| blob | 62afdde9c4d41a7093582bf8069d99b656bfc0c0 |
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="'$progname'"
77 for ac_arg
78 do
79 tmp="$tmp '"`echo "$ac_arg" | sed -f conftestsed`
80 done
81 rm -f conftestsed
82 TOPLEVEL_CONFIGURE_ARGUMENTS="$tmp"
83 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
85 moveifchange=${srcdir}/move-if-change
87 # Set srcdir to "." if that's what it is.
88 # This is important for multilib support.
89 pwd=`${PWDCMD-pwd}`
90 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
91 if test "${pwd}" = "${srcpwd}" ; then
92 srcdir=.
93 fi
95 topsrcdir=$srcpwd
97 extra_host_args=
98 # Define the trigger file to make sure configure will re-run whenever
99 # the gcc version number changes.
100 if test "${with_gcc_version_trigger+set}" = set ; then
101 gcc_version_trigger="$with_gcc_version_trigger"
102 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
103 else
104 # If gcc's sources are available, define the trigger file.
105 if test -f ${topsrcdir}/gcc/version.c ; then
106 gcc_version_trigger=${topsrcdir}/gcc/version.c
107 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
108 case "$ac_configure_args" in
109 *--with-gcc-version-trigger=$gcc_version_trigger* )
110 ;;
111 * )
112 # Add to all subconfigure arguments: build, host, and target.
113 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
114 ;;
115 esac
116 fi
117 fi
119 ### To add a new directory to the tree, first choose whether it is a target
120 ### or a host dependent tool. Then put it into the appropriate list
121 ### (library or tools, host or target), doing a dependency sort.
123 # Subdirs will be configured in the order listed in build_configdirs,
124 # configdirs, or target_configdirs; see the serialization section below.
126 # Dependency sorting is only needed when *configuration* must be done in
127 # a particular order. In all cases a dependency should be specified in
128 # the Makefile, whether or not it's implicitly specified here.
130 # Double entries in build_configdirs, configdirs, or target_configdirs may
131 # cause circular dependencies and break everything horribly.
133 # these libraries are used by various programs built for the host environment
134 #
135 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl tix libgui zlib"
137 # these tools are built for the host environment
138 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
139 # know that we are building the simulator.
140 # binutils, gas and ld appear in that order because it makes sense to run
141 # "make check" in that particular order.
142 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"
144 # libgcj represents the runtime libraries only used by gcj.
145 libgcj="target-libffi \
146 target-boehm-gc \
147 target-zlib \
148 target-qthreads \
149 target-libjava"
151 # these libraries are built for the target environment, and are built after
152 # the host libraries and the host tools (which may be a cross compiler)
153 #
154 target_libraries="target-libiberty \
155 target-libgloss \
156 target-newlib \
157 target-libstdc++-v3 \
158 target-libf2c \
159 ${libgcj} \
160 target-libobjc"
162 # these tools are built using the target libraries, and are intended to
163 # run only in the target environment
164 #
165 # note: any program that *uses* libraries that are in the "target_libraries"
166 # list belongs in this list. those programs are also very likely
167 # candidates for the "native_only" list which follows
168 #
169 target_tools="target-examples target-groff target-gperf target-rda"
171 ################################################################################
173 ## All tools belong in one of the four categories, and are assigned above
174 ## We assign ${configdirs} this way to remove all embedded newlines. This
175 ## is important because configure will choke if they ever get through.
176 ## ${configdirs} is directories we build using the host tools.
177 ## ${target_configdirs} is directories we build using the target tools.
178 #
179 configdirs=`echo ${host_libs} ${host_tools}`
180 target_configdirs=`echo ${target_libraries} ${target_tools}`
182 # Only make build modules if build != host.
183 # This should be done more generally, but at the moment it doesn't matter.
184 if test ${host_alias} != ${build_alias} ; then
185 # This is the only build module.
186 build_modules=libiberty
187 else
188 build_modules=
189 fi
192 ################################################################################
194 srcname="gnu development package"
196 # This gets set non-empty for some net releases of packages.
197 appdirs=""
199 # Define is_cross_compiler to save on calls to 'test'.
200 is_cross_compiler=
201 if test x"${host}" = x"${target}" ; then
202 is_cross_compiler=no
203 else
204 is_cross_compiler=yes
205 fi
207 # Find the build and target subdir names.
208 GCC_TOPLEV_SUBDIRS
210 # Skipdirs are removed silently.
211 skipdirs=
212 # Noconfigdirs are removed loudly.
213 noconfigdirs=""
215 use_gnu_ld=
216 # Make sure we don't let GNU ld be added if we didn't want it.
217 if test x$with_gnu_ld = xno ; then
218 use_gnu_ld=no
219 noconfigdirs="$noconfigdirs ld"
220 fi
222 use_gnu_as=
223 # Make sure we don't let GNU as be added if we didn't want it.
224 if test x$with_gnu_as = xno ; then
225 use_gnu_as=no
226 noconfigdirs="$noconfigdirs gas"
227 fi
229 # some tools are so dependent upon X11 that if we're not building with X,
230 # it's not even worth trying to configure, much less build, that tool.
232 case ${with_x} in
233 yes | "") ;; # the default value for this tree is that X11 is available
234 no)
235 skipdirs="${skipdirs} tk tix itcl libgui"
236 # We won't be able to build gdbtk without X.
237 enable_gdbtk=no
238 ;;
239 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
240 esac
242 # Some tools are only suitable for building in a "native" situation.
243 # Remove these if host!=target.
244 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"
246 # Similarly, some are only suitable for cross toolchains.
247 # Remove these if host=target.
248 cross_only="target-libgloss target-newlib target-opcodes"
250 case $is_cross_compiler in
251 no) skipdirs="${skipdirs} ${cross_only}" ;;
252 yes) skipdirs="${skipdirs} ${native_only}" ;;
253 esac
255 # If both --with-headers and --with-libs are specified, default to
256 # --without-newlib.
257 if test x"${with_headers}" != x && test x"${with_headers} != xno \
258 && test x"${with_libs}" != x && test x"${with_libs} != xno ; then
259 if test x"${with_newlib}" = x ; then
260 with_newlib=no
261 fi
262 fi
264 # Recognize --with-newlib/--without-newlib.
265 case ${with_newlib} in
266 no) skipdirs="${skipdirs} target-newlib" ;;
267 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
268 esac
270 # Configure extra directories which are host specific
272 case "${host}" in
273 *-cygwin*)
274 configdirs="$configdirs libtermcap" ;;
275 esac
277 # Remove more programs from consideration, based on the host or
278 # target this usually means that a port of the program doesn't
279 # exist yet.
281 case "${host}" in
282 hppa*64*-*-*)
283 noconfigdirs="$noconfigdirs byacc"
284 ;;
285 i[[3456789]]86-*-vsta)
286 noconfigdirs="tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext"
287 ;;
288 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
289 noconfigdirs="tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi"
290 ;;
291 i[[3456789]]86-*-mingw32*)
292 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv"
293 noconfigdirs="expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
294 ;;
295 i[[3456789]]86-*-beos*)
296 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
297 ;;
298 *-*-cygwin*)
299 noconfigdirs="autoconf automake send-pr rcs guile perl"
300 ;;
301 *-*-netbsd*)
302 noconfigdirs="rcs"
303 ;;
304 ppc*-*-pe)
305 noconfigdirs="patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv"
306 ;;
307 powerpc-*-beos*)
308 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
309 ;;
310 *-*-darwin*)
311 noconfigdirs="$noconfigdirs tk itcl tix libgui"
312 ;;
313 esac
315 # Save it here so that, even in case of --enable-libgcj, if the Java
316 # front-end isn't enabled, we still get libgcj disabled.
317 libgcj_saved=$libgcj
318 case $enable_libgcj in
319 yes)
320 # If we reset it here, it won't get added to noconfigdirs in the
321 # target-specific build rules, so it will be forcibly enabled
322 # (unless the Java language itself isn't enabled).
323 libgcj=
324 ;;
325 no)
326 # Make sure we get it printed in the list of not supported target libs.
