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Makefile.def: Add MPC support and dependencies.
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1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2 # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation,
3 # Inc.
4 #
5 # This file is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 3 of the License, or
8 # (at your option) any later version.
9 #
10 # This program is distributed in the hope that it will be useful, but
11 # WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # General Public License for more details.
14 #
15 # You should have received a copy of the GNU General Public License
16 # along with this program; see the file COPYING3. If not see
17 # <http://www.gnu.org/licenses/>.
18
19 ##############################################################################
20 ### WARNING: this file contains embedded tabs. Do not run untabify on this file.
21
22 m4_include(config/acx.m4)
23 m4_include(config/override.m4)
24 m4_include(config/proginstall.m4)
25
26 AC_INIT(move-if-change)
27 AC_PREREQ(2.59)
28
29 progname=$0
30 # if PWD already has a value, it is probably wrong.
31 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
32
33 # Export original configure arguments for use by sub-configures.
34 # Quote arguments with shell meta charatcers.
35 TOPLEVEL_CONFIGURE_ARGUMENTS=
36 set -- "$progname" "$@"
37 for ac_arg
38 do
39 case "$ac_arg" in
40 *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
41 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
42 # if the argument is of the form -foo=baz, quote the baz part only
43 ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
44 *) ;;
45 esac
46 # Add the quoted argument to the list.
47 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
48 done
49 if test "$silent" = yes; then
50 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
51 fi
52 # Remove the initial space we just introduced and, as these will be
53 # expanded by make, quote '$'.
54 TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
55 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
56
57 # Find the build, host, and target systems.
58 ACX_NONCANONICAL_BUILD
59 ACX_NONCANONICAL_HOST
60 ACX_NONCANONICAL_TARGET
61
62 dnl Autoconf 2.5x and later will set a default program prefix if
63 dnl --target was used, even if it was the same as --host. Disable
64 dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
65 dnl to take effect.
66 test "$host_noncanonical" = "$target_noncanonical" &&
67 test "$program_prefix$program_suffix$program_transform_name" = \
68 NONENONEs,x,x, &&
69 program_transform_name=s,y,y,
70
71 AC_CANONICAL_SYSTEM
72 AC_ARG_PROGRAM
73
74 m4_pattern_allow([^AS_FOR_TARGET$])dnl
75 m4_pattern_allow([^AS_FOR_BUILD$])dnl
76
77 # Get 'install' or 'install-sh' and its variants.
78 AC_PROG_INSTALL
79 ACX_PROG_LN
80 AC_PROG_LN_S
81
82 ### we might need to use some other shell than /bin/sh for running subshells
83 ### If we are on Windows, search for the shell. This will permit people
84 ### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
85 ### without also having to set CONFIG_SHELL. This code will work when
86 ### using bash, which sets OSTYPE.
87 case "${OSTYPE}" in
88 *win32*)
89 if test x${CONFIG_SHELL} = x ; then
90 if test ! -f /bin/sh ; then
91 if test x${SHELL} != x && test -f ${SHELL} ; then
92 CONFIG_SHELL=${SHELL}
93 export CONFIG_SHELL
94 else
95 for prog in sh sh.exe bash bash.exe; do
96 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
97 for dir in $PATH; do
98 test -z "$dir" && dir=.
99 if test -f $dir/$prog; then
100 CONFIG_SHELL=$dir/$prog
101 export CONFIG_SHELL
102 break
103 fi
104 done
105 IFS="$save_ifs"
106 test -n "${CONFIG_SHELL}" && break
107 done
108 fi
109 fi
110 fi
111 ;;
112 esac
113
114 config_shell=${CONFIG_SHELL-/bin/sh}
115
116 moveifchange=${srcdir}/move-if-change
117
118 srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
119
120 # We pass INSTALL explicitly to sub-makes. Make sure that it is not
121 # a relative path.
122 if test "$INSTALL" = "${srcdir}/install-sh -c"; then
123 INSTALL="${srcpwd}/install-sh -c"
124 fi
125
126 # Set srcdir to "." if that's what it is.
127 # This is important for multilib support.
128 pwd=`${PWDCMD-pwd}`
129 if test "${pwd}" = "${srcpwd}" ; then
130 srcdir=.
131 fi
132
133 topsrcdir=$srcpwd
134
135 extra_host_args=
136
137 ### To add a new directory to the tree, first choose whether it is a target
138 ### or a host dependent tool. Then put it into the appropriate list
139 ### (library or tools, host or target), doing a dependency sort.
140
141 # Subdirs will be configured in the order listed in build_configdirs,
142 # configdirs, or target_configdirs; see the serialization section below.
143
144 # Dependency sorting is only needed when *configuration* must be done in
145 # a particular order. In all cases a dependency should be specified in
146 # the Makefile, whether or not it's implicitly specified here.
147
148 # Double entries in build_configdirs, configdirs, or target_configdirs may
149 # cause circular dependencies and break everything horribly.
150
151 # these library is used by various programs built for the build
152 # environment
153 #
154 build_libs="build-libiberty"
155
156 # these tools are built for the build environment
157 build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
158
159 # these libraries are used by various programs built for the host environment
160 #
161 host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libiconv"
162
163 # these tools are built for the host environment
164 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
165 # know that we are building the simulator.
166 # binutils, gas and ld appear in that order because it makes sense to run
167 # "make check" in that particular order.
168 # If --enable-gold is used, "gold" will replace "ld".
169 host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
170
171 # libgcj represents the runtime libraries only used by gcj.
172 libgcj="target-libffi \
173 target-zlib \
174 target-qthreads \
175 target-libjava"
176
177 # these libraries are built for the target environment, and are built after
178 # the host libraries and the host tools (which may be a cross compiler)
179 #
180 target_libraries="target-libgcc \
181 target-libiberty \
182 target-libgloss \
183 target-newlib \
184 target-libgomp \
185 target-libstdc++-v3 \
186 target-libmudflap \
187 target-libssp \
188 target-libgfortran \
189 target-boehm-gc \
190 ${libgcj} \
191 target-libobjc \
192 target-libada"
193
194 # these tools are built using the target libraries, and are intended to
195 # run only in the target environment
196 #
197 # note: any program that *uses* libraries that are in the "target_libraries"
198 # list belongs in this list. those programs are also very likely
199 # candidates for the "native_only" list which follows
200 #
201 target_tools="target-examples target-groff target-gperf target-rda"
202
203 ################################################################################
204
205 ## All tools belong in one of the four categories, and are assigned above
206 ## We assign ${configdirs} this way to remove all embedded newlines. This
207 ## is important because configure will choke if they ever get through.
208 ## ${configdirs} is directories we build using the host tools.
209 ## ${target_configdirs} is directories we build using the target tools.
210 configdirs=`echo ${host_libs} ${host_tools}`
211 target_configdirs=`echo ${target_libraries} ${target_tools}`
212 build_configdirs=`echo ${build_libs} ${build_tools}`
213
214 m4_divert_text([PARSE_ARGS],
215 [ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
216 ])
217
218 ################################################################################
219
220 srcname="gnu development package"
221
222 # This gets set non-empty for some net releases of packages.
223 appdirs=""
224
225 # Define is_cross_compiler to save on calls to 'test'.
226 is_cross_compiler=
227 if test x"${host}" = x"${target}" ; then
228 is_cross_compiler=no
229 else
230 is_cross_compiler=yes
231 fi
232
233 # Find the build and target subdir names.
234 GCC_TOPLEV_SUBDIRS
235
236 # Skipdirs are removed silently.
237 skipdirs=
238 # Noconfigdirs are removed loudly.
239 noconfigdirs=""
240
241 use_gnu_ld=
242 # Make sure we don't let GNU ld be added if we didn't want it.
243 if test x$with_gnu_ld = xno ; then
244 use_gnu_ld=no
245 noconfigdirs="$noconfigdirs ld gold"
246 fi
247
248 use_gnu_as=
249 # Make sure we don't let GNU as be added if we didn't want it.
250 if test x$with_gnu_as = xno ; then
251 use_gnu_as=no
252 noconfigdirs="$noconfigdirs gas"
253 fi
254
255 # some tools are so dependent upon X11 that if we're not building with X,
256 # it's not even worth trying to configure, much less build, that tool.
257
258 case ${with_x} in
259 yes | "") ;; # the default value for this tree is that X11 is available
260 no)
261 skipdirs="${skipdirs} tk itcl libgui"
262 # We won't be able to build gdbtk without X.
263 enable_gdbtk=no
264 ;;
265 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
266 esac
267
268 # Some tools are only suitable for building in a "native" situation.
269 # Remove these if host!=target.
270 native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
271
272 # Similarly, some are only suitable for cross toolchains.
273 # Remove these if host=target.
274 cross_only="target-libgloss target-newlib target-opcodes"
275
276 case $is_cross_compiler in
277 no) skipdirs="${skipdirs} ${cross_only}" ;;
278 yes) skipdirs="${skipdirs} ${native_only}" ;;
279 esac
280
281 # If both --with-headers and --with-libs are specified, default to
282 # --without-newlib.
283 if test x"${with_headers}" != x && test x"${with_headers}" != xno \
284 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
285 if test x"${with_newlib}" = x ; then
286 with_newlib=no
287 fi
288 fi
289
290 # Recognize --with-newlib/--without-newlib.
291 case ${with_newlib} in
292 no) skipdirs="${skipdirs} target-newlib" ;;
293 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
294 esac
295
296 # Handle --enable-gold.
297
298 AC_ARG_ENABLE(gold,
299 [ --enable-gold use gold instead of ld],
300 ENABLE_GOLD=$enableval,
301 ENABLE_GOLD=no)
302 if test "${ENABLE_GOLD}" = "yes"; then
303 # Check for ELF target.
304 is_elf=no
305 case "${target}" in
306 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
307 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
308 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2*)
309 case "${target}" in
310 *-*-linux*aout* | *-*-linux*oldld*)
311 ;;
312 *)
313 is_elf=yes
314 ;;
315 esac
316 esac
317
318 if test "$is_elf" = "yes"; then
319 # Check for target supported by gold.
320 case "${target}" in
321 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-*)
322 configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
323 ;;
324 esac
325 fi
326 fi
327
328 # Configure extra directories which are host specific
329
330 case "${host}" in
331 *-cygwin*)
332 configdirs="$configdirs libtermcap" ;;
333 esac
334
335 # A target can indicate whether a language isn't supported for some reason.
336 # Only spaces may be used in this macro; not newlines or tabs.
337 unsupported_languages=
338
339 # Remove more programs from consideration, based on the host or
340 # target this usually means that a port of the program doesn't
341 # exist yet.
342
343 case "${host}" in
344 hppa*64*-*-*)
345 noconfigdirs="$noconfigdirs byacc"
346 ;;
347 i[[3456789]]86-*-vsta)
348 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
349 ;;
350 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
351 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
352 ;;
353 x86_64-*-mingw*)
354 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
355 ;;
356 i[[3456789]]86-*-mingw32*)
357 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
358 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
359 ;;
360 i[[3456789]]86-*-beos*)
361 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
362 ;;
363 *-*-cygwin*)
364 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
365 ;;
366 *-*-netbsd*)
367 noconfigdirs="$noconfigdirs rcs"
368 ;;
369 ppc*-*-pe)
370 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
371 ;;
372 powerpc-*-beos*)
373 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
374 ;;
375 esac
376
377
378 AC_ARG_ENABLE(libada,
379 [ --enable-libada build libada directory],
380 ENABLE_LIBADA=$enableval,
381 ENABLE_LIBADA=yes)
382 if test "${ENABLE_LIBADA}" != "yes" ; then
383 noconfigdirs="$noconfigdirs gnattools"
384 fi
385
386 AC_ARG_ENABLE(libssp,
387 [ --enable-libssp build libssp directory],
388 ENABLE_LIBSSP=$enableval,
389 ENABLE_LIBSSP=yes)
390
391 # Save it here so that, even in case of --enable-libgcj, if the Java
392 # front-end isn't enabled, we still get libgcj disabled.
393 libgcj_saved=$libgcj
394 case $enable_libgcj in
395 yes)
396 # If we reset it here, it won't get added to noconfigdirs in the
397 # target-specific build rules, so it will be forcibly enabled
398 # (unless the Java language itself isn't enabled).
399 libgcj=
400 ;;
401 no)
402 # Make sure we get it printed in the list of not supported target libs.
403 noconfigdirs="$noconfigdirs ${libgcj}"
404 ;;
405 esac
406
407
408 # Disable libmudflap on some systems.
409 if test x$enable_libmudflap = x ; then
410 case "${target}" in
411 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
412 # Enable libmudflap by default in GNU and friends.
