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 exec_prefix=
  55 exec_prefixoption=
  56 fatal=
  57 floating_point=default
  58 gas=default
  59 host_alias=NOHOST
  60 host_makefile_frag=
  61 moveifchange=
  62 norecursion=
  63 other_options=
  64 package_makefile_frag=
  65 prefix=/usr/local
  66 progname=
  67 program_prefix=
  68 program_prefixoption=
  69 program_suffix=
  70 program_suffixoption=
  71 program_transform_name=
  72 program_transform_nameoption=
  73 redirect=">/dev/null"
  74 removing=
  75 site=
  76 site_makefile_frag=
  77 site_option=
  78 srcdir=
  79 srctrigger=
  80 subdirs=
  81 target_alias=NOTARGET
  82 target_makefile_frag=
  83 undefs=NOUNDEFS
  84 version="$Revision$"
  85 x11=default
  86
  87 ### we might need to use some other shell than /bin/sh for running subshells
  88 #
  89 config_shell=${CONFIG_SHELL-/bin/sh}
  90
  91 NO_EDIT="This file was generated automatically by configure.  Do not edit."
  92
  93 ## this is a little touchy and won't always work, but...
  94 ##
  95 ## if the argv[0] starts with a slash then it is an absolute name that can (and
  96 ## must) be used as is.
  97 ##
  98 ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
  99 ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
 100 ##
 101
 102 progname=$0
 103 # if PWD already has a value, it is probably wrong.
 104 if [ -n "$PWD" ]; then PWD=`pwd`; fi
 105
 106 case "${progname}" in
 107 /*) ;;
 108 */*) ;;
 109 *)
 110         PATH=$PATH:${PWD=`pwd`} ; export PATH
 111         ;;
 112 esac
 113
 114 # Loop over all args
 115
 116 while :
 117 do
 118
 119 # Break out if there are no more args
 120         case $# in
 121         0)
 122                 break
 123                 ;;
 124         esac
 125
 126 # Get the first arg, and shuffle
 127         option=$1
 128         shift
 129
 130 # Make all options have two hyphens
 131         orig_option=$option     # Save original for error messages
 132         case $option in
 133         --*) ;;
 134         -*) option=-$option ;;
 135         esac
 136
 137 # Split out the argument for options that take them
 138         case $option in
 139         --*=*)
 140                 optarg=`echo $option | sed -e 's/^[^=]*=//'`
 141                 arguments="$arguments $option"
 142                 ;;
 143 # These options have mandatory values.  Since we didn't find an = sign,
 144 # the value must be in the next argument
 145         --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*)
 146                 optarg=$1
 147                 shift
 148                 arguments="$arguments $option=$optarg"
 149                 ;;
 150         --v)
 151                 arguments="$arguments -v"
 152                 ;;
 153         --*)
 154                 arguments="$arguments $option"
 155                 ;;
 156         esac
 157
 158 # Now, process the options
 159         case $option in
 160
 161         --build* | --bu*)
 162                 case "$build_alias" in
 163                 "") build_alias=$optarg ;;
 164                 *) echo '***' Can only configure for one build machine at a time.  1>&2
 165                    fatal=yes
 166                    ;;
 167                 esac
 168                 ;;
 169         --cache*)
 170                 cache_file=$optarg
 171                 ;;
 172         --disable-*)
 173                 enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
 174                 eval $enableopt=no
 175                 disableoptions="$disableoptions $option"
 176                 ;;
 177         --enable-*)
 178                 case "$option" in
 179                 *=*)    ;;
 180                 *)      optarg=yes ;;
 181                 esac
 182
 183                 enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 184                 eval "$enableopt='$optarg'"
 185                 enableoptions="$enableoptions '$option'"
 186                 ;;
 187         --exec-prefix* | --ex*)
 188                 exec_prefix=$optarg
 189                 exec_prefixoption="--exec-prefix=$optarg"
 190                 ;;
 191         --gas | --g*)
 192                 gas=yes
 193                 ;;
 194         --help | --he*)
 195                 fatal=yes
 196                 ;;
 197         --host* | --ho*)
 198                 case $host_alias in
 199                 NOHOST) host_alias=$optarg ;;
 200                 *) echo '***' Can only configure for one host at a time.  1>&2
 201                    fatal=yes
 202                    ;;
 203                 esac
 204                 ;;
 205         --nfp | --nf*)
 206                 floating_point=no
 207                 floating_pointoption="--nfp"
 208                 ;;
 209         --norecursion | --no*)
 210                 norecursion=yes
 211                 ;;
 212         --prefix* | --pre*)
 213                 prefix=$optarg
 214                 prefixoption="--prefix=$optarg"
 215                 ;;
 216         --program-prefix* | --program-p*)
 217                 program_prefix=$optarg
 218                 program_prefixoption="--program-prefix=$optarg"
 219                 ;;
 220         --program-suffix* | --program-s*)
 221                 program_suffix=$optarg
 222                 program_suffixoption="--program-suffix=$optarg"
 223                 ;;
 224         --program-transform-name* | --program-t*)
 225                 # Double any backslashes or dollar signs in the argument
 226                 program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
 227                 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'"
 228                 ;;
 229         --rm)
 230                 removing=--rm
 231                 ;;
 232         --silent | --sil* | --quiet | --q*)
 233                 redirect=">/dev/null"
 234                 verbose=--silent
 235                 ;;
 236         --site* | --sit*)
 237                 site=$optarg
 238                 site_option="--site=$optarg"
 239                 ;;
 240         --srcdir*/ | --sr*/)
 241                 # Remove trailing slashes.  Otherwise, when the file name gets
 242                 # bolted into an object file as debug info, it has two slashes
 243                 # in it.  Ordinarily this is ok, but emacs takes double slash
 244                 # to mean "forget the first part".
