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92f01d61 | 1 | # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, |
1b6c0831 | 2 | # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, |
919adfe8 | 3 | # 2014, 2015, 2016, 2019, 2020 Free Software Foundation, Inc. |
252b5132 RH |
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 | |
e8a5fa9c | 7 | # the Free Software Foundation; either version 3 of the License, or |
252b5132 RH |
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 | |
e8a5fa9c RW |
16 | # along with this program; see the file COPYING3. If not see |
17 | # <http://www.gnu.org/licenses/>. | |
252b5132 RH |
18 | |
19 | ############################################################################## | |
a0da8069 NN |
20 | ### WARNING: this file contains embedded tabs. Do not run untabify on this file. |
21 | ||
266df637 PB |
22 | m4_include(config/acx.m4) |
23 | m4_include(config/override.m4) | |
58c85be7 | 24 | m4_include(config/proginstall.m4) |
143754cd | 25 | m4_include(config/elf.m4) |
50ad1254 | 26 | m4_include(config/gcc-plugin.m4) |
d5f2ee2e KG |
27 | m4_include([libtool.m4]) |
28 | m4_include([ltoptions.m4]) | |
29 | m4_include([ltsugar.m4]) | |
30 | m4_include([ltversion.m4]) | |
31 | m4_include([lt~obsolete.m4]) | |
7ec59b9e | 32 | m4_include([config/isl.m4]) |
656fdd47 | 33 | |
a0da8069 | 34 | AC_INIT(move-if-change) |
34a0f3cf | 35 | AC_DISABLE_OPTION_CHECKING |
c6b750e1 | 36 | |
5b553f7e 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 | ||
c6b750e1 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 | ||
a0da8069 NN |
79 | AC_CANONICAL_SYSTEM |
80 | AC_ARG_PROGRAM | |
81 | ||
c6b750e1 | 82 | m4_pattern_allow([^AS_FOR_TARGET$])dnl |
b5714970 | 83 | m4_pattern_allow([^AS_FOR_BUILD$])dnl |
c6b750e1 | 84 | |
e5c3f801 NN |
85 | # Get 'install' or 'install-sh' and its variants. |
86 | AC_PROG_INSTALL | |
656fdd47 | 87 | ACX_PROG_LN |
dfdffa2c | 88 | AC_PROG_LN_S |
8e957354 PB |
89 | AC_PROG_SED |
90 | AC_PROG_AWK | |
e5c3f801 | 91 | |
0fdbe983 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 | ||
a0da8069 NN |
100 | # Set srcdir to "." if that's what it is. |
101 | # This is important for multilib support. | |
102 | pwd=`${PWDCMD-pwd}` | |
a0da8069 NN |
103 | if test "${pwd}" = "${srcpwd}" ; then |
104 | srcdir=. | |
105 | fi | |
106 | ||
107 | topsrcdir=$srcpwd | |
252b5132 | 108 | |
ae831be5 | 109 | extra_host_args= |
afefada0 | 110 | |
252b5132 RH |
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 | |
a2cc058a | 113 | ### (library or tools, host or target), doing a dependency sort. |
252b5132 | 114 | |
7ec59b9e | 115 | # Subdirs will be configured in the order listed in build_configdirs, |
a2cc058a NN |
116 | # configdirs, or target_configdirs; see the serialization section below. |
117 | ||
7ec59b9e L |
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 | |
a2cc058a NN |
120 | # the Makefile, whether or not it's implicitly specified here. |
121 | ||
122 | # Double entries in build_configdirs, configdirs, or target_configdirs may | |
123 | # cause circular dependencies and break everything horribly. | |
252b5132 | 124 | |
6a9cf61e PB |
125 | # these library is used by various programs built for the build |
126 | # environment | |
127 | # | |
1b6c0831 | 128 | build_libs="build-libiberty build-libcpp" |
6a9cf61e PB |
129 | |
130 | # these tools are built for the build environment | |
a90ef4bf | 131 | build_tools="build-texinfo build-flex build-bison build-m4 build-fixincludes" |
6a9cf61e | 132 | |
252b5132 | 133 | # these libraries are used by various programs built for the host environment |
1b6c0831 | 134 | #f |
0e65dfba | 135 | host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libbacktrace libcpp libdecnumber gmp mpfr mpc isl libelf libiconv libctf" |
252b5132 | 136 | |
252b5132 RH |
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. | |
2af579c4 NN |
140 | # binutils, gas and ld appear in that order because it makes sense to run |
141 | # "make check" in that particular order. | |
e6de499b | 142 | # If --enable-gold is used, "gold" may replace "ld". |
919adfe8 | 143 | host_tools="texinfo flex bison binutils gas ld fixincludes gcc cgen sid sim gdb gdbserver gprof etc expect dejagnu m4 utils guile fastjar gnattools libcc1 gotools" |
75205f78 | 144 | |
252b5132 RH |
145 | # these libraries are built for the target environment, and are built after |
146 | # the host libraries and the host tools (which may be a cross compiler) | |
ffdd6afc | 147 | # Note that libiberty is not a target library. |
b1299c4e | 148 | target_libraries="target-libgcc \ |
2bf680c4 | 149 | target-libbacktrace \ |
252b5132 RH |
150 | target-libgloss \ |
151 | target-newlib \ | |
cff87f51 | 152 | target-libgomp \ |
1b6c0831 | 153 | target-liboffloadmic \ |
bf41f30d | 154 | target-libhsail-rt \ |
7ec59b9e | 155 | target-libatomic \ |
d32e2926 | 156 | target-libitm \ |
b9459e83 | 157 | target-libstdc++-v3 \ |
5286fdef | 158 | target-libsanitizer \ |
95e43135 | 159 | target-libvtv \ |
bb780410 | 160 | target-libssp \ |
e552509b | 161 | target-libquadmath \ |
4b1cb4fe | 162 | target-libgfortran \ |
05a13254 | 163 | target-libffi \ |
a2592b1b | 164 | target-libobjc \ |
e552509b | 165 | target-libada \ |
e3f56a99 | 166 | target-libgo" |
252b5132 | 167 | |
9c14acb8 NN |
168 | # these tools are built using the target libraries, and are intended to |
169 | # run only in the target environment | |
252b5132 | 170 | # |
9c14acb8 | 171 | # note: any program that *uses* libraries that are in the "target_libraries" |
0377a422 | 172 | # list belongs in this list. |
252b5132 | 173 | # |
a90ef4bf | 174 | target_tools="target-rda" |
252b5132 RH |
175 | |
176 | ################################################################################ | |
177 | ||
252b5132 RH |
178 | ## All tools belong in one of the four categories, and are assigned above |
179 | ## We assign ${configdirs} this way to remove all embedded newlines. This | |
180 | ## is important because configure will choke if they ever get through. | |
181 | ## ${configdirs} is directories we build using the host tools. | |
182 | ## ${target_configdirs} is directories we build using the target tools. | |
252b5132 | 183 | configdirs=`echo ${host_libs} ${host_tools}` |
9c14acb8 | 184 | target_configdirs=`echo ${target_libraries} ${target_tools}` |
ee025550 | 185 | build_configdirs=`echo ${build_libs} ${build_tools}` |
dd12c3a8 | 186 | |
9cc8ae67 | 187 | m4_divert_text([PARSE_ARGS], |
6d0cd39e AM |
188 | [case $srcdir in |
189 | *" "*) | |
190 | m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl | |
191 | AC_MSG_ERROR([path to source, $srcdir, contains spaces]) | |
192 | m4_popdef([AS_MESSAGE_LOG_FD])dnl | |
193 | ;; | |
194 | esac | |
195 | ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'` | |
9cc8ae67 PB |
196 | ]) |
197 | ||
252b5132 RH |
198 | ################################################################################ |
199 | ||
252b5132 RH |
200 | srcname="gnu development package" |
201 | ||
202 | # This gets set non-empty for some net releases of packages. | |
203 | appdirs="" | |
204 | ||
c712250a DD |
205 | # Define is_cross_compiler to save on calls to 'test'. |
206 | is_cross_compiler= | |
207 | if test x"${host}" = x"${target}" ; then | |
208 | is_cross_compiler=no | |
209 | else | |
210 | is_cross_compiler=yes | |
7ec59b9e | 211 | fi |
c712250a | 212 | |
9175bfc0 | 213 | # Find the build and target subdir names. |
dd12c3a8 | 214 | GCC_TOPLEV_SUBDIRS |
2fd0b40b RW |
215 | # Be sure to cover against remnants of an in-tree build. |
216 | if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then | |
217 | AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}. | |
218 | Use a pristine source tree when building in a separate tree]) | |
219 | fi | |
252b5132 | 220 | |
f48556b1 DD |
221 | # Skipdirs are removed silently. |
222 | skipdirs= | |
223 | # Noconfigdirs are removed loudly. | |
224 | noconfigdirs="" | |
252b5132 | 225 | |
f48556b1 DD |
226 | use_gnu_ld= |
227 | # Make sure we don't let GNU ld be added if we didn't want it. | |
228 | if test x$with_gnu_ld = xno ; then | |
229 | use_gnu_ld=no | |
93f9b408 | 230 | noconfigdirs="$noconfigdirs ld gold" |
252b5132 RH |
231 | fi |
232 | ||
f48556b1 DD |
233 | use_gnu_as= |
234 | # Make sure we don't let GNU as be added if we didn't want it. | |
235 | if test x$with_gnu_as = xno ; then | |
236 | use_gnu_as=no | |
237 | noconfigdirs="$noconfigdirs gas" | |
252b5132 RH |
238 | fi |
239 | ||
700d40ca | 240 | use_included_zlib= |
cf39cfc5 L |
241 | AC_ARG_WITH(system-zlib, |
242 | [AS_HELP_STRING([--with-system-zlib], [use installed libz])]) | |
700d40ca ILT |
243 | # Make sure we don't let ZLIB be added if we didn't want it. |
244 | if test x$with_system_zlib = xyes ; then | |
245 | use_included_zlib=no | |
246 | noconfigdirs="$noconfigdirs zlib" | |
247 | fi | |
248 | ||
69961a84 ДП |
249 | # Don't compile the bundled readline/libreadline.a if --with-system-readline |
250 | # is provided. | |
251 | if test x$with_system_readline = xyes ; then | |
252 | noconfigdirs="$noconfigdirs readline" | |
253 | fi | |
254 | ||
7ec59b9e | 255 | # some tools are so dependent upon X11 that if we're not building with X, |
f48556b1 | 256 | # it's not even worth trying to configure, much less build, that tool. |
252b5132 | 257 | |
f48556b1 DD |
258 | case ${with_x} in |
259 | yes | "") ;; # the default value for this tree is that X11 is available | |
ff0a3bf8 | 260 | no) |
675c6968 | 261 | skipdirs="${skipdirs} tk itcl libgui" |
ff0a3bf8 | 262 | # We won't be able to build gdbtk without X. |
7ec59b9e | 263 | enable_gdbtk=no |
ff0a3bf8 | 264 | ;; |
f48556b1 DD |
265 | *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;; |
266 | esac | |
252b5132 | 267 | |
0377a422 | 268 | # Some are only suitable for cross toolchains. |
405ea7a0 NN |
269 | # Remove these if host=target. |
270 | cross_only="target-libgloss target-newlib target-opcodes" | |
252b5132 | 271 | |
f48556b1 DD |
272 | case $is_cross_compiler in |
273 | no) skipdirs="${skipdirs} ${cross_only}" ;; | |
f48556b1 | 274 | esac |
252b5132 | 275 | |
a32d391c DD |
276 | # If both --with-headers and --with-libs are specified, default to |
277 | # --without-newlib. | |
32be62b5 RS |
278 | if test x"${with_headers}" != x && test x"${with_headers}" != xno \ |
279 | && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
a32d391c DD |
280 | if test x"${with_newlib}" = x ; then |
281 | with_newlib=no | |
282 | fi | |
283 | fi | |
284 | ||
285 | # Recognize --with-newlib/--without-newlib. | |
286 | case ${with_newlib} in | |
287 | no) skipdirs="${skipdirs} target-newlib" ;; | |
288 | yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;; | |
289 | esac | |
290 | ||
1b6c0831 L |
291 | AC_ARG_ENABLE(as-accelerator-for, |
292 | [AS_HELP_STRING([--enable-as-accelerator-for=ARG], | |
293 | [build as offload target compiler. | |
294 | Specify offload host triple by ARG])]) | |
295 | ||
296 | AC_ARG_ENABLE(offload-targets, | |
297 | [AS_HELP_STRING([--enable-offload-targets=LIST], | |
298 | [enable offloading to devices from comma-separated LIST of | |
299 | TARGET[=DIR]. Use optional path to find offload target compiler | |
300 | during the build])], | |
301 | [ | |
302 | if test x"$enable_offload_targets" = x; then | |
303 | AC_MSG_ERROR([no offload targets specified]) | |
304 | fi | |
305 | ], [enable_offload_targets=]) | |
306 | ||
c7791212 NC |
307 | # Handle --enable-gold, --enable-ld. |
308 | # --disable-gold [--enable-ld] | |
309 | # Build only ld. Default option. | |
d3b50760 L |
310 | # --enable-gold [--enable-ld] |
311 | # Build both gold and ld. Install gold as "ld.gold", install ld | |
312 | # as "ld.bfd" and "ld". | |
313 | # --enable-gold=default [--enable-ld] | |
c7791212 NC |
314 | # Build both gold and ld. Install gold as "ld.gold" and "ld", |
315 | # install ld as "ld.bfd". | |
316 | # --enable-gold[=default] --disable-ld | |
317 | # Build only gold, which is then installed as both "ld.gold" and "ld". | |
318 | # --enable-gold --enable-ld=default | |
d3b50760 L |
319 | # Build both gold (installed as "ld.gold") and ld (installed as "ld" |
320 | # and ld.bfd). | |
c7791212 NC |
321 | # In other words, ld is default |
322 | # --enable-gold=default --enable-ld=default | |
323 | # Error. | |
324 | ||
325 | default_ld= | |
93f9b408 | 326 | AC_ARG_ENABLE(gold, |
7837304f AS |
327 | [AS_HELP_STRING([[--enable-gold[=ARG]]], |
328 | [build gold @<:@ARG={default,yes,no}@:>@])], | |
93f9b408 ILT |
329 | ENABLE_GOLD=$enableval, |
330 | ENABLE_GOLD=no) | |
c7791212 NC |
331 | case "${ENABLE_GOLD}" in |
332 | yes|default) | |
e6de499b NC |
333 | # Check for ELF target. |
334 | is_elf=no | |
335 | case "${target}" in | |
336 | *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \ | |
2344b8da | 337 | | *-*-linux* | *-*-gnu* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \ |
5b806d27 | 338 | | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \ |
d85e70a3 | 339 | | *-*-solaris2* | *-*-nto* | *-*-nacl* | *-*-haiku*) |
e6de499b NC |
340 | case "${target}" in |
341 | *-*-linux*aout* | *-*-linux*oldld*) | |
342 | ;; | |
343 | *) | |
344 | is_elf=yes | |
345 | ;; | |
346 | esac | |
347 | esac | |
348 | ||
349 | if test "$is_elf" = "yes"; then | |
350 | # Check for target supported by gold. | |
93f9b408 | 351 | case "${target}" in |
6d26190c | 352 | i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-* \ |
ea016470 | 353 | | aarch64*-*-* | tilegx*-*-* | mips*-*-* | s390*-*-*) |
c7791212 NC |
354 | configdirs="$configdirs gold" |
355 | if test x${ENABLE_GOLD} = xdefault; then | |
356 | default_ld=gold | |
357 | fi | |
e6de499b | 358 | ENABLE_GOLD=yes |
93f9b408 ILT |
359 | ;; |
360 | esac | |
e6de499b NC |
361 | fi |
362 | ;; | |
363 | no) | |
364 | ;; | |
365 | *) | |
366 | AC_MSG_ERROR([invalid --enable-gold argument]) | |
367 | ;; | |
c7791212 NC |
368 | esac |
369 | ||
370 | AC_ARG_ENABLE(ld, | |
7837304f AS |
371 | [AS_HELP_STRING([[--enable-ld[=ARG]]], |
372 | [build ld @<:@ARG={default,yes,no}@:>@])], | |
c7791212 NC |
373 | ENABLE_LD=$enableval, |
374 | ENABLE_LD=yes) | |
375 | ||
376 | case "${ENABLE_LD}" in | |
377 | default) | |
d3b50760 | 378 | if test x${default_ld} != x; then |
c7791212 NC |
379 | AC_MSG_ERROR([either gold or ld can be the default ld]) |
380 | fi | |
381 | ;; | |
382 | yes) | |
383 | ;; | |
384 | no) | |
385 | if test x${ENABLE_GOLD} != xyes; then | |
386 | AC_MSG_WARN([neither ld nor gold are enabled]) | |
387 | fi | |
388 | configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'` | |
389 | ;; | |
390 | *) | |
391 | AC_MSG_ERROR([invalid --enable-ld argument]) | |
392 | ;; | |
393 | esac | |
93f9b408 | 394 | |
bb368aad VM |
395 | AC_ARG_ENABLE(gprofng, |
396 | [AS_HELP_STRING([[--enable-gprofng[=ARG]]], | |
397 | [build gprofng @<:@ARG={yes,no}@:>@])], | |
398 | enable_gprofng=$enableval, | |
399 | enable_gprofng=yes) | |
400 | if test "$enable_gprofng" = "yes"; then | |
401 | case "${target}" in | |
402 | x86_64-*-linux* | i?86-*-linux* | aarch64-*-linux*) | |
403 | configdirs="$configdirs gprofng" | |
404 | ;; | |
405 | esac | |
406 | fi | |
407 | ||
408 | ||
edeefb67 L |
409 | # PR gas/19109 |
410 | # Decide the default method for compressing debug sections. | |
411 | # Provide a configure time option to override our default. | |
412 | AC_ARG_ENABLE(compressed_debug_sections, | |
6c3bc0f8 | 413 | [AS_HELP_STRING([--enable-compressed-debug-sections={all,gas,gold,ld,none}], |
edeefb67 L |
414 | [Enable compressed debug sections for gas, gold or ld by |
415 | default])], | |
416 | [ | |
417 | if test x"$enable_compressed_debug_sections" = xyes; then | |
418 | AC_MSG_ERROR([no program with compressed debug sections specified]) | |
419 | fi | |
420 | ], [enable_compressed_debug_sections=]) | |
421 | ||
252b5132 RH |
422 | # Configure extra directories which are host specific |
423 | ||
424 | case "${host}" in | |
f48556b1 | 425 | *-cygwin*) |
3866be5d | 426 | configdirs="$configdirs libtermcap" ;; |
252b5132 RH |
427 | esac |
428 | ||
59f7ec45 HPN |
429 | # A target can indicate whether a language isn't supported for some reason. |
430 | # Only spaces may be used in this macro; not newlines or tabs. | |
431 | unsupported_languages= | |
432 | ||
7ec59b9e | 433 | # Remove more programs from consideration, based on the host or |
252b5132 RH |
434 | # target this usually means that a port of the program doesn't |
435 | # exist yet. | |
436 | ||
252b5132 | 437 | case "${host}" in |
3516a403 | 438 | i[[3456789]]86-*-msdosdjgpp*) |
6a608608 | 439 | noconfigdirs="$noconfigdirs tcl tk itcl" |
252b5132 | 440 | ;; |
252b5132 RH |
441 | esac |
442 | ||
4b1cb4fe | 443 | |
89a1e9c3 PB |
444 | AC_ARG_ENABLE(libquadmath, |
445 | AS_HELP_STRING([--disable-libquadmath], | |
446 | [do not build libquadmath directory]), | |
447 | ENABLE_LIBQUADMATH=$enableval, | |
448 | ENABLE_LIBQUADMATH=yes) | |
449 | if test "${ENABLE_LIBQUADMATH}" = "no" ; then | |
450 | noconfigdirs="$noconfigdirs target-libquadmath" | |
451 | fi | |
452 | ||
453 | ||
454 | AC_ARG_ENABLE(libquadmath-support, | |
455 | AS_HELP_STRING([--disable-libquadmath-support], | |
456 | [disable libquadmath support for Fortran]), | |
457 | ENABLE_LIBQUADMATH_SUPPORT=$enableval, | |
458 | ENABLE_LIBQUADMATH_SUPPORT=yes) | |
459 | enable_libquadmath_support= | |
460 | if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then | |
461 | enable_libquadmath_support=no | |
462 | fi | |
463 | ||
464 | ||
a2592b1b | 465 | AC_ARG_ENABLE(libada, |
7837304f | 466 | [AS_HELP_STRING([--enable-libada], [build libada directory])], |
a2592b1b DD |
467 | ENABLE_LIBADA=$enableval, |
468 | ENABLE_LIBADA=yes) | |
469 | if test "${ENABLE_LIBADA}" != "yes" ; then | |
b00612cc | 470 | noconfigdirs="$noconfigdirs gnattools" |
a2592b1b DD |
471 | fi |
472 | ||
5f128533 | 473 | AC_ARG_ENABLE(libssp, |
7837304f | 474 | [AS_HELP_STRING([--enable-libssp], [build libssp directory])], |
5f128533 KH |
475 | ENABLE_LIBSSP=$enableval, |
476 | ENABLE_LIBSSP=yes) | |
5f128533 | 477 | |
f66a9a70 L |
478 | AC_ARG_ENABLE(libstdcxx, |
479 | AS_HELP_STRING([--disable-libstdcxx], | |
480 | [do not build libstdc++-v3 directory]), | |
481 | ENABLE_LIBSTDCXX=$enableval, | |
482 | ENABLE_LIBSTDCXX=default) | |
483 | [if test "${ENABLE_LIBSTDCXX}" = "no" ; then | |
1b6c0831 | 484 | noconfigdirs="$noconfigdirs target-libstdc++-v3" |
f66a9a70 L |
485 | fi] |
486 | ||
1b6c0831 L |
487 | # If this is accelerator compiler and its target is intelmic we enable |
488 | # target liboffloadmic by default. If this is compiler with offloading | |
489 | # for intelmic we enable host liboffloadmic by default. Otherwise | |
490 | # liboffloadmic is disabled by default. | |
491 | AC_ARG_ENABLE([liboffloadmic], | |
492 | AC_HELP_STRING([[--enable-liboffloadmic[=ARG]]], | |
493 | [build liboffloadmic @<:@ARG={no,host,target}@:>@]), | |
494 | [case "$enableval" in | |
495 | no | host | target) | |
496 | enable_liboffloadmic=$enableval ;; | |
497 | *) | |
498 | AC_MSG_ERROR([--enable-liboffloadmic=no/host/target]) ;; | |
499 | esac], | |
500 | [if test x"$enable_as_accelerator_for" != x; then | |
501 | case "${target}" in | |
502 | *-intelmic-* | *-intelmicemul-*) | |
503 | enable_liboffloadmic=target | |
504 | extra_liboffloadmic_configure_flags="--enable-liboffloadmic=target" | |
505 | ;; | |
506 | *) | |
507 | enable_liboffloadmic=no | |
508 | ;; | |
509 | esac | |
510 | else | |
511 | case "${enable_offload_targets}" in | |
