configure

   1 #! /bin/sh
   2
   3 # From configure.in CVSid
   4
   5
   6
   7
   8
   9
  10
  11
  12
  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   --with-xcoff            if using the XCOFF object format"
  41 ac_help="$ac_help
  42   --without-cvs           if CVS should not be used"
  43 ac_help="$ac_help
  44   --with-headers=PATH     location of system headers to use
  45                           [e.g. /usr/src/linux/include]
  46                           [default=compiler default]"
  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="$ac_help
  69   --without-tls           prevent support for TLS"
  70 ac_help="$ac_help
  71   --enable-static-nss     build static NSS modules [default=no]"
  72 ac_help="$ac_help
  73   --disable-force-install don't force installation of files from this package,
  74                           even if they are older than the installed files"
  75 ac_help="$ac_help
  76   --enable-kernel=VERSION compile for compatibility with kernel not older
  77                            than VERSION"
  78 ac_help="$ac_help
  79   --enable-all-warnings   enable all useful warnings gcc can issue"
  80
  81 # Initialize some variables set by options.
  82 # The variables have the same names as the options, with
  83 # dashes changed to underlines.
  84 build=NONE
  85 cache_file=./config.cache
  86 exec_prefix=NONE
  87 host=NONE
  88 no_create=
  89 nonopt=NONE
  90 no_recursion=
  91 prefix=NONE
  92 program_prefix=NONE
  93 program_suffix=NONE
  94 program_transform_name=s,x,x,
  95 silent=
  96 site=
  97 srcdir=
  98 target=NONE
  99 verbose=
 100 x_includes=NONE
 101 x_libraries=NONE
 102 bindir='${exec_prefix}/bin'
 103 sbindir='${exec_prefix}/sbin'
 104 libexecdir='${exec_prefix}/libexec'
 105 datadir='${prefix}/share'
 106 sysconfdir='${prefix}/etc'
 107 sharedstatedir='${prefix}/com'
 108 localstatedir='${prefix}/var'
 109 libdir='${exec_prefix}/lib'
 110 includedir='${prefix}/include'
 111 oldincludedir='/usr/include'
 112 infodir='${prefix}/info'
 113 mandir='${prefix}/man'
 114
 115 # Initialize some other variables.
 116 subdirs=
 117 MFLAGS= MAKEFLAGS=
 118 SHELL=${CONFIG_SHELL-/bin/sh}
 119 # Maximum number of lines to put in a shell here document.
 120 ac_max_here_lines=12
 121
 122 ac_prev=
 123 for ac_option
 124 do
 125
 126   # If the previous option needs an argument, assign it.
 127   if test -n "$ac_prev"; then
 128     eval "$ac_prev=\$ac_option"
 129     ac_prev=
 130     continue
 131   fi
 132
 133   case "$ac_option" in
 134   -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
 135   *) ac_optarg= ;;
 136   esac
 137
 138   # Accept the important Cygnus configure options, so we can diagnose typos.
 139
 140   case "$ac_option" in
 141
 142   -bindir | --bindir | --bindi | --bind | --bin | --bi)
 143     ac_prev=bindir ;;
 144   -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
 145     bindir="$ac_optarg" ;;
 146
 147   -build | --build | --buil | --bui | --bu)
 148     ac_prev=build ;;
 149   -build=* | --build=* | --buil=* | --bui=* | --bu=*)
 150     build="$ac_optarg" ;;
 151
 152   -cache-file | --cache-file | --cache-fil | --cache-fi \
 153   | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
 154     ac_prev=cache_file ;;
 155   -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
 156   | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
 157     cache_file="$ac_optarg" ;;
 158
 159   -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
 160     ac_prev=datadir ;;
 161   -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
 162   | --da=*)
 163     datadir="$ac_optarg" ;;
 164
 165   -disable-* | --disable-*)
 166     ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
 167     # Reject names that are not valid shell variable names.
 168     if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
 169       { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
 170     fi
 171     ac_feature=`echo $ac_feature| sed 's/-/_/g'`
 172     eval "enable_${ac_feature}=no" ;;
 173
 174   -enable-* | --enable-*)
 175     ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
 176     # Reject names that are not valid shell variable names.
 177     if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
 178       { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
 179     fi
 180     ac_feature=`echo $ac_feature| sed 's/-/_/g'`
 181     case "$ac_option" in
 182       *=*) ;;
 183       *) ac_optarg=yes ;;
 184     esac
 185     eval "enable_${ac_feature}='$ac_optarg'" ;;
 186
 187   -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
 188   | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
 189   | --exec | --exe | --ex)
 190     ac_prev=exec_prefix ;;
 191   -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
 192   | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
 193   | --exec=* | --exe=* | --ex=*)
 194     exec_prefix="$ac_optarg" ;;
 195
 196   -gas | --gas | --ga | --g)
 197     # Obsolete; use --with-gas.
 198     with_gas=yes ;;
 199
 200   -help | --help | --hel | --he)
 201     # Omit some internal or obsolete options to make the list less imposing.
 202     # This message is too long to be a string in the A/UX 3.1 sh.
 203     cat << EOF
 204 Usage: configure [options] [host]
 205 Options: [defaults in brackets after descriptions]
 206 Configuration:
 207   --cache-file=FILE       cache test results in FILE
 208   --help                  print this message
 209   --no-create             do not create output files
 210   --quiet, --silent       do not print \`checking...' messages
 211   --version               print the version of autoconf that created configure
 212 Directory and file names:
 213   --prefix=PREFIX         install architecture-independent files in PREFIX
 214                           [$ac_default_prefix]
 215   --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
 216                           [same as prefix]
 217   --bindir=DIR            user executables in DIR [EPREFIX/bin]
 218   --sbindir=DIR           system admin executables in DIR [EPREFIX/sbin]
 219   --libexecdir=DIR        program executables in DIR [EPREFIX/libexec]
 220   --datadir=DIR           read-only architecture-independent data in DIR
 221                           [PREFIX/share]
 222   --sysconfdir=DIR        read-only single-machine data in DIR [PREFIX/etc]
 223   --sharedstatedir=DIR    modifiable architecture-independent data in DIR
 224                           [PREFIX/com]
 225   --localstatedir=DIR     modifiable single-machine data in DIR [PREFIX/var]
 226   --libdir=DIR            object code libraries in DIR [EPREFIX/lib]
 227   --includedir=DIR        C header files in DIR [PREFIX/include]
 228   --oldincludedir=DIR     C header files for non-gcc in DIR [/usr/include]
 229   --infodir=DIR           info documentation in DIR [PREFIX/info]
 230   --mandir=DIR            man documentation in DIR [PREFIX/man]
 231   --srcdir=DIR            find the sources in DIR [configure dir or ..]
 232   --program-prefix=PREFIX prepend PREFIX to installed program names
 233   --program-suffix=SUFFIX append SUFFIX to installed program names
 234   --program-transform-name=PROGRAM
 235                           run sed PROGRAM on installed program names
 236 EOF
 237     cat << EOF
 238 Host type:
 239   --build=BUILD           configure for building on BUILD [BUILD=HOST]
 240   --host=HOST             configure for HOST [guessed]
 241   --target=TARGET         configure for TARGET [TARGET=HOST]
 242 Features and packages:
 243   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
 244   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
 245   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
 246   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
 247   --x-includes=DIR        X include files are in DIR
 248   --x-libraries=DIR       X library files are in DIR
 249 EOF
 250     if test -n "$ac_help"; then
 251       echo "--enable and --with options recognized:$ac_help"
 252     fi
 253     exit 0 ;;
 254
 255   -host | --host | --hos | --ho)
 256     ac_prev=host ;;
 257   -host=* | --host=* | --hos=* | --ho=*)
 258     host="$ac_optarg" ;;
 259
 260   -includedir | --includedir | --includedi | --included | --include \
 261   | --includ | --inclu | --incl | --inc)
 262     ac_prev=includedir ;;
 263   -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
 264   | --includ=* | --inclu=* | --incl=* | --inc=*)
 265     includedir="$ac_optarg" ;;
 266
 267   -infodir | --infodir | --infodi | --infod | --info | --inf)
 268     ac_prev=infodir ;;
 269   -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
 270     infodir="$ac_optarg" ;;
 271
 272   -libdir | --libdir | --libdi | --libd)
 273     ac_prev=libdir ;;
 274   -libdir=* | --libdir=* | --libdi=* | --libd=*)
 275     libdir="$ac_optarg" ;;
 276
 277   -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \
 278   | --libexe | --libex | --libe)
 279     ac_prev=libexecdir ;;
 280   -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \
 281   | --libexe=* | --libex=* | --libe=*)
 282     libexecdir="$ac_optarg" ;;
 283
 284   -localstatedir | --localstatedir | --localstatedi | --localstated \
 285   | --localstate | --localstat | --localsta | --localst \
 286   | --locals | --local | --loca | --loc | --lo)
 287     ac_prev=localstatedir ;;
 288   -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
 289   | --localstate=* | --localstat=* | --localsta=* | --localst=* \
 290   | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
 291     localstatedir="$ac_optarg" ;;
 292
 293   -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
 294     ac_prev=mandir ;;
 295   -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
 296     mandir="$ac_optarg" ;;
 297
 298   -nfp | --nfp | --nf)
 299     # Obsolete; use --without-fp.
 300     with_fp=no ;;
 301
 302   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
 303   | --no-cr | --no-c)
 304     no_create=yes ;;
 305
 306   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
 307   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
 308     no_recursion=yes ;;
 309
 310   -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \
 311   | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \
 312   | --oldin | --oldi | --old | --ol | --o)
 313     ac_prev=oldincludedir ;;
 314   -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \
 315   | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \
 316   | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
 317     oldincludedir="$ac_optarg" ;;
 318
 319   -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
 320     ac_prev=prefix ;;
 321   -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
 322     prefix="$ac_optarg" ;;
 323
 324   -program-prefix | --program-prefix | --program-prefi | --program-pref \
 325   | --program-pre | --program-pr | --program-p)
 326     ac_prev=program_prefix ;;
 327   -program-prefix=* | --program-prefix=* | --program-prefi=* \
 328   | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
 329     program_prefix="$ac_optarg" ;;
 330
 331   -program-suffix | --program-suffix | --program-suffi | --program-suff \
 332   | --program-suf | --program-su | --program-s)
 333     ac_prev=program_suffix ;;
 334   -program-suffix=* | --program-suffix=* | --program-suffi=* \
 335   | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
 336     program_suffix="$ac_optarg" ;;
 337
 338   -program-transform-name | --program-transform-name \
 339   | --program-transform-nam | --program-transform-na \
 340   | --program-transform-n | --program-transform- \
 341   | --program-transform | --program-transfor \
 342   | --program-transfo | --program-transf \
 343   | --program-trans | --program-tran \
 344   | --progr-tra | --program-tr | --program-t)
 345     ac_prev=program_transform_name ;;
 346   -program-transform-name=* | --program-transform-name=* \
 347   | --program-transform-nam=* | --program-transform-na=* \
 348   | --program-transform-n=* | --program-transform-=* \
 349   | --program-transform=* | --program-transfor=* \
 350   | --program-transfo=* | --program-transf=* \
 351   | --program-trans=* | --program-tran=* \
 352   | --progr-tra=* | --program-tr=* | --program-t=*)
 353     program_transform_name="$ac_optarg" ;;
 354
 355   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
 356   | -silent | --silent | --silen | --sile | --sil)
 357     silent=yes ;;
 358
 359   -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
 360     ac_prev=sbindir ;;
 361   -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
 362   | --sbi=* | --sb=*)
 363     sbindir="$ac_optarg" ;;
 364
 365   -sharedstatedir | --sharedstatedir | --sharedstatedi \
 366   | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
 367   | --sharedst | --shareds | --shared | --share | --shar \
 368   | --sha | --sh)
 369     ac_prev=sharedstatedir ;;
 370   -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
 371   | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
 372   | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
 373   | --sha=* | --sh=*)
 374     sharedstatedir="$ac_optarg" ;;
 375
 376   -site | --site | --sit)
 377     ac_prev=site ;;
 378   -site=* | --site=* | --sit=*)
 379     site="$ac_optarg" ;;
 380
 381   -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
 382     ac_prev=srcdir ;;
 383   -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
 384     srcdir="$ac_optarg" ;;
 385
 386   -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
 387   | --syscon | --sysco | --sysc | --sys | --sy)
 388     ac_prev=sysconfdir ;;
 389   -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
 390   | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
 391     sysconfdir="$ac_optarg" ;;
 392
 393   -target | --target | --targe | --targ | --tar | --ta | --t)
 394     ac_prev=target ;;
 395   -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
 396     target="$ac_optarg" ;;
 397
 398   -v | -verbose | --verbose | --verbos | --verbo | --verb)
 399     verbose=yes ;;
 400
 401   -version | --version | --versio | --versi | --vers)
 402     echo "configure generated by autoconf version 2.13"
 403     exit 0 ;;
 404
 405   -with-* | --with-*)
 406     ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
 407     # Reject names that are not valid shell variable names.
 408     if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
 409       { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
 410     fi
 411     ac_package=`echo $ac_package| sed 's/-/_/g'`
 412     case "$ac_option" in
 413       *=*) ;;
 414       *) ac_optarg=yes ;;
 415     esac
 416     eval "with_${ac_package}='$ac_optarg'" ;;
 417
 418   -without-* | --without-*)
 419     ac_package=`echo $ac_option|sed -e 's/-*without-//'`
 420     # Reject names that are not valid shell variable names.
 421     if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
 422       { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
 423     fi
 424     ac_package=`echo $ac_package| sed 's/-/_/g'`
 425     eval "with_${ac_package}=no" ;;
 426
 427   --x)
 428     # Obsolete; use --with-x.
 429     with_x=yes ;;
 430
 431   -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
 432   | --x-incl | --x-inc | --x-in | --x-i)
 433     ac_prev=x_includes ;;
 434   -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
 435   | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
 436     x_includes="$ac_optarg" ;;
 437
 438   -x-libraries | --x-libraries | --x-librarie | --x-librari \
 439   | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
 440     ac_prev=x_libraries ;;
 441   -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
 442   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
 443     x_libraries="$ac_optarg" ;;
 444
 445   -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
 446     ;;
 447
 448   *)
 449     if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
 450       echo "configure: warning: $ac_option: invalid host type" 1>&2
 451     fi
 452     if test "x$nonopt" != xNONE; then
 453       { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
 454     fi
 455     nonopt="$ac_option"
 456     ;;
 457
 458   esac
 459 done
 460
 461 if test -n "$ac_prev"; then
 462   { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; }
 463 fi
 464
 465 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
 466
 467 # File descriptor usage:
 468 # 0 standard input
 469 # 1 file creation
 470 # 2 errors and warnings
 471 # 3 some systems may open it to /dev/tty
 472 # 4 used on the Kubota Titan
 473 # 6 checking for... messages and results
 474 # 5 compiler messages saved in config.log
 475 if test "$silent" = yes; then
 476   exec 6>/dev/null
 477 else
 478   exec 6>&1
 479 fi
 480 exec 5>./config.log
 481
 482 echo "\
 483 This file contains any messages produced by compilers while
 484 running configure, to aid debugging if configure makes a mistake.
 485 " 1>&5
 486
 487 # Strip out --no-create and --no-recursion so they do not pile up.
 488 # Also quote any args containing shell metacharacters.
 489 ac_configure_args=
 490 for ac_arg
 491 do
 492   case "$ac_arg" in
 493   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
 494   | --no-cr | --no-c) ;;
 495   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
 496   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
 497   *" "*|*"      "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
 498   ac_configure_args="$ac_configure_args '$ac_arg'" ;;
 499   *) ac_configure_args="$ac_configure_args $ac_arg" ;;
 500   esac
 501 done
 502
 503 # NLS nuisances.
 504 # Only set these to C if already set.  These must not be set unconditionally
 505 # because not all systems understand e.g. LANG=C (notably SCO).
 506 # Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
 507 # Non-C LC_CTYPE values break the ctype check.
 508 if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
 509 if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
 510 if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
 511 if test "${LC_CTYPE+set}"    = set; then LC_CTYPE=C;    export LC_CTYPE;    fi
 512
 513 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 514 rm -rf conftest* confdefs.h
 515 # AIX cpp loses on an empty file, so make sure it contains at least a newline.
 516 echo > confdefs.h
 517
 518 # A filename unique to this package, relative to the directory that
 519 # configure is in, which we can look for to find out if srcdir is correct.
 520 ac_unique_file=include/features.h
 521
 522 # Find the source files, if location was not specified.
 523 if test -z "$srcdir"; then
 524   ac_srcdir_defaulted=yes
 525   # Try the directory containing this script, then its parent.
 526   ac_prog=$0
 527   ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
 528   test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
 529   srcdir=$ac_confdir
 530   if test ! -r $srcdir/$ac_unique_file; then
 531     srcdir=..
 532   fi
 533 else
 534   ac_srcdir_defaulted=no
 535 fi
 536 if test ! -r $srcdir/$ac_unique_file; then
 537   if test "$ac_srcdir_defaulted" = yes; then
 538     { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
 539   else
 540     { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
 541   fi
 542 fi
 543 srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`
 544
 545 # Prefer explicitly selected file to automatically selected ones.
 546 if test -z "$CONFIG_SITE"; then
 547   if test "x$prefix" != xNONE; then
 548     CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
 549   else
 550     CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
 551   fi
 552 fi
 553 for ac_site_file in $CONFIG_SITE; do
 554   if test -r "$ac_site_file"; then
 555     echo "loading site script $ac_site_file"
 556     . "$ac_site_file"
 557   fi
 558 done
 559
 560 if test -r "$cache_file"; then
 561   echo "loading cache $cache_file"
 562   . $cache_file
 563 else
 564   echo "creating cache $cache_file"
 565   > $cache_file
 566 fi
 567
 568 ac_ext=c
 569 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 570 ac_cpp='$CPP $CPPFLAGS'
 571 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
 572 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
 573 cross_compiling=$ac_cv_prog_cc_cross
 574
 575 ac_exeext=
 576 ac_objext=o
 577 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
 578   # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
 579   if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
 580     ac_n= ac_c='
 581 ' ac_t='        '
 582   else
 583     ac_n=-n ac_c= ac_t=
 584   fi
 585 else
 586   ac_n= ac_c='\c' ac_t=
 587 fi
 588
 589     if test -r /vmunix; then
 590       kernel_id=`strings /vmunix | grep UNIX`
 591     elif test -r /dynix; then
 592       kernel_id=`strings /dynix | grep DYNIX`
 593     else
 594       kernel_id=
 595     fi
 596
 597
 598
 599 ac_aux_dir=
 600 for ac_dir in scripts $srcdir/scripts; do
 601   if test -f $ac_dir/install-sh; then
 602     ac_aux_dir=$ac_dir
 603     ac_install_sh="$ac_aux_dir/install-sh -c"
 604     break
 605   elif test -f $ac_dir/install.sh; then
 606     ac_aux_dir=$ac_dir
 607     ac_install_sh="$ac_aux_dir/install.sh -c"
 608     break
 609   fi
 610 done
 611 if test -z "$ac_aux_dir"; then
 612   { echo "configure: error: can not find install-sh or install.sh in scripts $srcdir/scripts" 1>&2; exit 1; }
 613 fi
 614 ac_config_guess=$ac_aux_dir/config.guess
 615 ac_config_sub=$ac_aux_dir/config.sub
 616 ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 617
 618
 619 # This will get text that should go into config.make.
 620 config_vars=
 621
 622 # Check for a --with-gmp argument and set gmp-srcdir in config.make.
 623 # Check whether --with-gmp or --without-gmp was given.
 624 if test "${with_gmp+set}" = set; then
 625   withval="$with_gmp"
 626   case "$with_gmp" in
 627 yes) { echo "configure: error: --with-gmp requires an argument; use --with-gmp=DIRECTORY" 1>&2; exit 1; } ;;
 628 ''|no) ;;
 629 *) config_vars="$config_vars
 630 gmp-srcdir = $withval" ;;
 631 esac
 632
 633 fi
 634
 635 # Check for a --with-gd argument and set libgd-LDFLAGS in config.make.
 636 # Check whether --with-gd or --without-gd was given.
 637 if test "${with_gd+set}" = set; then
 638   withval="$with_gd"
 639   case "$with_gd" in
 640 yes|''|no) ;;
 641 *) libgd_include="-I$withval/include"
 642    libgd_ldflags="-L$withval/lib" ;;
 643 esac
 644
 645 fi
 646
 647 # Check whether --with-gd-include or --without-gd-include was given.
 648 if test "${with_gd_include+set}" = set; then
 649   withval="$with_gd_include"
 650   case "$with_gd_include" in
 651 ''|no) ;;
 652 *) libgd_include="-I$withval" ;;
 653 esac
 654
 655 fi
 656
 657 # Check whether --with-gd-lib or --without-gd-lib was given.
