configure

   1 #! /bin/sh
   2
   3 # From configure.in CVSid
   4
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  10
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  13
  14 # Guess values for system-dependent variables and create Makefiles.
  15 # Generated automatically using autoconf version 2.13
  16 # Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
  17 #
  18 # This configure script is free software; the Free Software Foundation
  19 # gives unlimited permission to copy, distribute and modify it.
  20
  21 # Defaults:
  22 ac_help=
  23 ac_default_prefix=/usr/local
  24 # Any additions from configure.in:
  25 ac_help="$ac_help
  26   --with-gmp=DIRECTORY    find GMP source code in DIRECTORY (not needed)"
  27 ac_help="$ac_help
  28   --with-gd=DIR           find libgd include dir and library with prefix DIR"
  29 ac_help="$ac_help
  30   --with-gd-include=DIR   find libgd include files in DIR"
  31 ac_help="$ac_help
  32   --with-gd-lib=DIR       find libgd library files in DIR"
  33 ac_help="$ac_help
  34   --with-fp               if using floating-point hardware [default=yes]"
  35 ac_help="$ac_help
  36   --with-binutils=PATH    specify location of binutils (as and ld)"
  37 ac_help="$ac_help
  38   --with-elf              if using the ELF object format"
  39 ac_help="$ac_help
  40   --without-cvs           if CVS should not be used"
  41 ac_help="$ac_help
  42   --with-headers=PATH     location of system headers to use
  43                           [e.g. /usr/src/linux/include]
  44                           [default=compiler default]"
  45 ac_help="$ac_help
  46   --enable-libio          build in GNU libio instead of GNU stdio"
  47 ac_help="$ac_help
  48   --disable-sanity-checks really do not use threads (should not be used
  49                           except in special situations) [default=yes]"
  50 ac_help="$ac_help
  51   --enable-shared         build shared library [default=yes if GNU ld & ELF]"
  52 ac_help="$ac_help
  53   --enable-profile        build profiled library [default=yes]"
  54 ac_help="$ac_help
  55   --enable-omitfp         build undebuggable optimized library [default=no]"
  56 ac_help="$ac_help
  57   --enable-bounded        build with runtime bounds checking [default=no]"
  58 ac_help="$ac_help
  59   --disable-versioning    do not include versioning information in the
  60                           library objects [default=yes if supported]"
  61 ac_help="$ac_help
  62   --enable-oldest-abi=ABI configure the oldest ABI supported [e.g. 2.2]
  63                           [default=glibc default]"
  64 ac_help="$ac_help
  65   --enable-add-ons[=DIR1,DIR2]...
  66                           configure and build add-ons in DIR1,DIR2,...
  67                           search for add-ons if no parameter given"
  68 ac_help="$ac_help
  69   --enable-static-nss     build static NSS modules [default=no]"
  70 ac_help="$ac_help
  71   --disable-force-install don't force installation of files from this package,
  72                           even if they are older than the installed files"
  73 ac_help="$ac_help
  74   --enable-kernel=VERSION compile for compatibility with kernel not older
  75                            than VERSION"
  76 ac_help="$ac_help
  77   --enable-all-warnings   enable all useful warnings gcc can issue"
  78
  79 # Initialize some variables set by options.
  80 # The variables have the same names as the options, with
  81 # dashes changed to underlines.
  82 build=NONE
  83 cache_file=./config.cache
  84 exec_prefix=NONE
  85 host=NONE
  86 no_create=
  87 nonopt=NONE
  88 no_recursion=
  89 prefix=NONE
  90 program_prefix=NONE
  91 program_suffix=NONE
  92 program_transform_name=s,x,x,
  93 silent=
  94 site=
  95 srcdir=
  96 target=NONE
  97 verbose=
  98 x_includes=NONE
  99 x_libraries=NONE
 100 bindir='${exec_prefix}/bin'
 101 sbindir='${exec_prefix}/sbin'
 102 libexecdir='${exec_prefix}/libexec'
 103 datadir='${prefix}/share'
 104 sysconfdir='${prefix}/etc'
 105 sharedstatedir='${prefix}/com'
 106 localstatedir='${prefix}/var'
 107 libdir='${exec_prefix}/lib'
 108 includedir='${prefix}/include'
 109 oldincludedir='/usr/include'
 110 infodir='${prefix}/info'
 111 mandir='${prefix}/man'
 112
 113 # Initialize some other variables.
 114 subdirs=
 115 MFLAGS= MAKEFLAGS=
 116 SHELL=${CONFIG_SHELL-/bin/sh}
 117 # Maximum number of lines to put in a shell here document.
 118 ac_max_here_lines=12
 119
 120 ac_prev=
 121 for ac_option
 122 do
 123
 124   # If the previous option needs an argument, assign it.
 125   if test -n "$ac_prev"; then
 126     eval "$ac_prev=\$ac_option"
 127     ac_prev=
 128     continue
 129   fi
 130
 131   case "$ac_option" in
 132   -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
 133   *) ac_optarg= ;;
 134   esac
 135
 136   # Accept the important Cygnus configure options, so we can diagnose typos.
 137
 138   case "$ac_option" in
 139
 140   -bindir | --bindir | --bindi | --bind | --bin | --bi)
 141     ac_prev=bindir ;;
 142   -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
 143     bindir="$ac_optarg" ;;
 144
 145   -build | --build | --buil | --bui | --bu)
 146     ac_prev=build ;;
 147   -build=* | --build=* | --buil=* | --bui=* | --bu=*)
 148     build="$ac_optarg" ;;
 149
 150   -cache-file | --cache-file | --cache-fil | --cache-fi \
 151   | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
 152     ac_prev=cache_file ;;
 153   -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
 154   | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
 155     cache_file="$ac_optarg" ;;
 156
 157   -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
 158     ac_prev=datadir ;;
 159   -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
 160   | --da=*)
 161     datadir="$ac_optarg" ;;
 162
 163   -disable-* | --disable-*)
 164     ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
 165     # Reject names that are not valid shell variable names.
 166     if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
 167       { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
 168     fi
 169     ac_feature=`echo $ac_feature| sed 's/-/_/g'`
 170     eval "enable_${ac_feature}=no" ;;
 171
 172   -enable-* | --enable-*)
 173     ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
 174     # Reject names that are not valid shell variable names.
 175     if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
 176       { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
 177     fi
 178     ac_feature=`echo $ac_feature| sed 's/-/_/g'`
 179     case "$ac_option" in
 180       *=*) ;;
 181       *) ac_optarg=yes ;;
 182     esac
 183     eval "enable_${ac_feature}='$ac_optarg'" ;;
 184
 185   -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
 186   | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
 187   | --exec | --exe | --ex)
 188     ac_prev=exec_prefix ;;
 189   -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
 190   | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
 191   | --exec=* | --exe=* | --ex=*)
 192     exec_prefix="$ac_optarg" ;;
 193
 194   -gas | --gas | --ga | --g)
 195     # Obsolete; use --with-gas.
 196     with_gas=yes ;;
 197
 198   -help | --help | --hel | --he)
 199     # Omit some internal or obsolete options to make the list less imposing.
 200     # This message is too long to be a string in the A/UX 3.1 sh.
 201     cat << EOF
 202 Usage: configure [options] [host]
 203 Options: [defaults in brackets after descriptions]
 204 Configuration:
 205   --cache-file=FILE       cache test results in FILE
 206   --help                  print this message
 207   --no-create             do not create output files
 208   --quiet, --silent       do not print \`checking...' messages
 209   --version               print the version of autoconf that created configure
 210 Directory and file names:
 211   --prefix=PREFIX         install architecture-independent files in PREFIX
 212                           [$ac_default_prefix]
 213   --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
 214                           [same as prefix]
 215   --bindir=DIR            user executables in DIR [EPREFIX/bin]
 216   --sbindir=DIR           system admin executables in DIR [EPREFIX/sbin]
 217   --libexecdir=DIR        program executables in DIR [EPREFIX/libexec]
 218   --datadir=DIR           read-only architecture-independent data in DIR
 219                           [PREFIX/share]
 220   --sysconfdir=DIR        read-only single-machine data in DIR [PREFIX/etc]
 221   --sharedstatedir=DIR    modifiable architecture-independent data in DIR
 222                           [PREFIX/com]
 223   --localstatedir=DIR     modifiable single-machine data in DIR [PREFIX/var]
 224   --libdir=DIR            object code libraries in DIR [EPREFIX/lib]
 225   --includedir=DIR        C header files in DIR [PREFIX/include]
 226   --oldincludedir=DIR     C header files for non-gcc in DIR [/usr/include]
 227   --infodir=DIR           info documentation in DIR [PREFIX/info]
 228   --mandir=DIR            man documentation in DIR [PREFIX/man]
 229   --srcdir=DIR            find the sources in DIR [configure dir or ..]
 230   --program-prefix=PREFIX prepend PREFIX to installed program names
 231   --program-suffix=SUFFIX append SUFFIX to installed program names
 232   --program-transform-name=PROGRAM
 233                           run sed PROGRAM on installed program names
 234 EOF
 235     cat << EOF
 236 Host type:
 237   --build=BUILD           configure for building on BUILD [BUILD=HOST]
 238   --host=HOST             configure for HOST [guessed]
 239   --target=TARGET         configure for TARGET [TARGET=HOST]
 240 Features and packages:
 241   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
 242   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
 243   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
 244   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
 245   --x-includes=DIR        X include files are in DIR
 246   --x-libraries=DIR       X library files are in DIR
 247 EOF
 248     if test -n "$ac_help"; then
 249       echo "--enable and --with options recognized:$ac_help"
 250     fi
 251     exit 0 ;;
 252
 253   -host | --host | --hos | --ho)
 254     ac_prev=host ;;
 255   -host=* | --host=* | --hos=* | --ho=*)
 256     host="$ac_optarg" ;;
 257
 258   -includedir | --includedir | --includedi | --included | --include \
 259   | --includ | --inclu | --incl | --inc)
 260     ac_prev=includedir ;;
 261   -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
 262   | --includ=* | --inclu=* | --incl=* | --inc=*)
 263     includedir="$ac_optarg" ;;
 264
 265   -infodir | --infodir | --infodi | --infod | --info | --inf)
 266     ac_prev=infodir ;;
 267   -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
 268     infodir="$ac_optarg" ;;
 269
 270   -libdir | --libdir | --libdi | --libd)
 271     ac_prev=libdir ;;
 272   -libdir=* | --libdir=* | --libdi=* | --libd=*)
 273     libdir="$ac_optarg" ;;
 274
 275   -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \
 276   | --libexe | --libex | --libe)
 277     ac_prev=libexecdir ;;
 278   -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \
 279   | --libexe=* | --libex=* | --libe=*)
 280     libexecdir="$ac_optarg" ;;
 281
 282   -localstatedir | --localstatedir | --localstatedi | --localstated \
 283   | --localstate | --localstat | --localsta | --localst \
 284   | --locals | --local | --loca | --loc | --lo)
 285     ac_prev=localstatedir ;;
 286   -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
 287   | --localstate=* | --localstat=* | --localsta=* | --localst=* \
 288   | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
 289     localstatedir="$ac_optarg" ;;
 290
 291   -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
 292     ac_prev=mandir ;;
 293   -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
 294     mandir="$ac_optarg" ;;
 295
 296   -nfp | --nfp | --nf)
 297     # Obsolete; use --without-fp.
 298     with_fp=no ;;
 299
 300   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
 301   | --no-cr | --no-c)
 302     no_create=yes ;;
 303
 304   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
 305   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
 306     no_recursion=yes ;;
 307
 308   -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \
 309   | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \
 310   | --oldin | --oldi | --old | --ol | --o)
 311     ac_prev=oldincludedir ;;
 312   -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \
 313   | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \
 314   | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
 315     oldincludedir="$ac_optarg" ;;
 316
 317   -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
 318     ac_prev=prefix ;;
 319   -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
 320     prefix="$ac_optarg" ;;
 321
 322   -program-prefix | --program-prefix | --program-prefi | --program-pref \
 323   | --program-pre | --program-pr | --program-p)
 324     ac_prev=program_prefix ;;
 325   -program-prefix=* | --program-prefix=* | --program-prefi=* \
 326   | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
 327     program_prefix="$ac_optarg" ;;
 328
 329   -program-suffix | --program-suffix | --program-suffi | --program-suff \
 330   | --program-suf | --program-su | --program-s)
 331     ac_prev=program_suffix ;;
 332   -program-suffix=* | --program-suffix=* | --program-suffi=* \
 333   | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
 334     program_suffix="$ac_optarg" ;;
 335
 336   -program-transform-name | --program-transform-name \
 337   | --program-transform-nam | --program-transform-na \
 338   | --program-transform-n | --program-transform- \
 339   | --program-transform | --program-transfor \
 340   | --program-transfo | --program-transf \
 341   | --program-trans | --program-tran \
 342   | --progr-tra | --program-tr | --program-t)
 343     ac_prev=program_transform_name ;;
 344   -program-transform-name=* | --program-transform-name=* \
 345   | --program-transform-nam=* | --program-transform-na=* \
 346   | --program-transform-n=* | --program-transform-=* \
 347   | --program-transform=* | --program-transfor=* \
 348   | --program-transfo=* | --program-transf=* \
 349   | --program-trans=* | --program-tran=* \
 350   | --progr-tra=* | --program-tr=* | --program-t=*)
 351     program_transform_name="$ac_optarg" ;;
 352
 353   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
 354   | -silent | --silent | --silen | --sile | --sil)
 355     silent=yes ;;
 356
 357   -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
 358     ac_prev=sbindir ;;
 359   -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
 360   | --sbi=* | --sb=*)
 361     sbindir="$ac_optarg" ;;
 362
 363   -sharedstatedir | --sharedstatedir | --sharedstatedi \
 364   | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
 365   | --sharedst | --shareds | --shared | --share | --shar \
 366   | --sha | --sh)
 367     ac_prev=sharedstatedir ;;
 368   -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
 369   | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
 370   | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
 371   | --sha=* | --sh=*)
 372     sharedstatedir="$ac_optarg" ;;
 373
 374   -site | --site | --sit)
 375     ac_prev=site ;;
 376   -site=* | --site=* | --sit=*)
 377     site="$ac_optarg" ;;
 378
 379   -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
 380     ac_prev=srcdir ;;
 381   -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
 382     srcdir="$ac_optarg" ;;
 383
 384   -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
 385   | --syscon | --sysco | --sysc | --sys | --sy)
 386     ac_prev=sysconfdir ;;
 387   -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
 388   | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
 389     sysconfdir="$ac_optarg" ;;
 390
 391   -target | --target | --targe | --targ | --tar | --ta | --t)
 392     ac_prev=target ;;
 393   -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
 394     target="$ac_optarg" ;;
 395
 396   -v | -verbose | --verbose | --verbos | --verbo | --verb)
 397     verbose=yes ;;
 398
 399   -version | --version | --versio | --versi | --vers)
 400     echo "configure generated by autoconf version 2.13"
 401     exit 0 ;;
 402
 403   -with-* | --with-*)
 404     ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
 405     # Reject names that are not valid shell variable names.
 406     if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
 407       { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
 408     fi
 409     ac_package=`echo $ac_package| sed 's/-/_/g'`
 410     case "$ac_option" in
 411       *=*) ;;
 412       *) ac_optarg=yes ;;
 413     esac
 414     eval "with_${ac_package}='$ac_optarg'" ;;
 415
 416   -without-* | --without-*)
 417     ac_package=`echo $ac_option|sed -e 's/-*without-//'`
 418     # Reject names that are not valid shell variable names.
 419     if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
 420       { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
 421     fi
 422     ac_package=`echo $ac_package| sed 's/-/_/g'`
 423     eval "with_${ac_package}=no" ;;
 424
 425   --x)
 426     # Obsolete; use --with-x.
 427     with_x=yes ;;
 428
 429   -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
 430   | --x-incl | --x-inc | --x-in | --x-i)
 431     ac_prev=x_includes ;;
 432   -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
 433   | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
 434     x_includes="$ac_optarg" ;;
 435
 436   -x-libraries | --x-libraries | --x-librarie | --x-librari \
 437   | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
 438     ac_prev=x_libraries ;;
 439   -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
 440   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
 441     x_libraries="$ac_optarg" ;;
 442
 443   -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
 444     ;;
 445
 446   *)
 447     if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
 448       echo "configure: warning: $ac_option: invalid host type" 1>&2
 449     fi
 450     if test "x$nonopt" != xNONE; then
 451       { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
 452     fi
 453     nonopt="$ac_option"
 454     ;;
 455
 456   esac
 457 done
 458
 459 if test -n "$ac_prev"; then
 460   { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; }
 461 fi
 462
 463 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
 464
 465 # File descriptor usage:
 466 # 0 standard input
 467 # 1 file creation
 468 # 2 errors and warnings
 469 # 3 some systems may open it to /dev/tty
 470 # 4 used on the Kubota Titan
 471 # 6 checking for... messages and results
 472 # 5 compiler messages saved in config.log
 473 if test "$silent" = yes; then
 474   exec 6>/dev/null
 475 else
 476   exec 6>&1
 477 fi
 478 exec 5>./config.log
 479
 480 echo "\
 481 This file contains any messages produced by compilers while
 482 running configure, to aid debugging if configure makes a mistake.
 483 " 1>&5
 484
 485 # Strip out --no-create and --no-recursion so they do not pile up.
 486 # Also quote any args containing shell metacharacters.
 487 ac_configure_args=
 488 for ac_arg
 489 do
 490   case "$ac_arg" in
 491   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
 492   | --no-cr | --no-c) ;;
 493   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
 494   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
 495   *" "*|*"      "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
 496   ac_configure_args="$ac_configure_args '$ac_arg'" ;;
 497   *) ac_configure_args="$ac_configure_args $ac_arg" ;;
 498   esac
 499 done
 500
 501 # NLS nuisances.
 502 # Only set these to C if already set.  These must not be set unconditionally
 503 # because not all systems understand e.g. LANG=C (notably SCO).
 504 # Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
 505 # Non-C LC_CTYPE values break the ctype check.
 506 if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
 507 if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
 508 if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
 509 if test "${LC_CTYPE+set}"    = set; then LC_CTYPE=C;    export LC_CTYPE;    fi
 510
 511 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 512 rm -rf conftest* confdefs.h
 513 # AIX cpp loses on an empty file, so make sure it contains at least a newline.
 514 echo > confdefs.h
 515
 516 # A filename unique to this package, relative to the directory that
 517 # configure is in, which we can look for to find out if srcdir is correct.
 518 ac_unique_file=include/features.h
 519
 520 # Find the source files, if location was not specified.
 521 if test -z "$srcdir"; then
 522   ac_srcdir_defaulted=yes
 523   # Try the directory containing this script, then its parent.
 524   ac_prog=$0
 525   ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
 526   test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
 527   srcdir=$ac_confdir
 528   if test ! -r $srcdir/$ac_unique_file; then
 529     srcdir=..
 530   fi
 531 else
 532   ac_srcdir_defaulted=no
 533 fi
 534 if test ! -r $srcdir/$ac_unique_file; then
 535   if test "$ac_srcdir_defaulted" = yes; then
 536     { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
 537   else
 538     { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
 539   fi
 540 fi
 541 srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`
 542
 543 # Prefer explicitly selected file to automatically selected ones.
