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77ae4d79 | 1 | # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, |
9b31ae9c | 2 | # 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, |
3 | # 2014, 2015 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". |
dcfe52b6 | 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 gotools" |
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 \ |
202baac8 | 165 | target-libmpx \ |
0d55f4d0 | 166 | target-libssp \ |
87969c8c | 167 | target-libquadmath \ |
4ee9c684 | 168 | target-libgfortran \ |
dd6d3a67 | 169 | target-boehm-gc \ |
cdfc500e | 170 | ${libgcj} \ |
93341878 | 171 | target-libobjc \ |
5ff5b630 | 172 | target-libada \ |
173 | target-libgo" | |
28e9041c | 174 | |
328637e8 | 175 | # these tools are built using the target libraries, and are intended to |
176 | # run only in the target environment | |
28e9041c | 177 | # |
328637e8 | 178 | # note: any program that *uses* libraries that are in the "target_libraries" |
6c9785b4 | 179 | # list belongs in this list. |
28e9041c | 180 | # |
4fc99708 | 181 | target_tools="target-rda" |
28e9041c | 182 | |
183 | ################################################################################ | |
184 | ||
28e9041c | 185 | ## All tools belong in one of the four categories, and are assigned above |
186 | ## We assign ${configdirs} this way to remove all embedded newlines. This | |
187 | ## is important because configure will choke if they ever get through. | |
188 | ## ${configdirs} is directories we build using the host tools. | |
189 | ## ${target_configdirs} is directories we build using the target tools. | |
28e9041c | 190 | configdirs=`echo ${host_libs} ${host_tools}` |
328637e8 | 191 | target_configdirs=`echo ${target_libraries} ${target_tools}` |
2b59cb05 | 192 | build_configdirs=`echo ${build_libs} ${build_tools}` |
6f4f34a7 | 193 | |
d2d2630b | 194 | m4_divert_text([PARSE_ARGS], |
13d2f2b2 | 195 | [case $srcdir in |
196 | *" "*) | |
197 | m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl | |
198 | AC_MSG_ERROR([path to source, $srcdir, contains spaces]) | |
199 | m4_popdef([AS_MESSAGE_LOG_FD])dnl | |
200 | ;; | |
201 | esac | |
202 | ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'` | |
d2d2630b | 203 | ]) |
204 | ||
28e9041c | 205 | ################################################################################ |
206 | ||
28e9041c | 207 | srcname="gnu development package" |
208 | ||
209 | # This gets set non-empty for some net releases of packages. | |
210 | appdirs="" | |
211 | ||
99aa6b34 | 212 | # Define is_cross_compiler to save on calls to 'test'. |
213 | is_cross_compiler= | |
214 | if test x"${host}" = x"${target}" ; then | |
215 | is_cross_compiler=no | |
216 | else | |
217 | is_cross_compiler=yes | |
218 | fi | |
219 | ||
2f61b8ca | 220 | # Find the build and target subdir names. |
6f4f34a7 | 221 | GCC_TOPLEV_SUBDIRS |
04a2e841 | 222 | # Be sure to cover against remnants of an in-tree build. |
223 | if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then | |
224 | AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}. | |
225 | Use a pristine source tree when building in a separate tree]) | |
226 | fi | |
7bb9dd92 | 227 | |
13b1b53a | 228 | # Skipdirs are removed silently. |
229 | skipdirs= | |
230 | # Noconfigdirs are removed loudly. | |
231 | noconfigdirs="" | |
28e9041c | 232 | |
13b1b53a | 233 | use_gnu_ld= |
234 | # Make sure we don't let GNU ld be added if we didn't want it. | |
235 | if test x$with_gnu_ld = xno ; then | |
236 | use_gnu_ld=no | |
3d47fcf5 | 237 | noconfigdirs="$noconfigdirs ld gold" |
28e9041c | 238 | fi |
239 | ||
13b1b53a | 240 | use_gnu_as= |
241 | # Make sure we don't let GNU as be added if we didn't want it. | |
242 | if test x$with_gnu_as = xno ; then | |
243 | use_gnu_as=no | |
244 | noconfigdirs="$noconfigdirs gas" | |
28e9041c | 245 | fi |
246 | ||
7bfefa9d | 247 | use_included_zlib= |
248 | # Make sure we don't let ZLIB be added if we didn't want it. | |
249 | if test x$with_system_zlib = xyes ; then | |
250 | use_included_zlib=no | |
251 | noconfigdirs="$noconfigdirs zlib" | |
252 | fi | |
253 | ||
13b1b53a | 254 | # some tools are so dependent upon X11 that if we're not building with X, |
255 | # it's not even worth trying to configure, much less build, that tool. | |
28e9041c | 256 | |
13b1b53a | 257 | case ${with_x} in |
258 | yes | "") ;; # the default value for this tree is that X11 is available | |
f6c0123d | 259 | no) |
f843f075 | 260 | skipdirs="${skipdirs} tk itcl libgui" |
f6c0123d | 261 | # We won't be able to build gdbtk without X. |
262 | enable_gdbtk=no | |
263 | ;; | |
13b1b53a | 264 | *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;; |
265 | esac | |
28e9041c | 266 | |
6c9785b4 | 267 | # Some are only suitable for cross toolchains. |
2a1ac811 | 268 | # Remove these if host=target. |
269 | cross_only="target-libgloss target-newlib target-opcodes" | |
28e9041c | 270 | |
13b1b53a | 271 | case $is_cross_compiler in |
272 | no) skipdirs="${skipdirs} ${cross_only}" ;; | |
13b1b53a | 273 | esac |
28e9041c | 274 | |
4ff41e84 | 275 | # If both --with-headers and --with-libs are specified, default to |
276 | # --without-newlib. | |
3bdd04cc | 277 | if test x"${with_headers}" != x && test x"${with_headers}" != xno \ |
278 | && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
4ff41e84 | 279 | if test x"${with_newlib}" = x ; then |
280 | with_newlib=no | |
281 | fi | |
282 | fi | |
283 | ||
284 | # Recognize --with-newlib/--without-newlib. | |
285 | case ${with_newlib} in | |
286 | no) skipdirs="${skipdirs} target-newlib" ;; | |
287 | yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;; | |
288 | esac | |
289 | ||
a3d93be3 | 290 | AC_ARG_ENABLE(as-accelerator-for, |
291 | [AS_HELP_STRING([--enable-as-accelerator-for=ARG], | |
292 | [build as offload target compiler. | |
67cedda8 | 293 | Specify offload host triple by ARG])]) |
a3d93be3 | 294 | |
295 | AC_ARG_ENABLE(offload-targets, | |
296 | [AS_HELP_STRING([--enable-offload-targets=LIST], | |
297 | [enable offloading to devices from comma-separated LIST of | |
298 | TARGET[=DIR]. Use optional path to find offload target compiler | |
299 | during the build])], | |
300 | [ | |
301 | if test x"$enable_offload_targets" = x; then | |
302 | AC_MSG_ERROR([no offload targets specified]) | |
303 | fi | |
304 | ], [enable_offload_targets=]) | |
305 | ||
1e369e5f | 306 | # Handle --enable-gold, --enable-ld. |
307 | # --disable-gold [--enable-ld] | |
308 | # Build only ld. Default option. | |
85516948 | 309 | # --enable-gold [--enable-ld] |
310 | # Build both gold and ld. Install gold as "ld.gold", install ld | |
311 | # as "ld.bfd" and "ld". | |
312 | # --enable-gold=default [--enable-ld] | |
1e369e5f | 313 | # Build both gold and ld. Install gold as "ld.gold" and "ld", |
314 | # install ld as "ld.bfd". | |
315 | # --enable-gold[=default] --disable-ld | |
316 | # Build only gold, which is then installed as both "ld.gold" and "ld". | |
317 | # --enable-gold --enable-ld=default | |
85516948 | 318 | # Build both gold (installed as "ld.gold") and ld (installed as "ld" |
319 | # and ld.bfd). | |
1e369e5f | 320 | # In other words, ld is default |
321 | # --enable-gold=default --enable-ld=default | |
322 | # Error. | |
323 | ||
324 | default_ld= | |
3d47fcf5 | 325 | AC_ARG_ENABLE(gold, |
8747a938 | 326 | [AS_HELP_STRING([[--enable-gold[=ARG]]], |
327 | [build gold @<:@ARG={default,yes,no}@:>@])], | |
3d47fcf5 | 328 | ENABLE_GOLD=$enableval, |
329 | ENABLE_GOLD=no) | |
1e369e5f | 330 | case "${ENABLE_GOLD}" in |
331 | yes|default) | |
af7c5662 | 332 | # Check for ELF target. |
333 | is_elf=no | |
334 | case "${target}" in | |
335 | *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \ | |
e4c33dd2 | 336 | | *-*-linux* | *-*-gnu* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \ |
e3a1fe08 | 337 | | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \ |
9d36d513 | 338 | | *-*-solaris2* | *-*-nto* | *-*-nacl*) |
af7c5662 | 339 | case "${target}" in |
340 | *-*-linux*aout* | *-*-linux*oldld*) | |
341 | ;; | |
342 | *) | |
343 | is_elf=yes | |
344 | ;; | |
345 | esac | |
346 | esac | |
347 | ||
348 | if test "$is_elf" = "yes"; then | |
349 | # Check for target supported by gold. | |
3d47fcf5 | 350 | case "${target}" in |
58f62c51 | 351 | i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-* \ |
352 | | aarch64*-*-* | tilegx*-*-*) | |
1e369e5f | 353 | configdirs="$configdirs gold" |
354 | if test x${ENABLE_GOLD} = xdefault; then | |
355 | default_ld=gold | |
356 | fi | |
af7c5662 | 357 | ENABLE_GOLD=yes |
3d47fcf5 | 358 | ;; |
359 | esac | |
af7c5662 | 360 | fi |
361 | ;; | |
362 | no) | |
363 | ;; | |
364 | *) | |
365 | AC_MSG_ERROR([invalid --enable-gold argument]) | |
366 | ;; | |
1e369e5f | 367 | esac |
368 | ||
369 | AC_ARG_ENABLE(ld, | |
8747a938 | 370 | [AS_HELP_STRING([[--enable-ld[=ARG]]], |
371 | [build ld @<:@ARG={default,yes,no}@:>@])], | |
1e369e5f | 372 | ENABLE_LD=$enableval, |
373 | ENABLE_LD=yes) | |
374 | ||
375 | case "${ENABLE_LD}" in | |
376 | default) | |
85516948 | 377 | if test x${default_ld} != x; then |
1e369e5f | 378 | AC_MSG_ERROR([either gold or ld can be the default ld]) |
379 | fi | |
380 | ;; | |
381 | yes) | |
382 | ;; | |
383 | no) | |
384 | if test x${ENABLE_GOLD} != xyes; then | |
385 | AC_MSG_WARN([neither ld nor gold are enabled]) | |
386 | fi | |
387 | configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'` | |
388 | ;; | |
389 | *) | |
390 | AC_MSG_ERROR([invalid --enable-ld argument]) | |
391 | ;; | |
392 | esac | |
3d47fcf5 | 393 | |
28e9041c | 394 | # Configure extra directories which are host specific |
395 | ||
396 | case "${host}" in | |
13b1b53a | 397 | *-cygwin*) |
805e22b2 | 398 | configdirs="$configdirs libtermcap" ;; |
28e9041c | 399 | esac |
400 | ||
ff7dcf6a | 401 | # A target can indicate whether a language isn't supported for some reason. |
402 | # Only spaces may be used in this macro; not newlines or tabs. | |
403 | unsupported_languages= | |
404 | ||
28e9041c | 405 | # Remove more programs from consideration, based on the host or |
406 | # target this usually means that a port of the program doesn't | |
407 | # exist yet. | |
408 | ||
28e9041c | 409 | case "${host}" in |
b2240ff6 | 410 | i[[3456789]]86-*-msdosdjgpp*) |
e3a5e6ff | 411 | noconfigdirs="$noconfigdirs tcl tk itcl" |
ed37269d | 412 | ;; |
28e9041c | 413 | esac |
414 | ||
4ee9c684 | 415 | |
d9d975ae | 416 | AC_ARG_ENABLE(libquadmath, |
417 | AS_HELP_STRING([--disable-libquadmath], | |
418 | [do not build libquadmath directory]), | |
419 | ENABLE_LIBQUADMATH=$enableval, | |
420 | ENABLE_LIBQUADMATH=yes) | |
421 | if test "${ENABLE_LIBQUADMATH}" = "no" ; then | |
422 | noconfigdirs="$noconfigdirs target-libquadmath" | |
423 | fi | |
424 | ||
425 | ||
426 | AC_ARG_ENABLE(libquadmath-support, | |
427 | AS_HELP_STRING([--disable-libquadmath-support], | |
428 | [disable libquadmath support for Fortran]), | |
429 | ENABLE_LIBQUADMATH_SUPPORT=$enableval, | |
430 | ENABLE_LIBQUADMATH_SUPPORT=yes) | |
431 | enable_libquadmath_support= | |
432 | if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then | |
433 | enable_libquadmath_support=no | |
434 | fi | |
435 | ||
436 | ||
93341878 | 437 | AC_ARG_ENABLE(libada, |
8747a938 | 438 | [AS_HELP_STRING([--enable-libada], [build libada directory])], |
93341878 | 439 | ENABLE_LIBADA=$enableval, |
440 | ENABLE_LIBADA=yes) | |
441 | if test "${ENABLE_LIBADA}" != "yes" ; then | |
a136b23d | 442 | noconfigdirs="$noconfigdirs gnattools" |
93341878 | 443 | fi |
444 | ||
07da5214 | 445 | AC_ARG_ENABLE(libssp, |
8747a938 | 446 | [AS_HELP_STRING([--enable-libssp], [build libssp directory])], |
07da5214 | 447 | ENABLE_LIBSSP=$enableval, |
448 | ENABLE_LIBSSP=yes) | |
07da5214 | 449 | |
d3cf0a31 | 450 | AC_ARG_ENABLE(libstdcxx, |
451 | AS_HELP_STRING([--disable-libstdcxx], | |
452 | [do not build libstdc++-v3 directory]), | |
453 | ENABLE_LIBSTDCXX=$enableval, | |
454 | ENABLE_LIBSTDCXX=default) | |
455 | [if test "${ENABLE_LIBSTDCXX}" = "no" ; then | |
df148e44 | 456 | noconfigdirs="$noconfigdirs target-libstdc++-v3" |
d3cf0a31 | 457 | fi] |
458 | ||
d3a7dd32 | 459 | # If this is accelerator compiler and its target is intelmic we enable |
460 | # target liboffloadmic by default. If this is compiler with offloading | |
461 | # for intelmic we enable host liboffloadmic by default. Otherwise | |
462 | # liboffloadmic is disabled by default. | |
463 | AC_ARG_ENABLE([liboffloadmic], | |
464 | AC_HELP_STRING([[--enable-liboffloadmic[=ARG]]], | |
465 | [build liboffloadmic @<:@ARG={no,host,target}@:>@]), | |
466 | [case "$enableval" in | |
467 | no | host | target) | |
468 | enable_liboffloadmic=$enableval ;; | |
469 | *) | |
470 | AC_MSG_ERROR([--enable-liboffloadmic=no/host/target]) ;; | |
471 | esac], | |
67cedda8 | 472 | [if test x"$enable_as_accelerator_for" != x; then |
d3a7dd32 | 473 | case "${target}" in |
474 | *-intelmic-* | *-intelmicemul-*) | |
475 | enable_liboffloadmic=target | |
476 | extra_liboffloadmic_configure_flags="--enable-liboffloadmic=target" | |
477 | ;; | |
478 | *) | |
479 | enable_liboffloadmic=no | |
480 | ;; | |
481 | esac | |
482 | else | |
483 | case "${enable_offload_targets}" in | |
484 | *-intelmic-* | *-intelmicemul-*) | |
485 | enable_liboffloadmic=host | |
486 | extra_liboffloadmic_configure_flags="--enable-liboffloadmic=host" | |
487 | ;; | |
488 | *) | |
489 | enable_liboffloadmic=no | |
490 | ;; | |
491 | esac | |
492 | fi]) | |
493 | AC_SUBST(extra_liboffloadmic_configure_flags) | |
494 | ||
f7ec7829 | 495 | # Save it here so that, even in case of --enable-libgcj, if the Java |
496 | # front-end isn't enabled, we still get libgcj disabled. | |
497 | libgcj_saved=$libgcj | |
498 | case $enable_libgcj in | |
499 | yes) | |
500 | # If we reset it here, it won't get added to noconfigdirs in the | |
501 | # target-specific build rules, so it will be forcibly enabled | |
502 | # (unless the Java language itself isn't enabled). | |
503 | libgcj= | |
504 | ;; | |
505 | no) | |
506 | # Make sure we get it printed in the list of not supported target libs. | |
604a285a | 507 | # Don't disable libffi, though, other languages use it. |
508 | noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`" | |
8593ce89 | 509 | # Clear libgcj_saved so that even if java is enabled libffi won't be |
510 | # built. | |
511 | libgcj_saved= | |
f7ec7829 | 512 | ;; |
513 | esac | |
514 | ||
d7e52ac9 | 515 | AC_ARG_ENABLE(static-libjava, |
516 | [AS_HELP_STRING([[--enable-static-libjava[=ARG]]], | |
517 | [build static libjava @<:@default=no@:>@])], | |
518 | ENABLE_STATIC_LIBJAVA=$enableval, | |
519 | ENABLE_STATIC_LIBJAVA=no) | |
520 | enable_static_libjava= | |
521 | if test "${ENABLE_STATIC_LIBJAVA}" = "yes" ; then | |
522 | enable_static_libjava=yes | |
523 | fi | |
524 | ||
525 | if test x$enable_static_libjava != xyes ; then | |
526 | EXTRA_CONFIGARGS_LIBJAVA=--disable-static | |
527 | fi | |
528 | AC_SUBST(EXTRA_CONFIGARGS_LIBJAVA) | |
4ee9c684 | 529 | |
50996fe5 | 530 | # Disable libgomp on non POSIX hosted systems. |
531 | if test x$enable_libgomp = x ; then | |
1e8e9920 | 532 | # Enable libgomp by default on hosted POSIX systems. |
533 | case "${target}" in | |
3bef4012 | 534 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) |
1e8e9920 | 535 | ;; |
e3a1fe08 | 536 | *-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly*) |
1e8e9920 | 537 | ;; |
5641963c | 538 | *-*-solaris2* | *-*-hpux11*) |
1e8e9920 | 539 | ;; |
634efbee | 540 | *-*-darwin* | *-*-aix*) |
1e8e9920 | 541 | ;; |
542 | *) | |
543 | noconfigdirs="$noconfigdirs target-libgomp" | |
544 | ;; | |
545 | esac | |
50996fe5 | 546 | fi |
1e8e9920 | 547 | |
6db1d2ca | 548 | # Disable libatomic on unsupported systems. |
549 | if test -d ${srcdir}/libatomic; then | |
550 | if test x$enable_libatomic = x; then | |
551 | AC_MSG_CHECKING([for libatomic support]) | |
552 | if (srcdir=${srcdir}/libatomic; \ | |
553 | . ${srcdir}/configure.tgt; \ | |
554 | test -n "$UNSUPPORTED") | |
555 | then | |
556 | AC_MSG_RESULT([no]) | |
557 | noconfigdirs="$noconfigdirs target-libatomic" | |
558 | else | |
559 | AC_MSG_RESULT([yes]) | |
560 | fi | |
561 | fi | |
562 | fi | |
563 | ||
4710dd51 | 564 | # Disable libcilkrts on unsupported systems. |
565 | if test -d ${srcdir}/libcilkrts; then | |
566 | if test x$enable_libcilkrts = x; then | |
567 | AC_MSG_CHECKING([for libcilkrts support]) | |
568 | if (srcdir=${srcdir}/libcilkrts; \ | |
569 | . ${srcdir}/configure.tgt; \ | |
570 | test -n "$UNSUPPORTED") | |
571 | then | |
572 | AC_MSG_RESULT([no]) | |
573 | noconfigdirs="$noconfigdirs target-libcilkrts" | |
574 | else | |
575 | AC_MSG_RESULT([yes]) | |
576 | fi | |
577 | fi | |
578 | fi | |
579 | ||
d3a7dd32 | 580 | # Disable liboffloadmic on unsupported systems. |
581 | if test -d ${srcdir}/liboffloadmic; then | |
582 | if test x$enable_liboffloadmic != xno; then | |
583 | AC_MSG_CHECKING([for liboffloadmic support]) | |
584 | if (srcdir=${srcdir}/liboffloadmic; \ | |
585 | . ${srcdir}/configure.tgt; \ | |
586 | test -n "$UNSUPPORTED") | |
587 | then | |
588 | AC_MSG_RESULT([no]) | |
589 | noconfigdirs="$noconfigdirs target-liboffloadmic" | |
590 | else | |
591 | AC_MSG_RESULT([yes]) | |
592 | fi | |
593 | fi | |
594 | fi | |
595 | ||
42b15c81 | 596 | # Disable libitm on unsupported systems. |
597 | if test -d ${srcdir}/libitm; then | |
598 | if test x$enable_libitm = x; then | |
599 | AC_MSG_CHECKING([for libitm support]) | |
600 | if (srcdir=${srcdir}/libitm; \ | |
601 | . ${srcdir}/configure.tgt; \ | |
602 | test -n "$UNSUPPORTED") | |
603 | then | |
604 | AC_MSG_RESULT([no]) | |
605 | noconfigdirs="$noconfigdirs target-libitm" | |
606 | else | |
607 | AC_MSG_RESULT([yes]) | |
608 | fi | |
609 | fi | |
4c0315d0 | 610 | fi |
