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 $ac_verc_fail = yes; then
1454   critic_missing=gcc
1455 fi
1456
1457 for ac_prog in gnumake gmake make
1458 do
1459 # Extract the first word of "$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 $ac_verc_fail = yes; then
1508   critic_missing="$critic_missing make"
1509 fi
1510
1511
1512
1513 if test -n "$critic_missing"; then
1514 { echo "configure: error:
1515 *** These critical programs are missing or too old:$critic_missing
1516 *** Check the INSTALL file for required versions." 1>&2; exit 1; }
1517 fi
1518
1519
1520 for ac_prog in gnumsgfmt gmsgfmt msgfmt
1521 do
1522 # Extract the first word of "$ac_prog", so it can be a program name with args.
1523 set dummy $ac_prog; ac_word=$2
1524 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1525 echo "configure:1526: checking for $ac_word" >&5
1526 if eval "test \"`echo '$''{'ac_cv_prog_MSGFMT'+set}'`\" = set"; then
1527   echo $ac_n "(cached) $ac_c" 1>&6
1528 else
1529   if test -n "$MSGFMT"; then
1530   ac_cv_prog_MSGFMT="$MSGFMT" # Let the user override the test.
1531 else
1532   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1533   ac_dummy="$PATH"
1534   for ac_dir in $ac_dummy; do
1535     test -z "$ac_dir" && ac_dir=.
1536     if test -f $ac_dir/$ac_word; then
1537       ac_cv_prog_MSGFMT="$ac_prog"
1538       break
1539     fi
1540   done
1541   IFS="$ac_save_ifs"
1542 fi
1543 fi
1544 MSGFMT="$ac_cv_prog_MSGFMT"
1545 if test -n "$MSGFMT"; then
1546   echo "$ac_t""$MSGFMT" 1>&6
1547 else
1548   echo "$ac_t""no" 1>&6
1549 fi
1550
1551 test -n "$MSGFMT" && break
1552 done
1553
1554 if test -z "$MSGFMT"; then
1555   ac_verc_fail=yes
1556 else
1557   # Found it, now check the version.
1558   echo $ac_n "checking version of $MSGFMT""... $ac_c" 1>&6
1559 echo "configure:1560: checking version of $MSGFMT" >&5
1560   ac_prog_version=`$MSGFMT --version 2>&1 | sed -n 's/^.*GNU gettext.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
1561   case $ac_prog_version in
1562     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1563     0.10.3[6-9]* | 0.10.[4-9][0-9]* | 0.1[1-9]* | 0.[2-9][0-9]* | [1-9].*)
1564        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1565     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1566
1567   esac
1568   echo "$ac_t""$ac_prog_version" 1>&6
1569 fi
1570 if test $ac_verc_fail = yes; then
1571   MSGFMT=: aux_missing="$aux_missing msgfmt"
1572 fi
1573
1574 for ac_prog in makeinfo
1575 do
1576 # Extract the first word of "$ac_prog", so it can be a program name with args.
1577 set dummy $ac_prog; ac_word=$2
1578 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1579 echo "configure:1580: checking for $ac_word" >&5
1580 if eval "test \"`echo '$''{'ac_cv_prog_MAKEINFO'+set}'`\" = set"; then
1581   echo $ac_n "(cached) $ac_c" 1>&6
1582 else
1583   if test -n "$MAKEINFO"; then
1584   ac_cv_prog_MAKEINFO="$MAKEINFO" # Let the user override the test.
1585 else
1586   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1587   ac_dummy="$PATH"
1588   for ac_dir in $ac_dummy; do
1589     test -z "$ac_dir" && ac_dir=.
1590     if test -f $ac_dir/$ac_word; then
1591       ac_cv_prog_MAKEINFO="$ac_prog"
1592       break
1593     fi
1594   done
1595   IFS="$ac_save_ifs"
1596 fi
1597 fi
1598 MAKEINFO="$ac_cv_prog_MAKEINFO"
1599 if test -n "$MAKEINFO"; then
1600   echo "$ac_t""$MAKEINFO" 1>&6
1601 else
1602   echo "$ac_t""no" 1>&6
1603 fi
1604
1605 test -n "$MAKEINFO" && break
1606 done
1607
1608 if test -z "$MAKEINFO"; then
1609   ac_verc_fail=yes
1610 else
1611   # Found it, now check the version.
1612   echo $ac_n "checking version of $MAKEINFO""... $ac_c" 1>&6
1613 echo "configure:1614: checking version of $MAKEINFO" >&5
1614   ac_prog_version=`$MAKEINFO --version 2>&1 | sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
1615   case $ac_prog_version in
1616     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1617     4.*)
1618        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1619     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1620
1621   esac
1622   echo "$ac_t""$ac_prog_version" 1>&6
1623 fi
1624 if test $ac_verc_fail = yes; then
1625   MAKEINFO=: aux_missing="$aux_missing makeinfo"
1626 fi
1627
1628 for ac_prog in gsed sed
1629 do
1630 # Extract the first word of "$ac_prog", so it can be a program name with args.
1631 set dummy $ac_prog; ac_word=$2
1632 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1633 echo "configure:1634: checking for $ac_word" >&5
1634 if eval "test \"`echo '$''{'ac_cv_prog_SED'+set}'`\" = set"; then
1635   echo $ac_n "(cached) $ac_c" 1>&6
1636 else
1637   if test -n "$SED"; then
1638   ac_cv_prog_SED="$SED" # Let the user override the test.
1639 else
1640   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1641   ac_dummy="$PATH"
1642   for ac_dir in $ac_dummy; do
1643     test -z "$ac_dir" && ac_dir=.
1644     if test -f $ac_dir/$ac_word; then
1645       ac_cv_prog_SED="$ac_prog"
1646       break
1647     fi
1648   done
1649   IFS="$ac_save_ifs"
1650 fi
1651 fi
1652 SED="$ac_cv_prog_SED"
1653 if test -n "$SED"; then
1654   echo "$ac_t""$SED" 1>&6
1655 else
1656   echo "$ac_t""no" 1>&6
1657 fi
1658
1659 test -n "$SED" && break
1660 done
1661
1662 if test -z "$SED"; then
1663   ac_verc_fail=yes
1664 else
1665   # Found it, now check the version.
1666   echo $ac_n "checking version of $SED""... $ac_c" 1>&6
1667 echo "configure:1668: checking version of $SED" >&5
1668   ac_prog_version=`$SED --version 2>&1 | sed -n 's/^.*GNU sed version \([0-9]*\.[0-9.]*\).*$/\1/p'`
1669   case $ac_prog_version in
1670     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1671     3.0[2-9]*|3.[1-9]*|[4-9]*)
1672        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1673     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1674
1675   esac
1676   echo "$ac_t""$ac_prog_version" 1>&6
1677 fi
1678 if test $ac_verc_fail = yes; then
1679   SED=: aux_missing="$aux_missing sed"
1680 fi
1681
1682
1683
1684 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
1685 echo "configure:1686: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
1686 if eval "test \"`echo '$''{'ac_cv_prog_cc_works'+set}'`\" = set"; then
1687   echo $ac_n "(cached) $ac_c" 1>&6
1688 else
1689
1690 ac_ext=c
1691 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1692 ac_cpp='$CPP $CPPFLAGS'
1693 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1694 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1695 cross_compiling=$ac_cv_prog_cc_cross
1696
1697 cat > conftest.$ac_ext << EOF
1698
1699 #line 1700 "configure"
1700 #include "confdefs.h"
1701
1702 main(){return(0);}
1703 EOF
1704 if { (eval echo configure:1705: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1705   ac_cv_prog_cc_works=yes
1706   # If we can't run a trivial program, we are probably using a cross compiler.
1707   if (./conftest; exit) 2>/dev/null; then
1708     ac_cv_prog_cc_cross=no
1709   else
1710     ac_cv_prog_cc_cross=yes
1711   fi
1712 else
1713   echo "configure: failed program was:" >&5
1714   cat conftest.$ac_ext >&5
1715   ac_cv_prog_cc_works=no
1716 fi
1717 rm -fr conftest*
1718 ac_ext=c
1719 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1720 ac_cpp='$CPP $CPPFLAGS'
1721 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1722 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1723 cross_compiling=$ac_cv_prog_cc_cross
1724
1725 fi
1726
1727 echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
1728 if test $ac_cv_prog_cc_works = no; then
1729  cross_linkable=no
1730  ac_cv_prog_cc_cross=yes
1731 else
1732  cross_linkable=yes
1733 fi
1734 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
1735 echo "configure:1736: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
1736 if eval "test \"`echo '$''{'ac_cv_prog_cc_cross'+set}'`\" = set"; then
1737   echo $ac_n "(cached) $ac_c" 1>&6
1738 else
1739   :
1740 fi
1741
1742 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
1743
1744 cross_compiling=$ac_cv_prog_cc_cross
1745
1746 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
1747 echo "configure:1748: checking whether we are using GNU C" >&5
1748 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
1749   echo $ac_n "(cached) $ac_c" 1>&6
1750 else
1751   cat > conftest.c <<EOF
1752 #ifdef __GNUC__
1753   yes;
1754 #endif
1755 EOF
1756 if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1757: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
1757   ac_cv_prog_gcc=yes
1758 else
1759   ac_cv_prog_gcc=no
1760 fi
1761 fi
1762
1763 echo "$ac_t""$ac_cv_prog_gcc" 1>&6
1764 if test $ac_cv_prog_gcc != yes; then
1765   { echo "configure: error: GNU libc must be compiled using GNU CC" 1>&2; exit 1; }
1766 fi
1767
1768 echo $ac_n "checking build system type""... $ac_c" 1>&6
1769 echo "configure:1770: checking build system type" >&5
1770
1771 build_alias=$build
1772 case "$build_alias" in
1773 NONE)
1774   case $nonopt in
1775   NONE) build_alias=$host_alias ;;
1776   *) build_alias=$nonopt ;;
1777   esac ;;
1778 esac
1779
1780 build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
1781 build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
1782 build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
1783 build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
1784 echo "$ac_t""$build" 1>&6
1785
1786 if test $host != $build; then
1787   for ac_prog in gcc cc
1788 do
1789 # Extract the first word of "$ac_prog", so it can be a program name with args.
1790 set dummy $ac_prog; ac_word=$2
1791 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1792 echo "configure:1793: checking for $ac_word" >&5
1793 if eval "test \"`echo '$''{'ac_cv_prog_BUILD_CC'+set}'`\" = set"; then
1794   echo $ac_n "(cached) $ac_c" 1>&6
1795 else
1796   if test -n "$BUILD_CC"; then
1797   ac_cv_prog_BUILD_CC="$BUILD_CC" # Let the user override the test.
1798 else
1799   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1800   ac_dummy="$PATH"
1801   for ac_dir in $ac_dummy; do
1802     test -z "$ac_dir" && ac_dir=.
1803     if test -f $ac_dir/$ac_word; then
1804       ac_cv_prog_BUILD_CC="$ac_prog"
1805       break
1806     fi
1807   done
1808   IFS="$ac_save_ifs"
1809 fi
1810 fi
1811 BUILD_CC="$ac_cv_prog_BUILD_CC"
1812 if test -n "$BUILD_CC"; then
1813   echo "$ac_t""$BUILD_CC" 1>&6
1814 else
1815   echo "$ac_t""no" 1>&6
1816 fi
1817
1818 test -n "$BUILD_CC" && break
1819 done
1820
1821 fi
1822
1823 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
1824 echo "configure:1825: checking how to run the C preprocessor" >&5
1825 # On Suns, sometimes $CPP names a directory.
1826 if test -n "$CPP" && test -d "$CPP"; then
1827   CPP=
1828 fi
1829 if test -z "$CPP"; then
1830 if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
1831   echo $ac_n "(cached) $ac_c" 1>&6
1832 else
1833     # This must be in double quotes, not single quotes, because CPP may get
1834   # substituted into the Makefile and "${CC-cc}" will confuse make.
1835   CPP="${CC-cc} -E"
1836   # On the NeXT, cc -E runs the code through the compiler's parser,
1837   # not just through cpp.