413 ;;
414 *-*-freebsd*)
415 # Enable libmudflap by default in FreeBSD.
416 ;;
417 *)
418 # Disable it by default everywhere else.
419 noconfigdirs="$noconfigdirs target-libmudflap"
420 ;;
421 esac
422 fi
423
424 # Disable libgomp on non POSIX hosted systems.
425 if test x$enable_libgomp = x ; then
426 # Enable libgomp by default on hosted POSIX systems.
427 case "${target}" in
428 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
429 ;;
430 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
431 ;;
432 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
433 ;;
434 *-*-darwin* | *-*-aix*)
435 ;;
436 *)
437 noconfigdirs="$noconfigdirs target-libgomp"
438 ;;
439 esac
440 fi
441
442 # Default libgloss CPU subdirectory.
443 libgloss_dir="$target_cpu"
444
445 case "${target}" in
446 *-*-chorusos)
447 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
448 ;;
449 powerpc-*-darwin*)
450 noconfigdirs="$noconfigdirs ld gas gdb gprof"
451 noconfigdirs="$noconfigdirs sim target-rda"
452 ;;
453 i[[3456789]]86-*-darwin* | x86_64-*-darwin[[912]]*)
454 noconfigdirs="$noconfigdirs ld gas gprof"
455 noconfigdirs="$noconfigdirs sim target-rda"
456 ;;
457 *-*-darwin*)
458 noconfigdirs="$noconfigdirs ld gas gdb gprof"
459 noconfigdirs="$noconfigdirs sim target-rda"
460 noconfigdirs="$noconfigdirs ${libgcj}"
461 ;;
462 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
463 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
464 ;;
465 *-*-freebsd*)
466 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
467 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
468 && test -f /usr/local/include/gmp.h; then
469 with_gmp=/usr/local
470 fi
471
472 # Skip some stuff that's unsupported on some FreeBSD configurations.
473 case "${target}" in
474 i*86-*-*) ;;
475 alpha*-*-*) ;;
476 *)
477 noconfigdirs="$noconfigdirs ${libgcj}"
478 ;;
479 esac
480 ;;
481 *-*-kaos*)
482 # Remove unsupported stuff on all kaOS configurations.
483 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
484 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
485 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
486 noconfigdirs="$noconfigdirs target-libgloss"
487 ;;
488 *-*-netbsd*)
489 # Skip some stuff on all NetBSD configurations.
490 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
491
492 # Skip some stuff that's unsupported on some NetBSD configurations.
493 case "${target}" in
494 i*86-*-netbsdelf*) ;;
495 arm*-*-netbsdelf*) ;;
496 *)
497 noconfigdirs="$noconfigdirs ${libgcj}"
498 ;;
499 esac
500 ;;
501 *-*-netware*)
502 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
503 ;;
504 *-*-rtems*)
505 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
506 ;;
507 # The tpf target doesn't support gdb yet.
508 *-*-tpf*)
509 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
510 ;;
511 *-*-uclinux*)
512 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
513 ;;
514 *-*-vxworks*)
515 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
516 ;;
517 alpha*-dec-osf*)
518 # ld works, but does not support shared libraries.
519 # newlib is not 64 bit ready. I'm not sure about fileutils.
520 # gas doesn't generate exception information.
521 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
522 ;;
523 alpha*-*-*vms*)
524 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
525 ;;
526 alpha*-*-linux*)
527 # newlib is not 64 bit ready
528 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
529 ;;
530 alpha*-*-*)
531 # newlib is not 64 bit ready
532 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
533 ;;
534 am33_2.0-*-linux*)
535 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
536 ;;
537 sh-*-linux*)
538 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
539 ;;
540 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
541 noconfigdirs="$noconfigdirs ${libgcj}"
542 noconfigdirs="$noconfigdirs target-examples"
543 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
544 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
545 noconfigdirs="$noconfigdirs expect dejagnu"
546 # the C++ libraries don't build on top of CE's C libraries
547 noconfigdirs="$noconfigdirs target-libstdc++-v3"
548 noconfigdirs="$noconfigdirs target-newlib"
549 case "${host}" in
550 *-*-cygwin*) ;; # keep gdb and readline
551 *) noconfigdirs="$noconfigdirs gdb readline"
552 ;;
553 esac
554 libgloss_dir=wince
555 ;;
556 arc-*-*)
557 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
558 ;;
559 arm-semi-aof )
560 ;;
561 arm-*-coff | strongarm-*-coff | xscale-*-coff)
562 noconfigdirs="$noconfigdirs ${libgcj}"
563 libgloss_dir=arm
564 ;;
565 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
566 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
567 libgloss_dir=arm
568 ;;
569 arm*-*-linux-gnueabi)
570 noconfigdirs="$noconfigdirs target-qthreads"
571 case ${with_newlib} in
572 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
573 esac
574 libgloss_dir=arm
575 ;;
576 arm*-*-symbianelf*)
577 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
578 libgloss_dir=arm
579 ;;
580 arm-*-pe*)
581 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
582 ;;
583 thumb-*-coff)
584 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
585 ;;
586 thumb-*-elf)
587 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
588 ;;
589 thumb-*-pe)
590 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
591 ;;
592 arm-*-riscix*)
593 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
594 ;;
595 avr-*-*)
596 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
597 ;;
598 bfin-*-*)
599 noconfigdirs="$noconfigdirs gdb"
600 if test x${is_cross_compiler} != xno ; then
601 target_configdirs="${target_configdirs} target-bsp target-cygmon"
602 fi
603 ;;
604 c4x-*-* | tic4x-*-*)
605 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
606 ;;
607 c54x*-*-* | tic54x-*-*)
608 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
609 ;;
610 cr16-*-*)
611 noconfigdirs="$noconfigdirs ${libgcj} gdb"
612 ;;
613 cris-*-* | crisv32-*-*)
614 unsupported_languages="$unsupported_languages java"
615 case "${target}" in
616 *-*-aout)
617 unsupported_languages="$unsupported_languages fortran"
618 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
619 *-*-elf)
620 noconfigdirs="$noconfigdirs target-boehm-gc";;
621 *-*-linux*)
622 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
623 *)
624 unsupported_languages="$unsupported_languages fortran"
625 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
626 esac
627 libgloss_dir=cris
628 ;;
629 crx-*-*)
630 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
631 ;;
632 d10v-*-*)
633 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
634 ;;
635 d30v-*-*)
636 noconfigdirs="$noconfigdirs ${libgcj} gdb"
637 ;;
638 ep9312-*-elf | ep9312-*-coff)
639 libgloss_dir=arm
640 ;;
641 fr30-*-elf*)
642 noconfigdirs="$noconfigdirs ${libgcj} gdb"
643 ;;
644 frv-*-*)
645 noconfigdirs="$noconfigdirs ${libgcj}"
646 ;;
647 moxie-*-*)
648 noconfigdirs="$noconfigdirs ${libgcj}"
649 noconfigdirs="$noconfigdirs gprof"
650 ;;
651 h8300*-*-*)
652 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
653 ;;
654 h8500-*-*)
655 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
656 ;;
657 hppa1.1-*-osf* | hppa1.1-*-bsd* )
658 ;;
659 hppa*64*-*-linux* | parisc*64*-*-linux*)
660 # In this case, it's because the hppa64-linux target is for
661 # the kernel only at this point and has no libc, and thus no
662 # headers, crt*.o, etc., all of which are needed by these.
663 noconfigdirs="$noconfigdirs target-zlib"
664 ;;
665 parisc*-*-linux* | hppa*-*-linux*)
666 ;;
667 hppa*-*-*elf* | \
668 hppa*-*-lites* | \
669 hppa*-*-openbsd* | \
670 hppa*64*-*-*)
671 noconfigdirs="$noconfigdirs ${libgcj}"
672 ;;
673 hppa*-hp-hpux11*)
674 noconfigdirs="$noconfigdirs ld shellutils"
675 ;;
676 hppa*-*-pro*)
677 libgloss_dir=pa
678 ;;
679 hppa*-*-*)
680 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
681 # build on HP-UX 10.20.
682 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
683 ;;
684 i960-*-*)
685 noconfigdirs="$noconfigdirs ${libgcj} gdb"
686 ;;
687 ia64*-*-elf*)
688 # No gdb support yet.
689 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
690 ;;
691 ia64*-**-hpux*)
692 # No gdb or ld support yet.
693 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
694 ;;
695 ia64*-*-*vms*)
696 # No gdb or ld support yet.
697 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
698 ;;
699 i370-*-opened*)
700 ;;
701 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
702 noconfigdirs="$noconfigdirs ${libgcj}"
703 libgloss_dir=i386
704 ;;
705 i[[3456789]]86-*-linux*)
706 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
707 # not build java stuff by default.
708 case "${target}" in
709 *-*-*libc1*)
710 noconfigdirs="$noconfigdirs ${libgcj}";;
711 esac
712
713 # This section makes it possible to build newlib natively on linux.
714 # If we are using a cross compiler then don't configure newlib.
715 if test x${is_cross_compiler} != xno ; then
716 noconfigdirs="$noconfigdirs target-newlib"
717 fi
718 noconfigdirs="$noconfigdirs target-libgloss"
719 # If we are not using a cross compiler, do configure newlib.
720 # Note however, that newlib will only be configured in this situation
721 # if the --with-newlib option has been given, because otherwise
722 # 'target-newlib' will appear in skipdirs.
723 ;;
724 i[[3456789]]86-*-mingw32*)
725 target_configdirs="$target_configdirs target-winsup"
726 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
727 ;;
728 x86_64-*-mingw*)
729 target_configdirs="$target_configdirs target-winsup"
730 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
731 ;;
732 *-*-cygwin*)
733 target_configdirs="$target_configdirs target-libtermcap target-winsup"
734 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
735 # always build newlib if winsup directory is present.
736 if test -d "$srcdir/winsup/cygwin"; then
737 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
738 elif test -d "$srcdir/newlib"; then
739 echo "Warning: winsup/cygwin is missing so newlib can't be built."
740 fi
741 ;;
742 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
743 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
744 ;;
745 i[[3456789]]86-*-pe)
746 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
747 ;;
748 i[[3456789]]86-*-sco3.2v5*)
749 # The linker does not yet know about weak symbols in COFF,
750 # and is not configured to handle mixed ELF and COFF.
751 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
752 ;;
753 i[[3456789]]86-*-sco*)
754 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
755 ;;
756 i[[3456789]]86-*-solaris2*)
757 noconfigdirs="$noconfigdirs target-libgloss"
758 ;;
759 i[[3456789]]86-*-sysv4*)
760 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
761 ;;
762 i[[3456789]]86-*-beos*)
763 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
764 ;;
765 i[[3456789]]86-*-rdos*)
766 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
767 ;;
768 m32r-*-*)
769 noconfigdirs="$noconfigdirs ${libgcj}"
770 ;;
771 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
772 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
773 libgloss_dir=m68hc11
774 ;;
775 m68k-*-elf*)
776 noconfigdirs="$noconfigdirs ${libgcj}"
777 ;;
778 m68k-*-coff*)
779 noconfigdirs="$noconfigdirs ${libgcj}"
780 ;;
781 m68*-*-* | fido-*-*)
782 libgloss_dir=m68k
783 ;;
784 mcore-*-pe*)
785 # The EPOC C++ environment does not support exceptions or rtti,
786 # and so building libstdc++-v3 tends not to always work.
787 noconfigdirs="$noconfigdirs target-libstdc++-v3"
788 ;;
789 mmix-*-*)
790 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
791 unsupported_languages="$unsupported_languages fortran java"
792 ;;
793 mn10200-*-*)
794 noconfigdirs="$noconfigdirs ${libgcj}"
795 ;;
796 mn10300-*-*)
797 noconfigdirs="$noconfigdirs ${libgcj}"
798 ;;
799 mt-*-*)
800 noconfigdirs="$noconfigdirs sim"
801 ;;
802 powerpc-*-aix*)
803 # copied from rs6000-*-* entry
804 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
805 ;;
806 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
807 target_configdirs="$target_configdirs target-winsup"
808 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
809 # always build newlib.
