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
44 m4_pattern_allow([^AS_FOR_BUILD$])dnl
46 # Get 'install' or 'install-sh' and its variants.
51 ### we might need to use some other shell than /bin/sh for running subshells
52 ### If we are on Windows, search for the shell. This will permit people
53 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
54 ### without also having to set CONFIG_SHELL. This code will work when
55 ### using bash, which sets OSTYPE.
58 if test x${CONFIG_SHELL} = x ; then
59 if test ! -f /bin/sh ; then
60 if test x${SHELL} != x && test -f ${SHELL} ; then
64 for prog in sh sh.exe bash bash.exe; do
65 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
67 test -z "$dir" && dir=.
68 if test -f $dir/$prog; then
69 CONFIG_SHELL=$dir/$prog
75 test -n "${CONFIG_SHELL}" && break
83 config_shell=${CONFIG_SHELL-/bin/sh}
86 # if PWD already has a value, it is probably wrong.
87 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
89 # Export original configure arguments for use by sub-configures.
90 # Quote arguments with shell meta charatcers.
91 TOPLEVEL_CONFIGURE_ARGUMENTS=
92 set -- "$progname" "$@"
96 *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
97 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
98 # if the argument is of the form -foo=baz, quote the baz part only
99 ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
102 # Add the quoted argument to the list.
103 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
105 if test "$silent" = yes; then
106 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
108 # Remove the initial space we just introduced and, as these will be
109 # expanded by make, quote '$'.
110 TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
111 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
113 moveifchange=${srcdir}/move-if-change
115 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
117 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
119 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
120 INSTALL="${srcpwd}/install-sh -c"
123 # Set srcdir to "." if that's what it is.
124 # This is important for multilib support.
126 if test "${pwd}" = "${srcpwd}" ; then
134 ### To add a new directory to the tree, first choose whether it is a target
135 ### or a host dependent tool. Then put it into the appropriate list
136 ### (library or tools, host or target), doing a dependency sort.
138 # Subdirs will be configured in the order listed in build_configdirs,
139 # configdirs, or target_configdirs; see the serialization section below.
141 # Dependency sorting is only needed when *configuration* must be done in
142 # a particular order. In all cases a dependency should be specified in
143 # the Makefile, whether or not it's implicitly specified here.
145 # Double entries in build_configdirs, configdirs, or target_configdirs may
146 # cause circular dependencies and break everything horribly.
148 # these library is used by various programs built for the build
151 build_libs="build-libiberty"
153 # these tools are built for the build environment
154 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
156 # these libraries are used by various programs built for the host environment
158 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr"
160 # these tools are built for the host environment
161 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
162 # know that we are building the simulator.
163 # binutils, gas and ld appear in that order because it makes sense to run
164 # "make check" in that particular order.
165 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"
167 # libgcj represents the runtime libraries only used by gcj.
168 libgcj="target-libffi \
173 # these libraries are built for the target environment, and are built after
174 # the host libraries and the host tools (which may be a cross compiler)
176 target_libraries="target-libgcc \
181 target-libstdc++-v3 \
190 # these tools are built using the target libraries, and are intended to
191 # run only in the target environment
193 # note: any program that *uses* libraries that are in the "target_libraries"
194 # list belongs in this list. those programs are also very likely
195 # candidates for the "native_only" list which follows
197 target_tools="target-examples target-groff target-gperf target-rda"
199 ################################################################################
201 ## All tools belong in one of the four categories, and are assigned above
202 ## We assign ${configdirs} this way to remove all embedded newlines. This
203 ## is important because configure will choke if they ever get through.
204 ## ${configdirs} is directories we build using the host tools.
205 ## ${target_configdirs} is directories we build using the target tools.
206 configdirs=`echo ${host_libs} ${host_tools}`
207 target_configdirs=`echo ${target_libraries} ${target_tools}`
208 build_configdirs=`echo ${build_libs} ${build_tools}`
210 m4_divert_text([PARSE_ARGS],
211 [ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
214 ################################################################################
216 srcname="gnu development package"
218 # This gets set non-empty for some net releases of packages.
221 # Define is_cross_compiler to save on calls to 'test'.
223 if test x"${host}" = x"${target}" ; then
226 is_cross_compiler=yes
229 # Find the build and target subdir names.
232 # Skipdirs are removed silently.
234 # Noconfigdirs are removed loudly.
238 # Make sure we don't let GNU ld be added if we didn't want it.
239 if test x$with_gnu_ld = xno ; then
241 noconfigdirs="$noconfigdirs ld"
245 # Make sure we don't let GNU as be added if we didn't want it.
246 if test x$with_gnu_as = xno ; then
248 noconfigdirs="$noconfigdirs gas"
251 # some tools are so dependent upon X11 that if we're not building with X,
252 # it's not even worth trying to configure, much less build, that tool.
255 yes | "") ;; # the default value for this tree is that X11 is available
257 skipdirs="${skipdirs} tk itcl libgui"
258 # We won't be able to build gdbtk without X.
261 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
264 # Some tools are only suitable for building in a "native" situation.
265 # Remove these if host!=target.
266 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"
268 # Similarly, some are only suitable for cross toolchains.
269 # Remove these if host=target.
270 cross_only="target-libgloss target-newlib target-opcodes"
272 case $is_cross_compiler in
273 no) skipdirs="${skipdirs} ${cross_only}" ;;
274 yes) skipdirs="${skipdirs} ${native_only}" ;;
277 # If both --with-headers and --with-libs are specified, default to
279 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
280 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
281 if test x"${with_newlib}" = x ; then
286 # Recognize --with-newlib/--without-newlib.
287 case ${with_newlib} in
288 no) skipdirs="${skipdirs} target-newlib" ;;
289 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
292 # Configure extra directories which are host specific
296 configdirs="$configdirs libtermcap" ;;
299 # A target can indicate whether a language isn't supported for some reason.
300 # Only spaces may be used in this macro; not newlines or tabs.
301 unsupported_languages=
303 # Remove more programs from consideration, based on the host or
304 # target this usually means that a port of the program doesn't
309 noconfigdirs="$noconfigdirs byacc"
311 i[[3456789]]86-*-vsta)
312 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
314 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
315 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
318 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
320 i[[3456789]]86-*-mingw32*)
321 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
322 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
324 i[[3456789]]86-*-beos*)
325 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
328 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
331 noconfigdirs="$noconfigdirs rcs"
334 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
337 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
342 AC_ARG_ENABLE(libada,
343 [ --enable-libada build libada directory],
344 ENABLE_LIBADA=$enableval,
346 if test "${ENABLE_LIBADA}" != "yes" ; then
347 noconfigdirs="$noconfigdirs gnattools"
350 AC_ARG_ENABLE(libssp,
351 [ --enable-libssp build libssp directory],
352 ENABLE_LIBSSP=$enableval,
355 # Save it here so that, even in case of --enable-libgcj, if the Java
356 # front-end isn't enabled, we still get libgcj disabled.
358 case $enable_libgcj in
360 # If we reset it here, it won't get added to noconfigdirs in the
361 # target-specific build rules, so it will be forcibly enabled
362 # (unless the Java language itself isn't enabled).
366 # Make sure we get it printed in the list of not supported target libs.
367 noconfigdirs="$noconfigdirs ${libgcj}"
372 # Disable libmudflap on some systems.
373 if test x$enable_libmudflap = x ; then
375 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux*)
376 # Enable libmudflap by default in GNU and friends.
379 # Enable libmudflap by default in FreeBSD.
382 # Disable it by default everywhere else.
383 noconfigdirs="$noconfigdirs target-libmudflap"
388 # Disable libgomp on non POSIX hosted systems.
389 if test x$enable_libgomp = x ; then
390 # Enable libgomp by default on hosted POSIX systems.
