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BSD 4_4_Lite2 development
[unix-history] / usr / src / contrib / gdb-4.7.LBL / configure
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C		 1#!/bin/sh
2
3# Configuration script
4# Copyright (C) 1988, 1990, 1991, 1992 Free Software Foundation, Inc.
5
6# This program is free software; you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation; either version 2 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the GNU General Public License
17# along with this program; if not, write to the Free Software
18# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
19
20# Please email any bugs, comments, and/or additions to this file to:
21# configure@cygnus.com
22
23# This file was 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
34export PATH || (echo "OOPS, this isn't sh. Desperation time. I will feed myself to sh."; sh $0 $argv; kill $$)
35
36remove=rm
37hard_link=ln
38symbolic_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
47Makefile=Makefile
48Makefile_in=Makefile.in
49arguments=$*
50configdirs=
51exec_prefix=
52exec_prefixoption=
53fatal=
54floating_point=default
55gas=default
56host_alias=
57host_makefile_frag=
58moveifchange=
59next_host=
60next_prefix=
61next_site=
62next_srcdir=
63next_target=
64next_tmpdir=
65norecursion=
66prefix=/usr/local
67progname=
68program_prefix=
69program_prefixoption=
70program_suffix=
71program_suffixoption=
72program_transform_name=
73program_transform_nameoption=
74redirect=">/dev/null"
75removing=
76site=
77site_makefile_frag=
78site_option=
79srcdir=
80srctrigger=
81subdirs=
82target_alias=
83target_makefile_frag=
84undefinedargs=
85version="$Revision: 1.2 $"
86x11=default
87
88NO_EDIT="This file was generated automatically by configure. Do not edit."
89
90## this is a little touchy and won't always work, but...
91##
92## if the argv[0] starts with a slash then it is an absolute name that can (and
93## must) be used as is.
94##
95## otherwise, if argv[0] has no slash in it, we can assume that it is on the
96## path. Since PATH might include "." we also add `pwd` to the end of PATH.
97##
98
99progname=$0
100# if PWD already has a value, it is probably wrong.
101if [ -n "$PWD" ]; then PWD=`pwd`; fi
102
103case "${progname}" in
104/*) ;;
105*/*) ;;
106*)
107 PATH=$PATH:${PWD=`pwd`} ; export PATH
108 ;;
109esac
110
111for arg in $*;
112do
113 # handle things that might have args following as separate words
114 if [ -n "${next_prefix}" ] ; then prefix=${arg} ; prefixoption="-prefix=${prefix}" ; next_prefix=
115 elif [ -n "${next_exec_prefix}" ] ; then
116 exec_prefix=${arg}
117 exec_prefixoption="-exec_prefix=${exec_prefix}"
118 next_exec_prefix=
119 elif [ -n "${next_site}" ] ; then site=${arg} ; site_option=-site=${site} ; next_site=
120 # remove any possible trailing slash from srcdir. See note below.
