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 noconfigdirs="$noconfigdirs target-boehm-gc";;
580 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
582 unsupported_languages="$unsupported_languages fortran"
583 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
588 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
591 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
594 noconfigdirs="$noconfigdirs ${libgcj} gdb"
596 ep9312-*-elf | ep9312-*-coff)
600 noconfigdirs="$noconfigdirs ${libgcj} gdb"
603 noconfigdirs="$noconfigdirs ${libgcj}"
606 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
609 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
611 hppa1.1-*-osf* | hppa1.1-*-bsd* )
613 hppa*64*-*-linux* | parisc*64*-*-linux*)
614 # In this case, it's because the hppa64-linux target is for
615 # the kernel only at this point and has no libc, and thus no
616 # headers, crt*.o, etc., all of which are needed by these.
617 noconfigdirs="$noconfigdirs target-zlib"
619 parisc*-*-linux* | hppa*-*-linux*)
625 noconfigdirs="$noconfigdirs ${libgcj}"
628 noconfigdirs="$noconfigdirs ld shellutils"
634 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
635 # build on HP-UX 10.20.
636 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
639 noconfigdirs="$noconfigdirs ${libgcj} gdb"
642 # No gdb support yet.
643 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
646 # No gdb or ld support yet.
647 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
651 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
652 noconfigdirs="$noconfigdirs ${libgcj}"
655 i[[3456789]]86-*-linux*)
656 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
657 # not build java stuff by default.
660 noconfigdirs="$noconfigdirs ${libgcj}";;
663 # This section makes it possible to build newlib natively on linux.
664 # If we are using a cross compiler then don't configure newlib.
665 if test x${is_cross_compiler} != xno ; then
666 noconfigdirs="$noconfigdirs target-newlib"
668 noconfigdirs="$noconfigdirs target-libgloss"
669 # If we are not using a cross compiler, do configure newlib.
670 # Note however, that newlib will only be configured in this situation
671 # if the --with-newlib option has been given, because otherwise
672 # 'target-newlib' will appear in skipdirs.
674 i[[3456789]]86-*-mingw32*)
675 target_configdirs="$target_configdirs target-winsup"
676 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
679 target_configdirs="$target_configdirs target-winsup"
680 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
683 target_configdirs="$target_configdirs target-libtermcap target-winsup"
684 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
685 # always build newlib if winsup directory is present.
686 if test -d "$srcdir/winsup/cygwin"; then
687 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
688 elif test -d "$srcdir/newlib"; then
689 echo "Warning: winsup/cygwin is missing so newlib can't be built."
692 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
693 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
696 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
698 i[[3456789]]86-*-sco3.2v5*)
699 # The linker does not yet know about weak symbols in COFF,
700 # and is not configured to handle mixed ELF and COFF.
701 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
703 i[[3456789]]86-*-sco*)
704 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
706 i[[3456789]]86-*-solaris2*)
707 noconfigdirs="$noconfigdirs target-libgloss"
709 i[[3456789]]86-*-sysv4*)
710 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
712 i[[3456789]]86-*-beos*)
713 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
715 i[[3456789]]86-*-rdos*)
716 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
719 noconfigdirs="$noconfigdirs ${libgcj}"
721 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
722 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
726 noconfigdirs="$noconfigdirs ${libgcj}"
729 noconfigdirs="$noconfigdirs ${libgcj}"
735 # The EPOC C++ environment does not support exceptions or rtti,
736 # and so building libstdc++-v3 tends not to always work.
737 noconfigdirs="$noconfigdirs target-libstdc++-v3"
740 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
741 unsupported_languages="$unsupported_languages fortran java"
744 noconfigdirs="$noconfigdirs ${libgcj}"
747 noconfigdirs="$noconfigdirs ${libgcj}"
750 noconfigdirs="$noconfigdirs sim"
753 # copied from rs6000-*-* entry
754 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
756 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
757 target_configdirs="$target_configdirs target-winsup"
758 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
759 # always build newlib.
760 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
762 # This is temporary until we can link against shared libraries
763 powerpcle-*-solaris*)
764 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
768 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
771 noconfigdirs="$noconfigdirs ${libgcj}"
774 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
778 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
781 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
784 noconfigdirs="$noconfigdirs gprof ${libgcj}"
787 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
790 skipdirs="$skipdirs target-libiberty"
791 noconfigdirs="$noconfigdirs ${libgcj}"
792 if test x$with_newlib = xyes; then
793 noconfigdirs="$noconfigdirs gprof"
798 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
801 # Linking libjava exceeds command-line length limits on at least
802 # IRIX 6.2, but not on IRIX 6.5.
803 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
804 # <oldham@codesourcery.com>
805 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
808 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
811 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
814 noconfigdirs="$noconfigdirs gprof ${libgcj}"
818 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
822 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
823 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
824 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
825 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
827 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
829 sparclet-*-aout* | sparc86x-*-*)
833 noconfigdirs="$noconfigdirs ${libgcj}"
836 noconfigdirs="$noconfigdirs ${libgcj}"
840 noconfigdirs="$noconfigdirs ${libgcj}"
844 noconfigdirs="$noconfigdirs ${libgcj}"
845 if test x${is_cross_compiler} != xno ; then
846 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
851 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
852 noconfigdirs="$noconfigdirs ${libgcj}"
854 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
857 skipdirs="target-libssp"
860 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
863 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
866 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
869 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
872 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
875 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
878 noconfigdirs="$noconfigdirs ${libgcj}"
881 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
883 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
884 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
887 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
890 noconfigdirs="$noconfigdirs ${libgcj}"
894 # If we aren't building newlib, then don't build libgloss, since libgloss
895 # depends upon some newlib header files.
896 case "${noconfigdirs}" in
897 *target-libgloss*) ;;
898 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
901 # Work in distributions that contain no compiler tools, like Autoconf.
903 host_makefile_frag=/dev/null
904 if test -d ${srcdir}/config ; then
907 # Avoid "too much defining" errors from HPUX compiler.
908 tentative_cc="cc -Wp,-H256000"
909 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
910 # If it's HP/UX ar, this should be harmless.