512 | *-intelmic-* | *-intelmicemul-*) | |
513 | enable_liboffloadmic=host | |
514 | extra_liboffloadmic_configure_flags="--enable-liboffloadmic=host" | |
515 | ;; | |
516 | *) | |
517 | enable_liboffloadmic=no | |
518 | ;; | |
519 | esac | |
520 | fi]) | |
521 | AC_SUBST(extra_liboffloadmic_configure_flags) | |
522 | ||
68996839 | 523 | # Enable libgomp by default on hosted POSIX systems, and a few others. |
a6df5a19 | 524 | if test x$enable_libgomp = x ; then |
b3ded179 | 525 | case "${target}" in |
29383458 | 526 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) |
b3ded179 | 527 | ;; |
5b806d27 | 528 | *-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly*) |
b3ded179 | 529 | ;; |
2479f722 | 530 | *-*-solaris2* | *-*-hpux11*) |
b3ded179 PB |
531 | ;; |
532 | *-*-darwin* | *-*-aix*) | |
533 | ;; | |
68996839 NC |
534 | nvptx*-*-*) |
535 | ;; | |
b3ded179 PB |
536 | *) |
537 | noconfigdirs="$noconfigdirs target-libgomp" | |
538 | ;; | |
539 | esac | |
a6df5a19 | 540 | fi |
b3ded179 | 541 | |
7ec59b9e L |
542 | # Disable libatomic on unsupported systems. |
543 | if test -d ${srcdir}/libatomic; then | |
544 | if test x$enable_libatomic = x; then | |
545 | AC_MSG_CHECKING([for libatomic support]) | |
546 | if (srcdir=${srcdir}/libatomic; \ | |
547 | . ${srcdir}/configure.tgt; \ | |
548 | test -n "$UNSUPPORTED") | |
549 | then | |
550 | AC_MSG_RESULT([no]) | |
551 | noconfigdirs="$noconfigdirs target-libatomic" | |
552 | else | |
553 | AC_MSG_RESULT([yes]) | |
554 | fi | |
555 | fi | |
556 | fi | |
557 | ||
1b6c0831 L |
558 | # Disable liboffloadmic on unsupported systems. |
559 | if test -d ${srcdir}/liboffloadmic; then | |
560 | if test x$enable_liboffloadmic != xno; then | |
561 | AC_MSG_CHECKING([for liboffloadmic support]) | |
562 | if (srcdir=${srcdir}/liboffloadmic; \ | |
563 | . ${srcdir}/configure.tgt; \ | |
564 | test -n "$UNSUPPORTED") | |
565 | then | |
566 | AC_MSG_RESULT([no]) | |
567 | noconfigdirs="$noconfigdirs target-liboffloadmic" | |
568 | else | |
569 | AC_MSG_RESULT([yes]) | |
570 | fi | |
571 | fi | |
572 | fi | |
573 | ||
d32e2926 RH |
574 | # Disable libitm on unsupported systems. |
575 | if test -d ${srcdir}/libitm; then | |
576 | if test x$enable_libitm = x; then | |
577 | AC_MSG_CHECKING([for libitm support]) | |
578 | if (srcdir=${srcdir}/libitm; \ | |
579 | . ${srcdir}/configure.tgt; \ | |
580 | test -n "$UNSUPPORTED") | |
581 | then | |
582 | AC_MSG_RESULT([no]) | |
583 | noconfigdirs="$noconfigdirs target-libitm" | |
584 | else | |
585 | AC_MSG_RESULT([yes]) | |
586 | fi | |
587 | fi | |
588 | fi | |
589 | ||
5286fdef L |
590 | # Disable libsanitizer on unsupported systems. |
591 | if test -d ${srcdir}/libsanitizer; then | |
592 | if test x$enable_libsanitizer = x; then | |
593 | AC_MSG_CHECKING([for libsanitizer support]) | |
594 | if (srcdir=${srcdir}/libsanitizer; \ | |
595 | . ${srcdir}/configure.tgt; \ | |
596 | test -n "$UNSUPPORTED") | |
597 | then | |
598 | AC_MSG_RESULT([no]) | |
599 | noconfigdirs="$noconfigdirs target-libsanitizer" | |
600 | else | |
601 | AC_MSG_RESULT([yes]) | |
602 | fi | |
603 | fi | |
604 | fi | |
605 | ||
95e43135 JBG |
606 | # Disable libvtv on unsupported systems. |
607 | if test -d ${srcdir}/libvtv; then | |
608 | if test x$enable_libvtv = x; then | |
609 | AC_MSG_CHECKING([for libvtv support]) | |
610 | if (srcdir=${srcdir}/libvtv; \ | |
611 | . ${srcdir}/configure.tgt; \ | |
612 | test "$VTV_SUPPORTED" != "yes") | |
613 | then | |
614 | AC_MSG_RESULT([no]) | |
615 | noconfigdirs="$noconfigdirs target-libvtv" | |
616 | else | |
617 | AC_MSG_RESULT([yes]) | |
618 | fi | |
619 | fi | |
620 | fi | |
621 | ||
1b6c0831 | 622 | |
bf41f30d NC |
623 | # Disable libhsail-rt on unsupported systems. |
624 | if test -d ${srcdir}/libhsail-rt; then | |
625 | if test x$enable_libhsail_rt = x; then | |
626 | AC_MSG_CHECKING([for libhsail-rt support]) | |
627 | if (srcdir=${srcdir}/libhsail-rt; \ | |
628 | . ${srcdir}/configure.tgt; \ | |
629 | test -n "$UNSUPPORTED") | |
630 | then | |
631 | AC_MSG_RESULT([no]) | |
632 | unsupported_languages="$unsupported_languages brig" | |
633 | # This implicitly disables also target-libhsail-rt as it won't | |
634 | # get added to the build without BRIG FE. | |
635 | else | |
636 | AC_MSG_RESULT([yes]) | |
637 | fi | |
638 | fi | |
639 | fi | |
1b6c0831 L |
640 | |
641 | ||
1488e230 DE |
642 | # Disable libquadmath for some systems. |
643 | case "${target}" in | |
5286fdef L |
644 | avr-*-*) |
645 | noconfigdirs="$noconfigdirs target-libquadmath" | |
646 | ;; | |
1488e230 DE |
647 | # libquadmath is unused on AIX and libquadmath build process use of |
648 | # LD_LIBRARY_PATH can break AIX bootstrap. | |
649 | powerpc-*-aix* | rs6000-*-aix*) | |
650 | noconfigdirs="$noconfigdirs target-libquadmath" | |
651 | ;; | |
652 | esac | |
653 | ||
065a5627 JM |
654 | # Disable libssp for some systems. |
655 | case "${target}" in | |
656 | avr-*-*) | |
c5f5c3c2 | 657 | # No hosted I/O support. |
065a5627 JM |
658 | noconfigdirs="$noconfigdirs target-libssp" |
659 | ;; | |
660 | powerpc-*-aix* | rs6000-*-aix*) | |
661 | noconfigdirs="$noconfigdirs target-libssp" | |
662 | ;; | |
99c513f6 | 663 | rl78-*-*) |
202e2356 NC |
664 | # libssp uses a misaligned load to trigger a fault, but the RL78 |
665 | # doesn't fault for those - instead, it gives a build-time error | |
666 | # for explicit misaligned loads. | |
99c513f6 DD |
667 | noconfigdirs="$noconfigdirs target-libssp" |
668 | ;; | |
1b6c0831 L |
669 | visium-*-*) |
670 | # No hosted I/O support. | |
671 | noconfigdirs="$noconfigdirs target-libssp" | |
672 | ;; | |
065a5627 JM |
673 | esac |
674 | ||
065a5627 | 675 | # Disable libstdc++-v3 for some systems. |
f66a9a70 L |
676 | # Allow user to override this if they pass --enable-libstdc++-v3 |
677 | if test "${ENABLE_LIBSTDCXX}" = "default" ; then | |
678 | case "${target}" in | |
679 | *-*-vxworks*) | |
680 | # VxWorks uses the Dinkumware C++ library. | |
681 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
682 | ;; | |
683 | arm*-wince-pe*) | |
684 | # the C++ libraries don't build on top of CE's C libraries | |
685 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
686 | ;; | |
687 | avr-*-*) | |
688 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
689 | ;; | |
969b1713 L |
690 | ft32-*-*) |
691 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
692 | ;; | |
f66a9a70 L |
693 | esac |
694 | fi | |
065a5627 JM |
695 | |
696 | # Disable Fortran for some systems. | |
697 | case "${target}" in | |
698 | mmix-*-*) | |
699 | # See <http://gcc.gnu.org/ml/gcc-patches/2004-11/msg00572.html>. | |
700 | unsupported_languages="$unsupported_languages fortran" | |
701 | ;; | |
702 | esac | |
703 | ||
05a13254 | 704 | # Disable libffi for some systems. |
0827f9a6 | 705 | case "${target}" in |
9863d716 JM |
706 | powerpc-*-darwin*) |
707 | ;; | |
708 | i[[3456789]]86-*-darwin*) | |
709 | ;; | |
710 | x86_64-*-darwin[[912]]*) | |
711 | ;; | |
712 | *-*-darwin*) | |
05a13254 | 713 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 | 714 | ;; |
9863d716 | 715 | *-*-netware*) |
05a13254 NC |
716 | noconfigdirs="$noconfigdirs target-libffi" |
717 | ;; | |
718 | *-*-phoenix*) | |
719 | noconfigdirs="$noconfigdirs target-libffi" | |
9863d716 JM |
720 | ;; |
721 | *-*-rtems*) | |
05a13254 | 722 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 JM |
723 | ;; |
724 | *-*-tpf*) | |
05a13254 | 725 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 JM |
726 | ;; |
727 | *-*-uclinux*) | |
05a13254 | 728 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 JM |
729 | ;; |
730 | *-*-vxworks*) | |
05a13254 NC |
731 | noconfigdirs="$noconfigdirs target-libffi" |
732 | ;; | |
733 | aarch64*-*-freebsd*) | |
734 | noconfigdirs="$noconfigdirs target-libffi" | |
9863d716 | 735 | ;; |
9863d716 | 736 | alpha*-*-*vms*) |
05a13254 | 737 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 | 738 | ;; |
1b6c0831 | 739 | arm*-*-freebsd*) |
05a13254 | 740 | noconfigdirs="$noconfigdirs target-libffi" |
1b6c0831 | 741 | ;; |
0827f9a6 | 742 | arm-wince-pe) |
05a13254 | 743 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 | 744 | ;; |
9863d716 | 745 | cris-*-* | crisv32-*-*) |
9863d716 JM |
746 | case "${target}" in |
747 | *-*-linux*) | |
748 | ;; | |
749 | *) # See PR46792 regarding target-libffi. | |
05a13254 | 750 | noconfigdirs="$noconfigdirs target-libffi";; |
9863d716 JM |
751 | esac |
752 | ;; | |
82ae827f | 753 | hppa*64*-*-hpux*) |
05a13254 | 754 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 JM |
755 | ;; |
756 | hppa*-hp-hpux11*) | |
757 | ;; | |
82ae827f | 758 | hppa*-*-hpux*) |
05a13254 | 759 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 | 760 | ;; |
9863d716 | 761 | ia64*-*-*vms*) |
05a13254 | 762 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 | 763 | ;; |
9863d716 | 764 | i[[3456789]]86-w64-mingw*) |
05a13254 | 765 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 JM |
766 | ;; |
767 | i[[3456789]]86-*-mingw*) | |
05a13254 | 768 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 JM |
769 | ;; |
770 | x86_64-*-mingw*) | |
05a13254 | 771 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 | 772 | ;; |
9863d716 | 773 | mmix-*-*) |
05a13254 | 774 | noconfigdirs="$noconfigdirs target-libffi" |
9863d716 JM |
775 | ;; |
776 | powerpc-*-aix*) | |
9863d716 | 777 | ;; |
9863d716 | 778 | rs6000-*-aix*) |
9863d716 | 779 | ;; |
3f8107ab | 780 | ft32-*-*) |
05a13254 | 781 | noconfigdirs="$noconfigdirs target-libffi" |
3f8107ab | 782 | ;; |
9863d716 | 783 | *-*-lynxos*) |
05a13254 | 784 | noconfigdirs="$noconfigdirs target-libffi" |
1b6c0831 L |
785 | ;; |
786 | esac | |
787 | ||
788 | # Disable the go frontend on systems where it is known to not work. Please keep | |
789 | # this in sync with contrib/config-list.mk. | |
790 | case "${target}" in | |
bf41f30d | 791 | *-*-darwin* | *-*-cygwin* | *-*-mingw*) |
1b6c0831 L |
792 | unsupported_languages="$unsupported_languages go" |
793 | ;; | |
9863d716 JM |
794 | esac |
795 | ||
919adfe8 TT |
796 | # Only allow gdbserver on some systems. |
797 | if test -d ${srcdir}/gdbserver; then | |
798 | if test x$enable_gdbserver = x; then | |
799 | AC_MSG_CHECKING([for gdbserver support]) | |
800 | if (srcdir=${srcdir}/gdbserver; \ | |
801 | . ${srcdir}/configure.srv; \ | |
802 | test -n "$UNSUPPORTED") | |
803 | then | |
804 | AC_MSG_RESULT([no]) | |
805 | noconfigdirs="$noconfigdirs gdbserver" | |
806 | else | |
807 | AC_MSG_RESULT([yes]) | |
808 | fi | |
809 | fi | |
810 | fi | |
811 | ||
a413f71a ILT |
812 | # Disable libgo for some systems where it is known to not work. |
813 | # For testing, you can easily override this with --enable-libgo. | |
814 | if test x$enable_libgo = x; then | |
815 | case "${target}" in | |
816 | *-*-darwin*) | |
817 | # PR 46986 | |
818 | noconfigdirs="$noconfigdirs target-libgo" | |
819 | ;; | |
820 | *-*-cygwin* | *-*-mingw*) | |
821 | noconfigdirs="$noconfigdirs target-libgo" | |
822 | ;; | |
a413f71a ILT |
823 | esac |
824 | fi | |
825 | ||
691bb5a1 DD |
826 | # Default libgloss CPU subdirectory. |
827 | libgloss_dir="$target_cpu" | |
4b1cb4fe | 828 | |
ff46fb8f JM |
829 | case "${target}" in |
830 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) | |
831 | libgloss_dir=wince | |
832 | ;; | |
f1dd87fc YZ |
833 | aarch64*-*-* ) |
834 | libgloss_dir=aarch64 | |
835 | ;; | |
ff46fb8f JM |
836 | arm*-*-*) |
837 | libgloss_dir=arm | |
838 | ;; | |
839 | cris-*-* | crisv32-*-*) | |
840 | libgloss_dir=cris | |
841 | ;; | |
842 | hppa*-*-*) | |
843 | libgloss_dir=pa | |
844 | ;; | |
845 | i[[3456789]]86-*-*) | |
846 | libgloss_dir=i386 | |
847 | ;; | |
848 | m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*) | |
849 | libgloss_dir=m68hc11 | |
850 | ;; | |
851 | m68*-*-* | fido-*-*) | |
852 | libgloss_dir=m68k | |
853 | ;; | |
854 | mips*-*-*) | |
855 | libgloss_dir=mips | |
856 | ;; | |
857 | powerpc*-*-*) | |
858 | libgloss_dir=rs6000 | |
859 | ;; | |
860 | sparc*-*-*) | |
861 | libgloss_dir=sparc | |
862 | ;; | |
863 | esac | |
864 | ||
c7e4b184 | 865 | # Disable newlib and libgloss for various target OSes. |
252b5132 | 866 | case "${target}" in |
c7e4b184 JM |
867 | alpha*-dec-osf*) |
868 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
869 | ;; | |
870 | i[[3456789]]86-*-linux*) | |
871 | # This section makes it possible to build newlib natively on linux. | |
872 | # If we are using a cross compiler then don't configure newlib. | |
873 | if test x${is_cross_compiler} != xno ; then | |
874 | noconfigdirs="$noconfigdirs target-newlib" | |
875 | fi | |
876 | noconfigdirs="$noconfigdirs target-libgloss" | |
877 | # If we are not using a cross compiler, do configure newlib. | |
878 | # Note however, that newlib will only be configured in this situation | |
879 | # if the --with-newlib option has been given, because otherwise | |
880 | # 'target-newlib' will appear in skipdirs. | |
881 | ;; | |
882 | i[[3456789]]86-*-rdos*) | |
883 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
884 | ;; | |
885 | sh*-*-pe|mips*-*-pe|arm-wince-pe) | |
886 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
887 | ;; | |
888 | sparc-*-sunos4*) | |
889 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
890 | ;; | |
891 | *-*-aix*) | |
892 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
893 | ;; | |
894 | *-*-beos*) | |
895 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
896 | ;; | |
75205f78 | 897 | *-*-chorusos) |
b2f14e4a | 898 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
75205f78 | 899 | ;; |
c7e4b184 JM |
900 | *-*-dragonfly*) |
901 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
902 | ;; | |
903 | *-*-freebsd*) | |
904 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
905 | ;; | |
906 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) | |
907 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
908 | ;; | |
909 | *-*-lynxos*) | |
910 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
7ec59b9e | 911 | ;; |
c7e4b184 JM |
912 | *-*-mingw*) |
913 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
914 | ;; | |
915 | *-*-netbsd*) | |
916 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
917 | ;; | |
918 | *-*-netware*) | |
919 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
920 | ;; | |
921 | *-*-tpf*) | |
922 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
923 | ;; | |
924 | *-*-uclinux*) | |
925 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
926 | ;; | |
927 | *-*-vxworks*) | |
928 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
929 | ;; | |
930 | esac | |
931 | ||
932 | case "${target}" in | |
933 | *-*-chorusos) | |
934 | ;; | |
f075eb5e TG |
935 | aarch64-*-darwin*) |
936 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
937 | noconfigdirs="$noconfigdirs sim target-rda" | |
938 | ;; | |
939 | arm-*-darwin*) | |
940 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
941 | noconfigdirs="$noconfigdirs sim target-rda" | |
942 | ;; | |
24741ab2 | 943 | powerpc-*-darwin*) |
9d39db92 | 944 | noconfigdirs="$noconfigdirs ld gas gdb gprof" |
4e3fc8e5 | 945 | noconfigdirs="$noconfigdirs sim target-rda" |
b3f16a9b | 946 | ;; |
85bd1942 TG |
947 | i[[3456789]]86-*-darwin*) |
948 | noconfigdirs="$noconfigdirs ld gprof" | |
949 | noconfigdirs="$noconfigdirs sim target-rda" | |
950 | ;; | |
e8a5fa9c | 951 | x86_64-*-darwin[[912]]*) |
652dec25 TG |
952 | noconfigdirs="$noconfigdirs ld gas gprof" |
953 | noconfigdirs="$noconfigdirs sim target-rda" | |
954 | ;; | |
04d1ab34 | 955 | *-*-darwin*) |
d320aacb | 956 | noconfigdirs="$noconfigdirs ld gas gdb gprof" |
4e3fc8e5 | 957 | noconfigdirs="$noconfigdirs sim target-rda" |
04d1ab34 | 958 | ;; |
5b806d27 | 959 | *-*-dragonfly*) |
5b806d27 | 960 | ;; |
de0b4a87 | 961 | *-*-freebsd*) |
4b1cb4fe DD |
962 | if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \ |
963 | && test -f /usr/local/include/gmp.h; then | |
964 | with_gmp=/usr/local | |
965 | fi | |
4b1cb4fe | 966 | ;; |
f8a495c8 NC |
967 | *-*-kaos*) |
968 | # Remove unsupported stuff on all kaOS configurations. | |
f8a495c8 NC |
969 | noconfigdirs="$noconfigdirs target-libgloss" |
970 | ;; | |
e82380cc | 971 | *-*-netbsd*) |
e82380cc | 972 | ;; |
2a3124ca | 973 | *-*-netware*) |
252b5132 | 974 | ;; |
05a13254 NC |
975 | *-*-phoenix*) |
976 | noconfigdirs="$noconfigdirs target-libgloss" | |
977 | ;; | |
252b5132 | 978 | *-*-rtems*) |
9863d716 | 979 | noconfigdirs="$noconfigdirs target-libgloss" |
252b5132 | 980 | ;; |
1587117a EC |
981 | # The tpf target doesn't support gdb yet. |
982 | *-*-tpf*) | |
c7e4b184 | 983 | noconfigdirs="$noconfigdirs gdb tcl tk libgui itcl" |
1587117a | 984 | ;; |
c1968181 | 985 | *-*-uclinux*) |
c7e4b184 | 986 | noconfigdirs="$noconfigdirs target-rda" |
c1968181 | 987 | ;; |
252b5132 | 988 | *-*-vxworks*) |
252b5132 RH |
989 | ;; |
990 | alpha*-dec-osf*) | |
e99daf2b | 991 | # ld works, but does not support shared libraries. |
252b5132 | 992 | # gas doesn't generate exception information. |
c7e4b184 | 993 | noconfigdirs="$noconfigdirs gas ld" |
252b5132 RH |
994 | ;; |
995 | alpha*-*-*vms*) | |
9863d716 | 996 | noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss" |
75205f78 | 997 | ;; |
252b5132 RH |
998 | alpha*-*-*) |
999 | # newlib is not 64 bit ready | |
9863d716 | 1000 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
252b5132 | 1001 | ;; |
2fb651f6 | 1002 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) |
675c6968 | 1003 | noconfigdirs="$noconfigdirs tcl tk itcl libgui sim" |
2fb651f6 | 1004 | ;; |
05a13254 NC |
1005 | arc*-*-*) |
1006 | noconfigdirs="$noconfigdirs sim" | |
252b5132 RH |
1007 | ;; |
1008 | arm-*-pe*) | |
9863d716 | 1009 | noconfigdirs="$noconfigdirs target-libgloss" |
252b5132 | 1010 | ;; |
252b5132 | 1011 | arm-*-riscix*) |
b2f14e4a | 1012 | noconfigdirs="$noconfigdirs ld target-libgloss" |
252b5132 | 1013 | ;; |
8e71395b L |
1014 | avr-*-*) |
1015 | if test x${with_avrlibc} != xno; then | |
1016 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
1017 | fi | |
1018 | ;; | |
ff72e302 | 1019 | c4x-*-* | tic4x-*-*) |
b2f14e4a | 1020 | noconfigdirs="$noconfigdirs target-libgloss" |
077b8428 | 1021 | ;; |
b2f14e4a JM |
1022 | tic54x-*-*) |
1023 | noconfigdirs="$noconfigdirs target-libgloss gdb" | |
75205f78 | 1024 | ;; |
252b5132 | 1025 | d10v-*-*) |
b2f14e4a | 1026 | noconfigdirs="$noconfigdirs target-libgloss" |
252b5132 | 1027 | ;; |
252b5132 | 1028 | d30v-*-*) |
b2f14e4a | 1029 | noconfigdirs="$noconfigdirs gdb" |
252b5132 | 1030 | ;; |
252b5132 | 1031 | fr30-*-elf*) |
9863d716 | 1032 | noconfigdirs="$noconfigdirs gdb" |
252b5132 | 1033 | ;; |
3f8107ab AM |
1034 | ft32-*-*) |
1035 | noconfigdirs="$noconfigdirs target-rda gprof" | |
1036 | ;; | |
20135e4c | 1037 | moxie-*-*) |
10b8fe5e | 1038 | noconfigdirs="$noconfigdirs" |
20135e4c | 1039 | ;; |
dd1e52a4 | 1040 | h8300*-*-*) |
9863d716 | 1041 | noconfigdirs="$noconfigdirs target-libgloss" |
dd1e52a4 | 1042 | ;; |
252b5132 | 1043 | h8500-*-*) |
b2f14e4a | 1044 | noconfigdirs="$noconfigdirs target-libgloss" |
75205f78 | 1045 | ;; |
caeba88f | 1046 | hppa1.1-*-osf* | hppa1.1-*-bsd* ) |
caeba88f | 1047 | ;; |
5569a85f JDA |
1048 | hppa*64*-*-hpux*) |
1049 | noconfigdirs="$noconfigdirs gdb" | |
1050 | ;; | |
1051 | hppa*-*-hpux11*) | |
1052 | noconfigdirs="$noconfigdirs gdb ld" | |
1053 | ;; | |
93cc359e | 1054 | hppa*64*-*-linux*) |
252b5132 | 1055 | ;; |
f0ff0f90 | 1056 | hppa*-*-linux*) |
5dcac624 | 1057 | ;; |
