1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
2 # 1999, 2000, 2001, 2002, 2003, 2004 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 ##############################################################################
19 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
21 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 # Set srcdir to "." if that's what it is.
84 # This is important for multilib support.
86 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
87 if test "${pwd}" = "${srcpwd}" ; then
94 # Define the trigger file to make sure configure will re-run whenever
95 # the gcc version number changes.
96 if test "${with_gcc_version_trigger+set}" = set ; then
97 gcc_version_trigger="$with_gcc_version_trigger"
98 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
100 # If gcc's sources are available, define the trigger file.
101 if test -f ${topsrcdir}/gcc/version.c ; then
102 gcc_version_trigger=${topsrcdir}/gcc/version.c
103 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
104 case "$ac_configure_args" in
105 *--with-gcc-version-trigger=$gcc_version_trigger* )
108 # Add to all subconfigure arguments: build, host, and target.
109 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
115 ### To add a new directory to the tree, first choose whether it is a target
116 ### or a host dependent tool. Then put it into the appropriate list
117 ### (library or tools, host or target), doing a dependency sort.
119 # Subdirs will be configured in the order listed in build_configdirs,
120 # configdirs, or target_configdirs; see the serialization section below.
122 # Dependency sorting is only needed when *configuration* must be done in
123 # a particular order. In all cases a dependency should be specified in
124 # the Makefile, whether or not it's implicitly specified here.
126 # Double entries in build_configdirs, configdirs, or target_configdirs may
127 # cause circular dependencies and break everything horribly.
129 # these library is used by various programs built for the build
132 build_libs="build-libiberty"
134 # these tools are built for the build environment
135 build_tools="build-texinfo build-byacc build-flex build-bison build-m4"
137 # these libraries are used by various programs built for the host environment
139 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl tix libgui zlib libbanshee libcpp"
141 # these tools are built for the host environment
142 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
143 # know that we are building the simulator.
144 # binutils, gas and ld appear in that order because it makes sense to run
145 # "make check" in that particular order.
146 host_tools="texinfo byacc flex bison binutils gas ld gcc sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
148 # libgcj represents the runtime libraries only used by gcj.
149 libgcj="target-libffi \
155 # these libraries are built for the target environment, and are built after
156 # the host libraries and the host tools (which may be a cross compiler)
158 target_libraries="target-libiberty \
161 target-libstdc++-v3 \
168 # these tools are built using the target libraries, and are intended to
169 # run only in the target environment
171 # note: any program that *uses* libraries that are in the "target_libraries"
172 # list belongs in this list. those programs are also very likely
173 # candidates for the "native_only" list which follows
175 target_tools="target-examples target-groff target-gperf target-rda"
177 ################################################################################
179 ## All tools belong in one of the four categories, and are assigned above
180 ## We assign ${configdirs} this way to remove all embedded newlines. This
181 ## is important because configure will choke if they ever get through.
182 ## ${configdirs} is directories we build using the host tools.
183 ## ${target_configdirs} is directories we build using the target tools.
184 configdirs=`echo ${host_libs} ${host_tools}`
185 target_configdirs=`echo ${target_libraries} ${target_tools}`
187 # Only make build modules if build != host.
188 if test ${host_alias} != ${build_alias} ; then
189 build_configdirs=`echo ${build_libs} ${build_tools}`
192 ################################################################################
194 srcname="gnu development package"
196 # This gets set non-empty for some net releases of packages.
199 # Define is_cross_compiler to save on calls to 'test'.
201 if test x"${host}" = x"${target}" ; then
204 is_cross_compiler=yes
207 # Find the build and target subdir names.
210 # Skipdirs are removed silently.
212 # Noconfigdirs are removed loudly.
216 # Make sure we don't let GNU ld be added if we didn't want it.
217 if test x$with_gnu_ld = xno ; then
219 noconfigdirs="$noconfigdirs ld"
223 # Make sure we don't let GNU as be added if we didn't want it.
224 if test x$with_gnu_as = xno ; then
226 noconfigdirs="$noconfigdirs gas"
229 # some tools are so dependent upon X11 that if we're not building with X,
230 # it's not even worth trying to configure, much less build, that tool.
233 yes | "") ;; # the default value for this tree is that X11 is available
235 skipdirs="${skipdirs} tk tix itcl libgui"
236 # We won't be able to build gdbtk without X.
239 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
242 # Some tools are only suitable for building in a "native" situation.
243 # Remove these if host!=target.
244 native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff gprof target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
246 # Similarly, some are only suitable for cross toolchains.
247 # Remove these if host=target.
248 cross_only="target-libgloss target-newlib target-opcodes"
250 case $is_cross_compiler in
251 no) skipdirs="${skipdirs} ${cross_only}" ;;
252 yes) skipdirs="${skipdirs} ${native_only}" ;;
255 # If both --with-headers and --with-libs are specified, default to
257 if test x"${with_headers}" != x && test x"${with_headers} != xno \
258 && test x"${with_libs}" != x && test x"${with_libs} != xno ; then
259 if test x"${with_newlib}" = x ; then
264 # Recognize --with-newlib/--without-newlib.
265 case ${with_newlib} in
266 no) skipdirs="${skipdirs} target-newlib" ;;
267 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
270 # Configure extra directories which are host specific
274 configdirs="$configdirs libtermcap" ;;
277 # Remove more programs from consideration, based on the host or
278 # target this usually means that a port of the program doesn't
283 noconfigdirs="$noconfigdirs byacc"
285 i[[3456789]]86-*-vsta)
286 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext"
288 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
289 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi"
291 i[[3456789]]86-*-mingw32*)
292 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv"
293 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
295 i[[3456789]]86-*-beos*)
296 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
299 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
302 noconfigdirs="$noconfigdirs rcs"
305 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv"
308 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
311 noconfigdirs="$noconfigdirs tk itcl tix libgui"
315 AC_ARG_WITH(libbanshee,
316 [ --without-libbanshee Don't build with libbanshee])
317 case ${with_libbanshee} in
319 noconfigdirs="$noconfigdirs libbanshee" ;;
324 AC_MSG_ERROR([--with-libbanshee can only be empty, "yes" or "no" (empty defaults to "yes".])
327 AC_ARG_ENABLE(libada,
328 [ --enable-libada Builds libada directory],
329 ENABLE_LIBADA=$enableval,
331 if test "${ENABLE_LIBADA}" != "yes" ; then
332 noconfigdirs="$noconfigdirs target-libada"
333 noconfigdirs="$noconfigdirs gnattools"
336 # Save it here so that, even in case of --enable-libgcj, if the Java
337 # front-end isn't enabled, we still get libgcj disabled.
339 case $enable_libgcj in
341 # If we reset it here, it won't get added to noconfigdirs in the
342 # target-specific build rules, so it will be forcibly enabled
343 # (unless the Java language itself isn't enabled).
347 # Make sure we get it printed in the list of not supported target libs.
