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 sinclude(config/acx.m4)
23 AC_INIT(move-if-change)
28 # Get 'install' or 'install-sh' and its variants.
33 ### we might need to use some other shell than /bin/sh for running subshells
34 ### If we are on Windows, search for the shell. This will permit people
35 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
36 ### without also having to set CONFIG_SHELL. This code will work when
37 ### using bash, which sets OSTYPE.
40 if test x${CONFIG_SHELL} = x ; then
41 if test ! -f /bin/sh ; then
42 if test x${SHELL} != x && test -f ${SHELL} ; then
46 for prog in sh sh.exe bash bash.exe; do
47 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
49 test -z "$dir" && dir=.
50 if test -f $dir/$prog; then
51 CONFIG_SHELL=$dir/$prog
57 test -n "${CONFIG_SHELL}" && break
65 config_shell=${CONFIG_SHELL-/bin/sh}
68 # if PWD already has a value, it is probably wrong.
69 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
71 # Export original configure arguments for use by sub-configures. These
72 # will be expanded by make, so quote '$'.
74 sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
77 TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
79 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
81 moveifchange=${srcdir}/move-if-change
83 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
85 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
87 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
88 INSTALL="${srcpwd}/install-sh -c"
91 # Set srcdir to "." if that's what it is.
92 # This is important for multilib support.
94 if test "${pwd}" = "${srcpwd}" ; then
102 ### To add a new directory to the tree, first choose whether it is a target
103 ### or a host dependent tool. Then put it into the appropriate list
104 ### (library or tools, host or target), doing a dependency sort.
106 # Subdirs will be configured in the order listed in build_configdirs,
107 # configdirs, or target_configdirs; see the serialization section below.
109 # Dependency sorting is only needed when *configuration* must be done in
110 # a particular order. In all cases a dependency should be specified in
111 # the Makefile, whether or not it's implicitly specified here.
113 # Double entries in build_configdirs, configdirs, or target_configdirs may
114 # cause circular dependencies and break everything horribly.
116 # these library is used by various programs built for the build
119 build_libs="build-libiberty"
121 # these tools are built for the build environment
122 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
124 # these libraries are used by various programs built for the host environment
126 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp"
128 # these tools are built for the host environment
129 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
130 # know that we are building the simulator.
131 # binutils, gas and ld appear in that order because it makes sense to run
132 # "make check" in that particular order.
133 host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
135 # libgcj represents the runtime libraries only used by gcj.
136 libgcj="target-libffi \
142 # these libraries are built for the target environment, and are built after
143 # the host libraries and the host tools (which may be a cross compiler)
145 target_libraries="target-libiberty \
148 target-libstdc++-v3 \
155 # these tools are built using the target libraries, and are intended to
156 # run only in the target environment
158 # note: any program that *uses* libraries that are in the "target_libraries"
159 # list belongs in this list. those programs are also very likely
160 # candidates for the "native_only" list which follows
162 target_tools="target-examples target-groff target-gperf target-rda"
164 ################################################################################
166 ## All tools belong in one of the four categories, and are assigned above
167 ## We assign ${configdirs} this way to remove all embedded newlines. This
168 ## is important because configure will choke if they ever get through.
169 ## ${configdirs} is directories we build using the host tools.
170 ## ${target_configdirs} is directories we build using the target tools.
171 configdirs=`echo ${host_libs} ${host_tools}`
172 target_configdirs=`echo ${target_libraries} ${target_tools}`
173 build_configdirs=`echo ${build_libs} ${build_tools}`
175 ################################################################################
177 srcname="gnu development package"
179 # This gets set non-empty for some net releases of packages.
182 # Define is_cross_compiler to save on calls to 'test'.
184 if test x"${host}" = x"${target}" ; then
187 is_cross_compiler=yes
190 # Find the build and target subdir names.
193 # Skipdirs are removed silently.
195 # Noconfigdirs are removed loudly.
199 # Make sure we don't let GNU ld be added if we didn't want it.
200 if test x$with_gnu_ld = xno ; then
202 noconfigdirs="$noconfigdirs ld"
206 # Make sure we don't let GNU as be added if we didn't want it.
207 if test x$with_gnu_as = xno ; then
209 noconfigdirs="$noconfigdirs gas"
212 # some tools are so dependent upon X11 that if we're not building with X,
213 # it's not even worth trying to configure, much less build, that tool.
216 yes | "") ;; # the default value for this tree is that X11 is available
218 skipdirs="${skipdirs} tk itcl libgui"
219 # We won't be able to build gdbtk without X.
222 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
225 # Some tools are only suitable for building in a "native" situation.
226 # Remove these if host!=target.
227 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"
229 # Similarly, some are only suitable for cross toolchains.
230 # Remove these if host=target.
231 cross_only="target-libgloss target-newlib target-opcodes"
233 case $is_cross_compiler in
234 no) skipdirs="${skipdirs} ${cross_only}" ;;
235 yes) skipdirs="${skipdirs} ${native_only}" ;;
238 # If both --with-headers and --with-libs are specified, default to
240 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
241 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
242 if test x"${with_newlib}" = x ; then
247 # Recognize --with-newlib/--without-newlib.
248 case ${with_newlib} in
249 no) skipdirs="${skipdirs} target-newlib" ;;
250 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
253 # Configure extra directories which are host specific
257 configdirs="$configdirs libtermcap" ;;
260 # A target can indicate whether a language isn't supported for some reason.
261 # Only spaces may be used in this macro; not newlines or tabs.
262 unsupported_languages=
264 # Remove more programs from consideration, based on the host or
265 # target this usually means that a port of the program doesn't
270 noconfigdirs="$noconfigdirs byacc"
272 i[[3456789]]86-*-vsta)
273 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
275 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
276 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
278 i[[3456789]]86-*-mingw32*)
279 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
280 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
282 i[[3456789]]86-*-beos*)
283 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
286 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
289 noconfigdirs="$noconfigdirs rcs"
292 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
295 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
300 AC_ARG_ENABLE(libada,
301 [ --enable-libada Builds libada directory],
302 ENABLE_LIBADA=$enableval,
304 if test "${ENABLE_LIBADA}" != "yes" ; then
305 noconfigdirs="$noconfigdirs target-libada"
306 noconfigdirs="$noconfigdirs gnattools"
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}"
326 # Allow --disable-libmudflap to exclude target-libmudflap
327 case $enable_libmudflap in
331 noconfigdirs="$noconfigdirs target-libmudflap"
335 *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu)
336 # Enable libmudflap by default in GNU and friends.
339 # Enable libmudflap by default in FreeBSD.
342 # Disable it by default everywhere else.
343 noconfigdirs="$noconfigdirs target-libmudflap"
351 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
354 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
357 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
358 noconfigdirs="$noconfigdirs ${libgcj}"
360 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
361 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
364 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
365 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
366 && test -f /usr/local/include/gmp.h; then
370 # Skip some stuff that's unsupported on some FreeBSD configurations.
375 noconfigdirs="$noconfigdirs ${libgcj}"
380 # Remove unsupported stuff on all kaOS configurations.
