2002-12-02 Nathanael Nerode <neroden@gcc.gnu.org>
[platform/upstream/binutils.git] / configure
1 #!/bin/sh
2
3 ### WARNING: this file contains embedded tabs.  Do not run untabify on this file.
4
5 # Configuration script
6 # Copyright (C) 1988, 90, 91, 92, 93, 94, 95, 96, 97, 98, 1999, 2000, 2001,
7 # 2002 Free Software Foundation, Inc.
8
9 # This program is free software; you can redistribute it and/or modify
10 # it under the terms of the GNU General Public License as published by
11 # the Free Software Foundation; either version 2 of the License, or
12 # (at your option) any later version.
13
14 # This program is distributed in the hope that it will be useful,
15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 # GNU General Public License for more details.
18
19 # You should have received a copy of the GNU General Public License
20 # along with this program; if not, write to the Free Software
21 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22
23 # This file was originally written by K. Richard Pixley.
24
25 #
26 # Shell script to create proper links to machine-dependent files in
27 # preparation for compilation.
28 #
29 # If configure succeeds, it leaves its status in config.status.
30 # If configure fails after disturbing the status quo, 
31 #       config.status is removed.
32 #
33
34 export PATH || (echo "OOPS, this isn't sh.  Desperation time.  I will feed myself to sh."; sh $0 $argv; kill $$)
35
36 remove=rm
37 hard_link=ln
38 symbolic_link='ln -s'
39
40 #for Test
41 #remove="echo rm"
42 #hard_link="echo ln"
43 #symbolic_link="echo ln -s"
44
45 # clear some things potentially inherited from environment.
46
47 Makefile=Makefile
48 Makefile_in=Makefile.in
49 arguments=
50 build_alias=
51 cache_file=config.cache
52 cache_file_option=
53 configdirs=
54 extraconfigdirs=
55 diroptions=
56 enable_threads=no
57 enable_shared=no
58 enable_libstdcxx_v3=yes
59 exec_prefix=
60 exec_prefixoption=
61 fatal=
62 floating_point=default
63 gas=default
64 gcc_version=
65 gcc_version_trigger=
66 host_alias=NOHOST
67 host_makefile_frag=
68 moveifchange=
69 norecursion=
70 other_options=
71 package_makefile_frag=
72 package_makefile_rules_frag=
73 prefix=/usr/local
74 progname=
75 program_prefix=
76 program_prefixoption=
77 program_suffix=
78 program_suffixoption=
79 program_transform_name=
80 program_transform_nameoption=
81 redirect=
82 site=
83 site_makefile_frag=
84 site_option=
85 srcdir=
86 srctrigger=
87 target_alias=NOTARGET
88 target_makefile_frag=
89 undefs=NOUNDEFS
90 version="$Revision$"
91 x11=default
92 bindir='${exec_prefix}/bin'
93 sbindir='${exec_prefix}/sbin'
94 libexecdir='${exec_prefix}/libexec'
95 datadir='${prefix}/share'
96 sysconfdir='${prefix}/etc'
97 sharedstatedir='${prefix}/com'
98 localstatedir='${prefix}/var'
99 libdir='${exec_prefix}/lib'
100 includedir='${prefix}/include'
101 oldincludedir='/usr/include'
102 infodir='${prefix}/info'
103 mandir='${prefix}/man'
104
105 ### we might need to use some other shell than /bin/sh for running subshells
106
107 ### If we are on Windows, search for the shell.  This will permit people
108 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
109 ### without also having to set CONFIG_SHELL.  This code will work when
110 ### using bash, which sets OSTYPE.
111 case "${OSTYPE}" in
112 *win32*)
113   if [ x${CONFIG_SHELL} = x ]; then
114     if [ ! -f /bin/sh ]; then
115       if [ x${SHELL} != x ] && [ -f ${SHELL} ]; then
116         CONFIG_SHELL=${SHELL}
117         export CONFIG_SHELL
118       else
119         for prog in sh sh.exe bash bash.exe; do
120           IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
121           for dir in $PATH; do
122             test -z "$dir" && dir=.
123             if test -f $dir/$prog; then
124               CONFIG_SHELL=$dir/$prog
125               export CONFIG_SHELL
126               break
127             fi
128           done
129           IFS="$save_ifs"
130           test -n "${CONFIG_SHELL}" && break
131         done
132       fi
133     fi
134   fi
135   ;;
136 esac
137
138 config_shell=${CONFIG_SHELL-/bin/sh}
139
140 NO_EDIT="This file was generated automatically by configure.  Do not edit."
141
142 ## this is a little touchy and won't always work, but...
143 ##
144 ## if the argv[0] starts with a slash then it is an absolute name that can (and
145 ## must) be used as is.
146 ##
147 ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
148 ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
149 ##
150
151 progname=$0
152 # if PWD already has a value, it is probably wrong.
153 if [ -n "$PWD" ]; then PWD=`${PWDCMD-pwd}`; fi
154
155 case "${progname}" in
156 /* | [A-Za-z]:[\\/]* ) ;;
157 */*) ;;
158 *)
159         PATH=$PATH:${PWD=`${PWDCMD-pwd}`} ; export PATH
160         ;;
161 esac
162
163 # Export original configure arguments for use by sub-configures.
