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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 ##############################################################################
19 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
21 AC_INIT(move-if-change)
26 # Get 'install' or 'install-sh' and its variants.
29 sinclude(config/acx.m4)
31 ### we might need to use some other shell than /bin/sh for running subshells
32 ### If we are on Windows, search for the shell. This will permit people
33 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
34 ### without also having to set CONFIG_SHELL. This code will work when
35 ### using bash, which sets OSTYPE.
38 if test x${CONFIG_SHELL} = x ; then
39 if test ! -f /bin/sh ; then
40 if test x${SHELL} != x && test -f ${SHELL} ; then
44 for prog in sh sh.exe bash bash.exe; do
45 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
47 test -z "$dir" && dir=.
48 if test -f $dir/$prog; then
49 CONFIG_SHELL=$dir/$prog
55 test -n "${CONFIG_SHELL}" && break
63 config_shell=${CONFIG_SHELL-/bin/sh}
66 # if PWD already has a value, it is probably wrong.
67 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
69 # Export original configure arguments for use by sub-configures. These
70 # will be expanded by make, so quote '$'.
72 sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
75 TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
77 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
79 moveifchange=${srcdir}/move-if-change
81 # Set srcdir to "." if that's what it is.
82 # This is important for multilib support.
84 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
85 if test "${pwd}" = "${srcpwd}" ; then
92 # Define the trigger file to make sure configure will re-run whenever
93 # the gcc version number changes.
94 if test "${with_gcc_version_trigger+set}" = set ; then
95 gcc_version_trigger="$with_gcc_version_trigger"
96 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
98 # If gcc's sources are available, define the trigger file.
99 if test -f ${topsrcdir}/gcc/version.c ; then
100 gcc_version_trigger=${topsrcdir}/gcc/version.c
101 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
102 case "$ac_configure_args" in
103 *--with-gcc-version-trigger=$gcc_version_trigger* )
106 # Add to all subconfigure arguments: build, host, and target.
107 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
113 ### To add a new directory to the tree, first choose whether it is a target
114 ### or a host dependent tool. Then put it into the appropriate list
115 ### (library or tools, host or target), doing a dependency sort.
117 # Subdirs will be configured in the order listed in build_configdirs,
118 # configdirs, or target_configdirs; see the serialization section below.
120 # Dependency sorting is only needed when *configuration* must be done in
121 # a particular order. In all cases a dependency should be specified in
122 # the Makefile, whether or not it's implicitly specified here.
124 # Double entries in build_configdirs, configdirs, or target_configdirs may
125 # cause circular dependencies and break everything horribly.
127 # these libraries are used by various programs built for the host environment
129 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl tix libgui zlib"
131 # these tools are built for the host environment
132 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
133 # know that we are building the simulator.
134 # binutils, gas and ld appear in that order because it makes sense to run
135 # "make check" in that particular order.
136 host_tools="texinfo byacc flex bison binutils gas ld 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"
138 # libgcj represents the runtime libraries only used by gcj.
139 libgcj="target-libffi \
145 # these libraries are built for the target environment, and are built after
146 # the host libraries and the host tools (which may be a cross compiler)
148 target_libraries="target-libiberty \
151 target-libstdc++-v3 \
157 # these tools are built using the target libraries, and are intended to
158 # run only in the target environment
160 # note: any program that *uses* libraries that are in the "target_libraries"
161 # list belongs in this list. those programs are also very likely
162 # candidates for the "native_only" list which follows
164 target_tools="target-examples target-groff target-gperf target-rda"
166 ################################################################################
168 ## All tools belong in one of the four categories, and are assigned above
169 ## We assign ${configdirs} this way to remove all embedded newlines. This
170 ## is important because configure will choke if they ever get through.
171 ## ${configdirs} is directories we build using the host tools.
172 ## ${target_configdirs} is directories we build using the target tools.
174 configdirs=`echo ${host_libs} ${host_tools}`
175 target_configdirs=`echo ${target_libraries} ${target_tools}`
177 # Only make build modules if build != host.
178 # This should be done more generally, but at the moment it doesn't matter.
179 if test ${host_alias} != ${build_alias} ; then
180 # This is the only build module.
181 build_modules=libiberty
187 ################################################################################
189 srcname="gnu development package"
191 # This gets set non-empty for some net releases of packages.
194 # Define is_cross_compiler to save on calls to 'test'.
196 if test x"${host}" = x"${target}" ; then
199 is_cross_compiler=yes
202 # Find the build and target subdir names.
205 # Skipdirs are removed silently.
207 # Noconfigdirs are removed loudly.
211 # Make sure we don't let GNU ld be added if we didn't want it.
212 if test x$with_gnu_ld = xno ; then
214 noconfigdirs="$noconfigdirs ld"
218 # Make sure we don't let GNU as be added if we didn't want it.
219 if test x$with_gnu_as = xno ; then
221 noconfigdirs="$noconfigdirs gas"
224 # some tools are so dependent upon X11 that if we're not building with X,
225 # it's not even worth trying to configure, much less build, that tool.
228 yes | "") ;; # the default value for this tree is that X11 is available
230 skipdirs="${skipdirs} tk tix itcl libgui"
231 # We won't be able to build gdbtk without X.
234 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
237 # Some tools are only suitable for building in a "native" situation.
238 # Remove these if host!=target.
239 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"
241 # Similarly, some are only suitable for cross toolchains.
242 # Remove these if host=target.
243 cross_only="target-libgloss target-newlib target-opcodes"
245 case $is_cross_compiler in
246 no) skipdirs="${skipdirs} ${cross_only}" ;;
247 yes) skipdirs="${skipdirs} ${native_only}" ;;
250 # If both --with-headers and --with-libs are specified, default to
252 if test x"${with_headers}" != x && test x"${with_headers} != xno \
253 && test x"${with_libs}" != x && test x"${with_libs} != xno ; then
254 if test x"${with_newlib}" = x ; then
259 # Recognize --with-newlib/--without-newlib.