1838   cat > conftest.$ac_ext <<EOF
1839 #line 1840 "configure"
1840 #include "confdefs.h"
1841 #include <assert.h>
1842 Syntax Error
1843 EOF
1844 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1845 { (eval echo configure:1846: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1846 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1847 if test -z "$ac_err"; then
1848   :
1849 else
1850   echo "$ac_err" >&5
1851   echo "configure: failed program was:" >&5
1852   cat conftest.$ac_ext >&5
1853   rm -rf conftest*
1854   CPP="${CC-cc} -E -traditional-cpp"
1855   cat > conftest.$ac_ext <<EOF
1856 #line 1857 "configure"
1857 #include "confdefs.h"
1858 #include <assert.h>
1859 Syntax Error
1860 EOF
1861 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1862 { (eval echo configure:1863: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1863 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1864 if test -z "$ac_err"; then
1865   :
1866 else
1867   echo "$ac_err" >&5
1868   echo "configure: failed program was:" >&5
1869   cat conftest.$ac_ext >&5
1870   rm -rf conftest*
1871   CPP="${CC-cc} -nologo -E"
1872   cat > conftest.$ac_ext <<EOF
1873 #line 1874 "configure"
1874 #include "confdefs.h"
1875 #include <assert.h>
1876 Syntax Error
1877 EOF
1878 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1879 { (eval echo configure:1880: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1880 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1881 if test -z "$ac_err"; then
1882   :
1883 else
1884   echo "$ac_err" >&5
1885   echo "configure: failed program was:" >&5
1886   cat conftest.$ac_ext >&5
1887   rm -rf conftest*
1888   CPP=/lib/cpp
1889 fi
1890 rm -f conftest*
1891 fi
1892 rm -f conftest*
1893 fi
1894 rm -f conftest*
1895   ac_cv_prog_CPP="$CPP"
1896 fi
1897   CPP="$ac_cv_prog_CPP"
1898 else
1899   ac_cv_prog_CPP="$CPP"
1900 fi
1901 echo "$ac_t""$CPP" 1>&6
1902
1903 # Was a --with-binutils option given?
1904 if test -n "$path_binutils"; then
1905     # Make absolute; ensure a single trailing slash.
1906     path_binutils=`(cd $path_binutils; pwd) | sed 's%/*$%/%'`
1907     CC="$CC -B$path_binutils"
1908 fi
1909 AS=`$CC -print-prog-name=as`
1910 LD=`$CC -print-prog-name=ld`
1911 AR=`$CC -print-prog-name=ar`
1912
1913
1914 # ranlib has to be treated a bit differently since it might not exist at all.
1915 RANLIB=`$CC -print-prog-name=ranlib`
1916 if test $RANLIB = ranlib; then
1917 # This extra check has to happen since gcc simply echos the parameter in
1918 # case it cannot find the value in its own directories.
1919 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
1920 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
1921 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1922 echo "configure:1923: checking for $ac_word" >&5
1923 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
1924   echo $ac_n "(cached) $ac_c" 1>&6
1925 else
1926   if test -n "$RANLIB"; then
1927   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
1928 else
1929   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1930   ac_dummy="$PATH"
1931   for ac_dir in $ac_dummy; do
1932     test -z "$ac_dir" && ac_dir=.
1933     if test -f $ac_dir/$ac_word; then
1934       ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
1935       break
1936     fi
1937   done
1938   IFS="$ac_save_ifs"
1939 fi
1940 fi
1941 RANLIB="$ac_cv_prog_RANLIB"
1942 if test -n "$RANLIB"; then
1943   echo "$ac_t""$RANLIB" 1>&6
1944 else
1945   echo "$ac_t""no" 1>&6
1946 fi
1947
1948
1949 if test -z "$ac_cv_prog_RANLIB"; then
1950 if test -n "$ac_tool_prefix"; then
1951   # Extract the first word of "ranlib", so it can be a program name with args.
1952 set dummy ranlib; ac_word=$2
1953 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1954 echo "configure:1955: checking for $ac_word" >&5
1955 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
1956   echo $ac_n "(cached) $ac_c" 1>&6
1957 else
1958   if test -n "$RANLIB"; then
1959   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
1960 else
1961   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1962   ac_dummy="$PATH"
1963   for ac_dir in $ac_dummy; do
1964     test -z "$ac_dir" && ac_dir=.
1965     if test -f $ac_dir/$ac_word; then
1966       ac_cv_prog_RANLIB="ranlib"
1967       break
1968     fi
1969   done
1970   IFS="$ac_save_ifs"
1971   test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
1972 fi
1973 fi
1974 RANLIB="$ac_cv_prog_RANLIB"
1975 if test -n "$RANLIB"; then
1976   echo "$ac_t""$RANLIB" 1>&6
1977 else
1978   echo "$ac_t""no" 1>&6
1979 fi
1980
1981 else
1982   RANLIB=":"
1983 fi
1984 fi
1985
1986 fi
1987
1988
1989 # Determine whether we are using GNU binutils.
1990 echo $ac_n "checking whether $AS is GNU as""... $ac_c" 1>&6
1991 echo "configure:1992: checking whether $AS is GNU as" >&5
1992 if eval "test \"`echo '$''{'libc_cv_prog_as_gnu'+set}'`\" = set"; then
1993   echo $ac_n "(cached) $ac_c" 1>&6
1994 else
1995   # Most GNU programs take a -v and spit out some text including
1996 # the word 'GNU'.  Some try to read stdin, so give them /dev/null.
1997 if $AS -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
1998   libc_cv_prog_as_gnu=yes
1999 else
2000   libc_cv_prog_as_gnu=no
2001 fi
2002 rm -fr contest*
2003 fi
2004
2005 echo "$ac_t""$libc_cv_prog_as_gnu" 1>&6
2006 rm -f a.out
2007 gnu_as=$libc_cv_prog_as_gnu
2008
2009 echo $ac_n "checking whether $LD is GNU ld""... $ac_c" 1>&6
2010 echo "configure:2011: checking whether $LD is GNU ld" >&5
2011 if eval "test \"`echo '$''{'libc_cv_prog_ld_gnu'+set}'`\" = set"; then
2012   echo $ac_n "(cached) $ac_c" 1>&6
2013 else
2014   # Most GNU programs take a -v and spit out some text including
2015 # the word 'GNU'.  Some try to read stdin, so give them /dev/null.
2016 if $LD -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
2017   libc_cv_prog_ld_gnu=yes
2018 else
2019   libc_cv_prog_ld_gnu=no
2020 fi
2021 rm -fr contest*
2022 fi
2023
2024 echo "$ac_t""$libc_cv_prog_ld_gnu" 1>&6
2025 gnu_ld=$libc_cv_prog_ld_gnu
2026
2027 # Extract the first word of "${ac_tool_prefix}mig", so it can be a program name with args.
2028 set dummy ${ac_tool_prefix}mig; ac_word=$2
2029 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2030 echo "configure:2031: checking for $ac_word" >&5
2031 if eval "test \"`echo '$''{'ac_cv_prog_MIG'+set}'`\" = set"; then
2032   echo $ac_n "(cached) $ac_c" 1>&6
2033 else
2034   if test -n "$MIG"; then
2035   ac_cv_prog_MIG="$MIG" # Let the user override the test.
2036 else
2037   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2038   ac_dummy="$PATH"
2039   for ac_dir in $ac_dummy; do
2040     test -z "$ac_dir" && ac_dir=.
2041     if test -f $ac_dir/$ac_word; then
2042       ac_cv_prog_MIG="${ac_tool_prefix}mig"
2043       break
2044     fi
2045   done
2046   IFS="$ac_save_ifs"
2047   test -z "$ac_cv_prog_MIG" && ac_cv_prog_MIG="mig"
2048 fi
2049 fi
2050 MIG="$ac_cv_prog_MIG"
2051 if test -n "$MIG"; then
2052   echo "$ac_t""$MIG" 1>&6
2053 else
2054   echo "$ac_t""no" 1>&6
2055 fi
2056
2057
2058
2059
2060 # Accept binutils 2.10.1 or newer (and also any ia64 2.9 version)
2061 # XXX Commented out because it filters out too many good versions.
2062 # XXX --drepper
2063 # AC_CHECK_PROG_VER(AS, $AS, --version,
2064 #   [GNU assembler.* \([0-9]*\.[0-9.]*\(-ia64-[0-9]*\)*\)],
2065 #   [2.10.[1-9]* | 2.1[1-9]* | 2.9-ia64-*], AS=: critic_missing=t)
2066
2067 test -n "$aux_missing" && echo "configure: warning:
2068 *** These auxiliary programs are missing or too old:$aux_missing
2069 *** some features will be disabled.
2070 *** Check the INSTALL file for required versions." 1>&2
2071
2072 # glibcbug.in wants to know the compiler version.
2073 CCVERSION=`$CC -v 2>&1 | sed -n 's/gcc version //p'`
2074
2075
2076 # if using special system headers, find out the compiler's sekrit
2077 # header directory and add that to the list.  NOTE: Only does the right
2078 # thing on a system that doesn't need fixincludes.  (Not presently a problem.)
2079 if test -n "$sysheaders"; then
2080   ccheaders=`$CC -print-file-name=include`
2081   SYSINCLUDES="-nostdinc -isystem $ccheaders -isystem $sysheaders"
2082 fi
2083
2084
2085 # check if ranlib is necessary
2086 echo $ac_n "checking whether ranlib is necessary""... $ac_c" 1>&6
2087 echo "configure:2088: checking whether ranlib is necessary" >&5
2088 if eval "test \"`echo '$''{'libc_cv_ranlib_necessary'+set}'`\" = set"; then
2089   echo $ac_n "(cached) $ac_c" 1>&6
2090 else
2091   cat > conftest.c <<EOF
2092 int a;
2093 char b;
2094 void c(void) {}
2095 EOF
2096 $CC $CFLAGS -c conftest.c
2097 $AR cr conftest.a conftest.c
2098 cp conftest.a conftest2.a
2099 $RANLIB conftest.a
2100 if cmp -s conftest.a conftest2.a; then
2101   libc_cv_ranlib_necessary=no
2102 else
2103   libc_cv_ranlib_necessary=yes
2104 fi
2105 rm -rf conftest*
2106 fi
2107
2108 echo "$ac_t""$libc_cv_ranlib_necessary" 1>&6
2109 if test "$libc_cv_ranlib_necessary" = no; then
2110  RANLIB=:
2111 fi
2112
2113 # Test if LD_LIBRARY_PATH contains the notation for the current directory
2114 # since this would lead to problems installing/building glibc.
2115 # LD_LIBRARY_PATH contains the current directory if one of the following
2116 # is true:
2117 # - one of the terminals (":" and ";") is the first or last sign
2118 # - two terminals occur directly after each other
2119 # - the path contains an element with a dot in it
2120 echo $ac_n "checking LD_LIBRARY_PATH variable""... $ac_c" 1>&6
2121 echo "configure:2122: checking LD_LIBRARY_PATH variable" >&5
2122 case ${LD_LIBRARY_PATH} in
2123   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
2124     ld_library_path_setting="contains current directory"
2125     ;;
2126   *)
2127     ld_library_path_setting="ok"
2128     ;;
2129 esac
2130 echo "$ac_t""$ld_library_path_setting" 1>&6
2131 if test "$ld_library_path_setting" != "ok"; then
2132 { echo "configure: error:
2133 *** LD_LIBRARY_PATH shouldn't contain the current directory when
2134 *** building glibc. Please change the environment variable
2135 *** and run configure again." 1>&2; exit 1; }
2136 fi
2137
2138 # Extract the first word of "bash", so it can be a program name with args.
2139 set dummy bash; ac_word=$2
2140 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2141 echo "configure:2142: checking for $ac_word" >&5
2142 if eval "test \"`echo '$''{'ac_cv_path_BASH'+set}'`\" = set"; then
2143   echo $ac_n "(cached) $ac_c" 1>&6
2144 else
2145   case "$BASH" in
2146   /*)
2147   ac_cv_path_BASH="$BASH" # Let the user override the test with a path.
2148   ;;
2149   ?:/*)
2150   ac_cv_path_BASH="$BASH" # Let the user override the test with a dos path.
2151   ;;
2152   *)
2153   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2154   ac_dummy="$PATH"
2155   for ac_dir in $ac_dummy; do
2156     test -z "$ac_dir" && ac_dir=.
2157     if test -f $ac_dir/$ac_word; then
2158       ac_cv_path_BASH="$ac_dir/$ac_word"
2159       break
2160     fi
2161   done
2162   IFS="$ac_save_ifs"
2163   test -z "$ac_cv_path_BASH" && ac_cv_path_BASH="no"
2164   ;;
2165 esac
2166 fi
2167 BASH="$ac_cv_path_BASH"
2168 if test -n "$BASH"; then
2169   echo "$ac_t""$BASH" 1>&6
2170 else
2171   echo "$ac_t""no" 1>&6
2172 fi
2173
2174 if test "$BASH" != no &&
2175    $BASH -c 'test "$BASH_VERSINFO" \
2176              && test "$BASH_VERSINFO" -ge 2 >&/dev/null'; then
2177   libc_cv_have_bash2=yes
2178 else
2179   libc_cv_have_bash2=no
2180 fi
2181
2182
2183 if test "$BASH" = no; then
2184   # Extract the first word of "ksh", so it can be a program name with args.