611 | ||
492e75a7 | 612 | # Disable libsanitizer on unsupported systems. |
613 | if test -d ${srcdir}/libsanitizer; then | |
614 | if test x$enable_libsanitizer = x; then | |
615 | AC_MSG_CHECKING([for libsanitizer support]) | |
616 | if (srcdir=${srcdir}/libsanitizer; \ | |
617 | . ${srcdir}/configure.tgt; \ | |
618 | test -n "$UNSUPPORTED") | |
619 | then | |
620 | AC_MSG_RESULT([no]) | |
621 | noconfigdirs="$noconfigdirs target-libsanitizer" | |
622 | else | |
623 | AC_MSG_RESULT([yes]) | |
624 | fi | |
625 | fi | |
626 | fi | |
627 | ||
b710ec85 | 628 | # Disable libvtv on unsupported systems. |
629 | if test -d ${srcdir}/libvtv; then | |
630 | if test x$enable_libvtv = x; then | |
631 | AC_MSG_CHECKING([for libvtv support]) | |
632 | if (srcdir=${srcdir}/libvtv; \ | |
633 | . ${srcdir}/configure.tgt; \ | |
6d0992e1 | 634 | test "$VTV_SUPPORTED" != "yes") |
b710ec85 | 635 | then |
636 | AC_MSG_RESULT([no]) | |
637 | noconfigdirs="$noconfigdirs target-libvtv" | |
638 | else | |
639 | AC_MSG_RESULT([yes]) | |
640 | fi | |
641 | fi | |
642 | fi | |
643 | ||
202baac8 | 644 | |
645 | # Enable libmpx on supported systems by request. | |
646 | if test -d ${srcdir}/libmpx; then | |
647 | if test x$enable_libmpx = xyes; then | |
648 | AC_MSG_CHECKING([for libmpx support]) | |
649 | if (srcdir=${srcdir}/libmpx; \ | |
650 | . ${srcdir}/configure.tgt; \ | |
651 | test "$LIBMPX_SUPPORTED" != "yes") | |
652 | then | |
653 | AC_MSG_RESULT([no]) | |
654 | noconfigdirs="$noconfigdirs target-libmpx" | |
655 | else | |
656 | AC_MSG_RESULT([yes]) | |
657 | fi | |
658 | else | |
659 | noconfigdirs="$noconfigdirs target-libmpx" | |
660 | fi | |
661 | fi | |
662 | ||
663 | ||
664 | ||
286256c7 | 665 | # Disable libquadmath for some systems. |
666 | case "${target}" in | |
c36ee471 | 667 | avr-*-*) |
668 | noconfigdirs="$noconfigdirs target-libquadmath" | |
669 | ;; | |
286256c7 | 670 | # libquadmath is unused on AIX and libquadmath build process use of |
671 | # LD_LIBRARY_PATH can break AIX bootstrap. | |
672 | powerpc-*-aix* | rs6000-*-aix*) | |
673 | noconfigdirs="$noconfigdirs target-libquadmath" | |
674 | ;; | |
675 | esac | |
676 | ||
d5831552 | 677 | # Disable libssp for some systems. |
678 | case "${target}" in | |
679 | avr-*-*) | |
76c19016 | 680 | # No hosted I/O support. |
d5831552 | 681 | noconfigdirs="$noconfigdirs target-libssp" |
682 | ;; | |
683 | powerpc-*-aix* | rs6000-*-aix*) | |
684 | noconfigdirs="$noconfigdirs target-libssp" | |
685 | ;; | |
78e515f7 | 686 | rl78-*-*) |
687 | # libssp uses a misaligned load to trigger a fault, but the RL78 | |
688 | # doesn't fault for those - instead, it gives a build-time error | |
689 | # for explicit misaligned loads. | |
690 | noconfigdirs="$noconfigdirs target-libssp" | |
691 | ;; | |
8992df51 | 692 | visium-*-*) |
693 | # No hosted I/O support. | |
694 | noconfigdirs="$noconfigdirs target-libssp" | |
695 | ;; | |
d5831552 | 696 | esac |
697 | ||
d5831552 | 698 | # Disable libstdc++-v3 for some systems. |
d3cf0a31 | 699 | # Allow user to override this if they pass --enable-libstdc++-v3 |
700 | if test "${ENABLE_LIBSTDCXX}" = "default" ; then | |
701 | case "${target}" in | |
702 | *-*-vxworks*) | |
703 | # VxWorks uses the Dinkumware C++ library. | |
704 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
705 | ;; | |
706 | arm*-wince-pe*) | |
707 | # the C++ libraries don't build on top of CE's C libraries | |
708 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
709 | ;; | |
710 | avr-*-*) | |
711 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
712 | ;; | |
713 | esac | |
714 | fi | |
d5831552 | 715 | |
716 | # Disable Fortran for some systems. | |
717 | case "${target}" in | |
718 | mmix-*-*) | |
719 | # See <http://gcc.gnu.org/ml/gcc-patches/2004-11/msg00572.html>. | |
720 | unsupported_languages="$unsupported_languages fortran" | |
721 | ;; | |
722 | esac | |
723 | ||
91b5b6ec | 724 | # Disable Java if libffi is not supported. |
f24be480 | 725 | case "${target}" in |
45e22a2e | 726 | aarch64-*-*) |
727 | ;; | |
91b5b6ec | 728 | alpha*-*-*) |
729 | ;; | |
730 | arm*-*-*) | |
731 | ;; | |
732 | cris-*-*) | |
733 | ;; | |
734 | frv-*-*) | |
735 | ;; | |
736 | hppa*-*-linux*) | |
737 | ;; | |
738 | hppa*-*-hpux*) | |
739 | ;; | |
740 | i?86-*-*) | |
741 | ;; | |
742 | ia64*-*-*) | |
743 | ;; | |
744 | m32r*-*-*) | |
745 | ;; | |
746 | m68k-*-*) | |
747 | ;; | |
5641963c | 748 | mips*-*-rtems*) |
91b5b6ec | 749 | ;; |
750 | mips*-*-linux*) | |
751 | ;; | |
752 | powerpc*-*-linux*) | |
753 | ;; | |
754 | powerpc-*-darwin*) | |
755 | ;; | |
756 | powerpc-*-aix* | rs6000-*-aix*) | |
757 | ;; | |
758 | powerpc-*-freebsd*) | |
759 | ;; | |
760 | powerpc64-*-freebsd*) | |
761 | ;; | |
762 | powerpc*-*-rtems*) | |
f24be480 | 763 | ;; |
91b5b6ec | 764 | s390-*-* | s390x-*-*) |
765 | ;; | |
766 | sh-*-* | sh[[34]]*-*-*) | |
767 | ;; | |
768 | sh64-*-* | sh5*-*-*) | |
769 | ;; | |
770 | sparc*-*-*) | |
771 | ;; | |
772 | x86_64-*-*) | |
773 | ;; | |
774 | *-*-*) | |
775 | unsupported_languages="$unsupported_languages java" | |
776 | ;; | |
777 | esac | |
778 | ||
779 | # Disable Java, libgcj or related libraries for some systems. | |
780 | case "${target}" in | |
f24be480 | 781 | powerpc-*-darwin*) |
782 | ;; | |
783 | i[[3456789]]86-*-darwin*) | |
784 | ;; | |
785 | x86_64-*-darwin[[912]]*) | |
786 | ;; | |
787 | *-*-darwin*) | |
788 | noconfigdirs="$noconfigdirs ${libgcj}" | |
789 | ;; | |
f24be480 | 790 | *-*-netware*) |
791 | noconfigdirs="$noconfigdirs ${libgcj}" | |
792 | ;; | |
793 | *-*-rtems*) | |
794 | noconfigdirs="$noconfigdirs ${libgcj}" | |
795 | ;; | |
796 | *-*-tpf*) | |
797 | noconfigdirs="$noconfigdirs ${libgcj}" | |
798 | ;; | |
799 | *-*-uclinux*) | |
800 | noconfigdirs="$noconfigdirs ${libgcj}" | |
801 | ;; | |
802 | *-*-vxworks*) | |
803 | noconfigdirs="$noconfigdirs ${libgcj}" | |
804 | ;; | |
f24be480 | 805 | alpha*-*-*vms*) |
806 | noconfigdirs="$noconfigdirs ${libgcj}" | |
807 | ;; | |
275d0a7c | 808 | arm*-*-freebsd*) |
809 | noconfigdirs="$noconfigdirs ${libgcj}" | |
810 | ;; | |
91b5b6ec | 811 | arm-wince-pe) |
f24be480 | 812 | noconfigdirs="$noconfigdirs ${libgcj}" |
813 | ;; | |
f24be480 | 814 | arm*-*-symbianelf*) |
815 | noconfigdirs="$noconfigdirs ${libgcj}" | |
816 | ;; | |
f24be480 | 817 | bfin-*-*) |
f24be480 | 818 | noconfigdirs="$noconfigdirs target-boehm-gc" |
819 | ;; | |
f24be480 | 820 | cris-*-* | crisv32-*-*) |
821 | unsupported_languages="$unsupported_languages java" | |
822 | case "${target}" in | |
823 | *-*-linux*) | |
824 | ;; | |
825 | *) # See PR46792 regarding target-libffi. | |
826 | noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";; | |
827 | esac | |
828 | ;; | |
f24be480 | 829 | hppa*64*-*-linux*) |
830 | # In this case, it's because the hppa64-linux target is for | |
831 | # the kernel only at this point and has no libc, and thus no | |
832 | # headers, crt*.o, etc., all of which are needed by these. | |
a7e330e9 | 833 | unsupported_languages="$unsupported_languages java" |
f24be480 | 834 | ;; |
a7e330e9 | 835 | hppa*64*-*-hpux*) |
f24be480 | 836 | noconfigdirs="$noconfigdirs ${libgcj}" |
837 | ;; | |
838 | hppa*-hp-hpux11*) | |
839 | ;; | |
a7e330e9 | 840 | hppa*-*-hpux*) |
f24be480 | 841 | # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't |
842 | # build on HP-UX 10.20. | |
843 | noconfigdirs="$noconfigdirs ${libgcj}" | |
844 | ;; | |
f24be480 | 845 | ia64*-*-*vms*) |
846 | noconfigdirs="$noconfigdirs ${libgcj}" | |
847 | ;; | |
f24be480 | 848 | i[[3456789]]86-w64-mingw*) |
849 | noconfigdirs="$noconfigdirs ${libgcj}" | |
850 | ;; | |
851 | i[[3456789]]86-*-mingw*) | |
852 | noconfigdirs="$noconfigdirs ${libgcj}" | |
853 | ;; | |
854 | x86_64-*-mingw*) | |
855 | noconfigdirs="$noconfigdirs ${libgcj}" | |
856 | ;; | |
f24be480 | 857 | mmix-*-*) |
858 | noconfigdirs="$noconfigdirs target-libffi target-boehm-gc" | |
f24be480 | 859 | ;; |
860 | powerpc-*-aix*) | |
861 | # copied from rs6000-*-* entry | |
862 | noconfigdirs="$noconfigdirs ${libgcj}" | |
863 | ;; | |
f24be480 | 864 | rs6000-*-aix*) |
865 | noconfigdirs="$noconfigdirs ${libgcj}" | |
866 | ;; | |
f24be480 | 867 | *-*-lynxos*) |
868 | noconfigdirs="$noconfigdirs ${libgcj}" | |
10e64fba | 869 | ;; |
f24be480 | 870 | esac |
871 | ||
10e64fba | 872 | # Disable the go frontend on systems where it is known to not work. Please keep |
873 | # this in sync with contrib/config-list.mk. | |
56242c27 | 874 | case "${target}" in |
875 | *-*-darwin* | *-*-cygwin* | *-*-mingw* | *-*-aix*) | |
876 | unsupported_languages="$unsupported_languages go" | |
877 | ;; | |
878 | esac | |
879 | ||
a6999726 | 880 | # Disable libgo for some systems where it is known to not work. |
881 | # For testing, you can easily override this with --enable-libgo. | |
882 | if test x$enable_libgo = x; then | |
883 | case "${target}" in | |
884 | *-*-darwin*) | |
885 | # PR 46986 | |
886 | noconfigdirs="$noconfigdirs target-libgo" | |
887 | ;; | |
888 | *-*-cygwin* | *-*-mingw*) | |
889 | noconfigdirs="$noconfigdirs target-libgo" | |
890 | ;; | |
891 | *-*-aix*) | |
892 | noconfigdirs="$noconfigdirs target-libgo" | |
893 | ;; | |
894 | esac | |
895 | fi | |
896 | ||
1c5767f1 | 897 | # Default libgloss CPU subdirectory. |
898 | libgloss_dir="$target_cpu" | |
4ee9c684 | 899 | |
e0942c78 | 900 | case "${target}" in |
901 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) | |
902 | libgloss_dir=wince | |
903 | ;; | |
e26fddfa | 904 | aarch64*-*-* ) |
905 | libgloss_dir=aarch64 | |
906 | ;; | |
e0942c78 | 907 | arm*-*-*) |
908 | libgloss_dir=arm | |
909 | ;; | |
910 | cris-*-* | crisv32-*-*) | |
911 | libgloss_dir=cris | |
912 | ;; | |
913 | hppa*-*-*) | |
914 | libgloss_dir=pa | |
915 | ;; | |
916 | i[[3456789]]86-*-*) | |
917 | libgloss_dir=i386 | |
918 | ;; | |
919 | m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*) | |
920 | libgloss_dir=m68hc11 | |
921 | ;; | |
922 | m68*-*-* | fido-*-*) | |
923 | libgloss_dir=m68k | |
924 | ;; | |
925 | mips*-*-*) | |
926 | libgloss_dir=mips | |
927 | ;; | |
928 | powerpc*-*-*) | |
929 | libgloss_dir=rs6000 | |
930 | ;; | |
931 | sparc*-*-*) | |
932 | libgloss_dir=sparc | |
933 | ;; | |
934 | esac | |
935 | ||
d556f192 | 936 | # Disable newlib and libgloss for various target OSes. |
28e9041c | 937 | case "${target}" in |
d556f192 | 938 | alpha*-dec-osf*) |
939 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
940 | ;; | |
941 | i[[3456789]]86-*-linux*) | |
942 | # This section makes it possible to build newlib natively on linux. | |
943 | # If we are using a cross compiler then don't configure newlib. | |
944 | if test x${is_cross_compiler} != xno ; then | |
945 | noconfigdirs="$noconfigdirs target-newlib" | |
946 | fi | |
947 | noconfigdirs="$noconfigdirs target-libgloss" | |
948 | # If we are not using a cross compiler, do configure newlib. | |
949 | # Note however, that newlib will only be configured in this situation | |
950 | # if the --with-newlib option has been given, because otherwise | |
951 | # 'target-newlib' will appear in skipdirs. | |
952 | ;; | |
953 | i[[3456789]]86-*-rdos*) | |
954 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
955 | ;; | |
956 | sh*-*-pe|mips*-*-pe|arm-wince-pe) | |
957 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
958 | ;; | |
959 | sparc-*-sunos4*) | |
960 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
961 | ;; | |
962 | *-*-aix*) | |
963 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
964 | ;; | |
965 | *-*-beos*) | |
966 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
967 | ;; | |
f6dd84a6 | 968 | *-*-chorusos) |
71559dce | 969 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
f6dd84a6 | 970 | ;; |
d556f192 | 971 | *-*-dragonfly*) |
972 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
973 | ;; | |
974 | *-*-freebsd*) | |
975 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
976 | ;; | |
977 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) | |
978 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
979 | ;; | |
980 | *-*-lynxos*) | |
981 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
982 | ;; | |
983 | *-*-mingw*) | |
984 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
985 | ;; | |
986 | *-*-netbsd*) | |
987 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
988 | ;; | |
989 | *-*-netware*) | |
990 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
991 | ;; | |
992 | *-*-tpf*) | |
993 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
994 | ;; | |
995 | *-*-uclinux*) | |
996 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
997 | ;; | |
998 | *-*-vxworks*) | |
999 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
1000 | ;; | |
1001 | esac | |
1002 | ||
1003 | case "${target}" in | |
1004 | *-*-chorusos) | |
1005 | ;; | |
40c500e1 | 1006 | powerpc-*-darwin*) |
dba2c8ea | 1007 | noconfigdirs="$noconfigdirs ld gas gdb gprof" |
d28caca4 | 1008 | noconfigdirs="$noconfigdirs sim target-rda" |
0894307c | 1009 | ;; |
ea864ded | 1010 | i[[3456789]]86-*-darwin*) |
1011 | noconfigdirs="$noconfigdirs ld gprof" | |
1012 | noconfigdirs="$noconfigdirs sim target-rda" | |
1013 | ;; | |
1014 | x86_64-*-darwin[[912]]*) | |
d9f9f3af | 1015 | noconfigdirs="$noconfigdirs ld gas gprof" |
1016 | noconfigdirs="$noconfigdirs sim target-rda" | |
1017 | ;; | |
fce068fd | 1018 | *-*-darwin*) |
1019 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
1020 | noconfigdirs="$noconfigdirs sim target-rda" | |
fce068fd | 1021 | ;; |
e3a1fe08 | 1022 | *-*-dragonfly*) |
e3a1fe08 | 1023 | ;; |
c01dd063 | 1024 | *-*-freebsd*) |
4ee9c684 | 1025 | if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \ |
1026 | && test -f /usr/local/include/gmp.h; then | |
1027 | with_gmp=/usr/local | |
1028 | fi | |
4ee9c684 | 1029 | ;; |
336577be | 1030 | *-*-kaos*) |
1031 | # Remove unsupported stuff on all kaOS configurations. | |
336577be | 1032 | noconfigdirs="$noconfigdirs target-libgloss" |
1033 | ;; | |
1602f15c | 1034 | *-*-netbsd*) |
1602f15c | 1035 | ;; |
634f7a13 | 1036 | *-*-netware*) |
28e9041c | 1037 | ;; |
952fead6 | 1038 | *-*-rtems*) |
f24be480 | 1039 | noconfigdirs="$noconfigdirs target-libgloss" |
3e78a7ce | 1040 | # this is not caught below because this stanza matches earlier |
1041 | case $target in | |
1042 | or1k*-*-*) noconfigdirs="$noconfigdirs gdb" ;; | |
1043 | esac | |
952fead6 | 1044 | ;; |
9f88bc9d | 1045 | # The tpf target doesn't support gdb yet. |
1046 | *-*-tpf*) | |
d556f192 | 1047 | noconfigdirs="$noconfigdirs gdb tcl tk libgui itcl" |
9f88bc9d | 1048 | ;; |
688429c4 | 1049 | *-*-uclinux*) |
d556f192 | 1050 | noconfigdirs="$noconfigdirs target-rda" |
688429c4 | 1051 | ;; |
28e9041c | 1052 | *-*-vxworks*) |
28e9041c | 1053 | ;; |
8c7cf808 | 1054 | alpha*-dec-osf*) |
ebd9f514 | 1055 | # ld works, but does not support shared libraries. |
28e9041c | 1056 | # gas doesn't generate exception information. |
d556f192 | 1057 | noconfigdirs="$noconfigdirs gas ld" |
28e9041c | 1058 | ;; |
1059 | alpha*-*-*vms*) | |
f24be480 | 1060 | noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss" |
28e9041c | 1061 | ;; |
1062 | alpha*-*-*) | |
1063 | # newlib is not 64 bit ready | |
f24be480 | 1064 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
28e9041c | 1065 | ;; |
8027f1d6 | 1066 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) |
f843f075 | 1067 | noconfigdirs="$noconfigdirs tcl tk itcl libgui sim" |
8027f1d6 | 1068 | ;; |
3c867e46 | 1069 | arc-*-*|arceb-*-*) |
17b3d2a8 | 1070 | noconfigdirs="$noconfigdirs target-libgloss" |
151ad919 | 1071 | ;; |
28e9041c | 1072 | arm-*-pe*) |
f24be480 | 1073 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1074 | ;; |
ed37269d | 1075 | arm-*-riscix*) |
71559dce | 1076 | noconfigdirs="$noconfigdirs ld target-libgloss" |
ed37269d | 1077 | ;; |
fd28e216 | 1078 | avr-*-rtems*) |
1079 | ;; | |
1080 | avr-*-*) | |
1081 | if test x${with_avrlibc} != xno; then | |
1082 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
1083 | fi | |
1084 | ;; | |
6c5e2f80 | 1085 | c4x-*-* | tic4x-*-*) |
71559dce | 1086 | noconfigdirs="$noconfigdirs target-libgloss" |
df2ff48f | 1087 | ;; |
71559dce | 1088 | tic54x-*-*) |
1089 | noconfigdirs="$noconfigdirs target-libgloss gdb" | |
df2ff48f | 1090 | ;; |
28e9041c | 1091 | d10v-*-*) |
71559dce | 1092 | noconfigdirs="$noconfigdirs target-libgloss" |
151ad919 | 1093 | ;; |
1094 | d30v-*-*) | |
71559dce | 1095 | noconfigdirs="$noconfigdirs gdb" |
28e9041c | 1096 | ;; |
f9254114 | 1097 | fr30-*-elf*) |
f24be480 | 1098 | noconfigdirs="$noconfigdirs gdb" |
f9254114 | 1099 | ;; |
ca2751b6 | 1100 | moxie-*-*) |
ca2751b6 | 1101 | noconfigdirs="$noconfigdirs gprof" |
1102 | ;; | |
df2ff48f | 1103 | h8300*-*-*) |
f24be480 | 1104 | noconfigdirs="$noconfigdirs target-libgloss" |
df2ff48f | 1105 | ;; |
28e9041c | 1106 | h8500-*-*) |
71559dce | 1107 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1108 | ;; |
6675f2d9 | 1109 | hppa1.1-*-osf* | hppa1.1-*-bsd* ) |
6675f2d9 | 1110 | ;; |
6bd59761 | 1111 | hppa*64*-*-linux*) |
954078d1 | 1112 | ;; |
99684e84 | 1113 | hppa*-*-linux*) |
08261f02 | 1114 | ;; |
28e9041c | 1115 | hppa*-*-*elf* | \ |
1ef89cd1 | 1116 | hppa*-*-lites* | \ |
dc0ea924 | 1117 | hppa*-*-openbsd* | \ |
1ef89cd1 | 1118 | hppa*64*-*-*) |
28e9041c | 1119 | ;; |
75d59721 | 1120 | hppa*-hp-hpux11*) |
6c9785b4 | 1121 | noconfigdirs="$noconfigdirs ld" |
75d59721 | 1122 | ;; |
1c5767f1 | 1123 | hppa*-*-pro*) |
1c5767f1 | 1124 | ;; |
28e9041c | 1125 | hppa*-*-*) |
f24be480 | 1126 | noconfigdirs="$noconfigdirs ld" |
151ad919 | 1127 | ;; |
4a9237fb | 1128 | i960-*-*) |
71559dce | 1129 | noconfigdirs="$noconfigdirs gdb" |
4a9237fb | 1130 | ;; |
151ad919 | 1131 | ia64*-*-elf*) |
1132 | # No gdb support yet. | |
6c9785b4 | 1133 | noconfigdirs="$noconfigdirs readline libgui itcl gdb" |
151ad919 | 1134 | ;; |
