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 Free Software Foundation, Inc.
   7
   8 # This program is free software; you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 2 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # This program is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with this program; if not, write to the Free Software
  20 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  21
  22 # This file was originally written by K. Richard Pixley.
  23
  24 #
  25 # Shell script to create proper links to machine-dependent files in
  26 # preparation for compilation.
  27 #
  28 # If configure succeeds, it leaves its status in config.status.
  29 # If configure fails after disturbing the status quo,
  30 #       config.status is removed.
  31 #
  32
  33 export PATH || (echo "OOPS, this isn't sh.  Desperation time.  I will feed myself to sh."; sh $0 $argv; kill $$)
  34
  35 remove=rm
  36 hard_link=ln
  37 symbolic_link='ln -s'
  38
  39 #for Test
  40 #remove="echo rm"
  41 #hard_link="echo ln"
  42 #symbolic_link="echo ln -s"
  43
  44 # clear some things potentially inherited from environment.
  45
  46 Makefile=Makefile
  47 Makefile_in=Makefile.in
  48 arguments=
  49 build_alias=
  50 cache_file=
  51 cache_file_option=
  52 configdirs=
  53 exec_prefix=
  54 exec_prefixoption=
  55 fatal=
  56 floating_point=default
  57 gas=default
  58 host_alias=NOHOST
  59 host_makefile_frag=
  60 moveifchange=
  61 norecursion=
  62 other_options=
  63 package_makefile_frag=
  64 prefix=/usr/local
  65 progname=
  66 program_prefix=
  67 program_prefixoption=
  68 program_suffix=
  69 program_suffixoption=
  70 program_transform_name=
  71 program_transform_nameoption=
  72 redirect=">/dev/null"
  73 removing=
  74 site=
  75 site_makefile_frag=
  76 site_option=
  77 srcdir=
  78 srctrigger=
  79 subdirs=
  80 target_alias=NOTARGET
  81 target_makefile_frag=
  82 undefs=NOUNDEFS
  83 version="$Revision$"
  84 x11=default
  85
  86 ### we might need to use some other shell than /bin/sh for running subshells
  87 #
  88 config_shell=${CONFIG_SHELL-/bin/sh}
  89
  90 NO_EDIT="This file was generated automatically by configure.  Do not edit."
  91
  92 ## this is a little touchy and won't always work, but...
  93 ##
  94 ## if the argv[0] starts with a slash then it is an absolute name that can (and
  95 ## must) be used as is.
  96 ##
  97 ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
  98 ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
  99 ##
 100
 101 progname=$0
 102 # if PWD already has a value, it is probably wrong.
 103 if [ -n "$PWD" ]; then PWD=`pwd`; fi
 104
 105 case "${progname}" in
 106 /*) ;;
 107 */*) ;;
 108 *)
 109         PATH=$PATH:${PWD=`pwd`} ; export PATH
 110         ;;
 111 esac
 112
 113 # Loop over all args
 114
 115 while :
 116 do
 117
 118 # Break out if there are no more args
 119         case $# in
 120         0)
 121                 break
 122                 ;;
 123         esac
 124
 125 # Get the first arg, and shuffle
 126         option=$1
 127         shift
 128
 129 # Make all options have two hyphens
 130         orig_option=$option     # Save original for error messages
 131         case $option in
 132         --*) ;;
 133         -*) option=-$option ;;
 134         esac
 135
 136 # Split out the argument for options that take them
 137         case $option in
 138         --*=*)
 139                 optarg=`echo $option | sed -e 's/^[^=]*=//'`
 140                 arguments="$arguments $option"
 141                 ;;
 142 # These options have mandatory values.  Since we didn't find an = sign,
 143 # the value must be in the next argument
 144         --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*)
 145                 optarg=$1
 146                 shift
 147                 arguments="$arguments $option=$optarg"
 148                 ;;
 149         --v)
 150                 arguments="$arguments -v"
 151                 ;;
 152         --*)
 153                 arguments="$arguments $option"
 154                 ;;
 155         esac
 156
 157 # Now, process the options
 158         case $option in
 159
 160         --build* | --bu*)
 161                 case "$build_alias" in
 162                 "") build_alias=$optarg ;;
 163                 *) echo '***' Can only configure for one build machine at a time.  1>&2
 164                    fatal=yes
 165                    ;;
 166                 esac
 167                 ;;
 168         --cache*)
 169                 cache_file=$optarg
 170                 ;;
 171         --disable-*)
 172                 enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
 173                 eval $enableopt=no
 174                 disableoptions="$disableoptions $option"
 175                 ;;
 176         --enable-*)
 177                 case "$option" in
 178                 *=*)    ;;
 179                 *)      optarg=yes ;;
 180                 esac
 181
 182                 enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 183                 eval "$enableopt='$optarg'"
 184                 enableoptions="$enableoptions '$option'"
 185                 ;;
 186         --exec-prefix* | --ex*)
 187                 exec_prefix=$optarg
 188                 exec_prefixoption="--exec-prefix=$optarg"
 189                 ;;
 190         --gas | --g*)
 191                 gas=yes
 192                 ;;
 193         --help | --he*)
 194                 fatal=yes
 195                 ;;
 196         --host* | --ho*)
 197                 case $host_alias in
 198                 NOHOST) host_alias=$optarg ;;
 199                 *) echo '***' Can only configure for one host at a time.  1>&2
 200                    fatal=yes
 201                    ;;
 202                 esac
 203                 ;;
 204         --nfp | --nf*)
 205                 floating_point=no
 206                 floating_pointoption="--nfp"
 207                 ;;
 208         --norecursion | --no*)
 209                 norecursion=yes
 210                 ;;
 211         --prefix* | --pre*)
 212                 prefix=$optarg
 213                 prefixoption="--prefix=$optarg"
 214                 ;;
 215         --program-prefix* | --program-p*)
 216                 program_prefix=$optarg
 217                 program_prefixoption="--program-prefix=$optarg"
 218                 ;;
 219         --program-suffix* | --program-s*)
 220                 program_suffix=$optarg
 221                 program_suffixoption="--program-suffix=$optarg"
 222                 ;;
 223         --program-transform-name* | --program-t*)
 224                 # Double any backslashes or dollar signs in the argument
 225                 program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
 226                 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'"
 227                 ;;
 228         --rm)
 229                 removing=--rm
 230                 ;;
 231         --silent | --sil* | --quiet | --q*)
 232                 redirect=">/dev/null"
 233                 verbose=--silent
 234                 ;;
 235         --site* | --sit*)
 236                 site=$optarg
 237                 site_option="--site=$optarg"
 238                 ;;
 239         --srcdir*/ | --sr*/)
 240                 # Remove trailing slashes.  Otherwise, when the file name gets
 241                 # bolted into an object file as debug info, it has two slashes
 242                 # in it.  Ordinarily this is ok, but emacs takes double slash
 243                 # to mean "forget the first part".