381 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
382 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
383 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
384 noconfigdirs="$noconfigdirs target-libgloss"
387 # Skip some stuff on all NetBSD configurations.
388 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
390 # Skip some stuff that's unsupported on some NetBSD configurations.
392 i*86-*-netbsdelf*) ;;
393 arm*-*-netbsdelf*) ;;
395 noconfigdirs="$noconfigdirs ${libgcj}"
400 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
403 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
406 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
409 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
412 # ld works, but does not support shared libraries.
413 # newlib is not 64 bit ready. I'm not sure about fileutils.
414 # gas doesn't generate exception information.
415 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
418 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
421 # newlib is not 64 bit ready
422 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
425 # newlib is not 64 bit ready
426 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
429 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
432 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
434 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
435 noconfigdirs="$noconfigdirs ${libgcj}"
436 noconfigdirs="$noconfigdirs target-examples"
437 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
438 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
439 noconfigdirs="$noconfigdirs expect dejagnu"
440 # the C++ libraries don't build on top of CE's C libraries
441 noconfigdirs="$noconfigdirs target-libstdc++-v3"
442 noconfigdirs="$noconfigdirs target-newlib"
444 *-*-cygwin*) ;; # keep gdb and readline
445 *) noconfigdirs="$noconfigdirs gdb readline"
450 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
454 arm-*-coff | strongarm-*-coff | xscale-*-coff)
455 noconfigdirs="$noconfigdirs ${libgcj}"
457 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
458 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
461 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
464 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
467 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
470 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
473 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
476 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
479 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
482 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
484 c54x*-*-* | tic54x-*-*)
485 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
487 cris-*-* | crisv32-*-*)
488 unsupported_languages="$unsupported_languages java"
491 unsupported_languages="$unsupported_languages f95"
492 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
494 unsupported_languages="$unsupported_languages f95"
495 noconfigdirs="$noconfigdirs target-boehm-gc";;
497 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
499 unsupported_languages="$unsupported_languages f95"
500 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
504 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
507 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
510 noconfigdirs="$noconfigdirs ${libgcj} gdb"
513 noconfigdirs="$noconfigdirs ${libgcj} gdb"
516 noconfigdirs="$noconfigdirs ${libgcj}"
519 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
522 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
524 hppa1.1-*-osf* | hppa1.1-*-bsd* )
526 hppa*64*-*-linux* | parisc*64*-*-linux*)
527 # In this case, it's because the hppa64-linux target is for
528 # the kernel only at this point and has no libc, and thus no
529 # headers, crt*.o, etc., all of which are needed by these.
530 noconfigdirs="$noconfigdirs target-zlib"
532 parisc*-*-linux* | hppa*-*-linux*)
538 noconfigdirs="$noconfigdirs ${libgcj}"
542 # build on HP-UX 10.20.
543 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
546 noconfigdirs="$noconfigdirs ${libgcj} gdb"
549 # No gdb support yet.
550 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
553 # No gdb or ld support yet.
554 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
558 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
559 noconfigdirs="$noconfigdirs ${libgcj}"
561 i[[3456789]]86-*-linux*)
562 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
563 # not build java stuff by default.
566 noconfigdirs="$noconfigdirs ${libgcj}";;
569 # This section makes it possible to build newlib natively on linux.
570 # If we are using a cross compiler then don't configure newlib.
571 if test x${is_cross_compiler} != xno ; then
572 noconfigdirs="$noconfigdirs target-newlib"
574 noconfigdirs="$noconfigdirs target-libgloss"
575 # If we are not using a cross compiler, do configure newlib.
576 # Note however, that newlib will only be configured in this situation
577 # if the --with-newlib option has been given, because otherwise
578 # 'target-newlib' will appear in skipdirs.
580 i[[3456789]]86-*-mingw32*)
581 target_configdirs="$target_configdirs target-mingw"
582 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
584 # Can't build gdb for mingw32 if not native.
586 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
587 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl gnuserv"
592 target_configdirs="$target_configdirs target-libtermcap target-winsup"
593 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
594 # always build newlib if winsup directory is present.
595 if test -d "$srcdir/winsup"; then
596 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
597 elif test -d "$srcdir/newlib"; then
598 echo "Warning: winsup is missing so newlib can't be built."
601 # Can't build gdb for Cygwin if not native.
603 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
604 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl libgui gnuserv"
608 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
609 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
612 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
614 i[[3456789]]86-*-sco3.2v5*)
615 # The linker does not yet know about weak symbols in COFF,
616 # and is not configured to handle mixed ELF and COFF.
617 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
619 i[[3456789]]86-*-sco*)
620 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
622 i[[3456789]]86-*-solaris2*)
623 noconfigdirs="$noconfigdirs target-libgloss"
625 i[[3456789]]86-*-sysv4*)
626 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
628 i[[3456789]]86-*-beos*)
629 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
632 noconfigdirs="$noconfigdirs ${libgcj}"
634 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
635 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
638 noconfigdirs="$noconfigdirs ${libgcj}"
641 noconfigdirs="$noconfigdirs ${libgcj}"
644 # The EPOC C++ environment does not support exceptions or rtti,
645 # and so building libstdc++-v3 tends not to always work.
646 noconfigdirs="$noconfigdirs target-libstdc++-v3"
649 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
650 unsupported_languages="$unsupported_languages f95 java"
653 noconfigdirs="$noconfigdirs ${libgcj}"
656 noconfigdirs="$noconfigdirs ${libgcj}"
659 noconfigdirs="$noconfigdirs sim"
662 # copied from rs6000-*-* entry
663 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
665 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
666 target_configdirs="$target_configdirs target-winsup"
667 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
668 # always build newlib.
669 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
671 # This is temporary until we can link against shared libraries
672 powerpcle-*-solaris*)
673 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
676 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
679 noconfigdirs="$noconfigdirs ${libgcj}"
681 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
684 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
687 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
690 noconfigdirs="$noconfigdirs gprof ${libgcj}"
693 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
696 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
699 # Linking libjava exceeds command-line length limits on at least
700 # IRIX 6.2, but not on IRIX 6.5.
701 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
703 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
706 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
709 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
712 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
715 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
718 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
721 noconfigdirs="$noconfigdirs gprof ${libgcj}"
724 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
728 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
729 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
730 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
731 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
733 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
736 noconfigdirs="$noconfigdirs ${libgcj}"
739 noconfigdirs="$noconfigdirs ${libgcj}"
742 noconfigdirs="$noconfigdirs ${libgcj}"
745 noconfigdirs="$noconfigdirs ${libgcj}"
746 if test x${is_cross_compiler} != xno ; then
747 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
752 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
753 noconfigdirs="$noconfigdirs ${libgcj}"
755 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
758 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
761 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
764 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
767 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
770 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
773 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
776 noconfigdirs="$noconfigdirs ${libgcj}"
779 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
781 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
782 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
785 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
788 noconfigdirs="$noconfigdirs ${libgcj}"
792 # If we aren't building newlib, then don't build libgloss, since libgloss
793 # depends upon some newlib header files.
