1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
2 # 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
4 # This file is free software; you can redistribute it and/or modify it
5 # under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 2 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful, but
10 # WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 ##############################################################################
19 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
21 sinclude(config/acx.m4)
23 AC_INIT(move-if-change)
28 # Get 'install' or 'install-sh' and its variants.
33 ### we might need to use some other shell than /bin/sh for running subshells
34 ### If we are on Windows, search for the shell. This will permit people
35 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
36 ### without also having to set CONFIG_SHELL. This code will work when
37 ### using bash, which sets OSTYPE.
40 if test x${CONFIG_SHELL} = x ; then
41 if test ! -f /bin/sh ; then
42 if test x${SHELL} != x && test -f ${SHELL} ; then
46 for prog in sh sh.exe bash bash.exe; do
47 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
49 test -z "$dir" && dir=.
50 if test -f $dir/$prog; then
51 CONFIG_SHELL=$dir/$prog
57 test -n "${CONFIG_SHELL}" && break
65 config_shell=${CONFIG_SHELL-/bin/sh}
68 # if PWD already has a value, it is probably wrong.
69 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
71 # Export original configure arguments for use by sub-configures. These
72 # will be expanded by make, so quote '$'.
74 sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
77 TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
79 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
81 moveifchange=${srcdir}/move-if-change
83 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
85 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
87 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
88 INSTALL="${srcpwd}/install-sh -c"
91 # Set srcdir to "." if that's what it is.
92 # This is important for multilib support.
94 if test "${pwd}" = "${srcpwd}" ; then
102 ### To add a new directory to the tree, first choose whether it is a target
103 ### or a host dependent tool. Then put it into the appropriate list
104 ### (library or tools, host or target), doing a dependency sort.
106 # Subdirs will be configured in the order listed in build_configdirs,
107 # configdirs, or target_configdirs; see the serialization section below.
109 # Dependency sorting is only needed when *configuration* must be done in
110 # a particular order. In all cases a dependency should be specified in
111 # the Makefile, whether or not it's implicitly specified here.
113 # Double entries in build_configdirs, configdirs, or target_configdirs may
114 # cause circular dependencies and break everything horribly.
116 # these library is used by various programs built for the build
119 build_libs="build-libiberty"
121 # these tools are built for the build environment
122 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
124 # these libraries are used by various programs built for the host environment
126 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp"
128 # these tools are built for the host environment
129 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
130 # know that we are building the simulator.
131 # binutils, gas and ld appear in that order because it makes sense to run
132 # "make check" in that particular order.
133 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"
135 # libgcj represents the runtime libraries only used by gcj.
136 libgcj="target-libffi \
142 # these libraries are built for the target environment, and are built after
143 # the host libraries and the host tools (which may be a cross compiler)
145 target_libraries="target-libiberty \
148 target-libstdc++-v3 \
156 # these tools are built using the target libraries, and are intended to
157 # run only in the target environment
159 # note: any program that *uses* libraries that are in the "target_libraries"
160 # list belongs in this list. those programs are also very likely
161 # candidates for the "native_only" list which follows
163 target_tools="target-examples target-groff target-gperf target-rda"
165 ################################################################################
167 ## All tools belong in one of the four categories, and are assigned above
168 ## We assign ${configdirs} this way to remove all embedded newlines. This
169 ## is important because configure will choke if they ever get through.
170 ## ${configdirs} is directories we build using the host tools.
171 ## ${target_configdirs} is directories we build using the target tools.
172 configdirs=`echo ${host_libs} ${host_tools}`
173 target_configdirs=`echo ${target_libraries} ${target_tools}`
174 build_configdirs=`echo ${build_libs} ${build_tools}`
176 ################################################################################
178 srcname="gnu development package"
180 # This gets set non-empty for some net releases of packages.
183 # Define is_cross_compiler to save on calls to 'test'.
185 if test x"${host}" = x"${target}" ; then
188 is_cross_compiler=yes
191 # Find the build and target subdir names.
194 # Skipdirs are removed silently.
196 # Noconfigdirs are removed loudly.
200 # Make sure we don't let GNU ld be added if we didn't want it.
201 if test x$with_gnu_ld = xno ; then
203 noconfigdirs="$noconfigdirs ld"
207 # Make sure we don't let GNU as be added if we didn't want it.
208 if test x$with_gnu_as = xno ; then
210 noconfigdirs="$noconfigdirs gas"
213 # some tools are so dependent upon X11 that if we're not building with X,
214 # it's not even worth trying to configure, much less build, that tool.
217 yes | "") ;; # the default value for this tree is that X11 is available
219 skipdirs="${skipdirs} tk itcl libgui"
220 # We won't be able to build gdbtk without X.
223 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
226 # Some tools are only suitable for building in a "native" situation.
227 # Remove these if host!=target.
228 native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff gprof target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
230 # Similarly, some are only suitable for cross toolchains.
231 # Remove these if host=target.
232 cross_only="target-libgloss target-newlib target-opcodes"
234 case $is_cross_compiler in
235 no) skipdirs="${skipdirs} ${cross_only}" ;;
236 yes) skipdirs="${skipdirs} ${native_only}" ;;
239 # If both --with-headers and --with-libs are specified, default to
241 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
242 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
243 if test x"${with_newlib}" = x ; then
248 # Recognize --with-newlib/--without-newlib.
249 case ${with_newlib} in
250 no) skipdirs="${skipdirs} target-newlib" ;;
251 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
254 # Configure extra directories which are host specific
258 configdirs="$configdirs libtermcap" ;;
261 # A target can indicate whether a language isn't supported for some reason.
262 # Only spaces may be used in this macro; not newlines or tabs.
263 unsupported_languages=
265 # Remove more programs from consideration, based on the host or
266 # target this usually means that a port of the program doesn't
271 noconfigdirs="$noconfigdirs byacc"
273 i[[3456789]]86-*-vsta)
274 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
276 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
277 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
279 i[[3456789]]86-*-mingw32*)
280 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
281 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
283 i[[3456789]]86-*-beos*)
284 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
287 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
290 noconfigdirs="$noconfigdirs rcs"
293 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
296 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
301 AC_ARG_ENABLE(libada,
302 [ --enable-libada Builds libada directory],
303 ENABLE_LIBADA=$enableval,
305 if test "${ENABLE_LIBADA}" != "yes" ; then
306 noconfigdirs="$noconfigdirs target-libada"
307 noconfigdirs="$noconfigdirs gnattools"
310 AC_ARG_ENABLE(libssp,
311 [ --enable-libssp Builds libssp directory],
312 ENABLE_LIBSSP=$enableval,
314 if test "${ENABLE_LIBSSP}" != "yes" ; then
315 noconfigdirs="$noconfigdirs target-libssp"
318 # Save it here so that, even in case of --enable-libgcj, if the Java
319 # front-end isn't enabled, we still get libgcj disabled.
321 case $enable_libgcj in
323 # If we reset it here, it won't get added to noconfigdirs in the
324 # target-specific build rules, so it will be forcibly enabled
325 # (unless the Java language itself isn't enabled).
329 # Make sure we get it printed in the list of not supported target libs.
330 noconfigdirs="$noconfigdirs ${libgcj}"
335 # Allow --disable-libmudflap to exclude target-libmudflap
336 case $enable_libmudflap in
340 noconfigdirs="$noconfigdirs target-libmudflap"
344 *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu)
345 # Enable libmudflap by default in GNU and friends.
348 # Enable libmudflap by default in FreeBSD.
351 # Disable it by default everywhere else.
