2002-11-29 Nathanael Nerode <neroden@gcc.gnu.org>
[external/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 # If the language specific compiler does not exist, but the "gcc" directory does,
686 # we will skip this directory; in this case the sub-directory's common part
687 # of configure.in will create a small shell script "skip-this-dir" containing
688 # commands to completely clean up any temporary or created files.
689
690 . ${tmpfile}.com
691
692 if test -f skip-this-dir; then
693         # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
694         # and reset the trap handler.
695         trap 0
696         rm -rf Makefile* ${tmpdir}
697         # Execute the final clean-up actions
698         ${config_shell} skip-this-dir
699         # and stop configuring this directory.
700         exit 0
701 fi
702
703 # some sanity checks on configure.in
704 case "${srctrigger}" in
705 "")
706         echo '***' srctrigger not set in ${PWD=`${PWDCMD-pwd}`}/configure.in.  1>&2
707         exit 1
708         ;;
709 *) ;;
710 esac
711
712 case "${build_alias}" in
713 "")
714         if result=`${config_shell} ${configsub} ${host_alias}` ; then
715             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
716             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
717             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
718             build=${build_cpu}-${build_vendor}-${build_os}
719             build_alias=${host_alias}
720         fi
721         ;;
722 *)
723         if result=`${config_shell} ${configsub} ${build_alias}` ; then
724             buildopt="--build=${build_alias}"
725             build_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
726             build_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
727             build_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
728             build=${build_cpu}-${build_vendor}-${build_os}
729         else
730             echo "Unrecognized build system name ${build_alias}." 1>&2
731             exit 1
732         fi
733         ;;
734 esac
735
736 if result=`${config_shell} ${configsub} ${host_alias}` ; then
737     true
738 else
739     echo "Unrecognized host system name ${host_alias}." 1>&2
740     exit 1
741 fi
742 host_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
743 host_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
744 host_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
745 host=${host_cpu}-${host_vendor}-${host_os}
746
747 . ${tmpfile}.hst
748
749 if result=`${config_shell} ${configsub} ${target_alias}` ; then
750     true
751 else
752     echo "Unrecognized target system name ${target_alias}." 1>&2
753     exit 1
754 fi
755 target_cpu=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
756 target_vendor=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
757 target_os=`echo $result | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
758 target=${target_cpu}-${target_vendor}-${target_os}
759
760 . ${tmpfile}.tgt
761
762 # Find the source files, if location was not specified.
763 case "${srcdir}" in
764 "")
765         srcdirdefaulted=1
766         srcdir=.
767         if [ ! -r ${srctrigger} ] ; then
768                 srcdir=..
769         fi
770         ;;
771 *) ;;
772 esac
773
774 if [ ! -r ${srcdir}/${srctrigger} ] ; then
775         case "${srcdirdefaulted}" in
776         "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`${PWDCMD-pwd}`}/${srcdir}" 1>&2 ;;
777         *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`${PWDCMD-pwd}`}/. or ${PWD=`${PWDCMD-pwd}`}/.." 1>&2 ;;
778         esac
779
780         echo '***' \(At least ${srctrigger} is missing.\) 1>&2
781         exit 1
782 fi
783
784 # Some systems (e.g., one of the i386-aix systems the gas testers are
785 # using) don't handle "\$" correctly, so don't use it here.
786 tooldir='$(exec_prefix)'/${target_alias}
787
788 if [ "${host_alias}" != "${target_alias}" ] ; then
789     if [ "${program_prefixoption}" = "" ] ; then
790         if [ "${program_suffixoption}" = "" ] ; then 
791             if [ "${program_transform_nameoption}" = "" ] ; then
792                 program_prefix=${target_alias}- ;
793             fi
794         fi
795     fi
796 fi
797
798 # Merge program_prefix and program_suffix onto program_transform_name.
799 # (program_suffix used to use $, but it's hard to preserve $ through both
800 # make and sh.)
801 if [ "${program_suffix}" != "" ] ; then
802     program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
803 fi
804
805 if [ "${program_prefix}" != "" ] ; then
806     program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
807 fi
808
809 # If CC and CXX are not set in the environment, and the Makefile
810 # exists, try to extract them from it.  This is to handle running
811 # ./config.status by hand.
