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-libgfortran 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-libgfortran 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-libgfortran 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"
804 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
807 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
810 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
813 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
816 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
819 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
822 noconfigdirs="$noconfigdirs ${libgcj}"
825 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
827 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
828 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
831 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
834 noconfigdirs="$noconfigdirs ${libgcj}"
838 # If we aren't building newlib, then don't build libgloss, since libgloss
839 # depends upon some newlib header files.
840 case "${noconfigdirs}" in
841 *target-libgloss*) ;;
842 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
845 # Work in distributions that contain no compiler tools, like Autoconf.
847 host_makefile_frag=/dev/null
848 if test -d ${srcdir}/config ; then
851 # Avoid "too much defining" errors from HPUX compiler.
852 tentative_cc="cc -Wp,-H256000"
853 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
854 # If it's HP/UX ar, this should be harmless.
858 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
861 #None of the Apollo compilers can compile gas or binutils. The preprocessor
862 # chokes on bfd, the compiler won't let you assign integers to enums, and
863 # other problems. Defining CC to gcc is a questionable way to say "don't use
864 # the apollo compiler" (the preferred version of GCC could be called cc,
865 # or whatever), but I'm not sure leaving CC as cc is any better...
866 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
867 # Used to have BISON=yacc.
871 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
874 # Under CX/UX, we want to tell the compiler to use ANSI mode.
875 tentative_cc="cc -Xa"
876 host_makefile_frag="config/mh-cxux"
881 tentative_cc="cc -Wf,-XNg1000"
882 host_makefile_frag="config/mh-decstation"
885 # The C compiler on NEC MIPS SVR4 needs bigger tables.
886 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
887 host_makefile_frag="config/mh-necv4"
890 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
891 # environment. Also bump switch table size so that cp-parse will
892 # compile. Bump string length limit so linker builds.
893 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
896 host_makefile_frag="config/mh-sysv4"
899 # This is for a MIPS running RISC/os 4.52C.
901 # This is needed for GDB, but needs to be in the top-level make because
902 # if a library is compiled with the bsd headers and gets linked with the
903 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
905 # ptrace(2) apparently has problems in the BSD environment. No workaround is
906 # known except to select the sysv environment. Could we use /proc instead?
907 # These "sysv environments" and "bsd environments" often end up being a pain.
909 # This is not part of CFLAGS because perhaps not all C compilers have this
911 tentative_cc="cc -systype sysv"
916 i[[3456789]]86-*-sysv5*)
917 host_makefile_frag="config/mh-sysv5"
919 i[[3456789]]86-*-dgux*)
920 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
921 host_makefile_frag="config/mh-dgux386"
923 i[[3456789]]86-ncr-sysv4.3*)
924 # The MetaWare compiler will generate a copyright message unless you
925 # turn it off by adding the -Hnocopyr flag.
926 tentative_cc="cc -Hnocopyr"
928 i[[3456789]]86-ncr-sysv4*)
929 # for an NCR 3000 (i486/SVR4) system.
930 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
931 # This compiler not only emits obnoxious copyright messages every time
932 # you run it, but it chokes and dies on a whole bunch of GNU source
933 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
934 tentative_cc="/usr/ccs/ATT/cc"
935 host_makefile_frag="config/mh-ncr3000"
937 i[[3456789]]86-*-sco3.2v5*)
939 i[[3456789]]86-*-sco*)
940 # The native C compiler botches some simple uses of const. Unfortunately,
941 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
942 tentative_cc="cc -Dconst="
943 host_makefile_frag="config/mh-sco"
945 i[[3456789]]86-*-udk*)
946 host_makefile_frag="config/mh-sysv5"
948 i[[3456789]]86-*-solaris2*)
949 host_makefile_frag="config/mh-sysv4"
951 i[[3456789]]86-*-msdosdjgpp*)
952 host_makefile_frag="config/mh-djgpp"
955 host_makefile_frag="config/mh-cygwin"
960 host_makefile_frag="config/mh-interix"
963 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
967 host_makefile_frag="config/mh-solaris"
970 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
971 # without overflowing the jump tables (-J says to use a 32 bit table)
975 tentative_cc="cc -Wp,-H256000"
978 tentative_cc="cc -Wp,-H256000"
981 # /bin/cc is less than useful for our purposes. Always use GCC
982 tentative_cc="/usr/cygnus/progressive/bin/gcc"
983 host_makefile_frag="config/mh-lynxrs6k"
986 host_makefile_frag="config/mh-ppc-darwin"
988 # APPLE LOCAL begin dynamic-no-pic
989 i[[3456789]]86-*-darwin*)
990 host_makefile_frag="config/mh-x86-darwin"
992 # APPLE LOCAL end dynamic-no-pic
994 host_makefile_frag="config/mh-ppc-aix"
997 host_makefile_frag="config/mh-ppc-aix"
1000 # /bin/cc is less than useful for our purposes. Always use GCC
1001 tentative_cc="/bin/gcc"
1004 host_makefile_frag="config/mh-sysv4"
1006 # This is placed last to prevent interfering with the cases above.
1008 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1009 host_makefile_frag="config/mh-x86omitfp"
1014 # If we aren't going to be using gcc, see if we can extract a definition
1015 # of CC from the fragment.
1016 # Actually, use the 'pre-extracted' version above.
1017 if test -z "${CC}" && test "${build}" = "${host}" ; then
1018 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1020 for dir in $PATH; do
1021 test -z "$dir" && dir=.