260 case ${with_newlib} in
261 no) skipdirs="${skipdirs} target-newlib" ;;
262 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
265 # Configure extra directories which are host specific
269 configdirs="$configdirs libtermcap" ;;
272 # Remove more programs from consideration, based on the host or
273 # target this usually means that a port of the program doesn't
278 noconfigdirs="$noconfigdirs byacc"
280 i[[3456789]]86-*-vsta)
281 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext"
283 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
284 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi"
286 i[[3456789]]86-*-mingw32*)
287 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv"
288 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
290 i[[3456789]]86-*-beos*)
291 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
294 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
297 noconfigdirs="$noconfigdirs rcs"
300 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv"
303 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
306 noconfigdirs="$noconfigdirs tk itcl tix libgui"
310 AC_ARG_ENABLE(libada,
311 [ --enable-libada Builds libada directory],
312 ENABLE_LIBADA=$enableval,
314 if test "${ENABLE_LIBADA}" != "yes" ; then
315 noconfigdirs="$noconfigdirs target-libada"
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 ${libgcj}"
336 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
339 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
340 noconfigdirs="$noconfigdirs target-libobjc"
343 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
344 noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
346 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
347 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
350 # Remove unsupported stuff on all kaOS configurations.
351 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-libf2c target-librx"
352 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
353 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
354 noconfigdirs="$noconfigdirs target-libgloss"
357 # Skip some stuff on all NetBSD configurations.
358 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
360 # Skip some stuff that's unsupported on some NetBSD configurations.
362 i*86-*-netbsdelf*) ;;
363 arm*-*-netbsdelf*) ;;
365 noconfigdirs="$noconfigdirs ${libgcj}"
370 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
373 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
375 h8300*-*-* | h8500-*-*)
376 noconfigdirs="$noconfigdirs target-libf2c"
382 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
385 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
388 # ld works, but does not support shared libraries.
389 # newlib is not 64 bit ready. I'm not sure about fileutils.
390 # gas doesn't generate exception information.
391 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
394 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
397 # newlib is not 64 bit ready
398 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
400 alpha*-*-freebsd* | alpha*-*-kfreebsd*-gnu)
401 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
404 # newlib is not 64 bit ready
405 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
408 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
411 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
413 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
414 noconfigdirs="$noconfigdirs ${libgcj}"
415 noconfigdirs="$noconfigdirs target-examples"
416 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
417 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
418 noconfigdirs="$noconfigdirs expect dejagnu"
419 # the C++ libraries don't build on top of CE's C libraries
420 noconfigdirs="$noconfigdirs target-libstdc++-v3"
421 noconfigdirs="$noconfigdirs target-newlib"
423 *-*-cygwin*) ;; # keep gdb and readline
424 *) noconfigdirs="$noconfigdirs gdb readline"
429 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
431 arm-*-coff | strongarm-*-coff | xscale-*-coff)
432 noconfigdirs="$noconfigdirs ${libgcj}"
434 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
435 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
438 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
441 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
444 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
447 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
450 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
453 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
456 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
459 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
462 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
464 c54x*-*-* | tic54x-*-*)
465 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
468 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
471 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
474 noconfigdirs="$noconfigdirs ${libgcj} gdb"
477 noconfigdirs="$noconfigdirs ${libgcj} gdb"
480 noconfigdirs="$noconfigdirs ${libgcj}"
483 noconfigdirs="$noconfigdirs target-libgloss ${libgcj} target-libf2c"
486 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} target-libf2c"
488 hppa*64*-*-linux* | parisc*64*-*-linux*)
489 # In this case, it's because the hppa64-linux target is for
490 # the kernel only at this point and has no libc, and thus no
491 # headers, crt*.o, etc., all of which are needed by these.
492 noconfigdirs="$noconfigdirs target-zlib"
495 parisc*-*-linux* | hppa*-*-linux* | \
499 noconfigdirs="$noconfigdirs ${libgcj}"
500 # Do configure ld/binutils/gas for this case.
503 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
504 # build on HP-UX 10.20.
505 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
508 noconfigdirs="$noconfigdirs ${libgcj} gdb"
511 # No gdb support yet.
512 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
515 # No gdb or ld support yet.
516 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
518 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
519 noconfigdirs="$noconfigdirs ${libgcj}"
521 i[[3456789]]86-*-freebsd* | i[[3456789]]86-*-kfreebsd*-gnu)
522 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
524 i[[3456789]]86-*-linux*)
525 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
526 # not build java stuff by default.
529 noconfigdirs="$noconfigdirs ${libgcj}";;
532 # This section makes it possible to build newlib natively on linux.
533 # If we are using a cross compiler then don't configure newlib.
534 if test x${is_cross_compiler} != xno ; then
535 noconfigdirs="$noconfigdirs target-newlib"
537 noconfigdirs="$noconfigdirs target-libgloss"
538 # If we are not using a cross compiler, do configure newlib.
539 # Note however, that newlib will only be configured in this situation
540 # if the --with-newlib option has been given, because otherwise
541 # 'target-newlib' will appear in skipdirs.
543 i[[3456789]]86-*-mingw32*)
544 target_configdirs="$target_configdirs target-mingw"
545 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
547 # Can't build gdb for mingw32 if not native.
549 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
550 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
555 target_configdirs="$target_configdirs target-libtermcap target-winsup"
556 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
557 # always build newlib.
558 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
560 # Can't build gdb for Cygwin if not native.
562 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
563 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
568 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
570 i[[3456789]]86-*-sco3.2v5*)
571 # The linker does not yet know about weak symbols in COFF,
572 # and is not configured to handle mixed ELF and COFF.
573 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
575 i[[3456789]]86-*-sco*)
576 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
578 i[[3456789]]86-*-solaris2*)
579 noconfigdirs="$noconfigdirs target-libgloss"
581 i[[3456789]]86-*-sysv4*)
582 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
584 i[[3456789]]86-*-beos*)
585 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
588 noconfigdirs="$noconfigdirs ${libgcj}"
590 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
591 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
594 noconfigdirs="$noconfigdirs ${libgcj}"
597 noconfigdirs="$noconfigdirs ${libgcj}"
600 # The EPOC C++ environment does not support exceptions or rtti,
601 # and so building libstdc++-v3 tends not to always work.
602 noconfigdirs="$noconfigdirs target-libstdc++-v3"
605 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
608 noconfigdirs="$noconfigdirs ${libgcj}"
611 noconfigdirs="$noconfigdirs ${libgcj}"
614 # copied from rs6000-*-* entry
615 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
617 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
618 target_configdirs="$target_configdirs target-winsup"
619 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
620 # always build newlib.
621 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
623 # This is temporary until we can link against shared libraries
624 powerpcle-*-solaris*)
625 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
628 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
631 noconfigdirs="$noconfigdirs ${libgcj}"
634 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
637 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
640 noconfigdirs="$noconfigdirs gprof ${libgcj}"
643 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
646 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
649 # Linking libjava exceeds command-line length limits on at least
650 # IRIX 6.2, but not on IRIX 6.5.
