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=`$CC -print-prog-name=ar`
1941
1942
1943 # ranlib has to be treated a bit differently since it might not exist at all.
1944 ac_ranlib=`$CC -print-prog-name=ranlib`
1945 if test "x$ac_ranlib" = xranlib; then
1946 # This extra check has to happen since gcc simply echos the parameter in
1947 # case it cannot find the value in its own directories.
1948 # Extract the first word of "${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 "$ac_t""no" 1>&6
2008 fi
2009
2010 else
2011   RANLIB=":"
2012 fi
2013 fi
2014
2015 else
2016   RANLIB=$ac_ranlib
2017 fi
2018
2019
2020 # Determine whether we are using GNU binutils.
2021 echo $ac_n "checking whether $AS is GNU as""... $ac_c" 1>&6
2022 echo "configure:2023: checking whether $AS is GNU as" >&5
2023 if eval "test \"`echo '$''{'libc_cv_prog_as_gnu'+set}'`\" = set"; then
2024   echo $ac_n "(cached) $ac_c" 1>&6
2025 else
2026   # Most GNU programs take a -v and spit out some text including
2027 # the word 'GNU'.  Some try to read stdin, so give them /dev/null.
2028 if $AS -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
2029   libc_cv_prog_as_gnu=yes
2030 else
2031   libc_cv_prog_as_gnu=no
2032 fi
2033 rm -fr contest*
2034 fi
2035
2036 echo "$ac_t""$libc_cv_prog_as_gnu" 1>&6
2037 rm -f a.out
2038 gnu_as=$libc_cv_prog_as_gnu
2039
2040 echo $ac_n "checking whether $LD is GNU ld""... $ac_c" 1>&6
2041 echo "configure:2042: checking whether $LD is GNU ld" >&5
2042 if eval "test \"`echo '$''{'libc_cv_prog_ld_gnu'+set}'`\" = set"; then
2043   echo $ac_n "(cached) $ac_c" 1>&6
2044 else
2045   # Most GNU programs take a -v and spit out some text including
2046 # the word 'GNU'.  Some try to read stdin, so give them /dev/null.
2047 if $LD -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
2048   libc_cv_prog_ld_gnu=yes
2049 else
2050   libc_cv_prog_ld_gnu=no
2051 fi
2052 rm -fr contest*
2053 fi
2054
2055 echo "$ac_t""$libc_cv_prog_ld_gnu" 1>&6
2056 gnu_ld=$libc_cv_prog_ld_gnu
2057
2058 # Extract the first word of "${ac_tool_prefix}mig", so it can be a program name with args.
2059 set dummy ${ac_tool_prefix}mig; ac_word=$2
2060 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2061 echo "configure:2062: checking for $ac_word" >&5
2062 if eval "test \"`echo '$''{'ac_cv_prog_MIG'+set}'`\" = set"; then
2063   echo $ac_n "(cached) $ac_c" 1>&6
2064 else
2065   if test -n "$MIG"; then
2066   ac_cv_prog_MIG="$MIG" # Let the user override the test.
2067 else
2068   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2069   ac_dummy="$PATH"
2070   for ac_dir in $ac_dummy; do
2071     test -z "$ac_dir" && ac_dir=.
2072     if test -f $ac_dir/$ac_word; then
2073       ac_cv_prog_MIG="${ac_tool_prefix}mig"
2074       break
2075     fi
2076   done
2077   IFS="$ac_save_ifs"
2078 fi
2079 fi
2080 MIG="$ac_cv_prog_MIG"
2081 if test -n "$MIG"; then
2082   echo "$ac_t""$MIG" 1>&6
2083 else
2084   echo "$ac_t""no" 1>&6
2085 fi
2086
2087
2088 if test -z "$ac_cv_prog_MIG"; then
2089 if test -n "$ac_tool_prefix"; then
2090   # Extract the first word of "mig", so it can be a program name with args.
2091 set dummy mig; ac_word=$2
2092 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2093 echo "configure:2094: checking for $ac_word" >&5
2094 if eval "test \"`echo '$''{'ac_cv_prog_MIG'+set}'`\" = set"; then
2095   echo $ac_n "(cached) $ac_c" 1>&6
2096 else
2097   if test -n "$MIG"; then
2098   ac_cv_prog_MIG="$MIG" # Let the user override the test.
2099 else
2100   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2101   ac_dummy="$PATH"
2102   for ac_dir in $ac_dummy; do
2103     test -z "$ac_dir" && ac_dir=.
2104     if test -f $ac_dir/$ac_word; then
2105       ac_cv_prog_MIG="mig"
2106       break
2107     fi
2108   done
2109   IFS="$ac_save_ifs"
2110   test -z "$ac_cv_prog_MIG" && ac_cv_prog_MIG="MISSING"
2111 fi
2112 fi
2113 MIG="$ac_cv_prog_MIG"
2114 if test -n "$MIG"; then
2115   echo "$ac_t""$MIG" 1>&6
2116 else
2117   echo "$ac_t""no" 1>&6
2118 fi
2119
2120 else
2121   MIG="MISSING"
2122 fi
2123 fi
2124
2125
2126 # Accept binutils 2.10.1 or newer (and also any ia64 2.9 version)
2127 # XXX Commented out because it filters out too many good versions.
2128 # XXX --drepper
2129 # AC_CHECK_PROG_VER(AS, $AS, --version,
2130 #   [GNU assembler.* \([0-9]*\.[0-9.]*\(-ia64-[0-9]*\)*\)],
2131 #   [2.10.[1-9]* | 2.1[1-9]* | 2.9-ia64-*], AS=: critic_missing=t)
2132
2133 test -n "$aux_missing" && echo "configure: warning:
2134 *** These auxiliary programs are missing or too old:$aux_missing
2135 *** some features will be disabled.
2136 *** Check the INSTALL file for required versions." 1>&2
2137
2138 # glibcbug.in wants to know the compiler version.
2139 CCVERSION=`$CC -v 2>&1 | sed -n 's/gcc version //p'`
2140
2141
2142 # if using special system headers, find out the compiler's sekrit
2143 # header directory and add that to the list.  NOTE: Only does the right
2144 # thing on a system that doesn't need fixincludes.  (Not presently a problem.)
2145 if test -n "$sysheaders"; then
2146   ccheaders=`$CC -print-file-name=include`
2147   SYSINCLUDES="-nostdinc -isystem $ccheaders -isystem $sysheaders"
2148 fi
2149
2150
2151 # check if ranlib is necessary
2152 echo $ac_n "checking whether ranlib is necessary""... $ac_c" 1>&6
2153 echo "configure:2154: checking whether ranlib is necessary" >&5
2154 if eval "test \"`echo '$''{'libc_cv_ranlib_necessary'+set}'`\" = set"; then
2155   echo $ac_n "(cached) $ac_c" 1>&6
2156 else
2157   cat > conftest.c <<EOF
2158 int a;
2159 char b;
2160 void c(void) {}
2161 EOF
2162 $CC $CFLAGS -c conftest.c
2163 $AR cr conftest.a conftest.o
2164 cp conftest.a conftest2.a
2165 $RANLIB conftest.a
2166 if cmp -s conftest.a conftest2.a; then
2167   libc_cv_ranlib_necessary=no
2168 else
2169   libc_cv_ranlib_necessary=yes
2170 fi
2171 rm -rf conftest*
2172 fi
2173
2174 echo "$ac_t""$libc_cv_ranlib_necessary" 1>&6
2175 if test "$libc_cv_ranlib_necessary" = no; then
2176  RANLIB=:
2177 fi
2178
2179 # Test if LD_LIBRARY_PATH contains the notation for the current directory
2180 # since this would lead to problems installing/building glibc.
2181 # LD_LIBRARY_PATH contains the current directory if one of the following
2182 # is true:
2183 # - one of the terminals (":" and ";") is the first or last sign
2184 # - two terminals occur directly after each other
2185 # - the path contains an element with a dot in it
2186 echo $ac_n "checking LD_LIBRARY_PATH variable""... $ac_c" 1>&6
2187 echo "configure:2188: checking LD_LIBRARY_PATH variable" >&5
2188 case ${LD_LIBRARY_PATH} in
2189   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
2190     ld_library_path_setting="contains current directory"
2191     ;;
2192   *)
2193     ld_library_path_setting="ok"
2194     ;;
2195 esac
2196 echo "$ac_t""$ld_library_path_setting" 1>&6
2197 if test "$ld_library_path_setting" != "ok"; then
2198 { echo "configure: error:
2199 *** LD_LIBRARY_PATH shouldn't contain the current directory when
2200 *** building glibc. Please change the environment variable
2201 *** and run configure again." 1>&2; exit 1; }
2202 fi
2203
2204 echo $ac_n "checking whether GCC supports -static-libgcc""... $ac_c" 1>&6
2205 echo "configure:2206: checking whether GCC supports -static-libgcc" >&5
2206 if eval "test \"`echo '$''{'libc_cv_gcc_static_libgcc'+set}'`\" = set"; then
2207   echo $ac_n "(cached) $ac_c" 1>&6
2208 else
2209   if $CC -v -static-libgcc 2>&1 | grep -q 'unrecognized option.*static-libgcc'; then
2210   libc_cv_gcc_static_libgcc=
2211 else
2212   libc_cv_gcc_static_libgcc=-static-libgcc
2213 fi
2214 fi
2215
2216 echo "$ac_t""$libc_cv_gcc_static_libgcc" 1>&6
2217
2218
2219 # Extract the first word of "bash", so it can be a program name with args.
2220 set dummy bash; ac_word=$2
2221 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2222 echo "configure:2223: checking for $ac_word" >&5
2223 if eval "test \"`echo '$''{'ac_cv_path_BASH'+set}'`\" = set"; then
2224   echo $ac_n "(cached) $ac_c" 1>&6
2225 else
2226   case "$BASH" in
2227   /*)
2228   ac_cv_path_BASH="$BASH" # Let the user override the test with a path.
2229   ;;
2230   ?:/*)
2231   ac_cv_path_BASH="$BASH" # Let the user override the test with a dos path.
2232   ;;
2233   *)
2234   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2235   ac_dummy="$PATH"
2236   for ac_dir in $ac_dummy; do
2237     test -z "$ac_dir" && ac_dir=.
2238     if test -f $ac_dir/$ac_word; then
2239       ac_cv_path_BASH="$ac_dir/$ac_word"
2240       break
2241     fi
2242   done
2243   IFS="$ac_save_ifs"
2244   test -z "$ac_cv_path_BASH" && ac_cv_path_BASH="no"
2245   ;;
2246 esac
2247 fi
2248 BASH="$ac_cv_path_BASH"
2249 if test -n "$BASH"; then
2250   echo "$ac_t""$BASH" 1>&6
2251 else
2252   echo "$ac_t""no" 1>&6
2253 fi
2254
2255 if test "$BASH" != no &&
2256    $BASH -c 'test "$BASH_VERSINFO" \
2257              && test "$BASH_VERSINFO" -ge 2 >&/dev/null'; then
2258   libc_cv_have_bash2=yes
2259 else
2260   libc_cv_have_bash2=no
2261 fi
2262
2263
2264 if test "$BASH" = no; then
2265   # Extract the first word of "ksh", so it can be a program name with args.
2266 set dummy ksh; ac_word=$2
2267 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2268 echo "configure:2269: checking for $ac_word" >&5
2269 if eval "test \"`echo '$''{'ac_cv_path_KSH'+set}'`\" = set"; then
2270   echo $ac_n "(cached) $ac_c" 1>&6
2271 else
2272   case "$KSH" in
2273   /*)
2274   ac_cv_path_KSH="$KSH" # Let the user override the test with a path.
2275   ;;
2276   ?:/*)
2277   ac_cv_path_KSH="$KSH" # Let the user override the test with a dos path.
2278   ;;
2279   *)
2280   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2281   ac_dummy="$PATH"
2282   for ac_dir in $ac_dummy; do
2283     test -z "$ac_dir" && ac_dir=.
2284     if test -f $ac_dir/$ac_word; then
2285       ac_cv_path_KSH="$ac_dir/$ac_word"
2286       break
2287     fi
2288   done
2289   IFS="$ac_save_ifs"
2290   test -z "$ac_cv_path_KSH" && ac_cv_path_KSH="no"
2291   ;;
2292 esac
2293 fi
2294 KSH="$ac_cv_path_KSH"
2295 if test -n "$KSH"; then
2296   echo "$ac_t""$KSH" 1>&6
2297 else
2298   echo "$ac_t""no" 1>&6
2299 fi
2300
2301   if test "$KSH" = no; then
2302     libc_cv_have_ksh=no
2303   else
2304     libc_cv_have_ksh=yes
2305   fi
2306 else
2307   KSH="$BASH"
2308
2309   libc_cv_have_ksh=yes
2310 fi
2311
2312
2313 for ac_prog in gawk mawk nawk awk
2314 do
2315 # Extract the first word of "$ac_prog", so it can be a program name with args.
