1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2 # 2001, 2002, 2003, 2004, 2005, 2006, 2007 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)
26 # Find the build, host, and target systems.
27 ACX_NONCANONICAL_BUILD
29 ACX_NONCANONICAL_TARGET
31 dnl Autoconf 2.5x and later will set a default program prefix if
32 dnl --target was used, even if it was the same as --host. Disable
33 dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
35 test "$host_noncanonical" = "$target_noncanonical" &&
36 test "$program_prefix$program_suffix$program_transform_name" = \
38 program_transform_name=s,y,y,
43 m4_pattern_allow([^AS_FOR_TARGET$])dnl
45 # Get 'install' or 'install-sh' and its variants.
50 ### we might need to use some other shell than /bin/sh for running subshells
51 ### If we are on Windows, search for the shell. This will permit people
52 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
53 ### without also having to set CONFIG_SHELL. This code will work when
54 ### using bash, which sets OSTYPE.
57 if test x${CONFIG_SHELL} = x ; then
58 if test ! -f /bin/sh ; then
59 if test x${SHELL} != x && test -f ${SHELL} ; then
63 for prog in sh sh.exe bash bash.exe; do
64 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
66 test -z "$dir" && dir=.
67 if test -f $dir/$prog; then
68 CONFIG_SHELL=$dir/$prog
74 test -n "${CONFIG_SHELL}" && break
82 config_shell=${CONFIG_SHELL-/bin/sh}
85 # if PWD already has a value, it is probably wrong.
86 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
88 # Export original configure arguments for use by sub-configures.
89 # Quote arguments with shell meta charatcers.
90 TOPLEVEL_CONFIGURE_ARGUMENTS=
91 set -- "$progname" "$@"
95 *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
96 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
97 # if the argument is of the form -foo=baz, quote the baz part only
98 ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
101 # Add the quoted argument to the list.
102 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
104 if test "$silent" = yes; then
105 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
107 # Remove the initial space we just introduced and, as these will be
108 # expanded by make, quote '$'.
109 TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
110 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
112 moveifchange=${srcdir}/move-if-change
114 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
116 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
118 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
119 INSTALL="${srcpwd}/install-sh -c"
122 # Set srcdir to "." if that's what it is.
123 # This is important for multilib support.
125 if test "${pwd}" = "${srcpwd}" ; then
133 ### To add a new directory to the tree, first choose whether it is a target
134 ### or a host dependent tool. Then put it into the appropriate list
135 ### (library or tools, host or target), doing a dependency sort.
137 # Subdirs will be configured in the order listed in build_configdirs,
138 # configdirs, or target_configdirs; see the serialization section below.
140 # Dependency sorting is only needed when *configuration* must be done in
141 # a particular order. In all cases a dependency should be specified in
142 # the Makefile, whether or not it's implicitly specified here.
144 # Double entries in build_configdirs, configdirs, or target_configdirs may
145 # cause circular dependencies and break everything horribly.
147 # these library is used by various programs built for the build
150 build_libs="build-libiberty"
152 # these tools are built for the build environment
153 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
155 # these libraries are used by various programs built for the host environment
157 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr"
159 # these tools are built for the host environment
160 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
161 # know that we are building the simulator.
162 # binutils, gas and ld appear in that order because it makes sense to run
163 # "make check" in that particular order.
164 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"
166 # libgcj represents the runtime libraries only used by gcj.
167 libgcj="target-libffi \
172 # these libraries are built for the target environment, and are built after
173 # the host libraries and the host tools (which may be a cross compiler)
175 target_libraries="target-libgcc \
179 target-libstdc++-v3 \
189 # these tools are built using the target libraries, and are intended to
190 # run only in the target environment
192 # note: any program that *uses* libraries that are in the "target_libraries"
193 # list belongs in this list. those programs are also very likely
194 # candidates for the "native_only" list which follows
196 target_tools="target-examples target-groff target-gperf target-rda"
198 ################################################################################
200 ## All tools belong in one of the four categories, and are assigned above
201 ## We assign ${configdirs} this way to remove all embedded newlines. This
202 ## is important because configure will choke if they ever get through.
203 ## ${configdirs} is directories we build using the host tools.
204 ## ${target_configdirs} is directories we build using the target tools.
205 configdirs=`echo ${host_libs} ${host_tools}`
206 target_configdirs=`echo ${target_libraries} ${target_tools}`
207 build_configdirs=`echo ${build_libs} ${build_tools}`
209 ################################################################################
211 srcname="gnu development package"
213 # This gets set non-empty for some net releases of packages.
216 # Define is_cross_compiler to save on calls to 'test'.
218 if test x"${host}" = x"${target}" ; then
221 is_cross_compiler=yes
224 # Find the build and target subdir names.
227 # Skipdirs are removed silently.
229 # Noconfigdirs are removed loudly.
233 # Make sure we don't let GNU ld be added if we didn't want it.
234 if test x$with_gnu_ld = xno ; then
236 noconfigdirs="$noconfigdirs ld"
240 # Make sure we don't let GNU as be added if we didn't want it.
241 if test x$with_gnu_as = xno ; then
243 noconfigdirs="$noconfigdirs gas"
246 # some tools are so dependent upon X11 that if we're not building with X,
247 # it's not even worth trying to configure, much less build, that tool.
250 yes | "") ;; # the default value for this tree is that X11 is available
252 skipdirs="${skipdirs} tk itcl libgui"
253 # We won't be able to build gdbtk without X.
256 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
259 # Some tools are only suitable for building in a "native" situation.
260 # Remove these if host!=target.
261 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"
263 # Similarly, some are only suitable for cross toolchains.
264 # Remove these if host=target.
265 cross_only="target-libgloss target-newlib target-opcodes"
267 case $is_cross_compiler in
268 no) skipdirs="${skipdirs} ${cross_only}" ;;
269 yes) skipdirs="${skipdirs} ${native_only}" ;;
272 # If both --with-headers and --with-libs are specified, default to
274 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
275 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
276 if test x"${with_newlib}" = x ; then
281 # Recognize --with-newlib/--without-newlib.
282 case ${with_newlib} in
283 no) skipdirs="${skipdirs} target-newlib" ;;
284 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
287 # Configure extra directories which are host specific
291 configdirs="$configdirs libtermcap" ;;
294 # A target can indicate whether a language isn't supported for some reason.
295 # Only spaces may be used in this macro; not newlines or tabs.
296 unsupported_languages=
298 # Remove more programs from consideration, based on the host or
299 # target this usually means that a port of the program doesn't
304 noconfigdirs="$noconfigdirs byacc"
306 i[[3456789]]86-*-vsta)
307 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
309 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
310 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
313 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
315 i[[3456789]]86-*-mingw32*)
316 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
317 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
319 i[[3456789]]86-*-beos*)
320 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
323 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
326 noconfigdirs="$noconfigdirs rcs"
329 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
332 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
337 AC_ARG_ENABLE(libada,
338 [ --enable-libada build libada directory],
339 ENABLE_LIBADA=$enableval,
341 if test "${ENABLE_LIBADA}" != "yes" ; then
342 noconfigdirs="$noconfigdirs gnattools"
345 AC_ARG_ENABLE(libssp,
346 [ --enable-libssp build libssp directory],
347 ENABLE_LIBSSP=$enableval,
350 # Save it here so that, even in case of --enable-libgcj, if the Java
351 # front-end isn't enabled, we still get libgcj disabled.
353 case $enable_libgcj in
355 # If we reset it here, it won't get added to noconfigdirs in the
356 # target-specific build rules, so it will be forcibly enabled
357 # (unless the Java language itself isn't enabled).
