| blob | 5c461fc804947f59398cece830bc91f65621f8a9 |
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 # Get 'install' or 'install-sh' and its variants.
27 AC_PROG_INSTALL
29 sinclude(config/acx.m4)
31 ### we might need to use some other shell than /bin/sh for running subshells
32 ### If we are on Windows, search for the shell. This will permit people
33 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
34 ### without also having to set CONFIG_SHELL. This code will work when
35 ### using bash, which sets OSTYPE.
36 case "${OSTYPE}" in
37 *win32*)
38 if test x${CONFIG_SHELL} = x ; then
39 if test ! -f /bin/sh ; then
40 if test x${SHELL} != x && test -f ${SHELL} ; then
41 CONFIG_SHELL=${SHELL}
42 export CONFIG_SHELL
43 else
44 for prog in sh sh.exe bash bash.exe; do
45 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
46 for dir in $PATH; do
47 test -z "$dir" && dir=.
48 if test -f $dir/$prog; then
49 CONFIG_SHELL=$dir/$prog
50 export CONFIG_SHELL
51 break
52 fi
53 done
54 IFS="$save_ifs"
55 test -n "${CONFIG_SHELL}" && break
56 done
57 fi
58 fi
59 fi
60 ;;
61 esac
63 config_shell=${CONFIG_SHELL-/bin/sh}
65 progname=$0
66 # if PWD already has a value, it is probably wrong.
67 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
69 # Export original configure arguments for use by sub-configures. These
70 # will be expanded once by make, and once by the shell, so they need to
71 # have '$' quoted for make, and then each argument quoted for the shell.
72 # What's more, the 'echo' below might expand backslashes.
73 cat <<\EOF_SED > conftestsed
74 s,\\,\\\\,g; s,\$,$$,g
75 EOF_SED
76 tmp="'$progname'"
77 for ac_arg ; do
78 tmp="$tmp '"`echo "$ac_arg" | sed -fconftestsed`
79 done
80 rm -f conftestsed
81 TOPLEVEL_CONFIGURE_ARGUMENTS="$tmp"
82 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
84 moveifchange=${srcdir}/move-if-change
86 # Set srcdir to "." if that's what it is.
87 # This is important for multilib support.
88 pwd=`${PWDCMD-pwd}`
89 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
90 if test "${pwd}" = "${srcpwd}" ; then
91 srcdir=.
92 fi
94 topsrcdir=$srcpwd
96 extra_host_args=
97 # Define the trigger file to make sure configure will re-run whenever
98 # the gcc version number changes.
99 if test "${with_gcc_version_trigger+set}" = set ; then
100 gcc_version_trigger="$with_gcc_version_trigger"
101 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
102 else
103 # If gcc's sources are available, define the trigger file.
104 if test -f ${topsrcdir}/gcc/version.c ; then
105 gcc_version_trigger=${topsrcdir}/gcc/version.c
106 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
107 case "$ac_configure_args" in
108 *--with-gcc-version-trigger=$gcc_version_trigger* )
109 ;;
110 * )
111 # Add to all subconfigure arguments: build, host, and target.
112 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
113 ;;
114 esac
115 fi
116 fi
118 ### To add a new directory to the tree, first choose whether it is a target
119 ### or a host dependent tool. Then put it into the appropriate list
120 ### (library or tools, host or target), doing a dependency sort.
122 # Subdirs will be configured in the order listed in build_configdirs,
123 # configdirs, or target_configdirs; see the serialization section below.
125 # Dependency sorting is only needed when *configuration* must be done in
126 # a particular order. In all cases a dependency should be specified in
127 # the Makefile, whether or not it's implicitly specified here.
129 # Double entries in build_configdirs, configdirs, or target_configdirs may
130 # cause circular dependencies and break everything horribly.
132 # these libraries are used by various programs built for the host environment
133 #
134 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl tix libgui zlib"
136 # these tools are built for the host environment
137 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
138 # know that we are building the simulator.
139 # binutils, gas and ld appear in that order because it makes sense to run
140 # "make check" in that particular order.
141 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"
143 # libgcj represents the runtime libraries only used by gcj.
144 libgcj="target-libffi \
145 target-boehm-gc \
146 target-zlib \
147 target-qthreads \
148 target-libjava"
150 # these libraries are built for the target environment, and are built after
151 # the host libraries and the host tools (which may be a cross compiler)
152 #
153 target_libraries="target-libiberty \
154 target-libgloss \
155 target-newlib \
156 target-libstdc++-v3 \
157 target-libf2c \
158 ${libgcj} \
159 target-libobjc"
161 # these tools are built using the target libraries, and are intended to
162 # run only in the target environment
163 #
164 # note: any program that *uses* libraries that are in the "target_libraries"
165 # list belongs in this list. those programs are also very likely
166 # candidates for the "native_only" list which follows
167 #
168 target_tools="target-examples target-groff target-gperf target-rda"
170 ################################################################################
172 ## All tools belong in one of the four categories, and are assigned above
173 ## We assign ${configdirs} this way to remove all embedded newlines. This
174 ## is important because configure will choke if they ever get through.
175 ## ${configdirs} is directories we build using the host tools.
176 ## ${target_configdirs} is directories we build using the target tools.
177 #
178 configdirs=`echo ${host_libs} ${host_tools}`
179 target_configdirs=`echo ${target_libraries} ${target_tools}`
181 # Only make build modules if build != host.
182 # This should be done more generally, but at the moment it doesn't matter.
183 if test ${host_alias} != ${build_alias} ; then
184 # This is the only build module.
185 build_modules=libiberty
186 else
187 build_modules=
188 fi
191 ################################################################################
193 srcname="gnu development package"
195 # This gets set non-empty for some net releases of packages.
196 appdirs=""
198 # Define is_cross_compiler to save on calls to 'test'.
199 is_cross_compiler=
200 if test x"${host}" = x"${target}" ; then
201 is_cross_compiler=no
202 else
203 is_cross_compiler=yes
204 fi
206 # Find the build and target subdir names.
207 GCC_TOPLEV_SUBDIRS
209 # Skipdirs are removed silently.
210 skipdirs=
211 # Noconfigdirs are removed loudly.
212 noconfigdirs=""
214 use_gnu_ld=
215 # Make sure we don't let GNU ld be added if we didn't want it.
216 if test x$with_gnu_ld = xno ; then
217 use_gnu_ld=no
218 noconfigdirs="$noconfigdirs ld"
219 fi
221 use_gnu_as=
222 # Make sure we don't let GNU as be added if we didn't want it.
223 if test x$with_gnu_as = xno ; then
224 use_gnu_as=no
225 noconfigdirs="$noconfigdirs gas"
226 fi
228 # some tools are so dependent upon X11 that if we're not building with X,
229 # it's not even worth trying to configure, much less build, that tool.
231 case ${with_x} in
232 yes | "") ;; # the default value for this tree is that X11 is available
233 no)
234 skipdirs="${skipdirs} tk tix itcl libgui"
235 # We won't be able to build gdbtk without X.
236 enable_gdbtk=no
237 ;;
238 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
239 esac
241 # Some tools are only suitable for building in a "native" situation.
242 # Remove these if host!=target.
243 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"
245 # Similarly, some are only suitable for cross toolchains.
246 # Remove these if host=target.
247 cross_only="target-libgloss target-newlib target-opcodes"
249 case $is_cross_compiler in
250 no) skipdirs="${skipdirs} ${cross_only}" ;;
251 yes) skipdirs="${skipdirs} ${native_only}" ;;
252 esac
254 # If both --with-headers and --with-libs are specified, default to
255 # --without-newlib.
256 if test x"${with_headers}" != x && test x"${with_headers} != xno \
257 && test x"${with_libs}" != x && test x"${with_libs} != xno ; then
258 if test x"${with_newlib}" = x ; then
259 with_newlib=no
260 fi
261 fi
263 # Recognize --with-newlib/--without-newlib.
264 case ${with_newlib} in
265 no) skipdirs="${skipdirs} target-newlib" ;;
266 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
267 esac
269 # Configure extra directories which are host specific
271 case "${host}" in
272 *-cygwin*)
273 configdirs="$configdirs libtermcap" ;;
274 esac
276 # Remove more programs from consideration, based on the host or
277 # target this usually means that a port of the program doesn't
278 # exist yet.
