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