| blob | f695982d796ae8dae9a73b6e366c7a698a1f02f7 |
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 arm*-*-netbsdelf*) ;;
353 *)
354 noconfigdirs="$noconfigdirs ${libgcj}"
355 ;;
356 esac
357 ;;
358 *-*-netware)
359 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
360 ;;
361 *-*-rtems*)
362 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
363 case ${target} in
364 h8300*-*-* | h8500-*-*)
365 noconfigdirs="$noconfigdirs target-libf2c"
366 ;;
367 *) ;;
368 esac
369 ;;
370 *-*-vxworks*)
371 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
372 ;;
373 alpha*-dec-osf*)
374 # ld works, but does not support shared libraries.
375 # newlib is not 64 bit ready. I'm not sure about fileutils.
376 # gas doesn't generate exception information.
377 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
378 ;;
379 alpha*-*-*vms*)
380 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
381 ;;
382 alpha*-*-linux*)
383 # newlib is not 64 bit ready
384 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
385 ;;
386 alpha*-*-freebsd*)
387 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
388 ;;
389 alpha*-*-*)
390 # newlib is not 64 bit ready
391 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
392 ;;
393 sh-*-linux*)
394 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
395 ;;
396 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
397 noconfigdirs="$noconfigdirs ${libgcj}"
398 noconfigdirs="$noconfigdirs target-examples"
399 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
400 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
401 noconfigdirs="$noconfigdirs expect dejagnu"
402 # the C++ libraries don't build on top of CE's C libraries
403 noconfigdirs="$noconfigdirs target-libstdc++-v3"
404 noconfigdirs="$noconfigdirs target-newlib"
405 case "${host}" in
406 *-*-cygwin*) ;; # keep gdb and readline
407 *) noconfigdirs="$noconfigdirs gdb readline"
408 ;;
409 esac
410 ;;
411 arc-*-*)
412 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
413 ;;
414 arm-*-coff | strongarm-*-coff | xscale-*-coff)
415 noconfigdirs="$noconfigdirs ${libgcj}"
416 ;;
417 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
418 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
419 ;;
420 arm-*-pe*)
421 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
422 ;;
423 arm-*-oabi*)
424 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
425 ;;
426 thumb-*-coff)
427 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
428 ;;
429 thumb-*-elf)
430 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
431 ;;
432 thumb-*-oabi)
433 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
434 ;;
435 thumb-*-pe)
436 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
437 ;;
438 arm-*-riscix*)
439 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
440 ;;
441 avr-*-*)
442 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
443 ;;
444 c4x-*-* | tic4x-*-*)
445 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
446 ;;
447 c54x*-*-* | tic54x-*-*)
448 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
449 ;;
450 cris-*-*)
451 noconfigdirs="$noconfigdirs ${libgcj}"
452 ;;
453 d10v-*-*)
454 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
455 ;;
456 d30v-*-*)
457 noconfigdirs="$noconfigdirs ${libgcj}"
458 ;;
459 fr30-*-elf*)
460 noconfigdirs="$noconfigdirs ${libgcj}"
461 ;;
462 frv-*-*)
463 noconfigdirs="$noconfigdirs ${libgcj}"
464 ;;
465 h8300*-*-*)
466 noconfigdirs="$noconfigdirs target-libgloss"
467 ;;
468 h8500-*-*)
469 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} target-libf2c"
470 ;;
471 hppa*64*-*-linux* | parisc*64*-*-linux*)
472 # In this case, it's because the hppa64-linux target is for
473 # the kernel only at this point and has no libc, and thus no
474 # headers, crt*.o, etc., all of which are needed by these.
475 noconfigdirs="$noconfigdirs target-zlib"
476 ;;
477 hppa*-*-*elf* | \
478 parisc*-*-linux* | hppa*-*-linux* | \
479 hppa*-*-lites* | \
480 hppa*-*-openbsd* | \
481 hppa*64*-*-*)
482 noconfigdirs="$noconfigdirs ${libgcj}"
483 # Do configure ld/binutils/gas for this case.
484 ;;
485 hppa*-*-*)
486 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
487 # build on HP-UX 10.20.
488 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
489 ;;
490 ia64*-*-elf*)
491 # No gdb support yet.
492 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
493 ;;
494 ia64*-**-hpux*)
495 # No gdb or ld support yet.
496 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb ld"
497 ;;
498 i[[3456]]86-*-coff | i[[3456]]86-*-elf)
499 noconfigdirs="$noconfigdirs ${libgcj}"
500 ;;
501 i[[34567]]86-*-freebsd*)
502 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
503 ;;
504 i[[3456]]86-*-linux*)
505 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
506 # not build java stuff by default.
507 case "${target}" in
508 *-*-*libc1*)
509 noconfigdirs="$noconfigdirs ${libgcj}";;
510 esac
512 # This section makes it possible to build newlib natively on linux.
513 # If we are using a cross compiler then don't configure newlib.
514 if test x${is_cross_compiler} != xno ; then
515 noconfigdirs="$noconfigdirs target-newlib"
516 fi
517 noconfigdirs="$noconfigdirs target-libgloss"
518 # If we are not using a cross compiler, do configure newlib.
519 # Note however, that newlib will only be configured in this situation
520 # if the --with-newlib option has been given, because otherwise
521 # 'target-newlib' will appear in skipdirs.
522 ;;
523 i[[3456]]86-*-mingw32*)
524 target_configdirs="$target_configdirs target-mingw"
525 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
527 # Can't build gdb for mingw32 if not native.
528 case "${host}" in
529 i[[3456]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
530 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
531 ;;
532 esac
533 ;;
534 *-*-cygwin*)
535 target_configdirs="$target_configdirs target-libtermcap target-winsup"
536 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
537 # always build newlib.
538 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
540 # Can't build gdb for Cygwin if not native.
541 case "${host}" in
542 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
543 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
544 ;;
545 esac
546 ;;
547 i[[3456]]86-*-pe)
548 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
549 ;;
550 i[[3456]]86-*-sco3.2v5*)
551 # The linker does not yet know about weak symbols in COFF,
552 # and is not configured to handle mixed ELF and COFF.
553 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
554 ;;
555 i[[3456]]86-*-sco*)
556 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
557 ;;
558 i[[3456]]86-*-solaris2*)
559 noconfigdirs="$noconfigdirs target-libgloss"
560 ;;
561 i[[3456]]86-*-sysv4*)
562 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
563 ;;
564 i[[3456]]86-*-beos*)
565 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
566 ;;
567 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
568 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
569 ;;
570 m68k-*-elf*)
571 noconfigdirs="$noconfigdirs ${libgcj}"
572 ;;
573 m68k-*-coff*)
574 noconfigdirs="$noconfigdirs ${libgcj}"
575 ;;
576 mcore-*-pe*)
577 # The EPOC C++ environment does not support exceptions or rtti,
578 # and so building libstdc++-v3 tends not to always work.