1022 if test -f $dir/gcc; then
1028 if test -z "${found}" && test -n "${tentative_cc}" ; then
1033 if test "${build}" != "${host}" ; then
1034 # If we are doing a Canadian Cross, in which the host and build systems
1035 # are not the same, we set reasonable default values for the tools.
1037 CC=${CC-${host_alias}-gcc}
1038 CFLAGS=${CFLAGS-"-g -O2"}
1039 CXX=${CXX-${host_alias}-c++}
1040 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1041 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1044 # Set reasonable default values for some tools even if not Canadian.
1045 # Of course, these are different reasonable default values, originally
1046 # specified directly in the Makefile.
1047 # We don't export, so that autoconf can do its job.
1048 # Note that all these settings are above the fragment inclusion point
1049 # in Makefile.in, so can still be overridden by fragments.
1050 # This is all going to change when we autoconfiscate...
1052 CC_FOR_BUILD="\$(CC)"
1055 # We must set the default linker to the linker used by gcc for the correct
1056 # operation of libtool. If LD is not defined and we are using gcc, try to
1057 # set the LD default to the ld used by gcc.
1058 if test -z "$LD"; then
1059 if test "$GCC" = yes; then
1062 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1064 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1066 case $gcc_prog_ld in
1067 # Accept absolute paths.
1068 [[\\/]* | [A-Za-z]:[\\/]*)]
1069 LD="$gcc_prog_ld" ;;
1075 CFLAGS=${CFLAGS-"-g"}
1076 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1080 ACX_PROG_CMP_IGNORE_INITIAL
1082 # Check for GMP and MPFR
1086 # Specify a location for mpfr
1087 # check for this first so it ends up on the link line before gmp.
1088 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH This option has been REMOVED],
1089 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1090 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1092 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH Specify prefix directory for installed MPFR package
1093 Equivalent to --with-mpfr-include=PATH/include
1094 plus --with-mpfr-lib=PATH/lib])
1095 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1096 Specify directory for installed MPFR include files])
1097 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH Specify the directory for the installed MPFR library])
1099 if test "x$with_mpfr" != x; then
1100 gmplibs="-L$with_mpfr/lib $gmplibs"
1101 gmpinc="-I$with_mpfr/include"
1103 if test "x$with_mpfr_include" != x; then
1104 gmpinc="-I$with_mpfr_include"
1106 if test "x$with_mpfr_lib" != x; then
1107 gmplibs="-L$with_mpfr_lib $gmplibs"
1110 # Specify a location for gmp
1111 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH This option has been REMOVED],
1112 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1113 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1115 gmplibs="$gmplibs -lgmp"
1117 AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify prefix directory for the installed GMP package
1118 Equivalent to --with-gmp-include=PATH/include
1119 plus --with-gmp-lib=PATH/lib])
1120 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH Specify directory for installed GMP include files])
1121 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH Specify the directory for the installed GMP library])
1124 if test "x$with_gmp" != x; then
1125 gmplibs="-L$with_gmp/lib $gmplibs"
1126 gmpinc="-I$with_gmp/include $gmpinc"
1128 if test "x$with_gmp_include" != x; then
1129 gmpinc="-I$with_gmp_include $gmpinc"
1131 if test "x$with_gmp_lib" != x; then
1132 gmplibs="-L$with_gmp_lib $gmplibs"
1135 saved_CFLAGS="$CFLAGS"
1136 CFLAGS="$CFLAGS $gmpinc"
1137 # Check GMP actually works
1138 AC_MSG_CHECKING([for correct version of gmp.h])
1139 AC_TRY_COMPILE([#include "gmp.h"],[
1140 #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 1)
1143 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1145 if test x"$have_gmp" = xyes; then
1146 AC_MSG_CHECKING([for correct version of mpfr.h])
1147 AC_TRY_COMPILE([#include "gmp.h"
1148 #include <mpfr.h>],[
1149 #if MPFR_VERSION < MPFR_VERSION_NUM(2,2,1)
1152 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy version of MPFR detected])])
1155 LIBS="$LIBS $gmplibs"
1156 AC_MSG_CHECKING([for any version of mpfr.h])
1157 AC_TRY_LINK([#include <gmp.h>
1158 #include <mpfr.h>], [mpfr_t n; mpfr_init(n);],
1159 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1162 CFLAGS="$saved_CFLAGS"
1164 # Flags needed for both GMP and/or MPFR
1168 # By default, C is the only stage 1 language.
1170 AC_SUBST(stage1_languages)
1172 # Figure out what language subdirectories are present.
1173 # Look if the user specified --enable-languages="..."; if not, use
1174 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1176 # NB: embedded tabs in this IF block -- do not untabify
1177 if test -d ${srcdir}/gcc; then
1178 if test x"${enable_languages+set}" != xset; then
1179 if test x"${LANGUAGES+set}" = xset; then
1180 enable_languages="${LANGUAGES}"
1181 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1183 enable_languages=all
1186 if test x"${enable_languages}" = x ||
1187 test x"${enable_languages}" = xyes;
1189 echo configure.in: --enable-languages needs at least one language argument 1>&2
1193 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1195 # 'f95' is the old name for the 'fortran' language. We issue a warning
1196 # and make the substitution.
1197 case ,${enable_languages}, in
1199 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1200 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1204 # First scan to see if an enabled language requires some other language.