121 elif [ -n "${next_srcdir}" ] ; then srcdir=`echo ${arg} | sed -e 's:/$::'` ; next_srcdir=
122 elif [ -n "${next_program_prefix}" ] ; then
123 program_prefix=${arg}
124 program_prefixoption="-program_prefix=${program_prefix}"
125 next_program_prefix=
126 elif [ -n "${next_program_suffix}" ] ; then
127 program_suffix=${arg}
128 program_suffixoption="-program_suffix=${program_suffix}"
129 next_program_suffix=
130 elif [ -n "${next_program_transform_name}" ] ; then
131 # Double any backslashes or dollar signs in the argument
132 program_transform_name="${program_transform_name} -e `echo ${arg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
133 program_transform_nameoption="${program_transform_nameoption} -program_transform_name='${arg}'"
134 next_program_transform_name=
135 elif [ -n "${next_target}" ] ; then
136 next_target=
137 case "${target_alias}" in
138 "")
139 target_alias="${arg}"
140 ;;
141 *)
142 echo '***' Can only configure for one target at a time. 1>&2
143 fatal=yes
144 ;;
145 esac
146 elif [ -n "${next_tmpdir}" ] ; then
147 next_tmpdir=
148 tmpdiroption="--tmpdir=${arg}"
149 TMPDIR=${arg}
150
151 else
152 case ${arg} in
153 -exec_prefix=* | --exec_prefix=* | --exec_prefi=* | --exec_pref=* | --exec_pre=* | --exec_pr=* | --exec_p=* | --exec_=* | --exec=* | --exe=* | --ex=* | --e=*)
154 exec_prefix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
155 exec_prefixoption=${arg}
156 ;;
157 -exec_prefix | --exec_prefix | --exec_prefi | --exec_pref | --exec_pre | --exec_pr | --exec_p | --exec_ | --exec | --exe | --ex | --e)
158 next_exec_prefix=yes
159 ;;
160 -gas | --g*)
161 gas=yes
162 ;;
163 -help | --he*)
164 fatal=true
165 ;;
166 -host=* | --host=* | --hos=* | --ho=*)
167 case "${host_alias}" in
168 "")
169 host_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`"
170 ;;
171 *)
172 echo '***' Can only configure for one host at a time. 1>&2
173 fatal=yes
174 ;;
175 esac
176 ;;
177 -nfp | --nf*)
178 floating_point=no
179 ;;
180 -norecursion | --no*)
181 norecursion=true
182 ;;
183 -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=*)
184 prefix=`echo ${arg} | sed 's/^[-a-z]*=//'`
185 prefixoption=${arg}
186 ;;
187 -prefix | --prefix | --prefi | --pref | --pre)
188 next_prefix=yes
189 ;;
190 -rm | --rm) removing=${arg} ;;
191 -program_prefix=* | --program_prefix=* | --program_prefi=* | --program_pref=* | --program_pre=* | --program_pr=* | --program_p=*)
192 program_prefix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
193 program_prefixoption=${arg}
194 ;;
195 -program_prefix | --program_prefix | --program_prefi | --program_pref | --program_pre | --program_pr | --program_p)
196 next_program_prefix=yes
197 ;;
198 -program_suffix=* | --program_suffix=* | --program_suffi=* | --program_suff=* | --program_suf=* | --program_su=* | --program_s=*)
199 program_suffix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
200 program_suffixoption=${arg}
201 ;;
202 -program_suffix | --program_suffix | --program_suffi | --program_suff | --program_suf | --program_su | --program_s )
203 next_program_suffix=yes
204 ;;
205 -program_transform_name=* | --program_transform_name=* | --program_transform_nam=* | --program_transform_na=* | --program_transform_n=* | --program_transform_=* | --program_transform=* | --program_transfor=* | --program_transfo=* | --program_transf=* | --program_trans=* | --program_tran=* | --program_tra=* | --program_tr=* | --program_t=*)
206 # Double any \ or $ in the argument
207 program_transform_name="${program_transform_name} -e `echo ${arg} | sed -e 's/^[-a-z_]*=//' -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
208 program_transform_nameoption="${program_transform_nameoption} -program_transform_name='`echo ${arg} | sed 's/^[-a-z_]*=//'`'"
209 ;;
210 -program_transform_name | --program_transform_name | --program_transform_nam | --program_transform_na | --program_transform_n | --program_transform_ | --program_transform | --program_transfor | --program_transfo | --program_transf | --program_trans | --program_tran | --program_tra | --program_tr | --program_t)
211 next_program_transform_name=yes
212 ;;
213 -site=* | --site=* | --sit=* | --si=*)
214 site_option=${arg}
215 site=`echo ${arg} | sed 's/^[-a-z]*=//'`
216 ;;
217 -site | --site | --sit)
218 next_site=yes
219 ;;
220 # remove trailing slashes. Otherwise, when the file name gets
221 # bolted into an object file as debug info, it has two slashes in
222 # it. Ordinarily this is ok, but emacs takes double slash to
223 # mean "forget the first part".