 658 if test "${with_gd_lib+set}" = set; then
 659   withval="$with_gd_lib"
 660   case "$with_gd_lib" in
 661 ''|no) ;;
 662 *) libgd_ldflags="-L$withval" ;;
 663 esac
 664
 665 fi
 666
 667
 668 if test -n "$libgd_include"; then
 669   config_vars="$config_vars
 670 CFLAGS-memusagestat.c = $libgd_include"
 671 fi
 672 if test -n "$libgd_ldflags"; then
 673   config_vars="$config_vars
 674 libgd-LDFLAGS = $libgd_ldflags"
 675 fi
 676
 677 # Check whether --with-fp or --without-fp was given.
 678 if test "${with_fp+set}" = set; then
 679   withval="$with_fp"
 680   with_fp=$withval
 681 else
 682   with_fp=yes
 683 fi
 684
 685
 686 # Check whether --with-binutils or --without-binutils was given.
 687 if test "${with_binutils+set}" = set; then
 688   withval="$with_binutils"
 689   path_binutils=$withval
 690 else
 691   path_binutils=''
 692 fi
 693
 694 # Check whether --with-elf or --without-elf was given.
 695 if test "${with_elf+set}" = set; then
 696   withval="$with_elf"
 697   elf=$withval
 698 else
 699   elf=no
 700 fi
 701
 702 # Check whether --with-xcoff or --without-xcoff was given.
 703 if test "${with_xcoff+set}" = set; then
 704   withval="$with_xcoff"
 705   xcoff=$withval
 706 else
 707   xcoff=no
 708 fi
 709
 710 # Check whether --with-cvs or --without-cvs was given.
 711 if test "${with_cvs+set}" = set; then
 712   withval="$with_cvs"
 713   with_cvs=$withval
 714 else
 715   with_cvs=yes
 716 fi
 717
 718 if test "$with_cvs" = yes; then
 719   if test -d $srcdir/CVS && grep :pserver: $srcdir/CVS/Root > /dev/null
 720   then
 721     with_cvs=no
 722   fi
 723 fi
 724
 725
 726 # Check whether --with-headers or --without-headers was given.
 727 if test "${with_headers+set}" = set; then
 728   withval="$with_headers"
 729   sysheaders=$withval
 730 else
 731   sysheaders=''
 732 fi
 733
 734
 735 # Check whether --enable-sanity-checks or --disable-sanity-checks was given.
 736 if test "${enable_sanity_checks+set}" = set; then
 737   enableval="$enable_sanity_checks"
 738   enable_sanity=$enableval
 739 else
 740   enable_sanity=yes
 741 fi
 742
 743
 744 static=yes
 745 # Check whether --enable-shared or --disable-shared was given.
 746 if test "${enable_shared+set}" = set; then
 747   enableval="$enable_shared"
 748   shared=$enableval
 749 else
 750   shared=default
 751 fi
 752
 753 # Check whether --enable-profile or --disable-profile was given.
 754 if test "${enable_profile+set}" = set; then
 755   enableval="$enable_profile"
 756   profile=$enableval
 757 else
 758   profile=yes
 759 fi
 760
 761 # Check whether --enable-omitfp or --disable-omitfp was given.
 762 if test "${enable_omitfp+set}" = set; then
 763   enableval="$enable_omitfp"
 764   omitfp=$enableval
 765 else
 766   omitfp=no
 767 fi
 768
 769 # Check whether --enable-bounded or --disable-bounded was given.
 770 if test "${enable_bounded+set}" = set; then
 771   enableval="$enable_bounded"
 772   bounded=$enableval
 773 else
 774   bounded=no
 775 fi
 776
 777 # Check whether --enable-versioning or --disable-versioning was given.
 778 if test "${enable_versioning+set}" = set; then
 779   enableval="$enable_versioning"
 780   enable_versioning=$enableval
 781 else
 782   enable_versioning=yes
 783 fi
 784
 785
 786 # Check whether --enable-oldest-abi or --disable-oldest-abi was given.
 787 if test "${enable_oldest_abi+set}" = set; then
 788   enableval="$enable_oldest_abi"
 789   oldest_abi=$enableval
 790 else
 791   oldest_abi=no
 792 fi
 793
 794 if test "$oldest_abi" = yes || test "$oldest_abi" = no; then
 795   oldest_abi=default
 796 else
 797   cat >> confdefs.h <<EOF
 798 #define GLIBC_OLDEST_ABI "$oldest_abi"
 799 EOF
 800
 801 fi
 802
 803
 804 # Check whether --enable-add-ons or --disable-add-ons was given.
 805 if test "${enable_add_ons+set}" = set; then
 806   enableval="$enable_add_ons"
 807   case "$enableval" in
 808     yes) add_ons=`cd $srcdir && echo */configure | sed -e 's!/configure!!g'`
 809          test "$add_ons" = "*" && add_ons= ;;
 810     *) add_ons=`echo "$enableval" | sed 's/,/ /g'`;;
 811    esac
 812 else
 813   add_ons=
 814 fi
 815
 816
 817 # Check whether --with-tls or --without-tls was given.
 818 if test "${with_tls+set}" = set; then
 819   withval="$with_tls"
 820   usetls=$withval
 821 else
 822   usetls=yes
 823 fi
 824
 825
 826 subdirs="$add_ons"
 827
 828 add_ons_pfx=
 829 if test x"$add_ons" != x; then
 830   for f in $add_ons; do
 831     # Some sanity checks
 832     if test "$f" = "crypt"; then
 833       { echo "configure: error:
 834 *** It seems that you're using an old \`crypt' add-on.  crypt is now
 835 *** part of glibc and using the old add-on will not work with this
 836 *** release.  Start again with fresh sources and without the old
 837 *** \`crypt' add-on." 1>&2; exit 1; }
 838     fi
 839     if test "$f" = "localedata"; then
 840       { echo "configure: error:
 841 *** It seems that you're using an old \`localedata' add-on.  localedata
 842 *** is now part of glibc and using the old add-on will not work with
 843 *** this release.  Start again with fresh sources and without the old
 844 *** \`localedata' add-on." 1>&2; exit 1; }
 845     fi
 846     # Test whether such a subdir really exists.
 847     if test -d $srcdir/$f; then
 848       add_ons_pfx="$add_ons_pfx $f/"
 849     else
 850       { echo "configure: error: add-on directory \"$f\" does not exist" 1>&2; exit 1; }
 851     fi
 852   done
 853 fi
 854
 855 # Check whether --enable-static-nss or --disable-static-nss was given.
 856 if test "${enable_static_nss+set}" = set; then
 857   enableval="$enable_static_nss"
 858   static_nss=$enableval
 859 else
 860   static_nss=no
 861 fi
 862
 863 if test x"$static_nss" = xyes || test x"$shared" = xno; then
 864   static_nss=yes
 865   cat >> confdefs.h <<\EOF
 866 #define DO_STATIC_NSS 1
 867 EOF
 868
 869 fi
 870
 871 # Check whether --enable-force-install or --disable-force-install was given.
 872 if test "${enable_force_install+set}" = set; then
 873   enableval="$enable_force_install"
 874   force_install=$enableval
 875 else
 876   force_install=yes
 877 fi
 878
 879
 880
 881 # Check whether --enable-kernel or --disable-kernel was given.
 882 if test "${enable_kernel+set}" = set; then
 883   enableval="$enable_kernel"
 884   minimum_kernel=$enableval
 885 fi
 886
 887 if test "$minimum_kernel" = yes || test "$minimum_kernel" = no; then
 888   # Better nothing than this.
 889   minimum_kernel=""
 890 else
 891   if test "$minimum_kernel" = current; then
 892     minimum_kernel=`uname -r 2>/dev/null` || minimum_kernel=
 893   fi
 894 fi
 895
 896 # Check whether --enable-all-warnings or --disable-all-warnings was given.
 897 if test "${enable_all_warnings+set}" = set; then
 898   enableval="$enable_all_warnings"
 899   all_warnings=$enableval
 900 fi
 901
 902
 903
 904
 905 # Make sure we can run config.sub.
 906 if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
 907 else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 908 fi
 909
 910 echo $ac_n "checking host system type""... $ac_c" 1>&6
 911 echo "configure:912: checking host system type" >&5
 912
 913 host_alias=$host
 914 case "$host_alias" in
 915 NONE)
 916   case $nonopt in
 917   NONE)
 918     if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
 919     else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
 920     fi ;;
 921   *) host_alias=$nonopt ;;
 922   esac ;;
 923 esac
 924
 925 host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
 926 host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 927 host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 928 host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 929 echo "$ac_t""$host" 1>&6
 930
 931
 932 # The way shlib-versions is used to generate soversions.mk uses a
 933 # fairly simplistic model for name recognition that can't distinguish
 934 # i486-pc-linux-gnu fully from i486-pc-gnu.  So we mutate a $host_os
 935 # of `gnu*' here to be `gnu-gnu*' just so that shlib-versions can
 936 # tell.  This doesn't get used much beyond that, so it's fairly safe.
 937 case "$host_os" in
 938 linux*)
 939   ;;
 940 gnu*)
 941   host_os=`echo $host_os | sed -e 's/gnu/gnu-gnu/'`
 942   ;;
 943 esac
 944
 945 # We keep the original values in `$config_*' and never modify them, so we
 946 # can write them unchanged into config.make.  Everything else uses
 947 # $machine, $vendor, and $os, and changes them whenever convenient.
 948 config_machine=$host_cpu config_vendor=$host_vendor config_os=$host_os
 949
 950 # Don't allow vendor == "unknown"
 951 test "$config_vendor" = unknown && config_vendor=
 952 config_os="`echo $config_os | sed 's/^unknown-//'`"
 953
 954 # Some configurations imply other options.
 955 case "$host_os" in
 956 gnu* | linux* | bsd4.4* | netbsd* | freebsd*)
 957   # These systems always use GNU tools.
 958   gnu_ld=yes gnu_as=yes ;;
 959 esac
 960 case "$host_os" in
 961 # i586-linuxaout is mangled into i586-pc-linux-gnuaout
 962 linux*ecoff* | linux*aout* | gnu*aout* | gnu*ecoff*)
 963   ;;
 964 gnu* | linux* | freebsd* | netbsd* | sysv4* | solaris2* | irix6*)
 965   # These systems (almost) always use the ELF format.
 966   elf=yes
 967   ;;
 968 aix*)
 969   # These systems are always xcoff
 970   xcoff=yes
 971   elf=no
 972   ;;
 973 esac
 974
 975 machine=$config_machine
 976 vendor=$config_vendor
 977 os=$config_os
 978
 979 # config.guess on some IBM machines says `rs6000' instead of `powerpc'.
 980 # Unify this here.
 981 if test "$machine" = rs6000; then
 982   machine="powerpc"
 983 fi
 984
 985 ###
 986 ### I put this here to prevent those annoying emails from people who cannot
 987 ### read and try to compile glibc on unsupported platforms.  --drepper
 988 ###
 989 ### By using the undocumented --enable-hacker-mode option for configure
 990 ### one can skip this test to make the configuration not fail for unsupported
 991 ### platforms.
 992 ###
 993 if test -z "$enable_hacker_mode"; then
 994   case "$machine-$host_os" in
 995   *-linux* | *-gnu* | arm*-none* | powerpc-aix4.3.*)
 996     ;;
 997   *)
 998     echo "*** The GNU C library is currently not available for this platform."
 999     echo "*** So far nobody cared to port it and if there is no volunteer it"
1000     echo "*** might never happen.  So, if you have interest to see glibc on"
1001     echo "*** this platform visit"
1002     echo "***   http://www.gnu.org/software/libc/porting.html"
1003     echo "*** and join the group of porters"
1004     exit 1
1005     ;;
1006   esac
1007 fi
1008
1009 # Expand the configuration machine name into a subdirectory by architecture
1010 # type and particular chip.
1011 case "$machine" in
1012 a29k | am29000) base_machine=a29k machine=a29k ;;
1013 alpha*)         base_machine=alpha machine=alpha/$machine ;;
1014 arm*)           base_machine=arm machine=arm/arm32/$machine ;;
1015 c3[012])        base_machine=cx0 machine=cx0/c30 ;;
1016 c4[04])         base_machine=cx0 machine=cx0/c40 ;;
1017 hppa*64*)       base_machine=hppa machine=hppa/hppa64 ;;
1018 hppa*)          base_machine=hppa machine=hppa/hppa1.1 ;;
1019 i[3456]86)      base_machine=i386 machine=i386/$machine ;;
1020 ia64)           base_machine=ia64 machine=ia64 ;;
1021 m680?0)         base_machine=m68k machine=m68k/$machine ;;
1022 m68k)           base_machine=m68k machine=m68k/m68020 ;;
1023 m88???)         base_machine=m88k machine=m88k/$machine ;;
1024 m88k)           base_machine=m88k machine=m88k/m88100 ;;
1025 mips64*)        base_machine=mips64 machine=mips/mips64/$machine ;;
1026 mips*)          base_machine=mips machine=mips/$machine ;;
1027 s390)           base_machine=s390 machine=s390/s390-32 ;;
1028 s390x)          base_machine=s390 machine=s390/s390-64 ;;
1029 sh3*)           base_machine=sh machine=sh/sh3 ;;
1030 sh4*)           base_machine=sh machine=sh/sh4 ;;
1031 sparc | sparcv[67])
1032                 base_machine=sparc machine=sparc/sparc32 ;;
1033 sparcv8 | supersparc | hypersparc)
1034                 base_machine=sparc machine=sparc/sparc32/sparcv8 ;;
1035 sparcv8plus | sparcv8plusa | sparcv9)
1036                 base_machine=sparc machine=sparc/sparc32/sparcv9 ;;
1037 sparcv8plusb | sparcv9b)
1038                 base_machine=sparc machine=sparc/sparc32/sparcv9b ;;
1039 sparc64 | ultrasparc)
1040                 base_machine=sparc machine=sparc/sparc64 ;;
1041 sparc64b | ultrasparc3)
1042                 base_machine=sparc machine=sparc/sparc64/sparcv9b ;;
1043 thumb*)         base_machine=thumb machine=arm/thumb/$machine ;;
1044 *)              base_machine=$machine ;;
1045 esac
1046
1047
1048 if test "$base_machine" = "i386"; then
1049   cat >> confdefs.h <<\EOF
1050 #define USE_REGPARMS 1
1051 EOF
1052
1053 fi
1054
1055 # Compute the list of sysdep directories for this configuration.
1056 # This can take a while to compute.
1057 sysdep_dir=$srcdir/sysdeps
1058 echo $ac_n "checking sysdep dirs""... $ac_c" 1>&6
1059 echo "configure:1060: checking sysdep dirs" >&5
1060 # Make sco3.2v4 become sco3.2.4 and sunos4.1.1_U1 become sunos4.1.1.U1.
1061 os="`echo $os | sed 's/\([0-9A-Z]\)[v_]\([0-9A-Z]\)/\1.\2/g'`"
1062
1063 case "$os" in
1064 gnu*)
1065   base_os=mach/hurd ;;
1066 netbsd* | 386bsd* | freebsd* | bsdi*)
1067   base_os=unix/bsd/bsd4.4 ;;
1068 osf* | sunos* | ultrix* | newsos* | dynix* | *bsd*)
1069   base_os=unix/bsd ;;
1070 sysv* | isc* | esix* | sco* | minix* | irix4* | linux*)
1071   base_os=unix/sysv ;;
1072 irix6*)
1073   base_os=unix/sysv/irix6/$os ;;
1074 solaris[2-9]*)
1075   base_os=unix/sysv/sysv4 ;;
1076 hpux*)
1077   base_os=unix/sysv/hpux/$os ;;
1078 aix4.3*)
1079   base_os=unix/sysv/aix/aix4.3 ;;
1080 none)
1081   base_os=standalone ;;
1082 *)
1083   base_os='' ;;
1084 esac
1085
1086 # For sunos4.1.1, try sunos4.1.1, then sunos4.1, then sunos4, then sunos.
1087 tail=$os
1088 ostry=$os
1089 while o=`echo $tail | sed 's/\.[^.]*$//'`; test $o != $tail; do
1090   ostry="$ostry /$o"
1091   tail=$o
1092 done
1093 o=`echo $tail | sed 's/[0-9]*$//'`
1094 if test $o != $tail; then
1095   ostry="$ostry /$o"
1096 fi
1097 # For linux-gnu, try linux-gnu, then linux.
1098 o=`echo $tail | sed 's/-.*$//'`
1099 if test $o != $tail; then
1100   ostry="$ostry /$o"
1101 fi
1102
1103 # For unix/sysv/sysv4, try unix/sysv/sysv4, then unix/sysv, then unix.
1104 base=
1105 tail=$base_os
1106 while b=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$b"; do
1107   set $b
1108   base="$base /$1"
1109   tail="$2"
1110 done
1111
1112 # For sparc/sparc32, try sparc/sparc32 and then sparc.
1113 mach=
1114 tail=$machine
1115 while m=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$m"; do
1116   set $m
1117   # Prepend the machine's FPU directory unless --without-fp.
1118   if test "$with_fp" = yes; then
1119     mach="$mach /$1/fpu"
1120   fi
1121   mach="$mach /$1"
1122   tail="$2"
1123 done
1124
1125
1126 # Find what sysdep directories exist.
1127 sysnames=
1128 IFS="${IFS=     }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1129 for d in $add_ons_pfx ''; do
1130   for b in $base ''; do
1131     for m0 in $mach ''; do
1132       for v in /$vendor ''; do
1133         test "$v" = / && continue
1134         for o in /$ostry ''; do
1135           test "$o" = / && continue
1136           for m in $mach ''; do
1137             if test "$m0$b$v$o$m"; then
1138               try="${d}sysdeps$m0$b$v$o$m"
1139               test -n "$enable_debug_configure" &&
1140               echo "$0 DEBUG: try $try" >&2
1141               if test -d $srcdir/$try; then
1142                 sysnames="$sysnames $try"
1143                 { test -n "$o" || test -n "$b"; } && os_used=t
1144                 { test -n "$m" || test -n "$m0"; } && machine_used=t
1145               fi
1146             fi
1147           done
1148         done
1149       done
1150     done
1151   done
1152 done
1153 IFS="$ac_save_ifs"
1154
1155 if test -z "$os_used" && test "$os" != none; then
1156   { echo "configure: error: Operating system $os is not supported." 1>&2; exit 1; }
1157 fi
1158 if test -z "$machine_used" && test "$machine" != none; then
1159   { echo "configure: error: The $machine is not supported." 1>&2; exit 1; }
1160 fi
1161
1162 # We have now validated the configuration.
1163
1164
1165 # If using ELF, look for an `elf' subdirectory of each machine directory.
1166 # We prepend these rather than inserting them whereever the machine appears
1167 # because things specified by the machine's ELF ABI should override
1168 # OS-specific things, and should always be the same for any OS on the
1169 # machine (otherwise what's the point of an ABI?).
1170 if test "$elf" = yes; then
1171   elf_dirs=
1172   for d in $add_ons_pfx ''; do
1173     for m in $mach; do
1174       if test -d $srcdir/${d}sysdeps$m/elf; then
1175         elf_dirs="$elf_dirs ${d}sysdeps$m/elf"
1176       fi
1177     done
1178   done
1179   sysnames="`echo $elf_dirs | sed -e 's,//,/,g'` $sysnames"
1180 fi
1181
1182
1183 # Expand the list of system names into a full list of directories
1184 # from each element's parent name and Implies file (if present).
1185 set $sysnames
1186 names=
1187 while test $# -gt 0; do
1188   name=$1
1189   shift
1190
1191   case " $names " in *" $name "*)
1192     # Already in the list.
1193     continue
1194   esac
1195
1196   # Report each name as we discover it, so there is no long pause in output.
1197   echo $ac_n "$name $ac_c" >&6
1198
1199   name_base=`echo $name | sed -e 's@\(.*sysdeps\)/.*@\1@'`
1200
1201   case $name in
1202     /*) xsrcdir= ;;
1203     *)  xsrcdir=$srcdir/ ;;
1204   esac
1205   test -n "$enable_debug_configure" &&
1206   echo "DEBUG: name/Implies $xsrcdir$name/Implies" >&2
1207
1208   if test -f $xsrcdir$name/Implies; then
1209     # Collect more names from the `Implies' file (removing comments).
1210     implied_candidate="`sed 's/#.*$//' < $xsrcdir$name/Implies`"
1211     implied=
1212     for x in $implied_candidate; do
1213       found=no
1214       if test -d $xsrcdir$name_base/$x; then
1215         implied="$implied $name_base/$x";
1216         found=yes
1217       fi
1218       for d in $add_ons_pfx ''; do
1219         try="${d}sysdeps/$x"
1220         case $d in
1221          /*) try_srcdir= ;;
1222          *) try_srcdir=$srcdir/ ;;
1223         esac
1224         test -n "$enable_debug_configure" &&
1225          echo "DEBUG: $name implied $x try($d) {$try_srcdir}$try" >&2
1226         if test $try != $xsrcdir$name_base/$x && test -d $try_srcdir$try;
1227         then
1228           implied="$implied $try"
1229           found=yes
1230         fi
1231       done
1232       if test $found = no; then
1233         echo "configure: warning: $name/Implies specifies nonexistent $x" 1>&2
1234       fi
1235     done
1236   else
1237     implied=
1238   fi
1239
1240   # Add NAME to the list of names.
