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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 libbacktrace 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-libbacktrace \ | |
156 | target-libgloss \ | |
157 | target-newlib \ | |
158 | target-libgomp \ | |
159 | target-libatomic \ | |
160 | target-libitm \ | |
161 | target-libstdc++-v3 \ | |
162 | target-libmudflap \ | |
163 | target-libsanitizer \ | |
164 | target-libssp \ | |
165 | target-libquadmath \ | |
166 | target-libgfortran \ | |
167 | target-boehm-gc \ | |
168 | ${libgcj} \ | |
169 | target-libobjc \ | |
170 | target-libada \ | |
171 | target-libgo" | |
172 | ||
173 | # these tools are built using the target libraries, and are intended to | |
174 | # run only in the target environment | |
175 | # | |
176 | # note: any program that *uses* libraries that are in the "target_libraries" | |
177 | # list belongs in this list. | |
178 | # | |
179 | target_tools="target-rda" | |
180 | ||
181 | ################################################################################ | |
182 | ||
183 | ## All tools belong in one of the four categories, and are assigned above | |
184 | ## We assign ${configdirs} this way to remove all embedded newlines. This | |
185 | ## is important because configure will choke if they ever get through. | |
186 | ## ${configdirs} is directories we build using the host tools. | |
187 | ## ${target_configdirs} is directories we build using the target tools. | |
188 | configdirs=`echo ${host_libs} ${host_tools}` | |
189 | target_configdirs=`echo ${target_libraries} ${target_tools}` | |
190 | build_configdirs=`echo ${build_libs} ${build_tools}` | |
191 | ||
192 | m4_divert_text([PARSE_ARGS], | |
193 | [case $srcdir in | |
194 | *" "*) | |
195 | m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl | |
196 | AC_MSG_ERROR([path to source, $srcdir, contains spaces]) | |
197 | m4_popdef([AS_MESSAGE_LOG_FD])dnl | |
198 | ;; | |
199 | esac | |
200 | ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'` | |
201 | ]) | |
202 | ||
203 | ################################################################################ | |
204 | ||
205 | srcname="gnu development package" | |
206 | ||
207 | # This gets set non-empty for some net releases of packages. | |
208 | appdirs="" | |
209 | ||
210 | # Define is_cross_compiler to save on calls to 'test'. | |
211 | is_cross_compiler= | |
212 | if test x"${host}" = x"${target}" ; then | |
213 | is_cross_compiler=no | |
214 | else | |
215 | is_cross_compiler=yes | |
216 | fi | |
217 | ||
218 | # Find the build and target subdir names. | |
219 | GCC_TOPLEV_SUBDIRS | |
220 | # Be sure to cover against remnants of an in-tree build. | |
221 | if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then | |
222 | AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}. | |
223 | Use a pristine source tree when building in a separate tree]) | |
224 | fi | |
225 | ||
226 | # Skipdirs are removed silently. | |
227 | skipdirs= | |
228 | # Noconfigdirs are removed loudly. | |
229 | noconfigdirs="" | |
230 | ||
231 | use_gnu_ld= | |
232 | # Make sure we don't let GNU ld be added if we didn't want it. | |
233 | if test x$with_gnu_ld = xno ; then | |
234 | use_gnu_ld=no | |
235 | noconfigdirs="$noconfigdirs ld gold" | |
236 | fi | |
237 | ||
238 | use_gnu_as= | |
239 | # Make sure we don't let GNU as be added if we didn't want it. | |
240 | if test x$with_gnu_as = xno ; then | |
241 | use_gnu_as=no | |
242 | noconfigdirs="$noconfigdirs gas" | |
243 | fi | |
244 | ||
245 | use_included_zlib= | |
246 | # Make sure we don't let ZLIB be added if we didn't want it. | |
247 | if test x$with_system_zlib = xyes ; then | |
248 | use_included_zlib=no | |
249 | noconfigdirs="$noconfigdirs zlib" | |
250 | fi | |
251 | ||
252 | # some tools are so dependent upon X11 that if we're not building with X, | |
253 | # it's not even worth trying to configure, much less build, that tool. | |
254 | ||
255 | case ${with_x} in | |
256 | yes | "") ;; # the default value for this tree is that X11 is available | |
257 | no) | |
258 | skipdirs="${skipdirs} tk itcl libgui" | |
259 | # We won't be able to build gdbtk without X. | |
260 | enable_gdbtk=no | |
261 | ;; | |
262 | *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;; | |
263 | esac | |
264 | ||
265 | # Some are only suitable for cross toolchains. | |
266 | # Remove these if host=target. | |
267 | cross_only="target-libgloss target-newlib target-opcodes" | |
268 | ||
269 | case $is_cross_compiler in | |
270 | no) skipdirs="${skipdirs} ${cross_only}" ;; | |
271 | esac | |
272 | ||
273 | # If both --with-headers and --with-libs are specified, default to | |
274 | # --without-newlib. | |
275 | if test x"${with_headers}" != x && test x"${with_headers}" != xno \ | |
276 | && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
277 | if test x"${with_newlib}" = x ; then | |
278 | with_newlib=no | |
279 | fi | |
280 | fi | |
281 | ||
282 | # Recognize --with-newlib/--without-newlib. | |
283 | case ${with_newlib} in | |
284 | no) skipdirs="${skipdirs} target-newlib" ;; | |
285 | yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;; | |
286 | esac | |
287 | ||
288 | # Handle --enable-gold, --enable-ld. | |
289 | # --disable-gold [--enable-ld] | |
290 | # Build only ld. Default option. | |
291 | # --enable-gold [--enable-ld] | |
292 | # Build both gold and ld. Install gold as "ld.gold", install ld | |
293 | # as "ld.bfd" and "ld". | |
294 | # --enable-gold=default [--enable-ld] | |
295 | # Build both gold and ld. Install gold as "ld.gold" and "ld", | |
296 | # install ld as "ld.bfd". | |
297 | # --enable-gold[=default] --disable-ld | |
298 | # Build only gold, which is then installed as both "ld.gold" and "ld". | |
299 | # --enable-gold --enable-ld=default | |
300 | # Build both gold (installed as "ld.gold") and ld (installed as "ld" | |
301 | # and ld.bfd). | |
302 | # In other words, ld is default | |
303 | # --enable-gold=default --enable-ld=default | |
304 | # Error. | |
305 | ||
306 | default_ld= | |
307 | AC_ARG_ENABLE(gold, | |
308 | [AS_HELP_STRING([[--enable-gold[=ARG]]], | |
309 | [build gold @<:@ARG={default,yes,no}@:>@])], | |
310 | ENABLE_GOLD=$enableval, | |
311 | ENABLE_GOLD=no) | |
312 | case "${ENABLE_GOLD}" in | |
313 | yes|default) | |
314 | # Check for ELF target. | |
315 | is_elf=no | |
316 | case "${target}" in | |
317 | *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \ | |
318 | | *-*-linux* | *-*-gnu* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \ | |
319 | | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \ | |
320 | | *-*-solaris2* | *-*-nto* | *-*-nacl*) | |
321 | case "${target}" in | |
322 | *-*-linux*aout* | *-*-linux*oldld*) | |
323 | ;; | |
324 | *) | |
325 | is_elf=yes | |
326 | ;; | |
327 | esac | |
328 | esac | |
329 | ||
330 | if test "$is_elf" = "yes"; then | |
331 | # Check for target supported by gold. | |
332 | case "${target}" in | |
333 | i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-* | tilegx*-*-*) | |
334 | configdirs="$configdirs gold" | |
335 | if test x${ENABLE_GOLD} = xdefault; then | |
336 | default_ld=gold | |
337 | fi | |
338 | ENABLE_GOLD=yes | |
339 | ;; | |
340 | esac | |
341 | fi | |
342 | ;; | |
343 | no) | |
344 | ;; | |
345 | *) | |
346 | AC_MSG_ERROR([invalid --enable-gold argument]) | |
347 | ;; | |
348 | esac | |
349 | ||
350 | AC_ARG_ENABLE(ld, | |
351 | [AS_HELP_STRING([[--enable-ld[=ARG]]], | |
352 | [build ld @<:@ARG={default,yes,no}@:>@])], | |
353 | ENABLE_LD=$enableval, | |
354 | ENABLE_LD=yes) | |
355 | ||
356 | case "${ENABLE_LD}" in | |
357 | default) | |
358 | if test x${default_ld} != x; then | |
359 | AC_MSG_ERROR([either gold or ld can be the default ld]) | |
360 | fi | |
361 | ;; | |
362 | yes) | |
363 | ;; | |
364 | no) | |
365 | if test x${ENABLE_GOLD} != xyes; then | |
366 | AC_MSG_WARN([neither ld nor gold are enabled]) | |
367 | fi | |
368 | configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'` | |
369 | ;; | |
370 | *) | |
371 | AC_MSG_ERROR([invalid --enable-ld argument]) | |
372 | ;; | |
373 | esac | |
374 | ||
375 | # Configure extra directories which are host specific | |
376 | ||
377 | case "${host}" in | |
378 | *-cygwin*) | |
379 | configdirs="$configdirs libtermcap" ;; | |
380 | esac | |
381 | ||
382 | # A target can indicate whether a language isn't supported for some reason. | |
383 | # Only spaces may be used in this macro; not newlines or tabs. | |
384 | unsupported_languages= | |
385 | ||
386 | # Remove more programs from consideration, based on the host or | |
387 | # target this usually means that a port of the program doesn't | |
388 | # exist yet. | |
389 | ||
390 | case "${host}" in | |
391 | i[[3456789]]86-*-msdosdjgpp*) | |
392 | noconfigdirs="$noconfigdirs tcl tk itcl" | |
393 | ;; | |
394 | esac | |
395 | ||
396 | ||
397 | AC_ARG_ENABLE(libquadmath, | |
398 | AS_HELP_STRING([--disable-libquadmath], | |
399 | [do not build libquadmath directory]), | |
400 | ENABLE_LIBQUADMATH=$enableval, | |
401 | ENABLE_LIBQUADMATH=yes) | |
402 | if test "${ENABLE_LIBQUADMATH}" = "no" ; then | |
403 | noconfigdirs="$noconfigdirs target-libquadmath" | |
404 | fi | |
405 | ||
406 | ||
407 | AC_ARG_ENABLE(libquadmath-support, | |
408 | AS_HELP_STRING([--disable-libquadmath-support], | |
409 | [disable libquadmath support for Fortran]), | |
410 | ENABLE_LIBQUADMATH_SUPPORT=$enableval, | |
411 | ENABLE_LIBQUADMATH_SUPPORT=yes) | |
412 | enable_libquadmath_support= | |
413 | if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then | |
414 | enable_libquadmath_support=no | |
415 | fi | |
416 | ||
417 | ||
418 | AC_ARG_ENABLE(libada, | |
419 | [AS_HELP_STRING([--enable-libada], [build libada directory])], | |
420 | ENABLE_LIBADA=$enableval, | |
421 | ENABLE_LIBADA=yes) | |
422 | if test "${ENABLE_LIBADA}" != "yes" ; then | |
423 | noconfigdirs="$noconfigdirs gnattools" | |
424 | fi | |
425 | ||
426 | AC_ARG_ENABLE(libssp, | |
427 | [AS_HELP_STRING([--enable-libssp], [build libssp directory])], | |
428 | ENABLE_LIBSSP=$enableval, | |
429 | ENABLE_LIBSSP=yes) | |
430 | ||
431 | AC_ARG_ENABLE(libstdcxx, | |
432 | AS_HELP_STRING([--disable-libstdcxx], | |
433 | [do not build libstdc++-v3 directory]), | |
434 | ENABLE_LIBSTDCXX=$enableval, | |
435 | ENABLE_LIBSTDCXX=default) | |
436 | [if test "${ENABLE_LIBSTDCXX}" = "no" ; then | |
437 | noconfigdirs="$noconfigdirs libstdc++-v3" | |
438 | fi] | |
439 | ||
440 | # Save it here so that, even in case of --enable-libgcj, if the Java | |
441 | # front-end isn't enabled, we still get libgcj disabled. | |
442 | libgcj_saved=$libgcj | |
443 | case $enable_libgcj in | |
444 | yes) | |
445 | # If we reset it here, it won't get added to noconfigdirs in the | |
446 | # target-specific build rules, so it will be forcibly enabled | |
447 | # (unless the Java language itself isn't enabled). | |
448 | libgcj= | |
449 | ;; | |
450 | no) | |
451 | # Make sure we get it printed in the list of not supported target libs. | |
452 | # Don't disable libffi, though, other languages use it. | |
453 | noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`" | |
454 | # Clear libgcj_saved so that even if java is enabled libffi won't be | |
455 | # built. | |
456 | libgcj_saved= | |
457 | ;; | |
458 | esac | |
459 | ||
460 | AC_ARG_ENABLE(static-libjava, | |
461 | [AS_HELP_STRING([[--enable-static-libjava[=ARG]]], | |
462 | [build static libjava @<:@default=no@:>@])], | |
463 | ENABLE_STATIC_LIBJAVA=$enableval, | |
464 | ENABLE_STATIC_LIBJAVA=no) | |
465 | enable_static_libjava= | |
466 | if test "${ENABLE_STATIC_LIBJAVA}" = "yes" ; then | |
467 | enable_static_libjava=yes | |
468 | fi | |
469 | ||
470 | if test x$enable_static_libjava != xyes ; then | |
471 | EXTRA_CONFIGARGS_LIBJAVA=--disable-static | |
472 | fi | |
473 | AC_SUBST(EXTRA_CONFIGARGS_LIBJAVA) | |
474 | ||
475 | # Disable libmudflap on some systems. | |
476 | if test x$enable_libmudflap = x ; then | |
477 | case "${target}" in | |
478 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu) | |
479 | # Enable libmudflap by default in GNU and friends. | |
480 | ;; | |
481 | *-*-freebsd*) | |
482 | # Enable libmudflap by default in FreeBSD. | |
483 | ;; | |
484 | *) | |
485 | # Disable it by default everywhere else. | |
486 | noconfigdirs="$noconfigdirs target-libmudflap" | |
487 | ;; | |
488 | esac | |
489 | fi | |
490 | ||
491 | # Disable libgomp on non POSIX hosted systems. | |
492 | if test x$enable_libgomp = x ; then | |
493 | # Enable libgomp by default on hosted POSIX systems. | |
494 | case "${target}" in | |
495 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) | |
496 | ;; | |
497 | *-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly*) | |
498 | ;; | |
499 | *-*-solaris2* | *-*-hpux11*) | |
500 | ;; | |
501 | *-*-darwin* | *-*-aix*) | |
502 | ;; | |
503 | *) | |
504 | noconfigdirs="$noconfigdirs target-libgomp" | |
505 | ;; | |
506 | esac | |
507 | fi | |
508 | ||
509 | # Disable libatomic on unsupported systems. | |
510 | if test -d ${srcdir}/libatomic; then | |
511 | if test x$enable_libatomic = x; then | |
512 | AC_MSG_CHECKING([for libatomic support]) | |
513 | if (srcdir=${srcdir}/libatomic; \ | |
514 | . ${srcdir}/configure.tgt; \ | |
515 | test -n "$UNSUPPORTED") | |
516 | then | |
517 | AC_MSG_RESULT([no]) | |
518 | noconfigdirs="$noconfigdirs target-libatomic" | |
519 | else | |
520 | AC_MSG_RESULT([yes]) | |
521 | fi | |
522 | fi | |
523 | fi | |
524 | ||
525 | # Disable libitm on unsupported systems. | |
526 | if test -d ${srcdir}/libitm; then | |
527 | if test x$enable_libitm = x; then | |
528 | AC_MSG_CHECKING([for libitm support]) | |
529 | if (srcdir=${srcdir}/libitm; \ | |
530 | . ${srcdir}/configure.tgt; \ | |
531 | test -n "$UNSUPPORTED") | |
532 | then | |
533 | AC_MSG_RESULT([no]) | |
534 | noconfigdirs="$noconfigdirs target-libitm" | |
535 | else | |
536 | AC_MSG_RESULT([yes]) | |
537 | fi | |
538 | fi | |
539 | fi | |
540 | ||
541 | # Disable libsanitizer on unsupported systems. | |
542 | if test -d ${srcdir}/libsanitizer; then | |
543 | if test x$enable_libsanitizer = x; then | |
544 | AC_MSG_CHECKING([for libsanitizer support]) | |
545 | if (srcdir=${srcdir}/libsanitizer; \ | |
546 | . ${srcdir}/configure.tgt; \ | |
547 | test -n "$UNSUPPORTED") | |
548 | then | |
549 | AC_MSG_RESULT([no]) | |
550 | noconfigdirs="$noconfigdirs target-libsanitizer" | |
551 | else | |
552 | AC_MSG_RESULT([yes]) | |
553 | fi | |
554 | fi | |
555 | fi | |
556 | ||
557 | # Disable libquadmath for some systems. | |
558 | case "${target}" in | |
559 | avr-*-*) | |
560 | noconfigdirs="$noconfigdirs target-libquadmath" | |
561 | ;; | |
562 | # libquadmath is unused on AIX and libquadmath build process use of | |
563 | # LD_LIBRARY_PATH can break AIX bootstrap. | |
564 | powerpc-*-aix* | rs6000-*-aix*) | |
565 | noconfigdirs="$noconfigdirs target-libquadmath" | |
566 | ;; | |
567 | esac | |
568 | ||
569 | # Disable libssp for some systems. | |