 244                 srcdir=`echo $optarg | sed -e 's:/$::'`
 245                 ;;
 246         --srcdir* | --sr*)
 247                 srcdir=$optarg
 248                 ;;
 249         --target* | --ta*)
 250                 case $target_alias in
 251                 NOTARGET) target_alias=$optarg ;;
 252                 *) echo '***' Can only configure for one target at a time.  1>&2
 253                    fatal=yes
 254                    ;;
 255                 esac
 256                 ;;
 257         --tmpdir* | --tm*)
 258                 TMPDIR=$optarg
 259                 tmpdiroption="--tmpdir=$optarg"
 260                 ;;
 261         --verbose | --v | --verb*)
 262                 redirect=
 263                 verbose=--verbose
 264                 ;;
 265         --version | --V | --vers*)
 266                 echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
 267                 exit 0
 268                 ;;
 269         --with-*)
 270                 case "$option" in
 271                 *=*)    ;;
 272                 *)      optarg=yes ;;
 273                 esac
 274
 275                 withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
 276                 eval $withopt="$optarg"
 277                 withoptions="$withoptions $option"
 278                 ;;
 279         --without-*)
 280                 withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
 281                 eval $withopt=no
 282                 withoutoptions="$withoutoptions $option"
 283                 ;;
 284         --x)    with_x=yes
 285                 withoptions="$withoptions --with-x"
 286                 ;;
 287         --x-i* | --x-l*) other_options="$other_options $orig_option"
 288                 ;;
 289         --bi* | --sb* | --li* | --da* | --sy* | --sh* | --lo* | --in* | --ol* | --ma*)
 290                 # These options were added to autoconf for emacs.
 291                 ;;
 292         --*)
 293                 echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
 294                 exit 1
 295                 ;;
 296         *)
 297                 case $undefs in
 298                 NOUNDEFS) undefs=$option ;;
 299                 *) echo '***' Can only configure for one host and one target at a time.  1>&2
 300                    fatal=yes
 301                    ;;
 302                 esac
 303                 ;;
 304         esac
 305 done
 306
 307 # process host and target
 308
 309 # Do some error checking and defaulting for the host and target type.
 310 # The inputs are:
 311 #    configure --host=HOST --target=TARGET UNDEFS
 312 #
 313 # The rules are:
 314 # 1. You aren't allowed to specify --host, --target, and undefs at the
 315 #    same time.
 316 # 2. Host defaults to undefs.
 317 # 3. If undefs is not specified, then host defaults to the current host,
 318 #    as determined by config.guess.
 319 # 4. Target defaults to undefs.
 320 # 5. If undefs is not specified, then target defaults to host.
 321
 322 case "${fatal}" in
 323 "")
 324         # Make sure that host, target & undefs aren't all specified at the
 325         # same time.
 326         case $host_alias---$target_alias---$undefs in
 327         NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
 328                 ;;
 329         *) echo '***' Can only configure for one host and one target at a time.  1>&2
 330            fatal=yes
 331            break 2
 332                 ;;
 333         esac
 334
 335         # Now, do defaulting for host.
 336         case $host_alias in
 337         NOHOST)
 338                 case $undefs in
 339                 NOUNDEFS)
 340                         # Neither --host option nor undefs were present.
 341                         # Call config.guess.
 342                         guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
 343                         if host_alias=`${config_shell} ${guesssys}`
 344                         then
 345                                 # If the string we are going to use for
 346                                 # the target is a prefix of the string
 347                                 # we just guessed for the host, then
 348                                 # assume we are running native, and force
 349                                 # the same string for both target and host.
 350                                 case $target_alias in
 351                                 NOTARGET) ;;
 352                                 *)
 353                                         if expr $host_alias : $target_alias >/dev/null
 354                                         then
 355                                                 host_alias=$target_alias
 356                                         fi
 357                                         ;;
 358                                 esac
 359                                 echo "Configuring for a ${host_alias} host." 1>&2
 360                                 arguments="--host=$host_alias $arguments"
 361                         else
 362                                 echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
 363                                 fatal=yes
 364                         fi
 365                         ;;
 366                 *)
 367                         host_alias=$undefs
 368                         arguments="--host=$host_alias $arguments"
 369                         undefs=NOUNDEFS
 370                         ;;
 371                 esac
 372         esac
 373
 374         # Do defaulting for target.  If --target option isn't present, default
 375         # to undefs.  If undefs isn't present, default to host.