327 noconfigdirs="$noconfigdirs ${libgcj}"
328 ;;
329 esac
331 case "${target}" in
332 *-*-chorusos)
333 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
334 ;;
335 powerpc-*-darwin*)
336 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
337 noconfigdirs="$noconfigdirs target-libobjc"
338 ;;
339 *-*-darwin*)
340 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
341 noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
342 ;;
343 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
344 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
345 ;;
346 *-*-kaos*)
347 # Remove unsupported stuff on all kaOS configurations.
348 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-libf2c target-librx"
349 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
350 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
351 noconfigdirs="$noconfigdirs target-libgloss"
352 ;;
353 *-*-netbsd*)
354 # Skip some stuff on all NetBSD configurations.
355 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
357 # Skip some stuff that's unsupported on some NetBSD configurations.
358 case "${target}" in
359 i*86-*-netbsdelf*) ;;
360 arm*-*-netbsdelf*) ;;
361 *)
362 noconfigdirs="$noconfigdirs ${libgcj}"
363 ;;
364 esac
365 ;;
366 *-*-netware)
367 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
368 ;;
369 *-*-rtems*)
370 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
371 case ${target} in
372 h8300*-*-* | h8500-*-*)
373 noconfigdirs="$noconfigdirs target-libf2c"
374 ;;
375 *) ;;
376 esac
377 ;;
378 *-*-vxworks*)
379 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
380 ;;
381 alpha*-dec-osf*)
382 # ld works, but does not support shared libraries.
383 # newlib is not 64 bit ready. I'm not sure about fileutils.
384 # gas doesn't generate exception information.
385 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
386 ;;
387 alpha*-*-*vms*)
388 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
389 ;;
390 alpha*-*-linux*)
391 # newlib is not 64 bit ready
392 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
393 ;;
394 alpha*-*-freebsd*)
395 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
396 ;;
397 alpha*-*-*)
398 # newlib is not 64 bit ready
399 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
400 ;;
401 am33_2.0-*-linux*)
402 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
403 ;;
404 sh-*-linux*)
405 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
406 ;;
407 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
408 noconfigdirs="$noconfigdirs ${libgcj}"
409 noconfigdirs="$noconfigdirs target-examples"
410 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
411 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
412 noconfigdirs="$noconfigdirs expect dejagnu"
413 # the C++ libraries don't build on top of CE's C libraries
414 noconfigdirs="$noconfigdirs target-libstdc++-v3"
415 noconfigdirs="$noconfigdirs target-newlib"
416 case "${host}" in
417 *-*-cygwin*) ;; # keep gdb and readline
418 *) noconfigdirs="$noconfigdirs gdb readline"
419 ;;
420 esac
421 ;;
422 arc-*-*)
423 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
424 ;;
425 arm-*-coff | strongarm-*-coff | xscale-*-coff)
426 noconfigdirs="$noconfigdirs ${libgcj}"
427 ;;
428 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
429 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
430 ;;
431 arm-*-pe*)
432 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
433 ;;
434 arm-*-oabi*)
435 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
436 ;;
437 thumb-*-coff)
438 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
439 ;;
440 thumb-*-elf)
441 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
442 ;;
443 thumb-*-oabi)
444 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
445 ;;
446 thumb-*-pe)
447 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
448 ;;
449 arm-*-riscix*)
450 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
451 ;;
452 avr-*-*)
453 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
454 ;;
455 c4x-*-* | tic4x-*-*)
456 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
457 ;;
458 c54x*-*-* | tic54x-*-*)
459 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
460 ;;
461 cris-*-*)
462 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
463 ;;
464 d10v-*-*)
465 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
466 ;;
467 d30v-*-*)
468 noconfigdirs="$noconfigdirs ${libgcj} gdb"
469 ;;
470 fr30-*-elf*)
471 noconfigdirs="$noconfigdirs ${libgcj} gdb"
472 ;;
473 frv-*-*)
474 noconfigdirs="$noconfigdirs ${libgcj}"
475 ;;
476 h8300*-*-*)
477 noconfigdirs="$noconfigdirs target-libgloss ${libgcj} target-libf2c"
478 ;;
479 h8500-*-*)
480 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} target-libf2c"
481 ;;
482 hppa*64*-*-linux* | parisc*64*-*-linux*)
483 # In this case, it's because the hppa64-linux target is for
484 # the kernel only at this point and has no libc, and thus no
485 # headers, crt*.o, etc., all of which are needed by these.
486 noconfigdirs="$noconfigdirs target-zlib"
487 ;;
488 hppa*-*-*elf* | \
489 parisc*-*-linux* | hppa*-*-linux* | \
490 hppa*-*-lites* | \
491 hppa*-*-openbsd* | \
492 hppa*64*-*-*)
493 noconfigdirs="$noconfigdirs ${libgcj}"
494 # Do configure ld/binutils/gas for this case.
495 ;;
496 hppa*-*-*)
497 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
498 # build on HP-UX 10.20.
499 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
500 ;;
501 i960-*-*)
502 noconfigdirs="$noconfigdirs ${libgcj} gdb"
503 ;;
504 ia64*-*-elf*)
505 # No gdb support yet.
506 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
507 ;;
508 ia64*-**-hpux*)
509 # No gdb or ld support yet.
510 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb ld"
511 ;;
512 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
513 noconfigdirs="$noconfigdirs ${libgcj}"
514 ;;
515 i[[3456789]]86-*-freebsd*)
516 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
517 ;;
518 i[[3456789]]86-*-linux*)
519 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
520 # not build java stuff by default.
521 case "${target}" in
522 *-*-*libc1*)
523 noconfigdirs="$noconfigdirs ${libgcj}";;
524 esac
526 # This section makes it possible to build newlib natively on linux.
527 # If we are using a cross compiler then don't configure newlib.
528 if test x${is_cross_compiler} != xno ; then
529 noconfigdirs="$noconfigdirs target-newlib"
530 fi
531 noconfigdirs="$noconfigdirs target-libgloss"
532 # If we are not using a cross compiler, do configure newlib.
533 # Note however, that newlib will only be configured in this situation
534 # if the --with-newlib option has been given, because otherwise
535 # 'target-newlib' will appear in skipdirs.
536 ;;
537 i[[3456789]]86-*-mingw32*)
538 target_configdirs="$target_configdirs target-mingw"
539 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
541 # Can't build gdb for mingw32 if not native.
542 case "${host}" in
543 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
544 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
545 ;;
546 esac
547 ;;
548 *-*-cygwin*)
549 target_configdirs="$target_configdirs target-libtermcap target-winsup"
550 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
551 # always build newlib.
552 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
554 # Can't build gdb for Cygwin if not native.
555 case "${host}" in
556 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
557 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
558 ;;
559 esac
560 ;;
561 i[[3456789]]86-*-pe)
562 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
563 ;;
564 i[[3456789]]86-*-sco3.2v5*)
565 # The linker does not yet know about weak symbols in COFF,
566 # and is not configured to handle mixed ELF and COFF.
567 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
568 ;;
569 i[[3456789]]86-*-sco*)
570 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
571 ;;
572 i[[3456789]]86-*-solaris2*)
573 noconfigdirs="$noconfigdirs target-libgloss"
574 ;;
575 i[[3456789]]86-*-sysv4*)
576 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
577 ;;
578 i[[3456789]]86-*-beos*)
579 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
580 ;;
581 m32r-*-*)
582 noconfigdirs="$noconfigdirs ${libgcj}"
583 ;;
584 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
585 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
586 ;;
587 m68k-*-elf*)
588 noconfigdirs="$noconfigdirs ${libgcj}"
589 ;;
590 m68k-*-coff*)
591 noconfigdirs="$noconfigdirs ${libgcj}"
592 ;;
593 mcore-*-pe*)
594 # The EPOC C++ environment does not support exceptions or rtti,
595 # and so building libstdc++-v3 tends not to always work.
