configure

   1 #!/bin/sh
   2
   3 ### WARNING: this file contains embedded tabs.  Do not run untabify on this file.
   4
   5 # Configuration script
   6 # Copyright (C) 1988, 90, 91, 92, 93, 94, 95, 96, 97, 98, 1999, 2000, 2001,
   7 # 2002 Free Software Foundation, Inc.
   8
   9 # This program is free software; you can redistribute it and/or modify
  10 # it under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation; either version 2 of the License, or
  12 # (at your option) any later version.
  13 #
  14 # This program is distributed in the hope that it will be useful,
  15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 # GNU General Public License for more details.
  18 #
  19 # You should have received a copy of the GNU General Public License
  20 # along with this program; if not, write to the Free Software
  21 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  22
  23 # This file was originally written by K. Richard Pixley.
  24
  25 #
  26 # Shell script to create proper links to machine-dependent files in
  27 # preparation for compilation.
  28 #
  29 # If configure succeeds, it leaves its status in config.status.
  30 # If configure fails after disturbing the status quo,
  31 #       config.status is removed.
  32 #
  33
  34 export PATH || (echo "OOPS, this isn't sh.  Desperation time.  I will feed myself to sh."; sh $0 $argv; kill $$)
  35
  36 remove=rm
  37 hard_link=ln
  38 symbolic_link='ln -s'
  39
  40 #for Test
  41 #remove="echo rm"
  42 #hard_link="echo ln"
  43 #symbolic_link="echo ln -s"
  44
  45 # clear some things potentially inherited from environment.
  46
  47 Makefile=Makefile
  48 Makefile_in=Makefile.in
  49 arguments=
  50 build_alias=
  51 cache_file=config.cache
  52 cache_file_option=
  53 configdirs=
  54 extraconfigdirs=
  55 diroptions=
  56 enable_threads=no
  57 enable_shared=no
  58 enable_libstdcxx_v3=yes
  59 exec_prefix=
  60 exec_prefixoption=
  61 fatal=
  62 floating_point=default
  63 gas=default
  64 gcc_version=
  65 gcc_version_trigger=
  66 host_alias=NOHOST
  67 host_makefile_frag=
  68 moveifchange=
  69 norecursion=
  70 other_options=
  71 package_makefile_frag=
  72 package_makefile_rules_frag=
  73 prefix=/usr/local
  74 progname=
  75 program_prefix=
  76 program_prefixoption=
  77 program_suffix=
  78 program_suffixoption=
  79 program_transform_name=
  80 program_transform_nameoption=
  81 redirect=
  82 removing=
  83 site=
  84 site_makefile_frag=
  85 site_option=
  86 srcdir=
  87 srctrigger=
  88 subdirs=
  89 target_alias=NOTARGET
  90 target_makefile_frag=
  91 undefs=NOUNDEFS
  92 version="$Revision: 1.43 $"
  93 x11=default
  94 bindir='${exec_prefix}/bin'
  95 sbindir='${exec_prefix}/sbin'
  96 libexecdir='${exec_prefix}/libexec'
  97 datadir='${prefix}/share'
  98 sysconfdir='${prefix}/etc'
  99 sharedstatedir='${prefix}/com'
 100 localstatedir='${prefix}/var'
 101 libdir='${exec_prefix}/lib'
 102 includedir='${prefix}/include'
 103 oldincludedir='/usr/include'
 104 infodir='${prefix}/info'
 105 mandir='${prefix}/man'
 106
 107 ### we might need to use some other shell than /bin/sh for running subshells
 108
 109 ### If we are on Windows, search for the shell.  This will permit people
 110 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
 111 ### without also having to set CONFIG_SHELL.  This code will work when
 112 ### using bash, which sets OSTYPE.
 113 case "${OSTYPE}" in
 114 *win32*)
 115   if [ x${CONFIG_SHELL} = x ]; then
 116     if [ ! -f /bin/sh ]; then
 117       if [ x${SHELL} != x ] && [ -f ${SHELL} ]; then
 118         CONFIG_SHELL=${SHELL}
 119         export CONFIG_SHELL
 120       else
 121         for prog in sh sh.exe bash bash.exe; do
 122           IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 123           for dir in $PATH; do
 124             test -z "$dir" && dir=.
 125             if test -f $dir/$prog; then
 126               CONFIG_SHELL=$dir/$prog
 127               export CONFIG_SHELL
 128               break
 129             fi
 130           done
 131           IFS="$save_ifs"
 132           test -n "${CONFIG_SHELL}" && break
 133         done
 134       fi
 135     fi
 136   fi
 137   ;;
 138 esac
 139
 140 config_shell=${CONFIG_SHELL-/bin/sh}
 141
 142 NO_EDIT="This file was generated automatically by configure.  Do not edit."
 143
 144 ## this is a little touchy and won't always work, but...
 145 ##
 146 ## if the argv[0] starts with a slash then it is an absolute name that can (and
 147 ## must) be used as is.
 148 ##
 149 ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
 150 ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
 151 ##
 152
 153 progname=$0
 154 # if PWD already has a value, it is probably wrong.
 155 if [ -n "$PWD" ]; then PWD=`${PWDCMD-pwd}`; fi
 156
 157 case "${progname}" in
 158 /* | [A-Za-z]:[\\/]* ) ;;
 159 */*) ;;
 160 *)
 161         PATH=$PATH:${PWD=`${PWDCMD-pwd}`} ; export PATH
 162         ;;
 163 esac
 164
 165 # Export original configure arguments for use by sub-configures.