164 TOPLEVEL_CONFIGURE_ARGUMENTS="$progname $@"
165 export TOPLEVEL_CONFIGURE_ARGUMENTS
166
167 # Loop over all args
168
169 while :
170 do
171
172 # Break out if there are no more args
173         case $# in
174         0)
175                 break
176                 ;;
177         esac
178
179 # Get the first arg, and shuffle
180         option=$1
181         shift
182
183 # Make all options have two hyphens
184         orig_option=$option     # Save original for error messages
185         case $option in
186         --*) ;;
187         -*) option=-$option ;;
188         esac
189                 
190 # Split out the argument for options that take them
191         case $option in
192         --*=*)
193                 optarg=`echo $option | sed -e 's/^[^=]*=//'`
194                 arguments="$arguments $option"
195                 ;;
196 # These options have mandatory values.  Since we didn't find an = sign,
197 # the value must be in the next argument
198         --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*)
199                 optarg=$1
200                 shift
201                 arguments="$arguments $option=$optarg"
202                 ;;
203         --v)
204                 arguments="$arguments -v"
205                 ;;
206         --*)
207                 arguments="$arguments $option"
208                 ;;
209         esac
210
211 # Now, process the options
212         case $option in
213
214         --bi*)
215                 bindir=$optarg
216                 diroptions="$diroptions --bindir=$optarg"
217                 ;;
218         --build* | --bu*)
219                 case "$build_alias" in
220                 "") build_alias=$optarg ;;
221                 *) echo '***' Can only configure for one build machine at a time.  1>&2
222                    fatal=yes
223                    ;;
224                 esac
225                 ;;
226         --cache*)
227                 cache_file=$optarg
228                 ;;
229         --da*)
230                 datadir=$optarg
231                 diroptions="$diroptions --datadir=$optarg"
232                 ;;
233         --disable-*)
234                 enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
235                 eval $enableopt=no
236                 disableoptions="$disableoptions $option"
237                 ;;
238         --enable-*)
239                 case "$option" in
240                 *=*)    ;;
241                 *)      optarg=yes ;;
242                 esac
243
244                 enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
245                 eval "$enableopt=\$optarg"
246                 enableoptions="$enableoptions '$option'"
247                 ;;
248         --exec-prefix* | --ex*)
249                 exec_prefix=$optarg
250                 exec_prefixoption="--exec-prefix=$optarg"
251                 ;;
252         --gas | --g*)
253                 gas=yes
254                 ;;
255         --help | --he*)
256                 fatal=yes
257                 ;;
258         --host* | --ho*)
259                 case $host_alias in
260                 NOHOST) host_alias=$optarg ;;
261                 *) echo '***' Can only configure for one host at a time.  1>&2
262                    fatal=yes
263                    ;;
264                 esac
265                 ;;
266         --inc*)
267                 includedir=$optarg
268                 diroptions="$diroptions --includedir=$optarg"
269                 ;;
270         --inf*)
271                 infodir=$optarg
272                 diroptions="$diroptions --infodir=$optarg"
273                 ;;
274         --libd*)
275                 libdir=$optarg
276                 diroptions="$diroptions --libdir=$optarg"
277                 ;;
278         --libe*)
279                 libexecdir=$optarg
280                 diroptions="$diroptions --libexecdir=$optarg"
281                 ;;
282         --lo*)
283                 localstatedir=$optarg
284                 diroptions="$diroptions --localstatedir=$optarg"
285                 ;;
286         --ma*)
287                 mandir=$optarg
288                 diroptions="$diroptions --mandir=$optarg"
289                 ;;
290         --nfp | --nf*)
291                 floating_point=no
292                 floating_pointoption="--nfp"
293                 ;;
294         --norecursion | --no*)
295                 norecursion=yes
296                 ;;
297         --ol*)
298                 oldincludedir=$optarg
299                 diroptions="$diroptions --oldincludedir=$optarg"
300                 ;;
301         --prefix* | --pre*)
302                 prefix=$optarg
303                 prefixoption="--prefix=$optarg"
304                 ;;
305         --program-prefix* | --program-p*)
306                 program_prefix=$optarg
307                 program_prefixoption="--program-prefix=$optarg"
308                 ;;
309         --program-suffix* | --program-s*)
310                 program_suffix=$optarg
311                 program_suffixoption="--program-suffix=$optarg"
312                 ;;
313         --program-transform-name* | --program-t*)
314                 # Double any backslashes or dollar signs in the argument
315                 program_transform_name="${program_transform_name} -e `echo ${optarg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
316                 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='$optarg'"
317                 ;;
318         --sb*)
319                 sbindir=$optarg
320                 diroptions="$diroptions --sbindir=$optarg"
321                 ;;
322         --sh*)
323                 sharedstatedir=$optarg
324                 diroptions="$diroptions --sharedstatedir=$optarg"
325                 ;;
326         --silent | --sil* | --quiet | --q*)
327                 redirect=">/dev/null"
328                 verbose=--silent
329                 ;;
330         --site* | --sit*)
331                 site=$optarg
332                 site_option="--site=$optarg"
333                 ;;
334         --srcdir*/ | --sr*/)
335                 # Remove trailing slashes.  Otherwise, when the file name gets
336                 # bolted into an object file as debug info, it has two slashes
337                 # in it.  Ordinarily this is ok, but emacs takes double slash
338                 # to mean "forget the first part".
339                 srcdir=`echo $optarg | sed -e 's:/$::'`
340                 ;;
341         --srcdir* | --sr*)
342                 srcdir=$optarg
343                 ;;
344         --sy*)
345                 sysconfdir=$optarg
346                 diroptions="$diroptions --sysconfdir=$optarg"
347                 ;;
348         --target* | --ta*)
349                 case $target_alias in
350                 NOTARGET) target_alias=$optarg ;;
351                 *) echo '***' Can only configure for one target at a time.  1>&2
352                    fatal=yes
353                    ;;
354                 esac
355                 ;;
356         --tmpdir* | --tm*)
357                 TMPDIR=$optarg
358                 tmpdiroption="--tmpdir=$optarg"
359                 ;;
360         --verbose | --v | --verb*)
361                 redirect=
362                 verbose=--verbose
363                 ;;
364         --version | --V | --vers*)
365                 echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
366                 exit 0
367                 ;;
368         --with-*)
369                 case "$option" in
370                 *=*)    ;;
371                 *)      optarg=yes ;;
372                 esac
373
374                 withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'`
375                 eval $withopt="\$optarg"
376                 withoptions="$withoptions $option"
377                 ;;
378         --without-*)
379                 withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'`
380                 eval $withopt=no
381                 withoutoptions="$withoutoptions $option"
382                 ;;
383         --x)    with_x=yes
384                 withoptions="$withoptions --with-x"
385                 ;;
386         --x-i* | --x-l*) other_options="$other_options $orig_option"
387                 ;;
388         --*)
389                 echo "configure: Unrecognized option: \"$orig_option\"; use --help for usage." >&2
390                 exit 1
391                 ;;
392         *)
393                 case $undefs in
394                 NOUNDEFS) undefs=$option ;;
395                 *) echo '***' Can only configure for one host and one target at a time.  1>&2
396                    fatal=yes
397                    ;;
398                 esac
399                 ;;
400         esac
401 done
402
403 # process host and target
404
405 # Do some error checking and defaulting for the host and target type.
406 # The inputs are:
407 #    configure --host=HOST --target=TARGET UNDEFS
408 #
409 # The rules are:
410 # 1. You aren't allowed to specify --host, --target, and undefs at the
411 #    same time.
412 # 2. Host defaults to undefs.
413 # 3. If undefs is not specified, then host defaults to the current host,
414 #    as determined by config.guess.
415 # 4. Target defaults to undefs.
416 # 5. If undefs is not specified, then target defaults to host.
417
418 case "${fatal}" in
419 "")
420         # Make sure that host, target & undefs aren't all specified at the
421         # same time.
422         case $host_alias---$target_alias---$undefs in
423         NOHOST---*---* | *---NOTARGET---* | *---*---NOUNDEFS)
424                 ;;
425         *) echo '***' Can only configure for one host and one target at a time.  1>&2
426            fatal=yes
427            break 2
428                 ;;
429         esac
430
431         # Now, do defaulting for host.
432         case $host_alias in
433         NOHOST)
434                 case $undefs in
435                 NOUNDEFS)
436                         # Neither --host option nor undefs were present.