1205 # We assume that a given config-lang.in will list all the language
1206 # front ends it requires, even if some are required indirectly.
1207 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1208 case ${lang_frag} in
1210 # The odd quoting in the next line works around
1211 # an apparent bug in bash 1.12 on linux.
1212 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1214 # From the config-lang.in, get $language, $lang_requires
1218 for other in ${lang_requires} ; do
1219 case ,${enable_languages}, in
1223 echo " \`$other' language required by \`$language'; enabling" 1>&2
1224 enable_languages="${enable_languages},${other}"
1232 new_enable_languages=c
1233 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1234 potential_languages=c
1236 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1237 case ${lang_frag} in
1239 # The odd quoting in the next line works around
1240 # an apparent bug in bash 1.12 on linux.
1241 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1243 # From the config-lang.in, get $language, $target_libs,
1244 # $lang_dirs, $boot_language, and $build_by_default
1253 potential_languages="${potential_languages},${language}"
1254 # This is quite sensitive to the ordering of the case statement arms.
1255 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1257 echo "${lang_frag} doesn't set \$language." 1>&2
1261 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1264 *,${language},*:*:*:*)
1265 # Language was explicitly selected; include it.
1269 # 'all' was selected, but this is not a default language
1270 # so do not include it.
1274 # 'all' was selected and this is a default language; include it.
1282 # Disable languages that need other directories if these aren't available.
1283 for i in $subdir_requires; do
1284 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1285 case ,${enable_languages}, in
1287 # Specifically requested language; tell them.
1288 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1297 # Disable languages that need GMP if it isn't available.
1298 case ,${enable_languages},:${have_gmp}:${need_gmp} in
1299 *,${language},*:no:yes)
1300 # Specifically requested language; tell them.
1301 AC_MSG_ERROR([GMP 4.1 and MPFR 2.2.1 or newer versions required by $language])
1309 # Disable a language that is unsupported by the target.
1310 case " $unsupported_languages " in
1316 case $add_this_lang in
1318 # Remove language-dependent dirs.
1319 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1322 new_enable_languages="$new_enable_languages,$language"
1323 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1324 case ${boot_language} in
1326 # Add to (comma-separated) list of stage 1 languages.
1327 stage1_languages="${stage1_languages},${language}"
1336 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1337 if test "x$missing_languages" != x; then
1339 The following requested languages could not be built: ${missing_languages}
1340 Recognised languages are: ${potential_languages}])
1343 if test "x$new_enable_languages" != "x$enable_languages"; then
1344 echo The following languages will be built: ${new_enable_languages}
1346 enable_languages="$new_enable_languages"
1347 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
1350 # Handle --disable-<component> generically.
1351 for dir in $configdirs $build_configdirs $target_configdirs ; do
1352 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1353 if eval test x\${enable_${dirname}} "=" xno ; then
1354 noconfigdirs="$noconfigdirs $dir"
1358 # Check for Boehm's garbage collector
1359 AC_ARG_ENABLE(objc-gc,
1360 [ --enable-objc-gc enable the use of Boehm's garbage collector with
1361 the GNU Objective-C runtime.],
1362 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1363 *,objc,*:*:yes:*target-boehm-gc*)
1364 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1368 # Make sure we only build Boehm's garbage collector if required.
1369 case ,${enable_languages},:${enable_objc_gc} in
1371 # Keep target-boehm-gc if requested for Objective-C.
1374 # Otherwise remove target-boehm-gc depending on target-libjava.
1375 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1376 noconfigdirs="$noconfigdirs target-boehm-gc"
1381 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1382 # $build_configdirs and $target_configdirs.
1383 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1386 for dir in . $skipdirs $noconfigdirs ; do
1387 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1388 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1389 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1390 if test -r $srcdir/$dirname/configure ; then
1391 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1394 notsupp="$notsupp $dir"
1398 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1399 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1400 if test -r $srcdir/$dirname/configure ; then
1401 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1404 notsupp="$notsupp $dir"
1408 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1409 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1410 if test -r $srcdir/$dirname/configure ; then
1411 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1414 notsupp="$notsupp $dir"
1420 # Sometimes the tools are distributed with libiberty but with no other
1421 # libraries. In that case, we don't want to build target-libiberty.
1422 if test -n "${target_configdirs}" ; then
1424 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1425 if test "$i" != "libiberty" ; then
1426 if test -r $srcdir/$i/configure ; then
1432 if test -z "${others}" ; then
1437 # Quietly strip out all directories which aren't configurable in this tree.
1438 # This relies on all configurable subdirectories being autoconfiscated, which
1440 build_configdirs_all="$build_configdirs"
1442 for i in ${build_configdirs_all} ; do
1443 j=`echo $i | sed -e s/build-//g`
1444 if test -f ${srcdir}/$j/configure ; then
1445 build_configdirs="${build_configdirs} $i"
1449 configdirs_all="$configdirs"
1451 for i in ${configdirs_all} ; do
1452 if test -f ${srcdir}/$i/configure ; then
1453 configdirs="${configdirs} $i"
1457 target_configdirs_all="$target_configdirs"
1459 for i in ${target_configdirs_all} ; do
1460 j=`echo $i | sed -e s/target-//g`
1461 if test -f ${srcdir}/$j/configure ; then
1462 target_configdirs="${target_configdirs} $i"
1466 # Produce a warning message for the subdirs we can't configure.