 245                 srcdir=`echo $optarg | sed -e 's:/$::'`
 246                 ;;
 247         --srcdir* | --sr*)
 248                 srcdir=$optarg
 249                 ;;
 250         --target* | --ta*)
 251                 case $target_alias in
 252                 NOTARGET) target_alias=$optarg ;;
 253                 *) echo '***' Can only configure for one target at a time.  1>&2
 254                    fatal=yes
 255                    ;;
 256                 esac
 257                 ;;
 258         --tmpdir* | --tm*)
 259                 TMPDIR=$optarg
 260                 tmpdiroption="--tmpdir=$optarg"
 261                 ;;
 262         --verbose | --v | --verb*)
 263                 redirect=
 264                 verbose=--verbose
 265                 ;;
 266         --version | --V | --vers*)
 267                 echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
 268                 exit 0
 269                 ;;
 270         --with-*)
 271                 case "$option" in
 272                 *=*)    ;;
 273                 *)      optarg=yes ;;
 274                 esac
 275
 276                 withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 277                 eval $withopt="$optarg"
 278                 withoptions="$withoptions $option"
 279                 ;;
 280         --without-*)
 281                 withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
 282                 eval $withopt=no
 283                 withoutoptions="$withoutoptions $option"
 284                 ;;
 285         --x)    with_x=yes
 286                 withoptions="$withoptions --with-x"
 287                 ;;
 288         --x-i* | --x-l*) other_options="$other_options $orig_option"
 289                 ;;
 290         --bi* | --sb* | --li* | --da* | --sy* | --sh* | --lo* | --in* | --ol* | --ma*)
 291                 # These options were added to autoconf for emacs.
 292                 ;;
 293         --*)
 294                 echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
 295                 exit 1
 296                 ;;
 297         *)
 298                 case $undefs in
 299                 NOUNDEFS) undefs=$option ;;
 300                 *) echo '***' Can only configure for one host and one target at a time.  1>&2
 301                    fatal=yes
 302                    ;;
 303                 esac
 304                 ;;
 305         esac
 306 done
 307
 308 # process host and target
 309
 310 # Do some error checking and defaulting for the host and target type.
 311 # The inputs are:
 312 #    configure --host=HOST --target=TARGET UNDEFS
 313 #
 314 # The rules are:
 315 # 1. You aren't allowed to specify --host, --target, and undefs at the
 316 #    same time.
 317 # 2. Host defaults to undefs.
 318 # 3. If undefs is not specified, then host defaults to the current host,
 319 #    as determined by config.guess.
 320 # 4. Target defaults to undefs.
 321 # 5. If undefs is not specified, then target defaults to host.
 322
 323 case "${fatal}" in
 324 "")
 325         # Make sure that host, target & undefs aren't all specified at the
 326         # same time.
 327         case $host_alias---$target_alias---$undefs in
 328         NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
 329                 ;;
 330         *) echo '***' Can only configure for one host and one target at a time.  1>&2
 331            fatal=yes
 332            break 2
 333                 ;;
 334         esac
 335
 336         # Now, do defaulting for host.
 337         case $host_alias in
 338         NOHOST)
 339                 case $undefs in
 340                 NOUNDEFS)
 341                         # Neither --host option nor undefs were present.
 342                         # Call config.guess.
 343                         guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
 344                         if host_alias=`${config_shell} ${guesssys}`
 345                         then
 346                                 # If the string we are going to use for
 347                                 # the target is a prefix of the string
 348                                 # we just guessed for the host, then
 349                                 # assume we are running native, and force
 350                                 # the same string for both target and host.
 351                                 case $target_alias in
 352                                 NOTARGET) ;;
 353                                 *)
 354                                         if expr $host_alias : $target_alias >/dev/null
 355                                         then
 356                                                 host_alias=$target_alias
 357                                         fi
 358                                         ;;
 359                                 esac
 360                                 echo "Configuring for a ${host_alias} host." 1>&2
 361                                 arguments="--host=$host_alias $arguments"
 362                         else
 363                                 echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
 364                                 fatal=yes
 365                         fi
 366                         ;;
 367                 *)
 368                         host_alias=$undefs
 369                         arguments="--host=$host_alias $arguments"
 370                         undefs=NOUNDEFS
 371                         ;;
 372                 esac
 373         esac
 374
 375         # Do defaulting for target.  If --target option isn't present, default
 376         # to undefs.  If undefs isn't present, default to host.
 377         case $target_alias in
 378         NOTARGET)
 379                 case $undefs in
 380                 NOUNDEFS)
 381                         target_alias=$host_alias
 382                         ;;
 383                 *)
 384                         target_alias=$undefs
 385                         arguments="--target=$target_alias $arguments"
 386                         ;;
 387                 esac
 388         esac
 389         ;;
 390 *) ;;
 391 esac
 392
 393 if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
 394         exec 1>&2
 395         echo Usage: configure [OPTIONS] [HOST]
 396         echo
 397         echo Options: [defaults in brackets]
 398         echo ' --prefix=MYDIR            install into MYDIR [/usr/local]'
 399         echo ' --exec-prefix=MYDIR       install host-dependent files into MYDIR [/usr/local]'
 400         echo ' --help                    print this message [normal config]'
 401         echo ' --build=BUILD             configure for building on BUILD [BUILD=HOST]'
 402         echo ' --host=HOST               configure for HOST [determined via config.guess]'
 403         echo ' --norecursion             configure this directory only [recurse]'
 404         echo ' --program-prefix=FOO      prepend FOO to installed program names [""]'
 405         echo ' --program-suffix=FOO      append FOO to installed program names [""]'
 406         echo ' --program-transform-name=P transform installed names by sed pattern P [""]'
 407         echo ' --site=SITE               configure with site-specific makefile for SITE'
 408         echo ' --srcdir=DIR              find the sources in DIR [. or ..]'
