1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2 # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation,
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 2 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; if not, write to the Free Software
17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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)
26 AC_INIT(move-if-change)
30 # if PWD already has a value, it is probably wrong.
31 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
33 # Export original configure arguments for use by sub-configures.
34 # Quote arguments with shell meta charatcers.
35 TOPLEVEL_CONFIGURE_ARGUMENTS=
36 set -- "$progname" "$@"
40 *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
41 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
42 # if the argument is of the form -foo=baz, quote the baz part only
43 ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
46 # Add the quoted argument to the list.
47 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
49 if test "$silent" = yes; then
50 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
52 # Remove the initial space we just introduced and, as these will be
53 # expanded by make, quote '$'.
54 TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
55 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
57 # Find the build, host, and target systems.
58 ACX_NONCANONICAL_BUILD
60 ACX_NONCANONICAL_TARGET
62 dnl Autoconf 2.5x and later will set a default program prefix if
63 dnl --target was used, even if it was the same as --host. Disable
64 dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
66 test "$host_noncanonical" = "$target_noncanonical" &&
67 test "$program_prefix$program_suffix$program_transform_name" = \
69 program_transform_name=s,y,y,
74 m4_pattern_allow([^AS_FOR_TARGET$])dnl
75 m4_pattern_allow([^AS_FOR_BUILD$])dnl
77 # Get 'install' or 'install-sh' and its variants.
82 ### we might need to use some other shell than /bin/sh for running subshells
83 ### If we are on Windows, search for the shell. This will permit people
84 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
85 ### without also having to set CONFIG_SHELL. This code will work when
86 ### using bash, which sets OSTYPE.
89 if test x${CONFIG_SHELL} = x ; then
90 if test ! -f /bin/sh ; then
91 if test x${SHELL} != x && test -f ${SHELL} ; then
95 for prog in sh sh.exe bash bash.exe; do
96 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
98 test -z "$dir" && dir=.
99 if test -f $dir/$prog; then
100 CONFIG_SHELL=$dir/$prog
106 test -n "${CONFIG_SHELL}" && break
114 config_shell=${CONFIG_SHELL-/bin/sh}
116 moveifchange=${srcdir}/move-if-change
118 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
120 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
122 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
123 INSTALL="${srcpwd}/install-sh -c"
126 # Set srcdir to "." if that's what it is.
127 # This is important for multilib support.
129 if test "${pwd}" = "${srcpwd}" ; then
137 ### To add a new directory to the tree, first choose whether it is a target
138 ### or a host dependent tool. Then put it into the appropriate list
139 ### (library or tools, host or target), doing a dependency sort.
141 # Subdirs will be configured in the order listed in build_configdirs,
142 # configdirs, or target_configdirs; see the serialization section below.
144 # Dependency sorting is only needed when *configuration* must be done in
145 # a particular order. In all cases a dependency should be specified in
146 # the Makefile, whether or not it's implicitly specified here.
148 # Double entries in build_configdirs, configdirs, or target_configdirs may
149 # cause circular dependencies and break everything horribly.
151 # these library is used by various programs built for the build
154 build_libs="build-libiberty"
156 # these tools are built for the build environment
157 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
159 # these libraries are used by various programs built for the host environment
161 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr ppl cloog"
163 # these tools are built for the host environment
164 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
165 # know that we are building the simulator.
166 # binutils, gas and ld appear in that order because it makes sense to run
167 # "make check" in that particular order.
168 # If --enable-gold is used, "gold" will replace "ld".
169 host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
171 # libgcj represents the runtime libraries only used by gcj.
172 libgcj="target-libffi \
177 # these libraries are built for the target environment, and are built after
178 # the host libraries and the host tools (which may be a cross compiler)
180 target_libraries="target-libgcc \
185 target-libstdc++-v3 \
194 # these tools are built using the target libraries, and are intended to
195 # run only in the target environment
197 # note: any program that *uses* libraries that are in the "target_libraries"
198 # list belongs in this list. those programs are also very likely
199 # candidates for the "native_only" list which follows
201 target_tools="target-examples target-groff target-gperf target-rda"
203 ################################################################################
205 ## All tools belong in one of the four categories, and are assigned above
206 ## We assign ${configdirs} this way to remove all embedded newlines. This
207 ## is important because configure will choke if they ever get through.
208 ## ${configdirs} is directories we build using the host tools.
209 ## ${target_configdirs} is directories we build using the target tools.
210 configdirs=`echo ${host_libs} ${host_tools}`
211 target_configdirs=`echo ${target_libraries} ${target_tools}`
212 build_configdirs=`echo ${build_libs} ${build_tools}`
214 m4_divert_text([PARSE_ARGS],
215 [ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
218 ################################################################################
220 srcname="gnu development package"
222 # This gets set non-empty for some net releases of packages.
225 # Define is_cross_compiler to save on calls to 'test'.
227 if test x"${host}" = x"${target}" ; then
230 is_cross_compiler=yes
233 # Find the build and target subdir names.
236 # Skipdirs are removed silently.
238 # Noconfigdirs are removed loudly.
242 # Make sure we don't let GNU ld be added if we didn't want it.
243 if test x$with_gnu_ld = xno ; then
245 noconfigdirs="$noconfigdirs ld gold"
249 # Make sure we don't let GNU as be added if we didn't want it.
250 if test x$with_gnu_as = xno ; then
252 noconfigdirs="$noconfigdirs gas"
255 # some tools are so dependent upon X11 that if we're not building with X,
256 # it's not even worth trying to configure, much less build, that tool.
259 yes | "") ;; # the default value for this tree is that X11 is available
261 skipdirs="${skipdirs} tk itcl libgui"
262 # We won't be able to build gdbtk without X.
265 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
268 # Some tools are only suitable for building in a "native" situation.
269 # Remove these if host!=target.
270 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"
272 # Similarly, some are only suitable for cross toolchains.
273 # Remove these if host=target.
274 cross_only="target-libgloss target-newlib target-opcodes"
276 case $is_cross_compiler in
277 no) skipdirs="${skipdirs} ${cross_only}" ;;
278 yes) skipdirs="${skipdirs} ${native_only}" ;;
281 # If both --with-headers and --with-libs are specified, default to
283 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
284 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
285 if test x"${with_newlib}" = x ; then
290 # Recognize --with-newlib/--without-newlib.
291 case ${with_newlib} in
292 no) skipdirs="${skipdirs} target-newlib" ;;
293 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
296 # Handle --enable-gold.
299 [ --enable-gold use gold instead of ld],
300 ENABLE_GOLD=$enableval,
302 if test "${ENABLE_GOLD}" = "yes"; then
303 # Check for ELF target.
306 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
307 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
308 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2*)
310 *-*-linux*aout* | *-*-linux*oldld*)
318 if test "$is_elf" = "yes"; then
319 # Check for target supported by gold.
321 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-*)
322 configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
328 # Configure extra directories which are host specific
332 configdirs="$configdirs libtermcap" ;;
335 # A target can indicate whether a language isn't supported for some reason.
336 # Only spaces may be used in this macro; not newlines or tabs.
337 unsupported_languages=
339 # Remove more programs from consideration, based on the host or
340 # target this usually means that a port of the program doesn't
345 noconfigdirs="$noconfigdirs byacc"
347 i[[3456789]]86-*-vsta)
348 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
350 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
351 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
354 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
356 i[[3456789]]86-*-mingw32*)
357 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
358 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
360 i[[3456789]]86-*-beos*)
361 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
364 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
367 noconfigdirs="$noconfigdirs rcs"
370 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
373 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
378 AC_ARG_ENABLE(libada,
379 [ --enable-libada build libada directory],
380 ENABLE_LIBADA=$enableval,
382 if test "${ENABLE_LIBADA}" != "yes" ; then
383 noconfigdirs="$noconfigdirs gnattools"
386 AC_ARG_ENABLE(libssp,
387 [ --enable-libssp build libssp directory],
388 ENABLE_LIBSSP=$enableval,
391 # Save it here so that, even in case of --enable-libgcj, if the Java
392 # front-end isn't enabled, we still get libgcj disabled.
394 case $enable_libgcj in
396 # If we reset it here, it won't get added to noconfigdirs in the
397 # target-specific build rules, so it will be forcibly enabled
398 # (unless the Java language itself isn't enabled).
402 # Make sure we get it printed in the list of not supported target libs.
403 noconfigdirs="$noconfigdirs ${libgcj}"
408 # Disable libmudflap on some systems.
409 if test x$enable_libmudflap = x ; then
411 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux*)
412 # Enable libmudflap by default in GNU and friends.
415 # Enable libmudflap by default in FreeBSD.