 376         case $target_alias in
 377         NOTARGET)
 378                 case $undefs in
 379                 NOUNDEFS)
 380                         target_alias=$host_alias
 381                         ;;
 382                 *)
 383                         target_alias=$undefs
 384                         arguments="--target=$target_alias $arguments"
 385                         ;;
 386                 esac
 387         esac
 388         ;;
 389 *) ;;
 390 esac
 391
 392 if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
 393         exec 1>&2
 394         echo Usage: configure [OPTIONS] [HOST]
 395         echo
 396         echo Options: [defaults in brackets]
 397         echo ' --prefix=MYDIR            install into MYDIR [/usr/local]'
 398         echo ' --exec-prefix=MYDIR       install host-dependent files into MYDIR [/usr/local]'
 399         echo ' --help                    print this message [normal config]'
 400         echo ' --build=BUILD             configure for building on BUILD [BUILD=HOST]'
 401         echo ' --host=HOST               configure for HOST [determined via config.guess]'
 402         echo ' --norecursion             configure this directory only [recurse]'
 403         echo ' --program-prefix=FOO      prepend FOO to installed program names [""]'
 404         echo ' --program-suffix=FOO      append FOO to installed program names [""]'
 405         echo ' --program-transform-name=P transform installed names by sed pattern P [""]'
 406         echo ' --site=SITE               configure with site-specific makefile for SITE'
 407         echo ' --srcdir=DIR              find the sources in DIR [. or ..]'
 408         echo ' --target=TARGET   configure for TARGET [TARGET=HOST]'
 409         echo ' --tmpdir=TMPDIR   create temporary files in TMPDIR [/tmp]'
 410         echo ' --nfp                     configure for software floating point [hard float]'
 411         echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)'
 412         echo ' --without-FOO             package FOO is NOT available'
 413         echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)'
 414         echo ' --disable-FOO             do not include feature FOO'
 415         echo
 416         echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
 417         echo
 418         if [ -r config.status ] ; then
 419                 cat config.status
 420         fi
 421
 422         exit 1
 423 fi
 424
 425 configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
 426 moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
 427
 428 # this is a hack.  sun4 must always be a valid host alias or this will fail.
 429 if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
 430         true
 431 else
 432         echo '***' cannot find config.sub.  1>&2
 433         exit 1
 434 fi
 435
 436 touch config.junk
 437 if ${config_shell} ${moveifchange} config.junk config.trash ; then
 438         true
 439 else
 440         echo '***' cannot find move-if-change.  1>&2
 441         exit 1
 442 fi
 443 rm -f config.junk config.trash
 444
 445 case "${srcdir}" in
 446 "")
 447         if [ -r configure.in ] ; then
 448                 srcdir=.
 449         else
 450                 if [ -r ${progname}.in ] ; then
 451                         srcdir=`echo ${progname} | sed 's:/configure$::'`
 452                 else
 453                         echo '***' "Can't find configure.in.  Try using --srcdir=some_dir"  1>&2
 454                         exit 1
 455                 fi
 456         fi
 457         ;;
 458 *)
 459         # Set srcdir to "." if that's what it is.
 460         # This is important for multilib support.
 461         if [ ! -d ${srcdir} ] ; then
 462                 echo "Invalid source directory ${srcdir}" >&2
 463                 exit 1
 464         fi
 465         pwd=`pwd`
 466         srcpwd=`cd ${srcdir} ; pwd`
 467         if [ "${pwd}" = "${srcpwd}" ] ; then
 468                 srcdir=.
 469         fi
 470 esac
 471
 472 ### warn about some conflicting configurations.
 473
 474 case "${srcdir}" in
 475 ".") ;;
 476 *)
 477         if [ -f ${srcdir}/config.status ] ; then
 478                 echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
 479                 exit 1
 480         fi
 481 esac
 482
 483 # default exec_prefix
 484 case "${exec_prefixoption}" in
 485 "") exec_prefix="\$(prefix)" ;;
 486 *) ;;
 487 esac
 488
 489 ### break up ${srcdir}/configure.in.
 490 case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
 491 "")
 492         echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
 493         # Check for a directory that's been converted to use autoconf since
 494         # it was last configured.
 495         if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
 496           echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
 497           if [ -r ${srcdir}/configure ] ; then
 498             echo '***' Running the local configure script. 1>&2
 499             case "${cache_file}" in
 500             "") cache_file_option= ;;
 501             *)  cache_file_option="--cache-file=${cache_file}" ;;
 502             esac
 503             srcdiroption="--srcdir=${srcdir}"
 504             case "${build_alias}" in
 505             "") buildopt= ;;
 506             *)  buildopt="--build=${build_alias}" ;;
 507             esac
 508             eval exec ${config_shell} ${srcdir}/configure ${verbose} \
 509                 ${buildopt} --host=${host_alias} --target=${target_alias} \
 510                 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
 511                 ${srcdiroption} \
 512                 ${program_prefixoption} ${program_suffixoption} \
 513                 ${program_transform_nameoption} ${site_option} \
 514                 ${withoptions} ${withoutoptions} \
 515                 ${enableoptions} ${disableoptions} ${floating_pointoption} \
 516                 ${cache_file_option} ${removing} ${other_options} ${redirect}
 517           else
 518             echo '***' There is no configure script present though. 1>&2
 519           fi
 520         fi
 521         exit 1
 522         ;;
 523 *) ;;
 524 esac
 525
 526 case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
 527 "")
 528         echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
 529         exit 1
 530         ;;
 531 *) ;;
 532 esac
 533
 534 case "${TMPDIR}" in
 535 "") TMPDIR=/tmp ; export TMPDIR ;;
 536 *) ;;
 537 esac
 538
 539 # keep this filename short for &%*%$*# 14 char file names
 540 tmpfile=${TMPDIR}/cONf$$
 541 # Note that under many versions of sh a trap handler for 0 will *override* any
 542 # exit status you explicitly specify!  At this point, the only non-error exit
 543 # is at the end of the script; these actions are duplicated there, minus
 544 # the "exit 1".  Don't use "exit 0" anywhere after this without resetting the
 545 # trap handler, or you'll lose.