 166 TOPLEVEL_CONFIGURE_ARGUMENTS="$progname $@"
 167 export TOPLEVEL_CONFIGURE_ARGUMENTS
 168
 169 # Loop over all args
 170
 171 while :
 172 do
 173
 174 # Break out if there are no more args
 175         case $# in
 176         0)
 177                 break
 178                 ;;
 179         esac
 180
 181 # Get the first arg, and shuffle
 182         option=$1
 183         shift
 184
 185 # Make all options have two hyphens
 186         orig_option=$option     # Save original for error messages
 187         case $option in
 188         --*) ;;
 189         -*) option=-$option ;;
 190         esac
 191
 192 # Split out the argument for options that take them
 193         case $option in
 194         --*=*)
 195                 optarg=`echo $option | sed -e 's/^[^=]*=//'`
 196                 arguments="$arguments $option"
 197                 ;;
 198 # These options have mandatory values.  Since we didn't find an = sign,
 199 # the value must be in the next argument
 200         --bu* | --cache* | --ex* | --ho* | --pre* | --program-p* | --program-s* | --program-t* | --si* | --sr* | --ta* | --tm* | --x-* | --bi* | --sb* | --li* | --da* | --sy* | --sh* | --lo* | --in* | --ol* | --ma*)
 201                 optarg=$1
 202                 shift
 203                 arguments="$arguments $option=$optarg"
 204                 ;;
 205         --v)
 206                 arguments="$arguments -v"
 207                 ;;
 208         --*)
 209                 arguments="$arguments $option"
 210                 ;;
 211         esac
 212
 213 # Now, process the options
 214         case $option in
 215
 216         --bi*)
 217                 bindir=$optarg
 218                 diroptions="$diroptions --bindir=$optarg"
 219                 ;;
 220         --build* | --bu*)
 221                 case "$build_alias" in
 222                 "") build_alias=$optarg ;;
 223                 *) echo '***' Can only configure for one build machine at a time.  1>&2
 224                    fatal=yes
 225                    ;;
 226                 esac
 227                 ;;
 228         --cache*)
 229                 cache_file=$optarg
 230                 ;;
 231         --da*)
 232                 datadir=$optarg
 233                 diroptions="$diroptions --datadir=$optarg"
 234                 ;;
 235         --disable-*)
 236                 enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
 237                 eval $enableopt=no
 238                 disableoptions="$disableoptions $option"
 239                 ;;
 240         --enable-*)
 241                 case "$option" in
 242                 *=*)    ;;
 243                 *)      optarg=yes ;;
 244                 esac
 245
 246                 enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 247                 eval "$enableopt=\$optarg"
 248                 enableoptions="$enableoptions '$option'"
 249                 ;;
 250         --exec-prefix* | --ex*)
 251                 exec_prefix=$optarg
 252                 exec_prefixoption="--exec-prefix=$optarg"
 253                 ;;
 254         --gas | --g*)
 255                 gas=yes
 256                 ;;
 257         --help | --he*)
 258                 fatal=yes
 259                 ;;
 260         --host* | --ho*)
 261                 case $host_alias in
 262                 NOHOST) host_alias=$optarg ;;
 263                 *) echo '***' Can only configure for one host at a time.  1>&2
 264                    fatal=yes
 265                    ;;
 266                 esac
 267                 ;;
 268         --inc*)
 269                 includedir=$optarg
 270                 diroptions="$diroptions --includedir=$optarg"
 271                 ;;
 272         --inf*)
 273                 infodir=$optarg
 274                 diroptions="$diroptions --infodir=$optarg"
 275                 ;;
 276         --libd*)
 277                 libdir=$optarg
 278                 diroptions="$diroptions --libdir=$optarg"
 279                 ;;
 280         --libe*)
 281                 libexecdir=$optarg
 282                 diroptions="$diroptions --libexecdir=$optarg"
 283                 ;;
 284         --lo*)
 285                 localstatedir=$optarg
 286                 diroptions="$diroptions --localstatedir=$optarg"
 287                 ;;
 288         --ma*)
 289                 mandir=$optarg
 290                 diroptions="$diroptions --mandir=$optarg"
 291                 ;;
 292         --nfp | --nf*)
 293                 floating_point=no
 294                 floating_pointoption="--nfp"
 295                 ;;
 296         --norecursion | --no*)
 297                 norecursion=yes
 298                 ;;
 299         --ol*)
 300                 oldincludedir=$optarg
 301                 diroptions="$diroptions --oldincludedir=$optarg"
 302                 ;;
 303         --prefix* | --pre*)
 304                 prefix=$optarg
 305                 prefixoption="--prefix=$optarg"
 306                 ;;
 307         --program-prefix* | --program-p*)
 308                 program_prefix=$optarg
 309                 program_prefixoption="--program-prefix=$optarg"
 310                 ;;
 311         --program-suffix* | --program-s*)
 312                 program_suffix=$optarg
 313                 program_suffixoption="--program-suffix=$optarg"
 314                 ;;
 315         --program-transform-name* | --program-t*)
 316                 # Double any backslashes or dollar signs in the argument
 317                 program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
 318                 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'"
 319                 ;;
 320         --rm)
 321                 removing=--rm
 322                 ;;
 323         --sb*)
 324                 sbindir=$optarg
 325                 diroptions="$diroptions --sbindir=$optarg"
 326                 ;;
 327         --sh*)
 328                 sharedstatedir=$optarg
 329                 diroptions="$diroptions --sharedstatedir=$optarg"
 330                 ;;
 331         --silent | --sil* | --quiet | --q*)
 332                 redirect=">/dev/null"
 333                 verbose=--silent
 334                 ;;
 335         --site* | --sit*)
 336                 site=$optarg
 337                 site_option="--site=$optarg"
 338                 ;;
 339         --srcdir*/ | --sr*/)
 340                 # Remove trailing slashes.  Otherwise, when the file name gets
 341                 # bolted into an object file as debug info, it has two slashes
 342                 # in it.  Ordinarily this is ok, but emacs takes double slash
 343                 # to mean "forget the first part".
 344                 srcdir=`echo $optarg | sed -e 's:/$::'`
 345                 ;;
 346         --srcdir* | --sr*)
 347                 srcdir=$optarg
 348                 ;;
 349         --sy*)
 350                 sysconfdir=$optarg
 351                 diroptions="$diroptions --sysconfdir=$optarg"
 352                 ;;
 353         --target* | --ta*)
 354                 case $target_alias in
 355                 NOTARGET) target_alias=$optarg ;;
 356                 *) echo '***' Can only configure for one target at a time.  1>&2
 357                    fatal=yes
 358                    ;;
 359                 esac
 360                 ;;
 361         --tmpdir* | --tm*)
 362                 TMPDIR=$optarg
 363                 tmpdiroption="--tmpdir=$optarg"
 364                 ;;
 365         --verbose | --v | --verb*)
 366                 redirect=
 367                 verbose=--verbose
 368                 ;;
 369         --version | --V | --vers*)
 370                 echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
 371                 exit 0
 372                 ;;
 373         --with-*)
 374                 case "$option" in
 375                 *=*)    ;;
 376                 *)      optarg=yes ;;
 377                 esac
 378
 379                 withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 380                 eval $withopt="\$optarg"
 381                 withoptions="$withoptions $option"
 382                 ;;
 383         --without-*)
 384                 withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
 385                 eval $withopt=no
 386                 withoutoptions="$withoutoptions $option"
 387                 ;;
 388         --x)    with_x=yes
 389                 withoptions="$withoptions --with-x"
 390                 ;;
 391         --x-i* | --x-l*) other_options="$other_options $orig_option"
 392                 ;;
 393         --*)
 394                 echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
 395                 exit 1
 396                 ;;
 397         *)
 398                 case $undefs in
 399                 NOUNDEFS) undefs=$option ;;
 400                 *) echo '***' Can only configure for one host and one target at a time.  1>&2
 401                    fatal=yes
 402                    ;;
 403                 esac
 404                 ;;
 405         esac
 406 done
 407
 408 # process host and target
 409
 410 # Do some error checking and defaulting for the host and target type.
 411 # The inputs are:
 412 #    configure --host=HOST --target=TARGET UNDEFS
 413 #
 414 # The rules are:
 415 # 1. You aren't allowed to specify --host, --target, and undefs at the
 416 #    same time.
 417 # 2. Host defaults to undefs.
 418 # 3. If undefs is not specified, then host defaults to the current host,
 419 #    as determined by config.guess.
 420 # 4. Target defaults to undefs.
 421 # 5. If undefs is not specified, then target defaults to host.
 422
 423 case "${fatal}" in
 424 "")
 425         # Make sure that host, target & undefs aren't all specified at the
 426         # same time.
 427         case $host_alias---$target_alias---$undefs in
 428         NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
 429                 ;;
 430         *) echo '***' Can only configure for one host and one target at a time.  1>&2
 431            fatal=yes
 432            break 2
 433                 ;;
 434         esac
 435
 436         # Now, do defaulting for host.
 437         case $host_alias in
 438         NOHOST)
 439                 case $undefs in
 440                 NOUNDEFS)
 441                         # Neither --host option nor undefs were present.
 442                         # Call config.guess.
 443                         guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
 444                         if host_alias=`${config_shell} ${guesssys}`
 445                         then
 446                                 # If the string we are going to use for
 447                                 # the target is a prefix of the string
 448                                 # we just guessed for the host, then
 449                                 # assume we are running native, and force
 450                                 # the same string for both target and host.