570 | case "${target}" in | |
571 | avr-*-*) | |
572 | # No hosted I/O support. | |
573 | noconfigdirs="$noconfigdirs target-libssp" | |
574 | ;; | |
575 | powerpc-*-aix* | rs6000-*-aix*) | |
576 | noconfigdirs="$noconfigdirs target-libssp" | |
577 | ;; | |
578 | rl78-*-*) | |
579 | # libssp uses a misaligned load to trigger a fault, but the RL78 | |
580 | # doesn't fault for those - instead, it gives a build-time error | |
581 | # for explicit misaligned loads. | |
582 | noconfigdirs="$noconfigdirs target-libssp" | |
583 | ;; | |
584 | esac | |
585 | ||
586 | # Disable libstdc++-v3 for some systems. | |
587 | # Allow user to override this if they pass --enable-libstdc++-v3 | |
588 | if test "${ENABLE_LIBSTDCXX}" = "default" ; then | |
589 | case "${target}" in | |
590 | *-*-vxworks*) | |
591 | # VxWorks uses the Dinkumware C++ library. | |
592 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
593 | ;; | |
594 | arm*-wince-pe*) | |
595 | # the C++ libraries don't build on top of CE's C libraries | |
596 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
597 | ;; | |
598 | avr-*-*) | |
599 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
600 | ;; | |
601 | esac | |
602 | fi | |
603 | ||
604 | # Disable Fortran for some systems. | |
605 | case "${target}" in | |
606 | mmix-*-*) | |
607 | # See <http://gcc.gnu.org/ml/gcc-patches/2004-11/msg00572.html>. | |
608 | unsupported_languages="$unsupported_languages fortran" | |
609 | ;; | |
610 | esac | |
611 | ||
612 | # Disable Java if libffi is not supported. | |
613 | case "${target}" in | |
614 | alpha*-*-*) | |
615 | ;; | |
616 | arm*-*-*) | |
617 | ;; | |
618 | cris-*-*) | |
619 | ;; | |
620 | frv-*-*) | |
621 | ;; | |
622 | hppa*-*-linux*) | |
623 | ;; | |
624 | hppa*-*-hpux*) | |
625 | ;; | |
626 | i?86-*-*) | |
627 | ;; | |
628 | ia64*-*-*) | |
629 | ;; | |
630 | m32r*-*-*) | |
631 | ;; | |
632 | m68k-*-*) | |
633 | ;; | |
634 | mips*-*-rtems*) | |
635 | ;; | |
636 | mips*-*-linux*) | |
637 | ;; | |
638 | powerpc*-*-linux*) | |
639 | ;; | |
640 | powerpc-*-darwin*) | |
641 | ;; | |
642 | powerpc-*-aix* | rs6000-*-aix*) | |
643 | ;; | |
644 | powerpc-*-freebsd*) | |
645 | ;; | |
646 | powerpc64-*-freebsd*) | |
647 | ;; | |
648 | powerpc*-*-rtems*) | |
649 | ;; | |
650 | s390-*-* | s390x-*-*) | |
651 | ;; | |
652 | sh-*-* | sh[[34]]*-*-*) | |
653 | ;; | |
654 | sh64-*-* | sh5*-*-*) | |
655 | ;; | |
656 | sparc*-*-*) | |
657 | ;; | |
658 | x86_64-*-*) | |
659 | ;; | |
660 | *-*-*) | |
661 | unsupported_languages="$unsupported_languages java" | |
662 | ;; | |
663 | esac | |
664 | ||
665 | # Disable Java, libgcj or related libraries for some systems. | |
666 | case "${target}" in | |
667 | powerpc-*-darwin*) | |
668 | ;; | |
669 | i[[3456789]]86-*-darwin*) | |
670 | ;; | |
671 | x86_64-*-darwin[[912]]*) | |
672 | ;; | |
673 | *-*-darwin*) | |
674 | noconfigdirs="$noconfigdirs ${libgcj}" | |
675 | ;; | |
676 | *-*-netware*) | |
677 | noconfigdirs="$noconfigdirs ${libgcj}" | |
678 | ;; | |
679 | *-*-rtems*) | |
680 | noconfigdirs="$noconfigdirs ${libgcj}" | |
681 | ;; | |
682 | *-*-tpf*) | |
683 | noconfigdirs="$noconfigdirs ${libgcj}" | |
684 | ;; | |
685 | *-*-uclinux*) | |
686 | noconfigdirs="$noconfigdirs ${libgcj}" | |
687 | ;; | |
688 | *-*-vxworks*) | |
689 | noconfigdirs="$noconfigdirs ${libgcj}" | |
690 | ;; | |
691 | alpha*-*-*vms*) | |
692 | noconfigdirs="$noconfigdirs ${libgcj}" | |
693 | ;; | |
694 | arm-wince-pe) | |
695 | noconfigdirs="$noconfigdirs ${libgcj}" | |
696 | ;; | |
697 | arm*-*-symbianelf*) | |
698 | noconfigdirs="$noconfigdirs ${libgcj}" | |
699 | ;; | |
700 | bfin-*-*) | |
701 | noconfigdirs="$noconfigdirs target-boehm-gc" | |
702 | ;; | |
703 | cris-*-* | crisv32-*-*) | |
704 | unsupported_languages="$unsupported_languages java" | |
705 | case "${target}" in | |
706 | *-*-linux*) | |
707 | ;; | |
708 | *) # See PR46792 regarding target-libffi. | |
709 | noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";; | |
710 | esac | |
711 | ;; | |
712 | hppa*64*-*-linux*) | |
713 | # In this case, it's because the hppa64-linux target is for | |
714 | # the kernel only at this point and has no libc, and thus no | |
715 | # headers, crt*.o, etc., all of which are needed by these. | |
716 | unsupported_languages="$unsupported_languages java" | |
717 | ;; | |
718 | hppa*64*-*-hpux*) | |
719 | noconfigdirs="$noconfigdirs ${libgcj}" | |
720 | ;; | |
721 | hppa*-hp-hpux11*) | |
722 | ;; | |
723 | hppa*-*-hpux*) | |
724 | # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't | |
725 | # build on HP-UX 10.20. | |
726 | noconfigdirs="$noconfigdirs ${libgcj}" | |
727 | ;; | |
728 | ia64*-*-*vms*) | |
729 | noconfigdirs="$noconfigdirs ${libgcj}" | |
730 | ;; | |
731 | i[[3456789]]86-w64-mingw*) | |
732 | noconfigdirs="$noconfigdirs ${libgcj}" | |
733 | ;; | |
734 | i[[3456789]]86-*-mingw*) | |
735 | noconfigdirs="$noconfigdirs ${libgcj}" | |
736 | ;; | |
737 | x86_64-*-mingw*) | |
738 | noconfigdirs="$noconfigdirs ${libgcj}" | |
739 | ;; | |
740 | mmix-*-*) | |
741 | noconfigdirs="$noconfigdirs target-libffi target-boehm-gc" | |
742 | ;; | |
743 | powerpc-*-aix*) | |
744 | # copied from rs6000-*-* entry | |
745 | noconfigdirs="$noconfigdirs ${libgcj}" | |
746 | ;; | |
747 | rs6000-*-aix*) | |
748 | noconfigdirs="$noconfigdirs ${libgcj}" | |
749 | ;; | |
750 | *-*-lynxos*) | |
751 | noconfigdirs="$noconfigdirs ${libgcj}" | |
752 | ;; | |
753 | esac | |
754 | ||
755 | # Default libgloss CPU subdirectory. | |
756 | libgloss_dir="$target_cpu" | |
757 | ||
758 | case "${target}" in | |
759 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) | |
760 | libgloss_dir=wince | |
761 | ;; | |
762 | arm*-*-*) | |
763 | libgloss_dir=arm | |
764 | ;; | |
765 | cris-*-* | crisv32-*-*) | |
766 | libgloss_dir=cris | |
767 | ;; | |
768 | hppa*-*-*) | |
769 | libgloss_dir=pa | |
770 | ;; | |
771 | i[[3456789]]86-*-*) | |
772 | libgloss_dir=i386 | |
773 | ;; | |
774 | m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*) | |
775 | libgloss_dir=m68hc11 | |
776 | ;; | |
777 | m68*-*-* | fido-*-*) | |
778 | libgloss_dir=m68k | |
779 | ;; | |
780 | mips*-*-*) | |
781 | libgloss_dir=mips | |
782 | ;; | |
783 | powerpc*-*-*) | |
784 | libgloss_dir=rs6000 | |
785 | ;; | |
786 | sparc*-*-*) | |
787 | libgloss_dir=sparc | |
788 | ;; | |
789 | esac | |
790 | ||
791 | # Disable newlib and libgloss for various target OSes. | |
792 | case "${target}" in | |
793 | alpha*-dec-osf*) | |
794 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
795 | ;; | |
796 | i[[3456789]]86-*-linux*) | |
797 | # This section makes it possible to build newlib natively on linux. | |
798 | # If we are using a cross compiler then don't configure newlib. | |
799 | if test x${is_cross_compiler} != xno ; then | |
800 | noconfigdirs="$noconfigdirs target-newlib" | |
801 | fi | |
802 | noconfigdirs="$noconfigdirs target-libgloss" | |
803 | # If we are not using a cross compiler, do configure newlib. | |
804 | # Note however, that newlib will only be configured in this situation | |
805 | # if the --with-newlib option has been given, because otherwise | |
806 | # 'target-newlib' will appear in skipdirs. | |
807 | ;; | |
808 | i[[3456789]]86-*-rdos*) | |
809 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
810 | ;; | |
811 | sh*-*-pe|mips*-*-pe|arm-wince-pe) | |
812 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
813 | ;; | |
814 | sparc-*-sunos4*) | |
815 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
816 | ;; | |
817 | *-*-aix*) | |
818 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
819 | ;; | |
820 | *-*-beos*) | |
821 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
822 | ;; | |
823 | *-*-chorusos) | |
824 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
825 | ;; | |
826 | *-*-dragonfly*) | |
827 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
828 | ;; | |
829 | *-*-freebsd*) | |
830 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
831 | ;; | |
832 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) | |
833 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
834 | ;; | |
835 | *-*-lynxos*) | |
836 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
837 | ;; | |
838 | *-*-mingw*) | |
839 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
840 | ;; | |
841 | *-*-netbsd*) | |
842 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
843 | ;; | |
844 | *-*-netware*) | |
845 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
846 | ;; | |
847 | *-*-tpf*) | |
848 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
849 | ;; | |
850 | *-*-uclinux*) | |
851 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
852 | ;; | |
853 | *-*-vxworks*) | |
854 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
855 | ;; | |
856 | esac | |
857 | ||
858 | case "${target}" in | |
859 | *-*-chorusos) | |
860 | ;; | |
861 | powerpc-*-darwin*) | |
862 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
863 | noconfigdirs="$noconfigdirs sim target-rda" | |
864 | ;; | |
865 | i[[3456789]]86-*-darwin*) | |
866 | noconfigdirs="$noconfigdirs ld gprof" | |
867 | noconfigdirs="$noconfigdirs sim target-rda" | |
868 | ;; | |
869 | x86_64-*-darwin[[912]]*) | |
870 | noconfigdirs="$noconfigdirs ld gas gprof" | |
871 | noconfigdirs="$noconfigdirs sim target-rda" | |
872 | ;; | |
873 | *-*-darwin*) | |
874 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
875 | noconfigdirs="$noconfigdirs sim target-rda" | |
876 | ;; | |
877 | *-*-dragonfly*) | |
878 | ;; | |
879 | *-*-freebsd*) | |
880 | if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \ | |
881 | && test -f /usr/local/include/gmp.h; then | |
882 | with_gmp=/usr/local | |
883 | fi | |
884 | ;; | |
885 | *-*-kaos*) | |
886 | # Remove unsupported stuff on all kaOS configurations. | |
887 | noconfigdirs="$noconfigdirs target-libgloss" | |
888 | ;; | |
889 | *-*-netbsd*) | |
890 | ;; | |
891 | *-*-netware*) | |
892 | ;; | |
893 | *-*-rtems*) | |
894 | noconfigdirs="$noconfigdirs target-libgloss" | |
895 | ;; | |
896 | # The tpf target doesn't support gdb yet. | |
897 | *-*-tpf*) | |
898 | noconfigdirs="$noconfigdirs gdb tcl tk libgui itcl" | |
899 | ;; | |
900 | *-*-uclinux*) | |
901 | noconfigdirs="$noconfigdirs target-rda" | |
902 | ;; | |
903 | *-*-vxworks*) | |
904 | ;; | |
905 | alpha*-dec-osf*) | |
906 | # ld works, but does not support shared libraries. | |
907 | # gas doesn't generate exception information. | |
908 | noconfigdirs="$noconfigdirs gas ld" | |
909 | ;; | |
910 | alpha*-*-*vms*) | |
911 | noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss" | |
912 | ;; | |
913 | alpha*-*-*) | |
914 | # newlib is not 64 bit ready | |
915 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
916 | ;; | |
917 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) | |
918 | noconfigdirs="$noconfigdirs tcl tk itcl libgui sim" | |
919 | ;; | |
920 | arc-*-*) | |
921 | noconfigdirs="$noconfigdirs target-libgloss" | |
922 | ;; | |
923 | arm-*-pe*) | |
924 | noconfigdirs="$noconfigdirs target-libgloss" | |
925 | ;; | |
926 | arm-*-riscix*) | |
927 | noconfigdirs="$noconfigdirs ld target-libgloss" | |
928 | ;; | |
929 | avr-*-rtems*) | |
930 | ;; | |
931 | avr-*-*) | |
932 | if test x${with_avrlibc} != xno; then | |
933 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
934 | fi | |
935 | ;; | |
936 | c4x-*-* | tic4x-*-*) | |
937 | noconfigdirs="$noconfigdirs target-libgloss" | |
938 | ;; | |
939 | tic54x-*-*) | |
940 | noconfigdirs="$noconfigdirs target-libgloss gdb" | |
941 | ;; | |
942 | d10v-*-*) | |
943 | noconfigdirs="$noconfigdirs target-libgloss" | |
944 | ;; | |
945 | d30v-*-*) | |
946 | noconfigdirs="$noconfigdirs gdb" | |
947 | ;; | |
948 | fr30-*-elf*) | |
949 | noconfigdirs="$noconfigdirs gdb" | |
950 | ;; | |
951 | moxie-*-*) | |
952 | noconfigdirs="$noconfigdirs gprof" | |
953 | ;; | |
954 | h8300*-*-*) | |
955 | noconfigdirs="$noconfigdirs target-libgloss" | |
956 | ;; | |
957 | h8500-*-*) | |
958 | noconfigdirs="$noconfigdirs target-libgloss" | |
959 | ;; | |
960 | hppa1.1-*-osf* | hppa1.1-*-bsd* ) | |
961 | ;; | |
962 | hppa*64*-*-linux*) | |
963 | ;; | |
964 | hppa*-*-linux*) | |
965 | ;; | |
966 | hppa*-*-*elf* | \ | |
967 | hppa*-*-lites* | \ | |
968 | hppa*-*-openbsd* | \ | |
969 | hppa*64*-*-*) | |
970 | ;; | |
971 | hppa*-hp-hpux11*) | |
972 | noconfigdirs="$noconfigdirs ld" | |
973 | ;; | |
974 | hppa*-*-pro*) | |
975 | ;; | |
976 | hppa*-*-*) | |
977 | noconfigdirs="$noconfigdirs ld" | |
978 | ;; | |
979 | i960-*-*) | |
980 | noconfigdirs="$noconfigdirs gdb" | |
981 | ;; | |
982 | ia64*-*-elf*) | |
983 | # No gdb support yet. | |
984 | noconfigdirs="$noconfigdirs readline libgui itcl gdb" | |
985 | ;; | |
986 | ia64*-**-hpux*) | |
987 | # No ld support yet. | |
988 | noconfigdirs="$noconfigdirs libgui itcl ld" | |
989 | ;; | |
990 | ia64*-*-*vms*) | |
991 | # No ld support yet. | |
992 | noconfigdirs="$noconfigdirs libgui itcl ld" | |
993 | ;; | |
994 | i[[3456789]]86-w64-mingw*) | |
995 | ;; | |
996 | i[[3456789]]86-*-mingw*) | |
997 | target_configdirs="$target_configdirs target-winsup" | |
998 | ;; | |
999 | *-*-cygwin*) | |
1000 | target_configdirs="$target_configdirs target-libtermcap target-winsup" | |
1001 | noconfigdirs="$noconfigdirs target-libgloss" | |
1002 | # always build newlib if winsup directory is present. | |
1003 | if test -d "$srcdir/winsup/cygwin"; then | |
1004 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` | |
1005 | elif test -d "$srcdir/newlib"; then | |
1006 | echo "Warning: winsup/cygwin is missing so newlib can't be built." | |
1007 | fi | |
1008 | ;; | |
1009 | i[[3456789]]86-*-pe) | |
1010 | noconfigdirs="$noconfigdirs target-libgloss" | |
1011 | ;; | |
1012 | i[[3456789]]86-*-sco3.2v5*) | |
1013 | # The linker does not yet know about weak symbols in COFF, | |
1014 | # and is not configured to handle mixed ELF and COFF. | |
1015 | noconfigdirs="$noconfigdirs ld target-libgloss" | |
1016 | ;; | |
1017 | i[[3456789]]86-*-sco*) | |
1018 | noconfigdirs="$noconfigdirs gprof target-libgloss" | |
1019 | ;; | |
1020 | i[[3456789]]86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*) | |
1021 | noconfigdirs="$noconfigdirs target-libgloss" | |
1022 | ;; | |
1023 | i[[3456789]]86-*-sysv4*) | |
1024 | noconfigdirs="$noconfigdirs target-libgloss" | |
1025 | ;; | |
1026 | i[[3456789]]86-*-beos*) | |
1027 | noconfigdirs="$noconfigdirs gdb" | |
1028 | ;; | |
1029 | i[[3456789]]86-*-rdos*) | |
1030 | noconfigdirs="$noconfigdirs gdb" | |
1031 | ;; | |
1032 | mmix-*-*) | |
1033 | noconfigdirs="$noconfigdirs gdb" | |
1034 | ;; | |
1035 | mt-*-*) | |
1036 | noconfigdirs="$noconfigdirs sim" | |
1037 | ;; | |
1038 | powerpc-*-aix*) | |
1039 | # copied from rs6000-*-* entry | |
1040 | noconfigdirs="$noconfigdirs gprof" | |
1041 | ;; | |
1042 | powerpc*-*-winnt* | powerpc*-*-pe*) | |
1043 | target_configdirs="$target_configdirs target-winsup" | |
1044 | noconfigdirs="$noconfigdirs gdb tcl tk target-libgloss itcl" | |
1045 | # always build newlib. | |