2185 set dummy ksh; ac_word=$2
2186 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2187 echo "configure:2188: checking for $ac_word" >&5
2188 if eval "test \"`echo '$''{'ac_cv_path_KSH'+set}'`\" = set"; then
2189   echo $ac_n "(cached) $ac_c" 1>&6
2190 else
2191   case "$KSH" in
2192   /*)
2193   ac_cv_path_KSH="$KSH" # Let the user override the test with a path.
2194   ;;
2195   ?:/*)
2196   ac_cv_path_KSH="$KSH" # Let the user override the test with a dos path.
2197   ;;
2198   *)
2199   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2200   ac_dummy="$PATH"
2201   for ac_dir in $ac_dummy; do
2202     test -z "$ac_dir" && ac_dir=.
2203     if test -f $ac_dir/$ac_word; then
2204       ac_cv_path_KSH="$ac_dir/$ac_word"
2205       break
2206     fi
2207   done
2208   IFS="$ac_save_ifs"
2209   test -z "$ac_cv_path_KSH" && ac_cv_path_KSH="no"
2210   ;;
2211 esac
2212 fi
2213 KSH="$ac_cv_path_KSH"
2214 if test -n "$KSH"; then
2215   echo "$ac_t""$KSH" 1>&6
2216 else
2217   echo "$ac_t""no" 1>&6
2218 fi
2219
2220   if test "$KSH" = no; then
2221     libc_cv_have_ksh=no
2222   else
2223     libc_cv_have_ksh=yes
2224   fi
2225 else
2226   KSH="$BASH"
2227
2228   libc_cv_have_ksh=yes
2229 fi
2230
2231
2232 for ac_prog in mawk gawk nawk awk
2233 do
2234 # Extract the first word of "$ac_prog", so it can be a program name with args.
2235 set dummy $ac_prog; ac_word=$2
2236 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2237 echo "configure:2238: checking for $ac_word" >&5
2238 if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
2239   echo $ac_n "(cached) $ac_c" 1>&6
2240 else
2241   if test -n "$AWK"; then
2242   ac_cv_prog_AWK="$AWK" # Let the user override the test.
2243 else
2244   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2245   ac_dummy="$PATH"
2246   for ac_dir in $ac_dummy; do
2247     test -z "$ac_dir" && ac_dir=.
2248     if test -f $ac_dir/$ac_word; then
2249       ac_cv_prog_AWK="$ac_prog"
2250       break
2251     fi
2252   done
2253   IFS="$ac_save_ifs"
2254 fi
2255 fi
2256 AWK="$ac_cv_prog_AWK"
2257 if test -n "$AWK"; then
2258   echo "$ac_t""$AWK" 1>&6
2259 else
2260   echo "$ac_t""no" 1>&6
2261 fi
2262
2263 test -n "$AWK" && break
2264 done
2265
2266 # Extract the first word of "perl", so it can be a program name with args.
2267 set dummy perl; ac_word=$2
2268 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2269 echo "configure:2270: checking for $ac_word" >&5
2270 if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
2271   echo $ac_n "(cached) $ac_c" 1>&6
2272 else
2273   case "$PERL" in
2274   /*)
2275   ac_cv_path_PERL="$PERL" # Let the user override the test with a path.
2276   ;;
2277   ?:/*)
2278   ac_cv_path_PERL="$PERL" # Let the user override the test with a dos path.
2279   ;;
2280   *)
2281   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2282   ac_dummy="$PATH"
2283   for ac_dir in $ac_dummy; do
2284     test -z "$ac_dir" && ac_dir=.
2285     if test -f $ac_dir/$ac_word; then
2286       ac_cv_path_PERL="$ac_dir/$ac_word"
2287       break
2288     fi
2289   done
2290   IFS="$ac_save_ifs"
2291   test -z "$ac_cv_path_PERL" && ac_cv_path_PERL="no"
2292   ;;
2293 esac
2294 fi
2295 PERL="$ac_cv_path_PERL"
2296 if test -n "$PERL"; then
2297   echo "$ac_t""$PERL" 1>&6
2298 else
2299   echo "$ac_t""no" 1>&6
2300 fi
2301
2302 if test "$PERL" != no &&
2303    (eval `$PERL -V:apiversion`; test `expr "$apiversion" \< 5` -ne 0); then
2304   PERL=no
2305 fi
2306 # Extract the first word of "install-info", so it can be a program name with args.
2307 set dummy install-info; ac_word=$2
2308 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2309 echo "configure:2310: checking for $ac_word" >&5
2310 if eval "test \"`echo '$''{'ac_cv_path_INSTALL_INFO'+set}'`\" = set"; then
2311   echo $ac_n "(cached) $ac_c" 1>&6
2312 else
2313   case "$INSTALL_INFO" in
2314   /*)
2315   ac_cv_path_INSTALL_INFO="$INSTALL_INFO" # Let the user override the test with a path.
2316   ;;
2317   ?:/*)
2318   ac_cv_path_INSTALL_INFO="$INSTALL_INFO" # Let the user override the test with a dos path.
2319   ;;
2320   *)
2321   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2322   ac_dummy="$PATH:/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/bin:/sbin"
2323   for ac_dir in $ac_dummy; do
2324     test -z "$ac_dir" && ac_dir=.
2325     if test -f $ac_dir/$ac_word; then
2326       ac_cv_path_INSTALL_INFO="$ac_dir/$ac_word"
2327       break
2328     fi
2329   done
2330   IFS="$ac_save_ifs"
2331   test -z "$ac_cv_path_INSTALL_INFO" && ac_cv_path_INSTALL_INFO="no"
2332   ;;
2333 esac
2334 fi
2335 INSTALL_INFO="$ac_cv_path_INSTALL_INFO"
2336 if test -n "$INSTALL_INFO"; then
2337   echo "$ac_t""$INSTALL_INFO" 1>&6
2338 else
2339   echo "$ac_t""no" 1>&6
2340 fi
2341
2342 if test "$INSTALL_INFO" != "no"; then
2343 echo $ac_n "checking for old Debian install-info""... $ac_c" 1>&6
2344 echo "configure:2345: checking for old Debian install-info" >&5
2345 if eval "test \"`echo '$''{'libc_cv_old_debian_install_info'+set}'`\" = set"; then
2346   echo $ac_n "(cached) $ac_c" 1>&6
2347 else
2348   mkdir conftest.d
2349   # There is a hard ^_ on the next line.  I am open to better ideas.
2350   (echo '\x1f'
2351   echo 'File: dir       Node: Top       This is the top of the INFO tree'
2352   echo '* Menu:') >conftest.d/dir
2353   (echo 'INFO-DIR-SECTION i-d-s works'
2354   echo 'START-INFO-DIR-ENTRY'
2355   echo '* Prog: (prog).   Program.'
2356   echo 'END-INFO-DIR-ENTRY') >conftest.d/prog.info
2357   if $INSTALL_INFO --info-dir=conftest.d conftest.d/prog.info >&5 2>&1
2358   then
2359     if grep -s 'i-d-s works' conftest.d/dir >/dev/null
2360     then libc_cv_old_debian_install_info=no
2361     else libc_cv_old_debian_install_info=yes
2362     fi
2363   else libc_cv_old_debian_install_info=no testfailed=t
2364   fi
2365   rm -fr conftest.d
2366 fi
2367
2368 echo "$ac_t""$libc_cv_old_debian_install_info" 1>&6
2369 if test -n "$testfailed"
2370 then echo "configure: warning: install-info errored out, check config.log" 1>&2
2371 fi
2372 OLD_DEBIAN_INSTALL_INFO=$libc_cv_old_debian_install_info
2373 fi
2374
2375
2376 # Extract the first word of "bison", so it can be a program name with args.
2377 set dummy bison; ac_word=$2
2378 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2379 echo "configure:2380: checking for $ac_word" >&5
2380 if eval "test \"`echo '$''{'ac_cv_path_BISON'+set}'`\" = set"; then
2381   echo $ac_n "(cached) $ac_c" 1>&6
2382 else
2383   case "$BISON" in
2384   /*)
2385   ac_cv_path_BISON="$BISON" # Let the user override the test with a path.
2386   ;;
2387   ?:/*)
2388   ac_cv_path_BISON="$BISON" # Let the user override the test with a dos path.
2389   ;;
2390   *)
2391   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2392   ac_dummy="$PATH:/usr/local/bin:/usr/bin:/bin"
2393   for ac_dir in $ac_dummy; do
2394     test -z "$ac_dir" && ac_dir=.
2395     if test -f $ac_dir/$ac_word; then
2396       ac_cv_path_BISON="$ac_dir/$ac_word"
2397       break
2398     fi
2399   done
2400   IFS="$ac_save_ifs"
2401   test -z "$ac_cv_path_BISON" && ac_cv_path_BISON="no"
2402   ;;
2403 esac
2404 fi
2405 BISON="$ac_cv_path_BISON"
2406 if test -n "$BISON"; then
2407   echo "$ac_t""$BISON" 1>&6
2408 else
2409   echo "$ac_t""no" 1>&6
2410 fi
2411
2412
2413 echo $ac_n "checking for signed size_t type""... $ac_c" 1>&6
2414 echo "configure:2415: checking for signed size_t type" >&5
2415 if eval "test \"`echo '$''{'libc_cv_signed_size_t'+set}'`\" = set"; then
2416   echo $ac_n "(cached) $ac_c" 1>&6
2417 else
2418   echo '#include <stddef.h>
2419 FOOBAR __SIZE_TYPE__ FOOBAR' > conftest.c
2420 if eval "$ac_cpp conftest.c 2>/dev/null" \
2421 | grep '^FOOBAR.*unsigned.*FOOBAR$' >/dev/null; then
2422   libc_cv_signed_size_t=no
2423 else
2424   libc_cv_signed_size_t=yes
2425 fi
2426 rm -f conftest*
2427 fi
2428
2429 echo "$ac_t""$libc_cv_signed_size_t" 1>&6
2430 if test $libc_cv_signed_size_t = yes; then
2431     cat >> confdefs.h <<\EOF
2432 #undef __SIZE_TYPE__
2433 #define __SIZE_TYPE__ unsigned
2434 EOF
2435 fi
2436
2437 echo $ac_n "checking for libc-friendly stddef.h""... $ac_c" 1>&6
2438 echo "configure:2439: checking for libc-friendly stddef.h" >&5
2439 if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then
2440   echo $ac_n "(cached) $ac_c" 1>&6
2441 else
2442   cat > conftest.$ac_ext <<EOF
2443 #line 2444 "configure"
2444 #include "confdefs.h"
2445 #define __need_size_t
2446 #define __need_wchar_t
2447 #include <stddef.h>
2448 #define __need_NULL
2449 #include <stddef.h>
2450 int main() {
2451 size_t size; wchar_t wchar;
2452 #ifdef offsetof
2453 #error stddef.h ignored __need_*
2454 #endif
2455 if (&size == NULL || &wchar == NULL) abort ();
2456 ; return 0; }
2457 EOF
2458 if { (eval echo configure:2459: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2459   rm -rf conftest*
2460   libc_cv_friendly_stddef=yes
2461 else
2462   echo "configure: failed program was:" >&5
2463   cat conftest.$ac_ext >&5
2464   rm -rf conftest*
2465   libc_cv_friendly_stddef=no
2466 fi
2467 rm -f conftest*
2468 fi
2469
2470 echo "$ac_t""$libc_cv_friendly_stddef" 1>&6
2471 if test $libc_cv_friendly_stddef = yes; then
2472   config_vars="$config_vars
2473 override stddef.h = # The installed <stddef.h> seems to be libc-friendly."
2474 fi
2475
2476 echo $ac_n "checking whether we need to use -P to assemble .S files""... $ac_c" 1>&6
2477 echo "configure:2478: checking whether we need to use -P to assemble .S files" >&5
2478 if eval "test \"`echo '$''{'libc_cv_need_minus_P'+set}'`\" = set"; then
2479   echo $ac_n "(cached) $ac_c" 1>&6
2480 else
2481   cat > conftest.S <<EOF
2482 #include "confdefs.h"
2483 /* Nothing whatsoever.  */
2484 EOF
2485 if ${CC-cc} $CFLAGS -c conftest.S 2>/dev/null; then
2486   libc_cv_need_minus_P=no
2487 else
2488   libc_cv_need_minus_P=yes
2489 fi
2490 rm -f conftest*
2491 fi
2492
2493 echo "$ac_t""$libc_cv_need_minus_P" 1>&6
2494 if test $libc_cv_need_minus_P = yes; then
2495   config_vars="$config_vars
2496 asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives."