df2ff48f | 1135 | ia64*-**-hpux*) |
1aca86a6 | 1136 | # No ld support yet. |
f24be480 | 1137 | noconfigdirs="$noconfigdirs libgui itcl ld" |
df2ff48f | 1138 | ;; |
8408ca00 | 1139 | ia64*-*-*vms*) |
3211401d | 1140 | # No ld support yet. |
1141 | noconfigdirs="$noconfigdirs libgui itcl ld" | |
8408ca00 | 1142 | ;; |
ec2eb8fb | 1143 | i[[3456789]]86-w64-mingw*) |
ec2eb8fb | 1144 | ;; |
1145 | i[[3456789]]86-*-mingw*) | |
d6d689df | 1146 | target_configdirs="$target_configdirs target-winsup" |
fe284774 | 1147 | ;; |
151ad919 | 1148 | *-*-cygwin*) |
1149 | target_configdirs="$target_configdirs target-libtermcap target-winsup" | |
6c9785b4 | 1150 | noconfigdirs="$noconfigdirs target-libgloss" |
2c10944d | 1151 | # always build newlib if winsup directory is present. |
d6d689df | 1152 | if test -d "$srcdir/winsup/cygwin"; then |
2c10944d | 1153 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` |
3fba36a4 | 1154 | elif test -d "$srcdir/newlib"; then |
d6d689df | 1155 | echo "Warning: winsup/cygwin is missing so newlib can't be built." |
2c10944d | 1156 | fi |
fe284774 | 1157 | ;; |
f74ea578 | 1158 | i[[3456789]]86-*-pe) |
17b3d2a8 | 1159 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1160 | ;; |
f74ea578 | 1161 | i[[3456789]]86-*-sco3.2v5*) |
28e9041c | 1162 | # The linker does not yet know about weak symbols in COFF, |
1163 | # and is not configured to handle mixed ELF and COFF. | |
71559dce | 1164 | noconfigdirs="$noconfigdirs ld target-libgloss" |
28e9041c | 1165 | ;; |
f74ea578 | 1166 | i[[3456789]]86-*-sco*) |
71559dce | 1167 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
28e9041c | 1168 | ;; |
14f27bc6 | 1169 | i[[3456789]]86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*) |
ef1760c1 | 1170 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1171 | ;; |
f74ea578 | 1172 | i[[3456789]]86-*-sysv4*) |
71559dce | 1173 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1174 | ;; |
f74ea578 | 1175 | i[[3456789]]86-*-beos*) |
d556f192 | 1176 | noconfigdirs="$noconfigdirs gdb" |
602d002b | 1177 | ;; |
ab0da556 | 1178 | i[[3456789]]86-*-rdos*) |
d556f192 | 1179 | noconfigdirs="$noconfigdirs gdb" |
1c5767f1 | 1180 | ;; |
38135c1e | 1181 | mmix-*-*) |
f24be480 | 1182 | noconfigdirs="$noconfigdirs gdb" |
38135c1e | 1183 | ;; |
957985d9 | 1184 | mt-*-*) |
f6fa11cb | 1185 | noconfigdirs="$noconfigdirs sim" |
1186 | ;; | |
28e9041c | 1187 | powerpc-*-aix*) |
1188 | # copied from rs6000-*-* entry | |
d556f192 | 1189 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1190 | ;; |
6bd59761 | 1191 | powerpc*-*-winnt* | powerpc*-*-pe*) |
28e9041c | 1192 | target_configdirs="$target_configdirs target-winsup" |
71559dce | 1193 | noconfigdirs="$noconfigdirs gdb tcl tk target-libgloss itcl" |
28e9041c | 1194 | # always build newlib. |
1195 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` | |
1196 | ;; | |
1197 | # This is temporary until we can link against shared libraries | |
1198 | powerpcle-*-solaris*) | |
71559dce | 1199 | noconfigdirs="$noconfigdirs gdb sim tcl tk itcl" |
28e9041c | 1200 | ;; |
1532359f | 1201 | powerpc-*-beos*) |
d556f192 | 1202 | noconfigdirs="$noconfigdirs gdb" |
151ad919 | 1203 | ;; |
28e9041c | 1204 | rs6000-*-lynxos*) |
d556f192 | 1205 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1206 | ;; |
1207 | rs6000-*-aix*) | |
d556f192 | 1208 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1209 | ;; |
1210 | rs6000-*-*) | |
f24be480 | 1211 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1212 | ;; |
1213 | m68k-apollo-*) | |
71559dce | 1214 | noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss" |
28e9041c | 1215 | ;; |
ba2b484f | 1216 | microblaze*) |
f24be480 | 1217 | noconfigdirs="$noconfigdirs gprof" |
ba2b484f | 1218 | ;; |
3e78a7ce | 1219 | mips*-sde-elf* | mips*-mti-elf* | mips*-img-elf*) |
68c9bc25 | 1220 | if test x$with_newlib = xyes; then |
1221 | noconfigdirs="$noconfigdirs gprof" | |
1222 | fi | |
68c9bc25 | 1223 | ;; |
28e9041c | 1224 | mips*-*-irix5*) |
71559dce | 1225 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
28e9041c | 1226 | ;; |
1227 | mips*-*-irix6*) | |
f24be480 | 1228 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
28e9041c | 1229 | ;; |
28e9041c | 1230 | mips*-*-bsd*) |
d6449910 | 1231 | noconfigdirs="$noconfigdirs ld gas gprof target-libgloss" |
28e9041c | 1232 | ;; |
857f2cca | 1233 | mips*-*-linux*) |
857f2cca | 1234 | ;; |
d6449910 | 1235 | mips*-*-ultrix* | mips*-*-osf* | mips*-*-ecoff* | mips*-*-pe* \ |
1236 | | mips*-*-irix* | mips*-*-lnews* | mips*-*-riscos*) | |
1237 | noconfigdirs="$noconfigdirs ld gas gprof" | |
1238 | ;; | |
28e9041c | 1239 | mips*-*-*) |
f24be480 | 1240 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1241 | ;; |
3e78a7ce | 1242 | nds32*-*-*) |
1243 | noconfigdirs="$noconfigdirs gdb" | |
1244 | ;; | |
8ce80784 | 1245 | nvptx*-*-*) |
1246 | # nvptx is just a compiler | |
1247 | noconfigdirs="$noconfigdirs target-libssp target-libstdc++-v3 target-libobjc" | |
1248 | ;; | |
3e78a7ce | 1249 | or1k*-*-*) |
1250 | noconfigdirs="$noconfigdirs gdb" | |
1251 | ;; | |
33974778 | 1252 | sh-*-* | sh64-*-*) |
39f6b116 | 1253 | case "${target}" in |
1254 | sh*-*-elf) | |
f24be480 | 1255 | ;; |
39f6b116 | 1256 | *) |
f24be480 | 1257 | noconfigdirs="$noconfigdirs target-libgloss" ;; |
39f6b116 | 1258 | esac |
28e9041c | 1259 | ;; |
1260 | sparc-*-sunos4*) | |
d556f192 | 1261 | if test x${is_cross_compiler} = xno ; then |
28e9041c | 1262 | use_gnu_ld=no |
1263 | fi | |
1264 | ;; | |
fa0a53e3 | 1265 | tic6x-*-*) |
ccdfa490 | 1266 | noconfigdirs="$noconfigdirs sim" |
fa0a53e3 | 1267 | ;; |
2da35515 | 1268 | tilepro*-*-* | tilegx*-*-*) |
e5fa74b2 | 1269 | noconfigdirs="$noconfigdirs sim" |
1270 | ;; | |
28e9041c | 1271 | v810-*-*) |
71559dce | 1272 | noconfigdirs="$noconfigdirs bfd binutils gas gdb ld opcodes target-libgloss" |
28e9041c | 1273 | ;; |
1274 | vax-*-*) | |
f24be480 | 1275 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
28e9041c | 1276 | ;; |
28e9041c | 1277 | esac |
1278 | ||
28e9041c | 1279 | # If we aren't building newlib, then don't build libgloss, since libgloss |
1280 | # depends upon some newlib header files. | |
1281 | case "${noconfigdirs}" in | |
1282 | *target-libgloss*) ;; | |
1283 | *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;; | |
13b1b53a | 1284 | esac |
28e9041c | 1285 | |
13b1b53a | 1286 | # Work in distributions that contain no compiler tools, like Autoconf. |
71ab34df | 1287 | host_makefile_frag=/dev/null |
13b1b53a | 1288 | if test -d ${srcdir}/config ; then |
1289 | case "${host}" in | |
f74ea578 | 1290 | i[[3456789]]86-*-msdosdjgpp*) |
13b1b53a | 1291 | host_makefile_frag="config/mh-djgpp" |
1292 | ;; | |
1293 | *-cygwin*) | |
45043b2b | 1294 | ACX_CHECK_CYGWIN_CAT_WORKS |
13b1b53a | 1295 | host_makefile_frag="config/mh-cygwin" |
1296 | ;; | |
5a92bcc2 | 1297 | *-mingw*) |
70d8e49e | 1298 | host_makefile_frag="config/mh-mingw" |
06dd9e69 | 1299 | ;; |
bed3355c | 1300 | alpha*-linux*) |
539ded76 | 1301 | host_makefile_frag="config/mh-alpha-linux" |
1302 | ;; | |
3bed0958 | 1303 | hppa*-hp-hpux10*) |
3bed0958 | 1304 | host_makefile_frag="config/mh-pa-hpux10" |
13b1b53a | 1305 | ;; |
b2240ff6 | 1306 | hppa*-hp-hpux*) |
3bed0958 | 1307 | host_makefile_frag="config/mh-pa" |
1308 | ;; | |
1309 | hppa*-*) | |
1310 | host_makefile_frag="config/mh-pa" | |
1311 | ;; | |
16463c8d | 1312 | *-*-darwin*) |
1313 | host_makefile_frag="config/mh-darwin" | |
0222d984 | 1314 | ;; |
9d44a802 | 1315 | powerpc-*-aix*) |
1316 | host_makefile_frag="config/mh-ppc-aix" | |
1317 | ;; | |
1318 | rs6000-*-aix*) | |
1319 | host_makefile_frag="config/mh-ppc-aix" | |
1320 | ;; | |
13b1b53a | 1321 | esac |
1322 | fi | |
1323 | ||
c24c5e46 | 1324 | if test "${build}" != "${host}" ; then |
93c5e793 | 1325 | AR_FOR_BUILD=${AR_FOR_BUILD-ar} |
1326 | AS_FOR_BUILD=${AS_FOR_BUILD-as} | |
c24c5e46 | 1327 | CC_FOR_BUILD=${CC_FOR_BUILD-gcc} |
93c5e793 | 1328 | CXX_FOR_BUILD=${CXX_FOR_BUILD-g++} |
1329 | GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj} | |
1330 | GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran} | |
5ff5b630 | 1331 | GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo} |
93c5e793 | 1332 | DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool} |
1333 | LD_FOR_BUILD=${LD_FOR_BUILD-ld} | |
1334 | NM_FOR_BUILD=${NM_FOR_BUILD-nm} | |
1335 | RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib} | |
1336 | WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres} | |
1337 | WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc} | |
c24c5e46 | 1338 | else |
93c5e793 | 1339 | AR_FOR_BUILD="\$(AR)" |
1340 | AS_FOR_BUILD="\$(AS)" | |
c24c5e46 | 1341 | CC_FOR_BUILD="\$(CC)" |
93c5e793 | 1342 | CXX_FOR_BUILD="\$(CXX)" |
1343 | GCJ_FOR_BUILD="\$(GCJ)" | |
1344 | GFORTRAN_FOR_BUILD="\$(GFORTRAN)" | |
5ff5b630 | 1345 | GOC_FOR_BUILD="\$(GOC)" |
93c5e793 | 1346 | DLLTOOL_FOR_BUILD="\$(DLLTOOL)" |
1347 | LD_FOR_BUILD="\$(LD)" | |
1348 | NM_FOR_BUILD="\$(NM)" | |
1349 | RANLIB_FOR_BUILD="\$(RANLIB)" | |
1350 | WINDRES_FOR_BUILD="\$(WINDRES)" | |
1351 | WINDMC_FOR_BUILD="\$(WINDMC)" | |
eae5b2bc | 1352 | fi |
c24c5e46 | 1353 | |
eae5b2bc | 1354 | AC_PROG_CC |
1355 | AC_PROG_CXX | |
1356 | ||
1357 | # We must set the default linker to the linker used by gcc for the correct | |
1358 | # operation of libtool. If LD is not defined and we are using gcc, try to | |
1359 | # set the LD default to the ld used by gcc. | |
1360 | if test -z "$LD"; then | |
1361 | if test "$GCC" = yes; then | |
1362 | case $build in | |
1363 | *-*-mingw*) | |
1364 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;; | |
1365 | *) | |
1366 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;; | |
1367 | esac | |
1368 | case $gcc_prog_ld in | |
1369 | # Accept absolute paths. | |
1370 | [[\\/]* | [A-Za-z]:[\\/]*)] | |
1371 | LD="$gcc_prog_ld" ;; | |
1372 | esac | |
1373 | fi | |
c24c5e46 | 1374 | fi |
1375 | ||
13687c85 | 1376 | # Check whether -static-libstdc++ -static-libgcc is supported. |
1377 | have_static_libs=no | |
1378 | if test "$GCC" = yes; then | |
1379 | saved_LDFLAGS="$LDFLAGS" | |
1380 | ||
1381 | LDFLAGS="$LDFLAGS -static-libstdc++ -static-libgcc" | |
1382 | AC_MSG_CHECKING([whether g++ accepts -static-libstdc++ -static-libgcc]) | |
1383 | AC_LANG_PUSH(C++) | |
74f1ea54 | 1384 | AC_LINK_IFELSE([ |
1385 | #if (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 5) | |
1386 | #error -static-libstdc++ not implemented | |
1387 | #endif | |
1388 | int main() {}], | |
13687c85 | 1389 | [AC_MSG_RESULT([yes]); have_static_libs=yes], |
1390 | [AC_MSG_RESULT([no])]) | |
1391 | AC_LANG_POP(C++) | |
1392 | ||
1393 | LDFLAGS="$saved_LDFLAGS" | |
1394 | fi | |
1395 | ||
c24c5e46 | 1396 | ACX_PROG_GNAT |
7bcc3b4a | 1397 | ACX_PROG_CMP_IGNORE_INITIAL |
c24c5e46 | 1398 | |
6c59dfa4 | 1399 | AC_ARG_ENABLE([bootstrap], |
1400 | [AS_HELP_STRING([--enable-bootstrap], | |
1401 | [enable bootstrapping @<:@yes if native build@:>@])],, | |
1402 | enable_bootstrap=default) | |
1403 | ||
1404 | # Issue errors and warnings for invalid/strange bootstrap combinations. | |
d7c9b4c1 | 1405 | if test -r $srcdir/gcc/configure; then |
1406 | have_compiler=yes | |
1407 | else | |
1408 | have_compiler=no | |
1409 | fi | |
6c59dfa4 | 1410 | |
1411 | case "$have_compiler:$host:$target:$enable_bootstrap" in | |
1412 | *:*:*:no) ;; | |
1413 | ||
1414 | # Default behavior. Enable bootstrap if we have a compiler | |
1415 | # and we are in a native configuration. | |
1416 | yes:$build:$build:default) | |
1417 | enable_bootstrap=yes ;; | |
1418 | ||
1419 | *:*:*:default) | |
1420 | enable_bootstrap=no ;; | |
1421 | ||
1422 | # We have a compiler and we are in a native configuration, bootstrap is ok | |
1423 | yes:$build:$build:yes) | |
1424 | ;; | |
1425 | ||
1426 | # Other configurations, but we have a compiler. Assume the user knows | |
1427 | # what he's doing. | |
1428 | yes:*:*:yes) | |
1429 | AC_MSG_WARN([trying to bootstrap a cross compiler]) | |
1430 | ;; | |
1431 | ||
1432 | # No compiler: if they passed --enable-bootstrap explicitly, fail | |
1433 | no:*:*:yes) | |
1434 | AC_MSG_ERROR([cannot bootstrap without a compiler]) ;; | |
1435 | ||
1436 | # Fail if wrong command line | |
1437 | *) | |
1438 | AC_MSG_ERROR([invalid option for --enable-bootstrap]) | |
1439 | ;; | |
1440 | esac | |
1441 | ||
c3fc6a63 | 1442 | # Used for setting $lt_cv_objdir |
1443 | _LT_CHECK_OBJDIR | |
1444 | ||
7601a55c | 1445 | # Check for GMP, MPFR and MPC |
16de6a81 | 1446 | gmplibs="-lmpc -lmpfr -lgmp" |
4ee9c684 | 1447 | gmpinc= |
d45318b3 | 1448 | have_gmp=no |
7601a55c | 1449 | |
1450 | # Specify a location for mpc | |
1451 | # check for this first so it ends up on the link line before mpfr. | |
8747a938 | 1452 | AC_ARG_WITH(mpc, |
1453 | [AS_HELP_STRING([--with-mpc=PATH], | |
1454 | [specify prefix directory for installed MPC package. | |
1455 | Equivalent to --with-mpc-include=PATH/include | |
1456 | plus --with-mpc-lib=PATH/lib])]) | |
1457 | AC_ARG_WITH(mpc-include, | |
1458 | [AS_HELP_STRING([--with-mpc-include=PATH], | |
1459 | [specify directory for installed MPC include files])]) | |
1460 | AC_ARG_WITH(mpc-lib, | |
1461 | [AS_HELP_STRING([--with-mpc-lib=PATH], | |
1462 | [specify directory for the installed MPC library])]) | |
7601a55c | 1463 | |
1464 | if test "x$with_mpc" != x; then | |
16de6a81 | 1465 | gmplibs="-L$with_mpc/lib $gmplibs" |
1466 | gmpinc="-I$with_mpc/include $gmpinc" | |
7601a55c | 1467 | fi |
1468 | if test "x$with_mpc_include" != x; then | |
16de6a81 | 1469 | gmpinc="-I$with_mpc_include $gmpinc" |
7601a55c | 1470 | fi |
1471 | if test "x$with_mpc_lib" != x; then | |
16de6a81 | 1472 | gmplibs="-L$with_mpc_lib $gmplibs" |
7601a55c | 1473 | fi |
1474 | if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then | |
c3fc6a63 | 1475 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs" |
16de6a81 | 1476 | gmpinc='-I$$s/mpc/src '"$gmpinc" |
7601a55c | 1477 | # Do not test the mpc version. Assume that it is sufficient, since |
1478 | # it is in the source tree, and the library has not been built yet | |
1479 | # but it would be included on the link line in the version check below | |
1480 | # hence making the test fail. | |
16de6a81 | 1481 | have_gmp=yes |
7601a55c | 1482 | fi |
d45318b3 | 1483 | |
5ca838b8 | 1484 | # Specify a location for mpfr |
1485 | # check for this first so it ends up on the link line before gmp. | |
8747a938 | 1486 | AC_ARG_WITH(mpfr-dir, |
1487 | [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])], | |
1488 | [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed. | |
1489 | Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])]) | |
1490 | ||
1491 | AC_ARG_WITH(mpfr, | |
1492 | [AS_HELP_STRING([--with-mpfr=PATH], | |
1493 | [specify prefix directory for installed MPFR package. | |
1494 | Equivalent to --with-mpfr-include=PATH/include | |
1495 | plus --with-mpfr-lib=PATH/lib])]) | |
1496 | AC_ARG_WITH(mpfr-include, | |
1497 | [AS_HELP_STRING([--with-mpfr-include=PATH], | |
1498 | [specify directory for installed MPFR include files])]) | |
1499 | AC_ARG_WITH(mpfr-lib, | |
1500 | [AS_HELP_STRING([--with-mpfr-lib=PATH], | |
1501 | [specify directory for the installed MPFR library])]) | |
5ca838b8 | 1502 | |
1503 | if test "x$with_mpfr" != x; then | |
1504 | gmplibs="-L$with_mpfr/lib $gmplibs" | |
16de6a81 | 1505 | gmpinc="-I$with_mpfr/include $gmpinc" |
5ca838b8 | 1506 | fi |
a5144c1d | 1507 | if test "x$with_mpfr_include" != x; then |
16de6a81 | 1508 | gmpinc="-I$with_mpfr_include $gmpinc" |
a5144c1d | 1509 | fi |
1510 | if test "x$with_mpfr_lib" != x; then | |
1511 | gmplibs="-L$with_mpfr_lib $gmplibs" | |
1512 | fi | |
d45318b3 | 1513 | if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then |
37ca4325 | 1514 | # MPFR v3.1.0 moved the sources into a src sub-directory. |
1515 | if test -d ${srcdir}/mpfr/src; then | |
1516 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir $gmplibs" | |
1517 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr/src -I$$s/mpfr/src '"$gmpinc" | |
1518 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr/src --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir" | |
1519 | else | |
1520 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs" | |
1521 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc" | |
1522 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir" | |
1523 | fi | |
d45318b3 | 1524 | # Do not test the mpfr version. Assume that it is sufficient, since |
1525 | # it is in the source tree, and the library has not been built yet | |
1526 | # but it would be included on the link line in the version check below | |
1527 | # hence making the test fail. | |
1528 | have_gmp=yes | |
1529 | fi | |
5ca838b8 | 1530 | |
4ee9c684 | 1531 | # Specify a location for gmp |
8747a938 | 1532 | AC_ARG_WITH(gmp-dir, |
1533 | [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])], | |
1534 | [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed. | |
1535 | Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])]) | |
1536 | ||
1537 | AC_ARG_WITH(gmp, | |
1538 | [AS_HELP_STRING([--with-gmp=PATH], | |
1539 | [specify prefix directory for the installed GMP package. | |
1540 | Equivalent to --with-gmp-include=PATH/include | |
1541 | plus --with-gmp-lib=PATH/lib])]) | |
1542 | AC_ARG_WITH(gmp-include, | |
1543 | [AS_HELP_STRING([--with-gmp-include=PATH], | |
1544 | [specify directory for installed GMP include files])]) | |
1545 | AC_ARG_WITH(gmp-lib, | |
1546 | [AS_HELP_STRING([--with-gmp-lib=PATH], | |
1547 | [specify directory for the installed GMP library])]) | |
4ee9c684 | 1548 | |
4ee9c684 | 1549 | |
5ca838b8 | 1550 | if test "x$with_gmp" != x; then |
1551 | gmplibs="-L$with_gmp/lib $gmplibs" | |
1552 | gmpinc="-I$with_gmp/include $gmpinc" | |
4ee9c684 | 1553 | fi |