 409         echo ' --target=TARGET   configure for TARGET [TARGET=HOST]'
 410         echo ' --tmpdir=TMPDIR   create temporary files in TMPDIR [/tmp]'
 411         echo ' --nfp                     configure for software floating point [hard float]'
 412         echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)'
 413         echo ' --without-FOO             package FOO is NOT available'
 414         echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)'
 415         echo ' --disable-FOO             do not include feature FOO'
 416         echo
 417         echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
 418         echo
 419         if [ -r config.status ] ; then
 420                 cat config.status
 421         fi
 422
 423         exit 1
 424 fi
 425
 426 configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
 427 moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
 428
 429 # this is a hack.  sun4 must always be a valid host alias or this will fail.
 430 if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
 431         true
 432 else
 433         echo '***' cannot find config.sub.  1>&2
 434         exit 1
 435 fi
 436
 437 touch config.junk
 438 if ${config_shell} ${moveifchange} config.junk config.trash ; then
 439         true
 440 else
 441         echo '***' cannot find move-if-change.  1>&2
 442         exit 1
 443 fi
 444 rm -f config.junk config.trash
 445
 446 case "${srcdir}" in
 447 "")
 448         if [ -r configure.in ] ; then
 449                 srcdir=.
 450         else
 451                 if [ -r ${progname}.in ] ; then
 452                         srcdir=`echo ${progname} | sed 's:/configure$::'`
 453                 else
 454                         echo '***' "Can't find configure.in.  Try using --srcdir=some_dir"  1>&2
 455                         exit 1
 456                 fi
 457         fi
 458         ;;
 459 *)
 460         # Set srcdir to "." if that's what it is.
 461         # This is important for multilib support.
 462         if [ ! -d ${srcdir} ] ; then
 463                 echo "Invalid source directory ${srcdir}" >&2
 464                 exit 1
 465         fi
 466         pwd=`pwd`
 467         srcpwd=`cd ${srcdir} ; pwd`
 468         if [ "${pwd}" = "${srcpwd}" ] ; then
 469                 srcdir=.
 470         fi
 471 esac
 472
 473 ### warn about some conflicting configurations.
 474
 475 case "${srcdir}" in
 476 ".") ;;
 477 *)
 478         if [ -f ${srcdir}/config.status ] ; then
 479                 echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
 480                 exit 1
 481         fi
 482 esac
 483
 484 # default exec_prefix
 485 case "${exec_prefixoption}" in
 486 "") exec_prefix="\$(prefix)" ;;
 487 *) ;;
 488 esac
 489
 490 ### break up ${srcdir}/configure.in.
 491 case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
 492 "")
 493         echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
 494         # Check for a directory that's been converted to use autoconf since
 495         # it was last configured.
 496         if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
 497           echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
 498           if [ -r ${srcdir}/configure ] ; then
 499             echo '***' Running the local configure script. 1>&2
 500             case "${cache_file}" in
 501             "") cache_file_option= ;;
 502             *)  cache_file_option="--cache-file=${cache_file}" ;;
 503             esac
 504             srcdiroption="--srcdir=${srcdir}"
 505             case "${build_alias}" in
 506             "") buildopt= ;;
 507             *)  buildopt="--build=${build_alias}" ;;
 508             esac
 509             eval exec ${config_shell} ${srcdir}/configure ${verbose} \
 510                 ${buildopt} --host=${host_alias} --target=${target_alias} \
 511                 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
 512                 ${srcdiroption} \
 513                 ${program_prefixoption} ${program_suffixoption} \
 514                 ${program_transform_nameoption} ${site_option} \
 515                 ${withoptions} ${withoutoptions} \
 516                 ${enableoptions} ${disableoptions} ${floating_pointoption} \
 517                 ${cache_file_option} ${removing} ${other_options} ${redirect}
 518           else
 519             echo '***' There is no configure script present though. 1>&2
 520           fi
 521         fi
 522         exit 1
 523         ;;
 524 *) ;;
 525 esac
 526
 527 case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
 528 "")
 529         echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
 530         exit 1
 531         ;;
 532 *) ;;
 533 esac
 534
 535 case "${TMPDIR}" in
 536 "") TMPDIR=/tmp ; export TMPDIR ;;
 537 *) ;;
 538 esac
 539
 540 # keep this filename short for &%*%$*# 14 char file names
 541 tmpfile=${TMPDIR}/cONf$$
 542 # Note that under many versions of sh a trap handler for 0 will *override* any
 543 # exit status you explicitly specify!  At this point, the only non-error exit
 544 # is at the end of the script; these actions are duplicated there, minus
 545 # the "exit 1".  Don't use "exit 0" anywhere after this without resetting the
 546 # trap handler, or you'll lose.
 547 trap "rm -f Makefile.tem ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 0 1 2 15
 548
 549 # split ${srcdir}/configure.in into common, per-host, per-target,
 550 # and post-target parts.  Post-target is optional.
