| blob | 55c02bc4f7c9d28aba80aeffd4f148ec6af37b80 |
1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
2 # 1999, 2000, 2001, 2002 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_CANONICAL_SYSTEM
23 AC_ARG_PROGRAM
25 sinclude(config/acx.m4)
27 # clear some things potentially inherited from environment.
29 enable_threads=no
30 enable_shared=no
31 enable_libstdcxx_v3=yes
32 floating_point=default
33 gas=default
34 x11=default
36 ### we might need to use some other shell than /bin/sh for running subshells
37 ### If we are on Windows, search for the shell. This will permit people
38 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
39 ### without also having to set CONFIG_SHELL. This code will work when
40 ### using bash, which sets OSTYPE.
41 case "${OSTYPE}" in
42 *win32*)
43 if test x${CONFIG_SHELL} = x ; then
44 if test ! -f /bin/sh ; then
45 if test x${SHELL} != x && test -f ${SHELL} ; then
46 CONFIG_SHELL=${SHELL}
47 export CONFIG_SHELL
48 else
49 for prog in sh sh.exe bash bash.exe; do
50 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
51 for dir in $PATH; do
52 test -z "$dir" && dir=.
53 if test -f $dir/$prog; then
54 CONFIG_SHELL=$dir/$prog
55 export CONFIG_SHELL
56 break
57 fi
58 done
59 IFS="$save_ifs"
60 test -n "${CONFIG_SHELL}" && break
61 done
62 fi
63 fi
64 fi
65 ;;
66 esac
68 config_shell=${CONFIG_SHELL-/bin/sh}
70 ## this is a little touchy and won't always work, but...
71 ##
72 ## if the argv[[0]] starts with a slash then it is an absolute name that can (and
73 ## must) be used as is.
74 ##
75 ## otherwise, if argv[[0]] has no slash in it, we can assume that it is on the
76 ## path. Since PATH might include "." we also add `pwd` to the end of PATH.
77 ##
79 progname=$0
80 # if PWD already has a value, it is probably wrong.
81 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
83 # Export original configure arguments for use by sub-configures.
84 TOPLEVEL_CONFIGURE_ARGUMENTS="$progname $@"
85 export TOPLEVEL_CONFIGURE_ARGUMENTS
87 moveifchange=${srcdir}/move-if-change
89 # Set srcdir to "." if that's what it is.
90 # This is important for multilib support.
91 pwd=`${PWDCMD-pwd}`
92 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
93 if test "${pwd}" = "${srcpwd}" ; then
94 srcdir=.
95 fi
97 topsrcdir=$srcpwd
99 extra_host_args=
100 # Define the trigger file to make sure configure will re-run whenever
101 # the gcc version number changes.
102 if test "${with_gcc_version_trigger+set}" = set ; then
103 gcc_version_trigger="$with_gcc_version_trigger"
104 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
105 else
106 # If gcc's sources are available, define the trigger file.
107 if test -f ${topsrcdir}/gcc/version.c ; then
108 gcc_version_trigger=${topsrcdir}/gcc/version.c
109 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
110 case "$ac_configure_args" in
111 *--with-gcc-version-trigger=$gcc_version_trigger* )
112 ;;
113 * )
114 # Add to all subconfigure arguments: build, host, and target.
115 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
116 ;;
117 esac
118 fi
119 fi
121 ### To add a new directory to the tree, first choose whether it is a target
122 ### or a host dependent tool. Then put it into the appropriate list
123 ### (library or tools, host or target), doing a dependency sort.
125 # Subdirs will be configured in the order listed in build_configdirs,
126 # configdirs, or target_configdirs; see the serialization section below.
128 # Dependency sorting is only needed when *configuration* must be done in
129 # a particular order. In all cases a dependency should be specified in
130 # the Makefile, whether or not it's implicitly specified here.
132 # Double entries in build_configdirs, configdirs, or target_configdirs may
133 # cause circular dependencies and break everything horribly.
135 # these libraries are used by various programs built for the host environment
136 #
137 host_libs="intl mmalloc libiberty opcodes bfd readline db tcl tk itcl tix libgui zlib"
139 libstdcxx_version="target-libstdc++-v3"
141 # these tools are built for the host environment
142 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
143 # know that we are building the simulator.
144 # binutils, gas and ld appear in that order because it makes sense to run
145 # "make check" in that particular order.
146 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"
148 # libgcj represents the runtime libraries only used by gcj.
149 libgcj="target-libffi \
150 target-boehm-gc \
151 target-zlib \
152 target-qthreads \
153 target-libjava"
155 # these libraries are built for the target environment, and are built after
156 # the host libraries and the host tools (which may be a cross compiler)
157 #
158 target_libs="target-libiberty \
159 target-libgloss \
160 target-newlib \
161 ${libstdcxx_version} \
162 target-libf2c \
163 ${libgcj}
164 target-libobjc"
166 # these tools are built using the target libs, and are intended to run only
167 # in the target environment
168 #
169 # note: any program that *uses* libraries that are in the "target_libs"
170 # list belongs in this list. those programs are also very likely
171 # candidates for the "native_only" list which follows
172 #
173 target_tools="target-examples target-groff target-gperf target-rda"
175 ################################################################################
177 ## All tools belong in one of the four categories, and are assigned above
178 ## We assign ${configdirs} this way to remove all embedded newlines. This
179 ## is important because configure will choke if they ever get through.
180 ## ${configdirs} is directories we build using the host tools.
181 ## ${target_configdirs} is directories we build using the target tools.
182 #
183 configdirs=`echo ${host_libs} ${host_tools}`
184 target_configdirs=`echo ${target_libs} ${target_tools}`
186 ################################################################################
188 srcname="gnu development package"
190 # This gets set non-empty for some net releases of packages.
191 appdirs=""
193 # Define is_cross_compiler to save on calls to 'test'.
194 is_cross_compiler=
195 if test x"${host}" = x"${target}" ; then
196 is_cross_compiler=no
197 else
198 is_cross_compiler=yes
199 fi
201 # We always want to use the same name for this directory, so that dejagnu
202 # can reliably find it.
203 target_subdir=${target_alias}
205 if test ! -d ${target_subdir} ; then
206 if mkdir ${target_subdir} ; then true
207 else
208 echo "'*** could not make ${PWD=`${PWDCMD-pwd}`}/${target_subdir}" 1>&2
209 exit 1
210 fi
211 fi
213 build_prefix=build-
214 build_subdir=${build_prefix}${build_alias}
216 if test x"${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 ${libgcj}"
640 ;;
641 mips*-*-irix6*)
642 # The GNU assembler does not support IRIX 6.
643 # Linking libjava exceeds command-line length limits on at least
644 # IRIX 6.2, but not on IRIX 6.5.
