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 ${libgcj}"
802 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
805 noconfigdirs="$noconfigdirs gprof ${libgcj}"
809 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
813 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
814 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
815 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
816 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
818 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
820 sparclet-*-aout* | sparc86x-*-*)
824 noconfigdirs="$noconfigdirs ${libgcj}"
827 noconfigdirs="$noconfigdirs ${libgcj}"
831 noconfigdirs="$noconfigdirs ${libgcj}"
835 noconfigdirs="$noconfigdirs ${libgcj}"
836 if test x${is_cross_compiler} != xno ; then
837 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
842 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
843 noconfigdirs="$noconfigdirs ${libgcj}"
845 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
848 skipdirs="target-libssp"
851 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
854 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
857 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
860 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
863 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
866 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
869 noconfigdirs="$noconfigdirs ${libgcj}"
872 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
874 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
875 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
878 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
881 noconfigdirs="$noconfigdirs ${libgcj}"
885 # If we aren't building newlib, then don't build libgloss, since libgloss
886 # depends upon some newlib header files.
887 case "${noconfigdirs}" in
888 *target-libgloss*) ;;
889 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
892 # Work in distributions that contain no compiler tools, like Autoconf.
894 host_makefile_frag=/dev/null
895 if test -d ${srcdir}/config ; then
898 # Avoid "too much defining" errors from HPUX compiler.
899 tentative_cc="cc -Wp,-H256000"
900 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
901 # If it's HP/UX ar, this should be harmless.
905 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
908 #None of the Apollo compilers can compile gas or binutils. The preprocessor
909 # chokes on bfd, the compiler won't let you assign integers to enums, and
910 # other problems. Defining CC to gcc is a questionable way to say "don't use
911 # the apollo compiler" (the preferred version of GCC could be called cc,
912 # or whatever), but I'm not sure leaving CC as cc is any better...
913 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
914 # Used to have BISON=yacc.
918 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
921 # Under CX/UX, we want to tell the compiler to use ANSI mode.
922 tentative_cc="cc -Xa"
923 host_makefile_frag="config/mh-cxux"
928 tentative_cc="cc -Wf,-XNg1000"
929 host_makefile_frag="config/mh-decstation"
932 # The C compiler on NEC MIPS SVR4 needs bigger tables.
933 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
934 host_makefile_frag="config/mh-necv4"
937 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
938 # environment. Also bump switch table size so that cp-parse will
939 # compile. Bump string length limit so linker builds.
940 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
943 host_makefile_frag="config/mh-sysv4"
946 # This is for a MIPS running RISC/os 4.52C.
948 # This is needed for GDB, but needs to be in the top-level make because
949 # if a library is compiled with the bsd headers and gets linked with the
950 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
952 # ptrace(2) apparently has problems in the BSD environment. No workaround is
953 # known except to select the sysv environment. Could we use /proc instead?
954 # These "sysv environments" and "bsd environments" often end up being a pain.
956 # This is not part of CFLAGS because perhaps not all C compilers have this
958 tentative_cc="cc -systype sysv"
963 i[[3456789]]86-*-sysv5*)
964 host_makefile_frag="config/mh-sysv5"
966 i[[3456789]]86-*-dgux*)
967 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
968 host_makefile_frag="config/mh-dgux386"
970 i[[3456789]]86-ncr-sysv4.3*)
971 # The MetaWare compiler will generate a copyright message unless you
972 # turn it off by adding the -Hnocopyr flag.
973 tentative_cc="cc -Hnocopyr"
975 i[[3456789]]86-ncr-sysv4*)
976 # for an NCR 3000 (i486/SVR4) system.
977 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
978 # This compiler not only emits obnoxious copyright messages every time
979 # you run it, but it chokes and dies on a whole bunch of GNU source
980 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
981 tentative_cc="/usr/ccs/ATT/cc"
982 host_makefile_frag="config/mh-ncr3000"
984 i[[3456789]]86-*-sco3.2v5*)
986 i[[3456789]]86-*-sco*)
987 # The native C compiler botches some simple uses of const. Unfortunately,
988 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
989 tentative_cc="cc -Dconst="
990 host_makefile_frag="config/mh-sco"
992 i[[3456789]]86-*-udk*)
993 host_makefile_frag="config/mh-sysv5"
995 i[[3456789]]86-*-solaris2*)
996 host_makefile_frag="config/mh-sysv4"
998 i[[3456789]]86-*-msdosdjgpp*)
999 host_makefile_frag="config/mh-djgpp"
1002 host_makefile_frag="config/mh-cygwin"
1009 host_makefile_frag="config/mh-interix"
1012 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1016 host_makefile_frag="config/mh-solaris"
1019 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1020 # without overflowing the jump tables (-J says to use a 32 bit table)
1021 tentative_cc="cc -J"
1024 tentative_cc="cc -Wp,-H256000"
1027 tentative_cc="cc -Wp,-H256000"
1030 # /bin/cc is less than useful for our purposes. Always use GCC
1031 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1032 host_makefile_frag="config/mh-lynxrs6k"
1035 host_makefile_frag="config/mh-ppc-darwin"
1038 host_makefile_frag="config/mh-ppc-aix"
1041 host_makefile_frag="config/mh-ppc-aix"
1044 # /bin/cc is less than useful for our purposes. Always use GCC
1045 tentative_cc="/bin/gcc"
1048 host_makefile_frag="config/mh-sysv4"
1050 # This is placed last to prevent interfering with the cases above.
1052 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1053 host_makefile_frag="config/mh-x86omitfp"
1058 # If we aren't going to be using gcc, see if we can extract a definition
1059 # of CC from the fragment.
1060 # Actually, use the 'pre-extracted' version above.
