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"
677 arm-*-coff | strongarm-*-coff | xscale-*-coff)
678 noconfigdirs="$noconfigdirs ${libgcj}"
681 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
682 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
685 arm*-*-linux-gnueabi)
686 noconfigdirs="$noconfigdirs target-qthreads"
687 case ${with_newlib} in
688 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
693 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
697 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
700 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
703 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
706 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
709 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
712 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
715 unsupported_languages="$unsupported_languages java"
716 noconfigdirs="$noconfigdirs target-boehm-gc"
717 if test x${is_cross_compiler} != xno ; then
718 target_configdirs="${target_configdirs} target-bsp target-cygmon"
722 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
724 c54x*-*-* | tic54x-*-*)
725 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
728 noconfigdirs="$noconfigdirs ${libgcj} gdb"
730 cris-*-* | crisv32-*-*)
731 unsupported_languages="$unsupported_languages java"
734 unsupported_languages="$unsupported_languages fortran"
735 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
736 *-*-elf) # See PR46792 regarding target-libffi.
737 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
739 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
741 unsupported_languages="$unsupported_languages fortran"
742 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
749 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
752 noconfigdirs="$noconfigdirs ${libgcj} gdb"
754 ep9312-*-elf | ep9312-*-coff)
758 noconfigdirs="$noconfigdirs ${libgcj} gdb"
761 noconfigdirs="$noconfigdirs ${libgcj}"
764 noconfigdirs="$noconfigdirs ${libgcj}"
765 noconfigdirs="$noconfigdirs gprof"
768 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
771 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
773 hppa1.1-*-osf* | hppa1.1-*-bsd* )
775 hppa*64*-*-linux* | parisc*64*-*-linux*)
776 # In this case, it's because the hppa64-linux target is for
777 # the kernel only at this point and has no libc, and thus no
778 # headers, crt*.o, etc., all of which are needed by these.
779 noconfigdirs="$noconfigdirs target-zlib"
781 parisc*-*-linux* | hppa*-*-linux*)
787 noconfigdirs="$noconfigdirs ${libgcj}"
790 noconfigdirs="$noconfigdirs ld shellutils"
796 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
797 # build on HP-UX 10.20.
798 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
801 noconfigdirs="$noconfigdirs ${libgcj} gdb"
804 # No gdb support yet.
805 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
809 noconfigdirs="$noconfigdirs ${libgcj} libgui itcl ld"
812 # No gdb or ld support yet.
813 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
817 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
818 noconfigdirs="$noconfigdirs ${libgcj}"
821 i[[3456789]]86-*-linux*)
822 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
823 # not build java stuff by default.
826 noconfigdirs="$noconfigdirs ${libgcj}";;
829 # This section makes it possible to build newlib natively on linux.
830 # If we are using a cross compiler then don't configure newlib.
831 if test x${is_cross_compiler} != xno ; then
832 noconfigdirs="$noconfigdirs target-newlib"
834 noconfigdirs="$noconfigdirs target-libgloss"
835 # If we are not using a cross compiler, do configure newlib.
836 # Note however, that newlib will only be configured in this situation
837 # if the --with-newlib option has been given, because otherwise
838 # 'target-newlib' will appear in skipdirs.
840 i[[3456789]]86-w64-mingw*)
841 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
843 i[[3456789]]86-*-mingw*)
844 target_configdirs="$target_configdirs target-winsup"
845 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
848 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
851 target_configdirs="$target_configdirs target-libtermcap target-winsup"
852 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
853 # always build newlib if winsup directory is present.
854 if test -d "$srcdir/winsup/cygwin"; then
855 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
856 elif test -d "$srcdir/newlib"; then
857 echo "Warning: winsup/cygwin is missing so newlib can't be built."
860 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
861 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
864 noconfigdirs="$noconfigdirs target-libgloss"
866 i[[3456789]]86-*-sco3.2v5*)
867 # The linker does not yet know about weak symbols in COFF,
868 # and is not configured to handle mixed ELF and COFF.
869 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
871 i[[3456789]]86-*-sco*)
872 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
874 i[[3456789]]86-*-solaris2*)
875 noconfigdirs="$noconfigdirs target-libgloss"
877 i[[3456789]]86-*-sysv4*)
878 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
880 i[[3456789]]86-*-beos*)
881 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
883 i[[3456789]]86-*-rdos*)
884 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
887 noconfigdirs="$noconfigdirs ${libgcj}"
889 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
890 noconfigdirs="$noconfigdirs target-libiberty"
894 noconfigdirs="$noconfigdirs ${libgcj}"
897 noconfigdirs="$noconfigdirs ${libgcj}"
905 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
906 unsupported_languages="$unsupported_languages fortran java"
909 noconfigdirs="$noconfigdirs ${libgcj}"
912 noconfigdirs="$noconfigdirs ${libgcj}"
915 noconfigdirs="$noconfigdirs sim"
918 noconfigdirs="$noconfigdirs target-libiberty"
921 # copied from rs6000-*-* entry
922 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
924 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
925 target_configdirs="$target_configdirs target-winsup"
926 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
927 # always build newlib.
928 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
930 # This is temporary until we can link against shared libraries
931 powerpcle-*-solaris*)
932 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
936 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
939 noconfigdirs="$noconfigdirs ${libgcj}"
942 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
946 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
949 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
952 noconfigdirs="$noconfigdirs gprof ${libgcj}"
955 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
958 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
961 skipdirs="$skipdirs target-libiberty"
962 noconfigdirs="$noconfigdirs ${libgcj}"
963 if test x$with_newlib = xyes; then
964 noconfigdirs="$noconfigdirs gprof"
969 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
972 # Linking libjava exceeds command-line length limits on at least
973 # IRIX 6.2, but not on IRIX 6.5.
974 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
975 # <oldham@codesourcery.com>
976 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
979 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
982 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
985 noconfigdirs="$noconfigdirs gprof ${libgcj}"
989 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
993 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
994 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
995 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
996 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
1000 noconfigdirs="$noconfigdirs ${libgcj}" ;;
1002 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
1005 sparclet-*-aout* | sparc86x-*-*)
1009 noconfigdirs="$noconfigdirs ${libgcj}"
1012 noconfigdirs="$noconfigdirs ${libgcj}"
1016 noconfigdirs="$noconfigdirs ${libgcj}"
1020 noconfigdirs="$noconfigdirs ${libgcj}"
1021 if test x${is_cross_compiler} != xno ; then
1022 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
1027 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
1028 noconfigdirs="$noconfigdirs ${libgcj}"
1030 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
1033 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
1036 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
1039 noconfigdirs="$noconfigdirs ${libgcj}"
1042 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
1045 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1048 noconfigdirs="$noconfigdirs ${libgcj}"
1051 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
1053 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
1054 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
1057 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1060 noconfigdirs="$noconfigdirs ${libgcj}"
1064 # If we aren't building newlib, then don't build libgloss, since libgloss
1065 # depends upon some newlib header files.
1066 case "${noconfigdirs}" in
1067 *target-libgloss*) ;;
1068 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1071 # Work in distributions that contain no compiler tools, like Autoconf.
1073 host_makefile_frag=/dev/null
1074 if test -d ${srcdir}/config ; then
1077 # Avoid "too much defining" errors from HPUX compiler.
1078 tentative_cc="cc -Wp,-H256000"
1079 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1080 # If it's HP/UX ar, this should be harmless.
1084 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1087 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1088 # chokes on bfd, the compiler won't let you assign integers to enums, and
1089 # other problems. Defining CC to gcc is a questionable way to say "don't use
1090 # the apollo compiler" (the preferred version of GCC could be called cc,
1091 # or whatever), but I'm not sure leaving CC as cc is any better...
1092 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1093 # Used to have BISON=yacc.
1097 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1100 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1101 tentative_cc="cc -Xa"
1102 host_makefile_frag="config/mh-cxux"
1104 m88k-motorola-sysv*)
1107 tentative_cc="cc -Wf,-XNg1000"
1108 host_makefile_frag="config/mh-decstation"
1111 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1112 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1113 host_makefile_frag="config/mh-necv4"
1116 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1117 # environment. Also bump switch table size so that cp-parse will
1118 # compile. Bump string length limit so linker builds.
1119 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1122 host_makefile_frag="config/mh-sysv4"
1125 # This is for a MIPS running RISC/os 4.52C.
1127 # This is needed for GDB, but needs to be in the top-level make because
1128 # if a library is compiled with the bsd headers and gets linked with the
1129 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1130 # a different size).
1131 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1132 # known except to select the sysv environment. Could we use /proc instead?
1133 # These "sysv environments" and "bsd environments" often end up being a pain.
