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, 1997
   7 # 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 exec_prefix=
  57 exec_prefixoption=
  58 fatal=
  59 floating_point=default
  60 gas=default
  61 gcc_version=
  62 gcc_version_trigger=
  63 host_alias=NOHOST
  64 host_makefile_frag=
  65 moveifchange=
  66 norecursion=
  67 other_options=
  68 package_makefile_frag=
  69 package_makefile_rules_frag=
  70 prefix=/usr/local
  71 progname=
  72 program_prefix=
  73 program_prefixoption=
  74 program_suffix=
  75 program_suffixoption=
  76 program_transform_name=
  77 program_transform_nameoption=
  78 redirect=
  79 removing=
  80 site=
  81 site_makefile_frag=
  82 site_option=
  83 srcdir=
  84 srctrigger=
  85 subdirs=
  86 target_alias=NOTARGET
  87 target_makefile_frag=
  88 undefs=NOUNDEFS
  89 version="$Revision$"
  90 x11=default
  91 bindir='${exec_prefix}/bin'
  92 sbindir='${exec_prefix}/sbin'
  93 libexecdir='${exec_prefix}/libexec'
  94 datadir='${prefix}/share'
  95 sysconfdir='${prefix}/etc'
  96 sharedstatedir='${prefix}/com'
  97 localstatedir='${prefix}/var'
  98 libdir='${exec_prefix}/lib'
  99 includedir='${prefix}/include'
 100 oldincludedir='/usr/include'
 101 infodir='${prefix}/info'
 102 mandir='${prefix}/man'
 103
 104 ### we might need to use some other shell than /bin/sh for running subshells
 105
 106 ### If we are on Windows, search for the shell.  This will permit people
 107 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
 108 ### without also having to set CONFIG_SHELL.  This code will work when
 109 ### using bash, which sets OSTYPE.
 110 case "${OSTYPE}" in
 111 *win32*)
 112   if [ x${CONFIG_SHELL} = x ]; then
 113     if [ ! -f /bin/sh ]; then
 114       if [ x${SHELL} != x ] && [ -f ${SHELL} ]; then
 115         CONFIG_SHELL=${SHELL}
 116         export CONFIG_SHELL
 117       else
 118         for prog in sh sh.exe bash bash.exe; do
 119           IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 120           for dir in $PATH; do
 121             test -z "$dir" && dir=.
 122             if test -f $dir/$prog; then
 123               CONFIG_SHELL=$dir/$prog
 124               export CONFIG_SHELL
 125               break
 126             fi
 127           done
 128           IFS="$save_ifs"
 129           test -n "${CONFIG_SHELL}" && break
 130         done
 131       fi
 132     fi
 133   fi
 134   ;;
 135 esac
 136
 137 config_shell=${CONFIG_SHELL-/bin/sh}
 138
 139 NO_EDIT="This file was generated automatically by configure.  Do not edit."
 140
 141 ## this is a little touchy and won't always work, but...
 142 ##
 143 ## if the argv[0] starts with a slash then it is an absolute name that can (and
 144 ## must) be used as is.
 145 ##
 146 ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
 147 ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
 148 ##
 149
 150 progname=$0
 151 # if PWD already has a value, it is probably wrong.
 152 if [ -n "$PWD" ]; then PWD=`pwd`; fi
 153
 154 case "${progname}" in
 155 /*) ;;
 156 */*) ;;
 157 *)
 158         PATH=$PATH:${PWD=`pwd`} ; export PATH
 159         ;;
 160 esac
 161
 162 # Loop over all args
 163
 164 while :
 165 do
 166
 167 # Break out if there are no more args
 168         case $# in
 169         0)
 170                 break
 171                 ;;
 172         esac
 173
 174 # Get the first arg, and shuffle
 175         option=$1
 176         shift
 177
 178 # Make all options have two hyphens
 179         orig_option=$option     # Save original for error messages
 180         case $option in
 181         --*) ;;
 182         -*) option=-$option ;;
 183         esac
 184
 185 # Split out the argument for options that take them
 186         case $option in
 187         --*=*)
 188                 optarg=`echo $option | sed -e 's/^[^=]*=//'`
 189                 arguments="$arguments $option"
 190                 ;;
 191 # These options have mandatory values.  Since we didn't find an = sign,
 192 # the value must be in the next argument
 193         --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*)
 194                 optarg=$1
 195                 shift
 196                 arguments="$arguments $option=$optarg"
 197                 ;;
 198         --v)
 199                 arguments="$arguments -v"
 200                 ;;
 201         --*)
 202                 arguments="$arguments $option"
 203                 ;;
 204         esac
 205
 206 # Now, process the options
 207         case $option in
 208
 209         --bi*)
 210                 bindir=$optarg
 211                 diroptions="$diroptions --bindir=$optarg"
 212                 ;;
 213         --build* | --bu*)
 214                 case "$build_alias" in
 215                 "") build_alias=$optarg ;;
 216                 *) echo '***' Can only configure for one build machine at a time.  1>&2
 217                    fatal=yes
 218                    ;;
 219                 esac
 220                 ;;
 221         --cache*)
 222                 cache_file=$optarg
 223                 ;;
 224         --da*)
 225                 datadir=$optarg
 226                 diroptions="$diroptions --datadir=$optarg"
 227                 ;;
 228         --disable-*)
 229                 enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
 230                 eval $enableopt=no
 231                 disableoptions="$disableoptions $option"
 232                 ;;
 233         --enable-*)
 234                 case "$option" in
 235                 *=*)    ;;
 236                 *)      optarg=yes ;;
 237                 esac
 238
 239                 enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 240                 eval "$enableopt='$optarg'"
 241                 enableoptions="$enableoptions '$option'"
 242                 ;;
 243         --exec-prefix* | --ex*)
 244                 exec_prefix=$optarg
 245                 exec_prefixoption="--exec-prefix=$optarg"
 246                 ;;
 247         --gas | --g*)
 248                 gas=yes
 249                 ;;
 250         --help | --he*)
 251                 fatal=yes
 252                 ;;
 253         --host* | --ho*)
 254                 case $host_alias in
 255                 NOHOST) host_alias=$optarg ;;
 256                 *) echo '***' Can only configure for one host at a time.  1>&2
 257                    fatal=yes
 258                    ;;
 259                 esac
 260                 ;;
 261         --inc*)
 262                 includedir=$optarg
 263                 diroptions="$diroptions --includedir=$optarg"
 264                 ;;
 265         --inf*)
 266                 infodir=$optarg
 267                 diroptions="$diroptions --infodir=$optarg"
 268                 ;;
 269         --libd*)
 270                 libdir=$optarg
 271                 diroptions="$diroptions --libdir=$optarg"
 272                 ;;
 273         --libe*)
 274                 libexecdir=$optarg
 275                 diroptions="$diroptions --libexecdir=$optarg"
 276                 ;;
 277         --lo*)
 278                 localstatedir=$optarg
 279                 diroptions="$diroptions --localstatedir=$optarg"
 280                 ;;
 281         --ma*)
 282                 mandir=$optarg
 283                 diroptions="$diroptions --mandir=$optarg"
 284                 ;;
 285         --nfp | --nf*)
 286                 floating_point=no
 287                 floating_pointoption="--nfp"
 288                 ;;
 289         --norecursion | --no*)
 290                 norecursion=yes
 291                 ;;
 292         --ol*)
 293                 oldincludedir=$optarg
 294                 diroptions="$diroptions --oldincludedir=$optarg"
 295                 ;;
 296         --prefix* | --pre*)
 297                 prefix=$optarg
 298                 prefixoption="--prefix=$optarg"
 299                 ;;
 300         --program-prefix* | --program-p*)
 301                 program_prefix=$optarg
 302                 program_prefixoption="--program-prefix=$optarg"
 303                 ;;
 304         --program-suffix* | --program-s*)
 305                 program_suffix=$optarg
 306                 program_suffixoption="--program-suffix=$optarg"
 307                 ;;
 308         --program-transform-name* | --program-t*)
 309                 # Double any backslashes or dollar signs in the argument
 310                 program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
 311                 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'"
 312                 ;;
 313         --rm)
 314                 removing=--rm
 315                 ;;
 316         --sb*)
 317                 sbindir=$optarg
 318                 diroptions="$diroptions --sbindir=$optarg"
 319                 ;;
 320         --sh*)
 321                 sharedstatedir=$optarg
 322                 diroptions="$diroptions --sharedstatedir=$optarg"
 323                 ;;
 324         --silent | --sil* | --quiet | --q*)
 325                 redirect=">/dev/null"
 326                 verbose=--silent
 327                 ;;
 328         --site* | --sit*)
 329                 site=$optarg
 330                 site_option="--site=$optarg"
 331                 ;;
 332         --srcdir*/ | --sr*/)
 333                 # Remove trailing slashes.  Otherwise, when the file name gets
 334                 # bolted into an object file as debug info, it has two slashes
 335                 # in it.  Ordinarily this is ok, but emacs takes double slash
 336                 # to mean "forget the first part".