794 case "${noconfigdirs}" in
795 *target-libgloss*) ;;
796 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
799 # Work in distributions that contain no compiler tools, like Autoconf.
801 host_makefile_frag=/dev/null
802 if test -d ${srcdir}/config ; then
805 # Avoid "too much defining" errors from HPUX compiler.
806 tentative_cc="cc -Wp,-H256000"
807 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
808 # If it's HP/UX ar, this should be harmless.
812 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
815 #None of the Apollo compilers can compile gas or binutils. The preprocessor
816 # chokes on bfd, the compiler won't let you assign integers to enums, and
817 # other problems. Defining CC to gcc is a questionable way to say "don't use
818 # the apollo compiler" (the preferred version of GCC could be called cc,
819 # or whatever), but I'm not sure leaving CC as cc is any better...
820 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
821 # Used to have BISON=yacc.
825 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
828 # Under CX/UX, we want to tell the compiler to use ANSI mode.
829 tentative_cc="cc -Xa"
830 host_makefile_frag="config/mh-cxux"
835 tentative_cc="cc -Wf,-XNg1000"
836 host_makefile_frag="config/mh-decstation"
839 # The C compiler on NEC MIPS SVR4 needs bigger tables.
840 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
841 host_makefile_frag="config/mh-necv4"
844 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
845 # environment. Also bump switch table size so that cp-parse will
846 # compile. Bump string length limit so linker builds.
847 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
850 host_makefile_frag="config/mh-sysv4"
853 # This is for a MIPS running RISC/os 4.52C.
855 # This is needed for GDB, but needs to be in the top-level make because
856 # if a library is compiled with the bsd headers and gets linked with the
857 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
859 # ptrace(2) apparently has problems in the BSD environment. No workaround is
860 # known except to select the sysv environment. Could we use /proc instead?
861 # These "sysv environments" and "bsd environments" often end up being a pain.
863 # This is not part of CFLAGS because perhaps not all C compilers have this
865 tentative_cc="cc -systype sysv"
870 i[[3456789]]86-*-sysv5*)
871 host_makefile_frag="config/mh-sysv5"
873 i[[3456789]]86-*-dgux*)
874 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
875 host_makefile_frag="config/mh-dgux386"
877 i[[3456789]]86-ncr-sysv4.3*)
878 # The MetaWare compiler will generate a copyright message unless you
879 # turn it off by adding the -Hnocopyr flag.
880 tentative_cc="cc -Hnocopyr"
882 i[[3456789]]86-ncr-sysv4*)
883 # for an NCR 3000 (i486/SVR4) system.
884 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
885 # This compiler not only emits obnoxious copyright messages every time
886 # you run it, but it chokes and dies on a whole bunch of GNU source
887 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
888 tentative_cc="/usr/ccs/ATT/cc"
889 host_makefile_frag="config/mh-ncr3000"
891 i[[3456789]]86-*-sco3.2v5*)
893 i[[3456789]]86-*-sco*)
894 # The native C compiler botches some simple uses of const. Unfortunately,
895 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
896 tentative_cc="cc -Dconst="
897 host_makefile_frag="config/mh-sco"
899 i[[3456789]]86-*-udk*)
900 host_makefile_frag="config/mh-sysv5"
902 i[[3456789]]86-*-solaris2*)
903 host_makefile_frag="config/mh-sysv4"
905 i[[3456789]]86-*-msdosdjgpp*)
906 host_makefile_frag="config/mh-djgpp"
909 host_makefile_frag="config/mh-cygwin"
914 host_makefile_frag="config/mh-interix"
917 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
921 host_makefile_frag="config/mh-solaris"
924 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
925 # without overflowing the jump tables (-J says to use a 32 bit table)
929 tentative_cc="cc -Wp,-H256000"
932 tentative_cc="cc -Wp,-H256000"
935 # /bin/cc is less than useful for our purposes. Always use GCC
936 tentative_cc="/usr/cygnus/progressive/bin/gcc"
937 host_makefile_frag="config/mh-lynxrs6k"
940 host_makefile_frag="config/mh-ppc-darwin"
943 # /bin/cc is less than useful for our purposes. Always use GCC
944 tentative_cc="/bin/gcc"
947 host_makefile_frag="config/mh-sysv4"
949 # This is placed last to prevent interfering with the cases above.
951 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
952 host_makefile_frag="config/mh-x86omitfp"
957 # If we aren't going to be using gcc, see if we can extract a definition
958 # of CC from the fragment.
959 # Actually, use the 'pre-extracted' version above.
960 if test -z "${CC}" && test "${build}" = "${host}" ; then
961 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
964 test -z "$dir" && dir=.
965 if test -f $dir/gcc; then
971 if test -z "${found}" && test -n "${tentative_cc}" ; then
976 if test "${build}" != "${host}" ; then
977 # If we are doing a Canadian Cross, in which the host and build systems
978 # are not the same, we set reasonable default values for the tools.
980 CC=${CC-${host_alias}-gcc}
981 CFLAGS=${CFLAGS-"-g -O2"}
982 CXX=${CXX-${host_alias}-c++}
983 CXXFLAGS=${CXXFLAGS-"-g -O2"}
984 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
985 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
986 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
987 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
988 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
989 BUILD_PREFIX=${build_alias}-
990 BUILD_PREFIX_1=${build_alias}-
993 # Set reasonable default values for some tools even if not Canadian.
994 # Of course, these are different reasonable default values, originally
995 # specified directly in the Makefile.
996 # We don't export, so that autoconf can do its job.
997 # Note that all these settings are above the fragment inclusion point
998 # in Makefile.in, so can still be overridden by fragments.
999 # This is all going to change when we autoconfiscate...
1001 CC_FOR_BUILD="\$(CC)"
1002 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1004 BUILD_PREFIX_1=loser-
1008 # We must set the default linker to the linker used by gcc for the correct
1009 # operation of libtool. If LD is not defined and we are using gcc, try to
1010 # set the LD default to the ld used by gcc.
1011 if test -z "$LD"; then
1012 if test "$GCC" = yes; then
1015 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1017 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1019 case $gcc_prog_ld in
1020 # Accept absolute paths.
1021 [[\\/]* | [A-Za-z]:[\\/]*)]
1022 LD="$gcc_prog_ld" ;;
1028 CFLAGS=${CFLAGS-"-g"}
1029 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1033 ACX_PROG_CMP_IGNORE_INITIAL
1035 # Check for GMP and MPFR
1039 # Specify a location for mpfr
1040 # check for this first so it ends up on the link line before gmp.
1041 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH Specify source directory for MPFR library])
1043 if test "x$with_mpfr_dir" != x; then
1044 gmpinc="-I$with_mpfr_dir"
1045 gmplibs="$with_mpfr_dir/libmpfr.a"
1050 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH Specify directory for installed MPFR library])
1052 if test "x$with_mpfr" != x; then
1053 gmplibs="-L$with_mpfr/lib $gmplibs"
1054 gmpinc="-I$with_mpfr/include"
1057 # Specify a location for gmp
1058 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1060 if test "x$with_gmp_dir" != x; then
1061 gmpinc="$gmpinc -I$with_gmp_dir"
1062 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
1063 gmplibs="$gmplibs $with_gmp_dir/.libs/libgmp.a"
1064 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
1065 gmplibs="$gmplibs $with_gmp_dir/_libs/libgmp.a"
1067 # One of the later tests will catch the error if neither library is present.
