| blob | 531e188ac825ffd6c9ae4ad8e6b9e73c9bdcde03 |
1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
2 # 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
3 #
4 # This file is free software; you can redistribute it and/or modify it
5 # under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 2 of the License, or
7 # (at your option) any later version.
8 #
9 # This program is distributed in the hope that it will be useful, but
10 # WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # General Public License for more details.
13 #
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 ##############################################################################
19 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
21 AC_INIT(move-if-change)
22 AC_PREREQ(2.13)
23 AC_CANONICAL_SYSTEM
24 AC_ARG_PROGRAM
26 sinclude(config/acx.m4)
28 # clear some things potentially inherited from environment.
30 enable_threads=no
31 enable_shared=no
32 enable_libstdcxx_v3=yes
33 floating_point=default
34 gas=default
35 x11=default
37 ### we might need to use some other shell than /bin/sh for running subshells
38 ### If we are on Windows, search for the shell. This will permit people
39 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
40 ### without also having to set CONFIG_SHELL. This code will work when
41 ### using bash, which sets OSTYPE.
42 case "${OSTYPE}" in
43 *win32*)
44 if test x${CONFIG_SHELL} = x ; then
45 if test ! -f /bin/sh ; then
46 if test x${SHELL} != x && test -f ${SHELL} ; then
47 CONFIG_SHELL=${SHELL}
48 export CONFIG_SHELL
49 else
50 for prog in sh sh.exe bash bash.exe; do
51 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
52 for dir in $PATH; do
53 test -z "$dir" && dir=.
54 if test -f $dir/$prog; then
55 CONFIG_SHELL=$dir/$prog
56 export CONFIG_SHELL
57 break
58 fi
59 done
60 IFS="$save_ifs"
61 test -n "${CONFIG_SHELL}" && break
62 done
63 fi
64 fi
65 fi
66 ;;
67 esac
69 config_shell=${CONFIG_SHELL-/bin/sh}
71 ## this is a little touchy and won't always work, but...
72 ##
73 ## if the argv[[0]] starts with a slash then it is an absolute name that can (and
74 ## must) be used as is.
75 ##
76 ## otherwise, if argv[[0]] has no slash in it, we can assume that it is on the
77 ## path. Since PATH might include "." we also add `pwd` to the end of PATH.
78 ##
80 progname=$0
81 # if PWD already has a value, it is probably wrong.
82 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
84 # Export original configure arguments for use by sub-configures.
85 TOPLEVEL_CONFIGURE_ARGUMENTS="$progname $@"
86 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
88 moveifchange=${srcdir}/move-if-change
90 # Set srcdir to "." if that's what it is.
91 # This is important for multilib support.
92 pwd=`${PWDCMD-pwd}`
93 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
94 if test "${pwd}" = "${srcpwd}" ; then
95 srcdir=.
96 fi
98 topsrcdir=$srcpwd
100 extra_host_args=
101 # Define the trigger file to make sure configure will re-run whenever
102 # the gcc version number changes.
103 if test "${with_gcc_version_trigger+set}" = set ; then
104 gcc_version_trigger="$with_gcc_version_trigger"
105 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
106 else
107 # If gcc's sources are available, define the trigger file.
108 if test -f ${topsrcdir}/gcc/version.c ; then
109 gcc_version_trigger=${topsrcdir}/gcc/version.c
110 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
111 case "$ac_configure_args" in
112 *--with-gcc-version-trigger=$gcc_version_trigger* )
113 ;;
114 * )
115 # Add to all subconfigure arguments: build, host, and target.
116 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
117 ;;
118 esac
119 fi
120 fi
122 ### To add a new directory to the tree, first choose whether it is a target
123 ### or a host dependent tool. Then put it into the appropriate list
124 ### (library or tools, host or target), doing a dependency sort.
126 # Subdirs will be configured in the order listed in build_configdirs,
127 # configdirs, or target_configdirs; see the serialization section below.
129 # Dependency sorting is only needed when *configuration* must be done in
130 # a particular order. In all cases a dependency should be specified in
131 # the Makefile, whether or not it's implicitly specified here.
133 # Double entries in build_configdirs, configdirs, or target_configdirs may
134 # cause circular dependencies and break everything horribly.
136 # these libraries are used by various programs built for the host environment
137 #
138 host_libs="intl mmalloc libiberty opcodes bfd readline db tcl tk itcl tix libgui zlib"
140 libstdcxx_version="target-libstdc++-v3"
142 # these tools are built for the host environment
143 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
144 # know that we are building the simulator.
145 # binutils, gas and ld appear in that order because it makes sense to run
146 # "make check" in that particular order.
147 host_tools="texinfo byacc flex bison binutils gas ld gcc sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool grep diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils snavigator gettext zip fastjar"
149 # libgcj represents the runtime libraries only used by gcj.
150 libgcj="target-libffi \
151 target-boehm-gc \
152 target-zlib \
153 target-qthreads \
154 target-libjava"
156 # these libraries are built for the target environment, and are built after
157 # the host libraries and the host tools (which may be a cross compiler)
158 #
159 target_libs="target-libiberty \
160 target-libgloss \
161 target-newlib \
162 ${libstdcxx_version} \
163 target-libf2c \
164 ${libgcj} \
165 target-libobjc"
167 # these tools are built using the target libs, and are intended to run only
168 # in the target environment
169 #
170 # note: any program that *uses* libraries that are in the "target_libs"
171 # list belongs in this list. those programs are also very likely
172 # candidates for the "native_only" list which follows
173 #
174 target_tools="target-examples target-groff target-gperf target-rda"
176 ################################################################################
178 ## All tools belong in one of the four categories, and are assigned above
179 ## We assign ${configdirs} this way to remove all embedded newlines. This
180 ## is important because configure will choke if they ever get through.
181 ## ${configdirs} is directories we build using the host tools.
182 ## ${target_configdirs} is directories we build using the target tools.
183 #
184 configdirs=`echo ${host_libs} ${host_tools}`
185 target_configdirs=`echo ${target_libs} ${target_tools}`
187 ################################################################################
189 srcname="gnu development package"
191 # This gets set non-empty for some net releases of packages.
192 appdirs=""
194 # Define is_cross_compiler to save on calls to 'test'.
195 is_cross_compiler=
196 if test x"${host}" = x"${target}" ; then
197 is_cross_compiler=no
198 else
199 is_cross_compiler=yes
200 fi
202 # We always want to use the same name for this directory, so that dejagnu
203 # can reliably find it.
204 target_subdir=${target}
206 if test ! -d ${target_subdir} ; then
207 if mkdir ${target_subdir} ; then true
208 else
209 echo "'*** could not make ${PWD=`${PWDCMD-pwd}`}/${target_subdir}" 1>&2
210 exit 1
211 fi
212 fi
214 build_subdir=build-${build}
216 if test x"${build_alias}" != x"${host}" ; then
217 if test ! -d ${build_subdir} ; then
218 if mkdir ${build_subdir} ; then true
219 else
220 echo "'*** could not make ${PWD=`${PWDCMD-pwd}`}/${build_subdir}" 1>&2
221 exit 1
222 fi
223 fi
224 fi
226 # Skipdirs are removed silently.
227 skipdirs=
228 # Noconfigdirs are removed loudly.
229 noconfigdirs=""
231 use_gnu_ld=
232 # Make sure we don't let GNU ld be added if we didn't want it.
233 if test x$with_gnu_ld = xno ; then
234 use_gnu_ld=no
235 noconfigdirs="$noconfigdirs ld"
236 fi
238 use_gnu_as=
239 # Make sure we don't let GNU as be added if we didn't want it.
240 if test x$with_gnu_as = xno ; then
241 use_gnu_as=no
242 noconfigdirs="$noconfigdirs gas"
243 fi
245 # some tools are so dependent upon X11 that if we're not building with X,
246 # it's not even worth trying to configure, much less build, that tool.
248 case ${with_x} in
249 yes | "") ;; # the default value for this tree is that X11 is available
250 no)
251 skipdirs="${skipdirs} tk tix itcl libgui"
252 # We won't be able to build gdbtk without X.
253 enable_gdbtk=no
254 ;;
255 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
256 esac
258 # Some tools are only suitable for building in a "native" situation.
259 # Remove these if host!=target.
260 native_only="autoconf automake libtool fileutils find gawk gettext grep gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff gprof target-groff guile perl time ash bash bzip2 prms snavigator gnuserv target-gperf"
262 # Similarly, some are only suitable for cross toolchains.
263 # Remove these if host=target.
264 cross_only="target-libgloss target-newlib target-opcodes"
266 case $is_cross_compiler in
267 no) skipdirs="${skipdirs} ${cross_only}" ;;
268 yes) skipdirs="${skipdirs} ${native_only}" ;;
269 esac
271 # If both --with-headers and --with-libs are specified, default to
272 # --without-newlib.