1061 if test -z "${CC}" && test "${build}" = "${host}" ; then
1062 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1064 for dir in $PATH; do
1065 test -z "$dir" && dir=.
1066 if test -f $dir/gcc; then
1072 if test -z "${found}" && test -n "${tentative_cc}" ; then
1077 if test "${build}" != "${host}" ; then
1078 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1080 CC_FOR_BUILD="\$(CC)"
1086 # We must set the default linker to the linker used by gcc for the correct
1087 # operation of libtool. If LD is not defined and we are using gcc, try to
1088 # set the LD default to the ld used by gcc.
1089 if test -z "$LD"; then
1090 if test "$GCC" = yes; then
1093 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1095 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1097 case $gcc_prog_ld in
1098 # Accept absolute paths.
1099 [[\\/]* | [A-Za-z]:[\\/]*)]
1100 LD="$gcc_prog_ld" ;;
1106 ACX_PROG_CMP_IGNORE_INITIAL
1108 # Check for GMP and MPFR
1109 gmplibs="-lmpfr -lgmp"
1113 # Specify a location for mpfr
1114 # check for this first so it ends up on the link line before gmp.
1115 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1116 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1117 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1119 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1120 Equivalent to --with-mpfr-include=PATH/include
1121 plus --with-mpfr-lib=PATH/lib])
1122 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1123 specify directory for installed MPFR include files])
1124 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1126 if test "x$with_mpfr" != x; then
1127 gmplibs="-L$with_mpfr/lib $gmplibs"
1128 gmpinc="-I$with_mpfr/include"
1130 if test "x$with_mpfr_include" != x; then
1131 gmpinc="-I$with_mpfr_include"
1133 if test "x$with_mpfr_lib" != x; then
1134 gmplibs="-L$with_mpfr_lib $gmplibs"
1136 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1137 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/.libs -L$$r/$(HOST_SUBDIR)/mpfr/_libs '"$gmplibs"
1138 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1139 # Do not test the mpfr version. Assume that it is sufficient, since
1140 # it is in the source tree, and the library has not been built yet
1141 # but it would be included on the link line in the version check below
1142 # hence making the test fail.
1146 # Specify a location for gmp
1147 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1148 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1149 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1151 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1152 Equivalent to --with-gmp-include=PATH/include
1153 plus --with-gmp-lib=PATH/lib])
1154 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1155 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1158 if test "x$with_gmp" != x; then
1159 gmplibs="-L$with_gmp/lib $gmplibs"
1160 gmpinc="-I$with_gmp/include $gmpinc"
1162 if test "x$with_gmp_include" != x; then
1163 gmpinc="-I$with_gmp_include $gmpinc"
1165 if test "x$with_gmp_lib" != x; then
1166 gmplibs="-L$with_gmp_lib $gmplibs"
1168 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1169 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/.libs -L$$r/$(HOST_SUBDIR)/gmp/_libs '"$gmplibs"
1170 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1171 # Do not test the gmp version. Assume that it is sufficient, since
1172 # it is in the source tree, and the library has not been built yet
1173 # but it would be included on the link line in the version check below
1174 # hence making the test fail.
1178 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1180 saved_CFLAGS="$CFLAGS"
1181 CFLAGS="$CFLAGS $gmpinc"
1182 # Check GMP actually works
1183 AC_MSG_CHECKING([for correct version of gmp.h])
1184 AC_TRY_COMPILE([#include "gmp.h"],[
1185 #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 1)
1188 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1190 if test x"$have_gmp" = xyes; then
1192 LIBS="$LIBS $gmplibs"
1193 dnl MPFR 2.2.0 is acceptable but buggy, MPFR 2.2.1 is better.
1194 AC_MSG_CHECKING([for correct version of mpfr.h])
1195 AC_TRY_LINK([#include <gmp.h>
1196 #include <mpfr.h>],[
1197 #if MPFR_VERSION < MPFR_VERSION_NUM(2,2,0)
1205 mpfr_atan2 (n, n, x, GMP_RNDN);
1206 mpfr_erfc (n, x, GMP_RNDN);
1207 mpfr_subnormalize (x, t, GMP_RNDN);
1208 ], [AC_TRY_LINK([#include <gmp.h>
1209 #include <mpfr.h>],[
1210 #if MPFR_VERSION < MPFR_VERSION_NUM(2,2,1)
1213 mpfr_t n; mpfr_init(n);
1214 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1215 [AC_MSG_RESULT([no]); have_gmp=no])
1218 CFLAGS="$saved_CFLAGS"
1220 if test x$have_gmp != xyes; then
1221 AC_MSG_ERROR([Building GCC requires GMP 4.1+ and MPFR 2.2.1+.
1222 Try the --with-gmp and/or --with-mpfr options to specify their locations.
1223 Copies of these libraries' source code can be found at their respective
1224 hosting sites as well as at ftp://gcc.gnu.org/pub/gcc/infrastructure/.
1225 See also http://gcc.gnu.org/install/prerequisites.html for additional info.
1226 If you obtained GMP and/or MPFR from a vendor distribution package, make
1227 sure that you have installed both the libraries and the header files.
1228 They may be located in separate packages.])
1232 # Flags needed for both GMP and/or MPFR
1236 # By default, C is the only stage 1 language.
1237 stage1_languages=,c,
1239 # Figure out what language subdirectories are present.
1240 # Look if the user specified --enable-languages="..."; if not, use
1241 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1243 # NB: embedded tabs in this IF block -- do not untabify
1244 if test -d ${srcdir}/gcc; then
1245 if test x"${enable_languages+set}" != xset; then
1246 if test x"${LANGUAGES+set}" = xset; then
1247 enable_languages="${LANGUAGES}"
1248 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1250 enable_languages=all
1253 if test x"${enable_languages}" = x ||
1254 test x"${enable_languages}" = xyes;
1256 echo configure.in: --enable-languages needs at least one language argument 1>&2
1260 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1262 # 'f95' is the old name for the 'fortran' language. We issue a warning
1263 # and make the substitution.
