| blob | 45239e2fa8f3c433478b616e23fa218f242919cf |
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 ### we might need to use some other shell than /bin/sh for running subshells
29 ### If we are on Windows, search for the shell. This will permit people
30 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
31 ### without also having to set CONFIG_SHELL. This code will work when
32 ### using bash, which sets OSTYPE.
33 case "${OSTYPE}" in
34 *win32*)
35 if test x${CONFIG_SHELL} = x ; then
36 if test ! -f /bin/sh ; then
37 if test x${SHELL} != x && test -f ${SHELL} ; then
38 CONFIG_SHELL=${SHELL}
39 export CONFIG_SHELL
40 else
41 for prog in sh sh.exe bash bash.exe; do
42 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
43 for dir in $PATH; do
44 test -z "$dir" && dir=.
45 if test -f $dir/$prog; then
46 CONFIG_SHELL=$dir/$prog
47 export CONFIG_SHELL
48 break
49 fi
50 done
51 IFS="$save_ifs"
52 test -n "${CONFIG_SHELL}" && break
53 done
54 fi
55 fi
56 fi
57 ;;
58 esac
60 config_shell=${CONFIG_SHELL-/bin/sh}
62 progname=$0
63 # if PWD already has a value, it is probably wrong.
64 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
66 # Export original configure arguments for use by sub-configures.
67 TOPLEVEL_CONFIGURE_ARGUMENTS="$progname $@"
68 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
70 moveifchange=${srcdir}/move-if-change
72 # Set srcdir to "." if that's what it is.
73 # This is important for multilib support.
74 pwd=`${PWDCMD-pwd}`
75 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
76 if test "${pwd}" = "${srcpwd}" ; then
77 srcdir=.
78 fi
80 topsrcdir=$srcpwd
82 extra_host_args=
83 # Define the trigger file to make sure configure will re-run whenever
84 # the gcc version number changes.
85 if test "${with_gcc_version_trigger+set}" = set ; then
86 gcc_version_trigger="$with_gcc_version_trigger"
87 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
88 else
89 # If gcc's sources are available, define the trigger file.
90 if test -f ${topsrcdir}/gcc/version.c ; then
91 gcc_version_trigger=${topsrcdir}/gcc/version.c
92 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
93 case "$ac_configure_args" in
94 *--with-gcc-version-trigger=$gcc_version_trigger* )
95 ;;
96 * )
97 # Add to all subconfigure arguments: build, host, and target.
98 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
99 ;;
100 esac
101 fi
102 fi
104 ### To add a new directory to the tree, first choose whether it is a target
105 ### or a host dependent tool. Then put it into the appropriate list
106 ### (library or tools, host or target), doing a dependency sort.
108 # Subdirs will be configured in the order listed in build_configdirs,
109 # configdirs, or target_configdirs; see the serialization section below.
111 # Dependency sorting is only needed when *configuration* must be done in
112 # a particular order. In all cases a dependency should be specified in
113 # the Makefile, whether or not it's implicitly specified here.
115 # Double entries in build_configdirs, configdirs, or target_configdirs may
116 # cause circular dependencies and break everything horribly.
118 # these libraries are used by various programs built for the host environment
119 #
120 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl tix libgui zlib"
122 # these tools are built for the host environment
123 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
124 # know that we are building the simulator.
125 # binutils, gas and ld appear in that order because it makes sense to run
126 # "make check" in that particular order.
127 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 diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar"
129 # libgcj represents the runtime libraries only used by gcj.
130 libgcj="target-libffi \
131 target-boehm-gc \
132 target-zlib \
133 target-qthreads \
134 target-libjava"
136 # these libraries are built for the target environment, and are built after
137 # the host libraries and the host tools (which may be a cross compiler)
138 #
139 target_libs="target-libiberty \
140 target-libgloss \
141 target-newlib \
142 target-libstdc++-v3 \
143 target-libf2c \
144 ${libgcj} \
145 target-libobjc"
147 # these tools are built using the target libs, and are intended to run only
148 # in the target environment
149 #
150 # note: any program that *uses* libraries that are in the "target_libs"
151 # list belongs in this list. those programs are also very likely
152 # candidates for the "native_only" list which follows
153 #
154 target_tools="target-examples target-groff target-gperf target-rda"
156 ################################################################################
158 ## All tools belong in one of the four categories, and are assigned above
159 ## We assign ${configdirs} this way to remove all embedded newlines. This
160 ## is important because configure will choke if they ever get through.
161 ## ${configdirs} is directories we build using the host tools.
162 ## ${target_configdirs} is directories we build using the target tools.
163 #
164 configdirs=`echo ${host_libs} ${host_tools}`
165 target_configdirs=`echo ${target_libs} ${target_tools}`
167 ################################################################################
169 srcname="gnu development package"
171 # This gets set non-empty for some net releases of packages.
172 appdirs=""
174 # Define is_cross_compiler to save on calls to 'test'.
175 is_cross_compiler=
176 if test x"${host}" = x"${target}" ; then
177 is_cross_compiler=no
178 else
179 is_cross_compiler=yes
180 fi
182 # We always want to use the same name for this directory, so that dejagnu
183 # can reliably find it.
184 target_subdir=${target_alias}
186 if test ! -d ${target_subdir} ; then
187 if mkdir ${target_subdir} ; then true
188 else
189 echo "'*** could not make ${PWD=`${PWDCMD-pwd}`}/${target_subdir}" 1>&2
190 exit 1
191 fi
192 fi
194 build_prefix=build-
195 build_subdir=${build_prefix}${build_alias}
197 if test x"${build_alias}" != x"${host}" ; then
198 if test ! -d ${build_subdir} ; then
199 if mkdir ${build_subdir} ; then true
200 else
201 echo "'*** could not make ${PWD=`${PWDCMD-pwd}`}/${build_subdir}" 1>&2
202 exit 1
203 fi
204 fi
205 fi
207 # Skipdirs are removed silently.
208 skipdirs=
209 # Noconfigdirs are removed loudly.
210 noconfigdirs=""
212 use_gnu_ld=
213 # Make sure we don't let GNU ld be added if we didn't want it.
214 if test x$with_gnu_ld = xno ; then
215 use_gnu_ld=no
216 noconfigdirs="$noconfigdirs ld"
217 fi
219 use_gnu_as=
220 # Make sure we don't let GNU as be added if we didn't want it.
221 if test x$with_gnu_as = xno ; then
222 use_gnu_as=no
223 noconfigdirs="$noconfigdirs gas"
224 fi
226 # some tools are so dependent upon X11 that if we're not building with X,
227 # it's not even worth trying to configure, much less build, that tool.
229 case ${with_x} in
230 yes | "") ;; # the default value for this tree is that X11 is available
231 no)
232 skipdirs="${skipdirs} tk tix itcl libgui"
233 # We won't be able to build gdbtk without X.
234 enable_gdbtk=no
235 ;;
236 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
237 esac
239 # Some tools are only suitable for building in a "native" situation.
240 # Remove these if host!=target.
241 native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff gprof target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
243 # Similarly, some are only suitable for cross toolchains.
244 # Remove these if host=target.
245 cross_only="target-libgloss target-newlib target-opcodes"
247 case $is_cross_compiler in
248 no) skipdirs="${skipdirs} ${cross_only}" ;;
249 yes) skipdirs="${skipdirs} ${native_only}" ;;
250 esac
252 # If both --with-headers and --with-libs are specified, default to
253 # --without-newlib.
254 if test x"${with_headers}" != x && test x"${with_libs}" != x ; then
255 if test x"${with_newlib}" = x ; then
256 with_newlib=no
257 fi
258 fi
260 # Recognize --with-newlib/--without-newlib.
261 case ${with_newlib} in
262 no) skipdirs="${skipdirs} target-newlib" ;;
263 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
264 esac
266 # Configure extra directories which are host specific
268 case "${host}" in
269 *-cygwin*)
270 configdirs="$configdirs libtermcap" ;;
271 esac
273 # Remove more programs from consideration, based on the host or
274 # target this usually means that a port of the program doesn't
275 # exist yet.