252b5132 | 1058 | hppa*-*-*elf* | \ |
09e90eb4 | 1059 | hppa*-*-lites* | \ |
17240c1f | 1060 | hppa*-*-openbsd* | \ |
09e90eb4 | 1061 | hppa*64*-*-*) |
4f0ef2d8 | 1062 | ;; |
691bb5a1 | 1063 | hppa*-*-pro*) |
691bb5a1 | 1064 | ;; |
252b5132 | 1065 | hppa*-*-*) |
9863d716 | 1066 | noconfigdirs="$noconfigdirs ld" |
252b5132 | 1067 | ;; |
b07c2aad | 1068 | i960-*-*) |
b2f14e4a | 1069 | noconfigdirs="$noconfigdirs gdb" |
b07c2aad | 1070 | ;; |
2315914d JW |
1071 | ia64*-*-elf*) |
1072 | # No gdb support yet. | |
0377a422 | 1073 | noconfigdirs="$noconfigdirs readline libgui itcl gdb" |
2315914d | 1074 | ;; |
a0c1c920 | 1075 | ia64*-**-hpux*) |
92c9a463 | 1076 | # No ld support yet. |
5569a85f | 1077 | noconfigdirs="$noconfigdirs gdb libgui itcl ld" |
a0c1c920 | 1078 | ;; |
19e99079 | 1079 | ia64*-*-*vms*) |
7ec59b9e L |
1080 | # No ld support yet. |
1081 | noconfigdirs="$noconfigdirs libgui itcl ld" | |
19e99079 | 1082 | ;; |
1f53ca9a | 1083 | i[[3456789]]86-w64-mingw*) |
1f53ca9a AO |
1084 | ;; |
1085 | i[[3456789]]86-*-mingw*) | |
45055374 | 1086 | target_configdirs="$target_configdirs target-winsup" |
1f53ca9a | 1087 | ;; |
252b5132 RH |
1088 | *-*-cygwin*) |
1089 | target_configdirs="$target_configdirs target-libtermcap target-winsup" | |
0377a422 | 1090 | noconfigdirs="$noconfigdirs target-libgloss" |
b76d7de0 | 1091 | # always build newlib if winsup directory is present. |
45055374 | 1092 | if test -d "$srcdir/winsup/cygwin"; then |
b76d7de0 | 1093 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` |
ac0fa625 | 1094 | elif test -d "$srcdir/newlib"; then |
45055374 | 1095 | echo "Warning: winsup/cygwin is missing so newlib can't be built." |
b76d7de0 | 1096 | fi |
1f53ca9a | 1097 | ;; |
ec11bdc6 | 1098 | i[[3456789]]86-*-pe) |
782cb41f | 1099 | noconfigdirs="$noconfigdirs target-libgloss" |
252b5132 | 1100 | ;; |
ec11bdc6 | 1101 | i[[3456789]]86-*-sco3.2v5*) |
252b5132 RH |
1102 | # The linker does not yet know about weak symbols in COFF, |
1103 | # and is not configured to handle mixed ELF and COFF. | |
b2f14e4a | 1104 | noconfigdirs="$noconfigdirs ld target-libgloss" |
252b5132 | 1105 | ;; |
ec11bdc6 | 1106 | i[[3456789]]86-*-sco*) |
b2f14e4a | 1107 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
252b5132 | 1108 | ;; |
cff32a7c | 1109 | i[[3456789]]86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*) |
252b5132 RH |
1110 | noconfigdirs="$noconfigdirs target-libgloss" |
1111 | ;; | |
ec11bdc6 | 1112 | i[[3456789]]86-*-sysv4*) |
b2f14e4a | 1113 | noconfigdirs="$noconfigdirs target-libgloss" |
252b5132 | 1114 | ;; |
ec11bdc6 | 1115 | i[[3456789]]86-*-beos*) |
c7e4b184 | 1116 | noconfigdirs="$noconfigdirs gdb" |
bba45b8b | 1117 | ;; |
b59bea8a | 1118 | i[[3456789]]86-*-rdos*) |
c7e4b184 | 1119 | noconfigdirs="$noconfigdirs gdb" |
691bb5a1 | 1120 | ;; |
75205f78 | 1121 | mmix-*-*) |
9863d716 | 1122 | noconfigdirs="$noconfigdirs gdb" |
75205f78 | 1123 | ;; |
4970f871 | 1124 | mt-*-*) |
cdb9b172 AH |
1125 | noconfigdirs="$noconfigdirs sim" |
1126 | ;; | |
1063beb5 FT |
1127 | nfp-*-*) |
1128 | noconfigdirs="$noconfigdirs ld gas gdb gprof sim" | |
1129 | noconfigdirs="$noconfigdirs $target_libraries" | |
1130 | ;; | |
11104e42 SC |
1131 | pdp11-*-*) |
1132 | noconfigdirs="$noconfigdirs gdb gprof" | |
1133 | ;; | |
252b5132 RH |
1134 | powerpc-*-aix*) |
1135 | # copied from rs6000-*-* entry | |
c7e4b184 | 1136 | noconfigdirs="$noconfigdirs gprof" |
252b5132 | 1137 | ;; |
93cc359e | 1138 | powerpc*-*-winnt* | powerpc*-*-pe*) |
252b5132 | 1139 | target_configdirs="$target_configdirs target-winsup" |
b2f14e4a | 1140 | noconfigdirs="$noconfigdirs gdb tcl tk target-libgloss itcl" |
252b5132 RH |
1141 | # always build newlib. |
1142 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` | |
1143 | ;; | |
1144 | # This is temporary until we can link against shared libraries | |
1145 | powerpcle-*-solaris*) | |
b2f14e4a | 1146 | noconfigdirs="$noconfigdirs gdb sim tcl tk itcl" |
ba73c63f JM |
1147 | ;; |
1148 | powerpc-*-beos*) | |
c7e4b184 | 1149 | noconfigdirs="$noconfigdirs gdb" |
252b5132 RH |
1150 | ;; |
1151 | rs6000-*-lynxos*) | |
c7e4b184 | 1152 | noconfigdirs="$noconfigdirs gprof" |
252b5132 RH |
1153 | ;; |
1154 | rs6000-*-aix*) | |
c7e4b184 | 1155 | noconfigdirs="$noconfigdirs gprof" |
252b5132 RH |
1156 | ;; |
1157 | rs6000-*-*) | |
9863d716 | 1158 | noconfigdirs="$noconfigdirs gprof" |
252b5132 RH |
1159 | ;; |
1160 | m68k-apollo-*) | |
b2f14e4a | 1161 | noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss" |
252b5132 | 1162 | ;; |
25a07265 | 1163 | microblaze*) |
9863d716 | 1164 | noconfigdirs="$noconfigdirs gprof" |
25a07265 | 1165 | ;; |
a9d58c06 | 1166 | mips*-sde-elf* | mips*-mti-elf* | mips*-img-elf*) |
5bd8be13 RS |
1167 | if test x$with_newlib = xyes; then |
1168 | noconfigdirs="$noconfigdirs gprof" | |
1169 | fi | |
5bd8be13 | 1170 | ;; |
252b5132 | 1171 | mips*-*-irix5*) |
b2f14e4a | 1172 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
252b5132 RH |
1173 | ;; |
1174 | mips*-*-irix6*) | |
9863d716 | 1175 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
252b5132 | 1176 | ;; |
252b5132 | 1177 | mips*-*-bsd*) |
e8044f35 | 1178 | noconfigdirs="$noconfigdirs ld gas gprof target-libgloss" |
252b5132 | 1179 | ;; |
fad93c55 | 1180 | mips*-*-linux*) |
fad93c55 | 1181 | ;; |
e8044f35 RS |
1182 | mips*-*-ultrix* | mips*-*-osf* | mips*-*-ecoff* | mips*-*-pe* \ |
1183 | | mips*-*-irix* | mips*-*-lnews* | mips*-*-riscos*) | |
1184 | noconfigdirs="$noconfigdirs ld gas gprof" | |
1185 | ;; | |
252b5132 | 1186 | mips*-*-*) |
9863d716 | 1187 | noconfigdirs="$noconfigdirs gprof" |
252b5132 | 1188 | ;; |
1b6c0831 | 1189 | nvptx*-*-*) |
1b6c0831 L |
1190 | noconfigdirs="$noconfigdirs target-libssp target-libstdc++-v3 target-libobjc" |
1191 | ;; | |
05a13254 | 1192 | sh-*-*) |
e8a5fa9c RW |
1193 | case "${target}" in |
1194 | sh*-*-elf) | |
9863d716 | 1195 | ;; |
e8a5fa9c | 1196 | *) |
9863d716 | 1197 | noconfigdirs="$noconfigdirs target-libgloss" ;; |
e8a5fa9c | 1198 | esac |
252b5132 | 1199 | ;; |
252b5132 | 1200 | sparc-*-sunos4*) |
c7e4b184 | 1201 | if test x${is_cross_compiler} = xno ; then |
252b5132 RH |
1202 | use_gnu_ld=no |
1203 | fi | |
1204 | ;; | |
619a3713 | 1205 | tic6x-*-*) |
40ae9136 | 1206 | noconfigdirs="$noconfigdirs sim" |
619a3713 | 1207 | ;; |
05a13254 | 1208 | tilepro*-*-* | tilegx*-*-*) |
eb4b2452 NC |
1209 | noconfigdirs="$noconfigdirs sim" |
1210 | ;; | |
252b5132 | 1211 | v810-*-*) |
b2f14e4a | 1212 | noconfigdirs="$noconfigdirs bfd binutils gas gdb ld opcodes target-libgloss" |
252b5132 RH |
1213 | ;; |
1214 | vax-*-*) | |
9863d716 | 1215 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
96ce09a7 | 1216 | ;; |
b29d2641 MR |
1217 | wasm32-*-*) |
1218 | noconfigdirs="$noconfigdirs ld" | |
1219 | ;; | |
252b5132 RH |
1220 | esac |
1221 | ||
1222 | # If we aren't building newlib, then don't build libgloss, since libgloss | |
1223 | # depends upon some newlib header files. | |
1224 | case "${noconfigdirs}" in | |
1225 | *target-libgloss*) ;; | |
1226 | *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;; | |
f48556b1 | 1227 | esac |
252b5132 | 1228 | |
f48556b1 | 1229 | # Work in distributions that contain no compiler tools, like Autoconf. |
a0da8069 | 1230 | host_makefile_frag=/dev/null |
f48556b1 DD |
1231 | if test -d ${srcdir}/config ; then |
1232 | case "${host}" in | |
ec11bdc6 | 1233 | i[[3456789]]86-*-msdosdjgpp*) |
f48556b1 DD |
1234 | host_makefile_frag="config/mh-djgpp" |
1235 | ;; | |
1236 | *-cygwin*) | |
e33b51a6 | 1237 | ACX_CHECK_CYGWIN_CAT_WORKS |
f48556b1 DD |
1238 | host_makefile_frag="config/mh-cygwin" |
1239 | ;; | |
8a1599ab | 1240 | *-mingw*) |
84e7906e | 1241 | host_makefile_frag="config/mh-mingw" |
80f6dcbc | 1242 | ;; |
ce6c656d L |
1243 | alpha*-linux*) |
1244 | host_makefile_frag="config/mh-alpha-linux" | |
1245 | ;; | |
da888c87 | 1246 | hppa*-hp-hpux10*) |
da888c87 | 1247 | host_makefile_frag="config/mh-pa-hpux10" |
f48556b1 | 1248 | ;; |
3516a403 | 1249 | hppa*-hp-hpux*) |
da888c87 PB |
1250 | host_makefile_frag="config/mh-pa" |
1251 | ;; | |
7ec59b9e | 1252 | hppa*-*) |
da888c87 PB |
1253 | host_makefile_frag="config/mh-pa" |
1254 | ;; | |
e552509b ILT |
1255 | *-*-darwin*) |
1256 | host_makefile_frag="config/mh-darwin" | |
0df3d27f | 1257 | ;; |
f6d183c0 PB |
1258 | powerpc-*-aix*) |
1259 | host_makefile_frag="config/mh-ppc-aix" | |
1260 | ;; | |
1261 | rs6000-*-aix*) | |
1262 | host_makefile_frag="config/mh-ppc-aix" | |
1263 | ;; | |
f48556b1 DD |
1264 | esac |
1265 | fi | |
1266 | ||
9e07f89d | 1267 | if test "${build}" != "${host}" ; then |
b5714970 PB |
1268 | AR_FOR_BUILD=${AR_FOR_BUILD-ar} |
1269 | AS_FOR_BUILD=${AS_FOR_BUILD-as} | |
9e07f89d | 1270 | CC_FOR_BUILD=${CC_FOR_BUILD-gcc} |
b5714970 | 1271 | CXX_FOR_BUILD=${CXX_FOR_BUILD-g++} |
b5714970 | 1272 | GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran} |
e552509b | 1273 | GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo} |
b5714970 PB |
1274 | DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool} |
1275 | LD_FOR_BUILD=${LD_FOR_BUILD-ld} | |
1276 | NM_FOR_BUILD=${NM_FOR_BUILD-nm} | |
1277 | RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib} | |
1278 | WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres} | |
1279 | WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc} | |
9e07f89d | 1280 | else |
b5714970 PB |
1281 | AR_FOR_BUILD="\$(AR)" |
1282 | AS_FOR_BUILD="\$(AS)" | |
9e07f89d | 1283 | CC_FOR_BUILD="\$(CC)" |
b5714970 | 1284 | CXX_FOR_BUILD="\$(CXX)" |
b5714970 | 1285 | GFORTRAN_FOR_BUILD="\$(GFORTRAN)" |
e552509b | 1286 | GOC_FOR_BUILD="\$(GOC)" |
b5714970 PB |
1287 | DLLTOOL_FOR_BUILD="\$(DLLTOOL)" |
1288 | LD_FOR_BUILD="\$(LD)" | |
1289 | NM_FOR_BUILD="\$(NM)" | |
1290 | RANLIB_FOR_BUILD="\$(RANLIB)" | |
1291 | WINDRES_FOR_BUILD="\$(WINDRES)" | |
1292 | WINDMC_FOR_BUILD="\$(WINDMC)" | |
24ff9987 | 1293 | fi |
9e07f89d | 1294 | |
a8d6316b | 1295 | AC_PROG_CC_C99 |
24ff9987 DJ |
1296 | AC_PROG_CXX |
1297 | ||
1298 | # We must set the default linker to the linker used by gcc for the correct | |
1299 | # operation of libtool. If LD is not defined and we are using gcc, try to | |
1300 | # set the LD default to the ld used by gcc. | |
1301 | if test -z "$LD"; then | |
1302 | if test "$GCC" = yes; then | |
1303 | case $build in | |
1304 | *-*-mingw*) | |
1305 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;; | |
1306 | *) | |
1307 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;; | |
1308 | esac | |
1309 | case $gcc_prog_ld in | |
1310 | # Accept absolute paths. | |
1311 | [[\\/]* | [A-Za-z]:[\\/]*)] | |
1312 | LD="$gcc_prog_ld" ;; | |
1313 | esac | |
1314 | fi | |
9e07f89d NN |
1315 | fi |
1316 | ||
b3676d82 EB |
1317 | # Check whether -static-libstdc++ -static-libgcc is supported. |
1318 | have_static_libs=no | |
1319 | if test "$GCC" = yes; then | |
1320 | saved_LDFLAGS="$LDFLAGS" | |
1321 | ||
1322 | LDFLAGS="$LDFLAGS -static-libstdc++ -static-libgcc" | |
1323 | AC_MSG_CHECKING([whether g++ accepts -static-libstdc++ -static-libgcc]) | |
1324 | AC_LANG_PUSH(C++) | |
d0ac1c44 | 1325 | AC_LINK_IFELSE([AC_LANG_SOURCE([ |
a882be68 EB |
1326 | #if (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 5) |
1327 | #error -static-libstdc++ not implemented | |
1328 | #endif | |
d0ac1c44 | 1329 | int main() {}])], |
b3676d82 EB |
1330 | [AC_MSG_RESULT([yes]); have_static_libs=yes], |
1331 | [AC_MSG_RESULT([no])]) | |
1332 | AC_LANG_POP(C++) | |
1333 | ||
1334 | LDFLAGS="$saved_LDFLAGS" | |
1335 | fi | |
1336 | ||
9e07f89d | 1337 | ACX_PROG_GNAT |
b8908782 | 1338 | ACX_PROG_CMP_IGNORE_INITIAL |
9e07f89d | 1339 | |
ffdd6afc ILT |
1340 | AC_ARG_ENABLE([bootstrap], |
1341 | [AS_HELP_STRING([--enable-bootstrap], | |
1342 | [enable bootstrapping @<:@yes if native build@:>@])],, | |
1343 | enable_bootstrap=default) | |
1344 | ||
1345 | # Issue errors and warnings for invalid/strange bootstrap combinations. | |
1346 | if test -r $srcdir/gcc/configure; then | |
1347 | have_compiler=yes | |
1348 | else | |
1349 | have_compiler=no | |
1350 | fi | |
1351 | ||
1352 | case "$have_compiler:$host:$target:$enable_bootstrap" in | |
1353 | *:*:*:no) ;; | |
1354 | ||
1355 | # Default behavior. Enable bootstrap if we have a compiler | |
1356 | # and we are in a native configuration. | |
1357 | yes:$build:$build:default) | |
1358 | enable_bootstrap=yes ;; | |
1359 | ||
1360 | *:*:*:default) | |
1361 | enable_bootstrap=no ;; | |
1362 | ||
1363 | # We have a compiler and we are in a native configuration, bootstrap is ok | |
1364 | yes:$build:$build:yes) | |
1365 | ;; | |
1366 | ||
1367 | # Other configurations, but we have a compiler. Assume the user knows | |
1368 | # what he's doing. | |
1369 | yes:*:*:yes) | |
1370 | AC_MSG_WARN([trying to bootstrap a cross compiler]) | |
1371 | ;; | |
1372 | ||
1373 | # No compiler: if they passed --enable-bootstrap explicitly, fail | |
1374 | no:*:*:yes) | |
1375 | AC_MSG_ERROR([cannot bootstrap without a compiler]) ;; | |
1376 | ||
1377 | # Fail if wrong command line | |
1378 | *) | |
1379 | AC_MSG_ERROR([invalid option for --enable-bootstrap]) | |
1380 | ;; | |
1381 | esac | |
1382 | ||
ce6c656d L |
1383 | # When bootstrapping with GCC, build stage 1 in C++98 mode to ensure that a |
1384 | # C++98 compiler can still start the bootstrap. | |
1385 | if test "$enable_bootstrap:$GXX" = "yes:yes"; then | |
1386 | CXX="$CXX -std=gnu++98" | |
1387 | fi | |
1388 | ||
af019bfd L |
1389 | AC_ARG_ENABLE([pgo-build], |
1390 | [AS_HELP_STRING([--enable-pgo-build[[=lto]]], | |
1391 | [enable the PGO build])], | |
1392 | [enable_pgo_build=$enableval], | |
1393 | [enable_pgo_build=no]) | |
1394 | ||
1395 | # Issue errors and warnings for invalid/strange PGO build combinations. | |
1396 | case "$have_compiler:$host:$target:$enable_pgo_build" in | |
1397 | *:*:*:no) ;; | |
1398 | ||
1399 | # Allow the PGO build only if we aren't building a compiler and | |
1400 | # we are in a native configuration. | |
1401 | no:$build:$build:yes | no:$build:$build:lto) ;; | |
1402 | ||
1403 | # Disallow the PGO bootstrap if we are building a compiler. | |
1404 | yes:*:*:yes | yes:*:*:lto) | |
1405 | AC_MSG_ERROR([cannot perform the PGO bootstrap when building a compiler]) ;; | |
1406 | ||
1407 | *) | |
1408 | AC_MSG_ERROR([invalid option for --enable-pgo-build]) | |
1409 | ;; | |
1410 | esac | |
1411 | ||
1412 | if test "$enable_pgo_build" != "no"; then | |
1413 | AC_MSG_CHECKING([whether the compiler supports -fprofile-generate]) | |
1414 | old_CFLAGS="$CFLAGS" | |
1415 | PGO_BUILD_GEN_CFLAGS="-fprofile-generate" | |
1416 | CFLAGS="$CFLAGS $PGO_BUILD_CFLAGS" | |
1417 | AC_COMPILE_IFELSE([AC_LANG_SOURCE([int foo;])],, | |
1418 | [PGO_BUILD_GEN_CFLAGS=]) | |
1419 | CFLAGS="$old_CFLAGS" | |
1420 | if test -n "$PGO_BUILD_GEN_CFLAGS"; then | |
1421 | AC_MSG_RESULT([yes]) | |
1422 | PGO_BUILD_USE_CFLAGS="-fprofile-use" | |
1423 | else | |
1424 | AC_MSG_RESULT([no]) | |
1425 | AC_MSG_ERROR([cannot perform the PGO build without -fprofile-generate]) | |
1426 | fi | |
1427 | ||
1428 | if test "$enable_pgo_build" = "lto"; then | |
1429 | AC_MSG_CHECKING([whether the compiler supports -flto=jobserver -ffat-lto-objects]) | |
1430 | old_CFLAGS="$CFLAGS" | |
1431 | PGO_BUILD_LTO_CFLAGS="-flto=jobserver -ffat-lto-objects" | |
1432 | CFLAGS="$CFLAGS $PGO_BUILD_LTO_CFLAGS" | |
1433 | AC_COMPILE_IFELSE([AC_LANG_SOURCE([int foo;])],, | |
1434 | [PGO_BUILD_LTO_CFLAGS=]) | |
1435 | CFLAGS="$old_CFLAGS" | |
1436 | if test -n "$PGO_BUILD_LTO_CFLAGS"; then | |
1437 | AC_MSG_RESULT([yes]) | |
1438 | else | |
1439 | AC_MSG_RESULT([no]) | |
1440 | AC_MSG_WARN([LTO is disabled for the PGO build]) | |
1441 | fi | |
1442 | fi | |
1443 | fi | |
1444 | AC_SUBST(PGO_BUILD_GEN_CFLAGS) | |
1445 | AC_SUBST(PGO_BUILD_USE_CFLAGS) | |
1446 | AC_SUBST(PGO_BUILD_LTO_CFLAGS) | |
1447 | ||
d5f2ee2e KG |
1448 | # Used for setting $lt_cv_objdir |
1449 | _LT_CHECK_OBJDIR | |
1450 | ||
e8a5fa9c | 1451 | # Check for GMP, MPFR and MPC |
d9b76ff9 | 1452 | gmplibs="-lmpc -lmpfr -lgmp" |
4b1cb4fe | 1453 | gmpinc= |
4b900473 | 1454 | have_gmp=no |
e8a5fa9c RW |
1455 | |
1456 | # Specify a location for mpc | |
1457 | # check for this first so it ends up on the link line before mpfr. | |
7837304f AS |
1458 | AC_ARG_WITH(mpc, |
1459 | [AS_HELP_STRING([--with-mpc=PATH], | |
1460 | [specify prefix directory for installed MPC package. | |
1461 | Equivalent to --with-mpc-include=PATH/include | |
1462 | plus --with-mpc-lib=PATH/lib])]) | |
1463 | AC_ARG_WITH(mpc-include, | |
1464 | [AS_HELP_STRING([--with-mpc-include=PATH], | |
1465 | [specify directory for installed MPC include files])]) | |
1466 | AC_ARG_WITH(mpc-lib, | |
1467 | [AS_HELP_STRING([--with-mpc-lib=PATH], | |
1468 | [specify directory for the installed MPC library])]) | |
e8a5fa9c RW |
1469 | |
1470 | if test "x$with_mpc" != x; then | |
d9b76ff9 KG |
1471 | gmplibs="-L$with_mpc/lib $gmplibs" |
1472 | gmpinc="-I$with_mpc/include $gmpinc" | |
e8a5fa9c RW |
1473 | fi |
1474 | if test "x$with_mpc_include" != x; then | |
d9b76ff9 | 1475 | gmpinc="-I$with_mpc_include $gmpinc" |
e8a5fa9c RW |
1476 | fi |
1477 | if test "x$with_mpc_lib" != x; then | |
d9b76ff9 | 1478 | gmplibs="-L$with_mpc_lib $gmplibs" |
e8a5fa9c RW |
1479 | fi |
1480 | if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then | |
d5f2ee2e | 1481 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs" |
d9b76ff9 | 1482 | gmpinc='-I$$s/mpc/src '"$gmpinc" |
e8a5fa9c RW |
1483 | # Do not test the mpc version. Assume that it is sufficient, since |
1484 | # it is in the source tree, and the library has not been built yet | |
1485 | # but it would be included on the link line in the version check below | |
1486 | # hence making the test fail. | |
d9b76ff9 | 1487 | have_gmp=yes |
e8a5fa9c | 1488 | fi |
4b900473 | 1489 | |
11b04d1f DD |
1490 | # Specify a location for mpfr |
1491 | # check for this first so it ends up on the link line before gmp. | |
7837304f AS |
1492 | AC_ARG_WITH(mpfr-dir, |
1493 | [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])], | |
1494 | [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed. | |
1495 | Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])]) | |
1496 | ||
1497 | AC_ARG_WITH(mpfr, | |
1498 | [AS_HELP_STRING([--with-mpfr=PATH], | |
1499 | [specify prefix directory for installed MPFR package. | |
1500 | Equivalent to --with-mpfr-include=PATH/include | |
1501 | plus --with-mpfr-lib=PATH/lib])]) | |
1502 | AC_ARG_WITH(mpfr-include, | |
1503 | [AS_HELP_STRING([--with-mpfr-include=PATH], | |
1504 | [specify directory for installed MPFR include files])]) | |
1505 | AC_ARG_WITH(mpfr-lib, | |
1506 | [AS_HELP_STRING([--with-mpfr-lib=PATH], | |
1507 | [specify directory for the installed MPFR library])]) | |
11b04d1f DD |
1508 | |
1509 | if test "x$with_mpfr" != x; then | |
1510 | gmplibs="-L$with_mpfr/lib $gmplibs" | |
d9b76ff9 | 1511 | gmpinc="-I$with_mpfr/include $gmpinc" |
11b04d1f | 1512 | fi |
8a0d8a5c | 1513 | if test "x$with_mpfr_include" != x; then |
d9b76ff9 | 1514 | gmpinc="-I$with_mpfr_include $gmpinc" |
8a0d8a5c PB |
1515 | fi |
1516 | if test "x$with_mpfr_lib" != x; then | |
1517 | gmplibs="-L$with_mpfr_lib $gmplibs" | |
1518 | fi | |
4b900473 | 1519 | if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then |
58b1dd21 | 1520 | # MPFR v3.1.0 moved the sources into a src sub-directory. |
05a13254 NC |
1521 | if ! test -d ${srcdir}/mpfr/src; then |
1522 | AC_MSG_ERROR([dnl | |
1523 | Building GCC with MPFR in the source tree is only handled for MPFR 3.1.0+.]) | |