2316 set dummy $ac_prog; ac_word=$2
2317 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2318 echo "configure:2319: checking for $ac_word" >&5
2319 if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
2320   echo $ac_n "(cached) $ac_c" 1>&6
2321 else
2322   if test -n "$AWK"; then
2323   ac_cv_prog_AWK="$AWK" # Let the user override the test.
2324 else
2325   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2326   ac_dummy="$PATH"
2327   for ac_dir in $ac_dummy; do
2328     test -z "$ac_dir" && ac_dir=.
2329     if test -f $ac_dir/$ac_word; then
2330       ac_cv_prog_AWK="$ac_prog"
2331       break
2332     fi
2333   done
2334   IFS="$ac_save_ifs"
2335 fi
2336 fi
2337 AWK="$ac_cv_prog_AWK"
2338 if test -n "$AWK"; then
2339   echo "$ac_t""$AWK" 1>&6
2340 else
2341   echo "$ac_t""no" 1>&6
2342 fi
2343
2344 test -n "$AWK" && break
2345 done
2346
2347 # Extract the first word of "perl", so it can be a program name with args.
2348 set dummy perl; ac_word=$2
2349 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2350 echo "configure:2351: checking for $ac_word" >&5
2351 if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
2352   echo $ac_n "(cached) $ac_c" 1>&6
2353 else
2354   case "$PERL" in
2355   /*)
2356   ac_cv_path_PERL="$PERL" # Let the user override the test with a path.
2357   ;;
2358   ?:/*)
2359   ac_cv_path_PERL="$PERL" # Let the user override the test with a dos path.
2360   ;;
2361   *)
2362   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2363   ac_dummy="$PATH"
2364   for ac_dir in $ac_dummy; do
2365     test -z "$ac_dir" && ac_dir=.
2366     if test -f $ac_dir/$ac_word; then
2367       ac_cv_path_PERL="$ac_dir/$ac_word"
2368       break
2369     fi
2370   done
2371   IFS="$ac_save_ifs"
2372   test -z "$ac_cv_path_PERL" && ac_cv_path_PERL="no"
2373   ;;
2374 esac
2375 fi
2376 PERL="$ac_cv_path_PERL"
2377 if test -n "$PERL"; then
2378   echo "$ac_t""$PERL" 1>&6
2379 else
2380   echo "$ac_t""no" 1>&6
2381 fi
2382
2383 if test "$PERL" != no &&
2384    (eval `$PERL -V:apiversion`; test `expr "$apiversion" \< 5` -ne 0); then
2385   PERL=no
2386 fi
2387 # Extract the first word of "install-info", so it can be a program name with args.
2388 set dummy install-info; ac_word=$2
2389 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2390 echo "configure:2391: checking for $ac_word" >&5
2391 if eval "test \"`echo '$''{'ac_cv_path_INSTALL_INFO'+set}'`\" = set"; then
2392   echo $ac_n "(cached) $ac_c" 1>&6
2393 else
2394   case "$INSTALL_INFO" in
2395   /*)
2396   ac_cv_path_INSTALL_INFO="$INSTALL_INFO" # Let the user override the test with a path.
2397   ;;
2398   ?:/*)
2399   ac_cv_path_INSTALL_INFO="$INSTALL_INFO" # Let the user override the test with a dos path.
2400   ;;
2401   *)
2402   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2403   ac_dummy="$PATH:/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/bin:/sbin"
2404   for ac_dir in $ac_dummy; do
2405     test -z "$ac_dir" && ac_dir=.
2406     if test -f $ac_dir/$ac_word; then
2407       ac_cv_path_INSTALL_INFO="$ac_dir/$ac_word"
2408       break
2409     fi
2410   done
2411   IFS="$ac_save_ifs"
2412   test -z "$ac_cv_path_INSTALL_INFO" && ac_cv_path_INSTALL_INFO="no"
2413   ;;
2414 esac
2415 fi
2416 INSTALL_INFO="$ac_cv_path_INSTALL_INFO"
2417 if test -n "$INSTALL_INFO"; then
2418   echo "$ac_t""$INSTALL_INFO" 1>&6
2419 else
2420   echo "$ac_t""no" 1>&6
2421 fi
2422
2423 if test "$INSTALL_INFO" != "no"; then
2424 echo $ac_n "checking for old Debian install-info""... $ac_c" 1>&6
2425 echo "configure:2426: checking for old Debian install-info" >&5
2426 if eval "test \"`echo '$''{'libc_cv_old_debian_install_info'+set}'`\" = set"; then
2427   echo $ac_n "(cached) $ac_c" 1>&6
2428 else
2429   mkdir conftest.d
2430   # There is a hard ^_ on the next line.  I am open to better ideas.
2431   (echo '\x1f'
2432   echo 'File: dir       Node: Top       This is the top of the INFO tree'
2433   echo '* Menu:') >conftest.d/dir
2434   (echo 'INFO-DIR-SECTION i-d-s works'
2435   echo 'START-INFO-DIR-ENTRY'
2436   echo '* Prog: (prog).   Program.'
2437   echo 'END-INFO-DIR-ENTRY') >conftest.d/prog.info
2438   if $INSTALL_INFO --info-dir=conftest.d conftest.d/prog.info >&5 2>&1
2439   then
2440     if grep -s 'i-d-s works' conftest.d/dir >/dev/null
2441     then libc_cv_old_debian_install_info=no
2442     else libc_cv_old_debian_install_info=yes
2443     fi
2444   else libc_cv_old_debian_install_info=no testfailed=t
2445   fi
2446   rm -fr conftest.d
2447 fi
2448
2449 echo "$ac_t""$libc_cv_old_debian_install_info" 1>&6
2450 if test -n "$testfailed"
2451 then echo "configure: warning: install-info errored out, check config.log" 1>&2
2452 fi
2453 OLD_DEBIAN_INSTALL_INFO=$libc_cv_old_debian_install_info
2454 fi
2455
2456
2457 # Extract the first word of "bison", so it can be a program name with args.
2458 set dummy bison; ac_word=$2
2459 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2460 echo "configure:2461: checking for $ac_word" >&5
2461 if eval "test \"`echo '$''{'ac_cv_path_BISON'+set}'`\" = set"; then
2462   echo $ac_n "(cached) $ac_c" 1>&6
2463 else
2464   case "$BISON" in
2465   /*)
2466   ac_cv_path_BISON="$BISON" # Let the user override the test with a path.
2467   ;;
2468   ?:/*)
2469   ac_cv_path_BISON="$BISON" # Let the user override the test with a dos path.
2470   ;;
2471   *)
2472   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS=":"
2473   ac_dummy="$PATH:/usr/local/bin:/usr/bin:/bin"
2474   for ac_dir in $ac_dummy; do
2475     test -z "$ac_dir" && ac_dir=.
2476     if test -f $ac_dir/$ac_word; then
2477       ac_cv_path_BISON="$ac_dir/$ac_word"
2478       break
2479     fi
2480   done
2481   IFS="$ac_save_ifs"
2482   test -z "$ac_cv_path_BISON" && ac_cv_path_BISON="no"
2483   ;;
2484 esac
2485 fi
2486 BISON="$ac_cv_path_BISON"
2487 if test -n "$BISON"; then
2488   echo "$ac_t""$BISON" 1>&6
2489 else
2490   echo "$ac_t""no" 1>&6
2491 fi
2492
2493
2494 echo $ac_n "checking for signed size_t type""... $ac_c" 1>&6
2495 echo "configure:2496: checking for signed size_t type" >&5
2496 if eval "test \"`echo '$''{'libc_cv_signed_size_t'+set}'`\" = set"; then
2497   echo $ac_n "(cached) $ac_c" 1>&6
2498 else
2499   echo '#include <stddef.h>
2500 FOOBAR __SIZE_TYPE__ FOOBAR' > conftest.c
2501 if eval "$ac_cpp conftest.c 2>/dev/null" \
2502 | grep '^FOOBAR.*unsigned.*FOOBAR$' >/dev/null; then
2503   libc_cv_signed_size_t=no
2504 else
2505   libc_cv_signed_size_t=yes
2506 fi
2507 rm -f conftest*
2508 fi
2509
2510 echo "$ac_t""$libc_cv_signed_size_t" 1>&6
2511 if test $libc_cv_signed_size_t = yes; then
2512     cat >> confdefs.h <<\EOF
2513 #undef __SIZE_TYPE__
2514 #define __SIZE_TYPE__ unsigned
2515 EOF
2516 fi
2517
2518 echo $ac_n "checking for libc-friendly stddef.h""... $ac_c" 1>&6
2519 echo "configure:2520: checking for libc-friendly stddef.h" >&5
2520 if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then
2521   echo $ac_n "(cached) $ac_c" 1>&6
2522 else
2523   cat > conftest.$ac_ext <<EOF
2524 #line 2525 "configure"
2525 #include "confdefs.h"
2526 #define __need_size_t
2527 #define __need_wchar_t
2528 #include <stddef.h>
2529 #define __need_NULL
2530 #include <stddef.h>
2531 int main() {
2532 size_t size; wchar_t wchar;
2533 #ifdef offsetof
2534 #error stddef.h ignored __need_*
2535 #endif
2536 if (&size == NULL || &wchar == NULL) abort ();
2537 ; return 0; }
2538 EOF
2539 if { (eval echo configure:2540: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2540   rm -rf conftest*
2541   libc_cv_friendly_stddef=yes
2542 else
2543   echo "configure: failed program was:" >&5
2544   cat conftest.$ac_ext >&5
2545   rm -rf conftest*
2546   libc_cv_friendly_stddef=no
2547 fi
2548 rm -f conftest*
2549 fi
2550
2551 echo "$ac_t""$libc_cv_friendly_stddef" 1>&6
2552 if test $libc_cv_friendly_stddef = yes; then
2553   config_vars="$config_vars
2554 override stddef.h = # The installed <stddef.h> seems to be libc-friendly."
2555 fi
2556
2557 echo $ac_n "checking whether we need to use -P to assemble .S files""... $ac_c" 1>&6
2558 echo "configure:2559: checking whether we need to use -P to assemble .S files" >&5
2559 if eval "test \"`echo '$''{'libc_cv_need_minus_P'+set}'`\" = set"; then
2560   echo $ac_n "(cached) $ac_c" 1>&6
2561 else
2562   cat > conftest.S <<EOF
2563 #include "confdefs.h"
2564 /* Nothing whatsoever.  */
2565 EOF
2566 if ${CC-cc} $CFLAGS -c conftest.S 2>/dev/null; then
2567   libc_cv_need_minus_P=no
2568 else
2569   libc_cv_need_minus_P=yes
2570 fi
2571 rm -f conftest*
2572 fi
2573
2574 echo "$ac_t""$libc_cv_need_minus_P" 1>&6
2575 if test $libc_cv_need_minus_P = yes; then
2576   config_vars="$config_vars
2577 asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives."
2578 fi
2579
2580 echo $ac_n "checking whether .text pseudo-op must be used""... $ac_c" 1>&6
2581 echo "configure:2582: checking whether .text pseudo-op must be used" >&5
2582 if eval "test \"`echo '$''{'libc_cv_dot_text'+set}'`\" = set"; then
2583   echo $ac_n "(cached) $ac_c" 1>&6
2584 else
2585   cat > conftest.s <<EOF
2586 .text
2587 EOF
2588 libc_cv_dot_text=
2589 if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2590   libc_cv_dot_text=.text
2591 fi
2592 rm -f conftest*
2593 fi
2594
2595 if test -z "$libc_cv_dot_text"; then
2596   echo "$ac_t""no" 1>&6
2597 else
2598   echo "$ac_t""yes" 1>&6
2599 fi
2600
2601 echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&6
2602 echo "configure:2603: checking for assembler global-symbol directive" >&5
2603 if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then
2604   echo $ac_n "(cached) $ac_c" 1>&6
2605 else
2606   libc_cv_asm_global_directive=UNKNOWN
2607 for ac_globl in .globl .global .EXPORT; do
2608   cat > conftest.s <<EOF
2609         ${libc_cv_dot_text}
2610         ${ac_globl} foo
2611 foo:
2612 EOF
2613   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2614     libc_cv_asm_global_directive=${ac_globl}
2615   fi
2616   rm -f conftest*
2617   test $libc_cv_asm_global_directive != UNKNOWN && break
2618 done
2619 fi
2620
2621 echo "$ac_t""$libc_cv_asm_global_directive" 1>&6
2622 if test $libc_cv_asm_global_directive = UNKNOWN; then
2623   { echo "configure: error: cannot determine asm global directive" 1>&2; exit 1; }
2624 else
2625   cat >> confdefs.h <<EOF
2626 #define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive}
2627 EOF
2628
2629 fi
2630
2631 echo $ac_n "checking for .set assembler directive""... $ac_c" 1>&6
2632 echo "configure:2633: checking for .set assembler directive" >&5
2633 if eval "test \"`echo '$''{'libc_cv_asm_set_directive'+set}'`\" = set"; then
2634   echo $ac_n "(cached) $ac_c" 1>&6
2635 else
2636   cat > conftest.s <<EOF
2637 ${libc_cv_dot_text}
2638 foo:
2639 .set glibc_conftest_frobozz,foo
2640 $libc_cv_asm_global_directive glibc_conftest_frobozz
2641 EOF
2642 # The alpha-dec-osf1 assembler gives only a warning for `.set'
2643 # (but it doesn't work), so we must do a linking check to be sure.
