gcc/configure

   1 #! /bin/sh
   2
   3 # Guess values for system-dependent variables and create Makefiles.
   4 # Generated automatically using autoconf version 2.13
   5 # Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
   6 #
   7 # This configure script is free software; the Free Software Foundation
   8 # gives unlimited permission to copy, distribute and modify it.
   9
  10 # Defaults:
  11 ac_help=
  12 ac_default_prefix=/usr/local
  13 # Any additions from configure.in:
  14 ac_help="$ac_help
  15   --with-local-prefix=DIR specifies directory to put local include"
  16 ac_help="$ac_help
  17   --with-gxx-include-dir=DIR
  18                           specifies directory to put g++ header files"
  19 ac_help="$ac_help
  20   --with-cpp-install-dir=DIR
  21                           install the user visible C preprocessor in DIR
  22                           (relative to PREFIX) as well as PREFIX/bin"
  23 ac_help="$ac_help
  24   --with-gnu-ld           arrange to work with GNU ld."
  25 ac_help="$ac_help
  26   --with-ld               arrange to use the specified ld (full pathname)"
  27 ac_help="$ac_help
  28   --with-gnu-as           arrange to work with GNU as"
  29 ac_help="$ac_help
  30   --with-as               arrange to use the specified as (full pathname)"
  31 ac_help="$ac_help
  32   --enable-werror         enable -Werror in bootstrap stage2 and later"
  33 ac_help="$ac_help
  34   --enable-checking[=LIST]
  35                           enable expensive run-time checks.  With LIST,
  36                           enable only specific categories of checks.
  37                           Categories are: misc,tree,rtl,rtlflag,gc,gcac,fold;
  38                           default is misc,tree,gc,rtlflag"
  39 ac_help="$ac_help
  40   --enable-coverage[=LEVEL]
  41                           enable compiler\'s code coverage collection.
  42                           Use to measure compiler performance and locate
  43                           unused parts of the compiler. With LEVEL, specify
  44                           optimization. Values are opt, noopt,
  45                           default is noopt"
  46 ac_help="$ac_help
  47   --with-stabs            arrange to use stabs instead of host debug format"
  48 ac_help="$ac_help
  49   --with-elf              arrange to use ELF instead of host debug format"
  50 ac_help="$ac_help
  51   --enable-multilib       enable library support for multiple ABIs"
  52 ac_help="$ac_help
  53   --enable-__cxa_atexit   enable __cxa_atexit for C++"
  54 ac_help="$ac_help
  55   --enable-threads        enable thread usage for target GCC
  56   --enable-threads=LIB    use LIB thread package for target GCC"
  57 ac_help="$ac_help
  58   --enable-objc-gc        enable the use of Boehm's garbage collector with
  59                           the GNU Objective-C runtime"
  60 ac_help="$ac_help
  61   --with-dwarf2           force the default debug format to be DWARF 2"
  62 ac_help="$ac_help
  63   --disable-shared        don't provide a shared libgcc"
  64 ac_help="$ac_help
  65   --with-sysroot[=DIR] Search for usr/lib, usr/include, et al, within DIR."
  66 ac_help="$ac_help
  67   --enable-intermodule    build the compiler in one step"
  68 ac_help="$ac_help
  69   --with-libiconv-prefix=DIR  search for libiconv in DIR/include and DIR/lib"
  70 ac_help="$ac_help
  71   --enable-initfini-array       use .init_array/.fini_array sections"
  72 ac_help="$ac_help
  73   --enable-sjlj-exceptions
  74                           arrange to use setjmp/longjmp exception handling"
  75 ac_help="$ac_help
  76   --enable-libunwind-exceptions  force use libunwind for exceptions"
  77 ac_help="$ac_help
  78   --disable-win32-registry
  79                           disable lookup of installation paths in the
  80                           Registry on Windows hosts
  81   --enable-win32-registry enable registry lookup (default)
  82   --enable-win32-registry=KEY
  83                           use KEY instead of GCC version as the last portion
  84                           of the registry key"
  85 ac_help="$ac_help
  86   --with-gc={simple,page} choose the garbage collection mechanism to use
  87                           with the compiler"
  88 ac_help="$ac_help
  89   --with-system-zlib      use installed libz"
  90 ac_help="$ac_help
  91   --enable-maintainer-mode
  92                           enable make rules and dependencies not useful
  93                           (and sometimes confusing) to the casual installer"
  94 ac_help="$ac_help
  95   --enable-version-specific-runtime-libs
  96                           specify that runtime libraries should be
  97                           installed in a compiler-specific directory"
  98 ac_help="$ac_help
  99   --with-slibdir=DIR      shared libraries in DIR [LIBDIR]"
 100
 101 # Initialize some variables set by options.
 102 # The variables have the same names as the options, with
 103 # dashes changed to underlines.
 104 build=NONE
 105 cache_file=./config.cache
 106 exec_prefix=NONE
 107 host=NONE
 108 no_create=
 109 nonopt=NONE
 110 no_recursion=
 111 prefix=NONE
 112 program_prefix=NONE
 113 program_suffix=NONE
 114 program_transform_name=s,x,x,
 115 silent=
 116 site=
 117 srcdir=
 118 target=NONE
 119 verbose=
 120 x_includes=NONE
 121 x_libraries=NONE
 122 bindir='${exec_prefix}/bin'
 123 sbindir='${exec_prefix}/sbin'
 124 libexecdir='${exec_prefix}/libexec'
 125 datadir='${prefix}/share'
 126 sysconfdir='${prefix}/etc'
 127 sharedstatedir='${prefix}/com'
 128 localstatedir='${prefix}/var'
 129 libdir='${exec_prefix}/lib'
 130 includedir='${prefix}/include'
 131 oldincludedir='/usr/include'
 132 infodir='${prefix}/info'
 133 mandir='${prefix}/man'
 134
 135 # Initialize some other variables.
 136 subdirs=
 137 MFLAGS= MAKEFLAGS=
 138 SHELL=${CONFIG_SHELL-/bin/sh}
 139 # Maximum number of lines to put in a shell here document.
 140 ac_max_here_lines=12
 141
 142 ac_prev=
 143 for ac_option
 144 do
 145
 146   # If the previous option needs an argument, assign it.
 147   if test -n "$ac_prev"; then
 148     eval "$ac_prev=\$ac_option"
 149     ac_prev=
 150     continue
 151   fi
 152
 153   case "$ac_option" in
 154   -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
 155   *) ac_optarg= ;;
 156   esac
 157
 158   # Accept the important Cygnus configure options, so we can diagnose typos.
 159
 160   case "$ac_option" in
 161
 162   -bindir | --bindir | --bindi | --bind | --bin | --bi)
 163     ac_prev=bindir ;;
 164   -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
 165     bindir="$ac_optarg" ;;
 166
 167   -build | --build | --buil | --bui | --bu)
 168     ac_prev=build ;;
 169   -build=* | --build=* | --buil=* | --bui=* | --bu=*)
 170     build="$ac_optarg" ;;
 171
 172   -cache-file | --cache-file | --cache-fil | --cache-fi \
 173   | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
 174     ac_prev=cache_file ;;
 175   -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
 176   | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
 177     cache_file="$ac_optarg" ;;
 178
 179   -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
 180     ac_prev=datadir ;;
 181   -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
 182   | --da=*)
 183     datadir="$ac_optarg" ;;
 184
 185   -disable-* | --disable-*)
 186     ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
 187     # Reject names that are not valid shell variable names.
 188     if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
 189       { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
 190     fi
 191     ac_feature=`echo $ac_feature| sed 's/-/_/g'`
 192     eval "enable_${ac_feature}=no" ;;
 193
 194   -enable-* | --enable-*)
 195     ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
 196     # Reject names that are not valid shell variable names.
 197     if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
 198       { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
 199     fi
 200     ac_feature=`echo $ac_feature| sed 's/-/_/g'`
 201     case "$ac_option" in
 202       *=*) ;;
 203       *) ac_optarg=yes ;;
 204     esac
 205     eval "enable_${ac_feature}='$ac_optarg'" ;;
 206
 207   -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
 208   | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
 209   | --exec | --exe | --ex)
 210     ac_prev=exec_prefix ;;
 211   -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
 212   | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
 213   | --exec=* | --exe=* | --ex=*)
 214     exec_prefix="$ac_optarg" ;;
 215
 216   -gas | --gas | --ga | --g)
 217     # Obsolete; use --with-gas.
 218     with_gas=yes ;;
 219
 220   -help | --help | --hel | --he)
 221     # Omit some internal or obsolete options to make the list less imposing.
 222     # This message is too long to be a string in the A/UX 3.1 sh.
 223     cat << EOF
 224 Usage: configure [options] [host]
 225 Options: [defaults in brackets after descriptions]
 226 Configuration:
 227   --cache-file=FILE       cache test results in FILE
 228   --help                  print this message
 229   --no-create             do not create output files
 230   --quiet, --silent       do not print \`checking...' messages
 231   --version               print the version of autoconf that created configure
 232 Directory and file names:
 233   --prefix=PREFIX         install architecture-independent files in PREFIX
 234                           [$ac_default_prefix]
 235   --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
 236                           [same as prefix]
 237   --bindir=DIR            user executables in DIR [EPREFIX/bin]
 238   --sbindir=DIR           system admin executables in DIR [EPREFIX/sbin]
 239   --libexecdir=DIR        program executables in DIR [EPREFIX/libexec]
 240   --datadir=DIR           read-only architecture-independent data in DIR
 241                           [PREFIX/share]
 242   --sysconfdir=DIR        read-only single-machine data in DIR [PREFIX/etc]
 243   --sharedstatedir=DIR    modifiable architecture-independent data in DIR
 244                           [PREFIX/com]
 245   --localstatedir=DIR     modifiable single-machine data in DIR [PREFIX/var]
 246   --libdir=DIR            object code libraries in DIR [EPREFIX/lib]
 247   --includedir=DIR        C header files in DIR [PREFIX/include]
 248   --oldincludedir=DIR     C header files for non-gcc in DIR [/usr/include]
 249   --infodir=DIR           info documentation in DIR [PREFIX/info]
 250   --mandir=DIR            man documentation in DIR [PREFIX/man]
 251   --srcdir=DIR            find the sources in DIR [configure dir or ..]
 252   --program-prefix=PREFIX prepend PREFIX to installed program names
 253   --program-suffix=SUFFIX append SUFFIX to installed program names
 254   --program-transform-name=PROGRAM
 255                           run sed PROGRAM on installed program names
 256 EOF
 257     cat << EOF
 258 Host type:
 259   --build=BUILD           configure for building on BUILD [BUILD=HOST]
 260   --host=HOST             configure for HOST [guessed]
 261   --target=TARGET         configure for TARGET [TARGET=HOST]
 262 Features and packages:
 263   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
 264   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
 265   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
 266   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
 267   --x-includes=DIR        X include files are in DIR
 268   --x-libraries=DIR       X library files are in DIR
 269 EOF
 270     if test -n "$ac_help"; then
 271       echo "--enable and --with options recognized:$ac_help"
 272     fi
 273     exit 0 ;;
 274
 275   -host | --host | --hos | --ho)
 276     ac_prev=host ;;
 277   -host=* | --host=* | --hos=* | --ho=*)
 278     host="$ac_optarg" ;;
 279
 280   -includedir | --includedir | --includedi | --included | --include \
 281   | --includ | --inclu | --incl | --inc)
 282     ac_prev=includedir ;;
 283   -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
 284   | --includ=* | --inclu=* | --incl=* | --inc=*)
 285     includedir="$ac_optarg" ;;
 286
 287   -infodir | --infodir | --infodi | --infod | --info | --inf)
 288     ac_prev=infodir ;;
 289   -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
 290     infodir="$ac_optarg" ;;
 291
 292   -libdir | --libdir | --libdi | --libd)
 293     ac_prev=libdir ;;
 294   -libdir=* | --libdir=* | --libdi=* | --libd=*)
 295     libdir="$ac_optarg" ;;
 296
 297   -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \
 298   | --libexe | --libex | --libe)
 299     ac_prev=libexecdir ;;
 300   -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \
 301   | --libexe=* | --libex=* | --libe=*)
 302     libexecdir="$ac_optarg" ;;
 303
 304   -localstatedir | --localstatedir | --localstatedi | --localstated \
 305   | --localstate | --localstat | --localsta | --localst \
 306   | --locals | --local | --loca | --loc | --lo)
 307     ac_prev=localstatedir ;;
 308   -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
 309   | --localstate=* | --localstat=* | --localsta=* | --localst=* \
 310   | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
 311     localstatedir="$ac_optarg" ;;
 312
 313   -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
 314     ac_prev=mandir ;;
 315   -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
 316     mandir="$ac_optarg" ;;
 317
 318   -nfp | --nfp | --nf)
 319     # Obsolete; use --without-fp.
 320     with_fp=no ;;
 321
 322   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
 323   | --no-cr | --no-c)
 324     no_create=yes ;;
 325
 326   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
 327   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
 328     no_recursion=yes ;;
 329
 330   -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \
 331   | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \
 332   | --oldin | --oldi | --old | --ol | --o)
 333     ac_prev=oldincludedir ;;
 334   -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \
 335   | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \
 336   | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
 337     oldincludedir="$ac_optarg" ;;
 338
 339   -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
 340     ac_prev=prefix ;;
 341   -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
 342     prefix="$ac_optarg" ;;
 343
 344   -program-prefix | --program-prefix | --program-prefi | --program-pref \
 345   | --program-pre | --program-pr | --program-p)
 346     ac_prev=program_prefix ;;
 347   -program-prefix=* | --program-prefix=* | --program-prefi=* \
 348   | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
 349     program_prefix="$ac_optarg" ;;
 350
 351   -program-suffix | --program-suffix | --program-suffi | --program-suff \
 352   | --program-suf | --program-su | --program-s)
 353     ac_prev=program_suffix ;;
 354   -program-suffix=* | --program-suffix=* | --program-suffi=* \
 355   | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
 356     program_suffix="$ac_optarg" ;;
 357
 358   -program-transform-name | --program-transform-name \
 359   | --program-transform-nam | --program-transform-na \
 360   | --program-transform-n | --program-transform- \
 361   | --program-transform | --program-transfor \
 362   | --program-transfo | --program-transf \
 363   | --program-trans | --program-tran \
 364   | --progr-tra | --program-tr | --program-t)
 365     ac_prev=program_transform_name ;;
 366   -program-transform-name=* | --program-transform-name=* \
 367   | --program-transform-nam=* | --program-transform-na=* \
 368   | --program-transform-n=* | --program-transform-=* \
 369   | --program-transform=* | --program-transfor=* \
 370   | --program-transfo=* | --program-transf=* \
 371   | --program-trans=* | --program-tran=* \
 372   | --progr-tra=* | --program-tr=* | --program-t=*)
 373     program_transform_name="$ac_optarg" ;;
 374
 375   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
 376   | -silent | --silent | --silen | --sile | --sil)
 377     silent=yes ;;
 378
 379   -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
 380     ac_prev=sbindir ;;
 381   -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
 382   | --sbi=* | --sb=*)
 383     sbindir="$ac_optarg" ;;
 384
 385   -sharedstatedir | --sharedstatedir | --sharedstatedi \
 386   | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
 387   | --sharedst | --shareds | --shared | --share | --shar \
 388   | --sha | --sh)
 389     ac_prev=sharedstatedir ;;
 390   -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
 391   | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
 392   | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
 393   | --sha=* | --sh=*)
 394     sharedstatedir="$ac_optarg" ;;
 395
 396   -site | --site | --sit)
 397     ac_prev=site ;;
 398   -site=* | --site=* | --sit=*)
 399     site="$ac_optarg" ;;
 400
 401   -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
 402     ac_prev=srcdir ;;
 403   -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
 404     srcdir="$ac_optarg" ;;
 405
 406   -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
 407   | --syscon | --sysco | --sysc | --sys | --sy)
 408     ac_prev=sysconfdir ;;
 409   -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
 410   | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
 411     sysconfdir="$ac_optarg" ;;
 412
 413   -target | --target | --targe | --targ | --tar | --ta | --t)
 414     ac_prev=target ;;
 415   -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
 416     target="$ac_optarg" ;;
 417
 418   -v | -verbose | --verbose | --verbos | --verbo | --verb)
 419     verbose=yes ;;
 420
 421   -version | --version | --versio | --versi | --vers)
 422     echo "configure generated by autoconf version 2.13"
 423     exit 0 ;;
 424
 425   -with-* | --with-*)
 426     ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
 427     # Reject names that are not valid shell variable names.
 428     if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
 429       { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
 430     fi
 431     ac_package=`echo $ac_package| sed 's/-/_/g'`
 432     case "$ac_option" in
 433       *=*) ;;
 434       *) ac_optarg=yes ;;
 435     esac
 436     eval "with_${ac_package}='$ac_optarg'" ;;
 437
 438   -without-* | --without-*)
 439     ac_package=`echo $ac_option|sed -e 's/-*without-//'`
 440     # Reject names that are not valid shell variable names.
 441     if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
 442       { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
 443     fi
 444     ac_package=`echo $ac_package| sed 's/-/_/g'`
 445     eval "with_${ac_package}=no" ;;
 446
 447   --x)
 448     # Obsolete; use --with-x.
 449     with_x=yes ;;
 450
 451   -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
 452   | --x-incl | --x-inc | --x-in | --x-i)
 453     ac_prev=x_includes ;;
 454   -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
 455   | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
 456     x_includes="$ac_optarg" ;;
 457
 458   -x-libraries | --x-libraries | --x-librarie | --x-librari \
 459   | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
 460     ac_prev=x_libraries ;;
 461   -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
 462   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
 463     x_libraries="$ac_optarg" ;;
 464
 465   -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
 466     ;;
 467
 468   *)
 469     if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
 470       echo "configure: warning: $ac_option: invalid host type" 1>&2
 471     fi
 472     if test "x$nonopt" != xNONE; then
 473       { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
 474     fi
 475     nonopt="$ac_option"
 476     ;;
 477
 478   esac
 479 done
 480
 481 if test -n "$ac_prev"; then
 482   { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; }
 483 fi
 484
 485 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
 486
 487 # File descriptor usage:
 488 # 0 standard input
 489 # 1 file creation
 490 # 2 errors and warnings
 491 # 3 some systems may open it to /dev/tty
 492 # 4 used on the Kubota Titan
 493 # 6 checking for... messages and results
 494 # 5 compiler messages saved in config.log
 495 if test "$silent" = yes; then
 496   exec 6>/dev/null
 497 else
 498   exec 6>&1
 499 fi
 500 exec 5>./config.log
 501
 502 echo "\
 503 This file contains any messages produced by compilers while
 504 running configure, to aid debugging if configure makes a mistake.
 505 " 1>&5
 506
 507 # Strip out --no-create and --no-recursion so they do not pile up.
 508 # Also quote any args containing shell metacharacters.
 509 ac_configure_args=
 510 for ac_arg
 511 do
 512   case "$ac_arg" in
 513   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
 514   | --no-cr | --no-c) ;;
 515   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
 516   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
 517   *" "*|*"      "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
 518   ac_configure_args="$ac_configure_args '$ac_arg'" ;;
 519   *) ac_configure_args="$ac_configure_args $ac_arg" ;;
 520   esac
 521 done
 522
 523 # NLS nuisances.
 524 # Only set these to C if already set.  These must not be set unconditionally
 525 # because not all systems understand e.g. LANG=C (notably SCO).
 526 # Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
 527 # Non-C LC_CTYPE values break the ctype check.
 528 if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
 529 if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
 530 if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
 531 if test "${LC_CTYPE+set}"    = set; then LC_CTYPE=C;    export LC_CTYPE;    fi
 532
 533 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 534 rm -rf conftest* confdefs.h
 535 # AIX cpp loses on an empty file, so make sure it contains at least a newline.
 536 echo > confdefs.h
 537
 538 # A filename unique to this package, relative to the directory that
 539 # configure is in, which we can look for to find out if srcdir is correct.
 540 ac_unique_file=tree.c
 541
 542 # Find the source files, if location was not specified.
 543 if test -z "$srcdir"; then
 544   ac_srcdir_defaulted=yes
 545   # Try the directory containing this script, then its parent.
 546   ac_prog=$0
 547   ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
 548   test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
 549   srcdir=$ac_confdir
 550   if test ! -r $srcdir/$ac_unique_file; then
 551     srcdir=..
 552   fi
 553 else
 554   ac_srcdir_defaulted=no
 555 fi
 556 if test ! -r $srcdir/$ac_unique_file; then
 557   if test "$ac_srcdir_defaulted" = yes; then
 558     { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
 559   else
 560     { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
 561   fi
 562 fi
 563 srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`
 564
 565 # Prefer explicitly selected file to automatically selected ones.
 566 if test -z "$CONFIG_SITE"; then
 567   if test "x$prefix" != xNONE; then
 568     CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
 569   else
 570     CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
 571   fi
 572 fi
 573 for ac_site_file in $CONFIG_SITE; do
 574   if test -r "$ac_site_file"; then
 575     echo "loading site script $ac_site_file"
 576     . "$ac_site_file"
 577   fi
 578 done
 579
 580 if test -r "$cache_file"; then
 581   echo "loading cache $cache_file"
 582   . $cache_file
 583 else
 584   echo "creating cache $cache_file"
 585   > $cache_file
 586 fi
 587
 588 ac_ext=c
 589 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 590 ac_cpp='$CPP $CPPFLAGS'
 591 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
 592 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
 593 cross_compiling=$ac_cv_prog_cc_cross
 594
 595 ac_exeext=
 596 ac_objext=o
 597 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
 598   # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
 599   if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
 600     ac_n= ac_c='
 601 ' ac_t='        '
 602   else
 603     ac_n=-n ac_c= ac_t=
 604   fi
 605 else
 606   ac_n= ac_c='\c' ac_t=
 607 fi
 608
 609
 610
 611
 612 # Determine the host, build, and target systems
 613 ac_aux_dir=
 614 for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
 615   if test -f $ac_dir/install-sh; then
 616     ac_aux_dir=$ac_dir
 617     ac_install_sh="$ac_aux_dir/install-sh -c"
 618     break
 619   elif test -f $ac_dir/install.sh; then
 620     ac_aux_dir=$ac_dir
 621     ac_install_sh="$ac_aux_dir/install.sh -c"
 622     break
 623   fi
 624 done
 625 if test -z "$ac_aux_dir"; then
 626   { echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
 627 fi
 628 ac_config_guess=$ac_aux_dir/config.guess
 629 ac_config_sub=$ac_aux_dir/config.sub
 630 ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 631
 632
 633 # Do some error checking and defaulting for the host and target type.
 634 # The inputs are:
 635 #    configure --host=HOST --target=TARGET --build=BUILD NONOPT
 636 #
 637 # The rules are:
 638 # 1. You are not allowed to specify --host, --target, and nonopt at the
 639 #    same time.
 640 # 2. Host defaults to nonopt.
 641 # 3. If nonopt is not specified, then host defaults to the current host,
 642 #    as determined by config.guess.
 643 # 4. Target and build default to nonopt.
 644 # 5. If nonopt is not specified, then target and build default to host.
 645
 646 # The aliases save the names the user supplied, while $host etc.
 647 # will get canonicalized.
 648 case $host---$target---$nonopt in
 649 NONE---*---* | *---NONE---* | *---*---NONE) ;;
 650 *) { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; } ;;
 651 esac
 652
 653
 654 # Make sure we can run config.sub.
 655 if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
 656 else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 657 fi
 658
 659 echo $ac_n "checking host system type""... $ac_c" 1>&6
 660 echo "configure:661: checking host system type" >&5
 661
 662 host_alias=$host
 663 case "$host_alias" in
 664 NONE)
 665   case $nonopt in
 666   NONE)
 667     if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
 668     else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
 669     fi ;;
 670   *) host_alias=$nonopt ;;
 671   esac ;;
 672 esac
 673
 674 host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
 675 host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 676 host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 677 host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 678 echo "$ac_t""$host" 1>&6
 679
 680 echo $ac_n "checking target system type""... $ac_c" 1>&6
 681 echo "configure:682: checking target system type" >&5
 682
 683 target_alias=$target
 684 case "$target_alias" in
 685 NONE)
 686   case $nonopt in
 687   NONE) target_alias=$host_alias ;;
 688   *) target_alias=$nonopt ;;
 689   esac ;;
 690 esac
 691
 692 target=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $target_alias`
 693 target_cpu=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 694 target_vendor=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 695 target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 696 echo "$ac_t""$target" 1>&6
 697
 698 echo $ac_n "checking build system type""... $ac_c" 1>&6
 699 echo "configure:700: checking build system type" >&5
 700
 701 build_alias=$build
 702 case "$build_alias" in
 703 NONE)
 704   case $nonopt in
 705   NONE) build_alias=$host_alias ;;
 706   *) build_alias=$nonopt ;;
 707   esac ;;
 708 esac
 709
 710 build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
 711 build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 712 build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 713 build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 714 echo "$ac_t""$build" 1>&6
 715
 716 test "$host_alias" != "$target_alias" &&
 717   test "$program_prefix$program_suffix$program_transform_name" = \
 718     NONENONEs,x,x, &&
 719   program_prefix=${target_alias}-
 720
 721
 722 # Determine the target- and build-specific subdirectories
 723  case ${build_alias} in
 724   "") build_noncanonical=${build} ;;
 725   *) build_noncanonical=${build_alias} ;;
 726 esac
 727
 728  case ${host_alias} in
 729   "") host_noncanonical=${build_noncanonical} ;;
 730   *) host_noncanonical=${host_alias} ;;
 731 esac
 732
 733  case ${target_alias} in
 734   "") target_noncanonical=${host_noncanonical} ;;
 735   *) target_noncanonical=${target_alias} ;;
 736 esac
 737
 738   # Prefix 'build-' so this never conflicts with target_subdir.
 739 build_subdir="build-${build_noncanonical}"
 740 # Not really a subdirectory, but here for completeness.
 741 host_subdir=.
 742 # No prefix.
 743 target_subdir=${target_noncanonical}
 744
 745
 746 # Set program_transform_name
 747 if test "$program_transform_name" = s,x,x,; then
 748   program_transform_name=
 749 else
 750   # Double any \ or $.  echo might interpret backslashes.
 751   cat <<\EOF_SED > conftestsed
 752 s,\\,\\\\,g; s,\$,$$,g
 753 EOF_SED
 754   program_transform_name="`echo $program_transform_name|sed -f conftestsed`"
 755   rm -f conftestsed
 756 fi
 757 test "$program_prefix" != NONE &&
 758   program_transform_name="s,^,${program_prefix},; $program_transform_name"
 759 # Use a double $ so make ignores it.
 760 test "$program_suffix" != NONE &&
 761   program_transform_name="s,\$\$,${program_suffix},; $program_transform_name"
 762
 763 # sed with no file args requires a program.
 764 test "$program_transform_name" = "" && program_transform_name="s,x,x,"
 765
 766
 767 # Check for bogus environment variables.
 768 # Test if LIBRARY_PATH contains the notation for the current directory
 769 # since this would lead to problems installing/building glibc.
 770 # LIBRARY_PATH contains the current directory if one of the following
 771 # is true:
 772 # - one of the terminals (":" and ";") is the first or last sign
 773 # - two terminals occur directly after each other
 774 # - the path contains an element with a dot in it
 775 echo $ac_n "checking LIBRARY_PATH variable""... $ac_c" 1>&6
 776 echo "configure:777: checking LIBRARY_PATH variable" >&5
 777 case ${LIBRARY_PATH} in
 778   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
 779     library_path_setting="contains current directory"
 780     ;;
 781   *)
 782     library_path_setting="ok"
 783     ;;
 784 esac
 785 echo "$ac_t""$library_path_setting" 1>&6
 786 if test "$library_path_setting" != "ok"; then
 787 { echo "configure: error:
 788 *** LIBRARY_PATH shouldn't contain the current directory when
 789 *** building gcc. Please change the environment variable
 790 *** and run configure again." 1>&2; exit 1; }
 791 fi
 792
 793 # Test if GCC_EXEC_PREFIX contains the notation for the current directory
 794 # since this would lead to problems installing/building glibc.
 795 # GCC_EXEC_PREFIX contains the current directory if one of the following
 796 # is true:
 797 # - one of the terminals (":" and ";") is the first or last sign
 798 # - two terminals occur directly after each other
 799 # - the path contains an element with a dot in it
 800 echo $ac_n "checking GCC_EXEC_PREFIX variable""... $ac_c" 1>&6
 801 echo "configure:802: checking GCC_EXEC_PREFIX variable" >&5
 802 case ${GCC_EXEC_PREFIX} in
 803   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
 804     gcc_exec_prefix_setting="contains current directory"
 805     ;;
 806   *)
 807     gcc_exec_prefix_setting="ok"
 808     ;;
 809 esac
 810 echo "$ac_t""$gcc_exec_prefix_setting" 1>&6
 811 if test "$gcc_exec_prefix_setting" != "ok"; then
 812 { echo "configure: error:
 813 *** GCC_EXEC_PREFIX shouldn't contain the current directory when
 814 *** building gcc. Please change the environment variable
 815 *** and run configure again." 1>&2; exit 1; }
 816 fi
 817
 818 # -----------
 819 # Directories
 820 # -----------
 821
 822 # Specify the local prefix
 823 local_prefix=
 824 # Check whether --with-local-prefix or --without-local-prefix was given.
 825 if test "${with_local_prefix+set}" = set; then
 826   withval="$with_local_prefix"
 827   case "${withval}" in
 828 yes)    { echo "configure: error: bad value ${withval} given for local include directory prefix" 1>&2; exit 1; } ;;
 829 no)     ;;
 830 *)      local_prefix=$with_local_prefix ;;
 831 esac
 832 fi
 833
 834
 835 # Default local prefix if it is empty
 836 if test x$local_prefix = x; then
 837         local_prefix=/usr/local
 838 fi
 839
 840 # Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
 841 # passed in by the toplevel make and thus we'd get different behavior
 842 # depending on where we built the sources.
 843 gcc_gxx_include_dir=
 844 # Specify the g++ header file directory
 845 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
 846 if test "${with_gxx_include_dir+set}" = set; then
 847   withval="$with_gxx_include_dir"
 848   case "${withval}" in
 849 yes)    { echo "configure: error: bad value ${withval} given for g++ include directory" 1>&2; exit 1; } ;;
 850 no)     ;;
 851 *)      gcc_gxx_include_dir=$with_gxx_include_dir ;;
 852 esac
 853 fi
 854
 855
 856 if test x${gcc_gxx_include_dir} = x; then
 857   if test x${enable_version_specific_runtime_libs} = xyes; then
 858     gcc_gxx_include_dir='${libsubdir}/include/c++'
 859   else
 860     topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
 861     gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/"${libstdcxx_incdir}
 862   fi
 863 fi
 864
 865 # Check whether --with-cpp_install_dir or --without-cpp_install_dir was given.
 866 if test "${with_cpp_install_dir+set}" = set; then
 867   withval="$with_cpp_install_dir"
 868   if test x$withval = xyes; then
 869   { echo "configure: error: option --with-cpp-install-dir requires an argument" 1>&2; exit 1; }
 870 elif test x$withval != xno; then
 871   cpp_install_dir=$withval
 872 fi
 873 fi
 874
 875
 876 # -------------------
 877 # Find default linker
 878 # -------------------
 879
 880 # With GNU ld
 881 # Check whether --with-gnu-ld or --without-gnu-ld was given.
 882 if test "${with_gnu_ld+set}" = set; then
 883   withval="$with_gnu_ld"
 884   gnu_ld_flag="$with_gnu_ld"
 885 else
 886   gnu_ld_flag=no
 887 fi
 888
 889
 890 # With pre-defined ld
 891 # Check whether --with-ld or --without-ld was given.
 892 if test "${with_ld+set}" = set; then
 893   withval="$with_ld"
 894   DEFAULT_LINKER="$with_ld"
 895 fi
 896
 897 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 898   if test ! -x "$DEFAULT_LINKER"; then
 899     echo "configure: warning: cannot execute: $DEFAULT_LINKER: check --with-ld or env. var. DEFAULT_LINKER" 1>&2
 900   elif $DEFAULT_LINKER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 901     gnu_ld_flag=yes
 902   fi
 903   cat >> confdefs.h <<EOF
 904 #define DEFAULT_LINKER "$DEFAULT_LINKER"
 905 EOF
 906
 907 fi
 908
 909 echo $ac_n "checking whether a default linker was specified""... $ac_c" 1>&6
 910 echo "configure:911: checking whether a default linker was specified" >&5
 911 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 912   if test x"$gnu_ld_flag" = x"no"; then
 913     echo "$ac_t""yes ($DEFAULT_LINKER)" 1>&6
 914   else
 915     echo "$ac_t""yes ($DEFAULT_LINKER - GNU ld)" 1>&6
 916   fi
 917 else
 918   echo "$ac_t""no" 1>&6
 919 fi
 920
 921 # ----------------------
 922 # Find default assembler
 923 # ----------------------
 924
 925 # With GNU as
 926 # Check whether --with-gnu-as or --without-gnu-as was given.
 927 if test "${with_gnu_as+set}" = set; then
 928   withval="$with_gnu_as"
 929   gas_flag="$with_gnu_as"
 930 else
 931   gas_flag=no
 932 fi
 933
 934
 935 # Check whether --with-as or --without-as was given.
 936 if test "${with_as+set}" = set; then
 937   withval="$with_as"
 938   DEFAULT_ASSEMBLER="$with_as"
 939 fi
 940
 941 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 942   if test ! -x "$DEFAULT_ASSEMBLER"; then
 943     echo "configure: warning: cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER" 1>&2
 944   elif $DEFAULT_ASSEMBLER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 945     gas_flag=yes
 946   fi
 947   cat >> confdefs.h <<EOF
 948 #define DEFAULT_ASSEMBLER "$DEFAULT_ASSEMBLER"
 949 EOF
 950
 951 fi
 952
 953 echo $ac_n "checking whether a default assembler was specified""... $ac_c" 1>&6
 954 echo "configure:955: checking whether a default assembler was specified" >&5
 955 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 956   if test x"$gas_flag" = x"no"; then
 957     echo "$ac_t""yes ($DEFAULT_ASSEMBLER)" 1>&6
 958   else
 959     echo "$ac_t""yes ($DEFAULT_ASSEMBLER - GNU as)" 1>&6
 960   fi
 961 else
 962   echo "$ac_t""no" 1>&6
 963 fi
 964
 965 # ---------------
 966 # Find C compiler
 967 # ---------------
 968
 969 # Find the native compiler
 970 # Extract the first word of "gcc", so it can be a program name with args.
 971 set dummy gcc; ac_word=$2
 972 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
 973 echo "configure:974: checking for $ac_word" >&5
 974 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
 975   echo $ac_n "(cached) $ac_c" 1>&6
 976 else
 977   if test -n "$CC"; then
 978   ac_cv_prog_CC="$CC" # Let the user override the test.
 979 else
 980   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
 981   ac_dummy="$PATH"
 982   for ac_dir in $ac_dummy; do
 983     test -z "$ac_dir" && ac_dir=.
 984     if test -f $ac_dir/$ac_word; then
 985       ac_cv_prog_CC="gcc"
 986       break
 987     fi
 988   done
 989   IFS="$ac_save_ifs"
 990 fi
 991 fi
 992 CC="$ac_cv_prog_CC"
 993 if test -n "$CC"; then
 994   echo "$ac_t""$CC" 1>&6
 995 else
 996   echo "$ac_t""no" 1>&6
 997 fi
 998
 999 if test -z "$CC"; then
1000   # Extract the first word of "cc", so it can be a program name with args.
1001 set dummy cc; ac_word=$2
1002 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1003 echo "configure:1004: checking for $ac_word" >&5
1004 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
1005   echo $ac_n "(cached) $ac_c" 1>&6
1006 else
1007   if test -n "$CC"; then
1008   ac_cv_prog_CC="$CC" # Let the user override the test.
1009 else
1010   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1011   ac_prog_rejected=no
1012   ac_dummy="$PATH"
1013   for ac_dir in $ac_dummy; do
1014     test -z "$ac_dir" && ac_dir=.
1015     if test -f $ac_dir/$ac_word; then
1016       if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
1017         ac_prog_rejected=yes
1018         continue
1019       fi
1020       ac_cv_prog_CC="cc"
1021       break
1022     fi
1023   done
1024   IFS="$ac_save_ifs"
1025 if test $ac_prog_rejected = yes; then
1026   # We found a bogon in the path, so make sure we never use it.
1027   set dummy $ac_cv_prog_CC
1028   shift
1029   if test $# -gt 0; then
1030     # We chose a different compiler from the bogus one.
1031     # However, it has the same basename, so the bogon will be chosen
1032     # first if we set CC to just the basename; use the full file name.
1033     shift
1034     set dummy "$ac_dir/$ac_word" "$@"
1035     shift
1036     ac_cv_prog_CC="$@"
1037   fi
1038 fi
1039 fi
1040 fi
1041 CC="$ac_cv_prog_CC"
1042 if test -n "$CC"; then
1043   echo "$ac_t""$CC" 1>&6
1044 else
1045   echo "$ac_t""no" 1>&6
1046 fi
1047
1048   if test -z "$CC"; then
1049     case "`uname -s`" in
1050     *win32* | *WIN32*)
1051       # Extract the first word of "cl", so it can be a program name with args.
1052 set dummy cl; ac_word=$2
1053 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1054 echo "configure:1055: checking for $ac_word" >&5
1055 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
1056   echo $ac_n "(cached) $ac_c" 1>&6
1057 else
1058   if test -n "$CC"; then
1059   ac_cv_prog_CC="$CC" # Let the user override the test.
1060 else
1061   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1062   ac_dummy="$PATH"
1063   for ac_dir in $ac_dummy; do
1064     test -z "$ac_dir" && ac_dir=.
1065     if test -f $ac_dir/$ac_word; then
1066       ac_cv_prog_CC="cl"
1067       break
1068     fi
1069   done
1070   IFS="$ac_save_ifs"
1071 fi
1072 fi
1073 CC="$ac_cv_prog_CC"
1074 if test -n "$CC"; then
1075   echo "$ac_t""$CC" 1>&6
1076 else
1077   echo "$ac_t""no" 1>&6
1078 fi
1079  ;;
1080     esac
1081   fi
1082   test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
1083 fi
1084
1085 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
1086 echo "configure:1087: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
1087
1088 ac_ext=c
1089 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1090 ac_cpp='$CPP $CPPFLAGS'
1091 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1092 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1093 cross_compiling=$ac_cv_prog_cc_cross
1094
1095 cat > conftest.$ac_ext << EOF
1096
1097 #line 1098 "configure"
1098 #include "confdefs.h"
1099
1100 main(){return(0);}
1101 EOF
1102 if { (eval echo configure:1103: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1103   ac_cv_prog_cc_works=yes
1104   # If we can't run a trivial program, we are probably using a cross compiler.
