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="$ac_help
  69   --with-tls              enable support for TLS"
  70 ac_help="$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=no
 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 powerpc)        base_machine=powerpc machine=powerpc/powerpc32 ;;
1028 powerpc64)      base_machine=powerpc machine=powerpc/powerpc64 ;;
1029 s390)           base_machine=s390 machine=s390/s390-32 ;;
1030 s390x)          base_machine=s390 machine=s390/s390-64 ;;
1031 sh3*)           base_machine=sh machine=sh/sh3 ;;
1032 sh4*)           base_machine=sh machine=sh/sh4 ;;
1033 sparc | sparcv[67])
1034                 base_machine=sparc machine=sparc/sparc32 ;;
1035 sparcv8 | supersparc | hypersparc)
1036                 base_machine=sparc machine=sparc/sparc32/sparcv8 ;;
1037 sparcv8plus | sparcv8plusa | sparcv9)
1038                 base_machine=sparc machine=sparc/sparc32/sparcv9 ;;
1039 sparcv8plusb | sparcv9b)
1040                 base_machine=sparc machine=sparc/sparc32/sparcv9b ;;
1041 sparc64 | ultrasparc)
1042                 base_machine=sparc machine=sparc/sparc64 ;;
1043 sparc64b | ultrasparc3)
1044                 base_machine=sparc machine=sparc/sparc64/sparcv9b ;;
1045 thumb*)         base_machine=thumb machine=arm/thumb/$machine ;;
1046 *)              base_machine=$machine ;;
1047 esac
1048
1049
1050 if test "$base_machine" = "i386"; then
1051   cat >> confdefs.h <<\EOF
1052 #define USE_REGPARMS 1
1053 EOF
1054
1055 fi
1056
1057 # Compute the list of sysdep directories for this configuration.
1058 # This can take a while to compute.
1059 sysdep_dir=$srcdir/sysdeps
1060 echo $ac_n "checking sysdep dirs""... $ac_c" 1>&6
1061 echo "configure:1062: checking sysdep dirs" >&5
1062 # Make sco3.2v4 become sco3.2.4 and sunos4.1.1_U1 become sunos4.1.1.U1.
1063 os="`echo $os | sed 's/\([0-9A-Z]\)[v_]\([0-9A-Z]\)/\1.\2/g'`"
1064
1065 case "$os" in
1066 gnu*)
1067   base_os=mach/hurd ;;
1068 netbsd* | 386bsd* | freebsd* | bsdi*)
1069   base_os=unix/bsd/bsd4.4 ;;
1070 osf* | sunos* | ultrix* | newsos* | dynix* | *bsd*)
1071   base_os=unix/bsd ;;
1072 sysv* | isc* | esix* | sco* | minix* | irix4* | linux*)
1073   base_os=unix/sysv ;;
1074 irix6*)
1075   base_os=unix/sysv/irix6/$os ;;
1076 solaris[2-9]*)
1077   base_os=unix/sysv/sysv4 ;;
1078 hpux*)
1079   base_os=unix/sysv/hpux/$os ;;
1080 aix4.3*)
1081   base_os=unix/sysv/aix/aix4.3 ;;
1082 none)
1083   base_os=standalone ;;
1084 *)
1085   base_os='' ;;
1086 esac
1087
1088 # For sunos4.1.1, try sunos4.1.1, then sunos4.1, then sunos4, then sunos.
1089 tail=$os
1090 ostry=$os
1091 while o=`echo $tail | sed 's/\.[^.]*$//'`; test $o != $tail; do
1092   ostry="$ostry /$o"
1093   tail=$o
1094 done
1095 o=`echo $tail | sed 's/[0-9]*$//'`
1096 if test $o != $tail; then
1097   ostry="$ostry /$o"
1098 fi
1099 # For linux-gnu, try linux-gnu, then linux.
1100 o=`echo $tail | sed 's/-.*$//'`
1101 if test $o != $tail; then
1102   ostry="$ostry /$o"
1103 fi
1104
1105 # For unix/sysv/sysv4, try unix/sysv/sysv4, then unix/sysv, then unix.
1106 base=
1107 tail=$base_os
1108 while b=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$b"; do
1109   set $b
1110   base="$base /$1"
1111   tail="$2"
1112 done
1113
1114 # For sparc/sparc32, try sparc/sparc32 and then sparc.
1115 mach=
1116 tail=$machine
1117 while m=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$m"; do
1118   set $m
1119   # Prepend the machine's FPU directory unless --without-fp.
1120   if test "$with_fp" = yes; then
1121     mach="$mach /$1/fpu"
1122   fi
1123   mach="$mach /$1"
1124   tail="$2"
1125 done
1126
1127
1128 # Find what sysdep directories exist.
1129 sysnames=
1130 IFS="${IFS=     }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1131 for d in $add_ons_pfx ''; do
1132   for b in $base ''; do
1133     for m0 in $mach ''; do
1134       for v in /$vendor ''; do
1135         test "$v" = / && continue
1136         for o in /$ostry ''; do
1137           test "$o" = / && continue
1138           for m in $mach ''; do
1139             if test "$m0$b$v$o$m"; then
1140               try="${d}sysdeps$m0$b$v$o$m"
1141               test -n "$enable_debug_configure" &&
1142               echo "$0 DEBUG: try $try" >&2
1143               if test -d $srcdir/$try; then
1144                 sysnames="$sysnames $try"
1145                 { test -n "$o" || test -n "$b"; } && os_used=t
1146                 { test -n "$m" || test -n "$m0"; } && machine_used=t
1147               fi
1148             fi
1149           done
1150         done
1151       done
1152     done
1153   done
1154 done
1155 IFS="$ac_save_ifs"
1156
1157 if test -z "$os_used" && test "$os" != none; then
1158   { echo "configure: error: Operating system $os is not supported." 1>&2; exit 1; }
1159 fi
1160 if test -z "$machine_used" && test "$machine" != none; then
1161   { echo "configure: error: The $machine is not supported." 1>&2; exit 1; }
1162 fi
1163
1164 # We have now validated the configuration.
1165
1166
1167 # If using ELF, look for an `elf' subdirectory of each machine directory.
1168 # We prepend these rather than inserting them whereever the machine appears
1169 # because things specified by the machine's ELF ABI should override
1170 # OS-specific things, and should always be the same for any OS on the
1171 # machine (otherwise what's the point of an ABI?).
1172 if test "$elf" = yes; then
1173   elf_dirs=
1174   for d in $add_ons_pfx ''; do
1175     for m in $mach; do
1176       if test -d $srcdir/${d}sysdeps$m/elf; then
1177         elf_dirs="$elf_dirs ${d}sysdeps$m/elf"
1178       fi
1179     done
1180   done
1181   sysnames="`echo $elf_dirs | sed -e 's,//,/,g'` $sysnames"
1182 fi
1183
1184
1185 # Expand the list of system names into a full list of directories
1186 # from each element's parent name and Implies file (if present).
1187 set $sysnames
1188 names=
1189 while test $# -gt 0; do
1190   name=$1
1191   shift
1192
1193   case " $names " in *" $name "*)
1194     # Already in the list.
1195     continue
1196   esac
1197
1198   # Report each name as we discover it, so there is no long pause in output.
1199   echo $ac_n "$name $ac_c" >&6
1200
1201   name_base=`echo $name | sed -e 's@\(.*sysdeps\)/.*@\1@'`
1202
1203   case $name in
1204     /*) xsrcdir= ;;
1205     *)  xsrcdir=$srcdir/ ;;
1206   esac
1207   test -n "$enable_debug_configure" &&
1208   echo "DEBUG: name/Implies $xsrcdir$name/Implies" >&2
1209
1210   if test -f $xsrcdir$name/Implies; then
1211     # Collect more names from the `Implies' file (removing comments).
1212     implied_candidate="`sed 's/#.*$//' < $xsrcdir$name/Implies`"
1213     implied=
1214     for x in $implied_candidate; do
1215       found=no
1216       if test -d $xsrcdir$name_base/$x; then
1217         implied="$implied $name_base/$x";
1218         found=yes
1219       fi
1220       for d in $add_ons_pfx ''; do
1221         try="${d}sysdeps/$x"
1222         case $d in
1223          /*) try_srcdir= ;;
1224          *) try_srcdir=$srcdir/ ;;
1225         esac
1226         test -n "$enable_debug_configure" &&
1227          echo "DEBUG: $name implied $x try($d) {$try_srcdir}$try" >&2
1228         if test $try != $xsrcdir$name_base/$x && test -d $try_srcdir$try;
1229         then
1230           implied="$implied $try"
1231           found=yes
1232         fi
1233       done
1234       if test $found = no; then
1235         echo "configure: warning: $name/Implies specifies nonexistent $x" 1>&2
1236       fi
1237     done
1238   else
1239     implied=
1240   fi
1241
1242   # Add NAME to the list of names.
1243   names="$names $name"
1244
1245   # Find the parent of NAME, using the empty string if it has none.
1246   parent="`echo $name | sed -n -e 's=/[^/]*$==' -e '/sysdeps$/q' -e p`"
1247
1248   # Add the names implied by NAME, and NAME's parent (if it has one), to
1249   # the list of names to be processed (the argument list).  We prepend the
1250   # implied names to the list and append the parent.  We want implied
1251   # directories to come before further directories inferred from the
1252   # configuration components; this ensures that for sysv4, unix/common
1253   # (implied by unix/sysv/sysv4) comes before unix/sysv (in ostry (here $*)
1254   # after sysv4).
1255   sysnames="`echo $implied $* $parent`"
1256   test -n "$sysnames" && set $sysnames
1257 done
1258
1259 # Add the default directories.
1260 default_sysnames=sysdeps/generic
1261 if test "$elf" = yes; then
1262   default_sysnames="sysdeps/generic/elf $default_sysnames"
1263 fi
1264 sysnames="$names $default_sysnames"
1265
1266 # The other names were emitted during the scan.
1267 echo "$ac_t""$default_sysnames" 1>&6
1268
1269
1270 ### Locate tools.
1271
1272 # Find a good install program.  We prefer a C program (faster),
1273 # so one script is as good as another.  But avoid the broken or
1274 # incompatible versions:
1275 # SysV /etc/install, /usr/sbin/install
1276 # SunOS /usr/etc/install
1277 # IRIX /sbin/install
1278 # AIX /bin/install
1279 # AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
1280 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
1281 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
1282 # ./install, which can be erroneously created by make from ./install.sh.
1283 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
1284 echo "configure:1285: checking for a BSD compatible install" >&5
1285 if test -z "$INSTALL"; then
1286 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
1287   echo $ac_n "(cached) $ac_c" 1>&6
1288 else
1289     IFS="${IFS=         }"; ac_save_IFS="$IFS"; IFS=":"
1290   for ac_dir in $PATH; do
1291     # Account for people who put trailing slashes in PATH elements.
1292     case "$ac_dir/" in
1293     /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
1294     *)
1295       # OSF1 and SCO ODT 3.0 have their own names for install.
1296       # Don't use installbsd from OSF since it installs stuff as root
1297       # by default.
1298       for ac_prog in ginstall scoinst install; do
1299         if test -f $ac_dir/$ac_prog; then
1300           if test $ac_prog = install &&
1301             grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
1302             # AIX install.  It has an incompatible calling convention.
1303             :
1304           else
1305             ac_cv_path_install="$ac_dir/$ac_prog -c"
1306             break 2
1307           fi
1308         fi
1309       done
1310       ;;
1311     esac
1312   done
1313   IFS="$ac_save_IFS"
1314
1315 fi
1316   if test "${ac_cv_path_install+set}" = set; then
1317     INSTALL="$ac_cv_path_install"
1318   else
1319     # As a last resort, use the slow shell script.  We don't cache a
1320     # path for INSTALL within a source directory, because that will
1321     # break other packages using the cache if that directory is
1322     # removed, or if the path is relative.
1323     INSTALL="$ac_install_sh"
1324   fi
1325 fi
1326 echo "$ac_t""$INSTALL" 1>&6
1327
1328 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
1329 # It thinks the first close brace ends the variable substitution.
1330 test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
1331
1332 test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
1333
1334 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
1335
1336 if test "$INSTALL" = "${srcdir}/scripts/install-sh -c"; then
1337   # The makefiles need to use a different form to find it in $srcdir.
1338   INSTALL='\$(..)./scripts/install-sh -c'
1339 fi
1340 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
1341 echo "configure:1342: checking whether ln -s works" >&5
1342 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
1343   echo $ac_n "(cached) $ac_c" 1>&6
1344 else
1345   rm -f conftestdata
1346 if ln -s X conftestdata 2>/dev/null
1347 then
1348   rm -f conftestdata
1349   ac_cv_prog_LN_S="ln -s"
1350 else
1351   ac_cv_prog_LN_S=ln
1352 fi
1353 fi
1354 LN_S="$ac_cv_prog_LN_S"
1355 if test "$ac_cv_prog_LN_S" = "ln -s"; then
1356   echo "$ac_t""yes" 1>&6
1357 else
1358   echo "$ac_t""no" 1>&6
1359 fi
1360
1361
1362 # We need the physical current working directory.  We cannot use the
1363 # "pwd -P" shell builtin since that's not portable.  Instead we try to
1364 # find a pwd binary.  Note that assigning to the PWD environment
1365 # variable might have some interesting side effects, so we don't do
1366 # that.
1367 # Extract the first word of "pwd", so it can be a program name with args.
1368 set dummy pwd; ac_word=$2
1369 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1370 echo "configure:1371: checking for $ac_word" >&5
1371 if eval "test \"`echo '$''{'ac_cv_path_PWD_P'+set}'`\" = set"; then
1372   echo $ac_n "(cached) $ac_c" 1>&6
1373 else
1374   case "$PWD_P" in
1375   /*)
1376   ac_cv_path_PWD_P="$PWD_P" # Let the user override the test with a path.
1377   ;;
1378   ?:/*)
1379   ac_cv_path_PWD_P="$PWD_P" # Let the user override the test with a dos path.
1380   ;;
1381   *)
1382   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1383   ac_dummy="$PATH"
1384   for ac_dir in $ac_dummy; do
1385     test -z "$ac_dir" && ac_dir=.
1386     if test -f $ac_dir/$ac_word; then
1387       ac_cv_path_PWD_P="$ac_dir/$ac_word"
1388       break
1389     fi
1390   done
1391   IFS="$ac_save_ifs"
1392   test -z "$ac_cv_path_PWD_P" && ac_cv_path_PWD_P="no"
1393   ;;
1394 esac
1395 fi
1396 PWD_P="$ac_cv_path_PWD_P"
1397 if test -n "$PWD_P"; then
1398   echo "$ac_t""$PWD_P" 1>&6
1399 else
1400   echo "$ac_t""no" 1>&6
1401 fi
1402
1403 if test "$PWD_P" = no; then
1404   { echo "configure: error: *** A pwd binary could not be found." 1>&2; exit 1; }
1405 fi
1406
1407 # These programs are version sensitive.
1408 echo $ac_n "checking build system type""... $ac_c" 1>&6
1409 echo "configure:1410: checking build system type" >&5
1410
1411 build_alias=$build
1412 case "$build_alias" in
1413 NONE)
1414   case $nonopt in
1415   NONE) build_alias=$host_alias ;;
1416   *) build_alias=$nonopt ;;
1417   esac ;;
1418 esac
1419
1420 build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
1421 build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
1422 build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
1423 build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
1424 echo "$ac_t""$build" 1>&6
1425
1426 if test $host != $build; then
1427   ac_tool_prefix=${host_alias}-
1428 else
1429   ac_tool_prefix=
1430 fi
1431
1432 for ac_prog in ${ac_tool_prefix}gcc ${ac_tool_prefix}cc
1433 do
1434 # Extract the first word of "$ac_prog", so it can be a program name with args.
1435 set dummy $ac_prog; ac_word=$2
1436 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1437 echo "configure:1438: checking for $ac_word" >&5
1438 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
1439   echo $ac_n "(cached) $ac_c" 1>&6
1440 else
1441   if test -n "$CC"; then
1442   ac_cv_prog_CC="$CC" # Let the user override the test.
1443 else
1444   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1445   ac_dummy="$PATH"
1446   for ac_dir in $ac_dummy; do
1447     test -z "$ac_dir" && ac_dir=.
1448     if test -f $ac_dir/$ac_word; then
1449       ac_cv_prog_CC="$ac_prog"
1450       break
1451     fi
1452   done
1453   IFS="$ac_save_ifs"
1454 fi
1455 fi
1456 CC="$ac_cv_prog_CC"
1457 if test -n "$CC"; then
1458   echo "$ac_t""$CC" 1>&6
1459 else
1460   echo "$ac_t""no" 1>&6
1461 fi
1462
1463 test -n "$CC" && break
1464 done
1465
1466 if test -z "$CC"; then
1467   ac_verc_fail=yes
1468 else
1469   # Found it, now check the version.
