1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
2 # 1999, 2000, 2001, 2002, 2003 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 \
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.
173 configdirs=`echo ${host_libs} ${host_tools}`
174 target_configdirs=`echo ${target_libraries} ${target_tools}`
176 # Only make build modules if build != host.
177 # This should be done more generally, but at the moment it doesn't matter.
178 if test ${host_alias} != ${build_alias} ; then
179 # This is the only build module.
180 build_modules=libiberty
186 ################################################################################
188 srcname="gnu development package"
190 # This gets set non-empty for some net releases of packages.
193 # Define is_cross_compiler to save on calls to 'test'.
195 if test x"${host}" = x"${target}" ; then
198 is_cross_compiler=yes
201 # Find the build and target subdir names.
204 # Skipdirs are removed silently.
206 # Noconfigdirs are removed loudly.
210 # Make sure we don't let GNU ld be added if we didn't want it.
211 if test x$with_gnu_ld = xno ; then
213 noconfigdirs="$noconfigdirs ld"
217 # Make sure we don't let GNU as be added if we didn't want it.
218 if test x$with_gnu_as = xno ; then
220 noconfigdirs="$noconfigdirs gas"
223 # some tools are so dependent upon X11 that if we're not building with X,
224 # it's not even worth trying to configure, much less build, that tool.
227 yes | "") ;; # the default value for this tree is that X11 is available
229 skipdirs="${skipdirs} tk tix itcl libgui"
230 # We won't be able to build gdbtk without X.
233 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
236 # Some tools are only suitable for building in a "native" situation.
237 # Remove these if host!=target.
238 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"
240 # Similarly, some are only suitable for cross toolchains.
241 # Remove these if host=target.
242 cross_only="target-libgloss target-newlib target-opcodes"
244 case $is_cross_compiler in
245 no) skipdirs="${skipdirs} ${cross_only}" ;;
246 yes) skipdirs="${skipdirs} ${native_only}" ;;
249 # If both --with-headers and --with-libs are specified, default to
251 if test x"${with_headers}" != x && test x"${with_headers} != xno \
252 && test x"${with_libs}" != x && test x"${with_libs} != xno ; then
253 if test x"${with_newlib}" = x ; then
258 # Recognize --with-newlib/--without-newlib.
259 case ${with_newlib} in
260 no) skipdirs="${skipdirs} target-newlib" ;;
261 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
264 # Configure extra directories which are host specific
268 configdirs="$configdirs libtermcap" ;;
271 # Remove more programs from consideration, based on the host or
272 # target this usually means that a port of the program doesn't
277 noconfigdirs="$noconfigdirs byacc"
279 i[[3456789]]86-*-vsta)
280 noconfigdirs="tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext"
282 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
283 noconfigdirs="tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi"
285 i[[3456789]]86-*-mingw32*)
286 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv"
287 noconfigdirs="expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
289 i[[3456789]]86-*-beos*)
290 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
293 noconfigdirs="autoconf automake send-pr rcs guile perl"
299 noconfigdirs="patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv"
302 noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline"
305 noconfigdirs="$noconfigdirs tk itcl tix libgui"
309 # Save it here so that, even in case of --enable-libgcj, if the Java
310 # front-end isn't enabled, we still get libgcj disabled.
312 case $enable_libgcj in
314 # If we reset it here, it won't get added to noconfigdirs in the
315 # target-specific build rules, so it will be forcibly enabled
316 # (unless the Java language itself isn't enabled).
320 # Make sure we get it printed in the list of not supported target libs.
321 noconfigdirs="$noconfigdirs ${libgcj}"
327 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
330 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
331 noconfigdirs="$noconfigdirs target-libobjc"
334 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
335 noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
337 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
338 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
341 # Remove unsupported stuff on all kaOS configurations.
342 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-libf2c target-librx"
343 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
344 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
345 noconfigdirs="$noconfigdirs target-libgloss"
348 # Skip some stuff on all NetBSD configurations.
349 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
351 # Skip some stuff that's unsupported on some NetBSD configurations.
353 i*86-*-netbsdelf*) ;;
354 arm*-*-netbsdelf*) ;;
356 noconfigdirs="$noconfigdirs ${libgcj}"
361 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
364 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
366 h8300*-*-* | h8500-*-*)
367 noconfigdirs="$noconfigdirs target-libf2c"
373 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
376 # ld works, but does not support shared libraries.
377 # newlib is not 64 bit ready. I'm not sure about fileutils.
378 # gas doesn't generate exception information.
379 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
382 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
385 # newlib is not 64 bit ready
386 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
388 alpha*-*-freebsd* | alpha*-*-kfreebsd*-gnu)
389 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
392 # newlib is not 64 bit ready
393 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
396 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
399 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
401 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
402 noconfigdirs="$noconfigdirs ${libgcj}"
403 noconfigdirs="$noconfigdirs target-examples"
404 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
405 noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim"
406 noconfigdirs="$noconfigdirs expect dejagnu"
407 # the C++ libraries don't build on top of CE's C libraries
408 noconfigdirs="$noconfigdirs target-libstdc++-v3"
409 noconfigdirs="$noconfigdirs target-newlib"
411 *-*-cygwin*) ;; # keep gdb and readline
412 *) noconfigdirs="$noconfigdirs gdb readline"
417 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
419 arm-*-coff | strongarm-*-coff | xscale-*-coff)
420 noconfigdirs="$noconfigdirs ${libgcj}"
422 arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
423 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
426 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
429 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
432 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
435 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
438 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
441 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
444 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
447 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
450 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
452 c54x*-*-* | tic54x-*-*)
453 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
456 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
459 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
462 noconfigdirs="$noconfigdirs ${libgcj} gdb"
465 noconfigdirs="$noconfigdirs ${libgcj} gdb"
468 noconfigdirs="$noconfigdirs ${libgcj}"
471 noconfigdirs="$noconfigdirs target-libgloss ${libgcj} target-libf2c"
474 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} target-libf2c"
476 hppa*64*-*-linux* | parisc*64*-*-linux*)
477 # In this case, it's because the hppa64-linux target is for
478 # the kernel only at this point and has no libc, and thus no
479 # headers, crt*.o, etc., all of which are needed by these.