1046 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` | |
1047 | ;; | |
1048 | # This is temporary until we can link against shared libraries | |
1049 | powerpcle-*-solaris*) | |
1050 | noconfigdirs="$noconfigdirs gdb sim tcl tk itcl" | |
1051 | ;; | |
1052 | powerpc-*-beos*) | |
1053 | noconfigdirs="$noconfigdirs gdb" | |
1054 | ;; | |
1055 | rs6000-*-lynxos*) | |
1056 | noconfigdirs="$noconfigdirs gprof" | |
1057 | ;; | |
1058 | rs6000-*-aix*) | |
1059 | noconfigdirs="$noconfigdirs gprof" | |
1060 | ;; | |
1061 | rs6000-*-*) | |
1062 | noconfigdirs="$noconfigdirs gprof" | |
1063 | ;; | |
1064 | m68k-apollo-*) | |
1065 | noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss" | |
1066 | ;; | |
1067 | microblaze*) | |
1068 | noconfigdirs="$noconfigdirs gprof" | |
1069 | ;; | |
1070 | mips*-sde-elf* | mips*-mti-elf*) | |
1071 | if test x$with_newlib = xyes; then | |
1072 | noconfigdirs="$noconfigdirs gprof" | |
1073 | fi | |
1074 | ;; | |
1075 | mips*-*-irix5*) | |
1076 | noconfigdirs="$noconfigdirs gprof target-libgloss" | |
1077 | ;; | |
1078 | mips*-*-irix6*) | |
1079 | noconfigdirs="$noconfigdirs gprof target-libgloss" | |
1080 | ;; | |
1081 | mips*-*-bsd*) | |
1082 | noconfigdirs="$noconfigdirs gprof target-libgloss" | |
1083 | ;; | |
1084 | mips*-*-linux*) | |
1085 | ;; | |
1086 | mips*-*-*) | |
1087 | noconfigdirs="$noconfigdirs gprof" | |
1088 | ;; | |
1089 | sh-*-* | sh64-*-*) | |
1090 | case "${target}" in | |
1091 | sh*-*-elf) | |
1092 | ;; | |
1093 | *) | |
1094 | noconfigdirs="$noconfigdirs target-libgloss" ;; | |
1095 | esac | |
1096 | ;; | |
1097 | sparc-*-sunos4*) | |
1098 | if test x${is_cross_compiler} = xno ; then | |
1099 | use_gnu_ld=no | |
1100 | fi | |
1101 | ;; | |
1102 | tic6x-*-*) | |
1103 | noconfigdirs="$noconfigdirs sim" | |
1104 | ;; | |
1105 | tilepro-*-* | tilegx-*-*) | |
1106 | noconfigdirs="$noconfigdirs sim" | |
1107 | ;; | |
1108 | v810-*-*) | |
1109 | noconfigdirs="$noconfigdirs bfd binutils gas gdb ld opcodes target-libgloss" | |
1110 | ;; | |
1111 | vax-*-*) | |
1112 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
1113 | ;; | |
1114 | esac | |
1115 | ||
1116 | # If we aren't building newlib, then don't build libgloss, since libgloss | |
1117 | # depends upon some newlib header files. | |
1118 | case "${noconfigdirs}" in | |
1119 | *target-libgloss*) ;; | |
1120 | *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;; | |
1121 | esac | |
1122 | ||
1123 | # Work in distributions that contain no compiler tools, like Autoconf. | |
1124 | host_makefile_frag=/dev/null | |
1125 | if test -d ${srcdir}/config ; then | |
1126 | case "${host}" in | |
1127 | i[[3456789]]86-*-msdosdjgpp*) | |
1128 | host_makefile_frag="config/mh-djgpp" | |
1129 | ;; | |
1130 | *-cygwin*) | |
1131 | ACX_CHECK_CYGWIN_CAT_WORKS | |
1132 | host_makefile_frag="config/mh-cygwin" | |
1133 | ;; | |
1134 | *-mingw*) | |
1135 | host_makefile_frag="config/mh-mingw" | |
1136 | ;; | |
1137 | hppa*-hp-hpux10*) | |
1138 | host_makefile_frag="config/mh-pa-hpux10" | |
1139 | ;; | |
1140 | hppa*-hp-hpux*) | |
1141 | host_makefile_frag="config/mh-pa" | |
1142 | ;; | |
1143 | hppa*-*) | |
1144 | host_makefile_frag="config/mh-pa" | |
1145 | ;; | |
1146 | *-*-darwin*) | |
1147 | host_makefile_frag="config/mh-darwin" | |
1148 | ;; | |
1149 | powerpc-*-aix*) | |
1150 | host_makefile_frag="config/mh-ppc-aix" | |
1151 | ;; | |
1152 | rs6000-*-aix*) | |
1153 | host_makefile_frag="config/mh-ppc-aix" | |
1154 | ;; | |
1155 | esac | |
1156 | fi | |
1157 | ||
1158 | if test "${build}" != "${host}" ; then | |
1159 | AR_FOR_BUILD=${AR_FOR_BUILD-ar} | |
1160 | AS_FOR_BUILD=${AS_FOR_BUILD-as} | |
1161 | CC_FOR_BUILD=${CC_FOR_BUILD-gcc} | |
1162 | CXX_FOR_BUILD=${CXX_FOR_BUILD-g++} | |
1163 | GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj} | |
1164 | GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran} | |
1165 | GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo} | |
1166 | DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool} | |
1167 | LD_FOR_BUILD=${LD_FOR_BUILD-ld} | |
1168 | NM_FOR_BUILD=${NM_FOR_BUILD-nm} | |
1169 | RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib} | |
1170 | WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres} | |
1171 | WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc} | |
1172 | else | |
1173 | AR_FOR_BUILD="\$(AR)" | |
1174 | AS_FOR_BUILD="\$(AS)" | |
1175 | CC_FOR_BUILD="\$(CC)" | |
1176 | CXX_FOR_BUILD="\$(CXX)" | |
1177 | GCJ_FOR_BUILD="\$(GCJ)" | |
1178 | GFORTRAN_FOR_BUILD="\$(GFORTRAN)" | |
1179 | GOC_FOR_BUILD="\$(GOC)" | |
1180 | DLLTOOL_FOR_BUILD="\$(DLLTOOL)" | |
1181 | LD_FOR_BUILD="\$(LD)" | |
1182 | NM_FOR_BUILD="\$(NM)" | |
1183 | RANLIB_FOR_BUILD="\$(RANLIB)" | |
1184 | WINDRES_FOR_BUILD="\$(WINDRES)" | |
1185 | WINDMC_FOR_BUILD="\$(WINDMC)" | |
1186 | fi | |
1187 | ||
1188 | AC_PROG_CC | |
1189 | AC_PROG_CXX | |
1190 | ||
1191 | # We must set the default linker to the linker used by gcc for the correct | |
1192 | # operation of libtool. If LD is not defined and we are using gcc, try to | |
1193 | # set the LD default to the ld used by gcc. | |
1194 | if test -z "$LD"; then | |
1195 | if test "$GCC" = yes; then | |
1196 | case $build in | |
1197 | *-*-mingw*) | |
1198 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;; | |
1199 | *) | |
1200 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;; | |
1201 | esac | |
1202 | case $gcc_prog_ld in | |
1203 | # Accept absolute paths. | |
1204 | [[\\/]* | [A-Za-z]:[\\/]*)] | |
1205 | LD="$gcc_prog_ld" ;; | |
1206 | esac | |
1207 | fi | |
1208 | fi | |
1209 | ||
1210 | # Check whether -static-libstdc++ -static-libgcc is supported. | |
1211 | have_static_libs=no | |
1212 | if test "$GCC" = yes; then | |
1213 | saved_LDFLAGS="$LDFLAGS" | |
1214 | ||
1215 | LDFLAGS="$LDFLAGS -static-libstdc++ -static-libgcc" | |
1216 | AC_MSG_CHECKING([whether g++ accepts -static-libstdc++ -static-libgcc]) | |
1217 | AC_LANG_PUSH(C++) | |
1218 | AC_LINK_IFELSE([ | |
1219 | #if (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 5) | |
1220 | #error -static-libstdc++ not implemented | |
1221 | #endif | |
1222 | int main() {}], | |
1223 | [AC_MSG_RESULT([yes]); have_static_libs=yes], | |
1224 | [AC_MSG_RESULT([no])]) | |
1225 | AC_LANG_POP(C++) | |
1226 | ||
1227 | LDFLAGS="$saved_LDFLAGS" | |
1228 | fi | |
1229 | ||
1230 | ACX_PROG_GNAT | |
1231 | ACX_PROG_CMP_IGNORE_INITIAL | |
1232 | ||
1233 | AC_ARG_ENABLE([bootstrap], | |
1234 | [AS_HELP_STRING([--enable-bootstrap], | |
1235 | [enable bootstrapping @<:@yes if native build@:>@])],, | |
1236 | enable_bootstrap=default) | |
1237 | ||
1238 | # Issue errors and warnings for invalid/strange bootstrap combinations. | |
1239 | if test -r $srcdir/gcc/configure; then | |
1240 | have_compiler=yes | |
1241 | else | |
1242 | have_compiler=no | |
1243 | fi | |
1244 | ||
1245 | case "$have_compiler:$host:$target:$enable_bootstrap" in | |
1246 | *:*:*:no) ;; | |
1247 | ||
1248 | # Default behavior. Enable bootstrap if we have a compiler | |
1249 | # and we are in a native configuration. | |
1250 | yes:$build:$build:default) | |
1251 | enable_bootstrap=yes ;; | |
1252 | ||
1253 | *:*:*:default) | |
1254 | enable_bootstrap=no ;; | |
1255 | ||
1256 | # We have a compiler and we are in a native configuration, bootstrap is ok | |
1257 | yes:$build:$build:yes) | |
1258 | ;; | |
1259 | ||
1260 | # Other configurations, but we have a compiler. Assume the user knows | |
1261 | # what he's doing. | |
1262 | yes:*:*:yes) | |
1263 | AC_MSG_WARN([trying to bootstrap a cross compiler]) | |
1264 | ;; | |
1265 | ||
1266 | # No compiler: if they passed --enable-bootstrap explicitly, fail | |
1267 | no:*:*:yes) | |
1268 | AC_MSG_ERROR([cannot bootstrap without a compiler]) ;; | |
1269 | ||
1270 | # Fail if wrong command line | |
1271 | *) | |
1272 | AC_MSG_ERROR([invalid option for --enable-bootstrap]) | |
1273 | ;; | |
1274 | esac | |
1275 | ||
1276 | # Used for setting $lt_cv_objdir | |
1277 | _LT_CHECK_OBJDIR | |
1278 | ||
1279 | # Check for GMP, MPFR and MPC | |
1280 | gmplibs="-lmpc -lmpfr -lgmp" | |
1281 | gmpinc= | |
1282 | have_gmp=no | |
1283 | ||
1284 | # Specify a location for mpc | |
1285 | # check for this first so it ends up on the link line before mpfr. | |
1286 | AC_ARG_WITH(mpc, | |
1287 | [AS_HELP_STRING([--with-mpc=PATH], | |
1288 | [specify prefix directory for installed MPC package. | |
1289 | Equivalent to --with-mpc-include=PATH/include | |
1290 | plus --with-mpc-lib=PATH/lib])]) | |
1291 | AC_ARG_WITH(mpc-include, | |
1292 | [AS_HELP_STRING([--with-mpc-include=PATH], | |
1293 | [specify directory for installed MPC include files])]) | |
1294 | AC_ARG_WITH(mpc-lib, | |
1295 | [AS_HELP_STRING([--with-mpc-lib=PATH], | |
1296 | [specify directory for the installed MPC library])]) | |
1297 | ||
1298 | if test "x$with_mpc" != x; then | |
1299 | gmplibs="-L$with_mpc/lib $gmplibs" | |
1300 | gmpinc="-I$with_mpc/include $gmpinc" | |
1301 | fi | |
1302 | if test "x$with_mpc_include" != x; then | |
1303 | gmpinc="-I$with_mpc_include $gmpinc" | |
1304 | fi | |
1305 | if test "x$with_mpc_lib" != x; then | |
1306 | gmplibs="-L$with_mpc_lib $gmplibs" | |
1307 | fi | |
1308 | if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then | |
1309 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs" | |
1310 | gmpinc='-I$$s/mpc/src '"$gmpinc" | |
1311 | # Do not test the mpc version. Assume that it is sufficient, since | |
1312 | # it is in the source tree, and the library has not been built yet | |
1313 | # but it would be included on the link line in the version check below | |
1314 | # hence making the test fail. | |
1315 | have_gmp=yes | |
1316 | fi | |
1317 | ||
1318 | # Specify a location for mpfr | |
1319 | # check for this first so it ends up on the link line before gmp. | |
1320 | AC_ARG_WITH(mpfr-dir, | |
1321 | [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])], | |
1322 | [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed. | |
1323 | Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])]) | |
1324 | ||
1325 | AC_ARG_WITH(mpfr, | |
1326 | [AS_HELP_STRING([--with-mpfr=PATH], | |
1327 | [specify prefix directory for installed MPFR package. | |
1328 | Equivalent to --with-mpfr-include=PATH/include | |
1329 | plus --with-mpfr-lib=PATH/lib])]) | |
1330 | AC_ARG_WITH(mpfr-include, | |
1331 | [AS_HELP_STRING([--with-mpfr-include=PATH], | |
1332 | [specify directory for installed MPFR include files])]) | |
1333 | AC_ARG_WITH(mpfr-lib, | |
1334 | [AS_HELP_STRING([--with-mpfr-lib=PATH], | |
1335 | [specify directory for the installed MPFR library])]) | |
1336 | ||
1337 | if test "x$with_mpfr" != x; then | |
1338 | gmplibs="-L$with_mpfr/lib $gmplibs" | |
1339 | gmpinc="-I$with_mpfr/include $gmpinc" | |
1340 | fi | |
1341 | if test "x$with_mpfr_include" != x; then | |
1342 | gmpinc="-I$with_mpfr_include $gmpinc" | |
1343 | fi | |
1344 | if test "x$with_mpfr_lib" != x; then | |
1345 | gmplibs="-L$with_mpfr_lib $gmplibs" | |
1346 | fi | |
1347 | if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then | |
1348 | # MPFR v3.1.0 moved the sources into a src sub-directory. | |
1349 | if test -d ${srcdir}/mpfr/src; then | |
1350 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir $gmplibs" | |
1351 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr/src -I$$s/mpfr/src '"$gmpinc" | |
1352 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr/src --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir" | |
1353 | else | |
1354 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs" | |
1355 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc" | |
1356 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir" | |
1357 | fi | |
1358 | # Do not test the mpfr version. Assume that it is sufficient, since | |
1359 | # it is in the source tree, and the library has not been built yet | |
1360 | # but it would be included on the link line in the version check below | |
1361 | # hence making the test fail. | |
1362 | have_gmp=yes | |
1363 | fi | |
1364 | ||
1365 | # Specify a location for gmp | |
1366 | AC_ARG_WITH(gmp-dir, | |
1367 | [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])], | |
1368 | [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed. | |
1369 | Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])]) | |
1370 | ||
1371 | AC_ARG_WITH(gmp, | |
1372 | [AS_HELP_STRING([--with-gmp=PATH], | |
1373 | [specify prefix directory for the installed GMP package. | |
1374 | Equivalent to --with-gmp-include=PATH/include | |
1375 | plus --with-gmp-lib=PATH/lib])]) | |
1376 | AC_ARG_WITH(gmp-include, | |
1377 | [AS_HELP_STRING([--with-gmp-include=PATH], | |
1378 | [specify directory for installed GMP include files])]) | |
1379 | AC_ARG_WITH(gmp-lib, | |
1380 | [AS_HELP_STRING([--with-gmp-lib=PATH], | |
1381 | [specify directory for the installed GMP library])]) | |
1382 | ||
1383 | ||
1384 | if test "x$with_gmp" != x; then | |
1385 | gmplibs="-L$with_gmp/lib $gmplibs" | |
1386 | gmpinc="-I$with_gmp/include $gmpinc" | |
1387 | fi | |
1388 | if test "x$with_gmp_include" != x; then | |
1389 | gmpinc="-I$with_gmp_include $gmpinc" | |
1390 | fi | |
1391 | if test "x$with_gmp_lib" != x; then | |
1392 | gmplibs="-L$with_gmp_lib $gmplibs" | |
1393 | fi | |
1394 | if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then | |
1395 | gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs" | |
1396 | gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc" | |
1397 | extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" | |
1398 | extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" | |
1399 | extra_isl_gmp_configure_flags='--with-gmp-builddir=$$r/$(HOST_SUBDIR)/gmp' | |
1400 | # Do not test the gmp version. Assume that it is sufficient, since | |
1401 | # it is in the source tree, and the library has not been built yet | |
1402 | # but it would be included on the link line in the version check below | |
1403 | # hence making the test fail. | |
1404 | have_gmp=yes | |
1405 | fi | |
1406 | ||
1407 | if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then | |
1408 | have_gmp=yes | |
1409 | saved_CFLAGS="$CFLAGS" | |
1410 | CFLAGS="$CFLAGS $gmpinc" | |
1411 | # Check for the recommended and required versions of GMP. | |
1412 | AC_MSG_CHECKING([for the correct version of gmp.h]) | |
1413 | AC_TRY_COMPILE([#include "gmp.h"],[ | |
1414 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) | |
1415 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
1416 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,3) | |
1417 | choke me | |
1418 | #endif | |
1419 | ], [AC_TRY_COMPILE([#include <gmp.h>],[ | |
1420 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) | |
1421 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
1422 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2) | |
1423 | choke me | |
1424 | #endif | |
1425 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], | |
1426 | [AC_MSG_RESULT([no]); have_gmp=no]) | |