579 noconfigdirs="$noconfigdirs target-libstdc++-v3"
580 ;;
581 mmix-*-*)
582 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
583 ;;
584 mn10200-*-*)
585 noconfigdirs="$noconfigdirs ${libgcj}"
586 ;;
587 mn10300-*-*)
588 noconfigdirs="$noconfigdirs ${libgcj}"
589 ;;
590 powerpc-*-aix*)
591 # copied from rs6000-*-* entry
592 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
593 ;;
594 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
595 target_configdirs="$target_configdirs target-winsup"
596 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
597 # always build newlib.
598 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
599 ;;
600 # This is temporary until we can link against shared libraries
601 powerpcle-*-solaris*)
602 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
603 ;;
604 powerpc-*-beos*)
605 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
606 ;;
607 powerpc-*-eabi)
608 noconfigdirs="$noconfigdirs ${libgcj}"
609 ;;
610 rs6000-*-lynxos*)
611 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
612 ;;
613 rs6000-*-aix*)
614 noconfigdirs="$noconfigdirs gprof ${libgcj}"
615 ;;
616 rs6000-*-*)
617 noconfigdirs="$noconfigdirs gprof ${libgcj}"
618 ;;
619 m68k-apollo-*)
620 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
621 ;;
622 mips*-*-irix5*)
623 # The GNU linker does not support shared libraries.
624 noconfigdirs="$noconfigdirs ld gprof target-libgloss ${libgcj}"
625 ;;
626 mips*-*-irix6*)
627 # Linking libjava exceeds command-line length limits on at least
628 # IRIX 6.2, but not on IRIX 6.5.
629 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
630 # <oldham@codesourcery.com>
631 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
632 ;;
633 mips*-dec-bsd*)
634 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
635 ;;
636 mips*-*-bsd*)
637 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
638 ;;
639 mipstx39-*-*)
640 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
641 ;;
642 mips*-*-linux*)
643 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
644 ;;
645 mips*-*-*)
646 noconfigdirs="$noconfigdirs gprof ${libgcj}"
647 ;;
648 romp-*-*)
649 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
650 ;;
651 sh-*-*)
652 case "${host}" in
653 i[[3456]]86-*-vsta) ;; # don't add gprof back in
654 i[[3456]]86-*-go32*) ;; # don't add gprof back in
655 i[[3456]]86-*-msdosdjgpp*) ;; # don't add gprof back in
656 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
657 esac
658 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
659 ;;
660 sh64-*-*)
661 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
662 ;;
663 sparc-*-elf*)
664 noconfigdirs="$noconfigdirs ${libgcj}"
665 ;;
666 sparc64-*-elf*)
667 noconfigdirs="$noconfigdirs ${libgcj}"
668 ;;
669 sparclite-*-*)
670 noconfigdirs="$noconfigdirs ${libgcj}"
671 ;;
672 sparc-*-sunos4*)
673 noconfigdirs="$noconfigdirs ${libgcj}"
674 if test x${is_cross_compiler} != xno ; then
675 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
676 else
677 use_gnu_ld=no
678 fi
679 ;;
680 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
681 ;;
682 v810-*-*)
683 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
684 ;;
685 v850-*-*)
686 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
687 ;;
688 v850e-*-*)
689 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
690 ;;
691 v850ea-*-*)
692 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
693 ;;
694 vax-*-vms)
695 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
696 ;;
697 vax-*-*)
698 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
699 ;;
700 ip2k-*-*)
701 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
702 ;;
703 *-*-linux*)
704 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
705 ;;
706 *-*-lynxos*)
707 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
708 ;;
709 *-*-*)
710 noconfigdirs="$noconfigdirs ${libgcj}"
711 ;;
712 esac
714 # If we aren't building newlib, then don't build libgloss, since libgloss
715 # depends upon some newlib header files.
716 case "${noconfigdirs}" in
717 *target-libgloss*) ;;
718 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
719 esac
721 # Figure out what language subdirectories are present.
722 # Look if the user specified --enable-languages="..."; if not, use
723 # the environment variable $LANGUAGES if defined. $LANGUAGES might
724 # go away some day.
725 # NB: embedded tabs in this IF block -- do not untabify
726 if test x"${enable_languages+set}" != xset; then
727 if test x"${LANGUAGES+set}" = xset; then
728 enable_languages="${LANGUAGES}"
729 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
730 else
731 enable_languages=all
732 fi
733 else
734 if test x"${enable_languages}" = x ||
735 test x"${enable_languages}" = xyes;
736 then
737 echo configure.in: --enable-languages needs at least one language argument 1>&2
738 exit 1
739 fi
740 fi
741 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
743 # First scan to see if an enabled language requires some other language.
744 # We assume that a given config-lang.in will list all the language
745 # front ends it requires, even if some are required indirectly.
746 for lang in ${srcdir}/gcc/*/config-lang.in ..
747 do
748 case $lang in
749 ..) ;;
750 # The odd quoting in the next line works around
751 # an apparent bug in bash 1.12 on linux.
752 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
753 *)
754 lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
755 this_lang_requires=`sed -n -e 's,^lang_requires=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_requires=\([[^ ]]*\).*$,\1,p' $lang`
756 for other in $this_lang_requires
757 do
758 case ,${enable_languages}, in
759 *,$other,*) ;;
760 *,all,*) ;;
761 *,$lang_alias,*)
762 echo " \`$other' language required by \`$lang_alias'; enabling" 1>&2
763 enable_languages="$enable_languages,$other"
764 ;;
765 esac
766 done
767 ;;
768 esac
769 done
771 subdirs=
772 for lang in ${srcdir}/gcc/*/config-lang.in ..
773 do
774 case $lang in
775 ..) ;;
776 # The odd quoting in the next line works around
777 # an apparent bug in bash 1.12 on linux.
778 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
779 *)
780 lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang`
781 this_lang_libs=`sed -n -e 's,^target_libs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^target_libs=\([[^ ]]*\).*$,\1,p' $lang`
782 this_lang_dirs=`sed -n -e 's,^lang_dirs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_dirs=\([[^ ]]*\).*$,\1,p' $lang`
783 build_by_default=`sed -n -e 's,^build_by_default=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^build_by_default=\([[^ ]]*\).*$,\1,p' $lang`
784 if test "x$lang_alias" = x
785 then
786 echo "$lang doesn't set \$language." 1>&2
787 exit 1
788 fi
789 case ${build_by_default},${enable_languages}, in
790 *,$lang_alias,*) add_this_lang=yes ;;
791 no,*) add_this_lang=no ;;
792 *,all,*) add_this_lang=yes ;;
793 *) add_this_lang=no ;;
794 esac
795 if test x"${add_this_lang}" = xyes; then
796 eval target_libs='"$target_libs "'\"$this_lang_libs\"
797 else
798 eval noconfigdirs='"$noconfigdirs "'\"$this_lang_libs $this_lang_dirs\"
799 fi
800 ;;
801 esac
802 done
804 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
805 # $target_configdirs.
806 # If we have the source for $noconfigdirs entries, add them to $notsupp.
