1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2 # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
3 # Free Software Foundation, Inc.
5 # This file is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 3 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful, but
11 # WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; see the file COPYING3. If not see
17 # <http://www.gnu.org/licenses/>.
19 ##############################################################################
20 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
22 m4_include(config/acx.m4)
23 m4_include(config/override.m4)
24 m4_include(config/proginstall.m4)
25 m4_include(config/elf.m4)
26 m4_include([libtool.m4])
27 m4_include([ltoptions.m4])
28 m4_include([ltsugar.m4])
29 m4_include([ltversion.m4])
30 m4_include([lt~obsolete.m4])
31 m4_include([config/cloog.m4])
33 AC_INIT(move-if-change)
35 AC_DISABLE_OPTION_CHECKING
38 # if PWD already has a value, it is probably wrong.
39 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
41 # Export original configure arguments for use by sub-configures.
42 # Quote arguments with shell meta charatcers.
43 TOPLEVEL_CONFIGURE_ARGUMENTS=
44 set -- "$progname" "$@"
48 *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
49 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
50 # if the argument is of the form -foo=baz, quote the baz part only
51 ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
54 # Add the quoted argument to the list.
55 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
57 if test "$silent" = yes; then
58 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
60 # Remove the initial space we just introduced and, as these will be
61 # expanded by make, quote '$'.
62 TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
63 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
65 # Find the build, host, and target systems.
66 ACX_NONCANONICAL_BUILD
68 ACX_NONCANONICAL_TARGET
70 dnl Autoconf 2.5x and later will set a default program prefix if
71 dnl --target was used, even if it was the same as --host. Disable
72 dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
74 test "$host_noncanonical" = "$target_noncanonical" &&
75 test "$program_prefix$program_suffix$program_transform_name" = \
77 program_transform_name=s,y,y,
82 m4_pattern_allow([^AS_FOR_TARGET$])dnl
83 m4_pattern_allow([^AS_FOR_BUILD$])dnl
85 # Get 'install' or 'install-sh' and its variants.
92 ### we might need to use some other shell than /bin/sh for running subshells
93 ### If we are on Windows, search for the shell. This will permit people
94 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
95 ### without also having to set CONFIG_SHELL. This code will work when
96 ### using bash, which sets OSTYPE.
99 if test x${CONFIG_SHELL} = x ; then
100 if test ! -f /bin/sh ; then
101 if test x${SHELL} != x && test -f ${SHELL} ; then
102 CONFIG_SHELL=${SHELL}
105 for prog in sh sh.exe bash bash.exe; do
106 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
108 test -z "$dir" && dir=.
109 if test -f $dir/$prog; then
110 CONFIG_SHELL=$dir/$prog
116 test -n "${CONFIG_SHELL}" && break
124 config_shell=${CONFIG_SHELL-/bin/sh}
126 moveifchange=${srcdir}/move-if-change
128 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
130 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
132 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
133 INSTALL="${srcpwd}/install-sh -c"
136 # Set srcdir to "." if that's what it is.
137 # This is important for multilib support.
139 if test "${pwd}" = "${srcpwd}" ; then
147 ### To add a new directory to the tree, first choose whether it is a target
148 ### or a host dependent tool. Then put it into the appropriate list
149 ### (library or tools, host or target), doing a dependency sort.
151 # Subdirs will be configured in the order listed in build_configdirs,
152 # configdirs, or target_configdirs; see the serialization section below.
154 # Dependency sorting is only needed when *configuration* must be done in
155 # a particular order. In all cases a dependency should be specified in
156 # the Makefile, whether or not it's implicitly specified here.
158 # Double entries in build_configdirs, configdirs, or target_configdirs may
159 # cause circular dependencies and break everything horribly.
161 # these library is used by various programs built for the build
164 build_libs="build-libiberty"
166 # these tools are built for the build environment
167 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
169 # these libraries are used by various programs built for the host environment
171 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libelf libiconv"
173 # these tools are built for the host environment
174 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
175 # know that we are building the simulator.
176 # binutils, gas and ld appear in that order because it makes sense to run
177 # "make check" in that particular order.
178 # If --enable-gold is used, "gold" may replace "ld".
179 host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc cgen 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"
181 # libgcj represents the runtime libraries only used by gcj.
182 libgcj="target-libffi \
187 # these libraries are built for the target environment, and are built after
188 # the host libraries and the host tools (which may be a cross compiler)
190 target_libraries="target-libgcc \
195 target-libstdc++-v3 \
206 # these tools are built using the target libraries, and are intended to
207 # run only in the target environment
209 # note: any program that *uses* libraries that are in the "target_libraries"
210 # list belongs in this list. those programs are also very likely
211 # candidates for the "native_only" list which follows
213 target_tools="target-examples target-groff target-gperf target-rda"
215 ################################################################################
217 ## All tools belong in one of the four categories, and are assigned above
218 ## We assign ${configdirs} this way to remove all embedded newlines. This
219 ## is important because configure will choke if they ever get through.
220 ## ${configdirs} is directories we build using the host tools.
221 ## ${target_configdirs} is directories we build using the target tools.
222 configdirs=`echo ${host_libs} ${host_tools}`
223 target_configdirs=`echo ${target_libraries} ${target_tools}`
224 build_configdirs=`echo ${build_libs} ${build_tools}`
226 m4_divert_text([PARSE_ARGS],
229 m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl
230 AC_MSG_ERROR([path to source, $srcdir, contains spaces])
231 m4_popdef([AS_MESSAGE_LOG_FD])dnl
234 ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
237 ################################################################################
239 srcname="gnu development package"
241 # This gets set non-empty for some net releases of packages.
244 # Define is_cross_compiler to save on calls to 'test'.
246 if test x"${host}" = x"${target}" ; then
249 is_cross_compiler=yes
252 # Find the build and target subdir names.
254 # Be sure to cover against remnants of an in-tree build.
255 if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
256 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
257 Use a pristine source tree when building in a separate tree])
260 # Skipdirs are removed silently.
262 # Noconfigdirs are removed loudly.
266 # Make sure we don't let GNU ld be added if we didn't want it.
267 if test x$with_gnu_ld = xno ; then
269 noconfigdirs="$noconfigdirs ld gold"
273 # Make sure we don't let GNU as be added if we didn't want it.
274 if test x$with_gnu_as = xno ; then
276 noconfigdirs="$noconfigdirs gas"
280 # Make sure we don't let ZLIB be added if we didn't want it.
281 if test x$with_system_zlib = xyes ; then
283 noconfigdirs="$noconfigdirs zlib"
286 # some tools are so dependent upon X11 that if we're not building with X,
287 # it's not even worth trying to configure, much less build, that tool.
290 yes | "") ;; # the default value for this tree is that X11 is available
292 skipdirs="${skipdirs} tk itcl libgui"
293 # We won't be able to build gdbtk without X.
296 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
299 # Some tools are only suitable for building in a "native" situation.
300 # Remove these if host!=target.
301 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"
303 # Similarly, some are only suitable for cross toolchains.
304 # Remove these if host=target.
305 cross_only="target-libgloss target-newlib target-opcodes"
307 case $is_cross_compiler in
308 no) skipdirs="${skipdirs} ${cross_only}" ;;
309 yes) skipdirs="${skipdirs} ${native_only}" ;;
312 # If both --with-headers and --with-libs are specified, default to
314 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
315 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
316 if test x"${with_newlib}" = x ; then
321 # Recognize --with-newlib/--without-newlib.
322 case ${with_newlib} in
323 no) skipdirs="${skipdirs} target-newlib" ;;
324 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
327 # Handle --enable-gold, --enable-ld.
328 # --disable-gold [--enable-ld]
329 # Build only ld. Default option.
330 # --enable-gold [--enable-ld]
331 # Build both gold and ld. Install gold as "ld.gold", install ld
332 # as "ld.bfd" and "ld".
333 # --enable-gold=default [--enable-ld]
334 # Build both gold and ld. Install gold as "ld.gold" and "ld",
335 # install ld as "ld.bfd".
336 # --enable-gold[=default] --disable-ld
337 # Build only gold, which is then installed as both "ld.gold" and "ld".
338 # --enable-gold --enable-ld=default
339 # Build both gold (installed as "ld.gold") and ld (installed as "ld"
341 # In other words, ld is default
342 # --enable-gold=default --enable-ld=default
347 [AS_HELP_STRING([[--enable-gold[=ARG]]],
348 [build gold @<:@ARG={default,yes,no}@:>@])],
349 ENABLE_GOLD=$enableval,
351 case "${ENABLE_GOLD}" in
353 # Check for ELF target.
356 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
357 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
358 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
360 *-*-linux*aout* | *-*-linux*oldld*)
368 if test "$is_elf" = "yes"; then
369 # Check for target supported by gold.
371 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
372 configdirs="$configdirs gold"
373 if test x${ENABLE_GOLD} = xdefault; then
384 AC_MSG_ERROR([invalid --enable-gold argument])
389 [AS_HELP_STRING([[--enable-ld[=ARG]]],
390 [build ld @<:@ARG={default,yes,no}@:>@])],
391 ENABLE_LD=$enableval,
394 case "${ENABLE_LD}" in
396 if test x${default_ld} != x; then
397 AC_MSG_ERROR([either gold or ld can be the default ld])
403 if test x${ENABLE_GOLD} != xyes; then
404 AC_MSG_WARN([neither ld nor gold are enabled])
406 configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'`
409 AC_MSG_ERROR([invalid --enable-ld argument])
413 # Configure extra directories which are host specific
417 configdirs="$configdirs libtermcap" ;;
420 # A target can indicate whether a language isn't supported for some reason.
421 # Only spaces may be used in this macro; not newlines or tabs.
