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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, 2010, 2011, 2012 | |
3 | # Free Software Foundation, 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 | m4_include(config/elf.m4) | |
26 | m4_include([libtool.m4]) | |
27 | m4_include([ltoptions.m4]) | |
28 | m4_include([ltsugar.m4]) | |
29 | m4_include([ltversion.m4]) | |
30 | m4_include([lt~obsolete.m4]) | |
31 | m4_include([config/isl.m4]) | |
32 | m4_include([config/cloog.m4]) | |
33 | ||
34 | AC_INIT(move-if-change) | |
35 | AC_PREREQ(2.64) | |
36 | AC_DISABLE_OPTION_CHECKING | |
37 | ||
38 | progname=$0 | |
39 | # if PWD already has a value, it is probably wrong. | |
40 | if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi | |
41 | ||
42 | # Export original configure arguments for use by sub-configures. | |
43 | # Quote arguments with shell meta charatcers. | |
44 | TOPLEVEL_CONFIGURE_ARGUMENTS= | |
45 | set -- "$progname" "$@" | |
46 | for ac_arg | |
47 | do | |
48 | case "$ac_arg" in | |
49 | *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*) | |
50 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` | |
51 | # if the argument is of the form -foo=baz, quote the baz part only | |
52 | ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;; | |
53 | *) ;; | |
54 | esac | |
55 | # Add the quoted argument to the list. | |
56 | TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg" | |
57 | done | |
58 | if test "$silent" = yes; then | |
59 | TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent" | |
60 | fi | |
61 | # Remove the initial space we just introduced and, as these will be | |
62 | # expanded by make, quote '$'. | |
63 | TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'` | |
64 | AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS) | |
65 | ||
66 | # Find the build, host, and target systems. | |
67 | ACX_NONCANONICAL_BUILD | |
68 | ACX_NONCANONICAL_HOST | |
69 | ACX_NONCANONICAL_TARGET | |
70 | ||
71 | dnl Autoconf 2.5x and later will set a default program prefix if | |
72 | dnl --target was used, even if it was the same as --host. Disable | |
73 | dnl that behavior. This must be done before AC_CANONICAL_SYSTEM | |
74 | dnl to take effect. | |
75 | test "$host_noncanonical" = "$target_noncanonical" && | |
76 | test "$program_prefix$program_suffix$program_transform_name" = \ | |
77 | NONENONEs,x,x, && | |
78 | program_transform_name=s,y,y, | |
79 | ||
80 | AC_CANONICAL_SYSTEM | |
81 | AC_ARG_PROGRAM | |
82 | ||
83 | m4_pattern_allow([^AS_FOR_TARGET$])dnl | |
84 | m4_pattern_allow([^AS_FOR_BUILD$])dnl | |
85 | ||
86 | # Get 'install' or 'install-sh' and its variants. | |
87 | AC_PROG_INSTALL | |
88 | ACX_PROG_LN | |
89 | AC_PROG_LN_S | |
90 | AC_PROG_SED | |
91 | AC_PROG_AWK | |
92 | ||
93 | srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}` | |
94 | ||
95 | # We pass INSTALL explicitly to sub-makes. Make sure that it is not | |
96 | # a relative path. | |
97 | if test "$INSTALL" = "${srcdir}/install-sh -c"; then | |
98 | INSTALL="${srcpwd}/install-sh -c" | |
99 | fi | |
100 | ||
101 | # Set srcdir to "." if that's what it is. | |
102 | # This is important for multilib support. | |
103 | pwd=`${PWDCMD-pwd}` | |
104 | if test "${pwd}" = "${srcpwd}" ; then | |
105 | srcdir=. | |
106 | fi | |
107 | ||
108 | topsrcdir=$srcpwd | |
109 | ||
110 | extra_host_args= | |
111 | ||
112 | ### To add a new directory to the tree, first choose whether it is a target | |
113 | ### or a host dependent tool. Then put it into the appropriate list | |
114 | ### (library or tools, host or target), doing a dependency sort. | |
115 | ||
116 | # Subdirs will be configured in the order listed in build_configdirs, | |
117 | # configdirs, or target_configdirs; see the serialization section below. | |
118 | ||
119 | # Dependency sorting is only needed when *configuration* must be done in | |
120 | # a particular order. In all cases a dependency should be specified in | |
121 | # the Makefile, whether or not it's implicitly specified here. | |
122 | ||
123 | # Double entries in build_configdirs, configdirs, or target_configdirs may | |
124 | # cause circular dependencies and break everything horribly. | |
125 | ||
126 | # these library is used by various programs built for the build | |
127 | # environment | |
128 | # | |
129 | build_libs="build-libiberty" | |
130 | ||
131 | # these tools are built for the build environment | |
132 | build_tools="build-texinfo build-flex build-bison build-m4 build-fixincludes" | |
133 | ||
134 | # these libraries are used by various programs built for the host environment | |
135 | # | |
136 | host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc isl cloog libelf libiconv" | |
137 | ||
138 | # these tools are built for the host environment | |
139 | # Note, the powerpc-eabi build depends on sim occurring before gdb in order to | |
140 | # know that we are building the simulator. | |
141 | # binutils, gas and ld appear in that order because it makes sense to run | |
142 | # "make check" in that particular order. | |
143 | # If --enable-gold is used, "gold" may replace "ld". | |
144 | host_tools="texinfo flex bison binutils gas ld fixincludes gcc cgen sid sim gdb gprof etc expect dejagnu m4 utils guile fastjar gnattools" | |
145 | ||
146 | # libgcj represents the runtime libraries only used by gcj. | |
147 | libgcj="target-libffi \ | |
148 | target-zlib \ | |
149 | target-libjava" | |
150 | ||
151 | # these libraries are built for the target environment, and are built after | |
152 | # the host libraries and the host tools (which may be a cross compiler) | |
153 | # Note that libiberty is not a target library. | |
154 | target_libraries="target-libgcc \ | |
155 | target-libgloss \ | |
156 | target-newlib \ | |
157 | target-libgomp \ | |
158 | target-libatomic \ | |
159 | target-libitm \ | |
160 | target-libstdc++-v3 \ | |
161 | target-libmudflap \ | |
162 | target-libssp \ | |
163 | target-libquadmath \ | |
164 | target-libgfortran \ | |
165 | target-boehm-gc \ | |
166 | ${libgcj} \ | |
167 | target-libobjc \ | |
168 | target-libada \ | |
169 | target-libgo" | |
170 | ||
171 | # these tools are built using the target libraries, and are intended to | |
172 | # run only in the target environment | |
173 | # | |
174 | # note: any program that *uses* libraries that are in the "target_libraries" | |
175 | # list belongs in this list. | |
176 | # | |
177 | target_tools="target-rda" | |
178 | ||
179 | ################################################################################ | |
180 | ||
181 | ## All tools belong in one of the four categories, and are assigned above | |
182 | ## We assign ${configdirs} this way to remove all embedded newlines. This | |
183 | ## is important because configure will choke if they ever get through. | |
184 | ## ${configdirs} is directories we build using the host tools. | |
185 | ## ${target_configdirs} is directories we build using the target tools. | |
186 | configdirs=`echo ${host_libs} ${host_tools}` | |
187 | target_configdirs=`echo ${target_libraries} ${target_tools}` | |
188 | build_configdirs=`echo ${build_libs} ${build_tools}` | |
189 | ||
190 | m4_divert_text([PARSE_ARGS], | |
191 | [case $srcdir in | |
192 | *" "*) | |
193 | m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl | |
194 | AC_MSG_ERROR([path to source, $srcdir, contains spaces]) | |
195 | m4_popdef([AS_MESSAGE_LOG_FD])dnl | |
196 | ;; | |
197 | esac | |
198 | ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'` | |
199 | ]) | |
200 | ||
201 | ################################################################################ | |
202 | ||
203 | srcname="gnu development package" | |
204 | ||
205 | # This gets set non-empty for some net releases of packages. | |
206 | appdirs="" | |
207 | ||
208 | # Define is_cross_compiler to save on calls to 'test'. | |
209 | is_cross_compiler= | |
210 | if test x"${host}" = x"${target}" ; then | |
211 | is_cross_compiler=no | |
212 | else | |
213 | is_cross_compiler=yes | |
214 | fi | |
215 | ||
216 | # Find the build and target subdir names. | |
217 | GCC_TOPLEV_SUBDIRS | |
218 | # Be sure to cover against remnants of an in-tree build. | |
219 | if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then | |
220 | AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}. | |
221 | Use a pristine source tree when building in a separate tree]) | |
222 | fi | |
223 | ||
224 | # Skipdirs are removed silently. | |
225 | skipdirs= | |
226 | # Noconfigdirs are removed loudly. | |
227 | noconfigdirs="" | |
228 | ||
229 | use_gnu_ld= | |
230 | # Make sure we don't let GNU ld be added if we didn't want it. | |
231 | if test x$with_gnu_ld = xno ; then | |
232 | use_gnu_ld=no | |
233 | noconfigdirs="$noconfigdirs ld gold" | |
234 | fi | |
235 | ||
236 | use_gnu_as= | |
237 | # Make sure we don't let GNU as be added if we didn't want it. | |
238 | if test x$with_gnu_as = xno ; then | |
239 | use_gnu_as=no | |
240 | noconfigdirs="$noconfigdirs gas" | |
241 | fi | |
242 | ||
243 | use_included_zlib= | |
244 | # Make sure we don't let ZLIB be added if we didn't want it. | |
245 | if test x$with_system_zlib = xyes ; then | |
246 | use_included_zlib=no | |
247 | noconfigdirs="$noconfigdirs zlib" | |
248 | fi | |
249 | ||
250 | # some tools are so dependent upon X11 that if we're not building with X, | |
251 | # it's not even worth trying to configure, much less build, that tool. | |
252 | ||
253 | case ${with_x} in | |
254 | yes | "") ;; # the default value for this tree is that X11 is available | |
255 | no) | |
256 | skipdirs="${skipdirs} tk itcl libgui" | |
257 | # We won't be able to build gdbtk without X. | |
258 | enable_gdbtk=no | |
259 | ;; | |
260 | *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;; | |
261 | esac | |
262 | ||
263 | # Some are only suitable for cross toolchains. | |
264 | # Remove these if host=target. | |
265 | cross_only="target-libgloss target-newlib target-opcodes" | |
266 | ||
267 | case $is_cross_compiler in | |
268 | no) skipdirs="${skipdirs} ${cross_only}" ;; | |
269 | esac | |
270 | ||
271 | # If both --with-headers and --with-libs are specified, default to | |
272 | # --without-newlib. | |
273 | if test x"${with_headers}" != x && test x"${with_headers}" != xno \ | |
274 | && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
275 | if test x"${with_newlib}" = x ; then | |
276 | with_newlib=no | |
277 | fi | |
278 | fi | |
279 | ||
280 | # Recognize --with-newlib/--without-newlib. | |
281 | case ${with_newlib} in | |
282 | no) skipdirs="${skipdirs} target-newlib" ;; | |
283 | yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;; | |
284 | esac | |
285 | ||
286 | # Handle --enable-gold, --enable-ld. | |
287 | # --disable-gold [--enable-ld] | |
288 | # Build only ld. Default option. | |
289 | # --enable-gold [--enable-ld] | |
290 | # Build both gold and ld. Install gold as "ld.gold", install ld | |
291 | # as "ld.bfd" and "ld". | |
292 | # --enable-gold=default [--enable-ld] | |
293 | # Build both gold and ld. Install gold as "ld.gold" and "ld", | |
294 | # install ld as "ld.bfd". | |
295 | # --enable-gold[=default] --disable-ld | |
296 | # Build only gold, which is then installed as both "ld.gold" and "ld". | |
297 | # --enable-gold --enable-ld=default | |
298 | # Build both gold (installed as "ld.gold") and ld (installed as "ld" | |
299 | # and ld.bfd). | |
300 | # In other words, ld is default | |
301 | # --enable-gold=default --enable-ld=default | |
302 | # Error. | |
303 | ||
304 | default_ld= | |
305 | AC_ARG_ENABLE(gold, | |
306 | [AS_HELP_STRING([[--enable-gold[=ARG]]], | |
307 | [build gold @<:@ARG={default,yes,no}@:>@])], | |
308 | ENABLE_GOLD=$enableval, | |
309 | ENABLE_GOLD=no) | |
310 | case "${ENABLE_GOLD}" in | |
311 | yes|default) | |
312 | # Check for ELF target. | |
313 | is_elf=no | |
314 | case "${target}" in | |
315 | *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \ | |
316 | | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \ | |
317 | | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \ | |
318 | | *-*-solaris2* | *-*-nto*) | |
319 | case "${target}" in | |
320 | *-*-linux*aout* | *-*-linux*oldld*) | |
321 | ;; | |
322 | *) | |
323 | is_elf=yes | |
324 | ;; | |
325 | esac | |
326 | esac | |
327 | ||
328 | if test "$is_elf" = "yes"; then | |
329 | # Check for target supported by gold. | |
330 | case "${target}" in | |
331 | i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*) | |
332 | configdirs="$configdirs gold" | |
333 | if test x${ENABLE_GOLD} = xdefault; then | |
334 | default_ld=gold | |
335 | fi | |
336 | ENABLE_GOLD=yes | |
337 | ;; | |
338 | esac | |
339 | fi | |
340 | ;; | |
341 | no) | |
342 | ;; | |
343 | *) | |
344 | AC_MSG_ERROR([invalid --enable-gold argument]) | |
345 | ;; | |
346 | esac | |
347 | ||
348 | AC_ARG_ENABLE(ld, | |
349 | [AS_HELP_STRING([[--enable-ld[=ARG]]], | |
350 | [build ld @<:@ARG={default,yes,no}@:>@])], | |
351 | ENABLE_LD=$enableval, | |
352 | ENABLE_LD=yes) | |
353 | ||
354 | case "${ENABLE_LD}" in | |
355 | default) | |
356 | if test x${default_ld} != x; then | |
357 | AC_MSG_ERROR([either gold or ld can be the default ld]) | |
358 | fi | |
359 | ;; | |
360 | yes) | |
361 | ;; | |
362 | no) | |
363 | if test x${ENABLE_GOLD} != xyes; then | |
364 | AC_MSG_WARN([neither ld nor gold are enabled]) | |
365 | fi | |
366 | configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'` | |
367 | ;; | |
368 | *) | |
369 | AC_MSG_ERROR([invalid --enable-ld argument]) | |
370 | ;; | |
371 | esac | |
372 | ||
373 | # Configure extra directories which are host specific | |
374 | ||
375 | case "${host}" in | |
376 | *-cygwin*) | |
377 | configdirs="$configdirs libtermcap" ;; | |
378 | esac | |
379 | ||
380 | # A target can indicate whether a language isn't supported for some reason. | |
381 | # Only spaces may be used in this macro; not newlines or tabs. | |
382 | unsupported_languages= | |
383 | ||
384 | # Remove more programs from consideration, based on the host or | |
385 | # target this usually means that a port of the program doesn't | |
386 | # exist yet. | |
387 | ||
388 | case "${host}" in | |
389 | i[[3456789]]86-*-msdosdjgpp*) | |
390 | noconfigdirs="$noconfigdirs tcl tk itcl" | |
391 | ;; | |
392 | esac | |
393 | ||
394 | ||
395 | AC_ARG_ENABLE(libquadmath, | |
396 | AS_HELP_STRING([--disable-libquadmath], | |
397 | [do not build libquadmath directory]), | |
398 | ENABLE_LIBQUADMATH=$enableval, | |
399 | ENABLE_LIBQUADMATH=yes) | |
400 | if test "${ENABLE_LIBQUADMATH}" = "no" ; then | |
401 | noconfigdirs="$noconfigdirs target-libquadmath" | |
402 | fi | |
403 | ||
404 | ||
405 | AC_ARG_ENABLE(libquadmath-support, | |
406 | AS_HELP_STRING([--disable-libquadmath-support], | |
407 | [disable libquadmath support for Fortran]), | |
408 | ENABLE_LIBQUADMATH_SUPPORT=$enableval, | |
409 | ENABLE_LIBQUADMATH_SUPPORT=yes) | |
410 | enable_libquadmath_support= | |
411 | if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then | |
412 | enable_libquadmath_support=no | |
413 | fi | |
414 | ||
415 | ||
