| blob | bdc08b289a7a001d3117d4c212aee18711f85bce |
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 # Only make build modules if build != host.
168 # This should be done more generally, but at the moment it doesn't matter.
169 if test ${host_alias} != ${build_alias} ; then
170 # This is the only build module.
171 build_modules=libiberty
172 else
173 build_modules=
174 fi
177 ################################################################################
179 srcname="gnu development package"
181 # This gets set non-empty for some net releases of packages.
182 appdirs=""
184 # Define is_cross_compiler to save on calls to 'test'.
185 is_cross_compiler=
186 if test x"${host}" = x"${target}" ; then
187 is_cross_compiler=no
188 else
189 is_cross_compiler=yes
190 fi
192 # Find the build and target subdirs.
193 GCC_TOPLEV_SUBDIRS
195 if test ! -d ${target_subdir} ; then
196 if mkdir ${target_subdir} ; then true
197 else
198 echo "'*** could not make ${PWD=`${PWDCMD-pwd}`}/${target_subdir}" 1>&2
199 exit 1
200 fi
201 fi
203 if test x"${build_alias}" != x"${host}" ; then
204 if test ! -d ${build_subdir} ; then
205 if mkdir ${build_subdir} ; then true
206 else
207 echo "'*** could not make ${PWD=`${PWDCMD-pwd}`}/${build_subdir}" 1>&2
208 exit 1
209 fi
210 fi
211 fi
213 # Skipdirs are removed silently.
214 skipdirs=
215 # Noconfigdirs are removed loudly.
216 noconfigdirs=""
218 use_gnu_ld=
219 # Make sure we don't let GNU ld be added if we didn't want it.
220 if test x$with_gnu_ld = xno ; then
221 use_gnu_ld=no
222 noconfigdirs="$noconfigdirs ld"
223 fi
225 use_gnu_as=
226 # Make sure we don't let GNU as be added if we didn't want it.
227 if test x$with_gnu_as = xno ; then
228 use_gnu_as=no
229 noconfigdirs="$noconfigdirs gas"
230 fi
232 # some tools are so dependent upon X11 that if we're not building with X,
233 # it's not even worth trying to configure, much less build, that tool.
235 case ${with_x} in
236 yes | "") ;; # the default value for this tree is that X11 is available
237 no)
238 skipdirs="${skipdirs} tk tix itcl libgui"
239 # We won't be able to build gdbtk without X.
240 enable_gdbtk=no
241 ;;
242 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
243 esac
245 # Some tools are only suitable for building in a "native" situation.
246 # Remove these if host!=target.
247 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"
249 # Similarly, some are only suitable for cross toolchains.
250 # Remove these if host=target.
251 cross_only="target-libgloss target-newlib target-opcodes"
253 case $is_cross_compiler in
254 no) skipdirs="${skipdirs} ${cross_only}" ;;
255 yes) skipdirs="${skipdirs} ${native_only}" ;;
256 esac
258 # If both --with-headers and --with-libs are specified, default to
259 # --without-newlib.
260 if test x"${with_headers}" != x && test x"${with_libs}" != x ; then
261 if test x"${with_newlib}" = x ; then
262 with_newlib=no
263 fi
264 fi
266 # Recognize --with-newlib/--without-newlib.
267 case ${with_newlib} in
268 no) skipdirs="${skipdirs} target-newlib" ;;
269 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
270 esac
272 # Configure extra directories which are host specific
274 case "${host}" in
275 *-cygwin*)
276 configdirs="$configdirs libtermcap" ;;
277 esac
279 # Remove more programs from consideration, based on the host or
280 # target this usually means that a port of the program doesn't
281 # exist yet.
283 case "${host}" in
284 hppa*64*-*-*)
285 noconfigdirs="$noconfigdirs byacc"
286 ;;
287 i[[3456789]]86-*-vsta)
288 noconfigdirs="tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext"
289 ;;
290 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
291 noconfigdirs="tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi"
292 ;;
293 i[[3456789]]86-*-mingw32*)
294 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv"
295 noconfigdirs="expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
296 ;;
297 i[[3456789]]86-*-beos*)
298 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
299 ;;
300 *-*-cygwin*)
301 noconfigdirs="autoconf automake send-pr rcs guile perl"
302 ;;
303 *-*-netbsd*)
304 noconfigdirs="rcs"
305 ;;
306 ppc*-*-pe)
307 noconfigdirs="patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv"
308 ;;
309 powerpc-*-beos*)
310 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
311 ;;
312 *-*-darwin*)
313 noconfigdirs="$noconfigdirs tk itcl tix libgui"
314 ;;
315 esac
317 # Save it here so that, even in case of --enable-libgcj, if the Java
318 # front-end isn't enabled, we still get libgcj disabled.
319 libgcj_saved=$libgcj
320 case $enable_libgcj in
321 yes)
322 # If we reset it here, it won't get added to noconfigdirs in the
323 # target-specific build rules, so it will be forcibly enabled
324 # (unless the Java language itself isn't enabled).
325 libgcj=
326 ;;
327 no)
328 # Make sure we get it printed in the list of not supported target libs.
329 noconfigdirs="$noconfigdirs ${libgcj}"
330 ;;
331 esac
333 case "${target}" in
334 *-*-chorusos)
335 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
336 ;;
337 *-*-darwin*)
338 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
339 noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
340 ;;
341 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
342 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
343 ;;
344 *-*-kaos*)
345 # Remove unsupported stuff on all kaOS configurations.
346 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-libf2c target-librx"
347 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
348 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
349 noconfigdirs="$noconfigdirs target-libgloss"
350 ;;
351 *-*-netbsd*)
352 # Skip some stuff on all NetBSD configurations.
353 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
355 # Skip some stuff that's unsupported on some NetBSD configurations.
356 case "${target}" in
357 i*86-*-netbsdelf*) ;;
358 arm*-*-netbsdelf*) ;;
359 *)
360 noconfigdirs="$noconfigdirs ${libgcj}"
361 ;;
362 esac
363 ;;
364 *-*-netware)
365 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
366 ;;
367 *-*-rtems*)
368 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
369 case ${target} in
370 h8300*-*-* | h8500-*-*)
371 noconfigdirs="$noconfigdirs target-libf2c"
372 ;;
373 *) ;;
374 esac
375 ;;
376 *-*-vxworks*)
377 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
378 ;;
379 alpha*-dec-osf*)
380 # ld works, but does not support shared libraries.
381 # newlib is not 64 bit ready. I'm not sure about fileutils.
382 # gas doesn't generate exception information.
