1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
2 # 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
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.
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.
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 ##############################################################################
19 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
21 sinclude(config/acx.m4)
23 AC_INIT(move-if-change)
28 # Get 'install' or 'install-sh' and its variants.
33 ### we might need to use some other shell than /bin/sh for running subshells
34 ### If we are on Windows, search for the shell. This will permit people
35 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
36 ### without also having to set CONFIG_SHELL. This code will work when
37 ### using bash, which sets OSTYPE.
40 if test x${CONFIG_SHELL} = x ; then
41 if test ! -f /bin/sh ; then
42 if test x${SHELL} != x && test -f ${SHELL} ; then
46 for prog in sh sh.exe bash bash.exe; do
47 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
49 test -z "$dir" && dir=.
50 if test -f $dir/$prog; then
51 CONFIG_SHELL=$dir/$prog
57 test -n "${CONFIG_SHELL}" && break
65 config_shell=${CONFIG_SHELL-/bin/sh}
68 # if PWD already has a value, it is probably wrong.
69 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
71 # Export original configure arguments for use by sub-configures. These
72 # will be expanded by make, so quote '$'.
74 sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
77 TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
79 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
81 moveifchange=${srcdir}/move-if-change
83 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
85 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
87 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
88 INSTALL="${srcpwd}/install-sh -c"
91 # Set srcdir to "." if that's what it is.
92 # This is important for multilib support.
94 if test "${pwd}" = "${srcpwd}" ; then
102 ### To add a new directory to the tree, first choose whether it is a target
103 ### or a host dependent tool. Then put it into the appropriate list
104 ### (library or tools, host or target), doing a dependency sort.
106 # Subdirs will be configured in the order listed in build_configdirs,
107 # configdirs, or target_configdirs; see the serialization section below.
109 # Dependency sorting is only needed when *configuration* must be done in
110 # a particular order. In all cases a dependency should be specified in
111 # the Makefile, whether or not it's implicitly specified here.
113 # Double entries in build_configdirs, configdirs, or target_configdirs may
114 # cause circular dependencies and break everything horribly.
116 # these library is used by various programs built for the build
119 build_libs="build-libiberty"
121 # these tools are built for the build environment
122 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
124 # these libraries are used by various programs built for the host environment
126 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber"
128 # these tools are built for the host environment
129 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
130 # know that we are building the simulator.
131 # binutils, gas and ld appear in that order because it makes sense to run
132 # "make check" in that particular order.
133 host_tools="texinfo byacc flex bison binutils gas ld fixincludes 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 gnattools"
135 # libgcj represents the runtime libraries only used by gcj.
136 libgcj="target-libffi \
141 # these libraries are built for the target environment, and are built after
142 # the host libraries and the host tools (which may be a cross compiler)
144 target_libraries="target-libiberty \
147 target-libstdc++-v3 \
157 # these tools are built using the target libraries, and are intended to
158 # run only in the target environment
160 # note: any program that *uses* libraries that are in the "target_libraries"
161 # list belongs in this list. those programs are also very likely
162 # candidates for the "native_only" list which follows
164 target_tools="target-examples target-groff target-gperf target-rda"
166 ################################################################################
168 ## All tools belong in one of the four categories, and are assigned above
169 ## We assign ${configdirs} this way to remove all embedded newlines. This
170 ## is important because configure will choke if they ever get through.
171 ## ${configdirs} is directories we build using the host tools.
172 ## ${target_configdirs} is directories we build using the target tools.
173 configdirs=`echo ${host_libs} ${host_tools}`
174 target_configdirs=`echo ${target_libraries} ${target_tools}`
175 build_configdirs=`echo ${build_libs} ${build_tools}`
177 ################################################################################
179 srcname="gnu development package"
181 # This gets set non-empty for some net releases of packages.
184 # Define is_cross_compiler to save on calls to 'test'.
186 if test x"${host}" = x"${target}" ; then
189 is_cross_compiler=yes
192 # Find the build and target subdir names.
195 # Skipdirs are removed silently.
197 # Noconfigdirs are removed loudly.
201 # Make sure we don't let GNU ld be added if we didn't want it.
202 if test x$with_gnu_ld = xno ; then
204 noconfigdirs="$noconfigdirs ld"
208 # Make sure we don't let GNU as be added if we didn't want it.
209 if test x$with_gnu_as = xno ; then
211 noconfigdirs="$noconfigdirs gas"
214 # some tools are so dependent upon X11 that if we're not building with X,
215 # it's not even worth trying to configure, much less build, that tool.
218 yes | "") ;; # the default value for this tree is that X11 is available
220 skipdirs="${skipdirs} tk itcl libgui"
221 # We won't be able to build gdbtk without X.
224 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
227 # Some tools are only suitable for building in a "native" situation.
228 # Remove these if host!=target.
229 native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
231 # Similarly, some are only suitable for cross toolchains.
232 # Remove these if host=target.
233 cross_only="target-libgloss target-newlib target-opcodes"
235 case $is_cross_compiler in
236 no) skipdirs="${skipdirs} ${cross_only}" ;;
237 yes) skipdirs="${skipdirs} ${native_only}" ;;
240 # If both --with-headers and --with-libs are specified, default to
242 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
243 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
244 if test x"${with_newlib}" = x ; then
249 # Recognize --with-newlib/--without-newlib.
250 case ${with_newlib} in
251 no) skipdirs="${skipdirs} target-newlib" ;;
252 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
255 # Configure extra directories which are host specific
259 configdirs="$configdirs libtermcap" ;;
262 # A target can indicate whether a language isn't supported for some reason.
263 # Only spaces may be used in this macro; not newlines or tabs.
264 unsupported_languages=
266 # Remove more programs from consideration, based on the host or
267 # target this usually means that a port of the program doesn't
272 noconfigdirs="$noconfigdirs byacc"
274 i[[3456789]]86-*-vsta)
275 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
277 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
278 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
280 i[[3456789]]86-*-mingw32*)
281 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
282 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
284 i[[3456789]]86-*-beos*)
285 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
288 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
291 noconfigdirs="$noconfigdirs rcs"
294 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
297 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
302 AC_ARG_ENABLE(libada,
303 [ --enable-libada Builds libada directory],
304 ENABLE_LIBADA=$enableval,
306 if test "${ENABLE_LIBADA}" != "yes" ; then
307 noconfigdirs="$noconfigdirs gnattools"
310 AC_ARG_ENABLE(libssp,
311 [ --enable-libssp Builds libssp directory],
312 ENABLE_LIBSSP=$enableval,
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.
318 case $enable_libgcj in
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).
326 # Make sure we get it printed in the list of not supported target libs.
327 noconfigdirs="$noconfigdirs ${libgcj}"
332 # Disable libmudflap on some systems.
333 if test x$enable_libmudflap = x ; then
335 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
336 # Enable libmudflap by default in GNU and friends.
339 # Enable libmudflap by default in FreeBSD.
342 # Disable it by default everywhere else.
343 noconfigdirs="$noconfigdirs target-libmudflap"
348 # Disable libgomp on non POSIX hosted systems.
349 if test x$enable_libgomp = x ; then
350 # Enable libgomp by default on hosted POSIX systems.