812 if [ -z "${CC}" ] && [ -r Makefile ]; then
813   sed -n -e ':loop
814 /\\$/ N
815 s/\\\n//g
816 t loop
817 /^CC[   ]*=/ s/CC[      ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
818   CC=`tail -1 Makefile.cc`
819   rm -f Makefile.cc
820 fi
821
822 if [ -z "${CFLAGS}" ] && [ -r Makefile ]; then
823   sed -n -e ':loop
824 /\\$/ N
825 s/\\\n//g
826 t loop
827 /^CFLAGS[       ]*=/ s/CFLAGS[  ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
828   CFLAGS=`tail -1 Makefile.cc`
829   rm -f Makefile.cc
830 fi
831
832 if [ -z "${CXX}" ] && [ -r Makefile ]; then
833   sed -n -e ':loop
834 /\\$/ N
835 s/\\\n//g
836 t loop
837 /^CXX[  ]*=/ s/CXX[     ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
838   CXX=`tail -1 Makefile.cc`
839   rm -f Makefile.cc
840 fi
841
842 if [ -z "${CXXFLAGS}" ] && [ -r Makefile ]; then
843   sed -n -e ':loop
844 /\\$/ N
845 s/\\\n//g
846 t loop
847 /^CXXFLAGS[     ]*=/ s/CXXFLAGS[        ]*=[    ]*\(.*\)/\1/p' < Makefile > Makefile.cc
848   CXXFLAGS=`tail -1 Makefile.cc`
849   rm -f Makefile.cc
850 fi
851
852 # Generate a default definition for YACC.  This is used if the makefile can't
853 # locate bison or byacc in objdir.
854
855 for prog in 'bison -y' byacc yacc
856 do
857   set dummy $prog; tmp=$2
858   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
859   for dir in $PATH; do
860     test -z "$dir" && dir=.
861     if test -f $dir/$tmp; then
862       DEFAULT_YACC="$prog"
863       break
864     fi
865   done
866   IFS="$save_ifs"
867
868   test -n "$DEFAULT_YACC" && break
869 done
870
871 # Generate a default definition for M4.  This is used if the makefile can't
872 # locate m4 in objdir.
873
874 for prog in gm4 gnum4 m4
875 do
876   set dummy $prog; tmp=$2
877   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
878   for dir in $PATH; do
879     test -z "$dir" && dir=.
880     if test -f $dir/$tmp; then
881       DEFAULT_M4="$prog"
882       break
883     fi
884   done
885   IFS="$save_ifs"
886
887   test -n "$DEFAULT_M4" && break
888 done
889
890 # Generate a default definition for LEX.  This is used if the makefile can't
891 # locate flex in objdir.
892
893 for prog in flex lex
894 do
895   set dummy $prog; tmp=$2
896   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
897   for dir in $PATH; do
898     test -z "$dir" && dir=.
899     if test -f $dir/$tmp; then
900       DEFAULT_LEX="$prog"
901       break
902     fi
903   done
904   IFS="$save_ifs"
905
906   test -n "$DEFAULT_LEX" && break
907 done
908
909
910 if [ "${build}" != "${host}" ]; then
911   # If we are doing a Canadian Cross, in which the host and build systems
912   # are not the same, we set reasonable default values for the tools.
913   tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
914   tools="${tools} CC_FOR_TARGET CXX_FOR_TARGET GCJ_FOR_TARGET"
915   tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET BUILD_PREFIX"
916   tools="${tools} BUILD_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
917   tools="${tools} NM_FOR_TARGET RANLIB RANLIB_FOR_TARGET"
918   tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
919   tools="${tools} OBJCOPY OBJDUMP"
920
921   for var in ${tools}; do
922     if eval [ -z \"\$${var}\" ] && [ -r Makefile ]; then
923       sed -n -e ':loop
924 /\\$/ N
925 s/\\\n//g
926 t loop
927 /^'"${var}"'[   ]*=/ s/'"${var}"'[      ]*=[    ]*\(.*\)/\1/p' \
928         < Makefile > Makefile.v
929       t=`tail -1 Makefile.v`
930       if [ -n "${t}" ]; then
931         eval "${var}=\${t}"
932       fi
933       rm -f Makefile.v
934     fi
935   done
936
937   AR=${AR-${host_alias}-ar}
938   AR_FOR_TARGET=${AR_FOR_TARGET-${target_alias}-ar}
939   AS=${AS-${host_alias}-as}
940   AS_FOR_TARGET=${AS_FOR_TARGET-${target_alias}-as}
941   BISON=${BISON-bison}
942   CC=${CC-${host_alias}-gcc}
943   CFLAGS=${CFLAGS-"-g -O2"}
944   CXX=${CXX-${host_alias}-c++}