1241   names="$names $name"
1242
1243   # Find the parent of NAME, using the empty string if it has none.
1244   parent="`echo $name | sed -n -e 's=/[^/]*$==' -e '/sysdeps$/q' -e p`"
1245
1246   # Add the names implied by NAME, and NAME's parent (if it has one), to
1247   # the list of names to be processed (the argument list).  We prepend the
1248   # implied names to the list and append the parent.  We want implied
1249   # directories to come before further directories inferred from the
1250   # configuration components; this ensures that for sysv4, unix/common
1251   # (implied by unix/sysv/sysv4) comes before unix/sysv (in ostry (here $*)
1252   # after sysv4).
1253   sysnames="`echo $implied $* $parent`"
1254   test -n "$sysnames" && set $sysnames
1255 done
1256
1257 # Add the default directories.
1258 default_sysnames=sysdeps/generic
1259 if test "$elf" = yes; then
1260   default_sysnames="sysdeps/generic/elf $default_sysnames"
1261 fi
1262 sysnames="$names $default_sysnames"
1263
1264 # The other names were emitted during the scan.
1265 echo "$ac_t""$default_sysnames" 1>&6
1266
1267
1268 ### Locate tools.
1269
1270 # Find a good install program.  We prefer a C program (faster),
1271 # so one script is as good as another.  But avoid the broken or
1272 # incompatible versions:
1273 # SysV /etc/install, /usr/sbin/install
1274 # SunOS /usr/etc/install
1275 # IRIX /sbin/install
1276 # AIX /bin/install
1277 # AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
1278 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
1279 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
1280 # ./install, which can be erroneously created by make from ./install.sh.
1281 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
1282 echo "configure:1283: checking for a BSD compatible install" >&5
1283 if test -z "$INSTALL"; then
1284 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
1285   echo $ac_n "(cached) $ac_c" 1>&6
1286 else
1287     IFS="${IFS=         }"; ac_save_IFS="$IFS"; IFS=":"
1288   for ac_dir in $PATH; do
1289     # Account for people who put trailing slashes in PATH elements.
1290     case "$ac_dir/" in
1291     /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
1292     *)
1293       # OSF1 and SCO ODT 3.0 have their own names for install.
1294       # Don't use installbsd from OSF since it installs stuff as root
1295       # by default.
1296       for ac_prog in ginstall scoinst install; do
1297         if test -f $ac_dir/$ac_prog; then
1298           if test $ac_prog = install &&
1299             grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
1300             # AIX install.  It has an incompatible calling convention.
1301             :
1302           else
1303             ac_cv_path_install="$ac_dir/$ac_prog -c"
1304             break 2
1305           fi
1306         fi
1307       done
1308       ;;
1309     esac
1310   done
1311   IFS="$ac_save_IFS"
1312
1313 fi
1314   if test "${ac_cv_path_install+set}" = set; then
1315     INSTALL="$ac_cv_path_install"
1316   else
1317     # As a last resort, use the slow shell script.  We don't cache a
1318     # path for INSTALL within a source directory, because that will
1319     # break other packages using the cache if that directory is
1320     # removed, or if the path is relative.
1321     INSTALL="$ac_install_sh"
1322   fi
1323 fi
1324 echo "$ac_t""$INSTALL" 1>&6
1325
1326 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
1327 # It thinks the first close brace ends the variable substitution.
1328 test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
1329
1330 test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
1331
1332 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
1333
1334 if test "$INSTALL" = "${srcdir}/scripts/install-sh -c"; then
1335   # The makefiles need to use a different form to find it in $srcdir.
1336   INSTALL='\$(..)./scripts/install-sh -c'
1337 fi
1338 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
1339 echo "configure:1340: checking whether ln -s works" >&5
1340 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
1341   echo $ac_n "(cached) $ac_c" 1>&6
1342 else
1343   rm -f conftestdata
1344 if ln -s X conftestdata 2>/dev/null
1345 then
1346   rm -f conftestdata
1347   ac_cv_prog_LN_S="ln -s"
1348 else
1349   ac_cv_prog_LN_S=ln
1350 fi
1351 fi
1352 LN_S="$ac_cv_prog_LN_S"
1353 if test "$ac_cv_prog_LN_S" = "ln -s"; then
1354   echo "$ac_t""yes" 1>&6
1355 else
1356   echo "$ac_t""no" 1>&6
1357 fi
1358
1359
1360 # We need the physical current working directory.  We cannot use the
1361 # "pwd -P" shell builtin since that's not portable.  Instead we try to
1362 # find a pwd binary.  Note that assigning to the PWD environment
1363 # variable might have some interesting side effects, so we don't do
1364 # that.
1365 # Extract the first word of "pwd", so it can be a program name with args.
1366 set dummy pwd; ac_word=$2
1367 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1368 echo "configure:1369: checking for $ac_word" >&5
1369 if eval "test \"`echo '$''{'ac_cv_path_PWD_P'+set}'`\" = set"; then
1370   echo $ac_n "(cached) $ac_c" 1>&6
1371 else
1372   case "$PWD_P" in
1373   /*)
1374   ac_cv_path_PWD_P="$PWD_P" # Let the user override the test with a path.
1375   ;;
1376   ?:/*)
1377   ac_cv_path_PWD_P="$PWD_P" # Let the user override the test with a dos path.
1378   ;;
1379   *)
1380   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1381   ac_dummy="$PATH"
1382   for ac_dir in $ac_dummy; do
1383     test -z "$ac_dir" && ac_dir=.
1384     if test -f $ac_dir/$ac_word; then
1385       ac_cv_path_PWD_P="$ac_dir/$ac_word"
1386       break
1387     fi
1388   done
1389   IFS="$ac_save_ifs"
1390   test -z "$ac_cv_path_PWD_P" && ac_cv_path_PWD_P="no"
1391   ;;
1392 esac
1393 fi
1394 PWD_P="$ac_cv_path_PWD_P"
1395 if test -n "$PWD_P"; then
1396   echo "$ac_t""$PWD_P" 1>&6
1397 else
1398   echo "$ac_t""no" 1>&6
1399 fi
1400
1401 if test "$PWD_P" = no; then
1402   { echo "configure: error: *** A pwd binary could not be found." 1>&2; exit 1; }
1403 fi
1404
1405 # These programs are version sensitive.
1406 echo $ac_n "checking build system type""... $ac_c" 1>&6
1407 echo "configure:1408: checking build system type" >&5
1408
1409 build_alias=$build
1410 case "$build_alias" in
1411 NONE)
1412   case $nonopt in
1413   NONE) build_alias=$host_alias ;;
1414   *) build_alias=$nonopt ;;
1415   esac ;;
1416 esac
1417
1418 build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
1419 build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
1420 build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
1421 build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
1422 echo "$ac_t""$build" 1>&6
1423
1424 if test $host != $build; then
1425   ac_tool_prefix=${host_alias}-
1426 else
1427   ac_tool_prefix=
1428 fi
1429
1430 for ac_prog in ${ac_tool_prefix}gcc ${ac_tool_prefix}cc
1431 do
1432 # Extract the first word of "$ac_prog", so it can be a program name with args.
1433 set dummy $ac_prog; ac_word=$2
1434 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1435 echo "configure:1436: checking for $ac_word" >&5
1436 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
1437   echo $ac_n "(cached) $ac_c" 1>&6
1438 else
1439   if test -n "$CC"; then
1440   ac_cv_prog_CC="$CC" # Let the user override the test.
1441 else
1442   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1443   ac_dummy="$PATH"
1444   for ac_dir in $ac_dummy; do
1445     test -z "$ac_dir" && ac_dir=.
1446     if test -f $ac_dir/$ac_word; then
1447       ac_cv_prog_CC="$ac_prog"
1448       break
1449     fi
1450   done
1451   IFS="$ac_save_ifs"
1452 fi
1453 fi
1454 CC="$ac_cv_prog_CC"
1455 if test -n "$CC"; then
1456   echo "$ac_t""$CC" 1>&6
1457 else
1458   echo "$ac_t""no" 1>&6
1459 fi
1460
1461 test -n "$CC" && break
1462 done
1463
1464 if test -z "$CC"; then
1465   ac_verc_fail=yes
1466 else
1467   # Found it, now check the version.
1468   echo $ac_n "checking version of $CC""... $ac_c" 1>&6
1469 echo "configure:1470: checking version of $CC" >&5
1470   ac_prog_version=`$CC -v 2>&1 | sed -n 's/^.*version \([egcygnustpi-]*[0-9.]*\).*$/\1/p'`
1471   case $ac_prog_version in
1472     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1473     3.[2-9]*)
1474        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1475     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1476
1477   esac
1478   echo "$ac_t""$ac_prog_version" 1>&6
1479 fi
1480 if test $ac_verc_fail = yes; then
1481   critic_missing="$critic_missing gcc"
1482 fi
1483
1484 for ac_prog in gnumake gmake make
1485 do
1486 # Extract the first word of "$ac_prog", so it can be a program name with args.
1487 set dummy $ac_prog; ac_word=$2
1488 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1489 echo "configure:1490: checking for $ac_word" >&5
1490 if eval "test \"`echo '$''{'ac_cv_prog_MAKE'+set}'`\" = set"; then
1491   echo $ac_n "(cached) $ac_c" 1>&6
1492 else
1493   if test -n "$MAKE"; then
1494   ac_cv_prog_MAKE="$MAKE" # Let the user override the test.
1495 else
1496   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1497   ac_dummy="$PATH"
1498   for ac_dir in $ac_dummy; do
1499     test -z "$ac_dir" && ac_dir=.
1500     if test -f $ac_dir/$ac_word; then
1501       ac_cv_prog_MAKE="$ac_prog"
1502       break
1503     fi
1504   done
1505   IFS="$ac_save_ifs"
1506 fi
1507 fi
1508 MAKE="$ac_cv_prog_MAKE"
1509 if test -n "$MAKE"; then
1510   echo "$ac_t""$MAKE" 1>&6
1511 else
1512   echo "$ac_t""no" 1>&6
1513 fi
1514
1515 test -n "$MAKE" && break
1516 done
1517
1518 if test -z "$MAKE"; then
1519   ac_verc_fail=yes
1520 else
1521   # Found it, now check the version.
1522   echo $ac_n "checking version of $MAKE""... $ac_c" 1>&6
1523 echo "configure:1524: checking version of $MAKE" >&5
1524   ac_prog_version=`$MAKE --version 2>&1 | sed -n 's/^.*GNU Make[^0-9]*\([0-9][0-9.]*\).*$/\1/p'`
1525   case $ac_prog_version in
1526     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1527     3.79* | 3.[89]*)
1528        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1529     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1530
1531   esac
1532   echo "$ac_t""$ac_prog_version" 1>&6
1533 fi
1534 if test $ac_verc_fail = yes; then
1535   critic_missing="$critic_missing make"
1536 fi
1537
1538
1539
1540 if test -n "$critic_missing"; then
1541 { echo "configure: error:
1542 *** These critical programs are missing or too old:$critic_missing
1543 *** Check the INSTALL file for required versions." 1>&2; exit 1; }
1544 fi
1545
1546
1547 for ac_prog in gnumsgfmt gmsgfmt msgfmt
1548 do
1549 # Extract the first word of "$ac_prog", so it can be a program name with args.
1550 set dummy $ac_prog; ac_word=$2
1551 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1552 echo "configure:1553: checking for $ac_word" >&5
1553 if eval "test \"`echo '$''{'ac_cv_prog_MSGFMT'+set}'`\" = set"; then
1554   echo $ac_n "(cached) $ac_c" 1>&6
1555 else
1556   if test -n "$MSGFMT"; then
1557   ac_cv_prog_MSGFMT="$MSGFMT" # Let the user override the test.
1558 else
1559   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1560   ac_dummy="$PATH"
1561   for ac_dir in $ac_dummy; do
1562     test -z "$ac_dir" && ac_dir=.
1563     if test -f $ac_dir/$ac_word; then
1564       ac_cv_prog_MSGFMT="$ac_prog"
1565       break
1566     fi
1567   done
1568   IFS="$ac_save_ifs"
1569 fi
1570 fi
1571 MSGFMT="$ac_cv_prog_MSGFMT"
1572 if test -n "$MSGFMT"; then
1573   echo "$ac_t""$MSGFMT" 1>&6
1574 else
1575   echo "$ac_t""no" 1>&6
1576 fi
1577
1578 test -n "$MSGFMT" && break
1579 done
1580
1581 if test -z "$MSGFMT"; then
1582   ac_verc_fail=yes
1583 else
1584   # Found it, now check the version.
1585   echo $ac_n "checking version of $MSGFMT""... $ac_c" 1>&6
1586 echo "configure:1587: checking version of $MSGFMT" >&5
1587   ac_prog_version=`$MSGFMT --version 2>&1 | sed -n 's/^.*GNU gettext.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
1588   case $ac_prog_version in
1589     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1590     0.10.3[6-9]* | 0.10.[4-9][0-9]* | 0.1[1-9]* | 0.[2-9][0-9]* | [1-9].*)
1591        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1592     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1593
1594   esac
1595   echo "$ac_t""$ac_prog_version" 1>&6
1596 fi
1597 if test $ac_verc_fail = yes; then
1598   MSGFMT=: aux_missing="$aux_missing msgfmt"
1599 fi
1600
1601 for ac_prog in makeinfo
1602 do
1603 # Extract the first word of "$ac_prog", so it can be a program name with args.
1604 set dummy $ac_prog; ac_word=$2
1605 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1606 echo "configure:1607: checking for $ac_word" >&5
1607 if eval "test \"`echo '$''{'ac_cv_prog_MAKEINFO'+set}'`\" = set"; then
1608   echo $ac_n "(cached) $ac_c" 1>&6
1609 else
1610   if test -n "$MAKEINFO"; then
1611   ac_cv_prog_MAKEINFO="$MAKEINFO" # Let the user override the test.
1612 else
1613   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1614   ac_dummy="$PATH"
1615   for ac_dir in $ac_dummy; do
1616     test -z "$ac_dir" && ac_dir=.
1617     if test -f $ac_dir/$ac_word; then
1618       ac_cv_prog_MAKEINFO="$ac_prog"
1619       break
1620     fi
1621   done
1622   IFS="$ac_save_ifs"
1623 fi
1624 fi
1625 MAKEINFO="$ac_cv_prog_MAKEINFO"
1626 if test -n "$MAKEINFO"; then
1627   echo "$ac_t""$MAKEINFO" 1>&6
1628 else
1629   echo "$ac_t""no" 1>&6
1630 fi
1631
1632 test -n "$MAKEINFO" && break
1633 done
1634
1635 if test -z "$MAKEINFO"; then
1636   ac_verc_fail=yes
1637 else
1638   # Found it, now check the version.
1639   echo $ac_n "checking version of $MAKEINFO""... $ac_c" 1>&6
1640 echo "configure:1641: checking version of $MAKEINFO" >&5
1641   ac_prog_version=`$MAKEINFO --version 2>&1 | sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
1642   case $ac_prog_version in
1643     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1644     4.*)
1645        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1646     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1647
1648   esac
1649   echo "$ac_t""$ac_prog_version" 1>&6
1650 fi
1651 if test $ac_verc_fail = yes; then
1652   MAKEINFO=: aux_missing="$aux_missing makeinfo"
1653 fi
1654
1655 for ac_prog in sed
1656 do
1657 # Extract the first word of "$ac_prog", so it can be a program name with args.
1658 set dummy $ac_prog; ac_word=$2
1659 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1660 echo "configure:1661: checking for $ac_word" >&5
1661 if eval "test \"`echo '$''{'ac_cv_prog_SED'+set}'`\" = set"; then
1662   echo $ac_n "(cached) $ac_c" 1>&6
1663 else
1664   if test -n "$SED"; then
1665   ac_cv_prog_SED="$SED" # Let the user override the test.
1666 else
1667   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1668   ac_dummy="$PATH"
1669   for ac_dir in $ac_dummy; do
1670     test -z "$ac_dir" && ac_dir=.
1671     if test -f $ac_dir/$ac_word; then
1672       ac_cv_prog_SED="$ac_prog"
1673       break
1674     fi
1675   done
1676   IFS="$ac_save_ifs"
1677 fi
1678 fi
1679 SED="$ac_cv_prog_SED"
1680 if test -n "$SED"; then
1681   echo "$ac_t""$SED" 1>&6
1682 else
1683   echo "$ac_t""no" 1>&6
1684 fi
1685
1686 test -n "$SED" && break
1687 done
1688
1689 if test -z "$SED"; then
1690   ac_verc_fail=yes
1691 else
1692   # Found it, now check the version.
1693   echo $ac_n "checking version of $SED""... $ac_c" 1>&6
1694 echo "configure:1695: checking version of $SED" >&5
1695   ac_prog_version=`$SED --version 2>&1 | sed -n 's/^.*GNU sed version \([0-9]*\.[0-9.]*\).*$/\1/p'`
1696   case $ac_prog_version in
1697     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1698     3.0[2-9]*|3.[1-9]*|[4-9]*)
1699        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1700     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1701
1702   esac
1703   echo "$ac_t""$ac_prog_version" 1>&6
1704 fi
1705 if test $ac_verc_fail = yes; then
1706   SED=: aux_missing="$aux_missing sed"
1707 fi
1708
1709
1710
1711 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
1712 echo "configure:1713: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
1713 if eval "test \"`echo '$''{'ac_cv_prog_cc_works'+set}'`\" = set"; then
1714   echo $ac_n "(cached) $ac_c" 1>&6
1715 else
1716
1717 ac_ext=c
1718 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1719 ac_cpp='$CPP $CPPFLAGS'
1720 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1721 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1722 cross_compiling=$ac_cv_prog_cc_cross
1723
1724 cat > conftest.$ac_ext << EOF
1725
1726 #line 1727 "configure"
1727 #include "confdefs.h"
1728
1729 main(){return(0);}
1730 EOF
1731 if { (eval echo configure:1732: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1732   ac_cv_prog_cc_works=yes
1733   # If we can't run a trivial program, we are probably using a cross compiler.
1734   if (./conftest; exit) 2>/dev/null; then
1735     ac_cv_prog_cc_cross=no
1736   else
1737     ac_cv_prog_cc_cross=yes
1738   fi
1739 else
1740   echo "configure: failed program was:" >&5
1741   cat conftest.$ac_ext >&5
1742   ac_cv_prog_cc_works=no
1743 fi
1744 rm -fr conftest*
1745 ac_ext=c
1746 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1747 ac_cpp='$CPP $CPPFLAGS'
1748 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1749 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1750 cross_compiling=$ac_cv_prog_cc_cross
1751
1752 fi
1753
1754 echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
1755 if test $ac_cv_prog_cc_works = no; then
1756  cross_linkable=no
1757  ac_cv_prog_cc_cross=yes
1758 else
1759  cross_linkable=yes
1760 fi
1761 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
1762 echo "configure:1763: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
1763 if eval "test \"`echo '$''{'ac_cv_prog_cc_cross'+set}'`\" = set"; then
1764   echo $ac_n "(cached) $ac_c" 1>&6
1765 else
1766   :
1767 fi
1768
1769 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
1770
1771 cross_compiling=$ac_cv_prog_cc_cross
1772
1773 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
1774 echo "configure:1775: checking whether we are using GNU C" >&5
1775 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
1776   echo $ac_n "(cached) $ac_c" 1>&6
1777 else
1778   cat > conftest.c <<EOF
1779 #ifdef __GNUC__
1780   yes;
1781 #endif
1782 EOF
1783 if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1784: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
1784   ac_cv_prog_gcc=yes
1785 else
1786   ac_cv_prog_gcc=no
1787 fi
1788 fi
1789
1790 echo "$ac_t""$ac_cv_prog_gcc" 1>&6
1791 if test $ac_cv_prog_gcc != yes; then
1792   { echo "configure: error: GNU libc must be compiled using GNU CC" 1>&2; exit 1; }
1793 fi
1794
1795 echo $ac_n "checking build system type""... $ac_c" 1>&6
1796 echo "configure:1797: checking build system type" >&5
1797
1798 build_alias=$build
1799 case "$build_alias" in
1800 NONE)
1801   case $nonopt in
1802   NONE) build_alias=$host_alias ;;
1803   *) build_alias=$nonopt ;;
1804   esac ;;
1805 esac
1806
1807 build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
1808 build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
1809 build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
1810 build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
1811 echo "$ac_t""$build" 1>&6
1812
1813 if test $host != $build; then
1814   for ac_prog in gcc cc
1815 do
1816 # Extract the first word of "$ac_prog", so it can be a program name with args.
1817 set dummy $ac_prog; ac_word=$2
1818 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1819 echo "configure:1820: checking for $ac_word" >&5
1820 if eval "test \"`echo '$''{'ac_cv_prog_BUILD_CC'+set}'`\" = set"; then
1821   echo $ac_n "(cached) $ac_c" 1>&6
1822 else
1823   if test -n "$BUILD_CC"; then
1824   ac_cv_prog_BUILD_CC="$BUILD_CC" # Let the user override the test.