914 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
917 #None of the Apollo compilers can compile gas or binutils. The preprocessor
918 # chokes on bfd, the compiler won't let you assign integers to enums, and
919 # other problems. Defining CC to gcc is a questionable way to say "don't use
920 # the apollo compiler" (the preferred version of GCC could be called cc,
921 # or whatever), but I'm not sure leaving CC as cc is any better...
922 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
923 # Used to have BISON=yacc.
927 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
930 # Under CX/UX, we want to tell the compiler to use ANSI mode.
931 tentative_cc="cc -Xa"
932 host_makefile_frag="config/mh-cxux"
937 tentative_cc="cc -Wf,-XNg1000"
938 host_makefile_frag="config/mh-decstation"
941 # The C compiler on NEC MIPS SVR4 needs bigger tables.
942 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
943 host_makefile_frag="config/mh-necv4"
946 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
947 # environment. Also bump switch table size so that cp-parse will
948 # compile. Bump string length limit so linker builds.
949 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
952 host_makefile_frag="config/mh-sysv4"
955 # This is for a MIPS running RISC/os 4.52C.
957 # This is needed for GDB, but needs to be in the top-level make because
958 # if a library is compiled with the bsd headers and gets linked with the
959 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
961 # ptrace(2) apparently has problems in the BSD environment. No workaround is
962 # known except to select the sysv environment. Could we use /proc instead?
963 # These "sysv environments" and "bsd environments" often end up being a pain.
965 # This is not part of CFLAGS because perhaps not all C compilers have this
967 tentative_cc="cc -systype sysv"
972 i[[3456789]]86-*-sysv5*)
973 host_makefile_frag="config/mh-sysv5"
975 i[[3456789]]86-*-dgux*)
976 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
977 host_makefile_frag="config/mh-dgux386"
979 i[[3456789]]86-ncr-sysv4.3*)
980 # The MetaWare compiler will generate a copyright message unless you
981 # turn it off by adding the -Hnocopyr flag.
982 tentative_cc="cc -Hnocopyr"
984 i[[3456789]]86-ncr-sysv4*)
985 # for an NCR 3000 (i486/SVR4) system.
986 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
987 # This compiler not only emits obnoxious copyright messages every time
988 # you run it, but it chokes and dies on a whole bunch of GNU source
989 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
990 tentative_cc="/usr/ccs/ATT/cc"
991 host_makefile_frag="config/mh-ncr3000"
993 i[[3456789]]86-*-sco3.2v5*)
995 i[[3456789]]86-*-sco*)
996 # The native C compiler botches some simple uses of const. Unfortunately,
997 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
998 tentative_cc="cc -Dconst="
999 host_makefile_frag="config/mh-sco"
1001 i[[3456789]]86-*-udk*)
1002 host_makefile_frag="config/mh-sysv5"
1004 i[[3456789]]86-*-solaris2*)
1005 host_makefile_frag="config/mh-sysv4"
1007 i[[3456789]]86-*-msdosdjgpp*)
1008 host_makefile_frag="config/mh-djgpp"
1011 host_makefile_frag="config/mh-cygwin"
1014 host_makefile_frag="config/mh-mingw"
1017 host_makefile_frag="config/mh-mingw"
1020 host_makefile_frag="config/mh-interix"
1023 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1027 host_makefile_frag="config/mh-solaris"
1030 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1031 # without overflowing the jump tables (-J says to use a 32 bit table)
1032 tentative_cc="cc -J"
1035 tentative_cc="cc -Wp,-H256000"
1038 tentative_cc="cc -Wp,-H256000"
1041 # /bin/cc is less than useful for our purposes. Always use GCC
1042 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1043 host_makefile_frag="config/mh-lynxrs6k"
1046 host_makefile_frag="config/mh-ppc-darwin"
1049 host_makefile_frag="config/mh-ppc-aix"
1052 host_makefile_frag="config/mh-ppc-aix"
1055 # /bin/cc is less than useful for our purposes. Always use GCC
1056 tentative_cc="/bin/gcc"
1059 host_makefile_frag="config/mh-sysv4"
1061 # This is placed last to prevent interfering with the cases above.
1063 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1064 host_makefile_frag="config/mh-x86omitfp"
1069 # If we aren't going to be using gcc, see if we can extract a definition
1070 # of CC from the fragment.
1071 # Actually, use the 'pre-extracted' version above.
1072 if test -z "${CC}" && test "${build}" = "${host}" ; then
1073 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1075 for dir in $PATH; do
1076 test -z "$dir" && dir=.
1077 if test -f $dir/gcc; then
1083 if test -z "${found}" && test -n "${tentative_cc}" ; then
1088 if test "${build}" != "${host}" ; then
1089 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1090 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1091 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1092 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1093 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1094 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1095 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1096 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1097 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1098 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1099 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1100 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1102 AR_FOR_BUILD="\$(AR)"
1103 AS_FOR_BUILD="\$(AS)"
1104 CC_FOR_BUILD="\$(CC)"
1105 CXX_FOR_BUILD="\$(CXX)"
1106 GCJ_FOR_BUILD="\$(GCJ)"
1107 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1108 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1109 LD_FOR_BUILD="\$(LD)"
1110 NM_FOR_BUILD="\$(NM)"
1111 RANLIB_FOR_BUILD="\$(RANLIB)"
1112 WINDRES_FOR_BUILD="\$(WINDRES)"
1113 WINDMC_FOR_BUILD="\$(WINDMC)"
1119 # We must set the default linker to the linker used by gcc for the correct
1120 # operation of libtool. If LD is not defined and we are using gcc, try to
1121 # set the LD default to the ld used by gcc.
1122 if test -z "$LD"; then
1123 if test "$GCC" = yes; then
1126 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1128 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1130 case $gcc_prog_ld in
1131 # Accept absolute paths.
1132 [[\\/]* | [A-Za-z]:[\\/]*)]
1133 LD="$gcc_prog_ld" ;;
1139 ACX_PROG_CMP_IGNORE_INITIAL
1141 # Check for GMP and MPFR
1142 gmplibs="-lmpfr -lgmp"
1146 # Specify a location for mpfr
1147 # check for this first so it ends up on the link line before gmp.