645 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
646 # <oldham@codesourcery.com>
647 noconfigdirs="$noconfigdirs gas gprof target-libgloss ${libgcj}"
648 ;;
649 mips*-dec-bsd*)
650 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
651 ;;
652 mips*-*-bsd*)
653 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
654 ;;
655 mipstx39-*-*)
656 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
657 ;;
658 mips*-*-linux*)
659 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
660 ;;
661 mips*-*-*)
662 noconfigdirs="$noconfigdirs gprof ${libgcj}"
663 ;;
664 romp-*-*)
665 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
666 ;;
667 sh-*-*)
668 case "${host}" in
669 i[[3456]]86-*-vsta) ;; # don't add gprof back in
670 i[[3456]]86-*-go32*) ;; # don't add gprof back in
671 i[[3456]]86-*-msdosdjgpp*) ;; # don't add gprof back in
672 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
673 esac
674 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
675 ;;
676 sh64-*-*)
677 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
678 ;;
679 sparc-*-elf*)
680 noconfigdirs="$noconfigdirs ${libgcj}"
681 ;;
682 sparc64-*-elf*)
683 noconfigdirs="$noconfigdirs ${libgcj}"
684 ;;
685 sparclite-*-*)
686 noconfigdirs="$noconfigdirs ${libgcj}"
687 ;;
688 sparc-*-sunos4*)
689 noconfigdirs="$noconfigdirs ${libgcj}"
690 if test x${is_cross_compiler} != xno ; then
691 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
692 else
693 use_gnu_ld=no
694 fi
695 ;;
696 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
697 ;;
698 v810-*-*)
699 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld ${libstdcxx_version} opcodes target-libgloss ${libgcj}"
700 ;;
701 v850-*-*)
702 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
703 ;;
704 v850e-*-*)
705 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
706 ;;
707 v850ea-*-*)
708 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
709 ;;
710 vax-*-vms)
711 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
712 ;;
713 vax-*-*)
714 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
715 ;;
716 ip2k-*-*)
717 noconfigdirs="$noconfigdirs target-libiberty ${libstdcxx_version} ${libgcj}"
718 ;;
719 *-*-linux*)
720 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
721 ;;
722 *-*-lynxos*)
723 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
724 ;;
725 *-*-*)
726 noconfigdirs="$noconfigdirs ${libgcj}"
727 ;;
728 esac
730 # If we aren't building newlib, then don't build libgloss, since libgloss
731 # depends upon some newlib header files.
732 case "${noconfigdirs}" in
733 *target-libgloss*) ;;
734 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
735 esac
737 # Figure out what language subdirectories are present.
738 # Look if the user specified --enable-languages="..."; if not, use
739 # the environment variable $LANGUAGES if defined. $LANGUAGES might
740 # go away some day.
741 # NB: embedded tabs in this IF block -- do not untabify
742 if test x"${enable_languages+set}" != xset; then
743 if test x"${LANGUAGES+set}" = xset; then
744 enable_languages="${LANGUAGES}"
745 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
746 else
747 enable_languages=all
748 fi
749 else
750 if test x"${enable_languages}" = x ||
751 test x"${enable_languages}" = xyes;
752 then
753 echo configure.in: --enable-languages needs at least one language argument 1>&2
754 exit 1
755 fi
756 fi
757 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
759 # First scan to see if an enabled language requires some other language.
760 # We assume that a given config-lang.in will list all the language
761 # front ends it requires, even if some are required indirectly.
762 for lang in ${srcdir}/gcc/*/config-lang.in ..
763 do
764 case $lang in
765 ..)
766 ;;
767 # The odd quoting in the next line works around
768 # an apparent bug in bash 1.12 on linux.
769 ${srcdir}/gcc/[[*]]/config-lang.in)
770 ;;
771 *)
772 lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
773 this_lang_requires=`sed -n -e 's,^lang_requires=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_requires=\([[^ ]]*\).*$,\1,p' $lang`
774 for other in $this_lang_requires
775 do
776 case ,${enable_languages}, in
777 *,$other,*)
778 ;;
779 *,all,*)
780 ;;
781 *,$lang_alias,*)
782 echo " \`$other' language required by \`$lang_alias'; enabling" 1>&2
783 enable_languages="$enable_languages,$other"
784 ;;
785 esac
786 done
787 ;;
788 esac
789 done
791 subdirs=
792 for lang in ${srcdir}/gcc/*/config-lang.in ..
793 do
794 case $lang in
795 ..) ;;
796 # The odd quoting in the next line works around
797 # an apparent bug in bash 1.12 on linux.
798 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
799 *)
800 lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
801 this_lang_libs=`sed -n -e 's,^target_libs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^target_libs=\([[^ ]]*\).*$,\1,p' $lang`
802 this_lang_dirs=`sed -n -e 's,^lang_dirs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_dirs=\([[^ ]]*\).*$,\1,p' $lang`
803 build_by_default=`sed -n -e 's,^build_by_default=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^build_by_default=\([[^ ]]*\).*$,\1,p' $lang`
804 if test "x$lang_alias" = x
805 then
806 echo "$lang doesn't set \$language." 1>&2
807 exit 1
808 fi
809 case ${build_by_default},${enable_languages}, in
810 *,$lang_alias,*) add_this_lang=yes ;;
811 no,*) add_this_lang=no ;;
812 *,all,*) add_this_lang=yes ;;
813 *) add_this_lang=no ;;
814 esac
815 if test x"${add_this_lang}" = xyes; then
816 eval target_libs='"$target_libs "'\"$this_lang_libs\"
817 else
818 eval noconfigdirs='"$noconfigdirs "'\"$this_lang_libs $this_lang_dirs\"
819 fi
820 ;;
821 esac
822 done
824 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
825 # $target_configdirs.
826 # If we have the source for $noconfigdirs entries, add them to $notsupp.
828 notsupp=""
829 for dir in . $skipdirs $noconfigdirs ; do
830 dirname=`echo $dir | sed -e s/target-//g`
831 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
832 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
833 if test -r $srcdir/$dirname/configure ; then
834 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
835 true
836 else
837 notsupp="$notsupp $dir"
838 fi
839 fi
840 fi
841 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
842 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
843 if test -r $srcdir/$dirname/configure ; then
844 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
845 true
846 else
847 notsupp="$notsupp $dir"
848 fi
849 fi
850 fi
851 done
853 # Sometimes the tools are distributed with libiberty but with no other
854 # libraries. In that case, we don't want to build target-libiberty.
855 if test -n "${target_configdirs}" ; then
856 others=
857 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
858 if test "$i" != "libiberty" ; then
859 if test -r $srcdir/$i/configure ; then
860 others=yes;
861 break;
862 fi
863 fi
864 done
865 if test -z "${others}" ; then
866 target_configdirs=
867 fi
868 fi
870 # Deconfigure all subdirectories, in case we are changing the
871 # configuration from one where a subdirectory is supported to one where it
872 # is not.