810 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
811 ;;
812 # This is temporary until we can link against shared libraries
813 powerpcle-*-solaris*)
814 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
815 libgloss_dir=rs6000
816 ;;
817 powerpc-*-beos*)
818 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
819 ;;
820 powerpc-*-eabi)
821 noconfigdirs="$noconfigdirs ${libgcj}"
822 libgloss_dir=rs6000
823 ;;
824 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
825 libgloss_dir=rs6000
826 ;;
827 rs6000-*-lynxos*)
828 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
829 ;;
830 rs6000-*-aix*)
831 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
832 ;;
833 rs6000-*-*)
834 noconfigdirs="$noconfigdirs gprof ${libgcj}"
835 ;;
836 m68k-apollo-*)
837 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
838 ;;
839 mips*-sde-elf*)
840 skipdirs="$skipdirs target-libiberty"
841 noconfigdirs="$noconfigdirs ${libgcj}"
842 if test x$with_newlib = xyes; then
843 noconfigdirs="$noconfigdirs gprof"
844 fi
845 libgloss_dir=mips
846 ;;
847 mips*-*-irix5*)
848 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
849 ;;
850 mips*-*-irix6*)
851 # Linking libjava exceeds command-line length limits on at least
852 # IRIX 6.2, but not on IRIX 6.5.
853 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
854 # <oldham@codesourcery.com>
855 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
856 ;;
857 mips*-*-bsd*)
858 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
859 ;;
860 mips*-*-linux*)
861 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
862 ;;
863 mips*-*-*)
864 noconfigdirs="$noconfigdirs gprof ${libgcj}"
865 libgloss_dir=mips
866 ;;
867 romp-*-*)
868 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
869 ;;
870 sh-*-* | sh64-*-*)
871 case "${host}" in
872 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
873 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
874 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
875 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
876 esac
877 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
878 ;;
879 sparclet-*-aout* | sparc86x-*-*)
880 libgloss_dir=sparc
881 ;;
882 sparc-*-elf*)
883 noconfigdirs="$noconfigdirs ${libgcj}"
884 ;;
885 sparc64-*-elf*)
886 noconfigdirs="$noconfigdirs ${libgcj}"
887 libgloss_dir=sparc
888 ;;
889 sparclite-*-*)
890 noconfigdirs="$noconfigdirs ${libgcj}"
891 libgloss_dir=sparc
892 ;;
893 sparc-*-sunos4*)
894 noconfigdirs="$noconfigdirs ${libgcj}"
895 if test x${is_cross_compiler} != xno ; then
896 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
897 else
898 use_gnu_ld=no
899 fi
900 ;;
901 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
902 noconfigdirs="$noconfigdirs ${libgcj}"
903 ;;
904 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
905 ;;
906 v810-*-*)
907 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
908 ;;
909 v850-*-*)
910 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
911 ;;
912 v850e-*-*)
913 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
914 ;;
915 v850ea-*-*)
916 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
917 ;;
918 vax-*-vms)
919 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
920 ;;
921 vax-*-*)
922 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
923 ;;
924 xtensa*-*-*)
925 noconfigdirs="$noconfigdirs ${libgcj}"
926 ;;
927 ip2k-*-*)
928 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
929 ;;
930 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
931 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
932 ;;
933 *-*-lynxos*)
934 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
935 ;;
936 *-*-*)
937 noconfigdirs="$noconfigdirs ${libgcj}"
938 ;;
939 esac
940
941 # If we aren't building newlib, then don't build libgloss, since libgloss
942 # depends upon some newlib header files.
943 case "${noconfigdirs}" in
944 *target-libgloss*) ;;
945 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
946 esac
947
948 # Work in distributions that contain no compiler tools, like Autoconf.
949 tentative_cc=""
950 host_makefile_frag=/dev/null
951 if test -d ${srcdir}/config ; then
952 case "${host}" in
953 m68k-hp-hpux*)
954 # Avoid "too much defining" errors from HPUX compiler.
955 tentative_cc="cc -Wp,-H256000"
956 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
957 # If it's HP/UX ar, this should be harmless.
958 RANLIB="ar ts"
959 ;;
960 m68k-apollo-sysv*)
961 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
962 ;;
963 m68k-apollo-bsd*)
964 #None of the Apollo compilers can compile gas or binutils. The preprocessor
965 # chokes on bfd, the compiler won't let you assign integers to enums, and
966 # other problems. Defining CC to gcc is a questionable way to say "don't use
967 # the apollo compiler" (the preferred version of GCC could be called cc,
968 # or whatever), but I'm not sure leaving CC as cc is any better...
969 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
970 # Used to have BISON=yacc.
971 tentative_cc=gcc
972 ;;
973 m88k-dg-dgux*)
974 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
975 ;;
976 m88k-harris-cxux*)
977 # Under CX/UX, we want to tell the compiler to use ANSI mode.
978 tentative_cc="cc -Xa"
979 host_makefile_frag="config/mh-cxux"
980 ;;
981 m88k-motorola-sysv*)
982 ;;
983 mips*-dec-ultrix*)
984 tentative_cc="cc -Wf,-XNg1000"
985 host_makefile_frag="config/mh-decstation"
986 ;;
987 mips*-nec-sysv4*)
988 # The C compiler on NEC MIPS SVR4 needs bigger tables.
989 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
990 host_makefile_frag="config/mh-necv4"
991 ;;
992 mips*-sgi-irix4*)
993 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
994 # environment. Also bump switch table size so that cp-parse will
995 # compile. Bump string length limit so linker builds.
996 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
997 ;;
998 mips*-*-sysv4*)
999 host_makefile_frag="config/mh-sysv4"
1000 ;;
1001 mips*-*-sysv*)
1002 # This is for a MIPS running RISC/os 4.52C.
1003
1004 # This is needed for GDB, but needs to be in the top-level make because
1005 # if a library is compiled with the bsd headers and gets linked with the
1006 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1007 # a different size).
1008 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1009 # known except to select the sysv environment. Could we use /proc instead?
1010 # These "sysv environments" and "bsd environments" often end up being a pain.
1011 #
1012 # This is not part of CFLAGS because perhaps not all C compilers have this
1013 # option.
1014 tentative_cc="cc -systype sysv"
1015 ;;
1016 i370-ibm-opened*)
1017 tentative_cc="c89"
1018 ;;
1019 i[[3456789]]86-*-sysv5*)
1020 host_makefile_frag="config/mh-sysv5"
1021 ;;
1022 i[[3456789]]86-*-dgux*)
1023 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1024 host_makefile_frag="config/mh-dgux386"
1025 ;;
1026 i[[3456789]]86-ncr-sysv4.3*)
1027 # The MetaWare compiler will generate a copyright message unless you
1028 # turn it off by adding the -Hnocopyr flag.
1029 tentative_cc="cc -Hnocopyr"
1030 ;;
1031 i[[3456789]]86-ncr-sysv4*)
1032 # for an NCR 3000 (i486/SVR4) system.
1033 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1034 # This compiler not only emits obnoxious copyright messages every time
1035 # you run it, but it chokes and dies on a whole bunch of GNU source
1036 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1037 tentative_cc="/usr/ccs/ATT/cc"
1038 host_makefile_frag="config/mh-ncr3000"
1039 ;;
1040 i[[3456789]]86-*-sco3.2v5*)
1041 ;;
1042 i[[3456789]]86-*-sco*)
1043 # The native C compiler botches some simple uses of const. Unfortunately,
1044 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1045 tentative_cc="cc -Dconst="
1046 host_makefile_frag="config/mh-sco"
1047 ;;
1048 i[[3456789]]86-*-udk*)
1049 host_makefile_frag="config/mh-sysv5"
1050 ;;
1051 i[[3456789]]86-*-solaris2*)
1052 host_makefile_frag="config/mh-sysv4"
1053 ;;
1054 i[[3456789]]86-*-msdosdjgpp*)
1055 host_makefile_frag="config/mh-djgpp"
1056 ;;
1057 *-cygwin*)
1058 ACX_CHECK_CYGWIN_CAT_WORKS
1059 host_makefile_frag="config/mh-cygwin"
1060 ;;
1061 *-mingw*)
1062 host_makefile_frag="config/mh-mingw"
1063 ;;
1064 *-interix*)
1065 host_makefile_frag="config/mh-interix"
1066 ;;
1067 vax-*-ultrix2*)
1068 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1069 tentative_cc=gcc
1070 ;;
1071 *-*-solaris2*)
1072 host_makefile_frag="config/mh-solaris"
1073 ;;
1074 m68k-sun-sunos*)
1075 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1076 # without overflowing the jump tables (-J says to use a 32 bit table)
1077 tentative_cc="cc -J"
1078 ;;
1079 hppa*-hp-hpux10*)
1080 tentative_cc="cc -Wp,-H256000"
1081 host_makefile_frag="config/mh-pa-hpux10"
1082 ;;
1083 hppa*-hp-hpux* | hppa*-*-hiux*)
1084 tentative_cc="cc -Wp,-H256000"
1085 host_makefile_frag="config/mh-pa"
1086 ;;
1087 hppa*-*)
1088 host_makefile_frag="config/mh-pa"
1089 ;;
1090 *-hp-hpux* | *-*-hiux*)
1091 tentative_cc="cc -Wp,-H256000"
1092 ;;
1093 rs6000-*-lynxos*)
1094 # /bin/cc is less than useful for our purposes. Always use GCC
1095 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1096 host_makefile_frag="config/mh-lynxrs6k"
1097 ;;
1098 powerpc-*-darwin*)
1099 host_makefile_frag="config/mh-ppc-darwin"
1100 ;;
1101 powerpc-*-aix*)
1102 host_makefile_frag="config/mh-ppc-aix"
1103 ;;
1104 rs6000-*-aix*)
1105 host_makefile_frag="config/mh-ppc-aix"
1106 ;;
1107 *-*-lynxos*)
1108 # /bin/cc is less than useful for our purposes. Always use GCC
1109 tentative_cc="/bin/gcc"
1110 ;;
1111 *-*-sysv4*)
1112 host_makefile_frag="config/mh-sysv4"
1113 ;;
1114 # This is placed last to prevent interfering with the cases above.
1115 i[[3456789]]86-*-*)
1116 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1117 host_makefile_frag="config/mh-x86omitfp"
1118 ;;
1119 esac
1120 fi
1121
1122 # If we aren't going to be using gcc, see if we can extract a definition
1123 # of CC from the fragment.
1124 # Actually, use the 'pre-extracted' version above.
1125 if test -z "${CC}" && test "${build}" = "${host}" ; then
1126 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1127 found=
1128 for dir in $PATH; do
1129 test -z "$dir" && dir=.
1130 if test -f $dir/gcc; then
1131 found=yes
1132 break
1133 fi
1134 done
1135 IFS="$save_ifs"
1136 if test -z "${found}" && test -n "${tentative_cc}" ; then
1137 CC=$tentative_cc
1138 fi
1139 fi
1140
1141 if test "${build}" != "${host}" ; then
1142 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1143 AS_FOR_BUILD=${AS_FOR_BUILD-as}
1144 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
1145 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1146 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1147 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1148 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1149 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1150 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1151 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1152 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1153 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
1154 else
1155 AR_FOR_BUILD="\$(AR)"
1156 AS_FOR_BUILD="\$(AS)"
1157 CC_FOR_BUILD="\$(CC)"
1158 CXX_FOR_BUILD="\$(CXX)"
1159 GCJ_FOR_BUILD="\$(GCJ)"
1160 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1161 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1162 LD_FOR_BUILD="\$(LD)"
1163 NM_FOR_BUILD="\$(NM)"
1164 RANLIB_FOR_BUILD="\$(RANLIB)"
1165 WINDRES_FOR_BUILD="\$(WINDRES)"
1166 WINDMC_FOR_BUILD="\$(WINDMC)"
1167 fi
1168
1169 AC_PROG_CC
1170 AC_PROG_CXX
1171
1172 # We must set the default linker to the linker used by gcc for the correct
1173 # operation of libtool. If LD is not defined and we are using gcc, try to
1174 # set the LD default to the ld used by gcc.
1175 if test -z "$LD"; then
1176 if test "$GCC" = yes; then
1177 case $build in
1178 *-*-mingw*)
1179 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1180 *)
1181 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1182 esac
1183 case $gcc_prog_ld in
1184 # Accept absolute paths.
1185 [[\\/]* | [A-Za-z]:[\\/]*)]
1186 LD="$gcc_prog_ld" ;;
1187 esac
1188 fi
1189 fi
1190
1191 ACX_PROG_GNAT
1192 ACX_PROG_CMP_IGNORE_INITIAL
1193
1194 # Check for GMP, MPFR and MPC
1195 gmplibs="-lmpfr -lgmp"
1196 gmpinc=
1197 have_gmp=no
1198 mpclibs=
1199 mpcinc=
1200 have_mpc=no
1201
1202 # Specify a location for mpc
1203 # check for this first so it ends up on the link line before mpfr.