945   CXXFLAGS=${CXXFLAGS-"-g -O2"}
946   CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
947   CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
948   CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
949   GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
950   DLLTOOL=${DLLTOOL-${host_alias}-dlltool}
951   DLLTOOL_FOR_TARGET=${DLLTOOL_FOR_TARGET-${target_alias}-dlltool}
952   GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
953   BUILD_PREFIX=${build_alias}-
954   BUILD_PREFIX_1=${build_alias}-
955   LD=${LD-${host_alias}-ld}
956   LD_FOR_TARGET=${LD_FOR_TARGET-${target_alias}-ld}
957   MAKEINFO=${MAKEINFO-makeinfo}
958   NM=${NM-${host_alias}-nm}
959   NM_FOR_TARGET=${NM_FOR_TARGET-${target_alias}-nm}
960   RANLIB=${RANLIB-${host_alias}-ranlib}
961   RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET-${target_alias}-ranlib}
962   WINDRES=${WINDRES-${host_alias}-windres}
963   WINDRES_FOR_TARGET=${WINDRES_FOR_TARGET-${target_alias}-windres}
964   OBJCOPY=${OBJCOPY-${host_alias}-objcopy}
965   OBJDUMP=${OBJDUMP-${host_alias}-objdump}
966
967   if [ -z "${YACC}" ]; then
968     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
969     for dir in $PATH; do
970       test -z "$dir" && dir=.
971       if test -f $dir/bison; then
972         YACC="bison -y"
973         break
974       fi
975       if test -f $dir/byacc; then
976         YACC=byacc
977         break
978       fi
979       if test -f $dir/yacc; then
980         YACC=yacc
981         break
982       fi
983     done
984     IFS="$save_ifs"
985     if [ -z "${YACC}" ]; then
986       YACC="bison -y"
987     fi
988   fi
989
990   if [ -z "${LEX}" ]; then
991     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
992     for dir in $PATH; do
993       test -z "$dir" && dir=.
994       if test -f $dir/flex; then
995         LEX=flex
996         break
997       fi
998       if test -f $dir/lex; then
999         LEX=lex
1000         break
1001       fi
1002     done
1003     IFS="$save_ifs"
1004     LEX=${LEX-flex}
1005   fi
1006
1007   # Export variables which autoconf might try to set.
1008   export AS
1009   export AR
1010   export CC_FOR_BUILD
1011   export DLLTOOL
1012   export LD
1013   export NM
1014   export RANLIB
1015   export WINDRES
1016   export OBJCOPY
1017   export OBJDUMP
1018 else
1019   # Set reasonable default values for some tools even if not Canadian.
1020   # Of course, these are different reasonable default values, originally
1021   # specified directly in the Makefile.
1022   # We don't export, so that autoconf can do its job.
1023   # Note that all these settings are above the fragment inclusion point
1024   # in Makefile.in, so can still be overridden by fragments.
1025   # This is all going to change when we autoconfiscate...
1026
1027   tools="AR AR_FOR_TARGET AS AS_FOR_TARGET BISON CC_FOR_BUILD"
1028   tools="${tools} DLLTOOL DLLTOOL_FOR_TARGET GCC_FOR_TARGET BUILD_PREFIX"
1029   tools="${tools} BUILD_PREFIX_1 LD LD_FOR_TARGET LEX MAKEINFO NM"
1030   tools="${tools} NM_FOR_TARGET RANLIB_FOR_TARGET"
1031   tools="${tools} WINDRES WINDRES_FOR_TARGET YACC"
1032
1033   AR=ar
1034   AR_FOR_TARGET='\$(USUAL_AR_FOR_TARGET)'
1035   AS=as
1036   AS_FOR_TARGET='\$(USUAL_AS_FOR_TARGET)'
1037   BISON='$(USUAL_BISON)'
1038   CC_FOR_BUILD='\$(CC)'
1039   DLLTOOL=dlltool
1040   DLLTOOL_FOR_TARGET='\$(USUAL_DLLTOOL_FOR_TARGET)'
1041   GCC_FOR_TARGET='\$(USUAL_GCC_FOR_TARGET)'
1042   BUILD_PREFIX=
1043   BUILD_PREFIX_1=loser-
1044   LD=ld
1045   LD_FOR_TARGET='\$(USUAL_LD_FOR_TARGET)'
1046   MAKEINFO='\$(USUAL_MAKEINFO)'
1047   NM=nm
1048   NM_FOR_TARGET='\$(USUAL_NM_FOR_TARGET)'
1049   RANLIB_FOR_TARGET='\$(USUAL_RANLIB_FOR_TARGET)'
1050   WINDRES=windres
1051   WINDRES_FOR_TARGET='\$(USUAL_WINDRES_FOR_TARGET)'
1052   LEX='\$(USUAL_LEX)'
1053   YACC='\$(USUAL_YACC)'
1054
1055   # If CC is still not set, try to get gcc.