280 case "${host}" in
281 hppa*64*-*-*)
282 noconfigdirs="$noconfigdirs byacc"
283 ;;
284 i[[3456789]]86-*-vsta)
285 noconfigdirs="tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext"
286 ;;
287 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
288 noconfigdirs="tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi"
289 ;;
290 i[[3456789]]86-*-mingw32*)
291 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv"
292 noconfigdirs="expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
293 ;;
294 i[[3456789]]86-*-beos*)
295 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
296 ;;
297 *-*-cygwin*)
298 noconfigdirs="autoconf automake send-pr rcs guile perl"
299 ;;
300 *-*-netbsd*)
301 noconfigdirs="rcs"
302 ;;
303 ppc*-*-pe)
304 noconfigdirs="patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv"
305 ;;
306 powerpc-*-beos*)
307 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
308 ;;
309 *-*-darwin*)
310 noconfigdirs="$noconfigdirs tk itcl tix libgui"
311 ;;
312 esac
314 # Save it here so that, even in case of --enable-libgcj, if the Java
315 # front-end isn't enabled, we still get libgcj disabled.
316 libgcj_saved=$libgcj
317 case $enable_libgcj in
318 yes)
319 # If we reset it here, it won't get added to noconfigdirs in the
320 # target-specific build rules, so it will be forcibly enabled
321 # (unless the Java language itself isn't enabled).
322 libgcj=
323 ;;
324 no)
325 # Make sure we get it printed in the list of not supported target libs.
326 noconfigdirs="$noconfigdirs ${libgcj}"
327 ;;
328 esac
330 case "${target}" in
331 *-*-chorusos)
332 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
333 ;;
334 powerpc-*-darwin*)
335 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
336 noconfigdirs="$noconfigdirs target-libobjc"
337 ;;
338 *-*-darwin*)
339 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
340 noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
341 ;;
342 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
343 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
344 ;;
345 *-*-kaos*)
346 # Remove unsupported stuff on all kaOS configurations.
347 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-libf2c target-librx"
348 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
349 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
350 noconfigdirs="$noconfigdirs target-libgloss"
351 ;;
352 *-*-netbsd*)
353 # Skip some stuff on all NetBSD configurations.
354 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
356 # Skip some stuff that's unsupported on some NetBSD configurations.
357 case "${target}" in
358 i*86-*-netbsdelf*) ;;
359 arm*-*-netbsdelf*) ;;
360 *)
361 noconfigdirs="$noconfigdirs ${libgcj}"
362 ;;
363 esac
364 ;;
365 *-*-netware)
366 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
367 ;;
368 *-*-rtems*)
369 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
370 case ${target} in
371 h8300*-*-* | h8500-*-*)
372 noconfigdirs="$noconfigdirs target-libf2c"
373 ;;
374 *) ;;
375 esac
376 ;;
377 *-*-vxworks*)
378 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
379 ;;
380 alpha*-dec-osf*)
381 # ld works, but does not support shared libraries.
382 # newlib is not 64 bit ready. I'm not sure about fileutils.
383 # gas doesn't generate exception information.
384 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
385 ;;
386 alpha*-*-*vms*)
387 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
388 ;;
389 alpha*-*-linux*)
390 # newlib is not 64 bit ready
391 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
392 ;;
393 alpha*-*-freebsd*)
394 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
395 ;;
396 alpha*-*-*)
397 # newlib is not 64 bit ready
398 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
399 ;;
400 am33_2.0-*-linux*)
401 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
402 ;;
403 sh-*-linux*)
404 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
405 ;;
406 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
407 noconfigdirs="$noconfigdirs ${libgcj}"
408 noconfigdirs="$noconfigdirs target-examples"
409 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
410 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
411 noconfigdirs="$noconfigdirs expect dejagnu"
412 # the C++ libraries don't build on top of CE's C libraries
413 noconfigdirs="$noconfigdirs target-libstdc++-v3"
414 noconfigdirs="$noconfigdirs target-newlib"
415 case "${host}" in
416 *-*-cygwin*) ;; # keep gdb and readline
417 *) noconfigdirs="$noconfigdirs gdb readline"
418 ;;
419 esac
420 ;;
421 arc-*-*)
422 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
423 ;;
424 arm-*-coff | strongarm-*-coff | xscale-*-coff)
425 noconfigdirs="$noconfigdirs ${libgcj}"
426 ;;
427 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
428 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
429 ;;
430 arm-*-pe*)
431 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
432 ;;
433 arm-*-oabi*)
434 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
435 ;;
436 thumb-*-coff)
437 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
438 ;;
439 thumb-*-elf)
440 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
441 ;;
442 thumb-*-oabi)
443 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
444 ;;
445 thumb-*-pe)
446 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
447 ;;
448 arm-*-riscix*)
449 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
450 ;;
451 avr-*-*)
452 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
453 ;;
454 c4x-*-* | tic4x-*-*)
455 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
456 ;;
457 c54x*-*-* | tic54x-*-*)
458 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
459 ;;
460 cris-*-*)
461 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
462 ;;
463 d10v-*-*)
464 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
465 ;;
466 d30v-*-*)
467 noconfigdirs="$noconfigdirs ${libgcj} gdb"
468 ;;
469 fr30-*-elf*)
470 noconfigdirs="$noconfigdirs ${libgcj} gdb"
471 ;;
472 frv-*-*)
473 noconfigdirs="$noconfigdirs ${libgcj}"
474 ;;
475 h8300*-*-*)
476 noconfigdirs="$noconfigdirs target-libgloss ${libgcj} target-libf2c"
477 ;;
478 h8500-*-*)
479 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} target-libf2c"
480 ;;
481 hppa*64*-*-linux* | parisc*64*-*-linux*)
482 # In this case, it's because the hppa64-linux target is for
483 # the kernel only at this point and has no libc, and thus no
484 # headers, crt*.o, etc., all of which are needed by these.
485 noconfigdirs="$noconfigdirs target-zlib"
486 ;;
487 hppa*-*-*elf* | \
488 parisc*-*-linux* | hppa*-*-linux* | \
489 hppa*-*-lites* | \
490 hppa*-*-openbsd* | \
491 hppa*64*-*-*)
492 noconfigdirs="$noconfigdirs ${libgcj}"
493 # Do configure ld/binutils/gas for this case.
494 ;;
495 hppa*-*-*)
496 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
497 # build on HP-UX 10.20.
498 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
499 ;;
500 i960-*-*)
501 noconfigdirs="$noconfigdirs ${libgcj} gdb"
502 ;;
503 ia64*-*-elf*)
504 # No gdb support yet.
505 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
506 ;;
507 ia64*-**-hpux*)
508 # No gdb or ld support yet.
509 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb ld"
510 ;;
511 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
512 noconfigdirs="$noconfigdirs ${libgcj}"
513 ;;
514 i[[3456789]]86-*-freebsd*)
515 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
516 ;;
517 i[[3456789]]86-*-linux*)
518 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
519 # not build java stuff by default.
520 case "${target}" in
521 *-*-*libc1*)
522 noconfigdirs="$noconfigdirs ${libgcj}";;
523 esac
525 # This section makes it possible to build newlib natively on linux.
526 # If we are using a cross compiler then don't configure newlib.
527 if test x${is_cross_compiler} != xno ; then
528 noconfigdirs="$noconfigdirs target-newlib"
529 fi
530 noconfigdirs="$noconfigdirs target-libgloss"
531 # If we are not using a cross compiler, do configure newlib.
532 # Note however, that newlib will only be configured in this situation
533 # if the --with-newlib option has been given, because otherwise
534 # 'target-newlib' will appear in skipdirs.
535 ;;
536 i[[3456789]]86-*-mingw32*)
537 target_configdirs="$target_configdirs target-mingw"
538 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
540 # Can't build gdb for mingw32 if not native.
541 case "${host}" in
542 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
543 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
544 ;;
545 esac
546 ;;
547 *-*-cygwin*)
548 target_configdirs="$target_configdirs target-libtermcap target-winsup"
549 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
550 # always build newlib.
551 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
553 # Can't build gdb for Cygwin if not native.