1069 gmplibs="$gmplibs -lgmp"
1072 AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1074 if test "x$with_gmp" != x; then
1075 gmplibs="-L$with_gmp/lib $gmplibs"
1076 gmpinc="-I$with_gmp/include $gmpinc"
1079 saved_CFLAGS="$CFLAGS"
1080 CFLAGS="$CFLAGS $gmpinc"
1081 # Check GMP actually works
1082 AC_MSG_CHECKING([for correct version of gmp.h])
1083 AC_TRY_COMPILE([#include "gmp.h"],[
1084 #if __GNU_MP_VERSION < 3
1087 ], [AC_MSG_RESULT([yes])],
1088 [AC_MSG_RESULT([no]); have_gmp=no])
1090 if test x"$have_gmp" = xyes; then
1091 AC_MSG_CHECKING([for MPFR])
1094 LIBS="$LIBS $gmplibs"
1095 AC_TRY_LINK([#include <gmp.h>
1096 #include <mpfr.h>], [mpfr_t n; mpfr_init(n);],
1097 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1099 CFLAGS="$saved_CFLAGS"
1102 # Flags needed for both GMP and/or MPFR
1106 # By default, C is the only stage 1 language.
1108 AC_SUBST(stage1_languages)
1110 # Figure out what language subdirectories are present.
1111 # Look if the user specified --enable-languages="..."; if not, use
1112 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1114 # NB: embedded tabs in this IF block -- do not untabify
1115 if test -d ${srcdir}/gcc; then
1116 if test x"${enable_languages+set}" != xset; then
1117 if test x"${LANGUAGES+set}" = xset; then
1118 enable_languages="${LANGUAGES}"
1119 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1121 enable_languages=all
1124 if test x"${enable_languages}" = x ||
1125 test x"${enable_languages}" = xyes;
1127 echo configure.in: --enable-languages needs at least one language argument 1>&2
1131 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1133 # First scan to see if an enabled language requires some other language.
1134 # We assume that a given config-lang.in will list all the language
1135 # front ends it requires, even if some are required indirectly.
1136 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1137 case ${lang_frag} in
1139 # The odd quoting in the next line works around
1140 # an apparent bug in bash 1.12 on linux.
1141 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1143 # From the config-lang.in, get $language, $lang_requires
1147 for other in ${lang_requires} ; do
1148 case ,${enable_languages}, in
1152 echo " \`$other' language required by \`$language'; enabling" 1>&2
1153 enable_languages="${enable_languages},${other}"
1161 new_enable_languages=c
1162 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1163 potential_languages=c
1165 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1166 case ${lang_frag} in
1168 # The odd quoting in the next line works around
1169 # an apparent bug in bash 1.12 on linux.
1170 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1172 # From the config-lang.in, get $language, $target_libs,
1173 # $lang_dirs, $boot_language, and $build_by_default
1181 potential_languages="${potential_languages},${language}"
1182 # This is quite sensitive to the ordering of the case statement arms.
1183 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1185 echo "${lang_frag} doesn't set \$language." 1>&2
1189 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1192 *,${language},*:*:*:*)
1193 # Language was explicitly selected; include it.
1197 # 'all' was selected, but this is not a default language
1198 # so do not include it.
1202 # 'all' was selected and this is a default language; include it.
1210 # Disable languages that need GMP if it isn't available.
1211 case ,${enable_languages},:${have_gmp}:${need_gmp} in
1212 *,${language},*:no:yes)
1213 # Specifically requested language; tell them.
1214 AC_MSG_ERROR([GMP with MPFR support is required to build $language])
1222 # Disable a language that is unsupported by the target.
1223 case " $unsupported_languages " in
1229 case $add_this_lang in
1231 # Remove language-dependent dirs.
1232 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1235 new_enable_languages="$new_enable_languages,$language"
1236 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1237 case ${boot_language} in
1239 # Add to (comma-separated) list of stage 1 languages.
1240 stage1_languages="${stage1_languages},${language}"
1249 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1250 if test "x$missing_languages" != x; then
1252 The following requested languages could not be built: ${missing_languages}
1253 Recognised languages are: ${potential_languages}])
1256 if test "x$new_enable_languages" != "x$enable_languages"; then
1257 echo The following languages will be built: ${new_enable_languages}
1259 enable_languages="$new_enable_languages"
1260 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
1263 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1264 # $build_configdirs and $target_configdirs.
1265 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1268 for dir in . $skipdirs $noconfigdirs ; do
1269 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1270 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1271 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1272 if test -r $srcdir/$dirname/configure ; then
1273 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1276 notsupp="$notsupp $dir"
1280 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1281 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1282 if test -r $srcdir/$dirname/configure ; then
1283 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1286 notsupp="$notsupp $dir"
1290 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1291 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1292 if test -r $srcdir/$dirname/configure ; then
1293 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1296 notsupp="$notsupp $dir"
1302 # Sometimes the tools are distributed with libiberty but with no other
1303 # libraries. In that case, we don't want to build target-libiberty.
1304 if test -n "${target_configdirs}" ; then
1306 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1307 if test "$i" != "libiberty" ; then
1308 if test -r $srcdir/$i/configure ; then
1314 if test -z "${others}" ; then
1319 # Quietly strip out all directories which aren't configurable in this tree.
1320 # This relies on all configurable subdirectories being autoconfiscated, which
1322 build_configdirs_all="$build_configdirs"
1324 for i in ${build_configdirs_all} ; do
1325 j=`echo $i | sed -e s/build-//g`
1326 if test -f ${srcdir}/$j/configure ; then
1327 build_configdirs="${build_configdirs} $i"
1331 configdirs_all="$configdirs"
1333 for i in ${configdirs_all} ; do
1334 if test -f ${srcdir}/$i/configure ; then
1335 configdirs="${configdirs} $i"
1339 target_configdirs_all="$target_configdirs"
1341 for i in ${target_configdirs_all} ; do
1342 j=`echo $i | sed -e s/target-//g`
1343 if test -f ${srcdir}/$j/configure ; then
1344 target_configdirs="${target_configdirs} $i"
1348 # Produce a warning message for the subdirs we can't configure.
1349 # This isn't especially interesting in the Cygnus tree, but in the individual
1350 # FSF releases, it's important to let people know when their machine isn't
1351 # supported by the one or two programs in a package.
1353 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1354 # If $appdirs is non-empty, at least one of those directories must still
1355 # be configured, or we error out. (E.g., if the gas release supports a
1356 # specified target in some subdirs but not the gas subdir, we shouldn't
1357 # pretend that all is well.)
1358 if test -n "$appdirs" ; then
1359 for dir in $appdirs ; do
1360 if test -r $dir/Makefile.in ; then
1361 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1365 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1371 if test -n "$appdirs" ; then
1372 echo "*** This configuration is not supported by this package." 1>&2
1376 # Okay, some application will build, or we don't care to check. Still
1377 # notify of subdirs not getting built.