383 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
384 ;;
385 alpha*-*-*vms*)
386 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
387 ;;
388 alpha*-*-linux*)
389 # newlib is not 64 bit ready
390 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
391 ;;
392 alpha*-*-freebsd*)
393 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
394 ;;
395 alpha*-*-*)
396 # newlib is not 64 bit ready
397 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
398 ;;
399 sh-*-linux*)
400 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
401 ;;
402 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
403 noconfigdirs="$noconfigdirs ${libgcj}"
404 noconfigdirs="$noconfigdirs target-examples"
405 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
406 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
407 noconfigdirs="$noconfigdirs expect dejagnu"
408 # the C++ libraries don't build on top of CE's C libraries
409 noconfigdirs="$noconfigdirs target-libstdc++-v3"
410 noconfigdirs="$noconfigdirs target-newlib"
411 case "${host}" in
412 *-*-cygwin*) ;; # keep gdb and readline
413 *) noconfigdirs="$noconfigdirs gdb readline"
414 ;;
415 esac
416 ;;
417 arc-*-*)
418 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
419 ;;
420 arm-*-coff | strongarm-*-coff | xscale-*-coff)
421 noconfigdirs="$noconfigdirs ${libgcj}"
422 ;;
423 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
424 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
425 ;;
426 arm-*-pe*)
427 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
428 ;;
429 arm-*-oabi*)
430 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
431 ;;
432 thumb-*-coff)
433 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
434 ;;
435 thumb-*-elf)
436 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
437 ;;
438 thumb-*-oabi)
439 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
440 ;;
441 thumb-*-pe)
442 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
443 ;;
444 arm-*-riscix*)
445 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
446 ;;
447 avr-*-*)
448 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
449 ;;
450 c4x-*-* | tic4x-*-*)
451 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
452 ;;
453 c54x*-*-* | tic54x-*-*)
454 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
455 ;;
456 cris-*-*)
457 noconfigdirs="$noconfigdirs ${libgcj}"
458 ;;
459 d10v-*-*)
460 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
461 ;;
462 d30v-*-*)
463 noconfigdirs="$noconfigdirs ${libgcj}"
464 ;;
465 fr30-*-elf*)
466 noconfigdirs="$noconfigdirs ${libgcj}"
467 ;;
468 frv-*-*)
469 noconfigdirs="$noconfigdirs ${libgcj}"
470 ;;
471 h8300*-*-*)
472 noconfigdirs="$noconfigdirs target-libgloss"
473 ;;
474 h8500-*-*)
475 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} target-libf2c"
476 ;;
477 hppa*64*-*-linux* | parisc*64*-*-linux*)
478 # In this case, it's because the hppa64-linux target is for
479 # the kernel only at this point and has no libc, and thus no
480 # headers, crt*.o, etc., all of which are needed by these.
481 noconfigdirs="$noconfigdirs target-zlib"
482 ;;
483 hppa*-*-*elf* | \
484 parisc*-*-linux* | hppa*-*-linux* | \
485 hppa*-*-lites* | \
486 hppa*-*-openbsd* | \
487 hppa*64*-*-*)
488 noconfigdirs="$noconfigdirs ${libgcj}"
489 # Do configure ld/binutils/gas for this case.
490 ;;
491 hppa*-*-*)
492 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
493 # build on HP-UX 10.20.
494 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
495 ;;
496 ia64*-*-elf*)
497 # No gdb support yet.
498 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
499 ;;
500 ia64*-**-hpux*)
501 # No gdb or ld support yet.
502 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb ld"
503 ;;
504 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
505 noconfigdirs="$noconfigdirs ${libgcj}"
506 ;;
507 i[[3456789]]86-*-freebsd*)
508 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
509 ;;
510 i[[3456789]]86-*-linux*)
511 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
512 # not build java stuff by default.
513 case "${target}" in
514 *-*-*libc1*)
515 noconfigdirs="$noconfigdirs ${libgcj}";;
516 esac
518 # This section makes it possible to build newlib natively on linux.
519 # If we are using a cross compiler then don't configure newlib.
520 if test x${is_cross_compiler} != xno ; then
521 noconfigdirs="$noconfigdirs target-newlib"
522 fi
523 noconfigdirs="$noconfigdirs target-libgloss"
524 # If we are not using a cross compiler, do configure newlib.
525 # Note however, that newlib will only be configured in this situation
526 # if the --with-newlib option has been given, because otherwise
527 # 'target-newlib' will appear in skipdirs.
528 ;;
529 i[[3456789]]86-*-mingw32*)
530 target_configdirs="$target_configdirs target-mingw"
531 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
533 # Can't build gdb for mingw32 if not native.
534 case "${host}" in
535 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
536 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
537 ;;
538 esac
539 ;;
540 *-*-cygwin*)
541 target_configdirs="$target_configdirs target-libtermcap target-winsup"
542 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
543 # always build newlib.
544 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
546 # Can't build gdb for Cygwin if not native.
547 case "${host}" in
548 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
549 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
550 ;;
551 esac
552 ;;
553 i[[3456789]]86-*-pe)
554 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
555 ;;
556 i[[3456789]]86-*-sco3.2v5*)
557 # The linker does not yet know about weak symbols in COFF,
558 # and is not configured to handle mixed ELF and COFF.
559 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
560 ;;
561 i[[3456789]]86-*-sco*)
562 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
563 ;;
564 i[[3456789]]86-*-solaris2*)
565 noconfigdirs="$noconfigdirs target-libgloss"
566 ;;
567 i[[3456789]]86-*-sysv4*)
568 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
569 ;;
570 i[[3456789]]86-*-beos*)
571 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
572 ;;
573 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
574 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
575 ;;
576 m68k-*-elf*)
577 noconfigdirs="$noconfigdirs ${libgcj}"
578 ;;
579 m68k-*-coff*)
580 noconfigdirs="$noconfigdirs ${libgcj}"
581 ;;
582 mcore-*-pe*)
583 # The EPOC C++ environment does not support exceptions or rtti,
584 # and so building libstdc++-v3 tends not to always work.
585 noconfigdirs="$noconfigdirs target-libstdc++-v3"
586 ;;
587 mmix-*-*)
588 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
589 ;;
590 mn10200-*-*)
591 noconfigdirs="$noconfigdirs ${libgcj}"
592 ;;
593 mn10300-*-*)
594 noconfigdirs="$noconfigdirs ${libgcj}"
595 ;;
596 powerpc-*-aix*)
597 # copied from rs6000-*-* entry
598 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
599 ;;
600 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
601 target_configdirs="$target_configdirs target-winsup"
602 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
603 # always build newlib.
604 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
605 ;;
606 # This is temporary until we can link against shared libraries
607 powerpcle-*-solaris*)
608 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
609 ;;
610 powerpc-*-beos*)
611 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
612 ;;
613 powerpc-*-eabi)
614 noconfigdirs="$noconfigdirs ${libgcj}"
615 ;;
616 rs6000-*-lynxos*)
617 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
618 ;;
619 rs6000-*-aix*)
620 noconfigdirs="$noconfigdirs gprof ${libgcj}"
621 ;;
622 rs6000-*-*)
623 noconfigdirs="$noconfigdirs gprof ${libgcj}"
624 ;;
625 m68k-apollo-*)
626 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
627 ;;
628 mips*-*-irix5*)
629 # The GNU linker does not support shared libraries.
630 noconfigdirs="$noconfigdirs ld gprof target-libgloss ${libgcj}"
631 ;;
632 mips*-*-irix6*)
633 # Linking libjava exceeds command-line length limits on at least
634 # IRIX 6.2, but not on IRIX 6.5.
635 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
636 # <oldham@codesourcery.com>
637 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
638 ;;
639 mips*-dec-bsd*)
640 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
641 ;;
642 mips*-*-bsd*)
643 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
644 ;;
645 mipstx39-*-*)
646 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
647 ;;
648 mips*-*-linux*)
649 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
650 ;;
651 mips*-*-*)
652 noconfigdirs="$noconfigdirs gprof ${libgcj}"
653 ;;
654 romp-*-*)
655 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
656 ;;
657 sh-*-*)
658 case "${host}" in
659 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
660 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
661 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
662 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
663 esac
664 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
665 ;;
666 sh64-*-*)
667 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
668 ;;
669 sparc-*-elf*)
670 noconfigdirs="$noconfigdirs ${libgcj}"
671 ;;
672 sparc64-*-elf*)
673 noconfigdirs="$noconfigdirs ${libgcj}"
674 ;;
675 sparclite-*-*)
676 noconfigdirs="$noconfigdirs ${libgcj}"
677 ;;
678 sparc-*-sunos4*)
679 noconfigdirs="$noconfigdirs ${libgcj}"
680 if test x${is_cross_compiler} != xno ; then
681 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
682 else
683 use_gnu_ld=no
684 fi
685 ;;
686 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
687 ;;
688 v810-*-*)
689 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
690 ;;
691 v850-*-*)
692 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
693 ;;
694 v850e-*-*)
695 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
696 ;;
697 v850ea-*-*)
698 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
699 ;;
700 vax-*-vms)
701 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
702 ;;
703 vax-*-*)
704 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
705 ;;
706 ip2k-*-*)
707 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
708 ;;
709 *-*-linux*)
710 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
711 ;;
712 *-*-lynxos*)
713 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
714 ;;
715 *-*-*)
716 noconfigdirs="$noconfigdirs ${libgcj}"
717 ;;
718 esac
720 # If we aren't building newlib, then don't build libgloss, since libgloss
721 # depends upon some newlib header files.