224 -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
225 srcdir=`echo ${arg} | sed 's/^[-a-z]*=//' | sed -e 's:/$::'`
226 ;;
227 -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
228 next_srcdir=yes
229 ;;
230 -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=*)
231 case "${target_alias}" in
232 "") target_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`" ;;
233 *)
234 echo '***' Can only configure for one target at a time. 1>&2
235 fatal=yes
236 ;;
237 esac
238 ;;
239 -target | --target | --targe | --targ | --tar | --ta)
240 next_target=yes
241 ;;
242 -tmpdir=* | --tmpdir=* | --tmpdi=* | --tmpd=* | --tmp=* | --tm=*)
243 tmpdiroption=${arg}
244 TMPDIR=`echo ${arg} | sed 's/^[-a-z]*=//'`
245 ;;
246 -tmpdir | --tmpdir | --tmpdi | --tmpd | --tmp | --tm)
247 next_tmpdir=yes
248 ;;
249 -v | -verbose | --v)
250 redirect=
251 verbose=-v
252 ;;
253 -version | -V | --version | --V)
254 echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
255 exit 0
256 ;;
257 -x | --x) ;;
258 -* | --*)
259 (echo ;
260 echo "Unrecognized option: \"${arg}\"". ;
261 echo) 1>&2
262 fatal=true
263 ;;
264 *)
265 case "${undefs}" in
266 "")
267 undefs="${arg}"
268 ;;
269 *)
270 echo '***' Can only configure for one host and one target at a time. 1>&2
271 fatal=yes
272 ;;
273 esac
274 ;;
275 esac
276 fi
277done
278
279# process host and target
280case "${fatal}" in
281"")
282# # Complain if an arg is missing
283# if [ -z "${host_alias}" ] ; then
284# (echo ;
285# echo "configure: No HOST specified." ;
286# echo) 1>&2
287# fatal=true
288# fi
289
290### This is a bit twisted.
291### * if all three are specified, this is an error.
292### * if we have neither hosts, nor unadorned args, this is an error.
293### * if no hosts are specified, then the unadorned args are hosts, but if
294### there were none, this is an error.
295### * if no targets are specified, then the unadorned args are targets, but if
296### there were no unadorned args, then the hosts are also targets.
297
298 if [ -n "${host_alias}" -a -n "${target_alias}" -a -n "${undefs}" ] ; then
299 echo '***' Can only configure for one host and one target at a time. 1>&2
300 fatal=yes
301 elif [ -z "${host_alias}" -a -z "${undefs}" ] ; then
302 echo '***' You must tell me for which host you want to configure. 1>&2
303 fatal=yes
304 else
305 case "${host_alias}" in
306 "") host_alias=${undefs} ;;
307 *) ;;
308 esac
309
310 case "${target_alias}" in
311 "")
312 case "${undefs}" in
313 "") target_alias=${host_alias} ;;
314 *) target_alias=${undefs} ;;
315 esac
316 ;;
317 *) ;;
318 esac
319 fi
320 ;;
321*) ;;
322esac
323
324if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
325 (echo "Usage: configure HOST" ;
326 echo ;
327 echo "Options: [defaults in brackets]" ;
328 echo " -exec_prefix=MYDIR configure for installation of host dependent files into MYDIR. [\"/usr/local\"]" ;
329 echo " -gas configure the compilers for use with gas. [native as]" ;
330 echo " -help print this message. [normal config]" ;
331 echo " -lang=LANG configure to build LANG. [gcc]" ;
332 echo " -nfp configure the compilers default to soft floating point. [hard float]" ;
333 echo " -norecursion configure this directory only. [recurse]" ;
334 echo " -prefix=MYDIR configure for installation of host dependent files into MYDIR. [\"/usr/local\"]" ;
335 echo " -program_prefix=FOO install programs with FOO prepended to their names. [ \"\" ]" ;
336 echo " -program_suffix=FOO install programs with FOO appended to their names. [ \"\" ]" ;
337 echo " -program_transform_name=FOO install programs with names transformed by sed pattern FOO. [ \"\" ]" ;
338 echo " -site=SITE configure with site specific makefile for SITE" ;
339 echo " -srcdir=DIR find the sources in DIR. [\".\" or \"..\"]" ;
340 echo " -target=TARGET configure for TARGET. [TARGET = HOST]" ;
341 echo " -tmpdir=TMPDIR create temporary files in TMPDIR. [ TMPDIR = \"/tmp\" ]" ;
342 echo ;
343 echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
344 ) 1>&2
345
346 if [ -r config.status ] ; then
347 cat config.status
348 fi
349
350 exit 1
351fi
352
353configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
354moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
355
356# this is a hack. sun4 must always be a valid host alias or this will fail.