 544 if test -z "$CONFIG_SITE"; then
 545   if test "x$prefix" != xNONE; then
 546     CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
 547   else
 548     CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
 549   fi
 550 fi
 551 for ac_site_file in $CONFIG_SITE; do
 552   if test -r "$ac_site_file"; then
 553     echo "loading site script $ac_site_file"
 554     . "$ac_site_file"
 555   fi
 556 done
 557
 558 if test -r "$cache_file"; then
 559   echo "loading cache $cache_file"
 560   . $cache_file
 561 else
 562   echo "creating cache $cache_file"
 563   > $cache_file
 564 fi
 565
 566 ac_ext=c
 567 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 568 ac_cpp='$CPP $CPPFLAGS'
 569 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
 570 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
 571 cross_compiling=$ac_cv_prog_cc_cross
 572
 573 ac_exeext=
 574 ac_objext=o
 575 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
 576   # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
 577   if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
 578     ac_n= ac_c='
 579 ' ac_t='        '
 580   else
 581     ac_n=-n ac_c= ac_t=
 582   fi
 583 else
 584   ac_n= ac_c='\c' ac_t=
 585 fi
 586
 587     if test -r /vmunix; then
 588       kernel_id=`strings /vmunix | grep UNIX`
 589     elif test -r /dynix; then
 590       kernel_id=`strings /dynix | grep DYNIX`
 591     else
 592       kernel_id=
 593     fi
 594
 595
 596
 597 ac_aux_dir=
 598 for ac_dir in scripts $srcdir/scripts; do
 599   if test -f $ac_dir/install-sh; then
 600     ac_aux_dir=$ac_dir
 601     ac_install_sh="$ac_aux_dir/install-sh -c"
 602     break
 603   elif test -f $ac_dir/install.sh; then
 604     ac_aux_dir=$ac_dir
 605     ac_install_sh="$ac_aux_dir/install.sh -c"
 606     break
 607   fi
 608 done
 609 if test -z "$ac_aux_dir"; then
 610   { echo "configure: error: can not find install-sh or install.sh in scripts $srcdir/scripts" 1>&2; exit 1; }
 611 fi
 612 ac_config_guess=$ac_aux_dir/config.guess
 613 ac_config_sub=$ac_aux_dir/config.sub
 614 ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 615
 616
 617 # This will get text that should go into config.make.
 618 config_vars=
 619
 620 # Check for a --with-gmp argument and set gmp-srcdir in config.make.
 621 # Check whether --with-gmp or --without-gmp was given.
 622 if test "${with_gmp+set}" = set; then
 623   withval="$with_gmp"
 624   case "$with_gmp" in
 625 yes) { echo "configure: error: --with-gmp requires an argument; use --with-gmp=DIRECTORY" 1>&2; exit 1; } ;;
 626 ''|no) ;;
 627 *) config_vars="$config_vars
 628 gmp-srcdir = $withval" ;;
 629 esac
 630
 631 fi
 632
 633 # Check for a --with-gd argument and set libgd-LDFLAGS in config.make.
 634 # Check whether --with-gd or --without-gd was given.
 635 if test "${with_gd+set}" = set; then
 636   withval="$with_gd"
 637   case "$with_gd" in
 638 yes|''|no) ;;
 639 *) libgd_include="-I$withval/include"
 640    libgd_ldflags="-L$withval/lib" ;;
 641 esac
 642
 643 fi
 644
 645 # Check whether --with-gd-include or --without-gd-include was given.
 646 if test "${with_gd_include+set}" = set; then
 647   withval="$with_gd_include"
 648   case "$with_gd_include" in
 649 ''|no) ;;
 650 *) libgd_include="-I$withval" ;;
 651 esac
 652
 653 fi
 654
 655 # Check whether --with-gd-lib or --without-gd-lib was given.
 656 if test "${with_gd_lib+set}" = set; then
 657   withval="$with_gd_lib"
 658   case "$with_gd_lib" in
 659 ''|no) ;;
 660 *) libgd_ldflags="-L$withval" ;;
 661 esac
 662
 663 fi
 664
 665
 666 if test -n "$libgd_include"; then
 667   config_vars="$config_vars
 668 CFLAGS-memusagestat.c = $libgd_include"
 669 fi
 670 if test -n "$libgd_ldflags"; then
 671   config_vars="$config_vars
 672 libgd-LDFLAGS = $libgd_ldflags"
 673 fi
 674
 675 # Check whether --with-fp or --without-fp was given.
 676 if test "${with_fp+set}" = set; then
 677   withval="$with_fp"
 678   with_fp=$withval
 679 else
 680   with_fp=yes
 681 fi
 682
 683 # Check whether --with-binutils or --without-binutils was given.
 684 if test "${with_binutils+set}" = set; then
 685   withval="$with_binutils"
 686   path_binutils=$withval
 687 else
 688   path_binutils=''
 689 fi
 690
 691 # Check whether --with-elf or --without-elf was given.
 692 if test "${with_elf+set}" = set; then
 693   withval="$with_elf"
 694   elf=$withval
 695 else
 696   elf=no
 697 fi
 698
 699 # Check whether --with-cvs or --without-cvs was given.
 700 if test "${with_cvs+set}" = set; then
 701   withval="$with_cvs"
 702   with_cvs=$withval
 703 else
 704   with_cvs=yes
 705 fi
 706
 707 if test "$with_cvs" = yes; then
 708   if test -d $srcdir/CVS && grep :pserver: $srcdir/CVS/Root > /dev/null
 709   then
 710     with_cvs=no
 711   fi
 712 fi
 713
 714
 715 # Check whether --with-headers or --without-headers was given.
 716 if test "${with_headers+set}" = set; then
 717   withval="$with_headers"
 718   sysheaders=$withval
 719 else
 720   sysheaders=''
 721 fi
 722
 723
 724 # Check whether --enable-libio or --disable-libio was given.
 725 if test "${enable_libio+set}" = set; then
 726   enableval="$enable_libio"
 727   if test $enableval = yes; then
 728                  stdio=libio
 729                else
 730                  stdio=stdio
 731                fi
 732 else
 733   stdio=default
 734 fi
 735
 736
 737 # Check whether --enable-sanity-checks or --disable-sanity-checks was given.
 738 if test "${enable_sanity_checks+set}" = set; then
 739   enableval="$enable_sanity_checks"
 740   enable_sanity=$enableval
 741 else
 742   enable_sanity=yes
 743 fi
 744
 745
 746 static=yes
 747 # Check whether --enable-shared or --disable-shared was given.
 748 if test "${enable_shared+set}" = set; then
 749   enableval="$enable_shared"
 750   shared=$enableval
 751 else
 752   shared=default
 753 fi
 754
 755 # Check whether --enable-profile or --disable-profile was given.
 756 if test "${enable_profile+set}" = set; then
 757   enableval="$enable_profile"
 758   profile=$enableval
 759 else
 760   profile=yes
 761 fi
 762
 763 # Check whether --enable-omitfp or --disable-omitfp was given.
 764 if test "${enable_omitfp+set}" = set; then
 765   enableval="$enable_omitfp"
 766   omitfp=$enableval
 767 else
 768   omitfp=no
 769 fi
 770
 771 # Check whether --enable-bounded or --disable-bounded was given.
 772 if test "${enable_bounded+set}" = set; then
 773   enableval="$enable_bounded"
 774   bounded=$enableval
 775 else
 776   bounded=no
 777 fi
 778
 779 # Check whether --enable-versioning or --disable-versioning was given.
 780 if test "${enable_versioning+set}" = set; then
 781   enableval="$enable_versioning"
 782   enable_versioning=$enableval
 783 else
 784   enable_versioning=yes
 785 fi
 786
 787
 788 # Check whether --enable-oldest-abi or --disable-oldest-abi was given.
 789 if test "${enable_oldest_abi+set}" = set; then
 790   enableval="$enable_oldest_abi"
 791   oldest_abi=$enableval
 792 else
 793   oldest_abi=no
 794 fi
 795
 796 if test "$oldest_abi" = yes || test "$oldest_abi" = no; then
 797   oldest_abi=default
 798 else
 799   cat >> confdefs.h <<EOF
 800 #define GLIBC_OLDEST_ABI "$oldest_abi"
 801 EOF
 802
 803 fi
 804
 805
 806 # Check whether --enable-add-ons or --disable-add-ons was given.
 807 if test "${enable_add_ons+set}" = set; then
 808   enableval="$enable_add_ons"
 809   case "$enableval" in
 810     yes) add_ons=`cd $srcdir && echo */configure | sed -e 's!/configure!!g'`
 811          test "$add_ons" = "*" && add_ons= ;;
 812     *) add_ons=`echo "$enableval" | sed 's/,/ /g'`;;
 813    esac
 814 else
 815   add_ons=
 816 fi
 817
 818
 819 subdirs="$add_ons"
 820
 821 add_ons_pfx=
 822 if test x"$add_ons" != x; then
 823   for f in $add_ons; do
 824     # Some sanity checks
 825     if test "$f" = "crypt"; then
 826       { echo "configure: error:
 827 *** It seems that you're using an old \`crypt' add-on.  crypt is now
 828 *** part of glibc and using the old add-on will not work with this
 829 *** release.  Start again with fresh sources and without the old
 830 *** \`crypt' add-on." 1>&2; exit 1; }
 831     fi
 832     if test "$f" = "localedata"; then
 833       { echo "configure: error:
 834 *** It seems that you're using an old \`localedata' add-on.  localedata
 835 *** is now part of glibc and using the old add-on will not work with
 836 *** this release.  Start again with fresh sources and without the old
 837 *** \`localedata' add-on." 1>&2; exit 1; }
 838     fi
 839     # Test whether such a subdir really exists.
 840     if test -d $srcdir/$f; then
 841       add_ons_pfx="$add_ons_pfx $f/"
 842     else
 843       { echo "configure: error: add-on directory \"$f\" does not exist" 1>&2; exit 1; }
 844     fi
 845   done
 846 fi
 847
 848 # Check whether --enable-static-nss or --disable-static-nss was given.
 849 if test "${enable_static_nss+set}" = set; then
 850   enableval="$enable_static_nss"
 851   static_nss=$enableval
 852 else
 853   static_nss=no
 854 fi
 855
 856 if test x"$static_nss" = xyes; then
 857   cat >> confdefs.h <<\EOF
 858 #define DO_STATIC_NSS 1
 859 EOF
 860
 861 fi
 862
 863 # Check whether --enable-force-install or --disable-force-install was given.
 864 if test "${enable_force_install+set}" = set; then
 865   enableval="$enable_force_install"
 866   force_install=$enableval
 867 else
 868   force_install=yes
 869 fi
 870
 871
 872
 873 # Check whether --enable-kernel or --disable-kernel was given.
 874 if test "${enable_kernel+set}" = set; then
 875   enableval="$enable_kernel"
 876   minimum_kernel=$enableval
 877 fi
 878
 879 if test "$minimum_kernel" = yes || test "$minimum_kernel" = no; then
 880   # Better nothing than this.
 881   minimum_kernel=""
 882 else
 883   if test "$minimum_kernel" = current; then
 884     minimum_kernel=`uname -r 2>/dev/null` || minimum_kernel=
 885   fi
 886 fi
 887
 888 # Check whether --enable-all-warnings or --disable-all-warnings was given.
 889 if test "${enable_all_warnings+set}" = set; then
 890   enableval="$enable_all_warnings"
 891   all_warnings=$enableval
 892 fi
 893
 894
 895
 896
 897 # Make sure we can run config.sub.
 898 if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
 899 else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 900 fi
 901
 902 echo $ac_n "checking host system type""... $ac_c" 1>&6
 903 echo "configure:904: checking host system type" >&5
 904
 905 host_alias=$host
 906 case "$host_alias" in
 907 NONE)
 908   case $nonopt in
 909   NONE)
 910     if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
 911     else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
 912     fi ;;
 913   *) host_alias=$nonopt ;;
 914   esac ;;
 915 esac
 916
 917 host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
 918 host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 919 host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 920 host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 921 echo "$ac_t""$host" 1>&6
 922
 923
 924 # The way shlib-versions is used to generate soversions.mk uses a
 925 # fairly simplistic model for name recognition that can't distinguish
 926 # i486-pc-linux-gnu fully from i486-pc-gnu.  So we mutate a $host_os
 927 # of `gnu*' here to be `gnu-gnu*' just so that shlib-versions can
 928 # tell.  This doesn't get used much beyond that, so it's fairly safe.
 929 case "$host_os" in
 930 linux*)
 931   ;;
 932 gnu*)
 933   host_os=`echo $host_os | sed -e 's/gnu/gnu-gnu/'`
 934   ;;
 935 esac
 936
 937 # We keep the original values in `$config_*' and never modify them, so we
 938 # can write them unchanged into config.make.  Everything else uses
 939 # $machine, $vendor, and $os, and changes them whenever convenient.
 940 config_machine=$host_cpu config_vendor=$host_vendor config_os=$host_os
 941
 942 # Don't allow vendor == "unknown"
 943 test "$config_vendor" = unknown && config_vendor=
 944 config_os="`echo $config_os | sed 's/^unknown-//'`"
 945
 946 # Some configurations imply other options.
 947 case "$host_os" in
 948 gnu* | linux* | bsd4.4* | netbsd* | freebsd*)
 949   # These systems always use GNU tools.
 950   gnu_ld=yes gnu_as=yes ;;
 951 esac
 952 case "$host_os" in
 953 # i586-linuxaout is mangled into i586-pc-linux-gnuaout
 954 linux*ecoff* | linux*aout* | gnu*aout* | gnu*ecoff*)
 955   ;;
 956 gnu* | linux* | sysv4* | solaris2* | irix6*)
 957   # These systems (almost) always use the ELF format.
 958   elf=yes
 959   ;;
 960 esac
 961
 962 machine=$config_machine
 963 vendor=$config_vendor
 964 os=$config_os
 965
 966 # config.guess on some IBM machines says `rs6000' instead of `powerpc'.
 967 # Unify this here.
 968 if test "$machine" = rs6000; then
 969   machine="powerpc"
 970 fi
 971
 972 ###
 973 ### I put this here to prevent those annoying emails from people who cannot
 974 ### read and try to compile glibc on unsupported platforms.  --drepper
 975 ###
 976 ### By using the undocumented --enable-hacker-mode option for configure
 977 ### one can skip this test to make the configuration not fail for unsupported
 978 ### platforms.
 979 ###
 980 if test -z "$enable_hacker_mode"; then
 981   case "$machine-$host_os" in
 982   *-linux* | *-gnu* | arm*-none* | powerpc-aix4.3.*)
 983     ;;
 984   *)
 985     echo "*** The GNU C library is currently not available for this platform."
 986     echo "*** So far nobody cared to port it and if there is no volunteer it"
 987     echo "*** might never happen.  So, if you have interest to see glibc on"
 988     echo "*** this platform visit"
 989     echo "***   http://www.gnu.org/software/libc/porting.html"
 990     echo "*** and join the group of porters"
 991     exit 1
 992     ;;
 993   esac
 994 fi
 995
 996 # Expand the configuration machine name into a subdirectory by architecture
 997 # type and particular chip.
 998 case "$machine" in
 999 a29k | am29000) base_machine=a29k machine=a29k ;;
1000 alpha*)         base_machine=alpha machine=alpha/$machine ;;
1001 arm*)           base_machine=arm machine=arm/arm32/$machine ;;
1002 c3[012])        base_machine=cx0 machine=cx0/c30 ;;
1003 c4[04])         base_machine=cx0 machine=cx0/c40 ;;
1004 hppa*64*)       base_machine=hppa machine=hppa/hppa64 ;;
1005 hppa*)          base_machine=hppa machine=hppa/hppa1.1 ;;
1006 i[3456]86)      base_machine=i386 machine=i386/$machine ;;
1007 ia64)           base_machine=ia64 machine=ia64 ;;
1008 m680?0)         base_machine=m68k machine=m68k/$machine ;;
1009 m68k)           base_machine=m68k machine=m68k/m68020 ;;
1010 m88???)         base_machine=m88k machine=m88k/$machine ;;
1011 m88k)           base_machine=m88k machine=m88k/m88100 ;;
1012 mips64*)        base_machine=mips64 machine=mips/mips64/$machine ;;
1013 mips*)          base_machine=mips
1014                 case "`uname -m`" in
1015                 IP22) machine=mips/mips3 ;;
1016                 *)    machine=mips/$machine ;;
1017                 esac ;;
1018 s390)           base_machine=s390 machine=s390/s390-32 ;;
1019 s390x)          base_machine=s390 machine=s390/s390-64 ;;
1020 sh3*)           base_machine=sh machine=sh/sh3 ;;
1021 sh4*)           base_machine=sh machine=sh/sh4 ;;
1022 sparc | sparcv[67])
1023                 base_machine=sparc machine=sparc/sparc32 ;;
1024 sparcv8 | supersparc | hypersparc)
1025                 base_machine=sparc machine=sparc/sparc32/sparcv8 ;;
1026 sparcv8plus | sparcv8plusa | sparcv9)
1027                 base_machine=sparc machine=sparc/sparc32/sparcv9 ;;
1028 sparcv8plusb | sparcv9b)
1029                 base_machine=sparc machine=sparc/sparc32/sparcv9b ;;
1030 sparc64 | ultrasparc)
1031                 base_machine=sparc machine=sparc/sparc64 ;;
1032 sparc64b | ultrasparc3)
1033                 base_machine=sparc machine=sparc/sparc64/sparcv9b ;;
1034 thumb*)         base_machine=thumb machine=arm/thumb/$machine ;;
1035 esac
1036
1037
1038 if test "$base_machine" = "i386"; then
1039   cat >> confdefs.h <<\EOF
1040 #define USE_REGPARMS 1
1041 EOF
1042
1043 fi
1044
1045 # Compute the list of sysdep directories for this configuration.
1046 # This can take a while to compute.
1047 sysdep_dir=$srcdir/sysdeps
1048 echo $ac_n "checking sysdep dirs""... $ac_c" 1>&6
1049 echo "configure:1050: checking sysdep dirs" >&5
1050 # Make sco3.2v4 become sco3.2.4 and sunos4.1.1_U1 become sunos4.1.1.U1.
1051 os="`echo $os | sed 's/\([0-9A-Z]\)[v_]\([0-9A-Z]\)/\1.\2/g'`"
1052
1053 case "$os" in
1054 gnu*)
1055   base_os=mach/hurd ;;
1056 netbsd* | 386bsd* | freebsd* | bsdi*)
1057   base_os=unix/bsd/bsd4.4 ;;
1058 osf* | sunos* | ultrix* | newsos* | dynix* | *bsd*)
1059   base_os=unix/bsd ;;
1060 sysv* | isc* | esix* | sco* | minix* | irix4* | linux*)
1061   base_os=unix/sysv ;;
1062 irix6*)
1063   base_os=unix/sysv/irix6/$os ;;
1064 solaris[2-9]*)
1065   base_os=unix/sysv/sysv4 ;;
1066 hpux*)
1067   base_os=unix/sysv/hpux/$os ;;
1068 aix4.3*)
1069   base_os=unix/sysv/aix/aix4.3 ;;
1070 none)
1071   base_os=standalone ;;
1072 *)
1073   base_os='' ;;
1074 esac
1075
1076 # For sunos4.1.1, try sunos4.1.1, then sunos4.1, then sunos4, then sunos.