1148 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1149 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1150 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1152 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1153 Equivalent to --with-mpfr-include=PATH/include
1154 plus --with-mpfr-lib=PATH/lib])
1155 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1156 specify directory for installed MPFR include files])
1157 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1159 if test "x$with_mpfr" != x; then
1160 gmplibs="-L$with_mpfr/lib $gmplibs"
1161 gmpinc="-I$with_mpfr/include"
1163 if test "x$with_mpfr_include" != x; then
1164 gmpinc="-I$with_mpfr_include"
1166 if test "x$with_mpfr_lib" != x; then
1167 gmplibs="-L$with_mpfr_lib $gmplibs"
1169 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1170 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/.libs -L$$r/$(HOST_SUBDIR)/mpfr/_libs '"$gmplibs"
1171 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1172 # Do not test the mpfr version. Assume that it is sufficient, since
1173 # it is in the source tree, and the library has not been built yet
1174 # but it would be included on the link line in the version check below
1175 # hence making the test fail.
1179 # Specify a location for gmp
1180 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1181 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1182 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1184 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1185 Equivalent to --with-gmp-include=PATH/include
1186 plus --with-gmp-lib=PATH/lib])
1187 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1188 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1191 if test "x$with_gmp" != x; then
1192 gmplibs="-L$with_gmp/lib $gmplibs"
1193 gmpinc="-I$with_gmp/include $gmpinc"
1195 if test "x$with_gmp_include" != x; then
1196 gmpinc="-I$with_gmp_include $gmpinc"
1198 if test "x$with_gmp_lib" != x; then
1199 gmplibs="-L$with_gmp_lib $gmplibs"
1201 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1202 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/.libs -L$$r/$(HOST_SUBDIR)/gmp/_libs '"$gmplibs"
1203 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1204 extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
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
1269 AC_SUBST(extra_mpfr_configure_flags)
1271 # By default, C is the only stage 1 language.
1272 stage1_languages=,c,
1274 # Figure out what language subdirectories are present.
1275 # Look if the user specified --enable-languages="..."; if not, use
1276 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1278 # NB: embedded tabs in this IF block -- do not untabify
1279 if test -d ${srcdir}/gcc; then
1280 if test x"${enable_languages+set}" != xset; then
1281 if test x"${LANGUAGES+set}" = xset; then
1282 enable_languages="${LANGUAGES}"
1283 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1285 enable_languages=all
1288 if test x"${enable_languages}" = x ||
1289 test x"${enable_languages}" = xyes;
1291 echo configure.in: --enable-languages needs at least one language argument 1>&2
1295 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1297 # 'f95' is the old name for the 'fortran' language. We issue a warning
1298 # and make the substitution.
1299 case ,${enable_languages}, in
1301 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1302 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1306 # First scan to see if an enabled language requires some other language.
1307 # We assume that a given config-lang.in will list all the language
1308 # front ends it requires, even if some are required indirectly.
1309 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1310 case ${lang_frag} in
1312 # The odd quoting in the next line works around
1313 # an apparent bug in bash 1.12 on linux.
1314 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1316 # From the config-lang.in, get $language, $lang_requires
1320 for other in ${lang_requires} ; do
1321 case ,${enable_languages}, in
1325 echo " \`$other' language required by \`$language'; enabling" 1>&2
1326 enable_languages="${enable_languages},${other}"
1334 new_enable_languages=,c,
1335 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1336 potential_languages=,c,
1338 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1339 case ${lang_frag} in
1341 # The odd quoting in the next line works around
1342 # an apparent bug in bash 1.12 on linux.
1343 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1345 # From the config-lang.in, get $language, $target_libs,
1346 # $lang_dirs, $boot_language, and $build_by_default
1352 build_by_default=yes
1354 if test x${language} = x; then
1355 echo "${lang_frag} doesn't set \$language." 1>&2
1359 case ,${enable_languages}, in
1361 # Language was explicitly selected; include it.
1365 # 'all' was selected, select it if it is a default language
1366 add_this_lang=${build_by_default}
1373 # Disable languages that need other directories if these aren't available.
1374 for i in $subdir_requires; do
1375 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1376 case ,${enable_languages}, in
1378 # Specifically requested language; tell them.
1379 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1383 add_this_lang=unsupported
1388 # Disable Ada if no preexisting GNAT is available.
1389 case ,${enable_languages},:${language}:${have_gnat} in
1390 *,${language},*:ada:no)
1391 # Specifically requested language; tell them.
1392 AC_MSG_ERROR([GNAT is required to build $language])
1396 add_this_lang=unsupported
1400 # Disable a language that is unsupported by the target.
1401 case " $unsupported_languages " in
1403 add_this_lang=unsupported
1407 case $add_this_lang in
1409 # Remove language-dependent dirs.
1410 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1413 # Remove language-dependent dirs; still show language as supported.
1414 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1415 potential_languages="${potential_languages}${language},"
1418 new_enable_languages="${new_enable_languages}${language},"
1419 potential_languages="${potential_languages}${language},"
1420 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1421 case ${boot_language} in
1423 # Add to (comma-separated) list of stage 1 languages.
1424 stage1_languages="${stage1_languages}${language},"
1433 AC_ARG_ENABLE(stage1-languages,
1434 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1435 stage1. Mostly useful for compiler development.],
1436 [case ,${enable_stage1_languages}, in
1438 # Set it to something that will have no effect in the loop below
1439 enable_stage1_languages=c ;;
1441 enable_stage1_languages=`echo $new_enable_languages | \
1442 sed -e "s/^,//" -e "s/,$//" ` ;;
1444 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1445 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1448 # Add "good" languages from enable_stage1_languages to stage1_languages,
1449 # while "bad" languages go in missing_languages. Leave no duplicates.
1450 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1451 case $potential_languages in
1453 case $stage1_languages in
1455 *) stage1_languages="$stage1_languages$i," ;;
1458 case $missing_languages in
1460 *) missing_languages="$missing_languages$i," ;;
1465 # Remove leading/trailing commas that were added for simplicity
1466 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1467 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1468 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1469 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1471 if test "x$missing_languages" != x; then
1473 The following requested languages could not be built: ${missing_languages}
1474 Supported languages are: ${potential_languages}])
1476 if test "x$new_enable_languages" != "x$enable_languages"; then
1477 echo The following languages will be built: ${new_enable_languages}
1478 enable_languages="$new_enable_languages"
1481 AC_SUBST(stage1_languages)
1482 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1485 # Handle --disable-<component> generically.