1204 AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1205 Equivalent to --with-mpc-include=PATH/include
1206 plus --with-mpc-lib=PATH/lib])
1207 AC_ARG_WITH(mpc_include, [ --with-mpc-include=PATH
1208 specify directory for installed MPC include files])
1209 AC_ARG_WITH(mpc_lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1210
1211 if test "x$with_mpc" != x; then
1212 mpclibs="-L$with_mpc/lib -lmpc"
1213 mpcinc="-I$with_mpc/include $mpcinc"
1214 fi
1215 if test "x$with_mpc_include" != x; then
1216 mpcinc="-I$with_mpc_include $mpcinc"
1217 fi
1218 if test "x$with_mpc_lib" != x; then
1219 mpclibs="-L$with_mpc_lib -lmpc"
1220 fi
1221 if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
1222 mpclibs='-L$$r/$(HOST_SUBDIR)/mpc/src/.libs -L$$r/$(HOST_SUBDIR)/mpc/src/_libs -lmpc'
1223 mpcinc='-I$$s/mpc/src '"$mpcinc"
1224 # Do not test the mpc version. Assume that it is sufficient, since
1225 # it is in the source tree, and the library has not been built yet
1226 # but it would be included on the link line in the version check below
1227 # hence making the test fail.
1228 have_mpc=yes
1229 fi
1230
1231 # Specify a location for mpfr
1232 # check for this first so it ends up on the link line before gmp.
1233 AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
1234 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1235 Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
1236
1237 AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
1238 Equivalent to --with-mpfr-include=PATH/include
1239 plus --with-mpfr-lib=PATH/lib])
1240 AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
1241 specify directory for installed MPFR include files])
1242 AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
1243
1244 if test "x$with_mpfr" != x; then
1245 gmplibs="-L$with_mpfr/lib $gmplibs"
1246 gmpinc="-I$with_mpfr/include"
1247 fi
1248 if test "x$with_mpfr_include" != x; then
1249 gmpinc="-I$with_mpfr_include"
1250 fi
1251 if test "x$with_mpfr_lib" != x; then
1252 gmplibs="-L$with_mpfr_lib $gmplibs"
1253 fi
1254 if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
1255 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/.libs -L$$r/$(HOST_SUBDIR)/mpfr/_libs '"$gmplibs"
1256 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
1257 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr'
1258 # Do not test the mpfr version. Assume that it is sufficient, since
1259 # it is in the source tree, and the library has not been built yet
1260 # but it would be included on the link line in the version check below
1261 # hence making the test fail.
1262 have_gmp=yes
1263 fi
1264
1265 # Specify a location for gmp
1266 AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
1267 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1268 Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1269
1270 AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
1271 Equivalent to --with-gmp-include=PATH/include
1272 plus --with-gmp-lib=PATH/lib])
1273 AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1274 AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
1275
1276
1277 if test "x$with_gmp" != x; then
1278 gmplibs="-L$with_gmp/lib $gmplibs"
1279 gmpinc="-I$with_gmp/include $gmpinc"
1280 fi
1281 if test "x$with_gmp_include" != x; then
1282 gmpinc="-I$with_gmp_include $gmpinc"
1283 fi
1284 if test "x$with_gmp_lib" != x; then
1285 gmplibs="-L$with_gmp_lib $gmplibs"
1286 fi
1287 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
1288 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/.libs -L$$r/$(HOST_SUBDIR)/gmp/_libs '"$gmplibs"
1289 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
1290 extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
1291 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp'
1292 # Do not test the gmp version. Assume that it is sufficient, since
1293 # it is in the source tree, and the library has not been built yet
1294 # but it would be included on the link line in the version check below
1295 # hence making the test fail.
1296 have_gmp=yes
1297 fi
1298
1299 if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
1300 have_gmp=yes
1301 saved_CFLAGS="$CFLAGS"
1302 CFLAGS="$CFLAGS $gmpinc"
1303 # Check GMP actually works
1304 AC_MSG_CHECKING([for correct version of gmp.h])
1305 AC_TRY_COMPILE([#include "gmp.h"],[
1306 #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 2)
1307 choke me
1308 #endif
1309 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1310
1311 # If we have GMP, check the MPFR version.
1312 if test x"$have_gmp" = xyes; then
1313 dnl MPFR 2.3.1 is acceptable, but MPFR 2.3.2 is better.
1314 AC_MSG_CHECKING([for correct version of mpfr.h])
1315 AC_TRY_COMPILE([#include <gmp.h>
1316 #include <mpfr.h>],[
1317 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
1318 choke me
1319 #endif
1320 ], AC_TRY_COMPILE([#include <gmp.h>
1321 #include <mpfr.h>],[
1322 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,2)
1323 choke me
1324 #endif
1325 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])]),
1326 [AC_MSG_RESULT([no]); have_gmp=no])
1327 fi
1328
1329 # Check for the MPC header version.
1330 if test x"$have_mpc" != xyes ; then
1331 CFLAGS="$CFLAGS $mpcinc"
1332 AC_MSG_CHECKING([for the correct version of mpc.h])
1333 AC_TRY_COMPILE([#include <mpc.h>],[
1334 #if MPC_VERSION < MPC_VERSION_NUM (0,6,0)
1335 choke me
1336 #endif
1337 ], [AC_MSG_RESULT([yes]); have_mpc=maybe],
1338 [AC_MSG_RESULT([no]); have_mpc=no; mpclibs= ; mpcinc= ])
1339 fi
1340
1341 # Now check the MPFR library.
1342 if test x"$have_gmp" = xyes; then
1343 saved_LIBS="$LIBS"
1344 LIBS="$LIBS $gmplibs"
1345 AC_MSG_CHECKING([for the correct version of the gmp/mpfr libraries])
1346 AC_TRY_LINK([#include <gmp.h>
1347 #include <mpfr.h>],[
1348 mpfr_t n;
1349 mpfr_t x;
1350 int t;
1351 mpfr_init (n);
1352 mpfr_init (x);
1353 mpfr_atan2 (n, n, x, GMP_RNDN);
1354 mpfr_erfc (n, x, GMP_RNDN);
1355 mpfr_subnormalize (x, t, GMP_RNDN);
1356 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1357 LIBS="$saved_LIBS"
1358 fi
1359
1360 if test x"$have_mpc" = xmaybe; then
1361 saved_LIBS="$LIBS"
1362 LIBS="$LIBS $mpclibs $gmplibs"
1363 AC_MSG_CHECKING([for the correct version of the mpc library])
1364 AC_TRY_LINK([#include <mpc.h>],[
1365 mpc_t n;
1366 mpc_init2 (n, 53);
1367 mpc_set_ui_ui (n, 1, 1, MPC_RNDNN);
1368 mpc_sin (n, n, MPC_RNDNN);
1369 mpc_cos (n, n, MPC_RNDNN);
1370 mpc_tan (n, n, MPC_RNDNN);
1371 mpc_sinh (n, n, MPC_RNDNN);
1372 mpc_cosh (n, n, MPC_RNDNN);
1373 mpc_tanh (n, n, MPC_RNDNN);
1374 mpc_exp (n, n, MPC_RNDNN);
1375 mpc_log (n, n, MPC_RNDNN);
1376 mpc_sqrt (n, n, MPC_RNDNN);
1377 mpc_proj (n, n, MPC_RNDNN);
1378 mpc_neg (n, n, MPC_RNDNN);
1379 mpc_sqr (n, n, MPC_RNDNN);
1380 mpc_clear (n);
1381 ], [AC_MSG_RESULT([yes]); have_mpc=yes],
1382 [AC_MSG_RESULT([no]); have_mpc=no; mpclibs= ; mpcinc= ])
1383 LIBS="$saved_LIBS"
1384 fi
1385
1386 CFLAGS="$saved_CFLAGS"
1387
1388 if test x$have_gmp != xyes; then
1389 AC_MSG_ERROR([Building GCC requires GMP 4.2+ and MPFR 2.3.2+.
1390 Try the --with-gmp and/or --with-mpfr options to specify their locations.
1391 Copies of these libraries' source code can be found at their respective
1392 hosting sites as well as at ftp://gcc.gnu.org/pub/gcc/infrastructure/.
1393 See also http://gcc.gnu.org/install/prerequisites.html for additional info.
1394 If you obtained GMP and/or MPFR from a vendor distribution package, make
1395 sure that you have installed both the libraries and the header files.
1396 They may be located in separate packages.])
1397 fi
1398 fi
1399
1400 gmpinc="$mpcinc $gmpinc"
1401 gmplibs="$mpclibs $gmplibs"
1402
1403 # Flags needed for both GMP, MPFR and/or MPC.
1404 AC_SUBST(gmplibs)
1405 AC_SUBST(gmpinc)
1406 AC_SUBST(extra_mpfr_configure_flags)
1407 AC_SUBST(extra_mpc_gmp_configure_flags)
1408 AC_SUBST(extra_mpc_mpfr_configure_flags)
1409
1410 # Allow host libstdc++ to be specified for static linking with PPL.
1411 AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1412 when linking with PPL])
1413
1414 case $with_host_libstdcxx in
1415 no|yes)
1416 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1417 ;;
1418 esac
1419
1420 # Check for PPL
1421 ppl_major_version=0
1422 ppl_minor_version=10
1423 ppllibs=" -lppl_c -lppl -lgmpxx $with_host_libstdcxx "
1424 pplinc=
1425
1426 AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1427 Equivalent to --with-ppl-include=PATH/include
1428 plus --with-ppl-lib=PATH/lib],, with_ppl=no)
1429 AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1430 AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1431
1432 case $with_ppl in
1433 no)
1434 ppllibs=
1435 ;;
1436 *)
1437 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx $with_host_libstdcxx"
1438 pplinc="-I$with_ppl/include $pplinc"
1439 LIBS="$ppllibs $LIBS"
1440 ;;
1441 esac
1442 if test "x$with_ppl_include" != x; then
1443 pplinc="-I$with_ppl_include $pplinc"
1444 fi
1445 if test "x$with_ppl_lib" != x; then
1446 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx $with_host_libstdcxx"
1447 LIBS="$ppllibs $LIBS"
1448 fi
1449 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
1450 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/.libs -L$$r/$(HOST_SUBDIR)/ppl/_libs -lppl_c -lppl -lgmpxx '"$with_host_libstdcxx "
1451 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/include -I$$s/ppl/include '
1452 LIBS="$ppllibs $LIBS"
1453 fi
1454
1455 AC_ARG_ENABLE(ppl-version-check,
1456 [ --disable-ppl-version-check disable check for PPL version],
1457 ENABLE_PPL_CHECK=$enableval,
1458 ENABLE_PPL_CHECK=yes)
1459
1460 if test "${ENABLE_PPL_CHECK}" = "yes"; then
1461 saved_CFLAGS="$CFLAGS"
1462 CFLAGS="$CFLAGS $pplinc $gmpinc"
1463 AC_MSG_CHECKING([for version $ppl_major_version.$ppl_minor_version of PPL])
1464 AC_TRY_COMPILE([#include "ppl_c.h"],[
1465 #if PPL_VERSION_MAJOR != $ppl_major_version || PPL_VERSION_MINOR != $ppl_minor_version
1466 choke me
1467 #endif
1468 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ])
1469 CFLAGS="$saved_CFLAGS"
1470 fi
1471
1472 # Flags needed for PPL
1473 AC_SUBST(ppllibs)
1474 AC_SUBST(pplinc)
1475
1476
1477 # Check for CLOOG
1478 clooglibs=" -lcloog "
1479 clooginc=" -DCLOOG_PPL_BACKEND "
1480
1481 AC_ARG_WITH(cloog, [ --with-cloog=PATH Specify prefix directory for the installed CLooG-PPL package
1482 Equivalent to --with-cloog-include=PATH/include
1483 plus --with-cloog-lib=PATH/lib],, with_cloog=no)
1484 AC_ARG_WITH(cloog_include, [ --with-cloog-include=PATH Specify directory for installed CLooG include files])
1485 AC_ARG_WITH(cloog_lib, [ --with-cloog-lib=PATH Specify the directory for the installed CLooG library])
1486
1487 case $with_cloog in
1488 no)
1489 clooglibs=
1490 clooginc=
1491 ;;
1492 *)
1493 clooglibs="-L$with_cloog/lib -lcloog"
1494 clooginc="-I$with_cloog/include -DCLOOG_PPL_BACKEND "
1495 LIBS="$clooglibs $LIBS"
1496 ;;
1497 esac
1498 if test "x$with_cloog_include" != x; then
1499 clooginc="-I$with_cloog_include -DCLOOG_PPL_BACKEND "
1500 fi
1501 if test "x$with_cloog_lib" != x; then
1502 clooglibs="-L$with_cloog_lib -lcloog"
1503 LIBS="$clooglibs $LIBS"
1504 fi
1505 if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
1506 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/.libs -L$$r/$(HOST_SUBDIR)/cloog/_libs -lcloog '
1507 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
1508 LIBS="$clooglibs $LIBS"
1509 fi
1510
1511 AC_ARG_ENABLE(cloog-version-check,
1512 [ --disable-cloog-version-check disable check for CLooG version],
1513 ENABLE_CLOOG_CHECK=$enableval,
1514 ENABLE_CLOOG_CHECK=yes)
1515
1516 if test "${ENABLE_CLOOG_CHECK}" = "yes"; then
1517 saved_CFLAGS="$CFLAGS"
1518 CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
1519 AC_MSG_CHECKING([for correct version of CLooG])
1520 AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1521 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15
1522 choke me
1523 #endif
1524 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
1525 CFLAGS="$saved_CFLAGS"
1526 fi
1527
1528 # Flags needed for CLOOG
1529 AC_SUBST(clooglibs)
1530 AC_SUBST(clooginc)
1531
1532
1533 # By default, C is the only stage 1 language.