480 noconfigdirs="$noconfigdirs target-zlib"
483 parisc*-*-linux* | hppa*-*-linux* | \
487 noconfigdirs="$noconfigdirs ${libgcj}"
488 # Do configure ld/binutils/gas for this case.
491 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
492 # build on HP-UX 10.20.
493 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
496 noconfigdirs="$noconfigdirs ${libgcj} gdb"
499 # No gdb support yet.
500 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb"
503 # No gdb or ld support yet.
504 noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb ld"
506 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
507 noconfigdirs="$noconfigdirs ${libgcj}"
509 i[[3456789]]86-*-freebsd* | i[[3456789]]86-*-kfreebsd*-gnu)
510 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
512 i[[3456789]]86-*-linux*)
513 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
514 # not build java stuff by default.
517 noconfigdirs="$noconfigdirs ${libgcj}";;
520 # This section makes it possible to build newlib natively on linux.
521 # If we are using a cross compiler then don't configure newlib.
522 if test x${is_cross_compiler} != xno ; then
523 noconfigdirs="$noconfigdirs target-newlib"
525 noconfigdirs="$noconfigdirs target-libgloss"
526 # If we are not using a cross compiler, do configure newlib.
527 # Note however, that newlib will only be configured in this situation
528 # if the --with-newlib option has been given, because otherwise
529 # 'target-newlib' will appear in skipdirs.
531 i[[3456789]]86-*-mingw32*)
532 target_configdirs="$target_configdirs target-mingw"
533 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
535 # Can't build gdb for mingw32 if not native.
537 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
538 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix gnuserv"
543 target_configdirs="$target_configdirs target-libtermcap target-winsup"
544 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
545 # always build newlib.
546 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
548 # Can't build gdb for Cygwin if not native.
550 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
551 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui gnuserv"
556 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
558 i[[3456789]]86-*-sco3.2v5*)
559 # The linker does not yet know about weak symbols in COFF,
560 # and is not configured to handle mixed ELF and COFF.
561 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
563 i[[3456789]]86-*-sco*)
564 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
566 i[[3456789]]86-*-solaris2*)
567 noconfigdirs="$noconfigdirs target-libgloss"
569 i[[3456789]]86-*-sysv4*)
570 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
572 i[[3456789]]86-*-beos*)
573 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
576 noconfigdirs="$noconfigdirs ${libgcj}"
578 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
579 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
582 noconfigdirs="$noconfigdirs ${libgcj}"
585 noconfigdirs="$noconfigdirs ${libgcj}"
588 # The EPOC C++ environment does not support exceptions or rtti,
589 # and so building libstdc++-v3 tends not to always work.
590 noconfigdirs="$noconfigdirs target-libstdc++-v3"
593 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
596 noconfigdirs="$noconfigdirs ${libgcj}"
599 noconfigdirs="$noconfigdirs ${libgcj}"
602 # copied from rs6000-*-* entry
603 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
605 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
606 target_configdirs="$target_configdirs target-winsup"
607 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix gnuserv ${libgcj}"
608 # always build newlib.
609 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
611 # This is temporary until we can link against shared libraries
612 powerpcle-*-solaris*)
613 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix gnuserv ${libgcj}"
616 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
619 noconfigdirs="$noconfigdirs ${libgcj}"
622 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
625 noconfigdirs="$noconfigdirs gprof ${libgcj}"
628 noconfigdirs="$noconfigdirs gprof ${libgcj}"
631 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
634 # The GNU linker does not support shared libraries.
635 noconfigdirs="$noconfigdirs ld gprof target-libgloss ${libgcj}"
638 # Linking libjava exceeds command-line length limits on at least
639 # IRIX 6.2, but not on IRIX 6.5.
640 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
641 # <oldham@codesourcery.com>
642 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
645 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
648 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
651 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
654 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
657 noconfigdirs="$noconfigdirs gprof ${libgcj}"
660 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
664 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
665 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
666 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
667 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
669 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
672 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
675 noconfigdirs="$noconfigdirs ${libgcj}"
678 noconfigdirs="$noconfigdirs ${libgcj}"
681 noconfigdirs="$noconfigdirs ${libgcj}"
684 noconfigdirs="$noconfigdirs ${libgcj}"
685 if test x${is_cross_compiler} != xno ; then
686 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
691 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
694 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
697 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
700 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
703 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
706 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
709 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
712 noconfigdirs="$noconfigdirs ${libgcj}"
715 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
718 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
721 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
724 noconfigdirs="$noconfigdirs ${libgcj}"
728 # If we aren't building newlib, then don't build libgloss, since libgloss
729 # depends upon some newlib header files.
730 case "${noconfigdirs}" in
731 *target-libgloss*) ;;
732 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
735 # Figure out what language subdirectories are present.
736 # Look if the user specified --enable-languages="..."; if not, use
737 # the environment variable $LANGUAGES if defined. $LANGUAGES might
739 # NB: embedded tabs in this IF block -- do not untabify
740 if test x"${enable_languages+set}" != xset; then
741 if test x"${LANGUAGES+set}" = xset; then
742 enable_languages="${LANGUAGES}"
743 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
748 if test x"${enable_languages}" = x ||
749 test x"${enable_languages}" = xyes;
751 echo configure.in: --enable-languages needs at least one language argument 1>&2
755 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
757 # First scan to see if an enabled language requires some other language.
758 # We assume that a given config-lang.in will list all the language
759 # front ends it requires, even if some are required indirectly.
760 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
763 # The odd quoting in the next line works around
764 # an apparent bug in bash 1.12 on linux.