1105   if (./conftest; exit) 2>/dev/null; then
1106     ac_cv_prog_cc_cross=no
1107   else
1108     ac_cv_prog_cc_cross=yes
1109   fi
1110 else
1111   echo "configure: failed program was:" >&5
1112   cat conftest.$ac_ext >&5
1113   ac_cv_prog_cc_works=no
1114 fi
1115 rm -fr conftest*
1116 ac_ext=c
1117 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1118 ac_cpp='$CPP $CPPFLAGS'
1119 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1120 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1121 cross_compiling=$ac_cv_prog_cc_cross
1122
1123 echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
1124 if test $ac_cv_prog_cc_works = no; then
1125   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
1126 fi
1127 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
1128 echo "configure:1129: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
1129 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
1130 cross_compiling=$ac_cv_prog_cc_cross
1131
1132 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
1133 echo "configure:1134: checking whether we are using GNU C" >&5
1134 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
1135   echo $ac_n "(cached) $ac_c" 1>&6
1136 else
1137   cat > conftest.c <<EOF
1138 #ifdef __GNUC__
1139   yes;
1140 #endif
1141 EOF
1142 if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1143: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
1143   ac_cv_prog_gcc=yes
1144 else
1145   ac_cv_prog_gcc=no
1146 fi
1147 fi
1148
1149 echo "$ac_t""$ac_cv_prog_gcc" 1>&6
1150
1151 if test $ac_cv_prog_gcc = yes; then
1152   GCC=yes
1153 else
1154   GCC=
1155 fi
1156
1157 ac_test_CFLAGS="${CFLAGS+set}"
1158 ac_save_CFLAGS="$CFLAGS"
1159 CFLAGS=
1160 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
1161 echo "configure:1162: checking whether ${CC-cc} accepts -g" >&5
1162 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
1163   echo $ac_n "(cached) $ac_c" 1>&6
1164 else
1165   echo 'void f(){}' > conftest.c
1166 if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
1167   ac_cv_prog_cc_g=yes
1168 else
1169   ac_cv_prog_cc_g=no
1170 fi
1171 rm -f conftest*
1172
1173 fi
1174
1175 echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
1176 if test "$ac_test_CFLAGS" = set; then
1177   CFLAGS="$ac_save_CFLAGS"
1178 elif test $ac_cv_prog_cc_g = yes; then
1179   if test "$GCC" = yes; then
1180     CFLAGS="-g -O2"
1181   else
1182     CFLAGS="-g"
1183   fi
1184 else
1185   if test "$GCC" = yes; then
1186     CFLAGS="-O2"
1187   else
1188     CFLAGS=
1189   fi
1190 fi
1191
1192 if test "x$CC" != xcc; then
1193   echo $ac_n "checking whether $CC and cc understand -c and -o together""... $ac_c" 1>&6
1194 echo "configure:1195: checking whether $CC and cc understand -c and -o together" >&5
1195 else
1196   echo $ac_n "checking whether cc understands -c and -o together""... $ac_c" 1>&6
1197 echo "configure:1198: checking whether cc understands -c and -o together" >&5
1198 fi
1199 set dummy $CC; ac_cc="`echo $2 |
1200                        sed -e 's/[^a-zA-Z0-9_]/_/g' -e 's/^[0-9]/_/'`"
1201 if eval "test \"`echo '$''{'ac_cv_prog_cc_${ac_cc}_c_o'+set}'`\" = set"; then
1202   echo $ac_n "(cached) $ac_c" 1>&6
1203 else
1204   echo 'foo(){}' > conftest.c
1205 # Make sure it works both with $CC and with simple cc.
1206 # We do the test twice because some compilers refuse to overwrite an
1207 # existing .o file with -o, though they will create one.
1208 ac_try='${CC-cc} -c conftest.c -o conftest.o 1>&5'
1209 if { (eval echo configure:1210: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } &&
1210    test -f conftest.o && { (eval echo configure:1211: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; };
1211 then
1212   eval ac_cv_prog_cc_${ac_cc}_c_o=yes
1213   if test "x$CC" != xcc; then
1214     # Test first that cc exists at all.
1215     if { ac_try='cc -c conftest.c 1>&5'; { (eval echo configure:1216: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
1216       ac_try='cc -c conftest.c -o conftest.o 1>&5'
1217       if { (eval echo configure:1218: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } &&
1218          test -f conftest.o && { (eval echo configure:1219: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; };
1219       then
1220         # cc works too.
1221         :
1222       else
1223         # cc exists but doesn't like -o.
1224         eval ac_cv_prog_cc_${ac_cc}_c_o=no
1225       fi
1226     fi
1227   fi
1228 else
1229   eval ac_cv_prog_cc_${ac_cc}_c_o=no
1230 fi
1231 rm -f conftest*
1232
1233 fi
1234 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = yes"; then
1235   echo "$ac_t""yes" 1>&6
1236 else
1237   echo "$ac_t""no" 1>&6
1238   cat >> confdefs.h <<\EOF
1239 #define NO_MINUS_C_MINUS_O 1
1240 EOF
1241
1242 fi
1243
1244 # autoconf is lame and doesn't give us any substitution variable for this.
1245 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
1246   NO_MINUS_C_MINUS_O=yes
1247 else
1248   OUTPUT_OPTION='-o $@'
1249 fi
1250
1251
1252
1253 # -------------------------
1254 # Check C compiler features
1255 # -------------------------
1256
1257 echo $ac_n "checking whether ${CC-cc} accepts -Wno-long-long""... $ac_c" 1>&6
1258 echo "configure:1259: checking whether ${CC-cc} accepts -Wno-long-long" >&5
1259 if eval "test \"`echo '$''{'ac_cv_prog_cc_no_long_long'+set}'`\" = set"; then
1260   echo $ac_n "(cached) $ac_c" 1>&6
1261 else
1262   save_CFLAGS="$CFLAGS"
1263 CFLAGS="-Wno-long-long"
1264 cat > conftest.$ac_ext <<EOF
1265 #line 1266 "configure"
1266 #include "confdefs.h"
1267
1268 int main() {
1269
1270 ; return 0; }
1271 EOF
1272 if { (eval echo configure:1273: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1273   rm -rf conftest*
1274   ac_cv_prog_cc_no_long_long=yes
1275 else
1276   echo "configure: failed program was:" >&5
1277   cat conftest.$ac_ext >&5
1278   rm -rf conftest*
1279   ac_cv_prog_cc_no_long_long=no
1280 fi
1281 rm -f conftest*
1282 CFLAGS="$save_CFLAGS"
1283 fi
1284
1285 echo "$ac_t""$ac_cv_prog_cc_no_long_long" 1>&6
1286
1287 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
1288 echo "configure:1289: checking how to run the C preprocessor" >&5
1289 # On Suns, sometimes $CPP names a directory.
1290 if test -n "$CPP" && test -d "$CPP"; then
1291   CPP=
1292 fi
1293 if test -z "$CPP"; then
1294 if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
1295   echo $ac_n "(cached) $ac_c" 1>&6
1296 else
1297     # This must be in double quotes, not single quotes, because CPP may get
1298   # substituted into the Makefile and "${CC-cc}" will confuse make.
1299   CPP="${CC-cc} -E"
1300   # On the NeXT, cc -E runs the code through the compiler's parser,
1301   # not just through cpp.
1302   cat > conftest.$ac_ext <<EOF
1303 #line 1304 "configure"
1304 #include "confdefs.h"
1305 #include <assert.h>
1306 Syntax Error
1307 EOF
1308 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1309 { (eval echo configure:1310: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1310 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1311 if test -z "$ac_err"; then
1312   :
1313 else
1314   echo "$ac_err" >&5
1315   echo "configure: failed program was:" >&5
1316   cat conftest.$ac_ext >&5
1317   rm -rf conftest*
1318   CPP="${CC-cc} -E -traditional-cpp"
1319   cat > conftest.$ac_ext <<EOF
1320 #line 1321 "configure"
1321 #include "confdefs.h"
1322 #include <assert.h>
1323 Syntax Error
1324 EOF
1325 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1326 { (eval echo configure:1327: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1327 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1328 if test -z "$ac_err"; then
1329   :
1330 else
1331   echo "$ac_err" >&5
1332   echo "configure: failed program was:" >&5
1333   cat conftest.$ac_ext >&5
1334   rm -rf conftest*
1335   CPP="${CC-cc} -nologo -E"
1336   cat > conftest.$ac_ext <<EOF
1337 #line 1338 "configure"
1338 #include "confdefs.h"
1339 #include <assert.h>
1340 Syntax Error
1341 EOF
1342 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1343 { (eval echo configure:1344: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1344 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1345 if test -z "$ac_err"; then
1346   :
1347 else
1348   echo "$ac_err" >&5
1349   echo "configure: failed program was:" >&5
1350   cat conftest.$ac_ext >&5
1351   rm -rf conftest*
1352   CPP=/lib/cpp
1353 fi
1354 rm -f conftest*
1355 fi
1356 rm -f conftest*
1357 fi
1358 rm -f conftest*
1359   ac_cv_prog_CPP="$CPP"
1360 fi
1361   CPP="$ac_cv_prog_CPP"
1362 else
1363   ac_cv_prog_CPP="$CPP"
1364 fi
1365 echo "$ac_t""$CPP" 1>&6
1366
1367 echo $ac_n "checking for inline""... $ac_c" 1>&6
1368 echo "configure:1369: checking for inline" >&5
1369 if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
1370   echo $ac_n "(cached) $ac_c" 1>&6
1371 else
1372   ac_cv_c_inline=no
1373 for ac_kw in inline __inline__ __inline; do
1374   cat > conftest.$ac_ext <<EOF
1375 #line 1376 "configure"
1376 #include "confdefs.h"
1377
1378 int main() {
1379 } $ac_kw foo() {
1380 ; return 0; }
1381 EOF
1382 if { (eval echo configure:1383: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1383   rm -rf conftest*
1384   ac_cv_c_inline=$ac_kw; break
1385 else
1386   echo "configure: failed program was:" >&5
1387   cat conftest.$ac_ext >&5
1388 fi
1389 rm -f conftest*
1390 done
1391
1392 fi
1393
1394 echo "$ac_t""$ac_cv_c_inline" 1>&6
1395 case "$ac_cv_c_inline" in
1396   inline | yes) ;;
1397   no) cat >> confdefs.h <<\EOF
1398 #define inline
1399 EOF
1400  ;;
1401   *)  cat >> confdefs.h <<EOF
1402 #define inline $ac_cv_c_inline
1403 EOF
1404  ;;
1405 esac
1406
1407
1408 echo $ac_n "checking for long long int""... $ac_c" 1>&6
1409 echo "configure:1410: checking for long long int" >&5
1410 if eval "test \"`echo '$''{'ac_cv_c_long_long'+set}'`\" = set"; then
1411   echo $ac_n "(cached) $ac_c" 1>&6
1412 else
1413   cat > conftest.$ac_ext <<EOF
1414 #line 1415 "configure"
1415 #include "confdefs.h"
1416
1417 int main() {
1418 long long int i;
1419 ; return 0; }
1420 EOF
1421 if { (eval echo configure:1422: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1422   rm -rf conftest*
1423   ac_cv_c_long_long=yes
1424 else
1425   echo "configure: failed program was:" >&5
1426   cat conftest.$ac_ext >&5
1427   rm -rf conftest*
1428   ac_cv_c_long_long=no
1429 fi
1430 rm -f conftest*
1431 fi
1432
1433 echo "$ac_t""$ac_cv_c_long_long" 1>&6
1434   if test $ac_cv_c_long_long = yes; then
1435     cat >> confdefs.h <<\EOF
1436 #define HAVE_LONG_LONG 1
1437 EOF
1438
1439   fi
1440 echo $ac_n "checking for __int64""... $ac_c" 1>&6
1441 echo "configure:1442: checking for __int64" >&5
1442 if eval "test \"`echo '$''{'ac_cv_c___int64'+set}'`\" = set"; then
1443   echo $ac_n "(cached) $ac_c" 1>&6
1444 else
1445   cat > conftest.$ac_ext <<EOF
1446 #line 1447 "configure"
1447 #include "confdefs.h"
1448
1449 int main() {
1450 __int64 i;
1451 ; return 0; }
1452 EOF
1453 if { (eval echo configure:1454: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1454   rm -rf conftest*
1455   ac_cv_c___int64=yes
1456 else
1457   echo "configure: failed program was:" >&5
1458   cat conftest.$ac_ext >&5
1459   rm -rf conftest*
1460   ac_cv_c___int64=no
1461 fi
1462 rm -f conftest*
1463 fi
1464
1465 echo "$ac_t""$ac_cv_c___int64" 1>&6
1466   if test $ac_cv_c___int64 = yes; then
1467     cat >> confdefs.h <<\EOF
1468 #define HAVE___INT64 1
1469 EOF
1470
1471   fi
1472
1473 echo $ac_n "checking for built-in _Bool""... $ac_c" 1>&6
1474 echo "configure:1475: checking for built-in _Bool" >&5
1475 if eval "test \"`echo '$''{'gcc_cv_c__bool'+set}'`\" = set"; then
1476   echo $ac_n "(cached) $ac_c" 1>&6
1477 else
1478   cat > conftest.$ac_ext <<EOF
1479 #line 1480 "configure"
1480 #include "confdefs.h"
1481
1482 int main() {
1483 _Bool foo;
1484 ; return 0; }
1485 EOF
1486 if { (eval echo configure:1487: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1487   rm -rf conftest*
1488   gcc_cv_c__bool=yes
1489 else
1490   echo "configure: failed program was:" >&5
1491   cat conftest.$ac_ext >&5
1492   rm -rf conftest*
1493   gcc_cv_c__bool=no
1494 fi
1495 rm -f conftest*
1496
1497 fi
1498
1499 echo "$ac_t""$gcc_cv_c__bool" 1>&6
1500 if test $gcc_cv_c__bool = yes; then
1501   cat >> confdefs.h <<\EOF
1502 #define HAVE__BOOL 1
1503 EOF
1504
1505 fi
1506
1507
1508 # sizeof(char) is 1 by definition.
1509 echo $ac_n "checking size of void *""... $ac_c" 1>&6
1510 echo "configure:1511: checking size of void *" >&5
1511 if eval "test \"`echo '$''{'ac_cv_sizeof_void_p'+set}'`\" = set"; then
1512   echo $ac_n "(cached) $ac_c" 1>&6
1513 else
1514   for ac_size in 4 8 1 2 16 12  ; do # List sizes in rough order of prevalence.
1515   cat > conftest.$ac_ext <<EOF
1516 #line 1517 "configure"
1517 #include "confdefs.h"
1518 #include "confdefs.h"
1519 #include <sys/types.h>
1520
1521
1522 int main() {
1523 switch (0) case 0: case (sizeof (void *) == $ac_size):;
1524 ; return 0; }
1525 EOF
1526 if { (eval echo configure:1527: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1527   rm -rf conftest*
1528   ac_cv_sizeof_void_p=$ac_size
1529 else
1530   echo "configure: failed program was:" >&5
1531   cat conftest.$ac_ext >&5
1532 fi
1533 rm -f conftest*
1534   if test x$ac_cv_sizeof_void_p != x ; then break; fi
1535 done
1536
1537 fi
1538
1539 if test x$ac_cv_sizeof_void_p = x ; then
1540   { echo "configure: error: cannot determine a size for void *" 1>&2; exit 1; }
1541 fi
1542 echo "$ac_t""$ac_cv_sizeof_void_p" 1>&6
1543 cat >> confdefs.h <<EOF
1544 #define SIZEOF_VOID_P $ac_cv_sizeof_void_p
1545 EOF
1546
1547
1548 echo $ac_n "checking size of short""... $ac_c" 1>&6
1549 echo "configure:1550: checking size of short" >&5
1550 if eval "test \"`echo '$''{'ac_cv_sizeof_short'+set}'`\" = set"; then
1551   echo $ac_n "(cached) $ac_c" 1>&6
1552 else
1553   for ac_size in 4 8 1 2 16 12  ; do # List sizes in rough order of prevalence.
1554   cat > conftest.$ac_ext <<EOF
1555 #line 1556 "configure"
1556 #include "confdefs.h"
1557 #include "confdefs.h"
1558 #include <sys/types.h>
1559
1560
1561 int main() {
1562 switch (0) case 0: case (sizeof (short) == $ac_size):;
1563 ; return 0; }
1564 EOF
1565 if { (eval echo configure:1566: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1566   rm -rf conftest*
1567   ac_cv_sizeof_short=$ac_size
1568 else
1569   echo "configure: failed program was:" >&5
1570   cat conftest.$ac_ext >&5
1571 fi
1572 rm -f conftest*
1573   if test x$ac_cv_sizeof_short != x ; then break; fi
1574 done
1575
1576 fi
1577
1578 if test x$ac_cv_sizeof_short = x ; then
1579   { echo "configure: error: cannot determine a size for short" 1>&2; exit 1; }
1580 fi
1581 echo "$ac_t""$ac_cv_sizeof_short" 1>&6
1582 cat >> confdefs.h <<EOF
1583 #define SIZEOF_SHORT $ac_cv_sizeof_short
1584 EOF
1585
1586
1587 echo $ac_n "checking size of int""... $ac_c" 1>&6
1588 echo "configure:1589: checking size of int" >&5
1589 if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
1590   echo $ac_n "(cached) $ac_c" 1>&6
1591 else
1592   for ac_size in 4 8 1 2 16 12  ; do # List sizes in rough order of prevalence.
1593   cat > conftest.$ac_ext <<EOF
1594 #line 1595 "configure"
1595 #include "confdefs.h"
1596 #include "confdefs.h"
1597 #include <sys/types.h>
1598
1599
1600 int main() {
1601 switch (0) case 0: case (sizeof (int) == $ac_size):;
1602 ; return 0; }
1603 EOF
1604 if { (eval echo configure:1605: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1605   rm -rf conftest*
1606   ac_cv_sizeof_int=$ac_size
1607 else
1608   echo "configure: failed program was:" >&5
1609   cat conftest.$ac_ext >&5
1610 fi
1611 rm -f conftest*
1612   if test x$ac_cv_sizeof_int != x ; then break; fi
1613 done
1614
1615 fi
1616
1617 if test x$ac_cv_sizeof_int = x ; then
1618   { echo "configure: error: cannot determine a size for int" 1>&2; exit 1; }
1619 fi
1620 echo "$ac_t""$ac_cv_sizeof_int" 1>&6
1621 cat >> confdefs.h <<EOF
1622 #define SIZEOF_INT $ac_cv_sizeof_int
1623 EOF
1624
1625
1626 echo $ac_n "checking size of long""... $ac_c" 1>&6
1627 echo "configure:1628: checking size of long" >&5
1628 if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
1629   echo $ac_n "(cached) $ac_c" 1>&6
1630 else
1631   for ac_size in 4 8 1 2 16 12  ; do # List sizes in rough order of prevalence.
1632   cat > conftest.$ac_ext <<EOF
1633 #line 1634 "configure"
1634 #include "confdefs.h"
1635 #include "confdefs.h"
1636 #include <sys/types.h>
1637
1638
1639 int main() {
1640 switch (0) case 0: case (sizeof (long) == $ac_size):;
1641 ; return 0; }
1642 EOF
1643 if { (eval echo configure:1644: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1644   rm -rf conftest*
1645   ac_cv_sizeof_long=$ac_size
1646 else
1647   echo "configure: failed program was:" >&5
1648   cat conftest.$ac_ext >&5
1649 fi
1650 rm -f conftest*
1651   if test x$ac_cv_sizeof_long != x ; then break; fi
1652 done
1653
1654 fi
1655
1656 if test x$ac_cv_sizeof_long = x ; then
1657   { echo "configure: error: cannot determine a size for long" 1>&2; exit 1; }
1658 fi
1659 echo "$ac_t""$ac_cv_sizeof_long" 1>&6
1660 cat >> confdefs.h <<EOF
1661 #define SIZEOF_LONG $ac_cv_sizeof_long
1662 EOF
1663
1664
1665 if test $ac_cv_c_long_long = yes; then
1666   echo $ac_n "checking size of long long""... $ac_c" 1>&6
1667 echo "configure:1668: checking size of long long" >&5
1668 if eval "test \"`echo '$''{'ac_cv_sizeof_long_long'+set}'`\" = set"; then
1669   echo $ac_n "(cached) $ac_c" 1>&6
1670 else
1671   for ac_size in 4 8 1 2 16 12  ; do # List sizes in rough order of prevalence.
1672   cat > conftest.$ac_ext <<EOF
1673 #line 1674 "configure"
1674 #include "confdefs.h"
1675 #include "confdefs.h"
1676 #include <sys/types.h>
1677
1678
1679 int main() {
1680 switch (0) case 0: case (sizeof (long long) == $ac_size):;
1681 ; return 0; }
1682 EOF
1683 if { (eval echo configure:1684: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1684   rm -rf conftest*
1685   ac_cv_sizeof_long_long=$ac_size
1686 else
1687   echo "configure: failed program was:" >&5
1688   cat conftest.$ac_ext >&5
1689 fi
1690 rm -f conftest*
1691   if test x$ac_cv_sizeof_long_long != x ; then break; fi
1692 done
1693
1694 fi
1695
1696 if test x$ac_cv_sizeof_long_long = x ; then
1697   { echo "configure: error: cannot determine a size for long long" 1>&2; exit 1; }
1698 fi
1699 echo "$ac_t""$ac_cv_sizeof_long_long" 1>&6
1700 cat >> confdefs.h <<EOF
1701 #define SIZEOF_LONG_LONG $ac_cv_sizeof_long_long
1702 EOF
1703
1704
1705 fi
1706 if test $ac_cv_c___int64 = yes; then
1707   echo $ac_n "checking size of __int64""... $ac_c" 1>&6
1708 echo "configure:1709: checking size of __int64" >&5
1709 if eval "test \"`echo '$''{'ac_cv_sizeof___int64'+set}'`\" = set"; then
1710   echo $ac_n "(cached) $ac_c" 1>&6
1711 else
1712   for ac_size in 4 8 1 2 16 12  ; do # List sizes in rough order of prevalence.
1713   cat > conftest.$ac_ext <<EOF
1714 #line 1715 "configure"
1715 #include "confdefs.h"
1716 #include "confdefs.h"
1717 #include <sys/types.h>
1718
1719
1720 int main() {
1721 switch (0) case 0: case (sizeof (__int64) == $ac_size):;
1722 ; return 0; }
1723 EOF
1724 if { (eval echo configure:1725: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1725   rm -rf conftest*
1726   ac_cv_sizeof___int64=$ac_size
1727 else
1728   echo "configure: failed program was:" >&5
1729   cat conftest.$ac_ext >&5
1730 fi
1731 rm -f conftest*
1732   if test x$ac_cv_sizeof___int64 != x ; then break; fi
1733 done
1734
1735 fi
1736
1737 if test x$ac_cv_sizeof___int64 = x ; then
1738   { echo "configure: error: cannot determine a size for __int64" 1>&2; exit 1; }
1739 fi
1740 echo "$ac_t""$ac_cv_sizeof___int64" 1>&6
1741 cat >> confdefs.h <<EOF
1742 #define SIZEOF___INT64 $ac_cv_sizeof___int64
1743 EOF
1744
1745
1746 fi
1747
1748 # -----------------
1749 # Find Ada compiler
1750 # -----------------
1751
1752 # See if GNAT has been installed
1753 if test $host != $build; then
1754   ac_tool_prefix=${host_alias}-
1755 else
1756   ac_tool_prefix=
1757 fi
1758
1759
1760 # Extract the first word of "${ac_tool_prefix}gnatbind", so it can be a program name with args.
1761 set dummy ${ac_tool_prefix}gnatbind; ac_word=$2
1762 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1763 echo "configure:1764: checking for $ac_word" >&5
1764 if eval "test \"`echo '$''{'ac_cv_prog_GNATBIND'+set}'`\" = set"; then
1765   echo $ac_n "(cached) $ac_c" 1>&6
1766 else
1767   if test -n "$GNATBIND"; then
1768   ac_cv_prog_GNATBIND="$GNATBIND" # Let the user override the test.
1769 else
1770   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1771   ac_dummy="$PATH"
1772   for ac_dir in $ac_dummy; do
1773     test -z "$ac_dir" && ac_dir=.
1774     if test -f $ac_dir/$ac_word; then
1775       ac_cv_prog_GNATBIND="${ac_tool_prefix}gnatbind"
1776       break
1777     fi
1778   done
1779   IFS="$ac_save_ifs"
1780 fi
1781 fi
1782 GNATBIND="$ac_cv_prog_GNATBIND"
1783 if test -n "$GNATBIND"; then
1784   echo "$ac_t""$GNATBIND" 1>&6
1785 else
1786   echo "$ac_t""no" 1>&6
1787 fi
1788
1789
1790 if test -z "$ac_cv_prog_GNATBIND"; then
1791 if test -n "$ac_tool_prefix"; then
1792   # Extract the first word of "gnatbind", so it can be a program name with args.
1793 set dummy gnatbind; ac_word=$2
1794 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1795 echo "configure:1796: checking for $ac_word" >&5
1796 if eval "test \"`echo '$''{'ac_cv_prog_GNATBIND'+set}'`\" = set"; then
1797   echo $ac_n "(cached) $ac_c" 1>&6
1798 else
1799   if test -n "$GNATBIND"; then
1800   ac_cv_prog_GNATBIND="$GNATBIND" # Let the user override the test.
1801 else
1802   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1803   ac_dummy="$PATH"
1804   for ac_dir in $ac_dummy; do
1805     test -z "$ac_dir" && ac_dir=.
1806     if test -f $ac_dir/$ac_word; then
1807       ac_cv_prog_GNATBIND="gnatbind"
1808       break
1809     fi
1810   done
1811   IFS="$ac_save_ifs"
1812   test -z "$ac_cv_prog_GNATBIND" && ac_cv_prog_GNATBIND="no"
1813 fi
1814 fi
1815 GNATBIND="$ac_cv_prog_GNATBIND"
1816 if test -n "$GNATBIND"; then
1817   echo "$ac_t""$GNATBIND" 1>&6
1818 else
1819   echo "$ac_t""no" 1>&6
1820 fi
1821
1822 else
1823   GNATBIND="no"
1824 fi
1825 fi
1826
1827 echo $ac_n "checking for compiler driver that understands Ada""... $ac_c" 1>&6
1828 echo "configure:1829: checking for compiler driver that understands Ada" >&5
1829 if eval "test \"`echo '$''{'gcc_cv_prog_adac'+set}'`\" = set"; then
1830   echo $ac_n "(cached) $ac_c" 1>&6
1831 else
1832   cat >conftest.adb <<EOF
1833 procedure conftest is begin null; end conftest;
1834 EOF
1835 gcc_cv_prog_adac=no
1836 # Have to do ac_tool_prefix and user overrides by hand.
1837 for cand in ${ADAC+"$ADAC"} ${CC+"$CC"} \
1838             ${ac_tool_prefix}gcc        gcc             \
1839             ${ac_tool_prefix}cc         cc              \
1840             ${ac_tool_prefix}gnatgcc    gnatgcc         \
1841             ${ac_tool_prefix}gnatcc     gnatcc          \
1842             ${ac_tool_prefix}adagcc     adagcc          \
1843             ${ac_tool_prefix}adacc      adacc           ; do
1844   # There is a bug in all released versions of GCC which causes the
1845   # driver to exit successfully when the appropriate language module
1846   # has not been installed.  This is fixed in 2.95.4, 3.0.2, and 3.1.
1847   # Therefore we must check for the error message as well as an
1848   # unsuccessful exit.
1849   errors=`($cand -c conftest.adb) 2>&1 || echo failure`
1850   if test x"$errors" = x; then
1851     gcc_cv_prog_adac=$cand
1852     break
1853   fi
1854 done
1855 rm -f conftest.*
1856 fi
1857
1858 echo "$ac_t""$gcc_cv_prog_adac" 1>&6
1859 ADAC=$gcc_cv_prog_adac
1860
1861
1862 if test x$GNATBIND != xno && test x$ADAC != xno; then
1863   have_gnat=yes
1864 else
1865   have_gnat=no
1866 fi
1867
1868
1869 if test x$have_gnat != xno ; then
1870 echo $ac_n "checking whether ${ADAC} accepts -Wno-long-long""... $ac_c" 1>&6
1871 echo "configure:1872: checking whether ${ADAC} accepts -Wno-long-long" >&5
1872 if eval "test \"`echo '$''{'ac_cv_prog_adac_no_long_long'+set}'`\" = set"; then
1873   echo $ac_n "(cached) $ac_c" 1>&6
1874 else
1875   cat >conftest.adb <<EOF
1876 procedure conftest is begin null; end conftest;
1877 EOF
1878 if $ADAC -Wno-long-long -c conftest.adb 1>&5 2>&5 ; then
1879   ac_cv_prog_adac_no_long_long=yes
1880 else
1881   ac_cv_prog_adac_no_long_long=no
1882 fi
1883 rm -f conftest*
1884 fi
1885
1886 echo "$ac_t""$ac_cv_prog_adac_no_long_long" 1>&6
1887 else
1888   ac_cv_prog_adac_no_long_long=yes
1889 fi
1890
1891 # ---------------------
1892 # Warnings and checking
1893 # ---------------------
1894
1895 strict1_warn=
1896 if test $ac_cv_prog_cc_no_long_long = yes && \
1897     test $ac_cv_prog_adac_no_long_long = yes ; then
1898   strict1_warn="-pedantic -Wno-long-long"
1899 fi
1900
1901
1902 # If the native compiler is GCC, we can enable warnings even in stage1.
1903 # That's useful for people building cross-compilers, or just running a
1904 # quick `make'.
1905 warn_cflags=
1906 if test "x$GCC" = "xyes"; then
1907   warn_cflags='$(GCC_WARN_CFLAGS)'
1908 fi
1909
1910
1911 # Enable -Werror in bootstrap stage2 and later.
1912 # Change the default to "no" on release branches.
1913 # Check whether --enable-werror or --disable-werror was given.
1914 if test "${enable_werror+set}" = set; then
1915   enableval="$enable_werror"
1916   :
1917 else
1918   enable_werror=yes
1919 fi
1920
1921 if test x$enable_werror = xyes ; then
1922   WERROR=-Werror
1923 fi
1924
1925
1926 # Enable expensive internal checks
1927 # Check whether --enable-checking or --disable-checking was given.
1928 if test "${enable_checking+set}" = set; then
1929   enableval="$enable_checking"
1930   ac_checking=
1931 ac_tree_checking=
1932 ac_rtl_checking=
1933 ac_rtlflag_checking=
1934 ac_gc_checking=
1935 ac_gc_always_collect=
1936 ac_fold_checking=
1937 case "${enableval}" in
1938 yes)    ac_checking=1 ; ac_tree_checking=1 ; ac_gc_checking=1 ;
1939         ac_rtlflag_checking=1 ;;
1940 no)     ;;
1941 *)      IFS="${IFS=     }"; ac_save_IFS="$IFS"; IFS="$IFS,"
1942         set fnord $enableval; shift
1943         IFS="$ac_save_IFS"
1944         for check
1945         do
1946                 case $check in
1947                 misc)   ac_checking=1 ;;
1948                 tree)   ac_tree_checking=1 ;;
1949                 rtlflag)        ac_rtlflag_checking=1 ;;
1950                 rtl)    ac_rtl_checking=1 ;;
1951                 gc)     ac_gc_checking=1 ;;
1952                 gcac)   ac_gc_always_collect=1 ;;
1953                 fold)   ac_fold_checking=1 ;;
1954                 valgrind)       ac_checking_valgrind=1 ;;
1955                 *)      { echo "configure: error: unknown check category $check" 1>&2; exit 1; } ;;
1956                 esac
1957         done
1958         ;;
1959 esac
1960
1961 else
1962   # Enable some checks by default for development versions of GCC
1963 ac_checking=1; ac_tree_checking=1; ac_gc_checking=1; ac_rtlflag_checking=1;
1964 fi
1965
1966 nocommon_flag=""
1967 if test x$ac_checking != x ; then
1968   cat >> confdefs.h <<\EOF
1969 #define ENABLE_CHECKING 1
1970 EOF
1971
1972   nocommon_flag=-fno-common
1973 fi
1974
1975 if test x$ac_tree_checking != x ; then
1976   cat >> confdefs.h <<\EOF
1977 #define ENABLE_TREE_CHECKING 1
1978 EOF
1979
1980 fi
1981 if test x$ac_rtl_checking != x ; then
1982   cat >> confdefs.h <<\EOF
1983 #define ENABLE_RTL_CHECKING 1
1984 EOF
1985
1986 fi
1987 if test x$ac_rtlflag_checking != x ; then
1988   cat >> confdefs.h <<\EOF
1989 #define ENABLE_RTL_FLAG_CHECKING 1
1990 EOF
1991
1992 fi
1993 if test x$ac_gc_checking != x ; then
1994   cat >> confdefs.h <<\EOF
1995 #define ENABLE_GC_CHECKING 1
1996 EOF
1997
1998 fi
1999 if test x$ac_gc_always_collect != x ; then
2000   cat >> confdefs.h <<\EOF
2001 #define ENABLE_GC_ALWAYS_COLLECT 1
2002 EOF
2003
2004 fi
2005 if test x$ac_fold_checking != x ; then
2006   cat >> confdefs.h <<\EOF
2007 #define ENABLE_FOLD_CHECKING 1
2008 EOF
2009
2010 fi
2011 valgrind_path_defines=
2012 valgrind_command=
2013 if test x$ac_checking_valgrind != x ; then
2014   # It is certainly possible that there's valgrind but no valgrind.h.
2015   # GCC relies on making annotations so we must have both.
2016   echo $ac_n "checking for VALGRIND_DISCARD in <memcheck.h>""... $ac_c" 1>&6
2017 echo "configure:2018: checking for VALGRIND_DISCARD in <memcheck.h>" >&5
2018   cat > conftest.$ac_ext <<EOF
2019 #line 2020 "configure"
2020 #include "confdefs.h"
2021 #include <memcheck.h>
2022 #ifndef VALGRIND_DISCARD
2023 #error VALGRIND_DISCARD not defined
2024 #endif
2025 EOF
2026 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
2027 { (eval echo configure:2028: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2028 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
2029 if test -z "$ac_err"; then
2030   rm -rf conftest*
2031   gcc_cv_header_memcheck_h=yes
2032 else
2033   echo "$ac_err" >&5
2034   echo "configure: failed program was:" >&5
2035   cat conftest.$ac_ext >&5
2036   rm -rf conftest*
2037   gcc_cv_header_memcheck_h=no
2038 fi
2039 rm -f conftest*
2040   echo "$ac_t""$gcc_cv_header_memcheck_h" 1>&6
2041   ac_safe=`echo "valgrind.h" | sed 'y%./+-%__p_%'`
2042 echo $ac_n "checking for valgrind.h""... $ac_c" 1>&6
2043 echo "configure:2044: checking for valgrind.h" >&5
2044 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
2045   echo $ac_n "(cached) $ac_c" 1>&6
2046 else
2047   cat > conftest.$ac_ext <<EOF
2048 #line 2049 "configure"
2049 #include "confdefs.h"
2050 #include <valgrind.h>
2051 EOF
2052 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
2053 { (eval echo configure:2054: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2054 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
2055 if test -z "$ac_err"; then
2056   rm -rf conftest*
2057   eval "ac_cv_header_$ac_safe=yes"
2058 else
2059   echo "$ac_err" >&5
2060   echo "configure: failed program was:" >&5
2061   cat conftest.$ac_ext >&5
2062   rm -rf conftest*
2063   eval "ac_cv_header_$ac_safe=no"
2064 fi
2065 rm -f conftest*
2066 fi
2067 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
2068   echo "$ac_t""yes" 1>&6
2069   have_valgrind_h=yes
2070 else
2071   echo "$ac_t""no" 1>&6
2072 have_valgrind_h=no
2073 fi
2074
2075
2076 # Prepare PATH_SEPARATOR.
2077 # The user is always right.
2078 if test "${PATH_SEPARATOR+set}" != set; then
2079   echo "#! /bin/sh" >conf$$.sh
2080   echo  "exit 0"   >>conf$$.sh
2081   chmod +x conf$$.sh
2082   if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
2083     PATH_SEPARATOR=';'
2084   else
2085     PATH_SEPARATOR=:
2086   fi
2087   rm -f conf$$.sh
2088 fi
2089
2090 # Find out how to test for executable files. Don't use a zero-byte file,
2091 # as systems may use methods other than mode bits to determine executability.
2092 cat >conf$$.file <<_ASEOF
2093 #! /bin/sh
2094 exit 0
2095 _ASEOF
2096 chmod +x conf$$.file
2097 if test -x conf$$.file >/dev/null 2>&1; then
2098   ac_executable_p="test -x"
2099 else
2100   ac_executable_p="test -f"
2101 fi
2102 rm -f conf$$.file
2103
2104 # Extract the first word of "valgrind", so it can be a program name with args.
2105 set dummy valgrind; ac_word=$2
2106 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2107 echo "configure:2108: checking for $ac_word" >&5
2108 if eval "test \"`echo '$''{'ac_cv_path_valgrind_path'+set}'`\" = set"; then
2109   echo $ac_n "(cached) $ac_c" 1>&6
2110 else
2111   case "$valgrind_path" in
2112   [\\/]* | ?:[\\/]*)
2113     ac_cv_path_valgrind_path="$valgrind_path" # Let the user override the test with a path.
2114     ;;
2115   *)
2116     ac_save_IFS="$IFS"; IFS=$PATH_SEPARATOR
2117     for ac_dir in $PATH; do
2118       IFS="$ac_save_IFS"
2119       test -z "$ac_dir" && ac_dir=.
2120       for ac_exec_ext in '' $ac_executable_extensions; do
2121         if $ac_executable_p "$ac_dir/$ac_word$ac_exec_ext"; then
2122           if $ac_dir/$ac_word --version | grep valgrind- >/dev/null 2>&1; then
2123             ac_cv_path_valgrind_path="$ac_dir/$ac_word$ac_exec_ext"
2124             break 2
2125           fi
2126         fi
2127       done
2128     done
2129     IFS="$ac_save_IFS"
2130     ;;
2131 esac
2132 fi
2133 valgrind_path="$ac_cv_path_valgrind_path"
2134 if test -n "$valgrind_path"; then
2135   echo "$ac_t""$valgrind_path" 1>&6
2136 else
2137   echo "$ac_t""no" 1>&6
2138 fi
2139
2140   if test "x$valgrind_path" = "x" || (test $have_valgrind_h = no && test $gcc_cv_header_memcheck_h = no); then
2141         { echo "configure: error: *** Can't find both valgrind and valgrind.h/memcheck.h" 1>&2; exit 1; }
2142   fi
2143   valgrind_path_defines=-DVALGRIND_PATH='\"'$valgrind_path'\"'
2144   valgrind_command="$valgrind_path -q"
2145   cat >> confdefs.h <<\EOF
2146 #define ENABLE_VALGRIND_CHECKING 1
2147 EOF
2148
2149   if test $gcc_cv_header_memcheck_h = yes; then
2150     cat >> confdefs.h <<\EOF
2151 #define HAVE_MEMCHECK_H 1
2152 EOF
2153
2154   fi
2155 fi
2156
2157
2158
2159 # Enable code coverage collection
2160 # Check whether --enable-coverage or --disable-coverage was given.
2161 if test "${enable_coverage+set}" = set; then
2162   enableval="$enable_coverage"
2163   case "${enableval}" in
2164 yes|noopt)
2165         coverage_flags="-fprofile-arcs -ftest-coverage -frandom-seed=\$@ -O0"
2166         ;;
2167 opt)
2168         coverage_flags="-fprofile-arcs -ftest-coverage -frandom-seed=\$@ -O2"
2169         ;;
2170 *)
2171         { echo "configure: error: unknown coverage setting $enableval" 1>&2; exit 1; }
2172         ;;
2173 esac
2174 else
2175   coverage_flags=""
2176 fi
2177
2178
2179
2180 # -------------------------------
2181 # Miscenalleous configure options
2182 # -------------------------------
2183
2184 # With stabs
2185 # Check whether --with-stabs or --without-stabs was given.
2186 if test "${with_stabs+set}" = set; then
2187   withval="$with_stabs"
2188   stabs="$with_stabs"
2189 else
2190   stabs=no
2191 fi
2192
2193
2194 # With ELF
2195 # Check whether --with-elf or --without-elf was given.
2196 if test "${with_elf+set}" = set; then
2197   withval="$with_elf"
2198   elf="$with_elf"
2199 else
2200   elf=no
2201 fi
2202
2203
2204 # Determine whether or not multilibs are enabled.
2205 # Check whether --enable-multilib or --disable-multilib was given.