1825 else
1826   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1827   ac_dummy="$PATH"
1828   for ac_dir in $ac_dummy; do
1829     test -z "$ac_dir" && ac_dir=.
1830     if test -f $ac_dir/$ac_word; then
1831       ac_cv_prog_BUILD_CC="$ac_prog"
1832       break
1833     fi
1834   done
1835   IFS="$ac_save_ifs"
1836 fi
1837 fi
1838 BUILD_CC="$ac_cv_prog_BUILD_CC"
1839 if test -n "$BUILD_CC"; then
1840   echo "$ac_t""$BUILD_CC" 1>&6
1841 else
1842   echo "$ac_t""no" 1>&6
1843 fi
1844
1845 test -n "$BUILD_CC" && break
1846 done
1847
1848 fi
1849
1850 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
1851 echo "configure:1852: checking how to run the C preprocessor" >&5
1852 # On Suns, sometimes $CPP names a directory.
1853 if test -n "$CPP" && test -d "$CPP"; then
1854   CPP=
1855 fi
1856 if test -z "$CPP"; then
1857 if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
1858   echo $ac_n "(cached) $ac_c" 1>&6
1859 else
1860     # This must be in double quotes, not single quotes, because CPP may get
1861   # substituted into the Makefile and "${CC-cc}" will confuse make.
1862   CPP="${CC-cc} -E"
1863   # On the NeXT, cc -E runs the code through the compiler's parser,
1864   # not just through cpp.
1865   cat > conftest.$ac_ext <<EOF
1866 #line 1867 "configure"
1867 #include "confdefs.h"
1868 #include <assert.h>
1869 Syntax Error
1870 EOF
1871 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1872 { (eval echo configure:1873: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1873 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1874 if test -z "$ac_err"; then
1875   :
1876 else
1877   echo "$ac_err" >&5
1878   echo "configure: failed program was:" >&5
1879   cat conftest.$ac_ext >&5
1880   rm -rf conftest*
1881   CPP="${CC-cc} -E -traditional-cpp"
1882   cat > conftest.$ac_ext <<EOF
1883 #line 1884 "configure"
1884 #include "confdefs.h"
1885 #include <assert.h>
1886 Syntax Error
1887 EOF
1888 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1889 { (eval echo configure:1890: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1890 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1891 if test -z "$ac_err"; then
1892   :
1893 else
1894   echo "$ac_err" >&5
1895   echo "configure: failed program was:" >&5
1896   cat conftest.$ac_ext >&5
1897   rm -rf conftest*
1898   CPP="${CC-cc} -nologo -E"
1899   cat > conftest.$ac_ext <<EOF
1900 #line 1901 "configure"
1901 #include "confdefs.h"
1902 #include <assert.h>
1903 Syntax Error
1904 EOF
1905 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1906 { (eval echo configure:1907: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1907 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1908 if test -z "$ac_err"; then
1909   :
1910 else
1911   echo "$ac_err" >&5
1912   echo "configure: failed program was:" >&5
1913   cat conftest.$ac_ext >&5
1914   rm -rf conftest*
1915   CPP=/lib/cpp
1916 fi
1917 rm -f conftest*
1918 fi
1919 rm -f conftest*
1920 fi
1921 rm -f conftest*
1922   ac_cv_prog_CPP="$CPP"
1923 fi
1924   CPP="$ac_cv_prog_CPP"
1925 else
1926   ac_cv_prog_CPP="$CPP"
1927 fi
1928 echo "$ac_t""$CPP" 1>&6
1929
1930 # Was a --with-binutils option given?
1931 if test -n "$path_binutils"; then
1932     # Make absolute; ensure a single trailing slash.
1933     path_binutils=`(cd $path_binutils; pwd) | sed 's%/*$%/%'`
1934     CC="$CC -B$path_binutils"
1935 fi
1936 AS=`$CC -print-prog-name=as`
1937 LD=`$CC -print-prog-name=ld`
1938 AR=`$CC -print-prog-name=ar`
1939
1940
1941 # ranlib has to be treated a bit differently since it might not exist at all.
1942 RANLIB=`$CC -print-prog-name=ranlib`
1943 if test $RANLIB = ranlib; then
1944 # This extra check has to happen since gcc simply echos the parameter in
1945 # case it cannot find the value in its own directories.
1946 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
1947 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
1948 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1949 echo "configure:1950: checking for $ac_word" >&5
1950 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
1951   echo $ac_n "(cached) $ac_c" 1>&6
1952 else
1953   if test -n "$RANLIB"; then
1954   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
1955 else
1956   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1957   ac_dummy="$PATH"
1958   for ac_dir in $ac_dummy; do
1959     test -z "$ac_dir" && ac_dir=.
1960     if test -f $ac_dir/$ac_word; then
1961       ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
1962       break
1963     fi
1964   done
1965   IFS="$ac_save_ifs"
1966 fi
1967 fi
1968 RANLIB="$ac_cv_prog_RANLIB"
1969 if test -n "$RANLIB"; then
1970   echo "$ac_t""$RANLIB" 1>&6
1971 else
1972   echo "$ac_t""no" 1>&6
1973 fi
1974
1975
1976 if test -z "$ac_cv_prog_RANLIB"; then
1977 if test -n "$ac_tool_prefix"; then
1978   # Extract the first word of "ranlib", so it can be a program name with args.
1979 set dummy ranlib; ac_word=$2
1980 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1981 echo "configure:1982: checking for $ac_word" >&5
1982 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
1983   echo $ac_n "(cached) $ac_c" 1>&6
1984 else
1985   if test -n "$RANLIB"; then
1986   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
1987 else
1988   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1989   ac_dummy="$PATH"
1990   for ac_dir in $ac_dummy; do
1991     test -z "$ac_dir" && ac_dir=.
1992     if test -f $ac_dir/$ac_word; then
1993       ac_cv_prog_RANLIB="ranlib"
1994       break
1995     fi
1996   done
1997   IFS="$ac_save_ifs"
1998   test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
1999 fi
2000 fi
2001 RANLIB="$ac_cv_prog_RANLIB"
2002 if test -n "$RANLIB"; then
2003   echo "$ac_t""$RANLIB" 1>&6
2004 else
2005   echo "$ac_t""no" 1>&6
2006 fi
2007
2008 else
2009   RANLIB=":"
2010 fi
2011 fi
2012
2013 fi
2014
2015
2016 # Determine whether we are using GNU binutils.
2017 echo $ac_n "checking whether $AS is GNU as""... $ac_c" 1>&6
2018 echo "configure:2019: checking whether $AS is GNU as" >&5
2019 if eval "test \"`echo '$''{'libc_cv_prog_as_gnu'+set}'`\" = set"; then
2020   echo $ac_n "(cached) $ac_c" 1>&6
2021 else
2022   # Most GNU programs take a -v and spit out some text including
2023 # the word 'GNU'.  Some try to read stdin, so give them /dev/null.
2024 if $AS -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
2025   libc_cv_prog_as_gnu=yes
2026 else
2027   libc_cv_prog_as_gnu=no
2028 fi
2029 rm -fr contest*
2030 fi
2031
2032 echo "$ac_t""$libc_cv_prog_as_gnu" 1>&6
2033 rm -f a.out
2034 gnu_as=$libc_cv_prog_as_gnu
2035
2036 echo $ac_n "checking whether $LD is GNU ld""... $ac_c" 1>&6
2037 echo "configure:2038: checking whether $LD is GNU ld" >&5
2038 if eval "test \"`echo '$''{'libc_cv_prog_ld_gnu'+set}'`\" = set"; then
2039   echo $ac_n "(cached) $ac_c" 1>&6
2040 else
2041   # Most GNU programs take a -v and spit out some text including
2042 # the word 'GNU'.  Some try to read stdin, so give them /dev/null.
2043 if $LD -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
2044   libc_cv_prog_ld_gnu=yes
2045 else
2046   libc_cv_prog_ld_gnu=no
2047 fi
2048 rm -fr contest*
2049 fi
2050
2051 echo "$ac_t""$libc_cv_prog_ld_gnu" 1>&6
2052 gnu_ld=$libc_cv_prog_ld_gnu
2053
2054 # Extract the first word of "${ac_tool_prefix}mig", so it can be a program name with args.
2055 set dummy ${ac_tool_prefix}mig; ac_word=$2
2056 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2057 echo "configure:2058: checking for $ac_word" >&5
2058 if eval "test \"`echo '$''{'ac_cv_prog_MIG'+set}'`\" = set"; then
2059   echo $ac_n "(cached) $ac_c" 1>&6
2060 else
2061   if test -n "$MIG"; then
2062   ac_cv_prog_MIG="$MIG" # Let the user override the test.
2063 else
2064   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2065   ac_dummy="$PATH"
2066   for ac_dir in $ac_dummy; do
2067     test -z "$ac_dir" && ac_dir=.
2068     if test -f $ac_dir/$ac_word; then
2069       ac_cv_prog_MIG="${ac_tool_prefix}mig"
2070       break
2071     fi
2072   done
2073   IFS="$ac_save_ifs"
2074 fi
2075 fi
2076 MIG="$ac_cv_prog_MIG"
2077 if test -n "$MIG"; then
2078   echo "$ac_t""$MIG" 1>&6
2079 else
2080   echo "$ac_t""no" 1>&6
2081 fi
2082
2083
2084 if test -z "$ac_cv_prog_MIG"; then
2085 if test -n "$ac_tool_prefix"; then
2086   # Extract the first word of "mig", so it can be a program name with args.
2087 set dummy mig; ac_word=$2
2088 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2089 echo "configure:2090: checking for $ac_word" >&5
2090 if eval "test \"`echo '$''{'ac_cv_prog_MIG'+set}'`\" = set"; then
2091   echo $ac_n "(cached) $ac_c" 1>&6
2092 else
2093   if test -n "$MIG"; then
2094   ac_cv_prog_MIG="$MIG" # Let the user override the test.
2095 else
2096   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2097   ac_dummy="$PATH"
2098   for ac_dir in $ac_dummy; do
2099     test -z "$ac_dir" && ac_dir=.
2100     if test -f $ac_dir/$ac_word; then
2101       ac_cv_prog_MIG="mig"
2102       break
2103     fi
2104   done
2105   IFS="$ac_save_ifs"
2106   test -z "$ac_cv_prog_MIG" && ac_cv_prog_MIG="MISSING"
2107 fi
2108 fi
2109 MIG="$ac_cv_prog_MIG"
2110 if test -n "$MIG"; then
2111   echo "$ac_t""$MIG" 1>&6
2112 else
2113   echo "$ac_t""no" 1>&6
2114 fi
2115
2116 else
2117   MIG="MISSING"
2118 fi
2119 fi
2120
2121
2122 # Accept binutils 2.10.1 or newer (and also any ia64 2.9 version)
2123 # XXX Commented out because it filters out too many good versions.
2124 # XXX --drepper
2125 # AC_CHECK_PROG_VER(AS, $AS, --version,
2126 #   [GNU assembler.* \([0-9]*\.[0-9.]*\(-ia64-[0-9]*\)*\)],
2127 #   [2.10.[1-9]* | 2.1[1-9]* | 2.9-ia64-*], AS=: critic_missing=t)
2128
2129 test -n "$aux_missing" && echo "configure: warning:
2130 *** These auxiliary programs are missing or too old:$aux_missing
2131 *** some features will be disabled.
2132 *** Check the INSTALL file for required versions." 1>&2
2133
2134 # glibcbug.in wants to know the compiler version.
2135 CCVERSION=`$CC -v 2>&1 | sed -n 's/gcc version //p'`
2136
2137
2138 # if using special system headers, find out the compiler's sekrit
2139 # header directory and add that to the list.  NOTE: Only does the right
2140 # thing on a system that doesn't need fixincludes.  (Not presently a problem.)
2141 if test -n "$sysheaders"; then
2142   ccheaders=`$CC -print-file-name=include`
2143   SYSINCLUDES="-nostdinc -isystem $ccheaders -isystem $sysheaders"
2144 fi
2145
2146
2147 # check if ranlib is necessary
2148 echo $ac_n "checking whether ranlib is necessary""... $ac_c" 1>&6
2149 echo "configure:2150: checking whether ranlib is necessary" >&5
2150 if eval "test \"`echo '$''{'libc_cv_ranlib_necessary'+set}'`\" = set"; then
2151   echo $ac_n "(cached) $ac_c" 1>&6
2152 else
2153   cat > conftest.c <<EOF
2154 int a;
2155 char b;
2156 void c(void) {}
2157 EOF
2158 $CC $CFLAGS -c conftest.c
2159 $AR cr conftest.a conftest.c
2160 cp conftest.a conftest2.a
2161 $RANLIB conftest.a
2162 if cmp -s conftest.a conftest2.a; then
2163   libc_cv_ranlib_necessary=no
2164 else
2165   libc_cv_ranlib_necessary=yes
2166 fi
2167 rm -rf conftest*
2168 fi
2169
2170 echo "$ac_t""$libc_cv_ranlib_necessary" 1>&6
2171 if test "$libc_cv_ranlib_necessary" = no; then
2172  RANLIB=:
2173 fi
2174
2175 # Test if LD_LIBRARY_PATH contains the notation for the current directory
2176 # since this would lead to problems installing/building glibc.
2177 # LD_LIBRARY_PATH contains the current directory if one of the following
2178 # is true:
2179 # - one of the terminals (":" and ";") is the first or last sign
2180 # - two terminals occur directly after each other
2181 # - the path contains an element with a dot in it
2182 echo $ac_n "checking LD_LIBRARY_PATH variable""... $ac_c" 1>&6
2183 echo "configure:2184: checking LD_LIBRARY_PATH variable" >&5
2184 case ${LD_LIBRARY_PATH} in
2185   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
2186     ld_library_path_setting="contains current directory"
2187     ;;
2188   *)
2189     ld_library_path_setting="ok"
2190     ;;
2191 esac
2192 echo "$ac_t""$ld_library_path_setting" 1>&6
2193 if test "$ld_library_path_setting" != "ok"; then
2194 { echo "configure: error:
2195 *** LD_LIBRARY_PATH shouldn't contain the current directory when
2196 *** building glibc. Please change the environment variable
2197 *** and run configure again." 1>&2; exit 1; }
2198 fi
2199
2200 echo $ac_n "checking whether GCC supports -static-libgcc""... $ac_c" 1>&6
2201 echo "configure:2202: checking whether GCC supports -static-libgcc" >&5
2202 if eval "test \"`echo '$''{'libc_cv_gcc_static_libgcc'+set}'`\" = set"; then
2203   echo $ac_n "(cached) $ac_c" 1>&6
2204 else
2205   if $CC -v -static-libgcc 2>&1 | grep -q 'unrecognized option.*static-libgcc'; then
2206   libc_cv_gcc_static_libgcc=
2207 else
2208   libc_cv_gcc_static_libgcc=-static-libgcc
2209 fi
2210 fi
2211
2212 echo "$ac_t""$libc_cv_gcc_static_libgcc" 1>&6
2213
2214
2215 # Extract the first word of "bash", so it can be a program name with args.
2216 set dummy bash; ac_word=$2
2217 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2218 echo "configure:2219: checking for $ac_word" >&5
2219 if eval "test \"`echo '$''{'ac_cv_path_BASH'+set}'`\" = set"; then
2220   echo $ac_n "(cached) $ac_c" 1>&6
2221 else
2222   case "$BASH" in
2223   /*)
2224   ac_cv_path_BASH="$BASH" # Let the user override the test with a path.
2225   ;;
2226   ?:/*)
2227   ac_cv_path_BASH="$BASH" # Let the user override the test with a dos path.
2228   ;;
2229   *)
2230   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2231   ac_dummy="$PATH"
2232   for ac_dir in $ac_dummy; do
2233     test -z "$ac_dir" && ac_dir=.
2234     if test -f $ac_dir/$ac_word; then
2235       ac_cv_path_BASH="$ac_dir/$ac_word"
2236       break
2237     fi
2238   done
2239   IFS="$ac_save_ifs"
2240   test -z "$ac_cv_path_BASH" && ac_cv_path_BASH="no"
2241   ;;
2242 esac
2243 fi
2244 BASH="$ac_cv_path_BASH"
2245 if test -n "$BASH"; then
2246   echo "$ac_t""$BASH" 1>&6
2247 else
2248   echo "$ac_t""no" 1>&6
2249 fi
2250
2251 if test "$BASH" != no &&
2252    $BASH -c 'test "$BASH_VERSINFO" \
2253              && test "$BASH_VERSINFO" -ge 2 >&/dev/null'; then
2254   libc_cv_have_bash2=yes
2255 else
2256   libc_cv_have_bash2=no
2257 fi
2258
2259
2260 if test "$BASH" = no; then
2261   # Extract the first word of "ksh", so it can be a program name with args.
2262 set dummy ksh; ac_word=$2
2263 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2264 echo "configure:2265: checking for $ac_word" >&5
2265 if eval "test \"`echo '$''{'ac_cv_path_KSH'+set}'`\" = set"; then
2266   echo $ac_n "(cached) $ac_c" 1>&6
2267 else
2268   case "$KSH" in
2269   /*)
2270   ac_cv_path_KSH="$KSH" # Let the user override the test with a path.
2271   ;;
2272   ?:/*)
2273   ac_cv_path_KSH="$KSH" # Let the user override the test with a dos path.
2274   ;;
2275   *)
2276   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2277   ac_dummy="$PATH"
2278   for ac_dir in $ac_dummy; do
2279     test -z "$ac_dir" && ac_dir=.
2280     if test -f $ac_dir/$ac_word; then
2281       ac_cv_path_KSH="$ac_dir/$ac_word"
2282       break
2283     fi
2284   done
2285   IFS="$ac_save_ifs"
2286   test -z "$ac_cv_path_KSH" && ac_cv_path_KSH="no"
2287   ;;
2288 esac
2289 fi
2290 KSH="$ac_cv_path_KSH"
2291 if test -n "$KSH"; then
2292   echo "$ac_t""$KSH" 1>&6
2293 else
2294   echo "$ac_t""no" 1>&6
2295 fi
2296
2297   if test "$KSH" = no; then
2298     libc_cv_have_ksh=no
2299   else
2300     libc_cv_have_ksh=yes
2301   fi
2302 else
2303   KSH="$BASH"
2304
2305   libc_cv_have_ksh=yes
2306 fi
2307
2308
2309 for ac_prog in gawk mawk nawk awk
2310 do
2311 # Extract the first word of "$ac_prog", so it can be a program name with args.
2312 set dummy $ac_prog; ac_word=$2
2313 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2314 echo "configure:2315: checking for $ac_word" >&5
2315 if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
2316   echo $ac_n "(cached) $ac_c" 1>&6
2317 else
2318   if test -n "$AWK"; then
2319   ac_cv_prog_AWK="$AWK" # Let the user override the test.
2320 else
2321   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2322   ac_dummy="$PATH"
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_prog_AWK="$ac_prog"
2327       break
2328     fi
2329   done
2330   IFS="$ac_save_ifs"
2331 fi
2332 fi
2333 AWK="$ac_cv_prog_AWK"
2334 if test -n "$AWK"; then
2335   echo "$ac_t""$AWK" 1>&6
2336 else
2337   echo "$ac_t""no" 1>&6
2338 fi
2339
2340 test -n "$AWK" && break
2341 done
2342
2343 # Extract the first word of "perl", so it can be a program name with args.
2344 set dummy perl; ac_word=$2
2345 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2346 echo "configure:2347: checking for $ac_word" >&5
2347 if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
2348   echo $ac_n "(cached) $ac_c" 1>&6
2349 else
2350   case "$PERL" in
2351   /*)
2352   ac_cv_path_PERL="$PERL" # Let the user override the test with a path.
2353   ;;
2354   ?:/*)
2355   ac_cv_path_PERL="$PERL" # Let the user override the test with a dos path.
2356   ;;
2357   *)
2358   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2359   ac_dummy="$PATH"
2360   for ac_dir in $ac_dummy; do
2361     test -z "$ac_dir" && ac_dir=.
2362     if test -f $ac_dir/$ac_word; then
2363       ac_cv_path_PERL="$ac_dir/$ac_word"
2364       break
2365     fi
2366   done
2367   IFS="$ac_save_ifs"
2368   test -z "$ac_cv_path_PERL" && ac_cv_path_PERL="no"
2369   ;;
2370 esac
2371 fi
2372 PERL="$ac_cv_path_PERL"
2373 if test -n "$PERL"; then
2374   echo "$ac_t""$PERL" 1>&6
2375 else
2376   echo "$ac_t""no" 1>&6
2377 fi
2378
2379 if test "$PERL" != no &&
2380    (eval `$PERL -V:apiversion`; test `expr "$apiversion" \< 5` -ne 0); then
2381   PERL=no
2382 fi
2383 # Extract the first word of "install-info", so it can be a program name with args.
2384 set dummy install-info; ac_word=$2
2385 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2386 echo "configure:2387: checking for $ac_word" >&5
2387 if eval "test \"`echo '$''{'ac_cv_path_INSTALL_INFO'+set}'`\" = set"; then
2388   echo $ac_n "(cached) $ac_c" 1>&6
2389 else
2390   case "$INSTALL_INFO" in
2391   /*)
2392   ac_cv_path_INSTALL_INFO="$INSTALL_INFO" # Let the user override the test with a path.