2644 cat > conftest1.c <<\EOF
2645 extern int glibc_conftest_frobozz;
2646 main () { printf ("%d\n", glibc_conftest_frobozz); }
2647 EOF
2648 if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
2649             -o conftest conftest.s conftest1.c 1>&5 2>&5; then
2650   libc_cv_asm_set_directive=yes
2651 else
2652   libc_cv_asm_set_directive=no
2653 fi
2654 rm -f conftest*
2655 fi
2656
2657 echo "$ac_t""$libc_cv_asm_set_directive" 1>&6
2658 if test $libc_cv_asm_set_directive = yes; then
2659   cat >> confdefs.h <<\EOF
2660 #define HAVE_ASM_SET_DIRECTIVE 1
2661 EOF
2662
2663 fi
2664
2665 echo $ac_n "checking for assembler .type directive prefix""... $ac_c" 1>&6
2666 echo "configure:2667: checking for assembler .type directive prefix" >&5
2667 if eval "test \"`echo '$''{'libc_cv_asm_type_prefix'+set}'`\" = set"; then
2668   echo $ac_n "(cached) $ac_c" 1>&6
2669 else
2670   libc_cv_asm_type_prefix=no
2671 for ac_try_prefix in '@' '%' '#'; do
2672   cat > conftest.s <<EOF
2673         ${libc_cv_dot_text}
2674         ${libc_cv_asm_global_directive} foo
2675         .type foo, ${ac_try_prefix}object
2676         .size foo, 1
2677 foo:
2678         .byte 1
2679 EOF
2680   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
2681     libc_cv_asm_type_prefix=${ac_try_prefix}
2682   fi
2683   rm -f conftest*
2684   test "x$libc_cv_asm_type_prefix" != xno && break
2685 done
2686 fi
2687
2688 echo "$ac_t""$libc_cv_asm_type_prefix" 1>&6
2689 if test "x$libc_cv_asm_type_prefix" != xno; then
2690   cat >> confdefs.h <<EOF
2691 #define ASM_TYPE_DIRECTIVE_PREFIX ${libc_cv_asm_type_prefix}
2692 EOF
2693
2694 fi
2695
2696 # The Aix ld uses global .symbol_names instead of symbol_names.
2697 # Unfortunately also used in the PPC64 ELF ABI.
2698 case "${os}${machine}" in
2699 aix4.3* | linux*powerpc/powerpc64*)
2700   cat >> confdefs.h <<\EOF
2701 #define HAVE_ASM_GLOBAL_DOT_NAME 1
2702 EOF
2703
2704 esac
2705
2706 echo $ac_n "checking for .symver assembler directive""... $ac_c" 1>&6
2707 echo "configure:2708: checking for .symver assembler directive" >&5
2708 if eval "test \"`echo '$''{'libc_cv_asm_symver_directive'+set}'`\" = set"; then
2709   echo $ac_n "(cached) $ac_c" 1>&6
2710 else
2711   cat > conftest.s <<EOF
2712 ${libc_cv_dot_text}
2713 _sym:
2714 .symver _sym,sym@VERS
2715 EOF
2716 if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&5 2>&5; then
2717   libc_cv_asm_symver_directive=yes
2718 else
2719   libc_cv_asm_symver_directive=no
2720 fi
2721 rm -f conftest*
2722 fi
2723
2724 echo "$ac_t""$libc_cv_asm_symver_directive" 1>&6
2725 echo $ac_n "checking for ld --version-script""... $ac_c" 1>&6
2726 echo "configure:2727: checking for ld --version-script" >&5
2727 if eval "test \"`echo '$''{'libc_cv_ld_version_script_option'+set}'`\" = set"; then
2728   echo $ac_n "(cached) $ac_c" 1>&6
2729 else
2730   if test $libc_cv_asm_symver_directive = yes; then
2731   cat > conftest.s <<EOF
2732 ${libc_cv_dot_text}
2733 _sym:
2734 .symver _sym,sym@VERS
2735 EOF
2736   cat > conftest.map <<EOF
2737 VERS_1 {
2738         global: sym;
2739 };
2740
2741 VERS_2 {
2742         global: sym;
2743 } VERS_1;
2744 EOF
2745   if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&5 2>&5; then
2746     if { ac_try='${CC-cc} $CFLAGS -shared -o conftest.so conftest.o
2747                                         -nostartfiles -nostdlib
2748                                         -Wl,--version-script,conftest.map
2749                        1>&5'; { (eval echo configure:2750: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
2750     then
2751       libc_cv_ld_version_script_option=yes
2752     else
2753       libc_cv_ld_version_script_option=no
2754     fi
2755   else
2756     libc_cv_ld_version_script_option=no
2757   fi
2758 else
2759   libc_cv_ld_version_script_option=no
2760 fi
2761 rm -f conftest*
2762 fi
2763
2764 echo "$ac_t""$libc_cv_ld_version_script_option" 1>&6
2765 if test $shared != no &&
2766    test $libc_cv_asm_symver_directive = yes &&
2767    test $libc_cv_ld_version_script_option = yes &&
2768    test $enable_versioning = yes; then
2769   VERSIONING=yes
2770   cat >> confdefs.h <<\EOF
2771 #define DO_VERSIONING 1
2772 EOF
2773
2774 else
2775   VERSIONING=no
2776 fi
2777
2778
2779 if test $elf = yes && test $shared != no && test $VERSIONING = no; then
2780   echo "\
2781 *** WARNING: You should not compile GNU libc without versioning. Not using
2782 *** versioning will introduce incompatibilities so that old binaries
2783 *** will not run anymore.
2784 *** For versioning you need recent binutils (binutils-2.8.1.0.23 or newer)."
2785 fi
2786 if test $elf = yes; then
2787   echo $ac_n "checking for .previous assembler directive""... $ac_c" 1>&6
2788 echo "configure:2789: checking for .previous assembler directive" >&5
2789 if eval "test \"`echo '$''{'libc_cv_asm_previous_directive'+set}'`\" = set"; then
2790   echo $ac_n "(cached) $ac_c" 1>&6
2791 else
2792     cat > conftest.s <<EOF
2793 .section foo_section
2794 .previous
2795 EOF
2796   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2797: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2797     libc_cv_asm_previous_directive=yes
2798   else
2799     libc_cv_asm_previous_directive=no
2800   fi
2801   rm -f conftest*
2802 fi
2803
2804 echo "$ac_t""$libc_cv_asm_previous_directive" 1>&6
2805   if test $libc_cv_asm_previous_directive = yes; then
2806     cat >> confdefs.h <<\EOF
2807 #define HAVE_ASM_PREVIOUS_DIRECTIVE 1
2808 EOF
2809
2810   else
2811     echo $ac_n "checking for .popsection assembler directive""... $ac_c" 1>&6
2812 echo "configure:2813: checking for .popsection assembler directive" >&5
2813 if eval "test \"`echo '$''{'libc_cv_asm_popsection_directive'+set}'`\" = set"; then
2814   echo $ac_n "(cached) $ac_c" 1>&6
2815 else
2816       cat > conftest.s <<EOF
2817 .pushsection foo_section
2818 .popsection
2819 EOF
2820     if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2821: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2821       libc_cv_asm_popsection_directive=yes
2822     else
2823       libc_cv_asm_popsection_directive=no
2824     fi
2825     rm -f conftest*
2826 fi
2827
2828 echo "$ac_t""$libc_cv_asm_popsection_directive" 1>&6
2829     if test $libc_cv_asm_popsection_directive = yes; then
2830       cat >> confdefs.h <<\EOF
2831 #define HAVE_ASM_POPSECTION_DIRECTIVE 1
2832 EOF
2833
2834     fi
2835   fi
2836   echo $ac_n "checking for .protected and .hidden assembler directive""... $ac_c" 1>&6
2837 echo "configure:2838: checking for .protected and .hidden assembler directive" >&5
2838 if eval "test \"`echo '$''{'libc_cv_asm_protected_directive'+set}'`\" = set"; then
2839   echo $ac_n "(cached) $ac_c" 1>&6
2840 else
2841     cat > conftest.s <<EOF
2842 .protected foo
2843 foo:
2844 .hidden bar
2845 bar:
2846 EOF
2847   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2848: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
2848     libc_cv_asm_protected_directive=yes
2849   else
2850     libc_cv_asm_protected_directive=no
2851   fi
2852   rm -f conftest*
2853 fi
2854
2855 echo "$ac_t""$libc_cv_asm_protected_directive" 1>&6
2856
2857   cat >> confdefs.h <<\EOF
2858 #define HAVE_PROTECTED 1
2859 EOF
2860
2861   cat >> confdefs.h <<\EOF
2862 #define HAVE_HIDDEN 1
2863 EOF
2864
2865
2866   if test $libc_cv_asm_protected_directive = yes; then
2867     echo $ac_n "checking whether __attribute__((visibility())) is supported""... $ac_c" 1>&6
2868 echo "configure:2869: checking whether __attribute__((visibility())) is supported" >&5
2869 if eval "test \"`echo '$''{'libc_cv_visibility_attribute'+set}'`\" = set"; then
2870   echo $ac_n "(cached) $ac_c" 1>&6
2871 else
2872   cat > conftest.c <<EOF
2873                   int foo __attribute__ ((visibility ("hidden"))) = 1;
2874                   int bar __attribute__ ((visibility ("protected"))) = 1;
2875 EOF
2876                   libc_cv_visibility_attribute=no
2877                   if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
2878                     if grep '\.hidden.*foo' conftest.s >/dev/null; then
2879                       if grep '\.protected.*bar' conftest.s >/dev/null; then
2880                         libc_cv_visibility_attribute=yes
2881                       fi
2882                     fi
2883                   fi
2884                   rm -f conftest.cs
2885
2886 fi
2887
2888 echo "$ac_t""$libc_cv_visibility_attribute" 1>&6
2889     if test $libc_cv_visibility_attribute = yes; then
2890       cat >> confdefs.h <<\EOF
2891 #define HAVE_VISIBILITY_ATTRIBUTE 1
2892 EOF
2893
2894     fi
2895   fi
2896
2897   if test $libc_cv_visibility_attribute = yes; then
2898     echo $ac_n "checking for broken __attribute__((visibility()))""... $ac_c" 1>&6
2899 echo "configure:2900: checking for broken __attribute__((visibility()))" >&5
2900 if eval "test \"`echo '$''{'libc_cv_broken_visibility_attribute'+set}'`\" = set"; then
2901   echo $ac_n "(cached) $ac_c" 1>&6
2902 else
2903   cat > conftest.c <<EOF
2904                   int foo (int x);
2905                   int bar (int x) __asm__ ("foo") __attribute__ ((visibility ("hidden")));
2906                   int bar (int x) { return x; }
2907 EOF
2908                   libc_cv_broken_visibility_attribute=yes
2909                   if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
2910                     if grep '\.hidden[  _]foo' conftest.s >/dev/null; then
2911                       libc_cv_broken_visibility_attribute=no
2912                     fi
2913                   fi
2914                   rm -f conftest.c conftest.s
2915
2916 fi
2917
2918 echo "$ac_t""$libc_cv_broken_visibility_attribute" 1>&6
2919     if test $libc_cv_broken_visibility_attribute = yes; then
2920       cat >> confdefs.h <<\EOF
2921 #define HAVE_BROKEN_VISIBILITY_ATTRIBUTE 1
2922 EOF
2923
2924     fi
2925   fi
2926
2927   echo $ac_n "checking for broken __attribute__((alias()))""... $ac_c" 1>&6
2928 echo "configure:2929: checking for broken __attribute__((alias()))" >&5
2929 if eval "test \"`echo '$''{'libc_cv_broken_alias_attribute'+set}'`\" = set"; then
2930   echo $ac_n "(cached) $ac_c" 1>&6
2931 else
2932   cat > conftest.c <<EOF
2933                   extern int foo (int x) __asm ("xyzzy");
2934                   int bar (int x) { return x; }
2935                   extern __typeof (bar) foo __attribute ((weak, alias ("bar")));
2936                   extern int dfoo;
2937                   extern __typeof (dfoo) dfoo __asm ("abccb");
2938                   int dfoo = 1;
2939 EOF
2940                   libc_cv_broken_alias_attribute=yes