2206 if test "${enable_multilib+set}" = set; then
2207   enableval="$enable_multilib"
2208   :
2209 else
2210   enable_multilib=yes
2211 fi
2212
2213
2214
2215 # Enable __cxa_atexit for C++.
2216 # Check whether --enable-__cxa_atexit or --disable-__cxa_atexit was given.
2217 if test "${enable___cxa_atexit+set}" = set; then
2218   enableval="$enable___cxa_atexit"
2219   :
2220 fi
2221
2222
2223 # Enable threads
2224 # Pass with no value to take the default
2225 # Pass with a value to specify a thread package
2226 # Check whether --enable-threads or --disable-threads was given.
2227 if test "${enable_threads+set}" = set; then
2228   enableval="$enable_threads"
2229   :
2230 else
2231   enable_threads=''
2232 fi
2233
2234
2235 enable_threads_flag=$enable_threads
2236 # Check if a valid thread package
2237 case x${enable_threads_flag} in
2238         x | xno)
2239                 # No threads
2240                 target_thread_file='single'
2241                 ;;
2242         xyes)
2243                 # default
2244                 target_thread_file=''
2245                 ;;
2246         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
2247         xsolaris | xwin32 | xdce | xrtems| xvxworks | xaix | xgnat)
2248                 target_thread_file=$enable_threads_flag
2249                 ;;
2250         *)
2251                 echo "$enable_threads is an unknown thread package" 1>&2
2252                 exit 1
2253                 ;;
2254 esac
2255
2256 # Check whether --enable-objc-gc or --disable-objc-gc was given.
2257 if test "${enable_objc_gc+set}" = set; then
2258   enableval="$enable_objc_gc"
2259   if test x$enable_objc_gc = xno; then
2260         objc_boehm_gc=''
2261 else
2262         objc_boehm_gc=1
2263 fi
2264 else
2265   objc_boehm_gc=''
2266 fi
2267
2268
2269 # Check whether --with-dwarf2 or --without-dwarf2 was given.
2270 if test "${with_dwarf2+set}" = set; then
2271   withval="$with_dwarf2"
2272   dwarf2="$with_dwarf2"
2273 else
2274   dwarf2=no
2275 fi
2276
2277
2278 # Check whether --enable-shared or --disable-shared was given.
2279 if test "${enable_shared+set}" = set; then
2280   enableval="$enable_shared"
2281
2282   case $enable_shared in
2283   yes | no) ;;
2284   *)
2285     enable_shared=no
2286     IFS="${IFS=         }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
2287     for pkg in $enableval; do
2288       if test "X$pkg" = "Xgcc" || test "X$pkg" = "Xlibgcc"; then
2289         enable_shared=yes
2290       fi
2291     done
2292     IFS="$ac_save_ifs"
2293     ;;
2294   esac
2295
2296 else
2297   enable_shared=yes
2298 fi
2299
2300
2301
2302 # Check whether --with-sysroot or --without-sysroot was given.
2303 if test "${with_sysroot+set}" = set; then
2304   withval="$with_sysroot"
2305
2306  case ${with_sysroot} in
2307  yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
2308  *) TARGET_SYSTEM_ROOT=$with_sysroot ;;
2309  esac
2310
2311  TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
2312  CROSS_SYSTEM_HEADER_DIR='$(TARGET_SYSTEM_ROOT)$(NATIVE_SYSTEM_HEADER_DIR)'
2313
2314  if test "x$exec_prefix" = xNONE; then
2315   if test "x$prefix" = xNONE; then
2316    test_prefix=/usr/local
2317   else
2318    test_prefix=$prefix
2319   fi
2320  else
2321   test_prefix=$exec_prefix
2322  fi
2323  case ${TARGET_SYSTEM_ROOT} in
2324  "${test_prefix}"|"${test_prefix}/"*|\
2325  '${exec_prefix}'|'${exec_prefix}/'*)
2326    t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
2327    TARGET_SYSTEM_ROOT_DEFINE="$t"
2328    ;;
2329  esac
2330
2331 else
2332
2333  TARGET_SYSTEM_ROOT=
2334  TARGET_SYSTEM_ROOT_DEFINE=
2335  CROSS_SYSTEM_HEADER_DIR='$(gcc_tooldir)/sys-include'
2336
2337 fi
2338
2339
2340
2341
2342
2343 # Build with intermodule optimisations
2344 # Check whether --enable-intermodule or --disable-intermodule was given.
2345 if test "${enable_intermodule+set}" = set; then
2346   enableval="$enable_intermodule"
2347   case ${enable_intermodule} in
2348   yes) onestep="-onestep";;
2349   *) onestep="";;
2350 esac
2351 else
2352   onestep=""
2353 fi
2354
2355
2356
2357 # -------------------------
2358 # Checks for other programs
2359 # -------------------------
2360
2361 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
2362 echo "configure:2363: checking whether ${MAKE-make} sets \${MAKE}" >&5
2363 set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
2364 if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
2365   echo $ac_n "(cached) $ac_c" 1>&6
2366 else
2367   cat > conftestmake <<\EOF
2368 all:
2369         @echo 'ac_maketemp="${MAKE}"'
2370 EOF
2371 # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
2372 eval `${MAKE-make} -f conftestmake 2>/dev/null | grep temp=`
2373 if test -n "$ac_maketemp"; then
2374   eval ac_cv_prog_make_${ac_make}_set=yes
2375 else
2376   eval ac_cv_prog_make_${ac_make}_set=no
2377 fi
2378 rm -f conftestmake
2379 fi
2380 if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
2381   echo "$ac_t""yes" 1>&6
2382   SET_MAKE=
2383 else
2384   echo "$ac_t""no" 1>&6
2385   SET_MAKE="MAKE=${MAKE-make}"
2386 fi
2387
2388
2389 # Find some useful tools
2390 for ac_prog in mawk gawk nawk awk
2391 do
2392 # Extract the first word of "$ac_prog", so it can be a program name with args.
2393 set dummy $ac_prog; ac_word=$2
2394 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2395 echo "configure:2396: checking for $ac_word" >&5
2396 if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
2397   echo $ac_n "(cached) $ac_c" 1>&6
2398 else
2399   if test -n "$AWK"; then
2400   ac_cv_prog_AWK="$AWK" # Let the user override the test.
2401 else
2402   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2403   ac_dummy="$PATH"
2404   for ac_dir in $ac_dummy; do
2405     test -z "$ac_dir" && ac_dir=.
2406     if test -f $ac_dir/$ac_word; then
2407       ac_cv_prog_AWK="$ac_prog"
2408       break
2409     fi
2410   done
2411   IFS="$ac_save_ifs"
2412 fi
2413 fi
2414 AWK="$ac_cv_prog_AWK"
2415 if test -n "$AWK"; then
2416   echo "$ac_t""$AWK" 1>&6
2417 else
2418   echo "$ac_t""no" 1>&6
2419 fi
2420
2421 test -n "$AWK" && break
2422 done
2423
2424 echo $ac_n "checking whether ln works""... $ac_c" 1>&6
2425 echo "configure:2426: checking whether ln works" >&5
2426 if eval "test \"`echo '$''{'gcc_cv_prog_LN'+set}'`\" = set"; then
2427   echo $ac_n "(cached) $ac_c" 1>&6
2428 else
2429   rm -f conftestdata_t
2430 echo >conftestdata_f
2431 if ln conftestdata_f conftestdata_t 2>/dev/null
2432 then
2433   gcc_cv_prog_LN="ln"
2434 else
2435   if ln -s conftestdata_f conftestdata_t 2>/dev/null
2436   then
2437     gcc_cv_prog_LN="ln -s"
2438   else
2439     gcc_cv_prog_LN=cp
2440   fi
2441 fi
2442 rm -f conftestdata_f conftestdata_t
2443
2444 fi
2445 LN="$gcc_cv_prog_LN"
2446 if test "$gcc_cv_prog_LN" = "ln"; then
2447   echo "$ac_t""yes" 1>&6
2448 else
2449   if test "$gcc_cv_prog_LN" = "ln -s"; then
2450     echo "$ac_t""no, using ln -s" 1>&6
2451   else
2452     echo "$ac_t""no, and neither does ln -s, so using cp" 1>&6
2453   fi
2454 fi
2455
2456 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
2457 echo "configure:2458: checking whether ln -s works" >&5
2458 if eval "test \"`echo '$''{'gcc_cv_prog_LN_S'+set}'`\" = set"; then
2459   echo $ac_n "(cached) $ac_c" 1>&6
2460 else
2461   rm -f conftestdata_t
2462 echo >conftestdata_f
2463 if ln -s conftestdata_f conftestdata_t 2>/dev/null
2464 then
2465   gcc_cv_prog_LN_S="ln -s"
2466 else
2467   if ln conftestdata_f conftestdata_t 2>/dev/null
2468   then
2469     gcc_cv_prog_LN_S=ln
2470   else
2471     gcc_cv_prog_LN_S=cp
2472   fi
2473 fi
2474 rm -f conftestdata_f conftestdata_t
2475
2476 fi
2477 LN_S="$gcc_cv_prog_LN_S"
2478 if test "$gcc_cv_prog_LN_S" = "ln -s"; then
2479   echo "$ac_t""yes" 1>&6
2480 else
2481   if test "$gcc_cv_prog_LN_S" = "ln"; then
2482     echo "$ac_t""no, using ln" 1>&6
2483   else
2484     echo "$ac_t""no, and neither does ln, so using cp" 1>&6
2485   fi
2486 fi
2487
2488 # Extract the first word of "ranlib", so it can be a program name with args.
2489 set dummy ranlib; ac_word=$2
2490 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2491 echo "configure:2492: checking for $ac_word" >&5
2492 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
2493   echo $ac_n "(cached) $ac_c" 1>&6
2494 else
2495   if test -n "$RANLIB"; then
2496   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
2497 else
2498   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2499   ac_dummy="$PATH"
2500   for ac_dir in $ac_dummy; do
2501     test -z "$ac_dir" && ac_dir=.
2502     if test -f $ac_dir/$ac_word; then
2503       ac_cv_prog_RANLIB="ranlib"
2504       break
2505     fi
2506   done
2507   IFS="$ac_save_ifs"
2508   test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
2509 fi
2510 fi
2511 RANLIB="$ac_cv_prog_RANLIB"
2512 if test -n "$RANLIB"; then
2513   echo "$ac_t""$RANLIB" 1>&6
2514 else
2515   echo "$ac_t""no" 1>&6
2516 fi
2517
2518 # Find a good install program.  We prefer a C program (faster),
2519 # so one script is as good as another.  But avoid the broken or
2520 # incompatible versions:
2521 # SysV /etc/install, /usr/sbin/install
2522 # SunOS /usr/etc/install
2523 # IRIX /sbin/install
2524 # AIX /bin/install
2525 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
2526 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
2527 # ./install, which can be erroneously created by make from ./install.sh.
2528 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
2529 echo "configure:2530: checking for a BSD compatible install" >&5
2530 if test -z "$INSTALL"; then
2531 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
2532   echo $ac_n "(cached) $ac_c" 1>&6
2533 else
2534     IFS="${IFS=         }"; ac_save_IFS="$IFS"; IFS="${IFS}:"
2535   for ac_dir in $PATH; do
2536     # Account for people who put trailing slashes in PATH elements.
2537     case "$ac_dir/" in
2538     /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
2539     *)
2540       # OSF1 and SCO ODT 3.0 have their own names for install.
2541       for ac_prog in ginstall scoinst install; do
2542         if test -f $ac_dir/$ac_prog; then
2543           if test $ac_prog = install &&
2544             grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
2545             # AIX install.  It has an incompatible calling convention.
2546             # OSF/1 installbsd also uses dspmsg, but is usable.
2547             :
2548           else
2549             ac_cv_path_install="$ac_dir/$ac_prog -c"
2550             break 2
2551           fi
2552         fi
2553       done
2554       ;;
2555     esac
2556   done
2557   IFS="$ac_save_IFS"
2558
2559 fi
2560   if test "${ac_cv_path_install+set}" = set; then
2561     INSTALL="$ac_cv_path_install"
2562   else
2563     # As a last resort, use the slow shell script.  We don't cache a
2564     # path for INSTALL within a source directory, because that will
2565     # break other packages using the cache if that directory is
2566     # removed, or if the path is relative.
2567     INSTALL="$ac_install_sh"
2568   fi
2569 fi
2570 echo "$ac_t""$INSTALL" 1>&6
2571
2572 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
2573 # It thinks the first close brace ends the variable substitution.
2574 test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
2575
2576 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
2577
2578
2579 # See if cmp has --ignore-initial.
2580 echo $ac_n "checking for cmp's capabilities""... $ac_c" 1>&6
2581 echo "configure:2582: checking for cmp's capabilities" >&5
2582 if eval "test \"`echo '$''{'gcc_cv_prog_cmp_skip'+set}'`\" = set"; then
2583   echo $ac_n "(cached) $ac_c" 1>&6
2584 else
2585    echo abfoo >t1
2586   echo cdfoo >t2
2587   if cmp --ignore-initial=2 t1 t2 > /dev/null 2>&1; then
2588     if cmp --ignore-initial=1 t1 t2 > /dev/null 2>&1; then
2589       gcc_cv_prog_cmp_skip=slowcompare
2590     else
2591       gcc_cv_prog_cmp_skip=gnucompare
2592     fi
2593   else
2594     gcc_cv_prog_cmp_skip=slowcompare
2595   fi
2596   rm t1 t2
2597
2598 fi
2599
2600 echo "$ac_t""$gcc_cv_prog_cmp_skip" 1>&6
2601 make_compare_target=$gcc_cv_prog_cmp_skip
2602
2603
2604
2605 # See if we have the mktemp command.
2606 # Extract the first word of "mktemp", so it can be a program name with args.
2607 set dummy mktemp; ac_word=$2
2608 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2609 echo "configure:2610: checking for $ac_word" >&5
2610 if eval "test \"`echo '$''{'ac_cv_prog_have_mktemp_command'+set}'`\" = set"; then
2611   echo $ac_n "(cached) $ac_c" 1>&6
2612 else
2613   if test -n "$have_mktemp_command"; then
2614   ac_cv_prog_have_mktemp_command="$have_mktemp_command" # Let the user override the test.
2615 else
2616   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2617   ac_dummy="$PATH"
2618   for ac_dir in $ac_dummy; do
2619     test -z "$ac_dir" && ac_dir=.
2620     if test -f $ac_dir/$ac_word; then
2621       ac_cv_prog_have_mktemp_command="yes"
2622       break
2623     fi
2624   done
2625   IFS="$ac_save_ifs"
2626   test -z "$ac_cv_prog_have_mktemp_command" && ac_cv_prog_have_mktemp_command="no"
2627 fi
2628 fi
2629 have_mktemp_command="$ac_cv_prog_have_mktemp_command"
2630 if test -n "$have_mktemp_command"; then
2631   echo "$ac_t""$have_mktemp_command" 1>&6
2632 else
2633   echo "$ac_t""no" 1>&6
2634 fi
2635
2636
2637 # Do we have a single-tree copy of texinfo?
2638 if test -f $srcdir/../texinfo/Makefile.in; then
2639   MAKEINFO='$(objdir)/../texinfo/makeinfo/makeinfo'
2640   gcc_cv_prog_makeinfo_modern=yes
2641   echo "$ac_t""Using makeinfo from the unified source tree." 1>&6
2642 else
2643   # See if makeinfo has been installed and is modern enough
2644   # that we can use it.
2645   # Extract the first word of "makeinfo", so it can be a program name with args.
2646 set dummy makeinfo; ac_word=$2
2647 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2648 echo "configure:2649: checking for $ac_word" >&5
2649 if eval "test \"`echo '$''{'ac_cv_prog_MAKEINFO'+set}'`\" = set"; then
2650   echo $ac_n "(cached) $ac_c" 1>&6
2651 else
2652   if test -n "$MAKEINFO"; then
2653   ac_cv_prog_MAKEINFO="$MAKEINFO" # Let the user override the test.
2654 else
2655   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2656   ac_dummy="$PATH"
2657   for ac_dir in $ac_dummy; do
2658     test -z "$ac_dir" && ac_dir=.
2659     if test -f $ac_dir/$ac_word; then
2660       ac_cv_prog_MAKEINFO="makeinfo"
2661       break
2662     fi
2663   done
2664   IFS="$ac_save_ifs"
2665 fi
2666 fi
2667 MAKEINFO="$ac_cv_prog_MAKEINFO"
2668 if test -n "$MAKEINFO"; then
2669   echo "$ac_t""$MAKEINFO" 1>&6
2670 else
2671   echo "$ac_t""no" 1>&6
2672 fi
2673
2674 if test -n "$MAKEINFO"; then
2675   # Found it, now check the version.
2676   echo $ac_n "checking for modern makeinfo""... $ac_c" 1>&6
2677 echo "configure:2678: checking for modern makeinfo" >&5
2678 if eval "test \"`echo '$''{'gcc_cv_prog_makeinfo_modern'+set}'`\" = set"; then
2679   echo $ac_n "(cached) $ac_c" 1>&6
2680 else
2681     ac_prog_version=`$MAKEINFO --version 2>&1 |
2682                    sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
2683   echo "configure:2684: version of makeinfo is $ac_prog_version" >&5
2684   case $ac_prog_version in
2685     '')     gcc_cv_prog_makeinfo_modern=no;;
2686     4.[2-9]*)
2687             gcc_cv_prog_makeinfo_modern=yes;;
2688     *)      gcc_cv_prog_makeinfo_modern=no;;
2689   esac
2690
2691 fi
2692
2693 echo "$ac_t""$gcc_cv_prog_makeinfo_modern" 1>&6
2694 else
2695   gcc_cv_prog_makeinfo_modern=no
2696 fi
2697
2698 fi
2699
2700 if test $gcc_cv_prog_makeinfo_modern = no; then
2701   echo "configure: warning:
2702 *** Makeinfo is missing or too old.
2703 *** Info documentation will not be built." 1>&2
2704   BUILD_INFO=
2705 else
2706   BUILD_INFO=info
2707 fi
2708
2709 # Is pod2man recent enough to regenerate manpages?
2710 echo $ac_n "checking for recent Pod::Man""... $ac_c" 1>&6
2711 echo "configure:2712: checking for recent Pod::Man" >&5
2712 if (perl -e 'use 1.10 Pod::Man') >/dev/null 2>&1; then
2713   echo "$ac_t""yes" 1>&6
2714   GENERATED_MANPAGES=generated-manpages
2715 else
2716   echo "$ac_t""no" 1>&6
2717   GENERATED_MANPAGES=
2718 fi
2719
2720 # How about lex?
2721 if test -f $srcdir/../flex/skel.c; then
2722   FLEX='$(objdir)/../flex/flex'
2723 else
2724   # Extract the first word of "flex", so it can be a program name with args.
2725 set dummy flex; ac_word=$2
2726 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2727 echo "configure:2728: checking for $ac_word" >&5
2728 if eval "test \"`echo '$''{'ac_cv_prog_FLEX'+set}'`\" = set"; then
2729   echo $ac_n "(cached) $ac_c" 1>&6
2730 else
2731   if test -n "$FLEX"; then
2732   ac_cv_prog_FLEX="$FLEX" # Let the user override the test.
2733 else
2734   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2735   ac_dummy="$PATH"
2736   for ac_dir in $ac_dummy; do
2737     test -z "$ac_dir" && ac_dir=.
2738     if test -f $ac_dir/$ac_word; then
2739       ac_cv_prog_FLEX="flex"
2740       break
2741     fi
2742   done
2743   IFS="$ac_save_ifs"
2744   test -z "$ac_cv_prog_FLEX" && ac_cv_prog_FLEX="${CONFIG_SHELL-/bin/sh} ${srcdir}/../missing flex"
2745 fi
2746 fi
2747 FLEX="$ac_cv_prog_FLEX"
2748 if test -n "$FLEX"; then
2749   echo "$ac_t""$FLEX" 1>&6
2750 else
2751   echo "$ac_t""no" 1>&6
2752 fi
2753
2754 fi
2755
2756 # Bison?
2757 # The -L switch is so bison can find its skeleton file.
2758 if test -f $srcdir/../bison/bison.simple; then
2759   BISON='$(objdir)/../bison/bison -L $(srcdir)/../bison/'
2760 else
2761   # Extract the first word of "bison", so it can be a program name with args.
2762 set dummy bison; ac_word=$2
2763 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2764 echo "configure:2765: checking for $ac_word" >&5
2765 if eval "test \"`echo '$''{'ac_cv_prog_BISON'+set}'`\" = set"; then
2766   echo $ac_n "(cached) $ac_c" 1>&6
2767 else
2768   if test -n "$BISON"; then
2769   ac_cv_prog_BISON="$BISON" # Let the user override the test.
2770 else
2771   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2772   ac_dummy="$PATH"
2773   for ac_dir in $ac_dummy; do
2774     test -z "$ac_dir" && ac_dir=.
2775     if test -f $ac_dir/$ac_word; then
2776       ac_cv_prog_BISON="bison"
2777       break
2778     fi
2779   done
2780   IFS="$ac_save_ifs"
2781   test -z "$ac_cv_prog_BISON" && ac_cv_prog_BISON="${CONFIG_SHELL-/bin/sh} ${srcdir}/../missing bison"
2782 fi
2783 fi
2784 BISON="$ac_cv_prog_BISON"
2785 if test -n "$BISON"; then
2786   echo "$ac_t""$BISON" 1>&6
2787 else
2788   echo "$ac_t""no" 1>&6
2789 fi
2790
2791 fi
2792
2793 # --------------------
2794 # Checks for C headers
2795 # --------------------
2796
2797 echo $ac_n "checking for GNU C library""... $ac_c" 1>&6
2798 echo "configure:2799: checking for GNU C library" >&5
2799 if eval "test \"`echo '$''{'gcc_cv_glibc'+set}'`\" = set"; then
2800   echo $ac_n "(cached) $ac_c" 1>&6
2801 else
2802   cat > conftest.$ac_ext <<EOF
2803 #line 2804 "configure"
2804 #include "confdefs.h"
2805 #include <features.h>
2806 int main() {
2807
2808 #if ! (defined __GLIBC__ || defined __GNU_LIBRARY__)
2809 #error Not a GNU C library system
2810 #endif
2811 ; return 0; }
2812 EOF
2813 if { (eval echo configure:2814: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2814   rm -rf conftest*
2815   gcc_cv_glibc=yes
2816 else
2817   echo "configure: failed program was:" >&5
2818   cat conftest.$ac_ext >&5
2819   rm -rf conftest*
2820   gcc_cv_glibc=no
2821 fi
2822 rm -f conftest*
2823 fi
2824
2825 echo "$ac_t""$gcc_cv_glibc" 1>&6
2826 if test $gcc_cv_glibc = yes; then
2827   cat >> confdefs.h <<\EOF
2828 #define _GNU_SOURCE 1
2829 EOF
2830
2831 fi
2832
2833 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
2834 echo "configure:2835: checking for ANSI C header files" >&5
2835 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
2836   echo $ac_n "(cached) $ac_c" 1>&6
2837 else
2838   cat > conftest.$ac_ext <<EOF
2839 #line 2840 "configure"
2840 #include "confdefs.h"
2841 #include <stdlib.h>
2842 #include <stdarg.h>
2843 #include <string.h>
2844 #include <float.h>
2845 EOF
2846 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
2847 { (eval echo configure:2848: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2848 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
2849 if test -z "$ac_err"; then
2850   rm -rf conftest*
2851   ac_cv_header_stdc=yes
2852 else
2853   echo "$ac_err" >&5
2854   echo "configure: failed program was:" >&5
2855   cat conftest.$ac_ext >&5
2856   rm -rf conftest*
2857   ac_cv_header_stdc=no
2858 fi
2859 rm -f conftest*
2860
2861 if test $ac_cv_header_stdc = yes; then
2862   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
2863 cat > conftest.$ac_ext <<EOF
2864 #line 2865 "configure"
2865 #include "confdefs.h"
2866 #include <string.h>
2867 EOF
2868 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
2869   egrep "memchr" >/dev/null 2>&1; then
2870   :
2871 else
2872   rm -rf conftest*
2873   ac_cv_header_stdc=no
2874 fi
2875 rm -f conftest*
2876
2877 fi
2878
2879 if test $ac_cv_header_stdc = yes; then
2880   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
2881 cat > conftest.$ac_ext <<EOF
2882 #line 2883 "configure"
2883 #include "confdefs.h"
2884 #include <stdlib.h>
2885 EOF
2886 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
2887   egrep "free" >/dev/null 2>&1; then
2888   :
2889 else
2890   rm -rf conftest*
2891   ac_cv_header_stdc=no
2892 fi
2893 rm -f conftest*
2894
2895 fi
2896
2897 if test $ac_cv_header_stdc = yes; then
2898   # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
2899 if test "$cross_compiling" = yes; then
2900   :
2901 else
2902   cat > conftest.$ac_ext <<EOF
2903 #line 2904 "configure"
2904 #include "confdefs.h"
2905 #include <ctype.h>
2906 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
2907 #define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
2908 #define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
2909 int main () { int i; for (i = 0; i < 256; i++)
2910 if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
2911 exit (0); }
2912
2913 EOF
2914 if { (eval echo configure:2915: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
2915 then
2916   :
2917 else
2918   echo "configure: failed program was:" >&5
2919   cat conftest.$ac_ext >&5
2920   rm -fr conftest*
2921   ac_cv_header_stdc=no
2922 fi
2923 rm -fr conftest*
2924 fi
2925
2926 fi
2927 fi
2928
2929 echo "$ac_t""$ac_cv_header_stdc" 1>&6
2930 if test $ac_cv_header_stdc = yes; then
2931   cat >> confdefs.h <<\EOF
2932 #define STDC_HEADERS 1
2933 EOF
2934
2935 fi
2936
2937 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
2938 echo "configure:2939: checking whether time.h and sys/time.h may both be included" >&5
2939 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
2940   echo $ac_n "(cached) $ac_c" 1>&6
2941 else
2942   cat > conftest.$ac_ext <<EOF
2943 #line 2944 "configure"
2944 #include "confdefs.h"
2945 #include <sys/types.h>
2946 #include <sys/time.h>
2947 #include <time.h>
2948 int main() {
2949 struct tm *tp;
2950 ; return 0; }
2951 EOF
2952 if { (eval echo configure:2953: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2953   rm -rf conftest*
2954   ac_cv_header_time=yes
2955 else
2956   echo "configure: failed program was:" >&5
2957   cat conftest.$ac_ext >&5
2958   rm -rf conftest*
2959   ac_cv_header_time=no
2960 fi
2961 rm -f conftest*
2962 fi
2963
2964 echo "$ac_t""$ac_cv_header_time" 1>&6
2965 if test $ac_cv_header_time = yes; then
2966   cat >> confdefs.h <<\EOF
2967 #define TIME_WITH_SYS_TIME 1
2968 EOF
2969
2970 fi
2971
2972 echo $ac_n "checking for working stdbool.h""... $ac_c" 1>&6
2973 echo "configure:2974: checking for working stdbool.h" >&5
2974 if eval "test \"`echo '$''{'ac_cv_header_stdbool_h'+set}'`\" = set"; then
2975   echo $ac_n "(cached) $ac_c" 1>&6
2976 else
2977   cat > conftest.$ac_ext <<EOF
2978 #line 2979 "configure"
2979 #include "confdefs.h"
2980 #include <stdbool.h>
2981 int main() {
2982 bool foo = false;
2983 ; return 0; }
2984 EOF
2985 if { (eval echo configure:2986: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2986   rm -rf conftest*
2987   ac_cv_header_stdbool_h=yes
2988 else
2989   echo "configure: failed program was:" >&5
2990   cat conftest.$ac_ext >&5
2991   rm -rf conftest*
2992   ac_cv_header_stdbool_h=no
2993 fi
2994 rm -f conftest*
2995 fi
2996
2997 echo "$ac_t""$ac_cv_header_stdbool_h" 1>&6
2998 if test $ac_cv_header_stdbool_h = yes; then
2999   cat >> confdefs.h <<\EOF
3000 #define HAVE_STDBOOL_H 1
3001 EOF
3002
3003 fi
3004
3005 echo $ac_n "checking whether string.h and strings.h may both be included""... $ac_c" 1>&6
3006 echo "configure:3007: checking whether string.h and strings.h may both be included" >&5
3007 if eval "test \"`echo '$''{'gcc_cv_header_string'+set}'`\" = set"; then
3008   echo $ac_n "(cached) $ac_c" 1>&6
3009 else
3010   cat > conftest.$ac_ext <<EOF
3011 #line 3012 "configure"
3012 #include "confdefs.h"
3013 #include <string.h>
3014 #include <strings.h>
3015 int main() {
3016
3017 ; return 0; }
3018 EOF
3019 if { (eval echo configure:3020: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3020   rm -rf conftest*
3021   gcc_cv_header_string=yes
3022 else
3023   echo "configure: failed program was:" >&5
3024   cat conftest.$ac_ext >&5
3025   rm -rf conftest*
3026   gcc_cv_header_string=no
3027 fi
3028 rm -f conftest*
3029 fi
3030
3031 echo "$ac_t""$gcc_cv_header_string" 1>&6
3032 if test $gcc_cv_header_string = yes; then
3033   cat >> confdefs.h <<\EOF
3034 #define STRING_WITH_STRINGS 1
3035 EOF
3036
3037 fi
3038
3039 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
3040 echo "configure:3041: checking for sys/wait.h that is POSIX.1 compatible" >&5
3041 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
3042   echo $ac_n "(cached) $ac_c" 1>&6
3043 else
3044   cat > conftest.$ac_ext <<EOF
3045 #line 3046 "configure"
3046 #include "confdefs.h"
3047 #include <sys/types.h>
3048 #include <sys/wait.h>
3049 #ifndef WEXITSTATUS
3050 #define WEXITSTATUS(stat_val) ((unsigned)(stat_val) >> 8)
3051 #endif
3052 #ifndef WIFEXITED
3053 #define WIFEXITED(stat_val) (((stat_val) & 255) == 0)
3054 #endif
3055 int main() {
3056 int s;
3057 wait (&s);
3058 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
3059 ; return 0; }
3060 EOF
3061 if { (eval echo configure:3062: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3062   rm -rf conftest*
3063   ac_cv_header_sys_wait_h=yes
3064 else
3065   echo "configure: failed program was:" >&5
3066   cat conftest.$ac_ext >&5
3067   rm -rf conftest*
3068   ac_cv_header_sys_wait_h=no
3069 fi
3070 rm -f conftest*
3071 fi
3072
3073 echo "$ac_t""$ac_cv_header_sys_wait_h" 1>&6
3074 if test $ac_cv_header_sys_wait_h = yes; then
3075   cat >> confdefs.h <<\EOF
3076 #define HAVE_SYS_WAIT_H 1
3077 EOF
3078
3079 fi
3080
3081 for ac_hdr in limits.h stddef.h string.h strings.h stdlib.h time.h \
3082                  fcntl.h unistd.h sys/file.h sys/time.h sys/mman.h \
3083                  sys/resource.h sys/param.h sys/times.h sys/stat.h \
3084                  direct.h malloc.h langinfo.h ldfcn.h locale.h wchar.h
3085 do
3086 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
3087 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
3088 echo "configure:3089: checking for $ac_hdr" >&5
3089 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
3090   echo $ac_n "(cached) $ac_c" 1>&6
3091 else
3092   cat > conftest.$ac_ext <<EOF
3093 #line 3094 "configure"
3094 #include "confdefs.h"
3095 #include <$ac_hdr>
3096 EOF
3097 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
3098 { (eval echo configure:3099: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
3099 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
3100 if test -z "$ac_err"; then
3101   rm -rf conftest*
3102   eval "ac_cv_header_$ac_safe=yes"
3103 else
3104   echo "$ac_err" >&5
3105   echo "configure: failed program was:" >&5
3106   cat conftest.$ac_ext >&5
3107   rm -rf conftest*
3108   eval "ac_cv_header_$ac_safe=no"
3109 fi
3110 rm -f conftest*
3111 fi
3112 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
3113   echo "$ac_t""yes" 1>&6
3114     ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
3115   cat >> confdefs.h <<EOF
3116 #define $ac_tr_hdr 1
3117 EOF
3118
3119 else
3120   echo "$ac_t""no" 1>&6
3121 fi
3122 done
3123
3124
3125 # Check for thread headers.
3126 ac_safe=`echo "thread.h" | sed 'y%./+-%__p_%'`
3127 echo $ac_n "checking for thread.h""... $ac_c" 1>&6
3128 echo "configure:3129: checking for thread.h" >&5
3129 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
3130   echo $ac_n "(cached) $ac_c" 1>&6
3131 else
3132   cat > conftest.$ac_ext <<EOF
3133 #line 3134 "configure"
3134 #include "confdefs.h"
3135 #include <thread.h>
3136 EOF
3137 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
3138 { (eval echo configure:3139: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
3139 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
3140 if test -z "$ac_err"; then
3141   rm -rf conftest*
3142   eval "ac_cv_header_$ac_safe=yes"
3143 else
3144   echo "$ac_err" >&5
3145   echo "configure: failed program was:" >&5
3146   cat conftest.$ac_ext >&5
3147   rm -rf conftest*
3148   eval "ac_cv_header_$ac_safe=no"
3149 fi
3150 rm -f conftest*
3151 fi
3152 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
3153   echo "$ac_t""yes" 1>&6
3154   have_thread_h=yes
3155 else
3156   echo "$ac_t""no" 1>&6
3157 have_thread_h=
3158 fi
3159
3160 ac_safe=`echo "pthread.h" | sed 'y%./+-%__p_%'`
3161 echo $ac_n "checking for pthread.h""... $ac_c" 1>&6
3162 echo "configure:3163: checking for pthread.h" >&5
3163 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
3164   echo $ac_n "(cached) $ac_c" 1>&6
3165 else
3166   cat > conftest.$ac_ext <<EOF
3167 #line 3168 "configure"
3168 #include "confdefs.h"
3169 #include <pthread.h>
3170 EOF
3171 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
3172 { (eval echo configure:3173: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
3173 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
3174 if test -z "$ac_err"; then
3175   rm -rf conftest*
3176   eval "ac_cv_header_$ac_safe=yes"
3177 else
3178   echo "$ac_err" >&5
3179   echo "configure: failed program was:" >&5
3180   cat conftest.$ac_ext >&5
3181   rm -rf conftest*
3182   eval "ac_cv_header_$ac_safe=no"
3183 fi
3184 rm -f conftest*
3185 fi
3186 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
3187   echo "$ac_t""yes" 1>&6
3188   have_pthread_h=yes
3189 else
3190   echo "$ac_t""no" 1>&6
3191 have_pthread_h=
3192 fi
3193
3194
3195 # These tests can't be done till we know if we have limits.h.
3196 echo $ac_n "checking for CHAR_BIT""... $ac_c" 1>&6
3197 echo "configure:3198: checking for CHAR_BIT" >&5
3198 if eval "test \"`echo '$''{'gcc_cv_decl_char_bit'+set}'`\" = set"; then
3199   echo $ac_n "(cached) $ac_c" 1>&6
3200 else
3201   cat > conftest.$ac_ext <<EOF
3202 #line 3203 "configure"
3203 #include "confdefs.h"
3204 #ifdef HAVE_LIMITS_H
3205 #include <limits.h>
3206 #endif
3207 #ifdef CHAR_BIT
3208 found
3209 #endif
3210 EOF
3211 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
3212   egrep "found" >/dev/null 2>&1; then
3213   rm -rf conftest*
3214   gcc_cv_decl_char_bit=yes
3215 else
3216   rm -rf conftest*
3217   gcc_cv_decl_char_bit=no
3218 fi
3219 rm -f conftest*
3220
3221
3222 fi
3223
3224 echo "$ac_t""$gcc_cv_decl_char_bit" 1>&6
3225 if test $gcc_cv_decl_char_bit = no; then
3226   echo $ac_n "checking number of bits in a byte""... $ac_c" 1>&6
3227 echo "configure:3228: checking number of bits in a byte" >&5
3228 if eval "test \"`echo '$''{'gcc_cv_c_nbby'+set}'`\" = set"; then
3229   echo $ac_n "(cached) $ac_c" 1>&6
3230 else
3231   i=8
3232  gcc_cv_c_nbby=
3233  while test $i -lt 65; do
3234    cat > conftest.$ac_ext <<EOF
3235 #line 3236 "configure"
3236 #include "confdefs.h"
3237
3238 int main() {
3239 switch(0) {
3240   case (unsigned char)((unsigned long)1 << $i) == ((unsigned long)1 << $i):
3241   case (unsigned char)((unsigned long)1<<($i-1)) == ((unsigned long)1<<($i-1)):
3242   ; }
3243 ; return 0; }
3244 EOF
3245 if { (eval echo configure:3246: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3246   rm -rf conftest*
3247   gcc_cv_c_nbby=$i; break
3248 else
3249   echo "configure: failed program was:" >&5
3250   cat conftest.$ac_ext >&5
3251 fi
3252 rm -f conftest*
3253    i=`expr $i + 1`
3254  done
3255  test -z "$gcc_cv_c_nbby" && gcc_cv_c_nbby=failed
3256
3257 fi
3258
3259 echo "$ac_t""$gcc_cv_c_nbby" 1>&6
3260 if test $gcc_cv_c_nbby = failed; then
3261   { echo "configure: error: cannot determine number of bits in a byte" 1>&2; exit 1; }
3262 else
3263   cat >> confdefs.h <<EOF
3264 #define CHAR_BIT $gcc_cv_c_nbby
3265 EOF
3266
3267 fi
3268 fi
3269 echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
3270 echo "configure:3271: checking whether byte ordering is bigendian" >&5
3271 if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
3272   echo $ac_n "(cached) $ac_c" 1>&6
3273 else
3274   ac_cv_c_bigendian=unknown
3275 # See if sys/param.h defines the BYTE_ORDER macro.
3276 cat > conftest.$ac_ext <<EOF
3277 #line 3278 "configure"
3278 #include "confdefs.h"
3279 #include <sys/types.h>
3280 #include <sys/param.h>
3281 int main() {
3282
3283 #if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
3284  bogus endian macros
3285 #endif
3286 ; return 0; }
3287 EOF
3288 if { (eval echo configure:3289: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3289   rm -rf conftest*
3290   # It does; now see whether it defined to BIG_ENDIAN or not.