1470   echo $ac_n "checking version of $CC""... $ac_c" 1>&6
1471 echo "configure:1472: checking version of $CC" >&5
1472   ac_prog_version=`$CC -v 2>&1 | sed -n 's/^.*version \([egcygnustpi-]*[0-9.]*\).*$/\1/p'`
1473   case $ac_prog_version in
1474     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1475     3.[2-9]*)
1476        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1477     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1478
1479   esac
1480   echo "$ac_t""$ac_prog_version" 1>&6
1481 fi
1482 if test $ac_verc_fail = yes; then
1483   critic_missing="$critic_missing gcc"
1484 fi
1485
1486 for ac_prog in gnumake gmake make
1487 do
1488 # Extract the first word of "$ac_prog", so it can be a program name with args.
1489 set dummy $ac_prog; ac_word=$2
1490 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1491 echo "configure:1492: checking for $ac_word" >&5
1492 if eval "test \"`echo '$''{'ac_cv_prog_MAKE'+set}'`\" = set"; then
1493   echo $ac_n "(cached) $ac_c" 1>&6
1494 else
1495   if test -n "$MAKE"; then
1496   ac_cv_prog_MAKE="$MAKE" # Let the user override the test.
1497 else
1498   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1499   ac_dummy="$PATH"
1500   for ac_dir in $ac_dummy; do
1501     test -z "$ac_dir" && ac_dir=.
1502     if test -f $ac_dir/$ac_word; then
1503       ac_cv_prog_MAKE="$ac_prog"
1504       break
1505     fi
1506   done
1507   IFS="$ac_save_ifs"
1508 fi
1509 fi
1510 MAKE="$ac_cv_prog_MAKE"
1511 if test -n "$MAKE"; then
1512   echo "$ac_t""$MAKE" 1>&6
1513 else
1514   echo "$ac_t""no" 1>&6
1515 fi
1516
1517 test -n "$MAKE" && break
1518 done
1519
1520 if test -z "$MAKE"; then
1521   ac_verc_fail=yes
1522 else
1523   # Found it, now check the version.
1524   echo $ac_n "checking version of $MAKE""... $ac_c" 1>&6
1525 echo "configure:1526: checking version of $MAKE" >&5
1526   ac_prog_version=`$MAKE --version 2>&1 | sed -n 's/^.*GNU Make[^0-9]*\([0-9][0-9.]*\).*$/\1/p'`
1527   case $ac_prog_version in
1528     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1529     3.79* | 3.[89]*)
1530        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1531     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1532
1533   esac
1534   echo "$ac_t""$ac_prog_version" 1>&6
1535 fi
1536 if test $ac_verc_fail = yes; then
1537   critic_missing="$critic_missing make"
1538 fi
1539
1540
1541
1542 if test -n "$critic_missing"; then
1543 { echo "configure: error:
1544 *** These critical programs are missing or too old:$critic_missing
1545 *** Check the INSTALL file for required versions." 1>&2; exit 1; }
1546 fi
1547
1548
1549 for ac_prog in gnumsgfmt gmsgfmt msgfmt
1550 do
1551 # Extract the first word of "$ac_prog", so it can be a program name with args.
1552 set dummy $ac_prog; ac_word=$2
1553 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1554 echo "configure:1555: checking for $ac_word" >&5
1555 if eval "test \"`echo '$''{'ac_cv_prog_MSGFMT'+set}'`\" = set"; then
1556   echo $ac_n "(cached) $ac_c" 1>&6
1557 else
1558   if test -n "$MSGFMT"; then
1559   ac_cv_prog_MSGFMT="$MSGFMT" # Let the user override the test.
1560 else
1561   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1562   ac_dummy="$PATH"
1563   for ac_dir in $ac_dummy; do
1564     test -z "$ac_dir" && ac_dir=.
1565     if test -f $ac_dir/$ac_word; then
1566       ac_cv_prog_MSGFMT="$ac_prog"
1567       break
1568     fi
1569   done
1570   IFS="$ac_save_ifs"
1571 fi
1572 fi
1573 MSGFMT="$ac_cv_prog_MSGFMT"
1574 if test -n "$MSGFMT"; then
1575   echo "$ac_t""$MSGFMT" 1>&6
1576 else
1577   echo "$ac_t""no" 1>&6
1578 fi
1579
1580 test -n "$MSGFMT" && break
1581 done
1582
1583 if test -z "$MSGFMT"; then
1584   ac_verc_fail=yes
1585 else
1586   # Found it, now check the version.
1587   echo $ac_n "checking version of $MSGFMT""... $ac_c" 1>&6
1588 echo "configure:1589: checking version of $MSGFMT" >&5
1589   ac_prog_version=`$MSGFMT --version 2>&1 | sed -n 's/^.*GNU gettext.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
1590   case $ac_prog_version in
1591     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1592     0.10.3[6-9]* | 0.10.[4-9][0-9]* | 0.1[1-9]* | 0.[2-9][0-9]* | [1-9].*)
1593        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1594     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1595
1596   esac
1597   echo "$ac_t""$ac_prog_version" 1>&6
1598 fi
1599 if test $ac_verc_fail = yes; then
1600   MSGFMT=: aux_missing="$aux_missing msgfmt"
1601 fi
1602
1603 for ac_prog in makeinfo
1604 do
1605 # Extract the first word of "$ac_prog", so it can be a program name with args.
1606 set dummy $ac_prog; ac_word=$2
1607 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1608 echo "configure:1609: checking for $ac_word" >&5
1609 if eval "test \"`echo '$''{'ac_cv_prog_MAKEINFO'+set}'`\" = set"; then
1610   echo $ac_n "(cached) $ac_c" 1>&6
1611 else
1612   if test -n "$MAKEINFO"; then
1613   ac_cv_prog_MAKEINFO="$MAKEINFO" # Let the user override the test.
1614 else
1615   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1616   ac_dummy="$PATH"
1617   for ac_dir in $ac_dummy; do
1618     test -z "$ac_dir" && ac_dir=.
1619     if test -f $ac_dir/$ac_word; then
1620       ac_cv_prog_MAKEINFO="$ac_prog"
1621       break
1622     fi
1623   done
1624   IFS="$ac_save_ifs"
1625 fi
1626 fi
1627 MAKEINFO="$ac_cv_prog_MAKEINFO"
1628 if test -n "$MAKEINFO"; then
1629   echo "$ac_t""$MAKEINFO" 1>&6
1630 else
1631   echo "$ac_t""no" 1>&6
1632 fi
1633
1634 test -n "$MAKEINFO" && break
1635 done
1636
1637 if test -z "$MAKEINFO"; then
1638   ac_verc_fail=yes
1639 else
1640   # Found it, now check the version.
1641   echo $ac_n "checking version of $MAKEINFO""... $ac_c" 1>&6
1642 echo "configure:1643: checking version of $MAKEINFO" >&5
1643   ac_prog_version=`$MAKEINFO --version 2>&1 | sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
1644   case $ac_prog_version in
1645     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1646     4.*)
1647        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1648     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1649
1650   esac
1651   echo "$ac_t""$ac_prog_version" 1>&6
1652 fi
1653 if test $ac_verc_fail = yes; then
1654   MAKEINFO=: aux_missing="$aux_missing makeinfo"
1655 fi
1656
1657 for ac_prog in sed
1658 do
1659 # Extract the first word of "$ac_prog", so it can be a program name with args.
1660 set dummy $ac_prog; ac_word=$2
1661 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1662 echo "configure:1663: checking for $ac_word" >&5
1663 if eval "test \"`echo '$''{'ac_cv_prog_SED'+set}'`\" = set"; then
1664   echo $ac_n "(cached) $ac_c" 1>&6
1665 else
1666   if test -n "$SED"; then
1667   ac_cv_prog_SED="$SED" # Let the user override the test.
1668 else
1669   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1670   ac_dummy="$PATH"
1671   for ac_dir in $ac_dummy; do
1672     test -z "$ac_dir" && ac_dir=.
1673     if test -f $ac_dir/$ac_word; then
1674       ac_cv_prog_SED="$ac_prog"
1675       break
1676     fi
1677   done
1678   IFS="$ac_save_ifs"
1679 fi
1680 fi
1681 SED="$ac_cv_prog_SED"
1682 if test -n "$SED"; then
1683   echo "$ac_t""$SED" 1>&6
1684 else
1685   echo "$ac_t""no" 1>&6
1686 fi
1687
1688 test -n "$SED" && break
1689 done
1690
1691 if test -z "$SED"; then
1692   ac_verc_fail=yes
1693 else
1694   # Found it, now check the version.
1695   echo $ac_n "checking version of $SED""... $ac_c" 1>&6
1696 echo "configure:1697: checking version of $SED" >&5
1697   ac_prog_version=`$SED --version 2>&1 | sed -n 's/^.*GNU sed version \([0-9]*\.[0-9.]*\).*$/\1/p'`
1698   case $ac_prog_version in
1699     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
1700     3.0[2-9]*|3.[1-9]*|[4-9]*)
1701        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
1702     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
1703
1704   esac
1705   echo "$ac_t""$ac_prog_version" 1>&6
1706 fi
1707 if test $ac_verc_fail = yes; then
1708   SED=: aux_missing="$aux_missing sed"
1709 fi
1710
1711
1712
1713 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
1714 echo "configure:1715: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
1715 if eval "test \"`echo '$''{'ac_cv_prog_cc_works'+set}'`\" = set"; then
1716   echo $ac_n "(cached) $ac_c" 1>&6
1717 else
1718
1719 ac_ext=c
1720 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1721 ac_cpp='$CPP $CPPFLAGS'
1722 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1723 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1724 cross_compiling=$ac_cv_prog_cc_cross
1725
1726 cat > conftest.$ac_ext << EOF
1727
1728 #line 1729 "configure"
1729 #include "confdefs.h"
1730
1731 main(){return(0);}
1732 EOF
1733 if { (eval echo configure:1734: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1734   ac_cv_prog_cc_works=yes
1735   # If we can't run a trivial program, we are probably using a cross compiler.
1736   if (./conftest; exit) 2>/dev/null; then
1737     ac_cv_prog_cc_cross=no
1738   else
1739     ac_cv_prog_cc_cross=yes
1740   fi
1741 else
1742   echo "configure: failed program was:" >&5
1743   cat conftest.$ac_ext >&5
1744   ac_cv_prog_cc_works=no
1745 fi
1746 rm -fr conftest*
1747 ac_ext=c
1748 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1749 ac_cpp='$CPP $CPPFLAGS'
1750 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1751 ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1752 cross_compiling=$ac_cv_prog_cc_cross
1753
1754 fi
1755
1756 echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
1757 if test $ac_cv_prog_cc_works = no; then
1758  cross_linkable=no
1759  ac_cv_prog_cc_cross=yes
1760 else
1761  cross_linkable=yes
1762 fi
1763 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
1764 echo "configure:1765: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
1765 if eval "test \"`echo '$''{'ac_cv_prog_cc_cross'+set}'`\" = set"; then
1766   echo $ac_n "(cached) $ac_c" 1>&6
1767 else
1768   :
1769 fi
1770
1771 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
1772
1773 cross_compiling=$ac_cv_prog_cc_cross
1774
1775 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
1776 echo "configure:1777: checking whether we are using GNU C" >&5
1777 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
1778   echo $ac_n "(cached) $ac_c" 1>&6
1779 else
1780   cat > conftest.c <<EOF
1781 #ifdef __GNUC__
1782   yes;
1783 #endif
1784 EOF
1785 if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1786: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
1786   ac_cv_prog_gcc=yes
1787 else
1788   ac_cv_prog_gcc=no
1789 fi
1790 fi
1791
1792 echo "$ac_t""$ac_cv_prog_gcc" 1>&6
1793 if test $ac_cv_prog_gcc != yes; then
1794   { echo "configure: error: GNU libc must be compiled using GNU CC" 1>&2; exit 1; }
1795 fi
1796
1797 echo $ac_n "checking build system type""... $ac_c" 1>&6
1798 echo "configure:1799: checking build system type" >&5
1799
1800 build_alias=$build
1801 case "$build_alias" in
1802 NONE)
1803   case $nonopt in
1804   NONE) build_alias=$host_alias ;;
1805   *) build_alias=$nonopt ;;
1806   esac ;;
1807 esac
1808
1809 build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
1810 build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
1811 build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
1812 build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
1813 echo "$ac_t""$build" 1>&6
1814
1815 if test $host != $build; then
1816   for ac_prog in gcc cc
1817 do
1818 # Extract the first word of "$ac_prog", so it can be a program name with args.
1819 set dummy $ac_prog; ac_word=$2
1820 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1821 echo "configure:1822: checking for $ac_word" >&5
1822 if eval "test \"`echo '$''{'ac_cv_prog_BUILD_CC'+set}'`\" = set"; then
1823   echo $ac_n "(cached) $ac_c" 1>&6
1824 else
1825   if test -n "$BUILD_CC"; then
1826   ac_cv_prog_BUILD_CC="$BUILD_CC" # Let the user override the test.
1827 else
1828   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1829   ac_dummy="$PATH"
1830   for ac_dir in $ac_dummy; do
1831     test -z "$ac_dir" && ac_dir=.
1832     if test -f $ac_dir/$ac_word; then
1833       ac_cv_prog_BUILD_CC="$ac_prog"
1834       break
1835     fi
1836   done
1837   IFS="$ac_save_ifs"
1838 fi
1839 fi
1840 BUILD_CC="$ac_cv_prog_BUILD_CC"
1841 if test -n "$BUILD_CC"; then
1842   echo "$ac_t""$BUILD_CC" 1>&6
1843 else
1844   echo "$ac_t""no" 1>&6
1845 fi
1846
1847 test -n "$BUILD_CC" && break
1848 done
1849
1850 fi
1851
1852 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
1853 echo "configure:1854: checking how to run the C preprocessor" >&5
1854 # On Suns, sometimes $CPP names a directory.
1855 if test -n "$CPP" && test -d "$CPP"; then
1856   CPP=
1857 fi
1858 if test -z "$CPP"; then
1859 if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
1860   echo $ac_n "(cached) $ac_c" 1>&6
1861 else
1862     # This must be in double quotes, not single quotes, because CPP may get
1863   # substituted into the Makefile and "${CC-cc}" will confuse make.
1864   CPP="${CC-cc} -E"
1865   # On the NeXT, cc -E runs the code through the compiler's parser,
1866   # not just through cpp.
1867   cat > conftest.$ac_ext <<EOF
1868 #line 1869 "configure"
1869 #include "confdefs.h"
1870 #include <assert.h>
1871 Syntax Error
1872 EOF
1873 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1874 { (eval echo configure:1875: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1875 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1876 if test -z "$ac_err"; then
1877   :
1878 else
1879   echo "$ac_err" >&5
1880   echo "configure: failed program was:" >&5
1881   cat conftest.$ac_ext >&5
1882   rm -rf conftest*
1883   CPP="${CC-cc} -E -traditional-cpp"
1884   cat > conftest.$ac_ext <<EOF
1885 #line 1886 "configure"
1886 #include "confdefs.h"
1887 #include <assert.h>
1888 Syntax Error
1889 EOF
1890 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1891 { (eval echo configure:1892: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1892 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1893 if test -z "$ac_err"; then
1894   :
1895 else
1896   echo "$ac_err" >&5
1897   echo "configure: failed program was:" >&5
1898   cat conftest.$ac_ext >&5
1899   rm -rf conftest*
1900   CPP="${CC-cc} -nologo -E"
1901   cat > conftest.$ac_ext <<EOF
1902 #line 1903 "configure"
1903 #include "confdefs.h"
1904 #include <assert.h>
1905 Syntax Error
1906 EOF
1907 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1908 { (eval echo configure:1909: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1909 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1910 if test -z "$ac_err"; then
1911   :
1912 else
1913   echo "$ac_err" >&5
1914   echo "configure: failed program was:" >&5
1915   cat conftest.$ac_ext >&5
1916   rm -rf conftest*
1917   CPP=/lib/cpp
1918 fi
1919 rm -f conftest*
1920 fi
1921 rm -f conftest*
1922 fi
1923 rm -f conftest*
1924   ac_cv_prog_CPP="$CPP"
1925 fi
1926   CPP="$ac_cv_prog_CPP"
1927 else
1928   ac_cv_prog_CPP="$CPP"
1929 fi
1930 echo "$ac_t""$CPP" 1>&6
1931
1932 # Was a --with-binutils option given?
1933 if test -n "$path_binutils"; then
1934     # Make absolute; ensure a single trailing slash.
1935     path_binutils=`(cd $path_binutils; pwd) | sed 's%/*$%/%'`
1936     CC="$CC -B$path_binutils"
1937 fi
1938 AS=`$CC -print-prog-name=as`
1939 LD=`$CC -print-prog-name=ld`
1940 AR=`$CC -print-prog-name=ar`
1941
1942
1943 # ranlib has to be treated a bit differently since it might not exist at all.
1944 RANLIB=`$CC -print-prog-name=ranlib`
1945 if test $RANLIB = ranlib; then
1946 # This extra check has to happen since gcc simply echos the parameter in
1947 # case it cannot find the value in its own directories.