2941                   if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
2942                     if grep 'xyzzy' conftest.s >/dev/null &&
2943                        grep 'abccb' conftest.s >/dev/null; then
2944                       libc_cv_broken_alias_attribute=no
2945                     fi
2946                   fi
2947                   rm -f conftest.c conftest.s
2948
2949 fi
2950
2951 echo "$ac_t""$libc_cv_broken_alias_attribute" 1>&6
2952   if test $libc_cv_broken_alias_attribute = yes; then
2953     cat >> confdefs.h <<\EOF
2954 #define HAVE_BROKEN_ALIAS_ATTRIBUTE 1
2955 EOF
2956
2957   fi
2958
2959   if test $libc_cv_visibility_attribute = yes -a $gnu_ld = yes; then
2960     echo $ac_n "checking whether to put _rtld_local into .sdata section""... $ac_c" 1>&6
2961 echo "configure:2962: checking whether to put _rtld_local into .sdata section" >&5
2962 if eval "test \"`echo '$''{'libc_cv_have_sdata_section'+set}'`\" = set"; then
2963   echo $ac_n "(cached) $ac_c" 1>&6
2964 else
2965   echo "int i;" > conftest.c
2966                   libc_cv_have_sdata_section=no
2967                   if ${CC-cc} -shared -Wl,--verbose conftest.c -o conftest.so 2>&1 \
2968                      | grep '\.sdata' >/dev/null; then
2969                     libc_cv_have_sdata_section=yes
2970                   fi
2971                   rm -f conftest.c conftest.so
2972
2973 fi
2974
2975 echo "$ac_t""$libc_cv_have_sdata_section" 1>&6
2976     if test $libc_cv_have_sdata_section = yes; then
2977       cat >> confdefs.h <<\EOF
2978 #define HAVE_SDATA_SECTION 1
2979 EOF
2980
2981     fi
2982   fi
2983
2984   echo $ac_n "checking for .preinit_array/.init_array/.fini_array support""... $ac_c" 1>&6
2985 echo "configure:2986: checking for .preinit_array/.init_array/.fini_array support" >&5
2986 if eval "test \"`echo '$''{'libc_cv_initfinit_array'+set}'`\" = set"; then
2987   echo $ac_n "(cached) $ac_c" 1>&6
2988 else
2989     cat > conftest.c <<EOF
2990 int _start (void) { return 0; }
2991 int __start (void) { return 0; }
2992 int foo (void) { return 1; }
2993 int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;
2994 EOF
2995   if { ac_try='${CC-cc} -o conftest conftest.c
2996                      -static -nostartfiles -nostdlib 1>&5'; { (eval echo configure:2997: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
2997   then
2998     if readelf -S conftest | fgrep INIT_ARRAY > /dev/null; then
2999       libc_cv_initfinit_array=yes
3000     else
3001       libc_cv_initfinit_array=no
3002     fi
3003   else
3004     libc_cv_initfinit_array=no
3005   fi
3006   rm -f conftest*
3007 fi
3008
3009 echo "$ac_t""$libc_cv_initfinit_array" 1>&6
3010
3011   if test $libc_cv_initfinit_array = yes; then
3012     cat >> confdefs.h <<\EOF
3013 #define HAVE_INITFINI_ARRAY 1
3014 EOF
3015
3016   fi
3017
3018   echo $ac_n "checking for -z nodelete option""... $ac_c" 1>&6
3019 echo "configure:3020: checking for -z nodelete option" >&5
3020 if eval "test \"`echo '$''{'libc_cv_z_nodelete'+set}'`\" = set"; then
3021   echo $ac_n "(cached) $ac_c" 1>&6
3022 else
3023     cat > conftest.c <<EOF
3024 int _start (void) { return 42; }
3025 EOF
3026   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
3027                      -nostartfiles -nostdlib
3028                      -Wl,--enable-new-dtags,-z,nodelete 1>&5'; { (eval echo configure:3029: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3029   then
3030     libc_cv_z_nodelete=yes
3031   else
3032     libc_cv_z_nodelete=no
3033   fi
3034   rm -f conftest*
3035 fi
3036
3037 echo "$ac_t""$libc_cv_z_nodelete" 1>&6
3038
3039
3040   echo $ac_n "checking for -z nodlopen option""... $ac_c" 1>&6
3041 echo "configure:3042: checking for -z nodlopen option" >&5
3042 if eval "test \"`echo '$''{'libc_cv_z_nodlopen'+set}'`\" = set"; then
3043   echo $ac_n "(cached) $ac_c" 1>&6
3044 else
3045     cat > conftest.c <<EOF
3046 int _start (void) { return 42; }
3047 EOF
3048   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
3049                         -nostartfiles -nostdlib
3050                         -Wl,--enable-new-dtags,-z,nodlopen 1>&5'; { (eval echo configure:3051: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3051   then
3052     libc_cv_z_nodlopen=yes
3053   else
3054     libc_cv_z_nodlopen=no
3055   fi
3056   rm -f conftest*
3057 fi
3058
3059 echo "$ac_t""$libc_cv_z_nodlopen" 1>&6
3060
3061
3062   echo $ac_n "checking for -z initfirst option""... $ac_c" 1>&6
3063 echo "configure:3064: checking for -z initfirst option" >&5
3064 if eval "test \"`echo '$''{'libc_cv_z_initfirst'+set}'`\" = set"; then
3065   echo $ac_n "(cached) $ac_c" 1>&6
3066 else
3067     cat > conftest.c <<EOF
3068 int _start (void) { return 42; }
3069 EOF
3070   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
3071                         -nostartfiles -nostdlib
3072                         -Wl,--enable-new-dtags,-z,initfirst 1>&5'; { (eval echo configure:3073: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3073   then
3074     libc_cv_z_initfirst=yes
3075   else
3076     libc_cv_z_initfirst=no
3077   fi
3078   rm -f conftest*
3079 fi
3080
3081 echo "$ac_t""$libc_cv_z_initfirst" 1>&6
3082
3083
3084   echo $ac_n "checking for -Bgroup option""... $ac_c" 1>&6
3085 echo "configure:3086: checking for -Bgroup option" >&5
3086 if eval "test \"`echo '$''{'libc_cv_Bgroup'+set}'`\" = set"; then
3087   echo $ac_n "(cached) $ac_c" 1>&6
3088 else
3089     cat > conftest.c <<EOF
3090 int _start (void) { return 42; }
3091 EOF
3092   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,-Bgroup -nostdlib 1>&5'; { (eval echo configure:3093: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3093   then
3094     libc_cv_Bgroup=yes
3095   else
3096     libc_cv_Bgroup=no
3097   fi
3098   rm -f conftest*
3099 fi
3100
3101 echo "$ac_t""$libc_cv_Bgroup" 1>&6
3102
3103
3104   echo $ac_n "checking for -z combreloc""... $ac_c" 1>&6
3105 echo "configure:3106: checking for -z combreloc" >&5
3106 if eval "test \"`echo '$''{'libc_cv_z_combreloc'+set}'`\" = set"; then
3107   echo $ac_n "(cached) $ac_c" 1>&6
3108 else
3109     cat > conftest.c <<EOF
3110 extern int bar (int);
3111 extern int mumble;
3112 int foo (void) { return bar (mumble); }
3113 EOF
3114   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
3115                         -nostdlib -nostartfiles
3116                         -Wl,-z,combreloc 1>&5'; { (eval echo configure:3117: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
3117   then
3118     if readelf -S conftest.so | grep '\.rel\(a\|\)\.dyn' > /dev/null; then
3119       libc_cv_z_combreloc=yes
3120     else
3121       libc_cv_z_combreloc=no
3122     fi
3123   else
3124     libc_cv_z_combreloc=no
3125   fi
3126   rm -f conftest*
3127 fi
3128
3129 echo "$ac_t""$libc_cv_z_combreloc" 1>&6
3130   if test "$libc_cv_z_combreloc" = yes; then
3131     cat >> confdefs.h <<\EOF
3132 #define HAVE_Z_COMBRELOC 1
3133 EOF
3134
3135   fi
3136 fi
3137
3138
3139 if test $elf != yes; then
3140   echo $ac_n "checking for .init and .fini sections""... $ac_c" 1>&6
3141 echo "configure:3142: checking for .init and .fini sections" >&5
3142 if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then
3143   echo $ac_n "(cached) $ac_c" 1>&6
3144 else
3145   cat > conftest.$ac_ext <<EOF
3146 #line 3147 "configure"
3147 #include "confdefs.h"
3148
3149 int main() {
3150 asm (".section .init");
3151                                     asm (".section .fini");
3152                                     asm ("${libc_cv_dot_text}");
3153 ; return 0; }
3154 EOF
3155 if { (eval echo configure:3156: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3156   rm -rf conftest*
3157   libc_cv_have_initfini=yes
3158 else
3159   echo "configure: failed program was:" >&5
3160   cat conftest.$ac_ext >&5
3161   rm -rf conftest*
3162   libc_cv_have_initfini=no
3163 fi
3164 rm -f conftest*
3165 fi
3166
3167 echo "$ac_t""$libc_cv_have_initfini" 1>&6
3168     if test $libc_cv_have_initfini = yes; then
3169     cat >> confdefs.h <<\EOF
3170 #define HAVE_INITFINI 1
3171 EOF
3172
3173   fi
3174 fi
3175
3176 if test $elf = yes -a $gnu_ld = yes; then
3177   echo $ac_n "checking whether cc puts quotes around section names""... $ac_c" 1>&6
3178 echo "configure:3179: checking whether cc puts quotes around section names" >&5
3179 if eval "test \"`echo '$''{'libc_cv_have_section_quotes'+set}'`\" = set"; then
3180   echo $ac_n "(cached) $ac_c" 1>&6
3181 else
3182   cat > conftest.c <<EOF
3183                   static const int foo
3184                   __attribute__ ((section ("bar"))) = 1;
3185 EOF
3186                   if ${CC-cc} -S conftest.c -o conftest.s; then
3187                     if grep '\.section.*"bar"' conftest.s >/dev/null; then
3188                       libc_cv_have_section_quotes=yes
3189                     else
3190                       libc_cv_have_section_quotes=no
3191                     fi
3192                   else
3193                     libc_cv_have_section_quotes=unknown
3194                   fi
3195                   rm -f conftest.cs
3196
3197 fi
3198
3199 echo "$ac_t""$libc_cv_have_section_quotes" 1>&6
3200   if test $libc_cv_have_section_quotes = yes; then
3201     cat >> confdefs.h <<\EOF
3202 #define HAVE_SECTION_QUOTES 1
3203 EOF
3204
3205   fi
3206 fi
3207
3208
3209
3210 if test $elf = yes; then
3211   libc_cv_asm_underscores=no
3212 else
3213   if test $ac_cv_prog_cc_works = yes; then
3214     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
3215 echo "configure:3216: checking for _ prefix on C symbol names" >&5
3216 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
3217   echo $ac_n "(cached) $ac_c" 1>&6
3218 else
3219   cat > conftest.$ac_ext <<EOF
3220 #line 3221 "configure"
3221 #include "confdefs.h"
3222 asm ("_glibc_foobar:");
3223 int main() {
3224 glibc_foobar ();
3225 ; return 0; }
3226 EOF
3227 if { (eval echo configure:3228: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3228   rm -rf conftest*
3229   libc_cv_asm_underscores=yes
3230 else
3231   echo "configure: failed program was:" >&5
3232   cat conftest.$ac_ext >&5
3233   rm -rf conftest*
3234   libc_cv_asm_underscores=no
3235 fi
3236 rm -f conftest*
3237 fi
3238
3239 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
3240   else
3241     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
3242 echo "configure:3243: checking for _ prefix on C symbol names" >&5
3243 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
3244   echo $ac_n "(cached) $ac_c" 1>&6
3245 else
3246   cat > conftest.$ac_ext <<EOF
3247 #line 3248 "configure"
3248 #include "confdefs.h"
