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"
675 arm-*-coff | strongarm-*-coff | xscale-*-coff)
676 noconfigdirs="$noconfigdirs ${libgcj}"
679 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
680 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
683 arm*-*-linux-gnueabi)
684 noconfigdirs="$noconfigdirs target-qthreads"
685 case ${with_newlib} in
686 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
691 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
695 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
698 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
701 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
704 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
707 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
710 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
713 unsupported_languages="$unsupported_languages java"
714 noconfigdirs="$noconfigdirs target-boehm-gc"
715 if test x${is_cross_compiler} != xno ; then
716 target_configdirs="${target_configdirs} target-bsp target-cygmon"
720 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
722 c54x*-*-* | tic54x-*-*)
723 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
726 noconfigdirs="$noconfigdirs ${libgcj} gdb"
728 cris-*-* | crisv32-*-*)
729 unsupported_languages="$unsupported_languages java"
732 unsupported_languages="$unsupported_languages fortran"
733 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
734 *-*-elf) # See PR46792 regarding target-libffi.
735 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
737 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
739 unsupported_languages="$unsupported_languages fortran"
740 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
745 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
748 noconfigdirs="$noconfigdirs ${libgcj} gdb"
750 ep9312-*-elf | ep9312-*-coff)
754 noconfigdirs="$noconfigdirs ${libgcj} gdb"
757 noconfigdirs="$noconfigdirs ${libgcj}"
760 noconfigdirs="$noconfigdirs ${libgcj}"
761 noconfigdirs="$noconfigdirs gprof"
764 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
767 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
769 hppa1.1-*-osf* | hppa1.1-*-bsd* )
771 hppa*64*-*-linux* | parisc*64*-*-linux*)
772 # In this case, it's because the hppa64-linux target is for
773 # the kernel only at this point and has no libc, and thus no
774 # headers, crt*.o, etc., all of which are needed by these.
775 noconfigdirs="$noconfigdirs target-zlib"
783 noconfigdirs="$noconfigdirs ${libgcj}"
786 noconfigdirs="$noconfigdirs ld shellutils"
793 # build on HP-UX 10.20.
794 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
797 noconfigdirs="$noconfigdirs ${libgcj} gdb"
800 # No gdb support yet.
801 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
805 noconfigdirs="$noconfigdirs ${libgcj} libgui itcl ld"
808 # No gdb or ld support yet.
809 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
811 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
812 noconfigdirs="$noconfigdirs ${libgcj}"
815 i[[3456789]]86-*-linux*)
816 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
817 # not build java stuff by default.
820 noconfigdirs="$noconfigdirs ${libgcj}";;
823 # This section makes it possible to build newlib natively on linux.
824 # If we are using a cross compiler then don't configure newlib.
825 if test x${is_cross_compiler} != xno ; then
826 noconfigdirs="$noconfigdirs target-newlib"
828 noconfigdirs="$noconfigdirs target-libgloss"
829 # If we are not using a cross compiler, do configure newlib.
830 # Note however, that newlib will only be configured in this situation
831 # if the --with-newlib option has been given, because otherwise
832 # 'target-newlib' will appear in skipdirs.
834 i[[3456789]]86-w64-mingw*)
835 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
837 i[[3456789]]86-*-mingw*)
838 target_configdirs="$target_configdirs target-winsup"
839 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
842 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
845 target_configdirs="$target_configdirs target-libtermcap target-winsup"
846 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
847 # always build newlib if winsup directory is present.
848 if test -d "$srcdir/winsup/cygwin"; then
849 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
850 elif test -d "$srcdir/newlib"; then
851 echo "Warning: winsup/cygwin is missing so newlib can't be built."
854 i[[3456789]]86-*-interix* )
857 noconfigdirs="$noconfigdirs target-libgloss"
859 i[[3456789]]86-*-sco3.2v5*)
860 # The linker does not yet know about weak symbols in COFF,
861 # and is not configured to handle mixed ELF and COFF.
862 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
864 i[[3456789]]86-*-sco*)
865 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
867 i[[3456789]]86-*-solaris2*)
868 noconfigdirs="$noconfigdirs target-libgloss"
870 i[[3456789]]86-*-sysv4*)
871 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
873 i[[3456789]]86-*-beos*)
874 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
876 i[[3456789]]86-*-rdos*)
877 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
880 noconfigdirs="$noconfigdirs ${libgcj}"
882 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
883 noconfigdirs="$noconfigdirs target-libiberty"
887 noconfigdirs="$noconfigdirs ${libgcj}"
890 noconfigdirs="$noconfigdirs ${libgcj}"
896 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
897 unsupported_languages="$unsupported_languages fortran java"
900 noconfigdirs="$noconfigdirs ${libgcj}"
903 noconfigdirs="$noconfigdirs ${libgcj}"
906 noconfigdirs="$noconfigdirs sim"
909 noconfigdirs="$noconfigdirs target-libiberty"
912 # copied from rs6000-*-* entry
913 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
915 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
916 target_configdirs="$target_configdirs target-winsup"
917 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
918 # always build newlib.
919 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
921 # This is temporary until we can link against shared libraries
922 powerpcle-*-solaris*)
923 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
927 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
930 noconfigdirs="$noconfigdirs ${libgcj}"
933 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
937 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
940 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
943 noconfigdirs="$noconfigdirs gprof ${libgcj}"
946 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
949 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
952 skipdirs="$skipdirs target-libiberty"
953 noconfigdirs="$noconfigdirs ${libgcj}"
954 if test x$with_newlib = xyes; then
955 noconfigdirs="$noconfigdirs gprof"
960 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
963 # Linking libjava exceeds command-line length limits on at least
964 # IRIX 6.2, but not on IRIX 6.5.
965 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
967 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
970 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
973 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
976 noconfigdirs="$noconfigdirs gprof ${libgcj}"
980 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
984 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
985 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
986 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
987 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
991 noconfigdirs="$noconfigdirs ${libgcj}" ;;
993 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
996 sparclet-*-aout* | sparc86x-*-*)
1000 noconfigdirs="$noconfigdirs ${libgcj}"
1003 noconfigdirs="$noconfigdirs ${libgcj}"
1007 noconfigdirs="$noconfigdirs ${libgcj}"
1011 noconfigdirs="$noconfigdirs ${libgcj}"
1012 if test x${is_cross_compiler} != xno ; then
1013 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
1018 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
1019 noconfigdirs="$noconfigdirs ${libgcj}"
1021 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
1024 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
1027 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
1030 noconfigdirs="$noconfigdirs ${libgcj}"
1033 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
1036 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1039 noconfigdirs="$noconfigdirs ${libgcj}"
1042 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
1044 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
1045 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
1048 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1051 noconfigdirs="$noconfigdirs ${libgcj}"
1055 # If we aren't building newlib, then don't build libgloss, since libgloss
1056 # depends upon some newlib header files.
1057 case "${noconfigdirs}" in
1058 *target-libgloss*) ;;
1059 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1062 # Work in distributions that contain no compiler tools, like Autoconf.
1064 host_makefile_frag=/dev/null
1065 if test -d ${srcdir}/config ; then
1068 # Avoid "too much defining" errors from HPUX compiler.
1069 tentative_cc="cc -Wp,-H256000"
1070 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1071 # If it's HP/UX ar, this should be harmless.
1075 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1078 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1079 # chokes on bfd, the compiler won't let you assign integers to enums, and
1080 # other problems. Defining CC to gcc is a questionable way to say "don't use
1081 # the apollo compiler" (the preferred version of GCC could be called cc,
1082 # or whatever), but I'm not sure leaving CC as cc is any better...
1083 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1084 # Used to have BISON=yacc.
1088 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1091 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1092 tentative_cc="cc -Xa"
1093 host_makefile_frag="config/mh-cxux"
1095 m88k-motorola-sysv*)
1098 tentative_cc="cc -Wf,-XNg1000"
1099 host_makefile_frag="config/mh-decstation"
1102 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1103 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1104 host_makefile_frag="config/mh-necv4"
1107 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1108 # environment. Also bump switch table size so that cp-parse will
1109 # compile. Bump string length limit so linker builds.
1110 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1113 host_makefile_frag="config/mh-sysv4"
1116 # This is for a MIPS running RISC/os 4.52C.
1118 # This is needed for GDB, but needs to be in the top-level make because
1119 # if a library is compiled with the bsd headers and gets linked with the
1120 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1121 # a different size).
1122 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1123 # known except to select the sysv environment. Could we use /proc instead?
1124 # These "sysv environments" and "bsd environments" often end up being a pain.