2497 fi
2498
2499 echo $ac_n "checking whether .text pseudo-op must be used""... $ac_c" 1>&6
2500 echo "configure:2501: checking whether .text pseudo-op must be used" >&5
2501 if eval "test \"`echo '$''{'libc_cv_dot_text'+set}'`\" = set"; then
2502   echo $ac_n "(cached) $ac_c" 1>&6
2503 else
2504   cat > conftest.s <<EOF
2505 .text
2506 EOF
2507 libc_cv_dot_text=
2508 if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2509   libc_cv_dot_text=.text
2510 fi
2511 rm -f conftest*
2512 fi
2513
2514 if test -z "$libc_cv_dot_text"; then
2515   echo "$ac_t""no" 1>&6
2516 else
2517   echo "$ac_t""yes" 1>&6
2518 fi
2519
2520 echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&6
2521 echo "configure:2522: checking for assembler global-symbol directive" >&5
2522 if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then
2523   echo $ac_n "(cached) $ac_c" 1>&6
2524 else
2525   libc_cv_asm_global_directive=UNKNOWN
2526 for ac_globl in .globl .global .EXPORT; do
2527   cat > conftest.s <<EOF
2528         ${libc_cv_dot_text}
2529         ${ac_globl} foo
2530 foo:
2531 EOF
2532   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2533     libc_cv_asm_global_directive=${ac_globl}
2534   fi
2535   rm -f conftest*
2536   test $libc_cv_asm_global_directive != UNKNOWN && break
2537 done
2538 fi
2539
2540 echo "$ac_t""$libc_cv_asm_global_directive" 1>&6
2541 if test $libc_cv_asm_global_directive = UNKNOWN; then
2542   { echo "configure: error: cannot determine asm global directive" 1>&2; exit 1; }
2543 else
2544   cat >> confdefs.h <<EOF
2545 #define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive}
2546 EOF
2547
2548 fi
2549
2550 echo $ac_n "checking for .set assembler directive""... $ac_c" 1>&6
2551 echo "configure:2552: checking for .set assembler directive" >&5
2552 if eval "test \"`echo '$''{'libc_cv_asm_set_directive'+set}'`\" = set"; then
2553   echo $ac_n "(cached) $ac_c" 1>&6
2554 else
2555   cat > conftest.s <<EOF
2556 ${libc_cv_dot_text}
2557 foo:
2558 .set glibc_conftest_frobozz,foo
2559 $libc_cv_asm_global_directive glibc_conftest_frobozz
2560 EOF
2561 # The alpha-dec-osf1 assembler gives only a warning for `.set'
2562 # (but it doesn't work), so we must do a linking check to be sure.
2563 cat > conftest1.c <<\EOF
2564 extern int glibc_conftest_frobozz;
2565 main () { printf ("%d\n", glibc_conftest_frobozz); }
2566 EOF
2567 if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
2568             -o conftest conftest.s conftest1.c 1>&5 2>&5; then
2569   libc_cv_asm_set_directive=yes
2570 else
2571   libc_cv_asm_set_directive=no
2572 fi
2573 rm -f conftest*
2574 fi
2575
2576 echo "$ac_t""$libc_cv_asm_set_directive" 1>&6
2577 if test $libc_cv_asm_set_directive = yes; then
2578   cat >> confdefs.h <<\EOF
2579 #define HAVE_ASM_SET_DIRECTIVE 1
2580 EOF
2581
2582 fi
2583
2584 # The Aix ld uses global .symbol_names instead of symbol_names.
2585 case "$os" in
2586 aix4.3*)
2587   cat >> confdefs.h <<\EOF
2588 #define HAVE_ASM_GLOBAL_DOT_NAME 1
2589 EOF
2590
2591 esac
2592
2593 echo $ac_n "checking for .symver assembler directive""... $ac_c" 1>&6
2594 echo "configure:2595: checking for .symver assembler directive" >&5
2595 if eval "test \"`echo '$''{'libc_cv_asm_symver_directive'+set}'`\" = set"; then
2596   echo $ac_n "(cached) $ac_c" 1>&6
2597 else
2598   cat > conftest.s <<EOF
2599 ${libc_cv_dot_text}
2600 _sym:
2601 .symver _sym,sym@VERS
2602 EOF
2603 if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&5 2>&5; then
2604   libc_cv_asm_symver_directive=yes
2605 else
2606   libc_cv_asm_symver_directive=no
2607 fi
2608 rm -f conftest*
2609 fi
2610
2611 echo "$ac_t""$libc_cv_asm_symver_directive" 1>&6
2612 echo $ac_n "checking for ld --version-script""... $ac_c" 1>&6
2613 echo "configure:2614: checking for ld --version-script" >&5
2614 if eval "test \"`echo '$''{'libc_cv_ld_version_script_option'+set}'`\" = set"; then
2615   echo $ac_n "(cached) $ac_c" 1>&6
2616 else
2617   if test $libc_cv_asm_symver_directive = yes; then
2618   cat > conftest.s <<EOF
2619 ${libc_cv_dot_text}
2620 _sym:
2621 .symver _sym,sym@VERS
2622 EOF
2623   cat > conftest.map <<EOF
2624 VERS_1 {
2625         global: sym;
2626 };
2627
2628 VERS_2 {
2629         global: sym;
2630 } VERS_1;
2631 EOF
2632   if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&5 2>&5; then
2633     if { ac_try='${CC-cc} $CFLAGS -shared -o conftest.so conftest.o
2634                                         -nostartfiles -nostdlib
2635                                         -Wl,--version-script,conftest.map
2636                        1>&5'; { (eval echo configure:2637: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
2637     then
2638       libc_cv_ld_version_script_option=yes
2639     else
2640       libc_cv_ld_version_script_option=no
2641     fi
2642   else
2643     libc_cv_ld_version_script_option=no
2644   fi
2645 else
2646   libc_cv_ld_version_script_option=no
2647 fi
2648 rm -f conftest*
2649 fi
2650
2651 echo "$ac_t""$libc_cv_ld_version_script_option" 1>&6
2652 if test $shared != no &&
2653    test $libc_cv_asm_symver_directive = yes &&
2654    test $libc_cv_ld_version_script_option = yes &&
2655    test $enable_versioning = yes; then
2656   VERSIONING=yes
2657   cat >> confdefs.h <<\EOF
2658 #define DO_VERSIONING 1
2659 EOF
2660
2661 else
2662   VERSIONING=no
2663 fi
2664
2665
2666 if test $shared != no && test $VERSIONING = no; then
2667   echo "\
2668 *** WARNING: You should not compile GNU libc without versioning. Not using
2669 *** versioning will introduce incompatibilities so that old binaries
2670 *** will not run anymore.
2671 *** For versioning you need recent binutils (binutils-2.8.1.0.23 or newer)."
2672 fi
2673 if test $elf = yes; then
2674   echo $ac_n "checking for .previous assembler directive""... $ac_c" 1>&6
2675 echo "configure:2676: checking for .previous assembler directive" >&5
2676 if eval "test \"`echo '$''{'libc_cv_asm_previous_directive'+set}'`\" = set"; then
2677   echo $ac_n "(cached) $ac_c" 1>&6
2678 else
2679     cat > conftest.s <<EOF
2680 .section foo_section
2681 .previous
2682 EOF
2683   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2684: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2684     libc_cv_asm_previous_directive=yes
2685   else
2686     libc_cv_asm_previous_directive=no
2687   fi
2688   rm -f conftest*
2689 fi
2690
2691 echo "$ac_t""$libc_cv_asm_previous_directive" 1>&6
2692   if test $libc_cv_asm_previous_directive = yes; then
2693     cat >> confdefs.h <<\EOF
2694 #define HAVE_ASM_PREVIOUS_DIRECTIVE 1
2695 EOF
2696
2697   else
2698     echo $ac_n "checking for .popsection assembler directive""... $ac_c" 1>&6
2699 echo "configure:2700: checking for .popsection assembler directive" >&5
2700 if eval "test \"`echo '$''{'libc_cv_asm_popsection_directive'+set}'`\" = set"; then
2701   echo $ac_n "(cached) $ac_c" 1>&6
2702 else
2703       cat > conftest.s <<EOF
2704 .pushsection foo_section
2705 .popsection
2706 EOF
2707     if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2708: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2708       libc_cv_asm_popsection_directive=yes
2709     else
2710       libc_cv_asm_popsection_directive=no
2711     fi
2712     rm -f conftest*
2713 fi
2714
2715 echo "$ac_t""$libc_cv_asm_popsection_directive" 1>&6
2716     if test $libc_cv_asm_popsection_directive = yes; then
2717       cat >> confdefs.h <<\EOF
2718 #define HAVE_ASM_POPSECTION_DIRECTIVE 1
2719 EOF
2720
2721     fi
2722   fi
2723   echo $ac_n "checking for .protected and .hidden assembler directive""... $ac_c" 1>&6
2724 echo "configure:2725: checking for .protected and .hidden assembler directive" >&5
2725 if eval "test \"`echo '$''{'libc_cv_asm_protected_directive'+set}'`\" = set"; then
2726   echo $ac_n "(cached) $ac_c" 1>&6
2727 else
2728     cat > conftest.s <<EOF
2729 .protected foo
2730 foo:
2731 .hidden bar
2732 bar:
2733 EOF
2734   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2735: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2735     libc_cv_asm_protected_directive=yes
2736   else
2737     libc_cv_asm_protected_directive=no
2738   fi
2739   rm -f conftest*
2740 fi
2741
2742 echo "$ac_t""$libc_cv_asm_protected_directive" 1>&6
2743
2744
2745   echo $ac_n "checking for -z nodelete option""... $ac_c" 1>&6
2746 echo "configure:2747: checking for -z nodelete option" >&5
2747 if eval "test \"`echo '$''{'libc_cv_z_nodelete'+set}'`\" = set"; then
2748   echo $ac_n "(cached) $ac_c" 1>&6
2749 else
2750     cat > conftest.c <<EOF
2751 int _start (void) { return 42; }
2752 EOF
2753   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,--enable-new-dtags,-z,nodelete 1>&5'; { (eval echo configure:2754: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
2754   then
2755     libc_cv_z_nodelete=yes
2756   else
2757     libc_cv_z_nodelete=no
2758   fi
2759   rm -f conftest*
2760 fi
2761
2762 echo "$ac_t""$libc_cv_z_nodelete" 1>&6
2763
2764
2765   echo $ac_n "checking for -z nodlopen option""... $ac_c" 1>&6
2766 echo "configure:2767: checking for -z nodlopen option" >&5
2767 if eval "test \"`echo '$''{'libc_cv_z_nodlopen'+set}'`\" = set"; then
2768   echo $ac_n "(cached) $ac_c" 1>&6
2769 else
2770     cat > conftest.c <<EOF
2771 int _start (void) { return 42; }
2772 EOF
2773   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,--enable-new-dtags,-z,nodlopen 1>&5'; { (eval echo configure:2774: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
2774   then
2775     libc_cv_z_nodlopen=yes
2776   else
2777     libc_cv_z_nodlopen=no
2778   fi
2779   rm -f conftest*
2780 fi
2781
2782 echo "$ac_t""$libc_cv_z_nodlopen" 1>&6
2783
2784
2785   echo $ac_n "checking for -z initfirst option""... $ac_c" 1>&6
2786 echo "configure:2787: checking for -z initfirst option" >&5
2787 if eval "test \"`echo '$''{'libc_cv_z_initfirst'+set}'`\" = set"; then
2788   echo $ac_n "(cached) $ac_c" 1>&6
2789 else
2790     cat > conftest.c <<EOF
2791 int _start (void) { return 42; }
2792 EOF
2793   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,--enable-new-dtags,-z,initfirst 1>&5'; { (eval echo configure:2794: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
2794   then
2795     libc_cv_z_initfirst=yes
2796   else
2797     libc_cv_z_initfirst=no
2798   fi
2799   rm -f conftest*
2800 fi
2801
2802 echo "$ac_t""$libc_cv_z_initfirst" 1>&6
2803
2804
2805   echo $ac_n "checking for -Bgroup option""... $ac_c" 1>&6
2806 echo "configure:2807: checking for -Bgroup option" >&5
2807 if eval "test \"`echo '$''{'libc_cv_Bgroup'+set}'`\" = set"; then
2808   echo $ac_n "(cached) $ac_c" 1>&6
2809 else
2810     cat > conftest.c <<EOF
2811 int _start (void) { return 42; }