1427 | ||
1428 | # If we have GMP, check the MPFR version. | |
1429 | if test x"$have_gmp" = xyes; then | |
1430 | # Check for the recommended and required versions of MPFR. | |
1431 | AC_MSG_CHECKING([for the correct version of mpfr.h]) | |
1432 | AC_TRY_COMPILE([#include <gmp.h> | |
1433 | #include <mpfr.h>],[ | |
1434 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,0) | |
1435 | choke me | |
1436 | #endif | |
1437 | ], [AC_TRY_COMPILE([#include <gmp.h> | |
1438 | #include <mpfr.h>],[ | |
1439 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2) | |
1440 | choke me | |
1441 | #endif | |
1442 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], | |
1443 | [AC_MSG_RESULT([no]); have_gmp=no]) | |
1444 | fi | |
1445 | ||
1446 | # Check for the MPC header version. | |
1447 | if test x"$have_gmp" = xyes ; then | |
1448 | # Check for the recommended and required versions of MPC. | |
1449 | AC_MSG_CHECKING([for the correct version of mpc.h]) | |
1450 | AC_TRY_COMPILE([#include <mpc.h>],[ | |
1451 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,0) | |
1452 | choke me | |
1453 | #endif | |
1454 | ], [AC_TRY_COMPILE([#include <mpc.h>],[ | |
1455 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,1) | |
1456 | choke me | |
1457 | #endif | |
1458 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], | |
1459 | [AC_MSG_RESULT([no]); have_gmp=no]) | |
1460 | fi | |
1461 | ||
1462 | # Now check the MPFR library. | |
1463 | if test x"$have_gmp" = xyes; then | |
1464 | saved_LIBS="$LIBS" | |
1465 | LIBS="$LIBS $gmplibs" | |
1466 | AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries]) | |
1467 | AC_TRY_LINK([#include <mpc.h>],[ | |
1468 | mpfr_t n; | |
1469 | mpfr_t x; | |
1470 | mpc_t c; | |
1471 | int t; | |
1472 | mpfr_init (n); | |
1473 | mpfr_init (x); | |
1474 | mpfr_atan2 (n, n, x, GMP_RNDN); | |
1475 | mpfr_erfc (n, x, GMP_RNDN); | |
1476 | mpfr_subnormalize (x, t, GMP_RNDN); | |
1477 | mpfr_clear(n); | |
1478 | mpfr_clear(x); | |
1479 | mpc_init2 (c, 53); | |
1480 | mpc_set_ui_ui (c, 1, 1, MPC_RNDNN); | |
1481 | mpc_cosh (c, c, MPC_RNDNN); | |
1482 | mpc_pow (c, c, c, MPC_RNDNN); | |
1483 | mpc_acosh (c, c, MPC_RNDNN); | |
1484 | mpc_clear (c); | |
1485 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no]) | |
1486 | LIBS="$saved_LIBS" | |
1487 | fi | |
1488 | ||
1489 | CFLAGS="$saved_CFLAGS" | |
1490 | ||
1491 | # The library versions listed in the error message below should match | |
1492 | # the HARD-minimums enforced above. | |
1493 | if test x$have_gmp != xyes; then | |
1494 | AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.4.0+ and MPC 0.8.0+. | |
1495 | Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify | |
1496 | their locations. Source code for these libraries can be found at | |
1497 | their respective hosting sites as well as at | |
1498 | ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also | |
1499 | http://gcc.gnu.org/install/prerequisites.html for additional info. If | |
1500 | you obtained GMP, MPFR and/or MPC from a vendor distribution package, | |
1501 | make sure that you have installed both the libraries and the header | |
1502 | files. They may be located in separate packages.]) | |
1503 | fi | |
1504 | fi | |
1505 | ||
1506 | # Flags needed for both GMP, MPFR and/or MPC. | |
1507 | AC_SUBST(gmplibs) | |
1508 | AC_SUBST(gmpinc) | |
1509 | AC_SUBST(extra_mpfr_configure_flags) | |
1510 | AC_SUBST(extra_mpc_gmp_configure_flags) | |
1511 | AC_SUBST(extra_mpc_mpfr_configure_flags) | |
1512 | AC_SUBST(extra_isl_gmp_configure_flags) | |
1513 | ||
1514 | # Allow host libstdc++ to be specified for static linking with PPL. | |
1515 | AC_ARG_WITH(host-libstdcxx, | |
1516 | [AS_HELP_STRING([--with-host-libstdcxx=L], | |
1517 | [use linker arguments L to link with libstdc++ | |
1518 | when linking with PPL])]) | |
1519 | ||
1520 | case $with_host_libstdcxx in | |
1521 | no|yes) | |
1522 | AC_MSG_ERROR([-with-host-libstdcxx needs an argument]) | |
1523 | ;; | |
1524 | esac | |
1525 | ||
1526 | # Libraries to use for stage1 or when not bootstrapping. | |
1527 | AC_ARG_WITH(stage1-libs, | |
1528 | [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])], | |
1529 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1530 | stage1_libs= | |
1531 | else | |
1532 | stage1_libs=$withval | |
1533 | fi], | |
1534 | [stage1_libs=$with_host_libstdcxx]) | |
1535 | AC_SUBST(stage1_libs) | |
1536 | ||
1537 | # Linker flags to use for stage1 or when not bootstrapping. | |
1538 | AC_ARG_WITH(stage1-ldflags, | |
1539 | [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])], | |
1540 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1541 | stage1_ldflags= | |
1542 | else | |
1543 | stage1_ldflags=$withval | |
1544 | fi], | |
1545 | [stage1_ldflags= | |
1546 | # In stage 1, default to linking libstdc++ and libgcc statically with GCC | |
1547 | # if supported. But if the user explicitly specified the libraries to use, | |
1548 | # trust that they are doing what they want. | |
1549 | if test "$stage1_libs" = "" -a "$have_static_libs" = yes; then | |
1550 | stage1_ldflags="-static-libstdc++ -static-libgcc" | |
1551 | fi]) | |
1552 | AC_SUBST(stage1_ldflags) | |
1553 | ||
1554 | # Libraries to use for stage2 and later builds. This defaults to the | |
1555 | # argument passed to --with-host-libstdcxx. | |
1556 | AC_ARG_WITH(boot-libs, | |
1557 | [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])], | |
1558 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1559 | poststage1_libs= | |
1560 | else | |
1561 | poststage1_libs=$withval | |
1562 | fi], | |
1563 | [poststage1_libs=$with_host_libstdcxx]) | |
1564 | AC_SUBST(poststage1_libs) | |
1565 | ||
1566 | # Linker flags to use for stage2 and later builds. | |
1567 | AC_ARG_WITH(boot-ldflags, | |
1568 | [AS_HELP_STRING([--with-boot-ldflags=FLAGS], | |
1569 | [linker flags for stage2 and later])], | |
1570 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1571 | poststage1_ldflags= | |
1572 | else | |
1573 | poststage1_ldflags=$withval | |
1574 | fi], | |
1575 | [poststage1_ldflags= | |
1576 | # In stages 2 and 3, default to linking libstdc++ and libgcc | |
1577 | # statically. But if the user explicitly specified the libraries to | |
1578 | # use, trust that they are doing what they want. | |
1579 | if test "$poststage1_libs" = ""; then | |
1580 | poststage1_ldflags="-static-libstdc++ -static-libgcc" | |
1581 | fi]) | |
1582 | AC_SUBST(poststage1_ldflags) | |
1583 | ||
1584 | # GCC GRAPHITE dependences, ISL and CLOOG which in turn requires ISL. | |
1585 | # Basic setup is inlined here, actual checks are in config/cloog.m4 and | |
1586 | # config/isl.m4 | |
1587 | ||
1588 | AC_ARG_WITH(cloog, | |
1589 | [AS_HELP_STRING( | |
1590 | [--with-cloog=PATH], | |
1591 | [Specify prefix directory for the installed CLooG-ISL package. | |
1592 | Equivalent to --with-cloog-include=PATH/include | |
1593 | plus --with-cloog-lib=PATH/lib])]) | |
1594 | AC_ARG_WITH(isl, | |
1595 | [AS_HELP_STRING( | |
1596 | [--with-isl=PATH], | |
1597 | [Specify prefix directory for the installed ISL package. | |
1598 | Equivalent to --with-isl-include=PATH/include | |
1599 | plus --with-isl-lib=PATH/lib])]) | |
1600 | ||
1601 | # Treat either --without-cloog or --without-isl as a request to disable | |
1602 | # GRAPHITE support and skip all following checks. | |
1603 | if test "x$with_isl" != "xno" && | |
1604 | test "x$with_cloog" != "xno"; then | |
1605 | # Check for ISL | |
1606 | dnl Provide configure switches and initialize islinc & isllibs | |
1607 | dnl with user input. | |
1608 | ISL_INIT_FLAGS | |
1609 | dnl The versions of ISL that work for Graphite | |
1610 | ISL_CHECK_VERSION(0,10) | |
1611 | if test "${gcc_cv_isl}" = no ; then | |
1612 | ISL_CHECK_VERSION(0,11) | |
1613 | fi | |
1614 | dnl Only execute fail-action, if ISL has been requested. | |
1615 | ISL_IF_FAILED([ | |
1616 | AC_MSG_ERROR([Unable to find a usable ISL. See config.log for details.])]) | |
1617 | ||
1618 | if test "x$gcc_cv_isl" != "xno"; then | |
1619 | # Check for CLOOG | |
1620 | dnl Provide configure switches and initialize clooginc & clooglibs | |
1621 | dnl with user input. | |
1622 | CLOOG_INIT_FLAGS | |
1623 | dnl The versions of CLooG that work for Graphite. | |
1624 | CLOOG_CHECK_VERSION(0,17,0) | |
1625 | if test "${gcc_cv_cloog}" = no ; then | |
1626 | CLOOG_CHECK_VERSION(0,18,0) | |
1627 | fi | |
1628 | ||
1629 | dnl Only execute fail-action, if CLooG has been requested. | |
1630 | CLOOG_IF_FAILED([ | |
1631 | AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])]) | |
1632 | fi | |
1633 | fi | |
1634 | ||
1635 | # If either the ISL or the CLooG check failed, disable builds of in-tree | |
1636 | # variants of both | |
1637 | if test "x$with_isl" = xno || | |
1638 | test "x$with_cloog" = xno || | |
1639 | test "x$gcc_cv_cloog" = xno || | |
1640 | test "x$gcc_cv_isl" = xno; then | |
1641 | noconfigdirs="$noconfigdirs cloog isl" | |
1642 | islinc= | |
1643 | clooginc= | |
1644 | clooglibs= | |
1645 | fi | |
1646 | ||
1647 | AC_SUBST(islinc) | |
1648 | AC_SUBST(clooglibs) | |
1649 | AC_SUBST(clooginc) | |
1650 | ||
1651 | ||
1652 | # Check for LTO support. | |
1653 | AC_ARG_ENABLE(lto, | |
1654 | [AS_HELP_STRING([--enable-lto], [enable link time optimization support])], | |
1655 | enable_lto=$enableval, | |
1656 | enable_lto=yes; default_enable_lto=yes) | |
1657 | ||
1658 | ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always. | |
1659 | build_lto_plugin=yes | |
1660 | ],[if test x"$default_enable_lto" = x"yes" ; then | |
1661 | case $target in | |
1662 | *-apple-darwin9* | *-cygwin* | *-mingw*) ;; | |
1663 | # On other non-ELF platforms, LTO has yet to be validated. | |
1664 | *) enable_lto=no ;; | |
1665 | esac | |
1666 | else | |
1667 | # Apart from ELF platforms, only Windows and Darwin support LTO so far. | |
1668 | # It would also be nice to check the binutils support, but we don't | |
1669 | # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just | |
1670 | # warn during gcc/ subconfigure; unless you're bootstrapping with | |
1671 | # -flto it won't be needed until after installation anyway. | |
1672 | case $target in | |
1673 | *-cygwin* | *-mingw* | *-apple-darwin*) ;; | |
1674 | *) if test x"$enable_lto" = x"yes"; then | |
1675 | AC_MSG_ERROR([LTO support is not enabled for this target.]) | |
1676 | fi | |
1677 | ;; | |
1678 | esac | |
1679 | fi | |
1680 | # Among non-ELF, only Windows platforms support the lto-plugin so far. | |
1681 | # Build it unless LTO was explicitly disabled. | |
1682 | case $target in | |
1683 | *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;; | |
1684 | *) ;; | |
1685 | esac | |
1686 | ]) | |
1687 | ||
1688 | ||
1689 | # By default, C and C++ are the only stage 1 languages. | |
1690 | stage1_languages=,c, | |
1691 | ||
1692 | # Target libraries that we bootstrap. | |
1693 | bootstrap_target_libs=,target-libgcc, | |
1694 | ||
1695 | # Figure out what language subdirectories are present. | |
1696 | # Look if the user specified --enable-languages="..."; if not, use | |
1697 | # the environment variable $LANGUAGES if defined. $LANGUAGES might | |
1698 | # go away some day. | |
1699 | # NB: embedded tabs in this IF block -- do not untabify | |
1700 | if test -d ${srcdir}/gcc; then | |
1701 | if test x"${enable_languages+set}" != xset; then | |
1702 | if test x"${LANGUAGES+set}" = xset; then | |
1703 | enable_languages="${LANGUAGES}" | |
1704 | echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2 | |
1705 | else | |
1706 | enable_languages=all | |
1707 | fi | |
1708 | else | |
1709 | if test x"${enable_languages}" = x || | |
1710 | test x"${enable_languages}" = xyes; | |
1711 | then | |
1712 | echo configure.in: --enable-languages needs at least one language argument 1>&2 | |
1713 | exit 1 | |
1714 | fi | |
1715 | fi | |
1716 | enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'` | |
1717 | ||
1718 | # 'f95' is the old name for the 'fortran' language. We issue a warning | |
1719 | # and make the substitution. | |
1720 | case ,${enable_languages}, in | |
1721 | *,f95,*) | |
1722 | echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2 | |
1723 | enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'` | |
1724 | ;; | |
1725 | esac | |
1726 | ||
1727 | # If bootstrapping, C++ must be enabled. | |
1728 | case ",$enable_languages,:$enable_bootstrap" in | |
1729 | *,c++,*:*) ;; | |
1730 | *:yes) | |
1731 | if test -f ${srcdir}/gcc/cp/config-lang.in; then | |
1732 | enable_languages="${enable_languages},c++" | |
1733 | else | |
1734 | AC_MSG_ERROR([bootstrapping requires c++ sources]) | |
1735 | fi | |
1736 | ;; | |
1737 | esac | |
1738 | ||
1739 | # First scan to see if an enabled language requires some other language. | |
1740 | # We assume that a given config-lang.in will list all the language | |
1741 | # front ends it requires, even if some are required indirectly. | |
1742 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do | |
1743 | case ${lang_frag} in | |
1744 | ..) ;; | |
1745 | # The odd quoting in the next line works around | |
1746 | # an apparent bug in bash 1.12 on linux. | |
1747 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1748 | *) | |
1749 | # From the config-lang.in, get $language, $lang_requires, and | |
1750 | # $lang_requires_boot_languages. | |
1751 | language= | |
1752 | lang_requires= | |
1753 | lang_requires_boot_languages= | |
1754 | . ${lang_frag} | |
1755 | for other in ${lang_requires} ${lang_requires_boot_languages}; do | |
1756 | case ,${enable_languages}, in | |
1757 | *,$other,*) ;; | |
1758 | *,all,*) ;; | |
1759 | *,$language,*) | |
1760 | echo " \`$other' language required by \`$language'; enabling" 1>&2 | |
1761 | enable_languages="${enable_languages},${other}" | |
1762 | ;; | |
1763 | esac | |
1764 | done | |
1765 | for other in ${lang_requires_boot_languages} ; do | |
1766 | if test "$other" != "c"; then | |
1767 | case ,${enable_stage1_languages}, in | |
1768 | *,$other,*) ;; | |
1769 | *,all,*) ;; | |
1770 | *) | |
1771 | case ,${enable_languages}, in | |
1772 | *,$language,*) | |
1773 | echo " '$other' language required by '$language' in stage 1; enabling" 1>&2 | |
1774 | enable_stage1_languages="$enable_stage1_languages,${other}" | |
1775 | ;; | |
1776 | esac | |
1777 | ;; | |
1778 | esac | |
1779 | fi | |
1780 | done | |
1781 | ;; | |
1782 | esac | |
1783 | done | |
1784 | ||
1785 | new_enable_languages=,c, | |
1786 | ||
1787 | # If LTO is enabled, add the LTO front end. | |
1788 | extra_host_libiberty_configure_flags= | |
1789 | if test "$enable_lto" = "yes" ; then | |
1790 | case ,${enable_languages}, in | |
1791 | *,lto,*) ;; | |
1792 | *) enable_languages="${enable_languages},lto" ;; | |
1793 | esac | |
1794 | if test "${build_lto_plugin}" = "yes" ; then | |
1795 | configdirs="$configdirs lto-plugin" | |
1796 | extra_host_libiberty_configure_flags=--enable-shared | |
1797 | fi | |
1798 | fi | |