1948 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
1949 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
1950 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1951 echo "configure:1952: checking for $ac_word" >&5
1952 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
1953   echo $ac_n "(cached) $ac_c" 1>&6
1954 else
1955   if test -n "$RANLIB"; then
1956   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
1957 else
1958   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1959   ac_dummy="$PATH"
1960   for ac_dir in $ac_dummy; do
1961     test -z "$ac_dir" && ac_dir=.
1962     if test -f $ac_dir/$ac_word; then
1963       ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
1964       break
1965     fi
1966   done
1967   IFS="$ac_save_ifs"
1968 fi
1969 fi
1970 RANLIB="$ac_cv_prog_RANLIB"
1971 if test -n "$RANLIB"; then
1972   echo "$ac_t""$RANLIB" 1>&6
1973 else
1974   echo "$ac_t""no" 1>&6
1975 fi
1976
1977
1978 if test -z "$ac_cv_prog_RANLIB"; then
1979 if test -n "$ac_tool_prefix"; then
1980   # Extract the first word of "ranlib", so it can be a program name with args.
1981 set dummy ranlib; ac_word=$2
1982 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1983 echo "configure:1984: checking for $ac_word" >&5
1984 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
1985   echo $ac_n "(cached) $ac_c" 1>&6
1986 else
1987   if test -n "$RANLIB"; then
1988   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
1989 else
1990   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
1991   ac_dummy="$PATH"
1992   for ac_dir in $ac_dummy; do
1993     test -z "$ac_dir" && ac_dir=.
1994     if test -f $ac_dir/$ac_word; then
1995       ac_cv_prog_RANLIB="ranlib"
1996       break
1997     fi
1998   done
1999   IFS="$ac_save_ifs"
2000   test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
2001 fi
2002 fi
2003 RANLIB="$ac_cv_prog_RANLIB"
2004 if test -n "$RANLIB"; then
2005   echo "$ac_t""$RANLIB" 1>&6
2006 else
2007   echo "$ac_t""no" 1>&6
2008 fi
2009
2010 else
2011   RANLIB=":"
2012 fi
2013 fi
2014
2015 fi
2016
2017
2018 # Determine whether we are using GNU binutils.
2019 echo $ac_n "checking whether $AS is GNU as""... $ac_c" 1>&6
2020 echo "configure:2021: checking whether $AS is GNU as" >&5
2021 if eval "test \"`echo '$''{'libc_cv_prog_as_gnu'+set}'`\" = set"; then
2022   echo $ac_n "(cached) $ac_c" 1>&6
2023 else
2024   # Most GNU programs take a -v and spit out some text including
2025 # the word 'GNU'.  Some try to read stdin, so give them /dev/null.
2026 if $AS -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
2027   libc_cv_prog_as_gnu=yes
2028 else
2029   libc_cv_prog_as_gnu=no
2030 fi
2031 rm -fr contest*
2032 fi
2033
2034 echo "$ac_t""$libc_cv_prog_as_gnu" 1>&6
2035 rm -f a.out
2036 gnu_as=$libc_cv_prog_as_gnu
2037
2038 echo $ac_n "checking whether $LD is GNU ld""... $ac_c" 1>&6
2039 echo "configure:2040: checking whether $LD is GNU ld" >&5
2040 if eval "test \"`echo '$''{'libc_cv_prog_ld_gnu'+set}'`\" = set"; then
2041   echo $ac_n "(cached) $ac_c" 1>&6
2042 else
2043   # Most GNU programs take a -v and spit out some text including
2044 # the word 'GNU'.  Some try to read stdin, so give them /dev/null.
2045 if $LD -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
2046   libc_cv_prog_ld_gnu=yes
2047 else
2048   libc_cv_prog_ld_gnu=no
2049 fi
2050 rm -fr contest*
2051 fi
2052
2053 echo "$ac_t""$libc_cv_prog_ld_gnu" 1>&6
2054 gnu_ld=$libc_cv_prog_ld_gnu
2055
2056 # Extract the first word of "${ac_tool_prefix}mig", so it can be a program name with args.
2057 set dummy ${ac_tool_prefix}mig; ac_word=$2
2058 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2059 echo "configure:2060: checking for $ac_word" >&5
2060 if eval "test \"`echo '$''{'ac_cv_prog_MIG'+set}'`\" = set"; then
2061   echo $ac_n "(cached) $ac_c" 1>&6
2062 else
2063   if test -n "$MIG"; then
2064   ac_cv_prog_MIG="$MIG" # Let the user override the test.
2065 else
2066   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2067   ac_dummy="$PATH"
2068   for ac_dir in $ac_dummy; do
2069     test -z "$ac_dir" && ac_dir=.
2070     if test -f $ac_dir/$ac_word; then
2071       ac_cv_prog_MIG="${ac_tool_prefix}mig"
2072       break
2073     fi
2074   done
2075   IFS="$ac_save_ifs"
2076 fi
2077 fi
2078 MIG="$ac_cv_prog_MIG"
2079 if test -n "$MIG"; then
2080   echo "$ac_t""$MIG" 1>&6
2081 else
2082   echo "$ac_t""no" 1>&6
2083 fi
2084
2085
2086 if test -z "$ac_cv_prog_MIG"; then
2087 if test -n "$ac_tool_prefix"; then
2088   # Extract the first word of "mig", so it can be a program name with args.
2089 set dummy mig; ac_word=$2
2090 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2091 echo "configure:2092: checking for $ac_word" >&5
2092 if eval "test \"`echo '$''{'ac_cv_prog_MIG'+set}'`\" = set"; then
2093   echo $ac_n "(cached) $ac_c" 1>&6
2094 else
2095   if test -n "$MIG"; then
2096   ac_cv_prog_MIG="$MIG" # Let the user override the test.
2097 else
2098   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2099   ac_dummy="$PATH"
2100   for ac_dir in $ac_dummy; do
2101     test -z "$ac_dir" && ac_dir=.
2102     if test -f $ac_dir/$ac_word; then
2103       ac_cv_prog_MIG="mig"
2104       break
2105     fi
2106   done
2107   IFS="$ac_save_ifs"
2108   test -z "$ac_cv_prog_MIG" && ac_cv_prog_MIG="MISSING"
2109 fi
2110 fi
2111 MIG="$ac_cv_prog_MIG"
2112 if test -n "$MIG"; then
2113   echo "$ac_t""$MIG" 1>&6
2114 else
2115   echo "$ac_t""no" 1>&6
2116 fi
2117
2118 else
2119   MIG="MISSING"
2120 fi
2121 fi
2122
2123
2124 # Accept binutils 2.10.1 or newer (and also any ia64 2.9 version)
2125 # XXX Commented out because it filters out too many good versions.
2126 # XXX --drepper
2127 # AC_CHECK_PROG_VER(AS, $AS, --version,
2128 #   [GNU assembler.* \([0-9]*\.[0-9.]*\(-ia64-[0-9]*\)*\)],
2129 #   [2.10.[1-9]* | 2.1[1-9]* | 2.9-ia64-*], AS=: critic_missing=t)
2130
2131 test -n "$aux_missing" && echo "configure: warning:
2132 *** These auxiliary programs are missing or too old:$aux_missing
2133 *** some features will be disabled.
2134 *** Check the INSTALL file for required versions." 1>&2
2135
2136 # glibcbug.in wants to know the compiler version.
2137 CCVERSION=`$CC -v 2>&1 | sed -n 's/gcc version //p'`
2138
2139
2140 # if using special system headers, find out the compiler's sekrit
2141 # header directory and add that to the list.  NOTE: Only does the right
2142 # thing on a system that doesn't need fixincludes.  (Not presently a problem.)
2143 if test -n "$sysheaders"; then
2144   ccheaders=`$CC -print-file-name=include`
2145   SYSINCLUDES="-nostdinc -isystem $ccheaders -isystem $sysheaders"
2146 fi
2147
2148
2149 # check if ranlib is necessary
2150 echo $ac_n "checking whether ranlib is necessary""... $ac_c" 1>&6
2151 echo "configure:2152: checking whether ranlib is necessary" >&5
2152 if eval "test \"`echo '$''{'libc_cv_ranlib_necessary'+set}'`\" = set"; then
2153   echo $ac_n "(cached) $ac_c" 1>&6
2154 else
2155   cat > conftest.c <<EOF
2156 int a;
2157 char b;
2158 void c(void) {}
2159 EOF
2160 $CC $CFLAGS -c conftest.c
2161 $AR cr conftest.a conftest.c
2162 cp conftest.a conftest2.a
2163 $RANLIB conftest.a
2164 if cmp -s conftest.a conftest2.a; then
2165   libc_cv_ranlib_necessary=no
2166 else
2167   libc_cv_ranlib_necessary=yes
2168 fi
2169 rm -rf conftest*
2170 fi
2171
2172 echo "$ac_t""$libc_cv_ranlib_necessary" 1>&6
2173 if test "$libc_cv_ranlib_necessary" = no; then
2174  RANLIB=:
2175 fi
2176
2177 # Test if LD_LIBRARY_PATH contains the notation for the current directory
2178 # since this would lead to problems installing/building glibc.
2179 # LD_LIBRARY_PATH contains the current directory if one of the following
2180 # is true:
2181 # - one of the terminals (":" and ";") is the first or last sign
2182 # - two terminals occur directly after each other
2183 # - the path contains an element with a dot in it
2184 echo $ac_n "checking LD_LIBRARY_PATH variable""... $ac_c" 1>&6
2185 echo "configure:2186: checking LD_LIBRARY_PATH variable" >&5
2186 case ${LD_LIBRARY_PATH} in
2187   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
2188     ld_library_path_setting="contains current directory"
2189     ;;
2190   *)
2191     ld_library_path_setting="ok"
2192     ;;
2193 esac
2194 echo "$ac_t""$ld_library_path_setting" 1>&6
2195 if test "$ld_library_path_setting" != "ok"; then
2196 { echo "configure: error:
2197 *** LD_LIBRARY_PATH shouldn't contain the current directory when
2198 *** building glibc. Please change the environment variable
2199 *** and run configure again." 1>&2; exit 1; }
2200 fi
2201
2202 echo $ac_n "checking whether GCC supports -static-libgcc""... $ac_c" 1>&6
2203 echo "configure:2204: checking whether GCC supports -static-libgcc" >&5
2204 if eval "test \"`echo '$''{'libc_cv_gcc_static_libgcc'+set}'`\" = set"; then
2205   echo $ac_n "(cached) $ac_c" 1>&6
2206 else
2207   if $CC -v -static-libgcc 2>&1 | grep -q 'unrecognized option.*static-libgcc'; then
2208   libc_cv_gcc_static_libgcc=
2209 else
2210   libc_cv_gcc_static_libgcc=-static-libgcc
2211 fi
2212 fi
2213
2214 echo "$ac_t""$libc_cv_gcc_static_libgcc" 1>&6
2215
2216
2217 # Extract the first word of "bash", so it can be a program name with args.
2218 set dummy bash; ac_word=$2
2219 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2220 echo "configure:2221: checking for $ac_word" >&5
2221 if eval "test \"`echo '$''{'ac_cv_path_BASH'+set}'`\" = set"; then
2222   echo $ac_n "(cached) $ac_c" 1>&6
2223 else
2224   case "$BASH" in
2225   /*)
2226   ac_cv_path_BASH="$BASH" # Let the user override the test with a path.
2227   ;;
2228   ?:/*)
2229   ac_cv_path_BASH="$BASH" # Let the user override the test with a dos path.
2230   ;;
2231   *)
2232   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2233   ac_dummy="$PATH"
2234   for ac_dir in $ac_dummy; do
2235     test -z "$ac_dir" && ac_dir=.
2236     if test -f $ac_dir/$ac_word; then
2237       ac_cv_path_BASH="$ac_dir/$ac_word"
2238       break
2239     fi
2240   done
2241   IFS="$ac_save_ifs"
2242   test -z "$ac_cv_path_BASH" && ac_cv_path_BASH="no"
2243   ;;
2244 esac
2245 fi
2246 BASH="$ac_cv_path_BASH"
2247 if test -n "$BASH"; then
2248   echo "$ac_t""$BASH" 1>&6
2249 else
2250   echo "$ac_t""no" 1>&6
2251 fi
2252
2253 if test "$BASH" != no &&
2254    $BASH -c 'test "$BASH_VERSINFO" \
2255              && test "$BASH_VERSINFO" -ge 2 >&/dev/null'; then
2256   libc_cv_have_bash2=yes
2257 else
2258   libc_cv_have_bash2=no
2259 fi
2260
2261
2262 if test "$BASH" = no; then
2263   # Extract the first word of "ksh", so it can be a program name with args.
2264 set dummy ksh; ac_word=$2
2265 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2266 echo "configure:2267: checking for $ac_word" >&5
2267 if eval "test \"`echo '$''{'ac_cv_path_KSH'+set}'`\" = set"; then
2268   echo $ac_n "(cached) $ac_c" 1>&6
2269 else
2270   case "$KSH" in
2271   /*)
2272   ac_cv_path_KSH="$KSH" # Let the user override the test with a path.
2273   ;;
2274   ?:/*)
2275   ac_cv_path_KSH="$KSH" # Let the user override the test with a dos path.
2276   ;;
2277   *)
2278   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2279   ac_dummy="$PATH"
2280   for ac_dir in $ac_dummy; do
2281     test -z "$ac_dir" && ac_dir=.
2282     if test -f $ac_dir/$ac_word; then
2283       ac_cv_path_KSH="$ac_dir/$ac_word"
2284       break
2285     fi
2286   done
2287   IFS="$ac_save_ifs"
2288   test -z "$ac_cv_path_KSH" && ac_cv_path_KSH="no"
2289   ;;
2290 esac
2291 fi
2292 KSH="$ac_cv_path_KSH"
2293 if test -n "$KSH"; then
2294   echo "$ac_t""$KSH" 1>&6
2295 else
2296   echo "$ac_t""no" 1>&6
2297 fi
2298
2299   if test "$KSH" = no; then
2300     libc_cv_have_ksh=no
2301   else
2302     libc_cv_have_ksh=yes
2303   fi
2304 else
2305   KSH="$BASH"
2306
2307   libc_cv_have_ksh=yes
2308 fi
2309
2310
2311 for ac_prog in gawk mawk nawk awk
2312 do
2313 # Extract the first word of "$ac_prog", so it can be a program name with args.
2314 set dummy $ac_prog; ac_word=$2
2315 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2316 echo "configure:2317: checking for $ac_word" >&5
2317 if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
2318   echo $ac_n "(cached) $ac_c" 1>&6
2319 else
2320   if test -n "$AWK"; then
2321   ac_cv_prog_AWK="$AWK" # Let the user override the test.
2322 else
2323   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2324   ac_dummy="$PATH"
2325   for ac_dir in $ac_dummy; do
2326     test -z "$ac_dir" && ac_dir=.
2327     if test -f $ac_dir/$ac_word; then
2328       ac_cv_prog_AWK="$ac_prog"
2329       break
2330     fi
2331   done
2332   IFS="$ac_save_ifs"
2333 fi
2334 fi
2335 AWK="$ac_cv_prog_AWK"
2336 if test -n "$AWK"; then
2337   echo "$ac_t""$AWK" 1>&6
2338 else
2339   echo "$ac_t""no" 1>&6
2340 fi
2341
2342 test -n "$AWK" && break
2343 done
2344
2345 # Extract the first word of "perl", so it can be a program name with args.
2346 set dummy perl; ac_word=$2
2347 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2348 echo "configure:2349: checking for $ac_word" >&5
2349 if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
2350   echo $ac_n "(cached) $ac_c" 1>&6
2351 else
2352   case "$PERL" in
2353   /*)
2354   ac_cv_path_PERL="$PERL" # Let the user override the test with a path.
2355   ;;
2356   ?:/*)
2357   ac_cv_path_PERL="$PERL" # Let the user override the test with a dos path.
2358   ;;
2359   *)
2360   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2361   ac_dummy="$PATH"
2362   for ac_dir in $ac_dummy; do
2363     test -z "$ac_dir" && ac_dir=.
2364     if test -f $ac_dir/$ac_word; then
2365       ac_cv_path_PERL="$ac_dir/$ac_word"
2366       break
2367     fi
2368   done
2369   IFS="$ac_save_ifs"
2370   test -z "$ac_cv_path_PERL" && ac_cv_path_PERL="no"
2371   ;;
2372 esac
2373 fi
2374 PERL="$ac_cv_path_PERL"
2375 if test -n "$PERL"; then
2376   echo "$ac_t""$PERL" 1>&6
2377 else
2378   echo "$ac_t""no" 1>&6
2379 fi
2380
2381 if test "$PERL" != no &&
2382    (eval `$PERL -V:apiversion`; test `expr "$apiversion" \< 5` -ne 0); then
2383   PERL=no
2384 fi
2385 # Extract the first word of "install-info", so it can be a program name with args.