554 case "${host}" in
555 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
556 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
557 ;;
558 esac
559 ;;
560 i[[3456789]]86-*-pe)
561 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
562 ;;
563 i[[3456789]]86-*-sco3.2v5*)
564 # The linker does not yet know about weak symbols in COFF,
565 # and is not configured to handle mixed ELF and COFF.
566 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
567 ;;
568 i[[3456789]]86-*-sco*)
569 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
570 ;;
571 i[[3456789]]86-*-solaris2*)
572 noconfigdirs="$noconfigdirs target-libgloss"
573 ;;
574 i[[3456789]]86-*-sysv4*)
575 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
576 ;;
577 i[[3456789]]86-*-beos*)
578 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
579 ;;
580 m32r-*-*)
581 noconfigdirs="$noconfigdirs ${libgcj}"
582 ;;
583 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
584 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
585 ;;
586 m68k-*-elf*)
587 noconfigdirs="$noconfigdirs ${libgcj}"
588 ;;
589 m68k-*-coff*)
590 noconfigdirs="$noconfigdirs ${libgcj}"
591 ;;
592 mcore-*-pe*)
593 # The EPOC C++ environment does not support exceptions or rtti,
594 # and so building libstdc++-v3 tends not to always work.
595 noconfigdirs="$noconfigdirs target-libstdc++-v3"
596 ;;
597 mmix-*-*)
598 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
599 ;;
600 mn10200-*-*)
601 noconfigdirs="$noconfigdirs ${libgcj}"
602 ;;
603 mn10300-*-*)
604 noconfigdirs="$noconfigdirs ${libgcj}"
605 ;;
606 powerpc-*-aix*)
607 # copied from rs6000-*-* entry
608 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
609 ;;
610 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
611 target_configdirs="$target_configdirs target-winsup"
612 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
613 # always build newlib.
614 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
615 ;;
616 # This is temporary until we can link against shared libraries
617 powerpcle-*-solaris*)
618 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
619 ;;
620 powerpc-*-beos*)
621 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
622 ;;
623 powerpc-*-eabi)
624 noconfigdirs="$noconfigdirs ${libgcj}"
625 ;;
626 rs6000-*-lynxos*)
627 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
628 ;;
629 rs6000-*-aix*)
630 noconfigdirs="$noconfigdirs gprof ${libgcj}"
631 ;;
632 rs6000-*-*)
633 noconfigdirs="$noconfigdirs gprof ${libgcj}"
634 ;;
635 m68k-apollo-*)
636 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
637 ;;
638 mips*-*-irix5*)
639 # The GNU linker does not support shared libraries.
640 noconfigdirs="$noconfigdirs ld gprof target-libgloss ${libgcj}"
641 ;;
642 mips*-*-irix6*)
643 # Linking libjava exceeds command-line length limits on at least
644 # IRIX 6.2, but not on IRIX 6.5.
645 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
646 # <oldham@codesourcery.com>
647 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
648 ;;
649 mips*-dec-bsd*)
650 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
651 ;;
652 mips*-*-bsd*)
653 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
654 ;;
655 mipstx39-*-*)
656 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
657 ;;
658 mips*-*-linux*)
659 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
660 ;;
661 mips*-*-*)
662 noconfigdirs="$noconfigdirs gprof ${libgcj}"
663 ;;
664 romp-*-*)
665 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
666 ;;
667 sh-*-*)
668 case "${host}" in
669 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
670 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
671 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
672 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
673 esac
674 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
675 ;;
676 sh64-*-*)
677 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
678 ;;
679 sparc-*-elf*)
680 noconfigdirs="$noconfigdirs ${libgcj}"
681 ;;
682 sparc64-*-elf*)
683 noconfigdirs="$noconfigdirs ${libgcj}"
684 ;;
685 sparclite-*-*)
686 noconfigdirs="$noconfigdirs ${libgcj}"
687 ;;
688 sparc-*-sunos4*)
689 noconfigdirs="$noconfigdirs ${libgcj}"
690 if test x${is_cross_compiler} != xno ; then
691 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
692 else
693 use_gnu_ld=no
694 fi
695 ;;
696 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
697 ;;
698 v810-*-*)
699 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
700 ;;
701 v850-*-*)
702 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
703 ;;
704 v850e-*-*)
705 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
706 ;;
707 v850ea-*-*)
708 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
709 ;;
710 vax-*-vms)
711 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
712 ;;
713 vax-*-*)
714 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
715 ;;
716 xtensa-*-*)
717 noconfigdirs="$noconfigdirs ${libgcj}"
718 ;;
719 ip2k-*-*)
720 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
721 ;;
722 *-*-linux*)
723 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
724 ;;
725 *-*-lynxos*)
726 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
727 ;;
728 *-*-*)
729 noconfigdirs="$noconfigdirs ${libgcj}"
730 ;;
731 esac
733 # If we aren't building newlib, then don't build libgloss, since libgloss
734 # depends upon some newlib header files.
735 case "${noconfigdirs}" in
736 *target-libgloss*) ;;
737 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
738 esac
740 # Figure out what language subdirectories are present.
741 # Look if the user specified --enable-languages="..."; if not, use
742 # the environment variable $LANGUAGES if defined. $LANGUAGES might
743 # go away some day.
744 # NB: embedded tabs in this IF block -- do not untabify
745 if test x"${enable_languages+set}" != xset; then
746 if test x"${LANGUAGES+set}" = xset; then
747 enable_languages="${LANGUAGES}"
748 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
749 else
750 enable_languages=all
751 fi
752 else
753 if test x"${enable_languages}" = x ||
754 test x"${enable_languages}" = xyes;
755 then
756 echo configure.in: --enable-languages needs at least one language argument 1>&2
757 exit 1
758 fi
759 fi
760 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
762 # First scan to see if an enabled language requires some other language.
763 # We assume that a given config-lang.in will list all the language
764 # front ends it requires, even if some are required indirectly.
765 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
766 case ${lang_frag} in
767 ..) ;;
768 # The odd quoting in the next line works around
769 # an apparent bug in bash 1.12 on linux.
770 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
771 *)
772 # From the config-lang.in, get $language, $lang_requires
773 language=
774 lang_requires=
775 . ${lang_frag}
776 for other in ${lang_requires} ; do
777 case ,${enable_languages}, in
778 *,$other,*) ;;
779 *,all,*) ;;
780 *,$language,*)
781 echo " \`$other' language required by \`$language'; enabling" 1>&2
782 enable_languages="${enable_languages},${other}"
783 ;;
784 esac
785 done
786 ;;
787 esac
788 done
790 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
791 case ${lang_frag} in
792 ..) ;;
793 # The odd quoting in the next line works around
794 # an apparent bug in bash 1.12 on linux.
795 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
796 *)
797 # From the config-lang.in, get $language, $target_libs,
798 # $lang_dirs, and $build_by_default
799 language=
800 target_libs=
801 lang_dirs=
802 build_by_default=
803 . ${lang_frag}
804 if test "x$language" = x ; then
805 echo "${lang_frag} doesn't set \$language." 1>&2
806 exit 1
807 fi
808 case ,${enable_languages}, in
809 *,${language},*)
810 # Language was explicitly selected; include it.
811 add_this_lang=yes
812 ;;
813 *,all,*)
814 # 'all' was selected; include 'default' languages.
815 case ${build_by_default} in
816 no) add_this_lang=no ;;
817 *) add_this_lang=yes ;;
818 esac
819 ;;
820 *) add_this_lang=no ;;
821 esac
822 case ${add_this_lang} in
823 no)
824 # Remove language-dependent dirs.
825 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
826 ;;
827 esac
828 ;;
829 esac
830 done
832 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
833 # $target_configdirs.
834 # If we have the source for $noconfigdirs entries, add them to $notsupp.
836 notsupp=""
837 for dir in . $skipdirs $noconfigdirs ; do
838 dirname=`echo $dir | sed -e s/target-//g`
839 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
840 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
841 if test -r $srcdir/$dirname/configure ; then
842 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
843 true
844 else
845 notsupp="$notsupp $dir"
846 fi
847 fi
848 fi
849 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
850 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
851 if test -r $srcdir/$dirname/configure ; then
852 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
853 true
854 else
855 notsupp="$notsupp $dir"
856 fi
857 fi
858 fi
859 done
861 # Sometimes the tools are distributed with libiberty but with no other
862 # libraries. In that case, we don't want to build target-libiberty.