352 noconfigdirs="$noconfigdirs target-libmudflap"
360 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
363 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
364 noconfigdirs="$noconfigdirs sim target-rda"
367 noconfigdirs="$noconfigdirs ld gas gdb gprof"
368 noconfigdirs="$noconfigdirs sim target-rda"
369 noconfigdirs="$noconfigdirs ${libgcj}"
371 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
372 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
375 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
376 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
377 && test -f /usr/local/include/gmp.h; then
381 # Skip some stuff that's unsupported on some FreeBSD configurations.
386 noconfigdirs="$noconfigdirs ${libgcj}"
391 # Remove unsupported stuff on all kaOS configurations.
392 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
393 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
394 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
395 noconfigdirs="$noconfigdirs target-libgloss"
398 # Skip some stuff on all NetBSD configurations.
399 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
401 # Skip some stuff that's unsupported on some NetBSD configurations.
403 i*86-*-netbsdelf*) ;;
404 arm*-*-netbsdelf*) ;;
406 noconfigdirs="$noconfigdirs ${libgcj}"
411 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
414 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
416 # The tpf target doesn't support gdb yet.
418 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
421 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
424 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
427 noconfigdirs="$noconfigdirs target-libstdc++-v3"
430 # ld works, but does not support shared libraries.
431 # newlib is not 64 bit ready. I'm not sure about fileutils.
432 # gas doesn't generate exception information.
433 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
436 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
439 # newlib is not 64 bit ready
440 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
443 # newlib is not 64 bit ready
444 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
447 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
450 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
452 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
453 noconfigdirs="$noconfigdirs ${libgcj}"
454 noconfigdirs="$noconfigdirs target-examples"
455 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
456 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
457 noconfigdirs="$noconfigdirs expect dejagnu"
458 # the C++ libraries don't build on top of CE's C libraries
459 noconfigdirs="$noconfigdirs target-libstdc++-v3"
460 noconfigdirs="$noconfigdirs target-newlib"
462 *-*-cygwin*) ;; # keep gdb and readline
463 *) noconfigdirs="$noconfigdirs gdb readline"
468 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
472 arm-*-coff | strongarm-*-coff | xscale-*-coff)
473 noconfigdirs="$noconfigdirs ${libgcj}"
475 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
476 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
478 arm*-*-linux-gnueabi)
479 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
480 noconfigdirs="$noconfigdirs target-libjava target-libobjc"
483 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
486 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
489 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
492 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
495 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
498 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
501 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
504 noconfigdirs="$noconfigdirs target-libgloss gdb"
505 if test x${is_cross_compiler} != xno ; then
506 target_configdirs="${target_configdirs} target-bsp target-cygmon"
510 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
512 c54x*-*-* | tic54x-*-*)
513 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
515 cris-*-* | crisv32-*-*)
516 unsupported_languages="$unsupported_languages java"
519 unsupported_languages="$unsupported_languages fortran"
520 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
522 unsupported_languages="$unsupported_languages fortran"
523 noconfigdirs="$noconfigdirs target-boehm-gc";;
525 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
527 unsupported_languages="$unsupported_languages fortran"
528 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
532 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
535 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
538 noconfigdirs="$noconfigdirs ${libgcj} gdb"
541 noconfigdirs="$noconfigdirs ${libgcj} gdb"
544 noconfigdirs="$noconfigdirs ${libgcj}"
547 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
550 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
552 hppa1.1-*-osf* | hppa1.1-*-bsd* )
554 hppa*64*-*-linux* | parisc*64*-*-linux*)
555 # In this case, it's because the hppa64-linux target is for
556 # the kernel only at this point and has no libc, and thus no
557 # headers, crt*.o, etc., all of which are needed by these.
558 noconfigdirs="$noconfigdirs target-zlib"
560 parisc*-*-linux* | hppa*-*-linux*)
566 noconfigdirs="$noconfigdirs ${libgcj}"
569 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
570 # build on HP-UX 10.20.
571 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
574 noconfigdirs="$noconfigdirs ${libgcj} gdb"
577 # No gdb support yet.
578 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
581 # No gdb or ld support yet.
582 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
586 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
587 noconfigdirs="$noconfigdirs ${libgcj}"
589 i[[3456789]]86-*-linux*)
590 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
591 # not build java stuff by default.
594 noconfigdirs="$noconfigdirs ${libgcj}";;
597 # This section makes it possible to build newlib natively on linux.
598 # If we are using a cross compiler then don't configure newlib.
599 if test x${is_cross_compiler} != xno ; then
600 noconfigdirs="$noconfigdirs target-newlib"
602 noconfigdirs="$noconfigdirs target-libgloss"
603 # If we are not using a cross compiler, do configure newlib.
604 # Note however, that newlib will only be configured in this situation
605 # if the --with-newlib option has been given, because otherwise
606 # 'target-newlib' will appear in skipdirs.
608 i[[3456789]]86-*-mingw32*)
609 target_configdirs="$target_configdirs target-mingw"
610 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
612 # Can't build gdb for mingw32 if not native.
614 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
615 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl gnuserv"
620 target_configdirs="$target_configdirs target-libtermcap target-winsup"
621 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
622 # always build newlib if winsup directory is present.
623 if test -d "$srcdir/winsup"; then
624 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
625 elif test -d "$srcdir/newlib"; then
626 echo "Warning: winsup is missing so newlib can't be built."
629 # Can't build gdb for Cygwin if not native.
631 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
632 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl libgui gnuserv"
636 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
637 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
640 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
642 i[[3456789]]86-*-sco3.2v5*)
643 # The linker does not yet know about weak symbols in COFF,
644 # and is not configured to handle mixed ELF and COFF.
645 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
647 i[[3456789]]86-*-sco*)
648 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
650 i[[3456789]]86-*-solaris2*)
651 noconfigdirs="$noconfigdirs target-libgloss"
653 i[[3456789]]86-*-sysv4*)
654 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
656 i[[3456789]]86-*-beos*)
657 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
660 noconfigdirs="$noconfigdirs ${libgcj}"
662 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
663 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
666 noconfigdirs="$noconfigdirs ${libgcj}"
669 noconfigdirs="$noconfigdirs ${libgcj}"
672 # The EPOC C++ environment does not support exceptions or rtti,
673 # and so building libstdc++-v3 tends not to always work.
674 noconfigdirs="$noconfigdirs target-libstdc++-v3"
677 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
678 unsupported_languages="$unsupported_languages fortran java"
681 noconfigdirs="$noconfigdirs ${libgcj}"
684 noconfigdirs="$noconfigdirs ${libgcj}"
687 noconfigdirs="$noconfigdirs sim"
690 # copied from rs6000-*-* entry
691 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
693 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
694 target_configdirs="$target_configdirs target-winsup"
695 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
696 # always build newlib.
697 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
699 # This is temporary until we can link against shared libraries
700 powerpcle-*-solaris*)
701 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
704 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
707 noconfigdirs="$noconfigdirs ${libgcj}"
709 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
712 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
715 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
718 noconfigdirs="$noconfigdirs gprof ${libgcj}"
721 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
724 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
727 # Linking libjava exceeds command-line length limits on at least
728 # IRIX 6.2, but not on IRIX 6.5.
729 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
730 # <oldham@codesourcery.com>
731 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
734 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
737 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
740 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
743 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
746 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
749 noconfigdirs="$noconfigdirs gprof ${libgcj}"
752 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
756 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
757 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
758 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
759 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
761 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
764 noconfigdirs="$noconfigdirs ${libgcj}"
767 noconfigdirs="$noconfigdirs ${libgcj}"
770 noconfigdirs="$noconfigdirs ${libgcj}"
773 noconfigdirs="$noconfigdirs ${libgcj}"
774 if test x${is_cross_compiler} != xno ; then
775 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
780 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
781 noconfigdirs="$noconfigdirs ${libgcj}"
783 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
786 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
789 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
792 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
795 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
798 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
801 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
804 noconfigdirs="$noconfigdirs ${libgcj}"
807 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
809 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
810 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
813 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
816 noconfigdirs="$noconfigdirs ${libgcj}"
820 # If we aren't building newlib, then don't build libgloss, since libgloss
821 # depends upon some newlib header files.