277 case "${host}" in
278 hppa*64*-*-*)
279 noconfigdirs="$noconfigdirs byacc"
280 ;;
281 i[[3456]]86-*-vsta)
282 noconfigdirs="tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext"
283 ;;
284 i[[3456]]86-*-go32* | i[[3456]]86-*-msdosdjgpp*)
285 noconfigdirs="tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi"
286 ;;
287 i[[3456]]86-*-mingw32*)
288 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv"
289 noconfigdirs="expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
290 ;;
291 i[[3456]]86-*-beos*)
292 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
293 ;;
294 *-*-cygwin*)
295 noconfigdirs="autoconf automake send-pr rcs guile perl"
296 ;;
297 *-*-netbsd*)
298 noconfigdirs="rcs"
299 ;;
300 ppc*-*-pe)
301 noconfigdirs="patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv"
302 ;;
303 powerpc-*-beos*)
304 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
305 ;;
306 *-*-darwin*)
307 noconfigdirs="$noconfigdirs tk itcl tix libgui"
308 ;;
309 esac
311 # Save it here so that, even in case of --enable-libgcj, if the Java
312 # front-end isn't enabled, we still get libgcj disabled.
313 libgcj_saved=$libgcj
314 case $enable_libgcj in
315 yes)
316 # If we reset it here, it won't get added to noconfigdirs in the
317 # target-specific build rules, so it will be forcibly enabled
318 # (unless the Java language itself isn't enabled).
319 libgcj=
320 ;;
321 no)
322 # Make sure we get it printed in the list of not supported target libs.
323 noconfigdirs="$noconfigdirs ${libgcj}"
324 ;;
325 esac
327 case "${target}" in
328 *-*-chorusos)
329 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
330 ;;
331 *-*-darwin*)
332 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
333 noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
334 ;;
335 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
336 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
337 ;;
338 *-*-kaos*)
339 # Remove unsupported stuff on all kaOS configurations.
340 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-libf2c target-librx"
341 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
342 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
343 noconfigdirs="$noconfigdirs target-libgloss"
344 ;;
345 *-*-netbsd*)
346 # Skip some stuff on all NetBSD configurations.
347 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
349 # Skip some stuff that's unsupported on some NetBSD configurations.
350 case "${target}" in
351 i*86-*-netbsdelf*) ;;
352 *)
353 noconfigdirs="$noconfigdirs ${libgcj}"
354 ;;
355 esac
356 ;;
357 *-*-netware)
358 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
359 ;;
360 *-*-rtems*)
361 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
362 case ${target} in
363 h8300*-*-* | h8500-*-*)
364 noconfigdirs="$noconfigdirs target-libf2c"
365 ;;
366 *) ;;
367 esac
368 ;;
369 *-*-vxworks*)
370 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
371 ;;
372 alpha*-dec-osf*)
373 # ld works, but does not support shared libraries.
374 # newlib is not 64 bit ready. I'm not sure about fileutils.
375 # gas doesn't generate exception information.
376 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
377 ;;
378 alpha*-*-*vms*)
379 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
380 ;;
381 alpha*-*-linux*)
382 # newlib is not 64 bit ready
383 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
384 ;;
385 alpha*-*-freebsd*)
386 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
387 ;;
388 alpha*-*-*)
389 # newlib is not 64 bit ready
390 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
391 ;;
392 sh-*-linux*)
393 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
394 ;;
395 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
396 noconfigdirs="$noconfigdirs ${libgcj}"
397 noconfigdirs="$noconfigdirs target-examples"
398 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
399 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
400 noconfigdirs="$noconfigdirs expect dejagnu"
401 # the C++ libraries don't build on top of CE's C libraries
402 noconfigdirs="$noconfigdirs target-libstdc++-v3"
403 noconfigdirs="$noconfigdirs target-newlib"
404 case "${host}" in
405 *-*-cygwin*) ;; # keep gdb and readline
406 *) noconfigdirs="$noconfigdirs gdb readline"
407 ;;
408 esac
409 ;;
410 arc-*-*)
411 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
412 ;;
413 arm-*-coff | strongarm-*-coff | xscale-*-coff)
414 noconfigdirs="$noconfigdirs ${libgcj}"
415 ;;
416 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
417 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
418 ;;
419 arm-*-pe*)
420 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
421 ;;
422 arm-*-oabi*)
423 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
424 ;;
425 thumb-*-coff)
426 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
427 ;;
428 thumb-*-elf)
429 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
430 ;;
431 thumb-*-oabi)
432 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
433 ;;
434 thumb-*-pe)
435 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
436 ;;
437 arm-*-riscix*)
438 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
439 ;;
440 avr-*-*)
441 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
442 ;;
443 c4x-*-* | tic4x-*-*)
444 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
445 ;;
446 c54x*-*-* | tic54x-*-*)
447 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
448 ;;
449 cris-*-*)
450 noconfigdirs="$noconfigdirs ${libgcj}"
451 ;;
452 d10v-*-*)
453 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
454 ;;
455 d30v-*-*)
456 noconfigdirs="$noconfigdirs ${libgcj}"
457 ;;
458 fr30-*-elf*)
459 noconfigdirs="$noconfigdirs ${libgcj}"
460 ;;
461 frv-*-*)
462 noconfigdirs="$noconfigdirs ${libgcj}"
463 ;;
464 h8300*-*-*)
465 noconfigdirs="$noconfigdirs target-libgloss"
466 ;;
467 h8500-*-*)
468 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} target-libf2c"
469 ;;
470 hppa*64*-*-linux* | parisc*64*-*-linux*)
471 # In this case, it's because the hppa64-linux target is for
472 # the kernel only at this point and has no libc, and thus no
473 # headers, crt*.o, etc., all of which are needed by these.
474 noconfigdirs="$noconfigdirs target-zlib"
475 ;;
476 hppa*-*-*elf* | \
477 parisc*-*-linux* | hppa*-*-linux* | \
478 hppa*-*-lites* | \
479 hppa*-*-openbsd* | \
480 hppa*64*-*-*)
481 noconfigdirs="$noconfigdirs ${libgcj}"
482 # Do configure ld/binutils/gas for this case.
483 ;;
484 hppa*-*-*)
485 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
486 # build on HP-UX 10.20.
487 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
488 ;;
489 ia64*-*-elf*)
490 # No gdb support yet.
491 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
492 ;;
493 ia64*-**-hpux*)
494 # No gdb or ld support yet.
495 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb ld"
496 ;;
497 i[[3456]]86-*-coff | i[[3456]]86-*-elf)
498 noconfigdirs="$noconfigdirs ${libgcj}"
499 ;;
500 i[[34567]]86-*-freebsd*)
501 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
502 ;;
503 i[[3456]]86-*-linux*)
504 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
505 # not build java stuff by default.
506 case "${target}" in
507 *-*-*libc1*)
508 noconfigdirs="$noconfigdirs ${libgcj}";;
509 esac
511 # This section makes it possible to build newlib natively on linux.
512 # If we are using a cross compiler then don't configure newlib.
513 if test x${is_cross_compiler} != xno ; then
514 noconfigdirs="$noconfigdirs target-newlib"
515 fi
516 noconfigdirs="$noconfigdirs target-libgloss"
517 # If we are not using a cross compiler, do configure newlib.
518 # Note however, that newlib will only be configured in this situation
519 # if the --with-newlib option has been given, because otherwise
520 # 'target-newlib' will appear in skipdirs.
521 ;;
522 i[[3456]]86-*-mingw32*)
523 target_configdirs="$target_configdirs target-mingw"
524 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
526 # Can't build gdb for mingw32 if not native.
527 case "${host}" in
528 i[[3456]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
529 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
530 ;;
531 esac
532 ;;
533 *-*-cygwin*)
534 target_configdirs="$target_configdirs target-libtermcap target-winsup"
535 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
536 # always build newlib.
537 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
539 # Can't build gdb for Cygwin if not native.
540 case "${host}" in
541 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
542 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
543 ;;
544 esac
545 ;;
546 i[[3456]]86-*-pe)
547 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
548 ;;
549 i[[3456]]86-*-sco3.2v5*)
550 # The linker does not yet know about weak symbols in COFF,
551 # and is not configured to handle mixed ELF and COFF.
552 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
553 ;;
554 i[[3456]]86-*-sco*)
555 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
556 ;;
557 i[[3456]]86-*-solaris2*)
558 noconfigdirs="$noconfigdirs target-libgloss"
559 ;;
560 i[[3456]]86-*-sysv4*)
561 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
562 ;;
563 i[[3456]]86-*-beos*)
564 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
565 ;;
566 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
567 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
568 ;;
569 m68k-*-elf*)
570 noconfigdirs="$noconfigdirs ${libgcj}"
571 ;;
572 m68k-*-coff*)
573 noconfigdirs="$noconfigdirs ${libgcj}"
574 ;;
575 mcore-*-pe*)
576 # The EPOC C++ environment does not support exceptions or rtti,
577 # and so building libstdc++-v3 tends not to always work.
