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77ae4d79 | 1 | # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, |
ab103e33 | 2 | # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2014 |
68645a6b | 3 | # Free Software Foundation, Inc. |
28e9041c | 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 | |
4b072aaf | 7 | # the Free Software Foundation; either version 3 of the License, or |
28e9041c | 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 | |
4b072aaf | 16 | # along with this program; see the file COPYING3. If not see |
17 | # <http://www.gnu.org/licenses/>. | |
28e9041c | 18 | |
19 | ############################################################################## | |
71ab34df | 20 | ### WARNING: this file contains embedded tabs. Do not run untabify on this file. |
21 | ||
f0cb9b36 | 22 | m4_include(config/acx.m4) |
23 | m4_include(config/override.m4) | |
82eaf560 | 24 | m4_include(config/proginstall.m4) |
1a4f45ec | 25 | m4_include(config/elf.m4) |
c3fc6a63 | 26 | m4_include([libtool.m4]) |
27 | m4_include([ltoptions.m4]) | |
28 | m4_include([ltsugar.m4]) | |
29 | m4_include([ltversion.m4]) | |
30 | m4_include([lt~obsolete.m4]) | |
87e20041 | 31 | m4_include([config/isl.m4]) |
599a3eac | 32 | |
71ab34df | 33 | AC_INIT(move-if-change) |
81a71e2b | 34 | AC_PREREQ(2.64) |
cd2f3773 | 35 | AC_DISABLE_OPTION_CHECKING |
b30fcfae | 36 | |
4e8a889d | 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 | ||
b30fcfae | 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 | ||
71ab34df | 79 | AC_CANONICAL_SYSTEM |
80 | AC_ARG_PROGRAM | |
81 | ||
b30fcfae | 82 | m4_pattern_allow([^AS_FOR_TARGET$])dnl |
93c5e793 | 83 | m4_pattern_allow([^AS_FOR_BUILD$])dnl |
b30fcfae | 84 | |
450e6c84 | 85 | # Get 'install' or 'install-sh' and its variants. |
86 | AC_PROG_INSTALL | |
599a3eac | 87 | ACX_PROG_LN |
5965d276 | 88 | AC_PROG_LN_S |
b181f265 | 89 | AC_PROG_SED |
90 | AC_PROG_AWK | |
450e6c84 | 91 | |
3a8631fa | 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 | ||
71ab34df | 100 | # Set srcdir to "." if that's what it is. |
101 | # This is important for multilib support. | |
102 | pwd=`${PWDCMD-pwd}` | |
71ab34df | 103 | if test "${pwd}" = "${srcpwd}" ; then |
104 | srcdir=. | |
105 | fi | |
106 | ||
107 | topsrcdir=$srcpwd | |
28e9041c | 108 | |
805e22b2 | 109 | extra_host_args= |
14ac9144 | 110 | |
28e9041c | 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 | |
805e22b2 | 113 | ### (library or tools, host or target), doing a dependency sort. |
114 | ||
115 | # Subdirs will be configured in the order listed in build_configdirs, | |
116 | # configdirs, or target_configdirs; see the serialization section below. | |
117 | ||
118 | # Dependency sorting is only needed when *configuration* must be done in | |
119 | # a particular order. In all cases a dependency should be specified in | |
120 | # the Makefile, whether or not it's implicitly specified here. | |
28e9041c | 121 | |
805e22b2 | 122 | # Double entries in build_configdirs, configdirs, or target_configdirs may |
123 | # cause circular dependencies and break everything horribly. | |
28e9041c | 124 | |
2f8725b0 | 125 | # these library is used by various programs built for the build |
126 | # environment | |
127 | # | |
9245d2c5 | 128 | build_libs="build-libiberty build-libcpp" |
2f8725b0 | 129 | |
130 | # these tools are built for the build environment | |
4fc99708 | 131 | build_tools="build-texinfo build-flex build-bison build-m4 build-fixincludes" |
2f8725b0 | 132 | |
28e9041c | 133 | # these libraries are used by various programs built for the host environment |
429cca51 | 134 | #f |
572cf1f7 | 135 | host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libbacktrace libcpp libdecnumber gmp mpfr mpc isl libelf libiconv" |
28e9041c | 136 | |
28e9041c | 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. | |
805e22b2 | 140 | # binutils, gas and ld appear in that order because it makes sense to run |
141 | # "make check" in that particular order. | |
af7c5662 | 142 | # If --enable-gold is used, "gold" may replace "ld". |
ab103e33 | 143 | host_tools="texinfo flex bison binutils gas ld fixincludes gcc cgen sid sim gdb gprof etc expect dejagnu m4 utils guile fastjar gnattools libcc1" |
ed37269d | 144 | |
4d5a2476 | 145 | # libgcj represents the runtime libraries only used by gcj. |
146 | libgcj="target-libffi \ | |
4d5a2476 | 147 | target-zlib \ |
4d5a2476 | 148 | target-libjava" |
149 | ||
28e9041c | 150 | # these libraries are built for the target environment, and are built after |
151 | # the host libraries and the host tools (which may be a cross compiler) | |
5ab7e123 | 152 | # Note that libiberty is not a target library. |
27bfe7b7 | 153 | target_libraries="target-libgcc \ |
ecd3459e | 154 | target-libbacktrace \ |
ed37269d | 155 | target-libgloss \ |
156 | target-newlib \ | |
a0191bfe | 157 | target-libgomp \ |
4710dd51 | 158 | target-libcilkrts \ |
d3a7dd32 | 159 | target-liboffloadmic \ |
6db1d2ca | 160 | target-libatomic \ |
4c0315d0 | 161 | target-libitm \ |
54d7d5f2 | 162 | target-libstdc++-v3 \ |
549e2197 | 163 | target-libsanitizer \ |
b710ec85 | 164 | target-libvtv \ |
0d55f4d0 | 165 | target-libssp \ |
87969c8c | 166 | target-libquadmath \ |
4ee9c684 | 167 | target-libgfortran \ |
dd6d3a67 | 168 | target-boehm-gc \ |
cdfc500e | 169 | ${libgcj} \ |
93341878 | 170 | target-libobjc \ |
5ff5b630 | 171 | target-libada \ |
172 | target-libgo" | |
28e9041c | 173 | |
328637e8 | 174 | # these tools are built using the target libraries, and are intended to |
175 | # run only in the target environment | |
28e9041c | 176 | # |
328637e8 | 177 | # note: any program that *uses* libraries that are in the "target_libraries" |
6c9785b4 | 178 | # list belongs in this list. |
28e9041c | 179 | # |
4fc99708 | 180 | target_tools="target-rda" |
28e9041c | 181 | |
182 | ################################################################################ | |
183 | ||
28e9041c | 184 | ## All tools belong in one of the four categories, and are assigned above |
185 | ## We assign ${configdirs} this way to remove all embedded newlines. This | |
186 | ## is important because configure will choke if they ever get through. | |
187 | ## ${configdirs} is directories we build using the host tools. | |
188 | ## ${target_configdirs} is directories we build using the target tools. | |
28e9041c | 189 | configdirs=`echo ${host_libs} ${host_tools}` |
328637e8 | 190 | target_configdirs=`echo ${target_libraries} ${target_tools}` |
2b59cb05 | 191 | build_configdirs=`echo ${build_libs} ${build_tools}` |
6f4f34a7 | 192 | |
d2d2630b | 193 | m4_divert_text([PARSE_ARGS], |
13d2f2b2 | 194 | [case $srcdir in |
195 | *" "*) | |
196 | m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl | |
197 | AC_MSG_ERROR([path to source, $srcdir, contains spaces]) | |
198 | m4_popdef([AS_MESSAGE_LOG_FD])dnl | |
199 | ;; | |
200 | esac | |
201 | ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'` | |
d2d2630b | 202 | ]) |
203 | ||
28e9041c | 204 | ################################################################################ |
205 | ||
28e9041c | 206 | srcname="gnu development package" |
207 | ||
208 | # This gets set non-empty for some net releases of packages. | |
209 | appdirs="" | |
210 | ||
99aa6b34 | 211 | # Define is_cross_compiler to save on calls to 'test'. |
212 | is_cross_compiler= | |
213 | if test x"${host}" = x"${target}" ; then | |
214 | is_cross_compiler=no | |
215 | else | |
216 | is_cross_compiler=yes | |
217 | fi | |
218 | ||
2f61b8ca | 219 | # Find the build and target subdir names. |
6f4f34a7 | 220 | GCC_TOPLEV_SUBDIRS |
04a2e841 | 221 | # Be sure to cover against remnants of an in-tree build. |
222 | if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then | |
223 | AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}. | |
224 | Use a pristine source tree when building in a separate tree]) | |
225 | fi | |
7bb9dd92 | 226 | |
13b1b53a | 227 | # Skipdirs are removed silently. |
228 | skipdirs= | |
229 | # Noconfigdirs are removed loudly. | |
230 | noconfigdirs="" | |
28e9041c | 231 | |
13b1b53a | 232 | use_gnu_ld= |
233 | # Make sure we don't let GNU ld be added if we didn't want it. | |
234 | if test x$with_gnu_ld = xno ; then | |
235 | use_gnu_ld=no | |
3d47fcf5 | 236 | noconfigdirs="$noconfigdirs ld gold" |
28e9041c | 237 | fi |
238 | ||
13b1b53a | 239 | use_gnu_as= |
240 | # Make sure we don't let GNU as be added if we didn't want it. | |
241 | if test x$with_gnu_as = xno ; then | |
242 | use_gnu_as=no | |
243 | noconfigdirs="$noconfigdirs gas" | |
28e9041c | 244 | fi |
245 | ||
7bfefa9d | 246 | use_included_zlib= |
247 | # Make sure we don't let ZLIB be added if we didn't want it. | |
248 | if test x$with_system_zlib = xyes ; then | |
249 | use_included_zlib=no | |
250 | noconfigdirs="$noconfigdirs zlib" | |
251 | fi | |
252 | ||
13b1b53a | 253 | # some tools are so dependent upon X11 that if we're not building with X, |
254 | # it's not even worth trying to configure, much less build, that tool. | |
28e9041c | 255 | |
13b1b53a | 256 | case ${with_x} in |
257 | yes | "") ;; # the default value for this tree is that X11 is available | |
f6c0123d | 258 | no) |
f843f075 | 259 | skipdirs="${skipdirs} tk itcl libgui" |
f6c0123d | 260 | # We won't be able to build gdbtk without X. |
261 | enable_gdbtk=no | |
262 | ;; | |
13b1b53a | 263 | *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;; |
264 | esac | |
28e9041c | 265 | |
6c9785b4 | 266 | # Some are only suitable for cross toolchains. |
2a1ac811 | 267 | # Remove these if host=target. |
268 | cross_only="target-libgloss target-newlib target-opcodes" | |
28e9041c | 269 | |
13b1b53a | 270 | case $is_cross_compiler in |
271 | no) skipdirs="${skipdirs} ${cross_only}" ;; | |
13b1b53a | 272 | esac |
28e9041c | 273 | |
4ff41e84 | 274 | # If both --with-headers and --with-libs are specified, default to |
275 | # --without-newlib. | |
3bdd04cc | 276 | if test x"${with_headers}" != x && test x"${with_headers}" != xno \ |
277 | && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
4ff41e84 | 278 | if test x"${with_newlib}" = x ; then |
279 | with_newlib=no | |
280 | fi | |
281 | fi | |
282 | ||
283 | # Recognize --with-newlib/--without-newlib. | |
284 | case ${with_newlib} in | |
285 | no) skipdirs="${skipdirs} target-newlib" ;; | |
286 | yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;; | |
287 | esac | |
288 | ||
a3d93be3 | 289 | AC_ARG_ENABLE(as-accelerator-for, |
290 | [AS_HELP_STRING([--enable-as-accelerator-for=ARG], | |
291 | [build as offload target compiler. | |
292 | Specify offload host triple by ARG])], | |
293 | ENABLE_AS_ACCELERATOR_FOR=$enableval, | |
294 | ENABLE_AS_ACCELERATOR_FOR=no) | |
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 | ||
1e369e5f | 307 | # Handle --enable-gold, --enable-ld. |
308 | # --disable-gold [--enable-ld] | |
309 | # Build only ld. Default option. | |
85516948 | 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] | |
1e369e5f | 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 | |
85516948 | 319 | # Build both gold (installed as "ld.gold") and ld (installed as "ld" |
320 | # and ld.bfd). | |
1e369e5f | 321 | # In other words, ld is default |
322 | # --enable-gold=default --enable-ld=default | |
323 | # Error. | |
324 | ||
325 | default_ld= | |
3d47fcf5 | 326 | AC_ARG_ENABLE(gold, |
8747a938 | 327 | [AS_HELP_STRING([[--enable-gold[=ARG]]], |
328 | [build gold @<:@ARG={default,yes,no}@:>@])], | |
3d47fcf5 | 329 | ENABLE_GOLD=$enableval, |
330 | ENABLE_GOLD=no) | |
1e369e5f | 331 | case "${ENABLE_GOLD}" in |
332 | yes|default) | |
af7c5662 | 333 | # Check for ELF target. |
334 | is_elf=no | |
335 | case "${target}" in | |
336 | *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \ | |
e4c33dd2 | 337 | | *-*-linux* | *-*-gnu* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \ |
e3a1fe08 | 338 | | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \ |
9d36d513 | 339 | | *-*-solaris2* | *-*-nto* | *-*-nacl*) |
af7c5662 | 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. | |
3d47fcf5 | 351 | case "${target}" in |
58f62c51 | 352 | i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-* \ |
353 | | aarch64*-*-* | tilegx*-*-*) | |
1e369e5f | 354 | configdirs="$configdirs gold" |
355 | if test x${ENABLE_GOLD} = xdefault; then | |
356 | default_ld=gold | |
357 | fi | |
af7c5662 | 358 | ENABLE_GOLD=yes |
3d47fcf5 | 359 | ;; |
360 | esac | |
af7c5662 | 361 | fi |
362 | ;; | |
363 | no) | |
364 | ;; | |
365 | *) | |
366 | AC_MSG_ERROR([invalid --enable-gold argument]) | |
367 | ;; | |
1e369e5f | 368 | esac |
369 | ||
370 | AC_ARG_ENABLE(ld, | |
8747a938 | 371 | [AS_HELP_STRING([[--enable-ld[=ARG]]], |
372 | [build ld @<:@ARG={default,yes,no}@:>@])], | |
1e369e5f | 373 | ENABLE_LD=$enableval, |
374 | ENABLE_LD=yes) | |
375 | ||
376 | case "${ENABLE_LD}" in | |
377 | default) | |
85516948 | 378 | if test x${default_ld} != x; then |
1e369e5f | 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 | |
3d47fcf5 | 394 | |
28e9041c | 395 | # Configure extra directories which are host specific |
396 | ||
397 | case "${host}" in | |
13b1b53a | 398 | *-cygwin*) |
805e22b2 | 399 | configdirs="$configdirs libtermcap" ;; |
28e9041c | 400 | esac |
401 | ||
ff7dcf6a | 402 | # A target can indicate whether a language isn't supported for some reason. |
403 | # Only spaces may be used in this macro; not newlines or tabs. | |
404 | unsupported_languages= | |
405 | ||
28e9041c | 406 | # Remove more programs from consideration, based on the host or |
407 | # target this usually means that a port of the program doesn't | |
408 | # exist yet. | |
409 | ||
28e9041c | 410 | case "${host}" in |
b2240ff6 | 411 | i[[3456789]]86-*-msdosdjgpp*) |
e3a5e6ff | 412 | noconfigdirs="$noconfigdirs tcl tk itcl" |
ed37269d | 413 | ;; |
28e9041c | 414 | esac |
415 | ||
4ee9c684 | 416 | |
d9d975ae | 417 | AC_ARG_ENABLE(libquadmath, |
418 | AS_HELP_STRING([--disable-libquadmath], | |
419 | [do not build libquadmath directory]), | |
420 | ENABLE_LIBQUADMATH=$enableval, | |
421 | ENABLE_LIBQUADMATH=yes) | |
422 | if test "${ENABLE_LIBQUADMATH}" = "no" ; then | |
423 | noconfigdirs="$noconfigdirs target-libquadmath" | |
424 | fi | |
425 | ||
426 | ||
427 | AC_ARG_ENABLE(libquadmath-support, | |
428 | AS_HELP_STRING([--disable-libquadmath-support], | |
429 | [disable libquadmath support for Fortran]), | |
430 | ENABLE_LIBQUADMATH_SUPPORT=$enableval, | |
431 | ENABLE_LIBQUADMATH_SUPPORT=yes) | |
432 | enable_libquadmath_support= | |
433 | if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then | |
434 | enable_libquadmath_support=no | |
435 | fi | |
436 | ||
437 | ||
93341878 | 438 | AC_ARG_ENABLE(libada, |
8747a938 | 439 | [AS_HELP_STRING([--enable-libada], [build libada directory])], |
93341878 | 440 | ENABLE_LIBADA=$enableval, |
441 | ENABLE_LIBADA=yes) | |
442 | if test "${ENABLE_LIBADA}" != "yes" ; then | |
a136b23d | 443 | noconfigdirs="$noconfigdirs gnattools" |
93341878 | 444 | fi |
445 | ||
07da5214 | 446 | AC_ARG_ENABLE(libssp, |
8747a938 | 447 | [AS_HELP_STRING([--enable-libssp], [build libssp directory])], |
07da5214 | 448 | ENABLE_LIBSSP=$enableval, |
449 | ENABLE_LIBSSP=yes) | |
07da5214 | 450 | |
d3cf0a31 | 451 | AC_ARG_ENABLE(libstdcxx, |
452 | AS_HELP_STRING([--disable-libstdcxx], | |
453 | [do not build libstdc++-v3 directory]), | |
454 | ENABLE_LIBSTDCXX=$enableval, | |
455 | ENABLE_LIBSTDCXX=default) | |
456 | [if test "${ENABLE_LIBSTDCXX}" = "no" ; then | |
df148e44 | 457 | noconfigdirs="$noconfigdirs target-libstdc++-v3" |
d3cf0a31 | 458 | fi] |
459 | ||
d3a7dd32 | 460 | # If this is accelerator compiler and its target is intelmic we enable |
461 | # target liboffloadmic by default. If this is compiler with offloading | |
462 | # for intelmic we enable host liboffloadmic by default. Otherwise | |
463 | # liboffloadmic is disabled by default. | |
464 | AC_ARG_ENABLE([liboffloadmic], | |
465 | AC_HELP_STRING([[--enable-liboffloadmic[=ARG]]], | |
466 | [build liboffloadmic @<:@ARG={no,host,target}@:>@]), | |
467 | [case "$enableval" in | |
468 | no | host | target) | |
469 | enable_liboffloadmic=$enableval ;; | |
470 | *) | |
471 | AC_MSG_ERROR([--enable-liboffloadmic=no/host/target]) ;; | |
472 | esac], | |
473 | [if test "${ENABLE_AS_ACCELERATOR_FOR}" != "no"; then | |
474 | case "${target}" in | |
475 | *-intelmic-* | *-intelmicemul-*) | |
476 | enable_liboffloadmic=target | |
477 | extra_liboffloadmic_configure_flags="--enable-liboffloadmic=target" | |
478 | ;; | |
479 | *) | |
480 | enable_liboffloadmic=no | |
481 | ;; | |
482 | esac | |
483 | else | |
484 | case "${enable_offload_targets}" in | |
485 | *-intelmic-* | *-intelmicemul-*) | |
486 | enable_liboffloadmic=host | |
487 | extra_liboffloadmic_configure_flags="--enable-liboffloadmic=host" | |
488 | ;; | |
489 | *) | |
490 | enable_liboffloadmic=no | |
491 | ;; | |
492 | esac | |
493 | fi]) | |
494 | AC_SUBST(extra_liboffloadmic_configure_flags) | |
495 | ||
f7ec7829 | 496 | # Save it here so that, even in case of --enable-libgcj, if the Java |
497 | # front-end isn't enabled, we still get libgcj disabled. | |
498 | libgcj_saved=$libgcj | |
499 | case $enable_libgcj in | |
500 | yes) | |
501 | # If we reset it here, it won't get added to noconfigdirs in the | |
502 | # target-specific build rules, so it will be forcibly enabled | |
503 | # (unless the Java language itself isn't enabled). | |
504 | libgcj= | |
505 | ;; | |
506 | no) | |
507 | # Make sure we get it printed in the list of not supported target libs. | |
604a285a | 508 | # Don't disable libffi, though, other languages use it. |
509 | noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`" | |