2812 EOF
2813   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,-Bgroup -nostdlib 1>&5'; { (eval echo configure:2814: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
2814   then
2815     libc_cv_Bgroup=yes
2816   else
2817     libc_cv_Bgroup=no
2818   fi
2819   rm -f conftest*
2820 fi
2821
2822 echo "$ac_t""$libc_cv_Bgroup" 1>&6
2823
2824 fi
2825
2826 if test $elf != yes; then
2827   echo $ac_n "checking for .init and .fini sections""... $ac_c" 1>&6
2828 echo "configure:2829: checking for .init and .fini sections" >&5
2829 if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then
2830   echo $ac_n "(cached) $ac_c" 1>&6
2831 else
2832   cat > conftest.$ac_ext <<EOF
2833 #line 2834 "configure"
2834 #include "confdefs.h"
2835
2836 int main() {
2837 asm (".section .init");
2838                                     asm (".section .fini");
2839                                     asm ("${libc_cv_dot_text}");
2840 ; return 0; }
2841 EOF
2842 if { (eval echo configure:2843: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2843   rm -rf conftest*
2844   libc_cv_have_initfini=yes
2845 else
2846   echo "configure: failed program was:" >&5
2847   cat conftest.$ac_ext >&5
2848   rm -rf conftest*
2849   libc_cv_have_initfini=no
2850 fi
2851 rm -f conftest*
2852 fi
2853
2854 echo "$ac_t""$libc_cv_have_initfini" 1>&6
2855     if test $libc_cv_have_initfini = yes; then
2856     cat >> confdefs.h <<\EOF
2857 #define HAVE_INITFINI 1
2858 EOF
2859
2860   fi
2861 fi
2862
2863 if test $elf = yes -a $gnu_ld = yes; then
2864   echo $ac_n "checking whether cc puts quotes around section names""... $ac_c" 1>&6
2865 echo "configure:2866: checking whether cc puts quotes around section names" >&5
2866 if eval "test \"`echo '$''{'libc_cv_have_section_quotes'+set}'`\" = set"; then
2867   echo $ac_n "(cached) $ac_c" 1>&6
2868 else
2869   cat > conftest.c <<EOF
2870                   static const int foo
2871                   __attribute__ ((section ("bar"))) = 1;
2872 EOF
2873                   if ${CC-cc} -S conftest.c -o conftest.s; then
2874                     if grep '\.section.*"bar"' conftest.s >/dev/null; then
2875                       libc_cv_have_section_quotes=yes
2876                     else
2877                       libc_cv_have_section_quotes=no
2878                     fi
2879                   else
2880                     libc_cv_have_section_quotes=unknown
2881                   fi
2882                   rm -f conftest.cs
2883
2884 fi
2885
2886 echo "$ac_t""$libc_cv_have_section_quotes" 1>&6
2887   if test $libc_cv_have_section_quotes = yes; then
2888     cat >> confdefs.h <<\EOF
2889 #define HAVE_SECTION_QUOTES 1
2890 EOF
2891
2892   fi
2893 fi
2894
2895
2896
2897 if test $elf = yes; then
2898   libc_cv_asm_underscores=no
2899 else
2900   if test $ac_cv_prog_cc_works = yes; then
2901     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
2902 echo "configure:2903: checking for _ prefix on C symbol names" >&5
2903 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
2904   echo $ac_n "(cached) $ac_c" 1>&6
2905 else
2906   cat > conftest.$ac_ext <<EOF
2907 #line 2908 "configure"
2908 #include "confdefs.h"
2909 asm ("_glibc_foobar:");
2910 int main() {
2911 glibc_foobar ();
2912 ; return 0; }
2913 EOF
2914 if { (eval echo configure:2915: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2915   rm -rf conftest*
2916   libc_cv_asm_underscores=yes
2917 else
2918   echo "configure: failed program was:" >&5
2919   cat conftest.$ac_ext >&5
2920   rm -rf conftest*
2921   libc_cv_asm_underscores=no
2922 fi
2923 rm -f conftest*
2924 fi
2925
2926 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
2927   else
2928     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
2929 echo "configure:2930: checking for _ prefix on C symbol names" >&5
2930 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
2931   echo $ac_n "(cached) $ac_c" 1>&6
2932 else
2933   cat > conftest.$ac_ext <<EOF
2934 #line 2935 "configure"
2935 #include "confdefs.h"
2936 void underscore_test(void) {
2937 return; }
2938 EOF
2939 if { (eval echo configure:2940: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2940   if grep _underscore_test conftest* >/dev/null; then
2941     rm -f conftest*
2942     libc_cv_asm_underscores=yes
2943   else
2944     rm -f conftest*
2945     libc_cv_asm_underscores=no
2946   fi
2947 else
2948   echo "configure: failed program was:" >&5
2949   cat conftest.$ac_ext >&5
2950   rm -f conftest*
2951   libc_cv_asm_underscores=no
2952 fi
2953 rm -f conftest*
2954 fi
2955
2956 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
2957   fi
2958 fi
2959 if test $libc_cv_asm_underscores = no; then
2960   cat >> confdefs.h <<\EOF
2961 #define NO_UNDERSCORES 1
2962 EOF
2963
2964 fi
2965
2966 if test $elf = yes; then
2967   libc_cv_weak_symbols=yes
2968 fi
2969
2970 echo $ac_n "checking for assembler .weak directive""... $ac_c" 1>&6
2971 echo "configure:2972: checking for assembler .weak directive" >&5
2972 if eval "test \"`echo '$''{'libc_cv_asm_weak_directive'+set}'`\" = set"; then
2973   echo $ac_n "(cached) $ac_c" 1>&6
2974 else
2975   cat > conftest.s <<EOF
2976 ${libc_cv_dot_text}
2977 ${libc_cv_asm_global_directive} foo
2978 foo:
2979 .weak foo
2980 .weak bar; bar = foo
2981 EOF
2982 if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2983   libc_cv_asm_weak_directive=yes
2984 else
2985   libc_cv_asm_weak_directive=no
2986 fi
2987 rm -f conftest*
2988 fi
2989
2990 echo "$ac_t""$libc_cv_asm_weak_directive" 1>&6
2991
2992 if test $libc_cv_asm_weak_directive = no; then
2993   echo $ac_n "checking for assembler .weakext directive""... $ac_c" 1>&6
2994 echo "configure:2995: checking for assembler .weakext directive" >&5
2995 if eval "test \"`echo '$''{'libc_cv_asm_weakext_directive'+set}'`\" = set"; then
2996   echo $ac_n "(cached) $ac_c" 1>&6
2997 else
2998   cat > conftest.s <<EOF
2999 ${libc_cv_dot_text}
3000 ${libc_cv_asm_global_directive} foo
3001 foo:
3002 .weakext bar foo
3003 .weakext baz
3004 ${libc_cv_asm_global_directive} baz
3005 baz:
3006 EOF
3007   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
3008     libc_cv_asm_weakext_directive=yes
3009   else
3010     libc_cv_asm_weakext_directive=no
3011   fi
3012   rm -f conftest*
3013 fi
3014
3015 echo "$ac_t""$libc_cv_asm_weakext_directive" 1>&6
3016
3017 fi # no .weak
3018
3019 if test $libc_cv_asm_weak_directive = yes; then
3020   cat >> confdefs.h <<\EOF
3021 #define HAVE_ASM_WEAK_DIRECTIVE 1
3022 EOF
3023
3024 elif test $libc_cv_asm_weakext_directive = yes; then
3025   cat >> confdefs.h <<\EOF
3026 #define HAVE_ASM_WEAKEXT_DIRECTIVE 1
3027 EOF
3028
3029 fi
3030
3031 case "${host_cpu}-${host_os}" in
3032   cris*)
3033     libc_cv_asm_line_sep='@'
3034     cat >> confdefs.h <<EOF
3035 #define ASM_LINE_SEP $libc_cv_asm_line_sep
3036 EOF
3037
3038     ;;
3039   hppa*linux*)
3040   echo $ac_n "checking for assembler line separator""... $ac_c" 1>&6
3041 echo "configure:3042: checking for assembler line separator" >&5
3042 if eval "test \"`echo '$''{'libc_cv_asm_line_sep'+set}'`\" = set"; then
3043   echo $ac_n "(cached) $ac_c" 1>&6
3044 else
3045     cat > conftest.s <<EOF
3046  nop ; is_old_puffin
3047 EOF
3048   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:3049: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3049     libc_cv_asm_line_sep='!'
3050   else
3051     if test -z "$enable_hacker_mode"; then
3052       echo "*** You need a newer assembler to compile glibc"
3053       rm -f conftest*
3054       exit 1
3055     fi
3056     libc_cv_asm_line_sep=';'
3057   fi
3058   rm -f conftest*
3059 fi
3060
3061 echo "$ac_t""$libc_cv_asm_line_sep" 1>&6
3062   cat >> confdefs.h <<EOF
3063 #define ASM_LINE_SEP $libc_cv_asm_line_sep
3064 EOF
3065
3066   ;;
3067 esac
3068
3069 echo $ac_n "checking for ld --no-whole-archive""... $ac_c" 1>&6
3070 echo "configure:3071: checking for ld --no-whole-archive" >&5
3071 if eval "test \"`echo '$''{'libc_cv_ld_no_whole_archive'+set}'`\" = set"; then
3072   echo $ac_n "(cached) $ac_c" 1>&6
3073 else
3074   cat > conftest.c <<\EOF
3075 _start () {}
3076 int __eh_pc;
3077 __throw () {}
3078 EOF
3079 if { ac_try='${CC-cc} $CFLAGS
3080                             -nostdlib -nostartfiles -Wl,--no-whole-archive
3081                             -o conftest conftest.c 1>&5'; { (eval echo configure:3082: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3082   libc_cv_ld_no_whole_archive=yes
3083 else
3084   libc_cv_ld_no_whole_archive=no
3085 fi
3086 rm -f conftest*
3087 fi
3088
3089 echo "$ac_t""$libc_cv_ld_no_whole_archive" 1>&6
3090 if test $libc_cv_ld_no_whole_archive = yes; then
3091   no_whole_archive=-Wl,--no-whole-archive
3092 fi
3093
3094 echo $ac_n "checking for gcc -fexceptions""... $ac_c" 1>&6
3095 echo "configure:3096: checking for gcc -fexceptions" >&5
3096 if eval "test \"`echo '$''{'libc_cv_gcc_exceptions'+set}'`\" = set"; then
3097   echo $ac_n "(cached) $ac_c" 1>&6
3098 else
3099   cat > conftest.c <<\EOF
3100 _start () {}
3101 int __eh_pc;
3102 __throw () {}
3103 EOF
3104 if { ac_try='${CC-cc} $CFLAGS
3105                             -nostdlib -nostartfiles -fexceptions
3106                             -o conftest conftest.c 1>&5'; { (eval echo configure:3107: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3107   libc_cv_gcc_exceptions=yes
3108 else
3109   libc_cv_gcc_exceptions=no
3110 fi
3111 rm -f conftest*
3112 fi
3113
3114 echo "$ac_t""$libc_cv_gcc_exceptions" 1>&6
3115 if test $libc_cv_gcc_exceptions = yes; then
3116   exceptions=-fexceptions
3117 fi
3118
3119 if test "$base_machine" = alpha ; then
3120 echo $ac_n "checking for function ..ng prefix""... $ac_c" 1>&6
3121 echo "configure:3122: checking for function ..ng prefix" >&5
3122 if eval "test \"`echo '$''{'libc_cv_gcc_alpha_ng_prefix'+set}'`\" = set"; then
3123   echo $ac_n "(cached) $ac_c" 1>&6
3124 else
3125   cat > conftest.c <<\EOF
3126 foo () { }
3127 EOF
3128 if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null'; { (eval echo configure:3129: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
3129 then
3130   libc_cv_gcc_alpha_ng_prefix=yes
3131 else
3132   libc_cv_gcc_alpha_ng_prefix=no
3133 fi
3134 rm -f conftest*
3135 fi
3136
3137 echo "$ac_t""$libc_cv_gcc_alpha_ng_prefix" 1>&6
3138 if test $libc_cv_gcc_alpha_ng_prefix = yes ; then
3139   cat >> confdefs.h <<\EOF
3140 #define ASM_ALPHA_NG_SYMBOL_PREFIX "$"
3141 EOF
3142
3143 else
3144   cat >> confdefs.h <<\EOF
3145 #define ASM_ALPHA_NG_SYMBOL_PREFIX ""
3146 EOF
3147
3148 fi
3149 fi
3150
3151 if test "$host_cpu" = powerpc ; then
3152 # Check for a bug present in at least versions 2.8.x of GCC
3153 # and versions 1.0.x of EGCS.