578 noconfigdirs="$noconfigdirs target-libstdc++-v3"
579 ;;
580 mmix-*-*)
581 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
582 ;;
583 mn10200-*-*)
584 noconfigdirs="$noconfigdirs ${libgcj}"
585 ;;
586 mn10300-*-*)
587 noconfigdirs="$noconfigdirs ${libgcj}"
588 ;;
589 powerpc-*-aix*)
590 # copied from rs6000-*-* entry
591 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
592 ;;
593 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
594 target_configdirs="$target_configdirs target-winsup"
595 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
596 # always build newlib.
597 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
598 ;;
599 # This is temporary until we can link against shared libraries
600 powerpcle-*-solaris*)
601 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
602 ;;
603 powerpc-*-beos*)
604 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
605 ;;
606 powerpc-*-eabi)
607 noconfigdirs="$noconfigdirs ${libgcj}"
608 ;;
609 powerpc64*-*-linux*)
610 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
611 # not yet ported.
612 noconfigdirs="$noconfigdirs target-libffi"
613 ;;
614 rs6000-*-lynxos*)
615 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
616 ;;
617 rs6000-*-aix*)
618 noconfigdirs="$noconfigdirs gprof ${libgcj}"
619 ;;
620 rs6000-*-*)
621 noconfigdirs="$noconfigdirs gprof ${libgcj}"
622 ;;
623 m68k-apollo-*)
624 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
625 ;;
626 mips*-*-irix5*)
627 # The GNU linker does not support shared libraries.
628 noconfigdirs="$noconfigdirs ld gprof target-libgloss ${libgcj}"
629 ;;
630 mips*-*-irix6*)
631 # Linking libjava exceeds command-line length limits on at least
632 # IRIX 6.2, but not on IRIX 6.5.
633 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
634 # <oldham@codesourcery.com>
635 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
636 ;;
637 mips*-dec-bsd*)
638 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
639 ;;
640 mips*-*-bsd*)
641 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
642 ;;
643 mipstx39-*-*)
644 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
645 ;;
646 mips*-*-linux*)
647 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
648 ;;
649 mips*-*-*)
650 noconfigdirs="$noconfigdirs gprof ${libgcj}"
651 ;;
652 romp-*-*)
653 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
654 ;;
655 sh-*-*)
656 case "${host}" in
657 i[[3456]]86-*-vsta) ;; # don't add gprof back in
658 i[[3456]]86-*-go32*) ;; # don't add gprof back in
659 i[[3456]]86-*-msdosdjgpp*) ;; # don't add gprof back in
660 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
661 esac
662 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
663 ;;
664 sh64-*-*)
665 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
666 ;;
667 sparc-*-elf*)
668 noconfigdirs="$noconfigdirs ${libgcj}"
669 ;;
670 sparc64-*-elf*)
671 noconfigdirs="$noconfigdirs ${libgcj}"
672 ;;
673 sparclite-*-*)
674 noconfigdirs="$noconfigdirs ${libgcj}"
675 ;;
676 sparc-*-sunos4*)
677 noconfigdirs="$noconfigdirs ${libgcj}"
678 if test x${is_cross_compiler} != xno ; then
679 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
680 else
681 use_gnu_ld=no
682 fi
683 ;;
684 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
685 ;;
686 v810-*-*)
687 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
688 ;;
689 v850-*-*)
690 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
691 ;;
692 v850e-*-*)
693 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
694 ;;
695 v850ea-*-*)
696 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
697 ;;
698 vax-*-vms)
699 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
700 ;;
701 vax-*-*)
702 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
703 ;;
704 ip2k-*-*)
705 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
706 ;;
707 *-*-linux*)
708 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
709 ;;
710 *-*-lynxos*)
711 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
712 ;;
713 *-*-*)
714 noconfigdirs="$noconfigdirs ${libgcj}"
715 ;;
716 esac
718 # If we aren't building newlib, then don't build libgloss, since libgloss
719 # depends upon some newlib header files.
720 case "${noconfigdirs}" in
721 *target-libgloss*) ;;
722 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
723 esac
725 # Figure out what language subdirectories are present.
726 # Look if the user specified --enable-languages="..."; if not, use
727 # the environment variable $LANGUAGES if defined. $LANGUAGES might
728 # go away some day.
729 # NB: embedded tabs in this IF block -- do not untabify
730 if test x"${enable_languages+set}" != xset; then
731 if test x"${LANGUAGES+set}" = xset; then
732 enable_languages="${LANGUAGES}"
733 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
734 else
735 enable_languages=all
736 fi
737 else
738 if test x"${enable_languages}" = x ||
739 test x"${enable_languages}" = xyes;
740 then
741 echo configure.in: --enable-languages needs at least one language argument 1>&2
742 exit 1
743 fi
744 fi
745 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
747 # First scan to see if an enabled language requires some other language.
748 # We assume that a given config-lang.in will list all the language
749 # front ends it requires, even if some are required indirectly.
750 for lang in ${srcdir}/gcc/*/config-lang.in ..
751 do
752 case $lang in
753 ..) ;;
754 # The odd quoting in the next line works around
755 # an apparent bug in bash 1.12 on linux.
756 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
757 *)
758 lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
759 this_lang_requires=`sed -n -e 's,^lang_requires=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_requires=\([[^ ]]*\).*$,\1,p' $lang`
760 for other in $this_lang_requires
761 do
762 case ,${enable_languages}, in
763 *,$other,*) ;;
764 *,all,*) ;;
765 *,$lang_alias,*)
766 echo " \`$other' language required by \`$lang_alias'; enabling" 1>&2
767 enable_languages="$enable_languages,$other"
768 ;;
769 esac
770 done
771 ;;
772 esac
773 done
775 subdirs=
776 for lang in ${srcdir}/gcc/*/config-lang.in ..
777 do
778 case $lang in
779 ..) ;;
780 # The odd quoting in the next line works around
781 # an apparent bug in bash 1.12 on linux.
782 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
783 *)
784 lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
785 this_lang_libs=`sed -n -e 's,^target_libs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^target_libs=\([[^ ]]*\).*$,\1,p' $lang`
786 this_lang_dirs=`sed -n -e 's,^lang_dirs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_dirs=\([[^ ]]*\).*$,\1,p' $lang`
787 build_by_default=`sed -n -e 's,^build_by_default=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^build_by_default=\([[^ ]]*\).*$,\1,p' $lang`
788 if test "x$lang_alias" = x
789 then
790 echo "$lang doesn't set \$language." 1>&2
791 exit 1
792 fi
793 case ${build_by_default},${enable_languages}, in
794 *,$lang_alias,*) add_this_lang=yes ;;
795 no,*) add_this_lang=no ;;
796 *,all,*) add_this_lang=yes ;;
797 *) add_this_lang=no ;;
798 esac
799 if test x"${add_this_lang}" = xyes; then
800 eval target_libs='"$target_libs "'\"$this_lang_libs\"
801 else
802 eval noconfigdirs='"$noconfigdirs "'\"$this_lang_libs $this_lang_dirs\"
803 fi
804 ;;
805 esac
806 done
808 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
809 # $target_configdirs.
810 # If we have the source for $noconfigdirs entries, add them to $notsupp.
812 notsupp=""
813 for dir in . $skipdirs $noconfigdirs ; do
814 dirname=`echo $dir | sed -e s/target-//g`
815 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
816 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
817 if test -r $srcdir/$dirname/configure ; then
818 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
819 true
820 else
821 notsupp="$notsupp $dir"
822 fi
823 fi
824 fi
825 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
826 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
827 if test -r $srcdir/$dirname/configure ; then
828 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
829 true
830 else
831 notsupp="$notsupp $dir"
832 fi
833 fi
834 fi
835 done
837 # Sometimes the tools are distributed with libiberty but with no other
838 # libraries. In that case, we don't want to build target-libiberty.
839 if test -n "${target_configdirs}" ; then
840 others=
841 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
842 if test "$i" != "libiberty" ; then
843 if test -r $srcdir/$i/configure ; then
844 others=yes;
845 break;
846 fi
847 fi
848 done
849 if test -z "${others}" ; then
850 target_configdirs=
851 fi
852 fi
854 # Quietly strip out all directories which aren't configurable in this tree.