273 if test x"${with_headers}" != x && test x"${with_libs}" != x ; then
274 if test x"${with_newlib}" = x ; then
275 with_newlib=no
276 fi
277 fi
279 # Recognize --with-newlib/--without-newlib.
280 case ${with_newlib} in
281 no) skipdirs="${skipdirs} target-newlib" ;;
282 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
283 esac
285 # Configure extra directories which are host specific
287 case "${host}" in
288 *-cygwin*)
289 configdirs="$configdirs libtermcap" ;;
290 esac
292 # Remove more programs from consideration, based on the host or
293 # target this usually means that a port of the program doesn't
294 # exist yet.
296 case "${host}" in
297 hppa*64*-*-*)
298 noconfigdirs="$noconfigdirs byacc"
299 ;;
300 i[[3456]]86-*-vsta)
301 noconfigdirs="tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix db snavigator gnuserv gettext"
302 ;;
303 i[[3456]]86-*-go32* | i[[3456]]86-*-msdosdjgpp*)
304 noconfigdirs="tcl tk expect dejagnu send-pr uudecode guile itcl tix db snavigator gnuserv libffi"
305 ;;
306 i[[3456]]86-*-mingw32*)
307 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix db snavigator gnuserv"
308 noconfigdirs="expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
309 ;;
310 i[[3456]]86-*-beos*)
311 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
312 ;;
313 *-*-cygwin*)
314 noconfigdirs="autoconf automake send-pr rcs guile perl"
315 ;;
316 *-*-netbsd*)
317 noconfigdirs="rcs"
318 ;;
319 ppc*-*-pe)
320 noconfigdirs="patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix db snavigator gnuserv"
321 ;;
322 powerpc-*-beos*)
323 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
324 ;;
325 *-*-darwin*)
326 noconfigdirs="$noconfigdirs tk itcl tix libgui"
327 ;;
328 esac
330 # Save it here so that, even in case of --enable-libgcj, if the Java
331 # front-end isn't enabled, we still get libgcj disabled.
332 libgcj_saved=$libgcj
333 case $enable_libgcj in
334 yes)
335 # If we reset it here, it won't get added to noconfigdirs in the
336 # target-specific build rules, so it will be forcibly enabled
337 # (unless the Java language itself isn't enabled).
338 libgcj=
339 ;;
340 no)
341 # Make sure we get it printed in the list of not supported target libs.
342 noconfigdirs="$noconfigdirs ${libgcj}"
343 ;;
344 esac
346 case "${target}" in
347 *-*-chorusos)
348 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
349 ;;
350 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
351 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
352 ;;
353 *-*-netbsd*)
354 # Skip some stuff on all NetBSD configurations.
355 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
357 # Skip some stuff that's unsupported on some NetBSD configurations.
358 case "${target}" in
359 i*86-*-netbsdelf*) ;;
360 *)
361 noconfigdirs="$noconfigdirs ${libgcj}"
362 ;;
363 esac
364 ;;
365 *-*-netware)
366 noconfigdirs="$noconfigdirs ${libstdcxx_version} target-newlib target-libiberty target-libgloss ${libgcj}"
367 ;;
368 *-*-rtems*)
369 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
370 case ${target} in
371 h8300*-*-* | h8500-*-*)
372 noconfigdirs="$noconfigdirs target-libf2c"
373 ;;
374 *) ;;
375 esac
376 ;;
377 *-*-vxworks*)
378 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
379 ;;
380 alpha*-dec-osf*)
381 # ld works, but does not support shared libraries.
382 # newlib is not 64 bit ready. I'm not sure about fileutils.
383 # gas doesn't generate exception information.
384 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
385 ;;
386 alpha*-*-*vms*)
387 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
388 ;;
389 alpha*-*-linux*)
390 # newlib is not 64 bit ready
391 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
392 ;;
393 alpha*-*-freebsd*)
394 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
395 ;;
396 alpha*-*-*)
397 # newlib is not 64 bit ready
398 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
399 ;;
400 sh-*-linux*)
401 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
402 ;;
403 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
404 noconfigdirs="$noconfigdirs ${libgcj}"
405 noconfigdirs="$noconfigdirs target-examples"
406 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
407 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
408 noconfigdirs="$noconfigdirs expect dejagnu"
409 # the C++ libraries don't build on top of CE's C libraries
410 noconfigdirs="$noconfigdirs ${libstdcxx_version}"
411 noconfigdirs="$noconfigdirs target-newlib"
412 case "${host}" in
413 *-*-cygwin*) ;; # keep gdb and readline
414 *) noconfigdirs="$noconfigdirs gdb readline ${libstdcxx_version}"
415 ;;
416 esac
417 ;;
418 arc-*-*)
419 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
420 ;;
421 arm-*-coff | strongarm-*-coff | xscale-*-coff)
422 noconfigdirs="$noconfigdirs ${libgcj}"
423 ;;
424 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
425 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
426 ;;
427 arm-*-pe*)
428 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
429 ;;
430 arm-*-oabi*)
431 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
432 ;;
433 thumb-*-coff)
434 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
435 ;;
436 thumb-*-elf)
437 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
438 ;;
439 thumb-*-oabi)
440 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
441 ;;
442 thumb-*-pe)
443 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
444 ;;
445 arm-*-riscix*)
446 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
447 ;;
448 avr-*-*)
449 noconfigdirs="$noconfigdirs target-libiberty ${libstdcxx_version} ${libgcj}"
450 ;;
451 c4x-*-* | tic4x-*-*)
452 noconfigdirs="$noconfigdirs ${libstdcxx_version} target-libgloss ${libgcj}"
453 ;;
454 c54x*-*-* | tic54x-*-*)
455 noconfigdirs="$noconfigdirs ${libstdcxx_version} target-libgloss ${libgcj} gcc gdb newlib"
456 ;;
457 cris-*-*)
458 noconfigdirs="$noconfigdirs ${libgcj}"
459 ;;
460 d10v-*-*)
461 noconfigdirs="$noconfigdirs ${libstdcxx_version} target-libgloss ${libgcj}"
462 ;;
463 d30v-*-*)
464 noconfigdirs="$noconfigdirs ${libgcj}"
465 ;;
466 fr30-*-elf*)
467 noconfigdirs="$noconfigdirs ${libgcj}"
468 ;;
469 frv-*-*)
470 noconfigdirs="$noconfigdirs ${libgcj}"
471 ;;
472 h8300*-*-*)
473 noconfigdirs="$noconfigdirs target-libgloss"
474 ;;
475 h8500-*-*)
476 noconfigdirs="$noconfigdirs ${libstdcxx_version} target-libgloss ${libgcj} target-libf2c"
477 ;;
478 hppa*64*-*-linux* | parisc*64*-*-linux*)
479 # In this case, it's because the hppa64-linux target is for
480 # the kernel only at this point and has no libc, and thus no
481 # headers, crt*.o, etc., all of which are needed by these.
482 noconfigdirs="$noconfigdirs target-zlib"
483 ;;
484 hppa*-*-*elf* | \
485 parisc*-*-linux* | hppa*-*-linux* | \
486 hppa*-*-lites* | \
487 hppa*-*-openbsd* | \
488 hppa*64*-*-*)
489 noconfigdirs="$noconfigdirs ${libgcj}"
490 # Do configure ld/binutils/gas for this case.
491 ;;
492 hppa*-*-*)
493 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
494 # build on HP-UX 10.20.
495 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
496 ;;
497 ia64*-*-elf*)
498 # No gdb support yet.
499 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
500 ;;
501 ia64*-**-hpux*)
502 # No gdb or ld support yet.
503 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb ld"
504 ;;
505 i[[3456]]86-*-coff | i[[3456]]86-*-elf)
506 noconfigdirs="$noconfigdirs ${libgcj}"
507 ;;
508 i[[34567]]86-*-freebsd*)
509 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
510 ;;
511 i[[3456]]86-*-linux*)
512 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
513 # not build java stuff by default.
514 case "${target}" in
515 *-*-*libc1*)
516 noconfigdirs="$noconfigdirs ${libgcj}";;
517 esac
519 # This section makes it possible to build newlib natively on linux.
520 # If we are using a cross compiler then don't configure newlib.
521 if test x${is_cross_compiler} != xno ; then
522 noconfigdirs="$noconfigdirs target-newlib"
523 fi
524 noconfigdirs="$noconfigdirs target-libgloss"
525 # If we are not using a cross compiler, do configure newlib.
526 # Note however, that newlib will only be configured in this situation
527 # if the --with-newlib option has been given, because otherwise
528 # 'target-newlib' will appear in skipdirs.
529 ;;
530 i[[3456]]86-*-mingw32*)
531 target_configdirs="$target_configdirs target-mingw"
532 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
534 # Can't build gdb for mingw32 if not native.