651 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
652 # <oldham@codesourcery.com>
653 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
656 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
659 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
662 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
665 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
668 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
671 noconfigdirs="$noconfigdirs gprof ${libgcj}"
674 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
678 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
679 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
680 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
681 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
683 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
686 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
689 noconfigdirs="$noconfigdirs ${libgcj}"
692 noconfigdirs="$noconfigdirs ${libgcj}"
695 noconfigdirs="$noconfigdirs ${libgcj}"
698 noconfigdirs="$noconfigdirs ${libgcj}"
699 if test x${is_cross_compiler} != xno ; then
700 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
705 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
708 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
711 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
714 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
717 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
720 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
723 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
726 noconfigdirs="$noconfigdirs ${libgcj}"
729 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
732 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
735 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
738 noconfigdirs="$noconfigdirs ${libgcj}"
742 # If we aren't building newlib, then don't build libgloss, since libgloss
743 # depends upon some newlib header files.
744 case "${noconfigdirs}" in
745 *target-libgloss*) ;;
746 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
749 # Work in distributions that contain no compiler tools, like Autoconf.
751 host_makefile_frag=/dev/null
752 if test -d ${srcdir}/config ; then
755 # Avoid "too much defining" errors from HPUX compiler.
756 tentative_cc="cc -Wp,-H256000"
757 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
758 # If it's HP/UX ar, this should be harmless.
762 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
765 #None of the Apollo compilers can compile gas or binutils. The preprocessor
766 # chokes on bfd, the compiler won't let you assign integers to enums, and
767 # other problems. Defining CC to gcc is a questionable way to say "don't use
768 # the apollo compiler" (the preferred version of GCC could be called cc,
769 # or whatever), but I'm not sure leaving CC as cc is any better...
770 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
771 # Used to have BISON=yacc.
775 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
778 # Under CX/UX, we want to tell the compiler to use ANSI mode.
779 tentative_cc="cc -Xa"
780 host_makefile_frag="config/mh-cxux"
785 tentative_cc="cc -Wf,-XNg1000"
786 host_makefile_frag="config/mh-decstation"
789 # The C compiler on NEC MIPS SVR4 needs bigger tables.
790 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
791 host_makefile_frag="config/mh-necv4"
794 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
795 # environment. Also bump switch table size so that cp-parse will
796 # compile. Bump string length limit so linker builds.
797 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
800 host_makefile_frag="config/mh-sysv4"
803 # This is for a MIPS running RISC/os 4.52C.
805 # This is needed for GDB, but needs to be in the top-level make because
806 # if a library is compiled with the bsd headers and gets linked with the
807 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
809 # ptrace(2) apparently has problems in the BSD environment. No workaround is
810 # known except to select the sysv environment. Could we use /proc instead?
811 # These "sysv environments" and "bsd environments" often end up being a pain.
813 # This is not part of CFLAGS because perhaps not all C compilers have this
815 tentative_cc="cc -systype sysv"
820 i[[3456789]]86-*-sysv5*)
821 host_makefile_frag="config/mh-sysv5"
823 i[[3456789]]86-*-dgux*)
824 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
825 host_makefile_frag="config/mh-dgux386"
827 i[[3456789]]86-ncr-sysv4.3*)
828 # The MetaWare compiler will generate a copyright message unless you
829 # turn it off by adding the -Hnocopyr flag.
830 tentative_cc="cc -Hnocopyr"
832 i[[3456789]]86-ncr-sysv4*)
833 # for an NCR 3000 (i486/SVR4) system.
834 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
835 # This compiler not only emits obnoxious copyright messages every time
836 # you run it, but it chokes and dies on a whole bunch of GNU source
837 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
838 tentative_cc="/usr/ccs/ATT/cc"
839 host_makefile_frag="config/mh-ncr3000"
841 i[[3456789]]86-*-sco3.2v5*)
843 i[[3456789]]86-*-sco*)
844 # The native C compiler botches some simple uses of const. Unfortunately,
845 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
846 tentative_cc="cc -Dconst="
847 host_makefile_frag="config/mh-sco"
849 i[[3456789]]86-*-udk*)
850 host_makefile_frag="config/mh-sysv5"
852 i[[3456789]]86-*-solaris2*)
853 host_makefile_frag="config/mh-sysv4"
855 i[[3456789]]86-*-msdosdjgpp*)
856 host_makefile_frag="config/mh-djgpp"
859 host_makefile_frag="config/mh-cygwin"
862 host_makefile_frag="config/mh-mingw32"
865 host_makefile_frag="config/mh-interix"
868 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
872 host_makefile_frag="config/mh-solaris"
875 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
876 # without overflowing the jump tables (-J says to use a 32 bit table)
880 tentative_cc="cc -Wp,-H256000"
883 tentative_cc="cc -Wp,-H256000"
886 # /bin/cc is less than useful for our purposes. Always use GCC
887 tentative_cc="/usr/cygnus/progressive/bin/gcc"
888 host_makefile_frag="config/mh-lynxrs6k"
891 # /bin/cc is less than useful for our purposes. Always use GCC
892 tentative_cc="/bin/gcc"
895 host_makefile_frag="config/mh-sysv4"
900 # If we aren't going to be using gcc, see if we can extract a definition
901 # of CC from the fragment.
902 # Actually, use the 'pre-extracted' version above.
903 if test -z "${CC}" && test "${build}" = "${host}" ; then
904 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
907 test -z "$dir" && dir=.
908 if test -f $dir/gcc; then
914 if test -z "${found}" && test -n "${tentative_cc}" ; then
919 if test "${build}" != "${host}" ; then
920 # If we are doing a Canadian Cross, in which the host and build systems
921 # are not the same, we set reasonable default values for the tools.
924 CC=${CC-${host_alias}-gcc}
925 CFLAGS=${CFLAGS-"-g -O2"}
926 CXX=${CXX-${host_alias}-c++}
927 CXXFLAGS=${CXXFLAGS-"-g -O2"}
928 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
929 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
930 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
931 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
932 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
933 BUILD_PREFIX=${build_alias}-
934 BUILD_PREFIX_1=${build_alias}-
935 MAKEINFO=${MAKEINFO-makeinfo}
937 if test -z "${YACC}" ; then
938 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
940 test -z "$dir" && dir=.