348 noconfigdirs="$noconfigdirs ${libgcj}"
353 # Allow --disable-libmudflap to exclude target-libmudflap
354 case $enable_libmudflap in
358 noconfigdirs="$noconfigdirs target-libmudflap"
362 *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu)
363 # Enable libmudflap by default in GNU and friends.
366 # Enable libmudflap by default in FreeBSD.
369 # Disable it by default everywhere else.
370 noconfigdirs="$noconfigdirs target-libmudflap"
378 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
381 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
382 noconfigdirs="$noconfigdirs target-libobjc"
385 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
386 noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
388 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
389 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
391 *-*-freebsd* | *-*-kfreebsd*-gnu)
392 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
393 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
394 && test -f /usr/local/include/gmp.h; then
398 # Skip some stuff that's unsupported on some FreeBSD configurations.
403 noconfigdirs="$noconfigdirs ${libgcj}"
408 # Remove unsupported stuff on all kaOS configurations.
409 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
410 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
411 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
412 noconfigdirs="$noconfigdirs target-libgloss"
415 # Skip some stuff on all NetBSD configurations.
416 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
418 # Skip some stuff that's unsupported on some NetBSD configurations.
420 i*86-*-netbsdelf*) ;;
421 arm*-*-netbsdelf*) ;;
423 noconfigdirs="$noconfigdirs ${libgcj}"
428 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
431 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
434 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
437 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
440 # ld works, but does not support shared libraries.
441 # newlib is not 64 bit ready. I'm not sure about fileutils.
442 # gas doesn't generate exception information.
443 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
446 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
449 # newlib is not 64 bit ready
450 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
453 # newlib is not 64 bit ready
454 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
457 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
460 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
462 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
463 noconfigdirs="$noconfigdirs ${libgcj}"
464 noconfigdirs="$noconfigdirs target-examples"
465 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
466 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
467 noconfigdirs="$noconfigdirs expect dejagnu"
468 # the C++ libraries don't build on top of CE's C libraries
469 noconfigdirs="$noconfigdirs target-libstdc++-v3"
470 noconfigdirs="$noconfigdirs target-newlib"
472 *-*-cygwin*) ;; # keep gdb and readline
473 *) noconfigdirs="$noconfigdirs gdb readline"
478 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
480 arm-*-coff | strongarm-*-coff | xscale-*-coff)
481 noconfigdirs="$noconfigdirs ${libgcj}"
483 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
484 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
487 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
490 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
493 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
496 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
499 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
502 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
505 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
508 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
511 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
513 c54x*-*-* | tic54x-*-*)
514 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
517 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
520 noconfigdirs="$noconfigdirs target-libgloss target-libstdc++-v3 target-mudflap ${libgcj}"
523 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
526 noconfigdirs="$noconfigdirs ${libgcj} gdb"
529 noconfigdirs="$noconfigdirs ${libgcj} gdb"
532 noconfigdirs="$noconfigdirs ${libgcj}"
535 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
538 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
540 hppa*64*-*-linux* | parisc*64*-*-linux*)
541 # In this case, it's because the hppa64-linux target is for
542 # the kernel only at this point and has no libc, and thus no
543 # headers, crt*.o, etc., all of which are needed by these.
544 noconfigdirs="$noconfigdirs target-zlib"
547 parisc*-*-linux* | hppa*-*-linux* | \
551 noconfigdirs="$noconfigdirs ${libgcj}"
552 # Do configure ld/binutils/gas for this case.
555 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
556 # build on HP-UX 10.20.
557 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
560 noconfigdirs="$noconfigdirs ${libgcj} gdb"
563 # No gdb support yet.
564 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
567 # No gdb or ld support yet.
568 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
570 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
571 noconfigdirs="$noconfigdirs ${libgcj}"
573 i[[3456789]]86-*-linux*)
574 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
575 # not build java stuff by default.
578 noconfigdirs="$noconfigdirs ${libgcj}";;
581 # This section makes it possible to build newlib natively on linux.
582 # If we are using a cross compiler then don't configure newlib.
583 if test x${is_cross_compiler} != xno ; then
584 noconfigdirs="$noconfigdirs target-newlib"
586 noconfigdirs="$noconfigdirs target-libgloss"
587 # If we are not using a cross compiler, do configure newlib.
588 # Note however, that newlib will only be configured in this situation
589 # if the --with-newlib option has been given, because otherwise
590 # 'target-newlib' will appear in skipdirs.
592 i[[3456789]]86-*-mingw32*)
593 target_configdirs="$target_configdirs target-mingw"
594 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
596 # Can't build gdb for mingw32 if not native.
598 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
599 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
604 target_configdirs="$target_configdirs target-libtermcap target-winsup"
605 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
606 # always build newlib if winsup directory is present.
607 if test -d "$srcdir/winsup"
609 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
611 echo "Warning: winsup is missing so newlib can't be built."
614 # Can't build gdb for Cygwin if not native.
616 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
617 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
622 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
624 i[[3456789]]86-*-sco3.2v5*)
625 # The linker does not yet know about weak symbols in COFF,
626 # and is not configured to handle mixed ELF and COFF.
627 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
629 i[[3456789]]86-*-sco*)
630 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
632 i[[3456789]]86-*-solaris2*)
633 noconfigdirs="$noconfigdirs target-libgloss"
635 i[[3456789]]86-*-sysv4*)
636 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
638 i[[3456789]]86-*-beos*)
639 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
642 noconfigdirs="$noconfigdirs ${libgcj}"
644 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
645 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
648 noconfigdirs="$noconfigdirs ${libgcj}"
651 noconfigdirs="$noconfigdirs ${libgcj}"
654 # The EPOC C++ environment does not support exceptions or rtti,
655 # and so building libstdc++-v3 tends not to always work.
656 noconfigdirs="$noconfigdirs target-libstdc++-v3"
659 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
662 noconfigdirs="$noconfigdirs ${libgcj}"
665 noconfigdirs="$noconfigdirs ${libgcj}"
668 # copied from rs6000-*-* entry
669 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
671 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
672 target_configdirs="$target_configdirs target-winsup"
673 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
674 # always build newlib.
675 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
677 # This is temporary until we can link against shared libraries
678 powerpcle-*-solaris*)
679 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
682 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
685 noconfigdirs="$noconfigdirs ${libgcj}"
688 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
691 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
694 noconfigdirs="$noconfigdirs gprof ${libgcj}"
697 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
700 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
703 # Linking libjava exceeds command-line length limits on at least
704 # IRIX 6.2, but not on IRIX 6.5.
