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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, |
7aa50266 | 3 | # 2014, 2015, 2016 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) |
cd2f3773 | 34 | AC_DISABLE_OPTION_CHECKING |
b30fcfae | 35 | |
4e8a889d | 36 | progname=$0 |
37 | # if PWD already has a value, it is probably wrong. | |
38 | if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi | |
39 | ||
40 | # Export original configure arguments for use by sub-configures. | |
41 | # Quote arguments with shell meta charatcers. | |
42 | TOPLEVEL_CONFIGURE_ARGUMENTS= | |
43 | set -- "$progname" "$@" | |
44 | for ac_arg | |
45 | do | |
46 | case "$ac_arg" in | |
47 | *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*) | |
48 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` | |
49 | # if the argument is of the form -foo=baz, quote the baz part only | |
50 | ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;; | |
51 | *) ;; | |
52 | esac | |
53 | # Add the quoted argument to the list. | |
54 | TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg" | |
55 | done | |
56 | if test "$silent" = yes; then | |
57 | TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent" | |
58 | fi | |
59 | # Remove the initial space we just introduced and, as these will be | |
60 | # expanded by make, quote '$'. | |
61 | TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'` | |
62 | AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS) | |
63 | ||
b30fcfae | 64 | # Find the build, host, and target systems. |
65 | ACX_NONCANONICAL_BUILD | |
66 | ACX_NONCANONICAL_HOST | |
67 | ACX_NONCANONICAL_TARGET | |
68 | ||
69 | dnl Autoconf 2.5x and later will set a default program prefix if | |
70 | dnl --target was used, even if it was the same as --host. Disable | |
71 | dnl that behavior. This must be done before AC_CANONICAL_SYSTEM | |
72 | dnl to take effect. | |
73 | test "$host_noncanonical" = "$target_noncanonical" && | |
74 | test "$program_prefix$program_suffix$program_transform_name" = \ | |
75 | NONENONEs,x,x, && | |
76 | program_transform_name=s,y,y, | |
77 | ||
71ab34df | 78 | AC_CANONICAL_SYSTEM |
79 | AC_ARG_PROGRAM | |
80 | ||
b30fcfae | 81 | m4_pattern_allow([^AS_FOR_TARGET$])dnl |
93c5e793 | 82 | m4_pattern_allow([^AS_FOR_BUILD$])dnl |
b30fcfae | 83 | |
450e6c84 | 84 | # Get 'install' or 'install-sh' and its variants. |
85 | AC_PROG_INSTALL | |
599a3eac | 86 | ACX_PROG_LN |
5965d276 | 87 | AC_PROG_LN_S |
b181f265 | 88 | AC_PROG_SED |
89 | AC_PROG_AWK | |
450e6c84 | 90 | |
3a8631fa | 91 | srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}` |
92 | ||
93 | # We pass INSTALL explicitly to sub-makes. Make sure that it is not | |
94 | # a relative path. | |
95 | if test "$INSTALL" = "${srcdir}/install-sh -c"; then | |
96 | INSTALL="${srcpwd}/install-sh -c" | |
97 | fi | |
98 | ||
71ab34df | 99 | # Set srcdir to "." if that's what it is. |
100 | # This is important for multilib support. | |
101 | pwd=`${PWDCMD-pwd}` | |
71ab34df | 102 | if test "${pwd}" = "${srcpwd}" ; then |
103 | srcdir=. | |
104 | fi | |
105 | ||
106 | topsrcdir=$srcpwd | |
28e9041c | 107 | |
805e22b2 | 108 | extra_host_args= |
14ac9144 | 109 | |
28e9041c | 110 | ### To add a new directory to the tree, first choose whether it is a target |
111 | ### or a host dependent tool. Then put it into the appropriate list | |
805e22b2 | 112 | ### (library or tools, host or target), doing a dependency sort. |
113 | ||
114 | # Subdirs will be configured in the order listed in build_configdirs, | |
115 | # configdirs, or target_configdirs; see the serialization section below. | |
116 | ||
117 | # Dependency sorting is only needed when *configuration* must be done in | |