765 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
767 # From the config-lang.in, get $language, $lang_requires
771 for other in ${lang_requires} ; do
772 case ,${enable_languages}, in
776 echo " \`$other' language required by \`$language'; enabling" 1>&2
777 enable_languages="${enable_languages},${other}"
785 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
788 # The odd quoting in the next line works around
789 # an apparent bug in bash 1.12 on linux.
790 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
792 # From the config-lang.in, get $language, $target_libs,
793 # $lang_dirs, and $build_by_default
799 if test "x$language" = x ; then
800 echo "${lang_frag} doesn't set \$language." 1>&2
803 case ,${enable_languages}, in
805 # Language was explicitly selected; include it.
809 # 'all' was selected; include 'default' languages.
810 case ${build_by_default} in
811 no) add_this_lang=no ;;
812 *) add_this_lang=yes ;;
815 *) add_this_lang=no ;;
817 case ${add_this_lang} in
819 # Remove language-dependent dirs.
820 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
827 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
828 # $target_configdirs.
829 # If we have the source for $noconfigdirs entries, add them to $notsupp.
832 for dir in . $skipdirs $noconfigdirs ; do
833 dirname=`echo $dir | sed -e s/target-//g`
834 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
835 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
836 if test -r $srcdir/$dirname/configure ; then
837 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
840 notsupp="$notsupp $dir"
844 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
845 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
846 if test -r $srcdir/$dirname/configure ; then
847 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
850 notsupp="$notsupp $dir"
856 # Sometimes the tools are distributed with libiberty but with no other
857 # libraries. In that case, we don't want to build target-libiberty.
858 if test -n "${target_configdirs}" ; then
860 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
861 if test "$i" != "libiberty" ; then
862 if test -r $srcdir/$i/configure ; then
868 if test -z "${others}" ; then
873 # Quietly strip out all directories which aren't configurable in this tree.
874 # This relies on all configurable subdirectories being autoconfiscated, which
876 configdirs_all="$configdirs"
878 for i in ${configdirs_all} ; do
879 if test -f ${srcdir}/$i/configure ; then
880 configdirs="${configdirs} $i"
883 target_configdirs_all="$target_configdirs"
885 for i in ${target_configdirs_all} ; do
886 j=`echo $i | sed -e s/target-//g`
887 if test -f ${srcdir}/$j/configure ; then
888 target_configdirs="${target_configdirs} $i"
892 # Produce a warning message for the subdirs we can't configure.
893 # This isn't especially interesting in the Cygnus tree, but in the individual
894 # FSF releases, it's important to let people know when their machine isn't
895 # supported by the one or two programs in a package.
897 if test -n "${notsupp}" && test -z "${norecursion}" ; then
898 # If $appdirs is non-empty, at least one of those directories must still
899 # be configured, or we error out. (E.g., if the gas release supports a
900 # specified target in some subdirs but not the gas subdir, we shouldn't
901 # pretend that all is well.)
902 if test -n "$appdirs" ; then
903 for dir in $appdirs ; do
904 if test -r $dir/Makefile.in ; then
905 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
909 if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
915 if test -n "$appdirs" ; then
916 echo "*** This configuration is not supported by this package." 1>&2
920 # Okay, some application will build, or we don't care to check. Still
921 # notify of subdirs not getting built.
922 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
923 echo " ${notsupp}" 1>&2
924 echo " (Any other directories should still work fine.)" 1>&2
934 # Handle --with-headers=XXX. If the value is not "yes", the contents of
935 # the named directory are copied to $(tooldir)/sys-include.
936 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
937 if test x${is_cross_compiler} = xno ; then
938 echo 1>&2 '***' --with-headers is only supported when cross compiling
941 if test x"${with_headers}" != xyes ; then
942 case "${exec_prefixoption}" in
944 *) x=${exec_prefix} ;;
946 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
950 # Handle --with-libs=XXX. If the value is not "yes", the contents of
951 # the name directories are copied to $(tooldir)/lib. Multiple directories
953 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
954 if test x${is_cross_compiler} = xno ; then
955 echo 1>&2 '***' --with-libs is only supported when cross compiling
958 if test x"${with_libs}" != xyes ; then
959 # Copy the libraries in reverse order, so that files in the first named
960 # library override files in subsequent libraries.
961 case "${exec_prefixoption}" in
963 *) x=${exec_prefix} ;;
965 for l in ${with_libs}; do
966 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
971 # Handle ${copy_dirs}
972 set fnord ${copy_dirs}
974 while test $# != 0 ; do
975 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
978 echo Copying $1 to $2
980 # Use the install script to create the directory and all required
981 # parent directories.
986 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
989 # Copy the directory, assuming we have tar.
990 # FIXME: Should we use B in the second tar? Not all systems support it.
991 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
993 # It is the responsibility of the user to correctly adjust all
994 # symlinks. If somebody can figure out how to handle them correctly
995 # here, feel free to add the code.
1002 # Work in distributions that contain no compiler tools, like Autoconf.
1004 host_makefile_frag=/dev/null
1005 if test -d ${srcdir}/config ; then
1008 # Avoid "too much defining" errors from HPUX compiler.
1009 tentative_cc="cc -Wp,-H256000"
1010 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1011 # If it's HP/UX ar, this should be harmless.
1015 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
1018 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1019 # chokes on bfd, the compiler won't let you assign integers to enums, and
1020 # other problems. Defining CC to gcc is a questionable way to say "don't use
1021 # the apollo compiler" (the preferred version of GCC could be called cc,
1022 # or whatever), but I'm not sure leaving CC as cc is any better...
1023 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
1024 # Used to have BISON=yacc.
1028 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1031 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1032 tentative_cc="cc -Xa"
1033 host_makefile_frag="config/mh-cxux"
1035 m88k-motorola-sysv*)
1038 tentative_cc="cc -Wf,-XNg1000"
1039 host_makefile_frag="config/mh-decstation"
1042 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1043 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1044 host_makefile_frag="config/mh-necv4"
1047 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1048 # environment. Also bump switch table size so that cp-parse will
1049 # compile. Bump string length limit so linker builds.