 546 trap "rm -f Makefile.tem ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 0 1 2 15
 547
 548 # split ${srcdir}/configure.in into common, per-host, per-target,
 549 # and post-target parts.  Post-target is optional.
 550 sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
 551 sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
 552 if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
 553   sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
 554   sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
 555 else
 556   sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
 557   echo >${tmpfile}.pos
 558 fi
 559
 560 ### do common part of configure.in
 561
 562 . ${tmpfile}.com
 563
 564 # some sanity checks on configure.in
 565 case "${srctrigger}" in
 566 "")
 567         echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in.  1>&2
 568         exit 1
 569         ;;
 570 *) ;;
 571 esac
 572
 573 case "${build_alias}" in
 574 "")
 575         if result=`${config_shell} ${configsub} ${host_alias}` ; then
 576             build_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 577             build_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 578             build_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 579             build=${build_cpu}-${build_vendor}-${build_os}
 580             build_alias=${host_alias}
 581         fi
 582         ;;
 583 *)
 584         if result=`${config_shell} ${configsub} ${build_alias}` ; then
 585             buildopt="--build=${build_alias}"
 586             build_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 587             build_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 588             build_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 589             build=${build_cpu}-${build_vendor}-${build_os}
 590         else
 591             echo "Unrecognized build system name ${build_alias}." 1>&2
 592             exit 1
 593         fi
 594         ;;
 595 esac
 596
 597 if result=`${config_shell} ${configsub} ${host_alias}` ; then
 598     true
 599 else
 600     echo "Unrecognized host system name ${host_alias}." 1>&2
 601     exit 1
 602 fi
 603 host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 604 host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 605 host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 606 host=${host_cpu}-${host_vendor}-${host_os}
 607
 608 . ${tmpfile}.hst
 609
 610 if result=`${config_shell} ${configsub} ${target_alias}` ; then
 611     true
 612 else
 613     echo "Unrecognized target system name ${target_alias}." 1>&2
 614     exit 1
 615 fi
 616 target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
 617 target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
 618 target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
 619 target=${target_cpu}-${target_vendor}-${target_os}
 620
 621 . ${tmpfile}.tgt
 622
 623 # Find the source files, if location was not specified.
 624 case "${srcdir}" in
 625 "")
 626         srcdirdefaulted=1
 627         srcdir=.
 628         if [ ! -r ${srctrigger} ] ; then
 629                 srcdir=..
 630         fi
 631         ;;
 632 *) ;;
 633 esac
 634
 635 if [ ! -r ${srcdir}/${srctrigger} ] ; then
 636         case "${srcdirdefaulted}" in
 637         "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
 638         *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
 639         esac
 640
 641         echo '***' \(At least ${srctrigger} is missing.\) 1>&2
 642         exit 1
 643 fi
 644
 645 # Some systems (e.g., one of the i386-aix systems the gas testers are
 646 # using) don't handle "\$" correctly, so don't use it here.
 647 tooldir='$(exec_prefix)'/${target_alias}
 648
 649 if [ "${host_alias}" != "${target_alias}" ] ; then
 650     if [ "${program_prefixoption}" = "" ] ; then
 651         if [ "${program_suffixoption}" = "" ] ; then
 652             if [ "${program_transform_nameoption}" = "" ] ; then
 653                 program_prefix=${target_alias}- ;
 654             fi
 655         fi
 656     fi
 657 fi
 658
 659 # Merge program_prefix and program_suffix onto program_transform_name.
 660 # (program_suffix used to use $, but it's hard to preserve $ through both
 661 # make and sh.)
 662 if [ "${program_suffix}" != "" ] ; then
 663     program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
 664 fi
 665
 666 if [ "${program_prefix}" != "" ] ; then
 667     program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
 668 fi
 669
 670 # If CC and CXX are not set in the environment, and the Makefile
 671 # exists, try to extract them from it.  This is to handle running
 672 # ./config.status by hand.
 673 if [ -z "${CC}" -a -r Makefile ]; then
 674   sed -n -e ':loop
 675 /\\$/ N
 676 s/\\$/\\*hpuxsedbug*/
 677 /\\$/ b loop
 678 s/\\\*hpuxsedbug\*/\\/g
 679 s/\\\n//g
 680 /^CC[   ]*=/ s/CC[      ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 681   CC=`tail -1 Makefile.cc`
 682   rm -f Makefile.cc
 683 fi
 684
 685 if [ -z "${CXX}" -a -r Makefile ]; then
 686   sed -n -e ':loop
 687 /\\$/ N
 688 s/\\$/\\*hpuxsedbug*/
 689 /\\$/ b loop
 690 s/\\\*hpuxsedbug\*/\\/g
 691 s/\\\n//g
 692 /^CXX[  ]*=/ s/CXX[     ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
 693   CXX=`tail -1 Makefile.cc`
 694   rm -f Makefile.cc
 695 fi
 696
 697 # Generate a default definition for YACC.  This is used if the makefile can't
 698 # locate bison or byacc in objdir.