1077 tail=$os
1078 ostry=$os
1079 while o=`echo $tail | sed 's/\.[^.]*$//'`; test $o != $tail; do
1080   ostry="$ostry /$o"
1081   tail=$o
1082 done
1083 o=`echo $tail | sed 's/[0-9]*$//'`
1084 if test $o != $tail; then
1085   ostry="$ostry /$o"
1086 fi
1087 # For linux-gnu, try linux-gnu, then linux.
1088 o=`echo $tail | sed 's/-.*$//'`
1089 if test $o != $tail; then
1090   ostry="$ostry /$o"
1091 fi
1092
1093 # For unix/sysv/sysv4, try unix/sysv/sysv4, then unix/sysv, then unix.
1094 base=
1095 tail=$base_os
1096 while b=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$b"; do
1097   set $b
1098   base="$base /$1"
1099   tail="$2"
1100 done
1101
1102 # For sparc/sparc32, try sparc/sparc32 and then sparc.
1103 mach=
1104 tail=$machine
1105 while m=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$m"; do
1106   set $m
1107   # Prepend the machine's FPU directory unless --without-fp.
1108   if test "$with_fp" = yes; then
1109     mach="$mach /$1/fpu"
1110   fi
1111   mach="$mach /$1"
1112   tail="$2"
1113 done
1114
1115
1116 # Find what sysdep directories exist.
1117 sysnames=
1118 IFS="${IFS=     }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1119 for d in $add_ons_pfx ''; do
1120   for b in $base ''; do
1121     for m0 in $mach ''; do
1122       for v in /$vendor ''; do
1123         test "$v" = / && continue
1124         for o in /$ostry ''; do
1125           test "$o" = / && continue
1126           for m in $mach ''; do
1127             if test "$m0$b$v$o$m"; then
1128               try="${d}sysdeps$m0$b$v$o$m"
1129               test -n "$enable_debug_configure" &&
1130               echo "$0 DEBUG: try $try" >&2
1131               if test -d $srcdir/$try; then
1132                 sysnames="$sysnames $try"
1133                 { test -n "$o" || test -n "$b"; } && os_used=t
1134                 { test -n "$m" || test -n "$m0"; } && machine_used=t
1135               fi
1136             fi
1137           done
1138         done
1139       done
1140     done
1141   done
1142 done
1143 IFS="$ac_save_ifs"
1144
1145 if test -z "$os_used" && test "$os" != none; then
1146   { echo "configure: error: Operating system $os is not supported." 1>&2; exit 1; }
1147 fi
1148 if test -z "$machine_used" && test "$machine" != none; then
1149   { echo "configure: error: The $machine is not supported." 1>&2; exit 1; }
1150 fi
1151
1152 # We have now validated the configuration.
1153
1154
1155 # If using ELF, look for an `elf' subdirectory of each machine directory.
1156 # We prepend these rather than inserting them whereever the machine appears
1157 # because things specified by the machine's ELF ABI should override
1158 # OS-specific things, and should always be the same for any OS on the
1159 # machine (otherwise what's the point of an ABI?).
1160 if test "$elf" = yes; then
1161   elf_dirs=
1162   for d in $add_ons_pfx ''; do
1163     for m in $mach; do
1164       if test -d $srcdir/${d}sysdeps$m/elf; then
1165         elf_dirs="$elf_dirs ${d}sysdeps$m/elf"
1166       fi
1167     done
1168   done
1169   sysnames="`echo $elf_dirs | sed -e 's,//,/,g'` $sysnames"
1170 fi
1171
1172
1173 # Expand the list of system names into a full list of directories
1174 # from each element's parent name and Implies file (if present).
1175 set $sysnames
1176 names=
1177 while test $# -gt 0; do
1178   name=$1
1179   shift
1180
1181   case " $names " in *" $name "*)
1182     # Already in the list.
1183     continue
1184   esac
1185
1186   # Report each name as we discover it, so there is no long pause in output.
1187   echo $ac_n "$name $ac_c" >&6
1188
1189   name_base=`echo $name | sed -e 's@\(.*sysdeps\)/.*@\1@'`
1190
1191   case $name in
1192     /*) xsrcdir= ;;
1193     *)  xsrcdir=$srcdir/ ;;
1194   esac
1195   test -n "$enable_debug_configure" &&
1196   echo "DEBUG: name/Implies $xsrcdir$name/Implies" >&2
1197
1198   if test -f $xsrcdir$name/Implies; then
1199     # Collect more names from the `Implies' file (removing comments).
1200     implied_candidate="`sed 's/#.*$//' < $xsrcdir$name/Implies`"
1201     implied=
1202     for x in $implied_candidate; do
1203       if test -d $xsrcdir$name_base/$x; then
1204         implied="$implied $name_base/$x";
1205       else
1206         echo "configure: warning: $name/Implies specifies nonexistent $x" 1>&2
1207       fi
1208     done
1209   else
1210     implied=
1211   fi
1212
1213   # Add NAME to the list of names.
1214   names="$names $name"
1215
1216   # Find the parent of NAME, using the empty string if it has none.
1217   parent="`echo $name | sed -n -e 's=/[^/]*$==' -e '/sysdeps$/q' -e p`"
1218
1219   # Add the names implied by NAME, and NAME's parent (if it has one), to
1220   # the list of names to be processed (the argument list).  We prepend the
1221   # implied names to the list and append the parent.  We want implied
1222   # directories to come before further directories inferred from the
1223   # configuration components; this ensures that for sysv4, unix/common
1224   # (implied by unix/sysv/sysv4) comes before unix/sysv (in ostry (here $*)
1225   # after sysv4).
1226   sysnames="`echo $implied $* $parent`"
1227   test -n "$sysnames" && set $sysnames
1228 done
1229
1230 # Add the default directories.
1231 default_sysnames=sysdeps/generic
1232 if test "$elf" = yes; then
1233   default_sysnames="sysdeps/generic/elf $default_sysnames"
1234 fi
1235 sysnames="$names $default_sysnames"
1236
1237 # The other names were emitted during the scan.
1238 echo "$ac_t""$default_sysnames" 1>&6
1239
1240
1241 ### Locate tools.
1242
1243 # Find a good install program.  We prefer a C program (faster),
1244 # so one script is as good as another.  But avoid the broken or
1245 # incompatible versions:
1246 # SysV /etc/install, /usr/sbin/install
1247 # SunOS /usr/etc/install
1248 # IRIX /sbin/install
1249 # AIX /bin/install
1250 # AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
1251 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
1252 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
1253 # ./install, which can be erroneously created by make from ./install.sh.
1254 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
1255 echo "configure:1256: checking for a BSD compatible install" >&5
1256 if test -z "$INSTALL"; then
1257 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
1258   echo $ac_n "(cached) $ac_c" 1>&6
1259 else
1260     IFS="${IFS=         }"; ac_save_IFS="$IFS"; IFS=":"
1261   for ac_dir in $PATH; do
1262     # Account for people who put trailing slashes in PATH elements.
1263     case "$ac_dir/" in
1264     /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
1265     *)
1266       # OSF1 and SCO ODT 3.0 have their own names for install.
1267       # Don't use installbsd from OSF since it installs stuff as root
1268       # by default.
1269       for ac_prog in ginstall scoinst install; do
1270         if test -f $ac_dir/$ac_prog; then
1271           if test $ac_prog = install &&
1272             grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
1273             # AIX install.  It has an incompatible calling convention.
1274             :
1275           else
1276             ac_cv_path_install="$ac_dir/$ac_prog -c"
1277             break 2
1278           fi
1279         fi
1280       done
1281       ;;
1282     esac
1283   done
1284   IFS="$ac_save_IFS"
1285
1286 fi
1287   if test "${ac_cv_path_install+set}" = set; then
1288     INSTALL="$ac_cv_path_install"
1289   else
1290     # As a last resort, use the slow shell script.  We don't cache a
1291     # path for INSTALL within a source directory, because that will
1292     # break other packages using the cache if that directory is
1293     # removed, or if the path is relative.
1294     INSTALL="$ac_install_sh"
1295   fi
1296 fi
1297 echo "$ac_t""$INSTALL" 1>&6
1298
1299 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
1300 # It thinks the first close brace ends the variable substitution.
1301 test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
1302
1303 test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
1304
1305 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
1306
1307 if test "$INSTALL" = "${srcdir}/scripts/install-sh -c"; then
1308   # The makefiles need to use a different form to find it in $srcdir.
1309   INSTALL='\$(..)./scripts/install-sh -c'
1310 fi
1311 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
1312 echo "configure:1313: checking whether ln -s works" >&5
1313 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
1314   echo $ac_n "(cached) $ac_c" 1>&6
1315 else
1316   rm -f conftestdata
1317 if ln -s X conftestdata 2>/dev/null
1318 then
1319   rm -f conftestdata
1320   ac_cv_prog_LN_S="ln -s"
1321 else
1322   ac_cv_prog_LN_S=ln
1323 fi
1324 fi
1325 LN_S="$ac_cv_prog_LN_S"
1326 if test "$ac_cv_prog_LN_S" = "ln -s"; then
1327   echo "$ac_t""yes" 1>&6
1328 else
1329   echo "$ac_t""no" 1>&6
1330 fi
1331
1332
1333 # We need the physical current working directory.  We cannot use the
1334 # "pwd -P" shell builtin since that's not portable.  Instead we try to
1335 # find a pwd binary.  Note that assigning to the PWD environment
1336 # variable might have some interesting side effects, so we don't do
1337 # that.
1338 # Extract the first word of "pwd", so it can be a program name with args.
1339 set dummy pwd; ac_word=$2
1340 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1341 echo "configure:1342: checking for $ac_word" >&5
1342 if eval "test \"`echo '$''{'ac_cv_path_PWD_P'+set}'`\" = set"; then
1343   echo $ac_n "(cached) $ac_c" 1>&6
1344 else
1345   case "$PWD_P" in
1346   /*)
1347   ac_cv_path_PWD_P="$PWD_P" # Let the user override the test with a path.
1348   ;;
1349   ?:/*)
1350   ac_cv_path_PWD_P="$PWD_P" # Let the user override the test with a dos path.
1351   ;;
1352   *)
1353   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1354   ac_dummy="$PATH"
1355   for ac_dir in $ac_dummy; do
1356     test -z "$ac_dir" && ac_dir=.
1357     if test -f $ac_dir/$ac_word; then
1358       ac_cv_path_PWD_P="$ac_dir/$ac_word"
1359       break
1360     fi
1361   done
1362   IFS="$ac_save_ifs"
1363   test -z "$ac_cv_path_PWD_P" && ac_cv_path_PWD_P="no"
1364   ;;
1365 esac
1366 fi
1367 PWD_P="$ac_cv_path_PWD_P"
1368 if test -n "$PWD_P"; then
1369   echo "$ac_t""$PWD_P" 1>&6
1370 else
1371   echo "$ac_t""no" 1>&6
1372 fi
1373
1374 if test "$PWD_P" = no; then
1375   { echo "configure: error: *** A pwd binary could not be found." 1>&2; exit 1; }
1376 fi
1377
1378 # These programs are version sensitive.
1379 echo $ac_n "checking build system type""... $ac_c" 1>&6
1380 echo "configure:1381: checking build system type" >&5
1381
1382 build_alias=$build
1383 case "$build_alias" in
1384 NONE)
1385   case $nonopt in
1386   NONE) build_alias=$host_alias ;;
1387   *) build_alias=$nonopt ;;
1388   esac ;;
1389 esac
1390
1391 build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
1392 build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
1393 build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
1394 build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
1395 echo "$ac_t""$build" 1>&6
1396
1397 if test $host != $build; then
1398   ac_tool_prefix=${host_alias}-
1399 else
1400   ac_tool_prefix=
1401 fi
1402
1403 for ac_prog in ${ac_tool_prefix}gcc ${ac_tool_prefix}cc
1404 do
1405 # Extract the first word of "$ac_prog", so it can be a program name with args.
1406 set dummy $ac_prog; ac_word=$2
1407 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1408 echo "configure:1409: checking for $ac_word" >&5
1409 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
1410   echo $ac_n "(cached) $ac_c" 1>&6
1411 else
1412   if test -n "$CC"; then
1413   ac_cv_prog_CC="$CC" # Let the user override the test.
1414 else
1415   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1416   ac_dummy="$PATH"
1417   for ac_dir in $ac_dummy; do
1418     test -z "$ac_dir" && ac_dir=.
1419     if test -f $ac_dir/$ac_word; then
1420       ac_cv_prog_CC="$ac_prog"
1421       break
1422     fi
1423   done
1424   IFS="$ac_save_ifs"
1425 fi
1426 fi
1427 CC="$ac_cv_prog_CC"
1428 if test -n "$CC"; then
1429   echo "$ac_t""$CC" 1>&6
1430 else
1431   echo "$ac_t""no" 1>&6
1432 fi
1433
1434 test -n "$CC" && break
1435 done
1436
1437 if test -z "$CC"; then
1438   ac_verc_fail=yes
1439 else
1440   # Found it, now check the version.
1441   echo $ac_n "checking version of $CC""... $ac_c" 1>&6
1442 echo "configure:1443: checking version of $CC" >&5
1443   ac_prog_version=`$CC -v 2>&1 | sed -n 's/^.*version \([egcygnustpi-]*[0-9.]*\).*$/\1/p'`
1444   case $ac_prog_version in
1445     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1446     *gcc-2.9[5-9].*|*2.8.[1-9]*|*2.9|*2.9.[0-9]*|2.9[5-9]*|3.[0-9]*|cygnus-2.9[1-9]*|gcc-2.9[5-9]|gcc-2.1[0-9][0-9]|sgicc-*)
1447        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1448     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1449
1450   esac
1451   echo "$ac_t""$ac_prog_version" 1>&6
1452 fi
1453 if test $ac_verc_fail = yes; then
1454   critic_missing=t
1455 fi
1456
1457 for ac_prog in gnumake gmake make
1458 do
1459 # Extract the first word of "$ac_prog", so it can be a program name with args.
1460 set dummy $ac_prog; ac_word=$2
1461 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1462 echo "configure:1463: checking for $ac_word" >&5
1463 if eval "test \"`echo '$''{'ac_cv_prog_MAKE'+set}'`\" = set"; then
1464   echo $ac_n "(cached) $ac_c" 1>&6
1465 else
1466   if test -n "$MAKE"; then
1467   ac_cv_prog_MAKE="$MAKE" # Let the user override the test.
1468 else
1469   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1470   ac_dummy="$PATH"
1471   for ac_dir in $ac_dummy; do
1472     test -z "$ac_dir" && ac_dir=.
1473     if test -f $ac_dir/$ac_word; then
1474       ac_cv_prog_MAKE="$ac_prog"
1475       break
1476     fi
1477   done
1478   IFS="$ac_save_ifs"
1479 fi
1480 fi
1481 MAKE="$ac_cv_prog_MAKE"
1482 if test -n "$MAKE"; then
1483   echo "$ac_t""$MAKE" 1>&6
1484 else
1485   echo "$ac_t""no" 1>&6
1486 fi
1487
1488 test -n "$MAKE" && break
1489 done
1490
1491 if test -z "$MAKE"; then
1492   ac_verc_fail=yes
1493 else
1494   # Found it, now check the version.
1495   echo $ac_n "checking version of $MAKE""... $ac_c" 1>&6
1496 echo "configure:1497: checking version of $MAKE" >&5
1497   ac_prog_version=`$MAKE --version 2>&1 | sed -n 's/^.*GNU Make[^0-9]*\([0-9][0-9.]*\).*$/\1/p'`
1498   case $ac_prog_version in
1499     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1500     3.79* | 3.[89]*)
1501        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1502     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1503
1504   esac
1505   echo "$ac_t""$ac_prog_version" 1>&6
1506 fi
1507 if test $ac_verc_fail = yes; then
1508   critic_missing=t
1509 fi
1510
1511
1512 for ac_prog in gnumsgfmt gmsgfmt msgfmt
1513 do
1514 # Extract the first word of "$ac_prog", so it can be a program name with args.
1515 set dummy $ac_prog; ac_word=$2
1516 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1517 echo "configure:1518: checking for $ac_word" >&5
1518 if eval "test \"`echo '$''{'ac_cv_prog_MSGFMT'+set}'`\" = set"; then
1519   echo $ac_n "(cached) $ac_c" 1>&6
1520 else
1521   if test -n "$MSGFMT"; then
1522   ac_cv_prog_MSGFMT="$MSGFMT" # Let the user override the test.
1523 else
1524   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1525   ac_dummy="$PATH"
1526   for ac_dir in $ac_dummy; do
1527     test -z "$ac_dir" && ac_dir=.
1528     if test -f $ac_dir/$ac_word; then
1529       ac_cv_prog_MSGFMT="$ac_prog"
1530       break
1531     fi
1532   done
1533   IFS="$ac_save_ifs"
1534 fi
1535 fi
1536 MSGFMT="$ac_cv_prog_MSGFMT"
1537 if test -n "$MSGFMT"; then
1538   echo "$ac_t""$MSGFMT" 1>&6
1539 else
1540   echo "$ac_t""no" 1>&6
1541 fi
1542
1543 test -n "$MSGFMT" && break
1544 done
1545
1546 if test -z "$MSGFMT"; then
1547   ac_verc_fail=yes
1548 else
1549   # Found it, now check the version.
1550   echo $ac_n "checking version of $MSGFMT""... $ac_c" 1>&6
1551 echo "configure:1552: checking version of $MSGFMT" >&5
1552   ac_prog_version=`$MSGFMT --version 2>&1 | sed -n 's/^.*GNU gettext.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
1553   case $ac_prog_version in
1554     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1555     0.[1-9][0-9].* | [1-9].*)
1556        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1557     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1558
1559   esac
1560   echo "$ac_t""$ac_prog_version" 1>&6
1561 fi
1562 if test $ac_verc_fail = yes; then
1563   MSGFMT=: aux_missing=t
1564 fi
1565
1566 for ac_prog in makeinfo
1567 do
1568 # Extract the first word of "$ac_prog", so it can be a program name with args.
1569 set dummy $ac_prog; ac_word=$2
1570 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1571 echo "configure:1572: checking for $ac_word" >&5
1572 if eval "test \"`echo '$''{'ac_cv_prog_MAKEINFO'+set}'`\" = set"; then
1573   echo $ac_n "(cached) $ac_c" 1>&6
1574 else
1575   if test -n "$MAKEINFO"; then
1576   ac_cv_prog_MAKEINFO="$MAKEINFO" # Let the user override the test.
1577 else
1578   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1579   ac_dummy="$PATH"
1580   for ac_dir in $ac_dummy; do
1581     test -z "$ac_dir" && ac_dir=.
1582     if test -f $ac_dir/$ac_word; then
1583       ac_cv_prog_MAKEINFO="$ac_prog"
1584       break
1585     fi
1586   done
1587   IFS="$ac_save_ifs"
1588 fi
1589 fi
1590 MAKEINFO="$ac_cv_prog_MAKEINFO"
1591 if test -n "$MAKEINFO"; then
1592   echo "$ac_t""$MAKEINFO" 1>&6
1593 else
1594   echo "$ac_t""no" 1>&6
1595 fi
1596
1597 test -n "$MAKEINFO" && break
1598 done
1599
1600 if test -z "$MAKEINFO"; then
1601   ac_verc_fail=yes
1602 else
1603   # Found it, now check the version.