 337                 srcdir=`echo $optarg | sed -e 's:/$::'`
 338                 ;;
 339         --srcdir* | --sr*)
 340                 srcdir=$optarg
 341                 ;;
 342         --sy*)
 343                 sysconfdir=$optarg
 344                 diroptions="$diroptions --sysconfdir=$optarg"
 345                 ;;
 346         --target* | --ta*)
 347                 case $target_alias in
 348                 NOTARGET) target_alias=$optarg ;;
 349                 *) echo '***' Can only configure for one target at a time.  1>&2
 350                    fatal=yes
 351                    ;;
 352                 esac
 353                 ;;
 354         --tmpdir* | --tm*)
 355                 TMPDIR=$optarg
 356                 tmpdiroption="--tmpdir=$optarg"
 357                 ;;
 358         --verbose | --v | --verb*)
 359                 redirect=
 360                 verbose=--verbose
 361                 ;;
 362         --version | --V | --vers*)
 363                 echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
 364                 exit 0
 365                 ;;
 366         --with-*)
 367                 case "$option" in
 368                 *=*)    ;;
 369                 *)      optarg=yes ;;
 370                 esac
 371
 372                 withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 373                 eval $withopt="$optarg"
 374                 withoptions="$withoptions $option"
 375                 ;;
 376         --without-*)
 377                 withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
 378                 eval $withopt=no
 379                 withoutoptions="$withoutoptions $option"
 380                 ;;
 381         --x)    with_x=yes
 382                 withoptions="$withoptions --with-x"
 383                 ;;
 384         --x-i* | --x-l*) other_options="$other_options $orig_option"
 385                 ;;
 386         --*)
 387                 echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
 388                 exit 1
 389                 ;;
 390         *)
 391                 case $undefs in
 392                 NOUNDEFS) undefs=$option ;;
 393                 *) echo '***' Can only configure for one host and one target at a time.  1>&2
 394                    fatal=yes
 395                    ;;
 396                 esac
 397                 ;;
 398         esac
 399 done
 400
 401 # process host and target
 402
 403 # Do some error checking and defaulting for the host and target type.
 404 # The inputs are:
 405 #    configure --host=HOST --target=TARGET UNDEFS
 406 #
 407 # The rules are:
 408 # 1. You aren't allowed to specify --host, --target, and undefs at the
 409 #    same time.
 410 # 2. Host defaults to undefs.
 411 # 3. If undefs is not specified, then host defaults to the current host,
 412 #    as determined by config.guess.
 413 # 4. Target defaults to undefs.
 414 # 5. If undefs is not specified, then target defaults to host.
 415
 416 case "${fatal}" in
 417 "")
 418         # Make sure that host, target & undefs aren't all specified at the
 419         # same time.
 420         case $host_alias---$target_alias---$undefs in
 421         NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
 422                 ;;
 423         *) echo '***' Can only configure for one host and one target at a time.  1>&2
 424            fatal=yes
 425            break 2
 426                 ;;
 427         esac
 428
 429         # Now, do defaulting for host.
 430         case $host_alias in
 431         NOHOST)
 432                 case $undefs in
 433                 NOUNDEFS)
 434                         # Neither --host option nor undefs were present.
 435                         # Call config.guess.
 436                         guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
 437                         if host_alias=`${config_shell} ${guesssys}`
 438                         then
 439                                 # If the string we are going to use for
 440                                 # the target is a prefix of the string
 441                                 # we just guessed for the host, then
 442                                 # assume we are running native, and force
 443                                 # the same string for both target and host.
 444                                 case $target_alias in
 445                                 NOTARGET) ;;
 446                                 *)
 447                                         if expr $host_alias : $target_alias >/dev/null
 448                                         then
 449                                                 host_alias=$target_alias
 450                                         fi
 451                                         ;;
 452                                 esac
 453                                 echo "Configuring for a ${host_alias} host." 1>&2
 454                                 arguments="--host=$host_alias $arguments"
 455                         else
 456                                 echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
 457                                 fatal=yes
 458                         fi
 459                         ;;
 460                 *)
 461                         host_alias=$undefs
 462                         arguments="--host=$host_alias $arguments"
 463                         undefs=NOUNDEFS
 464                         ;;
 465                 esac
 466         esac
 467
 468         # Do defaulting for target.  If --target option isn't present, default
 469         # to undefs.  If undefs isn't present, default to host.