437                         # Call config.guess.
438                         guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
439                         if host_alias=`${config_shell} ${guesssys}`
440                         then
441                                 # If the string we are going to use for
442                                 # the target is a prefix of the string
443                                 # we just guessed for the host, then
444                                 # assume we are running native, and force
445                                 # the same string for both target and host.
446                                 case $target_alias in
447                                 NOTARGET) ;;
448                                 *)
449                                         if expr $host_alias : $target_alias >/dev/null
450                                         then
451                                                 host_alias=$target_alias
452                                         fi
453                                         ;;
454                                 esac
455                                 echo "Configuring for a ${host_alias} host."
456                                 arguments="--host=$host_alias $arguments"
457                         else
458                                 echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
459                                 fatal=yes
460                         fi
461                         ;;
462                 *)
463                         host_alias=$undefs
464                         arguments="--host=$host_alias $arguments"
465                         undefs=NOUNDEFS
466                         ;;
467                 esac
468         esac
469
470         # Do defaulting for target.  If --target option isn't present, default
471         # to undefs.  If undefs isn't present, default to host.
472         case $target_alias in
473         NOTARGET)
474                 case $undefs in
475                 NOUNDEFS)
476                         target_alias=$host_alias
477                         ;;
478                 *)
479                         target_alias=$undefs
480                         arguments="--target=$target_alias $arguments"
481                         ;;
482                 esac
483         esac
484         ;;
485 *) ;;
486 esac
487
488 if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
489         exec 1>&2
490         echo Usage: configure [OPTIONS] [HOST]
491         echo
492         echo Options: [defaults in brackets]
493         echo ' --prefix=MYDIR            install into MYDIR [/usr/local]'
494         echo ' --exec-prefix=MYDIR       install host-dependent files into MYDIR [/usr/local]'
495         echo ' --help                    print this message [normal config]'
496         echo ' --build=BUILD             configure for building on BUILD [BUILD=HOST]'
497         echo ' --host=HOST               configure for HOST [determined via config.guess]'
498         echo ' --norecursion             configure this directory only [recurse]'
499         echo ' --program-prefix=FOO      prepend FOO to installed program names [""]'
500         echo ' --program-suffix=FOO      append FOO to installed program names [""]'
501         echo ' --program-transform-name=P transform installed names by sed pattern P [""]'
502         echo ' --site=SITE               configure with site-specific makefile for SITE'
503         echo ' --srcdir=DIR              find the sources in DIR [. or ..]'
504         echo ' --target=TARGET   configure for TARGET [TARGET=HOST]'
505         echo ' --tmpdir=TMPDIR   create temporary files in TMPDIR [/tmp]'
506         echo ' --nfp                     configure for software floating point [hard float]'
507         echo ' --with-FOO, --with-FOO=BAR package FOO is available (parameter BAR)'
508         echo ' --without-FOO             package FOO is NOT available'
509         echo ' --enable-FOO, --enable-FOO=BAR include feature FOO (parameter BAR)'
510         echo ' --disable-FOO             do not include feature FOO'
511         echo
512         echo 'Where HOST and TARGET are something like "sparc-sunos", "mips-sgi-irix5", etc.'
513         echo
514         if [ -r config.status ] ; then
515                 cat config.status
516         fi
517
518         exit 1
519 fi
520
521 configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
522 moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
523 ## the sed command below emulates the dirname command
524 topsrcdir=`cd \`echo ${progname} | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'\`; ${PWDCMD-pwd}`
525
526
527 # this is a hack.  sun4 must always be a valid host alias or this will fail.
528 if ${config_shell} ${configsub} sun4 >/dev/null 2>&1 ; then
529         true
530 else
531         echo '***' cannot find config.sub.  1>&2
532         exit 1
533 fi
534
535 touch config.junk
536 if ${config_shell} ${moveifchange} config.junk config.trash ; then
537         true
538 else
539         echo '***' cannot find move-if-change.  1>&2
540         exit 1
541 fi
542 rm -f config.junk config.trash
543
544 case "${srcdir}" in
545 "")
546         if [ -r configure.in ] ; then
547                 srcdir=.
548         else
549                 if [ -r ${progname}.in ] ; then
550                         srcdir=`echo ${progname} | sed 's:/configure$::'`
551                 else
552                         echo '***' "Can't find configure.in.  Try using --srcdir=some_dir"  1>&2
553                         exit 1
554                 fi
555         fi
556         ;;
557 *)
558         # Set srcdir to "." if that's what it is.
559         # This is important for multilib support.
560         if [ ! -d ${srcdir} ] ; then
561                 echo "Invalid source directory ${srcdir}" >&2
562                 exit 1
563         fi
564         pwd=`${PWDCMD-pwd}`
565         srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
566         if [ "${pwd}" = "${srcpwd}" ] ; then
567                 srcdir=.
568         fi
569 esac
570
571 ### warn about some conflicting configurations.
572
573 case "${srcdir}" in
574 ".") ;;
575 *)
576         if [ -f ${srcdir}/config.status ] ; then
577                 echo '***' Cannot configure here in \"${PWD=`${PWDCMD-pwd}`}\" when \"${srcdir}\" is currently configured. 1>&2
578                 exit 1
579         fi
580 esac
581
582 # default exec_prefix
583 case "${exec_prefixoption}" in
584 "") exec_prefix="\$(prefix)" ;;
585 *) ;;
586 esac
587
588 # Define the trigger file to make sure configure will re-run whenever
589 # the gcc version number changes.
590 if [ "${with_gcc_version_trigger+set}" = set ]; then
591     gcc_version_trigger="$with_gcc_version_trigger"
592     gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
593 else
594     # If gcc's sources are available, define the trigger file.
595     if [ -f ${topsrcdir}/gcc/version.c ] ; then
596         gcc_version_trigger=${topsrcdir}/gcc/version.c
597         gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/'`
598         case "$arguments" in
599           *--with-gcc-version-trigger=$gcc_version_trigger* )
600             ;;
601           * )
602             # Make sure configure.in knows about this.
603             arguments="--with-gcc-version-trigger=$gcc_version_trigger $arguments"
604             ;;
605         esac
606         withoptions="--with-gcc-version-trigger=$gcc_version_trigger $withoptions"
607     fi
608 fi
609
610 ### break up ${srcdir}/configure.in.
611 case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
612 "")
613         echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
614         # Check for a directory that's been converted to use autoconf since
615         # it was last configured.