808 notsupp=""
809 for dir in . $skipdirs $noconfigdirs ; do
810 dirname=`echo $dir | sed -e s/target-//g`
811 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
812 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
813 if test -r $srcdir/$dirname/configure ; then
814 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
815 true
816 else
817 notsupp="$notsupp $dir"
818 fi
819 fi
820 fi
821 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
822 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
823 if test -r $srcdir/$dirname/configure ; then
824 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
825 true
826 else
827 notsupp="$notsupp $dir"
828 fi
829 fi
830 fi
831 done
833 # Sometimes the tools are distributed with libiberty but with no other
834 # libraries. In that case, we don't want to build target-libiberty.
835 if test -n "${target_configdirs}" ; then
836 others=
837 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
838 if test "$i" != "libiberty" ; then
839 if test -r $srcdir/$i/configure ; then
840 others=yes;
841 break;
842 fi
843 fi
844 done
845 if test -z "${others}" ; then
846 target_configdirs=
847 fi
848 fi
850 # Quietly strip out all directories which aren't configurable in this tree.
851 # This relies on all configurable subdirectories being autoconfiscated, which
852 # is now the case.
853 configdirs_all="$configdirs"
854 configdirs=
855 for i in ${configdirs_all} ; do
856 if test -f ${srcdir}/$i/configure ; then
857 configdirs="${configdirs} $i"
858 fi
859 done
860 target_configdirs_all="$target_configdirs"
861 target_configdirs=
862 for i in ${target_configdirs_all} ; do
863 j=`echo $i | sed -e s/target-//g`
864 if test -f ${srcdir}/$j/configure ; then
865 target_configdirs="${target_configdirs} $i"
866 fi
867 done
869 # Produce a warning message for the subdirs we can't configure.
870 # This isn't especially interesting in the Cygnus tree, but in the individual
871 # FSF releases, it's important to let people know when their machine isn't
872 # supported by the one or two programs in a package.
874 if test -n "${notsupp}" && test -z "${norecursion}" ; then
875 # If $appdirs is non-empty, at least one of those directories must still
876 # be configured, or we error out. (E.g., if the gas release supports a
877 # specified target in some subdirs but not the gas subdir, we shouldn't
878 # pretend that all is well.)
879 if test -n "$appdirs" ; then
880 for dir in $appdirs ; do
881 if test -r $dir/Makefile.in ; then
882 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
883 appdirs=""
884 break
885 fi
886 if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
887 appdirs=""
888 break
889 fi
890 fi
891 done
892 if test -n "$appdirs" ; then
893 echo "*** This configuration is not supported by this package." 1>&2
894 exit 1
895 fi
896 fi
897 # Okay, some application will build, or we don't care to check. Still
898 # notify of subdirs not getting built.
899 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
900 echo " ${notsupp}" 1>&2
901 echo " (Any other directories should still work fine.)" 1>&2
902 fi
904 case "$host" in
905 *msdosdjgpp*)
906 enable_gdbtk=no ;;
907 esac
909 copy_dirs=
911 # Handle --with-headers=XXX. If the value is not "yes", the contents of
912 # the named directory are copied to $(tooldir)/sys-include.
913 if test x"${with_headers}" != x ; then
914 if test x${is_cross_compiler} = xno ; then
915 echo 1>&2 '***' --with-headers is only supported when cross compiling
916 exit 1
917 fi
918 if test x"${with_headers}" != xyes ; then
919 case "${exec_prefixoption}" in
920 "") x=${prefix} ;;
921 *) x=${exec_prefix} ;;
922 esac
923 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
924 fi
925 fi
927 # Handle --with-libs=XXX. If the value is not "yes", the contents of
928 # the name directories are copied to $(tooldir)/lib. Multiple directories
929 # are permitted.
930 if test x"${with_libs}" != x ; then
931 if test x${is_cross_compiler} = xno ; then
932 echo 1>&2 '***' --with-libs is only supported when cross compiling
933 exit 1
934 fi
935 if test x"${with_libs}" != xyes ; then
936 # Copy the libraries in reverse order, so that files in the first named
937 # library override files in subsequent libraries.
938 case "${exec_prefixoption}" in
939 "") x=${prefix} ;;
940 *) x=${exec_prefix} ;;
941 esac
942 for l in ${with_libs}; do
943 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
944 done
945 fi
946 fi
948 # Handle ${copy_dirs}
949 set fnord ${copy_dirs}
950 shift
951 while test $# != 0 ; do
952 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
953 :
954 else
955 echo Copying $1 to $2
957 # Use the install script to create the directory and all required
958 # parent directories.
959 if test -d $2 ; then
960 :
961 else
962 echo >config.temp
963 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
964 fi
966 # Copy the directory, assuming we have tar.
967 # FIXME: Should we use B in the second tar? Not all systems support it.
968 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
970 # It is the responsibility of the user to correctly adjust all
971 # symlinks. If somebody can figure out how to handle them correctly
972 # here, feel free to add the code.
974 echo $1 > $2/COPIED
975 fi
976 shift; shift
977 done
979 # Work in distributions that contain no compiler tools, like Autoconf.
980 tentative_cc=""
981 host_makefile_frag=/dev/null
982 if test -d ${srcdir}/config ; then
983 case "${host}" in
984 m68k-hp-hpux*)
985 # Avoid "too much defining" errors from HPUX compiler.
986 tentative_cc="cc -Wp,-H256000"
987 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
988 # If it's HP/UX ar, this should be harmless.
989 RANLIB="ar ts"
990 ;;
991 m68k-apollo-sysv*)
992 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
993 ;;
994 m68k-apollo-bsd*)
995 #None of the Apollo compilers can compile gas or binutils. The preprocessor
996 # chokes on bfd, the compiler won't let you assign integers to enums, and
997 # other problems. Defining CC to gcc is a questionable way to say "don't use
998 # the apollo compiler" (the preferred version of GCC could be called cc,
999 # or whatever), but I'm not sure leaving CC as cc is any better...
1000 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1001 # Used to have BISON=yacc.
1002 tentative_cc=gcc
1003 ;;
1004 m88k-dg-dgux*)
1005 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1006 ;;
1007 m88k-harris-cxux*)
1008 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1009 tentative_cc="cc -Xa"
1010 host_makefile_frag="config/mh-cxux"
1011 ;;
1012 m88k-motorola-sysv*)
1013 ;;
1014 mips*-dec-ultrix*)
1015 tentative_cc="cc -Wf,-XNg1000"
1016 host_makefile_frag="config/mh-decstation"
1017 ;;
1018 mips*-nec-sysv4*)
1019 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1020 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1021 host_makefile_frag="config/mh-necv4"
1022 ;;
1023 mips*-sgi-irix4*)
1024 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1025 # environment. Also bump switch table size so that cp-parse will
1026 # compile. Bump string length limit so linker builds.
1027 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1028 ;;
1029 mips*-*-sysv4*)
1030 host_makefile_frag="config/mh-sysv4"
1031 ;;
1032 mips*-*-sysv*)
1033 # This is for a MIPS running RISC/os 4.52C.
1035 # This is needed for GDB, but needs to be in the top-level make because
1036 # if a library is compiled with the bsd headers and gets linked with the
1037 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1038 # a different size).
1039 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1040 # known except to select the sysv environment. Could we use /proc instead?
1041 # These "sysv environments" and "bsd environments" often end up being a pain.
1042 #
1043 # This is not part of CFLAGS because perhaps not all C compilers have this
1044 # option.