535 case "${host}" in
536 i[[3456]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
537 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix db snavigator gnuserv"
538 ;;
539 esac
540 ;;
541 *-*-cygwin*)
542 target_configdirs="$target_configdirs target-libtermcap target-winsup"
543 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
544 # always build newlib.
545 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
547 # Can't build gdb for Cygwin if not native.
548 case "${host}" in
549 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
550 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui db snavigator gnuserv"
551 ;;
552 esac
553 ;;
554 i[[3456]]86-*-pe)
555 noconfigdirs="$noconfigdirs ${libstdcxx_version} target-libgloss ${libgcj}"
556 ;;
557 i[[3456]]86-*-sco3.2v5*)
558 # The linker does not yet know about weak symbols in COFF,
559 # and is not configured to handle mixed ELF and COFF.
560 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
561 ;;
562 i[[3456]]86-*-sco*)
563 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
564 ;;
565 i[[3456]]86-*-solaris2*)
566 noconfigdirs="$noconfigdirs target-libgloss"
567 ;;
568 i[[3456]]86-*-sysv4*)
569 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
570 ;;
571 i[[3456]]86-*-beos*)
572 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
573 ;;
574 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
575 noconfigdirs="$noconfigdirs target-libiberty ${libstdcxx_version} ${libgcj}"
576 ;;
577 m68k-*-elf*)
578 noconfigdirs="$noconfigdirs ${libgcj}"
579 ;;
580 m68k-*-coff*)
581 noconfigdirs="$noconfigdirs ${libgcj}"
582 ;;
583 mcore-*-pe*)
584 # The EPOC C++ environment does not support exceptions or rtti,
585 # and so building libstdc++-v3 tends not to always work.
586 noconfigdirs="$noconfigdirs target-libstdc++-v3"
587 ;;
588 mmix-*-*)
589 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
590 ;;
591 mn10200-*-*)
592 noconfigdirs="$noconfigdirs ${libgcj}"
593 ;;
594 mn10300-*-*)
595 noconfigdirs="$noconfigdirs ${libgcj}"
596 ;;
597 powerpc-*-aix*)
598 # copied from rs6000-*-* entry
599 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
600 ;;
601 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
602 target_configdirs="$target_configdirs target-winsup"
603 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix db snavigator gnuserv ${libgcj}"
604 # always build newlib.
605 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
606 ;;
607 # This is temporary until we can link against shared libraries
608 powerpcle-*-solaris*)
609 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix db snavigator gnuserv ${libgcj}"
610 ;;
611 powerpc-*-beos*)
612 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
613 ;;
614 powerpc-*-darwin*)
615 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof ${libgcj}"
616 ;;
617 powerpc-*-eabi)
618 noconfigdirs="$noconfigdirs ${libgcj}"
619 ;;
620 powerpc64*-*-linux*)
621 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
622 # not yet ported.
623 noconfigdirs="$noconfigdirs target-libffi"
624 ;;
625 rs6000-*-lynxos*)
626 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
627 ;;
628 rs6000-*-aix*)
629 noconfigdirs="$noconfigdirs gprof ${libgcj}"
630 ;;
631 rs6000-*-*)
632 noconfigdirs="$noconfigdirs gprof ${libgcj}"
633 ;;
634 m68k-apollo-*)
635 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
636 ;;
637 mips*-*-irix5*)
638 # The GNU linker does not support shared libraries.
639 noconfigdirs="$noconfigdirs ld gprof target-libgloss ${libgcj}"
640 ;;
641 mips*-*-irix6*)
642 # Linking libjava exceeds command-line length limits on at least
643 # IRIX 6.2, but not on IRIX 6.5.
644 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
645 # <oldham@codesourcery.com>
646 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
647 ;;
648 mips*-dec-bsd*)
649 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
650 ;;
651 mips*-*-bsd*)
652 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
653 ;;
654 mipstx39-*-*)
655 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
656 ;;
657 mips*-*-linux*)
658 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
659 ;;
660 mips*-*-*)
661 noconfigdirs="$noconfigdirs gprof ${libgcj}"
662 ;;
663 romp-*-*)
664 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
665 ;;
666 sh-*-*)
667 case "${host}" in
668 i[[3456]]86-*-vsta) ;; # don't add gprof back in
669 i[[3456]]86-*-go32*) ;; # don't add gprof back in
670 i[[3456]]86-*-msdosdjgpp*) ;; # don't add gprof back in
671 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
672 esac
673 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
674 ;;
675 sh64-*-*)
676 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
677 ;;
678 sparc-*-elf*)
679 noconfigdirs="$noconfigdirs ${libgcj}"
680 ;;
681 sparc64-*-elf*)
682 noconfigdirs="$noconfigdirs ${libgcj}"
683 ;;
684 sparclite-*-*)
685 noconfigdirs="$noconfigdirs ${libgcj}"
686 ;;
687 sparc-*-sunos4*)
688 noconfigdirs="$noconfigdirs ${libgcj}"
689 if test x${is_cross_compiler} != xno ; then
690 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
691 else
692 use_gnu_ld=no
693 fi
694 ;;
695 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
696 ;;
697 v810-*-*)
698 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld ${libstdcxx_version} opcodes target-libgloss ${libgcj}"
699 ;;
700 v850-*-*)
701 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
702 ;;
703 v850e-*-*)
704 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
705 ;;
706 v850ea-*-*)
707 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
708 ;;
709 vax-*-vms)
710 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
711 ;;
712 vax-*-*)
713 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
714 ;;
715 ip2k-*-*)
716 noconfigdirs="$noconfigdirs target-libiberty ${libstdcxx_version} ${libgcj}"
717 ;;
718 *-*-linux*)
719 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
720 ;;
721 *-*-lynxos*)
722 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
723 ;;
724 *-*-*)
725 noconfigdirs="$noconfigdirs ${libgcj}"
726 ;;
727 esac
729 # If we aren't building newlib, then don't build libgloss, since libgloss
730 # depends upon some newlib header files.
731 case "${noconfigdirs}" in
732 *target-libgloss*) ;;
733 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
734 esac
736 # Figure out what language subdirectories are present.
737 # Look if the user specified --enable-languages="..."; if not, use
738 # the environment variable $LANGUAGES if defined. $LANGUAGES might
739 # go away some day.
740 # NB: embedded tabs in this IF block -- do not untabify
741 if test x"${enable_languages+set}" != xset; then
742 if test x"${LANGUAGES+set}" = xset; then
743 enable_languages="${LANGUAGES}"
744 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
745 else
746 enable_languages=all
747 fi
748 else
749 if test x"${enable_languages}" = x ||
750 test x"${enable_languages}" = xyes;
751 then
752 echo configure.in: --enable-languages needs at least one language argument 1>&2
753 exit 1
754 fi
755 fi
756 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
758 # First scan to see if an enabled language requires some other language.
759 # We assume that a given config-lang.in will list all the language
760 # front ends it requires, even if some are required indirectly.
761 for lang in ${srcdir}/gcc/*/config-lang.in ..
762 do
763 case $lang in
764 ..)
765 ;;
766 # The odd quoting in the next line works around
767 # an apparent bug in bash 1.12 on linux.
768 ${srcdir}/gcc/[[*]]/config-lang.in)
769 ;;
770 *)
771 lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
772 this_lang_requires=`sed -n -e 's,^lang_requires=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_requires=\([[^ ]]*\).*$,\1,p' $lang`
773 for other in $this_lang_requires
774 do
775 case ,${enable_languages}, in
776 *,$other,*)
777 ;;
778 *,all,*)
779 ;;
780 *,$lang_alias,*)
781 echo " \`$other' language required by \`$lang_alias'; enabling" 1>&2
782 enable_languages="$enable_languages,$other"
783 ;;
784 esac
785 done
786 ;;
787 esac
788 done
790 subdirs=
791 for lang in ${srcdir}/gcc/*/config-lang.in ..
792 do
793 case $lang in
794 ..) ;;
795 # The odd quoting in the next line works around
796 # an apparent bug in bash 1.12 on linux.
797 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
798 *)
799 lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
800 this_lang_libs=`sed -n -e 's,^target_libs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^target_libs=\([[^ ]]*\).*$,\1,p' $lang`
801 this_lang_dirs=`sed -n -e 's,^lang_dirs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_dirs=\([[^ ]]*\).*$,\1,p' $lang`
802 build_by_default=`sed -n -e 's,^build_by_default=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^build_by_default=\([[^ ]]*\).*$,\1,p' $lang`
803 if test "x$lang_alias" = x
804 then
805 echo "$lang doesn't set \$language." 1>&2
806 exit 1
807 fi
808 case ${build_by_default},${enable_languages}, in
809 *,$lang_alias,*) add_this_lang=yes ;;
810 no,*) add_this_lang=no ;;
811 *,all,*) add_this_lang=yes ;;
812 *) add_this_lang=no ;;
813 esac
814 if test x"${add_this_lang}" = xyes; then
815 eval target_libs='"$target_libs "'\"$this_lang_libs\"
816 else
817 eval noconfigdirs='"$noconfigdirs "'\"$this_lang_libs $this_lang_dirs\"
818 fi
819 ;;
820 esac
821 done
823 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
824 # $target_configdirs.