418 # Disable it by default everywhere else.
419 noconfigdirs="$noconfigdirs target-libmudflap"
424 # Disable libgomp on non POSIX hosted systems.
425 if test x$enable_libgomp = x ; then
426 # Enable libgomp by default on hosted POSIX systems.
428 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
430 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
432 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
434 *-*-darwin* | *-*-aix*)
437 noconfigdirs="$noconfigdirs target-libgomp"
442 # Default libgloss CPU subdirectory.
443 libgloss_dir="$target_cpu"
447 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
449 powerpc-*-darwin* | x86_64-*-darwin[[912]]*)
450 noconfigdirs="$noconfigdirs ld gas gdb gprof"
451 noconfigdirs="$noconfigdirs sim target-rda"
453 i[[3456789]]86-*-darwin*)
454 noconfigdirs="$noconfigdirs ld gas gprof"
455 noconfigdirs="$noconfigdirs sim target-rda"
458 noconfigdirs="$noconfigdirs ld gas gdb gprof"
459 noconfigdirs="$noconfigdirs sim target-rda"
460 noconfigdirs="$noconfigdirs ${libgcj}"
462 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
463 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
466 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
467 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
468 && test -f /usr/local/include/gmp.h; then
472 # Skip some stuff that's unsupported on some FreeBSD configurations.
477 noconfigdirs="$noconfigdirs ${libgcj}"
482 # Remove unsupported stuff on all kaOS configurations.
483 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
484 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
485 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
486 noconfigdirs="$noconfigdirs target-libgloss"
489 # Skip some stuff on all NetBSD configurations.
490 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
492 # Skip some stuff that's unsupported on some NetBSD configurations.
494 i*86-*-netbsdelf*) ;;
495 arm*-*-netbsdelf*) ;;
497 noconfigdirs="$noconfigdirs ${libgcj}"
502 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
505 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
507 # The tpf target doesn't support gdb yet.
509 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
512 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
515 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
518 # ld works, but does not support shared libraries.
519 # newlib is not 64 bit ready. I'm not sure about fileutils.
520 # gas doesn't generate exception information.
521 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
524 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
527 # newlib is not 64 bit ready
528 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
531 # newlib is not 64 bit ready
532 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
535 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
538 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
540 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
541 noconfigdirs="$noconfigdirs ${libgcj}"
542 noconfigdirs="$noconfigdirs target-examples"
543 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
544 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
545 noconfigdirs="$noconfigdirs expect dejagnu"
546 # the C++ libraries don't build on top of CE's C libraries
547 noconfigdirs="$noconfigdirs target-libstdc++-v3"
548 noconfigdirs="$noconfigdirs target-newlib"
550 *-*-cygwin*) ;; # keep gdb and readline
551 *) noconfigdirs="$noconfigdirs gdb readline"
557 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
561 arm-*-coff | strongarm-*-coff | xscale-*-coff)
562 noconfigdirs="$noconfigdirs ${libgcj}"
565 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
566 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
569 arm*-*-linux-gnueabi)
570 noconfigdirs="$noconfigdirs target-qthreads"
571 case ${with_newlib} in
572 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
577 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
581 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
584 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
587 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
590 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
593 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
596 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
599 noconfigdirs="$noconfigdirs gdb"
600 if test x${is_cross_compiler} != xno ; then
601 target_configdirs="${target_configdirs} target-bsp target-cygmon"
605 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
607 c54x*-*-* | tic54x-*-*)
608 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
611 noconfigdirs="$noconfigdirs ${libgcj} gdb"
613 cris-*-* | crisv32-*-*)
614 unsupported_languages="$unsupported_languages java"
617 unsupported_languages="$unsupported_languages fortran"
618 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
620 noconfigdirs="$noconfigdirs target-boehm-gc";;
622 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
624 unsupported_languages="$unsupported_languages fortran"
625 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
630 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
633 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
636 noconfigdirs="$noconfigdirs ${libgcj} gdb"
638 ep9312-*-elf | ep9312-*-coff)
642 noconfigdirs="$noconfigdirs ${libgcj} gdb"
645 noconfigdirs="$noconfigdirs ${libgcj}"
648 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
651 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
653 hppa1.1-*-osf* | hppa1.1-*-bsd* )
655 hppa*64*-*-linux* | parisc*64*-*-linux*)
656 # In this case, it's because the hppa64-linux target is for
657 # the kernel only at this point and has no libc, and thus no
658 # headers, crt*.o, etc., all of which are needed by these.
659 noconfigdirs="$noconfigdirs target-zlib"
661 parisc*-*-linux* | hppa*-*-linux*)
667 noconfigdirs="$noconfigdirs ${libgcj}"
670 noconfigdirs="$noconfigdirs ld shellutils"
676 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
677 # build on HP-UX 10.20.
678 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
681 noconfigdirs="$noconfigdirs ${libgcj} gdb"
684 # No gdb support yet.
685 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
688 # No gdb or ld support yet.
689 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
693 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
694 noconfigdirs="$noconfigdirs ${libgcj}"
697 i[[3456789]]86-*-linux*)
698 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
699 # not build java stuff by default.
702 noconfigdirs="$noconfigdirs ${libgcj}";;
705 # This section makes it possible to build newlib natively on linux.
706 # If we are using a cross compiler then don't configure newlib.
707 if test x${is_cross_compiler} != xno ; then
708 noconfigdirs="$noconfigdirs target-newlib"
710 noconfigdirs="$noconfigdirs target-libgloss"
711 # If we are not using a cross compiler, do configure newlib.
712 # Note however, that newlib will only be configured in this situation
713 # if the --with-newlib option has been given, because otherwise
714 # 'target-newlib' will appear in skipdirs.
716 i[[3456789]]86-*-mingw32*)
717 target_configdirs="$target_configdirs target-winsup"
718 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
721 target_configdirs="$target_configdirs target-winsup"
722 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
725 target_configdirs="$target_configdirs target-libtermcap target-winsup"
726 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
727 # always build newlib if winsup directory is present.
728 if test -d "$srcdir/winsup/cygwin"; then
729 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
730 elif test -d "$srcdir/newlib"; then
731 echo "Warning: winsup/cygwin is missing so newlib can't be built."
734 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
735 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
738 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
740 i[[3456789]]86-*-sco3.2v5*)
741 # The linker does not yet know about weak symbols in COFF,
742 # and is not configured to handle mixed ELF and COFF.
743 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
745 i[[3456789]]86-*-sco*)
746 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
748 i[[3456789]]86-*-solaris2*)
749 noconfigdirs="$noconfigdirs target-libgloss"
751 i[[3456789]]86-*-sysv4*)
752 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
754 i[[3456789]]86-*-beos*)
755 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
757 i[[3456789]]86-*-rdos*)
758 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
761 noconfigdirs="$noconfigdirs ${libgcj}"
763 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
764 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
768 noconfigdirs="$noconfigdirs ${libgcj}"
771 noconfigdirs="$noconfigdirs ${libgcj}"
777 # The EPOC C++ environment does not support exceptions or rtti,
778 # and so building libstdc++-v3 tends not to always work.
779 noconfigdirs="$noconfigdirs target-libstdc++-v3"
782 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
783 unsupported_languages="$unsupported_languages fortran java"
786 noconfigdirs="$noconfigdirs ${libgcj}"
789 noconfigdirs="$noconfigdirs ${libgcj}"
792 noconfigdirs="$noconfigdirs sim"
795 # copied from rs6000-*-* entry
796 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
798 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
799 target_configdirs="$target_configdirs target-winsup"
800 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
801 # always build newlib.
802 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
804 # This is temporary until we can link against shared libraries
805 powerpcle-*-solaris*)
806 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
810 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
813 noconfigdirs="$noconfigdirs ${libgcj}"
816 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
820 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
823 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
826 noconfigdirs="$noconfigdirs gprof ${libgcj}"
829 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
832 skipdirs="$skipdirs target-libiberty"
833 noconfigdirs="$noconfigdirs ${libgcj}"
834 if test x$with_newlib = xyes; then
835 noconfigdirs="$noconfigdirs gprof"
840 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
843 # Linking libjava exceeds command-line length limits on at least
844 # IRIX 6.2, but not on IRIX 6.5.