1126 # This is not part of CFLAGS because perhaps not all C compilers have this
1128 tentative_cc="cc -systype sysv"
1133 i[[3456789]]86-*-sysv5*)
1134 host_makefile_frag="config/mh-sysv5"
1136 i[[3456789]]86-*-dgux*)
1137 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1138 host_makefile_frag="config/mh-dgux386"
1140 i[[3456789]]86-ncr-sysv4.3*)
1141 # The MetaWare compiler will generate a copyright message unless you
1142 # turn it off by adding the -Hnocopyr flag.
1143 tentative_cc="cc -Hnocopyr"
1145 i[[3456789]]86-ncr-sysv4*)
1146 # for an NCR 3000 (i486/SVR4) system.
1147 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1148 # This compiler not only emits obnoxious copyright messages every time
1149 # you run it, but it chokes and dies on a whole bunch of GNU source
1150 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1151 tentative_cc="/usr/ccs/ATT/cc"
1152 host_makefile_frag="config/mh-ncr3000"
1154 i[[3456789]]86-*-sco3.2v5*)
1156 i[[3456789]]86-*-sco*)
1157 # The native C compiler botches some simple uses of const. Unfortunately,
1158 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1159 tentative_cc="cc -Dconst="
1160 host_makefile_frag="config/mh-sco"
1162 i[[3456789]]86-*-udk*)
1163 host_makefile_frag="config/mh-sysv5"
1165 i[[3456789]]86-*-solaris2*)
1166 host_makefile_frag="config/mh-sysv4"
1168 i[[3456789]]86-*-msdosdjgpp*)
1169 host_makefile_frag="config/mh-djgpp"
1172 ACX_CHECK_CYGWIN_CAT_WORKS
1173 host_makefile_frag="config/mh-cygwin"
1176 host_makefile_frag="config/mh-mingw"
1179 host_makefile_frag="config/mh-interix"
1182 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1186 host_makefile_frag="config/mh-solaris"
1189 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1190 # without overflowing the jump tables (-J says to use a 32 bit table)
1191 tentative_cc="cc -J"
1194 tentative_cc="cc -Wp,-H256000"
1195 host_makefile_frag="config/mh-pa-hpux10"
1197 hppa*-hp-hpux* | hppa*-*-hiux*)
1198 tentative_cc="cc -Wp,-H256000"
1199 host_makefile_frag="config/mh-pa"
1202 host_makefile_frag="config/mh-pa"
1204 *-hp-hpux* | *-*-hiux*)
1205 tentative_cc="cc -Wp,-H256000"
1208 # /bin/cc is less than useful for our purposes. Always use GCC
1209 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1210 host_makefile_frag="config/mh-lynxrs6k"
1213 host_makefile_frag="config/mh-darwin"
1216 host_makefile_frag="config/mh-ppc-aix"
1219 host_makefile_frag="config/mh-ppc-aix"
1222 # /bin/cc is less than useful for our purposes. Always use GCC
1223 tentative_cc="/bin/gcc"
1226 host_makefile_frag="config/mh-sysv4"
1228 # This is placed last to prevent interfering with the cases above.
1230 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1231 host_makefile_frag="config/mh-x86omitfp"
1236 # If we aren't going to be using gcc, see if we can extract a definition
1237 # of CC from the fragment.
1238 # Actually, use the 'pre-extracted' version above.
1239 if test -z "${CC}" && test "${build}" = "${host}" ; then
1240 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1242 for dir in $PATH; do
1243 test -z "$dir" && dir=.
1244 if test -f $dir/gcc; then
1250 if test -z "${found}" && test -n "${tentative_cc}" ; then
1255 if test "${build}" != "${host}" ; then
1256 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1257 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1258 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1259 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1260 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1261 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1262 GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
1263 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1264 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1265 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1266 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1267 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1268 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1270 AR_FOR_BUILD="\$(AR)"
1271 AS_FOR_BUILD="\$(AS)"
1272 CC_FOR_BUILD="\$(CC)"
1273 CXX_FOR_BUILD="\$(CXX)"
1274 GCJ_FOR_BUILD="\$(GCJ)"
1275 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1276 GOC_FOR_BUILD="\$(GOC)"
1277 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1278 LD_FOR_BUILD="\$(LD)"
1279 NM_FOR_BUILD="\$(NM)"
1280 RANLIB_FOR_BUILD="\$(RANLIB)"
1281 WINDRES_FOR_BUILD="\$(WINDRES)"
1282 WINDMC_FOR_BUILD="\$(WINDMC)"
1288 # We must set the default linker to the linker used by gcc for the correct
1289 # operation of libtool. If LD is not defined and we are using gcc, try to
1290 # set the LD default to the ld used by gcc.
1291 if test -z "$LD"; then
1292 if test "$GCC" = yes; then
1295 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1297 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1299 case $gcc_prog_ld in
1300 # Accept absolute paths.
1301 [[\\/]* | [A-Za-z]:[\\/]*)]
1302 LD="$gcc_prog_ld" ;;
1308 ACX_PROG_CMP_IGNORE_INITIAL
1310 # See if we are building gcc with C++.
1311 AC_ARG_ENABLE(build-with-cxx,
1312 [AS_HELP_STRING([--enable-build-with-cxx],
1313 [build with C++ compiler instead of C compiler])],
1314 ENABLE_BUILD_WITH_CXX=$enableval,
1315 ENABLE_BUILD_WITH_CXX=no)
1317 # Used for setting $lt_cv_objdir
1320 # Check for GMP, MPFR and MPC
1321 gmplibs="-lmpc -lmpfr -lgmp"
1325 # Specify a location for mpc
1326 # check for this first so it ends up on the link line before mpfr.
1328 [AS_HELP_STRING([--with-mpc=PATH],
1329 [specify prefix directory for installed MPC package.
1330 Equivalent to --with-mpc-include=PATH/include
1331 plus --with-mpc-lib=PATH/lib])])
1332 AC_ARG_WITH(mpc-include,
1333 [AS_HELP_STRING([--with-mpc-include=PATH],
1334 [specify directory for installed MPC include files])])
1335 AC_ARG_WITH(mpc-lib,
1336 [AS_HELP_STRING([--with-mpc-lib=PATH],
1337 [specify directory for the installed MPC library])])
1339 if test "x$with_mpc" != x; then
1340 gmplibs="-L$with_mpc/lib $gmplibs"
1341 gmpinc="-I$with_mpc/include $gmpinc"
1343 if test "x$with_mpc_include" != x; then
1344 gmpinc="-I$with_mpc_include $gmpinc"
1346 if test "x$with_mpc_lib" != x; then
1347 gmplibs="-L$with_mpc_lib $gmplibs"
1349 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1350 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1351 gmpinc='-I$$s/mpc/src '"$gmpinc"
1352 # Do not test the mpc version. Assume that it is sufficient, since
1353 # it is in the source tree, and the library has not been built yet
1354 # but it would be included on the link line in the version check below
1355 # hence making the test fail.
1359 # Specify a location for mpfr
1360 # check for this first so it ends up on the link line before gmp.
1361 AC_ARG_WITH(mpfr-dir,
1362 [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])],
1363 [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1364 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])])
1367 [AS_HELP_STRING([--with-mpfr=PATH],
1368 [specify prefix directory for installed MPFR package.
1369 Equivalent to --with-mpfr-include=PATH/include
1370 plus --with-mpfr-lib=PATH/lib])])
1371 AC_ARG_WITH(mpfr-include,
1372 [AS_HELP_STRING([--with-mpfr-include=PATH],
1373 [specify directory for installed MPFR include files])])
1374 AC_ARG_WITH(mpfr-lib,
1375 [AS_HELP_STRING([--with-mpfr-lib=PATH],
1376 [specify directory for the installed MPFR library])])
1378 if test "x$with_mpfr" != x; then
1379 gmplibs="-L$with_mpfr/lib $gmplibs"
1380 gmpinc="-I$with_mpfr/include $gmpinc"
1382 if test "x$with_mpfr_include" != x; then
1383 gmpinc="-I$with_mpfr_include $gmpinc"
1385 if test "x$with_mpfr_lib" != x; then
1386 gmplibs="-L$with_mpfr_lib $gmplibs"
1388 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1389 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1390 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1391 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1392 # Do not test the mpfr version. Assume that it is sufficient, since
1393 # it is in the source tree, and the library has not been built yet
1394 # but it would be included on the link line in the version check below
1395 # hence making the test fail.
1399 # Specify a location for gmp
1400 AC_ARG_WITH(gmp-dir,
1401 [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])],
1402 [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1403 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])])
1406 [AS_HELP_STRING([--with-gmp=PATH],
1407 [specify prefix directory for the installed GMP package.