873 if test -z "${norecursion}" && test -n "${configdirs}" ; then
874 for i in `echo ${configdirs} | sed -e s/target-//g` ; do
875 rm -f $i/Makefile
876 done
877 fi
878 if test -z "${norecursion}" && test -n "${target_configdirs}" ; then
879 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
880 rm -f ${target_subdir}/$i/Makefile
881 done
882 fi
884 # Quietly strip out all directories which aren't configurable in this tree.
885 # This relies on all configurable subdirectories being autoconfiscated, which
886 # is now the case.
887 configdirs_all="$configdirs"
888 configdirs=
889 for i in ${configdirs_all} ; do
890 if test -f ${srcdir}/$i/configure ; then
891 configdirs="${configdirs} $i"
892 fi
893 done
894 target_configdirs_all="$target_configdirs"
895 target_configdirs=
896 for i in ${target_configdirs_all} ; do
897 j=`echo $i | sed -e s/target-//g`
898 if test -f ${srcdir}/$j/configure ; then
899 target_configdirs="${target_configdirs} $i"
900 fi
901 done
903 # Produce a warning message for the subdirs we can't configure.
904 # This isn't especially interesting in the Cygnus tree, but in the individual
905 # FSF releases, it's important to let people know when their machine isn't
906 # supported by the one or two programs in a package.
908 if test -n "${notsupp}" && test -z "${norecursion}" ; then
909 # If $appdirs is non-empty, at least one of those directories must still
910 # be configured, or we error out. (E.g., if the gas release supports a
911 # specified target in some subdirs but not the gas subdir, we shouldn't
912 # pretend that all is well.)
913 if test -n "$appdirs" ; then
914 for dir in $appdirs ; do
915 if test -r $dir/Makefile.in ; then
916 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
917 appdirs=""
918 break
919 fi
920 if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
921 appdirs=""
922 break
923 fi
924 fi
925 done
926 if test -n "$appdirs" ; then
927 echo "*** This configuration is not supported by this package." 1>&2
928 exit 1
929 fi
930 fi
931 # Okay, some application will build, or we don't care to check. Still
932 # notify of subdirs not getting built.
933 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
934 echo " ${notsupp}" 1>&2
935 echo " (Any other directories should still work fine.)" 1>&2
936 fi
938 case "$host" in
939 *msdosdjgpp*)
940 enable_gdbtk=no ;;
941 esac
943 copy_dirs=
945 # Handle --with-headers=XXX. If the value is not "yes", the contents of
946 # the named directory are copied to $(tooldir)/sys-include.
947 if test x"${with_headers}" != x ; then
948 if test x${is_cross_compiler} = xno ; then
949 echo 1>&2 '***' --with-headers is only supported when cross compiling
950 exit 1
951 fi
952 if test x"${with_headers}" != xyes ; then
953 case "${exec_prefixoption}" in
954 "") x=${prefix} ;;
955 *) x=${exec_prefix} ;;
956 esac
957 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
958 fi
959 fi
961 # Handle --with-libs=XXX. If the value is not "yes", the contents of
962 # the name directories are copied to $(tooldir)/lib. Multiple directories
963 # are permitted.
964 if test x"${with_libs}" != x ; then
965 if test x${is_cross_compiler} = xno ; then
966 echo 1>&2 '***' --with-libs is only supported when cross compiling
967 exit 1
968 fi
969 if test x"${with_libs}" != xyes ; then
970 # Copy the libraries in reverse order, so that files in the first named
971 # library override files in subsequent libraries.
972 case "${exec_prefixoption}" in
973 "") x=${prefix} ;;
974 *) x=${exec_prefix} ;;
975 esac
976 for l in ${with_libs}; do
977 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
978 done
979 fi
980 fi
982 # Handle ${copy_dirs}
983 set fnord ${copy_dirs}
984 shift
985 while test $# != 0 ; do
986 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
987 :
988 else
989 echo Copying $1 to $2
991 # Use the install script to create the directory and all required
992 # parent directories.
993 if test -d $2 ; then
994 :
995 else
996 echo >config.temp
997 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
998 fi
1000 # Copy the directory, assuming we have tar.
1001 # FIXME: Should we use B in the second tar? Not all systems support it.
1002 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1004 # It is the responsibility of the user to correctly adjust all
1005 # symlinks. If somebody can figure out how to handle them correctly
1006 # here, feel free to add the code.
1008 echo $1 > $2/COPIED
1009 fi
1010 shift; shift
1011 done
1013 # Work in distributions that contain no compiler tools, like Autoconf.
1014 tentative_cc=""
1015 host_makefile_frag=/dev/null
1016 if test -d ${srcdir}/config ; then
1017 case "${host}" in
1018 m68k-hp-hpux*)
1019 # Avoid "too much defining" errors from HPUX compiler.
1020 tentative_cc="cc -Wp,-H256000"
1021 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1022 # If it's HP/UX ar, this should be harmless.
1023 RANLIB="ar ts"
1024 ;;
1025 m68k-apollo-sysv*)
1026 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1027 ;;
1028 m68k-apollo-bsd*)
1029 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1030 # chokes on bfd, the compiler won't let you assign integers to enums, and
1031 # other problems. Defining CC to gcc is a questionable way to say "don't use
1032 # the apollo compiler" (the preferred version of GCC could be called cc,
1033 # or whatever), but I'm not sure leaving CC as cc is any better...
1034 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1035 # Used to have BISON=yacc.
1036 tentative_cc=gcc
1037 ;;
1038 m88k-dg-dgux*)
1039 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1040 host_makefile_frag="config/mh-dgux"
1041 ;;
1042 m88k-harris-cxux*)
1043 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1044 tentative_cc="cc -Xa"
1045 host_makefile_frag="config/mh-cxux"
1046 ;;
1047 m88k-motorola-sysv*)
1048 ;;
1049 mips*-dec-ultrix*)
1050 tentative_cc="cc -Wf,-XNg1000"
1051 host_makefile_frag="config/mh-decstation"
1052 ;;
1053 mips*-nec-sysv4*)
1054 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1055 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1056 host_makefile_frag="config/mh-necv4"
1057 ;;
1058 mips*-sgi-irix4*)
1059 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1060 # environment. Also bump switch table size so that cp-parse will
1061 # compile. Bump string length limit so linker builds.
1062 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1063 ;;
1064 mips*-*-sysv4*)
1065 host_makefile_frag="config/mh-sysv4"
1066 ;;
1067 mips*-*-sysv*)
1068 # This is for a MIPS running RISC/os 4.52C.
1070 # This is needed for GDB, but needs to be in the top-level make because
1071 # if a library is compiled with the bsd headers and gets linked with the
1072 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1073 # a different size).
1074 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1075 # known except to select the sysv environment. Could we use /proc instead?
1076 # These "sysv environments" and "bsd environments" often end up being a pain.