855 # This relies on all configurable subdirectories being autoconfiscated, which
856 # is now the case.
857 configdirs_all="$configdirs"
858 configdirs=
859 for i in ${configdirs_all} ; do
860 if test -f ${srcdir}/$i/configure ; then
861 configdirs="${configdirs} $i"
862 fi
863 done
864 target_configdirs_all="$target_configdirs"
865 target_configdirs=
866 for i in ${target_configdirs_all} ; do
867 j=`echo $i | sed -e s/target-//g`
868 if test -f ${srcdir}/$j/configure ; then
869 target_configdirs="${target_configdirs} $i"
870 fi
871 done
873 # Produce a warning message for the subdirs we can't configure.
874 # This isn't especially interesting in the Cygnus tree, but in the individual
875 # FSF releases, it's important to let people know when their machine isn't
876 # supported by the one or two programs in a package.
878 if test -n "${notsupp}" && test -z "${norecursion}" ; then
879 # If $appdirs is non-empty, at least one of those directories must still
880 # be configured, or we error out. (E.g., if the gas release supports a
881 # specified target in some subdirs but not the gas subdir, we shouldn't
882 # pretend that all is well.)
883 if test -n "$appdirs" ; then
884 for dir in $appdirs ; do
885 if test -r $dir/Makefile.in ; then
886 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
887 appdirs=""
888 break
889 fi
890 if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
891 appdirs=""
892 break
893 fi
894 fi
895 done
896 if test -n "$appdirs" ; then
897 echo "*** This configuration is not supported by this package." 1>&2
898 exit 1
899 fi
900 fi
901 # Okay, some application will build, or we don't care to check. Still
902 # notify of subdirs not getting built.
903 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
904 echo " ${notsupp}" 1>&2
905 echo " (Any other directories should still work fine.)" 1>&2
906 fi
908 case "$host" in
909 *msdosdjgpp*)
910 enable_gdbtk=no ;;
911 esac
913 copy_dirs=
915 # Handle --with-headers=XXX. If the value is not "yes", the contents of
916 # the named directory are copied to $(tooldir)/sys-include.
917 if test x"${with_headers}" != x ; then
918 if test x${is_cross_compiler} = xno ; then
919 echo 1>&2 '***' --with-headers is only supported when cross compiling
920 exit 1
921 fi
922 if test x"${with_headers}" != xyes ; then
923 case "${exec_prefixoption}" in
924 "") x=${prefix} ;;
925 *) x=${exec_prefix} ;;
926 esac
927 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
928 fi
929 fi
931 # Handle --with-libs=XXX. If the value is not "yes", the contents of
932 # the name directories are copied to $(tooldir)/lib. Multiple directories
933 # are permitted.
934 if test x"${with_libs}" != x ; then
935 if test x${is_cross_compiler} = xno ; then
936 echo 1>&2 '***' --with-libs is only supported when cross compiling
937 exit 1
938 fi
939 if test x"${with_libs}" != xyes ; then
940 # Copy the libraries in reverse order, so that files in the first named
941 # library override files in subsequent libraries.
942 case "${exec_prefixoption}" in
943 "") x=${prefix} ;;
944 *) x=${exec_prefix} ;;
945 esac
946 for l in ${with_libs}; do
947 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
948 done
949 fi
950 fi
952 # Handle ${copy_dirs}
953 set fnord ${copy_dirs}
954 shift
955 while test $# != 0 ; do
956 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
957 :
958 else
959 echo Copying $1 to $2
961 # Use the install script to create the directory and all required
962 # parent directories.
963 if test -d $2 ; then
964 :
965 else
966 echo >config.temp
967 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
968 fi
970 # Copy the directory, assuming we have tar.
971 # FIXME: Should we use B in the second tar? Not all systems support it.
972 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
974 # It is the responsibility of the user to correctly adjust all
975 # symlinks. If somebody can figure out how to handle them correctly
976 # here, feel free to add the code.
978 echo $1 > $2/COPIED
979 fi
980 shift; shift
981 done
983 # Work in distributions that contain no compiler tools, like Autoconf.
984 tentative_cc=""
985 host_makefile_frag=/dev/null
986 if test -d ${srcdir}/config ; then
987 case "${host}" in
988 m68k-hp-hpux*)
989 # Avoid "too much defining" errors from HPUX compiler.
990 tentative_cc="cc -Wp,-H256000"
991 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
992 # If it's HP/UX ar, this should be harmless.
993 RANLIB="ar ts"
994 ;;
995 m68k-apollo-sysv*)
996 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
997 ;;
998 m68k-apollo-bsd*)
999 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1000 # chokes on bfd, the compiler won't let you assign integers to enums, and
1001 # other problems. Defining CC to gcc is a questionable way to say "don't use
1002 # the apollo compiler" (the preferred version of GCC could be called cc,
1003 # or whatever), but I'm not sure leaving CC as cc is any better...
1004 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1005 # Used to have BISON=yacc.
1006 tentative_cc=gcc
1007 ;;
1008 m88k-dg-dgux*)
1009 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1010 ;;
1011 m88k-harris-cxux*)
1012 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1013 tentative_cc="cc -Xa"
1014 host_makefile_frag="config/mh-cxux"
1015 ;;
1016 m88k-motorola-sysv*)
1017 ;;
1018 mips*-dec-ultrix*)
1019 tentative_cc="cc -Wf,-XNg1000"
1020 host_makefile_frag="config/mh-decstation"
1021 ;;
1022 mips*-nec-sysv4*)
1023 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1024 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1025 host_makefile_frag="config/mh-necv4"
1026 ;;
1027 mips*-sgi-irix4*)
1028 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1029 # environment. Also bump switch table size so that cp-parse will
1030 # compile. Bump string length limit so linker builds.
1031 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1032 ;;
1033 mips*-*-sysv4*)
1034 host_makefile_frag="config/mh-sysv4"
1035 ;;
1036 mips*-*-sysv*)
1037 # This is for a MIPS running RISC/os 4.52C.
1039 # This is needed for GDB, but needs to be in the top-level make because
1040 # if a library is compiled with the bsd headers and gets linked with the
1041 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1042 # a different size).
1043 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1044 # known except to select the sysv environment. Could we use /proc instead?
1045 # These "sysv environments" and "bsd environments" often end up being a pain.
1046 #
1047 # This is not part of CFLAGS because perhaps not all C compilers have this
1048 # option.
1049 tentative_cc="cc -systype sysv"
1050 ;;
1051 i370-ibm-opened*)
1052 tentative_cc="c89"
1053 ;;
1054 i[[3456]]86-*-sysv5*)
1055 host_makefile_frag="config/mh-sysv5"
1056 ;;
1057 i[[3456]]86-*-dgux*)
1058 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1059 host_makefile_frag="config/mh-dgux386"
1060 ;;
1061 i[[3456]]86-ncr-sysv4.3*)
1062 # The MetaWare compiler will generate a copyright message unless you
1063 # turn it off by adding the -Hnocopyr flag.
1064 tentative_cc="cc -Hnocopyr"
1065 ;;
1066 i[[3456]]86-ncr-sysv4*)
1067 # for an NCR 3000 (i486/SVR4) system.