422 unsupported_languages=
424 # Remove more programs from consideration, based on the host or
425 # target this usually means that a port of the program doesn't
430 noconfigdirs="$noconfigdirs byacc"
432 i[[3456789]]86-*-vsta)
433 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
435 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
436 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
439 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
441 i[[3456789]]86-*-mingw32*)
442 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
443 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
445 i[[3456789]]86-*-beos*)
446 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
449 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
452 noconfigdirs="$noconfigdirs rcs"
455 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
458 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
463 AC_ARG_ENABLE(libquadmath,
464 AS_HELP_STRING([--disable-libquadmath],
465 [do not build libquadmath directory]),
466 ENABLE_LIBQUADMATH=$enableval,
467 ENABLE_LIBQUADMATH=yes)
468 if test "${ENABLE_LIBQUADMATH}" = "no" ; then
469 noconfigdirs="$noconfigdirs target-libquadmath"
473 AC_ARG_ENABLE(libquadmath-support,
474 AS_HELP_STRING([--disable-libquadmath-support],
475 [disable libquadmath support for Fortran]),
476 ENABLE_LIBQUADMATH_SUPPORT=$enableval,
477 ENABLE_LIBQUADMATH_SUPPORT=yes)
478 enable_libquadmath_support=
479 if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
480 enable_libquadmath_support=no
484 AC_ARG_ENABLE(libada,
485 [AS_HELP_STRING([--enable-libada], [build libada directory])],
486 ENABLE_LIBADA=$enableval,
488 if test "${ENABLE_LIBADA}" != "yes" ; then
489 noconfigdirs="$noconfigdirs gnattools"
492 AC_ARG_ENABLE(libssp,
493 [AS_HELP_STRING([--enable-libssp], [build libssp directory])],
494 ENABLE_LIBSSP=$enableval,
497 # Save it here so that, even in case of --enable-libgcj, if the Java
498 # front-end isn't enabled, we still get libgcj disabled.
500 case $enable_libgcj in
502 # If we reset it here, it won't get added to noconfigdirs in the
503 # target-specific build rules, so it will be forcibly enabled
504 # (unless the Java language itself isn't enabled).
508 # Make sure we get it printed in the list of not supported target libs.
509 # Don't disable libffi, though, other languages use it.
510 noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`"
511 # Clear libgcj_saved so that even if java is enabled libffi won't be
518 # Disable libmudflap on some systems.
519 if test x$enable_libmudflap = x ; then
521 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
522 # Enable libmudflap by default in GNU and friends.
525 # Enable libmudflap by default in FreeBSD.
528 # Disable it by default everywhere else.
529 noconfigdirs="$noconfigdirs target-libmudflap"
534 # Disable libgomp on non POSIX hosted systems.
535 if test x$enable_libgomp = x ; then
536 # Enable libgomp by default on hosted POSIX systems.
538 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
540 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
542 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
544 *-*-darwin* | *-*-aix*)
547 noconfigdirs="$noconfigdirs target-libgomp"
552 # Default libgloss CPU subdirectory.
553 libgloss_dir="$target_cpu"
557 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
560 noconfigdirs="$noconfigdirs ld gas gdb gprof"
561 noconfigdirs="$noconfigdirs sim target-rda"
563 i[[3456789]]86-*-darwin*)
564 noconfigdirs="$noconfigdirs ld gprof"
565 noconfigdirs="$noconfigdirs sim target-rda"
567 x86_64-*-darwin[[912]]*)
568 noconfigdirs="$noconfigdirs ld gas gprof"
569 noconfigdirs="$noconfigdirs sim target-rda"
572 noconfigdirs="$noconfigdirs ld gas gdb gprof"
573 noconfigdirs="$noconfigdirs sim target-rda"
574 noconfigdirs="$noconfigdirs ${libgcj}"
576 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
577 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
580 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
581 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
582 && test -f /usr/local/include/gmp.h; then
586 # Skip some stuff that's unsupported on some FreeBSD configurations.
592 noconfigdirs="$noconfigdirs ${libgcj}"
597 # Remove unsupported stuff on all kaOS configurations.
598 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
599 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
600 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
601 noconfigdirs="$noconfigdirs target-libgloss"
604 # Skip some stuff on all NetBSD configurations.
605 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
607 # Skip some stuff that's unsupported on some NetBSD configurations.
609 i*86-*-netbsdelf*) ;;
610 arm*-*-netbsdelf*) ;;
612 noconfigdirs="$noconfigdirs ${libgcj}"
617 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
620 skipdirs="${skipdirs} target-libiberty"
621 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
623 # The tpf target doesn't support gdb yet.
625 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
628 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
631 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
634 # ld works, but does not support shared libraries.
635 # newlib is not 64 bit ready. I'm not sure about fileutils.
636 # gas doesn't generate exception information.
637 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
640 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
643 # newlib is not 64 bit ready
644 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
647 # newlib is not 64 bit ready
648 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
651 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
654 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
656 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
657 noconfigdirs="$noconfigdirs ${libgcj}"
658 noconfigdirs="$noconfigdirs target-examples"
659 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
660 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
661 noconfigdirs="$noconfigdirs expect dejagnu"
662 # the C++ libraries don't build on top of CE's C libraries
663 noconfigdirs="$noconfigdirs target-libstdc++-v3"
664 noconfigdirs="$noconfigdirs target-newlib"
666 *-*-cygwin*) ;; # keep gdb and readline
667 *) noconfigdirs="$noconfigdirs gdb readline"
673 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
677 arm-*-coff | strongarm-*-coff | xscale-*-coff)
678 noconfigdirs="$noconfigdirs ${libgcj}"
681 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
682 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
685 arm*-*-linux-gnueabi)
686 noconfigdirs="$noconfigdirs target-qthreads"
687 case ${with_newlib} in
688 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
693 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
697 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
700 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
703 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
706 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
709 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
712 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
715 unsupported_languages="$unsupported_languages java"
716 noconfigdirs="$noconfigdirs target-boehm-gc"
717 if test x${is_cross_compiler} != xno ; then
718 target_configdirs="${target_configdirs} target-bsp target-cygmon"
722 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
724 c54x*-*-* | tic54x-*-*)
725 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
728 noconfigdirs="$noconfigdirs ${libgcj} gdb"
730 cris-*-* | crisv32-*-*)
731 unsupported_languages="$unsupported_languages java"
734 unsupported_languages="$unsupported_languages fortran"
735 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
736 *-*-elf) # See PR46792 regarding target-libffi.
737 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
739 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
741 unsupported_languages="$unsupported_languages fortran"
742 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
747 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
750 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
753 noconfigdirs="$noconfigdirs ${libgcj} gdb"
755 ep9312-*-elf | ep9312-*-coff)
759 noconfigdirs="$noconfigdirs ${libgcj} gdb"
762 noconfigdirs="$noconfigdirs ${libgcj}"
765 noconfigdirs="$noconfigdirs ${libgcj}"
766 noconfigdirs="$noconfigdirs gprof"
769 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
772 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
774 hppa1.1-*-osf* | hppa1.1-*-bsd* )
776 hppa*64*-*-linux* | parisc*64*-*-linux*)
777 # In this case, it's because the hppa64-linux target is for
778 # the kernel only at this point and has no libc, and thus no
779 # headers, crt*.o, etc., all of which are needed by these.
780 noconfigdirs="$noconfigdirs target-zlib"
782 parisc*-*-linux* | hppa*-*-linux*)
788 noconfigdirs="$noconfigdirs ${libgcj}"
791 noconfigdirs="$noconfigdirs ld shellutils"
797 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
798 # build on HP-UX 10.20.
799 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
802 noconfigdirs="$noconfigdirs ${libgcj} gdb"
805 # No gdb support yet.
806 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
810 noconfigdirs="$noconfigdirs ${libgcj} libgui itcl ld"
813 # No gdb or ld support yet.
814 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
818 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
819 noconfigdirs="$noconfigdirs ${libgcj}"
822 i[[3456789]]86-*-linux*)
823 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
824 # not build java stuff by default.
827 noconfigdirs="$noconfigdirs ${libgcj}";;
830 # This section makes it possible to build newlib natively on linux.
831 # If we are using a cross compiler then don't configure newlib.
832 if test x${is_cross_compiler} != xno ; then
833 noconfigdirs="$noconfigdirs target-newlib"
835 noconfigdirs="$noconfigdirs target-libgloss"
836 # If we are not using a cross compiler, do configure newlib.
837 # Note however, that newlib will only be configured in this situation
838 # if the --with-newlib option has been given, because otherwise
839 # 'target-newlib' will appear in skipdirs.
841 i[[3456789]]86-w64-mingw*)
842 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
844 i[[3456789]]86-*-mingw*)
845 target_configdirs="$target_configdirs target-winsup"
846 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
849 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
852 target_configdirs="$target_configdirs target-libtermcap target-winsup"
853 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
854 # always build newlib if winsup directory is present.
855 if test -d "$srcdir/winsup/cygwin"; then
856 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
857 elif test -d "$srcdir/newlib"; then
858 echo "Warning: winsup/cygwin is missing so newlib can't be built."
861 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
862 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
865 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
867 i[[3456789]]86-*-sco3.2v5*)
868 # The linker does not yet know about weak symbols in COFF,
869 # and is not configured to handle mixed ELF and COFF.
870 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
872 i[[3456789]]86-*-sco*)
873 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
875 i[[3456789]]86-*-solaris2*)
876 noconfigdirs="$noconfigdirs target-libgloss"
878 i[[3456789]]86-*-sysv4*)
879 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
881 i[[3456789]]86-*-beos*)
882 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
884 i[[3456789]]86-*-rdos*)
885 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
888 noconfigdirs="$noconfigdirs ${libgcj}"
890 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
891 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
895 noconfigdirs="$noconfigdirs ${libgcj}"
898 noconfigdirs="$noconfigdirs ${libgcj}"
904 # The EPOC C++ environment does not support exceptions or rtti,
905 # and so building libstdc++-v3 tends not to always work.
906 noconfigdirs="$noconfigdirs target-libstdc++-v3"
909 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
910 unsupported_languages="$unsupported_languages fortran java"
913 noconfigdirs="$noconfigdirs ${libgcj}"
916 noconfigdirs="$noconfigdirs ${libgcj}"
919 noconfigdirs="$noconfigdirs sim"
922 noconfigdirs="$noconfigdirs target-libiberty"
925 # copied from rs6000-*-* entry
926 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
928 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
929 target_configdirs="$target_configdirs target-winsup"
930 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
931 # always build newlib.
932 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
934 # This is temporary until we can link against shared libraries
935 powerpcle-*-solaris*)
936 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
940 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
943 noconfigdirs="$noconfigdirs ${libgcj}"
946 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
950 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
953 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
956 noconfigdirs="$noconfigdirs gprof ${libgcj}"
959 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
962 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
965 skipdirs="$skipdirs target-libiberty"
966 noconfigdirs="$noconfigdirs ${libgcj}"
967 if test x$with_newlib = xyes; then
968 noconfigdirs="$noconfigdirs gprof"
973 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
976 # Linking libjava exceeds command-line length limits on at least
977 # IRIX 6.2, but not on IRIX 6.5.