a5144c1d | 1554 | if test "x$with_gmp_include" != x; then |
1555 | gmpinc="-I$with_gmp_include $gmpinc" | |
1556 | fi | |
1557 | if test "x$with_gmp_lib" != x; then | |
1558 | gmplibs="-L$with_gmp_lib $gmplibs" | |
1559 | fi | |
d45318b3 | 1560 | if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then |
c3fc6a63 | 1561 | gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs" |
d45318b3 | 1562 | gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc" |
b9a8e4c4 | 1563 | extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" |
c3fc6a63 | 1564 | extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" |
e4128452 | 1565 | extra_isl_gmp_configure_flags='--with-gmp-builddir=$$r/$(HOST_SUBDIR)/gmp' |
d45318b3 | 1566 | # Do not test the gmp version. Assume that it is sufficient, since |
1567 | # it is in the source tree, and the library has not been built yet | |
1568 | # but it would be included on the link line in the version check below | |
1569 | # hence making the test fail. | |
1570 | have_gmp=yes | |
1571 | fi | |
4ee9c684 | 1572 | |
16c9b2e3 | 1573 | if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then |
d45318b3 | 1574 | have_gmp=yes |
1575 | saved_CFLAGS="$CFLAGS" | |
1576 | CFLAGS="$CFLAGS $gmpinc" | |
17b6993a | 1577 | # Check for the recommended and required versions of GMP. |
1578 | AC_MSG_CHECKING([for the correct version of gmp.h]) | |
d45318b3 | 1579 | AC_TRY_COMPILE([#include "gmp.h"],[ |
17b6993a | 1580 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) |
1581 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
f819bb73 | 1582 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,3) |
112f3d57 | 1583 | choke me |
d45318b3 | 1584 | #endif |
4fd35f21 | 1585 | ], [AC_TRY_COMPILE([#include <gmp.h>],[ |
17b6993a | 1586 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) |
1587 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
1588 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2) | |
1589 | choke me | |
1590 | #endif | |
4fd35f21 | 1591 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
17b6993a | 1592 | [AC_MSG_RESULT([no]); have_gmp=no]) |
d45318b3 | 1593 | |
7601a55c | 1594 | # If we have GMP, check the MPFR version. |
d45318b3 | 1595 | if test x"$have_gmp" = xyes; then |
17b6993a | 1596 | # Check for the recommended and required versions of MPFR. |
1597 | AC_MSG_CHECKING([for the correct version of mpfr.h]) | |
7601a55c | 1598 | AC_TRY_COMPILE([#include <gmp.h> |
d45318b3 | 1599 | #include <mpfr.h>],[ |
cb1d9044 | 1600 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,0) |
d45318b3 | 1601 | choke me |
1602 | #endif | |
4fd35f21 | 1603 | ], [AC_TRY_COMPILE([#include <gmp.h> |
7601a55c | 1604 | #include <mpfr.h>],[ |
17b6993a | 1605 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2) |
7601a55c | 1606 | choke me |
1607 | #endif | |
4fd35f21 | 1608 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
7601a55c | 1609 | [AC_MSG_RESULT([no]); have_gmp=no]) |
1610 | fi | |
1611 | ||
1612 | # Check for the MPC header version. | |
16de6a81 | 1613 | if test x"$have_gmp" = xyes ; then |
17b6993a | 1614 | # Check for the recommended and required versions of MPC. |
7601a55c | 1615 | AC_MSG_CHECKING([for the correct version of mpc.h]) |
1616 | AC_TRY_COMPILE([#include <mpc.h>],[ | |
17b6993a | 1617 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,0) |
7601a55c | 1618 | choke me |
1619 | #endif | |
4fd35f21 | 1620 | ], [AC_TRY_COMPILE([#include <mpc.h>],[ |
17b6993a | 1621 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,1) |
1622 | choke me | |
1623 | #endif | |
4fd35f21 | 1624 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
17b6993a | 1625 | [AC_MSG_RESULT([no]); have_gmp=no]) |
7601a55c | 1626 | fi |
1627 | ||
1628 | # Now check the MPFR library. | |
1629 | if test x"$have_gmp" = xyes; then | |
1630 | saved_LIBS="$LIBS" | |
1631 | LIBS="$LIBS $gmplibs" | |
16de6a81 | 1632 | AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries]) |
1633 | AC_TRY_LINK([#include <mpc.h>],[ | |
78a477ad | 1634 | mpfr_t n; |
1635 | mpfr_t x; | |
16de6a81 | 1636 | mpc_t c; |
d45318b3 | 1637 | int t; |
78a477ad | 1638 | mpfr_init (n); |
1639 | mpfr_init (x); | |
d45318b3 | 1640 | mpfr_atan2 (n, n, x, GMP_RNDN); |
1641 | mpfr_erfc (n, x, GMP_RNDN); | |
1642 | mpfr_subnormalize (x, t, GMP_RNDN); | |
16de6a81 | 1643 | mpfr_clear(n); |
1644 | mpfr_clear(x); | |
1645 | mpc_init2 (c, 53); | |
1646 | mpc_set_ui_ui (c, 1, 1, MPC_RNDNN); | |
1647 | mpc_cosh (c, c, MPC_RNDNN); | |
1648 | mpc_pow (c, c, c, MPC_RNDNN); | |
1649 | mpc_acosh (c, c, MPC_RNDNN); | |
1650 | mpc_clear (c); | |
7601a55c | 1651 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no]) |
1652 | LIBS="$saved_LIBS" | |
d45318b3 | 1653 | fi |
7601a55c | 1654 | |
d45318b3 | 1655 | CFLAGS="$saved_CFLAGS" |
4ee9c684 | 1656 | |
17b6993a | 1657 | # The library versions listed in the error message below should match |
1658 | # the HARD-minimums enforced above. | |
d45318b3 | 1659 | if test x$have_gmp != xyes; then |
cb1d9044 | 1660 | AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.4.0+ and MPC 0.8.0+. |
16de6a81 | 1661 | Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify |
1662 | their locations. Source code for these libraries can be found at | |
1663 | their respective hosting sites as well as at | |
1664 | ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also | |
1665 | http://gcc.gnu.org/install/prerequisites.html for additional info. If | |
1666 | you obtained GMP, MPFR and/or MPC from a vendor distribution package, | |
1667 | make sure that you have installed both the libraries and the header | |
1668 | files. They may be located in separate packages.]) | |
d45318b3 | 1669 | fi |
6a086156 | 1670 | fi |
1671 | ||
7601a55c | 1672 | # Flags needed for both GMP, MPFR and/or MPC. |
4ee9c684 | 1673 | AC_SUBST(gmplibs) |
1674 | AC_SUBST(gmpinc) | |
bff7ea4a | 1675 | AC_SUBST(extra_mpfr_configure_flags) |
7601a55c | 1676 | AC_SUBST(extra_mpc_gmp_configure_flags) |
1677 | AC_SUBST(extra_mpc_mpfr_configure_flags) | |
e4128452 | 1678 | AC_SUBST(extra_isl_gmp_configure_flags) |
4ee9c684 | 1679 | |
5bc96548 | 1680 | # Allow host libstdc++ to be specified for static linking with PPL. |
8747a938 | 1681 | AC_ARG_WITH(host-libstdcxx, |
1682 | [AS_HELP_STRING([--with-host-libstdcxx=L], | |
1683 | [use linker arguments L to link with libstdc++ | |
1684 | when linking with PPL])]) | |
5bc96548 | 1685 | |
1686 | case $with_host_libstdcxx in | |
1687 | no|yes) | |
1688 | AC_MSG_ERROR([-with-host-libstdcxx needs an argument]) | |
1689 | ;; | |
1690 | esac | |
255b6be7 | 1691 | |
7ab76cec | 1692 | # Libraries to use for stage1 or when not bootstrapping. |
1693 | AC_ARG_WITH(stage1-libs, | |
8747a938 | 1694 | [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])], |
7ab76cec | 1695 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1696 | stage1_libs= | |
1697 | else | |
1698 | stage1_libs=$withval | |
1699 | fi], | |
1700 | [stage1_libs=$with_host_libstdcxx]) | |
1701 | AC_SUBST(stage1_libs) | |
1702 | ||
13687c85 | 1703 | # Linker flags to use for stage1 or when not bootstrapping. |
1704 | AC_ARG_WITH(stage1-ldflags, | |
1705 | [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])], | |
1706 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1707 | stage1_ldflags= | |
1708 | else | |
1709 | stage1_ldflags=$withval | |
1710 | fi], | |
1711 | [stage1_ldflags= | |
1712 | # In stage 1, default to linking libstdc++ and libgcc statically with GCC | |
1713 | # if supported. But if the user explicitly specified the libraries to use, | |
1714 | # trust that they are doing what they want. | |
1715 | if test "$stage1_libs" = "" -a "$have_static_libs" = yes; then | |
1716 | stage1_ldflags="-static-libstdc++ -static-libgcc" | |
1717 | fi]) | |
1718 | AC_SUBST(stage1_ldflags) | |
1719 | ||
7ab76cec | 1720 | # Libraries to use for stage2 and later builds. This defaults to the |
1721 | # argument passed to --with-host-libstdcxx. | |
1722 | AC_ARG_WITH(boot-libs, | |
8747a938 | 1723 | [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])], |
7ab76cec | 1724 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1725 | poststage1_libs= | |
1726 | else | |
5110389d | 1727 | poststage1_libs=$withval |
7ab76cec | 1728 | fi], |
1729 | [poststage1_libs=$with_host_libstdcxx]) | |
1730 | AC_SUBST(poststage1_libs) | |
1731 | ||
d6dfe18a | 1732 | # Linker flags to use for stage2 and later builds. |
1733 | AC_ARG_WITH(boot-ldflags, | |
8747a938 | 1734 | [AS_HELP_STRING([--with-boot-ldflags=FLAGS], |
1735 | [linker flags for stage2 and later])], | |
d6dfe18a | 1736 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1737 | poststage1_ldflags= | |
1738 | else | |
1739 | poststage1_ldflags=$withval | |
1740 | fi], | |
1741 | [poststage1_ldflags= | |
7deb2d70 | 1742 | # In stages 2 and 3, default to linking libstdc++ and libgcc |
1743 | # statically. But if the user explicitly specified the libraries to | |
1744 | # use, trust that they are doing what they want. | |
1745 | if test "$poststage1_libs" = ""; then | |
d6dfe18a | 1746 | poststage1_ldflags="-static-libstdc++ -static-libgcc" |
1747 | fi]) | |
1748 | AC_SUBST(poststage1_ldflags) | |
1749 | ||
572cf1f7 | 1750 | # GCC GRAPHITE dependency ISL. |
1751 | # Basic setup is inlined here, actual checks are in config/isl.m4 | |
83d54ac4 | 1752 | |
83d54ac4 | 1753 | AC_ARG_WITH(isl, |
1754 | [AS_HELP_STRING( | |
1755 | [--with-isl=PATH], | |
1756 | [Specify prefix directory for the installed ISL package. | |
1757 | Equivalent to --with-isl-include=PATH/include | |
1758 | plus --with-isl-lib=PATH/lib])]) | |
1759 | ||
429cca51 | 1760 | # Treat --without-isl as a request to disable |
83d54ac4 | 1761 | # GRAPHITE support and skip all following checks. |
429cca51 | 1762 | if test "x$with_isl" != "xno"; then |
83d54ac4 | 1763 | # Check for ISL |
1764 | dnl Provide configure switches and initialize islinc & isllibs | |
1765 | dnl with user input. | |
1766 | ISL_INIT_FLAGS | |
b5e1d8ce | 1767 | dnl The versions of ISL that work for Graphite |
b6de67fd | 1768 | ISL_CHECK_VERSION() |
87e20041 | 1769 | dnl Only execute fail-action, if ISL has been requested. |
1770 | ISL_IF_FAILED([ | |
1771 | AC_MSG_ERROR([Unable to find a usable ISL. See config.log for details.])]) | |
255b6be7 | 1772 | fi |
255b6be7 | 1773 | |
572cf1f7 | 1774 | # If the ISL check failed, disable builds of in-tree variant of ISL |
83d54ac4 | 1775 | if test "x$with_isl" = xno || |
83d54ac4 | 1776 | test "x$gcc_cv_isl" = xno; then |
572cf1f7 | 1777 | noconfigdirs="$noconfigdirs isl" |
83d54ac4 | 1778 | islinc= |
429cca51 | 1779 | fi |
1780 | ||
1781 | AC_SUBST(isllibs) | |
83d54ac4 | 1782 | AC_SUBST(islinc) |
83d54ac4 | 1783 | |
7bfefa9d | 1784 | # Check for LTO support. |
1785 | AC_ARG_ENABLE(lto, | |
8747a938 | 1786 | [AS_HELP_STRING([--enable-lto], [enable link time optimization support])], |
7bfefa9d | 1787 | enable_lto=$enableval, |
1788 | enable_lto=yes; default_enable_lto=yes) | |
1789 | ||
25630dc7 | 1790 | ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always. |
1791 | build_lto_plugin=yes | |
1792 | ],[if test x"$default_enable_lto" = x"yes" ; then | |
4ae8c98f | 1793 | case $target in |
b990d06f | 1794 | *-apple-darwin9* | *-cygwin* | *-mingw*) ;; |
25630dc7 | 1795 | # On other non-ELF platforms, LTO has yet to be validated. |
4ae8c98f | 1796 | *) enable_lto=no ;; |
1797 | esac | |
4d992eb6 | 1798 | else |
62932e4d | 1799 | # Apart from ELF platforms, only Windows and Darwin support LTO so far. |
1800 | # It would also be nice to check the binutils support, but we don't | |
4d992eb6 | 1801 | # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just |
1802 | # warn during gcc/ subconfigure; unless you're bootstrapping with | |
1803 | # -flto it won't be needed until after installation anyway. | |
1804 | case $target in | |
ca42e774 | 1805 | *-cygwin* | *-mingw* | *-apple-darwin*) ;; |
4d992eb6 | 1806 | *) if test x"$enable_lto" = x"yes"; then |
1807 | AC_MSG_ERROR([LTO support is not enabled for this target.]) | |
1808 | fi | |
1809 | ;; | |
1810 | esac | |
1811 | fi | |
ca42e774 | 1812 | # Among non-ELF, only Windows platforms support the lto-plugin so far. |
25630dc7 | 1813 | # Build it unless LTO was explicitly disabled. |
ca42e774 | 1814 | case $target in |
25630dc7 | 1815 | *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;; |
ca42e774 | 1816 | *) ;; |
1817 | esac | |
25630dc7 | 1818 | ]) |
7bfefa9d | 1819 | |
1015a063 | 1820 | AC_ARG_ENABLE(linker-plugin-configure-flags, |
1821 | [AS_HELP_STRING([[--enable-linker-plugin-configure-flags=FLAGS]], | |
1822 | [additional flags for configuring linker plugins @<:@none@:>@])], | |
1823 | extra_linker_plugin_configure_flags=$enableval, | |
1824 | extra_linker_plugin_configure_flags=) | |
1825 | AC_SUBST(extra_linker_plugin_configure_flags) | |
1826 | AC_ARG_ENABLE(linker-plugin-flags, | |
1827 | [AS_HELP_STRING([[--enable-linker-plugin-flags=FLAGS]], | |
1828 | [additional flags for configuring and building linker plugins @<:@none@:>@])], | |
1829 | extra_linker_plugin_flags=$enableval, | |
1830 | extra_linker_plugin_flags=) | |
1831 | AC_SUBST(extra_linker_plugin_flags) | |
1832 | ||
255b6be7 | 1833 | |
2b15d2ba | 1834 | # By default, C and C++ are the only stage 1 languages. |
9c3a0a29 | 1835 | stage1_languages=,c, |
2d64c2fd | 1836 | |
7ab76cec | 1837 | # Target libraries that we bootstrap. |
5c96a839 | 1838 | bootstrap_target_libs=,target-libgcc, |
7ab76cec | 1839 | |
c24c5e46 | 1840 | # Figure out what language subdirectories are present. |
1841 | # Look if the user specified --enable-languages="..."; if not, use | |
1842 | # the environment variable $LANGUAGES if defined. $LANGUAGES might | |
1843 | # go away some day. | |
1844 | # NB: embedded tabs in this IF block -- do not untabify | |
1845 | if test -d ${srcdir}/gcc; then | |
1846 | if test x"${enable_languages+set}" != xset; then | |
1847 | if test x"${LANGUAGES+set}" = xset; then | |
1848 | enable_languages="${LANGUAGES}" | |
1849 | echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2 | |
1850 | else | |
1851 | enable_languages=all | |
1852 | fi | |
1853 | else | |
1854 | if test x"${enable_languages}" = x || | |
1855 | test x"${enable_languages}" = xyes; | |
1856 | then | |
1857 | echo configure.in: --enable-languages needs at least one language argument 1>&2 | |
1858 | exit 1 | |
1859 | fi | |
1860 | fi | |
1861 | enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'` | |
1862 | ||
2c718da0 | 1863 | # 'f95' is the old name for the 'fortran' language. We issue a warning |
1864 | # and make the substitution. | |
1865 | case ,${enable_languages}, in | |
1866 | *,f95,*) | |
1867 | echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2 | |
1868 | enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'` | |
1869 | ;; | |
1870 | esac | |
1871 | ||
2b15d2ba | 1872 | # If bootstrapping, C++ must be enabled. |
1873 | case ",$enable_languages,:$enable_bootstrap" in | |
1874 | *,c++,*:*) ;; | |
1875 | *:yes) | |
6c59dfa4 | 1876 | if test -f ${srcdir}/gcc/cp/config-lang.in; then |
1877 | enable_languages="${enable_languages},c++" | |
1878 | else | |
2b15d2ba | 1879 | AC_MSG_ERROR([bootstrapping requires c++ sources]) |
6c59dfa4 | 1880 | fi |
1881 | ;; | |
1882 | esac | |
1883 | ||
c24c5e46 | 1884 | # First scan to see if an enabled language requires some other language. |
1885 | # We assume that a given config-lang.in will list all the language | |
1886 | # front ends it requires, even if some are required indirectly. | |
1887 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do | |
1888 | case ${lang_frag} in | |
1889 | ..) ;; | |
1890 | # The odd quoting in the next line works around | |
1891 | # an apparent bug in bash 1.12 on linux. | |
1892 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1893 | *) | |
101ddbe4 | 1894 | # From the config-lang.in, get $language, $lang_requires, and |
1895 | # $lang_requires_boot_languages. | |
c24c5e46 | 1896 | language= |
1897 | lang_requires= | |
101ddbe4 | 1898 | lang_requires_boot_languages= |
c24c5e46 | 1899 | . ${lang_frag} |
101ddbe4 | 1900 | for other in ${lang_requires} ${lang_requires_boot_languages}; do |
c24c5e46 | 1901 | case ,${enable_languages}, in |
1902 | *,$other,*) ;; | |
1903 | *,all,*) ;; | |
1904 | *,$language,*) | |
1905 | echo " \`$other' language required by \`$language'; enabling" 1>&2 | |
1906 | enable_languages="${enable_languages},${other}" | |
1907 | ;; | |
1908 | esac | |
1909 | done | |
101ddbe4 | 1910 | for other in ${lang_requires_boot_languages} ; do |
1911 | if test "$other" != "c"; then | |
1912 | case ,${enable_stage1_languages}, in | |
1913 | *,$other,*) ;; | |
1914 | *,all,*) ;; | |
1915 | *) | |
1916 | case ,${enable_languages}, in | |
1917 | *,$language,*) | |
1918 | echo " '$other' language required by '$language' in stage 1; enabling" 1>&2 | |
1919 | enable_stage1_languages="$enable_stage1_languages,${other}" | |
1920 | ;; | |
1921 | esac | |
1922 | ;; | |
1923 | esac | |
1924 | fi | |
1925 | done | |
c24c5e46 | 1926 | ;; |
1927 | esac | |
1928 | done | |
1929 | ||
9c3a0a29 | 1930 | new_enable_languages=,c, |
7bfefa9d | 1931 | |
1932 | # If LTO is enabled, add the LTO front end. | |
7bfefa9d | 1933 | if test "$enable_lto" = "yes" ; then |
d6ef094a | 1934 | case ,${enable_languages}, in |
1935 | *,lto,*) ;; | |
1936 | *) enable_languages="${enable_languages},lto" ;; | |
1937 | esac | |
ca42e774 | 1938 | if test "${build_lto_plugin}" = "yes" ; then |
7bfefa9d | 1939 | configdirs="$configdirs lto-plugin" |
7bfefa9d | 1940 | fi |
1941 | fi | |
7bfefa9d | 1942 | |
dd87c525 | 1943 | # If we're building an offloading compiler, add the LTO front end. |
1944 | if test x"$enable_as_accelerator_for" != x ; then | |
1945 | case ,${enable_languages}, in | |
1946 | *,lto,*) ;; | |