1068 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1069 # This compiler not only emits obnoxious copyright messages every time
1070 # you run it, but it chokes and dies on a whole bunch of GNU source
1071 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1072 tentative_cc="/usr/ccs/ATT/cc"
1073 host_makefile_frag="config/mh-ncr3000"
1074 ;;
1075 i[[3456]]86-*-sco3.2v5*)
1076 ;;
1077 i[[3456]]86-*-sco*)
1078 # The native C compiler botches some simple uses of const. Unfortunately,
1079 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1080 tentative_cc="cc -Dconst="
1081 host_makefile_frag="config/mh-sco"
1082 ;;
1083 i[[3456]]86-*-udk*)
1084 host_makefile_frag="config/mh-sysv5"
1085 ;;
1086 i[[3456]]86-*-solaris2*)
1087 host_makefile_frag="config/mh-sysv4"
1088 ;;
1089 i[[3456]]86-*-msdosdjgpp*)
1090 host_makefile_frag="config/mh-djgpp"
1091 ;;
1092 *-cygwin*)
1093 host_makefile_frag="config/mh-cygwin"
1094 ;;
1095 *-mingw32*)
1096 host_makefile_frag="config/mh-mingw32"
1097 ;;
1098 *-interix*)
1099 host_makefile_frag="config/mh-interix"
1100 ;;
1101 vax-*-ultrix2*)
1102 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1103 tentative_cc=gcc
1104 ;;
1105 *-*-solaris2*)
1106 host_makefile_frag="config/mh-solaris"
1107 ;;
1108 m68k-sun-sunos*)
1109 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1110 # without overflowing the jump tables (-J says to use a 32 bit table)
1111 tentative_cc="cc -J"
1112 ;;
1113 *-hp-hpux*)
1114 tentative_cc="cc -Wp,-H256000"
1115 ;;
1116 *-*-hiux*)
1117 tentative_cc="cc -Wp,-H256000"
1118 ;;
1119 rs6000-*-lynxos*)
1120 # /bin/cc is less than useful for our purposes. Always use GCC
1121 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1122 host_makefile_frag="config/mh-lynxrs6k"
1123 ;;
1124 *-*-lynxos*)
1125 # /bin/cc is less than useful for our purposes. Always use GCC
1126 tentative_cc="/bin/gcc"
1127 ;;
1128 *-*-sysv4*)
1129 host_makefile_frag="config/mh-sysv4"
1130 ;;
1131 esac
1132 fi
1134 extra_arflags_for_target=
1135 extra_nmflags_for_target=
1136 extra_ranlibflags_for_target=
1137 target_makefile_frag=/dev/null
1138 case "${target}" in
1139 i[[3456]]86-*-netware*)
1140 target_makefile_frag="config/mt-netware"
1141 ;;
1142 powerpc-*-netware*)
1143 target_makefile_frag="config/mt-netware"
1144 ;;
1145 *-*-linux*)
1146 target_makefile_frag="config/mt-linux"
1147 ;;
1148 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1149 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1150 # commands to handle both 32-bit and 64-bit objects. These flags are
1151 # harmless if we're using GNU nm or ar.
1152 extra_arflags_for_target=" -X32_64"
1153 extra_nmflags_for_target=" -B -X32_64"
1154 ;;
1155 *-*-darwin*)
1156 # ranlib from Darwin requires the -c flag to look at common symbols.
1157 extra_ranlibflags_for_target=" -c"
1158 ;;
1159 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1160 target_makefile_frag="config/mt-wince"
1161 ;;
1162 esac
1164 alphaieee_frag=/dev/null
1165 case $target in
1166 alpha*-*-*)
1167 # This just makes sure to use the -mieee option to build target libs.
1168 # This should probably be set individually by each library.
1169 alphaieee_frag="config/mt-alphaieee"
1170 ;;
1171 esac
1173 # If --enable-target-optspace always use -Os instead of -O2 to build
1174 # the target libraries, similarly if it is not specified, use -Os
1175 # on selected platforms.
1176 ospace_frag=/dev/null
1177 case "${enable_target_optspace}:${target}" in
1178 yes:*)
1179 ospace_frag="config/mt-ospace"
1180 ;;
1181 :d30v-*)
1182 ospace_frag="config/mt-d30v"
1183 ;;
1184 :m32r-* | :d10v-* | :fr30-*)
1185 ospace_frag="config/mt-ospace"
1186 ;;
1187 no:* | :*)
1188 ;;
1189 *)
1190 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1191 ;;
1192 esac
1194 # Set with_gnu_as and with_gnu_ld as appropriate.
1195 #
1196 # This is done by determining whether or not the appropriate directory
1197 # is available, and by checking whether or not specific configurations
1198 # have requested that this magic not happen.
1199 #
1200 # The command line options always override the explicit settings in
1201 # configure.in, and the settings in configure.in override this magic.
1202 #
1203 # If the default for a toolchain is to use GNU as and ld, and you don't
1204 # want to do that, then you should use the --without-gnu-as and
1205 # --without-gnu-ld options for the configure script.
1207 if test x${use_gnu_as} = x &&
1208 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1209 with_gnu_as=yes
1210 extra_host_args="$extra_host_args --with-gnu-as"
1211 fi
1213 if test x${use_gnu_ld} = x &&
1214 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1215 with_gnu_ld=yes
1216 extra_host_args="$extra_host_args --with-gnu-ld"
1217 fi
1219 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1220 # can detect this case.
1222 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1223 with_newlib=yes
1224 extra_host_args="$extra_host_args --with-newlib"
1225 fi
1228 # Default to using --with-stabs for certain targets.
1229 if test x${with_stabs} = x ; then
1230 case "${target}" in
1231 mips*-*-irix6*o32)
1232 with_stabs=yes;
1233 extra_host_args="${extra_host_args} --with-stabs"
1234 ;;
1235 mips*-*-irix6*)
1236 ;;
1237 mips*-*-* | alpha*-*-osf*)
1238 with_stabs=yes;
1239 extra_host_args="${extra_host_args} --with-stabs"
1240 ;;
1241 esac
1242 fi
1244 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1245 # them automatically.
1246 case "${host}" in
1247 hppa*64*-*-hpux11*)
1248 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1249 ;;
1250 esac
1252 # If we aren't going to be using gcc, see if we can extract a definition
1253 # of CC from the fragment.
1254 # Actually, use the 'pre-extracted' version above.
1255 if test -z "${CC}" && test "${build}" = "${host}" ; then
1256 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1257 found=
1258 for dir in $PATH; do
1259 test -z "$dir" && dir=.
1260 if test -f $dir/gcc; then
1261 found=yes
1262 break
1263 fi
1264 done
1265 IFS="$save_ifs"
1266 if test -z "${found}" && test -n "${tentative_cc}" ; then
1267 CC=$tentative_cc
1268 fi
1269 fi
1271 # Some systems (e.g., one of the i386-aix systems the gas testers are
1272 # using) don't handle "\$" correctly, so don't use it here.
1273 tooldir='$(exec_prefix)'/${target_alias}
1274 build_tooldir=${tooldir}
1276 # Generate a default definition for YACC. This is used if the makefile can't
1277 # locate bison or byacc in objdir.
1279 for prog in 'bison -y' byacc yacc
1280 do
1281 set dummy $prog; tmp=$2
1282 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1283 for dir in $PATH; do
1284 test -z "$dir" && dir=.
1285 if test -f $dir/$tmp; then
1286 DEFAULT_YACC="$prog"
1287 break
1288 fi
1289 done
1290 IFS="$save_ifs"
1292 test -n "$DEFAULT_YACC" && break
1293 done
1295 # Generate a default definition for M4. This is used if the makefile can't
1296 # locate m4 in objdir.
1298 for prog in gm4 gnum4 m4
1299 do
1300 set dummy $prog; tmp=$2
1301 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1302 for dir in $PATH; do
1303 test -z "$dir" && dir=.
1304 if test -f $dir/$tmp; then
1305 DEFAULT_M4="$prog"
1306 break
1307 fi
1308 done
1309 IFS="$save_ifs"
1311 test -n "$DEFAULT_M4" && break
1312 done
1314 # Generate a default definition for LEX. This is used if the makefile can't
1315 # locate flex in objdir.
1317 for prog in flex lex
1318 do
1319 set dummy $prog; tmp=$2
1320 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1321 for dir in $PATH; do
1322 test -z "$dir" && dir=.
1323 if test -f $dir/$tmp; then
1324 DEFAULT_LEX="$prog"
1325 break
1326 fi
1327 done
1328 IFS="$save_ifs"
1330 test -n "$DEFAULT_LEX" && break
1331 done
1333 if test "${build}" != "${host}" ; then
1334 # If we are doing a Canadian Cross, in which the host and build systems
1335 # are not the same, we set reasonable default values for the tools.
1337 BISON=${BISON-bison}
1338 CC=${CC-${host_alias}-gcc}
1339 CFLAGS=${CFLAGS-"-g -O2"}
1340 CXX=${CXX-${host_alias}-c++}
1341 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1342 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1343 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
1344 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
1345 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
1346 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
1347 BUILD_PREFIX=${build_alias}-
1348 BUILD_PREFIX_1=${build_alias}-
1349 MAKEINFO=${MAKEINFO-makeinfo}
1351 if test -z "${YACC}" ; then
1352 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1353 for dir in $PATH; do
1354 test -z "$dir" && dir=.