1467 # This isn't especially interesting in the Cygnus tree, but in the individual
1468 # FSF releases, it's important to let people know when their machine isn't
1469 # supported by the one or two programs in a package.
1471 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1472 # If $appdirs is non-empty, at least one of those directories must still
1473 # be configured, or we error out. (E.g., if the gas release supports a
1474 # specified target in some subdirs but not the gas subdir, we shouldn't
1475 # pretend that all is well.)
1476 if test -n "$appdirs" ; then
1477 for dir in $appdirs ; do
1478 if test -r $dir/Makefile.in ; then
1479 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1483 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1489 if test -n "$appdirs" ; then
1490 echo "*** This configuration is not supported by this package." 1>&2
1494 # Okay, some application will build, or we don't care to check. Still
1495 # notify of subdirs not getting built.
1496 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1497 echo " ${notsupp}" 1>&2
1498 echo " (Any other directories should still work fine.)" 1>&2
1508 AC_ARG_WITH([build-sysroot],
1509 [ --with-build-sysroot=sysroot
1510 use sysroot as the system root during the build],
1511 [if test x"$withval" != x ; then
1512 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1514 [SYSROOT_CFLAGS_FOR_TARGET=])
1515 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1517 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1518 # the named directory are copied to $(tooldir)/sys-include.
1519 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1520 if test x${is_cross_compiler} = xno ; then
1521 echo 1>&2 '***' --with-headers is only supported when cross compiling
1524 if test x"${with_headers}" != xyes ; then
1525 case "${exec_prefixoption}" in
1527 *) x=${exec_prefix} ;;
1529 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1533 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1534 # the name directories are copied to $(tooldir)/lib. Multiple directories
1536 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1537 if test x${is_cross_compiler} = xno ; then
1538 echo 1>&2 '***' --with-libs is only supported when cross compiling
1541 if test x"${with_libs}" != xyes ; then
1542 # Copy the libraries in reverse order, so that files in the first named
1543 # library override files in subsequent libraries.
1544 case "${exec_prefixoption}" in
1546 *) x=${exec_prefix} ;;
1548 for l in ${with_libs}; do
1549 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1554 # Set with_gnu_as and with_gnu_ld as appropriate.
1556 # This is done by determining whether or not the appropriate directory
1557 # is available, and by checking whether or not specific configurations
1558 # have requested that this magic not happen.
1560 # The command line options always override the explicit settings in
1561 # configure.in, and the settings in configure.in override this magic.
1563 # If the default for a toolchain is to use GNU as and ld, and you don't
1564 # want to do that, then you should use the --without-gnu-as and
1565 # --without-gnu-ld options for the configure script.
1567 if test x${use_gnu_as} = x &&
1568 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1570 extra_host_args="$extra_host_args --with-gnu-as"
1573 if test x${use_gnu_ld} = x &&
1574 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1576 extra_host_args="$extra_host_args --with-gnu-ld"
1579 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1580 # can detect this case.
1582 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1584 extra_host_args="$extra_host_args --with-newlib"
1587 # Handle ${copy_dirs}
1588 set fnord ${copy_dirs}
1590 while test $# != 0 ; do
1591 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1594 echo Copying $1 to $2
1596 # Use the install script to create the directory and all required
1597 # parent directories.
1598 if test -d $2 ; then
1602 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1605 # Copy the directory, assuming we have tar.
1606 # FIXME: Should we use B in the second tar? Not all systems support it.
1607 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1609 # It is the responsibility of the user to correctly adjust all
1610 # symlinks. If somebody can figure out how to handle them correctly
1611 # here, feel free to add the code.
1618 # Determine a target-dependent exec_prefix that the installed
1619 # gcc will search in. Keep this list sorted by triplet, with
1620 # the *-*-osname triplets last.
1624 md_exec_prefix=/gnu/lib/gcc-lib
1626 i[34567]86-pc-msdosdjgpp*)
1627 md_exec_prefix=/dev/env/DJDIR/bin
1629 i[34567]86-*-sco3.2v5*)
1630 if test $with_gnu_as = yes; then
1631 md_exec_prefix=/usr/gnu/bin
1633 md_exec_prefix=/usr/ccs/bin/elf
1638 powerpc-*-chorusos* | \
1639 powerpc*-*-eabi* | \
1640 powerpc*-*-sysv* | \
1641 powerpc*-*-kaos* | \
1643 md_exec_prefix=/usr/ccs/bin
1648 md_exec_prefix=/usr/ccs/bin
1663 md_exec_prefix=/usr/ccs/bin
1667 extra_arflags_for_target=
1668 extra_nmflags_for_target=
1669 extra_ranlibflags_for_target=
1670 target_makefile_frag=/dev/null
1673 target_makefile_frag="config/mt-netware"
1675 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1676 target_makefile_frag="config/mt-gnu"
1678 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1679 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1680 # commands to handle both 32-bit and 64-bit objects. These flags are
1681 # harmless if we're using GNU nm or ar.
1682 extra_arflags_for_target=" -X32_64"
1683 extra_nmflags_for_target=" -B -X32_64"
1686 # ranlib from Darwin requires the -c flag to look at common symbols.
1687 extra_ranlibflags_for_target=" -c"
1689 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1690 target_makefile_frag="config/mt-wince"
1694 alphaieee_frag=/dev/null
1697 # This just makes sure to use the -mieee option to build target libs.
1698 # This should probably be set individually by each library.