357if ${configsub} sun4 >/dev/null 2>&1 ; then
358 true
359else
360 echo '***' cannot find config.sub. 1>&2
361 exit 1
362fi
363
364touch config.junk
365if ${moveifchange} config.junk config.trash ; then
366 true
367else
368 echo '***' cannot find move-if-change. 1>&2
369 exit 1
370fi
371rm -f config.junk config.trash
372
373case "${srcdir}" in
374"")
375 if [ -r configure.in ] ; then
376 srcdir=.
377 else
378 if [ -r ${progname}.in ] ; then
379 srcdir=`echo ${progname} | sed 's:/configure$::'`
380 else
381 echo '***' "Can't find configure.in. Try using -srcdir=some_dir" 1>&2
382 exit 1
383 fi
384 fi
385 ;;
386*) ;;
387esac
388
389### warn about some conflicting configurations.
390
391case "${srcdir}" in
392".") ;;
393*)
394 if [ -f ${srcdir}/config.status ] ; then
395 echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
396 exit 1
397 fi
398esac
399
400# default exec_prefix
401case "${exec_prefix}" in
402"") exec_prefix="\$(prefix)" ;;
403*) ;;
404esac
405
406### break up ${srcdir}/configure.in.
407case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
408"")
409 echo '***' ${srcdir}/configure.in has no "per-host:" line. 1>&2
410 exit 1
411 ;;
412*) ;;
413esac
414
415case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
416"")
417 echo '***' ${srcdir}/configure.in has no "per-target:" line. 1>&2
418 exit 1
419 ;;
420*) ;;
421esac
422
423case "${TMPDIR}" in
424"") TMPDIR=/tmp ; export TMPDIR ;;
425*) ;;
426esac
427
428# keep this filename short for &%*%$*# 14 char file names
429tmpfile=${TMPDIR}/cONf$$
430trap "rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos" 0
431
432# split ${srcdir}/configure.in into common, per-host, per-target,
433# and post-target parts. Post-target is optional.
434sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
435sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
436if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
437 sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
438 sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
439else
440 sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
441 echo >${tmpfile}.pos
442fi
443
444### do common part of configure.in
445
446. ${tmpfile}.com
447
448# some sanity checks on configure.in
449case "${srctrigger}" in
450"")
451 echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in. 1>&2
452 exit 1
453 ;;
454*) ;;
455esac
456
457result=`${configsub} ${host_alias}`
458host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
459host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
460host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
461host=${host_cpu}-${host_vendor}-${host_os}
462
463. ${tmpfile}.hst
464
465result=`${configsub} ${target_alias}`
466target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
467target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
468target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
469target=${target_cpu}-${target_vendor}-${target_os}
470
471. ${tmpfile}.tgt
472
473# Find the source files, if location was not specified.
474case "${srcdir}" in
475"")
476 srcdirdefaulted=1
477 srcdir=.
478 if [ ! -r ${srctrigger} ] ; then
479 srcdir=..
480 fi
481 ;;
482*) ;;
483esac
484
485if [ ! -r ${srcdir}/${srctrigger} ] ; then
486 case "${srcdirdefaulted}" in
487 "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
488 *) echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
489 esac
490
491 echo '***' \(At least ${srctrigger} is missing.\) 1>&2
492 exit 1
493fi
494
495tooldir="\$(libdir)/${target_alias}"
496
497if [ "${host_alias}" != "${target_alias}" ] ; then
498 if [ "${program_prefix}" = "" ] ; then
499 if [ "${program_suffix}" = "" ] ; then
500 if [ "${program_transform_name}" = "" ] ; then
501 program_prefix=${target_alias}- ;
502 fi
503 fi
504 fi
505fi
506
507# Merge program_prefix and program_suffix onto program_transform_name
508# Use a double $ so that make ignores it
509if [ "${program_suffix}" != "" ] ; then
510 program_transform_name="-e s/\$\$/${program_suffix}/ ${program_transform_name}"
511fi
512
513if [ "${program_prefix}" != "" ] ; then
514 program_transform_name="-e s/^/${program_prefix}/ ${program_transform_name}"
515fi
516
517for subdir in . ${subdirs} ; do
518
519 # ${subdir} is relative path from . to the directory we're currently
520 # configuring.