 699
 700 for prog in 'bison -y' byacc yacc
 701 do
 702   set dummy $prog; tmp=$2
 703   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 704   for dir in $PATH; do
 705     test -z "$dir" && dir=.
 706     if test -f $dir/$tmp; then
 707       DEFAULT_YACC="$prog"
 708       break
 709     fi
 710   done
 711   IFS="$save_ifs"
 712
 713   test -n "$DEFAULT_YACC" && break
 714 done
 715
 716 # Generate a default definition for LEX.  This is used if the makefile can't
 717 # locate flex in objdir.
 718
 719 for prog in flex lex
 720 do
 721   set dummy $prog; tmp=$2
 722   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 723   for dir in $PATH; do
 724     test -z "$dir" && dir=.
 725     if test -f $dir/$tmp; then
 726       DEFAULT_LEX="$prog"
 727       break
 728     fi
 729   done
 730   IFS="$save_ifs"
 731
 732   test -n "$DEFAULT_LEX" && break
 733 done
 734
 735 if [ "${build}" != "${host}" ]; then
 736   # If we are doing a Canadian Cross, in which the host and build systems
 737   # are not the same, we set reasonable default values for the tools.
 738
 739   tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
 740   tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET"
 741   tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET HOST_PREFIX"
 742   tools="${tools} HOST_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
 743   tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
 744
 745   for var in ${tools}; do
 746     if [ -z "`eval 'echo $'"${var}"`" -a -r Makefile ]; then
 747       sed -n -e ':loop
 748 /\\$/ N
 749 s/\\$/\\*hpuxsedbug*/
 750 /\\$/ b loop
 751 s/\\\*hpuxsedbug\*/\\/g
 752 s/\\\n//g
 753 /^'"${var}"'[   ]*=/ s/'"${var}"'[      ]*=[    ]*\(.*\)/\1/p' \
 754         < Makefile > Makefile.v
 755       t=`tail -1 Makefile.v`
 756       if [ -n "${t}" ]; then
 757         eval "${var}='${t}'"
 758       fi
 759       rm -f Makefile.v
 760     fi
 761   done
 762
 763   AR=${AR-${host_alias}-ar}
 764   AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
 765   AS=${AS-${host_alias}-as}
 766   AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
 767   CC=${CC-${host_alias}-gcc}
 768   CXX=${CXX-${host_alias}-gcc}
 769   CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
 770   CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
 771   CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-gcc}
 772   DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
 773   DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
 774   HOST_PREFIX=${build_alias}-
 775   HOST_PREFIX_1=${build_alias}-
 776   LD=${LD-${host_alias}-ld}
 777   LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
 778   MAKEINFO=${MAKEINFO-makeinfo}
 779   NM=${NM-${host_alias}-nm}
 780   NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
 781   RANLIB=${RANLIB-${host_alias}-ranlib}
 782   RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
 783
 784   if [ -z "${BISON}" ]; then
 785     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 786     for dir in $PATH; do
 787       test -z "$dir" && dir=.
 788       if test -f $dir/byacc; then
 789         BISON=byacc
 790         break
 791       fi
 792       if test -f $dir/bison; then
 793         BISON=bison
 794         break
 795       fi
 796       if test -f $dir/yacc; then
 797         BISON=yacc
 798         break
 799       fi
 800     done
 801     IFS="$save_ifs"
 802     BISON=${BISON-bison}
 803   fi
 804
 805   if [ -z "${LEX}" ]; then
 806     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 807     for dir in $PATH; do
 808       test -z "$dir" && dir=.
 809       if test -f $dir/flex; then
 810         LEX=flex
 811         break
 812       fi
 813       if test -f $dir/lex; then
 814         LEX=lex
 815         break
 816       fi
 817     done
 818     IFS="$save_ifs"
 819     LEX=${LEX-flex}
 820   fi
 821
 822   # Export variables which autoconf might try to set.
 823   export AS
 824   export AR
 825   export CC_FOR_BUILD
 826   export DLLTOOL
 827   export LD
 828   export NM
 829   export RANLIB
 830 else
 831   # If CC is still not set, try to get gcc.
 832   if [ -z "${CC}" ]; then
 833     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 834     for dir in $PATH; do
 835       test -z "$dir" && dir=.
 836       if test -f $dir/gcc; then
 837         CC="gcc -O2"
 838         break
 839       fi
 840     done
 841     IFS="$save_ifs"
 842     CC=${CC-cc}
 843   fi
 844
 845   CXX=${CXX-"gcc"}
 846 fi
 847
 848 export CC
 849 export CXX
 850
 851 case "$host" in
 852         *go32*)
 853             enable_gdbtk=no ;;
 854         *cygwin32*)
 855             enable_gdbtk=no ;;
 856 esac
 857
 858 # Determine whether gdb needs tk/tcl or not.
 859 if [ "$enable_gdbtk" != "no" ]; then
 860         GDB_TK="all-tcl all-tk"
 861 else
 862         GDB_TK=""
 863 fi
 864
 865 for subdir in . ${subdirs} ; do
 866
 867     # ${subdir} is relative path from . to the directory we're currently
 868     # configuring.