58b1dd21 | 1524 | fi |
05a13254 NC |
1525 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir $gmplibs" |
1526 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr/src -I$$s/mpfr/src '"$gmpinc" | |
1527 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr/src --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir" | |
4b900473 PB |
1528 | # Do not test the mpfr version. Assume that it is sufficient, since |
1529 | # it is in the source tree, and the library has not been built yet | |
1530 | # but it would be included on the link line in the version check below | |
1531 | # hence making the test fail. | |
1532 | have_gmp=yes | |
1533 | fi | |
11b04d1f | 1534 | |
4b1cb4fe | 1535 | # Specify a location for gmp |
7837304f AS |
1536 | AC_ARG_WITH(gmp-dir, |
1537 | [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])], | |
1538 | [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed. | |
1539 | Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])]) | |
1540 | ||
1541 | AC_ARG_WITH(gmp, | |
1542 | [AS_HELP_STRING([--with-gmp=PATH], | |
1543 | [specify prefix directory for the installed GMP package. | |
1544 | Equivalent to --with-gmp-include=PATH/include | |
1545 | plus --with-gmp-lib=PATH/lib])]) | |
1546 | AC_ARG_WITH(gmp-include, | |
1547 | [AS_HELP_STRING([--with-gmp-include=PATH], | |
1548 | [specify directory for installed GMP include files])]) | |
1549 | AC_ARG_WITH(gmp-lib, | |
1550 | [AS_HELP_STRING([--with-gmp-lib=PATH], | |
1551 | [specify directory for the installed GMP library])]) | |
4b1cb4fe | 1552 | |
4b1cb4fe | 1553 | |
11b04d1f DD |
1554 | if test "x$with_gmp" != x; then |
1555 | gmplibs="-L$with_gmp/lib $gmplibs" | |
1556 | gmpinc="-I$with_gmp/include $gmpinc" | |
4b1cb4fe | 1557 | fi |
8a0d8a5c PB |
1558 | if test "x$with_gmp_include" != x; then |
1559 | gmpinc="-I$with_gmp_include $gmpinc" | |
1560 | fi | |
1561 | if test "x$with_gmp_lib" != x; then | |
1562 | gmplibs="-L$with_gmp_lib $gmplibs" | |
1563 | fi | |
4b900473 | 1564 | if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then |
d5f2ee2e | 1565 | gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs" |
4b900473 | 1566 | gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc" |
29821356 | 1567 | extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" |
d5f2ee2e | 1568 | extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" |
7ec59b9e | 1569 | extra_isl_gmp_configure_flags='--with-gmp-builddir=$$r/$(HOST_SUBDIR)/gmp' |
4b900473 PB |
1570 | # Do not test the gmp version. Assume that it is sufficient, since |
1571 | # it is in the source tree, and the library has not been built yet | |
1572 | # but it would be included on the link line in the version check below | |
1573 | # hence making the test fail. | |
1574 | have_gmp=yes | |
1575 | fi | |
4b1cb4fe | 1576 | |
ceb92e78 | 1577 | if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then |
4b900473 PB |
1578 | have_gmp=yes |
1579 | saved_CFLAGS="$CFLAGS" | |
1580 | CFLAGS="$CFLAGS $gmpinc" | |
a6b5846e KG |
1581 | # Check for the recommended and required versions of GMP. |
1582 | AC_MSG_CHECKING([for the correct version of gmp.h]) | |
4b900473 | 1583 | AC_TRY_COMPILE([#include "gmp.h"],[ |
a6b5846e KG |
1584 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) |
1585 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
8e71395b | 1586 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,3) |
9dbaa842 | 1587 | choke me |
4b900473 | 1588 | #endif |
a009f2e7 | 1589 | ], [AC_TRY_COMPILE([#include <gmp.h>],[ |
a6b5846e KG |
1590 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) |
1591 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
1592 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2) | |
1593 | choke me | |
1594 | #endif | |
a009f2e7 | 1595 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
a6b5846e | 1596 | [AC_MSG_RESULT([no]); have_gmp=no]) |
4b900473 | 1597 | |
e8a5fa9c | 1598 | # If we have GMP, check the MPFR version. |
4b900473 | 1599 | if test x"$have_gmp" = xyes; then |
a6b5846e KG |
1600 | # Check for the recommended and required versions of MPFR. |
1601 | AC_MSG_CHECKING([for the correct version of mpfr.h]) | |
e8a5fa9c | 1602 | AC_TRY_COMPILE([#include <gmp.h> |
4b900473 | 1603 | #include <mpfr.h>],[ |
7ec59b9e | 1604 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,0) |
4b900473 PB |
1605 | choke me |
1606 | #endif | |
a009f2e7 | 1607 | ], [AC_TRY_COMPILE([#include <gmp.h> |
e8a5fa9c | 1608 | #include <mpfr.h>],[ |
a6b5846e | 1609 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2) |
e8a5fa9c RW |
1610 | choke me |
1611 | #endif | |
a009f2e7 | 1612 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
e8a5fa9c RW |
1613 | [AC_MSG_RESULT([no]); have_gmp=no]) |
1614 | fi | |
1615 | ||
1616 | # Check for the MPC header version. | |
d9b76ff9 | 1617 | if test x"$have_gmp" = xyes ; then |
a6b5846e | 1618 | # Check for the recommended and required versions of MPC. |
e8a5fa9c RW |
1619 | AC_MSG_CHECKING([for the correct version of mpc.h]) |
1620 | AC_TRY_COMPILE([#include <mpc.h>],[ | |
a6b5846e | 1621 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,0) |
e8a5fa9c RW |
1622 | choke me |
1623 | #endif | |
a009f2e7 | 1624 | ], [AC_TRY_COMPILE([#include <mpc.h>],[ |
a6b5846e KG |
1625 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,1) |
1626 | choke me | |
1627 | #endif | |
a009f2e7 | 1628 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
a6b5846e | 1629 | [AC_MSG_RESULT([no]); have_gmp=no]) |
e8a5fa9c RW |
1630 | fi |
1631 | ||
1632 | # Now check the MPFR library. | |
1633 | if test x"$have_gmp" = xyes; then | |
1634 | saved_LIBS="$LIBS" | |
1635 | LIBS="$LIBS $gmplibs" | |
d9b76ff9 KG |
1636 | AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries]) |
1637 | AC_TRY_LINK([#include <mpc.h>],[ | |
a3ca38d2 DD |
1638 | mpfr_t n; |
1639 | mpfr_t x; | |
d9b76ff9 | 1640 | mpc_t c; |
4b900473 | 1641 | int t; |
a3ca38d2 DD |
1642 | mpfr_init (n); |
1643 | mpfr_init (x); | |
4b900473 PB |
1644 | mpfr_atan2 (n, n, x, GMP_RNDN); |
1645 | mpfr_erfc (n, x, GMP_RNDN); | |
1646 | mpfr_subnormalize (x, t, GMP_RNDN); | |
d9b76ff9 KG |
1647 | mpfr_clear(n); |
1648 | mpfr_clear(x); | |
1649 | mpc_init2 (c, 53); | |
1650 | mpc_set_ui_ui (c, 1, 1, MPC_RNDNN); | |
1651 | mpc_cosh (c, c, MPC_RNDNN); | |
1652 | mpc_pow (c, c, c, MPC_RNDNN); | |
1653 | mpc_acosh (c, c, MPC_RNDNN); | |
1654 | mpc_clear (c); | |
e8a5fa9c RW |
1655 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no]) |
1656 | LIBS="$saved_LIBS" | |
4b900473 | 1657 | fi |
e8a5fa9c | 1658 | |
4b900473 | 1659 | CFLAGS="$saved_CFLAGS" |
4b1cb4fe | 1660 | |
a6b5846e KG |
1661 | # The library versions listed in the error message below should match |
1662 | # the HARD-minimums enforced above. | |
4b900473 | 1663 | if test x$have_gmp != xyes; then |
7ec59b9e | 1664 | AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.4.0+ and MPC 0.8.0+. |
d9b76ff9 KG |
1665 | Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify |
1666 | their locations. Source code for these libraries can be found at | |
1667 | their respective hosting sites as well as at | |
1668 | ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also | |
1669 | http://gcc.gnu.org/install/prerequisites.html for additional info. If | |
1670 | you obtained GMP, MPFR and/or MPC from a vendor distribution package, | |
1671 | make sure that you have installed both the libraries and the header | |
1672 | files. They may be located in separate packages.]) | |
4b900473 | 1673 | fi |
9dbaa842 DD |
1674 | fi |
1675 | ||
e8a5fa9c | 1676 | # Flags needed for both GMP, MPFR and/or MPC. |
4b1cb4fe DD |
1677 | AC_SUBST(gmplibs) |
1678 | AC_SUBST(gmpinc) | |
e8a5fa9c RW |
1679 | AC_SUBST(extra_mpfr_configure_flags) |
1680 | AC_SUBST(extra_mpc_gmp_configure_flags) | |
1681 | AC_SUBST(extra_mpc_mpfr_configure_flags) | |
7ec59b9e | 1682 | AC_SUBST(extra_isl_gmp_configure_flags) |
4b1cb4fe | 1683 | |
e8a5fa9c RW |
1684 | # Libraries to use for stage1 or when not bootstrapping. |
1685 | AC_ARG_WITH(stage1-libs, | |
7837304f | 1686 | [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])], |
e8a5fa9c RW |
1687 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1688 | stage1_libs= | |
1689 | else | |
1690 | stage1_libs=$withval | |
1691 | fi], | |
68996839 | 1692 | [stage1_libs=]) |
e8a5fa9c RW |
1693 | AC_SUBST(stage1_libs) |
1694 | ||
c1a5d03a TT |
1695 | # Whether or not to use -static-libstdc++ and -static-libgcc. The |
1696 | # default is yes if gcc is being built; no otherwise. The reason for | |
1697 | # this default is that gdb is sometimes linked against GNU Source | |
1698 | # Highlight, which is a shared library that uses C++ exceptions. In | |
1699 | # this case, -static-libstdc++ will cause crashes. | |
1700 | AC_ARG_WITH(static-standard-libraries, | |
1701 | [AS_HELP_STRING([--with-static-standard-libraries], | |
1702 | [use -static-libstdc++ and -static-libgcc (default=auto)])], | |
1703 | [], [with_static_standard_libraries=auto]) | |
1704 | if test "$with_static_standard_libraries" = auto; then | |
1705 | with_static_standard_libraries=$have_compiler | |
1706 | fi | |
1707 | ||
b3676d82 EB |
1708 | # Linker flags to use for stage1 or when not bootstrapping. |
1709 | AC_ARG_WITH(stage1-ldflags, | |
1710 | [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])], | |
1711 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1712 | stage1_ldflags= | |
1713 | else | |
1714 | stage1_ldflags=$withval | |
1715 | fi], | |
1716 | [stage1_ldflags= | |
1717 | # In stage 1, default to linking libstdc++ and libgcc statically with GCC | |
1718 | # if supported. But if the user explicitly specified the libraries to use, | |
1719 | # trust that they are doing what they want. | |
c1a5d03a TT |
1720 | if test "$with_static_standard_libraries" = yes -a "$stage1_libs" = "" \ |
1721 | -a "$have_static_libs" = yes; then | |
b3676d82 EB |
1722 | stage1_ldflags="-static-libstdc++ -static-libgcc" |
1723 | fi]) | |
1724 | AC_SUBST(stage1_ldflags) | |
1725 | ||
68996839 | 1726 | # Libraries to use for stage2 and later builds. |
e8a5fa9c | 1727 | AC_ARG_WITH(boot-libs, |
7837304f | 1728 | [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])], |
e8a5fa9c RW |
1729 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1730 | poststage1_libs= | |
1731 | else | |
1732 | poststage1_libs=$withval | |
1733 | fi], | |
68996839 | 1734 | [poststage1_libs=]) |
e8a5fa9c RW |
1735 | AC_SUBST(poststage1_libs) |
1736 | ||
143754cd NC |
1737 | # Linker flags to use for stage2 and later builds. |
1738 | AC_ARG_WITH(boot-ldflags, | |
7837304f AS |
1739 | [AS_HELP_STRING([--with-boot-ldflags=FLAGS], |
1740 | [linker flags for stage2 and later])], | |
143754cd NC |
1741 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1742 | poststage1_ldflags= | |
1743 | else | |
1744 | poststage1_ldflags=$withval | |
1745 | fi], | |
1746 | [poststage1_ldflags= | |
4f11b223 ILT |
1747 | # In stages 2 and 3, default to linking libstdc++ and libgcc |
1748 | # statically. But if the user explicitly specified the libraries to | |
1749 | # use, trust that they are doing what they want. | |
1750 | if test "$poststage1_libs" = ""; then | |
143754cd NC |
1751 | poststage1_ldflags="-static-libstdc++ -static-libgcc" |
1752 | fi]) | |
1753 | AC_SUBST(poststage1_ldflags) | |
1754 | ||
4849dfd8 | 1755 | # GCC GRAPHITE dependency isl. |
1b6c0831 | 1756 | # Basic setup is inlined here, actual checks are in config/isl.m4 |
8e71395b | 1757 | |
8e71395b L |
1758 | AC_ARG_WITH(isl, |
1759 | [AS_HELP_STRING( | |
1760 | [--with-isl=PATH], | |
4849dfd8 | 1761 | [Specify prefix directory for the installed isl package. |
8e71395b L |
1762 | Equivalent to --with-isl-include=PATH/include |
1763 | plus --with-isl-lib=PATH/lib])]) | |
1764 | ||
1b6c0831 | 1765 | # Treat --without-isl as a request to disable |
8e71395b | 1766 | # GRAPHITE support and skip all following checks. |
1b6c0831 | 1767 | if test "x$with_isl" != "xno"; then |
4849dfd8 | 1768 | # Check for isl |
8e71395b L |
1769 | dnl Provide configure switches and initialize islinc & isllibs |
1770 | dnl with user input. | |
1771 | ISL_INIT_FLAGS | |
4849dfd8 | 1772 | dnl The versions of isl that work for Graphite |
1b6c0831 | 1773 | ISL_CHECK_VERSION() |
4849dfd8 | 1774 | dnl Only execute fail-action, if isl has been requested. |
7ec59b9e | 1775 | ISL_IF_FAILED([ |
4849dfd8 | 1776 | AC_MSG_ERROR([Unable to find a usable isl. See config.log for details.])]) |
e28c595f JM |
1777 | fi |
1778 | ||
4849dfd8 | 1779 | # If the isl check failed, disable builds of in-tree variant of isl |
8e71395b | 1780 | if test "x$with_isl" = xno || |
8e71395b | 1781 | test "x$gcc_cv_isl" = xno; then |
1b6c0831 | 1782 | noconfigdirs="$noconfigdirs isl" |
8e71395b | 1783 | islinc= |
7ec59b9e L |
1784 | fi |
1785 | ||
1b6c0831 | 1786 | AC_SUBST(isllibs) |
8e71395b | 1787 | AC_SUBST(islinc) |
8e71395b | 1788 | |
700d40ca ILT |
1789 | # Check for LTO support. |
1790 | AC_ARG_ENABLE(lto, | |
7837304f | 1791 | [AS_HELP_STRING([--enable-lto], [enable link time optimization support])], |
700d40ca ILT |
1792 | enable_lto=$enableval, |
1793 | enable_lto=yes; default_enable_lto=yes) | |
1794 | ||
74cea91b DK |
1795 | ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always. |
1796 | build_lto_plugin=yes | |
1797 | ],[if test x"$default_enable_lto" = x"yes" ; then | |
29821356 | 1798 | case $target in |
bf41f30d | 1799 | *-apple-darwin[[912]]* | *-cygwin* | *-mingw* | *djgpp*) ;; |
74cea91b | 1800 | # On other non-ELF platforms, LTO has yet to be validated. |
29821356 RW |
1801 | *) enable_lto=no ;; |
1802 | esac | |
e49e5c92 | 1803 | else |
29821356 RW |
1804 | # Apart from ELF platforms, only Windows and Darwin support LTO so far. |
1805 | # It would also be nice to check the binutils support, but we don't | |
e49e5c92 DK |
1806 | # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just |
1807 | # warn during gcc/ subconfigure; unless you're bootstrapping with | |
1808 | # -flto it won't be needed until after installation anyway. | |
1809 | case $target in | |
52cf9762 | 1810 | *-cygwin* | *-mingw* | *-apple-darwin* | *djgpp*) ;; |
e49e5c92 DK |
1811 | *) if test x"$enable_lto" = x"yes"; then |
1812 | AC_MSG_ERROR([LTO support is not enabled for this target.]) | |
1813 | fi | |
1814 | ;; | |
1815 | esac | |
1816 | fi | |
a8eb3f0a | 1817 | # Among non-ELF, only Windows platforms support the lto-plugin so far. |
74cea91b | 1818 | # Build it unless LTO was explicitly disabled. |
a8eb3f0a | 1819 | case $target in |
74cea91b | 1820 | *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;; |
a8eb3f0a DK |
1821 | *) ;; |
1822 | esac | |
74cea91b | 1823 | ]) |
700d40ca | 1824 | |
1b6c0831 L |
1825 | AC_ARG_ENABLE(linker-plugin-configure-flags, |
1826 | [AS_HELP_STRING([[--enable-linker-plugin-configure-flags=FLAGS]], | |
1827 | [additional flags for configuring linker plugins @<:@none@:>@])], | |
1828 | extra_linker_plugin_configure_flags=$enableval, | |
1829 | extra_linker_plugin_configure_flags=) | |
1830 | AC_SUBST(extra_linker_plugin_configure_flags) | |
1831 | AC_ARG_ENABLE(linker-plugin-flags, | |
1832 | [AS_HELP_STRING([[--enable-linker-plugin-flags=FLAGS]], | |
1833 | [additional flags for configuring and building linker plugins @<:@none@:>@])], | |
1834 | extra_linker_plugin_flags=$enableval, | |
1835 | extra_linker_plugin_flags=) | |
1836 | AC_SUBST(extra_linker_plugin_flags) | |
1837 | ||
bf41f30d NC |
1838 | # Enable --enable-host-shared. |
1839 | # Checked early to determine whether jit is an 'all' language | |
1840 | AC_ARG_ENABLE(host-shared, | |
1841 | [AS_HELP_STRING([--enable-host-shared], | |
1842 | [build host code as shared libraries])], | |
1843 | [host_shared=$enableval], [host_shared=no]) | |
1844 | AC_SUBST(host_shared) | |
e28c595f | 1845 | |
7ec59b9e | 1846 | # By default, C and C++ are the only stage 1 languages. |
9b134994 | 1847 | stage1_languages=,c, |
1d39f329 | 1848 | |
e8a5fa9c | 1849 | # Target libraries that we bootstrap. |
2aa2364a | 1850 | bootstrap_target_libs=,target-libgcc, |
e8a5fa9c | 1851 | |
9e07f89d NN |
1852 | # Figure out what language subdirectories are present. |
1853 | # Look if the user specified --enable-languages="..."; if not, use | |
1854 | # the environment variable $LANGUAGES if defined. $LANGUAGES might | |
1855 | # go away some day. | |
1856 | # NB: embedded tabs in this IF block -- do not untabify | |
1857 | if test -d ${srcdir}/gcc; then | |
1858 | if test x"${enable_languages+set}" != xset; then | |
1859 | if test x"${LANGUAGES+set}" = xset; then | |
1860 | enable_languages="${LANGUAGES}" | |
136bb21f | 1861 | echo configure.ac: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2 |
9e07f89d | 1862 | else |
bf41f30d | 1863 | enable_languages=default |
9e07f89d NN |
1864 | fi |
1865 | else | |
1866 | if test x"${enable_languages}" = x || | |
1867 | test x"${enable_languages}" = xyes; | |
1868 | then | |
136bb21f | 1869 | echo configure.ac: --enable-languages needs at least one language argument 1>&2 |
9e07f89d NN |
1870 | exit 1 |
1871 | fi | |
1872 | fi | |
1873 | enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'` | |
1874 | ||
096f7d00 DE |
1875 | # 'f95' is the old name for the 'fortran' language. We issue a warning |
1876 | # and make the substitution. | |
1877 | case ,${enable_languages}, in | |
1878 | *,f95,*) | |
136bb21f | 1879 | echo configure.ac: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2 |
096f7d00 DE |
1880 | enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'` |
1881 | ;; | |
1882 | esac | |
1883 | ||
7ec59b9e L |
1884 | # If bootstrapping, C++ must be enabled. |
1885 | case ",$enable_languages,:$enable_bootstrap" in | |
1886 | *,c++,*:*) ;; | |
1887 | *:yes) | |
ffdd6afc ILT |
1888 | if test -f ${srcdir}/gcc/cp/config-lang.in; then |
1889 | enable_languages="${enable_languages},c++" | |
1890 | else | |
7ec59b9e | 1891 | AC_MSG_ERROR([bootstrapping requires c++ sources]) |
ffdd6afc ILT |
1892 | fi |
1893 | ;; | |
1894 | esac | |
1895 | ||
9e07f89d NN |
1896 | # First scan to see if an enabled language requires some other language. |
1897 | # We assume that a given config-lang.in will list all the language | |
1898 | # front ends it requires, even if some are required indirectly. | |
1899 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do | |
1900 | case ${lang_frag} in | |
1901 | ..) ;; | |
1902 | # The odd quoting in the next line works around | |
1903 | # an apparent bug in bash 1.12 on linux. | |
1904 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1905 | *) | |
e552509b ILT |
1906 | # From the config-lang.in, get $language, $lang_requires, and |
1907 | # $lang_requires_boot_languages. | |
9e07f89d NN |
1908 | language= |
1909 | lang_requires= | |
e552509b | 1910 | lang_requires_boot_languages= |
bf41f30d NC |
1911 | # set srcdir during sourcing lang_frag to the gcc dir. |
1912 | # Sadly overriding srcdir on the . line doesn't work in plain sh as it | |
1913 | # polutes this shell | |
1914 | saved_srcdir=${srcdir} | |
1915 | srcdir=${srcdir}/gcc . ${lang_frag} | |
1916 | srcdir=${saved_srcdir} | |
e552509b | 1917 | for other in ${lang_requires} ${lang_requires_boot_languages}; do |
9e07f89d NN |
1918 | case ,${enable_languages}, in |
1919 | *,$other,*) ;; | |
bf41f30d | 1920 | *,default,*) ;; |
9e07f89d NN |
1921 | *,all,*) ;; |
1922 | *,$language,*) | |
1923 | echo " \`$other' language required by \`$language'; enabling" 1>&2 | |