978 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
979 # <oldham@codesourcery.com>
980 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
983 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
986 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
989 noconfigdirs="$noconfigdirs gprof ${libgcj}"
993 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
997 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
998 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
999 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
1000 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
1004 noconfigdirs="$noconfigdirs ${libgcj}" ;;
1006 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
1009 sparclet-*-aout* | sparc86x-*-*)
1013 noconfigdirs="$noconfigdirs ${libgcj}"
1016 noconfigdirs="$noconfigdirs ${libgcj}"
1020 noconfigdirs="$noconfigdirs ${libgcj}"
1024 noconfigdirs="$noconfigdirs ${libgcj}"
1025 if test x${is_cross_compiler} != xno ; then
1026 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
1031 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
1032 noconfigdirs="$noconfigdirs ${libgcj}"
1034 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
1037 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
1040 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
1043 noconfigdirs="$noconfigdirs ${libgcj}"
1046 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
1049 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1052 noconfigdirs="$noconfigdirs ${libgcj}"
1055 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
1057 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
1058 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
1061 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1064 noconfigdirs="$noconfigdirs ${libgcj}"
1068 # If we aren't building newlib, then don't build libgloss, since libgloss
1069 # depends upon some newlib header files.
1070 case "${noconfigdirs}" in
1071 *target-libgloss*) ;;
1072 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1075 # Work in distributions that contain no compiler tools, like Autoconf.
1077 host_makefile_frag=/dev/null
1078 if test -d ${srcdir}/config ; then
1081 # Avoid "too much defining" errors from HPUX compiler.
1082 tentative_cc="cc -Wp,-H256000"
1083 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1084 # If it's HP/UX ar, this should be harmless.
1088 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1091 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1092 # chokes on bfd, the compiler won't let you assign integers to enums, and
1093 # other problems. Defining CC to gcc is a questionable way to say "don't use
1094 # the apollo compiler" (the preferred version of GCC could be called cc,
1095 # or whatever), but I'm not sure leaving CC as cc is any better...
1096 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1097 # Used to have BISON=yacc.
1101 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1104 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1105 tentative_cc="cc -Xa"
1106 host_makefile_frag="config/mh-cxux"
1108 m88k-motorola-sysv*)
1111 tentative_cc="cc -Wf,-XNg1000"
1112 host_makefile_frag="config/mh-decstation"
1115 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1116 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1117 host_makefile_frag="config/mh-necv4"
1120 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1121 # environment. Also bump switch table size so that cp-parse will
1122 # compile. Bump string length limit so linker builds.
1123 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1126 host_makefile_frag="config/mh-sysv4"
1129 # This is for a MIPS running RISC/os 4.52C.
1131 # This is needed for GDB, but needs to be in the top-level make because
1132 # if a library is compiled with the bsd headers and gets linked with the
1133 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1134 # a different size).
1135 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1136 # known except to select the sysv environment. Could we use /proc instead?
1137 # These "sysv environments" and "bsd environments" often end up being a pain.
1139 # This is not part of CFLAGS because perhaps not all C compilers have this
1141 tentative_cc="cc -systype sysv"
1146 i[[3456789]]86-*-sysv5*)
1147 host_makefile_frag="config/mh-sysv5"
1149 i[[3456789]]86-*-dgux*)
1150 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1151 host_makefile_frag="config/mh-dgux386"
1153 i[[3456789]]86-ncr-sysv4.3*)
1154 # The MetaWare compiler will generate a copyright message unless you
1155 # turn it off by adding the -Hnocopyr flag.
1156 tentative_cc="cc -Hnocopyr"
1158 i[[3456789]]86-ncr-sysv4*)
1159 # for an NCR 3000 (i486/SVR4) system.
1160 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1161 # This compiler not only emits obnoxious copyright messages every time
1162 # you run it, but it chokes and dies on a whole bunch of GNU source
1163 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1164 tentative_cc="/usr/ccs/ATT/cc"
1165 host_makefile_frag="config/mh-ncr3000"
1167 i[[3456789]]86-*-sco3.2v5*)
1169 i[[3456789]]86-*-sco*)
1170 # The native C compiler botches some simple uses of const. Unfortunately,
1171 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1172 tentative_cc="cc -Dconst="
1173 host_makefile_frag="config/mh-sco"
1175 i[[3456789]]86-*-udk*)
1176 host_makefile_frag="config/mh-sysv5"
1178 i[[3456789]]86-*-solaris2*)
1179 host_makefile_frag="config/mh-sysv4"
1181 i[[3456789]]86-*-msdosdjgpp*)
1182 host_makefile_frag="config/mh-djgpp"
1185 ACX_CHECK_CYGWIN_CAT_WORKS
1186 host_makefile_frag="config/mh-cygwin"
1189 host_makefile_frag="config/mh-mingw"
1192 host_makefile_frag="config/mh-interix"
1195 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1199 host_makefile_frag="config/mh-solaris"
1202 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1203 # without overflowing the jump tables (-J says to use a 32 bit table)
1204 tentative_cc="cc -J"
1207 tentative_cc="cc -Wp,-H256000"
1208 host_makefile_frag="config/mh-pa-hpux10"
1210 hppa*-hp-hpux* | hppa*-*-hiux*)
1211 tentative_cc="cc -Wp,-H256000"
1212 host_makefile_frag="config/mh-pa"
1215 host_makefile_frag="config/mh-pa"
1217 *-hp-hpux* | *-*-hiux*)
1218 tentative_cc="cc -Wp,-H256000"
1221 # /bin/cc is less than useful for our purposes. Always use GCC
1222 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1223 host_makefile_frag="config/mh-lynxrs6k"
1226 host_makefile_frag="config/mh-darwin"
1229 host_makefile_frag="config/mh-ppc-aix"
1232 host_makefile_frag="config/mh-ppc-aix"
1235 # /bin/cc is less than useful for our purposes. Always use GCC
1236 tentative_cc="/bin/gcc"
1239 host_makefile_frag="config/mh-sysv4"
1241 # This is placed last to prevent interfering with the cases above.
1243 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1244 host_makefile_frag="config/mh-x86omitfp"
1249 # If we aren't going to be using gcc, see if we can extract a definition
1250 # of CC from the fragment.
1251 # Actually, use the 'pre-extracted' version above.
1252 if test -z "${CC}" && test "${build}" = "${host}" ; then
1253 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1255 for dir in $PATH; do
1256 test -z "$dir" && dir=.
1257 if test -f $dir/gcc; then
1263 if test -z "${found}" && test -n "${tentative_cc}" ; then
1268 if test "${build}" != "${host}" ; then
1269 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1270 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1271 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1272 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1273 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1274 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1275 GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
1276 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1277 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1278 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1279 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1280 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1281 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1283 AR_FOR_BUILD="\$(AR)"
1284 AS_FOR_BUILD="\$(AS)"
1285 CC_FOR_BUILD="\$(CC)"
1286 CXX_FOR_BUILD="\$(CXX)"
1287 GCJ_FOR_BUILD="\$(GCJ)"
1288 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1289 GOC_FOR_BUILD="\$(GOC)"
1290 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1291 LD_FOR_BUILD="\$(LD)"
1292 NM_FOR_BUILD="\$(NM)"
1293 RANLIB_FOR_BUILD="\$(RANLIB)"
1294 WINDRES_FOR_BUILD="\$(WINDRES)"
1295 WINDMC_FOR_BUILD="\$(WINDMC)"
1301 # We must set the default linker to the linker used by gcc for the correct
1302 # operation of libtool. If LD is not defined and we are using gcc, try to
1303 # set the LD default to the ld used by gcc.
1304 if test -z "$LD"; then
1305 if test "$GCC" = yes; then
1308 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1310 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1312 case $gcc_prog_ld in
1313 # Accept absolute paths.
1314 [[\\/]* | [A-Za-z]:[\\/]*)]
1315 LD="$gcc_prog_ld" ;;
1321 ACX_PROG_CMP_IGNORE_INITIAL
1323 # See if we are building gcc with C++.
1324 AC_ARG_ENABLE(build-with-cxx,
1325 [AS_HELP_STRING([--enable-build-with-cxx],
1326 [build with C++ compiler instead of C compiler])],
1327 ENABLE_BUILD_WITH_CXX=$enableval,
1328 ENABLE_BUILD_WITH_CXX=no)
1330 # Used for setting $lt_cv_objdir
1333 # Check for GMP, MPFR and MPC
1334 gmplibs="-lmpc -lmpfr -lgmp"
1338 # Specify a location for mpc
1339 # check for this first so it ends up on the link line before mpfr.
1341 [AS_HELP_STRING([--with-mpc=PATH],
1342 [specify prefix directory for installed MPC package.
1343 Equivalent to --with-mpc-include=PATH/include
1344 plus --with-mpc-lib=PATH/lib])])
1345 AC_ARG_WITH(mpc-include,
1346 [AS_HELP_STRING([--with-mpc-include=PATH],
1347 [specify directory for installed MPC include files])])
1348 AC_ARG_WITH(mpc-lib,
1349 [AS_HELP_STRING([--with-mpc-lib=PATH],
1350 [specify directory for the installed MPC library])])
1352 if test "x$with_mpc" != x; then
1353 gmplibs="-L$with_mpc/lib $gmplibs"
1354 gmpinc="-I$with_mpc/include $gmpinc"
1356 if test "x$with_mpc_include" != x; then
1357 gmpinc="-I$with_mpc_include $gmpinc"
1359 if test "x$with_mpc_lib" != x; then
1360 gmplibs="-L$with_mpc_lib $gmplibs"
1362 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1363 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1364 gmpinc='-I$$s/mpc/src '"$gmpinc"
1365 # Do not test the mpc version. Assume that it is sufficient, since
1366 # it is in the source tree, and the library has not been built yet
1367 # but it would be included on the link line in the version check below
1368 # hence making the test fail.
1372 # Specify a location for mpfr
1373 # check for this first so it ends up on the link line before gmp.
1374 AC_ARG_WITH(mpfr-dir,
1375 [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])],
1376 [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1377 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])])
1380 [AS_HELP_STRING([--with-mpfr=PATH],
1381 [specify prefix directory for installed MPFR package.