 470         case $target_alias in
 471         NOTARGET)
 472                 case $undefs in
 473                 NOUNDEFS)
 474                         target_alias=$host_alias
 475                         ;;
 476                 *)
 477                         target_alias=$undefs
 478                         arguments="--target=$target_alias $arguments"
 479                         ;;
 480                 esac
 481         esac
 482         ;;
 483 *) ;;
 484 esac
 485
 486 if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
 487         exec 1>&2
 488         echo Usage: configure [OPTIONS] [HOST]
 489         echo
 490         echo Options: [defaults in brackets]
 491         echo ' --prefix=MYDIR            install into MYDIR [/usr/local]'
 492         echo ' --exec-prefix=MYDIR       install host-dependent files into MYDIR [/usr/local]'
 493         echo ' --help                    print this message [normal config]'
 494         echo ' --build=BUILD             configure for building on BUILD [BUILD=HOST]'
 495         echo ' --host=HOST               configure for HOST [determined via config.guess]'
 496         echo ' --norecursion             configure this directory only [recurse]'
 497         echo ' --program-prefix=FOO      prepend FOO to installed program names [""]'
 498         echo ' --program-suffix=FOO      append FOO to installed program names [""]'
 499         echo ' --program-transform-name=P transform installed names by sed pattern P [""]'
 500         echo ' --site=SITE               configure with site-specific makefile for SITE'
 501         echo ' --srcdir=DIR              find the sources in DIR [. or ..]'
 502         echo ' --target=TARGET   configure for TARGET [TARGET=HOST]'
 503         echo ' --tmpdir=TMPDIR   create temporary files in TMPDIR [/tmp]'
 504         echo ' --nfp                     configure for software floating point [hard float]'
 505         echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)'
 506         echo ' --without-FOO             package FOO is NOT available'
 507         echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)'
 508         echo ' --disable-FOO             do not include feature FOO'
 509         echo
 510         echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
 511         echo
 512         if [ -r config.status ] ; then
 513                 cat config.status
 514         fi
 515
 516         exit 1
 517 fi
 518
 519 configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
 520 moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
 521 topsrcdir=`cd \`dirname ${progname}\`; pwd`
 522
 523
 524 # this is a hack.  sun4 must always be a valid host alias or this will fail.
 525 if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
 526         true
 527 else
 528         echo '***' cannot find config.sub.  1>&2
 529         exit 1
 530 fi
 531
 532 touch config.junk
 533 if ${config_shell} ${moveifchange} config.junk config.trash ; then
 534         true
 535 else
 536         echo '***' cannot find move-if-change.  1>&2
 537         exit 1
 538 fi
 539 rm -f config.junk config.trash
 540
 541 case "${srcdir}" in
 542 "")
 543         if [ -r configure.in ] ; then
 544                 srcdir=.
 545         else
 546                 if [ -r ${progname}.in ] ; then
 547                         srcdir=`echo ${progname} | sed 's:/configure$::'`
 548                 else
 549                         echo '***' "Can't find configure.in.  Try using --srcdir=some_dir"  1>&2
 550                         exit 1
 551                 fi
 552         fi
 553         ;;
 554 *)
 555         # Set srcdir to "." if that's what it is.
 556         # This is important for multilib support.
 557         if [ ! -d ${srcdir} ] ; then
 558                 echo "Invalid source directory ${srcdir}" >&2
 559                 exit 1
 560         fi
 561         pwd=`pwd`
 562         srcpwd=`cd ${srcdir} ; pwd`
 563         if [ "${pwd}" = "${srcpwd}" ] ; then
 564                 srcdir=.
 565         fi
 566 esac
 567
 568 ### warn about some conflicting configurations.
 569
 570 case "${srcdir}" in
 571 ".") ;;
 572 *)
 573         if [ -f ${srcdir}/config.status ] ; then
 574                 echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
 575                 exit 1
 576         fi
 577 esac
 578
 579 # start-sanitize-cygnus
 580 # Don't allow builds at Cygnus to be done with srcdir==builddir.  We
 581 # can assume srcdir==. in this case, because of code above.
 582 if test "$srcdir" = .; then
 583    echo '***' "Cannot configure in source tree." >&2
 584    echo '***' "Make a parallel directory and configure there." >&2
 585    exit 1
 586 fi
 587 # end-sanitize-cygnus
 588
 589 # default exec_prefix
 590 case "${exec_prefixoption}" in
 591 "") exec_prefix="\$(prefix)" ;;
 592 *) ;;
 593 esac
 594
 595 # Define the trigger file to make sure configure will re-run whenever
 596 # the gcc version number changes.
 597 if [ "${with_gcc_version_trigger+set}" = set ]; then
 598     gcc_version_trigger="$with_gcc_version_trigger"
 599     gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${with_gcc_version_trigger}`
 600 else
 601     # If gcc's sources are available, define the trigger file.
 602     if [ -f ${topsrcdir}/gcc/version.c ] ; then
 603         gcc_version_trigger=${topsrcdir}/gcc/version.c
 604         gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
 605         case "$arguments" in
 606           *--with-gcc-version-trigger=$gcc_version_trigger* )
 607             ;;
 608           * )
 609             # Make sure configure.in knows about this.
 610             arguments="--with-gcc-version-trigger=$gcc_version_trigger $arguments"
 611             ;;
 612         esac
 613         withoptions="--with-gcc-version-trigger=$gcc_version_trigger $withoptions"
 614     fi
 615 fi
 616
 617 ### break up ${srcdir}/configure.in.
 618 case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
 619 "")
 620         echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
 621         # Check for a directory that's been converted to use autoconf since
 622         # it was last configured.
 623         if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
 624           echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
 625           if [ -r ${srcdir}/configure ] ; then
 626             echo '***' Running the local configure script. 1>&2
 627             case "${cache_file}" in
 628             "") cache_file_option= ;;
 629             *)  cache_file_option="--cache-file=${cache_file}" ;;
 630             esac
 631             srcdiroption="--srcdir=${srcdir}"
 632             case "${build_alias}" in
 633             "") buildopt= ;;
 634             *)  buildopt="--build=${build_alias}" ;;
 635             esac
 636             eval exec ${config_shell} ${srcdir}/configure ${verbose} \
 637                 ${buildopt} --host=${host_alias} --target=${target_alias} \
 638                 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
 639                 ${srcdiroption} ${diroptions} \
 640                 ${program_prefixoption} ${program_suffixoption} \
 641                 ${program_transform_nameoption} ${site_option} \
 642                 ${withoptions} ${withoutoptions} \
 643                 ${enableoptions} ${disableoptions} ${floating_pointoption} \
 644                 ${cache_file_option} ${removing} ${other_options} ${redirect}
 645           else
 646             echo '***' There is no configure script present though. 1>&2
 647           fi
 648         fi
 649         exit 1
 650         ;;
 651 *) ;;
 652 esac
 653
 654 case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
 655 "")
 656         echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
 657         exit 1
 658         ;;
 659 *) ;;
 660 esac
 661
 662 case "${TMPDIR}" in
 663 "") TMPDIR=/tmp ; export TMPDIR ;;
 664 *) ;;
 665 esac
 666
 667 # keep this filename short for &%*%$*# 14 char file names
 668 tmpfile=${TMPDIR}/cONf$$
 669 # Note that under many versions of sh a trap handler for 0 will *override* any
 670 # exit status you explicitly specify!  At this point, the only non-error exit
 671 # is at the end of the script; these actions are duplicated there, minus
 672 # the "exit 1".  Don't use "exit 0" anywhere after this without resetting the
 673 # trap handler, or you'll lose.