361 # Make sure we get it printed in the list of not supported target libs.
362 noconfigdirs="$noconfigdirs ${libgcj}"
367 # Disable libmudflap on some systems.
368 if test x$enable_libmudflap = x ; then
370 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux*)
371 # Enable libmudflap by default in GNU and friends.
374 # Enable libmudflap by default in FreeBSD.
377 # Disable it by default everywhere else.
378 noconfigdirs="$noconfigdirs target-libmudflap"
383 # Disable libgomp on non POSIX hosted systems.
384 if test x$enable_libgomp = x ; then
385 # Enable libgomp by default on hosted POSIX systems.
387 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
389 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
391 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
393 *-*-darwin* | *-*-aix*)
396 noconfigdirs="$noconfigdirs target-libgomp"
401 # Default libgloss CPU subdirectory.
402 libgloss_dir="$target_cpu"
406 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
408 powerpc-*-darwin* | i[[3456789]]86-*-darwin*)
409 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
410 noconfigdirs="$noconfigdirs sim target-rda"
413 noconfigdirs="$noconfigdirs ld gas gdb gprof"
414 noconfigdirs="$noconfigdirs sim target-rda"
415 noconfigdirs="$noconfigdirs ${libgcj}"
417 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
418 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
421 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
422 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
423 && test -f /usr/local/include/gmp.h; then
427 # Skip some stuff that's unsupported on some FreeBSD configurations.
432 noconfigdirs="$noconfigdirs ${libgcj}"
437 # Remove unsupported stuff on all kaOS configurations.
438 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
439 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
440 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
441 noconfigdirs="$noconfigdirs target-libgloss"
444 # Skip some stuff on all NetBSD configurations.
445 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
447 # Skip some stuff that's unsupported on some NetBSD configurations.
449 i*86-*-netbsdelf*) ;;
450 arm*-*-netbsdelf*) ;;
452 noconfigdirs="$noconfigdirs ${libgcj}"
457 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
460 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
462 # The tpf target doesn't support gdb yet.
464 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
467 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
470 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
473 # ld works, but does not support shared libraries.
474 # newlib is not 64 bit ready. I'm not sure about fileutils.
475 # gas doesn't generate exception information.
476 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
479 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
482 # newlib is not 64 bit ready
483 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
486 # newlib is not 64 bit ready
487 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
490 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
493 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
495 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
496 noconfigdirs="$noconfigdirs ${libgcj}"
497 noconfigdirs="$noconfigdirs target-examples"
498 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
499 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
500 noconfigdirs="$noconfigdirs expect dejagnu"
501 # the C++ libraries don't build on top of CE's C libraries
502 noconfigdirs="$noconfigdirs target-libstdc++-v3"
503 noconfigdirs="$noconfigdirs target-newlib"
505 *-*-cygwin*) ;; # keep gdb and readline
506 *) noconfigdirs="$noconfigdirs gdb readline"
512 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
516 arm-*-coff | strongarm-*-coff | xscale-*-coff)
517 noconfigdirs="$noconfigdirs ${libgcj}"
520 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
521 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
524 arm*-*-linux-gnueabi)
525 noconfigdirs="$noconfigdirs target-qthreads"
526 noconfigdirs="$noconfigdirs target-libobjc"
527 case ${with_newlib} in
528 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
533 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
537 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
540 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
543 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
546 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
549 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
552 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
555 noconfigdirs="$noconfigdirs gdb"
556 if test x${is_cross_compiler} != xno ; then
557 target_configdirs="${target_configdirs} target-bsp target-cygmon"
561 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
563 c54x*-*-* | tic54x-*-*)
564 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
566 cris-*-* | crisv32-*-*)
567 unsupported_languages="$unsupported_languages java"
570 unsupported_languages="$unsupported_languages fortran"
571 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
573 unsupported_languages="$unsupported_languages fortran"
574 noconfigdirs="$noconfigdirs target-boehm-gc";;
576 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
578 unsupported_languages="$unsupported_languages fortran"
579 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
584 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
587 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
590 noconfigdirs="$noconfigdirs ${libgcj} gdb"
592 ep9312-*-elf | ep9312-*-coff)
596 noconfigdirs="$noconfigdirs ${libgcj} gdb"
599 noconfigdirs="$noconfigdirs ${libgcj}"
602 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
605 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
607 hppa1.1-*-osf* | hppa1.1-*-bsd* )
609 hppa*64*-*-linux* | parisc*64*-*-linux*)
610 # In this case, it's because the hppa64-linux target is for
611 # the kernel only at this point and has no libc, and thus no
612 # headers, crt*.o, etc., all of which are needed by these.
613 noconfigdirs="$noconfigdirs target-zlib"
615 parisc*-*-linux* | hppa*-*-linux*)
621 noconfigdirs="$noconfigdirs ${libgcj}"
624 noconfigdirs="$noconfigdirs ld shellutils"
630 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
631 # build on HP-UX 10.20.
632 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
635 noconfigdirs="$noconfigdirs ${libgcj} gdb"
638 # No gdb support yet.
639 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
642 # No gdb or ld support yet.
643 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
647 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
648 noconfigdirs="$noconfigdirs ${libgcj}"
651 i[[3456789]]86-*-linux*)
652 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
653 # not build java stuff by default.
656 noconfigdirs="$noconfigdirs ${libgcj}";;
659 # This section makes it possible to build newlib natively on linux.
660 # If we are using a cross compiler then don't configure newlib.
661 if test x${is_cross_compiler} != xno ; then
662 noconfigdirs="$noconfigdirs target-newlib"
664 noconfigdirs="$noconfigdirs target-libgloss"
665 # If we are not using a cross compiler, do configure newlib.
666 # Note however, that newlib will only be configured in this situation
667 # if the --with-newlib option has been given, because otherwise
668 # 'target-newlib' will appear in skipdirs.
670 i[[3456789]]86-*-mingw32*)
671 target_configdirs="$target_configdirs target-winsup"
672 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
675 target_configdirs="$target_configdirs target-winsup"
676 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
679 target_configdirs="$target_configdirs target-libtermcap target-winsup"
680 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
681 # always build newlib if winsup directory is present.
682 if test -d "$srcdir/winsup/cygwin"; then
683 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
684 elif test -d "$srcdir/newlib"; then
685 echo "Warning: winsup/cygwin is missing so newlib can't be built."
688 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
689 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
692 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
694 i[[3456789]]86-*-sco3.2v5*)
695 # The linker does not yet know about weak symbols in COFF,
696 # and is not configured to handle mixed ELF and COFF.
697 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
699 i[[3456789]]86-*-sco*)
700 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
702 i[[3456789]]86-*-solaris2*)
703 noconfigdirs="$noconfigdirs target-libgloss"
705 i[[3456789]]86-*-sysv4*)
706 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
708 i[[3456789]]86-*-beos*)
709 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
711 i[[3456789]]86-*-rdos*)
712 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
715 noconfigdirs="$noconfigdirs ${libgcj}"
717 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
718 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
722 noconfigdirs="$noconfigdirs ${libgcj}"
725 noconfigdirs="$noconfigdirs ${libgcj}"
731 # The EPOC C++ environment does not support exceptions or rtti,
732 # and so building libstdc++-v3 tends not to always work.
733 noconfigdirs="$noconfigdirs target-libstdc++-v3"
736 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
737 unsupported_languages="$unsupported_languages fortran java"
740 noconfigdirs="$noconfigdirs ${libgcj}"
743 noconfigdirs="$noconfigdirs ${libgcj}"
746 noconfigdirs="$noconfigdirs sim"
749 # copied from rs6000-*-* entry
750 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
752 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
753 target_configdirs="$target_configdirs target-winsup"
754 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
755 # always build newlib.