2393   ;;
2394   ?:/*)
2395   ac_cv_path_INSTALL_INFO="$INSTALL_INFO" # Let the user override the test with a dos path.
2396   ;;
2397   *)
2398   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2399   ac_dummy="$PATH:/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/bin:/sbin"
2400   for ac_dir in $ac_dummy; do
2401     test -z "$ac_dir" && ac_dir=.
2402     if test -f $ac_dir/$ac_word; then
2403       ac_cv_path_INSTALL_INFO="$ac_dir/$ac_word"
2404       break
2405     fi
2406   done
2407   IFS="$ac_save_ifs"
2408   test -z "$ac_cv_path_INSTALL_INFO" && ac_cv_path_INSTALL_INFO="no"
2409   ;;
2410 esac
2411 fi
2412 INSTALL_INFO="$ac_cv_path_INSTALL_INFO"
2413 if test -n "$INSTALL_INFO"; then
2414   echo "$ac_t""$INSTALL_INFO" 1>&6
2415 else
2416   echo "$ac_t""no" 1>&6
2417 fi
2418
2419 if test "$INSTALL_INFO" != "no"; then
2420 echo $ac_n "checking for old Debian install-info""... $ac_c" 1>&6
2421 echo "configure:2422: checking for old Debian install-info" >&5
2422 if eval "test \"`echo '$''{'libc_cv_old_debian_install_info'+set}'`\" = set"; then
2423   echo $ac_n "(cached) $ac_c" 1>&6
2424 else
2425   mkdir conftest.d
2426   # There is a hard ^_ on the next line.  I am open to better ideas.
2427   (echo '\x1f'
2428   echo 'File: dir       Node: Top       This is the top of the INFO tree'
2429   echo '* Menu:') >conftest.d/dir
2430   (echo 'INFO-DIR-SECTION i-d-s works'
2431   echo 'START-INFO-DIR-ENTRY'
2432   echo '* Prog: (prog).   Program.'
2433   echo 'END-INFO-DIR-ENTRY') >conftest.d/prog.info
2434   if $INSTALL_INFO --info-dir=conftest.d conftest.d/prog.info >&5 2>&1
2435   then
2436     if grep -s 'i-d-s works' conftest.d/dir >/dev/null
2437     then libc_cv_old_debian_install_info=no
2438     else libc_cv_old_debian_install_info=yes
2439     fi
2440   else libc_cv_old_debian_install_info=no testfailed=t
2441   fi
2442   rm -fr conftest.d
2443 fi
2444
2445 echo "$ac_t""$libc_cv_old_debian_install_info" 1>&6
2446 if test -n "$testfailed"
2447 then echo "configure: warning: install-info errored out, check config.log" 1>&2
2448 fi
2449 OLD_DEBIAN_INSTALL_INFO=$libc_cv_old_debian_install_info
2450 fi
2451
2452
2453 # Extract the first word of "bison", so it can be a program name with args.
2454 set dummy bison; ac_word=$2
2455 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2456 echo "configure:2457: checking for $ac_word" >&5
2457 if eval "test \"`echo '$''{'ac_cv_path_BISON'+set}'`\" = set"; then
2458   echo $ac_n "(cached) $ac_c" 1>&6
2459 else
2460   case "$BISON" in
2461   /*)
2462   ac_cv_path_BISON="$BISON" # Let the user override the test with a path.
2463   ;;
2464   ?:/*)
2465   ac_cv_path_BISON="$BISON" # Let the user override the test with a dos path.
2466   ;;
2467   *)
2468   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2469   ac_dummy="$PATH:/usr/local/bin:/usr/bin:/bin"
2470   for ac_dir in $ac_dummy; do
2471     test -z "$ac_dir" && ac_dir=.
2472     if test -f $ac_dir/$ac_word; then
2473       ac_cv_path_BISON="$ac_dir/$ac_word"
2474       break
2475     fi
2476   done
2477   IFS="$ac_save_ifs"
2478   test -z "$ac_cv_path_BISON" && ac_cv_path_BISON="no"
2479   ;;
2480 esac
2481 fi
2482 BISON="$ac_cv_path_BISON"
2483 if test -n "$BISON"; then
2484   echo "$ac_t""$BISON" 1>&6
2485 else
2486   echo "$ac_t""no" 1>&6
2487 fi
2488
2489
2490 echo $ac_n "checking for signed size_t type""... $ac_c" 1>&6
2491 echo "configure:2492: checking for signed size_t type" >&5
2492 if eval "test \"`echo '$''{'libc_cv_signed_size_t'+set}'`\" = set"; then
2493   echo $ac_n "(cached) $ac_c" 1>&6
2494 else
2495   echo '#include <stddef.h>
2496 FOOBAR __SIZE_TYPE__ FOOBAR' > conftest.c
2497 if eval "$ac_cpp conftest.c 2>/dev/null" \
2498 | grep '^FOOBAR.*unsigned.*FOOBAR$' >/dev/null; then
2499   libc_cv_signed_size_t=no
2500 else
2501   libc_cv_signed_size_t=yes
2502 fi
2503 rm -f conftest*
2504 fi
2505
2506 echo "$ac_t""$libc_cv_signed_size_t" 1>&6
2507 if test $libc_cv_signed_size_t = yes; then
2508     cat >> confdefs.h <<\EOF
2509 #undef __SIZE_TYPE__
2510 #define __SIZE_TYPE__ unsigned
2511 EOF
2512 fi
2513
2514 echo $ac_n "checking for libc-friendly stddef.h""... $ac_c" 1>&6
2515 echo "configure:2516: checking for libc-friendly stddef.h" >&5
2516 if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then
2517   echo $ac_n "(cached) $ac_c" 1>&6
2518 else
2519   cat > conftest.$ac_ext <<EOF
2520 #line 2521 "configure"
2521 #include "confdefs.h"
2522 #define __need_size_t
2523 #define __need_wchar_t
2524 #include <stddef.h>
2525 #define __need_NULL
2526 #include <stddef.h>
2527 int main() {
2528 size_t size; wchar_t wchar;
2529 #ifdef offsetof
2530 #error stddef.h ignored __need_*
2531 #endif
2532 if (&size == NULL || &wchar == NULL) abort ();
2533 ; return 0; }
2534 EOF
2535 if { (eval echo configure:2536: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2536   rm -rf conftest*
2537   libc_cv_friendly_stddef=yes
2538 else
2539   echo "configure: failed program was:" >&5
2540   cat conftest.$ac_ext >&5
2541   rm -rf conftest*
2542   libc_cv_friendly_stddef=no
2543 fi
2544 rm -f conftest*
2545 fi
2546
2547 echo "$ac_t""$libc_cv_friendly_stddef" 1>&6
2548 if test $libc_cv_friendly_stddef = yes; then
2549   config_vars="$config_vars
2550 override stddef.h = # The installed <stddef.h> seems to be libc-friendly."
2551 fi
2552
2553 echo $ac_n "checking whether we need to use -P to assemble .S files""... $ac_c" 1>&6
2554 echo "configure:2555: checking whether we need to use -P to assemble .S files" >&5
2555 if eval "test \"`echo '$''{'libc_cv_need_minus_P'+set}'`\" = set"; then
2556   echo $ac_n "(cached) $ac_c" 1>&6
2557 else
2558   cat > conftest.S <<EOF
2559 #include "confdefs.h"
2560 /* Nothing whatsoever.  */
2561 EOF
2562 if ${CC-cc} $CFLAGS -c conftest.S 2>/dev/null; then
2563   libc_cv_need_minus_P=no
2564 else
2565   libc_cv_need_minus_P=yes
2566 fi
2567 rm -f conftest*
2568 fi
2569
2570 echo "$ac_t""$libc_cv_need_minus_P" 1>&6
2571 if test $libc_cv_need_minus_P = yes; then
2572   config_vars="$config_vars
2573 asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives."
2574 fi
2575
2576 echo $ac_n "checking whether .text pseudo-op must be used""... $ac_c" 1>&6
2577 echo "configure:2578: checking whether .text pseudo-op must be used" >&5
2578 if eval "test \"`echo '$''{'libc_cv_dot_text'+set}'`\" = set"; then
2579   echo $ac_n "(cached) $ac_c" 1>&6
2580 else
2581   cat > conftest.s <<EOF
2582 .text
2583 EOF
2584 libc_cv_dot_text=
2585 if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2586   libc_cv_dot_text=.text
2587 fi
2588 rm -f conftest*
2589 fi
2590
2591 if test -z "$libc_cv_dot_text"; then
2592   echo "$ac_t""no" 1>&6
2593 else
2594   echo "$ac_t""yes" 1>&6
2595 fi
2596
2597 echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&6
2598 echo "configure:2599: checking for assembler global-symbol directive" >&5
2599 if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then
2600   echo $ac_n "(cached) $ac_c" 1>&6
2601 else
2602   libc_cv_asm_global_directive=UNKNOWN
2603 for ac_globl in .globl .global .EXPORT; do
2604   cat > conftest.s <<EOF
2605         ${libc_cv_dot_text}
2606         ${ac_globl} foo
2607 foo:
2608 EOF
2609   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2610     libc_cv_asm_global_directive=${ac_globl}
2611   fi
2612   rm -f conftest*
2613   test $libc_cv_asm_global_directive != UNKNOWN && break
2614 done
2615 fi
2616
2617 echo "$ac_t""$libc_cv_asm_global_directive" 1>&6
2618 if test $libc_cv_asm_global_directive = UNKNOWN; then
2619   { echo "configure: error: cannot determine asm global directive" 1>&2; exit 1; }
2620 else
2621   cat >> confdefs.h <<EOF
2622 #define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive}
2623 EOF
2624
2625 fi
2626
2627 echo $ac_n "checking for .set assembler directive""... $ac_c" 1>&6
2628 echo "configure:2629: checking for .set assembler directive" >&5
2629 if eval "test \"`echo '$''{'libc_cv_asm_set_directive'+set}'`\" = set"; then
2630   echo $ac_n "(cached) $ac_c" 1>&6
2631 else
2632   cat > conftest.s <<EOF
2633 ${libc_cv_dot_text}
2634 foo:
2635 .set glibc_conftest_frobozz,foo
2636 $libc_cv_asm_global_directive glibc_conftest_frobozz
2637 EOF
2638 # The alpha-dec-osf1 assembler gives only a warning for `.set'
2639 # (but it doesn't work), so we must do a linking check to be sure.
2640 cat > conftest1.c <<\EOF
2641 extern int glibc_conftest_frobozz;
2642 main () { printf ("%d\n", glibc_conftest_frobozz); }
2643 EOF
2644 if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
2645             -o conftest conftest.s conftest1.c 1>&5 2>&5; then
2646   libc_cv_asm_set_directive=yes
2647 else
2648   libc_cv_asm_set_directive=no
2649 fi
2650 rm -f conftest*
2651 fi
2652
2653 echo "$ac_t""$libc_cv_asm_set_directive" 1>&6
2654 if test $libc_cv_asm_set_directive = yes; then
2655   cat >> confdefs.h <<\EOF
2656 #define HAVE_ASM_SET_DIRECTIVE 1
2657 EOF
2658
2659 fi
2660
2661 echo $ac_n "checking for assembler .type directive prefix""... $ac_c" 1>&6
2662 echo "configure:2663: checking for assembler .type directive prefix" >&5
2663 if eval "test \"`echo '$''{'libc_cv_asm_type_prefix'+set}'`\" = set"; then
2664   echo $ac_n "(cached) $ac_c" 1>&6
2665 else
2666   libc_cv_asm_type_prefix=no
2667 for ac_try_prefix in '@' '%' '#'; do
2668   cat > conftest.s <<EOF
2669         ${libc_cv_dot_text}
2670         ${libc_cv_asm_global_directive} foo
2671         .type foo, ${ac_try_prefix}object
2672         .size foo, 1
2673 foo:
2674         .byte 1
2675 EOF
2676   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2677     libc_cv_asm_type_prefix=${ac_try_prefix}
2678   fi
2679   rm -f conftest*
2680   test "x$libc_cv_asm_type_prefix" != xno && break
2681 done
2682 fi
2683
2684 echo "$ac_t""$libc_cv_asm_type_prefix" 1>&6
2685 if test "x$libc_cv_asm_type_prefix" != xno; then
2686   cat >> confdefs.h <<EOF
2687 #define ASM_TYPE_DIRECTIVE_PREFIX ${libc_cv_asm_type_prefix}
2688 EOF
2689
2690 fi
2691
2692 # The Aix ld uses global .symbol_names instead of symbol_names.
2693 case "$os" in
2694 aix4.3*)
2695   cat >> confdefs.h <<\EOF
2696 #define HAVE_ASM_GLOBAL_DOT_NAME 1
2697 EOF
2698
2699 esac
2700
2701 echo $ac_n "checking for .symver assembler directive""... $ac_c" 1>&6
2702 echo "configure:2703: checking for .symver assembler directive" >&5
2703 if eval "test \"`echo '$''{'libc_cv_asm_symver_directive'+set}'`\" = set"; then
2704   echo $ac_n "(cached) $ac_c" 1>&6
2705 else
2706   cat > conftest.s <<EOF
2707 ${libc_cv_dot_text}
2708 _sym:
2709 .symver _sym,sym@VERS
2710 EOF
2711 if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&5 2>&5; then
2712   libc_cv_asm_symver_directive=yes
2713 else
2714   libc_cv_asm_symver_directive=no
2715 fi
2716 rm -f conftest*
2717 fi
2718
2719 echo "$ac_t""$libc_cv_asm_symver_directive" 1>&6
2720 echo $ac_n "checking for ld --version-script""... $ac_c" 1>&6
2721 echo "configure:2722: checking for ld --version-script" >&5
2722 if eval "test \"`echo '$''{'libc_cv_ld_version_script_option'+set}'`\" = set"; then
2723   echo $ac_n "(cached) $ac_c" 1>&6
2724 else
2725   if test $libc_cv_asm_symver_directive = yes; then
2726   cat > conftest.s <<EOF
2727 ${libc_cv_dot_text}
2728 _sym:
2729 .symver _sym,sym@VERS
2730 EOF
2731   cat > conftest.map <<EOF
2732 VERS_1 {
2733         global: sym;
2734 };
2735
2736 VERS_2 {
2737         global: sym;
2738 } VERS_1;
2739 EOF
2740   if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&5 2>&5; then
2741     if { ac_try='${CC-cc} $CFLAGS -shared -o conftest.so conftest.o
2742                                         -nostartfiles -nostdlib
2743                                         -Wl,--version-script,conftest.map
2744                        1>&5'; { (eval echo configure:2745: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
2745     then
2746       libc_cv_ld_version_script_option=yes
2747     else
2748       libc_cv_ld_version_script_option=no
2749     fi
2750   else
2751     libc_cv_ld_version_script_option=no
2752   fi
2753 else
2754   libc_cv_ld_version_script_option=no
2755 fi
2756 rm -f conftest*
2757 fi
2758
2759 echo "$ac_t""$libc_cv_ld_version_script_option" 1>&6
2760 if test $shared != no &&
2761    test $libc_cv_asm_symver_directive = yes &&
2762    test $libc_cv_ld_version_script_option = yes &&
2763    test $enable_versioning = yes; then
2764   VERSIONING=yes
2765   cat >> confdefs.h <<\EOF
2766 #define DO_VERSIONING 1
2767 EOF
2768
2769 else
2770   VERSIONING=no
2771 fi
2772
2773
2774 if test $elf = yes && test $shared != no && test $VERSIONING = no; then
2775   echo "\
2776 *** WARNING: You should not compile GNU libc without versioning. Not using
2777 *** versioning will introduce incompatibilities so that old binaries
2778 *** will not run anymore.
2779 *** For versioning you need recent binutils (binutils-2.8.1.0.23 or newer)."