118 | # a particular order. In all cases a dependency should be specified in | |
119 | # the Makefile, whether or not it's implicitly specified here. | |
28e9041c | 120 | |
805e22b2 | 121 | # Double entries in build_configdirs, configdirs, or target_configdirs may |
122 | # cause circular dependencies and break everything horribly. | |
28e9041c | 123 | |
2f8725b0 | 124 | # these library is used by various programs built for the build |
125 | # environment | |
126 | # | |
9245d2c5 | 127 | build_libs="build-libiberty build-libcpp" |
2f8725b0 | 128 | |
129 | # these tools are built for the build environment | |
4fc99708 | 130 | build_tools="build-texinfo build-flex build-bison build-m4 build-fixincludes" |
2f8725b0 | 131 | |
28e9041c | 132 | # these libraries are used by various programs built for the host environment |
429cca51 | 133 | #f |
572cf1f7 | 134 | host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libbacktrace libcpp libdecnumber gmp mpfr mpc isl libelf libiconv" |
28e9041c | 135 | |
28e9041c | 136 | # these tools are built for the host environment |
137 | # Note, the powerpc-eabi build depends on sim occurring before gdb in order to | |
138 | # know that we are building the simulator. | |
805e22b2 | 139 | # binutils, gas and ld appear in that order because it makes sense to run |
140 | # "make check" in that particular order. | |
af7c5662 | 141 | # If --enable-gold is used, "gold" may replace "ld". |
dcfe52b6 | 142 | 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 | 143 | |
28e9041c | 144 | # these libraries are built for the target environment, and are built after |
145 | # the host libraries and the host tools (which may be a cross compiler) | |
5ab7e123 | 146 | # Note that libiberty is not a target library. |
27bfe7b7 | 147 | target_libraries="target-libgcc \ |
ecd3459e | 148 | target-libbacktrace \ |
ed37269d | 149 | target-libgloss \ |
150 | target-newlib \ | |
a0191bfe | 151 | target-libgomp \ |
d3a7dd32 | 152 | target-liboffloadmic \ |
55a56509 | 153 | target-libhsail-rt \ |
6db1d2ca | 154 | target-libatomic \ |
4c0315d0 | 155 | target-libitm \ |
54d7d5f2 | 156 | target-libstdc++-v3 \ |
549e2197 | 157 | target-libsanitizer \ |
b710ec85 | 158 | target-libvtv \ |
0d55f4d0 | 159 | target-libssp \ |
87969c8c | 160 | target-libquadmath \ |
4ee9c684 | 161 | target-libgfortran \ |
38cf534f | 162 | target-libffi \ |
93341878 | 163 | target-libobjc \ |
5ff5b630 | 164 | target-libada \ |
03385ed3 | 165 | target-libgo \ |
166 | target-libphobos" | |
28e9041c | 167 | |
328637e8 | 168 | # these tools are built using the target libraries, and are intended to |
169 | # run only in the target environment | |
28e9041c | 170 | # |
328637e8 | 171 | # note: any program that *uses* libraries that are in the "target_libraries" |
6c9785b4 | 172 | # list belongs in this list. |
28e9041c | 173 | # |
4fc99708 | 174 | target_tools="target-rda" |
28e9041c | 175 | |
176 | ################################################################################ | |
177 | ||
28e9041c | 178 | ## All tools belong in one of the four categories, and are assigned above |
179 | ## We assign ${configdirs} this way to remove all embedded newlines. This | |
180 | ## is important because configure will choke if they ever get through. | |
181 | ## ${configdirs} is directories we build using the host tools. | |
182 | ## ${target_configdirs} is directories we build using the target tools. | |
28e9041c | 183 | configdirs=`echo ${host_libs} ${host_tools}` |
328637e8 | 184 | target_configdirs=`echo ${target_libraries} ${target_tools}` |
2b59cb05 | 185 | build_configdirs=`echo ${build_libs} ${build_tools}` |
6f4f34a7 | 186 | |