722 case "${noconfigdirs}" in
723 *target-libgloss*) ;;
724 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
725 esac
727 # Figure out what language subdirectories are present.
728 # Look if the user specified --enable-languages="..."; if not, use
729 # the environment variable $LANGUAGES if defined. $LANGUAGES might
730 # go away some day.
731 # NB: embedded tabs in this IF block -- do not untabify
732 if test x"${enable_languages+set}" != xset; then
733 if test x"${LANGUAGES+set}" = xset; then
734 enable_languages="${LANGUAGES}"
735 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
736 else
737 enable_languages=all
738 fi
739 else
740 if test x"${enable_languages}" = x ||
741 test x"${enable_languages}" = xyes;
742 then
743 echo configure.in: --enable-languages needs at least one language argument 1>&2
744 exit 1
745 fi
746 fi
747 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
749 # First scan to see if an enabled language requires some other language.
750 # We assume that a given config-lang.in will list all the language
751 # front ends it requires, even if some are required indirectly.
752 for lang in ${srcdir}/gcc/*/config-lang.in ..
753 do
754 case $lang in
755 ..) ;;
756 # The odd quoting in the next line works around
757 # an apparent bug in bash 1.12 on linux.
758 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
759 *)
760 lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
761 this_lang_requires=`sed -n -e 's,^lang_requires=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_requires=\([[^ ]]*\).*$,\1,p' $lang`
762 for other in $this_lang_requires
763 do
764 case ,${enable_languages}, in
765 *,$other,*) ;;
766 *,all,*) ;;
767 *,$lang_alias,*)
768 echo " \`$other' language required by \`$lang_alias'; enabling" 1>&2
769 enable_languages="$enable_languages,$other"
770 ;;
771 esac
772 done
773 ;;
774 esac
775 done
777 subdirs=
778 for lang in ${srcdir}/gcc/*/config-lang.in ..
779 do
780 case $lang in
781 ..) ;;
782 # The odd quoting in the next line works around
783 # an apparent bug in bash 1.12 on linux.
784 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
785 *)
786 lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
787 this_lang_libs=`sed -n -e 's,^target_libs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^target_libs=\([[^ ]]*\).*$,\1,p' $lang`
788 this_lang_dirs=`sed -n -e 's,^lang_dirs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_dirs=\([[^ ]]*\).*$,\1,p' $lang`
789 build_by_default=`sed -n -e 's,^build_by_default=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^build_by_default=\([[^ ]]*\).*$,\1,p' $lang`
790 if test "x$lang_alias" = x
791 then
792 echo "$lang doesn't set \$language." 1>&2
793 exit 1
794 fi
795 case ${build_by_default},${enable_languages}, in
796 *,$lang_alias,*) add_this_lang=yes ;;
797 no,*) add_this_lang=no ;;
798 *,all,*) add_this_lang=yes ;;
799 *) add_this_lang=no ;;
800 esac
801 if test x"${add_this_lang}" = xyes; then
802 eval target_libs='"$target_libs "'\"$this_lang_libs\"
803 else
804 eval noconfigdirs='"$noconfigdirs "'\"$this_lang_libs $this_lang_dirs\"
805 fi
806 ;;
807 esac
808 done
810 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
811 # $target_configdirs.
812 # If we have the source for $noconfigdirs entries, add them to $notsupp.
814 notsupp=""
815 for dir in . $skipdirs $noconfigdirs ; do
816 dirname=`echo $dir | sed -e s/target-//g`
817 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
818 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
819 if test -r $srcdir/$dirname/configure ; then
820 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
821 true
822 else
823 notsupp="$notsupp $dir"
824 fi
825 fi
826 fi
827 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
828 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
829 if test -r $srcdir/$dirname/configure ; then
830 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
831 true
832 else
833 notsupp="$notsupp $dir"
834 fi
835 fi
836 fi
837 done
839 # Sometimes the tools are distributed with libiberty but with no other
840 # libraries. In that case, we don't want to build target-libiberty.
841 if test -n "${target_configdirs}" ; then
842 others=
843 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
844 if test "$i" != "libiberty" ; then
845 if test -r $srcdir/$i/configure ; then
846 others=yes;
847 break;
848 fi
849 fi
850 done
851 if test -z "${others}" ; then
852 target_configdirs=
853 fi
854 fi
856 # Quietly strip out all directories which aren't configurable in this tree.
857 # This relies on all configurable subdirectories being autoconfiscated, which
858 # is now the case.
859 configdirs_all="$configdirs"
860 configdirs=
861 for i in ${configdirs_all} ; do
862 if test -f ${srcdir}/$i/configure ; then
863 configdirs="${configdirs} $i"
864 fi
865 done
866 target_configdirs_all="$target_configdirs"
867 target_configdirs=
868 for i in ${target_configdirs_all} ; do
869 j=`echo $i | sed -e s/target-//g`
870 if test -f ${srcdir}/$j/configure ; then
871 target_configdirs="${target_configdirs} $i"
872 fi
873 done
875 # Produce a warning message for the subdirs we can't configure.
876 # This isn't especially interesting in the Cygnus tree, but in the individual
877 # FSF releases, it's important to let people know when their machine isn't
878 # supported by the one or two programs in a package.
880 if test -n "${notsupp}" && test -z "${norecursion}" ; then
881 # If $appdirs is non-empty, at least one of those directories must still
882 # be configured, or we error out. (E.g., if the gas release supports a
883 # specified target in some subdirs but not the gas subdir, we shouldn't
884 # pretend that all is well.)
885 if test -n "$appdirs" ; then
886 for dir in $appdirs ; do
887 if test -r $dir/Makefile.in ; then
888 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
889 appdirs=""
890 break
891 fi
892 if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
893 appdirs=""
894 break
895 fi
896 fi
897 done
898 if test -n "$appdirs" ; then
899 echo "*** This configuration is not supported by this package." 1>&2
900 exit 1
901 fi
902 fi
903 # Okay, some application will build, or we don't care to check. Still
904 # notify of subdirs not getting built.
905 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
906 echo " ${notsupp}" 1>&2
907 echo " (Any other directories should still work fine.)" 1>&2
908 fi
910 case "$host" in
911 *msdosdjgpp*)
912 enable_gdbtk=no ;;
913 esac
915 copy_dirs=
917 # Handle --with-headers=XXX. If the value is not "yes", the contents of
918 # the named directory are copied to $(tooldir)/sys-include.
919 if test x"${with_headers}" != x ; then
920 if test x${is_cross_compiler} = xno ; then
921 echo 1>&2 '***' --with-headers is only supported when cross compiling
922 exit 1
923 fi
924 if test x"${with_headers}" != xyes ; then
925 case "${exec_prefixoption}" in
926 "") x=${prefix} ;;
927 *) x=${exec_prefix} ;;
928 esac
929 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
930 fi
931 fi
933 # Handle --with-libs=XXX. If the value is not "yes", the contents of
934 # the name directories are copied to $(tooldir)/lib. Multiple directories
935 # are permitted.
