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beeaf216 | 1 | # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, |
ec8fd1c0 AS |
2 | # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, |
3 | # 2014, 2015 Free Software Foundation, Inc. | |
6599da04 JM |
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 | |
309c24a9 | 7 | # the Free Software Foundation; either version 3 of the License, or |
6599da04 JM |
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 | |
309c24a9 JJ |
16 | # along with this program; see the file COPYING3. If not see |
17 | # <http://www.gnu.org/licenses/>. | |
6599da04 JM |
18 | |
19 | ############################################################################## | |
671aa708 NN |
20 | ### WARNING: this file contains embedded tabs. Do not run untabify on this file. |
21 | ||
7142fb32 PB |
22 | m4_include(config/acx.m4) |
23 | m4_include(config/override.m4) | |
38d24731 | 24 | m4_include(config/proginstall.m4) |
7413962d | 25 | m4_include(config/elf.m4) |
592c90ff KG |
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]) | |
33ad93b9 | 31 | m4_include([config/isl.m4]) |
ad6717df | 32 | |
671aa708 | 33 | AC_INIT(move-if-change) |
df58e648 | 34 | AC_PREREQ(2.64) |
0115d4a3 | 35 | AC_DISABLE_OPTION_CHECKING |
1c710c3c | 36 | |
ad33ff57 RW |
37 | progname=$0 |
38 | # if PWD already has a value, it is probably wrong. | |
39 | if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi | |
40 | ||
41 | # Export original configure arguments for use by sub-configures. | |
42 | # Quote arguments with shell meta charatcers. | |
43 | TOPLEVEL_CONFIGURE_ARGUMENTS= | |
44 | set -- "$progname" "$@" | |
45 | for ac_arg | |
46 | do | |
47 | case "$ac_arg" in | |
48 | *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*) | |
49 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` | |
50 | # if the argument is of the form -foo=baz, quote the baz part only | |
51 | ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;; | |
52 | *) ;; | |
53 | esac | |
54 | # Add the quoted argument to the list. | |
55 | TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg" | |
56 | done | |
57 | if test "$silent" = yes; then | |
58 | TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent" | |
59 | fi | |
60 | # Remove the initial space we just introduced and, as these will be | |
61 | # expanded by make, quote '$'. | |
62 | TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'` | |
63 | AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS) | |
64 | ||
1c710c3c DJ |
65 | # Find the build, host, and target systems. |
66 | ACX_NONCANONICAL_BUILD | |
67 | ACX_NONCANONICAL_HOST | |
68 | ACX_NONCANONICAL_TARGET | |
69 | ||
70 | dnl Autoconf 2.5x and later will set a default program prefix if | |
71 | dnl --target was used, even if it was the same as --host. Disable | |
72 | dnl that behavior. This must be done before AC_CANONICAL_SYSTEM | |
73 | dnl to take effect. | |
74 | test "$host_noncanonical" = "$target_noncanonical" && | |
75 | test "$program_prefix$program_suffix$program_transform_name" = \ | |
76 | NONENONEs,x,x, && | |
77 | program_transform_name=s,y,y, | |
78 | ||
671aa708 NN |
79 | AC_CANONICAL_SYSTEM |
80 | AC_ARG_PROGRAM | |
81 | ||
1c710c3c | 82 | m4_pattern_allow([^AS_FOR_TARGET$])dnl |
0999159b | 83 | m4_pattern_allow([^AS_FOR_BUILD$])dnl |
1c710c3c | 84 | |
775956d0 NN |
85 | # Get 'install' or 'install-sh' and its variants. |
86 | AC_PROG_INSTALL | |
ad6717df | 87 | ACX_PROG_LN |
148907ea | 88 | AC_PROG_LN_S |
87264276 PB |
89 | AC_PROG_SED |
90 | AC_PROG_AWK | |
775956d0 | 91 | |
fc45f3fe DJ |
92 | srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}` |
93 | ||
94 | # We pass INSTALL explicitly to sub-makes. Make sure that it is not | |
95 | # a relative path. | |
96 | if test "$INSTALL" = "${srcdir}/install-sh -c"; then | |
97 | INSTALL="${srcpwd}/install-sh -c" | |
98 | fi | |
99 | ||
671aa708 NN |
100 | # Set srcdir to "." if that's what it is. |
101 | # This is important for multilib support. | |
102 | pwd=`${PWDCMD-pwd}` | |
671aa708 NN |
103 | if test "${pwd}" = "${srcpwd}" ; then |
104 | srcdir=. | |
105 | fi | |
106 | ||
107 | topsrcdir=$srcpwd | |
6599da04 | 108 | |
4977bab6 | 109 | extra_host_args= |
afabd8e6 | 110 | |
6599da04 JM |
111 | ### To add a new directory to the tree, first choose whether it is a target |
112 | ### or a host dependent tool. Then put it into the appropriate list | |
4977bab6 ZW |
113 | ### (library or tools, host or target), doing a dependency sort. |
114 | ||
115 | # Subdirs will be configured in the order listed in build_configdirs, | |
116 | # configdirs, or target_configdirs; see the serialization section below. | |
117 | ||
118 | # Dependency sorting is only needed when *configuration* must be done in | |
119 | # a particular order. In all cases a dependency should be specified in | |
120 | # the Makefile, whether or not it's implicitly specified here. | |
6599da04 | 121 | |
4977bab6 ZW |
122 | # Double entries in build_configdirs, configdirs, or target_configdirs may |
123 | # cause circular dependencies and break everything horribly. | |
6599da04 | 124 | |
23f6b2f9 PB |
125 | # these library is used by various programs built for the build |
126 | # environment | |
127 | # | |
929315a9 | 128 | build_libs="build-libiberty build-libcpp" |
23f6b2f9 PB |
129 | |
130 | # these tools are built for the build environment | |
85bfb75e | 131 | build_tools="build-texinfo build-flex build-bison build-m4 build-fixincludes" |
23f6b2f9 | 132 | |
6599da04 | 133 | # these libraries are used by various programs built for the host environment |
eae1a5d4 | 134 | #f |
4a9bb2aa | 135 | host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libbacktrace libcpp libdecnumber gmp mpfr mpc isl libelf libiconv" |
6599da04 | 136 | |
6599da04 JM |
137 | # these tools are built for the host environment |
138 | # Note, the powerpc-eabi build depends on sim occurring before gdb in order to | |
139 | # know that we are building the simulator. | |
4977bab6 ZW |
140 | # binutils, gas and ld appear in that order because it makes sense to run |
141 | # "make check" in that particular order. | |
38e3d868 | 142 | # If --enable-gold is used, "gold" may replace "ld". |
ddc8de03 | 143 | host_tools="texinfo flex bison binutils gas ld fixincludes gcc cgen sid sim gdb gprof etc expect dejagnu m4 utils guile fastjar gnattools libcc1" |
5d4a5ee6 | 144 | |
7743113b AG |
145 | # libgcj represents the runtime libraries only used by gcj. |
146 | libgcj="target-libffi \ | |
7743113b | 147 | target-zlib \ |
7743113b AG |
148 | target-libjava" |
149 | ||
6599da04 JM |
150 | # these libraries are built for the target environment, and are built after |
151 | # the host libraries and the host tools (which may be a cross compiler) | |
8499116a | 152 | # Note that libiberty is not a target library. |
291f172e | 153 | target_libraries="target-libgcc \ |
eff02e4f | 154 | target-libbacktrace \ |
5d4a5ee6 JL |
155 | target-libgloss \ |
156 | target-newlib \ | |
6d3b5aea | 157 | target-libgomp \ |
3038054c | 158 | target-libcilkrts \ |
5f520819 | 159 | target-liboffloadmic \ |
48310492 | 160 | target-libatomic \ |
0a35513e | 161 | target-libitm \ |
cb543528 | 162 | target-libstdc++-v3 \ |
f35db108 | 163 | target-libsanitizer \ |
2077db1b | 164 | target-libvtv \ |
77008252 | 165 | target-libssp \ |
1ec601bf | 166 | target-libquadmath \ |
6de9cd9a | 167 | target-libgfortran \ |
7cd0cf9c | 168 | target-boehm-gc \ |
77d187bc | 169 | ${libgcj} \ |
d9cdb878 | 170 | target-libobjc \ |
632e2a07 ILT |
171 | target-libada \ |
172 | target-libgo" | |
6599da04 | 173 | |
4dbda6f0 NN |
174 | # these tools are built using the target libraries, and are intended to |
175 | # run only in the target environment | |
6599da04 | 176 | # |
4dbda6f0 | 177 | # note: any program that *uses* libraries that are in the "target_libraries" |
1bcce263 | 178 | # list belongs in this list. |
6599da04 | 179 | # |
85bfb75e | 180 | target_tools="target-rda" |
6599da04 JM |
181 | |
182 | ################################################################################ | |
183 | ||
6599da04 JM |
184 | ## All tools belong in one of the four categories, and are assigned above |
185 | ## We assign ${configdirs} this way to remove all embedded newlines. This | |
186 | ## is important because configure will choke if they ever get through. | |
187 | ## ${configdirs} is directories we build using the host tools. | |
188 | ## ${target_configdirs} is directories we build using the target tools. | |
6599da04 | 189 | configdirs=`echo ${host_libs} ${host_tools}` |
4dbda6f0 | 190 | target_configdirs=`echo ${target_libraries} ${target_tools}` |
71b5d516 | 191 | build_configdirs=`echo ${build_libs} ${build_tools}` |
8b87bb96 | 192 | |
ac9e6043 | 193 | m4_divert_text([PARSE_ARGS], |
87841584 AM |
194 | [case $srcdir in |
195 | *" "*) | |
196 | m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl | |
197 | AC_MSG_ERROR([path to source, $srcdir, contains spaces]) | |
198 | m4_popdef([AS_MESSAGE_LOG_FD])dnl | |
199 | ;; | |
200 | esac | |
201 | ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'` | |
ac9e6043 RW |
202 | ]) |
203 | ||
6599da04 JM |
204 | ################################################################################ |
205 | ||
6599da04 JM |
206 | srcname="gnu development package" |
207 | ||
208 | # This gets set non-empty for some net releases of packages. | |
209 | appdirs="" | |
210 | ||
e1848dde NN |
211 | # Define is_cross_compiler to save on calls to 'test'. |
212 | is_cross_compiler= | |
213 | if test x"${host}" = x"${target}" ; then | |
214 | is_cross_compiler=no | |
215 | else | |
216 | is_cross_compiler=yes | |
217 | fi | |
218 | ||
b4acb5ef | 219 | # Find the build and target subdir names. |
8b87bb96 | 220 | GCC_TOPLEV_SUBDIRS |
0db770bd RW |
221 | # Be sure to cover against remnants of an in-tree build. |
222 | if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then | |
223 | AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}. | |
224 | Use a pristine source tree when building in a separate tree]) | |
225 | fi | |
f653f0ab | 226 | |
55380b08 NN |
227 | # Skipdirs are removed silently. |
228 | skipdirs= | |
229 | # Noconfigdirs are removed loudly. | |
230 | noconfigdirs="" | |
6599da04 | 231 | |
55380b08 NN |
232 | use_gnu_ld= |
233 | # Make sure we don't let GNU ld be added if we didn't want it. | |
234 | if test x$with_gnu_ld = xno ; then | |
235 | use_gnu_ld=no | |
5afab7ad | 236 | noconfigdirs="$noconfigdirs ld gold" |
6599da04 JM |
237 | fi |
238 | ||
55380b08 NN |
239 | use_gnu_as= |
240 | # Make sure we don't let GNU as be added if we didn't want it. | |
241 | if test x$with_gnu_as = xno ; then | |
242 | use_gnu_as=no | |
243 | noconfigdirs="$noconfigdirs gas" | |
6599da04 JM |
244 | fi |
245 | ||
d7f09764 DN |
246 | use_included_zlib= |
247 | # Make sure we don't let ZLIB be added if we didn't want it. | |
248 | if test x$with_system_zlib = xyes ; then | |
249 | use_included_zlib=no | |
250 | noconfigdirs="$noconfigdirs zlib" | |
251 | fi | |
252 | ||
55380b08 NN |
253 | # some tools are so dependent upon X11 that if we're not building with X, |
254 | # it's not even worth trying to configure, much less build, that tool. | |
6599da04 | 255 | |
55380b08 NN |
256 | case ${with_x} in |
257 | yes | "") ;; # the default value for this tree is that X11 is available | |
423ce3eb | 258 | no) |
b4f96efe | 259 | skipdirs="${skipdirs} tk itcl libgui" |
423ce3eb NN |
260 | # We won't be able to build gdbtk without X. |
261 | enable_gdbtk=no | |
262 | ;; | |
55380b08 NN |
263 | *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;; |
264 | esac | |
6599da04 | 265 | |
1bcce263 | 266 | # Some are only suitable for cross toolchains. |
95ddd785 NN |
267 | # Remove these if host=target. |
268 | cross_only="target-libgloss target-newlib target-opcodes" | |
6599da04 | 269 | |
55380b08 NN |
270 | case $is_cross_compiler in |
271 | no) skipdirs="${skipdirs} ${cross_only}" ;; | |
55380b08 | 272 | esac |
6599da04 | 273 | |
0c639b89 DD |
274 | # If both --with-headers and --with-libs are specified, default to |
275 | # --without-newlib. | |
9082a750 MR |
276 | if test x"${with_headers}" != x && test x"${with_headers}" != xno \ |
277 | && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
0c639b89 DD |
278 | if test x"${with_newlib}" = x ; then |
279 | with_newlib=no | |
280 | fi | |
281 | fi | |
282 | ||
283 | # Recognize --with-newlib/--without-newlib. | |
284 | case ${with_newlib} in | |
285 | no) skipdirs="${skipdirs} target-newlib" ;; | |
286 | yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;; | |
287 | esac | |
288 | ||
85c64bbe BS |
289 | AC_ARG_ENABLE(as-accelerator-for, |
290 | [AS_HELP_STRING([--enable-as-accelerator-for=ARG], | |
291 | [build as offload target compiler. | |
4b4f2e35 | 292 | Specify offload host triple by ARG])]) |
85c64bbe BS |
293 | |
294 | AC_ARG_ENABLE(offload-targets, | |
295 | [AS_HELP_STRING([--enable-offload-targets=LIST], | |
296 | [enable offloading to devices from comma-separated LIST of | |
297 | TARGET[=DIR]. Use optional path to find offload target compiler | |
298 | during the build])], | |
299 | [ | |
300 | if test x"$enable_offload_targets" = x; then | |
301 | AC_MSG_ERROR([no offload targets specified]) | |
302 | fi | |
303 | ], [enable_offload_targets=]) | |
304 | ||
21539e2e MK |
305 | # Handle --enable-gold, --enable-ld. |
306 | # --disable-gold [--enable-ld] | |
307 | # Build only ld. Default option. | |
9580395f L |
308 | # --enable-gold [--enable-ld] |
309 | # Build both gold and ld. Install gold as "ld.gold", install ld | |
310 | # as "ld.bfd" and "ld". | |
311 | # --enable-gold=default [--enable-ld] | |
21539e2e MK |
312 | # Build both gold and ld. Install gold as "ld.gold" and "ld", |
313 | # install ld as "ld.bfd". | |
314 | # --enable-gold[=default] --disable-ld | |
315 | # Build only gold, which is then installed as both "ld.gold" and "ld". | |
316 | # --enable-gold --enable-ld=default | |
9580395f L |
317 | # Build both gold (installed as "ld.gold") and ld (installed as "ld" |
318 | # and ld.bfd). | |
21539e2e MK |
319 | # In other words, ld is default |
320 | # --enable-gold=default --enable-ld=default | |
321 | # Error. | |
322 | ||
323 | default_ld= | |
5afab7ad | 324 | AC_ARG_ENABLE(gold, |
33e39b66 AS |
325 | [AS_HELP_STRING([[--enable-gold[=ARG]]], |
326 | [build gold @<:@ARG={default,yes,no}@:>@])], | |
5afab7ad ILT |
327 | ENABLE_GOLD=$enableval, |
328 | ENABLE_GOLD=no) | |
21539e2e MK |
329 | case "${ENABLE_GOLD}" in |
330 | yes|default) | |
38e3d868 RM |
331 | # Check for ELF target. |
332 | is_elf=no | |
333 | case "${target}" in | |
334 | *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \ | |
0e76460f | 335 | | *-*-linux* | *-*-gnu* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \ |
8c6d158a | 336 | | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \ |
ff4b7a7e | 337 | | *-*-solaris2* | *-*-nto* | *-*-nacl*) |
38e3d868 RM |
338 | case "${target}" in |
339 | *-*-linux*aout* | *-*-linux*oldld*) | |
340 | ;; | |
341 | *) | |
342 | is_elf=yes | |
343 | ;; | |
344 | esac | |
345 | esac | |
346 | ||
347 | if test "$is_elf" = "yes"; then | |
348 | # Check for target supported by gold. | |
5afab7ad | 349 | case "${target}" in |
7705dfd1 JY |
350 | i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-* \ |
351 | | aarch64*-*-* | tilegx*-*-*) | |
21539e2e MK |
352 | configdirs="$configdirs gold" |
353 | if test x${ENABLE_GOLD} = xdefault; then | |
354 | default_ld=gold | |
355 | fi | |
38e3d868 | 356 | ENABLE_GOLD=yes |
5afab7ad ILT |
357 | ;; |
358 | esac | |
38e3d868 RM |
359 | fi |
360 | ;; | |
361 | no) | |
362 | ;; | |
363 | *) | |
364 | AC_MSG_ERROR([invalid --enable-gold argument]) | |
365 | ;; | |
21539e2e MK |
366 | esac |
367 | ||
368 | AC_ARG_ENABLE(ld, | |
33e39b66 AS |
369 | [AS_HELP_STRING([[--enable-ld[=ARG]]], |
370 | [build ld @<:@ARG={default,yes,no}@:>@])], | |
21539e2e MK |
371 | ENABLE_LD=$enableval, |
372 | ENABLE_LD=yes) | |
373 | ||
374 | case "${ENABLE_LD}" in | |
375 | default) | |
9580395f | 376 | if test x${default_ld} != x; then |
21539e2e MK |
377 | AC_MSG_ERROR([either gold or ld can be the default ld]) |
378 | fi | |
379 | ;; | |
380 | yes) | |
381 | ;; | |
382 | no) | |
383 | if test x${ENABLE_GOLD} != xyes; then | |
384 | AC_MSG_WARN([neither ld nor gold are enabled]) | |
385 | fi | |
386 | configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'` | |
387 | ;; | |
388 | *) | |
389 | AC_MSG_ERROR([invalid --enable-ld argument]) | |
390 | ;; | |
391 | esac | |
5afab7ad | 392 | |
6599da04 JM |
393 | # Configure extra directories which are host specific |
394 | ||
395 | case "${host}" in | |
55380b08 | 396 | *-cygwin*) |
4977bab6 | 397 | configdirs="$configdirs libtermcap" ;; |
6599da04 JM |
398 | esac |
399 | ||
4fab7234 HPN |
400 | # A target can indicate whether a language isn't supported for some reason. |
401 | # Only spaces may be used in this macro; not newlines or tabs. | |
402 | unsupported_languages= | |
403 | ||
6599da04 JM |
404 | # Remove more programs from consideration, based on the host or |
405 | # target this usually means that a port of the program doesn't | |
406 | # exist yet. | |
407 | ||
6599da04 | 408 | case "${host}" in |
111eeb6e | 409 | i[[3456789]]86-*-msdosdjgpp*) |
c9bdb152 | 410 | noconfigdirs="$noconfigdirs tcl tk itcl" |
5d4a5ee6 | 411 | ;; |
6599da04 JM |
412 | esac |
413 | ||
6de9cd9a | 414 | |
87e6d9dc TB |
415 | AC_ARG_ENABLE(libquadmath, |
416 | AS_HELP_STRING([--disable-libquadmath], | |
417 | [do not build libquadmath directory]), | |
418 | ENABLE_LIBQUADMATH=$enableval, | |
419 | ENABLE_LIBQUADMATH=yes) | |
420 | if test "${ENABLE_LIBQUADMATH}" = "no" ; then | |
421 | noconfigdirs="$noconfigdirs target-libquadmath" | |
422 | fi | |
423 | ||
424 | ||
425 | AC_ARG_ENABLE(libquadmath-support, | |
426 | AS_HELP_STRING([--disable-libquadmath-support], | |
427 | [disable libquadmath support for Fortran]), | |
428 | ENABLE_LIBQUADMATH_SUPPORT=$enableval, | |
429 | ENABLE_LIBQUADMATH_SUPPORT=yes) | |
430 | enable_libquadmath_support= | |
431 | if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then | |
432 | enable_libquadmath_support=no | |
433 | fi | |
434 | ||
435 | ||
d9cdb878 | 436 | AC_ARG_ENABLE(libada, |
33e39b66 | 437 | [AS_HELP_STRING([--enable-libada], [build libada directory])], |
d9cdb878 AC |
438 | ENABLE_LIBADA=$enableval, |
439 | ENABLE_LIBADA=yes) | |