1486 for dir in $configdirs $build_configdirs $target_configdirs ; do
1487 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1488 varname=`echo $dirname | sed -e s/+/_/g`
1489 if eval test x\${enable_${varname}} "=" xno ; then
1490 noconfigdirs="$noconfigdirs $dir"
1494 # Check for Boehm's garbage collector
1495 AC_ARG_ENABLE(objc-gc,
1496 [ --enable-objc-gc enable use of Boehm's garbage collector with the
1497 GNU Objective-C runtime],
1498 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1499 *,objc,*:*:yes:*target-boehm-gc*)
1500 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1504 # Make sure we only build Boehm's garbage collector if required.
1505 case ,${enable_languages},:${enable_objc_gc} in
1507 # Keep target-boehm-gc if requested for Objective-C.
1510 # Otherwise remove target-boehm-gc depending on target-libjava.
1511 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1512 noconfigdirs="$noconfigdirs target-boehm-gc"
1517 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1518 # $build_configdirs and $target_configdirs.
1519 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1522 for dir in . $skipdirs $noconfigdirs ; do
1523 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1524 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1525 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1526 if test -r $srcdir/$dirname/configure ; then
1527 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1530 notsupp="$notsupp $dir"
1534 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1535 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1536 if test -r $srcdir/$dirname/configure ; then
1537 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1540 notsupp="$notsupp $dir"
1544 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1545 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1546 if test -r $srcdir/$dirname/configure ; then
1547 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1550 notsupp="$notsupp $dir"
1556 # Sometimes the tools are distributed with libiberty but with no other
1557 # libraries. In that case, we don't want to build target-libiberty.
1558 # Don't let libgcc imply libiberty either.
1559 if test -n "${target_configdirs}" ; then
1562 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1563 if test "$i" = "libgcc"; then
1564 libgcc=target-libgcc
1565 elif test "$i" != "libiberty" ; then
1566 if test -r $srcdir/$i/configure ; then
1572 if test -z "${others}" ; then
1573 target_configdirs=$libgcc
1577 # Quietly strip out all directories which aren't configurable in this tree.
1578 # This relies on all configurable subdirectories being autoconfiscated, which
1580 build_configdirs_all="$build_configdirs"
1582 for i in ${build_configdirs_all} ; do
1583 j=`echo $i | sed -e s/build-//g`
1584 if test -f ${srcdir}/$j/configure ; then
1585 build_configdirs="${build_configdirs} $i"
1589 configdirs_all="$configdirs"
1591 for i in ${configdirs_all} ; do
1592 if test -f ${srcdir}/$i/configure ; then
1593 configdirs="${configdirs} $i"
1597 target_configdirs_all="$target_configdirs"
1599 for i in ${target_configdirs_all} ; do
1600 j=`echo $i | sed -e s/target-//g`
1601 if test -f ${srcdir}/$j/configure ; then
1602 target_configdirs="${target_configdirs} $i"
1606 # Produce a warning message for the subdirs we can't configure.
1607 # This isn't especially interesting in the Cygnus tree, but in the individual
1608 # FSF releases, it's important to let people know when their machine isn't
1609 # supported by the one or two programs in a package.
1611 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1612 # If $appdirs is non-empty, at least one of those directories must still
1613 # be configured, or we error out. (E.g., if the gas release supports a
1614 # specified target in some subdirs but not the gas subdir, we shouldn't
1615 # pretend that all is well.)
1616 if test -n "$appdirs" ; then
1617 for dir in $appdirs ; do
1618 if test -r $dir/Makefile.in ; then
1619 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1623 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1629 if test -n "$appdirs" ; then
1630 echo "*** This configuration is not supported by this package." 1>&2
1634 # Okay, some application will build, or we don't care to check. Still
1635 # notify of subdirs not getting built.
1636 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1637 echo " ${notsupp}" 1>&2
1638 echo " (Any other directories should still work fine.)" 1>&2
1646 # To find our prefix, in gcc_cv_tool_prefix.
1651 AC_ARG_WITH([build-sysroot],
1652 [ --with-build-sysroot=SYSROOT
1653 use sysroot as the system root during the build],
1654 [if test x"$withval" != x ; then
1655 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1657 [SYSROOT_CFLAGS_FOR_TARGET=])
1658 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1660 AC_ARG_WITH([debug-prefix-map],
1661 [ --with-debug-prefix-map='A=B C=D ...'
1662 map A to B, C to D ... in debug information],
1663 [if test x"$withval" != x; then
1664 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
1665 for debug_map in $withval; do
1666 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
1669 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
1670 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
1672 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1673 # the named directory are copied to $(tooldir)/sys-include.
1674 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1675 if test x${is_cross_compiler} = xno ; then
1676 echo 1>&2 '***' --with-headers is only supported when cross compiling
1679 if test x"${with_headers}" != xyes ; then
1680 x=${gcc_cv_tool_prefix}
1681 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
1685 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1686 # the name directories are copied to $(tooldir)/lib. Multiple directories
1688 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1689 if test x${is_cross_compiler} = xno ; then
1690 echo 1>&2 '***' --with-libs is only supported when cross compiling
1693 if test x"${with_libs}" != xyes ; then
1694 # Copy the libraries in reverse order, so that files in the first named
1695 # library override files in subsequent libraries.
1696 x=${gcc_cv_tool_prefix}
1697 for l in ${with_libs}; do
1698 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
1703 # Set with_gnu_as and with_gnu_ld as appropriate.
1705 # This is done by determining whether or not the appropriate directory
1706 # is available, and by checking whether or not specific configurations
1707 # have requested that this magic not happen.
1709 # The command line options always override the explicit settings in
1710 # configure.in, and the settings in configure.in override this magic.
1712 # If the default for a toolchain is to use GNU as and ld, and you don't
1713 # want to do that, then you should use the --without-gnu-as and
1714 # --without-gnu-ld options for the configure script.
1716 if test x${use_gnu_as} = x &&
1717 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1719 extra_host_args="$extra_host_args --with-gnu-as"
1722 if test x${use_gnu_ld} = x &&
1723 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1725 extra_host_args="$extra_host_args --with-gnu-ld"
1728 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1729 # can detect this case.