705 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
706 # <oldham@codesourcery.com>
707 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
710 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
713 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
716 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
719 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
722 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
725 noconfigdirs="$noconfigdirs gprof ${libgcj}"
728 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
732 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
733 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
734 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
735 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
737 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
740 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
743 noconfigdirs="$noconfigdirs ${libgcj}"
746 noconfigdirs="$noconfigdirs ${libgcj}"
749 noconfigdirs="$noconfigdirs ${libgcj}"
752 noconfigdirs="$noconfigdirs ${libgcj}"
753 if test x${is_cross_compiler} != xno ; then
754 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
759 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
762 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
765 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
768 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
771 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
774 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
777 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
780 noconfigdirs="$noconfigdirs ${libgcj}"
783 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
786 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
789 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
792 noconfigdirs="$noconfigdirs ${libgcj}"
796 # If we aren't building newlib, then don't build libgloss, since libgloss
797 # depends upon some newlib header files.
798 case "${noconfigdirs}" in
799 *target-libgloss*) ;;
800 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
803 # Work in distributions that contain no compiler tools, like Autoconf.
805 host_makefile_frag=/dev/null
806 if test -d ${srcdir}/config ; then
809 # Avoid "too much defining" errors from HPUX compiler.
810 tentative_cc="cc -Wp,-H256000"
811 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
812 # If it's HP/UX ar, this should be harmless.
816 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
819 #None of the Apollo compilers can compile gas or binutils. The preprocessor
820 # chokes on bfd, the compiler won't let you assign integers to enums, and
821 # other problems. Defining CC to gcc is a questionable way to say "don't use
822 # the apollo compiler" (the preferred version of GCC could be called cc,
823 # or whatever), but I'm not sure leaving CC as cc is any better...
824 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
825 # Used to have BISON=yacc.
829 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
832 # Under CX/UX, we want to tell the compiler to use ANSI mode.
833 tentative_cc="cc -Xa"
834 host_makefile_frag="config/mh-cxux"
839 tentative_cc="cc -Wf,-XNg1000"
840 host_makefile_frag="config/mh-decstation"
843 # The C compiler on NEC MIPS SVR4 needs bigger tables.
844 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
845 host_makefile_frag="config/mh-necv4"
848 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
849 # environment. Also bump switch table size so that cp-parse will
850 # compile. Bump string length limit so linker builds.
851 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
854 host_makefile_frag="config/mh-sysv4"
857 # This is for a MIPS running RISC/os 4.52C.
859 # This is needed for GDB, but needs to be in the top-level make because
860 # if a library is compiled with the bsd headers and gets linked with the
861 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
863 # ptrace(2) apparently has problems in the BSD environment. No workaround is
864 # known except to select the sysv environment. Could we use /proc instead?
865 # These "sysv environments" and "bsd environments" often end up being a pain.
867 # This is not part of CFLAGS because perhaps not all C compilers have this
869 tentative_cc="cc -systype sysv"
874 i[[3456789]]86-*-sysv5*)
875 host_makefile_frag="config/mh-sysv5"
877 i[[3456789]]86-*-dgux*)
878 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
879 host_makefile_frag="config/mh-dgux386"
881 i[[3456789]]86-ncr-sysv4.3*)
882 # The MetaWare compiler will generate a copyright message unless you
883 # turn it off by adding the -Hnocopyr flag.
884 tentative_cc="cc -Hnocopyr"
886 i[[3456789]]86-ncr-sysv4*)
887 # for an NCR 3000 (i486/SVR4) system.
888 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
889 # This compiler not only emits obnoxious copyright messages every time
890 # you run it, but it chokes and dies on a whole bunch of GNU source
891 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
892 tentative_cc="/usr/ccs/ATT/cc"
893 host_makefile_frag="config/mh-ncr3000"
895 i[[3456789]]86-*-sco3.2v5*)
897 i[[3456789]]86-*-sco*)
898 # The native C compiler botches some simple uses of const. Unfortunately,
899 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
900 tentative_cc="cc -Dconst="
901 host_makefile_frag="config/mh-sco"
903 i[[3456789]]86-*-udk*)
904 host_makefile_frag="config/mh-sysv5"
906 i[[3456789]]86-*-solaris2*)
907 host_makefile_frag="config/mh-sysv4"
909 i[[3456789]]86-*-msdosdjgpp*)
910 host_makefile_frag="config/mh-djgpp"
913 host_makefile_frag="config/mh-cygwin"
916 host_makefile_frag="config/mh-mingw32"
919 host_makefile_frag="config/mh-interix"
922 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
926 host_makefile_frag="config/mh-solaris"
929 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
930 # without overflowing the jump tables (-J says to use a 32 bit table)
934 tentative_cc="cc -Wp,-H256000"
937 tentative_cc="cc -Wp,-H256000"
940 # /bin/cc is less than useful for our purposes. Always use GCC
941 tentative_cc="/usr/cygnus/progressive/bin/gcc"
942 host_makefile_frag="config/mh-lynxrs6k"
945 # /bin/cc is less than useful for our purposes. Always use GCC
946 tentative_cc="/bin/gcc"
949 host_makefile_frag="config/mh-sysv4"
954 # If we aren't going to be using gcc, see if we can extract a definition
955 # of CC from the fragment.
956 # Actually, use the 'pre-extracted' version above.
957 if test -z "${CC}" && test "${build}" = "${host}" ; then
958 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
961 test -z "$dir" && dir=.
962 if test -f $dir/gcc; then
968 if test -z "${found}" && test -n "${tentative_cc}" ; then
973 if test "${build}" != "${host}" ; then
974 # If we are doing a Canadian Cross, in which the host and build systems
975 # are not the same, we set reasonable default values for the tools.
977 CC=${CC-${host_alias}-gcc}
978 CFLAGS=${CFLAGS-"-g -O2"}
979 CXX=${CXX-${host_alias}-c++}
980 CXXFLAGS=${CXXFLAGS-"-g -O2"}
981 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
982 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
983 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
984 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
985 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
986 BUILD_DIR_PREFIX=${build_subdir}
987 BUILD_PREFIX=${build_alias}-
988 BUILD_PREFIX_1=${build_alias}-
991 # Set reasonable default values for some tools even if not Canadian.
992 # Of course, these are different reasonable default values, originally
993 # specified directly in the Makefile.
994 # We don't export, so that autoconf can do its job.
995 # Note that all these settings are above the fragment inclusion point
996 # in Makefile.in, so can still be overridden by fragments.
997 # This is all going to change when we autoconfiscate...
999 CC_FOR_BUILD="\$(CC)"
1000 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1003 BUILD_PREFIX_1=loser-
1007 # We must set the default linker to the linker used by gcc for the correct
1008 # operation of libtool. If LD is not defined and we are using gcc, try to
1009 # set the LD default to the ld used by gcc.
1010 if test -z "$LD"; then
1011 if test "$GCC" = yes; then
1014 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1016 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1018 case $gcc_prog_ld in
1019 # Accept absolute paths.
1020 [[\\/]* | [A-Za-z]:[\\/]*)]
1021 LD="$gcc_prog_ld" ;;
1027 CFLAGS=${CFLAGS-"-g"}
1028 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1032 ACX_PROG_CMP_IGNORE_INITIAL
1038 # Specify a location for gmp
1039 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1041 if test "x$with_gmp_dir" != x && test -f "$with_gmp_dir/gmp.h"; then
1042 gmpinc="-I$with_gmp_dir"
1043 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
1044 gmplibs="$with_gmp_dir/.libs/libgmp.a"
1045 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
1046 gmplibs="$with_gmp_dir/_libs/libgmp.a"
1048 # One of the later tests will catch the error if neither library is present.