1382 Equivalent to --with-mpfr-include=PATH/include
1383 plus --with-mpfr-lib=PATH/lib])])
1384 AC_ARG_WITH(mpfr-include,
1385 [AS_HELP_STRING([--with-mpfr-include=PATH],
1386 [specify directory for installed MPFR include files])])
1387 AC_ARG_WITH(mpfr-lib,
1388 [AS_HELP_STRING([--with-mpfr-lib=PATH],
1389 [specify directory for the installed MPFR library])])
1391 if test "x$with_mpfr" != x; then
1392 gmplibs="-L$with_mpfr/lib $gmplibs"
1393 gmpinc="-I$with_mpfr/include $gmpinc"
1395 if test "x$with_mpfr_include" != x; then
1396 gmpinc="-I$with_mpfr_include $gmpinc"
1398 if test "x$with_mpfr_lib" != x; then
1399 gmplibs="-L$with_mpfr_lib $gmplibs"
1401 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1402 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1403 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1404 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1405 # Do not test the mpfr version. Assume that it is sufficient, since
1406 # it is in the source tree, and the library has not been built yet
1407 # but it would be included on the link line in the version check below
1408 # hence making the test fail.
1412 # Specify a location for gmp
1413 AC_ARG_WITH(gmp-dir,
1414 [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])],
1415 [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1416 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])])
1419 [AS_HELP_STRING([--with-gmp=PATH],
1420 [specify prefix directory for the installed GMP package.
1421 Equivalent to --with-gmp-include=PATH/include
1422 plus --with-gmp-lib=PATH/lib])])
1423 AC_ARG_WITH(gmp-include,
1424 [AS_HELP_STRING([--with-gmp-include=PATH],
1425 [specify directory for installed GMP include files])])
1426 AC_ARG_WITH(gmp-lib,
1427 [AS_HELP_STRING([--with-gmp-lib=PATH],
1428 [specify directory for the installed GMP library])])
1431 if test "x$with_gmp" != x; then
1432 gmplibs="-L$with_gmp/lib $gmplibs"
1433 gmpinc="-I$with_gmp/include $gmpinc"
1435 if test "x$with_gmp_include" != x; then
1436 gmpinc="-I$with_gmp_include $gmpinc"
1438 if test "x$with_gmp_lib" != x; then
1439 gmplibs="-L$with_gmp_lib $gmplibs"
1441 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1442 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1443 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1444 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1445 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1446 # Do not test the gmp version. Assume that it is sufficient, since
1447 # it is in the source tree, and the library has not been built yet
1448 # but it would be included on the link line in the version check below
1449 # hence making the test fail.
1453 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1455 saved_CFLAGS="$CFLAGS"
1456 CFLAGS="$CFLAGS $gmpinc"
1457 # Check for the recommended and required versions of GMP.
1458 AC_MSG_CHECKING([for the correct version of gmp.h])
1459 AC_TRY_COMPILE([#include "gmp.h"],[
1460 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1461 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1462 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1465 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1466 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1467 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1468 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1471 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1472 [AC_MSG_RESULT([no]); have_gmp=no])
1474 # If we have GMP, check the MPFR version.
1475 if test x"$have_gmp" = xyes; then
1476 # Check for the recommended and required versions of MPFR.
1477 AC_MSG_CHECKING([for the correct version of mpfr.h])
1478 AC_TRY_COMPILE([#include <gmp.h>
1479 #include <mpfr.h>],[
1480 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1483 ], [AC_TRY_COMPILE([#include <gmp.h>
1484 #include <mpfr.h>],[
1485 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1488 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1489 [AC_MSG_RESULT([no]); have_gmp=no])
1492 # Check for the MPC header version.
1493 if test x"$have_gmp" = xyes ; then
1494 # Check for the recommended and required versions of MPC.
1495 AC_MSG_CHECKING([for the correct version of mpc.h])
1496 AC_TRY_COMPILE([#include <mpc.h>],[
1497 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1500 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1501 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1504 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1505 [AC_MSG_RESULT([no]); have_gmp=no])
1508 # Now check the MPFR library.
1509 if test x"$have_gmp" = xyes; then
1511 LIBS="$LIBS $gmplibs"
1512 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1513 AC_TRY_LINK([#include <mpc.h>],[
1520 mpfr_atan2 (n, n, x, GMP_RNDN);
1521 mpfr_erfc (n, x, GMP_RNDN);
1522 mpfr_subnormalize (x, t, GMP_RNDN);
1526 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1527 mpc_cosh (c, c, MPC_RNDNN);
1528 mpc_pow (c, c, c, MPC_RNDNN);
1529 mpc_acosh (c, c, MPC_RNDNN);
1531 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1535 CFLAGS="$saved_CFLAGS"
1537 # The library versions listed in the error message below should match
1538 # the HARD-minimums enforced above.
1539 if test x$have_gmp != xyes; then
1540 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1541 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1542 their locations. Source code for these libraries can be found at
1543 their respective hosting sites as well as at
1544 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1545 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1546 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1547 make sure that you have installed both the libraries and the header
1548 files. They may be located in separate packages.])
1552 # Flags needed for both GMP, MPFR and/or MPC.
1555 AC_SUBST(extra_mpfr_configure_flags)
1556 AC_SUBST(extra_mpc_gmp_configure_flags)
1557 AC_SUBST(extra_mpc_mpfr_configure_flags)
1559 # Allow host libstdc++ to be specified for static linking with PPL.
1560 AC_ARG_WITH(host-libstdcxx,
1561 [AS_HELP_STRING([--with-host-libstdcxx=L],
1562 [use linker arguments L to link with libstdc++
1563 when linking with PPL])])
1565 case $with_host_libstdcxx in
1567 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1571 # Linker flags to use for stage1 or when not boostrapping.
1572 AC_ARG_WITH(stage1-ldflags,
1573 [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])],
1574 [if test "$withval" = "no" -o "$withval" = "yes"; then
1577 stage1_ldflags=$withval
1580 AC_SUBST(stage1_ldflags)
1582 # Libraries to use for stage1 or when not bootstrapping.
1583 AC_ARG_WITH(stage1-libs,
1584 [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])],
1585 [if test "$withval" = "no" -o "$withval" = "yes"; then
1588 stage1_libs=$withval
1590 [stage1_libs=$with_host_libstdcxx])
1591 AC_SUBST(stage1_libs)
1593 # Libraries to use for stage2 and later builds. This defaults to the
1594 # argument passed to --with-host-libstdcxx.
1595 AC_ARG_WITH(boot-libs,
1596 [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])],
1597 [if test "$withval" = "no" -o "$withval" = "yes"; then
1600 poststage1_libs=$withval
1602 [poststage1_libs=$with_host_libstdcxx])
1603 AC_SUBST(poststage1_libs)
1605 # Linker flags to use for stage2 and later builds.
1606 AC_ARG_WITH(boot-ldflags,
1607 [AS_HELP_STRING([--with-boot-ldflags=FLAGS],
1608 [linker flags for stage2 and later])],
1609 [if test "$withval" = "no" -o "$withval" = "yes"; then
1612 poststage1_ldflags=$withval
1614 [poststage1_ldflags=
1615 # In stages 2 and 3, default to linking libstdc++ and libgcc
1616 # statically. But if the user explicitly specified the libraries to
1617 # use, trust that they are doing what they want.
1618 if test "$poststage1_libs" = ""; then
1619 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1621 AC_SUBST(poststage1_ldflags)
1624 ppllibs=" -lppl_c -lppl -lgmpxx"
1628 [AS_HELP_STRING([--with-ppl=PATH],
1629 [specify prefix directory for the installed PPL package.
1630 Equivalent to --with-ppl-include=PATH/include
1631 plus --with-ppl-lib=PATH/lib])])
1632 AC_ARG_WITH(ppl-include,
1633 [AS_HELP_STRING([--with-ppl-include=PATH],
1634 [specify directory for installed PPL include files])])
1635 AC_ARG_WITH(ppl-lib,
1636 [AS_HELP_STRING([--with-ppl-lib=PATH],
1637 [specify directory for the installed PPL library])])
1646 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1647 pplinc="-I$with_ppl/include $pplinc"
1650 if test "x$with_ppl_include" != x; then
1651 pplinc="-I$with_ppl_include $pplinc"
1653 if test "x$with_ppl_lib" != x; then
1654 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1656 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1657 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1658 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1659 enable_ppl_version_check=no
1662 AC_ARG_ENABLE(ppl-version-check,
1663 [AS_HELP_STRING([--disable-ppl-version-check],
1664 [disable check for PPL version])],
1665 ENABLE_PPL_CHECK=$enableval,
1666 ENABLE_PPL_CHECK=yes)
1668 if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
1669 saved_CFLAGS="$CFLAGS"
1670 CFLAGS="$CFLAGS $pplinc $gmpinc"
1671 AC_MSG_CHECKING([for version 0.11 (or later revision) of PPL])
1672 AC_TRY_COMPILE([#include "ppl_c.h"],[
1673 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 11
1676 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1677 CFLAGS="$saved_CFLAGS"
1680 # Flags needed for PPL
1687 dnl Provide configure switches and initialize clooginc & clooglibs
1688 dnl with user input.
1690 if test "x$with_ppl" = "xno"; then
1693 dnl Only execute fail-action, if CLooG has been requested.
1694 CLOOG_REQUESTED([graphite_requested=yes], [graphite_requested=no])
1695 if test "${graphite_requested}" = yes; then
1696 AC_MSG_ERROR([Unable to find a usable PPL. See config.log for details.])]
1699 if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
1700 && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
1701 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
1702 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
1704 if test "x$with_cloog" != "xno"; then
1705 dnl The minimal version of CLooG required for Graphite.
1707 dnl If we use CLooG-Legacy, the provided version information is
1709 CLOOG_CHECK_VERSION(0,16,1)
1711 dnl Only execute fail-action, if CLooG has been requested.
1713 AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
1716 # Check for LTO support.
1718 [AS_HELP_STRING([--enable-lto], [enable link time optimization support])],
1719 enable_lto=$enableval,
1720 enable_lto=yes; default_enable_lto=yes)
1722 ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
1723 build_lto_plugin=yes
1724 ],[if test x"$default_enable_lto" = x"yes" ; then
1726 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
1727 # On other non-ELF platforms, LTO has yet to be validated.
1731 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1732 # It would also be nice to check the binutils support, but we don't
1733 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1734 # warn during gcc/ subconfigure; unless you're bootstrapping with
1735 # -flto it won't be needed until after installation anyway.