1534 stage1_languages=,c,
1535
1536 # Figure out what language subdirectories are present.
1537 # Look if the user specified --enable-languages="..."; if not, use
1538 # the environment variable $LANGUAGES if defined. $LANGUAGES might
1539 # go away some day.
1540 # NB: embedded tabs in this IF block -- do not untabify
1541 if test -d ${srcdir}/gcc; then
1542 if test x"${enable_languages+set}" != xset; then
1543 if test x"${LANGUAGES+set}" = xset; then
1544 enable_languages="${LANGUAGES}"
1545 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1546 else
1547 enable_languages=all
1548 fi
1549 else
1550 if test x"${enable_languages}" = x ||
1551 test x"${enable_languages}" = xyes;
1552 then
1553 echo configure.in: --enable-languages needs at least one language argument 1>&2
1554 exit 1
1555 fi
1556 fi
1557 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1558
1559 # 'f95' is the old name for the 'fortran' language. We issue a warning
1560 # and make the substitution.
1561 case ,${enable_languages}, in
1562 *,f95,*)
1563 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1564 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1565 ;;
1566 esac
1567
1568 # First scan to see if an enabled language requires some other language.
1569 # We assume that a given config-lang.in will list all the language
1570 # front ends it requires, even if some are required indirectly.
1571 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1572 case ${lang_frag} in
1573 ..) ;;
1574 # The odd quoting in the next line works around
1575 # an apparent bug in bash 1.12 on linux.
1576 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1577 *)
1578 # From the config-lang.in, get $language, $lang_requires
1579 language=
1580 lang_requires=
1581 . ${lang_frag}
1582 for other in ${lang_requires} ; do
1583 case ,${enable_languages}, in
1584 *,$other,*) ;;
1585 *,all,*) ;;
1586 *,$language,*)
1587 echo " \`$other' language required by \`$language'; enabling" 1>&2
1588 enable_languages="${enable_languages},${other}"
1589 ;;
1590 esac
1591 done
1592 ;;
1593 esac
1594 done
1595
1596 new_enable_languages=,c,
1597 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
1598 potential_languages=,c,
1599
1600 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1601 case ${lang_frag} in
1602 ..) ;;
1603 # The odd quoting in the next line works around
1604 # an apparent bug in bash 1.12 on linux.
1605 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1606 *)
1607 # From the config-lang.in, get $language, $target_libs,
1608 # $lang_dirs, $boot_language, and $build_by_default
1609 language=
1610 target_libs=
1611 lang_dirs=
1612 subdir_requires=
1613 boot_language=no
1614 build_by_default=yes
1615 . ${lang_frag}
1616 if test x${language} = x; then
1617 echo "${lang_frag} doesn't set \$language." 1>&2
1618 exit 1
1619 fi
1620
1621 case ,${enable_languages}, in
1622 *,${language},*)
1623 # Language was explicitly selected; include it.
1624 add_this_lang=yes
1625 ;;
1626 *,all,*)
1627 # 'all' was selected, select it if it is a default language
1628 add_this_lang=${build_by_default}
1629 ;;
1630 *)
1631 add_this_lang=no
1632 ;;
1633 esac
1634
1635 # Disable languages that need other directories if these aren't available.
1636 for i in $subdir_requires; do
1637 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1638 case ,${enable_languages}, in
1639 *,${language},*)
1640 # Specifically requested language; tell them.
1641 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1642 ;;
1643 *)
1644 # Silently disable.
1645 add_this_lang=unsupported
1646 ;;
1647 esac
1648 done
1649
1650 # Disable Ada if no preexisting GNAT is available.
1651 case ,${enable_languages},:${language}:${have_gnat} in
1652 *,${language},*:ada:no)
1653 # Specifically requested language; tell them.
1654 AC_MSG_ERROR([GNAT is required to build $language])
1655 ;;
1656 *:ada:no)
1657 # Silently disable.
1658 add_this_lang=unsupported
1659 ;;
1660 esac
1661
1662 # Disable a language that is unsupported by the target.
1663 case " $unsupported_languages " in
1664 *" $language "*)
1665 add_this_lang=unsupported
1666 ;;
1667 esac
1668
1669 case $add_this_lang in
1670 unsupported)
1671 # Remove language-dependent dirs.
1672 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1673 ;;
1674 no)
1675 # Remove language-dependent dirs; still show language as supported.
1676 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1677 potential_languages="${potential_languages}${language},"
1678 ;;
1679 yes)
1680 new_enable_languages="${new_enable_languages}${language},"
1681 potential_languages="${potential_languages}${language},"
1682 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1683 case ${boot_language} in
1684 yes)
1685 # Add to (comma-separated) list of stage 1 languages.
1686 stage1_languages="${stage1_languages}${language},"
1687 ;;
1688 esac
1689 ;;
1690 esac
1691 ;;
1692 esac
1693 done
1694
1695 AC_ARG_ENABLE(stage1-languages,
1696 [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
1697 stage1. Mostly useful for compiler development.],
1698 [case ,${enable_stage1_languages}, in
1699 ,no,|,,)
1700 # Set it to something that will have no effect in the loop below
1701 enable_stage1_languages=c ;;
1702 ,yes,)
1703 enable_stage1_languages=`echo $new_enable_languages | \
1704 sed -e "s/^,//" -e "s/,$//" ` ;;
1705 *,all,*)
1706 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1707 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1708 esac
1709
1710 # Add "good" languages from enable_stage1_languages to stage1_languages,
1711 # while "bad" languages go in missing_languages. Leave no duplicates.
1712 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1713 case $potential_languages in
1714 *,$i,*)
1715 case $stage1_languages in
1716 *,$i,*) ;;
1717 *) stage1_languages="$stage1_languages$i," ;;
1718 esac ;;
1719 *)
1720 case $missing_languages in
1721 *,$i,*) ;;
1722 *) missing_languages="$missing_languages$i," ;;
1723 esac ;;
1724 esac
1725 done])
1726
1727 # Remove leading/trailing commas that were added for simplicity
1728 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
1729 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
1730 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1731 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1732
1733 if test "x$missing_languages" != x; then
1734 AC_MSG_ERROR([
1735 The following requested languages could not be built: ${missing_languages}
1736 Supported languages are: ${potential_languages}])
1737 fi
1738 if test "x$new_enable_languages" != "x$enable_languages"; then
1739 echo The following languages will be built: ${new_enable_languages}
1740 enable_languages="$new_enable_languages"
1741 fi
1742
1743 AC_SUBST(stage1_languages)
1744 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
1745 fi
1746
1747 # Handle --disable-<component> generically.
1748 for dir in $configdirs $build_configdirs $target_configdirs ; do
1749 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1750 varname=`echo $dirname | sed -e s/+/_/g`
1751 if eval test x\${enable_${varname}} "=" xno ; then
1752 noconfigdirs="$noconfigdirs $dir"
1753 fi
1754 done
1755
1756 # Check for Boehm's garbage collector
1757 AC_ARG_ENABLE(objc-gc,
1758 [ --enable-objc-gc enable use of Boehm's garbage collector with the
1759 GNU Objective-C runtime],
1760 [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1761 *,objc,*:*:yes:*target-boehm-gc*)
1762 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
1763 ;;
1764 esac])
1765
1766 # Make sure we only build Boehm's garbage collector if required.
1767 case ,${enable_languages},:${enable_objc_gc} in
1768 *,objc,*:yes)
1769 # Keep target-boehm-gc if requested for Objective-C.
1770 ;;
1771 *)
1772 # Otherwise remove target-boehm-gc depending on target-libjava.
1773 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
1774 noconfigdirs="$noconfigdirs target-boehm-gc"
1775 fi
1776 ;;
1777 esac
1778
1779 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1780 # $build_configdirs and $target_configdirs.
1781 # If we have the source for $noconfigdirs entries, add them to $notsupp.
1782
1783 notsupp=""
1784 for dir in . $skipdirs $noconfigdirs ; do
1785 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
1786 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1787 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1788 if test -r $srcdir/$dirname/configure ; then
1789 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1790 true
1791 else
1792 notsupp="$notsupp $dir"
1793 fi
1794 fi
1795 fi
1796 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1797 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1798 if test -r $srcdir/$dirname/configure ; then
1799 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1800 true
1801 else
1802 notsupp="$notsupp $dir"
1803 fi
1804 fi
1805 fi
1806 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1807 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1808 if test -r $srcdir/$dirname/configure ; then
1809 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1810 true
1811 else
1812 notsupp="$notsupp $dir"
1813 fi
1814 fi
1815 fi
1816 done
1817
1818 # Sometimes the tools are distributed with libiberty but with no other
1819 # libraries. In that case, we don't want to build target-libiberty.
1820 # Don't let libgcc imply libiberty either.
1821 if test -n "${target_configdirs}" ; then
1822 libgcc=
1823 others=
1824 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1825 if test "$i" = "libgcc"; then
1826 libgcc=target-libgcc
1827 elif test "$i" != "libiberty" ; then
1828 if test -r $srcdir/$i/configure ; then
1829 others=yes;
1830 break;
1831 fi
1832 fi
1833 done
1834 if test -z "${others}" ; then
1835 target_configdirs=$libgcc
1836 fi
1837 fi
1838
1839 # Quietly strip out all directories which aren't configurable in this tree.
1840 # This relies on all configurable subdirectories being autoconfiscated, which
1841 # is now the case.
1842 build_configdirs_all="$build_configdirs"
1843 build_configdirs=
1844 for i in ${build_configdirs_all} ; do
1845 j=`echo $i | sed -e s/build-//g`
1846 if test -f ${srcdir}/$j/configure ; then
1847 build_configdirs="${build_configdirs} $i"
1848 fi
1849 done
1850
1851 configdirs_all="$configdirs"
1852 configdirs=
1853 for i in ${configdirs_all} ; do
1854 if test -f ${srcdir}/$i/configure ; then
1855 configdirs="${configdirs} $i"
1856 fi
1857 done
1858
1859 target_configdirs_all="$target_configdirs"
1860 target_configdirs=
1861 for i in ${target_configdirs_all} ; do
1862 j=`echo $i | sed -e s/target-//g`
1863 if test -f ${srcdir}/$j/configure ; then
1864 target_configdirs="${target_configdirs} $i"
1865 fi
1866 done
1867
1868 # Produce a warning message for the subdirs we can't configure.
1869 # This isn't especially interesting in the Cygnus tree, but in the individual
1870 # FSF releases, it's important to let people know when their machine isn't
1871 # supported by the one or two programs in a package.
1872
1873 if test -n "${notsupp}" && test -z "${norecursion}" ; then
1874 # If $appdirs is non-empty, at least one of those directories must still
1875 # be configured, or we error out. (E.g., if the gas release supports a
1876 # specified target in some subdirs but not the gas subdir, we shouldn't
1877 # pretend that all is well.)
1878 if test -n "$appdirs" ; then
1879 for dir in $appdirs ; do
1880 if test -r $dir/Makefile.in ; then
1881 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1882 appdirs=""
1883 break
1884 fi
1885 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
1886 appdirs=""
1887 break
1888 fi
1889 fi
1890 done
1891 if test -n "$appdirs" ; then
1892 echo "*** This configuration is not supported by this package." 1>&2
1893 exit 1
1894 fi
1895 fi
1896 # Okay, some application will build, or we don't care to check. Still
1897 # notify of subdirs not getting built.
1898 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1899 echo " ${notsupp}" 1>&2
1900 echo " (Any other directories should still work fine.)" 1>&2
1901 fi
1902
1903 case "$host" in
1904 *msdosdjgpp*)
1905 enable_gdbtk=no ;;
1906 esac
1907
1908 # To find our prefix, in gcc_cv_tool_prefix.