1799 | AC_SUBST(extra_host_libiberty_configure_flags) | |
1800 | ||
1801 | missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ ` | |
1802 | potential_languages=,c, | |
1803 | ||
1804 | enabled_target_libs= | |
1805 | disabled_target_libs= | |
1806 | ||
1807 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do | |
1808 | case ${lang_frag} in | |
1809 | ..) ;; | |
1810 | # The odd quoting in the next line works around | |
1811 | # an apparent bug in bash 1.12 on linux. | |
1812 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1813 | *) | |
1814 | # From the config-lang.in, get $language, $target_libs, | |
1815 | # $lang_dirs, $boot_language, and $build_by_default | |
1816 | language= | |
1817 | target_libs= | |
1818 | lang_dirs= | |
1819 | subdir_requires= | |
1820 | boot_language=no | |
1821 | build_by_default=yes | |
1822 | . ${lang_frag} | |
1823 | if test x${language} = x; then | |
1824 | echo "${lang_frag} doesn't set \$language." 1>&2 | |
1825 | exit 1 | |
1826 | fi | |
1827 | ||
1828 | if test "$language" = "c++"; then | |
1829 | boot_language=yes | |
1830 | fi | |
1831 | ||
1832 | add_this_lang=no | |
1833 | case ,${enable_languages}, in | |
1834 | *,${language},*) | |
1835 | # Language was explicitly selected; include it | |
1836 | # unless it is C, which is enabled by default. | |
1837 | if test "$language" != "c"; then | |
1838 | add_this_lang=yes | |
1839 | fi | |
1840 | ;; | |
1841 | *,all,*) | |
1842 | # 'all' was selected, select it if it is a default language | |
1843 | if test "$language" != "c"; then | |
1844 | add_this_lang=${build_by_default} | |
1845 | fi | |
1846 | ;; | |
1847 | esac | |
1848 | ||
1849 | # Disable languages that need other directories if these aren't available. | |
1850 | for i in $subdir_requires; do | |
1851 | test -f "$srcdir/gcc/$i/config-lang.in" && continue | |
1852 | case ,${enable_languages}, in | |
1853 | *,${language},*) | |
1854 | # Specifically requested language; tell them. | |
1855 | AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing]) | |
1856 | ;; | |
1857 | *) | |
1858 | # Silently disable. | |
1859 | add_this_lang=unsupported | |
1860 | ;; | |
1861 | esac | |
1862 | done | |
1863 | ||
1864 | # Disable Ada if no preexisting GNAT is available. | |
1865 | case ,${enable_languages},:${language}:${have_gnat} in | |
1866 | *,${language},*:ada:no) | |
1867 | # Specifically requested language; tell them. | |
1868 | AC_MSG_ERROR([GNAT is required to build $language]) | |
1869 | ;; | |
1870 | *:ada:no) | |
1871 | # Silently disable. | |
1872 | add_this_lang=unsupported | |
1873 | ;; | |
1874 | esac | |
1875 | ||
1876 | # Disable a language that is unsupported by the target. | |
1877 | case " $unsupported_languages " in | |
1878 | *" $language "*) | |
1879 | add_this_lang=unsupported | |
1880 | ;; | |
1881 | esac | |
1882 | ||
1883 | case $add_this_lang in | |
1884 | unsupported) | |
1885 | # Remove language-dependent dirs. | |
1886 | disabled_target_libs="$disabled_target_libs $target_libs" | |
1887 | noconfigdirs="$noconfigdirs $lang_dirs" | |
1888 | ;; | |
1889 | no) | |
1890 | # Remove language-dependent dirs; still show language as supported. | |
1891 | disabled_target_libs="$disabled_target_libs $target_libs" | |
1892 | noconfigdirs="$noconfigdirs $lang_dirs" | |
1893 | potential_languages="${potential_languages}${language}," | |
1894 | ;; | |
1895 | yes) | |
1896 | new_enable_languages="${new_enable_languages}${language}," | |
1897 | potential_languages="${potential_languages}${language}," | |
1898 | missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"` | |
1899 | enabled_target_libs="$enabled_target_libs $target_libs" | |
1900 | case "${boot_language}:,$enable_stage1_languages," in | |
1901 | yes:* | *:*,$language,* | *:*,yes, | *:*,all,) | |
1902 | # Add to (comma-separated) list of stage 1 languages. | |
1903 | case ",$stage1_languages," in | |
1904 | *,$language,* | ,yes, | ,all,) ;; | |
1905 | *) stage1_languages="${stage1_languages}${language}," ;; | |
1906 | esac | |
1907 | # We need to bootstrap any supporting libraries. | |
1908 | bootstrap_target_libs="${bootstrap_target_libs}${target_libs}," | |
1909 | ;; | |
1910 | esac | |
1911 | ;; | |
1912 | esac | |
1913 | ;; | |
1914 | esac | |
1915 | done | |
1916 | ||
1917 | # Add target libraries which are only needed for disabled languages | |
1918 | # to noconfigdirs. | |
1919 | if test -n "$disabled_target_libs"; then | |
1920 | for dir in $disabled_target_libs; do | |
1921 | case " $enabled_target_libs " in | |
1922 | *" ${dir} "*) ;; | |
1923 | *) noconfigdirs="$noconfigdirs $dir" ;; | |
1924 | esac | |
1925 | done | |
1926 | fi | |
1927 | ||
1928 | AC_ARG_ENABLE(stage1-languages, | |
1929 | [AS_HELP_STRING([[--enable-stage1-languages[=all]]], | |
1930 | [choose additional languages to build during | |
1931 | stage1. Mostly useful for compiler development])], | |
1932 | [case ,${enable_stage1_languages}, in | |
1933 | ,no,|,,) | |
1934 | # Set it to something that will have no effect in the loop below | |
1935 | enable_stage1_languages=c ;; | |
1936 | ,yes,) | |
1937 | enable_stage1_languages=`echo $new_enable_languages | \ | |
1938 | sed -e "s/^,//" -e "s/,$//" ` ;; | |
1939 | *,all,*) | |
1940 | enable_stage1_languages=`echo ,$enable_stage1_languages, | \ | |
1941 | sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;; | |
1942 | esac | |
1943 | ||
1944 | # Add "good" languages from enable_stage1_languages to stage1_languages, | |
1945 | # while "bad" languages go in missing_languages. Leave no duplicates. | |
1946 | for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do | |
1947 | case $potential_languages in | |
1948 | *,$i,*) | |
1949 | case $stage1_languages in | |
1950 | *,$i,*) ;; | |
1951 | *) stage1_languages="$stage1_languages$i," ;; | |
1952 | esac ;; | |
1953 | *) | |
1954 | case $missing_languages in | |
1955 | *,$i,*) ;; | |
1956 | *) missing_languages="$missing_languages$i," ;; | |
1957 | esac ;; | |
1958 | esac | |
1959 | done]) | |
1960 | ||
1961 | # Remove leading/trailing commas that were added for simplicity | |
1962 | potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"` | |
1963 | missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"` | |
1964 | stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"` | |
1965 | new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"` | |
1966 | ||
1967 | if test "x$missing_languages" != x; then | |
1968 | AC_MSG_ERROR([ | |
1969 | The following requested languages could not be built: ${missing_languages} | |
1970 | Supported languages are: ${potential_languages}]) | |
1971 | fi | |
1972 | if test "x$new_enable_languages" != "x$enable_languages"; then | |
1973 | echo The following languages will be built: ${new_enable_languages} | |
1974 | enable_languages="$new_enable_languages" | |
1975 | fi | |
1976 | ||
1977 | AC_SUBST(stage1_languages) | |
1978 | ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" ` | |
1979 | fi | |
1980 | ||
1981 | # Handle --disable-<component> generically. | |
1982 | for dir in $configdirs $build_configdirs $target_configdirs ; do | |
1983 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g` | |
1984 | varname=`echo $dirname | sed -e s/+/_/g` | |
1985 | if eval test x\${enable_${varname}} "=" xno ; then | |
1986 | noconfigdirs="$noconfigdirs $dir" | |
1987 | fi | |
1988 | done | |
1989 | ||
1990 | # Check for Boehm's garbage collector | |
1991 | AC_ARG_ENABLE(objc-gc, | |
1992 | [AS_HELP_STRING([--enable-objc-gc], | |
1993 | [enable use of Boehm's garbage collector with the | |
1994 | GNU Objective-C runtime])], | |
1995 | [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in | |
1996 | *,objc,*:*:yes:*target-boehm-gc*) | |
1997 | AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration]) | |
1998 | ;; | |
1999 | esac]) | |
2000 | ||
2001 | # Make sure we only build Boehm's garbage collector if required. | |
2002 | case ,${enable_languages},:${enable_objc_gc} in | |
2003 | *,objc,*:yes) | |
2004 | # Keep target-boehm-gc if requested for Objective-C. | |
2005 | ;; | |
2006 | *) | |
2007 | # Otherwise remove target-boehm-gc depending on target-libjava. | |
2008 | if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then | |
2009 | noconfigdirs="$noconfigdirs target-boehm-gc" | |
2010 | fi | |
2011 | ;; | |
2012 | esac | |
2013 | ||
2014 | # Disable libitm and libsanitizer if we're not building C++ | |
2015 | case ,${enable_languages}, in | |
2016 | *,c++,*) ;; | |
2017 | *) | |
2018 | noconfigdirs="$noconfigdirs target-libitm target-libsanitizer" | |
2019 | ;; | |
2020 | esac | |
2021 | ||
2022 | # Remove the entries in $skipdirs and $noconfigdirs from $configdirs, | |
2023 | # $build_configdirs and $target_configdirs. | |
2024 | # If we have the source for $noconfigdirs entries, add them to $notsupp. | |
2025 | ||
2026 | notsupp="" | |
2027 | for dir in . $skipdirs $noconfigdirs ; do | |
2028 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g` | |
2029 | if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2030 | configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"` | |
2031 | if test -r $srcdir/$dirname/configure ; then | |
2032 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2033 | true | |
2034 | else | |
2035 | notsupp="$notsupp $dir" | |
2036 | fi | |
2037 | fi | |
2038 | fi | |
2039 | if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2040 | build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"` | |
2041 | if test -r $srcdir/$dirname/configure ; then | |
2042 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2043 | true | |
2044 | else | |
2045 | notsupp="$notsupp $dir" | |
2046 | fi | |
2047 | fi | |
2048 | fi | |
2049 | if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2050 | target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"` | |
2051 | if test -r $srcdir/$dirname/configure ; then | |
2052 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2053 | true | |
2054 | else | |
2055 | notsupp="$notsupp $dir" | |
2056 | fi | |
2057 | fi | |
2058 | fi | |
2059 | done | |
2060 | ||
2061 | # Quietly strip out all directories which aren't configurable in this tree. | |
2062 | # This relies on all configurable subdirectories being autoconfiscated, which | |
2063 | # is now the case. | |
2064 | build_configdirs_all="$build_configdirs" | |
2065 | build_configdirs= | |
2066 | for i in ${build_configdirs_all} ; do | |
2067 | j=`echo $i | sed -e s/build-//g` | |
2068 | if test -f ${srcdir}/$j/configure ; then | |
2069 | build_configdirs="${build_configdirs} $i" | |
2070 | fi | |
2071 | done | |
2072 | ||
2073 | configdirs_all="$configdirs" | |
2074 | configdirs= | |
2075 | for i in ${configdirs_all} ; do | |
2076 | if test -f ${srcdir}/$i/configure ; then | |
2077 | configdirs="${configdirs} $i" | |
2078 | fi | |
2079 | done | |
2080 | ||
2081 | target_configdirs_all="$target_configdirs" | |
2082 | target_configdirs= | |
2083 | for i in ${target_configdirs_all} ; do | |
2084 | j=`echo $i | sed -e s/target-//g` | |
2085 | if test -f ${srcdir}/$j/configure ; then | |
2086 | target_configdirs="${target_configdirs} $i" | |
2087 | fi | |
2088 | done | |
2089 | ||
2090 | # Produce a warning message for the subdirs we can't configure. | |
2091 | # This isn't especially interesting in the Cygnus tree, but in the individual | |
2092 | # FSF releases, it's important to let people know when their machine isn't | |
2093 | # supported by the one or two programs in a package. | |
2094 | ||
2095 | if test -n "${notsupp}" && test -z "${norecursion}" ; then | |
2096 | # If $appdirs is non-empty, at least one of those directories must still | |
2097 | # be configured, or we error out. (E.g., if the gas release supports a | |
2098 | # specified target in some subdirs but not the gas subdir, we shouldn't | |
2099 | # pretend that all is well.) | |
2100 | if test -n "$appdirs" ; then | |
2101 | for dir in $appdirs ; do | |
2102 | if test -r $dir/Makefile.in ; then | |
2103 | if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2104 | appdirs="" | |
2105 | break | |
2106 | fi | |
2107 | if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then | |
2108 | appdirs="" | |
2109 | break | |
2110 | fi | |
2111 | fi | |
2112 | done | |
2113 | if test -n "$appdirs" ; then | |
2114 | echo "*** This configuration is not supported by this package." 1>&2 | |
2115 | exit 1 | |
2116 | fi | |
2117 | fi | |
2118 | # Okay, some application will build, or we don't care to check. Still | |
2119 | # notify of subdirs not getting built. | |
2120 | echo "*** This configuration is not supported in the following subdirectories:" 1>&2 | |
2121 | echo " ${notsupp}" 1>&2 | |
2122 | echo " (Any other directories should still work fine.)" 1>&2 | |
2123 | fi | |
2124 | ||
2125 | case "$host" in | |
2126 | *msdosdjgpp*) | |
2127 | enable_gdbtk=no ;; | |
2128 | esac | |
2129 | ||
2130 | # To find our prefix, in gcc_cv_tool_prefix. | |
2131 | ACX_TOOL_DIRS | |
2132 | ||
2133 | copy_dirs= | |
2134 | ||
2135 | AC_ARG_WITH([build-sysroot], | |
2136 | [AS_HELP_STRING([--with-build-sysroot=SYSROOT], | |
2137 | [use sysroot as the system root during the build])], | |
2138 | [if test x"$withval" != x ; then | |
2139 | SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval" | |
2140 | fi], | |
2141 | [SYSROOT_CFLAGS_FOR_TARGET=]) | |
2142 | AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET) | |
2143 | ||
2144 | AC_ARG_WITH([debug-prefix-map], | |
2145 | [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'], | |
2146 | [map A to B, C to D ... in debug information])], | |
2147 | [if test x"$withval" != x; then | |
2148 | DEBUG_PREFIX_CFLAGS_FOR_TARGET= | |
2149 | for debug_map in $withval; do | |
2150 | DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map" | |
2151 | done | |
2152 | fi], | |
2153 | [DEBUG_PREFIX_CFLAGS_FOR_TARGET=]) | |
2154 | AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET) | |
2155 | ||
2156 | # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS | |
2157 | # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS | |
2158 | # might also be empty (or "-g", if a non-GCC C++ compiler is in the path). | |
2159 | # We want to ensure that TARGET libraries (which we know are built with | |
2160 | # gcc) are built with "-O2 -g", so include those options when setting | |
2161 | # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET. | |
2162 | if test "x$CFLAGS_FOR_TARGET" = x; then | |
2163 | CFLAGS_FOR_TARGET=$CFLAGS | |
2164 | case " $CFLAGS " in | |
2165 | *" -O2 "*) ;; | |
2166 | *) CFLAGS_FOR_TARGET="-O2 $CFLAGS_FOR_TARGET" ;; | |
2167 | esac | |
2168 | case " $CFLAGS " in | |
2169 | *" -g "* | *" -g3 "*) ;; | |
2170 | *) CFLAGS_FOR_TARGET="-g $CFLAGS_FOR_TARGET" ;; | |
2171 | esac | |
2172 | fi | |
2173 | AC_SUBST(CFLAGS_FOR_TARGET) | |
2174 | ||
2175 | if test "x$CXXFLAGS_FOR_TARGET" = x; then | |
2176 | CXXFLAGS_FOR_TARGET=$CXXFLAGS | |
2177 | case " $CXXFLAGS " in | |
2178 | *" -O2 "*) ;; | |