 451                                 case $target_alias in
 452                                 NOTARGET) ;;
 453                                 *)
 454                                         if expr $host_alias : $target_alias >/dev/null
 455                                         then
 456                                                 host_alias=$target_alias
 457                                         fi
 458                                         ;;
 459                                 esac
 460                                 echo "Configuring for a ${host_alias} host."
 461                                 arguments="--host=$host_alias $arguments"
 462                         else
 463                                 echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
 464                                 fatal=yes
 465                         fi
 466                         ;;
 467                 *)
 468                         host_alias=$undefs
 469                         arguments="--host=$host_alias $arguments"
 470                         undefs=NOUNDEFS
 471                         ;;
 472                 esac
 473         esac
 474
 475         # Do defaulting for target.  If --target option isn't present, default
 476         # to undefs.  If undefs isn't present, default to host.
 477         case $target_alias in
 478         NOTARGET)
 479                 case $undefs in
 480                 NOUNDEFS)
 481                         target_alias=$host_alias
 482                         ;;
 483                 *)
 484                         target_alias=$undefs
 485                         arguments="--target=$target_alias $arguments"
 486                         ;;
 487                 esac
 488         esac
 489         ;;
 490 *) ;;
 491 esac
 492
 493 if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
 494         exec 1>&2
 495         echo Usage: configure [OPTIONS] [HOST]
 496         echo
 497         echo Options: [defaults in brackets]
 498         echo ' --prefix=MYDIR            install into MYDIR [/usr/local]'
 499         echo ' --exec-prefix=MYDIR       install host-dependent files into MYDIR [/usr/local]'
 500         echo ' --help                    print this message [normal config]'
 501         echo ' --build=BUILD             configure for building on BUILD [BUILD=HOST]'
 502         echo ' --host=HOST               configure for HOST [determined via config.guess]'
 503         echo ' --norecursion             configure this directory only [recurse]'
 504         echo ' --program-prefix=FOO      prepend FOO to installed program names [""]'
 505         echo ' --program-suffix=FOO      append FOO to installed program names [""]'
 506         echo ' --program-transform-name=P transform installed names by sed pattern P [""]'
 507         echo ' --site=SITE               configure with site-specific makefile for SITE'
 508         echo ' --srcdir=DIR              find the sources in DIR [. or ..]'
 509         echo ' --target=TARGET   configure for TARGET [TARGET=HOST]'
 510         echo ' --tmpdir=TMPDIR   create temporary files in TMPDIR [/tmp]'
 511         echo ' --nfp                     configure for software floating point [hard float]'
 512         echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)'
 513         echo ' --without-FOO             package FOO is NOT available'
 514         echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)'
 515         echo ' --disable-FOO             do not include feature FOO'
 516         echo
 517         echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
 518         echo
 519         if [ -r config.status ] ; then
 520                 cat config.status
 521         fi
 522
 523         exit 1
 524 fi
 525
 526 configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
 527 moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
 528 ## the sed command below emulates the dirname command
 529 topsrcdir=`cd \`echo ${progname} | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'\`; ${PWDCMD-pwd}`
 530
 531
 532 # this is a hack.  sun4 must always be a valid host alias or this will fail.
 533 if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
 534         true
 535 else
 536         echo '***' cannot find config.sub.  1>&2
 537         exit 1
 538 fi
 539
 540 touch config.junk
 541 if ${config_shell} ${moveifchange} config.junk config.trash ; then
 542         true
 543 else
 544         echo '***' cannot find move-if-change.  1>&2
 545         exit 1
 546 fi
 547 rm -f config.junk config.trash
 548
 549 case "${srcdir}" in
 550 "")
 551         if [ -r configure.in ] ; then
 552                 srcdir=.
 553         else
 554                 if [ -r ${progname}.in ] ; then
 555                         srcdir=`echo ${progname} | sed 's:/configure$::'`
 556                 else
 557                         echo '***' "Can't find configure.in.  Try using --srcdir=some_dir"  1>&2
 558                         exit 1
 559                 fi
 560         fi
 561         ;;
 562 *)
 563         # Set srcdir to "." if that's what it is.
 564         # This is important for multilib support.
 565         if [ ! -d ${srcdir} ] ; then
 566                 echo "Invalid source directory ${srcdir}" >&2
 567                 exit 1
 568         fi
 569         pwd=`${PWDCMD-pwd}`
 570         srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
 571         if [ "${pwd}" = "${srcpwd}" ] ; then
 572                 srcdir=.
 573         fi
 574 esac
 575
 576 # If it's an in-source build, make a directory and configure there instead.
 577 # Name the build directory after the host for clarity's sake.  Remember that
 578 # name for the redirecting makefile's use, since the makefile shouldn't have
 579 # to duplicate the work of figuring out host_alias.
 580 #
 581 # Also remember if this is a native build or not.  Variations on "or not"
 582 # are performed later in this script so we can't test them here.  In
 583 # particular, build_alias will still be empty unless specified by the user,
 584 # so do not try in-source builds when making a host-x-host compiler.
 585 # For a cross compile, "make all" = "all".  Otherwise, "all" = "bootstrap".
 586 if test "${srcdir}" = "." ; then
 587         builddir=${host_alias}
 588         if test ! -d ${builddir}; then
 589                 mkdir ${builddir} || exit 1
 590         fi
 591         if test ${host_alias} != ${target_alias}; then
 592                 t=all
 593         else
 594                 t=bootstrap
 595         fi
 596         # stamp-builddir is too long for #$&!*@ 8.3 filesystems
 597         echo "builddir=${builddir}" > s-buildd
 598         echo "defaulttarget=$t" >> s-buildd
 599         cd ${builddir}
 600 echo host $host_alias
 601 echo target $target_alias
 602 echo t $t
 603 sleep 20
 604         exec ${config_shell} ../configure $arguments
 605 fi
 606
 607 ### warn about some conflicting configurations.
 608
 609 case "${srcdir}" in
 610 ".") ;;
 611 *)
 612         if [ -f ${srcdir}/config.status ] ; then
 613                 echo '***' Cannot configure here in \"${PWD=`${PWDCMD-pwd}`}\" when \"${srcdir}\" is currently configured. 1>&2
 614                 exit 1
 615         fi
 616 esac
 617
 618 # default exec_prefix
 619 case "${exec_prefixoption}" in
 620 "") exec_prefix="\$(prefix)" ;;
 621 *) ;;
 622 esac
 623
 624 # Define the trigger file to make sure configure will re-run whenever
 625 # the gcc version number changes.
 626 if [ "${with_gcc_version_trigger+set}" = set ]; then
 627     gcc_version_trigger="$with_gcc_version_trigger"
 628     gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
 629 else
 630     # If gcc's sources are available, define the trigger file.
 631     if [ -f ${topsrcdir}/gcc/version.c ] ; then
 632         gcc_version_trigger=${topsrcdir}/gcc/version.c
 633         gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
 634         case "$arguments" in
 635           *--with-gcc-version-trigger=$gcc_version_trigger* )
 636             ;;
 637           * )
 638             # Make sure configure.in knows about this.
 639             arguments="--with-gcc-version-trigger=$gcc_version_trigger $arguments"
 640             ;;
 641         esac
 642         withoptions="--with-gcc-version-trigger=$gcc_version_trigger $withoptions"
 643     fi
 644 fi
 645
 646 ### break up ${srcdir}/configure.in.
 647 case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
 648 "")
 649         echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
 650         # Check for a directory that's been converted to use autoconf since
 651         # it was last configured.