756 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
758 # This is temporary until we can link against shared libraries
759 powerpcle-*-solaris*)
760 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
764 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
767 noconfigdirs="$noconfigdirs ${libgcj}"
770 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
774 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
777 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
780 noconfigdirs="$noconfigdirs gprof ${libgcj}"
783 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
786 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
789 # Linking libjava exceeds command-line length limits on at least
790 # IRIX 6.2, but not on IRIX 6.5.
791 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
792 # <oldham@codesourcery.com>
793 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
796 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
799 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
802 noconfigdirs="$noconfigdirs gprof ${libgcj}"
806 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
810 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
811 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
812 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
813 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
815 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
817 sparclet-*-aout* | sparc86x-*-*)
821 noconfigdirs="$noconfigdirs ${libgcj}"
824 noconfigdirs="$noconfigdirs ${libgcj}"
828 noconfigdirs="$noconfigdirs ${libgcj}"
832 noconfigdirs="$noconfigdirs ${libgcj}"
833 if test x${is_cross_compiler} != xno ; then
834 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
839 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
840 noconfigdirs="$noconfigdirs ${libgcj}"
842 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
845 skipdirs="target-libssp"
848 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
851 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
854 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
857 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
860 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
863 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
866 noconfigdirs="$noconfigdirs ${libgcj}"
869 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
871 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
872 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
875 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
878 noconfigdirs="$noconfigdirs ${libgcj}"
882 # If we aren't building newlib, then don't build libgloss, since libgloss
883 # depends upon some newlib header files.
884 case "${noconfigdirs}" in
885 *target-libgloss*) ;;
886 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
889 # Work in distributions that contain no compiler tools, like Autoconf.
891 host_makefile_frag=/dev/null
892 if test -d ${srcdir}/config ; then
895 # Avoid "too much defining" errors from HPUX compiler.
896 tentative_cc="cc -Wp,-H256000"
897 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
898 # If it's HP/UX ar, this should be harmless.
902 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
905 #None of the Apollo compilers can compile gas or binutils. The preprocessor
906 # chokes on bfd, the compiler won't let you assign integers to enums, and
907 # other problems. Defining CC to gcc is a questionable way to say "don't use
908 # the apollo compiler" (the preferred version of GCC could be called cc,
909 # or whatever), but I'm not sure leaving CC as cc is any better...
910 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
911 # Used to have BISON=yacc.
915 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
918 # Under CX/UX, we want to tell the compiler to use ANSI mode.
919 tentative_cc="cc -Xa"
920 host_makefile_frag="config/mh-cxux"
925 tentative_cc="cc -Wf,-XNg1000"
926 host_makefile_frag="config/mh-decstation"
929 # The C compiler on NEC MIPS SVR4 needs bigger tables.
930 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
931 host_makefile_frag="config/mh-necv4"
934 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
935 # environment. Also bump switch table size so that cp-parse will
936 # compile. Bump string length limit so linker builds.
937 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
940 host_makefile_frag="config/mh-sysv4"
943 # This is for a MIPS running RISC/os 4.52C.
945 # This is needed for GDB, but needs to be in the top-level make because
946 # if a library is compiled with the bsd headers and gets linked with the
947 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
949 # ptrace(2) apparently has problems in the BSD environment. No workaround is
950 # known except to select the sysv environment. Could we use /proc instead?
951 # These "sysv environments" and "bsd environments" often end up being a pain.
953 # This is not part of CFLAGS because perhaps not all C compilers have this
955 tentative_cc="cc -systype sysv"
960 i[[3456789]]86-*-sysv5*)
961 host_makefile_frag="config/mh-sysv5"
963 i[[3456789]]86-*-dgux*)
964 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
965 host_makefile_frag="config/mh-dgux386"
967 i[[3456789]]86-ncr-sysv4.3*)
968 # The MetaWare compiler will generate a copyright message unless you
969 # turn it off by adding the -Hnocopyr flag.
970 tentative_cc="cc -Hnocopyr"
972 i[[3456789]]86-ncr-sysv4*)
973 # for an NCR 3000 (i486/SVR4) system.
974 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
975 # This compiler not only emits obnoxious copyright messages every time
976 # you run it, but it chokes and dies on a whole bunch of GNU source
977 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
978 tentative_cc="/usr/ccs/ATT/cc"
979 host_makefile_frag="config/mh-ncr3000"
981 i[[3456789]]86-*-sco3.2v5*)
983 i[[3456789]]86-*-sco*)
984 # The native C compiler botches some simple uses of const. Unfortunately,
985 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
986 tentative_cc="cc -Dconst="
987 host_makefile_frag="config/mh-sco"
989 i[[3456789]]86-*-udk*)
990 host_makefile_frag="config/mh-sysv5"
992 i[[3456789]]86-*-solaris2*)
993 host_makefile_frag="config/mh-sysv4"
995 i[[3456789]]86-*-msdosdjgpp*)
996 host_makefile_frag="config/mh-djgpp"
999 host_makefile_frag="config/mh-cygwin"
1002 host_makefile_frag="config/mh-mingw"
1005 host_makefile_frag="config/mh-mingw"
1008 host_makefile_frag="config/mh-interix"
1011 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1015 host_makefile_frag="config/mh-solaris"
1018 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1019 # without overflowing the jump tables (-J says to use a 32 bit table)
1020 tentative_cc="cc -J"
1023 tentative_cc="cc -Wp,-H256000"
1026 tentative_cc="cc -Wp,-H256000"
1029 # /bin/cc is less than useful for our purposes. Always use GCC
1030 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1031 host_makefile_frag="config/mh-lynxrs6k"
1034 host_makefile_frag="config/mh-ppc-darwin"
1037 host_makefile_frag="config/mh-ppc-aix"
1040 host_makefile_frag="config/mh-ppc-aix"
1043 # /bin/cc is less than useful for our purposes. Always use GCC
1044 tentative_cc="/bin/gcc"
1047 host_makefile_frag="config/mh-sysv4"
1049 # This is placed last to prevent interfering with the cases above.
1051 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1052 host_makefile_frag="config/mh-x86omitfp"
1057 # If we aren't going to be using gcc, see if we can extract a definition
1058 # of CC from the fragment.
1059 # Actually, use the 'pre-extracted' version above.
1060 if test -z "${CC}" && test "${build}" = "${host}" ; then
1061 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1063 for dir in $PATH; do
1064 test -z "$dir" && dir=.
1065 if test -f $dir/gcc; then
1071 if test -z "${found}" && test -n "${tentative_cc}" ; then
1076 if test "${build}" != "${host}" ; then
1077 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1079 CC_FOR_BUILD="\$(CC)"
1085 # We must set the default linker to the linker used by gcc for the correct
1086 # operation of libtool. If LD is not defined and we are using gcc, try to
1087 # set the LD default to the ld used by gcc.
1088 if test -z "$LD"; then
1089 if test "$GCC" = yes; then
1092 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1094 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1096 case $gcc_prog_ld in
1097 # Accept absolute paths.
1098 [[\\/]* | [A-Za-z]:[\\/]*)]
1099 LD="$gcc_prog_ld" ;;
1105 ACX_PROG_CMP_IGNORE_INITIAL
1107 # Check for GMP and MPFR
1108 gmplibs="-lmpfr -lgmp"
1112 # Specify a location for mpfr
1113 # check for this first so it ends up on the link line before gmp.