1355 if test -f $dir/bison; then
1356 YACC="bison -y"
1357 break
1358 fi
1359 if test -f $dir/byacc; then
1360 YACC=byacc
1361 break
1362 fi
1363 if test -f $dir/yacc; then
1364 YACC=yacc
1365 break
1366 fi
1367 done
1368 IFS="$save_ifs"
1369 if test -z "${YACC}" ; then
1370 YACC="bison -y"
1371 fi
1372 fi
1374 if test -z "${LEX}" ; then
1375 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1376 for dir in $PATH; do
1377 test -z "$dir" && dir=.
1378 if test -f $dir/flex; then
1379 LEX=flex
1380 break
1381 fi
1382 if test -f $dir/lex; then
1383 LEX=lex
1384 break
1385 fi
1386 done
1387 IFS="$save_ifs"
1388 LEX=${LEX-flex}
1389 fi
1391 else
1392 # Set reasonable default values for some tools even if not Canadian.
1393 # Of course, these are different reasonable default values, originally
1394 # specified directly in the Makefile.
1395 # We don't export, so that autoconf can do its job.
1396 # Note that all these settings are above the fragment inclusion point
1397 # in Makefile.in, so can still be overridden by fragments.
1398 # This is all going to change when we autoconfiscate...
1400 BISON="\$(USUAL_BISON)"
1401 CC_FOR_BUILD="\$(CC)"
1402 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1403 BUILD_PREFIX=
1404 BUILD_PREFIX_1=loser-
1405 MAKEINFO="\$(USUAL_MAKEINFO)"
1406 LEX="\$(USUAL_LEX)"
1407 YACC="\$(USUAL_YACC)"
1409 # If CC is still not set, try to get gcc.
1410 cc_prog_is_gcc=
1411 if test -z "${CC}" ; then
1412 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1413 for dir in $PATH; do
1414 test -z "$dir" && dir=.
1415 if test -f $dir/gcc; then
1416 CC="gcc"
1417 cc_prog_is_gcc=yes
1418 echo 'void f(){}' > conftest.c
1419 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1420 CFLAGS=${CFLAGS-"-g -O2"}
1421 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1422 else
1423 CFLAGS=${CFLAGS-"-O2"}
1424 CXXFLAGS=${CXXFLAGS-"-O2"}
1425 fi
1426 rm -f conftest*
1427 break
1428 fi
1429 done
1430 IFS="$save_ifs"
1431 CC=${CC-cc}
1432 else
1433 # Determine if we are using gcc.
1434 cat > conftest.c <<EOF
1435 #ifdef __GNUC__
1436 yes;
1437 #endif
1438 EOF
1439 if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
1440 cc_prog_is_gcc=yes
1441 fi
1442 rm -f conftest.c
1443 if test -z "${CFLAGS}"; then
1444 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1445 # is set to a version of gcc.
1446 if test "$cc_prog_is_gcc" = yes; then
1447 echo 'void f(){}' > conftest.c
1448 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1449 CFLAGS=${CFLAGS-"-g -O2"}
1450 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1451 else
1452 CFLAGS=${CFLAGS-"-O2"}
1453 CXXFLAGS=${CXXFLAGS-"-O2"}
1454 fi
1455 rm -f conftest*
1456 fi
1457 fi
1458 fi
1460 # We must set the default linker to the linker used by gcc for the correct
1461 # operation of libtool. If LD is not defined and we are using gcc, try to
1462 # set the LD default to the ld used by gcc.
1463 if test -z "$LD"; then
1464 if test "$cc_prog_is_gcc" = yes; then
1465 case $build in
1466 *-*-mingw*)
1467 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1468 *)
1469 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1470 esac
1471 case $gcc_prog_ld in
1472 # Accept absolute paths.
1473 [[\\/]* | [A-Za-z]:[\\/]*)]
1474 LD="$gcc_prog_ld" ;;
1475 esac
1476 fi
1477 fi
1479 CXX=${CXX-"c++"}
1480 CFLAGS=${CFLAGS-"-g"}
1481 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1482 fi
1484 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1485 # Set up the list of links to be made.
1486 # ${links} is the list of link names, and ${files} is the list of names to link to.
1488 # Make the links.
1489 configlinks="${links}"
1490 if test -r ./config.status ; then
1491 mv -f ./config.status ./config.back
1492 fi
1493 while test -n "${files}" ; do
1494 # set file to car of files, files to cdr of files
1495 set ${files}; file=$1; shift; files=$*
1496 set ${links}; link=$1; shift; links=$*
1498 if test ! -r ${srcdir}/${file} ; then
1499 if test ! -r ${file} ; then
1500 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1501 echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1502 exit 1
1503 else
1504 srcfile=${file}
1505 fi
1506 else
1507 srcfile=${srcdir}/${file}
1508 fi
1510 ${remove} -f ${link}
1511 # Make a symlink if possible, otherwise try a hard link
1512 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1513 true
1514 else
1515 # We need to re-remove the file because Lynx leaves a
1516 # very strange directory there when it fails an NFS symlink.
1517 ${remove} -r -f ${link}
1518 ${hard_link} ${srcfile} ${link}
1519 fi
1520 if test ! -r ${link} ; then
1521 echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1522 exit 1
1523 fi
1525 echo "Linked \"${link}\" to \"${srcfile}\"."
1526 done
1528 # Create a .gdbinit file which runs the one in srcdir
1529 # and tells GDB to look there for source files.
1531 if test -r ${srcdir}/.gdbinit ; then
1532 case ${srcdir} in
1533 .) ;;
1534 *) cat > ./.gdbinit <<EOF
1535 # ${NO_EDIT}
1536 dir ${srcdir}
1537 dir .
1538 source ${srcdir}/.gdbinit
1539 EOF
1540 ;;
1541 esac
1542 fi
1544 # Make sure that the compiler is able to generate an executable. If it
1545 # can't, we are probably in trouble. We don't care whether we can run the
1546 # executable--we might be using a cross compiler--we only care whether it
1547 # can be created. At this point the main configure script has set CC.
1548 we_are_ok=no
1549 echo "int main () { return 0; }" > conftest.c
1550 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1551 if test $? = 0 ; then
1552 if test -s conftest || test -s conftest.exe ; then
1553 we_are_ok=yes
1554 fi
1555 fi
1556 case $we_are_ok in
1557 no)
1558 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1559 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1560 rm -f conftest*
1561 exit 1
1562 ;;
1563 esac
1564 rm -f conftest*
1566 # The Solaris /usr/ucb/cc compiler does not appear to work.
1567 case "${host}" in
1568 sparc-sun-solaris2*)
1569 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1570 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1571 could_use=
1572 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1573 if test -d /opt/cygnus/bin ; then
1574 if test "$could_use" = "" ; then
1575 could_use="/opt/cygnus/bin"
1576 else
1577 could_use="$could_use or /opt/cygnus/bin"
1578 fi
1579 fi
1580 if test "$could_use" = "" ; then
1581 echo "Warning: compilation may fail because you're using"
1582 echo "/usr/ucb/cc. You should change your PATH or CC "
1583 echo "variable and rerun configure."
1584 else
1585 echo "Warning: compilation may fail because you're using"
1586 echo "/usr/ucb/cc, when you should use the C compiler from"
1587 echo "$could_use. You should change your"
1588 echo "PATH or CC variable and rerun configure."
1589 fi
1590 fi
1591 ;;
1592 esac
1594 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1595 # binutils tools will find libbfd.so.
1596 case "${enable_shared}" in
1597 no | "") SET_LIB_PATH= ;;
1598 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1599 esac
1601 case "${host}" in
1602 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1603 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1604 esac
1606 # Record target_configdirs and the configure arguments for target and
1607 # build configuration in Makefile.
1608 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1610 # This is the final value for target_configdirs. configdirs already
1611 # has its final value. It's time to create some lists of valid targets.
1613 # While at that, we remove Makefiles if we were started for recursive
1614 # configuration, such that the top-level Makefile reconfigures them,
1615 # like we used to do when configure itself was recursive.
1617 all_build_modules=
1618 configure_build_modules=
1619 # Only make build modules if build != host.
1620 # This should be done more generally, but at the moment it doesn't matter.