1909 ACX_TOOL_DIRS
1910
1911 copy_dirs=
1912
1913 AC_ARG_WITH([build-sysroot],
1914 [ --with-build-sysroot=SYSROOT
1915 use sysroot as the system root during the build],
1916 [if test x"$withval" != x ; then
1917 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1918 fi],
1919 [SYSROOT_CFLAGS_FOR_TARGET=])
1920 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1921
1922 AC_ARG_WITH([debug-prefix-map],
1923 [ --with-debug-prefix-map='A=B C=D ...'
1924 map A to B, C to D ... in debug information],
1925 [if test x"$withval" != x; then
1926 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
1927 for debug_map in $withval; do
1928 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
1929 done
1930 fi],
1931 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
1932 AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
1933
1934 # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
1935 # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
1936 # might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
1937 # We want to ensure that TARGET libraries (which we know are built with
1938 # gcc) are built with "-O2 -g", so include those options when setting
1939 # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
1940 if test "x$CFLAGS_FOR_TARGET" = x; then
1941 CFLAGS_FOR_TARGET=$CFLAGS
1942 case " $CFLAGS " in
1943 *" -O2 "*) ;;
1944 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
1945 esac
1946 case " $CFLAGS " in
1947 *" -g "* | *" -g3 "*) ;;
1948 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
1949 esac
1950 fi
1951 AC_SUBST(CFLAGS_FOR_TARGET)
1952
1953 if test "x$CXXFLAGS_FOR_TARGET" = x; then
1954 CXXFLAGS_FOR_TARGET=$CXXFLAGS
1955 case " $CXXFLAGS " in
1956 *" -O2 "*) ;;
1957 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
1958 esac
1959 case " $CXXFLAGS " in
1960 *" -g "* | *" -g3 "*) ;;
1961 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
1962 esac
1963 fi
1964 AC_SUBST(CXXFLAGS_FOR_TARGET)
1965
1966 # Handle --with-headers=XXX. If the value is not "yes", the contents of
1967 # the named directory are copied to $(tooldir)/sys-include.
1968 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1969 if test x${is_cross_compiler} = xno ; then
1970 echo 1>&2 '***' --with-headers is only supported when cross compiling
1971 exit 1
1972 fi
1973 if test x"${with_headers}" != xyes ; then
1974 x=${gcc_cv_tool_prefix}
1975 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
1976 fi
1977 fi
1978
1979 # Handle --with-libs=XXX. If the value is not "yes", the contents of
1980 # the name directories are copied to $(tooldir)/lib. Multiple directories
1981 # are permitted.
1982 if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1983 if test x${is_cross_compiler} = xno ; then
1984 echo 1>&2 '***' --with-libs is only supported when cross compiling
1985 exit 1
1986 fi
1987 if test x"${with_libs}" != xyes ; then
1988 # Copy the libraries in reverse order, so that files in the first named
1989 # library override files in subsequent libraries.
1990 x=${gcc_cv_tool_prefix}
1991 for l in ${with_libs}; do
1992 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
1993 done
1994 fi
1995 fi
1996
1997 # Set with_gnu_as and with_gnu_ld as appropriate.
1998 #
1999 # This is done by determining whether or not the appropriate directory
2000 # is available, and by checking whether or not specific configurations
2001 # have requested that this magic not happen.
2002 #
2003 # The command line options always override the explicit settings in
2004 # configure.in, and the settings in configure.in override this magic.
2005 #
2006 # If the default for a toolchain is to use GNU as and ld, and you don't
2007 # want to do that, then you should use the --without-gnu-as and
2008 # --without-gnu-ld options for the configure script.
2009
2010 if test x${use_gnu_as} = x &&
2011 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2012 with_gnu_as=yes
2013 extra_host_args="$extra_host_args --with-gnu-as"
2014 fi
2015
2016 if test x${use_gnu_ld} = x &&
2017 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2018 with_gnu_ld=yes
2019 extra_host_args="$extra_host_args --with-gnu-ld"
2020 fi
2021
2022 # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2023 # can detect this case.
2024
2025 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2026 with_newlib=yes
2027 extra_host_args="$extra_host_args --with-newlib"
2028 fi
2029
2030 # Handle ${copy_dirs}
2031 set fnord ${copy_dirs}
2032 shift
2033 while test $# != 0 ; do
2034 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2035 :
2036 else
2037 echo Copying $1 to $2
2038
2039 # Use the install script to create the directory and all required
2040 # parent directories.
2041 if test -d $2 ; then
2042 :
2043 else
2044 echo >config.temp
2045 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2046 fi
2047
2048 # Copy the directory, assuming we have tar.
2049 # FIXME: Should we use B in the second tar? Not all systems support it.
2050 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2051
2052 # It is the responsibility of the user to correctly adjust all
2053 # symlinks. If somebody can figure out how to handle them correctly
2054 # here, feel free to add the code.
2055
2056 echo $1 > $2/COPIED
2057 fi
2058 shift; shift
2059 done
2060
2061 # Determine a target-dependent exec_prefix that the installed
2062 # gcc will search in. Keep this list sorted by triplet, with
2063 # the *-*-osname triplets last.
2064 md_exec_prefix=
2065 case "${target}" in
2066 alpha*-*-*vms*)
2067 md_exec_prefix=/gnu/lib/gcc-lib
2068 ;;
2069 i[[34567]]86-pc-msdosdjgpp*)
2070 md_exec_prefix=/dev/env/DJDIR/bin
2071 ;;
2072 i[[34567]]86-*-sco3.2v5*)
2073 if test $with_gnu_as = yes; then
2074 md_exec_prefix=/usr/gnu/bin
2075 else
2076 md_exec_prefix=/usr/ccs/bin/elf
2077 fi
2078 ;;
2079
2080 mn10300-*-* | \
2081 powerpc-*-chorusos* | \
2082 powerpc*-*-eabi* | \
2083 powerpc*-*-sysv* | \
2084 powerpc*-*-kaos* | \
2085 s390x-ibm-tpf*)
2086 md_exec_prefix=/usr/ccs/bin
2087 ;;
2088 sparc64-*-elf*)
2089 ;;
2090 v850*-*-*)
2091 md_exec_prefix=/usr/ccs/bin
2092 ;;
2093 xtensa*-*-elf*)
2094 ;;
2095
2096 *-*-beos* | \
2097 *-*-elf* | \
2098 *-*-hpux* | \
2099 *-*-netware* | \
2100 *-*-nto-qnx* | \
2101 *-*-rtems* | \
2102 *-*-solaris2* | \
2103 *-*-sysv[[45]]* | \
2104 *-*-vxworks* | \
2105 *-wrs-windiss)
2106 md_exec_prefix=/usr/ccs/bin
2107 ;;
2108 esac
2109
2110 extra_arflags_for_target=
2111 extra_nmflags_for_target=
2112 extra_ranlibflags_for_target=
2113 target_makefile_frag=/dev/null
2114 case "${target}" in
2115 mep*-*-*)
2116 target_makefile_frag="config/mt-mep"
2117 ;;
2118 spu-*-*)
2119 target_makefile_frag="config/mt-spu"
2120 ;;
2121 mips*-sde-elf*)
2122 target_makefile_frag="config/mt-sde"
2123 ;;
2124 mipsisa*-*-elfoabi*)
2125 target_makefile_frag="config/mt-mips-elfoabi"
2126 ;;
2127 mips*-*-*linux* | mips*-*-gnu*)
2128 target_makefile_frag="config/mt-mips-gnu"
2129 ;;
2130 *-*-netware*)
2131 target_makefile_frag="config/mt-netware"
2132 ;;
2133 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
2134 target_makefile_frag="config/mt-gnu"
2135 ;;
2136 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
2137 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2138 # commands to handle both 32-bit and 64-bit objects. These flags are
2139 # harmless if we're using GNU nm or ar.
2140 extra_arflags_for_target=" -X32_64"
2141 extra_nmflags_for_target=" -B -X32_64"
2142 ;;
2143 *-*-darwin*)
2144 # ranlib from Darwin requires the -c flag to look at common symbols.
2145 extra_ranlibflags_for_target=" -c"
2146 ;;
2147 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
2148 target_makefile_frag="config/mt-wince"
2149 ;;
2150 esac
2151
2152 alphaieee_frag=/dev/null
2153 case $target in
2154 alpha*-*-*)
2155 # This just makes sure to use the -mieee option to build target libs.
2156 # This should probably be set individually by each library.
2157 alphaieee_frag="config/mt-alphaieee"
2158 ;;
2159 esac
2160
2161 # If --enable-target-optspace always use -Os instead of -O2 to build
2162 # the target libraries, similarly if it is not specified, use -Os
2163 # on selected platforms.
2164 ospace_frag=/dev/null
2165 case "${enable_target_optspace}:${target}" in
2166 yes:*)
2167 ospace_frag="config/mt-ospace"
2168 ;;
2169 :d30v-*)
2170 ospace_frag="config/mt-d30v"
2171 ;;
2172 :m32r-* | :d10v-* | :fr30-*)
2173 ospace_frag="config/mt-ospace"
2174 ;;
2175 no:* | :*)
2176 ;;
2177 *)
2178 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2179 ;;
2180 esac
2181
2182 # Default to using --with-stabs for certain targets.
2183 if test x${with_stabs} = x ; then
2184 case "${target}" in
2185 mips*-*-irix[[56]]*)
2186 ;;
2187 mips*-*-* | alpha*-*-osf*)
2188 with_stabs=yes;
2189 extra_host_args="${extra_host_args} --with-stabs"
2190 ;;
2191 esac
2192 fi
2193
2194 # hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2195 # them automatically.
2196 case "${host}" in
2197 hppa*64*-*-hpux11*)
2198 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
2199 ;;
2200 esac
2201
2202 # Some systems (e.g., one of the i386-aix systems the gas testers are
2203 # using) don't handle "\$" correctly, so don't use it here.
2204 tooldir='${exec_prefix}'/${target_noncanonical}
2205 build_tooldir=${tooldir}
2206
2207 # Create a .gdbinit file which runs the one in srcdir
2208 # and tells GDB to look there for source files.
2209
2210 if test -r ${srcdir}/.gdbinit ; then
2211 case ${srcdir} in
2212 .) ;;
2213 *) cat > ./.gdbinit <<EOF
2214 # ${NO_EDIT}
2215 dir ${srcdir}
2216 dir .
2217 source ${srcdir}/.gdbinit
2218 EOF
2219 ;;
2220 esac
2221 fi
2222
2223 # Make sure that the compiler is able to generate an executable. If it
2224 # can't, we are probably in trouble. We don't care whether we can run the
2225 # executable--we might be using a cross compiler--we only care whether it
2226 # can be created. At this point the main configure script has set CC.
2227 we_are_ok=no
2228 echo "int main () { return 0; }" > conftest.c
2229 ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
2230 if test $? = 0 ; then
2231 if test -s conftest || test -s conftest.exe ; then
2232 we_are_ok=yes
2233 fi
2234 fi
2235 case $we_are_ok in
2236 no)
2237 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2238 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2239 rm -f conftest*
2240 exit 1
2241 ;;
2242 esac
2243 rm -f conftest*
2244
2245 # The Solaris /usr/ucb/cc compiler does not appear to work.
2246 case "${host}" in
2247 sparc-sun-solaris2*)
2248 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
2249 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
2250 could_use=
2251 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2252 if test -d /opt/cygnus/bin ; then
2253 if test "$could_use" = "" ; then
2254 could_use="/opt/cygnus/bin"
2255 else
2256 could_use="$could_use or /opt/cygnus/bin"
2257 fi
2258 fi
2259 if test "$could_use" = "" ; then
2260 echo "Warning: compilation may fail because you're using"
2261 echo "/usr/ucb/cc. You should change your PATH or CC "
2262 echo "variable and rerun configure."
2263 else
2264 echo "Warning: compilation may fail because you're using"
2265 echo "/usr/ucb/cc, when you should use the C compiler from"
2266 echo "$could_use. You should change your"
2267 echo "PATH or CC variable and rerun configure."
2268 fi
2269 fi
2270 ;;
2271 esac
2272
2273 # Decide which environment variable is used to find dynamic libraries.
2274 case "${host}" in
2275 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
2276 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
2277 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
2278 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2279 esac
2280
2281 # On systems where the dynamic library environment variable is PATH,
2282 # gcc/ will put dynamic libraries into a subdirectory to avoid adding
2283 # built executables to PATH.
2284 if test "$RPATH_ENVVAR" = PATH; then
2285 GCC_SHLIB_SUBDIR=/shlib
2286 else
2287 GCC_SHLIB_SUBDIR=
2288 fi
2289
2290 # Record target_configdirs and the configure arguments for target and
2291 # build configuration in Makefile.