 674 trap "rm -f Makefile.tem ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 0 1 2 15
 675
 676 # split ${srcdir}/configure.in into common, per-host, per-target,
 677 # and post-target parts.  Post-target is optional.
 678 sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
 679 sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
 680 if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
 681   sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
 682   sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
 683 else
 684   sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
 685   echo >${tmpfile}.pos
 686 fi
 687
 688 ### do common part of configure.in
 689
 690 . ${tmpfile}.com
 691
 692 # some sanity checks on configure.in
 693 case "${srctrigger}" in
 694 "")
 695         echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in.  1>&2
 696         exit 1
 697         ;;
 698 *) ;;
 699 esac
 700
 701 case "${build_alias}" in
 702 "")
 703         if result=`${config_shell} ${configsub} ${host_alias}` ; then
 704             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 705             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 706             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 707             build=${build_cpu}-${build_vendor}-${build_os}
 708             build_alias=${host_alias}
 709         fi
 710         ;;
 711 *)
 712         if result=`${config_shell} ${configsub} ${build_alias}` ; then
 713             buildopt="--build=${build_alias}"
 714             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 715             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 716             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 717             build=${build_cpu}-${build_vendor}-${build_os}
 718         else
 719             echo "Unrecognized build system name ${build_alias}." 1>&2
 720             exit 1
 721         fi
 722         ;;
 723 esac
 724
 725 if result=`${config_shell} ${configsub} ${host_alias}` ; then
 726     true
 727 else
 728     echo "Unrecognized host system name ${host_alias}." 1>&2
 729     exit 1
 730 fi
 731 host_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 732 host_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 733 host_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 734 host=${host_cpu}-${host_vendor}-${host_os}
 735
 736 . ${tmpfile}.hst
 737
 738 if result=`${config_shell} ${configsub} ${target_alias}` ; then
 739     true
 740 else
 741     echo "Unrecognized target system name ${target_alias}." 1>&2
 742     exit 1
 743 fi
 744 target_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 745 target_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 746 target_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 747 target=${target_cpu}-${target_vendor}-${target_os}
 748
 749 . ${tmpfile}.tgt
 750
 751 # Find the source files, if location was not specified.
 752 case "${srcdir}" in
 753 "")
 754         srcdirdefaulted=1
 755         srcdir=.
 756         if [ ! -r ${srctrigger} ] ; then
 757                 srcdir=..
 758         fi
 759         ;;
 760 *) ;;
 761 esac
 762
 763 if [ ! -r ${srcdir}/${srctrigger} ] ; then
 764         case "${srcdirdefaulted}" in
 765         "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
 766         *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
 767         esac
 768
 769         echo '***' \(At least ${srctrigger} is missing.\) 1>&2
 770         exit 1
 771 fi
 772
 773 # Some systems (e.g., one of the i386-aix systems the gas testers are
 774 # using) don't handle "\$" correctly, so don't use it here.
 775 tooldir='$(exec_prefix)'/${target_alias}
 776
 777 if [ "${host_alias}" != "${target_alias}" ] ; then
 778     if [ "${program_prefixoption}" = "" ] ; then
 779         if [ "${program_suffixoption}" = "" ] ; then
 780             if [ "${program_transform_nameoption}" = "" ] ; then
 781                 program_prefix=${target_alias}- ;
 782             fi
 783         fi
 784     fi
 785 fi
 786
 787 # Merge program_prefix and program_suffix onto program_transform_name.
 788 # (program_suffix used to use $, but it's hard to preserve $ through both
 789 # make and sh.)
 790 if [ "${program_suffix}" != "" ] ; then
 791     program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
 792 fi
 793
 794 if [ "${program_prefix}" != "" ] ; then
 795     program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
 796 fi
 797
 798 # If CC and CXX are not set in the environment, and the Makefile
 799 # exists, try to extract them from it.  This is to handle running
 800 # ./config.status by hand.
 801 if [ -z "${CC}" ] && [ -r Makefile ]; then
 802   sed -n -e ':loop
 803 /\\$/ N
 804 s/\\\n//g
 805 t loop
 806 /^CC[   ]*=/ s/CC[      ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 807   CC=`tail -1 Makefile.cc`
 808   rm -f Makefile.cc
 809 fi
 810
 811 if [ -z "${CFLAGS}" ] && [ -r Makefile ]; then
 812   sed -n -e ':loop
 813 /\\$/ N
 814 s/\\\n//g
 815 t loop
 816 /^CFLAGS[       ]*=/ s/CFLAGS[  ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 817   CFLAGS=`tail -1 Makefile.cc`
 818   rm -f Makefile.cc
 819 fi
 820
 821 if [ -z "${CXX}" ] && [ -r Makefile ]; then
 822   sed -n -e ':loop
 823 /\\$/ N
 824 s/\\\n//g
 825 t loop
 826 /^CXX[  ]*=/ s/CXX[     ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 827   CXX=`tail -1 Makefile.cc`
 828   rm -f Makefile.cc
 829 fi
 830
 831 if [ -z "${CXXFLAGS}" ] && [ -r Makefile ]; then
 832   sed -n -e ':loop
 833 /\\$/ N
 834 s/\\\n//g
 835 t loop
 836 /^CXXFLAGS[     ]*=/ s/CXXFLAGS[        ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 837   CXXFLAGS=`tail -1 Makefile.cc`
 838   rm -f Makefile.cc
 839 fi
 840
 841 # Generate a default definition for YACC.  This is used if the makefile can't
 842 # locate bison or byacc in objdir.
 843
 844 for prog in 'bison -y' byacc yacc
 845 do
 846   set dummy $prog; tmp=$2
 847   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 848   for dir in $PATH; do
 849     test -z "$dir" && dir=.
 850     if test -f $dir/$tmp; then
 851       DEFAULT_YACC="$prog"
 852       break
 853     fi
 854   done
 855   IFS="$save_ifs"
 856
 857   test -n "$DEFAULT_YACC" && break
 858 done
 859
 860 # Generate a default definition for M4.  This is used if the makefile can't
 861 # locate m4 in objdir.
 862
 863 for prog in gm4 gnum4 m4
 864 do
 865   set dummy $prog; tmp=$2
 866   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 867   for dir in $PATH; do
 868     test -z "$dir" && dir=.
 869     if test -f $dir/$tmp; then
 870       DEFAULT_M4="$prog"
 871       break
 872     fi
 873   done
 874   IFS="$save_ifs"
 875
 876   test -n "$DEFAULT_M4" && break
 877 done
 878
 879 # Generate a default definition for LEX.  This is used if the makefile can't
 880 # locate flex in objdir.
 881
 882 for prog in flex lex
 883 do
 884   set dummy $prog; tmp=$2
 885   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 886   for dir in $PATH; do
 887     test -z "$dir" && dir=.