1050 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1053 host_makefile_frag="config/mh-sysv4"
1056 # This is for a MIPS running RISC/os 4.52C.
1058 # This is needed for GDB, but needs to be in the top-level make because
1059 # if a library is compiled with the bsd headers and gets linked with the
1060 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1061 # a different size).
1062 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1063 # known except to select the sysv environment. Could we use /proc instead?
1064 # These "sysv environments" and "bsd environments" often end up being a pain.
1066 # This is not part of CFLAGS because perhaps not all C compilers have this
1068 tentative_cc="cc -systype sysv"
1073 i[[3456789]]86-*-sysv5*)
1074 host_makefile_frag="config/mh-sysv5"
1076 i[[3456789]]86-*-dgux*)
1077 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1078 host_makefile_frag="config/mh-dgux386"
1080 i[[3456789]]86-ncr-sysv4.3*)
1081 # The MetaWare compiler will generate a copyright message unless you
1082 # turn it off by adding the -Hnocopyr flag.
1083 tentative_cc="cc -Hnocopyr"
1085 i[[3456789]]86-ncr-sysv4*)
1086 # for an NCR 3000 (i486/SVR4) system.
1087 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1088 # This compiler not only emits obnoxious copyright messages every time
1089 # you run it, but it chokes and dies on a whole bunch of GNU source
1090 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1091 tentative_cc="/usr/ccs/ATT/cc"
1092 host_makefile_frag="config/mh-ncr3000"
1094 i[[3456789]]86-*-sco3.2v5*)
1096 i[[3456789]]86-*-sco*)
1097 # The native C compiler botches some simple uses of const. Unfortunately,
1098 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1099 tentative_cc="cc -Dconst="
1100 host_makefile_frag="config/mh-sco"
1102 i[[3456789]]86-*-udk*)
1103 host_makefile_frag="config/mh-sysv5"
1105 i[[3456789]]86-*-solaris2*)
1106 host_makefile_frag="config/mh-sysv4"
1108 i[[3456789]]86-*-msdosdjgpp*)
1109 host_makefile_frag="config/mh-djgpp"
1112 host_makefile_frag="config/mh-cygwin"
1115 host_makefile_frag="config/mh-mingw32"
1118 host_makefile_frag="config/mh-interix"
1121 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1125 host_makefile_frag="config/mh-solaris"
1128 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1129 # without overflowing the jump tables (-J says to use a 32 bit table)
1130 tentative_cc="cc -J"
1133 tentative_cc="cc -Wp,-H256000"
1136 tentative_cc="cc -Wp,-H256000"
1139 # /bin/cc is less than useful for our purposes. Always use GCC
1140 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1141 host_makefile_frag="config/mh-lynxrs6k"
1144 # /bin/cc is less than useful for our purposes. Always use GCC
1145 tentative_cc="/bin/gcc"
1148 host_makefile_frag="config/mh-sysv4"
1153 extra_arflags_for_target=
1154 extra_nmflags_for_target=
1155 extra_ranlibflags_for_target=
1156 target_makefile_frag=/dev/null
1158 i[[3456789]]86-*-netware*)
1159 target_makefile_frag="config/mt-netware"
1162 target_makefile_frag="config/mt-netware"
1165 target_makefile_frag="config/mt-linux"
1167 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1168 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1169 # commands to handle both 32-bit and 64-bit objects. These flags are
1170 # harmless if we're using GNU nm or ar.
1171 extra_arflags_for_target=" -X32_64"
1172 extra_nmflags_for_target=" -B -X32_64"
1175 # ranlib from Darwin requires the -c flag to look at common symbols.
1176 extra_ranlibflags_for_target=" -c"
1178 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1179 target_makefile_frag="config/mt-wince"
1183 alphaieee_frag=/dev/null
1186 # This just makes sure to use the -mieee option to build target libs.
1187 # This should probably be set individually by each library.
1188 alphaieee_frag="config/mt-alphaieee"
1192 # If --enable-target-optspace always use -Os instead of -O2 to build
1193 # the target libraries, similarly if it is not specified, use -Os
1194 # on selected platforms.
1195 ospace_frag=/dev/null
1196 case "${enable_target_optspace}:${target}" in
1198 ospace_frag="config/mt-ospace"
1201 ospace_frag="config/mt-d30v"
1203 :m32r-* | :d10v-* | :fr30-*)
1204 ospace_frag="config/mt-ospace"
1209 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1213 # Set with_gnu_as and with_gnu_ld as appropriate.
1215 # This is done by determining whether or not the appropriate directory
1216 # is available, and by checking whether or not specific configurations
1217 # have requested that this magic not happen.
1219 # The command line options always override the explicit settings in
1220 # configure.in, and the settings in configure.in override this magic.
1222 # If the default for a toolchain is to use GNU as and ld, and you don't
1223 # want to do that, then you should use the --without-gnu-as and
1224 # --without-gnu-ld options for the configure script.
1226 if test x${use_gnu_as} = x &&
1227 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1229 extra_host_args="$extra_host_args --with-gnu-as"
1232 if test x${use_gnu_ld} = x &&
1233 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1235 extra_host_args="$extra_host_args --with-gnu-ld"
1238 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1239 # can detect this case.
1241 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1243 extra_host_args="$extra_host_args --with-newlib"
1247 # Default to using --with-stabs for certain targets.
1248 if test x${with_stabs} = x ; then
1252 mips*-*-* | alpha*-*-osf*)
1254 extra_host_args="${extra_host_args} --with-stabs"
1259 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1260 # them automatically.
1263 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1267 # If we aren't going to be using gcc, see if we can extract a definition
1268 # of CC from the fragment.
1269 # Actually, use the 'pre-extracted' version above.
1270 if test -z "${CC}" && test "${build}" = "${host}" ; then
1271 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1273 for dir in $PATH; do
1274 test -z "$dir" && dir=.
1275 if test -f $dir/gcc; then
1281 if test -z "${found}" && test -n "${tentative_cc}" ; then
1286 # Some systems (e.g., one of the i386-aix systems the gas testers are
1287 # using) don't handle "\$" correctly, so don't use it here.