3249 void underscore_test(void) {
3250 return; }
3251 EOF
3252 if { (eval echo configure:3253: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3253   if grep _underscore_test conftest* >/dev/null; then
3254     rm -f conftest*
3255     libc_cv_asm_underscores=yes
3256   else
3257     rm -f conftest*
3258     libc_cv_asm_underscores=no
3259   fi
3260 else
3261   echo "configure: failed program was:" >&5
3262   cat conftest.$ac_ext >&5
3263   rm -f conftest*
3264   libc_cv_asm_underscores=no
3265 fi
3266 rm -f conftest*
3267 fi
3268
3269 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
3270   fi
3271 fi
3272 if test $libc_cv_asm_underscores = no; then
3273   cat >> confdefs.h <<\EOF
3274 #define NO_UNDERSCORES 1
3275 EOF
3276
3277 fi
3278
3279 if test $elf = yes; then
3280   libc_cv_weak_symbols=yes
3281 fi
3282
3283 echo $ac_n "checking for assembler .weak directive""... $ac_c" 1>&6
3284 echo "configure:3285: checking for assembler .weak directive" >&5
3285 if eval "test \"`echo '$''{'libc_cv_asm_weak_directive'+set}'`\" = set"; then
3286   echo $ac_n "(cached) $ac_c" 1>&6
3287 else
3288   cat > conftest.s <<EOF
3289 ${libc_cv_dot_text}
3290 ${libc_cv_asm_global_directive} foo
3291 foo:
3292 .weak foo
3293 .weak bar; bar = foo
3294 EOF
3295 if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
3296   libc_cv_asm_weak_directive=yes
3297 else
3298   libc_cv_asm_weak_directive=no
3299 fi
3300 rm -f conftest*
3301 fi
3302
3303 echo "$ac_t""$libc_cv_asm_weak_directive" 1>&6
3304
3305 if test $libc_cv_asm_weak_directive = no; then
3306   echo $ac_n "checking for assembler .weakext directive""... $ac_c" 1>&6
3307 echo "configure:3308: checking for assembler .weakext directive" >&5
3308 if eval "test \"`echo '$''{'libc_cv_asm_weakext_directive'+set}'`\" = set"; then
3309   echo $ac_n "(cached) $ac_c" 1>&6
3310 else
3311   cat > conftest.s <<EOF
3312 ${libc_cv_dot_text}
3313 ${libc_cv_asm_global_directive} foo
3314 foo:
3315 .weakext bar foo
3316 .weakext baz
3317 ${libc_cv_asm_global_directive} baz
3318 baz:
3319 EOF
3320   if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
3321     libc_cv_asm_weakext_directive=yes
3322   else
3323     libc_cv_asm_weakext_directive=no
3324   fi
3325   rm -f conftest*
3326 fi
3327
3328 echo "$ac_t""$libc_cv_asm_weakext_directive" 1>&6
3329
3330 fi # no .weak
3331
3332 if test $libc_cv_asm_weak_directive = yes; then
3333   cat >> confdefs.h <<\EOF
3334 #define HAVE_ASM_WEAK_DIRECTIVE 1
3335 EOF
3336
3337 elif test $libc_cv_asm_weakext_directive = yes; then
3338   cat >> confdefs.h <<\EOF
3339 #define HAVE_ASM_WEAKEXT_DIRECTIVE 1
3340 EOF
3341
3342 fi
3343
3344 case "${host_cpu}-${host_os}" in
3345   cris*)
3346     libc_cv_asm_line_sep='@'
3347     cat >> confdefs.h <<EOF
3348 #define ASM_LINE_SEP $libc_cv_asm_line_sep
3349 EOF
3350
3351     ;;
3352   hppa*linux*)
3353   echo $ac_n "checking for assembler line separator""... $ac_c" 1>&6
3354 echo "configure:3355: checking for assembler line separator" >&5
3355 if eval "test \"`echo '$''{'libc_cv_asm_line_sep'+set}'`\" = set"; then
3356   echo $ac_n "(cached) $ac_c" 1>&6
3357 else
3358     cat > conftest.s <<EOF
3359  nop ; is_old_puffin
3360 EOF
3361   if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:3362: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3362     libc_cv_asm_line_sep='!'
3363   else
3364     if test -z "$enable_hacker_mode"; then
3365       echo "*** You need a newer assembler to compile glibc"
3366       rm -f conftest*
3367       exit 1
3368     fi
3369     libc_cv_asm_line_sep=';'
3370   fi
3371   rm -f conftest*
3372 fi
3373
3374 echo "$ac_t""$libc_cv_asm_line_sep" 1>&6
3375   cat >> confdefs.h <<EOF
3376 #define ASM_LINE_SEP $libc_cv_asm_line_sep
3377 EOF
3378
3379   ;;
3380 esac
3381
3382 echo $ac_n "checking for ld --no-whole-archive""... $ac_c" 1>&6
3383 echo "configure:3384: checking for ld --no-whole-archive" >&5
3384 if eval "test \"`echo '$''{'libc_cv_ld_no_whole_archive'+set}'`\" = set"; then
3385   echo $ac_n "(cached) $ac_c" 1>&6
3386 else
3387   cat > conftest.c <<\EOF
3388 _start () {}
3389 int __eh_pc;
3390 __throw () {}
3391 EOF
3392 if { ac_try='${CC-cc} $CFLAGS
3393                             -nostdlib -nostartfiles -Wl,--no-whole-archive
3394                             -o conftest conftest.c 1>&5'; { (eval echo configure:3395: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3395   libc_cv_ld_no_whole_archive=yes
3396 else
3397   libc_cv_ld_no_whole_archive=no
3398 fi
3399 rm -f conftest*
3400 fi
3401
3402 echo "$ac_t""$libc_cv_ld_no_whole_archive" 1>&6
3403 if test $libc_cv_ld_no_whole_archive = yes; then
3404   no_whole_archive=-Wl,--no-whole-archive
3405 fi
3406
3407 echo $ac_n "checking for gcc -fexceptions""... $ac_c" 1>&6
3408 echo "configure:3409: checking for gcc -fexceptions" >&5
3409 if eval "test \"`echo '$''{'libc_cv_gcc_exceptions'+set}'`\" = set"; then
3410   echo $ac_n "(cached) $ac_c" 1>&6
3411 else
3412   cat > conftest.c <<\EOF
3413 _start () {}
3414 int __eh_pc;
3415 __throw () {}
3416 EOF
3417 if { ac_try='${CC-cc} $CFLAGS
3418                             -nostdlib -nostartfiles -fexceptions
3419                             -o conftest conftest.c 1>&5'; { (eval echo configure:3420: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3420   libc_cv_gcc_exceptions=yes
3421 else
3422   libc_cv_gcc_exceptions=no
3423 fi
3424 rm -f conftest*
3425 fi
3426
3427 echo "$ac_t""$libc_cv_gcc_exceptions" 1>&6
3428 if test $libc_cv_gcc_exceptions = yes; then
3429   exceptions=-fexceptions
3430 fi
3431
3432 if test "$base_machine" = alpha ; then
3433 echo $ac_n "checking for function ..ng prefix""... $ac_c" 1>&6
3434 echo "configure:3435: checking for function ..ng prefix" >&5
3435 if eval "test \"`echo '$''{'libc_cv_gcc_alpha_ng_prefix'+set}'`\" = set"; then
3436   echo $ac_n "(cached) $ac_c" 1>&6
3437 else
3438   cat > conftest.c <<\EOF
3439 foo () { }
3440 EOF
3441 if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null'; { (eval echo configure:3442: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
3442 then
3443   libc_cv_gcc_alpha_ng_prefix=yes
3444 else
3445   libc_cv_gcc_alpha_ng_prefix=no
3446 fi
3447 rm -f conftest*
3448 fi
3449
3450 echo "$ac_t""$libc_cv_gcc_alpha_ng_prefix" 1>&6
3451 if test $libc_cv_gcc_alpha_ng_prefix = yes ; then
3452   cat >> confdefs.h <<\EOF
3453 #define ASM_ALPHA_NG_SYMBOL_PREFIX "$"
3454 EOF
3455
3456 else
3457   cat >> confdefs.h <<\EOF
3458 #define ASM_ALPHA_NG_SYMBOL_PREFIX ""
3459 EOF
3460
3461 fi
3462 fi
3463
3464 if test "$host_cpu" = powerpc ; then
3465 # Check for a bug present in at least versions 2.8.x of GCC
3466 # and versions 1.0.x of EGCS.
3467 echo $ac_n "checking whether clobbering cr0 causes problems""... $ac_c" 1>&6
3468 echo "configure:3469: checking whether clobbering cr0 causes problems" >&5
3469 if eval "test \"`echo '$''{'libc_cv_c_asmcr0_bug'+set}'`\" = set"; then
3470   echo $ac_n "(cached) $ac_c" 1>&6
3471 else
3472   cat > conftest.$ac_ext <<EOF
3473 #line 3474 "configure"
3474 #include "confdefs.h"
3475 int tester(int x) { asm ("" : : : "cc"); return x & 123; }
3476 int main() {
3477
3478 ; return 0; }
3479 EOF
3480 if { (eval echo configure:3481: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
3481   rm -rf conftest*
3482   libc_cv_c_asmcr0_bug='no'
3483 else
3484   echo "configure: failed program was:" >&5
3485   cat conftest.$ac_ext >&5
3486   rm -rf conftest*
3487   libc_cv_c_asmcr0_bug='yes'
3488 fi
3489 rm -f conftest*
3490 fi
3491
3492 echo "$ac_t""$libc_cv_c_asmcr0_bug" 1>&6
3493 if test "$libc_cv_c_asmcr0_bug" != 'no'; then
3494   cat >> confdefs.h <<\EOF
3495 #define BROKEN_PPC_ASM_CR0 1
3496 EOF
3497
3498 fi
3499 fi
3500
3501 echo $ac_n "checking for DWARF2 unwind info support""... $ac_c" 1>&6
3502 echo "configure:3503: checking for DWARF2 unwind info support" >&5
3503 if eval "test \"`echo '$''{'libc_cv_gcc_dwarf2_unwind_info'+set}'`\" = set"; then
3504   echo $ac_n "(cached) $ac_c" 1>&6
3505 else
3506   cat > conftest.c <<EOF
3507 #line 3508 "configure"
3508 static char *__EH_FRAME_BEGIN__;
3509 _start ()
3510 {
3511 #ifdef CHECK__register_frame
3512   __register_frame (__EH_FRAME_BEGIN__);
3513   __deregister_frame (__EH_FRAME_BEGIN__);
3514 #endif
3515 #ifdef CHECK__register_frame_info
3516   __register_frame_info (__EH_FRAME_BEGIN__);
3517   __deregister_frame_info (__EH_FRAME_BEGIN__);
3518 #endif
3519 }
3520 int __eh_pc;
3521 __throw () {}
3522 /* FIXME: this is fragile.  */
3523 malloc () {}
3524 strcmp () {}
3525 strlen () {}
3526 memcpy () {}
3527 memset () {}
3528 free () {}
3529 abort () {}
3530 __bzero () {}
3531 dl_iterate_phdr () {}
3532 EOF
3533 if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
3534                             -nostdlib -nostartfiles
3535                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3536: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3536   libc_cv_gcc_dwarf2_unwind_info=static
3537 else
3538   libc_cv_gcc_dwarf2_unwind_info=no
3539 fi
3540 if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
3541                             -nostdlib -nostartfiles
3542                             -o conftest conftest.c -lgcc -lgcc_eh >&5'; { (eval echo configure:3543: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3543   if ${CC-cc} $CFLAGS -DCHECK__register_frame_info -nostdlib -nostartfiles \
3544      -o conftest conftest.c -lgcc -lgcc_eh -v 2>&1 >/dev/null \
3545      | grep -q -- --eh-frame-hdr; then
3546     libc_cv_gcc_dwarf2_unwind_info=no_registry_needed
3547   else
3548     libc_cv_gcc_dwarf2_unwind_info=static
3549   fi
3550 else
3551   libc_cv_gcc_dwarf2_unwind_info=no
3552 fi
3553 if test $libc_cv_gcc_dwarf2_unwind_info = no; then
3554   if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame
3555                               -nostdlib -nostartfiles
3556                               -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3557: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3557     libc_cv_gcc_dwarf2_unwind_info=yes
3558   else
3559     libc_cv_gcc_dwarf2_unwind_info=no
3560   fi
3561 fi
3562 rm -f conftest*
3563 fi
3564
3565 echo "$ac_t""$libc_cv_gcc_dwarf2_unwind_info" 1>&6
3566 case $libc_cv_gcc_dwarf2_unwind_info in
3567 yes)
3568   cat >> confdefs.h <<\EOF
3569 #define HAVE_DWARF2_UNWIND_INFO 1
3570 EOF
3571
3572   ;;
3573 static)
3574   cat >> confdefs.h <<\EOF
3575 #define HAVE_DWARF2_UNWIND_INFO 1
3576 EOF
3577
3578   cat >> confdefs.h <<\EOF
3579 #define HAVE_DWARF2_UNWIND_INFO_STATIC 1
3580 EOF
3581
3582   ;;
3583 esac
3584
3585 echo $ac_n "checking for __builtin_expect""... $ac_c" 1>&6