616         if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
617           echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
618           if [ -r ${srcdir}/configure ] ; then
619             echo '***' Running the local configure script. 1>&2
620             case "${cache_file}" in
621             "") cache_file_option= ;;
622             *)  cache_file_option="--cache-file=${cache_file}" ;;
623             esac
624             srcdiroption="--srcdir=${srcdir}"
625             case "${build_alias}" in
626             "") buildopt= ;;
627             *)  buildopt="--build=${build_alias}" ;;
628             esac
629             eval exec ${config_shell} ${srcdir}/configure ${verbose} \
630                 ${buildopt} --host=${host_alias} --target=${target_alias} \
631                 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
632                 ${srcdiroption} ${diroptions} \
633                 ${program_prefixoption} ${program_suffixoption} \
634                 ${program_transform_nameoption} ${site_option} \
635                 ${withoptions} ${withoutoptions} \
636                 ${enableoptions} ${disableoptions} ${floating_pointoption} \
637                 ${cache_file_option} ${other_options} ${redirect}
638           else
639             echo '***' There is no configure script present though. 1>&2
640           fi
641         fi
642         exit 1
643         ;;
644 *) ;;
645 esac
646
647 case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
648 "")
649         echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
650         exit 1
651         ;;
652 *) ;;
653 esac
654
655 case "${TMPDIR}" in
656 "") TMPDIR=/tmp ; export TMPDIR ;;
657 *) ;;
658 esac
659
660 # keep this filename short for &%*%$*# 14 char file names and 8+3 file names
661 tmpdir=${TMPDIR}/cNf$$
662 mkdir ${tmpdir} || exit 1
663 tmpfile=${tmpdir}/cNf$$
664 # Note that under many versions of sh a trap handler for 0 will *override* any
665 # exit status you explicitly specify!  At this point, the only non-error exit
666 # is at the end of the script; these actions are duplicated there, minus
667 # the "exit 1".  Don't use "exit 0" anywhere after this without resetting the
668 # trap handler, or you'll lose.
669 trap "rm -rf Makefile.tem ${tmpdir}; exit 1" 0 1 2 15
670
671 # split ${srcdir}/configure.in into common, per-host, per-target,
672 # and post-target parts.  Post-target is optional.
673 sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
674 sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
675 if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
676   sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
677   sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
678 else
679   sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
680   echo >${tmpfile}.pos
681 fi
682
683 ### do common part of configure.in
684
685 . ${tmpfile}.com
686
687 # some sanity checks on configure.in
688 case "${srctrigger}" in
689 "")
690         echo '***' srctrigger not set in ${PWD=`${PWDCMD-pwd}`}/configure.in.  1>&2
691         exit 1
692         ;;
693 *) ;;
694 esac
695
696 case "${build_alias}" in
697 "")
698         if result=`${config_shell} ${configsub} ${host_alias}` ; then
699             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
700             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
701             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
702             build=${build_cpu}-${build_vendor}-${build_os}
703             build_alias=${host_alias}
704         fi
705         ;;
706 *)
707         if result=`${config_shell} ${configsub} ${build_alias}` ; then
708             buildopt="--build=${build_alias}"
709             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
710             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
711             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
712             build=${build_cpu}-${build_vendor}-${build_os}
713         else
714             echo "Unrecognized build system name ${build_alias}." 1>&2
715             exit 1
716         fi
717         ;;
718 esac
719
720 if result=`${config_shell} ${configsub} ${host_alias}` ; then
721     true
722 else
723     echo "Unrecognized host system name ${host_alias}." 1>&2
724     exit 1
725 fi
726 host_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
727 host_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
728 host_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
729 host=${host_cpu}-${host_vendor}-${host_os}
730
731 . ${tmpfile}.hst
732
733 if result=`${config_shell} ${configsub} ${target_alias}` ; then
734     true
735 else
736     echo "Unrecognized target system name ${target_alias}." 1>&2
737     exit 1
738 fi
739 target_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
740 target_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
741 target_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
742 target=${target_cpu}-${target_vendor}-${target_os}
743
744 . ${tmpfile}.tgt
745
746 # Find the source files, if location was not specified.
747 case "${srcdir}" in
748 "")
749         srcdirdefaulted=1
750         srcdir=.
751         if [ ! -r ${srctrigger} ] ; then
752                 srcdir=..
753         fi
754         ;;
755 *) ;;
756 esac
757
758 if [ ! -r ${srcdir}/${srctrigger} ] ; then
759         case "${srcdirdefaulted}" in
760         "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`${PWDCMD-pwd}`}/${srcdir}" 1>&2 ;;
761         *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`${PWDCMD-pwd}`}/. or ${PWD=`${PWDCMD-pwd}`}/.." 1>&2 ;;
762         esac
763
764         echo '***' \(At least ${srctrigger} is missing.\) 1>&2
765         exit 1
766 fi
767
768 # Some systems (e.g., one of the i386-aix systems the gas testers are
769 # using) don't handle "\$" correctly, so don't use it here.
770 tooldir='$(exec_prefix)'/${target_alias}
771
772 if [ "${host_alias}" != "${target_alias}" ] ; then
773     if [ "${program_prefixoption}" = "" ] ; then
774         if [ "${program_suffixoption}" = "" ] ; then 
775             if [ "${program_transform_nameoption}" = "" ] ; then
776                 program_prefix=${target_alias}- ;
777             fi
778         fi
779     fi
780 fi
781
782 # Merge program_prefix and program_suffix onto program_transform_name.
783 # (program_suffix used to use $, but it's hard to preserve $ through both
784 # make and sh.)
785 if [ "${program_suffix}" != "" ] ; then
786     program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
787 fi
788
789 if [ "${program_prefix}" != "" ] ; then
790     program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
791 fi
792
793 # If CC and CXX are not set in the environment, and the Makefile
794 # exists, try to extract them from it.  This is to handle running
795 # ./config.status by hand.
796 if [ -z "${CC}" ] && [ -r Makefile ]; then
797   sed -n -e ':loop
798 /\\$/ N
799 s/\\\n//g
800 t loop
801 /^CC[   ]*=/ s/CC[      ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
802   CC=`tail -1 Makefile.cc`
803   rm -f Makefile.cc
804 fi
805
806 if [ -z "${CFLAGS}" ] && [ -r Makefile ]; then
807   sed -n -e ':loop
808 /\\$/ N
809 s/\\\n//g
810 t loop
811 /^CFLAGS[       ]*=/ s/CFLAGS[  ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
812   CFLAGS=`tail -1 Makefile.cc`
813   rm -f Makefile.cc
814 fi
815
816 if [ -z "${CXX}" ] && [ -r Makefile ]; then
817   sed -n -e ':loop
818 /\\$/ N
819 s/\\\n//g
820 t loop
821 /^CXX[  ]*=/ s/CXX[     ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
822   CXX=`tail -1 Makefile.cc`
823   rm -f Makefile.cc
824 fi
825
826 if [ -z "${CXXFLAGS}" ] && [ -r Makefile ]; then
827   sed -n -e ':loop
828 /\\$/ N
829 s/\\\n//g
830 t loop
831 /^CXXFLAGS[     ]*=/ s/CXXFLAGS[        ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
832   CXXFLAGS=`tail -1 Makefile.cc`
833   rm -f Makefile.cc
834 fi
835
836 # Generate a default definition for YACC.  This is used if the makefile can't
837 # locate bison or byacc in objdir.