 551 sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
 552 sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
 553 if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
 554   sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
 555   sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
 556 else
 557   sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
 558   echo >${tmpfile}.pos
 559 fi
 560
 561 ### do common part of configure.in
 562
 563 . ${tmpfile}.com
 564
 565 # some sanity checks on configure.in
 566 case "${srctrigger}" in
 567 "")
 568         echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in.  1>&2
 569         exit 1
 570         ;;
 571 *) ;;
 572 esac
 573
 574 case "${build_alias}" in
 575 "")
 576         if result=`${config_shell} ${configsub} ${host_alias}` ; then
 577             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 578             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 579             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 580             build=${build_cpu}-${build_vendor}-${build_os}
 581             build_alias=${host_alias}
 582         fi
 583         ;;
 584 *)
 585         if result=`${config_shell} ${configsub} ${build_alias}` ; then
 586             buildopt="--build=${build_alias}"
 587             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 588             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 589             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 590             build=${build_cpu}-${build_vendor}-${build_os}
 591         else
 592             echo "Unrecognized build system name ${build_alias}." 1>&2
 593             exit 1
 594         fi
 595         ;;
 596 esac
 597
 598 if result=`${config_shell} ${configsub} ${host_alias}` ; then
 599     true
 600 else
 601     echo "Unrecognized host system name ${host_alias}." 1>&2
 602     exit 1
 603 fi
 604 host_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 605 host_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 606 host_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 607 host=${host_cpu}-${host_vendor}-${host_os}
 608
 609 . ${tmpfile}.hst
 610
 611 if result=`${config_shell} ${configsub} ${target_alias}` ; then
 612     true
 613 else
 614     echo "Unrecognized target system name ${target_alias}." 1>&2
 615     exit 1
 616 fi
 617 target_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 618 target_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 619 target_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 620 target=${target_cpu}-${target_vendor}-${target_os}
 621
 622 . ${tmpfile}.tgt
 623
 624 # Find the source files, if location was not specified.
 625 case "${srcdir}" in
 626 "")
 627         srcdirdefaulted=1
 628         srcdir=.
 629         if [ ! -r ${srctrigger} ] ; then
 630                 srcdir=..
 631         fi
 632         ;;
 633 *) ;;
 634 esac
 635
 636 if [ ! -r ${srcdir}/${srctrigger} ] ; then
 637         case "${srcdirdefaulted}" in
 638         "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
 639         *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
 640         esac
 641
 642         echo '***' \(At least ${srctrigger} is missing.\) 1>&2
 643         exit 1
 644 fi
 645
 646 # Some systems (e.g., one of the i386-aix systems the gas testers are
 647 # using) don't handle "\$" correctly, so don't use it here.
 648 tooldir='$(exec_prefix)'/${target_alias}
 649
 650 if [ "${host_alias}" != "${target_alias}" ] ; then
 651     if [ "${program_prefixoption}" = "" ] ; then
 652         if [ "${program_suffixoption}" = "" ] ; then
 653             if [ "${program_transform_nameoption}" = "" ] ; then
 654                 program_prefix=${target_alias}- ;
 655             fi
 656         fi
 657     fi
 658 fi
 659
 660 # Merge program_prefix and program_suffix onto program_transform_name.
 661 # (program_suffix used to use $, but it's hard to preserve $ through both
 662 # make and sh.)
 663 if [ "${program_suffix}" != "" ] ; then
 664     program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
 665 fi
 666
 667 if [ "${program_prefix}" != "" ] ; then
 668     program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
 669 fi
 670
 671 # If CC and CXX are not set in the environment, and the Makefile
 672 # exists, try to extract them from it.  This is to handle running
 673 # ./config.status by hand.
 674 if [ -z "${CC}" -a -r Makefile ]; then
 675   sed -n -e ':loop
 676 /\\$/ N
 677 s/\\\n//g
 678 t loop
 679 /^CC[   ]*=/ s/CC[      ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 680   CC=`tail -1 Makefile.cc`
 681   rm -f Makefile.cc
 682 fi
 683
 684 if [ -z "${CXX}" -a -r Makefile ]; then
 685   sed -n -e ':loop
 686 /\\$/ N
 687 s/\\\n//g
 688 t loop
 689 /^CXX[  ]*=/ s/CXX[     ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 690   CXX=`tail -1 Makefile.cc`
 691   rm -f Makefile.cc
 692 fi
 693
 694 # Generate a default definition for YACC.  This is used if the makefile can't
 695 # locate bison or byacc in objdir.
 696
 697 for prog in 'bison -y' byacc yacc
 698 do
 699   set dummy $prog; tmp=$2
 700   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 701   for dir in $PATH; do
 702     test -z "$dir" && dir=.
 703     if test -f $dir/$tmp; then
 704       DEFAULT_YACC="$prog"
 705       break
 706     fi
 707   done
 708   IFS="$save_ifs"
 709
 710   test -n "$DEFAULT_YACC" && break
 711 done
 712
 713 # Generate a default definition for LEX.  This is used if the makefile can't
 714 # locate flex in objdir.
 715
 716 for prog in flex lex
 717 do
 718   set dummy $prog; tmp=$2
 719   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 720   for dir in $PATH; do
 721     test -z "$dir" && dir=.
 722     if test -f $dir/$tmp; then
 723       DEFAULT_LEX="$prog"
 724       break
 725     fi
 726   done
 727   IFS="$save_ifs"
 728
 729   test -n "$DEFAULT_LEX" && break
 730 done
 731
 732 if [ "${build}" != "${host}" ]; then
 733   # If we are doing a Canadian Cross, in which the host and build systems
 734   # are not the same, we set reasonable default values for the tools.