8593ce89 | 510 | # Clear libgcj_saved so that even if java is enabled libffi won't be |
511 | # built. | |
512 | libgcj_saved= | |
f7ec7829 | 513 | ;; |
514 | esac | |
515 | ||
d7e52ac9 | 516 | AC_ARG_ENABLE(static-libjava, |
517 | [AS_HELP_STRING([[--enable-static-libjava[=ARG]]], | |
518 | [build static libjava @<:@default=no@:>@])], | |
519 | ENABLE_STATIC_LIBJAVA=$enableval, | |
520 | ENABLE_STATIC_LIBJAVA=no) | |
521 | enable_static_libjava= | |
522 | if test "${ENABLE_STATIC_LIBJAVA}" = "yes" ; then | |
523 | enable_static_libjava=yes | |
524 | fi | |
525 | ||
526 | if test x$enable_static_libjava != xyes ; then | |
527 | EXTRA_CONFIGARGS_LIBJAVA=--disable-static | |
528 | fi | |
529 | AC_SUBST(EXTRA_CONFIGARGS_LIBJAVA) | |
4ee9c684 | 530 | |
50996fe5 | 531 | # Disable libgomp on non POSIX hosted systems. |
532 | if test x$enable_libgomp = x ; then | |
1e8e9920 | 533 | # Enable libgomp by default on hosted POSIX systems. |
534 | case "${target}" in | |
3bef4012 | 535 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) |
1e8e9920 | 536 | ;; |
e3a1fe08 | 537 | *-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly*) |
1e8e9920 | 538 | ;; |
5641963c | 539 | *-*-solaris2* | *-*-hpux11*) |
1e8e9920 | 540 | ;; |
634efbee | 541 | *-*-darwin* | *-*-aix*) |
1e8e9920 | 542 | ;; |
543 | *) | |
544 | noconfigdirs="$noconfigdirs target-libgomp" | |
545 | ;; | |
546 | esac | |
50996fe5 | 547 | fi |
1e8e9920 | 548 | |
6db1d2ca | 549 | # Disable libatomic on unsupported systems. |
550 | if test -d ${srcdir}/libatomic; then | |
551 | if test x$enable_libatomic = x; then | |
552 | AC_MSG_CHECKING([for libatomic support]) | |
553 | if (srcdir=${srcdir}/libatomic; \ | |
554 | . ${srcdir}/configure.tgt; \ | |
555 | test -n "$UNSUPPORTED") | |
556 | then | |
557 | AC_MSG_RESULT([no]) | |
558 | noconfigdirs="$noconfigdirs target-libatomic" | |
559 | else | |
560 | AC_MSG_RESULT([yes]) | |
561 | fi | |
562 | fi | |
563 | fi | |
564 | ||
4710dd51 | 565 | # Disable libcilkrts on unsupported systems. |
566 | if test -d ${srcdir}/libcilkrts; then | |
567 | if test x$enable_libcilkrts = x; then | |
568 | AC_MSG_CHECKING([for libcilkrts support]) | |
569 | if (srcdir=${srcdir}/libcilkrts; \ | |
570 | . ${srcdir}/configure.tgt; \ | |
571 | test -n "$UNSUPPORTED") | |
572 | then | |
573 | AC_MSG_RESULT([no]) | |
574 | noconfigdirs="$noconfigdirs target-libcilkrts" | |
575 | else | |
576 | AC_MSG_RESULT([yes]) | |
577 | fi | |
578 | fi | |
579 | fi | |
580 | ||
d3a7dd32 | 581 | # Disable liboffloadmic on unsupported systems. |
582 | if test -d ${srcdir}/liboffloadmic; then | |
583 | if test x$enable_liboffloadmic != xno; then | |
584 | AC_MSG_CHECKING([for liboffloadmic support]) | |
585 | if (srcdir=${srcdir}/liboffloadmic; \ | |
586 | . ${srcdir}/configure.tgt; \ | |
587 | test -n "$UNSUPPORTED") | |
588 | then | |
589 | AC_MSG_RESULT([no]) | |
590 | noconfigdirs="$noconfigdirs target-liboffloadmic" | |
591 | else | |
592 | AC_MSG_RESULT([yes]) | |
593 | fi | |
594 | fi | |
595 | fi | |
596 | ||
42b15c81 | 597 | # Disable libitm on unsupported systems. |
598 | if test -d ${srcdir}/libitm; then | |
599 | if test x$enable_libitm = x; then | |
600 | AC_MSG_CHECKING([for libitm support]) | |
601 | if (srcdir=${srcdir}/libitm; \ | |
602 | . ${srcdir}/configure.tgt; \ | |
603 | test -n "$UNSUPPORTED") | |
604 | then | |
605 | AC_MSG_RESULT([no]) | |
606 | noconfigdirs="$noconfigdirs target-libitm" | |
607 | else | |
608 | AC_MSG_RESULT([yes]) | |
609 | fi | |
610 | fi | |
4c0315d0 | 611 | fi |
612 | ||
492e75a7 | 613 | # Disable libsanitizer on unsupported systems. |
614 | if test -d ${srcdir}/libsanitizer; then | |
615 | if test x$enable_libsanitizer = x; then | |
616 | AC_MSG_CHECKING([for libsanitizer support]) | |
617 | if (srcdir=${srcdir}/libsanitizer; \ | |
618 | . ${srcdir}/configure.tgt; \ | |
619 | test -n "$UNSUPPORTED") | |
620 | then | |
621 | AC_MSG_RESULT([no]) | |
622 | noconfigdirs="$noconfigdirs target-libsanitizer" | |
623 | else | |
624 | AC_MSG_RESULT([yes]) | |
625 | fi | |
626 | fi | |
627 | fi | |
628 | ||
b710ec85 | 629 | # Disable libvtv on unsupported systems. |
630 | if test -d ${srcdir}/libvtv; then | |
631 | if test x$enable_libvtv = x; then | |
632 | AC_MSG_CHECKING([for libvtv support]) | |
633 | if (srcdir=${srcdir}/libvtv; \ | |
634 | . ${srcdir}/configure.tgt; \ | |
6d0992e1 | 635 | test "$VTV_SUPPORTED" != "yes") |
b710ec85 | 636 | then |
637 | AC_MSG_RESULT([no]) | |
638 | noconfigdirs="$noconfigdirs target-libvtv" | |
639 | else | |
640 | AC_MSG_RESULT([yes]) | |
641 | fi | |
642 | fi | |
643 | fi | |
644 | ||
286256c7 | 645 | # Disable libquadmath for some systems. |
646 | case "${target}" in | |
c36ee471 | 647 | avr-*-*) |
648 | noconfigdirs="$noconfigdirs target-libquadmath" | |
649 | ;; | |
286256c7 | 650 | # libquadmath is unused on AIX and libquadmath build process use of |
651 | # LD_LIBRARY_PATH can break AIX bootstrap. | |
652 | powerpc-*-aix* | rs6000-*-aix*) | |
653 | noconfigdirs="$noconfigdirs target-libquadmath" | |
654 | ;; | |
655 | esac | |
656 | ||
d5831552 | 657 | # Disable libssp for some systems. |
658 | case "${target}" in | |
659 | avr-*-*) | |
76c19016 | 660 | # No hosted I/O support. |
d5831552 | 661 | noconfigdirs="$noconfigdirs target-libssp" |
662 | ;; | |
663 | powerpc-*-aix* | rs6000-*-aix*) | |
664 | noconfigdirs="$noconfigdirs target-libssp" | |
665 | ;; | |
78e515f7 | 666 | rl78-*-*) |
667 | # libssp uses a misaligned load to trigger a fault, but the RL78 | |
668 | # doesn't fault for those - instead, it gives a build-time error | |
669 | # for explicit misaligned loads. | |
670 | noconfigdirs="$noconfigdirs target-libssp" | |
671 | ;; | |
d5831552 | 672 | esac |
673 | ||
d5831552 | 674 | # Disable libstdc++-v3 for some systems. |
d3cf0a31 | 675 | # Allow user to override this if they pass --enable-libstdc++-v3 |
676 | if test "${ENABLE_LIBSTDCXX}" = "default" ; then | |
677 | case "${target}" in | |
678 | *-*-vxworks*) | |
679 | # VxWorks uses the Dinkumware C++ library. | |
680 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
681 | ;; | |
682 | arm*-wince-pe*) | |
683 | # the C++ libraries don't build on top of CE's C libraries | |
684 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
685 | ;; | |
686 | avr-*-*) | |
687 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
688 | ;; | |
689 | esac | |
690 | fi | |
d5831552 | 691 | |
692 | # Disable Fortran for some systems. | |
693 | case "${target}" in | |
694 | mmix-*-*) | |
695 | # See <http://gcc.gnu.org/ml/gcc-patches/2004-11/msg00572.html>. | |
696 | unsupported_languages="$unsupported_languages fortran" | |
697 | ;; | |
698 | esac | |
699 | ||
91b5b6ec | 700 | # Disable Java if libffi is not supported. |
f24be480 | 701 | case "${target}" in |
45e22a2e | 702 | aarch64-*-*) |
703 | ;; | |
91b5b6ec | 704 | alpha*-*-*) |
705 | ;; | |
706 | arm*-*-*) | |
707 | ;; | |
708 | cris-*-*) | |
709 | ;; | |
710 | frv-*-*) | |
711 | ;; | |
712 | hppa*-*-linux*) | |
713 | ;; | |
714 | hppa*-*-hpux*) | |
715 | ;; | |
716 | i?86-*-*) | |
717 | ;; | |
718 | ia64*-*-*) | |
719 | ;; | |
720 | m32r*-*-*) | |
721 | ;; | |
722 | m68k-*-*) | |
723 | ;; | |
5641963c | 724 | mips*-*-rtems*) |
91b5b6ec | 725 | ;; |
726 | mips*-*-linux*) | |
727 | ;; | |
728 | powerpc*-*-linux*) | |
729 | ;; | |
730 | powerpc-*-darwin*) | |
731 | ;; | |
732 | powerpc-*-aix* | rs6000-*-aix*) | |
733 | ;; | |
734 | powerpc-*-freebsd*) | |
735 | ;; | |
736 | powerpc64-*-freebsd*) | |
737 | ;; | |
738 | powerpc*-*-rtems*) | |
f24be480 | 739 | ;; |
91b5b6ec | 740 | s390-*-* | s390x-*-*) |
741 | ;; | |
742 | sh-*-* | sh[[34]]*-*-*) | |
743 | ;; | |
744 | sh64-*-* | sh5*-*-*) | |
745 | ;; | |
746 | sparc*-*-*) | |
747 | ;; | |
748 | x86_64-*-*) | |
749 | ;; | |
750 | *-*-*) | |
751 | unsupported_languages="$unsupported_languages java" | |
752 | ;; | |
753 | esac | |
754 | ||
755 | # Disable Java, libgcj or related libraries for some systems. | |
756 | case "${target}" in | |
f24be480 | 757 | powerpc-*-darwin*) |
758 | ;; | |
759 | i[[3456789]]86-*-darwin*) | |
760 | ;; | |
761 | x86_64-*-darwin[[912]]*) | |
762 | ;; | |
763 | *-*-darwin*) | |
764 | noconfigdirs="$noconfigdirs ${libgcj}" | |
765 | ;; | |
f24be480 | 766 | *-*-netware*) |
767 | noconfigdirs="$noconfigdirs ${libgcj}" | |
768 | ;; | |
769 | *-*-rtems*) | |
770 | noconfigdirs="$noconfigdirs ${libgcj}" | |
771 | ;; | |
772 | *-*-tpf*) | |
773 | noconfigdirs="$noconfigdirs ${libgcj}" | |
774 | ;; | |
775 | *-*-uclinux*) | |
776 | noconfigdirs="$noconfigdirs ${libgcj}" | |
777 | ;; | |
778 | *-*-vxworks*) | |
779 | noconfigdirs="$noconfigdirs ${libgcj}" | |
780 | ;; | |
f24be480 | 781 | alpha*-*-*vms*) |
782 | noconfigdirs="$noconfigdirs ${libgcj}" | |
783 | ;; | |
91b5b6ec | 784 | arm-wince-pe) |
f24be480 | 785 | noconfigdirs="$noconfigdirs ${libgcj}" |
786 | ;; | |
f24be480 | 787 | arm*-*-symbianelf*) |
788 | noconfigdirs="$noconfigdirs ${libgcj}" | |
789 | ;; | |
f24be480 | 790 | bfin-*-*) |
f24be480 | 791 | noconfigdirs="$noconfigdirs target-boehm-gc" |
792 | ;; | |
f24be480 | 793 | cris-*-* | crisv32-*-*) |
794 | unsupported_languages="$unsupported_languages java" | |
795 | case "${target}" in | |
796 | *-*-linux*) | |
797 | ;; | |
798 | *) # See PR46792 regarding target-libffi. | |
799 | noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";; | |
800 | esac | |
801 | ;; | |
f24be480 | 802 | hppa*64*-*-linux*) |
803 | # In this case, it's because the hppa64-linux target is for | |
804 | # the kernel only at this point and has no libc, and thus no | |
805 | # headers, crt*.o, etc., all of which are needed by these. | |
a7e330e9 | 806 | unsupported_languages="$unsupported_languages java" |
f24be480 | 807 | ;; |
a7e330e9 | 808 | hppa*64*-*-hpux*) |
f24be480 | 809 | noconfigdirs="$noconfigdirs ${libgcj}" |
810 | ;; | |
811 | hppa*-hp-hpux11*) | |
812 | ;; | |
a7e330e9 | 813 | hppa*-*-hpux*) |
f24be480 | 814 | # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't |
815 | # build on HP-UX 10.20. | |
816 | noconfigdirs="$noconfigdirs ${libgcj}" | |
817 | ;; | |
f24be480 | 818 | ia64*-*-*vms*) |
819 | noconfigdirs="$noconfigdirs ${libgcj}" | |
820 | ;; | |
f24be480 | 821 | i[[3456789]]86-w64-mingw*) |
822 | noconfigdirs="$noconfigdirs ${libgcj}" | |
823 | ;; | |
824 | i[[3456789]]86-*-mingw*) | |
825 | noconfigdirs="$noconfigdirs ${libgcj}" | |
826 | ;; | |
827 | x86_64-*-mingw*) | |
828 | noconfigdirs="$noconfigdirs ${libgcj}" | |
829 | ;; | |
f24be480 | 830 | mmix-*-*) |
831 | noconfigdirs="$noconfigdirs target-libffi target-boehm-gc" | |
f24be480 | 832 | ;; |
833 | powerpc-*-aix*) | |
834 | # copied from rs6000-*-* entry | |
835 | noconfigdirs="$noconfigdirs ${libgcj}" | |
836 | ;; | |
f24be480 | 837 | rs6000-*-aix*) |
838 | noconfigdirs="$noconfigdirs ${libgcj}" | |
839 | ;; | |
f24be480 | 840 | *-*-lynxos*) |
841 | noconfigdirs="$noconfigdirs ${libgcj}" | |
10e64fba | 842 | ;; |
f24be480 | 843 | esac |
844 | ||
10e64fba | 845 | # Disable the go frontend on systems where it is known to not work. Please keep |
846 | # this in sync with contrib/config-list.mk. | |
56242c27 | 847 | case "${target}" in |
848 | *-*-darwin* | *-*-cygwin* | *-*-mingw* | *-*-aix*) | |
849 | unsupported_languages="$unsupported_languages go" | |
850 | ;; | |
851 | esac | |
852 | ||
a6999726 | 853 | # Disable libgo for some systems where it is known to not work. |
854 | # For testing, you can easily override this with --enable-libgo. | |
855 | if test x$enable_libgo = x; then | |
856 | case "${target}" in | |
857 | *-*-darwin*) | |
858 | # PR 46986 | |
859 | noconfigdirs="$noconfigdirs target-libgo" | |
860 | ;; | |
861 | *-*-cygwin* | *-*-mingw*) | |
862 | noconfigdirs="$noconfigdirs target-libgo" | |
863 | ;; | |
864 | *-*-aix*) | |
865 | noconfigdirs="$noconfigdirs target-libgo" | |
866 | ;; | |
867 | esac | |
868 | fi | |
869 | ||
1c5767f1 | 870 | # Default libgloss CPU subdirectory. |
871 | libgloss_dir="$target_cpu" | |
4ee9c684 | 872 | |
e0942c78 | 873 | case "${target}" in |
874 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) | |
875 | libgloss_dir=wince | |
876 | ;; | |
e26fddfa | 877 | aarch64*-*-* ) |
878 | libgloss_dir=aarch64 | |
879 | ;; | |
e0942c78 | 880 | arm*-*-*) |
881 | libgloss_dir=arm | |
882 | ;; | |
883 | cris-*-* | crisv32-*-*) | |
884 | libgloss_dir=cris | |
885 | ;; | |
886 | hppa*-*-*) | |
887 | libgloss_dir=pa | |
888 | ;; | |
889 | i[[3456789]]86-*-*) | |
890 | libgloss_dir=i386 | |
891 | ;; | |
892 | m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*) | |
893 | libgloss_dir=m68hc11 | |
894 | ;; | |
895 | m68*-*-* | fido-*-*) | |
896 | libgloss_dir=m68k | |
897 | ;; | |
898 | mips*-*-*) | |
899 | libgloss_dir=mips | |
900 | ;; | |
901 | powerpc*-*-*) | |
902 | libgloss_dir=rs6000 | |
903 | ;; | |
904 | sparc*-*-*) | |
905 | libgloss_dir=sparc | |
906 | ;; | |
907 | esac | |
908 | ||
d556f192 | 909 | # Disable newlib and libgloss for various target OSes. |
28e9041c | 910 | case "${target}" in |
d556f192 | 911 | alpha*-dec-osf*) |
912 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
913 | ;; | |
914 | i[[3456789]]86-*-linux*) | |
915 | # This section makes it possible to build newlib natively on linux. | |
916 | # If we are using a cross compiler then don't configure newlib. | |
917 | if test x${is_cross_compiler} != xno ; then | |
918 | noconfigdirs="$noconfigdirs target-newlib" | |
919 | fi | |
920 | noconfigdirs="$noconfigdirs target-libgloss" | |
921 | # If we are not using a cross compiler, do configure newlib. | |
922 | # Note however, that newlib will only be configured in this situation | |
923 | # if the --with-newlib option has been given, because otherwise | |
924 | # 'target-newlib' will appear in skipdirs. | |
925 | ;; | |
926 | i[[3456789]]86-*-rdos*) | |
927 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
928 | ;; | |
929 | sh*-*-pe|mips*-*-pe|arm-wince-pe) | |
930 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
931 | ;; | |
932 | sparc-*-sunos4*) | |
933 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
934 | ;; | |
935 | *-*-aix*) | |
936 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
937 | ;; | |
938 | *-*-beos*) | |
939 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
940 | ;; | |
f6dd84a6 | 941 | *-*-chorusos) |
71559dce | 942 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
f6dd84a6 | 943 | ;; |
d556f192 | 944 | *-*-dragonfly*) |
945 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
946 | ;; | |
947 | *-*-freebsd*) | |
948 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
949 | ;; | |
950 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) | |
951 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
952 | ;; | |
953 | *-*-lynxos*) | |
954 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
955 | ;; | |
956 | *-*-mingw*) | |
957 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
958 | ;; | |
959 | *-*-netbsd*) | |
960 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
961 | ;; | |
962 | *-*-netware*) | |
963 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
964 | ;; | |
965 | *-*-tpf*) | |
966 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
967 | ;; | |
968 | *-*-uclinux*) | |
969 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
970 | ;; | |
971 | *-*-vxworks*) | |
972 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
973 | ;; | |
974 | esac | |
975 | ||
976 | case "${target}" in | |
977 | *-*-chorusos) | |
978 | ;; | |
40c500e1 | 979 | powerpc-*-darwin*) |
dba2c8ea | 980 | noconfigdirs="$noconfigdirs ld gas gdb gprof" |
d28caca4 | 981 | noconfigdirs="$noconfigdirs sim target-rda" |
0894307c | 982 | ;; |
ea864ded | 983 | i[[3456789]]86-*-darwin*) |
984 | noconfigdirs="$noconfigdirs ld gprof" | |
985 | noconfigdirs="$noconfigdirs sim target-rda" | |
986 | ;; | |
987 | x86_64-*-darwin[[912]]*) | |
d9f9f3af | 988 | noconfigdirs="$noconfigdirs ld gas gprof" |
989 | noconfigdirs="$noconfigdirs sim target-rda" | |
990 | ;; | |
fce068fd | 991 | *-*-darwin*) |
992 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
993 | noconfigdirs="$noconfigdirs sim target-rda" | |
fce068fd | 994 | ;; |
e3a1fe08 | 995 | *-*-dragonfly*) |
e3a1fe08 | 996 | ;; |
c01dd063 | 997 | *-*-freebsd*) |
4ee9c684 | 998 | if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \ |
999 | && test -f /usr/local/include/gmp.h; then | |
1000 | with_gmp=/usr/local | |
1001 | fi | |
4ee9c684 | 1002 | ;; |
336577be | 1003 | *-*-kaos*) |
1004 | # Remove unsupported stuff on all kaOS configurations. | |
336577be | 1005 | noconfigdirs="$noconfigdirs target-libgloss" |
1006 | ;; | |
1602f15c | 1007 | *-*-netbsd*) |
1602f15c | 1008 | ;; |
634f7a13 | 1009 | *-*-netware*) |
28e9041c | 1010 | ;; |
952fead6 | 1011 | *-*-rtems*) |
f24be480 | 1012 | noconfigdirs="$noconfigdirs target-libgloss" |
952fead6 | 1013 | ;; |
9f88bc9d | 1014 | # The tpf target doesn't support gdb yet. |
1015 | *-*-tpf*) | |
d556f192 | 1016 | noconfigdirs="$noconfigdirs gdb tcl tk libgui itcl" |
9f88bc9d | 1017 | ;; |
688429c4 | 1018 | *-*-uclinux*) |
d556f192 | 1019 | noconfigdirs="$noconfigdirs target-rda" |
688429c4 | 1020 | ;; |
28e9041c | 1021 | *-*-vxworks*) |
28e9041c | 1022 | ;; |
8c7cf808 | 1023 | alpha*-dec-osf*) |
ebd9f514 | 1024 | # ld works, but does not support shared libraries. |
28e9041c | 1025 | # gas doesn't generate exception information. |
d556f192 | 1026 | noconfigdirs="$noconfigdirs gas ld" |
28e9041c | 1027 | ;; |
1028 | alpha*-*-*vms*) | |
f24be480 | 1029 | noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss" |
28e9041c | 1030 | ;; |
1031 | alpha*-*-*) | |
1032 | # newlib is not 64 bit ready | |
f24be480 | 1033 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
28e9041c | 1034 | ;; |
8027f1d6 | 1035 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) |