3154 echo $ac_n "checking whether clobbering cr0 causes problems""... $ac_c" 1>&6
3155 echo "configure:3156: checking whether clobbering cr0 causes problems" >&5
3156 if eval "test \"`echo '$''{'libc_cv_c_asmcr0_bug'+set}'`\" = set"; then
3157   echo $ac_n "(cached) $ac_c" 1>&6
3158 else
3159   cat > conftest.$ac_ext <<EOF
3160 #line 3161 "configure"
3161 #include "confdefs.h"
3162 int tester(int x) { asm ("" : : : "cc"); return x & 123; }
3163 int main() {
3164
3165 ; return 0; }
3166 EOF
3167 if { (eval echo configure:3168: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3168   rm -rf conftest*
3169   libc_cv_c_asmcr0_bug='no'
3170 else
3171   echo "configure: failed program was:" >&5
3172   cat conftest.$ac_ext >&5
3173   rm -rf conftest*
3174   libc_cv_c_asmcr0_bug='yes'
3175 fi
3176 rm -f conftest*
3177 fi
3178
3179 echo "$ac_t""$libc_cv_c_asmcr0_bug" 1>&6
3180 if test "$libc_cv_c_asmcr0_bug" != 'no'; then
3181   cat >> confdefs.h <<\EOF
3182 #define BROKEN_PPC_ASM_CR0 1
3183 EOF
3184
3185 fi
3186 fi
3187
3188 echo $ac_n "checking for DWARF2 unwind info support""... $ac_c" 1>&6
3189 echo "configure:3190: checking for DWARF2 unwind info support" >&5
3190 if eval "test \"`echo '$''{'libc_cv_gcc_dwarf2_unwind_info'+set}'`\" = set"; then
3191   echo $ac_n "(cached) $ac_c" 1>&6
3192 else
3193   cat > conftest.c <<EOF
3194 #line 3195 "configure"
3195 static char __EH_FRAME_BEGIN__;
3196 _start ()
3197 {
3198 #ifdef CHECK__register_frame
3199   __register_frame (__EH_FRAME_BEGIN__);
3200   __deregister_frame (__EH_FRAME_BEGIN__);
3201 #endif
3202 #ifdef CHECK__register_frame_info
3203   __register_frame_info (__EH_FRAME_BEGIN__);
3204   __deregister_frame_info (__EH_FRAME_BEGIN__);
3205 #endif
3206 }
3207 int __eh_pc;
3208 __throw () {}
3209 /* FIXME: this is fragile.  */
3210 malloc () {}
3211 strcmp () {}
3212 strlen () {}
3213 memcpy () {}
3214 memset () {}
3215 free () {}
3216 abort () {}
3217 __bzero () {}
3218 EOF
3219 if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
3220                             -nostdlib -nostartfiles
3221                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3222: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3222   libc_cv_gcc_dwarf2_unwind_info=static
3223 else
3224   libc_cv_gcc_dwarf2_unwind_info=no
3225 fi
3226 if test $libc_cv_gcc_dwarf2_unwind_info = no; then
3227   if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame
3228                               -nostdlib -nostartfiles
3229                               -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3230: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3230     libc_cv_gcc_dwarf2_unwind_info=yes
3231   else
3232     libc_cv_gcc_dwarf2_unwind_info=no
3233   fi
3234 fi
3235 rm -f conftest*
3236 fi
3237
3238 echo "$ac_t""$libc_cv_gcc_dwarf2_unwind_info" 1>&6
3239 case $libc_cv_gcc_dwarf2_unwind_info in
3240 yes)
3241   cat >> confdefs.h <<\EOF
3242 #define HAVE_DWARF2_UNWIND_INFO 1
3243 EOF
3244
3245   ;;
3246 static)
3247   cat >> confdefs.h <<\EOF
3248 #define HAVE_DWARF2_UNWIND_INFO 1
3249 EOF
3250
3251   cat >> confdefs.h <<\EOF
3252 #define HAVE_DWARF2_UNWIND_INFO_STATIC 1
3253 EOF
3254
3255   ;;
3256 esac
3257
3258 echo $ac_n "checking for __builtin_expect""... $ac_c" 1>&6
3259 echo "configure:3260: checking for __builtin_expect" >&5
3260 if eval "test \"`echo '$''{'libc_cv_gcc_builtin_expect'+set}'`\" = set"; then
3261   echo $ac_n "(cached) $ac_c" 1>&6
3262 else
3263   cat > conftest.c <<EOF
3264 #line 3265 "configure"
3265 int foo (int a)
3266 {
3267   a = __builtin_expect (a, 10);
3268   return a == 10 ? 0 : 1;
3269 }
3270 EOF
3271 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
3272                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3273: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3273   libc_cv_gcc_builtin_expect=yes
3274 else
3275   libc_cv_gcc_builtin_expect=no
3276 fi
3277 rm -f conftest*
3278 fi
3279
3280 echo "$ac_t""$libc_cv_gcc_builtin_expect" 1>&6
3281 if test "$libc_cv_gcc_builtin_expect" = yes; then
3282   cat >> confdefs.h <<\EOF
3283 #define HAVE_BUILTIN_EXPECT 1
3284 EOF
3285
3286 fi
3287
3288 echo $ac_n "checking for local label subtraction""... $ac_c" 1>&6
3289 echo "configure:3290: checking for local label subtraction" >&5
3290 if eval "test \"`echo '$''{'libc_cv_gcc_subtract_local_labels'+set}'`\" = set"; then
3291   echo $ac_n "(cached) $ac_c" 1>&6
3292 else
3293   cat > conftest.c <<EOF
3294 #line 3295 "configure"
3295 int foo (int a)
3296 {
3297   static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };
3298   void *p = &&l1 + ar[a];
3299   goto *p;
3300  l1:
3301   return 1;
3302  l2:
3303   return 2;
3304 }
3305 EOF
3306 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
3307                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3308: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3308   libc_cv_gcc_subtract_local_labels=yes
3309 else
3310   libc_cv_gcc_subtract_local_labels=no
3311 fi
3312 rm -f conftest*
3313 fi
3314
3315 echo "$ac_t""$libc_cv_gcc_subtract_local_labels" 1>&6
3316 if test "$libc_cv_gcc_subtract_local_labels" = yes; then
3317   cat >> confdefs.h <<\EOF
3318 #define HAVE_SUBTRACT_LOCAL_LABELS 1
3319 EOF
3320
3321 fi
3322
3323 echo $ac_n "checking for libgd""... $ac_c" 1>&6
3324 echo "configure:3325: checking for libgd" >&5
3325 if test "$with_gd" != "no"; then
3326   old_CFLAGS="$CFLAGS"
3327   CFLAGS="$CFLAGS $libgd_include"
3328   old_LDFLAGS="$LDFLAGS"
3329   LDFLAGS="$LDFLAGS $libgd_ldflags"
3330   old_LIBS="$LIBS"
3331   LIBS="$LIBS -lgd -lpng -lz -lm"
3332   cat > conftest.$ac_ext <<EOF
3333 #line 3334 "configure"
3334 #include "confdefs.h"
3335 #include <gd.h>
3336 int main() {
3337 gdImagePng (0, 0)
3338 ; return 0; }
3339 EOF
3340 if { (eval echo configure:3341: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3341   rm -rf conftest*
3342   LIBGD=yes
3343 else
3344   echo "configure: failed program was:" >&5
3345   cat conftest.$ac_ext >&5
3346   rm -rf conftest*
3347   LIBGD=no
3348 fi
3349 rm -f conftest*
3350   CFLAGS="$old_CFLAGS"
3351   LDFLAGS="$old_LDFLAGS"
3352   LIBS="$old_LIBS"
3353 else
3354   LIBGD=no
3355 fi
3356 echo "$ac_t""$LIBGD" 1>&6
3357
3358
3359 echo $ac_n "checking size of long double""... $ac_c" 1>&6
3360 echo "configure:3361: checking size of long double" >&5
3361 if eval "test \"`echo '$''{'ac_cv_sizeof_long_double'+set}'`\" = set"; then
3362   echo $ac_n "(cached) $ac_c" 1>&6
3363 else
3364   if test "$cross_compiling" = yes; then
3365   ac_cv_sizeof_long_double=0
3366 else
3367   cat > conftest.$ac_ext <<EOF
3368 #line 3369 "configure"
3369 #include "confdefs.h"
3370 #include <stdio.h>
3371 main()
3372 {
3373   FILE *f=fopen("conftestval", "w");
3374   if (!f) exit(1);
3375   fprintf(f, "%d\n", sizeof(long double));
3376   exit(0);
3377 }
3378 EOF
3379 if { (eval echo configure:3380: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
3380 then
3381   ac_cv_sizeof_long_double=`cat conftestval`
3382 else
3383   echo "configure: failed program was:" >&5
3384   cat conftest.$ac_ext >&5
3385   rm -fr conftest*
3386   ac_cv_sizeof_long_double=0
3387 fi
3388 rm -fr conftest*
3389 fi
3390
3391 fi
3392 echo "$ac_t""$ac_cv_sizeof_long_double" 1>&6
3393 cat >> confdefs.h <<EOF
3394 #define SIZEOF_LONG_DOUBLE $ac_cv_sizeof_long_double
3395 EOF
3396
3397
3398 sizeof_long_double=$ac_cv_sizeof_long_double
3399
3400
3401 ### End of automated tests.
3402 ### Now run sysdeps configure fragments.
3403
3404 # sysdeps configure fragments may set these with files to be linked below.
3405 libc_link_dests=
3406 libc_link_sources=
3407
3408 # They also can set these variables.
3409 use_ldconfig=no
3410 ldd_rewrite_script=no
3411
3412 # Iterate over all the sysdep directories we will use, running their
3413 # configure fragments, and looking for a uname implementation.
3414 uname=
3415 for dir in $sysnames; do
3416   case $dir in
3417     /*) dest=$dir ;;
3418     *)  dest=$srcdir/$dir ;;
3419   esac
3420   if test -r $dest/configure; then
3421     echo "$ac_t""running configure fragment for $dest" 1>&6
3422     . $dest/configure
3423   fi
3424
3425   if test -z "$uname"; then
3426     if test -r $dest/uname.c ||
3427        test -r $dest/uname.S ||
3428        { test -r $dest/syscalls.list &&
3429          grep '^uname[  ]' $dest/syscalls.list >/dev/null; }; then
3430       uname=$dir
3431     fi
3432   fi
3433 done
3434
3435
3436
3437 # If we will use the generic uname implementation, we must figure out what
3438 # it will say by examining the system, and write the results in config-name.h.
3439 if test "$uname" = "sysdeps/generic"; then
3440
3441   uname_sysname=`echo $config_os | sed 's/[0-9.]*$//'`
3442   if test $uname_sysname != $config_os; then
3443     config_release=`echo $config_os | sed s/$uname_sysname//`
3444   fi
3445
3446   echo $ac_n "checking OS release for uname""... $ac_c" 1>&6
3447 echo "configure:3448: checking OS release for uname" >&5
3448 if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then
3449   echo $ac_n "(cached) $ac_c" 1>&6
3450 else
3451     kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
3452   if test x`echo "$config_release" | sed "s/^$kernel_release//"` \
3453          != x$config_release; then
3454     # The configuration release is a substring of the kernel release.
3455     libc_cv_uname_release=$kernel_release
3456   elif test x$config_release != x; then
3457     libc_cv_uname_release=$config_release
3458   elif test x$kernel_release != x; then
3459     libc_cv_uname_release=$kernel_release
3460   else
3461     libc_cv_uname_release=unknown
3462   fi
3463 fi
3464
3465 echo "$ac_t""$libc_cv_uname_release" 1>&6
3466   uname_release="$libc_cv_uname_release"
3467
3468   echo $ac_n "checking OS version for uname""... $ac_c" 1>&6
3469 echo "configure:3470: checking OS version for uname" >&5
3470 if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then
3471   echo $ac_n "(cached) $ac_c" 1>&6
3472 else
3473     kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
3474   if test -n "$kernel_version"; then
3475     libc_cv_uname_version="$kernel_version"
3476   else
3477     libc_cv_uname_version=unknown
3478   fi
3479 fi
3480
3481 echo "$ac_t""$libc_cv_uname_version" 1>&6
3482   uname_version="$libc_cv_uname_version"
3483
3484     config_uname=config-name.h:config-name.in
3485 else
3486   # For non-generic uname, we don't need to create config-name.h at all.
3487   config_uname=
3488 fi
3489
3490 echo $ac_n "checking stdio selection""... $ac_c" 1>&6
3491 echo "configure:3492: checking stdio selection" >&5
3492
3493 case $stdio in
3494 libio) cat >> confdefs.h <<\EOF
3495 #define USE_IN_LIBIO 1
3496 EOF
3497  ;;
3498 default) stdio=stdio ;;
3499 esac
3500 echo "$ac_t""$stdio" 1>&6
3501
3502 # Test for old glibc 2.0.x headers so that they can be removed properly
3503 # Search only in includedir.