1604   echo $ac_n "checking version of $MAKEINFO""... $ac_c" 1>&6
1605 echo "configure:1606: checking version of $MAKEINFO" >&5
1606   ac_prog_version=`$MAKEINFO --version 2>&1 | sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
1607   case $ac_prog_version in
1608     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1609     4.*)
1610        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1611     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1612
1613   esac
1614   echo "$ac_t""$ac_prog_version" 1>&6
1615 fi
1616 if test $ac_verc_fail = yes; then
1617   MAKEINFO=: aux_missing=t
1618 fi
1619
1620 for ac_prog in gsed sed
1621 do
1622 # Extract the first word of "$ac_prog", so it can be a program name with args.
1623 set dummy $ac_prog; ac_word=$2
1624 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1625 echo "configure:1626: checking for $ac_word" >&5
1626 if eval "test \"`echo '$''{'ac_cv_prog_SED'+set}'`\" = set"; then
1627   echo $ac_n "(cached) $ac_c" 1>&6
1628 else
1629   if test -n "$SED"; then
1630   ac_cv_prog_SED="$SED" # Let the user override the test.
1631 else
1632   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1633   ac_dummy="$PATH"
1634   for ac_dir in $ac_dummy; do
1635     test -z "$ac_dir" && ac_dir=.
1636     if test -f $ac_dir/$ac_word; then
1637       ac_cv_prog_SED="$ac_prog"
1638       break
1639     fi
1640   done
1641   IFS="$ac_save_ifs"
1642 fi
1643 fi
1644 SED="$ac_cv_prog_SED"
1645 if test -n "$SED"; then
1646   echo "$ac_t""$SED" 1>&6
1647 else
1648   echo "$ac_t""no" 1>&6
1649 fi
1650
1651 test -n "$SED" && break
1652 done
1653
1654 if test -z "$SED"; then
1655   ac_verc_fail=yes
1656 else
1657   # Found it, now check the version.
1658   echo $ac_n "checking version of $SED""... $ac_c" 1>&6
1659 echo "configure:1660: checking version of $SED" >&5
1660   ac_prog_version=`$SED --version 2>&1 | sed -n 's/^.*GNU sed version \([0-9]*\.[0-9.]*\).*$/\1/p'`
1661   case $ac_prog_version in
1662     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1663     3.0[2-9]*|3.[1-9]*|[4-9]*)
1664        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1665     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1666
1667   esac
1668   echo "$ac_t""$ac_prog_version" 1>&6
1669 fi
1670 if test $ac_verc_fail = yes; then
1671   SED=: aux_missing=t
1672 fi
1673
1674
1675
1676 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
1677 echo "configure:1678: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
1678 if eval "test \"`echo '$''{'ac_cv_prog_cc_works'+set}'`\" = set"; then
1679   echo $ac_n "(cached) $ac_c" 1>&6
1680 else
1681
1682 ac_ext=c
1683 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1684 ac_cpp='$CPP $CPPFLAGS'
1685 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1686 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1687 cross_compiling=$ac_cv_prog_cc_cross
1688
1689 cat > conftest.$ac_ext << EOF
1690
1691 #line 1692 "configure"
1692 #include "confdefs.h"
1693
1694 main(){return(0);}
1695 EOF
1696 if { (eval echo configure:1697: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1697   ac_cv_prog_cc_works=yes
1698   # If we can't run a trivial program, we are probably using a cross compiler.
1699   if (./conftest; exit) 2>/dev/null; then
1700     ac_cv_prog_cc_cross=no
1701   else
1702     ac_cv_prog_cc_cross=yes
1703   fi
1704 else
1705   echo "configure: failed program was:" >&5
1706   cat conftest.$ac_ext >&5
1707   ac_cv_prog_cc_works=no
1708 fi
1709 rm -fr conftest*
1710 ac_ext=c
1711 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1712 ac_cpp='$CPP $CPPFLAGS'
1713 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1714 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1715 cross_compiling=$ac_cv_prog_cc_cross
1716
1717 fi
1718
1719 echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
1720 if test $ac_cv_prog_cc_works = no; then
1721  cross_linkable=no
1722  ac_cv_prog_cc_cross=yes
1723 else
1724  cross_linkable=yes
1725 fi
1726 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
1727 echo "configure:1728: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
1728 if eval "test \"`echo '$''{'ac_cv_prog_cc_cross'+set}'`\" = set"; then
1729   echo $ac_n "(cached) $ac_c" 1>&6
1730 else
1731   :
1732 fi
1733
1734 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
1735
1736 cross_compiling=$ac_cv_prog_cc_cross
1737
1738 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
1739 echo "configure:1740: checking whether we are using GNU C" >&5
1740 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
1741   echo $ac_n "(cached) $ac_c" 1>&6
1742 else
1743   cat > conftest.c <<EOF
1744 #ifdef __GNUC__
1745   yes;
1746 #endif
1747 EOF
1748 if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1749: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
1749   ac_cv_prog_gcc=yes
1750 else
1751   ac_cv_prog_gcc=no
1752 fi
1753 fi
1754
1755 echo "$ac_t""$ac_cv_prog_gcc" 1>&6
1756 if test $ac_cv_prog_gcc != yes; then
1757   { echo "configure: error: GNU libc must be compiled using GNU CC" 1>&2; exit 1; }
1758 fi
1759
1760 echo $ac_n "checking build system type""... $ac_c" 1>&6
1761 echo "configure:1762: checking build system type" >&5
1762
1763 build_alias=$build
1764 case "$build_alias" in
1765 NONE)
1766   case $nonopt in
1767   NONE) build_alias=$host_alias ;;
1768   *) build_alias=$nonopt ;;
1769   esac ;;
1770 esac
1771
1772 build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
1773 build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
1774 build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
1775 build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
1776 echo "$ac_t""$build" 1>&6
1777
1778 if test $host != $build; then
1779   for ac_prog in gcc cc
1780 do
1781 # Extract the first word of "$ac_prog", so it can be a program name with args.
1782 set dummy $ac_prog; ac_word=$2
1783 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1784 echo "configure:1785: checking for $ac_word" >&5
1785 if eval "test \"`echo '$''{'ac_cv_prog_BUILD_CC'+set}'`\" = set"; then
1786   echo $ac_n "(cached) $ac_c" 1>&6
1787 else
1788   if test -n "$BUILD_CC"; then
1789   ac_cv_prog_BUILD_CC="$BUILD_CC" # Let the user override the test.
1790 else
1791   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1792   ac_dummy="$PATH"
1793   for ac_dir in $ac_dummy; do
1794     test -z "$ac_dir" && ac_dir=.
1795     if test -f $ac_dir/$ac_word; then
1796       ac_cv_prog_BUILD_CC="$ac_prog"
1797       break
1798     fi
1799   done
1800   IFS="$ac_save_ifs"
1801 fi
1802 fi
1803 BUILD_CC="$ac_cv_prog_BUILD_CC"
1804 if test -n "$BUILD_CC"; then
1805   echo "$ac_t""$BUILD_CC" 1>&6
1806 else
1807   echo "$ac_t""no" 1>&6
1808 fi
1809
1810 test -n "$BUILD_CC" && break
1811 done
1812
1813 fi
1814
1815 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
1816 echo "configure:1817: checking how to run the C preprocessor" >&5
1817 # On Suns, sometimes $CPP names a directory.
1818 if test -n "$CPP" && test -d "$CPP"; then
1819   CPP=
1820 fi
1821 if test -z "$CPP"; then
1822 if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
1823   echo $ac_n "(cached) $ac_c" 1>&6
1824 else
1825     # This must be in double quotes, not single quotes, because CPP may get
1826   # substituted into the Makefile and "${CC-cc}" will confuse make.
1827   CPP="${CC-cc} -E"
1828   # On the NeXT, cc -E runs the code through the compiler's parser,
1829   # not just through cpp.
1830   cat > conftest.$ac_ext <<EOF
1831 #line 1832 "configure"
1832 #include "confdefs.h"
1833 #include <assert.h>
1834 Syntax Error
1835 EOF
1836 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1837 { (eval echo configure:1838: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1838 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1839 if test -z "$ac_err"; then
1840   :
1841 else
1842   echo "$ac_err" >&5
1843   echo "configure: failed program was:" >&5
1844   cat conftest.$ac_ext >&5
1845   rm -rf conftest*
1846   CPP="${CC-cc} -E -traditional-cpp"
1847   cat > conftest.$ac_ext <<EOF
1848 #line 1849 "configure"
1849 #include "confdefs.h"
1850 #include <assert.h>
1851 Syntax Error
1852 EOF
1853 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1854 { (eval echo configure:1855: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1855 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1856 if test -z "$ac_err"; then
1857   :
1858 else
1859   echo "$ac_err" >&5
1860   echo "configure: failed program was:" >&5
1861   cat conftest.$ac_ext >&5
1862   rm -rf conftest*
1863   CPP="${CC-cc} -nologo -E"
1864   cat > conftest.$ac_ext <<EOF
1865 #line 1866 "configure"
1866 #include "confdefs.h"
1867 #include <assert.h>
1868 Syntax Error
1869 EOF
1870 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1871 { (eval echo configure:1872: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1872 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1873 if test -z "$ac_err"; then
1874   :
1875 else
1876   echo "$ac_err" >&5
1877   echo "configure: failed program was:" >&5
1878   cat conftest.$ac_ext >&5
1879   rm -rf conftest*
1880   CPP=/lib/cpp
1881 fi
1882 rm -f conftest*
1883 fi
1884 rm -f conftest*
1885 fi
1886 rm -f conftest*
1887   ac_cv_prog_CPP="$CPP"
1888 fi
1889   CPP="$ac_cv_prog_CPP"
1890 else
1891   ac_cv_prog_CPP="$CPP"
1892 fi
1893 echo "$ac_t""$CPP" 1>&6
1894
1895 # Was a --with-binutils option given?
1896 if test -n "$path_binutils"; then
1897     # Make absolute; ensure a single trailing slash.
1898     path_binutils=`(cd $path_binutils; pwd) | sed 's%/*$%/%'`
1899     CC="$CC -B$path_binutils"
1900 fi
1901 AS=`$CC -print-prog-name=as`
1902 LD=`$CC -print-prog-name=ld`
1903 AR=`$CC -print-prog-name=ar`
1904
1905
1906 # ranlib has to be treated a bit differently since it might not exist at all.
1907 RANLIB=`$CC -print-prog-name=ranlib`
1908 if test $RANLIB = ranlib; then
1909 # This extra check has to happen since gcc simply echos the parameter in
1910 # case it cannot find the value in its own directories.
1911 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
1912 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
1913 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1914 echo "configure:1915: checking for $ac_word" >&5
1915 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
1916   echo $ac_n "(cached) $ac_c" 1>&6
1917 else
1918   if test -n "$RANLIB"; then
1919   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
1920 else
1921   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1922   ac_dummy="$PATH"
1923   for ac_dir in $ac_dummy; do
1924     test -z "$ac_dir" && ac_dir=.
1925     if test -f $ac_dir/$ac_word; then
1926       ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
1927       break
1928     fi
1929   done
1930   IFS="$ac_save_ifs"
1931 fi
1932 fi
1933 RANLIB="$ac_cv_prog_RANLIB"
1934 if test -n "$RANLIB"; then
1935   echo "$ac_t""$RANLIB" 1>&6
1936 else
1937   echo "$ac_t""no" 1>&6
1938 fi
1939
1940
1941 if test -z "$ac_cv_prog_RANLIB"; then
1942 if test -n "$ac_tool_prefix"; then
1943   # Extract the first word of "ranlib", so it can be a program name with args.
1944 set dummy ranlib; ac_word=$2
1945 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1946 echo "configure:1947: checking for $ac_word" >&5
1947 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
1948   echo $ac_n "(cached) $ac_c" 1>&6
1949 else
1950   if test -n "$RANLIB"; then
1951   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
1952 else
1953   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1954   ac_dummy="$PATH"
1955   for ac_dir in $ac_dummy; do
1956     test -z "$ac_dir" && ac_dir=.
1957     if test -f $ac_dir/$ac_word; then
1958       ac_cv_prog_RANLIB="ranlib"
1959       break
1960     fi
1961   done
1962   IFS="$ac_save_ifs"
1963   test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
1964 fi
1965 fi
1966 RANLIB="$ac_cv_prog_RANLIB"
1967 if test -n "$RANLIB"; then
1968   echo "$ac_t""$RANLIB" 1>&6
1969 else
1970   echo "$ac_t""no" 1>&6
1971 fi
1972
1973 else
1974   RANLIB=":"
1975 fi
1976 fi
1977
1978 fi
1979
1980
1981 # Determine whether we are using GNU binutils.
1982 echo $ac_n "checking whether $AS is GNU as""... $ac_c" 1>&6
1983 echo "configure:1984: checking whether $AS is GNU as" >&5
1984 if eval "test \"`echo '$''{'libc_cv_prog_as_gnu'+set}'`\" = set"; then
1985   echo $ac_n "(cached) $ac_c" 1>&6
1986 else
1987   # Most GNU programs take a -v and spit out some text including
1988 # the word 'GNU'.  Some try to read stdin, so give them /dev/null.
1989 if $AS -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
1990   libc_cv_prog_as_gnu=yes
1991 else
1992   libc_cv_prog_as_gnu=no
1993 fi
1994 rm -fr contest*
1995 fi
1996
1997 echo "$ac_t""$libc_cv_prog_as_gnu" 1>&6
1998 rm -f a.out
1999 gnu_as=$libc_cv_prog_as_gnu
2000
2001 echo $ac_n "checking whether $LD is GNU ld""... $ac_c" 1>&6
2002 echo "configure:2003: checking whether $LD is GNU ld" >&5
2003 if eval "test \"`echo '$''{'libc_cv_prog_ld_gnu'+set}'`\" = set"; then
2004   echo $ac_n "(cached) $ac_c" 1>&6
2005 else
2006   # Most GNU programs take a -v and spit out some text including
2007 # the word 'GNU'.  Some try to read stdin, so give them /dev/null.
2008 if $LD -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
2009   libc_cv_prog_ld_gnu=yes
2010 else
2011   libc_cv_prog_ld_gnu=no
2012 fi
2013 rm -fr contest*
2014 fi
2015
2016 echo "$ac_t""$libc_cv_prog_ld_gnu" 1>&6
2017 gnu_ld=$libc_cv_prog_ld_gnu
2018
2019 # Extract the first word of "${ac_tool_prefix}mig", so it can be a program name with args.
2020 set dummy ${ac_tool_prefix}mig; ac_word=$2
2021 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2022 echo "configure:2023: checking for $ac_word" >&5
2023 if eval "test \"`echo '$''{'ac_cv_prog_MIG'+set}'`\" = set"; then
2024   echo $ac_n "(cached) $ac_c" 1>&6
2025 else
2026   if test -n "$MIG"; then
2027   ac_cv_prog_MIG="$MIG" # Let the user override the test.
2028 else
2029   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2030   ac_dummy="$PATH"
2031   for ac_dir in $ac_dummy; do
2032     test -z "$ac_dir" && ac_dir=.
2033     if test -f $ac_dir/$ac_word; then
2034       ac_cv_prog_MIG="${ac_tool_prefix}mig"
2035       break
2036     fi
2037   done
2038   IFS="$ac_save_ifs"
2039   test -z "$ac_cv_prog_MIG" && ac_cv_prog_MIG="mig"
2040 fi
2041 fi
2042 MIG="$ac_cv_prog_MIG"
2043 if test -n "$MIG"; then
2044   echo "$ac_t""$MIG" 1>&6
2045 else
2046   echo "$ac_t""no" 1>&6
2047 fi
2048
2049
2050
2051
2052 # Accept binutils 2.10.1 or newer (and also any ia64 2.9 version)
2053 # XXX Commented out because it filters out too many good versions.
2054 # XXX --drepper
2055 # AC_CHECK_PROG_VER(AS, $AS, --version,
2056 #   [GNU assembler.* \([0-9]*\.[0-9.]*\(-ia64-[0-9]*\)*\)],
2057 #   [2.10.[1-9]* | 2.1[1-9]* | 2.9-ia64-*], AS=: critic_missing=t)
2058
2059 if test -n "$critic_missing"; then
2060 { echo "configure: error:
2061 *** Some critical program is missing or too old.
2062 *** Check the INSTALL file for required versions." 1>&2; exit 1; }
2063 fi
2064
2065 test -n "$aux_missing" && echo "configure: warning:
2066 *** An auxiliary program is missing or too old;
2067 *** some features will be disabled.
2068 *** Check the INSTALL file for required versions." 1>&2
2069
2070 # glibcbug.in wants to know the compiler version.
2071 CCVERSION=`$CC -v 2>&1 | sed -n 's/gcc version //p'`
2072
2073
2074 # if using special system headers, find out the compiler's sekrit
2075 # header directory and add that to the list.  NOTE: Only does the right
2076 # thing on a system that doesn't need fixincludes.  (Not presently a problem.)
2077 if test -n "$sysheaders"; then
2078   ccheaders=`$CC -print-file-name=include`
2079   SYSINCLUDES="-nostdinc -isystem $ccheaders -isystem $sysheaders"
2080 fi
2081
2082
2083 # check if ranlib is necessary
2084 echo $ac_n "checking whether ranlib is necessary""... $ac_c" 1>&6
2085 echo "configure:2086: checking whether ranlib is necessary" >&5
2086 if eval "test \"`echo '$''{'libc_cv_ranlib_necessary'+set}'`\" = set"; then
2087   echo $ac_n "(cached) $ac_c" 1>&6
2088 else
2089   cat > conftest.c <<EOF
2090 int a;
2091 char b;
2092 void c(void) {}
2093 EOF
2094 $CC $CFLAGS -c conftest.c
2095 $AR cr conftest.a conftest.c
2096 cp conftest.a conftest2.a
2097 $RANLIB conftest.a
2098 if cmp -s conftest.a conftest2.a; then
2099   libc_cv_ranlib_necessary=no
2100 else
2101   libc_cv_ranlib_necessary=yes
2102 fi
2103 rm -rf conftest*
2104 fi
2105
2106 echo "$ac_t""$libc_cv_ranlib_necessary" 1>&6
2107 if test "$libc_cv_ranlib_necessary" = no; then
2108  RANLIB=:
2109 fi
2110
2111 # Test if LD_LIBRARY_PATH contains the notation for the current directory
2112 # since this would lead to problems installing/building glibc.
2113 # LD_LIBRARY_PATH contains the current directory if one of the following
2114 # is true:
2115 # - one of the terminals (":" and ";") is the first or last sign
2116 # - two terminals occur directly after each other
2117 # - the path contains an element with a dot in it
2118 echo $ac_n "checking LD_LIBRARY_PATH variable""... $ac_c" 1>&6
2119 echo "configure:2120: checking LD_LIBRARY_PATH variable" >&5
2120 case ${LD_LIBRARY_PATH} in
2121   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
2122     ld_library_path_setting="contains current directory"
2123     ;;
2124   *)
2125     ld_library_path_setting="ok"
2126     ;;
2127 esac
2128 echo "$ac_t""$ld_library_path_setting" 1>&6
2129 if test "$ld_library_path_setting" != "ok"; then
2130 { echo "configure: error:
2131 *** LD_LIBRARY_PATH shouldn't contain the current directory when
2132 *** building glibc. Please change the environment variable
2133 *** and run configure again." 1>&2; exit 1; }
2134 fi
2135
2136 # Extract the first word of "bash", so it can be a program name with args.