822 case "${noconfigdirs}" in
823 *target-libgloss*) ;;
824 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
827 # Work in distributions that contain no compiler tools, like Autoconf.
829 host_makefile_frag=/dev/null
830 if test -d ${srcdir}/config ; then
833 # Avoid "too much defining" errors from HPUX compiler.
834 tentative_cc="cc -Wp,-H256000"
835 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
836 # If it's HP/UX ar, this should be harmless.
840 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
843 #None of the Apollo compilers can compile gas or binutils. The preprocessor
844 # chokes on bfd, the compiler won't let you assign integers to enums, and
845 # other problems. Defining CC to gcc is a questionable way to say "don't use
846 # the apollo compiler" (the preferred version of GCC could be called cc,
847 # or whatever), but I'm not sure leaving CC as cc is any better...
848 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
849 # Used to have BISON=yacc.
853 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
856 # Under CX/UX, we want to tell the compiler to use ANSI mode.
857 tentative_cc="cc -Xa"
858 host_makefile_frag="config/mh-cxux"
863 tentative_cc="cc -Wf,-XNg1000"
864 host_makefile_frag="config/mh-decstation"
867 # The C compiler on NEC MIPS SVR4 needs bigger tables.
868 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
869 host_makefile_frag="config/mh-necv4"
872 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
873 # environment. Also bump switch table size so that cp-parse will
874 # compile. Bump string length limit so linker builds.
875 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
878 host_makefile_frag="config/mh-sysv4"
881 # This is for a MIPS running RISC/os 4.52C.
883 # This is needed for GDB, but needs to be in the top-level make because
884 # if a library is compiled with the bsd headers and gets linked with the
885 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
887 # ptrace(2) apparently has problems in the BSD environment. No workaround is
888 # known except to select the sysv environment. Could we use /proc instead?
889 # These "sysv environments" and "bsd environments" often end up being a pain.
891 # This is not part of CFLAGS because perhaps not all C compilers have this
893 tentative_cc="cc -systype sysv"
898 i[[3456789]]86-*-sysv5*)
899 host_makefile_frag="config/mh-sysv5"
901 i[[3456789]]86-*-dgux*)
902 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
903 host_makefile_frag="config/mh-dgux386"
905 i[[3456789]]86-ncr-sysv4.3*)
906 # The MetaWare compiler will generate a copyright message unless you
907 # turn it off by adding the -Hnocopyr flag.
908 tentative_cc="cc -Hnocopyr"
910 i[[3456789]]86-ncr-sysv4*)
911 # for an NCR 3000 (i486/SVR4) system.
912 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
913 # This compiler not only emits obnoxious copyright messages every time
914 # you run it, but it chokes and dies on a whole bunch of GNU source
915 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
916 tentative_cc="/usr/ccs/ATT/cc"
917 host_makefile_frag="config/mh-ncr3000"
919 i[[3456789]]86-*-sco3.2v5*)
921 i[[3456789]]86-*-sco*)
922 # The native C compiler botches some simple uses of const. Unfortunately,
923 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
924 tentative_cc="cc -Dconst="
925 host_makefile_frag="config/mh-sco"
927 i[[3456789]]86-*-udk*)
928 host_makefile_frag="config/mh-sysv5"
930 i[[3456789]]86-*-solaris2*)
931 host_makefile_frag="config/mh-sysv4"
933 i[[3456789]]86-*-msdosdjgpp*)
934 host_makefile_frag="config/mh-djgpp"
937 host_makefile_frag="config/mh-cygwin"
942 host_makefile_frag="config/mh-interix"
945 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
949 host_makefile_frag="config/mh-solaris"
952 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
953 # without overflowing the jump tables (-J says to use a 32 bit table)
957 tentative_cc="cc -Wp,-H256000"
960 tentative_cc="cc -Wp,-H256000"
963 # /bin/cc is less than useful for our purposes. Always use GCC
964 tentative_cc="/usr/cygnus/progressive/bin/gcc"
965 host_makefile_frag="config/mh-lynxrs6k"
968 host_makefile_frag="config/mh-ppc-darwin"
971 # /bin/cc is less than useful for our purposes. Always use GCC
972 tentative_cc="/bin/gcc"
975 host_makefile_frag="config/mh-sysv4"
977 # This is placed last to prevent interfering with the cases above.
979 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
980 host_makefile_frag="config/mh-x86omitfp"
985 # If we aren't going to be using gcc, see if we can extract a definition
986 # of CC from the fragment.
987 # Actually, use the 'pre-extracted' version above.
988 if test -z "${CC}" && test "${build}" = "${host}" ; then
989 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
992 test -z "$dir" && dir=.
993 if test -f $dir/gcc; then
999 if test -z "${found}" && test -n "${tentative_cc}" ; then
1004 if test "${build}" != "${host}" ; then
1005 # If we are doing a Canadian Cross, in which the host and build systems
1006 # are not the same, we set reasonable default values for the tools.
1008 CC=${CC-${host_alias}-gcc}
1009 CFLAGS=${CFLAGS-"-g -O2"}
1010 CXX=${CXX-${host_alias}-c++}
1011 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1012 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1013 BUILD_PREFIX=${build_alias}-
1014 BUILD_PREFIX_1=${build_alias}-
1017 # Set reasonable default values for some tools even if not Canadian.
1018 # Of course, these are different reasonable default values, originally
1019 # specified directly in the Makefile.
1020 # We don't export, so that autoconf can do its job.
1021 # Note that all these settings are above the fragment inclusion point
1022 # in Makefile.in, so can still be overridden by fragments.
1023 # This is all going to change when we autoconfiscate...
1025 CC_FOR_BUILD="\$(CC)"
1027 BUILD_PREFIX_1=loser-
1031 # We must set the default linker to the linker used by gcc for the correct
1032 # operation of libtool. If LD is not defined and we are using gcc, try to
1033 # set the LD default to the ld used by gcc.
1034 if test -z "$LD"; then
1035 if test "$GCC" = yes; then
1038 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1040 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1042 case $gcc_prog_ld in
1043 # Accept absolute paths.
1044 [[\\/]* | [A-Za-z]:[\\/]*)]
1045 LD="$gcc_prog_ld" ;;
1051 CFLAGS=${CFLAGS-"-g"}
1052 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1056 ACX_PROG_CMP_IGNORE_INITIAL
1058 # Check for GMP and MPFR
1062 # Specify a location for mpfr
1063 # check for this first so it ends up on the link line before gmp.
1064 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH Specify source directory for MPFR library])
1066 if test "x$with_mpfr_dir" != x; then
1067 gmpinc="-I$with_mpfr_dir"
1068 gmplibs="$with_mpfr_dir/libmpfr.a"
1073 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH Specify directory for installed MPFR library])
1075 if test "x$with_mpfr" != x; then
1076 gmplibs="-L$with_mpfr/lib $gmplibs"
1077 gmpinc="-I$with_mpfr/include"
1080 # Specify a location for gmp
1081 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1083 if test "x$with_gmp_dir" != x; then
1084 gmpinc="$gmpinc -I$with_gmp_dir"
1085 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
1086 gmplibs="$gmplibs $with_gmp_dir/.libs/libgmp.a"
1087 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
1088 gmplibs="$gmplibs $with_gmp_dir/_libs/libgmp.a"
1090 # One of the later tests will catch the error if neither library is present.