2780 fi
2781 if test $elf = yes; then
2782   echo $ac_n "checking for .previous assembler directive""... $ac_c" 1>&6
2783 echo "configure:2784: checking for .previous assembler directive" >&5
2784 if eval "test \"`echo '$''{'libc_cv_asm_previous_directive'+set}'`\" = set"; then
2785   echo $ac_n "(cached) $ac_c" 1>&6
2786 else
2787     cat > conftest.s <<EOF
2788 .section foo_section
2789 .previous
2790 EOF
2791   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2792: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2792     libc_cv_asm_previous_directive=yes
2793   else
2794     libc_cv_asm_previous_directive=no
2795   fi
2796   rm -f conftest*
2797 fi
2798
2799 echo "$ac_t""$libc_cv_asm_previous_directive" 1>&6
2800   if test $libc_cv_asm_previous_directive = yes; then
2801     cat >> confdefs.h <<\EOF
2802 #define HAVE_ASM_PREVIOUS_DIRECTIVE 1
2803 EOF
2804
2805   else
2806     echo $ac_n "checking for .popsection assembler directive""... $ac_c" 1>&6
2807 echo "configure:2808: checking for .popsection assembler directive" >&5
2808 if eval "test \"`echo '$''{'libc_cv_asm_popsection_directive'+set}'`\" = set"; then
2809   echo $ac_n "(cached) $ac_c" 1>&6
2810 else
2811       cat > conftest.s <<EOF
2812 .pushsection foo_section
2813 .popsection
2814 EOF
2815     if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2816: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2816       libc_cv_asm_popsection_directive=yes
2817     else
2818       libc_cv_asm_popsection_directive=no
2819     fi
2820     rm -f conftest*
2821 fi
2822
2823 echo "$ac_t""$libc_cv_asm_popsection_directive" 1>&6
2824     if test $libc_cv_asm_popsection_directive = yes; then
2825       cat >> confdefs.h <<\EOF
2826 #define HAVE_ASM_POPSECTION_DIRECTIVE 1
2827 EOF
2828
2829     fi
2830   fi
2831   echo $ac_n "checking for .protected and .hidden assembler directive""... $ac_c" 1>&6
2832 echo "configure:2833: checking for .protected and .hidden assembler directive" >&5
2833 if eval "test \"`echo '$''{'libc_cv_asm_protected_directive'+set}'`\" = set"; then
2834   echo $ac_n "(cached) $ac_c" 1>&6
2835 else
2836     cat > conftest.s <<EOF
2837 .protected foo
2838 foo:
2839 .hidden bar
2840 bar:
2841 EOF
2842   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2843: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2843     libc_cv_asm_protected_directive=yes
2844   else
2845     libc_cv_asm_protected_directive=no
2846   fi
2847   rm -f conftest*
2848 fi
2849
2850 echo "$ac_t""$libc_cv_asm_protected_directive" 1>&6
2851
2852   cat >> confdefs.h <<\EOF
2853 #define HAVE_PROTECTED 1
2854 EOF
2855
2856   cat >> confdefs.h <<\EOF
2857 #define HAVE_HIDDEN 1
2858 EOF
2859
2860
2861   if test $libc_cv_asm_protected_directive = yes; then
2862     echo $ac_n "checking whether __attribute__((visibility())) is supported""... $ac_c" 1>&6
2863 echo "configure:2864: checking whether __attribute__((visibility())) is supported" >&5
2864 if eval "test \"`echo '$''{'libc_cv_visibility_attribute'+set}'`\" = set"; then
2865   echo $ac_n "(cached) $ac_c" 1>&6
2866 else
2867   cat > conftest.c <<EOF
2868                   int foo __attribute__ ((visibility ("hidden"))) = 1;
2869                   int bar __attribute__ ((visibility ("protected"))) = 1;
2870 EOF
2871                   libc_cv_visibility_attribute=no
2872                   if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
2873                     if grep '\.hidden.*foo' conftest.s >/dev/null; then
2874                       if grep '\.protected.*bar' conftest.s >/dev/null; then
2875                         libc_cv_visibility_attribute=yes
2876                       fi
2877                     fi
2878                   fi
2879                   rm -f conftest.cs
2880
2881 fi
2882
2883 echo "$ac_t""$libc_cv_visibility_attribute" 1>&6
2884     if test $libc_cv_visibility_attribute = yes; then
2885       cat >> confdefs.h <<\EOF
2886 #define HAVE_VISIBILITY_ATTRIBUTE 1
2887 EOF
2888
2889     fi
2890   fi
2891
2892   if test $libc_cv_visibility_attribute = yes; then
2893     echo $ac_n "checking for broken __attribute__((visibility()))""... $ac_c" 1>&6
2894 echo "configure:2895: checking for broken __attribute__((visibility()))" >&5
2895 if eval "test \"`echo '$''{'libc_cv_broken_visibility_attribute'+set}'`\" = set"; then
2896   echo $ac_n "(cached) $ac_c" 1>&6
2897 else
2898   cat > conftest.c <<EOF
2899                   int foo (int x);
2900                   int bar (int x) __asm__ ("foo") __attribute__ ((visibility ("hidden")));
2901                   int bar (int x) { return x; }
2902 EOF
2903                   libc_cv_broken_visibility_attribute=yes
2904                   if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
2905                     if grep '\.hidden[  _]foo' conftest.s >/dev/null; then
2906                       libc_cv_broken_visibility_attribute=no
2907                     fi
2908                   fi
2909                   rm -f conftest.c conftest.s
2910
2911 fi
2912
2913 echo "$ac_t""$libc_cv_broken_visibility_attribute" 1>&6
2914     if test $libc_cv_broken_visibility_attribute = yes; then
2915       cat >> confdefs.h <<\EOF
2916 #define HAVE_BROKEN_VISIBILITY_ATTRIBUTE 1
2917 EOF
2918
2919     fi
2920   fi
2921
2922   echo $ac_n "checking for broken __attribute__((alias()))""... $ac_c" 1>&6
2923 echo "configure:2924: checking for broken __attribute__((alias()))" >&5
2924 if eval "test \"`echo '$''{'libc_cv_broken_alias_attribute'+set}'`\" = set"; then
2925   echo $ac_n "(cached) $ac_c" 1>&6
2926 else
2927   cat > conftest.c <<EOF
2928                   extern int foo (int x) __asm ("xyzzy");
2929                   int bar (int x) { return x; }
2930                   extern __typeof (bar) foo __attribute ((weak, alias ("bar")));
2931                   extern int dfoo;
2932                   extern __typeof (dfoo) dfoo __asm ("abccb");
2933                   int dfoo = 1;
2934 EOF
2935                   libc_cv_broken_alias_attribute=yes
2936                   if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
2937                     if grep 'xyzzy' conftest.s >/dev/null &&
2938                        grep 'abccb' conftest.s >/dev/null; then
2939                       libc_cv_broken_alias_attribute=no
2940                     fi
2941                   fi
2942                   rm -f conftest.c conftest.s
2943
2944 fi
2945
2946 echo "$ac_t""$libc_cv_broken_alias_attribute" 1>&6
2947   if test $libc_cv_broken_alias_attribute = yes; then
2948     cat >> confdefs.h <<\EOF
2949 #define HAVE_BROKEN_ALIAS_ATTRIBUTE 1
2950 EOF
2951
2952   fi
2953
2954   if test $libc_cv_visibility_attribute = yes -a $gnu_ld = yes; then
2955     echo $ac_n "checking whether to put _rtld_local into .sdata section""... $ac_c" 1>&6
2956 echo "configure:2957: checking whether to put _rtld_local into .sdata section" >&5
2957 if eval "test \"`echo '$''{'libc_cv_have_sdata_section'+set}'`\" = set"; then
2958   echo $ac_n "(cached) $ac_c" 1>&6
2959 else
2960   echo "int i;" > conftest.c
2961                   libc_cv_have_sdata_section=no
2962                   if ${CC-cc} -shared -Wl,--verbose conftest.c -o conftest.so 2>&1 \
2963                      | grep '\.sdata' >/dev/null; then
2964                     libc_cv_have_sdata_section=yes
2965                   fi
2966                   rm -f conftest.c conftest.so
2967
2968 fi
2969
2970 echo "$ac_t""$libc_cv_have_sdata_section" 1>&6
2971     if test $libc_cv_have_sdata_section = yes; then
2972       cat >> confdefs.h <<\EOF
2973 #define HAVE_SDATA_SECTION 1
2974 EOF
2975
2976     fi
2977   fi
2978
2979   echo $ac_n "checking for .preinit_array/.init_array/.fini_array support""... $ac_c" 1>&6
2980 echo "configure:2981: checking for .preinit_array/.init_array/.fini_array support" >&5
2981 if eval "test \"`echo '$''{'libc_cv_initfinit_array'+set}'`\" = set"; then
2982   echo $ac_n "(cached) $ac_c" 1>&6
2983 else
2984     cat > conftest.c <<EOF
2985 int _start (void) { return 0; }
2986 int __start (void) { return 0; }
2987 int foo (void) { return 1; }
2988 int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;
2989 EOF
2990   if { ac_try='${CC-cc} -o conftest conftest.c
2991                      -static -nostartfiles -nostdlib 1>&5'; { (eval echo configure:2992: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
2992   then
2993     if readelf -S conftest | fgrep INIT_ARRAY > /dev/null; then
2994       libc_cv_initfinit_array=yes
2995     else
2996       libc_cv_initfinit_array=no
2997     fi
2998   else
2999     libc_cv_initfinit_array=no
3000   fi
3001   rm -f conftest*
3002 fi
3003
3004 echo "$ac_t""$libc_cv_initfinit_array" 1>&6
3005
3006   if test $libc_cv_initfinit_array = yes; then
3007     cat >> confdefs.h <<\EOF
3008 #define HAVE_INITFINI_ARRAY 1
3009 EOF
3010
3011   fi
3012
3013   echo $ac_n "checking for -z nodelete option""... $ac_c" 1>&6
3014 echo "configure:3015: checking for -z nodelete option" >&5
3015 if eval "test \"`echo '$''{'libc_cv_z_nodelete'+set}'`\" = set"; then
3016   echo $ac_n "(cached) $ac_c" 1>&6
3017 else
3018     cat > conftest.c <<EOF
3019 int _start (void) { return 42; }
3020 EOF
3021   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
3022                      -nostartfiles -nostdlib
3023                      -Wl,--enable-new-dtags,-z,nodelete 1>&5'; { (eval echo configure:3024: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3024   then
3025     libc_cv_z_nodelete=yes
3026   else
3027     libc_cv_z_nodelete=no
3028   fi
3029   rm -f conftest*
3030 fi
3031
3032 echo "$ac_t""$libc_cv_z_nodelete" 1>&6
3033
3034
3035   echo $ac_n "checking for -z nodlopen option""... $ac_c" 1>&6
3036 echo "configure:3037: checking for -z nodlopen option" >&5
3037 if eval "test \"`echo '$''{'libc_cv_z_nodlopen'+set}'`\" = set"; then
3038   echo $ac_n "(cached) $ac_c" 1>&6
3039 else
3040     cat > conftest.c <<EOF
3041 int _start (void) { return 42; }
3042 EOF
3043   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
3044                         -nostartfiles -nostdlib
3045                         -Wl,--enable-new-dtags,-z,nodlopen 1>&5'; { (eval echo configure:3046: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3046   then
3047     libc_cv_z_nodlopen=yes
3048   else
3049     libc_cv_z_nodlopen=no
3050   fi
3051   rm -f conftest*
3052 fi
3053
3054 echo "$ac_t""$libc_cv_z_nodlopen" 1>&6
3055
3056
3057   echo $ac_n "checking for -z initfirst option""... $ac_c" 1>&6
3058 echo "configure:3059: checking for -z initfirst option" >&5
3059 if eval "test \"`echo '$''{'libc_cv_z_initfirst'+set}'`\" = set"; then
3060   echo $ac_n "(cached) $ac_c" 1>&6
3061 else
3062     cat > conftest.c <<EOF
3063 int _start (void) { return 42; }
3064 EOF
3065   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
3066                         -nostartfiles -nostdlib
3067                         -Wl,--enable-new-dtags,-z,initfirst 1>&5'; { (eval echo configure:3068: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3068   then
3069     libc_cv_z_initfirst=yes
3070   else
3071     libc_cv_z_initfirst=no
3072   fi
3073   rm -f conftest*
3074 fi
3075
3076 echo "$ac_t""$libc_cv_z_initfirst" 1>&6
3077
3078
3079   echo $ac_n "checking for -Bgroup option""... $ac_c" 1>&6
3080 echo "configure:3081: checking for -Bgroup option" >&5
3081 if eval "test \"`echo '$''{'libc_cv_Bgroup'+set}'`\" = set"; then
3082   echo $ac_n "(cached) $ac_c" 1>&6
3083 else
3084     cat > conftest.c <<EOF
3085 int _start (void) { return 42; }
3086 EOF
3087   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,-Bgroup -nostdlib 1>&5'; { (eval echo configure:3088: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3088   then
3089     libc_cv_Bgroup=yes
3090   else
3091     libc_cv_Bgroup=no
3092   fi
3093   rm -f conftest*
3094 fi
3095
3096 echo "$ac_t""$libc_cv_Bgroup" 1>&6
3097
3098
3099   echo $ac_n "checking for -z combreloc""... $ac_c" 1>&6
3100 echo "configure:3101: checking for -z combreloc" >&5
3101 if eval "test \"`echo '$''{'libc_cv_z_combreloc'+set}'`\" = set"; then
3102   echo $ac_n "(cached) $ac_c" 1>&6
3103 else
3104     cat > conftest.c <<EOF
3105 extern int bar (int);
3106 extern int mumble;
3107 int foo (void) { return bar (mumble); }
3108 EOF
3109   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
3110                         -nostdlib -nostartfiles
3111                         -Wl,-z,combreloc 1>&5'; { (eval echo configure:3112: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3112   then
3113     if readelf -S conftest.so | grep '\.rel\(a\|\)\.dyn' > /dev/null; then
3114       libc_cv_z_combreloc=yes
3115     else
3116       libc_cv_z_combreloc=no
3117     fi
3118   else
3119     libc_cv_z_combreloc=no
3120   fi
3121   rm -f conftest*
3122 fi
3123
3124 echo "$ac_t""$libc_cv_z_combreloc" 1>&6
3125   if test "$libc_cv_z_combreloc" = yes; then
3126     cat >> confdefs.h <<\EOF
3127 #define HAVE_Z_COMBRELOC 1
3128 EOF
3129
3130   fi
3131 fi
3132
3133
3134 if test $elf != yes; then
3135   echo $ac_n "checking for .init and .fini sections""... $ac_c" 1>&6
3136 echo "configure:3137: checking for .init and .fini sections" >&5
3137 if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then
3138   echo $ac_n "(cached) $ac_c" 1>&6
3139 else
3140   cat > conftest.$ac_ext <<EOF
3141 #line 3142 "configure"
3142 #include "confdefs.h"
3143
3144 int main() {
3145 asm (".section .init");
3146                                     asm (".section .fini");
3147                                     asm ("${libc_cv_dot_text}");
3148 ; return 0; }
3149 EOF
3150 if { (eval echo configure:3151: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3151   rm -rf conftest*
3152   libc_cv_have_initfini=yes
3153 else
3154   echo "configure: failed program was:" >&5
3155   cat conftest.$ac_ext >&5
3156   rm -rf conftest*
3157   libc_cv_have_initfini=no
3158 fi
3159 rm -f conftest*
3160 fi
3161
3162 echo "$ac_t""$libc_cv_have_initfini" 1>&6
3163     if test $libc_cv_have_initfini = yes; then
3164     cat >> confdefs.h <<\EOF
3165 #define HAVE_INITFINI 1
3166 EOF
3167
3168   fi
3169 fi
3170
3171 if test $elf = yes -a $gnu_ld = yes; then
3172   echo $ac_n "checking whether cc puts quotes around section names""... $ac_c" 1>&6
3173 echo "configure:3174: checking whether cc puts quotes around section names" >&5
3174 if eval "test \"`echo '$''{'libc_cv_have_section_quotes'+set}'`\" = set"; then
3175   echo $ac_n "(cached) $ac_c" 1>&6
3176 else
3177   cat > conftest.c <<EOF
3178                   static const int foo
3179                   __attribute__ ((section ("bar"))) = 1;
3180 EOF
3181                   if ${CC-cc} -S conftest.c -o conftest.s; then
3182                     if grep '\.section.*"bar"' conftest.s >/dev/null; then
3183                       libc_cv_have_section_quotes=yes
3184                     else
3185                       libc_cv_have_section_quotes=no
3186                     fi
3187                   else
3188                     libc_cv_have_section_quotes=unknown
3189                   fi
3190                   rm -f conftest.cs
3191
3192 fi
3193
3194 echo "$ac_t""$libc_cv_have_section_quotes" 1>&6
3195   if test $libc_cv_have_section_quotes = yes; then
3196     cat >> confdefs.h <<\EOF
3197 #define HAVE_SECTION_QUOTES 1
3198 EOF
3199
3200   fi
3201 fi
3202
3203
3204
3205 if test $elf = yes; then
3206   libc_cv_asm_underscores=no
3207 else
3208   if test $ac_cv_prog_cc_works = yes; then
3209     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
3210 echo "configure:3211: checking for _ prefix on C symbol names" >&5
3211 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
3212   echo $ac_n "(cached) $ac_c" 1>&6
3213 else
3214   cat > conftest.$ac_ext <<EOF
3215 #line 3216 "configure"
3216 #include "confdefs.h"
3217 asm ("_glibc_foobar:");
3218 int main() {
3219 glibc_foobar ();
3220 ; return 0; }
3221 EOF
3222 if { (eval echo configure:3223: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3223   rm -rf conftest*
3224   libc_cv_asm_underscores=yes
3225 else
3226   echo "configure: failed program was:" >&5
3227   cat conftest.$ac_ext >&5
3228   rm -rf conftest*
3229   libc_cv_asm_underscores=no
3230 fi
3231 rm -f conftest*
3232 fi
3233
3234 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
3235   else
3236     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
3237 echo "configure:3238: checking for _ prefix on C symbol names" >&5
3238 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
3239   echo $ac_n "(cached) $ac_c" 1>&6
3240 else
3241   cat > conftest.$ac_ext <<EOF
3242 #line 3243 "configure"
3243 #include "confdefs.h"
3244 void underscore_test(void) {
3245 return; }
3246 EOF
3247 if { (eval echo configure:3248: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3248   if grep _underscore_test conftest* >/dev/null; then
3249     rm -f conftest*
3250     libc_cv_asm_underscores=yes
3251   else
3252     rm -f conftest*
3253     libc_cv_asm_underscores=no
3254   fi
3255 else
3256   echo "configure: failed program was:" >&5
3257   cat conftest.$ac_ext >&5
3258   rm -f conftest*
3259   libc_cv_asm_underscores=no
3260 fi
3261 rm -f conftest*
3262 fi
3263
3264 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
3265   fi
3266 fi
3267 if test $libc_cv_asm_underscores = no; then
3268   cat >> confdefs.h <<\EOF
3269 #define NO_UNDERSCORES 1
3270 EOF
3271
3272 fi
3273
3274 if test $elf = yes; then
3275   libc_cv_weak_symbols=yes
3276 fi
3277
3278 echo $ac_n "checking for assembler .weak directive""... $ac_c" 1>&6
3279 echo "configure:3280: checking for assembler .weak directive" >&5
3280 if eval "test \"`echo '$''{'libc_cv_asm_weak_directive'+set}'`\" = set"; then
3281   echo $ac_n "(cached) $ac_c" 1>&6
3282 else
3283   cat > conftest.s <<EOF
3284 ${libc_cv_dot_text}
3285 ${libc_cv_asm_global_directive} foo
3286 foo:
3287 .weak foo
3288 .weak bar; bar = foo
3289 EOF
3290 if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
3291   libc_cv_asm_weak_directive=yes
3292 else
3293   libc_cv_asm_weak_directive=no
3294 fi
3295 rm -f conftest*
3296 fi
3297
3298 echo "$ac_t""$libc_cv_asm_weak_directive" 1>&6
3299
3300 if test $libc_cv_asm_weak_directive = no; then
3301   echo $ac_n "checking for assembler .weakext directive""... $ac_c" 1>&6
3302 echo "configure:3303: checking for assembler .weakext directive" >&5
3303 if eval "test \"`echo '$''{'libc_cv_asm_weakext_directive'+set}'`\" = set"; then
3304   echo $ac_n "(cached) $ac_c" 1>&6
3305 else
3306   cat > conftest.s <<EOF
3307 ${libc_cv_dot_text}
3308 ${libc_cv_asm_global_directive} foo
3309 foo:
3310 .weakext bar foo
3311 .weakext baz
3312 ${libc_cv_asm_global_directive} baz
3313 baz:
3314 EOF
3315   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
3316     libc_cv_asm_weakext_directive=yes
3317   else
3318     libc_cv_asm_weakext_directive=no
3319   fi
3320   rm -f conftest*
3321 fi
3322
3323 echo "$ac_t""$libc_cv_asm_weakext_directive" 1>&6
3324
3325 fi # no .weak
3326
3327 if test $libc_cv_asm_weak_directive = yes; then
3328   cat >> confdefs.h <<\EOF
3329 #define HAVE_ASM_WEAK_DIRECTIVE 1
3330 EOF
3331
3332 elif test $libc_cv_asm_weakext_directive = yes; then
3333   cat >> confdefs.h <<\EOF
3334 #define HAVE_ASM_WEAKEXT_DIRECTIVE 1
3335 EOF
3336
3337 fi
3338
3339 case "${host_cpu}-${host_os}" in
3340   cris*)
3341     libc_cv_asm_line_sep='@'
3342     cat >> confdefs.h <<EOF
3343 #define ASM_LINE_SEP $libc_cv_asm_line_sep
3344 EOF
3345
3346     ;;
3347   hppa*linux*)
3348   echo $ac_n "checking for assembler line separator""... $ac_c" 1>&6
3349 echo "configure:3350: checking for assembler line separator" >&5
3350 if eval "test \"`echo '$''{'libc_cv_asm_line_sep'+set}'`\" = set"; then
3351   echo $ac_n "(cached) $ac_c" 1>&6
3352 else
3353     cat > conftest.s <<EOF
3354  nop ; is_old_puffin
3355 EOF
3356   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:3357: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3357     libc_cv_asm_line_sep='!'
3358   else
3359     if test -z "$enable_hacker_mode"; then
3360       echo "*** You need a newer assembler to compile glibc"
3361       rm -f conftest*
3362       exit 1
3363     fi
3364     libc_cv_asm_line_sep=';'
3365   fi
3366   rm -f conftest*
3367 fi
3368
3369 echo "$ac_t""$libc_cv_asm_line_sep" 1>&6
3370   cat >> confdefs.h <<EOF
3371 #define ASM_LINE_SEP $libc_cv_asm_line_sep
3372 EOF
3373
3374   ;;
3375 esac
3376
3377 echo $ac_n "checking for ld --no-whole-archive""... $ac_c" 1>&6
3378 echo "configure:3379: checking for ld --no-whole-archive" >&5
3379 if eval "test \"`echo '$''{'libc_cv_ld_no_whole_archive'+set}'`\" = set"; then
3380   echo $ac_n "(cached) $ac_c" 1>&6
3381 else
3382   cat > conftest.c <<\EOF
3383 _start () {}
3384 int __eh_pc;
3385 __throw () {}
3386 EOF
3387 if { ac_try='${CC-cc} $CFLAGS
3388                             -nostdlib -nostartfiles -Wl,--no-whole-archive
3389                             -o conftest conftest.c 1>&5'; { (eval echo configure:3390: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3390   libc_cv_ld_no_whole_archive=yes
3391 else
3392   libc_cv_ld_no_whole_archive=no
3393 fi
3394 rm -f conftest*
3395 fi
3396
3397 echo "$ac_t""$libc_cv_ld_no_whole_archive" 1>&6
3398 if test $libc_cv_ld_no_whole_archive = yes; then
3399   no_whole_archive=-Wl,--no-whole-archive
3400 fi
3401
3402 echo $ac_n "checking for gcc -fexceptions""... $ac_c" 1>&6
3403 echo "configure:3404: checking for gcc -fexceptions" >&5
3404 if eval "test \"`echo '$''{'libc_cv_gcc_exceptions'+set}'`\" = set"; then
3405   echo $ac_n "(cached) $ac_c" 1>&6
3406 else
3407   cat > conftest.c <<\EOF
3408 _start () {}
3409 int __eh_pc;
3410 __throw () {}
3411 EOF
3412 if { ac_try='${CC-cc} $CFLAGS
3413                             -nostdlib -nostartfiles -fexceptions
3414                             -o conftest conftest.c 1>&5'; { (eval echo configure:3415: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3415   libc_cv_gcc_exceptions=yes
3416 else
3417   libc_cv_gcc_exceptions=no
3418 fi
3419 rm -f conftest*
3420 fi
3421
3422 echo "$ac_t""$libc_cv_gcc_exceptions" 1>&6
3423 if test $libc_cv_gcc_exceptions = yes; then
3424   exceptions=-fexceptions
3425 fi
3426
3427 if test "$base_machine" = alpha ; then
3428 echo $ac_n "checking for function ..ng prefix""... $ac_c" 1>&6
3429 echo "configure:3430: checking for function ..ng prefix" >&5
3430 if eval "test \"`echo '$''{'libc_cv_gcc_alpha_ng_prefix'+set}'`\" = set"; then
3431   echo $ac_n "(cached) $ac_c" 1>&6
3432 else
3433   cat > conftest.c <<\EOF
3434 foo () { }
3435 EOF
3436 if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null'; { (eval echo configure:3437: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
3437 then
3438   libc_cv_gcc_alpha_ng_prefix=yes
3439 else
3440   libc_cv_gcc_alpha_ng_prefix=no
3441 fi
3442 rm -f conftest*
3443 fi
3444
3445 echo "$ac_t""$libc_cv_gcc_alpha_ng_prefix" 1>&6
3446 if test $libc_cv_gcc_alpha_ng_prefix = yes ; then
3447   cat >> confdefs.h <<\EOF
3448 #define ASM_ALPHA_NG_SYMBOL_PREFIX "$"
3449 EOF
3450
3451 else
3452   cat >> confdefs.h <<\EOF
3453 #define ASM_ALPHA_NG_SYMBOL_PREFIX ""
3454 EOF
3455
3456 fi
3457 fi
3458
3459 if test "$host_cpu" = powerpc ; then
3460 # Check for a bug present in at least versions 2.8.x of GCC
3461 # and versions 1.0.x of EGCS.