1924 | enable_languages="${enable_languages},${other}" | |
1925 | ;; | |
1926 | esac | |
1927 | done | |
e552509b ILT |
1928 | for other in ${lang_requires_boot_languages} ; do |
1929 | if test "$other" != "c"; then | |
1930 | case ,${enable_stage1_languages}, in | |
1931 | *,$other,*) ;; | |
bf41f30d | 1932 | *,default,*) ;; |
e552509b ILT |
1933 | *,all,*) ;; |
1934 | *) | |
1935 | case ,${enable_languages}, in | |
1936 | *,$language,*) | |
1937 | echo " '$other' language required by '$language' in stage 1; enabling" 1>&2 | |
1938 | enable_stage1_languages="$enable_stage1_languages,${other}" | |
1939 | ;; | |
1940 | esac | |
1941 | ;; | |
1942 | esac | |
1943 | fi | |
1944 | done | |
9e07f89d NN |
1945 | ;; |
1946 | esac | |
1947 | done | |
1948 | ||
9b134994 | 1949 | new_enable_languages=,c, |
700d40ca ILT |
1950 | |
1951 | # If LTO is enabled, add the LTO front end. | |
700d40ca | 1952 | if test "$enable_lto" = "yes" ; then |
6811fb56 RW |
1953 | case ,${enable_languages}, in |
1954 | *,lto,*) ;; | |
1955 | *) enable_languages="${enable_languages},lto" ;; | |
1956 | esac | |
a8eb3f0a | 1957 | if test "${build_lto_plugin}" = "yes" ; then |
700d40ca | 1958 | configdirs="$configdirs lto-plugin" |
700d40ca ILT |
1959 | fi |
1960 | fi | |
1b6c0831 L |
1961 | |
1962 | # If we're building an offloading compiler, add the LTO front end. | |
1963 | if test x"$enable_as_accelerator_for" != x ; then | |
1964 | case ,${enable_languages}, in | |
1965 | *,lto,*) ;; | |
1966 | *) enable_languages="${enable_languages},lto" ;; | |
1967 | esac | |
1968 | fi | |
700d40ca | 1969 | |
bf41f30d | 1970 | missing_languages=`echo ",$enable_languages," | sed -e s/,default,/,/ -e s/,all,/,/ -e s/,c,/,/ ` |
9b134994 | 1971 | potential_languages=,c, |
9e07f89d | 1972 | |
9e1a94f4 ILT |
1973 | enabled_target_libs= |
1974 | disabled_target_libs= | |
1975 | ||
9e07f89d NN |
1976 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do |
1977 | case ${lang_frag} in | |
1978 | ..) ;; | |
1979 | # The odd quoting in the next line works around | |
1980 | # an apparent bug in bash 1.12 on linux. | |
1981 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1982 | *) | |
7ec59b9e | 1983 | # From the config-lang.in, get $language, $target_libs, |
1d39f329 | 1984 | # $lang_dirs, $boot_language, and $build_by_default |
9e07f89d NN |
1985 | language= |
1986 | target_libs= | |
1987 | lang_dirs= | |
64ce424c | 1988 | subdir_requires= |
9b134994 PB |
1989 | boot_language=no |
1990 | build_by_default=yes | |
bf41f30d NC |
1991 | # set srcdir during sourcing. See above about save & restore |
1992 | saved_srcdir=${srcdir} | |
1993 | srcdir=${srcdir}/gcc . ${lang_frag} | |
1994 | srcdir=${saved_srcdir} | |
9b134994 PB |
1995 | if test x${language} = x; then |
1996 | echo "${lang_frag} doesn't set \$language." 1>&2 | |
1997 | exit 1 | |
1998 | fi | |
1999 | ||
ffdd6afc | 2000 | if test "$language" = "c++"; then |
7ec59b9e | 2001 | boot_language=yes |
e8a5fa9c RW |
2002 | fi |
2003 | ||
8e71395b | 2004 | add_this_lang=no |
bf41f30d NC |
2005 | # C is always enabled, so no need to add it again |
2006 | if test "$language" != "c"; then | |
2007 | case ,${enable_languages}, in | |
2008 | *,${language},*) | |
2009 | # Language was explicitly selected; include it | |
7ec59b9e | 2010 | add_this_lang=yes |
bf41f30d NC |
2011 | ;; |
2012 | *,all,*) | |
2013 | # All languages are enabled | |
2014 | add_this_lang=all | |
2015 | ;; | |
2016 | *,default,*) | |
2017 | # 'default' was selected, select it if it is a default language | |
8e71395b | 2018 | add_this_lang=${build_by_default} |
bf41f30d NC |
2019 | ;; |
2020 | esac | |
2021 | fi | |
4b1cb4fe | 2022 | |
64ce424c | 2023 | # Disable languages that need other directories if these aren't available. |
1f3f1bbf | 2024 | for i in $subdir_requires; do |
3d3adb43 | 2025 | test -f "$srcdir/gcc/$i/config-lang.in" && continue |
bf41f30d NC |
2026 | case ${add_this_lang} in |
2027 | yes) | |
64ce424c PB |
2028 | # Specifically requested language; tell them. |
2029 | AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing]) | |
2030 | ;; | |
bf41f30d NC |
2031 | all) |
2032 | AC_MSG_WARN([The gcc/$i directory contains parts of $language but is missing]) | |
2033 | add_this_lang=unsupported | |
2034 | ;; | |
64ce424c PB |
2035 | *) |
2036 | # Silently disable. | |
9b134994 | 2037 | add_this_lang=unsupported |
64ce424c PB |
2038 | ;; |
2039 | esac | |
2040 | done | |
2041 | ||
9b134994 | 2042 | # Disable Ada if no preexisting GNAT is available. |
bf41f30d NC |
2043 | case ${add_this_lang}:${language}:${have_gnat} in |
2044 | yes:ada:no) | |
9b134994 PB |
2045 | # Specifically requested language; tell them. |
2046 | AC_MSG_ERROR([GNAT is required to build $language]) | |
2047 | ;; | |
bf41f30d NC |
2048 | all:ada:no) |
2049 | AC_MSG_WARN([GNAT is required to build $language]) | |
2050 | add_this_lang=unsupported | |
2051 | ;; | |
9b134994 PB |
2052 | *:ada:no) |
2053 | # Silently disable. | |
2054 | add_this_lang=unsupported | |
2055 | ;; | |
2056 | esac | |
2057 | ||
bf41f30d NC |
2058 | # Disable jit if -enable-host-shared not specified |
2059 | case ${add_this_lang}:${language}:${host_shared} in | |
2060 | yes:jit:no) | |
2061 | # PR jit/64780: explicitly specify --enable-host-shared | |
2062 | AC_MSG_ERROR([ | |
2063 | Enabling language "jit" requires --enable-host-shared. | |
2064 | ||
2065 | --enable-host-shared typically slows the rest of the compiler down by | |
2066 | a few %, so you must explicitly enable it. | |
2067 | ||
2068 | If you want to build both the jit and the regular compiler, it is often | |
2069 | best to do this via two separate configure/builds, in separate | |
2070 | directories, to avoid imposing the performance cost of | |
2071 | --enable-host-shared on the regular compiler.]) | |
2072 | ;; | |
2073 | all:jit:no) | |
2074 | AC_MSG_WARN([--enable-host-shared required to build $language]) | |
2075 | add_this_lang=unsupported | |
2076 | ;; | |
2077 | *:jit:no) | |
2078 | # Silently disable. | |
2079 | add_this_lang=unsupported | |
2080 | ;; | |
2081 | esac | |
2082 | ||
2083 | # Disable a language that is unsupported by the target. | |
2084 | case "${add_this_lang}: $unsupported_languages " in | |
2085 | no:*) ;; | |
2086 | unsupported:*) ;; | |
2087 | *:*" $language "*) | |
2088 | AC_MSG_WARN([${language} not supported for this target]) | |
9b134994 | 2089 | add_this_lang=unsupported |
59f7ec45 HPN |
2090 | ;; |
2091 | esac | |
2092 | ||
4b1cb4fe | 2093 | case $add_this_lang in |
9b134994 | 2094 | unsupported) |
9e07f89d | 2095 | # Remove language-dependent dirs. |
9e1a94f4 ILT |
2096 | disabled_target_libs="$disabled_target_libs $target_libs" |
2097 | noconfigdirs="$noconfigdirs $lang_dirs" | |
1d39f329 | 2098 | ;; |
9b134994 PB |
2099 | no) |
2100 | # Remove language-dependent dirs; still show language as supported. | |
9e1a94f4 ILT |
2101 | disabled_target_libs="$disabled_target_libs $target_libs" |
2102 | noconfigdirs="$noconfigdirs $lang_dirs" | |
9b134994 PB |
2103 | potential_languages="${potential_languages}${language}," |
2104 | ;; | |
bf41f30d | 2105 | all|yes) |
9b134994 PB |
2106 | new_enable_languages="${new_enable_languages}${language}," |
2107 | potential_languages="${potential_languages}${language}," | |
1d39f329 | 2108 | missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"` |
9e1a94f4 | 2109 | enabled_target_libs="$enabled_target_libs $target_libs" |
f8dc745f RW |
2110 | case "${boot_language}:,$enable_stage1_languages," in |
2111 | yes:* | *:*,$language,* | *:*,yes, | *:*,all,) | |
4fa63067 | 2112 | # Add to (comma-separated) list of stage 1 languages. |
f8dc745f RW |
2113 | case ",$stage1_languages," in |
2114 | *,$language,* | ,yes, | ,all,) ;; | |
2115 | *) stage1_languages="${stage1_languages}${language}," ;; | |
2116 | esac | |
e8a5fa9c RW |
2117 | # We need to bootstrap any supporting libraries. |
2118 | bootstrap_target_libs="${bootstrap_target_libs}${target_libs}," | |
1d39f329 NN |
2119 | ;; |
2120 | esac | |
2121 | ;; | |
9e07f89d NN |
2122 | esac |
2123 | ;; | |
2124 | esac | |
2125 | done | |
2126 | ||
9e1a94f4 ILT |
2127 | # Add target libraries which are only needed for disabled languages |
2128 | # to noconfigdirs. | |
2129 | if test -n "$disabled_target_libs"; then | |
2130 | for dir in $disabled_target_libs; do | |
2131 | case " $enabled_target_libs " in | |
2132 | *" ${dir} "*) ;; | |
2133 | *) noconfigdirs="$noconfigdirs $dir" ;; | |
2134 | esac | |
2135 | done | |
2136 | fi | |
2137 | ||
9b134994 | 2138 | AC_ARG_ENABLE(stage1-languages, |
7837304f AS |
2139 | [AS_HELP_STRING([[--enable-stage1-languages[=all]]], |
2140 | [choose additional languages to build during | |
2141 | stage1. Mostly useful for compiler development])], | |
9b134994 PB |
2142 | [case ,${enable_stage1_languages}, in |
2143 | ,no,|,,) | |
2144 | # Set it to something that will have no effect in the loop below | |
2145 | enable_stage1_languages=c ;; | |
2146 | ,yes,) | |
2147 | enable_stage1_languages=`echo $new_enable_languages | \ | |
2148 | sed -e "s/^,//" -e "s/,$//" ` ;; | |
2149 | *,all,*) | |
2150 | enable_stage1_languages=`echo ,$enable_stage1_languages, | \ | |
2151 | sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;; | |
2152 | esac | |
2153 | ||
2154 | # Add "good" languages from enable_stage1_languages to stage1_languages, | |
2155 | # while "bad" languages go in missing_languages. Leave no duplicates. | |
2156 | for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do | |
2157 | case $potential_languages in | |
2158 | *,$i,*) | |
2159 | case $stage1_languages in | |
2160 | *,$i,*) ;; | |
2161 | *) stage1_languages="$stage1_languages$i," ;; | |
2162 | esac ;; | |
2163 | *) | |
2164 | case $missing_languages in | |
2165 | *,$i,*) ;; | |
2166 | *) missing_languages="$missing_languages$i," ;; | |
2167 | esac ;; | |
2168 | esac | |
2169 | done]) | |
2170 | ||
2171 | # Remove leading/trailing commas that were added for simplicity | |
2172 | potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"` | |
4b0ac75d | 2173 | missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"` |
9b134994 PB |
2174 | stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"` |
2175 | new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"` | |
2176 | ||
9e07f89d NN |
2177 | if test "x$missing_languages" != x; then |
2178 | AC_MSG_ERROR([ | |
27258dd4 | 2179 | The following requested languages could not be built: ${missing_languages} |
9b134994 | 2180 | Supported languages are: ${potential_languages}]) |
9e07f89d | 2181 | fi |
9e07f89d NN |
2182 | if test "x$new_enable_languages" != "x$enable_languages"; then |
2183 | echo The following languages will be built: ${new_enable_languages} | |
9b134994 | 2184 | enable_languages="$new_enable_languages" |
9e07f89d | 2185 | fi |
9b134994 PB |
2186 | |
2187 | AC_SUBST(stage1_languages) | |
81ec575a | 2188 | ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" ` |
9e07f89d NN |
2189 | fi |
2190 | ||
a6df5a19 PB |
2191 | # Handle --disable-<component> generically. |
2192 | for dir in $configdirs $build_configdirs $target_configdirs ; do | |
2193 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g` | |
9cc8ae67 PB |
2194 | varname=`echo $dirname | sed -e s/+/_/g` |
2195 | if eval test x\${enable_${varname}} "=" xno ; then | |
a6df5a19 PB |
2196 | noconfigdirs="$noconfigdirs $dir" |
2197 | fi | |
2198 | done | |
2199 | ||
4f0ef2d8 CD |
2200 | # Check for Boehm's garbage collector |
2201 | AC_ARG_ENABLE(objc-gc, | |
7837304f AS |
2202 | [AS_HELP_STRING([--enable-objc-gc], |
2203 | [enable use of Boehm's garbage collector with the | |
05a13254 NC |
2204 | GNU Objective-C runtime])]) |
2205 | AC_ARG_WITH([target-bdw-gc], | |
2206 | [AS_HELP_STRING([--with-target-bdw-gc=PATHLIST], | |
2207 | [specify prefix directory for installed bdw-gc package. | |
2208 | Equivalent to --with-target-bdw-gc-include=PATH/include | |
2209 | plus --with-target-bdw-gc-lib=PATH/lib])]) | |
2210 | AC_ARG_WITH([target-bdw-gc-include], | |
2211 | [AS_HELP_STRING([--with-target-bdw-gc-include=PATHLIST], | |
2212 | [specify directories for installed bdw-gc include files])]) | |
2213 | AC_ARG_WITH([target-bdw-gc-lib], | |
2214 | [AS_HELP_STRING([--with-target-bdw-gc-lib=PATHLIST], | |
2215 | [specify directories for installed bdw-gc library])]) | |
2216 | ||
2217 | case ,${enable_languages},:${enable_objc_gc} in *,objc,*:yes|*,objc,*:auto) | |
2218 | AC_MSG_CHECKING([for bdw garbage collector]) | |
2219 | if test "x$with_target_bdw_gc$with_target_bdw_gc_include$with_target_bdw_gc_lib" = x; then | |
2220 | dnl no bdw-gw options, assume default locations | |
2221 | AC_MSG_RESULT([using bdw-gc in default locations]) | |
2222 | else | |
2223 | dnl bdw-gw options, first error checking, complete checking in libobjc | |
2224 | if test "x$with_target_bdw_gc_include" = x && test "x$with_target_bdw_gc_lib" != x; then | |
2225 | AC_MSG_ERROR([found --with-target-bdw-gc-lib but --with-target-bdw-gc-include missing]) | |
2226 | elif test "x$with_target_bdw_gc_include" != x && test "x$with_target_bdw_gc_lib" = x; then | |
2227 | AC_MSG_ERROR([found --with-target-bdw-gc-include but --with-target-bdw-gc-lib missing]) | |
2228 | else | |
2229 | AC_MSG_RESULT([using paths configured with --with-target-bdw-gc options]) | |
d42c4017 | 2230 | fi |
05a13254 | 2231 | fi |
4f0ef2d8 CD |
2232 | esac |
2233 | ||
bf41f30d | 2234 | # Disable libitm, libsanitizer, libvtv, liboffloadmic if we're not building C++ |
7ec59b9e | 2235 | case ,${enable_languages}, in |
1b6c0831 | 2236 | *,c++,*) |
bf41f30d | 2237 | # Disable libitm, libsanitizer if we're not building libstdc++ |
1b6c0831 L |
2238 | case "${noconfigdirs}" in |
2239 | *target-libstdc++-v3*) | |
bf41f30d | 2240 | noconfigdirs="$noconfigdirs target-libitm target-libsanitizer" |
1b6c0831 L |
2241 | ;; |
2242 | *) ;; | |
2243 | esac | |
2244 | ;; | |
7ec59b9e | 2245 | *) |
bf41f30d | 2246 | noconfigdirs="$noconfigdirs target-liboffloadmic target-libitm target-libsanitizer target-libvtv" |
7ec59b9e L |
2247 | ;; |
2248 | esac | |
2249 | ||
d33228c9 AB |
2250 | # If gcc/ is not in the source tree then we'll not be building a |
2251 | # target compiler, assume in that case we don't want to build any | |
2252 | # target libraries or tools. | |
2253 | # | |
2254 | # This was added primarily for the benefit for binutils-gdb who reuse | |
2255 | # this configure script, but don't always have target tools available. | |
2256 | if test ! -d ${srcdir}/gcc; then | |
2257 | skipdirs="${skipdirs} ${target_configdirs}" | |
2258 | fi | |
2259 | ||
caeba88f AL |
2260 | # Remove the entries in $skipdirs and $noconfigdirs from $configdirs, |
2261 | # $build_configdirs and $target_configdirs. | |
9e07f89d NN |
2262 | # If we have the source for $noconfigdirs entries, add them to $notsupp. |
2263 | ||
2264 | notsupp="" | |
2265 | for dir in . $skipdirs $noconfigdirs ; do | |
caeba88f | 2266 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g` |
9e07f89d NN |
2267 | if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2268 | configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"` | |
2269 | if test -r $srcdir/$dirname/configure ; then | |
2270 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2271 | true | |
2272 | else | |
2273 | notsupp="$notsupp $dir" | |
2274 | fi | |
2275 | fi | |
2276 | fi | |
caeba88f AL |
2277 | if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2278 | build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"` | |
2279 | if test -r $srcdir/$dirname/configure ; then | |
2280 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2281 | true | |
2282 | else | |
2283 | notsupp="$notsupp $dir" | |
2284 | fi | |
2285 | fi | |
2286 | fi | |
9e07f89d NN |
2287 | if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2288 | target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"` | |
2289 | if test -r $srcdir/$dirname/configure ; then | |
2290 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2291 | true | |
2292 | else | |
2293 | notsupp="$notsupp $dir" | |
2294 | fi | |
2295 | fi | |
2296 | fi | |
2297 | done | |
2298 | ||
9e07f89d NN |
2299 | # Quietly strip out all directories which aren't configurable in this tree. |
2300 | # This relies on all configurable subdirectories being autoconfiscated, which | |
2301 | # is now the case. | |
6a9cf61e PB |
2302 | build_configdirs_all="$build_configdirs" |
2303 | build_configdirs= | |
2304 | for i in ${build_configdirs_all} ; do | |
7ec59b9e | 2305 | j=`echo $i | sed -e s/build-//g` |
6a9cf61e PB |
2306 | if test -f ${srcdir}/$j/configure ; then |
2307 | build_configdirs="${build_configdirs} $i" | |
2308 | fi | |
2309 | done | |
2310 | ||
9e07f89d NN |
2311 | configdirs_all="$configdirs" |
2312 | configdirs= | |
2313 | for i in ${configdirs_all} ; do | |
2314 | if test -f ${srcdir}/$i/configure ; then | |
2315 | configdirs="${configdirs} $i" | |
2316 | fi | |
2317 | done | |
6a9cf61e | 2318 | |
9e07f89d NN |
2319 | target_configdirs_all="$target_configdirs" |
2320 | target_configdirs= | |
2321 | for i in ${target_configdirs_all} ; do | |
7ec59b9e | 2322 | j=`echo $i | sed -e s/target-//g` |
9e07f89d NN |
2323 | if test -f ${srcdir}/$j/configure ; then |
2324 | target_configdirs="${target_configdirs} $i" | |
2325 | fi | |
2326 | done | |
2327 | ||
1b6c0831 L |
2328 | # libiberty-linker-plugin is special: it doesn't have its own source directory, |
2329 | # so we have to add it after the preceding checks. | |
2330 | if test x"$extra_linker_plugin_flags$extra_linker_plugin_configure_flags" != x | |
2331 | then | |
2332 | case " $configdirs " in | |
2333 | *" libiberty "*) | |
2334 | # If we can build libiberty, we can also build libiberty-linker-plugin. | |
2335 | configdirs="$configdirs libiberty-linker-plugin" | |
2336 | extra_linker_plugin_configure_flags="$extra_linker_plugin_configure_flags \ | |
2337 | --with-libiberty=../libiberty-linker-plugin";; | |
2338 | *) | |
2339 | AC_MSG_ERROR([libiberty missing]);; | |
2340 | esac | |
2341 | fi | |
2342 | ||
2343 | # Sometimes we have special requirements for the host libiberty. | |
2344 | extra_host_libiberty_configure_flags= | |
e81d5d05 | 2345 | extra_host_zlib_configure_flags= |
1b6c0831 L |
2346 | case " $configdirs " in |
2347 | *" lto-plugin "* | *" libcc1 "*) | |
2348 | # When these are to be built as shared libraries, the same applies to | |
2349 | # libiberty. | |
2350 | extra_host_libiberty_configure_flags=--enable-shared | |
2351 | ;; | |
e81d5d05 L |
2352 | *" bfd "*) |
2353 | # When bfd is to be built as a shared library, the same applies to | |
2354 | # zlib. | |
2355 | if test "$enable_shared" = "yes"; then | |
2356 | extra_host_zlib_configure_flags=--enable-host-shared | |
2357 | fi | |
2358 | ;; | |
1b6c0831 L |
2359 | esac |
2360 | AC_SUBST(extra_host_libiberty_configure_flags) | |
e81d5d05 | 2361 | AC_SUBST(extra_host_zlib_configure_flags) |
1b6c0831 | 2362 | |
9e07f89d NN |
2363 | # Produce a warning message for the subdirs we can't configure. |
2364 | # This isn't especially interesting in the Cygnus tree, but in the individual | |
2365 | # FSF releases, it's important to let people know when their machine isn't | |
2366 | # supported by the one or two programs in a package. | |
2367 | ||
2368 | if test -n "${notsupp}" && test -z "${norecursion}" ; then | |
2369 | # If $appdirs is non-empty, at least one of those directories must still | |