596 noconfigdirs="$noconfigdirs target-libstdc++-v3"
597 ;;
598 mmix-*-*)
599 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
600 ;;
601 mn10200-*-*)
602 noconfigdirs="$noconfigdirs ${libgcj}"
603 ;;
604 mn10300-*-*)
605 noconfigdirs="$noconfigdirs ${libgcj}"
606 ;;
607 powerpc-*-aix*)
608 # copied from rs6000-*-* entry
609 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
610 ;;
611 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
612 target_configdirs="$target_configdirs target-winsup"
613 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
614 # always build newlib.
615 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
616 ;;
617 # This is temporary until we can link against shared libraries
618 powerpcle-*-solaris*)
619 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
620 ;;
621 powerpc-*-beos*)
622 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
623 ;;
624 powerpc-*-eabi)
625 noconfigdirs="$noconfigdirs ${libgcj}"
626 ;;
627 rs6000-*-lynxos*)
628 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
629 ;;
630 rs6000-*-aix*)
631 noconfigdirs="$noconfigdirs gprof ${libgcj}"
632 ;;
633 rs6000-*-*)
634 noconfigdirs="$noconfigdirs gprof ${libgcj}"
635 ;;
636 m68k-apollo-*)
637 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
638 ;;
639 mips*-*-irix5*)
640 # The GNU linker does not support shared libraries.
641 noconfigdirs="$noconfigdirs ld gprof target-libgloss ${libgcj}"
642 ;;
643 mips*-*-irix6*)
644 # Linking libjava exceeds command-line length limits on at least
645 # IRIX 6.2, but not on IRIX 6.5.
646 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
647 # <oldham@codesourcery.com>
648 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
649 ;;
650 mips*-dec-bsd*)
651 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
652 ;;
653 mips*-*-bsd*)
654 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
655 ;;
656 mipstx39-*-*)
657 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
658 ;;
659 mips*-*-linux*)
660 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
661 ;;
662 mips*-*-*)
663 noconfigdirs="$noconfigdirs gprof ${libgcj}"
664 ;;
665 romp-*-*)
666 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
667 ;;
668 sh-*-*)
669 case "${host}" in
670 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
671 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
672 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
673 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
674 esac
675 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
676 ;;
677 sh64-*-*)
678 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
679 ;;
680 sparc-*-elf*)
681 noconfigdirs="$noconfigdirs ${libgcj}"
682 ;;
683 sparc64-*-elf*)
684 noconfigdirs="$noconfigdirs ${libgcj}"
685 ;;
686 sparclite-*-*)
687 noconfigdirs="$noconfigdirs ${libgcj}"
688 ;;
689 sparc-*-sunos4*)
690 noconfigdirs="$noconfigdirs ${libgcj}"
691 if test x${is_cross_compiler} != xno ; then
692 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
693 else
694 use_gnu_ld=no
695 fi
696 ;;
697 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
698 ;;
699 v810-*-*)
700 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
701 ;;
702 v850-*-*)
703 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
704 ;;
705 v850e-*-*)
706 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
707 ;;
708 v850ea-*-*)
709 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
710 ;;
711 vax-*-vms)
712 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
713 ;;
714 vax-*-*)
715 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
716 ;;
717 xtensa-*-*)
718 noconfigdirs="$noconfigdirs ${libgcj}"
719 ;;
720 ip2k-*-*)
721 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
722 ;;
723 *-*-linux*)
724 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
725 ;;
726 *-*-lynxos*)
727 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
728 ;;
729 *-*-*)
730 noconfigdirs="$noconfigdirs ${libgcj}"
731 ;;
732 esac
734 # If we aren't building newlib, then don't build libgloss, since libgloss
735 # depends upon some newlib header files.
736 case "${noconfigdirs}" in
737 *target-libgloss*) ;;
738 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
739 esac
741 # Figure out what language subdirectories are present.
742 # Look if the user specified --enable-languages="..."; if not, use
743 # the environment variable $LANGUAGES if defined. $LANGUAGES might
744 # go away some day.
745 # NB: embedded tabs in this IF block -- do not untabify
746 if test x"${enable_languages+set}" != xset; then
747 if test x"${LANGUAGES+set}" = xset; then
748 enable_languages="${LANGUAGES}"
749 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
750 else
751 enable_languages=all
752 fi
753 else
754 if test x"${enable_languages}" = x ||
755 test x"${enable_languages}" = xyes;
756 then
757 echo configure.in: --enable-languages needs at least one language argument 1>&2
758 exit 1
759 fi
760 fi
761 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
763 # First scan to see if an enabled language requires some other language.
764 # We assume that a given config-lang.in will list all the language
765 # front ends it requires, even if some are required indirectly.
766 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
767 case ${lang_frag} in
768 ..) ;;
769 # The odd quoting in the next line works around
770 # an apparent bug in bash 1.12 on linux.
771 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
772 *)
773 # From the config-lang.in, get $language, $lang_requires
774 language=
775 lang_requires=
776 . ${lang_frag}
777 for other in ${lang_requires} ; do
778 case ,${enable_languages}, in
779 *,$other,*) ;;
780 *,all,*) ;;
781 *,$language,*)
782 echo " \`$other' language required by \`$language'; enabling" 1>&2
783 enable_languages="${enable_languages},${other}"
784 ;;
785 esac
786 done
787 ;;
788 esac
789 done
791 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
792 case ${lang_frag} in
793 ..) ;;
794 # The odd quoting in the next line works around
795 # an apparent bug in bash 1.12 on linux.
796 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
797 *)
798 # From the config-lang.in, get $language, $target_libs,
799 # $lang_dirs, and $build_by_default
800 language=
801 target_libs=
802 lang_dirs=
803 build_by_default=
804 . ${lang_frag}
805 if test "x$language" = x ; then
806 echo "${lang_frag} doesn't set \$language." 1>&2
807 exit 1
808 fi
809 case ,${enable_languages}, in
810 *,${language},*)
811 # Language was explicitly selected; include it.
812 add_this_lang=yes
813 ;;
814 *,all,*)
815 # 'all' was selected; include 'default' languages.
816 case ${build_by_default} in
817 no) add_this_lang=no ;;
818 *) add_this_lang=yes ;;
819 esac
820 ;;
821 *) add_this_lang=no ;;
822 esac
823 case ${add_this_lang} in
824 no)
825 # Remove language-dependent dirs.
826 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
827 ;;
828 esac
829 ;;
830 esac
831 done
833 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
834 # $target_configdirs.
835 # If we have the source for $noconfigdirs entries, add them to $notsupp.
837 notsupp=""
838 for dir in . $skipdirs $noconfigdirs ; do
839 dirname=`echo $dir | sed -e s/target-//g`
840 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
841 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
842 if test -r $srcdir/$dirname/configure ; then
843 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
844 true
845 else
846 notsupp="$notsupp $dir"
847 fi
848 fi
849 fi
850 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
851 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
852 if test -r $srcdir/$dirname/configure ; then
853 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
854 true
855 else
856 notsupp="$notsupp $dir"
857 fi
858 fi
859 fi
860 done
862 # Sometimes the tools are distributed with libiberty but with no other
863 # libraries. In that case, we don't want to build target-libiberty.
864 if test -n "${target_configdirs}" ; then
865 others=
866 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
867 if test "$i" != "libiberty" ; then
868 if test -r $srcdir/$i/configure ; then
869 others=yes;
870 break;
871 fi
872 fi
873 done
874 if test -z "${others}" ; then
875 target_configdirs=
876 fi
877 fi
879 # Quietly strip out all directories which aren't configurable in this tree.
880 # This relies on all configurable subdirectories being autoconfiscated, which
881 # is now the case.
882 configdirs_all="$configdirs"
883 configdirs=
884 for i in ${configdirs_all} ; do
885 if test -f ${srcdir}/$i/configure ; then
886 configdirs="${configdirs} $i"
887 fi
888 done
889 target_configdirs_all="$target_configdirs"
890 target_configdirs=
891 for i in ${target_configdirs_all} ; do
892 j=`echo $i | sed -e s/target-//g`
893 if test -f ${srcdir}/$j/configure ; then
894 target_configdirs="${target_configdirs} $i"
895 fi
896 done
898 # Produce a warning message for the subdirs we can't configure.