f843f075 | 1036 | noconfigdirs="$noconfigdirs tcl tk itcl libgui sim" |
8027f1d6 | 1037 | ;; |
3c867e46 | 1038 | arc-*-*|arceb-*-*) |
17b3d2a8 | 1039 | noconfigdirs="$noconfigdirs target-libgloss" |
151ad919 | 1040 | ;; |
28e9041c | 1041 | arm-*-pe*) |
f24be480 | 1042 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1043 | ;; |
ed37269d | 1044 | arm-*-riscix*) |
71559dce | 1045 | noconfigdirs="$noconfigdirs ld target-libgloss" |
ed37269d | 1046 | ;; |
fd28e216 | 1047 | avr-*-rtems*) |
1048 | ;; | |
1049 | avr-*-*) | |
1050 | if test x${with_avrlibc} != xno; then | |
1051 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
1052 | fi | |
1053 | ;; | |
6c5e2f80 | 1054 | c4x-*-* | tic4x-*-*) |
71559dce | 1055 | noconfigdirs="$noconfigdirs target-libgloss" |
df2ff48f | 1056 | ;; |
71559dce | 1057 | tic54x-*-*) |
1058 | noconfigdirs="$noconfigdirs target-libgloss gdb" | |
df2ff48f | 1059 | ;; |
28e9041c | 1060 | d10v-*-*) |
71559dce | 1061 | noconfigdirs="$noconfigdirs target-libgloss" |
151ad919 | 1062 | ;; |
1063 | d30v-*-*) | |
71559dce | 1064 | noconfigdirs="$noconfigdirs gdb" |
28e9041c | 1065 | ;; |
f9254114 | 1066 | fr30-*-elf*) |
f24be480 | 1067 | noconfigdirs="$noconfigdirs gdb" |
f9254114 | 1068 | ;; |
ca2751b6 | 1069 | moxie-*-*) |
ca2751b6 | 1070 | noconfigdirs="$noconfigdirs gprof" |
1071 | ;; | |
df2ff48f | 1072 | h8300*-*-*) |
f24be480 | 1073 | noconfigdirs="$noconfigdirs target-libgloss" |
df2ff48f | 1074 | ;; |
28e9041c | 1075 | h8500-*-*) |
71559dce | 1076 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1077 | ;; |
6675f2d9 | 1078 | hppa1.1-*-osf* | hppa1.1-*-bsd* ) |
6675f2d9 | 1079 | ;; |
6bd59761 | 1080 | hppa*64*-*-linux*) |
954078d1 | 1081 | ;; |
99684e84 | 1082 | hppa*-*-linux*) |
08261f02 | 1083 | ;; |
28e9041c | 1084 | hppa*-*-*elf* | \ |
1ef89cd1 | 1085 | hppa*-*-lites* | \ |
dc0ea924 | 1086 | hppa*-*-openbsd* | \ |
1ef89cd1 | 1087 | hppa*64*-*-*) |
28e9041c | 1088 | ;; |
75d59721 | 1089 | hppa*-hp-hpux11*) |
6c9785b4 | 1090 | noconfigdirs="$noconfigdirs ld" |
75d59721 | 1091 | ;; |
1c5767f1 | 1092 | hppa*-*-pro*) |
1c5767f1 | 1093 | ;; |
28e9041c | 1094 | hppa*-*-*) |
f24be480 | 1095 | noconfigdirs="$noconfigdirs ld" |
151ad919 | 1096 | ;; |
4a9237fb | 1097 | i960-*-*) |
71559dce | 1098 | noconfigdirs="$noconfigdirs gdb" |
4a9237fb | 1099 | ;; |
151ad919 | 1100 | ia64*-*-elf*) |
1101 | # No gdb support yet. | |
6c9785b4 | 1102 | noconfigdirs="$noconfigdirs readline libgui itcl gdb" |
151ad919 | 1103 | ;; |
df2ff48f | 1104 | ia64*-**-hpux*) |
1aca86a6 | 1105 | # No ld support yet. |
f24be480 | 1106 | noconfigdirs="$noconfigdirs libgui itcl ld" |
df2ff48f | 1107 | ;; |
8408ca00 | 1108 | ia64*-*-*vms*) |
3211401d | 1109 | # No ld support yet. |
1110 | noconfigdirs="$noconfigdirs libgui itcl ld" | |
8408ca00 | 1111 | ;; |
ec2eb8fb | 1112 | i[[3456789]]86-w64-mingw*) |
ec2eb8fb | 1113 | ;; |
1114 | i[[3456789]]86-*-mingw*) | |
d6d689df | 1115 | target_configdirs="$target_configdirs target-winsup" |
fe284774 | 1116 | ;; |
151ad919 | 1117 | *-*-cygwin*) |
1118 | target_configdirs="$target_configdirs target-libtermcap target-winsup" | |
6c9785b4 | 1119 | noconfigdirs="$noconfigdirs target-libgloss" |
2c10944d | 1120 | # always build newlib if winsup directory is present. |
d6d689df | 1121 | if test -d "$srcdir/winsup/cygwin"; then |
2c10944d | 1122 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` |
3fba36a4 | 1123 | elif test -d "$srcdir/newlib"; then |
d6d689df | 1124 | echo "Warning: winsup/cygwin is missing so newlib can't be built." |
2c10944d | 1125 | fi |
fe284774 | 1126 | ;; |
f74ea578 | 1127 | i[[3456789]]86-*-pe) |
17b3d2a8 | 1128 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1129 | ;; |
f74ea578 | 1130 | i[[3456789]]86-*-sco3.2v5*) |
28e9041c | 1131 | # The linker does not yet know about weak symbols in COFF, |
1132 | # and is not configured to handle mixed ELF and COFF. | |
71559dce | 1133 | noconfigdirs="$noconfigdirs ld target-libgloss" |
28e9041c | 1134 | ;; |
f74ea578 | 1135 | i[[3456789]]86-*-sco*) |
71559dce | 1136 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
28e9041c | 1137 | ;; |
14f27bc6 | 1138 | i[[3456789]]86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*) |
ef1760c1 | 1139 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1140 | ;; |
f74ea578 | 1141 | i[[3456789]]86-*-sysv4*) |
71559dce | 1142 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1143 | ;; |
f74ea578 | 1144 | i[[3456789]]86-*-beos*) |
d556f192 | 1145 | noconfigdirs="$noconfigdirs gdb" |
602d002b | 1146 | ;; |
ab0da556 | 1147 | i[[3456789]]86-*-rdos*) |
d556f192 | 1148 | noconfigdirs="$noconfigdirs gdb" |
1c5767f1 | 1149 | ;; |
38135c1e | 1150 | mmix-*-*) |
f24be480 | 1151 | noconfigdirs="$noconfigdirs gdb" |
38135c1e | 1152 | ;; |
957985d9 | 1153 | mt-*-*) |
f6fa11cb | 1154 | noconfigdirs="$noconfigdirs sim" |
1155 | ;; | |
28e9041c | 1156 | powerpc-*-aix*) |
1157 | # copied from rs6000-*-* entry | |
d556f192 | 1158 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1159 | ;; |
6bd59761 | 1160 | powerpc*-*-winnt* | powerpc*-*-pe*) |
28e9041c | 1161 | target_configdirs="$target_configdirs target-winsup" |
71559dce | 1162 | noconfigdirs="$noconfigdirs gdb tcl tk target-libgloss itcl" |
28e9041c | 1163 | # always build newlib. |
1164 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` | |
1165 | ;; | |
1166 | # This is temporary until we can link against shared libraries | |
1167 | powerpcle-*-solaris*) | |
71559dce | 1168 | noconfigdirs="$noconfigdirs gdb sim tcl tk itcl" |
28e9041c | 1169 | ;; |
1532359f | 1170 | powerpc-*-beos*) |
d556f192 | 1171 | noconfigdirs="$noconfigdirs gdb" |
151ad919 | 1172 | ;; |
28e9041c | 1173 | rs6000-*-lynxos*) |
d556f192 | 1174 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1175 | ;; |
1176 | rs6000-*-aix*) | |
d556f192 | 1177 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1178 | ;; |
1179 | rs6000-*-*) | |
f24be480 | 1180 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1181 | ;; |
1182 | m68k-apollo-*) | |
71559dce | 1183 | noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss" |
28e9041c | 1184 | ;; |
ba2b484f | 1185 | microblaze*) |
f24be480 | 1186 | noconfigdirs="$noconfigdirs gprof" |
ba2b484f | 1187 | ;; |
62f0972f | 1188 | mips*-sde-elf* | mips*-mti-elf*) |
68c9bc25 | 1189 | if test x$with_newlib = xyes; then |
1190 | noconfigdirs="$noconfigdirs gprof" | |
1191 | fi | |
68c9bc25 | 1192 | ;; |
28e9041c | 1193 | mips*-*-irix5*) |
71559dce | 1194 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
28e9041c | 1195 | ;; |
1196 | mips*-*-irix6*) | |
f24be480 | 1197 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
28e9041c | 1198 | ;; |
28e9041c | 1199 | mips*-*-bsd*) |
d6449910 | 1200 | noconfigdirs="$noconfigdirs ld gas gprof target-libgloss" |
28e9041c | 1201 | ;; |
857f2cca | 1202 | mips*-*-linux*) |
857f2cca | 1203 | ;; |
d6449910 | 1204 | mips*-*-ultrix* | mips*-*-osf* | mips*-*-ecoff* | mips*-*-pe* \ |
1205 | | mips*-*-irix* | mips*-*-lnews* | mips*-*-riscos*) | |
1206 | noconfigdirs="$noconfigdirs ld gas gprof" | |
1207 | ;; | |
28e9041c | 1208 | mips*-*-*) |
f24be480 | 1209 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1210 | ;; |
8ce80784 | 1211 | nvptx*-*-*) |
1212 | # nvptx is just a compiler | |
1213 | noconfigdirs="$noconfigdirs target-libssp target-libstdc++-v3 target-libobjc" | |
1214 | ;; | |
33974778 | 1215 | sh-*-* | sh64-*-*) |
39f6b116 | 1216 | case "${target}" in |
1217 | sh*-*-elf) | |
f24be480 | 1218 | ;; |
39f6b116 | 1219 | *) |
f24be480 | 1220 | noconfigdirs="$noconfigdirs target-libgloss" ;; |
39f6b116 | 1221 | esac |
28e9041c | 1222 | ;; |
1223 | sparc-*-sunos4*) | |
d556f192 | 1224 | if test x${is_cross_compiler} = xno ; then |
28e9041c | 1225 | use_gnu_ld=no |
1226 | fi | |
1227 | ;; | |
fa0a53e3 | 1228 | tic6x-*-*) |
ccdfa490 | 1229 | noconfigdirs="$noconfigdirs sim" |
fa0a53e3 | 1230 | ;; |
2da35515 | 1231 | tilepro*-*-* | tilegx*-*-*) |
e5fa74b2 | 1232 | noconfigdirs="$noconfigdirs sim" |
1233 | ;; | |
28e9041c | 1234 | v810-*-*) |
71559dce | 1235 | noconfigdirs="$noconfigdirs bfd binutils gas gdb ld opcodes target-libgloss" |
28e9041c | 1236 | ;; |
1237 | vax-*-*) | |
f24be480 | 1238 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
28e9041c | 1239 | ;; |
28e9041c | 1240 | esac |
1241 | ||
28e9041c | 1242 | # If we aren't building newlib, then don't build libgloss, since libgloss |
1243 | # depends upon some newlib header files. | |
1244 | case "${noconfigdirs}" in | |
1245 | *target-libgloss*) ;; | |
1246 | *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;; | |
13b1b53a | 1247 | esac |
28e9041c | 1248 | |
13b1b53a | 1249 | # Work in distributions that contain no compiler tools, like Autoconf. |
71ab34df | 1250 | host_makefile_frag=/dev/null |
13b1b53a | 1251 | if test -d ${srcdir}/config ; then |
1252 | case "${host}" in | |
f74ea578 | 1253 | i[[3456789]]86-*-msdosdjgpp*) |
13b1b53a | 1254 | host_makefile_frag="config/mh-djgpp" |
1255 | ;; | |
1256 | *-cygwin*) | |
45043b2b | 1257 | ACX_CHECK_CYGWIN_CAT_WORKS |
13b1b53a | 1258 | host_makefile_frag="config/mh-cygwin" |
1259 | ;; | |
5a92bcc2 | 1260 | *-mingw*) |
70d8e49e | 1261 | host_makefile_frag="config/mh-mingw" |
06dd9e69 | 1262 | ;; |
385527e9 | 1263 | alpha*-*-linux*) |
1264 | host_makefile_frag="config/mh-alpha-linux" | |
1265 | ;; | |
3bed0958 | 1266 | hppa*-hp-hpux10*) |
3bed0958 | 1267 | host_makefile_frag="config/mh-pa-hpux10" |
13b1b53a | 1268 | ;; |
b2240ff6 | 1269 | hppa*-hp-hpux*) |
3bed0958 | 1270 | host_makefile_frag="config/mh-pa" |
1271 | ;; | |
1272 | hppa*-*) | |
1273 | host_makefile_frag="config/mh-pa" | |
1274 | ;; | |
16463c8d | 1275 | *-*-darwin*) |
1276 | host_makefile_frag="config/mh-darwin" | |
0222d984 | 1277 | ;; |
9d44a802 | 1278 | powerpc-*-aix*) |
1279 | host_makefile_frag="config/mh-ppc-aix" | |
1280 | ;; | |
1281 | rs6000-*-aix*) | |
1282 | host_makefile_frag="config/mh-ppc-aix" | |
1283 | ;; | |
13b1b53a | 1284 | esac |
1285 | fi | |
1286 | ||
c24c5e46 | 1287 | if test "${build}" != "${host}" ; then |
93c5e793 | 1288 | AR_FOR_BUILD=${AR_FOR_BUILD-ar} |
1289 | AS_FOR_BUILD=${AS_FOR_BUILD-as} | |
c24c5e46 | 1290 | CC_FOR_BUILD=${CC_FOR_BUILD-gcc} |
93c5e793 | 1291 | CXX_FOR_BUILD=${CXX_FOR_BUILD-g++} |
1292 | GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj} | |
1293 | GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran} | |
5ff5b630 | 1294 | GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo} |
93c5e793 | 1295 | DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool} |
1296 | LD_FOR_BUILD=${LD_FOR_BUILD-ld} | |
1297 | NM_FOR_BUILD=${NM_FOR_BUILD-nm} | |
1298 | RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib} | |
1299 | WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres} | |
1300 | WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc} | |
c24c5e46 | 1301 | else |
93c5e793 | 1302 | AR_FOR_BUILD="\$(AR)" |
1303 | AS_FOR_BUILD="\$(AS)" | |
c24c5e46 | 1304 | CC_FOR_BUILD="\$(CC)" |
93c5e793 | 1305 | CXX_FOR_BUILD="\$(CXX)" |
1306 | GCJ_FOR_BUILD="\$(GCJ)" | |
1307 | GFORTRAN_FOR_BUILD="\$(GFORTRAN)" | |
5ff5b630 | 1308 | GOC_FOR_BUILD="\$(GOC)" |
93c5e793 | 1309 | DLLTOOL_FOR_BUILD="\$(DLLTOOL)" |
1310 | LD_FOR_BUILD="\$(LD)" | |
1311 | NM_FOR_BUILD="\$(NM)" | |
1312 | RANLIB_FOR_BUILD="\$(RANLIB)" | |
1313 | WINDRES_FOR_BUILD="\$(WINDRES)" | |
1314 | WINDMC_FOR_BUILD="\$(WINDMC)" | |
eae5b2bc | 1315 | fi |
c24c5e46 | 1316 | |
eae5b2bc | 1317 | AC_PROG_CC |
1318 | AC_PROG_CXX | |
1319 | ||
1320 | # We must set the default linker to the linker used by gcc for the correct | |
1321 | # operation of libtool. If LD is not defined and we are using gcc, try to | |
1322 | # set the LD default to the ld used by gcc. | |
1323 | if test -z "$LD"; then | |
1324 | if test "$GCC" = yes; then | |
1325 | case $build in | |
1326 | *-*-mingw*) | |
1327 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;; | |
1328 | *) | |
1329 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;; | |
1330 | esac | |
1331 | case $gcc_prog_ld in | |
1332 | # Accept absolute paths. | |
1333 | [[\\/]* | [A-Za-z]:[\\/]*)] | |
1334 | LD="$gcc_prog_ld" ;; | |
1335 | esac | |
1336 | fi | |
c24c5e46 | 1337 | fi |
1338 | ||
13687c85 | 1339 | # Check whether -static-libstdc++ -static-libgcc is supported. |
1340 | have_static_libs=no | |
1341 | if test "$GCC" = yes; then | |
1342 | saved_LDFLAGS="$LDFLAGS" | |
1343 | ||
1344 | LDFLAGS="$LDFLAGS -static-libstdc++ -static-libgcc" | |
1345 | AC_MSG_CHECKING([whether g++ accepts -static-libstdc++ -static-libgcc]) | |
1346 | AC_LANG_PUSH(C++) | |
74f1ea54 | 1347 | AC_LINK_IFELSE([ |
1348 | #if (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 5) | |
1349 | #error -static-libstdc++ not implemented | |
1350 | #endif | |
1351 | int main() {}], | |
13687c85 | 1352 | [AC_MSG_RESULT([yes]); have_static_libs=yes], |
1353 | [AC_MSG_RESULT([no])]) | |
1354 | AC_LANG_POP(C++) | |
1355 | ||
1356 | LDFLAGS="$saved_LDFLAGS" | |
1357 | fi | |
1358 | ||
c24c5e46 | 1359 | ACX_PROG_GNAT |
7bcc3b4a | 1360 | ACX_PROG_CMP_IGNORE_INITIAL |
c24c5e46 | 1361 | |
6c59dfa4 | 1362 | AC_ARG_ENABLE([bootstrap], |
1363 | [AS_HELP_STRING([--enable-bootstrap], | |
1364 | [enable bootstrapping @<:@yes if native build@:>@])],, | |
1365 | enable_bootstrap=default) | |
1366 | ||
1367 | # Issue errors and warnings for invalid/strange bootstrap combinations. | |
d7c9b4c1 | 1368 | if test -r $srcdir/gcc/configure; then |
1369 | have_compiler=yes | |
1370 | else | |
1371 | have_compiler=no | |
1372 | fi | |
6c59dfa4 | 1373 | |
1374 | case "$have_compiler:$host:$target:$enable_bootstrap" in | |
1375 | *:*:*:no) ;; | |
1376 | ||
1377 | # Default behavior. Enable bootstrap if we have a compiler | |
1378 | # and we are in a native configuration. | |
1379 | yes:$build:$build:default) | |
1380 | enable_bootstrap=yes ;; | |
1381 | ||
1382 | *:*:*:default) | |
1383 | enable_bootstrap=no ;; | |
1384 | ||
1385 | # We have a compiler and we are in a native configuration, bootstrap is ok | |
1386 | yes:$build:$build:yes) | |
1387 | ;; | |
1388 | ||
1389 | # Other configurations, but we have a compiler. Assume the user knows | |
1390 | # what he's doing. | |
1391 | yes:*:*:yes) | |
1392 | AC_MSG_WARN([trying to bootstrap a cross compiler]) | |
1393 | ;; | |
1394 | ||
1395 | # No compiler: if they passed --enable-bootstrap explicitly, fail | |
1396 | no:*:*:yes) | |
1397 | AC_MSG_ERROR([cannot bootstrap without a compiler]) ;; | |
1398 | ||
1399 | # Fail if wrong command line | |
1400 | *) | |
1401 | AC_MSG_ERROR([invalid option for --enable-bootstrap]) | |
1402 | ;; | |
1403 | esac | |
1404 | ||
c3fc6a63 | 1405 | # Used for setting $lt_cv_objdir |
1406 | _LT_CHECK_OBJDIR | |
1407 | ||
7601a55c | 1408 | # Check for GMP, MPFR and MPC |
16de6a81 | 1409 | gmplibs="-lmpc -lmpfr -lgmp" |
4ee9c684 | 1410 | gmpinc= |
d45318b3 | 1411 | have_gmp=no |
7601a55c | 1412 | |
1413 | # Specify a location for mpc | |
1414 | # check for this first so it ends up on the link line before mpfr. | |
8747a938 | 1415 | AC_ARG_WITH(mpc, |
1416 | [AS_HELP_STRING([--with-mpc=PATH], | |
1417 | [specify prefix directory for installed MPC package. | |
1418 | Equivalent to --with-mpc-include=PATH/include | |
1419 | plus --with-mpc-lib=PATH/lib])]) | |
1420 | AC_ARG_WITH(mpc-include, | |
1421 | [AS_HELP_STRING([--with-mpc-include=PATH], | |
1422 | [specify directory for installed MPC include files])]) | |
1423 | AC_ARG_WITH(mpc-lib, | |
1424 | [AS_HELP_STRING([--with-mpc-lib=PATH], | |
1425 | [specify directory for the installed MPC library])]) | |
7601a55c | 1426 | |
1427 | if test "x$with_mpc" != x; then | |
16de6a81 | 1428 | gmplibs="-L$with_mpc/lib $gmplibs" |
1429 | gmpinc="-I$with_mpc/include $gmpinc" | |
7601a55c | 1430 | fi |
1431 | if test "x$with_mpc_include" != x; then | |
16de6a81 | 1432 | gmpinc="-I$with_mpc_include $gmpinc" |
7601a55c | 1433 | fi |
1434 | if test "x$with_mpc_lib" != x; then | |
16de6a81 | 1435 | gmplibs="-L$with_mpc_lib $gmplibs" |
7601a55c | 1436 | fi |
1437 | if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then | |
c3fc6a63 | 1438 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs" |
16de6a81 | 1439 | gmpinc='-I$$s/mpc/src '"$gmpinc" |
7601a55c | 1440 | # Do not test the mpc version. Assume that it is sufficient, since |
1441 | # it is in the source tree, and the library has not been built yet | |
1442 | # but it would be included on the link line in the version check below | |
1443 | # hence making the test fail. | |
16de6a81 | 1444 | have_gmp=yes |
7601a55c | 1445 | fi |
d45318b3 | 1446 | |
5ca838b8 | 1447 | # Specify a location for mpfr |
1448 | # check for this first so it ends up on the link line before gmp. | |
8747a938 | 1449 | AC_ARG_WITH(mpfr-dir, |
1450 | [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])], | |
1451 | [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed. | |
1452 | Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])]) | |
1453 | ||
1454 | AC_ARG_WITH(mpfr, | |
1455 | [AS_HELP_STRING([--with-mpfr=PATH], | |
1456 | [specify prefix directory for installed MPFR package. | |
1457 | Equivalent to --with-mpfr-include=PATH/include | |
1458 | plus --with-mpfr-lib=PATH/lib])]) | |
1459 | AC_ARG_WITH(mpfr-include, | |
1460 | [AS_HELP_STRING([--with-mpfr-include=PATH], | |
1461 | [specify directory for installed MPFR include files])]) | |
1462 | AC_ARG_WITH(mpfr-lib, | |
1463 | [AS_HELP_STRING([--with-mpfr-lib=PATH], | |
1464 | [specify directory for the installed MPFR library])]) | |
5ca838b8 | 1465 | |
1466 | if test "x$with_mpfr" != x; then | |
1467 | gmplibs="-L$with_mpfr/lib $gmplibs" | |
16de6a81 | 1468 | gmpinc="-I$with_mpfr/include $gmpinc" |
5ca838b8 | 1469 | fi |
a5144c1d | 1470 | if test "x$with_mpfr_include" != x; then |