392 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
394 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
396 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
398 *-*-darwin* | *-*-aix*)
401 noconfigdirs="$noconfigdirs target-libgomp"
406 # Default libgloss CPU subdirectory.
407 libgloss_dir="$target_cpu"
411 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
413 powerpc-*-darwin* | i[[3456789]]86-*-darwin* | x86_64-*-darwin9*)
414 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
415 noconfigdirs="$noconfigdirs sim target-rda"
418 noconfigdirs="$noconfigdirs ld gas gdb gprof"
419 noconfigdirs="$noconfigdirs sim target-rda"
420 noconfigdirs="$noconfigdirs ${libgcj}"
422 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
423 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
426 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
427 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
428 && test -f /usr/local/include/gmp.h; then
432 # Skip some stuff that's unsupported on some FreeBSD configurations.
437 noconfigdirs="$noconfigdirs ${libgcj}"
442 # Remove unsupported stuff on all kaOS configurations.
443 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
444 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
445 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
446 noconfigdirs="$noconfigdirs target-libgloss"
449 # Skip some stuff on all NetBSD configurations.
450 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
452 # Skip some stuff that's unsupported on some NetBSD configurations.
454 i*86-*-netbsdelf*) ;;
455 arm*-*-netbsdelf*) ;;
457 noconfigdirs="$noconfigdirs ${libgcj}"
462 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
465 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
467 # The tpf target doesn't support gdb yet.
469 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
472 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
475 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
478 # ld works, but does not support shared libraries.
479 # newlib is not 64 bit ready. I'm not sure about fileutils.
480 # gas doesn't generate exception information.
481 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
484 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
487 # newlib is not 64 bit ready
488 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
491 # newlib is not 64 bit ready
492 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
495 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
498 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
500 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
501 noconfigdirs="$noconfigdirs ${libgcj}"
502 noconfigdirs="$noconfigdirs target-examples"
503 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
504 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
505 noconfigdirs="$noconfigdirs expect dejagnu"
506 # the C++ libraries don't build on top of CE's C libraries
507 noconfigdirs="$noconfigdirs target-libstdc++-v3"
508 noconfigdirs="$noconfigdirs target-newlib"
510 *-*-cygwin*) ;; # keep gdb and readline
511 *) noconfigdirs="$noconfigdirs gdb readline"
517 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
521 arm-*-coff | strongarm-*-coff | xscale-*-coff)
522 noconfigdirs="$noconfigdirs ${libgcj}"
525 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
526 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
529 arm*-*-linux-gnueabi)
530 noconfigdirs="$noconfigdirs target-qthreads"
531 noconfigdirs="$noconfigdirs target-libobjc"
532 case ${with_newlib} in
533 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
538 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
542 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
545 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
548 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
551 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
554 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
557 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
560 noconfigdirs="$noconfigdirs gdb"
561 if test x${is_cross_compiler} != xno ; then
562 target_configdirs="${target_configdirs} target-bsp target-cygmon"
566 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
568 c54x*-*-* | tic54x-*-*)
569 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
571 cris-*-* | crisv32-*-*)
572 unsupported_languages="$unsupported_languages java"
575 unsupported_languages="$unsupported_languages fortran"
576 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
578 unsupported_languages="$unsupported_languages fortran"
579 noconfigdirs="$noconfigdirs target-boehm-gc";;
581 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
583 unsupported_languages="$unsupported_languages fortran"
584 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
589 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
592 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
595 noconfigdirs="$noconfigdirs ${libgcj} gdb"
597 ep9312-*-elf | ep9312-*-coff)
601 noconfigdirs="$noconfigdirs ${libgcj} gdb"
604 noconfigdirs="$noconfigdirs ${libgcj}"
607 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
610 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
612 hppa1.1-*-osf* | hppa1.1-*-bsd* )
614 hppa*64*-*-linux* | parisc*64*-*-linux*)
615 # In this case, it's because the hppa64-linux target is for
616 # the kernel only at this point and has no libc, and thus no
617 # headers, crt*.o, etc., all of which are needed by these.
618 noconfigdirs="$noconfigdirs target-zlib"
620 parisc*-*-linux* | hppa*-*-linux*)
626 noconfigdirs="$noconfigdirs ${libgcj}"
629 noconfigdirs="$noconfigdirs ld shellutils"
635 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
636 # build on HP-UX 10.20.
637 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
640 noconfigdirs="$noconfigdirs ${libgcj} gdb"
643 # No gdb support yet.
644 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
647 # No gdb or ld support yet.
648 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
652 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
653 noconfigdirs="$noconfigdirs ${libgcj}"
656 i[[3456789]]86-*-linux*)
657 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
658 # not build java stuff by default.
661 noconfigdirs="$noconfigdirs ${libgcj}";;
664 # This section makes it possible to build newlib natively on linux.
665 # If we are using a cross compiler then don't configure newlib.
666 if test x${is_cross_compiler} != xno ; then
667 noconfigdirs="$noconfigdirs target-newlib"
669 noconfigdirs="$noconfigdirs target-libgloss"
670 # If we are not using a cross compiler, do configure newlib.
671 # Note however, that newlib will only be configured in this situation
672 # if the --with-newlib option has been given, because otherwise
673 # 'target-newlib' will appear in skipdirs.
675 i[[3456789]]86-*-mingw32*)
676 target_configdirs="$target_configdirs target-winsup"
677 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
680 target_configdirs="$target_configdirs target-winsup"
681 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
684 target_configdirs="$target_configdirs target-libtermcap target-winsup"
685 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
686 # always build newlib if winsup directory is present.
687 if test -d "$srcdir/winsup/cygwin"; then
688 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
689 elif test -d "$srcdir/newlib"; then
690 echo "Warning: winsup/cygwin is missing so newlib can't be built."
693 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
694 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
697 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
699 i[[3456789]]86-*-sco3.2v5*)
700 # The linker does not yet know about weak symbols in COFF,
701 # and is not configured to handle mixed ELF and COFF.
702 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
704 i[[3456789]]86-*-sco*)
705 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
707 i[[3456789]]86-*-solaris2*)
708 noconfigdirs="$noconfigdirs target-libgloss"
710 i[[3456789]]86-*-sysv4*)
711 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
713 i[[3456789]]86-*-beos*)
714 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
716 i[[3456789]]86-*-rdos*)
717 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
720 noconfigdirs="$noconfigdirs ${libgcj}"
722 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
723 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
727 noconfigdirs="$noconfigdirs ${libgcj}"
730 noconfigdirs="$noconfigdirs ${libgcj}"
736 # The EPOC C++ environment does not support exceptions or rtti,
737 # and so building libstdc++-v3 tends not to always work.
738 noconfigdirs="$noconfigdirs target-libstdc++-v3"
741 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
742 unsupported_languages="$unsupported_languages fortran java"
745 noconfigdirs="$noconfigdirs ${libgcj}"
748 noconfigdirs="$noconfigdirs ${libgcj}"
751 noconfigdirs="$noconfigdirs sim"
754 # copied from rs6000-*-* entry
755 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
757 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
758 target_configdirs="$target_configdirs target-winsup"
759 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
760 # always build newlib.
761 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
763 # This is temporary until we can link against shared libraries
764 powerpcle-*-solaris*)
765 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
769 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
772 noconfigdirs="$noconfigdirs ${libgcj}"
775 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
779 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
782 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
785 noconfigdirs="$noconfigdirs gprof ${libgcj}"
788 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
791 skipdirs="$skipdirs target-libiberty"
792 noconfigdirs="$noconfigdirs ${libgcj}"
793 if test x$with_newlib = xyes; then
794 noconfigdirs="$noconfigdirs gprof"
799 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
802 # Linking libjava exceeds command-line length limits on at least
803 # IRIX 6.2, but not on IRIX 6.5.