1135 # This is not part of CFLAGS because perhaps not all C compilers have this
1137 tentative_cc="cc -systype sysv"
1142 i[[3456789]]86-*-sysv5*)
1143 host_makefile_frag="config/mh-sysv5"
1145 i[[3456789]]86-*-dgux*)
1146 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1147 host_makefile_frag="config/mh-dgux386"
1149 i[[3456789]]86-ncr-sysv4.3*)
1150 # The MetaWare compiler will generate a copyright message unless you
1151 # turn it off by adding the -Hnocopyr flag.
1152 tentative_cc="cc -Hnocopyr"
1154 i[[3456789]]86-ncr-sysv4*)
1155 # for an NCR 3000 (i486/SVR4) system.
1156 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1157 # This compiler not only emits obnoxious copyright messages every time
1158 # you run it, but it chokes and dies on a whole bunch of GNU source
1159 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1160 tentative_cc="/usr/ccs/ATT/cc"
1161 host_makefile_frag="config/mh-ncr3000"
1163 i[[3456789]]86-*-sco3.2v5*)
1165 i[[3456789]]86-*-sco*)
1166 # The native C compiler botches some simple uses of const. Unfortunately,
1167 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1168 tentative_cc="cc -Dconst="
1169 host_makefile_frag="config/mh-sco"
1171 i[[3456789]]86-*-udk*)
1172 host_makefile_frag="config/mh-sysv5"
1174 i[[3456789]]86-*-solaris2*)
1175 host_makefile_frag="config/mh-sysv4"
1177 i[[3456789]]86-*-msdosdjgpp*)
1178 host_makefile_frag="config/mh-djgpp"
1181 ACX_CHECK_CYGWIN_CAT_WORKS
1182 host_makefile_frag="config/mh-cygwin"
1185 host_makefile_frag="config/mh-mingw"
1188 host_makefile_frag="config/mh-interix"
1191 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1195 host_makefile_frag="config/mh-solaris"
1198 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1199 # without overflowing the jump tables (-J says to use a 32 bit table)
1200 tentative_cc="cc -J"
1203 tentative_cc="cc -Wp,-H256000"
1204 host_makefile_frag="config/mh-pa-hpux10"
1206 hppa*-hp-hpux* | hppa*-*-hiux*)
1207 tentative_cc="cc -Wp,-H256000"
1208 host_makefile_frag="config/mh-pa"
1211 host_makefile_frag="config/mh-pa"
1213 *-hp-hpux* | *-*-hiux*)
1214 tentative_cc="cc -Wp,-H256000"
1217 # /bin/cc is less than useful for our purposes. Always use GCC
1218 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1219 host_makefile_frag="config/mh-lynxrs6k"
1222 host_makefile_frag="config/mh-darwin"
1225 host_makefile_frag="config/mh-ppc-aix"
1228 host_makefile_frag="config/mh-ppc-aix"
1231 # /bin/cc is less than useful for our purposes. Always use GCC
1232 tentative_cc="/bin/gcc"
1235 host_makefile_frag="config/mh-sysv4"
1237 # This is placed last to prevent interfering with the cases above.
1239 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1240 host_makefile_frag="config/mh-x86omitfp"
1245 # If we aren't going to be using gcc, see if we can extract a definition
1246 # of CC from the fragment.
1247 # Actually, use the 'pre-extracted' version above.
1248 if test -z "${CC}" && test "${build}" = "${host}" ; then
1249 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1251 for dir in $PATH; do
1252 test -z "$dir" && dir=.
1253 if test -f $dir/gcc; then
1259 if test -z "${found}" && test -n "${tentative_cc}" ; then
1264 if test "${build}" != "${host}" ; then
1265 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1266 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1267 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1268 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1269 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1270 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1271 GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
1272 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1273 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1274 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1275 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1276 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1277 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1279 AR_FOR_BUILD="\$(AR)"
1280 AS_FOR_BUILD="\$(AS)"
1281 CC_FOR_BUILD="\$(CC)"
1282 CXX_FOR_BUILD="\$(CXX)"
1283 GCJ_FOR_BUILD="\$(GCJ)"
1284 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1285 GOC_FOR_BUILD="\$(GOC)"
1286 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1287 LD_FOR_BUILD="\$(LD)"
1288 NM_FOR_BUILD="\$(NM)"
1289 RANLIB_FOR_BUILD="\$(RANLIB)"
1290 WINDRES_FOR_BUILD="\$(WINDRES)"
1291 WINDMC_FOR_BUILD="\$(WINDMC)"
1297 # We must set the default linker to the linker used by gcc for the correct
1298 # operation of libtool. If LD is not defined and we are using gcc, try to
1299 # set the LD default to the ld used by gcc.
1300 if test -z "$LD"; then
1301 if test "$GCC" = yes; then
1304 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1306 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1308 case $gcc_prog_ld in
1309 # Accept absolute paths.
1310 [[\\/]* | [A-Za-z]:[\\/]*)]
1311 LD="$gcc_prog_ld" ;;
1317 ACX_PROG_CMP_IGNORE_INITIAL
1319 # See if we are building gcc with C++.
1320 AC_ARG_ENABLE(build-with-cxx,
1321 [AS_HELP_STRING([--enable-build-with-cxx],
1322 [build with C++ compiler instead of C compiler])],
1323 ENABLE_BUILD_WITH_CXX=$enableval,
1324 ENABLE_BUILD_WITH_CXX=no)
1326 # Used for setting $lt_cv_objdir
1329 # Check for GMP, MPFR and MPC
1330 gmplibs="-lmpc -lmpfr -lgmp"
1334 # Specify a location for mpc
1335 # check for this first so it ends up on the link line before mpfr.
1337 [AS_HELP_STRING([--with-mpc=PATH],
1338 [specify prefix directory for installed MPC package.
1339 Equivalent to --with-mpc-include=PATH/include
1340 plus --with-mpc-lib=PATH/lib])])
1341 AC_ARG_WITH(mpc-include,
1342 [AS_HELP_STRING([--with-mpc-include=PATH],
1343 [specify directory for installed MPC include files])])
1344 AC_ARG_WITH(mpc-lib,
1345 [AS_HELP_STRING([--with-mpc-lib=PATH],
1346 [specify directory for the installed MPC library])])
1348 if test "x$with_mpc" != x; then
1349 gmplibs="-L$with_mpc/lib $gmplibs"
1350 gmpinc="-I$with_mpc/include $gmpinc"
1352 if test "x$with_mpc_include" != x; then
1353 gmpinc="-I$with_mpc_include $gmpinc"
1355 if test "x$with_mpc_lib" != x; then
1356 gmplibs="-L$with_mpc_lib $gmplibs"
1358 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1359 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1360 gmpinc='-I$$s/mpc/src '"$gmpinc"
1361 # Do not test the mpc version. Assume that it is sufficient, since
1362 # it is in the source tree, and the library has not been built yet
1363 # but it would be included on the link line in the version check below
1364 # hence making the test fail.
1368 # Specify a location for mpfr
1369 # check for this first so it ends up on the link line before gmp.
1370 AC_ARG_WITH(mpfr-dir,
1371 [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])],
1372 [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1373 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])])
1376 [AS_HELP_STRING([--with-mpfr=PATH],
1377 [specify prefix directory for installed MPFR package.
1378 Equivalent to --with-mpfr-include=PATH/include
1379 plus --with-mpfr-lib=PATH/lib])])
1380 AC_ARG_WITH(mpfr-include,
1381 [AS_HELP_STRING([--with-mpfr-include=PATH],
1382 [specify directory for installed MPFR include files])])
1383 AC_ARG_WITH(mpfr-lib,
1384 [AS_HELP_STRING([--with-mpfr-lib=PATH],
1385 [specify directory for the installed MPFR library])])
1387 if test "x$with_mpfr" != x; then
1388 gmplibs="-L$with_mpfr/lib $gmplibs"
1389 gmpinc="-I$with_mpfr/include $gmpinc"
1391 if test "x$with_mpfr_include" != x; then
1392 gmpinc="-I$with_mpfr_include $gmpinc"
1394 if test "x$with_mpfr_lib" != x; then
1395 gmplibs="-L$with_mpfr_lib $gmplibs"
1397 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1398 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1399 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1400 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1401 # Do not test the mpfr version. Assume that it is sufficient, since
1402 # it is in the source tree, and the library has not been built yet
1403 # but it would be included on the link line in the version check below
1404 # hence making the test fail.
1408 # Specify a location for gmp
1409 AC_ARG_WITH(gmp-dir,
1410 [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])],
1411 [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1412 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])])
1415 [AS_HELP_STRING([--with-gmp=PATH],
1416 [specify prefix directory for the installed GMP package.