3291 cat > conftest.$ac_ext <<EOF
3292 #line 3293 "configure"
3293 #include "confdefs.h"
3294 #include <sys/types.h>
3295 #include <sys/param.h>
3296 int main() {
3297
3298 #if BYTE_ORDER != BIG_ENDIAN
3299  not big endian
3300 #endif
3301 ; return 0; }
3302 EOF
3303 if { (eval echo configure:3304: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3304   rm -rf conftest*
3305   ac_cv_c_bigendian=yes
3306 else
3307   echo "configure: failed program was:" >&5
3308   cat conftest.$ac_ext >&5
3309   rm -rf conftest*
3310   ac_cv_c_bigendian=no
3311 fi
3312 rm -f conftest*
3313 else
3314   echo "configure: failed program was:" >&5
3315   cat conftest.$ac_ext >&5
3316 fi
3317 rm -f conftest*
3318 if test $ac_cv_c_bigendian = unknown; then
3319 if test "$cross_compiling" = yes; then
3320    echo $ac_n "cross-compiling... " 2>&6
3321 else
3322   cat > conftest.$ac_ext <<EOF
3323 #line 3324 "configure"
3324 #include "confdefs.h"
3325 main () {
3326   /* Are we little or big endian?  From Harbison&Steele.  */
3327   union
3328   {
3329     long l;
3330     char c[sizeof (long)];
3331   } u;
3332   u.l = 1;
3333   exit (u.c[sizeof (long) - 1] == 1);
3334 }
3335 EOF
3336 if { (eval echo configure:3337: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
3337 then
3338   ac_cv_c_bigendian=no
3339 else
3340   echo "configure: failed program was:" >&5
3341   cat conftest.$ac_ext >&5
3342   rm -fr conftest*
3343   ac_cv_c_bigendian=yes
3344 fi
3345 rm -fr conftest*
3346 fi
3347
3348 fi
3349 fi
3350
3351 echo "$ac_t""$ac_cv_c_bigendian" 1>&6
3352 if test $ac_cv_c_bigendian = unknown; then
3353 echo $ac_n "checking to probe for byte ordering""... $ac_c" 1>&6
3354 echo "configure:3355: checking to probe for byte ordering" >&5
3355
3356 cat >conftest.c <<EOF
3357 short ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
3358 short ascii_ii[] = { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 };
3359 void _ascii() { char* s = (char*) ascii_mm; s = (char*) ascii_ii; }
3360 short ebcdic_ii[] = { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 };
3361 short ebcdic_mm[] = { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 };
3362 void _ebcdic() { char* s = (char*) ebcdic_mm; s = (char*) ebcdic_ii; }
3363 int main() { _ascii (); _ebcdic (); return 0; }
3364 EOF
3365  if test -f conftest.c ; then
3366      if ${CC-cc} ${CFLAGS} conftest.c -o conftest.o && test -f conftest.o ; then
3367         if test `grep -l BIGenDianSyS conftest.o` ; then
3368            echo $ac_n ' big endian probe OK, ' 1>&6
3369            ac_cv_c_bigendian=yes
3370         fi
3371         if test `grep -l LiTTleEnDian conftest.o` ; then
3372            echo $ac_n ' little endian probe OK, ' 1>&6
3373            if test $ac_cv_c_bigendian = yes ; then
3374             ac_cv_c_bigendian=unknown;
3375            else
3376             ac_cv_c_bigendian=no
3377            fi
3378         fi
3379         echo $ac_n 'guessing bigendian ...  ' >&6
3380      fi
3381   fi
3382 echo "$ac_t""$ac_cv_c_bigendian" 1>&6
3383 fi
3384 if test $ac_cv_c_bigendian = yes; then
3385   cat >> confdefs.h <<\EOF
3386 #define WORDS_BIGENDIAN 1
3387 EOF
3388
3389   cat >> confdefs.h <<\EOF
3390 #define HOST_WORDS_BIG_ENDIAN 1
3391 EOF
3392
3393   BYTEORDER=4321
3394 else
3395   BYTEORDER=1234
3396 fi
3397 cat >> confdefs.h <<EOF
3398 #define BYTEORDER $BYTEORDER
3399 EOF
3400
3401 if test $ac_cv_c_bigendian = unknown; then
3402   { echo "configure: error: unknown endianess - sorry" 1>&2; exit 1; }
3403 fi
3404
3405
3406 # --------
3407 # UNSORTED
3408 # --------
3409
3410 # Stage specific cflags for build.
3411 stage1_cflags=
3412 case $build in
3413 vax-*-*)
3414   if test x$GCC = xyes
3415   then
3416     stage1_cflags="-Wa,-J"
3417   else
3418     stage1_cflags="-J"
3419   fi
3420   ;;
3421 powerpc-*-darwin*)
3422   # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
3423   # sources; use -no-cpp-precomp to get to GNU cpp.
3424   # Apple's GCC has bugs in designated initializer handling, so disable
3425   # that too.
3426   stage1_cflags="-no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
3427   ;;
3428 esac
3429
3430
3431 # These libraries may be used by collect2.
3432 # We may need a special search path to get them linked.
3433 echo $ac_n "checking for collect2 libraries""... $ac_c" 1>&6
3434 echo "configure:3435: checking for collect2 libraries" >&5
3435 if eval "test \"`echo '$''{'gcc_cv_collect2_libs'+set}'`\" = set"; then
3436   echo $ac_n "(cached) $ac_c" 1>&6
3437 else
3438   save_LIBS="$LIBS"
3439 for libs in '' -lld -lmld \
3440                 '-L/usr/lib/cmplrs/cc2.11 -lmld' \
3441                 '-L/usr/lib/cmplrs/cc3.11 -lmld'
3442 do
3443         LIBS="$libs"
3444         cat > conftest.$ac_ext <<EOF
3445 #line 3446 "configure"
3446 #include "confdefs.h"
3447 /* Override any gcc2 internal prototype to avoid an error.  */
3448 /* We use char because int might match the return type of a gcc2
3449     builtin and then its argument prototype would still apply.  */
3450 char ldopen();
3451
3452 int main() {
3453 ldopen()
3454 ; return 0; }
3455 EOF
3456 if { (eval echo configure:3457: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3457   rm -rf conftest*
3458   gcc_cv_collect2_libs="$libs"; break
3459 else
3460   echo "configure: failed program was:" >&5
3461   cat conftest.$ac_ext >&5
3462 fi
3463 rm -f conftest*
3464 done
3465 LIBS="$save_LIBS"
3466 test -z "$gcc_cv_collect2_libs" && gcc_cv_collect2_libs='none required'
3467 fi
3468
3469 echo "$ac_t""$gcc_cv_collect2_libs" 1>&6
3470 case $gcc_cv_collect2_libs in
3471         "none required")        ;;
3472         *)      COLLECT2_LIBS=$gcc_cv_collect2_libs ;;
3473 esac
3474
3475
3476 # When building Ada code on Alpha, we need exc_resume which is usually in
3477 # -lexc.  So test for it.
3478 save_LIBS="$LIBS"
3479 LIBS=
3480
3481 echo $ac_n "checking for library containing exc_resume""... $ac_c" 1>&6
3482 echo "configure:3483: checking for library containing exc_resume" >&5
3483 if eval "test \"`echo '$''{'ac_cv_search_exc_resume'+set}'`\" = set"; then
3484   echo $ac_n "(cached) $ac_c" 1>&6
3485 else
3486   ac_func_search_save_LIBS="$LIBS"
3487 ac_cv_search_exc_resume="no"
3488 cat > conftest.$ac_ext <<EOF
3489 #line 3490 "configure"
3490 #include "confdefs.h"
3491 /* Override any gcc2 internal prototype to avoid an error.  */
3492 /* We use char because int might match the return type of a gcc2
3493     builtin and then its argument prototype would still apply.  */
3494 char exc_resume();
3495
3496 int main() {
3497 exc_resume()
3498 ; return 0; }
3499 EOF
3500 if { (eval echo configure:3501: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3501   rm -rf conftest*
3502   ac_cv_search_exc_resume="none required"
3503 else
3504   echo "configure: failed program was:" >&5
3505   cat conftest.$ac_ext >&5
3506 fi
3507 rm -f conftest*
3508 test "$ac_cv_search_exc_resume" = "no" && for i in exc; do
3509 LIBS="-l$i  $ac_func_search_save_LIBS"
3510 cat > conftest.$ac_ext <<EOF
3511 #line 3512 "configure"
3512 #include "confdefs.h"
3513 /* Override any gcc2 internal prototype to avoid an error.  */
3514 /* We use char because int might match the return type of a gcc2
3515     builtin and then its argument prototype would still apply.  */
3516 char exc_resume();
3517
3518 int main() {
3519 exc_resume()
3520 ; return 0; }
3521 EOF
3522 if { (eval echo configure:3523: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3523   rm -rf conftest*
3524   ac_cv_search_exc_resume="-l$i"
3525 break
3526 else
3527   echo "configure: failed program was:" >&5
3528   cat conftest.$ac_ext >&5
3529 fi
3530 rm -f conftest*
3531 done
3532 LIBS="$ac_func_search_save_LIBS"
3533 fi
3534
3535 echo "$ac_t""$ac_cv_search_exc_resume" 1>&6
3536 if test "$ac_cv_search_exc_resume" != "no"; then
3537   test "$ac_cv_search_exc_resume" = "none required" || LIBS="$ac_cv_search_exc_resume $LIBS"
3538
3539 else :
3540
3541 fi
3542 GNAT_LIBEXC="$LIBS"
3543 LIBS="$save_LIBS"
3544
3545
3546 # Some systems put ldexp and frexp in libm instead of libc; assume
3547 # they're both in the same place.  jcf-dump needs them.
3548 save_LIBS="$LIBS"
3549 LIBS=
3550
3551 echo $ac_n "checking for library containing ldexp""... $ac_c" 1>&6
3552 echo "configure:3553: checking for library containing ldexp" >&5
3553 if eval "test \"`echo '$''{'ac_cv_search_ldexp'+set}'`\" = set"; then
3554   echo $ac_n "(cached) $ac_c" 1>&6
3555 else
3556   ac_func_search_save_LIBS="$LIBS"
3557 ac_cv_search_ldexp="no"
3558 cat > conftest.$ac_ext <<EOF
3559 #line 3560 "configure"
3560 #include "confdefs.h"
3561 /* Override any gcc2 internal prototype to avoid an error.  */
3562 /* We use char because int might match the return type of a gcc2
3563     builtin and then its argument prototype would still apply.  */
3564 char ldexp();
3565
3566 int main() {
3567 ldexp()
3568 ; return 0; }
3569 EOF
3570 if { (eval echo configure:3571: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3571   rm -rf conftest*
3572   ac_cv_search_ldexp="none required"
3573 else
3574   echo "configure: failed program was:" >&5
3575   cat conftest.$ac_ext >&5
3576 fi
3577 rm -f conftest*
3578 test "$ac_cv_search_ldexp" = "no" && for i in m; do
3579 LIBS="-l$i  $ac_func_search_save_LIBS"
3580 cat > conftest.$ac_ext <<EOF
3581 #line 3582 "configure"
3582 #include "confdefs.h"
3583 /* Override any gcc2 internal prototype to avoid an error.  */
3584 /* We use char because int might match the return type of a gcc2
3585     builtin and then its argument prototype would still apply.  */
3586 char ldexp();
3587
3588 int main() {
3589 ldexp()
3590 ; return 0; }
3591 EOF
3592 if { (eval echo configure:3593: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3593   rm -rf conftest*
3594   ac_cv_search_ldexp="-l$i"
3595 break
3596 else
3597   echo "configure: failed program was:" >&5
3598   cat conftest.$ac_ext >&5
3599 fi
3600 rm -f conftest*
3601 done
3602 LIBS="$ac_func_search_save_LIBS"
3603 fi
3604
3605 echo "$ac_t""$ac_cv_search_ldexp" 1>&6
3606 if test "$ac_cv_search_ldexp" != "no"; then
3607   test "$ac_cv_search_ldexp" = "none required" || LIBS="$ac_cv_search_ldexp $LIBS"
3608
3609 else :
3610
3611 fi
3612 LDEXP_LIB="$LIBS"
3613 LIBS="$save_LIBS"
3614
3615
3616 # Use <inttypes.h> only if it exists,
3617 # doesn't clash with <sys/types.h>, and declares intmax_t.
3618 echo $ac_n "checking for inttypes.h""... $ac_c" 1>&6
3619 echo "configure:3620: checking for inttypes.h" >&5
3620 if eval "test \"`echo '$''{'gcc_cv_header_inttypes_h'+set}'`\" = set"; then
3621   echo $ac_n "(cached) $ac_c" 1>&6
3622 else
3623   cat > conftest.$ac_ext <<EOF
3624 #line 3625 "configure"
3625 #include "confdefs.h"
3626 #include <sys/types.h>
3627 #include <inttypes.h>
3628 int main() {
3629 intmax_t i = -1;
3630 ; return 0; }
3631 EOF
3632 if { (eval echo configure:3633: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3633   rm -rf conftest*
3634   gcc_cv_header_inttypes_h=yes
3635 else
3636   echo "configure: failed program was:" >&5
3637   cat conftest.$ac_ext >&5
3638   rm -rf conftest*
3639   gcc_cv_header_inttypes_h=no
3640 fi
3641 rm -f conftest*
3642 fi
3643
3644 echo "$ac_t""$gcc_cv_header_inttypes_h" 1>&6
3645 if test $gcc_cv_header_inttypes_h = yes; then
3646   cat >> confdefs.h <<\EOF
3647 #define HAVE_INTTYPES_H 1
3648 EOF
3649
3650 fi
3651
3652
3653 for ac_func in times clock dup2 kill getrlimit setrlimit atoll atoq \
3654         sysconf strsignal putc_unlocked fputc_unlocked fputs_unlocked \
3655         fwrite_unlocked fprintf_unlocked getrusage nl_langinfo \
3656         scandir alphasort gettimeofday mbstowcs wcswidth mmap mincore \
3657         setlocale
3658 do
3659 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
3660 echo "configure:3661: checking for $ac_func" >&5
3661 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
3662   echo $ac_n "(cached) $ac_c" 1>&6
3663 else
3664   cat > conftest.$ac_ext <<EOF
3665 #line 3666 "configure"
3666 #include "confdefs.h"
3667 /* System header to define __stub macros and hopefully few prototypes,
3668     which can conflict with char $ac_func(); below.  */
3669 #include <assert.h>
3670 /* Override any gcc2 internal prototype to avoid an error.  */
3671 /* We use char because int might match the return type of a gcc2
3672     builtin and then its argument prototype would still apply.  */
3673 char $ac_func();
3674
3675 int main() {
3676
3677 /* The GNU C library defines this for functions which it implements
3678     to always fail with ENOSYS.  Some functions are actually named
3679     something starting with __ and the normal name is an alias.  */
3680 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
3681 choke me
3682 #else
3683 $ac_func();
3684 #endif
3685
3686 ; return 0; }
3687 EOF
3688 if { (eval echo configure:3689: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3689   rm -rf conftest*
3690   eval "ac_cv_func_$ac_func=yes"
3691 else
3692   echo "configure: failed program was:" >&5
3693   cat conftest.$ac_ext >&5
3694   rm -rf conftest*
3695   eval "ac_cv_func_$ac_func=no"
3696 fi
3697 rm -f conftest*
3698 fi
3699
3700 if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
3701   echo "$ac_t""yes" 1>&6
3702     ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
3703   cat >> confdefs.h <<EOF
3704 #define $ac_tr_func 1
3705 EOF
3706
3707 else
3708   echo "$ac_t""no" 1>&6
3709 fi
3710 done
3711
3712
3713 if test x$ac_cv_func_mbstowcs = xyes; then
3714   echo $ac_n "checking whether mbstowcs works""... $ac_c" 1>&6
3715 echo "configure:3716: checking whether mbstowcs works" >&5
3716 if eval "test \"`echo '$''{'gcc_cv_func_mbstowcs_works'+set}'`\" = set"; then
3717   echo $ac_n "(cached) $ac_c" 1>&6
3718 else
3719       if test "$cross_compiling" = yes; then
3720   gcc_cv_func_mbstowcs_works=yes
3721 else
3722   cat > conftest.$ac_ext <<EOF
3723 #line 3724 "configure"
3724 #include "confdefs.h"
3725 #include <stdlib.h>
3726 int main()
3727 {
3728   mbstowcs(0, "", 0);
3729   return 0;
3730 }
3731 EOF
3732 if { (eval echo configure:3733: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
3733 then
3734   gcc_cv_func_mbstowcs_works=yes
3735 else
3736   echo "configure: failed program was:" >&5
3737   cat conftest.$ac_ext >&5
3738   rm -fr conftest*
3739   gcc_cv_func_mbstowcs_works=no
3740 fi
3741 rm -fr conftest*
3742 fi
3743
3744 fi
3745
3746 echo "$ac_t""$gcc_cv_func_mbstowcs_works" 1>&6
3747   if test x$gcc_cv_func_mbstowcs_works = xyes; then
3748     cat >> confdefs.h <<\EOF
3749 #define HAVE_WORKING_MBSTOWCS 1
3750 EOF
3751
3752   fi
3753 fi
3754
3755 echo $ac_n "checking for ssize_t""... $ac_c" 1>&6
3756 echo "configure:3757: checking for ssize_t" >&5
3757 if eval "test \"`echo '$''{'ac_cv_type_ssize_t'+set}'`\" = set"; then
3758   echo $ac_n "(cached) $ac_c" 1>&6
3759 else
3760   cat > conftest.$ac_ext <<EOF
3761 #line 3762 "configure"
3762 #include "confdefs.h"
3763 #include <sys/types.h>
3764 #if STDC_HEADERS
3765 #include <stdlib.h>
3766 #include <stddef.h>
3767 #endif
3768 EOF
3769 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
3770   egrep "(^|[^a-zA-Z_0-9])ssize_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
3771   rm -rf conftest*
3772   ac_cv_type_ssize_t=yes
3773 else
3774   rm -rf conftest*
3775   ac_cv_type_ssize_t=no
3776 fi
3777 rm -f conftest*
3778
3779 fi
3780 echo "$ac_t""$ac_cv_type_ssize_t" 1>&6
3781 if test $ac_cv_type_ssize_t = no; then
3782   cat >> confdefs.h <<\EOF
3783 #define ssize_t int
3784 EOF
3785
3786 fi
3787
3788
3789 # Try to determine the array type of the second argument of getgroups
3790 # for the target system (int or gid_t).
3791 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
3792 echo "configure:3793: checking for uid_t in sys/types.h" >&5
3793 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
3794   echo $ac_n "(cached) $ac_c" 1>&6
3795 else
3796   cat > conftest.$ac_ext <<EOF
3797 #line 3798 "configure"
3798 #include "confdefs.h"
3799 #include <sys/types.h>
3800 EOF
3801 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
3802   egrep "uid_t" >/dev/null 2>&1; then
3803   rm -rf conftest*
3804   ac_cv_type_uid_t=yes
3805 else
3806   rm -rf conftest*
3807   ac_cv_type_uid_t=no
3808 fi
3809 rm -f conftest*
3810
3811 fi
3812
3813 echo "$ac_t""$ac_cv_type_uid_t" 1>&6
3814 if test $ac_cv_type_uid_t = no; then
3815   cat >> confdefs.h <<\EOF
3816 #define uid_t int
3817 EOF
3818
3819   cat >> confdefs.h <<\EOF
3820 #define gid_t int
3821 EOF
3822
3823 fi
3824
3825 echo $ac_n "checking type of array argument to getgroups""... $ac_c" 1>&6
3826 echo "configure:3827: checking type of array argument to getgroups" >&5
3827 if eval "test \"`echo '$''{'ac_cv_type_getgroups'+set}'`\" = set"; then
3828   echo $ac_n "(cached) $ac_c" 1>&6
3829 else
3830   if test "$cross_compiling" = yes; then
3831   ac_cv_type_getgroups=cross
3832 else
3833   cat > conftest.$ac_ext <<EOF
3834 #line 3835 "configure"
3835 #include "confdefs.h"
3836
3837 /* Thanks to Mike Rendell for this test.  */
3838 #include <sys/types.h>
3839 #define NGID 256
3840 #undef MAX
3841 #define MAX(x, y) ((x) > (y) ? (x) : (y))
3842 main()
3843 {
3844   gid_t gidset[NGID];
3845   int i, n;
3846   union { gid_t gval; long lval; }  val;
3847
3848   val.lval = -1;
3849   for (i = 0; i < NGID; i++)
3850     gidset[i] = val.gval;
3851   n = getgroups (sizeof (gidset) / MAX (sizeof (int), sizeof (gid_t)) - 1,
3852                  gidset);
3853   /* Exit non-zero if getgroups seems to require an array of ints.  This
3854      happens when gid_t is short but getgroups modifies an array of ints.  */
3855   exit ((n > 0 && gidset[n] != val.gval) ? 1 : 0);
3856 }
3857
3858 EOF
3859 if { (eval echo configure:3860: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
3860 then
3861     ac_cv_type_getgroups=gid_t
3862 else
3863   echo "configure: failed program was:" >&5
3864   cat conftest.$ac_ext >&5
3865   rm -fr conftest*
3866   ac_cv_type_getgroups=int
3867 fi
3868 rm -fr conftest*
3869 fi
3870
3871 if test $ac_cv_type_getgroups = cross; then
3872         cat > conftest.$ac_ext <<EOF
3873 #line 3874 "configure"
3874 #include "confdefs.h"
3875 #include <unistd.h>
3876 EOF
3877 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
3878   egrep "getgroups.*int.*gid_t" >/dev/null 2>&1; then
3879   rm -rf conftest*
3880   ac_cv_type_getgroups=gid_t
3881 else
3882   rm -rf conftest*
3883   ac_cv_type_getgroups=int
3884 fi
3885 rm -f conftest*
3886
3887 fi
3888 fi
3889
3890 echo "$ac_t""$ac_cv_type_getgroups" 1>&6
3891 cat >> confdefs.h <<EOF
3892 #define GETGROUPS_T $ac_cv_type_getgroups
3893 EOF
3894
3895
3896 if test "${target}" = "${build}"; then
3897   TARGET_GETGROUPS_T=$ac_cv_type_getgroups
3898 else
3899   case "${target}" in
3900         # This condition may need some tweaking.  It should include all
3901         # targets where the array type of the second argument of getgroups
3902         # is int and the type of gid_t is not equivalent to int.
3903         *-*-sunos* | *-*-ultrix*)
3904                 TARGET_GETGROUPS_T=int
3905                 ;;
3906         *)
3907                 TARGET_GETGROUPS_T=gid_t
3908                 ;;
3909   esac
3910 fi
3911
3912
3913 echo $ac_n "checking whether the printf functions support %p""... $ac_c" 1>&6
3914 echo "configure:3915: checking whether the printf functions support %p" >&5
3915 if eval "test \"`echo '$''{'gcc_cv_func_printf_ptr'+set}'`\" = set"; then
3916   echo $ac_n "(cached) $ac_c" 1>&6
3917 else
3918   if test "$cross_compiling" = yes; then
3919   gcc_cv_func_printf_ptr=no
3920 else
3921   cat > conftest.$ac_ext <<EOF
3922 #line 3923 "configure"
3923 #include "confdefs.h"
3924 #include <stdio.h>
3925
3926 int main()
3927 {
3928   char buf[64];
3929   char *p = buf, *q = NULL;
3930   sprintf(buf, "%p", p);
3931   sscanf(buf, "%p", &q);
3932   return (p != q);
3933 }
3934 EOF
3935 if { (eval echo configure:3936: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
3936 then
3937   gcc_cv_func_printf_ptr=yes
3938 else
3939   echo "configure: failed program was:" >&5
3940   cat conftest.$ac_ext >&5
3941   rm -fr conftest*
3942   gcc_cv_func_printf_ptr=no
3943 fi
3944 rm -fr conftest*
3945 fi
3946
3947 rm -f core core.* *.core
3948 fi
3949
3950 echo "$ac_t""$gcc_cv_func_printf_ptr" 1>&6
3951 if test $gcc_cv_func_printf_ptr = yes ; then
3952   cat >> confdefs.h <<\EOF
3953 #define HAVE_PRINTF_PTR 1
3954 EOF
3955
3956 fi
3957
3958 if test $ac_cv_header_sys_mman_h != yes \
3959  || test $ac_cv_func_mmap != yes; then
3960    gcc_cv_func_mmap_file=no
3961    gcc_cv_func_mmap_dev_zero=no
3962    gcc_cv_func_mmap_anon=no
3963 else
3964    echo $ac_n "checking whether read-only mmap of a plain file works""... $ac_c" 1>&6
3965 echo "configure:3966: checking whether read-only mmap of a plain file works" >&5
3966 if eval "test \"`echo '$''{'gcc_cv_func_mmap_file'+set}'`\" = set"; then
3967   echo $ac_n "(cached) $ac_c" 1>&6
3968 else
3969   # Add a system to this blacklist if
3970    # mmap(0, stat_size, PROT_READ, MAP_PRIVATE, fd, 0) doesn't return a
3971    # memory area containing the same data that you'd get if you applied
3972    # read() to the same fd.  The only system known to have a problem here
3973    # is VMS, where text files have record structure.
3974    case "$host_os" in
3975      vms*)
3976         gcc_cv_func_mmap_file=no ;;
3977      *)
3978         gcc_cv_func_mmap_file=yes;;
3979    esac
3980 fi
3981
3982 echo "$ac_t""$gcc_cv_func_mmap_file" 1>&6
3983    echo $ac_n "checking whether mmap from /dev/zero works""... $ac_c" 1>&6
3984 echo "configure:3985: checking whether mmap from /dev/zero works" >&5
3985 if eval "test \"`echo '$''{'gcc_cv_func_mmap_dev_zero'+set}'`\" = set"; then
3986   echo $ac_n "(cached) $ac_c" 1>&6
3987 else
3988   # Add a system to this blacklist if it has mmap() but /dev/zero
3989    # does not exist, or if mmapping /dev/zero does not give anonymous
3990    # zeroed pages with both the following properties:
3991    # 1. If you map N consecutive pages in with one call, and then
3992    #    unmap any subset of those pages, the pages that were not
3993    #    explicitly unmapped remain accessible.
3994    # 2. If you map two adjacent blocks of memory and then unmap them
3995    #    both at once, they must both go away.
3996    # Systems known to be in this category are Windows (all variants),
3997    # VMS, and Darwin.
3998    case "$host_os" in
3999      vms* | cygwin* | pe | mingw* | darwin*)
4000         gcc_cv_func_mmap_dev_zero=no ;;
4001      *)
4002         gcc_cv_func_mmap_dev_zero=yes;;
4003    esac
4004 fi
4005
4006 echo "$ac_t""$gcc_cv_func_mmap_dev_zero" 1>&6
4007
4008    # Unlike /dev/zero, the MAP_ANON(YMOUS) defines can be probed for.
4009    echo $ac_n "checking for MAP_ANON(YMOUS)""... $ac_c" 1>&6
4010 echo "configure:4011: checking for MAP_ANON(YMOUS)" >&5
4011 if eval "test \"`echo '$''{'gcc_cv_decl_map_anon'+set}'`\" = set"; then
4012   echo $ac_n "(cached) $ac_c" 1>&6
4013 else
4014   cat > conftest.$ac_ext <<EOF
4015 #line 4016 "configure"
4016 #include "confdefs.h"
4017 #include <sys/types.h>
4018 #include <sys/mman.h>
4019 #include <unistd.h>
4020
4021 #ifndef MAP_ANONYMOUS
4022 #define MAP_ANONYMOUS MAP_ANON
4023 #endif
4024
4025 int main() {
4026 int n = MAP_ANONYMOUS;
4027 ; return 0; }
4028 EOF
4029 if { (eval echo configure:4030: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
4030   rm -rf conftest*
4031   gcc_cv_decl_map_anon=yes
4032 else
4033   echo "configure: failed program was:" >&5
4034   cat conftest.$ac_ext >&5
4035   rm -rf conftest*
4036   gcc_cv_decl_map_anon=no
4037 fi
4038 rm -f conftest*
4039 fi
4040
4041 echo "$ac_t""$gcc_cv_decl_map_anon" 1>&6
4042
4043    if test $gcc_cv_decl_map_anon = no; then
4044      gcc_cv_func_mmap_anon=no
4045    else
4046      echo $ac_n "checking whether mmap with MAP_ANON(YMOUS) works""... $ac_c" 1>&6
4047 echo "configure:4048: checking whether mmap with MAP_ANON(YMOUS) works" >&5
4048 if eval "test \"`echo '$''{'gcc_cv_func_mmap_anon'+set}'`\" = set"; then
4049   echo $ac_n "(cached) $ac_c" 1>&6
4050 else
4051   # Add a system to this blacklist if it has mmap() and MAP_ANON or
4052    # MAP_ANONYMOUS, but using mmap(..., MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
4053    # doesn't give anonymous zeroed pages with the same properties listed
4054    # above for use of /dev/zero.
4055    # Systems known to be in this category are Windows, VMS, and SCO Unix.
4056    case "$host_os" in
4057      vms* | cygwin* | pe | mingw* | sco* | udk* )
4058         gcc_cv_func_mmap_anon=no ;;
4059      *)
4060         gcc_cv_func_mmap_anon=yes;;
4061    esac
4062 fi
4063
4064 echo "$ac_t""$gcc_cv_func_mmap_anon" 1>&6
4065    fi
4066 fi
4067
4068 if test $gcc_cv_func_mmap_file = yes; then
4069   cat >> confdefs.h <<\EOF
4070 #define HAVE_MMAP_FILE 1
4071 EOF
4072
4073 fi
4074 if test $gcc_cv_func_mmap_dev_zero = yes; then
4075   cat >> confdefs.h <<\EOF
4076 #define HAVE_MMAP_DEV_ZERO 1
4077 EOF
4078
4079 fi
4080 if test $gcc_cv_func_mmap_anon = yes; then
4081   cat >> confdefs.h <<\EOF
4082 #define HAVE_MMAP_ANON 1
4083 EOF
4084
4085 fi
4086
4087
4088 case "${host}" in
4089 *-*-uwin*)
4090   { echo "configure: error:
4091 *** UWIN may not be used as a host platform because
4092 *** linking with posix.dll is not allowed by the GNU GPL" 1>&2; exit 1; }
4093   ;;
4094 *-*-*vms*)
4095   # Under VMS, vfork works very different than on Unix. The standard test
4096   # won't work, and it isn't easily adaptable. It makes more sense to
4097   # just force it.
4098   ac_cv_func_vfork_works=yes
4099   ;;
4100 esac
4101 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
4102 echo "configure:4103: checking for pid_t" >&5
4103 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
4104   echo $ac_n "(cached) $ac_c" 1>&6
4105 else
4106   cat > conftest.$ac_ext <<EOF
4107 #line 4108 "configure"
4108 #include "confdefs.h"
4109 #include <sys/types.h>
4110 #if STDC_HEADERS
4111 #include <stdlib.h>
4112 #include <stddef.h>
4113 #endif
4114 EOF
4115 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
4116   egrep "(^|[^a-zA-Z_0-9])pid_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
4117   rm -rf conftest*
4118   ac_cv_type_pid_t=yes
4119 else
4120   rm -rf conftest*
4121   ac_cv_type_pid_t=no
4122 fi
4123 rm -f conftest*
4124
4125 fi
4126 echo "$ac_t""$ac_cv_type_pid_t" 1>&6
4127 if test $ac_cv_type_pid_t = no; then
4128   cat >> confdefs.h <<\EOF
4129 #define pid_t int
4130 EOF
4131
4132 fi
4133
4134 ac_safe=`echo "vfork.h" | sed 'y%./+-%__p_%'`
4135 echo $ac_n "checking for vfork.h""... $ac_c" 1>&6
4136 echo "configure:4137: checking for vfork.h" >&5
4137 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
4138   echo $ac_n "(cached) $ac_c" 1>&6
4139 else
4140   cat > conftest.$ac_ext <<EOF
4141 #line 4142 "configure"
4142 #include "confdefs.h"
4143 #include <vfork.h>
4144 EOF
4145 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
4146 { (eval echo configure:4147: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
4147 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
4148 if test -z "$ac_err"; then
4149   rm -rf conftest*
4150   eval "ac_cv_header_$ac_safe=yes"
4151 else
4152   echo "$ac_err" >&5
4153   echo "configure: failed program was:" >&5
4154   cat conftest.$ac_ext >&5
4155   rm -rf conftest*
4156   eval "ac_cv_header_$ac_safe=no"
4157 fi
4158 rm -f conftest*
4159 fi
4160 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
4161   echo "$ac_t""yes" 1>&6
4162   cat >> confdefs.h <<\EOF
4163 #define HAVE_VFORK_H 1
4164 EOF
4165
4166 else
4167   echo "$ac_t""no" 1>&6
4168 fi
4169
4170 echo $ac_n "checking for working vfork""... $ac_c" 1>&6
4171 echo "configure:4172: checking for working vfork" >&5
4172 if eval "test \"`echo '$''{'ac_cv_func_vfork_works'+set}'`\" = set"; then
4173   echo $ac_n "(cached) $ac_c" 1>&6
4174 else
4175   if test "$cross_compiling" = yes; then
4176   echo $ac_n "checking for vfork""... $ac_c" 1>&6
4177 echo "configure:4178: checking for vfork" >&5
4178 if eval "test \"`echo '$''{'ac_cv_func_vfork'+set}'`\" = set"; then
4179   echo $ac_n "(cached) $ac_c" 1>&6
4180 else
4181   cat > conftest.$ac_ext <<EOF
4182 #line 4183 "configure"
4183 #include "confdefs.h"
4184 /* System header to define __stub macros and hopefully few prototypes,
4185     which can conflict with char vfork(); below.  */
4186 #include <assert.h>
4187 /* Override any gcc2 internal prototype to avoid an error.  */
4188 /* We use char because int might match the return type of a gcc2
4189     builtin and then its argument prototype would still apply.  */
4190 char vfork();
4191
4192 int main() {
4193
4194 /* The GNU C library defines this for functions which it implements
4195     to always fail with ENOSYS.  Some functions are actually named
4196     something starting with __ and the normal name is an alias.  */
4197 #if defined (__stub_vfork) || defined (__stub___vfork)
4198 choke me
4199 #else
4200 vfork();
4201 #endif
4202
4203 ; return 0; }
4204 EOF
4205 if { (eval echo configure:4206: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
4206   rm -rf conftest*
4207   eval "ac_cv_func_vfork=yes"
4208 else
4209   echo "configure: failed program was:" >&5
4210   cat conftest.$ac_ext >&5
4211   rm -rf conftest*
4212   eval "ac_cv_func_vfork=no"
4213 fi
4214 rm -f conftest*
4215 fi
4216
4217 if eval "test \"`echo '$ac_cv_func_'vfork`\" = yes"; then
4218   echo "$ac_t""yes" 1>&6
4219   :
4220 else
4221   echo "$ac_t""no" 1>&6
4222 fi
4223
4224 ac_cv_func_vfork_works=$ac_cv_func_vfork
4225 else
4226   cat > conftest.$ac_ext <<EOF
4227 #line 4228 "configure"
4228 #include "confdefs.h"
4229 /* Thanks to Paul Eggert for this test.  */
4230 #include <stdio.h>
4231 #include <sys/types.h>
4232 #include <sys/stat.h>
4233 #ifdef HAVE_UNISTD_H
4234 #include <unistd.h>
4235 #endif
4236 #ifdef HAVE_VFORK_H
4237 #include <vfork.h>
4238 #endif
4239 /* On some sparc systems, changes by the child to local and incoming
4240    argument registers are propagated back to the parent.
4241    The compiler is told about this with #include <vfork.h>,
4242    but some compilers (e.g. gcc -O) don't grok <vfork.h>.
4243    Test for this by using a static variable whose address
4244    is put into a register that is clobbered by the vfork.  */
4245 static
4246 #ifdef __cplusplus
4247 sparc_address_test (int arg)
4248 #else
4249 sparc_address_test (arg) int arg;
4250 #endif
4251 {
4252   static pid_t child;
4253   if (!child) {
4254     child = vfork ();
4255     if (child < 0) {
4256       perror ("vfork");
4257       _exit(2);
4258     }
4259     if (!child) {
4260       arg = getpid();
4261       write(-1, "", 0);
4262       _exit (arg);
4263     }
4264   }
4265 }
4266 main() {
4267   pid_t parent = getpid ();
4268   pid_t child;
4269
4270   sparc_address_test ();
4271
4272   child = vfork ();
4273
4274   if (child == 0) {
4275     /* Here is another test for sparc vfork register problems.
4276        This test uses lots of local variables, at least
4277        as many local variables as main has allocated so far
4278        including compiler temporaries.  4 locals are enough for
4279        gcc 1.40.3 on a Solaris 4.1.3 sparc, but we use 8 to be safe.
4280        A buggy compiler should reuse the register of parent
4281        for one of the local variables, since it will think that
4282        parent can't possibly be used any more in this routine.
4283        Assigning to the local variable will thus munge parent
4284        in the parent process.  */
4285     pid_t
4286       p = getpid(), p1 = getpid(), p2 = getpid(), p3 = getpid(),
4287       p4 = getpid(), p5 = getpid(), p6 = getpid(), p7 = getpid();
4288     /* Convince the compiler that p..p7 are live; otherwise, it might
4289        use the same hardware register for all 8 local variables.  */
4290     if (p != p1 || p != p2 || p != p3 || p != p4
4291         || p != p5 || p != p6 || p != p7)
4292       _exit(1);
4293
4294     /* On some systems (e.g. IRIX 3.3),
4295        vfork doesn't separate parent from child file descriptors.
4296        If the child closes a descriptor before it execs or exits,
4297        this munges the parent's descriptor as well.
4298        Test for this by closing stdout in the child.  */
4299     _exit(close(fileno(stdout)) != 0);
4300   } else {
4301     int status;
4302     struct stat st;
4303
4304     while (wait(&status) != child)
4305       ;
4306     exit(
4307          /* Was there some problem with vforking?  */
4308          child < 0
4309
4310          /* Did the child fail?  (This shouldn't happen.)  */
4311          || status
4312
4313          /* Did the vfork/compiler bug occur?  */
4314          || parent != getpid()
4315
4316          /* Did the file descriptor bug occur?  */
4317          || fstat(fileno(stdout), &st) != 0
4318          );
4319   }
4320 }
4321 EOF
4322 if { (eval echo configure:4323: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
4323 then
4324   ac_cv_func_vfork_works=yes
4325 else
4326   echo "configure: failed program was:" >&5
4327   cat conftest.$ac_ext >&5
4328   rm -fr conftest*
4329   ac_cv_func_vfork_works=no
4330 fi
4331 rm -fr conftest*
4332 fi
4333
4334 fi
4335
4336 echo "$ac_t""$ac_cv_func_vfork_works" 1>&6
4337 if test $ac_cv_func_vfork_works = no; then
4338   cat >> confdefs.h <<\EOF
4339 #define vfork fork
4340 EOF
4341
4342 fi
4343
4344
4345
4346
4347   am_cv_lib_iconv_ldpath=
4348   # Check whether --with-libiconv-prefix or --without-libiconv-prefix was given.