 652         if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
 653           echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
 654           if [ -r ${srcdir}/configure ] ; then
 655             echo '***' Running the local configure script. 1>&2
 656             case "${cache_file}" in
 657             "") cache_file_option= ;;
 658             *)  cache_file_option="--cache-file=${cache_file}" ;;
 659             esac
 660             srcdiroption="--srcdir=${srcdir}"
 661             case "${build_alias}" in
 662             "") buildopt= ;;
 663             *)  buildopt="--build=${build_alias}" ;;
 664             esac
 665             eval exec ${config_shell} ${srcdir}/configure ${verbose} \
 666                 ${buildopt} --host=${host_alias} --target=${target_alias} \
 667                 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
 668                 ${srcdiroption} ${diroptions} \
 669                 ${program_prefixoption} ${program_suffixoption} \
 670                 ${program_transform_nameoption} ${site_option} \
 671                 ${withoptions} ${withoutoptions} \
 672                 ${enableoptions} ${disableoptions} ${floating_pointoption} \
 673                 ${cache_file_option} ${removing} ${other_options} ${redirect}
 674           else
 675             echo '***' There is no configure script present though. 1>&2
 676           fi
 677         fi
 678         exit 1
 679         ;;
 680 *) ;;
 681 esac
 682
 683 case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
 684 "")
 685         echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
 686         exit 1
 687         ;;
 688 *) ;;
 689 esac
 690
 691 case "${TMPDIR}" in
 692 "") TMPDIR=/tmp ; export TMPDIR ;;
 693 *) ;;
 694 esac
 695
 696 # keep this filename short for &%*%$*# 14 char file names and 8+3 file names
 697 tmpdir=${TMPDIR}/cNf$$
 698 mkdir ${tmpdir} || exit 1
 699 tmpfile=${tmpdir}/cNf$$
 700 # Note that under many versions of sh a trap handler for 0 will *override* any
 701 # exit status you explicitly specify!  At this point, the only non-error exit
 702 # is at the end of the script; these actions are duplicated there, minus
 703 # the "exit 1".  Don't use "exit 0" anywhere after this without resetting the
 704 # trap handler, or you'll lose.
 705 trap "rm -rf Makefile.tem ${tmpdir}; exit 1" 0 1 2 15
 706
 707 # split ${srcdir}/configure.in into common, per-host, per-target,
 708 # and post-target parts.  Post-target is optional.
 709 sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
 710 sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
 711 if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
 712   sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
 713   sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
 714 else
 715   sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
 716   echo >${tmpfile}.pos
 717 fi
 718
 719 ### do common part of configure.in
 720
 721 # If the language specific compiler does not exist, but the "gcc" directory does,
 722 # we will skip this directory; in this case the sub-directory's common part
 723 # of configure.in will create a small shell script "skip-this-dir" containing
 724 # commands to completely clean up any temporary or created files.
 725
 726 . ${tmpfile}.com
 727
 728 if test -f skip-this-dir; then
 729         # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
 730         # and reset the trap handler.
 731         trap 0
 732         rm -rf Makefile* ${tmpdir}
 733         # Execute the final clean-up actions
 734         ${config_shell} skip-this-dir
 735         # and stop configuring this directory.
 736         exit 0
 737 fi
 738
 739 # some sanity checks on configure.in
 740 case "${srctrigger}" in
 741 "")
 742         echo '***' srctrigger not set in ${PWD=`${PWDCMD-pwd}`}/configure.in.  1>&2
 743         exit 1
 744         ;;
 745 *) ;;
 746 esac
 747
 748 case "${build_alias}" in
 749 "")
 750         if result=`${config_shell} ${configsub} ${host_alias}` ; then
 751             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 752             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 753             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 754             build=${build_cpu}-${build_vendor}-${build_os}
 755             build_alias=${host_alias}
 756         fi
 757         ;;
 758 *)
 759         if result=`${config_shell} ${configsub} ${build_alias}` ; then
 760             buildopt="--build=${build_alias}"
 761             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 762             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 763             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 764             build=${build_cpu}-${build_vendor}-${build_os}
 765         else
 766             echo "Unrecognized build system name ${build_alias}." 1>&2
 767             exit 1
 768         fi
 769         ;;
 770 esac
 771
 772 if result=`${config_shell} ${configsub} ${host_alias}` ; then
 773     true
 774 else
 775     echo "Unrecognized host system name ${host_alias}." 1>&2
 776     exit 1
 777 fi
 778 host_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 779 host_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 780 host_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 781 host=${host_cpu}-${host_vendor}-${host_os}
 782
 783 . ${tmpfile}.hst
 784
 785 if result=`${config_shell} ${configsub} ${target_alias}` ; then
 786     true
 787 else
 788     echo "Unrecognized target system name ${target_alias}." 1>&2
 789     exit 1
 790 fi
 791 target_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 792 target_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 793 target_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 794 target=${target_cpu}-${target_vendor}-${target_os}
 795
 796 . ${tmpfile}.tgt
 797
 798 # Find the source files, if location was not specified.
 799 case "${srcdir}" in
 800 "")
 801         srcdirdefaulted=1
 802         srcdir=.
 803         if [ ! -r ${srctrigger} ] ; then
 804                 srcdir=..
 805         fi
 806         ;;
 807 *) ;;
 808 esac
 809
 810 if [ ! -r ${srcdir}/${srctrigger} ] ; then
 811         case "${srcdirdefaulted}" in
 812         "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`${PWDCMD-pwd}`}/${srcdir}" 1>&2 ;;
 813         *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`${PWDCMD-pwd}`}/. or ${PWD=`${PWDCMD-pwd}`}/.." 1>&2 ;;
 814         esac
 815
 816         echo '***' \(At least ${srctrigger} is missing.\) 1>&2
 817         exit 1
 818 fi
 819
 820 # Some systems (e.g., one of the i386-aix systems the gas testers are
 821 # using) don't handle "\$" correctly, so don't use it here.
 822 tooldir='$(exec_prefix)'/${target_alias}
 823
 824 if [ "${host_alias}" != "${target_alias}" ] ; then
 825     if [ "${program_prefixoption}" = "" ] ; then
 826         if [ "${program_suffixoption}" = "" ] ; then
 827             if [ "${program_transform_nameoption}" = "" ] ; then
 828                 program_prefix=${target_alias}- ;
 829             fi
 830         fi
 831     fi
 832 fi
 833
 834 # Merge program_prefix and program_suffix onto program_transform_name.
 835 # (program_suffix used to use $, but it's hard to preserve $ through both
 836 # make and sh.)
 837 if [ "${program_suffix}" != "" ] ; then
 838     program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
 839 fi
 840
 841 if [ "${program_prefix}" != "" ] ; then
 842     program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
 843 fi
 844
 845 # If CC and CXX are not set in the environment, and the Makefile
 846 # exists, try to extract them from it.  This is to handle running
 847 # ./config.status by hand.