899 # This isn't especially interesting in the Cygnus tree, but in the individual
900 # FSF releases, it's important to let people know when their machine isn't
901 # supported by the one or two programs in a package.
903 if test -n "${notsupp}" && test -z "${norecursion}" ; then
904 # If $appdirs is non-empty, at least one of those directories must still
905 # be configured, or we error out. (E.g., if the gas release supports a
906 # specified target in some subdirs but not the gas subdir, we shouldn't
907 # pretend that all is well.)
908 if test -n "$appdirs" ; then
909 for dir in $appdirs ; do
910 if test -r $dir/Makefile.in ; then
911 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
912 appdirs=""
913 break
914 fi
915 if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
916 appdirs=""
917 break
918 fi
919 fi
920 done
921 if test -n "$appdirs" ; then
922 echo "*** This configuration is not supported by this package." 1>&2
923 exit 1
924 fi
925 fi
926 # Okay, some application will build, or we don't care to check. Still
927 # notify of subdirs not getting built.
928 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
929 echo " ${notsupp}" 1>&2
930 echo " (Any other directories should still work fine.)" 1>&2
931 fi
933 case "$host" in
934 *msdosdjgpp*)
935 enable_gdbtk=no ;;
936 esac
938 copy_dirs=
940 # Handle --with-headers=XXX. If the value is not "yes", the contents of
941 # the named directory are copied to $(tooldir)/sys-include.
942 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
943 if test x${is_cross_compiler} = xno ; then
944 echo 1>&2 '***' --with-headers is only supported when cross compiling
945 exit 1
946 fi
947 if test x"${with_headers}" != xyes ; then
948 case "${exec_prefixoption}" in
949 "") x=${prefix} ;;
950 *) x=${exec_prefix} ;;
951 esac
952 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
953 fi
954 fi
956 # Handle --with-libs=XXX. If the value is not "yes", the contents of
957 # the name directories are copied to $(tooldir)/lib. Multiple directories
958 # are permitted.
959 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
960 if test x${is_cross_compiler} = xno ; then
961 echo 1>&2 '***' --with-libs is only supported when cross compiling
962 exit 1
963 fi
964 if test x"${with_libs}" != xyes ; then
965 # Copy the libraries in reverse order, so that files in the first named
966 # library override files in subsequent libraries.
967 case "${exec_prefixoption}" in
968 "") x=${prefix} ;;
969 *) x=${exec_prefix} ;;
970 esac
971 for l in ${with_libs}; do
972 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
973 done
974 fi
975 fi
977 # Handle ${copy_dirs}
978 set fnord ${copy_dirs}
979 shift
980 while test $# != 0 ; do
981 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
982 :
983 else
984 echo Copying $1 to $2
986 # Use the install script to create the directory and all required
987 # parent directories.
988 if test -d $2 ; then
989 :
990 else
991 echo >config.temp
992 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
993 fi
995 # Copy the directory, assuming we have tar.
996 # FIXME: Should we use B in the second tar? Not all systems support it.
997 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
999 # It is the responsibility of the user to correctly adjust all
1000 # symlinks. If somebody can figure out how to handle them correctly
1001 # here, feel free to add the code.
1003 echo $1 > $2/COPIED
1004 fi
1005 shift; shift
1006 done
1008 # Work in distributions that contain no compiler tools, like Autoconf.
1009 tentative_cc=""
1010 host_makefile_frag=/dev/null
1011 if test -d ${srcdir}/config ; then
1012 case "${host}" in
1013 m68k-hp-hpux*)
1014 # Avoid "too much defining" errors from HPUX compiler.
1015 tentative_cc="cc -Wp,-H256000"
1016 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1017 # If it's HP/UX ar, this should be harmless.
1018 RANLIB="ar ts"
1019 ;;
1020 m68k-apollo-sysv*)
1021 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1022 ;;
1023 m68k-apollo-bsd*)
1024 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1025 # chokes on bfd, the compiler won't let you assign integers to enums, and
1026 # other problems. Defining CC to gcc is a questionable way to say "don't use
1027 # the apollo compiler" (the preferred version of GCC could be called cc,
1028 # or whatever), but I'm not sure leaving CC as cc is any better...
1029 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1030 # Used to have BISON=yacc.
1031 tentative_cc=gcc
1032 ;;
1033 m88k-dg-dgux*)
1034 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1035 ;;
1036 m88k-harris-cxux*)
1037 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1038 tentative_cc="cc -Xa"
1039 host_makefile_frag="config/mh-cxux"
1040 ;;
1041 m88k-motorola-sysv*)
1042 ;;
1043 mips*-dec-ultrix*)
1044 tentative_cc="cc -Wf,-XNg1000"
1045 host_makefile_frag="config/mh-decstation"
1046 ;;
1047 mips*-nec-sysv4*)
1048 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1049 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1050 host_makefile_frag="config/mh-necv4"
1051 ;;
1052 mips*-sgi-irix4*)
1053 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1054 # environment. Also bump switch table size so that cp-parse will
1055 # compile. Bump string length limit so linker builds.
1056 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1057 ;;
1058 mips*-*-sysv4*)
1059 host_makefile_frag="config/mh-sysv4"
1060 ;;
1061 mips*-*-sysv*)
1062 # This is for a MIPS running RISC/os 4.52C.
1064 # This is needed for GDB, but needs to be in the top-level make because
1065 # if a library is compiled with the bsd headers and gets linked with the
1066 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1067 # a different size).
1068 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1069 # known except to select the sysv environment. Could we use /proc instead?
1070 # These "sysv environments" and "bsd environments" often end up being a pain.
1071 #
1072 # This is not part of CFLAGS because perhaps not all C compilers have this
1073 # option.
1074 tentative_cc="cc -systype sysv"
1075 ;;
1076 i370-ibm-opened*)
1077 tentative_cc="c89"
1078 ;;
1079 i[[3456789]]86-*-sysv5*)
1080 host_makefile_frag="config/mh-sysv5"
1081 ;;
1082 i[[3456789]]86-*-dgux*)
1083 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1084 host_makefile_frag="config/mh-dgux386"
1085 ;;
1086 i[[3456789]]86-ncr-sysv4.3*)
1087 # The MetaWare compiler will generate a copyright message unless you
1088 # turn it off by adding the -Hnocopyr flag.
1089 tentative_cc="cc -Hnocopyr"
1090 ;;
1091 i[[3456789]]86-ncr-sysv4*)
1092 # for an NCR 3000 (i486/SVR4) system.
1093 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1094 # This compiler not only emits obnoxious copyright messages every time
1095 # you run it, but it chokes and dies on a whole bunch of GNU source
1096 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1097 tentative_cc="/usr/ccs/ATT/cc"
1098 host_makefile_frag="config/mh-ncr3000"
1099 ;;
1100 i[[3456789]]86-*-sco3.2v5*)
1101 ;;
1102 i[[3456789]]86-*-sco*)
1103 # The native C compiler botches some simple uses of const. Unfortunately,
1104 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1105 tentative_cc="cc -Dconst="
1106 host_makefile_frag="config/mh-sco"
1107 ;;
1108 i[[3456789]]86-*-udk*)
1109 host_makefile_frag="config/mh-sysv5"
1110 ;;
1111 i[[3456789]]86-*-solaris2*)
1112 host_makefile_frag="config/mh-sysv4"
1113 ;;
1114 i[[3456789]]86-*-msdosdjgpp*)
1115 host_makefile_frag="config/mh-djgpp"
1116 ;;
1117 *-cygwin*)
1118 host_makefile_frag="config/mh-cygwin"
1119 ;;
1120 *-mingw32*)
1121 host_makefile_frag="config/mh-mingw32"
1122 ;;
1123 *-interix*)
1124 host_makefile_frag="config/mh-interix"
1125 ;;
1126 vax-*-ultrix2*)
1127 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1128 tentative_cc=gcc
1129 ;;
1130 *-*-solaris2*)
1131 host_makefile_frag="config/mh-solaris"
1132 ;;
1133 m68k-sun-sunos*)
1134 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1135 # without overflowing the jump tables (-J says to use a 32 bit table)
1136 tentative_cc="cc -J"
1137 ;;
1138 *-hp-hpux*)
1139 tentative_cc="cc -Wp,-H256000"
1140 ;;
1141 *-*-hiux*)
1142 tentative_cc="cc -Wp,-H256000"
1143 ;;
1144 rs6000-*-lynxos*)
1145 # /bin/cc is less than useful for our purposes. Always use GCC
1146 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1147 host_makefile_frag="config/mh-lynxrs6k"
1148 ;;
1149 *-*-lynxos*)
1150 # /bin/cc is less than useful for our purposes. Always use GCC
1151 tentative_cc="/bin/gcc"
1152 ;;
1153 *-*-sysv4*)
1154 host_makefile_frag="config/mh-sysv4"
1155 ;;
1156 esac
1157 fi
1159 extra_arflags_for_target=
1160 extra_nmflags_for_target=
1161 extra_ranlibflags_for_target=
1162 target_makefile_frag=/dev/null
1163 case "${target}" in
1164 i[[3456789]]86-*-netware*)
1165 target_makefile_frag="config/mt-netware"
1166 ;;
1167 powerpc-*-netware*)
1168 target_makefile_frag="config/mt-netware"
1169 ;;
1170 *-*-linux*)
1171 target_makefile_frag="config/mt-linux"
1172 ;;
1173 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1174 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1175 # commands to handle both 32-bit and 64-bit objects. These flags are
1176 # harmless if we're using GNU nm or ar.