416 | AC_ARG_ENABLE(libada, | |
417 | [AS_HELP_STRING([--enable-libada], [build libada directory])], | |
418 | ENABLE_LIBADA=$enableval, | |
419 | ENABLE_LIBADA=yes) | |
420 | if test "${ENABLE_LIBADA}" != "yes" ; then | |
421 | noconfigdirs="$noconfigdirs gnattools" | |
422 | fi | |
423 | ||
424 | AC_ARG_ENABLE(libssp, | |
425 | [AS_HELP_STRING([--enable-libssp], [build libssp directory])], | |
426 | ENABLE_LIBSSP=$enableval, | |
427 | ENABLE_LIBSSP=yes) | |
428 | ||
429 | # Save it here so that, even in case of --enable-libgcj, if the Java | |
430 | # front-end isn't enabled, we still get libgcj disabled. | |
431 | libgcj_saved=$libgcj | |
432 | case $enable_libgcj in | |
433 | yes) | |
434 | # If we reset it here, it won't get added to noconfigdirs in the | |
435 | # target-specific build rules, so it will be forcibly enabled | |
436 | # (unless the Java language itself isn't enabled). | |
437 | libgcj= | |
438 | ;; | |
439 | no) | |
440 | # Make sure we get it printed in the list of not supported target libs. | |
441 | # Don't disable libffi, though, other languages use it. | |
442 | noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`" | |
443 | # Clear libgcj_saved so that even if java is enabled libffi won't be | |
444 | # built. | |
445 | libgcj_saved= | |
446 | ;; | |
447 | esac | |
448 | ||
449 | AC_ARG_ENABLE(static-libjava, | |
450 | [AS_HELP_STRING([[--enable-static-libjava[=ARG]]], | |
451 | [build static libjava @<:@default=no@:>@])], | |
452 | ENABLE_STATIC_LIBJAVA=$enableval, | |
453 | ENABLE_STATIC_LIBJAVA=no) | |
454 | enable_static_libjava= | |
455 | if test "${ENABLE_STATIC_LIBJAVA}" = "yes" ; then | |
456 | enable_static_libjava=yes | |
457 | fi | |
458 | ||
459 | if test x$enable_static_libjava != xyes ; then | |
460 | EXTRA_CONFIGARGS_LIBJAVA=--disable-static | |
461 | fi | |
462 | AC_SUBST(EXTRA_CONFIGARGS_LIBJAVA) | |
463 | ||
464 | # Disable libmudflap on some systems. | |
465 | if test x$enable_libmudflap = x ; then | |
466 | case "${target}" in | |
467 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu) | |
468 | # Enable libmudflap by default in GNU and friends. | |
469 | ;; | |
470 | *-*-freebsd*) | |
471 | # Enable libmudflap by default in FreeBSD. | |
472 | ;; | |
473 | *) | |
474 | # Disable it by default everywhere else. | |
475 | noconfigdirs="$noconfigdirs target-libmudflap" | |
476 | ;; | |
477 | esac | |
478 | fi | |
479 | ||
480 | # Disable libgomp on non POSIX hosted systems. | |
481 | if test x$enable_libgomp = x ; then | |
482 | # Enable libgomp by default on hosted POSIX systems. | |
483 | case "${target}" in | |
484 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) | |
485 | ;; | |
486 | *-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly*) | |
487 | ;; | |
488 | *-*-solaris2* | *-*-hpux11*) | |
489 | ;; | |
490 | *-*-darwin* | *-*-aix*) | |
491 | ;; | |
492 | *) | |
493 | noconfigdirs="$noconfigdirs target-libgomp" | |
494 | ;; | |
495 | esac | |
496 | fi | |
497 | ||
498 | # Disable libatomic on unsupported systems. | |
499 | if test -d ${srcdir}/libatomic; then | |
500 | if test x$enable_libatomic = x; then | |
501 | AC_MSG_CHECKING([for libatomic support]) | |
502 | if (srcdir=${srcdir}/libatomic; \ | |
503 | . ${srcdir}/configure.tgt; \ | |
504 | test -n "$UNSUPPORTED") | |
505 | then | |
506 | AC_MSG_RESULT([no]) | |
507 | noconfigdirs="$noconfigdirs target-libatomic" | |
508 | else | |
509 | AC_MSG_RESULT([yes]) | |
510 | fi | |
511 | fi | |
512 | fi | |
513 | ||
514 | # Disable libitm on unsupported systems. | |
515 | if test -d ${srcdir}/libitm; then | |
516 | if test x$enable_libitm = x; then | |
517 | AC_MSG_CHECKING([for libitm support]) | |
518 | if (srcdir=${srcdir}/libitm; \ | |
519 | . ${srcdir}/configure.tgt; \ | |
520 | test -n "$UNSUPPORTED") | |
521 | then | |
522 | AC_MSG_RESULT([no]) | |
523 | noconfigdirs="$noconfigdirs target-libitm" | |
524 | else | |
525 | AC_MSG_RESULT([yes]) | |
526 | fi | |
527 | fi | |
528 | fi | |
529 | ||
530 | # Disable libssp for some systems. | |
531 | case "${target}" in | |
532 | avr-*-*) | |
533 | # No hosted I/O support. | |
534 | noconfigdirs="$noconfigdirs target-libssp" | |
535 | ;; | |
536 | powerpc-*-aix* | rs6000-*-aix*) | |
537 | noconfigdirs="$noconfigdirs target-libssp" | |
538 | ;; | |
539 | rl78-*-*) | |
540 | # libssp uses a misaligned load to trigger a fault, but the RL78 | |
541 | # doesn't fault for those - instead, it gives a build-time error | |
542 | # for explicit misaligned loads. | |
543 | noconfigdirs="$noconfigdirs target-libssp" | |
544 | ;; | |
545 | esac | |
546 | ||
547 | # Disable libstdc++-v3 for some systems. | |
548 | case "${target}" in | |
549 | *-*-vxworks*) | |
550 | # VxWorks uses the Dinkumware C++ library. | |
551 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
552 | ;; | |
553 | arm*-wince-pe*) | |
554 | # the C++ libraries don't build on top of CE's C libraries | |
555 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
556 | ;; | |
557 | avr-*-*) | |
558 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
559 | ;; | |
560 | esac | |
561 | ||
562 | # Disable Fortran for some systems. | |
563 | case "${target}" in | |
564 | mmix-*-*) | |
565 | # See <http://gcc.gnu.org/ml/gcc-patches/2004-11/msg00572.html>. | |
566 | unsupported_languages="$unsupported_languages fortran" | |
567 | ;; | |
568 | esac | |
569 | ||
570 | # Disable Java if libffi is not supported. | |
571 | case "${target}" in | |
572 | alpha*-*-*) | |
573 | ;; | |
574 | arm*-*-*) | |
575 | ;; | |
576 | cris-*-*) | |
577 | ;; | |
578 | frv-*-*) | |
579 | ;; | |
580 | hppa*-*-linux*) | |
581 | ;; | |
582 | hppa*-*-hpux*) | |
583 | ;; | |
584 | i?86-*-*) | |
585 | ;; | |
586 | ia64*-*-*) | |
587 | ;; | |
588 | m32r*-*-*) | |
589 | ;; | |
590 | m68k-*-*) | |
591 | ;; | |
592 | mips*-*-rtems*) | |
593 | ;; | |
594 | mips*-*-linux*) | |
595 | ;; | |
596 | powerpc*-*-linux*) | |
597 | ;; | |
598 | powerpc-*-darwin*) | |
599 | ;; | |
600 | powerpc-*-aix* | rs6000-*-aix*) | |
601 | ;; | |
602 | powerpc-*-freebsd*) | |
603 | ;; | |
604 | powerpc64-*-freebsd*) | |
605 | ;; | |
606 | powerpc*-*-rtems*) | |
607 | ;; | |
608 | s390-*-* | s390x-*-*) | |
609 | ;; | |
610 | sh-*-* | sh[[34]]*-*-*) | |
611 | ;; | |
612 | sh64-*-* | sh5*-*-*) | |
613 | ;; | |
614 | sparc*-*-*) | |
615 | ;; | |
616 | x86_64-*-*) | |
617 | ;; | |
618 | *-*-*) | |
619 | unsupported_languages="$unsupported_languages java" | |
620 | ;; | |
621 | esac | |
622 | ||
623 | # Disable Java, libgcj or related libraries for some systems. | |
624 | case "${target}" in | |
625 | powerpc-*-darwin*) | |
626 | ;; | |
627 | i[[3456789]]86-*-darwin*) | |
628 | ;; | |
629 | x86_64-*-darwin[[912]]*) | |
630 | ;; | |
631 | *-*-darwin*) | |
632 | noconfigdirs="$noconfigdirs ${libgcj}" | |
633 | ;; | |
634 | *-*-netware*) | |
635 | noconfigdirs="$noconfigdirs ${libgcj}" | |
636 | ;; | |
637 | *-*-rtems*) | |
638 | noconfigdirs="$noconfigdirs ${libgcj}" | |
639 | ;; | |
640 | *-*-tpf*) | |
641 | noconfigdirs="$noconfigdirs ${libgcj}" | |
642 | ;; | |
643 | *-*-uclinux*) | |
644 | noconfigdirs="$noconfigdirs ${libgcj}" | |
645 | ;; | |
646 | *-*-vxworks*) | |
647 | noconfigdirs="$noconfigdirs ${libgcj}" | |
648 | ;; | |
649 | alpha*-*-*vms*) | |
650 | noconfigdirs="$noconfigdirs ${libgcj}" | |
651 | ;; | |
652 | arm-wince-pe) | |
653 | noconfigdirs="$noconfigdirs ${libgcj}" | |
654 | ;; | |
655 | arm*-*-symbianelf*) | |
656 | noconfigdirs="$noconfigdirs ${libgcj}" | |
657 | ;; | |
658 | bfin-*-*) | |
659 | noconfigdirs="$noconfigdirs target-boehm-gc" | |
660 | ;; | |
661 | cris-*-* | crisv32-*-*) | |
662 | unsupported_languages="$unsupported_languages java" | |
663 | case "${target}" in | |
664 | *-*-linux*) | |
665 | ;; | |
666 | *) # See PR46792 regarding target-libffi. | |
667 | noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";; | |
668 | esac | |
669 | ;; | |
670 | hppa*64*-*-linux*) | |
671 | # In this case, it's because the hppa64-linux target is for | |
672 | # the kernel only at this point and has no libc, and thus no | |
673 | # headers, crt*.o, etc., all of which are needed by these. | |
674 | unsupported_languages="$unsupported_languages java" | |
675 | ;; | |
676 | hppa*64*-*-hpux*) | |
677 | noconfigdirs="$noconfigdirs ${libgcj}" | |
678 | ;; | |
679 | hppa*-hp-hpux11*) | |
680 | ;; | |
681 | hppa*-*-hpux*) | |
682 | # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't | |
683 | # build on HP-UX 10.20. | |
684 | noconfigdirs="$noconfigdirs ${libgcj}" | |
685 | ;; | |
686 | ia64*-*-*vms*) | |
687 | noconfigdirs="$noconfigdirs ${libgcj}" | |
688 | ;; | |
689 | i[[3456789]]86-w64-mingw*) | |
690 | noconfigdirs="$noconfigdirs ${libgcj}" | |
691 | ;; | |
692 | i[[3456789]]86-*-mingw*) | |
693 | noconfigdirs="$noconfigdirs ${libgcj}" | |
694 | ;; | |
695 | x86_64-*-mingw*) | |
696 | noconfigdirs="$noconfigdirs ${libgcj}" | |
697 | ;; | |
698 | mmix-*-*) | |
699 | noconfigdirs="$noconfigdirs target-libffi target-boehm-gc" | |
700 | ;; | |
701 | powerpc-*-aix*) | |
702 | # copied from rs6000-*-* entry | |
703 | noconfigdirs="$noconfigdirs ${libgcj}" | |
704 | ;; | |
705 | rs6000-*-aix*) | |
706 | noconfigdirs="$noconfigdirs ${libgcj}" | |
707 | ;; | |
708 | *-*-lynxos*) | |
709 | noconfigdirs="$noconfigdirs ${libgcj}" | |
710 | ;; | |
711 | esac | |
712 | ||
713 | # Default libgloss CPU subdirectory. | |
714 | libgloss_dir="$target_cpu" | |
715 | ||
716 | case "${target}" in | |
717 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) | |
718 | libgloss_dir=wince | |
719 | ;; | |
720 | arm*-*-*) | |
721 | libgloss_dir=arm | |
722 | ;; | |
723 | cris-*-* | crisv32-*-*) | |
724 | libgloss_dir=cris | |
725 | ;; | |
726 | hppa*-*-*) | |
727 | libgloss_dir=pa | |
728 | ;; | |
729 | i[[3456789]]86-*-*) | |
730 | libgloss_dir=i386 | |
731 | ;; | |
732 | m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*) | |
733 | libgloss_dir=m68hc11 | |
734 | ;; | |
735 | m68*-*-* | fido-*-*) | |
736 | libgloss_dir=m68k | |
737 | ;; | |
738 | mips*-*-*) | |
739 | libgloss_dir=mips | |
740 | ;; | |
741 | powerpc*-*-*) | |
742 | libgloss_dir=rs6000 | |
743 | ;; | |
744 | sparc*-*-*) | |
745 | libgloss_dir=sparc | |
746 | ;; | |
747 | esac | |
748 | ||
749 | # Disable newlib and libgloss for various target OSes. | |
750 | case "${target}" in | |
751 | alpha*-dec-osf*) | |
752 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
753 | ;; | |
754 | i[[3456789]]86-*-linux*) | |
755 | # This section makes it possible to build newlib natively on linux. | |
756 | # If we are using a cross compiler then don't configure newlib. | |
757 | if test x${is_cross_compiler} != xno ; then | |
758 | noconfigdirs="$noconfigdirs target-newlib" | |
759 | fi | |
760 | noconfigdirs="$noconfigdirs target-libgloss" | |
761 | # If we are not using a cross compiler, do configure newlib. | |
762 | # Note however, that newlib will only be configured in this situation | |
763 | # if the --with-newlib option has been given, because otherwise | |
764 | # 'target-newlib' will appear in skipdirs. | |
765 | ;; | |
766 | i[[3456789]]86-*-rdos*) | |
767 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
768 | ;; | |
769 | sh*-*-pe|mips*-*-pe|arm-wince-pe) | |
770 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
771 | ;; | |
772 | sparc-*-sunos4*) | |
773 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
774 | ;; | |
775 | *-*-aix*) | |
776 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
777 | ;; | |
778 | *-*-beos*) | |
779 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
780 | ;; | |
781 | *-*-chorusos) | |
782 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
783 | ;; | |
784 | *-*-dragonfly*) | |
785 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
786 | ;; | |
787 | *-*-freebsd*) | |
788 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
789 | ;; | |
790 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) | |
791 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
792 | ;; | |
793 | *-*-lynxos*) | |
794 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
795 | ;; | |
796 | *-*-mingw*) | |
797 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
798 | ;; | |
799 | *-*-netbsd*) | |
800 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
801 | ;; | |
802 | *-*-netware*) | |
803 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
804 | ;; | |
805 | *-*-tpf*) | |
806 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
807 | ;; | |
808 | *-*-uclinux*) | |
809 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
810 | ;; | |
811 | *-*-vxworks*) | |
812 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
813 | ;; | |
814 | esac | |
815 | ||
816 | case "${target}" in | |
817 | *-*-chorusos) | |
818 | ;; | |
819 | powerpc-*-darwin*) | |
820 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
821 | noconfigdirs="$noconfigdirs sim target-rda" | |
822 | ;; | |
823 | i[[3456789]]86-*-darwin*) | |
824 | noconfigdirs="$noconfigdirs ld gprof" | |
825 | noconfigdirs="$noconfigdirs sim target-rda" | |
826 | ;; | |
827 | x86_64-*-darwin[[912]]*) | |
828 | noconfigdirs="$noconfigdirs ld gas gprof" | |
829 | noconfigdirs="$noconfigdirs sim target-rda" | |
830 | ;; | |
831 | *-*-darwin*) | |
832 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
833 | noconfigdirs="$noconfigdirs sim target-rda" | |
834 | ;; | |
835 | *-*-dragonfly*) | |
836 | ;; | |
837 | *-*-freebsd*) | |
838 | if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \ | |
839 | && test -f /usr/local/include/gmp.h; then | |
840 | with_gmp=/usr/local | |
841 | fi | |
842 | ;; | |
843 | *-*-kaos*) | |
844 | # Remove unsupported stuff on all kaOS configurations. | |
845 | noconfigdirs="$noconfigdirs target-libgloss" | |
846 | ;; | |
847 | *-*-netbsd*) | |
848 | ;; | |
849 | *-*-netware*) | |
850 | ;; | |
851 | *-*-rtems*) | |
852 | noconfigdirs="$noconfigdirs target-libgloss" | |
853 | ;; | |
854 | # The tpf target doesn't support gdb yet. | |
855 | *-*-tpf*) | |
856 | noconfigdirs="$noconfigdirs gdb tcl tk libgui itcl" | |
857 | ;; | |
858 | *-*-uclinux*) | |
859 | noconfigdirs="$noconfigdirs target-rda" | |
860 | ;; | |
861 | *-*-vxworks*) | |
862 | ;; | |
863 | alpha*-dec-osf*) | |
864 | # ld works, but does not support shared libraries. | |
865 | # gas doesn't generate exception information. | |
866 | noconfigdirs="$noconfigdirs gas ld" | |
867 | ;; | |
868 | alpha*-*-*vms*) | |
869 | noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss" | |
870 | ;; | |
871 | alpha*-*-*) | |
872 | # newlib is not 64 bit ready | |
873 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
874 | ;; | |
875 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) | |
876 | noconfigdirs="$noconfigdirs tcl tk itcl libgui sim" | |
877 | ;; | |
878 | arc-*-*) | |
879 | noconfigdirs="$noconfigdirs target-libgloss" | |
880 | ;; | |
881 | arm-*-pe*) | |
882 | noconfigdirs="$noconfigdirs target-libgloss" | |
883 | ;; | |
884 | arm-*-riscix*) | |
885 | noconfigdirs="$noconfigdirs ld target-libgloss" | |
886 | ;; | |
887 | c4x-*-* | tic4x-*-*) | |
888 | noconfigdirs="$noconfigdirs target-libgloss" | |
889 | ;; | |