 735
 736   tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
 737   tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET"
 738   tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET HOST_PREFIX"
 739   tools="${tools} HOST_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
 740   tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
 741   tools="${tools} WINDRES WINDRES_FOR_TARGET"
 742
 743   for var in ${tools}; do
 744     if [ -z "`eval 'echo $'"${var}"`" -a -r Makefile ]; then
 745       sed -n -e ':loop
 746 /\\$/ N
 747 s/\\\n//g
 748 t loop
 749 /^'"${var}"'[   ]*=/ s/'"${var}"'[      ]*=[    ]*\(.*\)/\1/p' \
 750         < Makefile > Makefile.v
 751       t=`tail -1 Makefile.v`
 752       if [ -n "${t}" ]; then
 753         eval "${var}='${t}'"
 754       fi
 755       rm -f Makefile.v
 756     fi
 757   done
 758
 759   AR=${AR-${host_alias}-ar}
 760   AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
 761   AS=${AS-${host_alias}-as}
 762   AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
 763   CC=${CC-${host_alias}-gcc}
 764   CFLAGS=${CFLAGS-"-g -O2"}
 765   CXX=${CXX-${host_alias}-c++}
 766   CXXFLAGS=${CXXFLAGS-"-g -O2"}
 767   CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
 768   CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
 769   CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
 770   DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
 771   DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
 772   GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
 773   HOST_PREFIX=${build_alias}-
 774   HOST_PREFIX_1=${build_alias}-
 775   LD=${LD-${host_alias}-ld}
 776   LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
 777   MAKEINFO=${MAKEINFO-makeinfo}
 778   NM=${NM-${host_alias}-nm}
 779   NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
 780   RANLIB=${RANLIB-${host_alias}-ranlib}
 781   RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
 782   WINDRES=${WINDRES-${host_alias}-windres}
 783   WINDRES_FOR_TARGET=${WINDRES_FOR_TARGET-${target_alias}-windres}
 784
 785   if [ -z "${BISON}" ]; then
 786     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 787     for dir in $PATH; do
 788       test -z "$dir" && dir=.
 789       if test -f $dir/byacc; then
 790         BISON=byacc
 791         break
 792       fi
 793       if test -f $dir/bison; then
 794         BISON=bison
 795         break
 796       fi
 797       if test -f $dir/yacc; then
 798         BISON=yacc
 799         break
 800       fi
 801     done
 802     IFS="$save_ifs"
 803     BISON=${BISON-bison}
 804   fi
 805
 806   if [ -z "${LEX}" ]; then
 807     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 808     for dir in $PATH; do
 809       test -z "$dir" && dir=.
 810       if test -f $dir/flex; then
 811         LEX=flex
 812         break
 813       fi
 814       if test -f $dir/lex; then
 815         LEX=lex
 816         break
 817       fi
 818     done
 819     IFS="$save_ifs"
 820     LEX=${LEX-flex}
 821   fi
 822
 823   # Export variables which autoconf might try to set.
 824   export AS
 825   export AR
 826   export CC_FOR_BUILD
 827   export DLLTOOL
 828   export LD
 829   export NM
 830   export RANLIB
 831   export WINDRES
 832 else
 833   # If CC is still not set, try to get gcc.
 834   if [ -z "${CC}" ]; then
 835     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 836     for dir in $PATH; do
 837       test -z "$dir" && dir=.
 838       if test -f $dir/gcc; then
 839         CC="gcc"
 840         echo 'void f(){}' > conftest.c
 841         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
 842           CFLAGS=${CFLAGS-"-g -O2"}
 843           CXXFLAGS=${CFLAGS-"-g -O2"}
 844         else
 845           CFLAGS=${CFLAGS-"-O2"}
 846           CXXFLAGS=${CFLAGS-"-O2"}
 847         fi
 848         rm -f conftest*
 849         break
 850       fi
 851     done
 852     IFS="$save_ifs"
 853     CC=${CC-cc}
 854   fi
 855
 856   CXX=${CXX-"c++"}
 857   CFLAGS=${CFLAGS-"-g"}
 858   CXXFLAGS=${CXXFLAGS-"-g -O2"}
 859 fi
 860
 861 export CC
 862 export CXX
 863 export CFLAGS
 864 export CXXFLAGS
 865
 866 case "$host" in
 867         *go32*)
 868             enable_gdbtk=no ;;
 869         *cygwin32*)
 870             enable_gdbtk=no ;;
 871 esac
 872
 873 # Determine whether gdb needs tk/tcl or not.
 874 if [ "$enable_gdbtk" != "no" ]; then
 875         GDB_TK="all-tcl all-tk all-itcl all-tix"
 876 else
 877         GDB_TK=""
 878 fi
 879
 880 for subdir in . ${subdirs} ; do
 881
 882     # ${subdir} is relative path from . to the directory we're currently
 883     # configuring.
 884     # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
 885     invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
 886
 887     ### figure out what to do with srcdir
 888     case "${srcdir}" in
 889         ".")  # no -srcdir option.  We're building in place.