1092 gmplibs="$gmplibs -lgmp"
1095 AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1097 if test "x$with_gmp" != x; then
1098 gmplibs="-L$with_gmp/lib $gmplibs"
1099 gmpinc="-I$with_gmp/include $gmpinc"
1102 saved_CFLAGS="$CFLAGS"
1103 CFLAGS="$CFLAGS $gmpinc"
1104 # Check GMP actually works
1105 AC_MSG_CHECKING([for correct version of gmp.h])
1106 AC_TRY_COMPILE([#include "gmp.h"],[
1107 #if __GNU_MP_VERSION < 3
1110 ], [AC_MSG_RESULT([yes])],
1111 [AC_MSG_RESULT([no]); have_gmp=no])
1113 if test x"$have_gmp" = xyes; then
1114 AC_MSG_CHECKING([for MPFR])
1117 LIBS="$LIBS $gmplibs"
1118 AC_TRY_LINK([#include <gmp.h>
1119 #include <mpfr.h>], [mpfr_t n; mpfr_init(n);],
1120 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1122 CFLAGS="$saved_CFLAGS"
1125 # Flags needed for both GMP and/or MPFR
1129 # By default, C is the only stage 1 language.
1131 AC_SUBST(stage1_languages)
1133 # Figure out what language subdirectories are present.
1134 # Look if the user specified --enable-languages="..."; if not, use
1135 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1137 # NB: embedded tabs in this IF block -- do not untabify
1138 if test -d ${srcdir}/gcc; then
1139 if test x"${enable_languages+set}" != xset; then
1140 if test x"${LANGUAGES+set}" = xset; then
1141 enable_languages="${LANGUAGES}"
1142 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1144 enable_languages=all
1147 if test x"${enable_languages}" = x ||
1148 test x"${enable_languages}" = xyes;
1150 echo configure.in: --enable-languages needs at least one language argument 1>&2
1154 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1156 # 'f95' is the old name for the 'fortran' language. We issue a warning
1157 # and make the substitution.
1158 case ,${enable_languages}, in
1160 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1161 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1165 # First scan to see if an enabled language requires some other language.
1166 # We assume that a given config-lang.in will list all the language
1167 # front ends it requires, even if some are required indirectly.
1168 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1169 case ${lang_frag} in
1171 # The odd quoting in the next line works around
1172 # an apparent bug in bash 1.12 on linux.
1173 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1175 # From the config-lang.in, get $language, $lang_requires
1179 for other in ${lang_requires} ; do
1180 case ,${enable_languages}, in
1184 echo " \`$other' language required by \`$language'; enabling" 1>&2
1185 enable_languages="${enable_languages},${other}"
1193 new_enable_languages=c
1194 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1195 potential_languages=c
1197 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1198 case ${lang_frag} in
1200 # The odd quoting in the next line works around
1201 # an apparent bug in bash 1.12 on linux.
1202 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1204 # From the config-lang.in, get $language, $target_libs,
1205 # $lang_dirs, $boot_language, and $build_by_default
1213 potential_languages="${potential_languages},${language}"
1214 # This is quite sensitive to the ordering of the case statement arms.
1215 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1217 echo "${lang_frag} doesn't set \$language." 1>&2
1221 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1224 *,${language},*:*:*:*)
1225 # Language was explicitly selected; include it.
1229 # 'all' was selected, but this is not a default language
1230 # so do not include it.
1234 # 'all' was selected and this is a default language; include it.
1242 # Disable languages that need GMP if it isn't available.
1243 case ,${enable_languages},:${have_gmp}:${need_gmp} in
1244 *,${language},*:no:yes)
1245 # Specifically requested language; tell them.
1246 AC_MSG_ERROR([GMP with MPFR support is required to build $language])
1254 # Disable a language that is unsupported by the target.
1255 case " $unsupported_languages " in
1261 case $add_this_lang in
1263 # Remove language-dependent dirs.
1264 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1267 new_enable_languages="$new_enable_languages,$language"
1268 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1269 case ${boot_language} in
1271 # Add to (comma-separated) list of stage 1 languages.
1272 stage1_languages="${stage1_languages},${language}"
1281 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1282 if test "x$missing_languages" != x; then
1284 The following requested languages could not be built: ${missing_languages}
1285 Recognised languages are: ${potential_languages}])
1288 if test "x$new_enable_languages" != "x$enable_languages"; then
1289 echo The following languages will be built: ${new_enable_languages}
1291 enable_languages="$new_enable_languages"
1292 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
1295 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1296 # $build_configdirs and $target_configdirs.
1297 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1300 for dir in . $skipdirs $noconfigdirs ; do
1301 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1302 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1303 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1304 if test -r $srcdir/$dirname/configure ; then
1305 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1308 notsupp="$notsupp $dir"
1312 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1313 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1314 if test -r $srcdir/$dirname/configure ; then
1315 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1318 notsupp="$notsupp $dir"
1322 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1323 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1324 if test -r $srcdir/$dirname/configure ; then
1325 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1328 notsupp="$notsupp $dir"
1334 # Sometimes the tools are distributed with libiberty but with no other
1335 # libraries. In that case, we don't want to build target-libiberty.
1336 if test -n "${target_configdirs}" ; then
1338 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1339 if test "$i" != "libiberty" ; then
1340 if test -r $srcdir/$i/configure ; then
1346 if test -z "${others}" ; then
1351 # Quietly strip out all directories which aren't configurable in this tree.
1352 # This relies on all configurable subdirectories being autoconfiscated, which
1354 build_configdirs_all="$build_configdirs"
1356 for i in ${build_configdirs_all} ; do
1357 j=`echo $i | sed -e s/build-//g`
1358 if test -f ${srcdir}/$j/configure ; then
1359 build_configdirs="${build_configdirs} $i"
1363 configdirs_all="$configdirs"
1365 for i in ${configdirs_all} ; do
1366 if test -f ${srcdir}/$i/configure ; then
1367 configdirs="${configdirs} $i"
1371 target_configdirs_all="$target_configdirs"
1373 for i in ${target_configdirs_all} ; do
1374 j=`echo $i | sed -e s/target-//g`
1375 if test -f ${srcdir}/$j/configure ; then
1376 target_configdirs="${target_configdirs} $i"
1380 # Produce a warning message for the subdirs we can't configure.
1381 # This isn't especially interesting in the Cygnus tree, but in the individual
1382 # FSF releases, it's important to let people know when their machine isn't
1383 # supported by the one or two programs in a package.
1385 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1386 # If $appdirs is non-empty, at least one of those directories must still
1387 # be configured, or we error out. (E.g., if the gas release supports a
1388 # specified target in some subdirs but not the gas subdir, we shouldn't
1389 # pretend that all is well.)
1390 if test -n "$appdirs" ; then
1391 for dir in $appdirs ; do
1392 if test -r $dir/Makefile.in ; then
1393 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1397 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1403 if test -n "$appdirs" ; then
1404 echo "*** This configuration is not supported by this package." 1>&2
1408 # Okay, some application will build, or we don't care to check. Still
1409 # notify of subdirs not getting built.
1410 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1411 echo " ${notsupp}" 1>&2
1412 echo " (Any other directories should still work fine.)" 1>&2
1422 AC_ARG_WITH([build-sysroot],
1423 [ --with-build-sysroot=sysroot
1424 use sysroot as the system root during the build],
1425 [if test x"$withval" != x ; then
1426 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1428 [SYSROOT_CFLAGS_FOR_TARGET=])
1429 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1431 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1432 # the named directory are copied to $(tooldir)/sys-include.