890 | tic54x-*-*) | |
891 | noconfigdirs="$noconfigdirs target-libgloss gdb" | |
892 | ;; | |
893 | d10v-*-*) | |
894 | noconfigdirs="$noconfigdirs target-libgloss" | |
895 | ;; | |
896 | d30v-*-*) | |
897 | noconfigdirs="$noconfigdirs gdb" | |
898 | ;; | |
899 | fr30-*-elf*) | |
900 | noconfigdirs="$noconfigdirs gdb" | |
901 | ;; | |
902 | moxie-*-*) | |
903 | noconfigdirs="$noconfigdirs gprof" | |
904 | ;; | |
905 | h8300*-*-*) | |
906 | noconfigdirs="$noconfigdirs target-libgloss" | |
907 | ;; | |
908 | h8500-*-*) | |
909 | noconfigdirs="$noconfigdirs target-libgloss" | |
910 | ;; | |
911 | hppa1.1-*-osf* | hppa1.1-*-bsd* ) | |
912 | ;; | |
913 | hppa*64*-*-linux*) | |
914 | ;; | |
915 | hppa*-*-linux*) | |
916 | ;; | |
917 | hppa*-*-*elf* | \ | |
918 | hppa*-*-lites* | \ | |
919 | hppa*-*-openbsd* | \ | |
920 | hppa*64*-*-*) | |
921 | ;; | |
922 | hppa*-hp-hpux11*) | |
923 | noconfigdirs="$noconfigdirs ld" | |
924 | ;; | |
925 | hppa*-*-pro*) | |
926 | ;; | |
927 | hppa*-*-*) | |
928 | noconfigdirs="$noconfigdirs ld" | |
929 | ;; | |
930 | i960-*-*) | |
931 | noconfigdirs="$noconfigdirs gdb" | |
932 | ;; | |
933 | ia64*-*-elf*) | |
934 | # No gdb support yet. | |
935 | noconfigdirs="$noconfigdirs readline libgui itcl gdb" | |
936 | ;; | |
937 | ia64*-**-hpux*) | |
938 | # No ld support yet. | |
939 | noconfigdirs="$noconfigdirs libgui itcl ld" | |
940 | ;; | |
941 | ia64*-*-*vms*) | |
942 | # No ld support yet. | |
943 | noconfigdirs="$noconfigdirs libgui itcl ld" | |
944 | ;; | |
945 | i[[3456789]]86-w64-mingw*) | |
946 | ;; | |
947 | i[[3456789]]86-*-mingw*) | |
948 | target_configdirs="$target_configdirs target-winsup" | |
949 | ;; | |
950 | *-*-cygwin*) | |
951 | target_configdirs="$target_configdirs target-libtermcap target-winsup" | |
952 | noconfigdirs="$noconfigdirs target-libgloss" | |
953 | # always build newlib if winsup directory is present. | |
954 | if test -d "$srcdir/winsup/cygwin"; then | |
955 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` | |
956 | elif test -d "$srcdir/newlib"; then | |
957 | echo "Warning: winsup/cygwin is missing so newlib can't be built." | |
958 | fi | |
959 | ;; | |
960 | i[[3456789]]86-*-pe) | |
961 | noconfigdirs="$noconfigdirs target-libgloss" | |
962 | ;; | |
963 | i[[3456789]]86-*-sco3.2v5*) | |
964 | # The linker does not yet know about weak symbols in COFF, | |
965 | # and is not configured to handle mixed ELF and COFF. | |
966 | noconfigdirs="$noconfigdirs ld target-libgloss" | |
967 | ;; | |
968 | i[[3456789]]86-*-sco*) | |
969 | noconfigdirs="$noconfigdirs gprof target-libgloss" | |
970 | ;; | |
971 | i[[3456789]]86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*) | |
972 | noconfigdirs="$noconfigdirs target-libgloss" | |
973 | ;; | |
974 | i[[3456789]]86-*-sysv4*) | |
975 | noconfigdirs="$noconfigdirs target-libgloss" | |
976 | ;; | |
977 | i[[3456789]]86-*-beos*) | |
978 | noconfigdirs="$noconfigdirs gdb" | |
979 | ;; | |
980 | i[[3456789]]86-*-rdos*) | |
981 | noconfigdirs="$noconfigdirs gdb" | |
982 | ;; | |
983 | mmix-*-*) | |
984 | noconfigdirs="$noconfigdirs gdb" | |
985 | ;; | |
986 | mt-*-*) | |
987 | noconfigdirs="$noconfigdirs sim" | |
988 | ;; | |
989 | powerpc-*-aix*) | |
990 | # copied from rs6000-*-* entry | |
991 | noconfigdirs="$noconfigdirs gprof" | |
992 | ;; | |
993 | powerpc*-*-winnt* | powerpc*-*-pe*) | |
994 | target_configdirs="$target_configdirs target-winsup" | |
995 | noconfigdirs="$noconfigdirs gdb tcl tk target-libgloss itcl" | |
996 | # always build newlib. | |
997 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` | |
998 | ;; | |
999 | # This is temporary until we can link against shared libraries | |
1000 | powerpcle-*-solaris*) | |
1001 | noconfigdirs="$noconfigdirs gdb sim tcl tk itcl" | |
1002 | ;; | |
1003 | powerpc-*-beos*) | |
1004 | noconfigdirs="$noconfigdirs gdb" | |
1005 | ;; | |
1006 | rs6000-*-lynxos*) | |
1007 | noconfigdirs="$noconfigdirs gprof" | |
1008 | ;; | |
1009 | rs6000-*-aix*) | |
1010 | noconfigdirs="$noconfigdirs gprof" | |
1011 | ;; | |
1012 | rs6000-*-*) | |
1013 | noconfigdirs="$noconfigdirs gprof" | |
1014 | ;; | |
1015 | m68k-apollo-*) | |
1016 | noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss" | |
1017 | ;; | |
1018 | microblaze*) | |
1019 | noconfigdirs="$noconfigdirs gprof" | |
1020 | ;; | |
1021 | mips*-sde-elf*) | |
1022 | if test x$with_newlib = xyes; then | |
1023 | noconfigdirs="$noconfigdirs gprof" | |
1024 | fi | |
1025 | ;; | |
1026 | mips*-*-irix5*) | |
1027 | noconfigdirs="$noconfigdirs gprof target-libgloss" | |
1028 | ;; | |
1029 | mips*-*-irix6*) | |
1030 | noconfigdirs="$noconfigdirs gprof target-libgloss" | |
1031 | ;; | |
1032 | mips*-*-bsd*) | |
1033 | noconfigdirs="$noconfigdirs gprof target-libgloss" | |
1034 | ;; | |
1035 | mips*-*-linux*) | |
1036 | ;; | |
1037 | mips*-*-*) | |
1038 | noconfigdirs="$noconfigdirs gprof" | |
1039 | ;; | |
1040 | sh-*-* | sh64-*-*) | |
1041 | case "${target}" in | |
1042 | sh*-*-elf) | |
1043 | ;; | |
1044 | *) | |
1045 | noconfigdirs="$noconfigdirs target-libgloss" ;; | |
1046 | esac | |
1047 | ;; | |
1048 | sparc-*-sunos4*) | |
1049 | if test x${is_cross_compiler} = xno ; then | |
1050 | use_gnu_ld=no | |
1051 | fi | |
1052 | ;; | |
1053 | tic6x-*-*) | |
1054 | noconfigdirs="$noconfigdirs sim" | |
1055 | ;; | |
1056 | tilepro-*-* | tilegx-*-*) | |
1057 | noconfigdirs="$noconfigdirs sim" | |
1058 | ;; | |
1059 | v810-*-*) | |
1060 | noconfigdirs="$noconfigdirs bfd binutils gas gdb ld opcodes target-libgloss" | |
1061 | ;; | |
1062 | vax-*-*) | |
1063 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
1064 | ;; | |
1065 | esac | |
1066 | ||
1067 | # If we aren't building newlib, then don't build libgloss, since libgloss | |
1068 | # depends upon some newlib header files. | |
1069 | case "${noconfigdirs}" in | |
1070 | *target-libgloss*) ;; | |
1071 | *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;; | |
1072 | esac | |
1073 | ||
1074 | # Work in distributions that contain no compiler tools, like Autoconf. | |
1075 | host_makefile_frag=/dev/null | |
1076 | if test -d ${srcdir}/config ; then | |
1077 | case "${host}" in | |
1078 | i[[3456789]]86-*-msdosdjgpp*) | |
1079 | host_makefile_frag="config/mh-djgpp" | |
1080 | ;; | |
1081 | *-cygwin*) | |
1082 | ACX_CHECK_CYGWIN_CAT_WORKS | |
1083 | host_makefile_frag="config/mh-cygwin" | |
1084 | ;; | |
1085 | *-mingw*) | |
1086 | host_makefile_frag="config/mh-mingw" | |
1087 | ;; | |
1088 | hppa*-hp-hpux10*) | |
1089 | host_makefile_frag="config/mh-pa-hpux10" | |
1090 | ;; | |
1091 | hppa*-hp-hpux*) | |
1092 | host_makefile_frag="config/mh-pa" | |
1093 | ;; | |
1094 | hppa*-*) | |
1095 | host_makefile_frag="config/mh-pa" | |
1096 | ;; | |
1097 | *-*-darwin*) | |
1098 | host_makefile_frag="config/mh-darwin" | |
1099 | ;; | |
1100 | powerpc-*-aix*) | |
1101 | host_makefile_frag="config/mh-ppc-aix" | |
1102 | ;; | |
1103 | rs6000-*-aix*) | |
1104 | host_makefile_frag="config/mh-ppc-aix" | |
1105 | ;; | |
1106 | esac | |
1107 | fi | |
1108 | ||
1109 | if test "${build}" != "${host}" ; then | |
1110 | AR_FOR_BUILD=${AR_FOR_BUILD-ar} | |
1111 | AS_FOR_BUILD=${AS_FOR_BUILD-as} | |
1112 | CC_FOR_BUILD=${CC_FOR_BUILD-gcc} | |
1113 | CXX_FOR_BUILD=${CXX_FOR_BUILD-g++} | |
1114 | GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj} | |
1115 | GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran} | |
1116 | GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo} | |
1117 | DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool} | |
1118 | LD_FOR_BUILD=${LD_FOR_BUILD-ld} | |
1119 | NM_FOR_BUILD=${NM_FOR_BUILD-nm} | |
1120 | RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib} | |
1121 | WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres} | |
1122 | WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc} | |
1123 | else | |
1124 | AR_FOR_BUILD="\$(AR)" | |
1125 | AS_FOR_BUILD="\$(AS)" | |
1126 | CC_FOR_BUILD="\$(CC)" | |
1127 | CXX_FOR_BUILD="\$(CXX)" | |
1128 | GCJ_FOR_BUILD="\$(GCJ)" | |
1129 | GFORTRAN_FOR_BUILD="\$(GFORTRAN)" | |
1130 | GOC_FOR_BUILD="\$(GOC)" | |
1131 | DLLTOOL_FOR_BUILD="\$(DLLTOOL)" | |
1132 | LD_FOR_BUILD="\$(LD)" | |
1133 | NM_FOR_BUILD="\$(NM)" | |
1134 | RANLIB_FOR_BUILD="\$(RANLIB)" | |
1135 | WINDRES_FOR_BUILD="\$(WINDRES)" | |
1136 | WINDMC_FOR_BUILD="\$(WINDMC)" | |
1137 | fi | |
1138 | ||
1139 | AC_PROG_CC | |
1140 | AC_PROG_CXX | |
1141 | ||
1142 | # We must set the default linker to the linker used by gcc for the correct | |
1143 | # operation of libtool. If LD is not defined and we are using gcc, try to | |
1144 | # set the LD default to the ld used by gcc. | |
1145 | if test -z "$LD"; then | |
1146 | if test "$GCC" = yes; then | |
1147 | case $build in | |
1148 | *-*-mingw*) | |
1149 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;; | |
1150 | *) | |
1151 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;; | |
1152 | esac | |
1153 | case $gcc_prog_ld in | |
1154 | # Accept absolute paths. | |
1155 | [[\\/]* | [A-Za-z]:[\\/]*)] | |
1156 | LD="$gcc_prog_ld" ;; | |
1157 | esac | |
1158 | fi | |
1159 | fi | |
1160 | ||
1161 | ACX_PROG_GNAT | |
1162 | ACX_PROG_CMP_IGNORE_INITIAL | |
1163 | ||
1164 | AC_ARG_ENABLE([bootstrap], | |
1165 | [AS_HELP_STRING([--enable-bootstrap], | |
1166 | [enable bootstrapping @<:@yes if native build@:>@])],, | |
1167 | enable_bootstrap=default) | |
1168 | ||
1169 | # Issue errors and warnings for invalid/strange bootstrap combinations. | |
1170 | if test -r $srcdir/gcc/configure; then | |
1171 | have_compiler=yes | |
1172 | else | |
1173 | have_compiler=no | |
1174 | fi | |
1175 | ||
1176 | case "$have_compiler:$host:$target:$enable_bootstrap" in | |
1177 | *:*:*:no) ;; | |
1178 | ||
1179 | # Default behavior. Enable bootstrap if we have a compiler | |
1180 | # and we are in a native configuration. | |
1181 | yes:$build:$build:default) | |
1182 | enable_bootstrap=yes ;; | |
1183 | ||
1184 | *:*:*:default) | |
1185 | enable_bootstrap=no ;; | |
1186 | ||
1187 | # We have a compiler and we are in a native configuration, bootstrap is ok | |
1188 | yes:$build:$build:yes) | |
1189 | ;; | |
1190 | ||
1191 | # Other configurations, but we have a compiler. Assume the user knows | |
1192 | # what he's doing. | |
1193 | yes:*:*:yes) | |
1194 | AC_MSG_WARN([trying to bootstrap a cross compiler]) | |
1195 | ;; | |
1196 | ||
1197 | # No compiler: if they passed --enable-bootstrap explicitly, fail | |
1198 | no:*:*:yes) | |
1199 | AC_MSG_ERROR([cannot bootstrap without a compiler]) ;; | |
1200 | ||
1201 | # Fail if wrong command line | |
1202 | *) | |
1203 | AC_MSG_ERROR([invalid option for --enable-bootstrap]) | |
1204 | ;; | |
1205 | esac | |
1206 | ||
1207 | # Used for setting $lt_cv_objdir | |
1208 | _LT_CHECK_OBJDIR | |
1209 | ||
1210 | # Check for GMP, MPFR and MPC | |
1211 | gmplibs="-lmpc -lmpfr -lgmp" | |
1212 | gmpinc= | |
1213 | have_gmp=no | |
1214 | ||
1215 | # Specify a location for mpc | |
1216 | # check for this first so it ends up on the link line before mpfr. | |
1217 | AC_ARG_WITH(mpc, | |
1218 | [AS_HELP_STRING([--with-mpc=PATH], | |
1219 | [specify prefix directory for installed MPC package. | |
1220 | Equivalent to --with-mpc-include=PATH/include | |
1221 | plus --with-mpc-lib=PATH/lib])]) | |
1222 | AC_ARG_WITH(mpc-include, | |
1223 | [AS_HELP_STRING([--with-mpc-include=PATH], | |
1224 | [specify directory for installed MPC include files])]) | |
1225 | AC_ARG_WITH(mpc-lib, | |
1226 | [AS_HELP_STRING([--with-mpc-lib=PATH], | |
1227 | [specify directory for the installed MPC library])]) | |
1228 | ||
1229 | if test "x$with_mpc" != x; then | |
1230 | gmplibs="-L$with_mpc/lib $gmplibs" | |
1231 | gmpinc="-I$with_mpc/include $gmpinc" | |
1232 | fi | |
1233 | if test "x$with_mpc_include" != x; then | |
1234 | gmpinc="-I$with_mpc_include $gmpinc" | |
1235 | fi | |
1236 | if test "x$with_mpc_lib" != x; then | |
1237 | gmplibs="-L$with_mpc_lib $gmplibs" | |
1238 | fi | |
1239 | if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then | |
1240 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs" | |
1241 | gmpinc='-I$$s/mpc/src '"$gmpinc" | |
1242 | # Do not test the mpc version. Assume that it is sufficient, since | |
1243 | # it is in the source tree, and the library has not been built yet | |
1244 | # but it would be included on the link line in the version check below | |
1245 | # hence making the test fail. | |
1246 | have_gmp=yes | |
1247 | fi | |
1248 | ||
1249 | # Specify a location for mpfr | |
1250 | # check for this first so it ends up on the link line before gmp. | |
1251 | AC_ARG_WITH(mpfr-dir, | |
1252 | [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])], | |
1253 | [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed. | |
1254 | Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])]) | |
1255 | ||
1256 | AC_ARG_WITH(mpfr, | |
1257 | [AS_HELP_STRING([--with-mpfr=PATH], | |
1258 | [specify prefix directory for installed MPFR package. | |
1259 | Equivalent to --with-mpfr-include=PATH/include | |
1260 | plus --with-mpfr-lib=PATH/lib])]) | |
1261 | AC_ARG_WITH(mpfr-include, | |
1262 | [AS_HELP_STRING([--with-mpfr-include=PATH], | |
1263 | [specify directory for installed MPFR include files])]) | |
1264 | AC_ARG_WITH(mpfr-lib, | |
1265 | [AS_HELP_STRING([--with-mpfr-lib=PATH], | |
1266 | [specify directory for the installed MPFR library])]) | |
1267 | ||
1268 | if test "x$with_mpfr" != x; then | |
1269 | gmplibs="-L$with_mpfr/lib $gmplibs" | |
1270 | gmpinc="-I$with_mpfr/include $gmpinc" | |
1271 | fi | |
1272 | if test "x$with_mpfr_include" != x; then | |
1273 | gmpinc="-I$with_mpfr_include $gmpinc" | |
1274 | fi | |
1275 | if test "x$with_mpfr_lib" != x; then | |
1276 | gmplibs="-L$with_mpfr_lib $gmplibs" | |
1277 | fi | |
1278 | if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then | |
1279 | # MPFR v3.1.0 moved the sources into a src sub-directory. | |
1280 | if test -d ${srcdir}/mpfr/src; then | |
1281 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir $gmplibs" | |
1282 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr/src -I$$s/mpfr/src '"$gmpinc" | |
1283 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr/src --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir" | |
1284 | else | |
1285 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs" | |
1286 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc" | |
1287 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir" | |
1288 | fi | |
1289 | # Do not test the mpfr version. Assume that it is sufficient, since | |
1290 | # it is in the source tree, and the library has not been built yet | |
1291 | # but it would be included on the link line in the version check below | |
1292 | # hence making the test fail. | |
1293 | have_gmp=yes | |
1294 | fi | |
1295 | ||
1296 | # Specify a location for gmp | |
1297 | AC_ARG_WITH(gmp-dir, | |
1298 | [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])], | |
1299 | [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed. | |
1300 | Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])]) | |
1301 | ||
1302 | AC_ARG_WITH(gmp, | |