1699 alphaieee_frag="config/mt-alphaieee"
1703 # If --enable-target-optspace always use -Os instead of -O2 to build
1704 # the target libraries, similarly if it is not specified, use -Os
1705 # on selected platforms.
1706 ospace_frag=/dev/null
1707 case "${enable_target_optspace}:${target}" in
1709 ospace_frag="config/mt-ospace"
1712 ospace_frag="config/mt-d30v"
1714 :m32r-* | :d10v-* | :fr30-*)
1715 ospace_frag="config/mt-ospace"
1720 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1724 # Default to using --with-stabs for certain targets.
1725 if test x${with_stabs} = x ; then
1727 mips*-*-irix[[56]]*)
1729 mips*-*-* | alpha*-*-osf*)
1731 extra_host_args="${extra_host_args} --with-stabs"
1736 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1737 # them automatically.
1740 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1744 # Some systems (e.g., one of the i386-aix systems the gas testers are
1745 # using) don't handle "\$" correctly, so don't use it here.
1746 tooldir='${exec_prefix}'/${target_alias}
1747 build_tooldir=${tooldir}
1749 # Create a .gdbinit file which runs the one in srcdir
1750 # and tells GDB to look there for source files.
1752 if test -r ${srcdir}/.gdbinit ; then
1755 *) cat > ./.gdbinit <<EOF
1759 source ${srcdir}/.gdbinit
1765 # Make sure that the compiler is able to generate an executable. If it
1766 # can't, we are probably in trouble. We don't care whether we can run the
1767 # executable--we might be using a cross compiler--we only care whether it
1768 # can be created. At this point the main configure script has set CC.
1770 echo "int main () { return 0; }" > conftest.c
1771 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1772 if test $? = 0 ; then
1773 if test -s conftest || test -s conftest.exe ; then
1779 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1780 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1787 # The Solaris /usr/ucb/cc compiler does not appear to work.
1789 sparc-sun-solaris2*)
1790 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1791 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1793 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1794 if test -d /opt/cygnus/bin ; then
1795 if test "$could_use" = "" ; then
1796 could_use="/opt/cygnus/bin"
1798 could_use="$could_use or /opt/cygnus/bin"
1801 if test "$could_use" = "" ; then
1802 echo "Warning: compilation may fail because you're using"
1803 echo "/usr/ucb/cc. You should change your PATH or CC "
1804 echo "variable and rerun configure."
1806 echo "Warning: compilation may fail because you're using"
1807 echo "/usr/ucb/cc, when you should use the C compiler from"
1808 echo "$could_use. You should change your"
1809 echo "PATH or CC variable and rerun configure."
1816 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1817 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
1818 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1821 # Record target_configdirs and the configure arguments for target and
1822 # build configuration in Makefile.
1823 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1824 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1826 # Determine whether gdb needs tk/tcl or not.
1827 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1828 # and in that case we want gdb to be built without tk. Ugh!
1829 # In fact I believe gdb is the *only* package directly dependent on tk,
1830 # so we should be able to put the 'maybe's in unconditionally and
1831 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1832 # 100% sure that that's safe though.
1834 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
1835 case "$enable_gdbtk" in
1839 GDB_TK="${gdb_tk}" ;;
1841 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1842 # distro. Eventually someone will fix this and move Insight, nee
1843 # gdbtk to a separate directory.
1844 if test -d ${srcdir}/gdb/gdbtk ; then
1851 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
1852 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
1854 # Strip out unwanted targets.
1856 # While at that, we remove Makefiles if we were started for recursive
1857 # configuration, so that the top-level Makefile reconfigures them,
1858 # like we used to do when configure itself was recursive.
1860 # Loop over modules. $extrasub must be used with care, limiting as
1861 # much as possible the usage of range addresses. That's because autoconf
1862 # splits the sed script to overcome limits in the number of commands,
1863 # and relying on carefully-timed sed passes may turn out to be very hard
1864 # to maintain later. In this particular case, you just have to be careful
1865 # not to nest @if/@endif pairs, because configure will not warn you at all.
1867 AC_ARG_ENABLE([bootstrap],
1868 [ --enable-bootstrap Enable bootstrapping [yes if native build]],,
1869 enable_bootstrap=default)
1871 # Issue errors and warnings for invalid/strange bootstrap combinations.
1872 case "$configdirs" in
1873 *gcc*) have_compiler=yes ;;
1874 *) have_compiler=no ;;
1877 case "$have_compiler:$host:$target:$enable_bootstrap" in
1880 # Default behavior. Enable bootstrap if we have a compiler
1881 # and we are in a native configuration.
1882 yes:$build:$build:default)
1883 enable_bootstrap=yes ;;
1886 enable_bootstrap=no ;;
1888 # We have a compiler and we are in a native configuration, bootstrap is ok
1889 yes:$build:$build:yes)
1892 # Other configurations, but we have a compiler. Assume the user knows
1895 AC_MSG_WARN([trying to bootstrap a cross compiler])
1898 # No compiler: if they passed --enable-bootstrap explicitly, fail
1900 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
1902 # Fail if wrong command line
1904 AC_MSG_ERROR([invalid option for --enable-bootstrap])
1908 # Adjust the toplevel makefile according to whether bootstrap was selected.