1056   if [ -z "${CC}" ]; then
1057     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
1058     for dir in $PATH; do
1059       test -z "$dir" && dir=.
1060       if test -f $dir/gcc; then
1061         CC="gcc"
1062         echo 'void f(){}' > conftest.c
1063         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1064           CFLAGS=${CFLAGS-"-g -O2"}
1065           CXXFLAGS=${CXXFLAGS-"-g -O2"}
1066         else
1067           CFLAGS=${CFLAGS-"-O2"}
1068           CXXFLAGS=${CXXFLAGS-"-O2"}
1069         fi
1070         rm -f conftest*
1071         break
1072       fi
1073     done
1074     IFS="$save_ifs"
1075     CC=${CC-cc}
1076   else
1077     if test -z "${CFLAGS}"; then
1078       # Here CC is set but CFLAGS is not.  Use a quick hack to use -O2 if CC
1079       # is set to a version of gcc.
1080       case "${CC}" in
1081       *gcc)
1082         echo 'void f(){}' > conftest.c
1083         if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1084           CFLAGS=${CFLAGS-"-g -O2"}
1085           CXXFLAGS=${CXXFLAGS-"-g -O2"}
1086         else
1087           CFLAGS=${CFLAGS-"-O2"}
1088           CXXFLAGS=${CXXFLAGS-"-O2"}
1089         fi
1090         rm -f conftest*
1091         ;;
1092       esac
1093     fi
1094   fi
1095
1096   CXX=${CXX-"c++"}
1097   CFLAGS=${CFLAGS-"-g"}
1098   CXXFLAGS=${CXXFLAGS-"-g -O2"}
1099 fi
1100
1101 export CC
1102 export CXX
1103 export CFLAGS
1104 export CXXFLAGS
1105
1106 all_build_modules=
1107 if test x"${build_alias}" != x"${host_alias}"
1108 then
1109   all_build_modules='$(ALL_BUILD_MODULES_LIST)'
1110 fi
1111
1112 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1113 # Set up the list of links to be made.
1114 # ${links} is the list of link names, and ${files} is the list of names to link to.
1115
1116 # Make the links.
1117 configlinks="${links}"
1118 if [ -r ./config.status ] ; then
1119   mv -f ./config.status ./config.back
1120 fi
1121 while [ -n "${files}" ] ; do
1122   # set file to car of files, files to cdr of files
1123   set ${files}; file=$1; shift; files=$*
1124   set ${links}; link=$1; shift; links=$*
1125
1126   if [ ! -r ${srcdir}/${file} ] ; then
1127     if [ ! -r ${file} ] ; then
1128       echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1129       echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1130       exit 1
1131     else
1132       srcfile=${file}
1133     fi
1134   else
1135     srcfile=${srcdir}/${file}
1136   fi
1137
1138   ${remove} -f ${link}
1139   # Make a symlink if possible, otherwise try a hard link
1140   if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1141     true
1142   else
1143     # We need to re-remove the file because Lynx leaves a 
1144     # very strange directory there when it fails an NFS symlink.
1145     ${remove} -r -f ${link}
1146     ${hard_link} ${srcfile} ${link}
1147   fi
1148   if [ ! -r ${link} ] ; then
1149     echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1150     exit 1
1151   fi
1152
1153   echo "Linked \"${link}\" to \"${srcfile}\"."
1154 done
1155
1156 # Create a .gdbinit file which runs the one in srcdir
1157 # and tells GDB to look there for source files.
1158
1159 if [ -r ${srcdir}/.gdbinit ] ; then
1160   case ${srcdir} in
1161     .) ;;
1162     *) cat > ./.gdbinit <<EOF
1163 # ${NO_EDIT}
1164 dir ${srcdir}
1165 dir .
1166 source ${srcdir}/.gdbinit
1167 EOF
1168     ;;
1169   esac
1170 fi
1171
1172 # Install a makefile, and make it set VPATH
1173 # if necessary so that the sources are found.
1174 # Also change its value of srcdir.