825 # If we have the source for $noconfigdirs entries, add them to $notsupp.
827 notsupp=""
828 for dir in . $skipdirs $noconfigdirs ; do
829 dirname=`echo $dir | sed -e s/target-//g`
830 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
831 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
832 if test -r $srcdir/$dirname/configure ; then
833 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
834 true
835 else
836 notsupp="$notsupp $dir"
837 fi
838 fi
839 fi
840 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
841 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
842 if test -r $srcdir/$dirname/configure ; then
843 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
844 true
845 else
846 notsupp="$notsupp $dir"
847 fi
848 fi
849 fi
850 done
852 # Sometimes the tools are distributed with libiberty but with no other
853 # libraries. In that case, we don't want to build target-libiberty.
854 if test -n "${target_configdirs}" ; then
855 others=
856 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
857 if test "$i" != "libiberty" ; then
858 if test -r $srcdir/$i/configure ; then
859 others=yes;
860 break;
861 fi
862 fi
863 done
864 if test -z "${others}" ; then
865 target_configdirs=
866 fi
867 fi
869 # Quietly strip out all directories which aren't configurable in this tree.
870 # This relies on all configurable subdirectories being autoconfiscated, which
871 # is now the case.
872 configdirs_all="$configdirs"
873 configdirs=
874 for i in ${configdirs_all} ; do
875 if test -f ${srcdir}/$i/configure ; then
876 configdirs="${configdirs} $i"
877 fi
878 done
879 target_configdirs_all="$target_configdirs"
880 target_configdirs=
881 for i in ${target_configdirs_all} ; do
882 j=`echo $i | sed -e s/target-//g`
883 if test -f ${srcdir}/$j/configure ; then
884 target_configdirs="${target_configdirs} $i"
885 fi
886 done
888 # Produce a warning message for the subdirs we can't configure.
889 # This isn't especially interesting in the Cygnus tree, but in the individual
890 # FSF releases, it's important to let people know when their machine isn't
891 # supported by the one or two programs in a package.
893 if test -n "${notsupp}" && test -z "${norecursion}" ; then
894 # If $appdirs is non-empty, at least one of those directories must still
895 # be configured, or we error out. (E.g., if the gas release supports a
896 # specified target in some subdirs but not the gas subdir, we shouldn't
897 # pretend that all is well.)
898 if test -n "$appdirs" ; then
899 for dir in $appdirs ; do
900 if test -r $dir/Makefile.in ; then
901 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
902 appdirs=""
903 break
904 fi
905 if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
906 appdirs=""
907 break
908 fi
909 fi
910 done
911 if test -n "$appdirs" ; then
912 echo "*** This configuration is not supported by this package." 1>&2
913 exit 1
914 fi
915 fi
916 # Okay, some application will build, or we don't care to check. Still
917 # notify of subdirs not getting built.
918 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
919 echo " ${notsupp}" 1>&2
920 echo " (Any other directories should still work fine.)" 1>&2
921 fi
923 case "$host" in
924 *msdosdjgpp*)
925 enable_gdbtk=no ;;
926 esac
928 copy_dirs=
930 # Handle --with-headers=XXX. If the value is not "yes", the contents of
931 # the named directory are copied to $(tooldir)/sys-include.
932 if test x"${with_headers}" != x ; then
933 if test x${is_cross_compiler} = xno ; then
934 echo 1>&2 '***' --with-headers is only supported when cross compiling
935 exit 1
936 fi
937 if test x"${with_headers}" != xyes ; then
938 case "${exec_prefixoption}" in
939 "") x=${prefix} ;;
940 *) x=${exec_prefix} ;;
941 esac
942 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
943 fi
944 fi
946 # Handle --with-libs=XXX. If the value is not "yes", the contents of
947 # the name directories are copied to $(tooldir)/lib. Multiple directories
948 # are permitted.
949 if test x"${with_libs}" != x ; then
950 if test x${is_cross_compiler} = xno ; then
951 echo 1>&2 '***' --with-libs is only supported when cross compiling
952 exit 1
953 fi
954 if test x"${with_libs}" != xyes ; then
955 # Copy the libraries in reverse order, so that files in the first named
956 # library override files in subsequent libraries.
957 case "${exec_prefixoption}" in
958 "") x=${prefix} ;;
959 *) x=${exec_prefix} ;;
960 esac
961 for l in ${with_libs}; do
962 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
963 done
964 fi
965 fi
967 # Handle ${copy_dirs}
968 set fnord ${copy_dirs}
969 shift
970 while test $# != 0 ; do
971 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
972 :
973 else
974 echo Copying $1 to $2
976 # Use the install script to create the directory and all required
977 # parent directories.
978 if test -d $2 ; then
979 :
980 else
981 echo >config.temp
982 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
983 fi
985 # Copy the directory, assuming we have tar.
986 # FIXME: Should we use B in the second tar? Not all systems support it.
987 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
989 # It is the responsibility of the user to correctly adjust all
990 # symlinks. If somebody can figure out how to handle them correctly
991 # here, feel free to add the code.
993 echo $1 > $2/COPIED
994 fi
995 shift; shift
996 done
998 # Work in distributions that contain no compiler tools, like Autoconf.
999 tentative_cc=""
1000 host_makefile_frag=/dev/null
1001 if test -d ${srcdir}/config ; then
1002 case "${host}" in
1003 m68k-hp-hpux*)
1004 # Avoid "too much defining" errors from HPUX compiler.
1005 tentative_cc="cc -Wp,-H256000"
1006 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1007 # If it's HP/UX ar, this should be harmless.
1008 RANLIB="ar ts"
1009 ;;
1010 m68k-apollo-sysv*)
1011 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1012 ;;
1013 m68k-apollo-bsd*)
1014 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1015 # chokes on bfd, the compiler won't let you assign integers to enums, and
1016 # other problems. Defining CC to gcc is a questionable way to say "don't use
1017 # the apollo compiler" (the preferred version of GCC could be called cc,
1018 # or whatever), but I'm not sure leaving CC as cc is any better...
1019 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1020 # Used to have BISON=yacc.
1021 tentative_cc=gcc
1022 ;;
1023 m88k-dg-dgux*)
1024 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1025 host_makefile_frag="config/mh-dgux"
1026 ;;
1027 m88k-harris-cxux*)
1028 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1029 tentative_cc="cc -Xa"
1030 host_makefile_frag="config/mh-cxux"
1031 ;;
1032 m88k-motorola-sysv*)
1033 ;;
1034 mips*-dec-ultrix*)
1035 tentative_cc="cc -Wf,-XNg1000"
1036 host_makefile_frag="config/mh-decstation"
1037 ;;
1038 mips*-nec-sysv4*)
1039 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1040 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1041 host_makefile_frag="config/mh-necv4"
1042 ;;
1043 mips*-sgi-irix4*)
1044 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1045 # environment. Also bump switch table size so that cp-parse will
1046 # compile. Bump string length limit so linker builds.
1047 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1048 ;;
1049 mips*-*-sysv4*)
1050 host_makefile_frag="config/mh-sysv4"
1051 ;;
1052 mips*-*-sysv*)
1053 # This is for a MIPS running RISC/os 4.52C.
1055 # This is needed for GDB, but needs to be in the top-level make because
1056 # if a library is compiled with the bsd headers and gets linked with the
1057 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1058 # a different size).
1059 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1060 # known except to select the sysv environment. Could we use /proc instead?
1061 # These "sysv environments" and "bsd environments" often end up being a pain.
1062 #
1063 # This is not part of CFLAGS because perhaps not all C compilers have this
1064 # option.
1065 tentative_cc="cc -systype sysv"
1066 ;;
1067 i370-ibm-opened*)
1068 tentative_cc="c89"
1069 ;;
1070 i[[3456]]86-*-sysv5*)
1071 host_makefile_frag="config/mh-sysv5"
1072 ;;
1073 i[[3456]]86-*-dgux*)
1074 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1075 host_makefile_frag="config/mh-dgux386"
1076 ;;
1077 i[[3456]]86-ncr-sysv4.3*)
1078 # The MetaWare compiler will generate a copyright message unless you
1079 # turn it off by adding the -Hnocopyr flag.
1080 tentative_cc="cc -Hnocopyr"
1081 ;;
1082 i[[3456]]86-ncr-sysv4*)
1083 # for an NCR 3000 (i486/SVR4) system.