521 # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
522 invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
523
524 ### figure out what to do with srcdir
525 case "${srcdir}" in
526 ".") # no -srcdir option. We're building in place.
527 makesrcdir=. ;;
528 /*) # absolute path
529 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
530 ;;
531 *) # otherwise relative
532 case "${subdir}" in
533 .) makesrcdir=${srcdir} ;;
534 *) makesrcdir=`echo ${subdir} | sed -e 's:[^./][^./]*:..:g'`/${srcdir}/${subdir} ;;
535 esac
536 ;;
537 esac
538
539 if [ "${subdir}/" != "./" ] ; then
540 Makefile=${subdir}/Makefile
541 fi
542
543 if [ ! -d ${subdir} ] ; then
544 mkdir ${subdir}
545 fi
546
547 case "${removing}" in
548 "")
549 case "${subdir}" in
550 .) ;;
551 *) eval echo Building in ${subdir} ${redirect} ;;
552 esac
553
554 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
555 # Set up the list of links to be made.
556 # ${links} is the list of link names, and ${files} is the list of names to link to.
557
558 # Make the links.
559 configlinks="${links}"
560 if [ -r ${subdir}/config.status ] ; then
561 mv -f ${subdir}/config.status ${subdir}/config.back
562 fi
563 while [ -n "${files}" ] ; do
564 # set file to car of files, files to cdr of files
565 set ${files}; file=$1; shift; files=$*
566 set ${links}; link=$1; shift; links=$*
567
568 if [ ! -r ${srcdir}/${file} ] ; then
569 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
570 echo '***' "since the file \"${file}\" does not exist." 1>&2
571 exit 1
572 fi
573
574 ${remove} -f ${link}
575 # Make a symlink if possible, otherwise try a hard link
576 ${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
577
578 if [ ! -r ${link} ] ; then
579 echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
580 exit 1
581 fi
582
583 echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
584 done
585
586 # Create a .gdbinit file which runs the one in srcdir
587 # and tells GDB to look there for source files.
588
589 if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
590 case ${srcdir} in
591 .) ;;
592 *) cat > ${subdir}/.gdbinit <<EOF
593# ${NO_EDIT}
594dir .
595dir ${makesrcdir}
596source ${makesrcdir}/.gdbinit
597EOF
598 ;;
599 esac
600 fi
601
602 # Install a makefile, and make it set VPATH
603 # if necessary so that the sources are found.
604 # Also change its value of srcdir.
605 # NOTE: Makefile generation constitutes the majority of the time in configure. Hence, this section has
606 # been somewhat optimized and is perhaps a bit twisty.
607
608 # code is order so as to try to sed the smallest input files we know.
609
610 # the three makefile fragments MUST end up in the resulting Makefile in this order: target, host, and site.
611 # so do these separately because I don't trust the order of sed -e expressions.
612
613 # Conditionalize for this site from "Makefile.in" (or whatever it's called) into Makefile.tem
614 rm -f ${subdir}/Makefile.tem
615 case "${site}" in
616 "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ; chmod +w ${subdir}/Makefile.tem ;;
617 *)
618 site_makefile_frag=${srcdir}/config/ms-${site}
619
620 if [ -f ${site_makefile_frag} ] ; then
621 sed -e "/^####/ r ${site_makefile_frag}" ${srcdir}/${subdir}/${Makefile_in} \
622 > ${subdir}/Makefile.tem
623 else
624 cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
625 site_makefile_frag=
626 fi
627 ;;
628 esac
629 # working copy now in ${subdir}/Makefile.tem
630
631 # Conditionalize the makefile for this host.