440 | if test "${ENABLE_LIBADA}" != "yes" ; then | |
5395b47b | 441 | noconfigdirs="$noconfigdirs gnattools" |
d9cdb878 AC |
442 | fi |
443 | ||
ef0087a7 | 444 | AC_ARG_ENABLE(libssp, |
33e39b66 | 445 | [AS_HELP_STRING([--enable-libssp], [build libssp directory])], |
ef0087a7 KH |
446 | ENABLE_LIBSSP=$enableval, |
447 | ENABLE_LIBSSP=yes) | |
ef0087a7 | 448 | |
2588b26e RM |
449 | AC_ARG_ENABLE(libstdcxx, |
450 | AS_HELP_STRING([--disable-libstdcxx], | |
451 | [do not build libstdc++-v3 directory]), | |
452 | ENABLE_LIBSTDCXX=$enableval, | |
453 | ENABLE_LIBSTDCXX=default) | |
454 | [if test "${ENABLE_LIBSTDCXX}" = "no" ; then | |
1007a55c | 455 | noconfigdirs="$noconfigdirs target-libstdc++-v3" |
2588b26e RM |
456 | fi] |
457 | ||
5f520819 KY |
458 | # If this is accelerator compiler and its target is intelmic we enable |
459 | # target liboffloadmic by default. If this is compiler with offloading | |
460 | # for intelmic we enable host liboffloadmic by default. Otherwise | |
461 | # liboffloadmic is disabled by default. | |
462 | AC_ARG_ENABLE([liboffloadmic], | |
463 | AC_HELP_STRING([[--enable-liboffloadmic[=ARG]]], | |
464 | [build liboffloadmic @<:@ARG={no,host,target}@:>@]), | |
465 | [case "$enableval" in | |
466 | no | host | target) | |
467 | enable_liboffloadmic=$enableval ;; | |
468 | *) | |
469 | AC_MSG_ERROR([--enable-liboffloadmic=no/host/target]) ;; | |
470 | esac], | |
4b4f2e35 | 471 | [if test x"$enable_as_accelerator_for" != x; then |
5f520819 KY |
472 | case "${target}" in |
473 | *-intelmic-* | *-intelmicemul-*) | |
474 | enable_liboffloadmic=target | |
475 | extra_liboffloadmic_configure_flags="--enable-liboffloadmic=target" | |
476 | ;; | |
477 | *) | |
478 | enable_liboffloadmic=no | |
479 | ;; | |
480 | esac | |
481 | else | |
482 | case "${enable_offload_targets}" in | |
483 | *-intelmic-* | *-intelmicemul-*) | |
484 | enable_liboffloadmic=host | |
485 | extra_liboffloadmic_configure_flags="--enable-liboffloadmic=host" | |
486 | ;; | |
487 | *) | |
488 | enable_liboffloadmic=no | |
489 | ;; | |
490 | esac | |
491 | fi]) | |
492 | AC_SUBST(extra_liboffloadmic_configure_flags) | |
493 | ||
8343765d AO |
494 | # Save it here so that, even in case of --enable-libgcj, if the Java |
495 | # front-end isn't enabled, we still get libgcj disabled. | |
496 | libgcj_saved=$libgcj | |
497 | case $enable_libgcj in | |
498 | yes) | |
499 | # If we reset it here, it won't get added to noconfigdirs in the | |
500 | # target-specific build rules, so it will be forcibly enabled | |
501 | # (unless the Java language itself isn't enabled). | |
502 | libgcj= | |
503 | ;; | |
504 | no) | |
505 | # Make sure we get it printed in the list of not supported target libs. | |
4da3b0f8 ILT |
506 | # Don't disable libffi, though, other languages use it. |
507 | noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`" | |
d479b128 ILT |
508 | # Clear libgcj_saved so that even if java is enabled libffi won't be |
509 | # built. | |
510 | libgcj_saved= | |
8343765d AO |
511 | ;; |
512 | esac | |
513 | ||
a4a2c37d MK |
514 | AC_ARG_ENABLE(static-libjava, |
515 | [AS_HELP_STRING([[--enable-static-libjava[=ARG]]], | |
516 | [build static libjava @<:@default=no@:>@])], | |
517 | ENABLE_STATIC_LIBJAVA=$enableval, | |
518 | ENABLE_STATIC_LIBJAVA=no) | |
519 | enable_static_libjava= | |
520 | if test "${ENABLE_STATIC_LIBJAVA}" = "yes" ; then | |
521 | enable_static_libjava=yes | |
522 | fi | |
523 | ||
524 | if test x$enable_static_libjava != xyes ; then | |
525 | EXTRA_CONFIGARGS_LIBJAVA=--disable-static | |
526 | fi | |
527 | AC_SUBST(EXTRA_CONFIGARGS_LIBJAVA) | |
6de9cd9a | 528 | |
27079765 AH |
529 | # Disable libgomp on non POSIX hosted systems. |
530 | if test x$enable_libgomp = x ; then | |
953ff289 DN |
531 | # Enable libgomp by default on hosted POSIX systems. |
532 | case "${target}" in | |
416ac4d4 | 533 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) |
953ff289 | 534 | ;; |
8c6d158a | 535 | *-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly*) |
953ff289 | 536 | ;; |
b24513a1 | 537 | *-*-solaris2* | *-*-hpux11*) |
953ff289 | 538 | ;; |
cac90078 | 539 | *-*-darwin* | *-*-aix*) |
953ff289 DN |
540 | ;; |
541 | *) | |
542 | noconfigdirs="$noconfigdirs target-libgomp" | |
543 | ;; | |
544 | esac | |
27079765 | 545 | fi |
953ff289 | 546 | |
48310492 RH |
547 | # Disable libatomic on unsupported systems. |
548 | if test -d ${srcdir}/libatomic; then | |
549 | if test x$enable_libatomic = x; then | |
550 | AC_MSG_CHECKING([for libatomic support]) | |
551 | if (srcdir=${srcdir}/libatomic; \ | |
552 | . ${srcdir}/configure.tgt; \ | |
553 | test -n "$UNSUPPORTED") | |
554 | then | |
555 | AC_MSG_RESULT([no]) | |
556 | noconfigdirs="$noconfigdirs target-libatomic" | |
557 | else | |
558 | AC_MSG_RESULT([yes]) | |
559 | fi | |
560 | fi | |
561 | fi | |
562 | ||
3038054c BI |
563 | # Disable libcilkrts on unsupported systems. |
564 | if test -d ${srcdir}/libcilkrts; then | |
565 | if test x$enable_libcilkrts = x; then | |
566 | AC_MSG_CHECKING([for libcilkrts support]) | |
567 | if (srcdir=${srcdir}/libcilkrts; \ | |
568 | . ${srcdir}/configure.tgt; \ | |
569 | test -n "$UNSUPPORTED") | |
570 | then | |
571 | AC_MSG_RESULT([no]) | |
572 | noconfigdirs="$noconfigdirs target-libcilkrts" | |
573 | else | |
574 | AC_MSG_RESULT([yes]) | |
575 | fi | |
576 | fi | |
577 | fi | |
578 | ||
5f520819 KY |
579 | # Disable liboffloadmic on unsupported systems. |
580 | if test -d ${srcdir}/liboffloadmic; then | |
581 | if test x$enable_liboffloadmic != xno; then | |
582 | AC_MSG_CHECKING([for liboffloadmic support]) | |
583 | if (srcdir=${srcdir}/liboffloadmic; \ | |
584 | . ${srcdir}/configure.tgt; \ | |
585 | test -n "$UNSUPPORTED") | |
586 | then | |
587 | AC_MSG_RESULT([no]) | |
588 | noconfigdirs="$noconfigdirs target-liboffloadmic" | |
589 | else | |
590 | AC_MSG_RESULT([yes]) | |
591 | fi | |
592 | fi | |
593 | fi | |
594 | ||
e948157d RH |
595 | # Disable libitm on unsupported systems. |
596 | if test -d ${srcdir}/libitm; then | |
597 | if test x$enable_libitm = x; then | |
598 | AC_MSG_CHECKING([for libitm support]) | |
599 | if (srcdir=${srcdir}/libitm; \ | |
600 | . ${srcdir}/configure.tgt; \ | |
601 | test -n "$UNSUPPORTED") | |
602 | then | |
603 | AC_MSG_RESULT([no]) | |
604 | noconfigdirs="$noconfigdirs target-libitm" | |
605 | else | |
606 | AC_MSG_RESULT([yes]) | |
607 | fi | |
608 | fi | |
0a35513e AH |
609 | fi |
610 | ||
93bf5390 RH |
611 | # Disable libsanitizer on unsupported systems. |
612 | if test -d ${srcdir}/libsanitizer; then | |
613 | if test x$enable_libsanitizer = x; then | |
614 | AC_MSG_CHECKING([for libsanitizer support]) | |
615 | if (srcdir=${srcdir}/libsanitizer; \ | |
616 | . ${srcdir}/configure.tgt; \ | |
617 | test -n "$UNSUPPORTED") | |
618 | then | |
619 | AC_MSG_RESULT([no]) | |
620 | noconfigdirs="$noconfigdirs target-libsanitizer" | |
621 | else | |
622 | AC_MSG_RESULT([yes]) | |
623 | fi | |
624 | fi | |
625 | fi | |
626 | ||
2077db1b CT |
627 | # Disable libvtv on unsupported systems. |
628 | if test -d ${srcdir}/libvtv; then | |
629 | if test x$enable_libvtv = x; then | |
630 | AC_MSG_CHECKING([for libvtv support]) | |
631 | if (srcdir=${srcdir}/libvtv; \ | |
632 | . ${srcdir}/configure.tgt; \ | |
1e74b850 | 633 | test "$VTV_SUPPORTED" != "yes") |
2077db1b CT |
634 | then |
635 | AC_MSG_RESULT([no]) | |
636 | noconfigdirs="$noconfigdirs target-libvtv" | |
637 | else | |
638 | AC_MSG_RESULT([yes]) | |
639 | fi | |
640 | fi | |
641 | fi | |
642 | ||
d7a29167 DE |
643 | # Disable libquadmath for some systems. |
644 | case "${target}" in | |
e7fae550 DE |
645 | avr-*-*) |
646 | noconfigdirs="$noconfigdirs target-libquadmath" | |
647 | ;; | |
d7a29167 DE |
648 | # libquadmath is unused on AIX and libquadmath build process use of |
649 | # LD_LIBRARY_PATH can break AIX bootstrap. | |
650 | powerpc-*-aix* | rs6000-*-aix*) | |
651 | noconfigdirs="$noconfigdirs target-libquadmath" | |
652 | ;; | |
653 | esac | |
654 | ||
1e9e0e23 JM |
655 | # Disable libssp for some systems. |
656 | case "${target}" in | |
657 | avr-*-*) | |
b318fb4b | 658 | # No hosted I/O support. |
1e9e0e23 JM |
659 | noconfigdirs="$noconfigdirs target-libssp" |
660 | ;; | |
661 | powerpc-*-aix* | rs6000-*-aix*) | |
662 | noconfigdirs="$noconfigdirs target-libssp" | |
663 | ;; | |
85b8555e DD |
664 | rl78-*-*) |
665 | # libssp uses a misaligned load to trigger a fault, but the RL78 | |
666 | # doesn't fault for those - instead, it gives a build-time error | |
667 | # for explicit misaligned loads. | |
668 | noconfigdirs="$noconfigdirs target-libssp" | |
669 | ;; | |
0969ec7d EB |
670 | visium-*-*) |
671 | # No hosted I/O support. | |
672 | noconfigdirs="$noconfigdirs target-libssp" | |
673 | ;; | |
1e9e0e23 JM |
674 | esac |
675 | ||
1e9e0e23 | 676 | # Disable libstdc++-v3 for some systems. |
2588b26e RM |
677 | # Allow user to override this if they pass --enable-libstdc++-v3 |
678 | if test "${ENABLE_LIBSTDCXX}" = "default" ; then | |
679 | case "${target}" in | |
680 | *-*-vxworks*) | |
681 | # VxWorks uses the Dinkumware C++ library. | |
682 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
683 | ;; | |
684 | arm*-wince-pe*) | |
685 | # the C++ libraries don't build on top of CE's C libraries | |
686 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
687 | ;; | |
688 | avr-*-*) | |
689 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
690 | ;; | |
691 | esac | |
692 | fi | |
1e9e0e23 JM |
693 | |
694 | # Disable Fortran for some systems. | |
695 | case "${target}" in | |
696 | mmix-*-*) | |
697 | # See <http://gcc.gnu.org/ml/gcc-patches/2004-11/msg00572.html>. | |
698 | unsupported_languages="$unsupported_languages fortran" | |
699 | ;; | |
700 | esac | |
701 | ||
80f81134 | 702 | # Disable Java if libffi is not supported. |
2909494b | 703 | case "${target}" in |
eb7062cf AS |
704 | aarch64-*-*) |
705 | ;; | |
80f81134 JM |
706 | alpha*-*-*) |
707 | ;; | |
708 | arm*-*-*) | |
709 | ;; | |
710 | cris-*-*) | |
711 | ;; | |
712 | frv-*-*) | |
713 | ;; | |
714 | hppa*-*-linux*) | |
715 | ;; | |
716 | hppa*-*-hpux*) | |
717 | ;; | |
718 | i?86-*-*) | |
719 | ;; | |
720 | ia64*-*-*) | |
721 | ;; | |
722 | m32r*-*-*) | |
723 | ;; | |
724 | m68k-*-*) | |
725 | ;; | |
b24513a1 | 726 | mips*-*-rtems*) |
80f81134 JM |
727 | ;; |
728 | mips*-*-linux*) | |
729 | ;; | |
730 | powerpc*-*-linux*) | |
731 | ;; | |
732 | powerpc-*-darwin*) | |
733 | ;; | |
734 | powerpc-*-aix* | rs6000-*-aix*) | |
735 | ;; | |
736 | powerpc-*-freebsd*) | |
737 | ;; | |
738 | powerpc64-*-freebsd*) | |
739 | ;; | |
740 | powerpc*-*-rtems*) | |
2909494b | 741 | ;; |
80f81134 JM |
742 | s390-*-* | s390x-*-*) |
743 | ;; | |
744 | sh-*-* | sh[[34]]*-*-*) | |
745 | ;; | |
746 | sh64-*-* | sh5*-*-*) | |
747 | ;; | |
748 | sparc*-*-*) | |
749 | ;; | |
750 | x86_64-*-*) | |
751 | ;; | |
752 | *-*-*) | |
753 | unsupported_languages="$unsupported_languages java" | |
754 | ;; | |
755 | esac | |
756 | ||
757 | # Disable Java, libgcj or related libraries for some systems. | |
758 | case "${target}" in | |
2909494b JM |
759 | powerpc-*-darwin*) |
760 | ;; | |
761 | i[[3456789]]86-*-darwin*) | |
762 | ;; | |
763 | x86_64-*-darwin[[912]]*) | |
764 | ;; | |
765 | *-*-darwin*) | |
766 | noconfigdirs="$noconfigdirs ${libgcj}" | |
767 | ;; | |
2909494b JM |
768 | *-*-netware*) |
769 | noconfigdirs="$noconfigdirs ${libgcj}" | |
770 | ;; | |
771 | *-*-rtems*) | |
772 | noconfigdirs="$noconfigdirs ${libgcj}" | |
773 | ;; | |
774 | *-*-tpf*) | |
775 | noconfigdirs="$noconfigdirs ${libgcj}" | |
776 | ;; | |
777 | *-*-uclinux*) | |
778 | noconfigdirs="$noconfigdirs ${libgcj}" | |
779 | ;; | |
780 | *-*-vxworks*) | |
781 | noconfigdirs="$noconfigdirs ${libgcj}" | |
782 | ;; | |
2909494b JM |
783 | alpha*-*-*vms*) |
784 | noconfigdirs="$noconfigdirs ${libgcj}" | |
785 | ;; | |
80f81134 | 786 | arm-wince-pe) |
2909494b JM |
787 | noconfigdirs="$noconfigdirs ${libgcj}" |
788 | ;; | |
2909494b JM |
789 | arm*-*-symbianelf*) |
790 | noconfigdirs="$noconfigdirs ${libgcj}" | |
791 | ;; | |
2909494b | 792 | bfin-*-*) |
2909494b JM |
793 | noconfigdirs="$noconfigdirs target-boehm-gc" |
794 | ;; | |
2909494b JM |
795 | cris-*-* | crisv32-*-*) |
796 | unsupported_languages="$unsupported_languages java" | |
797 | case "${target}" in | |
798 | *-*-linux*) | |
799 | ;; | |
800 | *) # See PR46792 regarding target-libffi. | |
801 | noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";; | |
802 | esac | |
803 | ;; | |
2909494b JM |
804 | hppa*64*-*-linux*) |
805 | # In this case, it's because the hppa64-linux target is for | |
806 | # the kernel only at this point and has no libc, and thus no | |
807 | # headers, crt*.o, etc., all of which are needed by these. | |
fddf9ee7 | 808 | unsupported_languages="$unsupported_languages java" |
2909494b | 809 | ;; |
fddf9ee7 | 810 | hppa*64*-*-hpux*) |
2909494b JM |
811 | noconfigdirs="$noconfigdirs ${libgcj}" |
812 | ;; | |
813 | hppa*-hp-hpux11*) | |
814 | ;; | |
fddf9ee7 | 815 | hppa*-*-hpux*) |
2909494b JM |
816 | # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't |
817 | # build on HP-UX 10.20. | |
818 | noconfigdirs="$noconfigdirs ${libgcj}" | |
819 | ;; | |
2909494b JM |
820 | ia64*-*-*vms*) |
821 | noconfigdirs="$noconfigdirs ${libgcj}" | |
822 | ;; | |
2909494b JM |
823 | i[[3456789]]86-w64-mingw*) |
824 | noconfigdirs="$noconfigdirs ${libgcj}" | |
825 | ;; | |
826 | i[[3456789]]86-*-mingw*) | |
827 | noconfigdirs="$noconfigdirs ${libgcj}" | |
828 | ;; | |
829 | x86_64-*-mingw*) | |
830 | noconfigdirs="$noconfigdirs ${libgcj}" | |
831 | ;; | |
2909494b JM |
832 | mmix-*-*) |
833 | noconfigdirs="$noconfigdirs target-libffi target-boehm-gc" | |
2909494b JM |
834 | ;; |
835 | powerpc-*-aix*) | |
836 | # copied from rs6000-*-* entry | |
837 | noconfigdirs="$noconfigdirs ${libgcj}" | |
838 | ;; | |
2909494b JM |
839 | rs6000-*-aix*) |
840 | noconfigdirs="$noconfigdirs ${libgcj}" | |
841 | ;; | |
2909494b JM |
842 | *-*-lynxos*) |
843 | noconfigdirs="$noconfigdirs ${libgcj}" | |
1335a8ca | 844 | ;; |
2909494b JM |
845 | esac |
846 | ||
1335a8ca JBG |
847 | # Disable the go frontend on systems where it is known to not work. Please keep |
848 | # this in sync with contrib/config-list.mk. | |
74cc5471 ILT |
849 | case "${target}" in |
850 | *-*-darwin* | *-*-cygwin* | *-*-mingw* | *-*-aix*) | |
851 | unsupported_languages="$unsupported_languages go" | |
852 | ;; | |
853 | esac | |
854 | ||
cdbc9e92 ILT |
855 | # Disable libgo for some systems where it is known to not work. |
856 | # For testing, you can easily override this with --enable-libgo. | |
857 | if test x$enable_libgo = x; then | |
858 | case "${target}" in | |
859 | *-*-darwin*) | |
860 | # PR 46986 | |
861 | noconfigdirs="$noconfigdirs target-libgo" | |
862 | ;; | |
863 | *-*-cygwin* | *-*-mingw*) | |
864 | noconfigdirs="$noconfigdirs target-libgo" | |
865 | ;; | |
866 | *-*-aix*) | |
867 | noconfigdirs="$noconfigdirs target-libgo" | |
868 | ;; | |
869 | esac | |
870 | fi | |
871 | ||
c03353e2 RIL |
872 | # Default libgloss CPU subdirectory. |
873 | libgloss_dir="$target_cpu" | |
6de9cd9a | 874 | |
fbcf0dca JM |
875 | case "${target}" in |
876 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) | |
877 | libgloss_dir=wince | |
878 | ;; | |
4dddfc74 YZ |
879 | aarch64*-*-* ) |
880 | libgloss_dir=aarch64 | |
881 | ;; | |
fbcf0dca JM |
882 | arm*-*-*) |
883 | libgloss_dir=arm | |
884 | ;; | |
885 | cris-*-* | crisv32-*-*) | |
886 | libgloss_dir=cris | |
887 | ;; | |
888 | hppa*-*-*) | |
889 | libgloss_dir=pa | |
890 | ;; | |
891 | i[[3456789]]86-*-*) | |
892 | libgloss_dir=i386 | |
893 | ;; | |
894 | m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*) | |
895 | libgloss_dir=m68hc11 | |
896 | ;; | |
897 | m68*-*-* | fido-*-*) | |
898 | libgloss_dir=m68k | |
899 | ;; | |
900 | mips*-*-*) | |
901 | libgloss_dir=mips | |
902 | ;; | |
903 | powerpc*-*-*) | |
904 | libgloss_dir=rs6000 | |
905 | ;; | |
906 | sparc*-*-*) | |
907 | libgloss_dir=sparc | |
908 | ;; | |
909 | esac | |
910 | ||
6a789d5e | 911 | # Disable newlib and libgloss for various target OSes. |
6599da04 | 912 | case "${target}" in |
6a789d5e JM |
913 | alpha*-dec-osf*) |
914 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
915 | ;; | |
916 | i[[3456789]]86-*-linux*) | |
917 | # This section makes it possible to build newlib natively on linux. | |
918 | # If we are using a cross compiler then don't configure newlib. | |
919 | if test x${is_cross_compiler} != xno ; then | |
920 | noconfigdirs="$noconfigdirs target-newlib" | |
921 | fi | |
922 | noconfigdirs="$noconfigdirs target-libgloss" | |
923 | # If we are not using a cross compiler, do configure newlib. | |
924 | # Note however, that newlib will only be configured in this situation | |
925 | # if the --with-newlib option has been given, because otherwise | |
926 | # 'target-newlib' will appear in skipdirs. | |
927 | ;; | |
928 | i[[3456789]]86-*-rdos*) | |
929 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
930 | ;; | |
931 | sh*-*-pe|mips*-*-pe|arm-wince-pe) | |
932 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
933 | ;; | |
934 | sparc-*-sunos4*) | |
935 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
936 | ;; | |
937 | *-*-aix*) | |
938 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
939 | ;; | |
940 | *-*-beos*) | |
941 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
942 | ;; | |
3fa03ff9 | 943 | *-*-chorusos) |
0036370f | 944 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
3fa03ff9 | 945 | ;; |
6a789d5e JM |
946 | *-*-dragonfly*) |
947 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
948 | ;; | |
949 | *-*-freebsd*) | |
950 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
951 | ;; | |
952 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) | |
953 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
954 | ;; | |
955 | *-*-lynxos*) | |
956 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
957 | ;; | |
958 | *-*-mingw*) | |
959 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
960 | ;; | |
961 | *-*-netbsd*) | |
962 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
963 | ;; | |
964 | *-*-netware*) | |
965 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
966 | ;; | |
967 | *-*-tpf*) | |
968 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
969 | ;; | |
970 | *-*-uclinux*) | |
971 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
972 | ;; | |
973 | *-*-vxworks*) | |