1045 tentative_cc="cc -systype sysv"
1046 ;;
1047 i370-ibm-opened*)
1048 tentative_cc="c89"
1049 ;;
1050 i[[3456]]86-*-sysv5*)
1051 host_makefile_frag="config/mh-sysv5"
1052 ;;
1053 i[[3456]]86-*-dgux*)
1054 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1055 host_makefile_frag="config/mh-dgux386"
1056 ;;
1057 i[[3456]]86-ncr-sysv4.3*)
1058 # The MetaWare compiler will generate a copyright message unless you
1059 # turn it off by adding the -Hnocopyr flag.
1060 tentative_cc="cc -Hnocopyr"
1061 ;;
1062 i[[3456]]86-ncr-sysv4*)
1063 # for an NCR 3000 (i486/SVR4) system.
1064 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1065 # This compiler not only emits obnoxious copyright messages every time
1066 # you run it, but it chokes and dies on a whole bunch of GNU source
1067 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1068 tentative_cc="/usr/ccs/ATT/cc"
1069 host_makefile_frag="config/mh-ncr3000"
1070 ;;
1071 i[[3456]]86-*-sco3.2v5*)
1072 ;;
1073 i[[3456]]86-*-sco*)
1074 # The native C compiler botches some simple uses of const. Unfortunately,
1075 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1076 tentative_cc="cc -Dconst="
1077 host_makefile_frag="config/mh-sco"
1078 ;;
1079 i[[3456]]86-*-udk*)
1080 host_makefile_frag="config/mh-sysv5"
1081 ;;
1082 i[[3456]]86-*-solaris2*)
1083 host_makefile_frag="config/mh-sysv4"
1084 ;;
1085 i[[3456]]86-*-msdosdjgpp*)
1086 host_makefile_frag="config/mh-djgpp"
1087 ;;
1088 *-cygwin*)
1089 host_makefile_frag="config/mh-cygwin"
1090 ;;
1091 *-mingw32*)
1092 host_makefile_frag="config/mh-mingw32"
1093 ;;
1094 *-interix*)
1095 host_makefile_frag="config/mh-interix"
1096 ;;
1097 vax-*-ultrix2*)
1098 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1099 tentative_cc=gcc
1100 ;;
1101 *-*-solaris2*)
1102 host_makefile_frag="config/mh-solaris"
1103 ;;
1104 m68k-sun-sunos*)
1105 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1106 # without overflowing the jump tables (-J says to use a 32 bit table)
1107 tentative_cc="cc -J"
1108 ;;
1109 *-hp-hpux*)
1110 tentative_cc="cc -Wp,-H256000"
1111 ;;
1112 *-*-hiux*)
1113 tentative_cc="cc -Wp,-H256000"
1114 ;;
1115 rs6000-*-lynxos*)
1116 # /bin/cc is less than useful for our purposes. Always use GCC
1117 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1118 host_makefile_frag="config/mh-lynxrs6k"
1119 ;;
1120 *-*-lynxos*)
1121 # /bin/cc is less than useful for our purposes. Always use GCC
1122 tentative_cc="/bin/gcc"
1123 ;;
1124 *-*-sysv4*)
1125 host_makefile_frag="config/mh-sysv4"
1126 ;;
1127 esac
1128 fi
1130 extra_arflags_for_target=
1131 extra_nmflags_for_target=
1132 extra_ranlibflags_for_target=
1133 target_makefile_frag=/dev/null
1134 case "${target}" in
1135 i[[3456]]86-*-netware*)
1136 target_makefile_frag="config/mt-netware"
1137 ;;
1138 powerpc-*-netware*)
1139 target_makefile_frag="config/mt-netware"
1140 ;;
1141 *-*-linux*)
1142 target_makefile_frag="config/mt-linux"
1143 ;;
1144 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1145 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1146 # commands to handle both 32-bit and 64-bit objects. These flags are
1147 # harmless if we're using GNU nm or ar.
1148 extra_arflags_for_target=" -X32_64"
1149 extra_nmflags_for_target=" -B -X32_64"
1150 ;;
1151 *-*-darwin*)
1152 # ranlib from Darwin requires the -c flag to look at common symbols.
1153 extra_ranlibflags_for_target=" -c"
1154 ;;
1155 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1156 target_makefile_frag="config/mt-wince"
1157 ;;
1158 esac
1160 alphaieee_frag=/dev/null
1161 case $target in
1162 alpha*-*-*)
1163 # This just makes sure to use the -mieee option to build target libs.
1164 # This should probably be set individually by each library.
1165 alphaieee_frag="config/mt-alphaieee"
1166 ;;
1167 esac
1169 # If --enable-target-optspace always use -Os instead of -O2 to build
1170 # the target libraries, similarly if it is not specified, use -Os
1171 # on selected platforms.
1172 ospace_frag=/dev/null
1173 case "${enable_target_optspace}:${target}" in
1174 yes:*)
1175 ospace_frag="config/mt-ospace"
1176 ;;
1177 :d30v-*)
1178 ospace_frag="config/mt-d30v"
1179 ;;
1180 :m32r-* | :d10v-* | :fr30-*)
1181 ospace_frag="config/mt-ospace"
1182 ;;
1183 no:* | :*)
1184 ;;
1185 *)
1186 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1187 ;;
1188 esac
1190 # Set with_gnu_as and with_gnu_ld as appropriate.
1191 #
1192 # This is done by determining whether or not the appropriate directory
1193 # is available, and by checking whether or not specific configurations
1194 # have requested that this magic not happen.
1195 #
1196 # The command line options always override the explicit settings in
1197 # configure.in, and the settings in configure.in override this magic.
1198 #
1199 # If the default for a toolchain is to use GNU as and ld, and you don't
1200 # want to do that, then you should use the --without-gnu-as and
1201 # --without-gnu-ld options for the configure script.
1203 if test x${use_gnu_as} = x &&
1204 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1205 with_gnu_as=yes
1206 extra_host_args="$extra_host_args --with-gnu-as"
1207 fi
1209 if test x${use_gnu_ld} = x &&
1210 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1211 with_gnu_ld=yes
1212 extra_host_args="$extra_host_args --with-gnu-ld"
1213 fi
1215 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1216 # can detect this case.
1218 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1219 with_newlib=yes
1220 extra_host_args="$extra_host_args --with-newlib"
1221 fi
1224 # Default to using --with-stabs for certain targets.
1225 if test x${with_stabs} = x ; then
1226 case "${target}" in
1227 mips*-*-irix6*o32)
1228 with_stabs=yes;
1229 extra_host_args="${extra_host_args} --with-stabs"
1230 ;;
1231 mips*-*-irix6*)
1232 ;;
1233 mips*-*-* | alpha*-*-osf*)
1234 with_stabs=yes;
1235 extra_host_args="${extra_host_args} --with-stabs"
1236 ;;
1237 esac
1238 fi
1240 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1241 # them automatically.
1242 case "${host}" in
1243 hppa*64*-*-hpux11*)
1244 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1245 ;;
1246 esac
1248 # If we aren't going to be using gcc, see if we can extract a definition
1249 # of CC from the fragment.