1433 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1434 if test x${is_cross_compiler} = xno ; then
1435 echo 1>&2 '***' --with-headers is only supported when cross compiling
1438 if test x"${with_headers}" != xyes ; then
1439 case "${exec_prefixoption}" in
1441 *) x=${exec_prefix} ;;
1443 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1447 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1448 # the name directories are copied to $(tooldir)/lib. Multiple directories
1450 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1451 if test x${is_cross_compiler} = xno ; then
1452 echo 1>&2 '***' --with-libs is only supported when cross compiling
1455 if test x"${with_libs}" != xyes ; then
1456 # Copy the libraries in reverse order, so that files in the first named
1457 # library override files in subsequent libraries.
1458 case "${exec_prefixoption}" in
1460 *) x=${exec_prefix} ;;
1462 for l in ${with_libs}; do
1463 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1468 # Handle ${copy_dirs}
1469 set fnord ${copy_dirs}
1471 while test $# != 0 ; do
1472 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1475 echo Copying $1 to $2
1477 # Use the install script to create the directory and all required
1478 # parent directories.
1479 if test -d $2 ; then
1483 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1486 # Copy the directory, assuming we have tar.
1487 # FIXME: Should we use B in the second tar? Not all systems support it.
1488 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1490 # It is the responsibility of the user to correctly adjust all
1491 # symlinks. If somebody can figure out how to handle them correctly
1492 # here, feel free to add the code.
1499 extra_arflags_for_target=
1500 extra_nmflags_for_target=
1501 extra_ranlibflags_for_target=
1502 target_makefile_frag=/dev/null
1505 target_makefile_frag="config/mt-netware"
1507 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1508 target_makefile_frag="config/mt-gnu"
1510 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1511 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1512 # commands to handle both 32-bit and 64-bit objects. These flags are
1513 # harmless if we're using GNU nm or ar.
1514 extra_arflags_for_target=" -X32_64"
1515 extra_nmflags_for_target=" -B -X32_64"
1518 # ranlib from Darwin requires the -c flag to look at common symbols.
1519 extra_ranlibflags_for_target=" -c"
1521 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1522 target_makefile_frag="config/mt-wince"
1526 alphaieee_frag=/dev/null
1529 # This just makes sure to use the -mieee option to build target libs.
1530 # This should probably be set individually by each library.
1531 alphaieee_frag="config/mt-alphaieee"
1535 # If --enable-target-optspace always use -Os instead of -O2 to build
1536 # the target libraries, similarly if it is not specified, use -Os
1537 # on selected platforms.
1538 ospace_frag=/dev/null
1539 case "${enable_target_optspace}:${target}" in
1541 ospace_frag="config/mt-ospace"
1544 ospace_frag="config/mt-d30v"
1546 :m32r-* | :d10v-* | :fr30-*)
1547 ospace_frag="config/mt-ospace"
1552 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1556 # Set with_gnu_as and with_gnu_ld as appropriate.
1558 # This is done by determining whether or not the appropriate directory
1559 # is available, and by checking whether or not specific configurations
1560 # have requested that this magic not happen.
1562 # The command line options always override the explicit settings in
1563 # configure.in, and the settings in configure.in override this magic.
1565 # If the default for a toolchain is to use GNU as and ld, and you don't
1566 # want to do that, then you should use the --without-gnu-as and
1567 # --without-gnu-ld options for the configure script.
1569 if test x${use_gnu_as} = x &&
1570 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1572 extra_host_args="$extra_host_args --with-gnu-as"
1575 if test x${use_gnu_ld} = x &&
1576 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1578 extra_host_args="$extra_host_args --with-gnu-ld"
1581 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1582 # can detect this case.
1584 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1586 extra_host_args="$extra_host_args --with-newlib"
1589 # Default to using --with-stabs for certain targets.
1590 if test x${with_stabs} = x ; then
1592 mips*-*-irix[[56]]*)
1594 mips*-*-* | alpha*-*-osf*)
1596 extra_host_args="${extra_host_args} --with-stabs"
1601 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1602 # them automatically.
1605 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1609 # Some systems (e.g., one of the i386-aix systems the gas testers are
1610 # using) don't handle "\$" correctly, so don't use it here.
1611 tooldir='${exec_prefix}'/${target_alias}
1612 build_tooldir=${tooldir}
1614 # Generate default definitions for YACC, M4, LEX and other programs that run
1615 # on the build machine. These are used if the Makefile can't locate these
1616 # programs in objdir.
1617 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
1618 AC_CHECK_PROGS([CONFIGURED_BISON], [bison], [$MISSING bison])
1619 AC_CHECK_PROGS([CONFIGURED_YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
1620 AC_CHECK_PROGS([CONFIGURED_M4], [gm4 gnum4 m4], [$MISSING m4])
1621 AC_CHECK_PROGS([CONFIGURED_FLEX], [flex], [$MISSING flex])
1622 AC_CHECK_PROGS([CONFIGURED_LEX], [flex lex], [$MISSING flex])
1623 AC_CHECK_PROGS([CONFIGURED_MAKEINFO], makeinfo, [$MISSING makeinfo])
1625 # Create a .gdbinit file which runs the one in srcdir
1626 # and tells GDB to look there for source files.
1628 if test -r ${srcdir}/.gdbinit ; then
1631 *) cat > ./.gdbinit <<EOF
1635 source ${srcdir}/.gdbinit
1641 # Make sure that the compiler is able to generate an executable. If it
1642 # can't, we are probably in trouble. We don't care whether we can run the
1643 # executable--we might be using a cross compiler--we only care whether it
1644 # can be created. At this point the main configure script has set CC.
1646 echo "int main () { return 0; }" > conftest.c
1647 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1648 if test $? = 0 ; then
1649 if test -s conftest || test -s conftest.exe ; then
1655 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1656 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1663 # The Solaris /usr/ucb/cc compiler does not appear to work.
1665 sparc-sun-solaris2*)
1666 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1667 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1669 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1670 if test -d /opt/cygnus/bin ; then
1671 if test "$could_use" = "" ; then
1672 could_use="/opt/cygnus/bin"
1674 could_use="$could_use or /opt/cygnus/bin"
1677 if test "$could_use" = "" ; then
1678 echo "Warning: compilation may fail because you're using"
1679 echo "/usr/ucb/cc. You should change your PATH or CC "
1680 echo "variable and rerun configure."
1682 echo "Warning: compilation may fail because you're using"
1683 echo "/usr/ucb/cc, when you should use the C compiler from"
1684 echo "$could_use. You should change your"
1685 echo "PATH or CC variable and rerun configure."
1692 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1693 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
1694 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1697 # Record target_configdirs and the configure arguments for target and
1698 # build configuration in Makefile.
1699 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1700 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1702 # Determine whether gdb needs tk/tcl or not.
1703 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1704 # and in that case we want gdb to be built without tk. Ugh!
1705 # In fact I believe gdb is the *only* package directly dependent on tk,
1706 # so we should be able to put the 'maybe's in unconditionally and
1707 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1708 # 100% sure that that's safe though.
1710 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
1711 case "$enable_gdbtk" in
1715 GDB_TK="${gdb_tk}" ;;
1717 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1718 # distro. Eventually someone will fix this and move Insight, nee
1719 # gdbtk to a separate directory.
1720 if test -d ${srcdir}/gdb/gdbtk ; then
1728 # Strip out unwanted targets.
1730 # While at that, we remove Makefiles if we were started for recursive
1731 # configuration, so that the top-level Makefile reconfigures them,
1732 # like we used to do when configure itself was recursive.