1288 tooldir='${exec_prefix}'/${target_alias}
1289 build_tooldir=${tooldir}
1291 # Generate a default definition for YACC. This is used if the makefile can't
1292 # locate bison or byacc in objdir.
1294 for prog in 'bison -y' byacc yacc
1296 set dummy $prog; tmp=$2
1297 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1298 for dir in $PATH; do
1299 test -z "$dir" && dir=.
1300 if test -f $dir/$tmp; then
1301 DEFAULT_YACC="$prog"
1307 test -n "$DEFAULT_YACC" && break
1310 # Generate a default definition for M4. This is used if the makefile can't
1311 # locate m4 in objdir.
1313 for prog in gm4 gnum4 m4
1315 set dummy $prog; tmp=$2
1316 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1317 for dir in $PATH; do
1318 test -z "$dir" && dir=.
1319 if test -f $dir/$tmp; then
1326 test -n "$DEFAULT_M4" && break
1329 # Generate a default definition for LEX. This is used if the makefile can't
1330 # locate flex in objdir.
1332 for prog in flex lex
1334 set dummy $prog; tmp=$2
1335 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1336 for dir in $PATH; do
1337 test -z "$dir" && dir=.
1338 if test -f $dir/$tmp; then
1345 test -n "$DEFAULT_LEX" && break
1348 if test "${build}" != "${host}" ; then
1349 # If we are doing a Canadian Cross, in which the host and build systems
1350 # are not the same, we set reasonable default values for the tools.
1352 BISON=${BISON-bison}
1353 CC=${CC-${host_alias}-gcc}
1354 CFLAGS=${CFLAGS-"-g -O2"}
1355 CXX=${CXX-${host_alias}-c++}
1356 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1357 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1358 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
1359 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
1360 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
1361 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
1362 BUILD_PREFIX=${build_alias}-
1363 BUILD_PREFIX_1=${build_alias}-
1364 MAKEINFO=${MAKEINFO-makeinfo}
1366 if test -z "${YACC}" ; then
1367 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1368 for dir in $PATH; do
1369 test -z "$dir" && dir=.
1370 if test -f $dir/bison; then
1374 if test -f $dir/byacc; then
1378 if test -f $dir/yacc; then
1384 if test -z "${YACC}" ; then
1389 if test -z "${LEX}" ; then
1390 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1391 for dir in $PATH; do
1392 test -z "$dir" && dir=.
1393 if test -f $dir/flex; then
1397 if test -f $dir/lex; then
1407 # Set reasonable default values for some tools even if not Canadian.
1408 # Of course, these are different reasonable default values, originally
1409 # specified directly in the Makefile.
1410 # We don't export, so that autoconf can do its job.
1411 # Note that all these settings are above the fragment inclusion point
1412 # in Makefile.in, so can still be overridden by fragments.
1413 # This is all going to change when we autoconfiscate...
1415 BISON="\$(USUAL_BISON)"
1416 CC_FOR_BUILD="\$(CC)"
1417 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1419 BUILD_PREFIX_1=loser-
1420 MAKEINFO="\$(USUAL_MAKEINFO)"
1422 YACC="\$(USUAL_YACC)"
1424 # If CC is still not set, try to get gcc.
1426 if test -z "${CC}" ; then
1427 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1428 for dir in $PATH; do
1429 test -z "$dir" && dir=.
1430 if test -f $dir/gcc; then
1433 echo 'void f(){}' > conftest.c
1434 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1435 CFLAGS=${CFLAGS-"-g -O2"}
1436 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1438 CFLAGS=${CFLAGS-"-O2"}
1439 CXXFLAGS=${CXXFLAGS-"-O2"}
1448 # Determine if we are using gcc.
1449 cat > conftest.c <<EOF
1454 if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
1458 if test -z "${CFLAGS}"; then
1459 # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
1460 # is set to a version of gcc.
1461 if test "$cc_prog_is_gcc" = yes; then
1462 echo 'void f(){}' > conftest.c
1463 if test -z "`${CC} -g -c conftest.c 2>&1`"; then
1464 CFLAGS=${CFLAGS-"-g -O2"}
1465 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1467 CFLAGS=${CFLAGS-"-O2"}
1468 CXXFLAGS=${CXXFLAGS-"-O2"}
1475 # We must set the default linker to the linker used by gcc for the correct
1476 # operation of libtool. If LD is not defined and we are using gcc, try to
1477 # set the LD default to the ld used by gcc.
1478 if test -z "$LD"; then
1479 if test "$cc_prog_is_gcc" = yes; then
1482 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1484 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1486 case $gcc_prog_ld in
1487 # Accept absolute paths.
1488 [[\\/]* | [A-Za-z]:[\\/]*)]
1489 LD="$gcc_prog_ld" ;;
1495 CFLAGS=${CFLAGS-"-g"}
1496 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1499 # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
1500 # Set up the list of links to be made.
1501 # ${links} is the list of link names, and ${files} is the list of names to link to.
1504 configlinks="${links}"
1505 if test -r ./config.status ; then
1506 mv -f ./config.status ./config.back
1508 while test -n "${files}" ; do
1509 # set file to car of files, files to cdr of files
1510 set ${files}; file=$1; shift; files=$*
1511 set ${links}; link=$1; shift; links=$*
1513 if test ! -r ${srcdir}/${file} ; then
1514 if test ! -r ${file} ; then
1515 echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
1516 echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
1522 srcfile=${srcdir}/${file}
1525 ${remove} -f ${link}
1526 # Make a symlink if possible, otherwise try a hard link
1527 if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
1530 # We need to re-remove the file because Lynx leaves a
1531 # very strange directory there when it fails an NFS symlink.
1532 ${remove} -r -f ${link}
1533 ${hard_link} ${srcfile} ${link}
1535 if test ! -r ${link} ; then
1536 echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
1540 echo "Linked \"${link}\" to \"${srcfile}\"."