936 if test x"${with_libs}" != x ; then
937 if test x${is_cross_compiler} = xno ; then
938 echo 1>&2 '***' --with-libs is only supported when cross compiling
939 exit 1
940 fi
941 if test x"${with_libs}" != xyes ; then
942 # Copy the libraries in reverse order, so that files in the first named
943 # library override files in subsequent libraries.
944 case "${exec_prefixoption}" in
945 "") x=${prefix} ;;
946 *) x=${exec_prefix} ;;
947 esac
948 for l in ${with_libs}; do
949 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
950 done
951 fi
952 fi
954 # Handle ${copy_dirs}
955 set fnord ${copy_dirs}
956 shift
957 while test $# != 0 ; do
958 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
959 :
960 else
961 echo Copying $1 to $2
963 # Use the install script to create the directory and all required
964 # parent directories.
965 if test -d $2 ; then
966 :
967 else
968 echo >config.temp
969 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
970 fi
972 # Copy the directory, assuming we have tar.
973 # FIXME: Should we use B in the second tar? Not all systems support it.
974 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
976 # It is the responsibility of the user to correctly adjust all
977 # symlinks. If somebody can figure out how to handle them correctly
978 # here, feel free to add the code.
980 echo $1 > $2/COPIED
981 fi
982 shift; shift
983 done
985 # Work in distributions that contain no compiler tools, like Autoconf.
986 tentative_cc=""
987 host_makefile_frag=/dev/null
988 if test -d ${srcdir}/config ; then
989 case "${host}" in
990 m68k-hp-hpux*)
991 # Avoid "too much defining" errors from HPUX compiler.
992 tentative_cc="cc -Wp,-H256000"
993 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
994 # If it's HP/UX ar, this should be harmless.
995 RANLIB="ar ts"
996 ;;
997 m68k-apollo-sysv*)
998 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
999 ;;
1000 m68k-apollo-bsd*)
1001 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1002 # chokes on bfd, the compiler won't let you assign integers to enums, and
1003 # other problems. Defining CC to gcc is a questionable way to say "don't use
1004 # the apollo compiler" (the preferred version of GCC could be called cc,
1005 # or whatever), but I'm not sure leaving CC as cc is any better...
1006 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1007 # Used to have BISON=yacc.
1008 tentative_cc=gcc
1009 ;;
1010 m88k-dg-dgux*)
1011 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1012 ;;
1013 m88k-harris-cxux*)
1014 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1015 tentative_cc="cc -Xa"
1016 host_makefile_frag="config/mh-cxux"
1017 ;;
1018 m88k-motorola-sysv*)
1019 ;;
1020 mips*-dec-ultrix*)
1021 tentative_cc="cc -Wf,-XNg1000"
1022 host_makefile_frag="config/mh-decstation"
1023 ;;
1024 mips*-nec-sysv4*)
1025 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1026 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1027 host_makefile_frag="config/mh-necv4"
1028 ;;
1029 mips*-sgi-irix4*)
1030 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1031 # environment. Also bump switch table size so that cp-parse will
1032 # compile. Bump string length limit so linker builds.
1033 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1034 ;;
1035 mips*-*-sysv4*)
1036 host_makefile_frag="config/mh-sysv4"
1037 ;;
1038 mips*-*-sysv*)
1039 # This is for a MIPS running RISC/os 4.52C.
1041 # This is needed for GDB, but needs to be in the top-level make because
1042 # if a library is compiled with the bsd headers and gets linked with the
1043 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1044 # a different size).
1045 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1046 # known except to select the sysv environment. Could we use /proc instead?
1047 # These "sysv environments" and "bsd environments" often end up being a pain.
1048 #
1049 # This is not part of CFLAGS because perhaps not all C compilers have this
1050 # option.
1051 tentative_cc="cc -systype sysv"
1052 ;;
1053 i370-ibm-opened*)
1054 tentative_cc="c89"
1055 ;;
1056 i[[3456789]]86-*-sysv5*)
1057 host_makefile_frag="config/mh-sysv5"
1058 ;;
1059 i[[3456789]]86-*-dgux*)
1060 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1061 host_makefile_frag="config/mh-dgux386"
1062 ;;
1063 i[[3456789]]86-ncr-sysv4.3*)
1064 # The MetaWare compiler will generate a copyright message unless you
1065 # turn it off by adding the -Hnocopyr flag.
1066 tentative_cc="cc -Hnocopyr"
1067 ;;
1068 i[[3456789]]86-ncr-sysv4*)
1069 # for an NCR 3000 (i486/SVR4) system.
1070 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1071 # This compiler not only emits obnoxious copyright messages every time
1072 # you run it, but it chokes and dies on a whole bunch of GNU source
1073 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1074 tentative_cc="/usr/ccs/ATT/cc"
1075 host_makefile_frag="config/mh-ncr3000"
1076 ;;
1077 i[[3456789]]86-*-sco3.2v5*)
1078 ;;
1079 i[[3456789]]86-*-sco*)
1080 # The native C compiler botches some simple uses of const. Unfortunately,
1081 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1082 tentative_cc="cc -Dconst="
1083 host_makefile_frag="config/mh-sco"
1084 ;;
1085 i[[3456789]]86-*-udk*)
1086 host_makefile_frag="config/mh-sysv5"
1087 ;;
1088 i[[3456789]]86-*-solaris2*)
1089 host_makefile_frag="config/mh-sysv4"
1090 ;;
1091 i[[3456789]]86-*-msdosdjgpp*)
1092 host_makefile_frag="config/mh-djgpp"
1093 ;;
1094 *-cygwin*)
1095 host_makefile_frag="config/mh-cygwin"
1096 ;;
1097 *-mingw32*)
1098 host_makefile_frag="config/mh-mingw32"
1099 ;;
1100 *-interix*)
1101 host_makefile_frag="config/mh-interix"
1102 ;;
1103 vax-*-ultrix2*)
1104 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1105 tentative_cc=gcc
1106 ;;
1107 *-*-solaris2*)
1108 host_makefile_frag="config/mh-solaris"
1109 ;;
1110 m68k-sun-sunos*)
1111 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1112 # without overflowing the jump tables (-J says to use a 32 bit table)
1113 tentative_cc="cc -J"
1114 ;;
1115 *-hp-hpux*)
1116 tentative_cc="cc -Wp,-H256000"
1117 ;;
1118 *-*-hiux*)
1119 tentative_cc="cc -Wp,-H256000"
1120 ;;
1121 rs6000-*-lynxos*)
1122 # /bin/cc is less than useful for our purposes. Always use GCC
1123 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1124 host_makefile_frag="config/mh-lynxrs6k"
1125 ;;
1126 *-*-lynxos*)
1127 # /bin/cc is less than useful for our purposes. Always use GCC
1128 tentative_cc="/bin/gcc"
1129 ;;
1130 *-*-sysv4*)
1131 host_makefile_frag="config/mh-sysv4"
1132 ;;
1133 esac
1134 fi
1136 extra_arflags_for_target=
1137 extra_nmflags_for_target=
1138 extra_ranlibflags_for_target=
1139 target_makefile_frag=/dev/null
1140 case "${target}" in
1141 i[[3456789]]86-*-netware*)
1142 target_makefile_frag="config/mt-netware"
1143 ;;
1144 powerpc-*-netware*)
1145 target_makefile_frag="config/mt-netware"
1146 ;;
1147 *-*-linux*)
1148 target_makefile_frag="config/mt-linux"
1149 ;;
1150 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1151 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1152 # commands to handle both 32-bit and 64-bit objects. These flags are
1153 # harmless if we're using GNU nm or ar.