4349 if test "${with_libiconv_prefix+set}" = set; then
4350   withval="$with_libiconv_prefix"
4351
4352     for dir in `echo "$withval" | tr : ' '`; do
4353       if test -d $dir/include; then CPPFLAGS="$CPPFLAGS -I$dir/include"; fi
4354       if test -d $dir/lib; then am_cv_lib_iconv_ldpath="-L$dir/lib"; fi
4355     done
4356
4357 fi
4358
4359
4360   echo $ac_n "checking for iconv""... $ac_c" 1>&6
4361 echo "configure:4362: checking for iconv" >&5
4362 if eval "test \"`echo '$''{'am_cv_func_iconv'+set}'`\" = set"; then
4363   echo $ac_n "(cached) $ac_c" 1>&6
4364 else
4365
4366     am_cv_func_iconv="no, consider installing GNU libiconv"
4367     am_cv_lib_iconv=no
4368     cat > conftest.$ac_ext <<EOF
4369 #line 4370 "configure"
4370 #include "confdefs.h"
4371 #include <stdlib.h>
4372 #include <iconv.h>
4373 int main() {
4374 iconv_t cd = iconv_open("","");
4375        iconv(cd,NULL,NULL,NULL,NULL);
4376        iconv_close(cd);
4377 ; return 0; }
4378 EOF
4379 if { (eval echo configure:4380: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
4380   rm -rf conftest*
4381   am_cv_func_iconv=yes
4382 else
4383   echo "configure: failed program was:" >&5
4384   cat conftest.$ac_ext >&5
4385 fi
4386 rm -f conftest*
4387     if test "$am_cv_func_iconv" != yes; then
4388       am_save_LIBS="$LIBS"
4389       LIBS="$LIBS $am_cv_libiconv_ldpath -liconv"
4390       cat > conftest.$ac_ext <<EOF
4391 #line 4392 "configure"
4392 #include "confdefs.h"
4393 #include <stdlib.h>
4394 #include <iconv.h>
4395 int main() {
4396 iconv_t cd = iconv_open("","");
4397          iconv(cd,NULL,NULL,NULL,NULL);
4398          iconv_close(cd);
4399 ; return 0; }
4400 EOF
4401 if { (eval echo configure:4402: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
4402   rm -rf conftest*
4403   am_cv_lib_iconv=yes
4404         am_cv_func_iconv=yes
4405 else
4406   echo "configure: failed program was:" >&5
4407   cat conftest.$ac_ext >&5
4408 fi
4409 rm -f conftest*
4410       LIBS="$am_save_LIBS"
4411     fi
4412
4413 fi
4414
4415 echo "$ac_t""$am_cv_func_iconv" 1>&6
4416   if test "$am_cv_func_iconv" = yes; then
4417     cat >> confdefs.h <<\EOF
4418 #define HAVE_ICONV 1
4419 EOF
4420
4421     echo $ac_n "checking for iconv declaration""... $ac_c" 1>&6
4422 echo "configure:4423: checking for iconv declaration" >&5
4423     if eval "test \"`echo '$''{'am_cv_proto_iconv'+set}'`\" = set"; then
4424   echo $ac_n "(cached) $ac_c" 1>&6
4425 else
4426
4427       cat > conftest.$ac_ext <<EOF
4428 #line 4429 "configure"
4429 #include "confdefs.h"
4430
4431 #include <stdlib.h>
4432 #include <iconv.h>
4433 extern
4434 #ifdef __cplusplus
4435 "C"
4436 #endif
4437 #if defined(__STDC__) || defined(__cplusplus)
4438 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
4439 #else
4440 size_t iconv();
4441 #endif
4442
4443 int main() {
4444
4445 ; return 0; }
4446 EOF
4447 if { (eval echo configure:4448: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
4448   rm -rf conftest*
4449   am_cv_proto_iconv_arg1=""
4450 else
4451   echo "configure: failed program was:" >&5
4452   cat conftest.$ac_ext >&5
4453   rm -rf conftest*
4454   am_cv_proto_iconv_arg1="const"
4455 fi
4456 rm -f conftest*
4457       am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"
4458 fi
4459
4460     am_cv_proto_iconv=`echo "$am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
4461     echo "$ac_t""${ac_t:-
4462          }$am_cv_proto_iconv" 1>&6
4463     cat >> confdefs.h <<EOF
4464 #define ICONV_CONST $am_cv_proto_iconv_arg1
4465 EOF
4466
4467   fi
4468   LIBICONV=
4469   if test "$am_cv_lib_iconv" = yes; then
4470     LIBICONV="$am_cv_lib_iconv_ldpath -liconv"
4471   fi
4472
4473
4474 # Until we have in-tree GNU iconv:
4475 LIBICONV_DEP=
4476
4477
4478
4479   echo $ac_n "checking for LC_MESSAGES""... $ac_c" 1>&6
4480 echo "configure:4481: checking for LC_MESSAGES" >&5
4481 if eval "test \"`echo '$''{'am_cv_val_LC_MESSAGES'+set}'`\" = set"; then
4482   echo $ac_n "(cached) $ac_c" 1>&6
4483 else
4484   cat > conftest.$ac_ext <<EOF
4485 #line 4486 "configure"
4486 #include "confdefs.h"
4487 #include <locale.h>
4488 int main() {
4489 return LC_MESSAGES
4490 ; return 0; }
4491 EOF
4492 if { (eval echo configure:4493: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
4493   rm -rf conftest*
4494   am_cv_val_LC_MESSAGES=yes
4495 else
4496   echo "configure: failed program was:" >&5
4497   cat conftest.$ac_ext >&5
4498   rm -rf conftest*
4499   am_cv_val_LC_MESSAGES=no
4500 fi
4501 rm -f conftest*
4502 fi
4503
4504 echo "$ac_t""$am_cv_val_LC_MESSAGES" 1>&6
4505   if test $am_cv_val_LC_MESSAGES = yes; then
4506     cat >> confdefs.h <<\EOF
4507 #define HAVE_LC_MESSAGES 1
4508 EOF
4509
4510   fi
4511
4512
4513 # We will need to find libiberty.h and ansidecl.h
4514 saved_CFLAGS="$CFLAGS"
4515 CFLAGS="$CFLAGS -I${srcdir} -I${srcdir}/../include"
4516 for ac_func in getenv atol sbrk abort atof getcwd getwd \
4517         strsignal putc_unlocked fputs_unlocked fwrite_unlocked \
4518         fprintf_unlocked strstr errno vasprintf \
4519         malloc realloc calloc free basename getopt clock
4520 do
4521   ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
4522 echo $ac_n "checking whether $ac_func is declared""... $ac_c" 1>&6
4523 echo "configure:4524: checking whether $ac_func is declared" >&5
4524 if eval "test \"`echo '$''{'gcc_cv_have_decl_$ac_func'+set}'`\" = set"; then
4525   echo $ac_n "(cached) $ac_c" 1>&6
4526 else
4527   cat > conftest.$ac_ext <<EOF
4528 #line 4529 "configure"
4529 #include "confdefs.h"
4530 #undef $ac_tr_decl
4531 #define $ac_tr_decl 1
4532
4533 #include "ansidecl.h"
4534 #include "system.h"
4535
4536 int main() {
4537 #ifndef $ac_func
4538 char *(*pfn) = (char *(*)) $ac_func ;
4539 #endif
4540 ; return 0; }
4541 EOF
4542 if { (eval echo configure:4543: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
4543   rm -rf conftest*
4544   eval "gcc_cv_have_decl_$ac_func=yes"
4545 else
4546   echo "configure: failed program was:" >&5
4547   cat conftest.$ac_ext >&5
4548   rm -rf conftest*
4549   eval "gcc_cv_have_decl_$ac_func=no"
4550 fi
4551 rm -f conftest*
4552 fi
4553
4554 if eval "test \"`echo '$gcc_cv_have_decl_'$ac_func`\" = yes"; then
4555   echo "$ac_t""yes" 1>&6 ; cat >> confdefs.h <<EOF
4556 #define $ac_tr_decl 1
4557 EOF
4558
4559 else
4560   echo "$ac_t""no" 1>&6 ; cat >> confdefs.h <<EOF
4561 #define $ac_tr_decl 0
4562 EOF
4563
4564 fi
4565
4566 done
4567 if test x = y ; then
4568   cat >> confdefs.h <<\EOF
4569 #define HAVE_DECL_GETENV 1
4570 EOF
4571  cat >> confdefs.h <<\EOF
4572 #define HAVE_DECL_ATOL 1
4573 EOF
4574  cat >> confdefs.h <<\EOF
4575 #define HAVE_DECL_SBRK 1
4576 EOF
4577  cat >> confdefs.h <<\EOF
4578 #define HAVE_DECL_ABORT 1
4579 EOF
4580  cat >> confdefs.h <<\EOF
4581 #define HAVE_DECL_ATOF 1
4582 EOF
4583  cat >> confdefs.h <<\EOF
4584 #define HAVE_DECL_GETCWD 1
4585 EOF
4586  cat >> confdefs.h <<\EOF
4587 #define HAVE_DECL_GETWD 1
4588 EOF
4589  \
4590         cat >> confdefs.h <<\EOF
4591 #define HAVE_DECL_STRSIGNAL 1
4592 EOF
4593  cat >> confdefs.h <<\EOF
4594 #define HAVE_DECL_PUTC_UNLOCKED 1
4595 EOF
4596  cat >> confdefs.h <<\EOF
4597 #define HAVE_DECL_FPUTS_UNLOCKED 1
4598 EOF
4599  cat >> confdefs.h <<\EOF
4600 #define HAVE_DECL_FWRITE_UNLOCKED 1
4601 EOF
4602  \
4603         cat >> confdefs.h <<\EOF
4604 #define HAVE_DECL_FPRINTF_UNLOCKED 1
4605 EOF
4606  cat >> confdefs.h <<\EOF
4607 #define HAVE_DECL_STRSTR 1
4608 EOF
4609  cat >> confdefs.h <<\EOF
4610 #define HAVE_DECL_ERRNO 1
4611 EOF
4612  cat >> confdefs.h <<\EOF
4613 #define HAVE_DECL_VASPRINTF 1
4614 EOF
4615  \
4616         cat >> confdefs.h <<\EOF
4617 #define HAVE_DECL_MALLOC 1
4618 EOF
4619  cat >> confdefs.h <<\EOF
4620 #define HAVE_DECL_REALLOC 1
4621 EOF
4622  cat >> confdefs.h <<\EOF
4623 #define HAVE_DECL_CALLOC 1
4624 EOF
4625  cat >> confdefs.h <<\EOF
4626 #define HAVE_DECL_FREE 1
4627 EOF
4628  cat >> confdefs.h <<\EOF
4629 #define HAVE_DECL_BASENAME 1
4630 EOF
4631  cat >> confdefs.h <<\EOF
4632 #define HAVE_DECL_GETOPT 1
4633 EOF
4634  cat >> confdefs.h <<\EOF
4635 #define HAVE_DECL_CLOCK 1
4636 EOF
4637 fi
4638
4639
4640 for ac_func in getrlimit setrlimit getrusage
4641 do
4642   ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
4643 echo $ac_n "checking whether $ac_func is declared""... $ac_c" 1>&6
4644 echo "configure:4645: checking whether $ac_func is declared" >&5
4645 if eval "test \"`echo '$''{'gcc_cv_have_decl_$ac_func'+set}'`\" = set"; then
4646   echo $ac_n "(cached) $ac_c" 1>&6
4647 else
4648   cat > conftest.$ac_ext <<EOF
4649 #line 4650 "configure"
4650 #include "confdefs.h"
4651 #undef $ac_tr_decl
4652 #define $ac_tr_decl 1
4653
4654 #include "ansidecl.h"
4655 #include "system.h"
4656 #ifdef HAVE_SYS_RESOURCE_H
4657 #include <sys/resource.h>
4658 #endif
4659
4660
4661 int main() {
4662 #ifndef $ac_func
4663 char *(*pfn) = (char *(*)) $ac_func ;
4664 #endif
4665 ; return 0; }
4666 EOF
4667 if { (eval echo configure:4668: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
4668   rm -rf conftest*
4669   eval "gcc_cv_have_decl_$ac_func=yes"
4670 else
4671   echo "configure: failed program was:" >&5
4672   cat conftest.$ac_ext >&5
4673   rm -rf conftest*
4674   eval "gcc_cv_have_decl_$ac_func=no"
4675 fi
4676 rm -f conftest*
4677 fi
4678
4679 if eval "test \"`echo '$gcc_cv_have_decl_'$ac_func`\" = yes"; then
4680   echo "$ac_t""yes" 1>&6 ; cat >> confdefs.h <<EOF
4681 #define $ac_tr_decl 1
4682 EOF
4683
4684 else
4685   echo "$ac_t""no" 1>&6 ; cat >> confdefs.h <<EOF
4686 #define $ac_tr_decl 0
4687 EOF
4688
4689 fi
4690
4691 done
4692 if test x = y ; then
4693   cat >> confdefs.h <<\EOF
4694 #define HAVE_DECL_GETRLIMIT 1
4695 EOF
4696  cat >> confdefs.h <<\EOF
4697 #define HAVE_DECL_SETRLIMIT 1
4698 EOF
4699  cat >> confdefs.h <<\EOF
4700 #define HAVE_DECL_GETRUSAGE 1
4701 EOF
4702 fi
4703
4704
4705 cat > conftest.$ac_ext <<EOF
4706 #line 4707 "configure"
4707 #include "confdefs.h"
4708
4709 #include "ansidecl.h"
4710 #include "system.h"
4711 #ifdef HAVE_SYS_RESOURCE_H
4712 #include <sys/resource.h>
4713 #endif
4714
4715 int main() {
4716 rlim_t l = 0;
4717 ; return 0; }
4718 EOF
4719 if { (eval echo configure:4720: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
4720   :
4721 else
4722   echo "configure: failed program was:" >&5
4723   cat conftest.$ac_ext >&5
4724   rm -rf conftest*
4725   cat >> confdefs.h <<\EOF
4726 #define rlim_t long
4727 EOF
4728
4729 fi
4730 rm -f conftest*
4731
4732 for ac_func in ldgetname
4733 do
4734   ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
4735 echo $ac_n "checking whether $ac_func is declared""... $ac_c" 1>&6
4736 echo "configure:4737: checking whether $ac_func is declared" >&5
4737 if eval "test \"`echo '$''{'gcc_cv_have_decl_$ac_func'+set}'`\" = set"; then
4738   echo $ac_n "(cached) $ac_c" 1>&6
4739 else
4740   cat > conftest.$ac_ext <<EOF
4741 #line 4742 "configure"
4742 #include "confdefs.h"
4743 #undef $ac_tr_decl
4744 #define $ac_tr_decl 1
4745
4746 #include "ansidecl.h"
4747 #include "system.h"
4748 #ifdef HAVE_LDFCN_H
4749 #include <ldfcn.h>
4750 #endif
4751
4752
4753 int main() {
4754 #ifndef $ac_func
4755 char *(*pfn) = (char *(*)) $ac_func ;
4756 #endif
4757 ; return 0; }
4758 EOF
4759 if { (eval echo configure:4760: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
4760   rm -rf conftest*
4761   eval "gcc_cv_have_decl_$ac_func=yes"
4762 else
4763   echo "configure: failed program was:" >&5
4764   cat conftest.$ac_ext >&5
4765   rm -rf conftest*
4766   eval "gcc_cv_have_decl_$ac_func=no"
4767 fi
4768 rm -f conftest*
4769 fi
4770
4771 if eval "test \"`echo '$gcc_cv_have_decl_'$ac_func`\" = yes"; then
4772   echo "$ac_t""yes" 1>&6 ; cat >> confdefs.h <<EOF
4773 #define $ac_tr_decl 1
4774 EOF
4775
4776 else
4777   echo "$ac_t""no" 1>&6 ; cat >> confdefs.h <<EOF
4778 #define $ac_tr_decl 0
4779 EOF
4780
4781 fi
4782
4783 done
4784 if test x = y ; then
4785   cat >> confdefs.h <<\EOF
4786 #define HAVE_DECL_LDGETNAME 1
4787 EOF
4788 fi
4789
4790
4791 for ac_func in times
4792 do
4793   ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
4794 echo $ac_n "checking whether $ac_func is declared""... $ac_c" 1>&6
4795 echo "configure:4796: checking whether $ac_func is declared" >&5
4796 if eval "test \"`echo '$''{'gcc_cv_have_decl_$ac_func'+set}'`\" = set"; then
4797   echo $ac_n "(cached) $ac_c" 1>&6
4798 else
4799   cat > conftest.$ac_ext <<EOF
4800 #line 4801 "configure"
4801 #include "confdefs.h"
4802 #undef $ac_tr_decl
4803 #define $ac_tr_decl 1
4804
4805 #include "ansidecl.h"
4806 #include "system.h"
4807 #ifdef HAVE_SYS_TIMES_H
4808 #include <sys/times.h>
4809 #endif
4810
4811
4812 int main() {
4813 #ifndef $ac_func
4814 char *(*pfn) = (char *(*)) $ac_func ;
4815 #endif
4816 ; return 0; }
4817 EOF
4818 if { (eval echo configure:4819: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
4819   rm -rf conftest*
4820   eval "gcc_cv_have_decl_$ac_func=yes"
4821 else
4822   echo "configure: failed program was:" >&5
4823   cat conftest.$ac_ext >&5
4824   rm -rf conftest*
4825   eval "gcc_cv_have_decl_$ac_func=no"
4826 fi
4827 rm -f conftest*
4828 fi
4829
4830 if eval "test \"`echo '$gcc_cv_have_decl_'$ac_func`\" = yes"; then
4831   echo "$ac_t""yes" 1>&6 ; cat >> confdefs.h <<EOF
4832 #define $ac_tr_decl 1
4833 EOF
4834
4835 else
4836   echo "$ac_t""no" 1>&6 ; cat >> confdefs.h <<EOF
4837 #define $ac_tr_decl 0
4838 EOF
4839
4840 fi
4841
4842 done
4843 if test x = y ; then
4844   cat >> confdefs.h <<\EOF
4845 #define HAVE_DECL_TIMES 1
4846 EOF
4847 fi
4848
4849
4850 # More time-related stuff.
4851 echo $ac_n "checking for struct tms""... $ac_c" 1>&6
4852 echo "configure:4853: checking for struct tms" >&5
4853 if eval "test \"`echo '$''{'ac_cv_struct_tms'+set}'`\" = set"; then
4854   echo $ac_n "(cached) $ac_c" 1>&6
4855 else
4856
4857 cat > conftest.$ac_ext <<EOF
4858 #line 4859 "configure"
4859 #include "confdefs.h"
4860
4861 #include "ansidecl.h"
4862 #include "system.h"
4863 #ifdef HAVE_SYS_TIMES_H
4864 #include <sys/times.h>
4865 #endif
4866
4867 int main() {
4868 struct tms tms;
4869 ; return 0; }
4870 EOF
4871 if { (eval echo configure:4872: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
4872   rm -rf conftest*
4873   ac_cv_struct_tms=yes
4874 else
4875   echo "configure: failed program was:" >&5
4876   cat conftest.$ac_ext >&5
4877   rm -rf conftest*
4878   ac_cv_struct_tms=no
4879 fi
4880 rm -f conftest*
4881 fi
4882
4883 echo "$ac_t""$ac_cv_struct_tms" 1>&6
4884 if test $ac_cv_struct_tms = yes; then
4885   cat >> confdefs.h <<\EOF
4886 #define HAVE_STRUCT_TMS 1
4887 EOF
4888
4889 fi
4890
4891 # use gcc_cv_* here because this doesn't match the behavior of AC_CHECK_TYPE.
4892 # revisit after autoconf 2.50.
4893 echo $ac_n "checking for clock_t""... $ac_c" 1>&6
4894 echo "configure:4895: checking for clock_t" >&5
4895 if eval "test \"`echo '$''{'gcc_cv_type_clock_t'+set}'`\" = set"; then
4896   echo $ac_n "(cached) $ac_c" 1>&6
4897 else
4898
4899 cat > conftest.$ac_ext <<EOF
4900 #line 4901 "configure"
4901 #include "confdefs.h"
4902
4903 #include "ansidecl.h"
4904 #include "system.h"
4905
4906 int main() {
4907 clock_t x;
4908 ; return 0; }
4909 EOF
4910 if { (eval echo configure:4911: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
4911   rm -rf conftest*
4912   gcc_cv_type_clock_t=yes
4913 else
4914   echo "configure: failed program was:" >&5
4915   cat conftest.$ac_ext >&5
4916   rm -rf conftest*
4917   gcc_cv_type_clock_t=no
4918 fi
4919 rm -f conftest*
4920 fi
4921
4922 echo "$ac_t""$gcc_cv_type_clock_t" 1>&6
4923 if test $gcc_cv_type_clock_t = yes; then
4924   cat >> confdefs.h <<\EOF
4925 #define HAVE_CLOCK_T 1
4926 EOF
4927
4928 fi
4929
4930 echo $ac_n "checking for uchar""... $ac_c" 1>&6
4931 echo "configure:4932: checking for uchar" >&5
4932 if eval "test \"`echo '$''{'gcc_cv_type_uchar'+set}'`\" = set"; then
4933   echo $ac_n "(cached) $ac_c" 1>&6
4934 else
4935   cat > conftest.$ac_ext <<EOF
4936 #line 4937 "configure"
4937 #include "confdefs.h"
4938
4939 #include "ansidecl.h"
4940 #include "system.h"
4941
4942 int main() {
4943 if ((uchar *)0) return 0;
4944  if (sizeof(uchar)) return 0;
4945 ; return 0; }
4946 EOF
4947 if { (eval echo configure:4948: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
4948   rm -rf conftest*
4949   ac_cv_type_uchar=yes
4950 else
4951   echo "configure: failed program was:" >&5
4952   cat conftest.$ac_ext >&5
4953   rm -rf conftest*
4954   ac_cv_type_uchar=no
4955 fi
4956 rm -f conftest*
4957 fi
4958
4959 echo "$ac_t""$gcc_cv_type_uchar" 1>&6
4960 if test $ac_cv_type_uchar = yes; then
4961   cat >> confdefs.h <<\EOF
4962 #define HAVE_UCHAR 1
4963 EOF
4964
4965 fi
4966
4967 # Restore CFLAGS from before the gcc_AC_NEED_DECLARATIONS tests.
4968 CFLAGS="$saved_CFLAGS"
4969
4970 # Check whether --enable-initfini-array or --disable-initfini-array was given.
4971 if test "${enable_initfini_array+set}" = set; then
4972   enableval="$enable_initfini_array"
4973   :
4974 else
4975
4976 echo $ac_n "checking for .preinit_array/.init_array/.fini_array support""... $ac_c" 1>&6
4977 echo "configure:4978: checking for .preinit_array/.init_array/.fini_array support" >&5
4978 if eval "test \"`echo '$''{'gcc_cv_initfini_array'+set}'`\" = set"; then
4979   echo $ac_n "(cached) $ac_c" 1>&6
4980 else
4981     if test "$cross_compiling" = yes; then
4982   gcc_cv_initfini_array=no
4983 else
4984   cat > conftest.$ac_ext <<EOF
4985 #line 4986 "configure"
4986 #include "confdefs.h"
4987
4988 static int x = -1;
4989 int main (void) { return x; }
4990 int foo (void) { x = 0; }
4991 int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;
4992 EOF
4993 if { (eval echo configure:4994: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
4994 then
4995   gcc_cv_initfini_array=yes
4996 else
4997   echo "configure: failed program was:" >&5
4998   cat conftest.$ac_ext >&5
4999   rm -fr conftest*
5000   gcc_cv_initfini_array=no
5001 fi
5002 rm -fr conftest*
5003 fi
5004
5005 fi
5006
5007 echo "$ac_t""$gcc_cv_initfini_array" 1>&6
5008   enable_initfini_array=$gcc_cv_initfini_array
5009
5010 fi
5011
5012 if test $enable_initfini_array = yes; then
5013   cat >> confdefs.h <<\EOF
5014 #define HAVE_INITFINI_ARRAY 1
5015 EOF
5016
5017 fi
5018
5019 # mkdir takes a single argument on some systems.
5020 echo $ac_n "checking if mkdir takes one argument""... $ac_c" 1>&6
5021 echo "configure:5022: checking if mkdir takes one argument" >&5
5022 if eval "test \"`echo '$''{'gcc_cv_mkdir_takes_one_arg'+set}'`\" = set"; then
5023   echo $ac_n "(cached) $ac_c" 1>&6
5024 else
5025   cat > conftest.$ac_ext <<EOF
5026 #line 5027 "configure"
5027 #include "confdefs.h"
5028
5029 #include <sys/types.h>
5030 #ifdef HAVE_SYS_STAT_H
5031 # include <sys/stat.h>
5032 #endif
5033 #ifdef HAVE_UNISTD_H
5034 # include <unistd.h>
5035 #endif
5036 #ifdef HAVE_DIRECT_H
5037 # include <direct.h>
5038 #endif
5039 int main() {
5040 mkdir ("foo", 0);
5041 ; return 0; }
5042 EOF
5043 if { (eval echo configure:5044: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
5044   rm -rf conftest*
5045   gcc_cv_mkdir_takes_one_arg=no
5046 else
5047   echo "configure: failed program was:" >&5
5048   cat conftest.$ac_ext >&5
5049   rm -rf conftest*
5050   gcc_cv_mkdir_takes_one_arg=yes
5051 fi
5052 rm -f conftest*
5053 fi
5054
5055 echo "$ac_t""$gcc_cv_mkdir_takes_one_arg" 1>&6
5056 if test $gcc_cv_mkdir_takes_one_arg = yes ; then
5057   cat >> confdefs.h <<\EOF
5058 #define MKDIR_TAKES_ONE_ARG 1
5059 EOF
5060
5061 fi
5062
5063
5064 # File extensions
5065 manext='.1'
5066 objext='.o'
5067
5068
5069
5070 # With Setjmp/Longjmp based exception handling.
5071 # Check whether --enable-sjlj-exceptions or --disable-sjlj-exceptions was given.
5072 if test "${enable_sjlj_exceptions+set}" = set; then
5073   enableval="$enable_sjlj_exceptions"
5074   sjlj=`if test $enableval = yes; then echo 1; else echo 0; fi`
5075 cat >> confdefs.h <<EOF
5076 #define CONFIG_SJLJ_EXCEPTIONS $sjlj
5077 EOF
5078
5079 fi
5080
5081
5082 echo $ac_n "checking for main in -lunwind""... $ac_c" 1>&6
5083 echo "configure:5084: checking for main in -lunwind" >&5
5084 ac_lib_var=`echo unwind'_'main | sed 'y%./+-%__p_%'`
5085 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
5086   echo $ac_n "(cached) $ac_c" 1>&6
5087 else
5088   ac_save_LIBS="$LIBS"
5089 LIBS="-lunwind  $LIBS"
5090 cat > conftest.$ac_ext <<EOF
5091 #line 5092 "configure"
5092 #include "confdefs.h"
5093
5094 int main() {
5095 main()
5096 ; return 0; }
5097 EOF
5098 if { (eval echo configure:5099: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
5099   rm -rf conftest*
5100   eval "ac_cv_lib_$ac_lib_var=yes"
5101 else
5102   echo "configure: failed program was:" >&5
5103   cat conftest.$ac_ext >&5
5104   rm -rf conftest*
5105   eval "ac_cv_lib_$ac_lib_var=no"
5106 fi
5107 rm -f conftest*
5108 LIBS="$ac_save_LIBS"
5109
5110 fi
5111 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
5112   echo "$ac_t""yes" 1>&6
5113   use_libunwind_default=yes
5114 else
5115   echo "$ac_t""no" 1>&6
5116 use_libunwind_default=no
5117 fi
5118
5119 # Use libunwind based exception handling.
5120 # Check whether --enable-libunwind-exceptions or --disable-libunwind-exceptions was given.
5121 if test "${enable_libunwind_exceptions+set}" = set; then
5122   enableval="$enable_libunwind_exceptions"
5123   use_libunwind_exceptions=$enableval
5124 else
5125   use_libunwind_exceptions=$use_libunwind_default
5126 fi
5127
5128 if test x"$use_libunwind_exceptions" = xyes; then
5129    cat >> confdefs.h <<\EOF
5130 #define USE_LIBUNWIND_EXCEPTIONS 1
5131 EOF
5132
5133 fi
5134
5135 # --------------------------------------------------------
5136 # Build, host, and target specific configuration fragments
5137 # --------------------------------------------------------
5138
5139 target_gtfiles=
5140 build_xm_file=
5141 build_xm_defines=
5142 build_install_headers_dir=install-headers-tar
5143 build_exeext=
5144 host_xm_file=
5145 host_xm_defines=
5146 host_xmake_file=
5147 host_exeext=
5148
5149 # Decode the host machine, then the target machine.
5150 # For the host machine, we save the xm_file variable as host_xm_file;
5151 # then we decode the target machine and forget everything else
5152 # that came from the host machine.
5153 for machine in $build $host $target; do
5154         . ${srcdir}/config.gcc
5155 done
5156
5157 extra_objs="${host_extra_objs} ${extra_objs}"
5158
5159 # Default the target-machine variables that were not explicitly set.
5160 if test x"$tm_file" = x
5161 then tm_file=$cpu_type/$cpu_type.h; fi
5162
5163 if test x"$extra_headers" = x
5164 then extra_headers=; fi
5165
5166 if test x$md_file = x
5167 then md_file=$cpu_type/$cpu_type.md; fi
5168
5169 if test x$out_file = x
5170 then out_file=$cpu_type/$cpu_type.c; fi
5171
5172 if test x"$tmake_file" = x
5173 then tmake_file=$cpu_type/t-$cpu_type
5174 fi
5175
5176 if test x"$dwarf2" = xyes
5177 then tm_file="$tm_file tm-dwarf2.h"
5178 fi
5179
5180 # Say what files are being used for the output code and MD file.
5181 echo "Using \`$srcdir/config/$out_file' for machine-specific logic."
5182 echo "Using \`$srcdir/config/$md_file' as machine description file."
5183
5184 # If any of the xm_file variables contain nonexistent files, warn
5185 # about them and drop them.
5186
5187 bx=
5188 for x in $build_xm_file; do
5189   if    test -f $srcdir/config/$x
5190   then      bx="$bx $x"
5191   else      echo "configure: warning: $srcdir/config/$x does not exist." 1>&2
5192   fi
5193 done
5194 build_xm_file="$bx"
5195
5196 hx=
5197 for x in $host_xm_file; do
5198   if    test -f $srcdir/config/$x
5199   then      hx="$hx $x"
5200   else      echo "configure: warning: $srcdir/config/$x does not exist." 1>&2
5201   fi
5202 done
5203 host_xm_file="$hx"
5204
5205 tx=
5206 for x in $xm_file; do
5207   if    test -f $srcdir/config/$x
5208   then      tx="$tx $x"
5209   else      echo "configure: warning: $srcdir/config/$x does not exist." 1>&2
5210   fi
5211 done
5212 xm_file="$tx"
5213
5214 count=a
5215 for f in $tm_file; do
5216         count=${count}x
5217 done
5218 if test $count = ax; then
5219         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
5220 else
5221         echo "Using the following target machine macro files:"
5222         for f in $tm_file; do
5223                 echo "  $srcdir/config/$f"
5224         done
5225 fi
5226
5227 if test x$need_64bit_hwint = xyes; then
5228         cat >> confdefs.h <<\EOF
5229 #define NEED_64BIT_HOST_WIDE_INT 1
5230 EOF
5231
5232 fi
5233
5234 count=a
5235 for f in $host_xm_file; do
5236         count=${count}x
5237 done
5238 if test $count = a; then
5239         :
5240 elif test $count = ax; then
5241         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
5242 else
5243         echo "Using the following host machine macro files:"
5244         for f in $host_xm_file; do
5245                 echo "  $srcdir/config/$f"
5246         done
5247 fi
5248 echo "Using ${out_host_hook_obj} for host machine hooks."
5249
5250 if test "$host_xm_file" != "$build_xm_file"; then
5251         count=a
5252         for f in $build_xm_file; do
5253                 count=${count}x
5254         done
5255         if test $count = a; then
5256                 :
5257         elif test $count = ax; then
5258                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
5259         else
5260                 echo "Using the following build machine macro files:"
5261                 for f in $build_xm_file; do
5262                         echo "  $srcdir/config/$f"
5263                 done
5264         fi
5265 fi
5266
5267 if test x$thread_file = x; then
5268         if test x$target_thread_file != x; then
5269                 thread_file=$target_thread_file
5270         else
5271                 thread_file='single'
5272         fi
5273 fi
5274
5275 if test x$enable___cxa_atexit = xyes || \
5276    test x$enable___cxa_atexit = x -a x$default_use_cxa_atexit = xyes; then
5277   cat >> confdefs.h <<\EOF
5278 #define DEFAULT_USE_CXA_ATEXIT 1
5279 EOF
5280
5281 fi
5282
5283 # Look for a file containing extra machine modes.
5284 if test -n "$extra_modes" && test -f $srcdir/config/$extra_modes; then
5285   extra_modes_file='$(srcdir)'/config/${extra_modes}
5286
5287   cat >> confdefs.h <<EOF
5288 #define EXTRA_MODES_FILE "config/$extra_modes"
5289 EOF
5290
5291   cat >> confdefs.h <<\EOF
5292 #define EXTRA_CC_MODES 1
5293 EOF
5294
5295 fi
5296
5297 # auto-host.h is the file containing items generated by autoconf and is
5298 # the first file included by config.h.
5299 # If host=build, it is correct to have bconfig include auto-host.h
5300 # as well.  If host!=build, we are in error and need to do more
5301 # work to find out the build config parameters.
5302 if test x$host = x$build
5303 then
5304         build_auto=auto-host.h
5305         FORBUILD=..
5306 else
5307         # We create a subdir, then run autoconf in the subdir.
5308         # To prevent recursion we set host and build for the new
5309         # invocation of configure to the build for this invocation
5310         # of configure.
5311         tempdir=build.$$
5312         rm -rf $tempdir
5313         mkdir $tempdir
5314         cd $tempdir
5315         case ${srcdir} in
5316         /* | A-Za-z:\\/* ) realsrcdir=${srcdir};;
5317         *) realsrcdir=../${srcdir};;
5318         esac
5319         saved_CFLAGS="${CFLAGS}"
5320         CC="${CC_FOR_BUILD}" CFLAGS="${CFLAGS_FOR_BUILD}" \
5321         ${realsrcdir}/configure \
5322                 --target=$target_alias --host=$build_alias --build=$build_alias
5323         CFLAGS="${saved_CFLAGS}"
5324
5325         # We just finished tests for the build machine, so rename
5326         # the file auto-build.h in the gcc directory.
5327         mv auto-host.h ../auto-build.h
5328         cd ..
5329         rm -rf $tempdir
5330         build_auto=auto-build.h
5331         FORBUILD=../${build_subdir}
5332 fi
5333
5334
5335 tm_file="${tm_file} defaults.h"
5336 tm_p_file="${tm_p_file} tm-preds.h"
5337 host_xm_file="auto-host.h ansidecl.h ${host_xm_file}"
5338 build_xm_file="${build_auto} ansidecl.h ${build_xm_file}"
5339 # We don't want ansidecl.h in target files, write code there in ISO/GNU C.
5340 # put this back in temporarily.
5341 xm_file="ansidecl.h ${xm_file}"
5342
5343 # --------
5344 # UNSORTED
5345 # --------
5346
5347 # Get the version trigger filename from the toplevel
5348 if test "${with_gcc_version_trigger+set}" = set; then
5349         gcc_version_trigger=$with_gcc_version_trigger
5350 else
5351         gcc_version_trigger=${srcdir}/version.c
5352 fi
5353 gcc_version_full=`grep version_string ${gcc_version_trigger} | sed -e 's/.*"\([^"]*\)".*/\1/'`
5354 gcc_version=`echo ${gcc_version_full} | sed -e 's/\([^ ]*\) .*/\1/'`
5355
5356 # Compile in configure arguments.
5357 if test -f configargs.h ; then
5358         # Being re-configured.
5359         gcc_config_arguments=`grep configuration_arguments configargs.h | sed -e 's/.*"\([^"]*\)".*/\1/'`
5360         gcc_config_arguments="$gcc_config_arguments : (reconfigured) $TOPLEVEL_CONFIGURE_ARGUMENTS"
5361 else
5362         gcc_config_arguments="$TOPLEVEL_CONFIGURE_ARGUMENTS"
5363 fi
5364 cat > configargs.h <<EOF
5365 /* Generated automatically. */
5366 static const char configuration_arguments[] = "$gcc_config_arguments";
5367 static const char thread_model[] = "$thread_file";
5368
5369 static const struct {
5370   const char *name, *value;
5371 } configure_default_options[] = $configure_default_options;
5372 EOF
5373
5374 # Internationalization
5375 PACKAGE=gcc
5376 VERSION="$gcc_version"
5377
5378
5379
5380 # If we haven't got the data from the intl directory,
5381 # assume NLS is disabled.
5382 USE_NLS=no
5383 LIBINTL=
5384 LIBINTL_DEP=
5385 INCINTL=
5386 XGETTEXT=
5387 GMSGFMT=
5388 POSUB=
5389 if test -f ../intl/config.intl; then
5390   . ../intl/config.intl
5391 fi
5392 echo $ac_n "checking whether NLS is requested""... $ac_c" 1>&6
5393 echo "configure:5394: checking whether NLS is requested" >&5
5394 if test x"$USE_NLS" != xyes; then
5395   echo "$ac_t""no" 1>&6
5396 else
5397   echo "$ac_t""yes" 1>&6
5398   cat >> confdefs.h <<\EOF
5399 #define ENABLE_NLS 1
5400 EOF
5401
5402
5403   echo $ac_n "checking for catalogs to be installed""... $ac_c" 1>&6
5404 echo "configure:5405: checking for catalogs to be installed" >&5
5405   # Look for .po and .gmo files in the source directory.
5406   CATALOGS=
5407   XLINGUAS=
5408   for cat in $srcdir/po/*.gmo $srcdir/po/*.po; do
5409     # If there aren't any .gmo files the shell will give us the
5410     # literal string "../path/to/srcdir/po/*.gmo" which has to be
5411     # weeded out.
5412     case "$cat" in *\**)
5413       continue;;
5414     esac
5415     # The quadruple backslash is collapsed to a double backslash
5416     # by the backticks, then collapsed again by the double quotes,
5417     # leaving us with one backslash in the sed expression (right
5418     # before the dot that mustn't act as a wildcard).
5419     cat=`echo $cat | sed -e "s!$srcdir/!!" -e "s!\\\\.po!.gmo!"`
5420     lang=`echo $cat | sed -e 's!po/!!' -e "s!\\\\.gmo!!"`
5421     # The user is allowed to set LINGUAS to a list of languages to
5422     # install catalogs for.  If it's empty that means "all of them."
5423     if test "x$LINGUAS" = x; then
5424       CATALOGS="$CATALOGS $cat"
5425       XLINGUAS="$XLINGUAS $lang"
5426     else
5427       case "$LINGUAS" in *$lang*)
5428         CATALOGS="$CATALOGS $cat"
5429         XLINGUAS="$XLINGUAS $lang"
5430         ;;
5431       esac
5432     fi
5433   done
5434   LINGUAS="$XLINGUAS"
5435   echo "$ac_t""$LINGUAS" 1>&6
5436 fi
5437
5438 # If LIBINTL contains LIBICONV, then clear LIBICONV so we don't get
5439 # -liconv on the link line twice.
5440 case "$LIBINTL" in *$LIBICONV*)
5441         LIBICONV= ;;
5442 esac
5443
5444 # Windows32 Registry support for specifying GCC installation paths.
5445 # Check whether --enable-win32-registry or --disable-win32-registry was given.
5446 if test "${enable_win32_registry+set}" = set; then
5447   enableval="$enable_win32_registry"
5448   :
5449 fi
5450
5451 case $host_os in
5452         win32 | pe | cygwin* | mingw32* | uwin*)
5453 echo $ac_n "checking whether windows registry support is requested""... $ac_c" 1>&6
5454 echo "configure:5455: checking whether windows registry support is requested" >&5
5455 if test "x$enable_win32_registry" != xno; then
5456   cat >> confdefs.h <<\EOF
5457 #define ENABLE_WIN32_REGISTRY 1
5458 EOF
5459
5460   echo "$ac_t""yes" 1>&6
5461
5462 echo $ac_n "checking for library containing RegOpenKeyExA""... $ac_c" 1>&6
5463 echo "configure:5464: checking for library containing RegOpenKeyExA" >&5
5464 if eval "test \"`echo '$''{'ac_cv_search_RegOpenKeyExA'+set}'`\" = set"; then
5465   echo $ac_n "(cached) $ac_c" 1>&6
5466 else
5467   ac_func_search_save_LIBS="$LIBS"
5468 ac_cv_search_RegOpenKeyExA="no"
5469 cat > conftest.$ac_ext <<EOF
5470 #line 5471 "configure"
5471 #include "confdefs.h"
5472 /* Override any gcc2 internal prototype to avoid an error.  */
5473 /* We use char because int might match the return type of a gcc2
5474     builtin and then its argument prototype would still apply.  */
5475 char RegOpenKeyExA();
5476
5477 int main() {
5478 RegOpenKeyExA()
5479 ; return 0; }
5480 EOF
5481 if { (eval echo configure:5482: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
5482   rm -rf conftest*
5483   ac_cv_search_RegOpenKeyExA="none required"
5484 else
5485   echo "configure: failed program was:" >&5
5486   cat conftest.$ac_ext >&5
5487 fi
5488 rm -f conftest*
5489 test "$ac_cv_search_RegOpenKeyExA" = "no" && for i in advapi32; do
5490 LIBS="-l$i  $ac_func_search_save_LIBS"
5491 cat > conftest.$ac_ext <<EOF
5492 #line 5493 "configure"
5493 #include "confdefs.h"
5494 /* Override any gcc2 internal prototype to avoid an error.  */
5495 /* We use char because int might match the return type of a gcc2
5496     builtin and then its argument prototype would still apply.  */
5497 char RegOpenKeyExA();
5498
5499 int main() {
5500 RegOpenKeyExA()
5501 ; return 0; }
5502 EOF
5503 if { (eval echo configure:5504: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
5504   rm -rf conftest*
5505   ac_cv_search_RegOpenKeyExA="-l$i"
5506 break
5507 else
5508   echo "configure: failed program was:" >&5
5509   cat conftest.$ac_ext >&5
5510 fi
5511 rm -f conftest*
5512 done
5513 LIBS="$ac_func_search_save_LIBS"
5514 fi
5515
5516 echo "$ac_t""$ac_cv_search_RegOpenKeyExA" 1>&6
5517 if test "$ac_cv_search_RegOpenKeyExA" != "no"; then
5518   test "$ac_cv_search_RegOpenKeyExA" = "none required" || LIBS="$ac_cv_search_RegOpenKeyExA $LIBS"
5519
5520 else :
5521
5522 fi
5523 else
5524   echo "$ac_t""no" 1>&6
5525 fi
5526
5527 # Check if user specified a different registry key.