1731 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1733 extra_host_args="$extra_host_args --with-newlib"
1736 # Handle ${copy_dirs}
1737 set fnord ${copy_dirs}
1739 while test $# != 0 ; do
1740 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1743 echo Copying $1 to $2
1745 # Use the install script to create the directory and all required
1746 # parent directories.
1747 if test -d $2 ; then
1751 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1754 # Copy the directory, assuming we have tar.
1755 # FIXME: Should we use B in the second tar? Not all systems support it.
1756 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1758 # It is the responsibility of the user to correctly adjust all
1759 # symlinks. If somebody can figure out how to handle them correctly
1760 # here, feel free to add the code.
1767 # Determine a target-dependent exec_prefix that the installed
1768 # gcc will search in. Keep this list sorted by triplet, with
1769 # the *-*-osname triplets last.
1773 md_exec_prefix=/gnu/lib/gcc-lib
1775 i[[34567]]86-pc-msdosdjgpp*)
1776 md_exec_prefix=/dev/env/DJDIR/bin
1778 i[[34567]]86-*-sco3.2v5*)
1779 if test $with_gnu_as = yes; then
1780 md_exec_prefix=/usr/gnu/bin
1782 md_exec_prefix=/usr/ccs/bin/elf
1787 powerpc-*-chorusos* | \
1788 powerpc*-*-eabi* | \
1789 powerpc*-*-sysv* | \
1790 powerpc*-*-kaos* | \
1792 md_exec_prefix=/usr/ccs/bin
1797 md_exec_prefix=/usr/ccs/bin
1812 md_exec_prefix=/usr/ccs/bin
1816 extra_arflags_for_target=
1817 extra_nmflags_for_target=
1818 extra_ranlibflags_for_target=
1819 target_makefile_frag=/dev/null
1822 target_makefile_frag="config/mt-mep"
1825 target_makefile_frag="config/mt-spu"
1828 target_makefile_frag="config/mt-sde"
1830 mipsisa*-*-elfoabi*)
1831 target_makefile_frag="config/mt-mips-elfoabi"
1834 target_makefile_frag="config/mt-netware"
1836 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1837 target_makefile_frag="config/mt-gnu"
1839 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1840 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1841 # commands to handle both 32-bit and 64-bit objects. These flags are
1842 # harmless if we're using GNU nm or ar.
1843 extra_arflags_for_target=" -X32_64"
1844 extra_nmflags_for_target=" -B -X32_64"
1847 # ranlib from Darwin requires the -c flag to look at common symbols.
1848 extra_ranlibflags_for_target=" -c"
1850 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1851 target_makefile_frag="config/mt-wince"
1855 alphaieee_frag=/dev/null
1858 # This just makes sure to use the -mieee option to build target libs.
1859 # This should probably be set individually by each library.
1860 alphaieee_frag="config/mt-alphaieee"
1864 # If --enable-target-optspace always use -Os instead of -O2 to build
1865 # the target libraries, similarly if it is not specified, use -Os
1866 # on selected platforms.
1867 ospace_frag=/dev/null
1868 case "${enable_target_optspace}:${target}" in
1870 ospace_frag="config/mt-ospace"
1873 ospace_frag="config/mt-d30v"
1875 :m32r-* | :d10v-* | :fr30-*)
1876 ospace_frag="config/mt-ospace"
1881 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1885 # Default to using --with-stabs for certain targets.
1886 if test x${with_stabs} = x ; then
1888 mips*-*-irix[[56]]*)
1890 mips*-*-* | alpha*-*-osf*)
1892 extra_host_args="${extra_host_args} --with-stabs"
1897 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1898 # them automatically.
1901 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1905 # Some systems (e.g., one of the i386-aix systems the gas testers are
1906 # using) don't handle "\$" correctly, so don't use it here.
1907 tooldir='${exec_prefix}'/${target_noncanonical}
1908 build_tooldir=${tooldir}
1910 # Create a .gdbinit file which runs the one in srcdir
1911 # and tells GDB to look there for source files.
1913 if test -r ${srcdir}/.gdbinit ; then
1916 *) cat > ./.gdbinit <<EOF
1920 source ${srcdir}/.gdbinit
1926 # Make sure that the compiler is able to generate an executable. If it
1927 # can't, we are probably in trouble. We don't care whether we can run the
1928 # executable--we might be using a cross compiler--we only care whether it
1929 # can be created. At this point the main configure script has set CC.
1931 echo "int main () { return 0; }" > conftest.c
1932 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1933 if test $? = 0 ; then
1934 if test -s conftest || test -s conftest.exe ; then
1940 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1941 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1948 # The Solaris /usr/ucb/cc compiler does not appear to work.
1950 sparc-sun-solaris2*)
1951 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1952 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1954 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1955 if test -d /opt/cygnus/bin ; then
1956 if test "$could_use" = "" ; then
1957 could_use="/opt/cygnus/bin"
1959 could_use="$could_use or /opt/cygnus/bin"
1962 if test "$could_use" = "" ; then
1963 echo "Warning: compilation may fail because you're using"
1964 echo "/usr/ucb/cc. You should change your PATH or CC "
1965 echo "variable and rerun configure."
1967 echo "Warning: compilation may fail because you're using"
1968 echo "/usr/ucb/cc, when you should use the C compiler from"
1969 echo "$could_use. You should change your"
1970 echo "PATH or CC variable and rerun configure."
1977 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1978 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
1979 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1982 # Record target_configdirs and the configure arguments for target and
1983 # build configuration in Makefile.
1984 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1985 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1987 # Determine whether gdb needs tk/tcl or not.
1988 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1989 # and in that case we want gdb to be built without tk. Ugh!
1990 # In fact I believe gdb is the *only* package directly dependent on tk,
1991 # so we should be able to put the 'maybe's in unconditionally and
1992 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1993 # 100% sure that that's safe though.
1995 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
1996 case "$enable_gdbtk" in
2000 GDB_TK="${gdb_tk}" ;;
2002 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2003 # distro. Eventually someone will fix this and move Insight, nee
2004 # gdbtk to a separate directory.
2005 if test -d ${srcdir}/gdb/gdbtk ; then
2012 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2013 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2015 # Strip out unwanted targets.