974 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
975 | ;; | |
976 | esac | |
977 | ||
978 | case "${target}" in | |
979 | *-*-chorusos) | |
980 | ;; | |
75eeae1a | 981 | powerpc-*-darwin*) |
e1514c3f | 982 | noconfigdirs="$noconfigdirs ld gas gdb gprof" |
9c8f9ec2 | 983 | noconfigdirs="$noconfigdirs sim target-rda" |
940cde4d | 984 | ;; |
354ebf88 RW |
985 | i[[3456789]]86-*-darwin*) |
986 | noconfigdirs="$noconfigdirs ld gprof" | |
987 | noconfigdirs="$noconfigdirs sim target-rda" | |
988 | ;; | |
989 | x86_64-*-darwin[[912]]*) | |
0db3a858 TG |
990 | noconfigdirs="$noconfigdirs ld gas gprof" |
991 | noconfigdirs="$noconfigdirs sim target-rda" | |
992 | ;; | |
42c1cd8a AT |
993 | *-*-darwin*) |
994 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
995 | noconfigdirs="$noconfigdirs sim target-rda" | |
42c1cd8a | 996 | ;; |
8c6d158a | 997 | *-*-dragonfly*) |
8c6d158a | 998 | ;; |
c3f84f61 | 999 | *-*-freebsd*) |
6de9cd9a DN |
1000 | if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \ |
1001 | && test -f /usr/local/include/gmp.h; then | |
1002 | with_gmp=/usr/local | |
1003 | fi | |
6de9cd9a | 1004 | ;; |
ef4e7569 US |
1005 | *-*-kaos*) |
1006 | # Remove unsupported stuff on all kaOS configurations. | |
ef4e7569 US |
1007 | noconfigdirs="$noconfigdirs target-libgloss" |
1008 | ;; | |
51584787 | 1009 | *-*-netbsd*) |
51584787 | 1010 | ;; |
61fec9ff | 1011 | *-*-netware*) |
6599da04 | 1012 | ;; |
3fbc0b70 | 1013 | *-*-rtems*) |
2909494b | 1014 | noconfigdirs="$noconfigdirs target-libgloss" |
74ae587e JBG |
1015 | # this is not caught below because this stanza matches earlier |
1016 | case $target in | |
1017 | or1k*-*-*) noconfigdirs="$noconfigdirs gdb" ;; | |
1018 | esac | |
3fbc0b70 | 1019 | ;; |
a8ba31f2 EC |
1020 | # The tpf target doesn't support gdb yet. |
1021 | *-*-tpf*) | |
6a789d5e | 1022 | noconfigdirs="$noconfigdirs gdb tcl tk libgui itcl" |
a8ba31f2 | 1023 | ;; |
5785c0ed | 1024 | *-*-uclinux*) |
6a789d5e | 1025 | noconfigdirs="$noconfigdirs target-rda" |
5785c0ed | 1026 | ;; |
6599da04 | 1027 | *-*-vxworks*) |
6599da04 | 1028 | ;; |
b104e095 | 1029 | alpha*-dec-osf*) |
603606e7 | 1030 | # ld works, but does not support shared libraries. |
6599da04 | 1031 | # gas doesn't generate exception information. |
6a789d5e | 1032 | noconfigdirs="$noconfigdirs gas ld" |
6599da04 JM |
1033 | ;; |
1034 | alpha*-*-*vms*) | |
2909494b | 1035 | noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss" |
6599da04 JM |
1036 | ;; |
1037 | alpha*-*-*) | |
1038 | # newlib is not 64 bit ready | |
2909494b | 1039 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
6599da04 | 1040 | ;; |
3a685f6f | 1041 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) |
b4f96efe | 1042 | noconfigdirs="$noconfigdirs tcl tk itcl libgui sim" |
3a685f6f | 1043 | ;; |
53426f6c | 1044 | arc-*-*|arceb-*-*) |
ebb9f8b0 | 1045 | noconfigdirs="$noconfigdirs target-libgloss" |
d207ebef | 1046 | ;; |
6599da04 | 1047 | arm-*-pe*) |
2909494b | 1048 | noconfigdirs="$noconfigdirs target-libgloss" |
6599da04 | 1049 | ;; |
5d4a5ee6 | 1050 | arm-*-riscix*) |
0036370f | 1051 | noconfigdirs="$noconfigdirs ld target-libgloss" |
5d4a5ee6 | 1052 | ;; |
b588ae30 GJL |
1053 | avr-*-rtems*) |
1054 | ;; | |
1055 | avr-*-*) | |
1056 | if test x${with_avrlibc} != xno; then | |
1057 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
1058 | fi | |
1059 | ;; | |
a5a438f5 | 1060 | c4x-*-* | tic4x-*-*) |
0036370f | 1061 | noconfigdirs="$noconfigdirs target-libgloss" |
ab50d72b | 1062 | ;; |
0036370f JM |
1063 | tic54x-*-*) |
1064 | noconfigdirs="$noconfigdirs target-libgloss gdb" | |
ab50d72b | 1065 | ;; |
6599da04 | 1066 | d10v-*-*) |
0036370f | 1067 | noconfigdirs="$noconfigdirs target-libgloss" |
d207ebef JM |
1068 | ;; |
1069 | d30v-*-*) | |
0036370f | 1070 | noconfigdirs="$noconfigdirs gdb" |
6599da04 | 1071 | ;; |
09b5f8bf | 1072 | fr30-*-elf*) |
2909494b | 1073 | noconfigdirs="$noconfigdirs gdb" |
09b5f8bf | 1074 | ;; |
55f2d967 | 1075 | moxie-*-*) |
55f2d967 AG |
1076 | noconfigdirs="$noconfigdirs gprof" |
1077 | ;; | |
ab50d72b | 1078 | h8300*-*-*) |
2909494b | 1079 | noconfigdirs="$noconfigdirs target-libgloss" |
ab50d72b | 1080 | ;; |
6599da04 | 1081 | h8500-*-*) |
0036370f | 1082 | noconfigdirs="$noconfigdirs target-libgloss" |
6599da04 | 1083 | ;; |
9d069a4f | 1084 | hppa1.1-*-osf* | hppa1.1-*-bsd* ) |
9d069a4f | 1085 | ;; |
4569f85e | 1086 | hppa*64*-*-linux*) |
cdbff0ab | 1087 | ;; |
56f8587a | 1088 | hppa*-*-linux*) |
3e732ba0 | 1089 | ;; |
6599da04 | 1090 | hppa*-*-*elf* | \ |
bae29210 | 1091 | hppa*-*-lites* | \ |
66350331 | 1092 | hppa*-*-openbsd* | \ |
bae29210 | 1093 | hppa*64*-*-*) |
6599da04 | 1094 | ;; |
2a332582 | 1095 | hppa*-hp-hpux11*) |
1bcce263 | 1096 | noconfigdirs="$noconfigdirs ld" |
2a332582 | 1097 | ;; |
c03353e2 | 1098 | hppa*-*-pro*) |
c03353e2 | 1099 | ;; |
6599da04 | 1100 | hppa*-*-*) |
2909494b | 1101 | noconfigdirs="$noconfigdirs ld" |
d207ebef | 1102 | ;; |
fb87ad5d | 1103 | i960-*-*) |
0036370f | 1104 | noconfigdirs="$noconfigdirs gdb" |
fb87ad5d | 1105 | ;; |
d207ebef JM |
1106 | ia64*-*-elf*) |
1107 | # No gdb support yet. | |
1bcce263 | 1108 | noconfigdirs="$noconfigdirs readline libgui itcl gdb" |
d207ebef | 1109 | ;; |
ab50d72b | 1110 | ia64*-**-hpux*) |
5a2931d1 | 1111 | # No ld support yet. |
2909494b | 1112 | noconfigdirs="$noconfigdirs libgui itcl ld" |
ab50d72b | 1113 | ;; |
52535a64 | 1114 | ia64*-*-*vms*) |
091fe9ca TG |
1115 | # No ld support yet. |
1116 | noconfigdirs="$noconfigdirs libgui itcl ld" | |
52535a64 | 1117 | ;; |
ef4c4300 | 1118 | i[[3456789]]86-w64-mingw*) |
ef4c4300 KT |
1119 | ;; |
1120 | i[[3456789]]86-*-mingw*) | |
b91f0a41 | 1121 | target_configdirs="$target_configdirs target-winsup" |
5d571eaa | 1122 | ;; |
d207ebef JM |
1123 | *-*-cygwin*) |
1124 | target_configdirs="$target_configdirs target-libtermcap target-winsup" | |
1bcce263 | 1125 | noconfigdirs="$noconfigdirs target-libgloss" |
801e2270 | 1126 | # always build newlib if winsup directory is present. |
b91f0a41 | 1127 | if test -d "$srcdir/winsup/cygwin"; then |
801e2270 | 1128 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` |
c8e6cd41 | 1129 | elif test -d "$srcdir/newlib"; then |
b91f0a41 | 1130 | echo "Warning: winsup/cygwin is missing so newlib can't be built." |
801e2270 | 1131 | fi |
5d571eaa | 1132 | ;; |
f2a0e225 | 1133 | i[[3456789]]86-*-pe) |
ebb9f8b0 | 1134 | noconfigdirs="$noconfigdirs target-libgloss" |
6599da04 | 1135 | ;; |
f2a0e225 | 1136 | i[[3456789]]86-*-sco3.2v5*) |
6599da04 JM |
1137 | # The linker does not yet know about weak symbols in COFF, |
1138 | # and is not configured to handle mixed ELF and COFF. | |
0036370f | 1139 | noconfigdirs="$noconfigdirs ld target-libgloss" |
6599da04 | 1140 | ;; |
f2a0e225 | 1141 | i[[3456789]]86-*-sco*) |
0036370f | 1142 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
6599da04 | 1143 | ;; |
fbdd5d87 | 1144 | i[[3456789]]86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*) |
7c01b2b5 | 1145 | noconfigdirs="$noconfigdirs target-libgloss" |
6599da04 | 1146 | ;; |
f2a0e225 | 1147 | i[[3456789]]86-*-sysv4*) |
0036370f | 1148 | noconfigdirs="$noconfigdirs target-libgloss" |
6599da04 | 1149 | ;; |
f2a0e225 | 1150 | i[[3456789]]86-*-beos*) |
6a789d5e | 1151 | noconfigdirs="$noconfigdirs gdb" |
3aa83176 | 1152 | ;; |
d1f8db0c | 1153 | i[[3456789]]86-*-rdos*) |
6a789d5e | 1154 | noconfigdirs="$noconfigdirs gdb" |
c03353e2 | 1155 | ;; |
d344dce9 | 1156 | mmix-*-*) |
2909494b | 1157 | noconfigdirs="$noconfigdirs gdb" |
d344dce9 | 1158 | ;; |
ab34901f | 1159 | mt-*-*) |
79dd769c AH |
1160 | noconfigdirs="$noconfigdirs sim" |
1161 | ;; | |
6599da04 JM |
1162 | powerpc-*-aix*) |
1163 | # copied from rs6000-*-* entry | |
6a789d5e | 1164 | noconfigdirs="$noconfigdirs gprof" |
6599da04 | 1165 | ;; |
4569f85e | 1166 | powerpc*-*-winnt* | powerpc*-*-pe*) |
6599da04 | 1167 | target_configdirs="$target_configdirs target-winsup" |
0036370f | 1168 | noconfigdirs="$noconfigdirs gdb tcl tk target-libgloss itcl" |
6599da04 JM |
1169 | # always build newlib. |
1170 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` | |
1171 | ;; | |
1172 | # This is temporary until we can link against shared libraries | |
1173 | powerpcle-*-solaris*) | |
0036370f | 1174 | noconfigdirs="$noconfigdirs gdb sim tcl tk itcl" |
6599da04 | 1175 | ;; |
0da3b5a7 | 1176 | powerpc-*-beos*) |
6a789d5e | 1177 | noconfigdirs="$noconfigdirs gdb" |
d207ebef | 1178 | ;; |
6599da04 | 1179 | rs6000-*-lynxos*) |
6a789d5e | 1180 | noconfigdirs="$noconfigdirs gprof" |
6599da04 JM |
1181 | ;; |
1182 | rs6000-*-aix*) | |
6a789d5e | 1183 | noconfigdirs="$noconfigdirs gprof" |
6599da04 JM |
1184 | ;; |
1185 | rs6000-*-*) | |
2909494b | 1186 | noconfigdirs="$noconfigdirs gprof" |
6599da04 JM |
1187 | ;; |
1188 | m68k-apollo-*) | |
0036370f | 1189 | noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss" |
6599da04 | 1190 | ;; |
ca9fe997 | 1191 | microblaze*) |
2909494b | 1192 | noconfigdirs="$noconfigdirs gprof" |
ca9fe997 | 1193 | ;; |
74ae587e | 1194 | mips*-sde-elf* | mips*-mti-elf* | mips*-img-elf*) |
d9dced13 RS |
1195 | if test x$with_newlib = xyes; then |
1196 | noconfigdirs="$noconfigdirs gprof" | |
1197 | fi | |
d9dced13 | 1198 | ;; |
6599da04 | 1199 | mips*-*-irix5*) |
0036370f | 1200 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
6599da04 JM |
1201 | ;; |
1202 | mips*-*-irix6*) | |
2909494b | 1203 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
6599da04 | 1204 | ;; |
6599da04 | 1205 | mips*-*-bsd*) |
bc98bcc4 | 1206 | noconfigdirs="$noconfigdirs ld gas gprof target-libgloss" |
6599da04 | 1207 | ;; |
9bec4bf0 | 1208 | mips*-*-linux*) |
9bec4bf0 | 1209 | ;; |
bc98bcc4 JBG |
1210 | mips*-*-ultrix* | mips*-*-osf* | mips*-*-ecoff* | mips*-*-pe* \ |
1211 | | mips*-*-irix* | mips*-*-lnews* | mips*-*-riscos*) | |
1212 | noconfigdirs="$noconfigdirs ld gas gprof" | |
1213 | ;; | |
6599da04 | 1214 | mips*-*-*) |
2909494b | 1215 | noconfigdirs="$noconfigdirs gprof" |
6599da04 | 1216 | ;; |
74ae587e JBG |
1217 | nds32*-*-*) |
1218 | noconfigdirs="$noconfigdirs gdb" | |
1219 | ;; | |
738f2522 BS |
1220 | nvptx*-*-*) |
1221 | # nvptx is just a compiler | |
1222 | noconfigdirs="$noconfigdirs target-libssp target-libstdc++-v3 target-libobjc" | |
1223 | ;; | |
74ae587e JBG |
1224 | or1k*-*-*) |
1225 | noconfigdirs="$noconfigdirs gdb" | |
1226 | ;; | |
669f01d8 | 1227 | sh-*-* | sh64-*-*) |
ea2002ba CB |
1228 | case "${target}" in |
1229 | sh*-*-elf) | |
2909494b | 1230 | ;; |
ea2002ba | 1231 | *) |
2909494b | 1232 | noconfigdirs="$noconfigdirs target-libgloss" ;; |
ea2002ba | 1233 | esac |
6599da04 JM |
1234 | ;; |
1235 | sparc-*-sunos4*) | |
6a789d5e | 1236 | if test x${is_cross_compiler} = xno ; then |
6599da04 JM |
1237 | use_gnu_ld=no |
1238 | fi | |
1239 | ;; | |
b42f0d7e | 1240 | tic6x-*-*) |
0d557ff8 | 1241 | noconfigdirs="$noconfigdirs sim" |
b42f0d7e | 1242 | ;; |
341c653c | 1243 | tilepro*-*-* | tilegx*-*-*) |
db1d217c WL |
1244 | noconfigdirs="$noconfigdirs sim" |
1245 | ;; | |
6599da04 | 1246 | v810-*-*) |
0036370f | 1247 | noconfigdirs="$noconfigdirs bfd binutils gas gdb ld opcodes target-libgloss" |
6599da04 JM |
1248 | ;; |
1249 | vax-*-*) | |
2909494b | 1250 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
6599da04 | 1251 | ;; |
6599da04 JM |
1252 | esac |
1253 | ||
6599da04 JM |
1254 | # If we aren't building newlib, then don't build libgloss, since libgloss |
1255 | # depends upon some newlib header files. | |
1256 | case "${noconfigdirs}" in | |
1257 | *target-libgloss*) ;; | |
1258 | *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;; | |
55380b08 | 1259 | esac |
6599da04 | 1260 | |
55380b08 | 1261 | # Work in distributions that contain no compiler tools, like Autoconf. |
671aa708 | 1262 | host_makefile_frag=/dev/null |
55380b08 NN |
1263 | if test -d ${srcdir}/config ; then |
1264 | case "${host}" in | |
f2a0e225 | 1265 | i[[3456789]]86-*-msdosdjgpp*) |
55380b08 NN |
1266 | host_makefile_frag="config/mh-djgpp" |
1267 | ;; | |
1268 | *-cygwin*) | |
2a79c47f | 1269 | ACX_CHECK_CYGWIN_CAT_WORKS |
55380b08 NN |
1270 | host_makefile_frag="config/mh-cygwin" |
1271 | ;; | |
c53a18d3 | 1272 | *-mingw*) |
1f5a6b84 | 1273 | host_makefile_frag="config/mh-mingw" |
738a52d3 | 1274 | ;; |
7b7f941a UB |
1275 | alpha*-*-linux*) |
1276 | host_makefile_frag="config/mh-alpha-linux" | |
1277 | ;; | |
00afcaa0 | 1278 | hppa*-hp-hpux10*) |
00afcaa0 | 1279 | host_makefile_frag="config/mh-pa-hpux10" |
55380b08 | 1280 | ;; |
111eeb6e | 1281 | hppa*-hp-hpux*) |
00afcaa0 PB |
1282 | host_makefile_frag="config/mh-pa" |
1283 | ;; | |
1284 | hppa*-*) | |
1285 | host_makefile_frag="config/mh-pa" | |
1286 | ;; | |
d8ed14ce IS |
1287 | *-*-darwin*) |
1288 | host_makefile_frag="config/mh-darwin" | |
be8fff81 | 1289 | ;; |
d19bca38 PB |
1290 | powerpc-*-aix*) |
1291 | host_makefile_frag="config/mh-ppc-aix" | |
1292 | ;; | |
1293 | rs6000-*-aix*) | |
1294 | host_makefile_frag="config/mh-ppc-aix" | |
1295 | ;; | |
55380b08 NN |
1296 | esac |
1297 | fi | |
1298 | ||
e4c9c075 | 1299 | if test "${build}" != "${host}" ; then |
0999159b PB |
1300 | AR_FOR_BUILD=${AR_FOR_BUILD-ar} |
1301 | AS_FOR_BUILD=${AS_FOR_BUILD-as} | |
e4c9c075 | 1302 | CC_FOR_BUILD=${CC_FOR_BUILD-gcc} |
0999159b PB |
1303 | CXX_FOR_BUILD=${CXX_FOR_BUILD-g++} |
1304 | GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj} | |
1305 | GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran} | |
632e2a07 | 1306 | GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo} |
0999159b PB |
1307 | DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool} |
1308 | LD_FOR_BUILD=${LD_FOR_BUILD-ld} | |
1309 | NM_FOR_BUILD=${NM_FOR_BUILD-nm} | |
1310 | RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib} | |
1311 | WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres} | |
1312 | WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc} | |
e4c9c075 | 1313 | else |
0999159b PB |
1314 | AR_FOR_BUILD="\$(AR)" |
1315 | AS_FOR_BUILD="\$(AS)" | |
e4c9c075 | 1316 | CC_FOR_BUILD="\$(CC)" |
0999159b PB |
1317 | CXX_FOR_BUILD="\$(CXX)" |
1318 | GCJ_FOR_BUILD="\$(GCJ)" | |
1319 | GFORTRAN_FOR_BUILD="\$(GFORTRAN)" | |
632e2a07 | 1320 | GOC_FOR_BUILD="\$(GOC)" |
0999159b PB |
1321 | DLLTOOL_FOR_BUILD="\$(DLLTOOL)" |
1322 | LD_FOR_BUILD="\$(LD)" | |
1323 | NM_FOR_BUILD="\$(NM)" | |
1324 | RANLIB_FOR_BUILD="\$(RANLIB)" | |
1325 | WINDRES_FOR_BUILD="\$(WINDRES)" | |
1326 | WINDMC_FOR_BUILD="\$(WINDMC)" | |
c3a86da9 | 1327 | fi |
e4c9c075 | 1328 | |
c3a86da9 DJ |
1329 | AC_PROG_CC |
1330 | AC_PROG_CXX | |
1331 | ||
1332 | # We must set the default linker to the linker used by gcc for the correct | |
1333 | # operation of libtool. If LD is not defined and we are using gcc, try to | |
1334 | # set the LD default to the ld used by gcc. | |
1335 | if test -z "$LD"; then | |
1336 | if test "$GCC" = yes; then | |
1337 | case $build in | |
1338 | *-*-mingw*) | |
1339 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;; | |
1340 | *) | |
1341 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;; | |
1342 | esac | |
1343 | case $gcc_prog_ld in | |
1344 | # Accept absolute paths. | |
1345 | [[\\/]* | [A-Za-z]:[\\/]*)] | |
1346 | LD="$gcc_prog_ld" ;; | |
1347 | esac | |
1348 | fi | |
e4c9c075 PB |
1349 | fi |
1350 | ||
0b21f5d3 EB |
1351 | # Check whether -static-libstdc++ -static-libgcc is supported. |
1352 | have_static_libs=no | |
1353 | if test "$GCC" = yes; then | |
1354 | saved_LDFLAGS="$LDFLAGS" | |
1355 | ||
1356 | LDFLAGS="$LDFLAGS -static-libstdc++ -static-libgcc" | |
1357 | AC_MSG_CHECKING([whether g++ accepts -static-libstdc++ -static-libgcc]) | |
1358 | AC_LANG_PUSH(C++) | |
0d6414b2 EB |
1359 | AC_LINK_IFELSE([ |
1360 | #if (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 5) | |
1361 | #error -static-libstdc++ not implemented | |
1362 | #endif | |
1363 | int main() {}], | |
0b21f5d3 EB |
1364 | [AC_MSG_RESULT([yes]); have_static_libs=yes], |
1365 | [AC_MSG_RESULT([no])]) | |
1366 | AC_LANG_POP(C++) | |
1367 | ||
1368 | LDFLAGS="$saved_LDFLAGS" | |
1369 | fi | |
1370 | ||
e4c9c075 | 1371 | ACX_PROG_GNAT |
a76494aa | 1372 | ACX_PROG_CMP_IGNORE_INITIAL |
e4c9c075 | 1373 | |
ff3ac0f4 ILT |
1374 | AC_ARG_ENABLE([bootstrap], |
1375 | [AS_HELP_STRING([--enable-bootstrap], | |
1376 | [enable bootstrapping @<:@yes if native build@:>@])],, | |
1377 | enable_bootstrap=default) | |
1378 | ||
1379 | # Issue errors and warnings for invalid/strange bootstrap combinations. | |
bf03b9ff ILT |
1380 | if test -r $srcdir/gcc/configure; then |
1381 | have_compiler=yes | |
1382 | else | |
1383 | have_compiler=no | |
1384 | fi | |
ff3ac0f4 ILT |
1385 | |
1386 | case "$have_compiler:$host:$target:$enable_bootstrap" in | |
1387 | *:*:*:no) ;; | |
1388 | ||
1389 | # Default behavior. Enable bootstrap if we have a compiler | |
1390 | # and we are in a native configuration. | |
1391 | yes:$build:$build:default) | |
1392 | enable_bootstrap=yes ;; | |
1393 | ||
1394 | *:*:*:default) | |
1395 | enable_bootstrap=no ;; | |
1396 | ||
1397 | # We have a compiler and we are in a native configuration, bootstrap is ok | |
1398 | yes:$build:$build:yes) | |
1399 | ;; | |
1400 | ||
1401 | # Other configurations, but we have a compiler. Assume the user knows | |
1402 | # what he's doing. | |
1403 | yes:*:*:yes) | |
1404 | AC_MSG_WARN([trying to bootstrap a cross compiler]) | |
1405 | ;; | |
1406 | ||
1407 | # No compiler: if they passed --enable-bootstrap explicitly, fail | |
1408 | no:*:*:yes) | |
1409 | AC_MSG_ERROR([cannot bootstrap without a compiler]) ;; | |
1410 | ||
1411 | # Fail if wrong command line | |
1412 | *) | |
1413 | AC_MSG_ERROR([invalid option for --enable-bootstrap]) | |
1414 | ;; | |
1415 | esac | |
1416 | ||
592c90ff KG |
1417 | # Used for setting $lt_cv_objdir |
1418 | _LT_CHECK_OBJDIR | |
1419 | ||
acd26225 | 1420 | # Check for GMP, MPFR and MPC |
3a5729ea | 1421 | gmplibs="-lmpc -lmpfr -lgmp" |
6de9cd9a | 1422 | gmpinc= |
e69bf64b | 1423 | have_gmp=no |
acd26225 KG |
1424 | |
1425 | # Specify a location for mpc | |
1426 | # check for this first so it ends up on the link line before mpfr. | |
33e39b66 AS |
1427 | AC_ARG_WITH(mpc, |
1428 | [AS_HELP_STRING([--with-mpc=PATH], | |
1429 | [specify prefix directory for installed MPC package. | |
1430 | Equivalent to --with-mpc-include=PATH/include | |
1431 | plus --with-mpc-lib=PATH/lib])]) | |
1432 | AC_ARG_WITH(mpc-include, | |
1433 | [AS_HELP_STRING([--with-mpc-include=PATH], | |