863 if test -n "${target_configdirs}" ; then
864 others=
865 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
866 if test "$i" != "libiberty" ; then
867 if test -r $srcdir/$i/configure ; then
868 others=yes;
869 break;
870 fi
871 fi
872 done
873 if test -z "${others}" ; then
874 target_configdirs=
875 fi
876 fi
878 # Quietly strip out all directories which aren't configurable in this tree.
879 # This relies on all configurable subdirectories being autoconfiscated, which
880 # is now the case.
881 configdirs_all="$configdirs"
882 configdirs=
883 for i in ${configdirs_all} ; do
884 if test -f ${srcdir}/$i/configure ; then
885 configdirs="${configdirs} $i"
886 fi
887 done
888 target_configdirs_all="$target_configdirs"
889 target_configdirs=
890 for i in ${target_configdirs_all} ; do
891 j=`echo $i | sed -e s/target-//g`
892 if test -f ${srcdir}/$j/configure ; then
893 target_configdirs="${target_configdirs} $i"
894 fi
895 done
897 # Produce a warning message for the subdirs we can't configure.
898 # This isn't especially interesting in the Cygnus tree, but in the individual
899 # FSF releases, it's important to let people know when their machine isn't
900 # supported by the one or two programs in a package.
902 if test -n "${notsupp}" && test -z "${norecursion}" ; then
903 # If $appdirs is non-empty, at least one of those directories must still
904 # be configured, or we error out. (E.g., if the gas release supports a
905 # specified target in some subdirs but not the gas subdir, we shouldn't
906 # pretend that all is well.)
907 if test -n "$appdirs" ; then
908 for dir in $appdirs ; do
909 if test -r $dir/Makefile.in ; then
910 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
911 appdirs=""
912 break
913 fi
914 if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
915 appdirs=""
916 break
917 fi
918 fi
919 done
920 if test -n "$appdirs" ; then
921 echo "*** This configuration is not supported by this package." 1>&2
922 exit 1
923 fi
924 fi
925 # Okay, some application will build, or we don't care to check. Still
926 # notify of subdirs not getting built.
927 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
928 echo " ${notsupp}" 1>&2
929 echo " (Any other directories should still work fine.)" 1>&2
930 fi
932 case "$host" in
933 *msdosdjgpp*)
934 enable_gdbtk=no ;;
935 esac
937 copy_dirs=
939 # Handle --with-headers=XXX. If the value is not "yes", the contents of
940 # the named directory are copied to $(tooldir)/sys-include.
941 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
942 if test x${is_cross_compiler} = xno ; then
943 echo 1>&2 '***' --with-headers is only supported when cross compiling
944 exit 1
945 fi
946 if test x"${with_headers}" != xyes ; then
947 case "${exec_prefixoption}" in
948 "") x=${prefix} ;;
949 *) x=${exec_prefix} ;;
950 esac
951 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
952 fi
953 fi
955 # Handle --with-libs=XXX. If the value is not "yes", the contents of
956 # the name directories are copied to $(tooldir)/lib. Multiple directories
957 # are permitted.
958 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
959 if test x${is_cross_compiler} = xno ; then
960 echo 1>&2 '***' --with-libs is only supported when cross compiling
961 exit 1
962 fi
963 if test x"${with_libs}" != xyes ; then
964 # Copy the libraries in reverse order, so that files in the first named
965 # library override files in subsequent libraries.
966 case "${exec_prefixoption}" in
967 "") x=${prefix} ;;
968 *) x=${exec_prefix} ;;
969 esac
970 for l in ${with_libs}; do
971 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
972 done
973 fi
974 fi
976 # Handle ${copy_dirs}
977 set fnord ${copy_dirs}
978 shift
979 while test $# != 0 ; do
980 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
981 :
982 else
983 echo Copying $1 to $2
985 # Use the install script to create the directory and all required
986 # parent directories.
987 if test -d $2 ; then
988 :
989 else
990 echo >config.temp
991 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
992 fi
994 # Copy the directory, assuming we have tar.
995 # FIXME: Should we use B in the second tar? Not all systems support it.
996 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
998 # It is the responsibility of the user to correctly adjust all
999 # symlinks. If somebody can figure out how to handle them correctly
1000 # here, feel free to add the code.
1002 echo $1 > $2/COPIED
1003 fi
1004 shift; shift
1005 done
1007 # Work in distributions that contain no compiler tools, like Autoconf.
1008 tentative_cc=""
1009 host_makefile_frag=/dev/null
1010 if test -d ${srcdir}/config ; then
1011 case "${host}" in
1012 m68k-hp-hpux*)
1013 # Avoid "too much defining" errors from HPUX compiler.
1014 tentative_cc="cc -Wp,-H256000"
1015 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1016 # If it's HP/UX ar, this should be harmless.
1017 RANLIB="ar ts"
1018 ;;
1019 m68k-apollo-sysv*)
1020 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1021 ;;
1022 m68k-apollo-bsd*)
1023 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1024 # chokes on bfd, the compiler won't let you assign integers to enums, and
1025 # other problems. Defining CC to gcc is a questionable way to say "don't use
1026 # the apollo compiler" (the preferred version of GCC could be called cc,
1027 # or whatever), but I'm not sure leaving CC as cc is any better...
1028 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1029 # Used to have BISON=yacc.
1030 tentative_cc=gcc
1031 ;;
1032 m88k-dg-dgux*)
1033 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1034 ;;
1035 m88k-harris-cxux*)
1036 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1037 tentative_cc="cc -Xa"
1038 host_makefile_frag="config/mh-cxux"
1039 ;;
1040 m88k-motorola-sysv*)
1041 ;;
1042 mips*-dec-ultrix*)
1043 tentative_cc="cc -Wf,-XNg1000"
1044 host_makefile_frag="config/mh-decstation"
1045 ;;
1046 mips*-nec-sysv4*)
1047 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1048 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1049 host_makefile_frag="config/mh-necv4"
1050 ;;
1051 mips*-sgi-irix4*)
1052 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1053 # environment. Also bump switch table size so that cp-parse will
1054 # compile. Bump string length limit so linker builds.
1055 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1056 ;;
1057 mips*-*-sysv4*)
1058 host_makefile_frag="config/mh-sysv4"
1059 ;;
1060 mips*-*-sysv*)
1061 # This is for a MIPS running RISC/os 4.52C.
1063 # This is needed for GDB, but needs to be in the top-level make because
1064 # if a library is compiled with the bsd headers and gets linked with the
1065 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1066 # a different size).
1067 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1068 # known except to select the sysv environment. Could we use /proc instead?
1069 # These "sysv environments" and "bsd environments" often end up being a pain.
1070 #
1071 # This is not part of CFLAGS because perhaps not all C compilers have this
1072 # option.
1073 tentative_cc="cc -systype sysv"
1074 ;;
1075 i370-ibm-opened*)
1076 tentative_cc="c89"
1077 ;;
1078 i[[3456789]]86-*-sysv5*)
1079 host_makefile_frag="config/mh-sysv5"
1080 ;;
1081 i[[3456789]]86-*-dgux*)
1082 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1083 host_makefile_frag="config/mh-dgux386"
1084 ;;
1085 i[[3456789]]86-ncr-sysv4.3*)
1086 # The MetaWare compiler will generate a copyright message unless you
1087 # turn it off by adding the -Hnocopyr flag.
1088 tentative_cc="cc -Hnocopyr"
1089 ;;
1090 i[[3456789]]86-ncr-sysv4*)
1091 # for an NCR 3000 (i486/SVR4) system.