1303 | [AS_HELP_STRING([--with-gmp=PATH], | |
1304 | [specify prefix directory for the installed GMP package. | |
1305 | Equivalent to --with-gmp-include=PATH/include | |
1306 | plus --with-gmp-lib=PATH/lib])]) | |
1307 | AC_ARG_WITH(gmp-include, | |
1308 | [AS_HELP_STRING([--with-gmp-include=PATH], | |
1309 | [specify directory for installed GMP include files])]) | |
1310 | AC_ARG_WITH(gmp-lib, | |
1311 | [AS_HELP_STRING([--with-gmp-lib=PATH], | |
1312 | [specify directory for the installed GMP library])]) | |
1313 | ||
1314 | ||
1315 | if test "x$with_gmp" != x; then | |
1316 | gmplibs="-L$with_gmp/lib $gmplibs" | |
1317 | gmpinc="-I$with_gmp/include $gmpinc" | |
1318 | fi | |
1319 | if test "x$with_gmp_include" != x; then | |
1320 | gmpinc="-I$with_gmp_include $gmpinc" | |
1321 | fi | |
1322 | if test "x$with_gmp_lib" != x; then | |
1323 | gmplibs="-L$with_gmp_lib $gmplibs" | |
1324 | fi | |
1325 | if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then | |
1326 | gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs" | |
1327 | gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc" | |
1328 | extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" | |
1329 | extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" | |
1330 | extra_isl_gmp_configure_flags='--with-gmp-builddir=$$r/$(HOST_SUBDIR)/gmp' | |
1331 | # Do not test the gmp version. Assume that it is sufficient, since | |
1332 | # it is in the source tree, and the library has not been built yet | |
1333 | # but it would be included on the link line in the version check below | |
1334 | # hence making the test fail. | |
1335 | have_gmp=yes | |
1336 | fi | |
1337 | ||
1338 | if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then | |
1339 | have_gmp=yes | |
1340 | saved_CFLAGS="$CFLAGS" | |
1341 | CFLAGS="$CFLAGS $gmpinc" | |
1342 | # Check for the recommended and required versions of GMP. | |
1343 | AC_MSG_CHECKING([for the correct version of gmp.h]) | |
1344 | AC_TRY_COMPILE([#include "gmp.h"],[ | |
1345 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) | |
1346 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
1347 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0) | |
1348 | choke me | |
1349 | #endif | |
1350 | ], [AC_TRY_COMPILE([#include <gmp.h>],[ | |
1351 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) | |
1352 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
1353 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2) | |
1354 | choke me | |
1355 | #endif | |
1356 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], | |
1357 | [AC_MSG_RESULT([no]); have_gmp=no]) | |
1358 | ||
1359 | # If we have GMP, check the MPFR version. | |
1360 | if test x"$have_gmp" = xyes; then | |
1361 | # Check for the recommended and required versions of MPFR. | |
1362 | AC_MSG_CHECKING([for the correct version of mpfr.h]) | |
1363 | AC_TRY_COMPILE([#include <gmp.h> | |
1364 | #include <mpfr.h>],[ | |
1365 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,0) | |
1366 | choke me | |
1367 | #endif | |
1368 | ], [AC_TRY_COMPILE([#include <gmp.h> | |
1369 | #include <mpfr.h>],[ | |
1370 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2) | |
1371 | choke me | |
1372 | #endif | |
1373 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], | |
1374 | [AC_MSG_RESULT([no]); have_gmp=no]) | |
1375 | fi | |
1376 | ||
1377 | # Check for the MPC header version. | |
1378 | if test x"$have_gmp" = xyes ; then | |
1379 | # Check for the recommended and required versions of MPC. | |
1380 | AC_MSG_CHECKING([for the correct version of mpc.h]) | |
1381 | AC_TRY_COMPILE([#include <mpc.h>],[ | |
1382 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,0) | |
1383 | choke me | |
1384 | #endif | |
1385 | ], [AC_TRY_COMPILE([#include <mpc.h>],[ | |
1386 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,1) | |
1387 | choke me | |
1388 | #endif | |
1389 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], | |
1390 | [AC_MSG_RESULT([no]); have_gmp=no]) | |
1391 | fi | |
1392 | ||
1393 | # Now check the MPFR library. | |
1394 | if test x"$have_gmp" = xyes; then | |
1395 | saved_LIBS="$LIBS" | |
1396 | LIBS="$LIBS $gmplibs" | |
1397 | AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries]) | |
1398 | AC_TRY_LINK([#include <mpc.h>],[ | |
1399 | mpfr_t n; | |
1400 | mpfr_t x; | |
1401 | mpc_t c; | |
1402 | int t; | |
1403 | mpfr_init (n); | |
1404 | mpfr_init (x); | |
1405 | mpfr_atan2 (n, n, x, GMP_RNDN); | |
1406 | mpfr_erfc (n, x, GMP_RNDN); | |
1407 | mpfr_subnormalize (x, t, GMP_RNDN); | |
1408 | mpfr_clear(n); | |
1409 | mpfr_clear(x); | |
1410 | mpc_init2 (c, 53); | |
1411 | mpc_set_ui_ui (c, 1, 1, MPC_RNDNN); | |
1412 | mpc_cosh (c, c, MPC_RNDNN); | |
1413 | mpc_pow (c, c, c, MPC_RNDNN); | |
1414 | mpc_acosh (c, c, MPC_RNDNN); | |
1415 | mpc_clear (c); | |
1416 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no]) | |
1417 | LIBS="$saved_LIBS" | |
1418 | fi | |
1419 | ||
1420 | CFLAGS="$saved_CFLAGS" | |
1421 | ||
1422 | # The library versions listed in the error message below should match | |
1423 | # the HARD-minimums enforced above. | |
1424 | if test x$have_gmp != xyes; then | |
1425 | AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.4.0+ and MPC 0.8.0+. | |
1426 | Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify | |
1427 | their locations. Source code for these libraries can be found at | |
1428 | their respective hosting sites as well as at | |
1429 | ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also | |
1430 | http://gcc.gnu.org/install/prerequisites.html for additional info. If | |
1431 | you obtained GMP, MPFR and/or MPC from a vendor distribution package, | |
1432 | make sure that you have installed both the libraries and the header | |
1433 | files. They may be located in separate packages.]) | |
1434 | fi | |
1435 | fi | |
1436 | ||
1437 | # Flags needed for both GMP, MPFR and/or MPC. | |
1438 | AC_SUBST(gmplibs) | |
1439 | AC_SUBST(gmpinc) | |
1440 | AC_SUBST(extra_mpfr_configure_flags) | |
1441 | AC_SUBST(extra_mpc_gmp_configure_flags) | |
1442 | AC_SUBST(extra_mpc_mpfr_configure_flags) | |
1443 | AC_SUBST(extra_isl_gmp_configure_flags) | |
1444 | ||
1445 | # Allow host libstdc++ to be specified for static linking with PPL. | |
1446 | AC_ARG_WITH(host-libstdcxx, | |
1447 | [AS_HELP_STRING([--with-host-libstdcxx=L], | |
1448 | [use linker arguments L to link with libstdc++ | |
1449 | when linking with PPL])]) | |
1450 | ||
1451 | case $with_host_libstdcxx in | |
1452 | no|yes) | |
1453 | AC_MSG_ERROR([-with-host-libstdcxx needs an argument]) | |
1454 | ;; | |
1455 | esac | |
1456 | ||
1457 | # Linker flags to use for stage1 or when not boostrapping. | |
1458 | AC_ARG_WITH(stage1-ldflags, | |
1459 | [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])], | |
1460 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1461 | stage1_ldflags= | |
1462 | else | |
1463 | stage1_ldflags=$withval | |
1464 | fi], | |
1465 | [stage1_ldflags=]) | |
1466 | AC_SUBST(stage1_ldflags) | |
1467 | ||
1468 | # Libraries to use for stage1 or when not bootstrapping. | |
1469 | AC_ARG_WITH(stage1-libs, | |
1470 | [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])], | |
1471 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1472 | stage1_libs= | |
1473 | else | |
1474 | stage1_libs=$withval | |
1475 | fi], | |
1476 | [stage1_libs=$with_host_libstdcxx]) | |
1477 | AC_SUBST(stage1_libs) | |
1478 | ||
1479 | # Libraries to use for stage2 and later builds. This defaults to the | |
1480 | # argument passed to --with-host-libstdcxx. | |
1481 | AC_ARG_WITH(boot-libs, | |
1482 | [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])], | |
1483 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1484 | poststage1_libs= | |
1485 | else | |
1486 | poststage1_libs=$withval | |
1487 | fi], | |
1488 | [poststage1_libs=$with_host_libstdcxx]) | |
1489 | AC_SUBST(poststage1_libs) | |
1490 | ||
1491 | # Linker flags to use for stage2 and later builds. | |
1492 | AC_ARG_WITH(boot-ldflags, | |
1493 | [AS_HELP_STRING([--with-boot-ldflags=FLAGS], | |
1494 | [linker flags for stage2 and later])], | |
1495 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1496 | poststage1_ldflags= | |
1497 | else | |
1498 | poststage1_ldflags=$withval | |
1499 | fi], | |
1500 | [poststage1_ldflags= | |
1501 | # In stages 2 and 3, default to linking libstdc++ and libgcc | |
1502 | # statically. But if the user explicitly specified the libraries to | |
1503 | # use, trust that they are doing what they want. | |
1504 | if test "$poststage1_libs" = ""; then | |
1505 | poststage1_ldflags="-static-libstdc++ -static-libgcc" | |
1506 | fi]) | |
1507 | AC_SUBST(poststage1_ldflags) | |
1508 | ||
1509 | # Check for ISL | |
1510 | dnl Provide configure switches and initialize islinc & isllibs | |
1511 | dnl with user input. | |
1512 | ISL_INIT_FLAGS | |
1513 | if test "x$with_isl" != "xno"; then | |
1514 | dnl The minimal version of ISL required for Graphite. | |
1515 | ISL_CHECK_VERSION(0,10) | |
1516 | ||
1517 | dnl Only execute fail-action, if ISL has been requested. | |
1518 | ISL_IF_FAILED([ | |
1519 | AC_MSG_ERROR([Unable to find a usable ISL. See config.log for details.])]) | |
1520 | fi | |
1521 | ||
1522 | # Check for CLOOG | |
1523 | dnl Provide configure switches and initialize clooginc & clooglibs | |
1524 | dnl with user input. | |
1525 | CLOOG_INIT_FLAGS | |
1526 | if test "x$isllibs" = x && test "x$islinc" = x; then | |
1527 | clooglibs= | |
1528 | clooginc= | |
1529 | elif test "x$with_cloog" != "xno"; then | |
1530 | dnl The minimal version of CLooG required for Graphite. | |
1531 | dnl | |
1532 | dnl If we use CLooG-Legacy, the provided version information is | |
1533 | dnl ignored. | |
1534 | CLOOG_CHECK_VERSION(0,17,0) | |
1535 | ||
1536 | dnl Only execute fail-action, if CLooG has been requested. | |
1537 | CLOOG_IF_FAILED([ | |
1538 | AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])]) | |
1539 | fi | |
1540 | ||
1541 | # If either the ISL or the CLooG check failed, disable builds of in-tree | |
1542 | # variants of both | |
1543 | if test "x$clooglibs" = x && test "x$clooginc" = x; then | |
1544 | noconfigdirs="$noconfigdirs cloog isl" | |
1545 | fi | |
1546 | ||
1547 | # Check for LTO support. | |
1548 | AC_ARG_ENABLE(lto, | |
1549 | [AS_HELP_STRING([--enable-lto], [enable link time optimization support])], | |
1550 | enable_lto=$enableval, | |
1551 | enable_lto=yes; default_enable_lto=yes) | |
1552 | ||
1553 | ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always. | |
1554 | build_lto_plugin=yes | |
1555 | ],[if test x"$default_enable_lto" = x"yes" ; then | |
1556 | case $target in | |
1557 | *-apple-darwin9* | *-cygwin* | *-mingw*) ;; | |
1558 | # On other non-ELF platforms, LTO has yet to be validated. | |
1559 | *) enable_lto=no ;; | |
1560 | esac | |
1561 | else | |
1562 | # Apart from ELF platforms, only Windows and Darwin support LTO so far. | |
1563 | # It would also be nice to check the binutils support, but we don't | |
1564 | # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just | |
1565 | # warn during gcc/ subconfigure; unless you're bootstrapping with | |
1566 | # -flto it won't be needed until after installation anyway. | |
1567 | case $target in | |
1568 | *-cygwin* | *-mingw* | *-apple-darwin*) ;; | |
1569 | *) if test x"$enable_lto" = x"yes"; then | |
1570 | AC_MSG_ERROR([LTO support is not enabled for this target.]) | |
1571 | fi | |
1572 | ;; | |
1573 | esac | |
1574 | fi | |
1575 | # Among non-ELF, only Windows platforms support the lto-plugin so far. | |
1576 | # Build it unless LTO was explicitly disabled. | |
1577 | case $target in | |
1578 | *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;; | |
1579 | *) ;; | |
1580 | esac | |
1581 | ]) | |
1582 | ||
1583 | ||
1584 | # By default, C and C++ are the only stage 1 languages. | |
1585 | stage1_languages=,c, | |
1586 | ||
1587 | # Target libraries that we bootstrap. | |
1588 | bootstrap_target_libs=,target-libgcc, | |
1589 | ||
1590 | # Figure out what language subdirectories are present. | |
1591 | # Look if the user specified --enable-languages="..."; if not, use | |
1592 | # the environment variable $LANGUAGES if defined. $LANGUAGES might | |
1593 | # go away some day. | |
1594 | # NB: embedded tabs in this IF block -- do not untabify | |
1595 | if test -d ${srcdir}/gcc; then | |
1596 | if test x"${enable_languages+set}" != xset; then | |
1597 | if test x"${LANGUAGES+set}" = xset; then | |
1598 | enable_languages="${LANGUAGES}" | |
1599 | echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2 | |
1600 | else | |
1601 | enable_languages=all | |
1602 | fi | |
1603 | else | |
1604 | if test x"${enable_languages}" = x || | |
1605 | test x"${enable_languages}" = xyes; | |
1606 | then | |
1607 | echo configure.in: --enable-languages needs at least one language argument 1>&2 | |
1608 | exit 1 | |
1609 | fi | |
1610 | fi | |
1611 | enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'` | |
1612 | ||
1613 | # 'f95' is the old name for the 'fortran' language. We issue a warning | |
1614 | # and make the substitution. | |
1615 | case ,${enable_languages}, in | |
1616 | *,f95,*) | |
1617 | echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2 | |
1618 | enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'` | |
1619 | ;; | |
1620 | esac | |
1621 | ||
1622 | # If bootstrapping, C++ must be enabled. | |
1623 | case ",$enable_languages,:$enable_bootstrap" in | |
1624 | *,c++,*:*) ;; | |
1625 | *:yes) | |
1626 | if test -f ${srcdir}/gcc/cp/config-lang.in; then | |
1627 | enable_languages="${enable_languages},c++" | |
1628 | else | |
1629 | AC_MSG_ERROR([bootstrapping requires c++ sources]) | |
1630 | fi | |
1631 | ;; | |
1632 | esac | |
1633 | ||
1634 | # First scan to see if an enabled language requires some other language. | |
1635 | # We assume that a given config-lang.in will list all the language | |
1636 | # front ends it requires, even if some are required indirectly. | |
1637 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do | |
1638 | case ${lang_frag} in | |
1639 | ..) ;; | |
1640 | # The odd quoting in the next line works around | |
1641 | # an apparent bug in bash 1.12 on linux. | |
1642 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1643 | *) | |
1644 | # From the config-lang.in, get $language, $lang_requires, and | |
1645 | # $lang_requires_boot_languages. | |
1646 | language= | |
1647 | lang_requires= | |
1648 | lang_requires_boot_languages= | |
1649 | . ${lang_frag} | |
1650 | for other in ${lang_requires} ${lang_requires_boot_languages}; do | |
1651 | case ,${enable_languages}, in | |
1652 | *,$other,*) ;; | |
1653 | *,all,*) ;; | |
1654 | *,$language,*) | |
1655 | echo " \`$other' language required by \`$language'; enabling" 1>&2 | |
1656 | enable_languages="${enable_languages},${other}" | |
1657 | ;; | |
1658 | esac | |
1659 | done | |
1660 | for other in ${lang_requires_boot_languages} ; do | |
1661 | if test "$other" != "c"; then | |
1662 | case ,${enable_stage1_languages}, in | |
1663 | *,$other,*) ;; | |