1408 Equivalent to --with-gmp-include=PATH/include
1409 plus --with-gmp-lib=PATH/lib])])
1410 AC_ARG_WITH(gmp-include,
1411 [AS_HELP_STRING([--with-gmp-include=PATH],
1412 [specify directory for installed GMP include files])])
1413 AC_ARG_WITH(gmp-lib,
1414 [AS_HELP_STRING([--with-gmp-lib=PATH],
1415 [specify directory for the installed GMP library])])
1418 if test "x$with_gmp" != x; then
1419 gmplibs="-L$with_gmp/lib $gmplibs"
1420 gmpinc="-I$with_gmp/include $gmpinc"
1422 if test "x$with_gmp_include" != x; then
1423 gmpinc="-I$with_gmp_include $gmpinc"
1425 if test "x$with_gmp_lib" != x; then
1426 gmplibs="-L$with_gmp_lib $gmplibs"
1428 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1429 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1430 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1431 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1432 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1433 # Do not test the gmp version. Assume that it is sufficient, since
1434 # it is in the source tree, and the library has not been built yet
1435 # but it would be included on the link line in the version check below
1436 # hence making the test fail.
1440 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1442 saved_CFLAGS="$CFLAGS"
1443 CFLAGS="$CFLAGS $gmpinc"
1444 # Check for the recommended and required versions of GMP.
1445 AC_MSG_CHECKING([for the correct version of gmp.h])
1446 AC_TRY_COMPILE([#include "gmp.h"],[
1447 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1448 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1449 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1452 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1453 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1454 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1455 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1458 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1459 [AC_MSG_RESULT([no]); have_gmp=no])
1461 # If we have GMP, check the MPFR version.
1462 if test x"$have_gmp" = xyes; then
1463 # Check for the recommended and required versions of MPFR.
1464 AC_MSG_CHECKING([for the correct version of mpfr.h])
1465 AC_TRY_COMPILE([#include <gmp.h>
1466 #include <mpfr.h>],[
1467 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1470 ], [AC_TRY_COMPILE([#include <gmp.h>
1471 #include <mpfr.h>],[
1472 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1475 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1476 [AC_MSG_RESULT([no]); have_gmp=no])
1479 # Check for the MPC header version.
1480 if test x"$have_gmp" = xyes ; then
1481 # Check for the recommended and required versions of MPC.
1482 AC_MSG_CHECKING([for the correct version of mpc.h])
1483 AC_TRY_COMPILE([#include <mpc.h>],[
1484 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1487 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1488 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1491 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1492 [AC_MSG_RESULT([no]); have_gmp=no])
1495 # Now check the MPFR library.
1496 if test x"$have_gmp" = xyes; then
1498 LIBS="$LIBS $gmplibs"
1499 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1500 AC_TRY_LINK([#include <mpc.h>],[
1507 mpfr_atan2 (n, n, x, GMP_RNDN);
1508 mpfr_erfc (n, x, GMP_RNDN);
1509 mpfr_subnormalize (x, t, GMP_RNDN);
1513 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1514 mpc_cosh (c, c, MPC_RNDNN);
1515 mpc_pow (c, c, c, MPC_RNDNN);
1516 mpc_acosh (c, c, MPC_RNDNN);
1518 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1522 CFLAGS="$saved_CFLAGS"
1524 # The library versions listed in the error message below should match
1525 # the HARD-minimums enforced above.
1526 if test x$have_gmp != xyes; then
1527 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1528 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1529 their locations. Source code for these libraries can be found at
1530 their respective hosting sites as well as at
1531 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1532 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1533 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1534 make sure that you have installed both the libraries and the header
1535 files. They may be located in separate packages.])
1539 # Flags needed for both GMP, MPFR and/or MPC.
1542 AC_SUBST(extra_mpfr_configure_flags)
1543 AC_SUBST(extra_mpc_gmp_configure_flags)
1544 AC_SUBST(extra_mpc_mpfr_configure_flags)
1546 # Allow host libstdc++ to be specified for static linking with PPL.
1547 AC_ARG_WITH(host-libstdcxx,
1548 [AS_HELP_STRING([--with-host-libstdcxx=L],
1549 [use linker arguments L to link with libstdc++
1550 when linking with PPL])])
1552 case $with_host_libstdcxx in
1554 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1558 # Linker flags to use for stage1 or when not boostrapping.
1559 AC_ARG_WITH(stage1-ldflags,
1560 [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])],
1561 [if test "$withval" = "no" -o "$withval" = "yes"; then
1564 stage1_ldflags=$withval
1567 AC_SUBST(stage1_ldflags)
1569 # Libraries to use for stage1 or when not bootstrapping.
1570 AC_ARG_WITH(stage1-libs,
1571 [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])],
1572 [if test "$withval" = "no" -o "$withval" = "yes"; then
1575 stage1_libs=$withval
1577 [stage1_libs=$with_host_libstdcxx])
1578 AC_SUBST(stage1_libs)
1580 # Libraries to use for stage2 and later builds. This defaults to the
1581 # argument passed to --with-host-libstdcxx.
1582 AC_ARG_WITH(boot-libs,
1583 [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])],
1584 [if test "$withval" = "no" -o "$withval" = "yes"; then
1587 poststage1_libs=$withval
1589 [poststage1_libs=$with_host_libstdcxx])
1590 AC_SUBST(poststage1_libs)
1592 # Linker flags to use for stage2 and later builds.
1593 AC_ARG_WITH(boot-ldflags,
1594 [AS_HELP_STRING([--with-boot-ldflags=FLAGS],
1595 [linker flags for stage2 and later])],
1596 [if test "$withval" = "no" -o "$withval" = "yes"; then
1599 poststage1_ldflags=$withval
1601 [poststage1_ldflags=
1602 # In stages 2 and 3, default to linking libstdc++ and libgcc
1603 # statically. But if the user explicitly specified the libraries to
1604 # use, trust that they are doing what they want.
1605 if test "$poststage1_libs" = ""; then
1606 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1608 AC_SUBST(poststage1_ldflags)
1616 [AS_HELP_STRING([--with-ppl=PATH],
1617 [specify prefix directory for the installed PPL package.
1618 Equivalent to --with-ppl-include=PATH/include
1619 plus --with-ppl-lib=PATH/lib])])
1620 AC_ARG_WITH(ppl-include,
1621 [AS_HELP_STRING([--with-ppl-include=PATH],
1622 [specify directory for installed PPL include files])])
1623 AC_ARG_WITH(ppl-lib,
1624 [AS_HELP_STRING([--with-ppl-lib=PATH],
1625 [specify directory for the installed PPL library])])
1627 AC_ARG_ENABLE(ppl-version-check,
1628 [AS_HELP_STRING([--disable-ppl-version-check],
1629 [disable check for PPL version])])
1635 ppllibs="-L$with_ppl/lib"
1636 pplinc="-I$with_ppl/include $pplinc"
1637 if test -d "$with_ppl/lib" && test -d "$with_ppl/include"; then
1640 AC_MSG_ERROR([cannot find directories "$with_ppl/lib" or "$with_ppl/include"])
1645 if test x"$with_ppl_include" != x; then
1646 pplinc="-I$with_ppl_include $pplinc"
1650 if test "x$with_ppl_lib" != x; then
1651 ppllibs="-L$with_ppl_lib"
1655 if test x"$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1656 if test x"$enable_watchdog" = xyes; then
1659 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"
1660 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1661 enable_ppl_version_check=no
1665 if test "x$with_ppl" != xno; then
1666 if test "x$pwllib" = x; then
1668 LIBS="$LIBS $ppllibs -lstdc++ -lm"
1669 AC_CHECK_LIB(pwl, PWL_handle_timeout, [pwllib="-lpwl"])
1673 ppllibs="$ppllibs -lppl_c -lppl $pwllib -lgmpxx"
1675 if test "$enable_ppl_version_check" != no; then
1676 saved_CFLAGS="$CFLAGS"
1677 CFLAGS="$CFLAGS $pplinc $gmpinc"
1678 AC_MSG_CHECKING([for version 0.11 (revision 0 or later) of PPL])
1679 AC_TRY_COMPILE([#include "ppl_c.h"],[
1680 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 11
1683 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1684 CFLAGS="$saved_CFLAGS"
1688 # Flags needed for PPL
1695 dnl Provide configure switches and initialize clooginc & clooglibs
1696 dnl with user input.
1698 if test "x$with_ppl" = "xno"; then
1699 dnl Only execute fail-action, if CLooG has been requested.
1700 CLOOG_REQUESTED([graphite_requested=yes], [graphite_requested=no])
1701 if test "${graphite_requested}" = yes; then
1702 AC_MSG_ERROR([Unable to find a usable PPL. See config.log for details.])
1706 if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
1707 && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
1708 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
1709 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
1711 if test "x$with_cloog" != "xno"; then
1712 dnl The minimal version of CLooG required for Graphite.