845 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
846 # <oldham@codesourcery.com>
847 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
850 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
853 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
856 noconfigdirs="$noconfigdirs gprof ${libgcj}"
860 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
864 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
865 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
866 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
867 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
869 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
871 sparclet-*-aout* | sparc86x-*-*)
875 noconfigdirs="$noconfigdirs ${libgcj}"
878 noconfigdirs="$noconfigdirs ${libgcj}"
882 noconfigdirs="$noconfigdirs ${libgcj}"
886 noconfigdirs="$noconfigdirs ${libgcj}"
887 if test x${is_cross_compiler} != xno ; then
888 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
893 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
894 noconfigdirs="$noconfigdirs ${libgcj}"
896 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
899 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
902 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
905 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
908 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
911 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
914 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
917 noconfigdirs="$noconfigdirs ${libgcj}"
920 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
922 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
923 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
926 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
929 noconfigdirs="$noconfigdirs ${libgcj}"
933 # If we aren't building newlib, then don't build libgloss, since libgloss
934 # depends upon some newlib header files.
935 case "${noconfigdirs}" in
936 *target-libgloss*) ;;
937 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
940 # Work in distributions that contain no compiler tools, like Autoconf.
942 host_makefile_frag=/dev/null
943 if test -d ${srcdir}/config ; then
946 # Avoid "too much defining" errors from HPUX compiler.
947 tentative_cc="cc -Wp,-H256000"
948 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
949 # If it's HP/UX ar, this should be harmless.
953 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
956 #None of the Apollo compilers can compile gas or binutils. The preprocessor
957 # chokes on bfd, the compiler won't let you assign integers to enums, and
958 # other problems. Defining CC to gcc is a questionable way to say "don't use
959 # the apollo compiler" (the preferred version of GCC could be called cc,
960 # or whatever), but I'm not sure leaving CC as cc is any better...
961 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
962 # Used to have BISON=yacc.
966 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
969 # Under CX/UX, we want to tell the compiler to use ANSI mode.
970 tentative_cc="cc -Xa"
971 host_makefile_frag="config/mh-cxux"
976 tentative_cc="cc -Wf,-XNg1000"
977 host_makefile_frag="config/mh-decstation"
980 # The C compiler on NEC MIPS SVR4 needs bigger tables.
981 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
982 host_makefile_frag="config/mh-necv4"
985 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
986 # environment. Also bump switch table size so that cp-parse will
987 # compile. Bump string length limit so linker builds.
988 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
991 host_makefile_frag="config/mh-sysv4"
994 # This is for a MIPS running RISC/os 4.52C.
996 # This is needed for GDB, but needs to be in the top-level make because
997 # if a library is compiled with the bsd headers and gets linked with the
998 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1000 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1001 # known except to select the sysv environment. Could we use /proc instead?
1002 # These "sysv environments" and "bsd environments" often end up being a pain.
1004 # This is not part of CFLAGS because perhaps not all C compilers have this
1006 tentative_cc="cc -systype sysv"
1011 i[[3456789]]86-*-sysv5*)
1012 host_makefile_frag="config/mh-sysv5"
1014 i[[3456789]]86-*-dgux*)
1015 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1016 host_makefile_frag="config/mh-dgux386"
1018 i[[3456789]]86-ncr-sysv4.3*)
1019 # The MetaWare compiler will generate a copyright message unless you
1020 # turn it off by adding the -Hnocopyr flag.
1021 tentative_cc="cc -Hnocopyr"
1023 i[[3456789]]86-ncr-sysv4*)
1024 # for an NCR 3000 (i486/SVR4) system.
1025 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1026 # This compiler not only emits obnoxious copyright messages every time
1027 # you run it, but it chokes and dies on a whole bunch of GNU source
1028 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1029 tentative_cc="/usr/ccs/ATT/cc"
1030 host_makefile_frag="config/mh-ncr3000"
1032 i[[3456789]]86-*-sco3.2v5*)
1034 i[[3456789]]86-*-sco*)
1035 # The native C compiler botches some simple uses of const. Unfortunately,
1036 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1037 tentative_cc="cc -Dconst="
1038 host_makefile_frag="config/mh-sco"
1040 i[[3456789]]86-*-udk*)
1041 host_makefile_frag="config/mh-sysv5"
1043 i[[3456789]]86-*-solaris2*)
1044 host_makefile_frag="config/mh-sysv4"
1046 i[[3456789]]86-*-msdosdjgpp*)
1047 host_makefile_frag="config/mh-djgpp"
1050 ACX_CHECK_CYGWIN_CAT_WORKS
1051 host_makefile_frag="config/mh-cygwin"
1054 host_makefile_frag="config/mh-mingw"
1057 host_makefile_frag="config/mh-interix"
1060 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1064 host_makefile_frag="config/mh-solaris"
1067 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1068 # without overflowing the jump tables (-J says to use a 32 bit table)
1069 tentative_cc="cc -J"
1072 tentative_cc="cc -Wp,-H256000"
1073 host_makefile_frag="config/mh-pa-hpux10"
1075 hppa*-hp-hpux* | hppa*-*-hiux*)
1076 tentative_cc="cc -Wp,-H256000"
1077 host_makefile_frag="config/mh-pa"
1080 host_makefile_frag="config/mh-pa"
1082 *-hp-hpux* | *-*-hiux*)
1083 tentative_cc="cc -Wp,-H256000"
1086 # /bin/cc is less than useful for our purposes. Always use GCC
1087 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1088 host_makefile_frag="config/mh-lynxrs6k"
1091 host_makefile_frag="config/mh-ppc-darwin"
1094 host_makefile_frag="config/mh-ppc-aix"
1097 host_makefile_frag="config/mh-ppc-aix"
1100 # /bin/cc is less than useful for our purposes. Always use GCC
1101 tentative_cc="/bin/gcc"
1104 host_makefile_frag="config/mh-sysv4"
1106 # This is placed last to prevent interfering with the cases above.
1108 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1109 host_makefile_frag="config/mh-x86omitfp"
1114 # If we aren't going to be using gcc, see if we can extract a definition
1115 # of CC from the fragment.
1116 # Actually, use the 'pre-extracted' version above.
1117 if test -z "${CC}" && test "${build}" = "${host}" ; then
1118 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1120 for dir in $PATH; do
1121 test -z "$dir" && dir=.
1122 if test -f $dir/gcc; then
1128 if test -z "${found}" && test -n "${tentative_cc}" ; then
1133 if test "${build}" != "${host}" ; then
1134 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1135 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1136 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1137 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1138 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1139 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1140 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1141 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1142 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1143 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1144 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1145 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1147 AR_FOR_BUILD="\$(AR)"
1148 AS_FOR_BUILD="\$(AS)"
1149 CC_FOR_BUILD="\$(CC)"
1150 CXX_FOR_BUILD="\$(CXX)"
1151 GCJ_FOR_BUILD="\$(GCJ)"
1152 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1153 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1154 LD_FOR_BUILD="\$(LD)"
1155 NM_FOR_BUILD="\$(NM)"
1156 RANLIB_FOR_BUILD="\$(RANLIB)"
1157 WINDRES_FOR_BUILD="\$(WINDRES)"
1158 WINDMC_FOR_BUILD="\$(WINDMC)"
1164 # We must set the default linker to the linker used by gcc for the correct
1165 # operation of libtool. If LD is not defined and we are using gcc, try to
1166 # set the LD default to the ld used by gcc.
1167 if test -z "$LD"; then
1168 if test "$GCC" = yes; then
1171 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1173 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1175 case $gcc_prog_ld in
1176 # Accept absolute paths.
1177 [[\\/]* | [A-Za-z]:[\\/]*)]
1178 LD="$gcc_prog_ld" ;;
1184 ACX_PROG_CMP_IGNORE_INITIAL
1186 # Check for GMP and MPFR
1187 gmplibs="-lmpfr -lgmp"
1191 # Specify a location for mpfr
1192 # check for this first so it ends up on the link line before gmp.
1193 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1194 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1195 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1197 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1198 Equivalent to --with-mpfr-include=PATH/include
1199 plus --with-mpfr-lib=PATH/lib])
1200 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1201 specify directory for installed MPFR include files])
1202 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1204 if test "x$with_mpfr" != x; then
1205 gmplibs="-L$with_mpfr/lib $gmplibs"
1206 gmpinc="-I$with_mpfr/include"
1208 if test "x$with_mpfr_include" != x; then
1209 gmpinc="-I$with_mpfr_include"
1211 if test "x$with_mpfr_lib" != x; then
1212 gmplibs="-L$with_mpfr_lib $gmplibs"
1214 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1215 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/.libs -L$$r/$(HOST_SUBDIR)/mpfr/_libs '"$gmplibs"
1216 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1217 # Do not test the mpfr version. Assume that it is sufficient, since
1218 # it is in the source tree, and the library has not been built yet
1219 # but it would be included on the link line in the version check below
1220 # hence making the test fail.