1909 case "$enable_bootstrap" in
1911 bootstrap_suffix=bootstrap ;;
1913 bootstrap_suffix=no-bootstrap ;;
1916 for module in ${build_configdirs} ; do
1917 if test -z "${no_recursion}" \
1918 && test -f ${build_subdir}/${module}/Makefile; then
1919 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1920 rm -f ${build_subdir}/${module}/Makefile
1923 /^@if build-$module\$/d
1924 /^@endif build-$module\$/d
1925 /^@if build-$module-$bootstrap_suffix\$/d
1926 /^@endif build-$module-$bootstrap_suffix\$/d"
1928 for module in ${configdirs} ; do
1929 if test -z "${no_recursion}"; then
1930 for file in stage*-${module}/Makefile ${module}/Makefile; do
1931 if test -f ${file}; then
1932 echo 1>&2 "*** removing ${file} to force reconfigure"
1939 /^@endif $module\$/d
1940 /^@if $module-$bootstrap_suffix\$/d
1941 /^@endif $module-$bootstrap_suffix\$/d"
1943 for module in ${target_configdirs} ; do
1944 if test -z "${no_recursion}" \
1945 && test -f ${target_subdir}/${module}/Makefile; then
1946 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1947 rm -f ${target_subdir}/${module}/Makefile
1950 /^@if target-$module\$/d
1951 /^@endif target-$module\$/d
1952 /^@if target-$module-$bootstrap_suffix\$/d
1953 /^@endif target-$module-$bootstrap_suffix\$/d"
1957 /^@if /,/^@endif /d"
1959 # Create the serialization dependencies. This uses a temporary file.
1961 AC_ARG_ENABLE([serial-configure],
1962 [ --enable-serial-[{host,target,build}-]configure
1963 Force sequential configuration of
1964 sub-packages for the host, target or build
1965 machine, or all sub-packages])
1967 case ${enable_serial_configure} in
1969 enable_serial_build_configure=yes
1970 enable_serial_host_configure=yes
1971 enable_serial_target_configure=yes
1975 # These force 'configure's to be done one at a time, to avoid problems
1976 # with contention over a shared config.cache.
1978 echo '# serdep.tmp' > serdep.tmp
1980 test "x${enable_serial_build_configure}" = xyes &&
1981 for item in ${build_configdirs} ; do
1984 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1989 test "x${enable_serial_host_configure}" = xyes &&
1990 for item in ${configdirs} ; do
1993 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1998 test "x${enable_serial_target_configure}" = xyes &&
1999 for item in ${target_configdirs} ; do
2002 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2006 serialization_dependencies=serdep.tmp
2007 AC_SUBST_FILE(serialization_dependencies)
2009 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2010 # target and nonopt. These are the ones we might not want to pass
2011 # down to subconfigures. Also strip program-prefix, program-suffix,
2012 # and program-transform-name, so that we can pass down a consistent
2013 # program-transform-name. If autoconf has put single quotes around
2014 # any of these arguments (because they contain shell metacharacters)
2015 # then this will fail; in practice this only happens for
2016 # --program-transform-name, so be sure to override --program-transform-name
2017 # at the end of the argument list.
2018 # These will be expanded by make, so quote '$'.
2019 cat <<\EOF_SED > conftestsed
2021 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
2022 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
2023 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
2024 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
2025 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
2026 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
2027 s/ -cache-file[[= ]][[^ ]]*//g
2028 s/ -srcdir[[= ]][[^ ]]*//g
2029 s/ -host[[= ]][[^ ]]*//g
2030 s/ -build[[= ]][[^ ]]*//g
2031 s/ -target[[= ]][[^ ]]*//g
2032 s/ -program-prefix[[= ]][[^ ]]*//g
2033 s/ -program-suffix[[= ]][[^ ]]*//g
2034 s/ -program-transform-name[[= ]][[^ ]]*//g
2035 s/ [[^' -][^ ]*] / /
2039 sed -f conftestsed <<EOF_SED > conftestsed.out
2040 ${ac_configure_args}
2042 baseargs=`cat conftestsed.out`
2043 rm -f conftestsed conftestsed.out
2045 # Add in --program-transform-name, after --program-prefix and
2046 # --program-suffix have been applied to it. Autoconf has already
2047 # doubled dollar signs and backslashes in program_transform_name; we want
2048 # the backslashes un-doubled, and then the entire thing wrapped in single
2049 # quotes, because this will be expanded first by make and then by the shell.
2050 # Also, because we want to override the logic in subdir configure scripts to
2051 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2052 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2053 ${program_transform_name}
2055 gcc_transform_name=`cat conftestsed.out`
2056 rm -f conftestsed.out
2057 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2059 # For the build-side libraries, we just need to pretend we're native,
2060 # and not use the same cache file. Multilibs are neither needed nor
2062 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} --target=${target_alias} ${baseargs}"
2064 # For host modules, accept cache file option, or specification as blank.
2065 case "${cache_file}" in
2067 cache_file_option="" ;;
2068 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2069 cache_file_option="--cache-file=${cache_file}" ;;
2071 cache_file_option="--cache-file=../${cache_file}" ;;
2074 # Host dirs don't like to share a cache file either, horribly enough.
2075 # This seems to be due to autoconf 2.5x stupidity.
2076 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
2078 target_configargs=${baseargs}
2080 # Passing a --with-cross-host argument lets the target libraries know
2081 # whether they are being built with a cross-compiler or being built
2082 # native. However, it would be better to use other mechanisms to make the
2083 # sorts of decisions they want to make on this basis. Please consider
2084 # this option to be deprecated. FIXME.
2085 if test x${is_cross_compiler} = xyes ; then
2086 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
2089 # Default to --enable-multilib.