1250 # Actually, use the 'pre-extracted' version above.
1251 if test -z "${CC}" && test "${build}" = "${host}" ; then
1252 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1253 found=
1254 for dir in $PATH; do
1255 test -z "$dir" && dir=.
1256 if test -f $dir/gcc; then
1257 found=yes
1258 break
1259 fi
1260 done
1261 IFS="$save_ifs"
1262 if test -z "${found}" && test -n "${tentative_cc}" ; then
1263 CC=$tentative_cc
1264 fi
1265 fi
1267 # Some systems (e.g., one of the i386-aix systems the gas testers are
1268 # using) don't handle "\$" correctly, so don't use it here.
1269 tooldir='$(exec_prefix)'/${target_alias}
1270 build_tooldir=${tooldir}
1272 # Generate a default definition for YACC. This is used if the makefile can't
1273 # locate bison or byacc in objdir.
1275 for prog in 'bison -y' byacc yacc
1276 do
1277 set dummy $prog; tmp=$2
1278 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1279 for dir in $PATH; do
1280 test -z "$dir" && dir=.
1281 if test -f $dir/$tmp; then
1282 DEFAULT_YACC="$prog"
1283 break
1284 fi
1285 done
1286 IFS="$save_ifs"
1288 test -n "$DEFAULT_YACC" && break
1289 done
1291 # Generate a default definition for M4. This is used if the makefile can't
1292 # locate m4 in objdir.
1294 for prog in gm4 gnum4 m4
1295 do
1296 set dummy $prog; tmp=$2
1297 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1298 for dir in $PATH; do
1299 test -z "$dir" && dir=.
1300 if test -f $dir/$tmp; then
1301 DEFAULT_M4="$prog"
1302 break
1303 fi
1304 done
1305 IFS="$save_ifs"
1307 test -n "$DEFAULT_M4" && break
1308 done
1310 # Generate a default definition for LEX. This is used if the makefile can't
1311 # locate flex in objdir.
1313 for prog in flex lex
1314 do
1315 set dummy $prog; tmp=$2
1316 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1317 for dir in $PATH; do
1318 test -z "$dir" && dir=.
1319 if test -f $dir/$tmp; then
1320 DEFAULT_LEX="$prog"
1321 break
1322 fi
1323 done
1324 IFS="$save_ifs"
1326 test -n "$DEFAULT_LEX" && break
1327 done
1329 if test "${build}" != "${host}" ; then
1330 # If we are doing a Canadian Cross, in which the host and build systems
1331 # are not the same, we set reasonable default values for the tools.
1333 BISON=${BISON-bison}
1334 CC=${CC-${host_alias}-gcc}
1335 CFLAGS=${CFLAGS-"-g -O2"}
1336 CXX=${CXX-${host_alias}-c++}
1337 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1338 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1339 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
1340 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
1341 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
1342 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
1343 BUILD_PREFIX=${build_alias}-
1344 BUILD_PREFIX_1=${build_alias}-
1345 MAKEINFO=${MAKEINFO-makeinfo}
1347 if test -z "${YACC}" ; then
1348 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1349 for dir in $PATH; do
1350 test -z "$dir" && dir=.
1351 if test -f $dir/bison; then
1352 YACC="bison -y"
1353 break
1354 fi
1355 if test -f $dir/byacc; then
1356 YACC=byacc
1357 break
1358 fi
1359 if test -f $dir/yacc; then
1360 YACC=yacc
1361 break
1362 fi
1363 done
1364 IFS="$save_ifs"
1365 if test -z "${YACC}" ; then
1366 YACC="bison -y"
1367 fi
1368 fi
1370 if test -z "${LEX}" ; then
1371 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1372 for dir in $PATH; do
1373 test -z "$dir" && dir=.
1374 if test -f $dir/flex; then
1375 LEX=flex
1376 break
1377 fi
1378 if test -f $dir/lex; then
1379 LEX=lex
1380 break
1381 fi
1382 done
1383 IFS="$save_ifs"
1384 LEX=${LEX-flex}
1385 fi
1387 else
1388 # Set reasonable default values for some tools even if not Canadian.
1389 # Of course, these are different reasonable default values, originally
1390 # specified directly in the Makefile.
1391 # We don't export, so that autoconf can do its job.
1392 # Note that all these settings are above the fragment inclusion point
1393 # in Makefile.in, so can still be overridden by fragments.
1394 # This is all going to change when we autoconfiscate...
1396 BISON="\$(USUAL_BISON)"
1397 CC_FOR_BUILD="\$(CC)"
1398 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1399 BUILD_PREFIX=
1400 BUILD_PREFIX_1=loser-
1401 MAKEINFO="\$(USUAL_MAKEINFO)"
1402 LEX="\$(USUAL_LEX)"
1403 YACC="\$(USUAL_YACC)"
1405 # If CC is still not set, try to get gcc.
1406 cc_prog_is_gcc=
1407 if test -z "${CC}" ; then
1408 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1409 for dir in $PATH; do
1410 test -z "$dir" && dir=.
1411 if test -f $dir/gcc; then
1412 CC="gcc"
1413 cc_prog_is_gcc=yes
1414 echo 'void f(){}' > conftest.c
1415 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1416 CFLAGS=${CFLAGS-"-g -O2"}
1417 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1418 else
1419 CFLAGS=${CFLAGS-"-O2"}
1420 CXXFLAGS=${CXXFLAGS-"-O2"}
1421 fi
1422 rm -f conftest*
1423 break
1424 fi
1425 done
1426 IFS="$save_ifs"
1427 CC=${CC-cc}
1428 else
1429 # Determine if we are using gcc.
1430 cat > conftest.c <<EOF
1431 #ifdef __GNUC__
1432 yes;
1433 #endif
1434 EOF
1435 if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
1436 cc_prog_is_gcc=yes
1437 fi
1438 rm -f conftest.c
1439 if test -z "${CFLAGS}"; then
1440 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1441 # is set to a version of gcc.
1442 if test "$cc_prog_is_gcc" = yes; then
1443 echo 'void f(){}' > conftest.c
1444 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1445 CFLAGS=${CFLAGS-"-g -O2"}
1446 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1447 else
1448 CFLAGS=${CFLAGS-"-O2"}
1449 CXXFLAGS=${CXXFLAGS-"-O2"}
1450 fi
1451 rm -f conftest*
1452 fi
1453 fi
1454 fi
1456 # We must set the default linker to the linker used by gcc for the correct
1457 # operation of libtool. If LD is not defined and we are using gcc, try to
1458 # set the LD default to the ld used by gcc.
1459 if test -z "$LD"; then
1460 if test "$cc_prog_is_gcc" = yes; then
1461 case $build in
1462 *-*-mingw*)
1463 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1464 *)
1465 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1466 esac
1467 case $gcc_prog_ld in
1468 # Accept absolute paths.
1469 [[\\/]* | [A-Za-z]:[\\/]*)]
1470 LD="$gcc_prog_ld" ;;
1471 esac
1472 fi
1473 fi
1475 CXX=${CXX-"c++"}
1476 CFLAGS=${CFLAGS-"-g"}
1477 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1478 fi
1480 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1481 # Set up the list of links to be made.