352 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
354 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
356 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
358 *-*-darwin* | *-*-aix*)
361 noconfigdirs="$noconfigdirs target-libgomp"
369 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
371 # APPLE LOCAL begin ARM darwin target
373 noconfigdirs="$noconfigdirs target-libgomp target-libobjc"
374 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libssp"
376 noconfigdirs="$noconfigdirs target-boehm-gc target-libffi"
377 noconfigdirs="$noconfigdirs target-libjava"
378 noconfigdirs="$noconfigdirs target-libmudflap target-zlib"
381 # APPLE LOCAL end ARM darwin target
382 powerpc-*-darwin* | i[[3456789]]86-*-darwin*)
383 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
384 noconfigdirs="$noconfigdirs sim target-rda"
386 noconfigdirs="$noconfigdirs target-boehm-gc target-libffi"
387 noconfigdirs="$noconfigdirs target-libjava"
388 noconfigdirs="$noconfigdirs target-libmudflap target-libobjc"
389 noconfigdirs="$noconfigdirs target-libssp target-libstdc++-v3 target-zlib"
393 noconfigdirs="$noconfigdirs ld gas gdb gprof"
394 noconfigdirs="$noconfigdirs sim target-rda"
395 noconfigdirs="$noconfigdirs ${libgcj}"
397 noconfigdirs="$noconfigdirs target-boehm-gc target-libffi"
398 noconfigdirs="$noconfigdirs target-libjava"
399 noconfigdirs="$noconfigdirs target-libmudflap target-libobjc"
400 noconfigdirs="$noconfigdirs target-libssp target-libstdc++-v3 target-zlib"
403 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
404 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
407 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
408 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
409 && test -f /usr/local/include/gmp.h; then
413 # Skip some stuff that's unsupported on some FreeBSD configurations.
418 noconfigdirs="$noconfigdirs ${libgcj}"
423 # Remove unsupported stuff on all kaOS configurations.
424 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
425 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
426 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
427 noconfigdirs="$noconfigdirs target-libgloss"
430 # Skip some stuff on all NetBSD configurations.
431 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
433 # Skip some stuff that's unsupported on some NetBSD configurations.
435 i*86-*-netbsdelf*) ;;
436 arm*-*-netbsdelf*) ;;
438 noconfigdirs="$noconfigdirs ${libgcj}"
443 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
446 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
448 # The tpf target doesn't support gdb yet.
450 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
453 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
456 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
459 # ld works, but does not support shared libraries.
460 # newlib is not 64 bit ready. I'm not sure about fileutils.
461 # gas doesn't generate exception information.
462 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
465 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
468 # newlib is not 64 bit ready
469 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
472 # newlib is not 64 bit ready
473 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
476 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
479 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
481 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
482 noconfigdirs="$noconfigdirs ${libgcj}"
483 noconfigdirs="$noconfigdirs target-examples"
484 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
485 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
486 noconfigdirs="$noconfigdirs expect dejagnu"
487 # the C++ libraries don't build on top of CE's C libraries
488 noconfigdirs="$noconfigdirs target-libstdc++-v3"
489 noconfigdirs="$noconfigdirs target-newlib"
491 *-*-cygwin*) ;; # keep gdb and readline
492 *) noconfigdirs="$noconfigdirs gdb readline"
497 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
501 arm-*-coff | strongarm-*-coff | xscale-*-coff)
502 noconfigdirs="$noconfigdirs ${libgcj}"
504 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
505 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
507 arm*-*-linux-gnueabi)
508 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
509 noconfigdirs="$noconfigdirs target-libjava target-libobjc"
512 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
515 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
518 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
521 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
524 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
527 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
530 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
533 noconfigdirs="$noconfigdirs gdb"
534 if test x${is_cross_compiler} != xno ; then
535 target_configdirs="${target_configdirs} target-bsp target-cygmon"
539 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
541 c54x*-*-* | tic54x-*-*)
542 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
544 cris-*-* | crisv32-*-*)
545 unsupported_languages="$unsupported_languages java"
548 unsupported_languages="$unsupported_languages fortran"
549 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
551 unsupported_languages="$unsupported_languages fortran"
552 noconfigdirs="$noconfigdirs target-boehm-gc";;
554 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
556 unsupported_languages="$unsupported_languages fortran"
557 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
561 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
564 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
567 noconfigdirs="$noconfigdirs ${libgcj} gdb"
570 noconfigdirs="$noconfigdirs ${libgcj} gdb"
573 noconfigdirs="$noconfigdirs ${libgcj}"
576 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
579 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
581 hppa1.1-*-osf* | hppa1.1-*-bsd* )
583 hppa*64*-*-linux* | parisc*64*-*-linux*)
584 # In this case, it's because the hppa64-linux target is for
585 # the kernel only at this point and has no libc, and thus no
586 # headers, crt*.o, etc., all of which are needed by these.
587 noconfigdirs="$noconfigdirs target-zlib"
589 parisc*-*-linux* | hppa*-*-linux*)
595 noconfigdirs="$noconfigdirs ${libgcj}"
598 noconfigdirs="$noconfigdirs ld shellutils"
601 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
602 # build on HP-UX 10.20.
603 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
606 noconfigdirs="$noconfigdirs ${libgcj} gdb"
609 # No gdb support yet.
610 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
613 # No gdb or ld support yet.
614 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
618 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
619 noconfigdirs="$noconfigdirs ${libgcj}"
621 i[[3456789]]86-*-linux*)
622 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
623 # not build java stuff by default.
626 noconfigdirs="$noconfigdirs ${libgcj}";;
629 # This section makes it possible to build newlib natively on linux.
630 # If we are using a cross compiler then don't configure newlib.
631 if test x${is_cross_compiler} != xno ; then
632 noconfigdirs="$noconfigdirs target-newlib"
634 noconfigdirs="$noconfigdirs target-libgloss"
635 # If we are not using a cross compiler, do configure newlib.
636 # Note however, that newlib will only be configured in this situation
637 # if the --with-newlib option has been given, because otherwise
638 # 'target-newlib' will appear in skipdirs.
640 i[[3456789]]86-*-mingw32*)
641 target_configdirs="$target_configdirs target-winsup"
642 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
645 target_configdirs="$target_configdirs target-libtermcap target-winsup"
646 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
647 # always build newlib if winsup directory is present.
648 if test -d "$srcdir/winsup/cygwin"; then
649 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
650 elif test -d "$srcdir/newlib"; then
651 echo "Warning: winsup/cygwin is missing so newlib can't be built."
654 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
655 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
658 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
660 i[[3456789]]86-*-sco3.2v5*)
661 # The linker does not yet know about weak symbols in COFF,
662 # and is not configured to handle mixed ELF and COFF.
663 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
665 i[[3456789]]86-*-sco*)
666 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
668 i[[3456789]]86-*-solaris2*)
669 noconfigdirs="$noconfigdirs target-libgloss"
671 i[[3456789]]86-*-sysv4*)
672 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
674 i[[3456789]]86-*-beos*)
675 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
677 i[[3456789]]86-*-rdos*)
678 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
681 noconfigdirs="$noconfigdirs ${libgcj}"
683 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
684 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
687 noconfigdirs="$noconfigdirs ${libgcj}"
690 noconfigdirs="$noconfigdirs ${libgcj}"
693 # The EPOC C++ environment does not support exceptions or rtti,
694 # and so building libstdc++-v3 tends not to always work.
695 noconfigdirs="$noconfigdirs target-libstdc++-v3"
698 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
699 unsupported_languages="$unsupported_languages fortran java"
702 noconfigdirs="$noconfigdirs ${libgcj}"
705 noconfigdirs="$noconfigdirs ${libgcj}"
708 noconfigdirs="$noconfigdirs sim"
711 # copied from rs6000-*-* entry
712 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
714 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
715 target_configdirs="$target_configdirs target-winsup"
716 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
717 # always build newlib.