5528 case "x${enable_win32_registry}" in
5529 x | xyes)
5530   # default.
5531   gcc_cv_win32_registry_key="$VERSION"
5532   ;;
5533 xno)
5534   # no registry lookup.
5535   gcc_cv_win32_registry_key=''
5536   ;;
5537 *)
5538   # user-specified key.
5539   gcc_cv_win32_registry_key="$enable_win32_registry"
5540   ;;
5541 esac
5542
5543 if test "x$enable_win32_registry" != xno; then
5544   echo $ac_n "checking registry key on windows hosts""... $ac_c" 1>&6
5545 echo "configure:5546: checking registry key on windows hosts" >&5
5546   cat >> confdefs.h <<EOF
5547 #define WIN32_REGISTRY_KEY "$gcc_cv_win32_registry_key"
5548 EOF
5549
5550   echo "$ac_t""$gcc_cv_win32_registry_key" 1>&6
5551 fi
5552 ;;
5553 esac
5554
5555 # Get an absolute path to the GCC top-level source directory
5556 holddir=`${PWDCMD-pwd}`
5557 cd $srcdir
5558 topdir=`${PWDCMD-pwd}`
5559 cd $holddir
5560
5561 # Conditionalize the makefile for this host machine.
5562 # Make-host contains the concatenation of all host makefile fragments
5563 # [there can be more than one].  This file is built by configure.frag.
5564 host_overrides=Make-host
5565 dep_host_xmake_file=
5566 for f in .. ${host_xmake_file}
5567 do
5568         if test -f ${srcdir}/config/$f
5569         then
5570                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
5571         fi
5572 done
5573
5574 # Conditionalize the makefile for this target machine.
5575 # Make-target contains the concatenation of all host makefile fragments
5576 # [there can be more than one].  This file is built by configure.frag.
5577 target_overrides=Make-target
5578 dep_tmake_file=
5579 for f in .. ${tmake_file}
5580 do
5581         if test -f ${srcdir}/config/$f
5582         then
5583                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
5584         fi
5585 done
5586
5587 symbolic_link='ln -s'
5588
5589 # If the host doesn't support symlinks, modify CC in
5590 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
5591 # Otherwise, we can use "CC=$(CC)".
5592 rm -f symtest.tem
5593 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
5594 then
5595         cc_set_by_configure="\$(CC)"
5596         quoted_cc_set_by_configure="\$(CC)"
5597         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
5598         quoted_stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
5599 else
5600         rm -f symtest.tem
5601         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
5602         then
5603                 symbolic_link="cp -p"
5604         else
5605                 symbolic_link="cp"
5606         fi
5607         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
5608         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
5609         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
5610         quoted_stage_prefix_set_by_configure="\\\`case '\\\$(STAGE_PREFIX)' in stage*) echo '\\\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(STAGE_PREFIX)';; esac\\\`"
5611 fi
5612 rm -f symtest.tem
5613
5614 out_object_file=`basename $out_file .c`.o
5615
5616 tm_file_list=
5617 tm_include_list=
5618 for f in $tm_file; do
5619   case $f in
5620     defaults.h )
5621        tm_file_list="${tm_file_list} \$(srcdir)/$f"
5622        tm_include_list="${tm_include_list} $f"
5623        ;;
5624     * )
5625        tm_file_list="${tm_file_list} \$(srcdir)/config/$f"
5626        tm_include_list="${tm_include_list} config/$f"
5627        ;;
5628   esac
5629 done
5630
5631 tm_p_file_list=
5632 tm_p_include_list=
5633 for f in $tm_p_file; do
5634   case $f in
5635     tm-preds.h )
5636        tm_p_file_list="${tm_p_file_list} $f"
5637        tm_p_include_list="${tm_p_include_list} $f"
5638        ;;
5639     * )
5640        tm_p_file_list="${tm_p_file_list} \$(srcdir)/config/$f"
5641        tm_p_include_list="${tm_p_include_list} config/$f"
5642   esac
5643 done
5644
5645 xm_file_list=
5646 xm_include_list=
5647 for f in $xm_file; do
5648   case $f in
5649     ansidecl.h )
5650        xm_file_list="${xm_file_list} \$(srcdir)/../include/$f"
5651        xm_include_list="${xm_include_list} $f"
5652        ;;
5653     auto-host.h )
5654        xm_file_list="${xm_file_list} $f"
5655        xm_include_list="${xm_include_list} $f"
5656        ;;
5657     * )
5658        xm_file_list="${xm_file_list} \$(srcdir)/config/$f"
5659        xm_include_list="${xm_include_list} config/$f"
5660        ;;
5661   esac
5662 done
5663
5664 host_xm_file_list=
5665 host_xm_include_list=
5666 for f in $host_xm_file; do
5667   case $f in
5668     ansidecl.h )
5669        host_xm_file_list="${host_xm_file_list} \$(srcdir)/../include/$f"
5670        host_xm_include_list="${host_xm_include_list} $f"
5671        ;;
5672     auto-host.h )
5673        host_xm_file_list="${host_xm_file_list} $f"
5674        host_xm_include_list="${host_xm_include_list} $f"
5675        ;;
5676     * )
5677        host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f"
5678        host_xm_include_list="${host_xm_include_list} config/$f"
5679        ;;
5680   esac
5681 done
5682
5683 build_xm_file_list=
5684 for f in $build_xm_file; do
5685   case $f in
5686     ansidecl.h )
5687        build_xm_file_list="${build_xm_file_list} \$(srcdir)/../include/$f"
5688        build_xm_include_list="${build_xm_include_list} $f"
5689        ;;
5690     auto-build.h | auto-host.h )
5691        build_xm_file_list="${build_xm_file_list} $f"
5692        build_xm_include_list="${build_xm_include_list} $f"
5693        ;;
5694     * )
5695        build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f"
5696        build_xm_include_list="${build_xm_include_list} config/$f"
5697        ;;
5698   esac
5699 done
5700
5701 # Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
5702 # Also use all.cross instead of all.internal and adjust SYSTEM_HEADER_DIR.
5703 CROSS=
5704 ALL=all.internal
5705 SYSTEM_HEADER_DIR='$(NATIVE_SYSTEM_HEADER_DIR)'
5706 if test x$host != x$target
5707 then
5708         CROSS="-DCROSS_COMPILE"
5709         ALL=all.cross
5710         SYSTEM_HEADER_DIR='$(CROSS_SYSTEM_HEADER_DIR)'
5711         case "$host","$target" in
5712         # Darwin crosses can use the host system's libraries and headers,
5713         # because of the fat library support.  Of course, it must be the
5714         # same version of Darwin on both sides.  Allow the user to
5715         # just say --target=foo-darwin without a version number to mean
5716         # "the version on this system".
5717             *-*-darwin*,*-*-darwin*)
5718                 hostos=`echo $host | sed 's/.*-darwin/darwin/'`
5719                 targetos=`echo $target | sed 's/.*-darwin/darwin/'`
5720                 if test $hostos = $targetos -o $targetos = darwin ; then
5721                     CROSS=
5722                     SYSTEM_HEADER_DIR='$(NATIVE_SYSTEM_HEADER_DIR)'
5723                     with_headers=yes
5724                 fi
5725                 ;;
5726
5727             i?86-*-*,x86_64-*-* \
5728             | powerpc*-*-*,powerpc64*-*-*)
5729                 CROSS="$CROSS -DNATIVE_CROSS" ;;
5730         esac
5731 elif test "x$TARGET_SYSTEM_ROOT" != x; then
5732         # This is just $(TARGET_SYSTEM_ROOT)$(NATIVE_SYSTEM_HEADER_DIR)
5733         SYSTEM_HEADER_DIR='$(CROSS_SYSTEM_HEADER_DIR)'
5734 fi
5735
5736 # If this is a cross-compiler that does not
5737 # have its own set of headers then define
5738 # inhibit_libc
5739
5740 # If this is using newlib, without having the headers available now,
5741 # then define inhibit_libc in LIBGCC2_CFLAGS.
5742 # This prevents libgcc2 from containing any code which requires libc
5743 # support.
5744 inhibit_libc=
5745 if { { test x$host != x$target && test "x$with_sysroot" = x ; } ||
5746        test x$with_newlib = xyes ; } &&
5747      test "x$with_headers" = x ; then
5748        inhibit_libc=-Dinhibit_libc
5749 fi
5750
5751
5752 # When building gcc with a cross-compiler, we need to adjust things so
5753 # that the generator programs are still built with the native compiler.
5754 # Also, we cannot run fixincludes or fix-header.
5755
5756 # These are the normal (build=host) settings:
5757 BUILD_PREFIX=
5758 BUILD_PREFIX_1=ignore-
5759 CC_FOR_BUILD='$(CC)'
5760 BUILD_CFLAGS='$(ALL_CFLAGS)'
5761
5762 STMP_FIXINC=stmp-fixinc
5763 STMP_FIXPROTO=stmp-fixproto
5764
5765 # And these apply if build != host, or we are generating coverage data
5766 if test x$build != x$host || test "x$coverage_flags" != x
5767 then
5768     BUILD_PREFIX=build-
5769     BUILD_PREFIX_1=build-
5770     BUILD_CFLAGS='$(INTERNAL_CFLAGS) $(T_CFLAGS) $(CFLAGS_FOR_BUILD)'
5771
5772     if test "x$TARGET_SYSTEM_ROOT" = x; then
5773         STMP_FIXINC=
5774         STMP_FIXPROTO=
5775     fi
5776 fi
5777
5778 # Expand extra_headers to include complete path.
5779 # This substitutes for lots of t-* files.
5780 extra_headers_list=
5781 if test "x$extra_headers" = x
5782 then true
5783 else
5784         # Prepend ${srcdir}/config/${cpu_type}/ to every entry in extra_headers.
5785         for file in $extra_headers;
5786         do
5787                 extra_headers_list="${extra_headers_list} \$(srcdir)/config/${cpu_type}/${file}"
5788         done
5789 fi
5790
5791 # Add a definition of USE_COLLECT2 if system wants one.
5792 case $use_collect2 in
5793   no) use_collect2= ;;
5794   "") ;;
5795   *)
5796     host_xm_defines="${host_xm_defines} USE_COLLECT2"
5797     xm_defines="${xm_defines} USE_COLLECT2"
5798     ;;
5799 esac
5800
5801 # Identify the assembler which will work hand-in-glove with the newly
5802 # built GCC, so that we can examine its features.  This is the assembler
5803 # which will be driven by the driver program.
5804 #
5805 # If build != host, and we aren't building gas in-tree, we identify a
5806 # build->target assembler and hope that it will have the same features
5807 # as the host->target assembler we'll be using.
5808 echo $ac_n "checking what assembler to use""... $ac_c" 1>&6
5809 echo "configure:5810: checking what assembler to use" >&5
5810 in_tree_gas=no
5811 gcc_cv_as=
5812 gcc_cv_gas_major_version=
5813 gcc_cv_gas_minor_version=
5814 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
5815 if test -x "$DEFAULT_ASSEMBLER"; then
5816         gcc_cv_as="$DEFAULT_ASSEMBLER"
5817 elif test -x "$AS"; then
5818         gcc_cv_as="$AS"
5819 elif test -x as$host_exeext; then
5820         # Build using assembler in the current directory.
5821         gcc_cv_as=./as$host_exeext
5822 elif test -f $gcc_cv_as_gas_srcdir/configure.in \
5823      && test -f ../gas/Makefile; then
5824   # Single tree build which includes gas.
5825   in_tree_gas=yes
5826   gcc_cv_as_bfd_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/bfd
5827 for f in $gcc_cv_as_bfd_srcdir/configure \
5828          $gcc_cv_as_gas_srcdir/configure \
5829          $gcc_cv_as_gas_srcdir/configure.in \
5830          $gcc_cv_as_gas_srcdir/Makefile.in ; do
5831   gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
5832   if test x$gcc_cv_gas_version != x; then
5833     break
5834   fi
5835 done
5836 gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
5837 gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
5838 gcc_cv_gas_patch_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.[0-9]*\.\([0-9]*\)"`
5839 case $gcc_cv_gas_patch_version in
5840   "") gcc_cv_gas_patch_version="0" ;;
5841 esac
5842 gcc_cv_gas_vers=`expr \( \( $gcc_cv_gas_major_version \* 1000 \) \
5843                             + $gcc_cv_gas_minor_version \) \* 1000 \
5844                             + $gcc_cv_gas_patch_version`
5845
5846   rm -f as$host_exeext
5847   $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
5848   in_tree_gas_is_elf=no
5849   if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
5850      || (grep 'obj_format = multi' ../gas/Makefile \
5851          && grep 'extra_objects =.* obj-elf' ../gas/Makefile) > /dev/null
5852   then
5853     in_tree_gas_is_elf=yes
5854   fi
5855 fi
5856
5857 if test "x$gcc_cv_as" = x; then
5858         # Search the same directories that the installed compiler will
5859         # search.  Else we may find the wrong assembler and lose.  If we
5860         # do not find a suitable assembler binary, then try the user's
5861         # path.
5862         #
5863         # Also note we have to check MD_EXEC_PREFIX before checking the
5864         # user's path.  Unfortunately, there is no good way to get at the
5865         # value of MD_EXEC_PREFIX here.  So we do a brute force search
5866         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
5867         # to be fixed as part of the make/configure rewrite too.
5868
5869         if test "x$exec_prefix" = xNONE; then
5870                 if test "x$prefix" = xNONE; then
5871                         test_prefix=/usr/local
5872                 else
5873                         test_prefix=$prefix
5874                 fi
5875         else
5876                 test_prefix=$exec_prefix
5877         fi
5878
5879         # If the loop below does not find an assembler, then use whatever
5880         # one we can find in the users's path.
5881         # user's path.
5882         if test "x$program_prefix" != xNONE; then
5883                 gcc_cv_as=${program_prefix}as$host_exeext
5884         else
5885                 gcc_cv_as=`echo as | sed ${program_transform_name}`$host_exeext
5886         fi
5887
5888         test_dirs="$test_prefix/lib/gcc-lib/$target_alias/$gcc_version \
5889                    $test_prefix/lib/gcc-lib/$target_alias \
5890                    /usr/lib/gcc/$target_alias/$gcc_version \
5891                    /usr/lib/gcc/$target_alias \
5892                    $test_prefix/$target_alias/bin/$target_alias/$gcc_version \
5893                    $test_prefix/$target_alias/bin"
5894
5895         if test x$host = x$target; then
5896             test_dirs="$test_dirs \
5897                    /usr/libexec \
5898                    /usr/ccs/gcc \
5899                    /usr/ccs/bin \
5900                    /udk/usr/ccs/bin \
5901                    /bsd43/usr/lib/cmplrs/cc \
5902                    /usr/cross64/usr/bin \
5903                    /usr/lib/cmplrs/cc \
5904                    /sysv/usr/lib/cmplrs/cc \
5905                    /svr4/usr/lib/cmplrs/cc \
5906                    /usr/bin"
5907         fi
5908
5909         for dir in $test_dirs; do
5910                 if test -x $dir/as$host_exeext; then
5911                         gcc_cv_as=$dir/as$host_exeext
5912                         break;
5913                 fi
5914         done
5915 fi
5916 case $in_tree_gas in
5917   yes)
5918     echo "$ac_t"""newly built gas"" 1>&6
5919     ;;
5920   no)
5921     echo "$ac_t""$gcc_cv_as" 1>&6
5922     ;;
5923 esac
5924
5925 # Identify the linker which will work hand-in-glove with the newly
5926 # built GCC, so that we can examine its features.  This is the linker
5927 # which will be driven by the driver program.
5928 #
5929 # If build != host, and we aren't building gas in-tree, we identify a
5930 # build->target linker and hope that it will have the same features
5931 # as the host->target linker we'll be using.
5932 echo $ac_n "checking what linker to use""... $ac_c" 1>&6
5933 echo "configure:5934: checking what linker to use" >&5
5934 in_tree_ld=no
5935 gcc_cv_ld=
5936 gcc_cv_gld_major_version=
5937 gcc_cv_gld_minor_version=
5938 gcc_cv_ld_gld_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/ld
5939 gcc_cv_ld_bfd_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/bfd
5940 if test -x "$DEFAULT_LINKER"; then
5941         gcc_cv_ld="$DEFAULT_LINKER"
5942 elif test -x "$LD"; then
5943         gcc_cv_ld="$LD"
5944 elif test -x collect-ld$host_exeext; then
5945         # Build using linker in the current directory.
5946         gcc_cv_ld=./collect-ld$host_exeext
5947 elif test -f $gcc_cv_ld_gld_srcdir/configure.in \
5948      && test -f ../ld/Makefile; then
5949         # Single tree build which includes ld.
5950         in_tree_ld=yes
5951         in_tree_ld_is_elf=no
5952         if (grep 'EMUL = .*elf' ../ld/Makefile \
5953             || grep 'EMUL = .*linux' ../ld/Makefile) > /dev/null; then
5954           in_tree_ld_is_elf=yes
5955         fi
5956         for f in $gcc_cv_ld_bfd_srcdir/configure $gcc_cv_ld_gld_srcdir/configure $gcc_cv_ld_gld_srcdir/configure.in $gcc_cv_ld_gld_srcdir/Makefile.in
5957         do
5958                 gcc_cv_gld_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
5959                 if test x$gcc_cv_gld_version != x; then
5960                         break
5961                 fi
5962         done
5963         gcc_cv_gld_major_version=`expr "$gcc_cv_gld_version" : "VERSION=\([0-9]*\)"`
5964         gcc_cv_gld_minor_version=`expr "$gcc_cv_gld_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
5965         rm -f collect-ld$host_exeext
5966         $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext \
5967                 2>/dev/null
5968 fi
5969
5970 if test "x$gcc_cv_ld" = x; then
5971         # Search the same directories that the installed compiler will
5972         # search.  Else we may find the wrong linker and lose.  If we
5973         # do not find a suitable linker binary, then try the user's
5974         # path.
5975         #
5976         # Also note we have to check MD_EXEC_PREFIX before checking the
5977         # user's path.  Unfortunately, there is no good way to get at the
5978         # value of MD_EXEC_PREFIX here.  So we do a brute force search
5979         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
5980         # to be fixed as part of the make/configure rewrite too.
5981
5982         if test "x$exec_prefix" = xNONE; then
5983                 if test "x$prefix" = xNONE; then
5984                         test_prefix=/usr/local
5985                 else
5986                         test_prefix=$prefix
5987                 fi
5988         else
5989                 test_prefix=$exec_prefix
5990         fi
5991
5992         # If the loop below does not find an linker, then use whatever
5993         # one we can find in the users's path.
5994         # user's path.
5995         if test "x$program_prefix" != xNONE; then
5996                 gcc_cv_ld=${program_prefix}ld$host_exeext
5997         else
5998                 gcc_cv_ld=`echo ld | sed ${program_transform_name}`$host_exeext
5999         fi
6000
6001         test_dirs="$test_prefix/lib/gcc-lib/$target_alias/$gcc_version \
6002                    $test_prefix/lib/gcc-lib/$target_alias \
6003                    /usr/lib/gcc/$target_alias/$gcc_version \
6004                    /usr/lib/gcc/$target_alias \
6005                    $test_prefix/$target_alias/bin/$target_alias/$gcc_version \
6006                    $test_prefix/$target_alias/bin"
6007
6008         if test x$host = x$target; then
6009             test_dirs="$test_dirs \
6010                    /usr/libexec \
6011                    /usr/ccs/gcc \
6012                    /usr/ccs/bin \
6013                    /udk/usr/ccs/bin \
6014                    /bsd43/usr/lib/cmplrs/cc \
6015                    /usr/cross64/usr/bin \
6016                    /usr/lib/cmplrs/cc \
6017                    /sysv/usr/lib/cmplrs/cc \
6018                    /svr4/usr/lib/cmplrs/cc \
6019                    /usr/bin"
6020         fi
6021
6022         for dir in $test_dirs; do
6023                 if test -x $dir/ld$host_exeext; then
6024                         gcc_cv_ld=$dir/ld$host_exeext
6025                         break;
6026                 fi
6027         done
6028 fi
6029 case $in_tree_ld in
6030   yes)
6031     echo "$ac_t"""newly built ld"" 1>&6
6032     ;;
6033   no)
6034     echo "$ac_t""$gcc_cv_ld" 1>&6
6035     ;;
6036 esac
6037
6038 # Figure out what nm we will be using.
6039 gcc_cv_binutils_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/binutils
6040 echo $ac_n "checking what nm to use""... $ac_c" 1>&6
6041 echo "configure:6042: checking what nm to use" >&5
6042 in_tree_nm=no
6043 if test -x nm$host_exeext; then
6044         gcc_cv_nm=./nm$host_exeext
6045 elif test -f $gcc_cv_binutils_srcdir/configure.in \
6046      && test -f ../binutils/Makefile; then
6047         # Single tree build which includes binutils.
6048         in_tree_nm=yes
6049         gcc_cv_nm=./nm$host_exeext
6050         rm -f nm$host_exeext
6051         $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
6052 elif test "x$program_prefix" != xNONE; then
6053         gcc_cv_nm=${program_prefix}nm$host_exeext
6054 else
6055         gcc_cv_nm=`echo nm | sed ${program_transform_name}`$host_exeext
6056 fi
6057 case $in_tree_nm in
6058   yes) echo "$ac_t"""newly built nm"" 1>&6 ;;
6059   no)  echo "$ac_t""$gcc_cv_nm" 1>&6 ;;
6060 esac
6061
6062 # Figure out what objdump we will be using.
6063 echo $ac_n "checking what objdump to use""... $ac_c" 1>&6
6064 echo "configure:6065: checking what objdump to use" >&5
6065 in_tree_objdump=no
6066 if test -x objdump$host_exeext; then
6067         gcc_cv_objdump=./objdump$host_exeext
6068 elif test -f $gcc_cv_binutils_srcdir/configure.in \
6069      && test -f ../binutils/Makefile; then
6070         # Single tree build which includes binutils.
6071         in_tree_objdump=yes
6072         gcc_cv_objdump=./objdump$host_exeext
6073         rm -f objdump$host_exeext
6074         $symbolic_link ../binutils/objdump$host_exeext \
6075                 objdump$host_exeext 2>/dev/null
6076 elif test "x$program_prefix" != xNONE; then
6077         gcc_cv_objdump=${program_prefix}objdump$host_exeext
6078 else
6079         gcc_cv_objdump=`echo objdump | \
6080                 sed ${program_transform_name}`$host_exeext
6081 fi
6082 case $in_tree_objdump in
6083   yes) echo "$ac_t"""newly built objdump"" 1>&6 ;;
6084   no)  echo "$ac_t""$gcc_cv_objdump" 1>&6 ;;
6085 esac
6086
6087 # Figure out what assembler alignment features are present.
6088 echo $ac_n "checking assembler for .balign and .p2align""... $ac_c" 1>&6
6089 echo "configure:6090: checking assembler for .balign and .p2align" >&5
6090 if eval "test \"`echo '$''{'gcc_cv_as_balign_and_p2align'+set}'`\" = set"; then
6091   echo $ac_n "(cached) $ac_c" 1>&6
6092 else
6093   gcc_cv_as_balign_and_p2align=no
6094     if test $in_tree_gas = yes; then
6095     if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 6 \) \* 1000 + 0`
6096   then gcc_cv_as_balign_and_p2align=yes
6097 fi
6098   elif test x$gcc_cv_as != x; then
6099     echo '.balign 4
6100 .p2align 2' > conftest.s
6101     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:6102: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6102     then
6103         gcc_cv_as_balign_and_p2align=yes
6104     else
6105       echo "configure: failed program was" >&5
6106       cat conftest.s >&5
6107     fi
6108     rm -f conftest.o conftest.s
6109   fi
6110 fi
6111
6112 echo "$ac_t""$gcc_cv_as_balign_and_p2align" 1>&6
6113 if test $gcc_cv_as_balign_and_p2align = yes; then
6114   cat >> confdefs.h <<\EOF
6115 #define HAVE_GAS_BALIGN_AND_P2ALIGN 1
6116 EOF
6117
6118 fi
6119
6120 echo $ac_n "checking assembler for .p2align with maximum skip""... $ac_c" 1>&6
6121 echo "configure:6122: checking assembler for .p2align with maximum skip" >&5
6122 if eval "test \"`echo '$''{'gcc_cv_as_max_skip_p2align'+set}'`\" = set"; then
6123   echo $ac_n "(cached) $ac_c" 1>&6
6124 else
6125   gcc_cv_as_max_skip_p2align=no
6126     if test $in_tree_gas = yes; then
6127     if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 8 \) \* 1000 + 0`
6128   then gcc_cv_as_max_skip_p2align=yes
6129 fi
6130   elif test x$gcc_cv_as != x; then
6131     echo '.p2align 4,,7' > conftest.s
6132     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:6133: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6133     then
6134         gcc_cv_as_max_skip_p2align=yes
6135     else
6136       echo "configure: failed program was" >&5
6137       cat conftest.s >&5
6138     fi
6139     rm -f conftest.o conftest.s
6140   fi
6141 fi
6142
6143 echo "$ac_t""$gcc_cv_as_max_skip_p2align" 1>&6
6144 if test $gcc_cv_as_max_skip_p2align = yes; then
6145   cat >> confdefs.h <<\EOF
6146 #define HAVE_GAS_MAX_SKIP_P2ALIGN 1
6147 EOF
6148
6149 fi
6150
6151 echo $ac_n "checking assembler for working .subsection -1""... $ac_c" 1>&6
6152 echo "configure:6153: checking assembler for working .subsection -1" >&5
6153 if eval "test \"`echo '$''{'gcc_cv_as_subsection_m1'+set}'`\" = set"; then
6154   echo $ac_n "(cached) $ac_c" 1>&6
6155 else
6156   gcc_cv_as_subsection_m1=no
6157     if test $in_tree_gas = yes; then
6158     if test $in_tree_gas_is_elf = yes \
6159   && test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 9 \) \* 1000 + 0`
6160   then gcc_cv_as_subsection_m1=yes
6161 fi
6162   elif test x$gcc_cv_as != x; then
6163     echo 'conftest_label1: .word 0
6164 .subsection -1
6165 conftest_label2: .word 0
6166 .previous' > conftest.s
6167     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:6168: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6168     then
6169         if test x$gcc_cv_nm != x; then
6170     $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
6171     $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
6172     if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1
6173     then :
6174     else gcc_cv_as_subsection_m1=yes
6175     fi
6176     rm -f conftest.nm1 conftest.nm2
6177   fi
6178     else
6179       echo "configure: failed program was" >&5
6180       cat conftest.s >&5
6181     fi
6182     rm -f conftest.o conftest.s
6183   fi
6184 fi
6185
6186 echo "$ac_t""$gcc_cv_as_subsection_m1" 1>&6
6187 if test $gcc_cv_as_subsection_m1 = yes; then
6188   cat >> confdefs.h <<\EOF
6189 #define HAVE_GAS_SUBSECTION_ORDERING 1
6190 EOF
6191
6192 fi
6193
6194 echo $ac_n "checking assembler for .weak""... $ac_c" 1>&6
6195 echo "configure:6196: checking assembler for .weak" >&5
6196 if eval "test \"`echo '$''{'gcc_cv_as_weak'+set}'`\" = set"; then
6197   echo $ac_n "(cached) $ac_c" 1>&6
6198 else
6199   gcc_cv_as_weak=no
6200     if test $in_tree_gas = yes; then
6201     if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 2 \) \* 1000 + 0`
6202   then gcc_cv_as_weak=yes
6203 fi
6204   elif test x$gcc_cv_as != x; then
6205     echo '      .weak foobar' > conftest.s
6206     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:6207: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6207     then
6208         gcc_cv_as_weak=yes
6209     else
6210       echo "configure: failed program was" >&5
6211       cat conftest.s >&5
6212     fi
6213     rm -f conftest.o conftest.s
6214   fi
6215 fi
6216
6217 echo "$ac_t""$gcc_cv_as_weak" 1>&6
6218 if test $gcc_cv_as_weak = yes; then
6219   cat >> confdefs.h <<\EOF
6220 #define HAVE_GAS_WEAK 1
6221 EOF
6222
6223 fi
6224
6225 # .hidden needs to be supported in both the assembler and the linker,
6226 # because GNU LD versions before 2.12.1 have buggy support for STV_HIDDEN.
6227 # This is irritatingly difficult to feature test for; we have to check the
6228 # date string after the version number.  If we've got an in-tree
6229 # ld, we don't know its patchlevel version, so we set the baseline at 2.13
6230 # to be safe.
6231 # The gcc_GAS_CHECK_FEATURE call just sets a cache variable.
6232 echo $ac_n "checking assembler for .hidden""... $ac_c" 1>&6
6233 echo "configure:6234: checking assembler for .hidden" >&5
6234 if eval "test \"`echo '$''{'gcc_cv_as_hidden'+set}'`\" = set"; then
6235   echo $ac_n "(cached) $ac_c" 1>&6
6236 else
6237   gcc_cv_as_hidden=no
6238     if test $in_tree_gas = yes; then
6239     if test $in_tree_gas_is_elf = yes \
6240   && test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 13 \) \* 1000 + 0`
6241   then gcc_cv_as_hidden=yes
6242 fi
6243   elif test x$gcc_cv_as != x; then
6244     echo '      .hidden foobar
6245 foobar:' > conftest.s
6246     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:6247: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6247     then
6248         gcc_cv_as_hidden=yes
6249     else
6250       echo "configure: failed program was" >&5
6251       cat conftest.s >&5
6252     fi
6253     rm -f conftest.o conftest.s
6254   fi
6255 fi
6256
6257 echo "$ac_t""$gcc_cv_as_hidden" 1>&6
6258
6259
6260 echo $ac_n "checking linker for .hidden support""... $ac_c" 1>&6
6261 echo "configure:6262: checking linker for .hidden support" >&5
6262 if eval "test \"`echo '$''{'gcc_cv_ld_hidden'+set}'`\" = set"; then
6263   echo $ac_n "(cached) $ac_c" 1>&6
6264 else
6265   if test $in_tree_ld = yes ; then
6266   gcc_cv_ld_hidden=no
6267   if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 13 -o "$gcc_cv_gld_major_version" -gt 2 \
6268      && test $in_tree_ld_is_elf = yes; then
6269      gcc_cv_ld_hidden=yes
6270   fi
6271 else
6272   gcc_cv_ld_hidden=yes
6273   ld_ver=`$gcc_cv_ld --version 2>/dev/null | head -1`
6274   if echo "$ld_ver" | grep GNU > /dev/null; then
6275     ld_vers=`echo $ld_ver | sed -n \
6276         -e 's,^.*[       ]\([0-9][0-9]*\.[0-9][0-9]*\)$,\1,p' \
6277         -e 's,^.*[       ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)$,\1,p' \
6278         -e 's,^.*[       ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)$,\1,p' \
6279         -e 's,^.*[       ]\([0-9][0-9]*\.[0-9][0-9]*\)[  ].*$,\1,p' \
6280         -e 's,^.*[       ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)[     ].*$,\1,p' \
6281         -e 's,^.*[       ]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)[        ].*$,\1,p'`
6282     ld_date=`echo $ld_ver | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
6283     if test 0"$ld_date" -lt 20020404; then
6284       if test -n "$ld_date"; then
6285         # If there was date string, but was earlier than 2002-04-04, fail
6286         gcc_cv_ld_hidden=no
6287       elif test -z "$ld_vers"; then
6288         # If there was no date string nor ld version number, something is wrong
6289         gcc_cv_ld_hidden=no
6290       else
6291         ld_vers_major=`expr "$ld_vers" : '\([0-9]*\)'`
6292         ld_vers_minor=`expr "$ld_vers" : '[0-9]*\.\([0-9]*\)'`
6293         ld_vers_patch=`expr "$ld_vers" : '[0-9]*\.[0-9]*\.\([0-9]*\)'`
6294         test -z "$ld_vers_patch" && ld_vers_patch=0
6295         if test "$ld_vers_major" -lt 2; then
6296           gcc_cv_ld_hidden=no
6297         elif test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -lt 12; then
6298           gcc_cv_ld_hidden="no"
6299         elif test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -eq 12 -a "$ld_vers_patch" -eq 0; then
6300           gcc_cv_ld_hidden=no
6301         fi
6302       fi
6303     fi
6304   else
6305     case "$target" in
6306       mips-sgi-irix[56]*)
6307         if test x"$gnu_ld_flag" = x"no"; then
6308           # Even if using gas with .hidden support, the resulting object files
6309           # cannot be linked with the IRIX 5 and IRIX 6 O32 linkers.  With
6310           # the IRIX 6 N32 and N64 linkers, the problem is that the linker
6311           # refuses to accept -call_shared (passed by default to the
6312           # linker) and -r (used to link the object file generated without
6313           # .hidden directives with one that hides symbols), so we also lose.
6314           gcc_cv_ld_hidden=no
6315         fi
6316      ;;
6317     esac
6318   fi
6319 fi
6320 fi
6321
6322 echo "$ac_t""$gcc_cv_ld_hidden" 1>&6
6323 libgcc_visibility=no
6324
6325 if test $gcc_cv_as_hidden = yes && test $gcc_cv_ld_hidden = yes; then
6326   libgcc_visibility=yes
6327   cat >> confdefs.h <<\EOF
6328 #define HAVE_GAS_HIDDEN 1
6329 EOF
6330
6331 fi
6332
6333 # Check if we have .[us]leb128, and support symbol arithmetic with it.
6334 echo $ac_n "checking assembler for .sleb128 and .uleb128""... $ac_c" 1>&6
6335 echo "configure:6336: checking assembler for .sleb128 and .uleb128" >&5
6336 if eval "test \"`echo '$''{'gcc_cv_as_leb128'+set}'`\" = set"; then
6337   echo $ac_n "(cached) $ac_c" 1>&6
6338 else
6339   gcc_cv_as_leb128=no
6340     if test $in_tree_gas = yes; then
6341     if test $in_tree_gas_is_elf = yes \
6342   && test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 11 \) \* 1000 + 0`
6343   then gcc_cv_as_leb128=yes
6344 fi
6345   elif test x$gcc_cv_as != x; then
6346     echo '      .data
6347         .uleb128 L2 - L1
6348 L1:
6349         .uleb128 1280
6350         .sleb128 -1010
6351 L2:' > conftest.s
6352     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:6353: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6353     then
6354         # GAS versions before 2.11 do not support uleb128,
6355   # despite appearing to.
6356   # ??? There exists an elf-specific test that will crash
6357   # the assembler.  Perhaps it's better to figure out whether
6358   # arbitrary sections are supported and try the test.
6359   as_ver=`$gcc_cv_as --version 2>/dev/null | head -1`
6360   if echo "$as_ver" | grep GNU > /dev/null; then
6361     as_ver=`echo $as_ver | sed -e 's/GNU assembler \([0-9.][0-9.]*\).*/\1/'`
6362     as_major=`echo $as_ver | sed 's/\..*//'`
6363     as_minor=`echo $as_ver | sed 's/[^.]*\.\([0-9]*\).*/\1/'`
6364     if test $as_major -eq 2 && test $as_minor -lt 11
6365     then :
6366     else gcc_cv_as_leb128=yes
6367     fi
6368   fi
6369     else
6370       echo "configure: failed program was" >&5
6371       cat conftest.s >&5
6372     fi
6373     rm -f conftest.o conftest.s
6374   fi
6375 fi
6376
6377 echo "$ac_t""$gcc_cv_as_leb128" 1>&6
6378 if test $gcc_cv_as_leb128 = yes; then
6379   cat >> confdefs.h <<\EOF
6380 #define HAVE_AS_LEB128 1
6381 EOF
6382
6383 fi
6384
6385 # GAS versions up to and including 2.11.0 may mis-optimize
6386 # .eh_frame data.
6387 echo $ac_n "checking assembler for eh_frame optimization""... $ac_c" 1>&6
6388 echo "configure:6389: checking assembler for eh_frame optimization" >&5
6389 if eval "test \"`echo '$''{'gcc_cv_as_eh_frame'+set}'`\" = set"; then
6390   echo $ac_n "(cached) $ac_c" 1>&6
6391 else
6392   gcc_cv_as_eh_frame=no
6393     if test $in_tree_gas = yes; then
6394     if test $in_tree_gas_is_elf = yes \
6395   && test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 12 \) \* 1000 + 0`
6396   then gcc_cv_as_eh_frame=yes
6397 fi
6398   elif test x$gcc_cv_as != x; then
6399     echo '      .text
6400 .LFB1:
6401         .4byte  0
6402 .L1:
6403         .4byte  0
6404 .LFE1:
6405         .section        .eh_frame,"aw",@progbits
6406 __FRAME_BEGIN__:
6407         .4byte  .LECIE1-.LSCIE1
6408 .LSCIE1:
6409         .4byte  0x0
6410         .byte   0x1
6411         .ascii "z\0"
6412         .byte   0x1
6413         .byte   0x78
6414         .byte   0x1a
6415         .byte   0x0
6416         .byte   0x4
6417         .4byte  1
6418         .p2align 1
6419 .LECIE1:
6420 .LSFDE1:
6421         .4byte  .LEFDE1-.LASFDE1
6422 .LASFDE1:
6423         .4byte  .LASFDE1-__FRAME_BEGIN__
6424         .4byte  .LFB1
6425         .4byte  .LFE1-.LFB1
6426         .byte   0x4
6427         .4byte  .LFE1-.LFB1
6428         .byte   0x4
6429         .4byte  .L1-.LFB1
6430 .LEFDE1:' > conftest.s
6431     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:6432: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6432     then
6433           cat > conftest.lit <<EOF
6434  0000 10000000 00000000 017a0001 781a0004  .........z..x...
6435  0010 01000000 12000000 18000000 00000000  ................
6436  0020 08000000 04080000 0044               .........D
6437 EOF
6438   cat > conftest.big <<EOF
6439  0000 00000010 00000000 017a0001 781a0004  .........z..x...
6440  0010 00000001 00000012 00000018 00000000  ................
6441  0020 00000008 04000000 0844               .........D
6442 EOF
6443   # If the assembler didn't choke, and we can objdump,
6444   # and we got the correct data, then succeed.
6445   if test x$gcc_cv_objdump != x \
6446   && $gcc_cv_objdump -s -j .eh_frame conftest.o 2>/dev/null \
6447      | tail -3 > conftest.got \
6448   && { cmp conftest.lit conftest.got > /dev/null 2>&1 \
6449     || cmp conftest.big conftest.got > /dev/null 2>&1; }
6450   then
6451     gcc_cv_as_eh_frame=yes
6452   elif { ac_try='$gcc_cv_as -o conftest.o --traditional-format /dev/null'; { (eval echo configure:6453: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
6453     gcc_cv_as_eh_frame=buggy
6454   else
6455     # Uh oh, what do we do now?