1417 Equivalent to --with-gmp-include=PATH/include
1418 plus --with-gmp-lib=PATH/lib])])
1419 AC_ARG_WITH(gmp-include,
1420 [AS_HELP_STRING([--with-gmp-include=PATH],
1421 [specify directory for installed GMP include files])])
1422 AC_ARG_WITH(gmp-lib,
1423 [AS_HELP_STRING([--with-gmp-lib=PATH],
1424 [specify directory for the installed GMP library])])
1427 if test "x$with_gmp" != x; then
1428 gmplibs="-L$with_gmp/lib $gmplibs"
1429 gmpinc="-I$with_gmp/include $gmpinc"
1431 if test "x$with_gmp_include" != x; then
1432 gmpinc="-I$with_gmp_include $gmpinc"
1434 if test "x$with_gmp_lib" != x; then
1435 gmplibs="-L$with_gmp_lib $gmplibs"
1437 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1438 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1439 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1440 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1441 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1442 # Do not test the gmp version. Assume that it is sufficient, since
1443 # it is in the source tree, and the library has not been built yet
1444 # but it would be included on the link line in the version check below
1445 # hence making the test fail.
1449 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1451 saved_CFLAGS="$CFLAGS"
1452 CFLAGS="$CFLAGS $gmpinc"
1453 # Check for the recommended and required versions of GMP.
1454 AC_MSG_CHECKING([for the correct version of gmp.h])
1455 AC_TRY_COMPILE([#include "gmp.h"],[
1456 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1457 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1458 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1461 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1462 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1463 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1464 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1467 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1468 [AC_MSG_RESULT([no]); have_gmp=no])
1470 # If we have GMP, check the MPFR version.
1471 if test x"$have_gmp" = xyes; then
1472 # Check for the recommended and required versions of MPFR.
1473 AC_MSG_CHECKING([for the correct version of mpfr.h])
1474 AC_TRY_COMPILE([#include <gmp.h>
1475 #include <mpfr.h>],[
1476 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1479 ], [AC_TRY_COMPILE([#include <gmp.h>
1480 #include <mpfr.h>],[
1481 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1484 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1485 [AC_MSG_RESULT([no]); have_gmp=no])
1488 # Check for the MPC header version.
1489 if test x"$have_gmp" = xyes ; then
1490 # Check for the recommended and required versions of MPC.
1491 AC_MSG_CHECKING([for the correct version of mpc.h])
1492 AC_TRY_COMPILE([#include <mpc.h>],[
1493 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1496 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1497 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1500 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1501 [AC_MSG_RESULT([no]); have_gmp=no])
1504 # Now check the MPFR library.
1505 if test x"$have_gmp" = xyes; then
1507 LIBS="$LIBS $gmplibs"
1508 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1509 AC_TRY_LINK([#include <mpc.h>],[
1516 mpfr_atan2 (n, n, x, GMP_RNDN);
1517 mpfr_erfc (n, x, GMP_RNDN);
1518 mpfr_subnormalize (x, t, GMP_RNDN);
1522 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1523 mpc_cosh (c, c, MPC_RNDNN);
1524 mpc_pow (c, c, c, MPC_RNDNN);
1525 mpc_acosh (c, c, MPC_RNDNN);
1527 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1531 CFLAGS="$saved_CFLAGS"
1533 # The library versions listed in the error message below should match
1534 # the HARD-minimums enforced above.
1535 if test x$have_gmp != xyes; then
1536 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1537 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1538 their locations. Source code for these libraries can be found at
1539 their respective hosting sites as well as at
1540 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1541 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1542 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1543 make sure that you have installed both the libraries and the header
1544 files. They may be located in separate packages.])
1548 # Flags needed for both GMP, MPFR and/or MPC.
1551 AC_SUBST(extra_mpfr_configure_flags)
1552 AC_SUBST(extra_mpc_gmp_configure_flags)
1553 AC_SUBST(extra_mpc_mpfr_configure_flags)
1555 # Allow host libstdc++ to be specified for static linking with PPL.
1556 AC_ARG_WITH(host-libstdcxx,
1557 [AS_HELP_STRING([--with-host-libstdcxx=L],
1558 [use linker arguments L to link with libstdc++
1559 when linking with PPL])])
1561 case $with_host_libstdcxx in
1563 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1567 # Linker flags to use for stage1 or when not boostrapping.
1568 AC_ARG_WITH(stage1-ldflags,
1569 [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])],
1570 [if test "$withval" = "no" -o "$withval" = "yes"; then
1573 stage1_ldflags=$withval
1576 AC_SUBST(stage1_ldflags)
1578 # Libraries to use for stage1 or when not bootstrapping.
1579 AC_ARG_WITH(stage1-libs,
1580 [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])],
1581 [if test "$withval" = "no" -o "$withval" = "yes"; then
1584 stage1_libs=$withval
1586 [stage1_libs=$with_host_libstdcxx])
1587 AC_SUBST(stage1_libs)
1589 # Libraries to use for stage2 and later builds. This defaults to the
1590 # argument passed to --with-host-libstdcxx.
1591 AC_ARG_WITH(boot-libs,
1592 [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])],
1593 [if test "$withval" = "no" -o "$withval" = "yes"; then
1596 poststage1_libs=$withval
1598 [poststage1_libs=$with_host_libstdcxx])
1599 AC_SUBST(poststage1_libs)
1601 # Linker flags to use for stage2 and later builds.
1602 AC_ARG_WITH(boot-ldflags,
1603 [AS_HELP_STRING([--with-boot-ldflags=FLAGS],
1604 [linker flags for stage2 and later])],
1605 [if test "$withval" = "no" -o "$withval" = "yes"; then
1608 poststage1_ldflags=$withval
1610 [poststage1_ldflags=
1611 # In stages 2 and 3, default to linking libstdc++ and libgcc
1612 # statically. But if the user explicitly specified the libraries to
1613 # use, trust that they are doing what they want.
1614 if test "$poststage1_libs" = ""; then
1615 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1617 AC_SUBST(poststage1_ldflags)
1625 [AS_HELP_STRING([--with-ppl=PATH],
1626 [specify prefix directory for the installed PPL package.
1627 Equivalent to --with-ppl-include=PATH/include
1628 plus --with-ppl-lib=PATH/lib])])
1629 AC_ARG_WITH(ppl-include,
1630 [AS_HELP_STRING([--with-ppl-include=PATH],
1631 [specify directory for installed PPL include files])])
1632 AC_ARG_WITH(ppl-lib,
1633 [AS_HELP_STRING([--with-ppl-lib=PATH],
1634 [specify directory for the installed PPL library])])
1636 AC_ARG_ENABLE(ppl-version-check,
1637 [AS_HELP_STRING([--disable-ppl-version-check],
1638 [disable check for PPL version])])
1644 ppllibs="-L$with_ppl/lib"
1645 pplinc="-I$with_ppl/include $pplinc"
1646 if test -d "$with_ppl/lib" && test -d "$with_ppl/include"; then
1649 AC_MSG_ERROR([cannot find directories "$with_ppl/lib" or "$with_ppl/include"])
1654 if test x"$with_ppl_include" != x; then
1655 pplinc="-I$with_ppl_include $pplinc"
1659 if test "x$with_ppl_lib" != x; then
1660 ppllibs="-L$with_ppl_lib"
1664 if test x"$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1665 if test x"$enable_watchdog" = xyes; then
1668 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"
1669 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1670 enable_ppl_version_check=no
1674 if test "x$with_ppl" != xno; then
1675 if test "x$pwllib" = x; then
1677 LIBS="$LIBS $ppllibs -lstdc++ -lm"
1678 AC_CHECK_LIB(pwl, PWL_handle_timeout, [pwllib="-lpwl"])
1682 ppllibs="$ppllibs -lppl_c -lppl $pwllib -lgmpxx"
1684 if test "$enable_ppl_version_check" != no; then
1685 saved_CFLAGS="$CFLAGS"
1686 CFLAGS="$CFLAGS $pplinc $gmpinc"
1687 AC_MSG_CHECKING([for version 0.11 (revision 0 or later) of PPL])
1688 AC_TRY_COMPILE([#include "ppl_c.h"],[
1689 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 11
1692 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1693 CFLAGS="$saved_CFLAGS"
1697 # Flags needed for PPL
1704 dnl Provide configure switches and initialize clooginc & clooglibs
1705 dnl with user input.
1707 if test "x$with_ppl" = "xno"; then
1708 dnl Only execute fail-action, if CLooG has been requested.
1709 CLOOG_REQUESTED([graphite_requested=yes], [graphite_requested=no])
1710 if test "${graphite_requested}" = yes; then
1711 AC_MSG_ERROR([Unable to find a usable PPL. See config.log for details.])
1715 if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
1716 && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
1717 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
1718 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
1720 if test "x$with_cloog" != "xno"; then
1721 dnl The minimal version of CLooG required for Graphite.