718 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
720 # This is temporary until we can link against shared libraries
721 powerpcle-*-solaris*)
722 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
725 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
728 noconfigdirs="$noconfigdirs ${libgcj}"
730 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
733 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
736 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
739 noconfigdirs="$noconfigdirs gprof ${libgcj}"
742 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
745 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
748 # Linking libjava exceeds command-line length limits on at least
749 # IRIX 6.2, but not on IRIX 6.5.
750 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
751 # <oldham@codesourcery.com>
752 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
755 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
758 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
761 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
764 noconfigdirs="$noconfigdirs gprof ${libgcj}"
767 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
771 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
772 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
773 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
774 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
776 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
779 noconfigdirs="$noconfigdirs ${libgcj}"
782 noconfigdirs="$noconfigdirs ${libgcj}"
785 noconfigdirs="$noconfigdirs ${libgcj}"
788 noconfigdirs="$noconfigdirs ${libgcj}"
789 if test x${is_cross_compiler} != xno ; then
790 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
795 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
796 noconfigdirs="$noconfigdirs ${libgcj}"
798 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
801 skipdirs="target-libiberty target-libssp"
803 # LLVM LOCAL begin - TCE target
805 skipdirs="target-libssp target-libstdc++-v3"
807 # LLVM LOCAL end - TCE target
809 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
812 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
815 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
818 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
821 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
824 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
827 noconfigdirs="$noconfigdirs ${libgcj}"
830 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
832 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
833 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
836 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
839 noconfigdirs="$noconfigdirs ${libgcj}"
843 # If we aren't building newlib, then don't build libgloss, since libgloss
844 # depends upon some newlib header files.
845 case "${noconfigdirs}" in
846 *target-libgloss*) ;;
847 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
850 # Work in distributions that contain no compiler tools, like Autoconf.
852 host_makefile_frag=/dev/null
853 if test -d ${srcdir}/config ; then
856 # Avoid "too much defining" errors from HPUX compiler.
857 tentative_cc="cc -Wp,-H256000"
858 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
859 # If it's HP/UX ar, this should be harmless.
863 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
866 #None of the Apollo compilers can compile gas or binutils. The preprocessor
867 # chokes on bfd, the compiler won't let you assign integers to enums, and
868 # other problems. Defining CC to gcc is a questionable way to say "don't use
869 # the apollo compiler" (the preferred version of GCC could be called cc,
870 # or whatever), but I'm not sure leaving CC as cc is any better...
871 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
872 # Used to have BISON=yacc.
876 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
879 # Under CX/UX, we want to tell the compiler to use ANSI mode.
880 tentative_cc="cc -Xa"
881 host_makefile_frag="config/mh-cxux"
886 tentative_cc="cc -Wf,-XNg1000"
887 host_makefile_frag="config/mh-decstation"
890 # The C compiler on NEC MIPS SVR4 needs bigger tables.
891 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
892 host_makefile_frag="config/mh-necv4"
895 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
896 # environment. Also bump switch table size so that cp-parse will
897 # compile. Bump string length limit so linker builds.
898 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
901 host_makefile_frag="config/mh-sysv4"
904 # This is for a MIPS running RISC/os 4.52C.
906 # This is needed for GDB, but needs to be in the top-level make because
907 # if a library is compiled with the bsd headers and gets linked with the
908 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
910 # ptrace(2) apparently has problems in the BSD environment. No workaround is
911 # known except to select the sysv environment. Could we use /proc instead?
912 # These "sysv environments" and "bsd environments" often end up being a pain.
914 # This is not part of CFLAGS because perhaps not all C compilers have this
916 tentative_cc="cc -systype sysv"
921 i[[3456789]]86-*-sysv5*)
922 host_makefile_frag="config/mh-sysv5"
924 i[[3456789]]86-*-dgux*)
925 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
926 host_makefile_frag="config/mh-dgux386"
928 i[[3456789]]86-ncr-sysv4.3*)
929 # The MetaWare compiler will generate a copyright message unless you
930 # turn it off by adding the -Hnocopyr flag.
931 tentative_cc="cc -Hnocopyr"
933 i[[3456789]]86-ncr-sysv4*)
934 # for an NCR 3000 (i486/SVR4) system.
935 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
936 # This compiler not only emits obnoxious copyright messages every time
937 # you run it, but it chokes and dies on a whole bunch of GNU source
938 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
939 tentative_cc="/usr/ccs/ATT/cc"
940 host_makefile_frag="config/mh-ncr3000"
942 i[[3456789]]86-*-sco3.2v5*)
944 i[[3456789]]86-*-sco*)
945 # The native C compiler botches some simple uses of const. Unfortunately,
946 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
947 tentative_cc="cc -Dconst="
948 host_makefile_frag="config/mh-sco"
950 i[[3456789]]86-*-udk*)
951 host_makefile_frag="config/mh-sysv5"
953 i[[3456789]]86-*-solaris2*)
954 host_makefile_frag="config/mh-sysv4"
956 i[[3456789]]86-*-msdosdjgpp*)
957 host_makefile_frag="config/mh-djgpp"
960 host_makefile_frag="config/mh-cygwin"
965 host_makefile_frag="config/mh-interix"
968 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
972 host_makefile_frag="config/mh-solaris"
975 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
976 # without overflowing the jump tables (-J says to use a 32 bit table)
980 tentative_cc="cc -Wp,-H256000"
983 tentative_cc="cc -Wp,-H256000"
986 # /bin/cc is less than useful for our purposes. Always use GCC
987 tentative_cc="/usr/cygnus/progressive/bin/gcc"
988 host_makefile_frag="config/mh-lynxrs6k"
991 host_makefile_frag="config/mh-ppc-darwin"
993 # APPLE LOCAL begin dynamic-no-pic
994 i[[3456789]]86-*-darwin*)
995 host_makefile_frag="config/mh-x86-darwin"
996 # gcc can default to x86_64 code generation, avoid that
997 if test "${build}" = "${host}"; then
999 CXX="${CXX-g++} -m32"
1002 # APPLE LOCAL end dynamic-no-pic
1004 host_makefile_frag="config/mh-ppc-aix"
1007 host_makefile_frag="config/mh-ppc-aix"
1010 # /bin/cc is less than useful for our purposes. Always use GCC
1011 tentative_cc="/bin/gcc"
1014 host_makefile_frag="config/mh-sysv4"
1018 host_makefile_frag="config/mh-x86-darwin"
1021 # This is placed last to prevent interfering with the cases above.
1023 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1024 host_makefile_frag="config/mh-x86omitfp"
1029 # If we aren't going to be using gcc, see if we can extract a definition
1030 # of CC from the fragment.
1031 # Actually, use the 'pre-extracted' version above.
1032 if test -z "${CC}" && test "${build}" = "${host}" ; then
1033 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1035 for dir in $PATH; do
1036 test -z "$dir" && dir=.
1037 if test -f $dir/gcc; then
1043 if test -z "${found}" && test -n "${tentative_cc}" ; then
1048 if test "${build}" != "${host}" ; then
1049 # If we are doing a Canadian Cross, in which the host and build systems
1050 # are not the same, we set reasonable default values for the tools.
1052 CC=${CC-${host_alias}-gcc}
1053 CFLAGS=${CFLAGS-"-g -O2"}
1054 CXX=${CXX-${host_alias}-c++}
1055 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1056 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1059 # Set reasonable default values for some tools even if not Canadian.