 848 if [ -z "${CC}" ] && [ -r Makefile ]; then
 849   sed -n -e ':loop
 850 /\\$/ N
 851 s/\\\n//g
 852 t loop
 853 /^CC[   ]*=/ s/CC[      ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 854   CC=`tail -1 Makefile.cc`
 855   rm -f Makefile.cc
 856 fi
 857
 858 if [ -z "${CFLAGS}" ] && [ -r Makefile ]; then
 859   sed -n -e ':loop
 860 /\\$/ N
 861 s/\\\n//g
 862 t loop
 863 /^CFLAGS[       ]*=/ s/CFLAGS[  ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 864   CFLAGS=`tail -1 Makefile.cc`
 865   rm -f Makefile.cc
 866 fi
 867
 868 if [ -z "${CXX}" ] && [ -r Makefile ]; then
 869   sed -n -e ':loop
 870 /\\$/ N
 871 s/\\\n//g
 872 t loop
 873 /^CXX[  ]*=/ s/CXX[     ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 874   CXX=`tail -1 Makefile.cc`
 875   rm -f Makefile.cc
 876 fi
 877
 878 if [ -z "${CXXFLAGS}" ] && [ -r Makefile ]; then
 879   sed -n -e ':loop
 880 /\\$/ N
 881 s/\\\n//g
 882 t loop
 883 /^CXXFLAGS[     ]*=/ s/CXXFLAGS[        ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 884   CXXFLAGS=`tail -1 Makefile.cc`
 885   rm -f Makefile.cc
 886 fi
 887
 888 # Generate a default definition for YACC.  This is used if the makefile can't
 889 # locate bison or byacc in objdir.
 890
 891 for prog in 'bison -y' byacc yacc
 892 do
 893   set dummy $prog; tmp=$2
 894   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 895   for dir in $PATH; do
 896     test -z "$dir" && dir=.
 897     if test -f $dir/$tmp; then
 898       DEFAULT_YACC="$prog"
 899       break
 900     fi
 901   done
 902   IFS="$save_ifs"
 903
 904   test -n "$DEFAULT_YACC" && break
 905 done
 906
 907 # Generate a default definition for M4.  This is used if the makefile can't
 908 # locate m4 in objdir.
 909
 910 for prog in gm4 gnum4 m4
 911 do
 912   set dummy $prog; tmp=$2
 913   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 914   for dir in $PATH; do
 915     test -z "$dir" && dir=.
 916     if test -f $dir/$tmp; then
 917       DEFAULT_M4="$prog"
 918       break
 919     fi
 920   done
 921   IFS="$save_ifs"
 922
 923   test -n "$DEFAULT_M4" && break
 924 done
 925
 926 # Generate a default definition for LEX.  This is used if the makefile can't
 927 # locate flex in objdir.
 928
 929 for prog in flex lex
 930 do
 931   set dummy $prog; tmp=$2
 932   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 933   for dir in $PATH; do
 934     test -z "$dir" && dir=.
 935     if test -f $dir/$tmp; then
 936       DEFAULT_LEX="$prog"
 937       break
 938     fi
 939   done
 940   IFS="$save_ifs"
 941
 942   test -n "$DEFAULT_LEX" && break
 943 done
 944
 945 if [ "${build}" != "${host}" ]; then
 946   # If we are doing a Canadian Cross, in which the host and build systems
 947   # are not the same, we set reasonable default values for the tools.
 948
 949   tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
 950   tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET GCJ_FOR_TARGET"
 951   tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET BUILD_PREFIX"
 952   tools="${tools} BUILD_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
 953   tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
 954   tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
 955   tools="${tools} OBJCOPY OBJDUMP"
 956
 957   for var in ${tools}; do
 958     if eval [ -z \"\$${var}\" ] && [ -r Makefile ]; then
 959       sed -n -e ':loop
 960 /\\$/ N
 961 s/\\\n//g
 962 t loop
 963 /^'"${var}"'[   ]*=/ s/'"${var}"'[      ]*=[    ]*\(.*\)/\1/p' \
 964         < Makefile > Makefile.v
 965       t=`tail -1 Makefile.v`
 966       if [ -n "${t}" ]; then
 967         eval "${var}=\${t}"
 968       fi
 969       rm -f Makefile.v
 970     fi
 971   done
 972
 973   AR=${AR-${host_alias}-ar}
 974   AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
 975   AS=${AS-${host_alias}-as}
 976   AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
 977   BISON=${BISON-bison}
 978   CC=${CC-${host_alias}-gcc}
 979   CFLAGS=${CFLAGS-"-g -O2"}
 980   CXX=${CXX-${host_alias}-c++}
 981   CXXFLAGS=${CXXFLAGS-"-g -O2"}
 982   CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
 983   CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
 984   CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
 985   GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
 986   DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
 987   DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
 988   GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
 989   BUILD_PREFIX=${build_alias}-
 990   BUILD_PREFIX_1=${build_alias}-
 991   LD=${LD-${host_alias}-ld}
 992   LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
 993   MAKEINFO=${MAKEINFO-makeinfo}
 994   NM=${NM-${host_alias}-nm}
 995   NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
 996   RANLIB=${RANLIB-${host_alias}-ranlib}
 997   RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
 998   WINDRES=${WINDRES-${host_alias}-windres}
 999   WINDRES_FOR_TARGET=${WINDRES_FOR_TARGET-${target_alias}-windres}
1000   OBJCOPY=${OBJCOPY-${host_alias}-objcopy}
1001   OBJDUMP=${OBJDUMP-${host_alias}-objdump}
1002
1003   if [ -z "${YACC}" ]; then
1004     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
1005     for dir in $PATH; do
1006       test -z "$dir" && dir=.
1007       if test -f $dir/bison; then
1008         YACC="bison -y"
1009         break
1010       fi
1011       if test -f $dir/byacc; then
1012         YACC=byacc
1013         break
1014       fi
1015       if test -f $dir/yacc; then
1016         YACC=yacc
1017         break
1018       fi
1019     done
1020     IFS="$save_ifs"
1021     if [ -z "${YACC}" ]; then
1022       YACC="bison -y"
1023     fi
1024   fi
1025
1026   if [ -z "${LEX}" ]; then
1027     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
1028     for dir in $PATH; do
1029       test -z "$dir" && dir=.
1030       if test -f $dir/flex; then
1031         LEX=flex
1032         break
1033       fi
1034       if test -f $dir/lex; then
1035         LEX=lex
1036         break
1037       fi
1038     done
1039     IFS="$save_ifs"
1040     LEX=${LEX-flex}
1041   fi
1042
1043   # Export variables which autoconf might try to set.
1044   export AS
1045   export AR
1046   export CC_FOR_BUILD
1047   export DLLTOOL
1048   export LD
1049   export NM
1050   export RANLIB
1051   export WINDRES
1052   export OBJCOPY
1053   export OBJDUMP
1054 else
1055   # If CC is still not set, try to get gcc.
1056   if [ -z "${CC}" ]; then
1057     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
1058     for dir in $PATH; do
1059       test -z "$dir" && dir=.
1060       if test -f $dir/gcc; then
1061         CC="gcc"
1062         echo 'void f(){}' > conftest.c
1063         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1064           CFLAGS=${CFLAGS-"-g -O2"}
1065           CXXFLAGS=${CXXFLAGS-"-g -O2"}
1066         else
1067           CFLAGS=${CFLAGS-"-O2"}
1068           CXXFLAGS=${CXXFLAGS-"-O2"}
1069         fi
1070         rm -f conftest*
1071         break
1072       fi
1073     done
1074     IFS="$save_ifs"
1075     CC=${CC-cc}
1076   else
1077     if test -z "${CFLAGS}"; then
1078       # Here CC is set but CFLAGS is not.  Use a quick hack to use -O2 if CC
1079       # is set to a version of gcc.