2137 set dummy bash; ac_word=$2
2138 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2139 echo "configure:2140: checking for $ac_word" >&5
2140 if eval "test \"`echo '$''{'ac_cv_path_BASH'+set}'`\" = set"; then
2141   echo $ac_n "(cached) $ac_c" 1>&6
2142 else
2143   case "$BASH" in
2144   /*)
2145   ac_cv_path_BASH="$BASH" # Let the user override the test with a path.
2146   ;;
2147   ?:/*)
2148   ac_cv_path_BASH="$BASH" # Let the user override the test with a dos path.
2149   ;;
2150   *)
2151   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2152   ac_dummy="$PATH"
2153   for ac_dir in $ac_dummy; do
2154     test -z "$ac_dir" && ac_dir=.
2155     if test -f $ac_dir/$ac_word; then
2156       ac_cv_path_BASH="$ac_dir/$ac_word"
2157       break
2158     fi
2159   done
2160   IFS="$ac_save_ifs"
2161   test -z "$ac_cv_path_BASH" && ac_cv_path_BASH="no"
2162   ;;
2163 esac
2164 fi
2165 BASH="$ac_cv_path_BASH"
2166 if test -n "$BASH"; then
2167   echo "$ac_t""$BASH" 1>&6
2168 else
2169   echo "$ac_t""no" 1>&6
2170 fi
2171
2172 if test "$BASH" != no &&
2173    $BASH -c 'test "$BASH_VERSINFO" \
2174              && test "$BASH_VERSINFO" -ge 2 >&/dev/null'; then
2175   libc_cv_have_bash2=yes
2176 else
2177   libc_cv_have_bash2=no
2178 fi
2179
2180
2181 if test "$BASH" = no; then
2182   # Extract the first word of "ksh", so it can be a program name with args.
2183 set dummy ksh; ac_word=$2
2184 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2185 echo "configure:2186: checking for $ac_word" >&5
2186 if eval "test \"`echo '$''{'ac_cv_path_KSH'+set}'`\" = set"; then
2187   echo $ac_n "(cached) $ac_c" 1>&6
2188 else
2189   case "$KSH" in
2190   /*)
2191   ac_cv_path_KSH="$KSH" # Let the user override the test with a path.
2192   ;;
2193   ?:/*)
2194   ac_cv_path_KSH="$KSH" # Let the user override the test with a dos path.
2195   ;;
2196   *)
2197   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2198   ac_dummy="$PATH"
2199   for ac_dir in $ac_dummy; do
2200     test -z "$ac_dir" && ac_dir=.
2201     if test -f $ac_dir/$ac_word; then
2202       ac_cv_path_KSH="$ac_dir/$ac_word"
2203       break
2204     fi
2205   done
2206   IFS="$ac_save_ifs"
2207   test -z "$ac_cv_path_KSH" && ac_cv_path_KSH="no"
2208   ;;
2209 esac
2210 fi
2211 KSH="$ac_cv_path_KSH"
2212 if test -n "$KSH"; then
2213   echo "$ac_t""$KSH" 1>&6
2214 else
2215   echo "$ac_t""no" 1>&6
2216 fi
2217
2218   if test "$KSH" = no; then
2219     libc_cv_have_ksh=no
2220   else
2221     libc_cv_have_ksh=yes
2222   fi
2223 else
2224   KSH="$BASH"
2225
2226   libc_cv_have_ksh=yes
2227 fi
2228
2229
2230 for ac_prog in gawk mawk nawk awk
2231 do
2232 # Extract the first word of "$ac_prog", so it can be a program name with args.
2233 set dummy $ac_prog; ac_word=$2
2234 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2235 echo "configure:2236: checking for $ac_word" >&5
2236 if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
2237   echo $ac_n "(cached) $ac_c" 1>&6
2238 else
2239   if test -n "$AWK"; then
2240   ac_cv_prog_AWK="$AWK" # Let the user override the test.
2241 else
2242   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2243   ac_dummy="$PATH"
2244   for ac_dir in $ac_dummy; do
2245     test -z "$ac_dir" && ac_dir=.
2246     if test -f $ac_dir/$ac_word; then
2247       ac_cv_prog_AWK="$ac_prog"
2248       break
2249     fi
2250   done
2251   IFS="$ac_save_ifs"
2252 fi
2253 fi
2254 AWK="$ac_cv_prog_AWK"
2255 if test -n "$AWK"; then
2256   echo "$ac_t""$AWK" 1>&6
2257 else
2258   echo "$ac_t""no" 1>&6
2259 fi
2260
2261 test -n "$AWK" && break
2262 done
2263
2264 # Extract the first word of "perl", so it can be a program name with args.
2265 set dummy perl; ac_word=$2
2266 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2267 echo "configure:2268: checking for $ac_word" >&5
2268 if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
2269   echo $ac_n "(cached) $ac_c" 1>&6
2270 else
2271   case "$PERL" in
2272   /*)
2273   ac_cv_path_PERL="$PERL" # Let the user override the test with a path.
2274   ;;
2275   ?:/*)
2276   ac_cv_path_PERL="$PERL" # Let the user override the test with a dos path.
2277   ;;
2278   *)
2279   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2280   ac_dummy="$PATH"
2281   for ac_dir in $ac_dummy; do
2282     test -z "$ac_dir" && ac_dir=.
2283     if test -f $ac_dir/$ac_word; then
2284       ac_cv_path_PERL="$ac_dir/$ac_word"
2285       break
2286     fi
2287   done
2288   IFS="$ac_save_ifs"
2289   test -z "$ac_cv_path_PERL" && ac_cv_path_PERL="no"
2290   ;;
2291 esac
2292 fi
2293 PERL="$ac_cv_path_PERL"
2294 if test -n "$PERL"; then
2295   echo "$ac_t""$PERL" 1>&6
2296 else
2297   echo "$ac_t""no" 1>&6
2298 fi
2299
2300 if test "$PERL" != no &&
2301    (eval `$PERL -V:apiversion`; test `expr "$apiversion" \< 5` -ne 0); then
2302   PERL=no
2303 fi
2304 # Extract the first word of "install-info", so it can be a program name with args.
2305 set dummy install-info; ac_word=$2
2306 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2307 echo "configure:2308: checking for $ac_word" >&5
2308 if eval "test \"`echo '$''{'ac_cv_path_INSTALL_INFO'+set}'`\" = set"; then
2309   echo $ac_n "(cached) $ac_c" 1>&6
2310 else
2311   case "$INSTALL_INFO" in
2312   /*)
2313   ac_cv_path_INSTALL_INFO="$INSTALL_INFO" # Let the user override the test with a path.
2314   ;;
2315   ?:/*)
2316   ac_cv_path_INSTALL_INFO="$INSTALL_INFO" # Let the user override the test with a dos path.
2317   ;;
2318   *)
2319   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2320   ac_dummy="$PATH:/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/bin:/sbin"
2321   for ac_dir in $ac_dummy; do
2322     test -z "$ac_dir" && ac_dir=.
2323     if test -f $ac_dir/$ac_word; then
2324       ac_cv_path_INSTALL_INFO="$ac_dir/$ac_word"
2325       break
2326     fi
2327   done
2328   IFS="$ac_save_ifs"
2329   test -z "$ac_cv_path_INSTALL_INFO" && ac_cv_path_INSTALL_INFO="no"
2330   ;;
2331 esac
2332 fi
2333 INSTALL_INFO="$ac_cv_path_INSTALL_INFO"
2334 if test -n "$INSTALL_INFO"; then
2335   echo "$ac_t""$INSTALL_INFO" 1>&6
2336 else
2337   echo "$ac_t""no" 1>&6
2338 fi
2339
2340 if test "$INSTALL_INFO" != "no"; then
2341 echo $ac_n "checking for old Debian install-info""... $ac_c" 1>&6
2342 echo "configure:2343: checking for old Debian install-info" >&5
2343 if eval "test \"`echo '$''{'libc_cv_old_debian_install_info'+set}'`\" = set"; then
2344   echo $ac_n "(cached) $ac_c" 1>&6
2345 else
2346   mkdir conftest.d
2347   # There is a hard ^_ on the next line.  I am open to better ideas.
2348   (echo '\x1f'
2349   echo 'File: dir       Node: Top       This is the top of the INFO tree'
2350   echo '* Menu:') >conftest.d/dir
2351   (echo 'INFO-DIR-SECTION i-d-s works'
2352   echo 'START-INFO-DIR-ENTRY'
2353   echo '* Prog: (prog).   Program.'
2354   echo 'END-INFO-DIR-ENTRY') >conftest.d/prog.info
2355   if $INSTALL_INFO --info-dir=conftest.d conftest.d/prog.info >&5 2>&1
2356   then
2357     if grep -s 'i-d-s works' conftest.d/dir >/dev/null
2358     then libc_cv_old_debian_install_info=no
2359     else libc_cv_old_debian_install_info=yes
2360     fi
2361   else libc_cv_old_debian_install_info=no testfailed=t
2362   fi
2363   rm -fr conftest.d
2364 fi
2365
2366 echo "$ac_t""$libc_cv_old_debian_install_info" 1>&6
2367 if test -n "$testfailed"
2368 then echo "configure: warning: install-info errored out, check config.log" 1>&2
2369 fi
2370 OLD_DEBIAN_INSTALL_INFO=$libc_cv_old_debian_install_info
2371 fi
2372
2373
2374 # Extract the first word of "bison", so it can be a program name with args.
2375 set dummy bison; ac_word=$2
2376 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2377 echo "configure:2378: checking for $ac_word" >&5
2378 if eval "test \"`echo '$''{'ac_cv_path_BISON'+set}'`\" = set"; then
2379   echo $ac_n "(cached) $ac_c" 1>&6
2380 else
2381   case "$BISON" in
2382   /*)
2383   ac_cv_path_BISON="$BISON" # Let the user override the test with a path.
2384   ;;
2385   ?:/*)
2386   ac_cv_path_BISON="$BISON" # Let the user override the test with a dos path.
2387   ;;
2388   *)
2389   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2390   ac_dummy="$PATH:/usr/local/bin:/usr/bin:/bin"
2391   for ac_dir in $ac_dummy; do
2392     test -z "$ac_dir" && ac_dir=.
2393     if test -f $ac_dir/$ac_word; then
2394       ac_cv_path_BISON="$ac_dir/$ac_word"
2395       break
2396     fi
2397   done
2398   IFS="$ac_save_ifs"
2399   test -z "$ac_cv_path_BISON" && ac_cv_path_BISON="no"
2400   ;;
2401 esac
2402 fi
2403 BISON="$ac_cv_path_BISON"
2404 if test -n "$BISON"; then
2405   echo "$ac_t""$BISON" 1>&6
2406 else
2407   echo "$ac_t""no" 1>&6
2408 fi
2409
2410
2411 echo $ac_n "checking for signed size_t type""... $ac_c" 1>&6
2412 echo "configure:2413: checking for signed size_t type" >&5
2413 if eval "test \"`echo '$''{'libc_cv_signed_size_t'+set}'`\" = set"; then
2414   echo $ac_n "(cached) $ac_c" 1>&6
2415 else
2416   echo '#include <stddef.h>
2417 FOOBAR __SIZE_TYPE__ FOOBAR' > conftest.c
2418 if eval "$ac_cpp conftest.c 2>/dev/null" \
2419 | grep '^FOOBAR.*unsigned.*FOOBAR$' >/dev/null; then
2420   libc_cv_signed_size_t=no
2421 else
2422   libc_cv_signed_size_t=yes
2423 fi
2424 rm -f conftest*
2425 fi
2426
2427 echo "$ac_t""$libc_cv_signed_size_t" 1>&6
2428 if test $libc_cv_signed_size_t = yes; then
2429     cat >> confdefs.h <<\EOF
2430 #undef __SIZE_TYPE__
2431 #define __SIZE_TYPE__ unsigned
2432 EOF
2433 fi
2434
2435 echo $ac_n "checking for libc-friendly stddef.h""... $ac_c" 1>&6
2436 echo "configure:2437: checking for libc-friendly stddef.h" >&5
2437 if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then
2438   echo $ac_n "(cached) $ac_c" 1>&6
2439 else
2440   cat > conftest.$ac_ext <<EOF
2441 #line 2442 "configure"
2442 #include "confdefs.h"
2443 #define __need_size_t
2444 #define __need_wchar_t
2445 #include <stddef.h>
2446 #define __need_NULL
2447 #include <stddef.h>
2448 int main() {
2449 size_t size; wchar_t wchar;
2450 #ifdef offsetof
2451 #error stddef.h ignored __need_*
2452 #endif
2453 if (&size == NULL || &wchar == NULL) abort ();
2454 ; return 0; }
2455 EOF
2456 if { (eval echo configure:2457: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2457   rm -rf conftest*
2458   libc_cv_friendly_stddef=yes
2459 else
2460   echo "configure: failed program was:" >&5
2461   cat conftest.$ac_ext >&5
2462   rm -rf conftest*
2463   libc_cv_friendly_stddef=no
2464 fi
2465 rm -f conftest*
2466 fi
2467
2468 echo "$ac_t""$libc_cv_friendly_stddef" 1>&6
2469 if test $libc_cv_friendly_stddef = yes; then
2470   config_vars="$config_vars
2471 override stddef.h = # The installed <stddef.h> seems to be libc-friendly."
2472 fi
2473
2474 echo $ac_n "checking whether we need to use -P to assemble .S files""... $ac_c" 1>&6
2475 echo "configure:2476: checking whether we need to use -P to assemble .S files" >&5
2476 if eval "test \"`echo '$''{'libc_cv_need_minus_P'+set}'`\" = set"; then
2477   echo $ac_n "(cached) $ac_c" 1>&6
2478 else
2479   cat > conftest.S <<EOF
2480 #include "confdefs.h"
2481 /* Nothing whatsoever.  */
2482 EOF
2483 if ${CC-cc} $CFLAGS -c conftest.S 2>/dev/null; then
2484   libc_cv_need_minus_P=no
2485 else
2486   libc_cv_need_minus_P=yes
2487 fi
2488 rm -f conftest*
2489 fi
2490
2491 echo "$ac_t""$libc_cv_need_minus_P" 1>&6
2492 if test $libc_cv_need_minus_P = yes; then
2493   config_vars="$config_vars
2494 asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives."
2495 fi
2496
2497 echo $ac_n "checking whether .text pseudo-op must be used""... $ac_c" 1>&6
2498 echo "configure:2499: checking whether .text pseudo-op must be used" >&5
2499 if eval "test \"`echo '$''{'libc_cv_dot_text'+set}'`\" = set"; then
2500   echo $ac_n "(cached) $ac_c" 1>&6
2501 else
2502   cat > conftest.s <<EOF
2503 .text
2504 EOF
2505 libc_cv_dot_text=
2506 if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2507   libc_cv_dot_text=.text
2508 fi
2509 rm -f conftest*
2510 fi
2511
2512 if test -z "$libc_cv_dot_text"; then
2513   echo "$ac_t""no" 1>&6
2514 else
2515   echo "$ac_t""yes" 1>&6
2516 fi
2517
2518 echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&6
2519 echo "configure:2520: checking for assembler global-symbol directive" >&5
2520 if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then
2521   echo $ac_n "(cached) $ac_c" 1>&6
2522 else
2523   libc_cv_asm_global_directive=UNKNOWN
2524 for ac_globl in .globl .global .EXPORT; do
2525   cat > conftest.s <<EOF
2526         ${libc_cv_dot_text}
2527         ${ac_globl} foo
2528 foo:
2529 EOF
2530   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2531     libc_cv_asm_global_directive=${ac_globl}
2532   fi
2533   rm -f conftest*
2534   test $libc_cv_asm_global_directive != UNKNOWN && break
2535 done
2536 fi
2537
2538 echo "$ac_t""$libc_cv_asm_global_directive" 1>&6
2539 if test $libc_cv_asm_global_directive = UNKNOWN; then
2540   { echo "configure: error: cannot determine asm global directive" 1>&2; exit 1; }
2541 else
2542   cat >> confdefs.h <<EOF
2543 #define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive}
2544 EOF
2545
2546 fi
2547
2548 echo $ac_n "checking for .set assembler directive""... $ac_c" 1>&6
2549 echo "configure:2550: checking for .set assembler directive" >&5
2550 if eval "test \"`echo '$''{'libc_cv_asm_set_directive'+set}'`\" = set"; then
2551   echo $ac_n "(cached) $ac_c" 1>&6
2552 else
2553   cat > conftest.s <<EOF
2554 ${libc_cv_dot_text}
2555 foo:
2556 .set glibc_conftest_frobozz,foo
2557 $libc_cv_asm_global_directive glibc_conftest_frobozz
2558 EOF
2559 # The alpha-dec-osf1 assembler gives only a warning for `.set'
2560 # (but it doesn't work), so we must do a linking check to be sure.
2561 cat > conftest1.c <<\EOF
2562 extern int glibc_conftest_frobozz;
2563 main () { printf ("%d\n", glibc_conftest_frobozz); }
2564 EOF
2565 if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
2566             -o conftest conftest.s conftest1.c 1>&5 2>&5; then
2567   libc_cv_asm_set_directive=yes
2568 else
2569   libc_cv_asm_set_directive=no
2570 fi
2571 rm -f conftest*
2572 fi
2573
2574 echo "$ac_t""$libc_cv_asm_set_directive" 1>&6
2575 if test $libc_cv_asm_set_directive = yes; then
2576   cat >> confdefs.h <<\EOF
2577 #define HAVE_ASM_SET_DIRECTIVE 1
2578 EOF
2579
2580 fi
2581
2582 # The Aix ld uses global .symbol_names instead of symbol_names.