1060 # Of course, these are different reasonable default values, originally
1061 # specified directly in the Makefile.
1062 # We don't export, so that autoconf can do its job.
1063 # Note that all these settings are above the fragment inclusion point
1064 # in Makefile.in, so can still be overridden by fragments.
1065 # This is all going to change when we autoconfiscate...
1067 CC_FOR_BUILD="\$(CC)"
1070 # We must set the default linker to the linker used by gcc for the correct
1071 # operation of libtool. If LD is not defined and we are using gcc, try to
1072 # set the LD default to the ld used by gcc.
1073 if test -z "$LD"; then
1074 if test "$GCC" = yes; then
1077 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1079 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1081 case $gcc_prog_ld in
1082 # Accept absolute paths.
1083 [[\\/]* | [A-Za-z]:[\\/]*)]
1084 LD="$gcc_prog_ld" ;;
1090 CFLAGS=${CFLAGS-"-g"}
1091 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1095 ACX_PROG_CMP_IGNORE_INITIAL
1097 # Check for GMP and MPFR
1101 # Specify a location for mpfr
1102 # check for this first so it ends up on the link line before gmp.
1103 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH This option has been REMOVED],
1104 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1105 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1107 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH Specify prefix directory for installed MPFR package
1108 Equivalent to --with-mpfr-include=PATH/include
1109 plus --with-mpfr-lib=PATH/lib])
1110 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1111 Specify directory for installed MPFR include files])
1112 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH Specify the directory for the installed MPFR library])
1114 if test "x$with_mpfr" != x; then
1115 gmplibs="-L$with_mpfr/lib $gmplibs"
1116 gmpinc="-I$with_mpfr/include"
1118 if test "x$with_mpfr_include" != x; then
1119 gmpinc="-I$with_mpfr_include"
1121 if test "x$with_mpfr_lib" != x; then
1122 gmplibs="-L$with_mpfr_lib $gmplibs"
1125 # Specify a location for gmp
1126 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH This option has been REMOVED],
1127 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1128 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1130 gmplibs="$gmplibs -lgmp"
1132 AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify prefix directory for the installed GMP package
1133 Equivalent to --with-gmp-include=PATH/include
1134 plus --with-gmp-lib=PATH/lib])
1135 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH Specify directory for installed GMP include files])
1136 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH Specify the directory for the installed GMP library])
1139 if test "x$with_gmp" != x; then
1140 gmplibs="-L$with_gmp/lib $gmplibs"
1141 gmpinc="-I$with_gmp/include $gmpinc"
1143 if test "x$with_gmp_include" != x; then
1144 gmpinc="-I$with_gmp_include $gmpinc"
1146 if test "x$with_gmp_lib" != x; then
1147 gmplibs="-L$with_gmp_lib $gmplibs"
1150 saved_CFLAGS="$CFLAGS"
1151 CFLAGS="$CFLAGS $gmpinc"
1152 # Check GMP actually works
1153 AC_MSG_CHECKING([for correct version of gmp.h])
1154 AC_TRY_COMPILE([#include "gmp.h"],[
1155 #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 1)
1158 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1160 if test x"$have_gmp" = xyes; then
1161 AC_MSG_CHECKING([for correct version of mpfr.h])
1162 AC_TRY_COMPILE([#include "gmp.h"
1163 #include <mpfr.h>],[
1164 #if MPFR_VERSION < MPFR_VERSION_NUM(2,2,1)
1167 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy version of MPFR detected])])
1170 LIBS="$LIBS $gmplibs"
1171 AC_MSG_CHECKING([for any version of mpfr.h])
1172 AC_TRY_LINK([#include <gmp.h>
1173 #include <mpfr.h>], [mpfr_t n; mpfr_init(n);],
1174 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1177 CFLAGS="$saved_CFLAGS"
1179 # Flags needed for both GMP and/or MPFR
1183 # By default, C is the only stage 1 language.
1185 AC_SUBST(stage1_languages)
1187 # Figure out what language subdirectories are present.
1188 # Look if the user specified --enable-languages="..."; if not, use
1189 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1191 # NB: embedded tabs in this IF block -- do not untabify
1192 if test -d ${srcdir}/gcc; then
1193 if test x"${enable_languages+set}" != xset; then
1194 if test x"${LANGUAGES+set}" = xset; then
1195 enable_languages="${LANGUAGES}"
1196 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1198 enable_languages=all
1201 if test x"${enable_languages}" = x ||
1202 test x"${enable_languages}" = xyes;
1204 echo configure.in: --enable-languages needs at least one language argument 1>&2
1208 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1210 # 'f95' is the old name for the 'fortran' language. We issue a warning
1211 # and make the substitution.
1212 case ,${enable_languages}, in
1214 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1215 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1219 # First scan to see if an enabled language requires some other language.
1220 # We assume that a given config-lang.in will list all the language
1221 # front ends it requires, even if some are required indirectly.
1222 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1223 case ${lang_frag} in
1225 # The odd quoting in the next line works around
1226 # an apparent bug in bash 1.12 on linux.
1227 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1229 # From the config-lang.in, get $language, $lang_requires
1233 for other in ${lang_requires} ; do
1234 case ,${enable_languages}, in
1238 echo " \`$other' language required by \`$language'; enabling" 1>&2
1239 enable_languages="${enable_languages},${other}"
1247 new_enable_languages=c
1248 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1249 potential_languages=c
1251 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1252 case ${lang_frag} in
1254 # The odd quoting in the next line works around
1255 # an apparent bug in bash 1.12 on linux.
1256 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1258 # From the config-lang.in, get $language, $target_libs,
1259 # $lang_dirs, $boot_language, and $build_by_default
1268 potential_languages="${potential_languages},${language}"
1269 # This is quite sensitive to the ordering of the case statement arms.
1270 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1272 echo "${lang_frag} doesn't set \$language." 1>&2
1276 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1279 *,${language},*:*:*:*)
1280 # Language was explicitly selected; include it.
1284 # 'all' was selected, but this is not a default language
1285 # so do not include it.
1289 # 'all' was selected and this is a default language; include it.
1297 # Disable languages that need other directories if these aren't available.
1298 for i in $subdir_requires; do
1299 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1300 case ,${enable_languages}, in
1302 # Specifically requested language; tell them.
1303 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1312 # Disable languages that need GMP if it isn't available.
1313 case ,${enable_languages},:${have_gmp}:${need_gmp} in
1314 *,${language},*:no:yes)
1315 # Specifically requested language; tell them.
1316 AC_MSG_ERROR([GMP 4.1 and MPFR 2.2.1 or newer versions required by $language])
1324 # Disable a language that is unsupported by the target.
1325 case " $unsupported_languages " in
1331 case $add_this_lang in
1333 # Remove language-dependent dirs.
1334 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1337 new_enable_languages="$new_enable_languages,$language"
1338 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1339 case ${boot_language} in
1341 # Add to (comma-separated) list of stage 1 languages.
1342 stage1_languages="${stage1_languages},${language}"
1351 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1352 if test "x$missing_languages" != x; then
1354 The following requested languages could not be built: ${missing_languages}
1355 Recognised languages are: ${potential_languages}])
1358 if test "x$new_enable_languages" != "x$enable_languages"; then
1359 echo The following languages will be built: ${new_enable_languages}
1361 enable_languages="$new_enable_languages"
1362 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
1365 # Handle --disable-<component> generically.