1734 # Loop over modules. $extrasub must be used with care, limiting as
1735 # much as possible the usage of range addresses. That's because autoconf
1736 # splits the sed script to overcome limits in the number of commands,
1737 # and relying on carefully-timed sed passes may turn out to be very hard
1738 # to maintain later. In this particular case, you just have to be careful
1739 # not to nest @if/@endif pairs, because configure will not warn you at all.
1741 AC_ARG_ENABLE([bootstrap],
1742 [ --enable-bootstrap[=lean] Enable bootstrapping [no]],,
1743 enable_bootstrap=default)
1745 # Issue errors and warnings for invalid/strange bootstrap combinations.
1746 case "$configdirs" in
1747 *gcc*) have_compiler=yes ;;
1748 *) have_compiler=no ;;
1751 case "$have_compiler:$host:$target:$enable_bootstrap" in
1754 # Default behavior. (We'll) enable bootstrap if we have a compiler
1755 # and we are in a native configuration.
1756 yes:$build:$build:default)
1757 # This will become 'yes'
1758 enable_bootstrap=no ;;
1761 enable_bootstrap=no ;;
1763 # We have a compiler and we are in a native configuration, bootstrap is ok
1764 yes:$build:$build:yes | yes:$build:$build:lean)
1767 # Other configurations, but we have a compiler. Assume the user knows
1769 yes:*:*:yes | yes:*:*:lean)
1770 AC_MSG_WARN([trying to bootstrap a cross compiler])
1773 # No compiler: if they passed --enable-bootstrap explicitly, fail
1774 no:*:*:yes | no:*:*:lean)
1775 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
1777 # Fail if wrong command line
1779 AC_MSG_ERROR([invalid option for --enable-bootstrap])
1783 # Adjust the toplevel makefile according to whether bootstrap was selected.
1784 case "$enable_bootstrap" in
1787 bootstrap_suffix=bootstrap ;;
1790 bootstrap_suffix=bootstrap ;;
1792 bootstrap_suffix=no-bootstrap ;;
1794 AC_SUBST(bootstrap_lean)
1796 for module in ${build_configdirs} ; do
1797 if test -z "${no_recursion}" \
1798 && test -f ${build_subdir}/${module}/Makefile; then
1799 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1800 rm -f ${build_subdir}/${module}/Makefile
1803 /^@if build-$module\$/d
1804 /^@endif build-$module\$/d
1805 /^@if build-$module-$bootstrap_suffix\$/d
1806 /^@endif build-$module-$bootstrap_suffix\$/d"
1808 for module in ${configdirs} ; do
1809 if test -z "${no_recursion}" \
1810 && test -f ${module}/Makefile; then
1811 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1812 rm -f ${module}/Makefile
1816 /^@endif $module\$/d
1817 /^@if $module-$bootstrap_suffix\$/d
1818 /^@endif $module-$bootstrap_suffix\$/d"
1820 for module in ${target_configdirs} ; do
1821 if test -z "${no_recursion}" \
1822 && test -f ${target_subdir}/${module}/Makefile; then
1823 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1824 rm -f ${target_subdir}/${module}/Makefile
1827 /^@if target-$module\$/d
1828 /^@endif target-$module\$/d
1829 /^@if target-$module-$bootstrap_suffix\$/d
1830 /^@endif target-$module-$bootstrap_suffix\$/d"
1834 /^@if /,/^@endif /d"
1836 # Create the serialization dependencies. This uses a temporary file.
1838 AC_ARG_ENABLE([serial-configure],
1839 [ --enable-serial-[{host,target,build}-]configure
1840 Force sequential configuration of
1841 sub-packages for the host, target or build
1842 machine, or all sub-packages])
1844 case ${enable_serial_configure} in
1846 enable_serial_build_configure=yes
1847 enable_serial_host_configure=yes
1848 enable_serial_target_configure=yes
1852 # These force 'configure's to be done one at a time, to avoid problems
1853 # with contention over a shared config.cache.
1855 echo '# serdep.tmp' > serdep.tmp
1857 test "x${enable_serial_build_configure}" = xyes &&
1858 for item in ${build_configdirs} ; do
1861 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1866 test "x${enable_serial_host_configure}" = xyes &&
1867 for item in ${configdirs} ; do
1870 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1875 test "x${enable_serial_target_configure}" = xyes &&
1876 for item in ${target_configdirs} ; do
1879 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1883 serialization_dependencies=serdep.tmp
1884 AC_SUBST_FILE(serialization_dependencies)
1886 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1887 # target and nonopt. These are the ones we might not want to pass
1888 # down to subconfigures. Also strip program-prefix, program-suffix,
1889 # and program-transform-name, so that we can pass down a consistent
1890 # program-transform-name. If autoconf has put single quotes around
1891 # any of these arguments (because they contain shell metacharacters)
1892 # then this will fail; in practice this only happens for
1893 # --program-transform-name, so be sure to override --program-transform-name
1894 # at the end of the argument list.
1895 # These will be expanded by make, so quote '$'.
1896 cat <<\EOF_SED > conftestsed
1898 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1899 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1900 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1901 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1902 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1903 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1904 s/ -cache-file[[= ]][[^ ]]*//g
1905 s/ -srcdir[[= ]][[^ ]]*//g
1906 s/ -host[[= ]][[^ ]]*//g
1907 s/ -build[[= ]][[^ ]]*//g
1908 s/ -target[[= ]][[^ ]]*//g
1909 s/ -program-prefix[[= ]][[^ ]]*//g
1910 s/ -program-suffix[[= ]][[^ ]]*//g
1911 s/ -program-transform-name[[= ]][[^ ]]*//g
1912 s/ [[^' -][^ ]*] / /
1916 sed -f conftestsed <<EOF_SED > conftestsed.out
1917 ${ac_configure_args}
1919 baseargs=`cat conftestsed.out`
1920 rm -f conftestsed conftestsed.out
1922 # Add in --program-transform-name, after --program-prefix and
1923 # --program-suffix have been applied to it. Autoconf has already
1924 # doubled dollar signs and backslashes in program_transform_name; we want
1925 # the backslashes un-doubled, and then the entire thing wrapped in single
1926 # quotes, because this will be expanded first by make and then by the shell.
1927 # Also, because we want to override the logic in subdir configure scripts to
1928 # choose program_transform_name, replace any s,x,x, with s,y,y,.
1929 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1930 ${program_transform_name}
1932 gcc_transform_name=`cat conftestsed.out`
1933 rm -f conftestsed.out
1934 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1936 # For the build-side libraries, we just need to pretend we're native,
1937 # and not use the same cache file. Multilibs are neither needed nor
1939 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} --target=${target_alias} ${baseargs}"
1941 # For host modules, accept cache file option, or specification as blank.
1942 case "${cache_file}" in
1944 cache_file_option="" ;;
1945 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1946 cache_file_option="--cache-file=${cache_file}" ;;
1948 cache_file_option="--cache-file=../${cache_file}" ;;
1951 # Host dirs don't like to share a cache file either, horribly enough.
1952 # This seems to be due to autoconf 2.5x stupidity.
1953 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1955 target_configargs=${baseargs}
1957 # Passing a --with-cross-host argument lets the target libraries know
1958 # whether they are being built with a cross-compiler or being built
1959 # native. However, it would be better to use other mechanisms to make the
1960 # sorts of decisions they want to make on this basis. Please consider
1961 # this option to be deprecated. FIXME.
1962 if test x${is_cross_compiler} = xyes ; then
1963 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1966 # Default to --enable-multilib.