1114 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1115 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1116 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1118 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1119 Equivalent to --with-mpfr-include=PATH/include
1120 plus --with-mpfr-lib=PATH/lib])
1121 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1122 specify directory for installed MPFR include files])
1123 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1125 if test "x$with_mpfr" != x; then
1126 gmplibs="-L$with_mpfr/lib $gmplibs"
1127 gmpinc="-I$with_mpfr/include"
1129 if test "x$with_mpfr_include" != x; then
1130 gmpinc="-I$with_mpfr_include"
1132 if test "x$with_mpfr_lib" != x; then
1133 gmplibs="-L$with_mpfr_lib $gmplibs"
1135 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1136 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/.libs -L$$r/$(HOST_SUBDIR)/mpfr/_libs '"$gmplibs"
1137 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1138 # Do not test the mpfr version. Assume that it is sufficient, since
1139 # it is in the source tree, and the library has not been built yet
1140 # but it would be included on the link line in the version check below
1141 # hence making the test fail.
1145 # Specify a location for gmp
1146 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1147 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1148 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1150 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1151 Equivalent to --with-gmp-include=PATH/include
1152 plus --with-gmp-lib=PATH/lib])
1153 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1154 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1157 if test "x$with_gmp" != x; then
1158 gmplibs="-L$with_gmp/lib $gmplibs"
1159 gmpinc="-I$with_gmp/include $gmpinc"
1161 if test "x$with_gmp_include" != x; then
1162 gmpinc="-I$with_gmp_include $gmpinc"
1164 if test "x$with_gmp_lib" != x; then
1165 gmplibs="-L$with_gmp_lib $gmplibs"
1167 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1168 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/.libs -L$$r/$(HOST_SUBDIR)/gmp/_libs '"$gmplibs"
1169 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1170 # Do not test the gmp version. Assume that it is sufficient, since
1171 # it is in the source tree, and the library has not been built yet
1172 # but it would be included on the link line in the version check below
1173 # hence making the test fail.
1177 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1179 saved_CFLAGS="$CFLAGS"
1180 CFLAGS="$CFLAGS $gmpinc"
1181 # Check GMP actually works
1182 AC_MSG_CHECKING([for correct version of gmp.h])
1183 AC_TRY_COMPILE([#include "gmp.h"],[
1184 #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 1)
1187 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1189 if test x"$have_gmp" = xyes; then
1191 LIBS="$LIBS $gmplibs"
1192 dnl MPFR 2.2.0 is acceptable but buggy, MPFR 2.2.1 is better.
1193 AC_MSG_CHECKING([for correct version of mpfr.h])
1194 AC_TRY_LINK([#include <gmp.h>
1195 #include <mpfr.h>],[
1196 #if MPFR_VERSION < MPFR_VERSION_NUM(2,2,0)
1204 mpfr_atan2 (n, n, x, GMP_RNDN);
1205 mpfr_erfc (n, x, GMP_RNDN);
1206 mpfr_subnormalize (x, t, GMP_RNDN);
1207 ], [AC_TRY_LINK([#include <gmp.h>
1208 #include <mpfr.h>],[
1209 #if MPFR_VERSION < MPFR_VERSION_NUM(2,2,1)
1212 mpfr_t n; mpfr_init(n);
1213 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1214 [AC_MSG_RESULT([no]); have_gmp=no])
1217 CFLAGS="$saved_CFLAGS"
1219 if test x$have_gmp != xyes; then
1220 AC_MSG_ERROR([Building GCC requires GMP 4.1+ and MPFR 2.2.1+.
1221 Try the --with-gmp and/or --with-mpfr options to specify their locations.
1222 Copies of these libraries' source code can be found at their respective
1223 hosting sites as well as at ftp://gcc.gnu.org/pub/gcc/infrastructure/.
1224 See also http://gcc.gnu.org/install/prerequisites.html for additional info.
1225 If you obtained GMP and/or MPFR from a vendor distribution package, make
1226 sure that you have installed both the libraries and the header files.
1227 They may be located in separate packages.])
1231 # Flags needed for both GMP and/or MPFR
1235 # By default, C is the only stage 1 language.
1236 stage1_languages=,c,
1238 # Figure out what language subdirectories are present.
1239 # Look if the user specified --enable-languages="..."; if not, use
1240 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1242 # NB: embedded tabs in this IF block -- do not untabify
1243 if test -d ${srcdir}/gcc; then
1244 if test x"${enable_languages+set}" != xset; then
1245 if test x"${LANGUAGES+set}" = xset; then
1246 enable_languages="${LANGUAGES}"
1247 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1249 enable_languages=all
1252 if test x"${enable_languages}" = x ||
1253 test x"${enable_languages}" = xyes;
1255 echo configure.in: --enable-languages needs at least one language argument 1>&2
1259 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1261 # 'f95' is the old name for the 'fortran' language. We issue a warning
1262 # and make the substitution.
1263 case ,${enable_languages}, in
1265 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1266 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1270 # First scan to see if an enabled language requires some other language.
1271 # We assume that a given config-lang.in will list all the language
1272 # front ends it requires, even if some are required indirectly.
1273 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1274 case ${lang_frag} in
1276 # The odd quoting in the next line works around
1277 # an apparent bug in bash 1.12 on linux.
1278 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1280 # From the config-lang.in, get $language, $lang_requires
1284 for other in ${lang_requires} ; do
1285 case ,${enable_languages}, in
1289 echo " \`$other' language required by \`$language'; enabling" 1>&2
1290 enable_languages="${enable_languages},${other}"
1298 new_enable_languages=,c,
1299 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1300 potential_languages=,c,
1302 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1303 case ${lang_frag} in
1305 # The odd quoting in the next line works around
1306 # an apparent bug in bash 1.12 on linux.
1307 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1309 # From the config-lang.in, get $language, $target_libs,
1310 # $lang_dirs, $boot_language, and $build_by_default
1316 build_by_default=yes
1318 if test x${language} = x; then
1319 echo "${lang_frag} doesn't set \$language." 1>&2
1323 case ,${enable_languages}, in
1325 # Language was explicitly selected; include it.
1329 # 'all' was selected, select it if it is a default language
1330 add_this_lang=${build_by_default}
1337 # Disable languages that need other directories if these aren't available.
1338 for i in $subdir_requires; do
1339 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1340 case ,${enable_languages}, in
1342 # Specifically requested language; tell them.
1343 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1347 add_this_lang=unsupported
1352 # Disable Ada if no preexisting GNAT is available.
1353 case ,${enable_languages},:${language}:${have_gnat} in
1354 *,${language},*:ada:no)
1355 # Specifically requested language; tell them.
1356 AC_MSG_ERROR([GNAT is required to build $language])
1360 add_this_lang=unsupported
1364 # Disable a language that is unsupported by the target.
1365 case " $unsupported_languages " in
1367 add_this_lang=unsupported
1371 case $add_this_lang in
1373 # Remove language-dependent dirs.
1374 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1377 # Remove language-dependent dirs; still show language as supported.
1378 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1379 potential_languages="${potential_languages}${language},"
1382 new_enable_languages="${new_enable_languages}${language},"
1383 potential_languages="${potential_languages}${language},"
1384 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1385 case ${boot_language} in
1387 # Add to (comma-separated) list of stage 1 languages.
1388 stage1_languages="${stage1_languages}${language},"
1397 AC_ARG_ENABLE(stage1-languages,
1398 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1399 stage1. Mostly useful for compiler development.],
1400 [case ,${enable_stage1_languages}, in
1402 # Set it to something that will have no effect in the loop below
1403 enable_stage1_languages=c ;;
1405 enable_stage1_languages=`echo $new_enable_languages | \
1406 sed -e "s/^,//" -e "s/,$//" ` ;;
1408 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1409 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1412 # Add "good" languages from enable_stage1_languages to stage1_languages,
1413 # while "bad" languages go in missing_languages. Leave no duplicates.