2386 set dummy install-info; ac_word=$2
2387 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2388 echo "configure:2389: checking for $ac_word" >&5
2389 if eval "test \"`echo '$''{'ac_cv_path_INSTALL_INFO'+set}'`\" = set"; then
2390   echo $ac_n "(cached) $ac_c" 1>&6
2391 else
2392   case "$INSTALL_INFO" in
2393   /*)
2394   ac_cv_path_INSTALL_INFO="$INSTALL_INFO" # Let the user override the test with a path.
2395   ;;
2396   ?:/*)
2397   ac_cv_path_INSTALL_INFO="$INSTALL_INFO" # Let the user override the test with a dos path.
2398   ;;
2399   *)
2400   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2401   ac_dummy="$PATH:/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/bin:/sbin"
2402   for ac_dir in $ac_dummy; do
2403     test -z "$ac_dir" && ac_dir=.
2404     if test -f $ac_dir/$ac_word; then
2405       ac_cv_path_INSTALL_INFO="$ac_dir/$ac_word"
2406       break
2407     fi
2408   done
2409   IFS="$ac_save_ifs"
2410   test -z "$ac_cv_path_INSTALL_INFO" && ac_cv_path_INSTALL_INFO="no"
2411   ;;
2412 esac
2413 fi
2414 INSTALL_INFO="$ac_cv_path_INSTALL_INFO"
2415 if test -n "$INSTALL_INFO"; then
2416   echo "$ac_t""$INSTALL_INFO" 1>&6
2417 else
2418   echo "$ac_t""no" 1>&6
2419 fi
2420
2421 if test "$INSTALL_INFO" != "no"; then
2422 echo $ac_n "checking for old Debian install-info""... $ac_c" 1>&6
2423 echo "configure:2424: checking for old Debian install-info" >&5
2424 if eval "test \"`echo '$''{'libc_cv_old_debian_install_info'+set}'`\" = set"; then
2425   echo $ac_n "(cached) $ac_c" 1>&6
2426 else
2427   mkdir conftest.d
2428   # There is a hard ^_ on the next line.  I am open to better ideas.
2429   (echo '\x1f'
2430   echo 'File: dir       Node: Top       This is the top of the INFO tree'
2431   echo '* Menu:') >conftest.d/dir
2432   (echo 'INFO-DIR-SECTION i-d-s works'
2433   echo 'START-INFO-DIR-ENTRY'
2434   echo '* Prog: (prog).   Program.'
2435   echo 'END-INFO-DIR-ENTRY') >conftest.d/prog.info
2436   if $INSTALL_INFO --info-dir=conftest.d conftest.d/prog.info >&5 2>&1
2437   then
2438     if grep -s 'i-d-s works' conftest.d/dir >/dev/null
2439     then libc_cv_old_debian_install_info=no
2440     else libc_cv_old_debian_install_info=yes
2441     fi
2442   else libc_cv_old_debian_install_info=no testfailed=t
2443   fi
2444   rm -fr conftest.d
2445 fi
2446
2447 echo "$ac_t""$libc_cv_old_debian_install_info" 1>&6
2448 if test -n "$testfailed"
2449 then echo "configure: warning: install-info errored out, check config.log" 1>&2
2450 fi
2451 OLD_DEBIAN_INSTALL_INFO=$libc_cv_old_debian_install_info
2452 fi
2453
2454
2455 # Extract the first word of "bison", so it can be a program name with args.
2456 set dummy bison; ac_word=$2
2457 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2458 echo "configure:2459: checking for $ac_word" >&5
2459 if eval "test \"`echo '$''{'ac_cv_path_BISON'+set}'`\" = set"; then
2460   echo $ac_n "(cached) $ac_c" 1>&6
2461 else
2462   case "$BISON" in
2463   /*)
2464   ac_cv_path_BISON="$BISON" # Let the user override the test with a path.
2465   ;;
2466   ?:/*)
2467   ac_cv_path_BISON="$BISON" # Let the user override the test with a dos path.
2468   ;;
2469   *)
2470   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2471   ac_dummy="$PATH:/usr/local/bin:/usr/bin:/bin"
2472   for ac_dir in $ac_dummy; do
2473     test -z "$ac_dir" && ac_dir=.
2474     if test -f $ac_dir/$ac_word; then
2475       ac_cv_path_BISON="$ac_dir/$ac_word"
2476       break
2477     fi
2478   done
2479   IFS="$ac_save_ifs"
2480   test -z "$ac_cv_path_BISON" && ac_cv_path_BISON="no"
2481   ;;
2482 esac
2483 fi
2484 BISON="$ac_cv_path_BISON"
2485 if test -n "$BISON"; then
2486   echo "$ac_t""$BISON" 1>&6
2487 else
2488   echo "$ac_t""no" 1>&6
2489 fi
2490
2491
2492 echo $ac_n "checking for signed size_t type""... $ac_c" 1>&6
2493 echo "configure:2494: checking for signed size_t type" >&5
2494 if eval "test \"`echo '$''{'libc_cv_signed_size_t'+set}'`\" = set"; then
2495   echo $ac_n "(cached) $ac_c" 1>&6
2496 else
2497   echo '#include <stddef.h>
2498 FOOBAR __SIZE_TYPE__ FOOBAR' > conftest.c
2499 if eval "$ac_cpp conftest.c 2>/dev/null" \
2500 | grep '^FOOBAR.*unsigned.*FOOBAR$' >/dev/null; then
2501   libc_cv_signed_size_t=no
2502 else
2503   libc_cv_signed_size_t=yes
2504 fi
2505 rm -f conftest*
2506 fi
2507
2508 echo "$ac_t""$libc_cv_signed_size_t" 1>&6
2509 if test $libc_cv_signed_size_t = yes; then
2510     cat >> confdefs.h <<\EOF
2511 #undef __SIZE_TYPE__
2512 #define __SIZE_TYPE__ unsigned
2513 EOF
2514 fi
2515
2516 echo $ac_n "checking for libc-friendly stddef.h""... $ac_c" 1>&6
2517 echo "configure:2518: checking for libc-friendly stddef.h" >&5
2518 if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then
2519   echo $ac_n "(cached) $ac_c" 1>&6
2520 else
2521   cat > conftest.$ac_ext <<EOF
2522 #line 2523 "configure"
2523 #include "confdefs.h"
2524 #define __need_size_t
2525 #define __need_wchar_t
2526 #include <stddef.h>
2527 #define __need_NULL
2528 #include <stddef.h>
2529 int main() {
2530 size_t size; wchar_t wchar;
2531 #ifdef offsetof
2532 #error stddef.h ignored __need_*
2533 #endif
2534 if (&size == NULL || &wchar == NULL) abort ();
2535 ; return 0; }
2536 EOF
2537 if { (eval echo configure:2538: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2538   rm -rf conftest*
2539   libc_cv_friendly_stddef=yes
2540 else
2541   echo "configure: failed program was:" >&5
2542   cat conftest.$ac_ext >&5
2543   rm -rf conftest*
2544   libc_cv_friendly_stddef=no
2545 fi
2546 rm -f conftest*
2547 fi
2548
2549 echo "$ac_t""$libc_cv_friendly_stddef" 1>&6
2550 if test $libc_cv_friendly_stddef = yes; then
2551   config_vars="$config_vars
2552 override stddef.h = # The installed <stddef.h> seems to be libc-friendly."
2553 fi
2554
2555 echo $ac_n "checking whether we need to use -P to assemble .S files""... $ac_c" 1>&6
2556 echo "configure:2557: checking whether we need to use -P to assemble .S files" >&5
2557 if eval "test \"`echo '$''{'libc_cv_need_minus_P'+set}'`\" = set"; then
2558   echo $ac_n "(cached) $ac_c" 1>&6
2559 else
2560   cat > conftest.S <<EOF
2561 #include "confdefs.h"
2562 /* Nothing whatsoever.  */
2563 EOF
2564 if ${CC-cc} $CFLAGS -c conftest.S 2>/dev/null; then
2565   libc_cv_need_minus_P=no
2566 else
2567   libc_cv_need_minus_P=yes
2568 fi
2569 rm -f conftest*
2570 fi
2571
2572 echo "$ac_t""$libc_cv_need_minus_P" 1>&6
2573 if test $libc_cv_need_minus_P = yes; then
2574   config_vars="$config_vars
2575 asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives."
2576 fi
2577
2578 echo $ac_n "checking whether .text pseudo-op must be used""... $ac_c" 1>&6
2579 echo "configure:2580: checking whether .text pseudo-op must be used" >&5
2580 if eval "test \"`echo '$''{'libc_cv_dot_text'+set}'`\" = set"; then
2581   echo $ac_n "(cached) $ac_c" 1>&6
2582 else
2583   cat > conftest.s <<EOF
2584 .text
2585 EOF
2586 libc_cv_dot_text=
2587 if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2588   libc_cv_dot_text=.text
2589 fi
2590 rm -f conftest*
2591 fi
2592
2593 if test -z "$libc_cv_dot_text"; then
2594   echo "$ac_t""no" 1>&6
2595 else
2596   echo "$ac_t""yes" 1>&6
2597 fi
2598
2599 echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&6
2600 echo "configure:2601: checking for assembler global-symbol directive" >&5
2601 if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then
2602   echo $ac_n "(cached) $ac_c" 1>&6
2603 else
2604   libc_cv_asm_global_directive=UNKNOWN
2605 for ac_globl in .globl .global .EXPORT; do
2606   cat > conftest.s <<EOF
2607         ${libc_cv_dot_text}
2608         ${ac_globl} foo
2609 foo:
2610 EOF
2611   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2612     libc_cv_asm_global_directive=${ac_globl}
2613   fi
2614   rm -f conftest*
2615   test $libc_cv_asm_global_directive != UNKNOWN && break
2616 done
2617 fi
2618
2619 echo "$ac_t""$libc_cv_asm_global_directive" 1>&6
2620 if test $libc_cv_asm_global_directive = UNKNOWN; then
2621   { echo "configure: error: cannot determine asm global directive" 1>&2; exit 1; }
2622 else
2623   cat >> confdefs.h <<EOF
2624 #define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive}
2625 EOF
2626
2627 fi
2628
2629 echo $ac_n "checking for .set assembler directive""... $ac_c" 1>&6
2630 echo "configure:2631: checking for .set assembler directive" >&5
2631 if eval "test \"`echo '$''{'libc_cv_asm_set_directive'+set}'`\" = set"; then
2632   echo $ac_n "(cached) $ac_c" 1>&6
2633 else
2634   cat > conftest.s <<EOF
2635 ${libc_cv_dot_text}
2636 foo:
2637 .set glibc_conftest_frobozz,foo
2638 $libc_cv_asm_global_directive glibc_conftest_frobozz
2639 EOF
2640 # The alpha-dec-osf1 assembler gives only a warning for `.set'
2641 # (but it doesn't work), so we must do a linking check to be sure.
2642 cat > conftest1.c <<\EOF
2643 extern int glibc_conftest_frobozz;
2644 main () { printf ("%d\n", glibc_conftest_frobozz); }
2645 EOF
2646 if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
2647             -o conftest conftest.s conftest1.c 1>&5 2>&5; then
2648   libc_cv_asm_set_directive=yes
2649 else
2650   libc_cv_asm_set_directive=no
2651 fi
2652 rm -f conftest*
2653 fi
2654
2655 echo "$ac_t""$libc_cv_asm_set_directive" 1>&6
2656 if test $libc_cv_asm_set_directive = yes; then
2657   cat >> confdefs.h <<\EOF
2658 #define HAVE_ASM_SET_DIRECTIVE 1
2659 EOF
2660
2661 fi
2662
2663 echo $ac_n "checking for assembler .type directive prefix""... $ac_c" 1>&6
2664 echo "configure:2665: checking for assembler .type directive prefix" >&5
2665 if eval "test \"`echo '$''{'libc_cv_asm_type_prefix'+set}'`\" = set"; then
2666   echo $ac_n "(cached) $ac_c" 1>&6
2667 else
2668   libc_cv_asm_type_prefix=no
2669 for ac_try_prefix in '@' '%' '#'; do
2670   cat > conftest.s <<EOF
2671         ${libc_cv_dot_text}
2672         ${libc_cv_asm_global_directive} foo
2673         .type foo, ${ac_try_prefix}object
2674         .size foo, 1
2675 foo:
2676         .byte 1
2677 EOF
2678   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2679     libc_cv_asm_type_prefix=${ac_try_prefix}
2680   fi
2681   rm -f conftest*
2682   test "x$libc_cv_asm_type_prefix" != xno && break
2683 done
2684 fi
2685
2686 echo "$ac_t""$libc_cv_asm_type_prefix" 1>&6
2687 if test "x$libc_cv_asm_type_prefix" != xno; then
2688   cat >> confdefs.h <<EOF
2689 #define ASM_TYPE_DIRECTIVE_PREFIX ${libc_cv_asm_type_prefix}
2690 EOF
2691
2692 fi
2693
2694 # The Aix ld uses global .symbol_names instead of symbol_names.
2695 # Unfortunately also used in the PPC64 ELF ABI.
2696 case "${os}${machine}" in
2697 aix4.3* | linux*powerpc/powerpc64*)
2698   cat >> confdefs.h <<\EOF
2699 #define HAVE_ASM_GLOBAL_DOT_NAME 1
2700 EOF
2701
2702 esac
2703
2704 echo $ac_n "checking for .symver assembler directive""... $ac_c" 1>&6
2705 echo "configure:2706: checking for .symver assembler directive" >&5
2706 if eval "test \"`echo '$''{'libc_cv_asm_symver_directive'+set}'`\" = set"; then
2707   echo $ac_n "(cached) $ac_c" 1>&6
2708 else
2709   cat > conftest.s <<EOF
2710 ${libc_cv_dot_text}
2711 _sym:
2712 .symver _sym,sym@VERS
2713 EOF
2714 if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&5 2>&5; then
2715   libc_cv_asm_symver_directive=yes
2716 else
2717   libc_cv_asm_symver_directive=no
2718 fi
2719 rm -f conftest*
2720 fi
2721
2722 echo "$ac_t""$libc_cv_asm_symver_directive" 1>&6
2723 echo $ac_n "checking for ld --version-script""... $ac_c" 1>&6
2724 echo "configure:2725: checking for ld --version-script" >&5
2725 if eval "test \"`echo '$''{'libc_cv_ld_version_script_option'+set}'`\" = set"; then
2726   echo $ac_n "(cached) $ac_c" 1>&6
2727 else
2728   if test $libc_cv_asm_symver_directive = yes; then
2729   cat > conftest.s <<EOF
2730 ${libc_cv_dot_text}
2731 _sym:
2732 .symver _sym,sym@VERS
2733 EOF
2734   cat > conftest.map <<EOF
2735 VERS_1 {
2736         global: sym;
2737 };
2738
2739 VERS_2 {
2740         global: sym;
2741 } VERS_1;
2742 EOF
2743   if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&5 2>&5; then
2744     if { ac_try='${CC-cc} $CFLAGS -shared -o conftest.so conftest.o
2745                                         -nostartfiles -nostdlib
2746                                         -Wl,--version-script,conftest.map
2747                        1>&5'; { (eval echo configure:2748: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
2748     then
2749       libc_cv_ld_version_script_option=yes
2750     else
2751       libc_cv_ld_version_script_option=no
2752     fi
2753   else
2754     libc_cv_ld_version_script_option=no
2755   fi
2756 else
2757   libc_cv_ld_version_script_option=no
2758 fi
2759 rm -f conftest*
2760 fi
2761
2762 echo "$ac_t""$libc_cv_ld_version_script_option" 1>&6
2763 if test $shared != no &&
2764    test $libc_cv_asm_symver_directive = yes &&
2765    test $libc_cv_ld_version_script_option = yes &&
2766    test $enable_versioning = yes; then
2767   VERSIONING=yes
2768   cat >> confdefs.h <<\EOF
2769 #define DO_VERSIONING 1
2770 EOF
2771
2772 else
2773   VERSIONING=no
2774 fi
2775
2776
2777 if test $elf = yes && test $shared != no && test $VERSIONING = no; then
2778   echo "\
2779 *** WARNING: You should not compile GNU libc without versioning. Not using
2780 *** versioning will introduce incompatibilities so that old binaries
2781 *** will not run anymore.
2782 *** For versioning you need recent binutils (binutils-2.8.1.0.23 or newer)."