1264 case ,${enable_languages}, in
1266 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1267 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1271 # First scan to see if an enabled language requires some other language.
1272 # We assume that a given config-lang.in will list all the language
1273 # front ends it requires, even if some are required indirectly.
1274 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1275 case ${lang_frag} in
1277 # The odd quoting in the next line works around
1278 # an apparent bug in bash 1.12 on linux.
1279 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1281 # From the config-lang.in, get $language, $lang_requires
1285 for other in ${lang_requires} ; do
1286 case ,${enable_languages}, in
1290 echo " \`$other' language required by \`$language'; enabling" 1>&2
1291 enable_languages="${enable_languages},${other}"
1299 new_enable_languages=,c,
1300 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1301 potential_languages=,c,
1303 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1304 case ${lang_frag} in
1306 # The odd quoting in the next line works around
1307 # an apparent bug in bash 1.12 on linux.
1308 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1310 # From the config-lang.in, get $language, $target_libs,
1311 # $lang_dirs, $boot_language, and $build_by_default
1317 build_by_default=yes
1319 if test x${language} = x; then
1320 echo "${lang_frag} doesn't set \$language." 1>&2
1324 case ,${enable_languages}, in
1326 # Language was explicitly selected; include it.
1330 # 'all' was selected, select it if it is a default language
1331 add_this_lang=${build_by_default}
1338 # Disable languages that need other directories if these aren't available.
1339 for i in $subdir_requires; do
1340 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1341 case ,${enable_languages}, in
1343 # Specifically requested language; tell them.
1344 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1348 add_this_lang=unsupported
1353 # Disable Ada if no preexisting GNAT is available.
1354 case ,${enable_languages},:${language}:${have_gnat} in
1355 *,${language},*:ada:no)
1356 # Specifically requested language; tell them.
1357 AC_MSG_ERROR([GNAT is required to build $language])
1361 add_this_lang=unsupported
1365 # Disable a language that is unsupported by the target.
1366 case " $unsupported_languages " in
1368 add_this_lang=unsupported
1372 case $add_this_lang in
1374 # Remove language-dependent dirs.
1375 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1378 # Remove language-dependent dirs; still show language as supported.
1379 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1380 potential_languages="${potential_languages}${language},"
1383 new_enable_languages="${new_enable_languages}${language},"
1384 potential_languages="${potential_languages}${language},"
1385 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1386 case ${boot_language} in
1388 # Add to (comma-separated) list of stage 1 languages.
1389 stage1_languages="${stage1_languages}${language},"
1398 AC_ARG_ENABLE(stage1-languages,
1399 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1400 stage1. Mostly useful for compiler development.],
1401 [case ,${enable_stage1_languages}, in
1403 # Set it to something that will have no effect in the loop below
1404 enable_stage1_languages=c ;;
1406 enable_stage1_languages=`echo $new_enable_languages | \
1407 sed -e "s/^,//" -e "s/,$//" ` ;;
1409 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1410 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1413 # Add "good" languages from enable_stage1_languages to stage1_languages,
1414 # while "bad" languages go in missing_languages. Leave no duplicates.
1415 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1416 case $potential_languages in
1418 case $stage1_languages in
1420 *) stage1_languages="$stage1_languages$i," ;;
1423 case $missing_languages in
1425 *) missing_languages="$missing_languages$i," ;;
1430 # Remove leading/trailing commas that were added for simplicity
1431 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1432 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1433 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1434 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1436 if test "x$missing_languages" != x; then
1438 The following requested languages could not be built: ${missing_languages}
1439 Supported languages are: ${potential_languages}])
1441 if test "x$new_enable_languages" != "x$enable_languages"; then
1442 echo The following languages will be built: ${new_enable_languages}
1443 enable_languages="$new_enable_languages"
1446 AC_SUBST(stage1_languages)
1447 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1450 # Handle --disable-<component> generically.
1451 for dir in $configdirs $build_configdirs $target_configdirs ; do
1452 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1453 if eval test x\${enable_${dirname}} "=" xno ; then
1454 noconfigdirs="$noconfigdirs $dir"
1458 # Check for Boehm's garbage collector
1459 AC_ARG_ENABLE(objc-gc,
1460 [ --enable-objc-gc enable use of Boehm's garbage collector with the
1461 GNU Objective-C runtime],
1462 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1463 *,objc,*:*:yes:*target-boehm-gc*)
1464 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1468 # Make sure we only build Boehm's garbage collector if required.
1469 case ,${enable_languages},:${enable_objc_gc} in
1471 # Keep target-boehm-gc if requested for Objective-C.
1474 # Otherwise remove target-boehm-gc depending on target-libjava.
1475 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1476 noconfigdirs="$noconfigdirs target-boehm-gc"
1481 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1482 # $build_configdirs and $target_configdirs.
1483 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1486 for dir in . $skipdirs $noconfigdirs ; do
1487 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1488 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1489 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1490 if test -r $srcdir/$dirname/configure ; then
1491 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1494 notsupp="$notsupp $dir"
1498 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1499 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1500 if test -r $srcdir/$dirname/configure ; then
1501 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1504 notsupp="$notsupp $dir"
1508 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1509 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1510 if test -r $srcdir/$dirname/configure ; then
1511 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1514 notsupp="$notsupp $dir"
1520 # Sometimes the tools are distributed with libiberty but with no other
1521 # libraries. In that case, we don't want to build target-libiberty.