632 rm -f ${Makefile}
633 case "${host_makefile_frag}" in
634 "") mv ${subdir}/Makefile.tem ${Makefile} ;;
635 *)
636 if [ ! -f ${host_makefile_frag} ] ; then
637 host_makefile_frag=${srcdir}/${host_makefile_frag}
638 fi
639 if [ -f ${host_makefile_frag} ] ; then
640 sed -e "/^####/ r ${host_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
641 else
642 echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
643 echo '***' is missing in ${PWD=`pwd`}. 1>&2
644 mv ${subdir}/Makefile.tem ${Makefile}
645 fi
646 esac
647 # working copy now in ${Makefile}
648
649 # Conditionalize the makefile for this target.
650 rm -f ${subdir}/Makefile.tem
651 case "${target_makefile_frag}" in
652 "") mv ${Makefile} ${subdir}/Makefile.tem ;;
653 *)
654 if [ ! -f ${target_makefile_frag} ] ; then
655 target_makefile_frag=${srcdir}/${target_makefile_frag}
656 fi
657 if [ -f ${target_makefile_frag} ] ; then
658 sed -e "/^####/ r ${target_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
659 else
660 mv ${Makefile} ${subdir}/Makefile.tem
661 target_makefile_frag=
662 fi
663 ;;
664 esac
665 # real copy now in ${subdir}/Makefile.tem
666
667 # prepend warning about editting, and a bunch of variables.
668 rm -f ${Makefile}
669 cat > ${Makefile} <<EOF
670# ${NO_EDIT}
671VPATH = ${makesrcdir}
672links = ${configlinks}
673host_alias = ${host_alias}
674host_cpu = ${host_cpu}
675host_vendor = ${host_vendor}
676host_os = ${host_os}
677target_alias = ${target_alias}
678target_cpu = ${target_cpu}
679target_vendor = ${target_vendor}
680target_os = ${target_os}
681EOF
682 case "${target_makefile_frag}" in
683 "") ;;
684 /*)
685 echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
686 *)
687 echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
688 esac
689
690 case "${host_makefile_frag}" in
691 "") ;;
692 /*)
693 echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
694 *)
695 echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
696 esac
697
698 if [ "${site_makefile_frag}" != "" ] ; then
699 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
700 fi
701
702 # fixme: this shouldn't be in configure.
703 # Define macro CROSS_COMPILE in compilation if this is a cross-compiler.
704 case "${host_alias}" in
705 "${target_alias}")
706 echo "ALL=all.internal" >> ${Makefile}
707 ;;
708 *)
709 echo "CROSS=-DCROSS_COMPILE" >> ${Makefile}
710 echo "ALL=all.cross" >> ${Makefile}
711 ;;
712 esac
713
714 # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
715 # remove any form feeds.
716 if [ -z "${subdirs}" ]; then
717 rm -f ${subdir}/Makefile.tem2
718 sed -e "s:^SUBDIRS[ ]*=.*$:SUBDIRS = ${configdirs}:" \
719 -e "s:^NONSUBDIRS[ ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
720 ${subdir}/Makefile.tem > ${subdir}/Makefile.tem2
721 rm -f ${subdir}/Makefile.tem
722 mv ${subdir}/Makefile.tem2 ${subdir}/Makefile.tem
723 fi
724 sed -e "s:^prefix[ ]*=.*$:prefix = ${prefix}:" \
725 -e "s:^exec_prefix[ ]*=.*$:exec_prefix = ${exec_prefix}:" \
726 -e "s:^srcdir[ ]*=.*$:srcdir = ${makesrcdir}:" \
727 -e "s/\f//" \
728 -e "s:^program_prefix[ ]*=.*$:program_prefix = ${program_prefix}:" \
729 -e "s:^program_suffix[ ]*=.*$:program_suffix = ${program_suffix}:" \
730 -e "s:^program_transform_name[ ]*=.*$:program_transform_name = ${program_transform_name}:" \
731 -e "s:^tooldir[ ]*=.*$:tooldir = ${tooldir}:" \
732 ${subdir}/Makefile.tem >> ${Makefile}
733 # final copy now in ${Makefile}
734
735 rm -f ${subdir}/Makefile.tem
736
737 case "${host_makefile_frag}" in
738 "") using= ;;
739 *) using="and \"${host_makefile_frag}\"" ;;
740 esac
741
742 case "${target_makefile_frag}" in
743 "") ;;
744 *) using="${using} and \"${target_makefile_frag}\"" ;;
745 esac
746
747 case "${site_makefile_frag}" in
748 "") ;;
749 *) using="${using} and \"${site_makefile_frag}\"" ;;
750 esac
751
752 newusing=`echo "${using}" | sed 's/and/using/'`
753 using=${newusing}
754 echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
755
756 . ${tmpfile}.pos
757
758 # describe the chosen configuration in config.status.
