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-*-msdosdjgpp*)
433 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
436 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
438 i[[3456789]]86-*-mingw32*)
439 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
440 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
443 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
446 noconfigdirs="$noconfigdirs rcs"
451 AC_ARG_ENABLE(libquadmath,
452 AS_HELP_STRING([--disable-libquadmath],
453 [do not build libquadmath directory]),
454 ENABLE_LIBQUADMATH=$enableval,
455 ENABLE_LIBQUADMATH=yes)
456 if test "${ENABLE_LIBQUADMATH}" = "no" ; then
457 noconfigdirs="$noconfigdirs target-libquadmath"
461 AC_ARG_ENABLE(libquadmath-support,
462 AS_HELP_STRING([--disable-libquadmath-support],
463 [disable libquadmath support for Fortran]),
464 ENABLE_LIBQUADMATH_SUPPORT=$enableval,
465 ENABLE_LIBQUADMATH_SUPPORT=yes)
466 enable_libquadmath_support=
467 if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
468 enable_libquadmath_support=no
472 AC_ARG_ENABLE(libada,
473 [AS_HELP_STRING([--enable-libada], [build libada directory])],
474 ENABLE_LIBADA=$enableval,
476 if test "${ENABLE_LIBADA}" != "yes" ; then
477 noconfigdirs="$noconfigdirs gnattools"
480 AC_ARG_ENABLE(libssp,
481 [AS_HELP_STRING([--enable-libssp], [build libssp directory])],
482 ENABLE_LIBSSP=$enableval,
485 # Save it here so that, even in case of --enable-libgcj, if the Java
486 # front-end isn't enabled, we still get libgcj disabled.
488 case $enable_libgcj in
490 # If we reset it here, it won't get added to noconfigdirs in the
491 # target-specific build rules, so it will be forcibly enabled
492 # (unless the Java language itself isn't enabled).
496 # Make sure we get it printed in the list of not supported target libs.
497 # Don't disable libffi, though, other languages use it.
498 noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`"
499 # Clear libgcj_saved so that even if java is enabled libffi won't be
506 # Disable libmudflap on some systems.
507 if test x$enable_libmudflap = x ; then
509 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
510 # Enable libmudflap by default in GNU and friends.
513 # Enable libmudflap by default in FreeBSD.
516 # Disable it by default everywhere else.
517 noconfigdirs="$noconfigdirs target-libmudflap"
522 # Disable libgomp on non POSIX hosted systems.
523 if test x$enable_libgomp = x ; then
524 # Enable libgomp by default on hosted POSIX systems.
526 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
528 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
530 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
532 *-*-darwin* | *-*-aix*)
535 noconfigdirs="$noconfigdirs target-libgomp"
540 # Default libgloss CPU subdirectory.
541 libgloss_dir="$target_cpu"
545 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
548 noconfigdirs="$noconfigdirs ld gas gdb gprof"
549 noconfigdirs="$noconfigdirs sim target-rda"
551 i[[3456789]]86-*-darwin*)
552 noconfigdirs="$noconfigdirs ld gprof"
553 noconfigdirs="$noconfigdirs sim target-rda"
555 x86_64-*-darwin[[912]]*)
556 noconfigdirs="$noconfigdirs ld gas gprof"
557 noconfigdirs="$noconfigdirs sim target-rda"
560 noconfigdirs="$noconfigdirs ld gas gdb gprof"
561 noconfigdirs="$noconfigdirs sim target-rda"
562 noconfigdirs="$noconfigdirs ${libgcj}"
564 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
565 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
568 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
569 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
570 && test -f /usr/local/include/gmp.h; then
574 # Skip some stuff that's unsupported on some FreeBSD configurations.
580 noconfigdirs="$noconfigdirs ${libgcj}"
585 # Remove unsupported stuff on all kaOS configurations.
586 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
587 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
588 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
589 noconfigdirs="$noconfigdirs target-libgloss"
592 # Skip some stuff on all NetBSD configurations.
593 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
595 # Skip some stuff that's unsupported on some NetBSD configurations.
597 i*86-*-netbsdelf*) ;;
598 arm*-*-netbsdelf*) ;;
600 noconfigdirs="$noconfigdirs ${libgcj}"
605 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
608 skipdirs="${skipdirs} target-libiberty"
609 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
611 # The tpf target doesn't support gdb yet.
613 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
616 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
619 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
622 # ld works, but does not support shared libraries.
623 # newlib is not 64 bit ready. I'm not sure about fileutils.
624 # gas doesn't generate exception information.
625 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
628 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
631 # newlib is not 64 bit ready
632 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
635 # newlib is not 64 bit ready
636 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
639 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
642 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
644 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
645 noconfigdirs="$noconfigdirs ${libgcj}"
646 noconfigdirs="$noconfigdirs target-examples"
647 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
648 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
649 noconfigdirs="$noconfigdirs expect dejagnu"
650 # the C++ libraries don't build on top of CE's C libraries
651 noconfigdirs="$noconfigdirs target-libstdc++-v3"
652 noconfigdirs="$noconfigdirs target-newlib"
654 *-*-cygwin*) ;; # keep gdb and readline
655 *) noconfigdirs="$noconfigdirs gdb readline"
661 noconfigdirs="$noconfigdirs target-libgloss"
664 noconfigdirs="$noconfigdirs ${libgcj}"
667 arm-*-elf* | arm*-*-eabi* )
668 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
671 arm*-*-linux-gnueabi)
672 noconfigdirs="$noconfigdirs target-qthreads"
673 case ${with_newlib} in
674 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
679 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
683 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
686 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
689 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
692 unsupported_languages="$unsupported_languages java"
693 noconfigdirs="$noconfigdirs target-boehm-gc"
694 if test x${is_cross_compiler} != xno ; then
695 target_configdirs="${target_configdirs} target-bsp target-cygmon"
699 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
701 c54x*-*-* | tic54x-*-*)
702 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
705 noconfigdirs="$noconfigdirs ${libgcj} gdb"
707 cris-*-* | crisv32-*-*)
708 unsupported_languages="$unsupported_languages java"
711 unsupported_languages="$unsupported_languages fortran"
712 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
713 *-*-elf) # See PR46792 regarding target-libffi.
714 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
716 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
718 unsupported_languages="$unsupported_languages fortran"
719 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
724 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
727 noconfigdirs="$noconfigdirs ${libgcj} gdb"
730 noconfigdirs="$noconfigdirs ${libgcj} gdb"
733 noconfigdirs="$noconfigdirs ${libgcj}"
736 noconfigdirs="$noconfigdirs ${libgcj}"
737 noconfigdirs="$noconfigdirs gprof"
740 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
743 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
745 hppa1.1-*-osf* | hppa1.1-*-bsd* )
748 # In this case, it's because the hppa64-linux target is for
749 # the kernel only at this point and has no libc, and thus no
750 # headers, crt*.o, etc., all of which are needed by these.
751 noconfigdirs="$noconfigdirs target-zlib"
759 noconfigdirs="$noconfigdirs ${libgcj}"
762 noconfigdirs="$noconfigdirs ld shellutils"
768 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
769 # build on HP-UX 10.20.
770 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
773 noconfigdirs="$noconfigdirs ${libgcj} gdb"
776 # No gdb support yet.
777 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
781 noconfigdirs="$noconfigdirs ${libgcj} libgui itcl ld"
784 # No gdb or ld support yet.
785 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
787 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
788 noconfigdirs="$noconfigdirs ${libgcj}"
791 i[[3456789]]86-*-linux*)
792 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
793 # not build java stuff by default.
796 noconfigdirs="$noconfigdirs ${libgcj}";;
799 # This section makes it possible to build newlib natively on linux.
800 # If we are using a cross compiler then don't configure newlib.
801 if test x${is_cross_compiler} != xno ; then
802 noconfigdirs="$noconfigdirs target-newlib"
804 noconfigdirs="$noconfigdirs target-libgloss"
805 # If we are not using a cross compiler, do configure newlib.
806 # Note however, that newlib will only be configured in this situation
807 # if the --with-newlib option has been given, because otherwise
808 # 'target-newlib' will appear in skipdirs.
810 i[[3456789]]86-w64-mingw*)
811 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
813 i[[3456789]]86-*-mingw*)
814 target_configdirs="$target_configdirs target-winsup"
815 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
818 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
821 target_configdirs="$target_configdirs target-libtermcap target-winsup"
822 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
823 # always build newlib if winsup directory is present.
824 if test -d "$srcdir/winsup/cygwin"; then
825 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
826 elif test -d "$srcdir/newlib"; then
827 echo "Warning: winsup/cygwin is missing so newlib can't be built."
830 i[[3456789]]86-*-interix* )
833 noconfigdirs="$noconfigdirs target-libgloss"
835 i[[3456789]]86-*-sco3.2v5*)
836 # The linker does not yet know about weak symbols in COFF,
837 # and is not configured to handle mixed ELF and COFF.