1522 # Don't let libgcc imply libiberty either.
1523 if test -n "${target_configdirs}" ; then
1526 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1527 if test "$i" = "libgcc"; then
1528 libgcc=target-libgcc
1529 elif test "$i" != "libiberty" ; then
1530 if test -r $srcdir/$i/configure ; then
1536 if test -z "${others}" ; then
1537 target_configdirs=$libgcc
1541 # Quietly strip out all directories which aren't configurable in this tree.
1542 # This relies on all configurable subdirectories being autoconfiscated, which
1544 build_configdirs_all="$build_configdirs"
1546 for i in ${build_configdirs_all} ; do
1547 j=`echo $i | sed -e s/build-//g`
1548 if test -f ${srcdir}/$j/configure ; then
1549 build_configdirs="${build_configdirs} $i"
1553 configdirs_all="$configdirs"
1555 for i in ${configdirs_all} ; do
1556 if test -f ${srcdir}/$i/configure ; then
1557 configdirs="${configdirs} $i"
1561 target_configdirs_all="$target_configdirs"
1563 for i in ${target_configdirs_all} ; do
1564 j=`echo $i | sed -e s/target-//g`
1565 if test -f ${srcdir}/$j/configure ; then
1566 target_configdirs="${target_configdirs} $i"
1570 # Produce a warning message for the subdirs we can't configure.
1571 # This isn't especially interesting in the Cygnus tree, but in the individual
1572 # FSF releases, it's important to let people know when their machine isn't
1573 # supported by the one or two programs in a package.
1575 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1576 # If $appdirs is non-empty, at least one of those directories must still
1577 # be configured, or we error out. (E.g., if the gas release supports a
1578 # specified target in some subdirs but not the gas subdir, we shouldn't
1579 # pretend that all is well.)
1580 if test -n "$appdirs" ; then
1581 for dir in $appdirs ; do
1582 if test -r $dir/Makefile.in ; then
1583 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1587 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1593 if test -n "$appdirs" ; then
1594 echo "*** This configuration is not supported by this package." 1>&2
1598 # Okay, some application will build, or we don't care to check. Still
1599 # notify of subdirs not getting built.
1600 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1601 echo " ${notsupp}" 1>&2
1602 echo " (Any other directories should still work fine.)" 1>&2
1610 # To find our prefix, in gcc_cv_tool_prefix.
1615 AC_ARG_WITH([build-sysroot],
1616 [ --with-build-sysroot=SYSROOT
1617 use sysroot as the system root during the build],
1618 [if test x"$withval" != x ; then
1619 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1621 [SYSROOT_CFLAGS_FOR_TARGET=])
1622 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1624 AC_ARG_WITH([debug-prefix-map],
1625 [ --with-debug-prefix-map='A=B C=D ...'
1626 map A to B, C to D ... in debug information],
1627 [if test x"$withval" != x; then
1628 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
1629 for debug_map in $withval; do
1630 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
1633 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
1634 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
1636 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1637 # the named directory are copied to $(tooldir)/sys-include.
1638 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1639 if test x${is_cross_compiler} = xno ; then
1640 echo 1>&2 '***' --with-headers is only supported when cross compiling
1643 if test x"${with_headers}" != xyes ; then
1644 x=${gcc_cv_tool_prefix}
1645 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
1649 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1650 # the name directories are copied to $(tooldir)/lib. Multiple directories
1652 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1653 if test x${is_cross_compiler} = xno ; then
1654 echo 1>&2 '***' --with-libs is only supported when cross compiling
1657 if test x"${with_libs}" != xyes ; then
1658 # Copy the libraries in reverse order, so that files in the first named
1659 # library override files in subsequent libraries.
1660 x=${gcc_cv_tool_prefix}
1661 for l in ${with_libs}; do
1662 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
1667 # Set with_gnu_as and with_gnu_ld as appropriate.
1669 # This is done by determining whether or not the appropriate directory
1670 # is available, and by checking whether or not specific configurations
1671 # have requested that this magic not happen.
1673 # The command line options always override the explicit settings in
1674 # configure.in, and the settings in configure.in override this magic.
1676 # If the default for a toolchain is to use GNU as and ld, and you don't
1677 # want to do that, then you should use the --without-gnu-as and
1678 # --without-gnu-ld options for the configure script.
1680 if test x${use_gnu_as} = x &&
1681 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1683 extra_host_args="$extra_host_args --with-gnu-as"
1686 if test x${use_gnu_ld} = x &&
1687 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1689 extra_host_args="$extra_host_args --with-gnu-ld"
1692 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1693 # can detect this case.
1695 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1697 extra_host_args="$extra_host_args --with-newlib"
1700 # Handle ${copy_dirs}
1701 set fnord ${copy_dirs}
1703 while test $# != 0 ; do
1704 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1707 echo Copying $1 to $2
1709 # Use the install script to create the directory and all required
1710 # parent directories.
1711 if test -d $2 ; then
1715 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1718 # Copy the directory, assuming we have tar.
1719 # FIXME: Should we use B in the second tar? Not all systems support it.
1720 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1722 # It is the responsibility of the user to correctly adjust all
1723 # symlinks. If somebody can figure out how to handle them correctly
1724 # here, feel free to add the code.
1731 # Determine a target-dependent exec_prefix that the installed
1732 # gcc will search in. Keep this list sorted by triplet, with
1733 # the *-*-osname triplets last.