941 if test -f $dir/bison; then
945 if test -f $dir/byacc; then
949 if test -f $dir/yacc; then
955 if test -z "${YACC}" ; then
960 if test -z "${LEX}" ; then
961 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
963 test -z "$dir" && dir=.
964 if test -f $dir/flex; then
968 if test -f $dir/lex; then
978 # Set reasonable default values for some tools even if not Canadian.
979 # Of course, these are different reasonable default values, originally
980 # specified directly in the Makefile.
981 # We don't export, so that autoconf can do its job.
982 # Note that all these settings are above the fragment inclusion point
983 # in Makefile.in, so can still be overridden by fragments.
984 # This is all going to change when we autoconfiscate...
986 BISON="\$(USUAL_BISON)"
987 CC_FOR_BUILD="\$(CC)"
988 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
990 BUILD_PREFIX_1=loser-
991 MAKEINFO="\$(USUAL_MAKEINFO)"
993 YACC="\$(USUAL_YACC)"
995 # If CC is still not set, try to get gcc.
997 if test -z "${CC}" ; then
998 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1000 test -z "$dir" && dir=.
1001 if test -f $dir/gcc; then
1004 echo 'void f(){}' > conftest.c
1005 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1006 CFLAGS=${CFLAGS-"-g -O2"}
1007 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1009 CFLAGS=${CFLAGS-"-O2"}
1010 CXXFLAGS=${CXXFLAGS-"-O2"}
1019 # Determine if we are using gcc.
1020 cat > conftest.c <<EOF
1025 if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
1029 if test -z "${CFLAGS}"; then
1030 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1031 # is set to a version of gcc.
1032 if test "$cc_prog_is_gcc" = yes; then
1033 echo 'void f(){}' > conftest.c
1034 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1035 CFLAGS=${CFLAGS-"-g -O2"}
1036 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1038 CFLAGS=${CFLAGS-"-O2"}
1039 CXXFLAGS=${CXXFLAGS-"-O2"}
1046 # We must set the default linker to the linker used by gcc for the correct
1047 # operation of libtool. If LD is not defined and we are using gcc, try to
1048 # set the LD default to the ld used by gcc.
1049 if test -z "$LD"; then
1050 if test "$cc_prog_is_gcc" = yes; then
1053 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1055 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1057 case $gcc_prog_ld in
1058 # Accept absolute paths.
1059 [[\\/]* | [A-Za-z]:[\\/]*)]
1060 LD="$gcc_prog_ld" ;;
1066 CFLAGS=${CFLAGS-"-g"}
1067 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1072 # By default, C is the only stage 1 language.
1074 AC_SUBST(stage1_languages)
1076 # Figure out what language subdirectories are present.
1077 # Look if the user specified --enable-languages="..."; if not, use
1078 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1080 # NB: embedded tabs in this IF block -- do not untabify
1081 if test -d ${srcdir}/gcc; then
1082 if test x"${enable_languages+set}" != xset; then
1083 if test x"${LANGUAGES+set}" = xset; then
1084 enable_languages="${LANGUAGES}"
1085 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1087 enable_languages=all
1090 if test x"${enable_languages}" = x ||
1091 test x"${enable_languages}" = xyes;
1093 echo configure.in: --enable-languages needs at least one language argument 1>&2
1097 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1099 # First scan to see if an enabled language requires some other language.
1100 # We assume that a given config-lang.in will list all the language
1101 # front ends it requires, even if some are required indirectly.
1102 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1103 case ${lang_frag} in
1105 # The odd quoting in the next line works around
1106 # an apparent bug in bash 1.12 on linux.
1107 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1109 # From the config-lang.in, get $language, $lang_requires
1113 for other in ${lang_requires} ; do
1114 case ,${enable_languages}, in
1118 echo " \`$other' language required by \`$language'; enabling" 1>&2
1119 enable_languages="${enable_languages},${other}"
1127 new_enable_languages=c
1128 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1130 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1131 case ${lang_frag} in
1133 # The odd quoting in the next line works around
1134 # an apparent bug in bash 1.12 on linux.
1135 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1137 # From the config-lang.in, get $language, $target_libs,
1138 # $lang_dirs, $boot_language, and $build_by_default
1145 # This is quite sensitive to the ordering of the case statement arms.
1146 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1148 echo "${lang_frag} doesn't set \$language." 1>&2
1152 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1155 *,${language},*:*:*:*)
1156 # Language was explicitly selected; include it.
1160 # 'all' was selected, but this is not a default language
1161 # so do not include it.
1165 # 'all' was selected and this is a default language; include it.
1172 case $add_this_lang in
1174 # Remove language-dependent dirs.
1175 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1178 new_enable_languages="$new_enable_languages,$language"
1179 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1180 case ${boot_language} in
1182 # Add to (comma-separated) list of stage 1 languages.
1183 stage1_languages="${stage1_languages},${language}"
1192 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1193 if test "x$missing_languages" != x; then
1195 The following requested languages were not found: ${missing_languages}])
1198 if test "x$new_enable_languages" != "x$enable_languages"; then
1199 echo The following languages will be built: ${new_enable_languages}
1201 enable_languages="$new_enable_languages"
1202 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
1205 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
1206 # $target_configdirs.
1207 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1210 for dir in . $skipdirs $noconfigdirs ; do
1211 dirname=`echo $dir | sed -e s/target-//g`
1212 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1213 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1214 if test -r $srcdir/$dirname/configure ; then
1215 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1218 notsupp="$notsupp $dir"
1222 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1223 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1224 if test -r $srcdir/$dirname/configure ; then
1225 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1228 notsupp="$notsupp $dir"
1234 # Sometimes the tools are distributed with libiberty but with no other
1235 # libraries. In that case, we don't want to build target-libiberty.
1236 if test -n "${target_configdirs}" ; then
1238 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1239 if test "$i" != "libiberty" ; then
1240 if test -r $srcdir/$i/configure ; then
1246 if test -z "${others}" ; then
1251 # Quietly strip out all directories which aren't configurable in this tree.
1252 # This relies on all configurable subdirectories being autoconfiscated, which
1254 configdirs_all="$configdirs"
1256 for i in ${configdirs_all} ; do
1257 if test -f ${srcdir}/$i/configure ; then
1258 configdirs="${configdirs} $i"
1261 target_configdirs_all="$target_configdirs"
1263 for i in ${target_configdirs_all} ; do
1264 j=`echo $i | sed -e s/target-//g`
1265 if test -f ${srcdir}/$j/configure ; then
1266 target_configdirs="${target_configdirs} $i"
1270 # Produce a warning message for the subdirs we can't configure.