2179 | *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS_FOR_TARGET" ;; | |
2180 | esac | |
2181 | case " $CXXFLAGS " in | |
2182 | *" -g "* | *" -g3 "*) ;; | |
2183 | *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS_FOR_TARGET" ;; | |
2184 | esac | |
2185 | fi | |
2186 | AC_SUBST(CXXFLAGS_FOR_TARGET) | |
2187 | ||
2188 | AC_SUBST(LDFLAGS_FOR_TARGET) | |
2189 | ||
2190 | # Handle --with-headers=XXX. If the value is not "yes", the contents of | |
2191 | # the named directory are copied to $(tooldir)/sys-include. | |
2192 | if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then | |
2193 | if test x${is_cross_compiler} = xno ; then | |
2194 | echo 1>&2 '***' --with-headers is only supported when cross compiling | |
2195 | exit 1 | |
2196 | fi | |
2197 | if test x"${with_headers}" != xyes ; then | |
2198 | x=${gcc_cv_tool_prefix} | |
2199 | copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include" | |
2200 | fi | |
2201 | fi | |
2202 | ||
2203 | # Handle --with-libs=XXX. If the value is not "yes", the contents of | |
2204 | # the name directories are copied to $(tooldir)/lib. Multiple directories | |
2205 | # are permitted. | |
2206 | if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
2207 | if test x${is_cross_compiler} = xno ; then | |
2208 | echo 1>&2 '***' --with-libs is only supported when cross compiling | |
2209 | exit 1 | |
2210 | fi | |
2211 | if test x"${with_libs}" != xyes ; then | |
2212 | # Copy the libraries in reverse order, so that files in the first named | |
2213 | # library override files in subsequent libraries. | |
2214 | x=${gcc_cv_tool_prefix} | |
2215 | for l in ${with_libs}; do | |
2216 | copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}" | |
2217 | done | |
2218 | fi | |
2219 | fi | |
2220 | ||
2221 | # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate. | |
2222 | # | |
2223 | # This is done by determining whether or not the appropriate directory | |
2224 | # is available, and by checking whether or not specific configurations | |
2225 | # have requested that this magic not happen. | |
2226 | # | |
2227 | # The command line options always override the explicit settings in | |
2228 | # configure.in, and the settings in configure.in override this magic. | |
2229 | # | |
2230 | # If the default for a toolchain is to use GNU as and ld, and you don't | |
2231 | # want to do that, then you should use the --without-gnu-as and | |
2232 | # --without-gnu-ld options for the configure script. Similarly, if | |
2233 | # the default is to use the included zlib and you don't want to do that, | |
2234 | # you should use the --with-system-zlib option for the configure script. | |
2235 | ||
2236 | if test x${use_gnu_as} = x && | |
2237 | echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then | |
2238 | with_gnu_as=yes | |
2239 | extra_host_args="$extra_host_args --with-gnu-as" | |
2240 | fi | |
2241 | ||
2242 | if test x${use_gnu_ld} = x && | |
2243 | echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then | |
2244 | with_gnu_ld=yes | |
2245 | extra_host_args="$extra_host_args --with-gnu-ld" | |
2246 | fi | |
2247 | ||
2248 | if test x${use_included_zlib} = x && | |
2249 | echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then | |
2250 | : | |
2251 | else | |
2252 | with_system_zlib=yes | |
2253 | extra_host_args="$extra_host_args --with-system-zlib" | |
2254 | fi | |
2255 | ||
2256 | # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure | |
2257 | # can detect this case. | |
2258 | ||
2259 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then | |
2260 | with_newlib=yes | |
2261 | extra_host_args="$extra_host_args --with-newlib" | |
2262 | fi | |
2263 | ||
2264 | # Handle ${copy_dirs} | |
2265 | set fnord ${copy_dirs} | |
2266 | shift | |
2267 | while test $# != 0 ; do | |
2268 | if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then | |
2269 | : | |
2270 | else | |
2271 | echo Copying $1 to $2 | |
2272 | ||
2273 | # Use the install script to create the directory and all required | |
2274 | # parent directories. | |
2275 | if test -d $2 ; then | |
2276 | : | |
2277 | else | |
2278 | echo >config.temp | |
2279 | ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED | |
2280 | fi | |
2281 | ||
2282 | # Copy the directory, assuming we have tar. | |
2283 | # FIXME: Should we use B in the second tar? Not all systems support it. | |
2284 | (cd $1; tar -cf - .) | (cd $2; tar -xpf -) | |
2285 | ||
2286 | # It is the responsibility of the user to correctly adjust all | |
2287 | # symlinks. If somebody can figure out how to handle them correctly | |
2288 | # here, feel free to add the code. | |
2289 | ||
2290 | echo $1 > $2/COPIED | |
2291 | fi | |
2292 | shift; shift | |
2293 | done | |
2294 | ||
2295 | # Determine a target-dependent exec_prefix that the installed | |
2296 | # gcc will search in. Keep this list sorted by triplet, with | |
2297 | # the *-*-osname triplets last. | |
2298 | md_exec_prefix= | |
2299 | case "${target}" in | |
2300 | i[[34567]]86-pc-msdosdjgpp*) | |
2301 | md_exec_prefix=/dev/env/DJDIR/bin | |
2302 | ;; | |
2303 | *-*-hpux* | \ | |
2304 | *-*-nto-qnx* | \ | |
2305 | *-*-solaris2*) | |
2306 | md_exec_prefix=/usr/ccs/bin | |
2307 | ;; | |
2308 | esac | |
2309 | ||
2310 | extra_arflags_for_target= | |
2311 | extra_nmflags_for_target= | |
2312 | extra_ranlibflags_for_target= | |
2313 | target_makefile_frag=/dev/null | |
2314 | case "${target}" in | |
2315 | spu-*-*) | |
2316 | target_makefile_frag="config/mt-spu" | |
2317 | ;; | |
2318 | mips*-sde-elf* | mips*-mti-elf*) | |
2319 | target_makefile_frag="config/mt-sde" | |
2320 | ;; | |
2321 | mipsisa*-*-elfoabi*) | |
2322 | target_makefile_frag="config/mt-mips-elfoabi" | |
2323 | ;; | |
2324 | mips*-*-*linux* | mips*-*-gnu*) | |
2325 | target_makefile_frag="config/mt-mips-gnu" | |
2326 | ;; | |
2327 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) | |
2328 | target_makefile_frag="config/mt-gnu" | |
2329 | ;; | |
2330 | *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*) | |
2331 | # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm | |
2332 | # commands to handle both 32-bit and 64-bit objects. These flags are | |
2333 | # harmless if we're using GNU nm or ar. | |
2334 | extra_arflags_for_target=" -X32_64" | |
2335 | extra_nmflags_for_target=" -B -X32_64" | |
2336 | ;; | |
2337 | esac | |
2338 | ||
2339 | alphaieee_frag=/dev/null | |
2340 | case $target in | |
2341 | alpha*-*-*) | |
2342 | # This just makes sure to use the -mieee option to build target libs. | |
2343 | # This should probably be set individually by each library. | |
2344 | alphaieee_frag="config/mt-alphaieee" | |
2345 | ;; | |
2346 | esac | |
2347 | ||
2348 | # If --enable-target-optspace always use -Os instead of -O2 to build | |
2349 | # the target libraries, similarly if it is not specified, use -Os | |
2350 | # on selected platforms. | |
2351 | ospace_frag=/dev/null | |
2352 | case "${enable_target_optspace}:${target}" in | |
2353 | yes:*) | |
2354 | ospace_frag="config/mt-ospace" | |
2355 | ;; | |
2356 | :d30v-*) | |
2357 | ospace_frag="config/mt-d30v" | |
2358 | ;; | |
2359 | :m32r-* | :d10v-* | :fr30-*) | |
2360 | ospace_frag="config/mt-ospace" | |
2361 | ;; | |
2362 | no:* | :*) | |
2363 | ;; | |
2364 | *) | |
2365 | echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2 | |
2366 | ;; | |
2367 | esac | |
2368 | ||
2369 | # Some systems (e.g., one of the i386-aix systems the gas testers are | |
2370 | # using) don't handle "\$" correctly, so don't use it here. | |
2371 | tooldir='${exec_prefix}'/${target_noncanonical} | |
2372 | build_tooldir=${tooldir} | |
2373 | ||
2374 | # Create a .gdbinit file which runs the one in srcdir | |
2375 | # and tells GDB to look there for source files. | |
2376 | ||
2377 | if test -r ${srcdir}/.gdbinit ; then | |
2378 | case ${srcdir} in | |
2379 | .) ;; | |
2380 | *) cat > ./.gdbinit <<EOF | |
2381 | # ${NO_EDIT} | |
2382 | dir ${srcdir} | |
2383 | dir . | |
2384 | source ${srcdir}/.gdbinit | |
2385 | EOF | |
2386 | ;; | |
2387 | esac | |
2388 | fi | |
2389 | ||
2390 | # Make sure that the compiler is able to generate an executable. If it | |
2391 | # can't, we are probably in trouble. We don't care whether we can run the | |
2392 | # executable--we might be using a cross compiler--we only care whether it | |
2393 | # can be created. At this point the main configure script has set CC. | |
2394 | we_are_ok=no | |
2395 | echo "int main () { return 0; }" > conftest.c | |
2396 | ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
2397 | if test $? = 0 ; then | |
2398 | if test -s conftest || test -s conftest.exe ; then | |
2399 | we_are_ok=yes | |
2400 | fi | |
2401 | fi | |
2402 | case $we_are_ok in | |
2403 | no) | |
2404 | echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed." | |
2405 | echo 1>&2 "*** You must set the environment variable CC to a working compiler." | |
2406 | rm -f conftest* | |
2407 | exit 1 | |
2408 | ;; | |
2409 | esac | |
2410 | rm -f conftest* | |
2411 | ||
2412 | # Decide which environment variable is used to find dynamic libraries. | |
2413 | case "${host}" in | |
2414 | *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;; | |
2415 | *-*-darwin*) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;; | |
2416 | *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;; | |
2417 | *) RPATH_ENVVAR=LD_LIBRARY_PATH ;; | |
2418 | esac | |
2419 | ||
2420 | # On systems where the dynamic library environment variable is PATH, | |
2421 | # gcc/ will put dynamic libraries into a subdirectory to avoid adding | |
2422 | # built executables to PATH. | |
2423 | if test "$RPATH_ENVVAR" = PATH; then | |
2424 | GCC_SHLIB_SUBDIR=/shlib | |
2425 | else | |
2426 | GCC_SHLIB_SUBDIR= | |
2427 | fi | |
2428 | ||
2429 | # Record target_configdirs and the configure arguments for target and | |
2430 | # build configuration in Makefile. | |
2431 | target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'` | |
2432 | build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'` | |
2433 | ||
2434 | # If we are building libgomp, bootstrap it. | |
2435 | if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then | |
2436 | bootstrap_target_libs=${bootstrap_target_libs}target-libgomp, | |
2437 | fi | |
2438 | ||
2439 | # If we are building libsanitizer, bootstrap it. | |
2440 | if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1 ; then | |
2441 | bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer, | |
2442 | fi | |
2443 | ||
2444 | # Determine whether gdb needs tk/tcl or not. | |
2445 | # Use 'maybe' since enable_gdbtk might be true even if tk isn't available | |
2446 | # and in that case we want gdb to be built without tk. Ugh! | |
2447 | # In fact I believe gdb is the *only* package directly dependent on tk, | |
2448 | # so we should be able to put the 'maybe's in unconditionally and | |
2449 | # leave out the maybe dependencies when enable_gdbtk is false. I'm not | |
2450 | # 100% sure that that's safe though. | |
2451 | ||
2452 | gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui" | |
2453 | case "$enable_gdbtk" in | |
2454 | no) | |
2455 | GDB_TK="" ;; | |
2456 | yes) | |
2457 | GDB_TK="${gdb_tk}" ;; | |
2458 | *) | |
2459 | # Only add the dependency on gdbtk when GDBtk is part of the gdb | |
2460 | # distro. Eventually someone will fix this and move Insight, nee | |
2461 | # gdbtk to a separate directory. | |
2462 | if test -d ${srcdir}/gdb/gdbtk ; then | |
2463 | GDB_TK="${gdb_tk}" | |
2464 | else | |
2465 | GDB_TK="" | |
2466 | fi | |
2467 | ;; | |
2468 | esac | |
2469 | CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g` | |
2470 | INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g` | |
2471 | ||
2472 | # Strip out unwanted targets. | |
2473 | ||
2474 | # While at that, we remove Makefiles if we were started for recursive | |
2475 | # configuration, so that the top-level Makefile reconfigures them, | |
2476 | # like we used to do when configure itself was recursive. | |
2477 | ||
2478 | # Loop over modules. We used to use the "$extrasub" feature from Autoconf | |
2479 | # but now we're fixing up the Makefile ourselves with the additional | |
2480 | # commands passed to AC_CONFIG_FILES. Use separate variables | |
2481 | # extrasub-{build,host,target} not because there is any reason to split | |
2482 | # the substitutions up that way, but only to remain below the limit of | |
2483 | # 99 commands in a script, for HP-UX sed. | |
2484 | # Do not nest @if/@endif pairs, because configure will not warn you at all. | |
2485 | ||
2486 | case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in | |
2487 | yes:yes:*\ gold\ *:*,c++,*) ;; | |
2488 | yes:yes:*\ gold\ *:*) | |
2489 | AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages]) | |
2490 | ;; | |
2491 | esac | |
2492 | ||
2493 | # Adjust the toplevel makefile according to whether bootstrap was selected. | |
2494 | case $enable_bootstrap in | |
2495 | yes) | |
2496 | bootstrap_suffix=bootstrap | |
2497 | BUILD_CONFIG=bootstrap-debug | |
2498 | ;; | |
2499 | no) | |
2500 | bootstrap_suffix=no-bootstrap | |
2501 | BUILD_CONFIG= | |
2502 | ;; | |
2503 | esac | |
2504 | ||
2505 | AC_MSG_CHECKING(for default BUILD_CONFIG) | |
2506 | ||
2507 | AC_ARG_WITH([build-config], | |
2508 | [AS_HELP_STRING([--with-build-config='NAME NAME2...'], | |
2509 | [use config/NAME.mk build configuration])], | |
2510 | [case $with_build_config in | |
2511 | yes) with_build_config= ;; | |
2512 | no) with_build_config= BUILD_CONFIG= ;; | |
2513 | esac]) | |
2514 | ||
2515 | if test "x${with_build_config}" != x; then | |
2516 | BUILD_CONFIG=$with_build_config | |
2517 | else | |
2518 | case $BUILD_CONFIG in | |
2519 | bootstrap-debug) | |
2520 | if echo "int f (void) { return 0; }" > conftest.c && | |
2521 | ${CC} -c conftest.c && | |
2522 | mv conftest.o conftest.o.g0 && | |
2523 | ${CC} -c -g conftest.c && | |
2524 | mv conftest.o conftest.o.g && | |
2525 | ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then | |
2526 | : | |
2527 | else | |
2528 | BUILD_CONFIG= | |
2529 | fi | |
2530 | rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g | |
2531 | ;; | |
2532 | esac | |
2533 | fi | |
2534 | AC_MSG_RESULT($BUILD_CONFIG) | |
2535 | AC_SUBST(BUILD_CONFIG) | |
2536 | ||
2537 | extrasub_build= | |
2538 | for module in ${build_configdirs} ; do | |
2539 | if test -z "${no_recursion}" \ | |
2540 | && test -f ${build_subdir}/${module}/Makefile; then | |
2541 | echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure" | |
2542 | rm -f ${build_subdir}/${module}/Makefile | |
2543 | fi | |
2544 | extrasub_build="$extrasub_build | |
2545 | /^@if build-$module\$/d | |
2546 | /^@endif build-$module\$/d | |
2547 | /^@if build-$module-$bootstrap_suffix\$/d | |
2548 | /^@endif build-$module-$bootstrap_suffix\$/d" | |
2549 | done | |
2550 | extrasub_host= | |
2551 | for module in ${configdirs} ; do | |
2552 | if test -z "${no_recursion}"; then | |
2553 | for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do | |