1051 AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1053 if test "x$with_gmp" != x && test -d "$with_gmp"; then
1054 gmplibs="-L$with_gmp/lib -lgmp"
1055 gmpinc="-I$with_gmp/include"
1058 # Use system gmp if nothing else specified
1059 if test "x$gmplibs" = x; then
1063 saved_CFLAGS="$CFLAGS"
1064 CFLAGS="$CFLAGS $gmpinc"
1065 # Check GMP actually works
1066 AC_MSG_CHECKING([for correct version of gmp.h])
1067 AC_TRY_COMPILE([#include "gmp.h"],[
1068 #if __GNU_MP_VERSION < 3
1071 ], [AC_MSG_RESULT([yes])],
1072 [AC_MSG_RESULT([no]); have_gmp=no])
1074 if test x"$have_gmp" = xyes; then
1075 AC_MSG_CHECKING([for mpf_init in -lgmp])
1078 LIBS="$LIBS $gmplibs"
1079 AC_TRY_LINK([#include <gmp.h>], [mpf_t n; mpf_init(n);],
1080 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1082 CFLAGS="$saved_CFLAGS"
1088 # By default, C is the only stage 1 language.
1090 AC_SUBST(stage1_languages)
1092 # Figure out what language subdirectories are present.
1093 # Look if the user specified --enable-languages="..."; if not, use
1094 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1096 # NB: embedded tabs in this IF block -- do not untabify
1097 if test -d ${srcdir}/gcc; then
1098 if test x"${enable_languages+set}" != xset; then
1099 if test x"${LANGUAGES+set}" = xset; then
1100 enable_languages="${LANGUAGES}"
1101 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1103 enable_languages=all
1106 if test x"${enable_languages}" = x ||
1107 test x"${enable_languages}" = xyes;
1109 echo configure.in: --enable-languages needs at least one language argument 1>&2
1113 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1115 # First scan to see if an enabled language requires some other language.
1116 # We assume that a given config-lang.in will list all the language
1117 # front ends it requires, even if some are required indirectly.
1118 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1119 case ${lang_frag} in
1121 # The odd quoting in the next line works around
1122 # an apparent bug in bash 1.12 on linux.
1123 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1125 # From the config-lang.in, get $language, $lang_requires
1129 for other in ${lang_requires} ; do
1130 case ,${enable_languages}, in
1134 echo " \`$other' language required by \`$language'; enabling" 1>&2
1135 enable_languages="${enable_languages},${other}"
1143 new_enable_languages=c
1144 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1146 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1147 case ${lang_frag} in
1149 # The odd quoting in the next line works around
1150 # an apparent bug in bash 1.12 on linux.
1151 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1153 # From the config-lang.in, get $language, $target_libs,
1154 # $lang_dirs, $boot_language, and $build_by_default
1162 # This is quite sensitive to the ordering of the case statement arms.
1163 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1165 echo "${lang_frag} doesn't set \$language." 1>&2
1169 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1172 *,${language},*:*:*:*)
1173 # Language was explicitly selected; include it.
1177 # 'all' was selected, but this is not a default language
1178 # so do not include it.
1182 # 'all' was selected and this is a default language; include it.
1190 # Disable language that need GMP if it isn't available.
1191 if test x"$need_gmp" = xyes && test x"$have_gmp" = xno; then
1195 case $add_this_lang in
1197 # Remove language-dependent dirs.
1198 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1201 new_enable_languages="$new_enable_languages,$language"
1202 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1203 case ${boot_language} in
1205 # Add to (comma-separated) list of stage 1 languages.
1206 stage1_languages="${stage1_languages},${language}"
1215 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1216 if test "x$missing_languages" != x; then
1218 The following requested languages were not found: ${missing_languages}])
1221 if test "x$new_enable_languages" != "x$enable_languages"; then
1222 echo The following languages will be built: ${new_enable_languages}
1224 enable_languages="$new_enable_languages"
1225 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
1228 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
1229 # $target_configdirs.
1230 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1233 for dir in . $skipdirs $noconfigdirs ; do
1234 dirname=`echo $dir | sed -e s/target-//g`
1235 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1236 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1237 if test -r $srcdir/$dirname/configure ; then
1238 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1241 notsupp="$notsupp $dir"
1245 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1246 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1247 if test -r $srcdir/$dirname/configure ; then
1248 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1251 notsupp="$notsupp $dir"
1257 # Sometimes the tools are distributed with libiberty but with no other
1258 # libraries. In that case, we don't want to build target-libiberty.
1259 if test -n "${target_configdirs}" ; then
1261 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1262 if test "$i" != "libiberty" ; then
1263 if test -r $srcdir/$i/configure ; then
1269 if test -z "${others}" ; then
1274 # Quietly strip out all directories which aren't configurable in this tree.
1275 # This relies on all configurable subdirectories being autoconfiscated, which
1277 build_configdirs_all="$build_configdirs"
1279 for i in ${build_configdirs_all} ; do
1280 j=`echo $i | sed -e s/build-//g`
1281 if test -f ${srcdir}/$j/configure ; then
1282 build_configdirs="${build_configdirs} $i"
1286 configdirs_all="$configdirs"
1288 for i in ${configdirs_all} ; do
1289 if test -f ${srcdir}/$i/configure ; then
1290 configdirs="${configdirs} $i"
1294 target_configdirs_all="$target_configdirs"
1296 for i in ${target_configdirs_all} ; do
1297 j=`echo $i | sed -e s/target-//g`
1298 if test -f ${srcdir}/$j/configure ; then
1299 target_configdirs="${target_configdirs} $i"
1303 # Produce a warning message for the subdirs we can't configure.
1304 # This isn't especially interesting in the Cygnus tree, but in the individual
1305 # FSF releases, it's important to let people know when their machine isn't
1306 # supported by the one or two programs in a package.
1308 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1309 # If $appdirs is non-empty, at least one of those directories must still
1310 # be configured, or we error out. (E.g., if the gas release supports a
1311 # specified target in some subdirs but not the gas subdir, we shouldn't
1312 # pretend that all is well.)
1313 if test -n "$appdirs" ; then
1314 for dir in $appdirs ; do
1315 if test -r $dir/Makefile.in ; then
1316 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1320 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1326 if test -n "$appdirs" ; then
1327 echo "*** This configuration is not supported by this package." 1>&2
1331 # Okay, some application will build, or we don't care to check. Still
1332 # notify of subdirs not getting built.
1333 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1334 echo " ${notsupp}" 1>&2
1335 echo " (Any other directories should still work fine.)" 1>&2
1345 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1346 # the named directory are copied to $(tooldir)/sys-include.