2090 if test x${enable_multilib} = x ; then
2091 target_configargs="--enable-multilib ${target_configargs}"
2094 # Pass --with-newlib if appropriate. Note that target_configdirs has
2095 # changed from the earlier setting of with_newlib.
2096 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2097 target_configargs="--with-newlib ${target_configargs}"
2100 # Different target subdirs use different values of certain variables
2101 # (notably CXX). Worse, multilibs use *lots* of different values.
2102 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2103 # it doesn't automatically accept command-line overrides of them.
2104 # This means it's not safe for target subdirs to share a cache file,
2105 # which is disgusting, but there you have it. Hopefully this can be
2106 # fixed in future. It's still worthwhile to use a cache file for each
2107 # directory. I think.
2109 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2110 # We need to pass --target, as newer autoconf's requires consistency
2111 # for target_alias and gcc doesn't manage it consistently.
2112 target_configargs="--cache-file=./config.cache --build=${build_alias} --host=${target_alias} --target=${target_alias} ${target_configargs}"
2115 case " $target_configdirs " in
2117 case " $target_configargs " in
2118 *" --with-newlib "*)
2121 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 $$s/winsup/w32api/include' ;;
2124 # If we're not building GCC, don't discard standard headers.
2125 if test -d ${srcdir}/gcc; then
2126 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2128 if test "${build}" != "${host}"; then
2129 # On Canadian crosses, CC_FOR_TARGET will have already been set
2130 # by `configure', so we won't have an opportunity to add -Bgcc/
2131 # to it. This is right: we don't want to search that directory
2132 # for binaries, but we want the header files in there, so add
2134 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2136 # Someone might think of using the pre-installed headers on
2137 # Canadian crosses, in case the installed compiler is not fully
2138 # compatible with the compiler being built. In this case, it
2139 # would be better to flag an error than risking having
2140 # incompatible object files being constructed. We can't
2141 # guarantee that an error will be flagged, but let's hope the
2142 # compiler will do it, when presented with incompatible header
2147 case "${target}-${is_cross_compiler}" in
2148 i[[3456789]]86-*-linux*-no)
2149 # Here host == target, so we don't need to build gcc,
2150 # so we don't want to discard standard headers.
2151 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2154 # If we're building newlib, use its generic headers last, but search
2155 # for any libc-related directories first (so make it the last -B
2157 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2166 # Can't be handled as Cygwin above since Mingw does not use newlib.
2167 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include' ;;
2170 # Allow the user to override the flags for
2171 # our build compiler if desired.
2172 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2174 # On Canadian crosses, we'll be searching the right directories for
2175 # the previously-installed cross compiler, so don't bother to add
2176 # flags for directories within the install tree of the compiler
2177 # being built; programs in there won't even run.
2178 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2179 # Search for pre-installed headers if nothing else fits.
2180 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2183 if test "x${use_gnu_ld}" = x &&
2184 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2185 # Arrange for us to find uninstalled linker scripts.
2186 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2189 # Search for other target-specific linker scripts and such.
2192 if test -d ${srcdir}/libgloss/m32c; then
2193 # This is for crt0.o
2194 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/m32c'
2195 # This is for r8c.ld
2196 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/m32c'
2197 # This is for libnosys.a
2198 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2203 # Makefile fragments.
2204 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2206 eval fragval=\$$frag
2207 if test $fragval != /dev/null; then
2208 eval $frag=${srcdir}/$fragval
2211 AC_SUBST_FILE(host_makefile_frag)
2212 AC_SUBST_FILE(target_makefile_frag)
2213 AC_SUBST_FILE(alphaieee_frag)
2214 AC_SUBST_FILE(ospace_frag)
2216 # Miscellanea: directories, flags, etc.
2217 AC_SUBST(RPATH_ENVVAR)
2219 AC_SUBST(build_tooldir)
2220 AC_SUBST(CONFIGURE_GDB_TK)
2222 AC_SUBST(INSTALL_GDB_TK)
2224 # Build module lists & subconfigure args.
2225 AC_SUBST(build_configargs)
2226 AC_SUBST(build_configdirs)
2228 # Host module lists & subconfigure args.
2229 AC_SUBST(host_configargs)
2230 AC_SUBST(configdirs)
2232 # Target module lists & subconfigure args.
2233 AC_SUBST(target_configargs)
2237 AC_SUBST(CC_FOR_BUILD)
2238 AC_SUBST(config_shell)
2240 # Generate default definitions for YACC, M4, LEX and other programs that run
2241 # on the build machine. These are used if the Makefile can't locate these
2242 # programs in objdir.
2243 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
2245 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
2246 case " $build_configdirs " in
2247 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
2248 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
2251 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
2252 case " $build_configdirs " in
2253 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
2256 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
2257 case " $build_configdirs " in
2258 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
2261 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
2262 case " $build_configdirs " in
2263 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2264 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
2267 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
2268 case " $build_configdirs " in
2269 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2272 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
2273 case " $build_configdirs " in
2274 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
2277 # For an installed makeinfo, we require it to be from texinfo 4.4 or
2278 # higher, else we use the "missing" dummy.
2279 if ${MAKEINFO} --version \
2280 | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.[4-9]|[5-9])' >/dev/null 2>&1; then
2283 MAKEINFO="$MISSING makeinfo"
2289 # FIXME: expect and dejagnu may become build tools?