804 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
805 # <oldham@codesourcery.com>
806 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
809 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
812 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
815 noconfigdirs="$noconfigdirs gprof ${libgcj}"
819 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
823 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
824 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
825 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
826 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
828 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
830 sparclet-*-aout* | sparc86x-*-*)
834 noconfigdirs="$noconfigdirs ${libgcj}"
837 noconfigdirs="$noconfigdirs ${libgcj}"
841 noconfigdirs="$noconfigdirs ${libgcj}"
845 noconfigdirs="$noconfigdirs ${libgcj}"
846 if test x${is_cross_compiler} != xno ; then
847 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
852 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
853 noconfigdirs="$noconfigdirs ${libgcj}"
855 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
858 skipdirs="target-libssp"
861 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
864 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
867 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
870 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
873 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
876 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
879 noconfigdirs="$noconfigdirs ${libgcj}"
882 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
884 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
885 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
888 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
891 noconfigdirs="$noconfigdirs ${libgcj}"
895 # If we aren't building newlib, then don't build libgloss, since libgloss
896 # depends upon some newlib header files.
897 case "${noconfigdirs}" in
898 *target-libgloss*) ;;
899 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
902 # Work in distributions that contain no compiler tools, like Autoconf.
904 host_makefile_frag=/dev/null
905 if test -d ${srcdir}/config ; then
908 # Avoid "too much defining" errors from HPUX compiler.
909 tentative_cc="cc -Wp,-H256000"
910 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
911 # If it's HP/UX ar, this should be harmless.
915 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
918 #None of the Apollo compilers can compile gas or binutils. The preprocessor
919 # chokes on bfd, the compiler won't let you assign integers to enums, and
920 # other problems. Defining CC to gcc is a questionable way to say "don't use
921 # the apollo compiler" (the preferred version of GCC could be called cc,
922 # or whatever), but I'm not sure leaving CC as cc is any better...
923 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
924 # Used to have BISON=yacc.
928 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
931 # Under CX/UX, we want to tell the compiler to use ANSI mode.
932 tentative_cc="cc -Xa"
933 host_makefile_frag="config/mh-cxux"
938 tentative_cc="cc -Wf,-XNg1000"
939 host_makefile_frag="config/mh-decstation"
942 # The C compiler on NEC MIPS SVR4 needs bigger tables.
943 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
944 host_makefile_frag="config/mh-necv4"
947 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
948 # environment. Also bump switch table size so that cp-parse will
949 # compile. Bump string length limit so linker builds.
950 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
953 host_makefile_frag="config/mh-sysv4"
956 # This is for a MIPS running RISC/os 4.52C.
958 # This is needed for GDB, but needs to be in the top-level make because
959 # if a library is compiled with the bsd headers and gets linked with the
960 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
962 # ptrace(2) apparently has problems in the BSD environment. No workaround is
963 # known except to select the sysv environment. Could we use /proc instead?
964 # These "sysv environments" and "bsd environments" often end up being a pain.
966 # This is not part of CFLAGS because perhaps not all C compilers have this
968 tentative_cc="cc -systype sysv"
973 i[[3456789]]86-*-sysv5*)
974 host_makefile_frag="config/mh-sysv5"
976 i[[3456789]]86-*-dgux*)
977 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
978 host_makefile_frag="config/mh-dgux386"
980 i[[3456789]]86-ncr-sysv4.3*)
981 # The MetaWare compiler will generate a copyright message unless you
982 # turn it off by adding the -Hnocopyr flag.
983 tentative_cc="cc -Hnocopyr"
985 i[[3456789]]86-ncr-sysv4*)
986 # for an NCR 3000 (i486/SVR4) system.
987 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
988 # This compiler not only emits obnoxious copyright messages every time
989 # you run it, but it chokes and dies on a whole bunch of GNU source
990 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
991 tentative_cc="/usr/ccs/ATT/cc"
992 host_makefile_frag="config/mh-ncr3000"
994 i[[3456789]]86-*-sco3.2v5*)
996 i[[3456789]]86-*-sco*)
997 # The native C compiler botches some simple uses of const. Unfortunately,
998 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
999 tentative_cc="cc -Dconst="
1000 host_makefile_frag="config/mh-sco"
1002 i[[3456789]]86-*-udk*)
1003 host_makefile_frag="config/mh-sysv5"
1005 i[[3456789]]86-*-solaris2*)
1006 host_makefile_frag="config/mh-sysv4"
1008 i[[3456789]]86-*-msdosdjgpp*)
1009 host_makefile_frag="config/mh-djgpp"
1012 host_makefile_frag="config/mh-cygwin"
1015 host_makefile_frag="config/mh-mingw"
1018 host_makefile_frag="config/mh-mingw"
1021 host_makefile_frag="config/mh-interix"
1024 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1028 host_makefile_frag="config/mh-solaris"
1031 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1032 # without overflowing the jump tables (-J says to use a 32 bit table)
1033 tentative_cc="cc -J"
1036 tentative_cc="cc -Wp,-H256000"
1039 tentative_cc="cc -Wp,-H256000"
1042 # /bin/cc is less than useful for our purposes. Always use GCC
1043 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1044 host_makefile_frag="config/mh-lynxrs6k"
1047 host_makefile_frag="config/mh-ppc-darwin"
1050 host_makefile_frag="config/mh-ppc-aix"
1053 host_makefile_frag="config/mh-ppc-aix"
1056 # /bin/cc is less than useful for our purposes. Always use GCC
1057 tentative_cc="/bin/gcc"
1060 host_makefile_frag="config/mh-sysv4"
1062 # This is placed last to prevent interfering with the cases above.
1064 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1065 host_makefile_frag="config/mh-x86omitfp"
1070 # If we aren't going to be using gcc, see if we can extract a definition
1071 # of CC from the fragment.
1072 # Actually, use the 'pre-extracted' version above.
1073 if test -z "${CC}" && test "${build}" = "${host}" ; then
1074 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1076 for dir in $PATH; do
1077 test -z "$dir" && dir=.
1078 if test -f $dir/gcc; then
1084 if test -z "${found}" && test -n "${tentative_cc}" ; then
1089 if test "${build}" != "${host}" ; then
1090 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1091 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1092 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1093 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1094 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1095 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1096 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1097 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1098 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1099 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1100 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1101 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1103 AR_FOR_BUILD="\$(AR)"
1104 AS_FOR_BUILD="\$(AS)"
1105 CC_FOR_BUILD="\$(CC)"
1106 CXX_FOR_BUILD="\$(CXX)"
1107 GCJ_FOR_BUILD="\$(GCJ)"
1108 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1109 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1110 LD_FOR_BUILD="\$(LD)"
1111 NM_FOR_BUILD="\$(NM)"
1112 RANLIB_FOR_BUILD="\$(RANLIB)"
1113 WINDRES_FOR_BUILD="\$(WINDRES)"
1114 WINDMC_FOR_BUILD="\$(WINDMC)"
1120 # We must set the default linker to the linker used by gcc for the correct
1121 # operation of libtool. If LD is not defined and we are using gcc, try to
1122 # set the LD default to the ld used by gcc.
1123 if test -z "$LD"; then
1124 if test "$GCC" = yes; then
1127 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1129 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1131 case $gcc_prog_ld in
1132 # Accept absolute paths.
1133 [[\\/]* | [A-Za-z]:[\\/]*)]
1134 LD="$gcc_prog_ld" ;;
1140 ACX_PROG_CMP_IGNORE_INITIAL
1142 # Check for GMP and MPFR
1143 gmplibs="-lmpfr -lgmp"
1147 # Specify a location for mpfr
1148 # check for this first so it ends up on the link line before gmp.