1714 dnl If we use CLooG-Legacy, the provided version information is
1716 CLOOG_CHECK_VERSION(0,16,1)
1718 dnl Only execute fail-action, if CLooG has been requested.
1720 AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
1723 # Check for LTO support.
1725 [AS_HELP_STRING([--enable-lto], [enable link time optimization support])],
1726 enable_lto=$enableval,
1727 enable_lto=yes; default_enable_lto=yes)
1729 ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
1730 build_lto_plugin=yes
1731 ],[if test x"$default_enable_lto" = x"yes" ; then
1733 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
1734 # On other non-ELF platforms, LTO has yet to be validated.
1738 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1739 # It would also be nice to check the binutils support, but we don't
1740 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1741 # warn during gcc/ subconfigure; unless you're bootstrapping with
1742 # -flto it won't be needed until after installation anyway.
1744 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1745 *) if test x"$enable_lto" = x"yes"; then
1746 AC_MSG_ERROR([LTO support is not enabled for this target.])
1751 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1752 # Build it unless LTO was explicitly disabled.
1754 *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
1760 # By default, C is the only stage 1 language.
1761 stage1_languages=,c,
1763 # Target libraries that we bootstrap.
1764 bootstrap_target_libs=,target-libgcc,
1766 # Figure out what language subdirectories are present.
1767 # Look if the user specified --enable-languages="..."; if not, use
1768 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1770 # NB: embedded tabs in this IF block -- do not untabify
1771 if test -d ${srcdir}/gcc; then
1772 if test x"${enable_languages+set}" != xset; then
1773 if test x"${LANGUAGES+set}" = xset; then
1774 enable_languages="${LANGUAGES}"
1775 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1777 enable_languages=all
1780 if test x"${enable_languages}" = x ||
1781 test x"${enable_languages}" = xyes;
1783 echo configure.in: --enable-languages needs at least one language argument 1>&2
1787 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1789 # 'f95' is the old name for the 'fortran' language. We issue a warning
1790 # and make the substitution.
1791 case ,${enable_languages}, in
1793 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1794 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1798 # First scan to see if an enabled language requires some other language.
1799 # We assume that a given config-lang.in will list all the language
1800 # front ends it requires, even if some are required indirectly.
1801 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1802 case ${lang_frag} in
1804 # The odd quoting in the next line works around
1805 # an apparent bug in bash 1.12 on linux.
1806 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1808 # From the config-lang.in, get $language, $lang_requires, and
1809 # $lang_requires_boot_languages.
1812 lang_requires_boot_languages=
1814 for other in ${lang_requires} ${lang_requires_boot_languages}; do
1815 case ,${enable_languages}, in
1819 echo " \`$other' language required by \`$language'; enabling" 1>&2
1820 enable_languages="${enable_languages},${other}"
1824 for other in ${lang_requires_boot_languages} ; do
1825 if test "$other" != "c"; then
1826 case ,${enable_stage1_languages}, in
1830 case ,${enable_languages}, in
1832 echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
1833 enable_stage1_languages="$enable_stage1_languages,${other}"
1844 new_enable_languages=,c,
1846 # If LTO is enabled, add the LTO front end.
1847 extra_host_libiberty_configure_flags=
1848 if test "$enable_lto" = "yes" ; then
1849 case ,${enable_languages}, in
1851 *) enable_languages="${enable_languages},lto" ;;
1853 if test "${build_lto_plugin}" = "yes" ; then
1854 configdirs="$configdirs lto-plugin"
1855 extra_host_libiberty_configure_flags=--enable-shared
1858 AC_SUBST(extra_host_libiberty_configure_flags)
1860 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1861 potential_languages=,c,
1863 enabled_target_libs=
1864 disabled_target_libs=
1866 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1867 case ${lang_frag} in
1869 # The odd quoting in the next line works around
1870 # an apparent bug in bash 1.12 on linux.
1871 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1873 # From the config-lang.in, get $language, $target_libs,
1874 # $lang_dirs, $boot_language, and $build_by_default
1880 build_by_default=yes
1882 if test x${language} = x; then
1883 echo "${lang_frag} doesn't set \$language." 1>&2
1887 if test "$language" = "c++" \
1888 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1892 case ,${enable_languages}, in
1894 # Language was explicitly selected; include it.
1898 # 'all' was selected, select it if it is a default language
1899 add_this_lang=${build_by_default}
1906 # Disable languages that need other directories if these aren't available.
1907 for i in $subdir_requires; do
1908 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1909 case ,${enable_languages}, in
1911 # Specifically requested language; tell them.
1912 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1916 add_this_lang=unsupported
1921 # Disable Ada if no preexisting GNAT is available.
1922 case ,${enable_languages},:${language}:${have_gnat} in
1923 *,${language},*:ada:no)
1924 # Specifically requested language; tell them.
1925 AC_MSG_ERROR([GNAT is required to build $language])
1929 add_this_lang=unsupported
1933 # Disable a language that is unsupported by the target.
1934 case " $unsupported_languages " in
1936 add_this_lang=unsupported
1940 case $add_this_lang in
1942 # Remove language-dependent dirs.
1943 disabled_target_libs="$disabled_target_libs $target_libs"
1944 noconfigdirs="$noconfigdirs $lang_dirs"
1947 # Remove language-dependent dirs; still show language as supported.
1948 disabled_target_libs="$disabled_target_libs $target_libs"
1949 noconfigdirs="$noconfigdirs $lang_dirs"
1950 potential_languages="${potential_languages}${language},"
1953 new_enable_languages="${new_enable_languages}${language},"
1954 potential_languages="${potential_languages}${language},"
1955 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1956 enabled_target_libs="$enabled_target_libs $target_libs"
1957 case "${boot_language}:,$enable_stage1_languages," in
1958 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1959 # Add to (comma-separated) list of stage 1 languages.
1960 case ",$stage1_languages," in
1961 *,$language,* | ,yes, | ,all,) ;;
1962 *) stage1_languages="${stage1_languages}${language}," ;;
1964 # We need to bootstrap any supporting libraries.
1965 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1974 # Add target libraries which are only needed for disabled languages
1976 if test -n "$disabled_target_libs"; then
1977 for dir in $disabled_target_libs; do
1978 case " $enabled_target_libs " in
1980 *) noconfigdirs="$noconfigdirs $dir" ;;
1985 AC_ARG_ENABLE(stage1-languages,
1986 [AS_HELP_STRING([[--enable-stage1-languages[=all]]],
1987 [choose additional languages to build during
1988 stage1. Mostly useful for compiler development])],
1989 [case ,${enable_stage1_languages}, in
1991 # Set it to something that will have no effect in the loop below
1992 enable_stage1_languages=c ;;
1994 enable_stage1_languages=`echo $new_enable_languages | \
1995 sed -e "s/^,//" -e "s/,$//" ` ;;
1997 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1998 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
2001 # Add "good" languages from enable_stage1_languages to stage1_languages,
2002 # while "bad" languages go in missing_languages. Leave no duplicates.
2003 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
2004 case $potential_languages in
2006 case $stage1_languages in
2008 *) stage1_languages="$stage1_languages$i," ;;
2011 case $missing_languages in
2013 *) missing_languages="$missing_languages$i," ;;
2018 # Remove leading/trailing commas that were added for simplicity
2019 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
2020 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
2021 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2022 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2024 if test "x$missing_languages" != x; then
2026 The following requested languages could not be built: ${missing_languages}
2027 Supported languages are: ${potential_languages}])
2029 if test "x$new_enable_languages" != "x$enable_languages"; then
2030 echo The following languages will be built: ${new_enable_languages}
2031 enable_languages="$new_enable_languages"
2034 AC_SUBST(stage1_languages)
2035 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
2038 # Handle --disable-<component> generically.
2039 for dir in $configdirs $build_configdirs $target_configdirs ; do
2040 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
2041 varname=`echo $dirname | sed -e s/+/_/g`
2042 if eval test x\${enable_${varname}} "=" xno ; then
2043 noconfigdirs="$noconfigdirs $dir"
2047 # Check for Boehm's garbage collector
2048 AC_ARG_ENABLE(objc-gc,
2049 [AS_HELP_STRING([--enable-objc-gc],
2050 [enable use of Boehm's garbage collector with the
2051 GNU Objective-C runtime])],
2052 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2053 *,objc,*:*:yes:*target-boehm-gc*)
2054 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2058 # Make sure we only build Boehm's garbage collector if required.
2059 case ,${enable_languages},:${enable_objc_gc} in
2061 # Keep target-boehm-gc if requested for Objective-C.
2064 # Otherwise remove target-boehm-gc depending on target-libjava.