1723 dnl If we use CLooG-Legacy, the provided version information is
1725 CLOOG_CHECK_VERSION(0,16,1)
1727 dnl Only execute fail-action, if CLooG has been requested.
1729 AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
1732 # Check for LTO support.
1734 [AS_HELP_STRING([--enable-lto], [enable link time optimization support])],
1735 enable_lto=$enableval,
1736 enable_lto=yes; default_enable_lto=yes)
1738 ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
1739 build_lto_plugin=yes
1740 ],[if test x"$default_enable_lto" = x"yes" ; then
1742 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
1743 # On other non-ELF platforms, LTO has yet to be validated.
1747 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1748 # It would also be nice to check the binutils support, but we don't
1749 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1750 # warn during gcc/ subconfigure; unless you're bootstrapping with
1751 # -flto it won't be needed until after installation anyway.
1753 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1754 *) if test x"$enable_lto" = x"yes"; then
1755 AC_MSG_ERROR([LTO support is not enabled for this target.])
1760 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1761 # Build it unless LTO was explicitly disabled.
1763 *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
1769 # By default, C is the only stage 1 language.
1770 stage1_languages=,c,
1772 # Target libraries that we bootstrap.
1773 bootstrap_target_libs=,target-libgcc,
1775 # Figure out what language subdirectories are present.
1776 # Look if the user specified --enable-languages="..."; if not, use
1777 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1779 # NB: embedded tabs in this IF block -- do not untabify
1780 if test -d ${srcdir}/gcc; then
1781 if test x"${enable_languages+set}" != xset; then
1782 if test x"${LANGUAGES+set}" = xset; then
1783 enable_languages="${LANGUAGES}"
1784 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1786 enable_languages=all
1789 if test x"${enable_languages}" = x ||
1790 test x"${enable_languages}" = xyes;
1792 echo configure.in: --enable-languages needs at least one language argument 1>&2
1796 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1798 # 'f95' is the old name for the 'fortran' language. We issue a warning
1799 # and make the substitution.
1800 case ,${enable_languages}, in
1802 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1803 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1807 # First scan to see if an enabled language requires some other language.
1808 # We assume that a given config-lang.in will list all the language
1809 # front ends it requires, even if some are required indirectly.
1810 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1811 case ${lang_frag} in
1813 # The odd quoting in the next line works around
1814 # an apparent bug in bash 1.12 on linux.
1815 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1817 # From the config-lang.in, get $language, $lang_requires, and
1818 # $lang_requires_boot_languages.
1821 lang_requires_boot_languages=
1823 for other in ${lang_requires} ${lang_requires_boot_languages}; do
1824 case ,${enable_languages}, in
1828 echo " \`$other' language required by \`$language'; enabling" 1>&2
1829 enable_languages="${enable_languages},${other}"
1833 for other in ${lang_requires_boot_languages} ; do
1834 if test "$other" != "c"; then
1835 case ,${enable_stage1_languages}, in
1839 case ,${enable_languages}, in
1841 echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
1842 enable_stage1_languages="$enable_stage1_languages,${other}"
1853 new_enable_languages=,c,
1855 # If LTO is enabled, add the LTO front end.
1856 extra_host_libiberty_configure_flags=
1857 if test "$enable_lto" = "yes" ; then
1858 case ,${enable_languages}, in
1860 *) enable_languages="${enable_languages},lto" ;;
1862 if test "${build_lto_plugin}" = "yes" ; then
1863 configdirs="$configdirs lto-plugin"
1864 extra_host_libiberty_configure_flags=--enable-shared
1867 AC_SUBST(extra_host_libiberty_configure_flags)
1869 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1870 potential_languages=,c,
1872 enabled_target_libs=
1873 disabled_target_libs=
1875 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1876 case ${lang_frag} in
1878 # The odd quoting in the next line works around
1879 # an apparent bug in bash 1.12 on linux.
1880 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1882 # From the config-lang.in, get $language, $target_libs,
1883 # $lang_dirs, $boot_language, and $build_by_default
1889 build_by_default=yes
1891 if test x${language} = x; then
1892 echo "${lang_frag} doesn't set \$language." 1>&2
1896 if test "$language" = "c++" \
1897 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1901 case ,${enable_languages}, in
1903 # Language was explicitly selected; include it.
1907 # 'all' was selected, select it if it is a default language
1908 add_this_lang=${build_by_default}
1915 # Disable languages that need other directories if these aren't available.
1916 for i in $subdir_requires; do
1917 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1918 case ,${enable_languages}, in
1920 # Specifically requested language; tell them.
1921 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1925 add_this_lang=unsupported
1930 # Disable Ada if no preexisting GNAT is available.
1931 case ,${enable_languages},:${language}:${have_gnat} in
1932 *,${language},*:ada:no)
1933 # Specifically requested language; tell them.
1934 AC_MSG_ERROR([GNAT is required to build $language])
1938 add_this_lang=unsupported
1942 # Disable a language that is unsupported by the target.
1943 case " $unsupported_languages " in
1945 add_this_lang=unsupported
1949 case $add_this_lang in
1951 # Remove language-dependent dirs.
1952 disabled_target_libs="$disabled_target_libs $target_libs"
1953 noconfigdirs="$noconfigdirs $lang_dirs"
1956 # Remove language-dependent dirs; still show language as supported.
1957 disabled_target_libs="$disabled_target_libs $target_libs"
1958 noconfigdirs="$noconfigdirs $lang_dirs"
1959 potential_languages="${potential_languages}${language},"
1962 new_enable_languages="${new_enable_languages}${language},"
1963 potential_languages="${potential_languages}${language},"
1964 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1965 enabled_target_libs="$enabled_target_libs $target_libs"
1966 case "${boot_language}:,$enable_stage1_languages," in
1967 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1968 # Add to (comma-separated) list of stage 1 languages.
1969 case ",$stage1_languages," in
1970 *,$language,* | ,yes, | ,all,) ;;
1971 *) stage1_languages="${stage1_languages}${language}," ;;
1973 # We need to bootstrap any supporting libraries.
1974 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1983 # Add target libraries which are only needed for disabled languages
1985 if test -n "$disabled_target_libs"; then
1986 for dir in $disabled_target_libs; do
1987 case " $enabled_target_libs " in
1989 *) noconfigdirs="$noconfigdirs $dir" ;;
1994 AC_ARG_ENABLE(stage1-languages,
1995 [AS_HELP_STRING([[--enable-stage1-languages[=all]]],
1996 [choose additional languages to build during
1997 stage1. Mostly useful for compiler development])],
1998 [case ,${enable_stage1_languages}, in
2000 # Set it to something that will have no effect in the loop below
2001 enable_stage1_languages=c ;;
2003 enable_stage1_languages=`echo $new_enable_languages | \
2004 sed -e "s/^,//" -e "s/,$//" ` ;;
2006 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
2007 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
2010 # Add "good" languages from enable_stage1_languages to stage1_languages,
2011 # while "bad" languages go in missing_languages. Leave no duplicates.
2012 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
2013 case $potential_languages in
2015 case $stage1_languages in
2017 *) stage1_languages="$stage1_languages$i," ;;
2020 case $missing_languages in
2022 *) missing_languages="$missing_languages$i," ;;
2027 # Remove leading/trailing commas that were added for simplicity
2028 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
2029 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
2030 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2031 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2033 if test "x$missing_languages" != x; then
2035 The following requested languages could not be built: ${missing_languages}
2036 Supported languages are: ${potential_languages}])
2038 if test "x$new_enable_languages" != "x$enable_languages"; then
2039 echo The following languages will be built: ${new_enable_languages}
2040 enable_languages="$new_enable_languages"
2043 AC_SUBST(stage1_languages)
2044 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
2047 # Handle --disable-<component> generically.
2048 for dir in $configdirs $build_configdirs $target_configdirs ; do
2049 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
2050 varname=`echo $dirname | sed -e s/+/_/g`
2051 if eval test x\${enable_${varname}} "=" xno ; then
2052 noconfigdirs="$noconfigdirs $dir"
2056 # Check for Boehm's garbage collector
2057 AC_ARG_ENABLE(objc-gc,
2058 [AS_HELP_STRING([--enable-objc-gc],
2059 [enable use of Boehm's garbage collector with the
2060 GNU Objective-C runtime])],
2061 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2062 *,objc,*:*:yes:*target-boehm-gc*)
2063 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2067 # Make sure we only build Boehm's garbage collector if required.
2068 case ,${enable_languages},:${enable_objc_gc} in
2070 # Keep target-boehm-gc if requested for Objective-C.
2073 # Otherwise remove target-boehm-gc depending on target-libjava.