1737 md_exec_prefix=/gnu/lib/gcc-lib
1739 i[[34567]]86-pc-msdosdjgpp*)
1740 md_exec_prefix=/dev/env/DJDIR/bin
1742 i[[34567]]86-*-sco3.2v5*)
1743 if test $with_gnu_as = yes; then
1744 md_exec_prefix=/usr/gnu/bin
1746 md_exec_prefix=/usr/ccs/bin/elf
1751 powerpc-*-chorusos* | \
1752 powerpc*-*-eabi* | \
1753 powerpc*-*-sysv* | \
1754 powerpc*-*-kaos* | \
1756 md_exec_prefix=/usr/ccs/bin
1761 md_exec_prefix=/usr/ccs/bin
1776 md_exec_prefix=/usr/ccs/bin
1780 extra_arflags_for_target=
1781 extra_nmflags_for_target=
1782 extra_ranlibflags_for_target=
1783 target_makefile_frag=/dev/null
1786 target_makefile_frag="config/mt-mep"
1789 target_makefile_frag="config/mt-spu"
1792 target_makefile_frag="config/mt-sde"
1795 target_makefile_frag="config/mt-netware"
1797 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1798 target_makefile_frag="config/mt-gnu"
1800 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1801 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1802 # commands to handle both 32-bit and 64-bit objects. These flags are
1803 # harmless if we're using GNU nm or ar.
1804 extra_arflags_for_target=" -X32_64"
1805 extra_nmflags_for_target=" -B -X32_64"
1808 # ranlib from Darwin requires the -c flag to look at common symbols.
1809 extra_ranlibflags_for_target=" -c"
1811 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1812 target_makefile_frag="config/mt-wince"
1816 alphaieee_frag=/dev/null
1819 # This just makes sure to use the -mieee option to build target libs.
1820 # This should probably be set individually by each library.
1821 alphaieee_frag="config/mt-alphaieee"
1825 # If --enable-target-optspace always use -Os instead of -O2 to build
1826 # the target libraries, similarly if it is not specified, use -Os
1827 # on selected platforms.
1828 ospace_frag=/dev/null
1829 case "${enable_target_optspace}:${target}" in
1831 ospace_frag="config/mt-ospace"
1834 ospace_frag="config/mt-d30v"
1836 :m32r-* | :d10v-* | :fr30-*)
1837 ospace_frag="config/mt-ospace"
1842 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1846 # Default to using --with-stabs for certain targets.
1847 if test x${with_stabs} = x ; then
1849 mips*-*-irix[[56]]*)
1851 mips*-*-* | alpha*-*-osf*)
1853 extra_host_args="${extra_host_args} --with-stabs"
1858 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1859 # them automatically.
1862 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1866 # Some systems (e.g., one of the i386-aix systems the gas testers are
1867 # using) don't handle "\$" correctly, so don't use it here.
1868 tooldir='${exec_prefix}'/${target_noncanonical}
1869 build_tooldir=${tooldir}
1871 # Create a .gdbinit file which runs the one in srcdir
1872 # and tells GDB to look there for source files.
1874 if test -r ${srcdir}/.gdbinit ; then
1877 *) cat > ./.gdbinit <<EOF
1881 source ${srcdir}/.gdbinit
1887 # Make sure that the compiler is able to generate an executable. If it
1888 # can't, we are probably in trouble. We don't care whether we can run the
1889 # executable--we might be using a cross compiler--we only care whether it
1890 # can be created. At this point the main configure script has set CC.
1892 echo "int main () { return 0; }" > conftest.c
1893 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1894 if test $? = 0 ; then
1895 if test -s conftest || test -s conftest.exe ; then
1901 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1902 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1909 # The Solaris /usr/ucb/cc compiler does not appear to work.
1911 sparc-sun-solaris2*)
1912 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1913 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1915 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1916 if test -d /opt/cygnus/bin ; then
1917 if test "$could_use" = "" ; then
1918 could_use="/opt/cygnus/bin"
1920 could_use="$could_use or /opt/cygnus/bin"
1923 if test "$could_use" = "" ; then
1924 echo "Warning: compilation may fail because you're using"
1925 echo "/usr/ucb/cc. You should change your PATH or CC "
1926 echo "variable and rerun configure."
1928 echo "Warning: compilation may fail because you're using"
1929 echo "/usr/ucb/cc, when you should use the C compiler from"
1930 echo "$could_use. You should change your"
1931 echo "PATH or CC variable and rerun configure."
1938 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1939 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
1940 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1943 # Record target_configdirs and the configure arguments for target and
1944 # build configuration in Makefile.
1945 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1946 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1948 # Determine whether gdb needs tk/tcl or not.
1949 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1950 # and in that case we want gdb to be built without tk. Ugh!
1951 # In fact I believe gdb is the *only* package directly dependent on tk,
1952 # so we should be able to put the 'maybe's in unconditionally and
1953 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1954 # 100% sure that that's safe though.
1956 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
1957 case "$enable_gdbtk" in
1961 GDB_TK="${gdb_tk}" ;;
1963 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1964 # distro. Eventually someone will fix this and move Insight, nee
1965 # gdbtk to a separate directory.
1966 if test -d ${srcdir}/gdb/gdbtk ; then
1973 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
1974 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
1976 # Strip out unwanted targets.
1978 # While at that, we remove Makefiles if we were started for recursive
1979 # configuration, so that the top-level Makefile reconfigures them,
1980 # like we used to do when configure itself was recursive.
1982 # Loop over modules. $extrasub must be used with care, limiting as
1983 # much as possible the usage of range addresses. That's because autoconf
1984 # splits the sed script to overcome limits in the number of commands,
1985 # and relying on carefully-timed sed passes may turn out to be very hard
1986 # to maintain later. In this particular case, you just have to be careful
1987 # not to nest @if/@endif pairs, because configure will not warn you at all.
1989 AC_ARG_ENABLE([bootstrap],
1990 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
1991 enable_bootstrap=default)
1993 # Issue errors and warnings for invalid/strange bootstrap combinations.