6456     gcc_cv_as_eh_frame=no
6457   fi
6458     else
6459       echo "configure: failed program was" >&5
6460       cat conftest.s >&5
6461     fi
6462     rm -f conftest.o conftest.s
6463   fi
6464 fi
6465
6466 echo "$ac_t""$gcc_cv_as_eh_frame" 1>&6
6467
6468
6469 if test $gcc_cv_as_eh_frame = buggy; then
6470   cat >> confdefs.h <<\EOF
6471 #define USE_AS_TRADITIONAL_FORMAT 1
6472 EOF
6473
6474 fi
6475
6476 echo $ac_n "checking assembler for section merging support""... $ac_c" 1>&6
6477 echo "configure:6478: checking assembler for section merging support" >&5
6478 if eval "test \"`echo '$''{'gcc_cv_as_shf_merge'+set}'`\" = set"; then
6479   echo $ac_n "(cached) $ac_c" 1>&6
6480 else
6481   gcc_cv_as_shf_merge=no
6482     if test $in_tree_gas = yes; then
6483     if test $in_tree_gas_is_elf = yes \
6484   && test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 12 \) \* 1000 + 0`
6485   then gcc_cv_as_shf_merge=yes
6486 fi
6487   elif test x$gcc_cv_as != x; then
6488     echo '.section .rodata.str, "aMS", @progbits, 1' > conftest.s
6489     if { ac_try='$gcc_cv_as --fatal-warnings -o conftest.o conftest.s >&5'; { (eval echo configure:6490: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6490     then
6491         gcc_cv_as_shf_merge=yes
6492     else
6493       echo "configure: failed program was" >&5
6494       cat conftest.s >&5
6495     fi
6496     rm -f conftest.o conftest.s
6497   fi
6498 fi
6499
6500 echo "$ac_t""$gcc_cv_as_shf_merge" 1>&6
6501 if test $gcc_cv_as_shf_merge = yes; then
6502   cat >> confdefs.h <<\EOF
6503 #define HAVE_GAS_SHF_MERGE 1
6504 EOF
6505
6506 fi
6507
6508 # Thread-local storage - the check is heavily parametrized.
6509 conftest_s=
6510 tls_first_major=
6511 tls_first_minor=
6512 tls_as_opt=
6513 case "$target" in
6514   alpha*-*-*)
6515     conftest_s='
6516         .section ".tdata","awT",@progbits
6517 foo:    .long   25
6518         .text
6519         ldq     $27,__tls_get_addr($29)         !literal!1
6520         lda     $16,foo($29)                    !tlsgd!1
6521         jsr     $26,($27),__tls_get_addr        !lituse_tlsgd!1
6522         ldq     $27,__tls_get_addr($29)         !literal!2
6523         lda     $16,foo($29)                    !tlsldm!2
6524         jsr     $26,($27),__tls_get_addr        !lituse_tlsldm!2
6525         ldq     $1,foo($29)                     !gotdtprel
6526         ldah    $2,foo($29)                     !dtprelhi
6527         lda     $3,foo($2)                      !dtprello
6528         lda     $4,foo($29)                     !dtprel
6529         ldq     $1,foo($29)                     !gottprel
6530         ldah    $2,foo($29)                     !tprelhi
6531         lda     $3,foo($2)                      !tprello
6532         lda     $4,foo($29)                     !tprel'
6533         tls_first_major=2
6534         tls_first_minor=13
6535         ;;
6536   i[34567]86-*-*)
6537     conftest_s='
6538         .section ".tdata","awT",@progbits
6539 foo:    .long   25
6540         .text
6541         movl    %gs:0, %eax
6542         leal    foo@TLSGD(,%ebx,1), %eax
6543         leal    foo@TLSLDM(%ebx), %eax
6544         leal    foo@DTPOFF(%eax), %edx
6545         movl    foo@GOTTPOFF(%ebx), %eax
6546         subl    foo@GOTTPOFF(%ebx), %eax
6547         addl    foo@GOTNTPOFF(%ebx), %eax
6548         movl    foo@INDNTPOFF, %eax
6549         movl    $foo@TPOFF, %eax
6550         subl    $foo@TPOFF, %eax
6551         leal    foo@NTPOFF(%ecx), %eax'
6552         tls_first_major=2
6553         tls_first_minor=14
6554         ;;
6555   x86_64-*-*)
6556     conftest_s='
6557         .section ".tdata","awT",@progbits
6558 foo:    .long   25
6559         .text
6560         movq    %fs:0, %rax
6561         leaq    foo@TLSGD(%rip), %rdi
6562         leaq    foo@TLSLD(%rip), %rdi
6563         leaq    foo@DTPOFF(%rax), %rdx
6564         movq    foo@GOTTPOFF(%rip), %rax
6565         movq    $foo@TPOFF, %rax'
6566         tls_first_major=2
6567         tls_first_minor=14
6568         ;;
6569   ia64-*-*)
6570     conftest_s='
6571         .section ".tdata","awT",@progbits
6572 foo:    data8   25
6573         .text
6574         addl    r16 = @ltoff(@dtpmod(foo#)), gp
6575         addl    r17 = @ltoff(@dtprel(foo#)), gp
6576         addl    r18 = @ltoff(@tprel(foo#)), gp
6577         addl    r19 = @dtprel(foo#), gp
6578         adds    r21 = @dtprel(foo#), r13
6579         movl    r23 = @dtprel(foo#)
6580         addl    r20 = @tprel(foo#), gp
6581         adds    r22 = @tprel(foo#), r13
6582         movl    r24 = @tprel(foo#)'
6583         tls_first_major=2
6584         tls_first_minor=13
6585         ;;
6586   powerpc-*-*)
6587     conftest_s='
6588         .section ".tdata","awT",@progbits
6589         .align 2
6590 ld0:    .space 4
6591 ld1:    .space 4
6592 x1:     .space 4
6593 x2:     .space 4
6594 x3:     .space 4
6595         .text
6596         addi 3,31,ld0@got@tlsgd
6597         bl __tls_get_addr
6598         addi 3,31,x1@got@tlsld
6599         bl __tls_get_addr
6600         addi 9,3,x1@dtprel
6601         addis 9,3,x2@dtprel@ha
6602         addi 9,9,x2@dtprel@l
6603         lwz 9,x3@got@tprel(31)
6604         add 9,9,x@tls
6605         addi 9,2,x1@tprel
6606         addis 9,2,x2@tprel@ha
6607         addi 9,9,x2@tprel@l'
6608         tls_first_major=2
6609         tls_first_minor=14
6610         tls_as_opt=-a32
6611         ;;
6612   powerpc64-*-*)
6613     conftest_s='
6614         .section ".tdata","awT",@progbits
6615         .align 3
6616 ld0:    .space 8
6617 ld1:    .space 8
6618 x1:     .space 8
6619 x2:     .space 8
6620 x3:     .space 8
6621         .text
6622         addi 3,2,ld0@got@tlsgd
6623         bl .__tls_get_addr
6624         nop
6625         addi 3,2,ld1@toc
6626         bl .__tls_get_addr
6627         nop
6628         addi 3,2,x1@got@tlsld
6629         bl .__tls_get_addr
6630         nop
6631         addi 9,3,x1@dtprel
6632         bl .__tls_get_addr
6633         nop
6634         addis 9,3,x2@dtprel@ha
6635         addi 9,9,x2@dtprel@l
6636         bl .__tls_get_addr
6637         nop
6638         ld 9,x3@got@dtprel(2)
6639         add 9,9,3
6640         bl .__tls_get_addr
6641         nop'
6642         tls_first_major=2
6643         tls_first_minor=14
6644         tls_as_opt=-a64
6645         ;;
6646   s390-*-*)
6647     conftest_s='
6648         .section ".tdata","awT",@progbits
6649 foo:    .long   25
6650         .text
6651         .long   foo@TLSGD
6652         .long   foo@TLSLDM
6653         .long   foo@DTPOFF
6654         .long   foo@NTPOFF
6655         .long   foo@GOTNTPOFF
6656         .long   foo@INDNTPOFF
6657         l       %r1,foo@GOTNTPOFF(%r12)
6658         l       %r1,0(%r1):tls_load:foo
6659         bas     %r14,0(%r1,%r13):tls_gdcall:foo
6660         bas     %r14,0(%r1,%r13):tls_ldcall:foo'
6661         tls_first_major=2
6662         tls_first_minor=14
6663         tls_as_opt=-m31
6664         ;;
6665   s390x-*-*)
6666     conftest_s='
6667         .section ".tdata","awT",@progbits
6668 foo:    .long   25
6669         .text
6670         .quad   foo@TLSGD
6671         .quad   foo@TLSLDM
6672         .quad   foo@DTPOFF
6673         .quad   foo@NTPOFF
6674         .quad   foo@GOTNTPOFF
6675         lg      %r1,foo@GOTNTPOFF(%r12)
6676         larl    %r1,foo@INDNTPOFF
6677         brasl   %r14,__tls_get_offset@PLT:tls_gdcall:foo
6678         brasl   %r14,__tls_get_offset@PLT:tls_ldcall:foo'
6679         tls_first_major=2
6680         tls_first_minor=14
6681         tls_as_opt="-m64 -Aesame"
6682         ;;
6683 esac
6684 if test -z "$tls_first_major"; then
6685   : # If we don't have a check, assume no support.
6686 else
6687   echo $ac_n "checking assembler for thread-local storage support""... $ac_c" 1>&6
6688 echo "configure:6689: checking assembler for thread-local storage support" >&5
6689 if eval "test \"`echo '$''{'gcc_cv_as_tls'+set}'`\" = set"; then
6690   echo $ac_n "(cached) $ac_c" 1>&6
6691 else
6692   gcc_cv_as_tls=no
6693     if test $in_tree_gas = yes; then
6694     if test $gcc_cv_gas_vers -ge `expr \( \( $tls_first_major \* 1000 \) + $tls_first_minor \) \* 1000 + 0`
6695   then gcc_cv_as_tls=yes
6696 fi
6697   elif test x$gcc_cv_as != x; then
6698     echo "$conftest_s" > conftest.s
6699     if { ac_try='$gcc_cv_as $tls_as_opt --fatal-warnings -o conftest.o conftest.s >&5'; { (eval echo configure:6700: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6700     then
6701         gcc_cv_as_tls=yes
6702     else
6703       echo "configure: failed program was" >&5
6704       cat conftest.s >&5
6705     fi
6706     rm -f conftest.o conftest.s
6707   fi
6708 fi
6709
6710 echo "$ac_t""$gcc_cv_as_tls" 1>&6
6711 if test $gcc_cv_as_tls = yes; then
6712   cat >> confdefs.h <<\EOF
6713 #define HAVE_AS_TLS 1
6714 EOF
6715
6716 fi
6717 fi
6718
6719 # Target-specific assembler checks.
6720
6721 case "$target" in
6722   # All TARGET_ABI_OSF targets.
6723   alpha*-*-osf* | alpha*-*-linux* | alpha*-*-*bsd*)
6724     echo $ac_n "checking assembler for explicit relocation support""... $ac_c" 1>&6
6725 echo "configure:6726: checking assembler for explicit relocation support" >&5
6726 if eval "test \"`echo '$''{'gcc_cv_as_alpha_explicit_relocs'+set}'`\" = set"; then
6727   echo $ac_n "(cached) $ac_c" 1>&6
6728 else
6729   gcc_cv_as_alpha_explicit_relocs=no
6730     if test $in_tree_gas = yes; then
6731     if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 12 \) \* 1000 + 0`
6732   then gcc_cv_as_alpha_explicit_relocs=yes
6733 fi
6734   elif test x$gcc_cv_as != x; then
6735     echo '      .set nomacro
6736         .text
6737         extbl   $3, $2, $3      !lituse_bytoff!1
6738         ldq     $2, a($29)      !literal!1
6739         ldq     $4, b($29)      !literal!2
6740         ldq_u   $3, 0($2)       !lituse_base!1
6741         ldq     $27, f($29)     !literal!5
6742         jsr     $26, ($27), f   !lituse_jsr!5
6743         ldah    $29, 0($26)     !gpdisp!3
6744         lda     $0, c($29)      !gprel
6745         ldah    $1, d($29)      !gprelhigh
6746         lda     $1, d($1)       !gprellow
6747         lda     $29, 0($29)     !gpdisp!3' > conftest.s
6748     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:6749: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6749     then
6750         gcc_cv_as_alpha_explicit_relocs=yes
6751     else
6752       echo "configure: failed program was" >&5
6753       cat conftest.s >&5
6754     fi
6755     rm -f conftest.o conftest.s
6756   fi
6757 fi
6758
6759 echo "$ac_t""$gcc_cv_as_alpha_explicit_relocs" 1>&6
6760 if test $gcc_cv_as_alpha_explicit_relocs = yes; then
6761   cat >> confdefs.h <<\EOF
6762 #define HAVE_AS_EXPLICIT_RELOCS 1
6763 EOF
6764
6765 fi
6766     ;;
6767
6768   sparc*-*-*)
6769     echo $ac_n "checking assembler for .register""... $ac_c" 1>&6
6770 echo "configure:6771: checking assembler for .register" >&5
6771 if eval "test \"`echo '$''{'gcc_cv_as_sparc_register_op'+set}'`\" = set"; then
6772   echo $ac_n "(cached) $ac_c" 1>&6
6773 else
6774   gcc_cv_as_sparc_register_op=no
6775   if test x$gcc_cv_as != x; then
6776     echo '.register %g2, #scratch' > conftest.s
6777     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:6778: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6778     then
6779         gcc_cv_as_sparc_register_op=yes
6780     else
6781       echo "configure: failed program was" >&5
6782       cat conftest.s >&5
6783     fi
6784     rm -f conftest.o conftest.s
6785   fi
6786 fi
6787
6788 echo "$ac_t""$gcc_cv_as_sparc_register_op" 1>&6
6789 if test $gcc_cv_as_sparc_register_op = yes; then
6790   cat >> confdefs.h <<\EOF
6791 #define HAVE_AS_REGISTER_PSEUDO_OP 1
6792 EOF
6793
6794 fi
6795
6796     echo $ac_n "checking assembler for -relax option""... $ac_c" 1>&6
6797 echo "configure:6798: checking assembler for -relax option" >&5
6798 if eval "test \"`echo '$''{'gcc_cv_as_sparc_relax'+set}'`\" = set"; then
6799   echo $ac_n "(cached) $ac_c" 1>&6
6800 else
6801   gcc_cv_as_sparc_relax=no
6802   if test x$gcc_cv_as != x; then
6803     echo '.text' > conftest.s
6804     if { ac_try='$gcc_cv_as -relax -o conftest.o conftest.s >&5'; { (eval echo configure:6805: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6805     then
6806         gcc_cv_as_sparc_relax=yes
6807     else
6808       echo "configure: failed program was" >&5
6809       cat conftest.s >&5
6810     fi
6811     rm -f conftest.o conftest.s
6812   fi
6813 fi
6814
6815 echo "$ac_t""$gcc_cv_as_sparc_relax" 1>&6
6816 if test $gcc_cv_as_sparc_relax = yes; then
6817   cat >> confdefs.h <<\EOF
6818 #define HAVE_AS_RELAX_OPTION 1
6819 EOF
6820
6821 fi
6822
6823     echo $ac_n "checking assembler for unaligned pcrel relocs""... $ac_c" 1>&6
6824 echo "configure:6825: checking assembler for unaligned pcrel relocs" >&5
6825 if eval "test \"`echo '$''{'gcc_cv_as_sparc_ua_pcrel'+set}'`\" = set"; then
6826   echo $ac_n "(cached) $ac_c" 1>&6
6827 else
6828   gcc_cv_as_sparc_ua_pcrel=no
6829   if test x$gcc_cv_as != x; then
6830     echo '.text
6831 foo:
6832         nop
6833 .data
6834 .align 4
6835 .byte 0
6836 .uaword %r_disp32(foo)' > conftest.s
6837     if { ac_try='$gcc_cv_as -K PIC -o conftest.o conftest.s >&5'; { (eval echo configure:6838: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6838     then
6839         if test x$gcc_cv_ld != x \
6840        && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1; then
6841          gcc_cv_as_sparc_ua_pcrel=yes
6842        fi
6843        rm -f conftest
6844     else
6845       echo "configure: failed program was" >&5
6846       cat conftest.s >&5
6847     fi
6848     rm -f conftest.o conftest.s
6849   fi
6850 fi
6851
6852 echo "$ac_t""$gcc_cv_as_sparc_ua_pcrel" 1>&6
6853 if test $gcc_cv_as_sparc_ua_pcrel = yes; then
6854   cat >> confdefs.h <<\EOF
6855 #define HAVE_AS_SPARC_UA_PCREL 1
6856 EOF
6857
6858
6859       echo $ac_n "checking assembler for unaligned pcrel relocs against hidden symbols""... $ac_c" 1>&6
6860 echo "configure:6861: checking assembler for unaligned pcrel relocs against hidden symbols" >&5
6861 if eval "test \"`echo '$''{'gcc_cv_as_sparc_ua_pcrel_hidden'+set}'`\" = set"; then
6862   echo $ac_n "(cached) $ac_c" 1>&6
6863 else
6864   gcc_cv_as_sparc_ua_pcrel_hidden=no
6865   if test x$gcc_cv_as != x; then
6866     echo '.data
6867 .align 4
6868 .byte 0x31
6869 .uaword %r_disp32(foo)
6870 .byte 0x32, 0x33, 0x34
6871 .global foo
6872 .hidden foo
6873 foo:
6874 .skip 4' > conftest.s
6875     if { ac_try='$gcc_cv_as -K PIC -o conftest.o conftest.s >&5'; { (eval echo configure:6876: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6876     then
6877         if test x$gcc_cv_ld != x && test x$gcc_cv_objdump != x \
6878          && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1 \
6879          && $gcc_cv_objdump -s -j .data conftest 2> /dev/null \
6880             | grep ' 31000000 07323334' > /dev/null 2>&1; then
6881             if $gcc_cv_objdump -R conftest 2> /dev/null \
6882                | grep 'DISP32' > /dev/null 2>&1; then
6883                 :
6884             else
6885                 gcc_cv_as_sparc_ua_pcrel_hidden=yes
6886             fi
6887          fi
6888          rm -f conftest
6889     else
6890       echo "configure: failed program was" >&5
6891       cat conftest.s >&5
6892     fi
6893     rm -f conftest.o conftest.s
6894   fi
6895 fi
6896
6897 echo "$ac_t""$gcc_cv_as_sparc_ua_pcrel_hidden" 1>&6
6898 if test $gcc_cv_as_sparc_ua_pcrel_hidden = yes; then
6899   cat >> confdefs.h <<\EOF
6900 #define HAVE_AS_SPARC_UA_PCREL_HIDDEN 1
6901 EOF
6902
6903 fi
6904
6905 fi # unaligned pcrel relocs
6906
6907     echo $ac_n "checking assembler for offsetable %lo()""... $ac_c" 1>&6
6908 echo "configure:6909: checking assembler for offsetable %lo()" >&5
6909 if eval "test \"`echo '$''{'gcc_cv_as_sparc_offsetable_lo10'+set}'`\" = set"; then
6910   echo $ac_n "(cached) $ac_c" 1>&6
6911 else
6912   gcc_cv_as_sparc_offsetable_lo10=no
6913   if test x$gcc_cv_as != x; then
6914     echo '.text
6915         or %g1, %lo(ab) + 12, %g1
6916         or %g1, %lo(ab + 12), %g1' > conftest.s
6917     if { ac_try='$gcc_cv_as -xarch=v9 -o conftest.o conftest.s >&5'; { (eval echo configure:6918: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6918     then
6919         if test x$gcc_cv_objdump != x \
6920        && %gcc_cv_objdump -s -j .text conftest.o 2> /dev/null \
6921           | grep ' 82106000 82106000' > /dev/null 2>&1; then
6922          gcc_cv_as_offsetable_lo10=yes
6923        fi
6924     else
6925       echo "configure: failed program was" >&5
6926       cat conftest.s >&5
6927     fi
6928     rm -f conftest.o conftest.s
6929   fi
6930 fi
6931
6932 echo "$ac_t""$gcc_cv_as_sparc_offsetable_lo10" 1>&6
6933 if test $gcc_cv_as_sparc_offsetable_lo10 = yes; then
6934   cat >> confdefs.h <<\EOF
6935 #define HAVE_AS_OFFSETABLE_LO10 1
6936 EOF
6937
6938 fi
6939     ;;
6940
6941   i[34567]86-*-* | x86_64-*-*)
6942     echo $ac_n "checking assembler for filds and fists mnemonics""... $ac_c" 1>&6
6943 echo "configure:6944: checking assembler for filds and fists mnemonics" >&5
6944 if eval "test \"`echo '$''{'gcc_cv_as_ix86_filds_fists'+set}'`\" = set"; then
6945   echo $ac_n "(cached) $ac_c" 1>&6
6946 else
6947   gcc_cv_as_ix86_filds_fists=no
6948     if test $in_tree_gas = yes; then
6949     if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 9 \) \* 1000 + 0`
6950   then gcc_cv_as_ix86_filds_fists=yes
6951 fi
6952   elif test x$gcc_cv_as != x; then
6953     echo 'filds mem; fists mem' > conftest.s
6954     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:6955: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6955     then
6956         gcc_cv_as_ix86_filds_fists=yes
6957     else
6958       echo "configure: failed program was" >&5
6959       cat conftest.s >&5
6960     fi
6961     rm -f conftest.o conftest.s
6962   fi
6963 fi
6964
6965 echo "$ac_t""$gcc_cv_as_ix86_filds_fists" 1>&6
6966 if test $gcc_cv_as_ix86_filds_fists = yes; then
6967   cat >> confdefs.h <<\EOF
6968 #define HAVE_GAS_FILDS_FISTS 1
6969 EOF
6970
6971 fi
6972
6973     # This one is used unconditionally by i386.[ch]; it is to be defined
6974     # to 1 if the feature is present, 0 otherwise.
6975     echo $ac_n "checking assembler for GOTOFF in data""... $ac_c" 1>&6
6976 echo "configure:6977: checking assembler for GOTOFF in data" >&5
6977 if eval "test \"`echo '$''{'gcc_cv_as_ix86_gotoff_in_data'+set}'`\" = set"; then
6978   echo $ac_n "(cached) $ac_c" 1>&6
6979 else
6980   gcc_cv_as_ix86_gotoff_in_data=no
6981     if test $in_tree_gas = yes; then
6982     if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 11 \) \* 1000 + 0`
6983   then gcc_cv_as_ix86_gotoff_in_data=yes
6984 fi
6985   elif test x$gcc_cv_as != x; then
6986     echo '      .text
6987 .L0:
6988         nop
6989         .data
6990         .long .L0@GOTOFF' > conftest.s
6991     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:6992: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
6992     then
6993         gcc_cv_as_ix86_gotoff_in_data=yes
6994     else
6995       echo "configure: failed program was" >&5
6996       cat conftest.s >&5
6997     fi
6998     rm -f conftest.o conftest.s
6999   fi
7000 fi
7001
7002 echo "$ac_t""$gcc_cv_as_ix86_gotoff_in_data" 1>&6
7003
7004     cat >> confdefs.h <<EOF
7005 #define HAVE_AS_GOTOFF_IN_DATA `if test $gcc_cv_as_ix86_gotoff_in_data = yes; then echo 1; else echo 0; fi`
7006 EOF
7007
7008     ;;
7009
7010   ia64*-*-*)
7011     echo $ac_n "checking assembler for ltoffx and ldxmov relocs""... $ac_c" 1>&6
7012 echo "configure:7013: checking assembler for ltoffx and ldxmov relocs" >&5
7013 if eval "test \"`echo '$''{'gcc_cv_as_ia64_ltoffx_ldxmov_relocs'+set}'`\" = set"; then
7014   echo $ac_n "(cached) $ac_c" 1>&6
7015 else
7016   gcc_cv_as_ia64_ltoffx_ldxmov_relocs=no
7017     if test $in_tree_gas = yes; then
7018     if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 14 \) \* 1000 + 0`
7019   then gcc_cv_as_ia64_ltoffx_ldxmov_relocs=yes
7020 fi
7021   elif test x$gcc_cv_as != x; then
7022     echo '      .text
7023         addl r15 = @ltoffx(x#), gp
7024         ;;
7025         ld8.mov r16 = [r15], x#' > conftest.s
7026     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:7027: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
7027     then
7028         gcc_cv_as_ia64_ltoffx_ldxmov_relocs=yes
7029     else
7030       echo "configure: failed program was" >&5
7031       cat conftest.s >&5
7032     fi
7033     rm -f conftest.o conftest.s
7034   fi
7035 fi
7036
7037 echo "$ac_t""$gcc_cv_as_ia64_ltoffx_ldxmov_relocs" 1>&6
7038 if test $gcc_cv_as_ia64_ltoffx_ldxmov_relocs = yes; then
7039   cat >> confdefs.h <<\EOF
7040 #define HAVE_AS_LTOFFX_LDXMOV_RELOCS 1
7041 EOF
7042
7043 fi
7044
7045     ;;
7046
7047   powerpc*-*-*)
7048     case $target in
7049       *-*-aix) conftest_s='     .csect .textPR';;
7050       *)       conftest_s='     .text';;
7051     esac
7052     conftest_s="$conftest_s
7053         mfcr 3,128"
7054
7055     echo $ac_n "checking assembler for mfcr field support""... $ac_c" 1>&6
7056 echo "configure:7057: checking assembler for mfcr field support" >&5
7057 if eval "test \"`echo '$''{'gcc_cv_as_powerpc_mfcrf'+set}'`\" = set"; then
7058   echo $ac_n "(cached) $ac_c" 1>&6
7059 else
7060   gcc_cv_as_powerpc_mfcrf=no
7061     if test $in_tree_gas = yes; then
7062     if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 14 \) \* 1000 + 0`
7063   then gcc_cv_as_powerpc_mfcrf=yes
7064 fi
7065   elif test x$gcc_cv_as != x; then
7066     echo "$conftest_s" > conftest.s
7067     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:7068: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
7068     then
7069         gcc_cv_as_powerpc_mfcrf=yes
7070     else
7071       echo "configure: failed program was" >&5
7072       cat conftest.s >&5
7073     fi
7074     rm -f conftest.o conftest.s
7075   fi
7076 fi
7077
7078 echo "$ac_t""$gcc_cv_as_powerpc_mfcrf" 1>&6
7079 if test $gcc_cv_as_powerpc_mfcrf = yes; then
7080   cat >> confdefs.h <<\EOF
7081 #define HAVE_AS_MFCRF 1
7082 EOF
7083
7084 fi
7085     ;;
7086
7087   mips*-*-*)
7088     echo $ac_n "checking assembler for explicit relocation support""... $ac_c" 1>&6
7089 echo "configure:7090: checking assembler for explicit relocation support" >&5
7090 if eval "test \"`echo '$''{'gcc_cv_as_mips_explicit_relocs'+set}'`\" = set"; then
7091   echo $ac_n "(cached) $ac_c" 1>&6
7092 else
7093   gcc_cv_as_mips_explicit_relocs=no
7094     if test $in_tree_gas = yes; then
7095     if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 14 \) \* 1000 + 0`
7096   then gcc_cv_as_mips_explicit_relocs=yes
7097 fi
7098   elif test x$gcc_cv_as != x; then
7099     echo '      lw $4,%gp_rel(foo)($4)' > conftest.s
7100     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:7101: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
7101     then
7102         gcc_cv_as_mips_explicit_relocs=yes
7103     else
7104       echo "configure: failed program was" >&5
7105       cat conftest.s >&5
7106     fi
7107     rm -f conftest.o conftest.s
7108   fi
7109 fi
7110
7111 echo "$ac_t""$gcc_cv_as_mips_explicit_relocs" 1>&6
7112 if test $gcc_cv_as_mips_explicit_relocs = yes; then
7113   if test x$target_cpu_default = x
7114        then target_cpu_default=MASK_EXPLICIT_RELOCS
7115        else target_cpu_default="($target_cpu_default)|MASK_EXPLICIT_RELOCS"
7116        fi
7117 fi
7118
7119     ;;
7120 esac
7121 # ??? Not all targets support dwarf2 debug_line, even within a version
7122 # of gas.  Moreover, we need to emit a valid instruction to trigger any
7123 # info to the output file.  So, as supported targets are added to gas 2.11,
7124 # add some instruction here to (also) show we expect this might work.
7125 # ??? Once 2.11 is released, probably need to add first known working
7126 # version to the per-target configury.
7127 case "$target" in
7128   i?86*-*-* | mips*-*-* | alpha*-*-* | powerpc*-*-* | sparc*-*-* | m68*-*-* \
7129   | x86_64*-*-* | hppa*-*-* | arm*-*-* | strongarm*-*-* | xscale*-*-* \
7130   | xstormy16*-*-* | cris-*-*)
7131     insn="nop"
7132     ;;
7133   ia64*-*-*)
7134     insn="nop 0"
7135     ;;
7136   mmix-*-*)
7137     insn="swym 0"
7138     ;;
7139 esac
7140 if test x"$insn" != x; then
7141  conftest_s="\
7142         .file 1 \"conftest.s\"
7143         .loc 1 3 0
7144         $insn"
7145  echo $ac_n "checking assembler for dwarf2 debug_line support""... $ac_c" 1>&6
7146 echo "configure:7147: checking assembler for dwarf2 debug_line support" >&5
7147 if eval "test \"`echo '$''{'gcc_cv_as_dwarf2_debug_line'+set}'`\" = set"; then
7148   echo $ac_n "(cached) $ac_c" 1>&6
7149 else
7150   gcc_cv_as_dwarf2_debug_line=no
7151     if test $in_tree_gas = yes; then
7152     if test $in_tree_gas_is_elf = yes \
7153   && test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 11 \) \* 1000 + 0`
7154   then gcc_cv_as_dwarf2_debug_line=yes
7155 fi
7156   elif test x$gcc_cv_as != x; then
7157     echo "$conftest_s" > conftest.s
7158     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:7159: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
7159     then
7160         # ??? This fails with non-gnu grep.  Maybe use objdump?
7161    if grep debug_line conftest.o > /dev/null 2>&1; then
7162      gcc_cv_as_dwarf2_debug_line=yes
7163    fi
7164     else
7165       echo "configure: failed program was" >&5
7166       cat conftest.s >&5
7167     fi
7168     rm -f conftest.o conftest.s
7169   fi
7170 fi
7171
7172 echo "$ac_t""$gcc_cv_as_dwarf2_debug_line" 1>&6
7173
7174
7175 # The .debug_line file table must be in the exact order that
7176 # we specified the files, since these indices are also used
7177 # by DW_AT_decl_file.  Approximate this test by testing if
7178 # the assembler bitches if the same index is assigned twice.
7179  echo $ac_n "checking assembler for buggy dwarf2 .file directive""... $ac_c" 1>&6
7180 echo "configure:7181: checking assembler for buggy dwarf2 .file directive" >&5
7181 if eval "test \"`echo '$''{'gcc_cv_as_dwarf2_file_buggy'+set}'`\" = set"; then
7182   echo $ac_n "(cached) $ac_c" 1>&6
7183 else
7184   gcc_cv_as_dwarf2_file_buggy=no
7185   if test x$gcc_cv_as != x; then
7186     echo '      .file 1 "foo.s"
7187         .file 1 "bar.s"' > conftest.s
7188     if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'; { (eval echo configure:7189: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
7189     then
7190         gcc_cv_as_dwarf2_file_buggy=yes
7191     else
7192       echo "configure: failed program was" >&5
7193       cat conftest.s >&5
7194     fi
7195     rm -f conftest.o conftest.s
7196   fi
7197 fi
7198
7199 echo "$ac_t""$gcc_cv_as_dwarf2_file_buggy" 1>&6
7200
7201
7202  if test $gcc_cv_as_dwarf2_debug_line = yes \
7203  && test $gcc_cv_as_dwarf2_file_buggy = no; then
7204         cat >> confdefs.h <<\EOF
7205 #define HAVE_AS_DWARF2_DEBUG_LINE 1
7206 EOF
7207
7208  fi
7209
7210  echo $ac_n "checking assembler for --gdwarf2 option""... $ac_c" 1>&6
7211 echo "configure:7212: checking assembler for --gdwarf2 option" >&5
7212 if eval "test \"`echo '$''{'gcc_cv_as_gdwarf2_flag'+set}'`\" = set"; then
7213   echo $ac_n "(cached) $ac_c" 1>&6
7214 else
7215   gcc_cv_as_gdwarf2_flag=no
7216     if test $in_tree_gas = yes; then
7217     if test $in_tree_gas_is_elf = yes \
7218   && test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 11 \) \* 1000 + 0`
7219   then gcc_cv_as_gdwarf2_flag=yes
7220 fi
7221   elif test x$gcc_cv_as != x; then
7222     echo "$insn" > conftest.s
7223     if { ac_try='$gcc_cv_as --gdwarf2 -o conftest.o conftest.s >&5'; { (eval echo configure:7224: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
7224     then
7225         gcc_cv_as_gdwarf2_flag=yes
7226     else
7227       echo "configure: failed program was" >&5
7228       cat conftest.s >&5
7229     fi
7230     rm -f conftest.o conftest.s
7231   fi
7232 fi
7233
7234 echo "$ac_t""$gcc_cv_as_gdwarf2_flag" 1>&6
7235 if test $gcc_cv_as_gdwarf2_flag = yes; then
7236   cat >> confdefs.h <<\EOF
7237 #define HAVE_AS_GDWARF2_DEBUG_FLAG 1
7238 EOF
7239
7240 fi
7241
7242  echo $ac_n "checking assembler for --gstabs option""... $ac_c" 1>&6
7243 echo "configure:7244: checking assembler for --gstabs option" >&5
7244 if eval "test \"`echo '$''{'gcc_cv_as_gstabs_flag'+set}'`\" = set"; then
7245   echo $ac_n "(cached) $ac_c" 1>&6
7246 else
7247   gcc_cv_as_gstabs_flag=no
7248     if test $in_tree_gas = yes; then
7249     if test $in_tree_gas_is_elf = yes \
7250   && test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 11 \) \* 1000 + 0`
7251   then gcc_cv_as_gstabs_flag=yes
7252 fi
7253   elif test x$gcc_cv_as != x; then
7254     echo "$insn" > conftest.s
7255     if { ac_try='$gcc_cv_as --gstabs -o conftest.o conftest.s >&5'; { (eval echo configure:7256: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
7256     then
7257         # The native Solaris 9/Intel assembler doesn't understand --gstabs
7258    # and warns about it, but still exits successfully.  So check for
7259    # this.
7260    if { ac_try='$gcc_cv_as --gstabs -o conftest.o conftest.s 2>&1 | grep -i warning > /dev/null'; { (eval echo configure:7261: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
7261    then :
7262    else gcc_cv_as_gstabs_flag=yes
7263    fi
7264     else
7265       echo "configure: failed program was" >&5
7266       cat conftest.s >&5
7267     fi
7268     rm -f conftest.o conftest.s
7269   fi
7270 fi
7271
7272 echo "$ac_t""$gcc_cv_as_gstabs_flag" 1>&6
7273 if test $gcc_cv_as_gstabs_flag = yes; then
7274   cat >> confdefs.h <<\EOF
7275 #define HAVE_AS_GSTABS_DEBUG_FLAG 1
7276 EOF
7277
7278 fi
7279 fi
7280
7281 echo $ac_n "checking linker read-only and read-write section mixing""... $ac_c" 1>&6
7282 echo "configure:7283: checking linker read-only and read-write section mixing" >&5
7283 gcc_cv_ld_ro_rw_mix=unknown
7284 if test $in_tree_ld = yes ; then
7285   if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 10 -o "$gcc_cv_gld_major_version" -gt 2 \
7286      && test $in_tree_ld_is_elf = yes; then
7287     gcc_cv_ld_ro_rw_mix=read-write
7288   fi
7289 elif test x$gcc_cv_as != x -a x$gcc_cv_ld != x -a x$gcc_cv_objdump != x ; then
7290   echo '.section myfoosect, "a"' > conftest1.s
7291   echo '.section myfoosect, "aw"' > conftest2.s
7292   echo '.byte 1' >> conftest2.s
7293   echo '.section myfoosect, "a"' > conftest3.s
7294   echo '.byte 0' >> conftest3.s
7295   if $gcc_cv_as -o conftest1.o conftest1.s > /dev/null 2>&1 \
7296      && $gcc_cv_as -o conftest2.o conftest2.s > /dev/null 2>&1 \
7297      && $gcc_cv_as -o conftest3.o conftest3.s > /dev/null 2>&1 \
7298      && $gcc_cv_ld -shared -o conftest1.so conftest1.o \
7299         conftest2.o conftest3.o > /dev/null 2>&1; then
7300     gcc_cv_ld_ro_rw_mix=`$gcc_cv_objdump -h conftest1.so \
7301                          | sed -e '/myfoosect/!d' -e N`
7302     if echo "$gcc_cv_ld_ro_rw_mix" | grep CONTENTS > /dev/null; then
7303       if echo "$gcc_cv_ld_ro_rw_mix" | grep READONLY > /dev/null; then
7304         gcc_cv_ld_ro_rw_mix=read-only
7305       else
7306         gcc_cv_ld_ro_rw_mix=read-write
7307       fi
7308     fi
7309   fi
7310   rm -f conftest.* conftest[123].*
7311 fi
7312 if test x$gcc_cv_ld_ro_rw_mix = xread-write; then
7313         cat >> confdefs.h <<\EOF
7314 #define HAVE_LD_RO_RW_SECTION_MIXING 1
7315 EOF
7316
7317 fi
7318 echo "$ac_t""$gcc_cv_ld_ro_rw_mix" 1>&6
7319
7320 echo $ac_n "checking linker PT_GNU_EH_FRAME support""... $ac_c" 1>&6
7321 echo "configure:7322: checking linker PT_GNU_EH_FRAME support" >&5
7322 gcc_cv_ld_eh_frame_hdr=no
7323 if test $in_tree_ld = yes ; then
7324   if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 12 -o "$gcc_cv_gld_major_version" -gt 2 \
7325      && test $in_tree_ld_is_elf = yes; then
7326     gcc_cv_ld_eh_frame_hdr=yes
7327   fi
7328 elif test x$gcc_cv_ld != x; then
7329         # Check if linker supports --eh-frame-hdr option
7330         if $gcc_cv_ld --help 2>/dev/null | grep eh-frame-hdr > /dev/null; then
7331                 gcc_cv_ld_eh_frame_hdr=yes
7332         fi
7333 fi
7334 if test x"$gcc_cv_ld_eh_frame_hdr" = xyes; then
7335         cat >> confdefs.h <<\EOF
7336 #define HAVE_LD_EH_FRAME_HDR 1
7337 EOF
7338
7339 fi
7340 echo "$ac_t""$gcc_cv_ld_eh_frame_hdr" 1>&6
7341
7342 echo $ac_n "checking linker position independent executable support""... $ac_c" 1>&6
7343 echo "configure:7344: checking linker position independent executable support" >&5
7344 gcc_cv_ld_pie=no
7345 if test $in_tree_ld = yes ; then
7346   if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 15 -o "$gcc_cv_gld_major_version" -gt 2 \
7347      && test $in_tree_ld_is_elf = yes; then
7348     gcc_cv_ld_pie=yes
7349   fi
7350 elif test x$gcc_cv_ld != x; then
7351         # Check if linker supports -pie option
7352         if $gcc_cv_ld --help 2>/dev/null | grep -- -pie > /dev/null; then
7353                 gcc_cv_ld_pie=yes
7354         fi
7355 fi
7356 if test x"$gcc_cv_ld_pie" = xyes; then
7357         cat >> confdefs.h <<\EOF
7358 #define HAVE_LD_PIE 1
7359 EOF
7360
7361 fi
7362 echo "$ac_t""$gcc_cv_ld_pie" 1>&6
7363
7364 # Miscellaneous target-specific checks.