d2d2630b | 187 | m4_divert_text([PARSE_ARGS], |
13d2f2b2 | 188 | [case $srcdir in |
189 | *" "*) | |
190 | m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl | |
191 | AC_MSG_ERROR([path to source, $srcdir, contains spaces]) | |
192 | m4_popdef([AS_MESSAGE_LOG_FD])dnl | |
193 | ;; | |
194 | esac | |
195 | ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'` | |
d2d2630b | 196 | ]) |
197 | ||
28e9041c | 198 | ################################################################################ |
199 | ||
28e9041c | 200 | srcname="gnu development package" |
201 | ||
202 | # This gets set non-empty for some net releases of packages. | |
203 | appdirs="" | |
204 | ||
99aa6b34 | 205 | # Define is_cross_compiler to save on calls to 'test'. |
206 | is_cross_compiler= | |
207 | if test x"${host}" = x"${target}" ; then | |
208 | is_cross_compiler=no | |
209 | else | |
210 | is_cross_compiler=yes | |
211 | fi | |
212 | ||
2f61b8ca | 213 | # Find the build and target subdir names. |
6f4f34a7 | 214 | GCC_TOPLEV_SUBDIRS |
04a2e841 | 215 | # Be sure to cover against remnants of an in-tree build. |
216 | if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then | |
217 | AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}. | |
218 | Use a pristine source tree when building in a separate tree]) | |
219 | fi | |
7bb9dd92 | 220 | |
13b1b53a | 221 | # Skipdirs are removed silently. |
222 | skipdirs= | |
223 | # Noconfigdirs are removed loudly. | |
224 | noconfigdirs="" | |
28e9041c | 225 | |
13b1b53a | 226 | use_gnu_ld= |
227 | # Make sure we don't let GNU ld be added if we didn't want it. | |
228 | if test x$with_gnu_ld = xno ; then | |
229 | use_gnu_ld=no | |
3d47fcf5 | 230 | noconfigdirs="$noconfigdirs ld gold" |
28e9041c | 231 | fi |
232 | ||
13b1b53a | 233 | use_gnu_as= |
234 | # Make sure we don't let GNU as be added if we didn't want it. | |
235 | if test x$with_gnu_as = xno ; then | |
236 | use_gnu_as=no | |
237 | noconfigdirs="$noconfigdirs gas" | |
28e9041c | 238 | fi |
239 | ||
7bfefa9d | 240 | use_included_zlib= |
6406d366 | 241 | AC_ARG_WITH(system-zlib, |
242 | [AS_HELP_STRING([--with-system-zlib], [use installed libz])]) | |
7bfefa9d | 243 | # Make sure we don't let ZLIB be added if we didn't want it. |
244 | if test x$with_system_zlib = xyes ; then | |
245 | use_included_zlib=no | |
246 | noconfigdirs="$noconfigdirs zlib" | |
247 | fi | |
248 | ||
13b1b53a | 249 | # some tools are so dependent upon X11 that if we're not building with X, |
250 | # it's not even worth trying to configure, much less build, that tool. | |
28e9041c | 251 | |
13b1b53a | 252 | case ${with_x} in |
253 | yes | "") ;; # the default value for this tree is that X11 is available | |
f6c0123d | 254 | no) |
f843f075 | 255 | skipdirs="${skipdirs} tk itcl libgui" |
f6c0123d | 256 | # We won't be able to build gdbtk without X. |
257 | enable_gdbtk=no | |
258 | ;; | |
13b1b53a | 259 | *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;; |
260 | esac | |
28e9041c | 261 | |
6c9785b4 | 262 | # Some are only suitable for cross toolchains. |
2a1ac811 | 263 | # Remove these if host=target. |
264 | cross_only="target-libgloss target-newlib target-opcodes" | |
28e9041c | 265 | |
13b1b53a | 266 | case $is_cross_compiler in |
267 | no) skipdirs="${skipdirs} ${cross_only}" ;; | |
13b1b53a | 268 | esac |
28e9041c | 269 | |
4ff41e84 | 270 | # If both --with-headers and --with-libs are specified, default to |
271 | # --without-newlib. | |
3bdd04cc | 272 | if test x"${with_headers}" != x && test x"${with_headers}" != xno \ |
273 | && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
4ff41e84 | 274 | if test x"${with_newlib}" = x ; then |