1434 | [specify directory for installed MPC include files])]) | |
1435 | AC_ARG_WITH(mpc-lib, | |
1436 | [AS_HELP_STRING([--with-mpc-lib=PATH], | |
1437 | [specify directory for the installed MPC library])]) | |
acd26225 KG |
1438 | |
1439 | if test "x$with_mpc" != x; then | |
3a5729ea KG |
1440 | gmplibs="-L$with_mpc/lib $gmplibs" |
1441 | gmpinc="-I$with_mpc/include $gmpinc" | |
acd26225 KG |
1442 | fi |
1443 | if test "x$with_mpc_include" != x; then | |
3a5729ea | 1444 | gmpinc="-I$with_mpc_include $gmpinc" |
acd26225 KG |
1445 | fi |
1446 | if test "x$with_mpc_lib" != x; then | |
3a5729ea | 1447 | gmplibs="-L$with_mpc_lib $gmplibs" |
acd26225 KG |
1448 | fi |
1449 | if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then | |
592c90ff | 1450 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs" |
3a5729ea | 1451 | gmpinc='-I$$s/mpc/src '"$gmpinc" |
acd26225 KG |
1452 | # Do not test the mpc version. Assume that it is sufficient, since |
1453 | # it is in the source tree, and the library has not been built yet | |
1454 | # but it would be included on the link line in the version check below | |
1455 | # hence making the test fail. | |
3a5729ea | 1456 | have_gmp=yes |
acd26225 | 1457 | fi |
e69bf64b | 1458 | |
bebf829d PB |
1459 | # Specify a location for mpfr |
1460 | # check for this first so it ends up on the link line before gmp. | |
33e39b66 AS |
1461 | AC_ARG_WITH(mpfr-dir, |
1462 | [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])], | |
1463 | [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed. | |
1464 | Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])]) | |
1465 | ||
1466 | AC_ARG_WITH(mpfr, | |
1467 | [AS_HELP_STRING([--with-mpfr=PATH], | |
1468 | [specify prefix directory for installed MPFR package. | |
1469 | Equivalent to --with-mpfr-include=PATH/include | |
1470 | plus --with-mpfr-lib=PATH/lib])]) | |
1471 | AC_ARG_WITH(mpfr-include, | |
1472 | [AS_HELP_STRING([--with-mpfr-include=PATH], | |
1473 | [specify directory for installed MPFR include files])]) | |
1474 | AC_ARG_WITH(mpfr-lib, | |
1475 | [AS_HELP_STRING([--with-mpfr-lib=PATH], | |
1476 | [specify directory for the installed MPFR library])]) | |
bebf829d PB |
1477 | |
1478 | if test "x$with_mpfr" != x; then | |
1479 | gmplibs="-L$with_mpfr/lib $gmplibs" | |
3a5729ea | 1480 | gmpinc="-I$with_mpfr/include $gmpinc" |
bebf829d | 1481 | fi |
8a877c9c | 1482 | if test "x$with_mpfr_include" != x; then |
3a5729ea | 1483 | gmpinc="-I$with_mpfr_include $gmpinc" |
8a877c9c KG |
1484 | fi |
1485 | if test "x$with_mpfr_lib" != x; then | |
1486 | gmplibs="-L$with_mpfr_lib $gmplibs" | |
1487 | fi | |
e69bf64b | 1488 | if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then |
5b0d38e4 NC |
1489 | # MPFR v3.1.0 moved the sources into a src sub-directory. |
1490 | if test -d ${srcdir}/mpfr/src; then | |
1491 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir $gmplibs" | |
1492 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr/src -I$$s/mpfr/src '"$gmpinc" | |
1493 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr/src --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir" | |
1494 | else | |
1495 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs" | |
1496 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc" | |
1497 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir" | |
1498 | fi | |
e69bf64b PB |
1499 | # Do not test the mpfr version. Assume that it is sufficient, since |
1500 | # it is in the source tree, and the library has not been built yet | |
1501 | # but it would be included on the link line in the version check below | |
1502 | # hence making the test fail. | |
1503 | have_gmp=yes | |
1504 | fi | |
bebf829d | 1505 | |
6de9cd9a | 1506 | # Specify a location for gmp |
33e39b66 AS |
1507 | AC_ARG_WITH(gmp-dir, |
1508 | [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])], | |
1509 | [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed. | |
1510 | Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])]) | |
1511 | ||
1512 | AC_ARG_WITH(gmp, | |
1513 | [AS_HELP_STRING([--with-gmp=PATH], | |
1514 | [specify prefix directory for the installed GMP package. | |
1515 | Equivalent to --with-gmp-include=PATH/include | |
1516 | plus --with-gmp-lib=PATH/lib])]) | |
1517 | AC_ARG_WITH(gmp-include, | |
1518 | [AS_HELP_STRING([--with-gmp-include=PATH], | |
1519 | [specify directory for installed GMP include files])]) | |
1520 | AC_ARG_WITH(gmp-lib, | |
1521 | [AS_HELP_STRING([--with-gmp-lib=PATH], | |
1522 | [specify directory for the installed GMP library])]) | |
6de9cd9a | 1523 | |
6de9cd9a | 1524 | |
bebf829d PB |
1525 | if test "x$with_gmp" != x; then |
1526 | gmplibs="-L$with_gmp/lib $gmplibs" | |
1527 | gmpinc="-I$with_gmp/include $gmpinc" | |
6de9cd9a | 1528 | fi |
8a877c9c KG |
1529 | if test "x$with_gmp_include" != x; then |
1530 | gmpinc="-I$with_gmp_include $gmpinc" | |
1531 | fi | |
1532 | if test "x$with_gmp_lib" != x; then | |
1533 | gmplibs="-L$with_gmp_lib $gmplibs" | |
1534 | fi | |
e69bf64b | 1535 | if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then |
592c90ff | 1536 | gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs" |
e69bf64b | 1537 | gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc" |
9183bdcf | 1538 | extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" |
592c90ff | 1539 | extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" |
0ff2d841 | 1540 | extra_isl_gmp_configure_flags='--with-gmp-builddir=$$r/$(HOST_SUBDIR)/gmp' |
e69bf64b PB |
1541 | # Do not test the gmp version. Assume that it is sufficient, since |
1542 | # it is in the source tree, and the library has not been built yet | |
1543 | # but it would be included on the link line in the version check below | |
1544 | # hence making the test fail. | |
1545 | have_gmp=yes | |
1546 | fi | |
6de9cd9a | 1547 | |
d943d7c4 | 1548 | if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then |
e69bf64b PB |
1549 | have_gmp=yes |
1550 | saved_CFLAGS="$CFLAGS" | |
1551 | CFLAGS="$CFLAGS $gmpinc" | |
362c6d2f KG |
1552 | # Check for the recommended and required versions of GMP. |
1553 | AC_MSG_CHECKING([for the correct version of gmp.h]) | |
e69bf64b | 1554 | AC_TRY_COMPILE([#include "gmp.h"],[ |
362c6d2f KG |
1555 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) |
1556 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
385c0681 | 1557 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,3) |
e48d66a9 | 1558 | choke me |
e69bf64b | 1559 | #endif |
e8fd69bb | 1560 | ], [AC_TRY_COMPILE([#include <gmp.h>],[ |
362c6d2f KG |
1561 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) |
1562 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
1563 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2) | |
1564 | choke me | |
1565 | #endif | |
e8fd69bb | 1566 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
362c6d2f | 1567 | [AC_MSG_RESULT([no]); have_gmp=no]) |
e69bf64b | 1568 | |
acd26225 | 1569 | # If we have GMP, check the MPFR version. |
e69bf64b | 1570 | if test x"$have_gmp" = xyes; then |
362c6d2f KG |
1571 | # Check for the recommended and required versions of MPFR. |
1572 | AC_MSG_CHECKING([for the correct version of mpfr.h]) | |
acd26225 | 1573 | AC_TRY_COMPILE([#include <gmp.h> |
e69bf64b | 1574 | #include <mpfr.h>],[ |
f7d6bc01 | 1575 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,0) |
e69bf64b PB |
1576 | choke me |
1577 | #endif | |
e8fd69bb | 1578 | ], [AC_TRY_COMPILE([#include <gmp.h> |
acd26225 | 1579 | #include <mpfr.h>],[ |
362c6d2f | 1580 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2) |
acd26225 KG |
1581 | choke me |
1582 | #endif | |
e8fd69bb | 1583 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
acd26225 KG |
1584 | [AC_MSG_RESULT([no]); have_gmp=no]) |
1585 | fi | |
1586 | ||
1587 | # Check for the MPC header version. | |
3a5729ea | 1588 | if test x"$have_gmp" = xyes ; then |
362c6d2f | 1589 | # Check for the recommended and required versions of MPC. |
acd26225 KG |
1590 | AC_MSG_CHECKING([for the correct version of mpc.h]) |
1591 | AC_TRY_COMPILE([#include <mpc.h>],[ | |
362c6d2f | 1592 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,0) |
acd26225 KG |
1593 | choke me |
1594 | #endif | |
e8fd69bb | 1595 | ], [AC_TRY_COMPILE([#include <mpc.h>],[ |
362c6d2f KG |
1596 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,1) |
1597 | choke me | |
1598 | #endif | |
e8fd69bb | 1599 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
362c6d2f | 1600 | [AC_MSG_RESULT([no]); have_gmp=no]) |
acd26225 KG |
1601 | fi |
1602 | ||
1603 | # Now check the MPFR library. | |
1604 | if test x"$have_gmp" = xyes; then | |
1605 | saved_LIBS="$LIBS" | |
1606 | LIBS="$LIBS $gmplibs" | |
3a5729ea KG |
1607 | AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries]) |
1608 | AC_TRY_LINK([#include <mpc.h>],[ | |
54e433bc MK |
1609 | mpfr_t n; |
1610 | mpfr_t x; | |
3a5729ea | 1611 | mpc_t c; |
e69bf64b | 1612 | int t; |
54e433bc MK |
1613 | mpfr_init (n); |
1614 | mpfr_init (x); | |
e69bf64b PB |
1615 | mpfr_atan2 (n, n, x, GMP_RNDN); |
1616 | mpfr_erfc (n, x, GMP_RNDN); | |
1617 | mpfr_subnormalize (x, t, GMP_RNDN); | |
3a5729ea KG |
1618 | mpfr_clear(n); |
1619 | mpfr_clear(x); | |
1620 | mpc_init2 (c, 53); | |
1621 | mpc_set_ui_ui (c, 1, 1, MPC_RNDNN); | |
1622 | mpc_cosh (c, c, MPC_RNDNN); | |
1623 | mpc_pow (c, c, c, MPC_RNDNN); | |
1624 | mpc_acosh (c, c, MPC_RNDNN); | |
1625 | mpc_clear (c); | |
acd26225 KG |
1626 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no]) |
1627 | LIBS="$saved_LIBS" | |
e69bf64b | 1628 | fi |
acd26225 | 1629 | |
e69bf64b | 1630 | CFLAGS="$saved_CFLAGS" |
6de9cd9a | 1631 | |
362c6d2f KG |
1632 | # The library versions listed in the error message below should match |
1633 | # the HARD-minimums enforced above. | |
e69bf64b | 1634 | if test x$have_gmp != xyes; then |
f7d6bc01 | 1635 | AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.4.0+ and MPC 0.8.0+. |
3a5729ea KG |
1636 | Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify |
1637 | their locations. Source code for these libraries can be found at | |
1638 | their respective hosting sites as well as at | |
1639 | ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also | |
1640 | http://gcc.gnu.org/install/prerequisites.html for additional info. If | |
1641 | you obtained GMP, MPFR and/or MPC from a vendor distribution package, | |
1642 | make sure that you have installed both the libraries and the header | |
1643 | files. They may be located in separate packages.]) | |
e69bf64b | 1644 | fi |
70ec446f KG |
1645 | fi |
1646 | ||
acd26225 | 1647 | # Flags needed for both GMP, MPFR and/or MPC. |
6de9cd9a DN |
1648 | AC_SUBST(gmplibs) |
1649 | AC_SUBST(gmpinc) | |
9e3eba15 | 1650 | AC_SUBST(extra_mpfr_configure_flags) |
acd26225 KG |
1651 | AC_SUBST(extra_mpc_gmp_configure_flags) |
1652 | AC_SUBST(extra_mpc_mpfr_configure_flags) | |
0ff2d841 | 1653 | AC_SUBST(extra_isl_gmp_configure_flags) |
6de9cd9a | 1654 | |
f38095f3 | 1655 | # Allow host libstdc++ to be specified for static linking with PPL. |
33e39b66 AS |
1656 | AC_ARG_WITH(host-libstdcxx, |
1657 | [AS_HELP_STRING([--with-host-libstdcxx=L], | |
1658 | [use linker arguments L to link with libstdc++ | |
1659 | when linking with PPL])]) | |
f38095f3 JM |
1660 | |
1661 | case $with_host_libstdcxx in | |
1662 | no|yes) | |
1663 | AC_MSG_ERROR([-with-host-libstdcxx needs an argument]) | |
1664 | ;; | |
1665 | esac | |
f8bf9252 | 1666 | |
00020c16 ILT |
1667 | # Libraries to use for stage1 or when not bootstrapping. |
1668 | AC_ARG_WITH(stage1-libs, | |
33e39b66 | 1669 | [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])], |
00020c16 ILT |
1670 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1671 | stage1_libs= | |
1672 | else | |
1673 | stage1_libs=$withval | |
1674 | fi], | |
1675 | [stage1_libs=$with_host_libstdcxx]) | |
1676 | AC_SUBST(stage1_libs) | |
1677 | ||
0b21f5d3 EB |
1678 | # Linker flags to use for stage1 or when not bootstrapping. |
1679 | AC_ARG_WITH(stage1-ldflags, | |
1680 | [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])], | |
1681 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1682 | stage1_ldflags= | |
1683 | else | |
1684 | stage1_ldflags=$withval | |
1685 | fi], | |
1686 | [stage1_ldflags= | |
1687 | # In stage 1, default to linking libstdc++ and libgcc statically with GCC | |
1688 | # if supported. But if the user explicitly specified the libraries to use, | |
1689 | # trust that they are doing what they want. | |
1690 | if test "$stage1_libs" = "" -a "$have_static_libs" = yes; then | |
1691 | stage1_ldflags="-static-libstdc++ -static-libgcc" | |
1692 | fi]) | |
1693 | AC_SUBST(stage1_ldflags) | |
1694 | ||
00020c16 ILT |
1695 | # Libraries to use for stage2 and later builds. This defaults to the |
1696 | # argument passed to --with-host-libstdcxx. | |
1697 | AC_ARG_WITH(boot-libs, | |
33e39b66 | 1698 | [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])], |
00020c16 ILT |
1699 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1700 | poststage1_libs= | |
1701 | else | |
e90e6bd7 | 1702 | poststage1_libs=$withval |
00020c16 ILT |
1703 | fi], |
1704 | [poststage1_libs=$with_host_libstdcxx]) | |
1705 | AC_SUBST(poststage1_libs) | |
1706 | ||
ed2eaa9f ILT |
1707 | # Linker flags to use for stage2 and later builds. |
1708 | AC_ARG_WITH(boot-ldflags, | |
33e39b66 AS |
1709 | [AS_HELP_STRING([--with-boot-ldflags=FLAGS], |
1710 | [linker flags for stage2 and later])], | |
ed2eaa9f ILT |
1711 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1712 | poststage1_ldflags= | |
1713 | else | |
1714 | poststage1_ldflags=$withval | |
1715 | fi], | |
1716 | [poststage1_ldflags= | |
bec93d73 ILT |
1717 | # In stages 2 and 3, default to linking libstdc++ and libgcc |
1718 | # statically. But if the user explicitly specified the libraries to | |
1719 | # use, trust that they are doing what they want. | |
1720 | if test "$poststage1_libs" = ""; then | |
ed2eaa9f ILT |
1721 | poststage1_ldflags="-static-libstdc++ -static-libgcc" |
1722 | fi]) | |
1723 | AC_SUBST(poststage1_ldflags) | |
1724 | ||
4a9bb2aa TB |
1725 | # GCC GRAPHITE dependency ISL. |
1726 | # Basic setup is inlined here, actual checks are in config/isl.m4 | |
625afa23 | 1727 | |
625afa23 RG |
1728 | AC_ARG_WITH(isl, |
1729 | [AS_HELP_STRING( | |
1730 | [--with-isl=PATH], | |
1731 | [Specify prefix directory for the installed ISL package. | |
1732 | Equivalent to --with-isl-include=PATH/include | |
1733 | plus --with-isl-lib=PATH/lib])]) | |
1734 | ||
eae1a5d4 | 1735 | # Treat --without-isl as a request to disable |
625afa23 | 1736 | # GRAPHITE support and skip all following checks. |
eae1a5d4 | 1737 | if test "x$with_isl" != "xno"; then |
625afa23 RG |
1738 | # Check for ISL |
1739 | dnl Provide configure switches and initialize islinc & isllibs | |
1740 | dnl with user input. | |
1741 | ISL_INIT_FLAGS | |
d0ad394c | 1742 | dnl The versions of ISL that work for Graphite |
e0c0c325 | 1743 | ISL_CHECK_VERSION() |
33ad93b9 RG |
1744 | dnl Only execute fail-action, if ISL has been requested. |
1745 | ISL_IF_FAILED([ | |
1746 | AC_MSG_ERROR([Unable to find a usable ISL. See config.log for details.])]) | |
f8bf9252 | 1747 | fi |
f8bf9252 | 1748 | |
4a9bb2aa | 1749 | # If the ISL check failed, disable builds of in-tree variant of ISL |
625afa23 | 1750 | if test "x$with_isl" = xno || |
625afa23 | 1751 | test "x$gcc_cv_isl" = xno; then |
4a9bb2aa | 1752 | noconfigdirs="$noconfigdirs isl" |
625afa23 | 1753 | islinc= |
eae1a5d4 RG |
1754 | fi |
1755 | ||
1756 | AC_SUBST(isllibs) | |
625afa23 | 1757 | AC_SUBST(islinc) |
625afa23 | 1758 | |
d7f09764 DN |
1759 | # Check for LTO support. |
1760 | AC_ARG_ENABLE(lto, | |
33e39b66 | 1761 | [AS_HELP_STRING([--enable-lto], [enable link time optimization support])], |
d7f09764 DN |
1762 | enable_lto=$enableval, |
1763 | enable_lto=yes; default_enable_lto=yes) | |
1764 | ||
48215350 DK |
1765 | ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always. |
1766 | build_lto_plugin=yes | |
1767 | ],[if test x"$default_enable_lto" = x"yes" ; then | |
bb79486c | 1768 | case $target in |
2cd815e7 | 1769 | *-apple-darwin9* | *-cygwin* | *-mingw*) ;; |
48215350 | 1770 | # On other non-ELF platforms, LTO has yet to be validated. |
bb79486c JH |
1771 | *) enable_lto=no ;; |
1772 | esac | |
3bec79c5 | 1773 | else |
db50fe7d IS |
1774 | # Apart from ELF platforms, only Windows and Darwin support LTO so far. |
1775 | # It would also be nice to check the binutils support, but we don't | |
3bec79c5 DK |
1776 | # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just |
1777 | # warn during gcc/ subconfigure; unless you're bootstrapping with | |
1778 | # -flto it won't be needed until after installation anyway. | |
1779 | case $target in | |
1cd0b716 | 1780 | *-cygwin* | *-mingw* | *-apple-darwin*) ;; |
3bec79c5 DK |
1781 | *) if test x"$enable_lto" = x"yes"; then |
1782 | AC_MSG_ERROR([LTO support is not enabled for this target.]) | |
1783 | fi | |
1784 | ;; | |
1785 | esac | |
1786 | fi | |
1cd0b716 | 1787 | # Among non-ELF, only Windows platforms support the lto-plugin so far. |
48215350 | 1788 | # Build it unless LTO was explicitly disabled. |
1cd0b716 | 1789 | case $target in |
48215350 | 1790 | *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;; |
1cd0b716 DK |
1791 | *) ;; |
1792 | esac | |
48215350 | 1793 | ]) |
d7f09764 | 1794 | |
45b3824d TS |
1795 | AC_ARG_ENABLE(linker-plugin-configure-flags, |
1796 | [AS_HELP_STRING([[--enable-linker-plugin-configure-flags=FLAGS]], | |
1797 | [additional flags for configuring linker plugins @<:@none@:>@])], | |
1798 | extra_linker_plugin_configure_flags=$enableval, | |
1799 | extra_linker_plugin_configure_flags=) | |
1800 | AC_SUBST(extra_linker_plugin_configure_flags) | |
1801 | AC_ARG_ENABLE(linker-plugin-flags, | |
1802 | [AS_HELP_STRING([[--enable-linker-plugin-flags=FLAGS]], | |
1803 | [additional flags for configuring and building linker plugins @<:@none@:>@])], | |
1804 | extra_linker_plugin_flags=$enableval, | |
1805 | extra_linker_plugin_flags=) | |
1806 | AC_SUBST(extra_linker_plugin_flags) | |
1807 | ||
f8bf9252 | 1808 | |
0823efed | 1809 | # By default, C and C++ are the only stage 1 languages. |
e1888513 | 1810 | stage1_languages=,c, |
2805b53a | 1811 | |
00020c16 | 1812 | # Target libraries that we bootstrap. |
ad1e5170 | 1813 | bootstrap_target_libs=,target-libgcc, |
00020c16 | 1814 | |
e4c9c075 PB |
1815 | # Figure out what language subdirectories are present. |