 890                 makesrcdir=. ;;
 891         /*) # absolute path
 892                 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
 893                 ;;
 894         *) # otherwise relative
 895                 case "${subdir}" in
 896                 .) makesrcdir=${srcdir} ;;
 897                 *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
 898                 esac
 899                 ;;
 900     esac
 901
 902     if [ "${subdir}/" != "./" ] ; then
 903         Makefile=${subdir}/Makefile
 904     fi
 905
 906     if [ ! -d ${subdir} ] ; then
 907         if mkdir ${subdir} ; then
 908                 true
 909         else
 910                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
 911                 exit 1
 912         fi
 913     fi
 914
 915     case "${removing}" in
 916     "")
 917         case "${subdir}" in
 918         .) ;;
 919         *) eval echo Building in ${subdir} ${redirect} ;;
 920         esac
 921
 922         # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
 923         # Set up the list of links to be made.
 924         # ${links} is the list of link names, and ${files} is the list of names to link to.
 925
 926         # Make the links.
 927         configlinks="${links}"
 928         if [ -r ${subdir}/config.status ] ; then
 929                 mv -f ${subdir}/config.status ${subdir}/config.back
 930         fi
 931         while [ -n "${files}" ] ; do
 932                 # set file to car of files, files to cdr of files
 933                 set ${files}; file=$1; shift; files=$*
 934                 set ${links}; link=$1; shift; links=$*
 935
 936                 if [ ! -r ${srcdir}/${file} ] ; then
 937                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
 938                         echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
 939                         exit 1
 940                 fi
 941
 942                 ${remove} -f ${link}
 943                 # Make a symlink if possible, otherwise try a hard link
 944                 if ${symbolic_link} ${srcdir}/${file} ${link} >/dev/null 2>&1 ; then
 945                         true
 946                 else
 947                         # We need to re-remove the file because Lynx leaves a
 948                         # very strange directory there when it fails an NFS symlink.
 949                         ${remove} -r -f ${link}
 950                         ${hard_link} ${srcdir}/${file} ${link}
 951                 fi
 952                 if [ ! -r ${link} ] ; then
 953                         echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
 954                         exit 1
 955                 fi
 956
 957                 echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
 958         done
 959
 960         # Create a .gdbinit file which runs the one in srcdir
 961         # and tells GDB to look there for source files.
 962
 963         if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
 964                 case ${srcdir} in
 965                 .) ;;
 966                 *) cat > ${subdir}/.gdbinit <<EOF
 967 # ${NO_EDIT}
 968 dir ${makesrcdir}
 969 dir .
 970 source ${makesrcdir}/.gdbinit
 971 EOF
 972                         ;;
 973                 esac
 974         fi
 975
 976         # Install a makefile, and make it set VPATH
 977         # if necessary so that the sources are found.
 978         # Also change its value of srcdir.
 979         # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
 980         # been somewhat optimized and is perhaps a bit twisty.
 981
 982         # code is order so as to try to sed the smallest input files we know.
 983
 984         # the four makefile fragments MUST end up in the resulting Makefile in this order:
 985         # package, target, host, and site.  so do these separately because I don't trust the
 986         #  order of sed -e expressions.
 987
 988         if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
 989
 990             # Conditionalize for this site from "Makefile.in" (or whatever it's called) into Makefile.tem
 991             rm -f ${subdir}/Makefile.tem
 992               case "${site}" in
 993               "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
 994               *)
 995                       site_makefile_frag=${srcdir}/config/ms-${site}
 996
 997                       if [ -f ${site_makefile_frag} ] ; then
 998                               sed -e "/^####/  r ${site_makefile_frag}" ${srcdir}/${subdir}/${Makefile_in} \
 999                                       > ${subdir}/Makefile.tem
1000                       else
1001                               cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
1002                               site_makefile_frag=
1003                       fi
1004                       ;;
1005             esac
1006             # working copy now in ${subdir}/Makefile.tem
1007
1008             # Conditionalize the makefile for this host.
1009             rm -f ${Makefile}
1010             case "${host_makefile_frag}" in
1011               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1012               *)
1013                       if [ ! -f ${host_makefile_frag} ] ; then
1014                               host_makefile_frag=${srcdir}/${host_makefile_frag}
1015                       fi
1016                       if [ -f ${host_makefile_frag} ] ; then
1017                               sed -e "/^####/  r ${host_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
1018                       else
1019                               echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
1020                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1021                               mv ${subdir}/Makefile.tem ${Makefile}
1022                       fi
1023             esac
1024             # working copy now in ${Makefile}
1025
1026             # Conditionalize the makefile for this target.
1027             rm -f ${subdir}/Makefile.tem
1028             case "${target_makefile_frag}" in
1029               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1030               *)
1031                       if [ ! -f ${target_makefile_frag} ] ; then
1032                               target_makefile_frag=${srcdir}/${target_makefile_frag}
1033                       fi
1034                       if [ -f ${target_makefile_frag} ] ; then
1035                               sed -e "/^####/  r ${target_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1036                       else
1037                               mv ${Makefile} ${subdir}/Makefile.tem
1038                               target_makefile_frag=
1039                       fi
1040                       ;;
1041             esac
1042             # real copy now in ${subdir}/Makefile.tem
1043
1044             # Conditionalize the makefile for this package.
1045             rm -f ${Makefile}
1046             case "${package_makefile_frag}" in
1047               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1048               *)
1049                       if [ ! -f ${package_makefile_frag} ] ; then
1050                               package_makefile_frag=${srcdir}/${package_makefile_frag}
1051                       fi
1052                       if [ -f ${package_makefile_frag} ] ; then
1053                               sed -e "/^####/  r ${package_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
1054                               rm -f ${subdir}/Makefile.tem
1055                       else
1056                               echo '***' Expected package makefile fragment \"${package_makefile_frag}\" 1>&2
1057                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1058                               mv ${subdir}/Makefile.tem ${Makefile}
1059                       fi
1060             esac
1061             # working copy now in ${Makefile}
1062
1063             mv ${Makefile} ${subdir}/Makefile.tem
1064
1065             # real copy now in ${subdir}/Makefile.tem
1066
1067             # prepend warning about editting, and a bunch of variables.