3504 echo $ac_n "checking for old glibc 2.0.x headers""... $ac_c" 1>&6
3505 echo "configure:3506: checking for old glibc 2.0.x headers" >&5
3506 if eval test -f "${includedir}/elfclass.h" -a -f "${includedir}/fcntlbits.h"
3507 then
3508   old_glibc_headers=yes
3509 else
3510   old_glibc_headers=no
3511 fi
3512 echo "$ac_t""$old_glibc_headers" 1>&6
3513 if test ${old_glibc_headers} = yes; then
3514   echo "configure: warning: *** During \"make install\" old headers from glibc 2.0.x will" 1>&2
3515   echo "configure: warning: *** be removed." 1>&2
3516 fi
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526
3527
3528 if test $gnu_ld = yes; then
3529   cat >> confdefs.h <<\EOF
3530 #define HAVE_GNU_LD 1
3531 EOF
3532
3533 fi
3534 if test $gnu_as = yes; then
3535   cat >> confdefs.h <<\EOF
3536 #define HAVE_GNU_AS 1
3537 EOF
3538
3539 fi
3540 if test $elf = yes; then
3541   cat >> confdefs.h <<\EOF
3542 #define HAVE_ELF 1
3543 EOF
3544
3545 fi
3546
3547
3548
3549 if test $shared = default; then
3550   if test $gnu_ld = yes; then
3551     shared=$elf
3552   else
3553     # For now we do not assume shared libs are available.  In future more
3554     # tests might become available.
3555     shared=no
3556   fi
3557 fi
3558
3559 echo $ac_n "checking whether -fPIC is default""... $ac_c" 1>&6
3560 echo "configure:3561: checking whether -fPIC is default" >&5
3561 if eval "test \"`echo '$''{'pic_default'+set}'`\" = set"; then
3562   echo $ac_n "(cached) $ac_c" 1>&6
3563 else
3564   pic_default=yes
3565 cat > conftest.c <<EOF
3566 #if defined __PIC__ || defined __pic__ || defined PIC || defined pic
3567 # error PIC is default.
3568 #endif
3569 EOF
3570 if eval "${CC-cc} -S conftest.c 2>&5 1>&5"; then
3571   pic_default=no
3572 fi
3573 rm -f conftest.*
3574 fi
3575
3576 echo "$ac_t""$pic_default" 1>&6
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587 case "$add_ons" in
3588   *door*) linux_doors=yes ;;
3589   *) linux_doors=no ;;
3590 esac
3591
3592
3593 if test "`(cd $srcdir; pwd)`" = "`pwd`"; then
3594   config_makefile=
3595 else
3596   config_makefile=Makefile
3597 fi
3598
3599 VERSION=`sed -n -e 's/^#define VERSION "\([^"]*\)"/\1/p' < $srcdir/version.h`
3600 RELEASE=`sed -n -e 's/^#define RELEASE "\([^"]*\)"/\1/p' < $srcdir/version.h`
3601
3602
3603
3604 trap '' 1 2 15
3605 cat > confcache <<\EOF
3606 # This file is a shell script that caches the results of configure
3607 # tests run on this system so they can be shared between configure
3608 # scripts and configure runs.  It is not useful on other systems.
3609 # If it contains results you don't want to keep, you may remove or edit it.
3610 #
3611 # By default, configure uses ./config.cache as the cache file,
3612 # creating it if it does not exist already.  You can give configure
3613 # the --cache-file=FILE option to use a different cache file; that is
3614 # what configure does when it calls configure scripts in
3615 # subdirectories, so they share the cache.
3616 # Giving --cache-file=/dev/null disables caching, for debugging configure.
3617 # config.status only pays attention to the cache file if you give it the
3618 # --recheck option to rerun configure.
3619 #
3620 EOF
3621 # The following way of writing the cache mishandles newlines in values,
3622 # but we know of no workaround that is simple, portable, and efficient.
3623 # So, don't put newlines in cache variables' values.
3624 # Ultrix sh set writes to stderr and can't be redirected directly,
3625 # and sets the high bit in the cache file unless we assign to the vars.
3626 (set) 2>&1 |
3627   case `(ac_space=' '; set | grep ac_space) 2>&1` in
3628   *ac_space=\ *)
3629     # `set' does not quote correctly, so add quotes (double-quote substitution
3630     # turns \\\\ into \\, and sed turns \\ into \).
3631     sed -n \
3632       -e "s/'/'\\\\''/g" \
3633       -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
3634     ;;
3635   *)
3636     # `set' quotes correctly as required by POSIX, so do not add quotes.
3637     sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
3638     ;;
3639   esac >> confcache
3640 if cmp -s $cache_file confcache; then
3641   :
3642 else
3643   if test -w $cache_file; then
3644     echo "updating cache $cache_file"
3645     cat confcache > $cache_file
3646   else
3647     echo "not updating unwritable cache $cache_file"
3648   fi
3649 fi
3650 rm -f confcache
3651
3652 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
3653
3654 test "x$prefix" = xNONE && prefix=$ac_default_prefix
3655 # Let make expand exec_prefix.
3656 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
3657
3658 # Any assignment to VPATH causes Sun make to only execute
3659 # the first set of double-colon rules, so remove it if not needed.
3660 # If there is a colon in the path, we need to keep it.
3661 if test "x$srcdir" = x.; then
3662   ac_vpsub='/^[         ]*VPATH[        ]*=[^:]*$/d'
3663 fi
3664
3665 trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
3666
3667 DEFS=-DHAVE_CONFIG_H
3668
3669 # Without the "./", some shells look in PATH for config.status.
3670 : ${CONFIG_STATUS=./config.status}
3671
3672 echo creating $CONFIG_STATUS
3673 rm -f $CONFIG_STATUS
3674 cat > $CONFIG_STATUS <<EOF
3675 #! /bin/sh
3676 # Generated automatically by configure.
3677 # Run this file to recreate the current configuration.
3678 # This directory was configured as follows,
3679 # on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
3680 #
3681 # $0 $ac_configure_args
3682 #
3683 # Compiler output produced by configure, useful for debugging
3684 # configure, is in ./config.log if it exists.
3685
3686 ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
3687 for ac_option
3688 do
3689   case "\$ac_option" in
3690   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
3691     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
3692     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
3693   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
3694     echo "$CONFIG_STATUS generated by autoconf version 2.13"
3695     exit 0 ;;
3696   -help | --help | --hel | --he | --h)
3697     echo "\$ac_cs_usage"; exit 0 ;;
3698   *) echo "\$ac_cs_usage"; exit 1 ;;
3699   esac
3700 done
3701
3702 ac_given_srcdir=$srcdir
3703 ac_given_INSTALL="$INSTALL"
3704
3705 trap 'rm -fr `echo "config.make glibcbug ${config_makefile} ${config_uname} config.h" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
3706 EOF
3707 cat >> $CONFIG_STATUS <<EOF
3708
3709 # Protect against being on the right side of a sed subst in config.status.
3710 sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
3711  s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
3712 $ac_vpsub
3713 $extrasub
3714 s%@SHELL@%$SHELL%g
3715 s%@CFLAGS@%$CFLAGS%g
3716 s%@CPPFLAGS@%$CPPFLAGS%g
3717 s%@CXXFLAGS@%$CXXFLAGS%g
3718 s%@FFLAGS@%$FFLAGS%g
3719 s%@DEFS@%$DEFS%g
3720 s%@LDFLAGS@%$LDFLAGS%g
3721 s%@LIBS@%$LIBS%g
3722 s%@exec_prefix@%$exec_prefix%g
3723 s%@prefix@%$prefix%g
3724 s%@program_transform_name@%$program_transform_name%g
3725 s%@bindir@%$bindir%g
3726 s%@sbindir@%$sbindir%g
3727 s%@libexecdir@%$libexecdir%g
3728 s%@datadir@%$datadir%g
3729 s%@sysconfdir@%$sysconfdir%g
3730 s%@sharedstatedir@%$sharedstatedir%g
3731 s%@localstatedir@%$localstatedir%g
3732 s%@libdir@%$libdir%g
3733 s%@includedir@%$includedir%g
3734 s%@oldincludedir@%$oldincludedir%g
3735 s%@infodir@%$infodir%g
3736 s%@mandir@%$mandir%g
3737 s%@with_cvs@%$with_cvs%g
3738 s%@oldest_abi@%$oldest_abi%g
3739 s%@subdirs@%$subdirs%g
3740 s%@force_install@%$force_install%g
3741 s%@all_warnings@%$all_warnings%g
3742 s%@host@%$host%g
3743 s%@host_alias@%$host_alias%g
3744 s%@host_cpu@%$host_cpu%g
3745 s%@host_vendor@%$host_vendor%g
3746 s%@host_os@%$host_os%g
3747 s%@base_machine@%$base_machine%g
3748 s%@sysnames@%$sysnames%g
3749 s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
3750 s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
3751 s%@INSTALL_DATA@%$INSTALL_DATA%g
3752 s%@LN_S@%$LN_S%g
3753 s%@PWD_P@%$PWD_P%g
3754 s%@build@%$build%g
3755 s%@build_alias@%$build_alias%g
3756 s%@build_cpu@%$build_cpu%g
3757 s%@build_vendor@%$build_vendor%g
3758 s%@build_os@%$build_os%g
3759 s%@CC@%$CC%g
3760 s%@MAKE@%$MAKE%g
3761 s%@MSGFMT@%$MSGFMT%g
3762 s%@MAKEINFO@%$MAKEINFO%g
3763 s%@SED@%$SED%g
3764 s%@cross_linkable@%$cross_linkable%g
3765 s%@BUILD_CC@%$BUILD_CC%g
3766 s%@cross_compiling@%$cross_compiling%g
3767 s%@CPP@%$CPP%g
3768 s%@AR@%$AR%g
3769 s%@RANLIB@%$RANLIB%g
3770 s%@MIG@%$MIG%g
3771 s%@CCVERSION@%$CCVERSION%g
3772 s%@SYSINCLUDES@%$SYSINCLUDES%g
3773 s%@BASH@%$BASH%g
3774 s%@libc_cv_have_bash2@%$libc_cv_have_bash2%g
3775 s%@KSH@%$KSH%g
3776 s%@libc_cv_have_ksh@%$libc_cv_have_ksh%g
3777 s%@AWK@%$AWK%g
3778 s%@PERL@%$PERL%g
3779 s%@INSTALL_INFO@%$INSTALL_INFO%g
3780 s%@OLD_DEBIAN_INSTALL_INFO@%$OLD_DEBIAN_INSTALL_INFO%g
3781 s%@BISON@%$BISON%g
3782 s%@VERSIONING@%$VERSIONING%g
3783 s%@libc_cv_asm_protected_directive@%$libc_cv_asm_protected_directive%g
3784 s%@libc_cv_z_nodelete@%$libc_cv_z_nodelete%g
3785 s%@libc_cv_z_nodlopen@%$libc_cv_z_nodlopen%g
3786 s%@libc_cv_z_initfirst@%$libc_cv_z_initfirst%g
3787 s%@libc_cv_Bgroup@%$libc_cv_Bgroup%g
3788 s%@libc_cv_have_initfini@%$libc_cv_have_initfini%g
3789 s%@no_whole_archive@%$no_whole_archive%g
3790 s%@exceptions@%$exceptions%g
3791 s%@LIBGD@%$LIBGD%g
3792 s%@sizeof_long_double@%$sizeof_long_double%g
3793 s%@uname_sysname@%$uname_sysname%g
3794 s%@uname_release@%$uname_release%g
3795 s%@uname_version@%$uname_version%g
3796 s%@stdio@%$stdio%g
3797 s%@old_glibc_headers@%$old_glibc_headers%g
3798 s%@libc_cv_slibdir@%$libc_cv_slibdir%g
3799 s%@libc_cv_localedir@%$libc_cv_localedir%g
3800 s%@libc_cv_sysconfdir@%$libc_cv_sysconfdir%g
3801 s%@libc_cv_rootsbindir@%$libc_cv_rootsbindir%g
3802 s%@use_ldconfig@%$use_ldconfig%g
3803 s%@ldd_rewrite_script@%$ldd_rewrite_script%g
3804 s%@gnu_ld@%$gnu_ld%g
3805 s%@gnu_as@%$gnu_as%g
3806 s%@elf@%$elf%g
3807 s%@static@%$static%g
3808 s%@shared@%$shared%g
3809 s%@pic_default@%$pic_default%g
3810 s%@profile@%$profile%g
3811 s%@omitfp@%$omitfp%g
3812 s%@bounded@%$bounded%g
3813 s%@static_nss@%$static_nss%g
3814 s%@nopic_initfini@%$nopic_initfini%g
3815 s%@DEFINES@%$DEFINES%g
3816 s%@linux_doors@%$linux_doors%g
3817 s%@VERSION@%$VERSION%g
3818 s%@RELEASE@%$RELEASE%g
3819
3820 CEOF
3821 EOF
3822
3823 cat >> $CONFIG_STATUS <<\EOF
3824
3825 # Split the substitutions into bite-sized pieces for seds with
3826 # small command number limits, like on Digital OSF/1 and HP-UX.