1967 if test x${enable_multilib} = x ; then
1968 target_configargs="--enable-multilib ${target_configargs}"
1971 # Pass --with-newlib if appropriate. Note that target_configdirs has
1972 # changed from the earlier setting of with_newlib.
1973 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1974 target_configargs="--with-newlib ${target_configargs}"
1977 # Different target subdirs use different values of certain variables
1978 # (notably CXX). Worse, multilibs use *lots* of different values.
1979 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
1980 # it doesn't automatically accept command-line overrides of them.
1981 # This means it's not safe for target subdirs to share a cache file,
1982 # which is disgusting, but there you have it. Hopefully this can be
1983 # fixed in future. It's still worthwhile to use a cache file for each
1984 # directory. I think.
1986 # Pass the appropriate --build, --host, --target and --cache-file arguments.
1987 # We need to pass --target, as newer autoconf's requires consistency
1988 # for target_alias and gcc doesn't manage it consistently.
1989 target_configargs="--cache-file=./config.cache --build=${build_alias} --host=${target_alias} --target=${target_alias} ${target_configargs}"
1992 case " $target_configdirs " in
1994 case " $target_configargs " in
1995 *" --with-newlib "*)
1998 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 $$s/winsup/w32api/include' ;;
2001 # If we're not building GCC, don't discard standard headers.
2002 if test -d ${srcdir}/gcc; then
2003 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2005 if test "${build}" != "${host}"; then
2006 # On Canadian crosses, CC_FOR_TARGET will have already been set
2007 # by `configure', so we won't have an opportunity to add -Bgcc/
2008 # to it. This is right: we don't want to search that directory
2009 # for binaries, but we want the header files in there, so add
2011 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2013 # Someone might think of using the pre-installed headers on
2014 # Canadian crosses, in case the installed compiler is not fully
2015 # compatible with the compiler being built. In this case, it
2016 # would be better to flag an error than risking having
2017 # incompatible object files being constructed. We can't
2018 # guarantee that an error will be flagged, but let's hope the
2019 # compiler will do it, when presented with incompatible header
2024 case "${target}-${is_cross_compiler}" in
2025 i[[3456789]]86-*-linux*-no)
2026 # Here host == target, so we don't need to build gcc,
2027 # so we don't want to discard standard headers.
2028 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2031 # If we're building newlib, use its generic headers last, but search
2032 # for any libc-related directories first (so make it the last -B
2034 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2042 # Allow the user to override the flags for
2043 # our build compiler if desired.
2044 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2046 # On Canadian crosses, we'll be searching the right directories for
2047 # the previously-installed cross compiler, so don't bother to add
2048 # flags for directories within the install tree of the compiler
2049 # being built; programs in there won't even run.
2050 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2051 # Search for pre-installed headers if nothing else fits.
2052 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2055 if test "x${use_gnu_ld}" = x &&
2056 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2057 # Arrange for us to find uninstalled linker scripts.
2058 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2061 # Makefile fragments.
2062 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2064 eval fragval=\$$frag
2065 if test $fragval != /dev/null; then
2066 eval $frag=${srcdir}/$fragval
2069 AC_SUBST_FILE(host_makefile_frag)
2070 AC_SUBST_FILE(target_makefile_frag)
2071 AC_SUBST_FILE(alphaieee_frag)
2072 AC_SUBST_FILE(ospace_frag)
2074 # Miscellanea: directories, flags, etc.
2075 AC_SUBST(RPATH_ENVVAR)
2076 AC_SUBST(BUILD_PREFIX)
2077 AC_SUBST(BUILD_PREFIX_1)
2079 AC_SUBST(build_tooldir)
2082 # Build module lists & subconfigure args.
2083 AC_SUBST(build_configargs)
2084 AC_SUBST(build_configdirs)
2086 # Host module lists & subconfigure args.
2087 AC_SUBST(host_configargs)
2088 AC_SUBST(configdirs)
2090 # Target module lists & subconfigure args.
2091 AC_SUBST(target_configargs)
2092 AC_SUBST(target_configdirs)
2095 AC_SUBST(CC_FOR_BUILD)
2096 AC_SUBST(config_shell)
2099 NCN_STRICT_CHECK_TOOLS(AR, ar)
2100 NCN_STRICT_CHECK_TOOLS(AS, as)
2101 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2102 NCN_STRICT_CHECK_TOOLS(LD, ld)
2103 NCN_STRICT_CHECK_TOOLS(NM, nm)
2104 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2105 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2106 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2107 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
2111 AC_SUBST(CFLAGS_FOR_BUILD)
2114 # Target tools. Do the tests using the names they may have passed in
2115 # the environment, then move it to CONFIGURED_*_FOR_TARGET.
2116 NCN_STRICT_CHECK_TARGET_TOOLS(AR_FOR_TARGET, ar)
2117 NCN_STRICT_CHECK_TARGET_TOOLS(AS_FOR_TARGET, as)
2118 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2119 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2120 NCN_STRICT_CHECK_TARGET_TOOLS(DLLTOOL_FOR_TARGET, dlltool)
2121 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2122 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2123 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2124 NCN_STRICT_CHECK_TARGET_TOOLS(LD_FOR_TARGET, ld)
2125 NCN_STRICT_CHECK_TARGET_TOOLS(LIPO_FOR_TARGET, lipo)
2126 NCN_STRICT_CHECK_TARGET_TOOLS(NM_FOR_TARGET, nm)
2127 NCN_STRICT_CHECK_TARGET_TOOLS(OBJDUMP_FOR_TARGET, objdump)
2128 NCN_STRICT_CHECK_TARGET_TOOLS(RANLIB_FOR_TARGET, ranlib, :)
2129 NCN_STRICT_CHECK_TARGET_TOOLS(STRIP_FOR_TARGET, strip)
2130 NCN_STRICT_CHECK_TARGET_TOOLS(WINDRES_FOR_TARGET, windres)
2132 CONFIGURED_AR_FOR_TARGET="$AR_FOR_TARGET"
2133 CONFIGURED_AS_FOR_TARGET="$AS_FOR_TARGET"
2134 CONFIGURED_CC_FOR_TARGET="$CC_FOR_TARGET"
2135 CONFIGURED_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2136 CONFIGURED_DLLTOOL_FOR_TARGET="$DLLTOOL_FOR_TARGET"
2137 CONFIGURED_GCC_FOR_TARGET="$GCC_FOR_TARGET"
2138 CONFIGURED_GCJ_FOR_TARGET="$GCJ_FOR_TARGET"
2139 CONFIGURED_GFORTRAN_FOR_TARGET="$GFORTRAN_FOR_TARGET"
2140 CONFIGURED_LD_FOR_TARGET="$LD_FOR_TARGET"
2141 CONFIGURED_LIPO_FOR_TARGET="$LIPO_FOR_TARGET"
2142 CONFIGURED_NM_FOR_TARGET="$NM_FOR_TARGET"
2143 CONFIGURED_OBJDUMP_FOR_TARGET="$OBJDUMP_FOR_TARGET"
2144 CONFIGURED_RANLIB_FOR_TARGET="$RANLIB_FOR_TARGET"
2145 CONFIGURED_STRIP_FOR_TARGET="$STRIP_FOR_TARGET"
2146 CONFIGURED_WINDRES_FOR_TARGET="$WINDRES_FOR_TARGET"
2148 AC_SUBST(CONFIGURED_AR_FOR_TARGET)dnl
2149 AC_SUBST(CONFIGURED_AS_FOR_TARGET)dnl
2150 AC_SUBST(CONFIGURED_CC_FOR_TARGET)dnl
2151 AC_SUBST(CONFIGURED_CXX_FOR_TARGET)dnl
2152 AC_SUBST(CONFIGURED_DLLTOOL_FOR_TARGET)dnl
2153 AC_SUBST(CONFIGURED_GCC_FOR_TARGET)dnl
2154 AC_SUBST(CONFIGURED_GCJ_FOR_TARGET)dnl
2155 AC_SUBST(CONFIGURED_GFORTRAN_FOR_TARGET)dnl
2156 AC_SUBST(CONFIGURED_LD_FOR_TARGET)dnl
2157 AC_SUBST(CONFIGURED_LIPO_FOR_TARGET)dnl
2158 AC_SUBST(CONFIGURED_NM_FOR_TARGET)dnl
2159 AC_SUBST(CONFIGURED_OBJDUMP_FOR_TARGET)dnl
2160 AC_SUBST(CONFIGURED_RANLIB_FOR_TARGET)dnl
2161 AC_SUBST(CONFIGURED_STRIP_FOR_TARGET)dnl
2162 AC_SUBST(CONFIGURED_WINDRES_FOR_TARGET)dnl
2163 AC_SUBST(FLAGS_FOR_TARGET)
2165 # Fix up target tools.