 869     # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
 870     invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
 871
 872     ### figure out what to do with srcdir
 873     case "${srcdir}" in
 874         ".")  # no -srcdir option.  We're building in place.
 875                 makesrcdir=. ;;
 876         /*) # absolute path
 877                 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
 878                 ;;
 879         *) # otherwise relative
 880                 case "${subdir}" in
 881                 .) makesrcdir=${srcdir} ;;
 882                 *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
 883                 esac
 884                 ;;
 885     esac
 886
 887     if [ "${subdir}/" != "./" ] ; then
 888         Makefile=${subdir}/Makefile
 889     fi
 890
 891     if [ ! -d ${subdir} ] ; then
 892         if mkdir ${subdir} ; then
 893                 true
 894         else
 895                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
 896                 exit 1
 897         fi
 898     fi
 899
 900     case "${removing}" in
 901     "")
 902         case "${subdir}" in
 903         .) ;;
 904         *) eval echo Building in ${subdir} ${redirect} ;;
 905         esac
 906
 907         # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
 908         # Set up the list of links to be made.
 909         # ${links} is the list of link names, and ${files} is the list of names to link to.
 910
 911         # Make the links.
 912         configlinks="${links}"
 913         if [ -r ${subdir}/config.status ] ; then
 914                 mv -f ${subdir}/config.status ${subdir}/config.back
 915         fi
 916         while [ -n "${files}" ] ; do
 917                 # set file to car of files, files to cdr of files
 918                 set ${files}; file=$1; shift; files=$*
 919                 set ${links}; link=$1; shift; links=$*
 920
 921                 if [ ! -r ${srcdir}/${file} ] ; then
 922                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
 923                         echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
 924                         exit 1
 925                 fi
 926
 927                 ${remove} -f ${link}
 928                 # Make a symlink if possible, otherwise try a hard link
 929                 if ${symbolic_link} ${srcdir}/${file} ${link} >/dev/null 2>&1 ; then
 930                         true
 931                 else
 932                         # We need to re-remove the file because Lynx leaves a
 933                         # very strange directory there when it fails an NFS symlink.
 934                         ${remove} -r -f ${link}
 935                         ${hard_link} ${srcdir}/${file} ${link}
 936                 fi
 937                 if [ ! -r ${link} ] ; then
 938                         echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
 939                         exit 1
 940                 fi
 941
 942                 echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
 943         done
 944
 945         # Create a .gdbinit file which runs the one in srcdir
 946         # and tells GDB to look there for source files.
 947
 948         if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
 949                 case ${srcdir} in
 950                 .) ;;
 951                 *) cat > ${subdir}/.gdbinit <<EOF
 952 # ${NO_EDIT}
 953 dir ${makesrcdir}
 954 dir .
 955 source ${makesrcdir}/.gdbinit
 956 EOF
 957                         ;;
 958                 esac
 959         fi
 960
 961         # Install a makefile, and make it set VPATH
 962         # if necessary so that the sources are found.
 963         # Also change its value of srcdir.
 964         # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
 965         # been somewhat optimized and is perhaps a bit twisty.
 966
 967         # code is order so as to try to sed the smallest input files we know.
 968
 969         # the four makefile fragments MUST end up in the resulting Makefile in this order:
 970         # package, target, host, and site.  so do these separately because I don't trust the
 971         #  order of sed -e expressions.
 972
 973         if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
 974
 975             # Conditionalize for this site from "Makefile.in" (or whatever it's called) into Makefile.tem
 976             rm -f ${subdir}/Makefile.tem
 977               case "${site}" in
 978               "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
 979               *)
 980                       site_makefile_frag=${srcdir}/config/ms-${site}
 981
 982                       if [ -f ${site_makefile_frag} ] ; then
 983                               sed -e "/^####/  r ${site_makefile_frag}" ${srcdir}/${subdir}/${Makefile_in} \
 984                                       > ${subdir}/Makefile.tem
 985                       else
 986                               cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
 987                               site_makefile_frag=
 988                       fi
 989                       ;;
 990             esac
 991             # working copy now in ${subdir}/Makefile.tem
 992
 993             # Conditionalize the makefile for this host.
 994             rm -f ${Makefile}
 995             case "${host_makefile_frag}" in
 996               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
 997               *)
 998                       if [ ! -f ${host_makefile_frag} ] ; then
 999                               host_makefile_frag=${srcdir}/${host_makefile_frag}
1000                       fi
1001                       if [ -f ${host_makefile_frag} ] ; then
1002                               sed -e "/^####/  r ${host_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
1003                       else
1004                               echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
1005                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1006                               mv ${subdir}/Makefile.tem ${Makefile}
1007                       fi
1008             esac
1009             # working copy now in ${Makefile}
1010
1011             # Conditionalize the makefile for this target.
1012             rm -f ${subdir}/Makefile.tem
1013             case "${target_makefile_frag}" in
1014               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
1015               *)
1016                       if [ ! -f ${target_makefile_frag} ] ; then
1017                               target_makefile_frag=${srcdir}/${target_makefile_frag}
1018                       fi
1019                       if [ -f ${target_makefile_frag} ] ; then
1020                               sed -e "/^####/  r ${target_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
1021                       else
1022                               mv ${Makefile} ${subdir}/Makefile.tem
1023                               target_makefile_frag=
1024                       fi
1025                       ;;
1026             esac
1027             # real copy now in ${subdir}/Makefile.tem
1028
1029             # Conditionalize the makefile for this package.