1149 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1150 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1151 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1153 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1154 Equivalent to --with-mpfr-include=PATH/include
1155 plus --with-mpfr-lib=PATH/lib])
1156 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1157 specify directory for installed MPFR include files])
1158 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1160 if test "x$with_mpfr" != x; then
1161 gmplibs="-L$with_mpfr/lib $gmplibs"
1162 gmpinc="-I$with_mpfr/include"
1164 if test "x$with_mpfr_include" != x; then
1165 gmpinc="-I$with_mpfr_include"
1167 if test "x$with_mpfr_lib" != x; then
1168 gmplibs="-L$with_mpfr_lib $gmplibs"
1170 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1171 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/.libs -L$$r/$(HOST_SUBDIR)/mpfr/_libs '"$gmplibs"
1172 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1173 # Do not test the mpfr version. Assume that it is sufficient, since
1174 # it is in the source tree, and the library has not been built yet
1175 # but it would be included on the link line in the version check below
1176 # hence making the test fail.
1180 # Specify a location for gmp
1181 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1182 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1183 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1185 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1186 Equivalent to --with-gmp-include=PATH/include
1187 plus --with-gmp-lib=PATH/lib])
1188 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1189 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1192 if test "x$with_gmp" != x; then
1193 gmplibs="-L$with_gmp/lib $gmplibs"
1194 gmpinc="-I$with_gmp/include $gmpinc"
1196 if test "x$with_gmp_include" != x; then
1197 gmpinc="-I$with_gmp_include $gmpinc"
1199 if test "x$with_gmp_lib" != x; then
1200 gmplibs="-L$with_gmp_lib $gmplibs"
1202 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1203 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/.libs -L$$r/$(HOST_SUBDIR)/gmp/_libs '"$gmplibs"
1204 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1205 # Do not test the gmp version. Assume that it is sufficient, since
1206 # it is in the source tree, and the library has not been built yet
1207 # but it would be included on the link line in the version check below
1208 # hence making the test fail.
1212 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1214 saved_CFLAGS="$CFLAGS"
1215 CFLAGS="$CFLAGS $gmpinc"
1216 # Check GMP actually works
1217 AC_MSG_CHECKING([for correct version of gmp.h])
1218 AC_TRY_COMPILE([#include "gmp.h"],[
1219 #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 1)
1222 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1224 if test x"$have_gmp" = xyes; then
1226 LIBS="$LIBS $gmplibs"
1227 dnl MPFR 2.2.1 is acceptable, but MPFR 2.3.0 is better.
1228 AC_MSG_CHECKING([for correct version of mpfr.h])
1229 AC_TRY_LINK([#include <gmp.h>
1230 #include <mpfr.h>],[
1231 #if MPFR_VERSION < MPFR_VERSION_NUM(2,2,1)
1239 mpfr_atan2 (n, n, x, GMP_RNDN);
1240 mpfr_erfc (n, x, GMP_RNDN);
1241 mpfr_subnormalize (x, t, GMP_RNDN);
1242 ], [AC_TRY_LINK([#include <gmp.h>
1243 #include <mpfr.h>],[
1244 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,0)
1247 mpfr_t n; mpfr_init(n);
1248 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1249 [AC_MSG_RESULT([no]); have_gmp=no])
1252 CFLAGS="$saved_CFLAGS"
1254 if test x$have_gmp != xyes; then
1255 AC_MSG_ERROR([Building GCC requires GMP 4.1+ and MPFR 2.3.0+.
1256 Try the --with-gmp and/or --with-mpfr options to specify their locations.
1257 Copies of these libraries' source code can be found at their respective
1258 hosting sites as well as at ftp://gcc.gnu.org/pub/gcc/infrastructure/.
1259 See also http://gcc.gnu.org/install/prerequisites.html for additional info.
1260 If you obtained GMP and/or MPFR from a vendor distribution package, make
1261 sure that you have installed both the libraries and the header files.
1262 They may be located in separate packages.])
1266 # Flags needed for both GMP and/or MPFR
1270 # By default, C is the only stage 1 language.
1271 stage1_languages=,c,
1273 # Figure out what language subdirectories are present.
1274 # Look if the user specified --enable-languages="..."; if not, use
1275 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1277 # NB: embedded tabs in this IF block -- do not untabify
1278 if test -d ${srcdir}/gcc; then
1279 if test x"${enable_languages+set}" != xset; then
1280 if test x"${LANGUAGES+set}" = xset; then
1281 enable_languages="${LANGUAGES}"
1282 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1284 enable_languages=all
1287 if test x"${enable_languages}" = x ||
1288 test x"${enable_languages}" = xyes;
1290 echo configure.in: --enable-languages needs at least one language argument 1>&2
1294 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1296 # 'f95' is the old name for the 'fortran' language. We issue a warning
1297 # and make the substitution.
1298 case ,${enable_languages}, in
1300 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1301 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1305 # First scan to see if an enabled language requires some other language.
1306 # We assume that a given config-lang.in will list all the language
1307 # front ends it requires, even if some are required indirectly.
1308 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1309 case ${lang_frag} in
1311 # The odd quoting in the next line works around
1312 # an apparent bug in bash 1.12 on linux.
1313 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1315 # From the config-lang.in, get $language, $lang_requires
1319 for other in ${lang_requires} ; do
1320 case ,${enable_languages}, in
1324 echo " \`$other' language required by \`$language'; enabling" 1>&2
1325 enable_languages="${enable_languages},${other}"
1333 new_enable_languages=,c,
1334 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1335 potential_languages=,c,
1337 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1338 case ${lang_frag} in
1340 # The odd quoting in the next line works around
1341 # an apparent bug in bash 1.12 on linux.
1342 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1344 # From the config-lang.in, get $language, $target_libs,
1345 # $lang_dirs, $boot_language, and $build_by_default
1351 build_by_default=yes
1353 if test x${language} = x; then
1354 echo "${lang_frag} doesn't set \$language." 1>&2
1358 case ,${enable_languages}, in
1360 # Language was explicitly selected; include it.
1364 # 'all' was selected, select it if it is a default language
1365 add_this_lang=${build_by_default}
1372 # Disable languages that need other directories if these aren't available.
1373 for i in $subdir_requires; do
1374 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1375 case ,${enable_languages}, in
1377 # Specifically requested language; tell them.
1378 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1382 add_this_lang=unsupported
1387 # Disable Ada if no preexisting GNAT is available.
1388 case ,${enable_languages},:${language}:${have_gnat} in
1389 *,${language},*:ada:no)
1390 # Specifically requested language; tell them.
1391 AC_MSG_ERROR([GNAT is required to build $language])
1395 add_this_lang=unsupported
1399 # Disable a language that is unsupported by the target.
1400 case " $unsupported_languages " in
1402 add_this_lang=unsupported
1406 case $add_this_lang in
1408 # Remove language-dependent dirs.
1409 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1412 # Remove language-dependent dirs; still show language as supported.
1413 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1414 potential_languages="${potential_languages}${language},"
1417 new_enable_languages="${new_enable_languages}${language},"
1418 potential_languages="${potential_languages}${language},"
1419 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1420 case ${boot_language} in
1422 # Add to (comma-separated) list of stage 1 languages.
1423 stage1_languages="${stage1_languages}${language},"
1432 AC_ARG_ENABLE(stage1-languages,
1433 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1434 stage1. Mostly useful for compiler development.],
1435 [case ,${enable_stage1_languages}, in
1437 # Set it to something that will have no effect in the loop below
1438 enable_stage1_languages=c ;;
1440 enable_stage1_languages=`echo $new_enable_languages | \
1441 sed -e "s/^,//" -e "s/,$//" ` ;;
1443 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1444 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1447 # Add "good" languages from enable_stage1_languages to stage1_languages,
1448 # while "bad" languages go in missing_languages. Leave no duplicates.