1414 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1415 case $potential_languages in
1417 case $stage1_languages in
1419 *) stage1_languages="$stage1_languages$i," ;;
1422 case $missing_languages in
1424 *) missing_languages="$missing_languages$i," ;;
1429 # Remove leading/trailing commas that were added for simplicity
1430 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1431 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1432 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1433 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1435 if test "x$missing_languages" != x; then
1437 The following requested languages could not be built: ${missing_languages}
1438 Supported languages are: ${potential_languages}])
1440 if test "x$new_enable_languages" != "x$enable_languages"; then
1441 echo The following languages will be built: ${new_enable_languages}
1442 enable_languages="$new_enable_languages"
1445 AC_SUBST(stage1_languages)
1446 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1449 # Handle --disable-<component> generically.
1450 for dir in $configdirs $build_configdirs $target_configdirs ; do
1451 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1452 if eval test x\${enable_${dirname}} "=" xno ; then
1453 noconfigdirs="$noconfigdirs $dir"
1457 # Check for Boehm's garbage collector
1458 AC_ARG_ENABLE(objc-gc,
1459 [ --enable-objc-gc enable use of Boehm's garbage collector with the
1460 GNU Objective-C runtime],
1461 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1462 *,objc,*:*:yes:*target-boehm-gc*)
1463 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1467 # Make sure we only build Boehm's garbage collector if required.
1468 case ,${enable_languages},:${enable_objc_gc} in
1470 # Keep target-boehm-gc if requested for Objective-C.
1473 # Otherwise remove target-boehm-gc depending on target-libjava.
1474 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1475 noconfigdirs="$noconfigdirs target-boehm-gc"
1480 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1481 # $build_configdirs and $target_configdirs.
1482 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1485 for dir in . $skipdirs $noconfigdirs ; do
1486 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1487 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1488 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1489 if test -r $srcdir/$dirname/configure ; then
1490 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1493 notsupp="$notsupp $dir"
1497 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1498 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1499 if test -r $srcdir/$dirname/configure ; then
1500 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1503 notsupp="$notsupp $dir"
1507 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1508 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1509 if test -r $srcdir/$dirname/configure ; then
1510 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1513 notsupp="$notsupp $dir"
1519 # Sometimes the tools are distributed with libiberty but with no other
1520 # libraries. In that case, we don't want to build target-libiberty.
1521 # Don't let libgcc imply libiberty either.
1522 if test -n "${target_configdirs}" ; then
1525 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1526 if test "$i" = "libgcc"; then
1527 libgcc=target-libgcc
1528 elif test "$i" != "libiberty" ; then
1529 if test -r $srcdir/$i/configure ; then
1535 if test -z "${others}" ; then
1536 target_configdirs=$libgcc
1540 # Quietly strip out all directories which aren't configurable in this tree.
1541 # This relies on all configurable subdirectories being autoconfiscated, which
1543 build_configdirs_all="$build_configdirs"
1545 for i in ${build_configdirs_all} ; do
1546 j=`echo $i | sed -e s/build-//g`
1547 if test -f ${srcdir}/$j/configure ; then
1548 build_configdirs="${build_configdirs} $i"
1552 configdirs_all="$configdirs"
1554 for i in ${configdirs_all} ; do
1555 if test -f ${srcdir}/$i/configure ; then
1556 configdirs="${configdirs} $i"
1560 target_configdirs_all="$target_configdirs"
1562 for i in ${target_configdirs_all} ; do
1563 j=`echo $i | sed -e s/target-//g`
1564 if test -f ${srcdir}/$j/configure ; then
1565 target_configdirs="${target_configdirs} $i"
1569 # Produce a warning message for the subdirs we can't configure.
1570 # This isn't especially interesting in the Cygnus tree, but in the individual
1571 # FSF releases, it's important to let people know when their machine isn't
1572 # supported by the one or two programs in a package.
1574 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1575 # If $appdirs is non-empty, at least one of those directories must still
1576 # be configured, or we error out. (E.g., if the gas release supports a
1577 # specified target in some subdirs but not the gas subdir, we shouldn't
1578 # pretend that all is well.)
1579 if test -n "$appdirs" ; then
1580 for dir in $appdirs ; do
1581 if test -r $dir/Makefile.in ; then
1582 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1586 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1592 if test -n "$appdirs" ; then
1593 echo "*** This configuration is not supported by this package." 1>&2
1597 # Okay, some application will build, or we don't care to check. Still
1598 # notify of subdirs not getting built.
1599 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1600 echo " ${notsupp}" 1>&2
1601 echo " (Any other directories should still work fine.)" 1>&2
1609 # To find our prefix, in gcc_cv_tool_prefix.
1614 AC_ARG_WITH([build-sysroot],
1615 [ --with-build-sysroot=SYSROOT
1616 use sysroot as the system root during the build],
1617 [if test x"$withval" != x ; then
1618 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1620 [SYSROOT_CFLAGS_FOR_TARGET=])
1621 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1623 AC_ARG_WITH([debug-prefix-map],
1624 [ --with-debug-prefix-map='A=B C=D ...'
1625 map A to B, C to D ... in debug information],
1626 [if test x"$withval" != x; then
1627 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
1628 for debug_map in $withval; do
1629 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
1632 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
1633 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
1635 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1636 # the named directory are copied to $(tooldir)/sys-include.
1637 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1638 if test x${is_cross_compiler} = xno ; then
1639 echo 1>&2 '***' --with-headers is only supported when cross compiling
1642 if test x"${with_headers}" != xyes ; then
1643 x=${gcc_cv_tool_prefix}
1644 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
1648 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1649 # the name directories are copied to $(tooldir)/lib. Multiple directories
1651 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1652 if test x${is_cross_compiler} = xno ; then
1653 echo 1>&2 '***' --with-libs is only supported when cross compiling
1656 if test x"${with_libs}" != xyes ; then
1657 # Copy the libraries in reverse order, so that files in the first named
1658 # library override files in subsequent libraries.
1659 x=${gcc_cv_tool_prefix}
1660 for l in ${with_libs}; do
1661 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
1666 # Set with_gnu_as and with_gnu_ld as appropriate.
1668 # This is done by determining whether or not the appropriate directory
1669 # is available, and by checking whether or not specific configurations
1670 # have requested that this magic not happen.
1672 # The command line options always override the explicit settings in
1673 # configure.in, and the settings in configure.in override this magic.
1675 # If the default for a toolchain is to use GNU as and ld, and you don't
1676 # want to do that, then you should use the --without-gnu-as and
1677 # --without-gnu-ld options for the configure script.
1679 if test x${use_gnu_as} = x &&
1680 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1682 extra_host_args="$extra_host_args --with-gnu-as"
1685 if test x${use_gnu_ld} = x &&
1686 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1688 extra_host_args="$extra_host_args --with-gnu-ld"
1691 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1692 # can detect this case.
1694 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1696 extra_host_args="$extra_host_args --with-newlib"
1699 # Handle ${copy_dirs}
1700 set fnord ${copy_dirs}
1702 while test $# != 0 ; do
1703 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1706 echo Copying $1 to $2
1708 # Use the install script to create the directory and all required
1709 # parent directories.
1710 if test -d $2 ; then
1714 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1717 # Copy the directory, assuming we have tar.
1718 # FIXME: Should we use B in the second tar? Not all systems support it.
1719 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1721 # It is the responsibility of the user to correctly adjust all
1722 # symlinks. If somebody can figure out how to handle them correctly
1723 # here, feel free to add the code.
1730 # Determine a target-dependent exec_prefix that the installed
1731 # gcc will search in. Keep this list sorted by triplet, with
1732 # the *-*-osname triplets last.