1068             rm -f ${Makefile}
1069             cat > ${Makefile} <<EOF
1070 # ${NO_EDIT}
1071 VPATH = ${makesrcdir}
1072 links = ${configlinks}
1073 host_alias = ${host_alias}
1074 host_cpu = ${host_cpu}
1075 host_vendor = ${host_vendor}
1076 host_os = ${host_os}
1077 host_canonical = ${host_cpu}-${host_vendor}-${host_os}
1078 target_alias = ${target_alias}
1079 target_cpu = ${target_cpu}
1080 target_vendor = ${target_vendor}
1081 target_os = ${target_os}
1082 target_canonical = ${target_cpu}-${target_vendor}-${target_os}
1083 EOF
1084             case "${build}" in
1085               "") ;;
1086               *)  cat >> ${Makefile} << EOF
1087 build_alias = ${build_alias}
1088 build_cpu = ${build_cpu}
1089 build_vendor = ${build_vendor}
1090 build_os = ${build_os}
1091 build_canonical = ${build_cpu}-${build_vendor}-${build_os}
1092 EOF
1093             esac
1094
1095             case "${package_makefile_frag}" in
1096               "") ;;
1097               /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1098               *)  echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
1099             esac
1100
1101             case "${target_makefile_frag}" in
1102               "") ;;
1103               /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1104               *)  echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
1105             esac
1106
1107             case "${host_makefile_frag}" in
1108               "") ;;
1109               /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1110               *)  echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
1111             esac
1112
1113             if [ "${site_makefile_frag}" != "" ] ; then
1114                 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
1115             fi
1116
1117             # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1118             # remove any form feeds.
1119             if [ -z "${subdirs}" ]; then
1120                 rm -f ${subdir}/Makefile.tem2
1121                 sed -e "s:^SUBDIRS[     ]*=.*$:SUBDIRS = ${configdirs}:" \
1122                     -e "s:^NONSUBDIRS[  ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
1123                     ${subdir}/Makefile.tem > ${subdir}/Makefile.tem2
1124                 rm -f ${subdir}/Makefile.tem
1125                 mv ${subdir}/Makefile.tem2 ${subdir}/Makefile.tem
1126             fi
1127             sed     -e "s|^prefix[      ]*=.*$|prefix = ${prefix}|" \
1128                     -e "s|^exec_prefix[         ]*=.*$|exec_prefix = ${exec_prefix}|" \
1129                     -e "/^CC[   ]*=/{
1130                         :loop1
1131                         /\\\\$/ N
1132                         s/\\\\\\n//g
1133                         t loop1
1134                         s%^CC[  ]*=.*$%CC = ${CC}%
1135                         }" \
1136                     -e "/^CXX[  ]*=/{
1137                         :loop2
1138                         /\\\\$/ N
1139                         s/\\\\\\n//g
1140                         t loop2
1141                         s%^CXX[         ]*=.*$%CXX = ${CXX}%
1142                         }" \
1143                     -e "/^CFLAGS[       ]*=/{
1144                         :loop3
1145                         /\\\\$/ N
1146                         s/\\\\\\n//g
1147                         t loop3
1148                         s%^CFLAGS[      ]*=.*$%CFLAGS = ${CFLAGS}%
1149                         }" \
1150                     -e "/^CXXFLAGS[     ]*=/{
1151                         :loop4
1152                         /\\\\$/ N
1153                         s/\\\\\\n//g
1154                         t loop4
1155                         s%^CXXFLAGS[    ]*=.*$%CXXFLAGS = ${CXXFLAGS}%
1156                         }" \
1157                     -e "s:^SHELL[        ]*=.*$:SHELL = ${config_shell}:" \
1158                     -e "s:^GDB_TK[       ]*=.*$:GDB_TK = ${GDB_TK}:" \
1159                     -e "s|^srcdir[      ]*=.*$|srcdir = ${makesrcdir}|" \
1160                     -e "s/\f//" \
1161                     -e "s:^program_prefix[      ]*=.*$:program_prefix = ${program_prefix}:" \
1162                     -e "s:^program_suffix[      ]*=.*$:program_suffix = ${program_suffix}:" \
1163                     -e "s:^program_transform_name[      ]*=.*$:program_transform_name = ${program_transform_name}:" \
1164                     -e "s|^tooldir[     ]*=.*$|tooldir = ${tooldir}|" \
1165                     -e "s:^DEFAULT_YACC[         ]*=.*$:DEFAULT_YACC = ${DEFAULT_YACC}:" \
1166                     -e "s:^DEFAULT_LEX[  ]*=.*$:DEFAULT_LEX = ${DEFAULT_LEX}:" \
1167                     ${subdir}/Makefile.tem >> ${Makefile}
1168
1169             # If this is a Canadian Cross, preset the values of many more
1170             # tools.