1737 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1738 *) if test x"$enable_lto" = x"yes"; then
1739 AC_MSG_ERROR([LTO support is not enabled for this target.])
1744 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1745 # Build it unless LTO was explicitly disabled.
1747 *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
1753 # By default, C is the only stage 1 language.
1754 stage1_languages=,c,
1756 # Target libraries that we bootstrap.
1757 bootstrap_target_libs=,target-libgcc,
1759 # Figure out what language subdirectories are present.
1760 # Look if the user specified --enable-languages="..."; if not, use
1761 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1763 # NB: embedded tabs in this IF block -- do not untabify
1764 if test -d ${srcdir}/gcc; then
1765 if test x"${enable_languages+set}" != xset; then
1766 if test x"${LANGUAGES+set}" = xset; then
1767 enable_languages="${LANGUAGES}"
1768 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1770 enable_languages=all
1773 if test x"${enable_languages}" = x ||
1774 test x"${enable_languages}" = xyes;
1776 echo configure.in: --enable-languages needs at least one language argument 1>&2
1780 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1782 # 'f95' is the old name for the 'fortran' language. We issue a warning
1783 # and make the substitution.
1784 case ,${enable_languages}, in
1786 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1787 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1791 # First scan to see if an enabled language requires some other language.
1792 # We assume that a given config-lang.in will list all the language
1793 # front ends it requires, even if some are required indirectly.
1794 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1795 case ${lang_frag} in
1797 # The odd quoting in the next line works around
1798 # an apparent bug in bash 1.12 on linux.
1799 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1801 # From the config-lang.in, get $language, $lang_requires, and
1802 # $lang_requires_boot_languages.
1805 lang_requires_boot_languages=
1807 for other in ${lang_requires} ${lang_requires_boot_languages}; do
1808 case ,${enable_languages}, in
1812 echo " \`$other' language required by \`$language'; enabling" 1>&2
1813 enable_languages="${enable_languages},${other}"
1817 for other in ${lang_requires_boot_languages} ; do
1818 if test "$other" != "c"; then
1819 case ,${enable_stage1_languages}, in
1823 case ,${enable_languages}, in
1825 echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
1826 enable_stage1_languages="$enable_stage1_languages,${other}"
1837 new_enable_languages=,c,
1839 # If LTO is enabled, add the LTO front end.
1840 extra_host_libiberty_configure_flags=
1841 if test "$enable_lto" = "yes" ; then
1842 case ,${enable_languages}, in
1844 *) enable_languages="${enable_languages},lto" ;;
1846 if test "${build_lto_plugin}" = "yes" ; then
1847 configdirs="$configdirs lto-plugin"
1848 extra_host_libiberty_configure_flags=--enable-shared
1851 AC_SUBST(extra_host_libiberty_configure_flags)
1853 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1854 potential_languages=,c,
1856 enabled_target_libs=
1857 disabled_target_libs=
1859 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1860 case ${lang_frag} in
1862 # The odd quoting in the next line works around
1863 # an apparent bug in bash 1.12 on linux.
1864 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1866 # From the config-lang.in, get $language, $target_libs,
1867 # $lang_dirs, $boot_language, and $build_by_default
1873 build_by_default=yes
1875 if test x${language} = x; then
1876 echo "${lang_frag} doesn't set \$language." 1>&2
1880 if test "$language" = "c++" \
1881 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1885 case ,${enable_languages}, in
1887 # Language was explicitly selected; include it.
1891 # 'all' was selected, select it if it is a default language
1892 add_this_lang=${build_by_default}
1899 # Disable languages that need other directories if these aren't available.
1900 for i in $subdir_requires; do
1901 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1902 case ,${enable_languages}, in
1904 # Specifically requested language; tell them.
1905 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1909 add_this_lang=unsupported
1914 # Disable Ada if no preexisting GNAT is available.
1915 case ,${enable_languages},:${language}:${have_gnat} in
1916 *,${language},*:ada:no)
1917 # Specifically requested language; tell them.
1918 AC_MSG_ERROR([GNAT is required to build $language])
1922 add_this_lang=unsupported
1926 # Disable a language that is unsupported by the target.
1927 case " $unsupported_languages " in
1929 add_this_lang=unsupported
1933 case $add_this_lang in
1935 # Remove language-dependent dirs.
1936 disabled_target_libs="$disabled_target_libs $target_libs"
1937 noconfigdirs="$noconfigdirs $lang_dirs"
1940 # Remove language-dependent dirs; still show language as supported.
1941 disabled_target_libs="$disabled_target_libs $target_libs"
1942 noconfigdirs="$noconfigdirs $lang_dirs"
1943 potential_languages="${potential_languages}${language},"
1946 new_enable_languages="${new_enable_languages}${language},"
1947 potential_languages="${potential_languages}${language},"
1948 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1949 enabled_target_libs="$enabled_target_libs $target_libs"
1950 case "${boot_language}:,$enable_stage1_languages," in
1951 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1952 # Add to (comma-separated) list of stage 1 languages.
1953 case ",$stage1_languages," in
1954 *,$language,* | ,yes, | ,all,) ;;
1955 *) stage1_languages="${stage1_languages}${language}," ;;
1957 # We need to bootstrap any supporting libraries.
1958 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1967 # Add target libraries which are only needed for disabled languages
1969 if test -n "$disabled_target_libs"; then
1970 for dir in $disabled_target_libs; do
1971 case " $enabled_target_libs " in
1973 *) noconfigdirs="$noconfigdirs $dir" ;;
1978 AC_ARG_ENABLE(stage1-languages,
1979 [AS_HELP_STRING([[--enable-stage1-languages[=all]]],
1980 [choose additional languages to build during
1981 stage1. Mostly useful for compiler development])],
1982 [case ,${enable_stage1_languages}, in
1984 # Set it to something that will have no effect in the loop below
1985 enable_stage1_languages=c ;;
1987 enable_stage1_languages=`echo $new_enable_languages | \
1988 sed -e "s/^,//" -e "s/,$//" ` ;;
1990 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1991 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1994 # Add "good" languages from enable_stage1_languages to stage1_languages,
1995 # while "bad" languages go in missing_languages. Leave no duplicates.
1996 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1997 case $potential_languages in
1999 case $stage1_languages in
2001 *) stage1_languages="$stage1_languages$i," ;;
2004 case $missing_languages in
2006 *) missing_languages="$missing_languages$i," ;;
2011 # Remove leading/trailing commas that were added for simplicity
2012 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
2013 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
2014 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2015 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2017 if test "x$missing_languages" != x; then
2019 The following requested languages could not be built: ${missing_languages}
2020 Supported languages are: ${potential_languages}])
2022 if test "x$new_enable_languages" != "x$enable_languages"; then
2023 echo The following languages will be built: ${new_enable_languages}
2024 enable_languages="$new_enable_languages"
2027 AC_SUBST(stage1_languages)
2028 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
2031 # Handle --disable-<component> generically.
2032 for dir in $configdirs $build_configdirs $target_configdirs ; do
2033 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
2034 varname=`echo $dirname | sed -e s/+/_/g`
2035 if eval test x\${enable_${varname}} "=" xno ; then
2036 noconfigdirs="$noconfigdirs $dir"
2040 # Check for Boehm's garbage collector
2041 AC_ARG_ENABLE(objc-gc,
2042 [AS_HELP_STRING([--enable-objc-gc],
2043 [enable use of Boehm's garbage collector with the
2044 GNU Objective-C runtime])],
2045 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2046 *,objc,*:*:yes:*target-boehm-gc*)
2047 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2051 # Make sure we only build Boehm's garbage collector if required.
2052 case ,${enable_languages},:${enable_objc_gc} in
2054 # Keep target-boehm-gc if requested for Objective-C.
2057 # Otherwise remove target-boehm-gc depending on target-libjava.
2058 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2059 noconfigdirs="$noconfigdirs target-boehm-gc"
2064 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2065 # $build_configdirs and $target_configdirs.
2066 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2069 for dir in . $skipdirs $noconfigdirs ; do
2070 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2071 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2072 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2073 if test -r $srcdir/$dirname/configure ; then
2074 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2077 notsupp="$notsupp $dir"
2081 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2082 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2083 if test -r $srcdir/$dirname/configure ; then
2084 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2087 notsupp="$notsupp $dir"
2091 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2092 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2093 if test -r $srcdir/$dirname/configure ; then
2094 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2097 notsupp="$notsupp $dir"
2103 # Sometimes the tools are distributed with libiberty but with no other
2104 # libraries. In that case, we don't want to build target-libiberty.
2105 # Don't let libgcc imply libiberty either.
2106 if test -n "${target_configdirs}" ; then
2109 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2110 if test "$i" = "libgcc"; then
2111 libgcc=target-libgcc
2112 elif test "$i" != "libiberty" ; then
2113 if test -r $srcdir/$i/configure ; then
2119 if test -z "${others}" ; then
2120 target_configdirs=$libgcc
2124 # Quietly strip out all directories which aren't configurable in this tree.
2125 # This relies on all configurable subdirectories being autoconfiscated, which
2127 build_configdirs_all="$build_configdirs"
2129 for i in ${build_configdirs_all} ; do
2130 j=`echo $i | sed -e s/build-//g`
2131 if test -f ${srcdir}/$j/configure ; then
2132 build_configdirs="${build_configdirs} $i"
2136 configdirs_all="$configdirs"
2138 for i in ${configdirs_all} ; do
2139 if test -f ${srcdir}/$i/configure ; then
2140 configdirs="${configdirs} $i"
2144 target_configdirs_all="$target_configdirs"
2146 for i in ${target_configdirs_all} ; do
2147 j=`echo $i | sed -e s/target-//g`
2148 if test -f ${srcdir}/$j/configure ; then
2149 target_configdirs="${target_configdirs} $i"
2153 # Produce a warning message for the subdirs we can't configure.
2154 # This isn't especially interesting in the Cygnus tree, but in the individual
2155 # FSF releases, it's important to let people know when their machine isn't
2156 # supported by the one or two programs in a package.
2158 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2159 # If $appdirs is non-empty, at least one of those directories must still
2160 # be configured, or we error out. (E.g., if the gas release supports a
2161 # specified target in some subdirs but not the gas subdir, we shouldn't
2162 # pretend that all is well.)