2065 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2066 noconfigdirs="$noconfigdirs target-boehm-gc"
2071 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2072 # $build_configdirs and $target_configdirs.
2073 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2076 for dir in . $skipdirs $noconfigdirs ; do
2077 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2078 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2079 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2080 if test -r $srcdir/$dirname/configure ; then
2081 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2084 notsupp="$notsupp $dir"
2088 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2089 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2090 if test -r $srcdir/$dirname/configure ; then
2091 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2094 notsupp="$notsupp $dir"
2098 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2099 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2100 if test -r $srcdir/$dirname/configure ; then
2101 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2104 notsupp="$notsupp $dir"
2110 # Sometimes the tools are distributed with libiberty but with no other
2111 # libraries. In that case, we don't want to build target-libiberty.
2112 # Don't let libgcc imply libiberty either.
2113 if test -n "${target_configdirs}" ; then
2116 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2117 if test "$i" = "libgcc"; then
2118 libgcc=target-libgcc
2119 elif test "$i" != "libiberty" ; then
2120 if test -r $srcdir/$i/configure ; then
2126 if test -z "${others}" ; then
2127 target_configdirs=$libgcc
2131 # Quietly strip out all directories which aren't configurable in this tree.
2132 # This relies on all configurable subdirectories being autoconfiscated, which
2134 build_configdirs_all="$build_configdirs"
2136 for i in ${build_configdirs_all} ; do
2137 j=`echo $i | sed -e s/build-//g`
2138 if test -f ${srcdir}/$j/configure ; then
2139 build_configdirs="${build_configdirs} $i"
2143 configdirs_all="$configdirs"
2145 for i in ${configdirs_all} ; do
2146 if test -f ${srcdir}/$i/configure ; then
2147 configdirs="${configdirs} $i"
2151 target_configdirs_all="$target_configdirs"
2153 for i in ${target_configdirs_all} ; do
2154 j=`echo $i | sed -e s/target-//g`
2155 if test -f ${srcdir}/$j/configure ; then
2156 target_configdirs="${target_configdirs} $i"
2160 # Produce a warning message for the subdirs we can't configure.
2161 # This isn't especially interesting in the Cygnus tree, but in the individual
2162 # FSF releases, it's important to let people know when their machine isn't
2163 # supported by the one or two programs in a package.
2165 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2166 # If $appdirs is non-empty, at least one of those directories must still
2167 # be configured, or we error out. (E.g., if the gas release supports a
2168 # specified target in some subdirs but not the gas subdir, we shouldn't
2169 # pretend that all is well.)
2170 if test -n "$appdirs" ; then
2171 for dir in $appdirs ; do
2172 if test -r $dir/Makefile.in ; then
2173 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2177 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2183 if test -n "$appdirs" ; then
2184 echo "*** This configuration is not supported by this package." 1>&2
2188 # Okay, some application will build, or we don't care to check. Still
2189 # notify of subdirs not getting built.
2190 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2191 echo " ${notsupp}" 1>&2
2192 echo " (Any other directories should still work fine.)" 1>&2
2200 # To find our prefix, in gcc_cv_tool_prefix.
2205 AC_ARG_WITH([build-sysroot],
2206 [AS_HELP_STRING([--with-build-sysroot=SYSROOT],
2207 [use sysroot as the system root during the build])],
2208 [if test x"$withval" != x ; then
2209 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2211 [SYSROOT_CFLAGS_FOR_TARGET=])
2212 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2214 AC_ARG_WITH([debug-prefix-map],
2215 [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'],
2216 [map A to B, C to D ... in debug information])],
2217 [if test x"$withval" != x; then
2218 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2219 for debug_map in $withval; do
2220 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2223 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2224 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2226 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2227 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2228 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2229 # We want to ensure that TARGET libraries (which we know are built with
2230 # gcc) are built with "-O2 -g", so include those options when setting
2231 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2232 if test "x$CFLAGS_FOR_TARGET" = x; then
2233 CFLAGS_FOR_TARGET=$CFLAGS
2236 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2239 *" -g "* | *" -g3 "*) ;;
2240 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2243 AC_SUBST(CFLAGS_FOR_TARGET)
2245 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2246 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2247 case " $CXXFLAGS " in
2249 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2251 case " $CXXFLAGS " in
2252 *" -g "* | *" -g3 "*) ;;
2253 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2256 AC_SUBST(CXXFLAGS_FOR_TARGET)
2258 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2259 # the named directory are copied to $(tooldir)/sys-include.
2260 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2261 if test x${is_cross_compiler} = xno ; then
2262 echo 1>&2 '***' --with-headers is only supported when cross compiling
2265 if test x"${with_headers}" != xyes ; then
2266 x=${gcc_cv_tool_prefix}
2267 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2271 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2272 # the name directories are copied to $(tooldir)/lib. Multiple directories
2274 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2275 if test x${is_cross_compiler} = xno ; then
2276 echo 1>&2 '***' --with-libs is only supported when cross compiling
2279 if test x"${with_libs}" != xyes ; then
2280 # Copy the libraries in reverse order, so that files in the first named
2281 # library override files in subsequent libraries.
2282 x=${gcc_cv_tool_prefix}
2283 for l in ${with_libs}; do
2284 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2289 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2291 # This is done by determining whether or not the appropriate directory
2292 # is available, and by checking whether or not specific configurations
2293 # have requested that this magic not happen.
2295 # The command line options always override the explicit settings in
2296 # configure.in, and the settings in configure.in override this magic.
2298 # If the default for a toolchain is to use GNU as and ld, and you don't
2299 # want to do that, then you should use the --without-gnu-as and
2300 # --without-gnu-ld options for the configure script. Similarly, if
2301 # the default is to use the included zlib and you don't want to do that,
2302 # you should use the --with-system-zlib option for the configure script.
2304 if test x${use_gnu_as} = x &&
2305 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2307 extra_host_args="$extra_host_args --with-gnu-as"
2310 if test x${use_gnu_ld} = x &&
2311 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2313 extra_host_args="$extra_host_args --with-gnu-ld"
2316 if test x${use_included_zlib} = x &&
2317 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2320 with_system_zlib=yes
2321 extra_host_args="$extra_host_args --with-system-zlib"
2324 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2325 # can detect this case.
2327 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2329 extra_host_args="$extra_host_args --with-newlib"
2332 # Handle ${copy_dirs}
2333 set fnord ${copy_dirs}
2335 while test $# != 0 ; do
2336 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2339 echo Copying $1 to $2
2341 # Use the install script to create the directory and all required
2342 # parent directories.
2343 if test -d $2 ; then
2347 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2350 # Copy the directory, assuming we have tar.
2351 # FIXME: Should we use B in the second tar? Not all systems support it.
2352 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2354 # It is the responsibility of the user to correctly adjust all
2355 # symlinks. If somebody can figure out how to handle them correctly
2356 # here, feel free to add the code.
2363 # Determine a target-dependent exec_prefix that the installed
2364 # gcc will search in. Keep this list sorted by triplet, with
2365 # the *-*-osname triplets last.
2369 md_exec_prefix=/gnu/lib/gcc-lib
2371 i[[34567]]86-pc-msdosdjgpp*)
2372 md_exec_prefix=/dev/env/DJDIR/bin
2374 i[[34567]]86-*-sco3.2v5*)
2375 if test $with_gnu_as = yes; then
2376 md_exec_prefix=/usr/gnu/bin
2378 md_exec_prefix=/usr/ccs/bin/elf
2383 powerpc-*-chorusos* | \
2384 powerpc*-*-eabi* | \
2385 powerpc*-*-sysv* | \
2386 powerpc*-*-kaos* | \
2388 md_exec_prefix=/usr/ccs/bin
2393 md_exec_prefix=/usr/ccs/bin
2408 md_exec_prefix=/usr/ccs/bin
2412 extra_arflags_for_target=
2413 extra_nmflags_for_target=
2414 extra_ranlibflags_for_target=
2415 target_makefile_frag=/dev/null
2418 target_makefile_frag="config/mt-mep"
2421 target_makefile_frag="config/mt-spu"
2424 target_makefile_frag="config/mt-sde"
2426 mipsisa*-*-elfoabi*)
2427 target_makefile_frag="config/mt-mips-elfoabi"
2429 mips*-*-*linux* | mips*-*-gnu*)
2430 target_makefile_frag="config/mt-mips-gnu"
2433 target_makefile_frag="config/mt-netware"
2435 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2436 target_makefile_frag="config/mt-gnu"
2438 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2439 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2440 # commands to handle both 32-bit and 64-bit objects. These flags are
2441 # harmless if we're using GNU nm or ar.