1482 # ${links} is the list of link names, and ${files} is the list of names to link to.
1484 # Make the links.
1485 configlinks="${links}"
1486 if test -r ./config.status ; then
1487 mv -f ./config.status ./config.back
1488 fi
1489 while test -n "${files}" ; do
1490 # set file to car of files, files to cdr of files
1491 set ${files}; file=$1; shift; files=$*
1492 set ${links}; link=$1; shift; links=$*
1494 if test ! -r ${srcdir}/${file} ; then
1495 if test ! -r ${file} ; then
1496 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1497 echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1498 exit 1
1499 else
1500 srcfile=${file}
1501 fi
1502 else
1503 srcfile=${srcdir}/${file}
1504 fi
1506 ${remove} -f ${link}
1507 # Make a symlink if possible, otherwise try a hard link
1508 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1509 true
1510 else
1511 # We need to re-remove the file because Lynx leaves a
1512 # very strange directory there when it fails an NFS symlink.
1513 ${remove} -r -f ${link}
1514 ${hard_link} ${srcfile} ${link}
1515 fi
1516 if test ! -r ${link} ; then
1517 echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1518 exit 1
1519 fi
1521 echo "Linked \"${link}\" to \"${srcfile}\"."
1522 done
1524 # Create a .gdbinit file which runs the one in srcdir
1525 # and tells GDB to look there for source files.
1527 if test -r ${srcdir}/.gdbinit ; then
1528 case ${srcdir} in
1529 .) ;;
1530 *) cat > ./.gdbinit <<EOF
1531 # ${NO_EDIT}
1532 dir ${srcdir}
1533 dir .
1534 source ${srcdir}/.gdbinit
1535 EOF
1536 ;;
1537 esac
1538 fi
1540 # Make sure that the compiler is able to generate an executable. If it
1541 # can't, we are probably in trouble. We don't care whether we can run the
1542 # executable--we might be using a cross compiler--we only care whether it
1543 # can be created. At this point the main configure script has set CC.
1544 we_are_ok=no
1545 echo "int main () { return 0; }" > conftest.c
1546 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1547 if test $? = 0 ; then
1548 if test -s conftest || test -s conftest.exe ; then
1549 we_are_ok=yes
1550 fi
1551 fi
1552 case $we_are_ok in
1553 no)
1554 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1555 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1556 rm -f conftest*
1557 exit 1
1558 ;;
1559 esac
1560 rm -f conftest*
1562 # The Solaris /usr/ucb/cc compiler does not appear to work.
1563 case "${host}" in
1564 sparc-sun-solaris2*)
1565 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1566 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1567 could_use=
1568 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1569 if test -d /opt/cygnus/bin ; then
1570 if test "$could_use" = "" ; then
1571 could_use="/opt/cygnus/bin"
1572 else
1573 could_use="$could_use or /opt/cygnus/bin"
1574 fi
1575 fi
1576 if test "$could_use" = "" ; then
1577 echo "Warning: compilation may fail because you're using"
1578 echo "/usr/ucb/cc. You should change your PATH or CC "
1579 echo "variable and rerun configure."
1580 else
1581 echo "Warning: compilation may fail because you're using"
1582 echo "/usr/ucb/cc, when you should use the C compiler from"
1583 echo "$could_use. You should change your"
1584 echo "PATH or CC variable and rerun configure."
1585 fi
1586 fi
1587 ;;
1588 esac
1590 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1591 # binutils tools will find libbfd.so.
1592 case "${enable_shared}" in
1593 no | "") SET_LIB_PATH= ;;
1594 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1595 esac
1597 case "${host}" in
1598 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1599 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1600 esac
1602 # Record target_configdirs and the configure arguments for target and
1603 # build configuration in Makefile.
1604 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1606 # This is the final value for target_configdirs. configdirs already
1607 # has its final value. It's time to create some lists of valid targets.
1609 # While at that, we remove Makefiles if we were started for recursive
1610 # configuration, such that the top-level Makefile reconfigures them,
1611 # like we used to do when configure itself was recursive.
1613 all_build_modules=
1614 configure_build_modules=
1615 # Only make build modules if build != host.
1616 # This should be done more generally, but at the moment it doesn't matter.
1617 if test ${host_alias} != ${build_alias} ; then
1618 for module in libiberty ; do
1619 all_build_modules=all-build-${module}
1620 configure_build_modules=configure-build-${module}
1621 if test -z "${no_recursion}" \
1622 && test -f ${build_subdir}/${module}/Makefile; then
1623 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1624 rm -f ${build_subdir}/${module}/Makefile
1625 fi
1626 done
1627 fi
1629 all_host_modules=
1630 check_host_modules=
1631 install_host_modules=
1632 configure_host_modules=
1633 for module in ${configdirs} ; do
1634 all_host_modules="${all_host_modules} all-${module}"
1635 check_host_modules="${check_host_modules} check-${module}"
1636 install_host_modules="${install_host_modules} install-${module}"
1637 configure_host_modules="${configure_host_modules} configure-${module}"
1638 if test -z "${no_recursion}" \
1639 && test -f ${module}/Makefile; then
1640 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1641 rm -f ${module}/Makefile
1642 fi
1643 done
1644 install_host_modules_nogcc=`echo "${install_host_modules}" | sed -e 's/install-gcc//g'`
1646 all_target_modules=
1647 check_target_modules=
1648 install_target_modules=
1649 configure_target_modules=
1650 for module in ${target_configdirs} ; do
1651 all_target_modules="${all_target_modules} all-target-${module}"
1652 check_target_modules="${check_target_modules} check-target-${module}"
1653 install_target_modules="${install_target_modules} install-target-${module}"
1654 configure_target_modules="${configure_target_modules} configure-target-${module}"
1655 if test -z "${no_recursion}" \
1656 && test -f ${target_subdir}/${module}/Makefile; then
1657 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1658 rm -f ${target_subdir}/${module}/Makefile
1659 fi
1660 done
1662 # Determine whether gdb needs tk/tcl or not.
1663 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1664 # and in that case we want gdb to be built without tk. Ugh!
1665 # In fact I believe gdb is the *only* package directly dependent on tk,
1666 # so we should be able to put the 'maybe's in unconditionally and
1667 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1668 # 100% sure that that's safe though.
1670 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1671 case "$enable_gdbtk" in
1672 no)
1673 GDB_TK="" ;;
1674 yes)
1675 GDB_TK="${gdb_tk}" ;;
1676 *)
1677 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1678 # distro. Eventually someone will fix this and move Insight, nee
1679 # gdbtk to a separate directory.
1680 if test -d ${srcdir}/gdb/gdbtk ; then
1681 GDB_TK="${gdb_tk}"
1682 else
1683 GDB_TK=""
1684 fi
1685 ;;
1686 esac
1688 # Create the 'maybe dependencies'. This uses a temporary file.