1177 extra_arflags_for_target=" -X32_64"
1178 extra_nmflags_for_target=" -B -X32_64"
1179 ;;
1180 *-*-darwin*)
1181 # ranlib from Darwin requires the -c flag to look at common symbols.
1182 extra_ranlibflags_for_target=" -c"
1183 ;;
1184 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1185 target_makefile_frag="config/mt-wince"
1186 ;;
1187 esac
1189 alphaieee_frag=/dev/null
1190 case $target in
1191 alpha*-*-*)
1192 # This just makes sure to use the -mieee option to build target libs.
1193 # This should probably be set individually by each library.
1194 alphaieee_frag="config/mt-alphaieee"
1195 ;;
1196 esac
1198 # If --enable-target-optspace always use -Os instead of -O2 to build
1199 # the target libraries, similarly if it is not specified, use -Os
1200 # on selected platforms.
1201 ospace_frag=/dev/null
1202 case "${enable_target_optspace}:${target}" in
1203 yes:*)
1204 ospace_frag="config/mt-ospace"
1205 ;;
1206 :d30v-*)
1207 ospace_frag="config/mt-d30v"
1208 ;;
1209 :m32r-* | :d10v-* | :fr30-*)
1210 ospace_frag="config/mt-ospace"
1211 ;;
1212 no:* | :*)
1213 ;;
1214 *)
1215 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1216 ;;
1217 esac
1219 # Set with_gnu_as and with_gnu_ld as appropriate.
1220 #
1221 # This is done by determining whether or not the appropriate directory
1222 # is available, and by checking whether or not specific configurations
1223 # have requested that this magic not happen.
1224 #
1225 # The command line options always override the explicit settings in
1226 # configure.in, and the settings in configure.in override this magic.
1227 #
1228 # If the default for a toolchain is to use GNU as and ld, and you don't
1229 # want to do that, then you should use the --without-gnu-as and
1230 # --without-gnu-ld options for the configure script.
1232 if test x${use_gnu_as} = x &&
1233 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1234 with_gnu_as=yes
1235 extra_host_args="$extra_host_args --with-gnu-as"
1236 fi
1238 if test x${use_gnu_ld} = x &&
1239 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1240 with_gnu_ld=yes
1241 extra_host_args="$extra_host_args --with-gnu-ld"
1242 fi
1244 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1245 # can detect this case.
1247 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1248 with_newlib=yes
1249 extra_host_args="$extra_host_args --with-newlib"
1250 fi
1253 # Default to using --with-stabs for certain targets.
1254 if test x${with_stabs} = x ; then
1255 case "${target}" in
1256 mips*-*-irix6*)
1257 ;;
1258 mips*-*-* | alpha*-*-osf*)
1259 with_stabs=yes;
1260 extra_host_args="${extra_host_args} --with-stabs"
1261 ;;
1262 esac
1263 fi
1265 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1266 # them automatically.
1267 case "${host}" in
1268 hppa*64*-*-hpux11*)
1269 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1270 ;;
1271 esac
1273 # If we aren't going to be using gcc, see if we can extract a definition
1274 # of CC from the fragment.
1275 # Actually, use the 'pre-extracted' version above.
1276 if test -z "${CC}" && test "${build}" = "${host}" ; then
1277 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1278 found=
1279 for dir in $PATH; do
1280 test -z "$dir" && dir=.
1281 if test -f $dir/gcc; then
1282 found=yes
1283 break
1284 fi
1285 done
1286 IFS="$save_ifs"
1287 if test -z "${found}" && test -n "${tentative_cc}" ; then
1288 CC=$tentative_cc
1289 fi
1290 fi
1292 # Some systems (e.g., one of the i386-aix systems the gas testers are
1293 # using) don't handle "\$" correctly, so don't use it here.
1294 tooldir='${exec_prefix}'/${target_alias}
1295 build_tooldir=${tooldir}
1297 # Generate a default definition for YACC. This is used if the makefile can't
1298 # locate bison or byacc in objdir.
1300 for prog in 'bison -y' byacc yacc
1301 do
1302 set dummy $prog; tmp=$2
1303 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1304 for dir in $PATH; do
1305 test -z "$dir" && dir=.
1306 if test -f $dir/$tmp; then
1307 DEFAULT_YACC="$prog"
1308 break
1309 fi
1310 done
1311 IFS="$save_ifs"
1313 test -n "$DEFAULT_YACC" && break
1314 done
1316 # Generate a default definition for M4. This is used if the makefile can't
1317 # locate m4 in objdir.
1319 for prog in gm4 gnum4 m4
1320 do
1321 set dummy $prog; tmp=$2
1322 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1323 for dir in $PATH; do
1324 test -z "$dir" && dir=.
1325 if test -f $dir/$tmp; then
1326 DEFAULT_M4="$prog"
1327 break
1328 fi
1329 done
1330 IFS="$save_ifs"
1332 test -n "$DEFAULT_M4" && break
1333 done
1335 # Generate a default definition for LEX. This is used if the makefile can't
1336 # locate flex in objdir.
1338 for prog in flex lex
1339 do
1340 set dummy $prog; tmp=$2
1341 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1342 for dir in $PATH; do
1343 test -z "$dir" && dir=.
1344 if test -f $dir/$tmp; then
1345 DEFAULT_LEX="$prog"
1346 break
1347 fi
1348 done
1349 IFS="$save_ifs"
1351 test -n "$DEFAULT_LEX" && break
1352 done
1354 if test "${build}" != "${host}" ; then
1355 # If we are doing a Canadian Cross, in which the host and build systems
1356 # are not the same, we set reasonable default values for the tools.
1358 BISON=${BISON-bison}
1359 CC=${CC-${host_alias}-gcc}
1360 CFLAGS=${CFLAGS-"-g -O2"}
1361 CXX=${CXX-${host_alias}-c++}
1362 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1363 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1364 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
1365 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
1366 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
1367 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
1368 BUILD_PREFIX=${build_alias}-
1369 BUILD_PREFIX_1=${build_alias}-
1370 MAKEINFO=${MAKEINFO-makeinfo}
1372 if test -z "${YACC}" ; then
1373 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1374 for dir in $PATH; do
1375 test -z "$dir" && dir=.
1376 if test -f $dir/bison; then
1377 YACC="bison -y"
1378 break
1379 fi
1380 if test -f $dir/byacc; then
1381 YACC=byacc
1382 break
1383 fi
1384 if test -f $dir/yacc; then
1385 YACC=yacc
1386 break
1387 fi
1388 done
1389 IFS="$save_ifs"
1390 if test -z "${YACC}" ; then
1391 YACC="bison -y"
1392 fi
1393 fi
1395 if test -z "${LEX}" ; then
1396 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1397 for dir in $PATH; do
1398 test -z "$dir" && dir=.