1154 extra_arflags_for_target=" -X32_64"
1155 extra_nmflags_for_target=" -B -X32_64"
1156 ;;
1157 *-*-darwin*)
1158 # ranlib from Darwin requires the -c flag to look at common symbols.
1159 extra_ranlibflags_for_target=" -c"
1160 ;;
1161 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1162 target_makefile_frag="config/mt-wince"
1163 ;;
1164 esac
1166 alphaieee_frag=/dev/null
1167 case $target in
1168 alpha*-*-*)
1169 # This just makes sure to use the -mieee option to build target libs.
1170 # This should probably be set individually by each library.
1171 alphaieee_frag="config/mt-alphaieee"
1172 ;;
1173 esac
1175 # If --enable-target-optspace always use -Os instead of -O2 to build
1176 # the target libraries, similarly if it is not specified, use -Os
1177 # on selected platforms.
1178 ospace_frag=/dev/null
1179 case "${enable_target_optspace}:${target}" in
1180 yes:*)
1181 ospace_frag="config/mt-ospace"
1182 ;;
1183 :d30v-*)
1184 ospace_frag="config/mt-d30v"
1185 ;;
1186 :m32r-* | :d10v-* | :fr30-*)
1187 ospace_frag="config/mt-ospace"
1188 ;;
1189 no:* | :*)
1190 ;;
1191 *)
1192 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1193 ;;
1194 esac
1196 # Set with_gnu_as and with_gnu_ld as appropriate.
1197 #
1198 # This is done by determining whether or not the appropriate directory
1199 # is available, and by checking whether or not specific configurations
1200 # have requested that this magic not happen.
1201 #
1202 # The command line options always override the explicit settings in
1203 # configure.in, and the settings in configure.in override this magic.
1204 #
1205 # If the default for a toolchain is to use GNU as and ld, and you don't
1206 # want to do that, then you should use the --without-gnu-as and
1207 # --without-gnu-ld options for the configure script.
1209 if test x${use_gnu_as} = x &&
1210 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1211 with_gnu_as=yes
1212 extra_host_args="$extra_host_args --with-gnu-as"
1213 fi
1215 if test x${use_gnu_ld} = x &&
1216 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1217 with_gnu_ld=yes
1218 extra_host_args="$extra_host_args --with-gnu-ld"
1219 fi
1221 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1222 # can detect this case.
1224 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1225 with_newlib=yes
1226 extra_host_args="$extra_host_args --with-newlib"
1227 fi
1230 # Default to using --with-stabs for certain targets.
1231 if test x${with_stabs} = x ; then
1232 case "${target}" in
1233 mips*-*-irix6*)
1234 ;;
1235 mips*-*-* | alpha*-*-osf*)
1236 with_stabs=yes;
1237 extra_host_args="${extra_host_args} --with-stabs"
1238 ;;
1239 esac
1240 fi
1242 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1243 # them automatically.
1244 case "${host}" in
1245 hppa*64*-*-hpux11*)
1246 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1247 ;;
1248 esac
1250 # If we aren't going to be using gcc, see if we can extract a definition
1251 # of CC from the fragment.
1252 # Actually, use the 'pre-extracted' version above.
1253 if test -z "${CC}" && test "${build}" = "${host}" ; then
1254 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1255 found=
1256 for dir in $PATH; do
1257 test -z "$dir" && dir=.
1258 if test -f $dir/gcc; then
1259 found=yes
1260 break
1261 fi
1262 done
1263 IFS="$save_ifs"
1264 if test -z "${found}" && test -n "${tentative_cc}" ; then
1265 CC=$tentative_cc
1266 fi
1267 fi
1269 # Some systems (e.g., one of the i386-aix systems the gas testers are
1270 # using) don't handle "\$" correctly, so don't use it here.
1271 tooldir='${exec_prefix}'/${target_alias}
1272 build_tooldir=${tooldir}
1274 # Generate a default definition for YACC. This is used if the makefile can't
1275 # locate bison or byacc in objdir.
1277 for prog in 'bison -y' byacc yacc
1278 do
1279 set dummy $prog; tmp=$2
1280 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1281 for dir in $PATH; do
1282 test -z "$dir" && dir=.
1283 if test -f $dir/$tmp; then
1284 DEFAULT_YACC="$prog"
1285 break
1286 fi
1287 done
1288 IFS="$save_ifs"
1290 test -n "$DEFAULT_YACC" && break
1291 done
1293 # Generate a default definition for M4. This is used if the makefile can't
1294 # locate m4 in objdir.
1296 for prog in gm4 gnum4 m4
1297 do
1298 set dummy $prog; tmp=$2
1299 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1300 for dir in $PATH; do
1301 test -z "$dir" && dir=.
1302 if test -f $dir/$tmp; then
1303 DEFAULT_M4="$prog"
1304 break
1305 fi
1306 done
1307 IFS="$save_ifs"
1309 test -n "$DEFAULT_M4" && break
1310 done
1312 # Generate a default definition for LEX. This is used if the makefile can't
1313 # locate flex in objdir.
1315 for prog in flex lex
1316 do
1317 set dummy $prog; tmp=$2
1318 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1319 for dir in $PATH; do
1320 test -z "$dir" && dir=.
1321 if test -f $dir/$tmp; then
1322 DEFAULT_LEX="$prog"
1323 break
1324 fi
1325 done
1326 IFS="$save_ifs"
1328 test -n "$DEFAULT_LEX" && break
1329 done
1331 if test "${build}" != "${host}" ; then
1332 # If we are doing a Canadian Cross, in which the host and build systems
1333 # are not the same, we set reasonable default values for the tools.
1335 BISON=${BISON-bison}
1336 CC=${CC-${host_alias}-gcc}
1337 CFLAGS=${CFLAGS-"-g -O2"}
1338 CXX=${CXX-${host_alias}-c++}
1339 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1340 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1341 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
1342 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
1343 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
1344 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
1345 BUILD_PREFIX=${build_alias}-
1346 BUILD_PREFIX_1=${build_alias}-
1347 MAKEINFO=${MAKEINFO-makeinfo}
1349 if test -z "${YACC}" ; then
1350 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1351 for dir in $PATH; do
1352 test -z "$dir" && dir=.
1353 if test -f $dir/bison; then
1354 YACC="bison -y"
1355 break
1356 fi
1357 if test -f $dir/byacc; then
1358 YACC=byacc
1359 break
1360 fi
1361 if test -f $dir/yacc; then
1362 YACC=yacc
1363 break
1364 fi
1365 done
1366 IFS="$save_ifs"
1367 if test -z "${YACC}" ; then
1368 YACC="bison -y"
1369 fi
1370 fi
1372 if test -z "${LEX}" ; then
1373 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1374 for dir in $PATH; do
1375 test -z "$dir" && dir=.
1376 if test -f $dir/flex; then
1377 LEX=flex
1378 break
1379 fi
1380 if test -f $dir/lex; then
1381 LEX=lex
1382 break
1383 fi
1384 done
1385 IFS="$save_ifs"
1386 LEX=${LEX-flex}
1387 fi
1389 else
1390 # Set reasonable default values for some tools even if not Canadian.
1391 # Of course, these are different reasonable default values, originally
1392 # specified directly in the Makefile.
1393 # We don't export, so that autoconf can do its job.
1394 # Note that all these settings are above the fragment inclusion point
1395 # in Makefile.in, so can still be overridden by fragments.
1396 # This is all going to change when we autoconfiscate...