838 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
840 i[[3456789]]86-*-sco*)
841 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
843 i[[3456789]]86-*-solaris2*)
844 noconfigdirs="$noconfigdirs target-libgloss"
846 i[[3456789]]86-*-sysv4*)
847 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
849 i[[3456789]]86-*-beos*)
850 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
852 i[[3456789]]86-*-rdos*)
853 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
856 noconfigdirs="$noconfigdirs ${libgcj}"
858 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
859 noconfigdirs="$noconfigdirs target-libiberty"
863 noconfigdirs="$noconfigdirs ${libgcj}"
866 noconfigdirs="$noconfigdirs ${libgcj}"
872 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
873 unsupported_languages="$unsupported_languages fortran java"
876 noconfigdirs="$noconfigdirs ${libgcj}"
879 noconfigdirs="$noconfigdirs ${libgcj}"
882 noconfigdirs="$noconfigdirs sim"
885 noconfigdirs="$noconfigdirs target-libiberty"
888 # copied from rs6000-*-* entry
889 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
891 powerpc*-*-winnt* | powerpc*-*-pe*)
892 target_configdirs="$target_configdirs target-winsup"
893 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
894 # always build newlib.
895 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
897 # This is temporary until we can link against shared libraries
898 powerpcle-*-solaris*)
899 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
903 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
906 noconfigdirs="$noconfigdirs ${libgcj}"
909 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
913 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
916 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
919 noconfigdirs="$noconfigdirs gprof ${libgcj}"
922 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
925 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
928 skipdirs="$skipdirs target-libiberty"
929 noconfigdirs="$noconfigdirs ${libgcj}"
930 if test x$with_newlib = xyes; then
931 noconfigdirs="$noconfigdirs gprof"
936 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
939 # Linking libjava exceeds command-line length limits on at least
940 # IRIX 6.2, but not on IRIX 6.5.
941 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
942 # <oldham@codesourcery.com>
943 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
946 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
949 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
952 noconfigdirs="$noconfigdirs gprof ${libgcj}"
956 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
960 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
961 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
965 noconfigdirs="$noconfigdirs ${libgcj}" ;;
967 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
970 sparclet-*-aout* | sparc86x-*-*)
974 noconfigdirs="$noconfigdirs ${libgcj}"
977 noconfigdirs="$noconfigdirs ${libgcj}"
981 noconfigdirs="$noconfigdirs ${libgcj}"
985 noconfigdirs="$noconfigdirs ${libgcj}"
986 if test x${is_cross_compiler} != xno ; then
987 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
992 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
993 noconfigdirs="$noconfigdirs ${libgcj}"
995 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
998 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
1001 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
1004 noconfigdirs="$noconfigdirs ${libgcj}"
1007 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
1010 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1013 noconfigdirs="$noconfigdirs ${libgcj}"
1016 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
1018 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
1019 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
1022 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
1025 noconfigdirs="$noconfigdirs ${libgcj}"
1029 # If we aren't building newlib, then don't build libgloss, since libgloss
1030 # depends upon some newlib header files.
1031 case "${noconfigdirs}" in
1032 *target-libgloss*) ;;
1033 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
1036 # Work in distributions that contain no compiler tools, like Autoconf.
1037 host_makefile_frag=/dev/null
1038 if test -d ${srcdir}/config ; then
1040 i[[3456789]]86-*-msdosdjgpp*)
1041 host_makefile_frag="config/mh-djgpp"
1044 ACX_CHECK_CYGWIN_CAT_WORKS
1045 host_makefile_frag="config/mh-cygwin"
1048 host_makefile_frag="config/mh-mingw"
1051 host_makefile_frag="config/mh-interix"
1054 host_makefile_frag="config/mh-pa-hpux10"
1057 host_makefile_frag="config/mh-pa"
1060 host_makefile_frag="config/mh-pa"
1063 host_makefile_frag="config/mh-darwin"
1066 host_makefile_frag="config/mh-ppc-aix"
1069 host_makefile_frag="config/mh-ppc-aix"
1074 if test "${build}" != "${host}" ; then
1075 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1076 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1077 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1078 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1079 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1080 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1081 GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
1082 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1083 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1084 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1085 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1086 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1087 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1089 AR_FOR_BUILD="\$(AR)"
1090 AS_FOR_BUILD="\$(AS)"
1091 CC_FOR_BUILD="\$(CC)"
1092 CXX_FOR_BUILD="\$(CXX)"
1093 GCJ_FOR_BUILD="\$(GCJ)"
1094 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1095 GOC_FOR_BUILD="\$(GOC)"
1096 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1097 LD_FOR_BUILD="\$(LD)"
1098 NM_FOR_BUILD="\$(NM)"
1099 RANLIB_FOR_BUILD="\$(RANLIB)"
1100 WINDRES_FOR_BUILD="\$(WINDRES)"
1101 WINDMC_FOR_BUILD="\$(WINDMC)"
1107 # We must set the default linker to the linker used by gcc for the correct
1108 # operation of libtool. If LD is not defined and we are using gcc, try to
1109 # set the LD default to the ld used by gcc.
1110 if test -z "$LD"; then
1111 if test "$GCC" = yes; then
1114 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1116 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1118 case $gcc_prog_ld in
1119 # Accept absolute paths.
1120 [[\\/]* | [A-Za-z]:[\\/]*)]
1121 LD="$gcc_prog_ld" ;;
1127 ACX_PROG_CMP_IGNORE_INITIAL
1129 # See if we are building gcc with C++.
1130 AC_ARG_ENABLE(build-with-cxx,
1131 [AS_HELP_STRING([--enable-build-with-cxx],
1132 [build with C++ compiler instead of C compiler])],
1133 ENABLE_BUILD_WITH_CXX=$enableval,
1134 ENABLE_BUILD_WITH_CXX=no)
1136 # Used for setting $lt_cv_objdir
1139 # Check for GMP, MPFR and MPC
1140 gmplibs="-lmpc -lmpfr -lgmp"
1144 # Specify a location for mpc
1145 # check for this first so it ends up on the link line before mpfr.
1147 [AS_HELP_STRING([--with-mpc=PATH],
1148 [specify prefix directory for installed MPC package.
1149 Equivalent to --with-mpc-include=PATH/include
1150 plus --with-mpc-lib=PATH/lib])])
1151 AC_ARG_WITH(mpc-include,
1152 [AS_HELP_STRING([--with-mpc-include=PATH],
1153 [specify directory for installed MPC include files])])
1154 AC_ARG_WITH(mpc-lib,
1155 [AS_HELP_STRING([--with-mpc-lib=PATH],
1156 [specify directory for the installed MPC library])])
1158 if test "x$with_mpc" != x; then
1159 gmplibs="-L$with_mpc/lib $gmplibs"
1160 gmpinc="-I$with_mpc/include $gmpinc"
1162 if test "x$with_mpc_include" != x; then
1163 gmpinc="-I$with_mpc_include $gmpinc"
1165 if test "x$with_mpc_lib" != x; then
1166 gmplibs="-L$with_mpc_lib $gmplibs"
1168 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1169 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
1170 gmpinc='-I$$s/mpc/src '"$gmpinc"
1171 # Do not test the mpc version. Assume that it is sufficient, since
1172 # it is in the source tree, and the library has not been built yet
1173 # but it would be included on the link line in the version check below
1174 # hence making the test fail.
1178 # Specify a location for mpfr
1179 # check for this first so it ends up on the link line before gmp.
1180 AC_ARG_WITH(mpfr-dir,
1181 [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])],
1182 [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1183 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])])
1186 [AS_HELP_STRING([--with-mpfr=PATH],
1187 [specify prefix directory for installed MPFR package.
1188 Equivalent to --with-mpfr-include=PATH/include
1189 plus --with-mpfr-lib=PATH/lib])])
1190 AC_ARG_WITH(mpfr-include,
1191 [AS_HELP_STRING([--with-mpfr-include=PATH],
1192 [specify directory for installed MPFR include files])])
1193 AC_ARG_WITH(mpfr-lib,
1194 [AS_HELP_STRING([--with-mpfr-lib=PATH],
1195 [specify directory for the installed MPFR library])])
1197 if test "x$with_mpfr" != x; then
1198 gmplibs="-L$with_mpfr/lib $gmplibs"
1199 gmpinc="-I$with_mpfr/include $gmpinc"
1201 if test "x$with_mpfr_include" != x; then
1202 gmpinc="-I$with_mpfr_include $gmpinc"
1204 if test "x$with_mpfr_lib" != x; then
1205 gmplibs="-L$with_mpfr_lib $gmplibs"
1207 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1208 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
1209 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1210 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
1211 # Do not test the mpfr version. Assume that it is sufficient, since
1212 # it is in the source tree, and the library has not been built yet
1213 # but it would be included on the link line in the version check below
1214 # hence making the test fail.