1092 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1093 # This compiler not only emits obnoxious copyright messages every time
1094 # you run it, but it chokes and dies on a whole bunch of GNU source
1095 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1096 tentative_cc="/usr/ccs/ATT/cc"
1097 host_makefile_frag="config/mh-ncr3000"
1098 ;;
1099 i[[3456789]]86-*-sco3.2v5*)
1100 ;;
1101 i[[3456789]]86-*-sco*)
1102 # The native C compiler botches some simple uses of const. Unfortunately,
1103 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1104 tentative_cc="cc -Dconst="
1105 host_makefile_frag="config/mh-sco"
1106 ;;
1107 i[[3456789]]86-*-udk*)
1108 host_makefile_frag="config/mh-sysv5"
1109 ;;
1110 i[[3456789]]86-*-solaris2*)
1111 host_makefile_frag="config/mh-sysv4"
1112 ;;
1113 i[[3456789]]86-*-msdosdjgpp*)
1114 host_makefile_frag="config/mh-djgpp"
1115 ;;
1116 *-cygwin*)
1117 host_makefile_frag="config/mh-cygwin"
1118 ;;
1119 *-mingw32*)
1120 host_makefile_frag="config/mh-mingw32"
1121 ;;
1122 *-interix*)
1123 host_makefile_frag="config/mh-interix"
1124 ;;
1125 vax-*-ultrix2*)
1126 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1127 tentative_cc=gcc
1128 ;;
1129 *-*-solaris2*)
1130 host_makefile_frag="config/mh-solaris"
1131 ;;
1132 m68k-sun-sunos*)
1133 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1134 # without overflowing the jump tables (-J says to use a 32 bit table)
1135 tentative_cc="cc -J"
1136 ;;
1137 *-hp-hpux*)
1138 tentative_cc="cc -Wp,-H256000"
1139 ;;
1140 *-*-hiux*)
1141 tentative_cc="cc -Wp,-H256000"
1142 ;;
1143 rs6000-*-lynxos*)
1144 # /bin/cc is less than useful for our purposes. Always use GCC
1145 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1146 host_makefile_frag="config/mh-lynxrs6k"
1147 ;;
1148 *-*-lynxos*)
1149 # /bin/cc is less than useful for our purposes. Always use GCC
1150 tentative_cc="/bin/gcc"
1151 ;;
1152 *-*-sysv4*)
1153 host_makefile_frag="config/mh-sysv4"
1154 ;;
1155 esac
1156 fi
1158 extra_arflags_for_target=
1159 extra_nmflags_for_target=
1160 extra_ranlibflags_for_target=
1161 target_makefile_frag=/dev/null
1162 case "${target}" in
1163 i[[3456789]]86-*-netware*)
1164 target_makefile_frag="config/mt-netware"
1165 ;;
1166 powerpc-*-netware*)
1167 target_makefile_frag="config/mt-netware"
1168 ;;
1169 *-*-linux*)
1170 target_makefile_frag="config/mt-linux"
1171 ;;
1172 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1173 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1174 # commands to handle both 32-bit and 64-bit objects. These flags are
1175 # harmless if we're using GNU nm or ar.
1176 extra_arflags_for_target=" -X32_64"
1177 extra_nmflags_for_target=" -B -X32_64"
1178 ;;
1179 *-*-darwin*)
1180 # ranlib from Darwin requires the -c flag to look at common symbols.
1181 extra_ranlibflags_for_target=" -c"
1182 ;;
1183 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1184 target_makefile_frag="config/mt-wince"
1185 ;;
1186 esac
1188 alphaieee_frag=/dev/null
1189 case $target in
1190 alpha*-*-*)
1191 # This just makes sure to use the -mieee option to build target libs.
1192 # This should probably be set individually by each library.
1193 alphaieee_frag="config/mt-alphaieee"
1194 ;;
1195 esac
1197 # If --enable-target-optspace always use -Os instead of -O2 to build
1198 # the target libraries, similarly if it is not specified, use -Os
1199 # on selected platforms.
1200 ospace_frag=/dev/null
1201 case "${enable_target_optspace}:${target}" in
1202 yes:*)
1203 ospace_frag="config/mt-ospace"
1204 ;;
1205 :d30v-*)
1206 ospace_frag="config/mt-d30v"
1207 ;;
1208 :m32r-* | :d10v-* | :fr30-*)
1209 ospace_frag="config/mt-ospace"
1210 ;;
1211 no:* | :*)
1212 ;;
1213 *)
1214 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1215 ;;
1216 esac
1218 # Set with_gnu_as and with_gnu_ld as appropriate.
1219 #
1220 # This is done by determining whether or not the appropriate directory
1221 # is available, and by checking whether or not specific configurations
1222 # have requested that this magic not happen.
1223 #
1224 # The command line options always override the explicit settings in
1225 # configure.in, and the settings in configure.in override this magic.
1226 #
1227 # If the default for a toolchain is to use GNU as and ld, and you don't
1228 # want to do that, then you should use the --without-gnu-as and
1229 # --without-gnu-ld options for the configure script.
1231 if test x${use_gnu_as} = x &&
1232 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1233 with_gnu_as=yes
1234 extra_host_args="$extra_host_args --with-gnu-as"
1235 fi
1237 if test x${use_gnu_ld} = x &&
1238 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1239 with_gnu_ld=yes
1240 extra_host_args="$extra_host_args --with-gnu-ld"
1241 fi
1243 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1244 # can detect this case.
1246 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1247 with_newlib=yes
1248 extra_host_args="$extra_host_args --with-newlib"
1249 fi
1252 # Default to using --with-stabs for certain targets.
1253 if test x${with_stabs} = x ; then
1254 case "${target}" in
1255 mips*-*-irix6*)
1256 ;;
1257 mips*-*-* | alpha*-*-osf*)
1258 with_stabs=yes;
1259 extra_host_args="${extra_host_args} --with-stabs"
1260 ;;
1261 esac
1262 fi
1264 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1265 # them automatically.
1266 case "${host}" in
1267 hppa*64*-*-hpux11*)
1268 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1269 ;;
1270 esac
1272 # If we aren't going to be using gcc, see if we can extract a definition
1273 # of CC from the fragment.
1274 # Actually, use the 'pre-extracted' version above.
1275 if test -z "${CC}" && test "${build}" = "${host}" ; then
1276 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1277 found=
1278 for dir in $PATH; do
1279 test -z "$dir" && dir=.
1280 if test -f $dir/gcc; then
1281 found=yes
1282 break
1283 fi
1284 done
1285 IFS="$save_ifs"
1286 if test -z "${found}" && test -n "${tentative_cc}" ; then
1287 CC=$tentative_cc
1288 fi
1289 fi
1291 # Some systems (e.g., one of the i386-aix systems the gas testers are
1292 # using) don't handle "\$" correctly, so don't use it here.
1293 tooldir='${exec_prefix}'/${target_alias}
1294 build_tooldir=${tooldir}
1296 # Generate a default definition for YACC. This is used if the makefile can't
1297 # locate bison or byacc in objdir.
1299 for prog in 'bison -y' byacc yacc
1300 do
1301 set dummy $prog; tmp=$2
1302 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1303 for dir in $PATH; do
1304 test -z "$dir" && dir=.
1305 if test -f $dir/$tmp; then
1306 DEFAULT_YACC="$prog"
1307 break
1308 fi
1309 done
1310 IFS="$save_ifs"
1312 test -n "$DEFAULT_YACC" && break
1313 done
1315 # Generate a default definition for M4. This is used if the makefile can't
1316 # locate m4 in objdir.
1318 for prog in gm4 gnum4 m4
1319 do
1320 set dummy $prog; tmp=$2
1321 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1322 for dir in $PATH; do
1323 test -z "$dir" && dir=.
1324 if test -f $dir/$tmp; then
1325 DEFAULT_M4="$prog"
1326 break
1327 fi
1328 done
1329 IFS="$save_ifs"
1331 test -n "$DEFAULT_M4" && break
1332 done
1334 # Generate a default definition for LEX. This is used if the makefile can't
1335 # locate flex in objdir.
1337 for prog in flex lex
1338 do
1339 set dummy $prog; tmp=$2
1340 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1341 for dir in $PATH; do
1342 test -z "$dir" && dir=.
1343 if test -f $dir/$tmp; then
1344 DEFAULT_LEX="$prog"
1345 break
1346 fi
1347 done
1348 IFS="$save_ifs"
1350 test -n "$DEFAULT_LEX" && break
1351 done
1353 if test "${build}" != "${host}" ; then
1354 # If we are doing a Canadian Cross, in which the host and build systems
1355 # are not the same, we set reasonable default values for the tools.
1357 BISON=${BISON-bison}
1358 CC=${CC-${host_alias}-gcc}
1359 CFLAGS=${CFLAGS-"-g -O2"}
1360 CXX=${CXX-${host_alias}-c++}
1361 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1362 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1363 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
1364 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
1365 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
1366 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
1367 BUILD_PREFIX=${build_alias}-
1368 BUILD_PREFIX_1=${build_alias}-
1369 MAKEINFO=${MAKEINFO-makeinfo}
1371 if test -z "${YACC}" ; then
1372 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1373 for dir in $PATH; do
1374 test -z "$dir" && dir=.