3462 echo $ac_n "checking whether clobbering cr0 causes problems""... $ac_c" 1>&6
3463 echo "configure:3464: checking whether clobbering cr0 causes problems" >&5
3464 if eval "test \"`echo '$''{'libc_cv_c_asmcr0_bug'+set}'`\" = set"; then
3465   echo $ac_n "(cached) $ac_c" 1>&6
3466 else
3467   cat > conftest.$ac_ext <<EOF
3468 #line 3469 "configure"
3469 #include "confdefs.h"
3470 int tester(int x) { asm ("" : : : "cc"); return x & 123; }
3471 int main() {
3472
3473 ; return 0; }
3474 EOF
3475 if { (eval echo configure:3476: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3476   rm -rf conftest*
3477   libc_cv_c_asmcr0_bug='no'
3478 else
3479   echo "configure: failed program was:" >&5
3480   cat conftest.$ac_ext >&5
3481   rm -rf conftest*
3482   libc_cv_c_asmcr0_bug='yes'
3483 fi
3484 rm -f conftest*
3485 fi
3486
3487 echo "$ac_t""$libc_cv_c_asmcr0_bug" 1>&6
3488 if test "$libc_cv_c_asmcr0_bug" != 'no'; then
3489   cat >> confdefs.h <<\EOF
3490 #define BROKEN_PPC_ASM_CR0 1
3491 EOF
3492
3493 fi
3494 fi
3495
3496 echo $ac_n "checking for DWARF2 unwind info support""... $ac_c" 1>&6
3497 echo "configure:3498: checking for DWARF2 unwind info support" >&5
3498 if eval "test \"`echo '$''{'libc_cv_gcc_dwarf2_unwind_info'+set}'`\" = set"; then
3499   echo $ac_n "(cached) $ac_c" 1>&6
3500 else
3501   cat > conftest.c <<EOF
3502 #line 3503 "configure"
3503 static char *__EH_FRAME_BEGIN__;
3504 _start ()
3505 {
3506 #ifdef CHECK__register_frame
3507   __register_frame (__EH_FRAME_BEGIN__);
3508   __deregister_frame (__EH_FRAME_BEGIN__);
3509 #endif
3510 #ifdef CHECK__register_frame_info
3511   __register_frame_info (__EH_FRAME_BEGIN__);
3512   __deregister_frame_info (__EH_FRAME_BEGIN__);
3513 #endif
3514 }
3515 int __eh_pc;
3516 __throw () {}
3517 /* FIXME: this is fragile.  */
3518 malloc () {}
3519 strcmp () {}
3520 strlen () {}
3521 memcpy () {}
3522 memset () {}
3523 free () {}
3524 abort () {}
3525 __bzero () {}
3526 EOF
3527 if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
3528                             -nostdlib -nostartfiles
3529                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3530: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3530   libc_cv_gcc_dwarf2_unwind_info=static
3531 else
3532   libc_cv_gcc_dwarf2_unwind_info=no
3533 fi
3534 if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
3535                             -nostdlib -nostartfiles
3536                             -o conftest conftest.c -lgcc -lgcc_eh >&5'; { (eval echo configure:3537: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3537   if ${CC-cc} $CFLAGS -DCHECK__register_frame_info -nostdlib -nostartfiles \
3538      -o conftest conftest.c -lgcc -lgcc_eh -v 2>&1 >/dev/null \
3539      | grep -q -- --eh-frame-hdr; then
3540     libc_cv_gcc_dwarf2_unwind_info=no_registry_needed
3541   else
3542     libc_cv_gcc_dwarf2_unwind_info=static
3543   fi
3544 else
3545   libc_cv_gcc_dwarf2_unwind_info=no
3546 fi
3547 if test $libc_cv_gcc_dwarf2_unwind_info = no; then
3548   if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame
3549                               -nostdlib -nostartfiles
3550                               -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3551: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3551     libc_cv_gcc_dwarf2_unwind_info=yes
3552   else
3553     libc_cv_gcc_dwarf2_unwind_info=no
3554   fi
3555 fi
3556 rm -f conftest*
3557 fi
3558
3559 echo "$ac_t""$libc_cv_gcc_dwarf2_unwind_info" 1>&6
3560 case $libc_cv_gcc_dwarf2_unwind_info in
3561 yes)
3562   cat >> confdefs.h <<\EOF
3563 #define HAVE_DWARF2_UNWIND_INFO 1
3564 EOF
3565
3566   ;;
3567 static)
3568   cat >> confdefs.h <<\EOF
3569 #define HAVE_DWARF2_UNWIND_INFO 1
3570 EOF
3571
3572   cat >> confdefs.h <<\EOF
3573 #define HAVE_DWARF2_UNWIND_INFO_STATIC 1
3574 EOF
3575
3576   ;;
3577 esac
3578
3579 echo $ac_n "checking for __builtin_expect""... $ac_c" 1>&6
3580 echo "configure:3581: checking for __builtin_expect" >&5
3581 if eval "test \"`echo '$''{'libc_cv_gcc_builtin_expect'+set}'`\" = set"; then
3582   echo $ac_n "(cached) $ac_c" 1>&6
3583 else
3584   cat > conftest.c <<EOF
3585 #line 3586 "configure"
3586 int foo (int a)
3587 {
3588   a = __builtin_expect (a, 10);
3589   return a == 10 ? 0 : 1;
3590 }
3591 EOF
3592 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
3593                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3594: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3594   libc_cv_gcc_builtin_expect=yes
3595 else
3596   libc_cv_gcc_builtin_expect=no
3597 fi
3598 rm -f conftest*
3599 fi
3600
3601 echo "$ac_t""$libc_cv_gcc_builtin_expect" 1>&6
3602 if test "$libc_cv_gcc_builtin_expect" = yes; then
3603   cat >> confdefs.h <<\EOF
3604 #define HAVE_BUILTIN_EXPECT 1
3605 EOF
3606
3607 fi
3608
3609 echo $ac_n "checking for __builtin_memset""... $ac_c" 1>&6
3610 echo "configure:3611: checking for __builtin_memset" >&5
3611 if eval "test \"`echo '$''{'libc_cv_gcc_builtin_memset'+set}'`\" = set"; then
3612   echo $ac_n "(cached) $ac_c" 1>&6
3613 else
3614   cat > conftest.c <<\EOF
3615 void zero (void *x)
3616 {
3617   __builtin_memset (x, 0, 1000);
3618 }
3619 EOF
3620 if { ac_try='${CC-cc} -O3 -S conftest.c -o - | fgrep "memset" > /dev/null'; { (eval echo configure:3621: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
3621 then
3622   libc_cv_gcc_builtin_memset=no
3623 else
3624   libc_cv_gcc_builtin_memset=yes
3625 fi
3626 rm -f conftest*
3627 fi
3628
3629 echo "$ac_t""$libc_cv_gcc_builtin_memset" 1>&6
3630 if test "$libc_cv_gcc_builtin_memset" = yes ; then
3631   cat >> confdefs.h <<\EOF
3632 #define HAVE_BUILTIN_MEMSET 1
3633 EOF
3634
3635 fi
3636
3637 echo $ac_n "checking for local label subtraction""... $ac_c" 1>&6
3638 echo "configure:3639: checking for local label subtraction" >&5
3639 if eval "test \"`echo '$''{'libc_cv_gcc_subtract_local_labels'+set}'`\" = set"; then
3640   echo $ac_n "(cached) $ac_c" 1>&6
3641 else
3642   cat > conftest.c <<EOF
3643 #line 3644 "configure"
3644 int foo (int a)
3645 {
3646   static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };
3647   void *p = &&l1 + ar[a];
3648   goto *p;
3649  l1:
3650   return 1;
3651  l2:
3652   return 2;
3653 }
3654 EOF
3655 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
3656                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3657: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3657   libc_cv_gcc_subtract_local_labels=yes
3658 else
3659   libc_cv_gcc_subtract_local_labels=no
3660 fi
3661 rm -f conftest*
3662 fi
3663
3664 echo "$ac_t""$libc_cv_gcc_subtract_local_labels" 1>&6
3665 if test "$libc_cv_gcc_subtract_local_labels" = yes; then
3666   cat >> confdefs.h <<\EOF
3667 #define HAVE_SUBTRACT_LOCAL_LABELS 1
3668 EOF
3669
3670 fi
3671
3672 echo $ac_n "checking for __thread""... $ac_c" 1>&6
3673 echo "configure:3674: checking for __thread" >&5
3674 if eval "test \"`echo '$''{'libc_cv_gcc___thread'+set}'`\" = set"; then
3675   echo $ac_n "(cached) $ac_c" 1>&6
3676 else
3677   cat > conftest.c <<EOF
3678 __thread int a = 42;
3679 EOF
3680 if { ac_try='${CC-cc} $CFLAGS -c conftest.c >&5'; { (eval echo configure:3681: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3681   libc_cv_gcc___thread=yes
3682 else
3683   libc_cv_gcc___thread=no
3684 fi
3685 rm -f conftest*
3686 fi
3687
3688 echo "$ac_t""$libc_cv_gcc___thread" 1>&6
3689 if test "$libc_cv_gcc___thread" = yes; then
3690   cat >> confdefs.h <<\EOF
3691 #define HAVE___THREAD 1
3692 EOF
3693
3694 fi
3695
3696
3697 echo $ac_n "checking for libgd""... $ac_c" 1>&6
3698 echo "configure:3699: checking for libgd" >&5
3699 if test "$with_gd" != "no"; then
3700   old_CFLAGS="$CFLAGS"
3701   CFLAGS="$CFLAGS $libgd_include"
3702   old_LDFLAGS="$LDFLAGS"
3703   LDFLAGS="$LDFLAGS $libgd_ldflags"
3704   old_LIBS="$LIBS"
3705   LIBS="$LIBS -lgd -lpng -lz -lm"
3706   cat > conftest.$ac_ext <<EOF
3707 #line 3708 "configure"
3708 #include "confdefs.h"
3709 #include <gd.h>
3710 int main() {
3711 gdImagePng (0, 0)
3712 ; return 0; }
3713 EOF
3714 if { (eval echo configure:3715: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3715   rm -rf conftest*
3716   LIBGD=yes
3717 else
3718   echo "configure: failed program was:" >&5
3719   cat conftest.$ac_ext >&5
3720   rm -rf conftest*
3721   LIBGD=no
3722 fi
3723 rm -f conftest*
3724   CFLAGS="$old_CFLAGS"
3725   LDFLAGS="$old_LDFLAGS"
3726   LIBS="$old_LIBS"
3727 else
3728   LIBGD=no
3729 fi
3730 echo "$ac_t""$LIBGD" 1>&6
3731
3732
3733 echo $ac_n "checking size of long double""... $ac_c" 1>&6
3734 echo "configure:3735: checking size of long double" >&5
3735 if eval "test \"`echo '$''{'ac_cv_sizeof_long_double'+set}'`\" = set"; then
3736   echo $ac_n "(cached) $ac_c" 1>&6
3737 else
3738   if test "$cross_compiling" = yes; then
3739   ac_cv_sizeof_long_double=0
3740 else
3741   cat > conftest.$ac_ext <<EOF
3742 #line 3743 "configure"
3743 #include "confdefs.h"
3744 #include <stdio.h>
3745 int main()
3746 {
3747   FILE *f=fopen("conftestval", "w");
3748   if (!f) return(1);
3749   fprintf(f, "%d\n", sizeof(long double));
3750   return(0);
3751 }
3752 EOF
3753 if { (eval echo configure:3754: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
3754 then
3755   ac_cv_sizeof_long_double=`cat conftestval`
3756 else
3757   echo "configure: failed program was:" >&5
3758   cat conftest.$ac_ext >&5
3759   rm -fr conftest*
3760   ac_cv_sizeof_long_double=0
3761 fi
3762 rm -fr conftest*
3763 fi
3764
3765 fi
3766 echo "$ac_t""$ac_cv_sizeof_long_double" 1>&6
3767 cat >> confdefs.h <<EOF
3768 #define SIZEOF_LONG_DOUBLE $ac_cv_sizeof_long_double
3769 EOF
3770
3771
3772 sizeof_long_double=$ac_cv_sizeof_long_double
3773
3774
3775 ### End of automated tests.
3776 ### Now run sysdeps configure fragments.
3777
3778 # sysdeps configure fragments may set these with files to be linked below.
3779 libc_link_dests=
3780 libc_link_sources=
3781
3782 # They also can set these variables.
3783 use_ldconfig=no
3784 ldd_rewrite_script=no
3785 libc_cv_sysconfdir=$sysconfdir
3786 libc_cv_gcc_unwind_find_fde=no
3787
3788 # Iterate over all the sysdep directories we will use, running their
3789 # configure fragments, and looking for a uname implementation.
3790 uname=
3791 for dir in $sysnames; do
3792   case $dir in
3793     /*) dest=$dir ;;
3794     *)  dest=$srcdir/$dir ;;
3795   esac
3796   if test -r $dest/configure; then
3797     echo "$ac_t""running configure fragment for $dest" 1>&6
3798     . $dest/configure
3799   fi
3800
3801   if test -z "$uname"; then
3802     if test -r $dest/uname.c ||
3803        test -r $dest/uname.S ||
3804        { test -r $dest/syscalls.list &&
3805          grep '^uname[  ]' $dest/syscalls.list >/dev/null; }; then
3806       uname=$dir
3807     fi
3808   fi
3809 done
3810
3811 if test x$libc_cv_gcc_unwind_find_fde = xyes; then
3812   cat >> confdefs.h <<\EOF
3813 #define EXPORT_UNWIND_FIND_FDE 1
3814 EOF
3815
3816 fi
3817
3818
3819
3820
3821 # If we will use the generic uname implementation, we must figure out what
3822 # it will say by examining the system, and write the results in config-name.h.
3823 if test "$uname" = "sysdeps/generic"; then
3824
3825   uname_sysname=`echo $config_os | sed 's/[0-9.]*$//'`
3826   if test $uname_sysname != $config_os; then
3827     config_release=`echo $config_os | sed s/$uname_sysname//`
3828   fi
3829
3830   echo $ac_n "checking OS release for uname""... $ac_c" 1>&6
3831 echo "configure:3832: checking OS release for uname" >&5
3832 if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then
3833   echo $ac_n "(cached) $ac_c" 1>&6
3834 else
3835     kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
3836   if test x`echo "$config_release" | sed "s/^$kernel_release//"` \
3837          != x$config_release; then
3838     # The configuration release is a substring of the kernel release.
3839     libc_cv_uname_release=$kernel_release
3840   elif test x$config_release != x; then
3841     libc_cv_uname_release=$config_release
3842   elif test x$kernel_release != x; then
3843     libc_cv_uname_release=$kernel_release
3844   else
3845     libc_cv_uname_release=unknown
3846   fi
3847 fi
3848
3849 echo "$ac_t""$libc_cv_uname_release" 1>&6
3850   uname_release="$libc_cv_uname_release"
3851
3852   echo $ac_n "checking OS version for uname""... $ac_c" 1>&6
3853 echo "configure:3854: checking OS version for uname" >&5
3854 if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then
3855   echo $ac_n "(cached) $ac_c" 1>&6
3856 else
3857     kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
3858   if test -n "$kernel_version"; then
3859     libc_cv_uname_version="$kernel_version"
3860   else
3861     libc_cv_uname_version=unknown
3862   fi
3863 fi
3864
3865 echo "$ac_t""$libc_cv_uname_version" 1>&6
3866   uname_version="$libc_cv_uname_version"
3867
3868     config_uname=config-name.h:config-name.in
3869 else
3870   # For non-generic uname, we don't need to create config-name.h at all.
3871   config_uname=
3872 fi
3873
3874 cat >> confdefs.h <<\EOF
3875 #define USE_IN_LIBIO 1
3876 EOF
3877
3878
3879 # Test for old glibc 2.0.x headers so that they can be removed properly
3880 # Search only in includedir.
3881 echo $ac_n "checking for old glibc 2.0.x headers""... $ac_c" 1>&6
3882 echo "configure:3883: checking for old glibc 2.0.x headers" >&5
3883 if eval test -f "${includedir}/elfclass.h" -a -f "${includedir}/fcntlbits.h"
3884 then
3885   old_glibc_headers=yes
3886 else
3887   old_glibc_headers=no
3888 fi
3889 echo "$ac_t""$old_glibc_headers" 1>&6
3890 if test ${old_glibc_headers} = yes; then
3891   echo "configure: warning: *** During \"make install\" old headers from glibc 2.0.x will" 1>&2
3892   echo "configure: warning: *** be removed." 1>&2
3893 fi
3894
3895
3896
3897
3898
3899
3900
3901
3902
3903
3904
3905 if test $gnu_ld = yes; then
3906   cat >> confdefs.h <<\EOF
3907 #define HAVE_GNU_LD 1
3908 EOF
3909
3910 fi
3911 if test $gnu_as = yes; then
3912   cat >> confdefs.h <<\EOF
3913 #define HAVE_GNU_AS 1
3914 EOF
3915
3916 fi
3917 if test $elf = yes; then
3918   cat >> confdefs.h <<\EOF
3919 #define HAVE_ELF 1
3920 EOF
3921
3922 fi
3923 if test $xcoff = yes; then
3924   cat >> confdefs.h <<\EOF
3925 #define HAVE_XCOFF 1
3926 EOF
3927
3928 fi
3929
3930
3931
3932 if test $shared = default; then
3933   if test $gnu_ld = yes; then
3934     shared=$elf
3935   else
3936     # For now we do not assume shared libs are available.  In future more
3937     # tests might become available.
3938     shared=no
3939   fi
3940 fi
3941
3942 echo $ac_n "checking whether -fPIC is default""... $ac_c" 1>&6
3943 echo "configure:3944: checking whether -fPIC is default" >&5
3944 if eval "test \"`echo '$''{'pic_default'+set}'`\" = set"; then
3945   echo $ac_n "(cached) $ac_c" 1>&6
3946 else
3947   pic_default=yes
3948 cat > conftest.c <<EOF
3949 #if defined __PIC__ || defined __pic__ || defined PIC || defined pic
3950 # error PIC is default.
3951 #endif
3952 EOF
3953 if eval "${CC-cc} -S conftest.c 2>&5 1>&5"; then
3954   pic_default=no
3955 fi
3956 rm -f conftest.*
3957 fi
3958
3959 echo "$ac_t""$pic_default" 1>&6
3960
3961
3962
3963
3964
3965
3966
3967
3968
3969
3970 case "$add_ons" in
3971   *door*) linux_doors=yes ;;
3972   *) linux_doors=no ;;
3973 esac
3974
3975
3976
3977
3978 if test "`(cd $srcdir; pwd)`" = "`pwd`"; then
3979   config_makefile=
3980 else
3981   config_makefile=Makefile
3982 fi
3983
3984 VERSION=`sed -n -e 's/^#define VERSION "\([^"]*\)"/\1/p' < $srcdir/version.h`
3985 RELEASE=`sed -n -e 's/^#define RELEASE "\([^"]*\)"/\1/p' < $srcdir/version.h`
3986
3987
3988
3989 trap '' 1 2 15
3990 cat > confcache <<\EOF
3991 # This file is a shell script that caches the results of configure
3992 # tests run on this system so they can be shared between configure
3993 # scripts and configure runs.  It is not useful on other systems.
3994 # If it contains results you don't want to keep, you may remove or edit it.
3995 #
3996 # By default, configure uses ./config.cache as the cache file,
3997 # creating it if it does not exist already.  You can give configure
3998 # the --cache-file=FILE option to use a different cache file; that is
3999 # what configure does when it calls configure scripts in
4000 # subdirectories, so they share the cache.
4001 # Giving --cache-file=/dev/null disables caching, for debugging configure.
4002 # config.status only pays attention to the cache file if you give it the
4003 # --recheck option to rerun configure.
4004 #
4005 EOF
4006 # The following way of writing the cache mishandles newlines in values,
4007 # but we know of no workaround that is simple, portable, and efficient.
4008 # So, don't put newlines in cache variables' values.
4009 # Ultrix sh set writes to stderr and can't be redirected directly,
4010 # and sets the high bit in the cache file unless we assign to the vars.
4011 (set) 2>&1 |
4012   case `(ac_space=' '; set | grep ac_space) 2>&1` in
4013   *ac_space=\ *)
4014     # `set' does not quote correctly, so add quotes (double-quote substitution
4015     # turns \\\\ into \\, and sed turns \\ into \).
4016     sed -n \
4017       -e "s/'/'\\\\''/g" \
4018       -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
4019     ;;
4020   *)
4021     # `set' quotes correctly as required by POSIX, so do not add quotes.