1449 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1450 case $potential_languages in
1452 case $stage1_languages in
1454 *) stage1_languages="$stage1_languages$i," ;;
1457 case $missing_languages in
1459 *) missing_languages="$missing_languages$i," ;;
1464 # Remove leading/trailing commas that were added for simplicity
1465 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1466 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1467 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1468 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1470 if test "x$missing_languages" != x; then
1472 The following requested languages could not be built: ${missing_languages}
1473 Supported languages are: ${potential_languages}])
1475 if test "x$new_enable_languages" != "x$enable_languages"; then
1476 echo The following languages will be built: ${new_enable_languages}
1477 enable_languages="$new_enable_languages"
1480 AC_SUBST(stage1_languages)
1481 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1484 # Handle --disable-<component> generically.
1485 for dir in $configdirs $build_configdirs $target_configdirs ; do
1486 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1487 varname=`echo $dirname | sed -e s/+/_/g`
1488 if eval test x\${enable_${varname}} "=" xno ; then
1489 noconfigdirs="$noconfigdirs $dir"
1493 # Check for Boehm's garbage collector
1494 AC_ARG_ENABLE(objc-gc,
1495 [ --enable-objc-gc enable use of Boehm's garbage collector with the
1496 GNU Objective-C runtime],
1497 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1498 *,objc,*:*:yes:*target-boehm-gc*)
1499 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1503 # Make sure we only build Boehm's garbage collector if required.
1504 case ,${enable_languages},:${enable_objc_gc} in
1506 # Keep target-boehm-gc if requested for Objective-C.
1509 # Otherwise remove target-boehm-gc depending on target-libjava.
1510 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1511 noconfigdirs="$noconfigdirs target-boehm-gc"
1516 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1517 # $build_configdirs and $target_configdirs.
1518 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1521 for dir in . $skipdirs $noconfigdirs ; do
1522 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1523 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1524 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1525 if test -r $srcdir/$dirname/configure ; then
1526 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1529 notsupp="$notsupp $dir"
1533 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1534 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1535 if test -r $srcdir/$dirname/configure ; then
1536 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1539 notsupp="$notsupp $dir"
1543 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1544 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1545 if test -r $srcdir/$dirname/configure ; then
1546 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1549 notsupp="$notsupp $dir"
1555 # Sometimes the tools are distributed with libiberty but with no other
1556 # libraries. In that case, we don't want to build target-libiberty.
1557 # Don't let libgcc imply libiberty either.
1558 if test -n "${target_configdirs}" ; then
1561 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1562 if test "$i" = "libgcc"; then
1563 libgcc=target-libgcc
1564 elif test "$i" != "libiberty" ; then
1565 if test -r $srcdir/$i/configure ; then
1571 if test -z "${others}" ; then
1572 target_configdirs=$libgcc
1576 # Quietly strip out all directories which aren't configurable in this tree.
1577 # This relies on all configurable subdirectories being autoconfiscated, which
1579 build_configdirs_all="$build_configdirs"
1581 for i in ${build_configdirs_all} ; do
1582 j=`echo $i | sed -e s/build-//g`
1583 if test -f ${srcdir}/$j/configure ; then
1584 build_configdirs="${build_configdirs} $i"
1588 configdirs_all="$configdirs"
1590 for i in ${configdirs_all} ; do
1591 if test -f ${srcdir}/$i/configure ; then
1592 configdirs="${configdirs} $i"
1596 target_configdirs_all="$target_configdirs"
1598 for i in ${target_configdirs_all} ; do
1599 j=`echo $i | sed -e s/target-//g`
1600 if test -f ${srcdir}/$j/configure ; then
1601 target_configdirs="${target_configdirs} $i"
1605 # Produce a warning message for the subdirs we can't configure.
1606 # This isn't especially interesting in the Cygnus tree, but in the individual
1607 # FSF releases, it's important to let people know when their machine isn't
1608 # supported by the one or two programs in a package.
1610 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1611 # If $appdirs is non-empty, at least one of those directories must still
1612 # be configured, or we error out. (E.g., if the gas release supports a
1613 # specified target in some subdirs but not the gas subdir, we shouldn't
1614 # pretend that all is well.)
1615 if test -n "$appdirs" ; then
1616 for dir in $appdirs ; do
1617 if test -r $dir/Makefile.in ; then
1618 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1622 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1628 if test -n "$appdirs" ; then
1629 echo "*** This configuration is not supported by this package." 1>&2
1633 # Okay, some application will build, or we don't care to check. Still
1634 # notify of subdirs not getting built.
1635 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1636 echo " ${notsupp}" 1>&2
1637 echo " (Any other directories should still work fine.)" 1>&2
1645 # To find our prefix, in gcc_cv_tool_prefix.
1650 AC_ARG_WITH([build-sysroot],
1651 [ --with-build-sysroot=SYSROOT
1652 use sysroot as the system root during the build],
1653 [if test x"$withval" != x ; then
1654 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1656 [SYSROOT_CFLAGS_FOR_TARGET=])
1657 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1659 AC_ARG_WITH([debug-prefix-map],
1660 [ --with-debug-prefix-map='A=B C=D ...'
1661 map A to B, C to D ... in debug information],
1662 [if test x"$withval" != x; then
1663 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
1664 for debug_map in $withval; do
1665 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
1668 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
1669 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
1671 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1672 # the named directory are copied to $(tooldir)/sys-include.
1673 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1674 if test x${is_cross_compiler} = xno ; then
1675 echo 1>&2 '***' --with-headers is only supported when cross compiling
1678 if test x"${with_headers}" != xyes ; then
1679 x=${gcc_cv_tool_prefix}
1680 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
1684 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1685 # the name directories are copied to $(tooldir)/lib. Multiple directories
1687 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1688 if test x${is_cross_compiler} = xno ; then
1689 echo 1>&2 '***' --with-libs is only supported when cross compiling
1692 if test x"${with_libs}" != xyes ; then
1693 # Copy the libraries in reverse order, so that files in the first named
1694 # library override files in subsequent libraries.
1695 x=${gcc_cv_tool_prefix}
1696 for l in ${with_libs}; do
1697 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
1702 # Set with_gnu_as and with_gnu_ld as appropriate.
1704 # This is done by determining whether or not the appropriate directory
1705 # is available, and by checking whether or not specific configurations
1706 # have requested that this magic not happen.
1708 # The command line options always override the explicit settings in
1709 # configure.in, and the settings in configure.in override this magic.
1711 # If the default for a toolchain is to use GNU as and ld, and you don't
1712 # want to do that, then you should use the --without-gnu-as and
1713 # --without-gnu-ld options for the configure script.
1715 if test x${use_gnu_as} = x &&
1716 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1718 extra_host_args="$extra_host_args --with-gnu-as"
1721 if test x${use_gnu_ld} = x &&
1722 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1724 extra_host_args="$extra_host_args --with-gnu-ld"
1727 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1728 # can detect this case.
1730 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1732 extra_host_args="$extra_host_args --with-newlib"
1735 # Handle ${copy_dirs}
1736 set fnord ${copy_dirs}
1738 while test $# != 0 ; do
1739 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1742 echo Copying $1 to $2
1744 # Use the install script to create the directory and all required
1745 # parent directories.
1746 if test -d $2 ; then
1750 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1753 # Copy the directory, assuming we have tar.
1754 # FIXME: Should we use B in the second tar? Not all systems support it.
1755 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1757 # It is the responsibility of the user to correctly adjust all
1758 # symlinks. If somebody can figure out how to handle them correctly
1759 # here, feel free to add the code.
1766 # Determine a target-dependent exec_prefix that the installed
1767 # gcc will search in. Keep this list sorted by triplet, with
1768 # the *-*-osname triplets last.