1030             rm -f ${Makefile}
1031             case "${package_makefile_frag}" in
1032               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
1033               *)
1034                       if [ ! -f ${package_makefile_frag} ] ; then
1035                               package_makefile_frag=${srcdir}/${package_makefile_frag}
1036                       fi
1037                       if [ -f ${package_makefile_frag} ] ; then
1038                               sed -e "/^####/  r ${package_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
1039                               rm -f ${subdir}/Makefile.tem
1040                       else
1041                               echo '***' Expected package makefile fragment \"${package_makefile_frag}\" 1>&2
1042                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
1043                               mv ${subdir}/Makefile.tem ${Makefile}
1044                       fi
1045             esac
1046             # working copy now in ${Makefile}
1047
1048             mv ${Makefile} ${subdir}/Makefile.tem
1049
1050             # real copy now in ${subdir}/Makefile.tem
1051
1052             # prepend warning about editting, and a bunch of variables.
1053             rm -f ${Makefile}
1054             cat > ${Makefile} <<EOF
1055 # ${NO_EDIT}
1056 VPATH = ${makesrcdir}
1057 links = ${configlinks}
1058 host_alias = ${host_alias}
1059 host_cpu = ${host_cpu}
1060 host_vendor = ${host_vendor}
1061 host_os = ${host_os}
1062 host_canonical = ${host_cpu}-${host_vendor}-${host_os}
1063 target_alias = ${target_alias}
1064 target_cpu = ${target_cpu}
1065 target_vendor = ${target_vendor}
1066 target_os = ${target_os}
1067 target_canonical = ${target_cpu}-${target_vendor}-${target_os}
1068 EOF
1069             case "${build}" in
1070               "") ;;
1071               *)  cat >> ${Makefile} << EOF
1072 build_alias = ${build_alias}
1073 build_cpu = ${build_cpu}
1074 build_vendor = ${build_vendor}
1075 build_os = ${build_os}
1076 build_canonical = ${build_cpu}-${build_vendor}-${build_os}
1077 EOF
1078             esac
1079
1080             case "${package_makefile_frag}" in
1081               "") ;;
1082               /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1083               *)  echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
1084             esac
1085
1086             case "${target_makefile_frag}" in
1087               "") ;;
1088               /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1089               *)  echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
1090             esac
1091
1092             case "${host_makefile_frag}" in
1093               "") ;;
1094               /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1095               *)  echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
1096             esac
1097
1098             if [ "${site_makefile_frag}" != "" ] ; then
1099                 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
1100             fi
1101
1102             # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1103             # remove any form feeds.
1104             if [ -z "${subdirs}" ]; then
1105                 rm -f ${subdir}/Makefile.tem2
1106                 sed -e "s:^SUBDIRS[     ]*=.*$:SUBDIRS = ${configdirs}:" \
1107                     -e "s:^NONSUBDIRS[  ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
1108                     ${subdir}/Makefile.tem > ${subdir}/Makefile.tem2
1109                 rm -f ${subdir}/Makefile.tem
1110                 mv ${subdir}/Makefile.tem2 ${subdir}/Makefile.tem
1111             fi
1112             sed -e "s:^prefix[  ]*=.*$:prefix = ${prefix}:" \
1113                     -e "s:^exec_prefix[         ]*=.*$:exec_prefix = ${exec_prefix}:" \
1114                     -e "/^CC[   ]*=/{
1115                         :loop1
1116                         /\\\\$/ N
1117                         s/\\\\$/\\\\*hpuxsedbug*/
1118                         /\\\\$/ b loop1
1119                         s/\\\\\\*hpuxsedbug\\*/\\\\/g
1120                         s/\\\\\\n//g
1121                         s%^CC[  ]*=.*$%CC = ${CC}%
1122                         }" \
1123                     -e "/^CXX[  ]*=/{
1124                         :loop2
1125                         /\\\\$/ N
1126                         s/\\\\$/\\\\*hpuxsedbug*/
1127                         /\\\\$/ b loop2
1128                         s/\\\\\\*hpuxsedbug\\*/\\\\/g
1129                         s/\\\\\\n//g
1130                         s%^CXX[         ]*=.*$%CXX = ${CXX}%
1131                         }" \
1132                     -e "s:^SHELL[        ]*=.*$:SHELL = ${config_shell}:" \
1133                     -e "s:^GDB_TK[       ]*=.*$:GDB_TK = ${GDB_TK}:" \
1134                     -e "s:^srcdir[      ]*=.*$:srcdir = ${makesrcdir}:" \
1135                     -e "s/\f//" \
1136                     -e "s:^program_prefix[      ]*=.*$:program_prefix = ${program_prefix}:" \
1137                     -e "s:^program_suffix[      ]*=.*$:program_suffix = ${program_suffix}:" \
1138                     -e "s:^program_transform_name[      ]*=.*$:program_transform_name = ${program_transform_name}:" \
1139                     -e "s:^tooldir[     ]*=.*$:tooldir = ${tooldir}:" \
1140                     -e "s:^DEFAULT_YACC[         ]*=.*$:DEFAULT_YACC = ${DEFAULT_YACC}:" \
1141                     -e "s:^DEFAULT_LEX[  ]*=.*$:DEFAULT_LEX = ${DEFAULT_LEX}:" \
1142                     ${subdir}/Makefile.tem >> ${Makefile}
1143
1144             # If this is a Canadian Cross, preset the values of many more
1145             # tools.