1543 # Create a .gdbinit file which runs the one in srcdir
1544 # and tells GDB to look there for source files.
1546 if test -r ${srcdir}/.gdbinit ; then
1549 *) cat > ./.gdbinit <<EOF
1553 source ${srcdir}/.gdbinit
1559 # Make sure that the compiler is able to generate an executable. If it
1560 # can't, we are probably in trouble. We don't care whether we can run the
1561 # executable--we might be using a cross compiler--we only care whether it
1562 # can be created. At this point the main configure script has set CC.
1564 echo "int main () { return 0; }" > conftest.c
1565 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1566 if test $? = 0 ; then
1567 if test -s conftest || test -s conftest.exe ; then
1573 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1574 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1581 # The Solaris /usr/ucb/cc compiler does not appear to work.
1583 sparc-sun-solaris2*)
1584 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1585 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1587 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1588 if test -d /opt/cygnus/bin ; then
1589 if test "$could_use" = "" ; then
1590 could_use="/opt/cygnus/bin"
1592 could_use="$could_use or /opt/cygnus/bin"
1595 if test "$could_use" = "" ; then
1596 echo "Warning: compilation may fail because you're using"
1597 echo "/usr/ucb/cc. You should change your PATH or CC "
1598 echo "variable and rerun configure."
1600 echo "Warning: compilation may fail because you're using"
1601 echo "/usr/ucb/cc, when you should use the C compiler from"
1602 echo "$could_use. You should change your"
1603 echo "PATH or CC variable and rerun configure."
1609 # If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1610 # binutils tools will find libbfd.so.
1611 case "${enable_shared}" in
1612 no | "") SET_LIB_PATH= ;;
1613 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1617 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1618 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1621 # Record target_configdirs and the configure arguments for target and
1622 # build configuration in Makefile.
1623 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1625 # This is the final value for target_configdirs. configdirs already
1626 # has its final value, as does build_modules. It's time to create some
1627 # lists of valid targets.
1630 configure_build_modules=
1631 for module in ${build_modules} ; do
1632 all_build_modules=all-build-${module}
1633 configure_build_modules=configure-build-${module}
1636 # Determine whether gdb needs tk/tcl or not.
1637 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1638 # and in that case we want gdb to be built without tk. Ugh!
1639 # In fact I believe gdb is the *only* package directly dependent on tk,
1640 # so we should be able to put the 'maybe's in unconditionally and
1641 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1642 # 100% sure that that's safe though.
1644 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-tix maybe-all-libgui"
1645 case "$enable_gdbtk" in
1649 GDB_TK="${gdb_tk}" ;;
1651 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1652 # distro. Eventually someone will fix this and move Insight, nee
1653 # gdbtk to a separate directory.
1654 if test -d ${srcdir}/gdb/gdbtk ; then
1662 # Create the 'maybe dependencies'. This uses a temporary file.
1664 # While at that, we remove Makefiles if we were started for recursive
1665 # configuration, so that the top-level Makefile reconfigures them,
1666 # like we used to do when configure itself was recursive.
1668 echo '# maybedep.tmp' > maybedep.tmp
1670 # Make-targets which may need maybe dependencies.
1671 mts="configure all install check clean distclean dvi info install-info"
1672 mts="${mts} installcheck mostlyclean maintainer-clean TAGS"
1674 # Loop over modules and make-targets.
1675 for module in ${build_modules} ; do
1676 if test -z "${no_recursion}" \
1677 && test -f ${build_subdir}/${module}/Makefile; then
1678 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1679 rm -f ${build_subdir}/${module}/Makefile
1681 for mt in ${mts} ; do
1683 install) ;; # No installing build modules.
1684 *) echo "maybe-${mt}-build-${module}: ${mt}-build-${module}" >> maybedep.tmp ;;
1688 for module in ${configdirs} ; do
1689 if test -z "${no_recursion}" \
1690 && test -f ${module}/Makefile; then
1691 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1692 rm -f ${module}/Makefile
1694 for mt in ${mts} ; do
1695 echo "maybe-${mt}-${module}: ${mt}-${module}" >> maybedep.tmp
1698 for module in ${target_configdirs} ; do
1699 if test -z "${no_recursion}" \
1700 && test -f ${target_subdir}/${module}/Makefile; then
1701 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1702 rm -f ${target_subdir}/${module}/Makefile
1704 for mt in ${mts} ; do
1705 echo "maybe-${mt}-target-${module}: ${mt}-target-${module}" >> maybedep.tmp
1708 maybe_dependencies=maybedep.tmp
1709 AC_SUBST_FILE(maybe_dependencies)
1711 # Create the serialization dependencies. This uses a temporary file.
1713 AC_ARG_ENABLE([serial-configure],
1714 [ --enable-serial-[{host,target,build}-]configure
1715 Force sequential configuration of
1716 sub-packages for the host, target or build
1717 machine, or all sub-packages])
1719 case ${enable_serial_configure} in
1721 enable_serial_build_configure=yes
1722 enable_serial_host_configure=yes
1723 enable_serial_target_configure=yes
1727 # These force 'configure's to be done one at a time, to avoid problems
1728 # with contention over a shared config.cache.
1730 echo '# serdep.tmp' > serdep.tmp
1732 test "x${enable_serial_build_configure}" = xyes &&
1733 for item in ${build_configdirs} ; do
1736 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1741 test "x${enable_serial_host_configure}" = xyes &&
1742 for item in ${configdirs} ; do
1745 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1750 test "x${enable_serial_target_configure}" = xyes &&
1751 for item in ${target_configdirs} ; do
1754 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1758 serialization_dependencies=serdep.tmp
1759 AC_SUBST_FILE(serialization_dependencies)
1761 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1762 # target and nonopt. These are the ones we might not want to pass
1763 # down to subconfigures. Also strip program-prefix, program-suffix,
1764 # and program-transform-name, so that we can pass down a consistent
1765 # program-transform-name. If autoconf has put single quotes around
1766 # any of these arguments (because they contain shell metacharacters)
1767 # then this will fail; in practice this only happens for
1768 # --program-transform-name, so be sure to override --program-transform-name
1769 # at the end of the argument list.