1218 # Specify a location for gmp
1219 AC_ARG_WITH(gmp-dir,
1220 [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])],
1221 [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1222 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])])
1225 [AS_HELP_STRING([--with-gmp=PATH],
1226 [specify prefix directory for the installed GMP package.
1227 Equivalent to --with-gmp-include=PATH/include
1228 plus --with-gmp-lib=PATH/lib])])
1229 AC_ARG_WITH(gmp-include,
1230 [AS_HELP_STRING([--with-gmp-include=PATH],
1231 [specify directory for installed GMP include files])])
1232 AC_ARG_WITH(gmp-lib,
1233 [AS_HELP_STRING([--with-gmp-lib=PATH],
1234 [specify directory for the installed GMP library])])
1237 if test "x$with_gmp" != x; then
1238 gmplibs="-L$with_gmp/lib $gmplibs"
1239 gmpinc="-I$with_gmp/include $gmpinc"
1241 if test "x$with_gmp_include" != x; then
1242 gmpinc="-I$with_gmp_include $gmpinc"
1244 if test "x$with_gmp_lib" != x; then
1245 gmplibs="-L$with_gmp_lib $gmplibs"
1247 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1248 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
1249 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1250 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1251 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
1252 # Do not test the gmp version. Assume that it is sufficient, since
1253 # it is in the source tree, and the library has not been built yet
1254 # but it would be included on the link line in the version check below
1255 # hence making the test fail.
1259 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1261 saved_CFLAGS="$CFLAGS"
1262 CFLAGS="$CFLAGS $gmpinc"
1263 # Check for the recommended and required versions of GMP.
1264 AC_MSG_CHECKING([for the correct version of gmp.h])
1265 AC_TRY_COMPILE([#include "gmp.h"],[
1266 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1267 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1268 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
1271 ], [AC_TRY_COMPILE([#include <gmp.h>],[
1272 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1273 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1274 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1277 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1278 [AC_MSG_RESULT([no]); have_gmp=no])
1280 # If we have GMP, check the MPFR version.
1281 if test x"$have_gmp" = xyes; then
1282 # Check for the recommended and required versions of MPFR.
1283 AC_MSG_CHECKING([for the correct version of mpfr.h])
1284 AC_TRY_COMPILE([#include <gmp.h>
1285 #include <mpfr.h>],[
1286 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1289 ], [AC_TRY_COMPILE([#include <gmp.h>
1290 #include <mpfr.h>],[
1291 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
1294 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1295 [AC_MSG_RESULT([no]); have_gmp=no])
1298 # Check for the MPC header version.
1299 if test x"$have_gmp" = xyes ; then
1300 # Check for the recommended and required versions of MPC.
1301 AC_MSG_CHECKING([for the correct version of mpc.h])
1302 AC_TRY_COMPILE([#include <mpc.h>],[
1303 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
1306 ], [AC_TRY_COMPILE([#include <mpc.h>],[
1307 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1310 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1311 [AC_MSG_RESULT([no]); have_gmp=no])
1314 # Now check the MPFR library.
1315 if test x"$have_gmp" = xyes; then
1317 LIBS="$LIBS $gmplibs"
1318 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1319 AC_TRY_LINK([#include <mpc.h>],[
1326 mpfr_atan2 (n, n, x, GMP_RNDN);
1327 mpfr_erfc (n, x, GMP_RNDN);
1328 mpfr_subnormalize (x, t, GMP_RNDN);
1332 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1333 mpc_cosh (c, c, MPC_RNDNN);
1334 mpc_pow (c, c, c, MPC_RNDNN);
1335 mpc_acosh (c, c, MPC_RNDNN);
1337 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1341 CFLAGS="$saved_CFLAGS"
1343 # The library versions listed in the error message below should match
1344 # the HARD-minimums enforced above.
1345 if test x$have_gmp != xyes; then
1346 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
1347 Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1348 their locations. Source code for these libraries can be found at
1349 their respective hosting sites as well as at
1350 ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1351 http://gcc.gnu.org/install/prerequisites.html for additional info. If
1352 you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1353 make sure that you have installed both the libraries and the header
1354 files. They may be located in separate packages.])
1358 # Flags needed for both GMP, MPFR and/or MPC.
1361 AC_SUBST(extra_mpfr_configure_flags)
1362 AC_SUBST(extra_mpc_gmp_configure_flags)
1363 AC_SUBST(extra_mpc_mpfr_configure_flags)
1365 # Allow host libstdc++ to be specified for static linking with PPL.
1366 AC_ARG_WITH(host-libstdcxx,
1367 [AS_HELP_STRING([--with-host-libstdcxx=L],
1368 [use linker arguments L to link with libstdc++
1369 when linking with PPL])])
1371 case $with_host_libstdcxx in
1373 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1377 # Linker flags to use for stage1 or when not boostrapping.
1378 AC_ARG_WITH(stage1-ldflags,
1379 [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])],
1380 [if test "$withval" = "no" -o "$withval" = "yes"; then
1383 stage1_ldflags=$withval
1386 AC_SUBST(stage1_ldflags)
1388 # Libraries to use for stage1 or when not bootstrapping.
1389 AC_ARG_WITH(stage1-libs,
1390 [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])],
1391 [if test "$withval" = "no" -o "$withval" = "yes"; then
1394 stage1_libs=$withval
1396 [stage1_libs=$with_host_libstdcxx])
1397 AC_SUBST(stage1_libs)
1399 # Libraries to use for stage2 and later builds. This defaults to the
1400 # argument passed to --with-host-libstdcxx.
1401 AC_ARG_WITH(boot-libs,
1402 [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])],
1403 [if test "$withval" = "no" -o "$withval" = "yes"; then
1406 poststage1_libs=$withval
1408 [poststage1_libs=$with_host_libstdcxx])
1409 AC_SUBST(poststage1_libs)
1411 # Linker flags to use for stage2 and later builds.
1412 AC_ARG_WITH(boot-ldflags,
1413 [AS_HELP_STRING([--with-boot-ldflags=FLAGS],
1414 [linker flags for stage2 and later])],
1415 [if test "$withval" = "no" -o "$withval" = "yes"; then
1418 poststage1_ldflags=$withval
1420 [poststage1_ldflags=
1421 # In stages 2 and 3, default to linking libstdc++ and libgcc
1422 # statically. But if the user explicitly specified the libraries to
1423 # use, trust that they are doing what they want.
1424 if test "$poststage1_libs" = ""; then
1425 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1427 AC_SUBST(poststage1_ldflags)
1435 [AS_HELP_STRING([--with-ppl=PATH],
1436 [specify prefix directory for the installed PPL package.
1437 Equivalent to --with-ppl-include=PATH/include
1438 plus --with-ppl-lib=PATH/lib])])
1439 AC_ARG_WITH(ppl-include,
1440 [AS_HELP_STRING([--with-ppl-include=PATH],
1441 [specify directory for installed PPL include files])])
1442 AC_ARG_WITH(ppl-lib,
1443 [AS_HELP_STRING([--with-ppl-lib=PATH],
1444 [specify directory for the installed PPL library])])
1446 AC_ARG_ENABLE(ppl-version-check,
1447 [AS_HELP_STRING([--disable-ppl-version-check],
1448 [disable check for PPL version])])
1454 ppllibs="-L$with_ppl/lib"
1455 pplinc="-I$with_ppl/include $pplinc"
1456 if test -d "$with_ppl/lib" && test -d "$with_ppl/include"; then
1459 AC_MSG_ERROR([cannot find directories "$with_ppl/lib" or "$with_ppl/include"])
1464 if test x"$with_ppl_include" != x; then
1465 pplinc="-I$with_ppl_include $pplinc"
1469 if test "x$with_ppl_lib" != x; then
1470 ppllibs="-L$with_ppl_lib"
1474 if test x"$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1475 if test x"$enable_watchdog" = xyes; then
1478 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"
1479 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1480 enable_ppl_version_check=no
1484 if test "x$with_ppl" != xno; then
1485 if test "x$pwllib" = x; then
1487 LIBS="$LIBS $ppllibs -lstdc++ -lm"
1488 AC_CHECK_LIB(pwl, PWL_handle_timeout, [pwllib="-lpwl"])
1492 ppllibs="$ppllibs -lppl_c -lppl $pwllib -lgmpxx"
1494 if test "$enable_ppl_version_check" != no; then
1495 saved_CFLAGS="$CFLAGS"
1496 CFLAGS="$CFLAGS $pplinc $gmpinc"
1497 AC_MSG_CHECKING([for version 0.11 (revision 0 or later) of PPL])
1498 AC_TRY_COMPILE([#include "ppl_c.h"],[
1499 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 11
1502 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
1503 CFLAGS="$saved_CFLAGS"
1507 # Flags needed for PPL
1514 dnl Provide configure switches and initialize clooginc & clooglibs
1515 dnl with user input.
1517 if test "x$with_ppl" = "xno"; then
1518 dnl Only execute fail-action, if CLooG has been requested.