1175 # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
1176 # been somewhat optimized and is perhaps a bit twisty.
1177
1178 # code is order so as to try to sed the smallest input files we know.
1179 # so do these separately because I don't trust the order of sed -e expressions.
1180
1181 # the five makefile fragments MUST end up in the resulting Makefile in this order: 
1182 # package macros, target, host, site, and package rules.
1183
1184 if [ -f ${srcdir}/${Makefile_in} ] ; then
1185
1186   # Conditionalize the makefile for this package from "Makefile.in" (or whatever it's called) into Makefile.tem.
1187   rm -f ./${Makefile}.tem
1188   case "${package_makefile_rules_frag}" in
1189     "") cp ${srcdir}/${Makefile_in} ./Makefile.tem ;;
1190     *)
1191       if [ ! -f ${package_makefile_rules_frag} ] ; then
1192         package_makefile_rules_frag=${srcdir}/${package_makefile_rules_frag}
1193       fi
1194       if [ -f ${package_makefile_rules_frag} ] ; then
1195         sed -e "/^####/  r ${package_makefile_rules_frag}" ${srcdir}/${Makefile_in} > ${Makefile}.tem
1196       else
1197         echo '***' Expected package makefile rules fragment \"${package_makefile_rules_frag}\" 1>&2
1198         echo '***' is missing in ${PWD=`${PWDCMD-pwd}`}. 1>&2
1199         cp ${srcdir}/${Makefile_in} ./Makefile.tem
1200       fi
1201   esac
1202   # working copy now in ${Makefile}.tem
1203
1204   # Conditionalize for this site.
1205   rm -f ${Makefile}
1206   case "${site}" in
1207     "") mv ./Makefile.tem ${Makefile} ;;
1208     *)
1209       site_makefile_frag=${srcdir}/config/ms-${site}
1210
1211       if [ -f ${site_makefile_frag} ] ; then
1212         sed -e "/^####/  r ${site_makefile_frag}" ./Makefile.tem > ${Makefile}
1213       else
1214         mv ./Makefile.tem ${Makefile}
1215         site_makefile_frag=
1216       fi
1217       ;;
1218   esac
1219   # working copy now in ${Makefile}
1220
1221   # Conditionalize the makefile for this host.
1222   rm -f ./Makefile.tem
1223   case "${host_makefile_frag}" in
1224     "") mv ${Makefile} ./Makefile.tem ;;
1225     *)
1226       if [ ! -f ${host_makefile_frag} ] ; then
1227         host_makefile_frag=${srcdir}/${host_makefile_frag}
1228       fi
1229       if [ -f ${host_makefile_frag} ] ; then
1230         sed -e "/^####/  r ${host_makefile_frag}" ${Makefile} > ./Makefile.tem
1231       else
1232         echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
1233         echo '***' is missing in ${PWD=`${PWDCMD-pwd}`}. 1>&2
1234         mv ${Makefile} ./Makefile.tem
1235       fi
1236   esac
1237   # working copy now in ./Makefile.tem
1238
1239   # Conditionalize the makefile for this target.
1240   rm -f ${Makefile}
1241   case "${target_makefile_frag}" in
1242     "") mv ./Makefile.tem ${Makefile} ;;
1243     *)
1244       if [ ! -f ${target_makefile_frag} ] ; then
1245         target_makefile_frag=${srcdir}/${target_makefile_frag}
1246       fi
1247       if [ -f ${target_makefile_frag} ] ; then
1248         sed -e "/^####/  r ${target_makefile_frag}" ./Makefile.tem > ${Makefile}
1249       else
1250         mv ./Makefile.tem ${Makefile}
1251         target_makefile_frag=
1252       fi
1253       ;;
1254   esac
1255   # working copy now in ${Makefile}
1256
1257   # Emit the default values of this package's macros.
1258   rm -f ./Makefile.tem
1259   case "${package_makefile_frag}" in
1260     "") mv ${Makefile} ./Makefile.tem ;;
1261     *)
1262       if [ ! -f ${package_makefile_frag} ] ; then
1263         package_makefile_frag=${srcdir}/${package_makefile_frag}
1264       fi
1265       if [ -f ${package_makefile_frag} ] ; then
1266         sed -e "/^####/  r ${package_makefile_frag}" ${Makefile} > ./Makefile.tem
1267       else
1268         echo '***' Expected package makefile fragment \"${package_makefile_rules_frag}\" 1>&2
1269         echo '***' is missing in ${PWD=`${PWDCMD-pwd}`}. 1>&2
1270         mv ${Makefile} ./Makefile.tem
1271       fi
1272   esac
1273   # real copy now in ./Makefile.tem
1274
1275   # prepend warning about editing, and a bunch of variables.