1398 BISON="\$(USUAL_BISON)"
1399 CC_FOR_BUILD="\$(CC)"
1400 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1401 BUILD_PREFIX=
1402 BUILD_PREFIX_1=loser-
1403 MAKEINFO="\$(USUAL_MAKEINFO)"
1404 LEX="\$(USUAL_LEX)"
1405 YACC="\$(USUAL_YACC)"
1407 # If CC is still not set, try to get gcc.
1408 cc_prog_is_gcc=
1409 if test -z "${CC}" ; then
1410 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1411 for dir in $PATH; do
1412 test -z "$dir" && dir=.
1413 if test -f $dir/gcc; then
1414 CC="gcc"
1415 cc_prog_is_gcc=yes
1416 echo 'void f(){}' > conftest.c
1417 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1418 CFLAGS=${CFLAGS-"-g -O2"}
1419 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1420 else
1421 CFLAGS=${CFLAGS-"-O2"}
1422 CXXFLAGS=${CXXFLAGS-"-O2"}
1423 fi
1424 rm -f conftest*
1425 break
1426 fi
1427 done
1428 IFS="$save_ifs"
1429 CC=${CC-cc}
1430 else
1431 # Determine if we are using gcc.
1432 cat > conftest.c <<EOF
1433 #ifdef __GNUC__
1434 yes;
1435 #endif
1436 EOF
1437 if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
1438 cc_prog_is_gcc=yes
1439 fi
1440 rm -f conftest.c
1441 if test -z "${CFLAGS}"; then
1442 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1443 # is set to a version of gcc.
1444 if test "$cc_prog_is_gcc" = yes; then
1445 echo 'void f(){}' > conftest.c
1446 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1447 CFLAGS=${CFLAGS-"-g -O2"}
1448 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1449 else
1450 CFLAGS=${CFLAGS-"-O2"}
1451 CXXFLAGS=${CXXFLAGS-"-O2"}
1452 fi
1453 rm -f conftest*
1454 fi
1455 fi
1456 fi
1458 # We must set the default linker to the linker used by gcc for the correct
1459 # operation of libtool. If LD is not defined and we are using gcc, try to
1460 # set the LD default to the ld used by gcc.
1461 if test -z "$LD"; then
1462 if test "$cc_prog_is_gcc" = yes; then
1463 case $build in
1464 *-*-mingw*)
1465 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1466 *)
1467 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1468 esac
1469 case $gcc_prog_ld in
1470 # Accept absolute paths.
1471 [[\\/]* | [A-Za-z]:[\\/]*)]
1472 LD="$gcc_prog_ld" ;;
1473 esac
1474 fi
1475 fi
1477 CXX=${CXX-"c++"}
1478 CFLAGS=${CFLAGS-"-g"}
1479 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1480 fi
1482 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1483 # Set up the list of links to be made.
1484 # ${links} is the list of link names, and ${files} is the list of names to link to.
1486 # Make the links.
1487 configlinks="${links}"
1488 if test -r ./config.status ; then
1489 mv -f ./config.status ./config.back
1490 fi
1491 while test -n "${files}" ; do
1492 # set file to car of files, files to cdr of files
1493 set ${files}; file=$1; shift; files=$*
1494 set ${links}; link=$1; shift; links=$*
1496 if test ! -r ${srcdir}/${file} ; then
1497 if test ! -r ${file} ; then
1498 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1499 echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1500 exit 1
1501 else
1502 srcfile=${file}
1503 fi
1504 else
1505 srcfile=${srcdir}/${file}
1506 fi
1508 ${remove} -f ${link}
1509 # Make a symlink if possible, otherwise try a hard link
1510 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1511 true
1512 else
1513 # We need to re-remove the file because Lynx leaves a
1514 # very strange directory there when it fails an NFS symlink.
1515 ${remove} -r -f ${link}
1516 ${hard_link} ${srcfile} ${link}
1517 fi
1518 if test ! -r ${link} ; then
1519 echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1520 exit 1
1521 fi
1523 echo "Linked \"${link}\" to \"${srcfile}\"."
1524 done
1526 # Create a .gdbinit file which runs the one in srcdir
1527 # and tells GDB to look there for source files.
1529 if test -r ${srcdir}/.gdbinit ; then
1530 case ${srcdir} in
1531 .) ;;
1532 *) cat > ./.gdbinit <<EOF
1533 # ${NO_EDIT}
1534 dir ${srcdir}
1535 dir .
1536 source ${srcdir}/.gdbinit
1537 EOF
1538 ;;
1539 esac
1540 fi
1542 # Make sure that the compiler is able to generate an executable. If it
1543 # can't, we are probably in trouble. We don't care whether we can run the
1544 # executable--we might be using a cross compiler--we only care whether it
1545 # can be created. At this point the main configure script has set CC.
1546 we_are_ok=no
1547 echo "int main () { return 0; }" > conftest.c
1548 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1549 if test $? = 0 ; then
1550 if test -s conftest || test -s conftest.exe ; then
1551 we_are_ok=yes
1552 fi
1553 fi
1554 case $we_are_ok in
1555 no)
1556 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1557 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1558 rm -f conftest*
1559 exit 1
1560 ;;
1561 esac
1562 rm -f conftest*
1564 # The Solaris /usr/ucb/cc compiler does not appear to work.
1565 case "${host}" in
1566 sparc-sun-solaris2*)
1567 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1568 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1569 could_use=
1570 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1571 if test -d /opt/cygnus/bin ; then
1572 if test "$could_use" = "" ; then
1573 could_use="/opt/cygnus/bin"
1574 else
1575 could_use="$could_use or /opt/cygnus/bin"
1576 fi
1577 fi
1578 if test "$could_use" = "" ; then
1579 echo "Warning: compilation may fail because you're using"
1580 echo "/usr/ucb/cc. You should change your PATH or CC "
1581 echo "variable and rerun configure."
1582 else
1583 echo "Warning: compilation may fail because you're using"
1584 echo "/usr/ucb/cc, when you should use the C compiler from"
1585 echo "$could_use. You should change your"
1586 echo "PATH or CC variable and rerun configure."
1587 fi
1588 fi
1589 ;;
1590 esac
1592 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1593 # binutils tools will find libbfd.so.
1594 case "${enable_shared}" in
1595 no | "") SET_LIB_PATH= ;;
1596 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1597 esac
1599 case "${host}" in
1600 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1601 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1602 esac
1604 # Record target_configdirs and the configure arguments for target and
1605 # build configuration in Makefile.
1606 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1608 # This is the final value for target_configdirs. configdirs already
1609 # has its final value, as does build_modules. It's time to create some
1610 # lists of valid targets.
1612 all_build_modules=
1613 configure_build_modules=
1614 for module in ${build_modules} ; do
1615 all_build_modules=all-build-${module}
1616 configure_build_modules=configure-build-${module}
1617 done
1619 # Determine whether gdb needs tk/tcl or not.
1620 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1621 # and in that case we want gdb to be built without tk. Ugh!
1622 # In fact I believe gdb is the *only* package directly dependent on tk,
1623 # so we should be able to put the 'maybe's in unconditionally and
1624 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1625 # 100% sure that that's safe though.
1627 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1628 case "$enable_gdbtk" in
1629 no)
1630 GDB_TK="" ;;
1631 yes)
1632 GDB_TK="${gdb_tk}" ;;
1633 *)
1634 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1635 # distro. Eventually someone will fix this and move Insight, nee
1636 # gdbtk to a separate directory.
1637 if test -d ${srcdir}/gdb/gdbtk ; then
1638 GDB_TK="${gdb_tk}"
1639 else
1640 GDB_TK=""
1641 fi
1642 ;;
1643 esac
1645 # Create the 'maybe dependencies'. This uses a temporary file.