1378 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1379 echo " ${notsupp}" 1>&2
1380 echo " (Any other directories should still work fine.)" 1>&2
1390 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1391 # the named directory are copied to $(tooldir)/sys-include.
1392 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1393 if test x${is_cross_compiler} = xno ; then
1394 echo 1>&2 '***' --with-headers is only supported when cross compiling
1397 if test x"${with_headers}" != xyes ; then
1398 case "${exec_prefixoption}" in
1400 *) x=${exec_prefix} ;;
1402 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1406 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1407 # the name directories are copied to $(tooldir)/lib. Multiple directories
1409 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1410 if test x${is_cross_compiler} = xno ; then
1411 echo 1>&2 '***' --with-libs is only supported when cross compiling
1414 if test x"${with_libs}" != xyes ; then
1415 # Copy the libraries in reverse order, so that files in the first named
1416 # library override files in subsequent libraries.
1417 case "${exec_prefixoption}" in
1419 *) x=${exec_prefix} ;;
1421 for l in ${with_libs}; do
1422 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1427 # Handle ${copy_dirs}
1428 set fnord ${copy_dirs}
1430 while test $# != 0 ; do
1431 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1434 echo Copying $1 to $2
1436 # Use the install script to create the directory and all required
1437 # parent directories.
1438 if test -d $2 ; then
1442 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1445 # Copy the directory, assuming we have tar.
1446 # FIXME: Should we use B in the second tar? Not all systems support it.
1447 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1449 # It is the responsibility of the user to correctly adjust all
1450 # symlinks. If somebody can figure out how to handle them correctly
1451 # here, feel free to add the code.
1458 extra_arflags_for_target=
1459 extra_nmflags_for_target=
1460 extra_ranlibflags_for_target=
1461 target_makefile_frag=/dev/null
1464 target_makefile_frag="config/mt-netware"
1466 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1467 target_makefile_frag="config/mt-gnu"
1469 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
1470 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1471 # commands to handle both 32-bit and 64-bit objects. These flags are
1472 # harmless if we're using GNU nm or ar.
1473 extra_arflags_for_target=" -X32_64"
1474 extra_nmflags_for_target=" -B -X32_64"
1477 # ranlib from Darwin requires the -c flag to look at common symbols.
1478 extra_ranlibflags_for_target=" -c"
1480 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
1481 target_makefile_frag="config/mt-wince"
1485 alphaieee_frag=/dev/null
1488 # This just makes sure to use the -mieee option to build target libs.
1489 # This should probably be set individually by each library.
1490 alphaieee_frag="config/mt-alphaieee"
1494 # If --enable-target-optspace always use -Os instead of -O2 to build
1495 # the target libraries, similarly if it is not specified, use -Os
1496 # on selected platforms.
1497 ospace_frag=/dev/null
1498 case "${enable_target_optspace}:${target}" in
1500 ospace_frag="config/mt-ospace"
1503 ospace_frag="config/mt-d30v"
1505 :m32r-* | :d10v-* | :fr30-*)
1506 ospace_frag="config/mt-ospace"
1511 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1515 # Set with_gnu_as and with_gnu_ld as appropriate.
1517 # This is done by determining whether or not the appropriate directory
1518 # is available, and by checking whether or not specific configurations
1519 # have requested that this magic not happen.
1521 # The command line options always override the explicit settings in
1522 # configure.in, and the settings in configure.in override this magic.
1524 # If the default for a toolchain is to use GNU as and ld, and you don't
1525 # want to do that, then you should use the --without-gnu-as and
1526 # --without-gnu-ld options for the configure script.
1528 if test x${use_gnu_as} = x &&
1529 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1531 extra_host_args="$extra_host_args --with-gnu-as"
1534 if test x${use_gnu_ld} = x &&
1535 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1537 extra_host_args="$extra_host_args --with-gnu-ld"
1540 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1541 # can detect this case.
1543 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1545 extra_host_args="$extra_host_args --with-newlib"
1548 # Default to using --with-stabs for certain targets.
1549 if test x${with_stabs} = x ; then
1551 mips*-*-irix[[56]]*)
1553 mips*-*-* | alpha*-*-osf*)
1555 extra_host_args="${extra_host_args} --with-stabs"
1560 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1561 # them automatically.
1564 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
1568 # Some systems (e.g., one of the i386-aix systems the gas testers are
1569 # using) don't handle "\$" correctly, so don't use it here.
1570 tooldir='${exec_prefix}'/${target_alias}
1571 build_tooldir=${tooldir}
1573 # Generate default definitions for YACC, M4, LEX and other programs that run
1574 # on the build machine. These are used if the Makefile can't locate these
1575 # programs in objdir.
1576 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
1577 AC_CHECK_PROGS([CONFIGURED_BISON], [bison], [$MISSING bison])
1578 AC_CHECK_PROGS([CONFIGURED_YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
1579 AC_CHECK_PROGS([CONFIGURED_M4], [gm4 gnum4 m4], [$MISSING m4])
1580 AC_CHECK_PROGS([CONFIGURED_FLEX], [flex], [$MISSING flex])
1581 AC_CHECK_PROGS([CONFIGURED_LEX], [flex lex], [$MISSING flex])
1582 AC_CHECK_PROGS([CONFIGURED_MAKEINFO], makeinfo, [$MISSING makeinfo])
1584 # Create a .gdbinit file which runs the one in srcdir
1585 # and tells GDB to look there for source files.
1587 if test -r ${srcdir}/.gdbinit ; then
1590 *) cat > ./.gdbinit <<EOF
1594 source ${srcdir}/.gdbinit
1600 # Make sure that the compiler is able to generate an executable. If it
1601 # can't, we are probably in trouble. We don't care whether we can run the
1602 # executable--we might be using a cross compiler--we only care whether it
1603 # can be created. At this point the main configure script has set CC.
1605 echo "int main () { return 0; }" > conftest.c
1606 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
1607 if test $? = 0 ; then
1608 if test -s conftest || test -s conftest.exe ; then
1614 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1615 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1622 # The Solaris /usr/ucb/cc compiler does not appear to work.
1624 sparc-sun-solaris2*)
1625 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
1626 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
1628 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1629 if test -d /opt/cygnus/bin ; then
1630 if test "$could_use" = "" ; then
1631 could_use="/opt/cygnus/bin"
1633 could_use="$could_use or /opt/cygnus/bin"
1636 if test "$could_use" = "" ; then
1637 echo "Warning: compilation may fail because you're using"
1638 echo "/usr/ucb/cc. You should change your PATH or CC "
1639 echo "variable and rerun configure."
1641 echo "Warning: compilation may fail because you're using"
1642 echo "/usr/ucb/cc, when you should use the C compiler from"
1643 echo "$could_use. You should change your"
1644 echo "PATH or CC variable and rerun configure."
1651 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1652 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
1653 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1656 # Record target_configdirs and the configure arguments for target and
1657 # build configuration in Makefile.
1658 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
1659 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
1661 # Determine whether gdb needs tk/tcl or not.