2291 AC_CHECK_PROGS(EXPECT, expect, expect)
2292 case " $configdirs " in
2294 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
2298 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
2299 case " $configdirs " in
2301 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
2307 NCN_STRICT_CHECK_TOOLS(AR, ar)
2308 NCN_STRICT_CHECK_TOOLS(AS, as)
2309 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2310 NCN_STRICT_CHECK_TOOLS(LD, ld)
2311 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
2312 NCN_STRICT_CHECK_TOOLS(NM, nm)
2313 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2314 NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
2315 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2316 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2317 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
2321 AC_SUBST(CFLAGS_FOR_BUILD)
2325 AC_ARG_WITH([build-time-tools],
2326 [ --with-build-time-tools=path
2327 use given path to find target tools during the build],
2328 [case x"$withval" in
2331 with_build_time_tools=
2332 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
2335 [with_build_time_tools=])
2337 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2338 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2339 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2340 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2341 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2343 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
2344 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
2345 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2346 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
2347 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
2348 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
2349 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
2350 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2351 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
2352 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2354 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2356 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
2357 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
2358 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2359 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
2360 [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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2362 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
2363 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2365 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
2366 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2367 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
2368 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
2369 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
2370 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
2371 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
2372 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
2373 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
2374 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
2375 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
2376 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
2377 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
2379 AC_SUBST(FLAGS_FOR_TARGET)
2380 AC_SUBST(RAW_CXX_FOR_TARGET)
2382 # Certain tools may need extra flags.
2383 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2384 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2385 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2387 # When building target libraries, except in a Canadian cross, we use
2388 # the same toolchain as the compiler we just built.
2389 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
2390 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
2391 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
2392 if test $host = $build; then
2393 case " $configdirs " in
2395 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
2396 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
2397 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
2402 AC_SUBST(COMPILER_AS_FOR_TARGET)
2403 AC_SUBST(COMPILER_LD_FOR_TARGET)
2404 AC_SUBST(COMPILER_NM_FOR_TARGET)
2406 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2407 AC_ARG_ENABLE(maintainer-mode,
2408 [ --enable-maintainer-mode enable make rules and dependencies not useful
2409 (and sometimes confusing) to the casual installer],
2410 USE_MAINTAINER_MODE=$enableval,
2411 USE_MAINTAINER_MODE=no)
2412 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2413 AC_SUBST(MAINTAINER_MODE_TRUE)
2414 AC_SUBST(MAINTAINER_MODE_FALSE)
2415 if test "$USE_MAINTAINER_MODE" = yes; then
2416 MAINTAINER_MODE_TRUE=
2417 MAINTAINER_MODE_FALSE='#'
2419 MAINTAINER_MODE_TRUE='#'
2420 MAINTAINER_MODE_FALSE=
2422 MAINT=$MAINTAINER_MODE_TRUE
2425 # ---------------------
2426 # GCC bootstrap support
2427 # ---------------------
2429 # Stage specific cflags for build.
2434 yes) stage1_cflags="-g -Wa,-J" ;;
2435 *) stage1_cflags="-g -J" ;;
2438 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2439 # sources; use -no-cpp-precomp to get to GNU cpp.
2440 # Apple's GCC has bugs in designated initializer handling, so disable
2442 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2446 # LLVM LOCAL begin - LLVM uses inlined functions
2448 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
2449 if test "$GCC" = yes; then
2450 saved_CFLAGS="$CFLAGS"
2452 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
2453 CFLAGS="$CFLAGS -fkeep-inline-functions"
2454 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
2456 #if (__GNUC__ < 3) \
2457 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
2458 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
2459 #error http://gcc.gnu.org/PR29382
2462 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
2463 [AC_MSG_RESULT([no])])
2465 CFLAGS="$saved_CFLAGS"
2468 # LLVM LOCAL end - LLVM uses inlined functions.
2470 AC_SUBST(stage1_cflags)
2472 # Enable --enable-checking in stage1 of the compiler.
2473 AC_ARG_ENABLE(stage1-checking,
2474 [ --enable-stage1-checking[=all] choose additional checking for stage1
2476 [stage1_checking=--enable-checking=${enable_stage1_checking}],
2477 [if test "x$enable_checking" = xno; then
2478 stage1_checking=--enable-checking
2480 stage1_checking=--enable-checking${enable_checking+=}$enable_checking
2482 AC_SUBST(stage1_checking)
2484 # Enable -Werror in bootstrap stage2 and later.
2485 AC_ARG_ENABLE(werror,
2486 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2487 [if test -d gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
2492 case ${enable_werror} in
2493 yes) stage2_werror_flag="--enable-werror-always" ;;
2494 *) stage2_werror_flag="" ;;
2496 AC_SUBST(stage2_werror_flag)
2498 # Flags needed to enable html installing and building
2499 AC_ARG_WITH(datarootdir,
2500 [ --with-datarootdir Use datarootdir as the data root directory.],
2501 [datarootdir="\${prefix}/${withval}"],
2502 [datarootdir="\${prefix}/share"])
2505 [ --with-docdir Install documentation in this directory.],
2506 [docdir="\${prefix}/${withval}"],
2507 [docdir="\${datarootdir}/doc"])
2509 AC_ARG_WITH(htmldir,
2510 [ --with-htmldir Install html in this directory.],
2511 [htmldir="\${prefix}/${withval}"],
2512 [htmldir="\${docdir}"])
2514 AC_SUBST(datarootdir)