1664 | *,all,*) ;; | |
1665 | *) | |
1666 | case ,${enable_languages}, in | |
1667 | *,$language,*) | |
1668 | echo " '$other' language required by '$language' in stage 1; enabling" 1>&2 | |
1669 | enable_stage1_languages="$enable_stage1_languages,${other}" | |
1670 | ;; | |
1671 | esac | |
1672 | ;; | |
1673 | esac | |
1674 | fi | |
1675 | done | |
1676 | ;; | |
1677 | esac | |
1678 | done | |
1679 | ||
1680 | new_enable_languages=,c, | |
1681 | ||
1682 | # If LTO is enabled, add the LTO front end. | |
1683 | extra_host_libiberty_configure_flags= | |
1684 | if test "$enable_lto" = "yes" ; then | |
1685 | case ,${enable_languages}, in | |
1686 | *,lto,*) ;; | |
1687 | *) enable_languages="${enable_languages},lto" ;; | |
1688 | esac | |
1689 | if test "${build_lto_plugin}" = "yes" ; then | |
1690 | configdirs="$configdirs lto-plugin" | |
1691 | extra_host_libiberty_configure_flags=--enable-shared | |
1692 | fi | |
1693 | fi | |
1694 | AC_SUBST(extra_host_libiberty_configure_flags) | |
1695 | ||
1696 | missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ ` | |
1697 | potential_languages=,c, | |
1698 | ||
1699 | enabled_target_libs= | |
1700 | disabled_target_libs= | |
1701 | ||
1702 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do | |
1703 | case ${lang_frag} in | |
1704 | ..) ;; | |
1705 | # The odd quoting in the next line works around | |
1706 | # an apparent bug in bash 1.12 on linux. | |
1707 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1708 | *) | |
1709 | # From the config-lang.in, get $language, $target_libs, | |
1710 | # $lang_dirs, $boot_language, and $build_by_default | |
1711 | language= | |
1712 | target_libs= | |
1713 | lang_dirs= | |
1714 | subdir_requires= | |
1715 | boot_language=no | |
1716 | build_by_default=yes | |
1717 | . ${lang_frag} | |
1718 | if test x${language} = x; then | |
1719 | echo "${lang_frag} doesn't set \$language." 1>&2 | |
1720 | exit 1 | |
1721 | fi | |
1722 | ||
1723 | if test "$language" = "c++"; then | |
1724 | boot_language=yes | |
1725 | fi | |
1726 | ||
1727 | case ,${enable_languages}, in | |
1728 | *,${language},*) | |
1729 | # Language was explicitly selected; include it | |
1730 | # unless it is C, which is enabled by default. | |
1731 | if test "$language" != "c"; then | |
1732 | add_this_lang=yes | |
1733 | fi | |
1734 | ;; | |
1735 | *,all,*) | |
1736 | # 'all' was selected, select it if it is a default language | |
1737 | add_this_lang=${build_by_default} | |
1738 | ;; | |
1739 | *) | |
1740 | add_this_lang=no | |
1741 | ;; | |
1742 | esac | |
1743 | ||
1744 | # Disable languages that need other directories if these aren't available. | |
1745 | for i in $subdir_requires; do | |
1746 | test -f "$srcdir/gcc/$i/config-lang.in" && continue | |
1747 | case ,${enable_languages}, in | |
1748 | *,${language},*) | |
1749 | # Specifically requested language; tell them. | |
1750 | AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing]) | |
1751 | ;; | |
1752 | *) | |
1753 | # Silently disable. | |
1754 | add_this_lang=unsupported | |
1755 | ;; | |
1756 | esac | |
1757 | done | |
1758 | ||
1759 | # Disable Ada if no preexisting GNAT is available. | |
1760 | case ,${enable_languages},:${language}:${have_gnat} in | |
1761 | *,${language},*:ada:no) | |
1762 | # Specifically requested language; tell them. | |
1763 | AC_MSG_ERROR([GNAT is required to build $language]) | |
1764 | ;; | |
1765 | *:ada:no) | |
1766 | # Silently disable. | |
1767 | add_this_lang=unsupported | |
1768 | ;; | |
1769 | esac | |
1770 | ||
1771 | # Disable a language that is unsupported by the target. | |
1772 | case " $unsupported_languages " in | |
1773 | *" $language "*) | |
1774 | add_this_lang=unsupported | |
1775 | ;; | |
1776 | esac | |
1777 | ||
1778 | case $add_this_lang in | |
1779 | unsupported) | |
1780 | # Remove language-dependent dirs. | |
1781 | disabled_target_libs="$disabled_target_libs $target_libs" | |
1782 | noconfigdirs="$noconfigdirs $lang_dirs" | |
1783 | ;; | |
1784 | no) | |
1785 | # Remove language-dependent dirs; still show language as supported. | |
1786 | disabled_target_libs="$disabled_target_libs $target_libs" | |
1787 | noconfigdirs="$noconfigdirs $lang_dirs" | |
1788 | potential_languages="${potential_languages}${language}," | |
1789 | ;; | |
1790 | yes) | |
1791 | new_enable_languages="${new_enable_languages}${language}," | |
1792 | potential_languages="${potential_languages}${language}," | |
1793 | missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"` | |
1794 | enabled_target_libs="$enabled_target_libs $target_libs" | |
1795 | case "${boot_language}:,$enable_stage1_languages," in | |
1796 | yes:* | *:*,$language,* | *:*,yes, | *:*,all,) | |
1797 | # Add to (comma-separated) list of stage 1 languages. | |
1798 | case ",$stage1_languages," in | |
1799 | *,$language,* | ,yes, | ,all,) ;; | |
1800 | *) stage1_languages="${stage1_languages}${language}," ;; | |
1801 | esac | |
1802 | # We need to bootstrap any supporting libraries. | |
1803 | bootstrap_target_libs="${bootstrap_target_libs}${target_libs}," | |
1804 | ;; | |
1805 | esac | |
1806 | ;; | |
1807 | esac | |
1808 | ;; | |
1809 | esac | |
1810 | done | |
1811 | ||
1812 | # Add target libraries which are only needed for disabled languages | |
1813 | # to noconfigdirs. | |
1814 | if test -n "$disabled_target_libs"; then | |
1815 | for dir in $disabled_target_libs; do | |
1816 | case " $enabled_target_libs " in | |
1817 | *" ${dir} "*) ;; | |
1818 | *) noconfigdirs="$noconfigdirs $dir" ;; | |
1819 | esac | |
1820 | done | |
1821 | fi | |
1822 | ||
1823 | AC_ARG_ENABLE(stage1-languages, | |
1824 | [AS_HELP_STRING([[--enable-stage1-languages[=all]]], | |
1825 | [choose additional languages to build during | |
1826 | stage1. Mostly useful for compiler development])], | |
1827 | [case ,${enable_stage1_languages}, in | |
1828 | ,no,|,,) | |
1829 | # Set it to something that will have no effect in the loop below | |
1830 | enable_stage1_languages=c ;; | |
1831 | ,yes,) | |
1832 | enable_stage1_languages=`echo $new_enable_languages | \ | |
1833 | sed -e "s/^,//" -e "s/,$//" ` ;; | |
1834 | *,all,*) | |
1835 | enable_stage1_languages=`echo ,$enable_stage1_languages, | \ | |
1836 | sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;; | |
1837 | esac | |
1838 | ||
1839 | # Add "good" languages from enable_stage1_languages to stage1_languages, | |
1840 | # while "bad" languages go in missing_languages. Leave no duplicates. | |
1841 | for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do | |
1842 | case $potential_languages in | |
1843 | *,$i,*) | |
1844 | case $stage1_languages in | |
1845 | *,$i,*) ;; | |
1846 | *) stage1_languages="$stage1_languages$i," ;; | |
1847 | esac ;; | |
1848 | *) | |
1849 | case $missing_languages in | |
1850 | *,$i,*) ;; | |
1851 | *) missing_languages="$missing_languages$i," ;; | |
1852 | esac ;; | |
1853 | esac | |
1854 | done]) | |
1855 | ||
1856 | # Remove leading/trailing commas that were added for simplicity | |
1857 | potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"` | |
1858 | missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"` | |
1859 | stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"` | |
1860 | new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"` | |
1861 | ||
1862 | if test "x$missing_languages" != x; then | |
1863 | AC_MSG_ERROR([ | |
1864 | The following requested languages could not be built: ${missing_languages} | |
1865 | Supported languages are: ${potential_languages}]) | |
1866 | fi | |
1867 | if test "x$new_enable_languages" != "x$enable_languages"; then | |
1868 | echo The following languages will be built: ${new_enable_languages} | |
1869 | enable_languages="$new_enable_languages" | |
1870 | fi | |
1871 | ||
1872 | AC_SUBST(stage1_languages) | |
1873 | ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" ` | |
1874 | fi | |
1875 | ||
1876 | # Handle --disable-<component> generically. | |
1877 | for dir in $configdirs $build_configdirs $target_configdirs ; do | |
1878 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g` | |
1879 | varname=`echo $dirname | sed -e s/+/_/g` | |
1880 | if eval test x\${enable_${varname}} "=" xno ; then | |
1881 | noconfigdirs="$noconfigdirs $dir" | |
1882 | fi | |
1883 | done | |
1884 | ||
1885 | # Check for Boehm's garbage collector | |
1886 | AC_ARG_ENABLE(objc-gc, | |
1887 | [AS_HELP_STRING([--enable-objc-gc], | |
1888 | [enable use of Boehm's garbage collector with the | |
1889 | GNU Objective-C runtime])], | |
1890 | [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in | |
1891 | *,objc,*:*:yes:*target-boehm-gc*) | |
1892 | AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration]) | |
1893 | ;; | |
1894 | esac]) | |
1895 | ||
1896 | # Make sure we only build Boehm's garbage collector if required. | |
1897 | case ,${enable_languages},:${enable_objc_gc} in | |
1898 | *,objc,*:yes) | |
1899 | # Keep target-boehm-gc if requested for Objective-C. | |
1900 | ;; | |
1901 | *) | |
1902 | # Otherwise remove target-boehm-gc depending on target-libjava. | |
1903 | if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then | |
1904 | noconfigdirs="$noconfigdirs target-boehm-gc" | |
1905 | fi | |
1906 | ;; | |
1907 | esac | |
1908 | ||
1909 | # Disable libitm if we're not building C++ | |
1910 | case ,${enable_languages}, in | |
1911 | *,c++,*) ;; | |
1912 | *) | |
1913 | noconfigdirs="$noconfigdirs target-libitm" | |
1914 | ;; | |
1915 | esac | |
1916 | ||
1917 | # Remove the entries in $skipdirs and $noconfigdirs from $configdirs, | |
1918 | # $build_configdirs and $target_configdirs. | |
1919 | # If we have the source for $noconfigdirs entries, add them to $notsupp. | |
1920 | ||
1921 | notsupp="" | |
1922 | for dir in . $skipdirs $noconfigdirs ; do | |
1923 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g` | |
1924 | if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
1925 | configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"` | |
1926 | if test -r $srcdir/$dirname/configure ; then | |
1927 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
1928 | true | |
1929 | else | |
1930 | notsupp="$notsupp $dir" | |
1931 | fi | |
1932 | fi | |
1933 | fi | |
1934 | if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
1935 | build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"` | |
1936 | if test -r $srcdir/$dirname/configure ; then | |
1937 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
1938 | true | |
1939 | else | |
1940 | notsupp="$notsupp $dir" | |
1941 | fi | |
1942 | fi | |
1943 | fi | |
1944 | if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
1945 | target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"` | |
1946 | if test -r $srcdir/$dirname/configure ; then | |
1947 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
1948 | true | |
1949 | else | |
1950 | notsupp="$notsupp $dir" | |
1951 | fi | |
1952 | fi | |
1953 | fi | |
1954 | done | |
1955 | ||
1956 | # Quietly strip out all directories which aren't configurable in this tree. | |
1957 | # This relies on all configurable subdirectories being autoconfiscated, which | |
1958 | # is now the case. | |
1959 | build_configdirs_all="$build_configdirs" | |
1960 | build_configdirs= | |
1961 | for i in ${build_configdirs_all} ; do | |
1962 | j=`echo $i | sed -e s/build-//g` | |
1963 | if test -f ${srcdir}/$j/configure ; then | |
1964 | build_configdirs="${build_configdirs} $i" | |
1965 | fi | |
1966 | done | |
1967 | ||
1968 | configdirs_all="$configdirs" | |
1969 | configdirs= | |
1970 | for i in ${configdirs_all} ; do | |
1971 | if test -f ${srcdir}/$i/configure ; then | |
1972 | configdirs="${configdirs} $i" | |
1973 | fi | |
1974 | done | |
1975 | ||
1976 | target_configdirs_all="$target_configdirs" | |
1977 | target_configdirs= | |
1978 | for i in ${target_configdirs_all} ; do | |
1979 | j=`echo $i | sed -e s/target-//g` | |
1980 | if test -f ${srcdir}/$j/configure ; then | |
1981 | target_configdirs="${target_configdirs} $i" | |
1982 | fi | |
1983 | done | |
1984 | ||
1985 | # Produce a warning message for the subdirs we can't configure. | |
1986 | # This isn't especially interesting in the Cygnus tree, but in the individual | |
1987 | # FSF releases, it's important to let people know when their machine isn't | |
1988 | # supported by the one or two programs in a package. | |
1989 | ||
1990 | if test -n "${notsupp}" && test -z "${norecursion}" ; then | |
1991 | # If $appdirs is non-empty, at least one of those directories must still | |
1992 | # be configured, or we error out. (E.g., if the gas release supports a | |
1993 | # specified target in some subdirs but not the gas subdir, we shouldn't | |
1994 | # pretend that all is well.) | |
1995 | if test -n "$appdirs" ; then | |
1996 | for dir in $appdirs ; do | |
1997 | if test -r $dir/Makefile.in ; then | |
1998 | if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
1999 | appdirs="" | |
2000 | break | |
2001 | fi | |
2002 | if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then | |
2003 | appdirs="" | |
2004 | break | |
2005 | fi | |
2006 | fi | |
2007 | done | |
2008 | if test -n "$appdirs" ; then | |
2009 | echo "*** This configuration is not supported by this package." 1>&2 | |
2010 | exit 1 | |
2011 | fi | |
2012 | fi | |
2013 | # Okay, some application will build, or we don't care to check. Still | |
2014 | # notify of subdirs not getting built. | |
2015 | echo "*** This configuration is not supported in the following subdirectories:" 1>&2 | |
2016 | echo " ${notsupp}" 1>&2 | |
2017 | echo " (Any other directories should still work fine.)" 1>&2 | |
2018 | fi | |
2019 | ||
2020 | case "$host" in | |
2021 | *msdosdjgpp*) | |
2022 | enable_gdbtk=no ;; | |
2023 | esac | |
2024 | ||
2025 | # To find our prefix, in gcc_cv_tool_prefix. | |
2026 | ACX_TOOL_DIRS | |
2027 | ||
2028 | copy_dirs= | |
2029 | ||
2030 | AC_ARG_WITH([build-sysroot], | |
2031 | [AS_HELP_STRING([--with-build-sysroot=SYSROOT], | |
2032 | [use sysroot as the system root during the build])], | |
2033 | [if test x"$withval" != x ; then | |
2034 | SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval" | |
2035 | fi], | |
2036 | [SYSROOT_CFLAGS_FOR_TARGET=]) | |
2037 | AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET) | |
2038 | ||
2039 | AC_ARG_WITH([debug-prefix-map], | |
2040 | [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'], | |
2041 | [map A to B, C to D ... in debug information])], | |
2042 | [if test x"$withval" != x; then | |
2043 | DEBUG_PREFIX_CFLAGS_FOR_TARGET= | |
2044 | for debug_map in $withval; do | |
2045 | DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map" | |
2046 | done | |
2047 | fi], | |
2048 | [DEBUG_PREFIX_CFLAGS_FOR_TARGET=]) | |
2049 | AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET) | |
2050 | ||
2051 | # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS | |
2052 | # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS | |
2053 | # might also be empty (or "-g", if a non-GCC C++ compiler is in the path). | |
2054 | # We want to ensure that TARGET libraries (which we know are built with | |