2554 | if test -f ${file}; then | |
2555 | echo 1>&2 "*** removing ${file} to force reconfigure" | |
2556 | rm -f ${file} | |
2557 | fi | |
2558 | done | |
2559 | fi | |
2560 | extrasub_host="$extrasub_host | |
2561 | /^@if $module\$/d | |
2562 | /^@endif $module\$/d | |
2563 | /^@if $module-$bootstrap_suffix\$/d | |
2564 | /^@endif $module-$bootstrap_suffix\$/d" | |
2565 | done | |
2566 | extrasub_target= | |
2567 | for module in ${target_configdirs} ; do | |
2568 | if test -z "${no_recursion}" \ | |
2569 | && test -f ${target_subdir}/${module}/Makefile; then | |
2570 | echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure" | |
2571 | rm -f ${target_subdir}/${module}/Makefile | |
2572 | fi | |
2573 | ||
2574 | # We only bootstrap target libraries listed in bootstrap_target_libs. | |
2575 | case $bootstrap_target_libs in | |
2576 | *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;; | |
2577 | *) target_bootstrap_suffix=no-bootstrap ;; | |
2578 | esac | |
2579 | ||
2580 | extrasub_target="$extrasub_target | |
2581 | /^@if target-$module\$/d | |
2582 | /^@endif target-$module\$/d | |
2583 | /^@if target-$module-$target_bootstrap_suffix\$/d | |
2584 | /^@endif target-$module-$target_bootstrap_suffix\$/d" | |
2585 | done | |
2586 | ||
2587 | # Do the final fixup along with target modules. | |
2588 | extrasub_target="$extrasub_target | |
2589 | /^@if /,/^@endif /d" | |
2590 | ||
2591 | # Create the serialization dependencies. This uses a temporary file. | |
2592 | ||
2593 | AC_ARG_ENABLE([serial-configure], | |
2594 | [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]], | |
2595 | [force sequential configuration of | |
2596 | sub-packages for the host, target or build | |
2597 | machine, or all sub-packages])]) | |
2598 | ||
2599 | case ${enable_serial_configure} in | |
2600 | yes) | |
2601 | enable_serial_build_configure=yes | |
2602 | enable_serial_host_configure=yes | |
2603 | enable_serial_target_configure=yes | |
2604 | ;; | |
2605 | esac | |
2606 | ||
2607 | # These force 'configure's to be done one at a time, to avoid problems | |
2608 | # with contention over a shared config.cache. | |
2609 | rm -f serdep.tmp | |
2610 | echo '# serdep.tmp' > serdep.tmp | |
2611 | olditem= | |
2612 | test "x${enable_serial_build_configure}" = xyes && | |
2613 | for item in ${build_configdirs} ; do | |
2614 | case ${olditem} in | |
2615 | "") ;; | |
2616 | *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;; | |
2617 | esac | |
2618 | olditem=${item} | |
2619 | done | |
2620 | olditem= | |
2621 | test "x${enable_serial_host_configure}" = xyes && | |
2622 | for item in ${configdirs} ; do | |
2623 | case ${olditem} in | |
2624 | "") ;; | |
2625 | *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;; | |
2626 | esac | |
2627 | olditem=${item} | |
2628 | done | |
2629 | olditem= | |
2630 | test "x${enable_serial_target_configure}" = xyes && | |
2631 | for item in ${target_configdirs} ; do | |
2632 | case ${olditem} in | |
2633 | "") ;; | |
2634 | *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;; | |
2635 | esac | |
2636 | olditem=${item} | |
2637 | done | |
2638 | serialization_dependencies=serdep.tmp | |
2639 | AC_SUBST_FILE(serialization_dependencies) | |
2640 | ||
2641 | # Base args. Strip norecursion, cache-file, srcdir, host, build, | |
2642 | # target, nonopt, and variable assignments. These are the ones we | |
2643 | # might not want to pass down to subconfigures. The exception being | |
2644 | # --cache-file=/dev/null, which is used to turn off the use of cache | |
2645 | # files altogether, and which should be passed on to subconfigures. | |
2646 | # Also strip program-prefix, program-suffix, and program-transform-name, | |
2647 | # so that we can pass down a consistent program-transform-name. | |
2648 | baseargs= | |
2649 | tbaseargs= | |
2650 | keep_next=no | |
2651 | skip_next=no | |
2652 | eval "set -- $ac_configure_args" | |
2653 | for ac_arg | |
2654 | do | |
2655 | if test X"$skip_next" = X"yes"; then | |
2656 | skip_next=no | |
2657 | continue | |
2658 | fi | |
2659 | if test X"$keep_next" = X"yes"; then | |
2660 | case $ac_arg in | |
2661 | *\'*) | |
2662 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2663 | esac | |
2664 | baseargs="$baseargs '$ac_arg'" | |
2665 | tbaseargs="$tbaseargs '$ac_arg'" | |
2666 | keep_next=no | |
2667 | continue | |
2668 | fi | |
2669 | ||
2670 | # Handle separated arguments. Based on the logic generated by | |
2671 | # autoconf 2.59. | |
2672 | case $ac_arg in | |
2673 | *=* | --config-cache | -C | -disable-* | --disable-* \ | |
2674 | | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \ | |
2675 | | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \ | |
2676 | | -with-* | --with-* | -without-* | --without-* | --x) | |
2677 | separate_arg=no | |
2678 | ;; | |
2679 | -*) | |
2680 | separate_arg=yes | |
2681 | ;; | |
2682 | *) | |
2683 | separate_arg=no | |
2684 | ;; | |
2685 | esac | |
2686 | ||
2687 | skip_targ=no | |
2688 | case $ac_arg in | |
2689 | changequote(,) | |
2690 | --with-* | --without-*) | |
2691 | libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'` | |
2692 | ||
2693 | case $libopt in | |
2694 | *[-_]include) | |
2695 | lib=`echo "$libopt" | sed 's,[-_]include$,,'` | |
2696 | ;; | |
2697 | *[-_]lib) | |
2698 | lib=`echo "$libopt" | sed 's,[-_]lib$,,'` | |
2699 | ;; | |
2700 | *) | |
2701 | lib=$libopt | |
2702 | ;; | |
2703 | esac | |
2704 | changequote([,]) | |
2705 | ||
2706 | case $lib in | |
2707 | mpc | mpfr | gmp | cloog) | |
2708 | # If we're processing --with-$lib, --with-$lib-include or | |
2709 | # --with-$lib-lib, for one of the libs above, and target is | |
2710 | # different from host, don't pass the current argument to any | |
2711 | # target library's configure. | |
2712 | if test x$is_cross_compiler = xyes; then | |
2713 | skip_targ=yes | |
2714 | fi | |
2715 | ;; | |
2716 | esac | |
2717 | ;; | |
2718 | esac | |
2719 | ||
2720 | case "$ac_arg" in | |
2721 | --cache-file=/dev/null | \ | |
2722 | -cache-file=/dev/null ) | |
2723 | # Handled here to avoid the test to skip args below. | |
2724 | baseargs="$baseargs '$ac_arg'" | |
2725 | tbaseargs="$tbaseargs '$ac_arg'" | |
2726 | # Assert: $separate_arg should always be no. | |
2727 | keep_next=$separate_arg | |
2728 | ;; | |
2729 | --no*) | |
2730 | continue | |
2731 | ;; | |
2732 | --c* | \ | |
2733 | --sr* | \ | |
2734 | --ho* | \ | |
2735 | --bu* | \ | |
2736 | --t* | \ | |
2737 | --program-* | \ | |
2738 | -cache_file* | \ | |
2739 | -srcdir* | \ | |
2740 | -host* | \ | |
2741 | -build* | \ | |
2742 | -target* | \ | |
2743 | -program-prefix* | \ | |
2744 | -program-suffix* | \ | |
2745 | -program-transform-name* ) | |
2746 | skip_next=$separate_arg | |
2747 | continue | |
2748 | ;; | |
2749 | -*) | |
2750 | # An option. Add it. | |
2751 | case $ac_arg in | |
2752 | *\'*) | |
2753 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2754 | esac | |
2755 | baseargs="$baseargs '$ac_arg'" | |
2756 | if test X"$skip_targ" = Xno; then | |
2757 | tbaseargs="$tbaseargs '$ac_arg'" | |
2758 | fi | |
2759 | keep_next=$separate_arg | |
2760 | ;; | |
2761 | *) | |
2762 | # Either a variable assignment, or a nonopt (triplet). Don't | |
2763 | # pass it down; let the Makefile handle this. | |
2764 | continue | |
2765 | ;; | |
2766 | esac | |
2767 | done | |
2768 | # Remove the initial space we just introduced and, as these will be | |
2769 | # expanded by make, quote '$'. | |
2770 | baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'` | |
2771 | ||
2772 | # Add in --program-transform-name, after --program-prefix and | |
2773 | # --program-suffix have been applied to it. Autoconf has already | |
2774 | # doubled dollar signs and backslashes in program_transform_name; we want | |
2775 | # the backslashes un-doubled, and then the entire thing wrapped in single | |
2776 | # quotes, because this will be expanded first by make and then by the shell. | |
2777 | # Also, because we want to override the logic in subdir configure scripts to | |
2778 | # choose program_transform_name, replace any s,x,x, with s,y,y,. | |
2779 | sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out | |
2780 | ${program_transform_name} | |
2781 | EOF_SED | |
2782 | gcc_transform_name=`cat conftestsed.out` | |
2783 | rm -f conftestsed.out | |
2784 | baseargs="$baseargs --program-transform-name='${gcc_transform_name}'" | |
2785 | tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'" | |
2786 | if test "$silent" = yes; then | |
2787 | baseargs="$baseargs --silent" | |
2788 | tbaseargs="$tbaseargs --silent" | |
2789 | fi | |
2790 | baseargs="$baseargs --disable-option-checking" | |
2791 | tbaseargs="$tbaseargs --disable-option-checking" | |
2792 | ||
2793 | # Record and document user additions to sub configure arguments. | |
2794 | AC_ARG_VAR([build_configargs], | |
2795 | [additional configure arguments for build directories]) | |
2796 | AC_ARG_VAR([host_configargs], | |
2797 | [additional configure arguments for host directories]) | |
2798 | AC_ARG_VAR([target_configargs], | |
2799 | [additional configure arguments for target directories]) | |
2800 | ||
2801 | # For the build-side libraries, we just need to pretend we're native, | |
2802 | # and not use the same cache file. Multilibs are neither needed nor | |
2803 | # desired. | |
2804 | build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}" | |
2805 | ||
2806 | # For host modules, accept cache file option, or specification as blank. | |
2807 | case "${cache_file}" in | |
2808 | "") # empty | |
2809 | cache_file_option="" ;; | |
2810 | /* | [[A-Za-z]]:[[\\/]]* ) # absolute path | |
2811 | cache_file_option="--cache-file=${cache_file}" ;; | |
2812 | *) # relative path | |
2813 | cache_file_option="--cache-file=../${cache_file}" ;; | |
2814 | esac | |
2815 | ||
2816 | # Host dirs don't like to share a cache file either, horribly enough. | |
2817 | # This seems to be due to autoconf 2.5x stupidity. | |
2818 | host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}" | |
2819 | ||
2820 | target_configargs="$target_configargs ${tbaseargs}" | |
2821 | ||
2822 | # Passing a --with-cross-host argument lets the target libraries know | |
2823 | # whether they are being built with a cross-compiler or being built | |
2824 | # native. However, it would be better to use other mechanisms to make the | |
2825 | # sorts of decisions they want to make on this basis. Please consider | |
2826 | # this option to be deprecated. FIXME. | |
2827 | if test x${is_cross_compiler} = xyes ; then | |
2828 | target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}" | |
2829 | fi | |
2830 | ||
2831 | # Default to --enable-multilib. | |
2832 | if test x${enable_multilib} = x ; then | |
2833 | target_configargs="--enable-multilib ${target_configargs}" | |
2834 | fi | |
2835 | ||
2836 | # Pass --with-newlib if appropriate. Note that target_configdirs has | |
2837 | # changed from the earlier setting of with_newlib. | |
2838 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then | |
2839 | target_configargs="--with-newlib ${target_configargs}" | |
2840 | fi | |
2841 | ||
2842 | # Different target subdirs use different values of certain variables | |
2843 | # (notably CXX). Worse, multilibs use *lots* of different values. | |
2844 | # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that | |
2845 | # it doesn't automatically accept command-line overrides of them. | |
2846 | # This means it's not safe for target subdirs to share a cache file, | |
2847 | # which is disgusting, but there you have it. Hopefully this can be | |
2848 | # fixed in future. It's still worthwhile to use a cache file for each | |
2849 | # directory. I think. | |
2850 | ||
2851 | # Pass the appropriate --build, --host, --target and --cache-file arguments. | |
2852 | # We need to pass --target, as newer autoconf's requires consistency | |
2853 | # for target_alias and gcc doesn't manage it consistently. | |
2854 | target_configargs="--cache-file=./config.cache ${target_configargs}" | |
2855 | ||
2856 | FLAGS_FOR_TARGET= | |
2857 | case " $target_configdirs " in | |
2858 | *" newlib "*) | |
2859 | case " $target_configargs " in | |
2860 | *" --with-newlib "*) | |
2861 | case "$target" in | |
2862 | *-cygwin*) | |
2863 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -isystem $$s/winsup/cygwin/include' | |
2864 | ;; | |
2865 | esac | |
2866 | ||
2867 | # If we're not building GCC, don't discard standard headers. | |
2868 | if test -d ${srcdir}/gcc; then | |
2869 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc' | |
2870 | ||
2871 | if test "${build}" != "${host}"; then | |
2872 | # On Canadian crosses, CC_FOR_TARGET will have already been set | |
2873 | # by `configure', so we won't have an opportunity to add -Bgcc/ | |
2874 | # to it. This is right: we don't want to search that directory | |
2875 | # for binaries, but we want the header files in there, so add | |
2876 | # them explicitly. | |
2877 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed' | |
2878 | ||
2879 | # Someone might think of using the pre-installed headers on | |
2880 | # Canadian crosses, in case the installed compiler is not fully | |
2881 | # compatible with the compiler being built. In this case, it | |
2882 | # would be better to flag an error than risking having | |
2883 | # incompatible object files being constructed. We can't | |
2884 | # guarantee that an error will be flagged, but let's hope the | |
2885 | # compiler will do it, when presented with incompatible header | |
2886 | # files. | |
2887 | fi | |
2888 | fi | |
2889 | ||
2890 | case "${target}-${is_cross_compiler}" in | |
2891 | i[[3456789]]86-*-linux*-no) | |
2892 | # Here host == target, so we don't need to build gcc, | |
2893 | # so we don't want to discard standard headers. | |
2894 | FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'` | |
2895 | ;; | |
2896 | *) | |
2897 | # If we're building newlib, use its generic headers last, but search | |
2898 | # for any libc-related directories first (so make it the last -B | |
2899 | # switch). | |
2900 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include' | |
2901 | ||
2902 | # If we're building libgloss, find the startup file, simulator library | |
2903 | # and linker script. | |
2904 | case " $target_configdirs " in | |
2905 | *" libgloss "*) | |
2906 | # Look for startup file, simulator library and maybe linker script. | |
2907 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir" | |
2908 | # Look for libnosys.a in case the target needs it. | |
2909 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys' | |
2910 | # Most targets have the linker script in the source directory. | |
2911 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir" | |
2912 | ;; | |
2913 | esac | |
2914 | ;; | |
2915 | esac | |
2916 | ;; | |
2917 | esac | |
2918 | ;; | |
2919 | esac | |
2920 | ||
2921 | case "$target" in | |
2922 | x86_64-*mingw* | *-w64-mingw*) | |