1271 # This isn't especially interesting in the Cygnus tree, but in the individual
1272 # FSF releases, it's important to let people know when their machine isn't
1273 # supported by the one or two programs in a package.
1275 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1276 # If $appdirs is non-empty, at least one of those directories must still
1277 # be configured, or we error out. (E.g., if the gas release supports a
1278 # specified target in some subdirs but not the gas subdir, we shouldn't
1279 # pretend that all is well.)
1280 if test -n "$appdirs" ; then
1281 for dir in $appdirs ; do
1282 if test -r $dir/Makefile.in ; then
1283 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1287 if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1293 if test -n "$appdirs" ; then
1294 echo "*** This configuration is not supported by this package." 1>&2
1298 # Okay, some application will build, or we don't care to check. Still
1299 # notify of subdirs not getting built.
1300 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1301 echo " ${notsupp}" 1>&2
1302 echo " (Any other directories should still work fine.)" 1>&2
1312 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1313 # the named directory are copied to $(tooldir)/sys-include.
1314 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1315 if test x${is_cross_compiler} = xno ; then
1316 echo 1>&2 '***' --with-headers is only supported when cross compiling
1319 if test x"${with_headers}" != xyes ; then
1320 case "${exec_prefixoption}" in
1322 *) x=${exec_prefix} ;;
1324 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1328 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1329 # the name directories are copied to $(tooldir)/lib. Multiple directories
1331 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1332 if test x${is_cross_compiler} = xno ; then
1333 echo 1>&2 '***' --with-libs is only supported when cross compiling
1336 if test x"${with_libs}" != xyes ; then
1337 # Copy the libraries in reverse order, so that files in the first named
1338 # library override files in subsequent libraries.
1339 case "${exec_prefixoption}" in
1341 *) x=${exec_prefix} ;;
1343 for l in ${with_libs}; do
1344 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1349 # Handle ${copy_dirs}
1350 set fnord ${copy_dirs}
1352 while test $# != 0 ; do
1353 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1356 echo Copying $1 to $2
1358 # Use the install script to create the directory and all required
1359 # parent directories.
1360 if test -d $2 ; then
1364 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1367 # Copy the directory, assuming we have tar.
1368 # FIXME: Should we use B in the second tar? Not all systems support it.
1369 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1371 # It is the responsibility of the user to correctly adjust all
1372 # symlinks. If somebody can figure out how to handle them correctly
1373 # here, feel free to add the code.
1380 extra_arflags_for_target=
1381 extra_nmflags_for_target=
1382 extra_ranlibflags_for_target=
1383 target_makefile_frag=/dev/null
1385 i[[3456789]]86-*-netware*)
1386 target_makefile_frag="config/mt-netware"
1389 target_makefile_frag="config/mt-netware"
1392 target_makefile_frag="config/mt-linux"
1394 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1395 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1396 # commands to handle both 32-bit and 64-bit objects. These flags are
1397 # harmless if we're using GNU nm or ar.
1398 extra_arflags_for_target=" -X32_64"
1399 extra_nmflags_for_target=" -B -X32_64"
1402 # ranlib from Darwin requires the -c flag to look at common symbols.
1403 extra_ranlibflags_for_target=" -c"
1405 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1406 target_makefile_frag="config/mt-wince"
1410 alphaieee_frag=/dev/null
1413 # This just makes sure to use the -mieee option to build target libs.
1414 # This should probably be set individually by each library.
1415 alphaieee_frag="config/mt-alphaieee"
1419 # If --enable-target-optspace always use -Os instead of -O2 to build
1420 # the target libraries, similarly if it is not specified, use -Os
1421 # on selected platforms.
1422 ospace_frag=/dev/null
1423 case "${enable_target_optspace}:${target}" in
1425 ospace_frag="config/mt-ospace"
1428 ospace_frag="config/mt-d30v"
1430 :m32r-* | :d10v-* | :fr30-*)
1431 ospace_frag="config/mt-ospace"
1436 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1440 # Set with_gnu_as and with_gnu_ld as appropriate.
1442 # This is done by determining whether or not the appropriate directory
1443 # is available, and by checking whether or not specific configurations
1444 # have requested that this magic not happen.
1446 # The command line options always override the explicit settings in
1447 # configure.in, and the settings in configure.in override this magic.
1449 # If the default for a toolchain is to use GNU as and ld, and you don't
1450 # want to do that, then you should use the --without-gnu-as and
1451 # --without-gnu-ld options for the configure script.
1453 if test x${use_gnu_as} = x &&
1454 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1456 extra_host_args="$extra_host_args --with-gnu-as"
1459 if test x${use_gnu_ld} = x &&
1460 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1462 extra_host_args="$extra_host_args --with-gnu-ld"
1465 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1466 # can detect this case.
1468 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1470 extra_host_args="$extra_host_args --with-newlib"
1474 # Default to using --with-stabs for certain targets.
1475 if test x${with_stabs} = x ; then
1477 mips*-*-irix[[56]]*)
1479 mips*-*-* | alpha*-*-osf*)
1481 extra_host_args="${extra_host_args} --with-stabs"
1486 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1487 # them automatically.
1490 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1494 # Some systems (e.g., one of the i386-aix systems the gas testers are
1495 # using) don't handle "\$" correctly, so don't use it here.
1496 tooldir='${exec_prefix}'/${target_alias}
1497 build_tooldir=${tooldir}
1499 # Generate default definitions for YACC, M4, LEX. These are used if the
1500 # Makefile can't locate these programs in objdir.
1501 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
1502 AC_CHECK_PROGS([DEFAULT_YACC], ['bison -y' byacc yacc], [$MISSING bison])
1503 AC_CHECK_PROGS([DEFAULT_M4], [gm4 gnum4 m4], [$MISSING m4])
1504 AC_CHECK_PROGS([DEFAULT_LEX], [flex lex], [$MISSING flex])
1506 # Create a .gdbinit file which runs the one in srcdir
1507 # and tells GDB to look there for source files.
1509 if test -r ${srcdir}/.gdbinit ; then
1512 *) cat > ./.gdbinit <<EOF
1516 source ${srcdir}/.gdbinit
1522 # Make sure that the compiler is able to generate an executable. If it
1523 # can't, we are probably in trouble. We don't care whether we can run the
1524 # executable--we might be using a cross compiler--we only care whether it
1525 # can be created. At this point the main configure script has set CC.