1080       case "${CC}" in
1081       *gcc)
1082         echo 'void f(){}' > conftest.c
1083         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1084           CFLAGS=${CFLAGS-"-g -O2"}
1085           CXXFLAGS=${CXXFLAGS-"-g -O2"}
1086         else
1087           CFLAGS=${CFLAGS-"-O2"}
1088           CXXFLAGS=${CXXFLAGS-"-O2"}
1089         fi
1090         rm -f conftest*
1091         ;;
1092       esac
1093     fi
1094   fi
1095
1096   CXX=${CXX-"c++"}
1097   CFLAGS=${CFLAGS-"-g"}
1098   CXXFLAGS=${CXXFLAGS-"-g -O2"}
1099 fi
1100
1101 export CC
1102 export CXX
1103 export CFLAGS
1104 export CXXFLAGS
1105
1106 all_build_modules=
1107 if test x"${build_alias}" != x"${host_alias}"
1108 then
1109   all_build_modules='$(ALL_BUILD_MODULES_LIST)'
1110 fi
1111
1112 for subdir in . ${subdirs} ; do
1113
1114     # ${subdir} is relative path from . to the directory we're currently
1115     # configuring.
1116     # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
1117     invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
1118
1119     ### figure out what to do with srcdir
1120     case "${srcdir}" in
1121         ".")  # no -srcdir option.  We're building in place.
1122                 makesrcdir=. ;;
1123         /* | [A-Za-z]:[\\/]* ) # absolute path
1124                 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
1125                 ;;
1126         *) # otherwise relative
1127                 case "${subdir}" in
1128                 .) makesrcdir=${srcdir} ;;
1129                 *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
1130                 esac
1131                 ;;
1132     esac
1133
1134     if [ "${subdir}/" != "./" ] ; then
1135         Makefile=${subdir}/Makefile
1136     fi
1137
1138     if [ ! -d ${subdir} ] ; then
1139         if mkdir ${subdir} ; then
1140                 true
1141         else
1142                 echo '***' "${progname}: could not make ${PWD=`${PWDCMD-pwd}`}/${subdir}" 1>&2
1143                 exit 1
1144         fi
1145     fi
1146
1147     case "${removing}" in
1148     "")
1149         case "${subdir}" in
1150         .) ;;
1151         *) eval echo Building in ${subdir} ${redirect} ;;
1152         esac
1153
1154         # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1155         # Set up the list of links to be made.
1156         # ${links} is the list of link names, and ${files} is the list of names to link to.
1157
1158         # Make the links.
1159         configlinks="${links}"
1160         if [ -r ${subdir}/config.status ] ; then
1161                 mv -f ${subdir}/config.status ${subdir}/config.back
1162         fi
1163         while [ -n "${files}" ] ; do
1164                 # set file to car of files, files to cdr of files
1165                 set ${files}; file=$1; shift; files=$*
1166                 set ${links}; link=$1; shift; links=$*
1167
1168                 if [ ! -r ${srcdir}/${file} ] ; then
1169                   if [ ! -r ${file} ] ; then
1170
1171                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1172                         echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1173                         exit 1
1174                   else
1175                         srcfile=${file}
1176                   fi
1177                 else
1178                         srcfile=${srcdir}/${file}
1179                 fi
1180
1181                 ${remove} -f ${link}
1182                 # Make a symlink if possible, otherwise try a hard link
1183                 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1184                         true
1185                 else
1186                         # We need to re-remove the file because Lynx leaves a
1187                         # very strange directory there when it fails an NFS symlink.
1188                         ${remove} -r -f ${link}
1189                         ${hard_link} ${srcfile} ${link}
1190                 fi
1191                 if [ ! -r ${link} ] ; then
1192                         echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1193                         exit 1
1194                 fi
1195
1196                 echo "Linked \"${link}\" to \"${srcfile}\"."
1197         done
1198
1199         # Create a .gdbinit file which runs the one in srcdir
1200         # and tells GDB to look there for source files.
1201
1202         if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
1203                 case ${srcdir} in
1204                 .) ;;
1205                 *) cat > ${subdir}/.gdbinit <<EOF
1206 # ${NO_EDIT}
1207 dir ${makesrcdir}
1208 dir .
1209 source ${makesrcdir}/.gdbinit
1210 EOF
1211                         ;;
1212                 esac
1213         fi
1214
1215         # Install a makefile, and make it set VPATH
1216         # if necessary so that the sources are found.
1217         # Also change its value of srcdir.
1218         # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
1219         # been somewhat optimized and is perhaps a bit twisty.
1220
1221         # code is order so as to try to sed the smallest input files we know.
1222         # so do these separately because I don't trust the order of sed -e expressions.
1223
1224         # the five makefile fragments MUST end up in the resulting Makefile in this order:
1225         # package macros, target, host, site, and package rules.
1226
1227         if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
1228
1229             # Conditionalize the makefile for this package from "Makefile.in" (or whatever it's called) into Makefile.tem.
1230             rm -f ${subdir}/${Makefile}.tem
1231             case "${package_makefile_rules_frag}" in
1232               "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
1233               *)
1234                       if [ ! -f ${package_makefile_rules_frag} ] ; then
1235                               package_makefile_rules_frag=${srcdir}/${package_makefile_rules_frag}
1236                       fi
1237                       if [ -f ${package_makefile_rules_frag} ] ; then
1238                               sed -e "/^####/  r ${package_makefile_rules_frag}" ${srcdir}/${subdir}/${Makefile_in} > ${Makefile}.tem
1239                       else
1240                               echo '***' Expected package makefile rules fragment \"${package_makefile_rules_frag}\" 1>&2
1241                               echo '***' is missing in ${PWD=`${PWDCMD-pwd}`}. 1>&2
1242                               cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
1243                       fi
1244             esac
1245             # working copy now in ${Makefile}.tem
1246
1247             # Conditionalize for this site.
1248             rm -f ${Makefile}
1249               case "${site}" in
1250               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1251               *)
1252                       site_makefile_frag=${srcdir}/config/ms-${site}
1253
1254                       if [ -f ${site_makefile_frag} ] ; then
1255                               sed -e "/^####/  r ${site_makefile_frag}" ${subdir}/Makefile.tem \
1256                                       > ${Makefile}
1257                       else
1258                               mv ${subdir}/Makefile.tem ${Makefile}
1259                               site_makefile_frag=
1260                       fi
1261                       ;;
1262             esac
1263             # working copy now in ${Makefile}
1264
1265             # Conditionalize the makefile for this host.
1266             rm -f ${subdir}/Makefile.tem
1267             case "${host_makefile_frag}" in
1268               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1269               *)
1270                       if [ ! -f ${host_makefile_frag} ] ; then
1271                               host_makefile_frag=${srcdir}/${host_makefile_frag}
1272                       fi
1273                       if [ -f ${host_makefile_frag} ] ; then
1274                               sed -e "/^####/  r ${host_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1275                       else
1276                               echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
1277                               echo '***' is missing in ${PWD=`${PWDCMD-pwd}`}. 1>&2
1278                               mv ${Makefile} ${subdir}/Makefile.tem
1279                       fi
1280             esac
1281             # working copy now in ${subdir)/Makefile.tem
1282
1283             # Conditionalize the makefile for this target.
1284             rm -f ${Makefile}
1285             case "${target_makefile_frag}" in
1286               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1287               *)
1288                       if [ ! -f ${target_makefile_frag} ] ; then
1289                               target_makefile_frag=${srcdir}/${target_makefile_frag}
1290                       fi
1291                       if [ -f ${target_makefile_frag} ] ; then
1292                               sed -e "/^####/  r ${target_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
1293                       else
1294                               mv ${subdir}/Makefile.tem ${Makefile}
1295                               target_makefile_frag=
1296                       fi
1297                       ;;
1298             esac
1299             # working copy now in ${Makefile}
1300
1301             # Emit the default values of this package's macros.