16de6a81 | 1471 | gmpinc="-I$with_mpfr_include $gmpinc" |
a5144c1d | 1472 | fi |
1473 | if test "x$with_mpfr_lib" != x; then | |
1474 | gmplibs="-L$with_mpfr_lib $gmplibs" | |
1475 | fi | |
d45318b3 | 1476 | if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then |
37ca4325 | 1477 | # MPFR v3.1.0 moved the sources into a src sub-directory. |
1478 | if test -d ${srcdir}/mpfr/src; then | |
1479 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir $gmplibs" | |
1480 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr/src -I$$s/mpfr/src '"$gmpinc" | |
1481 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr/src --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir" | |
1482 | else | |
1483 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs" | |
1484 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc" | |
1485 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir" | |
1486 | fi | |
d45318b3 | 1487 | # Do not test the mpfr version. Assume that it is sufficient, since |
1488 | # it is in the source tree, and the library has not been built yet | |
1489 | # but it would be included on the link line in the version check below | |
1490 | # hence making the test fail. | |
1491 | have_gmp=yes | |
1492 | fi | |
5ca838b8 | 1493 | |
4ee9c684 | 1494 | # Specify a location for gmp |
8747a938 | 1495 | AC_ARG_WITH(gmp-dir, |
1496 | [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])], | |
1497 | [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed. | |
1498 | Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])]) | |
1499 | ||
1500 | AC_ARG_WITH(gmp, | |
1501 | [AS_HELP_STRING([--with-gmp=PATH], | |
1502 | [specify prefix directory for the installed GMP package. | |
1503 | Equivalent to --with-gmp-include=PATH/include | |
1504 | plus --with-gmp-lib=PATH/lib])]) | |
1505 | AC_ARG_WITH(gmp-include, | |
1506 | [AS_HELP_STRING([--with-gmp-include=PATH], | |
1507 | [specify directory for installed GMP include files])]) | |
1508 | AC_ARG_WITH(gmp-lib, | |
1509 | [AS_HELP_STRING([--with-gmp-lib=PATH], | |
1510 | [specify directory for the installed GMP library])]) | |
4ee9c684 | 1511 | |
4ee9c684 | 1512 | |
5ca838b8 | 1513 | if test "x$with_gmp" != x; then |
1514 | gmplibs="-L$with_gmp/lib $gmplibs" | |
1515 | gmpinc="-I$with_gmp/include $gmpinc" | |
4ee9c684 | 1516 | fi |
a5144c1d | 1517 | if test "x$with_gmp_include" != x; then |
1518 | gmpinc="-I$with_gmp_include $gmpinc" | |
1519 | fi | |
1520 | if test "x$with_gmp_lib" != x; then | |
1521 | gmplibs="-L$with_gmp_lib $gmplibs" | |
1522 | fi | |
d45318b3 | 1523 | if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then |
c3fc6a63 | 1524 | gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs" |
d45318b3 | 1525 | gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc" |
b9a8e4c4 | 1526 | extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" |
c3fc6a63 | 1527 | extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" |
e4128452 | 1528 | extra_isl_gmp_configure_flags='--with-gmp-builddir=$$r/$(HOST_SUBDIR)/gmp' |
d45318b3 | 1529 | # Do not test the gmp version. Assume that it is sufficient, since |
1530 | # it is in the source tree, and the library has not been built yet | |
1531 | # but it would be included on the link line in the version check below | |
1532 | # hence making the test fail. | |
1533 | have_gmp=yes | |
1534 | fi | |
4ee9c684 | 1535 | |
16c9b2e3 | 1536 | if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then |
d45318b3 | 1537 | have_gmp=yes |
1538 | saved_CFLAGS="$CFLAGS" | |
1539 | CFLAGS="$CFLAGS $gmpinc" | |
17b6993a | 1540 | # Check for the recommended and required versions of GMP. |
1541 | AC_MSG_CHECKING([for the correct version of gmp.h]) | |
d45318b3 | 1542 | AC_TRY_COMPILE([#include "gmp.h"],[ |
17b6993a | 1543 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) |
1544 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
f819bb73 | 1545 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,3) |
112f3d57 | 1546 | choke me |
d45318b3 | 1547 | #endif |
4fd35f21 | 1548 | ], [AC_TRY_COMPILE([#include <gmp.h>],[ |
17b6993a | 1549 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) |
1550 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
1551 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2) | |
1552 | choke me | |
1553 | #endif | |
4fd35f21 | 1554 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
17b6993a | 1555 | [AC_MSG_RESULT([no]); have_gmp=no]) |
d45318b3 | 1556 | |
7601a55c | 1557 | # If we have GMP, check the MPFR version. |
d45318b3 | 1558 | if test x"$have_gmp" = xyes; then |
17b6993a | 1559 | # Check for the recommended and required versions of MPFR. |
1560 | AC_MSG_CHECKING([for the correct version of mpfr.h]) | |
7601a55c | 1561 | AC_TRY_COMPILE([#include <gmp.h> |
d45318b3 | 1562 | #include <mpfr.h>],[ |
cb1d9044 | 1563 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,0) |
d45318b3 | 1564 | choke me |
1565 | #endif | |
4fd35f21 | 1566 | ], [AC_TRY_COMPILE([#include <gmp.h> |
7601a55c | 1567 | #include <mpfr.h>],[ |
17b6993a | 1568 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2) |
7601a55c | 1569 | choke me |
1570 | #endif | |
4fd35f21 | 1571 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
7601a55c | 1572 | [AC_MSG_RESULT([no]); have_gmp=no]) |
1573 | fi | |
1574 | ||
1575 | # Check for the MPC header version. | |
16de6a81 | 1576 | if test x"$have_gmp" = xyes ; then |
17b6993a | 1577 | # Check for the recommended and required versions of MPC. |
7601a55c | 1578 | AC_MSG_CHECKING([for the correct version of mpc.h]) |
1579 | AC_TRY_COMPILE([#include <mpc.h>],[ | |
17b6993a | 1580 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,0) |
7601a55c | 1581 | choke me |
1582 | #endif | |
4fd35f21 | 1583 | ], [AC_TRY_COMPILE([#include <mpc.h>],[ |
17b6993a | 1584 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,1) |
1585 | choke me | |
1586 | #endif | |
4fd35f21 | 1587 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
17b6993a | 1588 | [AC_MSG_RESULT([no]); have_gmp=no]) |
7601a55c | 1589 | fi |
1590 | ||
1591 | # Now check the MPFR library. | |
1592 | if test x"$have_gmp" = xyes; then | |
1593 | saved_LIBS="$LIBS" | |
1594 | LIBS="$LIBS $gmplibs" | |
16de6a81 | 1595 | AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries]) |
1596 | AC_TRY_LINK([#include <mpc.h>],[ | |
78a477ad | 1597 | mpfr_t n; |
1598 | mpfr_t x; | |
16de6a81 | 1599 | mpc_t c; |
d45318b3 | 1600 | int t; |
78a477ad | 1601 | mpfr_init (n); |
1602 | mpfr_init (x); | |
d45318b3 | 1603 | mpfr_atan2 (n, n, x, GMP_RNDN); |
1604 | mpfr_erfc (n, x, GMP_RNDN); | |
1605 | mpfr_subnormalize (x, t, GMP_RNDN); | |
16de6a81 | 1606 | mpfr_clear(n); |
1607 | mpfr_clear(x); | |
1608 | mpc_init2 (c, 53); | |
1609 | mpc_set_ui_ui (c, 1, 1, MPC_RNDNN); | |
1610 | mpc_cosh (c, c, MPC_RNDNN); | |
1611 | mpc_pow (c, c, c, MPC_RNDNN); | |
1612 | mpc_acosh (c, c, MPC_RNDNN); | |
1613 | mpc_clear (c); | |
7601a55c | 1614 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no]) |
1615 | LIBS="$saved_LIBS" | |
d45318b3 | 1616 | fi |
7601a55c | 1617 | |
d45318b3 | 1618 | CFLAGS="$saved_CFLAGS" |
4ee9c684 | 1619 | |
17b6993a | 1620 | # The library versions listed in the error message below should match |
1621 | # the HARD-minimums enforced above. | |
d45318b3 | 1622 | if test x$have_gmp != xyes; then |
cb1d9044 | 1623 | AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.4.0+ and MPC 0.8.0+. |
16de6a81 | 1624 | Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify |
1625 | their locations. Source code for these libraries can be found at | |
1626 | their respective hosting sites as well as at | |
1627 | ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also | |
1628 | http://gcc.gnu.org/install/prerequisites.html for additional info. If | |
1629 | you obtained GMP, MPFR and/or MPC from a vendor distribution package, | |
1630 | make sure that you have installed both the libraries and the header | |
1631 | files. They may be located in separate packages.]) | |
d45318b3 | 1632 | fi |
6a086156 | 1633 | fi |
1634 | ||
7601a55c | 1635 | # Flags needed for both GMP, MPFR and/or MPC. |
4ee9c684 | 1636 | AC_SUBST(gmplibs) |
1637 | AC_SUBST(gmpinc) | |
bff7ea4a | 1638 | AC_SUBST(extra_mpfr_configure_flags) |
7601a55c | 1639 | AC_SUBST(extra_mpc_gmp_configure_flags) |
1640 | AC_SUBST(extra_mpc_mpfr_configure_flags) | |
e4128452 | 1641 | AC_SUBST(extra_isl_gmp_configure_flags) |
4ee9c684 | 1642 | |
5bc96548 | 1643 | # Allow host libstdc++ to be specified for static linking with PPL. |
8747a938 | 1644 | AC_ARG_WITH(host-libstdcxx, |
1645 | [AS_HELP_STRING([--with-host-libstdcxx=L], | |
1646 | [use linker arguments L to link with libstdc++ | |
1647 | when linking with PPL])]) | |
5bc96548 | 1648 | |
1649 | case $with_host_libstdcxx in | |
1650 | no|yes) | |
1651 | AC_MSG_ERROR([-with-host-libstdcxx needs an argument]) | |
1652 | ;; | |
1653 | esac | |
255b6be7 | 1654 | |
7ab76cec | 1655 | # Libraries to use for stage1 or when not bootstrapping. |
1656 | AC_ARG_WITH(stage1-libs, | |
8747a938 | 1657 | [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])], |
7ab76cec | 1658 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1659 | stage1_libs= | |
1660 | else | |
1661 | stage1_libs=$withval | |
1662 | fi], | |
1663 | [stage1_libs=$with_host_libstdcxx]) | |
1664 | AC_SUBST(stage1_libs) | |
1665 | ||
13687c85 | 1666 | # Linker flags to use for stage1 or when not bootstrapping. |
1667 | AC_ARG_WITH(stage1-ldflags, | |
1668 | [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])], | |
1669 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1670 | stage1_ldflags= | |
1671 | else | |
1672 | stage1_ldflags=$withval | |
1673 | fi], | |
1674 | [stage1_ldflags= | |
1675 | # In stage 1, default to linking libstdc++ and libgcc statically with GCC | |
1676 | # if supported. But if the user explicitly specified the libraries to use, | |
1677 | # trust that they are doing what they want. | |
1678 | if test "$stage1_libs" = "" -a "$have_static_libs" = yes; then | |
1679 | stage1_ldflags="-static-libstdc++ -static-libgcc" | |
1680 | fi]) | |
1681 | AC_SUBST(stage1_ldflags) | |
1682 | ||
7ab76cec | 1683 | # Libraries to use for stage2 and later builds. This defaults to the |
1684 | # argument passed to --with-host-libstdcxx. | |
1685 | AC_ARG_WITH(boot-libs, | |
8747a938 | 1686 | [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])], |
7ab76cec | 1687 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1688 | poststage1_libs= | |
1689 | else | |
5110389d | 1690 | poststage1_libs=$withval |
7ab76cec | 1691 | fi], |
1692 | [poststage1_libs=$with_host_libstdcxx]) | |
1693 | AC_SUBST(poststage1_libs) | |
1694 | ||
d6dfe18a | 1695 | # Linker flags to use for stage2 and later builds. |
1696 | AC_ARG_WITH(boot-ldflags, | |
8747a938 | 1697 | [AS_HELP_STRING([--with-boot-ldflags=FLAGS], |
1698 | [linker flags for stage2 and later])], | |
d6dfe18a | 1699 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1700 | poststage1_ldflags= | |
1701 | else | |
1702 | poststage1_ldflags=$withval | |
1703 | fi], | |
1704 | [poststage1_ldflags= | |
7deb2d70 | 1705 | # In stages 2 and 3, default to linking libstdc++ and libgcc |
1706 | # statically. But if the user explicitly specified the libraries to | |
1707 | # use, trust that they are doing what they want. | |
1708 | if test "$poststage1_libs" = ""; then | |
d6dfe18a | 1709 | poststage1_ldflags="-static-libstdc++ -static-libgcc" |
1710 | fi]) | |
1711 | AC_SUBST(poststage1_ldflags) | |
1712 | ||
572cf1f7 | 1713 | # GCC GRAPHITE dependency ISL. |
1714 | # Basic setup is inlined here, actual checks are in config/isl.m4 | |
83d54ac4 | 1715 | |
83d54ac4 | 1716 | AC_ARG_WITH(isl, |
1717 | [AS_HELP_STRING( | |
1718 | [--with-isl=PATH], | |
1719 | [Specify prefix directory for the installed ISL package. | |
1720 | Equivalent to --with-isl-include=PATH/include | |
1721 | plus --with-isl-lib=PATH/lib])]) | |
1722 | ||
429cca51 | 1723 | # Treat --without-isl as a request to disable |
83d54ac4 | 1724 | # GRAPHITE support and skip all following checks. |
429cca51 | 1725 | if test "x$with_isl" != "xno"; then |
83d54ac4 | 1726 | # Check for ISL |
1727 | dnl Provide configure switches and initialize islinc & isllibs | |
1728 | dnl with user input. | |
1729 | ISL_INIT_FLAGS | |
b5e1d8ce | 1730 | dnl The versions of ISL that work for Graphite |
b6de67fd | 1731 | ISL_CHECK_VERSION() |
87e20041 | 1732 | dnl Only execute fail-action, if ISL has been requested. |
1733 | ISL_IF_FAILED([ | |
1734 | AC_MSG_ERROR([Unable to find a usable ISL. See config.log for details.])]) | |
255b6be7 | 1735 | fi |
255b6be7 | 1736 | |
572cf1f7 | 1737 | # If the ISL check failed, disable builds of in-tree variant of ISL |
83d54ac4 | 1738 | if test "x$with_isl" = xno || |
83d54ac4 | 1739 | test "x$gcc_cv_isl" = xno; then |
572cf1f7 | 1740 | noconfigdirs="$noconfigdirs isl" |
83d54ac4 | 1741 | islinc= |
429cca51 | 1742 | fi |
1743 | ||
1744 | AC_SUBST(isllibs) | |
83d54ac4 | 1745 | AC_SUBST(islinc) |
83d54ac4 | 1746 | |
7bfefa9d | 1747 | # Check for LTO support. |
1748 | AC_ARG_ENABLE(lto, | |
8747a938 | 1749 | [AS_HELP_STRING([--enable-lto], [enable link time optimization support])], |
7bfefa9d | 1750 | enable_lto=$enableval, |
1751 | enable_lto=yes; default_enable_lto=yes) | |
1752 | ||
25630dc7 | 1753 | ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always. |
1754 | build_lto_plugin=yes | |
1755 | ],[if test x"$default_enable_lto" = x"yes" ; then | |
4ae8c98f | 1756 | case $target in |
b990d06f | 1757 | *-apple-darwin9* | *-cygwin* | *-mingw*) ;; |
25630dc7 | 1758 | # On other non-ELF platforms, LTO has yet to be validated. |
4ae8c98f | 1759 | *) enable_lto=no ;; |
1760 | esac | |
4d992eb6 | 1761 | else |
62932e4d | 1762 | # Apart from ELF platforms, only Windows and Darwin support LTO so far. |
1763 | # It would also be nice to check the binutils support, but we don't | |
4d992eb6 | 1764 | # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just |
1765 | # warn during gcc/ subconfigure; unless you're bootstrapping with | |
1766 | # -flto it won't be needed until after installation anyway. | |
1767 | case $target in | |
ca42e774 | 1768 | *-cygwin* | *-mingw* | *-apple-darwin*) ;; |
4d992eb6 | 1769 | *) if test x"$enable_lto" = x"yes"; then |
1770 | AC_MSG_ERROR([LTO support is not enabled for this target.]) | |
1771 | fi | |
1772 | ;; | |
1773 | esac | |
1774 | fi | |
ca42e774 | 1775 | # Among non-ELF, only Windows platforms support the lto-plugin so far. |
25630dc7 | 1776 | # Build it unless LTO was explicitly disabled. |
ca42e774 | 1777 | case $target in |
25630dc7 | 1778 | *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;; |
ca42e774 | 1779 | *) ;; |
1780 | esac | |
25630dc7 | 1781 | ]) |
7bfefa9d | 1782 | |
1015a063 | 1783 | AC_ARG_ENABLE(linker-plugin-configure-flags, |
1784 | [AS_HELP_STRING([[--enable-linker-plugin-configure-flags=FLAGS]], | |
1785 | [additional flags for configuring linker plugins @<:@none@:>@])], | |
1786 | extra_linker_plugin_configure_flags=$enableval, | |
1787 | extra_linker_plugin_configure_flags=) | |
1788 | AC_SUBST(extra_linker_plugin_configure_flags) | |
1789 | AC_ARG_ENABLE(linker-plugin-flags, | |
1790 | [AS_HELP_STRING([[--enable-linker-plugin-flags=FLAGS]], | |
1791 | [additional flags for configuring and building linker plugins @<:@none@:>@])], | |
1792 | extra_linker_plugin_flags=$enableval, | |
1793 | extra_linker_plugin_flags=) | |
1794 | AC_SUBST(extra_linker_plugin_flags) | |
1795 | ||
255b6be7 | 1796 | |
2b15d2ba | 1797 | # By default, C and C++ are the only stage 1 languages. |
9c3a0a29 | 1798 | stage1_languages=,c, |
2d64c2fd | 1799 | |
7ab76cec | 1800 | # Target libraries that we bootstrap. |
5c96a839 | 1801 | bootstrap_target_libs=,target-libgcc, |
7ab76cec | 1802 | |
c24c5e46 | 1803 | # Figure out what language subdirectories are present. |
1804 | # Look if the user specified --enable-languages="..."; if not, use | |
1805 | # the environment variable $LANGUAGES if defined. $LANGUAGES might | |
1806 | # go away some day. | |
1807 | # NB: embedded tabs in this IF block -- do not untabify | |
1808 | if test -d ${srcdir}/gcc; then | |
1809 | if test x"${enable_languages+set}" != xset; then | |
1810 | if test x"${LANGUAGES+set}" = xset; then | |
1811 | enable_languages="${LANGUAGES}" | |
1812 | echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2 | |
1813 | else | |
1814 | enable_languages=all | |
1815 | fi | |
1816 | else | |
1817 | if test x"${enable_languages}" = x || | |
1818 | test x"${enable_languages}" = xyes; | |
1819 | then | |
1820 | echo configure.in: --enable-languages needs at least one language argument 1>&2 | |
1821 | exit 1 | |
1822 | fi | |
1823 | fi | |
1824 | enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'` | |
1825 | ||
2c718da0 | 1826 | # 'f95' is the old name for the 'fortran' language. We issue a warning |
1827 | # and make the substitution. | |
1828 | case ,${enable_languages}, in | |
1829 | *,f95,*) | |
1830 | echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2 | |
1831 | enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'` | |
1832 | ;; | |
1833 | esac | |
1834 | ||
2b15d2ba | 1835 | # If bootstrapping, C++ must be enabled. |
1836 | case ",$enable_languages,:$enable_bootstrap" in | |
1837 | *,c++,*:*) ;; | |
1838 | *:yes) | |
6c59dfa4 | 1839 | if test -f ${srcdir}/gcc/cp/config-lang.in; then |
1840 | enable_languages="${enable_languages},c++" | |
1841 | else | |
2b15d2ba | 1842 | AC_MSG_ERROR([bootstrapping requires c++ sources]) |
6c59dfa4 | 1843 | fi |
1844 | ;; | |
1845 | esac | |
1846 | ||
c24c5e46 | 1847 | # First scan to see if an enabled language requires some other language. |