838
839 for prog in 'bison -y' byacc yacc
840 do
841   set dummy $prog; tmp=$2
842   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
843   for dir in $PATH; do
844     test -z "$dir" && dir=.
845     if test -f $dir/$tmp; then
846       DEFAULT_YACC="$prog"
847       break
848     fi
849   done
850   IFS="$save_ifs"
851
852   test -n "$DEFAULT_YACC" && break
853 done
854
855 # Generate a default definition for M4.  This is used if the makefile can't
856 # locate m4 in objdir.
857
858 for prog in gm4 gnum4 m4
859 do
860   set dummy $prog; tmp=$2
861   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
862   for dir in $PATH; do
863     test -z "$dir" && dir=.
864     if test -f $dir/$tmp; then
865       DEFAULT_M4="$prog"
866       break
867     fi
868   done
869   IFS="$save_ifs"
870
871   test -n "$DEFAULT_M4" && break
872 done
873
874 # Generate a default definition for LEX.  This is used if the makefile can't
875 # locate flex in objdir.
876
877 for prog in flex lex
878 do
879   set dummy $prog; tmp=$2
880   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
881   for dir in $PATH; do
882     test -z "$dir" && dir=.
883     if test -f $dir/$tmp; then
884       DEFAULT_LEX="$prog"
885       break
886     fi
887   done
888   IFS="$save_ifs"
889
890   test -n "$DEFAULT_LEX" && break
891 done
892
893
894 if [ "${build}" != "${host}" ]; then
895   # If we are doing a Canadian Cross, in which the host and build systems
896   # are not the same, we set reasonable default values for the tools.
897   tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
898   tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET GCJ_FOR_TARGET"
899   tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET BUILD_PREFIX"
900   tools="${tools} BUILD_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
901   tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
902   tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
903   tools="${tools} OBJCOPY OBJDUMP"
904
905   for var in ${tools}; do
906     if eval [ -z \"\$${var}\" ] && [ -r Makefile ]; then
907       sed -n -e ':loop
908 /\\$/ N
909 s/\\\n//g
910 t loop
911 /^'"${var}"'[   ]*=/ s/'"${var}"'[      ]*=[    ]*\(.*\)/\1/p' \
912         < Makefile > Makefile.v
913       t=`tail -1 Makefile.v`
914       if [ -n "${t}" ]; then
915         eval "${var}=\${t}"
916       fi
917       rm -f Makefile.v
918     fi
919   done
920
921   AR=${AR-${host_alias}-ar}
922   AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
923   AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
924   AS=${AS-${host_alias}-as}
925   AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
926   BISON=${BISON-bison}
927   CC=${CC-${host_alias}-gcc}
928   CFLAGS=${CFLAGS-"-g -O2"}
929   CXX=${CXX-${host_alias}-c++}
930   CXXFLAGS=${CXXFLAGS-"-g -O2"}
931   CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
932   CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
933   CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
934   GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
935   DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
936   DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
937   GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
938   BUILD_PREFIX=${build_alias}-
939   BUILD_PREFIX_1=${build_alias}-
940   LD=${LD-${host_alias}-ld}
941   LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
942   MAKEINFO=${MAKEINFO-makeinfo}
943   NM=${NM-${host_alias}-nm}
944   NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
945   NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
946   RANLIB=${RANLIB-${host_alias}-ranlib}
947   RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
948   WINDRES=${WINDRES-${host_alias}-windres}
949   WINDRES_FOR_TARGET=${WINDRES_FOR_TARGET-${target_alias}-windres}
950   OBJCOPY=${OBJCOPY-${host_alias}-objcopy}
951   OBJDUMP=${OBJDUMP-${host_alias}-objdump}
952
953   if [ -z "${YACC}" ]; then
954     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
955     for dir in $PATH; do
956       test -z "$dir" && dir=.
957       if test -f $dir/bison; then
958         YACC="bison -y"
959         break
960       fi
961       if test -f $dir/byacc; then
962         YACC=byacc
963         break
964       fi
965       if test -f $dir/yacc; then
966         YACC=yacc
967         break
968       fi
969     done
970     IFS="$save_ifs"
971     if [ -z "${YACC}" ]; then
972       YACC="bison -y"
973     fi
974   fi
975
976   if [ -z "${LEX}" ]; then
977     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
978     for dir in $PATH; do
979       test -z "$dir" && dir=.
980       if test -f $dir/flex; then
981         LEX=flex
982         break
983       fi
984       if test -f $dir/lex; then
985         LEX=lex
986         break
987       fi
988     done
989     IFS="$save_ifs"
990     LEX=${LEX-flex}
991   fi
992
993   # Export variables which autoconf might try to set.
994   export AS
995   export AR
996   export CC_FOR_BUILD
997   export DLLTOOL
998   export LD
999   export NM
1000   export RANLIB
1001   export WINDRES
1002   export OBJCOPY
1003   export OBJDUMP
1004 else
1005   # Set reasonable default values for some tools even if not Canadian.
1006   # Of course, these are different reasonable default values, originally
1007   # specified directly in the Makefile.
1008   # We don't export, so that autoconf can do its job.
1009   # Note that all these settings are above the fragment inclusion point
1010   # in Makefile.in, so can still be overridden by fragments.
1011   # This is all going to change when we autoconfiscate...
1012
1013   tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
1014   tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET BUILD_PREFIX"
1015   tools="${tools} BUILD_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
1016   tools="${tools} NM_FOR_TARGET RANLIB_FOR_TARGET"
1017   tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
1018
1019   AR=ar
1020   AR_FOR_TARGET='\$(USUAL_AR_FOR_TARGET)'
1021   AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
1022   AS=as
1023   AS_FOR_TARGET='\$(USUAL_AS_FOR_TARGET)'
1024   BISON='$(USUAL_BISON)'
1025   CC_FOR_BUILD='\$(CC)'
1026   DLLTOOL=dlltool
1027   DLLTOOL_FOR_TARGET='\$(USUAL_DLLTOOL_FOR_TARGET)'
1028   GCC_FOR_TARGET='\$(USUAL_GCC_FOR_TARGET)'
1029   BUILD_PREFIX=
1030   BUILD_PREFIX_1=loser-
1031   LD=ld
1032   LD_FOR_TARGET='\$(USUAL_LD_FOR_TARGET)'
1033   MAKEINFO='\$(USUAL_MAKEINFO)'
1034   NM=nm
1035   NM_FOR_TARGET='\$(USUAL_NM_FOR_TARGET)'
1036   NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
1037   RANLIB_FOR_TARGET='\$(USUAL_RANLIB_FOR_TARGET)'
1038   WINDRES=windres
1039   WINDRES_FOR_TARGET='\$(USUAL_WINDRES_FOR_TARGET)'
1040   LEX='\$(USUAL_LEX)'
1041   YACC='\$(USUAL_YACC)'
1042
1043   # If CC is still not set, try to get gcc.