 888     if test -f $dir/$tmp; then
 889       DEFAULT_LEX="$prog"
 890       break
 891     fi
 892   done
 893   IFS="$save_ifs"
 894
 895   test -n "$DEFAULT_LEX" && break
 896 done
 897
 898 if [ "${build}" != "${host}" ]; then
 899   # If we are doing a Canadian Cross, in which the host and build systems
 900   # are not the same, we set reasonable default values for the tools.
 901
 902   tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
 903   tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET"
 904   tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET HOST_PREFIX"
 905   tools="${tools} HOST_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
 906   tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
 907   tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
 908
 909   for var in ${tools}; do
 910     if [ -z "`eval 'echo $'"${var}"`" ] && [ -r Makefile ]; then
 911       sed -n -e ':loop
 912 /\\$/ N
 913 s/\\\n//g
 914 t loop
 915 /^'"${var}"'[   ]*=/ s/'"${var}"'[      ]*=[    ]*\(.*\)/\1/p' \
 916         < Makefile > Makefile.v
 917       t=`tail -1 Makefile.v`
 918       if [ -n "${t}" ]; then
 919         eval "${var}='${t}'"
 920       fi
 921       rm -f Makefile.v
 922     fi
 923   done
 924
 925   AR=${AR-${host_alias}-ar}
 926   AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
 927   AS=${AS-${host_alias}-as}
 928   AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
 929   BISON=${BISON-bison}
 930   CC=${CC-${host_alias}-gcc}
 931   CFLAGS=${CFLAGS-"-g -O2"}
 932   CXX=${CXX-${host_alias}-c++}
 933   CXXFLAGS=${CXXFLAGS-"-g -O2"}
 934   CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
 935   CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
 936   CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
 937   DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
 938   DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
 939   GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
 940   HOST_PREFIX=${build_alias}-
 941   HOST_PREFIX_1=${build_alias}-
 942   LD=${LD-${host_alias}-ld}
 943   LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
 944   MAKEINFO=${MAKEINFO-makeinfo}
 945   NM=${NM-${host_alias}-nm}
 946   NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
 947   RANLIB=${RANLIB-${host_alias}-ranlib}
 948   RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
 949   WINDRES=${WINDRES-${host_alias}-windres}
 950   WINDRES_FOR_TARGET=${WINDRES_FOR_TARGET-${target_alias}-windres}
 951
 952   if [ -z "${YACC}" ]; then
 953     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 954     for dir in $PATH; do
 955       test -z "$dir" && dir=.
 956       if test -f $dir/bison; then
 957         YACC="bison -y"
 958         break
 959       fi
 960       if test -f $dir/byacc; then
 961         YACC=byacc
 962         break
 963       fi
 964       if test -f $dir/yacc; then
 965         YACC=yacc
 966         break
 967       fi
 968     done
 969     IFS="$save_ifs"
 970     if [ -z "${YACC}" ]; then
 971       YACC="bison -y"
 972     fi
 973   fi
 974
 975   if [ -z "${LEX}" ]; then
 976     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 977     for dir in $PATH; do
 978       test -z "$dir" && dir=.
 979       if test -f $dir/flex; then
 980         LEX=flex
 981         break
 982       fi
 983       if test -f $dir/lex; then
 984         LEX=lex
 985         break
 986       fi
 987     done
 988     IFS="$save_ifs"
 989     LEX=${LEX-flex}
 990   fi
 991
 992   # Export variables which autoconf might try to set.
 993   export AS
 994   export AR
 995   export CC_FOR_BUILD
 996   export DLLTOOL
 997   export LD
 998   export NM
 999   export RANLIB
1000   export WINDRES
1001 else
1002   # If CC is still not set, try to get gcc.
1003   if [ -z "${CC}" ]; then
1004     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
1005     for dir in $PATH; do
1006       test -z "$dir" && dir=.
1007       if test -f $dir/gcc; then
1008         CC="gcc"
1009         echo 'void f(){}' > conftest.c
1010         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1011           CFLAGS=${CFLAGS-"-g -O2"}
1012           CXXFLAGS=${CXXFLAGS-"-g -O2"}
1013         else
1014           CFLAGS=${CFLAGS-"-O2"}
1015           CXXFLAGS=${CXXFLAGS-"-O2"}
1016         fi
1017         rm -f conftest*
1018         break
1019       fi
1020     done
1021     IFS="$save_ifs"
1022     CC=${CC-cc}
1023   else
1024     if test -z "${CFLAGS}"; then
1025       # Here CC is set but CFLAGS is not.  Use a quick hack to use -O2 if CC
1026       # is set to a version of gcc.
1027       case "${CC}" in
1028       *gcc)
1029         echo 'void f(){}' > conftest.c
1030         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1031           CFLAGS=${CFLAGS-"-g -O2"}
1032           CXXFLAGS=${CXXFLAGS-"-g -O2"}
1033         else
1034           CFLAGS=${CFLAGS-"-O2"}
1035           CXXFLAGS=${CXXFLAGS-"-O2"}
1036         fi
1037         rm -f conftest*
1038         ;;
1039       esac
1040     fi
1041   fi
1042
1043   CXX=${CXX-"c++"}
1044   CFLAGS=${CFLAGS-"-g"}
1045   CXXFLAGS=${CXXFLAGS-"-g -O2"}
1046 fi
1047
1048 export CC
1049 export CXX
1050 export CFLAGS
1051 export CXXFLAGS
1052
1053 # start-sanitize-gdbtk
1054 # FIXME: This should be in configure.in, not configure
1055 case "$host" in
1056         *go32*)
1057             enable_gdbtk=no ;;
1058         *msdosdjgpp*)
1059             enable_gdbtk=no ;;
1060 esac
1061
1062 # FIXME: This should be in configure.in, not configure
1063 # Determine whether gdb needs tk/tcl or not.
1064 if [ "$enable_gdbtk" != "no" ]; then
1065         GDB_TK="all-tcl all-tk all-itcl all-tix all-libgui"
1066         # start-sanitize-ide
1067         if [ "$enable_ide" = "yes" ]; then
1068                 GDB_TK="all-tcl all-tk all-itcl all-tix all-libgui all-libide all-libidetcl"
1069         fi
1070         # end-sanitize-ide
1071 else
1072         GDB_TK=""
1073 fi
1074 # end-sanitize-gdbtk
1075
1076 for subdir in . ${subdirs} ; do
1077
1078     # ${subdir} is relative path from . to the directory we're currently
1079     # configuring.
1080     # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
1081     invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
1082
1083     ### figure out what to do with srcdir
1084     case "${srcdir}" in
1085         ".")  # no -srcdir option.  We're building in place.
1086                 makesrcdir=. ;;
1087         /*) # absolute path
1088                 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
1089                 ;;
1090         *) # otherwise relative
1091                 case "${subdir}" in
1092                 .) makesrcdir=${srcdir} ;;
1093                 *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
1094                 esac
1095                 ;;
1096     esac
1097
1098     if [ "${subdir}/" != "./" ] ; then
1099         Makefile=${subdir}/Makefile
1100     fi
1101
1102     if [ ! -d ${subdir} ] ; then
1103         if mkdir ${subdir} ; then
1104                 true
1105         else
1106                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
1107                 exit 1
1108         fi
1109     fi
1110
1111     case "${removing}" in
1112     "")
1113         case "${subdir}" in
1114         .) ;;
1115         *) eval echo Building in ${subdir} ${redirect} ;;
1116         esac
1117
1118         # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1119         # Set up the list of links to be made.