2583 case "$os" in
2584 aix4.3*)
2585   cat >> confdefs.h <<\EOF
2586 #define HAVE_ASM_GLOBAL_DOT_NAME 1
2587 EOF
2588
2589 esac
2590
2591 echo $ac_n "checking for .symver assembler directive""... $ac_c" 1>&6
2592 echo "configure:2593: checking for .symver assembler directive" >&5
2593 if eval "test \"`echo '$''{'libc_cv_asm_symver_directive'+set}'`\" = set"; then
2594   echo $ac_n "(cached) $ac_c" 1>&6
2595 else
2596   cat > conftest.s <<EOF
2597 ${libc_cv_dot_text}
2598 _sym:
2599 .symver _sym,sym@VERS
2600 EOF
2601 if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&5 2>&5; then
2602   libc_cv_asm_symver_directive=yes
2603 else
2604   libc_cv_asm_symver_directive=no
2605 fi
2606 rm -f conftest*
2607 fi
2608
2609 echo "$ac_t""$libc_cv_asm_symver_directive" 1>&6
2610 echo $ac_n "checking for ld --version-script""... $ac_c" 1>&6
2611 echo "configure:2612: checking for ld --version-script" >&5
2612 if eval "test \"`echo '$''{'libc_cv_ld_version_script_option'+set}'`\" = set"; then
2613   echo $ac_n "(cached) $ac_c" 1>&6
2614 else
2615   if test $libc_cv_asm_symver_directive = yes; then
2616   cat > conftest.s <<EOF
2617 ${libc_cv_dot_text}
2618 _sym:
2619 .symver _sym,sym@VERS
2620 EOF
2621   cat > conftest.map <<EOF
2622 VERS_1 {
2623         global: sym;
2624 };
2625
2626 VERS_2 {
2627         global: sym;
2628 } VERS_1;
2629 EOF
2630   if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&5 2>&5; then
2631     if { ac_try='${CC-cc} $CFLAGS -shared -o conftest.so conftest.o
2632                                         -nostartfiles -nostdlib
2633                                         -Wl,--version-script,conftest.map
2634                        1>&5'; { (eval echo configure:2635: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
2635     then
2636       libc_cv_ld_version_script_option=yes
2637     else
2638       libc_cv_ld_version_script_option=no
2639     fi
2640   else
2641     libc_cv_ld_version_script_option=no
2642   fi
2643 else
2644   libc_cv_ld_version_script_option=no
2645 fi
2646 rm -f conftest*
2647 fi
2648
2649 echo "$ac_t""$libc_cv_ld_version_script_option" 1>&6
2650 if test $shared != no &&
2651    test $libc_cv_asm_symver_directive = yes &&
2652    test $libc_cv_ld_version_script_option = yes &&
2653    test $enable_versioning = yes; then
2654   VERSIONING=yes
2655   cat >> confdefs.h <<\EOF
2656 #define DO_VERSIONING 1
2657 EOF
2658
2659 else
2660   VERSIONING=no
2661 fi
2662
2663
2664 if test $shared != no && test $VERSIONING = no; then
2665   echo "\
2666 *** WARNING: You should not compile GNU libc without versioning. Not using
2667 *** versioning will introduce incompatibilities so that old binaries
2668 *** will not run anymore.
2669 *** For versioning you need recent binutils (binutils-2.8.1.0.23 or newer)."
2670 fi
2671 if test $elf = yes; then
2672   echo $ac_n "checking for .previous assembler directive""... $ac_c" 1>&6
2673 echo "configure:2674: checking for .previous assembler directive" >&5
2674 if eval "test \"`echo '$''{'libc_cv_asm_previous_directive'+set}'`\" = set"; then
2675   echo $ac_n "(cached) $ac_c" 1>&6
2676 else
2677     cat > conftest.s <<EOF
2678 .section foo_section
2679 .previous
2680 EOF
2681   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2682: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2682     libc_cv_asm_previous_directive=yes
2683   else
2684     libc_cv_asm_previous_directive=no
2685   fi
2686   rm -f conftest*
2687 fi
2688
2689 echo "$ac_t""$libc_cv_asm_previous_directive" 1>&6
2690   if test $libc_cv_asm_previous_directive = yes; then
2691     cat >> confdefs.h <<\EOF
2692 #define HAVE_ASM_PREVIOUS_DIRECTIVE 1
2693 EOF
2694
2695   else
2696     echo $ac_n "checking for .popsection assembler directive""... $ac_c" 1>&6
2697 echo "configure:2698: checking for .popsection assembler directive" >&5
2698 if eval "test \"`echo '$''{'libc_cv_asm_popsection_directive'+set}'`\" = set"; then
2699   echo $ac_n "(cached) $ac_c" 1>&6
2700 else
2701       cat > conftest.s <<EOF
2702 .pushsection foo_section
2703 .popsection
2704 EOF
2705     if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2706: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2706       libc_cv_asm_popsection_directive=yes
2707     else
2708       libc_cv_asm_popsection_directive=no
2709     fi
2710     rm -f conftest*
2711 fi
2712
2713 echo "$ac_t""$libc_cv_asm_popsection_directive" 1>&6
2714     if test $libc_cv_asm_popsection_directive = yes; then
2715       cat >> confdefs.h <<\EOF
2716 #define HAVE_ASM_POPSECTION_DIRECTIVE 1
2717 EOF
2718
2719     fi
2720   fi
2721   echo $ac_n "checking for .protected and .hidden assembler directive""... $ac_c" 1>&6
2722 echo "configure:2723: checking for .protected and .hidden assembler directive" >&5
2723 if eval "test \"`echo '$''{'libc_cv_asm_protected_directive'+set}'`\" = set"; then
2724   echo $ac_n "(cached) $ac_c" 1>&6
2725 else
2726     cat > conftest.s <<EOF
2727 .protected foo
2728 foo:
2729 .hidden bar
2730 bar:
2731 EOF
2732   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2733: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2733     libc_cv_asm_protected_directive=yes
2734   else
2735     libc_cv_asm_protected_directive=no
2736   fi
2737   rm -f conftest*
2738 fi
2739
2740 echo "$ac_t""$libc_cv_asm_protected_directive" 1>&6
2741
2742
2743   echo $ac_n "checking for -z nodelete option""... $ac_c" 1>&6
2744 echo "configure:2745: checking for -z nodelete option" >&5
2745 if eval "test \"`echo '$''{'libc_cv_z_nodelete'+set}'`\" = set"; then
2746   echo $ac_n "(cached) $ac_c" 1>&6
2747 else
2748     cat > conftest.c <<EOF
2749 int _start (void) { return 42; }
2750 EOF
2751   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,--enable-new-dtags,-z,nodelete 1>&5'; { (eval echo configure:2752: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
2752   then
2753     libc_cv_z_nodelete=yes
2754   else
2755     libc_cv_z_nodelete=no
2756   fi
2757   rm -f conftest*
2758 fi
2759
2760 echo "$ac_t""$libc_cv_z_nodelete" 1>&6
2761
2762
2763   echo $ac_n "checking for -z nodlopen option""... $ac_c" 1>&6
2764 echo "configure:2765: checking for -z nodlopen option" >&5
2765 if eval "test \"`echo '$''{'libc_cv_z_nodlopen'+set}'`\" = set"; then
2766   echo $ac_n "(cached) $ac_c" 1>&6
2767 else
2768     cat > conftest.c <<EOF
2769 int _start (void) { return 42; }
2770 EOF
2771   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,--enable-new-dtags,-z,nodlopen 1>&5'; { (eval echo configure:2772: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
2772   then
2773     libc_cv_z_nodlopen=yes
2774   else
2775     libc_cv_z_nodlopen=no
2776   fi
2777   rm -f conftest*
2778 fi
2779
2780 echo "$ac_t""$libc_cv_z_nodlopen" 1>&6
2781
2782
2783   echo $ac_n "checking for -z initfirst option""... $ac_c" 1>&6
2784 echo "configure:2785: checking for -z initfirst option" >&5
2785 if eval "test \"`echo '$''{'libc_cv_z_initfirst'+set}'`\" = set"; then
2786   echo $ac_n "(cached) $ac_c" 1>&6
2787 else
2788     cat > conftest.c <<EOF
2789 int _start (void) { return 42; }
2790 EOF
2791   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,--enable-new-dtags,-z,initfirst 1>&5'; { (eval echo configure:2792: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
2792   then
2793     libc_cv_z_initfirst=yes
2794   else
2795     libc_cv_z_initfirst=no
2796   fi
2797   rm -f conftest*
2798 fi
2799
2800 echo "$ac_t""$libc_cv_z_initfirst" 1>&6
2801
2802
2803   echo $ac_n "checking for -Bgroup option""... $ac_c" 1>&6
2804 echo "configure:2805: checking for -Bgroup option" >&5
2805 if eval "test \"`echo '$''{'libc_cv_Bgroup'+set}'`\" = set"; then
2806   echo $ac_n "(cached) $ac_c" 1>&6
2807 else
2808     cat > conftest.c <<EOF
2809 int _start (void) { return 42; }
2810 EOF
2811   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,-Bgroup -nostdlib 1>&5'; { (eval echo configure:2812: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
2812   then
2813     libc_cv_Bgroup=yes
2814   else
2815     libc_cv_Bgroup=no
2816   fi
2817   rm -f conftest*
2818 fi
2819
2820 echo "$ac_t""$libc_cv_Bgroup" 1>&6
2821
2822 fi
2823
2824 if test $elf != yes; then
2825   echo $ac_n "checking for .init and .fini sections""... $ac_c" 1>&6
2826 echo "configure:2827: checking for .init and .fini sections" >&5
2827 if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then
2828   echo $ac_n "(cached) $ac_c" 1>&6
2829 else
2830   cat > conftest.$ac_ext <<EOF
2831 #line 2832 "configure"
2832 #include "confdefs.h"
2833
2834 int main() {
2835 asm (".section .init");
2836                                     asm (".section .fini");
2837                                     asm ("${libc_cv_dot_text}");
2838 ; return 0; }
2839 EOF
2840 if { (eval echo configure:2841: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2841   rm -rf conftest*
2842   libc_cv_have_initfini=yes
2843 else
2844   echo "configure: failed program was:" >&5
2845   cat conftest.$ac_ext >&5
2846   rm -rf conftest*
2847   libc_cv_have_initfini=no
2848 fi
2849 rm -f conftest*
2850 fi
2851
2852 echo "$ac_t""$libc_cv_have_initfini" 1>&6
2853     if test $libc_cv_have_initfini = yes; then
2854     cat >> confdefs.h <<\EOF
2855 #define HAVE_INITFINI 1
2856 EOF
2857
2858   fi
2859 fi
2860
2861 if test $elf = yes -a $gnu_ld = yes; then
2862   echo $ac_n "checking whether cc puts quotes around section names""... $ac_c" 1>&6
2863 echo "configure:2864: checking whether cc puts quotes around section names" >&5
2864 if eval "test \"`echo '$''{'libc_cv_have_section_quotes'+set}'`\" = set"; then
2865   echo $ac_n "(cached) $ac_c" 1>&6
2866 else
2867   cat > conftest.c <<EOF
2868                   static const int foo
2869                   __attribute__ ((section ("bar"))) = 1;
2870 EOF
2871                   if ${CC-cc} -S conftest.c -o conftest.s; then
2872                     if grep '\.section.*"bar"' conftest.s >/dev/null; then
2873                       libc_cv_have_section_quotes=yes
2874                     else
2875                       libc_cv_have_section_quotes=no
2876                     fi
2877                   else
2878                     libc_cv_have_section_quotes=unknown
2879                   fi
2880                   rm -f conftest.cs
2881
2882 fi
2883
2884 echo "$ac_t""$libc_cv_have_section_quotes" 1>&6
2885   if test $libc_cv_have_section_quotes = yes; then
2886     cat >> confdefs.h <<\EOF
2887 #define HAVE_SECTION_QUOTES 1
2888 EOF
2889
2890   fi
2891 fi
2892
2893
2894
2895 if test $elf = yes; then
2896   libc_cv_asm_underscores=no
2897 else
2898   if test $ac_cv_prog_cc_works = yes; then
2899     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
2900 echo "configure:2901: checking for _ prefix on C symbol names" >&5
2901 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
2902   echo $ac_n "(cached) $ac_c" 1>&6
2903 else
2904   cat > conftest.$ac_ext <<EOF
2905 #line 2906 "configure"
2906 #include "confdefs.h"
2907 asm ("_glibc_foobar:");
2908 int main() {
2909 glibc_foobar ();
2910 ; return 0; }
2911 EOF
2912 if { (eval echo configure:2913: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2913   rm -rf conftest*
2914   libc_cv_asm_underscores=yes
2915 else
2916   echo "configure: failed program was:" >&5
2917   cat conftest.$ac_ext >&5
2918   rm -rf conftest*
2919   libc_cv_asm_underscores=no
2920 fi
2921 rm -f conftest*
2922 fi
2923
2924 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
2925   else
2926     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
2927 echo "configure:2928: checking for _ prefix on C symbol names" >&5
2928 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
2929   echo $ac_n "(cached) $ac_c" 1>&6
2930 else
2931   cat > conftest.$ac_ext <<EOF
2932 #line 2933 "configure"
2933 #include "confdefs.h"
2934 void underscore_test(void) {
2935 return; }
2936 EOF
2937 if { (eval echo configure:2938: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2938   if grep _underscore_test conftest* >/dev/null; then
2939     rm -f conftest*
2940     libc_cv_asm_underscores=yes
2941   else
2942     rm -f conftest*
2943     libc_cv_asm_underscores=no
2944   fi
2945 else
2946   echo "configure: failed program was:" >&5
2947   cat conftest.$ac_ext >&5
2948   rm -f conftest*
2949   libc_cv_asm_underscores=no
2950 fi
2951 rm -f conftest*
2952 fi
2953
2954 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
2955   fi
2956 fi
2957 if test $libc_cv_asm_underscores = no; then
2958   cat >> confdefs.h <<\EOF
2959 #define NO_UNDERSCORES 1
2960 EOF
2961
2962 fi
2963
2964 if test $elf = yes; then
2965   libc_cv_weak_symbols=yes
2966 fi
2967
2968 echo $ac_n "checking for assembler .weak directive""... $ac_c" 1>&6
2969 echo "configure:2970: checking for assembler .weak directive" >&5
2970 if eval "test \"`echo '$''{'libc_cv_asm_weak_directive'+set}'`\" = set"; then
2971   echo $ac_n "(cached) $ac_c" 1>&6
2972 else
2973   cat > conftest.s <<EOF
2974 ${libc_cv_dot_text}
2975 ${libc_cv_asm_global_directive} foo
2976 foo:
2977 .weak foo
2978 .weak bar; bar = foo
2979 EOF
2980 if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2981   libc_cv_asm_weak_directive=yes
2982 else
2983   libc_cv_asm_weak_directive=no
2984 fi
2985 rm -f conftest*
2986 fi
2987
2988 echo "$ac_t""$libc_cv_asm_weak_directive" 1>&6
2989
2990 if test $libc_cv_asm_weak_directive = no; then
2991   echo $ac_n "checking for assembler .weakext directive""... $ac_c" 1>&6
2992 echo "configure:2993: checking for assembler .weakext directive" >&5
2993 if eval "test \"`echo '$''{'libc_cv_asm_weakext_directive'+set}'`\" = set"; then
2994   echo $ac_n "(cached) $ac_c" 1>&6
2995 else
2996   cat > conftest.s <<EOF
2997 ${libc_cv_dot_text}
2998 ${libc_cv_asm_global_directive} foo
2999 foo:
3000 .weakext bar foo
3001 .weakext baz
3002 ${libc_cv_asm_global_directive} baz
3003 baz:
3004 EOF
3005   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
3006     libc_cv_asm_weakext_directive=yes
3007   else
3008     libc_cv_asm_weakext_directive=no
3009   fi
3010   rm -f conftest*
3011 fi
3012
3013 echo "$ac_t""$libc_cv_asm_weakext_directive" 1>&6
3014
3015 fi # no .weak
3016
3017 if test $libc_cv_asm_weak_directive = yes; then
3018   cat >> confdefs.h <<\EOF
3019 #define HAVE_ASM_WEAK_DIRECTIVE 1
3020 EOF
3021
3022 elif test $libc_cv_asm_weakext_directive = yes; then
3023   cat >> confdefs.h <<\EOF
3024 #define HAVE_ASM_WEAKEXT_DIRECTIVE 1
3025 EOF
3026
3027 fi
3028
3029 case "${host_cpu}-${host_os}" in
3030   cris*)
3031     libc_cv_asm_line_sep='@'
3032     cat >> confdefs.h <<EOF
3033 #define ASM_LINE_SEP $libc_cv_asm_line_sep
3034 EOF
3035
3036     ;;
3037   hppa*linux*)
3038   echo $ac_n "checking for assembler line separator""... $ac_c" 1>&6
3039 echo "configure:3040: checking for assembler line separator" >&5
3040 if eval "test \"`echo '$''{'libc_cv_asm_line_sep'+set}'`\" = set"; then
3041   echo $ac_n "(cached) $ac_c" 1>&6
3042 else
3043     cat > conftest.s <<EOF
3044  nop ; is_old_puffin
3045 EOF
3046   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:3047: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3047     libc_cv_asm_line_sep='!'
3048   else
3049     if test -z "$enable_hacker_mode"; then
3050       echo "*** You need a newer assembler to compile glibc"
3051       rm -f conftest*
3052       exit 1
3053     fi
3054     libc_cv_asm_line_sep=';'
3055   fi
3056   rm -f conftest*
3057 fi
3058
3059 echo "$ac_t""$libc_cv_asm_line_sep" 1>&6
3060   cat >> confdefs.h <<EOF
3061 #define ASM_LINE_SEP $libc_cv_asm_line_sep
3062 EOF
3063
3064   ;;
3065 esac
3066
3067 echo $ac_n "checking for ld --no-whole-archive""... $ac_c" 1>&6
3068 echo "configure:3069: checking for ld --no-whole-archive" >&5
3069 if eval "test \"`echo '$''{'libc_cv_ld_no_whole_archive'+set}'`\" = set"; then
3070   echo $ac_n "(cached) $ac_c" 1>&6
3071 else
3072   cat > conftest.c <<\EOF
3073 _start () {}
3074 int __eh_pc;
3075 __throw () {}
3076 EOF
3077 if { ac_try='${CC-cc} $CFLAGS
3078                             -nostdlib -nostartfiles -Wl,--no-whole-archive
3079                             -o conftest conftest.c 1>&5'; { (eval echo configure:3080: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3080   libc_cv_ld_no_whole_archive=yes
3081 else
3082   libc_cv_ld_no_whole_archive=no
3083 fi
3084 rm -f conftest*
3085 fi
3086
3087 echo "$ac_t""$libc_cv_ld_no_whole_archive" 1>&6
3088 if test $libc_cv_ld_no_whole_archive = yes; then
3089   no_whole_archive=-Wl,--no-whole-archive
3090 fi
3091
3092 echo $ac_n "checking for gcc -fexceptions""... $ac_c" 1>&6
3093 echo "configure:3094: checking for gcc -fexceptions" >&5
3094 if eval "test \"`echo '$''{'libc_cv_gcc_exceptions'+set}'`\" = set"; then
3095   echo $ac_n "(cached) $ac_c" 1>&6
3096 else
3097   cat > conftest.c <<\EOF
3098 _start () {}
3099 int __eh_pc;
3100 __throw () {}
3101 EOF
3102 if { ac_try='${CC-cc} $CFLAGS
3103                             -nostdlib -nostartfiles -fexceptions
3104                             -o conftest conftest.c 1>&5'; { (eval echo configure:3105: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3105   libc_cv_gcc_exceptions=yes
3106 else
3107   libc_cv_gcc_exceptions=no
3108 fi
3109 rm -f conftest*
3110 fi
3111
3112 echo "$ac_t""$libc_cv_gcc_exceptions" 1>&6
3113 if test $libc_cv_gcc_exceptions = yes; then
3114   exceptions=-fexceptions
3115 fi
3116
3117 if test "$base_machine" = alpha ; then
3118 echo $ac_n "checking for function ..ng prefix""... $ac_c" 1>&6
3119 echo "configure:3120: checking for function ..ng prefix" >&5
3120 if eval "test \"`echo '$''{'libc_cv_gcc_alpha_ng_prefix'+set}'`\" = set"; then
3121   echo $ac_n "(cached) $ac_c" 1>&6
3122 else
3123   cat > conftest.c <<\EOF
3124 foo () { }
3125 EOF
3126 if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null'; { (eval echo configure:3127: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
3127 then
3128   libc_cv_gcc_alpha_ng_prefix=yes
3129 else
3130   libc_cv_gcc_alpha_ng_prefix=no
3131 fi
3132 rm -f conftest*
3133 fi
3134
3135 echo "$ac_t""$libc_cv_gcc_alpha_ng_prefix" 1>&6
3136 if test $libc_cv_gcc_alpha_ng_prefix = yes ; then
3137   cat >> confdefs.h <<\EOF
3138 #define ASM_ALPHA_NG_SYMBOL_PREFIX "$"
3139 EOF
3140
3141 else
3142   cat >> confdefs.h <<\EOF
3143 #define ASM_ALPHA_NG_SYMBOL_PREFIX ""
3144 EOF
3145
3146 fi
3147 fi
3148
3149 if test "$host_cpu" = powerpc ; then
3150 # Check for a bug present in at least versions 2.8.x of GCC
3151 # and versions 1.0.x of EGCS.