3586 echo "configure:3587: checking for __builtin_expect" >&5
3587 if eval "test \"`echo '$''{'libc_cv_gcc_builtin_expect'+set}'`\" = set"; then
3588   echo $ac_n "(cached) $ac_c" 1>&6
3589 else
3590   cat > conftest.c <<EOF
3591 #line 3592 "configure"
3592 int foo (int a)
3593 {
3594   a = __builtin_expect (a, 10);
3595   return a == 10 ? 0 : 1;
3596 }
3597 EOF
3598 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
3599                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3600: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3600   libc_cv_gcc_builtin_expect=yes
3601 else
3602   libc_cv_gcc_builtin_expect=no
3603 fi
3604 rm -f conftest*
3605 fi
3606
3607 echo "$ac_t""$libc_cv_gcc_builtin_expect" 1>&6
3608 if test "$libc_cv_gcc_builtin_expect" = yes; then
3609   cat >> confdefs.h <<\EOF
3610 #define HAVE_BUILTIN_EXPECT 1
3611 EOF
3612
3613 fi
3614
3615 echo $ac_n "checking for __builtin_memset""... $ac_c" 1>&6
3616 echo "configure:3617: checking for __builtin_memset" >&5
3617 if eval "test \"`echo '$''{'libc_cv_gcc_builtin_memset'+set}'`\" = set"; then
3618   echo $ac_n "(cached) $ac_c" 1>&6
3619 else
3620   cat > conftest.c <<\EOF
3621 void zero (void *x)
3622 {
3623   __builtin_memset (x, 0, 1000);
3624 }
3625 EOF
3626 if { ac_try='${CC-cc} -O3 -S conftest.c -o - | fgrep "memset" > /dev/null'; { (eval echo configure:3627: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
3627 then
3628   libc_cv_gcc_builtin_memset=no
3629 else
3630   libc_cv_gcc_builtin_memset=yes
3631 fi
3632 rm -f conftest*
3633 fi
3634
3635 echo "$ac_t""$libc_cv_gcc_builtin_memset" 1>&6
3636 if test "$libc_cv_gcc_builtin_memset" = yes ; then
3637   cat >> confdefs.h <<\EOF
3638 #define HAVE_BUILTIN_MEMSET 1
3639 EOF
3640
3641 fi
3642
3643 echo $ac_n "checking for local label subtraction""... $ac_c" 1>&6
3644 echo "configure:3645: checking for local label subtraction" >&5
3645 if eval "test \"`echo '$''{'libc_cv_gcc_subtract_local_labels'+set}'`\" = set"; then
3646   echo $ac_n "(cached) $ac_c" 1>&6
3647 else
3648   cat > conftest.c <<EOF
3649 #line 3650 "configure"
3650 int foo (int a)
3651 {
3652   static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };
3653   void *p = &&l1 + ar[a];
3654   goto *p;
3655  l1:
3656   return 1;
3657  l2:
3658   return 2;
3659 }
3660 EOF
3661 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
3662                             -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3663: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3663   libc_cv_gcc_subtract_local_labels=yes
3664 else
3665   libc_cv_gcc_subtract_local_labels=no
3666 fi
3667 rm -f conftest*
3668 fi
3669
3670 echo "$ac_t""$libc_cv_gcc_subtract_local_labels" 1>&6
3671 if test "$libc_cv_gcc_subtract_local_labels" = yes; then
3672   cat >> confdefs.h <<\EOF
3673 #define HAVE_SUBTRACT_LOCAL_LABELS 1
3674 EOF
3675
3676 fi
3677
3678 echo $ac_n "checking for __thread""... $ac_c" 1>&6
3679 echo "configure:3680: checking for __thread" >&5
3680 if eval "test \"`echo '$''{'libc_cv_gcc___thread'+set}'`\" = set"; then
3681   echo $ac_n "(cached) $ac_c" 1>&6
3682 else
3683   cat > conftest.c <<\EOF
3684 __thread int a = 42;
3685 EOF
3686 if { ac_try='${CC-cc} $CFLAGS -c conftest.c >&5'; { (eval echo configure:3687: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
3687   libc_cv_gcc___thread=yes
3688 else
3689   libc_cv_gcc___thread=no
3690 fi
3691 rm -f conftest*
3692 fi
3693
3694 echo "$ac_t""$libc_cv_gcc___thread" 1>&6
3695 if test "$libc_cv_gcc___thread" = yes; then
3696   cat >> confdefs.h <<\EOF
3697 #define HAVE___THREAD 1
3698 EOF
3699
3700 fi
3701
3702
3703 echo $ac_n "checking for libgd""... $ac_c" 1>&6
3704 echo "configure:3705: checking for libgd" >&5
3705 if test "$with_gd" != "no"; then
3706   old_CFLAGS="$CFLAGS"
3707   CFLAGS="$CFLAGS $libgd_include"
3708   old_LDFLAGS="$LDFLAGS"
3709   LDFLAGS="$LDFLAGS $libgd_ldflags"
3710   old_LIBS="$LIBS"
3711   LIBS="$LIBS -lgd -lpng -lz -lm"
3712   cat > conftest.$ac_ext <<EOF
3713 #line 3714 "configure"
3714 #include "confdefs.h"
3715 #include <gd.h>
3716 int main() {
3717 gdImagePng (0, 0)
3718 ; return 0; }
3719 EOF
3720 if { (eval echo configure:3721: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
3721   rm -rf conftest*
3722   LIBGD=yes
3723 else
3724   echo "configure: failed program was:" >&5
3725   cat conftest.$ac_ext >&5
3726   rm -rf conftest*
3727   LIBGD=no
3728 fi
3729 rm -f conftest*
3730   CFLAGS="$old_CFLAGS"
3731   LDFLAGS="$old_LDFLAGS"
3732   LIBS="$old_LIBS"
3733 else
3734   LIBGD=no
3735 fi
3736 echo "$ac_t""$LIBGD" 1>&6
3737
3738
3739 echo $ac_n "checking size of long double""... $ac_c" 1>&6
3740 echo "configure:3741: checking size of long double" >&5
3741 if eval "test \"`echo '$''{'ac_cv_sizeof_long_double'+set}'`\" = set"; then
3742   echo $ac_n "(cached) $ac_c" 1>&6
3743 else
3744   if test "$cross_compiling" = yes; then
3745   ac_cv_sizeof_long_double=0
3746 else
3747   cat > conftest.$ac_ext <<EOF
3748 #line 3749 "configure"
3749 #include "confdefs.h"
3750 #include <stdio.h>
3751 int main()
3752 {
3753   FILE *f=fopen("conftestval", "w");
3754   if (!f) return(1);
3755   fprintf(f, "%d\n", sizeof(long double));
3756   return(0);
3757 }
3758 EOF
3759 if { (eval echo configure:3760: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
3760 then
3761   ac_cv_sizeof_long_double=`cat conftestval`
3762 else
3763   echo "configure: failed program was:" >&5
3764   cat conftest.$ac_ext >&5
3765   rm -fr conftest*
3766   ac_cv_sizeof_long_double=0
3767 fi
3768 rm -fr conftest*
3769 fi
3770
3771 fi
3772 echo "$ac_t""$ac_cv_sizeof_long_double" 1>&6
3773 cat >> confdefs.h <<EOF
3774 #define SIZEOF_LONG_DOUBLE $ac_cv_sizeof_long_double
3775 EOF
3776
3777
3778 sizeof_long_double=$ac_cv_sizeof_long_double
3779
3780
3781 ### End of automated tests.
3782 ### Now run sysdeps configure fragments.
3783
3784 # sysdeps configure fragments may set these with files to be linked below.
3785 libc_link_dests=
3786 libc_link_sources=
3787
3788 # They also can set these variables.
3789 use_ldconfig=no
3790 ldd_rewrite_script=no
3791 libc_cv_sysconfdir=$sysconfdir
3792 libc_cv_gcc_unwind_find_fde=no
3793
3794 # Iterate over all the sysdep directories we will use, running their
3795 # configure fragments, and looking for a uname implementation.
3796 uname=
3797 for dir in $sysnames; do
3798   case $dir in
3799     /*) dest=$dir ;;
3800     *)  dest=$srcdir/$dir ;;
3801   esac
3802   if test -r $dest/configure; then
3803     echo "$ac_t""running configure fragment for $dest" 1>&6
3804     . $dest/configure
3805   fi
3806
3807   if test -z "$uname"; then
3808     if test -r $dest/uname.c ||
3809        test -r $dest/uname.S ||
3810        { test -r $dest/syscalls.list &&
3811          grep '^uname[  ]' $dest/syscalls.list >/dev/null; }; then
3812       uname=$dir
3813     fi
3814   fi
3815 done
3816
3817 if test x$libc_cv_gcc_unwind_find_fde = xyes; then
3818   cat >> confdefs.h <<\EOF
3819 #define EXPORT_UNWIND_FIND_FDE 1
3820 EOF
3821
3822 fi
3823
3824
3825
3826
3827 # If we will use the generic uname implementation, we must figure out what
3828 # it will say by examining the system, and write the results in config-name.h.
3829 if test "$uname" = "sysdeps/generic"; then
3830
3831   uname_sysname=`echo $config_os | sed 's/[0-9.]*$//'`
3832   if test $uname_sysname != $config_os; then
3833     config_release=`echo $config_os | sed s/$uname_sysname//`
3834   fi
3835
3836   echo $ac_n "checking OS release for uname""... $ac_c" 1>&6
3837 echo "configure:3838: checking OS release for uname" >&5
3838 if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then
3839   echo $ac_n "(cached) $ac_c" 1>&6
3840 else
3841     kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
3842   if test x`echo "$config_release" | sed "s/^$kernel_release//"` \
3843          != x$config_release; then
3844     # The configuration release is a substring of the kernel release.
3845     libc_cv_uname_release=$kernel_release
3846   elif test x$config_release != x; then
3847     libc_cv_uname_release=$config_release
3848   elif test x$kernel_release != x; then
3849     libc_cv_uname_release=$kernel_release
3850   else
3851     libc_cv_uname_release=unknown
3852   fi
3853 fi
3854
3855 echo "$ac_t""$libc_cv_uname_release" 1>&6
3856   uname_release="$libc_cv_uname_release"
3857
3858   echo $ac_n "checking OS version for uname""... $ac_c" 1>&6
3859 echo "configure:3860: checking OS version for uname" >&5
3860 if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then
3861   echo $ac_n "(cached) $ac_c" 1>&6
3862 else
3863     kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
3864   if test -n "$kernel_version"; then
3865     libc_cv_uname_version="$kernel_version"
3866   else
3867     libc_cv_uname_version=unknown
3868   fi
3869 fi
3870
3871 echo "$ac_t""$libc_cv_uname_version" 1>&6
3872   uname_version="$libc_cv_uname_version"
3873
3874     config_uname=config-name.h:config-name.in
3875 else
3876   # For non-generic uname, we don't need to create config-name.h at all.
3877   config_uname=
3878 fi
3879
3880 cat >> confdefs.h <<\EOF
3881 #define USE_IN_LIBIO 1
3882 EOF
3883
3884
3885 # Test for old glibc 2.0.x headers so that they can be removed properly
3886 # Search only in includedir.
3887 echo $ac_n "checking for old glibc 2.0.x headers""... $ac_c" 1>&6
3888 echo "configure:3889: checking for old glibc 2.0.x headers" >&5
3889 if eval test -f "${includedir}/elfclass.h" -a -f "${includedir}/fcntlbits.h"
3890 then
3891   old_glibc_headers=yes
3892 else
3893   old_glibc_headers=no
3894 fi
3895 echo "$ac_t""$old_glibc_headers" 1>&6
3896 if test ${old_glibc_headers} = yes; then
3897   echo "configure: warning: *** During \"make install\" old headers from glibc 2.0.x will" 1>&2
3898   echo "configure: warning: *** be removed." 1>&2
3899 fi
3900
3901
3902
3903
3904
3905
3906
3907
3908
3909
3910
3911 if test $gnu_ld = yes; then
3912   cat >> confdefs.h <<\EOF
3913 #define HAVE_GNU_LD 1
3914 EOF
3915
3916 fi
3917 if test $gnu_as = yes; then
3918   cat >> confdefs.h <<\EOF
3919 #define HAVE_GNU_AS 1
3920 EOF
3921
3922 fi
3923 if test $elf = yes; then
3924   cat >> confdefs.h <<\EOF
3925 #define HAVE_ELF 1
3926 EOF
3927
3928 fi
3929 if test $xcoff = yes; then
3930   cat >> confdefs.h <<\EOF
3931 #define HAVE_XCOFF 1
3932 EOF
3933
3934 fi
3935
3936
3937
3938 if test $shared = default; then
3939   if test $gnu_ld = yes; then
3940     shared=$elf
3941   else
3942     # For now we do not assume shared libs are available.  In future more
3943     # tests might become available.