2783 fi
2784 if test $elf = yes; then
2785   echo $ac_n "checking for .previous assembler directive""... $ac_c" 1>&6
2786 echo "configure:2787: checking for .previous assembler directive" >&5
2787 if eval "test \"`echo '$''{'libc_cv_asm_previous_directive'+set}'`\" = set"; then
2788   echo $ac_n "(cached) $ac_c" 1>&6
2789 else
2790     cat > conftest.s <<EOF
2791 .section foo_section
2792 .previous
2793 EOF
2794   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2795: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2795     libc_cv_asm_previous_directive=yes
2796   else
2797     libc_cv_asm_previous_directive=no
2798   fi
2799   rm -f conftest*
2800 fi
2801
2802 echo "$ac_t""$libc_cv_asm_previous_directive" 1>&6
2803   if test $libc_cv_asm_previous_directive = yes; then
2804     cat >> confdefs.h <<\EOF
2805 #define HAVE_ASM_PREVIOUS_DIRECTIVE 1
2806 EOF
2807
2808   else
2809     echo $ac_n "checking for .popsection assembler directive""... $ac_c" 1>&6
2810 echo "configure:2811: checking for .popsection assembler directive" >&5
2811 if eval "test \"`echo '$''{'libc_cv_asm_popsection_directive'+set}'`\" = set"; then
2812   echo $ac_n "(cached) $ac_c" 1>&6
2813 else
2814       cat > conftest.s <<EOF
2815 .pushsection foo_section
2816 .popsection
2817 EOF
2818     if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2819: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2819       libc_cv_asm_popsection_directive=yes
2820     else
2821       libc_cv_asm_popsection_directive=no
2822     fi
2823     rm -f conftest*
2824 fi
2825
2826 echo "$ac_t""$libc_cv_asm_popsection_directive" 1>&6
2827     if test $libc_cv_asm_popsection_directive = yes; then
2828       cat >> confdefs.h <<\EOF
2829 #define HAVE_ASM_POPSECTION_DIRECTIVE 1
2830 EOF
2831
2832     fi
2833   fi
2834   echo $ac_n "checking for .protected and .hidden assembler directive""... $ac_c" 1>&6
2835 echo "configure:2836: checking for .protected and .hidden assembler directive" >&5
2836 if eval "test \"`echo '$''{'libc_cv_asm_protected_directive'+set}'`\" = set"; then
2837   echo $ac_n "(cached) $ac_c" 1>&6
2838 else
2839     cat > conftest.s <<EOF
2840 .protected foo
2841 foo:
2842 .hidden bar
2843 bar:
2844 EOF
2845   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2846: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2846     libc_cv_asm_protected_directive=yes
2847   else
2848     libc_cv_asm_protected_directive=no
2849   fi
2850   rm -f conftest*
2851 fi
2852
2853 echo "$ac_t""$libc_cv_asm_protected_directive" 1>&6
2854
2855   cat >> confdefs.h <<\EOF
2856 #define HAVE_PROTECTED 1
2857 EOF
2858
2859   cat >> confdefs.h <<\EOF
2860 #define HAVE_HIDDEN 1
2861 EOF
2862
2863
2864   if test $libc_cv_asm_protected_directive = yes; then
2865     echo $ac_n "checking whether __attribute__((visibility())) is supported""... $ac_c" 1>&6
2866 echo "configure:2867: checking whether __attribute__((visibility())) is supported" >&5
2867 if eval "test \"`echo '$''{'libc_cv_visibility_attribute'+set}'`\" = set"; then
2868   echo $ac_n "(cached) $ac_c" 1>&6
2869 else
2870   cat > conftest.c <<EOF
2871                   int foo __attribute__ ((visibility ("hidden"))) = 1;
2872                   int bar __attribute__ ((visibility ("protected"))) = 1;
2873 EOF
2874                   libc_cv_visibility_attribute=no
2875                   if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
2876                     if grep '\.hidden.*foo' conftest.s >/dev/null; then
2877                       if grep '\.protected.*bar' conftest.s >/dev/null; then
2878                         libc_cv_visibility_attribute=yes
2879                       fi
2880                     fi
2881                   fi
2882                   rm -f conftest.cs
2883
2884 fi
2885
2886 echo "$ac_t""$libc_cv_visibility_attribute" 1>&6
2887     if test $libc_cv_visibility_attribute = yes; then
2888       cat >> confdefs.h <<\EOF
2889 #define HAVE_VISIBILITY_ATTRIBUTE 1
2890 EOF
2891
2892     fi
2893   fi
2894
2895   if test $libc_cv_visibility_attribute = yes; then
2896     echo $ac_n "checking for broken __attribute__((visibility()))""... $ac_c" 1>&6
2897 echo "configure:2898: checking for broken __attribute__((visibility()))" >&5
2898 if eval "test \"`echo '$''{'libc_cv_broken_visibility_attribute'+set}'`\" = set"; then
2899   echo $ac_n "(cached) $ac_c" 1>&6
2900 else
2901   cat > conftest.c <<EOF
2902                   int foo (int x);
2903                   int bar (int x) __asm__ ("foo") __attribute__ ((visibility ("hidden")));
2904                   int bar (int x) { return x; }
2905 EOF
2906                   libc_cv_broken_visibility_attribute=yes
2907                   if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
2908                     if grep '\.hidden[  _]foo' conftest.s >/dev/null; then
2909                       libc_cv_broken_visibility_attribute=no
2910                     fi
2911                   fi
2912                   rm -f conftest.c conftest.s
2913
2914 fi
2915
2916 echo "$ac_t""$libc_cv_broken_visibility_attribute" 1>&6
2917     if test $libc_cv_broken_visibility_attribute = yes; then
2918       cat >> confdefs.h <<\EOF
2919 #define HAVE_BROKEN_VISIBILITY_ATTRIBUTE 1
2920 EOF
2921
2922     fi
2923   fi
2924
2925   echo $ac_n "checking for broken __attribute__((alias()))""... $ac_c" 1>&6
2926 echo "configure:2927: checking for broken __attribute__((alias()))" >&5
2927 if eval "test \"`echo '$''{'libc_cv_broken_alias_attribute'+set}'`\" = set"; then
2928   echo $ac_n "(cached) $ac_c" 1>&6
2929 else
2930   cat > conftest.c <<EOF
2931                   extern int foo (int x) __asm ("xyzzy");
2932                   int bar (int x) { return x; }
2933                   extern __typeof (bar) foo __attribute ((weak, alias ("bar")));
2934                   extern int dfoo;
2935                   extern __typeof (dfoo) dfoo __asm ("abccb");
2936                   int dfoo = 1;
2937 EOF
2938                   libc_cv_broken_alias_attribute=yes
2939                   if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
2940                     if grep 'xyzzy' conftest.s >/dev/null &&
2941                        grep 'abccb' conftest.s >/dev/null; then
2942                       libc_cv_broken_alias_attribute=no
2943                     fi
2944                   fi
2945                   rm -f conftest.c conftest.s
2946
2947 fi
2948
2949 echo "$ac_t""$libc_cv_broken_alias_attribute" 1>&6
2950   if test $libc_cv_broken_alias_attribute = yes; then
2951     cat >> confdefs.h <<\EOF
2952 #define HAVE_BROKEN_ALIAS_ATTRIBUTE 1
2953 EOF
2954
2955   fi
2956
2957   if test $libc_cv_visibility_attribute = yes -a $gnu_ld = yes; then
2958     echo $ac_n "checking whether to put _rtld_local into .sdata section""... $ac_c" 1>&6
2959 echo "configure:2960: checking whether to put _rtld_local into .sdata section" >&5
2960 if eval "test \"`echo '$''{'libc_cv_have_sdata_section'+set}'`\" = set"; then
2961   echo $ac_n "(cached) $ac_c" 1>&6
2962 else
2963   echo "int i;" > conftest.c
2964                   libc_cv_have_sdata_section=no
2965                   if ${CC-cc} -shared -Wl,--verbose conftest.c -o conftest.so 2>&1 \
2966                      | grep '\.sdata' >/dev/null; then
2967                     libc_cv_have_sdata_section=yes
2968                   fi
2969                   rm -f conftest.c conftest.so
2970
2971 fi
2972
2973 echo "$ac_t""$libc_cv_have_sdata_section" 1>&6
2974     if test $libc_cv_have_sdata_section = yes; then
2975       cat >> confdefs.h <<\EOF
2976 #define HAVE_SDATA_SECTION 1
2977 EOF
2978
2979     fi
2980   fi
2981
2982   echo $ac_n "checking for .preinit_array/.init_array/.fini_array support""... $ac_c" 1>&6
2983 echo "configure:2984: checking for .preinit_array/.init_array/.fini_array support" >&5
2984 if eval "test \"`echo '$''{'libc_cv_initfinit_array'+set}'`\" = set"; then
2985   echo $ac_n "(cached) $ac_c" 1>&6
2986 else
2987     cat > conftest.c <<EOF
2988 int _start (void) { return 0; }
2989 int __start (void) { return 0; }
2990 int foo (void) { return 1; }
2991 int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;
2992 EOF
2993   if { ac_try='${CC-cc} -o conftest conftest.c
2994                      -static -nostartfiles -nostdlib 1>&5'; { (eval echo configure:2995: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
2995   then
2996     if readelf -S conftest | fgrep INIT_ARRAY > /dev/null; then
2997       libc_cv_initfinit_array=yes
2998     else
2999       libc_cv_initfinit_array=no
3000     fi
3001   else
3002     libc_cv_initfinit_array=no
3003   fi
3004   rm -f conftest*
3005 fi
3006
3007 echo "$ac_t""$libc_cv_initfinit_array" 1>&6
3008
3009   if test $libc_cv_initfinit_array = yes; then
3010     cat >> confdefs.h <<\EOF
3011 #define HAVE_INITFINI_ARRAY 1
3012 EOF
3013
3014   fi
3015
3016   echo $ac_n "checking for -z nodelete option""... $ac_c" 1>&6
3017 echo "configure:3018: checking for -z nodelete option" >&5
3018 if eval "test \"`echo '$''{'libc_cv_z_nodelete'+set}'`\" = set"; then
3019   echo $ac_n "(cached) $ac_c" 1>&6
3020 else
3021     cat > conftest.c <<EOF
3022 int _start (void) { return 42; }
3023 EOF
3024   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
3025                      -nostartfiles -nostdlib
3026                      -Wl,--enable-new-dtags,-z,nodelete 1>&5'; { (eval echo configure:3027: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3027   then
3028     libc_cv_z_nodelete=yes
3029   else
3030     libc_cv_z_nodelete=no
3031   fi
3032   rm -f conftest*
3033 fi
3034
3035 echo "$ac_t""$libc_cv_z_nodelete" 1>&6
3036
3037
3038   echo $ac_n "checking for -z nodlopen option""... $ac_c" 1>&6
3039 echo "configure:3040: checking for -z nodlopen option" >&5
3040 if eval "test \"`echo '$''{'libc_cv_z_nodlopen'+set}'`\" = set"; then
3041   echo $ac_n "(cached) $ac_c" 1>&6
3042 else
3043     cat > conftest.c <<EOF
3044 int _start (void) { return 42; }
3045 EOF
3046   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
3047                         -nostartfiles -nostdlib
3048                         -Wl,--enable-new-dtags,-z,nodlopen 1>&5'; { (eval echo configure:3049: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3049   then
3050     libc_cv_z_nodlopen=yes
3051   else
3052     libc_cv_z_nodlopen=no
3053   fi
3054   rm -f conftest*
3055 fi
3056
3057 echo "$ac_t""$libc_cv_z_nodlopen" 1>&6
3058
3059
3060   echo $ac_n "checking for -z initfirst option""... $ac_c" 1>&6
3061 echo "configure:3062: checking for -z initfirst option" >&5
3062 if eval "test \"`echo '$''{'libc_cv_z_initfirst'+set}'`\" = set"; then
3063   echo $ac_n "(cached) $ac_c" 1>&6
3064 else
3065     cat > conftest.c <<EOF
3066 int _start (void) { return 42; }
3067 EOF
3068   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
3069                         -nostartfiles -nostdlib
3070                         -Wl,--enable-new-dtags,-z,initfirst 1>&5'; { (eval echo configure:3071: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3071   then
3072     libc_cv_z_initfirst=yes
3073   else
3074     libc_cv_z_initfirst=no
3075   fi
3076   rm -f conftest*
3077 fi
3078
3079 echo "$ac_t""$libc_cv_z_initfirst" 1>&6
3080
3081
3082   echo $ac_n "checking for -Bgroup option""... $ac_c" 1>&6
3083 echo "configure:3084: checking for -Bgroup option" >&5
3084 if eval "test \"`echo '$''{'libc_cv_Bgroup'+set}'`\" = set"; then
3085   echo $ac_n "(cached) $ac_c" 1>&6
3086 else
3087     cat > conftest.c <<EOF
3088 int _start (void) { return 42; }
3089 EOF
3090   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,-Bgroup -nostdlib 1>&5'; { (eval echo configure:3091: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3091   then
3092     libc_cv_Bgroup=yes
3093   else
3094     libc_cv_Bgroup=no
3095   fi
3096   rm -f conftest*
3097 fi
3098
3099 echo "$ac_t""$libc_cv_Bgroup" 1>&6
3100
3101
3102   echo $ac_n "checking for -z combreloc""... $ac_c" 1>&6
3103 echo "configure:3104: checking for -z combreloc" >&5
3104 if eval "test \"`echo '$''{'libc_cv_z_combreloc'+set}'`\" = set"; then
3105   echo $ac_n "(cached) $ac_c" 1>&6
3106 else
3107     cat > conftest.c <<EOF
3108 extern int bar (int);
3109 extern int mumble;
3110 int foo (void) { return bar (mumble); }
3111 EOF
3112   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
3113                         -nostdlib -nostartfiles
3114                         -Wl,-z,combreloc 1>&5'; { (eval echo configure:3115: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3115   then
3116     if readelf -S conftest.so | grep '\.rel\(a\|\)\.dyn' > /dev/null; then
3117       libc_cv_z_combreloc=yes
3118     else
3119       libc_cv_z_combreloc=no
3120     fi
3121   else
3122     libc_cv_z_combreloc=no
3123   fi
3124   rm -f conftest*
3125 fi
3126
3127 echo "$ac_t""$libc_cv_z_combreloc" 1>&6
3128   if test "$libc_cv_z_combreloc" = yes; then
3129     cat >> confdefs.h <<\EOF
3130 #define HAVE_Z_COMBRELOC 1
3131 EOF
3132
3133   fi
3134 fi
3135
3136
3137 if test $elf != yes; then
3138   echo $ac_n "checking for .init and .fini sections""... $ac_c" 1>&6
3139 echo "configure:3140: checking for .init and .fini sections" >&5
3140 if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then
3141   echo $ac_n "(cached) $ac_c" 1>&6
3142 else
3143   cat > conftest.$ac_ext <<EOF
3144 #line 3145 "configure"
3145 #include "confdefs.h"
3146
3147 int main() {
3148 asm (".section .init");
3149                                     asm (".section .fini");
3150                                     asm ("${libc_cv_dot_text}");
3151 ; return 0; }
3152 EOF
3153 if { (eval echo configure:3154: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3154   rm -rf conftest*
3155   libc_cv_have_initfini=yes
3156 else
3157   echo "configure: failed program was:" >&5
3158   cat conftest.$ac_ext >&5
3159   rm -rf conftest*
3160   libc_cv_have_initfini=no
3161 fi
3162 rm -f conftest*
3163 fi
3164
3165 echo "$ac_t""$libc_cv_have_initfini" 1>&6
3166     if test $libc_cv_have_initfini = yes; then
3167     cat >> confdefs.h <<\EOF
3168 #define HAVE_INITFINI 1
3169 EOF
3170
3171   fi
3172 fi
3173
3174 if test $elf = yes -a $gnu_ld = yes; then
3175   echo $ac_n "checking whether cc puts quotes around section names""... $ac_c" 1>&6
3176 echo "configure:3177: checking whether cc puts quotes around section names" >&5
3177 if eval "test \"`echo '$''{'libc_cv_have_section_quotes'+set}'`\" = set"; then
3178   echo $ac_n "(cached) $ac_c" 1>&6
3179 else
3180   cat > conftest.c <<EOF
3181                   static const int foo
3182                   __attribute__ ((section ("bar"))) = 1;
3183 EOF
3184                   if ${CC-cc} -S conftest.c -o conftest.s; then
3185                     if grep '\.section.*"bar"' conftest.s >/dev/null; then
3186                       libc_cv_have_section_quotes=yes
3187                     else
3188                       libc_cv_have_section_quotes=no
3189                     fi
3190                   else
3191                     libc_cv_have_section_quotes=unknown
3192                   fi
3193                   rm -f conftest.cs
3194
3195 fi
3196
3197 echo "$ac_t""$libc_cv_have_section_quotes" 1>&6
3198   if test $libc_cv_have_section_quotes = yes; then
3199     cat >> confdefs.h <<\EOF
3200 #define HAVE_SECTION_QUOTES 1
3201 EOF
3202
3203   fi
3204 fi
3205
3206
3207
3208 if test $elf = yes; then
3209   libc_cv_asm_underscores=no
3210 else
3211   if test $ac_cv_prog_cc_works = yes; then
3212     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
3213 echo "configure:3214: checking for _ prefix on C symbol names" >&5
3214 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
3215   echo $ac_n "(cached) $ac_c" 1>&6
3216 else
3217   cat > conftest.$ac_ext <<EOF
3218 #line 3219 "configure"
3219 #include "confdefs.h"
3220 asm ("_glibc_foobar:");
3221 int main() {
3222 glibc_foobar ();
3223 ; return 0; }
3224 EOF
3225 if { (eval echo configure:3226: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3226   rm -rf conftest*
3227   libc_cv_asm_underscores=yes
3228 else
3229   echo "configure: failed program was:" >&5
3230   cat conftest.$ac_ext >&5
3231   rm -rf conftest*
3232   libc_cv_asm_underscores=no
3233 fi
3234 rm -f conftest*
3235 fi
3236
3237 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
3238   else
3239     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
3240 echo "configure:3241: checking for _ prefix on C symbol names" >&5
3241 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
3242   echo $ac_n "(cached) $ac_c" 1>&6
3243 else
3244   cat > conftest.$ac_ext <<EOF
3245 #line 3246 "configure"
3246 #include "confdefs.h"
3247 void underscore_test(void) {
3248 return; }
3249 EOF
3250 if { (eval echo configure:3251: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3251   if grep _underscore_test conftest* >/dev/null; then
3252     rm -f conftest*
3253     libc_cv_asm_underscores=yes
3254   else
3255     rm -f conftest*
3256     libc_cv_asm_underscores=no
3257   fi
3258 else
3259   echo "configure: failed program was:" >&5
3260   cat conftest.$ac_ext >&5
3261   rm -f conftest*
3262   libc_cv_asm_underscores=no
3263 fi
3264 rm -f conftest*
3265 fi
3266
3267 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
3268   fi
3269 fi
3270 if test $libc_cv_asm_underscores = no; then
3271   cat >> confdefs.h <<\EOF
3272 #define NO_UNDERSCORES 1
3273 EOF
3274
3275 fi
3276
3277 if test $elf = yes; then
3278   libc_cv_weak_symbols=yes
3279 fi
3280
3281 echo $ac_n "checking for assembler .weak directive""... $ac_c" 1>&6
3282 echo "configure:3283: checking for assembler .weak directive" >&5
3283 if eval "test \"`echo '$''{'libc_cv_asm_weak_directive'+set}'`\" = set"; then
3284   echo $ac_n "(cached) $ac_c" 1>&6
3285 else
3286   cat > conftest.s <<EOF
3287 ${libc_cv_dot_text}
3288 ${libc_cv_asm_global_directive} foo
3289 foo:
3290 .weak foo
3291 .weak bar; bar = foo
3292 EOF
3293 if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
3294   libc_cv_asm_weak_directive=yes
3295 else
3296   libc_cv_asm_weak_directive=no
3297 fi
3298 rm -f conftest*
3299 fi
3300
3301 echo "$ac_t""$libc_cv_asm_weak_directive" 1>&6
3302
3303 if test $libc_cv_asm_weak_directive = no; then
3304   echo $ac_n "checking for assembler .weakext directive""... $ac_c" 1>&6
3305 echo "configure:3306: checking for assembler .weakext directive" >&5
3306 if eval "test \"`echo '$''{'libc_cv_asm_weakext_directive'+set}'`\" = set"; then
3307   echo $ac_n "(cached) $ac_c" 1>&6
3308 else
3309   cat > conftest.s <<EOF
3310 ${libc_cv_dot_text}
3311 ${libc_cv_asm_global_directive} foo
3312 foo:
3313 .weakext bar foo
3314 .weakext baz
3315 ${libc_cv_asm_global_directive} baz
3316 baz:
3317 EOF
3318   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
3319     libc_cv_asm_weakext_directive=yes
3320   else
3321     libc_cv_asm_weakext_directive=no
3322   fi
3323   rm -f conftest*
3324 fi
3325
3326 echo "$ac_t""$libc_cv_asm_weakext_directive" 1>&6
3327
3328 fi # no .weak
3329
3330 if test $libc_cv_asm_weak_directive = yes; then
3331   cat >> confdefs.h <<\EOF
3332 #define HAVE_ASM_WEAK_DIRECTIVE 1
3333 EOF
3334
3335 elif test $libc_cv_asm_weakext_directive = yes; then
3336   cat >> confdefs.h <<\EOF
3337 #define HAVE_ASM_WEAKEXT_DIRECTIVE 1
3338 EOF
3339
3340 fi
3341
3342 case "${host_cpu}-${host_os}" in
3343   cris*)
3344     libc_cv_asm_line_sep='@'
3345     cat >> confdefs.h <<EOF
3346 #define ASM_LINE_SEP $libc_cv_asm_line_sep
3347 EOF
3348
3349     ;;
3350   hppa*linux*)
3351   echo $ac_n "checking for assembler line separator""... $ac_c" 1>&6
3352 echo "configure:3353: checking for assembler line separator" >&5
3353 if eval "test \"`echo '$''{'libc_cv_asm_line_sep'+set}'`\" = set"; then
3354   echo $ac_n "(cached) $ac_c" 1>&6
3355 else
3356     cat > conftest.s <<EOF
3357  nop ; is_old_puffin
3358 EOF
3359   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:3360: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3360     libc_cv_asm_line_sep='!'