3152 echo $ac_n "checking whether clobbering cr0 causes problems""... $ac_c" 1>&6
3153 echo "configure:3154: checking whether clobbering cr0 causes problems" >&5
3154 if eval "test \"`echo '$''{'libc_cv_c_asmcr0_bug'+set}'`\" = set"; then
3155   echo $ac_n "(cached) $ac_c" 1>&6
3156 else
3157   cat > conftest.$ac_ext <<EOF
3158 #line 3159 "configure"
3159 #include "confdefs.h"
3160 int tester(int x) { asm ("" : : : "cc"); return x & 123; }
3161 int main() {
3162
3163 ; return 0; }
3164 EOF
3165 if { (eval echo configure:3166: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3166   rm -rf conftest*
3167   libc_cv_c_asmcr0_bug='no'
3168 else
3169   echo "configure: failed program was:" >&5
3170   cat conftest.$ac_ext >&5
3171   rm -rf conftest*
3172   libc_cv_c_asmcr0_bug='yes'
3173 fi
3174 rm -f conftest*
3175 fi
3176
3177 echo "$ac_t""$libc_cv_c_asmcr0_bug" 1>&6
3178 if test "$libc_cv_c_asmcr0_bug" != 'no'; then
3179   cat >> confdefs.h <<\EOF
3180 #define BROKEN_PPC_ASM_CR0 1
3181 EOF
3182
3183 fi
3184 fi
3185
3186 echo $ac_n "checking for DWARF2 unwind info support""... $ac_c" 1>&6
3187 echo "configure:3188: checking for DWARF2 unwind info support" >&5
3188 if eval "test \"`echo '$''{'libc_cv_gcc_dwarf2_unwind_info'+set}'`\" = set"; then
3189   echo $ac_n "(cached) $ac_c" 1>&6
3190 else
3191   cat > conftest.c <<EOF
3192 #line 3193 "configure"
3193 static char __EH_FRAME_BEGIN__;
3194 _start ()
3195 {
3196 #ifdef CHECK__register_frame
3197   __register_frame (__EH_FRAME_BEGIN__);
3198   __deregister_frame (__EH_FRAME_BEGIN__);
3199 #endif
3200 #ifdef CHECK__register_frame_info
3201   __register_frame_info (__EH_FRAME_BEGIN__);
3202   __deregister_frame_info (__EH_FRAME_BEGIN__);
3203 #endif
3204 }
3205 int __eh_pc;
3206 __throw () {}
3207 /* FIXME: this is fragile.  */
3208 malloc () {}
3209 strcmp () {}
3210 strlen () {}
3211 memcpy () {}
3212 memset () {}
3213 free () {}
3214 abort () {}
3215 __bzero () {}
3216 EOF
3217 if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
3218                             -nostdlib -nostartfiles
3219                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3220: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3220   libc_cv_gcc_dwarf2_unwind_info=static
3221 else
3222   libc_cv_gcc_dwarf2_unwind_info=no
3223 fi
3224 if test $libc_cv_gcc_dwarf2_unwind_info = no; then
3225   if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame
3226                               -nostdlib -nostartfiles
3227                               -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3228: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3228     libc_cv_gcc_dwarf2_unwind_info=yes
3229   else
3230     libc_cv_gcc_dwarf2_unwind_info=no
3231   fi
3232 fi
3233 rm -f conftest*
3234 fi
3235
3236 echo "$ac_t""$libc_cv_gcc_dwarf2_unwind_info" 1>&6
3237 case $libc_cv_gcc_dwarf2_unwind_info in
3238 yes)
3239   cat >> confdefs.h <<\EOF
3240 #define HAVE_DWARF2_UNWIND_INFO 1
3241 EOF
3242
3243   ;;
3244 static)
3245   cat >> confdefs.h <<\EOF
3246 #define HAVE_DWARF2_UNWIND_INFO 1
3247 EOF
3248
3249   cat >> confdefs.h <<\EOF
3250 #define HAVE_DWARF2_UNWIND_INFO_STATIC 1
3251 EOF
3252
3253   ;;
3254 esac
3255
3256 echo $ac_n "checking for __builtin_expect""... $ac_c" 1>&6
3257 echo "configure:3258: checking for __builtin_expect" >&5
3258 if eval "test \"`echo '$''{'libc_cv_gcc_builtin_expect'+set}'`\" = set"; then
3259   echo $ac_n "(cached) $ac_c" 1>&6
3260 else
3261   cat > conftest.c <<EOF
3262 #line 3263 "configure"
3263 int foo (int a)
3264 {
3265   a = __builtin_expect (a, 10);
3266   return a == 10 ? 0 : 1;
3267 }
3268 EOF
3269 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
3270                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3271: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3271   libc_cv_gcc_builtin_expect=yes
3272 else
3273   libc_cv_gcc_builtin_expect=no
3274 fi
3275 rm -f conftest*
3276 fi
3277
3278 echo "$ac_t""$libc_cv_gcc_builtin_expect" 1>&6
3279 if test "$libc_cv_gcc_builtin_expect" = yes; then
3280   cat >> confdefs.h <<\EOF
3281 #define HAVE_BUILTIN_EXPECT 1
3282 EOF
3283
3284 fi
3285
3286 echo $ac_n "checking for local label subtraction""... $ac_c" 1>&6
3287 echo "configure:3288: checking for local label subtraction" >&5
3288 if eval "test \"`echo '$''{'libc_cv_gcc_subtract_local_labels'+set}'`\" = set"; then
3289   echo $ac_n "(cached) $ac_c" 1>&6
3290 else
3291   cat > conftest.c <<EOF
3292 #line 3293 "configure"
3293 int foo (int a)
3294 {
3295   static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };
3296   void *p = &&l1 + ar[a];
3297   goto *p;
3298  l1:
3299   return 1;
3300  l2:
3301   return 2;
3302 }
3303 EOF
3304 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
3305                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3306: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3306   libc_cv_gcc_subtract_local_labels=yes
3307 else
3308   libc_cv_gcc_subtract_local_labels=no
3309 fi
3310 rm -f conftest*
3311 fi
3312
3313 echo "$ac_t""$libc_cv_gcc_subtract_local_labels" 1>&6
3314 if test "$libc_cv_gcc_subtract_local_labels" = yes; then
3315   cat >> confdefs.h <<\EOF
3316 #define HAVE_SUBTRACT_LOCAL_LABELS 1
3317 EOF
3318
3319 fi
3320
3321 echo $ac_n "checking for libgd""... $ac_c" 1>&6
3322 echo "configure:3323: checking for libgd" >&5
3323 if test "$with_gd" != "no"; then
3324   old_CFLAGS="$CFLAGS"
3325   CFLAGS="$CFLAGS $libgd_include"
3326   old_LDFLAGS="$LDFLAGS"
3327   LDFLAGS="$LDFLAGS $libgd_ldflags"
3328   old_LIBS="$LIBS"
3329   LIBS="$LIBS -lgd -lpng -lz -lm"
3330   cat > conftest.$ac_ext <<EOF
3331 #line 3332 "configure"
3332 #include "confdefs.h"
3333 #include <gd.h>
3334 int main() {
3335 gdImagePng (0, 0)
3336 ; return 0; }
3337 EOF
3338 if { (eval echo configure:3339: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3339   rm -rf conftest*
3340   LIBGD=yes
3341 else
3342   echo "configure: failed program was:" >&5
3343   cat conftest.$ac_ext >&5
3344   rm -rf conftest*
3345   LIBGD=no
3346 fi
3347 rm -f conftest*
3348   CFLAGS="$old_CFLAGS"
3349   LDFLAGS="$old_LDFLAGS"
3350   LIBS="$old_LIBS"
3351 else
3352   LIBGD=no
3353 fi
3354 echo "$ac_t""$LIBGD" 1>&6
3355
3356
3357 echo $ac_n "checking size of long double""... $ac_c" 1>&6
3358 echo "configure:3359: checking size of long double" >&5
3359 if eval "test \"`echo '$''{'ac_cv_sizeof_long_double'+set}'`\" = set"; then
3360   echo $ac_n "(cached) $ac_c" 1>&6
3361 else
3362   if test "$cross_compiling" = yes; then
3363   ac_cv_sizeof_long_double=0
3364 else
3365   cat > conftest.$ac_ext <<EOF
3366 #line 3367 "configure"
3367 #include "confdefs.h"
3368 #include <stdio.h>
3369 main()
3370 {
3371   FILE *f=fopen("conftestval", "w");
3372   if (!f) exit(1);
3373   fprintf(f, "%d\n", sizeof(long double));
3374   exit(0);
3375 }
3376 EOF
3377 if { (eval echo configure:3378: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
3378 then
3379   ac_cv_sizeof_long_double=`cat conftestval`
3380 else
3381   echo "configure: failed program was:" >&5
3382   cat conftest.$ac_ext >&5
3383   rm -fr conftest*
3384   ac_cv_sizeof_long_double=0
3385 fi
3386 rm -fr conftest*
3387 fi
3388
3389 fi
3390 echo "$ac_t""$ac_cv_sizeof_long_double" 1>&6
3391 cat >> confdefs.h <<EOF
3392 #define SIZEOF_LONG_DOUBLE $ac_cv_sizeof_long_double
3393 EOF
3394
3395
3396 sizeof_long_double=$ac_cv_sizeof_long_double
3397
3398
3399 ### End of automated tests.
3400 ### Now run sysdeps configure fragments.
3401
3402 # sysdeps configure fragments may set these with files to be linked below.
3403 libc_link_dests=
3404 libc_link_sources=
3405
3406 # They also can set these variables.
3407 use_ldconfig=no
3408 ldd_rewrite_script=no
3409
3410 # Iterate over all the sysdep directories we will use, running their
3411 # configure fragments, and looking for a uname implementation.
3412 uname=
3413 for dir in $sysnames; do
3414   case $dir in
3415     /*) dest=$dir ;;
3416     *)  dest=$srcdir/$dir ;;
3417   esac
3418   if test -r $dest/configure; then
3419     echo "$ac_t""running configure fragment for $dest" 1>&6
3420     . $dest/configure
3421   fi
3422
3423   if test -z "$uname"; then
3424     if test -r $dest/uname.c ||
3425        test -r $dest/uname.S ||
3426        { test -r $dest/syscalls.list &&
3427          grep '^uname[  ]' $dest/syscalls.list >/dev/null; }; then
3428       uname=$dir
3429     fi
3430   fi
3431 done
3432
3433
3434
3435 # If we will use the generic uname implementation, we must figure out what
3436 # it will say by examining the system, and write the results in config-name.h.
3437 if test "$uname" = "sysdeps/generic"; then
3438
3439   uname_sysname=`echo $config_os | sed 's/[0-9.]*$//'`
3440   if test $uname_sysname != $config_os; then
3441     config_release=`echo $config_os | sed s/$uname_sysname//`
3442   fi
3443
3444   echo $ac_n "checking OS release for uname""... $ac_c" 1>&6
3445 echo "configure:3446: checking OS release for uname" >&5
3446 if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then
3447   echo $ac_n "(cached) $ac_c" 1>&6
3448 else
3449     kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
3450   if test x`echo "$config_release" | sed "s/^$kernel_release//"` \
3451          != x$config_release; then
3452     # The configuration release is a substring of the kernel release.
3453     libc_cv_uname_release=$kernel_release
3454   elif test x$config_release != x; then
3455     libc_cv_uname_release=$config_release
3456   elif test x$kernel_release != x; then
3457     libc_cv_uname_release=$kernel_release
3458   else
3459     libc_cv_uname_release=unknown
3460   fi
3461 fi
3462
3463 echo "$ac_t""$libc_cv_uname_release" 1>&6
3464   uname_release="$libc_cv_uname_release"
3465
3466   echo $ac_n "checking OS version for uname""... $ac_c" 1>&6
3467 echo "configure:3468: checking OS version for uname" >&5
3468 if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then
3469   echo $ac_n "(cached) $ac_c" 1>&6
3470 else
3471     kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
3472   if test -n "$kernel_version"; then
3473     libc_cv_uname_version="$kernel_version"
3474   else
3475     libc_cv_uname_version=unknown
3476   fi
3477 fi
3478
3479 echo "$ac_t""$libc_cv_uname_version" 1>&6
3480   uname_version="$libc_cv_uname_version"
3481
3482     config_uname=config-name.h:config-name.in
3483 else
3484   # For non-generic uname, we don't need to create config-name.h at all.
3485   config_uname=
3486 fi
3487
3488 echo $ac_n "checking stdio selection""... $ac_c" 1>&6
3489 echo "configure:3490: checking stdio selection" >&5
3490
3491 case $stdio in
3492 libio) cat >> confdefs.h <<\EOF
3493 #define USE_IN_LIBIO 1
3494 EOF
3495  ;;
3496 default) stdio=stdio ;;
3497 esac
3498 echo "$ac_t""$stdio" 1>&6
3499
3500 # Test for old glibc 2.0.x headers so that they can be removed properly
3501 # Search only in includedir.
3502 echo $ac_n "checking for old glibc 2.0.x headers""... $ac_c" 1>&6
3503 echo "configure:3504: checking for old glibc 2.0.x headers" >&5
3504 if eval test -f "${includedir}/elfclass.h" -a -f "${includedir}/fcntlbits.h"
3505 then
3506   old_glibc_headers=yes
3507 else
3508   old_glibc_headers=no
3509 fi
3510 echo "$ac_t""$old_glibc_headers" 1>&6
3511 if test ${old_glibc_headers} = yes; then
3512   echo "configure: warning: *** During \"make install\" old headers from glibc 2.0.x will" 1>&2
3513   echo "configure: warning: *** be removed." 1>&2
3514 fi
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526 if test $gnu_ld = yes; then
3527   cat >> confdefs.h <<\EOF
3528 #define HAVE_GNU_LD 1
3529 EOF
3530
3531 fi
3532 if test $gnu_as = yes; then
3533   cat >> confdefs.h <<\EOF
3534 #define HAVE_GNU_AS 1
3535 EOF
3536
3537 fi
3538 if test $elf = yes; then
3539   cat >> confdefs.h <<\EOF
3540 #define HAVE_ELF 1
3541 EOF
3542
3543 fi
3544
3545
3546
3547 if test $shared = default; then
3548   if test $gnu_ld = yes; then
3549     shared=$elf
3550   else
3551     # For now we do not assume shared libs are available.  In future more
3552     # tests might become available.
3553     shared=no
3554   fi
3555 fi
3556
3557 echo $ac_n "checking whether -fPIC is default""... $ac_c" 1>&6
3558 echo "configure:3559: checking whether -fPIC is default" >&5
3559 if eval "test \"`echo '$''{'pic_default'+set}'`\" = set"; then
3560   echo $ac_n "(cached) $ac_c" 1>&6
3561 else
3562   pic_default=yes
3563 cat > conftest.c <<EOF
3564 #if defined __PIC__ || defined __pic__ || defined PIC || defined pic
3565 # error PIC is default.
3566 #endif
3567 EOF
3568 if eval "${CC-cc} -S conftest.c 2>&5 1>&5"; then
3569   pic_default=no
3570 fi
3571 rm -f conftest.*
3572 fi
3573
3574 echo "$ac_t""$pic_default" 1>&6
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585 case "$add_ons" in
3586   *door*) linux_doors=yes ;;
3587   *) linux_doors=no ;;
3588 esac
3589
3590
3591 if test "`(cd $srcdir; pwd)`" = "`pwd`"; then
3592   config_makefile=
3593 else
3594   config_makefile=Makefile
3595 fi
3596
3597 VERSION=`sed -n -e 's/^#define VERSION "\([^"]*\)"/\1/p' < $srcdir/version.h`
3598 RELEASE=`sed -n -e 's/^#define RELEASE "\([^"]*\)"/\1/p' < $srcdir/version.h`
3599
3600
3601
3602 trap '' 1 2 15
3603 cat > confcache <<\EOF
3604 # This file is a shell script that caches the results of configure
3605 # tests run on this system so they can be shared between configure
3606 # scripts and configure runs.  It is not useful on other systems.
3607 # If it contains results you don't want to keep, you may remove or edit it.
3608 #
3609 # By default, configure uses ./config.cache as the cache file,
3610 # creating it if it does not exist already.  You can give configure
3611 # the --cache-file=FILE option to use a different cache file; that is
3612 # what configure does when it calls configure scripts in
3613 # subdirectories, so they share the cache.
3614 # Giving --cache-file=/dev/null disables caching, for debugging configure.
3615 # config.status only pays attention to the cache file if you give it the
3616 # --recheck option to rerun configure.
3617 #
3618 EOF
3619 # The following way of writing the cache mishandles newlines in values,
3620 # but we know of no workaround that is simple, portable, and efficient.
3621 # So, don't put newlines in cache variables' values.
3622 # Ultrix sh set writes to stderr and can't be redirected directly,
3623 # and sets the high bit in the cache file unless we assign to the vars.
3624 (set) 2>&1 |
3625   case `(ac_space=' '; set | grep ac_space) 2>&1` in
3626   *ac_space=\ *)
3627     # `set' does not quote correctly, so add quotes (double-quote substitution
3628     # turns \\\\ into \\, and sed turns \\ into \).
3629     sed -n \
3630       -e "s/'/'\\\\''/g" \
3631       -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
3632     ;;
3633   *)
3634     # `set' quotes correctly as required by POSIX, so do not add quotes.
3635     sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
3636     ;;
3637   esac >> confcache
3638 if cmp -s $cache_file confcache; then
3639   :
3640 else
3641   if test -w $cache_file; then
3642     echo "updating cache $cache_file"
3643     cat confcache > $cache_file
3644   else
3645     echo "not updating unwritable cache $cache_file"
3646   fi
3647 fi
3648 rm -f confcache
3649
3650 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
3651
3652 test "x$prefix" = xNONE && prefix=$ac_default_prefix
3653 # Let make expand exec_prefix.
3654 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
3655
3656 # Any assignment to VPATH causes Sun make to only execute
3657 # the first set of double-colon rules, so remove it if not needed.
3658 # If there is a colon in the path, we need to keep it.
3659 if test "x$srcdir" = x.; then
3660   ac_vpsub='/^[         ]*VPATH[        ]*=[^:]*$/d'
3661 fi
3662
3663 trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
3664
3665 DEFS=-DHAVE_CONFIG_H
3666
3667 # Without the "./", some shells look in PATH for config.status.
3668 : ${CONFIG_STATUS=./config.status}
3669
3670 echo creating $CONFIG_STATUS
3671 rm -f $CONFIG_STATUS
3672 cat > $CONFIG_STATUS <<EOF
3673 #! /bin/sh
3674 # Generated automatically by configure.