2370 | # be configured, or we error out. (E.g., if the gas release supports a | |
2371 | # specified target in some subdirs but not the gas subdir, we shouldn't | |
2372 | # pretend that all is well.) | |
2373 | if test -n "$appdirs" ; then | |
2374 | for dir in $appdirs ; do | |
2375 | if test -r $dir/Makefile.in ; then | |
2376 | if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2377 | appdirs="" | |
2378 | break | |
2379 | fi | |
6a9cf61e | 2380 | if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then |
9e07f89d NN |
2381 | appdirs="" |
2382 | break | |
2383 | fi | |
2384 | fi | |
2385 | done | |
2386 | if test -n "$appdirs" ; then | |
2387 | echo "*** This configuration is not supported by this package." 1>&2 | |
2388 | exit 1 | |
2389 | fi | |
2390 | fi | |
2391 | # Okay, some application will build, or we don't care to check. Still | |
2392 | # notify of subdirs not getting built. | |
2393 | echo "*** This configuration is not supported in the following subdirectories:" 1>&2 | |
2394 | echo " ${notsupp}" 1>&2 | |
2395 | echo " (Any other directories should still work fine.)" 1>&2 | |
2396 | fi | |
2397 | ||
2398 | case "$host" in | |
2399 | *msdosdjgpp*) | |
2400 | enable_gdbtk=no ;; | |
2401 | esac | |
2402 | ||
24ff9987 DJ |
2403 | # To find our prefix, in gcc_cv_tool_prefix. |
2404 | ACX_TOOL_DIRS | |
2405 | ||
9e07f89d NN |
2406 | copy_dirs= |
2407 | ||
7ec59b9e | 2408 | AC_ARG_WITH([build-sysroot], |
7837304f AS |
2409 | [AS_HELP_STRING([--with-build-sysroot=SYSROOT], |
2410 | [use sysroot as the system root during the build])], | |
a19b6204 MM |
2411 | [if test x"$withval" != x ; then |
2412 | SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval" | |
2413 | fi], | |
2414 | [SYSROOT_CFLAGS_FOR_TARGET=]) | |
2415 | AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET) | |
2416 | ||
8a6ee3ab | 2417 | AC_ARG_WITH([debug-prefix-map], |
7837304f AS |
2418 | [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'], |
2419 | [map A to B, C to D ... in debug information])], | |
8a6ee3ab JM |
2420 | [if test x"$withval" != x; then |
2421 | DEBUG_PREFIX_CFLAGS_FOR_TARGET= | |
2422 | for debug_map in $withval; do | |
2423 | DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map" | |
2424 | done | |
2425 | fi], | |
2426 | [DEBUG_PREFIX_CFLAGS_FOR_TARGET=]) | |
2427 | AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET) | |
2428 | ||
7f6ef0c0 PB |
2429 | # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS |
2430 | # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS | |
2431 | # might also be empty (or "-g", if a non-GCC C++ compiler is in the path). | |
2432 | # We want to ensure that TARGET libraries (which we know are built with | |
2433 | # gcc) are built with "-O2 -g", so include those options when setting | |
2434 | # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET. | |
2435 | if test "x$CFLAGS_FOR_TARGET" = x; then | |
1b6c0831 L |
2436 | if test "x${is_cross_compiler}" = xyes; then |
2437 | CFLAGS_FOR_TARGET="-g -O2" | |
2438 | else | |
2439 | CFLAGS_FOR_TARGET=$CFLAGS | |
2440 | case " $CFLAGS " in | |
2441 | *" -O2 "*) ;; | |
2442 | *) CFLAGS_FOR_TARGET="-O2 $CFLAGS_FOR_TARGET" ;; | |
2443 | esac | |
2444 | case " $CFLAGS " in | |
2445 | *" -g "* | *" -g3 "*) ;; | |
2446 | *) CFLAGS_FOR_TARGET="-g $CFLAGS_FOR_TARGET" ;; | |
2447 | esac | |
2448 | fi | |
7f6ef0c0 PB |
2449 | fi |
2450 | AC_SUBST(CFLAGS_FOR_TARGET) | |
2451 | ||
2452 | if test "x$CXXFLAGS_FOR_TARGET" = x; then | |
1b6c0831 L |
2453 | if test "x${is_cross_compiler}" = xyes; then |
2454 | CXXFLAGS_FOR_TARGET="-g -O2" | |
2455 | else | |
2456 | CXXFLAGS_FOR_TARGET=$CXXFLAGS | |
2457 | case " $CXXFLAGS " in | |
2458 | *" -O2 "*) ;; | |
2459 | *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS_FOR_TARGET" ;; | |
2460 | esac | |
2461 | case " $CXXFLAGS " in | |
2462 | *" -g "* | *" -g3 "*) ;; | |
2463 | *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS_FOR_TARGET" ;; | |
2464 | esac | |
2465 | fi | |
7f6ef0c0 PB |
2466 | fi |
2467 | AC_SUBST(CXXFLAGS_FOR_TARGET) | |
2468 | ||
91c1f14c DK |
2469 | AC_SUBST(LDFLAGS_FOR_TARGET) |
2470 | ||
9e07f89d NN |
2471 | # Handle --with-headers=XXX. If the value is not "yes", the contents of |
2472 | # the named directory are copied to $(tooldir)/sys-include. | |
2473 | if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then | |
2474 | if test x${is_cross_compiler} = xno ; then | |
2475 | echo 1>&2 '***' --with-headers is only supported when cross compiling | |
2476 | exit 1 | |
2477 | fi | |
2478 | if test x"${with_headers}" != xyes ; then | |
24ff9987 | 2479 | x=${gcc_cv_tool_prefix} |
c6b750e1 | 2480 | copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include" |
9e07f89d NN |
2481 | fi |
2482 | fi | |
2483 | ||
2484 | # Handle --with-libs=XXX. If the value is not "yes", the contents of | |
2485 | # the name directories are copied to $(tooldir)/lib. Multiple directories | |
2486 | # are permitted. | |
2487 | if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
2488 | if test x${is_cross_compiler} = xno ; then | |
2489 | echo 1>&2 '***' --with-libs is only supported when cross compiling | |
2490 | exit 1 | |
2491 | fi | |
2492 | if test x"${with_libs}" != xyes ; then | |
2493 | # Copy the libraries in reverse order, so that files in the first named | |
2494 | # library override files in subsequent libraries. | |
24ff9987 | 2495 | x=${gcc_cv_tool_prefix} |
9e07f89d | 2496 | for l in ${with_libs}; do |
c6b750e1 | 2497 | copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}" |
9e07f89d NN |
2498 | done |
2499 | fi | |
2500 | fi | |
2501 | ||
700d40ca | 2502 | # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate. |
2429c060 PB |
2503 | # |
2504 | # This is done by determining whether or not the appropriate directory | |
2505 | # is available, and by checking whether or not specific configurations | |
2506 | # have requested that this magic not happen. | |
7ec59b9e L |
2507 | # |
2508 | # The command line options always override the explicit settings in | |
136bb21f | 2509 | # configure.ac, and the settings in configure.ac override this magic. |
2429c060 | 2510 | # |
7ec59b9e | 2511 | # If the default for a toolchain is to use GNU as and ld, and you don't |
2429c060 | 2512 | # want to do that, then you should use the --without-gnu-as and |
700d40ca ILT |
2513 | # --without-gnu-ld options for the configure script. Similarly, if |
2514 | # the default is to use the included zlib and you don't want to do that, | |
2515 | # you should use the --with-system-zlib option for the configure script. | |
2429c060 PB |
2516 | |
2517 | if test x${use_gnu_as} = x && | |
2518 | echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then | |
2519 | with_gnu_as=yes | |
2520 | extra_host_args="$extra_host_args --with-gnu-as" | |
2521 | fi | |
2522 | ||
2523 | if test x${use_gnu_ld} = x && | |
93f9b408 | 2524 | echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then |
2429c060 PB |
2525 | with_gnu_ld=yes |
2526 | extra_host_args="$extra_host_args --with-gnu-ld" | |
2527 | fi | |
2528 | ||
700d40ca ILT |
2529 | if test x${use_included_zlib} = x && |
2530 | echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then | |
2531 | : | |
2532 | else | |
2533 | with_system_zlib=yes | |
2534 | extra_host_args="$extra_host_args --with-system-zlib" | |
2535 | fi | |
2536 | ||
2429c060 PB |
2537 | # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure |
2538 | # can detect this case. | |
2539 | ||
2540 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then | |
2541 | with_newlib=yes | |
2542 | extra_host_args="$extra_host_args --with-newlib" | |
2543 | fi | |
2544 | ||
9e07f89d NN |
2545 | # Handle ${copy_dirs} |
2546 | set fnord ${copy_dirs} | |
2547 | shift | |
2548 | while test $# != 0 ; do | |
2549 | if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then | |
2550 | : | |
2551 | else | |
2552 | echo Copying $1 to $2 | |
2553 | ||
2554 | # Use the install script to create the directory and all required | |
2555 | # parent directories. | |
2556 | if test -d $2 ; then | |
2557 | : | |
2558 | else | |
2559 | echo >config.temp | |
2560 | ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED | |
2561 | fi | |
2562 | ||
2563 | # Copy the directory, assuming we have tar. | |
2564 | # FIXME: Should we use B in the second tar? Not all systems support it. | |
2565 | (cd $1; tar -cf - .) | (cd $2; tar -xpf -) | |
2566 | ||
2567 | # It is the responsibility of the user to correctly adjust all | |
2568 | # symlinks. If somebody can figure out how to handle them correctly | |
2569 | # here, feel free to add the code. | |
2570 | ||
2571 | echo $1 > $2/COPIED | |
2572 | fi | |
2573 | shift; shift | |
2574 | done | |
2575 | ||
2429c060 PB |
2576 | # Determine a target-dependent exec_prefix that the installed |
2577 | # gcc will search in. Keep this list sorted by triplet, with | |
2578 | # the *-*-osname triplets last. | |
2579 | md_exec_prefix= | |
2580 | case "${target}" in | |
521ec477 | 2581 | i[[34567]]86-pc-msdosdjgpp*) |
2429c060 PB |
2582 | md_exec_prefix=/dev/env/DJDIR/bin |
2583 | ;; | |
2429c060 | 2584 | *-*-hpux* | \ |
2429c060 | 2585 | *-*-nto-qnx* | \ |
1f111696 | 2586 | *-*-solaris2*) |
2429c060 PB |
2587 | md_exec_prefix=/usr/ccs/bin |
2588 | ;; | |
2589 | esac | |
2590 | ||
874e38b4 NN |
2591 | extra_arflags_for_target= |
2592 | extra_nmflags_for_target= | |
1086bc09 | 2593 | extra_ranlibflags_for_target= |
a0da8069 | 2594 | target_makefile_frag=/dev/null |
f48556b1 | 2595 | case "${target}" in |
77d7106f AM |
2596 | spu-*-*) |
2597 | target_makefile_frag="config/mt-spu" | |
2598 | ;; | |
a9d58c06 | 2599 | mips*-sde-elf* | mips*-mti-elf* | mips*-img-elf*) |
429acdec RS |
2600 | target_makefile_frag="config/mt-sde" |
2601 | ;; | |
f3b1e08e RS |
2602 | mipsisa*-*-elfoabi*) |
2603 | target_makefile_frag="config/mt-mips-elfoabi" | |
2604 | ;; | |
e7c8859c RS |
2605 | mips*-*-*linux* | mips*-*-gnu*) |
2606 | target_makefile_frag="config/mt-mips-gnu" | |
2607 | ;; | |
d9e042ac SL |
2608 | nios2-*-elf*) |
2609 | target_makefile_frag="config/mt-nios2-elf" | |
2610 | ;; | |
bf41f30d NC |
2611 | *-*-linux-android*) |
2612 | target_makefile_frag="config/mt-android" | |
2613 | ;; | |
29383458 | 2614 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) |
3d6dfe0f | 2615 | target_makefile_frag="config/mt-gnu" |
f48556b1 | 2616 | ;; |
a0da8069 | 2617 | *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*) |
7ec59b9e | 2618 | # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm |
874e38b4 NN |
2619 | # commands to handle both 32-bit and 64-bit objects. These flags are |
2620 | # harmless if we're using GNU nm or ar. | |
2621 | extra_arflags_for_target=" -X32_64" | |
2622 | extra_nmflags_for_target=" -B -X32_64" | |
f48556b1 | 2623 | ;; |
b6f83f2a DD |
2624 | esac |
2625 | ||
a0da8069 | 2626 | alphaieee_frag=/dev/null |
b6f83f2a DD |
2627 | case $target in |
2628 | alpha*-*-*) | |
2629 | # This just makes sure to use the -mieee option to build target libs. | |
2630 | # This should probably be set individually by each library. | |
2631 | alphaieee_frag="config/mt-alphaieee" | |
f48556b1 DD |
2632 | ;; |
2633 | esac | |
a0a2c6c6 | 2634 | |
f48556b1 DD |
2635 | # If --enable-target-optspace always use -Os instead of -O2 to build |
2636 | # the target libraries, similarly if it is not specified, use -Os | |
2637 | # on selected platforms. | |
a0da8069 | 2638 | ospace_frag=/dev/null |
f48556b1 DD |
2639 | case "${enable_target_optspace}:${target}" in |
2640 | yes:*) | |
b6f83f2a | 2641 | ospace_frag="config/mt-ospace" |
f48556b1 DD |
2642 | ;; |
2643 | :d30v-*) | |
b6f83f2a | 2644 | ospace_frag="config/mt-d30v" |
f48556b1 | 2645 | ;; |
16beab3d | 2646 | :m32r-* | :d10v-* | :fr30-* | :i?86*-*-elfiamcu) |
b6f83f2a | 2647 | ospace_frag="config/mt-ospace" |
f48556b1 DD |
2648 | ;; |
2649 | no:* | :*) | |
2650 | ;; | |
2651 | *) | |
2652 | echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2 | |
2653 | ;; | |
2654 | esac | |
252b5132 | 2655 | |
a0da8069 NN |
2656 | # Some systems (e.g., one of the i386-aix systems the gas testers are |
2657 | # using) don't handle "\$" correctly, so don't use it here. | |
c6b750e1 | 2658 | tooldir='${exec_prefix}'/${target_noncanonical} |
a0da8069 NN |
2659 | build_tooldir=${tooldir} |
2660 | ||
a0da8069 NN |
2661 | # Create a .gdbinit file which runs the one in srcdir |
2662 | # and tells GDB to look there for source files. | |
2663 | ||
2664 | if test -r ${srcdir}/.gdbinit ; then | |
2665 | case ${srcdir} in | |
2666 | .) ;; | |
2667 | *) cat > ./.gdbinit <<EOF | |
2668 | # ${NO_EDIT} | |
2669 | dir ${srcdir} | |
2670 | dir . | |
2671 | source ${srcdir}/.gdbinit | |
2672 | EOF | |
2673 | ;; | |
2674 | esac | |
2675 | fi | |
2676 | ||
252b5132 RH |
2677 | # Make sure that the compiler is able to generate an executable. If it |
2678 | # can't, we are probably in trouble. We don't care whether we can run the | |
2679 | # executable--we might be using a cross compiler--we only care whether it | |
2680 | # can be created. At this point the main configure script has set CC. | |
a0c4f3a0 | 2681 | we_are_ok=no |
252b5132 RH |
2682 | echo "int main () { return 0; }" > conftest.c |
2683 | ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
a0c4f3a0 DD |
2684 | if test $? = 0 ; then |
2685 | if test -s conftest || test -s conftest.exe ; then | |
2686 | we_are_ok=yes | |
2687 | fi | |
7ec59b9e | 2688 | fi |
a0c4f3a0 DD |
2689 | case $we_are_ok in |
2690 | no) | |
2691 | echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed." | |
2692 | echo 1>&2 "*** You must set the environment variable CC to a working compiler." | |
2693 | rm -f conftest* | |
2694 | exit 1 | |
2695 | ;; | |
2696 | esac | |
252b5132 RH |
2697 | rm -f conftest* |
2698 | ||
3bbd2f8f | 2699 | # Decide which environment variable is used to find dynamic libraries. |
8607b6c9 NN |
2700 | case "${host}" in |
2701 | *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;; | |
3516a403 | 2702 | *-*-darwin*) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;; |
3bbd2f8f | 2703 | *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;; |
8607b6c9 NN |
2704 | *) RPATH_ENVVAR=LD_LIBRARY_PATH ;; |
2705 | esac | |
8607b6c9 | 2706 | |
3bbd2f8f | 2707 | # On systems where the dynamic library environment variable is PATH, |
e28c595f JM |
2708 | # gcc/ will put dynamic libraries into a subdirectory to avoid adding |
2709 | # built executables to PATH. | |
3bbd2f8f AL |
2710 | if test "$RPATH_ENVVAR" = PATH; then |
2711 | GCC_SHLIB_SUBDIR=/shlib | |
2712 | else | |
2713 | GCC_SHLIB_SUBDIR= | |
2714 | fi | |
2715 | ||
730af8ee | 2716 | # Adjust the toplevel makefile according to whether bootstrap was selected. |
2717 | case $enable_bootstrap in | |
2718 | yes) | |
2719 | bootstrap_suffix=bootstrap | |
2720 | BUILD_CONFIG=bootstrap-debug | |
2721 | ;; | |
2722 | no) | |
2723 | bootstrap_suffix=no-bootstrap | |
2724 | BUILD_CONFIG= | |
2725 | ;; | |
2726 | esac | |
2727 | ||
2728 | AC_MSG_CHECKING(for default BUILD_CONFIG) | |
2729 | ||
2730 | AC_ARG_WITH([build-config], | |
2731 | [AS_HELP_STRING([--with-build-config='NAME NAME2...'], | |
2732 | [use config/NAME.mk build configuration])], | |
2733 | [case $with_build_config in | |
2734 | yes) with_build_config= ;; | |
2735 | no) with_build_config= BUILD_CONFIG= ;; | |
2736 | esac]) | |
2737 | ||
2738 | if test "x${with_build_config}" != x; then | |
2739 | BUILD_CONFIG=$with_build_config | |
2740 | else | |
2741 | case $BUILD_CONFIG in | |
2742 | bootstrap-debug) | |
2743 | if echo "int f (void) { return 0; }" > conftest.c && | |
2744 | ${CC} -c conftest.c && | |
2745 | mv conftest.o conftest.o.g0 && | |
2746 | ${CC} -c -g conftest.c && | |
2747 | mv conftest.o conftest.o.g && | |
2748 | ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then | |
2749 | : | |
2750 | else | |
2751 | BUILD_CONFIG= | |
2752 | fi | |
2753 | rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g | |
2754 | ;; | |
2755 | esac | |
2756 | fi | |
2757 | AC_MSG_RESULT($BUILD_CONFIG) | |
2758 | AC_SUBST(BUILD_CONFIG) | |
2759 | ||
2760 | # Use same top-level configure hooks in libgcc/libstdc++/libvtv. | |
2761 | AC_MSG_CHECKING([for --enable-vtable-verify]) | |
2762 | AC_ARG_ENABLE(vtable-verify, | |
ce6c656d L |
2763 | [AS_HELP_STRING([--enable-vtable-verify], |
2764 | [Enable vtable verification feature])], | |
730af8ee | 2765 | [case "$enableval" in |
2766 | yes) enable_vtable_verify=yes ;; | |
2767 | no) enable_vtable_verify=no ;; | |
2768 | *) enable_vtable_verify=no;; | |
2769 | esac], | |
2770 | [enable_vtable_verify=no]) | |
2771 | AC_MSG_RESULT($enable_vtable_verify) | |
2772 | ||
3866be5d NN |
2773 | # Record target_configdirs and the configure arguments for target and |
2774 | # build configuration in Makefile. | |
2775 | target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'` | |
6a9cf61e | 2776 | build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'` |
201f096f | 2777 | bootstrap_fixincludes=no |
930314a4 | 2778 | |
2aa2364a JR |
2779 | # If we are building libgomp, bootstrap it. |
2780 | if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then | |
2781 | bootstrap_target_libs=${bootstrap_target_libs}target-libgomp, | |
2782 | fi | |
2783 | ||
730af8ee | 2784 | # If we are building libsanitizer and $BUILD_CONFIG contains bootstrap-asan |
2785 | # or bootstrap-ubsan, bootstrap it. | |
2786 | if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1; then | |
2787 | case "$BUILD_CONFIG" in | |
2788 | *bootstrap-asan* | *bootstrap-ubsan* ) | |
2789 | bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer, | |
201f096f | 2790 | bootstrap_fixincludes=yes |
730af8ee | 2791 | ;; |
2792 | esac | |
5eb08693 L |
2793 | fi |
2794 | ||
730af8ee | 2795 | # If we are building libvtv and --enable-vtable-verify, bootstrap it. |
2796 | if echo " ${target_configdirs} " | grep " libvtv " > /dev/null 2>&1 && | |
2797 | test "$enable_vtable_verify" != no; then | |
95e43135 JBG |
2798 | bootstrap_target_libs=${bootstrap_target_libs}target-libvtv, |
2799 | fi | |
2800 | ||
930314a4 NN |
2801 | # Determine whether gdb needs tk/tcl or not. |
2802 | # Use 'maybe' since enable_gdbtk might be true even if tk isn't available | |
2803 | # and in that case we want gdb to be built without tk. Ugh! | |
2804 | # In fact I believe gdb is the *only* package directly dependent on tk, | |
2805 | # so we should be able to put the 'maybe's in unconditionally and | |
2806 | # leave out the maybe dependencies when enable_gdbtk is false. I'm not | |
2807 | # 100% sure that that's safe though. | |
c180f501 | 2808 | |
675c6968 | 2809 | gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui" |
930314a4 NN |
2810 | case "$enable_gdbtk" in |
2811 | no) | |
2812 | GDB_TK="" ;; | |
c180f501 AC |
2813 | yes) |
2814 | GDB_TK="${gdb_tk}" ;; | |
930314a4 | 2815 | *) |
c180f501 AC |
2816 | # Only add the dependency on gdbtk when GDBtk is part of the gdb |
2817 | # distro. Eventually someone will fix this and move Insight, nee | |
2818 | # gdbtk to a separate directory. | |
2819 | if test -d ${srcdir}/gdb/gdbtk ; then | |
2820 | GDB_TK="${gdb_tk}" | |
2821 | else | |
2822 | GDB_TK="" | |
2823 | fi | |
2824 | ;; | |
930314a4 | 2825 | esac |
907be67c DJ |
2826 | CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g` |
2827 | INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g` | |
930314a4 | 2828 | |
b6f9caee TT |
2829 | # gdb and gdbserver depend on gnulib and gdbsupport, but as nothing |