1621 if test ${host_alias} != ${build_alias} ; then
1622 for module in libiberty ; do
1623 all_build_modules=all-build-${module}
1624 configure_build_modules=configure-build-${module}
1625 if test -z "${no_recursion}" \
1626 && test -f ${build_subdir}/${module}/Makefile; then
1627 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1628 rm -f ${build_subdir}/${module}/Makefile
1629 fi
1630 done
1631 fi
1633 all_host_modules=
1634 check_host_modules=
1635 install_host_modules=
1636 configure_host_modules=
1637 for module in ${configdirs} ; do
1638 all_host_modules="${all_host_modules} all-${module}"
1639 check_host_modules="${check_host_modules} check-${module}"
1640 install_host_modules="${install_host_modules} install-${module}"
1641 configure_host_modules="${configure_host_modules} configure-${module}"
1642 if test -z "${no_recursion}" \
1643 && test -f ${module}/Makefile; then
1644 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1645 rm -f ${module}/Makefile
1646 fi
1647 done
1648 install_host_modules_nogcc=`echo "${install_host_modules}" | sed -e 's/install-gcc//g'`
1650 all_target_modules=
1651 check_target_modules=
1652 install_target_modules=
1653 configure_target_modules=
1654 for module in ${target_configdirs} ; do
1655 all_target_modules="${all_target_modules} all-target-${module}"
1656 check_target_modules="${check_target_modules} check-target-${module}"
1657 install_target_modules="${install_target_modules} install-target-${module}"
1658 configure_target_modules="${configure_target_modules} configure-target-${module}"
1659 if test -z "${no_recursion}" \
1660 && test -f ${target_subdir}/${module}/Makefile; then
1661 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1662 rm -f ${target_subdir}/${module}/Makefile
1663 fi
1664 done
1666 # Determine whether gdb needs tk/tcl or not.
1667 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1668 # and in that case we want gdb to be built without tk. Ugh!
1669 # In fact I believe gdb is the *only* package directly dependent on tk,
1670 # so we should be able to put the 'maybe's in unconditionally and
1671 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1672 # 100% sure that that's safe though.
1674 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1675 case "$enable_gdbtk" in
1676 no)
1677 GDB_TK="" ;;
1678 yes)
1679 GDB_TK="${gdb_tk}" ;;
1680 *)
1681 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1682 # distro. Eventually someone will fix this and move Insight, nee
1683 # gdbtk to a separate directory.
1684 if test -d ${srcdir}/gdb/gdbtk ; then
1685 GDB_TK="${gdb_tk}"
1686 else
1687 GDB_TK=""
1688 fi
1689 ;;
1690 esac
1692 # Create the 'maybe dependencies'. This uses a temporary file.
1693 rm -f maybedep.tmp
1694 echo '# maybedep.tmp' > maybedep.tmp
1695 for item in ${all_build_modules} ${all_host_modules} ${all_target_modules} \
1696 ${install_host_modules} ${install_target_modules} \
1697 ${configure_build_modules} ${configure_host_modules} ${configure_target_modules} \
1698 ; do
1699 echo "maybe-${item}: ${item}" >> maybedep.tmp
1700 done
1701 maybe_dependencies=maybedep.tmp
1702 AC_SUBST_FILE(maybe_dependencies)
1704 # Create the serialization dependencies. This uses a temporary file.
1706 AC_ARG_ENABLE([serial-configure],
1707 [ --disable-serial-[{host,target,build}-]configure
1708 Don't force sequential configuration of
1709 sub-packages for the host, target or build
1710 machine, or of any sub-packages at all])
1712 # These force 'configure's to be done one at a time, to avoid problems
1713 # with contention over a shared config.cache.
1714 rm -f serdep.tmp
1715 echo '# serdep.tmp' > serdep.tmp
1716 olditem=
1717 test "x${enable_serial_configure}" = xno ||
1718 test "x${enable_serial_build_configure}" = xno ||
1719 for item in ${build_configdirs} ; do
1720 case ${olditem} in
1721 "") ;;
1722 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1723 esac
1724 olditem=${item}
1725 done
1726 olditem=
1727 test "x${enable_serial_configure}" = xno ||
1728 test "x${enable_serial_host_configure}" = xno ||
1729 for item in ${configdirs} ; do
1730 case ${olditem} in
1731 "") ;;
1732 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1733 esac
1734 olditem=${item}
1735 done
1736 olditem=
1737 test "x${enable_serial_configure}" = xno ||
1738 test "x${enable_serial_target_configure}" = xno ||
1739 for item in ${target_configdirs} ; do
1740 case ${olditem} in
1741 "") ;;
1742 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1743 esac
1744 olditem=${item}
1745 done
1746 serialization_dependencies=serdep.tmp
1747 AC_SUBST_FILE(serialization_dependencies)
1749 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1750 # target and nonopt. These are the ones we might not want to pass
1751 # down to subconfigures.
1752 baseargs=`echo " ${ac_configure_args} " | \
1753 sed -e 's/ --no[[^ ]]* / /' \
1754 -e 's/ --c[[a-z-]]*[[= ]][[^ ]]* / /' \
1755 -e 's/ --sr[[a-z-]]*[[= ]][[^ ]]* / /' \
1756 -e 's/ --ho[[a-z-]]*[[= ]][[^ ]]* / /' \
1757 -e 's/ --bu[[a-z-]]*[[= ]][[^ ]]* / /' \
1758 -e 's/ --t[[a-z-]]*[[= ]][[^ ]]* / /' \
1759 -e 's/ -cache-file[[= ]][[^ ]]* / /' \
1760 -e 's/ -srcdir[[= ]][[^ ]]* / /' \
1761 -e 's/ -host[[= ]][[^ ]]* / /' \
1762 -e 's/ -build[[= ]][[^ ]]* / /' \
1763 -e 's/ -target[[= ]][[^ ]]* / /' \
1764 -e 's/ [[^ -][^ ]*] / /' \
1765 -e 's/^ *//;s/ *$//'`
1767 # For the build-side libraries, we just need to pretend we're native,
1768 # and not use the same cache file. Multilibs are neither needed nor
1769 # desired.
1770 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1772 # For host modules, accept cache file option, or specification as blank.
1773 case "${cache_file}" in
1774 "") # empty
1775 cache_file_option="" ;;
1776 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1777 cache_file_option="--cache-file=${cache_file}" ;;
1778 *) # relative path
1779 cache_file_option="--cache-file=../${cache_file}" ;;
1780 esac
1782 host_configargs="${cache_file_option} --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1784 target_configargs=${baseargs}
1786 # Passing a --with-cross-host argument lets the target libraries know
1787 # whether they are being built with a cross-compiler or being built
1788 # native. However, it would be better to use other mechanisms to make the
1789 # sorts of decisions they want to make on this basis. Please consider
1790 # this option to be deprecated. FIXME.
1791 if test x${is_cross_compiler} = xyes ; then
1792 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1793 fi
1795 # Default to --enable-multilib.
1796 if test x${enable_multilib} = x ; then
1797 target_configargs="--enable-multilib ${target_configargs}"
1798 fi
1800 # Pass --with-newlib if appropriate. Note that target_configdirs has
1801 # changed from the earlier setting of with_newlib.
1802 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1803 target_configargs="--with-newlib ${target_configargs}"
1804 fi
1806 # Pass the appropriate --host, --build, and --cache-file arguments.
1807 target_configargs="--cache-file=../config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1809 # provide a proper gxx_include_dir.
1810 # Note, if you change the default, make sure to fix both here and in
1811 # the gcc and libstdc++-v3 subdirectories.
1812 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1813 case "${with_gxx_include_dir}" in
1814 yes)
1815 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1816 ;;
1817 no | "")
1818 case "${enable_version_specific_runtime_libs}" in
1819 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1820 *)
1821 . ${srcdir}/config.if
1822 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1823 esac ;;
1824 *) gxx_include_dir=${with_gxx_include_dir} ;;
1825 esac
1827 FLAGS_FOR_TARGET=
1828 case " $target_configdirs " in
1829 *" newlib "*)
1830 case " $target_configargs " in
1831 *" --with-newlib "*)
1832 case "$target" in
1833 *-cygwin*)
1834 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' ;;
1835 esac
1837 # If we're not building GCC, don't discard standard headers.
1838 if test -d ${srcdir}/gcc; then
1839 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1841 if test "${build}" != "${host}"; then
1842 # On Canadian crosses, CC_FOR_TARGET will have already been set
1843 # by `configure', so we won't have an opportunity to add -Bgcc/
1844 # to it. This is right: we don't want to search that directory
1845 # for binaries, but we want the header files in there, so add
1846 # them explicitly.
1847 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1849 # Someone might think of using the pre-installed headers on
1850 # Canadian crosses, in case the installed compiler is not fully
1851 # compatible with the compiler being built. In this case, it
1852 # would be better to flag an error than risking having
1853 # incompatible object files being constructed. We can't
1854 # guarantee that an error will be flagged, but let's hope the
1855 # compiler will do it, when presented with incompatible header
1856 # files.