1994 case "$configdirs" in
1995 *gcc*) have_compiler=yes ;;
1996 *) have_compiler=no ;;
1999 case "$have_compiler:$host:$target:$enable_bootstrap" in
2002 # Default behavior. Enable bootstrap if we have a compiler
2003 # and we are in a native configuration.
2004 yes:$build:$build:default)
2005 enable_bootstrap=yes ;;
2008 enable_bootstrap=no ;;
2010 # We have a compiler and we are in a native configuration, bootstrap is ok
2011 yes:$build:$build:yes)
2014 # Other configurations, but we have a compiler. Assume the user knows
2017 AC_MSG_WARN([trying to bootstrap a cross compiler])
2020 # No compiler: if they passed --enable-bootstrap explicitly, fail
2022 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2024 # Fail if wrong command line
2026 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2030 # Adjust the toplevel makefile according to whether bootstrap was selected.
2031 case "$enable_bootstrap" in
2033 bootstrap_suffix=bootstrap ;;
2035 bootstrap_suffix=no-bootstrap ;;
2038 for module in ${build_configdirs} ; do
2039 if test -z "${no_recursion}" \
2040 && test -f ${build_subdir}/${module}/Makefile; then
2041 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2042 rm -f ${build_subdir}/${module}/Makefile
2045 /^@if build-$module\$/d
2046 /^@endif build-$module\$/d
2047 /^@if build-$module-$bootstrap_suffix\$/d
2048 /^@endif build-$module-$bootstrap_suffix\$/d"
2050 for module in ${configdirs} ; do
2051 if test -z "${no_recursion}"; then
2052 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2053 if test -f ${file}; then
2054 echo 1>&2 "*** removing ${file} to force reconfigure"
2061 /^@endif $module\$/d
2062 /^@if $module-$bootstrap_suffix\$/d
2063 /^@endif $module-$bootstrap_suffix\$/d"
2065 for module in ${target_configdirs} ; do
2066 if test -z "${no_recursion}" \
2067 && test -f ${target_subdir}/${module}/Makefile; then
2068 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2069 rm -f ${target_subdir}/${module}/Makefile
2072 /^@if target-$module\$/d
2073 /^@endif target-$module\$/d
2074 /^@if target-$module-$bootstrap_suffix\$/d
2075 /^@endif target-$module-$bootstrap_suffix\$/d"
2079 /^@if /,/^@endif /d"
2081 # Create the serialization dependencies. This uses a temporary file.
2083 AC_ARG_ENABLE([serial-configure],
2084 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2085 force sequential configuration of
2086 sub-packages for the host, target or build
2087 machine, or all sub-packages])
2089 case ${enable_serial_configure} in
2091 enable_serial_build_configure=yes
2092 enable_serial_host_configure=yes
2093 enable_serial_target_configure=yes
2097 # These force 'configure's to be done one at a time, to avoid problems
2098 # with contention over a shared config.cache.
2100 echo '# serdep.tmp' > serdep.tmp
2102 test "x${enable_serial_build_configure}" = xyes &&
2103 for item in ${build_configdirs} ; do
2106 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2111 test "x${enable_serial_host_configure}" = xyes &&
2112 for item in ${configdirs} ; do
2115 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2120 test "x${enable_serial_target_configure}" = xyes &&
2121 for item in ${target_configdirs} ; do
2124 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2128 serialization_dependencies=serdep.tmp
2129 AC_SUBST_FILE(serialization_dependencies)
2131 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2132 # target, nonopt, and variable assignments. These are the ones we
2133 # might not want to pass down to subconfigures. Also strip
2134 # program-prefix, program-suffix, and program-transform-name, so that
2135 # we can pass down a consistent program-transform-name.
2139 eval "set -- $ac_configure_args"
2142 if test X"$skip_next" = X"yes"; then
2146 if test X"$keep_next" = X"yes"; then
2149 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2151 baseargs="$baseargs '$ac_arg'"
2156 # Handle separated arguments. Based on the logic generated by
2159 *=* | --config-cache | -C | -disable-* | --disable-* \
2160 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2161 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2162 | -with-* | --with-* | -without-* | --without-* | --x)
2188 -program-prefix* | \
2189 -program-suffix* | \
2190 -program-transform-name* )
2191 skip_next=$separate_arg
2195 # An option. Add it.
2198 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2200 baseargs="$baseargs '$ac_arg'"
2201 keep_next=$separate_arg
2204 # Either a variable assignment, or a nonopt (triplet). Don't
2205 # pass it down; let the Makefile handle this.
2210 # Remove the initial space we just introduced and, as these will be
2211 # expanded by make, quote '$'.
2212 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2214 # Add in --program-transform-name, after --program-prefix and
2215 # --program-suffix have been applied to it. Autoconf has already
2216 # doubled dollar signs and backslashes in program_transform_name; we want
2217 # the backslashes un-doubled, and then the entire thing wrapped in single
2218 # quotes, because this will be expanded first by make and then by the shell.
2219 # Also, because we want to override the logic in subdir configure scripts to
2220 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2221 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2222 ${program_transform_name}
2224 gcc_transform_name=`cat conftestsed.out`
2225 rm -f conftestsed.out
2226 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2227 if test "$silent" = yes; then
2228 baseargs="$baseargs --silent"
2231 # For the build-side libraries, we just need to pretend we're native,
2232 # and not use the same cache file. Multilibs are neither needed nor
2234 build_configargs="--cache-file=../config.cache ${baseargs}"
2236 # For host modules, accept cache file option, or specification as blank.