1736 md_exec_prefix=/gnu/lib/gcc-lib
1738 i[[34567]]86-pc-msdosdjgpp*)
1739 md_exec_prefix=/dev/env/DJDIR/bin
1741 i[[34567]]86-*-sco3.2v5*)
1742 if test $with_gnu_as = yes; then
1743 md_exec_prefix=/usr/gnu/bin
1745 md_exec_prefix=/usr/ccs/bin/elf
1750 powerpc-*-chorusos* | \
1751 powerpc*-*-eabi* | \
1752 powerpc*-*-sysv* | \
1753 powerpc*-*-kaos* | \
1755 md_exec_prefix=/usr/ccs/bin
1760 md_exec_prefix=/usr/ccs/bin
1775 md_exec_prefix=/usr/ccs/bin
1779 extra_arflags_for_target=
1780 extra_nmflags_for_target=
1781 extra_ranlibflags_for_target=
1782 target_makefile_frag=/dev/null
1785 target_makefile_frag="config/mt-mep"
1788 target_makefile_frag="config/mt-spu"
1791 target_makefile_frag="config/mt-sde"
1794 target_makefile_frag="config/mt-netware"
1796 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1797 target_makefile_frag="config/mt-gnu"
1799 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1800 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1801 # commands to handle both 32-bit and 64-bit objects. These flags are
1802 # harmless if we're using GNU nm or ar.
1803 extra_arflags_for_target=" -X32_64"
1804 extra_nmflags_for_target=" -B -X32_64"
1807 # ranlib from Darwin requires the -c flag to look at common symbols.
1808 extra_ranlibflags_for_target=" -c"
1810 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1811 target_makefile_frag="config/mt-wince"
1815 alphaieee_frag=/dev/null
1818 # This just makes sure to use the -mieee option to build target libs.
1819 # This should probably be set individually by each library.
1820 alphaieee_frag="config/mt-alphaieee"
1824 # If --enable-target-optspace always use -Os instead of -O2 to build
1825 # the target libraries, similarly if it is not specified, use -Os
1826 # on selected platforms.
1827 ospace_frag=/dev/null
1828 case "${enable_target_optspace}:${target}" in
1830 ospace_frag="config/mt-ospace"
1833 ospace_frag="config/mt-d30v"
1835 :m32r-* | :d10v-* | :fr30-*)
1836 ospace_frag="config/mt-ospace"
1841 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1845 # Default to using --with-stabs for certain targets.
1846 if test x${with_stabs} = x ; then
1848 mips*-*-irix[[56]]*)
1850 mips*-*-* | alpha*-*-osf*)
1852 extra_host_args="${extra_host_args} --with-stabs"
1857 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1858 # them automatically.
1861 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1865 # Some systems (e.g., one of the i386-aix systems the gas testers are
1866 # using) don't handle "\$" correctly, so don't use it here.
1867 tooldir='${exec_prefix}'/${target_noncanonical}
1868 build_tooldir=${tooldir}
1870 # Create a .gdbinit file which runs the one in srcdir
1871 # and tells GDB to look there for source files.
1873 if test -r ${srcdir}/.gdbinit ; then
1876 *) cat > ./.gdbinit <<EOF
1880 source ${srcdir}/.gdbinit
1886 # Make sure that the compiler is able to generate an executable. If it
1887 # can't, we are probably in trouble. We don't care whether we can run the
1888 # executable--we might be using a cross compiler--we only care whether it
1889 # can be created. At this point the main configure script has set CC.
1891 echo "int main () { return 0; }" > conftest.c
1892 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1893 if test $? = 0 ; then
1894 if test -s conftest || test -s conftest.exe ; then
1900 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1901 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1908 # The Solaris /usr/ucb/cc compiler does not appear to work.
1910 sparc-sun-solaris2*)
1911 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1912 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1914 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1915 if test -d /opt/cygnus/bin ; then
1916 if test "$could_use" = "" ; then
1917 could_use="/opt/cygnus/bin"
1919 could_use="$could_use or /opt/cygnus/bin"
1922 if test "$could_use" = "" ; then
1923 echo "Warning: compilation may fail because you're using"
1924 echo "/usr/ucb/cc. You should change your PATH or CC "
1925 echo "variable and rerun configure."
1927 echo "Warning: compilation may fail because you're using"
1928 echo "/usr/ucb/cc, when you should use the C compiler from"
1929 echo "$could_use. You should change your"
1930 echo "PATH or CC variable and rerun configure."
1937 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1938 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
1939 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1942 # Record target_configdirs and the configure arguments for target and
1943 # build configuration in Makefile.
1944 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1945 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1947 # Determine whether gdb needs tk/tcl or not.
1948 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1949 # and in that case we want gdb to be built without tk. Ugh!
1950 # In fact I believe gdb is the *only* package directly dependent on tk,
1951 # so we should be able to put the 'maybe's in unconditionally and
1952 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1953 # 100% sure that that's safe though.
1955 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
1956 case "$enable_gdbtk" in
1960 GDB_TK="${gdb_tk}" ;;
1962 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1963 # distro. Eventually someone will fix this and move Insight, nee
1964 # gdbtk to a separate directory.
1965 if test -d ${srcdir}/gdb/gdbtk ; then
1972 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
1973 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
1975 # Strip out unwanted targets.
1977 # While at that, we remove Makefiles if we were started for recursive
1978 # configuration, so that the top-level Makefile reconfigures them,
1979 # like we used to do when configure itself was recursive.
1981 # Loop over modules. $extrasub must be used with care, limiting as
1982 # much as possible the usage of range addresses. That's because autoconf
1983 # splits the sed script to overcome limits in the number of commands,
1984 # and relying on carefully-timed sed passes may turn out to be very hard
1985 # to maintain later. In this particular case, you just have to be careful
1986 # not to nest @if/@endif pairs, because configure will not warn you at all.
1988 AC_ARG_ENABLE([bootstrap],
1989 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
1990 enable_bootstrap=default)
1992 # Issue errors and warnings for invalid/strange bootstrap combinations.
1993 case "$configdirs" in
1994 *gcc*) have_compiler=yes ;;
1995 *) have_compiler=no ;;
1998 case "$have_compiler:$host:$target:$enable_bootstrap" in
2001 # Default behavior. Enable bootstrap if we have a compiler
2002 # and we are in a native configuration.
2003 yes:$build:$build:default)
2004 enable_bootstrap=yes ;;
2007 enable_bootstrap=no ;;
2009 # We have a compiler and we are in a native configuration, bootstrap is ok
2010 yes:$build:$build:yes)
2013 # Other configurations, but we have a compiler. Assume the user knows
2016 AC_MSG_WARN([trying to bootstrap a cross compiler])
2019 # No compiler: if they passed --enable-bootstrap explicitly, fail
2021 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2023 # Fail if wrong command line
2025 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2029 # Adjust the toplevel makefile according to whether bootstrap was selected.