1044   if [ -z "${CC}" ]; then
1045     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
1046     for dir in $PATH; do
1047       test -z "$dir" && dir=.
1048       if test -f $dir/gcc; then
1049         CC="gcc"
1050         echo 'void f(){}' > conftest.c
1051         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1052           CFLAGS=${CFLAGS-"-g -O2"}
1053           CXXFLAGS=${CXXFLAGS-"-g -O2"}
1054         else
1055           CFLAGS=${CFLAGS-"-O2"}
1056           CXXFLAGS=${CXXFLAGS-"-O2"}
1057         fi
1058         rm -f conftest*
1059         break
1060       fi
1061     done
1062     IFS="$save_ifs"
1063     CC=${CC-cc}
1064   else
1065     if test -z "${CFLAGS}"; then
1066       # Here CC is set but CFLAGS is not.  Use a quick hack to use -O2 if CC
1067       # is set to a version of gcc.
1068       case "${CC}" in
1069       *gcc)
1070         echo 'void f(){}' > conftest.c
1071         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1072           CFLAGS=${CFLAGS-"-g -O2"}
1073           CXXFLAGS=${CXXFLAGS-"-g -O2"}
1074         else
1075           CFLAGS=${CFLAGS-"-O2"}
1076           CXXFLAGS=${CXXFLAGS-"-O2"}
1077         fi
1078         rm -f conftest*
1079         ;;
1080       esac
1081     fi
1082   fi
1083
1084   CXX=${CXX-"c++"}
1085   CFLAGS=${CFLAGS-"-g"}
1086   CXXFLAGS=${CXXFLAGS-"-g -O2"}
1087 fi
1088
1089 export CC
1090 export CXX
1091 export CFLAGS
1092 export CXXFLAGS
1093
1094 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1095 # Set up the list of links to be made.
1096 # ${links} is the list of link names, and ${files} is the list of names to link to.
1097
1098 # Make the links.
1099 configlinks="${links}"
1100 if [ -r ./config.status ] ; then
1101   mv -f ./config.status ./config.back
1102 fi
1103 while [ -n "${files}" ] ; do
1104   # set file to car of files, files to cdr of files
1105   set ${files}; file=$1; shift; files=$*
1106   set ${links}; link=$1; shift; links=$*
1107
1108   if [ ! -r ${srcdir}/${file} ] ; then
1109     if [ ! -r ${file} ] ; then
1110       echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1111       echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1112       exit 1
1113     else
1114       srcfile=${file}
1115     fi
1116   else
1117     srcfile=${srcdir}/${file}
1118   fi
1119
1120   ${remove} -f ${link}
1121   # Make a symlink if possible, otherwise try a hard link
1122   if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1123     true
1124   else
1125     # We need to re-remove the file because Lynx leaves a 
1126     # very strange directory there when it fails an NFS symlink.
1127     ${remove} -r -f ${link}
1128     ${hard_link} ${srcfile} ${link}
1129   fi
1130   if [ ! -r ${link} ] ; then
1131     echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1132     exit 1
1133   fi
1134
1135   echo "Linked \"${link}\" to \"${srcfile}\"."
1136 done
1137
1138 # Create a .gdbinit file which runs the one in srcdir
1139 # and tells GDB to look there for source files.
1140
1141 if [ -r ${srcdir}/.gdbinit ] ; then
1142   case ${srcdir} in
1143     .) ;;
1144     *) cat > ./.gdbinit <<EOF
1145 # ${NO_EDIT}
1146 dir ${srcdir}
1147 dir .
1148 source ${srcdir}/.gdbinit
1149 EOF
1150     ;;
1151   esac
1152 fi
1153
1154 # Install a makefile, and make it set VPATH
1155 # if necessary so that the sources are found.
1156 # Also change its value of srcdir.
1157 # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
1158 # been somewhat optimized and is perhaps a bit twisty.
1159
1160 # code is order so as to try to sed the smallest input files we know.
1161 # so do these separately because I don't trust the order of sed -e expressions.
1162
1163 # the five makefile fragments MUST end up in the resulting Makefile in this order: 
1164 # package macros, target, host, site, and package rules.
1165
1166 if [ -f ${srcdir}/${Makefile_in} ] ; then
1167
1168   # Conditionalize the makefile for this package from "Makefile.in" (or whatever it's called) into Makefile.tem.
1169   rm -f ./${Makefile}.tem
1170   case "${package_makefile_rules_frag}" in
1171     "") cp ${srcdir}/${Makefile_in} ./Makefile.tem ;;
1172     *)
1173       if [ ! -f ${package_makefile_rules_frag} ] ; then
1174         package_makefile_rules_frag=${srcdir}/${package_makefile_rules_frag}
1175       fi
1176       if [ -f ${package_makefile_rules_frag} ] ; then
1177         sed -e "/^####/  r ${package_makefile_rules_frag}" ${srcdir}/${Makefile_in} > ${Makefile}.tem
1178       else
1179         echo '***' Expected package makefile rules fragment \"${package_makefile_rules_frag}\" 1>&2
1180         echo '***' is missing in ${PWD=`${PWDCMD-pwd}`}. 1>&2
1181         cp ${srcdir}/${Makefile_in} ./Makefile.tem
1182       fi
1183   esac
1184   # working copy now in ${Makefile}.tem
1185
1186   # Conditionalize for this site.
1187   rm -f ${Makefile}
1188   case "${site}" in
1189     "") mv ./Makefile.tem ${Makefile} ;;
1190     *)
1191       site_makefile_frag=${srcdir}/config/ms-${site}
1192
1193       if [ -f ${site_makefile_frag} ] ; then
1194         sed -e "/^####/  r ${site_makefile_frag}" ./Makefile.tem > ${Makefile}
1195       else
1196         mv ./Makefile.tem ${Makefile}
1197         site_makefile_frag=
1198       fi
1199       ;;
1200   esac
1201   # working copy now in ${Makefile}
1202
1203   # Conditionalize the makefile for this host.