3944     shared=no
3945   fi
3946 fi
3947
3948 echo $ac_n "checking whether -fPIC is default""... $ac_c" 1>&6
3949 echo "configure:3950: checking whether -fPIC is default" >&5
3950 if eval "test \"`echo '$''{'pic_default'+set}'`\" = set"; then
3951   echo $ac_n "(cached) $ac_c" 1>&6
3952 else
3953   pic_default=yes
3954 cat > conftest.c <<EOF
3955 #if defined __PIC__ || defined __pic__ || defined PIC || defined pic
3956 # error PIC is default.
3957 #endif
3958 EOF
3959 if eval "${CC-cc} -S conftest.c 2>&5 1>&5"; then
3960   pic_default=no
3961 fi
3962 rm -f conftest.*
3963 fi
3964
3965 echo "$ac_t""$pic_default" 1>&6
3966
3967
3968
3969
3970
3971
3972
3973
3974
3975
3976 case "$add_ons" in
3977   *door*) linux_doors=yes ;;
3978   *) linux_doors=no ;;
3979 esac
3980
3981
3982
3983
3984 if test "`(cd $srcdir; pwd)`" = "`pwd`"; then
3985   config_makefile=
3986 else
3987   config_makefile=Makefile
3988 fi
3989
3990 VERSION=`sed -n -e 's/^#define VERSION "\([^"]*\)"/\1/p' < $srcdir/version.h`
3991 RELEASE=`sed -n -e 's/^#define RELEASE "\([^"]*\)"/\1/p' < $srcdir/version.h`
3992
3993
3994
3995 trap '' 1 2 15
3996 cat > confcache <<\EOF
3997 # This file is a shell script that caches the results of configure
3998 # tests run on this system so they can be shared between configure
3999 # scripts and configure runs.  It is not useful on other systems.
4000 # If it contains results you don't want to keep, you may remove or edit it.
4001 #
4002 # By default, configure uses ./config.cache as the cache file,
4003 # creating it if it does not exist already.  You can give configure
4004 # the --cache-file=FILE option to use a different cache file; that is
4005 # what configure does when it calls configure scripts in
4006 # subdirectories, so they share the cache.
4007 # Giving --cache-file=/dev/null disables caching, for debugging configure.
4008 # config.status only pays attention to the cache file if you give it the
4009 # --recheck option to rerun configure.
4010 #
4011 EOF
4012 # The following way of writing the cache mishandles newlines in values,
4013 # but we know of no workaround that is simple, portable, and efficient.
4014 # So, don't put newlines in cache variables' values.
4015 # Ultrix sh set writes to stderr and can't be redirected directly,
4016 # and sets the high bit in the cache file unless we assign to the vars.
4017 (set) 2>&1 |
4018   case `(ac_space=' '; set | grep ac_space) 2>&1` in
4019   *ac_space=\ *)
4020     # `set' does not quote correctly, so add quotes (double-quote substitution
4021     # turns \\\\ into \\, and sed turns \\ into \).
4022     sed -n \
4023       -e "s/'/'\\\\''/g" \
4024       -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
4025     ;;
4026   *)
4027     # `set' quotes correctly as required by POSIX, so do not add quotes.
4028     sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
4029     ;;
4030   esac >> confcache
4031 if cmp -s $cache_file confcache; then
4032   :
4033 else
4034   if test -w $cache_file; then
4035     echo "updating cache $cache_file"
4036     cat confcache > $cache_file
4037   else
4038     echo "not updating unwritable cache $cache_file"
4039   fi
4040 fi
4041 rm -f confcache
4042
4043 trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
4044
4045 test "x$prefix" = xNONE && prefix=$ac_default_prefix
4046 # Let make expand exec_prefix.
4047 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
4048
4049 # Any assignment to VPATH causes Sun make to only execute
4050 # the first set of double-colon rules, so remove it if not needed.
4051 # If there is a colon in the path, we need to keep it.
4052 if test "x$srcdir" = x.; then
4053   ac_vpsub='/^[         ]*VPATH[        ]*=[^:]*$/d'
4054 fi
4055
4056 trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
4057
4058 DEFS=-DHAVE_CONFIG_H
4059
4060 # Without the "./", some shells look in PATH for config.status.
4061 : ${CONFIG_STATUS=./config.status}
4062
4063 echo creating $CONFIG_STATUS
4064 rm -f $CONFIG_STATUS
4065 cat > $CONFIG_STATUS <<EOF
4066 #! /bin/sh
4067 # Generated automatically by configure.
4068 # Run this file to recreate the current configuration.
4069 # This directory was configured as follows,
4070 # on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
4071 #
4072 # $0 $ac_configure_args
4073 #
4074 # Compiler output produced by configure, useful for debugging
4075 # configure, is in ./config.log if it exists.
4076
4077 ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
4078 for ac_option
4079 do
4080   case "\$ac_option" in
4081   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
4082     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
4083     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
4084   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
4085     echo "$CONFIG_STATUS generated by autoconf version 2.13"
4086     exit 0 ;;
4087   -help | --help | --hel | --he | --h)
4088     echo "\$ac_cs_usage"; exit 0 ;;
4089   *) echo "\$ac_cs_usage"; exit 1 ;;
4090   esac
4091 done
4092
4093 ac_given_srcdir=$srcdir
4094 ac_given_INSTALL="$INSTALL"
4095
4096 trap 'rm -fr `echo "config.make glibcbug ${config_makefile} ${config_uname} config.h" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
4097 EOF
4098 cat >> $CONFIG_STATUS <<EOF
4099
4100 # Protect against being on the right side of a sed subst in config.status.
4101 sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
4102  s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
4103 $ac_vpsub
4104 $extrasub
4105 s%@SHELL@%$SHELL%g
4106 s%@CFLAGS@%$CFLAGS%g
4107 s%@CPPFLAGS@%$CPPFLAGS%g
4108 s%@CXXFLAGS@%$CXXFLAGS%g
4109 s%@FFLAGS@%$FFLAGS%g
4110 s%@DEFS@%$DEFS%g
4111 s%@LDFLAGS@%$LDFLAGS%g
4112 s%@LIBS@%$LIBS%g
4113 s%@exec_prefix@%$exec_prefix%g
4114 s%@prefix@%$prefix%g
4115 s%@program_transform_name@%$program_transform_name%g
4116 s%@bindir@%$bindir%g
4117 s%@sbindir@%$sbindir%g
4118 s%@libexecdir@%$libexecdir%g
4119 s%@datadir@%$datadir%g
4120 s%@sysconfdir@%$sysconfdir%g
4121 s%@sharedstatedir@%$sharedstatedir%g
4122 s%@localstatedir@%$localstatedir%g
4123 s%@libdir@%$libdir%g
4124 s%@includedir@%$includedir%g
4125 s%@oldincludedir@%$oldincludedir%g
4126 s%@infodir@%$infodir%g
4127 s%@mandir@%$mandir%g
4128 s%@with_fp@%$with_fp%g
4129 s%@with_cvs@%$with_cvs%g
4130 s%@oldest_abi@%$oldest_abi%g
4131 s%@subdirs@%$subdirs%g
4132 s%@force_install@%$force_install%g
4133 s%@all_warnings@%$all_warnings%g
4134 s%@host@%$host%g
4135 s%@host_alias@%$host_alias%g
4136 s%@host_cpu@%$host_cpu%g
4137 s%@host_vendor@%$host_vendor%g
4138 s%@host_os@%$host_os%g
4139 s%@base_machine@%$base_machine%g
4140 s%@sysnames@%$sysnames%g
4141 s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
4142 s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
4143 s%@INSTALL_DATA@%$INSTALL_DATA%g
4144 s%@LN_S@%$LN_S%g
4145 s%@PWD_P@%$PWD_P%g
4146 s%@build@%$build%g
4147 s%@build_alias@%$build_alias%g
4148 s%@build_cpu@%$build_cpu%g
4149 s%@build_vendor@%$build_vendor%g
4150 s%@build_os@%$build_os%g
4151 s%@CC@%$CC%g
4152 s%@MAKE@%$MAKE%g
4153 s%@MSGFMT@%$MSGFMT%g
4154 s%@MAKEINFO@%$MAKEINFO%g
4155 s%@SED@%$SED%g
4156 s%@cross_linkable@%$cross_linkable%g
4157 s%@BUILD_CC@%$BUILD_CC%g
4158 s%@cross_compiling@%$cross_compiling%g
4159 s%@CPP@%$CPP%g
4160 s%@AR@%$AR%g
4161 s%@RANLIB@%$RANLIB%g
4162 s%@MIG@%$MIG%g
4163 s%@CCVERSION@%$CCVERSION%g
4164 s%@SYSINCLUDES@%$SYSINCLUDES%g
4165 s%@libc_cv_gcc_static_libgcc@%$libc_cv_gcc_static_libgcc%g
4166 s%@BASH@%$BASH%g
4167 s%@libc_cv_have_bash2@%$libc_cv_have_bash2%g
4168 s%@KSH@%$KSH%g
4169 s%@libc_cv_have_ksh@%$libc_cv_have_ksh%g
4170 s%@AWK@%$AWK%g
4171 s%@PERL@%$PERL%g
4172 s%@INSTALL_INFO@%$INSTALL_INFO%g
4173 s%@OLD_DEBIAN_INSTALL_INFO@%$OLD_DEBIAN_INSTALL_INFO%g
4174 s%@BISON@%$BISON%g
4175 s%@VERSIONING@%$VERSIONING%g
4176 s%@libc_cv_asm_protected_directive@%$libc_cv_asm_protected_directive%g
4177 s%@libc_cv_initfinit_array@%$libc_cv_initfinit_array%g
4178 s%@libc_cv_z_nodelete@%$libc_cv_z_nodelete%g
4179 s%@libc_cv_z_nodlopen@%$libc_cv_z_nodlopen%g
4180 s%@libc_cv_z_initfirst@%$libc_cv_z_initfirst%g
4181 s%@libc_cv_Bgroup@%$libc_cv_Bgroup%g
4182 s%@libc_cv_z_combreloc@%$libc_cv_z_combreloc%g
4183 s%@libc_cv_have_initfini@%$libc_cv_have_initfini%g
4184 s%@no_whole_archive@%$no_whole_archive%g
4185 s%@exceptions@%$exceptions%g
4186 s%@LIBGD@%$LIBGD%g
4187 s%@sizeof_long_double@%$sizeof_long_double%g
4188 s%@libc_cv_gcc_unwind_find_fde@%$libc_cv_gcc_unwind_find_fde%g
4189 s%@uname_sysname@%$uname_sysname%g
4190 s%@uname_release@%$uname_release%g
4191 s%@uname_version@%$uname_version%g
4192 s%@old_glibc_headers@%$old_glibc_headers%g
4193 s%@libc_cv_slibdir@%$libc_cv_slibdir%g
4194 s%@libc_cv_localedir@%$libc_cv_localedir%g
4195 s%@libc_cv_sysconfdir@%$libc_cv_sysconfdir%g
4196 s%@libc_cv_rootsbindir@%$libc_cv_rootsbindir%g
4197 s%@use_ldconfig@%$use_ldconfig%g
4198 s%@ldd_rewrite_script@%$ldd_rewrite_script%g
4199 s%@gnu_ld@%$gnu_ld%g
4200 s%@gnu_as@%$gnu_as%g
4201 s%@elf@%$elf%g
4202 s%@xcoff@%$xcoff%g
4203 s%@static@%$static%g
4204 s%@shared@%$shared%g
4205 s%@pic_default@%$pic_default%g
4206 s%@profile@%$profile%g
4207 s%@omitfp@%$omitfp%g
4208 s%@bounded@%$bounded%g
4209 s%@static_nss@%$static_nss%g
4210 s%@nopic_initfini@%$nopic_initfini%g
4211 s%@DEFINES@%$DEFINES%g
4212 s%@linux_doors@%$linux_doors%g
4213 s%@mach_interface_list@%$mach_interface_list%g
4214 s%@VERSION@%$VERSION%g
4215 s%@RELEASE@%$RELEASE%g
4216
4217 CEOF
4218 EOF
4219
4220 cat >> $CONFIG_STATUS <<\EOF
4221
4222 # Split the substitutions into bite-sized pieces for seds with
4223 # small command number limits, like on Digital OSF/1 and HP-UX.