2030 case "$enable_bootstrap" in
2032 bootstrap_suffix=bootstrap ;;
2034 bootstrap_suffix=no-bootstrap ;;
2037 for module in ${build_configdirs} ; do
2038 if test -z "${no_recursion}" \
2039 && test -f ${build_subdir}/${module}/Makefile; then
2040 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2041 rm -f ${build_subdir}/${module}/Makefile
2044 /^@if build-$module\$/d
2045 /^@endif build-$module\$/d
2046 /^@if build-$module-$bootstrap_suffix\$/d
2047 /^@endif build-$module-$bootstrap_suffix\$/d"
2049 for module in ${configdirs} ; do
2050 if test -z "${no_recursion}"; then
2051 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2052 if test -f ${file}; then
2053 echo 1>&2 "*** removing ${file} to force reconfigure"
2060 /^@endif $module\$/d
2061 /^@if $module-$bootstrap_suffix\$/d
2062 /^@endif $module-$bootstrap_suffix\$/d"
2064 for module in ${target_configdirs} ; do
2065 if test -z "${no_recursion}" \
2066 && test -f ${target_subdir}/${module}/Makefile; then
2067 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2068 rm -f ${target_subdir}/${module}/Makefile
2071 /^@if target-$module\$/d
2072 /^@endif target-$module\$/d
2073 /^@if target-$module-$bootstrap_suffix\$/d
2074 /^@endif target-$module-$bootstrap_suffix\$/d"
2078 /^@if /,/^@endif /d"
2080 # Create the serialization dependencies. This uses a temporary file.
2082 AC_ARG_ENABLE([serial-configure],
2083 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2084 force sequential configuration of
2085 sub-packages for the host, target or build
2086 machine, or all sub-packages])
2088 case ${enable_serial_configure} in
2090 enable_serial_build_configure=yes
2091 enable_serial_host_configure=yes
2092 enable_serial_target_configure=yes
2096 # These force 'configure's to be done one at a time, to avoid problems
2097 # with contention over a shared config.cache.
2099 echo '# serdep.tmp' > serdep.tmp
2101 test "x${enable_serial_build_configure}" = xyes &&
2102 for item in ${build_configdirs} ; do
2105 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2110 test "x${enable_serial_host_configure}" = xyes &&
2111 for item in ${configdirs} ; do
2114 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2119 test "x${enable_serial_target_configure}" = xyes &&
2120 for item in ${target_configdirs} ; do
2123 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2127 serialization_dependencies=serdep.tmp
2128 AC_SUBST_FILE(serialization_dependencies)
2130 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2131 # target, nonopt, and variable assignments. These are the ones we
2132 # might not want to pass down to subconfigures. Also strip
2133 # program-prefix, program-suffix, and program-transform-name, so that
2134 # we can pass down a consistent program-transform-name.
2138 eval "set -- $ac_configure_args"
2141 if test X"$skip_next" = X"yes"; then
2145 if test X"$keep_next" = X"yes"; then
2148 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2150 baseargs="$baseargs '$ac_arg'"
2155 # Handle separated arguments. Based on the logic generated by
2158 *=* | --config-cache | -C | -disable-* | --disable-* \
2159 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2160 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2161 | -with-* | --with-* | -without-* | --without-* | --x)
2187 -program-prefix* | \
2188 -program-suffix* | \
2189 -program-transform-name* )
2190 skip_next=$separate_arg
2194 # An option. Add it.
2197 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2199 baseargs="$baseargs '$ac_arg'"
2200 keep_next=$separate_arg
2203 # Either a variable assignment, or a nonopt (triplet). Don't
2204 # pass it down; let the Makefile handle this.
2209 # Remove the initial space we just introduced and, as these will be
2210 # expanded by make, quote '$'.
2211 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2213 # Add in --program-transform-name, after --program-prefix and
2214 # --program-suffix have been applied to it. Autoconf has already
2215 # doubled dollar signs and backslashes in program_transform_name; we want
2216 # the backslashes un-doubled, and then the entire thing wrapped in single
2217 # quotes, because this will be expanded first by make and then by the shell.
2218 # Also, because we want to override the logic in subdir configure scripts to
2219 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2220 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2221 ${program_transform_name}
2223 gcc_transform_name=`cat conftestsed.out`
2224 rm -f conftestsed.out
2225 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2226 if test "$silent" = yes; then
2227 baseargs="$baseargs --silent"
2230 # For the build-side libraries, we just need to pretend we're native,
2231 # and not use the same cache file. Multilibs are neither needed nor
2233 build_configargs="--cache-file=../config.cache ${baseargs}"
2235 # For host modules, accept cache file option, or specification as blank.
2236 case "${cache_file}" in
2238 cache_file_option="" ;;
2239 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2240 cache_file_option="--cache-file=${cache_file}" ;;
2242 cache_file_option="--cache-file=../${cache_file}" ;;
2245 # Host dirs don't like to share a cache file either, horribly enough.
2246 # This seems to be due to autoconf 2.5x stupidity.
2247 host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
2249 target_configargs=${baseargs}
2251 # Passing a --with-cross-host argument lets the target libraries know
2252 # whether they are being built with a cross-compiler or being built
2253 # native. However, it would be better to use other mechanisms to make the
2254 # sorts of decisions they want to make on this basis. Please consider
2255 # this option to be deprecated. FIXME.
2256 if test x${is_cross_compiler} = xyes ; then
2257 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2260 # Default to --enable-multilib.
2261 if test x${enable_multilib} = x ; then
2262 target_configargs="--enable-multilib ${target_configargs}"
2265 # Pass --with-newlib if appropriate. Note that target_configdirs has
2266 # changed from the earlier setting of with_newlib.
2267 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2268 target_configargs="--with-newlib ${target_configargs}"
2271 # Different target subdirs use different values of certain variables
2272 # (notably CXX). Worse, multilibs use *lots* of different values.
2273 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2274 # it doesn't automatically accept command-line overrides of them.
2275 # This means it's not safe for target subdirs to share a cache file,
2276 # which is disgusting, but there you have it. Hopefully this can be
2277 # fixed in future. It's still worthwhile to use a cache file for each
2278 # directory. I think.
2280 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2281 # We need to pass --target, as newer autoconf's requires consistency
2282 # for target_alias and gcc doesn't manage it consistently.
2283 target_configargs="--cache-file=./config.cache ${target_configargs}"
2286 case " $target_configdirs " in
2288 case " $target_configargs " in
2289 *" --with-newlib "*)
2292 FLAGS_FOR_TARGET=$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' ;;
2295 # If we're not building GCC, don't discard standard headers.
2296 if test -d ${srcdir}/gcc; then
2297 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2299 if test "${build}" != "${host}"; then
2300 # On Canadian crosses, CC_FOR_TARGET will have already been set
2301 # by `configure', so we won't have an opportunity to add -Bgcc/
2302 # to it. This is right: we don't want to search that directory
2303 # for binaries, but we want the header files in there, so add
2305 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2307 # Someone might think of using the pre-installed headers on
2308 # Canadian crosses, in case the installed compiler is not fully
2309 # compatible with the compiler being built. In this case, it
2310 # would be better to flag an error than risking having
2311 # incompatible object files being constructed. We can't
2312 # guarantee that an error will be flagged, but let's hope the
2313 # compiler will do it, when presented with incompatible header
2318 case "${target}-${is_cross_compiler}" in
2319 i[[3456789]]86-*-linux*-no)
2320 # Here host == target, so we don't need to build gcc,
2321 # so we don't want to discard standard headers.
2322 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2325 # If we're building newlib, use its generic headers last, but search
2326 # for any libc-related directories first (so make it the last -B
2328 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2330 # If we're building libgloss, find the startup file, simulator library
2331 # and linker script.
2332 case " $target_configdirs " in
2334 # Look for startup file, simulator library and maybe linker script.
2335 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
2336 # Look for libnosys.a in case the target needs it.
2337 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2338 # Most targets have the linker script in the source directory.
2339 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
2350 # Can't be handled as Cygwin above since Mingw does not use newlib.
2351 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include' ;;
2354 # Allow the user to override the flags for
2355 # our build compiler if desired.
2356 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2358 # On Canadian crosses, we'll be searching the right directories for
2359 # the previously-installed cross compiler, so don't bother to add
2360 # flags for directories within the install tree of the compiler
2361 # being built; programs in there won't even run.