2163 if test -n "$appdirs" ; then
2164 for dir in $appdirs ; do
2165 if test -r $dir/Makefile.in ; then
2166 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2170 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2176 if test -n "$appdirs" ; then
2177 echo "*** This configuration is not supported by this package." 1>&2
2181 # Okay, some application will build, or we don't care to check. Still
2182 # notify of subdirs not getting built.
2183 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2184 echo " ${notsupp}" 1>&2
2185 echo " (Any other directories should still work fine.)" 1>&2
2193 # To find our prefix, in gcc_cv_tool_prefix.
2198 AC_ARG_WITH([build-sysroot],
2199 [AS_HELP_STRING([--with-build-sysroot=SYSROOT],
2200 [use sysroot as the system root during the build])],
2201 [if test x"$withval" != x ; then
2202 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2204 [SYSROOT_CFLAGS_FOR_TARGET=])
2205 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2207 AC_ARG_WITH([debug-prefix-map],
2208 [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'],
2209 [map A to B, C to D ... in debug information])],
2210 [if test x"$withval" != x; then
2211 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2212 for debug_map in $withval; do
2213 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2216 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2217 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2219 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2220 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2221 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2222 # We want to ensure that TARGET libraries (which we know are built with
2223 # gcc) are built with "-O2 -g", so include those options when setting
2224 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2225 if test "x$CFLAGS_FOR_TARGET" = x; then
2226 CFLAGS_FOR_TARGET=$CFLAGS
2229 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2232 *" -g "* | *" -g3 "*) ;;
2233 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2236 AC_SUBST(CFLAGS_FOR_TARGET)
2238 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2239 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2240 case " $CXXFLAGS " in
2242 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2244 case " $CXXFLAGS " in
2245 *" -g "* | *" -g3 "*) ;;
2246 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2249 AC_SUBST(CXXFLAGS_FOR_TARGET)
2251 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2252 # the named directory are copied to $(tooldir)/sys-include.
2253 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2254 if test x${is_cross_compiler} = xno ; then
2255 echo 1>&2 '***' --with-headers is only supported when cross compiling
2258 if test x"${with_headers}" != xyes ; then
2259 x=${gcc_cv_tool_prefix}
2260 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2264 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2265 # the name directories are copied to $(tooldir)/lib. Multiple directories
2267 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2268 if test x${is_cross_compiler} = xno ; then
2269 echo 1>&2 '***' --with-libs is only supported when cross compiling
2272 if test x"${with_libs}" != xyes ; then
2273 # Copy the libraries in reverse order, so that files in the first named
2274 # library override files in subsequent libraries.
2275 x=${gcc_cv_tool_prefix}
2276 for l in ${with_libs}; do
2277 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2282 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2284 # This is done by determining whether or not the appropriate directory
2285 # is available, and by checking whether or not specific configurations
2286 # have requested that this magic not happen.
2288 # The command line options always override the explicit settings in
2289 # configure.in, and the settings in configure.in override this magic.
2291 # If the default for a toolchain is to use GNU as and ld, and you don't
2292 # want to do that, then you should use the --without-gnu-as and
2293 # --without-gnu-ld options for the configure script. Similarly, if
2294 # the default is to use the included zlib and you don't want to do that,
2295 # you should use the --with-system-zlib option for the configure script.
2297 if test x${use_gnu_as} = x &&
2298 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2300 extra_host_args="$extra_host_args --with-gnu-as"
2303 if test x${use_gnu_ld} = x &&
2304 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2306 extra_host_args="$extra_host_args --with-gnu-ld"
2309 if test x${use_included_zlib} = x &&
2310 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2313 with_system_zlib=yes
2314 extra_host_args="$extra_host_args --with-system-zlib"
2317 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2318 # can detect this case.
2320 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2322 extra_host_args="$extra_host_args --with-newlib"
2325 # Handle ${copy_dirs}
2326 set fnord ${copy_dirs}
2328 while test $# != 0 ; do
2329 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2332 echo Copying $1 to $2
2334 # Use the install script to create the directory and all required
2335 # parent directories.
2336 if test -d $2 ; then
2340 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2343 # Copy the directory, assuming we have tar.
2344 # FIXME: Should we use B in the second tar? Not all systems support it.
2345 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2347 # It is the responsibility of the user to correctly adjust all
2348 # symlinks. If somebody can figure out how to handle them correctly
2349 # here, feel free to add the code.
2356 # Determine a target-dependent exec_prefix that the installed
2357 # gcc will search in. Keep this list sorted by triplet, with
2358 # the *-*-osname triplets last.
2362 md_exec_prefix=/gnu/lib/gcc-lib
2364 i[[34567]]86-pc-msdosdjgpp*)
2365 md_exec_prefix=/dev/env/DJDIR/bin
2367 i[[34567]]86-*-sco3.2v5*)
2368 if test $with_gnu_as = yes; then
2369 md_exec_prefix=/usr/gnu/bin
2371 md_exec_prefix=/usr/ccs/bin/elf
2376 powerpc-*-chorusos* | \
2377 powerpc*-*-eabi* | \
2378 powerpc*-*-sysv* | \
2379 powerpc*-*-kaos* | \
2381 md_exec_prefix=/usr/ccs/bin
2386 md_exec_prefix=/usr/ccs/bin
2401 md_exec_prefix=/usr/ccs/bin
2405 extra_arflags_for_target=
2406 extra_nmflags_for_target=
2407 extra_ranlibflags_for_target=
2408 target_makefile_frag=/dev/null
2411 target_makefile_frag="config/mt-mep"
2414 target_makefile_frag="config/mt-spu"
2417 target_makefile_frag="config/mt-sde"
2419 mipsisa*-*-elfoabi*)
2420 target_makefile_frag="config/mt-mips-elfoabi"
2422 mips*-*-*linux* | mips*-*-gnu*)
2423 target_makefile_frag="config/mt-mips-gnu"
2426 target_makefile_frag="config/mt-netware"
2428 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2429 target_makefile_frag="config/mt-gnu"
2431 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2432 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2433 # commands to handle both 32-bit and 64-bit objects. These flags are
2434 # harmless if we're using GNU nm or ar.
2435 extra_arflags_for_target=" -X32_64"
2436 extra_nmflags_for_target=" -B -X32_64"
2439 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2440 extra_ranlibflags_for_target=" -c"
2442 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2443 target_makefile_frag="config/mt-wince"
2447 alphaieee_frag=/dev/null
2450 # This just makes sure to use the -mieee option to build target libs.
2451 # This should probably be set individually by each library.
2452 alphaieee_frag="config/mt-alphaieee"
2456 # If --enable-target-optspace always use -Os instead of -O2 to build
2457 # the target libraries, similarly if it is not specified, use -Os
2458 # on selected platforms.
2459 ospace_frag=/dev/null
2460 case "${enable_target_optspace}:${target}" in
2462 ospace_frag="config/mt-ospace"
2465 ospace_frag="config/mt-d30v"
2467 :m32r-* | :d10v-* | :fr30-*)
2468 ospace_frag="config/mt-ospace"
2473 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2477 # Default to using --with-stabs for certain targets.
2478 if test x${with_stabs} = x ; then
2480 mips*-*-irix[[56]]*)
2482 mips*-*-* | alpha*-*-osf*)
2484 extra_host_args="${extra_host_args} --with-stabs"
2489 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2490 # them automatically.
2493 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2497 # Some systems (e.g., one of the i386-aix systems the gas testers are
2498 # using) don't handle "\$" correctly, so don't use it here.
2499 tooldir='${exec_prefix}'/${target_noncanonical}
2500 build_tooldir=${tooldir}
2502 # Create a .gdbinit file which runs the one in srcdir
2503 # and tells GDB to look there for source files.
2505 if test -r ${srcdir}/.gdbinit ; then
2508 *) cat > ./.gdbinit <<EOF
2512 source ${srcdir}/.gdbinit
2518 # Make sure that the compiler is able to generate an executable. If it
2519 # can't, we are probably in trouble. We don't care whether we can run the
2520 # executable--we might be using a cross compiler--we only care whether it
2521 # can be created. At this point the main configure script has set CC.
2523 echo "int main () { return 0; }" > conftest.c
2524 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2525 if test $? = 0 ; then
2526 if test -s conftest || test -s conftest.exe ; then
2532 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2533 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2540 # The Solaris /usr/ucb/cc compiler does not appear to work.
2542 sparc-sun-solaris2*)
2543 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2544 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2546 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2547 if test -d /opt/cygnus/bin ; then
2548 if test "$could_use" = "" ; then
2549 could_use="/opt/cygnus/bin"
2551 could_use="$could_use or /opt/cygnus/bin"
2554 if test "$could_use" = "" ; then
2555 echo "Warning: compilation may fail because you're using"
2556 echo "/usr/ucb/cc. You should change your PATH or CC "
2557 echo "variable and rerun configure."
2559 echo "Warning: compilation may fail because you're using"
2560 echo "/usr/ucb/cc, when you should use the C compiler from"
2561 echo "$could_use. You should change your"
2562 echo "PATH or CC variable and rerun configure."
2568 # Decide which environment variable is used to find dynamic libraries.
2570 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2571 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2572 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2573 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2576 # On systems where the dynamic library environment variable is PATH,
2577 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2578 # built executables to PATH.
2579 if test "$RPATH_ENVVAR" = PATH; then
2580 GCC_SHLIB_SUBDIR=/shlib
2585 # Record target_configdirs and the configure arguments for target and
2586 # build configuration in Makefile.
2587 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2588 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2590 # If we are building libgomp, bootstrap it.
2591 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2592 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2595 # Determine whether gdb needs tk/tcl or not.
2596 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2597 # and in that case we want gdb to be built without tk. Ugh!
2598 # In fact I believe gdb is the *only* package directly dependent on tk,
2599 # so we should be able to put the 'maybe's in unconditionally and
2600 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2601 # 100% sure that that's safe though.
2603 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2604 case "$enable_gdbtk" in
2608 GDB_TK="${gdb_tk}" ;;
2610 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2611 # distro. Eventually someone will fix this and move Insight, nee
2612 # gdbtk to a separate directory.
2613 if test -d ${srcdir}/gdb/gdbtk ; then
2620 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2621 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2623 # Strip out unwanted targets.
2625 # While at that, we remove Makefiles if we were started for recursive
2626 # configuration, so that the top-level Makefile reconfigures them,
2627 # like we used to do when configure itself was recursive.