1848 | # We assume that a given config-lang.in will list all the language | |
1849 | # front ends it requires, even if some are required indirectly. | |
1850 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do | |
1851 | case ${lang_frag} in | |
1852 | ..) ;; | |
1853 | # The odd quoting in the next line works around | |
1854 | # an apparent bug in bash 1.12 on linux. | |
1855 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1856 | *) | |
101ddbe4 | 1857 | # From the config-lang.in, get $language, $lang_requires, and |
1858 | # $lang_requires_boot_languages. | |
c24c5e46 | 1859 | language= |
1860 | lang_requires= | |
101ddbe4 | 1861 | lang_requires_boot_languages= |
c24c5e46 | 1862 | . ${lang_frag} |
101ddbe4 | 1863 | for other in ${lang_requires} ${lang_requires_boot_languages}; do |
c24c5e46 | 1864 | case ,${enable_languages}, in |
1865 | *,$other,*) ;; | |
1866 | *,all,*) ;; | |
1867 | *,$language,*) | |
1868 | echo " \`$other' language required by \`$language'; enabling" 1>&2 | |
1869 | enable_languages="${enable_languages},${other}" | |
1870 | ;; | |
1871 | esac | |
1872 | done | |
101ddbe4 | 1873 | for other in ${lang_requires_boot_languages} ; do |
1874 | if test "$other" != "c"; then | |
1875 | case ,${enable_stage1_languages}, in | |
1876 | *,$other,*) ;; | |
1877 | *,all,*) ;; | |
1878 | *) | |
1879 | case ,${enable_languages}, in | |
1880 | *,$language,*) | |
1881 | echo " '$other' language required by '$language' in stage 1; enabling" 1>&2 | |
1882 | enable_stage1_languages="$enable_stage1_languages,${other}" | |
1883 | ;; | |
1884 | esac | |
1885 | ;; | |
1886 | esac | |
1887 | fi | |
1888 | done | |
c24c5e46 | 1889 | ;; |
1890 | esac | |
1891 | done | |
1892 | ||
9c3a0a29 | 1893 | new_enable_languages=,c, |
7bfefa9d | 1894 | |
1895 | # If LTO is enabled, add the LTO front end. | |
7bfefa9d | 1896 | if test "$enable_lto" = "yes" ; then |
d6ef094a | 1897 | case ,${enable_languages}, in |
1898 | *,lto,*) ;; | |
1899 | *) enable_languages="${enable_languages},lto" ;; | |
1900 | esac | |
ca42e774 | 1901 | if test "${build_lto_plugin}" = "yes" ; then |
7bfefa9d | 1902 | configdirs="$configdirs lto-plugin" |
7bfefa9d | 1903 | fi |
1904 | fi | |
7bfefa9d | 1905 | |
c24c5e46 | 1906 | missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ ` |
9c3a0a29 | 1907 | potential_languages=,c, |
c24c5e46 | 1908 | |
604a285a | 1909 | enabled_target_libs= |
1910 | disabled_target_libs= | |
1911 | ||
c24c5e46 | 1912 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do |
1913 | case ${lang_frag} in | |
1914 | ..) ;; | |
1915 | # The odd quoting in the next line works around | |
1916 | # an apparent bug in bash 1.12 on linux. | |
1917 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1918 | *) | |
1919 | # From the config-lang.in, get $language, $target_libs, | |
2d64c2fd | 1920 | # $lang_dirs, $boot_language, and $build_by_default |
c24c5e46 | 1921 | language= |
1922 | target_libs= | |
1923 | lang_dirs= | |
5dee13c2 | 1924 | subdir_requires= |
9c3a0a29 | 1925 | boot_language=no |
1926 | build_by_default=yes | |
c24c5e46 | 1927 | . ${lang_frag} |
9c3a0a29 | 1928 | if test x${language} = x; then |
1929 | echo "${lang_frag} doesn't set \$language." 1>&2 | |
1930 | exit 1 | |
1931 | fi | |
1932 | ||
ef3c41c7 | 1933 | if test "$language" = "c++"; then |
2b15d2ba | 1934 | boot_language=yes |
7ab76cec | 1935 | fi |
1936 | ||
a2ecd49c | 1937 | add_this_lang=no |
9c3a0a29 | 1938 | case ,${enable_languages}, in |
1939 | *,${language},*) | |
e53d55e7 | 1940 | # Language was explicitly selected; include it |
1941 | # unless it is C, which is enabled by default. | |
1942 | if test "$language" != "c"; then | |
1943 | add_this_lang=yes | |
1944 | fi | |
c24c5e46 | 1945 | ;; |
9c3a0a29 | 1946 | *,all,*) |
1947 | # 'all' was selected, select it if it is a default language | |
a2ecd49c | 1948 | if test "$language" != "c"; then |
1949 | add_this_lang=${build_by_default} | |
1950 | fi | |
c24c5e46 | 1951 | ;; |
1952 | esac | |
4ee9c684 | 1953 | |
5dee13c2 | 1954 | # Disable languages that need other directories if these aren't available. |
9333ae0b | 1955 | for i in $subdir_requires; do |
3891e7d9 | 1956 | test -f "$srcdir/gcc/$i/config-lang.in" && continue |
5dee13c2 | 1957 | case ,${enable_languages}, in |
1958 | *,${language},*) | |
1959 | # Specifically requested language; tell them. | |
1960 | AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing]) | |
1961 | ;; | |
1962 | *) | |
1963 | # Silently disable. | |
9c3a0a29 | 1964 | add_this_lang=unsupported |
5dee13c2 | 1965 | ;; |
1966 | esac | |
1967 | done | |
1968 | ||
9c3a0a29 | 1969 | # Disable Ada if no preexisting GNAT is available. |
1970 | case ,${enable_languages},:${language}:${have_gnat} in | |
1971 | *,${language},*:ada:no) | |
1972 | # Specifically requested language; tell them. | |
1973 | AC_MSG_ERROR([GNAT is required to build $language]) | |
1974 | ;; | |
1975 | *:ada:no) | |
1976 | # Silently disable. | |
1977 | add_this_lang=unsupported | |
1978 | ;; | |
1979 | esac | |
1980 | ||
ff7dcf6a | 1981 | # Disable a language that is unsupported by the target. |
1982 | case " $unsupported_languages " in | |
1983 | *" $language "*) | |
9c3a0a29 | 1984 | add_this_lang=unsupported |
ff7dcf6a | 1985 | ;; |
1986 | esac | |
1987 | ||
4ee9c684 | 1988 | case $add_this_lang in |
9c3a0a29 | 1989 | unsupported) |
c24c5e46 | 1990 | # Remove language-dependent dirs. |
604a285a | 1991 | disabled_target_libs="$disabled_target_libs $target_libs" |
1992 | noconfigdirs="$noconfigdirs $lang_dirs" | |
2d64c2fd | 1993 | ;; |
9c3a0a29 | 1994 | no) |
1995 | # Remove language-dependent dirs; still show language as supported. | |
604a285a | 1996 | disabled_target_libs="$disabled_target_libs $target_libs" |
1997 | noconfigdirs="$noconfigdirs $lang_dirs" | |
9c3a0a29 | 1998 | potential_languages="${potential_languages}${language}," |
1999 | ;; | |
2000 | yes) | |
2001 | new_enable_languages="${new_enable_languages}${language}," | |
2002 | potential_languages="${potential_languages}${language}," | |
2d64c2fd | 2003 | missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"` |
604a285a | 2004 | enabled_target_libs="$enabled_target_libs $target_libs" |
32027446 | 2005 | case "${boot_language}:,$enable_stage1_languages," in |
2006 | yes:* | *:*,$language,* | *:*,yes, | *:*,all,) | |
aff6cf7b | 2007 | # Add to (comma-separated) list of stage 1 languages. |
32027446 | 2008 | case ",$stage1_languages," in |
2009 | *,$language,* | ,yes, | ,all,) ;; | |
2010 | *) stage1_languages="${stage1_languages}${language}," ;; | |
2011 | esac | |
7ab76cec | 2012 | # We need to bootstrap any supporting libraries. |
2013 | bootstrap_target_libs="${bootstrap_target_libs}${target_libs}," | |
2d64c2fd | 2014 | ;; |
2015 | esac | |
2016 | ;; | |
c24c5e46 | 2017 | esac |
2018 | ;; | |
2019 | esac | |
2020 | done | |
2021 | ||
604a285a | 2022 | # Add target libraries which are only needed for disabled languages |
2023 | # to noconfigdirs. | |
2024 | if test -n "$disabled_target_libs"; then | |
2025 | for dir in $disabled_target_libs; do | |
2026 | case " $enabled_target_libs " in | |
2027 | *" ${dir} "*) ;; | |
2028 | *) noconfigdirs="$noconfigdirs $dir" ;; | |
2029 | esac | |
2030 | done | |
2031 | fi | |
2032 | ||
9c3a0a29 | 2033 | AC_ARG_ENABLE(stage1-languages, |
8747a938 | 2034 | [AS_HELP_STRING([[--enable-stage1-languages[=all]]], |
2035 | [choose additional languages to build during | |
2036 | stage1. Mostly useful for compiler development])], | |
9c3a0a29 | 2037 | [case ,${enable_stage1_languages}, in |
2038 | ,no,|,,) | |
2039 | # Set it to something that will have no effect in the loop below | |
2040 | enable_stage1_languages=c ;; | |
2041 | ,yes,) | |
2042 | enable_stage1_languages=`echo $new_enable_languages | \ | |
2043 | sed -e "s/^,//" -e "s/,$//" ` ;; | |
2044 | *,all,*) | |
2045 | enable_stage1_languages=`echo ,$enable_stage1_languages, | \ | |
2046 | sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;; | |
2047 | esac | |
2048 | ||
2049 | # Add "good" languages from enable_stage1_languages to stage1_languages, | |
2050 | # while "bad" languages go in missing_languages. Leave no duplicates. | |
2051 | for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do | |
2052 | case $potential_languages in | |
2053 | *,$i,*) | |
2054 | case $stage1_languages in | |
2055 | *,$i,*) ;; | |
2056 | *) stage1_languages="$stage1_languages$i," ;; | |
2057 | esac ;; | |
2058 | *) | |
2059 | case $missing_languages in | |
2060 | *,$i,*) ;; | |
2061 | *) missing_languages="$missing_languages$i," ;; | |
2062 | esac ;; | |
2063 | esac | |
2064 | done]) | |
2065 | ||
2066 | # Remove leading/trailing commas that were added for simplicity | |
2067 | potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"` | |
989edd2f | 2068 | missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"` |
9c3a0a29 | 2069 | stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"` |
2070 | new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"` | |
2071 | ||
c24c5e46 | 2072 | if test "x$missing_languages" != x; then |
2073 | AC_MSG_ERROR([ | |
e8bfe1fa | 2074 | The following requested languages could not be built: ${missing_languages} |
9c3a0a29 | 2075 | Supported languages are: ${potential_languages}]) |
c24c5e46 | 2076 | fi |
c24c5e46 | 2077 | if test "x$new_enable_languages" != "x$enable_languages"; then |
2078 | echo The following languages will be built: ${new_enable_languages} | |
9c3a0a29 | 2079 | enable_languages="$new_enable_languages" |
c24c5e46 | 2080 | fi |
9c3a0a29 | 2081 | |
2082 | AC_SUBST(stage1_languages) | |
b0e9b581 | 2083 | ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" ` |
c24c5e46 | 2084 | fi |
2085 | ||
50996fe5 | 2086 | # Handle --disable-<component> generically. |
2087 | for dir in $configdirs $build_configdirs $target_configdirs ; do | |
2088 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g` | |
d2d2630b | 2089 | varname=`echo $dirname | sed -e s/+/_/g` |
2090 | if eval test x\${enable_${varname}} "=" xno ; then | |
50996fe5 | 2091 | noconfigdirs="$noconfigdirs $dir" |
2092 | fi | |
2093 | done | |
2094 | ||
dd6d3a67 | 2095 | # Check for Boehm's garbage collector |
2096 | AC_ARG_ENABLE(objc-gc, | |
8747a938 | 2097 | [AS_HELP_STRING([--enable-objc-gc], |
2098 | [enable use of Boehm's garbage collector with the | |
2099 | GNU Objective-C runtime])], | |
dd6d3a67 | 2100 | [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in |
2101 | *,objc,*:*:yes:*target-boehm-gc*) | |
2102 | AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration]) | |
2103 | ;; | |
2104 | esac]) | |
2105 | ||
2106 | # Make sure we only build Boehm's garbage collector if required. | |
f1716c67 | 2107 | case ,${enable_languages},:${enable_objc_gc} in |
2108 | *,objc,*:yes) | |
dd6d3a67 | 2109 | # Keep target-boehm-gc if requested for Objective-C. |
2110 | ;; | |
dd6d3a67 | 2111 | *) |
f1716c67 | 2112 | # Otherwise remove target-boehm-gc depending on target-libjava. |
2113 | if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then | |
2114 | noconfigdirs="$noconfigdirs target-boehm-gc" | |
2115 | fi | |
dd6d3a67 | 2116 | ;; |
2117 | esac | |
b33ca042 | 2118 | |
d3a7dd32 | 2119 | # Disable libcilkrts, libitm, libsanitizer, libvtv, liboffloadmic if we're not building C++ |
b33ca042 | 2120 | case ,${enable_languages}, in |
df148e44 | 2121 | *,c++,*) |
2122 | # Disable libcilkrts, libitm, libsanitizer if we're not building libstdc++ | |
2123 | case "${noconfigdirs}" in | |
2124 | *target-libstdc++-v3*) | |
2125 | noconfigdirs="$noconfigdirs target-libcilkrts target-libitm target-libsanitizer" | |
2126 | ;; | |
2127 | *) ;; | |
2128 | esac | |
2129 | ;; | |
b33ca042 | 2130 | *) |
d3a7dd32 | 2131 | noconfigdirs="$noconfigdirs target-libcilkrts target-liboffloadmic target-libitm target-libsanitizer target-libvtv" |
b33ca042 | 2132 | ;; |
2133 | esac | |
dd6d3a67 | 2134 | |
6675f2d9 | 2135 | # Remove the entries in $skipdirs and $noconfigdirs from $configdirs, |
2136 | # $build_configdirs and $target_configdirs. | |
c24c5e46 | 2137 | # If we have the source for $noconfigdirs entries, add them to $notsupp. |
2138 | ||
2139 | notsupp="" | |
2140 | for dir in . $skipdirs $noconfigdirs ; do | |
6675f2d9 | 2141 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g` |
c24c5e46 | 2142 | if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2143 | configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"` | |
2144 | if test -r $srcdir/$dirname/configure ; then | |
2145 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2146 | true | |
2147 | else | |
2148 | notsupp="$notsupp $dir" | |
2149 | fi | |
2150 | fi | |
2151 | fi | |
6675f2d9 | 2152 | if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2153 | build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"` | |
2154 | if test -r $srcdir/$dirname/configure ; then | |
2155 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2156 | true | |
2157 | else | |
2158 | notsupp="$notsupp $dir" | |
2159 | fi | |
2160 | fi | |
2161 | fi | |
c24c5e46 | 2162 | if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2163 | target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"` | |
2164 | if test -r $srcdir/$dirname/configure ; then | |
2165 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2166 | true | |
2167 | else | |
2168 | notsupp="$notsupp $dir" | |
2169 | fi | |
2170 | fi | |
2171 | fi | |
2172 | done | |
2173 | ||
c24c5e46 | 2174 | # Quietly strip out all directories which aren't configurable in this tree. |
2175 | # This relies on all configurable subdirectories being autoconfiscated, which | |
2176 | # is now the case. | |
2f8725b0 | 2177 | build_configdirs_all="$build_configdirs" |
2178 | build_configdirs= | |
2179 | for i in ${build_configdirs_all} ; do | |
2180 | j=`echo $i | sed -e s/build-//g` | |
2181 | if test -f ${srcdir}/$j/configure ; then | |
2182 | build_configdirs="${build_configdirs} $i" | |
2183 | fi | |
2184 | done | |
2185 | ||
c24c5e46 | 2186 | configdirs_all="$configdirs" |
2187 | configdirs= | |
2188 | for i in ${configdirs_all} ; do | |
2189 | if test -f ${srcdir}/$i/configure ; then | |
2190 | configdirs="${configdirs} $i" | |
2191 | fi | |
2192 | done | |
2f8725b0 | 2193 | |
c24c5e46 | 2194 | target_configdirs_all="$target_configdirs" |
2195 | target_configdirs= | |
2196 | for i in ${target_configdirs_all} ; do | |
2197 | j=`echo $i | sed -e s/target-//g` | |
2198 | if test -f ${srcdir}/$j/configure ; then | |
2199 | target_configdirs="${target_configdirs} $i" | |
2200 | fi | |
2201 | done | |
2202 | ||
1015a063 | 2203 | # libiberty-linker-plugin is special: it doesn't have its own source directory, |
2204 | # so we have to add it after the preceding checks. | |
2205 | if test x"$extra_linker_plugin_flags$extra_linker_plugin_configure_flags" != x | |
2206 | then | |
2207 | case " $configdirs " in | |
2208 | *" libiberty "*) | |
2209 | # If we can build libiberty, we can also build libiberty-linker-plugin. | |
2210 | configdirs="$configdirs libiberty-linker-plugin" | |
2211 | extra_linker_plugin_configure_flags="$extra_linker_plugin_configure_flags \ | |
2212 | --with-libiberty=../libiberty-linker-plugin";; | |
2213 | *) | |
2214 | AC_MSG_ERROR([libiberty missing]);; | |
2215 | esac | |
2216 | fi | |
2217 | ||
944792ef | 2218 | # Sometimes we have special requirements for the host libiberty. |
2219 | extra_host_libiberty_configure_flags= | |
2220 | case " $configdirs " in | |
2221 | *" lto-plugin "* | *" libcc1 "*) | |
2222 | # When these are to be built as shared libraries, the same applies to | |
2223 | # libiberty. | |
2224 | extra_host_libiberty_configure_flags=--enable-shared | |
2225 | ;; | |
2226 | esac | |
2227 | AC_SUBST(extra_host_libiberty_configure_flags) | |
2228 | ||
c24c5e46 | 2229 | # Produce a warning message for the subdirs we can't configure. |
2230 | # This isn't especially interesting in the Cygnus tree, but in the individual | |
2231 | # FSF releases, it's important to let people know when their machine isn't | |
2232 | # supported by the one or two programs in a package. | |
2233 | ||
2234 | if test -n "${notsupp}" && test -z "${norecursion}" ; then | |
2235 | # If $appdirs is non-empty, at least one of those directories must still | |
2236 | # be configured, or we error out. (E.g., if the gas release supports a | |
2237 | # specified target in some subdirs but not the gas subdir, we shouldn't | |
2238 | # pretend that all is well.) | |
2239 | if test -n "$appdirs" ; then | |
2240 | for dir in $appdirs ; do | |
2241 | if test -r $dir/Makefile.in ; then | |
2242 | if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2243 | appdirs="" | |
2244 | break | |
2245 | fi | |
2f8725b0 | 2246 | if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then |
c24c5e46 | 2247 | appdirs="" |
2248 | break | |
2249 | fi | |
2250 | fi | |
2251 | done | |
2252 | if test -n "$appdirs" ; then | |
2253 | echo "*** This configuration is not supported by this package." 1>&2 | |
2254 | exit 1 | |
2255 | fi | |
2256 | fi | |
2257 | # Okay, some application will build, or we don't care to check. Still | |
2258 | # notify of subdirs not getting built. | |
2259 | echo "*** This configuration is not supported in the following subdirectories:" 1>&2 | |
2260 | echo " ${notsupp}" 1>&2 | |
2261 | echo " (Any other directories should still work fine.)" 1>&2 | |
2262 | fi | |
2263 | ||
2264 | case "$host" in | |
2265 | *msdosdjgpp*) | |
2266 | enable_gdbtk=no ;; | |
2267 | esac | |
2268 | ||
eae5b2bc | 2269 | # To find our prefix, in gcc_cv_tool_prefix. |
2270 | ACX_TOOL_DIRS | |
2271 | ||
c24c5e46 | 2272 | copy_dirs= |
2273 | ||
ffa8502d | 2274 | AC_ARG_WITH([build-sysroot], |
8747a938 | 2275 | [AS_HELP_STRING([--with-build-sysroot=SYSROOT], |