1947 | *) enable_languages="${enable_languages},lto" ;; | |
1948 | esac | |
1949 | fi | |
1950 | ||
c24c5e46 | 1951 | missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ ` |
9c3a0a29 | 1952 | potential_languages=,c, |
c24c5e46 | 1953 | |
604a285a | 1954 | enabled_target_libs= |
1955 | disabled_target_libs= | |
1956 | ||
c24c5e46 | 1957 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do |
1958 | case ${lang_frag} in | |
1959 | ..) ;; | |
1960 | # The odd quoting in the next line works around | |
1961 | # an apparent bug in bash 1.12 on linux. | |
1962 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1963 | *) | |
1964 | # From the config-lang.in, get $language, $target_libs, | |
2d64c2fd | 1965 | # $lang_dirs, $boot_language, and $build_by_default |
c24c5e46 | 1966 | language= |
1967 | target_libs= | |
1968 | lang_dirs= | |
5dee13c2 | 1969 | subdir_requires= |
9c3a0a29 | 1970 | boot_language=no |
1971 | build_by_default=yes | |
c24c5e46 | 1972 | . ${lang_frag} |
9c3a0a29 | 1973 | if test x${language} = x; then |
1974 | echo "${lang_frag} doesn't set \$language." 1>&2 | |
1975 | exit 1 | |
1976 | fi | |
1977 | ||
ef3c41c7 | 1978 | if test "$language" = "c++"; then |
2b15d2ba | 1979 | boot_language=yes |
7ab76cec | 1980 | fi |
1981 | ||
a2ecd49c | 1982 | add_this_lang=no |
9c3a0a29 | 1983 | case ,${enable_languages}, in |
1984 | *,${language},*) | |
e53d55e7 | 1985 | # Language was explicitly selected; include it |
1986 | # unless it is C, which is enabled by default. | |
1987 | if test "$language" != "c"; then | |
1988 | add_this_lang=yes | |
1989 | fi | |
c24c5e46 | 1990 | ;; |
9c3a0a29 | 1991 | *,all,*) |
1992 | # 'all' was selected, select it if it is a default language | |
a2ecd49c | 1993 | if test "$language" != "c"; then |
1994 | add_this_lang=${build_by_default} | |
1995 | fi | |
c24c5e46 | 1996 | ;; |
1997 | esac | |
4ee9c684 | 1998 | |
5dee13c2 | 1999 | # Disable languages that need other directories if these aren't available. |
9333ae0b | 2000 | for i in $subdir_requires; do |
3891e7d9 | 2001 | test -f "$srcdir/gcc/$i/config-lang.in" && continue |
5dee13c2 | 2002 | case ,${enable_languages}, in |
2003 | *,${language},*) | |
2004 | # Specifically requested language; tell them. | |
2005 | AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing]) | |
2006 | ;; | |
2007 | *) | |
2008 | # Silently disable. | |
9c3a0a29 | 2009 | add_this_lang=unsupported |
5dee13c2 | 2010 | ;; |
2011 | esac | |
2012 | done | |
2013 | ||
9c3a0a29 | 2014 | # Disable Ada if no preexisting GNAT is available. |
2015 | case ,${enable_languages},:${language}:${have_gnat} in | |
2016 | *,${language},*:ada:no) | |
2017 | # Specifically requested language; tell them. | |
2018 | AC_MSG_ERROR([GNAT is required to build $language]) | |
2019 | ;; | |
2020 | *:ada:no) | |
2021 | # Silently disable. | |
2022 | add_this_lang=unsupported | |
2023 | ;; | |
2024 | esac | |
2025 | ||
ff7dcf6a | 2026 | # Disable a language that is unsupported by the target. |
2027 | case " $unsupported_languages " in | |
2028 | *" $language "*) | |
9c3a0a29 | 2029 | add_this_lang=unsupported |
ff7dcf6a | 2030 | ;; |
2031 | esac | |
2032 | ||
4ee9c684 | 2033 | case $add_this_lang in |
9c3a0a29 | 2034 | unsupported) |
c24c5e46 | 2035 | # Remove language-dependent dirs. |
604a285a | 2036 | disabled_target_libs="$disabled_target_libs $target_libs" |
2037 | noconfigdirs="$noconfigdirs $lang_dirs" | |
2d64c2fd | 2038 | ;; |
9c3a0a29 | 2039 | no) |
2040 | # Remove language-dependent dirs; still show language as supported. | |
604a285a | 2041 | disabled_target_libs="$disabled_target_libs $target_libs" |
2042 | noconfigdirs="$noconfigdirs $lang_dirs" | |
9c3a0a29 | 2043 | potential_languages="${potential_languages}${language}," |
2044 | ;; | |
2045 | yes) | |
2046 | new_enable_languages="${new_enable_languages}${language}," | |
2047 | potential_languages="${potential_languages}${language}," | |
2d64c2fd | 2048 | missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"` |
604a285a | 2049 | enabled_target_libs="$enabled_target_libs $target_libs" |
32027446 | 2050 | case "${boot_language}:,$enable_stage1_languages," in |
2051 | yes:* | *:*,$language,* | *:*,yes, | *:*,all,) | |
aff6cf7b | 2052 | # Add to (comma-separated) list of stage 1 languages. |
32027446 | 2053 | case ",$stage1_languages," in |
2054 | *,$language,* | ,yes, | ,all,) ;; | |
2055 | *) stage1_languages="${stage1_languages}${language}," ;; | |
2056 | esac | |
7ab76cec | 2057 | # We need to bootstrap any supporting libraries. |
2058 | bootstrap_target_libs="${bootstrap_target_libs}${target_libs}," | |
2d64c2fd | 2059 | ;; |
2060 | esac | |
2061 | ;; | |
c24c5e46 | 2062 | esac |
2063 | ;; | |
2064 | esac | |
2065 | done | |
2066 | ||
604a285a | 2067 | # Add target libraries which are only needed for disabled languages |
2068 | # to noconfigdirs. | |
2069 | if test -n "$disabled_target_libs"; then | |
2070 | for dir in $disabled_target_libs; do | |
2071 | case " $enabled_target_libs " in | |
2072 | *" ${dir} "*) ;; | |
2073 | *) noconfigdirs="$noconfigdirs $dir" ;; | |
2074 | esac | |
2075 | done | |
2076 | fi | |
2077 | ||
9c3a0a29 | 2078 | AC_ARG_ENABLE(stage1-languages, |
8747a938 | 2079 | [AS_HELP_STRING([[--enable-stage1-languages[=all]]], |
2080 | [choose additional languages to build during | |
2081 | stage1. Mostly useful for compiler development])], | |
9c3a0a29 | 2082 | [case ,${enable_stage1_languages}, in |
2083 | ,no,|,,) | |
2084 | # Set it to something that will have no effect in the loop below | |
2085 | enable_stage1_languages=c ;; | |
2086 | ,yes,) | |
2087 | enable_stage1_languages=`echo $new_enable_languages | \ | |
2088 | sed -e "s/^,//" -e "s/,$//" ` ;; | |
2089 | *,all,*) | |
2090 | enable_stage1_languages=`echo ,$enable_stage1_languages, | \ | |
2091 | sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;; | |
2092 | esac | |
2093 | ||
2094 | # Add "good" languages from enable_stage1_languages to stage1_languages, | |
2095 | # while "bad" languages go in missing_languages. Leave no duplicates. | |
2096 | for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do | |
2097 | case $potential_languages in | |
2098 | *,$i,*) | |
2099 | case $stage1_languages in | |
2100 | *,$i,*) ;; | |
2101 | *) stage1_languages="$stage1_languages$i," ;; | |
2102 | esac ;; | |
2103 | *) | |
2104 | case $missing_languages in | |
2105 | *,$i,*) ;; | |
2106 | *) missing_languages="$missing_languages$i," ;; | |
2107 | esac ;; | |
2108 | esac | |
2109 | done]) | |
2110 | ||
2111 | # Remove leading/trailing commas that were added for simplicity | |
2112 | potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"` | |
989edd2f | 2113 | missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"` |
9c3a0a29 | 2114 | stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"` |
2115 | new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"` | |
2116 | ||
c24c5e46 | 2117 | if test "x$missing_languages" != x; then |
2118 | AC_MSG_ERROR([ | |
e8bfe1fa | 2119 | The following requested languages could not be built: ${missing_languages} |
9c3a0a29 | 2120 | Supported languages are: ${potential_languages}]) |
c24c5e46 | 2121 | fi |
c24c5e46 | 2122 | if test "x$new_enable_languages" != "x$enable_languages"; then |
2123 | echo The following languages will be built: ${new_enable_languages} | |
9c3a0a29 | 2124 | enable_languages="$new_enable_languages" |
c24c5e46 | 2125 | fi |
9c3a0a29 | 2126 | |
2127 | AC_SUBST(stage1_languages) | |
b0e9b581 | 2128 | ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" ` |
c24c5e46 | 2129 | fi |
2130 | ||
50996fe5 | 2131 | # Handle --disable-<component> generically. |
2132 | for dir in $configdirs $build_configdirs $target_configdirs ; do | |
2133 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g` | |
d2d2630b | 2134 | varname=`echo $dirname | sed -e s/+/_/g` |
2135 | if eval test x\${enable_${varname}} "=" xno ; then | |
50996fe5 | 2136 | noconfigdirs="$noconfigdirs $dir" |
2137 | fi | |
2138 | done | |
2139 | ||
dd6d3a67 | 2140 | # Check for Boehm's garbage collector |
2141 | AC_ARG_ENABLE(objc-gc, | |
8747a938 | 2142 | [AS_HELP_STRING([--enable-objc-gc], |
2143 | [enable use of Boehm's garbage collector with the | |
2144 | GNU Objective-C runtime])], | |
dd6d3a67 | 2145 | [case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in |
2146 | *,objc,*:*:yes:*target-boehm-gc*) | |
2147 | AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration]) | |
2148 | ;; | |
2149 | esac]) | |
2150 | ||
2151 | # Make sure we only build Boehm's garbage collector if required. | |
f1716c67 | 2152 | case ,${enable_languages},:${enable_objc_gc} in |
2153 | *,objc,*:yes) | |
dd6d3a67 | 2154 | # Keep target-boehm-gc if requested for Objective-C. |
2155 | ;; | |
dd6d3a67 | 2156 | *) |
f1716c67 | 2157 | # Otherwise remove target-boehm-gc depending on target-libjava. |
2158 | if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then | |
2159 | noconfigdirs="$noconfigdirs target-boehm-gc" | |
2160 | fi | |
dd6d3a67 | 2161 | ;; |
2162 | esac | |
b33ca042 | 2163 | |
d3a7dd32 | 2164 | # Disable libcilkrts, libitm, libsanitizer, libvtv, liboffloadmic if we're not building C++ |
b33ca042 | 2165 | case ,${enable_languages}, in |
df148e44 | 2166 | *,c++,*) |
2167 | # Disable libcilkrts, libitm, libsanitizer if we're not building libstdc++ | |
2168 | case "${noconfigdirs}" in | |
2169 | *target-libstdc++-v3*) | |
2170 | noconfigdirs="$noconfigdirs target-libcilkrts target-libitm target-libsanitizer" | |
2171 | ;; | |
2172 | *) ;; | |
2173 | esac | |
2174 | ;; | |
b33ca042 | 2175 | *) |
d3a7dd32 | 2176 | noconfigdirs="$noconfigdirs target-libcilkrts target-liboffloadmic target-libitm target-libsanitizer target-libvtv" |
b33ca042 | 2177 | ;; |
2178 | esac | |
dd6d3a67 | 2179 | |
6675f2d9 | 2180 | # Remove the entries in $skipdirs and $noconfigdirs from $configdirs, |
2181 | # $build_configdirs and $target_configdirs. | |
c24c5e46 | 2182 | # If we have the source for $noconfigdirs entries, add them to $notsupp. |
2183 | ||
2184 | notsupp="" | |
2185 | for dir in . $skipdirs $noconfigdirs ; do | |
6675f2d9 | 2186 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g` |
c24c5e46 | 2187 | if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2188 | configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"` | |
2189 | if test -r $srcdir/$dirname/configure ; then | |
2190 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2191 | true | |
2192 | else | |
2193 | notsupp="$notsupp $dir" | |
2194 | fi | |
2195 | fi | |
2196 | fi | |
6675f2d9 | 2197 | if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2198 | build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"` | |
2199 | if test -r $srcdir/$dirname/configure ; then | |
2200 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2201 | true | |
2202 | else | |
2203 | notsupp="$notsupp $dir" | |
2204 | fi | |
2205 | fi | |
2206 | fi | |
c24c5e46 | 2207 | if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2208 | target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"` | |
2209 | if test -r $srcdir/$dirname/configure ; then | |
2210 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2211 | true | |
2212 | else | |
2213 | notsupp="$notsupp $dir" | |
2214 | fi | |
2215 | fi | |
2216 | fi | |
2217 | done | |
2218 | ||
c24c5e46 | 2219 | # Quietly strip out all directories which aren't configurable in this tree. |
2220 | # This relies on all configurable subdirectories being autoconfiscated, which | |
2221 | # is now the case. | |
2f8725b0 | 2222 | build_configdirs_all="$build_configdirs" |
2223 | build_configdirs= | |
2224 | for i in ${build_configdirs_all} ; do | |
2225 | j=`echo $i | sed -e s/build-//g` | |
2226 | if test -f ${srcdir}/$j/configure ; then | |
2227 | build_configdirs="${build_configdirs} $i" | |
2228 | fi | |
2229 | done | |
2230 | ||
c24c5e46 | 2231 | configdirs_all="$configdirs" |
2232 | configdirs= | |
2233 | for i in ${configdirs_all} ; do | |
2234 | if test -f ${srcdir}/$i/configure ; then | |
2235 | configdirs="${configdirs} $i" | |
2236 | fi | |
2237 | done | |
2f8725b0 | 2238 | |
c24c5e46 | 2239 | target_configdirs_all="$target_configdirs" |
2240 | target_configdirs= | |
2241 | for i in ${target_configdirs_all} ; do | |
2242 | j=`echo $i | sed -e s/target-//g` | |
2243 | if test -f ${srcdir}/$j/configure ; then | |
2244 | target_configdirs="${target_configdirs} $i" | |
2245 | fi | |
2246 | done | |
2247 | ||
1015a063 | 2248 | # libiberty-linker-plugin is special: it doesn't have its own source directory, |
2249 | # so we have to add it after the preceding checks. | |
2250 | if test x"$extra_linker_plugin_flags$extra_linker_plugin_configure_flags" != x | |
2251 | then | |
2252 | case " $configdirs " in | |
2253 | *" libiberty "*) | |
2254 | # If we can build libiberty, we can also build libiberty-linker-plugin. | |
2255 | configdirs="$configdirs libiberty-linker-plugin" | |
2256 | extra_linker_plugin_configure_flags="$extra_linker_plugin_configure_flags \ | |
2257 | --with-libiberty=../libiberty-linker-plugin";; | |
2258 | *) | |
2259 | AC_MSG_ERROR([libiberty missing]);; | |
2260 | esac | |
2261 | fi | |
2262 | ||
944792ef | 2263 | # Sometimes we have special requirements for the host libiberty. |
2264 | extra_host_libiberty_configure_flags= | |
2265 | case " $configdirs " in | |
2266 | *" lto-plugin "* | *" libcc1 "*) | |
2267 | # When these are to be built as shared libraries, the same applies to | |
2268 | # libiberty. | |
2269 | extra_host_libiberty_configure_flags=--enable-shared | |
2270 | ;; | |
2271 | esac | |
2272 | AC_SUBST(extra_host_libiberty_configure_flags) | |
2273 | ||
c24c5e46 | 2274 | # Produce a warning message for the subdirs we can't configure. |
2275 | # This isn't especially interesting in the Cygnus tree, but in the individual | |
2276 | # FSF releases, it's important to let people know when their machine isn't | |
2277 | # supported by the one or two programs in a package. | |
2278 | ||
2279 | if test -n "${notsupp}" && test -z "${norecursion}" ; then | |
2280 | # If $appdirs is non-empty, at least one of those directories must still | |
2281 | # be configured, or we error out. (E.g., if the gas release supports a | |
2282 | # specified target in some subdirs but not the gas subdir, we shouldn't | |
2283 | # pretend that all is well.) | |
2284 | if test -n "$appdirs" ; then | |
2285 | for dir in $appdirs ; do | |
2286 | if test -r $dir/Makefile.in ; then | |
2287 | if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2288 | appdirs="" | |
2289 | break | |
2290 | fi | |
2f8725b0 | 2291 | if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then |
c24c5e46 | 2292 | appdirs="" |
2293 | break | |
2294 | fi | |
2295 | fi | |
2296 | done | |
2297 | if test -n "$appdirs" ; then | |
2298 | echo "*** This configuration is not supported by this package." 1>&2 | |
2299 | exit 1 | |
2300 | fi | |
2301 | fi | |
2302 | # Okay, some application will build, or we don't care to check. Still | |
2303 | # notify of subdirs not getting built. | |
2304 | echo "*** This configuration is not supported in the following subdirectories:" 1>&2 | |
2305 | echo " ${notsupp}" 1>&2 | |
2306 | echo " (Any other directories should still work fine.)" 1>&2 | |
2307 | fi | |
2308 | ||
2309 | case "$host" in | |
2310 | *msdosdjgpp*) | |
2311 | enable_gdbtk=no ;; | |
2312 | esac | |
2313 | ||
eae5b2bc | 2314 | # To find our prefix, in gcc_cv_tool_prefix. |
2315 | ACX_TOOL_DIRS | |
2316 | ||
c24c5e46 | 2317 | copy_dirs= |
2318 | ||
ffa8502d | 2319 | AC_ARG_WITH([build-sysroot], |
8747a938 | 2320 | [AS_HELP_STRING([--with-build-sysroot=SYSROOT], |
2321 | [use sysroot as the system root during the build])], | |
ffa8502d | 2322 | [if test x"$withval" != x ; then |
2323 | SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval" | |
2324 | fi], | |
2325 | [SYSROOT_CFLAGS_FOR_TARGET=]) | |
2326 | AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET) | |
2327 | ||
5f1f2de5 | 2328 | AC_ARG_WITH([debug-prefix-map], |
8747a938 | 2329 | [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'], |
2330 | [map A to B, C to D ... in debug information])], | |
5f1f2de5 | 2331 | [if test x"$withval" != x; then |
2332 | DEBUG_PREFIX_CFLAGS_FOR_TARGET= | |
2333 | for debug_map in $withval; do | |
2334 | DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map" | |
2335 | done | |
2336 | fi], | |
2337 | [DEBUG_PREFIX_CFLAGS_FOR_TARGET=]) | |
2338 | AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET) | |
2339 | ||
c898f165 | 2340 | # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS |
2341 | # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS | |
2342 | # might also be empty (or "-g", if a non-GCC C++ compiler is in the path). | |
2343 | # We want to ensure that TARGET libraries (which we know are built with | |
2344 | # gcc) are built with "-O2 -g", so include those options when setting | |
2345 | # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET. | |
2346 | if test "x$CFLAGS_FOR_TARGET" = x; then | |
f5fad380 | 2347 | if test "x${is_cross_compiler}" = xyes; then |
2348 | CFLAGS_FOR_TARGET="-g -O2" | |
2349 | else | |
2350 | CFLAGS_FOR_TARGET=$CFLAGS | |
2351 | case " $CFLAGS " in | |
2352 | *" -O2 "*) ;; | |
2353 | *) CFLAGS_FOR_TARGET="-O2 $CFLAGS_FOR_TARGET" ;; | |
2354 | esac | |
2355 | case " $CFLAGS " in | |
2356 | *" -g "* | *" -g3 "*) ;; | |
2357 | *) CFLAGS_FOR_TARGET="-g $CFLAGS_FOR_TARGET" ;; | |
2358 | esac | |
2359 | fi | |
c898f165 | 2360 | fi |
2361 | AC_SUBST(CFLAGS_FOR_TARGET) | |
2362 | ||
2363 | if test "x$CXXFLAGS_FOR_TARGET" = x; then | |
f5fad380 | 2364 | if test "x${is_cross_compiler}" = xyes; then |
2365 | CXXFLAGS_FOR_TARGET="-g -O2" | |
2366 | else | |
2367 | CXXFLAGS_FOR_TARGET=$CXXFLAGS | |
2368 | case " $CXXFLAGS " in | |
2369 | *" -O2 "*) ;; | |