1527 echo "int main () { return 0; }" > conftest.c
1528 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1529 if test $? = 0 ; then
1530 if test -s conftest || test -s conftest.exe ; then
1536 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1537 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1544 # The Solaris /usr/ucb/cc compiler does not appear to work.
1546 sparc-sun-solaris2*)
1547 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1548 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1550 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1551 if test -d /opt/cygnus/bin ; then
1552 if test "$could_use" = "" ; then
1553 could_use="/opt/cygnus/bin"
1555 could_use="$could_use or /opt/cygnus/bin"
1558 if test "$could_use" = "" ; then
1559 echo "Warning: compilation may fail because you're using"
1560 echo "/usr/ucb/cc. You should change your PATH or CC "
1561 echo "variable and rerun configure."
1563 echo "Warning: compilation may fail because you're using"
1564 echo "/usr/ucb/cc, when you should use the C compiler from"
1565 echo "$could_use. You should change your"
1566 echo "PATH or CC variable and rerun configure."
1572 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1573 # binutils tools will find libbfd.so.
1574 case "${enable_shared}" in
1575 no | "") SET_LIB_PATH= ;;
1576 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1580 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1581 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1584 # Record target_configdirs and the configure arguments for target and
1585 # build configuration in Makefile.
1586 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1588 # This is the final value for target_configdirs. configdirs already
1589 # has its final value, as does build_modules. It's time to create some
1590 # lists of valid targets.
1593 configure_build_modules=
1594 for module in ${build_modules} ; do
1595 all_build_modules=all-build-${module}
1596 configure_build_modules=configure-build-${module}
1599 # Determine whether gdb needs tk/tcl or not.
1600 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1601 # and in that case we want gdb to be built without tk. Ugh!
1602 # In fact I believe gdb is the *only* package directly dependent on tk,
1603 # so we should be able to put the 'maybe's in unconditionally and
1604 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1605 # 100% sure that that's safe though.
1607 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1608 case "$enable_gdbtk" in
1612 GDB_TK="${gdb_tk}" ;;
1614 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1615 # distro. Eventually someone will fix this and move Insight, nee
1616 # gdbtk to a separate directory.
1617 if test -d ${srcdir}/gdb/gdbtk ; then
1625 # Create the 'maybe dependencies'. This uses a temporary file.
1627 # While at that, we remove Makefiles if we were started for recursive
1628 # configuration, so that the top-level Makefile reconfigures them,
1629 # like we used to do when configure itself was recursive.
1631 echo '# maybedep.tmp' > maybedep.tmp
1633 # Make-targets which may need maybe dependencies.
1634 mts="configure all install check clean distclean dvi info install-info"
1635 mts="${mts} installcheck mostlyclean maintainer-clean TAGS"
1637 # Loop over modules and make-targets.
1638 for module in ${build_modules} ; do
1639 if test -z "${no_recursion}" \
1640 && test -f ${build_subdir}/${module}/Makefile; then
1641 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1642 rm -f ${build_subdir}/${module}/Makefile
1644 for mt in ${mts} ; do
1646 install) ;; # No installing build modules.
1647 *) echo "maybe-${mt}-build-${module}: ${mt}-build-${module}" >> maybedep.tmp ;;
1651 for module in ${configdirs} ; do
1652 if test -z "${no_recursion}" \
1653 && test -f ${module}/Makefile; then
1654 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1655 rm -f ${module}/Makefile
1657 for mt in ${mts} ; do
1658 echo "maybe-${mt}-${module}: ${mt}-${module}" >> maybedep.tmp
1661 for module in ${target_configdirs} ; do
1662 if test -z "${no_recursion}" \
1663 && test -f ${target_subdir}/${module}/Makefile; then
1664 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1665 rm -f ${target_subdir}/${module}/Makefile
1667 for mt in ${mts} ; do
1668 echo "maybe-${mt}-target-${module}: ${mt}-target-${module}" >> maybedep.tmp
1671 maybe_dependencies=maybedep.tmp
1672 AC_SUBST_FILE(maybe_dependencies)
1674 # Create the serialization dependencies. This uses a temporary file.
1676 AC_ARG_ENABLE([serial-configure],
1677 [ --enable-serial-[{host,target,build}-]configure
1678 Force sequential configuration of
1679 sub-packages for the host, target or build
1680 machine, or all sub-packages])
1682 case ${enable_serial_configure} in
1684 enable_serial_build_configure=yes
1685 enable_serial_host_configure=yes
1686 enable_serial_target_configure=yes
1690 # These force 'configure's to be done one at a time, to avoid problems
1691 # with contention over a shared config.cache.
1693 echo '# serdep.tmp' > serdep.tmp
1695 test "x${enable_serial_build_configure}" = xyes &&
1696 for item in ${build_configdirs} ; do
1699 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1704 test "x${enable_serial_host_configure}" = xyes &&
1705 for item in ${configdirs} ; do
1708 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1713 test "x${enable_serial_target_configure}" = xyes &&
1714 for item in ${target_configdirs} ; do
1717 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1721 serialization_dependencies=serdep.tmp
1722 AC_SUBST_FILE(serialization_dependencies)
1724 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1725 # target and nonopt. These are the ones we might not want to pass
1726 # down to subconfigures. Also strip program-prefix, program-suffix,
1727 # and program-transform-name, so that we can pass down a consistent
1728 # program-transform-name. If autoconf has put single quotes around
1729 # any of these arguments (because they contain shell metacharacters)
1730 # then this will fail; in practice this only happens for
1731 # --program-transform-name, so be sure to override --program-transform-name
1732 # at the end of the argument list.
1733 # These will be expanded by make, so quote '$'.
1734 cat <<\EOF_SED > conftestsed
1736 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1737 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1738 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1739 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1740 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1741 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1742 s/ -cache-file[[= ]][[^ ]]*//g
1743 s/ -srcdir[[= ]][[^ ]]*//g
1744 s/ -host[[= ]][[^ ]]*//g
1745 s/ -build[[= ]][[^ ]]*//g
1746 s/ -target[[= ]][[^ ]]*//g
1747 s/ -program-prefix[[= ]][[^ ]]*//g
1748 s/ -program-suffix[[= ]][[^ ]]*//g
1749 s/ -program-transform-name[[= ]][[^ ]]*//g
1750 s/ [[^' -][^ ]*] / /
1754 sed -f conftestsed <<EOF_SED > conftestsed.out
1755 ${ac_configure_args}
1757 baseargs=`cat conftestsed.out`
1758 rm -f conftestsed conftestsed.out
1760 # Add in --program-transform-name, after --program-prefix and
1761 # --program-suffix have been applied to it. Autoconf has already
1762 # doubled dollar signs and backslashes in program_transform_name; we want
1763 # the backslashes un-doubled, and then the entire thing wrapped in single
1764 # quotes, because this will be expanded first by make and then by the shell.