3827 ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
3828 ac_file=1 # Number of current file.
3829 ac_beg=1 # First line for current file.
3830 ac_end=$ac_max_sed_cmds # Line after last line for current file.
3831 ac_more_lines=:
3832 ac_sed_cmds=""
3833 while $ac_more_lines; do
3834   if test $ac_beg -gt 1; then
3835     sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
3836   else
3837     sed "${ac_end}q" conftest.subs > conftest.s$ac_file
3838   fi
3839   if test ! -s conftest.s$ac_file; then
3840     ac_more_lines=false
3841     rm -f conftest.s$ac_file
3842   else
3843     if test -z "$ac_sed_cmds"; then
3844       ac_sed_cmds="sed -f conftest.s$ac_file"
3845     else
3846       ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
3847     fi
3848     ac_file=`expr $ac_file + 1`
3849     ac_beg=$ac_end
3850     ac_end=`expr $ac_end + $ac_max_sed_cmds`
3851   fi
3852 done
3853 if test -z "$ac_sed_cmds"; then
3854   ac_sed_cmds=cat
3855 fi
3856 EOF
3857
3858 cat >> $CONFIG_STATUS <<EOF
3859
3860 CONFIG_FILES=\${CONFIG_FILES-"config.make glibcbug ${config_makefile} ${config_uname}"}
3861 EOF
3862 cat >> $CONFIG_STATUS <<\EOF
3863 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
3864   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
3865   case "$ac_file" in
3866   *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
3867        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
3868   *) ac_file_in="${ac_file}.in" ;;
3869   esac
3870
3871   # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
3872
3873   # Remove last slash and all that follows it.  Not all systems have dirname.
3874   ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
3875   if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
3876     # The file is in a subdirectory.
3877     test ! -d "$ac_dir" && mkdir "$ac_dir"
3878     ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
3879     # A "../" for each directory in $ac_dir_suffix.
3880     ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
3881   else
3882     ac_dir_suffix= ac_dots=
3883   fi
3884
3885   case "$ac_given_srcdir" in
3886   .)  srcdir=.
3887       if test -z "$ac_dots"; then top_srcdir=.
3888       else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
3889   /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
3890   *) # Relative path.
3891     srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
3892     top_srcdir="$ac_dots$ac_given_srcdir" ;;
3893   esac
3894
3895   case "$ac_given_INSTALL" in
3896   [/$]*) INSTALL="$ac_given_INSTALL" ;;
3897   *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
3898   esac
3899
3900   echo creating "$ac_file"
3901   rm -f "$ac_file"
3902   configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
3903   case "$ac_file" in
3904   *Makefile*) ac_comsub="1i\\
3905 # $configure_input" ;;
3906   *) ac_comsub= ;;
3907   esac
3908
3909   ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
3910   sed -e "$ac_comsub
3911 s%@configure_input@%$configure_input%g
3912 s%@srcdir@%$srcdir%g
3913 s%@top_srcdir@%$top_srcdir%g
3914 s%@INSTALL@%$INSTALL%g
3915 " $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
3916 fi; done
3917 rm -f conftest.s*
3918
3919 # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
3920 # NAME is the cpp macro being defined and VALUE is the value it is being given.
3921 #
3922 # ac_d sets the value in "#define NAME VALUE" lines.
3923 ac_dA='s%^\([   ]*\)#\([        ]*define[       ][      ]*\)'
3924 ac_dB='\([      ][      ]*\)[^  ]*%\1#\2'
3925 ac_dC='\3'
3926 ac_dD='%g'
3927 # ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
3928 ac_uA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
3929 ac_uB='\([      ]\)%\1#\2define\3'
3930 ac_uC=' '
3931 ac_uD='\4%g'
3932 # ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
3933 ac_eA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
3934 ac_eB='$%\1#\2define\3'
3935 ac_eC=' '
3936 ac_eD='%g'
3937
3938 if test "${CONFIG_HEADERS+set}" != set; then
3939 EOF
3940 cat >> $CONFIG_STATUS <<EOF
3941   CONFIG_HEADERS="config.h"
3942 EOF
3943 cat >> $CONFIG_STATUS <<\EOF
3944 fi
3945 for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
3946   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
3947   case "$ac_file" in
3948   *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
3949        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
3950   *) ac_file_in="${ac_file}.in" ;;
3951   esac
3952
3953   echo creating $ac_file
3954
3955   rm -f conftest.frag conftest.in conftest.out
3956   ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
3957   cat $ac_file_inputs > conftest.in
3958
3959 EOF
3960
3961 # Transform confdefs.h into a sed script conftest.vals that substitutes
3962 # the proper values into config.h.in to produce config.h.  And first:
3963 # Protect against being on the right side of a sed subst in config.status.
3964 # Protect against being in an unquoted here document in config.status.
3965 rm -f conftest.vals
3966 cat > conftest.hdr <<\EOF
3967 s/[\\&%]/\\&/g
3968 s%[\\$`]%\\&%g
3969 s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
3970 s%ac_d%ac_u%gp
3971 s%ac_u%ac_e%gp
3972 EOF
3973 sed -n -f conftest.hdr confdefs.h > conftest.vals
3974 rm -f conftest.hdr
3975
3976 # This sed command replaces #undef with comments.  This is necessary, for
3977 # example, in the case of _POSIX_SOURCE, which is predefined and required
3978 # on some systems where configure will not decide to define it.
3979 cat >> conftest.vals <<\EOF
3980 s%^[    ]*#[    ]*undef[        ][      ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
3981 EOF
3982
3983 # Break up conftest.vals because some shells have a limit on
3984 # the size of here documents, and old seds have small limits too.
3985
3986 rm -f conftest.tail
3987 while :
3988 do
3989   ac_lines=`grep -c . conftest.vals`
3990   # grep -c gives empty output for an empty file on some AIX systems.
3991   if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
3992   # Write a limited-size here document to conftest.frag.
3993   echo '  cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
3994   sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
3995   echo 'CEOF
3996   sed -f conftest.frag conftest.in > conftest.out
3997   rm -f conftest.in
3998   mv conftest.out conftest.in
3999 ' >> $CONFIG_STATUS
4000   sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
4001   rm -f conftest.vals
4002   mv conftest.tail conftest.vals
4003 done
4004 rm -f conftest.vals
4005
4006 cat >> $CONFIG_STATUS <<\EOF
4007   rm -f conftest.frag conftest.h
4008   echo "/* $ac_file.  Generated automatically by configure.  */" > conftest.h
4009   cat conftest.in >> conftest.h
4010   rm -f conftest.in
4011   if cmp -s $ac_file conftest.h 2>/dev/null; then
4012     echo "$ac_file is unchanged"
4013     rm -f conftest.h
4014   else
4015     # Remove last slash and all that follows it.  Not all systems have dirname.
4016       ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
4017       if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
4018       # The file is in a subdirectory.
4019       test ! -d "$ac_dir" && mkdir "$ac_dir"
4020     fi
4021     rm -f $ac_file
4022     mv conftest.h $ac_file
4023   fi
4024 fi; done
4025
4026 EOF
4027
4028 cat >> $CONFIG_STATUS <<EOF
4029 ac_sources="`echo $libc_link_sources`"
4030 ac_dests="`echo $libc_link_dests`"
4031 EOF
4032
4033 cat >> $CONFIG_STATUS <<\EOF
4034 srcdir=$ac_given_srcdir
4035 while test -n "$ac_sources"; do
4036   set $ac_dests; ac_dest=$1; shift; ac_dests=$*
4037   set $ac_sources; ac_source=$1; shift; ac_sources=$*
4038
4039   echo "linking $srcdir/$ac_source to $ac_dest"
4040
4041   if test ! -r $srcdir/$ac_source; then
4042     { echo "configure: error: $srcdir/$ac_source: File not found" 1>&2; exit 1; }
4043   fi
4044   rm -f $ac_dest
4045
4046   # Make relative symlinks.
4047   # Remove last slash and all that follows it.  Not all systems have dirname.
4048   ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'`
4049   if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then
4050     # The dest file is in a subdirectory.
4051     test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir"
4052     ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^\./%%'`"
4053     # A "../" for each directory in $ac_dest_dir_suffix.
4054     ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'`
4055   else
4056     ac_dest_dir_suffix= ac_dots=
4057   fi
4058
4059   case "$srcdir" in
4060   [/$]*) ac_rel_source="$srcdir/$ac_source" ;;
4061   *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;;
4062   esac
4063
4064   # Make a symlink if possible; otherwise try a hard link.
4065   if ln -s $ac_rel_source $ac_dest 2>/dev/null ||
4066     ln $srcdir/$ac_source $ac_dest; then :
4067   else
4068     { echo "configure: error: can not link $ac_dest to $srcdir/$ac_source" 1>&2; exit 1; }
4069   fi
4070 done
4071 EOF
4072 cat >> $CONFIG_STATUS <<EOF
4073 config_vars='$config_vars'
4074 EOF
4075 cat >> $CONFIG_STATUS <<\EOF
4076
4077 case $CONFIG_FILES in *config.make*)
4078 echo "$config_vars" >> config.make;;
4079 esac
4080 test -d bits || mkdir bits
4081 exit 0
4082 EOF
4083 chmod +x $CONFIG_STATUS
4084 rm -fr confdefs* $ac_clean_files
4085 test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
4086
4087 if test "$no_recursion" != yes; then
4088
4089   # Remove --cache-file and --srcdir arguments so they do not pile up.
4090   ac_sub_configure_args=
4091   ac_prev=
4092   for ac_arg in $ac_configure_args; do
4093     if test -n "$ac_prev"; then
4094       ac_prev=
4095       continue
4096     fi
4097     case "$ac_arg" in
4098     -cache-file | --cache-file | --cache-fil | --cache-fi \
4099     | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
4100       ac_prev=cache_file ;;
4101     -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
4102     | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
4103       ;;
4104     -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
4105       ac_prev=srcdir ;;
4106     -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
4107       ;;
4108     *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
4109     esac
4110   done
4111
4112   for ac_config_dir in $add_ons; do
4113
4114     # Do not complain, so a configure script can configure whichever
4115     # parts of a large source tree are present.
4116     if test ! -d $srcdir/$ac_config_dir; then
4117       continue
4118     fi
4119
4120     echo configuring in $ac_config_dir
4121
4122     case "$srcdir" in
4123     .) ;;
4124     *)
4125       if test -d ./$ac_config_dir || mkdir ./$ac_config_dir; then :;
4126       else
4127         { echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
4128       fi
4129       ;;
4130     esac
4131
4132     ac_popdir=`pwd`
4133     cd $ac_config_dir
4134
4135       # A "../" for each directory in /$ac_config_dir.
4136       ac_dots=`echo $ac_config_dir|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
4137
4138     case "$srcdir" in
4139     .) # No --srcdir option.  We are building in place.
4140       ac_sub_srcdir=$srcdir ;;
4141     /*) # Absolute path.
4142       ac_sub_srcdir=$srcdir/$ac_config_dir ;;
4143     *) # Relative path.
4144       ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
4145     esac
4146
4147     # Check for guested configure; otherwise get Cygnus style configure.
4148     if test -f $ac_sub_srcdir/configure; then
4149       ac_sub_configure=$ac_sub_srcdir/configure
4150     elif test -f $ac_sub_srcdir/configure.in; then
4151       ac_sub_configure=$ac_configure
4152     else
4153       echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
4154       ac_sub_configure=
4155     fi
4156
4157     # The recursion is here.
4158     if test -n "$ac_sub_configure"; then
4159
4160       # Make the cache file name correct relative to the subdirectory.
4161       case "$cache_file" in
4162       /*) ac_sub_cache_file=$cache_file ;;
4163       *) # Relative path.
4164         ac_sub_cache_file="$ac_dots$cache_file" ;;
4165       esac
4166   case "$ac_given_INSTALL" in
4167         [/$]*) INSTALL="$ac_given_INSTALL" ;;
4168         *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
4169         esac
4170
4171       echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
4172       # The eval makes quoting arguments work.
4173       if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
4174       then :
4175       else
4176         { echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
4177       fi
4178     fi
4179
4180     cd $ac_popdir
4181   done
4182 fi
4183