1077 #
1078 # This is not part of CFLAGS because perhaps not all C compilers have this
1079 # option.
1080 tentative_cc="cc -systype sysv"
1081 ;;
1082 i370-ibm-opened*)
1083 tentative_cc="c89"
1084 ;;
1085 i[[3456]]86-*-sysv5*)
1086 host_makefile_frag="config/mh-sysv5"
1087 ;;
1088 i[[3456]]86-*-dgux*)
1089 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1090 host_makefile_frag="config/mh-dgux386"
1091 ;;
1092 i[[3456]]86-ncr-sysv4.3*)
1093 # The MetaWare compiler will generate a copyright message unless you
1094 # turn it off by adding the -Hnocopyr flag.
1095 tentative_cc="cc -Hnocopyr"
1096 ;;
1097 i[[3456]]86-ncr-sysv4*)
1098 # for an NCR 3000 (i486/SVR4) system.
1099 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1100 # This compiler not only emits obnoxious copyright messages every time
1101 # you run it, but it chokes and dies on a whole bunch of GNU source
1102 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1103 tentative_cc="/usr/ccs/ATT/cc"
1104 host_makefile_frag="config/mh-ncr3000"
1105 ;;
1106 i[[3456]]86-*-sco3.2v5*)
1107 ;;
1108 i[[3456]]86-*-sco*)
1109 # The native C compiler botches some simple uses of const. Unfortunately,
1110 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1111 tentative_cc="cc -Dconst="
1112 host_makefile_frag="config/mh-sco"
1113 ;;
1114 i[[3456]]86-*-udk*)
1115 host_makefile_frag="config/mh-sysv5"
1116 ;;
1117 i[[3456]]86-*-solaris2*)
1118 host_makefile_frag="config/mh-sysv4"
1119 ;;
1120 i[[3456]]86-*-msdosdjgpp*)
1121 host_makefile_frag="config/mh-djgpp"
1122 ;;
1123 *-cygwin*)
1124 host_makefile_frag="config/mh-cygwin"
1125 ;;
1126 *-mingw32*)
1127 host_makefile_frag="config/mh-mingw32"
1128 ;;
1129 *-interix*)
1130 host_makefile_frag="config/mh-interix"
1131 ;;
1132 vax-*-ultrix2*)
1133 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1134 tentative_cc=gcc
1135 ;;
1136 *-*-solaris2*)
1137 host_makefile_frag="config/mh-solaris"
1138 ;;
1139 m68k-sun-sunos*)
1140 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1141 # without overflowing the jump tables (-J says to use a 32 bit table)
1142 tentative_cc="cc -J"
1143 ;;
1144 *-hp-hpux*)
1145 tentative_cc="cc -Wp,-H256000"
1146 ;;
1147 *-*-hiux*)
1148 tentative_cc="cc -Wp,-H256000"
1149 ;;
1150 rs6000-*-lynxos*)
1151 # /bin/cc is less than useful for our purposes. Always use GCC
1152 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1153 host_makefile_frag="config/mh-lynxrs6k"
1154 ;;
1155 *-*-lynxos*)
1156 # /bin/cc is less than useful for our purposes. Always use GCC
1157 tentative_cc="/bin/gcc"
1158 ;;
1159 *-*-sysv4*)
1160 host_makefile_frag="config/mh-sysv4"
1161 ;;
1162 esac
1163 fi
1165 extra_arflags_for_target=
1166 extra_nmflags_for_target=
1167 extra_ranlibflags_for_target=
1168 target_makefile_frag=/dev/null
1169 case "${target}" in
1170 i[[3456]]86-*-netware*)
1171 target_makefile_frag="config/mt-netware"
1172 ;;
1173 powerpc-*-netware*)
1174 target_makefile_frag="config/mt-netware"
1175 ;;
1176 *-*-linux*)
1177 target_makefile_frag="config/mt-linux"
1178 ;;
1179 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1180 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1181 # commands to handle both 32-bit and 64-bit objects. These flags are
1182 # harmless if we're using GNU nm or ar.
1183 extra_arflags_for_target=" -X32_64"
1184 extra_nmflags_for_target=" -B -X32_64"
1185 ;;
1186 *-*-darwin*)
1187 # ranlib from Darwin requires the -c flag to look at common symbols.
1188 extra_ranlibflags_for_target=" -c"
1189 ;;
1190 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1191 target_makefile_frag="config/mt-wince"
1192 ;;
1193 esac
1195 alphaieee_frag=/dev/null
1196 case $target in
1197 alpha*-*-*)
1198 # This just makes sure to use the -mieee option to build target libs.
1199 # This should probably be set individually by each library.
1200 alphaieee_frag="config/mt-alphaieee"
1201 ;;
1202 esac
1204 # If --enable-target-optspace always use -Os instead of -O2 to build
1205 # the target libraries, similarly if it is not specified, use -Os
1206 # on selected platforms.
1207 ospace_frag=/dev/null
1208 case "${enable_target_optspace}:${target}" in
1209 yes:*)
1210 ospace_frag="config/mt-ospace"
1211 ;;
1212 :d30v-*)
1213 ospace_frag="config/mt-d30v"
1214 ;;
1215 :m32r-* | :d10v-* | :fr30-*)
1216 ospace_frag="config/mt-ospace"
1217 ;;
1218 no:* | :*)
1219 ;;
1220 *)
1221 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1222 ;;
1223 esac
1225 # Set with_gnu_as and with_gnu_ld as appropriate.
1226 #
1227 # This is done by determining whether or not the appropriate directory
1228 # is available, and by checking whether or not specific configurations
1229 # have requested that this magic not happen.
1230 #
1231 # The command line options always override the explicit settings in
1232 # configure.in, and the settings in configure.in override this magic.
1233 #
1234 # If the default for a toolchain is to use GNU as and ld, and you don't
1235 # want to do that, then you should use the --without-gnu-as and
1236 # --without-gnu-ld options for the configure script.
1238 if test x${use_gnu_as} = x &&
1239 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1240 with_gnu_as=yes
1241 extra_host_args="$extra_host_args --with-gnu-as"
1242 fi
1244 if test x${use_gnu_ld} = x &&
1245 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1246 with_gnu_ld=yes
1247 extra_host_args="$extra_host_args --with-gnu-ld"
1248 fi
1250 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1251 # can detect this case.
1253 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1254 with_newlib=yes
1255 extra_host_args="$extra_host_args --with-newlib"
1256 fi
1258 # We default to --with-shared on platforms where -fpic is meaningless.
1259 # Well, we don't yet, but we will.