2055 | # gcc) are built with "-O2 -g", so include those options when setting | |
2056 | # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET. | |
2057 | if test "x$CFLAGS_FOR_TARGET" = x; then | |
2058 | CFLAGS_FOR_TARGET=$CFLAGS | |
2059 | case " $CFLAGS " in | |
2060 | *" -O2 "*) ;; | |
2061 | *) CFLAGS_FOR_TARGET="-O2 $CFLAGS_FOR_TARGET" ;; | |
2062 | esac | |
2063 | case " $CFLAGS " in | |
2064 | *" -g "* | *" -g3 "*) ;; | |
2065 | *) CFLAGS_FOR_TARGET="-g $CFLAGS_FOR_TARGET" ;; | |
2066 | esac | |
2067 | fi | |
2068 | AC_SUBST(CFLAGS_FOR_TARGET) | |
2069 | ||
2070 | if test "x$CXXFLAGS_FOR_TARGET" = x; then | |
2071 | CXXFLAGS_FOR_TARGET=$CXXFLAGS | |
2072 | case " $CXXFLAGS " in | |
2073 | *" -O2 "*) ;; | |
2074 | *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS_FOR_TARGET" ;; | |
2075 | esac | |
2076 | case " $CXXFLAGS " in | |
2077 | *" -g "* | *" -g3 "*) ;; | |
2078 | *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS_FOR_TARGET" ;; | |
2079 | esac | |
2080 | fi | |
2081 | AC_SUBST(CXXFLAGS_FOR_TARGET) | |
2082 | ||
2083 | AC_SUBST(LDFLAGS_FOR_TARGET) | |
2084 | ||
2085 | # Handle --with-headers=XXX. If the value is not "yes", the contents of | |
2086 | # the named directory are copied to $(tooldir)/sys-include. | |
2087 | if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then | |
2088 | if test x${is_cross_compiler} = xno ; then | |
2089 | echo 1>&2 '***' --with-headers is only supported when cross compiling | |
2090 | exit 1 | |
2091 | fi | |
2092 | if test x"${with_headers}" != xyes ; then | |
2093 | x=${gcc_cv_tool_prefix} | |
2094 | copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include" | |
2095 | fi | |
2096 | fi | |
2097 | ||
2098 | # Handle --with-libs=XXX. If the value is not "yes", the contents of | |
2099 | # the name directories are copied to $(tooldir)/lib. Multiple directories | |
2100 | # are permitted. | |
2101 | if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
2102 | if test x${is_cross_compiler} = xno ; then | |
2103 | echo 1>&2 '***' --with-libs is only supported when cross compiling | |
2104 | exit 1 | |
2105 | fi | |
2106 | if test x"${with_libs}" != xyes ; then | |
2107 | # Copy the libraries in reverse order, so that files in the first named | |
2108 | # library override files in subsequent libraries. | |
2109 | x=${gcc_cv_tool_prefix} | |
2110 | for l in ${with_libs}; do | |
2111 | copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}" | |
2112 | done | |
2113 | fi | |
2114 | fi | |
2115 | ||
2116 | # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate. | |
2117 | # | |
2118 | # This is done by determining whether or not the appropriate directory | |
2119 | # is available, and by checking whether or not specific configurations | |
2120 | # have requested that this magic not happen. | |
2121 | # | |
2122 | # The command line options always override the explicit settings in | |
2123 | # configure.in, and the settings in configure.in override this magic. | |
2124 | # | |
2125 | # If the default for a toolchain is to use GNU as and ld, and you don't | |
2126 | # want to do that, then you should use the --without-gnu-as and | |
2127 | # --without-gnu-ld options for the configure script. Similarly, if | |
2128 | # the default is to use the included zlib and you don't want to do that, | |
2129 | # you should use the --with-system-zlib option for the configure script. | |
2130 | ||
2131 | if test x${use_gnu_as} = x && | |
2132 | echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then | |
2133 | with_gnu_as=yes | |
2134 | extra_host_args="$extra_host_args --with-gnu-as" | |
2135 | fi | |
2136 | ||
2137 | if test x${use_gnu_ld} = x && | |
2138 | echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then | |
2139 | with_gnu_ld=yes | |
2140 | extra_host_args="$extra_host_args --with-gnu-ld" | |
2141 | fi | |
2142 | ||
2143 | if test x${use_included_zlib} = x && | |
2144 | echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then | |
2145 | : | |
2146 | else | |
2147 | with_system_zlib=yes | |
2148 | extra_host_args="$extra_host_args --with-system-zlib" | |
2149 | fi | |
2150 | ||
2151 | # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure | |
2152 | # can detect this case. | |
2153 | ||
2154 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then | |
2155 | with_newlib=yes | |
2156 | extra_host_args="$extra_host_args --with-newlib" | |
2157 | fi | |
2158 | ||
2159 | # Handle ${copy_dirs} | |
2160 | set fnord ${copy_dirs} | |
2161 | shift | |
2162 | while test $# != 0 ; do | |
2163 | if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then | |
2164 | : | |
2165 | else | |
2166 | echo Copying $1 to $2 | |
2167 | ||
2168 | # Use the install script to create the directory and all required | |
2169 | # parent directories. | |
2170 | if test -d $2 ; then | |
2171 | : | |
2172 | else | |
2173 | echo >config.temp | |
2174 | ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED | |
2175 | fi | |
2176 | ||
2177 | # Copy the directory, assuming we have tar. | |
2178 | # FIXME: Should we use B in the second tar? Not all systems support it. | |
2179 | (cd $1; tar -cf - .) | (cd $2; tar -xpf -) | |
2180 | ||
2181 | # It is the responsibility of the user to correctly adjust all | |
2182 | # symlinks. If somebody can figure out how to handle them correctly | |
2183 | # here, feel free to add the code. | |
2184 | ||
2185 | echo $1 > $2/COPIED | |
2186 | fi | |
2187 | shift; shift | |
2188 | done | |
2189 | ||
2190 | # Determine a target-dependent exec_prefix that the installed | |
2191 | # gcc will search in. Keep this list sorted by triplet, with | |
2192 | # the *-*-osname triplets last. | |
2193 | md_exec_prefix= | |
2194 | case "${target}" in | |
2195 | i[[34567]]86-pc-msdosdjgpp*) | |
2196 | md_exec_prefix=/dev/env/DJDIR/bin | |
2197 | ;; | |
2198 | *-*-hpux* | \ | |
2199 | *-*-nto-qnx* | \ | |
2200 | *-*-solaris2*) | |
2201 | md_exec_prefix=/usr/ccs/bin | |
2202 | ;; | |
2203 | esac | |
2204 | ||
2205 | extra_arflags_for_target= | |
2206 | extra_nmflags_for_target= | |
2207 | extra_ranlibflags_for_target= | |
2208 | target_makefile_frag=/dev/null | |
2209 | case "${target}" in | |
2210 | spu-*-*) | |
2211 | target_makefile_frag="config/mt-spu" | |
2212 | ;; | |
2213 | mips*-sde-elf*) | |
2214 | target_makefile_frag="config/mt-sde" | |
2215 | ;; | |
2216 | mipsisa*-*-elfoabi*) | |
2217 | target_makefile_frag="config/mt-mips-elfoabi" | |
2218 | ;; | |
2219 | mips*-*-*linux* | mips*-*-gnu*) | |
2220 | target_makefile_frag="config/mt-mips-gnu" | |
2221 | ;; | |
2222 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) | |
2223 | target_makefile_frag="config/mt-gnu" | |
2224 | ;; | |
2225 | *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*) | |
2226 | # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm | |
2227 | # commands to handle both 32-bit and 64-bit objects. These flags are | |
2228 | # harmless if we're using GNU nm or ar. | |
2229 | extra_arflags_for_target=" -X32_64" | |
2230 | extra_nmflags_for_target=" -B -X32_64" | |
2231 | ;; | |
2232 | esac | |
2233 | ||
2234 | alphaieee_frag=/dev/null | |
2235 | case $target in | |
2236 | alpha*-*-*) | |
2237 | # This just makes sure to use the -mieee option to build target libs. | |
2238 | # This should probably be set individually by each library. | |
2239 | alphaieee_frag="config/mt-alphaieee" | |
2240 | ;; | |
2241 | esac | |
2242 | ||
2243 | # If --enable-target-optspace always use -Os instead of -O2 to build | |
2244 | # the target libraries, similarly if it is not specified, use -Os | |
2245 | # on selected platforms. | |
2246 | ospace_frag=/dev/null | |
2247 | case "${enable_target_optspace}:${target}" in | |
2248 | yes:*) | |
2249 | ospace_frag="config/mt-ospace" | |
2250 | ;; | |
2251 | :d30v-*) | |
2252 | ospace_frag="config/mt-d30v" | |
2253 | ;; | |
2254 | :m32r-* | :d10v-* | :fr30-*) | |
2255 | ospace_frag="config/mt-ospace" | |
2256 | ;; | |
2257 | no:* | :*) | |
2258 | ;; | |
2259 | *) | |
2260 | echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2 | |
2261 | ;; | |
2262 | esac | |
2263 | ||
2264 | # Some systems (e.g., one of the i386-aix systems the gas testers are | |
2265 | # using) don't handle "\$" correctly, so don't use it here. | |
2266 | tooldir='${exec_prefix}'/${target_noncanonical} | |
2267 | build_tooldir=${tooldir} | |
2268 | ||
2269 | # Create a .gdbinit file which runs the one in srcdir | |
2270 | # and tells GDB to look there for source files. | |
2271 | ||
2272 | if test -r ${srcdir}/.gdbinit ; then | |
2273 | case ${srcdir} in | |
2274 | .) ;; | |
2275 | *) cat > ./.gdbinit <<EOF | |
2276 | # ${NO_EDIT} | |
2277 | dir ${srcdir} | |
2278 | dir . | |
2279 | source ${srcdir}/.gdbinit | |
2280 | EOF | |
2281 | ;; | |
2282 | esac | |
2283 | fi | |
2284 | ||
2285 | # Make sure that the compiler is able to generate an executable. If it | |
2286 | # can't, we are probably in trouble. We don't care whether we can run the | |
2287 | # executable--we might be using a cross compiler--we only care whether it | |
2288 | # can be created. At this point the main configure script has set CC. | |
2289 | we_are_ok=no | |
2290 | echo "int main () { return 0; }" > conftest.c | |
2291 | ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
2292 | if test $? = 0 ; then | |
2293 | if test -s conftest || test -s conftest.exe ; then | |
2294 | we_are_ok=yes | |
2295 | fi | |
2296 | fi | |
2297 | case $we_are_ok in | |
2298 | no) | |
2299 | echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed." | |
2300 | echo 1>&2 "*** You must set the environment variable CC to a working compiler." | |
2301 | rm -f conftest* | |
2302 | exit 1 | |
2303 | ;; | |
2304 | esac | |
2305 | rm -f conftest* | |
2306 | ||
2307 | # Decide which environment variable is used to find dynamic libraries. | |
2308 | case "${host}" in | |
2309 | *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;; | |
2310 | *-*-darwin*) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;; | |
2311 | *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;; | |
2312 | *) RPATH_ENVVAR=LD_LIBRARY_PATH ;; | |
2313 | esac | |
2314 | ||
2315 | # On systems where the dynamic library environment variable is PATH, | |
2316 | # gcc/ will put dynamic libraries into a subdirectory to avoid adding | |
2317 | # built executables to PATH. | |
2318 | if test "$RPATH_ENVVAR" = PATH; then | |
2319 | GCC_SHLIB_SUBDIR=/shlib | |
2320 | else | |
2321 | GCC_SHLIB_SUBDIR= | |
2322 | fi | |
2323 | ||
2324 | # Record target_configdirs and the configure arguments for target and | |
2325 | # build configuration in Makefile. | |
2326 | target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'` | |
2327 | build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'` | |
2328 | ||
2329 | # If we are building libgomp, bootstrap it. | |
2330 | if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then | |
2331 | bootstrap_target_libs=${bootstrap_target_libs}target-libgomp, | |
2332 | fi | |
2333 | ||
2334 | # Determine whether gdb needs tk/tcl or not. | |
2335 | # Use 'maybe' since enable_gdbtk might be true even if tk isn't available | |
2336 | # and in that case we want gdb to be built without tk. Ugh! | |
2337 | # In fact I believe gdb is the *only* package directly dependent on tk, | |
2338 | # so we should be able to put the 'maybe's in unconditionally and | |
2339 | # leave out the maybe dependencies when enable_gdbtk is false. I'm not | |
2340 | # 100% sure that that's safe though. | |
2341 | ||
2342 | gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui" | |
2343 | case "$enable_gdbtk" in | |
2344 | no) | |
2345 | GDB_TK="" ;; | |
2346 | yes) | |
2347 | GDB_TK="${gdb_tk}" ;; | |
2348 | *) | |
2349 | # Only add the dependency on gdbtk when GDBtk is part of the gdb | |
2350 | # distro. Eventually someone will fix this and move Insight, nee | |
2351 | # gdbtk to a separate directory. | |
2352 | if test -d ${srcdir}/gdb/gdbtk ; then | |
2353 | GDB_TK="${gdb_tk}" | |
2354 | else | |
2355 | GDB_TK="" | |
2356 | fi | |
2357 | ;; | |
2358 | esac | |
2359 | CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g` | |
2360 | INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g` | |
2361 | ||
2362 | # Strip out unwanted targets. | |
2363 | ||
2364 | # While at that, we remove Makefiles if we were started for recursive | |
2365 | # configuration, so that the top-level Makefile reconfigures them, | |
2366 | # like we used to do when configure itself was recursive. | |
2367 | ||
2368 | # Loop over modules. We used to use the "$extrasub" feature from Autoconf | |
2369 | # but now we're fixing up the Makefile ourselves with the additional | |
2370 | # commands passed to AC_CONFIG_FILES. Use separate variables | |
2371 | # extrasub-{build,host,target} not because there is any reason to split | |
2372 | # the substitutions up that way, but only to remain below the limit of | |
2373 | # 99 commands in a script, for HP-UX sed. | |
2374 | # Do not nest @if/@endif pairs, because configure will not warn you at all. | |
2375 | ||
2376 | case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in | |
2377 | yes:yes:*\ gold\ *:*,c++,*) ;; | |
2378 | yes:yes:*\ gold\ *:*) | |
2379 | AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages]) | |
2380 | ;; | |
2381 | esac | |
2382 | ||
2383 | # Adjust the toplevel makefile according to whether bootstrap was selected. | |
2384 | case $enable_bootstrap in | |
2385 | yes) | |
2386 | bootstrap_suffix=bootstrap | |
2387 | BUILD_CONFIG=bootstrap-debug | |
2388 | ;; | |
2389 | no) | |
2390 | bootstrap_suffix=no-bootstrap | |
2391 | BUILD_CONFIG= | |
2392 | ;; | |
2393 | esac | |
2394 | ||
2395 | AC_MSG_CHECKING(for default BUILD_CONFIG) | |
2396 | ||
2397 | AC_ARG_WITH([build-config], | |
2398 | [AS_HELP_STRING([--with-build-config='NAME NAME2...'], | |
2399 | [use config/NAME.mk build configuration])], | |
2400 | [case $with_build_config in | |
2401 | yes) with_build_config= ;; | |
2402 | no) with_build_config= BUILD_CONFIG= ;; | |
2403 | esac]) | |
2404 | ||
2405 | if test "x${with_build_config}" != x; then | |
2406 | BUILD_CONFIG=$with_build_config | |
2407 | else | |
2408 | case $BUILD_CONFIG in | |
2409 | bootstrap-debug) | |
2410 | if echo "int f (void) { return 0; }" > conftest.c && | |
2411 | ${CC} -c conftest.c && | |
2412 | mv conftest.o conftest.o.g0 && | |
2413 | ${CC} -c -g conftest.c && | |
2414 | mv conftest.o conftest.o.g && | |
2415 | ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then | |
2416 | : | |
2417 | else | |
2418 | BUILD_CONFIG= | |
2419 | fi | |
2420 | rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g | |
2421 | ;; | |
2422 | esac | |
2423 | fi | |
2424 | AC_MSG_RESULT($BUILD_CONFIG) | |
2425 | AC_SUBST(BUILD_CONFIG) | |
2426 | ||
2427 | extrasub_build= | |
2428 | for module in ${build_configdirs} ; do | |
2429 | if test -z "${no_recursion}" \ | |
2430 | && test -f ${build_subdir}/${module}/Makefile; then | |
2431 | echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure" | |
2432 | rm -f ${build_subdir}/${module}/Makefile | |
2433 | fi | |