1689 rm -f maybedep.tmp
1690 echo '# maybedep.tmp' > maybedep.tmp
1691 for item in ${all_build_modules} ${all_host_modules} ${all_target_modules} \
1692 ${install_host_modules} ${install_target_modules} \
1693 ${configure_build_modules} ${configure_host_modules} ${configure_target_modules} \
1694 ; do
1695 echo "maybe-${item}: ${item}" >> maybedep.tmp
1696 done
1697 maybe_dependencies=maybedep.tmp
1698 AC_SUBST_FILE(maybe_dependencies)
1700 # Create the serialization dependencies. This uses a temporary file.
1702 AC_ARG_ENABLE([serial-configure],
1703 [ --disable-serial-[{host,target,build}-]configure
1704 Don't force sequential configuration of
1705 sub-packages for the host, target or build
1706 machine, or of any sub-packages at all])
1708 # These force 'configure's to be done one at a time, to avoid problems
1709 # with contention over a shared config.cache.
1710 rm -f serdep.tmp
1711 echo '# serdep.tmp' > serdep.tmp
1712 olditem=
1713 test "x${enable_serial_configure}" = xno ||
1714 test "x${enable_serial_build_configure}" = xno ||
1715 for item in ${build_configdirs} ; do
1716 case ${olditem} in
1717 "") ;;
1718 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1719 esac
1720 olditem=${item}
1721 done
1722 olditem=
1723 test "x${enable_serial_configure}" = xno ||
1724 test "x${enable_serial_host_configure}" = xno ||
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${enable_serial_configure}" = xno ||
1734 test "x${enable_serial_target_configure}" = xno ||
1735 for item in ${target_configdirs} ; do
1736 case ${olditem} in
1737 "") ;;
1738 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1739 esac
1740 olditem=${item}
1741 done
1742 serialization_dependencies=serdep.tmp
1743 AC_SUBST_FILE(serialization_dependencies)
1745 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1746 # target and nonopt. These are the ones we might not want to pass
1747 # down to subconfigures.
1748 baseargs=`echo " ${ac_configure_args} " | \
1749 sed -e 's/ --no[[^ ]]* / /' \
1750 -e 's/ --c[[a-z-]]*[[= ]][[^ ]]* / /' \
1751 -e 's/ --sr[[a-z-]]*[[= ]][[^ ]]* / /' \
1752 -e 's/ --ho[[a-z-]]*[[= ]][[^ ]]* / /' \
1753 -e 's/ --bu[[a-z-]]*[[= ]][[^ ]]* / /' \
1754 -e 's/ --t[[a-z-]]*[[= ]][[^ ]]* / /' \
1755 -e 's/ -cache-file[[= ]][[^ ]]* / /' \
1756 -e 's/ -srcdir[[= ]][[^ ]]* / /' \
1757 -e 's/ -host[[= ]][[^ ]]* / /' \
1758 -e 's/ -build[[= ]][[^ ]]* / /' \
1759 -e 's/ -target[[= ]][[^ ]]* / /' \
1760 -e 's/ [[^ -][^ ]*] / /' \
1761 -e 's/^ *//;s/ *$//'`
1763 # For the build-side libraries, we just need to pretend we're native,
1764 # and not use the same cache file. Multilibs are neither needed nor
1765 # desired.
1766 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1768 # For host modules, accept cache file option, or specification as blank.
1769 case "${cache_file}" in
1770 "") # empty
1771 cache_file_option="" ;;
1772 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1773 cache_file_option="--cache-file=${cache_file}" ;;
1774 *) # relative path
1775 cache_file_option="--cache-file=../${cache_file}" ;;
1776 esac
1778 host_configargs="${cache_file_option} --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1780 target_configargs=${baseargs}
1782 # Passing a --with-cross-host argument lets the target libraries know
1783 # whether they are being built with a cross-compiler or being built
1784 # native. However, it would be better to use other mechanisms to make the
1785 # sorts of decisions they want to make on this basis. Please consider
1786 # this option to be deprecated. FIXME.
1787 if test x${is_cross_compiler} = xyes ; then
1788 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1789 fi
1791 # Default to --enable-multilib.
1792 if test x${enable_multilib} = x ; then
1793 target_configargs="--enable-multilib ${target_configargs}"
1794 fi
1796 # Pass --with-newlib if appropriate. Note that target_configdirs has
1797 # changed from the earlier setting of with_newlib.
1798 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1799 target_configargs="--with-newlib ${target_configargs}"
1800 fi
1802 # Pass the appropriate --host, --build, and --cache-file arguments.
1803 target_configargs="--cache-file=../config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1805 # provide a proper gxx_include_dir.
1806 # Note, if you change the default, make sure to fix both here and in
1807 # the gcc and libstdc++-v3 subdirectories.
1808 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1809 case "${with_gxx_include_dir}" in
1810 yes)
1811 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1812 ;;
1813 no | "")
1814 case "${enable_version_specific_runtime_libs}" in
1815 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1816 *)
1817 . ${srcdir}/config.if
1818 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1819 esac ;;
1820 *) gxx_include_dir=${with_gxx_include_dir} ;;
1821 esac
1823 FLAGS_FOR_TARGET=
1824 case " $target_configdirs " in
1825 *" newlib "*)
1826 case " $target_configargs " in
1827 *" --with-newlib "*)
1828 case "$target" in
1829 *-cygwin*)
1830 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' ;;
1831 esac
1833 # If we're not building GCC, don't discard standard headers.
1834 if test -d ${srcdir}/gcc; then
1835 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1837 if test "${build}" != "${host}"; then
1838 # On Canadian crosses, CC_FOR_TARGET will have already been set
1839 # by `configure', so we won't have an opportunity to add -Bgcc/
1840 # to it. This is right: we don't want to search that directory
1841 # for binaries, but we want the header files in there, so add
1842 # them explicitly.
1843 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1845 # Someone might think of using the pre-installed headers on
1846 # Canadian crosses, in case the installed compiler is not fully
1847 # compatible with the compiler being built. In this case, it
1848 # would be better to flag an error than risking having
1849 # incompatible object files being constructed. We can't
1850 # guarantee that an error will be flagged, but let's hope the
1851 # compiler will do it, when presented with incompatible header
1852 # files.
1853 fi
1854 fi
1856 case "${target}-${is_cross_compiler}" in
1857 i[[3456]]86-*-linux*-no)
1858 # Here host == target, so we don't need to build gcc,
1859 # so we don't want to discard standard headers.
1860 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1861 ;;
1862 *)
1863 # If we're building newlib, use its generic headers last, but search
1864 # for any libc-related directories first (so make it the last -B
1865 # switch).
1866 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1867 ;;
1868 esac
1869 ;;
1870 esac
1871 ;;
1872 esac
1874 # On Canadian crosses, we'll be searching the right directories for
1875 # the previously-installed cross compiler, so don't bother to add
1876 # flags for directories within the install tree of the compiler
1877 # being built; programs in there won't even run.
1878 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1879 # Search for pre-installed headers if nothing else fits.
1880 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
1881 fi
1883 if test "x${use_gnu_ld}" = x &&
1884 echo " ${configdirs} " | grep " ld " > /dev/null ; then
1885 # Arrange for us to find uninstalled linker scripts.