1260 if false && test "${host}" = "${target}" && test x${enable_shared} = x ; then
1261 case "${target}" in
1262 alpha*-dec-osf*) enable_shared=yes ;;
1263 alpha*-*-linux*) enable_shared=yes ;;
1264 mips-sgi-irix5*) enable_shared=yes ;;
1265 *) enable_shared=no ;;
1266 esac
1267 fi
1269 case "${enable_shared}" in
1270 yes) shared=yes ;;
1271 no) shared=no ;;
1272 "") shared=no ;;
1273 *) shared=yes ;;
1274 esac
1277 # Default to using --with-stabs for certain targets.
1278 if test x${with_stabs} = x ; then
1279 case "${target}" in
1280 mips*-*-irix6*o32)
1281 with_stabs=yes;
1282 extra_host_args="${extra_host_args} --with-stabs"
1283 ;;
1284 mips*-*-irix6*)
1285 ;;
1286 mips*-*-* | alpha*-*-osf*)
1287 with_stabs=yes;
1288 extra_host_args="${extra_host_args} --with-stabs"
1289 ;;
1290 esac
1291 fi
1293 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1294 # them automatically.
1295 case "${host}" in
1296 hppa*64*-*-hpux11*)
1297 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1298 ;;
1299 esac
1301 # If we aren't going to be using gcc, see if we can extract a definition
1302 # of CC from the fragment.
1303 # Actually, use the 'pre-extracted' version above.
1304 if test -z "${CC}" && test "${build}" = "${host}" ; then
1305 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1306 found=
1307 for dir in $PATH; do
1308 test -z "$dir" && dir=.
1309 if test -f $dir/gcc; then
1310 found=yes
1311 break
1312 fi
1313 done
1314 IFS="$save_ifs"
1315 if test -z "${found}" && test -n "${tentative_cc}" ; then
1316 CC=$tentative_cc
1317 fi
1318 fi
1320 # Some systems (e.g., one of the i386-aix systems the gas testers are
1321 # using) don't handle "\$" correctly, so don't use it here.
1322 tooldir='$(exec_prefix)'/${target_alias}
1323 build_tooldir=${tooldir}
1325 # Generate a default definition for YACC. This is used if the makefile can't
1326 # locate bison or byacc in objdir.
1328 for prog in 'bison -y' byacc yacc
1329 do
1330 set dummy $prog; tmp=$2
1331 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1332 for dir in $PATH; do
1333 test -z "$dir" && dir=.
1334 if test -f $dir/$tmp; then
1335 DEFAULT_YACC="$prog"
1336 break
1337 fi
1338 done
1339 IFS="$save_ifs"
1341 test -n "$DEFAULT_YACC" && break
1342 done
1344 # Generate a default definition for M4. This is used if the makefile can't
1345 # locate m4 in objdir.
1347 for prog in gm4 gnum4 m4
1348 do
1349 set dummy $prog; tmp=$2
1350 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1351 for dir in $PATH; do
1352 test -z "$dir" && dir=.
1353 if test -f $dir/$tmp; then
1354 DEFAULT_M4="$prog"
1355 break
1356 fi
1357 done
1358 IFS="$save_ifs"
1360 test -n "$DEFAULT_M4" && break
1361 done
1363 # Generate a default definition for LEX. This is used if the makefile can't
1364 # locate flex in objdir.
1366 for prog in flex lex
1367 do
1368 set dummy $prog; tmp=$2
1369 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1370 for dir in $PATH; do
1371 test -z "$dir" && dir=.
1372 if test -f $dir/$tmp; then
1373 DEFAULT_LEX="$prog"
1374 break
1375 fi
1376 done
1377 IFS="$save_ifs"
1379 test -n "$DEFAULT_LEX" && break
1380 done
1382 if test "${build}" != "${host}" ; then
1383 # If we are doing a Canadian Cross, in which the host and build systems
1384 # are not the same, we set reasonable default values for the tools.
1386 BISON=${BISON-bison}
1387 CC=${CC-${host_alias}-gcc}
1388 CFLAGS=${CFLAGS-"-g -O2"}
1389 CXX=${CXX-${host_alias}-c++}
1390 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1391 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1392 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
1393 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
1394 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
1395 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
1396 BUILD_PREFIX=${build_alias}-
1397 BUILD_PREFIX_1=${build_alias}-
1398 MAKEINFO=${MAKEINFO-makeinfo}
1400 if test -z "${YACC}" ; then
1401 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1402 for dir in $PATH; do
1403 test -z "$dir" && dir=.
1404 if test -f $dir/bison; then
1405 YACC="bison -y"
1406 break
1407 fi
1408 if test -f $dir/byacc; then
1409 YACC=byacc
1410 break
1411 fi
1412 if test -f $dir/yacc; then
1413 YACC=yacc
1414 break
1415 fi
1416 done
1417 IFS="$save_ifs"
1418 if test -z "${YACC}" ; then
1419 YACC="bison -y"
1420 fi
1421 fi
1423 if test -z "${LEX}" ; then
1424 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1425 for dir in $PATH; do
1426 test -z "$dir" && dir=.
1427 if test -f $dir/flex; then
1428 LEX=flex
1429 break
1430 fi
1431 if test -f $dir/lex; then
1432 LEX=lex
1433 break
1434 fi
1435 done
1436 IFS="$save_ifs"
1437 LEX=${LEX-flex}
1438 fi
1440 else
1441 # Set reasonable default values for some tools even if not Canadian.
1442 # Of course, these are different reasonable default values, originally
1443 # specified directly in the Makefile.
1444 # We don't export, so that autoconf can do its job.
1445 # Note that all these settings are above the fragment inclusion point
1446 # in Makefile.in, so can still be overridden by fragments.
1447 # This is all going to change when we autoconfiscate...
1449 BISON="\$(USUAL_BISON)"
1450 CC_FOR_BUILD="\$(CC)"
1451 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1452 BUILD_PREFIX=
1453 BUILD_PREFIX_1=loser-
1454 MAKEINFO="\$(USUAL_MAKEINFO)"
1455 LEX="\$(USUAL_LEX)"
1456 YACC="\$(USUAL_YACC)"
1458 # If CC is still not set, try to get gcc.
1459 if test -z "${CC}" ; then
1460 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1461 for dir in $PATH; do
1462 test -z "$dir" && dir=.
1463 if test -f $dir/gcc; then
1464 CC="gcc"
1465 echo 'void f(){}' > conftest.c
1466 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1467 CFLAGS=${CFLAGS-"-g -O2"}
1468 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1469 else
1470 CFLAGS=${CFLAGS-"-O2"}
1471 CXXFLAGS=${CXXFLAGS-"-O2"}
1472 fi
1473 rm -f conftest*
1474 break
1475 fi
1476 done
1477 IFS="$save_ifs"
1478 CC=${CC-cc}
1479 else
1480 if test -z "${CFLAGS}"; then
1481 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1482 # is set to a version of gcc.