1770 # These will be expanded by make, so quote '$'.
1771 cat <<\EOF_SED > conftestsed
1773 s/ --c[[a-z-]]*[[= ]][[^ ]]* / /
1774 s/ --sr[[a-z-]]*[[= ]][[^ ]]* / /
1775 s/ --ho[[a-z-]]*[[= ]][[^ ]]* / /
1776 s/ --bu[[a-z-]]*[[= ]][[^ ]]* / /
1777 s/ --t[[a-z-]]*[[= ]][[^ ]]* / /
1778 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]* / /
1779 s/ -cache-file[[= ]][[^ ]]* / /
1780 s/ -srcdir[[= ]][[^ ]]* / /
1781 s/ -host[[= ]][[^ ]]* / /
1782 s/ -build[[= ]][[^ ]]* / /
1783 s/ -target[[= ]][[^ ]]* / /
1784 s/ -program-prefix[[= ]][[^ ]]* / /
1785 s/ -program-suffix[[= ]][[^ ]]* / /
1786 s/ -program-transform-name[[= ]][[^ ]]* / /
1787 s/ [[^' -][^ ]*] / /
1791 sed -f conftestsed <<EOF_SED > conftestsed.out
1792 ${ac_configure_args}
1794 baseargs=`cat conftestsed.out`
1795 rm -f conftestsed conftestsed.out
1797 # Add in --program-transform-name, after --program-prefix and
1798 # --program-suffix have been applied to it. Autoconf has already
1799 # doubled dollar signs and backslashes in program_transform_name; we want
1800 # the backslashes un-doubled, and then the entire thing wrapped in single
1801 # quotes, because this will be expanded first by make and then by the shell.
1802 # Also, because we want to override the logic in subdir configure scripts to
1803 # choose program_transform_name, replace any s,x,x, with s,y,y,.
1804 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1805 ${program_transform_name}
1807 gcc_transform_name=`cat conftestsed.out`
1808 rm -f conftestsed.out
1809 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1811 # For the build-side libraries, we just need to pretend we're native,
1812 # and not use the same cache file. Multilibs are neither needed nor
1814 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
1816 # For host modules, accept cache file option, or specification as blank.
1817 case "${cache_file}" in
1819 cache_file_option="" ;;
1820 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1821 cache_file_option="--cache-file=${cache_file}" ;;
1823 cache_file_option="--cache-file=../${cache_file}" ;;
1826 host_configargs="${cache_file_option} --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1828 target_configargs=${baseargs}
1830 # Passing a --with-cross-host argument lets the target libraries know
1831 # whether they are being built with a cross-compiler or being built
1832 # native. However, it would be better to use other mechanisms to make the
1833 # sorts of decisions they want to make on this basis. Please consider
1834 # this option to be deprecated. FIXME.
1835 if test x${is_cross_compiler} = xyes ; then
1836 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1839 # Default to --enable-multilib.
1840 if test x${enable_multilib} = x ; then
1841 target_configargs="--enable-multilib ${target_configargs}"
1844 # Pass --with-newlib if appropriate. Note that target_configdirs has
1845 # changed from the earlier setting of with_newlib.
1846 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1847 target_configargs="--with-newlib ${target_configargs}"
1850 # Pass the appropriate --host, --build, and --cache-file arguments.
1851 target_configargs="--cache-file=../config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
1853 # provide a proper gxx_include_dir.
1854 # Note, if you change the default, make sure to fix both here and in
1855 # the gcc and libstdc++-v3 subdirectories.
1856 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
1857 case "${with_gxx_include_dir}" in
1859 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1862 case "${enable_version_specific_runtime_libs}" in
1863 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1865 . ${srcdir}/config.if
1866 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1868 *) gxx_include_dir=${with_gxx_include_dir} ;;
1872 case " $target_configdirs " in
1874 case " $target_configargs " in
1875 *" --with-newlib "*)
1878 FLAGS_FOR_TARGET=$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' ;;
1881 # If we're not building GCC, don't discard standard headers.
1882 if test -d ${srcdir}/gcc; then
1883 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1885 if test "${build}" != "${host}"; then
1886 # On Canadian crosses, CC_FOR_TARGET will have already been set
1887 # by `configure', so we won't have an opportunity to add -Bgcc/
1888 # to it. This is right: we don't want to search that directory
1889 # for binaries, but we want the header files in there, so add
1891 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1893 # Someone might think of using the pre-installed headers on
1894 # Canadian crosses, in case the installed compiler is not fully
1895 # compatible with the compiler being built. In this case, it
1896 # would be better to flag an error than risking having
1897 # incompatible object files being constructed. We can't
1898 # guarantee that an error will be flagged, but let's hope the
1899 # compiler will do it, when presented with incompatible header
1904 case "${target}-${is_cross_compiler}" in
1905 i[[3456789]]86-*-linux*-no)
1906 # Here host == target, so we don't need to build gcc,
1907 # so we don't want to discard standard headers.
1908 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1911 # If we're building newlib, use its generic headers last, but search
1912 # for any libc-related directories first (so make it the last -B
1914 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
1922 # Allow the user to override the flags for
1923 # our build compiler if desired.
1924 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
1926 # On Canadian crosses, we'll be searching the right directories for
1927 # the previously-installed cross compiler, so don't bother to add
1928 # flags for directories within the install tree of the compiler
1929 # being built; programs in there won't even run.
1930 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
1931 # Search for pre-installed headers if nothing else fits.
1932 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
1935 if test "x${use_gnu_ld}" = x &&
1936 echo " ${configdirs} " | grep " ld " > /dev/null ; then
1937 # Arrange for us to find uninstalled linker scripts.