1366 for dir in $configdirs $build_configdirs $target_configdirs ; do
1367 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1368 if eval test x\${enable_${dirname}} "=" xno ; then
1369 noconfigdirs="$noconfigdirs $dir"
1373 # Check for Boehm's garbage collector
1374 AC_ARG_ENABLE(objc-gc,
1375 [ --enable-objc-gc enable the use of Boehm's garbage collector with
1376 the GNU Objective-C runtime.],
1377 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1378 *,objc,*:*:yes:*target-boehm-gc*)
1379 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1383 # Make sure we only build Boehm's garbage collector if required.
1384 case ,${enable_languages},:${enable_objc_gc} in
1386 # Keep target-boehm-gc if requested for Objective-C.
1389 # Otherwise remove target-boehm-gc depending on target-libjava.
1390 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1391 noconfigdirs="$noconfigdirs target-boehm-gc"
1396 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1397 # $build_configdirs and $target_configdirs.
1398 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1401 for dir in . $skipdirs $noconfigdirs ; do
1402 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1403 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1404 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1405 if test -r $srcdir/$dirname/configure ; then
1406 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1409 notsupp="$notsupp $dir"
1413 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1414 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1415 if test -r $srcdir/$dirname/configure ; then
1416 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1419 notsupp="$notsupp $dir"
1423 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1424 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1425 if test -r $srcdir/$dirname/configure ; then
1426 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1429 notsupp="$notsupp $dir"
1435 # Sometimes the tools are distributed with libiberty but with no other
1436 # libraries. In that case, we don't want to build target-libiberty.
1437 if test -n "${target_configdirs}" ; then
1439 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1440 if test "$i" != "libiberty" ; then
1441 if test -r $srcdir/$i/configure ; then
1447 if test -z "${others}" ; then
1452 # Quietly strip out all directories which aren't configurable in this tree.
1453 # This relies on all configurable subdirectories being autoconfiscated, which
1455 build_configdirs_all="$build_configdirs"
1457 for i in ${build_configdirs_all} ; do
1458 j=`echo $i | sed -e s/build-//g`
1459 if test -f ${srcdir}/$j/configure ; then
1460 build_configdirs="${build_configdirs} $i"
1464 configdirs_all="$configdirs"
1466 for i in ${configdirs_all} ; do
1467 if test -f ${srcdir}/$i/configure ; then
1468 configdirs="${configdirs} $i"
1472 target_configdirs_all="$target_configdirs"
1474 for i in ${target_configdirs_all} ; do
1475 j=`echo $i | sed -e s/target-//g`
1476 if test -f ${srcdir}/$j/configure ; then
1477 target_configdirs="${target_configdirs} $i"
1481 # Produce a warning message for the subdirs we can't configure.
1482 # This isn't especially interesting in the Cygnus tree, but in the individual
1483 # FSF releases, it's important to let people know when their machine isn't
1484 # supported by the one or two programs in a package.
1486 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1487 # If $appdirs is non-empty, at least one of those directories must still
1488 # be configured, or we error out. (E.g., if the gas release supports a
1489 # specified target in some subdirs but not the gas subdir, we shouldn't
1490 # pretend that all is well.)
1491 if test -n "$appdirs" ; then
1492 for dir in $appdirs ; do
1493 if test -r $dir/Makefile.in ; then
1494 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1498 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1504 if test -n "$appdirs" ; then
1505 echo "*** This configuration is not supported by this package." 1>&2
1509 # Okay, some application will build, or we don't care to check. Still
1510 # notify of subdirs not getting built.
1511 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1512 echo " ${notsupp}" 1>&2
1513 echo " (Any other directories should still work fine.)" 1>&2
1523 AC_ARG_WITH([build-sysroot],
1524 [ --with-build-sysroot=sysroot
1525 use sysroot as the system root during the build],
1526 [if test x"$withval" != x ; then
1527 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1529 [SYSROOT_CFLAGS_FOR_TARGET=])
1530 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1532 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1533 # the named directory are copied to $(tooldir)/sys-include.
1534 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1535 if test x${is_cross_compiler} = xno ; then
1536 echo 1>&2 '***' --with-headers is only supported when cross compiling
1539 if test x"${with_headers}" != xyes ; then
1540 case "${exec_prefixoption}" in
1542 *) x=${exec_prefix} ;;
1544 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1548 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1549 # the name directories are copied to $(tooldir)/lib. Multiple directories
1551 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1552 if test x${is_cross_compiler} = xno ; then
1553 echo 1>&2 '***' --with-libs is only supported when cross compiling
1556 if test x"${with_libs}" != xyes ; then
1557 # Copy the libraries in reverse order, so that files in the first named
1558 # library override files in subsequent libraries.
1559 case "${exec_prefixoption}" in
1561 *) x=${exec_prefix} ;;
1563 for l in ${with_libs}; do
1564 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1569 # Set with_gnu_as and with_gnu_ld as appropriate.
1571 # This is done by determining whether or not the appropriate directory
1572 # is available, and by checking whether or not specific configurations
1573 # have requested that this magic not happen.
1575 # The command line options always override the explicit settings in
1576 # configure.in, and the settings in configure.in override this magic.
1578 # If the default for a toolchain is to use GNU as and ld, and you don't
1579 # want to do that, then you should use the --without-gnu-as and
1580 # --without-gnu-ld options for the configure script.
1582 if test x${use_gnu_as} = x &&
1583 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1585 extra_host_args="$extra_host_args --with-gnu-as"
1588 if test x${use_gnu_ld} = x &&
1589 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1591 extra_host_args="$extra_host_args --with-gnu-ld"
1594 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1595 # can detect this case.
1597 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1599 extra_host_args="$extra_host_args --with-newlib"
1602 # Handle ${copy_dirs}
1603 set fnord ${copy_dirs}
1605 while test $# != 0 ; do
1606 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1609 echo Copying $1 to $2
1611 # Use the install script to create the directory and all required
1612 # parent directories.
1613 if test -d $2 ; then
1617 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1620 # Copy the directory, assuming we have tar.
1621 # FIXME: Should we use B in the second tar? Not all systems support it.
1622 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1624 # It is the responsibility of the user to correctly adjust all
1625 # symlinks. If somebody can figure out how to handle them correctly
1626 # here, feel free to add the code.
1633 # Determine a target-dependent exec_prefix that the installed
1634 # gcc will search in. Keep this list sorted by triplet, with
1635 # the *-*-osname triplets last.
1639 md_exec_prefix=/gnu/lib/gcc-lib
1641 i[34567]86-pc-msdosdjgpp*)
1642 md_exec_prefix=/dev/env/DJDIR/bin
1644 i[34567]86-*-sco3.2v5*)
1645 if test $with_gnu_as = yes; then
1646 md_exec_prefix=/usr/gnu/bin
1648 md_exec_prefix=/usr/ccs/bin/elf
1653 powerpc-*-chorusos* | \
1654 powerpc*-*-eabi* | \
1655 powerpc*-*-sysv* | \
1656 powerpc*-*-kaos* | \
1658 md_exec_prefix=/usr/ccs/bin
1663 md_exec_prefix=/usr/ccs/bin
1678 md_exec_prefix=/usr/ccs/bin
1682 extra_arflags_for_target=
1683 extra_nmflags_for_target=
1684 extra_ranlibflags_for_target=
1685 target_makefile_frag=/dev/null
1688 target_makefile_frag="config/mt-netware"
1690 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1691 target_makefile_frag="config/mt-gnu"
1693 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1694 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1695 # commands to handle both 32-bit and 64-bit objects. These flags are
1696 # harmless if we're using GNU nm or ar.