1120         # ${links} is the list of link names, and ${files} is the list of names to link to.
1121
1122         # Make the links.
1123         configlinks="${links}"
1124         if [ -r ${subdir}/config.status ] ; then
1125                 mv -f ${subdir}/config.status ${subdir}/config.back
1126         fi
1127         while [ -n "${files}" ] ; do
1128                 # set file to car of files, files to cdr of files
1129                 set ${files}; file=$1; shift; files=$*
1130                 set ${links}; link=$1; shift; links=$*
1131
1132                 if [ ! -r ${srcdir}/${file} ] ; then
1133                   if [ ! -r ${file} ] ; then
1134
1135                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1136                         echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1137                         exit 1
1138                   else
1139                         srcfile=${file}
1140                   fi
1141                 else
1142                         srcfile=${srcdir}/${file}
1143                 fi
1144
1145                 ${remove} -f ${link}
1146                 # Make a symlink if possible, otherwise try a hard link
1147                 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1148                         true
1149                 else
1150                         # We need to re-remove the file because Lynx leaves a
1151                         # very strange directory there when it fails an NFS symlink.
1152                         ${remove} -r -f ${link}
1153                         ${hard_link} ${srcfile} ${link}
1154                 fi
1155                 if [ ! -r ${link} ] ; then
1156                         echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1157                         exit 1
1158                 fi
1159
1160                 echo "Linked \"${link}\" to \"${srcfile}\"."
1161         done
1162
1163         # Create a .gdbinit file which runs the one in srcdir
1164         # and tells GDB to look there for source files.
1165
1166         if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
1167                 case ${srcdir} in
1168                 .) ;;
1169                 *) cat > ${subdir}/.gdbinit <<EOF
1170 # ${NO_EDIT}
1171 dir ${makesrcdir}
1172 dir .
1173 source ${makesrcdir}/.gdbinit
1174 EOF
1175                         ;;
1176                 esac
1177         fi
1178
1179         # Install a makefile, and make it set VPATH
1180         # if necessary so that the sources are found.
1181         # Also change its value of srcdir.
1182         # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
1183         # been somewhat optimized and is perhaps a bit twisty.
1184
1185         # code is order so as to try to sed the smallest input files we know.
1186         # so do these separately because I don't trust the order of sed -e expressions.
1187
1188         # the five makefile fragments MUST end up in the resulting Makefile in this order:
1189         # package macros, target, host, site, and package rules.
1190
1191         if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
1192
1193             # Conditionalize the makefile for this package from "Makefile.in" (or whatever it's called) into Makefile.tem.
1194             rm -f ${subdir}/${Makefile}.tem
1195             case "${package_makefile_rules_frag}" in
1196               "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
1197               *)
1198                       if [ ! -f ${package_makefile_rules_frag} ] ; then
1199                               package_makefile_rules_frag=${srcdir}/${package_makefile_rules_frag}
1200                       fi
1201                       if [ -f ${package_makefile_rules_frag} ] ; then
1202                               sed -e "/^####/  r ${package_makefile_rules_frag}" ${srcdir}/${subdir}/${Makefile_in} > ${Makefile}.tem
1203                       else
1204                               echo '***' Expected package makefile rules fragment \"${package_makefile_rules_frag}\" 1>&2
1205                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1206                               cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
1207                       fi
1208             esac
1209             # working copy now in ${Makefile}.tem
1210
1211             # Conditionalize for this site.
1212             rm -f ${Makefile}
1213               case "${site}" in
1214               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1215               *)
1216                       site_makefile_frag=${srcdir}/config/ms-${site}
1217
1218                       if [ -f ${site_makefile_frag} ] ; then
1219                               sed -e "/^####/  r ${site_makefile_frag}" ${subdir}/Makefile.tem \
1220                                       > ${Makefile}
1221                       else
1222                               mv ${subdir}/Makefile.tem ${Makefile}
1223                               site_makefile_frag=
1224                       fi
1225                       ;;
1226             esac
1227             # working copy now in ${Makefile}
1228
1229             # Conditionalize the makefile for this host.
1230             rm -f ${subdir}/Makefile.tem
1231             case "${host_makefile_frag}" in
1232               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1233               *)
1234                       if [ ! -f ${host_makefile_frag} ] ; then
1235                               host_makefile_frag=${srcdir}/${host_makefile_frag}
1236                       fi
1237                       if [ -f ${host_makefile_frag} ] ; then
1238                               sed -e "/^####/  r ${host_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1239                       else
1240                               echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
1241                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1242                               mv ${Makefile} ${subdir}/Makefile.tem
1243                       fi
1244             esac
1245             # working copy now in ${subdir)/Makefile.tem
1246
1247             # Conditionalize the makefile for this target.
1248             rm -f ${Makefile}
1249             case "${target_makefile_frag}" in
1250               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1251               *)
1252                       if [ ! -f ${target_makefile_frag} ] ; then
1253                               target_makefile_frag=${srcdir}/${target_makefile_frag}
1254                       fi
1255                       if [ -f ${target_makefile_frag} ] ; then
1256                               sed -e "/^####/  r ${target_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
1257                       else
1258                               mv ${subdir}/Makefile.tem ${Makefile}
1259                               target_makefile_frag=
1260                       fi
1261                       ;;
1262             esac
1263             # working copy now in ${Makefile}
1264
1265             # Emit the default values of this package's macros.
1266             rm -f ${subdir}/Makefile.tem
1267             case "${package_makefile_frag}" in
1268               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1269               *)
1270                       if [ ! -f ${package_makefile_frag} ] ; then
1271                               package_makefile_frag=${srcdir}/${package_makefile_frag}
1272                       fi
1273                       if [ -f ${package_makefile_frag} ] ; then
1274                               sed -e "/^####/  r ${package_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1275                       else
1276                               echo '***' Expected package makefile fragment \"${package_makefile_rules_frag}\" 1>&2
1277                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1278                               mv ${Makefile} ${subdir}/Makefile.tem
1279                       fi
1280             esac
1281             # real copy now in ${subdir}/Makefile.tem
1282
1283             # prepend warning about editting, and a bunch of variables.