2442 extra_arflags_for_target=" -X32_64"
2443 extra_nmflags_for_target=" -B -X32_64"
2446 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2447 extra_ranlibflags_for_target=" -c"
2449 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2450 target_makefile_frag="config/mt-wince"
2454 alphaieee_frag=/dev/null
2457 # This just makes sure to use the -mieee option to build target libs.
2458 # This should probably be set individually by each library.
2459 alphaieee_frag="config/mt-alphaieee"
2463 # If --enable-target-optspace always use -Os instead of -O2 to build
2464 # the target libraries, similarly if it is not specified, use -Os
2465 # on selected platforms.
2466 ospace_frag=/dev/null
2467 case "${enable_target_optspace}:${target}" in
2469 ospace_frag="config/mt-ospace"
2472 ospace_frag="config/mt-d30v"
2474 :m32r-* | :d10v-* | :fr30-*)
2475 ospace_frag="config/mt-ospace"
2480 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2484 # Default to using --with-stabs for certain targets.
2485 if test x${with_stabs} = x ; then
2487 mips*-*-irix[[56]]*)
2489 mips*-*-* | alpha*-*-osf*)
2491 extra_host_args="${extra_host_args} --with-stabs"
2496 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2497 # them automatically.
2500 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2504 # Some systems (e.g., one of the i386-aix systems the gas testers are
2505 # using) don't handle "\$" correctly, so don't use it here.
2506 tooldir='${exec_prefix}'/${target_noncanonical}
2507 build_tooldir=${tooldir}
2509 # Create a .gdbinit file which runs the one in srcdir
2510 # and tells GDB to look there for source files.
2512 if test -r ${srcdir}/.gdbinit ; then
2515 *) cat > ./.gdbinit <<EOF
2519 source ${srcdir}/.gdbinit
2525 # Make sure that the compiler is able to generate an executable. If it
2526 # can't, we are probably in trouble. We don't care whether we can run the
2527 # executable--we might be using a cross compiler--we only care whether it
2528 # can be created. At this point the main configure script has set CC.
2530 echo "int main () { return 0; }" > conftest.c
2531 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2532 if test $? = 0 ; then
2533 if test -s conftest || test -s conftest.exe ; then
2539 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2540 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2547 # The Solaris /usr/ucb/cc compiler does not appear to work.
2549 sparc-sun-solaris2*)
2550 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2551 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2553 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2554 if test -d /opt/cygnus/bin ; then
2555 if test "$could_use" = "" ; then
2556 could_use="/opt/cygnus/bin"
2558 could_use="$could_use or /opt/cygnus/bin"
2561 if test "$could_use" = "" ; then
2562 echo "Warning: compilation may fail because you're using"
2563 echo "/usr/ucb/cc. You should change your PATH or CC "
2564 echo "variable and rerun configure."
2566 echo "Warning: compilation may fail because you're using"
2567 echo "/usr/ucb/cc, when you should use the C compiler from"
2568 echo "$could_use. You should change your"
2569 echo "PATH or CC variable and rerun configure."
2575 # Decide which environment variable is used to find dynamic libraries.
2577 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2578 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2579 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2580 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2583 # On systems where the dynamic library environment variable is PATH,
2584 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2585 # built executables to PATH.
2586 if test "$RPATH_ENVVAR" = PATH; then
2587 GCC_SHLIB_SUBDIR=/shlib
2592 # Record target_configdirs and the configure arguments for target and
2593 # build configuration in Makefile.
2594 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2595 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2597 # If we are building libgomp, bootstrap it.
2598 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2599 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2602 # Determine whether gdb needs tk/tcl or not.
2603 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2604 # and in that case we want gdb to be built without tk. Ugh!
2605 # In fact I believe gdb is the *only* package directly dependent on tk,
2606 # so we should be able to put the 'maybe's in unconditionally and
2607 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2608 # 100% sure that that's safe though.
2610 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2611 case "$enable_gdbtk" in
2615 GDB_TK="${gdb_tk}" ;;
2617 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2618 # distro. Eventually someone will fix this and move Insight, nee
2619 # gdbtk to a separate directory.
2620 if test -d ${srcdir}/gdb/gdbtk ; then
2627 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2628 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2630 # Strip out unwanted targets.
2632 # While at that, we remove Makefiles if we were started for recursive
2633 # configuration, so that the top-level Makefile reconfigures them,
2634 # like we used to do when configure itself was recursive.
2636 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2637 # but now we're fixing up the Makefile ourselves with the additional
2638 # commands passed to AC_CONFIG_FILES. Use separate variables
2639 # extrasub-{build,host,target} not because there is any reason to split
2640 # the substitutions up that way, but only to remain below the limit of
2641 # 99 commands in a script, for HP-UX sed.
2642 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2644 AC_ARG_ENABLE([bootstrap],
2645 [AS_HELP_STRING([--enable-bootstrap],
2646 [enable bootstrapping @<:@yes if native build@:>@])],,
2647 enable_bootstrap=default)
2649 # Issue errors and warnings for invalid/strange bootstrap combinations.
2650 case "$configdirs" in
2651 *gcc*) have_compiler=yes ;;
2652 *) have_compiler=no ;;
2655 case "$have_compiler:$host:$target:$enable_bootstrap" in
2658 # Default behavior. Enable bootstrap if we have a compiler
2659 # and we are in a native configuration.
2660 yes:$build:$build:default)
2661 enable_bootstrap=yes ;;
2664 enable_bootstrap=no ;;
2666 # We have a compiler and we are in a native configuration, bootstrap is ok
2667 yes:$build:$build:yes)
2670 # Other configurations, but we have a compiler. Assume the user knows
2673 AC_MSG_WARN([trying to bootstrap a cross compiler])
2676 # No compiler: if they passed --enable-bootstrap explicitly, fail
2678 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2680 # Fail if wrong command line
2682 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2686 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2689 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2693 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2694 yes:yes:*\ gold\ *:*,c++,*) ;;
2695 yes:yes:*\ gold\ *:*)
2696 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2700 # Adjust the toplevel makefile according to whether bootstrap was selected.
2701 case $enable_bootstrap in
2703 bootstrap_suffix=bootstrap
2704 BUILD_CONFIG=bootstrap-debug
2707 bootstrap_suffix=no-bootstrap
2712 AC_MSG_CHECKING(for default BUILD_CONFIG)
2714 AC_ARG_WITH([build-config],
2715 [AS_HELP_STRING([--with-build-config='NAME NAME2...'],
2716 [use config/NAME.mk build configuration])],
2717 [case $with_build_config in
2718 yes) with_build_config= ;;
2719 no) with_build_config= BUILD_CONFIG= ;;
2722 if test "x${with_build_config}" != x; then
2723 BUILD_CONFIG=$with_build_config
2725 case $BUILD_CONFIG in
2727 if echo "int f (void) { return 0; }" > conftest.c &&
2728 ${CC} -c conftest.c &&
2729 mv conftest.o conftest.o.g0 &&
2730 ${CC} -c -g conftest.c &&
2731 mv conftest.o conftest.o.g &&
2732 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2737 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2741 AC_MSG_RESULT($BUILD_CONFIG)
2742 AC_SUBST(BUILD_CONFIG)
2745 for module in ${build_configdirs} ; do
2746 if test -z "${no_recursion}" \
2747 && test -f ${build_subdir}/${module}/Makefile; then
2748 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2749 rm -f ${build_subdir}/${module}/Makefile
2751 extrasub_build="$extrasub_build
2752 /^@if build-$module\$/d
2753 /^@endif build-$module\$/d
2754 /^@if build-$module-$bootstrap_suffix\$/d
2755 /^@endif build-$module-$bootstrap_suffix\$/d"
2758 for module in ${configdirs} ; do
2759 if test -z "${no_recursion}"; then
2760 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2761 if test -f ${file}; then
2762 echo 1>&2 "*** removing ${file} to force reconfigure"
2767 extrasub_host="$extrasub_host
2769 /^@endif $module\$/d
2770 /^@if $module-$bootstrap_suffix\$/d
2771 /^@endif $module-$bootstrap_suffix\$/d"
2774 for module in ${target_configdirs} ; do
2775 if test -z "${no_recursion}" \
2776 && test -f ${target_subdir}/${module}/Makefile; then
2777 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2778 rm -f ${target_subdir}/${module}/Makefile
2781 # We only bootstrap target libraries listed in bootstrap_target_libs.
2782 case $bootstrap_target_libs in
2783 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2784 *) target_bootstrap_suffix=no-bootstrap ;;
2787 extrasub_target="$extrasub_target
2788 /^@if target-$module\$/d
2789 /^@endif target-$module\$/d
2790 /^@if target-$module-$target_bootstrap_suffix\$/d
2791 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2794 # Do the final fixup along with target modules.