1276   rm -f ${Makefile}
1277   cat > ${Makefile} <<EOF
1278 # ${NO_EDIT}
1279 VPATH = ${srcdir}
1280 links = ${configlinks}
1281 host_alias = ${host_alias}
1282 host_cpu = ${host_cpu}
1283 host_vendor = ${host_vendor}
1284 host_os = ${host_os}
1285 host_canonical = ${host_cpu}-${host_vendor}-${host_os}
1286 target_alias = ${target_alias}
1287 target_cpu = ${target_cpu}
1288 target_vendor = ${target_vendor}
1289 target_os = ${target_os}
1290 target_canonical = ${target_cpu}-${target_vendor}-${target_os}
1291 EOF
1292   case "${build}" in
1293     "") ;;
1294     *)  cat >> ${Makefile} << EOF
1295 build_alias = ${build_alias}
1296 build_cpu = ${build_cpu}
1297 build_vendor = ${build_vendor}
1298 build_os = ${build_os}
1299 build_canonical = ${build_cpu}-${build_vendor}-${build_os}
1300 EOF
1301   esac
1302
1303   case "${package_makefile_frag}" in
1304     "") ;;
1305     /* | [A-Za-z]:[\\/]* ) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1306     *)  echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
1307   esac
1308
1309   case "${target_makefile_frag}" in
1310     "") ;;
1311     /* | [A-Za-z]:[\\/]* ) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1312     *)  echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
1313   esac
1314
1315   case "${host_makefile_frag}" in
1316     "") ;;
1317     /* | [A-Za-z]:[\\/]* ) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1318     *)  echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
1319   esac
1320
1321   if [ "${site_makefile_frag}" != "" ] ; then
1322     echo site_makefile_frag = ${site_makefile_frag} >>${Makefile}
1323   fi 
1324
1325   echo enable_shared = ${enable_shared} >> ${Makefile}
1326   echo enable_threads = ${enable_threads} >> ${Makefile}
1327   # record if we want to rumtime library stuff installed in libsubdir.
1328   if test -z "${enable_version_specific_runtime_libs}"; then
1329     echo enable_version_specific_runtime_libs = no >> ${Makefile}
1330   else
1331     echo enable_version_specific_runtime_libs = ${enable_version_specific_runtime_libs} >> ${Makefile}
1332   fi
1333
1334   # Emit a macro which describes the file containing gcc's
1335   # version number.
1336   echo gcc_version_trigger = ${gcc_version_trigger} >> ${Makefile}
1337   # And emit a macro defining gcc's version number.
1338   echo gcc_version = ${gcc_version} >> ${Makefile}
1339
1340   # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
1341   # remove any form feeds.
1342   rm -f ./Makefile.tm2
1343   sedtemp=sed.$$
1344   cat >$sedtemp <<EOF
1345 s:@configdirs@:${configdirs}:
1346 EOF
1347   sed -f $sedtemp ./Makefile.tem > ./Makefile.tm2
1348   rm -f $sedtemp
1349   rm -f ./Makefile.tem
1350   mv ./Makefile.tm2 ./Makefile.tem
1351   sed -e "s|@prefix@|${prefix}|" \
1352       -e "s|@exec_prefix@|${exec_prefix}|" \
1353       -e "s|@bindir@|${bindir}|" \
1354       -e "s|@sbindir@|${sbindir}|" \
1355       -e "s|@libexecdir@|${libexecdir}|" \
1356       -e "s|@datadir@|${datadir}|" \
1357       -e "s|@sysconfdir@|${sysconfdir}|" \
1358       -e "s|@sharedstatedir@|${sharedstatedir}|" \
1359       -e "s|@localstatedir@|${localstatedir}|" \
1360       -e "s|@libdir@|${libdir}|" \
1361       -e "s|@includedir@|${includedir}|" \
1362       -e "s|@oldincludedir@|${oldincludedir}|" \
1363       -e "s|@infodir@|${infodir}|" \
1364       -e "s|@mandir@|${mandir}|" \
1365       -e "s|@all_build_modules@|${all_build_modules}|" \