1284             rm -f ${Makefile}
1285             cat > ${Makefile} <<EOF
1286 # ${NO_EDIT}
1287 VPATH = ${makesrcdir}
1288 links = ${configlinks}
1289 host_alias = ${host_alias}
1290 host_cpu = ${host_cpu}
1291 host_vendor = ${host_vendor}
1292 host_os = ${host_os}
1293 host_canonical = ${host_cpu}-${host_vendor}-${host_os}
1294 target_alias = ${target_alias}
1295 target_cpu = ${target_cpu}
1296 target_vendor = ${target_vendor}
1297 target_os = ${target_os}
1298 target_canonical = ${target_cpu}-${target_vendor}-${target_os}
1299 EOF
1300             case "${build}" in
1301               "") ;;
1302               *)  cat >> ${Makefile} << EOF
1303 build_alias = ${build_alias}
1304 build_cpu = ${build_cpu}
1305 build_vendor = ${build_vendor}
1306 build_os = ${build_os}
1307 build_canonical = ${build_cpu}-${build_vendor}-${build_os}
1308 EOF
1309             esac
1310
1311             case "${package_makefile_frag}" in
1312               "") ;;
1313               /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1314               *)  echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
1315             esac
1316
1317             case "${target_makefile_frag}" in
1318               "") ;;
1319               /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1320               *)  echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
1321             esac
1322
1323             case "${host_makefile_frag}" in
1324               "") ;;
1325               /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1326               *)  echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
1327             esac
1328
1329             if [ "${site_makefile_frag}" != "" ] ; then
1330                 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
1331             fi
1332
1333             # provide a proper gxx_include_dir to all subdirs.
1334             # Note, if you change the default, make sure to fix both here
1335             # and in the gcc subdirectory.
1336             # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1337             gxx_include_dir=
1338             if test -n "${with_gxx_include_dir}"; then
1339                 case "${with_gxx_include_dir}" in
1340                   yes )
1341                     echo "configure: error: bad value ${withval} given for g++ include directory" 1>&2
1342                     exit 1
1343                     ;;
1344                   no )
1345                     ;;
1346                   * )
1347                     gxx_include_dir=${with_gxx_include_dir}
1348                     ;;
1349                 esac
1350             fi
1351             if test x${gxx_include_dir} = x; then
1352                 if test x${enable_version_specific_runtime_libs} = xyes; then
1353                     echo gxx_include_dir = '${libsubdir}/include/g++' >> ${Makefile}
1354                 else
1355                     . ${topsrcdir}/config.if
1356                     echo gxx_include_dir = '${prefix}/include/g++'-${libstdcxx_interface} >> ${Makefile}
1357                 fi
1358             else
1359                 echo gxx_include_dir = ${gxx_include_dir} >> ${Makefile}
1360             fi
1361
1362             # record if we want to build shared libs.
1363             if test -z "${enable_shared}"; then
1364                 echo enable_shared = no >> ${Makefile}
1365             else
1366                 echo enable_shared = ${enable_shared} >> ${Makefile}
1367             fi
1368             # record if we want to rumtime library stuff installed in libsubdir.
1369             if test -z "${enable_version_specific_runtime_libs}"; then
1370                 echo enable_version_specific_runtime_libs = no >> ${Makefile}
1371             else
1372                 echo enable_version_specific_runtime_libs = ${enable_version_specific_runtime_libs} >> ${Makefile}
1373             fi
1374
1375             # Emit a macro which describes the file containing gcc's
1376             # version number.
1377             echo gcc_version_trigger = ${gcc_version_trigger} >> ${Makefile}
1378             # And emit a macro defining gcc's version number.
1379             echo gcc_version = ${gcc_version} >> ${Makefile}
1380
1381             # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1382             # remove any form feeds.
1383             if [ -z "${subdirs}" ]; then
1384                 rm -f ${subdir}/Makefile.tm2
1385                 sed -e "s:^SUBDIRS[     ]*=.*$:SUBDIRS = ${configdirs}:" \
1386                     -e "s:^NONSUBDIRS[  ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
1387                     ${subdir}/Makefile.tem > ${subdir}/Makefile.tm2
1388                 rm -f ${subdir}/Makefile.tem
1389                 mv ${subdir}/Makefile.tm2 ${subdir}/Makefile.tem
1390             fi
1391             sed     -e "s|^prefix[      ]*=.*$|prefix = ${prefix}|" \
1392                     -e "s|^exec_prefix[         ]*=.*$|exec_prefix = ${exec_prefix}|" \
1393                     -e "s|^bindir[      ]*=.*$|bindir = ${bindir}|" \
1394                     -e "s|^sbindir[     ]*=.*$|sbindir = ${sbindir}|" \
1395                     -e "s|^libexecdir[  ]*=.*$|libexecdir = ${libexecdir}|" \
1396                     -e "s|^datadir[     ]*=.*$|datadir = ${datadir}|" \
1397                     -e "s|^sysconfdir[  ]*=.*$|sysconfdir = ${sysconfdir}|" \
1398                     -e "s|^sharedstatedir[      ]*=.*$|sharedstatedir = ${sharedstatedir}|" \
1399                     -e "s|^localstatedir[       ]*=.*$|localstatedir = ${localstatedir}|" \
1400                     -e "s|^libdir[      ]*=.*$|libdir = ${libdir}|" \
1401                     -e "s|^includedir[  ]*=.*$|includedir = ${includedir}|" \
1402                     -e "s|^oldincludedir[       ]*=.*$|oldincludedir = ${oldincludedir}|" \
1403                     -e "s|^infodir[     ]*=.*$|infodir = ${infodir}|" \
1404                     -e "s|^mandir[      ]*=.*$|mandir = ${mandir}|" \
1405                     -e "/^CC[   ]*=/{
1406                         :loop1
1407                         /\\\\$/ N
1408                         s/\\\\\\n//g
1409                         t loop1
1410                         s%^CC[  ]*=.*$%CC = ${CC}%
1411                         }" \
1412                     -e "/^CXX[  ]*=/{
1413                         :loop2
1414                         /\\\\$/ N
1415                         s/\\\\\\n//g
1416                         t loop2
1417                         s%^CXX[         ]*=.*$%CXX = ${CXX}%
1418                         }" \
1419                     -e "/^CFLAGS[       ]*=/{
1420                         :loop3
1421                         /\\\\$/ N
1422                         s/\\\\\\n//g
1423                         t loop3
1424                         s%^CFLAGS[      ]*=.*$%CFLAGS = ${CFLAGS}%
1425                         }" \
1426                     -e "/^CXXFLAGS[     ]*=/{
1427                         :loop4
1428                         /\\\\$/ N
1429                         s/\\\\\\n//g
1430                         t loop4
1431                         s%^CXXFLAGS[    ]*=.*$%CXXFLAGS = ${CXXFLAGS}%
1432                         }" \
1433                     -e "s|^SHELL[        ]*=.*$|SHELL = ${config_shell}|" \
1434                     -e "s|^srcdir[      ]*=.*$|srcdir = ${makesrcdir}|" \
1435                     -e "s/\f//" \
1436                     -e "s:^program_prefix[      ]*=.*$:program_prefix = ${program_prefix}:" \
1437                     -e "s:^program_suffix[      ]*=.*$:program_suffix = ${program_suffix}:" \
1438                     -e "s:^program_transform_name[      ]*=.*$:program_transform_name = ${program_transform_name}:" \
1439                     -e "s|^tooldir[     ]*=.*$|tooldir = ${tooldir}|" \
1440                     -e "s:^DEFAULT_YACC[         ]*=.*$:DEFAULT_YACC = ${DEFAULT_YACC}:" \
1441                     -e "s:^DEFAULT_LEX[  ]*=.*$:DEFAULT_LEX = ${DEFAULT_LEX}:" \
1442                     -e "s:^DEFAULT_M4[  ]*=.*$:DEFAULT_M4 = ${DEFAULT_M4}:" \
1443                     ${subdir}/Makefile.tem >> ${Makefile}
1444
1445             # start-sanitize-gdbtk
1446             sed -e "s:^GDB_TK[   ]*=.*$:GDB_TK = ${GDB_TK}:" ${Makefile} >${Makefile}.tem
1447             mv -f ${Makefile}.tem ${Makefile}
1448             # end-sanitize-gdbtk
1449
1450             # If this is a Canadian Cross, preset the values of many more
1451             # tools.