3675 # Run this file to recreate the current configuration.
3676 # This directory was configured as follows,
3677 # on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
3678 #
3679 # $0 $ac_configure_args
3680 #
3681 # Compiler output produced by configure, useful for debugging
3682 # configure, is in ./config.log if it exists.
3683
3684 ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
3685 for ac_option
3686 do
3687   case "\$ac_option" in
3688   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
3689     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
3690     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
3691   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
3692     echo "$CONFIG_STATUS generated by autoconf version 2.13"
3693     exit 0 ;;
3694   -help | --help | --hel | --he | --h)
3695     echo "\$ac_cs_usage"; exit 0 ;;
3696   *) echo "\$ac_cs_usage"; exit 1 ;;
3697   esac
3698 done
3699
3700 ac_given_srcdir=$srcdir
3701 ac_given_INSTALL="$INSTALL"
3702
3703 trap 'rm -fr `echo "config.make glibcbug ${config_makefile} ${config_uname} config.h" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
3704 EOF
3705 cat >> $CONFIG_STATUS <<EOF
3706
3707 # Protect against being on the right side of a sed subst in config.status.
3708 sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
3709  s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
3710 $ac_vpsub
3711 $extrasub
3712 s%@SHELL@%$SHELL%g
3713 s%@CFLAGS@%$CFLAGS%g
3714 s%@CPPFLAGS@%$CPPFLAGS%g
3715 s%@CXXFLAGS@%$CXXFLAGS%g
3716 s%@FFLAGS@%$FFLAGS%g
3717 s%@DEFS@%$DEFS%g
3718 s%@LDFLAGS@%$LDFLAGS%g
3719 s%@LIBS@%$LIBS%g
3720 s%@exec_prefix@%$exec_prefix%g
3721 s%@prefix@%$prefix%g
3722 s%@program_transform_name@%$program_transform_name%g
3723 s%@bindir@%$bindir%g
3724 s%@sbindir@%$sbindir%g
3725 s%@libexecdir@%$libexecdir%g
3726 s%@datadir@%$datadir%g
3727 s%@sysconfdir@%$sysconfdir%g
3728 s%@sharedstatedir@%$sharedstatedir%g
3729 s%@localstatedir@%$localstatedir%g
3730 s%@libdir@%$libdir%g
3731 s%@includedir@%$includedir%g
3732 s%@oldincludedir@%$oldincludedir%g
3733 s%@infodir@%$infodir%g
3734 s%@mandir@%$mandir%g
3735 s%@with_cvs@%$with_cvs%g
3736 s%@oldest_abi@%$oldest_abi%g
3737 s%@subdirs@%$subdirs%g
3738 s%@force_install@%$force_install%g
3739 s%@all_warnings@%$all_warnings%g
3740 s%@host@%$host%g
3741 s%@host_alias@%$host_alias%g
3742 s%@host_cpu@%$host_cpu%g
3743 s%@host_vendor@%$host_vendor%g
3744 s%@host_os@%$host_os%g
3745 s%@base_machine@%$base_machine%g
3746 s%@sysnames@%$sysnames%g
3747 s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
3748 s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
3749 s%@INSTALL_DATA@%$INSTALL_DATA%g
3750 s%@LN_S@%$LN_S%g
3751 s%@PWD_P@%$PWD_P%g
3752 s%@build@%$build%g
3753 s%@build_alias@%$build_alias%g
3754 s%@build_cpu@%$build_cpu%g
3755 s%@build_vendor@%$build_vendor%g
3756 s%@build_os@%$build_os%g
3757 s%@CC@%$CC%g
3758 s%@MAKE@%$MAKE%g
3759 s%@MSGFMT@%$MSGFMT%g
3760 s%@MAKEINFO@%$MAKEINFO%g
3761 s%@SED@%$SED%g
3762 s%@cross_linkable@%$cross_linkable%g
3763 s%@BUILD_CC@%$BUILD_CC%g
3764 s%@cross_compiling@%$cross_compiling%g
3765 s%@CPP@%$CPP%g
3766 s%@AR@%$AR%g
3767 s%@RANLIB@%$RANLIB%g
3768 s%@MIG@%$MIG%g
3769 s%@CCVERSION@%$CCVERSION%g
3770 s%@SYSINCLUDES@%$SYSINCLUDES%g
3771 s%@BASH@%$BASH%g
3772 s%@libc_cv_have_bash2@%$libc_cv_have_bash2%g
3773 s%@KSH@%$KSH%g
3774 s%@libc_cv_have_ksh@%$libc_cv_have_ksh%g
3775 s%@AWK@%$AWK%g
3776 s%@PERL@%$PERL%g
3777 s%@INSTALL_INFO@%$INSTALL_INFO%g
3778 s%@OLD_DEBIAN_INSTALL_INFO@%$OLD_DEBIAN_INSTALL_INFO%g
3779 s%@BISON@%$BISON%g
3780 s%@VERSIONING@%$VERSIONING%g
3781 s%@libc_cv_asm_protected_directive@%$libc_cv_asm_protected_directive%g
3782 s%@libc_cv_z_nodelete@%$libc_cv_z_nodelete%g
3783 s%@libc_cv_z_nodlopen@%$libc_cv_z_nodlopen%g
3784 s%@libc_cv_z_initfirst@%$libc_cv_z_initfirst%g
3785 s%@libc_cv_Bgroup@%$libc_cv_Bgroup%g
3786 s%@libc_cv_have_initfini@%$libc_cv_have_initfini%g
3787 s%@no_whole_archive@%$no_whole_archive%g
3788 s%@exceptions@%$exceptions%g
3789 s%@LIBGD@%$LIBGD%g
3790 s%@sizeof_long_double@%$sizeof_long_double%g
3791 s%@uname_sysname@%$uname_sysname%g
3792 s%@uname_release@%$uname_release%g
3793 s%@uname_version@%$uname_version%g
3794 s%@stdio@%$stdio%g
3795 s%@old_glibc_headers@%$old_glibc_headers%g
3796 s%@libc_cv_slibdir@%$libc_cv_slibdir%g
3797 s%@libc_cv_localedir@%$libc_cv_localedir%g
3798 s%@libc_cv_sysconfdir@%$libc_cv_sysconfdir%g
3799 s%@libc_cv_rootsbindir@%$libc_cv_rootsbindir%g
3800 s%@use_ldconfig@%$use_ldconfig%g
3801 s%@ldd_rewrite_script@%$ldd_rewrite_script%g
3802 s%@gnu_ld@%$gnu_ld%g
3803 s%@gnu_as@%$gnu_as%g
3804 s%@elf@%$elf%g
3805 s%@static@%$static%g
3806 s%@shared@%$shared%g
3807 s%@pic_default@%$pic_default%g
3808 s%@profile@%$profile%g
3809 s%@omitfp@%$omitfp%g
3810 s%@bounded@%$bounded%g
3811 s%@static_nss@%$static_nss%g
3812 s%@nopic_initfini@%$nopic_initfini%g
3813 s%@DEFINES@%$DEFINES%g
3814 s%@linux_doors@%$linux_doors%g
3815 s%@VERSION@%$VERSION%g
3816 s%@RELEASE@%$RELEASE%g
3817
3818 CEOF
3819 EOF
3820
3821 cat >> $CONFIG_STATUS <<\EOF
3822
3823 # Split the substitutions into bite-sized pieces for seds with
3824 # small command number limits, like on Digital OSF/1 and HP-UX.
3825 ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
3826 ac_file=1 # Number of current file.
3827 ac_beg=1 # First line for current file.
3828 ac_end=$ac_max_sed_cmds # Line after last line for current file.
3829 ac_more_lines=:
3830 ac_sed_cmds=""
3831 while $ac_more_lines; do
3832   if test $ac_beg -gt 1; then
3833     sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
3834   else
3835     sed "${ac_end}q" conftest.subs > conftest.s$ac_file
3836   fi
3837   if test ! -s conftest.s$ac_file; then
3838     ac_more_lines=false
3839     rm -f conftest.s$ac_file
3840   else
3841     if test -z "$ac_sed_cmds"; then
3842       ac_sed_cmds="sed -f conftest.s$ac_file"
3843     else
3844       ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
3845     fi
3846     ac_file=`expr $ac_file + 1`
3847     ac_beg=$ac_end
3848     ac_end=`expr $ac_end + $ac_max_sed_cmds`
3849   fi
3850 done
3851 if test -z "$ac_sed_cmds"; then
3852   ac_sed_cmds=cat
3853 fi
3854 EOF
3855
3856 cat >> $CONFIG_STATUS <<EOF
3857
3858 CONFIG_FILES=\${CONFIG_FILES-"config.make glibcbug ${config_makefile} ${config_uname}"}
3859 EOF
3860 cat >> $CONFIG_STATUS <<\EOF
3861 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
3862   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
3863   case "$ac_file" in
3864   *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
3865        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
3866   *) ac_file_in="${ac_file}.in" ;;
3867   esac
3868
3869   # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
3870
3871   # Remove last slash and all that follows it.  Not all systems have dirname.
3872   ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
3873   if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
3874     # The file is in a subdirectory.
3875     test ! -d "$ac_dir" && mkdir "$ac_dir"
3876     ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
3877     # A "../" for each directory in $ac_dir_suffix.
3878     ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
3879   else
3880     ac_dir_suffix= ac_dots=
3881   fi
3882
3883   case "$ac_given_srcdir" in
3884   .)  srcdir=.
3885       if test -z "$ac_dots"; then top_srcdir=.
3886       else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
3887   /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
3888   *) # Relative path.
3889     srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
3890     top_srcdir="$ac_dots$ac_given_srcdir" ;;
3891   esac
3892
3893   case "$ac_given_INSTALL" in
3894   [/$]*) INSTALL="$ac_given_INSTALL" ;;
3895   *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
3896   esac
3897
3898   echo creating "$ac_file"
3899   rm -f "$ac_file"
3900   configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
3901   case "$ac_file" in
3902   *Makefile*) ac_comsub="1i\\
3903 # $configure_input" ;;
3904   *) ac_comsub= ;;
3905   esac
3906
3907   ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
3908   sed -e "$ac_comsub
3909 s%@configure_input@%$configure_input%g
3910 s%@srcdir@%$srcdir%g
3911 s%@top_srcdir@%$top_srcdir%g
3912 s%@INSTALL@%$INSTALL%g
3913 " $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
3914 fi; done
3915 rm -f conftest.s*
3916
3917 # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
3918 # NAME is the cpp macro being defined and VALUE is the value it is being given.
3919 #
3920 # ac_d sets the value in "#define NAME VALUE" lines.
3921 ac_dA='s%^\([   ]*\)#\([        ]*define[       ][      ]*\)'
3922 ac_dB='\([      ][      ]*\)[^  ]*%\1#\2'
3923 ac_dC='\3'
3924 ac_dD='%g'
3925 # ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
3926 ac_uA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
3927 ac_uB='\([      ]\)%\1#\2define\3'
3928 ac_uC=' '
3929 ac_uD='\4%g'
3930 # ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
3931 ac_eA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
3932 ac_eB='$%\1#\2define\3'
3933 ac_eC=' '
3934 ac_eD='%g'
3935
3936 if test "${CONFIG_HEADERS+set}" != set; then
3937 EOF
3938 cat >> $CONFIG_STATUS <<EOF
3939   CONFIG_HEADERS="config.h"
3940 EOF
3941 cat >> $CONFIG_STATUS <<\EOF
3942 fi
3943 for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
3944   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
3945   case "$ac_file" in
3946   *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
3947        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
3948   *) ac_file_in="${ac_file}.in" ;;
3949   esac
3950
3951   echo creating $ac_file
3952
3953   rm -f conftest.frag conftest.in conftest.out
3954   ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
3955   cat $ac_file_inputs > conftest.in
3956
3957 EOF
3958
3959 # Transform confdefs.h into a sed script conftest.vals that substitutes
3960 # the proper values into config.h.in to produce config.h.  And first:
3961 # Protect against being on the right side of a sed subst in config.status.
3962 # Protect against being in an unquoted here document in config.status.
3963 rm -f conftest.vals
3964 cat > conftest.hdr <<\EOF
3965 s/[\\&%]/\\&/g
3966 s%[\\$`]%\\&%g
3967 s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
3968 s%ac_d%ac_u%gp
3969 s%ac_u%ac_e%gp
3970 EOF
3971 sed -n -f conftest.hdr confdefs.h > conftest.vals
3972 rm -f conftest.hdr
3973
3974 # This sed command replaces #undef with comments.  This is necessary, for
3975 # example, in the case of _POSIX_SOURCE, which is predefined and required
3976 # on some systems where configure will not decide to define it.
3977 cat >> conftest.vals <<\EOF
3978 s%^[    ]*#[    ]*undef[        ][      ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
3979 EOF
3980
3981 # Break up conftest.vals because some shells have a limit on
3982 # the size of here documents, and old seds have small limits too.
3983
3984 rm -f conftest.tail
3985 while :
3986 do
3987   ac_lines=`grep -c . conftest.vals`
3988   # grep -c gives empty output for an empty file on some AIX systems.
3989   if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
3990   # Write a limited-size here document to conftest.frag.
3991   echo '  cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
3992   sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
3993   echo 'CEOF
3994   sed -f conftest.frag conftest.in > conftest.out
3995   rm -f conftest.in
3996   mv conftest.out conftest.in
3997 ' >> $CONFIG_STATUS
3998   sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
3999   rm -f conftest.vals
4000   mv conftest.tail conftest.vals
4001 done
4002 rm -f conftest.vals
4003
4004 cat >> $CONFIG_STATUS <<\EOF
4005   rm -f conftest.frag conftest.h
4006   echo "/* $ac_file.  Generated automatically by configure.  */" > conftest.h
4007   cat conftest.in >> conftest.h
4008   rm -f conftest.in
4009   if cmp -s $ac_file conftest.h 2>/dev/null; then
4010     echo "$ac_file is unchanged"
4011     rm -f conftest.h
4012   else
4013     # Remove last slash and all that follows it.  Not all systems have dirname.
4014       ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
4015       if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
4016       # The file is in a subdirectory.
4017       test ! -d "$ac_dir" && mkdir "$ac_dir"
4018     fi
4019     rm -f $ac_file
4020     mv conftest.h $ac_file
4021   fi
4022 fi; done
4023
4024 EOF
4025
4026 cat >> $CONFIG_STATUS <<EOF
4027 ac_sources="`echo $libc_link_sources`"
4028 ac_dests="`echo $libc_link_dests`"
4029 EOF
4030
4031 cat >> $CONFIG_STATUS <<\EOF
4032 srcdir=$ac_given_srcdir
4033 while test -n "$ac_sources"; do
4034   set $ac_dests; ac_dest=$1; shift; ac_dests=$*
4035   set $ac_sources; ac_source=$1; shift; ac_sources=$*
4036
4037   echo "linking $srcdir/$ac_source to $ac_dest"
4038
4039   if test ! -r $srcdir/$ac_source; then
4040     { echo "configure: error: $srcdir/$ac_source: File not found" 1>&2; exit 1; }
4041   fi
4042   rm -f $ac_dest
4043
4044   # Make relative symlinks.
4045   # Remove last slash and all that follows it.  Not all systems have dirname.
4046   ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'`
4047   if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then
4048     # The dest file is in a subdirectory.
4049     test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir"
4050     ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^\./%%'`"
4051     # A "../" for each directory in $ac_dest_dir_suffix.
4052     ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'`
4053   else
4054     ac_dest_dir_suffix= ac_dots=
4055   fi
4056
4057   case "$srcdir" in
4058   [/$]*) ac_rel_source="$srcdir/$ac_source" ;;
4059   *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;;
4060   esac
4061
4062   # Make a symlink if possible; otherwise try a hard link.
4063   if ln -s $ac_rel_source $ac_dest 2>/dev/null ||
4064     ln $srcdir/$ac_source $ac_dest; then :
4065   else
4066     { echo "configure: error: can not link $ac_dest to $srcdir/$ac_source" 1>&2; exit 1; }
4067   fi
4068 done
4069 EOF
4070 cat >> $CONFIG_STATUS <<EOF
4071 config_vars='$config_vars'
4072 EOF
4073 cat >> $CONFIG_STATUS <<\EOF
4074
4075 case $CONFIG_FILES in *config.make*)
4076 echo "$config_vars" >> config.make;;
4077 esac
4078 test -d bits || mkdir bits
4079 exit 0
4080 EOF
4081 chmod +x $CONFIG_STATUS
4082 rm -fr confdefs* $ac_clean_files
4083 test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
4084
4085 if test "$no_recursion" != yes; then
4086
4087   # Remove --cache-file and --srcdir arguments so they do not pile up.
4088   ac_sub_configure_args=
4089   ac_prev=
4090   for ac_arg in $ac_configure_args; do
4091     if test -n "$ac_prev"; then
4092       ac_prev=
4093       continue
4094     fi
4095     case "$ac_arg" in
4096     -cache-file | --cache-file | --cache-fil | --cache-fi \
4097     | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
4098       ac_prev=cache_file ;;
4099     -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
4100     | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
4101       ;;
4102     -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
4103       ac_prev=srcdir ;;
4104     -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
4105       ;;
4106     *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
4107     esac
4108   done
4109
4110   for ac_config_dir in $add_ons; do
4111
4112     # Do not complain, so a configure script can configure whichever
4113     # parts of a large source tree are present.
4114     if test ! -d $srcdir/$ac_config_dir; then
4115       continue
4116     fi
4117
4118     echo configuring in $ac_config_dir
4119
4120     case "$srcdir" in
4121     .) ;;
4122     *)
4123       if test -d ./$ac_config_dir || mkdir ./$ac_config_dir; then :;
4124       else
4125         { echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
4126       fi
4127       ;;
4128     esac
4129
4130     ac_popdir=`pwd`
4131     cd $ac_config_dir
4132
4133       # A "../" for each directory in /$ac_config_dir.
4134       ac_dots=`echo $ac_config_dir|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
4135
4136     case "$srcdir" in
4137     .) # No --srcdir option.  We are building in place.
4138       ac_sub_srcdir=$srcdir ;;
4139     /*) # Absolute path.
4140       ac_sub_srcdir=$srcdir/$ac_config_dir ;;
4141     *) # Relative path.
4142       ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
4143     esac
4144
4145     # Check for guested configure; otherwise get Cygnus style configure.
4146     if test -f $ac_sub_srcdir/configure; then
4147       ac_sub_configure=$ac_sub_srcdir/configure
4148     elif test -f $ac_sub_srcdir/configure.in; then
4149       ac_sub_configure=$ac_configure
4150     else
4151       echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
4152       ac_sub_configure=
4153     fi
4154
4155     # The recursion is here.
4156     if test -n "$ac_sub_configure"; then
4157
4158       # Make the cache file name correct relative to the subdirectory.
4159       case "$cache_file" in
4160       /*) ac_sub_cache_file=$cache_file ;;
4161       *) # Relative path.
4162         ac_sub_cache_file="$ac_dots$cache_file" ;;
4163       esac
4164   case "$ac_given_INSTALL" in
4165         [/$]*) INSTALL="$ac_given_INSTALL" ;;
4166         *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
4167         esac
4168
4169       echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
4170       # The eval makes quoting arguments work.
4171       if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
4172       then :
4173       else
4174         { echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
4175       fi
4176     fi
4177
4178     cd $ac_popdir
4179   done
4180 fi
4181