1697 extra_arflags_for_target=" -X32_64"
1698 extra_nmflags_for_target=" -B -X32_64"
1701 # ranlib from Darwin requires the -c flag to look at common symbols.
1702 extra_ranlibflags_for_target=" -c"
1704 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1705 target_makefile_frag="config/mt-wince"
1709 alphaieee_frag=/dev/null
1712 # This just makes sure to use the -mieee option to build target libs.
1713 # This should probably be set individually by each library.
1714 alphaieee_frag="config/mt-alphaieee"
1718 # If --enable-target-optspace always use -Os instead of -O2 to build
1719 # the target libraries, similarly if it is not specified, use -Os
1720 # on selected platforms.
1721 ospace_frag=/dev/null
1722 case "${enable_target_optspace}:${target}" in
1724 ospace_frag="config/mt-ospace"
1727 ospace_frag="config/mt-d30v"
1729 :m32r-* | :d10v-* | :fr30-*)
1730 ospace_frag="config/mt-ospace"
1735 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1739 # Default to using --with-stabs for certain targets.
1740 if test x${with_stabs} = x ; then
1742 mips*-*-irix[[56]]*)
1744 mips*-*-* | alpha*-*-osf*)
1746 extra_host_args="${extra_host_args} --with-stabs"
1751 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1752 # them automatically.
1755 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1759 # Some systems (e.g., one of the i386-aix systems the gas testers are
1760 # using) don't handle "\$" correctly, so don't use it here.
1761 tooldir='${exec_prefix}'/${target_alias}
1762 build_tooldir=${tooldir}
1764 # Create a .gdbinit file which runs the one in srcdir
1765 # and tells GDB to look there for source files.
1767 if test -r ${srcdir}/.gdbinit ; then
1770 *) cat > ./.gdbinit <<EOF
1774 source ${srcdir}/.gdbinit
1780 # Make sure that the compiler is able to generate an executable. If it
1781 # can't, we are probably in trouble. We don't care whether we can run the
1782 # executable--we might be using a cross compiler--we only care whether it
1783 # can be created. At this point the main configure script has set CC.
1785 echo "int main () { return 0; }" > conftest.c
1786 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1787 if test $? = 0 ; then
1788 if test -s conftest || test -s conftest.exe ; then
1794 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1795 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1802 # The Solaris /usr/ucb/cc compiler does not appear to work.
1804 sparc-sun-solaris2*)
1805 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1806 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1808 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1809 if test -d /opt/cygnus/bin ; then
1810 if test "$could_use" = "" ; then
1811 could_use="/opt/cygnus/bin"
1813 could_use="$could_use or /opt/cygnus/bin"
1816 if test "$could_use" = "" ; then
1817 echo "Warning: compilation may fail because you're using"
1818 echo "/usr/ucb/cc. You should change your PATH or CC "
1819 echo "variable and rerun configure."
1821 echo "Warning: compilation may fail because you're using"
1822 echo "/usr/ucb/cc, when you should use the C compiler from"
1823 echo "$could_use. You should change your"
1824 echo "PATH or CC variable and rerun configure."
1831 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1832 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
1833 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1836 # Record target_configdirs and the configure arguments for target and
1837 # build configuration in Makefile.
1838 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1839 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1841 # Determine whether gdb needs tk/tcl or not.
1842 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1843 # and in that case we want gdb to be built without tk. Ugh!
1844 # In fact I believe gdb is the *only* package directly dependent on tk,
1845 # so we should be able to put the 'maybe's in unconditionally and
1846 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1847 # 100% sure that that's safe though.
1849 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
1850 case "$enable_gdbtk" in
1854 GDB_TK="${gdb_tk}" ;;
1856 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1857 # distro. Eventually someone will fix this and move Insight, nee
1858 # gdbtk to a separate directory.
1859 if test -d ${srcdir}/gdb/gdbtk ; then
1866 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
1867 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
1869 # Strip out unwanted targets.
1871 # While at that, we remove Makefiles if we were started for recursive
1872 # configuration, so that the top-level Makefile reconfigures them,
1873 # like we used to do when configure itself was recursive.
1875 # Loop over modules. $extrasub must be used with care, limiting as
1876 # much as possible the usage of range addresses. That's because autoconf
1877 # splits the sed script to overcome limits in the number of commands,
1878 # and relying on carefully-timed sed passes may turn out to be very hard
1879 # to maintain later. In this particular case, you just have to be careful
1880 # not to nest @if/@endif pairs, because configure will not warn you at all.
1882 AC_ARG_ENABLE([bootstrap],
1883 [ --enable-bootstrap Enable bootstrapping [yes if native build]],,
1884 enable_bootstrap=default)
1886 # Issue errors and warnings for invalid/strange bootstrap combinations.
1887 case "$configdirs" in
1888 *gcc*) have_compiler=yes ;;
1889 *) have_compiler=no ;;
1892 case "$have_compiler:$host:$target:$enable_bootstrap" in
1895 # Default behavior. Enable bootstrap if we have a compiler
1896 # and we are in a native configuration.
1897 yes:$build:$build:default)
1898 enable_bootstrap=yes ;;
1901 enable_bootstrap=no ;;
1903 # We have a compiler and we are in a native configuration, bootstrap is ok
1904 yes:$build:$build:yes)
1907 # Other configurations, but we have a compiler. Assume the user knows
1910 AC_MSG_WARN([trying to bootstrap a cross compiler])
1913 # No compiler: if they passed --enable-bootstrap explicitly, fail
1915 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
1917 # Fail if wrong command line
1919 AC_MSG_ERROR([invalid option for --enable-bootstrap])
1923 # Adjust the toplevel makefile according to whether bootstrap was selected.
1924 case "$enable_bootstrap" in
1926 bootstrap_suffix=bootstrap ;;
1928 bootstrap_suffix=no-bootstrap ;;
1931 for module in ${build_configdirs} ; do
1932 if test -z "${no_recursion}" \
1933 && test -f ${build_subdir}/${module}/Makefile; then
1934 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1935 rm -f ${build_subdir}/${module}/Makefile
1938 /^@if build-$module\$/d
1939 /^@endif build-$module\$/d
1940 /^@if build-$module-$bootstrap_suffix\$/d
1941 /^@endif build-$module-$bootstrap_suffix\$/d"
1943 for module in ${configdirs} ; do
1944 if test -z "${no_recursion}"; then
1945 for file in stage*-${module}/Makefile ${module}/Makefile; do
1946 if test -f ${file}; then
1947 echo 1>&2 "*** removing ${file} to force reconfigure"
1954 /^@endif $module\$/d
1955 /^@if $module-$bootstrap_suffix\$/d
1956 /^@endif $module-$bootstrap_suffix\$/d"
1958 for module in ${target_configdirs} ; do
1959 if test -z "${no_recursion}" \
1960 && test -f ${target_subdir}/${module}/Makefile; then
1961 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1962 rm -f ${target_subdir}/${module}/Makefile
1965 /^@if target-$module\$/d
1966 /^@endif target-$module\$/d
1967 /^@if target-$module-$bootstrap_suffix\$/d
1968 /^@endif target-$module-$bootstrap_suffix\$/d"
1972 /^@if /,/^@endif /d"
1974 # Create the serialization dependencies. This uses a temporary file.