1084 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1085 # This compiler not only emits obnoxious copyright messages every time
1086 # you run it, but it chokes and dies on a whole bunch of GNU source
1087 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1088 tentative_cc="/usr/ccs/ATT/cc"
1089 host_makefile_frag="config/mh-ncr3000"
1090 ;;
1091 i[[3456]]86-*-sco3.2v5*)
1092 ;;
1093 i[[3456]]86-*-sco*)
1094 # The native C compiler botches some simple uses of const. Unfortunately,
1095 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1096 tentative_cc="cc -Dconst="
1097 host_makefile_frag="config/mh-sco"
1098 ;;
1099 i[[3456]]86-*-udk*)
1100 host_makefile_frag="config/mh-sysv5"
1101 ;;
1102 i[[3456]]86-*-solaris2*)
1103 host_makefile_frag="config/mh-sysv4"
1104 ;;
1105 i[[3456]]86-*-msdosdjgpp*)
1106 host_makefile_frag="config/mh-djgpp"
1107 ;;
1108 *-cygwin*)
1109 host_makefile_frag="config/mh-cygwin"
1110 ;;
1111 *-mingw32*)
1112 host_makefile_frag="config/mh-mingw32"
1113 ;;
1114 *-interix*)
1115 host_makefile_frag="config/mh-interix"
1116 ;;
1117 vax-*-ultrix2*)
1118 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1119 tentative_cc=gcc
1120 ;;
1121 *-*-solaris2*)
1122 host_makefile_frag="config/mh-solaris"
1123 ;;
1124 m68k-sun-sunos*)
1125 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1126 # without overflowing the jump tables (-J says to use a 32 bit table)
1127 tentative_cc="cc -J"
1128 ;;
1129 *-hp-hpux*)
1130 tentative_cc="cc -Wp,-H256000"
1131 ;;
1132 *-*-hiux*)
1133 tentative_cc="cc -Wp,-H256000"
1134 ;;
1135 rs6000-*-lynxos*)
1136 # /bin/cc is less than useful for our purposes. Always use GCC
1137 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1138 host_makefile_frag="config/mh-lynxrs6k"
1139 ;;
1140 *-*-lynxos*)
1141 # /bin/cc is less than useful for our purposes. Always use GCC
1142 tentative_cc="/bin/gcc"
1143 ;;
1144 *-*-sysv4*)
1145 host_makefile_frag="config/mh-sysv4"
1146 ;;
1147 esac
1148 fi
1150 extra_arflags_for_target=
1151 extra_nmflags_for_target=
1152 extra_ranlibflags_for_target=
1153 target_makefile_frag=/dev/null
1154 case "${target}" in
1155 i[[3456]]86-*-netware*)
1156 target_makefile_frag="config/mt-netware"
1157 ;;
1158 powerpc-*-netware*)
1159 target_makefile_frag="config/mt-netware"
1160 ;;
1161 *-*-linux*)
1162 target_makefile_frag="config/mt-linux"
1163 ;;
1164 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1165 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1166 # commands to handle both 32-bit and 64-bit objects. These flags are
1167 # harmless if we're using GNU nm or ar.
1168 extra_arflags_for_target=" -X32_64"
1169 extra_nmflags_for_target=" -B -X32_64"
1170 ;;
1171 *-*-darwin*)
1172 # ranlib from Darwin requires the -c flag to look at common symbols.
1173 extra_ranlibflags_for_target=" -c"
1174 ;;
1175 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1176 target_makefile_frag="config/mt-wince"
1177 ;;
1178 esac
1180 alphaieee_frag=/dev/null
1181 case $target in
1182 alpha*-*-*)
1183 # This just makes sure to use the -mieee option to build target libs.
1184 # This should probably be set individually by each library.
1185 alphaieee_frag="config/mt-alphaieee"
1186 ;;
1187 esac
1189 # If --enable-target-optspace always use -Os instead of -O2 to build
1190 # the target libraries, similarly if it is not specified, use -Os
1191 # on selected platforms.
1192 ospace_frag=/dev/null
1193 case "${enable_target_optspace}:${target}" in
1194 yes:*)
1195 ospace_frag="config/mt-ospace"
1196 ;;
1197 :d30v-*)
1198 ospace_frag="config/mt-d30v"
1199 ;;
1200 :m32r-* | :d10v-* | :fr30-*)
1201 ospace_frag="config/mt-ospace"
1202 ;;
1203 no:* | :*)
1204 ;;
1205 *)
1206 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1207 ;;
1208 esac
1210 # Set with_gnu_as and with_gnu_ld as appropriate.
1211 #
1212 # This is done by determining whether or not the appropriate directory
1213 # is available, and by checking whether or not specific configurations
1214 # have requested that this magic not happen.
1215 #
1216 # The command line options always override the explicit settings in
1217 # configure.in, and the settings in configure.in override this magic.
1218 #
1219 # If the default for a toolchain is to use GNU as and ld, and you don't
1220 # want to do that, then you should use the --without-gnu-as and
1221 # --without-gnu-ld options for the configure script.
1223 if test x${use_gnu_as} = x &&
1224 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1225 with_gnu_as=yes
1226 extra_host_args="$extra_host_args --with-gnu-as"
1227 fi
1229 if test x${use_gnu_ld} = x &&
1230 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1231 with_gnu_ld=yes
1232 extra_host_args="$extra_host_args --with-gnu-ld"
1233 fi
1235 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1236 # can detect this case.
1238 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1239 with_newlib=yes
1240 extra_host_args="$extra_host_args --with-newlib"
1241 fi
1243 # We default to --with-shared on platforms where -fpic is meaningless.
1244 # Well, we don't yet, but we will.
1245 if false && test "${host}" = "${target}" && test x${enable_shared} = x ; then
1246 case "${target}" in
1247 alpha*-dec-osf*) enable_shared=yes ;;
1248 alpha*-*-linux*) enable_shared=yes ;;
1249 mips-sgi-irix5*) enable_shared=yes ;;
1250 *) enable_shared=no ;;
1251 esac
1252 fi
1254 case "${enable_shared}" in
1255 yes) shared=yes ;;
1256 no) shared=no ;;
1257 "") shared=no ;;
1258 *) shared=yes ;;
1259 esac
1262 # Default to using --with-stabs for certain targets.
1263 if test x${with_stabs} = x ; then
1264 case "${target}" in
1265 mips*-*-irix6*o32)
1266 with_stabs=yes;
1267 extra_host_args="${extra_host_args} --with-stabs"
1268 ;;
1269 mips*-*-irix6*)
1270 ;;
1271 mips*-*-* | alpha*-*-osf*)
1272 with_stabs=yes;
1273 extra_host_args="${extra_host_args} --with-stabs"
1274 ;;
1275 esac
1276 fi
1278 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1279 # them automatically.
1280 case "${host}" in
1281 hppa*64*-*-hpux11*)
1282 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1283 ;;
1284 esac
1286 # If we aren't going to be using gcc, see if we can extract a definition
1287 # of CC from the fragment.
1288 # Actually, use the 'pre-extracted' version above.
1289 if test -z "${CC}" && test "${build}" = "${host}" ; then
1290 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1291 found=
1292 for dir in $PATH; do
1293 test -z "$dir" && dir=.
1294 if test -f $dir/gcc; then
1295 found=yes
1296 break
1297 fi
1298 done
1299 IFS="$save_ifs"
1300 if test -z "${found}" && test -n "${tentative_cc}" ; then
1301 CC=$tentative_cc
1302 fi
1303 fi
1305 # Some systems (e.g., one of the i386-aix systems the gas testers are
1306 # using) don't handle "\$" correctly, so don't use it here.
1307 tooldir='$(exec_prefix)'/${target_alias}
1308 build_tooldir=${tooldir}
1310 # Generate a default definition for YACC. This is used if the makefile can't
1311 # locate bison or byacc in objdir.
1313 for prog in 'bison -y' byacc yacc
1314 do
1315 set dummy $prog; tmp=$2
1316 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1317 for dir in $PATH; do
1318 test -z "$dir" && dir=.
1319 if test -f $dir/$tmp; then
1320 DEFAULT_YACC="$prog"
1321 break
1322 fi
1323 done
1324 IFS="$save_ifs"
1326 test -n "$DEFAULT_YACC" && break
1327 done
1329 # Generate a default definition for M4. This is used if the makefile can't
1330 # locate m4 in objdir.
1332 for prog in gm4 gnum4 m4
1333 do
1334 set dummy $prog; tmp=$2
1335 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1336 for dir in $PATH; do
1337 test -z "$dir" && dir=.
1338 if test -f $dir/$tmp; then
1339 DEFAULT_M4="$prog"
1340 break
1341 fi
1342 done
1343 IFS="$save_ifs"
1345 test -n "$DEFAULT_M4" && break
1346 done
1348 # Generate a default definition for LEX. This is used if the makefile can't
1349 # locate flex in objdir.
1351 for prog in flex lex
1352 do
1353 set dummy $prog; tmp=$2
1354 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1355 for dir in $PATH; do
1356 test -z "$dir" && dir=.