1375 if test -f $dir/bison; then
1376 YACC="bison -y"
1377 break
1378 fi
1379 if test -f $dir/byacc; then
1380 YACC=byacc
1381 break
1382 fi
1383 if test -f $dir/yacc; then
1384 YACC=yacc
1385 break
1386 fi
1387 done
1388 IFS="$save_ifs"
1389 if test -z "${YACC}" ; then
1390 YACC="bison -y"
1391 fi
1392 fi
1394 if test -z "${LEX}" ; then
1395 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1396 for dir in $PATH; do
1397 test -z "$dir" && dir=.
1398 if test -f $dir/flex; then
1399 LEX=flex
1400 break
1401 fi
1402 if test -f $dir/lex; then
1403 LEX=lex
1404 break
1405 fi
1406 done
1407 IFS="$save_ifs"
1408 LEX=${LEX-flex}
1409 fi
1411 else
1412 # Set reasonable default values for some tools even if not Canadian.
1413 # Of course, these are different reasonable default values, originally
1414 # specified directly in the Makefile.
1415 # We don't export, so that autoconf can do its job.
1416 # Note that all these settings are above the fragment inclusion point
1417 # in Makefile.in, so can still be overridden by fragments.
1418 # This is all going to change when we autoconfiscate...
1420 BISON="\$(USUAL_BISON)"
1421 CC_FOR_BUILD="\$(CC)"
1422 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1423 BUILD_PREFIX=
1424 BUILD_PREFIX_1=loser-
1425 MAKEINFO="\$(USUAL_MAKEINFO)"
1426 LEX="\$(USUAL_LEX)"
1427 YACC="\$(USUAL_YACC)"
1429 # If CC is still not set, try to get gcc.
1430 cc_prog_is_gcc=
1431 if test -z "${CC}" ; then
1432 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1433 for dir in $PATH; do
1434 test -z "$dir" && dir=.
1435 if test -f $dir/gcc; then
1436 CC="gcc"
1437 cc_prog_is_gcc=yes
1438 echo 'void f(){}' > conftest.c
1439 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1440 CFLAGS=${CFLAGS-"-g -O2"}
1441 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1442 else
1443 CFLAGS=${CFLAGS-"-O2"}
1444 CXXFLAGS=${CXXFLAGS-"-O2"}
1445 fi
1446 rm -f conftest*
1447 break
1448 fi
1449 done
1450 IFS="$save_ifs"
1451 CC=${CC-cc}
1452 else
1453 # Determine if we are using gcc.
1454 cat > conftest.c <<EOF
1455 #ifdef __GNUC__
1456 yes;
1457 #endif
1458 EOF
1459 if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
1460 cc_prog_is_gcc=yes
1461 fi
1462 rm -f conftest.c
1463 if test -z "${CFLAGS}"; then
1464 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1465 # is set to a version of gcc.
1466 if test "$cc_prog_is_gcc" = yes; then
1467 echo 'void f(){}' > conftest.c
1468 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1469 CFLAGS=${CFLAGS-"-g -O2"}
1470 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1471 else
1472 CFLAGS=${CFLAGS-"-O2"}
1473 CXXFLAGS=${CXXFLAGS-"-O2"}
1474 fi
1475 rm -f conftest*
1476 fi
1477 fi
1478 fi
1480 # We must set the default linker to the linker used by gcc for the correct
1481 # operation of libtool. If LD is not defined and we are using gcc, try to
1482 # set the LD default to the ld used by gcc.
1483 if test -z "$LD"; then
1484 if test "$cc_prog_is_gcc" = yes; then
1485 case $build in
1486 *-*-mingw*)
1487 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1488 *)
1489 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1490 esac
1491 case $gcc_prog_ld in
1492 # Accept absolute paths.
1493 [[\\/]* | [A-Za-z]:[\\/]*)]
1494 LD="$gcc_prog_ld" ;;
1495 esac
1496 fi
1497 fi
1499 CXX=${CXX-"c++"}
1500 CFLAGS=${CFLAGS-"-g"}
1501 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1502 fi
1504 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1505 # Set up the list of links to be made.
1506 # ${links} is the list of link names, and ${files} is the list of names to link to.
1508 # Make the links.
1509 configlinks="${links}"
1510 if test -r ./config.status ; then
1511 mv -f ./config.status ./config.back
1512 fi
1513 while test -n "${files}" ; do
1514 # set file to car of files, files to cdr of files
1515 set ${files}; file=$1; shift; files=$*
1516 set ${links}; link=$1; shift; links=$*
1518 if test ! -r ${srcdir}/${file} ; then
1519 if test ! -r ${file} ; then
1520 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1521 echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1522 exit 1
1523 else
1524 srcfile=${file}
1525 fi
1526 else
1527 srcfile=${srcdir}/${file}
1528 fi
1530 ${remove} -f ${link}
1531 # Make a symlink if possible, otherwise try a hard link
1532 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1533 true
1534 else
1535 # We need to re-remove the file because Lynx leaves a
1536 # very strange directory there when it fails an NFS symlink.
1537 ${remove} -r -f ${link}
1538 ${hard_link} ${srcfile} ${link}
1539 fi
1540 if test ! -r ${link} ; then
1541 echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1542 exit 1
1543 fi
1545 echo "Linked \"${link}\" to \"${srcfile}\"."
1546 done
1548 # Create a .gdbinit file which runs the one in srcdir
1549 # and tells GDB to look there for source files.
1551 if test -r ${srcdir}/.gdbinit ; then
1552 case ${srcdir} in
1553 .) ;;
1554 *) cat > ./.gdbinit <<EOF
1555 # ${NO_EDIT}
1556 dir ${srcdir}
1557 dir .
1558 source ${srcdir}/.gdbinit
1559 EOF
1560 ;;
1561 esac
1562 fi
1564 # Make sure that the compiler is able to generate an executable. If it
1565 # can't, we are probably in trouble. We don't care whether we can run the
1566 # executable--we might be using a cross compiler--we only care whether it
1567 # can be created. At this point the main configure script has set CC.
1568 we_are_ok=no
1569 echo "int main () { return 0; }" > conftest.c
1570 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1571 if test $? = 0 ; then
1572 if test -s conftest || test -s conftest.exe ; then
1573 we_are_ok=yes
1574 fi
1575 fi
1576 case $we_are_ok in
1577 no)
1578 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1579 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1580 rm -f conftest*
1581 exit 1
1582 ;;
1583 esac
1584 rm -f conftest*
1586 # The Solaris /usr/ucb/cc compiler does not appear to work.
1587 case "${host}" in
1588 sparc-sun-solaris2*)
1589 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1590 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1591 could_use=
1592 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1593 if test -d /opt/cygnus/bin ; then
1594 if test "$could_use" = "" ; then
1595 could_use="/opt/cygnus/bin"
1596 else
1597 could_use="$could_use or /opt/cygnus/bin"
1598 fi
1599 fi
1600 if test "$could_use" = "" ; then
1601 echo "Warning: compilation may fail because you're using"
1602 echo "/usr/ucb/cc. You should change your PATH or CC "
1603 echo "variable and rerun configure."
1604 else
1605 echo "Warning: compilation may fail because you're using"
1606 echo "/usr/ucb/cc, when you should use the C compiler from"
1607 echo "$could_use. You should change your"
1608 echo "PATH or CC variable and rerun configure."
1609 fi
1610 fi
1611 ;;
1612 esac
1614 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1615 # binutils tools will find libbfd.so.
1616 case "${enable_shared}" in
1617 no | "") SET_LIB_PATH= ;;
1618 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1619 esac
1621 case "${host}" in
1622 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1623 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1624 esac
1626 # Record target_configdirs and the configure arguments for target and
1627 # build configuration in Makefile.
1628 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1630 # This is the final value for target_configdirs. configdirs already
1631 # has its final value, as does build_modules. It's time to create some
1632 # lists of valid targets.
1634 all_build_modules=
1635 configure_build_modules=
1636 for module in ${build_modules} ; do
1637 all_build_modules=all-build-${module}
1638 configure_build_modules=configure-build-${module}
1639 done
1641 # Determine whether gdb needs tk/tcl or not.