1772 md_exec_prefix=/gnu/lib/gcc-lib
1774 i[[34567]]86-pc-msdosdjgpp*)
1775 md_exec_prefix=/dev/env/DJDIR/bin
1777 i[[34567]]86-*-sco3.2v5*)
1778 if test $with_gnu_as = yes; then
1779 md_exec_prefix=/usr/gnu/bin
1781 md_exec_prefix=/usr/ccs/bin/elf
1786 powerpc-*-chorusos* | \
1787 powerpc*-*-eabi* | \
1788 powerpc*-*-sysv* | \
1789 powerpc*-*-kaos* | \
1791 md_exec_prefix=/usr/ccs/bin
1796 md_exec_prefix=/usr/ccs/bin
1811 md_exec_prefix=/usr/ccs/bin
1815 extra_arflags_for_target=
1816 extra_nmflags_for_target=
1817 extra_ranlibflags_for_target=
1818 target_makefile_frag=/dev/null
1821 target_makefile_frag="config/mt-mep"
1824 target_makefile_frag="config/mt-spu"
1827 target_makefile_frag="config/mt-sde"
1829 mipsisa*-*-elfoabi*)
1830 target_makefile_frag="config/mt-mips-elfoabi"
1833 target_makefile_frag="config/mt-netware"
1835 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1836 target_makefile_frag="config/mt-gnu"
1838 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1839 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1840 # commands to handle both 32-bit and 64-bit objects. These flags are
1841 # harmless if we're using GNU nm or ar.
1842 extra_arflags_for_target=" -X32_64"
1843 extra_nmflags_for_target=" -B -X32_64"
1846 # ranlib from Darwin requires the -c flag to look at common symbols.
1847 extra_ranlibflags_for_target=" -c"
1849 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1850 target_makefile_frag="config/mt-wince"
1854 alphaieee_frag=/dev/null
1857 # This just makes sure to use the -mieee option to build target libs.
1858 # This should probably be set individually by each library.
1859 alphaieee_frag="config/mt-alphaieee"
1863 # If --enable-target-optspace always use -Os instead of -O2 to build
1864 # the target libraries, similarly if it is not specified, use -Os
1865 # on selected platforms.
1866 ospace_frag=/dev/null
1867 case "${enable_target_optspace}:${target}" in
1869 ospace_frag="config/mt-ospace"
1872 ospace_frag="config/mt-d30v"
1874 :m32r-* | :d10v-* | :fr30-*)
1875 ospace_frag="config/mt-ospace"
1880 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1884 # Default to using --with-stabs for certain targets.
1885 if test x${with_stabs} = x ; then
1887 mips*-*-irix[[56]]*)
1889 mips*-*-* | alpha*-*-osf*)
1891 extra_host_args="${extra_host_args} --with-stabs"
1896 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1897 # them automatically.
1900 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1904 # Some systems (e.g., one of the i386-aix systems the gas testers are
1905 # using) don't handle "\$" correctly, so don't use it here.
1906 tooldir='${exec_prefix}'/${target_noncanonical}
1907 build_tooldir=${tooldir}
1909 # Create a .gdbinit file which runs the one in srcdir
1910 # and tells GDB to look there for source files.
1912 if test -r ${srcdir}/.gdbinit ; then
1915 *) cat > ./.gdbinit <<EOF
1919 source ${srcdir}/.gdbinit
1925 # Make sure that the compiler is able to generate an executable. If it
1926 # can't, we are probably in trouble. We don't care whether we can run the
1927 # executable--we might be using a cross compiler--we only care whether it
1928 # can be created. At this point the main configure script has set CC.
1930 echo "int main () { return 0; }" > conftest.c
1931 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1932 if test $? = 0 ; then
1933 if test -s conftest || test -s conftest.exe ; then
1939 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1940 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1947 # The Solaris /usr/ucb/cc compiler does not appear to work.
1949 sparc-sun-solaris2*)
1950 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1951 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1953 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1954 if test -d /opt/cygnus/bin ; then
1955 if test "$could_use" = "" ; then
1956 could_use="/opt/cygnus/bin"
1958 could_use="$could_use or /opt/cygnus/bin"
1961 if test "$could_use" = "" ; then
1962 echo "Warning: compilation may fail because you're using"
1963 echo "/usr/ucb/cc. You should change your PATH or CC "
1964 echo "variable and rerun configure."
1966 echo "Warning: compilation may fail because you're using"
1967 echo "/usr/ucb/cc, when you should use the C compiler from"
1968 echo "$could_use. You should change your"
1969 echo "PATH or CC variable and rerun configure."
1976 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1977 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
1978 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1981 # Record target_configdirs and the configure arguments for target and
1982 # build configuration in Makefile.
1983 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1984 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1986 # Determine whether gdb needs tk/tcl or not.
1987 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1988 # and in that case we want gdb to be built without tk. Ugh!
1989 # In fact I believe gdb is the *only* package directly dependent on tk,
1990 # so we should be able to put the 'maybe's in unconditionally and
1991 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1992 # 100% sure that that's safe though.
1994 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
1995 case "$enable_gdbtk" in
1999 GDB_TK="${gdb_tk}" ;;
2001 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2002 # distro. Eventually someone will fix this and move Insight, nee
2003 # gdbtk to a separate directory.
2004 if test -d ${srcdir}/gdb/gdbtk ; then
2011 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2012 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2014 # Strip out unwanted targets.
2016 # While at that, we remove Makefiles if we were started for recursive
2017 # configuration, so that the top-level Makefile reconfigures them,
2018 # like we used to do when configure itself was recursive.
2020 # Loop over modules. $extrasub must be used with care, limiting as
2021 # much as possible the usage of range addresses. That's because autoconf
2022 # splits the sed script to overcome limits in the number of commands,
2023 # and relying on carefully-timed sed passes may turn out to be very hard
2024 # to maintain later. In this particular case, you just have to be careful
2025 # not to nest @if/@endif pairs, because configure will not warn you at all.
2027 AC_ARG_ENABLE([bootstrap],
2028 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2029 enable_bootstrap=default)
2031 # Issue errors and warnings for invalid/strange bootstrap combinations.
2032 case "$configdirs" in
2033 *gcc*) have_compiler=yes ;;
2034 *) have_compiler=no ;;
2037 case "$have_compiler:$host:$target:$enable_bootstrap" in
2040 # Default behavior. Enable bootstrap if we have a compiler
2041 # and we are in a native configuration.
2042 yes:$build:$build:default)
2043 enable_bootstrap=yes ;;
2046 enable_bootstrap=no ;;
2048 # We have a compiler and we are in a native configuration, bootstrap is ok
2049 yes:$build:$build:yes)
2052 # Other configurations, but we have a compiler. Assume the user knows
2055 AC_MSG_WARN([trying to bootstrap a cross compiler])
2058 # No compiler: if they passed --enable-bootstrap explicitly, fail
2060 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2062 # Fail if wrong command line
2064 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2068 # Adjust the toplevel makefile according to whether bootstrap was selected.
2069 case "$enable_bootstrap" in
2071 bootstrap_suffix=bootstrap ;;
2073 bootstrap_suffix=no-bootstrap ;;
2076 for module in ${build_configdirs} ; do
2077 if test -z "${no_recursion}" \
2078 && test -f ${build_subdir}/${module}/Makefile; then
2079 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2080 rm -f ${build_subdir}/${module}/Makefile
2083 /^@if build-$module\$/d
2084 /^@endif build-$module\$/d
2085 /^@if build-$module-$bootstrap_suffix\$/d
2086 /^@endif build-$module-$bootstrap_suffix\$/d"
2088 for module in ${configdirs} ; do
2089 if test -z "${no_recursion}"; then
2090 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2091 if test -f ${file}; then
2092 echo 1>&2 "*** removing ${file} to force reconfigure"
2099 /^@endif $module\$/d
2100 /^@if $module-$bootstrap_suffix\$/d
2101 /^@endif $module-$bootstrap_suffix\$/d"
2103 for module in ${target_configdirs} ; do
2104 if test -z "${no_recursion}" \
2105 && test -f ${target_subdir}/${module}/Makefile; then
2106 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2107 rm -f ${target_subdir}/${module}/Makefile
2110 /^@if target-$module\$/d
2111 /^@endif target-$module\$/d
2112 /^@if target-$module-$bootstrap_suffix\$/d
2113 /^@endif target-$module-$bootstrap_suffix\$/d"
2117 /^@if /,/^@endif /d"
2119 # Create the serialization dependencies. This uses a temporary file.