2830 | # else does, only include them if one of these is built. The Makefile | |
2831 | # provides the ordering, so it's enough here to add to the list. | |
2832 | case " ${configdirs} " in | |
2833 | *\ gdb\ *) | |
2834 | configdirs="${configdirs} gnulib gdbsupport" | |
2835 | ;; | |
2836 | *\ gdbserver\ *) | |
2837 | configdirs="${configdirs} gnulib gdbsupport" | |
2838 | ;; | |
5c9e84c2 MF |
2839 | *\ sim\ *) |
2840 | configdirs="${configdirs} gnulib" | |
2841 | ;; | |
b6f9caee | 2842 | esac |
73cc7272 | 2843 | |
6bd3dfaa | 2844 | # Strip out unwanted targets. |
dd12c3a8 NN |
2845 | |
2846 | # While at that, we remove Makefiles if we were started for recursive | |
2847 | # configuration, so that the top-level Makefile reconfigures them, | |
2848 | # like we used to do when configure itself was recursive. | |
dd12c3a8 | 2849 | |
06a51eac RW |
2850 | # Loop over modules. We used to use the "$extrasub" feature from Autoconf |
2851 | # but now we're fixing up the Makefile ourselves with the additional | |
2852 | # commands passed to AC_CONFIG_FILES. Use separate variables | |
2853 | # extrasub-{build,host,target} not because there is any reason to split | |
2854 | # the substitutions up that way, but only to remain below the limit of | |
2855 | # 99 commands in a script, for HP-UX sed. | |
4119873a AO |
2856 | |
2857 | # Do not nest @if/@endif or @unless/@endunless pairs, because | |
2858 | # configure will not warn you at all. | |
dd12c3a8 | 2859 | |
16b1ad29 RW |
2860 | case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in |
2861 | yes:yes:*\ gold\ *:*,c++,*) ;; | |
2862 | yes:yes:*\ gold\ *:*) | |
2863 | AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages]) | |
2864 | ;; | |
2865 | esac | |
2866 | ||
06a51eac | 2867 | extrasub_build= |
6a9cf61e | 2868 | for module in ${build_configdirs} ; do |
dd12c3a8 NN |
2869 | if test -z "${no_recursion}" \ |
2870 | && test -f ${build_subdir}/${module}/Makefile; then | |
2871 | echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure" | |
2872 | rm -f ${build_subdir}/${module}/Makefile | |
2873 | fi | |
06a51eac | 2874 | extrasub_build="$extrasub_build |
6bd3dfaa | 2875 | /^@if build-$module\$/d |
498d4a71 | 2876 | /^@endif build-$module\$/d |
4119873a | 2877 | /^@unless build-$module\$/,/^@endunless build-$module\$/d |
498d4a71 | 2878 | /^@if build-$module-$bootstrap_suffix\$/d |
4119873a AO |
2879 | /^@endif build-$module-$bootstrap_suffix\$/d |
2880 | /^@unless build-$module-$bootstrap_suffix\$/,/^@endunless build-$module-$bootstrap_suffix\$/d" | |
dd12c3a8 | 2881 | done |
06a51eac | 2882 | extrasub_host= |
dd12c3a8 | 2883 | for module in ${configdirs} ; do |
80911fe1 | 2884 | if test -z "${no_recursion}"; then |
8cf39b1b | 2885 | for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do |
80911fe1 PB |
2886 | if test -f ${file}; then |
2887 | echo 1>&2 "*** removing ${file} to force reconfigure" | |
2888 | rm -f ${file} | |
2889 | fi | |
2890 | done | |
dd12c3a8 | 2891 | fi |
201f096f | 2892 | case ${module},${bootstrap_fixincludes} in |
2893 | fixincludes,no) host_bootstrap_suffix=no-bootstrap ;; | |
2894 | *) host_bootstrap_suffix=$bootstrap_suffix ;; | |
2895 | esac | |
06a51eac | 2896 | extrasub_host="$extrasub_host |
6bd3dfaa | 2897 | /^@if $module\$/d |
498d4a71 | 2898 | /^@endif $module\$/d |
4119873a | 2899 | /^@unless $module\$/,/^@endunless $module\$/d |
201f096f | 2900 | /^@if $module-$host_bootstrap_suffix\$/d |
4119873a AO |
2901 | /^@endif $module-$host_bootstrap_suffix\$/d |
2902 | /^@unless $module-$host_bootstrap_suffix\$/,/^@endunless $module-$host_bootstrap_suffix\$/d" | |
dd12c3a8 | 2903 | done |
06a51eac | 2904 | extrasub_target= |
dd12c3a8 NN |
2905 | for module in ${target_configdirs} ; do |
2906 | if test -z "${no_recursion}" \ | |
2907 | && test -f ${target_subdir}/${module}/Makefile; then | |
2908 | echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure" | |
2909 | rm -f ${target_subdir}/${module}/Makefile | |
2910 | fi | |
e8a5fa9c RW |
2911 | |
2912 | # We only bootstrap target libraries listed in bootstrap_target_libs. | |
2913 | case $bootstrap_target_libs in | |
2914 | *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;; | |
2915 | *) target_bootstrap_suffix=no-bootstrap ;; | |
2916 | esac | |
2917 | ||
06a51eac | 2918 | extrasub_target="$extrasub_target |
6bd3dfaa | 2919 | /^@if target-$module\$/d |
498d4a71 | 2920 | /^@endif target-$module\$/d |
4119873a | 2921 | /^@unless target-$module\$/,/^@endunless target-$module\$/d |
e8a5fa9c | 2922 | /^@if target-$module-$target_bootstrap_suffix\$/d |
4119873a AO |
2923 | /^@endif target-$module-$target_bootstrap_suffix\$/d |
2924 | /^@unless target-$module-$target_bootstrap_suffix\$/,/^@endunless target-$module-$target_bootstrap_suffix\$/d" | |
930314a4 | 2925 | done |
319cab08 | 2926 | |
06a51eac RW |
2927 | # Do the final fixup along with target modules. |
2928 | extrasub_target="$extrasub_target | |
4119873a AO |
2929 | /^@if /,/^@endif /d |
2930 | /^@unless /d | |
2931 | /^@endunless /d" | |
930314a4 | 2932 | |
af019bfd L |
2933 | if test "$enable_pgo_build" != "no"; then |
2934 | extrasub_build="$extrasub_build | |
2935 | /^@if pgo-build\$/d | |
2936 | /^@endif pgo-build\$/d" | |
2937 | fi | |
2938 | ||
a2cc058a NN |
2939 | # Create the serialization dependencies. This uses a temporary file. |
2940 | ||
e6bfb94a | 2941 | AC_ARG_ENABLE([serial-configure], |
7837304f AS |
2942 | [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]], |
2943 | [force sequential configuration of | |
2944 | sub-packages for the host, target or build | |
2945 | machine, or all sub-packages])]) | |
1047cb91 DD |
2946 | |
2947 | case ${enable_serial_configure} in | |
2948 | yes) | |
2949 | enable_serial_build_configure=yes | |
2950 | enable_serial_host_configure=yes | |
2951 | enable_serial_target_configure=yes | |
2952 | ;; | |
2953 | esac | |
e6bfb94a | 2954 | |
a2cc058a NN |
2955 | # These force 'configure's to be done one at a time, to avoid problems |
2956 | # with contention over a shared config.cache. | |
2957 | rm -f serdep.tmp | |
e6bfb94a | 2958 | echo '# serdep.tmp' > serdep.tmp |
a2cc058a | 2959 | olditem= |
1047cb91 | 2960 | test "x${enable_serial_build_configure}" = xyes && |
a2cc058a NN |
2961 | for item in ${build_configdirs} ; do |
2962 | case ${olditem} in | |
2963 | "") ;; | |
e6bfb94a | 2964 | *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;; |
a2cc058a NN |
2965 | esac |
2966 | olditem=${item} | |
2967 | done | |
2968 | olditem= | |
1047cb91 | 2969 | test "x${enable_serial_host_configure}" = xyes && |
a2cc058a NN |
2970 | for item in ${configdirs} ; do |
2971 | case ${olditem} in | |
2972 | "") ;; | |
e6bfb94a | 2973 | *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;; |
a2cc058a NN |
2974 | esac |
2975 | olditem=${item} | |
2976 | done | |
2977 | olditem= | |
1047cb91 | 2978 | test "x${enable_serial_target_configure}" = xyes && |
a2cc058a NN |
2979 | for item in ${target_configdirs} ; do |
2980 | case ${olditem} in | |
2981 | "") ;; | |
e6bfb94a | 2982 | *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;; |
a2cc058a NN |
2983 | esac |
2984 | olditem=${item} | |
2985 | done | |
a0da8069 NN |
2986 | serialization_dependencies=serdep.tmp |
2987 | AC_SUBST_FILE(serialization_dependencies) | |
a2cc058a | 2988 | |
e6bfb94a | 2989 | # Base args. Strip norecursion, cache-file, srcdir, host, build, |
c6b750e1 | 2990 | # target, nonopt, and variable assignments. These are the ones we |
30167e0a NC |
2991 | # might not want to pass down to subconfigures. The exception being |
2992 | # --cache-file=/dev/null, which is used to turn off the use of cache | |
2993 | # files altogether, and which should be passed on to subconfigures. | |
2994 | # Also strip program-prefix, program-suffix, and program-transform-name, | |
2995 | # so that we can pass down a consistent program-transform-name. | |
c6b750e1 | 2996 | baseargs= |
65b4571a | 2997 | tbaseargs= |
c6b750e1 DJ |
2998 | keep_next=no |
2999 | skip_next=no | |
3000 | eval "set -- $ac_configure_args" | |
b0aaa663 DJ |
3001 | for ac_arg |
3002 | do | |
c6b750e1 DJ |
3003 | if test X"$skip_next" = X"yes"; then |
3004 | skip_next=no | |
3005 | continue | |
3006 | fi | |
3007 | if test X"$keep_next" = X"yes"; then | |
3008 | case $ac_arg in | |
3009 | *\'*) | |
3010 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
3011 | esac | |
3012 | baseargs="$baseargs '$ac_arg'" | |
65b4571a | 3013 | tbaseargs="$tbaseargs '$ac_arg'" |
c6b750e1 DJ |
3014 | keep_next=no |
3015 | continue | |
3016 | fi | |
3017 | ||
3018 | # Handle separated arguments. Based on the logic generated by | |
3019 | # autoconf 2.59. | |
3020 | case $ac_arg in | |
3021 | *=* | --config-cache | -C | -disable-* | --disable-* \ | |
3022 | | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \ | |
3023 | | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \ | |
3024 | | -with-* | --with-* | -without-* | --without-* | --x) | |
3025 | separate_arg=no | |
3026 | ;; | |
3027 | -*) | |
3028 | separate_arg=yes | |
3029 | ;; | |
3030 | *) | |
3031 | separate_arg=no | |
3032 | ;; | |
3033 | esac | |
3034 | ||
65b4571a AO |
3035 | skip_targ=no |
3036 | case $ac_arg in | |
3037 | changequote(,) | |
3038 | --with-* | --without-*) | |
3039 | libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'` | |
3040 | ||
3041 | case $libopt in | |
3042 | *[-_]include) | |
3043 | lib=`echo "$libopt" | sed 's,[-_]include$,,'` | |
3044 | ;; | |
3045 | *[-_]lib) | |
3046 | lib=`echo "$libopt" | sed 's,[-_]lib$,,'` | |
3047 | ;; | |
3048 | *) | |
3049 | lib=$libopt | |
3050 | ;; | |
3051 | esac | |
3052 | changequote([,]) | |
3053 | ||
3054 | case $lib in | |
1b6c0831 | 3055 | mpc | mpfr | gmp | isl) |
65b4571a AO |
3056 | # If we're processing --with-$lib, --with-$lib-include or |
3057 | # --with-$lib-lib, for one of the libs above, and target is | |
3058 | # different from host, don't pass the current argument to any | |
3059 | # target library's configure. | |
3060 | if test x$is_cross_compiler = xyes; then | |
3061 | skip_targ=yes | |
3062 | fi | |
3063 | ;; | |
3064 | esac | |
3065 | ;; | |
3066 | esac | |
3067 | ||
c6b750e1 | 3068 | case "$ac_arg" in |
30167e0a NC |
3069 | --cache-file=/dev/null | \ |
3070 | -cache-file=/dev/null ) | |
3071 | # Handled here to avoid the test to skip args below. | |
3072 | baseargs="$baseargs '$ac_arg'" | |
65b4571a | 3073 | tbaseargs="$tbaseargs '$ac_arg'" |
30167e0a NC |
3074 | # Assert: $separate_arg should always be no. |
3075 | keep_next=$separate_arg | |
3076 | ;; | |
c6b750e1 DJ |
3077 | --no*) |
3078 | continue | |
3079 | ;; | |
3080 | --c* | \ | |
3081 | --sr* | \ | |
3082 | --ho* | \ | |
3083 | --bu* | \ | |
3084 | --t* | \ | |
3085 | --program-* | \ | |
3086 | -cache_file* | \ | |
3087 | -srcdir* | \ | |
3088 | -host* | \ | |
3089 | -build* | \ | |
3090 | -target* | \ | |
3091 | -program-prefix* | \ | |
3092 | -program-suffix* | \ | |
3093 | -program-transform-name* ) | |
3094 | skip_next=$separate_arg | |
3095 | continue | |
3096 | ;; | |
3097 | -*) | |
3098 | # An option. Add it. | |
3099 | case $ac_arg in | |
3100 | *\'*) | |
3101 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
3102 | esac | |
3103 | baseargs="$baseargs '$ac_arg'" | |
65b4571a AO |
3104 | if test X"$skip_targ" = Xno; then |
3105 | tbaseargs="$tbaseargs '$ac_arg'" | |
3106 | fi | |
c6b750e1 DJ |
3107 | keep_next=$separate_arg |
3108 | ;; | |
3109 | *) | |
3110 | # Either a variable assignment, or a nonopt (triplet). Don't | |
3111 | # pass it down; let the Makefile handle this. | |
3112 | continue | |
3113 | ;; | |
3114 | esac | |
3115 | done | |
3116 | # Remove the initial space we just introduced and, as these will be | |
3117 | # expanded by make, quote '$'. | |
3118 | baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'` | |
252b5132 | 3119 | |
f27d4f92 DJ |
3120 | # Add in --program-transform-name, after --program-prefix and |
3121 | # --program-suffix have been applied to it. Autoconf has already | |
3122 | # doubled dollar signs and backslashes in program_transform_name; we want | |
3123 | # the backslashes un-doubled, and then the entire thing wrapped in single | |
7ec59b9e | 3124 | # quotes, because this will be expanded first by make and then by the shell. |
f27d4f92 DJ |
3125 | # Also, because we want to override the logic in subdir configure scripts to |
3126 | # choose program_transform_name, replace any s,x,x, with s,y,y,. | |
3127 | sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out | |
3128 | ${program_transform_name} | |
3129 | EOF_SED | |
3130 | gcc_transform_name=`cat conftestsed.out` | |
3131 | rm -f conftestsed.out | |
3132 | baseargs="$baseargs --program-transform-name='${gcc_transform_name}'" | |
65b4571a | 3133 | tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'" |
2444379b BE |
3134 | if test "$silent" = yes; then |
3135 | baseargs="$baseargs --silent" | |
65b4571a | 3136 | tbaseargs="$tbaseargs --silent" |
2444379b | 3137 | fi |
34a0f3cf | 3138 | baseargs="$baseargs --disable-option-checking" |
65b4571a | 3139 | tbaseargs="$tbaseargs --disable-option-checking" |
f27d4f92 | 3140 | |
4074d5f2 RW |
3141 | # Record and document user additions to sub configure arguments. |
3142 | AC_ARG_VAR([build_configargs], | |
3143 | [additional configure arguments for build directories]) | |
3144 | AC_ARG_VAR([host_configargs], | |
3145 | [additional configure arguments for host directories]) | |
3146 | AC_ARG_VAR([target_configargs], | |
3147 | [additional configure arguments for target directories]) | |
3148 | ||
49b7683b DD |
3149 | # For the build-side libraries, we just need to pretend we're native, |
3150 | # and not use the same cache file. Multilibs are neither needed nor | |
1b6c0831 L |
3151 | # desired. We can't even use the same cache file for all build-side |
3152 | # libraries, as they're compiled differently; some with C, some with | |
3153 | # C++ or with different feature-enabling options. | |
3154 | build_configargs="$build_configargs --cache-file=./config.cache ${baseargs}" | |
91e060aa | 3155 | |
ae831be5 NN |
3156 | # For host modules, accept cache file option, or specification as blank. |
3157 | case "${cache_file}" in | |
3158 | "") # empty | |
3159 | cache_file_option="" ;; | |
a0da8069 | 3160 | /* | [[A-Za-z]]:[[\\/]]* ) # absolute path |
ae831be5 NN |
3161 | cache_file_option="--cache-file=${cache_file}" ;; |
3162 | *) # relative path | |
3163 | cache_file_option="--cache-file=../${cache_file}" ;; | |
3164 | esac | |
3165 | ||
82252c06 NN |
3166 | # Host dirs don't like to share a cache file either, horribly enough. |
3167 | # This seems to be due to autoconf 2.5x stupidity. | |
4074d5f2 | 3168 | host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}" |
ae831be5 | 3169 | |
65b4571a | 3170 | target_configargs="$target_configargs ${tbaseargs}" |
49b7683b | 3171 | |
252b5132 RH |
3172 | # Passing a --with-cross-host argument lets the target libraries know |
3173 | # whether they are being built with a cross-compiler or being built | |
3174 | # native. However, it would be better to use other mechanisms to make the | |
3175 | # sorts of decisions they want to make on this basis. Please consider | |
3176 | # this option to be deprecated. FIXME. | |
a0c4f3a0 | 3177 | if test x${is_cross_compiler} = xyes ; then |
c6b750e1 | 3178 | target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}" |
252b5132 RH |
3179 | fi |
3180 | ||
afc0578d | 3181 | # Special user-friendly check for native x86_64-linux build, if |
3182 | # multilib is not explicitly enabled. | |
3183 | case "$target:$have_compiler:$host:$target:$enable_multilib" in | |
3184 | x86_64-*linux*:yes:$build:$build:) | |
ce6c656d | 3185 | # Make sure we have a development environment that handles 32-bit |
afc0578d | 3186 | dev64=no |
3187 | echo "int main () { return 0; }" > conftest.c | |
3188 | ${CC} -m32 -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
3189 | if test $? = 0 ; then | |
3190 | if test -s conftest || test -s conftest.exe ; then | |
3191 | dev64=yes | |
3192 | fi | |
3193 | fi | |
3194 | rm -f conftest* | |
3195 | if test x${dev64} != xyes ; then | |
ce6c656d | 3196 | AC_MSG_ERROR([I suspect your system does not have 32-bit development 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.]) |
afc0578d | 3197 | fi |
3198 | ;; | |
3199 | esac | |
3200 | ||
938d2b74 RW |
3201 | # Default to --enable-multilib. |
3202 | if test x${enable_multilib} = x ; then | |
a0da8069 | 3203 | target_configargs="--enable-multilib ${target_configargs}" |
938d2b74 | 3204 | fi |
252b5132 RH |
3205 | |
3206 | # Pass --with-newlib if appropriate. Note that target_configdirs has | |
3207 | # changed from the earlier setting of with_newlib. | |
a0c4f3a0 | 3208 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then |
a0da8069 | 3209 | target_configargs="--with-newlib ${target_configargs}" |
252b5132 RH |
3210 | fi |
3211 | ||
95036d20 NN |
3212 | # Different target subdirs use different values of certain variables |
3213 | # (notably CXX). Worse, multilibs use *lots* of different values. | |
3214 | # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that | |
3215 | # it doesn't automatically accept command-line overrides of them. | |
3216 | # This means it's not safe for target subdirs to share a cache file, | |
3217 | # which is disgusting, but there you have it. Hopefully this can be | |
3218 | # fixed in future. It's still worthwhile to use a cache file for each | |
3219 | # directory. I think. | |
3220 | ||
ae380b45 MS |
3221 | # Pass the appropriate --build, --host, --target and --cache-file arguments. |
3222 | # We need to pass --target, as newer autoconf's requires consistency | |
3223 | # for target_alias and gcc doesn't manage it consistently. | |
4b900473 | 3224 | target_configargs="--cache-file=./config.cache ${target_configargs}" |
49b7683b | 3225 | |
9e449d3e | 3226 | FLAGS_FOR_TARGET= |
7c1f909c | 3227 | case " $target_configdirs " in |
75205f78 | 3228 | *" newlib "*) |
a0da8069 | 3229 | case " $target_configargs " in |
75205f78 | 3230 | *" --with-newlib "*) |
9e449d3e | 3231 | case "$target" in |
1f53ca9a | 3232 | *-cygwin*) |
6d94c122 | 3233 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -isystem $$s/winsup/cygwin/include' |
1f53ca9a | 3234 | ;; |
9e449d3e AO |
3235 | esac |
3236 | ||
7450026c | 3237 | # If we're not building GCC, don't discard standard headers. |
4d5fd396 | 3238 | if test -d ${srcdir}/gcc; then |
63266560 | 3239 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc' |
7450026c AO |
3240 | |
3241 | if test "${build}" != "${host}"; then | |
3242 | # On Canadian crosses, CC_FOR_TARGET will have already been set | |
3243 | # by `configure', so we won't have an opportunity to add -Bgcc/ | |
3244 | # to it. This is right: we don't want to search that directory | |
3245 | # for binaries, but we want the header files in there, so add | |
3246 | # them explicitly. | |
e552509b | 3247 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed' |
7450026c AO |
3248 | |
3249 | # Someone might think of using the pre-installed headers on | |
3250 | # Canadian crosses, in case the installed compiler is not fully | |
3251 | # compatible with the compiler being built. In this case, it | |
3252 | # would be better to flag an error than risking having | |
3253 | # incompatible object files being constructed. We can't | |
3254 | # guarantee that an error will be flagged, but let's hope the | |