1483 case "${CC}" in
1484 *gcc)
1485 echo 'void f(){}' > conftest.c
1486 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1487 CFLAGS=${CFLAGS-"-g -O2"}
1488 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1489 else
1490 CFLAGS=${CFLAGS-"-O2"}
1491 CXXFLAGS=${CXXFLAGS-"-O2"}
1492 fi
1493 rm -f conftest*
1494 ;;
1495 esac
1496 fi
1497 fi
1499 CXX=${CXX-"c++"}
1500 CFLAGS=${CFLAGS-"-g"}
1501 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1502 fi
1504 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1505 # Set up the list of links to be made.
1506 # ${links} is the list of link names, and ${files} is the list of names to link to.
1508 # Make the links.
1509 configlinks="${links}"
1510 if test -r ./config.status ; then
1511 mv -f ./config.status ./config.back
1512 fi
1513 while test -n "${files}" ; do
1514 # set file to car of files, files to cdr of files
1515 set ${files}; file=$1; shift; files=$*
1516 set ${links}; link=$1; shift; links=$*
1518 if test ! -r ${srcdir}/${file} ; then
1519 if test ! -r ${file} ; then
1520 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1521 echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1522 exit 1
1523 else
1524 srcfile=${file}
1525 fi
1526 else
1527 srcfile=${srcdir}/${file}
1528 fi
1530 ${remove} -f ${link}
1531 # Make a symlink if possible, otherwise try a hard link
1532 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1533 true
1534 else
1535 # We need to re-remove the file because Lynx leaves a
1536 # very strange directory there when it fails an NFS symlink.
1537 ${remove} -r -f ${link}
1538 ${hard_link} ${srcfile} ${link}
1539 fi
1540 if test ! -r ${link} ; then
1541 echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1542 exit 1
1543 fi
1545 echo "Linked \"${link}\" to \"${srcfile}\"."
1546 done
1548 # Create a .gdbinit file which runs the one in srcdir
1549 # and tells GDB to look there for source files.
1551 if test -r ${srcdir}/.gdbinit ; then
1552 case ${srcdir} in
1553 .) ;;
1554 *) cat > ./.gdbinit <<EOF
1555 # ${NO_EDIT}
1556 dir ${srcdir}
1557 dir .
1558 source ${srcdir}/.gdbinit
1559 EOF
1560 ;;
1561 esac
1562 fi
1564 # record if we want runtime library stuff installed in libsubdir.
1565 # Blank means no.
1566 if test -z "${enable_version_specific_runtime_libs}"; then
1567 enable_version_specific_runtime_libs=no
1568 fi
1570 # Make sure that the compiler is able to generate an executable. If it
1571 # can't, we are probably in trouble. We don't care whether we can run the
1572 # executable--we might be using a cross compiler--we only care whether it
1573 # can be created. At this point the main configure script has set CC.
1574 we_are_ok=no
1575 echo "int main () { return 0; }" > conftest.c
1576 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1577 if test $? = 0 ; then
1578 if test -s conftest || test -s conftest.exe ; then
1579 we_are_ok=yes
1580 fi
1581 fi
1582 case $we_are_ok in
1583 no)
1584 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1585 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1586 rm -f conftest*
1587 exit 1
1588 ;;
1589 esac
1590 rm -f conftest*
1592 # The Solaris /usr/ucb/cc compiler does not appear to work.
1593 case "${host}" in
1594 sparc-sun-solaris2*)
1595 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1596 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1597 could_use=
1598 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1599 if test -d /opt/cygnus/bin ; then
1600 if test "$could_use" = "" ; then
1601 could_use="/opt/cygnus/bin"
1602 else
1603 could_use="$could_use or /opt/cygnus/bin"
1604 fi
1605 fi
1606 if test "$could_use" = "" ; then
1607 echo "Warning: compilation may fail because you're using"
1608 echo "/usr/ucb/cc. You should change your PATH or CC "
1609 echo "variable and rerun configure."
1610 else
1611 echo "Warning: compilation may fail because you're using"
1612 echo "/usr/ucb/cc, when you should use the C compiler from"
1613 echo "$could_use. You should change your"
1614 echo "PATH or CC variable and rerun configure."
1615 fi
1616 fi
1617 ;;
1618 esac
1620 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1621 # binutils tools will find libbfd.so.
1622 if test "${shared}" = "yes" ; then
1623 SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)"
1624 else
1625 SET_LIB_PATH=
1626 fi
1629 case "${host}" in
1630 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1631 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1632 esac
1634 # Record target_configdirs and the configure arguments for target and
1635 # build configuration in Makefile.
1636 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1638 # This is the final value for target_configdirs. configdirs already
1639 # has its final value. It's time to create some lists of valid targets.
1641 all_build_modules=
1642 configure_build_modules=
1643 # Only make build modules if build != host.
1644 # This should be done more generally, but at the moment it doesn't matter.
1645 if test ${host_alias} != ${build_alias} ; then
1646 all_build_modules=all-build-libiberty
1647 configure_build_modules=configure-build-libiberty
1648 fi
1650 all_host_modules=
1651 check_host_modules=
1652 install_host_modules=
1653 configure_host_modules=
1654 for module in ${configdirs} ; do
1655 all_host_modules="${all_host_modules} all-${module}"
1656 check_host_modules="${check_host_modules} check-${module}"
1657 install_host_modules="${install_host_modules} install-${module}"
1658 configure_host_modules="${configure_host_modules} configure-${module}"
1659 done
1660 install_host_modules_nogcc=`echo "${install_host_modules}" | sed -e 's/install-gcc//g'`
1662 all_target_modules=
1663 check_target_modules=
1664 install_target_modules=
1665 configure_target_modules=
1666 for module in ${target_configdirs} ; do
1667 all_target_modules="${all_target_modules} all-target-${module}"
1668 check_target_modules="${check_target_modules} check-target-${module}"
1669 install_target_modules="${install_target_modules} install-target-${module}"
1670 configure_target_modules="${configure_target_modules} configure-target-${module}"
1671 done
1673 # Determine whether gdb needs tk/tcl or not.
1674 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1675 # and in that case we want gdb to be built without tk. Ugh!
1676 # In fact I believe gdb is the *only* package directly dependent on tk,
1677 # so we should be able to put the 'maybe's in unconditionally and
1678 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1679 # 100% sure that that's safe though.
1680 case "$enable_gdbtk" in
1681 no)
1682 GDB_TK="" ;;
1683 *)
1684 GDB_TK="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui" ;;
1685 esac
1687 # Create the 'maybe dependencies'. This uses a temporary file.
1688 rm -f maybedep.tmp
1689 echo '# maybedep.tmp' > maybedep.tmp
1690 for item in ${all_build_modules} ${all_host_modules} ${all_target_modules} \
1691 ${install_host_modules} ${install_target_modules} \
1692 ${configure_build_modules} ${configure_host_modules} ${configure_target_modules} \
1693 ; do
1694 echo "maybe-${item}: ${item}" >> maybedep.tmp
1695 done
1696 maybe_dependencies=maybedep.tmp
1697 AC_SUBST_FILE(maybe_dependencies)
1699 # Create the serialization dependencies. This uses a temporary file.