1662 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1663 # and in that case we want gdb to be built without tk. Ugh!
1664 # In fact I believe gdb is the *only* package directly dependent on tk,
1665 # so we should be able to put the 'maybe's in unconditionally and
1666 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
1667 # 100% sure that that's safe though.
1669 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
1670 case "$enable_gdbtk" in
1674 GDB_TK="${gdb_tk}" ;;
1676 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1677 # distro. Eventually someone will fix this and move Insight, nee
1678 # gdbtk to a separate directory.
1679 if test -d ${srcdir}/gdb/gdbtk ; then
1687 # Strip out unwanted targets.
1689 # While at that, we remove Makefiles if we were started for recursive
1690 # configuration, so that the top-level Makefile reconfigures them,
1691 # like we used to do when configure itself was recursive.
1693 # Loop over modules. $extrasub must be used with care, limiting as
1694 # much as possible the usage of range addresses. That's because autoconf
1695 # splits the sed script to overcome limits in the number of commands,
1696 # and relying on carefully-timed sed passes may turn out to be very hard
1697 # to maintain later. In this particular case, you just have to be careful
1698 # not to nest @if/@endif pairs, because configure will not warn you at all.
1700 AC_ARG_ENABLE([bootstrap],
1701 [ --enable-bootstrap[=lean] Enable bootstrapping [no]],,
1702 enable_bootstrap=default)
1704 # Issue errors and warnings for invalid/strange bootstrap combinations.
1705 case "$configdirs" in
1706 *gcc*) have_compiler=yes ;;
1707 *) have_compiler=no ;;
1710 case "$have_compiler:$host:$target:$enable_bootstrap" in
1713 # Default behavior. (We'll) enable bootstrap if we have a compiler
1714 # and we are in a native configuration.
1715 yes:$build:$build:default)
1716 # This will become 'yes'
1717 enable_bootstrap=no ;;
1720 enable_bootstrap=no ;;
1722 # We have a compiler and we are in a native configuration, bootstrap is ok
1723 yes:$build:$build:yes | yes:$build:$build:lean)
1726 # Other configurations, but we have a compiler. Assume the user knows
1728 yes:*:*:yes | yes:*:*:lean)
1729 AC_MSG_WARN([trying to bootstrap a cross compiler])
1732 # No compiler: if they passed --enable-bootstrap explicitly, fail
1733 no:*:*:yes | no:*:*:lean)
1734 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
1736 # Fail if wrong command line
1738 AC_MSG_ERROR([invalid option for --enable-bootstrap])
1742 # Adjust the toplevel makefile according to whether bootstrap was selected.
1743 case "$enable_bootstrap" in
1746 default_target=bootstrap
1747 bootstrap_suffix=bootstrap ;;
1750 default_target=bootstrap
1751 bootstrap_suffix=bootstrap ;;
1754 bootstrap_suffix=no-bootstrap ;;
1756 AC_SUBST(bootstrap_lean)
1757 AC_SUBST(default_target)
1759 for module in ${build_configdirs} ; do
1760 if test -z "${no_recursion}" \
1761 && test -f ${build_subdir}/${module}/Makefile; then
1762 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1763 rm -f ${build_subdir}/${module}/Makefile
1766 /^@if build-$module\$/d
1767 /^@endif build-$module\$/d
1768 /^@if build-$module-$bootstrap_suffix\$/d
1769 /^@endif build-$module-$bootstrap_suffix\$/d"
1771 for module in ${configdirs} ; do
1772 if test -z "${no_recursion}" \
1773 && test -f ${module}/Makefile; then
1774 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1775 rm -f ${module}/Makefile
1779 /^@endif $module\$/d
1780 /^@if $module-$bootstrap_suffix\$/d
1781 /^@endif $module-$bootstrap_suffix\$/d"
1783 for module in ${target_configdirs} ; do
1784 if test -z "${no_recursion}" \
1785 && test -f ${target_subdir}/${module}/Makefile; then
1786 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1787 rm -f ${target_subdir}/${module}/Makefile
1790 /^@if target-$module\$/d
1791 /^@endif target-$module\$/d
1792 /^@if target-$module-$bootstrap_suffix\$/d
1793 /^@endif target-$module-$bootstrap_suffix\$/d"
1797 /^@if /,/^@endif /d"
1799 # Create the serialization dependencies. This uses a temporary file.
1801 AC_ARG_ENABLE([serial-configure],
1802 [ --enable-serial-[{host,target,build}-]configure
1803 Force sequential configuration of
1804 sub-packages for the host, target or build
1805 machine, or all sub-packages])
1807 case ${enable_serial_configure} in
1809 enable_serial_build_configure=yes
1810 enable_serial_host_configure=yes
1811 enable_serial_target_configure=yes
1815 # These force 'configure's to be done one at a time, to avoid problems
1816 # with contention over a shared config.cache.
1818 echo '# serdep.tmp' > serdep.tmp
1820 test "x${enable_serial_build_configure}" = xyes &&
1821 for item in ${build_configdirs} ; do
1824 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
1829 test "x${enable_serial_host_configure}" = xyes &&
1830 for item in ${configdirs} ; do
1833 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
1838 test "x${enable_serial_target_configure}" = xyes &&
1839 for item in ${target_configdirs} ; do
1842 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
1846 serialization_dependencies=serdep.tmp
1847 AC_SUBST_FILE(serialization_dependencies)
1849 # Base args. Strip norecursion, cache-file, srcdir, host, build,
1850 # target and nonopt. These are the ones we might not want to pass
1851 # down to subconfigures. Also strip program-prefix, program-suffix,
1852 # and program-transform-name, so that we can pass down a consistent
1853 # program-transform-name. If autoconf has put single quotes around
1854 # any of these arguments (because they contain shell metacharacters)
1855 # then this will fail; in practice this only happens for
1856 # --program-transform-name, so be sure to override --program-transform-name
1857 # at the end of the argument list.
1858 # These will be expanded by make, so quote '$'.
1859 cat <<\EOF_SED > conftestsed
1861 s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1862 s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1863 s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1864 s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1865 s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1866 s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1867 s/ -cache-file[[= ]][[^ ]]*//g
1868 s/ -srcdir[[= ]][[^ ]]*//g
1869 s/ -host[[= ]][[^ ]]*//g
1870 s/ -build[[= ]][[^ ]]*//g
1871 s/ -target[[= ]][[^ ]]*//g
1872 s/ -program-prefix[[= ]][[^ ]]*//g
1873 s/ -program-suffix[[= ]][[^ ]]*//g
1874 s/ -program-transform-name[[= ]][[^ ]]*//g
1875 s/ [[^' -][^ ]*] / /
1879 sed -f conftestsed <<EOF_SED > conftestsed.out
1880 ${ac_configure_args}
1882 baseargs=`cat conftestsed.out`
1883 rm -f conftestsed conftestsed.out
1885 # Add in --program-transform-name, after --program-prefix and
1886 # --program-suffix have been applied to it. Autoconf has already
1887 # doubled dollar signs and backslashes in program_transform_name; we want
1888 # the backslashes un-doubled, and then the entire thing wrapped in single
1889 # quotes, because this will be expanded first by make and then by the shell.