1857 fi
1858 fi
1860 case "${target}-${is_cross_compiler}" in
1861 i[[3456]]86-*-linux*-no)
1862 # Here host == target, so we don't need to build gcc,
1863 # so we don't want to discard standard headers.
1864 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1865 ;;
1866 *)
1867 # If we're building newlib, use its generic headers last, but search
1868 # for any libc-related directories first (so make it the last -B
1869 # switch).
1870 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1871 ;;
1872 esac
1873 ;;
1874 esac
1875 ;;
1876 esac
1878 # On Canadian crosses, we'll be searching the right directories for
1879 # the previously-installed cross compiler, so don't bother to add
1880 # flags for directories within the install tree of the compiler
1881 # being built; programs in there won't even run.
1882 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1883 # Search for pre-installed headers if nothing else fits.
1884 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
1885 fi
1887 if test "x${use_gnu_ld}" = x &&
1888 echo " ${configdirs} " | grep " ld " > /dev/null ; then
1889 # Arrange for us to find uninstalled linker scripts.
1890 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1891 fi
1893 if test "x${CC_FOR_TARGET+set}" = xset; then
1894 :
1895 elif test -d ${srcdir}/gcc; then
1896 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1897 elif test "$host" = "$target"; then
1898 CC_FOR_TARGET='$(CC)'
1899 else
1900 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1901 fi
1902 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1904 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1905 :
1906 elif test -d ${srcdir}/gcc; then
1907 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1908 elif test "$host" = "$target"; then
1909 GCJ_FOR_TARGET='gcj'
1910 else
1911 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1912 fi
1913 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1915 # Don't use libstdc++-v3's flags to configure/build itself.
1916 libstdcxx_flags='`test ! -f $$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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1917 raw_libstdcxx_flags=' -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1919 if test "x${CXX_FOR_TARGET+set}" = xset; then
1920 :
1921 elif test -d ${srcdir}/gcc; then
1922 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
1923 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
1924 # default whereas gcc does not.
1925 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
1926 # all other cases.
1927 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
1928 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
1929 elif test "$host" = "$target"; then
1930 CXX_FOR_TARGET='$(CXX)'
1931 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1932 else
1933 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
1934 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1935 fi
1936 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1937 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1939 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1940 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1942 # We want to defer the evaluation of `cmd`s and shell variables in
1943 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
1944 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
1945 # quotes, but we still have to duplicate `$'s so that shell variables
1946 # can be expanded by the nested make as shell variables, not as make
1947 # macros.
1948 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1949 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1951 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
1952 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
1953 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
1954 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
1955 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
1956 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
1957 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
1959 # Makefile fragments.
1960 host_makefile_frag=${srcdir}/${host_makefile_frag}
1961 target_makefile_frag=${srcdir}/${target_makefile_frag}
1962 alphaieee_frag=${srcdir}/${alphaieee_frag}
1963 ospace_frag=${srcdir}/${ospace_frag}
1964 AC_SUBST_FILE(host_makefile_frag)
1965 AC_SUBST_FILE(target_makefile_frag)
1966 AC_SUBST_FILE(alphaieee_frag)
1967 AC_SUBST_FILE(ospace_frag)
1969 # Miscellanea: directories, flags, etc.
1970 AC_SUBST(SET_LIB_PATH)
1971 AC_SUBST(RPATH_ENVVAR)
1972 AC_SUBST(BUILD_PREFIX)
1973 AC_SUBST(BUILD_PREFIX_1)
1974 AC_SUBST(configlinks)
1975 AC_SUBST(gcc_version_trigger)
1976 AC_SUBST(gcc_version)
1977 AC_SUBST(tooldir)
1978 AC_SUBST(build_tooldir)
1979 AC_SUBST(GDB_TK)
1980 AC_SUBST(gxx_include_dir)
1981 AC_SUBST(libstdcxx_incdir)
1983 # Build module lists & subconfigure args.
1984 AC_SUBST(build_subdir)
1985 AC_SUBST(build_configargs)
1986 AC_SUBST(configure_build_modules)
1987 AC_SUBST(all_build_modules)
1989 # Host module lists & subconfigure args.
1990 AC_SUBST(host_configargs)
1991 AC_SUBST(configdirs)
1992 AC_SUBST(configure_host_modules)
1993 AC_SUBST(all_host_modules)
1994 AC_SUBST(check_host_modules)
1995 AC_SUBST(install_host_modules)
1996 AC_SUBST(install_host_modules_nogcc)
1998 # Target module lists & subconfigure args.
1999 AC_SUBST(target_subdir)
2000 AC_SUBST(target_configargs)
2001 AC_SUBST(target_configdirs)
2002 AC_SUBST(configure_target_modules)
2003 AC_SUBST(all_target_modules)
2004 AC_SUBST(check_target_modules)
2005 AC_SUBST(install_target_modules)
2007 # Build tools.
2008 AC_SUBST(BISON)
2009 AC_SUBST(CC_FOR_BUILD)
2010 AC_SUBST(LEX)
2011 AC_SUBST(MAKEINFO)
2012 AC_SUBST(YACC)
2013 AC_SUBST(config_shell)
2015 # Host tools.
2016 NCN_STRICT_CHECK_TOOL(AR, ar)
2017 NCN_STRICT_CHECK_TOOL(AS, as)
2018 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2019 NCN_STRICT_CHECK_TOOL(LD, ld)
2020 NCN_STRICT_CHECK_TOOL(NM, nm)
2021 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2022 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2023 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2024 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2025 AC_SUBST(CC)
2026 AC_SUBST(CXX)
2027 AC_SUBST(CFLAGS)
2028 AC_SUBST(CXXFLAGS)
2029 AC_SUBST(DEFAULT_YACC)
2030 AC_SUBST(DEFAULT_LEX)
2031 AC_SUBST(DEFAULT_M4)
2033 # Target tools.
2034 NCN_STRICT_CHECK_TARGET_TOOL(AR_FOR_TARGET, ar)
2035 NCN_STRICT_CHECK_TARGET_TOOL(AS_FOR_TARGET, as)
2036 NCN_STRICT_CHECK_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2037 NCN_STRICT_CHECK_TARGET_TOOL(LD_FOR_TARGET, ld)
2038 NCN_STRICT_CHECK_TARGET_TOOL(NM_FOR_TARGET, nm)
2039 NCN_STRICT_CHECK_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2040 NCN_STRICT_CHECK_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2042 AC_SUBST(GCC_FOR_TARGET)
2043 AC_SUBST(FLAGS_FOR_TARGET)
2044 AC_SUBST(CC_FOR_TARGET)
2045 AC_SUBST(GCJ_FOR_TARGET)
2046 AC_SUBST(CXX_FOR_TARGET)
2047 AC_SUBST(RAW_CXX_FOR_TARGET)
2048 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2049 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2051 # Fix up target tools.
2052 if test "x${build}" = "x${host}" ; then
2053 # In this case, the newly built tools can and should be used,
2054 # so we override the results of the autoconf tests.
2055 # This should really only happen when the tools are actually being built,
2056 # but that's a further refinement. The new build scheme, where
2057 # tools are built into a structure paralleling where they're installed,
2058 # should also eliminate all of this cleanly.
2059 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2060 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2061 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2062 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2063 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2064 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2065 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2066 fi
2067 # Certain tools may need extra flags.
2068 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2069 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2070 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2072 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2073 AC_ARG_ENABLE(maintainer-mode,
2074 [ --enable-maintainer-mode enable make rules and dependencies not useful
2075 (and sometimes confusing) to the casual installer],
2076 USE_MAINTAINER_MODE=$enableval,
2077 USE_MAINTAINER_MODE=no)
2078 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2079 AC_SUBST(MAINTAINER_MODE_TRUE)
2080 AC_SUBST(MAINTAINER_MODE_FALSE)
2081 if test "$USE_MAINTAINER_MODE" = yes; then
2082 MAINTAINER_MODE_TRUE=
2083 MAINTAINER_MODE_FALSE='#'
2084 else
2085 MAINTAINER_MODE_TRUE='#'
2086 MAINTAINER_MODE_FALSE=
2087 fi
2088 MAINT=$MAINTAINER_MODE_TRUE
2089 AC_SUBST(MAINT)dnl
2091 AC_OUTPUT(Makefile)