2795 extrasub_target="$extrasub_target
2796 /^@if /,/^@endif /d"
2798 # Create the serialization dependencies. This uses a temporary file.
2800 AC_ARG_ENABLE([serial-configure],
2801 [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]],
2802 [force sequential configuration of
2803 sub-packages for the host, target or build
2804 machine, or all sub-packages])])
2806 case ${enable_serial_configure} in
2808 enable_serial_build_configure=yes
2809 enable_serial_host_configure=yes
2810 enable_serial_target_configure=yes
2814 # These force 'configure's to be done one at a time, to avoid problems
2815 # with contention over a shared config.cache.
2817 echo '# serdep.tmp' > serdep.tmp
2819 test "x${enable_serial_build_configure}" = xyes &&
2820 for item in ${build_configdirs} ; do
2823 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2828 test "x${enable_serial_host_configure}" = xyes &&
2829 for item in ${configdirs} ; do
2832 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2837 test "x${enable_serial_target_configure}" = xyes &&
2838 for item in ${target_configdirs} ; do
2841 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2845 serialization_dependencies=serdep.tmp
2846 AC_SUBST_FILE(serialization_dependencies)
2848 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2849 # target, nonopt, and variable assignments. These are the ones we
2850 # might not want to pass down to subconfigures. The exception being
2851 # --cache-file=/dev/null, which is used to turn off the use of cache
2852 # files altogether, and which should be passed on to subconfigures.
2853 # Also strip program-prefix, program-suffix, and program-transform-name,
2854 # so that we can pass down a consistent program-transform-name.
2859 eval "set -- $ac_configure_args"
2862 if test X"$skip_next" = X"yes"; then
2866 if test X"$keep_next" = X"yes"; then
2869 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2871 baseargs="$baseargs '$ac_arg'"
2872 tbaseargs="$tbaseargs '$ac_arg'"
2877 # Handle separated arguments. Based on the logic generated by
2880 *=* | --config-cache | -C | -disable-* | --disable-* \
2881 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2882 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2883 | -with-* | --with-* | -without-* | --without-* | --x)
2897 --with-* | --without-*)
2898 libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'`
2902 lib=`echo "$libopt" | sed 's,[-_]include$,,'`
2905 lib=`echo "$libopt" | sed 's,[-_]lib$,,'`
2914 mpc | mpfr | gmp | ppl | cloog)
2915 # If we're processing --with-$lib, --with-$lib-include or
2916 # --with-$lib-lib, for one of the libs above, and target is
2917 # different from host, don't pass the current argument to any
2918 # target library's configure.
2919 if test x$is_cross_compiler = xyes; then
2928 --cache-file=/dev/null | \
2929 -cache-file=/dev/null )
2930 # Handled here to avoid the test to skip args below.
2931 baseargs="$baseargs '$ac_arg'"
2932 tbaseargs="$tbaseargs '$ac_arg'"
2933 # Assert: $separate_arg should always be no.
2934 keep_next=$separate_arg
2950 -program-prefix* | \
2951 -program-suffix* | \
2952 -program-transform-name* )
2953 skip_next=$separate_arg
2957 # An option. Add it.
2960 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2962 baseargs="$baseargs '$ac_arg'"
2963 if test X"$skip_targ" = Xno; then
2964 tbaseargs="$tbaseargs '$ac_arg'"
2966 keep_next=$separate_arg
2969 # Either a variable assignment, or a nonopt (triplet). Don't
2970 # pass it down; let the Makefile handle this.
2975 # Remove the initial space we just introduced and, as these will be
2976 # expanded by make, quote '$'.
2977 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2979 # Add in --program-transform-name, after --program-prefix and
2980 # --program-suffix have been applied to it. Autoconf has already
2981 # doubled dollar signs and backslashes in program_transform_name; we want
2982 # the backslashes un-doubled, and then the entire thing wrapped in single
2983 # quotes, because this will be expanded first by make and then by the shell.
2984 # Also, because we want to override the logic in subdir configure scripts to
2985 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2986 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2987 ${program_transform_name}
2989 gcc_transform_name=`cat conftestsed.out`
2990 rm -f conftestsed.out
2991 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2992 tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'"
2993 if test "$silent" = yes; then
2994 baseargs="$baseargs --silent"
2995 tbaseargs="$tbaseargs --silent"
2997 baseargs="$baseargs --disable-option-checking"
2998 tbaseargs="$tbaseargs --disable-option-checking"
3000 # Record and document user additions to sub configure arguments.
3001 AC_ARG_VAR([build_configargs],
3002 [additional configure arguments for build directories])
3003 AC_ARG_VAR([host_configargs],
3004 [additional configure arguments for host directories])
3005 AC_ARG_VAR([target_configargs],
3006 [additional configure arguments for target directories])
3008 # For the build-side libraries, we just need to pretend we're native,
3009 # and not use the same cache file. Multilibs are neither needed nor
3011 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
3013 # For host modules, accept cache file option, or specification as blank.
3014 case "${cache_file}" in
3016 cache_file_option="" ;;
3017 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
3018 cache_file_option="--cache-file=${cache_file}" ;;
3020 cache_file_option="--cache-file=../${cache_file}" ;;
3023 # Host dirs don't like to share a cache file either, horribly enough.
3024 # This seems to be due to autoconf 2.5x stupidity.
3025 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
3027 target_configargs="$target_configargs ${tbaseargs}"
3029 # Passing a --with-cross-host argument lets the target libraries know
3030 # whether they are being built with a cross-compiler or being built
3031 # native. However, it would be better to use other mechanisms to make the
3032 # sorts of decisions they want to make on this basis. Please consider
3033 # this option to be deprecated. FIXME.
3034 if test x${is_cross_compiler} = xyes ; then
3035 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
3038 # Default to --enable-multilib.
3039 if test x${enable_multilib} = x ; then
3040 target_configargs="--enable-multilib ${target_configargs}"
3043 # Pass --with-newlib if appropriate. Note that target_configdirs has
3044 # changed from the earlier setting of with_newlib.
3045 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
3046 target_configargs="--with-newlib ${target_configargs}"
3049 # Different target subdirs use different values of certain variables
3050 # (notably CXX). Worse, multilibs use *lots* of different values.
3051 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
3052 # it doesn't automatically accept command-line overrides of them.
3053 # This means it's not safe for target subdirs to share a cache file,
3054 # which is disgusting, but there you have it. Hopefully this can be
3055 # fixed in future. It's still worthwhile to use a cache file for each
3056 # directory. I think.
3058 # Pass the appropriate --build, --host, --target and --cache-file arguments.
3059 # We need to pass --target, as newer autoconf's requires consistency
3060 # for target_alias and gcc doesn't manage it consistently.
3061 target_configargs="--cache-file=./config.cache ${target_configargs}"
3064 case " $target_configdirs " in
3066 case " $target_configargs " in
3067 *" --with-newlib "*)
3070 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 $$s/winsup/w32api/include'
3074 # If we're not building GCC, don't discard standard headers.
3075 if test -d ${srcdir}/gcc; then
3076 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
3078 if test "${build}" != "${host}"; then
3079 # On Canadian crosses, CC_FOR_TARGET will have already been set
3080 # by `configure', so we won't have an opportunity to add -Bgcc/
3081 # to it. This is right: we don't want to search that directory
3082 # for binaries, but we want the header files in there, so add
3084 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
3086 # Someone might think of using the pre-installed headers on
3087 # Canadian crosses, in case the installed compiler is not fully
3088 # compatible with the compiler being built. In this case, it
3089 # would be better to flag an error than risking having
3090 # incompatible object files being constructed. We can't
3091 # guarantee that an error will be flagged, but let's hope the
3092 # compiler will do it, when presented with incompatible header
3097 case "${target}-${is_cross_compiler}" in
3098 i[[3456789]]86-*-linux*-no)
3099 # Here host == target, so we don't need to build gcc,
3100 # so we don't want to discard standard headers.
3101 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3104 # If we're building newlib, use its generic headers last, but search
3105 # for any libc-related directories first (so make it the last -B
3107 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3109 # If we're building libgloss, find the startup file, simulator library
3110 # and linker script.
3111 case " $target_configdirs " in
3113 # Look for startup file, simulator library and maybe linker script.
3114 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3115 # Look for libnosys.a in case the target needs it.
3116 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3117 # Most targets have the linker script in the source directory.
3118 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3129 x86_64-*mingw* | *-w64-mingw*)
3130 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3131 # however, use a symlink named 'mingw' in ${prefix} .
3132 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3135 # MinGW can't be handled as Cygwin above since it does not use newlib.
3136 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
3140 # Allow the user to override the flags for
3141 # our build compiler if desired.