2370 | *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS_FOR_TARGET" ;; | |
2371 | esac | |
2372 | case " $CXXFLAGS " in | |
2373 | *" -g "* | *" -g3 "*) ;; | |
2374 | *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS_FOR_TARGET" ;; | |
2375 | esac | |
2376 | fi | |
c898f165 | 2377 | fi |
2378 | AC_SUBST(CXXFLAGS_FOR_TARGET) | |
2379 | ||
ed9516f5 | 2380 | AC_SUBST(LDFLAGS_FOR_TARGET) |
2381 | ||
c24c5e46 | 2382 | # Handle --with-headers=XXX. If the value is not "yes", the contents of |
2383 | # the named directory are copied to $(tooldir)/sys-include. | |
2384 | if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then | |
2385 | if test x${is_cross_compiler} = xno ; then | |
2386 | echo 1>&2 '***' --with-headers is only supported when cross compiling | |
2387 | exit 1 | |
2388 | fi | |
2389 | if test x"${with_headers}" != xyes ; then | |
eae5b2bc | 2390 | x=${gcc_cv_tool_prefix} |
b30fcfae | 2391 | copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include" |
c24c5e46 | 2392 | fi |
2393 | fi | |
2394 | ||
2395 | # Handle --with-libs=XXX. If the value is not "yes", the contents of | |
2396 | # the name directories are copied to $(tooldir)/lib. Multiple directories | |
2397 | # are permitted. | |
2398 | if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
2399 | if test x${is_cross_compiler} = xno ; then | |
2400 | echo 1>&2 '***' --with-libs is only supported when cross compiling | |
2401 | exit 1 | |
2402 | fi | |
2403 | if test x"${with_libs}" != xyes ; then | |
2404 | # Copy the libraries in reverse order, so that files in the first named | |
2405 | # library override files in subsequent libraries. | |
eae5b2bc | 2406 | x=${gcc_cv_tool_prefix} |
c24c5e46 | 2407 | for l in ${with_libs}; do |
b30fcfae | 2408 | copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}" |
c24c5e46 | 2409 | done |
2410 | fi | |
2411 | fi | |
2412 | ||
7bfefa9d | 2413 | # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate. |
c47832b1 | 2414 | # |
2415 | # This is done by determining whether or not the appropriate directory | |
2416 | # is available, and by checking whether or not specific configurations | |
2417 | # have requested that this magic not happen. | |
2418 | # | |
2419 | # The command line options always override the explicit settings in | |
2420 | # configure.in, and the settings in configure.in override this magic. | |
2421 | # | |
2422 | # If the default for a toolchain is to use GNU as and ld, and you don't | |
2423 | # want to do that, then you should use the --without-gnu-as and | |
7bfefa9d | 2424 | # --without-gnu-ld options for the configure script. Similarly, if |
2425 | # the default is to use the included zlib and you don't want to do that, | |
2426 | # you should use the --with-system-zlib option for the configure script. | |
c47832b1 | 2427 | |
2428 | if test x${use_gnu_as} = x && | |
2429 | echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then | |
2430 | with_gnu_as=yes | |
2431 | extra_host_args="$extra_host_args --with-gnu-as" | |
2432 | fi | |
2433 | ||
2434 | if test x${use_gnu_ld} = x && | |
3d47fcf5 | 2435 | echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then |
c47832b1 | 2436 | with_gnu_ld=yes |
2437 | extra_host_args="$extra_host_args --with-gnu-ld" | |
2438 | fi | |
2439 | ||
7bfefa9d | 2440 | if test x${use_included_zlib} = x && |
2441 | echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then | |
2442 | : | |
2443 | else | |
2444 | with_system_zlib=yes | |
2445 | extra_host_args="$extra_host_args --with-system-zlib" | |
2446 | fi | |
2447 | ||
c47832b1 | 2448 | # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure |
2449 | # can detect this case. | |
2450 | ||
2451 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then | |
2452 | with_newlib=yes | |
2453 | extra_host_args="$extra_host_args --with-newlib" | |
2454 | fi | |
2455 | ||
c24c5e46 | 2456 | # Handle ${copy_dirs} |
2457 | set fnord ${copy_dirs} | |
2458 | shift | |
2459 | while test $# != 0 ; do | |
2460 | if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then | |
2461 | : | |
2462 | else | |
2463 | echo Copying $1 to $2 | |
2464 | ||
2465 | # Use the install script to create the directory and all required | |
2466 | # parent directories. | |
2467 | if test -d $2 ; then | |
2468 | : | |
2469 | else | |
2470 | echo >config.temp | |
2471 | ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED | |
2472 | fi | |
2473 | ||
2474 | # Copy the directory, assuming we have tar. | |
2475 | # FIXME: Should we use B in the second tar? Not all systems support it. | |
2476 | (cd $1; tar -cf - .) | (cd $2; tar -xpf -) | |
2477 | ||
2478 | # It is the responsibility of the user to correctly adjust all | |
2479 | # symlinks. If somebody can figure out how to handle them correctly | |
2480 | # here, feel free to add the code. | |
2481 | ||
2482 | echo $1 > $2/COPIED | |
2483 | fi | |
2484 | shift; shift | |
2485 | done | |
2486 | ||
c47832b1 | 2487 | # Determine a target-dependent exec_prefix that the installed |
2488 | # gcc will search in. Keep this list sorted by triplet, with | |
2489 | # the *-*-osname triplets last. | |
2490 | md_exec_prefix= | |
2491 | case "${target}" in | |
09c2d953 | 2492 | i[[34567]]86-pc-msdosdjgpp*) |
c47832b1 | 2493 | md_exec_prefix=/dev/env/DJDIR/bin |
2494 | ;; | |
c47832b1 | 2495 | *-*-hpux* | \ |
c47832b1 | 2496 | *-*-nto-qnx* | \ |
93faf308 | 2497 | *-*-solaris2*) |
c47832b1 | 2498 | md_exec_prefix=/usr/ccs/bin |
2499 | ;; | |
2500 | esac | |
2501 | ||
805e22b2 | 2502 | extra_arflags_for_target= |
2503 | extra_nmflags_for_target= | |
b437616a | 2504 | extra_ranlibflags_for_target= |
71ab34df | 2505 | target_makefile_frag=/dev/null |
13b1b53a | 2506 | case "${target}" in |
57c7de11 | 2507 | spu-*-*) |
2508 | target_makefile_frag="config/mt-spu" | |
2509 | ;; | |
3e78a7ce | 2510 | mips*-sde-elf* | mips*-mti-elf* | mips*-img-elf*) |
f8520ad7 | 2511 | target_makefile_frag="config/mt-sde" |
2512 | ;; | |
3013c2c7 | 2513 | mipsisa*-*-elfoabi*) |
2514 | target_makefile_frag="config/mt-mips-elfoabi" | |
2515 | ;; | |
559b0712 | 2516 | mips*-*-*linux* | mips*-*-gnu*) |
2517 | target_makefile_frag="config/mt-mips-gnu" | |
2518 | ;; | |
2481a2c1 | 2519 | nios2-*-elf*) |
2520 | target_makefile_frag="config/mt-nios2-elf" | |
2521 | ;; | |
3bef4012 | 2522 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) |
cb8a7007 | 2523 | target_makefile_frag="config/mt-gnu" |
13b1b53a | 2524 | ;; |
71ab34df | 2525 | *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*) |
805e22b2 | 2526 | # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm |
2527 | # commands to handle both 32-bit and 64-bit objects. These flags are | |
2528 | # harmless if we're using GNU nm or ar. | |
2529 | extra_arflags_for_target=" -X32_64" | |
2530 | extra_nmflags_for_target=" -B -X32_64" | |
13b1b53a | 2531 | ;; |
70af7570 | 2532 | esac |
2533 | ||
71ab34df | 2534 | alphaieee_frag=/dev/null |
70af7570 | 2535 | case $target in |
2536 | alpha*-*-*) | |
2537 | # This just makes sure to use the -mieee option to build target libs. | |
2538 | # This should probably be set individually by each library. | |
2539 | alphaieee_frag="config/mt-alphaieee" | |
13b1b53a | 2540 | ;; |
2541 | esac | |
b138c834 | 2542 | |
13b1b53a | 2543 | # If --enable-target-optspace always use -Os instead of -O2 to build |
2544 | # the target libraries, similarly if it is not specified, use -Os | |
2545 | # on selected platforms. | |
71ab34df | 2546 | ospace_frag=/dev/null |
13b1b53a | 2547 | case "${enable_target_optspace}:${target}" in |
2548 | yes:*) | |
70af7570 | 2549 | ospace_frag="config/mt-ospace" |
13b1b53a | 2550 | ;; |
2551 | :d30v-*) | |
70af7570 | 2552 | ospace_frag="config/mt-d30v" |
13b1b53a | 2553 | ;; |
2554 | :m32r-* | :d10v-* | :fr30-*) | |
70af7570 | 2555 | ospace_frag="config/mt-ospace" |
13b1b53a | 2556 | ;; |
2557 | no:* | :*) | |
2558 | ;; | |
2559 | *) | |
2560 | echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2 | |
2561 | ;; | |
2562 | esac | |
28e9041c | 2563 | |
71ab34df | 2564 | # Some systems (e.g., one of the i386-aix systems the gas testers are |
2565 | # using) don't handle "\$" correctly, so don't use it here. | |
b30fcfae | 2566 | tooldir='${exec_prefix}'/${target_noncanonical} |
71ab34df | 2567 | build_tooldir=${tooldir} |
2568 | ||
71ab34df | 2569 | # Create a .gdbinit file which runs the one in srcdir |
2570 | # and tells GDB to look there for source files. | |
2571 | ||
2572 | if test -r ${srcdir}/.gdbinit ; then | |
2573 | case ${srcdir} in | |
2574 | .) ;; | |
2575 | *) cat > ./.gdbinit <<EOF | |
2576 | # ${NO_EDIT} | |
2577 | dir ${srcdir} | |
2578 | dir . | |
2579 | source ${srcdir}/.gdbinit | |
2580 | EOF | |
2581 | ;; | |
2582 | esac | |
2583 | fi | |
2584 | ||
28e9041c | 2585 | # Make sure that the compiler is able to generate an executable. If it |
2586 | # can't, we are probably in trouble. We don't care whether we can run the | |
2587 | # executable--we might be using a cross compiler--we only care whether it | |
2588 | # can be created. At this point the main configure script has set CC. | |
441f85dc | 2589 | we_are_ok=no |
28e9041c | 2590 | echo "int main () { return 0; }" > conftest.c |
2591 | ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
441f85dc | 2592 | if test $? = 0 ; then |
2593 | if test -s conftest || test -s conftest.exe ; then | |
2594 | we_are_ok=yes | |
2595 | fi | |
2596 | fi | |
2597 | case $we_are_ok in | |
2598 | no) | |
2599 | echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed." | |
2600 | echo 1>&2 "*** You must set the environment variable CC to a working compiler." | |
2601 | rm -f conftest* | |
2602 | exit 1 | |
2603 | ;; | |
2604 | esac | |
28e9041c | 2605 | rm -f conftest* |
2606 | ||
7d804f04 | 2607 | # Decide which environment variable is used to find dynamic libraries. |
949b0daa | 2608 | case "${host}" in |
2609 | *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;; | |
b2240ff6 | 2610 | *-*-darwin*) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;; |
7d804f04 | 2611 | *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;; |
949b0daa | 2612 | *) RPATH_ENVVAR=LD_LIBRARY_PATH ;; |
2613 | esac | |
949b0daa | 2614 | |
7d804f04 | 2615 | # On systems where the dynamic library environment variable is PATH, |
2616 | # gcc/ will put dynamic libraries into a subdirectory to avoid adding | |
2617 | # built executables to PATH. | |
2618 | if test "$RPATH_ENVVAR" = PATH; then | |
2619 | GCC_SHLIB_SUBDIR=/shlib | |
2620 | else | |
2621 | GCC_SHLIB_SUBDIR= | |
2622 | fi | |
2623 | ||
ee055341 | 2624 | # Adjust the toplevel makefile according to whether bootstrap was selected. |
2625 | case $enable_bootstrap in | |
2626 | yes) | |
2627 | bootstrap_suffix=bootstrap | |
2628 | BUILD_CONFIG=bootstrap-debug | |
2629 | ;; | |
2630 | no) | |
2631 | bootstrap_suffix=no-bootstrap | |
2632 | BUILD_CONFIG= | |
2633 | ;; | |
2634 | esac | |
2635 | ||
2636 | AC_MSG_CHECKING(for default BUILD_CONFIG) | |
2637 | ||
2638 | AC_ARG_WITH([build-config], | |
2639 | [AS_HELP_STRING([--with-build-config='NAME NAME2...'], | |
2640 | [use config/NAME.mk build configuration])], | |
2641 | [case $with_build_config in | |
2642 | yes) with_build_config= ;; | |
2643 | no) with_build_config= BUILD_CONFIG= ;; | |
2644 | esac]) | |
2645 | ||
2646 | if test "x${with_build_config}" != x; then | |
2647 | BUILD_CONFIG=$with_build_config | |
2648 | else | |
2649 | case $BUILD_CONFIG in | |
2650 | bootstrap-debug) | |
2651 | if echo "int f (void) { return 0; }" > conftest.c && | |
2652 | ${CC} -c conftest.c && | |
2653 | mv conftest.o conftest.o.g0 && | |
2654 | ${CC} -c -g conftest.c && | |
2655 | mv conftest.o conftest.o.g && | |
2656 | ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then | |
2657 | : | |
2658 | else | |
2659 | BUILD_CONFIG= | |
2660 | fi | |
2661 | rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g | |
2662 | ;; | |
2663 | esac | |
2664 | fi | |
2665 | AC_MSG_RESULT($BUILD_CONFIG) | |
2666 | AC_SUBST(BUILD_CONFIG) | |
2667 | ||
2668 | # Use same top-level configure hooks in libgcc/libstdc++/libvtv. | |
2669 | AC_MSG_CHECKING([for --enable-vtable-verify]) | |
2670 | AC_ARG_ENABLE(vtable-verify, | |
2671 | [ --enable-vtable-verify Enable vtable verification feature ], | |
2672 | [case "$enableval" in | |
2673 | yes) enable_vtable_verify=yes ;; | |
2674 | no) enable_vtable_verify=no ;; | |
2675 | *) enable_vtable_verify=no;; | |
2676 | esac], | |
2677 | [enable_vtable_verify=no]) | |
2678 | AC_MSG_RESULT($enable_vtable_verify) | |
2679 | ||
805e22b2 | 2680 | # Record target_configdirs and the configure arguments for target and |
2681 | # build configuration in Makefile. | |
2682 | target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'` | |
2f8725b0 | 2683 | build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'` |
f4ae1a00 | 2684 | bootstrap_fixincludes=no |
805e22b2 | 2685 | |
5c96a839 | 2686 | # If we are building libgomp, bootstrap it. |
2687 | if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then | |
2688 | bootstrap_target_libs=${bootstrap_target_libs}target-libgomp, | |
2689 | fi | |
2690 | ||
ee055341 | 2691 | # If we are building libsanitizer and $BUILD_CONFIG contains bootstrap-asan |
2692 | # or bootstrap-ubsan, bootstrap it. | |
2693 | if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1; then | |
2694 | case "$BUILD_CONFIG" in | |
2695 | *bootstrap-asan* | *bootstrap-ubsan* ) | |
2696 | bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer, | |
f4ae1a00 | 2697 | bootstrap_fixincludes=yes |
ee055341 | 2698 | ;; |
2699 | esac | |
579abfee | 2700 | fi |
2701 | ||
ee055341 | 2702 | # If we are building libvtv and --enable-vtable-verify, bootstrap it. |
2703 | if echo " ${target_configdirs} " | grep " libvtv " > /dev/null 2>&1 && | |
2704 | test "$enable_vtable_verify" != no; then | |
b710ec85 | 2705 | bootstrap_target_libs=${bootstrap_target_libs}target-libvtv, |
2706 | fi | |
2707 | ||
202baac8 | 2708 | # If we are building libmpx, bootstrap it. |
2709 | if echo " ${target_configdirs} " | grep " libmpx " > /dev/null 2>&1; then | |
2710 | bootstrap_target_libs=${bootstrap_target_libs}target-libmpx, | |
2711 | fi | |
2712 | ||
805e22b2 | 2713 | # Determine whether gdb needs tk/tcl or not. |
2714 | # Use 'maybe' since enable_gdbtk might be true even if tk isn't available | |
2715 | # and in that case we want gdb to be built without tk. Ugh! | |
2716 | # In fact I believe gdb is the *only* package directly dependent on tk, | |
2717 | # so we should be able to put the 'maybe's in unconditionally and | |
2718 | # leave out the maybe dependencies when enable_gdbtk is false. I'm not | |
2719 | # 100% sure that that's safe though. | |
8fdaf281 | 2720 | |
f843f075 | 2721 | gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui" |
805e22b2 | 2722 | case "$enable_gdbtk" in |
2723 | no) | |
2724 | GDB_TK="" ;; | |
8fdaf281 | 2725 | yes) |
2726 | GDB_TK="${gdb_tk}" ;; | |
805e22b2 | 2727 | *) |
8fdaf281 | 2728 | # Only add the dependency on gdbtk when GDBtk is part of the gdb |
2729 | # distro. Eventually someone will fix this and move Insight, nee | |
2730 | # gdbtk to a separate directory. | |
2731 | if test -d ${srcdir}/gdb/gdbtk ; then | |
2732 | GDB_TK="${gdb_tk}" | |
2733 | else | |
2734 | GDB_TK="" | |
2735 | fi | |
2736 | ;; | |
805e22b2 | 2737 | esac |
415470be | 2738 | CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g` |
2739 | INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g` | |
805e22b2 | 2740 | |
01b41571 | 2741 | # Strip out unwanted targets. |
6f4f34a7 | 2742 | |
2743 | # While at that, we remove Makefiles if we were started for recursive | |
2744 | # configuration, so that the top-level Makefile reconfigures them, | |
2745 | # like we used to do when configure itself was recursive. | |
6f4f34a7 | 2746 | |
8bb79148 | 2747 | # Loop over modules. We used to use the "$extrasub" feature from Autoconf |
2748 | # but now we're fixing up the Makefile ourselves with the additional | |
2749 | # commands passed to AC_CONFIG_FILES. Use separate variables | |
2750 | # extrasub-{build,host,target} not because there is any reason to split | |
2751 | # the substitutions up that way, but only to remain below the limit of | |
2752 | # 99 commands in a script, for HP-UX sed. | |
2753 | # Do not nest @if/@endif pairs, because configure will not warn you at all. | |
6f4f34a7 | 2754 | |
7b5fee3e | 2755 | case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in |
2756 | yes:yes:*\ gold\ *:*,c++,*) ;; | |
2757 | yes:yes:*\ gold\ *:*) | |
2758 | AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages]) | |
2759 | ;; | |
2760 | esac | |
2761 | ||
8bb79148 | 2762 | extrasub_build= |
2f8725b0 | 2763 | for module in ${build_configdirs} ; do |
6f4f34a7 | 2764 | if test -z "${no_recursion}" \ |
2765 | && test -f ${build_subdir}/${module}/Makefile; then | |
2766 | echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure" | |
2767 | rm -f ${build_subdir}/${module}/Makefile | |
2768 | fi | |
8bb79148 | 2769 | extrasub_build="$extrasub_build |
01b41571 | 2770 | /^@if build-$module\$/d |
93f93279 | 2771 | /^@endif build-$module\$/d |
2772 | /^@if build-$module-$bootstrap_suffix\$/d | |
2773 | /^@endif build-$module-$bootstrap_suffix\$/d" | |
6f4f34a7 | 2774 | done |
8bb79148 | 2775 | extrasub_host= |
6f4f34a7 | 2776 | for module in ${configdirs} ; do |
9c19a746 | 2777 | if test -z "${no_recursion}"; then |
35d84d10 | 2778 | for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do |
9c19a746 | 2779 | if test -f ${file}; then |
2780 | echo 1>&2 "*** removing ${file} to force reconfigure" | |
2781 | rm -f ${file} | |
2782 | fi | |
2783 | done | |
6f4f34a7 | 2784 | fi |
f4ae1a00 | 2785 | case ${module},${bootstrap_fixincludes} in |