2017 # While at that, we remove Makefiles if we were started for recursive
2018 # configuration, so that the top-level Makefile reconfigures them,
2019 # like we used to do when configure itself was recursive.
2021 # Loop over modules. $extrasub must be used with care, limiting as
2022 # much as possible the usage of range addresses. That's because autoconf
2023 # splits the sed script to overcome limits in the number of commands,
2024 # and relying on carefully-timed sed passes may turn out to be very hard
2025 # to maintain later. In this particular case, you just have to be careful
2026 # not to nest @if/@endif pairs, because configure will not warn you at all.
2028 AC_ARG_ENABLE([bootstrap],
2029 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2030 enable_bootstrap=default)
2032 # Issue errors and warnings for invalid/strange bootstrap combinations.
2033 case "$configdirs" in
2034 *gcc*) have_compiler=yes ;;
2035 *) have_compiler=no ;;
2038 case "$have_compiler:$host:$target:$enable_bootstrap" in
2041 # Default behavior. Enable bootstrap if we have a compiler
2042 # and we are in a native configuration.
2043 yes:$build:$build:default)
2044 enable_bootstrap=yes ;;
2047 enable_bootstrap=no ;;
2049 # We have a compiler and we are in a native configuration, bootstrap is ok
2050 yes:$build:$build:yes)
2053 # Other configurations, but we have a compiler. Assume the user knows
2056 AC_MSG_WARN([trying to bootstrap a cross compiler])
2059 # No compiler: if they passed --enable-bootstrap explicitly, fail
2061 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2063 # Fail if wrong command line
2065 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2069 # Adjust the toplevel makefile according to whether bootstrap was selected.
2070 case "$enable_bootstrap" in
2072 bootstrap_suffix=bootstrap ;;
2074 bootstrap_suffix=no-bootstrap ;;
2077 for module in ${build_configdirs} ; do
2078 if test -z "${no_recursion}" \
2079 && test -f ${build_subdir}/${module}/Makefile; then
2080 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2081 rm -f ${build_subdir}/${module}/Makefile
2084 /^@if build-$module\$/d
2085 /^@endif build-$module\$/d
2086 /^@if build-$module-$bootstrap_suffix\$/d
2087 /^@endif build-$module-$bootstrap_suffix\$/d"
2089 for module in ${configdirs} ; do
2090 if test -z "${no_recursion}"; then
2091 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2092 if test -f ${file}; then
2093 echo 1>&2 "*** removing ${file} to force reconfigure"
2100 /^@endif $module\$/d
2101 /^@if $module-$bootstrap_suffix\$/d
2102 /^@endif $module-$bootstrap_suffix\$/d"
2104 for module in ${target_configdirs} ; do
2105 if test -z "${no_recursion}" \
2106 && test -f ${target_subdir}/${module}/Makefile; then
2107 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2108 rm -f ${target_subdir}/${module}/Makefile
2111 /^@if target-$module\$/d
2112 /^@endif target-$module\$/d
2113 /^@if target-$module-$bootstrap_suffix\$/d
2114 /^@endif target-$module-$bootstrap_suffix\$/d"
2118 /^@if /,/^@endif /d"
2120 # Create the serialization dependencies. This uses a temporary file.
2122 AC_ARG_ENABLE([serial-configure],
2123 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2124 force sequential configuration of
2125 sub-packages for the host, target or build
2126 machine, or all sub-packages])
2128 case ${enable_serial_configure} in
2130 enable_serial_build_configure=yes
2131 enable_serial_host_configure=yes
2132 enable_serial_target_configure=yes
2136 # These force 'configure's to be done one at a time, to avoid problems
2137 # with contention over a shared config.cache.
2139 echo '# serdep.tmp' > serdep.tmp
2141 test "x${enable_serial_build_configure}" = xyes &&
2142 for item in ${build_configdirs} ; do
2145 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2150 test "x${enable_serial_host_configure}" = xyes &&
2151 for item in ${configdirs} ; do
2154 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2159 test "x${enable_serial_target_configure}" = xyes &&
2160 for item in ${target_configdirs} ; do
2163 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2167 serialization_dependencies=serdep.tmp
2168 AC_SUBST_FILE(serialization_dependencies)
2170 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2171 # target, nonopt, and variable assignments. These are the ones we
2172 # might not want to pass down to subconfigures. Also strip
2173 # program-prefix, program-suffix, and program-transform-name, so that
2174 # we can pass down a consistent program-transform-name.
2178 eval "set -- $ac_configure_args"
2181 if test X"$skip_next" = X"yes"; then
2185 if test X"$keep_next" = X"yes"; then
2188 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2190 baseargs="$baseargs '$ac_arg'"
2195 # Handle separated arguments. Based on the logic generated by
2198 *=* | --config-cache | -C | -disable-* | --disable-* \
2199 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2200 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2201 | -with-* | --with-* | -without-* | --without-* | --x)
2227 -program-prefix* | \
2228 -program-suffix* | \
2229 -program-transform-name* )
2230 skip_next=$separate_arg
2234 # An option. Add it.
2237 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2239 baseargs="$baseargs '$ac_arg'"
2240 keep_next=$separate_arg
2243 # Either a variable assignment, or a nonopt (triplet). Don't
2244 # pass it down; let the Makefile handle this.
2249 # Remove the initial space we just introduced and, as these will be
2250 # expanded by make, quote '$'.
2251 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2253 # Add in --program-transform-name, after --program-prefix and
2254 # --program-suffix have been applied to it. Autoconf has already
2255 # doubled dollar signs and backslashes in program_transform_name; we want
2256 # the backslashes un-doubled, and then the entire thing wrapped in single
2257 # quotes, because this will be expanded first by make and then by the shell.
2258 # Also, because we want to override the logic in subdir configure scripts to
2259 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2260 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2261 ${program_transform_name}
2263 gcc_transform_name=`cat conftestsed.out`
2264 rm -f conftestsed.out
2265 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2266 if test "$silent" = yes; then
2267 baseargs="$baseargs --silent"
2270 # For the build-side libraries, we just need to pretend we're native,
2271 # and not use the same cache file. Multilibs are neither needed nor
2273 build_configargs="--cache-file=../config.cache ${baseargs}"
2275 # For host modules, accept cache file option, or specification as blank.