2237 case "${cache_file}" in
2239 cache_file_option="" ;;
2240 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2241 cache_file_option="--cache-file=${cache_file}" ;;
2243 cache_file_option="--cache-file=../${cache_file}" ;;
2246 # Host dirs don't like to share a cache file either, horribly enough.
2247 # This seems to be due to autoconf 2.5x stupidity.
2248 host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
2250 target_configargs=${baseargs}
2252 # Passing a --with-cross-host argument lets the target libraries know
2253 # whether they are being built with a cross-compiler or being built
2254 # native. However, it would be better to use other mechanisms to make the
2255 # sorts of decisions they want to make on this basis. Please consider
2256 # this option to be deprecated. FIXME.
2257 if test x${is_cross_compiler} = xyes ; then
2258 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2261 # Default to --enable-multilib.
2262 if test x${enable_multilib} = x ; then
2263 target_configargs="--enable-multilib ${target_configargs}"
2266 # Pass --with-newlib if appropriate. Note that target_configdirs has
2267 # changed from the earlier setting of with_newlib.
2268 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2269 target_configargs="--with-newlib ${target_configargs}"
2272 # Different target subdirs use different values of certain variables
2273 # (notably CXX). Worse, multilibs use *lots* of different values.
2274 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2275 # it doesn't automatically accept command-line overrides of them.
2276 # This means it's not safe for target subdirs to share a cache file,
2277 # which is disgusting, but there you have it. Hopefully this can be
2278 # fixed in future. It's still worthwhile to use a cache file for each
2279 # directory. I think.
2281 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2282 # We need to pass --target, as newer autoconf's requires consistency
2283 # for target_alias and gcc doesn't manage it consistently.
2284 target_configargs="--cache-file=./config.cache ${target_configargs}"
2287 case " $target_configdirs " in
2289 case " $target_configargs " in
2290 *" --with-newlib "*)
2293 FLAGS_FOR_TARGET=$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' ;;
2296 # If we're not building GCC, don't discard standard headers.
2297 if test -d ${srcdir}/gcc; then
2298 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2300 if test "${build}" != "${host}"; then
2301 # On Canadian crosses, CC_FOR_TARGET will have already been set
2302 # by `configure', so we won't have an opportunity to add -Bgcc/
2303 # to it. This is right: we don't want to search that directory
2304 # for binaries, but we want the header files in there, so add
2306 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2308 # Someone might think of using the pre-installed headers on
2309 # Canadian crosses, in case the installed compiler is not fully
2310 # compatible with the compiler being built. In this case, it
2311 # would be better to flag an error than risking having
2312 # incompatible object files being constructed. We can't
2313 # guarantee that an error will be flagged, but let's hope the
2314 # compiler will do it, when presented with incompatible header
2319 case "${target}-${is_cross_compiler}" in
2320 i[[3456789]]86-*-linux*-no)
2321 # Here host == target, so we don't need to build gcc,
2322 # so we don't want to discard standard headers.
2323 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2326 # If we're building newlib, use its generic headers last, but search
2327 # for any libc-related directories first (so make it the last -B
2329 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2331 # If we're building libgloss, find the startup file, simulator library
2332 # and linker script.
2333 case " $target_configdirs " in
2335 # Look for startup file, simulator library and maybe linker script.
2336 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
2337 # Look for libnosys.a in case the target needs it.
2338 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2339 # Most targets have the linker script in the source directory.
2340 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
2351 # Can't be handled as Cygwin above since Mingw does not use newlib.
2352 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include' ;;
2355 # Allow the user to override the flags for
2356 # our build compiler if desired.
2357 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2359 # On Canadian crosses, we'll be searching the right directories for
2360 # the previously-installed cross compiler, so don't bother to add
2361 # flags for directories within the install tree of the compiler
2362 # being built; programs in there won't even run.
2363 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2364 # Search for pre-installed headers if nothing else fits.
2365 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2368 if test "x${use_gnu_ld}" = x &&
2369 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2370 # Arrange for us to find uninstalled linker scripts.
2371 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2374 # Search for other target-specific linker scripts and such.
2377 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
2381 # Makefile fragments.
2382 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2384 eval fragval=\$$frag
2385 if test $fragval != /dev/null; then
2386 eval $frag=${srcdir}/$fragval
2389 AC_SUBST_FILE(host_makefile_frag)
2390 AC_SUBST_FILE(target_makefile_frag)
2391 AC_SUBST_FILE(alphaieee_frag)
2392 AC_SUBST_FILE(ospace_frag)
2394 # Miscellanea: directories, flags, etc.
2395 AC_SUBST(RPATH_ENVVAR)
2397 AC_SUBST(build_tooldir)
2398 AC_SUBST(CONFIGURE_GDB_TK)
2400 AC_SUBST(INSTALL_GDB_TK)
2402 # Build module lists & subconfigure args.
2403 AC_SUBST(build_configargs)
2404 AC_SUBST(build_configdirs)
2406 # Host module lists & subconfigure args.
2407 AC_SUBST(host_configargs)
2408 AC_SUBST(configdirs)
2410 # Target module lists & subconfigure args.
2411 AC_SUBST(target_configargs)
2415 AC_SUBST(CC_FOR_BUILD)
2416 AC_SUBST(config_shell)
2418 # Generate default definitions for YACC, M4, LEX and other programs that run
2419 # on the build machine. These are used if the Makefile can't locate these
2420 # programs in objdir.
2421 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
2423 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
2424 case " $build_configdirs " in
2425 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
2426 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
2429 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
2430 case " $build_configdirs " in
2431 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
2434 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
2435 case " $build_configdirs " in
2436 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
2439 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
2440 case " $build_configdirs " in
2441 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2442 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
2445 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
2446 case " $build_configdirs " in
2447 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2450 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
2451 case " $build_configdirs " in
2452 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
2455 # For an installed makeinfo, we require it to be from texinfo 4.4 or
2456 # higher, else we use the "missing" dummy.