1890 # Also, because we want to override the logic in subdir configure scripts to
1891 # choose program_transform_name, replace any s,x,x, with s,y,y,.
1892 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1893 ${program_transform_name}
1895 gcc_transform_name=`cat conftestsed.out`
1896 rm -f conftestsed.out
1897 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1899 # For the build-side libraries, we just need to pretend we're native,
1900 # and not use the same cache file. Multilibs are neither needed nor
1902 build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} --target=${target_alias} ${baseargs}"
1904 # For host modules, accept cache file option, or specification as blank.
1905 case "${cache_file}" in
1907 cache_file_option="" ;;
1908 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
1909 cache_file_option="--cache-file=${cache_file}" ;;
1911 cache_file_option="--cache-file=../${cache_file}" ;;
1914 # Host dirs don't like to share a cache file either, horribly enough.
1915 # This seems to be due to autoconf 2.5x stupidity.
1916 host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
1918 target_configargs=${baseargs}
1920 # Passing a --with-cross-host argument lets the target libraries know
1921 # whether they are being built with a cross-compiler or being built
1922 # native. However, it would be better to use other mechanisms to make the
1923 # sorts of decisions they want to make on this basis. Please consider
1924 # this option to be deprecated. FIXME.
1925 if test x${is_cross_compiler} = xyes ; then
1926 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
1929 # Default to --enable-multilib.
1930 if test x${enable_multilib} = x ; then
1931 target_configargs="--enable-multilib ${target_configargs}"
1934 # Pass --with-newlib if appropriate. Note that target_configdirs has
1935 # changed from the earlier setting of with_newlib.
1936 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
1937 target_configargs="--with-newlib ${target_configargs}"
1940 # Different target subdirs use different values of certain variables
1941 # (notably CXX). Worse, multilibs use *lots* of different values.
1942 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
1943 # it doesn't automatically accept command-line overrides of them.
1944 # This means it's not safe for target subdirs to share a cache file,
1945 # which is disgusting, but there you have it. Hopefully this can be
1946 # fixed in future. It's still worthwhile to use a cache file for each
1947 # directory. I think.
1949 # Pass the appropriate --build, --host, --target and --cache-file arguments.
1950 # We need to pass --target, as newer autoconf's requires consistency
1951 # for target_alias and gcc doesn't manage it consistently.
1952 target_configargs="--cache-file=./config.cache --build=${build_alias} --host=${target_alias} --target=${target_alias} ${target_configargs}"
1955 case " $target_configdirs " in
1957 case " $target_configargs " in
1958 *" --with-newlib "*)
1961 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 $$s/winsup/w32api/include' ;;
1964 # If we're not building GCC, don't discard standard headers.
1965 if test -d ${srcdir}/gcc; then
1966 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
1968 if test "${build}" != "${host}"; then
1969 # On Canadian crosses, CC_FOR_TARGET will have already been set
1970 # by `configure', so we won't have an opportunity to add -Bgcc/
1971 # to it. This is right: we don't want to search that directory
1972 # for binaries, but we want the header files in there, so add
1974 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
1976 # Someone might think of using the pre-installed headers on
1977 # Canadian crosses, in case the installed compiler is not fully
1978 # compatible with the compiler being built. In this case, it
1979 # would be better to flag an error than risking having
1980 # incompatible object files being constructed. We can't
1981 # guarantee that an error will be flagged, but let's hope the
1982 # compiler will do it, when presented with incompatible header
1987 case "${target}-${is_cross_compiler}" in
1988 i[[3456789]]86-*-linux*-no)
1989 # Here host == target, so we don't need to build gcc,
1990 # so we don't want to discard standard headers.
1991 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
1994 # If we're building newlib, use its generic headers last, but search
1995 # for any libc-related directories first (so make it the last -B
1997 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2005 # Allow the user to override the flags for
2006 # our build compiler if desired.
2007 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2009 # On Canadian crosses, we'll be searching the right directories for
2010 # the previously-installed cross compiler, so don't bother to add
2011 # flags for directories within the install tree of the compiler
2012 # being built; programs in there won't even run.
2013 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2014 # Search for pre-installed headers if nothing else fits.
2015 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2018 if test "x${use_gnu_ld}" = x &&
2019 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2020 # Arrange for us to find uninstalled linker scripts.
2021 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2024 if test "x${CC_FOR_TARGET+set}" = xset; then
2026 elif test -d ${srcdir}/gcc; then
2027 CC_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/'
2028 elif test "$host" = "$target"; then
2029 CC_FOR_TARGET='$(CC)'
2031 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
2033 CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2035 if test "x${GCJ_FOR_TARGET+set}" = xset; then
2037 elif test -d ${srcdir}/gcc; then
2038 GCJ_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/'
2039 elif test "$host" = "$target"; then
2040 GCJ_FOR_TARGET='gcj'
2042 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
2044 GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2046 if test "x${GFORTRAN_FOR_TARGET+set}" = xset; then
2048 elif test -d ${srcdir}/gcc; then
2049 GFORTRAN_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/'
2050 elif test "$host" = "$target"; then
2051 GFORTRAN_FOR_TARGET='gfortran'
2053 GFORTRAN_FOR_TARGET=`echo gfortran | sed "${program_transform_name}"`
2055 case $GFORTRAN_FOR_TARGET in
2056 *' $(FLAGS_FOR_TARGET)') ;;
2057 *) GFORTRAN_FOR_TARGET=$GFORTRAN_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;;
2060 # Don't use libstdc++-v3's flags to configure/build itself.
2061 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'
2062 raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
2064 if test "x${CXX_FOR_TARGET+set}" = xset; then
2065 if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
2066 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2068 elif test -d ${srcdir}/gcc; then
2069 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
2070 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
2071 # default whereas gcc does not.
2072 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
2074 CXX_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ '$libstdcxx_flags
2075 RAW_CXX_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ '$raw_libstdcxx_flags
2076 elif test "$host" = "$target"; then
2077 CXX_FOR_TARGET='$(CXX)'
2078 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2080 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
2081 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2083 CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2084 RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2086 qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2087 qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2089 # We want to defer the evaluation of `cmd`s and shell variables in
2090 # CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
2091 # bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
2092 # quotes, but we still have to duplicate `$'s so that shell variables
2093 # can be expanded by the nested make as shell variables, not as make
2095 qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2096 qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2098 # Wrap CC_FOR_TARGET and friends, for certain types of builds.
2099 CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
2100 GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
2101 GFORTRAN_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GFORTRAN_FOR_TARGET}"
2102 CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
2103 RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
2104 CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
2105 RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
2107 # Makefile fragments.
2108 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2110 eval fragval=\$$frag
2111 if test $fragval != /dev/null; then
2112 eval $frag=${srcdir}/$fragval
2115 AC_SUBST_FILE(host_makefile_frag)
2116 AC_SUBST_FILE(target_makefile_frag)
2117 AC_SUBST_FILE(alphaieee_frag)
2118 AC_SUBST_FILE(ospace_frag)
2120 # Miscellanea: directories, flags, etc.