2292 target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2293 build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
2294
2295 # Determine whether gdb needs tk/tcl or not.
2296 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2297 # and in that case we want gdb to be built without tk. Ugh!
2298 # In fact I believe gdb is the *only* package directly dependent on tk,
2299 # so we should be able to put the 'maybe's in unconditionally and
2300 # leave out the maybe dependencies when enable_gdbtk is false. I'm not
2301 # 100% sure that that's safe though.
2302
2303 gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
2304 case "$enable_gdbtk" in
2305 no)
2306 GDB_TK="" ;;
2307 yes)
2308 GDB_TK="${gdb_tk}" ;;
2309 *)
2310 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2311 # distro. Eventually someone will fix this and move Insight, nee
2312 # gdbtk to a separate directory.
2313 if test -d ${srcdir}/gdb/gdbtk ; then
2314 GDB_TK="${gdb_tk}"
2315 else
2316 GDB_TK=""
2317 fi
2318 ;;
2319 esac
2320 CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2321 INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
2322
2323 # Strip out unwanted targets.
2324
2325 # While at that, we remove Makefiles if we were started for recursive
2326 # configuration, so that the top-level Makefile reconfigures them,
2327 # like we used to do when configure itself was recursive.
2328
2329 # Loop over modules. $extrasub must be used with care, limiting as
2330 # much as possible the usage of range addresses. That's because autoconf
2331 # splits the sed script to overcome limits in the number of commands,
2332 # and relying on carefully-timed sed passes may turn out to be very hard
2333 # to maintain later. In this particular case, you just have to be careful
2334 # not to nest @if/@endif pairs, because configure will not warn you at all.
2335
2336 AC_ARG_ENABLE([bootstrap],
2337 [ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
2338 enable_bootstrap=default)
2339
2340 # Issue errors and warnings for invalid/strange bootstrap combinations.
2341 case "$configdirs" in
2342 *gcc*) have_compiler=yes ;;
2343 *) have_compiler=no ;;
2344 esac
2345
2346 case "$have_compiler:$host:$target:$enable_bootstrap" in
2347 *:*:*:no) ;;
2348
2349 # Default behavior. Enable bootstrap if we have a compiler
2350 # and we are in a native configuration.
2351 yes:$build:$build:default)
2352 enable_bootstrap=yes ;;
2353
2354 *:*:*:default)
2355 enable_bootstrap=no ;;
2356
2357 # We have a compiler and we are in a native configuration, bootstrap is ok
2358 yes:$build:$build:yes)
2359 ;;
2360
2361 # Other configurations, but we have a compiler. Assume the user knows
2362 # what he's doing.
2363 yes:*:*:yes)
2364 AC_MSG_WARN([trying to bootstrap a cross compiler])
2365 ;;
2366
2367 # No compiler: if they passed --enable-bootstrap explicitly, fail
2368 no:*:*:yes)
2369 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2370
2371 # Fail if wrong command line
2372 *)
2373 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2374 ;;
2375 esac
2376
2377 # Adjust the toplevel makefile according to whether bootstrap was selected.
2378 case "$enable_bootstrap" in
2379 yes)
2380 bootstrap_suffix=bootstrap ;;
2381 no)
2382 bootstrap_suffix=no-bootstrap ;;
2383 esac
2384
2385 for module in ${build_configdirs} ; do
2386 if test -z "${no_recursion}" \
2387 && test -f ${build_subdir}/${module}/Makefile; then
2388 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2389 rm -f ${build_subdir}/${module}/Makefile
2390 fi
2391 extrasub="$extrasub
2392 /^@if build-$module\$/d
2393 /^@endif build-$module\$/d
2394 /^@if build-$module-$bootstrap_suffix\$/d
2395 /^@endif build-$module-$bootstrap_suffix\$/d"
2396 done
2397 for module in ${configdirs} ; do
2398 if test -z "${no_recursion}"; then
2399 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
2400 if test -f ${file}; then
2401 echo 1>&2 "*** removing ${file} to force reconfigure"
2402 rm -f ${file}
2403 fi
2404 done
2405 fi
2406 extrasub="$extrasub
2407 /^@if $module\$/d
2408 /^@endif $module\$/d
2409 /^@if $module-$bootstrap_suffix\$/d
2410 /^@endif $module-$bootstrap_suffix\$/d"
2411 done
2412 for module in ${target_configdirs} ; do
2413 if test -z "${no_recursion}" \
2414 && test -f ${target_subdir}/${module}/Makefile; then
2415 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2416 rm -f ${target_subdir}/${module}/Makefile
2417 fi
2418 extrasub="$extrasub
2419 /^@if target-$module\$/d
2420 /^@endif target-$module\$/d
2421 /^@if target-$module-$bootstrap_suffix\$/d
2422 /^@endif target-$module-$bootstrap_suffix\$/d"
2423 done
2424
2425 extrasub="$extrasub
2426 /^@if /,/^@endif /d"
2427
2428 # Create the serialization dependencies. This uses a temporary file.
2429
2430 AC_ARG_ENABLE([serial-configure],
2431 [ --enable-serial-@<:@{host,target,build}-@:>@configure
2432 force sequential configuration of
2433 sub-packages for the host, target or build
2434 machine, or all sub-packages])
2435
2436 case ${enable_serial_configure} in
2437 yes)
2438 enable_serial_build_configure=yes
2439 enable_serial_host_configure=yes
2440 enable_serial_target_configure=yes
2441 ;;
2442 esac
2443
2444 # These force 'configure's to be done one at a time, to avoid problems
2445 # with contention over a shared config.cache.
2446 rm -f serdep.tmp
2447 echo '# serdep.tmp' > serdep.tmp
2448 olditem=
2449 test "x${enable_serial_build_configure}" = xyes &&
2450 for item in ${build_configdirs} ; do
2451 case ${olditem} in
2452 "") ;;
2453 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
2454 esac
2455 olditem=${item}
2456 done
2457 olditem=
2458 test "x${enable_serial_host_configure}" = xyes &&
2459 for item in ${configdirs} ; do
2460 case ${olditem} in
2461 "") ;;
2462 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
2463 esac
2464 olditem=${item}
2465 done
2466 olditem=
2467 test "x${enable_serial_target_configure}" = xyes &&
2468 for item in ${target_configdirs} ; do
2469 case ${olditem} in
2470 "") ;;
2471 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
2472 esac
2473 olditem=${item}
2474 done
2475 serialization_dependencies=serdep.tmp
2476 AC_SUBST_FILE(serialization_dependencies)
2477
2478 # Base args. Strip norecursion, cache-file, srcdir, host, build,
2479 # target, nonopt, and variable assignments. These are the ones we
2480 # might not want to pass down to subconfigures. Also strip
2481 # program-prefix, program-suffix, and program-transform-name, so that
2482 # we can pass down a consistent program-transform-name.
2483 baseargs=
2484 keep_next=no
2485 skip_next=no
2486 eval "set -- $ac_configure_args"
2487 for ac_arg
2488 do
2489 if test X"$skip_next" = X"yes"; then
2490 skip_next=no
2491 continue
2492 fi
2493 if test X"$keep_next" = X"yes"; then
2494 case $ac_arg in
2495 *\'*)
2496 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2497 esac
2498 baseargs="$baseargs '$ac_arg'"
2499 keep_next=no
2500 continue
2501 fi
2502
2503 # Handle separated arguments. Based on the logic generated by
2504 # autoconf 2.59.
2505 case $ac_arg in
2506 *=* | --config-cache | -C | -disable-* | --disable-* \
2507 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2508 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2509 | -with-* | --with-* | -without-* | --without-* | --x)
2510 separate_arg=no
2511 ;;
2512 -*)
2513 separate_arg=yes
2514 ;;
2515 *)
2516 separate_arg=no
2517 ;;
2518 esac
2519
2520 case "$ac_arg" in
2521 --no*)
2522 continue
2523 ;;
2524 --c* | \
2525 --sr* | \
2526 --ho* | \
2527 --bu* | \
2528 --t* | \
2529 --program-* | \
2530 -cache_file* | \
2531 -srcdir* | \
2532 -host* | \
2533 -build* | \
2534 -target* | \
2535 -program-prefix* | \
2536 -program-suffix* | \
2537 -program-transform-name* )
2538 skip_next=$separate_arg
2539 continue
2540 ;;
2541 -*)
2542 # An option. Add it.
2543 case $ac_arg in
2544 *\'*)
2545 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2546 esac
2547 baseargs="$baseargs '$ac_arg'"
2548 keep_next=$separate_arg
2549 ;;
2550 *)
2551 # Either a variable assignment, or a nonopt (triplet). Don't
2552 # pass it down; let the Makefile handle this.
2553 continue
2554 ;;
2555 esac
2556 done
2557 # Remove the initial space we just introduced and, as these will be
2558 # expanded by make, quote '$'.
2559 baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
2560
2561 # Add in --program-transform-name, after --program-prefix and
2562 # --program-suffix have been applied to it. Autoconf has already
2563 # doubled dollar signs and backslashes in program_transform_name; we want
2564 # the backslashes un-doubled, and then the entire thing wrapped in single
2565 # quotes, because this will be expanded first by make and then by the shell.
2566 # Also, because we want to override the logic in subdir configure scripts to
2567 # choose program_transform_name, replace any s,x,x, with s,y,y,.
2568 sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2569 ${program_transform_name}
2570 EOF_SED
2571 gcc_transform_name=`cat conftestsed.out`
2572 rm -f conftestsed.out
2573 baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2574 if test "$silent" = yes; then
2575 baseargs="$baseargs --silent"
2576 fi
2577
2578 # For the build-side libraries, we just need to pretend we're native,
2579 # and not use the same cache file. Multilibs are neither needed nor
2580 # desired.
2581 build_configargs="--cache-file=../config.cache ${baseargs}"
2582
2583 # For host modules, accept cache file option, or specification as blank.
2584 case "${cache_file}" in
2585 "") # empty
2586 cache_file_option="" ;;
2587 /* | [[A-Za-z]]:[[\\/]]* ) # absolute path
2588 cache_file_option="--cache-file=${cache_file}" ;;
2589 *) # relative path
2590 cache_file_option="--cache-file=../${cache_file}" ;;
2591 esac
2592
2593 # Host dirs don't like to share a cache file either, horribly enough.
2594 # This seems to be due to autoconf 2.5x stupidity.
2595 host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
2596
2597 target_configargs=${baseargs}
2598
2599 # Passing a --with-cross-host argument lets the target libraries know
2600 # whether they are being built with a cross-compiler or being built
2601 # native. However, it would be better to use other mechanisms to make the
2602 # sorts of decisions they want to make on this basis. Please consider
2603 # this option to be deprecated. FIXME.
2604 if test x${is_cross_compiler} = xyes ; then
2605 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
2606 fi
2607
2608 # Default to --enable-multilib.
2609 if test x${enable_multilib} = x ; then
2610 target_configargs="--enable-multilib ${target_configargs}"
2611 fi
2612
2613 # Pass --with-newlib if appropriate. Note that target_configdirs has
2614 # changed from the earlier setting of with_newlib.
2615 if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
2616 target_configargs="--with-newlib ${target_configargs}"
2617 fi
2618
2619 # Different target subdirs use different values of certain variables
2620 # (notably CXX). Worse, multilibs use *lots* of different values.
2621 # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2622 # it doesn't automatically accept command-line overrides of them.
2623 # This means it's not safe for target subdirs to share a cache file,
2624 # which is disgusting, but there you have it. Hopefully this can be
2625 # fixed in future. It's still worthwhile to use a cache file for each
2626 # directory. I think.
2627
2628 # Pass the appropriate --build, --host, --target and --cache-file arguments.
2629 # We need to pass --target, as newer autoconf's requires consistency
2630 # for target_alias and gcc doesn't manage it consistently.
2631 target_configargs="--cache-file=./config.cache ${target_configargs}"
2632
2633 FLAGS_FOR_TARGET=
2634 case " $target_configdirs " in
2635 *" newlib "*)
2636 case " $target_configargs " in
2637 *" --with-newlib "*)
2638 case "$target" in
2639 *-cygwin*)
2640 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' ;;
2641 esac
2642
2643 # If we're not building GCC, don't discard standard headers.
2644 if test -d ${srcdir}/gcc; then
2645 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
2646
2647 if test "${build}" != "${host}"; then
2648 # On Canadian crosses, CC_FOR_TARGET will have already been set
2649 # by `configure', so we won't have an opportunity to add -Bgcc/
2650 # to it. This is right: we don't want to search that directory
2651 # for binaries, but we want the header files in there, so add
2652 # them explicitly.