2434 | extrasub_build="$extrasub_build | |
2435 | /^@if build-$module\$/d | |
2436 | /^@endif build-$module\$/d | |
2437 | /^@if build-$module-$bootstrap_suffix\$/d | |
2438 | /^@endif build-$module-$bootstrap_suffix\$/d" | |
2439 | done | |
2440 | extrasub_host= | |
2441 | for module in ${configdirs} ; do | |
2442 | if test -z "${no_recursion}"; then | |
2443 | for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do | |
2444 | if test -f ${file}; then | |
2445 | echo 1>&2 "*** removing ${file} to force reconfigure" | |
2446 | rm -f ${file} | |
2447 | fi | |
2448 | done | |
2449 | fi | |
2450 | extrasub_host="$extrasub_host | |
2451 | /^@if $module\$/d | |
2452 | /^@endif $module\$/d | |
2453 | /^@if $module-$bootstrap_suffix\$/d | |
2454 | /^@endif $module-$bootstrap_suffix\$/d" | |
2455 | done | |
2456 | extrasub_target= | |
2457 | for module in ${target_configdirs} ; do | |
2458 | if test -z "${no_recursion}" \ | |
2459 | && test -f ${target_subdir}/${module}/Makefile; then | |
2460 | echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure" | |
2461 | rm -f ${target_subdir}/${module}/Makefile | |
2462 | fi | |
2463 | ||
2464 | # We only bootstrap target libraries listed in bootstrap_target_libs. | |
2465 | case $bootstrap_target_libs in | |
2466 | *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;; | |
2467 | *) target_bootstrap_suffix=no-bootstrap ;; | |
2468 | esac | |
2469 | ||
2470 | extrasub_target="$extrasub_target | |
2471 | /^@if target-$module\$/d | |
2472 | /^@endif target-$module\$/d | |
2473 | /^@if target-$module-$target_bootstrap_suffix\$/d | |
2474 | /^@endif target-$module-$target_bootstrap_suffix\$/d" | |
2475 | done | |
2476 | ||
2477 | # Do the final fixup along with target modules. | |
2478 | extrasub_target="$extrasub_target | |
2479 | /^@if /,/^@endif /d" | |
2480 | ||
2481 | # Create the serialization dependencies. This uses a temporary file. | |
2482 | ||
2483 | AC_ARG_ENABLE([serial-configure], | |
2484 | [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]], | |
2485 | [force sequential configuration of | |
2486 | sub-packages for the host, target or build | |
2487 | machine, or all sub-packages])]) | |
2488 | ||
2489 | case ${enable_serial_configure} in | |
2490 | yes) | |
2491 | enable_serial_build_configure=yes | |
2492 | enable_serial_host_configure=yes | |
2493 | enable_serial_target_configure=yes | |
2494 | ;; | |
2495 | esac | |
2496 | ||
2497 | # These force 'configure's to be done one at a time, to avoid problems | |
2498 | # with contention over a shared config.cache. | |
2499 | rm -f serdep.tmp | |
2500 | echo '# serdep.tmp' > serdep.tmp | |
2501 | olditem= | |
2502 | test "x${enable_serial_build_configure}" = xyes && | |
2503 | for item in ${build_configdirs} ; do | |
2504 | case ${olditem} in | |
2505 | "") ;; | |
2506 | *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;; | |
2507 | esac | |
2508 | olditem=${item} | |
2509 | done | |
2510 | olditem= | |
2511 | test "x${enable_serial_host_configure}" = xyes && | |
2512 | for item in ${configdirs} ; do | |
2513 | case ${olditem} in | |
2514 | "") ;; | |
2515 | *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;; | |
2516 | esac | |
2517 | olditem=${item} | |
2518 | done | |
2519 | olditem= | |
2520 | test "x${enable_serial_target_configure}" = xyes && | |
2521 | for item in ${target_configdirs} ; do | |
2522 | case ${olditem} in | |
2523 | "") ;; | |
2524 | *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;; | |
2525 | esac | |
2526 | olditem=${item} | |
2527 | done | |
2528 | serialization_dependencies=serdep.tmp | |
2529 | AC_SUBST_FILE(serialization_dependencies) | |
2530 | ||
2531 | # Base args. Strip norecursion, cache-file, srcdir, host, build, | |
2532 | # target, nonopt, and variable assignments. These are the ones we | |
2533 | # might not want to pass down to subconfigures. The exception being | |
2534 | # --cache-file=/dev/null, which is used to turn off the use of cache | |
2535 | # files altogether, and which should be passed on to subconfigures. | |
2536 | # Also strip program-prefix, program-suffix, and program-transform-name, | |
2537 | # so that we can pass down a consistent program-transform-name. | |
2538 | baseargs= | |
2539 | tbaseargs= | |
2540 | keep_next=no | |
2541 | skip_next=no | |
2542 | eval "set -- $ac_configure_args" | |
2543 | for ac_arg | |
2544 | do | |
2545 | if test X"$skip_next" = X"yes"; then | |
2546 | skip_next=no | |
2547 | continue | |
2548 | fi | |
2549 | if test X"$keep_next" = X"yes"; then | |
2550 | case $ac_arg in | |
2551 | *\'*) | |
2552 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2553 | esac | |
2554 | baseargs="$baseargs '$ac_arg'" | |
2555 | tbaseargs="$tbaseargs '$ac_arg'" | |
2556 | keep_next=no | |
2557 | continue | |
2558 | fi | |
2559 | ||
2560 | # Handle separated arguments. Based on the logic generated by | |
2561 | # autoconf 2.59. | |
2562 | case $ac_arg in | |
2563 | *=* | --config-cache | -C | -disable-* | --disable-* \ | |
2564 | | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \ | |
2565 | | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \ | |
2566 | | -with-* | --with-* | -without-* | --without-* | --x) | |
2567 | separate_arg=no | |
2568 | ;; | |
2569 | -*) | |
2570 | separate_arg=yes | |
2571 | ;; | |
2572 | *) | |
2573 | separate_arg=no | |
2574 | ;; | |
2575 | esac | |
2576 | ||
2577 | skip_targ=no | |
2578 | case $ac_arg in | |
2579 | changequote(,) | |
2580 | --with-* | --without-*) | |
2581 | libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'` | |
2582 | ||
2583 | case $libopt in | |
2584 | *[-_]include) | |
2585 | lib=`echo "$libopt" | sed 's,[-_]include$,,'` | |
2586 | ;; | |
2587 | *[-_]lib) | |
2588 | lib=`echo "$libopt" | sed 's,[-_]lib$,,'` | |
2589 | ;; | |
2590 | *) | |
2591 | lib=$libopt | |
2592 | ;; | |
2593 | esac | |
2594 | changequote([,]) | |
2595 | ||
2596 | case $lib in | |
2597 | mpc | mpfr | gmp | cloog) | |
2598 | # If we're processing --with-$lib, --with-$lib-include or | |
2599 | # --with-$lib-lib, for one of the libs above, and target is | |
2600 | # different from host, don't pass the current argument to any | |
2601 | # target library's configure. | |
2602 | if test x$is_cross_compiler = xyes; then | |
2603 | skip_targ=yes | |
2604 | fi | |
2605 | ;; | |
2606 | esac | |
2607 | ;; | |
2608 | esac | |
2609 | ||
2610 | case "$ac_arg" in | |
2611 | --cache-file=/dev/null | \ | |
2612 | -cache-file=/dev/null ) | |
2613 | # Handled here to avoid the test to skip args below. | |
2614 | baseargs="$baseargs '$ac_arg'" | |
2615 | tbaseargs="$tbaseargs '$ac_arg'" | |
2616 | # Assert: $separate_arg should always be no. | |
2617 | keep_next=$separate_arg | |
2618 | ;; | |
2619 | --no*) | |
2620 | continue | |
2621 | ;; | |
2622 | --c* | \ | |
2623 | --sr* | \ | |
2624 | --ho* | \ | |
2625 | --bu* | \ | |
2626 | --t* | \ | |
2627 | --program-* | \ | |
2628 | -cache_file* | \ | |
2629 | -srcdir* | \ | |
2630 | -host* | \ | |
2631 | -build* | \ | |
2632 | -target* | \ | |
2633 | -program-prefix* | \ | |
2634 | -program-suffix* | \ | |
2635 | -program-transform-name* ) | |
2636 | skip_next=$separate_arg | |
2637 | continue | |
2638 | ;; | |
2639 | -*) | |
2640 | # An option. Add it. | |
2641 | case $ac_arg in | |
2642 | *\'*) | |
2643 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2644 | esac | |
2645 | baseargs="$baseargs '$ac_arg'" | |
2646 | if test X"$skip_targ" = Xno; then | |
2647 | tbaseargs="$tbaseargs '$ac_arg'" | |
2648 | fi | |
2649 | keep_next=$separate_arg | |
2650 | ;; | |
2651 | *) | |
2652 | # Either a variable assignment, or a nonopt (triplet). Don't | |
2653 | # pass it down; let the Makefile handle this. | |
2654 | continue | |
2655 | ;; | |
2656 | esac | |
2657 | done | |
2658 | # Remove the initial space we just introduced and, as these will be | |
2659 | # expanded by make, quote '$'. | |
2660 | baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'` | |
2661 | ||
2662 | # Add in --program-transform-name, after --program-prefix and | |
2663 | # --program-suffix have been applied to it. Autoconf has already | |
2664 | # doubled dollar signs and backslashes in program_transform_name; we want | |
2665 | # the backslashes un-doubled, and then the entire thing wrapped in single | |
2666 | # quotes, because this will be expanded first by make and then by the shell. | |
2667 | # Also, because we want to override the logic in subdir configure scripts to | |
2668 | # choose program_transform_name, replace any s,x,x, with s,y,y,. | |
2669 | sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out | |
2670 | ${program_transform_name} | |
2671 | EOF_SED | |
2672 | gcc_transform_name=`cat conftestsed.out` | |
2673 | rm -f conftestsed.out | |
2674 | baseargs="$baseargs --program-transform-name='${gcc_transform_name}'" | |
2675 | tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'" | |
2676 | if test "$silent" = yes; then | |
2677 | baseargs="$baseargs --silent" | |
2678 | tbaseargs="$tbaseargs --silent" | |
2679 | fi | |
2680 | baseargs="$baseargs --disable-option-checking" | |
2681 | tbaseargs="$tbaseargs --disable-option-checking" | |
2682 | ||
2683 | # Record and document user additions to sub configure arguments. | |
2684 | AC_ARG_VAR([build_configargs], | |
2685 | [additional configure arguments for build directories]) | |
2686 | AC_ARG_VAR([host_configargs], | |
2687 | [additional configure arguments for host directories]) | |
2688 | AC_ARG_VAR([target_configargs], | |
2689 | [additional configure arguments for target directories]) | |
2690 | ||
2691 | # For the build-side libraries, we just need to pretend we're native, | |
2692 | # and not use the same cache file. Multilibs are neither needed nor | |
2693 | # desired. | |
2694 | build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}" | |
2695 | ||
2696 | # For host modules, accept cache file option, or specification as blank. | |
2697 | case "${cache_file}" in | |
2698 | "") # empty | |
2699 | cache_file_option="" ;; | |
2700 | /* | [[A-Za-z]]:[[\\/]]* ) # absolute path | |
2701 | cache_file_option="--cache-file=${cache_file}" ;; | |
2702 | *) # relative path | |
2703 | cache_file_option="--cache-file=../${cache_file}" ;; | |
2704 | esac | |
2705 | ||
2706 | # Host dirs don't like to share a cache file either, horribly enough. | |
2707 | # This seems to be due to autoconf 2.5x stupidity. | |
2708 | host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}" | |
2709 | ||
2710 | target_configargs="$target_configargs ${tbaseargs}" | |
2711 | ||
2712 | # Passing a --with-cross-host argument lets the target libraries know | |
2713 | # whether they are being built with a cross-compiler or being built | |
2714 | # native. However, it would be better to use other mechanisms to make the | |
2715 | # sorts of decisions they want to make on this basis. Please consider | |
2716 | # this option to be deprecated. FIXME. | |
2717 | if test x${is_cross_compiler} = xyes ; then | |
2718 | target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}" | |
2719 | fi | |
2720 | ||
2721 | # Default to --enable-multilib. | |
2722 | if test x${enable_multilib} = x ; then | |
2723 | target_configargs="--enable-multilib ${target_configargs}" | |
2724 | fi | |
2725 | ||
2726 | # Pass --with-newlib if appropriate. Note that target_configdirs has | |
2727 | # changed from the earlier setting of with_newlib. | |
2728 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then | |
2729 | target_configargs="--with-newlib ${target_configargs}" | |
2730 | fi | |
2731 | ||
2732 | # Different target subdirs use different values of certain variables | |
2733 | # (notably CXX). Worse, multilibs use *lots* of different values. | |
2734 | # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that | |
2735 | # it doesn't automatically accept command-line overrides of them. | |
2736 | # This means it's not safe for target subdirs to share a cache file, | |
2737 | # which is disgusting, but there you have it. Hopefully this can be | |
2738 | # fixed in future. It's still worthwhile to use a cache file for each | |
2739 | # directory. I think. | |
2740 | ||
2741 | # Pass the appropriate --build, --host, --target and --cache-file arguments. | |
2742 | # We need to pass --target, as newer autoconf's requires consistency | |
2743 | # for target_alias and gcc doesn't manage it consistently. | |
2744 | target_configargs="--cache-file=./config.cache ${target_configargs}" | |
2745 | ||
2746 | FLAGS_FOR_TARGET= | |
2747 | case " $target_configdirs " in | |
2748 | *" newlib "*) | |
2749 | case " $target_configargs " in | |
2750 | *" --with-newlib "*) | |
2751 | case "$target" in | |
2752 | *-cygwin*) | |
2753 | 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' | |
2754 | ;; | |
2755 | esac | |
2756 | ||
2757 | # If we're not building GCC, don't discard standard headers. | |
2758 | if test -d ${srcdir}/gcc; then | |
2759 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc' | |
2760 | ||
2761 | if test "${build}" != "${host}"; then | |
2762 | # On Canadian crosses, CC_FOR_TARGET will have already been set | |
2763 | # by `configure', so we won't have an opportunity to add -Bgcc/ | |
2764 | # to it. This is right: we don't want to search that directory | |
2765 | # for binaries, but we want the header files in there, so add | |
2766 | # them explicitly. | |
2767 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed' | |
2768 | ||
2769 | # Someone might think of using the pre-installed headers on | |
2770 | # Canadian crosses, in case the installed compiler is not fully | |
2771 | # compatible with the compiler being built. In this case, it | |
2772 | # would be better to flag an error than risking having | |
2773 | # incompatible object files being constructed. We can't | |
2774 | # guarantee that an error will be flagged, but let's hope the | |
2775 | # compiler will do it, when presented with incompatible header | |
2776 | # files. | |
2777 | fi | |
2778 | fi | |
2779 | ||
2780 | case "${target}-${is_cross_compiler}" in | |
2781 | i[[3456789]]86-*-linux*-no) | |
2782 | # Here host == target, so we don't need to build gcc, | |
2783 | # so we don't want to discard standard headers. | |
2784 | FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'` | |
2785 | ;; | |
2786 | *) | |
2787 | # If we're building newlib, use its generic headers last, but search | |
2788 | # for any libc-related directories first (so make it the last -B | |
2789 | # switch). | |
2790 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include' | |
2791 | ||
2792 | # If we're building libgloss, find the startup file, simulator library | |
2793 | # and linker script. | |
2794 | case " $target_configdirs " in | |
2795 | *" libgloss "*) | |
2796 | # Look for startup file, simulator library and maybe linker script. | |
2797 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir" | |
2798 | # Look for libnosys.a in case the target needs it. | |
2799 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys' | |
2800 | # Most targets have the linker script in the source directory. | |