2276 | [use sysroot as the system root during the build])], | |
ffa8502d | 2277 | [if test x"$withval" != x ; then |
2278 | SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval" | |
2279 | fi], | |
2280 | [SYSROOT_CFLAGS_FOR_TARGET=]) | |
2281 | AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET) | |
2282 | ||
5f1f2de5 | 2283 | AC_ARG_WITH([debug-prefix-map], |
8747a938 | 2284 | [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'], |
2285 | [map A to B, C to D ... in debug information])], | |
5f1f2de5 | 2286 | [if test x"$withval" != x; then |
2287 | DEBUG_PREFIX_CFLAGS_FOR_TARGET= | |
2288 | for debug_map in $withval; do | |
2289 | DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map" | |
2290 | done | |
2291 | fi], | |
2292 | [DEBUG_PREFIX_CFLAGS_FOR_TARGET=]) | |
2293 | AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET) | |
2294 | ||
c898f165 | 2295 | # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS |
2296 | # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS | |
2297 | # might also be empty (or "-g", if a non-GCC C++ compiler is in the path). | |
2298 | # We want to ensure that TARGET libraries (which we know are built with | |
2299 | # gcc) are built with "-O2 -g", so include those options when setting | |
2300 | # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET. | |
2301 | if test "x$CFLAGS_FOR_TARGET" = x; then | |
2302 | CFLAGS_FOR_TARGET=$CFLAGS | |
2303 | case " $CFLAGS " in | |
2304 | *" -O2 "*) ;; | |
2be1222c | 2305 | *) CFLAGS_FOR_TARGET="-O2 $CFLAGS_FOR_TARGET" ;; |
c898f165 | 2306 | esac |
2307 | case " $CFLAGS " in | |
2308 | *" -g "* | *" -g3 "*) ;; | |
2be1222c | 2309 | *) CFLAGS_FOR_TARGET="-g $CFLAGS_FOR_TARGET" ;; |
c898f165 | 2310 | esac |
2311 | fi | |
2312 | AC_SUBST(CFLAGS_FOR_TARGET) | |
2313 | ||
2314 | if test "x$CXXFLAGS_FOR_TARGET" = x; then | |
2315 | CXXFLAGS_FOR_TARGET=$CXXFLAGS | |
2316 | case " $CXXFLAGS " in | |
2317 | *" -O2 "*) ;; | |
2be1222c | 2318 | *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS_FOR_TARGET" ;; |
c898f165 | 2319 | esac |
2320 | case " $CXXFLAGS " in | |
2321 | *" -g "* | *" -g3 "*) ;; | |
2be1222c | 2322 | *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS_FOR_TARGET" ;; |
c898f165 | 2323 | esac |
2324 | fi | |
2325 | AC_SUBST(CXXFLAGS_FOR_TARGET) | |
2326 | ||
ed9516f5 | 2327 | AC_SUBST(LDFLAGS_FOR_TARGET) |
2328 | ||
c24c5e46 | 2329 | # Handle --with-headers=XXX. If the value is not "yes", the contents of |
2330 | # the named directory are copied to $(tooldir)/sys-include. | |
2331 | if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then | |
2332 | if test x${is_cross_compiler} = xno ; then | |
2333 | echo 1>&2 '***' --with-headers is only supported when cross compiling | |
2334 | exit 1 | |
2335 | fi | |
2336 | if test x"${with_headers}" != xyes ; then | |
eae5b2bc | 2337 | x=${gcc_cv_tool_prefix} |
b30fcfae | 2338 | copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include" |
c24c5e46 | 2339 | fi |
2340 | fi | |
2341 | ||
2342 | # Handle --with-libs=XXX. If the value is not "yes", the contents of | |
2343 | # the name directories are copied to $(tooldir)/lib. Multiple directories | |
2344 | # are permitted. | |
2345 | if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
2346 | if test x${is_cross_compiler} = xno ; then | |
2347 | echo 1>&2 '***' --with-libs is only supported when cross compiling | |
2348 | exit 1 | |
2349 | fi | |
2350 | if test x"${with_libs}" != xyes ; then | |
2351 | # Copy the libraries in reverse order, so that files in the first named | |
2352 | # library override files in subsequent libraries. | |
eae5b2bc | 2353 | x=${gcc_cv_tool_prefix} |
c24c5e46 | 2354 | for l in ${with_libs}; do |
b30fcfae | 2355 | copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}" |
c24c5e46 | 2356 | done |
2357 | fi | |
2358 | fi | |
2359 | ||
7bfefa9d | 2360 | # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate. |
c47832b1 | 2361 | # |
2362 | # This is done by determining whether or not the appropriate directory | |
2363 | # is available, and by checking whether or not specific configurations | |
2364 | # have requested that this magic not happen. | |
2365 | # | |
2366 | # The command line options always override the explicit settings in | |
2367 | # configure.in, and the settings in configure.in override this magic. | |
2368 | # | |
2369 | # If the default for a toolchain is to use GNU as and ld, and you don't | |
2370 | # want to do that, then you should use the --without-gnu-as and | |
7bfefa9d | 2371 | # --without-gnu-ld options for the configure script. Similarly, if |
2372 | # the default is to use the included zlib and you don't want to do that, | |
2373 | # you should use the --with-system-zlib option for the configure script. | |
c47832b1 | 2374 | |
2375 | if test x${use_gnu_as} = x && | |
2376 | echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then | |
2377 | with_gnu_as=yes | |
2378 | extra_host_args="$extra_host_args --with-gnu-as" | |
2379 | fi | |
2380 | ||
2381 | if test x${use_gnu_ld} = x && | |
3d47fcf5 | 2382 | echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then |
c47832b1 | 2383 | with_gnu_ld=yes |
2384 | extra_host_args="$extra_host_args --with-gnu-ld" | |
2385 | fi | |
2386 | ||
7bfefa9d | 2387 | if test x${use_included_zlib} = x && |
2388 | echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then | |
2389 | : | |
2390 | else | |
2391 | with_system_zlib=yes | |
2392 | extra_host_args="$extra_host_args --with-system-zlib" | |
2393 | fi | |
2394 | ||
c47832b1 | 2395 | # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure |
2396 | # can detect this case. | |
2397 | ||
2398 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then | |
2399 | with_newlib=yes | |
2400 | extra_host_args="$extra_host_args --with-newlib" | |
2401 | fi | |
2402 | ||
c24c5e46 | 2403 | # Handle ${copy_dirs} |
2404 | set fnord ${copy_dirs} | |
2405 | shift | |
2406 | while test $# != 0 ; do | |
2407 | if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then | |
2408 | : | |
2409 | else | |
2410 | echo Copying $1 to $2 | |
2411 | ||
2412 | # Use the install script to create the directory and all required | |
2413 | # parent directories. | |
2414 | if test -d $2 ; then | |
2415 | : | |
2416 | else | |
2417 | echo >config.temp | |
2418 | ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED | |
2419 | fi | |
2420 | ||
2421 | # Copy the directory, assuming we have tar. | |
2422 | # FIXME: Should we use B in the second tar? Not all systems support it. | |
2423 | (cd $1; tar -cf - .) | (cd $2; tar -xpf -) | |
2424 | ||
2425 | # It is the responsibility of the user to correctly adjust all | |
2426 | # symlinks. If somebody can figure out how to handle them correctly | |
2427 | # here, feel free to add the code. | |
2428 | ||
2429 | echo $1 > $2/COPIED | |
2430 | fi | |
2431 | shift; shift | |
2432 | done | |
2433 | ||
c47832b1 | 2434 | # Determine a target-dependent exec_prefix that the installed |
2435 | # gcc will search in. Keep this list sorted by triplet, with | |
2436 | # the *-*-osname triplets last. | |
2437 | md_exec_prefix= | |
2438 | case "${target}" in | |
09c2d953 | 2439 | i[[34567]]86-pc-msdosdjgpp*) |
c47832b1 | 2440 | md_exec_prefix=/dev/env/DJDIR/bin |
2441 | ;; | |
c47832b1 | 2442 | *-*-hpux* | \ |
c47832b1 | 2443 | *-*-nto-qnx* | \ |
93faf308 | 2444 | *-*-solaris2*) |
c47832b1 | 2445 | md_exec_prefix=/usr/ccs/bin |
2446 | ;; | |
2447 | esac | |
2448 | ||
805e22b2 | 2449 | extra_arflags_for_target= |
2450 | extra_nmflags_for_target= | |
b437616a | 2451 | extra_ranlibflags_for_target= |
71ab34df | 2452 | target_makefile_frag=/dev/null |
13b1b53a | 2453 | case "${target}" in |
57c7de11 | 2454 | spu-*-*) |
2455 | target_makefile_frag="config/mt-spu" | |
2456 | ;; | |
62f0972f | 2457 | mips*-sde-elf* | mips*-mti-elf*) |
f8520ad7 | 2458 | target_makefile_frag="config/mt-sde" |
2459 | ;; | |
3013c2c7 | 2460 | mipsisa*-*-elfoabi*) |
2461 | target_makefile_frag="config/mt-mips-elfoabi" | |
2462 | ;; | |
559b0712 | 2463 | mips*-*-*linux* | mips*-*-gnu*) |
2464 | target_makefile_frag="config/mt-mips-gnu" | |
2465 | ;; | |
2481a2c1 | 2466 | nios2-*-elf*) |
2467 | target_makefile_frag="config/mt-nios2-elf" | |
2468 | ;; | |
3bef4012 | 2469 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) |
cb8a7007 | 2470 | target_makefile_frag="config/mt-gnu" |
13b1b53a | 2471 | ;; |
71ab34df | 2472 | *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*) |
805e22b2 | 2473 | # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm |
2474 | # commands to handle both 32-bit and 64-bit objects. These flags are | |
2475 | # harmless if we're using GNU nm or ar. | |
2476 | extra_arflags_for_target=" -X32_64" | |
2477 | extra_nmflags_for_target=" -B -X32_64" | |
13b1b53a | 2478 | ;; |
70af7570 | 2479 | esac |
2480 | ||
71ab34df | 2481 | alphaieee_frag=/dev/null |
70af7570 | 2482 | case $target in |
2483 | alpha*-*-*) | |
2484 | # This just makes sure to use the -mieee option to build target libs. | |
2485 | # This should probably be set individually by each library. | |
2486 | alphaieee_frag="config/mt-alphaieee" | |
13b1b53a | 2487 | ;; |
2488 | esac | |
b138c834 | 2489 | |
13b1b53a | 2490 | # If --enable-target-optspace always use -Os instead of -O2 to build |
2491 | # the target libraries, similarly if it is not specified, use -Os | |
2492 | # on selected platforms. | |
71ab34df | 2493 | ospace_frag=/dev/null |
13b1b53a | 2494 | case "${enable_target_optspace}:${target}" in |
2495 | yes:*) | |
70af7570 | 2496 | ospace_frag="config/mt-ospace" |
13b1b53a | 2497 | ;; |
2498 | :d30v-*) | |
70af7570 | 2499 | ospace_frag="config/mt-d30v" |
13b1b53a | 2500 | ;; |
2501 | :m32r-* | :d10v-* | :fr30-*) | |
70af7570 | 2502 | ospace_frag="config/mt-ospace" |
13b1b53a | 2503 | ;; |
2504 | no:* | :*) | |
2505 | ;; | |
2506 | *) | |
2507 | echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2 | |
2508 | ;; | |
2509 | esac | |
28e9041c | 2510 | |
71ab34df | 2511 | # Some systems (e.g., one of the i386-aix systems the gas testers are |
2512 | # using) don't handle "\$" correctly, so don't use it here. | |
b30fcfae | 2513 | tooldir='${exec_prefix}'/${target_noncanonical} |
71ab34df | 2514 | build_tooldir=${tooldir} |
2515 | ||
71ab34df | 2516 | # Create a .gdbinit file which runs the one in srcdir |
2517 | # and tells GDB to look there for source files. | |
2518 | ||
2519 | if test -r ${srcdir}/.gdbinit ; then | |
2520 | case ${srcdir} in | |
2521 | .) ;; | |
2522 | *) cat > ./.gdbinit <<EOF | |
2523 | # ${NO_EDIT} | |
2524 | dir ${srcdir} | |
2525 | dir . | |
2526 | source ${srcdir}/.gdbinit | |
2527 | EOF | |
2528 | ;; | |
2529 | esac | |
2530 | fi | |
2531 | ||
28e9041c | 2532 | # Make sure that the compiler is able to generate an executable. If it |
2533 | # can't, we are probably in trouble. We don't care whether we can run the | |
2534 | # executable--we might be using a cross compiler--we only care whether it | |
2535 | # can be created. At this point the main configure script has set CC. | |
441f85dc | 2536 | we_are_ok=no |
28e9041c | 2537 | echo "int main () { return 0; }" > conftest.c |
2538 | ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
441f85dc | 2539 | if test $? = 0 ; then |
2540 | if test -s conftest || test -s conftest.exe ; then | |
2541 | we_are_ok=yes | |
2542 | fi | |
2543 | fi | |
2544 | case $we_are_ok in | |
2545 | no) | |
2546 | echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed." | |
2547 | echo 1>&2 "*** You must set the environment variable CC to a working compiler." | |
2548 | rm -f conftest* | |
2549 | exit 1 | |
2550 | ;; | |
2551 | esac | |
28e9041c | 2552 | rm -f conftest* |
2553 | ||
7d804f04 | 2554 | # Decide which environment variable is used to find dynamic libraries. |
949b0daa | 2555 | case "${host}" in |
2556 | *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;; | |
b2240ff6 | 2557 | *-*-darwin*) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;; |
7d804f04 | 2558 | *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;; |
949b0daa | 2559 | *) RPATH_ENVVAR=LD_LIBRARY_PATH ;; |
2560 | esac | |
949b0daa | 2561 | |
7d804f04 | 2562 | # On systems where the dynamic library environment variable is PATH, |
2563 | # gcc/ will put dynamic libraries into a subdirectory to avoid adding | |
2564 | # built executables to PATH. | |
2565 | if test "$RPATH_ENVVAR" = PATH; then | |
2566 | GCC_SHLIB_SUBDIR=/shlib | |
2567 | else | |
2568 | GCC_SHLIB_SUBDIR= | |
2569 | fi | |
2570 | ||
ee055341 | 2571 | # Adjust the toplevel makefile according to whether bootstrap was selected. |
2572 | case $enable_bootstrap in | |
2573 | yes) | |
2574 | bootstrap_suffix=bootstrap | |
2575 | BUILD_CONFIG=bootstrap-debug | |
2576 | ;; | |
2577 | no) | |
2578 | bootstrap_suffix=no-bootstrap | |
2579 | BUILD_CONFIG= | |
2580 | ;; | |
2581 | esac | |
2582 | ||
2583 | AC_MSG_CHECKING(for default BUILD_CONFIG) | |
2584 | ||
2585 | AC_ARG_WITH([build-config], | |
2586 | [AS_HELP_STRING([--with-build-config='NAME NAME2...'], | |
2587 | [use config/NAME.mk build configuration])], | |
2588 | [case $with_build_config in | |
2589 | yes) with_build_config= ;; | |
2590 | no) with_build_config= BUILD_CONFIG= ;; | |
2591 | esac]) | |
2592 | ||
2593 | if test "x${with_build_config}" != x; then | |
2594 | BUILD_CONFIG=$with_build_config | |
2595 | else | |
2596 | case $BUILD_CONFIG in | |
2597 | bootstrap-debug) | |
2598 | if echo "int f (void) { return 0; }" > conftest.c && | |
2599 | ${CC} -c conftest.c && | |
2600 | mv conftest.o conftest.o.g0 && | |
2601 | ${CC} -c -g conftest.c && | |
2602 | mv conftest.o conftest.o.g && | |
2603 | ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then | |
2604 | : | |
2605 | else | |
2606 | BUILD_CONFIG= | |
2607 | fi | |
2608 | rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g | |
2609 | ;; | |
2610 | esac | |
2611 | fi | |
2612 | AC_MSG_RESULT($BUILD_CONFIG) | |
2613 | AC_SUBST(BUILD_CONFIG) | |
2614 | ||
2615 | # Use same top-level configure hooks in libgcc/libstdc++/libvtv. | |
2616 | AC_MSG_CHECKING([for --enable-vtable-verify]) | |
2617 | AC_ARG_ENABLE(vtable-verify, | |
2618 | [ --enable-vtable-verify Enable vtable verification feature ], | |
2619 | [case "$enableval" in | |
2620 | yes) enable_vtable_verify=yes ;; | |
2621 | no) enable_vtable_verify=no ;; | |
2622 | *) enable_vtable_verify=no;; | |
2623 | esac], | |
2624 | [enable_vtable_verify=no]) | |
2625 | AC_MSG_RESULT($enable_vtable_verify) | |
2626 | ||
805e22b2 | 2627 | # Record target_configdirs and the configure arguments for target and |
2628 | # build configuration in Makefile. | |
2629 | target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'` | |
2f8725b0 | 2630 | build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'` |
f4ae1a00 | 2631 | bootstrap_fixincludes=no |
805e22b2 | 2632 | |
5c96a839 | 2633 | # If we are building libgomp, bootstrap it. |
2634 | if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then | |
2635 | bootstrap_target_libs=${bootstrap_target_libs}target-libgomp, | |
2636 | fi | |
2637 | ||
ee055341 | 2638 | # If we are building libsanitizer and $BUILD_CONFIG contains bootstrap-asan |
2639 | # or bootstrap-ubsan, bootstrap it. | |
2640 | if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1; then | |
2641 | case "$BUILD_CONFIG" in | |
2642 | *bootstrap-asan* | *bootstrap-ubsan* ) | |
2643 | bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer, | |
f4ae1a00 | 2644 | bootstrap_fixincludes=yes |
ee055341 | 2645 | ;; |
2646 | esac | |
579abfee | 2647 | fi |
2648 | ||
ee055341 | 2649 | # If we are building libvtv and --enable-vtable-verify, bootstrap it. |
2650 | if echo " ${target_configdirs} " | grep " libvtv " > /dev/null 2>&1 && | |
2651 | test "$enable_vtable_verify" != no; then | |
b710ec85 | 2652 | bootstrap_target_libs=${bootstrap_target_libs}target-libvtv, |
2653 | fi | |
2654 | ||
805e22b2 | 2655 | # Determine whether gdb needs tk/tcl or not. |
2656 | # Use 'maybe' since enable_gdbtk might be true even if tk isn't available | |
2657 | # and in that case we want gdb to be built without tk. Ugh! | |
2658 | # In fact I believe gdb is the *only* package directly dependent on tk, | |
2659 | # so we should be able to put the 'maybe's in unconditionally and | |
2660 | # leave out the maybe dependencies when enable_gdbtk is false. I'm not | |
2661 | # 100% sure that that's safe though. | |
8fdaf281 | 2662 | |
f843f075 | 2663 | gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui" |
805e22b2 | 2664 | case "$enable_gdbtk" in |
2665 | no) | |
2666 | GDB_TK="" ;; | |
8fdaf281 | 2667 | yes) |
2668 | GDB_TK="${gdb_tk}" ;; | |
805e22b2 | 2669 | *) |
8fdaf281 | 2670 | # Only add the dependency on gdbtk when GDBtk is part of the gdb |
2671 | # distro. Eventually someone will fix this and move Insight, nee | |
2672 | # gdbtk to a separate directory. | |
2673 | if test -d ${srcdir}/gdb/gdbtk ; then | |
2674 | GDB_TK="${gdb_tk}" | |
2675 | else | |
2676 | GDB_TK="" | |
2677 | fi | |
2678 | ;; | |
805e22b2 | 2679 | esac |
415470be | 2680 | CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g` |
2681 | INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g` | |
805e22b2 | 2682 | |
01b41571 | 2683 | # Strip out unwanted targets. |
6f4f34a7 | 2684 | |
2685 | # While at that, we remove Makefiles if we were started for recursive | |
2686 | # configuration, so that the top-level Makefile reconfigures them, | |
2687 | # like we used to do when configure itself was recursive. | |
6f4f34a7 | 2688 | |
8bb79148 | 2689 | # Loop over modules. We used to use the "$extrasub" feature from Autoconf |
2690 | # but now we're fixing up the Makefile ourselves with the additional | |
2691 | # commands passed to AC_CONFIG_FILES. Use separate variables | |