2121 AC_SUBST(RPATH_ENVVAR)
2122 AC_SUBST(BUILD_PREFIX)
2123 AC_SUBST(BUILD_PREFIX_1)
2125 AC_SUBST(build_tooldir)
2128 # Build module lists & subconfigure args.
2129 AC_SUBST(build_configargs)
2130 AC_SUBST(build_configdirs)
2132 # Host module lists & subconfigure args.
2133 AC_SUBST(host_configargs)
2134 AC_SUBST(configdirs)
2136 # Target module lists & subconfigure args.
2137 AC_SUBST(target_configargs)
2138 AC_SUBST(target_configdirs)
2141 AC_SUBST(CC_FOR_BUILD)
2142 AC_SUBST(config_shell)
2145 NCN_STRICT_CHECK_TOOL(AR, ar)
2146 NCN_STRICT_CHECK_TOOL(AS, as)
2147 NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2148 NCN_STRICT_CHECK_TOOL(LD, ld)
2149 NCN_STRICT_CHECK_TOOL(NM, nm)
2150 NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2151 NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2152 NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2153 NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
2157 AC_SUBST(CFLAGS_FOR_BUILD)
2161 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AR_FOR_TARGET, ar)
2162 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AS_FOR_TARGET, as)
2163 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_DLLTOOL_FOR_TARGET, dlltool)
2164 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_LD_FOR_TARGET, ld)
2165 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_NM_FOR_TARGET, nm)
2166 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_RANLIB_FOR_TARGET, ranlib, :)
2167 NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_WINDRES_FOR_TARGET, windres)
2169 AC_SUBST(GCC_FOR_TARGET)
2170 AC_SUBST(FLAGS_FOR_TARGET)
2171 AC_SUBST(CC_FOR_TARGET)
2172 AC_SUBST(GCJ_FOR_TARGET)
2173 AC_SUBST(GFORTRAN_FOR_TARGET)
2174 AC_SUBST(CXX_FOR_TARGET)
2175 AC_SUBST(RAW_CXX_FOR_TARGET)
2176 AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2177 AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2179 # Fix up target tools.
2180 if test "x${build}" = "x${host}" ; then
2181 # In this case, the newly built tools can and should be used,
2182 # so we override the results of the autoconf tests.
2183 # This should really only happen when the tools are actually being built,
2184 # but that's a further refinement. The new build scheme, where
2185 # tools are built into a structure paralleling where they're installed,
2186 # should also eliminate all of this cleanly.
2187 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2188 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2189 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2190 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2191 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2192 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2193 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
2195 # Just use the ones we found.
2196 AR_FOR_TARGET="\$(CONFIGURED_AR_FOR_TARGET)"
2197 AS_FOR_TARGET="\$(CONFIGURED_AS_FOR_TARGET)"
2198 DLLTOOL_FOR_TARGET="\$(CONFIGURED_DLLTOOL_FOR_TARGET)"
2199 LD_FOR_TARGET="\$(CONFIGURED_LD_FOR_TARGET)"
2200 NM_FOR_TARGET="\$(CONFIGURED_NM_FOR_TARGET)"
2201 RANLIB_FOR_TARGET="\$(CONFIGURED_RANLIB_FOR_TARGET)"
2202 WINDRES_FOR_TARGET="\$(CONFIGURED_WINDRES_FOR_TARGET)"
2204 AC_SUBST(AR_FOR_TARGET)
2205 AC_SUBST(AS_FOR_TARGET)
2206 AC_SUBST(DLLTOOL_FOR_TARGET)
2207 AC_SUBST(LD_FOR_TARGET)
2208 AC_SUBST(NM_FOR_TARGET)
2209 AC_SUBST(RANLIB_FOR_TARGET)
2210 AC_SUBST(WINDRES_FOR_TARGET)
2212 # Certain tools may need extra flags.
2213 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2214 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2215 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2217 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2218 AC_ARG_ENABLE(maintainer-mode,
2219 [ --enable-maintainer-mode enable make rules and dependencies not useful
2220 (and sometimes confusing) to the casual installer],
2221 USE_MAINTAINER_MODE=$enableval,
2222 USE_MAINTAINER_MODE=no)
2223 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2224 AC_SUBST(MAINTAINER_MODE_TRUE)
2225 AC_SUBST(MAINTAINER_MODE_FALSE)
2226 if test "$USE_MAINTAINER_MODE" = yes; then
2227 MAINTAINER_MODE_TRUE=
2228 MAINTAINER_MODE_FALSE='#'
2230 MAINTAINER_MODE_TRUE='#'
2231 MAINTAINER_MODE_FALSE=
2233 MAINT=$MAINTAINER_MODE_TRUE
2236 # ---------------------
2237 # GCC bootstrap support
2238 # ---------------------
2240 # Stage specific cflags for build.
2245 yes) stage1_cflags="-g -Wa,-J" ;;
2246 *) stage1_cflags="-g -J" ;;
2249 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2250 # sources; use -no-cpp-precomp to get to GNU cpp.
2251 # Apple's GCC has bugs in designated initializer handling, so disable
2253 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2256 AC_SUBST(stage1_cflags)
2258 # It makes debugging easier if we create as symlinks the stage directories
2259 # gcc for stageN-gcc and stagePREV-gcc for stage(N-1). In case this is not
2260 # possible, however, we can resort to mv.
2261 AC_CACHE_CHECK([if symbolic links between directories work],
2262 [gcc_cv_prog_ln_s_dir],
2263 [if test "${LN_S}" = "ln -s" \
2264 && mkdir confdir.s1 \
2265 && ln -s confdir.s1 confdir.s2 \
2266 && echo timestamp1 > confdir.s1/conftest.1 \
2267 && cmp confdir.s1/conftest.1 confdir.s2/conftest.1 \
2268 && echo timestamp2 > confdir.s2/conftest.2 \
2269 && cmp confdir.s1/conftest.2 confdir.s1/conftest.2 \
2270 && rm -f confdir.s2; then
2271 gcc_cv_prog_ln_s_dir=yes
2273 gcc_cv_prog_ln_s_dir=no
2275 rm -rf confdir.s1 confdir.s2])
2277 case ${gcc_cv_prog_ln_s_dir} in
2279 CREATE_LINK_TO_DIR='ln -s $$1 $$2'
2280 UNDO_LINK_TO_DIR='rm -f $$1' ;;
2282 CREATE_LINK_TO_DIR='mv $$1 $$2'
2283 UNDO_LINK_TO_DIR='mv $$1 $$2' ;;
2285 AC_SUBST(CREATE_LINK_TO_DIR)
2286 AC_SUBST(UNDO_LINK_TO_DIR)
2288 # Enable -Werror in bootstrap stage2 and later.
2289 # Change the default to "no" on release branches.
2290 AC_ARG_ENABLE(werror,
2291 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2292 [enable_werror=yes])
2293 case ${enable_werror} in
2294 yes) stage2_werror_flag="--enable-werror-always" ;;
2295 *) stage2_werror_flag="" ;;
2297 AC_SUBST(stage2_werror_flag)