1519 CLOOG_REQUESTED([graphite_requested=yes], [graphite_requested=no])
1520 if test "${graphite_requested}" = yes; then
1521 AC_MSG_ERROR([Unable to find a usable PPL. See config.log for details.])
1525 if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
1526 && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
1527 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
1528 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
1530 if test "x$with_cloog" != "xno"; then
1531 dnl The minimal version of CLooG required for Graphite.
1533 dnl If we use CLooG-Legacy, the provided version information is
1535 CLOOG_CHECK_VERSION(0,16,1)
1537 dnl Only execute fail-action, if CLooG has been requested.
1539 AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
1542 # Check for LTO support.
1544 [AS_HELP_STRING([--enable-lto], [enable link time optimization support])],
1545 enable_lto=$enableval,
1546 enable_lto=yes; default_enable_lto=yes)
1548 ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
1549 build_lto_plugin=yes
1550 ],[if test x"$default_enable_lto" = x"yes" ; then
1552 *-apple-darwin9 | *-cygwin* | *-mingw*) ;;
1553 # On other non-ELF platforms, LTO has yet to be validated.
1557 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1558 # It would also be nice to check the binutils support, but we don't
1559 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1560 # warn during gcc/ subconfigure; unless you're bootstrapping with
1561 # -flto it won't be needed until after installation anyway.
1563 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
1564 *) if test x"$enable_lto" = x"yes"; then
1565 AC_MSG_ERROR([LTO support is not enabled for this target.])
1570 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1571 # Build it unless LTO was explicitly disabled.
1573 *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
1579 # By default, C is the only stage 1 language.
1580 stage1_languages=,c,
1582 # Target libraries that we bootstrap.
1583 bootstrap_target_libs=,target-libgcc,
1585 # Figure out what language subdirectories are present.
1586 # Look if the user specified --enable-languages="..."; if not, use
1587 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1589 # NB: embedded tabs in this IF block -- do not untabify
1590 if test -d ${srcdir}/gcc; then
1591 if test x"${enable_languages+set}" != xset; then
1592 if test x"${LANGUAGES+set}" = xset; then
1593 enable_languages="${LANGUAGES}"
1594 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1596 enable_languages=all
1599 if test x"${enable_languages}" = x ||
1600 test x"${enable_languages}" = xyes;
1602 echo configure.in: --enable-languages needs at least one language argument 1>&2
1606 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1608 # 'f95' is the old name for the 'fortran' language. We issue a warning
1609 # and make the substitution.
1610 case ,${enable_languages}, in
1612 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1613 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1617 # First scan to see if an enabled language requires some other language.
1618 # We assume that a given config-lang.in will list all the language
1619 # front ends it requires, even if some are required indirectly.
1620 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1621 case ${lang_frag} in
1623 # The odd quoting in the next line works around
1624 # an apparent bug in bash 1.12 on linux.
1625 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1627 # From the config-lang.in, get $language, $lang_requires, and
1628 # $lang_requires_boot_languages.
1631 lang_requires_boot_languages=
1633 for other in ${lang_requires} ${lang_requires_boot_languages}; do
1634 case ,${enable_languages}, in
1638 echo " \`$other' language required by \`$language'; enabling" 1>&2
1639 enable_languages="${enable_languages},${other}"
1643 for other in ${lang_requires_boot_languages} ; do
1644 if test "$other" != "c"; then
1645 case ,${enable_stage1_languages}, in
1649 case ,${enable_languages}, in
1651 echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
1652 enable_stage1_languages="$enable_stage1_languages,${other}"
1663 new_enable_languages=,c,
1665 # If LTO is enabled, add the LTO front end.
1666 extra_host_libiberty_configure_flags=
1667 if test "$enable_lto" = "yes" ; then
1668 case ,${enable_languages}, in
1670 *) enable_languages="${enable_languages},lto" ;;
1672 if test "${build_lto_plugin}" = "yes" ; then
1673 configdirs="$configdirs lto-plugin"
1674 extra_host_libiberty_configure_flags=--enable-shared
1677 AC_SUBST(extra_host_libiberty_configure_flags)
1679 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1680 potential_languages=,c,
1682 enabled_target_libs=
1683 disabled_target_libs=
1685 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1686 case ${lang_frag} in
1688 # The odd quoting in the next line works around
1689 # an apparent bug in bash 1.12 on linux.
1690 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1692 # From the config-lang.in, get $language, $target_libs,
1693 # $lang_dirs, $boot_language, and $build_by_default
1699 build_by_default=yes
1701 if test x${language} = x; then
1702 echo "${lang_frag} doesn't set \$language." 1>&2
1706 if test "$language" = "c++" \
1707 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
1711 case ,${enable_languages}, in
1713 # Language was explicitly selected; include it.
1717 # 'all' was selected, select it if it is a default language
1718 add_this_lang=${build_by_default}
1725 # Disable languages that need other directories if these aren't available.
1726 for i in $subdir_requires; do
1727 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1728 case ,${enable_languages}, in
1730 # Specifically requested language; tell them.
1731 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1735 add_this_lang=unsupported
1740 # Disable Ada if no preexisting GNAT is available.
1741 case ,${enable_languages},:${language}:${have_gnat} in
1742 *,${language},*:ada:no)
1743 # Specifically requested language; tell them.
1744 AC_MSG_ERROR([GNAT is required to build $language])
1748 add_this_lang=unsupported
1752 # Disable a language that is unsupported by the target.
1753 case " $unsupported_languages " in
1755 add_this_lang=unsupported
1759 case $add_this_lang in
1761 # Remove language-dependent dirs.
1762 disabled_target_libs="$disabled_target_libs $target_libs"
1763 noconfigdirs="$noconfigdirs $lang_dirs"
1766 # Remove language-dependent dirs; still show language as supported.
1767 disabled_target_libs="$disabled_target_libs $target_libs"
1768 noconfigdirs="$noconfigdirs $lang_dirs"
1769 potential_languages="${potential_languages}${language},"
1772 new_enable_languages="${new_enable_languages}${language},"
1773 potential_languages="${potential_languages}${language},"
1774 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1775 enabled_target_libs="$enabled_target_libs $target_libs"
1776 case "${boot_language}:,$enable_stage1_languages," in
1777 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
1778 # Add to (comma-separated) list of stage 1 languages.
1779 case ",$stage1_languages," in
1780 *,$language,* | ,yes, | ,all,) ;;
1781 *) stage1_languages="${stage1_languages}${language}," ;;
1783 # We need to bootstrap any supporting libraries.
1784 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1793 # Add target libraries which are only needed for disabled languages
1795 if test -n "$disabled_target_libs"; then
1796 for dir in $disabled_target_libs; do
1797 case " $enabled_target_libs " in
1799 *) noconfigdirs="$noconfigdirs $dir" ;;
1804 AC_ARG_ENABLE(stage1-languages,
1805 [AS_HELP_STRING([[--enable-stage1-languages[=all]]],
1806 [choose additional languages to build during
1807 stage1. Mostly useful for compiler development])],
1808 [case ,${enable_stage1_languages}, in
1810 # Set it to something that will have no effect in the loop below
1811 enable_stage1_languages=c ;;
1813 enable_stage1_languages=`echo $new_enable_languages | \
1814 sed -e "s/^,//" -e "s/,$//" ` ;;
1816 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1817 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1820 # Add "good" languages from enable_stage1_languages to stage1_languages,
1821 # while "bad" languages go in missing_languages. Leave no duplicates.
1822 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1823 case $potential_languages in
1825 case $stage1_languages in
1827 *) stage1_languages="$stage1_languages$i," ;;
1830 case $missing_languages in
1832 *) missing_languages="$missing_languages$i," ;;
1837 # Remove leading/trailing commas that were added for simplicity
1838 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1839 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1840 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1841 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1843 if test "x$missing_languages" != x; then
1845 The following requested languages could not be built: ${missing_languages}
1846 Supported languages are: ${potential_languages}])
1848 if test "x$new_enable_languages" != "x$enable_languages"; then
1849 echo The following languages will be built: ${new_enable_languages}
1850 enable_languages="$new_enable_languages"
1853 AC_SUBST(stage1_languages)
1854 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1857 # Handle --disable-<component> generically.
1858 for dir in $configdirs $build_configdirs $target_configdirs ; do
1859 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1860 varname=`echo $dirname | sed -e s/+/_/g`
1861 if eval test x\${enable_${varname}} "=" xno ; then
1862 noconfigdirs="$noconfigdirs $dir"
1866 # Check for Boehm's garbage collector
1867 AC_ARG_ENABLE(objc-gc,
1868 [AS_HELP_STRING([--enable-objc-gc],
1869 [enable use of Boehm's garbage collector with the
1870 GNU Objective-C runtime])],
1871 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1872 *,objc,*:*:yes:*target-boehm-gc*)
1873 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1877 # Make sure we only build Boehm's garbage collector if required.