2786 | fixincludes,no) host_bootstrap_suffix=no-bootstrap ;; | |
2787 | *) host_bootstrap_suffix=$bootstrap_suffix ;; | |
2788 | esac | |
8bb79148 | 2789 | extrasub_host="$extrasub_host |
01b41571 | 2790 | /^@if $module\$/d |
93f93279 | 2791 | /^@endif $module\$/d |
f4ae1a00 | 2792 | /^@if $module-$host_bootstrap_suffix\$/d |
2793 | /^@endif $module-$host_bootstrap_suffix\$/d" | |
6f4f34a7 | 2794 | done |
8bb79148 | 2795 | extrasub_target= |
6f4f34a7 | 2796 | for module in ${target_configdirs} ; do |
2797 | if test -z "${no_recursion}" \ | |
2798 | && test -f ${target_subdir}/${module}/Makefile; then | |
2799 | echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure" | |
2800 | rm -f ${target_subdir}/${module}/Makefile | |
2801 | fi | |
7ab76cec | 2802 | |
2803 | # We only bootstrap target libraries listed in bootstrap_target_libs. | |
2804 | case $bootstrap_target_libs in | |
2805 | *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;; | |
2806 | *) target_bootstrap_suffix=no-bootstrap ;; | |
2807 | esac | |
2808 | ||
8bb79148 | 2809 | extrasub_target="$extrasub_target |
01b41571 | 2810 | /^@if target-$module\$/d |
93f93279 | 2811 | /^@endif target-$module\$/d |
7ab76cec | 2812 | /^@if target-$module-$target_bootstrap_suffix\$/d |
2813 | /^@endif target-$module-$target_bootstrap_suffix\$/d" | |
805e22b2 | 2814 | done |
54f0538b | 2815 | |
8bb79148 | 2816 | # Do the final fixup along with target modules. |
2817 | extrasub_target="$extrasub_target | |
01b41571 | 2818 | /^@if /,/^@endif /d" |
805e22b2 | 2819 | |
2820 | # Create the serialization dependencies. This uses a temporary file. | |
2821 | ||
11d8013a | 2822 | AC_ARG_ENABLE([serial-configure], |
8747a938 | 2823 | [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]], |
2824 | [force sequential configuration of | |
2825 | sub-packages for the host, target or build | |
2826 | machine, or all sub-packages])]) | |
622c1fa9 | 2827 | |
2828 | case ${enable_serial_configure} in | |
2829 | yes) | |
2830 | enable_serial_build_configure=yes | |
2831 | enable_serial_host_configure=yes | |
2832 | enable_serial_target_configure=yes | |
2833 | ;; | |
2834 | esac | |
11d8013a | 2835 | |
805e22b2 | 2836 | # These force 'configure's to be done one at a time, to avoid problems |
2837 | # with contention over a shared config.cache. | |
2838 | rm -f serdep.tmp | |
11d8013a | 2839 | echo '# serdep.tmp' > serdep.tmp |
805e22b2 | 2840 | olditem= |
622c1fa9 | 2841 | test "x${enable_serial_build_configure}" = xyes && |
805e22b2 | 2842 | for item in ${build_configdirs} ; do |
2843 | case ${olditem} in | |
2844 | "") ;; | |
11d8013a | 2845 | *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;; |
805e22b2 | 2846 | esac |
2847 | olditem=${item} | |
2848 | done | |
2849 | olditem= | |
622c1fa9 | 2850 | test "x${enable_serial_host_configure}" = xyes && |
805e22b2 | 2851 | for item in ${configdirs} ; do |
2852 | case ${olditem} in | |
2853 | "") ;; | |
11d8013a | 2854 | *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;; |
805e22b2 | 2855 | esac |
2856 | olditem=${item} | |
2857 | done | |
2858 | olditem= | |
622c1fa9 | 2859 | test "x${enable_serial_target_configure}" = xyes && |
805e22b2 | 2860 | for item in ${target_configdirs} ; do |
2861 | case ${olditem} in | |
2862 | "") ;; | |
11d8013a | 2863 | *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;; |
805e22b2 | 2864 | esac |
2865 | olditem=${item} | |
2866 | done | |
71ab34df | 2867 | serialization_dependencies=serdep.tmp |
2868 | AC_SUBST_FILE(serialization_dependencies) | |
949b0daa | 2869 | |
11d8013a | 2870 | # Base args. Strip norecursion, cache-file, srcdir, host, build, |
b30fcfae | 2871 | # target, nonopt, and variable assignments. These are the ones we |
412c2e81 | 2872 | # might not want to pass down to subconfigures. The exception being |
2873 | # --cache-file=/dev/null, which is used to turn off the use of cache | |
2874 | # files altogether, and which should be passed on to subconfigures. | |
2875 | # Also strip program-prefix, program-suffix, and program-transform-name, | |
2876 | # so that we can pass down a consistent program-transform-name. | |
b30fcfae | 2877 | baseargs= |
0e4d1862 | 2878 | tbaseargs= |
b30fcfae | 2879 | keep_next=no |
2880 | skip_next=no | |
2881 | eval "set -- $ac_configure_args" | |
4ff792a4 | 2882 | for ac_arg |
2883 | do | |
b30fcfae | 2884 | if test X"$skip_next" = X"yes"; then |
2885 | skip_next=no | |
2886 | continue | |
2887 | fi | |
2888 | if test X"$keep_next" = X"yes"; then | |
2889 | case $ac_arg in | |
2890 | *\'*) | |
2891 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2892 | esac | |
2893 | baseargs="$baseargs '$ac_arg'" | |
0e4d1862 | 2894 | tbaseargs="$tbaseargs '$ac_arg'" |
b30fcfae | 2895 | keep_next=no |
2896 | continue | |
2897 | fi | |
2898 | ||
2899 | # Handle separated arguments. Based on the logic generated by | |
2900 | # autoconf 2.59. | |
2901 | case $ac_arg in | |
2902 | *=* | --config-cache | -C | -disable-* | --disable-* \ | |
2903 | | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \ | |
2904 | | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \ | |
2905 | | -with-* | --with-* | -without-* | --without-* | --x) | |
2906 | separate_arg=no | |
2907 | ;; | |
2908 | -*) | |
2909 | separate_arg=yes | |
2910 | ;; | |
2911 | *) | |
2912 | separate_arg=no | |
2913 | ;; | |
2914 | esac | |
2915 | ||
0e4d1862 | 2916 | skip_targ=no |
2917 | case $ac_arg in | |
2918 | changequote(,) | |
2919 | --with-* | --without-*) | |
2920 | libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'` | |
2921 | ||
2922 | case $libopt in | |
2923 | *[-_]include) | |
2924 | lib=`echo "$libopt" | sed 's,[-_]include$,,'` | |
2925 | ;; | |
2926 | *[-_]lib) | |
2927 | lib=`echo "$libopt" | sed 's,[-_]lib$,,'` | |
2928 | ;; | |
2929 | *) | |
2930 | lib=$libopt | |
2931 | ;; | |
2932 | esac | |
2933 | changequote([,]) | |
2934 | ||
2935 | case $lib in | |
572cf1f7 | 2936 | mpc | mpfr | gmp | isl) |
0e4d1862 | 2937 | # If we're processing --with-$lib, --with-$lib-include or |
2938 | # --with-$lib-lib, for one of the libs above, and target is | |
2939 | # different from host, don't pass the current argument to any | |
2940 | # target library's configure. | |
2941 | if test x$is_cross_compiler = xyes; then | |
2942 | skip_targ=yes | |
2943 | fi | |
2944 | ;; | |
2945 | esac | |
2946 | ;; | |
2947 | esac | |
2948 | ||
b30fcfae | 2949 | case "$ac_arg" in |
412c2e81 | 2950 | --cache-file=/dev/null | \ |
2951 | -cache-file=/dev/null ) | |
2952 | # Handled here to avoid the test to skip args below. | |
2953 | baseargs="$baseargs '$ac_arg'" | |
0e4d1862 | 2954 | tbaseargs="$tbaseargs '$ac_arg'" |
412c2e81 | 2955 | # Assert: $separate_arg should always be no. |
2956 | keep_next=$separate_arg | |
2957 | ;; | |
b30fcfae | 2958 | --no*) |
2959 | continue | |
2960 | ;; | |
2961 | --c* | \ | |
2962 | --sr* | \ | |
2963 | --ho* | \ | |
2964 | --bu* | \ | |
2965 | --t* | \ | |
2966 | --program-* | \ | |
2967 | -cache_file* | \ | |
2968 | -srcdir* | \ | |
2969 | -host* | \ | |
2970 | -build* | \ | |
2971 | -target* | \ | |
2972 | -program-prefix* | \ | |
2973 | -program-suffix* | \ | |
2974 | -program-transform-name* ) | |
2975 | skip_next=$separate_arg | |
2976 | continue | |
2977 | ;; | |
2978 | -*) | |
2979 | # An option. Add it. | |
2980 | case $ac_arg in | |
2981 | *\'*) | |
2982 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2983 | esac | |
2984 | baseargs="$baseargs '$ac_arg'" | |
0e4d1862 | 2985 | if test X"$skip_targ" = Xno; then |
2986 | tbaseargs="$tbaseargs '$ac_arg'" | |
2987 | fi | |
b30fcfae | 2988 | keep_next=$separate_arg |
2989 | ;; | |
2990 | *) | |
2991 | # Either a variable assignment, or a nonopt (triplet). Don't | |
2992 | # pass it down; let the Makefile handle this. | |
2993 | continue | |
2994 | ;; | |
2995 | esac | |
2996 | done | |
2997 | # Remove the initial space we just introduced and, as these will be | |
2998 | # expanded by make, quote '$'. | |
2999 | baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'` | |
28e9041c | 3000 | |
fbfea1fa | 3001 | # Add in --program-transform-name, after --program-prefix and |
3002 | # --program-suffix have been applied to it. Autoconf has already | |
3003 | # doubled dollar signs and backslashes in program_transform_name; we want | |
3004 | # the backslashes un-doubled, and then the entire thing wrapped in single | |
3005 | # quotes, because this will be expanded first by make and then by the shell. | |
3006 | # Also, because we want to override the logic in subdir configure scripts to | |
3007 | # choose program_transform_name, replace any s,x,x, with s,y,y,. | |
3008 | sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out | |
3009 | ${program_transform_name} | |
3010 | EOF_SED | |
3011 | gcc_transform_name=`cat conftestsed.out` | |
3012 | rm -f conftestsed.out | |
3013 | baseargs="$baseargs --program-transform-name='${gcc_transform_name}'" | |
0e4d1862 | 3014 | tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'" |
af7bb0c0 | 3015 | if test "$silent" = yes; then |
3016 | baseargs="$baseargs --silent" | |
0e4d1862 | 3017 | tbaseargs="$tbaseargs --silent" |
af7bb0c0 | 3018 | fi |
cd2f3773 | 3019 | baseargs="$baseargs --disable-option-checking" |
0e4d1862 | 3020 | tbaseargs="$tbaseargs --disable-option-checking" |
fbfea1fa | 3021 | |
372a3f1e | 3022 | # Record and document user additions to sub configure arguments. |
3023 | AC_ARG_VAR([build_configargs], | |
3024 | [additional configure arguments for build directories]) | |
3025 | AC_ARG_VAR([host_configargs], | |
3026 | [additional configure arguments for host directories]) | |
3027 | AC_ARG_VAR([target_configargs], | |
3028 | [additional configure arguments for target directories]) | |
3029 | ||
31972771 | 3030 | # For the build-side libraries, we just need to pretend we're native, |
3031 | # and not use the same cache file. Multilibs are neither needed nor | |
b85b703b | 3032 | # desired. We can't even use the same cache file for all build-side |
3033 | # libraries, as they're compiled differently; some with C, some with | |
3034 | # C++ or with different feature-enabling options. | |
3035 | build_configargs="$build_configargs --cache-file=./config.cache ${baseargs}" | |
64d298c9 | 3036 | |
805e22b2 | 3037 | # For host modules, accept cache file option, or specification as blank. |
3038 | case "${cache_file}" in | |
3039 | "") # empty | |
3040 | cache_file_option="" ;; | |
71ab34df | 3041 | /* | [[A-Za-z]]:[[\\/]]* ) # absolute path |
805e22b2 | 3042 | cache_file_option="--cache-file=${cache_file}" ;; |
3043 | *) # relative path | |
3044 | cache_file_option="--cache-file=../${cache_file}" ;; | |
3045 | esac | |
3046 | ||
ba1081ef | 3047 | # Host dirs don't like to share a cache file either, horribly enough. |
3048 | # This seems to be due to autoconf 2.5x stupidity. | |
372a3f1e | 3049 | host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}" |
805e22b2 | 3050 | |
0e4d1862 | 3051 | target_configargs="$target_configargs ${tbaseargs}" |
31972771 | 3052 | |
28e9041c | 3053 | # Passing a --with-cross-host argument lets the target libraries know |
3054 | # whether they are being built with a cross-compiler or being built | |
3055 | # native. However, it would be better to use other mechanisms to make the | |
3056 | # sorts of decisions they want to make on this basis. Please consider | |
3057 | # this option to be deprecated. FIXME. | |
441f85dc | 3058 | if test x${is_cross_compiler} = xyes ; then |
b30fcfae | 3059 | target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}" |
28e9041c | 3060 | fi |
3061 | ||
87ebeb4c | 3062 | # Special user-friendly check for native x86_64-linux build, if |
3063 | # multilib is not explicitly enabled. | |
3064 | case "$target:$have_compiler:$host:$target:$enable_multilib" in | |
3065 | x86_64-*linux*:yes:$build:$build:) | |
6efd9d79 | 3066 | # Make sure we have a development environment that handles 32-bit |
87ebeb4c | 3067 | dev64=no |
3068 | echo "int main () { return 0; }" > conftest.c | |
3069 | ${CC} -m32 -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
3070 | if test $? = 0 ; then | |
3071 | if test -s conftest || test -s conftest.exe ; then | |
3072 | dev64=yes | |
3073 | fi | |
3074 | fi | |
3075 | rm -f conftest* | |
3076 | if test x${dev64} != xyes ; then | |
6efd9d79 | 3077 | AC_MSG_ERROR([I suspect your system does not have 32-bit development libraries (libc and headers). If you have them, rerun configure with --enable-multilib. If you do not have them, and want to build a 64-bit-only compiler, rerun configure with --disable-multilib.]) |
87ebeb4c | 3078 | fi |
3079 | ;; | |
3080 | esac | |
3081 | ||
59a40389 | 3082 | # Default to --enable-multilib. |
3083 | if test x${enable_multilib} = x ; then | |
3a7bfd0c | 3084 | target_configargs="--enable-multilib ${target_configargs}" |
59a40389 | 3085 | fi |
28e9041c | 3086 | |
ed37269d | 3087 | # Pass --with-newlib if appropriate. Note that target_configdirs has |
3088 | # changed from the earlier setting of with_newlib. | |
441f85dc | 3089 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then |
3a7bfd0c | 3090 | target_configargs="--with-newlib ${target_configargs}" |
ed37269d | 3091 | fi |
3092 | ||
74fef112 | 3093 | # Different target subdirs use different values of certain variables |
3094 | # (notably CXX). Worse, multilibs use *lots* of different values. | |
3095 | # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that | |
3096 | # it doesn't automatically accept command-line overrides of them. | |
3097 | # This means it's not safe for target subdirs to share a cache file, | |
3098 | # which is disgusting, but there you have it. Hopefully this can be | |
3099 | # fixed in future. It's still worthwhile to use a cache file for each | |
3100 | # directory. I think. | |
3101 | ||
a8abbd9d | 3102 | # Pass the appropriate --build, --host, --target and --cache-file arguments. |
3103 | # We need to pass --target, as newer autoconf's requires consistency | |
3104 | # for target_alias and gcc doesn't manage it consistently. | |
d45318b3 | 3105 | target_configargs="--cache-file=./config.cache ${target_configargs}" |
31972771 | 3106 | |
bc7af389 | 3107 | FLAGS_FOR_TARGET= |
753fca8a | 3108 | case " $target_configdirs " in |
681dbe98 | 3109 | *" newlib "*) |
3a7bfd0c | 3110 | case " $target_configargs " in |
681dbe98 | 3111 | *" --with-newlib "*) |
bc7af389 | 3112 | case "$target" in |
fe284774 | 3113 | *-cygwin*) |
db54564d | 3114 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -isystem $$s/winsup/cygwin/include' |
fe284774 | 3115 | ;; |
bc7af389 | 3116 | esac |
3117 | ||
e2bac683 | 3118 | # If we're not building GCC, don't discard standard headers. |
296a0f54 | 3119 | if test -d ${srcdir}/gcc; then |
32999451 | 3120 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc' |
e2bac683 | 3121 | |
3122 | if test "${build}" != "${host}"; then | |
3123 | # On Canadian crosses, CC_FOR_TARGET will have already been set | |
3124 | # by `configure', so we won't have an opportunity to add -Bgcc/ | |
3125 | # to it. This is right: we don't want to search that directory | |
3126 | # for binaries, but we want the header files in there, so add | |
3127 | # them explicitly. | |
e619f0a6 | 3128 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed' |
e2bac683 | 3129 | |
3130 | # Someone might think of using the pre-installed headers on | |
3131 | # Canadian crosses, in case the installed compiler is not fully | |
3132 | # compatible with the compiler being built. In this case, it | |
3133 | # would be better to flag an error than risking having | |
3134 | # incompatible object files being constructed. We can't | |
3135 | # guarantee that an error will be flagged, but let's hope the | |
3136 | # compiler will do it, when presented with incompatible header | |
3137 | # files. | |
3138 | fi | |
32999451 | 3139 | fi |
3140 | ||
df2ff48f | 3141 | case "${target}-${is_cross_compiler}" in |
f74ea578 | 3142 | i[[3456789]]86-*-linux*-no) |
df2ff48f | 3143 | # Here host == target, so we don't need to build gcc, |
3144 | # so we don't want to discard standard headers. | |
3145 | FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'` | |
df2ff48f | 3146 | ;; |
3147 | *) | |
3148 | # If we're building newlib, use its generic headers last, but search | |
3149 | # for any libc-related directories first (so make it the last -B | |
3150 | # switch). | |
3151 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include' | |
1c5767f1 | 3152 | |
3153 | # If we're building libgloss, find the startup file, simulator library | |
3154 | # and linker script. | |
3155 | case " $target_configdirs " in | |
3156 | *" libgloss "*) | |
3157 | # Look for startup file, simulator library and maybe linker script. | |
3158 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir" | |
3159 | # Look for libnosys.a in case the target needs it. | |
3160 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys' | |
3161 | # Most targets have the linker script in the source directory. | |
3162 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir" | |
3163 | ;; | |
3164 | esac | |
df2ff48f | 3165 | ;; |
3166 | esac | |
bc7af389 | 3167 | ;; |
681dbe98 | 3168 | esac |
3169 | ;; | |
bc7af389 | 3170 | esac |
fe284774 | 3171 | |
d6d689df | 3172 | case "$target" in |
fe284774 | 3173 | x86_64-*mingw* | *-w64-mingw*) |
3174 | # MinGW-w64 does not use newlib, nor does it use winsup. It may, | |
3175 | # however, use a symlink named 'mingw' in ${prefix} . | |
3176 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include' | |
3177 | ;; | |
3178 | *-mingw*) | |
3179 | # MinGW can't be handled as Cygwin above since it does not use newlib. | |
3180 | FLAGS_FOR_TARGET=$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' | |
3181 | ;; | |
d6d689df | 3182 | esac |
32999451 | 3183 | |