2074 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2075 noconfigdirs="$noconfigdirs target-boehm-gc"
2080 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2081 # $build_configdirs and $target_configdirs.
2082 # If we have the source for $noconfigdirs entries, add them to $notsupp.
2085 for dir in . $skipdirs $noconfigdirs ; do
2086 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
2087 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2088 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2089 if test -r $srcdir/$dirname/configure ; then
2090 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2093 notsupp="$notsupp $dir"
2097 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2098 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2099 if test -r $srcdir/$dirname/configure ; then
2100 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2103 notsupp="$notsupp $dir"
2107 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2108 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2109 if test -r $srcdir/$dirname/configure ; then
2110 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2113 notsupp="$notsupp $dir"
2119 # Sometimes the tools are distributed with libiberty but with no other
2120 # libraries. In that case, we don't want to build target-libiberty.
2121 # Don't let libgcc imply libiberty either.
2122 if test -n "${target_configdirs}" ; then
2125 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
2126 if test "$i" = "libgcc"; then
2127 libgcc=target-libgcc
2128 elif test "$i" != "libiberty" ; then
2129 if test -r $srcdir/$i/configure ; then
2135 if test -z "${others}" ; then
2136 target_configdirs=$libgcc
2140 # Quietly strip out all directories which aren't configurable in this tree.
2141 # This relies on all configurable subdirectories being autoconfiscated, which
2143 build_configdirs_all="$build_configdirs"
2145 for i in ${build_configdirs_all} ; do
2146 j=`echo $i | sed -e s/build-//g`
2147 if test -f ${srcdir}/$j/configure ; then
2148 build_configdirs="${build_configdirs} $i"
2152 configdirs_all="$configdirs"
2154 for i in ${configdirs_all} ; do
2155 if test -f ${srcdir}/$i/configure ; then
2156 configdirs="${configdirs} $i"
2160 target_configdirs_all="$target_configdirs"
2162 for i in ${target_configdirs_all} ; do
2163 j=`echo $i | sed -e s/target-//g`
2164 if test -f ${srcdir}/$j/configure ; then
2165 target_configdirs="${target_configdirs} $i"
2169 # Produce a warning message for the subdirs we can't configure.
2170 # This isn't especially interesting in the Cygnus tree, but in the individual
2171 # FSF releases, it's important to let people know when their machine isn't
2172 # supported by the one or two programs in a package.
2174 if test -n "${notsupp}" && test -z "${norecursion}" ; then
2175 # If $appdirs is non-empty, at least one of those directories must still
2176 # be configured, or we error out. (E.g., if the gas release supports a
2177 # specified target in some subdirs but not the gas subdir, we shouldn't
2178 # pretend that all is well.)
2179 if test -n "$appdirs" ; then
2180 for dir in $appdirs ; do
2181 if test -r $dir/Makefile.in ; then
2182 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2186 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2192 if test -n "$appdirs" ; then
2193 echo "*** This configuration is not supported by this package." 1>&2
2197 # Okay, some application will build, or we don't care to check. Still
2198 # notify of subdirs not getting built.
2199 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2200 echo " ${notsupp}" 1>&2
2201 echo " (Any other directories should still work fine.)" 1>&2
2209 # To find our prefix, in gcc_cv_tool_prefix.
2214 AC_ARG_WITH([build-sysroot],
2215 [AS_HELP_STRING([--with-build-sysroot=SYSROOT],
2216 [use sysroot as the system root during the build])],
2217 [if test x"$withval" != x ; then
2218 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2220 [SYSROOT_CFLAGS_FOR_TARGET=])
2221 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2223 AC_ARG_WITH([debug-prefix-map],
2224 [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'],
2225 [map A to B, C to D ... in debug information])],
2226 [if test x"$withval" != x; then
2227 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2228 for debug_map in $withval; do
2229 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2232 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2233 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2235 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2236 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2237 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2238 # We want to ensure that TARGET libraries (which we know are built with
2239 # gcc) are built with "-O2 -g", so include those options when setting
2240 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2241 if test "x$CFLAGS_FOR_TARGET" = x; then
2242 CFLAGS_FOR_TARGET=$CFLAGS
2245 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2248 *" -g "* | *" -g3 "*) ;;
2249 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2252 AC_SUBST(CFLAGS_FOR_TARGET)
2254 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2255 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2256 case " $CXXFLAGS " in
2258 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2260 case " $CXXFLAGS " in
2261 *" -g "* | *" -g3 "*) ;;
2262 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2265 AC_SUBST(CXXFLAGS_FOR_TARGET)
2267 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2268 # the named directory are copied to $(tooldir)/sys-include.
2269 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2270 if test x${is_cross_compiler} = xno ; then
2271 echo 1>&2 '***' --with-headers is only supported when cross compiling
2274 if test x"${with_headers}" != xyes ; then
2275 x=${gcc_cv_tool_prefix}
2276 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2280 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2281 # the name directories are copied to $(tooldir)/lib. Multiple directories
2283 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2284 if test x${is_cross_compiler} = xno ; then
2285 echo 1>&2 '***' --with-libs is only supported when cross compiling
2288 if test x"${with_libs}" != xyes ; then
2289 # Copy the libraries in reverse order, so that files in the first named
2290 # library override files in subsequent libraries.
2291 x=${gcc_cv_tool_prefix}
2292 for l in ${with_libs}; do
2293 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2298 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2300 # This is done by determining whether or not the appropriate directory
2301 # is available, and by checking whether or not specific configurations
2302 # have requested that this magic not happen.
2304 # The command line options always override the explicit settings in
2305 # configure.in, and the settings in configure.in override this magic.
2307 # If the default for a toolchain is to use GNU as and ld, and you don't
2308 # want to do that, then you should use the --without-gnu-as and
2309 # --without-gnu-ld options for the configure script. Similarly, if
2310 # the default is to use the included zlib and you don't want to do that,
2311 # you should use the --with-system-zlib option for the configure script.
2313 if test x${use_gnu_as} = x &&
2314 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2316 extra_host_args="$extra_host_args --with-gnu-as"
2319 if test x${use_gnu_ld} = x &&
2320 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2322 extra_host_args="$extra_host_args --with-gnu-ld"
2325 if test x${use_included_zlib} = x &&
2326 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2329 with_system_zlib=yes
2330 extra_host_args="$extra_host_args --with-system-zlib"
2333 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2334 # can detect this case.
2336 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2338 extra_host_args="$extra_host_args --with-newlib"
2341 # Handle ${copy_dirs}
2342 set fnord ${copy_dirs}
2344 while test $# != 0 ; do
2345 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2348 echo Copying $1 to $2
2350 # Use the install script to create the directory and all required
2351 # parent directories.
2352 if test -d $2 ; then
2356 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2359 # Copy the directory, assuming we have tar.
2360 # FIXME: Should we use B in the second tar? Not all systems support it.
2361 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2363 # It is the responsibility of the user to correctly adjust all
2364 # symlinks. If somebody can figure out how to handle them correctly
2365 # here, feel free to add the code.
2372 # Determine a target-dependent exec_prefix that the installed
2373 # gcc will search in. Keep this list sorted by triplet, with
2374 # the *-*-osname triplets last.
2378 md_exec_prefix=/gnu/lib/gcc-lib
2380 i[[34567]]86-pc-msdosdjgpp*)
2381 md_exec_prefix=/dev/env/DJDIR/bin
2383 i[[34567]]86-*-sco3.2v5*)
2384 if test $with_gnu_as = yes; then
2385 md_exec_prefix=/usr/gnu/bin
2387 md_exec_prefix=/usr/ccs/bin/elf
2392 powerpc-*-chorusos* | \
2393 powerpc*-*-eabi* | \
2394 powerpc*-*-sysv* | \
2395 powerpc*-*-kaos* | \
2397 md_exec_prefix=/usr/ccs/bin
2402 md_exec_prefix=/usr/ccs/bin
2417 md_exec_prefix=/usr/ccs/bin
2421 extra_arflags_for_target=
2422 extra_nmflags_for_target=
2423 extra_ranlibflags_for_target=
2424 target_makefile_frag=/dev/null
2427 target_makefile_frag="config/mt-mep"
2430 target_makefile_frag="config/mt-spu"
2433 target_makefile_frag="config/mt-sde"
2435 mipsisa*-*-elfoabi*)
2436 target_makefile_frag="config/mt-mips-elfoabi"
2438 mips*-*-*linux* | mips*-*-gnu*)
2439 target_makefile_frag="config/mt-mips-gnu"
2442 target_makefile_frag="config/mt-netware"
2444 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2445 target_makefile_frag="config/mt-gnu"
2447 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2448 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2449 # commands to handle both 32-bit and 64-bit objects. These flags are
2450 # harmless if we're using GNU nm or ar.