1878 case ,${enable_languages},:${enable_objc_gc} in
1880 # Keep target-boehm-gc if requested for Objective-C.
1883 # Otherwise remove target-boehm-gc depending on target-libjava.
1884 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1885 noconfigdirs="$noconfigdirs target-boehm-gc"
1890 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1891 # $build_configdirs and $target_configdirs.
1892 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1895 for dir in . $skipdirs $noconfigdirs ; do
1896 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1897 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1898 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1899 if test -r $srcdir/$dirname/configure ; then
1900 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1903 notsupp="$notsupp $dir"
1907 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1908 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1909 if test -r $srcdir/$dirname/configure ; then
1910 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1913 notsupp="$notsupp $dir"
1917 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1918 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1919 if test -r $srcdir/$dirname/configure ; then
1920 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1923 notsupp="$notsupp $dir"
1929 # Sometimes the tools are distributed with libiberty but with no other
1930 # libraries. In that case, we don't want to build target-libiberty.
1931 # Don't let libgcc imply libiberty either.
1932 if test -n "${target_configdirs}" ; then
1935 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1936 if test "$i" = "libgcc"; then
1937 libgcc=target-libgcc
1938 elif test "$i" != "libiberty" ; then
1939 if test -r $srcdir/$i/configure ; then
1945 if test -z "${others}" ; then
1946 target_configdirs=$libgcc
1950 # Quietly strip out all directories which aren't configurable in this tree.
1951 # This relies on all configurable subdirectories being autoconfiscated, which
1953 build_configdirs_all="$build_configdirs"
1955 for i in ${build_configdirs_all} ; do
1956 j=`echo $i | sed -e s/build-//g`
1957 if test -f ${srcdir}/$j/configure ; then
1958 build_configdirs="${build_configdirs} $i"
1962 configdirs_all="$configdirs"
1964 for i in ${configdirs_all} ; do
1965 if test -f ${srcdir}/$i/configure ; then
1966 configdirs="${configdirs} $i"
1970 target_configdirs_all="$target_configdirs"
1972 for i in ${target_configdirs_all} ; do
1973 j=`echo $i | sed -e s/target-//g`
1974 if test -f ${srcdir}/$j/configure ; then
1975 target_configdirs="${target_configdirs} $i"
1979 # Produce a warning message for the subdirs we can't configure.
1980 # This isn't especially interesting in the Cygnus tree, but in the individual
1981 # FSF releases, it's important to let people know when their machine isn't
1982 # supported by the one or two programs in a package.
1984 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1985 # If $appdirs is non-empty, at least one of those directories must still
1986 # be configured, or we error out. (E.g., if the gas release supports a
1987 # specified target in some subdirs but not the gas subdir, we shouldn't
1988 # pretend that all is well.)
1989 if test -n "$appdirs" ; then
1990 for dir in $appdirs ; do
1991 if test -r $dir/Makefile.in ; then
1992 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1996 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
2002 if test -n "$appdirs" ; then
2003 echo "*** This configuration is not supported by this package." 1>&2
2007 # Okay, some application will build, or we don't care to check. Still
2008 # notify of subdirs not getting built.
2009 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2010 echo " ${notsupp}" 1>&2
2011 echo " (Any other directories should still work fine.)" 1>&2
2019 # To find our prefix, in gcc_cv_tool_prefix.
2024 AC_ARG_WITH([build-sysroot],
2025 [AS_HELP_STRING([--with-build-sysroot=SYSROOT],
2026 [use sysroot as the system root during the build])],
2027 [if test x"$withval" != x ; then
2028 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2030 [SYSROOT_CFLAGS_FOR_TARGET=])
2031 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2033 AC_ARG_WITH([debug-prefix-map],
2034 [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'],
2035 [map A to B, C to D ... in debug information])],
2036 [if test x"$withval" != x; then
2037 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2038 for debug_map in $withval; do
2039 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2042 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2043 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2045 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2046 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2047 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2048 # We want to ensure that TARGET libraries (which we know are built with
2049 # gcc) are built with "-O2 -g", so include those options when setting
2050 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2051 if test "x$CFLAGS_FOR_TARGET" = x; then
2052 CFLAGS_FOR_TARGET=$CFLAGS
2055 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2058 *" -g "* | *" -g3 "*) ;;
2059 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2062 AC_SUBST(CFLAGS_FOR_TARGET)
2064 if test "x$CXXFLAGS_FOR_TARGET" = x; then
2065 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2066 case " $CXXFLAGS " in
2068 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2070 case " $CXXFLAGS " in
2071 *" -g "* | *" -g3 "*) ;;
2072 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2075 AC_SUBST(CXXFLAGS_FOR_TARGET)
2077 # Handle --with-headers=XXX. If the value is not "yes", the contents of
2078 # the named directory are copied to $(tooldir)/sys-include.
2079 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2080 if test x${is_cross_compiler} = xno ; then
2081 echo 1>&2 '***' --with-headers is only supported when cross compiling
2084 if test x"${with_headers}" != xyes ; then
2085 x=${gcc_cv_tool_prefix}
2086 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
2090 # Handle --with-libs=XXX. If the value is not "yes", the contents of
2091 # the name directories are copied to $(tooldir)/lib. Multiple directories
2093 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2094 if test x${is_cross_compiler} = xno ; then
2095 echo 1>&2 '***' --with-libs is only supported when cross compiling
2098 if test x"${with_libs}" != xyes ; then
2099 # Copy the libraries in reverse order, so that files in the first named
2100 # library override files in subsequent libraries.
2101 x=${gcc_cv_tool_prefix}
2102 for l in ${with_libs}; do
2103 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
2108 # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2110 # This is done by determining whether or not the appropriate directory
2111 # is available, and by checking whether or not specific configurations
2112 # have requested that this magic not happen.
2114 # The command line options always override the explicit settings in
2115 # configure.in, and the settings in configure.in override this magic.
2117 # If the default for a toolchain is to use GNU as and ld, and you don't
2118 # want to do that, then you should use the --without-gnu-as and
2119 # --without-gnu-ld options for the configure script. Similarly, if
2120 # the default is to use the included zlib and you don't want to do that,
2121 # you should use the --with-system-zlib option for the configure script.
2123 if test x${use_gnu_as} = x &&
2124 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2126 extra_host_args="$extra_host_args --with-gnu-as"
2129 if test x${use_gnu_ld} = x &&
2130 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2132 extra_host_args="$extra_host_args --with-gnu-ld"
2135 if test x${use_included_zlib} = x &&
2136 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2139 with_system_zlib=yes
2140 extra_host_args="$extra_host_args --with-system-zlib"
2143 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2144 # can detect this case.
2146 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2148 extra_host_args="$extra_host_args --with-newlib"
2151 # Handle ${copy_dirs}
2152 set fnord ${copy_dirs}
2154 while test $# != 0 ; do
2155 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2158 echo Copying $1 to $2
2160 # Use the install script to create the directory and all required
2161 # parent directories.
2162 if test -d $2 ; then
2166 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2169 # Copy the directory, assuming we have tar.
2170 # FIXME: Should we use B in the second tar? Not all systems support it.
2171 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2173 # It is the responsibility of the user to correctly adjust all
2174 # symlinks. If somebody can figure out how to handle them correctly
2175 # here, feel free to add the code.
2182 # Determine a target-dependent exec_prefix that the installed
2183 # gcc will search in. Keep this list sorted by triplet, with
2184 # the *-*-osname triplets last.
2188 md_exec_prefix=/gnu/lib/gcc-lib
2190 i[[34567]]86-pc-msdosdjgpp*)
2191 md_exec_prefix=/dev/env/DJDIR/bin
2193 i[[34567]]86-*-sco3.2v5*)
2194 if test $with_gnu_as = yes; then
2195 md_exec_prefix=/usr/gnu/bin
2197 md_exec_prefix=/usr/ccs/bin/elf
2202 powerpc-*-chorusos* | \
2203 powerpc*-*-eabi* | \
2204 powerpc*-*-sysv* | \
2205 powerpc*-*-kaos* | \
2207 md_exec_prefix=/usr/ccs/bin
2212 md_exec_prefix=/usr/ccs/bin
2227 md_exec_prefix=/usr/ccs/bin
2231 extra_arflags_for_target=
2232 extra_nmflags_for_target=
2233 extra_ranlibflags_for_target=
2234 target_makefile_frag=/dev/null
2237 target_makefile_frag="config/mt-mep"
2240 target_makefile_frag="config/mt-spu"
2243 target_makefile_frag="config/mt-sde"
2245 mipsisa*-*-elfoabi*)
2246 target_makefile_frag="config/mt-mips-elfoabi"
2248 mips*-*-*linux* | mips*-*-gnu*)
2249 target_makefile_frag="config/mt-mips-gnu"
2252 target_makefile_frag="config/mt-netware"
2254 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2255 target_makefile_frag="config/mt-gnu"
2257 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2258 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2259 # commands to handle both 32-bit and 64-bit objects. These flags are
2260 # harmless if we're using GNU nm or ar.