2653 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
2654
2655 # Someone might think of using the pre-installed headers on
2656 # Canadian crosses, in case the installed compiler is not fully
2657 # compatible with the compiler being built. In this case, it
2658 # would be better to flag an error than risking having
2659 # incompatible object files being constructed. We can't
2660 # guarantee that an error will be flagged, but let's hope the
2661 # compiler will do it, when presented with incompatible header
2662 # files.
2663 fi
2664 fi
2665
2666 case "${target}-${is_cross_compiler}" in
2667 i[[3456789]]86-*-linux*-no)
2668 # Here host == target, so we don't need to build gcc,
2669 # so we don't want to discard standard headers.
2670 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
2671 ;;
2672 *)
2673 # If we're building newlib, use its generic headers last, but search
2674 # for any libc-related directories first (so make it the last -B
2675 # switch).
2676 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2677
2678 # If we're building libgloss, find the startup file, simulator library
2679 # and linker script.
2680 case " $target_configdirs " in
2681 *" libgloss "*)
2682 # Look for startup file, simulator library and maybe linker script.
2683 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
2684 # Look for libnosys.a in case the target needs it.
2685 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
2686 # Most targets have the linker script in the source directory.
2687 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
2688 ;;
2689 esac
2690 ;;
2691 esac
2692 ;;
2693 esac
2694 ;;
2695 esac
2696 case "$target" in
2697 *-mingw*)
2698 # Can't be handled as Cygwin above since Mingw does not use newlib.
2699 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include' ;;
2700 esac
2701
2702 # Allow the user to override the flags for
2703 # our build compiler if desired.
2704 if test x"${build}" = x"${host}" ; then
2705 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2706 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
2707 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
2708 fi
2709
2710 # On Canadian crosses, we'll be searching the right directories for
2711 # the previously-installed cross compiler, so don't bother to add
2712 # flags for directories within the install tree of the compiler
2713 # being built; programs in there won't even run.
2714 if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
2715 # Search for pre-installed headers if nothing else fits.
2716 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
2717 fi
2718
2719 if test "x${use_gnu_ld}" = x &&
2720 echo " ${configdirs} " | grep " ld " > /dev/null ; then
2721 # Arrange for us to find uninstalled linker scripts.
2722 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
2723 fi
2724
2725 # Search for other target-specific linker scripts and such.
2726 case "${target}" in
2727 mep*)
2728 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
2729 ;;
2730 esac
2731
2732 # Makefile fragments.
2733 for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2734 do
2735 eval fragval=\$$frag
2736 if test $fragval != /dev/null; then
2737 eval $frag=${srcdir}/$fragval
2738 fi
2739 done
2740 AC_SUBST_FILE(host_makefile_frag)
2741 AC_SUBST_FILE(target_makefile_frag)
2742 AC_SUBST_FILE(alphaieee_frag)
2743 AC_SUBST_FILE(ospace_frag)
2744
2745 # Miscellanea: directories, flags, etc.
2746 AC_SUBST(RPATH_ENVVAR)
2747 AC_SUBST(GCC_SHLIB_SUBDIR)
2748 AC_SUBST(tooldir)
2749 AC_SUBST(build_tooldir)
2750 AC_SUBST(CONFIGURE_GDB_TK)
2751 AC_SUBST(GDB_TK)
2752 AC_SUBST(INSTALL_GDB_TK)
2753
2754 # Build module lists & subconfigure args.
2755 AC_SUBST(build_configargs)
2756 AC_SUBST(build_configdirs)
2757
2758 # Host module lists & subconfigure args.
2759 AC_SUBST(host_configargs)
2760 AC_SUBST(configdirs)
2761
2762 # Target module lists & subconfigure args.
2763 AC_SUBST(target_configargs)
2764
2765
2766 # Build tools.
2767 AC_SUBST(AR_FOR_BUILD)
2768 AC_SUBST(AS_FOR_BUILD)
2769 AC_SUBST(CC_FOR_BUILD)
2770 AC_SUBST(CFLAGS_FOR_BUILD)
2771 AC_SUBST(CXXFLAGS_FOR_BUILD)
2772 AC_SUBST(CXX_FOR_BUILD)
2773 AC_SUBST(DLLTOOL_FOR_BUILD)
2774 AC_SUBST(GCJ_FOR_BUILD)
2775 AC_SUBST(GFORTRAN_FOR_BUILD)
2776 AC_SUBST(LDFLAGS_FOR_BUILD)
2777 AC_SUBST(LD_FOR_BUILD)
2778 AC_SUBST(NM_FOR_BUILD)
2779 AC_SUBST(RANLIB_FOR_BUILD)
2780 AC_SUBST(WINDMC_FOR_BUILD)
2781 AC_SUBST(WINDRES_FOR_BUILD)
2782 AC_SUBST(config_shell)
2783
2784 # Generate default definitions for YACC, M4, LEX and other programs that run
2785 # on the build machine. These are used if the Makefile can't locate these
2786 # programs in objdir.
2787 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
2788
2789 AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
2790 case " $build_configdirs " in
2791 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
2792 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
2793 esac
2794
2795 AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
2796 case " $build_configdirs " in
2797 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
2798 esac
2799
2800 AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
2801 case " $build_configdirs " in
2802 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
2803 esac
2804
2805 AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
2806 case " $build_configdirs " in
2807 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2808 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
2809 esac
2810
2811 AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
2812 case " $build_configdirs " in
2813 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2814 esac
2815
2816 AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
2817 case " $build_configdirs " in
2818 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
2819 *)
2820 changequote(,)
2821 # For an installed makeinfo, we require it to be from texinfo 4.7 or
2822 # higher, else we use the "missing" dummy.
2823 if ${MAKEINFO} --version \
2824 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
2825 :
2826 else
2827 MAKEINFO="$MISSING makeinfo"
2828 fi
2829 ;;
2830 changequote([,])
2831 esac
2832
2833 # FIXME: expect and dejagnu may become build tools?
2834
2835 AC_CHECK_PROGS(EXPECT, expect, expect)
2836 case " $configdirs " in
2837 *" expect "*)
2838 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
2839 ;;
2840 esac
2841
2842 AC_CHECK_PROGS(RUNTEST, runtest, runtest)
2843 case " $configdirs " in
2844 *" dejagnu "*)
2845 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
2846 ;;
2847 esac
2848
2849
2850 # Host tools.
2851 NCN_STRICT_CHECK_TOOLS(AR, ar)
2852 NCN_STRICT_CHECK_TOOLS(AS, as)
2853 NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2854 NCN_STRICT_CHECK_TOOLS(LD, ld)
2855 NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
2856 NCN_STRICT_CHECK_TOOLS(NM, nm)
2857 NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2858 NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
2859 NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2860 NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
2861 NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2862 NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
2863 AC_SUBST(CC)
2864 AC_SUBST(CXX)
2865 AC_SUBST(CFLAGS)
2866 AC_SUBST(CXXFLAGS)
2867
2868 # Target tools.
2869 AC_ARG_WITH([build-time-tools],
2870 [ --with-build-time-tools=PATH
2871 use given path to find target tools during the build],
2872 [case x"$withval" in
2873 x/*) ;;
2874 *)
2875 with_build_time_tools=
2876 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
2877 ;;
2878 esac],
2879 [with_build_time_tools=])
2880
2881 NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2882 NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2883 NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2884 NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2885 NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2886
2887 ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
2888 ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
2889 ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2890 ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
2891 ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
2892 ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
2893 ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
2894 ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2895 ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
2896 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
2897 ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
2898
2899 RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2900
2901 GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
2902 GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
2903 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2904 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
2905 [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2906 c++)
2907 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
2908 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2909 c++)
2910 GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
2911 GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2912 GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
2913 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
2914 GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
2915 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
2916 GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
2917 GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
2918 GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
2919 GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
2920 GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
2921 GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
2922 GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
2923 GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
2924
2925 AC_SUBST(FLAGS_FOR_TARGET)
2926 AC_SUBST(RAW_CXX_FOR_TARGET)
2927
2928 # Certain tools may need extra flags.
2929 AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2930 RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2931 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
2932
2933 # When building target libraries, except in a Canadian cross, we use
2934 # the same toolchain as the compiler we just built.
2935 COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
2936 COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
2937 COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
2938 if test $host = $build; then
2939 case " $configdirs " in
2940 *" gcc "*)
2941 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
2942 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
2943 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
2944 ;;
2945 esac
2946 fi
2947
2948 AC_SUBST(COMPILER_AS_FOR_TARGET)
2949 AC_SUBST(COMPILER_LD_FOR_TARGET)
2950 AC_SUBST(COMPILER_NM_FOR_TARGET)
2951
2952 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2953 AC_ARG_ENABLE(maintainer-mode,
2954 [ --enable-maintainer-mode enable make rules and dependencies not useful
2955 (and sometimes confusing) to the casual installer],
2956 USE_MAINTAINER_MODE=$enableval,
2957 USE_MAINTAINER_MODE=no)
2958 AC_MSG_RESULT($USE_MAINTAINER_MODE)
2959 AC_SUBST(MAINTAINER_MODE_TRUE)
2960 AC_SUBST(MAINTAINER_MODE_FALSE)
2961 if test "$USE_MAINTAINER_MODE" = yes; then
2962 MAINTAINER_MODE_TRUE=
2963 MAINTAINER_MODE_FALSE='#'
2964 else
2965 MAINTAINER_MODE_TRUE='#'
2966 MAINTAINER_MODE_FALSE=
2967 fi
2968 MAINT=$MAINTAINER_MODE_TRUE
2969 AC_SUBST(MAINT)dnl
2970
2971 # ---------------------
2972 # GCC bootstrap support
2973 # ---------------------
2974
2975 # Stage specific cflags for build.
2976 stage1_cflags="-g"
2977 case $build in
2978 vax-*-*)
2979 case ${GCC} in
2980 yes) stage1_cflags="-g -Wa,-J" ;;
2981 *) stage1_cflags="-g -J" ;;
2982 esac ;;
2983 esac
2984
2985 # This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
2986 if test "$GCC" = yes; then
2987 saved_CFLAGS="$CFLAGS"
2988
2989 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
2990 CFLAGS="$CFLAGS -fkeep-inline-functions"
2991 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
2992 AC_TRY_COMPILE([
2993 #if (__GNUC__ < 3) \
2994 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
2995 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
2996 #error http://gcc.gnu.org/PR29382
2997 #endif
2998 ],,
2999 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3000 [AC_MSG_RESULT([no])])
3001
3002 CFLAGS="$saved_CFLAGS"
3003 fi
3004
3005 AC_SUBST(stage1_cflags)
3006
3007 # Enable --enable-checking in stage1 of the compiler.
3008 AC_ARG_ENABLE(stage1-checking,
3009 [ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3010 of the compiler],
3011 [stage1_checking=--enable-checking=${enable_stage1_checking}],
3012 [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
3013 stage1_checking=--enable-checking=yes,types
3014 else
3015 stage1_checking=--enable-checking=$enable_checking,types
3016 fi])
3017 AC_SUBST(stage1_checking)
3018
3019 # Enable -Werror in bootstrap stage2 and later.
3020 AC_ARG_ENABLE(werror,
3021 [ --enable-werror enable -Werror in bootstrap stage2 and later], [],
3022 [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
3023 enable_werror=yes
3024 else
3025 enable_werror=no
3026 fi])
3027 case ${enable_werror} in
3028 yes) stage2_werror_flag="--enable-werror-always" ;;
3029 *) stage2_werror_flag="" ;;
3030 esac
3031 AC_SUBST(stage2_werror_flag)
3032
3033 # Flags needed to enable html installing and building
3034 AC_ARG_WITH(datarootdir,
3035 [ --with-datarootdir use datarootdir as the data root directory.],
3036 [datarootdir="\${prefix}/${withval}"],
3037 [datarootdir="\${prefix}/share"])
3038
3039 AC_ARG_WITH(docdir,
3040 [ --with-docdir install documentation in this directory.],
3041 [docdir="\${prefix}/${withval}"],
3042 [docdir="\${datarootdir}/doc"])
3043
3044 AC_ARG_WITH(pdfdir,
3045 [ --with-pdfdir install pdf in this directory.],
3046 [pdfdir="\${prefix}/${withval}"],
3047 [pdfdir="\${docdir}"])
3048
3049 AC_ARG_WITH(htmldir,
3050 [ --with-htmldir install html in this directory.],
3051 [htmldir="\${prefix}/${withval}"],
3052 [htmldir="\${docdir}"])
3053
3054 AC_SUBST(datarootdir)
3055 AC_SUBST(docdir)
3056 AC_SUBST(pdfdir)
3057 AC_SUBST(htmldir)
3058
3059 AC_OUTPUT(Makefile)