2451 extra_arflags_for_target=" -X32_64"
2452 extra_nmflags_for_target=" -B -X32_64"
2455 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2456 extra_ranlibflags_for_target=" -c"
2458 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2459 target_makefile_frag="config/mt-wince"
2463 alphaieee_frag=/dev/null
2466 # This just makes sure to use the -mieee option to build target libs.
2467 # This should probably be set individually by each library.
2468 alphaieee_frag="config/mt-alphaieee"
2472 # If --enable-target-optspace always use -Os instead of -O2 to build
2473 # the target libraries, similarly if it is not specified, use -Os
2474 # on selected platforms.
2475 ospace_frag=/dev/null
2476 case "${enable_target_optspace}:${target}" in
2478 ospace_frag="config/mt-ospace"
2481 ospace_frag="config/mt-d30v"
2483 :m32r-* | :d10v-* | :fr30-*)
2484 ospace_frag="config/mt-ospace"
2489 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2493 # Default to using --with-stabs for certain targets.
2494 if test x${with_stabs} = x ; then
2496 mips*-*-irix[[56]]*)
2498 mips*-*-* | alpha*-*-osf*)
2500 extra_host_args="${extra_host_args} --with-stabs"
2505 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2506 # them automatically.
2509 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2513 # Some systems (e.g., one of the i386-aix systems the gas testers are
2514 # using) don't handle "\$" correctly, so don't use it here.
2515 tooldir='${exec_prefix}'/${target_noncanonical}
2516 build_tooldir=${tooldir}
2518 # Create a .gdbinit file which runs the one in srcdir
2519 # and tells GDB to look there for source files.
2521 if test -r ${srcdir}/.gdbinit ; then
2524 *) cat > ./.gdbinit <<EOF
2528 source ${srcdir}/.gdbinit
2534 # Make sure that the compiler is able to generate an executable. If it
2535 # can't, we are probably in trouble. We don't care whether we can run the
2536 # executable--we might be using a cross compiler--we only care whether it
2537 # can be created. At this point the main configure script has set CC.
2539 echo "int main () { return 0; }" > conftest.c
2540 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2541 if test $? = 0 ; then
2542 if test -s conftest || test -s conftest.exe ; then
2548 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2549 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2556 # The Solaris /usr/ucb/cc compiler does not appear to work.
2558 sparc-sun-solaris2*)
2559 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2560 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2562 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2563 if test -d /opt/cygnus/bin ; then
2564 if test "$could_use" = "" ; then
2565 could_use="/opt/cygnus/bin"
2567 could_use="$could_use or /opt/cygnus/bin"
2570 if test "$could_use" = "" ; then
2571 echo "Warning: compilation may fail because you're using"
2572 echo "/usr/ucb/cc. You should change your PATH or CC "
2573 echo "variable and rerun configure."
2575 echo "Warning: compilation may fail because you're using"
2576 echo "/usr/ucb/cc, when you should use the C compiler from"
2577 echo "$could_use. You should change your"
2578 echo "PATH or CC variable and rerun configure."
2584 # Decide which environment variable is used to find dynamic libraries.
2586 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2587 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2588 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2589 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2592 # On systems where the dynamic library environment variable is PATH,
2593 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2594 # built executables to PATH.
2595 if test "$RPATH_ENVVAR" = PATH; then
2596 GCC_SHLIB_SUBDIR=/shlib
2601 # Record target_configdirs and the configure arguments for target and
2602 # build configuration in Makefile.
2603 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2604 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2606 # If we are building libgomp, bootstrap it.
2607 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2608 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2611 # Determine whether gdb needs tk/tcl or not.
2612 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2613 # and in that case we want gdb to be built without tk. Ugh!
2614 # In fact I believe gdb is the *only* package directly dependent on tk,
2615 # so we should be able to put the 'maybe's in unconditionally and
2616 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2617 # 100% sure that that's safe though.
2619 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2620 case "$enable_gdbtk" in
2624 GDB_TK="${gdb_tk}" ;;
2626 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2627 # distro. Eventually someone will fix this and move Insight, nee
2628 # gdbtk to a separate directory.
2629 if test -d ${srcdir}/gdb/gdbtk ; then
2636 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2637 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2639 # Strip out unwanted targets.
2641 # While at that, we remove Makefiles if we were started for recursive
2642 # configuration, so that the top-level Makefile reconfigures them,
2643 # like we used to do when configure itself was recursive.
2645 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2646 # but now we're fixing up the Makefile ourselves with the additional
2647 # commands passed to AC_CONFIG_FILES. Use separate variables
2648 # extrasub-{build,host,target} not because there is any reason to split
2649 # the substitutions up that way, but only to remain below the limit of
2650 # 99 commands in a script, for HP-UX sed.
2651 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2653 AC_ARG_ENABLE([bootstrap],
2654 [AS_HELP_STRING([--enable-bootstrap],
2655 [enable bootstrapping @<:@yes if native build@:>@])],,
2656 enable_bootstrap=default)
2658 # Issue errors and warnings for invalid/strange bootstrap combinations.
2659 case "$configdirs" in
2660 *gcc*) have_compiler=yes ;;
2661 *) have_compiler=no ;;
2664 case "$have_compiler:$host:$target:$enable_bootstrap" in
2667 # Default behavior. Enable bootstrap if we have a compiler
2668 # and we are in a native configuration.
2669 yes:$build:$build:default)
2670 enable_bootstrap=yes ;;
2673 enable_bootstrap=no ;;
2675 # We have a compiler and we are in a native configuration, bootstrap is ok
2676 yes:$build:$build:yes)
2679 # Other configurations, but we have a compiler. Assume the user knows
2682 AC_MSG_WARN([trying to bootstrap a cross compiler])
2685 # No compiler: if they passed --enable-bootstrap explicitly, fail
2687 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2689 # Fail if wrong command line
2691 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2695 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2698 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2702 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2703 yes:yes:*\ gold\ *:*,c++,*) ;;
2704 yes:yes:*\ gold\ *:*)
2705 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2709 # Adjust the toplevel makefile according to whether bootstrap was selected.
2710 case $enable_bootstrap in
2712 bootstrap_suffix=bootstrap
2713 BUILD_CONFIG=bootstrap-debug
2716 bootstrap_suffix=no-bootstrap
2721 AC_MSG_CHECKING(for default BUILD_CONFIG)
2723 AC_ARG_WITH([build-config],
2724 [AS_HELP_STRING([--with-build-config='NAME NAME2...'],
2725 [use config/NAME.mk build configuration])],
2726 [case $with_build_config in
2727 yes) with_build_config= ;;
2728 no) with_build_config= BUILD_CONFIG= ;;
2731 if test "x${with_build_config}" != x; then
2732 BUILD_CONFIG=$with_build_config
2734 case $BUILD_CONFIG in
2736 if echo "int f (void) { return 0; }" > conftest.c &&
2737 ${CC} -c conftest.c &&
2738 mv conftest.o conftest.o.g0 &&
2739 ${CC} -c -g conftest.c &&
2740 mv conftest.o conftest.o.g &&
2741 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2746 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2750 AC_MSG_RESULT($BUILD_CONFIG)
2751 AC_SUBST(BUILD_CONFIG)
2754 for module in ${build_configdirs} ; do
2755 if test -z "${no_recursion}" \
2756 && test -f ${build_subdir}/${module}/Makefile; then
2757 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2758 rm -f ${build_subdir}/${module}/Makefile
2760 extrasub_build="$extrasub_build
2761 /^@if build-$module\$/d
2762 /^@endif build-$module\$/d
2763 /^@if build-$module-$bootstrap_suffix\$/d
2764 /^@endif build-$module-$bootstrap_suffix\$/d"
2767 for module in ${configdirs} ; do
2768 if test -z "${no_recursion}"; then
2769 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2770 if test -f ${file}; then
2771 echo 1>&2 "*** removing ${file} to force reconfigure"
2776 extrasub_host="$extrasub_host
2778 /^@endif $module\$/d
2779 /^@if $module-$bootstrap_suffix\$/d
2780 /^@endif $module-$bootstrap_suffix\$/d"
2783 for module in ${target_configdirs} ; do
2784 if test -z "${no_recursion}" \
2785 && test -f ${target_subdir}/${module}/Makefile; then
2786 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2787 rm -f ${target_subdir}/${module}/Makefile
2790 # We only bootstrap target libraries listed in bootstrap_target_libs.
2791 case $bootstrap_target_libs in
2792 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2793 *) target_bootstrap_suffix=no-bootstrap ;;
2796 extrasub_target="$extrasub_target
2797 /^@if target-$module\$/d
2798 /^@endif target-$module\$/d
2799 /^@if target-$module-$target_bootstrap_suffix\$/d
2800 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2803 # Do the final fixup along with target modules.