1886 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1887 fi
1889 if test "x${CC_FOR_TARGET+set}" = xset; then
1890 :
1891 elif test -d ${srcdir}/gcc; then
1892 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1893 elif test "$host" = "$target"; then
1894 CC_FOR_TARGET='$(CC)'
1895 else
1896 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1897 fi
1898 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1900 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1901 :
1902 elif test -d ${srcdir}/gcc; then
1903 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1904 elif test "$host" = "$target"; then
1905 GCJ_FOR_TARGET='gcj'
1906 else
1907 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1908 fi
1909 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1911 # Don't use libstdc++-v3's flags to configure/build itself.
1912 libstdcxx_flags='`test ! -f $$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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1913 raw_libstdcxx_flags=' -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1915 if test "x${CXX_FOR_TARGET+set}" = xset; then
1916 :
1917 elif test -d ${srcdir}/gcc; then
1918 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
1919 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
1920 # default whereas gcc does not.
1921 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
1922 # all other cases.
1923 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
1924 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
1925 elif test "$host" = "$target"; then
1926 CXX_FOR_TARGET='$(CXX)'
1927 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1928 else
1929 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
1930 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1931 fi
1932 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1933 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1935 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1936 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1938 # We want to defer the evaluation of `cmd`s and shell variables in
1939 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
1940 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
1941 # quotes, but we still have to duplicate `$'s so that shell variables
1942 # can be expanded by the nested make as shell variables, not as make
1943 # macros.
1944 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1945 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1947 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
1948 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
1949 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
1950 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
1951 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
1952 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
1953 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
1955 # Makefile fragments.
1956 host_makefile_frag=${srcdir}/${host_makefile_frag}
1957 target_makefile_frag=${srcdir}/${target_makefile_frag}
1958 alphaieee_frag=${srcdir}/${alphaieee_frag}
1959 ospace_frag=${srcdir}/${ospace_frag}
1960 AC_SUBST_FILE(host_makefile_frag)
1961 AC_SUBST_FILE(target_makefile_frag)
1962 AC_SUBST_FILE(alphaieee_frag)
1963 AC_SUBST_FILE(ospace_frag)
1965 # Miscellanea: directories, flags, etc.
1966 AC_SUBST(SET_LIB_PATH)
1967 AC_SUBST(RPATH_ENVVAR)
1968 AC_SUBST(BUILD_PREFIX)
1969 AC_SUBST(BUILD_PREFIX_1)
1970 AC_SUBST(configlinks)
1971 AC_SUBST(gcc_version_trigger)
1972 AC_SUBST(gcc_version)
1973 AC_SUBST(tooldir)
1974 AC_SUBST(build_tooldir)
1975 AC_SUBST(GDB_TK)
1976 AC_SUBST(gxx_include_dir)
1977 AC_SUBST(libstdcxx_incdir)
1979 # Build module lists & subconfigure args.
1980 AC_SUBST(build_subdir)
1981 AC_SUBST(build_configargs)
1982 AC_SUBST(configure_build_modules)
1983 AC_SUBST(all_build_modules)
1985 # Host module lists & subconfigure args.
1986 AC_SUBST(host_configargs)
1987 AC_SUBST(configdirs)
1988 AC_SUBST(configure_host_modules)
1989 AC_SUBST(all_host_modules)
1990 AC_SUBST(check_host_modules)
1991 AC_SUBST(install_host_modules)
1992 AC_SUBST(install_host_modules_nogcc)
1994 # Target module lists & subconfigure args.
1995 AC_SUBST(target_subdir)
1996 AC_SUBST(target_configargs)
1997 AC_SUBST(target_configdirs)
1998 AC_SUBST(configure_target_modules)
1999 AC_SUBST(all_target_modules)
2000 AC_SUBST(check_target_modules)
2001 AC_SUBST(install_target_modules)
2003 # Build tools.
2004 AC_SUBST(BISON)
2005 AC_SUBST(CC_FOR_BUILD)
2006 AC_SUBST(LEX)
2007 AC_SUBST(MAKEINFO)
2008 AC_SUBST(YACC)
2009 AC_SUBST(config_shell)
2011 # Host tools.
2012 NCN_STRICT_CHECK_TOOL(AR, ar)
2013 NCN_STRICT_CHECK_TOOL(AS, as)
2014 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2015 NCN_STRICT_CHECK_TOOL(LD, ld)
2016 NCN_STRICT_CHECK_TOOL(NM, nm)
2017 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2018 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2019 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2020 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2021 AC_SUBST(CC)
2022 AC_SUBST(CXX)
2023 AC_SUBST(CFLAGS)
2024 AC_SUBST(CXXFLAGS)
2025 AC_SUBST(DEFAULT_YACC)
2026 AC_SUBST(DEFAULT_LEX)
2027 AC_SUBST(DEFAULT_M4)
2029 # Target tools.
2030 NCN_STRICT_CHECK_TARGET_TOOL(AR_FOR_TARGET, ar)
2031 NCN_STRICT_CHECK_TARGET_TOOL(AS_FOR_TARGET, as)
2032 NCN_STRICT_CHECK_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2033 NCN_STRICT_CHECK_TARGET_TOOL(LD_FOR_TARGET, ld)
2034 NCN_STRICT_CHECK_TARGET_TOOL(NM_FOR_TARGET, nm)
2035 NCN_STRICT_CHECK_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2036 NCN_STRICT_CHECK_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2038 AC_SUBST(GCC_FOR_TARGET)
2039 AC_SUBST(FLAGS_FOR_TARGET)
2040 AC_SUBST(CC_FOR_TARGET)
2041 AC_SUBST(GCJ_FOR_TARGET)
2042 AC_SUBST(CXX_FOR_TARGET)
2043 AC_SUBST(RAW_CXX_FOR_TARGET)
2044 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2045 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2047 # Fix up target tools.
2048 if test "x${build}" = "x${host}" ; then
2049 # In this case, the newly built tools can and should be used,
2050 # so we override the results of the autoconf tests.
2051 # This should really only happen when the tools are actually being built,
2052 # but that's a further refinement. The new build scheme, where
2053 # tools are built into a structure paralleling where they're installed,
2054 # should also eliminate all of this cleanly.
2055 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2056 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2057 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2058 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2059 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2060 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2061 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2062 fi
2063 # Certain tools may need extra flags.
2064 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2065 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2066 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2068 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2069 AC_ARG_ENABLE(maintainer-mode,
2070 [ --enable-maintainer-mode enable make rules and dependencies not useful
2071 (and sometimes confusing) to the casual installer],
2072 USE_MAINTAINER_MODE=$enableval,
2073 USE_MAINTAINER_MODE=no)
2074 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2075 AC_SUBST(MAINTAINER_MODE_TRUE)
2076 AC_SUBST(MAINTAINER_MODE_FALSE)
2077 if test "$USE_MAINTAINER_MODE" = yes; then
2078 MAINTAINER_MODE_TRUE=
2079 MAINTAINER_MODE_FALSE='#'
2080 else
2081 MAINTAINER_MODE_TRUE='#'
2082 MAINTAINER_MODE_FALSE=
2083 fi
2084 MAINT=$MAINTAINER_MODE_TRUE
2085 AC_SUBST(MAINT)dnl
2087 AC_OUTPUT(Makefile)