1938 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
1941 if test "x${CC_FOR_TARGET+set}" = xset; then
1943 elif test -d ${srcdir}/gcc; then
1944 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
1945 elif test "$host" = "$target"; then
1946 CC_FOR_TARGET='$(CC)'
1948 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
1950 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1952 if test "x${GCJ_FOR_TARGET+set}" = xset; then
1954 elif test -d ${srcdir}/gcc; then
1955 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
1956 elif test "$host" = "$target"; then
1957 GCJ_FOR_TARGET='gcj'
1959 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
1961 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1963 # Don't use libstdc++-v3's flags to configure/build itself.
1964 libstdcxx_flags='`test ! -f $$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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1965 raw_libstdcxx_flags=' -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
1967 if test "x${CXX_FOR_TARGET+set}" = xset; then
1968 if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
1969 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1971 elif test -d ${srcdir}/gcc; then
1972 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
1973 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
1974 # default whereas gcc does not.
1975 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
1977 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
1978 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
1979 elif test "$host" = "$target"; then
1980 CXX_FOR_TARGET='$(CXX)'
1981 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1983 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
1984 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
1986 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1987 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
1989 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1990 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
1992 # We want to defer the evaluation of `cmd`s and shell variables in
1993 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
1994 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
1995 # quotes, but we still have to duplicate `$'s so that shell variables
1996 # can be expanded by the nested make as shell variables, not as make
1998 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
1999 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2001 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
2002 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
2003 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
2004 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
2005 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
2006 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
2007 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
2009 # Makefile fragments.
2010 host_makefile_frag=${srcdir}/${host_makefile_frag}
2011 target_makefile_frag=${srcdir}/${target_makefile_frag}
2012 alphaieee_frag=${srcdir}/${alphaieee_frag}
2013 ospace_frag=${srcdir}/${ospace_frag}
2014 AC_SUBST_FILE(host_makefile_frag)
2015 AC_SUBST_FILE(target_makefile_frag)
2016 AC_SUBST_FILE(alphaieee_frag)
2017 AC_SUBST_FILE(ospace_frag)
2019 # Miscellanea: directories, flags, etc.
2020 AC_SUBST(SET_LIB_PATH)
2021 AC_SUBST(RPATH_ENVVAR)
2022 AC_SUBST(BUILD_PREFIX)
2023 AC_SUBST(BUILD_PREFIX_1)
2024 AC_SUBST(configlinks)
2025 AC_SUBST(gcc_version_trigger)
2026 AC_SUBST(gcc_version)
2028 AC_SUBST(build_tooldir)
2030 AC_SUBST(gxx_include_dir)
2031 AC_SUBST(libstdcxx_incdir)
2033 # Build module lists & subconfigure args.
2034 AC_SUBST(build_configargs)
2035 AC_SUBST(configure_build_modules)
2036 AC_SUBST(all_build_modules)
2038 # Host module lists & subconfigure args.
2039 AC_SUBST(host_configargs)
2040 AC_SUBST(configdirs)
2042 # Target module lists & subconfigure args.
2043 AC_SUBST(target_configargs)
2044 AC_SUBST(target_configdirs)
2048 AC_SUBST(CC_FOR_BUILD)
2052 AC_SUBST(config_shell)
2055 NCN_STRICT_CHECK_TOOL(AR, ar)
2056 NCN_STRICT_CHECK_TOOL(AS, as)
2057 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2058 NCN_STRICT_CHECK_TOOL(LD, ld)
2059 NCN_STRICT_CHECK_TOOL(NM, nm)
2060 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2061 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2062 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2063 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2067 AC_SUBST(CFLAGS_FOR_BUILD)
2069 AC_SUBST(DEFAULT_YACC)
2070 AC_SUBST(DEFAULT_LEX)
2071 AC_SUBST(DEFAULT_M4)
2074 NCN_STRICT_CHECK_TARGET_TOOL(AR_FOR_TARGET, ar)
2075 NCN_STRICT_CHECK_TARGET_TOOL(AS_FOR_TARGET, as)
2076 NCN_STRICT_CHECK_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2077 NCN_STRICT_CHECK_TARGET_TOOL(LD_FOR_TARGET, ld)
2078 NCN_STRICT_CHECK_TARGET_TOOL(NM_FOR_TARGET, nm)
2079 NCN_STRICT_CHECK_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2080 NCN_STRICT_CHECK_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2082 AC_SUBST(GCC_FOR_TARGET)
2083 AC_SUBST(FLAGS_FOR_TARGET)
2084 AC_SUBST(CC_FOR_TARGET)
2085 AC_SUBST(GCJ_FOR_TARGET)
2086 AC_SUBST(CXX_FOR_TARGET)
2087 AC_SUBST(RAW_CXX_FOR_TARGET)
2088 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2089 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2091 # Fix up target tools.
2092 if test "x${build}" = "x${host}" ; then
2093 # In this case, the newly built tools can and should be used,
2094 # so we override the results of the autoconf tests.
2095 # This should really only happen when the tools are actually being built,
2096 # but that's a further refinement. The new build scheme, where
2097 # tools are built into a structure paralleling where they're installed,
2098 # should also eliminate all of this cleanly.
2099 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2100 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2101 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2102 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2103 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2104 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2105 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2107 # Certain tools may need extra flags.
2108 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2109 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2110 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2112 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2113 AC_ARG_ENABLE(maintainer-mode,
2114 [ --enable-maintainer-mode enable make rules and dependencies not useful
2115 (and sometimes confusing) to the casual installer],
2116 USE_MAINTAINER_MODE=$enableval,
2117 USE_MAINTAINER_MODE=no)
2118 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2119 AC_SUBST(MAINTAINER_MODE_TRUE)
2120 AC_SUBST(MAINTAINER_MODE_FALSE)
2121 if test "$USE_MAINTAINER_MODE" = yes; then
2122 MAINTAINER_MODE_TRUE=
2123 MAINTAINER_MODE_FALSE='#'
2125 MAINTAINER_MODE_TRUE='#'
2126 MAINTAINER_MODE_FALSE=
2128 MAINT=$MAINTAINER_MODE_TRUE