4224 ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
4225 ac_file=1 # Number of current file.
4226 ac_beg=1 # First line for current file.
4227 ac_end=$ac_max_sed_cmds # Line after last line for current file.
4228 ac_more_lines=:
4229 ac_sed_cmds=""
4230 while $ac_more_lines; do
4231   if test $ac_beg -gt 1; then
4232     sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
4233   else
4234     sed "${ac_end}q" conftest.subs > conftest.s$ac_file
4235   fi
4236   if test ! -s conftest.s$ac_file; then
4237     ac_more_lines=false
4238     rm -f conftest.s$ac_file
4239   else
4240     if test -z "$ac_sed_cmds"; then
4241       ac_sed_cmds="sed -f conftest.s$ac_file"
4242     else
4243       ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
4244     fi
4245     ac_file=`expr $ac_file + 1`
4246     ac_beg=$ac_end
4247     ac_end=`expr $ac_end + $ac_max_sed_cmds`
4248   fi
4249 done
4250 if test -z "$ac_sed_cmds"; then
4251   ac_sed_cmds=cat
4252 fi
4253 EOF
4254
4255 cat >> $CONFIG_STATUS <<EOF
4256
4257 CONFIG_FILES=\${CONFIG_FILES-"config.make glibcbug ${config_makefile} ${config_uname}"}
4258 EOF
4259 cat >> $CONFIG_STATUS <<\EOF
4260 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
4261   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
4262   case "$ac_file" in
4263   *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
4264        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
4265   *) ac_file_in="${ac_file}.in" ;;
4266   esac
4267
4268   # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
4269
4270   # Remove last slash and all that follows it.  Not all systems have dirname.
4271   ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
4272   if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
4273     # The file is in a subdirectory.
4274     test ! -d "$ac_dir" && mkdir "$ac_dir"
4275     ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
4276     # A "../" for each directory in $ac_dir_suffix.
4277     ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
4278   else
4279     ac_dir_suffix= ac_dots=
4280   fi
4281
4282   case "$ac_given_srcdir" in
4283   .)  srcdir=.
4284       if test -z "$ac_dots"; then top_srcdir=.
4285       else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
4286   /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
4287   *) # Relative path.
4288     srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
4289     top_srcdir="$ac_dots$ac_given_srcdir" ;;
4290   esac
4291
4292   case "$ac_given_INSTALL" in
4293   [/$]*) INSTALL="$ac_given_INSTALL" ;;
4294   *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
4295   esac
4296
4297   echo creating "$ac_file"
4298   rm -f "$ac_file"
4299   configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
4300   case "$ac_file" in
4301   *Makefile*) ac_comsub="1i\\
4302 # $configure_input" ;;
4303   *) ac_comsub= ;;
4304   esac
4305
4306   ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
4307   sed -e "$ac_comsub
4308 s%@configure_input@%$configure_input%g
4309 s%@srcdir@%$srcdir%g
4310 s%@top_srcdir@%$top_srcdir%g
4311 s%@INSTALL@%$INSTALL%g
4312 " $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
4313 fi; done
4314 rm -f conftest.s*
4315
4316 # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
4317 # NAME is the cpp macro being defined and VALUE is the value it is being given.
4318 #
4319 # ac_d sets the value in "#define NAME VALUE" lines.
4320 ac_dA='s%^\([   ]*\)#\([        ]*define[       ][      ]*\)'
4321 ac_dB='\([      ][      ]*\)[^  ]*%\1#\2'
4322 ac_dC='\3'
4323 ac_dD='%g'
4324 # ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
4325 ac_uA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
4326 ac_uB='\([      ]\)%\1#\2define\3'
4327 ac_uC=' '
4328 ac_uD='\4%g'
4329 # ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
4330 ac_eA='s%^\([   ]*\)#\([        ]*\)undef\([    ][      ]*\)'
4331 ac_eB='$%\1#\2define\3'
4332 ac_eC=' '
4333 ac_eD='%g'
4334
4335 if test "${CONFIG_HEADERS+set}" != set; then
4336 EOF
4337 cat >> $CONFIG_STATUS <<EOF
4338   CONFIG_HEADERS="config.h"
4339 EOF
4340 cat >> $CONFIG_STATUS <<\EOF
4341 fi
4342 for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
4343   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
4344   case "$ac_file" in
4345   *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
4346        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
4347   *) ac_file_in="${ac_file}.in" ;;
4348   esac
4349
4350   echo creating $ac_file
4351
4352   rm -f conftest.frag conftest.in conftest.out
4353   ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
4354   cat $ac_file_inputs > conftest.in
4355
4356 EOF
4357
4358 # Transform confdefs.h into a sed script conftest.vals that substitutes
4359 # the proper values into config.h.in to produce config.h.  And first:
4360 # Protect against being on the right side of a sed subst in config.status.
4361 # Protect against being in an unquoted here document in config.status.
4362 rm -f conftest.vals
4363 cat > conftest.hdr <<\EOF
4364 s/[\\&%]/\\&/g
4365 s%[\\$`]%\\&%g
4366 s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
4367 s%ac_d%ac_u%gp
4368 s%ac_u%ac_e%gp
4369 EOF
4370 sed -n -f conftest.hdr confdefs.h > conftest.vals
4371 rm -f conftest.hdr
4372
4373 # This sed command replaces #undef with comments.  This is necessary, for
4374 # example, in the case of _POSIX_SOURCE, which is predefined and required
4375 # on some systems where configure will not decide to define it.
4376 cat >> conftest.vals <<\EOF
4377 s%^[    ]*#[    ]*undef[        ][      ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
4378 EOF
4379
4380 # Break up conftest.vals because some shells have a limit on
4381 # the size of here documents, and old seds have small limits too.
4382
4383 rm -f conftest.tail
4384 while :
4385 do
4386   ac_lines=`grep -c . conftest.vals`
4387   # grep -c gives empty output for an empty file on some AIX systems.
4388   if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
4389   # Write a limited-size here document to conftest.frag.
4390   echo '  cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
4391   sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
4392   echo 'CEOF
4393   sed -f conftest.frag conftest.in > conftest.out
4394   rm -f conftest.in
4395   mv conftest.out conftest.in
4396 ' >> $CONFIG_STATUS
4397   sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
4398   rm -f conftest.vals
4399   mv conftest.tail conftest.vals
4400 done
4401 rm -f conftest.vals
4402
4403 cat >> $CONFIG_STATUS <<\EOF
4404   rm -f conftest.frag conftest.h
4405   echo "/* $ac_file.  Generated automatically by configure.  */" > conftest.h
4406   cat conftest.in >> conftest.h
4407   rm -f conftest.in
4408   if cmp -s $ac_file conftest.h 2>/dev/null; then
4409     echo "$ac_file is unchanged"
4410     rm -f conftest.h
4411   else
4412     # Remove last slash and all that follows it.  Not all systems have dirname.
4413       ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
4414       if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
4415       # The file is in a subdirectory.
4416       test ! -d "$ac_dir" && mkdir "$ac_dir"
4417     fi
4418     rm -f $ac_file
4419     mv conftest.h $ac_file
4420   fi
4421 fi; done
4422
4423 EOF
4424
4425 cat >> $CONFIG_STATUS <<EOF
4426 ac_sources="`echo $libc_link_sources`"
4427 ac_dests="`echo $libc_link_dests`"
4428 EOF
4429
4430 cat >> $CONFIG_STATUS <<\EOF
4431 srcdir=$ac_given_srcdir
4432 while test -n "$ac_sources"; do
4433   set $ac_dests; ac_dest=$1; shift; ac_dests=$*
4434   set $ac_sources; ac_source=$1; shift; ac_sources=$*
4435
4436   echo "linking $srcdir/$ac_source to $ac_dest"
4437
4438   if test ! -r $srcdir/$ac_source; then
4439     { echo "configure: error: $srcdir/$ac_source: File not found" 1>&2; exit 1; }
4440   fi
4441   rm -f $ac_dest
4442
4443   # Make relative symlinks.
4444   # Remove last slash and all that follows it.  Not all systems have dirname.
4445   ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'`
4446   if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then
4447     # The dest file is in a subdirectory.
4448     test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir"
4449     ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^\./%%'`"
4450     # A "../" for each directory in $ac_dest_dir_suffix.
4451     ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'`
4452   else
4453     ac_dest_dir_suffix= ac_dots=
4454   fi
4455
4456   case "$srcdir" in
4457   [/$]*) ac_rel_source="$srcdir/$ac_source" ;;
4458   *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;;
4459   esac
4460
4461   # Make a symlink if possible; otherwise try a hard link.
4462   if ln -s $ac_rel_source $ac_dest 2>/dev/null ||
4463     ln $srcdir/$ac_source $ac_dest; then :
4464   else
4465     { echo "configure: error: can not link $ac_dest to $srcdir/$ac_source" 1>&2; exit 1; }
4466   fi
4467 done
4468 EOF
4469 cat >> $CONFIG_STATUS <<EOF
4470 config_vars='$config_vars'
4471 EOF
4472 cat >> $CONFIG_STATUS <<\EOF
4473
4474 case $CONFIG_FILES in *config.make*)
4475 echo "$config_vars" >> config.make;;
4476 esac
4477 test -d bits || mkdir bits
4478 exit 0
4479 EOF
4480 chmod +x $CONFIG_STATUS
4481 rm -fr confdefs* $ac_clean_files
4482 test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
4483
4484 if test "$no_recursion" != yes; then
4485
4486   # Remove --cache-file and --srcdir arguments so they do not pile up.
4487   ac_sub_configure_args=
4488   ac_prev=
4489   for ac_arg in $ac_configure_args; do
4490     if test -n "$ac_prev"; then
4491       ac_prev=
4492       continue
4493     fi
4494     case "$ac_arg" in
4495     -cache-file | --cache-file | --cache-fil | --cache-fi \
4496     | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
4497       ac_prev=cache_file ;;
4498     -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
4499     | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
4500       ;;
4501     -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
4502       ac_prev=srcdir ;;
4503     -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
4504       ;;
4505     *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
4506     esac
4507   done
4508
4509   for ac_config_dir in $add_ons; do
4510
4511     # Do not complain, so a configure script can configure whichever
4512     # parts of a large source tree are present.
4513     if test ! -d $srcdir/$ac_config_dir; then
4514       continue
4515     fi
4516
4517     echo configuring in $ac_config_dir
4518
4519     case "$srcdir" in
4520     .) ;;
4521     *)
4522       if test -d ./$ac_config_dir || mkdir ./$ac_config_dir; then :;
4523       else
4524         { echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
4525       fi
4526       ;;
4527     esac
4528
4529     ac_popdir=`pwd`
4530     cd $ac_config_dir
4531
4532       # A "../" for each directory in /$ac_config_dir.
4533       ac_dots=`echo $ac_config_dir|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
4534
4535     case "$srcdir" in
4536     .) # No --srcdir option.  We are building in place.
4537       ac_sub_srcdir=$srcdir ;;
4538     /*) # Absolute path.
4539       ac_sub_srcdir=$srcdir/$ac_config_dir ;;
4540     *) # Relative path.
4541       ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
4542     esac
4543
4544     # Check for guested configure; otherwise get Cygnus style configure.
4545     if test -f $ac_sub_srcdir/configure; then
4546       ac_sub_configure=$ac_sub_srcdir/configure
4547     elif test -f $ac_sub_srcdir/configure.in; then
4548       ac_sub_configure=$ac_configure
4549     else
4550       echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
4551       ac_sub_configure=
4552     fi
4553
4554     # The recursion is here.
4555     if test -n "$ac_sub_configure"; then
4556
4557       # Make the cache file name correct relative to the subdirectory.
4558       case "$cache_file" in
4559       /*) ac_sub_cache_file=$cache_file ;;
4560       *) # Relative path.
4561         ac_sub_cache_file="$ac_dots$cache_file" ;;
4562       esac
4563   case "$ac_given_INSTALL" in
4564         [/$]*) INSTALL="$ac_given_INSTALL" ;;
4565         *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
4566         esac
4567
4568       echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
4569       # The eval makes quoting arguments work.
4570       if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
4571       then :
4572       else
4573         { echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
4574       fi
4575     fi
4576
4577     cd $ac_popdir
4578   done
4579 fi
4580