2804 extrasub_target="$extrasub_target
2805 /^@if /,/^@endif /d"
2807 # Create the serialization dependencies. This uses a temporary file.
2809 AC_ARG_ENABLE([serial-configure],
2810 [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]],
2811 [force sequential configuration of
2812 sub-packages for the host, target or build
2813 machine, or all sub-packages])])
2815 case ${enable_serial_configure} in
2817 enable_serial_build_configure=yes
2818 enable_serial_host_configure=yes
2819 enable_serial_target_configure=yes
2823 # These force 'configure's to be done one at a time, to avoid problems
2824 # with contention over a shared config.cache.
2826 echo '# serdep.tmp' > serdep.tmp
2828 test "x${enable_serial_build_configure}" = xyes &&
2829 for item in ${build_configdirs} ; do
2832 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2837 test "x${enable_serial_host_configure}" = xyes &&
2838 for item in ${configdirs} ; do
2841 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2846 test "x${enable_serial_target_configure}" = xyes &&
2847 for item in ${target_configdirs} ; do
2850 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2854 serialization_dependencies=serdep.tmp
2855 AC_SUBST_FILE(serialization_dependencies)
2857 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2858 # target, nonopt, and variable assignments. These are the ones we
2859 # might not want to pass down to subconfigures. The exception being
2860 # --cache-file=/dev/null, which is used to turn off the use of cache
2861 # files altogether, and which should be passed on to subconfigures.
2862 # Also strip program-prefix, program-suffix, and program-transform-name,
2863 # so that we can pass down a consistent program-transform-name.
2868 eval "set -- $ac_configure_args"
2871 if test X"$skip_next" = X"yes"; then
2875 if test X"$keep_next" = X"yes"; then
2878 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2880 baseargs="$baseargs '$ac_arg'"
2881 tbaseargs="$tbaseargs '$ac_arg'"
2886 # Handle separated arguments. Based on the logic generated by
2889 *=* | --config-cache | -C | -disable-* | --disable-* \
2890 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2891 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2892 | -with-* | --with-* | -without-* | --without-* | --x)
2906 --with-* | --without-*)
2907 libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'`
2911 lib=`echo "$libopt" | sed 's,[-_]include$,,'`
2914 lib=`echo "$libopt" | sed 's,[-_]lib$,,'`
2923 mpc | mpfr | gmp | ppl | cloog)
2924 # If we're processing --with-$lib, --with-$lib-include or
2925 # --with-$lib-lib, for one of the libs above, and target is
2926 # different from host, don't pass the current argument to any
2927 # target library's configure.
2928 if test x$is_cross_compiler = xyes; then
2937 --cache-file=/dev/null | \
2938 -cache-file=/dev/null )
2939 # Handled here to avoid the test to skip args below.
2940 baseargs="$baseargs '$ac_arg'"
2941 tbaseargs="$tbaseargs '$ac_arg'"
2942 # Assert: $separate_arg should always be no.
2943 keep_next=$separate_arg
2959 -program-prefix* | \
2960 -program-suffix* | \
2961 -program-transform-name* )
2962 skip_next=$separate_arg
2966 # An option. Add it.
2969 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2971 baseargs="$baseargs '$ac_arg'"
2972 if test X"$skip_targ" = Xno; then
2973 tbaseargs="$tbaseargs '$ac_arg'"
2975 keep_next=$separate_arg
2978 # Either a variable assignment, or a nonopt (triplet). Don't
2979 # pass it down; let the Makefile handle this.
2984 # Remove the initial space we just introduced and, as these will be
2985 # expanded by make, quote '$'.
2986 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2988 # Add in --program-transform-name, after --program-prefix and
2989 # --program-suffix have been applied to it. Autoconf has already
2990 # doubled dollar signs and backslashes in program_transform_name; we want
2991 # the backslashes un-doubled, and then the entire thing wrapped in single
2992 # quotes, because this will be expanded first by make and then by the shell.
2993 # Also, because we want to override the logic in subdir configure scripts to
2994 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2995 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2996 ${program_transform_name}
2998 gcc_transform_name=`cat conftestsed.out`
2999 rm -f conftestsed.out
3000 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
3001 tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'"
3002 if test "$silent" = yes; then
3003 baseargs="$baseargs --silent"
3004 tbaseargs="$tbaseargs --silent"
3006 baseargs="$baseargs --disable-option-checking"
3007 tbaseargs="$tbaseargs --disable-option-checking"
3009 # Record and document user additions to sub configure arguments.
3010 AC_ARG_VAR([build_configargs],
3011 [additional configure arguments for build directories])
3012 AC_ARG_VAR([host_configargs],
3013 [additional configure arguments for host directories])
3014 AC_ARG_VAR([target_configargs],
3015 [additional configure arguments for target directories])
3017 # For the build-side libraries, we just need to pretend we're native,
3018 # and not use the same cache file. Multilibs are neither needed nor
3020 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
3022 # For host modules, accept cache file option, or specification as blank.
3023 case "${cache_file}" in
3025 cache_file_option="" ;;
3026 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
3027 cache_file_option="--cache-file=${cache_file}" ;;
3029 cache_file_option="--cache-file=../${cache_file}" ;;
3032 # Host dirs don't like to share a cache file either, horribly enough.
3033 # This seems to be due to autoconf 2.5x stupidity.
3034 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
3036 target_configargs="$target_configargs ${tbaseargs}"
3038 # Passing a --with-cross-host argument lets the target libraries know
3039 # whether they are being built with a cross-compiler or being built
3040 # native. However, it would be better to use other mechanisms to make the
3041 # sorts of decisions they want to make on this basis. Please consider
3042 # this option to be deprecated. FIXME.
3043 if test x${is_cross_compiler} = xyes ; then
3044 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
3047 # Default to --enable-multilib.
3048 if test x${enable_multilib} = x ; then
3049 target_configargs="--enable-multilib ${target_configargs}"
3052 # Pass --with-newlib if appropriate. Note that target_configdirs has
3053 # changed from the earlier setting of with_newlib.
3054 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
3055 target_configargs="--with-newlib ${target_configargs}"
3058 # Different target subdirs use different values of certain variables
3059 # (notably CXX). Worse, multilibs use *lots* of different values.
3060 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
3061 # it doesn't automatically accept command-line overrides of them.
3062 # This means it's not safe for target subdirs to share a cache file,
3063 # which is disgusting, but there you have it. Hopefully this can be
3064 # fixed in future. It's still worthwhile to use a cache file for each
3065 # directory. I think.
3067 # Pass the appropriate --build, --host, --target and --cache-file arguments.
3068 # We need to pass --target, as newer autoconf's requires consistency
3069 # for target_alias and gcc doesn't manage it consistently.
3070 target_configargs="--cache-file=./config.cache ${target_configargs}"
3073 case " $target_configdirs " in
3075 case " $target_configargs " in
3076 *" --with-newlib "*)
3079 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 $$s/winsup/w32api/include'
3083 # If we're not building GCC, don't discard standard headers.
3084 if test -d ${srcdir}/gcc; then
3085 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
3087 if test "${build}" != "${host}"; then
3088 # On Canadian crosses, CC_FOR_TARGET will have already been set
3089 # by `configure', so we won't have an opportunity to add -Bgcc/
3090 # to it. This is right: we don't want to search that directory
3091 # for binaries, but we want the header files in there, so add
3093 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
3095 # Someone might think of using the pre-installed headers on
3096 # Canadian crosses, in case the installed compiler is not fully
3097 # compatible with the compiler being built. In this case, it
3098 # would be better to flag an error than risking having
3099 # incompatible object files being constructed. We can't
3100 # guarantee that an error will be flagged, but let's hope the
3101 # compiler will do it, when presented with incompatible header
3106 case "${target}-${is_cross_compiler}" in
3107 i[[3456789]]86-*-linux*-no)
3108 # Here host == target, so we don't need to build gcc,
3109 # so we don't want to discard standard headers.
3110 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
3113 # If we're building newlib, use its generic headers last, but search
3114 # for any libc-related directories first (so make it the last -B
3116 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
3118 # If we're building libgloss, find the startup file, simulator library
3119 # and linker script.
3120 case " $target_configdirs " in
3122 # Look for startup file, simulator library and maybe linker script.
3123 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3124 # Look for libnosys.a in case the target needs it.
3125 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3126 # Most targets have the linker script in the source directory.
3127 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3138 x86_64-*mingw* | *-w64-mingw*)
3139 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3140 # however, use a symlink named 'mingw' in ${prefix} .
3141 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3144 # MinGW can't be handled as Cygwin above since it does not use newlib.
3145 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
3149 # Allow the user to override the flags for
3150 # our build compiler if desired.