1816 | # Look if the user specified --enable-languages="..."; if not, use | |
1817 | # the environment variable $LANGUAGES if defined. $LANGUAGES might | |
1818 | # go away some day. | |
1819 | # NB: embedded tabs in this IF block -- do not untabify | |
1820 | if test -d ${srcdir}/gcc; then | |
1821 | if test x"${enable_languages+set}" != xset; then | |
1822 | if test x"${LANGUAGES+set}" = xset; then | |
1823 | enable_languages="${LANGUAGES}" | |
1824 | echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2 | |
1825 | else | |
1826 | enable_languages=all | |
1827 | fi | |
1828 | else | |
1829 | if test x"${enable_languages}" = x || | |
1830 | test x"${enable_languages}" = xyes; | |
1831 | then | |
1832 | echo configure.in: --enable-languages needs at least one language argument 1>&2 | |
1833 | exit 1 | |
1834 | fi | |
1835 | fi | |
1836 | enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'` | |
1837 | ||
7f26dfa3 FXC |
1838 | # 'f95' is the old name for the 'fortran' language. We issue a warning |
1839 | # and make the substitution. | |
1840 | case ,${enable_languages}, in | |
1841 | *,f95,*) | |
1842 | echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2 | |
1843 | enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'` | |
1844 | ;; | |
1845 | esac | |
1846 | ||
0823efed DN |
1847 | # If bootstrapping, C++ must be enabled. |
1848 | case ",$enable_languages,:$enable_bootstrap" in | |
1849 | *,c++,*:*) ;; | |
1850 | *:yes) | |
ff3ac0f4 ILT |
1851 | if test -f ${srcdir}/gcc/cp/config-lang.in; then |
1852 | enable_languages="${enable_languages},c++" | |
1853 | else | |
0823efed | 1854 | AC_MSG_ERROR([bootstrapping requires c++ sources]) |
ff3ac0f4 ILT |
1855 | fi |
1856 | ;; | |
1857 | esac | |
1858 | ||
e4c9c075 PB |
1859 | # First scan to see if an enabled language requires some other language. |
1860 | # We assume that a given config-lang.in will list all the language | |
1861 | # front ends it requires, even if some are required indirectly. | |
1862 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do | |
1863 | case ${lang_frag} in | |
1864 | ..) ;; | |
1865 | # The odd quoting in the next line works around | |
1866 | # an apparent bug in bash 1.12 on linux. | |
1867 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1868 | *) | |
69ecd18f ILT |
1869 | # From the config-lang.in, get $language, $lang_requires, and |
1870 | # $lang_requires_boot_languages. | |
e4c9c075 PB |
1871 | language= |
1872 | lang_requires= | |
69ecd18f | 1873 | lang_requires_boot_languages= |
e4c9c075 | 1874 | . ${lang_frag} |
69ecd18f | 1875 | for other in ${lang_requires} ${lang_requires_boot_languages}; do |
e4c9c075 PB |
1876 | case ,${enable_languages}, in |
1877 | *,$other,*) ;; | |
1878 | *,all,*) ;; | |
1879 | *,$language,*) | |
1880 | echo " \`$other' language required by \`$language'; enabling" 1>&2 | |
1881 | enable_languages="${enable_languages},${other}" | |
1882 | ;; | |
1883 | esac | |
1884 | done | |
69ecd18f ILT |
1885 | for other in ${lang_requires_boot_languages} ; do |
1886 | if test "$other" != "c"; then | |
1887 | case ,${enable_stage1_languages}, in | |
1888 | *,$other,*) ;; | |
1889 | *,all,*) ;; | |
1890 | *) | |
1891 | case ,${enable_languages}, in | |
1892 | *,$language,*) | |
1893 | echo " '$other' language required by '$language' in stage 1; enabling" 1>&2 | |
1894 | enable_stage1_languages="$enable_stage1_languages,${other}" | |
1895 | ;; | |
1896 | esac | |
1897 | ;; | |
1898 | esac | |
1899 | fi | |
1900 | done | |
e4c9c075 PB |
1901 | ;; |
1902 | esac | |
1903 | done | |
1904 | ||
e1888513 | 1905 | new_enable_languages=,c, |
d7f09764 DN |
1906 | |
1907 | # If LTO is enabled, add the LTO front end. | |
d7f09764 | 1908 | if test "$enable_lto" = "yes" ; then |
e4c5bd48 RW |
1909 | case ,${enable_languages}, in |
1910 | *,lto,*) ;; | |
1911 | *) enable_languages="${enable_languages},lto" ;; | |
1912 | esac | |
1cd0b716 | 1913 | if test "${build_lto_plugin}" = "yes" ; then |
d7f09764 | 1914 | configdirs="$configdirs lto-plugin" |
d7f09764 DN |
1915 | fi |
1916 | fi | |
d7f09764 | 1917 | |
e4c9c075 | 1918 | missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ ` |
e1888513 | 1919 | potential_languages=,c, |
e4c9c075 | 1920 | |
4da3b0f8 ILT |
1921 | enabled_target_libs= |
1922 | disabled_target_libs= | |
1923 | ||
e4c9c075 PB |
1924 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do |
1925 | case ${lang_frag} in | |
1926 | ..) ;; | |
1927 | # The odd quoting in the next line works around | |
1928 | # an apparent bug in bash 1.12 on linux. | |
1929 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1930 | *) | |
1931 | # From the config-lang.in, get $language, $target_libs, | |
2805b53a | 1932 | # $lang_dirs, $boot_language, and $build_by_default |
e4c9c075 PB |
1933 | language= |
1934 | target_libs= | |
1935 | lang_dirs= | |
1546bb64 | 1936 | subdir_requires= |
e1888513 PB |
1937 | boot_language=no |
1938 | build_by_default=yes | |
e4c9c075 | 1939 | . ${lang_frag} |
e1888513 PB |
1940 | if test x${language} = x; then |
1941 | echo "${lang_frag} doesn't set \$language." 1>&2 | |
1942 | exit 1 | |
1943 | fi | |
1944 | ||
78767fd9 | 1945 | if test "$language" = "c++"; then |
0823efed | 1946 | boot_language=yes |
00020c16 ILT |
1947 | fi |
1948 | ||
178f875a | 1949 | add_this_lang=no |
e1888513 PB |
1950 | case ,${enable_languages}, in |
1951 | *,${language},*) | |
d4a10d0a SB |
1952 | # Language was explicitly selected; include it |
1953 | # unless it is C, which is enabled by default. | |
1954 | if test "$language" != "c"; then | |
1955 | add_this_lang=yes | |
1956 | fi | |
e4c9c075 | 1957 | ;; |
e1888513 PB |
1958 | *,all,*) |
1959 | # 'all' was selected, select it if it is a default language | |
178f875a JM |
1960 | if test "$language" != "c"; then |
1961 | add_this_lang=${build_by_default} | |
1962 | fi | |
e4c9c075 PB |
1963 | ;; |
1964 | esac | |
6de9cd9a | 1965 | |
1546bb64 | 1966 | # Disable languages that need other directories if these aren't available. |
95695ad3 | 1967 | for i in $subdir_requires; do |
b6348cb3 | 1968 | test -f "$srcdir/gcc/$i/config-lang.in" && continue |
1546bb64 PB |
1969 | case ,${enable_languages}, in |
1970 | *,${language},*) | |
1971 | # Specifically requested language; tell them. | |
1972 | AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing]) | |
1973 | ;; | |
1974 | *) | |
1975 | # Silently disable. | |
e1888513 | 1976 | add_this_lang=unsupported |
1546bb64 PB |
1977 | ;; |
1978 | esac | |
1979 | done | |
1980 | ||
e1888513 PB |
1981 | # Disable Ada if no preexisting GNAT is available. |
1982 | case ,${enable_languages},:${language}:${have_gnat} in | |
1983 | *,${language},*:ada:no) | |
1984 | # Specifically requested language; tell them. | |
1985 | AC_MSG_ERROR([GNAT is required to build $language]) | |
1986 | ;; | |
1987 | *:ada:no) | |
1988 | # Silently disable. | |
1989 | add_this_lang=unsupported | |
1990 | ;; | |
1991 | esac | |
1992 | ||
4fab7234 HPN |
1993 | # Disable a language that is unsupported by the target. |
1994 | case " $unsupported_languages " in | |
1995 | *" $language "*) | |
e1888513 | 1996 | add_this_lang=unsupported |
4fab7234 HPN |
1997 | ;; |
1998 | esac | |
1999 | ||
6de9cd9a | 2000 | case $add_this_lang in |
e1888513 | 2001 | unsupported) |
e4c9c075 | 2002 | # Remove language-dependent dirs. |
4da3b0f8 ILT |
2003 | disabled_target_libs="$disabled_target_libs $target_libs" |
2004 | noconfigdirs="$noconfigdirs $lang_dirs" | |
2805b53a | 2005 | ;; |
e1888513 PB |
2006 | no) |
2007 | # Remove language-dependent dirs; still show language as supported. | |
4da3b0f8 ILT |
2008 | disabled_target_libs="$disabled_target_libs $target_libs" |
2009 | noconfigdirs="$noconfigdirs $lang_dirs" | |
e1888513 PB |
2010 | potential_languages="${potential_languages}${language}," |
2011 | ;; | |
2012 | yes) | |
2013 | new_enable_languages="${new_enable_languages}${language}," | |
2014 | potential_languages="${potential_languages}${language}," | |
2805b53a | 2015 | missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"` |
4da3b0f8 | 2016 | enabled_target_libs="$enabled_target_libs $target_libs" |
ab9dcd0c RW |
2017 | case "${boot_language}:,$enable_stage1_languages," in |
2018 | yes:* | *:*,$language,* | *:*,yes, | *:*,all,) | |
340de83f | 2019 | # Add to (comma-separated) list of stage 1 languages. |
ab9dcd0c RW |
2020 | case ",$stage1_languages," in |
2021 | *,$language,* | ,yes, | ,all,) ;; | |
2022 | *) stage1_languages="${stage1_languages}${language}," ;; | |
2023 | esac | |
00020c16 ILT |
2024 | # We need to bootstrap any supporting libraries. |
2025 | bootstrap_target_libs="${bootstrap_target_libs}${target_libs}," | |
2805b53a NN |
2026 | ;; |
2027 | esac | |
2028 | ;; | |
e4c9c075 PB |
2029 | esac |
2030 | ;; | |
2031 | esac | |
2032 | done | |
2033 | ||
4da3b0f8 ILT |
2034 | # Add target libraries which are only needed for disabled languages |
2035 | # to noconfigdirs. | |
2036 | if test -n "$disabled_target_libs"; then | |
2037 | for dir in $disabled_target_libs; do | |
2038 | case " $enabled_target_libs " in | |
2039 | *" ${dir} "*) ;; | |
2040 | *) noconfigdirs="$noconfigdirs $dir" ;; | |
2041 | esac | |
2042 | done | |
2043 | fi | |
2044 | ||
e1888513 | 2045 | AC_ARG_ENABLE(stage1-languages, |
33e39b66 AS |
2046 | [AS_HELP_STRING([[--enable-stage1-languages[=all]]], |
2047 | [choose additional languages to build during | |
2048 | stage1. Mostly useful for compiler development])], | |
e1888513 PB |
2049 | [case ,${enable_stage1_languages}, in |
2050 | ,no,|,,) | |
2051 | # Set it to something that will have no effect in the loop below | |
2052 | enable_stage1_languages=c ;; | |
2053 | ,yes,) | |
2054 | enable_stage1_languages=`echo $new_enable_languages | \ | |
2055 | sed -e "s/^,//" -e "s/,$//" ` ;; | |
2056 | *,all,*) | |
2057 | enable_stage1_languages=`echo ,$enable_stage1_languages, | \ | |
2058 | sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;; | |
2059 | esac | |
2060 | ||
2061 | # Add "good" languages from enable_stage1_languages to stage1_languages, | |
2062 | # while "bad" languages go in missing_languages. Leave no duplicates. | |
2063 | for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do | |
2064 | case $potential_languages in | |
2065 | *,$i,*) | |
2066 | case $stage1_languages in | |
2067 | *,$i,*) ;; | |
2068 | *) stage1_languages="$stage1_languages$i," ;; | |
2069 | esac ;; | |
2070 | *) | |
2071 | case $missing_languages in | |
2072 | *,$i,*) ;; | |
2073 | *) missing_languages="$missing_languages$i," ;; | |
2074 | esac ;; | |
2075 | esac | |
2076 | done]) | |
2077 | ||
2078 | # Remove leading/trailing commas that were added for simplicity | |
2079 | potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"` | |
79b4b7d2 | 2080 | missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"` |
e1888513 PB |
2081 | stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"` |
2082 | new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"` | |
2083 | ||
e4c9c075 PB |
2084 | if test "x$missing_languages" != x; then |
2085 | AC_MSG_ERROR([ | |
0cf085e4 | 2086 | The following requested languages could not be built: ${missing_languages} |
e1888513 | 2087 | Supported languages are: ${potential_languages}]) |
e4c9c075 | 2088 | fi |
e4c9c075 PB |
2089 | if test "x$new_enable_languages" != "x$enable_languages"; then |
2090 | echo The following languages will be built: ${new_enable_languages} | |
e1888513 | 2091 | enable_languages="$new_enable_languages" |
e4c9c075 | 2092 | fi |
e1888513 PB |
2093 | |
2094 | AC_SUBST(stage1_languages) | |
b2eaac4a | 2095 | ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" ` |
e4c9c075 PB |
2096 | fi |
2097 | ||
27079765 AH |
2098 | # Handle --disable-<component> generically. |
2099 | for dir in $configdirs $build_configdirs $target_configdirs ; do | |
2100 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g` | |
ac9e6043 RW |
2101 | varname=`echo $dirname | sed -e s/+/_/g` |
2102 | if eval test x\${enable_${varname}} "=" xno ; then | |
27079765 AH |
2103 | noconfigdirs="$noconfigdirs $dir" |
2104 | fi | |
2105 | done | |
2106 | ||
7cd0cf9c DA |
2107 | # Check for Boehm's garbage collector |
2108 | AC_ARG_ENABLE(objc-gc, | |
33e39b66 AS |
2109 | [AS_HELP_STRING([--enable-objc-gc], |
2110 | [enable use of Boehm's garbage collector with the | |
2111 | GNU Objective-C runtime])], | |
7cd0cf9c DA |
2112 | [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in |
2113 | *,objc,*:*:yes:*target-boehm-gc*) | |
2114 | AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration]) | |
2115 | ;; | |
2116 | esac]) | |
2117 | ||
2118 | # Make sure we only build Boehm's garbage collector if required. | |
2a79fd67 DA |
2119 | case ,${enable_languages},:${enable_objc_gc} in |
2120 | *,objc,*:yes) | |
7cd0cf9c DA |
2121 | # Keep target-boehm-gc if requested for Objective-C. |
2122 | ;; | |
7cd0cf9c | 2123 | *) |
2a79fd67 DA |
2124 | # Otherwise remove target-boehm-gc depending on target-libjava. |
2125 | if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then | |
2126 | noconfigdirs="$noconfigdirs target-boehm-gc" | |
2127 | fi | |
7cd0cf9c DA |
2128 | ;; |
2129 | esac | |
99776ebd | 2130 | |
5f520819 | 2131 | # Disable libcilkrts, libitm, libsanitizer, libvtv, liboffloadmic if we're not building C++ |
99776ebd | 2132 | case ,${enable_languages}, in |
1007a55c JW |
2133 | *,c++,*) |
2134 | # Disable libcilkrts, libitm, libsanitizer if we're not building libstdc++ | |
2135 | case "${noconfigdirs}" in | |
2136 | *target-libstdc++-v3*) | |
2137 | noconfigdirs="$noconfigdirs target-libcilkrts target-libitm target-libsanitizer" | |
2138 | ;; | |
2139 | *) ;; | |
2140 | esac | |
2141 | ;; | |
99776ebd | 2142 | *) |
5f520819 | 2143 | noconfigdirs="$noconfigdirs target-libcilkrts target-liboffloadmic target-libitm target-libsanitizer target-libvtv" |
99776ebd RH |
2144 | ;; |
2145 | esac | |
7cd0cf9c | 2146 | |
9d069a4f PB |
2147 | # Remove the entries in $skipdirs and $noconfigdirs from $configdirs, |
2148 | # $build_configdirs and $target_configdirs. | |
e4c9c075 PB |
2149 | # If we have the source for $noconfigdirs entries, add them to $notsupp. |
2150 | ||
2151 | notsupp="" | |
2152 | for dir in . $skipdirs $noconfigdirs ; do | |
9d069a4f | 2153 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g` |
e4c9c075 PB |
2154 | if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2155 | configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"` | |
2156 | if test -r $srcdir/$dirname/configure ; then | |
2157 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2158 | true | |
2159 | else | |
2160 | notsupp="$notsupp $dir" | |
2161 | fi | |
2162 | fi | |
2163 | fi | |
9d069a4f PB |
2164 | if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2165 | build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"` | |
2166 | if test -r $srcdir/$dirname/configure ; then | |
2167 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2168 | true | |
2169 | else | |
2170 | notsupp="$notsupp $dir" | |
2171 | fi | |
2172 | fi | |
2173 | fi | |
e4c9c075 PB |
2174 | if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2175 | target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"` | |
2176 | if test -r $srcdir/$dirname/configure ; then | |
2177 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2178 | true | |
2179 | else | |
2180 | notsupp="$notsupp $dir" | |
2181 | fi | |
2182 | fi | |
2183 | fi | |
2184 | done | |
2185 | ||
e4c9c075 PB |
2186 | # Quietly strip out all directories which aren't configurable in this tree. |
2187 | # This relies on all configurable subdirectories being autoconfiscated, which | |
2188 | # is now the case. | |
23f6b2f9 PB |
2189 | build_configdirs_all="$build_configdirs" |
2190 | build_configdirs= | |
2191 | for i in ${build_configdirs_all} ; do | |
2192 | j=`echo $i | sed -e s/build-//g` | |
2193 | if test -f ${srcdir}/$j/configure ; then | |
2194 | build_configdirs="${build_configdirs} $i" | |
2195 | fi | |
2196 | done | |
2197 | ||
e4c9c075 PB |
2198 | configdirs_all="$configdirs" |
2199 | configdirs= | |
2200 | for i in ${configdirs_all} ; do | |
2201 | if test -f ${srcdir}/$i/configure ; then | |
2202 | configdirs="${configdirs} $i" | |
2203 | fi | |
2204 | done | |
23f6b2f9 | 2205 | |
e4c9c075 PB |
2206 | target_configdirs_all="$target_configdirs" |
2207 | target_configdirs= | |
2208 | for i in ${target_configdirs_all} ; do | |
2209 | j=`echo $i | sed -e s/target-//g` | |
2210 | if test -f ${srcdir}/$j/configure ; then | |
2211 | target_configdirs="${target_configdirs} $i" | |
2212 | fi | |
2213 | done | |
2214 | ||
45b3824d TS |
2215 | # libiberty-linker-plugin is special: it doesn't have its own source directory, |
2216 | # so we have to add it after the preceding checks. | |
2217 | if test x"$extra_linker_plugin_flags$extra_linker_plugin_configure_flags" != x | |
2218 | then | |
2219 | case " $configdirs " in | |
2220 | *" libiberty "*) | |
2221 | # If we can build libiberty, we can also build libiberty-linker-plugin. | |
2222 | configdirs="$configdirs libiberty-linker-plugin" | |
2223 | extra_linker_plugin_configure_flags="$extra_linker_plugin_configure_flags \ | |
2224 | --with-libiberty=../libiberty-linker-plugin";; | |
2225 | *) | |
2226 | AC_MSG_ERROR([libiberty missing]);; | |
2227 | esac | |
2228 | fi | |
2229 | ||
fca38047 TS |
2230 | # Sometimes we have special requirements for the host libiberty. |
2231 | extra_host_libiberty_configure_flags= | |
2232 | case " $configdirs " in | |
2233 | *" lto-plugin "* | *" libcc1 "*) | |
2234 | # When these are to be built as shared libraries, the same applies to | |
2235 | # libiberty. | |
2236 | extra_host_libiberty_configure_flags=--enable-shared | |
2237 | ;; | |
2238 | esac | |
2239 | AC_SUBST(extra_host_libiberty_configure_flags) | |
2240 | ||
e4c9c075 PB |
2241 | # Produce a warning message for the subdirs we can't configure. |
2242 | # This isn't especially interesting in the Cygnus tree, but in the individual | |
2243 | # FSF releases, it's important to let people know when their machine isn't | |
2244 | # supported by the one or two programs in a package. | |
2245 | ||
2246 | if test -n "${notsupp}" && test -z "${norecursion}" ; then | |
2247 | # If $appdirs is non-empty, at least one of those directories must still | |
2248 | # be configured, or we error out. (E.g., if the gas release supports a | |
2249 | # specified target in some subdirs but not the gas subdir, we shouldn't | |