2923 | # MinGW-w64 does not use newlib, nor does it use winsup. It may, | |
2924 | # however, use a symlink named 'mingw' in ${prefix} . | |
2925 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include' | |
2926 | ;; | |
2927 | *-mingw*) | |
2928 | # MinGW can't be handled as Cygwin above since it does not use newlib. | |
2929 | FLAGS_FOR_TARGET=$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' | |
2930 | ;; | |
2931 | esac | |
2932 | ||
2933 | # Allow the user to override the flags for | |
2934 | # our build compiler if desired. | |
2935 | if test x"${build}" = x"${host}" ; then | |
2936 | CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}} | |
2937 | CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}} | |
2938 | LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}} | |
2939 | fi | |
2940 | ||
2941 | # On Canadian crosses, we'll be searching the right directories for | |
2942 | # the previously-installed cross compiler, so don't bother to add | |
2943 | # flags for directories within the install tree of the compiler | |
2944 | # being built; programs in there won't even run. | |
2945 | if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then | |
2946 | # Search for pre-installed headers if nothing else fits. | |
2947 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include' | |
2948 | fi | |
2949 | ||
2950 | if test "x${use_gnu_ld}" = x && | |
2951 | echo " ${configdirs} " | grep " ld " > /dev/null ; then | |
2952 | # Arrange for us to find uninstalled linker scripts. | |
2953 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld' | |
2954 | fi | |
2955 | ||
2956 | # Search for other target-specific linker scripts and such. | |
2957 | case "${target}" in | |
2958 | mep*) | |
2959 | FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary" | |
2960 | ;; | |
2961 | esac | |
2962 | ||
2963 | # Makefile fragments. | |
2964 | for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag; | |
2965 | do | |
2966 | eval fragval=\$$frag | |
2967 | if test $fragval != /dev/null; then | |
2968 | eval $frag=${srcdir}/$fragval | |
2969 | fi | |
2970 | done | |
2971 | AC_SUBST_FILE(host_makefile_frag) | |
2972 | AC_SUBST_FILE(target_makefile_frag) | |
2973 | AC_SUBST_FILE(alphaieee_frag) | |
2974 | AC_SUBST_FILE(ospace_frag) | |
2975 | ||
2976 | # Miscellanea: directories, flags, etc. | |
2977 | AC_SUBST(RPATH_ENVVAR) | |
2978 | AC_SUBST(GCC_SHLIB_SUBDIR) | |
2979 | AC_SUBST(tooldir) | |
2980 | AC_SUBST(build_tooldir) | |
2981 | AC_SUBST(CONFIGURE_GDB_TK) | |
2982 | AC_SUBST(GDB_TK) | |
2983 | AC_SUBST(INSTALL_GDB_TK) | |
2984 | ||
2985 | # Build module lists & subconfigure args. | |
2986 | AC_SUBST(build_configargs) | |
2987 | AC_SUBST(build_configdirs) | |
2988 | ||
2989 | # Host module lists & subconfigure args. | |
2990 | AC_SUBST(host_configargs) | |
2991 | AC_SUBST(configdirs) | |
2992 | AC_SUBST(target_configdirs) | |
2993 | ||
2994 | # Target module lists & subconfigure args. | |
2995 | AC_SUBST(target_configargs) | |
2996 | ||
2997 | ||
2998 | # Build tools. | |
2999 | AC_SUBST(AR_FOR_BUILD) | |
3000 | AC_SUBST(AS_FOR_BUILD) | |
3001 | AC_SUBST(CC_FOR_BUILD) | |
3002 | AC_SUBST(CFLAGS_FOR_BUILD) | |
3003 | AC_SUBST(CXXFLAGS_FOR_BUILD) | |
3004 | AC_SUBST(CXX_FOR_BUILD) | |
3005 | AC_SUBST(DLLTOOL_FOR_BUILD) | |
3006 | AC_SUBST(GCJ_FOR_BUILD) | |
3007 | AC_SUBST(GFORTRAN_FOR_BUILD) | |
3008 | AC_SUBST(GOC_FOR_BUILD) | |
3009 | AC_SUBST(LDFLAGS_FOR_BUILD) | |
3010 | AC_SUBST(LD_FOR_BUILD) | |
3011 | AC_SUBST(NM_FOR_BUILD) | |
3012 | AC_SUBST(RANLIB_FOR_BUILD) | |
3013 | AC_SUBST(WINDMC_FOR_BUILD) | |
3014 | AC_SUBST(WINDRES_FOR_BUILD) | |
3015 | ||
3016 | # Generate default definitions for YACC, M4, LEX and other programs that run | |
3017 | # on the build machine. These are used if the Makefile can't locate these | |
3018 | # programs in objdir. | |
3019 | MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing | |
3020 | ||
3021 | AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y]) | |
3022 | case " $build_configdirs " in | |
3023 | *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;; | |
3024 | esac | |
3025 | ||
3026 | AC_CHECK_PROGS([BISON], [bison], [$MISSING bison]) | |
3027 | case " $build_configdirs " in | |
3028 | *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;; | |
3029 | esac | |
3030 | ||
3031 | AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4]) | |
3032 | case " $build_configdirs " in | |
3033 | *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;; | |
3034 | esac | |
3035 | ||
3036 | AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex]) | |
3037 | case " $build_configdirs " in | |
3038 | *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3039 | *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;; | |
3040 | esac | |
3041 | ||
3042 | AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex]) | |
3043 | case " $build_configdirs " in | |
3044 | *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3045 | esac | |
3046 | ||
3047 | AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo]) | |
3048 | case " $build_configdirs " in | |
3049 | *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;; | |
3050 | *) | |
3051 | changequote(,) | |
3052 | # For an installed makeinfo, we require it to be from texinfo 4.7 or | |
3053 | # higher, else we use the "missing" dummy. | |
3054 | if ${MAKEINFO} --version \ | |
3055 | | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then | |
3056 | : | |
3057 | else | |
3058 | MAKEINFO="$MISSING makeinfo" | |
3059 | fi | |
3060 | ;; | |
3061 | changequote([,]) | |
3062 | esac | |
3063 | ||
3064 | # FIXME: expect and dejagnu may become build tools? | |
3065 | ||
3066 | AC_CHECK_PROGS(EXPECT, expect, expect) | |
3067 | case " $configdirs " in | |
3068 | *" expect "*) | |
3069 | test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect' | |
3070 | ;; | |
3071 | esac | |
3072 | ||
3073 | AC_CHECK_PROGS(RUNTEST, runtest, runtest) | |
3074 | case " $configdirs " in | |
3075 | *" dejagnu "*) | |
3076 | test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest' | |
3077 | ;; | |
3078 | esac | |
3079 | ||
3080 | ||
3081 | # Host tools. | |
3082 | NCN_STRICT_CHECK_TOOLS(AR, ar) | |
3083 | NCN_STRICT_CHECK_TOOLS(AS, as) | |
3084 | NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool) | |
3085 | NCN_STRICT_CHECK_TOOLS(LD, ld) | |
3086 | NCN_STRICT_CHECK_TOOLS(LIPO, lipo) | |
3087 | NCN_STRICT_CHECK_TOOLS(NM, nm) | |
3088 | NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true) | |
3089 | NCN_STRICT_CHECK_TOOLS(STRIP, strip, true) | |
3090 | NCN_STRICT_CHECK_TOOLS(WINDRES, windres) | |
3091 | NCN_STRICT_CHECK_TOOLS(WINDMC, windmc) | |
3092 | NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy) | |
3093 | NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump) | |
3094 | NCN_STRICT_CHECK_TOOLS(READELF, readelf) | |
3095 | AC_SUBST(CC) | |
3096 | AC_SUBST(CXX) | |
3097 | AC_SUBST(CFLAGS) | |
3098 | AC_SUBST(CXXFLAGS) | |
3099 | ||
3100 | # Target tools. | |
3101 | AC_ARG_WITH([build-time-tools], | |
3102 | [AS_HELP_STRING([--with-build-time-tools=PATH], | |
3103 | [use given path to find target tools during the build])], | |
3104 | [case x"$withval" in | |
3105 | x/*) ;; | |
3106 | *) | |
3107 | with_build_time_tools= | |
3108 | AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path]) | |
3109 | ;; | |
3110 | esac], | |
3111 | [with_build_time_tools=]) | |
3112 | ||
3113 | NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc) | |
3114 | NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx) | |
3115 | NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET}) | |
3116 | NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj) | |
3117 | NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran) | |
3118 | NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo) | |
3119 | ||
3120 | ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar) | |
3121 | ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as) | |
3122 | ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool) | |
3123 | ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld) | |
3124 | ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo) | |
3125 | ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm) | |
3126 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump) | |
3127 | ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib) | |
3128 | ACX_CHECK_INSTALLED_TARGET_TOOL(READELF_FOR_TARGET, readelf) | |
3129 | ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip) | |
3130 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres) | |
3131 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc) | |
3132 | ||
3133 | RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET" | |
3134 | ||
3135 | GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar]) | |
3136 | GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new]) | |
3137 | GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
3138 | dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS | |
3139 | GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX, | |
3140 | [gcc/xg++ -B$$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], | |
3141 | c++) | |
3142 | GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX, | |
3143 | [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs], | |
3144 | c++) | |
3145 | GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool]) | |
3146 | GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
3147 | GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ, | |
3148 | [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java) | |
3149 | GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN, | |
3150 | [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran) | |
3151 | GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC, | |
3152 | [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go) | |
3153 | GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new]) | |
3154 | GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO) | |
3155 | GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new]) | |
3156 | GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump]) | |
3157 | GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib]) | |
3158 | GCC_TARGET_TOOL(readelf, READELF_FOR_TARGET, READELF, [binutils/readelf]) | |
3159 | GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new]) | |
3160 | GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres]) | |
3161 | GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc]) | |
3162 | ||
3163 | AC_SUBST(FLAGS_FOR_TARGET) | |
3164 | AC_SUBST(RAW_CXX_FOR_TARGET) | |
3165 | ||
3166 | # Certain tools may need extra flags. | |
3167 | AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target} | |
3168 | RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target} | |
3169 | NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target} | |
3170 | ||
3171 | # When building target libraries, except in a Canadian cross, we use | |
3172 | # the same toolchain as the compiler we just built. | |
3173 | COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)' | |
3174 | COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)' | |
3175 | COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)' | |
3176 | if test $host = $build; then | |
3177 | case " $configdirs " in | |
3178 | *" gcc "*) | |
3179 | COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as' | |
3180 | COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld' | |
3181 | COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target} | |
3182 | ;; | |
3183 | esac | |
3184 | fi | |
3185 | ||
3186 | AC_SUBST(COMPILER_AS_FOR_TARGET) | |
3187 | AC_SUBST(COMPILER_LD_FOR_TARGET) | |
3188 | AC_SUBST(COMPILER_NM_FOR_TARGET) | |
3189 | ||
3190 | AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) | |
3191 | AC_ARG_ENABLE(maintainer-mode, | |
3192 | [AS_HELP_STRING([--enable-maintainer-mode], | |
3193 | [enable make rules and dependencies not useful | |
3194 | (and sometimes confusing) to the casual installer])], | |
3195 | USE_MAINTAINER_MODE=$enableval, | |
3196 | USE_MAINTAINER_MODE=no) | |
3197 | AC_MSG_RESULT($USE_MAINTAINER_MODE) | |
3198 | AC_SUBST(MAINTAINER_MODE_TRUE) | |
3199 | AC_SUBST(MAINTAINER_MODE_FALSE) | |
3200 | if test "$USE_MAINTAINER_MODE" = yes; then | |
3201 | MAINTAINER_MODE_TRUE= | |
3202 | MAINTAINER_MODE_FALSE='#' | |
3203 | else | |
3204 | MAINTAINER_MODE_TRUE='#' | |
3205 | MAINTAINER_MODE_FALSE= | |
3206 | fi | |
3207 | MAINT=$MAINTAINER_MODE_TRUE | |
3208 | AC_SUBST(MAINT)dnl | |
3209 | ||
3210 | # --------------------- | |
3211 | # GCC bootstrap support | |
3212 | # --------------------- | |
3213 | ||
3214 | # Stage specific cflags for build. | |
3215 | stage1_cflags="-g" | |
3216 | case $build in | |
3217 | vax-*-*) | |
3218 | case ${GCC} in | |
3219 | yes) stage1_cflags="-g -Wa,-J" ;; | |
3220 | *) stage1_cflags="-g -J" ;; | |
3221 | esac ;; | |
3222 | esac | |
3223 | ||
3224 | AC_SUBST(stage1_cflags) | |
3225 | ||
3226 | # Enable --enable-checking in stage1 of the compiler. | |
3227 | AC_ARG_ENABLE(stage1-checking, | |
3228 | [AS_HELP_STRING([[--enable-stage1-checking[=all]]], | |
3229 | [choose additional checking for stage1 of the compiler])], | |
3230 | [stage1_checking=--enable-checking=${enable_stage1_checking}], | |
3231 | [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then | |
3232 | stage1_checking=--enable-checking=yes,types | |
3233 | else | |
3234 | stage1_checking=--enable-checking=$enable_checking,types | |
3235 | fi]) | |
3236 | AC_SUBST(stage1_checking) | |
3237 | ||
3238 | # Enable -Werror in bootstrap stage2 and later. | |
3239 | AC_ARG_ENABLE(werror, | |
3240 | [AS_HELP_STRING([--enable-werror], | |
3241 | [enable -Werror in bootstrap stage2 and later])], [], | |
3242 | [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then | |
3243 | enable_werror=yes | |
3244 | else | |
3245 | enable_werror=no | |
3246 | fi]) | |
3247 | case ${enable_werror} in | |
3248 | yes) stage2_werror_flag="--enable-werror-always" ;; | |
3249 | *) stage2_werror_flag="" ;; | |
3250 | esac | |
3251 | AC_SUBST(stage2_werror_flag) | |
3252 | ||
3253 | # Specify what files to not compare during bootstrap. | |
3254 | ||
3255 | compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*" | |
3256 | case "$target" in | |
3257 | hppa*64*-*-hpux*) ;; | |
3258 | hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;; | |
3259 | powerpc*-ibm-aix*) compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/* | *libgomp*\$(objext)" ;; | |
3260 | esac | |
3261 | AC_SUBST(compare_exclusions) | |
3262 | ||
3263 | AC_CONFIG_FILES([Makefile], | |
3264 | [sed "$extrasub_build" Makefile | | |
3265 | sed "$extrasub_host" | | |
3266 | sed "$extrasub_target" > mf$$ | |
3267 | mv -f mf$$ Makefile], | |
3268 | [extrasub_build="$extrasub_build" | |
3269 | extrasub_host="$extrasub_host" | |
3270 | extrasub_target="$extrasub_target"]) | |
3271 | AC_OUTPUT |