2629 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2630 # but now we're fixing up the Makefile ourselves with the additional
2631 # commands passed to AC_CONFIG_FILES. Use separate variables
2632 # extrasub-{build,host,target} not because there is any reason to split
2633 # the substitutions up that way, but only to remain below the limit of
2634 # 99 commands in a script, for HP-UX sed.
2635 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2637 AC_ARG_ENABLE([bootstrap],
2638 [AS_HELP_STRING([--enable-bootstrap],
2639 [enable bootstrapping @<:@yes if native build@:>@])],,
2640 enable_bootstrap=default)
2642 # Issue errors and warnings for invalid/strange bootstrap combinations.
2643 case "$configdirs" in
2644 *gcc*) have_compiler=yes ;;
2645 *) have_compiler=no ;;
2648 case "$have_compiler:$host:$target:$enable_bootstrap" in
2651 # Default behavior. Enable bootstrap if we have a compiler
2652 # and we are in a native configuration.
2653 yes:$build:$build:default)
2654 enable_bootstrap=yes ;;
2657 enable_bootstrap=no ;;
2659 # We have a compiler and we are in a native configuration, bootstrap is ok
2660 yes:$build:$build:yes)
2663 # Other configurations, but we have a compiler. Assume the user knows
2666 AC_MSG_WARN([trying to bootstrap a cross compiler])
2669 # No compiler: if they passed --enable-bootstrap explicitly, fail
2671 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2673 # Fail if wrong command line
2675 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2679 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2682 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2686 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2687 yes:yes:*\ gold\ *:*,c++,*) ;;
2688 yes:yes:*\ gold\ *:*)
2689 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2693 # Adjust the toplevel makefile according to whether bootstrap was selected.
2694 case $enable_bootstrap in
2696 bootstrap_suffix=bootstrap
2697 BUILD_CONFIG=bootstrap-debug
2700 bootstrap_suffix=no-bootstrap
2705 AC_MSG_CHECKING(for default BUILD_CONFIG)
2707 AC_ARG_WITH([build-config],
2708 [AS_HELP_STRING([--with-build-config='NAME NAME2...'],
2709 [use config/NAME.mk build configuration])],
2710 [case $with_build_config in
2711 yes) with_build_config= ;;
2712 no) with_build_config= BUILD_CONFIG= ;;
2715 if test "x${with_build_config}" != x; then
2716 BUILD_CONFIG=$with_build_config
2718 case $BUILD_CONFIG in
2720 if echo "int f (void) { return 0; }" > conftest.c &&
2721 ${CC} -c conftest.c &&
2722 mv conftest.o conftest.o.g0 &&
2723 ${CC} -c -g conftest.c &&
2724 mv conftest.o conftest.o.g &&
2725 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2730 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2734 AC_MSG_RESULT($BUILD_CONFIG)
2735 AC_SUBST(BUILD_CONFIG)
2738 for module in ${build_configdirs} ; do
2739 if test -z "${no_recursion}" \
2740 && test -f ${build_subdir}/${module}/Makefile; then
2741 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2742 rm -f ${build_subdir}/${module}/Makefile
2744 extrasub_build="$extrasub_build
2745 /^@if build-$module\$/d
2746 /^@endif build-$module\$/d
2747 /^@if build-$module-$bootstrap_suffix\$/d
2748 /^@endif build-$module-$bootstrap_suffix\$/d"
2751 for module in ${configdirs} ; do
2752 if test -z "${no_recursion}"; then
2753 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2754 if test -f ${file}; then
2755 echo 1>&2 "*** removing ${file} to force reconfigure"
2760 extrasub_host="$extrasub_host
2762 /^@endif $module\$/d
2763 /^@if $module-$bootstrap_suffix\$/d
2764 /^@endif $module-$bootstrap_suffix\$/d"
2767 for module in ${target_configdirs} ; do
2768 if test -z "${no_recursion}" \
2769 && test -f ${target_subdir}/${module}/Makefile; then
2770 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2771 rm -f ${target_subdir}/${module}/Makefile
2774 # We only bootstrap target libraries listed in bootstrap_target_libs.
2775 case $bootstrap_target_libs in
2776 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2777 *) target_bootstrap_suffix=no-bootstrap ;;
2780 extrasub_target="$extrasub_target
2781 /^@if target-$module\$/d
2782 /^@endif target-$module\$/d
2783 /^@if target-$module-$target_bootstrap_suffix\$/d
2784 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2787 # Do the final fixup along with target modules.
2788 extrasub_target="$extrasub_target
2789 /^@if /,/^@endif /d"
2791 # Create the serialization dependencies. This uses a temporary file.
2793 AC_ARG_ENABLE([serial-configure],
2794 [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]],
2795 [force sequential configuration of
2796 sub-packages for the host, target or build
2797 machine, or all sub-packages])])
2799 case ${enable_serial_configure} in
2801 enable_serial_build_configure=yes
2802 enable_serial_host_configure=yes
2803 enable_serial_target_configure=yes
2807 # These force 'configure's to be done one at a time, to avoid problems
2808 # with contention over a shared config.cache.
2810 echo '# serdep.tmp' > serdep.tmp
2812 test "x${enable_serial_build_configure}" = xyes &&
2813 for item in ${build_configdirs} ; do
2816 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2821 test "x${enable_serial_host_configure}" = xyes &&
2822 for item in ${configdirs} ; do
2825 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2830 test "x${enable_serial_target_configure}" = xyes &&
2831 for item in ${target_configdirs} ; do
2834 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2838 serialization_dependencies=serdep.tmp
2839 AC_SUBST_FILE(serialization_dependencies)
2841 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2842 # target, nonopt, and variable assignments. These are the ones we
2843 # might not want to pass down to subconfigures. The exception being
2844 # --cache-file=/dev/null, which is used to turn off the use of cache
2845 # files altogether, and which should be passed on to subconfigures.
2846 # Also strip program-prefix, program-suffix, and program-transform-name,
2847 # so that we can pass down a consistent program-transform-name.
2851 eval "set -- $ac_configure_args"
2854 if test X"$skip_next" = X"yes"; then
2858 if test X"$keep_next" = X"yes"; then
2861 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2863 baseargs="$baseargs '$ac_arg'"
2868 # Handle separated arguments. Based on the logic generated by
2871 *=* | --config-cache | -C | -disable-* | --disable-* \
2872 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2873 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2874 | -with-* | --with-* | -without-* | --without-* | --x)
2886 --cache-file=/dev/null | \
2887 -cache-file=/dev/null )
2888 # Handled here to avoid the test to skip args below.
2889 baseargs="$baseargs '$ac_arg'"
2890 # Assert: $separate_arg should always be no.
2891 keep_next=$separate_arg
2907 -program-prefix* | \
2908 -program-suffix* | \
2909 -program-transform-name* )
2910 skip_next=$separate_arg
2914 # An option. Add it.
2917 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2919 baseargs="$baseargs '$ac_arg'"
2920 keep_next=$separate_arg
2923 # Either a variable assignment, or a nonopt (triplet). Don't
2924 # pass it down; let the Makefile handle this.
2929 # Remove the initial space we just introduced and, as these will be
2930 # expanded by make, quote '$'.
2931 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2933 # Add in --program-transform-name, after --program-prefix and
2934 # --program-suffix have been applied to it. Autoconf has already
2935 # doubled dollar signs and backslashes in program_transform_name; we want
2936 # the backslashes un-doubled, and then the entire thing wrapped in single
2937 # quotes, because this will be expanded first by make and then by the shell.
2938 # Also, because we want to override the logic in subdir configure scripts to
2939 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2940 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2941 ${program_transform_name}
2943 gcc_transform_name=`cat conftestsed.out`
2944 rm -f conftestsed.out
2945 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2946 if test "$silent" = yes; then
2947 baseargs="$baseargs --silent"
2949 baseargs="$baseargs --disable-option-checking"
2951 # Record and document user additions to sub configure arguments.
2952 AC_ARG_VAR([build_configargs],
2953 [additional configure arguments for build directories])
2954 AC_ARG_VAR([host_configargs],
2955 [additional configure arguments for host directories])
2956 AC_ARG_VAR([target_configargs],
2957 [additional configure arguments for target directories])
2959 # For the build-side libraries, we just need to pretend we're native,
2960 # and not use the same cache file. Multilibs are neither needed nor
2962 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
2964 # For host modules, accept cache file option, or specification as blank.
2965 case "${cache_file}" in
2967 cache_file_option="" ;;
2968 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2969 cache_file_option="--cache-file=${cache_file}" ;;
2971 cache_file_option="--cache-file=../${cache_file}" ;;
2974 # Host dirs don't like to share a cache file either, horribly enough.
2975 # This seems to be due to autoconf 2.5x stupidity.
2976 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
2978 target_configargs="$target_configargs ${baseargs}"
2980 # Passing a --with-cross-host argument lets the target libraries know
2981 # whether they are being built with a cross-compiler or being built
2982 # native. However, it would be better to use other mechanisms to make the
2983 # sorts of decisions they want to make on this basis. Please consider
2984 # this option to be deprecated. FIXME.
2985 if test x${is_cross_compiler} = xyes ; then
2986 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2989 # Default to --enable-multilib.
2990 if test x${enable_multilib} = x ; then
2991 target_configargs="--enable-multilib ${target_configargs}"
2994 # Pass --with-newlib if appropriate. Note that target_configdirs has
2995 # changed from the earlier setting of with_newlib.
2996 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2997 target_configargs="--with-newlib ${target_configargs}"
3000 # Different target subdirs use different values of certain variables
3001 # (notably CXX). Worse, multilibs use *lots* of different values.
3002 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
3003 # it doesn't automatically accept command-line overrides of them.
3004 # This means it's not safe for target subdirs to share a cache file,
3005 # which is disgusting, but there you have it. Hopefully this can be
3006 # fixed in future. It's still worthwhile to use a cache file for each
3007 # directory. I think.
3009 # Pass the appropriate --build, --host, --target and --cache-file arguments.
3010 # We need to pass --target, as newer autoconf's requires consistency
3011 # for target_alias and gcc doesn't manage it consistently.
3012 target_configargs="--cache-file=./config.cache ${target_configargs}"
3015 case " $target_configdirs " in
3017 case " $target_configargs " in
3018 *" --with-newlib "*)
3021 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 $$s/winsup/w32api/include'
3025 # If we're not building GCC, don't discard standard headers.