2362 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2363 # Search for pre-installed headers if nothing else fits.
2364 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2367 if test "x${use_gnu_ld}" = x &&
2368 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2369 # Arrange for us to find uninstalled linker scripts.
2370 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2373 # Search for other target-specific linker scripts and such.
2376 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
2380 # Makefile fragments.
2381 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2383 eval fragval=\$$frag
2384 if test $fragval != /dev/null; then
2385 eval $frag=${srcdir}/$fragval
2388 AC_SUBST_FILE(host_makefile_frag)
2389 AC_SUBST_FILE(target_makefile_frag)
2390 AC_SUBST_FILE(alphaieee_frag)
2391 AC_SUBST_FILE(ospace_frag)
2393 # Miscellanea: directories, flags, etc.
2394 AC_SUBST(RPATH_ENVVAR)
2396 AC_SUBST(build_tooldir)
2397 AC_SUBST(CONFIGURE_GDB_TK)
2399 AC_SUBST(INSTALL_GDB_TK)
2401 # Build module lists & subconfigure args.
2402 AC_SUBST(build_configargs)
2403 AC_SUBST(build_configdirs)
2405 # Host module lists & subconfigure args.
2406 AC_SUBST(host_configargs)
2407 AC_SUBST(configdirs)
2409 # Target module lists & subconfigure args.
2410 AC_SUBST(target_configargs)
2414 AC_SUBST(CC_FOR_BUILD)
2415 AC_SUBST(config_shell)
2417 # Generate default definitions for YACC, M4, LEX and other programs that run
2418 # on the build machine. These are used if the Makefile can't locate these
2419 # programs in objdir.
2420 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
2422 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
2423 case " $build_configdirs " in
2424 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
2425 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
2428 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
2429 case " $build_configdirs " in
2430 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
2433 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
2434 case " $build_configdirs " in
2435 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
2438 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
2439 case " $build_configdirs " in
2440 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2441 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
2444 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
2445 case " $build_configdirs " in
2446 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2449 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
2450 case " $build_configdirs " in
2451 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
2454 # For an installed makeinfo, we require it to be from texinfo 4.4 or
2455 # higher, else we use the "missing" dummy.
2456 if ${MAKEINFO} --version \
2457 | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.[4-9]|[5-9])' >/dev/null 2>&1; then
2460 MAKEINFO="$MISSING makeinfo"
2466 # FIXME: expect and dejagnu may become build tools?
2468 AC_CHECK_PROGS(EXPECT, expect, expect)
2469 case " $configdirs " in
2471 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
2475 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
2476 case " $configdirs " in
2478 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
2484 NCN_STRICT_CHECK_TOOLS(AR, ar)
2485 NCN_STRICT_CHECK_TOOLS(AS, as)
2486 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2487 NCN_STRICT_CHECK_TOOLS(LD, ld)
2488 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
2489 NCN_STRICT_CHECK_TOOLS(NM, nm)
2490 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2491 NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
2492 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2493 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
2494 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2495 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
2499 AC_SUBST(CFLAGS_FOR_BUILD)
2503 AC_ARG_WITH([build-time-tools],
2504 [ --with-build-time-tools=PATH
2505 use given path to find target tools during the build],
2506 [case x"$withval" in
2509 with_build_time_tools=
2510 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
2513 [with_build_time_tools=])
2515 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2516 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2517 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2518 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2519 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2521 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
2522 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
2523 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2524 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
2525 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
2526 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
2527 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
2528 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2529 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
2530 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2531 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
2533 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2535 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
2536 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
2537 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2538 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
2539 [gcc/g++ -B$$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],
2541 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
2542 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2544 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
2545 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2546 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
2547 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
2548 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
2549 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
2550 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
2551 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
2552 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
2553 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
2554 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
2555 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
2556 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
2557 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
2559 AC_SUBST(FLAGS_FOR_TARGET)
2560 AC_SUBST(RAW_CXX_FOR_TARGET)
2562 # Certain tools may need extra flags.
2563 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2564 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2565 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2567 # When building target libraries, except in a Canadian cross, we use
2568 # the same toolchain as the compiler we just built.
2569 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
2570 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
2571 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
2572 if test $host = $build; then
2573 case " $configdirs " in
2575 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
2576 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
2577 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
2582 AC_SUBST(COMPILER_AS_FOR_TARGET)
2583 AC_SUBST(COMPILER_LD_FOR_TARGET)
2584 AC_SUBST(COMPILER_NM_FOR_TARGET)
2586 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2587 AC_ARG_ENABLE(maintainer-mode,
2588 [ --enable-maintainer-mode enable make rules and dependencies not useful
2589 (and sometimes confusing) to the casual installer],
2590 USE_MAINTAINER_MODE=$enableval,
2591 USE_MAINTAINER_MODE=no)
2592 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2593 AC_SUBST(MAINTAINER_MODE_TRUE)
2594 AC_SUBST(MAINTAINER_MODE_FALSE)
2595 if test "$USE_MAINTAINER_MODE" = yes; then
2596 MAINTAINER_MODE_TRUE=
2597 MAINTAINER_MODE_FALSE='#'
2599 MAINTAINER_MODE_TRUE='#'
2600 MAINTAINER_MODE_FALSE=
2602 MAINT=$MAINTAINER_MODE_TRUE
2605 # ---------------------
2606 # GCC bootstrap support
2607 # ---------------------
2609 # Stage specific cflags for build.
2614 yes) stage1_cflags="-g -Wa,-J" ;;
2615 *) stage1_cflags="-g -J" ;;
2619 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
2620 if test "$GCC" = yes; then
2621 saved_CFLAGS="$CFLAGS"
2623 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
2624 CFLAGS="$CFLAGS -fkeep-inline-functions"
2625 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
2627 #if (__GNUC__ < 3) \
2628 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
2629 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
2630 #error http://gcc.gnu.org/PR29382
2633 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
2634 [AC_MSG_RESULT([no])])
2636 CFLAGS="$saved_CFLAGS"
2639 AC_SUBST(stage1_cflags)
2641 # Enable --enable-checking in stage1 of the compiler.
2642 AC_ARG_ENABLE(stage1-checking,
2643 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
2645 [stage1_checking=--enable-checking=${enable_stage1_checking}],
2646 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
2647 stage1_checking=--enable-checking=yes,types
2649 stage1_checking=--enable-checking=$enable_checking,types
2651 AC_SUBST(stage1_checking)
2653 # Enable -Werror in bootstrap stage2 and later.
2654 AC_ARG_ENABLE(werror,
2655 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2656 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
2661 case ${enable_werror} in
2662 yes) stage2_werror_flag="--enable-werror-always" ;;
2663 *) stage2_werror_flag="" ;;
2665 AC_SUBST(stage2_werror_flag)
2667 # Flags needed to enable html installing and building
2668 AC_ARG_WITH(datarootdir,
2669 [ --with-datarootdir use datarootdir as the data root directory.],
2670 [datarootdir="\${prefix}/${withval}"],
2671 [datarootdir="\${prefix}/share"])
2674 [ --with-docdir install documentation in this directory.],
2675 [docdir="\${prefix}/${withval}"],
2676 [docdir="\${datarootdir}/doc"])
2679 [ --with-pdfdir install pdf in this directory.],
2680 [pdfdir="\${prefix}/${withval}"],
2681 [pdfdir="\${docdir}"])
2683 AC_ARG_WITH(htmldir,
2684 [ --with-htmldir install html in this directory.],
2685 [htmldir="\${prefix}/${withval}"],
2686 [htmldir="\${docdir}"])
2688 AC_SUBST(datarootdir)