1701 AC_ARG_ENABLE([serial-configure],
1702 [ --disable-serial-[{host,target,build}-]configure
1703 Don't force sequential configuration of
1704 sub-packages for the host, target or build
1705 machine, or of any sub-packages at all])
1707 # These force 'configure's to be done one at a time, to avoid problems
1708 # with contention over a shared config.cache.
1709 rm -f serdep.tmp
1710 echo '# serdep.tmp' > serdep.tmp
1711 olditem=
1712 test "x${enable_serial_configure}" = xno ||
1713 test "x${enable_serial_build_configure}" = xno ||
1714 for item in ${build_configdirs} ; do
1715 case ${olditem} in
1716 "") ;;
1717 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1718 esac
1719 olditem=${item}
1720 done
1721 olditem=
1722 test "x${enable_serial_configure}" = xno ||
1723 test "x${enable_serial_host_configure}" = xno ||
1724 for item in ${configdirs} ; do
1725 case ${olditem} in
1726 "") ;;
1727 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1728 esac
1729 olditem=${item}
1730 done
1731 olditem=
1732 test "x${enable_serial_configure}" = xno ||
1733 test "x${enable_serial_target_configure}" = xno ||
1734 for item in ${target_configdirs} ; do
1735 case ${olditem} in
1736 "") ;;
1737 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1738 esac
1739 olditem=${item}
1740 done
1741 serialization_dependencies=serdep.tmp
1742 AC_SUBST_FILE(serialization_dependencies)
1744 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1745 # target and nonopt. These are the ones we might not want to pass
1746 # down to subconfigures.
1747 baseargs=`echo " ${ac_configure_args} " | \
1748 sed -e 's/ --no[[^ ]]* / /' \
1749 -e 's/ --cache[[a-z-]]*=[[^ ]]* / /' \
1750 -e 's/ --sr[[a-z-]]*=[[^ ]]* / /' \
1751 -e 's/ --ho[[a-z-]]*=[[^ ]]* / /' \
1752 -e 's/ --bu[[a-z-]]*=[[^ ]]* / /' \
1753 -e 's/ --ta[[a-z-]]*=[[^ ]]* / /' \
1754 -e 's/ [[^ -][^ ]*] / /' \
1755 -e 's/^ *//;s/ *$//'`
1757 # For the build-side libraries, we just need to pretend we're native,
1758 # and not use the same cache file. Multilibs are neither needed nor
1759 # desired.
1760 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1762 # For host modules, accept cache file option, or specification as blank.
1763 case "${cache_file}" in
1764 "") # empty
1765 cache_file_option="" ;;
1766 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1767 cache_file_option="--cache-file=${cache_file}" ;;
1768 *) # relative path
1769 cache_file_option="--cache-file=../${cache_file}" ;;
1770 esac
1772 host_configargs="${cache_file_option} --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1774 target_configargs=${baseargs}
1776 # Passing a --with-cross-host argument lets the target libraries know
1777 # whether they are being built with a cross-compiler or being built
1778 # native. However, it would be better to use other mechanisms to make the
1779 # sorts of decisions they want to make on this basis. Please consider
1780 # this option to be deprecated. FIXME.
1781 if test x${is_cross_compiler} = xyes ; then
1782 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1783 fi
1785 # Default to --enable-multilib.
1786 if test x${enable_multilib} = x ; then
1787 target_configargs="--enable-multilib ${target_configargs}"
1788 fi
1790 # Pass --with-newlib if appropriate. Note that target_configdirs has
1791 # changed from the earlier setting of with_newlib.
1792 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1793 target_configargs="--with-newlib ${target_configargs}"
1794 fi
1796 # Pass the appropriate --host, --build, and --cache-file arguments.
1797 target_configargs="--cache-file=../config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1799 # provide a proper gxx_include_dir.
1800 # Note, if you change the default, make sure to fix both here and in
1801 # the gcc and libstdc++-v3 subdirectories.
1802 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1803 gxx_include_dir=
1804 if test -n "${with_gxx_include_dir}"; then
1805 case "${with_gxx_include_dir}" in
1806 yes )
1807 echo "configure.in: error: bad value ${withval} given for g++ include directory" 1>&2
1808 exit 1
1809 ;;
1810 no )
1811 ;;
1812 * )
1813 gxx_include_dir=${with_gxx_include_dir}
1814 ;;
1815 esac
1816 fi
1817 if test x${gxx_include_dir} = x; then
1818 if test x${enable_version_specific_runtime_libs} = xyes; then
1819 gxx_include_dir='${libsubdir}/include/c++'
1820 else
1821 . ${srcdir}/config.if
1822 gxx_include_dir='${prefix}/include/${libstdcxx_incdir}'
1823 fi
1824 else
1825 gxx_include_dir=${gxx_include_dir}
1826 fi
1828 FLAGS_FOR_TARGET=
1829 case " $target_configdirs " in
1830 *" newlib "*)
1831 case " $target_configargs " in
1832 *" --with-newlib "*)
1833 case "$target" in
1834 *-cygwin*)
1835 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' ;;
1836 esac
1838 # If we're not building GCC, don't discard standard headers.
1839 if test -d ${srcdir}/gcc; then
1840 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1842 if test "${build}" != "${host}"; then
1843 # On Canadian crosses, CC_FOR_TARGET will have already been set
1844 # by `configure', so we won't have an opportunity to add -Bgcc/
1845 # to it. This is right: we don't want to search that directory
1846 # for binaries, but we want the header files in there, so add
1847 # them explicitly.
1848 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1850 # Someone might think of using the pre-installed headers on
1851 # Canadian crosses, in case the installed compiler is not fully
1852 # compatible with the compiler being built. In this case, it
1853 # would be better to flag an error than risking having
1854 # incompatible object files being constructed. We can't
1855 # guarantee that an error will be flagged, but let's hope the
1856 # compiler will do it, when presented with incompatible header
1857 # files.
1858 fi
1859 fi
1861 case "${target}-${is_cross_compiler}" in
1862 i[[3456]]86-*-linux*-no)
1863 # Here host == target, so we don't need to build gcc,
1864 # so we don't want to discard standard headers.
1865 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1866 ;;
1867 *)
1868 # If we're building newlib, use its generic headers last, but search
1869 # for any libc-related directories first (so make it the last -B
1870 # switch).
1871 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1872 ;;
1873 esac
1874 ;;
1875 esac
1876 ;;
1877 esac
1879 # On Canadian crosses, we'll be searching the right directories for
1880 # the previously-installed cross compiler, so don't bother to add
1881 # flags for directories within the install tree of the compiler
1882 # being built; programs in there won't even run.