7365 case "$target" in
7366   mips*-*-*)
7367     echo $ac_n "checking whether libgloss uses STARTUP directives consistently""... $ac_c" 1>&6
7368 echo "configure:7369: checking whether libgloss uses STARTUP directives consistently" >&5
7369     gcc_cv_mips_libgloss_startup=no
7370     gcc_cv_libgloss_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/libgloss
7371     if test "x$exec_prefix" = xNONE; then
7372       if test "x$prefix" = xNONE; then
7373         test_prefix=/usr/local
7374       else
7375         test_prefix=$prefix
7376       fi
7377     else
7378       test_prefix=$exec_prefix
7379     fi
7380     for f in $gcc_cv_libgloss_srcdir/mips/idt.ld $test_prefix/$target_alias/lib/idt.ld
7381     do
7382       if grep '^STARTUP' $f > /dev/null 2>&1; then
7383         gcc_cv_mips_libgloss_startup=yes
7384         break
7385       fi
7386     done
7387     if test x"$gcc_cv_mips_libgloss_startup" = xyes; then
7388       cat >> confdefs.h <<\EOF
7389 #define HAVE_MIPS_LIBGLOSS_STARTUP_DIRECTIVES 1
7390 EOF
7391
7392     fi
7393     echo "$ac_t""$gcc_cv_mips_libgloss_startup" 1>&6
7394     ;;
7395 esac
7396
7397 if test x$with_sysroot = x && test x$host = x$target \
7398    && test "$prefix" != "/usr" && test "x$prefix" != "x$local_prefix" ; then
7399   cat >> confdefs.h <<EOF
7400 #define PREFIX_INCLUDE_DIR "$prefix/include"
7401 EOF
7402
7403 fi
7404
7405 # Figure out what language subdirectories are present.
7406 # Look if the user specified --enable-languages="..."; if not, use
7407 # the environment variable $LANGUAGES if defined. $LANGUAGES might
7408 # go away some day.
7409 # NB:  embedded tabs in this IF block -- do not untabify
7410 if test x"${enable_languages+set}" != xset; then
7411         if test x"${LANGUAGES+set}" = xset; then
7412                 enable_languages="${LANGUAGES}"
7413                 echo "configure: warning: setting LANGUAGES is deprecated, use --enable-languages instead" 1>&2
7414
7415         else
7416                 enable_languages=all
7417         fi
7418 else
7419         if test x"${enable_languages}" = x \
7420         || test x"${enable_languages}" = xyes;
7421         then
7422                 { echo "configure: error: --enable-languages needs at least one language argument" 1>&2; exit 1; }
7423         fi
7424 fi
7425 enable_languages=`echo "${enable_languages}" | sed -e 's/[      ,][     ,]*/,/g' -e 's/,$//'`
7426
7427 # First scan to see if an enabled language requires some other language.
7428 # We assume that a given config-lang.in will list all the language
7429 # front ends it requires, even if some are required indirectly.
7430 for lang in ${srcdir}/*/config-lang.in ..
7431 do
7432    case $lang in
7433     ..)
7434        ;;
7435     # The odd quoting in the next line works around
7436     # an apparent bug in bash 1.12 on linux.
7437     ${srcdir}/[*]/config-lang.in)
7438        ;;
7439     *)
7440        lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^      ]*\).*$,\1,p' $lang`
7441        this_lang_requires=`sed -n -e 's,^lang_requires=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^lang_requires=\([^    ]*\).*$,\1,p' $lang`
7442        for other in $this_lang_requires
7443        do
7444           case ,${enable_languages}, in
7445            *,$other,*)
7446               ;;
7447            *,all,*)
7448               ;;
7449            *,$lang_alias,*)
7450               enable_languages="$enable_languages,$other"
7451               ;;
7452           esac
7453        done
7454        ;;
7455    esac
7456 done
7457
7458 expected_languages=`echo ,${enable_languages}, | sed -e 's:,: :g' -e 's:  *: :g' -e 's:  *: :g' -e 's:^ ::' -e 's: $::'`
7459 found_languages=
7460 subdirs=
7461 for lang in ${srcdir}/*/config-lang.in ..
7462 do
7463         case $lang in
7464         ..) ;;
7465         # The odd quoting in the next line works around
7466         # an apparent bug in bash 1.12 on linux.
7467         ${srcdir}/[*]/config-lang.in) ;;
7468         *)
7469           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
7470           this_lang_libs=`sed -n -e 's,^target_libs=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^target_libs=\([^         ]*\).*$,\1,p' $lang`
7471           build_by_default=`sed -n -e 's,^build_by_default=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^build_by_default=\([^     ]*\).*$,\1,p' $lang`
7472           if test "x$lang_alias" = x
7473           then
7474                 echo "$lang doesn't set \$language." 1>&2
7475                 exit 1
7476           fi
7477           case ${build_by_default},${enable_languages}, in
7478           *,$lang_alias,*) add_this_lang=yes ;;
7479           no,*) add_this_lang=no ;;
7480           *,all,*) add_this_lang=yes ;;
7481           *) add_this_lang=no ;;
7482           esac
7483           found_languages="${found_languages} ${lang_alias}"
7484           if test x"${add_this_lang}" = xyes; then
7485                 case $lang in
7486                     ${srcdir}/ada/config-lang.in)
7487                         if test x$have_gnat = xyes ; then
7488                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
7489                         fi
7490                         ;;
7491                     *)
7492                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
7493                         ;;
7494                 esac
7495           fi
7496           ;;
7497         esac
7498 done
7499
7500 missing_languages=
7501 for expected_language in ${expected_languages} ..
7502 do
7503     if test "${expected_language}" != ..; then
7504         missing_language="${expected_language}"
7505         if test "${expected_language}" = "c" \
7506            || test "${expected_language}" = "all"; then
7507                 missing_language=
7508         fi
7509         for found_language in ${found_languages} ..
7510         do
7511             if test "${found_language}" != ..; then
7512                 if test "${expected_language}" = "${found_language}"; then
7513                     missing_language=
7514                 fi
7515             fi
7516         done
7517         if test "x${missing_language}" != x; then
7518            missing_languages="${missing_languages} ${missing_language}"
7519         fi
7520     fi
7521 done
7522
7523 if test "x$missing_languages" != x; then
7524   { echo "configure: error:
7525 The following requested languages were not found:${missing_languages}
7526 The following languages were available: c${found_languages}" 1>&2; exit 1; }
7527 fi
7528
7529 # Make gthr-default.h if we have a thread file.
7530 gthread_flags=
7531 if test $thread_file != single; then
7532     rm -f gthr-default.h
7533     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
7534     gthread_flags=-DHAVE_GTHR_DEFAULT
7535 fi
7536
7537
7538 # Find out what GC implementation we want, or may, use.
7539 # Check whether --with-gc or --without-gc was given.
7540 if test "${with_gc+set}" = set; then
7541   withval="$with_gc"
7542   case "$withval" in
7543   simple | page)
7544     GGC=ggc-$withval
7545     ;;
7546   *)
7547     { echo "configure: error: $withval is an invalid option to --with-gc" 1>&2; exit 1; }
7548     ;;
7549 esac
7550 else
7551   GGC=ggc-page
7552 fi
7553
7554
7555 echo "Using $GGC for garbage collection."
7556
7557 # Use the system's zlib library.
7558 zlibdir=-L../zlib
7559 zlibinc="-I\$(srcdir)/../zlib"
7560 # Check whether --with-system-zlib or --without-system-zlib was given.
7561 if test "${with_system_zlib+set}" = set; then
7562   withval="$with_system_zlib"
7563   zlibdir=
7564 zlibinc=
7565
7566 fi
7567
7568
7569
7570
7571
7572 echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
7573 echo "configure:7574: checking whether to enable maintainer-specific portions of Makefiles" >&5
7574     # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
7575 if test "${enable_maintainer_mode+set}" = set; then
7576   enableval="$enable_maintainer_mode"
7577   maintainer_mode=$enableval
7578 else
7579   maintainer_mode=no
7580 fi
7581
7582
7583 echo "$ac_t""$maintainer_mode" 1>&6
7584
7585 if test "$maintainer_mode" = "yes"; then
7586   MAINT=''
7587 else
7588   MAINT='#'
7589 fi
7590
7591 # Make empty files to contain the specs and options for each language.
7592 # Then add #include lines to for a compiler that has specs and/or options.
7593
7594 lang_opt_files=
7595 lang_specs_files=
7596 lang_tree_files=
7597 for subdir in . $subdirs
7598 do
7599         if test -f $srcdir/$subdir/lang.opt; then
7600             lang_opt_files="$lang_opt_files $srcdir/$subdir/lang.opt"
7601         fi
7602         if test -f $srcdir/$subdir/lang-specs.h; then
7603             lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
7604         fi
7605         if test -f $srcdir/$subdir/$subdir-tree.def; then
7606             lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
7607         fi
7608 done
7609
7610 # These (without "all_") are set in each config-lang.in.
7611 # `language' must be a single word so is spelled singularly.
7612 all_languages=
7613 all_boot_languages=
7614 all_compilers=
7615 all_stagestuff=
7616 all_outputs='Makefile fixinc/Makefile gccbug mklibgcc mkheaders'
7617 # List of language makefile fragments.
7618 all_lang_makefiles=
7619 # Files for gengtype
7620 all_gtfiles="$target_gtfiles"
7621 # Files for gengtype with language
7622 all_gtfiles_files_langs=
7623 all_gtfiles_files_files=
7624
7625 # Add the language fragments.
7626 # Languages are added via two mechanisms.  Some information must be
7627 # recorded in makefile variables, these are defined in config-lang.in.
7628 # We accumulate them and plug them into the main Makefile.
7629 # The other mechanism is a set of hooks for each of the main targets
7630 # like `clean', `install', etc.
7631
7632 language_fragments="Make-lang"
7633 language_hooks="Make-hooks"
7634
7635 for s in .. $subdirs
7636 do
7637         if test $s != ".."
7638         then
7639                 language=
7640                 boot_language=
7641                 compilers=
7642                 stagestuff=
7643                 outputs=
7644                 gtfiles=
7645                 . ${srcdir}/$s/config-lang.in
7646                 if test "x$language" = x
7647                 then
7648                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
7649                         exit 1
7650                 fi
7651                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in"
7652                 if test -f ${srcdir}/$s/Makefile.in
7653                 then all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Makefile.in"
7654                 fi
7655                 all_languages="$all_languages $language"
7656                 if test "x$boot_language" = xyes
7657                 then
7658                         all_boot_languages="$all_boot_languages $language"
7659                 fi
7660                 all_compilers="$all_compilers $compilers"
7661                 all_stagestuff="$all_stagestuff $stagestuff"
7662                 all_outputs="$all_outputs $outputs"
7663                 all_gtfiles="$all_gtfiles $gtfiles"
7664                 for f in .. $gtfiles
7665                 do
7666                      if test $f != ".."
7667                      then
7668                          all_gtfiles_files_langs="$all_gtfiles_files_langs ${s} "
7669                          all_gtfiles_files_files="$all_gtfiles_files_files ${f} "
7670                      fi
7671                 done
7672         fi
7673 done
7674
7675 # Pick up gtfiles for c
7676 gtfiles=
7677 s="c"
7678 . ${srcdir}/c-config-lang.in
7679 all_gtfiles="$all_gtfiles $gtfiles"
7680 for f in .. $gtfiles
7681 do
7682      if test $f != ".."
7683      then
7684         all_gtfiles_files_langs="$all_gtfiles_files_langs ${s} "
7685         all_gtfiles_files_files="$all_gtfiles_files_files ${f} "
7686      fi
7687 done
7688
7689 check_languages=
7690 for language in .. $all_languages
7691 do
7692         if test $language != ".."
7693         then
7694                 check_languages="$check_languages check-$language"
7695         fi
7696 done
7697
7698 # Since we can't use `::' targets, we link each language in
7699 # with a set of hooks, reached indirectly via lang.${target}.
7700
7701 rm -f Make-hooks
7702 touch Make-hooks
7703 target_list="all.build all.cross start.encap rest.encap tags \
7704         info dvi generated-manpages \
7705         install-normal install-common install-info install-man \
7706         uninstall \
7707         mostlyclean clean distclean extraclean maintainer-clean \
7708         stage1 stage2 stage3 stage4 stageprofile stagefeedback"
7709 for t in $target_list
7710 do
7711         x=
7712         for lang in .. $all_languages
7713         do
7714                 if test $lang != ".."; then
7715                         x="$x $lang.$t"
7716                 fi
7717         done
7718         echo "lang.$t: $x" >> Make-hooks
7719 done
7720
7721 # Create .gdbinit.
7722
7723 echo "dir ." > .gdbinit
7724 echo "dir ${srcdir}" >> .gdbinit
7725 if test x$gdb_needs_out_file_path = xyes
7726 then
7727         echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
7728 fi
7729 if test "x$subdirs" != x; then
7730         for s in $subdirs
7731         do
7732                 echo "dir ${srcdir}/$s" >> .gdbinit
7733         done
7734 fi
7735 echo "source ${srcdir}/gdbinit.in" >> .gdbinit
7736
7737 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
7738 # absolute path for gcc_tooldir based on inserting the number of up-directory
7739 # movements required to get from $(exec_prefix) to $(prefix) into the basic
7740 # $(libsubdir)/@(unlibsubdir) based path.
7741 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
7742 # make and thus we'd get different behavior depending on where we built the
7743 # sources.
7744 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
7745     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
7746 else
7747 # An explanation of the sed strings:
7748 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
7749 #  -e 's|/$||'            match a trailing forward slash and eliminates it
7750 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
7751 #  -e 's|/[^/]*|../|g'    replaces each occurrence of /<directory> with ../
7752 #
7753 # (*) Note this pattern overwrites the first character of the string
7754 # with a forward slash if one is not already present.  This is not a
7755 # problem because the exact names of the sub-directories concerned is
7756 # unimportant, just the number of them matters.
7757 #
7758 # The practical upshot of these patterns is like this:
7759 #
7760 #  prefix     exec_prefix        result
7761 #  ------     -----------        ------
7762 #   /foo        /foo/bar          ../
7763 #   /foo/       /foo/bar          ../
7764 #   /foo        /foo/bar/         ../
7765 #   /foo/       /foo/bar/         ../
7766 #   /foo        /foo/bar/ugg      ../../
7767 #
7768     dollar='$$'
7769     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
7770 fi
7771
7772
7773
7774 # Find a directory in which to install a shared libgcc.
7775
7776 # Check whether --enable-version-specific-runtime-libs or --disable-version-specific-runtime-libs was given.
7777 if test "${enable_version_specific_runtime_libs+set}" = set; then
7778   enableval="$enable_version_specific_runtime_libs"
7779   :
7780 fi
7781
7782
7783 # Check whether --with-slibdir or --without-slibdir was given.
7784 if test "${with_slibdir+set}" = set; then
7785   withval="$with_slibdir"
7786   slibdir="$with_slibdir"
7787 else
7788   if test "${enable_version_specific_runtime_libs+set}" = set; then
7789   slibdir='$(libsubdir)'
7790 elif test "$host" != "$target"; then
7791   slibdir='$(build_tooldir)/lib'
7792 else
7793   slibdir='$(libdir)'
7794 fi
7795 fi
7796
7797
7798
7799 objdir=`${PWDCMD-pwd}`
7800
7801
7802 # Process the language and host/target makefile fragments.
7803 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
7804
7805 # Substitute configuration variables
7806
7807
7808
7809
7810
7811
7812
7813
7814
7815
7816
7817
7818
7819
7820
7821
7822
7823
7824
7825
7826
7827
7828
7829
7830
7831
7832
7833
7834
7835
7836
7837
7838
7839
7840
7841
7842
7843
7844
7845
7846
7847
7848
7849
7850
7851
7852
7853
7854
7855
7856
7857
7858
7859
7860
7861
7862
7863
7864
7865
7866
7867
7868
7869
7870
7871
7872
7873
7874
7875
7876 # Echo that links are built
7877 if test x$host = x$target
7878 then
7879         str1="native "
7880 else
7881         str1="cross-"
7882         str2=" from $host"
7883 fi
7884
7885 if test x$host != x$build
7886 then
7887         str3=" on a $build system"
7888 fi
7889
7890 if test "x$str2" != x || test "x$str3" != x
7891 then
7892         str4=
7893 fi
7894
7895 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
7896
7897 if test "x$str2" != x || test "x$str3" != x
7898 then
7899         echo " ${str2}${str3}." 1>&2
7900 fi
7901
7902 # Configure the subdirectories
7903 # AC_CONFIG_SUBDIRS($subdirs)
7904
7905 # Create the Makefile
7906 # and configure language subdirectories
7907 trap '' 1 2 15
7908 cat > confcache <<\EOF
7909 # This file is a shell script that caches the results of configure
7910 # tests run on this system so they can be shared between configure
7911 # scripts and configure runs.  It is not useful on other systems.
7912 # If it contains results you don't want to keep, you may remove or edit it.
7913 #
7914 # By default, configure uses ./config.cache as the cache file,
7915 # creating it if it does not exist already.  You can give configure
7916 # the --cache-file=FILE option to use a different cache file; that is
7917 # what configure does when it calls configure scripts in
7918 # subdirectories, so they share the cache.
7919 # Giving --cache-file=/dev/null disables caching, for debugging configure.
7920 # config.status only pays attention to the cache file if you give it the
7921 # --recheck option to rerun configure.
7922 #
7923 EOF
7924 # The following way of writing the cache mishandles newlines in values,
7925 # but we know of no workaround that is simple, portable, and efficient.
7926 # So, don't put newlines in cache variables' values.
7927 # Ultrix sh set writes to stderr and can't be redirected directly,
7928 # and sets the high bit in the cache file unless we assign to the vars.
7929 (set) 2>&1 |
7930   case `(ac_space=' '; set | grep ac_space) 2>&1` in
7931   *ac_space=\ *)
7932     # `set' does not quote correctly, so add quotes (double-quote substitution
7933     # turns \\\\ into \\, and sed turns \\ into \).
7934     sed -n \
7935       -e "s/'/'\\\\''/g" \
7936       -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
7937     ;;
7938   *)
7939     # `set' quotes correctly as required by POSIX, so do not add quotes.
7940     sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
7941     ;;
7942   esac >> confcache
7943 if cmp -s $cache_file confcache; then
7944   :
7945 else
7946   if test -w $cache_file; then
7947     echo "updating cache $cache_file"
7948     cat confcache > $cache_file
7949   else
7950     echo "not updating unwritable cache $cache_file"
7951   fi
7952 fi
7953 rm -f confcache
7954
7955 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
7956
7957 test "x$prefix" = xNONE && prefix=$ac_default_prefix
7958 # Let make expand exec_prefix.
7959 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
7960
7961 # Any assignment to VPATH causes Sun make to only execute
7962 # the first set of double-colon rules, so remove it if not needed.
7963 # If there is a colon in the path, we need to keep it.
7964 if test "x$srcdir" = x.; then
7965   ac_vpsub='/^[         ]*VPATH[        ]*=[^:]*$/d'
7966 fi
7967
7968 trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
7969
7970 DEFS=-DHAVE_CONFIG_H
7971
7972 # Without the "./", some shells look in PATH for config.status.
7973 : ${CONFIG_STATUS=./config.status}
7974
7975 echo creating $CONFIG_STATUS
7976 rm -f $CONFIG_STATUS
7977 cat > $CONFIG_STATUS <<EOF
7978 #! /bin/sh
7979 # Generated automatically by configure.
7980 # Run this file to recreate the current configuration.
7981 # This directory was configured as follows,
7982 # on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
7983 #
7984 # $0 $ac_configure_args
7985 #
7986 # Compiler output produced by configure, useful for debugging
7987 # configure, is in ./config.log if it exists.
7988
7989 ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
7990 for ac_option
7991 do
7992   case "\$ac_option" in
7993   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
7994     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
7995     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
7996   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
7997     echo "$CONFIG_STATUS generated by autoconf version 2.13"
7998     exit 0 ;;
7999   -help | --help | --hel | --he | --h)
8000     echo "\$ac_cs_usage"; exit 0 ;;
8001   *) echo "\$ac_cs_usage"; exit 1 ;;
8002   esac
8003 done
8004
8005 ac_given_srcdir=$srcdir
8006
8007 trap 'rm -fr `echo "$all_outputs auto-host.h:config.in" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
8008 EOF
8009 cat >> $CONFIG_STATUS <<EOF
8010
8011 # Protect against being on the right side of a sed subst in config.status.
8012 sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
8013  s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
8014 $ac_vpsub
8015 $extrasub
8016 s%@SHELL@%$SHELL%g
8017 s%@CFLAGS@%$CFLAGS%g
8018 s%@CPPFLAGS@%$CPPFLAGS%g
8019 s%@CXXFLAGS@%$CXXFLAGS%g
8020 s%@FFLAGS@%$FFLAGS%g
8021 s%@DEFS@%$DEFS%g
8022 s%@LDFLAGS@%$LDFLAGS%g
8023 s%@LIBS@%$LIBS%g
8024 s%@exec_prefix@%$exec_prefix%g
8025 s%@prefix@%$prefix%g
8026 s%@program_transform_name@%$program_transform_name%g
8027 s%@bindir@%$bindir%g
8028 s%@sbindir@%$sbindir%g
8029 s%@libexecdir@%$libexecdir%g
8030 s%@datadir@%$datadir%g
8031 s%@sysconfdir@%$sysconfdir%g
8032 s%@sharedstatedir@%$sharedstatedir%g
8033 s%@localstatedir@%$localstatedir%g
8034 s%@libdir@%$libdir%g
8035 s%@includedir@%$includedir%g
8036 s%@oldincludedir@%$oldincludedir%g
8037 s%@infodir@%$infodir%g
8038 s%@mandir@%$mandir%g
8039 s%@host@%$host%g
8040 s%@host_alias@%$host_alias%g
8041 s%@host_cpu@%$host_cpu%g
8042 s%@host_vendor@%$host_vendor%g
8043 s%@host_os@%$host_os%g
8044 s%@target@%$target%g
8045 s%@target_alias@%$target_alias%g
8046 s%@target_cpu@%$target_cpu%g
8047 s%@target_vendor@%$target_vendor%g
8048 s%@target_os@%$target_os%g
8049 s%@build@%$build%g
8050 s%@build_alias@%$build_alias%g
8051 s%@build_cpu@%$build_cpu%g
8052 s%@build_vendor@%$build_vendor%g
8053 s%@build_os@%$build_os%g
8054 s%@build_subdir@%$build_subdir%g
8055 s%@host_subdir@%$host_subdir%g
8056 s%@target_subdir@%$target_subdir%g
8057 s%@CC@%$CC%g
8058 s%@NO_MINUS_C_MINUS_O@%$NO_MINUS_C_MINUS_O%g
8059 s%@OUTPUT_OPTION@%$OUTPUT_OPTION%g
8060 s%@CPP@%$CPP%g
8061 s%@GNATBIND@%$GNATBIND%g
8062 s%@ADAC@%$ADAC%g
8063 s%@strict1_warn@%$strict1_warn%g
8064 s%@warn_cflags@%$warn_cflags%g
8065 s%@WERROR@%$WERROR%g
8066 s%@nocommon_flag@%$nocommon_flag%g
8067 s%@valgrind_path@%$valgrind_path%g
8068 s%@valgrind_path_defines@%$valgrind_path_defines%g
8069 s%@valgrind_command@%$valgrind_command%g
8070 s%@coverage_flags@%$coverage_flags%g
8071 s%@enable_multilib@%$enable_multilib%g
8072 s%@enable_shared@%$enable_shared%g
8073 s%@TARGET_SYSTEM_ROOT@%$TARGET_SYSTEM_ROOT%g
8074 s%@TARGET_SYSTEM_ROOT_DEFINE@%$TARGET_SYSTEM_ROOT_DEFINE%g
8075 s%@CROSS_SYSTEM_HEADER_DIR@%$CROSS_SYSTEM_HEADER_DIR%g
8076 s%@onestep@%$onestep%g
8077 s%@SET_MAKE@%$SET_MAKE%g
8078 s%@AWK@%$AWK%g
8079 s%@LN@%$LN%g
8080 s%@LN_S@%$LN_S%g
8081 s%@RANLIB@%$RANLIB%g
8082 s%@INSTALL@%$INSTALL%g
8083 s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
8084 s%@INSTALL_DATA@%$INSTALL_DATA%g
8085 s%@make_compare_target@%$make_compare_target%g
8086 s%@have_mktemp_command@%$have_mktemp_command%g
8087 s%@MAKEINFO@%$MAKEINFO%g
8088 s%@BUILD_INFO@%$BUILD_INFO%g
8089 s%@GENERATED_MANPAGES@%$GENERATED_MANPAGES%g
8090 s%@FLEX@%$FLEX%g
8091 s%@BISON@%$BISON%g
8092 s%@stage1_cflags@%$stage1_cflags%g
8093 s%@COLLECT2_LIBS@%$COLLECT2_LIBS%g
8094 s%@GNAT_LIBEXC@%$GNAT_LIBEXC%g
8095 s%@LDEXP_LIB@%$LDEXP_LIB%g
8096 s%@TARGET_GETGROUPS_T@%$TARGET_GETGROUPS_T%g
8097 s%@LIBICONV@%$LIBICONV%g
8098 s%@LIBICONV_DEP@%$LIBICONV_DEP%g
8099 s%@manext@%$manext%g
8100 s%@objext@%$objext%g
8101 s%@extra_modes_file@%$extra_modes_file%g
8102 s%@FORBUILD@%$FORBUILD%g
8103 s%@PACKAGE@%$PACKAGE%g
8104 s%@VERSION@%$VERSION%g
8105 s%@USE_NLS@%$USE_NLS%g
8106 s%@LIBINTL@%$LIBINTL%g
8107 s%@LIBINTL_DEP@%$LIBINTL_DEP%g
8108 s%@INCINTL@%$INCINTL%g
8109 s%@XGETTEXT@%$XGETTEXT%g
8110 s%@GMSGFMT@%$GMSGFMT%g
8111 s%@POSUB@%$POSUB%g
8112 s%@CATALOGS@%$CATALOGS%g
8113 s%@CROSS@%$CROSS%g
8114 s%@ALL@%$ALL%g
8115 s%@SYSTEM_HEADER_DIR@%$SYSTEM_HEADER_DIR%g
8116 s%@inhibit_libc@%$inhibit_libc%g
8117 s%@BUILD_PREFIX@%$BUILD_PREFIX%g
8118 s%@BUILD_PREFIX_1@%$BUILD_PREFIX_1%g
8119 s%@CC_FOR_BUILD@%$CC_FOR_BUILD%g
8120 s%@BUILD_CFLAGS@%$BUILD_CFLAGS%g
8121 s%@STMP_FIXINC@%$STMP_FIXINC%g
8122 s%@STMP_FIXPROTO@%$STMP_FIXPROTO%g
8123 s%@libgcc_visibility@%$libgcc_visibility%g
8124 s%@gthread_flags@%$gthread_flags%g
8125 s%@GGC@%$GGC%g
8126 s%@zlibdir@%$zlibdir%g
8127 s%@zlibinc@%$zlibinc%g
8128 s%@MAINT@%$MAINT%g
8129 s%@gcc_tooldir@%$gcc_tooldir%g
8130 s%@dollar@%$dollar%g
8131 s%@slibdir@%$slibdir%g
8132 s%@objdir@%$objdir%g
8133 s%@subdirs@%$subdirs%g
8134 s%@srcdir@%$srcdir%g
8135 s%@all_boot_languages@%$all_boot_languages%g
8136 s%@all_compilers@%$all_compilers%g
8137 s%@all_gtfiles@%$all_gtfiles%g
8138 s%@all_gtfiles_files_langs@%$all_gtfiles_files_langs%g
8139 s%@all_gtfiles_files_files@%$all_gtfiles_files_files%g
8140 s%@all_lang_makefiles@%$all_lang_makefiles%g
8141 s%@all_languages@%$all_languages%g
8142 s%@all_stagestuff@%$all_stagestuff%g
8143 s%@build_exeext@%$build_exeext%g
8144 s%@build_install_headers_dir@%$build_install_headers_dir%g
8145 s%@build_xm_file_list@%$build_xm_file_list%g
8146 s%@build_xm_include_list@%$build_xm_include_list%g
8147 s%@build_xm_defines@%$build_xm_defines%g
8148 s%@check_languages@%$check_languages%g
8149 s%@cc_set_by_configure@%$cc_set_by_configure%g
8150 s%@quoted_cc_set_by_configure@%$quoted_cc_set_by_configure%g
8151 s%@cpp_install_dir@%$cpp_install_dir%g
8152 s%@dep_host_xmake_file@%$dep_host_xmake_file%g
8153 s%@dep_tmake_file@%$dep_tmake_file%g
8154 s%@extra_headers_list@%$extra_headers_list%g
8155 s%@extra_objs@%$extra_objs%g
8156 s%@extra_parts@%$extra_parts%g
8157 s%@extra_passes@%$extra_passes%g
8158 s%@extra_programs@%$extra_programs%g
8159 s%@float_h_file@%$float_h_file%g
8160 s%@gcc_config_arguments@%$gcc_config_arguments%g
8161 s%@gcc_gxx_include_dir@%$gcc_gxx_include_dir%g
8162 s%@libstdcxx_incdir@%$libstdcxx_incdir%g
8163 s%@gcc_version@%$gcc_version%g
8164 s%@gcc_version_full@%$gcc_version_full%g
8165 s%@gcc_version_trigger@%$gcc_version_trigger%g
8166 s%@host_exeext@%$host_exeext%g
8167 s%@host_extra_gcc_objs@%$host_extra_gcc_objs%g
8168 s%@host_xm_file_list@%$host_xm_file_list%g
8169 s%@host_xm_include_list@%$host_xm_include_list%g
8170 s%@host_xm_defines@%$host_xm_defines%g
8171 s%@out_host_hook_obj@%$out_host_hook_obj%g
8172 s%@install@%$install%g
8173 s%@lang_opt_files@%$lang_opt_files%g
8174 s%@lang_specs_files@%$lang_specs_files%g
8175 s%@lang_tree_files@%$lang_tree_files%g
8176 s%@local_prefix@%$local_prefix%g
8177 s%@md_file@%$md_file%g
8178 s%@objc_boehm_gc@%$objc_boehm_gc%g
8179 s%@out_file@%$out_file%g
8180 s%@out_object_file@%$out_object_file%g
8181 s%@stage_prefix_set_by_configure@%$stage_prefix_set_by_configure%g
8182 s%@quoted_stage_prefix_set_by_configure@%$quoted_stage_prefix_set_by_configure%g
8183 s%@symbolic_link@%$symbolic_link%g
8184 s%@thread_file@%$thread_file%g
8185 s%@tm_file_list@%$tm_file_list%g
8186 s%@tm_include_list@%$tm_include_list%g
8187 s%@tm_defines@%$tm_defines%g
8188 s%@tm_p_file_list@%$tm_p_file_list%g
8189 s%@tm_p_include_list@%$tm_p_include_list%g
8190 s%@xm_file_list@%$xm_file_list%g
8191 s%@xm_include_list@%$xm_include_list%g
8192 s%@xm_defines@%$xm_defines%g
8193 s%@c_target_objs@%$c_target_objs%g
8194 s%@cxx_target_objs@%$cxx_target_objs%g
8195 s%@target_cpu_default@%$target_cpu_default%g
8196 /@target_overrides@/r $target_overrides
8197 s%@target_overrides@%%g
8198 /@host_overrides@/r $host_overrides
8199 s%@host_overrides@%%g
8200 /@language_fragments@/r $language_fragments
8201 s%@language_fragments@%%g
8202 /@language_hooks@/r $language_hooks
8203 s%@language_hooks@%%g
8204
8205 CEOF
8206 EOF
8207
8208 cat >> $CONFIG_STATUS <<\EOF
8209
8210 # Split the substitutions into bite-sized pieces for seds with
8211 # small command number limits, like on Digital OSF/1 and HP-UX.
8212 ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
8213 ac_file=1 # Number of current file.
8214 ac_beg=1 # First line for current file.
8215 ac_end=$ac_max_sed_cmds # Line after last line for current file.
8216 ac_more_lines=:
8217 ac_sed_cmds=""
8218 while $ac_more_lines; do
8219   if test $ac_beg -gt 1; then
8220     sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
8221   else
8222     sed "${ac_end}q" conftest.subs > conftest.s$ac_file
8223   fi
8224   if test ! -s conftest.s$ac_file; then
8225     ac_more_lines=false
8226     rm -f conftest.s$ac_file
8227   else
8228     if test -z "$ac_sed_cmds"; then
8229       ac_sed_cmds="sed -f conftest.s$ac_file"
8230     else
8231       ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
8232     fi
8233     ac_file=`expr $ac_file + 1`
8234     ac_beg=$ac_end
8235     ac_end=`expr $ac_end + $ac_max_sed_cmds`
8236   fi
8237 done
8238 if test -z "$ac_sed_cmds"; then
8239   ac_sed_cmds=cat
8240 fi
8241 EOF
8242
8243 cat >> $CONFIG_STATUS <<EOF
8244
8245 CONFIG_FILES=\${CONFIG_FILES-"$all_outputs"}
8246 EOF
8247 cat >> $CONFIG_STATUS <<\EOF
8248 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
8249   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
8250   case "$ac_file" in
8251   *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
8252        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
8253   *) ac_file_in="${ac_file}.in" ;;
8254   esac
8255
8256   # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
8257
8258   # Remove last slash and all that follows it.  Not all systems have dirname.
8259   ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
8260   if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
8261     # The file is in a subdirectory.
8262     test ! -d "$ac_dir" && mkdir "$ac_dir"
8263     ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
8264     # A "../" for each directory in $ac_dir_suffix.
8265     ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
8266   else
8267     ac_dir_suffix= ac_dots=
8268   fi
8269
8270   case "$ac_given_srcdir" in
8271   .)  srcdir=.
8272       if test -z "$ac_dots"; then top_srcdir=.
8273       else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
8274   /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
8275   *) # Relative path.
8276     srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
8277     top_srcdir="$ac_dots$ac_given_srcdir" ;;
8278   esac
8279
8280
8281   echo creating "$ac_file"
8282   rm -f "$ac_file"
8283   configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
8284   case "$ac_file" in
8285   *Makefile*) ac_comsub="1i\\
8286 # $configure_input" ;;
8287   *) ac_comsub= ;;
8288   esac
8289
8290   ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
8291   sed -e "$ac_comsub
8292 s%@configure_input@%$configure_input%g
8293 s%@srcdir@%$srcdir%g
8294 s%@top_srcdir@%$top_srcdir%g
8295 " $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
8296 fi; done
8297 rm -f conftest.s*
8298
8299 # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
8300 # NAME is the cpp macro being defined and VALUE is the value it is being given.
8301 #
8302 # ac_d sets the value in "#define NAME VALUE" lines.
8303 ac_dA='s%^\([   ]*\)#\([        ]*define[       ][      ]*\)'
8304 ac_dB='\([      ][      ]*\)[^  ]*%\1#\2'
8305 ac_dC='\3'
8306 ac_dD='%g'
8307 # ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
8308 ac_uA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
8309 ac_uB='\([      ]\)%\1#\2define\3'
8310 ac_uC=' '
8311 ac_uD='\4%g'
8312 # ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
8313 ac_eA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
8314 ac_eB='$%\1#\2define\3'
8315 ac_eC=' '
8316 ac_eD='%g'
8317
8318 if test "${CONFIG_HEADERS+set}" != set; then
8319 EOF
8320 cat >> $CONFIG_STATUS <<EOF
8321   CONFIG_HEADERS="auto-host.h:config.in"
8322 EOF
8323 cat >> $CONFIG_STATUS <<\EOF
8324 fi
8325 for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
8326   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
8327   case "$ac_file" in
8328   *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
8329        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
8330   *) ac_file_in="${ac_file}.in" ;;
8331   esac
8332
8333   echo creating $ac_file
8334
8335   rm -f conftest.frag conftest.in conftest.out
8336   ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
8337   cat $ac_file_inputs > conftest.in
8338
8339 EOF
8340
8341 # Transform confdefs.h into a sed script conftest.vals that substitutes
8342 # the proper values into config.h.in to produce config.h.  And first:
8343 # Protect against being on the right side of a sed subst in config.status.
8344 # Protect against being in an unquoted here document in config.status.
8345 rm -f conftest.vals
8346 cat > conftest.hdr <<\EOF
8347 s/[\\&%]/\\&/g
8348 s%[\\$`]%\\&%g
8349 s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
8350 s%ac_d%ac_u%gp
8351 s%ac_u%ac_e%gp
8352 EOF
8353 sed -n -f conftest.hdr confdefs.h > conftest.vals
8354 rm -f conftest.hdr
8355
8356 # This sed command replaces #undef with comments.  This is necessary, for
8357 # example, in the case of _POSIX_SOURCE, which is predefined and required
8358 # on some systems where configure will not decide to define it.
8359 cat >> conftest.vals <<\EOF
8360 s%^[    ]*#[    ]*undef[        ][      ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
8361 EOF
8362
8363 # Break up conftest.vals because some shells have a limit on
8364 # the size of here documents, and old seds have small limits too.
8365
8366 rm -f conftest.tail
8367 while :
8368 do
8369   ac_lines=`grep -c . conftest.vals`
8370   # grep -c gives empty output for an empty file on some AIX systems.
8371   if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
8372   # Write a limited-size here document to conftest.frag.
8373   echo '  cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
8374   sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
8375   echo 'CEOF
8376   sed -f conftest.frag conftest.in > conftest.out
8377   rm -f conftest.in
8378   mv conftest.out conftest.in
8379 ' >> $CONFIG_STATUS
8380   sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
8381   rm -f conftest.vals
8382   mv conftest.tail conftest.vals
8383 done
8384 rm -f conftest.vals
8385
8386 cat >> $CONFIG_STATUS <<\EOF
8387   rm -f conftest.frag conftest.h
8388   echo "/* $ac_file.  Generated automatically by configure.  */" > conftest.h
8389   cat conftest.in >> conftest.h
8390   rm -f conftest.in
8391   if cmp -s $ac_file conftest.h 2>/dev/null; then
8392     echo "$ac_file is unchanged"
8393     rm -f conftest.h
8394   else
8395     # Remove last slash and all that follows it.  Not all systems have dirname.
8396       ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
8397       if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
8398       # The file is in a subdirectory.
8399       test ! -d "$ac_dir" && mkdir "$ac_dir"
8400     fi
8401     rm -f $ac_file
8402     mv conftest.h $ac_file
8403   fi
8404 fi; done
8405
8406 EOF
8407 cat >> $CONFIG_STATUS <<EOF
8408 subdirs='$subdirs'
8409 symbolic_link='$symbolic_link'
8410
8411 EOF
8412 cat >> $CONFIG_STATUS <<\EOF
8413
8414 case x$CONFIG_HEADERS in
8415 xauto-host.h:config.in)
8416 echo > cstamp-h ;;
8417 esac
8418 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
8419 # bootstrapping and the installation procedure can still use
8420 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
8421 # FLAGS_TO_PASS has been modified to solve the problem there.
8422 # This is virtually a duplicate of what happens in configure.lang; we do
8423 # an extra check to make sure this only happens if ln -s can be used.
8424 if test "$symbolic_link" = "ln -s"; then
8425  for d in .. ${subdirs} fixinc ; do
8426    if test $d != ..; then
8427         STARTDIR=`${PWDCMD-pwd}`
8428         cd $d
8429         for t in stage1 stage2 stage3 stage4 stageprofile stagefeedback include
8430         do
8431                 rm -f $t
8432                 $symbolic_link ../$t $t 2>/dev/null
8433         done
8434         cd $STARTDIR
8435    fi
8436  done
8437 else true ; fi
8438
8439 exit 0
8440 EOF
8441 chmod +x $CONFIG_STATUS
8442 rm -fr confdefs* $ac_clean_files
8443 test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
8444