1399 if test -f $dir/flex; then
1400 LEX=flex
1401 break
1402 fi
1403 if test -f $dir/lex; then
1404 LEX=lex
1405 break
1406 fi
1407 done
1408 IFS="$save_ifs"
1409 LEX=${LEX-flex}
1410 fi
1412 else
1413 # Set reasonable default values for some tools even if not Canadian.
1414 # Of course, these are different reasonable default values, originally
1415 # specified directly in the Makefile.
1416 # We don't export, so that autoconf can do its job.
1417 # Note that all these settings are above the fragment inclusion point
1418 # in Makefile.in, so can still be overridden by fragments.
1419 # This is all going to change when we autoconfiscate...
1421 BISON="\$(USUAL_BISON)"
1422 CC_FOR_BUILD="\$(CC)"
1423 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1424 BUILD_PREFIX=
1425 BUILD_PREFIX_1=loser-
1426 MAKEINFO="\$(USUAL_MAKEINFO)"
1427 LEX="\$(USUAL_LEX)"
1428 YACC="\$(USUAL_YACC)"
1430 # If CC is still not set, try to get gcc.
1431 cc_prog_is_gcc=
1432 if test -z "${CC}" ; then
1433 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1434 for dir in $PATH; do
1435 test -z "$dir" && dir=.
1436 if test -f $dir/gcc; then
1437 CC="gcc"
1438 cc_prog_is_gcc=yes
1439 echo 'void f(){}' > conftest.c
1440 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1441 CFLAGS=${CFLAGS-"-g -O2"}
1442 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1443 else
1444 CFLAGS=${CFLAGS-"-O2"}
1445 CXXFLAGS=${CXXFLAGS-"-O2"}
1446 fi
1447 rm -f conftest*
1448 break
1449 fi
1450 done
1451 IFS="$save_ifs"
1452 CC=${CC-cc}
1453 else
1454 # Determine if we are using gcc.
1455 cat > conftest.c <<EOF
1456 #ifdef __GNUC__
1457 yes;
1458 #endif
1459 EOF
1460 if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
1461 cc_prog_is_gcc=yes
1462 fi
1463 rm -f conftest.c
1464 if test -z "${CFLAGS}"; then
1465 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1466 # is set to a version of gcc.
1467 if test "$cc_prog_is_gcc" = yes; then
1468 echo 'void f(){}' > conftest.c
1469 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1470 CFLAGS=${CFLAGS-"-g -O2"}
1471 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1472 else
1473 CFLAGS=${CFLAGS-"-O2"}
1474 CXXFLAGS=${CXXFLAGS-"-O2"}
1475 fi
1476 rm -f conftest*
1477 fi
1478 fi
1479 fi
1481 # We must set the default linker to the linker used by gcc for the correct
1482 # operation of libtool. If LD is not defined and we are using gcc, try to
1483 # set the LD default to the ld used by gcc.
1484 if test -z "$LD"; then
1485 if test "$cc_prog_is_gcc" = yes; then
1486 case $build in
1487 *-*-mingw*)
1488 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1489 *)
1490 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1491 esac
1492 case $gcc_prog_ld in
1493 # Accept absolute paths.
1494 [[\\/]* | [A-Za-z]:[\\/]*)]
1495 LD="$gcc_prog_ld" ;;
1496 esac
1497 fi
1498 fi
1500 CXX=${CXX-"c++"}
1501 CFLAGS=${CFLAGS-"-g"}
1502 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1503 fi
1505 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1506 # Set up the list of links to be made.
1507 # ${links} is the list of link names, and ${files} is the list of names to link to.
1509 # Make the links.
1510 configlinks="${links}"
1511 if test -r ./config.status ; then
1512 mv -f ./config.status ./config.back
1513 fi
1514 while test -n "${files}" ; do
1515 # set file to car of files, files to cdr of files
1516 set ${files}; file=$1; shift; files=$*
1517 set ${links}; link=$1; shift; links=$*
1519 if test ! -r ${srcdir}/${file} ; then
1520 if test ! -r ${file} ; then
1521 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1522 echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1523 exit 1
1524 else
1525 srcfile=${file}
1526 fi
1527 else
1528 srcfile=${srcdir}/${file}
1529 fi
1531 ${remove} -f ${link}
1532 # Make a symlink if possible, otherwise try a hard link
1533 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1534 true
1535 else
1536 # We need to re-remove the file because Lynx leaves a
1537 # very strange directory there when it fails an NFS symlink.
1538 ${remove} -r -f ${link}
1539 ${hard_link} ${srcfile} ${link}
1540 fi
1541 if test ! -r ${link} ; then
1542 echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1543 exit 1
1544 fi
1546 echo "Linked \"${link}\" to \"${srcfile}\"."
1547 done
1549 # Create a .gdbinit file which runs the one in srcdir
1550 # and tells GDB to look there for source files.
1552 if test -r ${srcdir}/.gdbinit ; then
1553 case ${srcdir} in
1554 .) ;;
1555 *) cat > ./.gdbinit <<EOF
1556 # ${NO_EDIT}
1557 dir ${srcdir}
1558 dir .
1559 source ${srcdir}/.gdbinit
1560 EOF
1561 ;;
1562 esac
1563 fi
1565 # Make sure that the compiler is able to generate an executable. If it
1566 # can't, we are probably in trouble. We don't care whether we can run the
1567 # executable--we might be using a cross compiler--we only care whether it
1568 # can be created. At this point the main configure script has set CC.
1569 we_are_ok=no
1570 echo "int main () { return 0; }" > conftest.c
1571 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1572 if test $? = 0 ; then
1573 if test -s conftest || test -s conftest.exe ; then
1574 we_are_ok=yes
1575 fi
1576 fi
1577 case $we_are_ok in
1578 no)
1579 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1580 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1581 rm -f conftest*
1582 exit 1
1583 ;;
1584 esac
1585 rm -f conftest*
1587 # The Solaris /usr/ucb/cc compiler does not appear to work.
1588 case "${host}" in
1589 sparc-sun-solaris2*)
1590 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1591 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1592 could_use=
1593 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1594 if test -d /opt/cygnus/bin ; then
1595 if test "$could_use" = "" ; then
1596 could_use="/opt/cygnus/bin"
1597 else
1598 could_use="$could_use or /opt/cygnus/bin"
1599 fi
1600 fi
1601 if test "$could_use" = "" ; then
1602 echo "Warning: compilation may fail because you're using"
1603 echo "/usr/ucb/cc. You should change your PATH or CC "
1604 echo "variable and rerun configure."
1605 else
1606 echo "Warning: compilation may fail because you're using"
1607 echo "/usr/ucb/cc, when you should use the C compiler from"
1608 echo "$could_use. You should change your"
1609 echo "PATH or CC variable and rerun configure."
1610 fi
1611 fi
1612 ;;
1613 esac
1615 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1616 # binutils tools will find libbfd.so.
1617 case "${enable_shared}" in
1618 no | "") SET_LIB_PATH= ;;
1619 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1620 esac
1622 case "${host}" in
1623 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1624 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1625 esac
1627 # Record target_configdirs and the configure arguments for target and
1628 # build configuration in Makefile.
1629 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1631 # This is the final value for target_configdirs. configdirs already
1632 # has its final value, as does build_modules. It's time to create some
1633 # lists of valid targets.
1635 all_build_modules=
1636 configure_build_modules=
1637 for module in ${build_modules} ; do
1638 all_build_modules=all-build-${module}
1639 configure_build_modules=configure-build-${module}
1640 done
1642 # Determine whether gdb needs tk/tcl or not.
1643 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1644 # and in that case we want gdb to be built without tk. Ugh!
1645 # In fact I believe gdb is the *only* package directly dependent on tk,
1646 # so we should be able to put the 'maybe's in unconditionally and
1647 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1648 # 100% sure that that's safe though.