2692 | # extrasub-{build,host,target} not because there is any reason to split | |
2693 | # the substitutions up that way, but only to remain below the limit of | |
2694 | # 99 commands in a script, for HP-UX sed. | |
2695 | # Do not nest @if/@endif pairs, because configure will not warn you at all. | |
6f4f34a7 | 2696 | |
7b5fee3e | 2697 | case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in |
2698 | yes:yes:*\ gold\ *:*,c++,*) ;; | |
2699 | yes:yes:*\ gold\ *:*) | |
2700 | AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages]) | |
2701 | ;; | |
2702 | esac | |
2703 | ||
8bb79148 | 2704 | extrasub_build= |
2f8725b0 | 2705 | for module in ${build_configdirs} ; do |
6f4f34a7 | 2706 | if test -z "${no_recursion}" \ |
2707 | && test -f ${build_subdir}/${module}/Makefile; then | |
2708 | echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure" | |
2709 | rm -f ${build_subdir}/${module}/Makefile | |
2710 | fi | |
8bb79148 | 2711 | extrasub_build="$extrasub_build |
01b41571 | 2712 | /^@if build-$module\$/d |
93f93279 | 2713 | /^@endif build-$module\$/d |
2714 | /^@if build-$module-$bootstrap_suffix\$/d | |
2715 | /^@endif build-$module-$bootstrap_suffix\$/d" | |
6f4f34a7 | 2716 | done |
8bb79148 | 2717 | extrasub_host= |
6f4f34a7 | 2718 | for module in ${configdirs} ; do |
9c19a746 | 2719 | if test -z "${no_recursion}"; then |
35d84d10 | 2720 | for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do |
9c19a746 | 2721 | if test -f ${file}; then |
2722 | echo 1>&2 "*** removing ${file} to force reconfigure" | |
2723 | rm -f ${file} | |
2724 | fi | |
2725 | done | |
6f4f34a7 | 2726 | fi |
f4ae1a00 | 2727 | case ${module},${bootstrap_fixincludes} in |
2728 | fixincludes,no) host_bootstrap_suffix=no-bootstrap ;; | |
2729 | *) host_bootstrap_suffix=$bootstrap_suffix ;; | |
2730 | esac | |
8bb79148 | 2731 | extrasub_host="$extrasub_host |
01b41571 | 2732 | /^@if $module\$/d |
93f93279 | 2733 | /^@endif $module\$/d |
f4ae1a00 | 2734 | /^@if $module-$host_bootstrap_suffix\$/d |
2735 | /^@endif $module-$host_bootstrap_suffix\$/d" | |
6f4f34a7 | 2736 | done |
8bb79148 | 2737 | extrasub_target= |
6f4f34a7 | 2738 | for module in ${target_configdirs} ; do |
2739 | if test -z "${no_recursion}" \ | |
2740 | && test -f ${target_subdir}/${module}/Makefile; then | |
2741 | echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure" | |
2742 | rm -f ${target_subdir}/${module}/Makefile | |
2743 | fi | |
7ab76cec | 2744 | |
2745 | # We only bootstrap target libraries listed in bootstrap_target_libs. | |
2746 | case $bootstrap_target_libs in | |
2747 | *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;; | |
2748 | *) target_bootstrap_suffix=no-bootstrap ;; | |
2749 | esac | |
2750 | ||
8bb79148 | 2751 | extrasub_target="$extrasub_target |
01b41571 | 2752 | /^@if target-$module\$/d |
93f93279 | 2753 | /^@endif target-$module\$/d |
7ab76cec | 2754 | /^@if target-$module-$target_bootstrap_suffix\$/d |
2755 | /^@endif target-$module-$target_bootstrap_suffix\$/d" | |
805e22b2 | 2756 | done |
54f0538b | 2757 | |
8bb79148 | 2758 | # Do the final fixup along with target modules. |
2759 | extrasub_target="$extrasub_target | |
01b41571 | 2760 | /^@if /,/^@endif /d" |
805e22b2 | 2761 | |
2762 | # Create the serialization dependencies. This uses a temporary file. | |
2763 | ||
11d8013a | 2764 | AC_ARG_ENABLE([serial-configure], |
8747a938 | 2765 | [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]], |
2766 | [force sequential configuration of | |
2767 | sub-packages for the host, target or build | |
2768 | machine, or all sub-packages])]) | |
622c1fa9 | 2769 | |
2770 | case ${enable_serial_configure} in | |
2771 | yes) | |
2772 | enable_serial_build_configure=yes | |
2773 | enable_serial_host_configure=yes | |
2774 | enable_serial_target_configure=yes | |
2775 | ;; | |
2776 | esac | |
11d8013a | 2777 | |
805e22b2 | 2778 | # These force 'configure's to be done one at a time, to avoid problems |
2779 | # with contention over a shared config.cache. | |
2780 | rm -f serdep.tmp | |
11d8013a | 2781 | echo '# serdep.tmp' > serdep.tmp |
805e22b2 | 2782 | olditem= |
622c1fa9 | 2783 | test "x${enable_serial_build_configure}" = xyes && |
805e22b2 | 2784 | for item in ${build_configdirs} ; do |
2785 | case ${olditem} in | |
2786 | "") ;; | |
11d8013a | 2787 | *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;; |
805e22b2 | 2788 | esac |
2789 | olditem=${item} | |
2790 | done | |
2791 | olditem= | |
622c1fa9 | 2792 | test "x${enable_serial_host_configure}" = xyes && |
805e22b2 | 2793 | for item in ${configdirs} ; do |
2794 | case ${olditem} in | |
2795 | "") ;; | |
11d8013a | 2796 | *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;; |
805e22b2 | 2797 | esac |
2798 | olditem=${item} | |
2799 | done | |
2800 | olditem= | |
622c1fa9 | 2801 | test "x${enable_serial_target_configure}" = xyes && |
805e22b2 | 2802 | for item in ${target_configdirs} ; do |
2803 | case ${olditem} in | |
2804 | "") ;; | |
11d8013a | 2805 | *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;; |
805e22b2 | 2806 | esac |
2807 | olditem=${item} | |
2808 | done | |
71ab34df | 2809 | serialization_dependencies=serdep.tmp |
2810 | AC_SUBST_FILE(serialization_dependencies) | |
949b0daa | 2811 | |
11d8013a | 2812 | # Base args. Strip norecursion, cache-file, srcdir, host, build, |
b30fcfae | 2813 | # target, nonopt, and variable assignments. These are the ones we |
412c2e81 | 2814 | # might not want to pass down to subconfigures. The exception being |
2815 | # --cache-file=/dev/null, which is used to turn off the use of cache | |
2816 | # files altogether, and which should be passed on to subconfigures. | |
2817 | # Also strip program-prefix, program-suffix, and program-transform-name, | |
2818 | # so that we can pass down a consistent program-transform-name. | |
b30fcfae | 2819 | baseargs= |
0e4d1862 | 2820 | tbaseargs= |
b30fcfae | 2821 | keep_next=no |
2822 | skip_next=no | |
2823 | eval "set -- $ac_configure_args" | |
4ff792a4 | 2824 | for ac_arg |
2825 | do | |
b30fcfae | 2826 | if test X"$skip_next" = X"yes"; then |
2827 | skip_next=no | |
2828 | continue | |
2829 | fi | |
2830 | if test X"$keep_next" = X"yes"; then | |
2831 | case $ac_arg in | |
2832 | *\'*) | |
2833 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2834 | esac | |
2835 | baseargs="$baseargs '$ac_arg'" | |
0e4d1862 | 2836 | tbaseargs="$tbaseargs '$ac_arg'" |
b30fcfae | 2837 | keep_next=no |
2838 | continue | |
2839 | fi | |
2840 | ||
2841 | # Handle separated arguments. Based on the logic generated by | |
2842 | # autoconf 2.59. | |
2843 | case $ac_arg in | |
2844 | *=* | --config-cache | -C | -disable-* | --disable-* \ | |
2845 | | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \ | |
2846 | | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \ | |
2847 | | -with-* | --with-* | -without-* | --without-* | --x) | |
2848 | separate_arg=no | |
2849 | ;; | |
2850 | -*) | |
2851 | separate_arg=yes | |
2852 | ;; | |
2853 | *) | |
2854 | separate_arg=no | |
2855 | ;; | |
2856 | esac | |
2857 | ||
0e4d1862 | 2858 | skip_targ=no |
2859 | case $ac_arg in | |
2860 | changequote(,) | |
2861 | --with-* | --without-*) | |
2862 | libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'` | |
2863 | ||
2864 | case $libopt in | |
2865 | *[-_]include) | |
2866 | lib=`echo "$libopt" | sed 's,[-_]include$,,'` | |
2867 | ;; | |
2868 | *[-_]lib) | |
2869 | lib=`echo "$libopt" | sed 's,[-_]lib$,,'` | |
2870 | ;; | |
2871 | *) | |
2872 | lib=$libopt | |
2873 | ;; | |
2874 | esac | |
2875 | changequote([,]) | |
2876 | ||
2877 | case $lib in | |
572cf1f7 | 2878 | mpc | mpfr | gmp | isl) |
0e4d1862 | 2879 | # If we're processing --with-$lib, --with-$lib-include or |
2880 | # --with-$lib-lib, for one of the libs above, and target is | |
2881 | # different from host, don't pass the current argument to any | |
2882 | # target library's configure. | |
2883 | if test x$is_cross_compiler = xyes; then | |
2884 | skip_targ=yes | |
2885 | fi | |
2886 | ;; | |
2887 | esac | |
2888 | ;; | |
2889 | esac | |
2890 | ||
b30fcfae | 2891 | case "$ac_arg" in |
412c2e81 | 2892 | --cache-file=/dev/null | \ |
2893 | -cache-file=/dev/null ) | |
2894 | # Handled here to avoid the test to skip args below. | |
2895 | baseargs="$baseargs '$ac_arg'" | |
0e4d1862 | 2896 | tbaseargs="$tbaseargs '$ac_arg'" |
412c2e81 | 2897 | # Assert: $separate_arg should always be no. |
2898 | keep_next=$separate_arg | |
2899 | ;; | |
b30fcfae | 2900 | --no*) |
2901 | continue | |
2902 | ;; | |
2903 | --c* | \ | |
2904 | --sr* | \ | |
2905 | --ho* | \ | |
2906 | --bu* | \ | |
2907 | --t* | \ | |
2908 | --program-* | \ | |
2909 | -cache_file* | \ | |
2910 | -srcdir* | \ | |
2911 | -host* | \ | |
2912 | -build* | \ | |
2913 | -target* | \ | |
2914 | -program-prefix* | \ | |
2915 | -program-suffix* | \ | |
2916 | -program-transform-name* ) | |
2917 | skip_next=$separate_arg | |
2918 | continue | |
2919 | ;; | |
2920 | -*) | |
2921 | # An option. Add it. | |
2922 | case $ac_arg in | |
2923 | *\'*) | |
2924 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2925 | esac | |
2926 | baseargs="$baseargs '$ac_arg'" | |
0e4d1862 | 2927 | if test X"$skip_targ" = Xno; then |
2928 | tbaseargs="$tbaseargs '$ac_arg'" | |
2929 | fi | |
b30fcfae | 2930 | keep_next=$separate_arg |
2931 | ;; | |
2932 | *) | |
2933 | # Either a variable assignment, or a nonopt (triplet). Don't | |
2934 | # pass it down; let the Makefile handle this. | |
2935 | continue | |
2936 | ;; | |
2937 | esac | |
2938 | done | |
2939 | # Remove the initial space we just introduced and, as these will be | |
2940 | # expanded by make, quote '$'. | |
2941 | baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'` | |
28e9041c | 2942 | |
fbfea1fa | 2943 | # Add in --program-transform-name, after --program-prefix and |
2944 | # --program-suffix have been applied to it. Autoconf has already | |
2945 | # doubled dollar signs and backslashes in program_transform_name; we want | |
2946 | # the backslashes un-doubled, and then the entire thing wrapped in single | |
2947 | # quotes, because this will be expanded first by make and then by the shell. | |
2948 | # Also, because we want to override the logic in subdir configure scripts to | |
2949 | # choose program_transform_name, replace any s,x,x, with s,y,y,. | |
2950 | sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out | |
2951 | ${program_transform_name} | |
2952 | EOF_SED | |
2953 | gcc_transform_name=`cat conftestsed.out` | |
2954 | rm -f conftestsed.out | |
2955 | baseargs="$baseargs --program-transform-name='${gcc_transform_name}'" | |
0e4d1862 | 2956 | tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'" |
af7bb0c0 | 2957 | if test "$silent" = yes; then |
2958 | baseargs="$baseargs --silent" | |
0e4d1862 | 2959 | tbaseargs="$tbaseargs --silent" |
af7bb0c0 | 2960 | fi |
cd2f3773 | 2961 | baseargs="$baseargs --disable-option-checking" |
0e4d1862 | 2962 | tbaseargs="$tbaseargs --disable-option-checking" |
fbfea1fa | 2963 | |
372a3f1e | 2964 | # Record and document user additions to sub configure arguments. |
2965 | AC_ARG_VAR([build_configargs], | |
2966 | [additional configure arguments for build directories]) | |
2967 | AC_ARG_VAR([host_configargs], | |
2968 | [additional configure arguments for host directories]) | |
2969 | AC_ARG_VAR([target_configargs], | |
2970 | [additional configure arguments for target directories]) | |
2971 | ||
31972771 | 2972 | # For the build-side libraries, we just need to pretend we're native, |
2973 | # and not use the same cache file. Multilibs are neither needed nor | |
b85b703b | 2974 | # desired. We can't even use the same cache file for all build-side |
2975 | # libraries, as they're compiled differently; some with C, some with | |
2976 | # C++ or with different feature-enabling options. | |
2977 | build_configargs="$build_configargs --cache-file=./config.cache ${baseargs}" | |
64d298c9 | 2978 | |
805e22b2 | 2979 | # For host modules, accept cache file option, or specification as blank. |
2980 | case "${cache_file}" in | |
2981 | "") # empty | |
2982 | cache_file_option="" ;; | |
71ab34df | 2983 | /* | [[A-Za-z]]:[[\\/]]* ) # absolute path |
805e22b2 | 2984 | cache_file_option="--cache-file=${cache_file}" ;; |
2985 | *) # relative path | |
2986 | cache_file_option="--cache-file=../${cache_file}" ;; | |
2987 | esac | |
2988 | ||
ba1081ef | 2989 | # Host dirs don't like to share a cache file either, horribly enough. |
2990 | # This seems to be due to autoconf 2.5x stupidity. | |
372a3f1e | 2991 | host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}" |
805e22b2 | 2992 | |
0e4d1862 | 2993 | target_configargs="$target_configargs ${tbaseargs}" |
31972771 | 2994 | |
28e9041c | 2995 | # Passing a --with-cross-host argument lets the target libraries know |
2996 | # whether they are being built with a cross-compiler or being built | |
2997 | # native. However, it would be better to use other mechanisms to make the | |
2998 | # sorts of decisions they want to make on this basis. Please consider | |
2999 | # this option to be deprecated. FIXME. | |
441f85dc | 3000 | if test x${is_cross_compiler} = xyes ; then |
b30fcfae | 3001 | target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}" |
28e9041c | 3002 | fi |
3003 | ||
87ebeb4c | 3004 | # Special user-friendly check for native x86_64-linux build, if |
3005 | # multilib is not explicitly enabled. | |
3006 | case "$target:$have_compiler:$host:$target:$enable_multilib" in | |
3007 | x86_64-*linux*:yes:$build:$build:) | |
3008 | # Make sure we have a developement environment that handles 32-bit | |
3009 | dev64=no | |
3010 | echo "int main () { return 0; }" > conftest.c | |
3011 | ${CC} -m32 -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
3012 | if test $? = 0 ; then | |
3013 | if test -s conftest || test -s conftest.exe ; then | |
3014 | dev64=yes | |
3015 | fi | |
3016 | fi | |
3017 | rm -f conftest* | |
3018 | if test x${dev64} != xyes ; then | |
3019 | AC_MSG_ERROR([I suspect your system does not have 32-bit developement libraries (libc and headers). If you have them, rerun configure with --enable-multilib. If you do not have them, and want to build a 64-bit-only compiler, rerun configure with --disable-multilib.]) | |
3020 | fi | |
3021 | ;; | |
3022 | esac | |
3023 | ||
59a40389 | 3024 | # Default to --enable-multilib. |
3025 | if test x${enable_multilib} = x ; then | |
3a7bfd0c | 3026 | target_configargs="--enable-multilib ${target_configargs}" |
59a40389 | 3027 | fi |
28e9041c | 3028 | |
ed37269d | 3029 | # Pass --with-newlib if appropriate. Note that target_configdirs has |
3030 | # changed from the earlier setting of with_newlib. | |
441f85dc | 3031 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then |
3a7bfd0c | 3032 | target_configargs="--with-newlib ${target_configargs}" |
ed37269d | 3033 | fi |
3034 | ||
74fef112 | 3035 | # Different target subdirs use different values of certain variables |
3036 | # (notably CXX). Worse, multilibs use *lots* of different values. | |
3037 | # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that | |
3038 | # it doesn't automatically accept command-line overrides of them. | |
3039 | # This means it's not safe for target subdirs to share a cache file, | |
3040 | # which is disgusting, but there you have it. Hopefully this can be | |
3041 | # fixed in future. It's still worthwhile to use a cache file for each | |
3042 | # directory. I think. | |
3043 | ||
a8abbd9d | 3044 | # Pass the appropriate --build, --host, --target and --cache-file arguments. |
3045 | # We need to pass --target, as newer autoconf's requires consistency | |
3046 | # for target_alias and gcc doesn't manage it consistently. | |
d45318b3 | 3047 | target_configargs="--cache-file=./config.cache ${target_configargs}" |
31972771 | 3048 | |
bc7af389 | 3049 | FLAGS_FOR_TARGET= |
753fca8a | 3050 | case " $target_configdirs " in |
681dbe98 | 3051 | *" newlib "*) |
3a7bfd0c | 3052 | case " $target_configargs " in |
681dbe98 | 3053 | *" --with-newlib "*) |
bc7af389 | 3054 | case "$target" in |
fe284774 | 3055 | *-cygwin*) |
db54564d | 3056 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -isystem $$s/winsup/cygwin/include' |
fe284774 | 3057 | ;; |
bc7af389 | 3058 | esac |
3059 | ||
e2bac683 | 3060 | # If we're not building GCC, don't discard standard headers. |
296a0f54 | 3061 | if test -d ${srcdir}/gcc; then |
32999451 | 3062 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc' |
e2bac683 | 3063 | |
3064 | if test "${build}" != "${host}"; then | |
3065 | # On Canadian crosses, CC_FOR_TARGET will have already been set | |
3066 | # by `configure', so we won't have an opportunity to add -Bgcc/ | |
3067 | # to it. This is right: we don't want to search that directory | |
3068 | # for binaries, but we want the header files in there, so add | |
3069 | # them explicitly. | |
e619f0a6 | 3070 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed' |
e2bac683 | 3071 | |
3072 | # Someone might think of using the pre-installed headers on | |
3073 | # Canadian crosses, in case the installed compiler is not fully | |
3074 | # compatible with the compiler being built. In this case, it | |
3075 | # would be better to flag an error than risking having | |
3076 | # incompatible object files being constructed. We can't | |
3077 | # guarantee that an error will be flagged, but let's hope the | |
3078 | # compiler will do it, when presented with incompatible header | |
3079 | # files. | |
3080 | fi | |
32999451 | 3081 | fi |
3082 | ||
df2ff48f | 3083 | case "${target}-${is_cross_compiler}" in |
f74ea578 | 3084 | i[[3456789]]86-*-linux*-no) |
df2ff48f | 3085 | # Here host == target, so we don't need to build gcc, |