3151 if test x"${build}" = x"${host}" ; then
3152 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3153 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3154 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3157 # On Canadian crosses, we'll be searching the right directories for
3158 # the previously-installed cross compiler, so don't bother to add
3159 # flags for directories within the install tree of the compiler
3160 # being built; programs in there won't even run.
3161 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
3162 # Search for pre-installed headers if nothing else fits.
3163 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
3166 if test "x${use_gnu_ld}" = x &&
3167 echo " ${configdirs} " | grep " ld " > /dev/null ; then
3168 # Arrange for us to find uninstalled linker scripts.
3169 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
3172 # Search for other target-specific linker scripts and such.
3175 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3179 # Makefile fragments.
3180 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3182 eval fragval=\$$frag
3183 if test $fragval != /dev/null; then
3184 eval $frag=${srcdir}/$fragval
3187 AC_SUBST_FILE(host_makefile_frag)
3188 AC_SUBST_FILE(target_makefile_frag)
3189 AC_SUBST_FILE(alphaieee_frag)
3190 AC_SUBST_FILE(ospace_frag)
3192 # Miscellanea: directories, flags, etc.
3193 AC_SUBST(RPATH_ENVVAR)
3194 AC_SUBST(GCC_SHLIB_SUBDIR)
3196 AC_SUBST(build_tooldir)
3197 AC_SUBST(CONFIGURE_GDB_TK)
3199 AC_SUBST(INSTALL_GDB_TK)
3201 # Build module lists & subconfigure args.
3202 AC_SUBST(build_configargs)
3203 AC_SUBST(build_configdirs)
3205 # Host module lists & subconfigure args.
3206 AC_SUBST(host_configargs)
3207 AC_SUBST(configdirs)
3208 AC_SUBST(target_configdirs)
3210 # Target module lists & subconfigure args.
3211 AC_SUBST(target_configargs)
3215 AC_SUBST(AR_FOR_BUILD)
3216 AC_SUBST(AS_FOR_BUILD)
3217 AC_SUBST(CC_FOR_BUILD)
3218 AC_SUBST(CFLAGS_FOR_BUILD)
3219 AC_SUBST(CXXFLAGS_FOR_BUILD)
3220 AC_SUBST(CXX_FOR_BUILD)
3221 AC_SUBST(DLLTOOL_FOR_BUILD)
3222 AC_SUBST(GCJ_FOR_BUILD)
3223 AC_SUBST(GFORTRAN_FOR_BUILD)
3224 AC_SUBST(GOC_FOR_BUILD)
3225 AC_SUBST(LDFLAGS_FOR_BUILD)
3226 AC_SUBST(LD_FOR_BUILD)
3227 AC_SUBST(NM_FOR_BUILD)
3228 AC_SUBST(RANLIB_FOR_BUILD)
3229 AC_SUBST(WINDMC_FOR_BUILD)
3230 AC_SUBST(WINDRES_FOR_BUILD)
3231 AC_SUBST(config_shell)
3233 # Generate default definitions for YACC, M4, LEX and other programs that run
3234 # on the build machine. These are used if the Makefile can't locate these
3235 # programs in objdir.
3236 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3238 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3239 case " $build_configdirs " in
3240 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3241 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3244 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3245 case " $build_configdirs " in
3246 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3249 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3250 case " $build_configdirs " in
3251 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3254 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3255 case " $build_configdirs " in
3256 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3257 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3260 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3261 case " $build_configdirs " in
3262 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3265 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3266 case " $build_configdirs " in
3267 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3270 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3271 # higher, else we use the "missing" dummy.
3272 if ${MAKEINFO} --version \
3273 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3276 MAKEINFO="$MISSING makeinfo"
3282 # FIXME: expect and dejagnu may become build tools?
3284 AC_CHECK_PROGS(EXPECT, expect, expect)
3285 case " $configdirs " in
3287 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3291 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3292 case " $configdirs " in
3294 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3300 NCN_STRICT_CHECK_TOOLS(AR, ar)
3301 NCN_STRICT_CHECK_TOOLS(AS, as)
3302 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3303 NCN_STRICT_CHECK_TOOLS(LD, ld)
3304 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3305 NCN_STRICT_CHECK_TOOLS(NM, nm)
3306 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3307 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3308 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3309 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3310 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3311 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3318 AC_ARG_WITH([build-time-tools],
3319 [AS_HELP_STRING([--with-build-time-tools=PATH],
3320 [use given path to find target tools during the build])],
3321 [case x"$withval" in
3324 with_build_time_tools=
3325 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3328 [with_build_time_tools=])
3330 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3331 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3332 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3333 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3334 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3335 NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
3337 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3338 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3339 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3340 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3341 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3342 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3343 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3344 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3345 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3346 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3347 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3349 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3351 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3352 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3353 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3354 dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
3355 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3356 [gcc/g++ -B$$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],
3358 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3359 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3361 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3362 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3363 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3364 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3365 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3366 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3367 GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
3368 [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
3369 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3370 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3371 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3372 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3373 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3374 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
3375 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3376 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3378 AC_SUBST(FLAGS_FOR_TARGET)
3379 AC_SUBST(RAW_CXX_FOR_TARGET)
3381 # Certain tools may need extra flags.
3382 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3383 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3384 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3386 # When building target libraries, except in a Canadian cross, we use
3387 # the same toolchain as the compiler we just built.
3388 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3389 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3390 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3391 if test $host = $build; then
3392 case " $configdirs " in
3394 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3395 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3396 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3401 AC_SUBST(COMPILER_AS_FOR_TARGET)
3402 AC_SUBST(COMPILER_LD_FOR_TARGET)
3403 AC_SUBST(COMPILER_NM_FOR_TARGET)
3405 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3406 AC_ARG_ENABLE(maintainer-mode,
3407 [AS_HELP_STRING([--enable-maintainer-mode],
3408 [enable make rules and dependencies not useful
3409 (and sometimes confusing) to the casual installer])],
3410 USE_MAINTAINER_MODE=$enableval,
3411 USE_MAINTAINER_MODE=no)
3412 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3413 AC_SUBST(MAINTAINER_MODE_TRUE)
3414 AC_SUBST(MAINTAINER_MODE_FALSE)
3415 if test "$USE_MAINTAINER_MODE" = yes; then
3416 MAINTAINER_MODE_TRUE=
3417 MAINTAINER_MODE_FALSE='#'
3419 MAINTAINER_MODE_TRUE='#'
3420 MAINTAINER_MODE_FALSE=
3422 MAINT=$MAINTAINER_MODE_TRUE
3425 # ---------------------
3426 # GCC bootstrap support
3427 # ---------------------
3429 # Stage specific cflags for build.
3434 yes) stage1_cflags="-g -Wa,-J" ;;
3435 *) stage1_cflags="-g -J" ;;
3439 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3440 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3441 saved_CFLAGS="$CFLAGS"
3443 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3444 CFLAGS="$CFLAGS -fkeep-inline-functions"
3445 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3447 #if (__GNUC__ < 3) \
3448 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3449 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3450 #error http://gcc.gnu.org/PR29382
3453 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3454 [AC_MSG_RESULT([no])])
3456 CFLAGS="$saved_CFLAGS"
3459 AC_SUBST(stage1_cflags)
3461 # Enable --enable-checking in stage1 of the compiler.
3462 AC_ARG_ENABLE(stage1-checking,
3463 [AS_HELP_STRING([[--enable-stage1-checking[=all]]],
3464 [choose additional checking for stage1 of the compiler])],
3465 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3466 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3467 stage1_checking=--enable-checking=yes,types
3469 stage1_checking=--enable-checking=$enable_checking,types
3471 AC_SUBST(stage1_checking)
3473 # Enable -Werror in bootstrap stage2 and later.
3474 AC_ARG_ENABLE(werror,
3475 [AS_HELP_STRING([--enable-werror],
3476 [enable -Werror in bootstrap stage2 and later])], [],
3477 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3482 case ${enable_werror} in
3483 yes) stage2_werror_flag="--enable-werror-always" ;;
3484 *) stage2_werror_flag="" ;;
3486 AC_SUBST(stage2_werror_flag)
3488 # Specify what files to not compare during bootstrap.
3490 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3492 hppa*64*-*-hpux*) ;;
3493 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3495 case " $configdirs " in
3496 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3498 AC_SUBST(compare_exclusions)
3500 AC_CONFIG_FILES([Makefile],
3501 [sed "$extrasub_build" Makefile |
3502 sed "$extrasub_host" |
3503 sed "$extrasub_target" > mf$$
3504 mv -f mf$$ Makefile],
3505 [extrasub_build="$extrasub_build"
3506 extrasub_host="$extrasub_host"
3507 extrasub_target="$extrasub_target"])