1765 # Also, because we want to override the logic in subdir configure scripts to
1766 # choose program_transform_name, replace any s,x,x, with s,y,y,.
1767 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1768 ${program_transform_name}
1770 gcc_transform_name=`cat conftestsed.out`
1771 rm -f conftestsed.out
1772 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1774 # For the build-side libraries, we just need to pretend we're native,
1775 # and not use the same cache file. Multilibs are neither needed nor
1777 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1779 # For host modules, accept cache file option, or specification as blank.
1780 case "${cache_file}" in
1782 cache_file_option="" ;;
1783 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1784 cache_file_option="--cache-file=${cache_file}" ;;
1786 cache_file_option="--cache-file=../${cache_file}" ;;
1789 # Host dirs don't like to share a cache file either, horribly enough.
1790 # This seems to be due to autoconf 2.5x stupidity.
1791 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1793 target_configargs=${baseargs}
1795 # Passing a --with-cross-host argument lets the target libraries know
1796 # whether they are being built with a cross-compiler or being built
1797 # native. However, it would be better to use other mechanisms to make the
1798 # sorts of decisions they want to make on this basis. Please consider
1799 # this option to be deprecated. FIXME.
1800 if test x${is_cross_compiler} = xyes ; then
1801 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1804 # Default to --enable-multilib.
1805 if test x${enable_multilib} = x ; then
1806 target_configargs="--enable-multilib ${target_configargs}"
1809 # Pass --with-newlib if appropriate. Note that target_configdirs has
1810 # changed from the earlier setting of with_newlib.
1811 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1812 target_configargs="--with-newlib ${target_configargs}"
1815 # Different target subdirs use different values of certain variables
1816 # (notably CXX). Worse, multilibs use *lots* of different values.
1817 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
1818 # it doesn't automatically accept command-line overrides of them.
1819 # This means it's not safe for target subdirs to share a cache file,
1820 # which is disgusting, but there you have it. Hopefully this can be
1821 # fixed in future. It's still worthwhile to use a cache file for each
1822 # directory. I think.
1824 # Pass the appropriate --host, --build, and --cache-file arguments.
1825 target_configargs="--cache-file=./config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1827 # provide a proper gxx_include_dir.
1828 # Note, if you change the default, make sure to fix both here and in
1829 # the gcc and libstdc++-v3 subdirectories.
1830 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1831 case "${with_gxx_include_dir}" in
1833 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1836 case "${enable_version_specific_runtime_libs}" in
1837 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1839 . ${srcdir}/config.if
1840 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1842 *) gxx_include_dir=${with_gxx_include_dir} ;;
1846 case " $target_configdirs " in
1848 case " $target_configargs " in
1849 *" --with-newlib "*)
1852 FLAGS_FOR_TARGET=$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' ;;
1855 # If we're not building GCC, don't discard standard headers.
1856 if test -d ${srcdir}/gcc; then
1857 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1859 if test "${build}" != "${host}"; then
1860 # On Canadian crosses, CC_FOR_TARGET will have already been set
1861 # by `configure', so we won't have an opportunity to add -Bgcc/
1862 # to it. This is right: we don't want to search that directory
1863 # for binaries, but we want the header files in there, so add
1865 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1867 # Someone might think of using the pre-installed headers on
1868 # Canadian crosses, in case the installed compiler is not fully
1869 # compatible with the compiler being built. In this case, it
1870 # would be better to flag an error than risking having
1871 # incompatible object files being constructed. We can't
1872 # guarantee that an error will be flagged, but let's hope the
1873 # compiler will do it, when presented with incompatible header
1878 case "${target}-${is_cross_compiler}" in
1879 i[[3456789]]86-*-linux*-no)
1880 # Here host == target, so we don't need to build gcc,
1881 # so we don't want to discard standard headers.
1882 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1885 # If we're building newlib, use its generic headers last, but search
1886 # for any libc-related directories first (so make it the last -B
1888 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1896 # Allow the user to override the flags for
1897 # our build compiler if desired.
1898 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
1900 # On Canadian crosses, we'll be searching the right directories for
1901 # the previously-installed cross compiler, so don't bother to add
1902 # flags for directories within the install tree of the compiler
1903 # being built; programs in there won't even run.
1904 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1905 # Search for pre-installed headers if nothing else fits.
1906 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
1909 if test "x${use_gnu_ld}" = x &&
1910 echo " ${configdirs} " | grep " ld " > /dev/null ; then
1911 # Arrange for us to find uninstalled linker scripts.
1912 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1915 if test "x${CC_FOR_TARGET+set}" = xset; then
1917 elif test -d ${srcdir}/gcc; then
1918 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1919 elif test "$host" = "$target"; then
1920 CC_FOR_TARGET='$(CC)'
1922 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1924 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1926 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1928 elif test -d ${srcdir}/gcc; then
1929 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1930 elif test "$host" = "$target"; then
1931 GCJ_FOR_TARGET='gcj'
1933 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1935 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1937 # Don't use libstdc++-v3's flags to configure/build itself.
1938 libstdcxx_flags='`test ! -f $$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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1939 raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1941 if test "x${CXX_FOR_TARGET+set}" = xset; then
1942 if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
1943 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1945 elif test -d ${srcdir}/gcc; then
1946 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
1947 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
1948 # default whereas gcc does not.
1949 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
1951 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
1952 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
1953 elif test "$host" = "$target"; then
1954 CXX_FOR_TARGET='$(CXX)'
1955 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1957 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
1958 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1960 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1961 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1963 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1964 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1966 # We want to defer the evaluation of `cmd`s and shell variables in
1967 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
1968 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
1969 # quotes, but we still have to duplicate `$'s so that shell variables
1970 # can be expanded by the nested make as shell variables, not as make
1972 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1973 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1975 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
1976 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
1977 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
1978 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
1979 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
1980 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
1981 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
1983 # Makefile fragments.