3086 | # so we don't want to discard standard headers. | |
3087 | FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'` | |
df2ff48f | 3088 | ;; |
3089 | *) | |
3090 | # If we're building newlib, use its generic headers last, but search | |
3091 | # for any libc-related directories first (so make it the last -B | |
3092 | # switch). | |
3093 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include' | |
1c5767f1 | 3094 | |
3095 | # If we're building libgloss, find the startup file, simulator library | |
3096 | # and linker script. | |
3097 | case " $target_configdirs " in | |
3098 | *" libgloss "*) | |
3099 | # Look for startup file, simulator library and maybe linker script. | |
3100 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir" | |
3101 | # Look for libnosys.a in case the target needs it. | |
3102 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys' | |
3103 | # Most targets have the linker script in the source directory. | |
3104 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir" | |
3105 | ;; | |
3106 | esac | |
df2ff48f | 3107 | ;; |
3108 | esac | |
bc7af389 | 3109 | ;; |
681dbe98 | 3110 | esac |
3111 | ;; | |
bc7af389 | 3112 | esac |
fe284774 | 3113 | |
d6d689df | 3114 | case "$target" in |
fe284774 | 3115 | x86_64-*mingw* | *-w64-mingw*) |
3116 | # MinGW-w64 does not use newlib, nor does it use winsup. It may, | |
3117 | # however, use a symlink named 'mingw' in ${prefix} . | |
3118 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include' | |
3119 | ;; | |
3120 | *-mingw*) | |
3121 | # MinGW can't be handled as Cygwin above since it does not use newlib. | |
3122 | FLAGS_FOR_TARGET=$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' | |
3123 | ;; | |
d6d689df | 3124 | esac |
32999451 | 3125 | |
d8e9ea04 | 3126 | # Allow the user to override the flags for |
3127 | # our build compiler if desired. | |
823e8b8d | 3128 | if test x"${build}" = x"${host}" ; then |
3129 | CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}} | |
3130 | CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}} | |
3131 | LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}} | |
3132 | fi | |
d8e9ea04 | 3133 | |
32999451 | 3134 | # On Canadian crosses, we'll be searching the right directories for |
3135 | # the previously-installed cross compiler, so don't bother to add | |
3136 | # flags for directories within the install tree of the compiler | |
3137 | # being built; programs in there won't even run. | |
296a0f54 | 3138 | if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then |
bc7af389 | 3139 | # Search for pre-installed headers if nothing else fits. |
5750c7d4 | 3140 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include' |
bc7af389 | 3141 | fi |
32999451 | 3142 | |
753fca8a | 3143 | if test "x${use_gnu_ld}" = x && |
13b1b53a | 3144 | echo " ${configdirs} " | grep " ld " > /dev/null ; then |
bc7af389 | 3145 | # Arrange for us to find uninstalled linker scripts. |
c1eb9e31 | 3146 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld' |
bc7af389 | 3147 | fi |
3148 | ||
24714a39 | 3149 | # Search for other target-specific linker scripts and such. |
3150 | case "${target}" in | |
38d7211b | 3151 | mep*) |
3152 | FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary" | |
3153 | ;; | |
24714a39 | 3154 | esac |
3155 | ||
71ab34df | 3156 | # Makefile fragments. |
03c65091 | 3157 | for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag; |
3158 | do | |
3159 | eval fragval=\$$frag | |
3160 | if test $fragval != /dev/null; then | |
3161 | eval $frag=${srcdir}/$fragval | |
3162 | fi | |
3163 | done | |
71ab34df | 3164 | AC_SUBST_FILE(host_makefile_frag) |
3165 | AC_SUBST_FILE(target_makefile_frag) | |
3166 | AC_SUBST_FILE(alphaieee_frag) | |
3167 | AC_SUBST_FILE(ospace_frag) | |
3168 | ||
3169 | # Miscellanea: directories, flags, etc. | |
71ab34df | 3170 | AC_SUBST(RPATH_ENVVAR) |
7d804f04 | 3171 | AC_SUBST(GCC_SHLIB_SUBDIR) |
71ab34df | 3172 | AC_SUBST(tooldir) |
3173 | AC_SUBST(build_tooldir) | |
415470be | 3174 | AC_SUBST(CONFIGURE_GDB_TK) |
71ab34df | 3175 | AC_SUBST(GDB_TK) |
415470be | 3176 | AC_SUBST(INSTALL_GDB_TK) |
71ab34df | 3177 | |
3178 | # Build module lists & subconfigure args. | |
71ab34df | 3179 | AC_SUBST(build_configargs) |
2f8725b0 | 3180 | AC_SUBST(build_configdirs) |
71ab34df | 3181 | |
3182 | # Host module lists & subconfigure args. | |
3183 | AC_SUBST(host_configargs) | |
3184 | AC_SUBST(configdirs) | |
1fda3360 | 3185 | AC_SUBST(target_configdirs) |
71ab34df | 3186 | |
3187 | # Target module lists & subconfigure args. | |
71ab34df | 3188 | AC_SUBST(target_configargs) |
7601142f | 3189 | |
71ab34df | 3190 | |
3191 | # Build tools. | |
93c5e793 | 3192 | AC_SUBST(AR_FOR_BUILD) |
3193 | AC_SUBST(AS_FOR_BUILD) | |
71ab34df | 3194 | AC_SUBST(CC_FOR_BUILD) |
93c5e793 | 3195 | AC_SUBST(CFLAGS_FOR_BUILD) |
3196 | AC_SUBST(CXXFLAGS_FOR_BUILD) | |
3197 | AC_SUBST(CXX_FOR_BUILD) | |
3198 | AC_SUBST(DLLTOOL_FOR_BUILD) | |
3199 | AC_SUBST(GCJ_FOR_BUILD) | |
3200 | AC_SUBST(GFORTRAN_FOR_BUILD) | |
5ff5b630 | 3201 | AC_SUBST(GOC_FOR_BUILD) |
93c5e793 | 3202 | AC_SUBST(LDFLAGS_FOR_BUILD) |
3203 | AC_SUBST(LD_FOR_BUILD) | |
3204 | AC_SUBST(NM_FOR_BUILD) | |
3205 | AC_SUBST(RANLIB_FOR_BUILD) | |
3206 | AC_SUBST(WINDMC_FOR_BUILD) | |
3207 | AC_SUBST(WINDRES_FOR_BUILD) | |
71ab34df | 3208 | |
f5aebe3e | 3209 | # Generate default definitions for YACC, M4, LEX and other programs that run |
3210 | # on the build machine. These are used if the Makefile can't locate these | |
3211 | # programs in objdir. | |
3212 | MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing | |
3213 | ||
3214 | AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y]) | |
3215 | case " $build_configdirs " in | |
3216 | *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;; | |
f5aebe3e | 3217 | esac |
3218 | ||
3219 | AC_CHECK_PROGS([BISON], [bison], [$MISSING bison]) | |
3220 | case " $build_configdirs " in | |
3221 | *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;; | |
3222 | esac | |
3223 | ||
3224 | AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4]) | |
3225 | case " $build_configdirs " in | |
3226 | *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;; | |
3227 | esac | |
3228 | ||
3229 | AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex]) | |
3230 | case " $build_configdirs " in | |
3231 | *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3232 | *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;; | |
3233 | esac | |
3234 | ||
3235 | AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex]) | |
3236 | case " $build_configdirs " in | |
3237 | *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3238 | esac | |
3239 | ||
3240 | AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo]) | |
3241 | case " $build_configdirs " in | |
3242 | *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;; | |
3243 | *) | |
3244 | changequote(,) | |
03caadda | 3245 | # For an installed makeinfo, we require it to be from texinfo 4.7 or |
f5aebe3e | 3246 | # higher, else we use the "missing" dummy. |
3247 | if ${MAKEINFO} --version \ | |
03caadda | 3248 | | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then |
f5aebe3e | 3249 | : |
3250 | else | |
3251 | MAKEINFO="$MISSING makeinfo" | |
3252 | fi | |
3253 | ;; | |
3254 | changequote([,]) | |
3255 | esac | |
3256 | ||
3257 | # FIXME: expect and dejagnu may become build tools? | |
3258 | ||
3259 | AC_CHECK_PROGS(EXPECT, expect, expect) | |
3260 | case " $configdirs " in | |
3261 | *" expect "*) | |
3262 | test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect' | |
3263 | ;; | |
3264 | esac | |
3265 | ||
3266 | AC_CHECK_PROGS(RUNTEST, runtest, runtest) | |
3267 | case " $configdirs " in | |
3268 | *" dejagnu "*) | |
8d365775 | 3269 | test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest' |
f5aebe3e | 3270 | ;; |
3271 | esac | |
3272 | ||
3273 | ||
71ab34df | 3274 | # Host tools. |
768691b5 | 3275 | NCN_STRICT_CHECK_TOOLS(AR, ar) |
3276 | NCN_STRICT_CHECK_TOOLS(AS, as) | |
3277 | NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool) | |
3278 | NCN_STRICT_CHECK_TOOLS(LD, ld) | |
f5aebe3e | 3279 | NCN_STRICT_CHECK_TOOLS(LIPO, lipo) |
768691b5 | 3280 | NCN_STRICT_CHECK_TOOLS(NM, nm) |
68645a6b | 3281 | NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true) |
3282 | NCN_STRICT_CHECK_TOOLS(STRIP, strip, true) | |
768691b5 | 3283 | NCN_STRICT_CHECK_TOOLS(WINDRES, windres) |
75d6a0a9 | 3284 | NCN_STRICT_CHECK_TOOLS(WINDMC, windmc) |
768691b5 | 3285 | NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy) |
3286 | NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump) | |
3f71364d | 3287 | NCN_STRICT_CHECK_TOOLS(READELF, readelf) |
71ab34df | 3288 | AC_SUBST(CC) |
3289 | AC_SUBST(CXX) | |
3290 | AC_SUBST(CFLAGS) | |
3291 | AC_SUBST(CXXFLAGS) | |
71ab34df | 3292 | |
f5aebe3e | 3293 | # Target tools. |
c47832b1 | 3294 | AC_ARG_WITH([build-time-tools], |
8747a938 | 3295 | [AS_HELP_STRING([--with-build-time-tools=PATH], |
3296 | [use given path to find target tools during the build])], | |
c47832b1 | 3297 | [case x"$withval" in |
3298 | x/*) ;; | |
3299 | *) | |
3300 | with_build_time_tools= | |
3301 | AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path]) | |
3302 | ;; | |
3303 | esac], | |
3304 | [with_build_time_tools=]) | |
3305 | ||
768691b5 | 3306 | NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc) |
3307 | NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx) | |
768691b5 | 3308 | NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET}) |
3309 | NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj) | |
3310 | NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran) | |
5ff5b630 | 3311 | NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo) |
c47832b1 | 3312 | |
3313 | ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar) | |
3314 | ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as) | |
3315 | ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool) | |
3316 | ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld) | |
3317 | ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo) | |
3318 | ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm) | |
3319 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump) | |
68645a6b | 3320 | ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib) |
3f71364d | 3321 | ACX_CHECK_INSTALLED_TARGET_TOOL(READELF_FOR_TARGET, readelf) |
c47832b1 | 3322 | ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip) |
3323 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres) | |
75d6a0a9 | 3324 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc) |
ef8184c7 | 3325 | |
f5aebe3e | 3326 | RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET" |
3327 | ||
3328 | GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar]) | |
3329 | GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new]) | |
3330 | GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
fb093ce7 | 3331 | dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS |
f5aebe3e | 3332 | GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX, |
b710ec85 | 3333 | [gcc/xg++ -B$$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$$r/$(TARGET_SUBDIR)/libstdc++-v3/libsupc++/.libs], |
f5aebe3e | 3334 | c++) |
3335 | GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX, | |
b710ec85 | 3336 | [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/libsupc++/.libs], |
f5aebe3e | 3337 | c++) |
3338 | GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool]) | |
3339 | GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
3340 | GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ, | |
3341 | [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java) | |
3342 | GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN, | |
3343 | [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran) | |
5ff5b630 | 3344 | GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC, |
3345 | [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go) | |
f5aebe3e | 3346 | GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new]) |
3347 | GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO) | |
3348 | GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new]) | |
3349 | GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump]) | |
3350 | GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib]) | |
3f71364d | 3351 | GCC_TARGET_TOOL(readelf, READELF_FOR_TARGET, READELF, [binutils/readelf]) |
2b7a4d59 | 3352 | GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new]) |
f5aebe3e | 3353 | GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres]) |
75d6a0a9 | 3354 | GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc]) |
ef8184c7 | 3355 | |
f5aebe3e | 3356 | AC_SUBST(FLAGS_FOR_TARGET) |
ef8184c7 | 3357 | AC_SUBST(RAW_CXX_FOR_TARGET) |
49aae208 | 3358 | |
71ab34df | 3359 | # Certain tools may need extra flags. |
3360 | AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target} | |
3361 | RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target} | |
3362 | NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target} | |
28e9041c | 3363 | |
f5aebe3e | 3364 | # When building target libraries, except in a Canadian cross, we use |
3365 | # the same toolchain as the compiler we just built. | |
3366 | COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)' | |
3367 | COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)' | |
3368 | COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)' | |
3369 | if test $host = $build; then | |
3370 | case " $configdirs " in | |
3371 | *" gcc "*) | |
3372 | COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as' | |
3373 | COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld' | |
3374 | COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target} | |
3375 | ;; | |
3376 | esac | |
3377 | fi | |
3378 | ||
3379 | AC_SUBST(COMPILER_AS_FOR_TARGET) | |
3380 | AC_SUBST(COMPILER_LD_FOR_TARGET) | |
3381 | AC_SUBST(COMPILER_NM_FOR_TARGET) | |
3382 | ||
3290c0cf | 3383 | AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) |
3384 | AC_ARG_ENABLE(maintainer-mode, | |
8747a938 | 3385 | [AS_HELP_STRING([--enable-maintainer-mode], |
3386 | [enable make rules and dependencies not useful | |
3387 | (and sometimes confusing) to the casual installer])], | |
3290c0cf | 3388 | USE_MAINTAINER_MODE=$enableval, |
3389 | USE_MAINTAINER_MODE=no) | |
3390 | AC_MSG_RESULT($USE_MAINTAINER_MODE) | |
3391 | AC_SUBST(MAINTAINER_MODE_TRUE) | |
3392 | AC_SUBST(MAINTAINER_MODE_FALSE) | |
3393 | if test "$USE_MAINTAINER_MODE" = yes; then | |
3394 | MAINTAINER_MODE_TRUE= | |
3395 | MAINTAINER_MODE_FALSE='#' | |
3396 | else | |
3397 | MAINTAINER_MODE_TRUE='#' | |
3398 | MAINTAINER_MODE_FALSE= | |
3399 | fi | |
3400 | MAINT=$MAINTAINER_MODE_TRUE | |
3401 | AC_SUBST(MAINT)dnl | |
3402 | ||
2d64c2fd | 3403 | # --------------------- |
3404 | # GCC bootstrap support | |
3405 | # --------------------- | |
3406 | ||
3407 | # Stage specific cflags for build. | |
3408 | stage1_cflags="-g" | |
3409 | case $build in | |
3410 | vax-*-*) | |
3411 | case ${GCC} in | |
3412 | yes) stage1_cflags="-g -Wa,-J" ;; | |
3413 | *) stage1_cflags="-g -J" ;; | |
3414 | esac ;; | |
2d64c2fd | 3415 | esac |
f508ba97 | 3416 | |
2d64c2fd | 3417 | AC_SUBST(stage1_cflags) |
3418 | ||
39f34cfc | 3419 | # Enable --enable-checking in stage1 of the compiler. |
3420 | AC_ARG_ENABLE(stage1-checking, | |
8747a938 | 3421 | [AS_HELP_STRING([[--enable-stage1-checking[=all]]], |
3422 | [choose additional checking for stage1 of the compiler])], | |
39f34cfc | 3423 | [stage1_checking=--enable-checking=${enable_stage1_checking}], |
f6be6a96 | 3424 | [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then |
f03e0ae4 | 3425 | stage1_checking=--enable-checking=yes,types |
39f34cfc | 3426 | else |
f6be6a96 | 3427 | stage1_checking=--enable-checking=$enable_checking,types |
39f34cfc | 3428 | fi]) |
3429 | AC_SUBST(stage1_checking) | |
3430 | ||
2d64c2fd | 3431 | # Enable -Werror in bootstrap stage2 and later. |
2d64c2fd | 3432 | AC_ARG_ENABLE(werror, |
8747a938 | 3433 | [AS_HELP_STRING([--enable-werror], |
3434 | [enable -Werror in bootstrap stage2 and later])], [], | |
dd979235 | 3435 | [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then |
dc914c6d | 3436 | enable_werror=yes |
3437 | else | |
3438 | enable_werror=no | |
3439 | fi]) | |
c0c5068d | 3440 | case ${enable_werror} in |
3441 | yes) stage2_werror_flag="--enable-werror-always" ;; | |
3442 | *) stage2_werror_flag="" ;; | |
2d64c2fd | 3443 | esac |
c0c5068d | 3444 | AC_SUBST(stage2_werror_flag) |
2d64c2fd | 3445 | |
2bd17377 | 3446 | # Enable --enable-host-shared. |
3447 | AC_ARG_ENABLE(host-shared, | |
3448 | [AS_HELP_STRING([--enable-host-shared], | |
3449 | [build host code as shared libraries])], | |
3450 | [host_shared=$enableval], [host_shared=no]) | |
3451 | AC_SUBST(host_shared) | |
3452 | ||
6fe86052 | 3453 | # Specify what files to not compare during bootstrap. |
3454 | ||
3455 | compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*" | |
3456 | case "$target" in | |
3457 | hppa*64*-*-hpux*) ;; | |
3458 | hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;; | |
286256c7 | 3459 | powerpc*-ibm-aix*) compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/* | *libgomp*\$(objext)" ;; |
6fe86052 | 3460 | esac |
3461 | AC_SUBST(compare_exclusions) | |
3462 | ||
8bb79148 | 3463 | AC_CONFIG_FILES([Makefile], |
3464 | [sed "$extrasub_build" Makefile | | |
3465 | sed "$extrasub_host" | | |
3466 | sed "$extrasub_target" > mf$$ | |
3467 | mv -f mf$$ Makefile], | |
3468 | [extrasub_build="$extrasub_build" | |
3469 | extrasub_host="$extrasub_host" | |
3470 | extrasub_target="$extrasub_target"]) | |
3471 | AC_OUTPUT |