1347 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1348 if test x${is_cross_compiler} = xno ; then
1349 echo 1>&2 '***' --with-headers is only supported when cross compiling
1352 if test x"${with_headers}" != xyes ; then
1353 case "${exec_prefixoption}" in
1355 *) x=${exec_prefix} ;;
1357 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1361 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1362 # the name directories are copied to $(tooldir)/lib. Multiple directories
1364 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1365 if test x${is_cross_compiler} = xno ; then
1366 echo 1>&2 '***' --with-libs is only supported when cross compiling
1369 if test x"${with_libs}" != xyes ; then
1370 # Copy the libraries in reverse order, so that files in the first named
1371 # library override files in subsequent libraries.
1372 case "${exec_prefixoption}" in
1374 *) x=${exec_prefix} ;;
1376 for l in ${with_libs}; do
1377 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1382 # Handle ${copy_dirs}
1383 set fnord ${copy_dirs}
1385 while test $# != 0 ; do
1386 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1389 echo Copying $1 to $2
1391 # Use the install script to create the directory and all required
1392 # parent directories.
1393 if test -d $2 ; then
1397 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1400 # Copy the directory, assuming we have tar.
1401 # FIXME: Should we use B in the second tar? Not all systems support it.
1402 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1404 # It is the responsibility of the user to correctly adjust all
1405 # symlinks. If somebody can figure out how to handle them correctly
1406 # here, feel free to add the code.
1413 extra_arflags_for_target=
1414 extra_nmflags_for_target=
1415 extra_ranlibflags_for_target=
1416 target_makefile_frag=/dev/null
1418 i[[3456789]]86-*-netware*)
1419 target_makefile_frag="config/mt-netware"
1422 target_makefile_frag="config/mt-netware"
1424 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1425 target_makefile_frag="config/mt-gnu"
1427 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1428 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1429 # commands to handle both 32-bit and 64-bit objects. These flags are
1430 # harmless if we're using GNU nm or ar.
1431 extra_arflags_for_target=" -X32_64"
1432 extra_nmflags_for_target=" -B -X32_64"
1435 # ranlib from Darwin requires the -c flag to look at common symbols.
1436 extra_ranlibflags_for_target=" -c"
1438 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1439 target_makefile_frag="config/mt-wince"
1443 alphaieee_frag=/dev/null
1446 # This just makes sure to use the -mieee option to build target libs.
1447 # This should probably be set individually by each library.
1448 alphaieee_frag="config/mt-alphaieee"
1452 # If --enable-target-optspace always use -Os instead of -O2 to build
1453 # the target libraries, similarly if it is not specified, use -Os
1454 # on selected platforms.
1455 ospace_frag=/dev/null
1456 case "${enable_target_optspace}:${target}" in
1458 ospace_frag="config/mt-ospace"
1461 ospace_frag="config/mt-d30v"
1463 :m32r-* | :d10v-* | :fr30-*)
1464 ospace_frag="config/mt-ospace"
1469 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1473 # Set with_gnu_as and with_gnu_ld as appropriate.
1475 # This is done by determining whether or not the appropriate directory
1476 # is available, and by checking whether or not specific configurations
1477 # have requested that this magic not happen.
1479 # The command line options always override the explicit settings in
1480 # configure.in, and the settings in configure.in override this magic.
1482 # If the default for a toolchain is to use GNU as and ld, and you don't
1483 # want to do that, then you should use the --without-gnu-as and
1484 # --without-gnu-ld options for the configure script.
1486 if test x${use_gnu_as} = x &&
1487 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1489 extra_host_args="$extra_host_args --with-gnu-as"
1492 if test x${use_gnu_ld} = x &&
1493 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1495 extra_host_args="$extra_host_args --with-gnu-ld"
1498 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1499 # can detect this case.
1501 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1503 extra_host_args="$extra_host_args --with-newlib"
1506 if test x${with_libbanshee} = xyes && echo " ${configdirs} " | grep " libbanshee " >/dev/null 2>&1; then
1507 extra_host_args="$extra_host_args --with-libbanshee"
1510 # Default to using --with-stabs for certain targets.
1511 if test x${with_stabs} = x ; then
1513 mips*-*-irix[[56]]*)
1515 mips*-*-* | alpha*-*-osf*)
1517 extra_host_args="${extra_host_args} --with-stabs"
1522 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1523 # them automatically.
1526 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1530 # Some systems (e.g., one of the i386-aix systems the gas testers are
1531 # using) don't handle "\$" correctly, so don't use it here.
1532 tooldir='${exec_prefix}'/${target_alias}
1533 build_tooldir=${tooldir}
1535 # Generate default definitions for YACC, M4, LEX and other programs that run
1536 # on the build machine. These are used if the Makefile can't locate these
1537 # programs in objdir.
1538 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
1539 AC_CHECK_PROGS([CONFIGURED_BISON], [bison], [$MISSING bison])
1540 AC_CHECK_PROGS([CONFIGURED_YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
1541 AC_CHECK_PROGS([CONFIGURED_M4], [gm4 gnum4 m4], [$MISSING m4])
1542 AC_CHECK_PROGS([CONFIGURED_FLEX], [flex], [$MISSING flex])
1543 AC_CHECK_PROGS([CONFIGURED_LEX], [flex lex], [$MISSING flex])
1544 AC_CHECK_PROGS([CONFIGURED_MAKEINFO], makeinfo, [$MISSING makeinfo])
1546 # Create a .gdbinit file which runs the one in srcdir
1547 # and tells GDB to look there for source files.
1549 if test -r ${srcdir}/.gdbinit ; then
1552 *) cat > ./.gdbinit <<EOF
1556 source ${srcdir}/.gdbinit
1562 # Make sure that the compiler is able to generate an executable. If it
1563 # can't, we are probably in trouble. We don't care whether we can run the
1564 # executable--we might be using a cross compiler--we only care whether it
1565 # can be created. At this point the main configure script has set CC.
1567 echo "int main () { return 0; }" > conftest.c
1568 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1569 if test $? = 0 ; then
1570 if test -s conftest || test -s conftest.exe ; then
1576 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1577 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1584 # The Solaris /usr/ucb/cc compiler does not appear to work.
1586 sparc-sun-solaris2*)
1587 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1588 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1590 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1591 if test -d /opt/cygnus/bin ; then
1592 if test "$could_use" = "" ; then
1593 could_use="/opt/cygnus/bin"
1595 could_use="$could_use or /opt/cygnus/bin"
1598 if test "$could_use" = "" ; then
1599 echo "Warning: compilation may fail because you're using"
1600 echo "/usr/ucb/cc. You should change your PATH or CC "
1601 echo "variable and rerun configure."
1603 echo "Warning: compilation may fail because you're using"
1604 echo "/usr/ucb/cc, when you should use the C compiler from"
1605 echo "$could_use. You should change your"
1606 echo "PATH or CC variable and rerun configure."
1612 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1613 # binutils tools will find libbfd.so.