1883 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1884 # Search for pre-installed headers if nothing else fits.
1885 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include'
1886 fi
1888 if test "x${use_gnu_ld}" = x &&
1889 echo " ${configdirs} " | grep " ld " > /dev/null ; then
1890 # Arrange for us to find uninstalled linker scripts.
1891 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1892 fi
1894 if test "x${CC_FOR_TARGET+set}" = xset; then
1895 :
1896 elif test -d ${srcdir}/gcc; then
1897 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1898 elif test "$host" = "$target"; then
1899 CC_FOR_TARGET='$(CC)'
1900 else
1901 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1902 fi
1903 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1905 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1906 :
1907 elif test -d ${srcdir}/gcc; then
1908 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1909 elif test "$host" = "$target"; then
1910 GCJ_FOR_TARGET='gcj'
1911 else
1912 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1913 fi
1914 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1916 # Don't use libstdc++-v3's flags to configure/build itself.
1917 libstdcxx_flags='`test ! -f $$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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1918 raw_libstdcxx_flags=' -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1920 if test "x${CXX_FOR_TARGET+set}" = xset; then
1921 :
1922 elif test -d ${srcdir}/gcc; then
1923 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
1924 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
1925 # default whereas gcc does not.
1926 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
1927 # all other cases.
1928 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
1929 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
1930 elif test "$host" = "$target"; then
1931 CXX_FOR_TARGET='$(CXX)'
1932 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1933 else
1934 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
1935 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1936 fi
1937 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1938 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1940 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1941 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1943 # We want to defer the evaluation of `cmd`s and shell variables in
1944 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
1945 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
1946 # quotes, but we still have to duplicate `$'s so that shell variables
1947 # can be expanded by the nested make as shell variables, not as make
1948 # macros.
1949 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1950 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1952 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
1953 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
1954 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
1955 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
1956 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
1957 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
1958 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
1960 # Makefile fragments.
1961 host_makefile_frag=${srcdir}/${host_makefile_frag}
1962 target_makefile_frag=${srcdir}/${target_makefile_frag}
1963 alphaieee_frag=${srcdir}/${alphaieee_frag}
1964 ospace_frag=${srcdir}/${ospace_frag}
1965 AC_SUBST_FILE(host_makefile_frag)
1966 AC_SUBST_FILE(target_makefile_frag)
1967 AC_SUBST_FILE(alphaieee_frag)
1968 AC_SUBST_FILE(ospace_frag)
1970 # Miscellanea: directories, flags, etc.
1971 AC_SUBST(SET_LIB_PATH)
1972 AC_SUBST(RPATH_ENVVAR)
1973 AC_SUBST(BUILD_PREFIX)
1974 AC_SUBST(BUILD_PREFIX_1)
1975 AC_SUBST(configlinks)
1976 AC_SUBST(enable_shared)
1977 AC_SUBST(enable_threads)
1978 AC_SUBST(enable_version_specific_runtime_libs)
1979 AC_SUBST(gcc_version_trigger)
1980 AC_SUBST(gcc_version)
1981 AC_SUBST(tooldir)
1982 AC_SUBST(build_tooldir)
1983 AC_SUBST(GDB_TK)
1984 AC_SUBST(gxx_include_dir)
1985 AC_SUBST(libstdcxx_incdir)
1987 # Build module lists & subconfigure args.
1988 AC_SUBST(build_subdir)
1989 AC_SUBST(build_configargs)
1990 AC_SUBST(configure_build_modules)
1991 AC_SUBST(all_build_modules)
1993 # Host module lists & subconfigure args.
1994 AC_SUBST(host_configargs)
1995 AC_SUBST(configdirs)
1996 AC_SUBST(configure_host_modules)
1997 AC_SUBST(all_host_modules)
1998 AC_SUBST(check_host_modules)
1999 AC_SUBST(install_host_modules)
2000 AC_SUBST(install_host_modules_nogcc)
2002 # Target module lists & subconfigure args.
2003 AC_SUBST(target_subdir)
2004 AC_SUBST(target_configargs)
2005 AC_SUBST(target_configdirs)
2006 AC_SUBST(configure_target_modules)
2007 AC_SUBST(all_target_modules)
2008 AC_SUBST(check_target_modules)
2009 AC_SUBST(install_target_modules)
2011 # Build tools.
2012 AC_SUBST(BISON)
2013 AC_SUBST(CC_FOR_BUILD)
2014 AC_SUBST(LEX)
2015 AC_SUBST(MAKEINFO)
2016 AC_SUBST(YACC)
2017 AC_SUBST(config_shell)
2019 # Host tools.
2020 NCN_STRICT_CHECK_TOOL(AR, ar)
2021 NCN_STRICT_CHECK_TOOL(AS, as)
2022 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2023 NCN_STRICT_CHECK_TOOL(LD, ld)
2024 NCN_STRICT_CHECK_TOOL(NM, nm)
2025 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2026 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2027 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2028 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2029 AC_SUBST(CC)
2030 AC_SUBST(CXX)
2031 AC_SUBST(CFLAGS)
2032 AC_SUBST(CXXFLAGS)
2033 AC_SUBST(DEFAULT_YACC)
2034 AC_SUBST(DEFAULT_LEX)
2035 AC_SUBST(DEFAULT_M4)
2037 # Target tools.
2038 NCN_STRICT_CHECK_TARGET_TOOL(AR_FOR_TARGET, ar)
2039 NCN_STRICT_CHECK_TARGET_TOOL(AS_FOR_TARGET, as)
2040 NCN_STRICT_CHECK_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2041 NCN_STRICT_CHECK_TARGET_TOOL(LD_FOR_TARGET, ld)
2042 NCN_STRICT_CHECK_TARGET_TOOL(NM_FOR_TARGET, nm)
2043 NCN_STRICT_CHECK_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2044 NCN_STRICT_CHECK_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2046 AC_SUBST(GCC_FOR_TARGET)
2047 AC_SUBST(FLAGS_FOR_TARGET)
2048 AC_SUBST(CC_FOR_TARGET)
2049 AC_SUBST(GCJ_FOR_TARGET)
2050 AC_SUBST(CXX_FOR_TARGET)
2051 AC_SUBST(RAW_CXX_FOR_TARGET)
2052 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2053 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2055 # Fix up target tools.
2056 if test "x${build}" = "x${host}" ; then
2057 # In this case, the newly built tools can and should be used,
2058 # so we override the results of the autoconf tests.
2059 # This should really only happen when the tools are actually being built,
2060 # but that's a further refinement. The new build scheme, where
2061 # tools are built into a structure paralleling where they're installed,
2062 # should also eliminate all of this cleanly.
2063 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2064 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2065 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2066 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2067 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2068 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2069 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2070 fi
2071 # Certain tools may need extra flags.
2072 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2073 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2074 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2076 AC_OUTPUT(Makefile)