2250 | # pretend that all is well.) | |
2251 | if test -n "$appdirs" ; then | |
2252 | for dir in $appdirs ; do | |
2253 | if test -r $dir/Makefile.in ; then | |
2254 | if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2255 | appdirs="" | |
2256 | break | |
2257 | fi | |
23f6b2f9 | 2258 | if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then |
e4c9c075 PB |
2259 | appdirs="" |
2260 | break | |
2261 | fi | |
2262 | fi | |
2263 | done | |
2264 | if test -n "$appdirs" ; then | |
2265 | echo "*** This configuration is not supported by this package." 1>&2 | |
2266 | exit 1 | |
2267 | fi | |
2268 | fi | |
2269 | # Okay, some application will build, or we don't care to check. Still | |
2270 | # notify of subdirs not getting built. | |
2271 | echo "*** This configuration is not supported in the following subdirectories:" 1>&2 | |
2272 | echo " ${notsupp}" 1>&2 | |
2273 | echo " (Any other directories should still work fine.)" 1>&2 | |
2274 | fi | |
2275 | ||
2276 | case "$host" in | |
2277 | *msdosdjgpp*) | |
2278 | enable_gdbtk=no ;; | |
2279 | esac | |
2280 | ||
c3a86da9 DJ |
2281 | # To find our prefix, in gcc_cv_tool_prefix. |
2282 | ACX_TOOL_DIRS | |
2283 | ||
e4c9c075 PB |
2284 | copy_dirs= |
2285 | ||
526635cb | 2286 | AC_ARG_WITH([build-sysroot], |
33e39b66 AS |
2287 | [AS_HELP_STRING([--with-build-sysroot=SYSROOT], |
2288 | [use sysroot as the system root during the build])], | |
526635cb MM |
2289 | [if test x"$withval" != x ; then |
2290 | SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval" | |
2291 | fi], | |
2292 | [SYSROOT_CFLAGS_FOR_TARGET=]) | |
2293 | AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET) | |
2294 | ||
c8aea42c | 2295 | AC_ARG_WITH([debug-prefix-map], |
33e39b66 AS |
2296 | [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'], |
2297 | [map A to B, C to D ... in debug information])], | |
c8aea42c PB |
2298 | [if test x"$withval" != x; then |
2299 | DEBUG_PREFIX_CFLAGS_FOR_TARGET= | |
2300 | for debug_map in $withval; do | |
2301 | DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map" | |
2302 | done | |
2303 | fi], | |
2304 | [DEBUG_PREFIX_CFLAGS_FOR_TARGET=]) | |
2305 | AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET) | |
2306 | ||
1c8bd6a3 PB |
2307 | # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS |
2308 | # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS | |
2309 | # might also be empty (or "-g", if a non-GCC C++ compiler is in the path). | |
2310 | # We want to ensure that TARGET libraries (which we know are built with | |
2311 | # gcc) are built with "-O2 -g", so include those options when setting | |
2312 | # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET. | |
2313 | if test "x$CFLAGS_FOR_TARGET" = x; then | |
2314 | CFLAGS_FOR_TARGET=$CFLAGS | |
2315 | case " $CFLAGS " in | |
2316 | *" -O2 "*) ;; | |
bd8e704f | 2317 | *) CFLAGS_FOR_TARGET="-O2 $CFLAGS_FOR_TARGET" ;; |
1c8bd6a3 PB |
2318 | esac |
2319 | case " $CFLAGS " in | |
2320 | *" -g "* | *" -g3 "*) ;; | |
bd8e704f | 2321 | *) CFLAGS_FOR_TARGET="-g $CFLAGS_FOR_TARGET" ;; |
1c8bd6a3 PB |
2322 | esac |
2323 | fi | |
2324 | AC_SUBST(CFLAGS_FOR_TARGET) | |
2325 | ||
2326 | if test "x$CXXFLAGS_FOR_TARGET" = x; then | |
2327 | CXXFLAGS_FOR_TARGET=$CXXFLAGS | |
2328 | case " $CXXFLAGS " in | |
2329 | *" -O2 "*) ;; | |
bd8e704f | 2330 | *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS_FOR_TARGET" ;; |
1c8bd6a3 PB |
2331 | esac |
2332 | case " $CXXFLAGS " in | |
2333 | *" -g "* | *" -g3 "*) ;; | |
bd8e704f | 2334 | *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS_FOR_TARGET" ;; |
1c8bd6a3 PB |
2335 | esac |
2336 | fi | |
2337 | AC_SUBST(CXXFLAGS_FOR_TARGET) | |
2338 | ||
6f57bdf6 DK |
2339 | AC_SUBST(LDFLAGS_FOR_TARGET) |
2340 | ||
e4c9c075 PB |
2341 | # Handle --with-headers=XXX. If the value is not "yes", the contents of |
2342 | # the named directory are copied to $(tooldir)/sys-include. | |
2343 | if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then | |
2344 | if test x${is_cross_compiler} = xno ; then | |
2345 | echo 1>&2 '***' --with-headers is only supported when cross compiling | |
2346 | exit 1 | |
2347 | fi | |
2348 | if test x"${with_headers}" != xyes ; then | |
c3a86da9 | 2349 | x=${gcc_cv_tool_prefix} |
1c710c3c | 2350 | copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include" |
e4c9c075 PB |
2351 | fi |
2352 | fi | |
2353 | ||
2354 | # Handle --with-libs=XXX. If the value is not "yes", the contents of | |
2355 | # the name directories are copied to $(tooldir)/lib. Multiple directories | |
2356 | # are permitted. | |
2357 | if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
2358 | if test x${is_cross_compiler} = xno ; then | |
2359 | echo 1>&2 '***' --with-libs is only supported when cross compiling | |
2360 | exit 1 | |
2361 | fi | |
2362 | if test x"${with_libs}" != xyes ; then | |
2363 | # Copy the libraries in reverse order, so that files in the first named | |
2364 | # library override files in subsequent libraries. | |
c3a86da9 | 2365 | x=${gcc_cv_tool_prefix} |
e4c9c075 | 2366 | for l in ${with_libs}; do |
1c710c3c | 2367 | copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}" |
e4c9c075 PB |
2368 | done |
2369 | fi | |
2370 | fi | |
2371 | ||
d7f09764 | 2372 | # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate. |
e8b05380 PB |
2373 | # |
2374 | # This is done by determining whether or not the appropriate directory | |
2375 | # is available, and by checking whether or not specific configurations | |
2376 | # have requested that this magic not happen. | |
2377 | # | |
2378 | # The command line options always override the explicit settings in | |
2379 | # configure.in, and the settings in configure.in override this magic. | |
2380 | # | |
2381 | # If the default for a toolchain is to use GNU as and ld, and you don't | |
2382 | # want to do that, then you should use the --without-gnu-as and | |
d7f09764 DN |
2383 | # --without-gnu-ld options for the configure script. Similarly, if |
2384 | # the default is to use the included zlib and you don't want to do that, | |
2385 | # you should use the --with-system-zlib option for the configure script. | |
e8b05380 PB |
2386 | |
2387 | if test x${use_gnu_as} = x && | |
2388 | echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then | |
2389 | with_gnu_as=yes | |
2390 | extra_host_args="$extra_host_args --with-gnu-as" | |
2391 | fi | |
2392 | ||
2393 | if test x${use_gnu_ld} = x && | |
5afab7ad | 2394 | echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then |
e8b05380 PB |
2395 | with_gnu_ld=yes |
2396 | extra_host_args="$extra_host_args --with-gnu-ld" | |
2397 | fi | |
2398 | ||
d7f09764 DN |
2399 | if test x${use_included_zlib} = x && |
2400 | echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then | |
2401 | : | |
2402 | else | |
2403 | with_system_zlib=yes | |
2404 | extra_host_args="$extra_host_args --with-system-zlib" | |
2405 | fi | |
2406 | ||
e8b05380 PB |
2407 | # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure |
2408 | # can detect this case. | |
2409 | ||
2410 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then | |
2411 | with_newlib=yes | |
2412 | extra_host_args="$extra_host_args --with-newlib" | |
2413 | fi | |
2414 | ||
e4c9c075 PB |
2415 | # Handle ${copy_dirs} |
2416 | set fnord ${copy_dirs} | |
2417 | shift | |
2418 | while test $# != 0 ; do | |
2419 | if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then | |
2420 | : | |
2421 | else | |
2422 | echo Copying $1 to $2 | |
2423 | ||
2424 | # Use the install script to create the directory and all required | |
2425 | # parent directories. | |
2426 | if test -d $2 ; then | |
2427 | : | |
2428 | else | |
2429 | echo >config.temp | |
2430 | ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED | |
2431 | fi | |
2432 | ||
2433 | # Copy the directory, assuming we have tar. | |
2434 | # FIXME: Should we use B in the second tar? Not all systems support it. | |
2435 | (cd $1; tar -cf - .) | (cd $2; tar -xpf -) | |
2436 | ||
2437 | # It is the responsibility of the user to correctly adjust all | |
2438 | # symlinks. If somebody can figure out how to handle them correctly | |
2439 | # here, feel free to add the code. | |
2440 | ||
2441 | echo $1 > $2/COPIED | |
2442 | fi | |
2443 | shift; shift | |
2444 | done | |
2445 | ||
e8b05380 PB |
2446 | # Determine a target-dependent exec_prefix that the installed |
2447 | # gcc will search in. Keep this list sorted by triplet, with | |
2448 | # the *-*-osname triplets last. | |
2449 | md_exec_prefix= | |
2450 | case "${target}" in | |
30b74385 | 2451 | i[[34567]]86-pc-msdosdjgpp*) |
e8b05380 PB |
2452 | md_exec_prefix=/dev/env/DJDIR/bin |
2453 | ;; | |
e8b05380 | 2454 | *-*-hpux* | \ |
e8b05380 | 2455 | *-*-nto-qnx* | \ |
6de66370 | 2456 | *-*-solaris2*) |
e8b05380 PB |
2457 | md_exec_prefix=/usr/ccs/bin |
2458 | ;; | |
2459 | esac | |
2460 | ||
4977bab6 ZW |
2461 | extra_arflags_for_target= |
2462 | extra_nmflags_for_target= | |
2a726918 | 2463 | extra_ranlibflags_for_target= |
671aa708 | 2464 | target_makefile_frag=/dev/null |
55380b08 | 2465 | case "${target}" in |
58e24147 AM |
2466 | spu-*-*) |
2467 | target_makefile_frag="config/mt-spu" | |
2468 | ;; | |
74ae587e | 2469 | mips*-sde-elf* | mips*-mti-elf* | mips*-img-elf*) |
4bf6c438 RS |
2470 | target_makefile_frag="config/mt-sde" |
2471 | ;; | |
1ec3b87b RS |
2472 | mipsisa*-*-elfoabi*) |
2473 | target_makefile_frag="config/mt-mips-elfoabi" | |
2474 | ;; | |
08d0963a RS |
2475 | mips*-*-*linux* | mips*-*-gnu*) |
2476 | target_makefile_frag="config/mt-mips-gnu" | |
2477 | ;; | |
707f1839 SL |
2478 | nios2-*-elf*) |
2479 | target_makefile_frag="config/mt-nios2-elf" | |
2480 | ;; | |
416ac4d4 | 2481 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) |
98a5bb3b | 2482 | target_makefile_frag="config/mt-gnu" |
55380b08 | 2483 | ;; |
671aa708 | 2484 | *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*) |
4977bab6 ZW |
2485 | # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm |
2486 | # commands to handle both 32-bit and 64-bit objects. These flags are | |
2487 | # harmless if we're using GNU nm or ar. | |
2488 | extra_arflags_for_target=" -X32_64" | |
2489 | extra_nmflags_for_target=" -B -X32_64" | |
55380b08 | 2490 | ;; |
c3b7d169 NN |
2491 | esac |
2492 | ||
671aa708 | 2493 | alphaieee_frag=/dev/null |
c3b7d169 NN |
2494 | case $target in |
2495 | alpha*-*-*) | |
2496 | # This just makes sure to use the -mieee option to build target libs. | |
2497 | # This should probably be set individually by each library. | |
2498 | alphaieee_frag="config/mt-alphaieee" | |
55380b08 NN |
2499 | ;; |
2500 | esac | |
701afd4d | 2501 | |
55380b08 NN |
2502 | # If --enable-target-optspace always use -Os instead of -O2 to build |
2503 | # the target libraries, similarly if it is not specified, use -Os | |
2504 | # on selected platforms. | |
671aa708 | 2505 | ospace_frag=/dev/null |
55380b08 NN |
2506 | case "${enable_target_optspace}:${target}" in |
2507 | yes:*) | |
c3b7d169 | 2508 | ospace_frag="config/mt-ospace" |
55380b08 NN |
2509 | ;; |
2510 | :d30v-*) | |
c3b7d169 | 2511 | ospace_frag="config/mt-d30v" |
55380b08 NN |
2512 | ;; |
2513 | :m32r-* | :d10v-* | :fr30-*) | |
c3b7d169 | 2514 | ospace_frag="config/mt-ospace" |
55380b08 NN |
2515 | ;; |
2516 | no:* | :*) | |
2517 | ;; | |
2518 | *) | |
2519 | echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2 | |
2520 | ;; | |
2521 | esac | |
6599da04 | 2522 | |
671aa708 NN |
2523 | # Some systems (e.g., one of the i386-aix systems the gas testers are |
2524 | # using) don't handle "\$" correctly, so don't use it here. | |
1c710c3c | 2525 | tooldir='${exec_prefix}'/${target_noncanonical} |
671aa708 NN |
2526 | build_tooldir=${tooldir} |
2527 | ||
671aa708 NN |
2528 | # Create a .gdbinit file which runs the one in srcdir |
2529 | # and tells GDB to look there for source files. | |
2530 | ||
2531 | if test -r ${srcdir}/.gdbinit ; then | |
2532 | case ${srcdir} in | |
2533 | .) ;; | |
2534 | *) cat > ./.gdbinit <<EOF | |
2535 | # ${NO_EDIT} | |
2536 | dir ${srcdir} | |
2537 | dir . | |
2538 | source ${srcdir}/.gdbinit | |
2539 | EOF | |
2540 | ;; | |
2541 | esac | |
2542 | fi | |
2543 | ||
6599da04 JM |
2544 | # Make sure that the compiler is able to generate an executable. If it |
2545 | # can't, we are probably in trouble. We don't care whether we can run the | |
2546 | # executable--we might be using a cross compiler--we only care whether it | |
2547 | # can be created. At this point the main configure script has set CC. | |
aeaa0f2f | 2548 | we_are_ok=no |
6599da04 JM |
2549 | echo "int main () { return 0; }" > conftest.c |
2550 | ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
aeaa0f2f NN |
2551 | if test $? = 0 ; then |
2552 | if test -s conftest || test -s conftest.exe ; then | |
2553 | we_are_ok=yes | |
2554 | fi | |
2555 | fi | |
2556 | case $we_are_ok in | |
2557 | no) | |
2558 | echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed." | |
2559 | echo 1>&2 "*** You must set the environment variable CC to a working compiler." | |
2560 | rm -f conftest* | |
2561 | exit 1 | |
2562 | ;; | |
2563 | esac | |
6599da04 JM |
2564 | rm -f conftest* |
2565 | ||
d89f0ad6 | 2566 | # Decide which environment variable is used to find dynamic libraries. |
fe3d5b7f NN |
2567 | case "${host}" in |
2568 | *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;; | |
111eeb6e | 2569 | *-*-darwin*) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;; |
d89f0ad6 | 2570 | *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;; |
fe3d5b7f NN |
2571 | *) RPATH_ENVVAR=LD_LIBRARY_PATH ;; |
2572 | esac | |
fe3d5b7f | 2573 | |
d89f0ad6 AL |
2574 | # On systems where the dynamic library environment variable is PATH, |
2575 | # gcc/ will put dynamic libraries into a subdirectory to avoid adding | |
2576 | # built executables to PATH. | |
2577 | if test "$RPATH_ENVVAR" = PATH; then | |
2578 | GCC_SHLIB_SUBDIR=/shlib | |
2579 | else | |
2580 | GCC_SHLIB_SUBDIR= | |
2581 | fi | |
2582 | ||
beeda1d9 JJ |
2583 | # Adjust the toplevel makefile according to whether bootstrap was selected. |
2584 | case $enable_bootstrap in | |
2585 | yes) | |
2586 | bootstrap_suffix=bootstrap | |
2587 | BUILD_CONFIG=bootstrap-debug | |
2588 | ;; | |
2589 | no) | |
2590 | bootstrap_suffix=no-bootstrap | |
2591 | BUILD_CONFIG= | |
2592 | ;; | |
2593 | esac | |
2594 | ||
2595 | AC_MSG_CHECKING(for default BUILD_CONFIG) | |
2596 | ||
2597 | AC_ARG_WITH([build-config], | |
2598 | [AS_HELP_STRING([--with-build-config='NAME NAME2...'], | |
2599 | [use config/NAME.mk build configuration])], | |
2600 | [case $with_build_config in | |
2601 | yes) with_build_config= ;; | |
2602 | no) with_build_config= BUILD_CONFIG= ;; | |
2603 | esac]) | |
2604 | ||
2605 | if test "x${with_build_config}" != x; then | |
2606 | BUILD_CONFIG=$with_build_config | |
2607 | else | |
2608 | case $BUILD_CONFIG in | |
2609 | bootstrap-debug) | |
2610 | if echo "int f (void) { return 0; }" > conftest.c && | |
2611 | ${CC} -c conftest.c && | |
2612 | mv conftest.o conftest.o.g0 && | |
2613 | ${CC} -c -g conftest.c && | |
2614 | mv conftest.o conftest.o.g && | |
2615 | ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then | |
2616 | : | |
2617 | else | |
2618 | BUILD_CONFIG= | |
2619 | fi | |
2620 | rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g | |
2621 | ;; | |
2622 | esac | |
2623 | fi | |
2624 | AC_MSG_RESULT($BUILD_CONFIG) | |
2625 | AC_SUBST(BUILD_CONFIG) | |
2626 | ||
2627 | # Use same top-level configure hooks in libgcc/libstdc++/libvtv. | |
2628 | AC_MSG_CHECKING([for --enable-vtable-verify]) | |
2629 | AC_ARG_ENABLE(vtable-verify, | |
2630 | [ --enable-vtable-verify Enable vtable verification feature ], | |
2631 | [case "$enableval" in | |
2632 | yes) enable_vtable_verify=yes ;; | |
2633 | no) enable_vtable_verify=no ;; | |
2634 | *) enable_vtable_verify=no;; | |
2635 | esac], | |
2636 | [enable_vtable_verify=no]) | |
2637 | AC_MSG_RESULT($enable_vtable_verify) | |
2638 | ||
4977bab6 ZW |
2639 | # Record target_configdirs and the configure arguments for target and |
2640 | # build configuration in Makefile. | |
2641 | target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'` | |
23f6b2f9 | 2642 | build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'` |
9e1c8fc1 | 2643 | bootstrap_fixincludes=no |
4977bab6 | 2644 | |
ad1e5170 JR |
2645 | # If we are building libgomp, bootstrap it. |
2646 | if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then | |
2647 | bootstrap_target_libs=${bootstrap_target_libs}target-libgomp, | |
2648 | fi | |
2649 | ||
beeda1d9 JJ |
2650 | # If we are building libsanitizer and $BUILD_CONFIG contains bootstrap-asan |
2651 | # or bootstrap-ubsan, bootstrap it. | |
2652 | if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1; then | |
2653 | case "$BUILD_CONFIG" in | |
2654 | *bootstrap-asan* | *bootstrap-ubsan* ) | |
2655 | bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer, | |
9e1c8fc1 | 2656 | bootstrap_fixincludes=yes |
beeda1d9 JJ |
2657 | ;; |
2658 | esac | |
ac8701fe L |
2659 | fi |
2660 | ||
beeda1d9 JJ |
2661 | # If we are building libvtv and --enable-vtable-verify, bootstrap it. |
2662 | if echo " ${target_configdirs} " | grep " libvtv " > /dev/null 2>&1 && | |
2663 | test "$enable_vtable_verify" != no; then | |
2077db1b CT |
2664 | bootstrap_target_libs=${bootstrap_target_libs}target-libvtv, |
2665 | fi | |
2666 | ||
4977bab6 ZW |
2667 | # Determine whether gdb needs tk/tcl or not. |
2668 | # Use 'maybe' since enable_gdbtk might be true even if tk isn't available | |
2669 | # and in that case we want gdb to be built without tk. Ugh! | |
2670 | # In fact I believe gdb is the *only* package directly dependent on tk, | |
2671 | # so we should be able to put the 'maybe's in unconditionally and | |
2672 | # leave out the maybe dependencies when enable_gdbtk is false. I'm not | |
2673 | # 100% sure that that's safe though. | |
e914a571 | 2674 | |
b4f96efe | 2675 | gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui" |
4977bab6 ZW |
2676 | case "$enable_gdbtk" in |
2677 | no) | |
2678 | GDB_TK="" ;; | |
e914a571 AC |
2679 | yes) |
2680 | GDB_TK="${gdb_tk}" ;; | |
4977bab6 | 2681 | *) |
e914a571 AC |
2682 | # Only add the dependency on gdbtk when GDBtk is part of the gdb |
2683 | # distro. Eventually someone will fix this and move Insight, nee | |
2684 | # gdbtk to a separate directory. | |