1614 case "${enable_shared}" in
1615 no | "") SET_LIB_PATH= ;;
1616 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1620 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1621 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1624 # Record target_configdirs and the configure arguments for target and
1625 # build configuration in Makefile.
1626 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1627 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1629 # Determine whether gdb needs tk/tcl or not.
1630 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1631 # and in that case we want gdb to be built without tk. Ugh!
1632 # In fact I believe gdb is the *only* package directly dependent on tk,
1633 # so we should be able to put the 'maybe's in unconditionally and
1634 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1635 # 100% sure that that's safe though.
1637 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1638 case "$enable_gdbtk" in
1642 GDB_TK="${gdb_tk}" ;;
1644 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1645 # distro. Eventually someone will fix this and move Insight, nee
1646 # gdbtk to a separate directory.
1647 if test -d ${srcdir}/gdb/gdbtk ; then
1655 # Strip out unwanted targets.
1657 # While at that, we remove Makefiles if we were started for recursive
1658 # configuration, so that the top-level Makefile reconfigures them,
1659 # like we used to do when configure itself was recursive.
1661 # Loop over modules. $extrasub must be used with care, limiting as
1662 # much as possible the usage of range addresses. That's because autoconf
1663 # splits the sed script to overcome limits in the number of commands,
1664 # and relying on carefully-timed sed passes may turn out to be very hard
1665 # to maintain later. In this particular case, you just have to be careful
1666 # not to nest @if/@endif pairs, because configure will not warn you at all.
1668 AC_ARG_ENABLE([bootstrap],
1669 [ --enable-bootstrap Enable bootstrapping [no]],,
1670 enable_bootstrap=no)
1671 if test -d ${srcdir}/gcc; then
1672 case "$host:$target:$enable_bootstrap" in
1673 $build:$build:yes | *:no) ;;
1674 *:yes) AC_MSG_ERROR([cannot bootstrap a cross-compiler]) ;;
1675 *) AC_MSG_ERROR([invalid option for --enable-bootstrap]) ;;
1678 if test $enable_bootstrap = yes; then
1679 AC_MSG_ERROR([cannot bootstrap without a compiler])
1683 case "$enable_bootstrap" in
1685 default_target=bootstrap
1686 bootstrap_suffix=bootstrap ;;
1689 bootstrap_suffix=no-bootstrap ;;
1691 AC_SUBST(default_target)
1693 for module in ${build_configdirs} ; do
1694 if test -z "${no_recursion}" \
1695 && test -f ${build_subdir}/${module}/Makefile; then
1696 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1697 rm -f ${build_subdir}/${module}/Makefile
1700 /^@if build-$module\$/d
1701 /^@endif build-$module\$/d
1702 /^@if build-$module-$bootstrap_suffix\$/d
1703 /^@endif build-$module-$bootstrap_suffix\$/d"
1705 for module in ${configdirs} ; do
1706 if test -z "${no_recursion}" \
1707 && test -f ${module}/Makefile; then
1708 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1709 rm -f ${module}/Makefile
1713 /^@endif $module\$/d
1714 /^@if $module-$bootstrap_suffix\$/d
1715 /^@endif $module-$bootstrap_suffix\$/d"
1717 for module in ${target_configdirs} ; do
1718 if test -z "${no_recursion}" \
1719 && test -f ${target_subdir}/${module}/Makefile; then
1720 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1721 rm -f ${target_subdir}/${module}/Makefile
1724 /^@if target-$module\$/d
1725 /^@endif target-$module\$/d
1726 /^@if target-$module-$bootstrap_suffix\$/d
1727 /^@endif target-$module-$bootstrap_suffix\$/d"
1731 /^@if /,/^@endif /d"
1733 # Create the serialization dependencies. This uses a temporary file.
1735 AC_ARG_ENABLE([serial-configure],
1736 [ --enable-serial-[{host,target,build}-]configure
1737 Force sequential configuration of
1738 sub-packages for the host, target or build
1739 machine, or all sub-packages])
1741 case ${enable_serial_configure} in
1743 enable_serial_build_configure=yes
1744 enable_serial_host_configure=yes
1745 enable_serial_target_configure=yes
1749 # These force 'configure's to be done one at a time, to avoid problems
1750 # with contention over a shared config.cache.
1752 echo '# serdep.tmp' > serdep.tmp
1754 test "x${enable_serial_build_configure}" = xyes &&
1755 for item in ${build_configdirs} ; do
1758 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1763 test "x${enable_serial_host_configure}" = xyes &&
1764 for item in ${configdirs} ; do
1767 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1772 test "x${enable_serial_target_configure}" = xyes &&
1773 for item in ${target_configdirs} ; do
1776 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1780 serialization_dependencies=serdep.tmp
1781 AC_SUBST_FILE(serialization_dependencies)
1783 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1784 # target and nonopt. These are the ones we might not want to pass
1785 # down to subconfigures. Also strip program-prefix, program-suffix,
1786 # and program-transform-name, so that we can pass down a consistent
1787 # program-transform-name. If autoconf has put single quotes around
1788 # any of these arguments (because they contain shell metacharacters)
1789 # then this will fail; in practice this only happens for
1790 # --program-transform-name, so be sure to override --program-transform-name
1791 # at the end of the argument list.
1792 # These will be expanded by make, so quote '$'.
1793 cat <<\EOF_SED > conftestsed
1795 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1796 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1797 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1798 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1799 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1800 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1801 s/ -cache-file[[= ]][[^ ]]*//g
1802 s/ -srcdir[[= ]][[^ ]]*//g
1803 s/ -host[[= ]][[^ ]]*//g
1804 s/ -build[[= ]][[^ ]]*//g
1805 s/ -target[[= ]][[^ ]]*//g
1806 s/ -program-prefix[[= ]][[^ ]]*//g
1807 s/ -program-suffix[[= ]][[^ ]]*//g
1808 s/ -program-transform-name[[= ]][[^ ]]*//g
1809 s/ [[^' -][^ ]*] / /
1813 sed -f conftestsed <<EOF_SED > conftestsed.out
1814 ${ac_configure_args}
1816 baseargs=`cat conftestsed.out`
1817 rm -f conftestsed conftestsed.out
1819 # Add in --program-transform-name, after --program-prefix and
1820 # --program-suffix have been applied to it. Autoconf has already
1821 # doubled dollar signs and backslashes in program_transform_name; we want
1822 # the backslashes un-doubled, and then the entire thing wrapped in single
1823 # quotes, because this will be expanded first by make and then by the shell.
1824 # Also, because we want to override the logic in subdir configure scripts to
1825 # choose program_transform_name, replace any s,x,x, with s,y,y,.
1826 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1827 ${program_transform_name}
1829 gcc_transform_name=`cat conftestsed.out`
1830 rm -f conftestsed.out
1831 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1833 # For the build-side libraries, we just need to pretend we're native,
1834 # and not use the same cache file. Multilibs are neither needed nor
1836 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1838 # For host modules, accept cache file option, or specification as blank.