1302             rm -f ${subdir}/Makefile.tem
1303             case "${package_makefile_frag}" in
1304               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1305               *)
1306                       if [ ! -f ${package_makefile_frag} ] ; then
1307                               package_makefile_frag=${srcdir}/${package_makefile_frag}
1308                       fi
1309                       if [ -f ${package_makefile_frag} ] ; then
1310                               sed -e "/^####/  r ${package_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1311                       else
1312                               echo '***' Expected package makefile fragment \"${package_makefile_rules_frag}\" 1>&2
1313                               echo '***' is missing in ${PWD=`${PWDCMD-pwd}`}. 1>&2
1314                               mv ${Makefile} ${subdir}/Makefile.tem
1315                       fi
1316             esac
1317             # real copy now in ${subdir}/Makefile.tem
1318
1319             # prepend warning about editing, and a bunch of variables.
1320             rm -f ${Makefile}
1321             cat > ${Makefile} <<EOF
1322 # ${NO_EDIT}
1323 VPATH = ${makesrcdir}
1324 links = ${configlinks}
1325 host_alias = ${host_alias}
1326 host_cpu = ${host_cpu}
1327 host_vendor = ${host_vendor}
1328 host_os = ${host_os}
1329 host_canonical = ${host_cpu}-${host_vendor}-${host_os}
1330 target_alias = ${target_alias}
1331 target_cpu = ${target_cpu}
1332 target_vendor = ${target_vendor}
1333 target_os = ${target_os}
1334 target_canonical = ${target_cpu}-${target_vendor}-${target_os}
1335 EOF
1336             case "${build}" in
1337               "") ;;
1338               *)  cat >> ${Makefile} << EOF
1339 build_alias = ${build_alias}
1340 build_cpu = ${build_cpu}
1341 build_vendor = ${build_vendor}
1342 build_os = ${build_os}
1343 build_canonical = ${build_cpu}-${build_vendor}-${build_os}
1344 EOF
1345             esac
1346
1347             case "${package_makefile_frag}" in
1348               "") ;;
1349               /* | [A-Za-z]:[\\/]* ) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1350               *)  echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
1351             esac
1352
1353             case "${target_makefile_frag}" in
1354               "") ;;
1355               /* | [A-Za-z]:[\\/]* ) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1356               *)  echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
1357             esac
1358
1359             case "${host_makefile_frag}" in
1360               "") ;;
1361               /* | [A-Za-z]:[\\/]* ) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1362               *)  echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
1363             esac
1364
1365             if [ "${site_makefile_frag}" != "" ] ; then
1366                 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
1367             fi
1368
1369             echo enable_shared = ${enable_shared} >> ${Makefile}
1370             echo enable_threads = ${enable_threads} >> ${Makefile}
1371             # record if we want to rumtime library stuff installed in libsubdir.
1372             if test -z "${enable_version_specific_runtime_libs}"; then
1373                 echo enable_version_specific_runtime_libs = no >> ${Makefile}
1374             else
1375                 echo enable_version_specific_runtime_libs = ${enable_version_specific_runtime_libs} >> ${Makefile}
1376             fi
1377
1378             # Emit a macro which describes the file containing gcc's
1379             # version number.
1380             echo gcc_version_trigger = ${gcc_version_trigger} >> ${Makefile}
1381             # And emit a macro defining gcc's version number.
1382             echo gcc_version = ${gcc_version} >> ${Makefile}
1383
1384             # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1385             # remove any form feeds.
1386             if [ -z "${subdirs}" ]; then
1387                 rm -f ${subdir}/Makefile.tm2
1388                 sedtemp=sed.$$
1389                 cat >$sedtemp <<EOF
1390 s:^SUBDIRS[     ]*=.*$:SUBDIRS = ${configdirs}:
1391 s:^NONSUBDIRS[  ]*=.*$:NONSUBDIRS = ${noconfigdirs}:
1392 EOF
1393                 sed -f $sedtemp \
1394                     ${subdir}/Makefile.tem > ${subdir}/Makefile.tm2
1395                 rm -f $sedtemp
1396                 rm -f ${subdir}/Makefile.tem
1397                 mv ${subdir}/Makefile.tm2 ${subdir}/Makefile.tem
1398             fi
1399             sed     -e "s|^prefix[      ]*=.*$|prefix = ${prefix}|" \
1400                     -e "s|^exec_prefix[         ]*=.*$|exec_prefix = ${exec_prefix}|" \
1401                     -e "s|^bindir[      ]*=.*$|bindir = ${bindir}|" \
1402                     -e "s|^sbindir[     ]*=.*$|sbindir = ${sbindir}|" \
1403                     -e "s|^libexecdir[  ]*=.*$|libexecdir = ${libexecdir}|" \
1404                     -e "s|^datadir[     ]*=.*$|datadir = ${datadir}|" \
1405                     -e "s|^sysconfdir[  ]*=.*$|sysconfdir = ${sysconfdir}|" \
1406                     -e "s|^sharedstatedir[      ]*=.*$|sharedstatedir = ${sharedstatedir}|" \
1407                     -e "s|^localstatedir[       ]*=.*$|localstatedir = ${localstatedir}|" \
1408                     -e "s|^libdir[      ]*=.*$|libdir = ${libdir}|" \
1409                     -e "s|^includedir[  ]*=.*$|includedir = ${includedir}|" \
1410                     -e "s|^oldincludedir[       ]*=.*$|oldincludedir = ${oldincludedir}|" \
1411                     -e "s|^infodir[     ]*=.*$|infodir = ${infodir}|" \
1412                     -e "s|^mandir[      ]*=.*$|mandir = ${mandir}|" \
1413                     -e "s|^ALL_BUILD_MODULES =.*|ALL_BUILD_MODULES =${all_build_modules}|" \
1414                     -e "/^CC[   ]*=/{
1415                         :loop1
1416                         /\\\\$/ N
1417                         s/\\\\\\n//g
1418                         t loop1
1419                         s%^CC[  ]*=.*$%CC = ${CC}%
1420                         }" \
1421                     -e "/^CXX[  ]*=/{
1422                         :loop2
1423                         /\\\\$/ N
1424                         s/\\\\\\n//g
1425                         t loop2
1426                         s%^CXX[         ]*=.*$%CXX = ${CXX}%
1427                         }" \
1428                     -e "/^CFLAGS[       ]*=/{
1429                         :loop3
1430                         /\\\\$/ N
1431                         s/\\\\\\n//g
1432                         t loop3
1433                         s%^CFLAGS[      ]*=.*$%CFLAGS = ${CFLAGS}%
1434                         }" \
1435                     -e "/^CXXFLAGS[     ]*=/{
1436                         :loop4
1437                         /\\\\$/ N
1438                         s/\\\\\\n//g
1439                         t loop4
1440                         s%^CXXFLAGS[    ]*=.*$%CXXFLAGS = ${CXXFLAGS}%
1441                         }" \
1442                     -e "s|^SHELL[        ]*=.*$|SHELL = ${config_shell}|" \
1443                     -e "s|^srcdir[      ]*=.*$|srcdir = ${makesrcdir}|" \
1444                     -e "s/\f//" \
1445                     -e "s:^program_prefix[      ]*=.*$:program_prefix = ${program_prefix}:" \
1446                     -e "s:^program_suffix[      ]*=.*$:program_suffix = ${program_suffix}:" \
1447                     -e "s:^program_transform_name[      ]*=.*$:program_transform_name = ${program_transform_name}:" \
1448                     -e "s|^tooldir[     ]*=.*$|tooldir = ${tooldir}|" \
1449                     -e "s|^build_tooldir[       ]*=.*$|build_tooldir = ${tooldir}|" \
1450                     -e "s:^DEFAULT_YACC[         ]*=.*$:DEFAULT_YACC = ${DEFAULT_YACC}:" \
1451                     -e "s:^DEFAULT_LEX[  ]*=.*$:DEFAULT_LEX = ${DEFAULT_LEX}:" \
1452                     -e "s:^DEFAULT_M4[  ]*=.*$:DEFAULT_M4 = ${DEFAULT_M4}:" \
1453                     ${subdir}/Makefile.tem >> ${Makefile}
1454
1455             sed -e "s:^GDB_TK[   ]*=.*$:GDB_TK = ${GDB_TK}:" ${Makefile} >${Makefile}.tem
1456             mv -f ${Makefile}.tem ${Makefile}
1457
1458             # If this is a Canadian Cross, preset the values of many more
1459             # tools.