3142 if test x"${build}" = x"${host}" ; then
3143 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3144 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3145 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3148 # On Canadian crosses, we'll be searching the right directories for
3149 # the previously-installed cross compiler, so don't bother to add
3150 # flags for directories within the install tree of the compiler
3151 # being built; programs in there won't even run.
3152 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3153 # Search for pre-installed headers if nothing else fits.
3154 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3157 if test "x${use_gnu_ld}" = x &&
3158 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3159 # Arrange for us to find uninstalled linker scripts.
3160 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3163 # Search for other target-specific linker scripts and such.
3166 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3170 # Makefile fragments.
3171 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3173 eval fragval=\$$frag
3174 if test $fragval != /dev/null; then
3175 eval $frag=${srcdir}/$fragval
3178 AC_SUBST_FILE(host_makefile_frag)
3179 AC_SUBST_FILE(target_makefile_frag)
3180 AC_SUBST_FILE(alphaieee_frag)
3181 AC_SUBST_FILE(ospace_frag)
3183 # Miscellanea: directories, flags, etc.
3184 AC_SUBST(RPATH_ENVVAR)
3185 AC_SUBST(GCC_SHLIB_SUBDIR)
3187 AC_SUBST(build_tooldir)
3188 AC_SUBST(CONFIGURE_GDB_TK)
3190 AC_SUBST(INSTALL_GDB_TK)
3192 # Build module lists & subconfigure args.
3193 AC_SUBST(build_configargs)
3194 AC_SUBST(build_configdirs)
3196 # Host module lists & subconfigure args.
3197 AC_SUBST(host_configargs)
3198 AC_SUBST(configdirs)
3199 AC_SUBST(target_configdirs)
3201 # Target module lists & subconfigure args.
3202 AC_SUBST(target_configargs)
3206 AC_SUBST(AR_FOR_BUILD)
3207 AC_SUBST(AS_FOR_BUILD)
3208 AC_SUBST(CC_FOR_BUILD)
3209 AC_SUBST(CFLAGS_FOR_BUILD)
3210 AC_SUBST(CXXFLAGS_FOR_BUILD)
3211 AC_SUBST(CXX_FOR_BUILD)
3212 AC_SUBST(DLLTOOL_FOR_BUILD)
3213 AC_SUBST(GCJ_FOR_BUILD)
3214 AC_SUBST(GFORTRAN_FOR_BUILD)
3215 AC_SUBST(GOC_FOR_BUILD)
3216 AC_SUBST(LDFLAGS_FOR_BUILD)
3217 AC_SUBST(LD_FOR_BUILD)
3218 AC_SUBST(NM_FOR_BUILD)
3219 AC_SUBST(RANLIB_FOR_BUILD)
3220 AC_SUBST(WINDMC_FOR_BUILD)
3221 AC_SUBST(WINDRES_FOR_BUILD)
3222 AC_SUBST(config_shell)
3224 # Generate default definitions for YACC, M4, LEX and other programs that run
3225 # on the build machine. These are used if the Makefile can't locate these
3226 # programs in objdir.
3227 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3229 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3230 case " $build_configdirs " in
3231 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3232 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3235 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3236 case " $build_configdirs " in
3237 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3240 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3241 case " $build_configdirs " in
3242 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3245 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3246 case " $build_configdirs " in
3247 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3248 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3251 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3252 case " $build_configdirs " in
3253 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3256 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3257 case " $build_configdirs " in
3258 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3261 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3262 # higher, else we use the "missing" dummy.
3263 if ${MAKEINFO} --version \
3264 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3267 MAKEINFO="$MISSING makeinfo"
3273 # FIXME: expect and dejagnu may become build tools?
3275 AC_CHECK_PROGS(EXPECT, expect, expect)
3276 case " $configdirs " in
3278 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3282 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3283 case " $configdirs " in
3285 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3291 NCN_STRICT_CHECK_TOOLS(AR, ar)
3292 NCN_STRICT_CHECK_TOOLS(AS, as)
3293 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3294 NCN_STRICT_CHECK_TOOLS(LD, ld)
3295 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3296 NCN_STRICT_CHECK_TOOLS(NM, nm)
3297 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3298 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3299 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3300 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3301 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3302 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3309 AC_ARG_WITH([build-time-tools],
3310 [AS_HELP_STRING([--with-build-time-tools=PATH],
3311 [use given path to find target tools during the build])],
3312 [case x"$withval" in
3315 with_build_time_tools=
3316 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3319 [with_build_time_tools=])
3321 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3322 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3323 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3324 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3325 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3326 NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
3328 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3329 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3330 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3331 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3332 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3333 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3334 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3335 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3336 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3337 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3338 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3340 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3342 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3343 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3344 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3345 dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
3346 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3347 [gcc/g++ -B$$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],
3349 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3350 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3352 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3353 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3354 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3355 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3356 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3357 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3358 GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
3359 [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
3360 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3361 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3362 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3363 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3364 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3365 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
3366 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3367 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3369 AC_SUBST(FLAGS_FOR_TARGET)
3370 AC_SUBST(RAW_CXX_FOR_TARGET)
3372 # Certain tools may need extra flags.
3373 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3374 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3375 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3377 # When building target libraries, except in a Canadian cross, we use
3378 # the same toolchain as the compiler we just built.
3379 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3380 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3381 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3382 if test $host = $build; then
3383 case " $configdirs " in
3385 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3386 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3387 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3392 AC_SUBST(COMPILER_AS_FOR_TARGET)
3393 AC_SUBST(COMPILER_LD_FOR_TARGET)
3394 AC_SUBST(COMPILER_NM_FOR_TARGET)
3396 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3397 AC_ARG_ENABLE(maintainer-mode,
3398 [AS_HELP_STRING([--enable-maintainer-mode],
3399 [enable make rules and dependencies not useful
3400 (and sometimes confusing) to the casual installer])],
3401 USE_MAINTAINER_MODE=$enableval,
3402 USE_MAINTAINER_MODE=no)
3403 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3404 AC_SUBST(MAINTAINER_MODE_TRUE)
3405 AC_SUBST(MAINTAINER_MODE_FALSE)
3406 if test "$USE_MAINTAINER_MODE" = yes; then
3407 MAINTAINER_MODE_TRUE=
3408 MAINTAINER_MODE_FALSE='#'
3410 MAINTAINER_MODE_TRUE='#'
3411 MAINTAINER_MODE_FALSE=
3413 MAINT=$MAINTAINER_MODE_TRUE
3416 # ---------------------
3417 # GCC bootstrap support
3418 # ---------------------
3420 # Stage specific cflags for build.
3425 yes) stage1_cflags="-g -Wa,-J" ;;
3426 *) stage1_cflags="-g -J" ;;
3430 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3431 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3432 saved_CFLAGS="$CFLAGS"
3434 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3435 CFLAGS="$CFLAGS -fkeep-inline-functions"
3436 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3438 #if (__GNUC__ < 3) \
3439 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3440 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3441 #error http://gcc.gnu.org/PR29382
3444 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3445 [AC_MSG_RESULT([no])])
3447 CFLAGS="$saved_CFLAGS"
3450 AC_SUBST(stage1_cflags)
3452 # Enable --enable-checking in stage1 of the compiler.
3453 AC_ARG_ENABLE(stage1-checking,
3454 [AS_HELP_STRING([[--enable-stage1-checking[=all]]],
3455 [choose additional checking for stage1 of the compiler])],
3456 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3457 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3458 stage1_checking=--enable-checking=yes,types
3460 stage1_checking=--enable-checking=$enable_checking,types
3462 AC_SUBST(stage1_checking)
3464 # Enable -Werror in bootstrap stage2 and later.
3465 AC_ARG_ENABLE(werror,
3466 [AS_HELP_STRING([--enable-werror],
3467 [enable -Werror in bootstrap stage2 and later])], [],
3468 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3473 case ${enable_werror} in
3474 yes) stage2_werror_flag="--enable-werror-always" ;;
3475 *) stage2_werror_flag="" ;;
3477 AC_SUBST(stage2_werror_flag)
3479 # Specify what files to not compare during bootstrap.
3481 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3483 hppa*64*-*-hpux*) ;;
3484 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3486 case " $configdirs " in
3487 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3489 AC_SUBST(compare_exclusions)
3491 AC_CONFIG_FILES([Makefile],
3492 [sed "$extrasub_build" Makefile |
3493 sed "$extrasub_host" |
3494 sed "$extrasub_target" > mf$$
3495 mv -f mf$$ Makefile],
3496 [extrasub_build="$extrasub_build"
3497 extrasub_host="$extrasub_host"
3498 extrasub_target="$extrasub_target"])