1647 # While at that, we remove Makefiles if we were started for recursive
1648 # configuration, so that the top-level Makefile reconfigures them,
1649 # like we used to do when configure itself was recursive.
1650 rm -f maybedep.tmp
1651 echo '# maybedep.tmp' > maybedep.tmp
1653 # Make-targets which may need maybe dependencies.
1654 mts="configure all install check clean distclean dvi info install-info"
1655 mts="${mts} installcheck mostlyclean maintainer-clean TAGS"
1657 # Loop over modules and make-targets.
1658 for module in ${build_modules} ; do
1659 if test -z "${no_recursion}" \
1660 && test -f ${build_subdir}/${module}/Makefile; then
1661 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1662 rm -f ${build_subdir}/${module}/Makefile
1663 fi
1664 for mt in ${mts} ; do
1665 case ${mt} in
1666 install) ;; # No installing build modules.
1667 *) echo "maybe-${mt}-build-${module}: ${mt}-build-${module}" >> maybedep.tmp ;;
1668 esac
1669 done
1670 done
1671 for module in ${configdirs} ; do
1672 if test -z "${no_recursion}" \
1673 && test -f ${module}/Makefile; then
1674 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1675 rm -f ${module}/Makefile
1676 fi
1677 for mt in ${mts} ; do
1678 echo "maybe-${mt}-${module}: ${mt}-${module}" >> maybedep.tmp
1679 done
1680 done
1681 for module in ${target_configdirs} ; do
1682 if test -z "${no_recursion}" \
1683 && test -f ${target_subdir}/${module}/Makefile; then
1684 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1685 rm -f ${target_subdir}/${module}/Makefile
1686 fi
1687 for mt in ${mts} ; do
1688 echo "maybe-${mt}-target-${module}: ${mt}-target-${module}" >> maybedep.tmp
1689 done
1690 done
1691 maybe_dependencies=maybedep.tmp
1692 AC_SUBST_FILE(maybe_dependencies)
1694 # Create the serialization dependencies. This uses a temporary file.
1696 AC_ARG_ENABLE([serial-configure],
1697 [ --enable-serial-[{host,target,build}-]configure
1698 Force sequential configuration of
1699 sub-packages for the host, target or build
1700 machine, or all sub-packages])
1702 case ${enable_serial_configure} in
1703 yes)
1704 enable_serial_build_configure=yes
1705 enable_serial_host_configure=yes
1706 enable_serial_target_configure=yes
1707 ;;
1708 esac
1710 # These force 'configure's to be done one at a time, to avoid problems
1711 # with contention over a shared config.cache.
1712 rm -f serdep.tmp
1713 echo '# serdep.tmp' > serdep.tmp
1714 olditem=
1715 test "x${enable_serial_build_configure}" = xyes &&
1716 for item in ${build_configdirs} ; do
1717 case ${olditem} in
1718 "") ;;
1719 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1720 esac
1721 olditem=${item}
1722 done
1723 olditem=
1724 test "x${enable_serial_host_configure}" = xyes &&
1725 for item in ${configdirs} ; do
1726 case ${olditem} in
1727 "") ;;
1728 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1729 esac
1730 olditem=${item}
1731 done
1732 olditem=
1733 test "x${enable_serial_target_configure}" = xyes &&
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 " ${ac_configure_args} " | \
1748 sed -e 's/ --no[[^ ]]* / /' \
1749 -e 's/ --c[[a-z-]]*[[= ]][[^ ]]* / /' \
1750 -e 's/ --sr[[a-z-]]*[[= ]][[^ ]]* / /' \
1751 -e 's/ --ho[[a-z-]]*[[= ]][[^ ]]* / /' \
1752 -e 's/ --bu[[a-z-]]*[[= ]][[^ ]]* / /' \
1753 -e 's/ --t[[a-z-]]*[[= ]][[^ ]]* / /' \
1754 -e 's/ -cache-file[[= ]][[^ ]]* / /' \
1755 -e 's/ -srcdir[[= ]][[^ ]]* / /' \
1756 -e 's/ -host[[= ]][[^ ]]* / /' \
1757 -e 's/ -build[[= ]][[^ ]]* / /' \
1758 -e 's/ -target[[= ]][[^ ]]* / /' \
1759 -e "s/ [[^' -][^ ]*] / /" \
1760 -e 's/^ *//;s/ *$//'`
1762 # For the build-side libraries, we just need to pretend we're native,
1763 # and not use the same cache file. Multilibs are neither needed nor
1764 # desired.
1765 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1767 # For host modules, accept cache file option, or specification as blank.
1768 case "${cache_file}" in
1769 "") # empty
1770 cache_file_option="" ;;
1771 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1772 cache_file_option="--cache-file=${cache_file}" ;;
1773 *) # relative path
1774 cache_file_option="--cache-file=../${cache_file}" ;;
1775 esac
1777 host_configargs="${cache_file_option} --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1779 target_configargs=${baseargs}
1781 # Passing a --with-cross-host argument lets the target libraries know
1782 # whether they are being built with a cross-compiler or being built
1783 # native. However, it would be better to use other mechanisms to make the
1784 # sorts of decisions they want to make on this basis. Please consider
1785 # this option to be deprecated. FIXME.
1786 if test x${is_cross_compiler} = xyes ; then
1787 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1788 fi
1790 # Default to --enable-multilib.
1791 if test x${enable_multilib} = x ; then
1792 target_configargs="--enable-multilib ${target_configargs}"
1793 fi
1795 # Pass --with-newlib if appropriate. Note that target_configdirs has
1796 # changed from the earlier setting of with_newlib.
1797 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1798 target_configargs="--with-newlib ${target_configargs}"
1799 fi
1801 # Pass the appropriate --host, --build, and --cache-file arguments.
1802 target_configargs="--cache-file=../config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1804 # provide a proper gxx_include_dir.
1805 # Note, if you change the default, make sure to fix both here and in
1806 # the gcc and libstdc++-v3 subdirectories.
1807 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1808 case "${with_gxx_include_dir}" in
1809 yes)
1810 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1811 ;;
1812 no | "")
1813 case "${enable_version_specific_runtime_libs}" in
1814 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1815 *)
1816 . ${srcdir}/config.if
1817 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1818 esac ;;
1819 *) gxx_include_dir=${with_gxx_include_dir} ;;
1820 esac
1822 FLAGS_FOR_TARGET=
1823 case " $target_configdirs " in
1824 *" newlib "*)
1825 case " $target_configargs " in
1826 *" --with-newlib "*)
1827 case "$target" in
1828 *-cygwin*)
1829 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' ;;
1830 esac
1832 # If we're not building GCC, don't discard standard headers.
1833 if test -d ${srcdir}/gcc; then
1834 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1836 if test "${build}" != "${host}"; then
1837 # On Canadian crosses, CC_FOR_TARGET will have already been set
1838 # by `configure', so we won't have an opportunity to add -Bgcc/
1839 # to it. This is right: we don't want to search that directory
1840 # for binaries, but we want the header files in there, so add
1841 # them explicitly.
1842 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1844 # Someone might think of using the pre-installed headers on
1845 # Canadian crosses, in case the installed compiler is not fully
1846 # compatible with the compiler being built. In this case, it
1847 # would be better to flag an error than risking having
1848 # incompatible object files being constructed. We can't
1849 # guarantee that an error will be flagged, but let's hope the
1850 # compiler will do it, when presented with incompatible header
1851 # files.