2261 extra_arflags_for_target=" -X32_64"
2262 extra_nmflags_for_target=" -B -X32_64"
2265 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2266 extra_ranlibflags_for_target=" -c"
2268 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2269 target_makefile_frag="config/mt-wince"
2273 alphaieee_frag=/dev/null
2276 # This just makes sure to use the -mieee option to build target libs.
2277 # This should probably be set individually by each library.
2278 alphaieee_frag="config/mt-alphaieee"
2282 # If --enable-target-optspace always use -Os instead of -O2 to build
2283 # the target libraries, similarly if it is not specified, use -Os
2284 # on selected platforms.
2285 ospace_frag=/dev/null
2286 case "${enable_target_optspace}:${target}" in
2288 ospace_frag="config/mt-ospace"
2291 ospace_frag="config/mt-d30v"
2293 :m32r-* | :d10v-* | :fr30-*)
2294 ospace_frag="config/mt-ospace"
2299 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2303 # Default to using --with-stabs for certain targets.
2304 if test x${with_stabs} = x ; then
2306 mips*-*-irix[[56]]*)
2308 mips*-*-* | alpha*-*-osf*)
2310 extra_host_args="${extra_host_args} --with-stabs"
2315 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2316 # them automatically.
2319 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2323 # Some systems (e.g., one of the i386-aix systems the gas testers are
2324 # using) don't handle "\$" correctly, so don't use it here.
2325 tooldir='${exec_prefix}'/${target_noncanonical}
2326 build_tooldir=${tooldir}
2328 # Create a .gdbinit file which runs the one in srcdir
2329 # and tells GDB to look there for source files.
2331 if test -r ${srcdir}/.gdbinit ; then
2334 *) cat > ./.gdbinit <<EOF
2338 source ${srcdir}/.gdbinit
2344 # Make sure that the compiler is able to generate an executable. If it
2345 # can't, we are probably in trouble. We don't care whether we can run the
2346 # executable--we might be using a cross compiler--we only care whether it
2347 # can be created. At this point the main configure script has set CC.
2349 echo "int main () { return 0; }" > conftest.c
2350 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2351 if test $? = 0 ; then
2352 if test -s conftest || test -s conftest.exe ; then
2358 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2359 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2366 # The Solaris /usr/ucb/cc compiler does not appear to work.
2368 sparc-sun-solaris2*)
2369 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2370 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2372 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2373 if test -d /opt/cygnus/bin ; then
2374 if test "$could_use" = "" ; then
2375 could_use="/opt/cygnus/bin"
2377 could_use="$could_use or /opt/cygnus/bin"
2380 if test "$could_use" = "" ; then
2381 echo "Warning: compilation may fail because you're using"
2382 echo "/usr/ucb/cc. You should change your PATH or CC "
2383 echo "variable and rerun configure."
2385 echo "Warning: compilation may fail because you're using"
2386 echo "/usr/ucb/cc, when you should use the C compiler from"
2387 echo "$could_use. You should change your"
2388 echo "PATH or CC variable and rerun configure."
2394 # Decide which environment variable is used to find dynamic libraries.
2396 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2397 *-*-darwin*) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2398 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2399 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2402 # On systems where the dynamic library environment variable is PATH,
2403 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2404 # built executables to PATH.
2405 if test "$RPATH_ENVVAR" = PATH; then
2406 GCC_SHLIB_SUBDIR=/shlib
2411 # Record target_configdirs and the configure arguments for target and
2412 # build configuration in Makefile.
2413 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2414 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2416 # If we are building libgomp, bootstrap it.
2417 if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2418 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2421 # Determine whether gdb needs tk/tcl or not.
2422 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2423 # and in that case we want gdb to be built without tk. Ugh!
2424 # In fact I believe gdb is the *only* package directly dependent on tk,
2425 # so we should be able to put the 'maybe's in unconditionally and
2426 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2427 # 100% sure that that's safe though.
2429 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2430 case "$enable_gdbtk" in
2434 GDB_TK="${gdb_tk}" ;;
2436 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2437 # distro. Eventually someone will fix this and move Insight, nee
2438 # gdbtk to a separate directory.
2439 if test -d ${srcdir}/gdb/gdbtk ; then
2446 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2447 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2449 # Strip out unwanted targets.
2451 # While at that, we remove Makefiles if we were started for recursive
2452 # configuration, so that the top-level Makefile reconfigures them,
2453 # like we used to do when configure itself was recursive.
2455 # Loop over modules. We used to use the "$extrasub" feature from Autoconf
2456 # but now we're fixing up the Makefile ourselves with the additional
2457 # commands passed to AC_CONFIG_FILES. Use separate variables
2458 # extrasub-{build,host,target} not because there is any reason to split
2459 # the substitutions up that way, but only to remain below the limit of
2460 # 99 commands in a script, for HP-UX sed.
2461 # Do not nest @if/@endif pairs, because configure will not warn you at all.
2463 AC_ARG_ENABLE([bootstrap],
2464 [AS_HELP_STRING([--enable-bootstrap],
2465 [enable bootstrapping @<:@yes if native build@:>@])],,
2466 enable_bootstrap=default)
2468 # Issue errors and warnings for invalid/strange bootstrap combinations.
2469 case "$configdirs" in
2470 *gcc*) have_compiler=yes ;;
2471 *) have_compiler=no ;;
2474 case "$have_compiler:$host:$target:$enable_bootstrap" in
2477 # Default behavior. Enable bootstrap if we have a compiler
2478 # and we are in a native configuration.
2479 yes:$build:$build:default)
2480 enable_bootstrap=yes ;;
2483 enable_bootstrap=no ;;
2485 # We have a compiler and we are in a native configuration, bootstrap is ok
2486 yes:$build:$build:yes)
2489 # Other configurations, but we have a compiler. Assume the user knows
2492 AC_MSG_WARN([trying to bootstrap a cross compiler])
2495 # No compiler: if they passed --enable-bootstrap explicitly, fail
2497 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2499 # Fail if wrong command line
2501 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2505 case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2508 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2512 case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2513 yes:yes:*\ gold\ *:*,c++,*) ;;
2514 yes:yes:*\ gold\ *:*)
2515 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2519 # Adjust the toplevel makefile according to whether bootstrap was selected.
2520 case $enable_bootstrap in
2522 bootstrap_suffix=bootstrap
2523 BUILD_CONFIG=bootstrap-debug
2526 bootstrap_suffix=no-bootstrap
2531 AC_MSG_CHECKING(for default BUILD_CONFIG)
2533 AC_ARG_WITH([build-config],
2534 [AS_HELP_STRING([--with-build-config='NAME NAME2...'],
2535 [use config/NAME.mk build configuration])],
2536 [case $with_build_config in
2537 yes) with_build_config= ;;
2538 no) with_build_config= BUILD_CONFIG= ;;
2541 if test "x${with_build_config}" != x; then
2542 BUILD_CONFIG=$with_build_config
2544 case $BUILD_CONFIG in
2546 if echo "int f (void) { return 0; }" > conftest.c &&
2547 ${CC} -c conftest.c &&
2548 mv conftest.o conftest.o.g0 &&
2549 ${CC} -c -g conftest.c &&
2550 mv conftest.o conftest.o.g &&
2551 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
2556 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2560 AC_MSG_RESULT($BUILD_CONFIG)
2561 AC_SUBST(BUILD_CONFIG)
2564 for module in ${build_configdirs} ; do
2565 if test -z "${no_recursion}" \
2566 && test -f ${build_subdir}/${module}/Makefile; then
2567 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2568 rm -f ${build_subdir}/${module}/Makefile
2570 extrasub_build="$extrasub_build
2571 /^@if build-$module\$/d
2572 /^@endif build-$module\$/d
2573 /^@if build-$module-$bootstrap_suffix\$/d
2574 /^@endif build-$module-$bootstrap_suffix\$/d"
2577 for module in ${configdirs} ; do
2578 if test -z "${no_recursion}"; then
2579 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2580 if test -f ${file}; then
2581 echo 1>&2 "*** removing ${file} to force reconfigure"
2586 extrasub_host="$extrasub_host
2588 /^@endif $module\$/d
2589 /^@if $module-$bootstrap_suffix\$/d
2590 /^@endif $module-$bootstrap_suffix\$/d"
2593 for module in ${target_configdirs} ; do
2594 if test -z "${no_recursion}" \
2595 && test -f ${target_subdir}/${module}/Makefile; then
2596 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2597 rm -f ${target_subdir}/${module}/Makefile
2600 # We only bootstrap target libraries listed in bootstrap_target_libs.