2121 AC_ARG_ENABLE([serial-configure],
2122 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2123 force sequential configuration of
2124 sub-packages for the host, target or build
2125 machine, or all sub-packages])
2127 case ${enable_serial_configure} in
2129 enable_serial_build_configure=yes
2130 enable_serial_host_configure=yes
2131 enable_serial_target_configure=yes
2135 # These force 'configure's to be done one at a time, to avoid problems
2136 # with contention over a shared config.cache.
2138 echo '# serdep.tmp' > serdep.tmp
2140 test "x${enable_serial_build_configure}" = xyes &&
2141 for item in ${build_configdirs} ; do
2144 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2149 test "x${enable_serial_host_configure}" = xyes &&
2150 for item in ${configdirs} ; do
2153 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2158 test "x${enable_serial_target_configure}" = xyes &&
2159 for item in ${target_configdirs} ; do
2162 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2166 serialization_dependencies=serdep.tmp
2167 AC_SUBST_FILE(serialization_dependencies)
2169 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2170 # target, nonopt, and variable assignments. These are the ones we
2171 # might not want to pass down to subconfigures. Also strip
2172 # program-prefix, program-suffix, and program-transform-name, so that
2173 # we can pass down a consistent program-transform-name.
2177 eval "set -- $ac_configure_args"
2180 if test X"$skip_next" = X"yes"; then
2184 if test X"$keep_next" = X"yes"; then
2187 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2189 baseargs="$baseargs '$ac_arg'"
2194 # Handle separated arguments. Based on the logic generated by
2197 *=* | --config-cache | -C | -disable-* | --disable-* \
2198 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2199 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2200 | -with-* | --with-* | -without-* | --without-* | --x)
2226 -program-prefix* | \
2227 -program-suffix* | \
2228 -program-transform-name* )
2229 skip_next=$separate_arg
2233 # An option. Add it.
2236 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2238 baseargs="$baseargs '$ac_arg'"
2239 keep_next=$separate_arg
2242 # Either a variable assignment, or a nonopt (triplet). Don't
2243 # pass it down; let the Makefile handle this.
2248 # Remove the initial space we just introduced and, as these will be
2249 # expanded by make, quote '$'.
2250 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2252 # Add in --program-transform-name, after --program-prefix and
2253 # --program-suffix have been applied to it. Autoconf has already
2254 # doubled dollar signs and backslashes in program_transform_name; we want
2255 # the backslashes un-doubled, and then the entire thing wrapped in single
2256 # quotes, because this will be expanded first by make and then by the shell.
2257 # Also, because we want to override the logic in subdir configure scripts to
2258 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2259 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2260 ${program_transform_name}
2262 gcc_transform_name=`cat conftestsed.out`
2263 rm -f conftestsed.out
2264 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2265 if test "$silent" = yes; then
2266 baseargs="$baseargs --silent"
2269 # For the build-side libraries, we just need to pretend we're native,
2270 # and not use the same cache file. Multilibs are neither needed nor
2272 build_configargs="--cache-file=../config.cache ${baseargs}"
2274 # For host modules, accept cache file option, or specification as blank.
2275 case "${cache_file}" in
2277 cache_file_option="" ;;
2278 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2279 cache_file_option="--cache-file=${cache_file}" ;;
2281 cache_file_option="--cache-file=../${cache_file}" ;;
2284 # Host dirs don't like to share a cache file either, horribly enough.
2285 # This seems to be due to autoconf 2.5x stupidity.
2286 host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
2288 target_configargs=${baseargs}
2290 # Passing a --with-cross-host argument lets the target libraries know
2291 # whether they are being built with a cross-compiler or being built
2292 # native. However, it would be better to use other mechanisms to make the
2293 # sorts of decisions they want to make on this basis. Please consider
2294 # this option to be deprecated. FIXME.
2295 if test x${is_cross_compiler} = xyes ; then
2296 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2299 # Default to --enable-multilib.
2300 if test x${enable_multilib} = x ; then
2301 target_configargs="--enable-multilib ${target_configargs}"
2304 # Pass --with-newlib if appropriate. Note that target_configdirs has
2305 # changed from the earlier setting of with_newlib.
2306 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2307 target_configargs="--with-newlib ${target_configargs}"
2310 # Different target subdirs use different values of certain variables
2311 # (notably CXX). Worse, multilibs use *lots* of different values.
2312 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2313 # it doesn't automatically accept command-line overrides of them.
2314 # This means it's not safe for target subdirs to share a cache file,
2315 # which is disgusting, but there you have it. Hopefully this can be
2316 # fixed in future. It's still worthwhile to use a cache file for each
2317 # directory. I think.
2319 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2320 # We need to pass --target, as newer autoconf's requires consistency
2321 # for target_alias and gcc doesn't manage it consistently.
2322 target_configargs="--cache-file=./config.cache ${target_configargs}"
2325 case " $target_configdirs " in
2327 case " $target_configargs " in
2328 *" --with-newlib "*)
2331 FLAGS_FOR_TARGET=$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' ;;
2334 # If we're not building GCC, don't discard standard headers.
2335 if test -d ${srcdir}/gcc; then
2336 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2338 if test "${build}" != "${host}"; then
2339 # On Canadian crosses, CC_FOR_TARGET will have already been set
2340 # by `configure', so we won't have an opportunity to add -Bgcc/
2341 # to it. This is right: we don't want to search that directory
2342 # for binaries, but we want the header files in there, so add
2344 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2346 # Someone might think of using the pre-installed headers on
2347 # Canadian crosses, in case the installed compiler is not fully
2348 # compatible with the compiler being built. In this case, it
2349 # would be better to flag an error than risking having
2350 # incompatible object files being constructed. We can't
2351 # guarantee that an error will be flagged, but let's hope the
2352 # compiler will do it, when presented with incompatible header
2357 case "${target}-${is_cross_compiler}" in
2358 i[[3456789]]86-*-linux*-no)
2359 # Here host == target, so we don't need to build gcc,
2360 # so we don't want to discard standard headers.
2361 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2364 # If we're building newlib, use its generic headers last, but search
2365 # for any libc-related directories first (so make it the last -B
2367 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2369 # If we're building libgloss, find the startup file, simulator library
2370 # and linker script.
2371 case " $target_configdirs " in
2373 # Look for startup file, simulator library and maybe linker script.
2374 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
2375 # Look for libnosys.a in case the target needs it.
2376 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2377 # Most targets have the linker script in the source directory.
2378 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
2389 # Can't be handled as Cygwin above since Mingw does not use newlib.
2390 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include' ;;
2393 # Allow the user to override the flags for
2394 # our build compiler if desired.
2395 if test x"${build}" = x"${host}" ; then
2396 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2397 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
2398 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
2401 # On Canadian crosses, we'll be searching the right directories for
2402 # the previously-installed cross compiler, so don't bother to add
2403 # flags for directories within the install tree of the compiler
2404 # being built; programs in there won't even run.
2405 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2406 # Search for pre-installed headers if nothing else fits.
2407 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2410 if test "x${use_gnu_ld}" = x &&
2411 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2412 # Arrange for us to find uninstalled linker scripts.
2413 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2416 # Search for other target-specific linker scripts and such.
2419 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
2423 # Makefile fragments.
2424 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2426 eval fragval=\$$frag
2427 if test $fragval != /dev/null; then
2428 eval $frag=${srcdir}/$fragval
2431 AC_SUBST_FILE(host_makefile_frag)
2432 AC_SUBST_FILE(target_makefile_frag)
2433 AC_SUBST_FILE(alphaieee_frag)
2434 AC_SUBST_FILE(ospace_frag)
2436 # Miscellanea: directories, flags, etc.