2685 | if test -d ${srcdir}/gdb/gdbtk ; then | |
2686 | GDB_TK="${gdb_tk}" | |
2687 | else | |
2688 | GDB_TK="" | |
2689 | fi | |
2690 | ;; | |
4977bab6 | 2691 | esac |
ef9db8d5 DJ |
2692 | CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g` |
2693 | INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g` | |
4977bab6 | 2694 | |
60975492 | 2695 | # Strip out unwanted targets. |
8b87bb96 NN |
2696 | |
2697 | # While at that, we remove Makefiles if we were started for recursive | |
2698 | # configuration, so that the top-level Makefile reconfigures them, | |
2699 | # like we used to do when configure itself was recursive. | |
8b87bb96 | 2700 | |
3e54529c RW |
2701 | # Loop over modules. We used to use the "$extrasub" feature from Autoconf |
2702 | # but now we're fixing up the Makefile ourselves with the additional | |
2703 | # commands passed to AC_CONFIG_FILES. Use separate variables | |
2704 | # extrasub-{build,host,target} not because there is any reason to split | |
2705 | # the substitutions up that way, but only to remain below the limit of | |
2706 | # 99 commands in a script, for HP-UX sed. | |
2707 | # Do not nest @if/@endif pairs, because configure will not warn you at all. | |
8b87bb96 | 2708 | |
79cd2b23 RW |
2709 | case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in |
2710 | yes:yes:*\ gold\ *:*,c++,*) ;; | |
2711 | yes:yes:*\ gold\ *:*) | |
2712 | AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages]) | |
2713 | ;; | |
2714 | esac | |
2715 | ||
3e54529c | 2716 | extrasub_build= |
23f6b2f9 | 2717 | for module in ${build_configdirs} ; do |
8b87bb96 NN |
2718 | if test -z "${no_recursion}" \ |
2719 | && test -f ${build_subdir}/${module}/Makefile; then | |
2720 | echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure" | |
2721 | rm -f ${build_subdir}/${module}/Makefile | |
2722 | fi | |
3e54529c | 2723 | extrasub_build="$extrasub_build |
60975492 | 2724 | /^@if build-$module\$/d |
5607edfd PB |
2725 | /^@endif build-$module\$/d |
2726 | /^@if build-$module-$bootstrap_suffix\$/d | |
2727 | /^@endif build-$module-$bootstrap_suffix\$/d" | |
8b87bb96 | 2728 | done |
3e54529c | 2729 | extrasub_host= |
8b87bb96 | 2730 | for module in ${configdirs} ; do |
a6fbc1e2 | 2731 | if test -z "${no_recursion}"; then |
f063a9ed | 2732 | for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do |
a6fbc1e2 AS |
2733 | if test -f ${file}; then |
2734 | echo 1>&2 "*** removing ${file} to force reconfigure" | |
2735 | rm -f ${file} | |
2736 | fi | |
2737 | done | |
8b87bb96 | 2738 | fi |
9e1c8fc1 JJ |
2739 | case ${module},${bootstrap_fixincludes} in |
2740 | fixincludes,no) host_bootstrap_suffix=no-bootstrap ;; | |
2741 | *) host_bootstrap_suffix=$bootstrap_suffix ;; | |
2742 | esac | |
3e54529c | 2743 | extrasub_host="$extrasub_host |
60975492 | 2744 | /^@if $module\$/d |
5607edfd | 2745 | /^@endif $module\$/d |
9e1c8fc1 JJ |
2746 | /^@if $module-$host_bootstrap_suffix\$/d |
2747 | /^@endif $module-$host_bootstrap_suffix\$/d" | |
8b87bb96 | 2748 | done |
3e54529c | 2749 | extrasub_target= |
8b87bb96 NN |
2750 | for module in ${target_configdirs} ; do |
2751 | if test -z "${no_recursion}" \ | |
2752 | && test -f ${target_subdir}/${module}/Makefile; then | |
2753 | echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure" | |
2754 | rm -f ${target_subdir}/${module}/Makefile | |
2755 | fi | |
00020c16 ILT |
2756 | |
2757 | # We only bootstrap target libraries listed in bootstrap_target_libs. | |
2758 | case $bootstrap_target_libs in | |
2759 | *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;; | |
2760 | *) target_bootstrap_suffix=no-bootstrap ;; | |
2761 | esac | |
2762 | ||
3e54529c | 2763 | extrasub_target="$extrasub_target |
60975492 | 2764 | /^@if target-$module\$/d |
5607edfd | 2765 | /^@endif target-$module\$/d |
00020c16 ILT |
2766 | /^@if target-$module-$target_bootstrap_suffix\$/d |
2767 | /^@endif target-$module-$target_bootstrap_suffix\$/d" | |
4977bab6 | 2768 | done |
f516a7da | 2769 | |
3e54529c RW |
2770 | # Do the final fixup along with target modules. |
2771 | extrasub_target="$extrasub_target | |
60975492 | 2772 | /^@if /,/^@endif /d" |
4977bab6 ZW |
2773 | |
2774 | # Create the serialization dependencies. This uses a temporary file. | |
2775 | ||
ade82b16 | 2776 | AC_ARG_ENABLE([serial-configure], |
33e39b66 AS |
2777 | [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]], |
2778 | [force sequential configuration of | |
2779 | sub-packages for the host, target or build | |
2780 | machine, or all sub-packages])]) | |
bf1d3e81 NN |
2781 | |
2782 | case ${enable_serial_configure} in | |
2783 | yes) | |
2784 | enable_serial_build_configure=yes | |
2785 | enable_serial_host_configure=yes | |
2786 | enable_serial_target_configure=yes | |
2787 | ;; | |
2788 | esac | |
ade82b16 | 2789 | |
4977bab6 ZW |
2790 | # These force 'configure's to be done one at a time, to avoid problems |
2791 | # with contention over a shared config.cache. | |
2792 | rm -f serdep.tmp | |
ade82b16 | 2793 | echo '# serdep.tmp' > serdep.tmp |
4977bab6 | 2794 | olditem= |
bf1d3e81 | 2795 | test "x${enable_serial_build_configure}" = xyes && |
4977bab6 ZW |
2796 | for item in ${build_configdirs} ; do |
2797 | case ${olditem} in | |
2798 | "") ;; | |
ade82b16 | 2799 | *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;; |
4977bab6 ZW |
2800 | esac |
2801 | olditem=${item} | |
2802 | done | |
2803 | olditem= | |
bf1d3e81 | 2804 | test "x${enable_serial_host_configure}" = xyes && |
4977bab6 ZW |
2805 | for item in ${configdirs} ; do |
2806 | case ${olditem} in | |
2807 | "") ;; | |
ade82b16 | 2808 | *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;; |
4977bab6 ZW |
2809 | esac |
2810 | olditem=${item} | |
2811 | done | |
2812 | olditem= | |
bf1d3e81 | 2813 | test "x${enable_serial_target_configure}" = xyes && |
4977bab6 ZW |
2814 | for item in ${target_configdirs} ; do |
2815 | case ${olditem} in | |
2816 | "") ;; | |
ade82b16 | 2817 | *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;; |
4977bab6 ZW |
2818 | esac |
2819 | olditem=${item} | |
2820 | done | |
671aa708 NN |
2821 | serialization_dependencies=serdep.tmp |
2822 | AC_SUBST_FILE(serialization_dependencies) | |
fe3d5b7f | 2823 | |
ade82b16 | 2824 | # Base args. Strip norecursion, cache-file, srcdir, host, build, |
1c710c3c | 2825 | # target, nonopt, and variable assignments. These are the ones we |
f1a036e4 NC |
2826 | # might not want to pass down to subconfigures. The exception being |
2827 | # --cache-file=/dev/null, which is used to turn off the use of cache | |
2828 | # files altogether, and which should be passed on to subconfigures. | |
2829 | # Also strip program-prefix, program-suffix, and program-transform-name, | |
2830 | # so that we can pass down a consistent program-transform-name. | |
1c710c3c | 2831 | baseargs= |
29a63921 | 2832 | tbaseargs= |
1c710c3c DJ |
2833 | keep_next=no |
2834 | skip_next=no | |
2835 | eval "set -- $ac_configure_args" | |
44bfc3ac DJ |
2836 | for ac_arg |
2837 | do | |
1c710c3c DJ |
2838 | if test X"$skip_next" = X"yes"; then |
2839 | skip_next=no | |
2840 | continue | |
2841 | fi | |
2842 | if test X"$keep_next" = X"yes"; then | |
2843 | case $ac_arg in | |
2844 | *\'*) | |
2845 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2846 | esac | |
2847 | baseargs="$baseargs '$ac_arg'" | |
29a63921 | 2848 | tbaseargs="$tbaseargs '$ac_arg'" |
1c710c3c DJ |
2849 | keep_next=no |
2850 | continue | |
2851 | fi | |
2852 | ||
2853 | # Handle separated arguments. Based on the logic generated by | |
2854 | # autoconf 2.59. | |
2855 | case $ac_arg in | |
2856 | *=* | --config-cache | -C | -disable-* | --disable-* \ | |
2857 | | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \ | |
2858 | | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \ | |
2859 | | -with-* | --with-* | -without-* | --without-* | --x) | |
2860 | separate_arg=no | |
2861 | ;; | |
2862 | -*) | |
2863 | separate_arg=yes | |
2864 | ;; | |
2865 | *) | |
2866 | separate_arg=no | |
2867 | ;; | |
2868 | esac | |
2869 | ||
29a63921 AO |
2870 | skip_targ=no |
2871 | case $ac_arg in | |
2872 | changequote(,) | |
2873 | --with-* | --without-*) | |
2874 | libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'` | |
2875 | ||
2876 | case $libopt in | |
2877 | *[-_]include) | |
2878 | lib=`echo "$libopt" | sed 's,[-_]include$,,'` | |
2879 | ;; | |
2880 | *[-_]lib) | |
2881 | lib=`echo "$libopt" | sed 's,[-_]lib$,,'` | |
2882 | ;; | |
2883 | *) | |
2884 | lib=$libopt | |
2885 | ;; | |
2886 | esac | |
2887 | changequote([,]) | |
2888 | ||
2889 | case $lib in | |
4a9bb2aa | 2890 | mpc | mpfr | gmp | isl) |
29a63921 AO |
2891 | # If we're processing --with-$lib, --with-$lib-include or |
2892 | # --with-$lib-lib, for one of the libs above, and target is | |
2893 | # different from host, don't pass the current argument to any | |
2894 | # target library's configure. | |
2895 | if test x$is_cross_compiler = xyes; then | |
2896 | skip_targ=yes | |
2897 | fi | |
2898 | ;; | |
2899 | esac | |
2900 | ;; | |
2901 | esac | |
2902 | ||
1c710c3c | 2903 | case "$ac_arg" in |
f1a036e4 NC |
2904 | --cache-file=/dev/null | \ |
2905 | -cache-file=/dev/null ) | |
2906 | # Handled here to avoid the test to skip args below. | |
2907 | baseargs="$baseargs '$ac_arg'" | |
29a63921 | 2908 | tbaseargs="$tbaseargs '$ac_arg'" |
f1a036e4 NC |
2909 | # Assert: $separate_arg should always be no. |
2910 | keep_next=$separate_arg | |
2911 | ;; | |
1c710c3c DJ |
2912 | --no*) |
2913 | continue | |
2914 | ;; | |
2915 | --c* | \ | |
2916 | --sr* | \ | |
2917 | --ho* | \ | |
2918 | --bu* | \ | |
2919 | --t* | \ | |
2920 | --program-* | \ | |
2921 | -cache_file* | \ | |
2922 | -srcdir* | \ | |
2923 | -host* | \ | |
2924 | -build* | \ | |
2925 | -target* | \ | |
2926 | -program-prefix* | \ | |
2927 | -program-suffix* | \ | |
2928 | -program-transform-name* ) | |
2929 | skip_next=$separate_arg | |
2930 | continue | |
2931 | ;; | |
2932 | -*) | |
2933 | # An option. Add it. | |
2934 | case $ac_arg in | |
2935 | *\'*) | |
2936 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2937 | esac | |
2938 | baseargs="$baseargs '$ac_arg'" | |
29a63921 AO |
2939 | if test X"$skip_targ" = Xno; then |
2940 | tbaseargs="$tbaseargs '$ac_arg'" | |
2941 | fi | |
1c710c3c DJ |
2942 | keep_next=$separate_arg |
2943 | ;; | |
2944 | *) | |
2945 | # Either a variable assignment, or a nonopt (triplet). Don't | |
2946 | # pass it down; let the Makefile handle this. | |
2947 | continue | |
2948 | ;; | |
2949 | esac | |
2950 | done | |
2951 | # Remove the initial space we just introduced and, as these will be | |
2952 | # expanded by make, quote '$'. | |
2953 | baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'` | |
6599da04 | 2954 | |
43bb47c2 DJ |
2955 | # Add in --program-transform-name, after --program-prefix and |
2956 | # --program-suffix have been applied to it. Autoconf has already | |
2957 | # doubled dollar signs and backslashes in program_transform_name; we want | |
2958 | # the backslashes un-doubled, and then the entire thing wrapped in single | |
2959 | # quotes, because this will be expanded first by make and then by the shell. | |
2960 | # Also, because we want to override the logic in subdir configure scripts to | |
2961 | # choose program_transform_name, replace any s,x,x, with s,y,y,. | |
2962 | sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out | |
2963 | ${program_transform_name} | |
2964 | EOF_SED | |
2965 | gcc_transform_name=`cat conftestsed.out` | |
2966 | rm -f conftestsed.out | |
2967 | baseargs="$baseargs --program-transform-name='${gcc_transform_name}'" | |
29a63921 | 2968 | tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'" |
d9acb717 RW |
2969 | if test "$silent" = yes; then |
2970 | baseargs="$baseargs --silent" | |
29a63921 | 2971 | tbaseargs="$tbaseargs --silent" |
d9acb717 | 2972 | fi |
0115d4a3 | 2973 | baseargs="$baseargs --disable-option-checking" |
29a63921 | 2974 | tbaseargs="$tbaseargs --disable-option-checking" |
43bb47c2 | 2975 | |
ffedf511 RW |
2976 | # Record and document user additions to sub configure arguments. |
2977 | AC_ARG_VAR([build_configargs], | |
2978 | [additional configure arguments for build directories]) | |
2979 | AC_ARG_VAR([host_configargs], | |
2980 | [additional configure arguments for host directories]) | |
2981 | AC_ARG_VAR([target_configargs], | |
2982 | [additional configure arguments for target directories]) | |
2983 | ||
e490616e ZW |
2984 | # For the build-side libraries, we just need to pretend we're native, |
2985 | # and not use the same cache file. Multilibs are neither needed nor | |
3d96b0d0 HPN |
2986 | # desired. We can't even use the same cache file for all build-side |
2987 | # libraries, as they're compiled differently; some with C, some with | |
2988 | # C++ or with different feature-enabling options. | |
2989 | build_configargs="$build_configargs --cache-file=./config.cache ${baseargs}" | |
e254d6b5 | 2990 | |
4977bab6 ZW |
2991 | # For host modules, accept cache file option, or specification as blank. |
2992 | case "${cache_file}" in | |
2993 | "") # empty | |
2994 | cache_file_option="" ;; | |
671aa708 | 2995 | /* | [[A-Za-z]]:[[\\/]]* ) # absolute path |
4977bab6 ZW |
2996 | cache_file_option="--cache-file=${cache_file}" ;; |
2997 | *) # relative path | |
2998 | cache_file_option="--cache-file=../${cache_file}" ;; | |
2999 | esac | |
3000 | ||
09438bde NN |
3001 | # Host dirs don't like to share a cache file either, horribly enough. |
3002 | # This seems to be due to autoconf 2.5x stupidity. | |
ffedf511 | 3003 | host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}" |
4977bab6 | 3004 | |
29a63921 | 3005 | target_configargs="$target_configargs ${tbaseargs}" |
e490616e | 3006 | |
6599da04 JM |
3007 | # Passing a --with-cross-host argument lets the target libraries know |
3008 | # whether they are being built with a cross-compiler or being built | |
3009 | # native. However, it would be better to use other mechanisms to make the | |
3010 | # sorts of decisions they want to make on this basis. Please consider | |
3011 | # this option to be deprecated. FIXME. | |
aeaa0f2f | 3012 | if test x${is_cross_compiler} = xyes ; then |
1c710c3c | 3013 | target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}" |
6599da04 JM |
3014 | fi |
3015 | ||
79e0604d FXC |
3016 | # Special user-friendly check for native x86_64-linux build, if |
3017 | # multilib is not explicitly enabled. | |
3018 | case "$target:$have_compiler:$host:$target:$enable_multilib" in | |
3019 | x86_64-*linux*:yes:$build:$build:) | |
3020 | # Make sure we have a developement environment that handles 32-bit | |
3021 | dev64=no | |
3022 | echo "int main () { return 0; }" > conftest.c | |
3023 | ${CC} -m32 -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
3024 | if test $? = 0 ; then | |
3025 | if test -s conftest || test -s conftest.exe ; then | |
3026 | dev64=yes | |
3027 | fi | |
3028 | fi | |
3029 | rm -f conftest* | |
3030 | if test x${dev64} != xyes ; then | |
3031 | AC_MSG_ERROR([I suspect your system does not have 32-bit developement libraries (libc and headers). If you have them, rerun configure with --enable-multilib. If you do not have them, and want to build a 64-bit-only compiler, rerun configure with --disable-multilib.]) | |
3032 | fi | |
3033 | ;; | |
3034 | esac | |
3035 | ||
dc683a3f RW |
3036 | # Default to --enable-multilib. |
3037 | if test x${enable_multilib} = x ; then | |
3fedb745 | 3038 | target_configargs="--enable-multilib ${target_configargs}" |
dc683a3f | 3039 | fi |
6599da04 | 3040 | |
5d4a5ee6 JL |
3041 | # Pass --with-newlib if appropriate. Note that target_configdirs has |
3042 | # changed from the earlier setting of with_newlib. | |
aeaa0f2f | 3043 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then |
3fedb745 | 3044 | target_configargs="--with-newlib ${target_configargs}" |
5d4a5ee6 JL |
3045 | fi |
3046 | ||
6b9eb62c NN |
3047 | # Different target subdirs use different values of certain variables |
3048 | # (notably CXX). Worse, multilibs use *lots* of different values. | |
3049 | # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that | |
3050 | # it doesn't automatically accept command-line overrides of them. | |
3051 | # This means it's not safe for target subdirs to share a cache file, | |
3052 | # which is disgusting, but there you have it. Hopefully this can be | |
3053 | # fixed in future. It's still worthwhile to use a cache file for each | |
3054 | # directory. I think. | |
3055 | ||
bebcd931 MS |
3056 | # Pass the appropriate --build, --host, --target and --cache-file arguments. |
3057 | # We need to pass --target, as newer autoconf's requires consistency | |
3058 | # for target_alias and gcc doesn't manage it consistently. | |
e69bf64b | 3059 | target_configargs="--cache-file=./config.cache ${target_configargs}" |
e490616e | 3060 | |
b87487b6 | 3061 | FLAGS_FOR_TARGET= |
bb654703 | 3062 | case " $target_configdirs " in |
7965440a | 3063 | *" newlib "*) |
3fedb745 | 3064 | case " $target_configargs " in |
7965440a | 3065 | *" --with-newlib "*) |
b87487b6 | 3066 | case "$target" in |
5d571eaa | 3067 | *-cygwin*) |
443e6238 | 3068 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -isystem $$s/winsup/cygwin/include' |
5d571eaa | 3069 | ;; |
b87487b6 AO |
3070 | esac |
3071 | ||
afd7db25 | 3072 | # If we're not building GCC, don't discard standard headers. |
ef40bc65 | 3073 | if test -d ${srcdir}/gcc; then |
d4eb109c | 3074 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc' |
afd7db25 AO |
3075 | |
3076 | if test "${build}" != "${host}"; then | |
3077 | # On Canadian crosses, CC_FOR_TARGET will have already been set | |
3078 | # by `configure', so we won't have an opportunity to add -Bgcc/ | |
3079 | # to it. This is right: we don't want to search that directory | |
3080 | # for binaries, but we want the header files in there, so add | |
3081 | # them explicitly. | |
0463992b | 3082 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed' |
afd7db25 AO |
3083 | |
3084 | # Someone might think of using the pre-installed headers on | |
3085 | # Canadian crosses, in case the installed compiler is not fully | |
3086 | # compatible with the compiler being built. In this case, it | |
3087 | # would be better to flag an error than risking having | |
3088 | # incompatible object files being constructed. We can't | |
3089 | # guarantee that an error will be flagged, but let's hope the | |