1650 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1651 case "$enable_gdbtk" in
1652 no)
1653 GDB_TK="" ;;
1654 yes)
1655 GDB_TK="${gdb_tk}" ;;
1656 *)
1657 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1658 # distro. Eventually someone will fix this and move Insight, nee
1659 # gdbtk to a separate directory.
1660 if test -d ${srcdir}/gdb/gdbtk ; then
1661 GDB_TK="${gdb_tk}"
1662 else
1663 GDB_TK=""
1664 fi
1665 ;;
1666 esac
1668 # Create the 'maybe dependencies'. This uses a temporary file.
1670 # While at that, we remove Makefiles if we were started for recursive
1671 # configuration, so that the top-level Makefile reconfigures them,
1672 # like we used to do when configure itself was recursive.
1673 rm -f maybedep.tmp
1674 echo '# maybedep.tmp' > maybedep.tmp
1676 # Make-targets which may need maybe dependencies.
1677 mts="configure all install check clean distclean dvi info install-info"
1678 mts="${mts} installcheck mostlyclean maintainer-clean TAGS"
1680 # Loop over modules and make-targets.
1681 for module in ${build_modules} ; do
1682 if test -z "${no_recursion}" \
1683 && test -f ${build_subdir}/${module}/Makefile; then
1684 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1685 rm -f ${build_subdir}/${module}/Makefile
1686 fi
1687 for mt in ${mts} ; do
1688 case ${mt} in
1689 install) ;; # No installing build modules.
1690 *) echo "maybe-${mt}-build-${module}: ${mt}-build-${module}" >> maybedep.tmp ;;
1691 esac
1692 done
1693 done
1694 for module in ${configdirs} ; do
1695 if test -z "${no_recursion}" \
1696 && test -f ${module}/Makefile; then
1697 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1698 rm -f ${module}/Makefile
1699 fi
1700 for mt in ${mts} ; do
1701 echo "maybe-${mt}-${module}: ${mt}-${module}" >> maybedep.tmp
1702 done
1703 done
1704 for module in ${target_configdirs} ; do
1705 if test -z "${no_recursion}" \
1706 && test -f ${target_subdir}/${module}/Makefile; then
1707 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1708 rm -f ${target_subdir}/${module}/Makefile
1709 fi
1710 for mt in ${mts} ; do
1711 echo "maybe-${mt}-target-${module}: ${mt}-target-${module}" >> maybedep.tmp
1712 done
1713 done
1714 maybe_dependencies=maybedep.tmp
1715 AC_SUBST_FILE(maybe_dependencies)
1717 # Create the serialization dependencies. This uses a temporary file.
1719 AC_ARG_ENABLE([serial-configure],
1720 [ --enable-serial-[{host,target,build}-]configure
1721 Force sequential configuration of
1722 sub-packages for the host, target or build
1723 machine, or all sub-packages])
1725 case ${enable_serial_configure} in
1726 yes)
1727 enable_serial_build_configure=yes
1728 enable_serial_host_configure=yes
1729 enable_serial_target_configure=yes
1730 ;;
1731 esac
1733 # These force 'configure's to be done one at a time, to avoid problems
1734 # with contention over a shared config.cache.
1735 rm -f serdep.tmp
1736 echo '# serdep.tmp' > serdep.tmp
1737 olditem=
1738 test "x${enable_serial_build_configure}" = xyes &&
1739 for item in ${build_configdirs} ; do
1740 case ${olditem} in
1741 "") ;;
1742 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1743 esac
1744 olditem=${item}
1745 done
1746 olditem=
1747 test "x${enable_serial_host_configure}" = xyes &&
1748 for item in ${configdirs} ; do
1749 case ${olditem} in
1750 "") ;;
1751 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1752 esac
1753 olditem=${item}
1754 done
1755 olditem=
1756 test "x${enable_serial_target_configure}" = xyes &&
1757 for item in ${target_configdirs} ; do
1758 case ${olditem} in
1759 "") ;;
1760 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1761 esac
1762 olditem=${item}
1763 done
1764 serialization_dependencies=serdep.tmp
1765 AC_SUBST_FILE(serialization_dependencies)
1767 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1768 # target and nonopt. These are the ones we might not want to pass
1769 # down to subconfigures.
1770 cat <<\EOF_SED > conftestsed
1771 s/ --no[[^ ]]* / /
1772 s/ --c[[a-z-]]*[[= ]][[^ ]]* / /
1773 s/ --sr[[a-z-]]*[[= ]][[^ ]]* / /
1774 s/ --ho[[a-z-]]*[[= ]][[^ ]]* / /
1775 s/ --bu[[a-z-]]*[[= ]][[^ ]]* / /
1776 s/ --t[[a-z-]]*[[= ]][[^ ]]* / /
1777 s/ -cache-file[[= ]][[^ ]]* / /
1778 s/ -srcdir[[= ]][[^ ]]* / /
1779 s/ -host[[= ]][[^ ]]* / /
1780 s/ -build[[= ]][[^ ]]* / /
1781 s/ -target[[= ]][[^ ]]* / /
1782 s/ [[^' -][^ ]*] / /
1783 s/^ *//;s/ *$//
1784 s,\\,\\\\,g; s,\$,$$,g
1785 EOF_SED
1786 baseargs=`echo " ${ac_configure_args} " | sed -f conftestsed`
1787 rm -f conftestsed
1789 # For the build-side libraries, we just need to pretend we're native,
1790 # and not use the same cache file. Multilibs are neither needed nor
1791 # desired.
1792 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1794 # For host modules, accept cache file option, or specification as blank.
1795 case "${cache_file}" in
1796 "") # empty
1797 cache_file_option="" ;;
1798 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1799 cache_file_option="--cache-file=${cache_file}" ;;
1800 *) # relative path
1801 cache_file_option="--cache-file=../${cache_file}" ;;
1802 esac
1804 host_configargs="${cache_file_option} --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1806 target_configargs=${baseargs}
1808 # Passing a --with-cross-host argument lets the target libraries know
1809 # whether they are being built with a cross-compiler or being built
1810 # native. However, it would be better to use other mechanisms to make the
1811 # sorts of decisions they want to make on this basis. Please consider
1812 # this option to be deprecated. FIXME.
1813 if test x${is_cross_compiler} = xyes ; then
1814 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1815 fi
1817 # Default to --enable-multilib.
1818 if test x${enable_multilib} = x ; then
1819 target_configargs="--enable-multilib ${target_configargs}"
1820 fi
1822 # Pass --with-newlib if appropriate. Note that target_configdirs has
1823 # changed from the earlier setting of with_newlib.
1824 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1825 target_configargs="--with-newlib ${target_configargs}"
1826 fi
1828 # Pass the appropriate --host, --build, and --cache-file arguments.
1829 target_configargs="--cache-file=../config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1831 # provide a proper gxx_include_dir.
1832 # Note, if you change the default, make sure to fix both here and in
1833 # the gcc and libstdc++-v3 subdirectories.
1834 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1835 case "${with_gxx_include_dir}" in
1836 yes)
1837 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1838 ;;
1839 no | "")
1840 case "${enable_version_specific_runtime_libs}" in
1841 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1842 *)
1843 . ${srcdir}/config.if
1844 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1845 esac ;;
1846 *) gxx_include_dir=${with_gxx_include_dir} ;;
1847 esac
1849 FLAGS_FOR_TARGET=
1850 case " $target_configdirs " in
1851 *" newlib "*)
1852 case " $target_configargs " in
1853 *" --with-newlib "*)
1854 case "$target" in
1855 *-cygwin*)
1856 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 $$s/winsup/w32api/include' ;;
1857 esac
1859 # If we're not building GCC, don't discard standard headers.
1860 if test -d ${srcdir}/gcc; then
1861 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1863 if test "${build}" != "${host}"; then
1864 # On Canadian crosses, CC_FOR_TARGET will have already been set
1865 # by `configure', so we won't have an opportunity to add -Bgcc/
1866 # to it. This is right: we don't want to search that directory
1867 # for binaries, but we want the header files in there, so add
1868 # them explicitly.