1357 if test -f $dir/$tmp; then
1358 DEFAULT_LEX="$prog"
1359 break
1360 fi
1361 done
1362 IFS="$save_ifs"
1364 test -n "$DEFAULT_LEX" && break
1365 done
1367 if test "${build}" != "${host}" ; then
1368 # If we are doing a Canadian Cross, in which the host and build systems
1369 # are not the same, we set reasonable default values for the tools.
1371 BISON=${BISON-bison}
1372 CC=${CC-${host_alias}-gcc}
1373 CFLAGS=${CFLAGS-"-g -O2"}
1374 CXX=${CXX-${host_alias}-c++}
1375 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1376 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1377 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
1378 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
1379 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
1380 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
1381 BUILD_PREFIX=${build_alias}-
1382 BUILD_PREFIX_1=${build_alias}-
1383 MAKEINFO=${MAKEINFO-makeinfo}
1385 if test -z "${YACC}" ; then
1386 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1387 for dir in $PATH; do
1388 test -z "$dir" && dir=.
1389 if test -f $dir/bison; then
1390 YACC="bison -y"
1391 break
1392 fi
1393 if test -f $dir/byacc; then
1394 YACC=byacc
1395 break
1396 fi
1397 if test -f $dir/yacc; then
1398 YACC=yacc
1399 break
1400 fi
1401 done
1402 IFS="$save_ifs"
1403 if test -z "${YACC}" ; then
1404 YACC="bison -y"
1405 fi
1406 fi
1408 if test -z "${LEX}" ; then
1409 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1410 for dir in $PATH; do
1411 test -z "$dir" && dir=.
1412 if test -f $dir/flex; then
1413 LEX=flex
1414 break
1415 fi
1416 if test -f $dir/lex; then
1417 LEX=lex
1418 break
1419 fi
1420 done
1421 IFS="$save_ifs"
1422 LEX=${LEX-flex}
1423 fi
1425 else
1426 # Set reasonable default values for some tools even if not Canadian.
1427 # Of course, these are different reasonable default values, originally
1428 # specified directly in the Makefile.
1429 # We don't export, so that autoconf can do its job.
1430 # Note that all these settings are above the fragment inclusion point
1431 # in Makefile.in, so can still be overridden by fragments.
1432 # This is all going to change when we autoconfiscate...
1434 BISON="\$(USUAL_BISON)"
1435 CC_FOR_BUILD="\$(CC)"
1436 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1437 BUILD_PREFIX=
1438 BUILD_PREFIX_1=loser-
1439 MAKEINFO="\$(USUAL_MAKEINFO)"
1440 LEX="\$(USUAL_LEX)"
1441 YACC="\$(USUAL_YACC)"
1443 # If CC is still not set, try to get gcc.
1444 cc_prog_is_gcc=
1445 if test -z "${CC}" ; then
1446 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1447 for dir in $PATH; do
1448 test -z "$dir" && dir=.
1449 if test -f $dir/gcc; then
1450 CC="gcc"
1451 cc_prog_is_gcc=yes
1452 echo 'void f(){}' > conftest.c
1453 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1454 CFLAGS=${CFLAGS-"-g -O2"}
1455 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1456 else
1457 CFLAGS=${CFLAGS-"-O2"}
1458 CXXFLAGS=${CXXFLAGS-"-O2"}
1459 fi
1460 rm -f conftest*
1461 break
1462 fi
1463 done
1464 IFS="$save_ifs"
1465 CC=${CC-cc}
1466 else
1467 # Determine if we are using gcc.
1468 cat > conftest.c <<EOF
1469 #ifdef __GNUC__
1470 yes;
1471 #endif
1472 EOF
1473 if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
1474 cc_prog_is_gcc=yes
1475 fi
1476 rm -f conftest.c
1477 if test -z "${CFLAGS}"; then
1478 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1479 # is set to a version of gcc.
1480 if test "$cc_prog_is_gcc" = yes; then
1481 echo 'void f(){}' > conftest.c
1482 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1483 CFLAGS=${CFLAGS-"-g -O2"}
1484 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1485 else
1486 CFLAGS=${CFLAGS-"-O2"}
1487 CXXFLAGS=${CXXFLAGS-"-O2"}
1488 fi
1489 rm -f conftest*
1490 fi
1491 fi
1492 fi
1494 # We must set the default linker to the linker used by gcc for the correct
1495 # operation of libtool. If LD is not defined and we are using gcc, try to
1496 # set the LD default to the ld used by gcc.
1497 if test -z "$LD"; then
1498 if test "$cc_prog_is_gcc" = yes; then
1499 case $build in
1500 *-*-mingw*)
1501 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1502 *)
1503 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1504 esac
1505 case $gcc_prog_ld in
1506 # Accept absolute paths.
1507 [[\\/]* | [A-Za-z]:[\\/]*)]
1508 LD="$gcc_prog_ld" ;;
1509 esac
1510 fi
1511 fi
1513 CXX=${CXX-"c++"}
1514 CFLAGS=${CFLAGS-"-g"}
1515 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1516 fi
1518 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1519 # Set up the list of links to be made.
1520 # ${links} is the list of link names, and ${files} is the list of names to link to.
1522 # Make the links.
1523 configlinks="${links}"
1524 if test -r ./config.status ; then
1525 mv -f ./config.status ./config.back
1526 fi
1527 while test -n "${files}" ; do
1528 # set file to car of files, files to cdr of files
1529 set ${files}; file=$1; shift; files=$*
1530 set ${links}; link=$1; shift; links=$*
1532 if test ! -r ${srcdir}/${file} ; then
1533 if test ! -r ${file} ; then
1534 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1535 echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1536 exit 1
1537 else
1538 srcfile=${file}
1539 fi
1540 else
1541 srcfile=${srcdir}/${file}
1542 fi
1544 ${remove} -f ${link}
1545 # Make a symlink if possible, otherwise try a hard link
1546 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1547 true
1548 else
1549 # We need to re-remove the file because Lynx leaves a
1550 # very strange directory there when it fails an NFS symlink.
1551 ${remove} -r -f ${link}
1552 ${hard_link} ${srcfile} ${link}
1553 fi
1554 if test ! -r ${link} ; then
1555 echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1556 exit 1
1557 fi
1559 echo "Linked \"${link}\" to \"${srcfile}\"."
1560 done
1562 # Create a .gdbinit file which runs the one in srcdir
1563 # and tells GDB to look there for source files.
1565 if test -r ${srcdir}/.gdbinit ; then
1566 case ${srcdir} in
1567 .) ;;
1568 *) cat > ./.gdbinit <<EOF
1569 # ${NO_EDIT}
1570 dir ${srcdir}
1571 dir .
1572 source ${srcdir}/.gdbinit
1573 EOF
1574 ;;
1575 esac
1576 fi
1578 # record if we want runtime library stuff installed in libsubdir.
1579 # Blank means no.
1580 if test -z "${enable_version_specific_runtime_libs}"; then
1581 enable_version_specific_runtime_libs=no
1582 fi
1584 # Make sure that the compiler is able to generate an executable. If it
1585 # can't, we are probably in trouble. We don't care whether we can run the
1586 # executable--we might be using a cross compiler--we only care whether it
1587 # can be created. At this point the main configure script has set CC.
1588 we_are_ok=no
1589 echo "int main () { return 0; }" > conftest.c
1590 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1591 if test $? = 0 ; then
1592 if test -s conftest || test -s conftest.exe ; then
1593 we_are_ok=yes
1594 fi
1595 fi
1596 case $we_are_ok in
1597 no)
1598 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1599 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1600 rm -f conftest*
1601 exit 1
1602 ;;
1603 esac
1604 rm -f conftest*
1606 # The Solaris /usr/ucb/cc compiler does not appear to work.
1607 case "${host}" in
1608 sparc-sun-solaris2*)
1609 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1610 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1611 could_use=
1612 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1613 if test -d /opt/cygnus/bin ; then
1614 if test "$could_use" = "" ; then
1615 could_use="/opt/cygnus/bin"
1616 else
1617 could_use="$could_use or /opt/cygnus/bin"
1618 fi
1619 fi
1620 if test "$could_use" = "" ; then
1621 echo "Warning: compilation may fail because you're using"
1622 echo "/usr/ucb/cc. You should change your PATH or CC "
1623 echo "variable and rerun configure."
1624 else
1625 echo "Warning: compilation may fail because you're using"
1626 echo "/usr/ucb/cc, when you should use the C compiler from"
1627 echo "$could_use. You should change your"
1628 echo "PATH or CC variable and rerun configure."
1629 fi
1630 fi
1631 ;;
1632 esac
1634 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1635 # binutils tools will find libbfd.so.
1636 if test "${shared}" = "yes" ; then
1637 SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)"
1638 else
1639 SET_LIB_PATH=
1640 fi
1643 case "${host}" in
1644 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1645 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1646 esac
1648 # Record target_configdirs and the configure arguments for target and
1649 # build configuration in Makefile.