4022     sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
4023     ;;
4024   esac >> confcache
4025 if cmp -s $cache_file confcache; then
4026   :
4027 else
4028   if test -w $cache_file; then
4029     echo "updating cache $cache_file"
4030     cat confcache > $cache_file
4031   else
4032     echo "not updating unwritable cache $cache_file"
4033   fi
4034 fi
4035 rm -f confcache
4036
4037 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
4038
4039 test "x$prefix" = xNONE && prefix=$ac_default_prefix
4040 # Let make expand exec_prefix.
4041 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
4042
4043 # Any assignment to VPATH causes Sun make to only execute
4044 # the first set of double-colon rules, so remove it if not needed.
4045 # If there is a colon in the path, we need to keep it.
4046 if test "x$srcdir" = x.; then
4047   ac_vpsub='/^[         ]*VPATH[        ]*=[^:]*$/d'
4048 fi
4049
4050 trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
4051
4052 DEFS=-DHAVE_CONFIG_H
4053
4054 # Without the "./", some shells look in PATH for config.status.
4055 : ${CONFIG_STATUS=./config.status}
4056
4057 echo creating $CONFIG_STATUS
4058 rm -f $CONFIG_STATUS
4059 cat > $CONFIG_STATUS <<EOF
4060 #! /bin/sh
4061 # Generated automatically by configure.
4062 # Run this file to recreate the current configuration.
4063 # This directory was configured as follows,
4064 # on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
4065 #
4066 # $0 $ac_configure_args
4067 #
4068 # Compiler output produced by configure, useful for debugging
4069 # configure, is in ./config.log if it exists.
4070
4071 ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
4072 for ac_option
4073 do
4074   case "\$ac_option" in
4075   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
4076     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
4077     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
4078   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
4079     echo "$CONFIG_STATUS generated by autoconf version 2.13"
4080     exit 0 ;;
4081   -help | --help | --hel | --he | --h)
4082     echo "\$ac_cs_usage"; exit 0 ;;
4083   *) echo "\$ac_cs_usage"; exit 1 ;;
4084   esac
4085 done
4086
4087 ac_given_srcdir=$srcdir
4088 ac_given_INSTALL="$INSTALL"
4089
4090 trap 'rm -fr `echo "config.make glibcbug ${config_makefile} ${config_uname} config.h" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
4091 EOF
4092 cat >> $CONFIG_STATUS <<EOF
4093
4094 # Protect against being on the right side of a sed subst in config.status.
4095 sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
4096  s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
4097 $ac_vpsub
4098 $extrasub
4099 s%@SHELL@%$SHELL%g
4100 s%@CFLAGS@%$CFLAGS%g
4101 s%@CPPFLAGS@%$CPPFLAGS%g
4102 s%@CXXFLAGS@%$CXXFLAGS%g
4103 s%@FFLAGS@%$FFLAGS%g
4104 s%@DEFS@%$DEFS%g
4105 s%@LDFLAGS@%$LDFLAGS%g
4106 s%@LIBS@%$LIBS%g
4107 s%@exec_prefix@%$exec_prefix%g
4108 s%@prefix@%$prefix%g
4109 s%@program_transform_name@%$program_transform_name%g
4110 s%@bindir@%$bindir%g
4111 s%@sbindir@%$sbindir%g
4112 s%@libexecdir@%$libexecdir%g
4113 s%@datadir@%$datadir%g
4114 s%@sysconfdir@%$sysconfdir%g
4115 s%@sharedstatedir@%$sharedstatedir%g
4116 s%@localstatedir@%$localstatedir%g
4117 s%@libdir@%$libdir%g
4118 s%@includedir@%$includedir%g
4119 s%@oldincludedir@%$oldincludedir%g
4120 s%@infodir@%$infodir%g
4121 s%@mandir@%$mandir%g
4122 s%@with_fp@%$with_fp%g
4123 s%@with_cvs@%$with_cvs%g
4124 s%@oldest_abi@%$oldest_abi%g
4125 s%@subdirs@%$subdirs%g
4126 s%@force_install@%$force_install%g
4127 s%@all_warnings@%$all_warnings%g
4128 s%@host@%$host%g
4129 s%@host_alias@%$host_alias%g
4130 s%@host_cpu@%$host_cpu%g
4131 s%@host_vendor@%$host_vendor%g
4132 s%@host_os@%$host_os%g
4133 s%@base_machine@%$base_machine%g
4134 s%@sysnames@%$sysnames%g
4135 s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
4136 s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
4137 s%@INSTALL_DATA@%$INSTALL_DATA%g
4138 s%@LN_S@%$LN_S%g
4139 s%@PWD_P@%$PWD_P%g
4140 s%@build@%$build%g
4141 s%@build_alias@%$build_alias%g
4142 s%@build_cpu@%$build_cpu%g
4143 s%@build_vendor@%$build_vendor%g
4144 s%@build_os@%$build_os%g
4145 s%@CC@%$CC%g
4146 s%@MAKE@%$MAKE%g
4147 s%@MSGFMT@%$MSGFMT%g
4148 s%@MAKEINFO@%$MAKEINFO%g
4149 s%@SED@%$SED%g
4150 s%@cross_linkable@%$cross_linkable%g
4151 s%@BUILD_CC@%$BUILD_CC%g
4152 s%@cross_compiling@%$cross_compiling%g
4153 s%@CPP@%$CPP%g
4154 s%@AR@%$AR%g
4155 s%@RANLIB@%$RANLIB%g
4156 s%@MIG@%$MIG%g
4157 s%@CCVERSION@%$CCVERSION%g
4158 s%@SYSINCLUDES@%$SYSINCLUDES%g
4159 s%@libc_cv_gcc_static_libgcc@%$libc_cv_gcc_static_libgcc%g
4160 s%@BASH@%$BASH%g
4161 s%@libc_cv_have_bash2@%$libc_cv_have_bash2%g
4162 s%@KSH@%$KSH%g
4163 s%@libc_cv_have_ksh@%$libc_cv_have_ksh%g
4164 s%@AWK@%$AWK%g
4165 s%@PERL@%$PERL%g
4166 s%@INSTALL_INFO@%$INSTALL_INFO%g
4167 s%@OLD_DEBIAN_INSTALL_INFO@%$OLD_DEBIAN_INSTALL_INFO%g
4168 s%@BISON@%$BISON%g
4169 s%@VERSIONING@%$VERSIONING%g
4170 s%@libc_cv_asm_protected_directive@%$libc_cv_asm_protected_directive%g
4171 s%@libc_cv_initfinit_array@%$libc_cv_initfinit_array%g
4172 s%@libc_cv_z_nodelete@%$libc_cv_z_nodelete%g
4173 s%@libc_cv_z_nodlopen@%$libc_cv_z_nodlopen%g
4174 s%@libc_cv_z_initfirst@%$libc_cv_z_initfirst%g
4175 s%@libc_cv_Bgroup@%$libc_cv_Bgroup%g
4176 s%@libc_cv_z_combreloc@%$libc_cv_z_combreloc%g
4177 s%@libc_cv_have_initfini@%$libc_cv_have_initfini%g
4178 s%@no_whole_archive@%$no_whole_archive%g
4179 s%@exceptions@%$exceptions%g
4180 s%@LIBGD@%$LIBGD%g
4181 s%@sizeof_long_double@%$sizeof_long_double%g
4182 s%@libc_cv_gcc_unwind_find_fde@%$libc_cv_gcc_unwind_find_fde%g
4183 s%@uname_sysname@%$uname_sysname%g
4184 s%@uname_release@%$uname_release%g
4185 s%@uname_version@%$uname_version%g
4186 s%@old_glibc_headers@%$old_glibc_headers%g
4187 s%@libc_cv_slibdir@%$libc_cv_slibdir%g
4188 s%@libc_cv_localedir@%$libc_cv_localedir%g
4189 s%@libc_cv_sysconfdir@%$libc_cv_sysconfdir%g
4190 s%@libc_cv_rootsbindir@%$libc_cv_rootsbindir%g
4191 s%@use_ldconfig@%$use_ldconfig%g
4192 s%@ldd_rewrite_script@%$ldd_rewrite_script%g
4193 s%@gnu_ld@%$gnu_ld%g
4194 s%@gnu_as@%$gnu_as%g
4195 s%@elf@%$elf%g
4196 s%@xcoff@%$xcoff%g
4197 s%@static@%$static%g
4198 s%@shared@%$shared%g
4199 s%@pic_default@%$pic_default%g
4200 s%@profile@%$profile%g
4201 s%@omitfp@%$omitfp%g
4202 s%@bounded@%$bounded%g
4203 s%@static_nss@%$static_nss%g
4204 s%@nopic_initfini@%$nopic_initfini%g
4205 s%@DEFINES@%$DEFINES%g
4206 s%@linux_doors@%$linux_doors%g
4207 s%@mach_interface_list@%$mach_interface_list%g
4208 s%@VERSION@%$VERSION%g
4209 s%@RELEASE@%$RELEASE%g
4210
4211 CEOF
4212 EOF
4213
4214 cat >> $CONFIG_STATUS <<\EOF
4215
4216 # Split the substitutions into bite-sized pieces for seds with
4217 # small command number limits, like on Digital OSF/1 and HP-UX.
4218 ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
4219 ac_file=1 # Number of current file.
4220 ac_beg=1 # First line for current file.
4221 ac_end=$ac_max_sed_cmds # Line after last line for current file.
4222 ac_more_lines=:
4223 ac_sed_cmds=""
4224 while $ac_more_lines; do
4225   if test $ac_beg -gt 1; then
4226     sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
4227   else
4228     sed "${ac_end}q" conftest.subs > conftest.s$ac_file
4229   fi
4230   if test ! -s conftest.s$ac_file; then
4231     ac_more_lines=false
4232     rm -f conftest.s$ac_file
4233   else
4234     if test -z "$ac_sed_cmds"; then
4235       ac_sed_cmds="sed -f conftest.s$ac_file"
4236     else
4237       ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
4238     fi
4239     ac_file=`expr $ac_file + 1`
4240     ac_beg=$ac_end
4241     ac_end=`expr $ac_end + $ac_max_sed_cmds`
4242   fi
4243 done
4244 if test -z "$ac_sed_cmds"; then
4245   ac_sed_cmds=cat
4246 fi
4247 EOF
4248
4249 cat >> $CONFIG_STATUS <<EOF
4250
4251 CONFIG_FILES=\${CONFIG_FILES-"config.make glibcbug ${config_makefile} ${config_uname}"}
4252 EOF
4253 cat >> $CONFIG_STATUS <<\EOF
4254 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
4255   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
4256   case "$ac_file" in
4257   *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
4258        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
4259   *) ac_file_in="${ac_file}.in" ;;
4260   esac
4261
4262   # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
4263
4264   # Remove last slash and all that follows it.  Not all systems have dirname.
4265   ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
4266   if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
4267     # The file is in a subdirectory.
4268     test ! -d "$ac_dir" && mkdir "$ac_dir"
4269     ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
4270     # A "../" for each directory in $ac_dir_suffix.
4271     ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
4272   else
4273     ac_dir_suffix= ac_dots=
4274   fi
4275
4276   case "$ac_given_srcdir" in
4277   .)  srcdir=.
4278       if test -z "$ac_dots"; then top_srcdir=.
4279       else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
4280   /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
4281   *) # Relative path.
4282     srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
4283     top_srcdir="$ac_dots$ac_given_srcdir" ;;
4284   esac
4285
4286   case "$ac_given_INSTALL" in
4287   [/$]*) INSTALL="$ac_given_INSTALL" ;;
4288   *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
4289   esac
4290
4291   echo creating "$ac_file"
4292   rm -f "$ac_file"
4293   configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
4294   case "$ac_file" in
4295   *Makefile*) ac_comsub="1i\\
4296 # $configure_input" ;;
4297   *) ac_comsub= ;;
4298   esac
4299
4300   ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
4301   sed -e "$ac_comsub
4302 s%@configure_input@%$configure_input%g
4303 s%@srcdir@%$srcdir%g
4304 s%@top_srcdir@%$top_srcdir%g
4305 s%@INSTALL@%$INSTALL%g
4306 " $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
4307 fi; done
4308 rm -f conftest.s*
4309
4310 # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
4311 # NAME is the cpp macro being defined and VALUE is the value it is being given.
4312 #
4313 # ac_d sets the value in "#define NAME VALUE" lines.
4314 ac_dA='s%^\([   ]*\)#\([        ]*define[       ][      ]*\)'
4315 ac_dB='\([      ][      ]*\)[^  ]*%\1#\2'
4316 ac_dC='\3'
4317 ac_dD='%g'
4318 # ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
4319 ac_uA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
4320 ac_uB='\([      ]\)%\1#\2define\3'
4321 ac_uC=' '
4322 ac_uD='\4%g'
4323 # ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
4324 ac_eA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
4325 ac_eB='$%\1#\2define\3'
4326 ac_eC=' '
4327 ac_eD='%g'
4328
4329 if test "${CONFIG_HEADERS+set}" != set; then
4330 EOF
4331 cat >> $CONFIG_STATUS <<EOF
4332   CONFIG_HEADERS="config.h"
4333 EOF
4334 cat >> $CONFIG_STATUS <<\EOF
4335 fi
4336 for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
4337   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
4338   case "$ac_file" in
4339   *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
4340        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
4341   *) ac_file_in="${ac_file}.in" ;;
4342   esac
4343
4344   echo creating $ac_file
4345
4346   rm -f conftest.frag conftest.in conftest.out
4347   ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
4348   cat $ac_file_inputs > conftest.in
4349
4350 EOF
4351
4352 # Transform confdefs.h into a sed script conftest.vals that substitutes
4353 # the proper values into config.h.in to produce config.h.  And first:
4354 # Protect against being on the right side of a sed subst in config.status.
4355 # Protect against being in an unquoted here document in config.status.
4356 rm -f conftest.vals
4357 cat > conftest.hdr <<\EOF
4358 s/[\\&%]/\\&/g
4359 s%[\\$`]%\\&%g
4360 s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
4361 s%ac_d%ac_u%gp
4362 s%ac_u%ac_e%gp
4363 EOF
4364 sed -n -f conftest.hdr confdefs.h > conftest.vals
4365 rm -f conftest.hdr
4366
4367 # This sed command replaces #undef with comments.  This is necessary, for
4368 # example, in the case of _POSIX_SOURCE, which is predefined and required
4369 # on some systems where configure will not decide to define it.
4370 cat >> conftest.vals <<\EOF
4371 s%^[    ]*#[    ]*undef[        ][      ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
4372 EOF
4373
4374 # Break up conftest.vals because some shells have a limit on
4375 # the size of here documents, and old seds have small limits too.
4376
4377 rm -f conftest.tail
4378 while :
4379 do
4380   ac_lines=`grep -c . conftest.vals`
4381   # grep -c gives empty output for an empty file on some AIX systems.
4382   if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
4383   # Write a limited-size here document to conftest.frag.
4384   echo '  cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
4385   sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
4386   echo 'CEOF
4387   sed -f conftest.frag conftest.in > conftest.out
4388   rm -f conftest.in
4389   mv conftest.out conftest.in
4390 ' >> $CONFIG_STATUS
4391   sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
4392   rm -f conftest.vals
4393   mv conftest.tail conftest.vals
4394 done
4395 rm -f conftest.vals
4396
4397 cat >> $CONFIG_STATUS <<\EOF
4398   rm -f conftest.frag conftest.h
4399   echo "/* $ac_file.  Generated automatically by configure.  */" > conftest.h
4400   cat conftest.in >> conftest.h
4401   rm -f conftest.in
4402   if cmp -s $ac_file conftest.h 2>/dev/null; then
4403     echo "$ac_file is unchanged"
4404     rm -f conftest.h
4405   else
4406     # Remove last slash and all that follows it.  Not all systems have dirname.
4407       ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
4408       if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
4409       # The file is in a subdirectory.
4410       test ! -d "$ac_dir" && mkdir "$ac_dir"
4411     fi
4412     rm -f $ac_file
4413     mv conftest.h $ac_file
4414   fi
4415 fi; done
4416
4417 EOF
4418
4419 cat >> $CONFIG_STATUS <<EOF
4420 ac_sources="`echo $libc_link_sources`"
4421 ac_dests="`echo $libc_link_dests`"
4422 EOF
4423
4424 cat >> $CONFIG_STATUS <<\EOF
4425 srcdir=$ac_given_srcdir
4426 while test -n "$ac_sources"; do
4427   set $ac_dests; ac_dest=$1; shift; ac_dests=$*
4428   set $ac_sources; ac_source=$1; shift; ac_sources=$*
4429
4430   echo "linking $srcdir/$ac_source to $ac_dest"
4431
4432   if test ! -r $srcdir/$ac_source; then
4433     { echo "configure: error: $srcdir/$ac_source: File not found" 1>&2; exit 1; }
4434   fi
4435   rm -f $ac_dest
4436
4437   # Make relative symlinks.
4438   # Remove last slash and all that follows it.  Not all systems have dirname.
4439   ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'`
4440   if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then
4441     # The dest file is in a subdirectory.
4442     test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir"
4443     ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^\./%%'`"
4444     # A "../" for each directory in $ac_dest_dir_suffix.
4445     ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'`
4446   else
4447     ac_dest_dir_suffix= ac_dots=
4448   fi
4449
4450   case "$srcdir" in
4451   [/$]*) ac_rel_source="$srcdir/$ac_source" ;;
4452   *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;;
4453   esac
4454
4455   # Make a symlink if possible; otherwise try a hard link.
4456   if ln -s $ac_rel_source $ac_dest 2>/dev/null ||
4457     ln $srcdir/$ac_source $ac_dest; then :
4458   else
4459     { echo "configure: error: can not link $ac_dest to $srcdir/$ac_source" 1>&2; exit 1; }
4460   fi
4461 done
4462 EOF
4463 cat >> $CONFIG_STATUS <<EOF
4464 config_vars='$config_vars'
4465 EOF
4466 cat >> $CONFIG_STATUS <<\EOF
4467
4468 case $CONFIG_FILES in *config.make*)
4469 echo "$config_vars" >> config.make;;
4470 esac
4471 test -d bits || mkdir bits
4472 exit 0
4473 EOF
4474 chmod +x $CONFIG_STATUS
4475 rm -fr confdefs* $ac_clean_files
4476 test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
4477
4478 if test "$no_recursion" != yes; then
4479
4480   # Remove --cache-file and --srcdir arguments so they do not pile up.
4481   ac_sub_configure_args=
4482   ac_prev=
4483   for ac_arg in $ac_configure_args; do
4484     if test -n "$ac_prev"; then
4485       ac_prev=
4486       continue
4487     fi
4488     case "$ac_arg" in
4489     -cache-file | --cache-file | --cache-fil | --cache-fi \
4490     | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
4491       ac_prev=cache_file ;;
4492     -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
4493     | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
4494       ;;
4495     -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
4496       ac_prev=srcdir ;;
4497     -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
4498       ;;
4499     *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
4500     esac
4501   done
4502
4503   for ac_config_dir in $add_ons; do
4504
4505     # Do not complain, so a configure script can configure whichever
4506     # parts of a large source tree are present.
4507     if test ! -d $srcdir/$ac_config_dir; then
4508       continue
4509     fi
4510
4511     echo configuring in $ac_config_dir
4512
4513     case "$srcdir" in
4514     .) ;;
4515     *)
4516       if test -d ./$ac_config_dir || mkdir ./$ac_config_dir; then :;
4517       else
4518         { echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
4519       fi
4520       ;;
4521     esac
4522
4523     ac_popdir=`pwd`
4524     cd $ac_config_dir
4525
4526       # A "../" for each directory in /$ac_config_dir.
4527       ac_dots=`echo $ac_config_dir|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
4528
4529     case "$srcdir" in
4530     .) # No --srcdir option.  We are building in place.
4531       ac_sub_srcdir=$srcdir ;;
4532     /*) # Absolute path.
4533       ac_sub_srcdir=$srcdir/$ac_config_dir ;;
4534     *) # Relative path.
4535       ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
4536     esac
4537
4538     # Check for guested configure; otherwise get Cygnus style configure.
4539     if test -f $ac_sub_srcdir/configure; then
4540       ac_sub_configure=$ac_sub_srcdir/configure
4541     elif test -f $ac_sub_srcdir/configure.in; then
4542       ac_sub_configure=$ac_configure
4543     else
4544       echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
4545       ac_sub_configure=
4546     fi
4547
4548     # The recursion is here.
4549     if test -n "$ac_sub_configure"; then
4550
4551       # Make the cache file name correct relative to the subdirectory.
4552       case "$cache_file" in
4553       /*) ac_sub_cache_file=$cache_file ;;
4554       *) # Relative path.
4555         ac_sub_cache_file="$ac_dots$cache_file" ;;
4556       esac
4557   case "$ac_given_INSTALL" in
4558         [/$]*) INSTALL="$ac_given_INSTALL" ;;
4559         *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
4560         esac
4561
4562       echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
4563       # The eval makes quoting arguments work.
4564       if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
4565       then :
4566       else
4567         { echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
4568       fi
4569     fi
4570
4571     cd $ac_popdir
4572   done
4573 fi
4574