1224 # Specify a location for gmp
1225 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1226 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1227 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1229 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1230 Equivalent to --with-gmp-include=PATH/include
1231 plus --with-gmp-lib=PATH/lib])
1232 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1233 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1236 if test "x$with_gmp" != x; then
1237 gmplibs="-L$with_gmp/lib $gmplibs"
1238 gmpinc="-I$with_gmp/include $gmpinc"
1240 if test "x$with_gmp_include" != x; then
1241 gmpinc="-I$with_gmp_include $gmpinc"
1243 if test "x$with_gmp_lib" != x; then
1244 gmplibs="-L$with_gmp_lib $gmplibs"
1246 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1247 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/.libs -L$$r/$(HOST_SUBDIR)/gmp/_libs '"$gmplibs"
1248 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1249 # Do not test the gmp version. Assume that it is sufficient, since
1250 # it is in the source tree, and the library has not been built yet
1251 # but it would be included on the link line in the version check below
1252 # hence making the test fail.
1256 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1258 saved_CFLAGS="$CFLAGS"
1259 CFLAGS="$CFLAGS $gmpinc"
1260 # Check GMP actually works
1261 AC_MSG_CHECKING([for correct version of gmp.h])
1262 AC_TRY_COMPILE([#include "gmp.h"],[
1263 #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 1)
1266 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1268 if test x"$have_gmp" = xyes; then
1270 LIBS="$LIBS $gmplibs"
1271 dnl MPFR 2.3.0 is acceptable, but MPFR 2.3.2 is better.
1272 AC_MSG_CHECKING([for correct version of mpfr.h])
1273 AC_TRY_LINK([#include <gmp.h>
1274 #include <mpfr.h>],[
1275 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,0)
1283 mpfr_atan2 (n, n, x, GMP_RNDN);
1284 mpfr_erfc (n, x, GMP_RNDN);
1285 mpfr_subnormalize (x, t, GMP_RNDN);
1286 ], [AC_TRY_LINK([#include <gmp.h>
1287 #include <mpfr.h>],[
1288 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,2)
1291 mpfr_t n; mpfr_init(n);
1292 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1293 [AC_MSG_RESULT([no]); have_gmp=no])
1296 CFLAGS="$saved_CFLAGS"
1298 if test x$have_gmp != xyes; then
1299 AC_MSG_ERROR([Building GCC requires GMP 4.1+ and MPFR 2.3.2+.
1300 Try the --with-gmp and/or --with-mpfr options to specify their locations.
1301 Copies of these libraries' source code can be found at their respective
1302 hosting sites as well as at ftp://gcc.gnu.org/pub/gcc/infrastructure/.
1303 See also http://gcc.gnu.org/install/prerequisites.html for additional info.
1304 If you obtained GMP and/or MPFR from a vendor distribution package, make
1305 sure that you have installed both the libraries and the header files.
1306 They may be located in separate packages.])
1310 # Flags needed for both GMP and/or MPFR
1317 ppl_minor_version=10
1318 ppllibs=" -lppl_c -lppl -lgmpxx "
1321 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1322 Equivalent to --with-ppl-include=PATH/include
1323 plus --with-ppl-lib=PATH/lib])
1324 AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1325 AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1332 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
1333 pplinc="-I$with_ppl/include $pplinc"
1334 LIBS="$ppllibs $LIBS"
1337 if test "x$with_ppl_include" != x; then
1338 pplinc="-I$with_ppl_include $pplinc"
1340 if test "x$with_ppl_lib" != x; then
1341 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
1342 LIBS="$ppllibs $LIBS"
1344 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1345 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/.libs -L$$r/$(HOST_SUBDIR)/ppl/_libs -lppl_c -lppl -lgmpxx '
1346 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/include -I$$s/ppl/include '
1347 LIBS="$ppllibs $LIBS"
1350 AC_ARG_ENABLE(ppl-version-check,
1351 [ --disable-ppl-version-check disable check for PPL version],
1352 ENABLE_PPL_CHECK=$enableval,
1353 ENABLE_PPL_CHECK=yes)
1355 if test "${ENABLE_PPL_CHECK}" = "yes"; then
1356 saved_CFLAGS="$CFLAGS"
1357 CFLAGS="$CFLAGS $pplinc $gmpinc"
1358 AC_MSG_CHECKING([for version $ppl_major_version.$ppl_minor_version of PPL])
1359 AC_TRY_COMPILE([#include "ppl_c.h"],[
1360 #if PPL_VERSION_MAJOR != $ppl_major_version || PPL_VERSION_MINOR != $ppl_minor_version
1363 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ])
1364 CFLAGS="$saved_CFLAGS"
1367 # Flags needed for PPL
1373 clooglibs=" -lcloog "
1374 clooginc=" -DCLOOG_PPL_BACKEND "
1376 AC_ARG_WITH(cloog, [ --with-cloog=PATH Specify prefix directory for the installed CLooG-PPL package
1377 Equivalent to --with-cloog-include=PATH/include
1378 plus --with-cloog-lib=PATH/lib])
1379 AC_ARG_WITH(cloog_include, [ --with-cloog-include=PATH Specify directory for installed CLooG include files])
1380 AC_ARG_WITH(cloog_lib, [ --with-cloog-lib=PATH Specify the directory for the installed CLooG library])
1388 clooglibs="-L$with_cloog/lib -lcloog"
1389 clooginc="-I$with_cloog/include -DCLOOG_PPL_BACKEND "
1390 LIBS="$clooglibs $LIBS"
1393 if test "x$with_cloog_include" != x; then
1394 clooginc="-I$with_cloog_include -DCLOOG_PPL_BACKEND "
1396 if test "x$with_cloog_lib" != x; then
1397 clooglibs="-L$with_cloog_lib -lcloog"
1398 LIBS="$clooglibs $LIBS"
1400 if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
1401 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/.libs -L$$r/$(HOST_SUBDIR)/cloog/_libs -lcloog '
1402 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
1403 LIBS="$clooglibs $LIBS"
1406 AC_ARG_ENABLE(cloog-version-check,
1407 [ --disable-cloog-version-check disable check for CLooG version],
1408 ENABLE_CLOOG_CHECK=$enableval,
1409 ENABLE_CLOOG_CHECK=yes)
1411 if test "${ENABLE_CLOOG_CHECK}" = "yes"; then
1412 saved_CFLAGS="$CFLAGS"
1413 CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
1414 AC_MSG_CHECKING([for correct version of CLooG])
1415 AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1416 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15
1419 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
1420 CFLAGS="$saved_CFLAGS"
1423 # Flags needed for CLOOG
1428 # By default, C is the only stage 1 language.
1429 stage1_languages=,c,
1431 # Figure out what language subdirectories are present.
1432 # Look if the user specified --enable-languages="..."; if not, use
1433 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1435 # NB: embedded tabs in this IF block -- do not untabify
1436 if test -d ${srcdir}/gcc; then
1437 if test x"${enable_languages+set}" != xset; then
1438 if test x"${LANGUAGES+set}" = xset; then
1439 enable_languages="${LANGUAGES}"
1440 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1442 enable_languages=all
1445 if test x"${enable_languages}" = x ||
1446 test x"${enable_languages}" = xyes;
1448 echo configure.in: --enable-languages needs at least one language argument 1>&2
1452 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1454 # 'f95' is the old name for the 'fortran' language. We issue a warning
1455 # and make the substitution.
1456 case ,${enable_languages}, in
1458 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1459 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1463 # First scan to see if an enabled language requires some other language.
1464 # We assume that a given config-lang.in will list all the language
1465 # front ends it requires, even if some are required indirectly.
1466 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1467 case ${lang_frag} in
1469 # The odd quoting in the next line works around
1470 # an apparent bug in bash 1.12 on linux.
1471 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1473 # From the config-lang.in, get $language, $lang_requires
1477 for other in ${lang_requires} ; do
1478 case ,${enable_languages}, in
1482 echo " \`$other' language required by \`$language'; enabling" 1>&2
1483 enable_languages="${enable_languages},${other}"
1491 new_enable_languages=,c,
1492 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1493 potential_languages=,c,
1495 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1496 case ${lang_frag} in
1498 # The odd quoting in the next line works around
1499 # an apparent bug in bash 1.12 on linux.
1500 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1502 # From the config-lang.in, get $language, $target_libs,
1503 # $lang_dirs, $boot_language, and $build_by_default
1509 build_by_default=yes
1511 if test x${language} = x; then
1512 echo "${lang_frag} doesn't set \$language." 1>&2
1516 case ,${enable_languages}, in
1518 # Language was explicitly selected; include it.
1522 # 'all' was selected, select it if it is a default language
1523 add_this_lang=${build_by_default}
1530 # Disable languages that need other directories if these aren't available.