1366       -e "/^CC[         ]*=/{
1367           :loop1
1368           /\\\\$/ N
1369           s/\\\\\\n//g
1370           t loop1
1371           s%^CC[        ]*=.*$%CC = ${CC}%
1372           }" \
1373       -e "/^CXX[        ]*=/{
1374           :loop2
1375           /\\\\$/ N
1376           s/\\\\\\n//g
1377           t loop2
1378           s%^CXX[       ]*=.*$%CXX = ${CXX}%
1379           }" \
1380       -e "/^CFLAGS[     ]*=/{
1381           :loop3
1382           /\\\\$/ N
1383           s/\\\\\\n//g
1384           t loop3
1385           s%^CFLAGS[    ]*=.*$%CFLAGS = ${CFLAGS}%
1386           }" \
1387       -e "/^CXXFLAGS[   ]*=/{
1388           :loop4
1389           /\\\\$/ N
1390           s/\\\\\\n//g
1391           t loop4
1392           s%^CXXFLAGS[  ]*=.*$%CXXFLAGS = ${CXXFLAGS}%
1393           }" \
1394       -e "s|@config_shell@|${config_shell}|" \
1395       -e "s|@srcdir@|${srcdir}|" \
1396       -e "s/\f//" \
1397       -e "s:@program_transform_name@:${program_transform_name}:" \
1398       -e "s|@tooldir@|${tooldir}|" \
1399       -e "s|@build_tooldir@|${tooldir}|" \
1400       -e "s:@DEFAULT_YACC@:${DEFAULT_YACC}:" \
1401       -e "s:@DEFAULT_LEX@:${DEFAULT_LEX}:" \
1402       -e "s:@DEFAULT_M4@:${DEFAULT_M4}:" \
1403           ./Makefile.tem >> ${Makefile}
1404   sed -e "s:@GDB_TK@:${GDB_TK}:" ${Makefile} >${Makefile}.tem
1405   mv -f ${Makefile}.tem ${Makefile}
1406
1407   # If this is a Canadian Cross, preset the values of many more
1408   # tools.
1409   if [ "${build}" != "${host}" ]; then
1410     for var in ${tools}; do
1411       eval val=\$${var}
1412       sed -e "/^${var}[         ]*=/{
1413               :loop1
1414               /\\\\$/ N
1415               /\\\\$/ b loop1
1416               s/\\\\\\n//g
1417               s%^${var}[        ]*=.*$%${var} = ${val}%
1418               }" ${Makefile} > ${Makefile}.tem
1419       mv -f ${Makefile}.tem ${Makefile}
1420     done
1421   fi
1422   # If this is NOT a Canadian Cross, preset the values of some more
1423   # tools.  The above line should get merged into this, but this
1424   # substitutes *once* where the above substitutes *globally*; that
1425   # needs to be worked out before the merger.  The issue is in Makefile
1426   # fragment elements (ick, yuck, ugh).
1427   if [ "${build}" = "${host}" ]; then
1428     for var in ${tools}; do
1429       eval val=\$${var}
1430       sed -e "s%@${var}@%${val}%" ${Makefile} > ${Makefile}.tem
1431       mv -f ${Makefile}.tem ${Makefile}
1432     done
1433   fi
1434
1435   # final copy now in ${Makefile}
1436
1437 else
1438   echo "No Makefile.in found in ${srcdir}/., unable to configure" 1>&2
1439 fi
1440
1441 rm -f ./Makefile.tem
1442
1443 case "${host_makefile_frag}" in
1444   "") using= ;;
1445   *) using="and \"${host_makefile_frag}\"" ;;
1446 esac
1447
1448 case "${target_makefile_frag}" in
1449   "") ;;
1450   *) using="${using} and \"${target_makefile_frag}\"" ;;
1451 esac
1452
1453 case "${site_makefile_frag}" in
1454   "") ;;
1455   *) using="${using} and \"${site_makefile_frag}\"" ;;
1456 esac
1457
1458 newusing=`echo "${using}" | sed 's/and/using/'`
1459 using=${newusing}
1460 echo "Created \"${Makefile}\" in" ${PWD=`${PWDCMD-pwd}`} ${using}
1461
1462 . ${tmpfile}.pos
1463
1464 # describe the chosen configuration in config.status.
1465 # Make that file a shellscript which will reestablish
1466 # the same configuration.  Used in Makefiles to rebuild
1467 # Makefiles.