759 # Make that file a shellscript which will reestablish
760 # the same configuration. Used in Makefiles to rebuild
761 # Makefiles.
762
763 case "${norecursion}" in
764 "") arguments="${arguments} -norecursion" ;;
765 *) ;;
766 esac
767
768 if [ ${subdir} = . ] ; then
769 echo "#!/bin/sh
770# ${NO_EDIT}
771# This directory was configured as follows:
772${progname}" ${arguments} "
773# ${using}" > ${subdir}/config.new
774 else
775 echo "#!/bin/sh
776# ${NO_EDIT}
777# This directory was configured as follows:
778cd ${invsubdir}
779${progname}" ${arguments} "
780# ${using}" > ${subdir}/config.new
781 fi
782 chmod a+x ${subdir}/config.new
783 if [ -r ${subdir}/config.back ] ; then
784 mv -f ${subdir}/config.back ${subdir}/config.status
785 fi
786 ${moveifchange} ${subdir}/config.new ${subdir}/config.status
787 ;;
788
789 *) rm -f ${Makefile} ${subdir}/config.status ${links} ;;
790 esac
791done
792
793# If there are subdirectories, then recur.
794if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then
795 for configdir in ${configdirs} ; do
796 eval echo Configuring ${configdir}... ${redirect}
797
798 if [ -d ${srcdir}/${configdir} ] ; then
799 case "${srcdir}" in
800 ".") ;;
801 *)
802 if [ ! -d ./${configdir} ] ; then
803 mkdir ./${configdir}
804 fi
805 ;;
806 esac
807
808 POPDIR=${PWD=`pwd`}
809 cd ${configdir}
810
811### figure out what to do with srcdir
812 case "${srcdir}" in
813 ".") newsrcdir=${srcdir} ;; # no -srcdir option. We're building in place.
814 /*) # absolute path
815 newsrcdir=${srcdir}/${configdir}
816 srcdiroption="-srcdir=${newsrcdir}"
817 ;;
818 *) # otherwise relative
819 newsrcdir=../${srcdir}/${configdir}
820 srcdiroption="-srcdir=${newsrcdir}"
821 ;;
822 esac
823
824### check for guested configure, otherwise fix possibly relative progname
825 if [ -f ${newsrcdir}/configure ] ; then
826 recprog=${newsrcdir}/configure
827 else
828 case "${progname}" in
829 /*) recprog=${progname} ;;
830 *) recprog=../${progname} ;;
831 esac
832 fi
833
834### The recursion line is here.
835 if eval ${recprog} ${verbose} ${host_alias} -target=${target_alias} \
836 ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
837 ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${removing} ${redirect} ; then
838 true
839 else
840 exit 1
841 fi
842
843 cd ${POPDIR}
844 else
845 eval echo Warning: source directory \"${srcdir}/${configdir}\" is missing. ${redirect}
846 fi
847 done
848fi
849
850exit 0
851
852#
853# Local Variables:
854# fill-column: 131
855# End:
856#
857
858# end of configure
Continuous source code history from original PDP-7 UNIX to FreeBSD 2, the first fully unencumbered FreeBSD release.