1531 for i in $subdir_requires; do
1532 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1533 case ,${enable_languages}, in
1535 # Specifically requested language; tell them.
1536 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1540 add_this_lang=unsupported
1545 # Disable Ada if no preexisting GNAT is available.
1546 case ,${enable_languages},:${language}:${have_gnat} in
1547 *,${language},*:ada:no)
1548 # Specifically requested language; tell them.
1549 AC_MSG_ERROR([GNAT is required to build $language])
1553 add_this_lang=unsupported
1557 # Disable a language that is unsupported by the target.
1558 case " $unsupported_languages " in
1560 add_this_lang=unsupported
1564 case $add_this_lang in
1566 # Remove language-dependent dirs.
1567 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1570 # Remove language-dependent dirs; still show language as supported.
1571 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1572 potential_languages="${potential_languages}${language},"
1575 new_enable_languages="${new_enable_languages}${language},"
1576 potential_languages="${potential_languages}${language},"
1577 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1578 case ${boot_language} in
1580 # Add to (comma-separated) list of stage 1 languages.
1581 stage1_languages="${stage1_languages}${language},"
1590 AC_ARG_ENABLE(stage1-languages,
1591 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1592 stage1. Mostly useful for compiler development.],
1593 [case ,${enable_stage1_languages}, in
1595 # Set it to something that will have no effect in the loop below
1596 enable_stage1_languages=c ;;
1598 enable_stage1_languages=`echo $new_enable_languages | \
1599 sed -e "s/^,//" -e "s/,$//" ` ;;
1601 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1602 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1605 # Add "good" languages from enable_stage1_languages to stage1_languages,
1606 # while "bad" languages go in missing_languages. Leave no duplicates.
1607 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1608 case $potential_languages in
1610 case $stage1_languages in
1612 *) stage1_languages="$stage1_languages$i," ;;
1615 case $missing_languages in
1617 *) missing_languages="$missing_languages$i," ;;
1622 # Remove leading/trailing commas that were added for simplicity
1623 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1624 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1625 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1626 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1628 if test "x$missing_languages" != x; then
1630 The following requested languages could not be built: ${missing_languages}
1631 Supported languages are: ${potential_languages}])
1633 if test "x$new_enable_languages" != "x$enable_languages"; then
1634 echo The following languages will be built: ${new_enable_languages}
1635 enable_languages="$new_enable_languages"
1638 AC_SUBST(stage1_languages)
1639 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1642 # Handle --disable-<component> generically.
1643 for dir in $configdirs $build_configdirs $target_configdirs ; do
1644 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1645 varname=`echo $dirname | sed -e s/+/_/g`
1646 if eval test x\${enable_${varname}} "=" xno ; then
1647 noconfigdirs="$noconfigdirs $dir"
1651 # Check for Boehm's garbage collector
1652 AC_ARG_ENABLE(objc-gc,
1653 [ --enable-objc-gc enable use of Boehm's garbage collector with the
1654 GNU Objective-C runtime],
1655 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1656 *,objc,*:*:yes:*target-boehm-gc*)
1657 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1661 # Make sure we only build Boehm's garbage collector if required.
1662 case ,${enable_languages},:${enable_objc_gc} in
1664 # Keep target-boehm-gc if requested for Objective-C.
1667 # Otherwise remove target-boehm-gc depending on target-libjava.
1668 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1669 noconfigdirs="$noconfigdirs target-boehm-gc"
1674 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1675 # $build_configdirs and $target_configdirs.
1676 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1679 for dir in . $skipdirs $noconfigdirs ; do
1680 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1681 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1682 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1683 if test -r $srcdir/$dirname/configure ; then
1684 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1687 notsupp="$notsupp $dir"
1691 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1692 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1693 if test -r $srcdir/$dirname/configure ; then
1694 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1697 notsupp="$notsupp $dir"
1701 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1702 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1703 if test -r $srcdir/$dirname/configure ; then
1704 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1707 notsupp="$notsupp $dir"
1713 # Sometimes the tools are distributed with libiberty but with no other
1714 # libraries. In that case, we don't want to build target-libiberty.
1715 # Don't let libgcc imply libiberty either.
1716 if test -n "${target_configdirs}" ; then
1719 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1720 if test "$i" = "libgcc"; then
1721 libgcc=target-libgcc
1722 elif test "$i" != "libiberty" ; then
1723 if test -r $srcdir/$i/configure ; then
1729 if test -z "${others}" ; then
1730 target_configdirs=$libgcc
1734 # Quietly strip out all directories which aren't configurable in this tree.
1735 # This relies on all configurable subdirectories being autoconfiscated, which
1737 build_configdirs_all="$build_configdirs"
1739 for i in ${build_configdirs_all} ; do
1740 j=`echo $i | sed -e s/build-//g`
1741 if test -f ${srcdir}/$j/configure ; then
1742 build_configdirs="${build_configdirs} $i"
1746 configdirs_all="$configdirs"
1748 for i in ${configdirs_all} ; do
1749 if test -f ${srcdir}/$i/configure ; then
1750 configdirs="${configdirs} $i"
1754 target_configdirs_all="$target_configdirs"
1756 for i in ${target_configdirs_all} ; do
1757 j=`echo $i | sed -e s/target-//g`
1758 if test -f ${srcdir}/$j/configure ; then
1759 target_configdirs="${target_configdirs} $i"
1763 # Produce a warning message for the subdirs we can't configure.
1764 # This isn't especially interesting in the Cygnus tree, but in the individual
1765 # FSF releases, it's important to let people know when their machine isn't
1766 # supported by the one or two programs in a package.
1768 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1769 # If $appdirs is non-empty, at least one of those directories must still
1770 # be configured, or we error out. (E.g., if the gas release supports a
1771 # specified target in some subdirs but not the gas subdir, we shouldn't
1772 # pretend that all is well.)
1773 if test -n "$appdirs" ; then
1774 for dir in $appdirs ; do
1775 if test -r $dir/Makefile.in ; then
1776 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1780 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1786 if test -n "$appdirs" ; then
1787 echo "*** This configuration is not supported by this package." 1>&2
1791 # Okay, some application will build, or we don't care to check. Still
1792 # notify of subdirs not getting built.
1793 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1794 echo " ${notsupp}" 1>&2
1795 echo " (Any other directories should still work fine.)" 1>&2
1803 # To find our prefix, in gcc_cv_tool_prefix.
1808 AC_ARG_WITH([build-sysroot],
1809 [ --with-build-sysroot=SYSROOT
1810 use sysroot as the system root during the build],
1811 [if test x"$withval" != x ; then
1812 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1814 [SYSROOT_CFLAGS_FOR_TARGET=])
1815 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1817 AC_ARG_WITH([debug-prefix-map],
1818 [ --with-debug-prefix-map='A=B C=D ...'
1819 map A to B, C to D ... in debug information],
1820 [if test x"$withval" != x; then
1821 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
1822 for debug_map in $withval; do
1823 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
1826 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
1827 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
1829 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
1830 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
1831 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
1832 # We want to ensure that TARGET libraries (which we know are built with
1833 # gcc) are built with "-O2 -g", so include those options when setting
1834 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
1835 if test "x$CFLAGS_FOR_TARGET" = x; then
1836 CFLAGS_FOR_TARGET=$CFLAGS
1839 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
1842 *" -g "* | *" -g3 "*) ;;
1843 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
1846 AC_SUBST(CFLAGS_FOR_TARGET)
1848 if test "x$CXXFLAGS_FOR_TARGET" = x; then
1849 CXXFLAGS_FOR_TARGET=$CXXFLAGS
1850 case " $CXXFLAGS " in
1852 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
1854 case " $CXXFLAGS " in
1855 *" -g "* | *" -g3 "*) ;;
1856 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
1859 AC_SUBST(CXXFLAGS_FOR_TARGET)
1861 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1862 # the named directory are copied to $(tooldir)/sys-include.
1863 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1864 if test x${is_cross_compiler} = xno ; then
1865 echo 1>&2 '***' --with-headers is only supported when cross compiling
1868 if test x"${with_headers}" != xyes ; then
1869 x=${gcc_cv_tool_prefix}
1870 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
1874 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1875 # the name directories are copied to $(tooldir)/lib. Multiple directories
1877 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1878 if test x${is_cross_compiler} = xno ; then
1879 echo 1>&2 '***' --with-libs is only supported when cross compiling
1882 if test x"${with_libs}" != xyes ; then
1883 # Copy the libraries in reverse order, so that files in the first named
1884 # library override files in subsequent libraries.
1885 x=${gcc_cv_tool_prefix}
1886 for l in ${with_libs}; do
1887 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
1892 # Set with_gnu_as and with_gnu_ld as appropriate.