3361   else
3362     if test -z "$enable_hacker_mode"; then
3363       echo "*** You need a newer assembler to compile glibc"
3364       rm -f conftest*
3365       exit 1
3366     fi
3367     libc_cv_asm_line_sep=';'
3368   fi
3369   rm -f conftest*
3370 fi
3371
3372 echo "$ac_t""$libc_cv_asm_line_sep" 1>&6
3373   cat >> confdefs.h <<EOF
3374 #define ASM_LINE_SEP $libc_cv_asm_line_sep
3375 EOF
3376
3377   ;;
3378 esac
3379
3380 echo $ac_n "checking for ld --no-whole-archive""... $ac_c" 1>&6
3381 echo "configure:3382: checking for ld --no-whole-archive" >&5
3382 if eval "test \"`echo '$''{'libc_cv_ld_no_whole_archive'+set}'`\" = set"; then
3383   echo $ac_n "(cached) $ac_c" 1>&6
3384 else
3385   cat > conftest.c <<\EOF
3386 _start () {}
3387 int __eh_pc;
3388 __throw () {}
3389 EOF
3390 if { ac_try='${CC-cc} $CFLAGS
3391                             -nostdlib -nostartfiles -Wl,--no-whole-archive
3392                             -o conftest conftest.c 1>&5'; { (eval echo configure:3393: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3393   libc_cv_ld_no_whole_archive=yes
3394 else
3395   libc_cv_ld_no_whole_archive=no
3396 fi
3397 rm -f conftest*
3398 fi
3399
3400 echo "$ac_t""$libc_cv_ld_no_whole_archive" 1>&6
3401 if test $libc_cv_ld_no_whole_archive = yes; then
3402   no_whole_archive=-Wl,--no-whole-archive
3403 fi
3404
3405 echo $ac_n "checking for gcc -fexceptions""... $ac_c" 1>&6
3406 echo "configure:3407: checking for gcc -fexceptions" >&5
3407 if eval "test \"`echo '$''{'libc_cv_gcc_exceptions'+set}'`\" = set"; then
3408   echo $ac_n "(cached) $ac_c" 1>&6
3409 else
3410   cat > conftest.c <<\EOF
3411 _start () {}
3412 int __eh_pc;
3413 __throw () {}
3414 EOF
3415 if { ac_try='${CC-cc} $CFLAGS
3416                             -nostdlib -nostartfiles -fexceptions
3417                             -o conftest conftest.c 1>&5'; { (eval echo configure:3418: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3418   libc_cv_gcc_exceptions=yes
3419 else
3420   libc_cv_gcc_exceptions=no
3421 fi
3422 rm -f conftest*
3423 fi
3424
3425 echo "$ac_t""$libc_cv_gcc_exceptions" 1>&6
3426 if test $libc_cv_gcc_exceptions = yes; then
3427   exceptions=-fexceptions
3428 fi
3429
3430 if test "$base_machine" = alpha ; then
3431 echo $ac_n "checking for function ..ng prefix""... $ac_c" 1>&6
3432 echo "configure:3433: checking for function ..ng prefix" >&5
3433 if eval "test \"`echo '$''{'libc_cv_gcc_alpha_ng_prefix'+set}'`\" = set"; then
3434   echo $ac_n "(cached) $ac_c" 1>&6
3435 else
3436   cat > conftest.c <<\EOF
3437 foo () { }
3438 EOF
3439 if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null'; { (eval echo configure:3440: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
3440 then
3441   libc_cv_gcc_alpha_ng_prefix=yes
3442 else
3443   libc_cv_gcc_alpha_ng_prefix=no
3444 fi
3445 rm -f conftest*
3446 fi
3447
3448 echo "$ac_t""$libc_cv_gcc_alpha_ng_prefix" 1>&6
3449 if test $libc_cv_gcc_alpha_ng_prefix = yes ; then
3450   cat >> confdefs.h <<\EOF
3451 #define ASM_ALPHA_NG_SYMBOL_PREFIX "$"
3452 EOF
3453
3454 else
3455   cat >> confdefs.h <<\EOF
3456 #define ASM_ALPHA_NG_SYMBOL_PREFIX ""
3457 EOF
3458
3459 fi
3460 fi
3461
3462 if test "$host_cpu" = powerpc ; then
3463 # Check for a bug present in at least versions 2.8.x of GCC
3464 # and versions 1.0.x of EGCS.
3465 echo $ac_n "checking whether clobbering cr0 causes problems""... $ac_c" 1>&6
3466 echo "configure:3467: checking whether clobbering cr0 causes problems" >&5
3467 if eval "test \"`echo '$''{'libc_cv_c_asmcr0_bug'+set}'`\" = set"; then
3468   echo $ac_n "(cached) $ac_c" 1>&6
3469 else
3470   cat > conftest.$ac_ext <<EOF
3471 #line 3472 "configure"
3472 #include "confdefs.h"
3473 int tester(int x) { asm ("" : : : "cc"); return x & 123; }
3474 int main() {
3475
3476 ; return 0; }
3477 EOF
3478 if { (eval echo configure:3479: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3479   rm -rf conftest*
3480   libc_cv_c_asmcr0_bug='no'
3481 else
3482   echo "configure: failed program was:" >&5
3483   cat conftest.$ac_ext >&5
3484   rm -rf conftest*
3485   libc_cv_c_asmcr0_bug='yes'
3486 fi
3487 rm -f conftest*
3488 fi
3489
3490 echo "$ac_t""$libc_cv_c_asmcr0_bug" 1>&6
3491 if test "$libc_cv_c_asmcr0_bug" != 'no'; then
3492   cat >> confdefs.h <<\EOF
3493 #define BROKEN_PPC_ASM_CR0 1
3494 EOF
3495
3496 fi
3497 fi
3498
3499 echo $ac_n "checking for DWARF2 unwind info support""... $ac_c" 1>&6
3500 echo "configure:3501: checking for DWARF2 unwind info support" >&5
3501 if eval "test \"`echo '$''{'libc_cv_gcc_dwarf2_unwind_info'+set}'`\" = set"; then
3502   echo $ac_n "(cached) $ac_c" 1>&6
3503 else
3504   cat > conftest.c <<EOF
3505 #line 3506 "configure"
3506 static char *__EH_FRAME_BEGIN__;
3507 _start ()
3508 {
3509 #ifdef CHECK__register_frame
3510   __register_frame (__EH_FRAME_BEGIN__);
3511   __deregister_frame (__EH_FRAME_BEGIN__);
3512 #endif
3513 #ifdef CHECK__register_frame_info
3514   __register_frame_info (__EH_FRAME_BEGIN__);
3515   __deregister_frame_info (__EH_FRAME_BEGIN__);
3516 #endif
3517 }
3518 int __eh_pc;
3519 __throw () {}
3520 /* FIXME: this is fragile.  */
3521 malloc () {}
3522 strcmp () {}
3523 strlen () {}
3524 memcpy () {}
3525 memset () {}
3526 free () {}
3527 abort () {}
3528 __bzero () {}
3529 dl_iterate_phdr () {}
3530 EOF
3531 if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
3532                             -nostdlib -nostartfiles
3533                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3534: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3534   libc_cv_gcc_dwarf2_unwind_info=static
3535 else
3536   libc_cv_gcc_dwarf2_unwind_info=no
3537 fi
3538 if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
3539                             -nostdlib -nostartfiles
3540                             -o conftest conftest.c -lgcc -lgcc_eh >&5'; { (eval echo configure:3541: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3541   if ${CC-cc} $CFLAGS -DCHECK__register_frame_info -nostdlib -nostartfiles \
3542      -o conftest conftest.c -lgcc -lgcc_eh -v 2>&1 >/dev/null \
3543      | grep -q -- --eh-frame-hdr; then
3544     libc_cv_gcc_dwarf2_unwind_info=no_registry_needed
3545   else
3546     libc_cv_gcc_dwarf2_unwind_info=static
3547   fi
3548 else
3549   libc_cv_gcc_dwarf2_unwind_info=no
3550 fi
3551 if test $libc_cv_gcc_dwarf2_unwind_info = no; then
3552   if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame
3553                               -nostdlib -nostartfiles
3554                               -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3555: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3555     libc_cv_gcc_dwarf2_unwind_info=yes
3556   else
3557     libc_cv_gcc_dwarf2_unwind_info=no
3558   fi
3559 fi
3560 rm -f conftest*
3561 fi
3562
3563 echo "$ac_t""$libc_cv_gcc_dwarf2_unwind_info" 1>&6
3564 case $libc_cv_gcc_dwarf2_unwind_info in
3565 yes)
3566   cat >> confdefs.h <<\EOF
3567 #define HAVE_DWARF2_UNWIND_INFO 1
3568 EOF
3569
3570   ;;
3571 static)
3572   cat >> confdefs.h <<\EOF
3573 #define HAVE_DWARF2_UNWIND_INFO 1
3574 EOF
3575
3576   cat >> confdefs.h <<\EOF
3577 #define HAVE_DWARF2_UNWIND_INFO_STATIC 1
3578 EOF
3579
3580   ;;
3581 esac
3582
3583 echo $ac_n "checking for __builtin_expect""... $ac_c" 1>&6
3584 echo "configure:3585: checking for __builtin_expect" >&5
3585 if eval "test \"`echo '$''{'libc_cv_gcc_builtin_expect'+set}'`\" = set"; then
3586   echo $ac_n "(cached) $ac_c" 1>&6
3587 else
3588   cat > conftest.c <<EOF
3589 #line 3590 "configure"
3590 int foo (int a)
3591 {
3592   a = __builtin_expect (a, 10);
3593   return a == 10 ? 0 : 1;
3594 }
3595 EOF
3596 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
3597                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3598: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3598   libc_cv_gcc_builtin_expect=yes
3599 else
3600   libc_cv_gcc_builtin_expect=no
3601 fi
3602 rm -f conftest*
3603 fi
3604
3605 echo "$ac_t""$libc_cv_gcc_builtin_expect" 1>&6
3606 if test "$libc_cv_gcc_builtin_expect" = yes; then
3607   cat >> confdefs.h <<\EOF
3608 #define HAVE_BUILTIN_EXPECT 1
3609 EOF
3610
3611 fi
3612
3613 echo $ac_n "checking for __builtin_memset""... $ac_c" 1>&6
3614 echo "configure:3615: checking for __builtin_memset" >&5
3615 if eval "test \"`echo '$''{'libc_cv_gcc_builtin_memset'+set}'`\" = set"; then
3616   echo $ac_n "(cached) $ac_c" 1>&6
3617 else
3618   cat > conftest.c <<\EOF
3619 void zero (void *x)
3620 {
3621   __builtin_memset (x, 0, 1000);
3622 }
3623 EOF
3624 if { ac_try='${CC-cc} -O3 -S conftest.c -o - | fgrep "memset" > /dev/null'; { (eval echo configure:3625: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
3625 then
3626   libc_cv_gcc_builtin_memset=no
3627 else
3628   libc_cv_gcc_builtin_memset=yes
3629 fi
3630 rm -f conftest*
3631 fi
3632
3633 echo "$ac_t""$libc_cv_gcc_builtin_memset" 1>&6
3634 if test "$libc_cv_gcc_builtin_memset" = yes ; then
3635   cat >> confdefs.h <<\EOF
3636 #define HAVE_BUILTIN_MEMSET 1
3637 EOF
3638
3639 fi
3640
3641 echo $ac_n "checking for local label subtraction""... $ac_c" 1>&6
3642 echo "configure:3643: checking for local label subtraction" >&5
3643 if eval "test \"`echo '$''{'libc_cv_gcc_subtract_local_labels'+set}'`\" = set"; then
3644   echo $ac_n "(cached) $ac_c" 1>&6
3645 else
3646   cat > conftest.c <<EOF
3647 #line 3648 "configure"
3648 int foo (int a)
3649 {
3650   static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };
3651   void *p = &&l1 + ar[a];
3652   goto *p;
3653  l1:
3654   return 1;
3655  l2:
3656   return 2;
3657 }
3658 EOF
3659 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
3660                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3661: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3661   libc_cv_gcc_subtract_local_labels=yes
3662 else
3663   libc_cv_gcc_subtract_local_labels=no
3664 fi
3665 rm -f conftest*
3666 fi
3667
3668 echo "$ac_t""$libc_cv_gcc_subtract_local_labels" 1>&6
3669 if test "$libc_cv_gcc_subtract_local_labels" = yes; then
3670   cat >> confdefs.h <<\EOF
3671 #define HAVE_SUBTRACT_LOCAL_LABELS 1
3672 EOF
3673
3674 fi
3675
3676 echo $ac_n "checking for __thread""... $ac_c" 1>&6
3677 echo "configure:3678: checking for __thread" >&5
3678 if eval "test \"`echo '$''{'libc_cv_gcc___thread'+set}'`\" = set"; then
3679   echo $ac_n "(cached) $ac_c" 1>&6
3680 else
3681   cat > conftest.c <<EOF
3682 __thread int a = 42;
3683 EOF
3684 if { ac_try='${CC-cc} $CFLAGS -c conftest.c >&5'; { (eval echo configure:3685: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3685   libc_cv_gcc___thread=yes
3686 else
3687   libc_cv_gcc___thread=no
3688 fi
3689 rm -f conftest*
3690 fi
3691
3692 echo "$ac_t""$libc_cv_gcc___thread" 1>&6
3693 if test "$libc_cv_gcc___thread" = yes; then
3694   cat >> confdefs.h <<\EOF
3695 #define HAVE___THREAD 1
3696 EOF
3697
3698 fi
3699
3700
3701 echo $ac_n "checking for libgd""... $ac_c" 1>&6
3702 echo "configure:3703: checking for libgd" >&5
3703 if test "$with_gd" != "no"; then
3704   old_CFLAGS="$CFLAGS"
3705   CFLAGS="$CFLAGS $libgd_include"
3706   old_LDFLAGS="$LDFLAGS"
3707   LDFLAGS="$LDFLAGS $libgd_ldflags"
3708   old_LIBS="$LIBS"
3709   LIBS="$LIBS -lgd -lpng -lz -lm"
3710   cat > conftest.$ac_ext <<EOF
3711 #line 3712 "configure"
3712 #include "confdefs.h"
3713 #include <gd.h>
3714 int main() {
3715 gdImagePng (0, 0)
3716 ; return 0; }
3717 EOF
3718 if { (eval echo configure:3719: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3719   rm -rf conftest*
3720   LIBGD=yes
3721 else
3722   echo "configure: failed program was:" >&5
3723   cat conftest.$ac_ext >&5
3724   rm -rf conftest*
3725   LIBGD=no
3726 fi
3727 rm -f conftest*
3728   CFLAGS="$old_CFLAGS"
3729   LDFLAGS="$old_LDFLAGS"
3730   LIBS="$old_LIBS"
3731 else
3732   LIBGD=no
3733 fi
3734 echo "$ac_t""$LIBGD" 1>&6
3735
3736
3737 echo $ac_n "checking size of long double""... $ac_c" 1>&6
3738 echo "configure:3739: checking size of long double" >&5
3739 if eval "test \"`echo '$''{'ac_cv_sizeof_long_double'+set}'`\" = set"; then
3740   echo $ac_n "(cached) $ac_c" 1>&6
3741 else
3742   if test "$cross_compiling" = yes; then
3743   ac_cv_sizeof_long_double=0
3744 else
3745   cat > conftest.$ac_ext <<EOF
3746 #line 3747 "configure"
3747 #include "confdefs.h"
3748 #include <stdio.h>
3749 int main()
3750 {
3751   FILE *f=fopen("conftestval", "w");
3752   if (!f) return(1);
3753   fprintf(f, "%d\n", sizeof(long double));
3754   return(0);
3755 }
3756 EOF
3757 if { (eval echo configure:3758: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
3758 then
3759   ac_cv_sizeof_long_double=`cat conftestval`
3760 else
3761   echo "configure: failed program was:" >&5
3762   cat conftest.$ac_ext >&5
3763   rm -fr conftest*
3764   ac_cv_sizeof_long_double=0
3765 fi
3766 rm -fr conftest*
3767 fi
3768
3769 fi
3770 echo "$ac_t""$ac_cv_sizeof_long_double" 1>&6
3771 cat >> confdefs.h <<EOF
3772 #define SIZEOF_LONG_DOUBLE $ac_cv_sizeof_long_double
3773 EOF
3774
3775
3776 sizeof_long_double=$ac_cv_sizeof_long_double
3777
3778
3779 ### End of automated tests.