2801 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir" | |
2802 | ;; | |
2803 | esac | |
2804 | ;; | |
2805 | esac | |
2806 | ;; | |
2807 | esac | |
2808 | ;; | |
2809 | esac | |
2810 | ||
2811 | case "$target" in | |
2812 | x86_64-*mingw* | *-w64-mingw*) | |
2813 | # MinGW-w64 does not use newlib, nor does it use winsup. It may, | |
2814 | # however, use a symlink named 'mingw' in ${prefix} . | |
2815 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include' | |
2816 | ;; | |
2817 | *-mingw*) | |
2818 | # MinGW can't be handled as Cygwin above since it does not use newlib. | |
2819 | FLAGS_FOR_TARGET=$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' | |
2820 | ;; | |
2821 | esac | |
2822 | ||
2823 | # Allow the user to override the flags for | |
2824 | # our build compiler if desired. | |
2825 | if test x"${build}" = x"${host}" ; then | |
2826 | CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}} | |
2827 | CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}} | |
2828 | LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}} | |
2829 | fi | |
2830 | ||
2831 | # On Canadian crosses, we'll be searching the right directories for | |
2832 | # the previously-installed cross compiler, so don't bother to add | |
2833 | # flags for directories within the install tree of the compiler | |
2834 | # being built; programs in there won't even run. | |
2835 | if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then | |
2836 | # Search for pre-installed headers if nothing else fits. | |
2837 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include' | |
2838 | fi | |
2839 | ||
2840 | if test "x${use_gnu_ld}" = x && | |
2841 | echo " ${configdirs} " | grep " ld " > /dev/null ; then | |
2842 | # Arrange for us to find uninstalled linker scripts. | |
2843 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld' | |
2844 | fi | |
2845 | ||
2846 | # Search for other target-specific linker scripts and such. | |
2847 | case "${target}" in | |
2848 | mep*) | |
2849 | FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary" | |
2850 | ;; | |
2851 | esac | |
2852 | ||
2853 | # Makefile fragments. | |
2854 | for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag; | |
2855 | do | |
2856 | eval fragval=\$$frag | |
2857 | if test $fragval != /dev/null; then | |
2858 | eval $frag=${srcdir}/$fragval | |
2859 | fi | |
2860 | done | |
2861 | AC_SUBST_FILE(host_makefile_frag) | |
2862 | AC_SUBST_FILE(target_makefile_frag) | |
2863 | AC_SUBST_FILE(alphaieee_frag) | |
2864 | AC_SUBST_FILE(ospace_frag) | |
2865 | ||
2866 | # Miscellanea: directories, flags, etc. | |
2867 | AC_SUBST(RPATH_ENVVAR) | |
2868 | AC_SUBST(GCC_SHLIB_SUBDIR) | |
2869 | AC_SUBST(tooldir) | |
2870 | AC_SUBST(build_tooldir) | |
2871 | AC_SUBST(CONFIGURE_GDB_TK) | |
2872 | AC_SUBST(GDB_TK) | |
2873 | AC_SUBST(INSTALL_GDB_TK) | |
2874 | ||
2875 | # Build module lists & subconfigure args. | |
2876 | AC_SUBST(build_configargs) | |
2877 | AC_SUBST(build_configdirs) | |
2878 | ||
2879 | # Host module lists & subconfigure args. | |
2880 | AC_SUBST(host_configargs) | |
2881 | AC_SUBST(configdirs) | |
2882 | AC_SUBST(target_configdirs) | |
2883 | ||
2884 | # Target module lists & subconfigure args. | |
2885 | AC_SUBST(target_configargs) | |
2886 | ||
2887 | ||
2888 | # Build tools. | |
2889 | AC_SUBST(AR_FOR_BUILD) | |
2890 | AC_SUBST(AS_FOR_BUILD) | |
2891 | AC_SUBST(CC_FOR_BUILD) | |
2892 | AC_SUBST(CFLAGS_FOR_BUILD) | |
2893 | AC_SUBST(CXXFLAGS_FOR_BUILD) | |
2894 | AC_SUBST(CXX_FOR_BUILD) | |
2895 | AC_SUBST(DLLTOOL_FOR_BUILD) | |
2896 | AC_SUBST(GCJ_FOR_BUILD) | |
2897 | AC_SUBST(GFORTRAN_FOR_BUILD) | |
2898 | AC_SUBST(GOC_FOR_BUILD) | |
2899 | AC_SUBST(LDFLAGS_FOR_BUILD) | |
2900 | AC_SUBST(LD_FOR_BUILD) | |
2901 | AC_SUBST(NM_FOR_BUILD) | |
2902 | AC_SUBST(RANLIB_FOR_BUILD) | |
2903 | AC_SUBST(WINDMC_FOR_BUILD) | |
2904 | AC_SUBST(WINDRES_FOR_BUILD) | |
2905 | ||
2906 | # Generate default definitions for YACC, M4, LEX and other programs that run | |
2907 | # on the build machine. These are used if the Makefile can't locate these | |
2908 | # programs in objdir. | |
2909 | MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing | |
2910 | ||
2911 | AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y]) | |
2912 | case " $build_configdirs " in | |
2913 | *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;; | |
2914 | esac | |
2915 | ||
2916 | AC_CHECK_PROGS([BISON], [bison], [$MISSING bison]) | |
2917 | case " $build_configdirs " in | |
2918 | *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;; | |
2919 | esac | |
2920 | ||
2921 | AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4]) | |
2922 | case " $build_configdirs " in | |
2923 | *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;; | |
2924 | esac | |
2925 | ||
2926 | AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex]) | |
2927 | case " $build_configdirs " in | |
2928 | *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
2929 | *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;; | |
2930 | esac | |
2931 | ||
2932 | AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex]) | |
2933 | case " $build_configdirs " in | |
2934 | *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
2935 | esac | |
2936 | ||
2937 | AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo]) | |
2938 | case " $build_configdirs " in | |
2939 | *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;; | |
2940 | *) | |
2941 | changequote(,) | |
2942 | # For an installed makeinfo, we require it to be from texinfo 4.7 or | |
2943 | # higher, else we use the "missing" dummy. | |
2944 | if ${MAKEINFO} --version \ | |
2945 | | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then | |
2946 | : | |
2947 | else | |
2948 | MAKEINFO="$MISSING makeinfo" | |
2949 | fi | |
2950 | ;; | |
2951 | changequote([,]) | |
2952 | esac | |
2953 | ||
2954 | # FIXME: expect and dejagnu may become build tools? | |
2955 | ||
2956 | AC_CHECK_PROGS(EXPECT, expect, expect) | |
2957 | case " $configdirs " in | |
2958 | *" expect "*) | |
2959 | test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect' | |
2960 | ;; | |
2961 | esac | |
2962 | ||
2963 | AC_CHECK_PROGS(RUNTEST, runtest, runtest) | |
2964 | case " $configdirs " in | |
2965 | *" dejagnu "*) | |
2966 | test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest' | |
2967 | ;; | |
2968 | esac | |
2969 | ||
2970 | ||
2971 | # Host tools. | |
2972 | NCN_STRICT_CHECK_TOOLS(AR, ar) | |
2973 | NCN_STRICT_CHECK_TOOLS(AS, as) | |
2974 | NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool) | |
2975 | NCN_STRICT_CHECK_TOOLS(LD, ld) | |
2976 | NCN_STRICT_CHECK_TOOLS(LIPO, lipo) | |
2977 | NCN_STRICT_CHECK_TOOLS(NM, nm) | |
2978 | NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true) | |
2979 | NCN_STRICT_CHECK_TOOLS(STRIP, strip, true) | |
2980 | NCN_STRICT_CHECK_TOOLS(WINDRES, windres) | |
2981 | NCN_STRICT_CHECK_TOOLS(WINDMC, windmc) | |
2982 | NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy) | |
2983 | NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump) | |
2984 | NCN_STRICT_CHECK_TOOLS(READELF, readelf) | |
2985 | AC_SUBST(CC) | |
2986 | AC_SUBST(CXX) | |
2987 | AC_SUBST(CFLAGS) | |
2988 | AC_SUBST(CXXFLAGS) | |
2989 | ||
2990 | # Target tools. | |
2991 | AC_ARG_WITH([build-time-tools], | |
2992 | [AS_HELP_STRING([--with-build-time-tools=PATH], | |
2993 | [use given path to find target tools during the build])], | |
2994 | [case x"$withval" in | |
2995 | x/*) ;; | |
2996 | *) | |
2997 | with_build_time_tools= | |
2998 | AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path]) | |
2999 | ;; | |
3000 | esac], | |
3001 | [with_build_time_tools=]) | |
3002 | ||
3003 | NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc) | |
3004 | NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx) | |
3005 | NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET}) | |
3006 | NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj) | |
3007 | NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran) | |
3008 | NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo) | |
3009 | ||
3010 | ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar) | |
3011 | ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as) | |
3012 | ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool) | |
3013 | ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld) | |
3014 | ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo) | |
3015 | ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm) | |
3016 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump) | |
3017 | ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib) | |
3018 | ACX_CHECK_INSTALLED_TARGET_TOOL(READELF_FOR_TARGET, readelf) | |
3019 | ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip) | |
3020 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres) | |
3021 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc) | |
3022 | ||
3023 | RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET" | |
3024 | ||
3025 | GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar]) | |
3026 | GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new]) | |
3027 | GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
3028 | dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS | |
3029 | GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX, | |
3030 | [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs], | |
3031 | c++) | |
3032 | GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX, | |
3033 | [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs], | |
3034 | c++) | |
3035 | GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool]) | |
3036 | GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
3037 | GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ, | |
3038 | [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java) | |
3039 | GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN, | |
3040 | [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran) | |
3041 | GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC, | |
3042 | [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go) | |
3043 | GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new]) | |
3044 | GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO) | |
3045 | GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new]) | |
3046 | GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump]) | |
3047 | GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib]) | |
3048 | GCC_TARGET_TOOL(readelf, READELF_FOR_TARGET, READELF, [binutils/readelf]) | |
3049 | GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new]) | |
3050 | GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres]) | |
3051 | GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc]) | |
3052 | ||
3053 | AC_SUBST(FLAGS_FOR_TARGET) | |
3054 | AC_SUBST(RAW_CXX_FOR_TARGET) | |
3055 | ||
3056 | # Certain tools may need extra flags. | |
3057 | AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target} | |
3058 | RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target} | |
3059 | NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target} | |
3060 | ||
3061 | # When building target libraries, except in a Canadian cross, we use | |
3062 | # the same toolchain as the compiler we just built. | |
3063 | COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)' | |
3064 | COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)' | |
3065 | COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)' | |
3066 | if test $host = $build; then | |
3067 | case " $configdirs " in | |
3068 | *" gcc "*) | |
3069 | COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as' | |
3070 | COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld' | |
3071 | COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target} | |
3072 | ;; | |
3073 | esac | |
3074 | fi | |
3075 | ||
3076 | AC_SUBST(COMPILER_AS_FOR_TARGET) | |
3077 | AC_SUBST(COMPILER_LD_FOR_TARGET) | |
3078 | AC_SUBST(COMPILER_NM_FOR_TARGET) | |
3079 | ||
3080 | AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) | |
3081 | AC_ARG_ENABLE(maintainer-mode, | |
3082 | [AS_HELP_STRING([--enable-maintainer-mode], | |
3083 | [enable make rules and dependencies not useful | |
3084 | (and sometimes confusing) to the casual installer])], | |
3085 | USE_MAINTAINER_MODE=$enableval, | |
3086 | USE_MAINTAINER_MODE=no) | |
3087 | AC_MSG_RESULT($USE_MAINTAINER_MODE) | |
3088 | AC_SUBST(MAINTAINER_MODE_TRUE) | |
3089 | AC_SUBST(MAINTAINER_MODE_FALSE) | |
3090 | if test "$USE_MAINTAINER_MODE" = yes; then | |
3091 | MAINTAINER_MODE_TRUE= | |
3092 | MAINTAINER_MODE_FALSE='#' | |
3093 | else | |
3094 | MAINTAINER_MODE_TRUE='#' | |
3095 | MAINTAINER_MODE_FALSE= | |
3096 | fi | |
3097 | MAINT=$MAINTAINER_MODE_TRUE | |
3098 | AC_SUBST(MAINT)dnl | |
3099 | ||
3100 | # --------------------- | |
3101 | # GCC bootstrap support | |
3102 | # --------------------- | |
3103 | ||
3104 | # Stage specific cflags for build. | |
3105 | stage1_cflags="-g" | |
3106 | case $build in | |
3107 | vax-*-*) | |
3108 | case ${GCC} in | |
3109 | yes) stage1_cflags="-g -Wa,-J" ;; | |
3110 | *) stage1_cflags="-g -J" ;; | |
3111 | esac ;; | |
3112 | esac | |
3113 | ||
3114 | AC_SUBST(stage1_cflags) | |
3115 | ||
3116 | # Enable --enable-checking in stage1 of the compiler. | |
3117 | AC_ARG_ENABLE(stage1-checking, | |
3118 | [AS_HELP_STRING([[--enable-stage1-checking[=all]]], | |
3119 | [choose additional checking for stage1 of the compiler])], | |
3120 | [stage1_checking=--enable-checking=${enable_stage1_checking}], | |
3121 | [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then | |
3122 | stage1_checking=--enable-checking=yes,types | |
3123 | else | |
3124 | stage1_checking=--enable-checking=$enable_checking,types | |
3125 | fi]) | |
3126 | AC_SUBST(stage1_checking) | |
3127 | ||
3128 | # Enable -Werror in bootstrap stage2 and later. | |
3129 | AC_ARG_ENABLE(werror, | |
3130 | [AS_HELP_STRING([--enable-werror], | |
3131 | [enable -Werror in bootstrap stage2 and later])], [], | |
3132 | [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then | |
3133 | enable_werror=yes | |
3134 | else | |
3135 | enable_werror=no | |
3136 | fi]) | |
3137 | case ${enable_werror} in | |
3138 | yes) stage2_werror_flag="--enable-werror-always" ;; | |
3139 | *) stage2_werror_flag="" ;; | |
3140 | esac | |
3141 | AC_SUBST(stage2_werror_flag) | |
3142 | ||
3143 | # Specify what files to not compare during bootstrap. | |
3144 | ||
3145 | compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*" | |
3146 | case "$target" in | |
3147 | hppa*64*-*-hpux*) ;; | |
3148 | hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;; | |
3149 | esac | |
3150 | AC_SUBST(compare_exclusions) | |
3151 | ||
3152 | AC_CONFIG_FILES([Makefile], | |
3153 | [sed "$extrasub_build" Makefile | | |
3154 | sed "$extrasub_host" | | |
3155 | sed "$extrasub_target" > mf$$ | |
3156 | mv -f mf$$ Makefile], | |
3157 | [extrasub_build="$extrasub_build" | |
3158 | extrasub_host="$extrasub_host" | |
3159 | extrasub_target="$extrasub_target"]) | |
3160 | AC_OUTPUT |