1642 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1643 # and in that case we want gdb to be built without tk. Ugh!
1644 # In fact I believe gdb is the *only* package directly dependent on tk,
1645 # so we should be able to put the 'maybe's in unconditionally and
1646 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1647 # 100% sure that that's safe though.
1649 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1650 case "$enable_gdbtk" in
1651 no)
1652 GDB_TK="" ;;
1653 yes)
1654 GDB_TK="${gdb_tk}" ;;
1655 *)
1656 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1657 # distro. Eventually someone will fix this and move Insight, nee
1658 # gdbtk to a separate directory.
1659 if test -d ${srcdir}/gdb/gdbtk ; then
1660 GDB_TK="${gdb_tk}"
1661 else
1662 GDB_TK=""
1663 fi
1664 ;;
1665 esac
1667 # Create the 'maybe dependencies'. This uses a temporary file.
1669 # While at that, we remove Makefiles if we were started for recursive
1670 # configuration, so that the top-level Makefile reconfigures them,
1671 # like we used to do when configure itself was recursive.
1672 rm -f maybedep.tmp
1673 echo '# maybedep.tmp' > maybedep.tmp
1675 # Make-targets which may need maybe dependencies.
1676 mts="configure all install check clean distclean dvi info install-info"
1677 mts="${mts} installcheck mostlyclean maintainer-clean TAGS"
1679 # Loop over modules and make-targets.
1680 for module in ${build_modules} ; do
1681 if test -z "${no_recursion}" \
1682 && test -f ${build_subdir}/${module}/Makefile; then
1683 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1684 rm -f ${build_subdir}/${module}/Makefile
1685 fi
1686 for mt in ${mts} ; do
1687 case ${mt} in
1688 install) ;; # No installing build modules.
1689 *) echo "maybe-${mt}-build-${module}: ${mt}-build-${module}" >> maybedep.tmp ;;
1690 esac
1691 done
1692 done
1693 for module in ${configdirs} ; do
1694 if test -z "${no_recursion}" \
1695 && test -f ${module}/Makefile; then
1696 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1697 rm -f ${module}/Makefile
1698 fi
1699 for mt in ${mts} ; do
1700 echo "maybe-${mt}-${module}: ${mt}-${module}" >> maybedep.tmp
1701 done
1702 done
1703 for module in ${target_configdirs} ; do
1704 if test -z "${no_recursion}" \
1705 && test -f ${target_subdir}/${module}/Makefile; then
1706 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1707 rm -f ${target_subdir}/${module}/Makefile
1708 fi
1709 for mt in ${mts} ; do
1710 echo "maybe-${mt}-target-${module}: ${mt}-target-${module}" >> maybedep.tmp
1711 done
1712 done
1713 maybe_dependencies=maybedep.tmp
1714 AC_SUBST_FILE(maybe_dependencies)
1716 # Create the serialization dependencies. This uses a temporary file.
1718 AC_ARG_ENABLE([serial-configure],
1719 [ --enable-serial-[{host,target,build}-]configure
1720 Force sequential configuration of
1721 sub-packages for the host, target or build
1722 machine, or all sub-packages])
1724 case ${enable_serial_configure} in
1725 yes)
1726 enable_serial_build_configure=yes
1727 enable_serial_host_configure=yes
1728 enable_serial_target_configure=yes
1729 ;;
1730 esac
1732 # These force 'configure's to be done one at a time, to avoid problems
1733 # with contention over a shared config.cache.
1734 rm -f serdep.tmp
1735 echo '# serdep.tmp' > serdep.tmp
1736 olditem=
1737 test "x${enable_serial_build_configure}" = xyes &&
1738 for item in ${build_configdirs} ; do
1739 case ${olditem} in
1740 "") ;;
1741 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1742 esac
1743 olditem=${item}
1744 done
1745 olditem=
1746 test "x${enable_serial_host_configure}" = xyes &&
1747 for item in ${configdirs} ; do
1748 case ${olditem} in
1749 "") ;;
1750 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1751 esac
1752 olditem=${item}
1753 done
1754 olditem=
1755 test "x${enable_serial_target_configure}" = xyes &&
1756 for item in ${target_configdirs} ; do
1757 case ${olditem} in
1758 "") ;;
1759 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1760 esac
1761 olditem=${item}
1762 done
1763 serialization_dependencies=serdep.tmp
1764 AC_SUBST_FILE(serialization_dependencies)
1766 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1767 # target and nonopt. These are the ones we might not want to pass
1768 # down to subconfigures.
1769 cat <<\EOF_SED > conftestsed
1770 s/ --no[[^ ]]* / /
1771 s/ --c[[a-z-]]*[[= ]][[^ ]]* / /
1772 s/ --sr[[a-z-]]*[[= ]][[^ ]]* / /
1773 s/ --ho[[a-z-]]*[[= ]][[^ ]]* / /
1774 s/ --bu[[a-z-]]*[[= ]][[^ ]]* / /
1775 s/ --t[[a-z-]]*[[= ]][[^ ]]* / /
1776 s/ -cache-file[[= ]][[^ ]]* / /
1777 s/ -srcdir[[= ]][[^ ]]* / /
1778 s/ -host[[= ]][[^ ]]* / /
1779 s/ -build[[= ]][[^ ]]* / /
1780 s/ -target[[= ]][[^ ]]* / /
1781 s/ [[^' -][^ ]*] / /
1782 s/^ *//;s/ *$//
1783 s,\\,\\\\,g; s,\$,$$,g
1784 EOF_SED
1785 baseargs=`echo " ${ac_configure_args} " | sed -fconftestsed`
1786 rm -f conftestsed
1788 # For the build-side libraries, we just need to pretend we're native,
1789 # and not use the same cache file. Multilibs are neither needed nor
1790 # desired.
1791 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1793 # For host modules, accept cache file option, or specification as blank.
1794 case "${cache_file}" in
1795 "") # empty
1796 cache_file_option="" ;;
1797 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1798 cache_file_option="--cache-file=${cache_file}" ;;
1799 *) # relative path
1800 cache_file_option="--cache-file=../${cache_file}" ;;
1801 esac
1803 host_configargs="${cache_file_option} --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1805 target_configargs=${baseargs}
1807 # Passing a --with-cross-host argument lets the target libraries know
1808 # whether they are being built with a cross-compiler or being built
1809 # native. However, it would be better to use other mechanisms to make the
1810 # sorts of decisions they want to make on this basis. Please consider
1811 # this option to be deprecated. FIXME.
1812 if test x${is_cross_compiler} = xyes ; then
1813 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1814 fi
1816 # Default to --enable-multilib.
1817 if test x${enable_multilib} = x ; then
1818 target_configargs="--enable-multilib ${target_configargs}"
1819 fi
1821 # Pass --with-newlib if appropriate. Note that target_configdirs has
1822 # changed from the earlier setting of with_newlib.
1823 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1824 target_configargs="--with-newlib ${target_configargs}"
1825 fi
1827 # Pass the appropriate --host, --build, and --cache-file arguments.
1828 target_configargs="--cache-file=../config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1830 # provide a proper gxx_include_dir.
1831 # Note, if you change the default, make sure to fix both here and in
1832 # the gcc and libstdc++-v3 subdirectories.
1833 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1834 case "${with_gxx_include_dir}" in
1835 yes)
1836 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1837 ;;
1838 no | "")
1839 case "${enable_version_specific_runtime_libs}" in
1840 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1841 *)
1842 . ${srcdir}/config.if
1843 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1844 esac ;;
1845 *) gxx_include_dir=${with_gxx_include_dir} ;;
1846 esac
1848 FLAGS_FOR_TARGET=
1849 case " $target_configdirs " in
1850 *" newlib "*)
1851 case " $target_configargs " in
1852 *" --with-newlib "*)
1853 case "$target" in
1854 *-cygwin*)
1855 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 $$s/winsup/w32api/include' ;;
1856 esac
1858 # If we're not building GCC, don't discard standard headers.
1859 if test -d ${srcdir}/gcc; then
1860 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1862 if test "${build}" != "${host}"; then
1863 # On Canadian crosses, CC_FOR_TARGET will have already been set
1864 # by `configure', so we won't have an opportunity to add -Bgcc/
1865 # to it. This is right: we don't want to search that directory
1866 # for binaries, but we want the header files in there, so add
1867 # them explicitly.