3780 ### Now run sysdeps configure fragments.
3781
3782 # sysdeps configure fragments may set these with files to be linked below.
3783 libc_link_dests=
3784 libc_link_sources=
3785
3786 # They also can set these variables.
3787 use_ldconfig=no
3788 ldd_rewrite_script=no
3789 libc_cv_sysconfdir=$sysconfdir
3790 libc_cv_gcc_unwind_find_fde=no
3791
3792 # Iterate over all the sysdep directories we will use, running their
3793 # configure fragments, and looking for a uname implementation.
3794 uname=
3795 for dir in $sysnames; do
3796   case $dir in
3797     /*) dest=$dir ;;
3798     *)  dest=$srcdir/$dir ;;
3799   esac
3800   if test -r $dest/configure; then
3801     echo "$ac_t""running configure fragment for $dest" 1>&6
3802     . $dest/configure
3803   fi
3804
3805   if test -z "$uname"; then
3806     if test -r $dest/uname.c ||
3807        test -r $dest/uname.S ||
3808        { test -r $dest/syscalls.list &&
3809          grep '^uname[  ]' $dest/syscalls.list >/dev/null; }; then
3810       uname=$dir
3811     fi
3812   fi
3813 done
3814
3815 if test x$libc_cv_gcc_unwind_find_fde = xyes; then
3816   cat >> confdefs.h <<\EOF
3817 #define EXPORT_UNWIND_FIND_FDE 1
3818 EOF
3819
3820 fi
3821
3822
3823
3824
3825 # If we will use the generic uname implementation, we must figure out what
3826 # it will say by examining the system, and write the results in config-name.h.
3827 if test "$uname" = "sysdeps/generic"; then
3828
3829   uname_sysname=`echo $config_os | sed 's/[0-9.]*$//'`
3830   if test $uname_sysname != $config_os; then
3831     config_release=`echo $config_os | sed s/$uname_sysname//`
3832   fi
3833
3834   echo $ac_n "checking OS release for uname""... $ac_c" 1>&6
3835 echo "configure:3836: checking OS release for uname" >&5
3836 if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then
3837   echo $ac_n "(cached) $ac_c" 1>&6
3838 else
3839     kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
3840   if test x`echo "$config_release" | sed "s/^$kernel_release//"` \
3841          != x$config_release; then
3842     # The configuration release is a substring of the kernel release.
3843     libc_cv_uname_release=$kernel_release
3844   elif test x$config_release != x; then
3845     libc_cv_uname_release=$config_release
3846   elif test x$kernel_release != x; then
3847     libc_cv_uname_release=$kernel_release
3848   else
3849     libc_cv_uname_release=unknown
3850   fi
3851 fi
3852
3853 echo "$ac_t""$libc_cv_uname_release" 1>&6
3854   uname_release="$libc_cv_uname_release"
3855
3856   echo $ac_n "checking OS version for uname""... $ac_c" 1>&6
3857 echo "configure:3858: checking OS version for uname" >&5
3858 if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then
3859   echo $ac_n "(cached) $ac_c" 1>&6
3860 else
3861     kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
3862   if test -n "$kernel_version"; then
3863     libc_cv_uname_version="$kernel_version"
3864   else
3865     libc_cv_uname_version=unknown
3866   fi
3867 fi
3868
3869 echo "$ac_t""$libc_cv_uname_version" 1>&6
3870   uname_version="$libc_cv_uname_version"
3871
3872     config_uname=config-name.h:config-name.in
3873 else
3874   # For non-generic uname, we don't need to create config-name.h at all.
3875   config_uname=
3876 fi
3877
3878 cat >> confdefs.h <<\EOF
3879 #define USE_IN_LIBIO 1
3880 EOF
3881
3882
3883 # Test for old glibc 2.0.x headers so that they can be removed properly
3884 # Search only in includedir.
3885 echo $ac_n "checking for old glibc 2.0.x headers""... $ac_c" 1>&6
3886 echo "configure:3887: checking for old glibc 2.0.x headers" >&5
3887 if eval test -f "${includedir}/elfclass.h" -a -f "${includedir}/fcntlbits.h"
3888 then
3889   old_glibc_headers=yes
3890 else
3891   old_glibc_headers=no
3892 fi
3893 echo "$ac_t""$old_glibc_headers" 1>&6
3894 if test ${old_glibc_headers} = yes; then
3895   echo "configure: warning: *** During \"make install\" old headers from glibc 2.0.x will" 1>&2
3896   echo "configure: warning: *** be removed." 1>&2
3897 fi
3898
3899
3900
3901
3902
3903
3904
3905
3906
3907
3908
3909 if test $gnu_ld = yes; then
3910   cat >> confdefs.h <<\EOF
3911 #define HAVE_GNU_LD 1
3912 EOF
3913
3914 fi
3915 if test $gnu_as = yes; then
3916   cat >> confdefs.h <<\EOF
3917 #define HAVE_GNU_AS 1
3918 EOF
3919
3920 fi
3921 if test $elf = yes; then
3922   cat >> confdefs.h <<\EOF
3923 #define HAVE_ELF 1
3924 EOF
3925
3926 fi
3927 if test $xcoff = yes; then
3928   cat >> confdefs.h <<\EOF
3929 #define HAVE_XCOFF 1
3930 EOF
3931
3932 fi
3933
3934
3935
3936 if test $shared = default; then
3937   if test $gnu_ld = yes; then
3938     shared=$elf
3939   else
3940     # For now we do not assume shared libs are available.  In future more
3941     # tests might become available.
3942     shared=no
3943   fi
3944 fi
3945
3946 echo $ac_n "checking whether -fPIC is default""... $ac_c" 1>&6
3947 echo "configure:3948: checking whether -fPIC is default" >&5
3948 if eval "test \"`echo '$''{'pic_default'+set}'`\" = set"; then
3949   echo $ac_n "(cached) $ac_c" 1>&6
3950 else
3951   pic_default=yes
3952 cat > conftest.c <<EOF
3953 #if defined __PIC__ || defined __pic__ || defined PIC || defined pic
3954 # error PIC is default.
3955 #endif
3956 EOF
3957 if eval "${CC-cc} -S conftest.c 2>&5 1>&5"; then
3958   pic_default=no
3959 fi
3960 rm -f conftest.*
3961 fi
3962
3963 echo "$ac_t""$pic_default" 1>&6
3964
3965
3966
3967
3968
3969
3970
3971
3972
3973
3974 case "$add_ons" in
3975   *door*) linux_doors=yes ;;
3976   *) linux_doors=no ;;
3977 esac
3978
3979
3980
3981
3982 if test "`(cd $srcdir; pwd)`" = "`pwd`"; then
3983   config_makefile=
3984 else
3985   config_makefile=Makefile
3986 fi
3987
3988 VERSION=`sed -n -e 's/^#define VERSION "\([^"]*\)"/\1/p' < $srcdir/version.h`
3989 RELEASE=`sed -n -e 's/^#define RELEASE "\([^"]*\)"/\1/p' < $srcdir/version.h`
3990
3991
3992
3993 trap '' 1 2 15
3994 cat > confcache <<\EOF
3995 # This file is a shell script that caches the results of configure
3996 # tests run on this system so they can be shared between configure
3997 # scripts and configure runs.  It is not useful on other systems.
3998 # If it contains results you don't want to keep, you may remove or edit it.
3999 #
4000 # By default, configure uses ./config.cache as the cache file,
4001 # creating it if it does not exist already.  You can give configure
4002 # the --cache-file=FILE option to use a different cache file; that is
4003 # what configure does when it calls configure scripts in
4004 # subdirectories, so they share the cache.
4005 # Giving --cache-file=/dev/null disables caching, for debugging configure.
4006 # config.status only pays attention to the cache file if you give it the
4007 # --recheck option to rerun configure.
4008 #
4009 EOF
4010 # The following way of writing the cache mishandles newlines in values,
4011 # but we know of no workaround that is simple, portable, and efficient.
4012 # So, don't put newlines in cache variables' values.
4013 # Ultrix sh set writes to stderr and can't be redirected directly,
4014 # and sets the high bit in the cache file unless we assign to the vars.
4015 (set) 2>&1 |
4016   case `(ac_space=' '; set | grep ac_space) 2>&1` in
4017   *ac_space=\ *)
4018     # `set' does not quote correctly, so add quotes (double-quote substitution
4019     # turns \\\\ into \\, and sed turns \\ into \).
4020     sed -n \
4021       -e "s/'/'\\\\''/g" \
4022       -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
4023     ;;
4024   *)
4025     # `set' quotes correctly as required by POSIX, so do not add quotes.
4026     sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
4027     ;;
4028   esac >> confcache
4029 if cmp -s $cache_file confcache; then
4030   :
4031 else
4032   if test -w $cache_file; then
4033     echo "updating cache $cache_file"
4034     cat confcache > $cache_file
4035   else
4036     echo "not updating unwritable cache $cache_file"
4037   fi
4038 fi
4039 rm -f confcache
4040
4041 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
4042
4043 test "x$prefix" = xNONE && prefix=$ac_default_prefix
4044 # Let make expand exec_prefix.
4045 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
4046
4047 # Any assignment to VPATH causes Sun make to only execute
4048 # the first set of double-colon rules, so remove it if not needed.
4049 # If there is a colon in the path, we need to keep it.
4050 if test "x$srcdir" = x.; then
4051   ac_vpsub='/^[         ]*VPATH[        ]*=[^:]*$/d'
4052 fi
4053
4054 trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
4055
4056 DEFS=-DHAVE_CONFIG_H
4057
4058 # Without the "./", some shells look in PATH for config.status.
4059 : ${CONFIG_STATUS=./config.status}
4060
4061 echo creating $CONFIG_STATUS
4062 rm -f $CONFIG_STATUS
4063 cat > $CONFIG_STATUS <<EOF
4064 #! /bin/sh
4065 # Generated automatically by configure.
4066 # Run this file to recreate the current configuration.
4067 # This directory was configured as follows,
4068 # on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
4069 #
4070 # $0 $ac_configure_args
4071 #
4072 # Compiler output produced by configure, useful for debugging
4073 # configure, is in ./config.log if it exists.
4074
4075 ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
4076 for ac_option
4077 do
4078   case "\$ac_option" in
4079   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
4080     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
4081     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
4082   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
4083     echo "$CONFIG_STATUS generated by autoconf version 2.13"
4084     exit 0 ;;
4085   -help | --help | --hel | --he | --h)
4086     echo "\$ac_cs_usage"; exit 0 ;;
4087   *) echo "\$ac_cs_usage"; exit 1 ;;
4088   esac
4089 done
4090
4091 ac_given_srcdir=$srcdir
4092 ac_given_INSTALL="$INSTALL"
4093
4094 trap 'rm -fr `echo "config.make glibcbug ${config_makefile} ${config_uname} config.h" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
4095 EOF
4096 cat >> $CONFIG_STATUS <<EOF
4097
4098 # Protect against being on the right side of a sed subst in config.status.