1204   rm -f ./Makefile.tem
1205   case "${host_makefile_frag}" in
1206     "") mv ${Makefile} ./Makefile.tem ;;
1207     *)
1208       if [ ! -f ${host_makefile_frag} ] ; then
1209         host_makefile_frag=${srcdir}/${host_makefile_frag}
1210       fi
1211       if [ -f ${host_makefile_frag} ] ; then
1212         sed -e "/^####/  r ${host_makefile_frag}" ${Makefile} > ./Makefile.tem
1213       else
1214         echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
1215         echo '***' is missing in ${PWD=`${PWDCMD-pwd}`}. 1>&2
1216         mv ${Makefile} ./Makefile.tem
1217       fi
1218   esac
1219   # working copy now in ./Makefile.tem
1220
1221   # Conditionalize the makefile for this target.
1222   rm -f ${Makefile}
1223   case "${target_makefile_frag}" in
1224     "") mv ./Makefile.tem ${Makefile} ;;
1225     *)
1226       if [ ! -f ${target_makefile_frag} ] ; then
1227         target_makefile_frag=${srcdir}/${target_makefile_frag}
1228       fi
1229       if [ -f ${target_makefile_frag} ] ; then
1230         sed -e "/^####/  r ${target_makefile_frag}" ./Makefile.tem > ${Makefile}
1231       else
1232         mv ./Makefile.tem ${Makefile}
1233         target_makefile_frag=
1234       fi
1235       ;;
1236   esac
1237   # working copy now in ${Makefile}
1238
1239   # Emit the default values of this package's macros.
1240   rm -f ./Makefile.tem
1241   case "${package_makefile_frag}" in
1242     "") mv ${Makefile} ./Makefile.tem ;;
1243     *)
1244       if [ ! -f ${package_makefile_frag} ] ; then
1245         package_makefile_frag=${srcdir}/${package_makefile_frag}
1246       fi
1247       if [ -f ${package_makefile_frag} ] ; then
1248         sed -e "/^####/  r ${package_makefile_frag}" ${Makefile} > ./Makefile.tem
1249       else
1250         echo '***' Expected package makefile fragment \"${package_makefile_rules_frag}\" 1>&2
1251         echo '***' is missing in ${PWD=`${PWDCMD-pwd}`}. 1>&2
1252         mv ${Makefile} ./Makefile.tem
1253       fi
1254   esac
1255   # real copy now in ./Makefile.tem
1256
1257   # record if we want runtime library stuff installed in libsubdir.
1258   # Blank means no.
1259   if test -z "${enable_version_specific_runtime_libs}"; then
1260     enable_version_specific_runtime_libs=no
1261   fi
1262
1263   sed -e "s|@configlinks@|${configlinks}|" \
1264       -e "s|@build_alias@|${build_alias}|" \
1265       -e "s|@build_cpu@|${build_cpu}|" \
1266       -e "s|@build_vendor@|${build_vendor}|" \
1267       -e "s|@build_os@|${build_os}|" \
1268       -e "s|@host_alias@|${host_alias}|" \
1269       -e "s|@host_cpu@|${host_cpu}|" \
1270       -e "s|@host_vendor@|${host_vendor}|" \
1271       -e "s|@host_os@|${host_os}|" \
1272       -e "s|@target_alias@|${target_alias}|" \
1273       -e "s|@target_cpu@|${target_cpu}|" \
1274       -e "s|@target_vendor@|${target_vendor}|" \
1275       -e "s|@target_os@|${target_os}|" \
1276       -e "s|@target_makefile_frag@|${target_makefile_frag}|" \
1277       -e "s|@host_makefile_frag@|${host_makefile_frag}|" \
1278       -e "s|@enable_shared@|${enable_shared}|" \
1279       -e "s|@enable_threads@|${enable_threads}|" \
1280       -e "s|@enable_version_specific_runtime_libs@|${enable_version_specific_runtime_libs}|" \
1281       -e "s|@gcc_version_trigger@|${gcc_version_trigger}|" \
1282       -e "s|@gcc_version@|${gcc_version}|" \
1283       ./Makefile.tem > ${Makefile}
1284   mv -f ${Makefile} ./Makefile.tem
1285   # Real copy now in Makefile.tem; no prologue.
1286
1287   # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1288   # remove any form feeds.
1289   sed -e "s|@configdirs@|${configdirs}|" \
1290       -e "s|@prefix@|${prefix}|" \
1291       -e "s|@exec_prefix@|${exec_prefix}|" \
1292       -e "s|@bindir@|${bindir}|" \
1293       -e "s|@sbindir@|${sbindir}|" \
1294       -e "s|@libexecdir@|${libexecdir}|" \
1295       -e "s|@datadir@|${datadir}|" \
1296       -e "s|@sysconfdir@|${sysconfdir}|" \
1297       -e "s|@sharedstatedir@|${sharedstatedir}|" \
1298       -e "s|@localstatedir@|${localstatedir}|" \
1299       -e "s|@libdir@|${libdir}|" \
1300       -e "s|@includedir@|${includedir}|" \
1301       -e "s|@oldincludedir@|${oldincludedir}|" \
1302       -e "s|@infodir@|${infodir}|" \
1303       -e "s|@mandir@|${mandir}|" \
1304       -e "/^CC[         ]*=/{
1305           :loop1
1306           /\\\\$/ N
1307           s/\\\\\\n//g
1308           t loop1
1309           s%^CC[        ]*=.*$%CC = ${CC}%
1310           }" \
1311       -e "/^CXX[        ]*=/{
1312           :loop2
1313           /\\\\$/ N
1314           s/\\\\\\n//g
1315           t loop2
1316           s%^CXX[       ]*=.*$%CXX = ${CXX}%
1317           }" \
1318       -e "/^CFLAGS[     ]*=/{
1319           :loop3
1320           /\\\\$/ N
1321           s/\\\\\\n//g
1322           t loop3
1323           s%^CFLAGS[    ]*=.*$%CFLAGS = ${CFLAGS}%
1324           }" \
1325       -e "/^CXXFLAGS[   ]*=/{
1326           :loop4
1327           /\\\\$/ N
1328           s/\\\\\\n//g
1329           t loop4
1330           s%^CXXFLAGS[  ]*=.*$%CXXFLAGS = ${CXXFLAGS}%
1331           }" \
1332       -e "s|@config_shell@|${config_shell}|" \
1333       -e "s|@srcdir@|${srcdir}|" \
1334       -e "s/\f//" \
1335       -e "s:@program_transform_name@:${program_transform_name}:" \
1336       -e "s|@tooldir@|${tooldir}|" \
1337       -e "s|@build_tooldir@|${tooldir}|" \
1338       -e "s:@DEFAULT_YACC@:${DEFAULT_YACC}:" \
1339       -e "s:@DEFAULT_LEX@:${DEFAULT_LEX}:" \
1340       -e "s:@DEFAULT_M4@:${DEFAULT_M4}:" \
1341           ./Makefile.tem > ${Makefile}
1342
1343   # If this is a Canadian Cross, preset the values of many more
1344   # tools.