2276 case "${cache_file}" in
2278 cache_file_option="" ;;
2279 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2280 cache_file_option="--cache-file=${cache_file}" ;;
2282 cache_file_option="--cache-file=../${cache_file}" ;;
2285 # Host dirs don't like to share a cache file either, horribly enough.
2286 # This seems to be due to autoconf 2.5x stupidity.
2287 host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
2289 target_configargs=${baseargs}
2291 # Passing a --with-cross-host argument lets the target libraries know
2292 # whether they are being built with a cross-compiler or being built
2293 # native. However, it would be better to use other mechanisms to make the
2294 # sorts of decisions they want to make on this basis. Please consider
2295 # this option to be deprecated. FIXME.
2296 if test x${is_cross_compiler} = xyes ; then
2297 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2300 # Default to --enable-multilib.
2301 if test x${enable_multilib} = x ; then
2302 target_configargs="--enable-multilib ${target_configargs}"
2305 # Pass --with-newlib if appropriate. Note that target_configdirs has
2306 # changed from the earlier setting of with_newlib.
2307 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2308 target_configargs="--with-newlib ${target_configargs}"
2311 # Different target subdirs use different values of certain variables
2312 # (notably CXX). Worse, multilibs use *lots* of different values.
2313 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2314 # it doesn't automatically accept command-line overrides of them.
2315 # This means it's not safe for target subdirs to share a cache file,
2316 # which is disgusting, but there you have it. Hopefully this can be
2317 # fixed in future. It's still worthwhile to use a cache file for each
2318 # directory. I think.
2320 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2321 # We need to pass --target, as newer autoconf's requires consistency
2322 # for target_alias and gcc doesn't manage it consistently.
2323 target_configargs="--cache-file=./config.cache ${target_configargs}"
2326 case " $target_configdirs " in
2328 case " $target_configargs " in
2329 *" --with-newlib "*)
2332 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 $$s/winsup/w32api/include' ;;
2335 # If we're not building GCC, don't discard standard headers.
2336 if test -d ${srcdir}/gcc; then
2337 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2339 if test "${build}" != "${host}"; then
2340 # On Canadian crosses, CC_FOR_TARGET will have already been set
2341 # by `configure', so we won't have an opportunity to add -Bgcc/
2342 # to it. This is right: we don't want to search that directory
2343 # for binaries, but we want the header files in there, so add
2345 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2347 # Someone might think of using the pre-installed headers on
2348 # Canadian crosses, in case the installed compiler is not fully
2349 # compatible with the compiler being built. In this case, it
2350 # would be better to flag an error than risking having
2351 # incompatible object files being constructed. We can't
2352 # guarantee that an error will be flagged, but let's hope the
2353 # compiler will do it, when presented with incompatible header
2358 case "${target}-${is_cross_compiler}" in
2359 i[[3456789]]86-*-linux*-no)
2360 # Here host == target, so we don't need to build gcc,
2361 # so we don't want to discard standard headers.
2362 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2365 # If we're building newlib, use its generic headers last, but search
2366 # for any libc-related directories first (so make it the last -B
2368 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2370 # If we're building libgloss, find the startup file, simulator library
2371 # and linker script.
2372 case " $target_configdirs " in
2374 # Look for startup file, simulator library and maybe linker script.
2375 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
2376 # Look for libnosys.a in case the target needs it.
2377 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2378 # Most targets have the linker script in the source directory.
2379 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
2390 # Can't be handled as Cygwin above since Mingw does not use newlib.
2391 FLAGS_FOR_TARGET=$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' ;;
2394 # Allow the user to override the flags for
2395 # our build compiler if desired.
2396 if test x"${build}" = x"${host}" ; then
2397 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2398 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
2399 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
2402 # On Canadian crosses, we'll be searching the right directories for
2403 # the previously-installed cross compiler, so don't bother to add
2404 # flags for directories within the install tree of the compiler
2405 # being built; programs in there won't even run.
2406 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2407 # Search for pre-installed headers if nothing else fits.
2408 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2411 if test "x${use_gnu_ld}" = x &&
2412 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2413 # Arrange for us to find uninstalled linker scripts.
2414 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2417 # Search for other target-specific linker scripts and such.
2420 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
2424 # Makefile fragments.
2425 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2427 eval fragval=\$$frag
2428 if test $fragval != /dev/null; then
2429 eval $frag=${srcdir}/$fragval
2432 AC_SUBST_FILE(host_makefile_frag)
2433 AC_SUBST_FILE(target_makefile_frag)
2434 AC_SUBST_FILE(alphaieee_frag)
2435 AC_SUBST_FILE(ospace_frag)
2437 # Miscellanea: directories, flags, etc.
2438 AC_SUBST(RPATH_ENVVAR)
2440 AC_SUBST(build_tooldir)
2441 AC_SUBST(CONFIGURE_GDB_TK)
2443 AC_SUBST(INSTALL_GDB_TK)
2445 # Build module lists & subconfigure args.
2446 AC_SUBST(build_configargs)
2447 AC_SUBST(build_configdirs)
2449 # Host module lists & subconfigure args.
2450 AC_SUBST(host_configargs)
2451 AC_SUBST(configdirs)
2453 # Target module lists & subconfigure args.
2454 AC_SUBST(target_configargs)
2458 AC_SUBST(AR_FOR_BUILD)
2459 AC_SUBST(AS_FOR_BUILD)
2460 AC_SUBST(CC_FOR_BUILD)
2461 AC_SUBST(CFLAGS_FOR_BUILD)
2462 AC_SUBST(CXXFLAGS_FOR_BUILD)
2463 AC_SUBST(CXX_FOR_BUILD)
2464 AC_SUBST(DLLTOOL_FOR_BUILD)
2465 AC_SUBST(GCJ_FOR_BUILD)
2466 AC_SUBST(GFORTRAN_FOR_BUILD)
2467 AC_SUBST(LDFLAGS_FOR_BUILD)
2468 AC_SUBST(LD_FOR_BUILD)
2469 AC_SUBST(NM_FOR_BUILD)
2470 AC_SUBST(RANLIB_FOR_BUILD)
2471 AC_SUBST(WINDMC_FOR_BUILD)
2472 AC_SUBST(WINDRES_FOR_BUILD)
2473 AC_SUBST(config_shell)
2475 # Generate default definitions for YACC, M4, LEX and other programs that run
2476 # on the build machine. These are used if the Makefile can't locate these
2477 # programs in objdir.