1839 case "${cache_file}" in
1841 cache_file_option="" ;;
1842 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1843 cache_file_option="--cache-file=${cache_file}" ;;
1845 cache_file_option="--cache-file=../${cache_file}" ;;
1848 # Host dirs don't like to share a cache file either, horribly enough.
1849 # This seems to be due to autoconf 2.5x stupidity.
1850 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1852 target_configargs=${baseargs}
1854 # Passing a --with-cross-host argument lets the target libraries know
1855 # whether they are being built with a cross-compiler or being built
1856 # native. However, it would be better to use other mechanisms to make the
1857 # sorts of decisions they want to make on this basis. Please consider
1858 # this option to be deprecated. FIXME.
1859 if test x${is_cross_compiler} = xyes ; then
1860 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1863 # Default to --enable-multilib.
1864 if test x${enable_multilib} = x ; then
1865 target_configargs="--enable-multilib ${target_configargs}"
1868 # Pass --with-newlib if appropriate. Note that target_configdirs has
1869 # changed from the earlier setting of with_newlib.
1870 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1871 target_configargs="--with-newlib ${target_configargs}"
1874 # Different target subdirs use different values of certain variables
1875 # (notably CXX). Worse, multilibs use *lots* of different values.
1876 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
1877 # it doesn't automatically accept command-line overrides of them.
1878 # This means it's not safe for target subdirs to share a cache file,
1879 # which is disgusting, but there you have it. Hopefully this can be
1880 # fixed in future. It's still worthwhile to use a cache file for each
1881 # directory. I think.
1883 # Pass the appropriate --host, --build, and --cache-file arguments.
1884 target_configargs="--cache-file=./config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1886 # provide a proper gxx_include_dir.
1887 # Note, if you change the default, make sure to fix both here and in
1888 # the gcc and libstdc++-v3 subdirectories.
1889 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1890 case "${with_gxx_include_dir}" in
1892 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1895 case "${enable_version_specific_runtime_libs}" in
1896 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1898 . ${srcdir}/config.if
1899 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1901 *) gxx_include_dir=${with_gxx_include_dir} ;;
1905 case " $target_configdirs " in
1907 case " $target_configargs " in
1908 *" --with-newlib "*)
1911 FLAGS_FOR_TARGET=$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' ;;
1914 # If we're not building GCC, don't discard standard headers.
1915 if test -d ${srcdir}/gcc; then
1916 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1918 if test "${build}" != "${host}"; then
1919 # On Canadian crosses, CC_FOR_TARGET will have already been set
1920 # by `configure', so we won't have an opportunity to add -Bgcc/
1921 # to it. This is right: we don't want to search that directory
1922 # for binaries, but we want the header files in there, so add
1924 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1926 # Someone might think of using the pre-installed headers on
1927 # Canadian crosses, in case the installed compiler is not fully
1928 # compatible with the compiler being built. In this case, it
1929 # would be better to flag an error than risking having
1930 # incompatible object files being constructed. We can't
1931 # guarantee that an error will be flagged, but let's hope the
1932 # compiler will do it, when presented with incompatible header
1937 case "${target}-${is_cross_compiler}" in
1938 i[[3456789]]86-*-linux*-no)
1939 # Here host == target, so we don't need to build gcc,
1940 # so we don't want to discard standard headers.
1941 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1944 # If we're building newlib, use its generic headers last, but search
1945 # for any libc-related directories first (so make it the last -B
1947 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1955 # Allow the user to override the flags for
1956 # our build compiler if desired.
1957 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
1959 # On Canadian crosses, we'll be searching the right directories for
1960 # the previously-installed cross compiler, so don't bother to add
1961 # flags for directories within the install tree of the compiler
1962 # being built; programs in there won't even run.
1963 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1964 # Search for pre-installed headers if nothing else fits.
1965 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
1968 if test "x${use_gnu_ld}" = x &&
1969 echo " ${configdirs} " | grep " ld " > /dev/null ; then
1970 # Arrange for us to find uninstalled linker scripts.
1971 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1974 if test "x${CC_FOR_TARGET+set}" = xset; then
1976 elif test -d ${srcdir}/gcc; then
1977 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1978 elif test "$host" = "$target"; then
1979 CC_FOR_TARGET='$(CC)'
1981 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1983 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1985 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1987 elif test -d ${srcdir}/gcc; then
1988 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1989 elif test "$host" = "$target"; then
1990 GCJ_FOR_TARGET='gcj'
1992 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1994 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1996 if test "x${GFORTRAN_FOR_TARGET+set}" = xset; then
1998 elif test -d ${srcdir}/gcc; then
1999 GFORTRAN_FOR_TARGET='$$r/gcc/gfortran -B$$r/gcc/'
2000 elif test "$host" = "$target"; then
2001 GFORTRAN_FOR_TARGET='gfortran'
2003 GFORTRAN_FOR_TARGET=`echo gfortran | sed "${program_transform_name}"`
2005 case $GFORTRAN_FOR_TARGET in
2006 *' $(FLAGS_FOR_TARGET)') ;;
2007 *) GFORTRAN_FOR_TARGET=$GFORTRAN_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;;
2010 # Don't use libstdc++-v3's flags to configure/build itself.
2011 libstdcxx_flags='`test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
2012 raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
2014 if test "x${CXX_FOR_TARGET+set}" = xset; then
2015 if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
2016 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2018 elif test -d ${srcdir}/gcc; then
2019 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
2020 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
2021 # default whereas gcc does not.
2022 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
2024 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
2025 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
2026 elif test "$host" = "$target"; then
2027 CXX_FOR_TARGET='$(CXX)'
2028 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2030 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
2031 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2033 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2034 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2036 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2037 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2039 # We want to defer the evaluation of `cmd`s and shell variables in
2040 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
2041 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
2042 # quotes, but we still have to duplicate `$'s so that shell variables
2043 # can be expanded by the nested make as shell variables, not as make
2045 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2046 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2048 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
2049 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
2050 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
2051 GFORTRAN_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GFORTRAN_FOR_TARGET}"
2052 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
2053 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
2054 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
2055 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
2057 # Makefile fragments.
2058 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2060 eval fragval=\$$frag
2061 if test $fragval != /dev/null; then
2062 eval $frag=${srcdir}/$fragval
2065 AC_SUBST_FILE(host_makefile_frag)
2066 AC_SUBST_FILE(target_makefile_frag)
2067 AC_SUBST_FILE(alphaieee_frag)
2068 AC_SUBST_FILE(ospace_frag)
2070 # Miscellanea: directories, flags, etc.
2071 AC_SUBST(SET_LIB_PATH)
2072 AC_SUBST(RPATH_ENVVAR)
2073 AC_SUBST(BUILD_DIR_PREFIX)
2074 AC_SUBST(BUILD_PREFIX)
2075 AC_SUBST(BUILD_PREFIX_1)
2076 AC_SUBST(gcc_version_trigger)
2077 AC_SUBST(gcc_version)
2079 AC_SUBST(build_tooldir)
2081 AC_SUBST(gxx_include_dir)
2082 AC_SUBST(libstdcxx_incdir)
2084 # Build module lists & subconfigure args.