1868 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1870 # Someone might think of using the pre-installed headers on
1871 # Canadian crosses, in case the installed compiler is not fully
1872 # compatible with the compiler being built. In this case, it
1873 # would be better to flag an error than risking having
1874 # incompatible object files being constructed. We can't
1875 # guarantee that an error will be flagged, but let's hope the
1876 # compiler will do it, when presented with incompatible header
1877 # files.
1878 fi
1879 fi
1881 case "${target}-${is_cross_compiler}" in
1882 i[[3456789]]86-*-linux*-no)
1883 # Here host == target, so we don't need to build gcc,
1884 # so we don't want to discard standard headers.
1885 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1886 ;;
1887 *)
1888 # If we're building newlib, use its generic headers last, but search
1889 # for any libc-related directories first (so make it the last -B
1890 # switch).
1891 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1892 ;;
1893 esac
1894 ;;
1895 esac
1896 ;;
1897 esac
1899 # On Canadian crosses, we'll be searching the right directories for
1900 # the previously-installed cross compiler, so don't bother to add
1901 # flags for directories within the install tree of the compiler
1902 # being built; programs in there won't even run.
1903 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1904 # Search for pre-installed headers if nothing else fits.
1905 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
1906 fi
1908 if test "x${use_gnu_ld}" = x &&
1909 echo " ${configdirs} " | grep " ld " > /dev/null ; then
1910 # Arrange for us to find uninstalled linker scripts.
1911 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1912 fi
1914 if test "x${CC_FOR_TARGET+set}" = xset; then
1915 :
1916 elif test -d ${srcdir}/gcc; then
1917 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1918 elif test "$host" = "$target"; then
1919 CC_FOR_TARGET='$(CC)'
1920 else
1921 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1922 fi
1923 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1925 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1926 :
1927 elif test -d ${srcdir}/gcc; then
1928 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1929 elif test "$host" = "$target"; then
1930 GCJ_FOR_TARGET='gcj'
1931 else
1932 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1933 fi
1934 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1936 # Don't use libstdc++-v3's flags to configure/build itself.
1937 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'
1938 raw_libstdcxx_flags=' -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1940 if test "x${CXX_FOR_TARGET+set}" = xset; then
1941 :
1942 elif test -d ${srcdir}/gcc; then
1943 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
1944 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
1945 # default whereas gcc does not.
1946 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
1947 # all other cases.
1948 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
1949 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
1950 elif test "$host" = "$target"; then
1951 CXX_FOR_TARGET='$(CXX)'
1952 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1953 else
1954 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
1955 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1956 fi
1957 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1958 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1960 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1961 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1963 # We want to defer the evaluation of `cmd`s and shell variables in
1964 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
1965 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
1966 # quotes, but we still have to duplicate `$'s so that shell variables
1967 # can be expanded by the nested make as shell variables, not as make
1968 # macros.
1969 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1970 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1972 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
1973 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
1974 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
1975 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
1976 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
1977 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
1978 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
1980 # Makefile fragments.
1981 host_makefile_frag=${srcdir}/${host_makefile_frag}
1982 target_makefile_frag=${srcdir}/${target_makefile_frag}
1983 alphaieee_frag=${srcdir}/${alphaieee_frag}
1984 ospace_frag=${srcdir}/${ospace_frag}
1985 AC_SUBST_FILE(host_makefile_frag)
1986 AC_SUBST_FILE(target_makefile_frag)
1987 AC_SUBST_FILE(alphaieee_frag)
1988 AC_SUBST_FILE(ospace_frag)
1990 # Miscellanea: directories, flags, etc.
1991 AC_SUBST(SET_LIB_PATH)
1992 AC_SUBST(RPATH_ENVVAR)
1993 AC_SUBST(BUILD_PREFIX)
1994 AC_SUBST(BUILD_PREFIX_1)
1995 AC_SUBST(configlinks)
1996 AC_SUBST(gcc_version_trigger)
1997 AC_SUBST(gcc_version)
1998 AC_SUBST(tooldir)
1999 AC_SUBST(build_tooldir)
2000 AC_SUBST(GDB_TK)
2001 AC_SUBST(gxx_include_dir)
2002 AC_SUBST(libstdcxx_incdir)
2004 # Build module lists & subconfigure args.
2005 AC_SUBST(build_configargs)
2006 AC_SUBST(configure_build_modules)
2007 AC_SUBST(all_build_modules)
2009 # Host module lists & subconfigure args.
2010 AC_SUBST(host_configargs)
2011 AC_SUBST(configdirs)
2013 # Target module lists & subconfigure args.
2014 AC_SUBST(target_configargs)
2015 AC_SUBST(target_configdirs)
2017 # Build tools.
2018 AC_SUBST(BISON)
2019 AC_SUBST(CC_FOR_BUILD)
2020 AC_SUBST(LEX)
2021 AC_SUBST(MAKEINFO)
2022 AC_SUBST(YACC)
2023 AC_SUBST(config_shell)
2025 # Host tools.
2026 NCN_STRICT_CHECK_TOOL(AR, ar)
2027 NCN_STRICT_CHECK_TOOL(AS, as)
2028 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2029 NCN_STRICT_CHECK_TOOL(LD, ld)
2030 NCN_STRICT_CHECK_TOOL(NM, nm)
2031 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2032 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2033 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2034 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2035 AC_SUBST(CC)
2036 AC_SUBST(CXX)
2037 AC_SUBST(CFLAGS)
2038 AC_SUBST(CXXFLAGS)
2039 AC_SUBST(DEFAULT_YACC)
2040 AC_SUBST(DEFAULT_LEX)
2041 AC_SUBST(DEFAULT_M4)
2043 # Target tools.
2044 NCN_STRICT_CHECK_TARGET_TOOL(AR_FOR_TARGET, ar)
2045 NCN_STRICT_CHECK_TARGET_TOOL(AS_FOR_TARGET, as)
2046 NCN_STRICT_CHECK_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2047 NCN_STRICT_CHECK_TARGET_TOOL(LD_FOR_TARGET, ld)
2048 NCN_STRICT_CHECK_TARGET_TOOL(NM_FOR_TARGET, nm)
2049 NCN_STRICT_CHECK_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2050 NCN_STRICT_CHECK_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2052 AC_SUBST(GCC_FOR_TARGET)
2053 AC_SUBST(FLAGS_FOR_TARGET)
2054 AC_SUBST(CC_FOR_TARGET)
2055 AC_SUBST(GCJ_FOR_TARGET)
2056 AC_SUBST(CXX_FOR_TARGET)
2057 AC_SUBST(RAW_CXX_FOR_TARGET)
2058 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2059 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2061 # Fix up target tools.
2062 if test "x${build}" = "x${host}" ; then
2063 # In this case, the newly built tools can and should be used,
2064 # so we override the results of the autoconf tests.
2065 # This should really only happen when the tools are actually being built,
2066 # but that's a further refinement. The new build scheme, where
2067 # tools are built into a structure paralleling where they're installed,
2068 # should also eliminate all of this cleanly.
2069 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2070 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2071 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2072 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2073 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2074 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2075 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2076 fi
2077 # Certain tools may need extra flags.
2078 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2079 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2080 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2082 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2083 AC_ARG_ENABLE(maintainer-mode,
2084 [ --enable-maintainer-mode enable make rules and dependencies not useful
2085 (and sometimes confusing) to the casual installer],
2086 USE_MAINTAINER_MODE=$enableval,
2087 USE_MAINTAINER_MODE=no)
2088 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2089 AC_SUBST(MAINTAINER_MODE_TRUE)
2090 AC_SUBST(MAINTAINER_MODE_FALSE)
2091 if test "$USE_MAINTAINER_MODE" = yes; then
2092 MAINTAINER_MODE_TRUE=
2093 MAINTAINER_MODE_FALSE='#'
2094 else
2095 MAINTAINER_MODE_TRUE='#'
2096 MAINTAINER_MODE_FALSE=
2097 fi
2098 MAINT=$MAINTAINER_MODE_TRUE
2099 AC_SUBST(MAINT)dnl
2101 AC_OUTPUT(Makefile)