1468
1469 case "${norecursion}" in
1470   "") arguments="${arguments} --norecursion" ;;
1471   *) ;;
1472 esac
1473
1474 echo "#!/bin/sh
1475 # ${NO_EDIT}
1476 # This directory was configured as follows:
1477 ${progname}" ${arguments}  "
1478 # ${using}" > ./config.new
1479 chmod a+x ./config.new
1480 if [ -r ./config.back ] ; then
1481   mv -f ./config.back ./config.status
1482 fi
1483 ${config_shell} ${moveifchange} ./config.new ./config.status
1484
1485 # If there are subdirectories, then recur.
1486 if [ -z "${norecursion}" ] && [ -n "${configdirs}" ] ; then 
1487         for configdir in ${configdirs} ${extraconfigdirs} ; do
1488
1489                 # If configdir contains ',' it is
1490                 # srcdir,builddir,target_alias
1491                 # These come from extraconfigdirs.
1492                 case ${configdir} in
1493                 *,*)
1494                     eval `echo ${configdir} | sed -e 's/\([^,]*\),\([^,]*\),\(.*\)/cfg_dir=\1 bld_dir=\2 tgt_alias=\3/'`
1495                     ;;
1496                 *)
1497                     cfg_dir=${configdir}
1498                     bld_dir=${configdir}
1499                     tgt_alias=${target_alias}
1500                     ;;
1501                 esac
1502
1503                 if [ -d ${srcdir}/${cfg_dir} ] ; then
1504                         eval echo Configuring ${configdir}... ${redirect}
1505                         case "${srcdir}" in
1506                         ".") ;;
1507                         *)
1508                                 if [ ! -d ./${bld_dir} ] ; then
1509                                         if mkdir ./${bld_dir} ; then
1510                                                 true
1511                                         else
1512                                                 echo '***' "${progname}: could not make ${PWD=`${PWDCMD-pwd}`}/${bld_dir}" 1>&2
1513                                                 exit 1
1514                                         fi
1515                                 fi
1516                                 ;;
1517                         esac
1518
1519                         POPDIR=${PWD=`${PWDCMD-pwd}`}
1520                         cd ${bld_dir} 
1521
1522 ### figure out what to do with srcdir
1523                         case "${srcdir}" in
1524                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
1525                         /* | [A-Za-z]:[\\/]* ) # absolute path
1526                                 newsrcdir=${srcdir}/${cfg_dir}
1527                                 srcdiroption="--srcdir=${newsrcdir}"
1528                                 ;;
1529                         *) # otherwise relative
1530                                 newsrcdir=../${srcdir}/${cfg_dir}
1531                                 srcdiroption="--srcdir=${newsrcdir}"
1532                                 ;;
1533                         esac
1534
1535                         # Handle --cache-file=../XXX
1536                         case "${cache_file}" in
1537                         "") # empty
1538                                 ;;
1539                         /* | [A-Za-z]:[\\/]* ) # absolute path
1540                                 cache_file_option="--cache-file=${cache_file}"
1541                                 ;;
1542                         *) # relative path
1543                                 cache_file_option="--cache-file=../${cache_file}"
1544                                 ;;
1545                         esac
1546
1547 ### check for guested configure, otherwise fix possibly relative progname
1548                         if [ -f ${newsrcdir}/configure ] ; then
1549                                 recprog=${newsrcdir}/configure
1550                         elif [ -f ${newsrcdir}/configure.in ] ; then
1551                                 case "${progname}" in
1552                                 /* | [A-Za-z]:[\\/]* )  recprog=${progname} ;;
1553                                 *)                      recprog=../${progname} ;;
1554                                 esac
1555                         else
1556                                 eval echo No configuration information in ${cfg_dir} ${redirect}
1557                                 recprog=
1558                         fi
1559
1560 ### The recursion line is here.
1561                         if [ ! -z "${recprog}" ] ; then
1562                                 if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${tgt_alias} \
1563                                         ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
1564                                         ${srcdiroption} ${diroptions} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${floating_pointoption} ${cache_file_option} ${other_options} ${redirect} ; then
1565                                         true
1566                                 else
1567                                         echo Configure in `${PWDCMD-pwd}` failed, exiting. 1>&2
1568                                         exit 1
1569                                 fi
1570                         fi
1571
1572                         cd ${POPDIR}
1573                 fi
1574         done
1575 fi
1576
1577 # Perform the same cleanup as the trap handler, minus the "exit 1" of course,
1578 # and reset the trap handler.
1579 rm -rf ${tmpdir}
1580 trap 0
1581
1582 exit 0
1583
1584 #
1585 # Local Variables:
1586 # fill-column: 131
1587 # End:
1588 #
1589
1590 # end of configure