1894 # This is done by determining whether or not the appropriate directory
1895 # is available, and by checking whether or not specific configurations
1896 # have requested that this magic not happen.
1898 # The command line options always override the explicit settings in
1899 # configure.in, and the settings in configure.in override this magic.
1901 # If the default for a toolchain is to use GNU as and ld, and you don't
1902 # want to do that, then you should use the --without-gnu-as and
1903 # --without-gnu-ld options for the configure script.
1905 if test x${use_gnu_as} = x &&
1906 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1908 extra_host_args="$extra_host_args --with-gnu-as"
1911 if test x${use_gnu_ld} = x &&
1912 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
1914 extra_host_args="$extra_host_args --with-gnu-ld"
1917 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1918 # can detect this case.
1920 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1922 extra_host_args="$extra_host_args --with-newlib"
1925 # Handle ${copy_dirs}
1926 set fnord ${copy_dirs}
1928 while test $# != 0 ; do
1929 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1932 echo Copying $1 to $2
1934 # Use the install script to create the directory and all required
1935 # parent directories.
1936 if test -d $2 ; then
1940 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1943 # Copy the directory, assuming we have tar.
1944 # FIXME: Should we use B in the second tar? Not all systems support it.
1945 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1947 # It is the responsibility of the user to correctly adjust all
1948 # symlinks. If somebody can figure out how to handle them correctly
1949 # here, feel free to add the code.
1956 # Determine a target-dependent exec_prefix that the installed
1957 # gcc will search in. Keep this list sorted by triplet, with
1958 # the *-*-osname triplets last.
1962 md_exec_prefix=/gnu/lib/gcc-lib
1964 i[[34567]]86-pc-msdosdjgpp*)
1965 md_exec_prefix=/dev/env/DJDIR/bin
1967 i[[34567]]86-*-sco3.2v5*)
1968 if test $with_gnu_as = yes; then
1969 md_exec_prefix=/usr/gnu/bin
1971 md_exec_prefix=/usr/ccs/bin/elf
1976 powerpc-*-chorusos* | \
1977 powerpc*-*-eabi* | \
1978 powerpc*-*-sysv* | \
1979 powerpc*-*-kaos* | \
1981 md_exec_prefix=/usr/ccs/bin
1986 md_exec_prefix=/usr/ccs/bin
2001 md_exec_prefix=/usr/ccs/bin
2005 extra_arflags_for_target=
2006 extra_nmflags_for_target=
2007 extra_ranlibflags_for_target=
2008 target_makefile_frag=/dev/null
2011 target_makefile_frag="config/mt-mep"
2014 target_makefile_frag="config/mt-spu"
2017 target_makefile_frag="config/mt-sde"
2019 mipsisa*-*-elfoabi*)
2020 target_makefile_frag="config/mt-mips-elfoabi"
2022 mips*-*-*linux* | mips*-*-gnu*)
2023 target_makefile_frag="config/mt-mips-gnu"
2026 target_makefile_frag="config/mt-netware"
2028 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
2029 target_makefile_frag="config/mt-gnu"
2031 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2032 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2033 # commands to handle both 32-bit and 64-bit objects. These flags are
2034 # harmless if we're using GNU nm or ar.
2035 extra_arflags_for_target=" -X32_64"
2036 extra_nmflags_for_target=" -B -X32_64"
2039 # ranlib from Darwin requires the -c flag to look at common symbols.
2040 extra_ranlibflags_for_target=" -c"
2042 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2043 target_makefile_frag="config/mt-wince"
2047 alphaieee_frag=/dev/null
2050 # This just makes sure to use the -mieee option to build target libs.
2051 # This should probably be set individually by each library.
2052 alphaieee_frag="config/mt-alphaieee"
2056 # If --enable-target-optspace always use -Os instead of -O2 to build
2057 # the target libraries, similarly if it is not specified, use -Os
2058 # on selected platforms.
2059 ospace_frag=/dev/null
2060 case "${enable_target_optspace}:${target}" in
2062 ospace_frag="config/mt-ospace"
2065 ospace_frag="config/mt-d30v"
2067 :m32r-* | :d10v-* | :fr30-*)
2068 ospace_frag="config/mt-ospace"
2073 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2077 # Default to using --with-stabs for certain targets.
2078 if test x${with_stabs} = x ; then
2080 mips*-*-irix[[56]]*)
2082 mips*-*-* | alpha*-*-osf*)
2084 extra_host_args="${extra_host_args} --with-stabs"
2089 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2090 # them automatically.
2093 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2097 # Some systems (e.g., one of the i386-aix systems the gas testers are
2098 # using) don't handle "\$" correctly, so don't use it here.
2099 tooldir='${exec_prefix}'/${target_noncanonical}
2100 build_tooldir=${tooldir}
2102 # Create a .gdbinit file which runs the one in srcdir
2103 # and tells GDB to look there for source files.
2105 if test -r ${srcdir}/.gdbinit ; then
2108 *) cat > ./.gdbinit <<EOF
2112 source ${srcdir}/.gdbinit
2118 # Make sure that the compiler is able to generate an executable. If it
2119 # can't, we are probably in trouble. We don't care whether we can run the
2120 # executable--we might be using a cross compiler--we only care whether it
2121 # can be created. At this point the main configure script has set CC.
2123 echo "int main () { return 0; }" > conftest.c
2124 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2125 if test $? = 0 ; then
2126 if test -s conftest || test -s conftest.exe ; then
2132 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2133 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2140 # The Solaris /usr/ucb/cc compiler does not appear to work.
2142 sparc-sun-solaris2*)
2143 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2144 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2146 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2147 if test -d /opt/cygnus/bin ; then
2148 if test "$could_use" = "" ; then
2149 could_use="/opt/cygnus/bin"
2151 could_use="$could_use or /opt/cygnus/bin"
2154 if test "$could_use" = "" ; then
2155 echo "Warning: compilation may fail because you're using"
2156 echo "/usr/ucb/cc. You should change your PATH or CC "
2157 echo "variable and rerun configure."
2159 echo "Warning: compilation may fail because you're using"
2160 echo "/usr/ucb/cc, when you should use the C compiler from"
2161 echo "$could_use. You should change your"
2162 echo "PATH or CC variable and rerun configure."
2168 # Decide which environment variable is used to find dynamic libraries.
2170 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2171 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2172 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2173 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2176 # On systems where the dynamic library environment variable is PATH,
2177 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2178 # built executables to PATH.
2179 if test "$RPATH_ENVVAR" = PATH; then
2180 GCC_SHLIB_SUBDIR=/shlib
2185 # Record target_configdirs and the configure arguments for target and
2186 # build configuration in Makefile.
2187 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2188 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2190 # Determine whether gdb needs tk/tcl or not.
2191 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2192 # and in that case we want gdb to be built without tk. Ugh!
2193 # In fact I believe gdb is the *only* package directly dependent on tk,
2194 # so we should be able to put the 'maybe's in unconditionally and
2195 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2196 # 100% sure that that's safe though.
2198 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2199 case "$enable_gdbtk" in
2203 GDB_TK="${gdb_tk}" ;;
2205 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2206 # distro. Eventually someone will fix this and move Insight, nee
2207 # gdbtk to a separate directory.
2208 if test -d ${srcdir}/gdb/gdbtk ; then
2215 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2216 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2218 # Strip out unwanted targets.
2220 # While at that, we remove Makefiles if we were started for recursive
2221 # configuration, so that the top-level Makefile reconfigures them,
2222 # like we used to do when configure itself was recursive.
2224 # Loop over modules. $extrasub must be used with care, limiting as
2225 # much as possible the usage of range addresses. That's because autoconf
2226 # splits the sed script to overcome limits in the number of commands,
2227 # and relying on carefully-timed sed passes may turn out to be very hard
2228 # to maintain later. In this particular case, you just have to be careful
2229 # not to nest @if/@endif pairs, because configure will not warn you at all.
2231 AC_ARG_ENABLE([bootstrap],
2232 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2233 enable_bootstrap=default)
2235 # Issue errors and warnings for invalid/strange bootstrap combinations.
2236 case "$configdirs" in
2237 *gcc*) have_compiler=yes ;;
2238 *) have_compiler=no ;;
2241 case "$have_compiler:$host:$target:$enable_bootstrap" in
2244 # Default behavior. Enable bootstrap if we have a compiler
2245 # and we are in a native configuration.