1869 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1871 # Someone might think of using the pre-installed headers on
1872 # Canadian crosses, in case the installed compiler is not fully
1873 # compatible with the compiler being built. In this case, it
1874 # would be better to flag an error than risking having
1875 # incompatible object files being constructed. We can't
1876 # guarantee that an error will be flagged, but let's hope the
1877 # compiler will do it, when presented with incompatible header
1878 # files.
1879 fi
1880 fi
1882 case "${target}-${is_cross_compiler}" in
1883 i[[3456789]]86-*-linux*-no)
1884 # Here host == target, so we don't need to build gcc,
1885 # so we don't want to discard standard headers.
1886 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1887 ;;
1888 *)
1889 # If we're building newlib, use its generic headers last, but search
1890 # for any libc-related directories first (so make it the last -B
1891 # switch).
1892 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1893 ;;
1894 esac
1895 ;;
1896 esac
1897 ;;
1898 esac
1900 # On Canadian crosses, we'll be searching the right directories for
1901 # the previously-installed cross compiler, so don't bother to add
1902 # flags for directories within the install tree of the compiler
1903 # being built; programs in there won't even run.
1904 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1905 # Search for pre-installed headers if nothing else fits.
1906 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
1907 fi
1909 if test "x${use_gnu_ld}" = x &&
1910 echo " ${configdirs} " | grep " ld " > /dev/null ; then
1911 # Arrange for us to find uninstalled linker scripts.
1912 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1913 fi
1915 if test "x${CC_FOR_TARGET+set}" = xset; then
1916 :
1917 elif test -d ${srcdir}/gcc; then
1918 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1919 elif test "$host" = "$target"; then
1920 CC_FOR_TARGET='$(CC)'
1921 else
1922 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1923 fi
1924 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1926 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1927 :
1928 elif test -d ${srcdir}/gcc; then
1929 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1930 elif test "$host" = "$target"; then
1931 GCJ_FOR_TARGET='gcj'
1932 else
1933 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1934 fi
1935 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1937 # Don't use libstdc++-v3's flags to configure/build itself.
1938 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'
1939 raw_libstdcxx_flags=' -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1941 if test "x${CXX_FOR_TARGET+set}" = xset; then
1942 if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
1943 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1944 fi
1945 elif test -d ${srcdir}/gcc; then
1946 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
1947 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
1948 # default whereas gcc does not.
1949 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
1950 # all other cases.
1951 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
1952 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
1953 elif test "$host" = "$target"; then
1954 CXX_FOR_TARGET='$(CXX)'
1955 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1956 else
1957 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
1958 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1959 fi
1960 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1961 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1963 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1964 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1966 # We want to defer the evaluation of `cmd`s and shell variables in
1967 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
1968 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
1969 # quotes, but we still have to duplicate `$'s so that shell variables
1970 # can be expanded by the nested make as shell variables, not as make
1971 # macros.
1972 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1973 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1975 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
1976 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
1977 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
1978 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
1979 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
1980 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
1981 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
1983 # Makefile fragments.
1984 host_makefile_frag=${srcdir}/${host_makefile_frag}
1985 target_makefile_frag=${srcdir}/${target_makefile_frag}
1986 alphaieee_frag=${srcdir}/${alphaieee_frag}
1987 ospace_frag=${srcdir}/${ospace_frag}
1988 AC_SUBST_FILE(host_makefile_frag)
1989 AC_SUBST_FILE(target_makefile_frag)
1990 AC_SUBST_FILE(alphaieee_frag)
1991 AC_SUBST_FILE(ospace_frag)
1993 # Miscellanea: directories, flags, etc.
1994 AC_SUBST(SET_LIB_PATH)
1995 AC_SUBST(RPATH_ENVVAR)
1996 AC_SUBST(BUILD_PREFIX)
1997 AC_SUBST(BUILD_PREFIX_1)
1998 AC_SUBST(configlinks)
1999 AC_SUBST(gcc_version_trigger)
2000 AC_SUBST(gcc_version)
2001 AC_SUBST(tooldir)
2002 AC_SUBST(build_tooldir)
2003 AC_SUBST(GDB_TK)
2004 AC_SUBST(gxx_include_dir)
2005 AC_SUBST(libstdcxx_incdir)
2007 # Build module lists & subconfigure args.
2008 AC_SUBST(build_configargs)
2009 AC_SUBST(configure_build_modules)
2010 AC_SUBST(all_build_modules)
2012 # Host module lists & subconfigure args.
2013 AC_SUBST(host_configargs)
2014 AC_SUBST(configdirs)
2016 # Target module lists & subconfigure args.
2017 AC_SUBST(target_configargs)
2018 AC_SUBST(target_configdirs)
2020 # Build tools.
2021 AC_SUBST(BISON)
2022 AC_SUBST(CC_FOR_BUILD)
2023 AC_SUBST(LEX)
2024 AC_SUBST(MAKEINFO)
2025 AC_SUBST(YACC)
2026 AC_SUBST(config_shell)
2028 # Host tools.
2029 NCN_STRICT_CHECK_TOOL(AR, ar)
2030 NCN_STRICT_CHECK_TOOL(AS, as)
2031 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2032 NCN_STRICT_CHECK_TOOL(LD, ld)
2033 NCN_STRICT_CHECK_TOOL(NM, nm)
2034 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2035 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2036 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2037 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2038 AC_SUBST(CC)
2039 AC_SUBST(CXX)
2040 AC_SUBST(CFLAGS)
2041 AC_SUBST(CXXFLAGS)
2042 AC_SUBST(DEFAULT_YACC)
2043 AC_SUBST(DEFAULT_LEX)
2044 AC_SUBST(DEFAULT_M4)
2046 # Target tools.
2047 NCN_STRICT_CHECK_TARGET_TOOL(AR_FOR_TARGET, ar)
2048 NCN_STRICT_CHECK_TARGET_TOOL(AS_FOR_TARGET, as)
2049 NCN_STRICT_CHECK_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2050 NCN_STRICT_CHECK_TARGET_TOOL(LD_FOR_TARGET, ld)
2051 NCN_STRICT_CHECK_TARGET_TOOL(NM_FOR_TARGET, nm)
2052 NCN_STRICT_CHECK_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2053 NCN_STRICT_CHECK_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2055 AC_SUBST(GCC_FOR_TARGET)
2056 AC_SUBST(FLAGS_FOR_TARGET)
2057 AC_SUBST(CC_FOR_TARGET)
2058 AC_SUBST(GCJ_FOR_TARGET)
2059 AC_SUBST(CXX_FOR_TARGET)
2060 AC_SUBST(RAW_CXX_FOR_TARGET)
2061 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2062 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2064 # Fix up target tools.
2065 if test "x${build}" = "x${host}" ; then
2066 # In this case, the newly built tools can and should be used,
2067 # so we override the results of the autoconf tests.
2068 # This should really only happen when the tools are actually being built,
2069 # but that's a further refinement. The new build scheme, where
2070 # tools are built into a structure paralleling where they're installed,
2071 # should also eliminate all of this cleanly.
2072 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2073 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2074 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2075 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2076 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2077 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2078 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2079 fi
2080 # Certain tools may need extra flags.
2081 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2082 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2083 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2085 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2086 AC_ARG_ENABLE(maintainer-mode,
2087 [ --enable-maintainer-mode enable make rules and dependencies not useful
2088 (and sometimes confusing) to the casual installer],
2089 USE_MAINTAINER_MODE=$enableval,
2090 USE_MAINTAINER_MODE=no)
2091 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2092 AC_SUBST(MAINTAINER_MODE_TRUE)
2093 AC_SUBST(MAINTAINER_MODE_FALSE)
2094 if test "$USE_MAINTAINER_MODE" = yes; then
2095 MAINTAINER_MODE_TRUE=
2096 MAINTAINER_MODE_FALSE='#'
2097 else
2098 MAINTAINER_MODE_TRUE='#'
2099 MAINTAINER_MODE_FALSE=
2100 fi
2101 MAINT=$MAINTAINER_MODE_TRUE
2102 AC_SUBST(MAINT)dnl
2104 AC_OUTPUT(Makefile)