1852 fi
1853 fi
1855 case "${target}-${is_cross_compiler}" in
1856 i[[3456789]]86-*-linux*-no)
1857 # Here host == target, so we don't need to build gcc,
1858 # so we don't want to discard standard headers.
1859 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1860 ;;
1861 *)
1862 # If we're building newlib, use its generic headers last, but search
1863 # for any libc-related directories first (so make it the last -B
1864 # switch).
1865 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1866 ;;
1867 esac
1868 ;;
1869 esac
1870 ;;
1871 esac
1873 # On Canadian crosses, we'll be searching the right directories for
1874 # the previously-installed cross compiler, so don't bother to add
1875 # flags for directories within the install tree of the compiler
1876 # being built; programs in there won't even run.
1877 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1878 # Search for pre-installed headers if nothing else fits.
1879 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
1880 fi
1882 if test "x${use_gnu_ld}" = x &&
1883 echo " ${configdirs} " | grep " ld " > /dev/null ; then
1884 # Arrange for us to find uninstalled linker scripts.
1885 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1886 fi
1888 if test "x${CC_FOR_TARGET+set}" = xset; then
1889 :
1890 elif test -d ${srcdir}/gcc; then
1891 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1892 elif test "$host" = "$target"; then
1893 CC_FOR_TARGET='$(CC)'
1894 else
1895 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1896 fi
1897 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1899 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1900 :
1901 elif test -d ${srcdir}/gcc; then
1902 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1903 elif test "$host" = "$target"; then
1904 GCJ_FOR_TARGET='gcj'
1905 else
1906 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1907 fi
1908 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1910 # Don't use libstdc++-v3's flags to configure/build itself.
1911 libstdcxx_flags='`test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1912 raw_libstdcxx_flags=' -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1914 if test "x${CXX_FOR_TARGET+set}" = xset; then
1915 :
1916 elif test -d ${srcdir}/gcc; then
1917 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
1918 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
1919 # default whereas gcc does not.
1920 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
1921 # all other cases.
1922 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
1923 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
1924 elif test "$host" = "$target"; then
1925 CXX_FOR_TARGET='$(CXX)'
1926 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1927 else
1928 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
1929 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1930 fi
1931 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1932 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1934 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1935 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1937 # We want to defer the evaluation of `cmd`s and shell variables in
1938 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
1939 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
1940 # quotes, but we still have to duplicate `$'s so that shell variables
1941 # can be expanded by the nested make as shell variables, not as make
1942 # macros.
1943 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1944 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1946 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
1947 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
1948 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
1949 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
1950 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
1951 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
1952 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
1954 # Makefile fragments.
1955 host_makefile_frag=${srcdir}/${host_makefile_frag}
1956 target_makefile_frag=${srcdir}/${target_makefile_frag}
1957 alphaieee_frag=${srcdir}/${alphaieee_frag}
1958 ospace_frag=${srcdir}/${ospace_frag}
1959 AC_SUBST_FILE(host_makefile_frag)
1960 AC_SUBST_FILE(target_makefile_frag)
1961 AC_SUBST_FILE(alphaieee_frag)
1962 AC_SUBST_FILE(ospace_frag)
1964 # Miscellanea: directories, flags, etc.
1965 AC_SUBST(SET_LIB_PATH)
1966 AC_SUBST(RPATH_ENVVAR)
1967 AC_SUBST(BUILD_PREFIX)
1968 AC_SUBST(BUILD_PREFIX_1)
1969 AC_SUBST(configlinks)
1970 AC_SUBST(gcc_version_trigger)
1971 AC_SUBST(gcc_version)
1972 AC_SUBST(tooldir)
1973 AC_SUBST(build_tooldir)
1974 AC_SUBST(GDB_TK)
1975 AC_SUBST(gxx_include_dir)
1976 AC_SUBST(libstdcxx_incdir)
1978 # Build module lists & subconfigure args.
1979 AC_SUBST(build_configargs)
1980 AC_SUBST(configure_build_modules)
1981 AC_SUBST(all_build_modules)
1983 # Host module lists & subconfigure args.
1984 AC_SUBST(host_configargs)
1985 AC_SUBST(configdirs)
1987 # Target module lists & subconfigure args.
1988 AC_SUBST(target_configargs)
1989 AC_SUBST(target_configdirs)
1991 # Build tools.
1992 AC_SUBST(BISON)
1993 AC_SUBST(CC_FOR_BUILD)
1994 AC_SUBST(LEX)
1995 AC_SUBST(MAKEINFO)
1996 AC_SUBST(YACC)
1997 AC_SUBST(config_shell)
1999 # Host tools.
2000 NCN_STRICT_CHECK_TOOL(AR, ar)
2001 NCN_STRICT_CHECK_TOOL(AS, as)
2002 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2003 NCN_STRICT_CHECK_TOOL(LD, ld)
2004 NCN_STRICT_CHECK_TOOL(NM, nm)
2005 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2006 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2007 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2008 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2009 AC_SUBST(CC)
2010 AC_SUBST(CXX)
2011 AC_SUBST(CFLAGS)
2012 AC_SUBST(CXXFLAGS)
2013 AC_SUBST(DEFAULT_YACC)
2014 AC_SUBST(DEFAULT_LEX)
2015 AC_SUBST(DEFAULT_M4)
2017 # Target tools.
2018 NCN_STRICT_CHECK_TARGET_TOOL(AR_FOR_TARGET, ar)
2019 NCN_STRICT_CHECK_TARGET_TOOL(AS_FOR_TARGET, as)
2020 NCN_STRICT_CHECK_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2021 NCN_STRICT_CHECK_TARGET_TOOL(LD_FOR_TARGET, ld)
2022 NCN_STRICT_CHECK_TARGET_TOOL(NM_FOR_TARGET, nm)
2023 NCN_STRICT_CHECK_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2024 NCN_STRICT_CHECK_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2026 AC_SUBST(GCC_FOR_TARGET)
2027 AC_SUBST(FLAGS_FOR_TARGET)
2028 AC_SUBST(CC_FOR_TARGET)
2029 AC_SUBST(GCJ_FOR_TARGET)
2030 AC_SUBST(CXX_FOR_TARGET)
2031 AC_SUBST(RAW_CXX_FOR_TARGET)
2032 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2033 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2035 # Fix up target tools.
2036 if test "x${build}" = "x${host}" ; then
2037 # In this case, the newly built tools can and should be used,
2038 # so we override the results of the autoconf tests.
2039 # This should really only happen when the tools are actually being built,
2040 # but that's a further refinement. The new build scheme, where
2041 # tools are built into a structure paralleling where they're installed,
2042 # should also eliminate all of this cleanly.
2043 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2044 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2045 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2046 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2047 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2048 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2049 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2050 fi
2051 # Certain tools may need extra flags.
2052 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2053 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2054 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2056 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2057 AC_ARG_ENABLE(maintainer-mode,
2058 [ --enable-maintainer-mode enable make rules and dependencies not useful
2059 (and sometimes confusing) to the casual installer],
2060 USE_MAINTAINER_MODE=$enableval,
2061 USE_MAINTAINER_MODE=no)
2062 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2063 AC_SUBST(MAINTAINER_MODE_TRUE)
2064 AC_SUBST(MAINTAINER_MODE_FALSE)
2065 if test "$USE_MAINTAINER_MODE" = yes; then
2066 MAINTAINER_MODE_TRUE=
2067 MAINTAINER_MODE_FALSE='#'
2068 else
2069 MAINTAINER_MODE_TRUE='#'
2070 MAINTAINER_MODE_FALSE=
2071 fi
2072 MAINT=$MAINTAINER_MODE_TRUE
2073 AC_SUBST(MAINT)dnl
2075 AC_OUTPUT(Makefile)