1345   if [ "${build}" != "${host}" ]; then
1346     for var in ${tools}; do
1347       eval val=\$${var}
1348       sed -e "/^${var}[         ]*=/{
1349               :loop1
1350               /\\\\$/ N
1351               /\\\\$/ b loop1
1352               s/\\\\\\n//g
1353               s%^${var}[        ]*=.*$%${var} = ${val}%
1354               }" ${Makefile} > ${Makefile}.tem
1355       mv -f ${Makefile}.tem ${Makefile}
1356     done
1357   fi
1358   # If this is NOT a Canadian Cross, preset the values of some more
1359   # tools.  The above line should get merged into this, but this
1360   # substitutes *once* where the above substitutes *globally*; that
1361   # needs to be worked out before the merger.  The issue is in Makefile
1362   # fragment elements (ick, yuck, ugh).
1363   if [ "${build}" = "${host}" ]; then
1364     for var in ${tools}; do
1365       eval val=\$${var}
1366       sed -e "s%@${var}@%${val}%" ${Makefile} > ${Makefile}.tem
1367       mv -f ${Makefile}.tem ${Makefile}
1368     done
1369   fi
1370
1371   # final copy now in ${Makefile}
1372
1373 else
1374   echo "No Makefile.in found in ${srcdir}/., unable to configure" 1>&2
1375 fi
1376
1377 rm -f ./Makefile.tem
1378
1379 case "${host_makefile_frag}" in
1380   "") using= ;;
1381   *) using="and \"${host_makefile_frag}\"" ;;
1382 esac
1383
1384 case "${target_makefile_frag}" in
1385   "") ;;
1386   *) using="${using} and \"${target_makefile_frag}\"" ;;
1387 esac
1388
1389 case "${site_makefile_frag}" in
1390   "") ;;
1391   *) using="${using} and \"${site_makefile_frag}\"" ;;
1392 esac
1393
1394 newusing=`echo "${using}" | sed 's/and/using/'`
1395 using=${newusing}
1396 echo "Created \"${Makefile}\" in" ${PWD=`${PWDCMD-pwd}`} ${using}
1397
1398 . ${tmpfile}.pos
1399
1400 # describe the chosen configuration in config.status.
1401 # Make that file a shellscript which will reestablish
1402 # the same configuration.  Used in Makefiles to rebuild
1403 # Makefiles.
1404
1405 case "${norecursion}" in
1406   "") arguments="${arguments} --norecursion" ;;
1407   *) ;;
1408 esac
1409
1410 echo "#!/bin/sh
1411 # ${NO_EDIT}
1412 # This directory was configured as follows:
1413 ${progname}" ${arguments}  "
1414 # ${using}" > ./config.new
1415 chmod a+x ./config.new
1416 if [ -r ./config.back ] ; then
1417   mv -f ./config.back ./config.status
1418 fi
1419 ${config_shell} ${moveifchange} ./config.new ./config.status
1420
1421 # If there are subdirectories, then recur.
1422 if [ -z "${norecursion}" ] && [ -n "${configdirs}" ] ; then 
1423         for configdir in ${configdirs} ${extraconfigdirs} ; do
1424
1425                 # If configdir contains ',' it is
1426                 # srcdir,builddir,target_alias
1427                 # These come from extraconfigdirs.
1428                 case ${configdir} in
1429                 *,*)
1430                     eval `echo ${configdir} | sed -e 's/\([^,]*\),\([^,]*\),\(.*\)/cfg_dir=\1 bld_dir=\2 tgt_alias=\3/'`
1431                     ;;
1432                 *)
1433                     cfg_dir=${configdir}
1434                     bld_dir=${configdir}
1435                     tgt_alias=${target_alias}
1436                     ;;
1437                 esac
1438
1439                 if [ -d ${srcdir}/${cfg_dir} ] ; then
1440                         eval echo Configuring ${configdir}... ${redirect}
1441                         case "${srcdir}" in
1442                         ".") ;;
1443                         *)
1444                                 if [ ! -d ./${bld_dir} ] ; then
1445                                         if mkdir ./${bld_dir} ; then
1446                                                 true
1447                                         else
1448                                                 echo '***' "${progname}: could not make ${PWD=`${PWDCMD-pwd}`}/${bld_dir}" 1>&2
1449                                                 exit 1
1450                                         fi
1451                                 fi
1452                                 ;;
1453                         esac
1454
1455                         POPDIR=${PWD=`${PWDCMD-pwd}`}
1456                         cd ${bld_dir} 
1457
1458 ### figure out what to do with srcdir
1459                         case "${srcdir}" in
1460                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
1461                         /* | [A-Za-z]:[\\/]* ) # absolute path
1462                                 newsrcdir=${srcdir}/${cfg_dir}
1463                                 srcdiroption="--srcdir=${newsrcdir}"
1464                                 ;;
1465                         *) # otherwise relative
1466                                 newsrcdir=../${srcdir}/${cfg_dir}
1467                                 srcdiroption="--srcdir=${newsrcdir}"
1468                                 ;;
1469                         esac
1470
1471                         # Handle --cache-file=../XXX
1472                         case "${cache_file}" in
1473                         "") # empty
1474                                 ;;
1475                         /* | [A-Za-z]:[\\/]* ) # absolute path
1476                                 cache_file_option="--cache-file=${cache_file}"
1477                                 ;;
1478                         *) # relative path
1479                                 cache_file_option="--cache-file=../${cache_file}"
1480                                 ;;
1481                         esac
1482
1483 ### check for guested configure, otherwise fix possibly relative progname
1484                         if [ -f ${newsrcdir}/configure ] ; then
1485                                 recprog=${newsrcdir}/configure
1486                         elif [ -f ${newsrcdir}/configure.in ] ; then
1487                                 case "${progname}" in
1488                                 /* | [A-Za-z]:[\\/]* )  recprog=${progname} ;;
1489                                 *)                      recprog=../${progname} ;;
1490                                 esac
1491                         else
1492                                 eval echo No configuration information in ${cfg_dir} ${redirect}
1493                                 recprog=
1494                         fi
1495
1496 ### The recursion line is here.
1497                         if [ ! -z "${recprog}" ] ; then
1498                                 if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${tgt_alias} \
1499                                         ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
1500                                         ${srcdiroption} ${diroptions} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${other_options} ${redirect} ; then
1501                                         true
1502                                 else
1503                                         echo Configure in `${PWDCMD-pwd}` failed, exiting. 1>&2
1504                                         exit 1
1505                                 fi
1506                         fi
1507
1508                         cd ${POPDIR}
1509                 fi
1510         done
1511 fi
1512
1513 # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
1514 # and reset the trap handler.
1515 rm -rf ${tmpdir}
1516 trap 0
1517
1518 exit 0
1519
1520 #
1521 # Local Variables:
1522 # fill-column: 131
1523 # End:
1524 #
1525
1526 # end of configure