2601 case $bootstrap_target_libs in
2602 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2603 *) target_bootstrap_suffix=no-bootstrap ;;
2606 extrasub_target="$extrasub_target
2607 /^@if target-$module\$/d
2608 /^@endif target-$module\$/d
2609 /^@if target-$module-$target_bootstrap_suffix\$/d
2610 /^@endif target-$module-$target_bootstrap_suffix\$/d"
2613 # Do the final fixup along with target modules.
2614 extrasub_target="$extrasub_target
2615 /^@if /,/^@endif /d"
2617 # Create the serialization dependencies. This uses a temporary file.
2619 AC_ARG_ENABLE([serial-configure],
2620 [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]],
2621 [force sequential configuration of
2622 sub-packages for the host, target or build
2623 machine, or all sub-packages])])
2625 case ${enable_serial_configure} in
2627 enable_serial_build_configure=yes
2628 enable_serial_host_configure=yes
2629 enable_serial_target_configure=yes
2633 # These force 'configure's to be done one at a time, to avoid problems
2634 # with contention over a shared config.cache.
2636 echo '# serdep.tmp' > serdep.tmp
2638 test "x${enable_serial_build_configure}" = xyes &&
2639 for item in ${build_configdirs} ; do
2642 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2647 test "x${enable_serial_host_configure}" = xyes &&
2648 for item in ${configdirs} ; do
2651 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2656 test "x${enable_serial_target_configure}" = xyes &&
2657 for item in ${target_configdirs} ; do
2660 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2664 serialization_dependencies=serdep.tmp
2665 AC_SUBST_FILE(serialization_dependencies)
2667 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2668 # target, nonopt, and variable assignments. These are the ones we
2669 # might not want to pass down to subconfigures. The exception being
2670 # --cache-file=/dev/null, which is used to turn off the use of cache
2671 # files altogether, and which should be passed on to subconfigures.
2672 # Also strip program-prefix, program-suffix, and program-transform-name,
2673 # so that we can pass down a consistent program-transform-name.
2678 eval "set -- $ac_configure_args"
2681 if test X"$skip_next" = X"yes"; then
2685 if test X"$keep_next" = X"yes"; then
2688 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2690 baseargs="$baseargs '$ac_arg'"
2691 tbaseargs="$tbaseargs '$ac_arg'"
2696 # Handle separated arguments. Based on the logic generated by
2699 *=* | --config-cache | -C | -disable-* | --disable-* \
2700 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2701 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2702 | -with-* | --with-* | -without-* | --without-* | --x)
2716 --with-* | --without-*)
2717 libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'`
2721 lib=`echo "$libopt" | sed 's,[-_]include$,,'`
2724 lib=`echo "$libopt" | sed 's,[-_]lib$,,'`
2733 mpc | mpfr | gmp | ppl | cloog)
2734 # If we're processing --with-$lib, --with-$lib-include or
2735 # --with-$lib-lib, for one of the libs above, and target is
2736 # different from host, don't pass the current argument to any
2737 # target library's configure.
2738 if test x$is_cross_compiler = xyes; then
2747 --cache-file=/dev/null | \
2748 -cache-file=/dev/null )
2749 # Handled here to avoid the test to skip args below.
2750 baseargs="$baseargs '$ac_arg'"
2751 tbaseargs="$tbaseargs '$ac_arg'"
2752 # Assert: $separate_arg should always be no.
2753 keep_next=$separate_arg
2769 -program-prefix* | \
2770 -program-suffix* | \
2771 -program-transform-name* )
2772 skip_next=$separate_arg
2776 # An option. Add it.
2779 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2781 baseargs="$baseargs '$ac_arg'"
2782 if test X"$skip_targ" = Xno; then
2783 tbaseargs="$tbaseargs '$ac_arg'"
2785 keep_next=$separate_arg
2788 # Either a variable assignment, or a nonopt (triplet). Don't
2789 # pass it down; let the Makefile handle this.
2794 # Remove the initial space we just introduced and, as these will be
2795 # expanded by make, quote '$'.
2796 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2798 # Add in --program-transform-name, after --program-prefix and
2799 # --program-suffix have been applied to it. Autoconf has already
2800 # doubled dollar signs and backslashes in program_transform_name; we want
2801 # the backslashes un-doubled, and then the entire thing wrapped in single
2802 # quotes, because this will be expanded first by make and then by the shell.
2803 # Also, because we want to override the logic in subdir configure scripts to
2804 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2805 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2806 ${program_transform_name}
2808 gcc_transform_name=`cat conftestsed.out`
2809 rm -f conftestsed.out
2810 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2811 tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'"
2812 if test "$silent" = yes; then
2813 baseargs="$baseargs --silent"
2814 tbaseargs="$tbaseargs --silent"
2816 baseargs="$baseargs --disable-option-checking"
2817 tbaseargs="$tbaseargs --disable-option-checking"
2819 # Record and document user additions to sub configure arguments.
2820 AC_ARG_VAR([build_configargs],
2821 [additional configure arguments for build directories])
2822 AC_ARG_VAR([host_configargs],
2823 [additional configure arguments for host directories])
2824 AC_ARG_VAR([target_configargs],
2825 [additional configure arguments for target directories])
2827 # For the build-side libraries, we just need to pretend we're native,
2828 # and not use the same cache file. Multilibs are neither needed nor
2830 build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
2832 # For host modules, accept cache file option, or specification as blank.
2833 case "${cache_file}" in
2835 cache_file_option="" ;;
2836 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2837 cache_file_option="--cache-file=${cache_file}" ;;
2839 cache_file_option="--cache-file=../${cache_file}" ;;
2842 # Host dirs don't like to share a cache file either, horribly enough.
2843 # This seems to be due to autoconf 2.5x stupidity.
2844 host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
2846 target_configargs="$target_configargs ${tbaseargs}"
2848 # Passing a --with-cross-host argument lets the target libraries know
2849 # whether they are being built with a cross-compiler or being built
2850 # native. However, it would be better to use other mechanisms to make the
2851 # sorts of decisions they want to make on this basis. Please consider
2852 # this option to be deprecated. FIXME.
2853 if test x${is_cross_compiler} = xyes ; then
2854 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2857 # Default to --enable-multilib.
2858 if test x${enable_multilib} = x ; then
2859 target_configargs="--enable-multilib ${target_configargs}"
2862 # Pass --with-newlib if appropriate. Note that target_configdirs has
2863 # changed from the earlier setting of with_newlib.
2864 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2865 target_configargs="--with-newlib ${target_configargs}"
2868 # Different target subdirs use different values of certain variables
2869 # (notably CXX). Worse, multilibs use *lots* of different values.
2870 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2871 # it doesn't automatically accept command-line overrides of them.
2872 # This means it's not safe for target subdirs to share a cache file,
2873 # which is disgusting, but there you have it. Hopefully this can be
2874 # fixed in future. It's still worthwhile to use a cache file for each
2875 # directory. I think.
2877 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2878 # We need to pass --target, as newer autoconf's requires consistency
2879 # for target_alias and gcc doesn't manage it consistently.
2880 target_configargs="--cache-file=./config.cache ${target_configargs}"
2883 case " $target_configdirs " in
2885 case " $target_configargs " in
2886 *" --with-newlib "*)
2889 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 $$s/winsup/w32api/include'
2893 # If we're not building GCC, don't discard standard headers.
2894 if test -d ${srcdir}/gcc; then
2895 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2897 if test "${build}" != "${host}"; then
2898 # On Canadian crosses, CC_FOR_TARGET will have already been set
2899 # by `configure', so we won't have an opportunity to add -Bgcc/
2900 # to it. This is right: we don't want to search that directory
2901 # for binaries, but we want the header files in there, so add
2903 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
2905 # Someone might think of using the pre-installed headers on
2906 # Canadian crosses, in case the installed compiler is not fully
2907 # compatible with the compiler being built. In this case, it
2908 # would be better to flag an error than risking having
2909 # incompatible object files being constructed. We can't
2910 # guarantee that an error will be flagged, but let's hope the
2911 # compiler will do it, when presented with incompatible header
2916 case "${target}-${is_cross_compiler}" in
2917 i[[3456789]]86-*-linux*-no)
2918 # Here host == target, so we don't need to build gcc,
2919 # so we don't want to discard standard headers.
2920 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2923 # If we're building newlib, use its generic headers last, but search
2924 # for any libc-related directories first (so make it the last -B
2926 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2928 # If we're building libgloss, find the startup file, simulator library
2929 # and linker script.
2930 case " $target_configdirs " in
2932 # Look for startup file, simulator library and maybe linker script.
2933 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
2934 # Look for libnosys.a in case the target needs it.
2935 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2936 # Most targets have the linker script in the source directory.
2937 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
2948 x86_64-*mingw* | *-w64-mingw*)
2949 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
2950 # however, use a symlink named 'mingw' in ${prefix} .
2951 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
2954 # MinGW can't be handled as Cygwin above since it does not use newlib.
2955 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
2959 # Allow the user to override the flags for
2960 # our build compiler if desired.