1976 AC_ARG_ENABLE([serial-configure],
1977 [ --enable-serial-[{host,target,build}-]configure
1978 Force sequential configuration of
1979 sub-packages for the host, target or build
1980 machine, or all sub-packages])
1982 case ${enable_serial_configure} in
1984 enable_serial_build_configure=yes
1985 enable_serial_host_configure=yes
1986 enable_serial_target_configure=yes
1990 # These force 'configure's to be done one at a time, to avoid problems
1991 # with contention over a shared config.cache.
1993 echo '# serdep.tmp' > serdep.tmp
1995 test "x${enable_serial_build_configure}" = xyes &&
1996 for item in ${build_configdirs} ; do
1999 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2004 test "x${enable_serial_host_configure}" = xyes &&
2005 for item in ${configdirs} ; do
2008 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2013 test "x${enable_serial_target_configure}" = xyes &&
2014 for item in ${target_configdirs} ; do
2017 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2021 serialization_dependencies=serdep.tmp
2022 AC_SUBST_FILE(serialization_dependencies)
2024 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2025 # target and nonopt. These are the ones we might not want to pass
2026 # down to subconfigures. Also strip program-prefix, program-suffix,
2027 # and program-transform-name, so that we can pass down a consistent
2028 # program-transform-name. If autoconf has put single quotes around
2029 # any of these arguments (because they contain shell metacharacters)
2030 # then this will fail; in practice this only happens for
2031 # --program-transform-name, so be sure to override --program-transform-name
2032 # at the end of the argument list.
2033 # These will be expanded by make, so quote '$'.
2034 cat <<\EOF_SED > conftestsed
2036 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
2037 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
2038 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
2039 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
2040 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
2041 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
2042 s/ -cache-file[[= ]][[^ ]]*//g
2043 s/ -srcdir[[= ]][[^ ]]*//g
2044 s/ -host[[= ]][[^ ]]*//g
2045 s/ -build[[= ]][[^ ]]*//g
2046 s/ -target[[= ]][[^ ]]*//g
2047 s/ -program-prefix[[= ]][[^ ]]*//g
2048 s/ -program-suffix[[= ]][[^ ]]*//g
2049 s/ -program-transform-name[[= ]][[^ ]]*//g
2050 s/ [[^' -][^ ]*] / /
2054 sed -f conftestsed <<EOF_SED > conftestsed.out
2055 ${ac_configure_args}
2057 baseargs=`cat conftestsed.out`
2058 rm -f conftestsed conftestsed.out
2060 # Add in --program-transform-name, after --program-prefix and
2061 # --program-suffix have been applied to it. Autoconf has already
2062 # doubled dollar signs and backslashes in program_transform_name; we want
2063 # the backslashes un-doubled, and then the entire thing wrapped in single
2064 # quotes, because this will be expanded first by make and then by the shell.
2065 # Also, because we want to override the logic in subdir configure scripts to
2066 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2067 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2068 ${program_transform_name}
2070 gcc_transform_name=`cat conftestsed.out`
2071 rm -f conftestsed.out
2072 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2074 # For the build-side libraries, we just need to pretend we're native,
2075 # and not use the same cache file. Multilibs are neither needed nor
2077 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} --target=${target_alias} ${baseargs}"
2079 # For host modules, accept cache file option, or specification as blank.
2080 case "${cache_file}" in
2082 cache_file_option="" ;;
2083 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2084 cache_file_option="--cache-file=${cache_file}" ;;
2086 cache_file_option="--cache-file=../${cache_file}" ;;
2089 # Host dirs don't like to share a cache file either, horribly enough.
2090 # This seems to be due to autoconf 2.5x stupidity.
2091 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
2093 target_configargs=${baseargs}
2095 # Passing a --with-cross-host argument lets the target libraries know
2096 # whether they are being built with a cross-compiler or being built
2097 # native. However, it would be better to use other mechanisms to make the
2098 # sorts of decisions they want to make on this basis. Please consider
2099 # this option to be deprecated. FIXME.
2100 if test x${is_cross_compiler} = xyes ; then
2101 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
2104 # Default to --enable-multilib.
2105 if test x${enable_multilib} = x ; then
2106 target_configargs="--enable-multilib ${target_configargs}"
2109 # Pass --with-newlib if appropriate. Note that target_configdirs has
2110 # changed from the earlier setting of with_newlib.
2111 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2112 target_configargs="--with-newlib ${target_configargs}"
2115 # Different target subdirs use different values of certain variables
2116 # (notably CXX). Worse, multilibs use *lots* of different values.
2117 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2118 # it doesn't automatically accept command-line overrides of them.
2119 # This means it's not safe for target subdirs to share a cache file,
2120 # which is disgusting, but there you have it. Hopefully this can be
2121 # fixed in future. It's still worthwhile to use a cache file for each
2122 # directory. I think.
2124 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2125 # We need to pass --target, as newer autoconf's requires consistency
2126 # for target_alias and gcc doesn't manage it consistently.
2127 target_configargs="--cache-file=./config.cache --build=${build_alias} --host=${target_alias} --target=${target_alias} ${target_configargs}"
2130 case " $target_configdirs " in
2132 case " $target_configargs " in
2133 *" --with-newlib "*)
2136 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 $$s/winsup/w32api/include' ;;
2139 # If we're not building GCC, don't discard standard headers.
2140 if test -d ${srcdir}/gcc; then
2141 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2143 if test "${build}" != "${host}"; then
2144 # On Canadian crosses, CC_FOR_TARGET will have already been set
2145 # by `configure', so we won't have an opportunity to add -Bgcc/
2146 # to it. This is right: we don't want to search that directory
2147 # for binaries, but we want the header files in there, so add
2149 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2151 # Someone might think of using the pre-installed headers on
2152 # Canadian crosses, in case the installed compiler is not fully
2153 # compatible with the compiler being built. In this case, it
2154 # would be better to flag an error than risking having
2155 # incompatible object files being constructed. We can't
2156 # guarantee that an error will be flagged, but let's hope the
2157 # compiler will do it, when presented with incompatible header
2162 case "${target}-${is_cross_compiler}" in
2163 i[[3456789]]86-*-linux*-no)
2164 # Here host == target, so we don't need to build gcc,
2165 # so we don't want to discard standard headers.
2166 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2169 # If we're building newlib, use its generic headers last, but search
2170 # for any libc-related directories first (so make it the last -B
2172 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2181 # Can't be handled as Cygwin above since Mingw does not use newlib.
2182 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include' ;;
2185 # Allow the user to override the flags for
2186 # our build compiler if desired.
2187 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2189 # On Canadian crosses, we'll be searching the right directories for
2190 # the previously-installed cross compiler, so don't bother to add
2191 # flags for directories within the install tree of the compiler
2192 # being built; programs in there won't even run.
2193 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2194 # Search for pre-installed headers if nothing else fits.
2195 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2198 if test "x${use_gnu_ld}" = x &&
2199 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2200 # Arrange for us to find uninstalled linker scripts.
2201 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2204 # Search for other target-specific linker scripts and such.
2207 if test -d ${srcdir}/libgloss/m32c; then
2208 # This is for crt0.o
2209 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/m32c'
2210 # This is for r8c.ld
2211 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/m32c'
2212 # This is for libnosys.a
2213 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2218 # Makefile fragments.