1452             if [ "${build}" != "${host}" ]; then
1453                 for var in ${tools}; do
1454                     val=`eval 'echo $'"${var}"`
1455                     sed -e "/^${var}[   ]*=/{
1456                            :loop1
1457                            /\\\\$/ N
1458                            /\\\\$/ b loop1
1459                            s/\\\\\\n//g
1460                            s%^${var}[   ]*=.*$%${var} = ${val}%
1461                            }" ${Makefile} > ${Makefile}.tem
1462                     mv -f ${Makefile}.tem ${Makefile}
1463                 done
1464             fi
1465
1466             # final copy now in ${Makefile}
1467
1468         else
1469            echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
1470         fi
1471
1472         rm -f ${subdir}/Makefile.tem
1473
1474         case "${host_makefile_frag}" in
1475         "") using= ;;
1476         *) using="and \"${host_makefile_frag}\"" ;;
1477         esac
1478
1479         case "${target_makefile_frag}" in
1480         "") ;;
1481         *) using="${using} and \"${target_makefile_frag}\"" ;;
1482         esac
1483
1484         case "${site_makefile_frag}" in
1485         "") ;;
1486         *) using="${using} and \"${site_makefile_frag}\"" ;;
1487         esac
1488
1489         newusing=`echo "${using}" | sed 's/and/using/'`
1490         using=${newusing}
1491         echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
1492
1493         . ${tmpfile}.pos
1494
1495         # describe the chosen configuration in config.status.
1496         # Make that file a shellscript which will reestablish
1497         # the same configuration.  Used in Makefiles to rebuild
1498         # Makefiles.
1499
1500         case "${norecursion}" in
1501         "") arguments="${arguments} --norecursion" ;;
1502         *) ;;
1503         esac
1504
1505         if [ ${subdir} = . ] ; then
1506             echo "#!/bin/sh
1507 # ${NO_EDIT}
1508 # This directory was configured as follows:
1509 ${progname}" ${arguments}  "
1510 # ${using}" > ${subdir}/config.new
1511         else
1512             echo "#!/bin/sh
1513 # ${NO_EDIT}
1514 # This directory was configured as follows:
1515 cd ${invsubdir}
1516 ${progname}" ${arguments}  "
1517 # ${using}" > ${subdir}/config.new
1518         fi
1519         chmod a+x ${subdir}/config.new
1520         if [ -r ${subdir}/config.back ] ; then
1521                 mv -f ${subdir}/config.back ${subdir}/config.status
1522         fi
1523         ${config_shell} ${moveifchange} ${subdir}/config.new ${subdir}/config.status
1524         ;;
1525
1526     *)  rm -f ${Makefile} ${subdir}/config.status ${links} ;;
1527     esac
1528 done
1529
1530 # If there are subdirectories, then recur.
1531 if [ -z "${norecursion}" ] && [ -n "${configdirs}" ] ; then
1532         for configdir in ${configdirs} ${extraconfigdirs} ; do
1533
1534                 # If configdir contains ',' it is
1535                 # srcdir,builddir,target_alias
1536                 # These come from extraconfigdirs.
1537                 case ${configdir} in
1538                 *,*)
1539                     eval `echo ${configdir} | sed -e 's/\([^,]*\),\([^,]*\),\(.*\)/cfg_dir=\1 bld_dir=\2 tgt_alias=\3/'`
1540                     ;;
1541                 *)
1542                     cfg_dir=${configdir}
1543                     bld_dir=${configdir}
1544                     tgt_alias=${target_alias}
1545                     ;;
1546                 esac
1547
1548                 if [ -d ${srcdir}/${cfg_dir} ] ; then
1549                         eval echo Configuring ${configdir}... ${redirect}
1550                         case "${srcdir}" in
1551                         ".") ;;
1552                         *)
1553                                 if [ ! -d ./${bld_dir} ] ; then
1554                                         if mkdir ./${bld_dir} ; then
1555                                                 true
1556                                         else
1557                                                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${bld_dir}" 1>&2
1558                                                 exit 1
1559                                         fi
1560                                 fi
1561                                 ;;
1562                         esac
1563
1564                         POPDIR=${PWD=`pwd`}
1565                         cd ${bld_dir}
1566
1567 ### figure out what to do with srcdir
1568                         case "${srcdir}" in
1569                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
1570                         /*) # absolute path
1571                                 newsrcdir=${srcdir}/${cfg_dir}
1572                                 srcdiroption="--srcdir=${newsrcdir}"
1573                                 ;;
1574                         ?:*) # absolute path on win32
1575                                 newsrcdir=${srcdir}/${cfg_dir}
1576                                 srcdiroption="--srcdir=${newsrcdir}"
1577                                 ;;
1578                         *) # otherwise relative
1579                                 newsrcdir=../${srcdir}/${cfg_dir}
1580                                 srcdiroption="--srcdir=${newsrcdir}"
1581                                 ;;
1582                         esac
1583
1584                         # Handle --cache-file=../XXX
1585                         case "${cache_file}" in
1586                         "") # empty
1587                                 ;;
1588                         /*) # absolute path
1589                                 cache_file_option="--cache-file=${cache_file}"
1590                                 ;;
1591                         ?:*) # absolute path on win32
1592                                 cache_file_option="--cache-file=${cache_file}"
1593                                 ;;
1594                         *) # relative path
1595                                 cache_file_option="--cache-file=../${cache_file}"
1596                                 ;;
1597                         esac
1598
1599 ### check for guested configure, otherwise fix possibly relative progname
1600                         if [ -f ${newsrcdir}/configure ] ; then
1601                                 recprog=${newsrcdir}/configure
1602                         elif [ -f ${newsrcdir}/configure.in ] ; then
1603                                 case "${progname}" in
1604                                 /*)     recprog=${progname} ;;
1605                                 ?:*)    recprog=${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 `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 -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
1633 trap 0
1634
1635 exit 0
1636
1637 #
1638 # Local Variables:
1639 # fill-column: 131
1640 # End:
1641 #
1642
1643 # end of configure