1146             if [ "${build}" != "${host}" ]; then
1147                 for var in ${tools}; do
1148                     val=`eval 'echo $'"${var}"`
1149                     sed -e "/^${var}[   ]*=/{
1150                            :loop1
1151                            /\\\\$/ N
1152                            /\\\\$/ b loop1
1153                            s/\\\\\\n//g
1154                            s%^${var}[   ]*=.*$%${var} = ${val}%
1155                            }" ${Makefile} > ${Makefile}.tem
1156                     mv -f ${Makefile}.tem ${Makefile}
1157                 done
1158             fi
1159
1160             # final copy now in ${Makefile}
1161
1162         else
1163            echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
1164         fi
1165
1166         rm -f ${subdir}/Makefile.tem
1167
1168         case "${host_makefile_frag}" in
1169         "") using= ;;
1170         *) using="and \"${host_makefile_frag}\"" ;;
1171         esac
1172
1173         case "${target_makefile_frag}" in
1174         "") ;;
1175         *) using="${using} and \"${target_makefile_frag}\"" ;;
1176         esac
1177
1178         case "${site_makefile_frag}" in
1179         "") ;;
1180         *) using="${using} and \"${site_makefile_frag}\"" ;;
1181         esac
1182
1183         newusing=`echo "${using}" | sed 's/and/using/'`
1184         using=${newusing}
1185         echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
1186
1187         . ${tmpfile}.pos
1188
1189         # describe the chosen configuration in config.status.
1190         # Make that file a shellscript which will reestablish
1191         # the same configuration.  Used in Makefiles to rebuild
1192         # Makefiles.
1193
1194         case "${norecursion}" in
1195         "") arguments="${arguments} --norecursion" ;;
1196         *) ;;
1197         esac
1198
1199         if [ ${subdir} = . ] ; then
1200             echo "#!/bin/sh
1201 # ${NO_EDIT}
1202 # This directory was configured as follows:
1203 ${progname}" ${arguments}  "
1204 # ${using}" > ${subdir}/config.new
1205         else
1206             echo "#!/bin/sh
1207 # ${NO_EDIT}
1208 # This directory was configured as follows:
1209 cd ${invsubdir}
1210 ${progname}" ${arguments}  "
1211 # ${using}" > ${subdir}/config.new
1212         fi
1213         chmod a+x ${subdir}/config.new
1214         if [ -r ${subdir}/config.back ] ; then
1215                 mv -f ${subdir}/config.back ${subdir}/config.status
1216         fi
1217         ${moveifchange} ${subdir}/config.new ${subdir}/config.status
1218         ;;
1219
1220     *)  rm -f ${Makefile} ${subdir}/config.status ${links} ;;
1221     esac
1222 done
1223
1224 # If there are subdirectories, then recur.
1225 if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
1226         for configdir in ${configdirs} ; do
1227
1228                 if [ -d ${srcdir}/${configdir} ] ; then
1229                         eval echo Configuring ${configdir}... ${redirect}
1230                         case "${srcdir}" in
1231                         ".") ;;
1232                         *)
1233                                 if [ ! -d ./${configdir} ] ; then
1234                                         if mkdir ./${configdir} ; then
1235                                                 true
1236                                         else
1237                                                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${configdir}" 1>&2
1238                                                 exit 1
1239                                         fi
1240                                 fi
1241                                 ;;
1242                         esac
1243
1244                         POPDIR=${PWD=`pwd`}
1245                         cd ${configdir}
1246
1247 ### figure out what to do with srcdir
1248                         case "${srcdir}" in
1249                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
1250                         /*) # absolute path
1251                                 newsrcdir=${srcdir}/${configdir}
1252                                 srcdiroption="--srcdir=${newsrcdir}"
1253                                 ;;
1254                         *) # otherwise relative
1255                                 newsrcdir=../${srcdir}/${configdir}
1256                                 srcdiroption="--srcdir=${newsrcdir}"
1257                                 ;;
1258                         esac
1259
1260                         # Handle --cache-file=../XXX
1261                         case "${cache_file}" in
1262                         "") # empty
1263                                 ;;
1264                         /*) # absolute path
1265                                 cache_file_option="--cache-file=${cache_file}"
1266                                 ;;
1267                         *) # relative path
1268                                 cache_file_option="--cache-file=../${cache_file}"
1269                                 ;;
1270                         esac
1271
1272 ### check for guested configure, otherwise fix possibly relative progname
1273                         if [ -f ${newsrcdir}/configure ] ; then
1274                                 recprog=${newsrcdir}/configure
1275                         elif [ -f ${newsrcdir}/configure.in ] ; then
1276                                 case "${progname}" in
1277                                 /*)     recprog=${progname} ;;
1278                                 *)      recprog=../${progname} ;;
1279                                 esac
1280                         else
1281                                 eval echo No configuration information in ${configdir} ${redirect}
1282                                 recprog=
1283                         fi
1284
1285 ### The recursion line is here.
1286                         if [ ! -z "${recprog}" ] ; then
1287                                 if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${target_alias} \
1288                                         ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
1289                                         ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then
1290                                         true
1291                                 else
1292                                         echo Configure in `pwd` failed, exiting. 1>&2
1293                                         exit 1
1294                                 fi
1295                         fi
1296
1297                         cd ${POPDIR}
1298                 fi
1299         done
1300 fi
1301
1302 # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
1303 # and reset the trap handler.
1304 rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
1305 trap 0
1306
1307 exit 0
1308
1309 #
1310 # Local Variables:
1311 # fill-column: 131
1312 # End:
1313 #
1314
1315 # end of configure