2457 if ${MAKEINFO} --version \
2458 | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.[4-9]|[5-9])' >/dev/null 2>&1; then
2461 MAKEINFO="$MISSING makeinfo"
2467 # FIXME: expect and dejagnu may become build tools?
2469 AC_CHECK_PROGS(EXPECT, expect, expect)
2470 case " $configdirs " in
2472 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
2476 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
2477 case " $configdirs " in
2479 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
2485 NCN_STRICT_CHECK_TOOLS(AR, ar)
2486 NCN_STRICT_CHECK_TOOLS(AS, as)
2487 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2488 NCN_STRICT_CHECK_TOOLS(LD, ld)
2489 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
2490 NCN_STRICT_CHECK_TOOLS(NM, nm)
2491 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2492 NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
2493 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2494 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
2495 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2496 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
2500 AC_SUBST(CFLAGS_FOR_BUILD)
2504 AC_ARG_WITH([build-time-tools],
2505 [ --with-build-time-tools=PATH
2506 use given path to find target tools during the build],
2507 [case x"$withval" in
2510 with_build_time_tools=
2511 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
2514 [with_build_time_tools=])
2516 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2517 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2518 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2519 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2520 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2522 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
2523 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
2524 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2525 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
2526 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
2527 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
2528 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
2529 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2530 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
2531 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2532 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
2534 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2536 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
2537 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
2538 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2539 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
2540 [gcc/g++ -B$$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],
2542 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
2543 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2545 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
2546 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2547 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
2548 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
2549 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
2550 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
2551 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
2552 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
2553 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
2554 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
2555 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
2556 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
2557 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
2558 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
2560 AC_SUBST(FLAGS_FOR_TARGET)
2561 AC_SUBST(RAW_CXX_FOR_TARGET)
2563 # Certain tools may need extra flags.
2564 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2565 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2566 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2568 # When building target libraries, except in a Canadian cross, we use
2569 # the same toolchain as the compiler we just built.
2570 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
2571 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
2572 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
2573 if test $host = $build; then
2574 case " $configdirs " in
2576 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
2577 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
2578 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
2583 AC_SUBST(COMPILER_AS_FOR_TARGET)
2584 AC_SUBST(COMPILER_LD_FOR_TARGET)
2585 AC_SUBST(COMPILER_NM_FOR_TARGET)
2587 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2588 AC_ARG_ENABLE(maintainer-mode,
2589 [ --enable-maintainer-mode enable make rules and dependencies not useful
2590 (and sometimes confusing) to the casual installer],
2591 USE_MAINTAINER_MODE=$enableval,
2592 USE_MAINTAINER_MODE=no)
2593 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2594 AC_SUBST(MAINTAINER_MODE_TRUE)
2595 AC_SUBST(MAINTAINER_MODE_FALSE)
2596 if test "$USE_MAINTAINER_MODE" = yes; then
2597 MAINTAINER_MODE_TRUE=
2598 MAINTAINER_MODE_FALSE='#'
2600 MAINTAINER_MODE_TRUE='#'
2601 MAINTAINER_MODE_FALSE=
2603 MAINT=$MAINTAINER_MODE_TRUE
2606 # ---------------------
2607 # GCC bootstrap support
2608 # ---------------------
2610 # Stage specific cflags for build.
2615 yes) stage1_cflags="-g -Wa,-J" ;;
2616 *) stage1_cflags="-g -J" ;;
2620 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
2621 if test "$GCC" = yes; then
2622 saved_CFLAGS="$CFLAGS"
2624 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
2625 CFLAGS="$CFLAGS -fkeep-inline-functions"
2626 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
2628 #if (__GNUC__ < 3) \
2629 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
2630 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
2631 #error http://gcc.gnu.org/PR29382
2634 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
2635 [AC_MSG_RESULT([no])])
2637 CFLAGS="$saved_CFLAGS"
2640 AC_SUBST(stage1_cflags)
2642 # Enable --enable-checking in stage1 of the compiler.
2643 AC_ARG_ENABLE(stage1-checking,
2644 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
2646 [stage1_checking=--enable-checking=${enable_stage1_checking}],
2647 [if test "x$enable_checking" = xno; then
2648 stage1_checking=--enable-checking=yes,types
2650 stage1_checking=--enable-checking=types${enable_checking+,}$enable_checking
2652 AC_SUBST(stage1_checking)
2654 # Enable -Werror in bootstrap stage2 and later.
2655 AC_ARG_ENABLE(werror,
2656 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2657 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
2662 case ${enable_werror} in
2663 yes) stage2_werror_flag="--enable-werror-always" ;;
2664 *) stage2_werror_flag="" ;;
2666 AC_SUBST(stage2_werror_flag)
2668 # Flags needed to enable html installing and building
2669 AC_ARG_WITH(datarootdir,
2670 [ --with-datarootdir use datarootdir as the data root directory.],
2671 [datarootdir="\${prefix}/${withval}"],
2672 [datarootdir="\${prefix}/share"])
2675 [ --with-docdir install documentation in this directory.],
2676 [docdir="\${prefix}/${withval}"],
2677 [docdir="\${datarootdir}/doc"])
2680 [ --with-pdfdir install pdf in this directory.],
2681 [pdfdir="\${prefix}/${withval}"],
2682 [pdfdir="\${docdir}"])
2684 AC_ARG_WITH(htmldir,
2685 [ --with-htmldir install html in this directory.],
2686 [htmldir="\${prefix}/${withval}"],
2687 [htmldir="\${docdir}"])
2689 AC_SUBST(datarootdir)