2085 AC_SUBST(build_configargs)
2086 AC_SUBST(build_configdirs)
2088 # Host module lists & subconfigure args.
2089 AC_SUBST(host_configargs)
2090 AC_SUBST(configdirs)
2092 # Target module lists & subconfigure args.
2093 AC_SUBST(target_configargs)
2094 AC_SUBST(target_configdirs)
2097 AC_SUBST(CC_FOR_BUILD)
2098 AC_SUBST(config_shell)
2101 NCN_STRICT_CHECK_TOOL(AR, ar)
2102 NCN_STRICT_CHECK_TOOL(AS, as)
2103 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2104 NCN_STRICT_CHECK_TOOL(LD, ld)
2105 NCN_STRICT_CHECK_TOOL(NM, nm)
2106 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2107 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2108 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2109 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2113 AC_SUBST(CFLAGS_FOR_BUILD)
2117 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AR_FOR_TARGET, ar)
2118 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AS_FOR_TARGET, as)
2119 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_DLLTOOL_FOR_TARGET, dlltool)
2120 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_LD_FOR_TARGET, ld)
2121 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_NM_FOR_TARGET, nm)
2122 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_RANLIB_FOR_TARGET, ranlib, :)
2123 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_WINDRES_FOR_TARGET, windres)
2125 AC_SUBST(GCC_FOR_TARGET)
2126 AC_SUBST(FLAGS_FOR_TARGET)
2127 AC_SUBST(CC_FOR_TARGET)
2128 AC_SUBST(GCJ_FOR_TARGET)
2129 AC_SUBST(GFORTRAN_FOR_TARGET)
2130 AC_SUBST(CXX_FOR_TARGET)
2131 AC_SUBST(RAW_CXX_FOR_TARGET)
2132 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2133 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2135 # Fix up target tools.
2136 if test "x${build}" = "x${host}" ; then
2137 # In this case, the newly built tools can and should be used,
2138 # so we override the results of the autoconf tests.
2139 # This should really only happen when the tools are actually being built,
2140 # but that's a further refinement. The new build scheme, where
2141 # tools are built into a structure paralleling where they're installed,
2142 # should also eliminate all of this cleanly.
2143 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2144 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2145 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2146 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2147 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2148 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2149 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2151 # Just use the ones we found.
2152 AR_FOR_TARGET="\$(CONFIGURED_AR_FOR_TARGET)"
2153 AS_FOR_TARGET="\$(CONFIGURED_AS_FOR_TARGET)"
2154 DLLTOOL_FOR_TARGET="\$(CONFIGURED_DLLTOOL_FOR_TARGET)"
2155 LD_FOR_TARGET="\$(CONFIGURED_LD_FOR_TARGET)"
2156 NM_FOR_TARGET="\$(CONFIGURED_NM_FOR_TARGET)"
2157 RANLIB_FOR_TARGET="\$(CONFIGURED_RANLIB_FOR_TARGET)"
2158 WINDRES_FOR_TARGET="\$(CONFIGURED_WINDRES_FOR_TARGET)"
2160 AC_SUBST(AR_FOR_TARGET)
2161 AC_SUBST(AS_FOR_TARGET)
2162 AC_SUBST(DLLTOOL_FOR_TARGET)
2163 AC_SUBST(LD_FOR_TARGET)
2164 AC_SUBST(NM_FOR_TARGET)
2165 AC_SUBST(RANLIB_FOR_TARGET)
2166 AC_SUBST(WINDRES_FOR_TARGET)
2168 # Certain tools may need extra flags.
2169 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2170 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2171 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2173 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2174 AC_ARG_ENABLE(maintainer-mode,
2175 [ --enable-maintainer-mode enable make rules and dependencies not useful
2176 (and sometimes confusing) to the casual installer],
2177 USE_MAINTAINER_MODE=$enableval,
2178 USE_MAINTAINER_MODE=no)
2179 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2180 AC_SUBST(MAINTAINER_MODE_TRUE)
2181 AC_SUBST(MAINTAINER_MODE_FALSE)
2182 if test "$USE_MAINTAINER_MODE" = yes; then
2183 MAINTAINER_MODE_TRUE=
2184 MAINTAINER_MODE_FALSE='#'
2186 MAINTAINER_MODE_TRUE='#'
2187 MAINTAINER_MODE_FALSE=
2189 MAINT=$MAINTAINER_MODE_TRUE
2192 # ---------------------
2193 # GCC bootstrap support
2194 # ---------------------
2196 # Stage specific cflags for build.
2201 yes) stage1_cflags="-g -Wa,-J" ;;
2202 *) stage1_cflags="-g -J" ;;
2205 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2206 # sources; use -no-cpp-precomp to get to GNU cpp.
2207 # Apple's GCC has bugs in designated initializer handling, so disable
2209 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2212 AC_SUBST(stage1_cflags)
2214 # It makes debugging easier if we create as symlinks the stage directories
2215 # gcc for stageN-gcc and stage-prev for stage(N-1). In case this is not
2216 # possible, however, we can resort to mv.
2217 AC_CACHE_CHECK([if symbolic links between directories work],
2218 [gcc_cv_prog_ln_s_dir],
2219 [if test "${LN_S}" = "ln -s" \
2220 && mkdir confdir.s1 \
2221 && ln -s confdir.s1 confdir.s2 \
2222 && echo timestamp1 > confdir.s1/conftest.1 \
2223 && cmp confdir.s1/conftest.1 confdir.s2/conftest.1 \
2224 && echo timestamp2 > confdir.s2/conftest.2 \
2225 && cmp confdir.s1/conftest.2 confdir.s1/conftest.2 \
2226 && rm -f confdir.s2; then
2227 gcc_cv_prog_ln_s_dir=yes
2229 gcc_cv_prog_ln_s_dir=yes
2231 rm -rf confdir.s1 confdir.s2])
2233 case ${gcc_cv_prog_ln_s_dir} in
2235 CREATE_LINK_TO_DIR='ln -s $$1 $$2'
2236 UNDO_LINK_TO_DIR='rm -f $$1' ;;
2238 CREATE_LINK_TO_DIR='mv $$1 $$2'
2239 UNDO_LINK_TO_DIR='mv $$1 $$2' ;;
2241 AC_SUBST(CREATE_LINK_TO_DIR)
2242 AC_SUBST(UNDO_LINK_TO_DIR)
2244 # Enable -Werror in bootstrap stage2 and later.
2245 # Change the default to "no" on release branches.
2246 AC_ARG_ENABLE(werror,
2247 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2248 [enable_werror=yes])
2249 case ${enable_werror} in
2250 yes) stage2_werror_flag="--enable-werror-always" ;;
2251 *) stage2_werror_flag="" ;;
2253 AC_SUBST(stage2_werror_flag)