2437 AC_SUBST(RPATH_ENVVAR)
2439 AC_SUBST(build_tooldir)
2440 AC_SUBST(CONFIGURE_GDB_TK)
2442 AC_SUBST(INSTALL_GDB_TK)
2444 # Build module lists & subconfigure args.
2445 AC_SUBST(build_configargs)
2446 AC_SUBST(build_configdirs)
2448 # Host module lists & subconfigure args.
2449 AC_SUBST(host_configargs)
2450 AC_SUBST(configdirs)
2452 # Target module lists & subconfigure args.
2453 AC_SUBST(target_configargs)
2457 AC_SUBST(AR_FOR_BUILD)
2458 AC_SUBST(AS_FOR_BUILD)
2459 AC_SUBST(CC_FOR_BUILD)
2460 AC_SUBST(CFLAGS_FOR_BUILD)
2461 AC_SUBST(CXXFLAGS_FOR_BUILD)
2462 AC_SUBST(CXX_FOR_BUILD)
2463 AC_SUBST(DLLTOOL_FOR_BUILD)
2464 AC_SUBST(GCJ_FOR_BUILD)
2465 AC_SUBST(GFORTRAN_FOR_BUILD)
2466 AC_SUBST(LDFLAGS_FOR_BUILD)
2467 AC_SUBST(LD_FOR_BUILD)
2468 AC_SUBST(NM_FOR_BUILD)
2469 AC_SUBST(RANLIB_FOR_BUILD)
2470 AC_SUBST(WINDMC_FOR_BUILD)
2471 AC_SUBST(WINDRES_FOR_BUILD)
2472 AC_SUBST(config_shell)
2474 # Generate default definitions for YACC, M4, LEX and other programs that run
2475 # on the build machine. These are used if the Makefile can't locate these
2476 # programs in objdir.
2477 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
2479 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
2480 case " $build_configdirs " in
2481 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
2482 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
2485 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
2486 case " $build_configdirs " in
2487 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
2490 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
2491 case " $build_configdirs " in
2492 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
2495 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
2496 case " $build_configdirs " in
2497 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2498 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
2501 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
2502 case " $build_configdirs " in
2503 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2506 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
2507 case " $build_configdirs " in
2508 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
2511 # For an installed makeinfo, we require it to be from texinfo 4.6 or
2512 # higher, else we use the "missing" dummy.
2513 if ${MAKEINFO} --version \
2514 | egrep 'texinfo[^0-9]*(4\.([6-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
2517 MAKEINFO="$MISSING makeinfo"
2523 # FIXME: expect and dejagnu may become build tools?
2525 AC_CHECK_PROGS(EXPECT, expect, expect)
2526 case " $configdirs " in
2528 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
2532 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
2533 case " $configdirs " in
2535 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
2541 NCN_STRICT_CHECK_TOOLS(AR, ar)
2542 NCN_STRICT_CHECK_TOOLS(AS, as)
2543 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2544 NCN_STRICT_CHECK_TOOLS(LD, ld)
2545 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
2546 NCN_STRICT_CHECK_TOOLS(NM, nm)
2547 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2548 NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
2549 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2550 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
2551 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2552 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
2559 AC_ARG_WITH([build-time-tools],
2560 [ --with-build-time-tools=PATH
2561 use given path to find target tools during the build],
2562 [case x"$withval" in
2565 with_build_time_tools=
2566 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
2569 [with_build_time_tools=])
2571 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2572 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2573 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2574 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2575 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2577 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
2578 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
2579 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2580 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
2581 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
2582 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
2583 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
2584 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2585 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
2586 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2587 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
2589 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2591 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
2592 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
2593 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2594 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
2595 [gcc/g++ -B$$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],
2597 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
2598 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2600 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
2601 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2602 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
2603 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
2604 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
2605 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
2606 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
2607 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
2608 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
2609 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
2610 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
2611 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
2612 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
2613 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
2615 AC_SUBST(FLAGS_FOR_TARGET)
2616 AC_SUBST(RAW_CXX_FOR_TARGET)
2618 # Certain tools may need extra flags.
2619 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2620 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2621 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2623 # When building target libraries, except in a Canadian cross, we use
2624 # the same toolchain as the compiler we just built.
2625 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
2626 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
2627 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
2628 if test $host = $build; then
2629 case " $configdirs " in
2631 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
2632 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
2633 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
2638 AC_SUBST(COMPILER_AS_FOR_TARGET)
2639 AC_SUBST(COMPILER_LD_FOR_TARGET)
2640 AC_SUBST(COMPILER_NM_FOR_TARGET)
2642 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2643 AC_ARG_ENABLE(maintainer-mode,
2644 [ --enable-maintainer-mode enable make rules and dependencies not useful
2645 (and sometimes confusing) to the casual installer],
2646 USE_MAINTAINER_MODE=$enableval,
2647 USE_MAINTAINER_MODE=no)
2648 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2649 AC_SUBST(MAINTAINER_MODE_TRUE)
2650 AC_SUBST(MAINTAINER_MODE_FALSE)
2651 if test "$USE_MAINTAINER_MODE" = yes; then
2652 MAINTAINER_MODE_TRUE=
2653 MAINTAINER_MODE_FALSE='#'
2655 MAINTAINER_MODE_TRUE='#'
2656 MAINTAINER_MODE_FALSE=
2658 MAINT=$MAINTAINER_MODE_TRUE
2661 # ---------------------
2662 # GCC bootstrap support
2663 # ---------------------
2665 # Stage specific cflags for build.
2670 yes) stage1_cflags="-g -Wa,-J" ;;
2671 *) stage1_cflags="-g -J" ;;
2675 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
2676 if test "$GCC" = yes; then
2677 saved_CFLAGS="$CFLAGS"
2679 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
2680 CFLAGS="$CFLAGS -fkeep-inline-functions"
2681 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
2683 #if (__GNUC__ < 3) \
2684 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
2685 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
2686 #error http://gcc.gnu.org/PR29382
2689 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
2690 [AC_MSG_RESULT([no])])
2692 CFLAGS="$saved_CFLAGS"
2695 AC_SUBST(stage1_cflags)
2697 # Enable --enable-checking in stage1 of the compiler.
2698 AC_ARG_ENABLE(stage1-checking,
2699 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
2701 [stage1_checking=--enable-checking=${enable_stage1_checking}],
2702 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
2703 stage1_checking=--enable-checking=yes,types
2705 stage1_checking=--enable-checking=$enable_checking,types
2707 AC_SUBST(stage1_checking)
2709 # Enable -Werror in bootstrap stage2 and later.
2710 AC_ARG_ENABLE(werror,
2711 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2712 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
2717 case ${enable_werror} in
2718 yes) stage2_werror_flag="--enable-werror-always" ;;
2719 *) stage2_werror_flag="" ;;
2721 AC_SUBST(stage2_werror_flag)
2723 # Flags needed to enable html installing and building
2724 AC_ARG_WITH(datarootdir,
2725 [ --with-datarootdir use datarootdir as the data root directory.],
2726 [datarootdir="\${prefix}/${withval}"],
2727 [datarootdir="\${prefix}/share"])
2730 [ --with-docdir install documentation in this directory.],
2731 [docdir="\${prefix}/${withval}"],
2732 [docdir="\${datarootdir}/doc"])
2735 [ --with-pdfdir install pdf in this directory.],
2736 [pdfdir="\${prefix}/${withval}"],
2737 [pdfdir="\${docdir}"])
2739 AC_ARG_WITH(htmldir,
2740 [ --with-htmldir install html in this directory.],
2741 [htmldir="\${prefix}/${withval}"],
2742 [htmldir="\${docdir}"])
2744 AC_SUBST(datarootdir)