2166 if test "x${build}" = "x${host}" ; then
2167 # In this case, the newly built tools can and should be used,
2168 # so we override the results of the autoconf tests.
2169 # This should really only happen when the tools are actually being built,
2170 # but that's a further refinement. The new build scheme, where
2171 # tools are built into a structure paralleling where they're installed,
2172 # should also eliminate all of this cleanly.
2173 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2174 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2175 CC_FOR_TARGET="\$(USUAL_CC_FOR_TARGET)"
2176 CXX_FOR_TARGET="\$(USUAL_CXX_FOR_TARGET)"
2177 RAW_CXX_FOR_TARGET="\$(USUAL_RAW_CXX_FOR_TARGET)"
2178 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2179 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
2180 GCJ_FOR_TARGET="\$(USUAL_GCJ_FOR_TARGET)"
2181 GFORTRAN_FOR_TARGET="\$(USUAL_GFORTRAN_FOR_TARGET)"
2182 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2183 LIPO_FOR_TARGET="\$(USUAL_LIPO_FOR_TARGET)"
2184 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2185 OBJDUMP_FOR_TARGET="\$(USUAL_OBJDUMP_FOR_TARGET)"
2186 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2187 STRIP_FOR_TARGET="\$(USUAL_STRIP_FOR_TARGET)"
2188 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2190 # Just use the ones we found.
2191 AR_FOR_TARGET="\$(CONFIGURED_AR_FOR_TARGET)"
2192 AS_FOR_TARGET="\$(CONFIGURED_AS_FOR_TARGET)"
2193 CC_FOR_TARGET="\$(CONFIGURED_CC_FOR_TARGET)"
2194 CXX_FOR_TARGET="\$(CONFIGURED_CXX_FOR_TARGET)"
2195 RAW_CXX_FOR_TARGET="\$(CONFIGURED_CXX_FOR_TARGET)"
2196 DLLTOOL_FOR_TARGET="\$(CONFIGURED_DLLTOOL_FOR_TARGET)"
2197 GCC_FOR_TARGET="\$(CONFIGURED_GCC_FOR_TARGET)"
2198 GCJ_FOR_TARGET="\$(CONFIGURED_GCJ_FOR_TARGET)"
2199 GFORTRAN_FOR_TARGET="\$(CONFIGURED_GFORTRAN_FOR_TARGET)"
2200 LD_FOR_TARGET="\$(CONFIGURED_LD_FOR_TARGET)"
2201 LIPO_FOR_TARGET="\$(CONFIGURED_LIPO_FOR_TARGET)"
2202 NM_FOR_TARGET="\$(CONFIGURED_NM_FOR_TARGET)"
2203 OBJDUMP_FOR_TARGET="\$(CONFIGURED_OBJDUMP_FOR_TARGET)"
2204 RANLIB_FOR_TARGET="\$(CONFIGURED_RANLIB_FOR_TARGET)"
2205 STRIP_FOR_TARGET="\$(CONFIGURED_STRIP_FOR_TARGET)"
2206 WINDRES_FOR_TARGET="\$(CONFIGURED_WINDRES_FOR_TARGET)"
2209 AC_SUBST(RAW_CXX_FOR_TARGET)
2211 # Certain tools may need extra flags.
2212 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2213 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2214 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2216 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2217 AC_ARG_ENABLE(maintainer-mode,
2218 [ --enable-maintainer-mode enable make rules and dependencies not useful
2219 (and sometimes confusing) to the casual installer],
2220 USE_MAINTAINER_MODE=$enableval,
2221 USE_MAINTAINER_MODE=no)
2222 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2223 AC_SUBST(MAINTAINER_MODE_TRUE)
2224 AC_SUBST(MAINTAINER_MODE_FALSE)
2225 if test "$USE_MAINTAINER_MODE" = yes; then
2226 MAINTAINER_MODE_TRUE=
2227 MAINTAINER_MODE_FALSE='#'
2229 MAINTAINER_MODE_TRUE='#'
2230 MAINTAINER_MODE_FALSE=
2232 MAINT=$MAINTAINER_MODE_TRUE
2235 # ---------------------
2236 # GCC bootstrap support
2237 # ---------------------
2239 # Stage specific cflags for build.
2244 yes) stage1_cflags="-g -Wa,-J" ;;
2245 *) stage1_cflags="-g -J" ;;
2248 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2249 # sources; use -no-cpp-precomp to get to GNU cpp.
2250 # Apple's GCC has bugs in designated initializer handling, so disable
2252 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2255 AC_SUBST(stage1_cflags)
2257 # It makes debugging easier if we create as symlinks the stage directories
2258 # gcc for stageN-gcc and stagePREV-gcc for stage(N-1). In case this is not
2259 # possible, however, we can resort to mv.
2260 AC_CACHE_CHECK([if symbolic links between directories work],
2261 [gcc_cv_prog_ln_s_dir],
2262 [if test "${LN_S}" = "ln -s" \
2263 && mkdir confdir.s1 \
2264 && ln -s confdir.s1 confdir.s2 \
2265 && echo timestamp1 > confdir.s1/conftest.1 \
2266 && cmp confdir.s1/conftest.1 confdir.s2/conftest.1 \
2267 && echo timestamp2 > confdir.s2/conftest.2 \
2268 && cmp confdir.s1/conftest.2 confdir.s1/conftest.2 \
2269 && rm -f confdir.s2; then
2270 gcc_cv_prog_ln_s_dir=yes
2272 gcc_cv_prog_ln_s_dir=no
2274 rm -rf confdir.s1 confdir.s2])
2276 case ${gcc_cv_prog_ln_s_dir} in
2278 CREATE_LINK_TO_DIR='ln -s $$1 $$2'
2279 UNDO_LINK_TO_DIR='rm -f $$1' ;;
2281 CREATE_LINK_TO_DIR='mv $$1 $$2'
2282 UNDO_LINK_TO_DIR='mv $$1 $$2' ;;
2284 AC_SUBST(CREATE_LINK_TO_DIR)
2285 AC_SUBST(UNDO_LINK_TO_DIR)
2287 # Enable -Werror in bootstrap stage2 and later.
2288 # Change the default to "no" on release branches.
2289 AC_ARG_ENABLE(werror,
2290 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2291 [enable_werror=yes])
2292 case ${enable_werror} in
2293 yes) stage2_werror_flag="--enable-werror-always" ;;
2294 *) stage2_werror_flag="" ;;
2296 AC_SUBST(stage2_werror_flag)