3255 | # compiler will do it, when presented with incompatible header | |
3256 | # files. | |
3257 | fi | |
63266560 DD |
3258 | fi |
3259 | ||
0a0d0041 | 3260 | case "${target}-${is_cross_compiler}" in |
ec11bdc6 | 3261 | i[[3456789]]86-*-linux*-no) |
0a0d0041 TF |
3262 | # Here host == target, so we don't need to build gcc, |
3263 | # so we don't want to discard standard headers. | |
3264 | FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'` | |
0a0d0041 TF |
3265 | ;; |
3266 | *) | |
3267 | # If we're building newlib, use its generic headers last, but search | |
3268 | # for any libc-related directories first (so make it the last -B | |
3269 | # switch). | |
3270 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include' | |
691bb5a1 DD |
3271 | |
3272 | # If we're building libgloss, find the startup file, simulator library | |
3273 | # and linker script. | |
3274 | case " $target_configdirs " in | |
3275 | *" libgloss "*) | |
3276 | # Look for startup file, simulator library and maybe linker script. | |
3277 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir" | |
3278 | # Look for libnosys.a in case the target needs it. | |
3279 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys' | |
3280 | # Most targets have the linker script in the source directory. | |
3281 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir" | |
3282 | ;; | |
3283 | esac | |
0a0d0041 TF |
3284 | ;; |
3285 | esac | |
9e449d3e | 3286 | ;; |
75205f78 DD |
3287 | esac |
3288 | ;; | |
9e449d3e | 3289 | esac |
1f53ca9a | 3290 | |
45055374 | 3291 | case "$target" in |
1f53ca9a AO |
3292 | x86_64-*mingw* | *-w64-mingw*) |
3293 | # MinGW-w64 does not use newlib, nor does it use winsup. It may, | |
3294 | # however, use a symlink named 'mingw' in ${prefix} . | |
3295 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include' | |
3296 | ;; | |
3297 | *-mingw*) | |
3298 | # MinGW can't be handled as Cygwin above since it does not use newlib. | |
3299 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include' | |
3300 | ;; | |
45055374 | 3301 | esac |
63266560 | 3302 | |
5fbad20a DD |
3303 | # Allow the user to override the flags for |
3304 | # our build compiler if desired. | |
c66487f8 NC |
3305 | if test x"${build}" = x"${host}" ; then |
3306 | CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}} | |
3307 | CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}} | |
3308 | LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}} | |
3309 | fi | |
5fbad20a | 3310 | |
63266560 DD |
3311 | # On Canadian crosses, we'll be searching the right directories for |
3312 | # the previously-installed cross compiler, so don't bother to add | |
3313 | # flags for directories within the install tree of the compiler | |
3314 | # being built; programs in there won't even run. | |
4d5fd396 | 3315 | if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then |
9e449d3e | 3316 | # Search for pre-installed headers if nothing else fits. |
bba45b8b | 3317 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include' |
9e449d3e | 3318 | fi |
63266560 | 3319 | |
7c1f909c | 3320 | if test "x${use_gnu_ld}" = x && |
f48556b1 | 3321 | echo " ${configdirs} " | grep " ld " > /dev/null ; then |
9e449d3e | 3322 | # Arrange for us to find uninstalled linker scripts. |
b00612cc | 3323 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld' |
9e449d3e AO |
3324 | fi |
3325 | ||
a481dbb7 DD |
3326 | # Search for other target-specific linker scripts and such. |
3327 | case "${target}" in | |
4e206d7e DB |
3328 | mep*) |
3329 | FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary" | |
3330 | ;; | |
3331 | esac | |
3332 | ||
a0da8069 | 3333 | # Makefile fragments. |
3e707e94 PB |
3334 | for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag; |
3335 | do | |
3336 | eval fragval=\$$frag | |
3337 | if test $fragval != /dev/null; then | |
3338 | eval $frag=${srcdir}/$fragval | |
3339 | fi | |
3340 | done | |
a0da8069 NN |
3341 | AC_SUBST_FILE(host_makefile_frag) |
3342 | AC_SUBST_FILE(target_makefile_frag) | |
3343 | AC_SUBST_FILE(alphaieee_frag) | |
3344 | AC_SUBST_FILE(ospace_frag) | |
3345 | ||
3346 | # Miscellanea: directories, flags, etc. | |
a0da8069 | 3347 | AC_SUBST(RPATH_ENVVAR) |
3bbd2f8f | 3348 | AC_SUBST(GCC_SHLIB_SUBDIR) |
a0da8069 NN |
3349 | AC_SUBST(tooldir) |
3350 | AC_SUBST(build_tooldir) | |
907be67c | 3351 | AC_SUBST(CONFIGURE_GDB_TK) |
a0da8069 | 3352 | AC_SUBST(GDB_TK) |
907be67c | 3353 | AC_SUBST(INSTALL_GDB_TK) |
a0da8069 NN |
3354 | |
3355 | # Build module lists & subconfigure args. | |
a0da8069 | 3356 | AC_SUBST(build_configargs) |
6a9cf61e | 3357 | AC_SUBST(build_configdirs) |
a0da8069 NN |
3358 | |
3359 | # Host module lists & subconfigure args. | |
3360 | AC_SUBST(host_configargs) | |
3361 | AC_SUBST(configdirs) | |
911e63d0 | 3362 | AC_SUBST(target_configdirs) |
a0da8069 NN |
3363 | |
3364 | # Target module lists & subconfigure args. | |
a0da8069 | 3365 | AC_SUBST(target_configargs) |
a6df5a19 | 3366 | |
a0da8069 NN |
3367 | |
3368 | # Build tools. | |
b5714970 PB |
3369 | AC_SUBST(AR_FOR_BUILD) |
3370 | AC_SUBST(AS_FOR_BUILD) | |
a0da8069 | 3371 | AC_SUBST(CC_FOR_BUILD) |
b5714970 PB |
3372 | AC_SUBST(CFLAGS_FOR_BUILD) |
3373 | AC_SUBST(CXXFLAGS_FOR_BUILD) | |
3374 | AC_SUBST(CXX_FOR_BUILD) | |
3375 | AC_SUBST(DLLTOOL_FOR_BUILD) | |
b5714970 | 3376 | AC_SUBST(GFORTRAN_FOR_BUILD) |
e552509b | 3377 | AC_SUBST(GOC_FOR_BUILD) |
b5714970 PB |
3378 | AC_SUBST(LDFLAGS_FOR_BUILD) |
3379 | AC_SUBST(LD_FOR_BUILD) | |
3380 | AC_SUBST(NM_FOR_BUILD) | |
3381 | AC_SUBST(RANLIB_FOR_BUILD) | |
3382 | AC_SUBST(WINDMC_FOR_BUILD) | |
3383 | AC_SUBST(WINDRES_FOR_BUILD) | |
a0da8069 | 3384 | |
be01d343 PB |
3385 | # Generate default definitions for YACC, M4, LEX and other programs that run |
3386 | # on the build machine. These are used if the Makefile can't locate these | |
3387 | # programs in objdir. | |
3388 | MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing | |
3389 | ||
3390 | AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y]) | |
3391 | case " $build_configdirs " in | |
3392 | *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;; | |
be01d343 PB |
3393 | esac |
3394 | ||
3395 | AC_CHECK_PROGS([BISON], [bison], [$MISSING bison]) | |
3396 | case " $build_configdirs " in | |
3397 | *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;; | |
3398 | esac | |
3399 | ||
3400 | AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4]) | |
3401 | case " $build_configdirs " in | |
3402 | *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;; | |
3403 | esac | |
3404 | ||
3405 | AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex]) | |
3406 | case " $build_configdirs " in | |
3407 | *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3408 | *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;; | |
3409 | esac | |
3410 | ||
3411 | AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex]) | |
3412 | case " $build_configdirs " in | |
3413 | *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3414 | esac | |
3415 | ||
3416 | AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo]) | |
3417 | case " $build_configdirs " in | |
3418 | *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;; | |
3419 | *) | |
3420 | changequote(,) | |
10ad8ef3 | 3421 | # For an installed makeinfo, we require it to be from texinfo 4.7 or |
be01d343 PB |
3422 | # higher, else we use the "missing" dummy. |
3423 | if ${MAKEINFO} --version \ | |
10ad8ef3 | 3424 | | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then |
be01d343 PB |
3425 | : |
3426 | else | |
3427 | MAKEINFO="$MISSING makeinfo" | |
3428 | fi | |
3429 | ;; | |
3430 | changequote([,]) | |
3431 | esac | |
3432 | ||
3433 | # FIXME: expect and dejagnu may become build tools? | |
3434 | ||
3435 | AC_CHECK_PROGS(EXPECT, expect, expect) | |
3436 | case " $configdirs " in | |
3437 | *" expect "*) | |
3438 | test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect' | |
3439 | ;; | |
3440 | esac | |
3441 | ||
3442 | AC_CHECK_PROGS(RUNTEST, runtest, runtest) | |
3443 | case " $configdirs " in | |
3444 | *" dejagnu "*) | |
6b89cc21 | 3445 | test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest' |
be01d343 PB |
3446 | ;; |
3447 | esac | |
3448 | ||
3449 | ||
a0da8069 | 3450 | # Host tools. |
05cbd757 PB |
3451 | NCN_STRICT_CHECK_TOOLS(AR, ar) |
3452 | NCN_STRICT_CHECK_TOOLS(AS, as) | |
3453 | NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool) | |
3454 | NCN_STRICT_CHECK_TOOLS(LD, ld) | |
be01d343 | 3455 | NCN_STRICT_CHECK_TOOLS(LIPO, lipo) |
05cbd757 | 3456 | NCN_STRICT_CHECK_TOOLS(NM, nm) |
ba98da75 RO |
3457 | NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true) |
3458 | NCN_STRICT_CHECK_TOOLS(STRIP, strip, true) | |
05cbd757 | 3459 | NCN_STRICT_CHECK_TOOLS(WINDRES, windres) |
0c24b341 | 3460 | NCN_STRICT_CHECK_TOOLS(WINDMC, windmc) |
05cbd757 PB |
3461 | NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy) |
3462 | NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump) | |
b121d7d4 | 3463 | NCN_STRICT_CHECK_TOOLS(READELF, readelf) |
a0da8069 NN |
3464 | AC_SUBST(CC) |
3465 | AC_SUBST(CXX) | |
3466 | AC_SUBST(CFLAGS) | |
3467 | AC_SUBST(CXXFLAGS) | |
de83289e | 3468 | AC_SUBST(PKG_CONFIG_PATH) |
a0da8069 | 3469 | |
50ad1254 L |
3470 | GCC_PLUGIN_OPTION(PLUGIN_OPTION) |
3471 | AR_PLUGIN_OPTION= | |
3472 | RANLIB_PLUGIN_OPTION= | |
3473 | if test -n "$PLUGIN_OPTION"; then | |
3474 | if $AR --help 2>&1 | grep -q "\--plugin"; then | |
3475 | AR_PLUGIN_OPTION="$PLUGIN_OPTION" | |
3476 | fi | |
3477 | if $RANLIB --help 2>&1 | grep -q "\--plugin"; then | |
3478 | RANLIB_PLUGIN_OPTION="$PLUGIN_OPTION" | |
3479 | fi | |
44124a46 L |
3480 | else |
3481 | if test "$enable_pgo_build" != "no"; then | |
3482 | AC_MSG_ERROR([AR with --plugin and rc is required for LTO build]) | |
3483 | fi | |
50ad1254 L |
3484 | fi |
3485 | AC_SUBST(AR_PLUGIN_OPTION) | |
3486 | AC_SUBST(RANLIB_PLUGIN_OPTION) | |
3487 | ||
be01d343 | 3488 | # Target tools. |
7ec59b9e | 3489 | AC_ARG_WITH([build-time-tools], |
7837304f AS |
3490 | [AS_HELP_STRING([--with-build-time-tools=PATH], |
3491 | [use given path to find target tools during the build])], | |
2429c060 PB |
3492 | [case x"$withval" in |
3493 | x/*) ;; | |
3494 | *) | |
3495 | with_build_time_tools= | |
3496 | AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path]) | |
3497 | ;; | |
3498 | esac], | |
3499 | [with_build_time_tools=]) | |
3500 | ||
05cbd757 PB |
3501 | NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc) |
3502 | NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx) | |
05cbd757 | 3503 | NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET}) |
05cbd757 | 3504 | NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran) |
e552509b | 3505 | NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo) |
2429c060 PB |
3506 | |
3507 | ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar) | |
3508 | ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as) | |
3509 | ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool) | |
3510 | ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld) | |
3511 | ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo) | |
3512 | ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm) | |
6b91c541 | 3513 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJCOPY_FOR_TARGET, objcopy) |
2429c060 | 3514 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump) |
ba98da75 | 3515 | ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib) |
b121d7d4 | 3516 | ACX_CHECK_INSTALLED_TARGET_TOOL(READELF_FOR_TARGET, readelf) |
2429c060 PB |
3517 | ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip) |
3518 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres) | |
0c24b341 | 3519 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc) |
55db4b87 | 3520 | |
be01d343 PB |
3521 | RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET" |
3522 | ||
3523 | GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar]) | |
3524 | GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new]) | |
3525 | GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
950386c6 | 3526 | dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS |
be01d343 | 3527 | GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX, |
95e43135 | 3528 | [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], |
be01d343 PB |
3529 | c++) |
3530 | GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX, | |
95e43135 | 3531 | [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], |
be01d343 PB |
3532 | c++) |
3533 | GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool]) | |
3534 | GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
be01d343 PB |
3535 | GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN, |
3536 | [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran) | |
e552509b ILT |
3537 | GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC, |
3538 | [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go) | |
be01d343 PB |
3539 | GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new]) |
3540 | GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO) | |
3541 | GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new]) | |
1b6c0831 | 3542 | GCC_TARGET_TOOL(objcopy, OBJCOPY_FOR_TARGET, OBJCOPY, [binutils/objcopy]) |
be01d343 PB |
3543 | GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump]) |
3544 | GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib]) | |
b121d7d4 | 3545 | GCC_TARGET_TOOL(readelf, READELF_FOR_TARGET, READELF, [binutils/readelf]) |
9b980aa1 | 3546 | GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new]) |
be01d343 | 3547 | GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres]) |
0c24b341 | 3548 | GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc]) |
55db4b87 | 3549 | |
be01d343 | 3550 | AC_SUBST(FLAGS_FOR_TARGET) |
55db4b87 | 3551 | AC_SUBST(RAW_CXX_FOR_TARGET) |
54752a6b | 3552 | |
a0da8069 NN |
3553 | # Certain tools may need extra flags. |
3554 | AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target} | |
3555 | RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target} | |
3556 | NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target} | |
252b5132 | 3557 | |
be01d343 PB |
3558 | # When building target libraries, except in a Canadian cross, we use |
3559 | # the same toolchain as the compiler we just built. | |
3560 | COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)' | |
3561 | COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)' | |
3562 | COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)' | |
3563 | if test $host = $build; then | |
3564 | case " $configdirs " in | |
3565 | *" gcc "*) | |
3566 | COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as' | |
3567 | COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld' | |
3568 | COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target} | |
3569 | ;; | |
3570 | esac | |
3571 | fi | |
3572 | ||
3573 | AC_SUBST(COMPILER_AS_FOR_TARGET) | |
3574 | AC_SUBST(COMPILER_LD_FOR_TARGET) | |
3575 | AC_SUBST(COMPILER_NM_FOR_TARGET) | |
3576 | ||
6b784d9f AO |
3577 | AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) |
3578 | AC_ARG_ENABLE(maintainer-mode, | |
7837304f AS |
3579 | [AS_HELP_STRING([--enable-maintainer-mode], |
3580 | [enable make rules and dependencies not useful | |
3581 | (and sometimes confusing) to the casual installer])], | |
6b784d9f AO |
3582 | USE_MAINTAINER_MODE=$enableval, |
3583 | USE_MAINTAINER_MODE=no) | |
3584 | AC_MSG_RESULT($USE_MAINTAINER_MODE) | |
3585 | AC_SUBST(MAINTAINER_MODE_TRUE) | |
3586 | AC_SUBST(MAINTAINER_MODE_FALSE) | |
3587 | if test "$USE_MAINTAINER_MODE" = yes; then | |
3588 | MAINTAINER_MODE_TRUE= | |
3589 | MAINTAINER_MODE_FALSE='#' | |
3590 | else | |
3591 | MAINTAINER_MODE_TRUE='#' | |
3592 | MAINTAINER_MODE_FALSE= | |
7ec59b9e | 3593 | fi |
6b784d9f AO |
3594 | MAINT=$MAINTAINER_MODE_TRUE |
3595 | AC_SUBST(MAINT)dnl | |
3596 | ||
1d39f329 NN |
3597 | # --------------------- |
3598 | # GCC bootstrap support | |
3599 | # --------------------- | |
3600 | ||
3601 | # Stage specific cflags for build. | |
3602 | stage1_cflags="-g" | |
3603 | case $build in | |
3604 | vax-*-*) | |
3605 | case ${GCC} in | |
3606 | yes) stage1_cflags="-g -Wa,-J" ;; | |
3607 | *) stage1_cflags="-g -J" ;; | |
3608 | esac ;; | |
1d39f329 | 3609 | esac |
1d89b610 | 3610 | |
1d39f329 NN |
3611 | AC_SUBST(stage1_cflags) |
3612 | ||
8a0d8a5c PB |
3613 | # Enable --enable-checking in stage1 of the compiler. |
3614 | AC_ARG_ENABLE(stage1-checking, | |
7837304f AS |
3615 | [AS_HELP_STRING([[--enable-stage1-checking[=all]]], |
3616 | [choose additional checking for stage1 of the compiler])], | |
8a0d8a5c | 3617 | [stage1_checking=--enable-checking=${enable_stage1_checking}], |
5566c1fa | 3618 | [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then |
ce6c656d L |
3619 | # For --disable-checking or implicit --enable-checking=release, avoid |
3620 | # setting --enable-checking=gc in the default stage1 checking for LTO | |
3621 | # bootstraps. See PR62077. | |
ce6c656d L |
3622 | case $BUILD_CONFIG in |
3623 | *lto*) | |
05a13254 NC |
3624 | stage1_checking=--enable-checking=release,misc,gimple,rtlflag,tree,types;; |
3625 | *) | |
3626 | stage1_checking=--enable-checking=yes,types;; | |
ce6c656d | 3627 | esac |
05a13254 NC |
3628 | if test "x$enable_checking" = x && \ |
3629 | test -d ${srcdir}/gcc && \ | |
3630 | test x"`cat ${srcdir}/gcc/DEV-PHASE`" = xexperimental; then | |
3631 | stage1_checking=--enable-checking=yes,types,extra | |
3632 | fi | |
8a0d8a5c | 3633 | else |
5566c1fa | 3634 | stage1_checking=--enable-checking=$enable_checking,types |
8a0d8a5c PB |
3635 | fi]) |
3636 | AC_SUBST(stage1_checking) | |
3637 | ||
1d39f329 | 3638 | # Enable -Werror in bootstrap stage2 and later. |
1d39f329 | 3639 | AC_ARG_ENABLE(werror, |
7837304f | 3640 | [AS_HELP_STRING([--enable-werror], |
bf41f30d NC |
3641 | [enable -Werror in bootstrap stage2 and later])], |
3642 | [ | |
1a6f2dc7 NN |
3643 | case ${enable_werror} in |
3644 | yes) stage2_werror_flag="--enable-werror-always" ;; | |
3645 | *) stage2_werror_flag="" ;; | |
1d39f329 | 3646 | esac |
bf41f30d NC |
3647 | ], |
3648 | [ | |
3649 | if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then | |
3650 | case $BUILD_CONFIG in | |
3651 | bootstrap-debug) | |
3652 | stage2_werror_flag="--enable-werror-always" ;; | |
3653 | "") | |
3654 | stage2_werror_flag="--enable-werror-always" ;; | |
1b6c0831 L |
3655 | esac |
3656 | fi | |
bf41f30d NC |
3657 | ]) |
3658 | ||
3659 | AC_SUBST(stage2_werror_flag) | |
1b6c0831 | 3660 | |
e8a5fa9c RW |
3661 | # Specify what files to not compare during bootstrap. |
3662 | ||
3663 | compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*" | |
3664 | case "$target" in | |
3665 | hppa*64*-*-hpux*) ;; | |
bf41f30d | 3666 | hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/* | gcc/function-tests.o" ;; |
1488e230 | 3667 | powerpc*-ibm-aix*) compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/* | *libgomp*\$(objext)" ;; |
e8a5fa9c RW |
3668 | esac |
3669 | AC_SUBST(compare_exclusions) | |
3670 | ||
06a51eac RW |
3671 | AC_CONFIG_FILES([Makefile], |
3672 | [sed "$extrasub_build" Makefile | | |
3673 | sed "$extrasub_host" | | |
3674 | sed "$extrasub_target" > mf$$ | |
3675 | mv -f mf$$ Makefile], | |
3676 | [extrasub_build="$extrasub_build" | |
3677 | extrasub_host="$extrasub_host" | |
3678 | extrasub_target="$extrasub_target"]) | |
3679 | AC_OUTPUT |