2219 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2221 eval fragval=\$$frag
2222 if test $fragval != /dev/null; then
2223 eval $frag=${srcdir}/$fragval
2226 AC_SUBST_FILE(host_makefile_frag)
2227 AC_SUBST_FILE(target_makefile_frag)
2228 AC_SUBST_FILE(alphaieee_frag)
2229 AC_SUBST_FILE(ospace_frag)
2231 # Miscellanea: directories, flags, etc.
2232 AC_SUBST(RPATH_ENVVAR)
2234 AC_SUBST(build_tooldir)
2235 AC_SUBST(CONFIGURE_GDB_TK)
2237 AC_SUBST(INSTALL_GDB_TK)
2239 # Build module lists & subconfigure args.
2240 AC_SUBST(build_configargs)
2241 AC_SUBST(build_configdirs)
2243 # Host module lists & subconfigure args.
2244 AC_SUBST(host_configargs)
2245 AC_SUBST(configdirs)
2247 # Target module lists & subconfigure args.
2248 AC_SUBST(target_configargs)
2252 AC_SUBST(CC_FOR_BUILD)
2253 AC_SUBST(config_shell)
2255 # Generate default definitions for YACC, M4, LEX and other programs that run
2256 # on the build machine. These are used if the Makefile can't locate these
2257 # programs in objdir.
2258 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
2260 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
2261 case " $build_configdirs " in
2262 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
2263 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
2266 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
2267 case " $build_configdirs " in
2268 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
2271 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
2272 case " $build_configdirs " in
2273 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
2276 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
2277 case " $build_configdirs " in
2278 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2279 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
2282 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
2283 case " $build_configdirs " in
2284 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2287 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
2288 case " $build_configdirs " in
2289 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
2292 # For an installed makeinfo, we require it to be from texinfo 4.4 or
2293 # higher, else we use the "missing" dummy.
2294 if ${MAKEINFO} --version \
2295 | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.([4-9]|[1-9][0-9])|[5-9])' >/dev/null 2>&1; then
2298 MAKEINFO="$MISSING makeinfo"
2304 # FIXME: expect and dejagnu may become build tools?
2306 AC_CHECK_PROGS(EXPECT, expect, expect)
2307 case " $configdirs " in
2309 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
2313 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
2314 case " $configdirs " in
2316 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
2322 NCN_STRICT_CHECK_TOOLS(AR, ar)
2323 NCN_STRICT_CHECK_TOOLS(AS, as)
2324 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2325 NCN_STRICT_CHECK_TOOLS(LD, ld)
2326 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
2327 NCN_STRICT_CHECK_TOOLS(NM, nm)
2328 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2329 NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
2330 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2331 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2332 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
2336 AC_SUBST(CFLAGS_FOR_BUILD)
2340 AC_ARG_WITH([build-time-tools],
2341 [ --with-build-time-tools=path
2342 use given path to find target tools during the build],
2343 [case x"$withval" in
2346 with_build_time_tools=
2347 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
2350 [with_build_time_tools=])
2352 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2353 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2354 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2355 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2356 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2358 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
2359 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
2360 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2361 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
2362 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
2363 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
2364 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
2365 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2366 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
2367 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2369 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2371 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
2372 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
2373 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2374 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
2375 [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `test ! -f $$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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2377 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
2378 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2380 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
2381 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2382 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
2383 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
2384 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
2385 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
2386 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
2387 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
2388 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
2389 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
2390 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
2391 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
2392 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
2394 AC_SUBST(FLAGS_FOR_TARGET)
2395 AC_SUBST(RAW_CXX_FOR_TARGET)
2397 # Certain tools may need extra flags.
2398 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2399 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2400 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2402 # When building target libraries, except in a Canadian cross, we use
2403 # the same toolchain as the compiler we just built.
2404 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
2405 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
2406 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
2407 if test $host = $build; then
2408 case " $configdirs " in
2410 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
2411 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
2412 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
2417 AC_SUBST(COMPILER_AS_FOR_TARGET)
2418 AC_SUBST(COMPILER_LD_FOR_TARGET)
2419 AC_SUBST(COMPILER_NM_FOR_TARGET)
2421 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2422 AC_ARG_ENABLE(maintainer-mode,
2423 [ --enable-maintainer-mode enable make rules and dependencies not useful
2424 (and sometimes confusing) to the casual installer],
2425 USE_MAINTAINER_MODE=$enableval,
2426 USE_MAINTAINER_MODE=no)
2427 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2428 AC_SUBST(MAINTAINER_MODE_TRUE)
2429 AC_SUBST(MAINTAINER_MODE_FALSE)
2430 if test "$USE_MAINTAINER_MODE" = yes; then
2431 MAINTAINER_MODE_TRUE=
2432 MAINTAINER_MODE_FALSE='#'
2434 MAINTAINER_MODE_TRUE='#'
2435 MAINTAINER_MODE_FALSE=
2437 MAINT=$MAINTAINER_MODE_TRUE
2440 # ---------------------
2441 # GCC bootstrap support
2442 # ---------------------
2444 # Stage specific cflags for build.
2449 yes) stage1_cflags="-g -Wa,-J" ;;
2450 *) stage1_cflags="-g -J" ;;
2453 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2454 # sources; use -no-cpp-precomp to get to GNU cpp.
2455 # Apple's GCC has bugs in designated initializer handling, so disable
2457 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2461 # LLVM LOCAL begin - LLVM uses inlined functions
2463 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
2464 if test "$GCC" = yes; then
2465 saved_CFLAGS="$CFLAGS"
2467 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
2468 CFLAGS="$CFLAGS -fkeep-inline-functions"
2469 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
2471 #if (__GNUC__ < 3) \
2472 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
2473 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
2474 #error http://gcc.gnu.org/PR29382
2477 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
2478 [AC_MSG_RESULT([no])])
2480 CFLAGS="$saved_CFLAGS"
2483 # LLVM LOCAL end - LLVM uses inlined functions.
2485 AC_SUBST(stage1_cflags)
2487 # Enable --enable-checking in stage1 of the compiler.
2488 AC_ARG_ENABLE(stage1-checking,
2489 [ --enable-stage1-checking[=all] choose additional checking for stage1
2491 [stage1_checking=--enable-checking=${enable_stage1_checking}],
2492 [if test "x$enable_checking" = xno; then
2493 # LLVM LOCAL begin - don't enable checking when we meant to disable it
2494 stage1_checking=--disable-checking
2495 # LLVM LOCAL end - don't enable checking when we meant to disable it
2497 stage1_checking=--enable-checking${enable_checking+=}$enable_checking
2499 AC_SUBST(stage1_checking)
2501 # Enable -Werror in bootstrap stage2 and later.
2502 AC_ARG_ENABLE(werror,
2503 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2504 [if test -d gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
2509 case ${enable_werror} in
2510 yes) stage2_werror_flag="--enable-werror-always" ;;
2511 *) stage2_werror_flag="" ;;
2513 AC_SUBST(stage2_werror_flag)
2515 # Flags needed to enable html installing and building
2516 AC_ARG_WITH(datarootdir,
2517 [ --with-datarootdir Use datarootdir as the data root directory.],
2518 [datarootdir="\${prefix}/${withval}"],
2519 [datarootdir="\${prefix}/share"])
2522 [ --with-docdir Install documentation in this directory.],
2523 [docdir="\${prefix}/${withval}"],
2524 [docdir="\${datarootdir}/doc"])
2526 AC_ARG_WITH(htmldir,
2527 [ --with-htmldir Install html in this directory.],
2528 [htmldir="\${prefix}/${withval}"],
2529 [htmldir="\${docdir}"])
2531 AC_SUBST(datarootdir)