1984 host_makefile_frag=${srcdir}/${host_makefile_frag}
1985 target_makefile_frag=${srcdir}/${target_makefile_frag}
1986 alphaieee_frag=${srcdir}/${alphaieee_frag}
1987 ospace_frag=${srcdir}/${ospace_frag}
1988 AC_SUBST_FILE(host_makefile_frag)
1989 AC_SUBST_FILE(target_makefile_frag)
1990 AC_SUBST_FILE(alphaieee_frag)
1991 AC_SUBST_FILE(ospace_frag)
1993 # Miscellanea: directories, flags, etc.
1994 AC_SUBST(SET_LIB_PATH)
1995 AC_SUBST(RPATH_ENVVAR)
1996 AC_SUBST(BUILD_PREFIX)
1997 AC_SUBST(BUILD_PREFIX_1)
1998 AC_SUBST(gcc_version_trigger)
1999 AC_SUBST(gcc_version)
2001 AC_SUBST(build_tooldir)
2003 AC_SUBST(gxx_include_dir)
2004 AC_SUBST(libstdcxx_incdir)
2006 # Build module lists & subconfigure args.
2007 AC_SUBST(build_configargs)
2008 AC_SUBST(configure_build_modules)
2009 AC_SUBST(all_build_modules)
2011 # Host module lists & subconfigure args.
2012 AC_SUBST(host_configargs)
2013 AC_SUBST(configdirs)
2015 # Target module lists & subconfigure args.
2016 AC_SUBST(target_configargs)
2017 AC_SUBST(target_configdirs)
2021 AC_SUBST(CC_FOR_BUILD)
2025 AC_SUBST(config_shell)
2028 NCN_STRICT_CHECK_TOOL(AR, ar)
2029 NCN_STRICT_CHECK_TOOL(AS, as)
2030 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2031 NCN_STRICT_CHECK_TOOL(LD, ld)
2032 NCN_STRICT_CHECK_TOOL(NM, nm)
2033 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2034 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2035 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2036 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2040 AC_SUBST(CFLAGS_FOR_BUILD)
2042 AC_SUBST(DEFAULT_YACC)
2043 AC_SUBST(DEFAULT_LEX)
2044 AC_SUBST(DEFAULT_M4)
2047 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AR_FOR_TARGET, ar)
2048 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AS_FOR_TARGET, as)
2049 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_DLLTOOL_FOR_TARGET, dlltool)
2050 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_LD_FOR_TARGET, ld)
2051 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_NM_FOR_TARGET, nm)
2052 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_RANLIB_FOR_TARGET, ranlib, :)
2053 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_WINDRES_FOR_TARGET, windres)
2055 AC_SUBST(GCC_FOR_TARGET)
2056 AC_SUBST(FLAGS_FOR_TARGET)
2057 AC_SUBST(CC_FOR_TARGET)
2058 AC_SUBST(GCJ_FOR_TARGET)
2059 AC_SUBST(CXX_FOR_TARGET)
2060 AC_SUBST(RAW_CXX_FOR_TARGET)
2061 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2062 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2064 # Fix up target tools.
2065 if test "x${build}" = "x${host}" ; then
2066 # In this case, the newly built tools can and should be used,
2067 # so we override the results of the autoconf tests.
2068 # This should really only happen when the tools are actually being built,
2069 # but that's a further refinement. The new build scheme, where
2070 # tools are built into a structure paralleling where they're installed,
2071 # should also eliminate all of this cleanly.
2072 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2073 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2074 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2075 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2076 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2077 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2078 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2080 # Just use the ones we found.
2081 AR_FOR_TARGET="\$(CONFIGURED_AR_FOR_TARGET)"
2082 AS_FOR_TARGET="\$(CONFIGURED_AS_FOR_TARGET)"
2083 DLLTOOL_FOR_TARGET="\$(CONFIGURED_DLLTOOL_FOR_TARGET)"
2084 LD_FOR_TARGET="\$(CONFIGURED_LD_FOR_TARGET)"
2085 NM_FOR_TARGET="\$(CONFIGURED_NM_FOR_TARGET)"
2086 RANLIB_FOR_TARGET="\$(CONFIGURED_RANLIB_FOR_TARGET)"
2087 WINDRES_FOR_TARGET="\$(CONFIGURED_WINDRES_FOR_TARGET)"
2089 AC_SUBST(AR_FOR_TARGET)
2090 AC_SUBST(AS_FOR_TARGET)
2091 AC_SUBST(DLLTOOL_FOR_TARGET)
2092 AC_SUBST(LD_FOR_TARGET)
2093 AC_SUBST(NM_FOR_TARGET)
2094 AC_SUBST(RANLIB_FOR_TARGET)
2095 AC_SUBST(WINDRES_FOR_TARGET)
2097 # Certain tools may need extra flags.
2098 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2099 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2100 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2102 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2103 AC_ARG_ENABLE(maintainer-mode,
2104 [ --enable-maintainer-mode enable make rules and dependencies not useful
2105 (and sometimes confusing) to the casual installer],
2106 USE_MAINTAINER_MODE=$enableval,
2107 USE_MAINTAINER_MODE=no)
2108 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2109 AC_SUBST(MAINTAINER_MODE_TRUE)
2110 AC_SUBST(MAINTAINER_MODE_FALSE)
2111 if test "$USE_MAINTAINER_MODE" = yes; then
2112 MAINTAINER_MODE_TRUE=
2113 MAINTAINER_MODE_FALSE='#'
2115 MAINTAINER_MODE_TRUE='#'
2116 MAINTAINER_MODE_FALSE=
2118 MAINT=$MAINTAINER_MODE_TRUE
2121 # ---------------------
2122 # GCC bootstrap support
2123 # ---------------------
2125 # Stage specific cflags for build.
2130 yes) stage1_cflags="-g -Wa,-J" ;;
2131 *) stage1_cflags="-g -J" ;;
2134 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2135 # sources; use -no-cpp-precomp to get to GNU cpp.
2136 # Apple's GCC has bugs in designated initializer handling, so disable
2138 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2141 AC_SUBST(stage1_cflags)
2143 # Enable -Werror in bootstrap stage2 and later.
2144 # Change the default to "no" on release branches.
2145 AC_ARG_ENABLE(werror,
2146 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2147 [enable_werror=yes])
2148 case ${enable_werror} in
2149 yes) stage2_werror_flag="--enable-werror-always" ;;
2150 *) stage2_werror_flag="" ;;
2152 AC_SUBST(stage2_werror_flag)