1460             if [ "${build}" != "${host}" ]; then
1461                 for var in ${tools}; do
1462                     eval val=\$${var}
1463                     sed -e "/^${var}[   ]*=/{
1464                            :loop1
1465                            /\\\\$/ N
1466                            /\\\\$/ b loop1
1467                            s/\\\\\\n//g
1468                            s%^${var}[   ]*=.*$%${var} = ${val}%
1469                            }" ${Makefile} > ${Makefile}.tem
1470                     mv -f ${Makefile}.tem ${Makefile}
1471                 done
1472             fi
1473
1474             # final copy now in ${Makefile}
1475
1476         else
1477            echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
1478         fi
1479
1480         rm -f ${subdir}/Makefile.tem
1481
1482         case "${host_makefile_frag}" in
1483         "") using= ;;
1484         *) using="and \"${host_makefile_frag}\"" ;;
1485         esac
1486
1487         case "${target_makefile_frag}" in
1488         "") ;;
1489         *) using="${using} and \"${target_makefile_frag}\"" ;;
1490         esac
1491
1492         case "${site_makefile_frag}" in
1493         "") ;;
1494         *) using="${using} and \"${site_makefile_frag}\"" ;;
1495         esac
1496
1497         newusing=`echo "${using}" | sed 's/and/using/'`
1498         using=${newusing}
1499         echo "Created \"${Makefile}\" in" ${PWD=`${PWDCMD-pwd}`} ${using}
1500
1501         . ${tmpfile}.pos
1502
1503         # describe the chosen configuration in config.status.
1504         # Make that file a shellscript which will reestablish
1505         # the same configuration.  Used in Makefiles to rebuild
1506         # Makefiles.
1507
1508         case "${norecursion}" in
1509         "") arguments="${arguments} --norecursion" ;;
1510         *) ;;
1511         esac
1512
1513         if [ ${subdir} = . ] ; then
1514             echo "#!/bin/sh
1515 # ${NO_EDIT}
1516 # This directory was configured as follows:
1517 ${progname}" ${arguments}  "
1518 # ${using}" > ${subdir}/config.new
1519         else
1520             echo "#!/bin/sh
1521 # ${NO_EDIT}
1522 # This directory was configured as follows:
1523 cd ${invsubdir}
1524 ${progname}" ${arguments}  "
1525 # ${using}" > ${subdir}/config.new
1526         fi
1527         chmod a+x ${subdir}/config.new
1528         if [ -r ${subdir}/config.back ] ; then
1529                 mv -f ${subdir}/config.back ${subdir}/config.status
1530         fi
1531         ${config_shell} ${moveifchange} ${subdir}/config.new ${subdir}/config.status
1532         ;;
1533
1534     *)  rm -f ${Makefile} ${subdir}/config.status ${links} ;;
1535     esac
1536 done
1537
1538 # If there are subdirectories, then recur.
1539 if [ -z "${norecursion}" ] && [ -n "${configdirs}" ] ; then
1540         for configdir in ${configdirs} ${extraconfigdirs} ; do
1541
1542                 # If configdir contains ',' it is
1543                 # srcdir,builddir,target_alias
1544                 # These come from extraconfigdirs.
1545                 case ${configdir} in
1546                 *,*)
1547                     eval `echo ${configdir} | sed -e 's/\([^,]*\),\([^,]*\),\(.*\)/cfg_dir=\1 bld_dir=\2 tgt_alias=\3/'`
1548                     ;;
1549                 *)
1550                     cfg_dir=${configdir}
1551                     bld_dir=${configdir}
1552                     tgt_alias=${target_alias}
1553                     ;;
1554                 esac
1555
1556                 if [ -d ${srcdir}/${cfg_dir} ] ; then
1557                         eval echo Configuring ${configdir}... ${redirect}
1558                         case "${srcdir}" in
1559                         ".") ;;
1560                         *)
1561                                 if [ ! -d ./${bld_dir} ] ; then
1562                                         if mkdir ./${bld_dir} ; then
1563                                                 true
1564                                         else
1565                                                 echo '***' "${progname}: could not make ${PWD=`${PWDCMD-pwd}`}/${bld_dir}" 1>&2
1566                                                 exit 1
1567                                         fi
1568                                 fi
1569                                 ;;
1570                         esac
1571
1572                         POPDIR=${PWD=`${PWDCMD-pwd}`}
1573                         cd ${bld_dir}
1574
1575 ### figure out what to do with srcdir
1576                         case "${srcdir}" in
1577                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
1578                         /* | [A-Za-z]:[\\/]* ) # absolute path
1579                                 newsrcdir=${srcdir}/${cfg_dir}
1580                                 srcdiroption="--srcdir=${newsrcdir}"
1581                                 ;;
1582                         *) # otherwise relative
1583                                 newsrcdir=../${srcdir}/${cfg_dir}
1584                                 srcdiroption="--srcdir=${newsrcdir}"
1585                                 ;;
1586                         esac
1587
1588                         # Handle --cache-file=../XXX
1589                         case "${cache_file}" in
1590                         "") # empty
1591                                 ;;
1592                         /* | [A-Za-z]:[\\/]* ) # absolute path
1593                                 cache_file_option="--cache-file=${cache_file}"
1594                                 ;;
1595                         *) # relative path
1596                                 cache_file_option="--cache-file=../${cache_file}"
1597                                 ;;
1598                         esac
1599
1600 ### check for guested configure, otherwise fix possibly relative progname
1601                         if [ -f ${newsrcdir}/configure ] ; then
1602                                 recprog=${newsrcdir}/configure
1603                         elif [ -f ${newsrcdir}/configure.in ] ; then
1604                                 case "${progname}" in
1605                                 /* | [A-Za-z]:[\\/]* )  recprog=${progname} ;;
1606                                 *)                      recprog=../${progname} ;;
1607                                 esac
1608                         else
1609                                 eval echo No configuration information in ${cfg_dir} ${redirect}
1610                                 recprog=
1611                         fi
1612
1613 ### The recursion line is here.
1614                         if [ ! -z "${recprog}" ] ; then
1615                                 if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${tgt_alias} \
1616                                         ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
1617                                         ${srcdiroption} ${diroptions} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then
1618                                         true
1619                                 else
1620                                         echo Configure in `${PWDCMD-pwd}` failed, exiting. 1>&2
1621                                         exit 1
1622                                 fi
1623                         fi
1624
1625                         cd ${POPDIR}
1626                 fi
1627         done
1628 fi
1629
1630 # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
1631 # and reset the trap handler.
1632 rm -rf ${tmpdir}
1633 trap 0
1634
1635 exit 0
1636
1637 #
1638 # Local Variables:
1639 # fill-column: 131
1640 # End:
1641 #
1642
1643 # end of configure