1650 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1652 # This is the final value for target_configdirs. configdirs already
1653 # has its final value. It's time to create some lists of valid targets.
1655 # While at that, we remove Makefiles if we were started for recursive
1656 # configuration, such that the top-level Makefile reconfigures them,
1657 # like we used to do when configure itself was recursive.
1659 all_build_modules=
1660 configure_build_modules=
1661 # Only make build modules if build != host.
1662 # This should be done more generally, but at the moment it doesn't matter.
1663 if test ${host_alias} != ${build_alias} ; then
1664 for module in libiberty ; do
1665 all_build_modules=all-build-${module}
1666 configure_build_modules=configure-build-${module}
1667 if test -z "${no_recursion}" \
1668 && test -f ${build_subdir}/${module}/Makefile; then
1669 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1670 rm -f ${build_subdir}/${module}/Makefile
1671 fi
1672 done
1673 fi
1675 all_host_modules=
1676 check_host_modules=
1677 install_host_modules=
1678 configure_host_modules=
1679 for module in ${configdirs} ; do
1680 all_host_modules="${all_host_modules} all-${module}"
1681 check_host_modules="${check_host_modules} check-${module}"
1682 install_host_modules="${install_host_modules} install-${module}"
1683 configure_host_modules="${configure_host_modules} configure-${module}"
1684 if test -z "${no_recursion}" \
1685 && test -f ${module}/Makefile; then
1686 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1687 rm -f ${module}/Makefile
1688 fi
1689 done
1690 install_host_modules_nogcc=`echo "${install_host_modules}" | sed -e 's/install-gcc//g'`
1692 all_target_modules=
1693 check_target_modules=
1694 install_target_modules=
1695 configure_target_modules=
1696 for module in ${target_configdirs} ; do
1697 all_target_modules="${all_target_modules} all-target-${module}"
1698 check_target_modules="${check_target_modules} check-target-${module}"
1699 install_target_modules="${install_target_modules} install-target-${module}"
1700 configure_target_modules="${configure_target_modules} configure-target-${module}"
1701 if test -z "${no_recursion}" \
1702 && test -f ${target_subdir}/${module}/Makefile; then
1703 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1704 rm -f ${target_subdir}/${module}/Makefile
1705 fi
1706 done
1708 # Determine whether gdb needs tk/tcl or not.
1709 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1710 # and in that case we want gdb to be built without tk. Ugh!
1711 # In fact I believe gdb is the *only* package directly dependent on tk,
1712 # so we should be able to put the 'maybe's in unconditionally and
1713 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1714 # 100% sure that that's safe though.
1716 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1717 case "$enable_gdbtk" in
1718 no)
1719 GDB_TK="" ;;
1720 yes)
1721 GDB_TK="${gdb_tk}" ;;
1722 *)
1723 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1724 # distro. Eventually someone will fix this and move Insight, nee
1725 # gdbtk to a separate directory.
1726 if test -d ${srcdir}/gdb/gdbtk ; then
1727 GDB_TK="${gdb_tk}"
1728 else
1729 GDB_TK=""
1730 fi
1731 ;;
1732 esac
1734 # Create the 'maybe dependencies'. This uses a temporary file.
1735 rm -f maybedep.tmp
1736 echo '# maybedep.tmp' > maybedep.tmp
1737 for item in ${all_build_modules} ${all_host_modules} ${all_target_modules} \
1738 ${install_host_modules} ${install_target_modules} \
1739 ${configure_build_modules} ${configure_host_modules} ${configure_target_modules} \
1740 ; do
1741 echo "maybe-${item}: ${item}" >> maybedep.tmp
1742 done
1743 maybe_dependencies=maybedep.tmp
1744 AC_SUBST_FILE(maybe_dependencies)
1746 # Create the serialization dependencies. This uses a temporary file.
1748 AC_ARG_ENABLE([serial-configure],
1749 [ --disable-serial-[{host,target,build}-]configure
1750 Don't force sequential configuration of
1751 sub-packages for the host, target or build
1752 machine, or of any sub-packages at all])
1754 # These force 'configure's to be done one at a time, to avoid problems
1755 # with contention over a shared config.cache.
1756 rm -f serdep.tmp
1757 echo '# serdep.tmp' > serdep.tmp
1758 olditem=
1759 test "x${enable_serial_configure}" = xno ||
1760 test "x${enable_serial_build_configure}" = xno ||
1761 for item in ${build_configdirs} ; do
1762 case ${olditem} in
1763 "") ;;
1764 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1765 esac
1766 olditem=${item}
1767 done
1768 olditem=
1769 test "x${enable_serial_configure}" = xno ||
1770 test "x${enable_serial_host_configure}" = xno ||
1771 for item in ${configdirs} ; do
1772 case ${olditem} in
1773 "") ;;
1774 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1775 esac
1776 olditem=${item}
1777 done
1778 olditem=
1779 test "x${enable_serial_configure}" = xno ||
1780 test "x${enable_serial_target_configure}" = xno ||
1781 for item in ${target_configdirs} ; do
1782 case ${olditem} in
1783 "") ;;
1784 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1785 esac
1786 olditem=${item}
1787 done
1788 serialization_dependencies=serdep.tmp
1789 AC_SUBST_FILE(serialization_dependencies)
1791 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1792 # target and nonopt. These are the ones we might not want to pass
1793 # down to subconfigures.
1794 baseargs=`echo " ${ac_configure_args} " | \
1795 sed -e 's/ --no[[^ ]]* / /' \
1796 -e 's/ --c[[a-z-]]*[[= ]][[^ ]]* / /' \
1797 -e 's/ --sr[[a-z-]]*[[= ]][[^ ]]* / /' \
1798 -e 's/ --ho[[a-z-]]*[[= ]][[^ ]]* / /' \
1799 -e 's/ --bu[[a-z-]]*[[= ]][[^ ]]* / /' \
1800 -e 's/ --t[[a-z-]]*[[= ]][[^ ]]* / /' \
1801 -e 's/ -cache-file[[= ]][[^ ]]* / /' \
1802 -e 's/ -srcdir[[= ]][[^ ]]* / /' \
1803 -e 's/ -host[[= ]][[^ ]]* / /' \
1804 -e 's/ -build[[= ]][[^ ]]* / /' \
1805 -e 's/ -target[[= ]][[^ ]]* / /' \
1806 -e 's/ [[^ -][^ ]*] / /' \
1807 -e 's/^ *//;s/ *$//'`
1809 # For the build-side libraries, we just need to pretend we're native,
1810 # and not use the same cache file. Multilibs are neither needed nor
1811 # desired.
1812 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1814 # For host modules, accept cache file option, or specification as blank.
1815 case "${cache_file}" in
1816 "") # empty
1817 cache_file_option="" ;;
1818 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1819 cache_file_option="--cache-file=${cache_file}" ;;
1820 *) # relative path
1821 cache_file_option="--cache-file=../${cache_file}" ;;
1822 esac
1824 host_configargs="${cache_file_option} --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1826 target_configargs=${baseargs}
1828 # Passing a --with-cross-host argument lets the target libraries know
1829 # whether they are being built with a cross-compiler or being built
1830 # native. However, it would be better to use other mechanisms to make the
1831 # sorts of decisions they want to make on this basis. Please consider
1832 # this option to be deprecated. FIXME.
1833 if test x${is_cross_compiler} = xyes ; then
1834 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1835 fi
1837 # Default to --enable-multilib.
1838 if test x${enable_multilib} = x ; then
1839 target_configargs="--enable-multilib ${target_configargs}"
1840 fi
1842 # Pass --with-newlib if appropriate. Note that target_configdirs has
1843 # changed from the earlier setting of with_newlib.
1844 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1845 target_configargs="--with-newlib ${target_configargs}"
1846 fi
1848 # Pass the appropriate --host, --build, and --cache-file arguments.
1849 target_configargs="--cache-file=../config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1851 # provide a proper gxx_include_dir.
1852 # Note, if you change the default, make sure to fix both here and in
1853 # the gcc and libstdc++-v3 subdirectories.
1854 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1855 gxx_include_dir=
1856 if test -n "${with_gxx_include_dir}"; then
1857 case "${with_gxx_include_dir}" in
1858 yes )
1859 echo "configure.in: error: bad value ${withval} given for g++ include directory" 1>&2
1860 exit 1
1861 ;;
1862 no )
1863 ;;
1864 * )
1865 gxx_include_dir=${with_gxx_include_dir}
1866 ;;
1867 esac
1868 fi
1869 if test x${gxx_include_dir} = x; then
1870 if test x${enable_version_specific_runtime_libs} = xyes; then
1871 gxx_include_dir='${libsubdir}/include/c++'
1872 else
1873 . ${srcdir}/config.if
1874 gxx_include_dir='${prefix}/include/${libstdcxx_incdir}'
1875 fi
1876 else
1877 gxx_include_dir=${gxx_include_dir}
1878 fi
1880 FLAGS_FOR_TARGET=
1881 case " $target_configdirs " in
1882 *" newlib "*)
1883 case " $target_configargs " in
1884 *" --with-newlib "*)
1885 case "$target" in
1886 *-cygwin*)
1887 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/include -isystem $$s/winsup/cygwin/include -isystem $$s/winsup/w32api/include -isystem $$s/newlib/libc/sys/cygwin -isystem $$s/newlib/libc/sys/cygwin32' ;;
1888 esac
1890 # If we're not building GCC, don't discard standard headers.