d8e9ea04 | 3184 | # Allow the user to override the flags for |
3185 | # our build compiler if desired. | |
823e8b8d | 3186 | if test x"${build}" = x"${host}" ; then |
3187 | CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}} | |
3188 | CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}} | |
3189 | LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}} | |
3190 | fi | |
d8e9ea04 | 3191 | |
32999451 | 3192 | # On Canadian crosses, we'll be searching the right directories for |
3193 | # the previously-installed cross compiler, so don't bother to add | |
3194 | # flags for directories within the install tree of the compiler | |
3195 | # being built; programs in there won't even run. | |
296a0f54 | 3196 | if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then |
bc7af389 | 3197 | # Search for pre-installed headers if nothing else fits. |
5750c7d4 | 3198 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include' |
bc7af389 | 3199 | fi |
32999451 | 3200 | |
753fca8a | 3201 | if test "x${use_gnu_ld}" = x && |
13b1b53a | 3202 | echo " ${configdirs} " | grep " ld " > /dev/null ; then |
bc7af389 | 3203 | # Arrange for us to find uninstalled linker scripts. |
c1eb9e31 | 3204 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld' |
bc7af389 | 3205 | fi |
3206 | ||
24714a39 | 3207 | # Search for other target-specific linker scripts and such. |
3208 | case "${target}" in | |
38d7211b | 3209 | mep*) |
3210 | FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary" | |
3211 | ;; | |
24714a39 | 3212 | esac |
3213 | ||
71ab34df | 3214 | # Makefile fragments. |
03c65091 | 3215 | for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag; |
3216 | do | |
3217 | eval fragval=\$$frag | |
3218 | if test $fragval != /dev/null; then | |
3219 | eval $frag=${srcdir}/$fragval | |
3220 | fi | |
3221 | done | |
71ab34df | 3222 | AC_SUBST_FILE(host_makefile_frag) |
3223 | AC_SUBST_FILE(target_makefile_frag) | |
3224 | AC_SUBST_FILE(alphaieee_frag) | |
3225 | AC_SUBST_FILE(ospace_frag) | |
3226 | ||
3227 | # Miscellanea: directories, flags, etc. | |
71ab34df | 3228 | AC_SUBST(RPATH_ENVVAR) |
7d804f04 | 3229 | AC_SUBST(GCC_SHLIB_SUBDIR) |
71ab34df | 3230 | AC_SUBST(tooldir) |
3231 | AC_SUBST(build_tooldir) | |
415470be | 3232 | AC_SUBST(CONFIGURE_GDB_TK) |
71ab34df | 3233 | AC_SUBST(GDB_TK) |
415470be | 3234 | AC_SUBST(INSTALL_GDB_TK) |
71ab34df | 3235 | |
3236 | # Build module lists & subconfigure args. | |
71ab34df | 3237 | AC_SUBST(build_configargs) |
2f8725b0 | 3238 | AC_SUBST(build_configdirs) |
71ab34df | 3239 | |
3240 | # Host module lists & subconfigure args. | |
3241 | AC_SUBST(host_configargs) | |
3242 | AC_SUBST(configdirs) | |
1fda3360 | 3243 | AC_SUBST(target_configdirs) |
71ab34df | 3244 | |
3245 | # Target module lists & subconfigure args. | |
71ab34df | 3246 | AC_SUBST(target_configargs) |
7601142f | 3247 | |
71ab34df | 3248 | |
3249 | # Build tools. | |
93c5e793 | 3250 | AC_SUBST(AR_FOR_BUILD) |
3251 | AC_SUBST(AS_FOR_BUILD) | |
71ab34df | 3252 | AC_SUBST(CC_FOR_BUILD) |
93c5e793 | 3253 | AC_SUBST(CFLAGS_FOR_BUILD) |
3254 | AC_SUBST(CXXFLAGS_FOR_BUILD) | |
3255 | AC_SUBST(CXX_FOR_BUILD) | |
3256 | AC_SUBST(DLLTOOL_FOR_BUILD) | |
3257 | AC_SUBST(GCJ_FOR_BUILD) | |
3258 | AC_SUBST(GFORTRAN_FOR_BUILD) | |
5ff5b630 | 3259 | AC_SUBST(GOC_FOR_BUILD) |
93c5e793 | 3260 | AC_SUBST(LDFLAGS_FOR_BUILD) |
3261 | AC_SUBST(LD_FOR_BUILD) | |
3262 | AC_SUBST(NM_FOR_BUILD) | |
3263 | AC_SUBST(RANLIB_FOR_BUILD) | |
3264 | AC_SUBST(WINDMC_FOR_BUILD) | |
3265 | AC_SUBST(WINDRES_FOR_BUILD) | |
71ab34df | 3266 | |
f5aebe3e | 3267 | # Generate default definitions for YACC, M4, LEX and other programs that run |
3268 | # on the build machine. These are used if the Makefile can't locate these | |
3269 | # programs in objdir. | |
3270 | MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing | |
3271 | ||
3272 | AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y]) | |
3273 | case " $build_configdirs " in | |
3274 | *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;; | |
f5aebe3e | 3275 | esac |
3276 | ||
3277 | AC_CHECK_PROGS([BISON], [bison], [$MISSING bison]) | |
3278 | case " $build_configdirs " in | |
3279 | *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;; | |
3280 | esac | |
3281 | ||
3282 | AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4]) | |
3283 | case " $build_configdirs " in | |
3284 | *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;; | |
3285 | esac | |
3286 | ||
3287 | AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex]) | |
3288 | case " $build_configdirs " in | |
3289 | *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3290 | *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;; | |
3291 | esac | |
3292 | ||
3293 | AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex]) | |
3294 | case " $build_configdirs " in | |
3295 | *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3296 | esac | |
3297 | ||
3298 | AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo]) | |
3299 | case " $build_configdirs " in | |
3300 | *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;; | |
3301 | *) | |
3302 | changequote(,) | |
03caadda | 3303 | # For an installed makeinfo, we require it to be from texinfo 4.7 or |
f5aebe3e | 3304 | # higher, else we use the "missing" dummy. |
3305 | if ${MAKEINFO} --version \ | |
03caadda | 3306 | | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then |
f5aebe3e | 3307 | : |
3308 | else | |
3309 | MAKEINFO="$MISSING makeinfo" | |
3310 | fi | |
3311 | ;; | |
3312 | changequote([,]) | |
3313 | esac | |
3314 | ||
3315 | # FIXME: expect and dejagnu may become build tools? | |
3316 | ||
3317 | AC_CHECK_PROGS(EXPECT, expect, expect) | |
3318 | case " $configdirs " in | |
3319 | *" expect "*) | |
3320 | test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect' | |
3321 | ;; | |
3322 | esac | |
3323 | ||
3324 | AC_CHECK_PROGS(RUNTEST, runtest, runtest) | |
3325 | case " $configdirs " in | |
3326 | *" dejagnu "*) | |
8d365775 | 3327 | test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest' |
f5aebe3e | 3328 | ;; |
3329 | esac | |
3330 | ||
3331 | ||
71ab34df | 3332 | # Host tools. |
768691b5 | 3333 | NCN_STRICT_CHECK_TOOLS(AR, ar) |
3334 | NCN_STRICT_CHECK_TOOLS(AS, as) | |
3335 | NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool) | |
3336 | NCN_STRICT_CHECK_TOOLS(LD, ld) | |
f5aebe3e | 3337 | NCN_STRICT_CHECK_TOOLS(LIPO, lipo) |
768691b5 | 3338 | NCN_STRICT_CHECK_TOOLS(NM, nm) |
68645a6b | 3339 | NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true) |
3340 | NCN_STRICT_CHECK_TOOLS(STRIP, strip, true) | |
768691b5 | 3341 | NCN_STRICT_CHECK_TOOLS(WINDRES, windres) |
75d6a0a9 | 3342 | NCN_STRICT_CHECK_TOOLS(WINDMC, windmc) |
768691b5 | 3343 | NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy) |
3344 | NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump) | |
3f71364d | 3345 | NCN_STRICT_CHECK_TOOLS(READELF, readelf) |
71ab34df | 3346 | AC_SUBST(CC) |
3347 | AC_SUBST(CXX) | |
3348 | AC_SUBST(CFLAGS) | |
3349 | AC_SUBST(CXXFLAGS) | |
71ab34df | 3350 | |
f5aebe3e | 3351 | # Target tools. |
c47832b1 | 3352 | AC_ARG_WITH([build-time-tools], |
8747a938 | 3353 | [AS_HELP_STRING([--with-build-time-tools=PATH], |
3354 | [use given path to find target tools during the build])], | |
c47832b1 | 3355 | [case x"$withval" in |
3356 | x/*) ;; | |
3357 | *) | |
3358 | with_build_time_tools= | |
3359 | AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path]) | |
3360 | ;; | |
3361 | esac], | |
3362 | [with_build_time_tools=]) | |
3363 | ||
768691b5 | 3364 | NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc) |
3365 | NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx) | |
768691b5 | 3366 | NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET}) |
3367 | NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj) | |
3368 | NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran) | |
5ff5b630 | 3369 | NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo) |
c47832b1 | 3370 | |
3371 | ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar) | |
3372 | ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as) | |
3373 | ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool) | |
3374 | ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld) | |
3375 | ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo) | |
3376 | ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm) | |
fc740d70 | 3377 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJCOPY_FOR_TARGET, objcopy) |
c47832b1 | 3378 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump) |
68645a6b | 3379 | ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib) |
3f71364d | 3380 | ACX_CHECK_INSTALLED_TARGET_TOOL(READELF_FOR_TARGET, readelf) |
c47832b1 | 3381 | ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip) |
3382 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres) | |
75d6a0a9 | 3383 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc) |
ef8184c7 | 3384 | |
f5aebe3e | 3385 | RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET" |
3386 | ||
3387 | GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar]) | |
3388 | GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new]) | |
3389 | GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
fb093ce7 | 3390 | dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS |
f5aebe3e | 3391 | GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX, |
b710ec85 | 3392 | [gcc/xg++ -B$$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$$r/$(TARGET_SUBDIR)/libstdc++-v3/libsupc++/.libs], |
f5aebe3e | 3393 | c++) |
3394 | GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX, | |
b710ec85 | 3395 | [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/libsupc++/.libs], |
f5aebe3e | 3396 | c++) |
3397 | GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool]) | |
3398 | GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
3399 | GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ, | |
3400 | [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java) | |
3401 | GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN, | |
3402 | [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran) | |
5ff5b630 | 3403 | GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC, |
3404 | [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go) | |
f5aebe3e | 3405 | GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new]) |
3406 | GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO) | |
3407 | GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new]) | |
9b31ae9c | 3408 | GCC_TARGET_TOOL(objcopy, OBJCOPY_FOR_TARGET, OBJCOPY, [binutils/objcopy]) |
f5aebe3e | 3409 | GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump]) |
3410 | GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib]) | |
3f71364d | 3411 | GCC_TARGET_TOOL(readelf, READELF_FOR_TARGET, READELF, [binutils/readelf]) |
2b7a4d59 | 3412 | GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new]) |
f5aebe3e | 3413 | GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres]) |
75d6a0a9 | 3414 | GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc]) |
ef8184c7 | 3415 | |
f5aebe3e | 3416 | AC_SUBST(FLAGS_FOR_TARGET) |
ef8184c7 | 3417 | AC_SUBST(RAW_CXX_FOR_TARGET) |
49aae208 | 3418 | |
71ab34df | 3419 | # Certain tools may need extra flags. |
3420 | AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target} | |
3421 | RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target} | |
3422 | NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target} | |
28e9041c | 3423 | |
f5aebe3e | 3424 | # When building target libraries, except in a Canadian cross, we use |
3425 | # the same toolchain as the compiler we just built. | |
3426 | COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)' | |
3427 | COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)' | |
3428 | COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)' | |
3429 | if test $host = $build; then | |
3430 | case " $configdirs " in | |
3431 | *" gcc "*) | |
3432 | COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as' | |
3433 | COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld' | |
3434 | COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target} | |
3435 | ;; | |
3436 | esac | |
3437 | fi | |
3438 | ||
3439 | AC_SUBST(COMPILER_AS_FOR_TARGET) | |
3440 | AC_SUBST(COMPILER_LD_FOR_TARGET) | |
3441 | AC_SUBST(COMPILER_NM_FOR_TARGET) | |
3442 | ||
3290c0cf | 3443 | AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) |
3444 | AC_ARG_ENABLE(maintainer-mode, | |
8747a938 | 3445 | [AS_HELP_STRING([--enable-maintainer-mode], |
3446 | [enable make rules and dependencies not useful | |
3447 | (and sometimes confusing) to the casual installer])], | |
3290c0cf | 3448 | USE_MAINTAINER_MODE=$enableval, |
3449 | USE_MAINTAINER_MODE=no) | |
3450 | AC_MSG_RESULT($USE_MAINTAINER_MODE) | |
3451 | AC_SUBST(MAINTAINER_MODE_TRUE) | |
3452 | AC_SUBST(MAINTAINER_MODE_FALSE) | |
3453 | if test "$USE_MAINTAINER_MODE" = yes; then | |
3454 | MAINTAINER_MODE_TRUE= | |
3455 | MAINTAINER_MODE_FALSE='#' | |
3456 | else | |
3457 | MAINTAINER_MODE_TRUE='#' | |
3458 | MAINTAINER_MODE_FALSE= | |
3459 | fi | |
3460 | MAINT=$MAINTAINER_MODE_TRUE | |
3461 | AC_SUBST(MAINT)dnl | |
3462 | ||
2d64c2fd | 3463 | # --------------------- |
3464 | # GCC bootstrap support | |
3465 | # --------------------- | |
3466 | ||
3467 | # Stage specific cflags for build. | |
3468 | stage1_cflags="-g" | |
3469 | case $build in | |
3470 | vax-*-*) | |
3471 | case ${GCC} in | |
3472 | yes) stage1_cflags="-g -Wa,-J" ;; | |
3473 | *) stage1_cflags="-g -J" ;; | |
3474 | esac ;; | |
2d64c2fd | 3475 | esac |
f508ba97 | 3476 | |
2d64c2fd | 3477 | AC_SUBST(stage1_cflags) |
3478 | ||
39f34cfc | 3479 | # Enable --enable-checking in stage1 of the compiler. |
3480 | AC_ARG_ENABLE(stage1-checking, | |
8747a938 | 3481 | [AS_HELP_STRING([[--enable-stage1-checking[=all]]], |
3482 | [choose additional checking for stage1 of the compiler])], | |
39f34cfc | 3483 | [stage1_checking=--enable-checking=${enable_stage1_checking}], |
f6be6a96 | 3484 | [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then |
868af6b6 | 3485 | # For --disable-checking or implicit --enable-checking=release, avoid |
3486 | # setting --enable-checking=gc in the default stage1 checking for LTO | |
3487 | # bootstraps. See PR62077. | |
3488 | stage1_checking=--enable-checking=release,misc,gimple,rtlflag,tree,types | |
3489 | case $BUILD_CONFIG in | |
3490 | *lto*) | |
3491 | if test "x$enable_checking" = x && \ | |
3492 | test -d ${srcdir}/gcc && \ | |
3493 | test x"`cat ${srcdir}/gcc/DEV-PHASE`" = xexperimental; then | |
3494 | stage1_checking=--enable-checking=yes,types | |
3495 | fi;; | |
3496 | *) stage1_checking=--enable-checking=yes,types;; | |
3497 | esac | |
39f34cfc | 3498 | else |
f6be6a96 | 3499 | stage1_checking=--enable-checking=$enable_checking,types |
39f34cfc | 3500 | fi]) |
3501 | AC_SUBST(stage1_checking) | |
3502 | ||
2d64c2fd | 3503 | # Enable -Werror in bootstrap stage2 and later. |
2d64c2fd | 3504 | AC_ARG_ENABLE(werror, |
8747a938 | 3505 | [AS_HELP_STRING([--enable-werror], |
3506 | [enable -Werror in bootstrap stage2 and later])], [], | |
dd979235 | 3507 | [if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then |
dc914c6d | 3508 | enable_werror=yes |
3509 | else | |
3510 | enable_werror=no | |
3511 | fi]) | |
c0c5068d | 3512 | case ${enable_werror} in |
3513 | yes) stage2_werror_flag="--enable-werror-always" ;; | |
3514 | *) stage2_werror_flag="" ;; | |
2d64c2fd | 3515 | esac |
c0c5068d | 3516 | AC_SUBST(stage2_werror_flag) |
2d64c2fd | 3517 | |
2bd17377 | 3518 | # Enable --enable-host-shared. |
3519 | AC_ARG_ENABLE(host-shared, | |
3520 | [AS_HELP_STRING([--enable-host-shared], | |
3521 | [build host code as shared libraries])], | |
3522 | [host_shared=$enableval], [host_shared=no]) | |
3523 | AC_SUBST(host_shared) | |
3524 | ||
5c524c74 | 3525 | # PR jit/64780: Require the user to explicitly specify |
3526 | # --enable-host-shared if the jit is enabled, hinting | |
3527 | # that they might want to do a separate configure/build of | |
3528 | # the jit, to avoid users from slowing down the rest of the | |
3529 | # compiler by enabling the jit. | |
3530 | if test ${host_shared} = "no" ; then | |
3531 | case "${enable_languages}" in | |
3532 | *jit*) | |
3533 | AC_MSG_ERROR([ | |
3534 | Enabling language "jit" requires --enable-host-shared. | |
3535 | ||
3536 | --enable-host-shared typically slows the rest of the compiler down by | |
3537 | a few %, so you must explicitly enable it. | |
3538 | ||
3539 | If you want to build both the jit and the regular compiler, it is often | |
3540 | best to do this via two separate configure/builds, in separate | |
3541 | directories, to avoid imposing the performance cost of | |
3542 | --enable-host-shared on the regular compiler.]) | |
3543 | ;; | |
3544 | *) | |
3545 | ;; | |
3546 | esac | |
3547 | fi | |
3548 | ||
6fe86052 | 3549 | # Specify what files to not compare during bootstrap. |
3550 | ||
3551 | compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*" | |
3552 | case "$target" in | |
3553 | hppa*64*-*-hpux*) ;; | |
3554 | hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;; | |
286256c7 | 3555 | powerpc*-ibm-aix*) compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/* | *libgomp*\$(objext)" ;; |
6fe86052 | 3556 | esac |
3557 | AC_SUBST(compare_exclusions) | |
3558 | ||
8bb79148 | 3559 | AC_CONFIG_FILES([Makefile], |
3560 | [sed "$extrasub_build" Makefile | | |
3561 | sed "$extrasub_host" | | |
3562 | sed "$extrasub_target" > mf$$ | |
3563 | mv -f mf$$ Makefile], | |
3564 | [extrasub_build="$extrasub_build" | |
3565 | extrasub_host="$extrasub_host" | |
3566 | extrasub_target="$extrasub_target"]) | |
3567 | AC_OUTPUT |