3090 | # compiler will do it, when presented with incompatible header | |
3091 | # files. | |
3092 | fi | |
d4eb109c AO |
3093 | fi |
3094 | ||
ab50d72b | 3095 | case "${target}-${is_cross_compiler}" in |
f2a0e225 | 3096 | i[[3456789]]86-*-linux*-no) |
ab50d72b DD |
3097 | # Here host == target, so we don't need to build gcc, |
3098 | # so we don't want to discard standard headers. | |
3099 | FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'` | |
ab50d72b DD |
3100 | ;; |
3101 | *) | |
3102 | # If we're building newlib, use its generic headers last, but search | |
3103 | # for any libc-related directories first (so make it the last -B | |
3104 | # switch). | |
3105 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include' | |
c03353e2 RIL |
3106 | |
3107 | # If we're building libgloss, find the startup file, simulator library | |
3108 | # and linker script. | |
3109 | case " $target_configdirs " in | |
3110 | *" libgloss "*) | |
3111 | # Look for startup file, simulator library and maybe linker script. | |
3112 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir" | |
3113 | # Look for libnosys.a in case the target needs it. | |
3114 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys' | |
3115 | # Most targets have the linker script in the source directory. | |
3116 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir" | |
3117 | ;; | |
3118 | esac | |
ab50d72b DD |
3119 | ;; |
3120 | esac | |
b87487b6 | 3121 | ;; |
7965440a AO |
3122 | esac |
3123 | ;; | |
b87487b6 | 3124 | esac |
5d571eaa | 3125 | |
b91f0a41 | 3126 | case "$target" in |
5d571eaa OS |
3127 | x86_64-*mingw* | *-w64-mingw*) |
3128 | # MinGW-w64 does not use newlib, nor does it use winsup. It may, | |
3129 | # however, use a symlink named 'mingw' in ${prefix} . | |
3130 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include' | |
3131 | ;; | |
3132 | *-mingw*) | |
3133 | # MinGW can't be handled as Cygwin above since it does not use newlib. | |
3134 | FLAGS_FOR_TARGET=$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' | |
3135 | ;; | |
b91f0a41 | 3136 | esac |
d4eb109c | 3137 | |
6691a79e ME |
3138 | # Allow the user to override the flags for |
3139 | # our build compiler if desired. | |
f019adc1 MF |
3140 | if test x"${build}" = x"${host}" ; then |
3141 | CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}} | |
3142 | CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}} | |
3143 | LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}} | |
3144 | fi | |
6691a79e | 3145 | |
d4eb109c AO |
3146 | # On Canadian crosses, we'll be searching the right directories for |
3147 | # the previously-installed cross compiler, so don't bother to add | |
3148 | # flags for directories within the install tree of the compiler | |
3149 | # being built; programs in there won't even run. | |
ef40bc65 | 3150 | if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then |
b87487b6 | 3151 | # Search for pre-installed headers if nothing else fits. |
9124bc53 | 3152 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include' |
b87487b6 | 3153 | fi |
d4eb109c | 3154 | |
bb654703 | 3155 | if test "x${use_gnu_ld}" = x && |
55380b08 | 3156 | echo " ${configdirs} " | grep " ld " > /dev/null ; then |
b87487b6 | 3157 | # Arrange for us to find uninstalled linker scripts. |
215c351a | 3158 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld' |
b87487b6 AO |
3159 | fi |
3160 | ||
e88a2c09 DD |
3161 | # Search for other target-specific linker scripts and such. |
3162 | case "${target}" in | |
3e19841a PB |
3163 | mep*) |
3164 | FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary" | |
3165 | ;; | |
e88a2c09 DD |
3166 | esac |
3167 | ||
671aa708 | 3168 | # Makefile fragments. |
7b61653a PE |
3169 | for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag; |
3170 | do | |
3171 | eval fragval=\$$frag | |
3172 | if test $fragval != /dev/null; then | |
3173 | eval $frag=${srcdir}/$fragval | |
3174 | fi | |
3175 | done | |
671aa708 NN |
3176 | AC_SUBST_FILE(host_makefile_frag) |
3177 | AC_SUBST_FILE(target_makefile_frag) | |
3178 | AC_SUBST_FILE(alphaieee_frag) | |
3179 | AC_SUBST_FILE(ospace_frag) | |
3180 | ||
3181 | # Miscellanea: directories, flags, etc. | |
671aa708 | 3182 | AC_SUBST(RPATH_ENVVAR) |
d89f0ad6 | 3183 | AC_SUBST(GCC_SHLIB_SUBDIR) |
671aa708 NN |
3184 | AC_SUBST(tooldir) |
3185 | AC_SUBST(build_tooldir) | |
ef9db8d5 | 3186 | AC_SUBST(CONFIGURE_GDB_TK) |
671aa708 | 3187 | AC_SUBST(GDB_TK) |
ef9db8d5 | 3188 | AC_SUBST(INSTALL_GDB_TK) |
671aa708 NN |
3189 | |
3190 | # Build module lists & subconfigure args. | |
671aa708 | 3191 | AC_SUBST(build_configargs) |
23f6b2f9 | 3192 | AC_SUBST(build_configdirs) |
671aa708 NN |
3193 | |
3194 | # Host module lists & subconfigure args. | |
3195 | AC_SUBST(host_configargs) | |
3196 | AC_SUBST(configdirs) | |
aae29963 | 3197 | AC_SUBST(target_configdirs) |
671aa708 NN |
3198 | |
3199 | # Target module lists & subconfigure args. | |
671aa708 | 3200 | AC_SUBST(target_configargs) |
ee2312f3 | 3201 | |
671aa708 NN |
3202 | |
3203 | # Build tools. | |
0999159b PB |
3204 | AC_SUBST(AR_FOR_BUILD) |
3205 | AC_SUBST(AS_FOR_BUILD) | |
671aa708 | 3206 | AC_SUBST(CC_FOR_BUILD) |
0999159b PB |
3207 | AC_SUBST(CFLAGS_FOR_BUILD) |
3208 | AC_SUBST(CXXFLAGS_FOR_BUILD) | |
3209 | AC_SUBST(CXX_FOR_BUILD) | |
3210 | AC_SUBST(DLLTOOL_FOR_BUILD) | |
3211 | AC_SUBST(GCJ_FOR_BUILD) | |
3212 | AC_SUBST(GFORTRAN_FOR_BUILD) | |
632e2a07 | 3213 | AC_SUBST(GOC_FOR_BUILD) |
0999159b PB |
3214 | AC_SUBST(LDFLAGS_FOR_BUILD) |
3215 | AC_SUBST(LD_FOR_BUILD) | |
3216 | AC_SUBST(NM_FOR_BUILD) | |
3217 | AC_SUBST(RANLIB_FOR_BUILD) | |
3218 | AC_SUBST(WINDMC_FOR_BUILD) | |
3219 | AC_SUBST(WINDRES_FOR_BUILD) | |
671aa708 | 3220 | |
2abefe3d PB |
3221 | # Generate default definitions for YACC, M4, LEX and other programs that run |
3222 | # on the build machine. These are used if the Makefile can't locate these | |
3223 | # programs in objdir. | |
3224 | MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing | |
3225 | ||
3226 | AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y]) | |
3227 | case " $build_configdirs " in | |
3228 | *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;; | |
2abefe3d PB |
3229 | esac |
3230 | ||
3231 | AC_CHECK_PROGS([BISON], [bison], [$MISSING bison]) | |
3232 | case " $build_configdirs " in | |
3233 | *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;; | |
3234 | esac | |
3235 | ||
3236 | AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4]) | |
3237 | case " $build_configdirs " in | |
3238 | *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;; | |
3239 | esac | |
3240 | ||
3241 | AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex]) | |
3242 | case " $build_configdirs " in | |
3243 | *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3244 | *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;; | |
3245 | esac | |
3246 | ||
3247 | AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex]) | |
3248 | case " $build_configdirs " in | |
3249 | *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3250 | esac | |
3251 | ||
3252 | AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo]) | |
3253 | case " $build_configdirs " in | |
3254 | *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;; | |
3255 | *) | |
3256 | changequote(,) | |
d18ff35a | 3257 | # For an installed makeinfo, we require it to be from texinfo 4.7 or |
2abefe3d PB |
3258 | # higher, else we use the "missing" dummy. |
3259 | if ${MAKEINFO} --version \ | |
d18ff35a | 3260 | | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then |
2abefe3d PB |
3261 | : |
3262 | else | |
3263 | MAKEINFO="$MISSING makeinfo" | |
3264 | fi | |
3265 | ;; | |
3266 | changequote([,]) | |
3267 | esac | |
3268 | ||
3269 | # FIXME: expect and dejagnu may become build tools? | |
3270 | ||
3271 | AC_CHECK_PROGS(EXPECT, expect, expect) | |
3272 | case " $configdirs " in | |
3273 | *" expect "*) | |
3274 | test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect' | |
3275 | ;; | |
3276 | esac | |
3277 | ||
3278 | AC_CHECK_PROGS(RUNTEST, runtest, runtest) | |
3279 | case " $configdirs " in | |
3280 | *" dejagnu "*) | |
c394e891 | 3281 | test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest' |
2abefe3d PB |
3282 | ;; |
3283 | esac | |
3284 | ||
3285 | ||
671aa708 | 3286 | # Host tools. |
2693c0b0 PB |
3287 | NCN_STRICT_CHECK_TOOLS(AR, ar) |
3288 | NCN_STRICT_CHECK_TOOLS(AS, as) | |
3289 | NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool) | |
3290 | NCN_STRICT_CHECK_TOOLS(LD, ld) | |
2abefe3d | 3291 | NCN_STRICT_CHECK_TOOLS(LIPO, lipo) |
2693c0b0 | 3292 | NCN_STRICT_CHECK_TOOLS(NM, nm) |
8927b7c0 RO |
3293 | NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true) |
3294 | NCN_STRICT_CHECK_TOOLS(STRIP, strip, true) | |
2693c0b0 | 3295 | NCN_STRICT_CHECK_TOOLS(WINDRES, windres) |
901119ae | 3296 | NCN_STRICT_CHECK_TOOLS(WINDMC, windmc) |
2693c0b0 PB |
3297 | NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy) |
3298 | NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump) | |
e7a82751 | 3299 | NCN_STRICT_CHECK_TOOLS(READELF, readelf) |
671aa708 NN |
3300 | AC_SUBST(CC) |
3301 | AC_SUBST(CXX) | |
3302 | AC_SUBST(CFLAGS) | |
3303 | AC_SUBST(CXXFLAGS) | |
671aa708 | 3304 | |
2abefe3d | 3305 | # Target tools. |
e8b05380 | 3306 | AC_ARG_WITH([build-time-tools], |
33e39b66 AS |
3307 | [AS_HELP_STRING([--with-build-time-tools=PATH], |
3308 | [use given path to find target tools during the build])], | |
e8b05380 PB |
3309 | [case x"$withval" in |
3310 | x/*) ;; | |
3311 | *) | |
3312 | with_build_time_tools= | |
3313 | AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path]) | |
3314 | ;; | |
3315 | esac], | |
3316 | [with_build_time_tools=]) | |
3317 | ||
2693c0b0 PB |
3318 | NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc) |
3319 | NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx) | |
2693c0b0 PB |
3320 | NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET}) |
3321 | NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj) | |
3322 | NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran) | |
632e2a07 | 3323 | NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo) |
e8b05380 PB |
3324 | |
3325 | ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar) | |
3326 | ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as) | |
3327 | ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool) | |
3328 | ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld) | |
3329 | ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo) | |
3330 | ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm) | |
9bccfdf5 | 3331 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJCOPY_FOR_TARGET, objcopy) |
e8b05380 | 3332 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump) |
8927b7c0 | 3333 | ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib) |
e7a82751 | 3334 | ACX_CHECK_INSTALLED_TARGET_TOOL(READELF_FOR_TARGET, readelf) |
e8b05380 PB |
3335 | ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip) |
3336 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres) | |
901119ae | 3337 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc) |
4de997d1 | 3338 | |
2abefe3d PB |
3339 | RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET" |
3340 | ||
3341 | GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar]) | |
3342 | GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new]) | |
3343 | GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
b3f122e0 | 3344 | dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS |
2abefe3d | 3345 | GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX, |
2077db1b | 3346 | [gcc/xg++ -B$$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 -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/libsupc++/.libs], |
2abefe3d PB |
3347 | c++) |
3348 | GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX, | |
2077db1b | 3349 | [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/libsupc++/.libs], |
2abefe3d PB |
3350 | c++) |
3351 | GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool]) | |
3352 | GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
3353 | GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ, | |
3354 | [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java) | |
3355 | GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN, | |
3356 | [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran) | |
632e2a07 ILT |
3357 | GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC, |
3358 | [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go) | |
2abefe3d PB |
3359 | GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new]) |
3360 | GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO) | |
3361 | GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new]) | |
ec8fd1c0 | 3362 | GCC_TARGET_TOOL(objcopy, OBJCOPY_FOR_TARGET, OBJCOPY, [binutils/objcopy]) |
2abefe3d PB |
3363 | GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump]) |
3364 | GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib]) | |
e7a82751 | 3365 | GCC_TARGET_TOOL(readelf, READELF_FOR_TARGET, READELF, [binutils/readelf]) |
455c8f48 | 3366 | GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new]) |
2abefe3d | 3367 | GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres]) |
901119ae | 3368 | GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc]) |
4de997d1 | 3369 | |
2abefe3d | 3370 | AC_SUBST(FLAGS_FOR_TARGET) |
4de997d1 | 3371 | AC_SUBST(RAW_CXX_FOR_TARGET) |
be912515 | 3372 | |
671aa708 NN |
3373 | # Certain tools may need extra flags. |
3374 | AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target} | |
3375 | RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target} | |
3376 | NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target} | |
6599da04 | 3377 | |
2abefe3d PB |
3378 | # When building target libraries, except in a Canadian cross, we use |
3379 | # the same toolchain as the compiler we just built. | |
3380 | COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)' | |
3381 | COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)' | |
3382 | COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)' | |
3383 | if test $host = $build; then | |
3384 | case " $configdirs " in | |
3385 | *" gcc "*) | |
3386 | COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as' | |
3387 | COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld' | |
3388 | COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target} | |
3389 | ;; | |
3390 | esac | |
3391 | fi | |
3392 | ||
3393 | AC_SUBST(COMPILER_AS_FOR_TARGET) | |
3394 | AC_SUBST(COMPILER_LD_FOR_TARGET) | |
3395 | AC_SUBST(COMPILER_NM_FOR_TARGET) | |
3396 | ||
ee03dc5e AO |
3397 | AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) |
3398 | AC_ARG_ENABLE(maintainer-mode, | |
33e39b66 AS |
3399 | [AS_HELP_STRING([--enable-maintainer-mode], |
3400 | [enable make rules and dependencies not useful | |
3401 | (and sometimes confusing) to the casual installer])], | |
ee03dc5e AO |
3402 | USE_MAINTAINER_MODE=$enableval, |
3403 | USE_MAINTAINER_MODE=no) | |
3404 | AC_MSG_RESULT($USE_MAINTAINER_MODE) | |
3405 | AC_SUBST(MAINTAINER_MODE_TRUE) | |
3406 | AC_SUBST(MAINTAINER_MODE_FALSE) | |
3407 | if test "$USE_MAINTAINER_MODE" = yes; then | |
3408 | MAINTAINER_MODE_TRUE= | |
3409 | MAINTAINER_MODE_FALSE='#' | |
3410 | else | |
3411 | MAINTAINER_MODE_TRUE='#' | |
3412 | MAINTAINER_MODE_FALSE= | |
3413 | fi | |
3414 | MAINT=$MAINTAINER_MODE_TRUE | |
3415 | AC_SUBST(MAINT)dnl | |
3416 | ||
2805b53a NN |
3417 | # --------------------- |
3418 | # GCC bootstrap support | |
3419 | # --------------------- | |
3420 | ||
3421 | # Stage specific cflags for build. | |
3422 | stage1_cflags="-g" | |
3423 | case $build in | |
3424 | vax-*-*) | |
3425 | case ${GCC} in | |
3426 | yes) stage1_cflags="-g -Wa,-J" ;; | |
3427 | *) stage1_cflags="-g -J" ;; | |
3428 | esac ;; | |
2805b53a | 3429 | esac |
0b50988a | 3430 | |
2805b53a NN |
3431 | AC_SUBST(stage1_cflags) |
3432 | ||
8efea775 PB |
3433 | # Enable --enable-checking in stage1 of the compiler. |
3434 | AC_ARG_ENABLE(stage1-checking, | |
33e39b66 AS |
3435 | [AS_HELP_STRING([[--enable-stage1-checking[=all]]], |
3436 | [choose additional checking for stage1 of the compiler])], | |
8efea775 | 3437 | [stage1_checking=--enable-checking=${enable_stage1_checking}], |
e643dc23 | 3438 | [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then |
7e98624c | 3439 | stage1_checking=--enable-checking=yes,types |
8efea775 | 3440 | else |
e643dc23 | 3441 | stage1_checking=--enable-checking=$enable_checking,types |
8efea775 PB |
3442 | fi]) |
3443 | AC_SUBST(stage1_checking) | |
3444 | ||
2805b53a | 3445 | # Enable -Werror in bootstrap stage2 and later. |
2805b53a | 3446 | AC_ARG_ENABLE(werror, |
33e39b66 AS |
3447 | [AS_HELP_STRING([--enable-werror], |
3448 | [enable -Werror in bootstrap stage2 and later])], [], | |
416cfb5e | 3449 | [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then |
88fceb68 PB |
3450 | enable_werror=yes |
3451 | else | |
3452 | enable_werror=no | |
3453 | fi]) | |
09a9c095 NN |
3454 | case ${enable_werror} in |
3455 | yes) stage2_werror_flag="--enable-werror-always" ;; | |
3456 | *) stage2_werror_flag="" ;; | |
2805b53a | 3457 | esac |
09a9c095 | 3458 | AC_SUBST(stage2_werror_flag) |
2805b53a | 3459 | |
459260ec DM |
3460 | # Enable --enable-host-shared. |
3461 | AC_ARG_ENABLE(host-shared, | |
3462 | [AS_HELP_STRING([--enable-host-shared], | |
3463 | [build host code as shared libraries])], | |
3464 | [host_shared=$enableval], [host_shared=no]) | |
3465 | AC_SUBST(host_shared) | |
3466 | ||
f2689b09 SE |
3467 | # Specify what files to not compare during bootstrap. |
3468 | ||
3469 | compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*" | |
3470 | case "$target" in | |
3471 | hppa*64*-*-hpux*) ;; | |
3472 | hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;; | |
d7a29167 | 3473 | powerpc*-ibm-aix*) compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/* | *libgomp*\$(objext)" ;; |
f2689b09 SE |
3474 | esac |
3475 | AC_SUBST(compare_exclusions) | |
3476 | ||
3e54529c RW |
3477 | AC_CONFIG_FILES([Makefile], |
3478 | [sed "$extrasub_build" Makefile | | |
3479 | sed "$extrasub_host" | | |
3480 | sed "$extrasub_target" > mf$$ | |
3481 | mv -f mf$$ Makefile], | |
3482 | [extrasub_build="$extrasub_build" | |
3483 | extrasub_host="$extrasub_host" | |
3484 | extrasub_target="$extrasub_target"]) | |
3485 | AC_OUTPUT |