1171             if [ "${build}" != "${host}" ]; then
1172                 for var in ${tools}; do
1173                     val=`eval 'echo $'"${var}"`
1174                     sed -e "/^${var}[   ]*=/{
1175                            :loop1
1176                            /\\\\$/ N
1177                            /\\\\$/ b loop1
1178                            s/\\\\\\n//g
1179                            s%^${var}[   ]*=.*$%${var} = ${val}%
1180                            }" ${Makefile} > ${Makefile}.tem
1181                     mv -f ${Makefile}.tem ${Makefile}
1182                 done
1183             fi
1184
1185             # final copy now in ${Makefile}
1186
1187         else
1188            echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
1189         fi
1190
1191         rm -f ${subdir}/Makefile.tem
1192
1193         case "${host_makefile_frag}" in
1194         "") using= ;;
1195         *) using="and \"${host_makefile_frag}\"" ;;
1196         esac
1197
1198         case "${target_makefile_frag}" in
1199         "") ;;
1200         *) using="${using} and \"${target_makefile_frag}\"" ;;
1201         esac
1202
1203         case "${site_makefile_frag}" in
1204         "") ;;
1205         *) using="${using} and \"${site_makefile_frag}\"" ;;
1206         esac
1207
1208         newusing=`echo "${using}" | sed 's/and/using/'`
1209         using=${newusing}
1210         echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
1211
1212         . ${tmpfile}.pos
1213
1214         # describe the chosen configuration in config.status.
1215         # Make that file a shellscript which will reestablish
1216         # the same configuration.  Used in Makefiles to rebuild
1217         # Makefiles.
1218
1219         case "${norecursion}" in
1220         "") arguments="${arguments} --norecursion" ;;
1221         *) ;;
1222         esac
1223
1224         if [ ${subdir} = . ] ; then
1225             echo "#!/bin/sh
1226 # ${NO_EDIT}
1227 # This directory was configured as follows:
1228 ${progname}" ${arguments}  "
1229 # ${using}" > ${subdir}/config.new
1230         else
1231             echo "#!/bin/sh
1232 # ${NO_EDIT}
1233 # This directory was configured as follows:
1234 cd ${invsubdir}
1235 ${progname}" ${arguments}  "
1236 # ${using}" > ${subdir}/config.new
1237         fi
1238         chmod a+x ${subdir}/config.new
1239         if [ -r ${subdir}/config.back ] ; then
1240                 mv -f ${subdir}/config.back ${subdir}/config.status
1241         fi
1242         ${config_shell} ${moveifchange} ${subdir}/config.new ${subdir}/config.status
1243         ;;
1244
1245     *)  rm -f ${Makefile} ${subdir}/config.status ${links} ;;
1246     esac
1247 done
1248
1249 # If there are subdirectories, then recur.
1250 if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
1251         for configdir in ${configdirs} ; do
1252
1253                 if [ -d ${srcdir}/${configdir} ] ; then
1254                         eval echo Configuring ${configdir}... ${redirect}
1255                         case "${srcdir}" in
1256                         ".") ;;
1257                         *)
1258                                 if [ ! -d ./${configdir} ] ; then
1259                                         if mkdir ./${configdir} ; then
1260                                                 true
1261                                         else
1262                                                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${configdir}" 1>&2
1263                                                 exit 1
1264                                         fi
1265                                 fi
1266                                 ;;
1267                         esac
1268
1269                         POPDIR=${PWD=`pwd`}
1270                         cd ${configdir}
1271
1272 ### figure out what to do with srcdir
1273                         case "${srcdir}" in
1274                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
1275                         /*) # absolute path
1276                                 newsrcdir=${srcdir}/${configdir}
1277                                 srcdiroption="--srcdir=${newsrcdir}"
1278                                 ;;
1279                         ?:*) # absolute path on win32
1280                                 newsrcdir=${srcdir}/${configdir}
1281                                 srcdiroption="--srcdir=${newsrcdir}"
1282                                 ;;
1283                         *) # otherwise relative
1284                                 newsrcdir=../${srcdir}/${configdir}
1285                                 srcdiroption="--srcdir=${newsrcdir}"
1286                                 ;;
1287                         esac
1288
1289                         # Handle --cache-file=../XXX
1290                         case "${cache_file}" in
1291                         "") # empty
1292                                 ;;
1293                         /*) # absolute path
1294                                 cache_file_option="--cache-file=${cache_file}"
1295                                 ;;
1296                         ?:*) # absolute path on win32
1297                                 cache_file_option="--cache-file=${cache_file}"
1298                                 ;;
1299                         *) # relative path
1300                                 cache_file_option="--cache-file=../${cache_file}"
1301                                 ;;
1302                         esac
1303
1304 ### check for guested configure, otherwise fix possibly relative progname
1305                         if [ -f ${newsrcdir}/configure ] ; then
1306                                 recprog=${newsrcdir}/configure
1307                         elif [ -f ${newsrcdir}/configure.in ] ; then
1308                                 case "${progname}" in
1309                                 /*)     recprog=${progname} ;;
1310                                 ?:*)    recprog=${progname} ;;
1311                                 *)      recprog=../${progname} ;;
1312                                 esac
1313                         else
1314                                 eval echo No configuration information in ${configdir} ${redirect}
1315                                 recprog=
1316                         fi
1317
1318 ### The recursion line is here.
1319                         if [ ! -z "${recprog}" ] ; then
1320                                 if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${target_alias} \
1321                                         ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
1322                                         ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then
1323                                         true
1324                                 else
1325                                         echo Configure in `pwd` failed, exiting. 1>&2
1326                                         exit 1
1327                                 fi
1328                         fi
1329
1330                         cd ${POPDIR}
1331                 fi
1332         done
1333 fi
1334
1335 # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
1336 # and reset the trap handler.
1337 rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
1338 trap 0
1339
1340 exit 0
1341
1342 #
1343 # Local Variables:
1344 # fill-column: 131
1345 # End:
1346 #
1347
1348 # end of configure