2246 yes:$build:$build:default)
2247 enable_bootstrap=yes ;;
2250 enable_bootstrap=no ;;
2252 # We have a compiler and we are in a native configuration, bootstrap is ok
2253 yes:$build:$build:yes)
2256 # Other configurations, but we have a compiler. Assume the user knows
2259 AC_MSG_WARN([trying to bootstrap a cross compiler])
2262 # No compiler: if they passed --enable-bootstrap explicitly, fail
2264 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2266 # Fail if wrong command line
2268 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2272 # Adjust the toplevel makefile according to whether bootstrap was selected.
2273 case "$enable_bootstrap" in
2275 bootstrap_suffix=bootstrap ;;
2277 bootstrap_suffix=no-bootstrap ;;
2280 for module in ${build_configdirs} ; do
2281 if test -z "${no_recursion}" \
2282 && test -f ${build_subdir}/${module}/Makefile; then
2283 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2284 rm -f ${build_subdir}/${module}/Makefile
2287 /^@if build-$module\$/d
2288 /^@endif build-$module\$/d
2289 /^@if build-$module-$bootstrap_suffix\$/d
2290 /^@endif build-$module-$bootstrap_suffix\$/d"
2292 for module in ${configdirs} ; do
2293 if test -z "${no_recursion}"; then
2294 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2295 if test -f ${file}; then
2296 echo 1>&2 "*** removing ${file} to force reconfigure"
2303 /^@endif $module\$/d
2304 /^@if $module-$bootstrap_suffix\$/d
2305 /^@endif $module-$bootstrap_suffix\$/d"
2307 for module in ${target_configdirs} ; do
2308 if test -z "${no_recursion}" \
2309 && test -f ${target_subdir}/${module}/Makefile; then
2310 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2311 rm -f ${target_subdir}/${module}/Makefile
2314 /^@if target-$module\$/d
2315 /^@endif target-$module\$/d
2316 /^@if target-$module-$bootstrap_suffix\$/d
2317 /^@endif target-$module-$bootstrap_suffix\$/d"
2321 /^@if /,/^@endif /d"
2323 # Create the serialization dependencies. This uses a temporary file.
2325 AC_ARG_ENABLE([serial-configure],
2326 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2327 force sequential configuration of
2328 sub-packages for the host, target or build
2329 machine, or all sub-packages])
2331 case ${enable_serial_configure} in
2333 enable_serial_build_configure=yes
2334 enable_serial_host_configure=yes
2335 enable_serial_target_configure=yes
2339 # These force 'configure's to be done one at a time, to avoid problems
2340 # with contention over a shared config.cache.
2342 echo '# serdep.tmp' > serdep.tmp
2344 test "x${enable_serial_build_configure}" = xyes &&
2345 for item in ${build_configdirs} ; do
2348 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2353 test "x${enable_serial_host_configure}" = xyes &&
2354 for item in ${configdirs} ; do
2357 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2362 test "x${enable_serial_target_configure}" = xyes &&
2363 for item in ${target_configdirs} ; do
2366 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2370 serialization_dependencies=serdep.tmp
2371 AC_SUBST_FILE(serialization_dependencies)
2373 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2374 # target, nonopt, and variable assignments. These are the ones we
2375 # might not want to pass down to subconfigures. Also strip
2376 # program-prefix, program-suffix, and program-transform-name, so that
2377 # we can pass down a consistent program-transform-name.
2381 eval "set -- $ac_configure_args"
2384 if test X"$skip_next" = X"yes"; then
2388 if test X"$keep_next" = X"yes"; then
2391 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2393 baseargs="$baseargs '$ac_arg'"
2398 # Handle separated arguments. Based on the logic generated by
2401 *=* | --config-cache | -C | -disable-* | --disable-* \
2402 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2403 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2404 | -with-* | --with-* | -without-* | --without-* | --x)
2430 -program-prefix* | \
2431 -program-suffix* | \
2432 -program-transform-name* )
2433 skip_next=$separate_arg
2437 # An option. Add it.
2440 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2442 baseargs="$baseargs '$ac_arg'"
2443 keep_next=$separate_arg
2446 # Either a variable assignment, or a nonopt (triplet). Don't
2447 # pass it down; let the Makefile handle this.
2452 # Remove the initial space we just introduced and, as these will be
2453 # expanded by make, quote '$'.
2454 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2456 # Add in --program-transform-name, after --program-prefix and
2457 # --program-suffix have been applied to it. Autoconf has already
2458 # doubled dollar signs and backslashes in program_transform_name; we want
2459 # the backslashes un-doubled, and then the entire thing wrapped in single
2460 # quotes, because this will be expanded first by make and then by the shell.
2461 # Also, because we want to override the logic in subdir configure scripts to
2462 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2463 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2464 ${program_transform_name}
2466 gcc_transform_name=`cat conftestsed.out`
2467 rm -f conftestsed.out
2468 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2469 if test "$silent" = yes; then
2470 baseargs="$baseargs --silent"
2473 # For the build-side libraries, we just need to pretend we're native,
2474 # and not use the same cache file. Multilibs are neither needed nor
2476 build_configargs="--cache-file=../config.cache ${baseargs}"
2478 # For host modules, accept cache file option, or specification as blank.
2479 case "${cache_file}" in
2481 cache_file_option="" ;;
2482 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2483 cache_file_option="--cache-file=${cache_file}" ;;
2485 cache_file_option="--cache-file=../${cache_file}" ;;
2488 # Host dirs don't like to share a cache file either, horribly enough.
2489 # This seems to be due to autoconf 2.5x stupidity.
2490 host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
2492 target_configargs=${baseargs}
2494 # Passing a --with-cross-host argument lets the target libraries know
2495 # whether they are being built with a cross-compiler or being built
2496 # native. However, it would be better to use other mechanisms to make the
2497 # sorts of decisions they want to make on this basis. Please consider
2498 # this option to be deprecated. FIXME.
2499 if test x${is_cross_compiler} = xyes ; then
2500 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2503 # Default to --enable-multilib.
2504 if test x${enable_multilib} = x ; then
2505 target_configargs="--enable-multilib ${target_configargs}"
2508 # Pass --with-newlib if appropriate. Note that target_configdirs has
2509 # changed from the earlier setting of with_newlib.
2510 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2511 target_configargs="--with-newlib ${target_configargs}"
2514 # Different target subdirs use different values of certain variables
2515 # (notably CXX). Worse, multilibs use *lots* of different values.
2516 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2517 # it doesn't automatically accept command-line overrides of them.
2518 # This means it's not safe for target subdirs to share a cache file,
2519 # which is disgusting, but there you have it. Hopefully this can be
2520 # fixed in future. It's still worthwhile to use a cache file for each
2521 # directory. I think.
2523 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2524 # We need to pass --target, as newer autoconf's requires consistency
2525 # for target_alias and gcc doesn't manage it consistently.
2526 target_configargs="--cache-file=./config.cache ${target_configargs}"
2529 case " $target_configdirs " in
2531 case " $target_configargs " in
2532 *" --with-newlib "*)
2535 FLAGS_FOR_TARGET=$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' ;;
2538 # If we're not building GCC, don't discard standard headers.
2539 if test -d ${srcdir}/gcc; then
2540 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2542 if test "${build}" != "${host}"; then
2543 # On Canadian crosses, CC_FOR_TARGET will have already been set
2544 # by `configure', so we won't have an opportunity to add -Bgcc/
2545 # to it. This is right: we don't want to search that directory
2546 # for binaries, but we want the header files in there, so add
2548 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2550 # Someone might think of using the pre-installed headers on
2551 # Canadian crosses, in case the installed compiler is not fully
2552 # compatible with the compiler being built. In this case, it
2553 # would be better to flag an error than risking having
2554 # incompatible object files being constructed. We can't
2555 # guarantee that an error will be flagged, but let's hope the
2556 # compiler will do it, when presented with incompatible header
2561 case "${target}-${is_cross_compiler}" in
2562 i[[3456789]]86-*-linux*-no)
2563 # Here host == target, so we don't need to build gcc,
2564 # so we don't want to discard standard headers.
2565 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2568 # If we're building newlib, use its generic headers last, but search
2569 # for any libc-related directories first (so make it the last -B
2571 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2573 # If we're building libgloss, find the startup file, simulator library
2574 # and linker script.
2575 case " $target_configdirs " in
2577 # Look for startup file, simulator library and maybe linker script.
2578 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
2579 # Look for libnosys.a in case the target needs it.
2580 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2581 # Most targets have the linker script in the source directory.
2582 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
2593 # Can't be handled as Cygwin above since Mingw does not use newlib.
2594 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include' ;;
2597 # Allow the user to override the flags for
2598 # our build compiler if desired.