2478 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
2480 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
2481 case " $build_configdirs " in
2482 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
2483 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
2486 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
2487 case " $build_configdirs " in
2488 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
2491 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
2492 case " $build_configdirs " in
2493 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
2496 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
2497 case " $build_configdirs " in
2498 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2499 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
2502 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
2503 case " $build_configdirs " in
2504 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2507 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
2508 case " $build_configdirs " in
2509 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
2512 # For an installed makeinfo, we require it to be from texinfo 4.6 or
2513 # higher, else we use the "missing" dummy.
2514 if ${MAKEINFO} --version \
2515 | egrep 'texinfo[^0-9]*(4\.([6-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
2518 MAKEINFO="$MISSING makeinfo"
2524 # FIXME: expect and dejagnu may become build tools?
2526 AC_CHECK_PROGS(EXPECT, expect, expect)
2527 case " $configdirs " in
2529 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
2533 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
2534 case " $configdirs " in
2536 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
2542 NCN_STRICT_CHECK_TOOLS(AR, ar)
2543 NCN_STRICT_CHECK_TOOLS(AS, as)
2544 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2545 NCN_STRICT_CHECK_TOOLS(LD, ld)
2546 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
2547 NCN_STRICT_CHECK_TOOLS(NM, nm)
2548 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2549 NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
2550 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2551 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
2552 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2553 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
2560 AC_ARG_WITH([build-time-tools],
2561 [ --with-build-time-tools=PATH
2562 use given path to find target tools during the build],
2563 [case x"$withval" in
2566 with_build_time_tools=
2567 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
2570 [with_build_time_tools=])
2572 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2573 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2574 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2575 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2576 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2578 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
2579 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
2580 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2581 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
2582 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
2583 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
2584 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
2585 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2586 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
2587 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2588 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
2590 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2592 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
2593 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
2594 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2595 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
2596 [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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2598 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
2599 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2601 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
2602 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2603 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
2604 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
2605 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
2606 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
2607 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
2608 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
2609 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
2610 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
2611 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
2612 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
2613 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
2614 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
2616 AC_SUBST(FLAGS_FOR_TARGET)
2617 AC_SUBST(RAW_CXX_FOR_TARGET)
2619 # Certain tools may need extra flags.
2620 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2621 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2622 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2624 # When building target libraries, except in a Canadian cross, we use
2625 # the same toolchain as the compiler we just built.
2626 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
2627 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
2628 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
2629 if test $host = $build; then
2630 case " $configdirs " in
2632 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
2633 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
2634 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
2639 AC_SUBST(COMPILER_AS_FOR_TARGET)
2640 AC_SUBST(COMPILER_LD_FOR_TARGET)
2641 AC_SUBST(COMPILER_NM_FOR_TARGET)
2643 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2644 AC_ARG_ENABLE(maintainer-mode,
2645 [ --enable-maintainer-mode enable make rules and dependencies not useful
2646 (and sometimes confusing) to the casual installer],
2647 USE_MAINTAINER_MODE=$enableval,
2648 USE_MAINTAINER_MODE=no)
2649 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2650 AC_SUBST(MAINTAINER_MODE_TRUE)
2651 AC_SUBST(MAINTAINER_MODE_FALSE)
2652 if test "$USE_MAINTAINER_MODE" = yes; then
2653 MAINTAINER_MODE_TRUE=
2654 MAINTAINER_MODE_FALSE='#'
2656 MAINTAINER_MODE_TRUE='#'
2657 MAINTAINER_MODE_FALSE=
2659 MAINT=$MAINTAINER_MODE_TRUE
2662 # ---------------------
2663 # GCC bootstrap support
2664 # ---------------------
2666 # Stage specific cflags for build.
2671 yes) stage1_cflags="-g -Wa,-J" ;;
2672 *) stage1_cflags="-g -J" ;;
2676 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
2677 if test "$GCC" = yes; then
2678 saved_CFLAGS="$CFLAGS"
2680 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
2681 CFLAGS="$CFLAGS -fkeep-inline-functions"
2682 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
2684 #if (__GNUC__ < 3) \
2685 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
2686 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
2687 #error http://gcc.gnu.org/PR29382
2690 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
2691 [AC_MSG_RESULT([no])])
2693 CFLAGS="$saved_CFLAGS"
2696 AC_SUBST(stage1_cflags)
2698 # Enable --enable-checking in stage1 of the compiler.
2699 AC_ARG_ENABLE(stage1-checking,
2700 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
2702 [stage1_checking=--enable-checking=${enable_stage1_checking}],
2703 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
2704 stage1_checking=--enable-checking=yes,types
2706 stage1_checking=--enable-checking=$enable_checking,types
2708 AC_SUBST(stage1_checking)
2710 # Enable -Werror in bootstrap stage2 and later.
2711 AC_ARG_ENABLE(werror,
2712 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2713 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
2718 case ${enable_werror} in
2719 yes) stage2_werror_flag="--enable-werror-always" ;;
2720 *) stage2_werror_flag="" ;;
2722 AC_SUBST(stage2_werror_flag)
2724 # Flags needed to enable html installing and building
2725 AC_ARG_WITH(datarootdir,
2726 [ --with-datarootdir use datarootdir as the data root directory.],
2727 [datarootdir="\${prefix}/${withval}"],
2728 [datarootdir="\${prefix}/share"])
2731 [ --with-docdir install documentation in this directory.],
2732 [docdir="\${prefix}/${withval}"],
2733 [docdir="\${datarootdir}/doc"])
2736 [ --with-pdfdir install pdf in this directory.],
2737 [pdfdir="\${prefix}/${withval}"],
2738 [pdfdir="\${docdir}"])
2740 AC_ARG_WITH(htmldir,
2741 [ --with-htmldir install html in this directory.],
2742 [htmldir="\${prefix}/${withval}"],
2743 [htmldir="\${docdir}"])
2745 AC_SUBST(datarootdir)