2961 if test x"${build}" = x"${host}" ; then
2962 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2963 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
2964 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
2967 # On Canadian crosses, we'll be searching the right directories for
2968 # the previously-installed cross compiler, so don't bother to add
2969 # flags for directories within the install tree of the compiler
2970 # being built; programs in there won't even run.
2971 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2972 # Search for pre-installed headers if nothing else fits.
2973 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2976 if test "x${use_gnu_ld}" = x &&
2977 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2978 # Arrange for us to find uninstalled linker scripts.
2979 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2982 # Search for other target-specific linker scripts and such.
2985 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
2989 # Makefile fragments.
2990 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2992 eval fragval=\$$frag
2993 if test $fragval != /dev/null; then
2994 eval $frag=${srcdir}/$fragval
2997 AC_SUBST_FILE(host_makefile_frag)
2998 AC_SUBST_FILE(target_makefile_frag)
2999 AC_SUBST_FILE(alphaieee_frag)
3000 AC_SUBST_FILE(ospace_frag)
3002 # Miscellanea: directories, flags, etc.
3003 AC_SUBST(RPATH_ENVVAR)
3004 AC_SUBST(GCC_SHLIB_SUBDIR)
3006 AC_SUBST(build_tooldir)
3007 AC_SUBST(CONFIGURE_GDB_TK)
3009 AC_SUBST(INSTALL_GDB_TK)
3011 # Build module lists & subconfigure args.
3012 AC_SUBST(build_configargs)
3013 AC_SUBST(build_configdirs)
3015 # Host module lists & subconfigure args.
3016 AC_SUBST(host_configargs)
3017 AC_SUBST(configdirs)
3018 AC_SUBST(target_configdirs)
3020 # Target module lists & subconfigure args.
3021 AC_SUBST(target_configargs)
3025 AC_SUBST(AR_FOR_BUILD)
3026 AC_SUBST(AS_FOR_BUILD)
3027 AC_SUBST(CC_FOR_BUILD)
3028 AC_SUBST(CFLAGS_FOR_BUILD)
3029 AC_SUBST(CXXFLAGS_FOR_BUILD)
3030 AC_SUBST(CXX_FOR_BUILD)
3031 AC_SUBST(DLLTOOL_FOR_BUILD)
3032 AC_SUBST(GCJ_FOR_BUILD)
3033 AC_SUBST(GFORTRAN_FOR_BUILD)
3034 AC_SUBST(GOC_FOR_BUILD)
3035 AC_SUBST(LDFLAGS_FOR_BUILD)
3036 AC_SUBST(LD_FOR_BUILD)
3037 AC_SUBST(NM_FOR_BUILD)
3038 AC_SUBST(RANLIB_FOR_BUILD)
3039 AC_SUBST(WINDMC_FOR_BUILD)
3040 AC_SUBST(WINDRES_FOR_BUILD)
3041 AC_SUBST(config_shell)
3043 # Generate default definitions for YACC, M4, LEX and other programs that run
3044 # on the build machine. These are used if the Makefile can't locate these
3045 # programs in objdir.
3046 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3048 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3049 case " $build_configdirs " in
3050 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3051 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3054 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3055 case " $build_configdirs " in
3056 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3059 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3060 case " $build_configdirs " in
3061 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3064 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3065 case " $build_configdirs " in
3066 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3067 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3070 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3071 case " $build_configdirs " in
3072 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3075 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3076 case " $build_configdirs " in
3077 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3080 # For an installed makeinfo, we require it to be from texinfo 4.7 or
3081 # higher, else we use the "missing" dummy.
3082 if ${MAKEINFO} --version \
3083 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
3086 MAKEINFO="$MISSING makeinfo"
3092 # FIXME: expect and dejagnu may become build tools?
3094 AC_CHECK_PROGS(EXPECT, expect, expect)
3095 case " $configdirs " in
3097 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3101 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3102 case " $configdirs " in
3104 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
3110 NCN_STRICT_CHECK_TOOLS(AR, ar)
3111 NCN_STRICT_CHECK_TOOLS(AS, as)
3112 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3113 NCN_STRICT_CHECK_TOOLS(LD, ld)
3114 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
3115 NCN_STRICT_CHECK_TOOLS(NM, nm)
3116 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3117 NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
3118 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
3119 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
3120 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3121 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
3128 AC_ARG_WITH([build-time-tools],
3129 [AS_HELP_STRING([--with-build-time-tools=PATH],
3130 [use given path to find target tools during the build])],
3131 [case x"$withval" in
3134 with_build_time_tools=
3135 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3138 [with_build_time_tools=])
3140 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3141 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
3142 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3143 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3144 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
3145 NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
3147 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3148 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3149 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3150 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3151 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3152 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3153 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3154 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
3155 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3156 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
3157 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
3159 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3161 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3162 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3163 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3164 dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
3165 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3166 [gcc/g++ -B$$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],
3168 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3169 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3171 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3172 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3173 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3174 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3175 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3176 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3177 GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
3178 [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
3179 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3180 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3181 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3182 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3183 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3184 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
3185 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
3186 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
3188 AC_SUBST(FLAGS_FOR_TARGET)
3189 AC_SUBST(RAW_CXX_FOR_TARGET)
3191 # Certain tools may need extra flags.
3192 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3193 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3194 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
3196 # When building target libraries, except in a Canadian cross, we use
3197 # the same toolchain as the compiler we just built.
3198 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3199 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3200 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3201 if test $host = $build; then
3202 case " $configdirs " in
3204 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3205 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3206 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3211 AC_SUBST(COMPILER_AS_FOR_TARGET)
3212 AC_SUBST(COMPILER_LD_FOR_TARGET)
3213 AC_SUBST(COMPILER_NM_FOR_TARGET)
3215 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3216 AC_ARG_ENABLE(maintainer-mode,
3217 [AS_HELP_STRING([--enable-maintainer-mode],
3218 [enable make rules and dependencies not useful
3219 (and sometimes confusing) to the casual installer])],
3220 USE_MAINTAINER_MODE=$enableval,
3221 USE_MAINTAINER_MODE=no)
3222 AC_MSG_RESULT($USE_MAINTAINER_MODE)
3223 AC_SUBST(MAINTAINER_MODE_TRUE)
3224 AC_SUBST(MAINTAINER_MODE_FALSE)
3225 if test "$USE_MAINTAINER_MODE" = yes; then
3226 MAINTAINER_MODE_TRUE=
3227 MAINTAINER_MODE_FALSE='#'
3229 MAINTAINER_MODE_TRUE='#'
3230 MAINTAINER_MODE_FALSE=
3232 MAINT=$MAINTAINER_MODE_TRUE
3235 # ---------------------
3236 # GCC bootstrap support
3237 # ---------------------
3239 # Stage specific cflags for build.
3244 yes) stage1_cflags="-g -Wa,-J" ;;
3245 *) stage1_cflags="-g -J" ;;
3249 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
3250 if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
3251 saved_CFLAGS="$CFLAGS"
3253 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3254 CFLAGS="$CFLAGS -fkeep-inline-functions"
3255 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
3257 #if (__GNUC__ < 3) \
3258 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3259 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3260 #error http://gcc.gnu.org/PR29382
3263 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3264 [AC_MSG_RESULT([no])])
3266 CFLAGS="$saved_CFLAGS"
3269 AC_SUBST(stage1_cflags)
3271 # Enable --enable-checking in stage1 of the compiler.
3272 AC_ARG_ENABLE(stage1-checking,
3273 [AS_HELP_STRING([[--enable-stage1-checking[=all]]],
3274 [choose additional checking for stage1 of the compiler])],
3275 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3276 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3277 stage1_checking=--enable-checking=yes,types
3279 stage1_checking=--enable-checking=$enable_checking,types
3281 AC_SUBST(stage1_checking)
3283 # Enable -Werror in bootstrap stage2 and later.
3284 AC_ARG_ENABLE(werror,
3285 [AS_HELP_STRING([--enable-werror],
3286 [enable -Werror in bootstrap stage2 and later])], [],
3287 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3292 case ${enable_werror} in
3293 yes) stage2_werror_flag="--enable-werror-always" ;;
3294 *) stage2_werror_flag="" ;;
3296 AC_SUBST(stage2_werror_flag)
3298 # Specify what files to not compare during bootstrap.
3300 compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3302 hppa*64*-*-hpux*) ;;
3303 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3305 case " $configdirs " in
3306 *" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3308 AC_SUBST(compare_exclusions)
3310 AC_CONFIG_FILES([Makefile],
3311 [sed "$extrasub_build" Makefile |
3312 sed "$extrasub_host" |
3313 sed "$extrasub_target" > mf$$
3314 mv -f mf$$ Makefile],
3315 [extrasub_build="$extrasub_build"
3316 extrasub_host="$extrasub_host"
3317 extrasub_target="$extrasub_target"])