3026 if test -d ${srcdir}/gcc; then
3027 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
3029 if test "${build}" != "${host}"; then
3030 # On Canadian crosses, CC_FOR_TARGET will have already been set
3031 # by `configure', so we won't have an opportunity to add -Bgcc/
3032 # to it. This is right: we don't want to search that directory
3033 # for binaries, but we want the header files in there, so add
3035 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
3037 # Someone might think of using the pre-installed headers on
3038 # Canadian crosses, in case the installed compiler is not fully
3039 # compatible with the compiler being built. In this case, it
3040 # would be better to flag an error than risking having
3041 # incompatible object files being constructed. We can't
3042 # guarantee that an error will be flagged, but let's hope the
3043 # compiler will do it, when presented with incompatible header
3048 case "${target}-${is_cross_compiler}" in
3049 i[[3456789]]86-*-linux*-no)
3050 # Here host == target, so we don't need to build gcc,
3051 # so we don't want to discard standard headers.
3052 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3055 # If we're building newlib, use its generic headers last, but search
3056 # for any libc-related directories first (so make it the last -B
3058 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3060 # If we're building libgloss, find the startup file, simulator library
3061 # and linker script.
3062 case " $target_configdirs " in
3064 # Look for startup file, simulator library and maybe linker script.
3065 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3066 # Look for libnosys.a in case the target needs it.
3067 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3068 # Most targets have the linker script in the source directory.
3069 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3080 x86_64-*mingw* | *-w64-mingw*)
3081 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3082 # however, use a symlink named 'mingw' in ${prefix} .
3083 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3086 # MinGW can't be handled as Cygwin above since it does not use newlib.
3087 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
3091 # Allow the user to override the flags for
3092 # our build compiler if desired.
3093 if test x"${build}" = x"${host}" ; then
3094 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3095 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3096 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3099 # On Canadian crosses, we'll be searching the right directories for
3100 # the previously-installed cross compiler, so don't bother to add
3101 # flags for directories within the install tree of the compiler
3102 # being built; programs in there won't even run.
3103 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3104 # Search for pre-installed headers if nothing else fits.
3105 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3108 if test "x${use_gnu_ld}" = x &&
3109 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3110 # Arrange for us to find uninstalled linker scripts.
3111 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3114 # Search for other target-specific linker scripts and such.
3117 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3121 # Makefile fragments.
3122 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3124 eval fragval=\$$frag
3125 if test $fragval != /dev/null; then
3126 eval $frag=${srcdir}/$fragval
3129 AC_SUBST_FILE(host_makefile_frag)
3130 AC_SUBST_FILE(target_makefile_frag)
3131 AC_SUBST_FILE(alphaieee_frag)
3132 AC_SUBST_FILE(ospace_frag)
3134 # Miscellanea: directories, flags, etc.
3135 AC_SUBST(RPATH_ENVVAR)
3136 AC_SUBST(GCC_SHLIB_SUBDIR)
3138 AC_SUBST(build_tooldir)
3139 AC_SUBST(CONFIGURE_GDB_TK)
3141 AC_SUBST(INSTALL_GDB_TK)
3143 # Build module lists & subconfigure args.
3144 AC_SUBST(build_configargs)
3145 AC_SUBST(build_configdirs)
3147 # Host module lists & subconfigure args.
3148 AC_SUBST(host_configargs)
3149 AC_SUBST(configdirs)
3150 AC_SUBST(target_configdirs)
3152 # Target module lists & subconfigure args.
3153 AC_SUBST(target_configargs)
3157 AC_SUBST(AR_FOR_BUILD)
3158 AC_SUBST(AS_FOR_BUILD)
3159 AC_SUBST(CC_FOR_BUILD)
3160 AC_SUBST(CFLAGS_FOR_BUILD)
3161 AC_SUBST(CXXFLAGS_FOR_BUILD)
3162 AC_SUBST(CXX_FOR_BUILD)
3163 AC_SUBST(DLLTOOL_FOR_BUILD)
3164 AC_SUBST(GCJ_FOR_BUILD)
3165 AC_SUBST(GFORTRAN_FOR_BUILD)
3166 AC_SUBST(GOC_FOR_BUILD)
3167 AC_SUBST(LDFLAGS_FOR_BUILD)
3168 AC_SUBST(LD_FOR_BUILD)
3169 AC_SUBST(NM_FOR_BUILD)
3170 AC_SUBST(RANLIB_FOR_BUILD)
3171 AC_SUBST(WINDMC_FOR_BUILD)
3172 AC_SUBST(WINDRES_FOR_BUILD)
3173 AC_SUBST(config_shell)
3175 # Generate default definitions for YACC, M4, LEX and other programs that run
3176 # on the build machine. These are used if the Makefile can't locate these
3177 # programs in objdir.
3178 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3180 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3181 case " $build_configdirs " in
3182 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3183 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3186 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3187 case " $build_configdirs " in
3188 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3191 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3192 case " $build_configdirs " in
3193 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3196 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3197 case " $build_configdirs " in
3198 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3199 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3202 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3203 case " $build_configdirs " in
3204 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3207 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3208 case " $build_configdirs " in
3209 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3212 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3213 # higher, else we use the "missing" dummy.
3214 if ${MAKEINFO} --version \
3215 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3218 MAKEINFO="$MISSING makeinfo"
3224 # FIXME: expect and dejagnu may become build tools?
3226 AC_CHECK_PROGS(EXPECT, expect, expect)
3227 case " $configdirs " in
3229 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3233 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3234 case " $configdirs " in
3236 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3242 NCN_STRICT_CHECK_TOOLS(AR, ar)
3243 NCN_STRICT_CHECK_TOOLS(AS, as)
3244 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3245 NCN_STRICT_CHECK_TOOLS(LD, ld)
3246 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3247 NCN_STRICT_CHECK_TOOLS(NM, nm)
3248 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3249 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3250 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3251 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3252 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3253 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3260 AC_ARG_WITH([build-time-tools],
3261 [AS_HELP_STRING([--with-build-time-tools=PATH],
3262 [use given path to find target tools during the build])],
3263 [case x"$withval" in
3266 with_build_time_tools=
3267 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3270 [with_build_time_tools=])
3272 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3273 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3274 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3275 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3276 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3277 NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
3279 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3280 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3281 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3282 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3283 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3284 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3285 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3286 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3287 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3288 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3289 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3291 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3293 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3294 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3295 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3296 dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
3297 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3298 [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3300 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3301 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3303 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3304 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3305 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3306 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3307 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3308 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3309 GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
3310 [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
3311 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3312 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3313 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3314 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3315 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3316 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
3317 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3318 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3320 AC_SUBST(FLAGS_FOR_TARGET)
3321 AC_SUBST(RAW_CXX_FOR_TARGET)
3323 # Certain tools may need extra flags.
3324 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3325 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3326 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3328 # When building target libraries, except in a Canadian cross, we use
3329 # the same toolchain as the compiler we just built.
3330 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3331 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3332 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3333 if test $host = $build; then
3334 case " $configdirs " in
3336 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3337 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3338 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3343 AC_SUBST(COMPILER_AS_FOR_TARGET)
3344 AC_SUBST(COMPILER_LD_FOR_TARGET)
3345 AC_SUBST(COMPILER_NM_FOR_TARGET)
3347 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3348 AC_ARG_ENABLE(maintainer-mode,
3349 [AS_HELP_STRING([--enable-maintainer-mode],
3350 [enable make rules and dependencies not useful
3351 (and sometimes confusing) to the casual installer])],
3352 USE_MAINTAINER_MODE=$enableval,
3353 USE_MAINTAINER_MODE=no)
3354 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3355 AC_SUBST(MAINTAINER_MODE_TRUE)
3356 AC_SUBST(MAINTAINER_MODE_FALSE)
3357 if test "$USE_MAINTAINER_MODE" = yes; then
3358 MAINTAINER_MODE_TRUE=
3359 MAINTAINER_MODE_FALSE='#'
3361 MAINTAINER_MODE_TRUE='#'
3362 MAINTAINER_MODE_FALSE=
3364 MAINT=$MAINTAINER_MODE_TRUE
3367 # ---------------------
3368 # GCC bootstrap support
3369 # ---------------------
3371 # Stage specific cflags for build.
3376 yes) stage1_cflags="-g -Wa,-J" ;;
3377 *) stage1_cflags="-g -J" ;;
3381 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3382 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3383 saved_CFLAGS="$CFLAGS"
3385 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3386 CFLAGS="$CFLAGS -fkeep-inline-functions"
3387 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3389 #if (__GNUC__ < 3) \
3390 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3391 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3392 #error http://gcc.gnu.org/PR29382
3395 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3396 [AC_MSG_RESULT([no])])
3398 CFLAGS="$saved_CFLAGS"
3401 AC_SUBST(stage1_cflags)
3403 # Enable --enable-checking in stage1 of the compiler.
3404 AC_ARG_ENABLE(stage1-checking,
3405 [AS_HELP_STRING([[--enable-stage1-checking[=all]]],
3406 [choose additional checking for stage1 of the compiler])],
3407 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3408 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3409 stage1_checking=--enable-checking=yes,types
3411 stage1_checking=--enable-checking=$enable_checking,types
3413 AC_SUBST(stage1_checking)
3415 # Enable -Werror in bootstrap stage2 and later.
3416 AC_ARG_ENABLE(werror,
3417 [AS_HELP_STRING([--enable-werror],
3418 [enable -Werror in bootstrap stage2 and later])], [],
3419 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3424 case ${enable_werror} in
3425 yes) stage2_werror_flag="--enable-werror-always" ;;
3426 *) stage2_werror_flag="" ;;
3428 AC_SUBST(stage2_werror_flag)
3430 # Specify what files to not compare during bootstrap.
3432 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3434 hppa*64*-*-hpux*) ;;
3435 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3437 case " $configdirs " in
3438 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3440 AC_SUBST(compare_exclusions)
3442 AC_CONFIG_FILES([Makefile],
3443 [sed "$extrasub_build" Makefile |
3444 sed "$extrasub_host" |
3445 sed "$extrasub_target" > mf$$
3446 mv -f mf$$ Makefile],
3447 [extrasub_build="$extrasub_build"
3448 extrasub_host="$extrasub_host"
3449 extrasub_target="$extrasub_target"])