4099 sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
4100  s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
4101 $ac_vpsub
4102 $extrasub
4103 s%@SHELL@%$SHELL%g
4104 s%@CFLAGS@%$CFLAGS%g
4105 s%@CPPFLAGS@%$CPPFLAGS%g
4106 s%@CXXFLAGS@%$CXXFLAGS%g
4107 s%@FFLAGS@%$FFLAGS%g
4108 s%@DEFS@%$DEFS%g
4109 s%@LDFLAGS@%$LDFLAGS%g
4110 s%@LIBS@%$LIBS%g
4111 s%@exec_prefix@%$exec_prefix%g
4112 s%@prefix@%$prefix%g
4113 s%@program_transform_name@%$program_transform_name%g
4114 s%@bindir@%$bindir%g
4115 s%@sbindir@%$sbindir%g
4116 s%@libexecdir@%$libexecdir%g
4117 s%@datadir@%$datadir%g
4118 s%@sysconfdir@%$sysconfdir%g
4119 s%@sharedstatedir@%$sharedstatedir%g
4120 s%@localstatedir@%$localstatedir%g
4121 s%@libdir@%$libdir%g
4122 s%@includedir@%$includedir%g
4123 s%@oldincludedir@%$oldincludedir%g
4124 s%@infodir@%$infodir%g
4125 s%@mandir@%$mandir%g
4126 s%@with_fp@%$with_fp%g
4127 s%@with_cvs@%$with_cvs%g
4128 s%@oldest_abi@%$oldest_abi%g
4129 s%@subdirs@%$subdirs%g
4130 s%@force_install@%$force_install%g
4131 s%@all_warnings@%$all_warnings%g
4132 s%@host@%$host%g
4133 s%@host_alias@%$host_alias%g
4134 s%@host_cpu@%$host_cpu%g
4135 s%@host_vendor@%$host_vendor%g
4136 s%@host_os@%$host_os%g
4137 s%@base_machine@%$base_machine%g
4138 s%@sysnames@%$sysnames%g
4139 s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
4140 s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
4141 s%@INSTALL_DATA@%$INSTALL_DATA%g
4142 s%@LN_S@%$LN_S%g
4143 s%@PWD_P@%$PWD_P%g
4144 s%@build@%$build%g
4145 s%@build_alias@%$build_alias%g
4146 s%@build_cpu@%$build_cpu%g
4147 s%@build_vendor@%$build_vendor%g
4148 s%@build_os@%$build_os%g
4149 s%@CC@%$CC%g
4150 s%@MAKE@%$MAKE%g
4151 s%@MSGFMT@%$MSGFMT%g
4152 s%@MAKEINFO@%$MAKEINFO%g
4153 s%@SED@%$SED%g
4154 s%@cross_linkable@%$cross_linkable%g
4155 s%@BUILD_CC@%$BUILD_CC%g
4156 s%@cross_compiling@%$cross_compiling%g
4157 s%@CPP@%$CPP%g
4158 s%@AR@%$AR%g
4159 s%@RANLIB@%$RANLIB%g
4160 s%@MIG@%$MIG%g
4161 s%@CCVERSION@%$CCVERSION%g
4162 s%@SYSINCLUDES@%$SYSINCLUDES%g
4163 s%@libc_cv_gcc_static_libgcc@%$libc_cv_gcc_static_libgcc%g
4164 s%@BASH@%$BASH%g
4165 s%@libc_cv_have_bash2@%$libc_cv_have_bash2%g
4166 s%@KSH@%$KSH%g
4167 s%@libc_cv_have_ksh@%$libc_cv_have_ksh%g
4168 s%@AWK@%$AWK%g
4169 s%@PERL@%$PERL%g
4170 s%@INSTALL_INFO@%$INSTALL_INFO%g
4171 s%@OLD_DEBIAN_INSTALL_INFO@%$OLD_DEBIAN_INSTALL_INFO%g
4172 s%@BISON@%$BISON%g
4173 s%@VERSIONING@%$VERSIONING%g
4174 s%@libc_cv_asm_protected_directive@%$libc_cv_asm_protected_directive%g
4175 s%@libc_cv_initfinit_array@%$libc_cv_initfinit_array%g
4176 s%@libc_cv_z_nodelete@%$libc_cv_z_nodelete%g
4177 s%@libc_cv_z_nodlopen@%$libc_cv_z_nodlopen%g
4178 s%@libc_cv_z_initfirst@%$libc_cv_z_initfirst%g
4179 s%@libc_cv_Bgroup@%$libc_cv_Bgroup%g
4180 s%@libc_cv_z_combreloc@%$libc_cv_z_combreloc%g
4181 s%@libc_cv_have_initfini@%$libc_cv_have_initfini%g
4182 s%@no_whole_archive@%$no_whole_archive%g
4183 s%@exceptions@%$exceptions%g
4184 s%@LIBGD@%$LIBGD%g
4185 s%@sizeof_long_double@%$sizeof_long_double%g
4186 s%@libc_cv_gcc_unwind_find_fde@%$libc_cv_gcc_unwind_find_fde%g
4187 s%@uname_sysname@%$uname_sysname%g
4188 s%@uname_release@%$uname_release%g
4189 s%@uname_version@%$uname_version%g
4190 s%@old_glibc_headers@%$old_glibc_headers%g
4191 s%@libc_cv_slibdir@%$libc_cv_slibdir%g
4192 s%@libc_cv_localedir@%$libc_cv_localedir%g
4193 s%@libc_cv_sysconfdir@%$libc_cv_sysconfdir%g
4194 s%@libc_cv_rootsbindir@%$libc_cv_rootsbindir%g
4195 s%@use_ldconfig@%$use_ldconfig%g
4196 s%@ldd_rewrite_script@%$ldd_rewrite_script%g
4197 s%@gnu_ld@%$gnu_ld%g
4198 s%@gnu_as@%$gnu_as%g
4199 s%@elf@%$elf%g
4200 s%@xcoff@%$xcoff%g
4201 s%@static@%$static%g
4202 s%@shared@%$shared%g
4203 s%@pic_default@%$pic_default%g
4204 s%@profile@%$profile%g
4205 s%@omitfp@%$omitfp%g
4206 s%@bounded@%$bounded%g
4207 s%@static_nss@%$static_nss%g
4208 s%@nopic_initfini@%$nopic_initfini%g
4209 s%@DEFINES@%$DEFINES%g
4210 s%@linux_doors@%$linux_doors%g
4211 s%@mach_interface_list@%$mach_interface_list%g
4212 s%@VERSION@%$VERSION%g
4213 s%@RELEASE@%$RELEASE%g
4214
4215 CEOF
4216 EOF
4217
4218 cat >> $CONFIG_STATUS <<\EOF
4219
4220 # Split the substitutions into bite-sized pieces for seds with
4221 # small command number limits, like on Digital OSF/1 and HP-UX.
4222 ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
4223 ac_file=1 # Number of current file.
4224 ac_beg=1 # First line for current file.
4225 ac_end=$ac_max_sed_cmds # Line after last line for current file.
4226 ac_more_lines=:
4227 ac_sed_cmds=""
4228 while $ac_more_lines; do
4229   if test $ac_beg -gt 1; then
4230     sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
4231   else
4232     sed "${ac_end}q" conftest.subs > conftest.s$ac_file
4233   fi
4234   if test ! -s conftest.s$ac_file; then
4235     ac_more_lines=false
4236     rm -f conftest.s$ac_file
4237   else
4238     if test -z "$ac_sed_cmds"; then
4239       ac_sed_cmds="sed -f conftest.s$ac_file"
4240     else
4241       ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
4242     fi
4243     ac_file=`expr $ac_file + 1`
4244     ac_beg=$ac_end
4245     ac_end=`expr $ac_end + $ac_max_sed_cmds`
4246   fi
4247 done
4248 if test -z "$ac_sed_cmds"; then
4249   ac_sed_cmds=cat
4250 fi
4251 EOF
4252
4253 cat >> $CONFIG_STATUS <<EOF
4254
4255 CONFIG_FILES=\${CONFIG_FILES-"config.make glibcbug ${config_makefile} ${config_uname}"}
4256 EOF
4257 cat >> $CONFIG_STATUS <<\EOF
4258 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
4259   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
4260   case "$ac_file" in
4261   *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
4262        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
4263   *) ac_file_in="${ac_file}.in" ;;
4264   esac
4265
4266   # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
4267
4268   # Remove last slash and all that follows it.  Not all systems have dirname.
4269   ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
4270   if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
4271     # The file is in a subdirectory.
4272     test ! -d "$ac_dir" && mkdir "$ac_dir"
4273     ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
4274     # A "../" for each directory in $ac_dir_suffix.
4275     ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
4276   else
4277     ac_dir_suffix= ac_dots=
4278   fi
4279
4280   case "$ac_given_srcdir" in
4281   .)  srcdir=.
4282       if test -z "$ac_dots"; then top_srcdir=.
4283       else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
4284   /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
4285   *) # Relative path.
4286     srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
4287     top_srcdir="$ac_dots$ac_given_srcdir" ;;
4288   esac
4289
4290   case "$ac_given_INSTALL" in
4291   [/$]*) INSTALL="$ac_given_INSTALL" ;;
4292   *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
4293   esac
4294
4295   echo creating "$ac_file"
4296   rm -f "$ac_file"
4297   configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
4298   case "$ac_file" in
4299   *Makefile*) ac_comsub="1i\\
4300 # $configure_input" ;;
4301   *) ac_comsub= ;;
4302   esac
4303
4304   ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
4305   sed -e "$ac_comsub
4306 s%@configure_input@%$configure_input%g
4307 s%@srcdir@%$srcdir%g
4308 s%@top_srcdir@%$top_srcdir%g
4309 s%@INSTALL@%$INSTALL%g
4310 " $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
4311 fi; done
4312 rm -f conftest.s*
4313
4314 # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
4315 # NAME is the cpp macro being defined and VALUE is the value it is being given.
4316 #
4317 # ac_d sets the value in "#define NAME VALUE" lines.
4318 ac_dA='s%^\([   ]*\)#\([        ]*define[       ][      ]*\)'
4319 ac_dB='\([      ][      ]*\)[^  ]*%\1#\2'
4320 ac_dC='\3'
4321 ac_dD='%g'
4322 # ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
4323 ac_uA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
4324 ac_uB='\([      ]\)%\1#\2define\3'
4325 ac_uC=' '
4326 ac_uD='\4%g'
4327 # ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
4328 ac_eA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
4329 ac_eB='$%\1#\2define\3'
4330 ac_eC=' '
4331 ac_eD='%g'
4332
4333 if test "${CONFIG_HEADERS+set}" != set; then
4334 EOF
4335 cat >> $CONFIG_STATUS <<EOF
4336   CONFIG_HEADERS="config.h"
4337 EOF
4338 cat >> $CONFIG_STATUS <<\EOF
4339 fi
4340 for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
4341   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
4342   case "$ac_file" in
4343   *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
4344        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
4345   *) ac_file_in="${ac_file}.in" ;;
4346   esac
4347
4348   echo creating $ac_file
4349
4350   rm -f conftest.frag conftest.in conftest.out
4351   ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
4352   cat $ac_file_inputs > conftest.in
4353
4354 EOF
4355
4356 # Transform confdefs.h into a sed script conftest.vals that substitutes
4357 # the proper values into config.h.in to produce config.h.  And first:
4358 # Protect against being on the right side of a sed subst in config.status.
4359 # Protect against being in an unquoted here document in config.status.
4360 rm -f conftest.vals
4361 cat > conftest.hdr <<\EOF
4362 s/[\\&%]/\\&/g
4363 s%[\\$`]%\\&%g
4364 s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
4365 s%ac_d%ac_u%gp
4366 s%ac_u%ac_e%gp
4367 EOF
4368 sed -n -f conftest.hdr confdefs.h > conftest.vals
4369 rm -f conftest.hdr
4370
4371 # This sed command replaces #undef with comments.  This is necessary, for
4372 # example, in the case of _POSIX_SOURCE, which is predefined and required
4373 # on some systems where configure will not decide to define it.
4374 cat >> conftest.vals <<\EOF
4375 s%^[    ]*#[    ]*undef[        ][      ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
4376 EOF
4377
4378 # Break up conftest.vals because some shells have a limit on
4379 # the size of here documents, and old seds have small limits too.
4380
4381 rm -f conftest.tail
4382 while :
4383 do
4384   ac_lines=`grep -c . conftest.vals`
4385   # grep -c gives empty output for an empty file on some AIX systems.
4386   if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
4387   # Write a limited-size here document to conftest.frag.
4388   echo '  cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
4389   sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
4390   echo 'CEOF
4391   sed -f conftest.frag conftest.in > conftest.out
4392   rm -f conftest.in
4393   mv conftest.out conftest.in
4394 ' >> $CONFIG_STATUS
4395   sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
4396   rm -f conftest.vals
4397   mv conftest.tail conftest.vals
4398 done
4399 rm -f conftest.vals
4400
4401 cat >> $CONFIG_STATUS <<\EOF
4402   rm -f conftest.frag conftest.h
4403   echo "/* $ac_file.  Generated automatically by configure.  */" > conftest.h
4404   cat conftest.in >> conftest.h
4405   rm -f conftest.in
4406   if cmp -s $ac_file conftest.h 2>/dev/null; then
4407     echo "$ac_file is unchanged"
4408     rm -f conftest.h
4409   else
4410     # Remove last slash and all that follows it.  Not all systems have dirname.
4411       ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
4412       if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
4413       # The file is in a subdirectory.
4414       test ! -d "$ac_dir" && mkdir "$ac_dir"
4415     fi
4416     rm -f $ac_file
4417     mv conftest.h $ac_file
4418   fi
4419 fi; done
4420
4421 EOF
4422
4423 cat >> $CONFIG_STATUS <<EOF
4424 ac_sources="`echo $libc_link_sources`"
4425 ac_dests="`echo $libc_link_dests`"
4426 EOF
4427
4428 cat >> $CONFIG_STATUS <<\EOF
4429 srcdir=$ac_given_srcdir
4430 while test -n "$ac_sources"; do
4431   set $ac_dests; ac_dest=$1; shift; ac_dests=$*
4432   set $ac_sources; ac_source=$1; shift; ac_sources=$*
4433
4434   echo "linking $srcdir/$ac_source to $ac_dest"
4435
4436   if test ! -r $srcdir/$ac_source; then
4437     { echo "configure: error: $srcdir/$ac_source: File not found" 1>&2; exit 1; }
4438   fi
4439   rm -f $ac_dest
4440
4441   # Make relative symlinks.
4442   # Remove last slash and all that follows it.  Not all systems have dirname.
4443   ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'`
4444   if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then
4445     # The dest file is in a subdirectory.
4446     test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir"
4447     ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^\./%%'`"
4448     # A "../" for each directory in $ac_dest_dir_suffix.
4449     ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'`
4450   else
4451     ac_dest_dir_suffix= ac_dots=
4452   fi
4453
4454   case "$srcdir" in
4455   [/$]*) ac_rel_source="$srcdir/$ac_source" ;;
4456   *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;;
4457   esac
4458
4459   # Make a symlink if possible; otherwise try a hard link.
4460   if ln -s $ac_rel_source $ac_dest 2>/dev/null ||
4461     ln $srcdir/$ac_source $ac_dest; then :
4462   else
4463     { echo "configure: error: can not link $ac_dest to $srcdir/$ac_source" 1>&2; exit 1; }
4464   fi
4465 done
4466 EOF
4467 cat >> $CONFIG_STATUS <<EOF
4468 config_vars='$config_vars'
4469 EOF
4470 cat >> $CONFIG_STATUS <<\EOF
4471
4472 case $CONFIG_FILES in *config.make*)
4473 echo "$config_vars" >> config.make;;
4474 esac
4475 test -d bits || mkdir bits
4476 exit 0
4477 EOF
4478 chmod +x $CONFIG_STATUS
4479 rm -fr confdefs* $ac_clean_files
4480 test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
4481
4482 if test "$no_recursion" != yes; then
4483
4484   # Remove --cache-file and --srcdir arguments so they do not pile up.
4485   ac_sub_configure_args=
4486   ac_prev=
4487   for ac_arg in $ac_configure_args; do
4488     if test -n "$ac_prev"; then
4489       ac_prev=
4490       continue
4491     fi
4492     case "$ac_arg" in
4493     -cache-file | --cache-file | --cache-fil | --cache-fi \
4494     | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
4495       ac_prev=cache_file ;;
4496     -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
4497     | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
4498       ;;
4499     -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
4500       ac_prev=srcdir ;;
4501     -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
4502       ;;
4503     *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
4504     esac
4505   done
4506
4507   for ac_config_dir in $add_ons; do
4508
4509     # Do not complain, so a configure script can configure whichever
4510     # parts of a large source tree are present.
4511     if test ! -d $srcdir/$ac_config_dir; then
4512       continue
4513     fi
4514
4515     echo configuring in $ac_config_dir
4516
4517     case "$srcdir" in
4518     .) ;;
4519     *)
4520       if test -d ./$ac_config_dir || mkdir ./$ac_config_dir; then :;
4521       else
4522         { echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
4523       fi
4524       ;;
4525     esac
4526
4527     ac_popdir=`pwd`
4528     cd $ac_config_dir
4529
4530       # A "../" for each directory in /$ac_config_dir.
4531       ac_dots=`echo $ac_config_dir|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
4532
4533     case "$srcdir" in
4534     .) # No --srcdir option.  We are building in place.
4535       ac_sub_srcdir=$srcdir ;;
4536     /*) # Absolute path.
4537       ac_sub_srcdir=$srcdir/$ac_config_dir ;;
4538     *) # Relative path.
4539       ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
4540     esac
4541
4542     # Check for guested configure; otherwise get Cygnus style configure.
4543     if test -f $ac_sub_srcdir/configure; then
4544       ac_sub_configure=$ac_sub_srcdir/configure
4545     elif test -f $ac_sub_srcdir/configure.in; then
4546       ac_sub_configure=$ac_configure
4547     else
4548       echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
4549       ac_sub_configure=
4550     fi
4551
4552     # The recursion is here.
4553     if test -n "$ac_sub_configure"; then
4554
4555       # Make the cache file name correct relative to the subdirectory.
4556       case "$cache_file" in
4557       /*) ac_sub_cache_file=$cache_file ;;
4558       *) # Relative path.
4559         ac_sub_cache_file="$ac_dots$cache_file" ;;
4560       esac
4561   case "$ac_given_INSTALL" in
4562         [/$]*) INSTALL="$ac_given_INSTALL" ;;
4563         *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
4564         esac
4565
4566       echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
4567       # The eval makes quoting arguments work.
4568       if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
4569       then :
4570       else
4571         { echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
4572       fi
4573     fi
4574
4575     cd $ac_popdir
4576   done
4577 fi
4578