275 | with_newlib=no | |
276 | fi | |
277 | fi | |
278 | ||
279 | # Recognize --with-newlib/--without-newlib. | |
280 | case ${with_newlib} in | |
281 | no) skipdirs="${skipdirs} target-newlib" ;; | |
282 | yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;; | |
283 | esac | |
284 | ||
a3d93be3 | 285 | AC_ARG_ENABLE(as-accelerator-for, |
286 | [AS_HELP_STRING([--enable-as-accelerator-for=ARG], | |
287 | [build as offload target compiler. | |
67cedda8 | 288 | Specify offload host triple by ARG])]) |
a3d93be3 | 289 | |
290 | AC_ARG_ENABLE(offload-targets, | |
291 | [AS_HELP_STRING([--enable-offload-targets=LIST], | |
292 | [enable offloading to devices from comma-separated LIST of | |
293 | TARGET[=DIR]. Use optional path to find offload target compiler | |
294 | during the build])], | |
295 | [ | |
296 | if test x"$enable_offload_targets" = x; then | |
297 | AC_MSG_ERROR([no offload targets specified]) | |
298 | fi | |
299 | ], [enable_offload_targets=]) | |
300 | ||
1e369e5f | 301 | # Handle --enable-gold, --enable-ld. |
302 | # --disable-gold [--enable-ld] | |
303 | # Build only ld. Default option. | |
85516948 | 304 | # --enable-gold [--enable-ld] |
305 | # Build both gold and ld. Install gold as "ld.gold", install ld | |
306 | # as "ld.bfd" and "ld". | |
307 | # --enable-gold=default [--enable-ld] | |
1e369e5f | 308 | # Build both gold and ld. Install gold as "ld.gold" and "ld", |
309 | # install ld as "ld.bfd". | |
310 | # --enable-gold[=default] --disable-ld | |
311 | # Build only gold, which is then installed as both "ld.gold" and "ld". | |
312 | # --enable-gold --enable-ld=default | |
85516948 | 313 | # Build both gold (installed as "ld.gold") and ld (installed as "ld" |
314 | # and ld.bfd). | |
1e369e5f | 315 | # In other words, ld is default |
316 | # --enable-gold=default --enable-ld=default | |
317 | # Error. | |
318 | ||
319 | default_ld= | |
3d47fcf5 | 320 | AC_ARG_ENABLE(gold, |
8747a938 | 321 | [AS_HELP_STRING([[--enable-gold[=ARG]]], |
322 | [build gold @<:@ARG={default,yes,no}@:>@])], | |
3d47fcf5 | 323 | ENABLE_GOLD=$enableval, |
324 | ENABLE_GOLD=no) | |
1e369e5f | 325 | case "${ENABLE_GOLD}" in |
326 | yes|default) | |
af7c5662 | 327 | # Check for ELF target. |
328 | is_elf=no | |
329 | case "${target}" in | |
330 | *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \ | |
e4c33dd2 | 331 | | *-*-linux* | *-*-gnu* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \ |
e3a1fe08 | 332 | | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \ |
9d36d513 | 333 | | *-*-solaris2* | *-*-nto* | *-*-nacl*) |
af7c5662 | 334 | case "${target}" in |
335 | *-*-linux*aout* | *-*-linux*oldld*) | |
336 | ;; | |
337 | *) | |
338 | is_elf=yes | |
339 | ;; | |
340 | esac | |
341 | esac | |
342 | ||
343 | if test "$is_elf" = "yes"; then | |
344 | # Check for target supported by gold. | |
3d47fcf5 | 345 | case "${target}" in |
58f62c51 | 346 | i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-* \ |
ca7ff757 | 347 | | aarch64*-*-* | tilegx*-*-* | mips*-*-* | s390*-*-*) |
1e369e5f | 348 | configdirs="$configdirs gold" |
349 | if test x${ENABLE_GOLD} = xdefault; then | |
350 | default_ld=gold | |
351 | fi | |
af7c5662 | 352 | ENABLE_GOLD=yes |
3d47fcf5 | 353 | ;; |
354 | esac | |
af7c5662 | 355 | fi |
356 | ;; | |
357 | no) | |
358 | ;; | |
359 | *) | |
360 | AC_MSG_ERROR([invalid --enable-gold argument]) | |
361 | ;; | |
1e369e5f | 362 | esac |
363 | ||
364 | AC_ARG_ENABLE(ld, | |
8747a938 | 365 | [AS_HELP_STRING([[--enable-ld[=ARG]]], |
366 | [build ld @<:@ARG={default,yes,no}@:>@])], | |
1e369e5f | 367 | ENABLE_LD=$enableval, |
368 | ENABLE_LD=yes) | |
369 | ||
370 | case "${ENABLE_LD}" in | |
371 | default) | |