2599 if test x"${build}" = x"${host}" ; then
2600 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2601 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
2602 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
2605 # On Canadian crosses, we'll be searching the right directories for
2606 # the previously-installed cross compiler, so don't bother to add
2607 # flags for directories within the install tree of the compiler
2608 # being built; programs in there won't even run.
2609 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2610 # Search for pre-installed headers if nothing else fits.
2611 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2614 if test "x${use_gnu_ld}" = x &&
2615 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2616 # Arrange for us to find uninstalled linker scripts.
2617 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2620 # Search for other target-specific linker scripts and such.
2623 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
2627 # Makefile fragments.
2628 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2630 eval fragval=\$$frag
2631 if test $fragval != /dev/null; then
2632 eval $frag=${srcdir}/$fragval
2635 AC_SUBST_FILE(host_makefile_frag)
2636 AC_SUBST_FILE(target_makefile_frag)
2637 AC_SUBST_FILE(alphaieee_frag)
2638 AC_SUBST_FILE(ospace_frag)
2640 # Miscellanea: directories, flags, etc.
2641 AC_SUBST(RPATH_ENVVAR)
2642 AC_SUBST(GCC_SHLIB_SUBDIR)
2644 AC_SUBST(build_tooldir)
2645 AC_SUBST(CONFIGURE_GDB_TK)
2647 AC_SUBST(INSTALL_GDB_TK)
2649 # Build module lists & subconfigure args.
2650 AC_SUBST(build_configargs)
2651 AC_SUBST(build_configdirs)
2653 # Host module lists & subconfigure args.
2654 AC_SUBST(host_configargs)
2655 AC_SUBST(configdirs)
2657 # Target module lists & subconfigure args.
2658 AC_SUBST(target_configargs)
2662 AC_SUBST(AR_FOR_BUILD)
2663 AC_SUBST(AS_FOR_BUILD)
2664 AC_SUBST(CC_FOR_BUILD)
2665 AC_SUBST(CFLAGS_FOR_BUILD)
2666 AC_SUBST(CXXFLAGS_FOR_BUILD)
2667 AC_SUBST(CXX_FOR_BUILD)
2668 AC_SUBST(DLLTOOL_FOR_BUILD)
2669 AC_SUBST(GCJ_FOR_BUILD)
2670 AC_SUBST(GFORTRAN_FOR_BUILD)
2671 AC_SUBST(LDFLAGS_FOR_BUILD)
2672 AC_SUBST(LD_FOR_BUILD)
2673 AC_SUBST(NM_FOR_BUILD)
2674 AC_SUBST(RANLIB_FOR_BUILD)
2675 AC_SUBST(WINDMC_FOR_BUILD)
2676 AC_SUBST(WINDRES_FOR_BUILD)
2677 AC_SUBST(config_shell)
2679 # Generate default definitions for YACC, M4, LEX and other programs that run
2680 # on the build machine. These are used if the Makefile can't locate these
2681 # programs in objdir.
2682 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
2684 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
2685 case " $build_configdirs " in
2686 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
2687 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
2690 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
2691 case " $build_configdirs " in
2692 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
2695 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
2696 case " $build_configdirs " in
2697 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
2700 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
2701 case " $build_configdirs " in
2702 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2703 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
2706 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
2707 case " $build_configdirs " in
2708 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2711 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
2712 case " $build_configdirs " in
2713 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
2716 # For an installed makeinfo, we require it to be from texinfo 4.6 or
2717 # higher, else we use the "missing" dummy.
2718 if ${MAKEINFO} --version \
2719 | egrep 'texinfo[^0-9]*(4\.([6-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
2722 MAKEINFO="$MISSING makeinfo"
2728 # FIXME: expect and dejagnu may become build tools?
2730 AC_CHECK_PROGS(EXPECT, expect, expect)
2731 case " $configdirs " in
2733 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
2737 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
2738 case " $configdirs " in
2740 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
2746 NCN_STRICT_CHECK_TOOLS(AR, ar)
2747 NCN_STRICT_CHECK_TOOLS(AS, as)
2748 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2749 NCN_STRICT_CHECK_TOOLS(LD, ld)
2750 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
2751 NCN_STRICT_CHECK_TOOLS(NM, nm)
2752 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2753 NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
2754 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2755 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
2756 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2757 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
2764 AC_ARG_WITH([build-time-tools],
2765 [ --with-build-time-tools=PATH
2766 use given path to find target tools during the build],
2767 [case x"$withval" in
2770 with_build_time_tools=
2771 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
2774 [with_build_time_tools=])
2776 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2777 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2778 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2779 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2780 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2782 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
2783 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
2784 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2785 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
2786 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
2787 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
2788 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
2789 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2790 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
2791 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2792 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
2794 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2796 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
2797 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
2798 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2799 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
2800 [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2802 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
2803 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2805 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
2806 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2807 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
2808 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
2809 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
2810 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
2811 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
2812 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
2813 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
2814 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
2815 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
2816 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
2817 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
2818 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
2820 AC_SUBST(FLAGS_FOR_TARGET)
2821 AC_SUBST(RAW_CXX_FOR_TARGET)
2823 # Certain tools may need extra flags.
2824 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2825 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2826 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2828 # When building target libraries, except in a Canadian cross, we use
2829 # the same toolchain as the compiler we just built.
2830 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
2831 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
2832 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
2833 if test $host = $build; then
2834 case " $configdirs " in
2836 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
2837 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
2838 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
2843 AC_SUBST(COMPILER_AS_FOR_TARGET)
2844 AC_SUBST(COMPILER_LD_FOR_TARGET)
2845 AC_SUBST(COMPILER_NM_FOR_TARGET)
2847 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2848 AC_ARG_ENABLE(maintainer-mode,
2849 [ --enable-maintainer-mode enable make rules and dependencies not useful
2850 (and sometimes confusing) to the casual installer],
2851 USE_MAINTAINER_MODE=$enableval,
2852 USE_MAINTAINER_MODE=no)
2853 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2854 AC_SUBST(MAINTAINER_MODE_TRUE)
2855 AC_SUBST(MAINTAINER_MODE_FALSE)
2856 if test "$USE_MAINTAINER_MODE" = yes; then
2857 MAINTAINER_MODE_TRUE=
2858 MAINTAINER_MODE_FALSE='#'
2860 MAINTAINER_MODE_TRUE='#'
2861 MAINTAINER_MODE_FALSE=
2863 MAINT=$MAINTAINER_MODE_TRUE
2866 # ---------------------
2867 # GCC bootstrap support
2868 # ---------------------
2870 # Stage specific cflags for build.
2875 yes) stage1_cflags="-g -Wa,-J" ;;
2876 *) stage1_cflags="-g -J" ;;
2880 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
2881 if test "$GCC" = yes; then
2882 saved_CFLAGS="$CFLAGS"
2884 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
2885 CFLAGS="$CFLAGS -fkeep-inline-functions"
2886 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
2888 #if (__GNUC__ < 3) \
2889 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
2890 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
2891 #error http://gcc.gnu.org/PR29382
2894 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
2895 [AC_MSG_RESULT([no])])
2897 CFLAGS="$saved_CFLAGS"
2900 AC_SUBST(stage1_cflags)
2902 # Enable --enable-checking in stage1 of the compiler.
2903 AC_ARG_ENABLE(stage1-checking,
2904 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
2906 [stage1_checking=--enable-checking=${enable_stage1_checking}],
2907 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
2908 stage1_checking=--enable-checking=yes,types
2910 stage1_checking=--enable-checking=$enable_checking,types
2912 AC_SUBST(stage1_checking)
2914 # Enable -Werror in bootstrap stage2 and later.
2915 AC_ARG_ENABLE(werror,
2916 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2917 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
2922 case ${enable_werror} in
2923 yes) stage2_werror_flag="--enable-werror-always" ;;
2924 *) stage2_werror_flag="" ;;
2926 AC_SUBST(stage2_werror_flag)
2928 # Flags needed to enable html installing and building
2929 AC_ARG_WITH(datarootdir,
2930 [ --with-datarootdir use datarootdir as the data root directory.],
2931 [datarootdir="\${prefix}/${withval}"],
2932 [datarootdir="\${prefix}/share"])
2935 [ --with-docdir install documentation in this directory.],
2936 [docdir="\${prefix}/${withval}"],
2937 [docdir="\${datarootdir}/doc"])
2940 [ --with-pdfdir install pdf in this directory.],
2941 [pdfdir="\${prefix}/${withval}"],
2942 [pdfdir="\${docdir}"])
2944 AC_ARG_WITH(htmldir,
2945 [ --with-htmldir install html in this directory.],
2946 [htmldir="\${prefix}/${withval}"],
2947 [htmldir="\${docdir}"])
2949 AC_SUBST(datarootdir)