1891 if test -d ${srcdir}/gcc; then
1892 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1894 if test "${build}" != "${host}"; then
1895 # On Canadian crosses, CC_FOR_TARGET will have already been set
1896 # by `configure', so we won't have an opportunity to add -Bgcc/
1897 # to it. This is right: we don't want to search that directory
1898 # for binaries, but we want the header files in there, so add
1899 # them explicitly.
1900 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1902 # Someone might think of using the pre-installed headers on
1903 # Canadian crosses, in case the installed compiler is not fully
1904 # compatible with the compiler being built. In this case, it
1905 # would be better to flag an error than risking having
1906 # incompatible object files being constructed. We can't
1907 # guarantee that an error will be flagged, but let's hope the
1908 # compiler will do it, when presented with incompatible header
1909 # files.
1910 fi
1911 fi
1913 case "${target}-${is_cross_compiler}" in
1914 i[[3456]]86-*-linux*-no)
1915 # Here host == target, so we don't need to build gcc,
1916 # so we don't want to discard standard headers.
1917 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1918 ;;
1919 *)
1920 # If we're building newlib, use its generic headers last, but search
1921 # for any libc-related directories first (so make it the last -B
1922 # switch).
1923 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1924 ;;
1925 esac
1926 ;;
1927 esac
1928 ;;
1929 esac
1931 # On Canadian crosses, we'll be searching the right directories for
1932 # the previously-installed cross compiler, so don't bother to add
1933 # flags for directories within the install tree of the compiler
1934 # being built; programs in there won't even run.
1935 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1936 # Search for pre-installed headers if nothing else fits.
1937 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include'
1938 fi
1940 if test "x${use_gnu_ld}" = x &&
1941 echo " ${configdirs} " | grep " ld " > /dev/null ; then
1942 # Arrange for us to find uninstalled linker scripts.
1943 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1944 fi
1946 if test "x${CC_FOR_TARGET+set}" = xset; then
1947 :
1948 elif test -d ${srcdir}/gcc; then
1949 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1950 elif test "$host" = "$target"; then
1951 CC_FOR_TARGET='$(CC)'
1952 else
1953 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1954 fi
1955 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1957 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1958 :
1959 elif test -d ${srcdir}/gcc; then
1960 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1961 elif test "$host" = "$target"; then
1962 GCJ_FOR_TARGET='gcj'
1963 else
1964 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1965 fi
1966 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1968 # Don't use libstdc++-v3's flags to configure/build itself.
1969 libstdcxx_flags='`test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1970 raw_libstdcxx_flags=' -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1972 if test "x${CXX_FOR_TARGET+set}" = xset; then
1973 :
1974 elif test -d ${srcdir}/gcc; then
1975 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
1976 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
1977 # default whereas gcc does not.
1978 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
1979 # all other cases.
1980 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
1981 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
1982 elif test "$host" = "$target"; then
1983 CXX_FOR_TARGET='$(CXX)'
1984 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1985 else
1986 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
1987 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1988 fi
1989 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1990 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1992 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1993 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1995 # We want to defer the evaluation of `cmd`s and shell variables in
1996 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
1997 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
1998 # quotes, but we still have to duplicate `$'s so that shell variables
1999 # can be expanded by the nested make as shell variables, not as make
2000 # macros.
2001 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2002 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2004 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
2005 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
2006 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
2007 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
2008 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
2009 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
2010 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
2012 # Makefile fragments.
2013 host_makefile_frag=${srcdir}/${host_makefile_frag}
2014 target_makefile_frag=${srcdir}/${target_makefile_frag}
2015 alphaieee_frag=${srcdir}/${alphaieee_frag}
2016 ospace_frag=${srcdir}/${ospace_frag}
2017 AC_SUBST_FILE(host_makefile_frag)
2018 AC_SUBST_FILE(target_makefile_frag)
2019 AC_SUBST_FILE(alphaieee_frag)
2020 AC_SUBST_FILE(ospace_frag)
2022 # Miscellanea: directories, flags, etc.
2023 AC_SUBST(SET_LIB_PATH)
2024 AC_SUBST(RPATH_ENVVAR)
2025 AC_SUBST(BUILD_PREFIX)
2026 AC_SUBST(BUILD_PREFIX_1)
2027 AC_SUBST(configlinks)
2028 AC_SUBST(enable_shared)
2029 AC_SUBST(enable_threads)
2030 AC_SUBST(enable_version_specific_runtime_libs)
2031 AC_SUBST(gcc_version_trigger)
2032 AC_SUBST(gcc_version)
2033 AC_SUBST(tooldir)
2034 AC_SUBST(build_tooldir)
2035 AC_SUBST(GDB_TK)
2036 AC_SUBST(gxx_include_dir)
2037 AC_SUBST(libstdcxx_incdir)
2039 # Build module lists & subconfigure args.
2040 AC_SUBST(build_subdir)
2041 AC_SUBST(build_configargs)
2042 AC_SUBST(configure_build_modules)
2043 AC_SUBST(all_build_modules)
2045 # Host module lists & subconfigure args.
2046 AC_SUBST(host_configargs)
2047 AC_SUBST(configdirs)
2048 AC_SUBST(configure_host_modules)
2049 AC_SUBST(all_host_modules)
2050 AC_SUBST(check_host_modules)
2051 AC_SUBST(install_host_modules)
2052 AC_SUBST(install_host_modules_nogcc)
2054 # Target module lists & subconfigure args.
2055 AC_SUBST(target_subdir)
2056 AC_SUBST(target_configargs)
2057 AC_SUBST(target_configdirs)
2058 AC_SUBST(configure_target_modules)
2059 AC_SUBST(all_target_modules)
2060 AC_SUBST(check_target_modules)
2061 AC_SUBST(install_target_modules)
2063 # Build tools.
2064 AC_SUBST(BISON)
2065 AC_SUBST(CC_FOR_BUILD)
2066 AC_SUBST(LEX)
2067 AC_SUBST(MAKEINFO)
2068 AC_SUBST(YACC)
2069 AC_SUBST(config_shell)
2071 # Host tools.
2072 NCN_STRICT_CHECK_TOOL(AR, ar)
2073 NCN_STRICT_CHECK_TOOL(AS, as)
2074 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2075 NCN_STRICT_CHECK_TOOL(LD, ld)
2076 NCN_STRICT_CHECK_TOOL(NM, nm)
2077 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2078 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2079 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2080 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2081 AC_SUBST(CC)
2082 AC_SUBST(CXX)
2083 AC_SUBST(CFLAGS)
2084 AC_SUBST(CXXFLAGS)
2085 AC_SUBST(DEFAULT_YACC)
2086 AC_SUBST(DEFAULT_LEX)
2087 AC_SUBST(DEFAULT_M4)
2089 # Target tools.
2090 NCN_STRICT_CHECK_TARGET_TOOL(AR_FOR_TARGET, ar)
2091 NCN_STRICT_CHECK_TARGET_TOOL(AS_FOR_TARGET, as)
2092 NCN_STRICT_CHECK_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2093 NCN_STRICT_CHECK_TARGET_TOOL(LD_FOR_TARGET, ld)
2094 NCN_STRICT_CHECK_TARGET_TOOL(NM_FOR_TARGET, nm)
2095 NCN_STRICT_CHECK_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2096 NCN_STRICT_CHECK_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2098 AC_SUBST(GCC_FOR_TARGET)
2099 AC_SUBST(FLAGS_FOR_TARGET)
2100 AC_SUBST(CC_FOR_TARGET)
2101 AC_SUBST(GCJ_FOR_TARGET)
2102 AC_SUBST(CXX_FOR_TARGET)
2103 AC_SUBST(RAW_CXX_FOR_TARGET)
2104 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2105 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2107 # Fix up target tools.
2108 if test "x${build}" = "x${host}" ; then
2109 # In this case, the newly built tools can and should be used,
2110 # so we override the results of the autoconf tests.
2111 # This should really only happen when the tools are actually being built,
2112 # but that's a further refinement. The new build scheme, where
2113 # tools are built into a structure paralleling where they're installed,
2114 # should also eliminate all of this cleanly.
2115 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2116 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2117 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2118 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2119 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2120 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2121 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2122 fi
2123 # Certain tools may need extra flags.
2124 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2125 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2126 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2128 AC_OUTPUT(Makefile)