85516948 | 372 | if test x${default_ld} != x; then |
1e369e5f | 373 | AC_MSG_ERROR([either gold or ld can be the default ld]) |
374 | fi | |
375 | ;; | |
376 | yes) | |
377 | ;; | |
378 | no) | |
379 | if test x${ENABLE_GOLD} != xyes; then | |
380 | AC_MSG_WARN([neither ld nor gold are enabled]) | |
381 | fi | |
382 | configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'` | |
383 | ;; | |
384 | *) | |
385 | AC_MSG_ERROR([invalid --enable-ld argument]) | |
386 | ;; | |
387 | esac | |
3d47fcf5 | 388 | |
afb6adb9 | 389 | # PR gas/19109 |
390 | # Decide the default method for compressing debug sections. | |
391 | # Provide a configure time option to override our default. | |
392 | AC_ARG_ENABLE(compressed_debug_sections, | |
325f661b | 393 | [AS_HELP_STRING([--enable-compressed-debug-sections={all,gas,gold,ld,none}], |
afb6adb9 | 394 | [Enable compressed debug sections for gas, gold or ld by |
395 | default])], | |
396 | [ | |
397 | if test x"$enable_compressed_debug_sections" = xyes; then | |
398 | AC_MSG_ERROR([no program with compressed debug sections specified]) | |
399 | fi | |
400 | ], [enable_compressed_debug_sections=]) | |
401 | ||
28e9041c | 402 | # Configure extra directories which are host specific |
403 | ||
404 | case "${host}" in | |
13b1b53a | 405 | *-cygwin*) |
805e22b2 | 406 | configdirs="$configdirs libtermcap" ;; |
28e9041c | 407 | esac |
408 | ||
ff7dcf6a | 409 | # A target can indicate whether a language isn't supported for some reason. |
410 | # Only spaces may be used in this macro; not newlines or tabs. | |
411 | unsupported_languages= | |
412 | ||
28e9041c | 413 | # Remove more programs from consideration, based on the host or |
414 | # target this usually means that a port of the program doesn't | |
415 | # exist yet. | |
416 | ||
28e9041c | 417 | case "${host}" in |
b2240ff6 | 418 | i[[3456789]]86-*-msdosdjgpp*) |
e3a5e6ff | 419 | noconfigdirs="$noconfigdirs tcl tk itcl" |
ed37269d | 420 | ;; |
28e9041c | 421 | esac |
422 | ||
4ee9c684 | 423 | |
d9d975ae | 424 | AC_ARG_ENABLE(libquadmath, |
425 | AS_HELP_STRING([--disable-libquadmath], | |
426 | [do not build libquadmath directory]), | |
427 | ENABLE_LIBQUADMATH=$enableval, | |
428 | ENABLE_LIBQUADMATH=yes) | |
429 | if test "${ENABLE_LIBQUADMATH}" = "no" ; then | |
430 | noconfigdirs="$noconfigdirs target-libquadmath" | |
431 | fi | |
432 | ||
433 | ||
434 | AC_ARG_ENABLE(libquadmath-support, | |
435 | AS_HELP_STRING([--disable-libquadmath-support], | |
436 | [disable libquadmath support for Fortran]), | |
437 | ENABLE_LIBQUADMATH_SUPPORT=$enableval, | |
438 | ENABLE_LIBQUADMATH_SUPPORT=yes) | |
439 | enable_libquadmath_support= | |
440 | if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then | |
441 | enable_libquadmath_support=no | |
442 | fi | |
443 | ||
444 | ||
93341878 | 445 | AC_ARG_ENABLE(libada, |
8747a938 | 446 | [AS_HELP_STRING([--enable-libada], [build libada directory])], |
93341878 | 447 | ENABLE_LIBADA=$enableval, |
448 | ENABLE_LIBADA=yes) | |
449 | if test "${ENABLE_LIBADA}" != "yes" ; then | |
a136b23d | 450 | noconfigdirs="$noconfigdirs gnattools" |
93341878 | 451 | fi |
452 | ||
07da5214 | 453 | AC_ARG_ENABLE(libssp, |
8747a938 | 454 | [AS_HELP_STRING([--enable-libssp], [build libssp directory])], |
07da5214 | 455 | ENABLE_LIBSSP=$enableval, |
456 | ENABLE_LIBSSP=yes) | |
07da5214 | 457 | |
d3cf0a31 | 458 | AC_ARG_ENABLE(libstdcxx, |
459 | AS_HELP_STRING([--disable-libstdcxx], | |
460 | [do not build libstdc++-v3 directory]), | |
461 | ENABLE_LIBSTDCXX=$enableval, | |
462 | ENABLE_LIBSTDCXX=default) | |
463 | [if test "${ENABLE_LIBSTDCXX}" = "no" ; then | |
df148e44 | 464 | noconfigdirs="$noconfigdirs target-libstdc++-v3" |
d3cf0a31 | 465 | fi] |
466 | ||
d3a7dd32 | 467 | # If this is accelerator compiler and its target is intelmic we enable |
468 | # target liboffloadmic by default. If this is compiler with offloading | |
469 | # for intelmic we enable host liboffloadmic by default. Otherwise | |
470 | # liboffloadmic is disabled by default. | |
471 | AC_ARG_ENABLE([liboffloadmic], | |
472 | AC_HELP_STRING([[--enable-liboffloadmic[=ARG]]], | |
473 | [build liboffloadmic @<:@ARG={no,host,target}@:>@]), | |
474 | [case "$enableval" in | |
475 | no | host | target) | |
476 | enable_liboffloadmic=$enableval ;; | |
477 | *) | |
478 | AC_MSG_ERROR([--enable-liboffloadmic=no/host/target]) ;; | |
479 | esac], | |
67cedda8 | 480 | [if test x"$enable_as_accelerator_for" != x; then |
d3a7dd32 | 481 | case "${target}" in |
482 | *-intelmic-* | *-intelmicemul-*) | |
483 | enable_liboffloadmic=target | |
484 | extra_liboffloadmic_configure_flags="--enable-liboffloadmic=target" | |
485 | ;; | |
486 | *) | |
487 | enable_liboffloadmic=no | |
488 | ;; | |
489 | esac | |
490 | else | |
491 | case "${enable_offload_targets}" in | |
492 | *-intelmic-* | *-intelmicemul-*) | |
493 | enable_liboffloadmic=host | |
494 | extra_liboffloadmic_configure_flags="--enable-liboffloadmic=host" | |
495 | ;; | |
496 | *) | |
497 | enable_liboffloadmic=no | |
498 | ;; | |
499 | esac | |
500 | fi]) | |
501 | AC_SUBST(extra_liboffloadmic_configure_flags) | |
502 | ||
fdcd05c8 | 503 | # Enable libgomp by default on hosted POSIX systems, and a few others. |
50996fe5 | 504 | if test x$enable_libgomp = x ; then |
1e8e9920 | 505 | case "${target}" in |
3bef4012 | 506 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) |
1e8e9920 | 507 | ;; |
e3a1fe08 | 508 | *-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly*) |
1e8e9920 | 509 | ;; |
5641963c | 510 | *-*-solaris2* | *-*-hpux11*) |
1e8e9920 | 511 | ;; |
634efbee | 512 | *-*-darwin* | *-*-aix*) |
1e8e9920 | 513 | ;; |
fdcd05c8 | 514 | nvptx*-*-*) |
515 | ;; | |
1e8e9920 | 516 | *) |
517 | noconfigdirs="$noconfigdirs target-libgomp" | |
518 | ;; | |
519 | esac | |
50996fe5 | 520 | fi |
1e8e9920 | 521 | |
6db1d2ca | 522 | # Disable libatomic on unsupported systems. |
523 | if test -d ${srcdir}/libatomic; then | |
524 | if test x$enable_libatomic = x; then | |
525 | AC_MSG_CHECKING([for libatomic support]) | |
526 | if (srcdir=${srcdir}/libatomic; \ | |
527 | . ${srcdir}/configure.tgt; \ | |
528 | test -n "$UNSUPPORTED") | |
529 | then | |
530 | AC_MSG_RESULT([no]) | |
531 | noconfigdirs="$noconfigdirs target-libatomic" | |
532 | else | |
533 | AC_MSG_RESULT([yes]) | |
534 | fi | |
535 | fi | |
536 | fi | |
537 | ||
d3a7dd32 | 538 | # Disable liboffloadmic on unsupported systems. |
539 | if test -d ${srcdir}/liboffloadmic; then | |
540 | if test x$enable_liboffloadmic != xno; then | |
541 | AC_MSG_CHECKING([for liboffloadmic support]) | |
542 | if (srcdir=${srcdir}/liboffloadmic; \ | |
543 | . ${srcdir}/configure.tgt; \ | |
544 | test -n "$UNSUPPORTED") | |
545 | then | |
546 | AC_MSG_RESULT([no]) | |
547 | noconfigdirs="$noconfigdirs target-liboffloadmic" | |
548 | else | |
549 | AC_MSG_RESULT([yes]) | |
550 | fi | |
551 | fi | |
552 | fi | |
553 | ||
42b15c81 | 554 | # Disable libitm on unsupported systems. |
555 | if test -d ${srcdir}/libitm; then | |
556 | if test x$enable_libitm = x; then | |
557 | AC_MSG_CHECKING([for libitm support]) | |
558 | if (srcdir=${srcdir}/libitm; \ | |
559 | . ${srcdir}/configure.tgt; \ | |
560 | test -n "$UNSUPPORTED") | |
561 | then | |
562 | AC_MSG_RESULT([no]) | |
563 | noconfigdirs="$noconfigdirs target-libitm" | |
564 | else | |
565 | AC_MSG_RESULT([yes]) | |
566 | fi | |
567 | fi | |
4c0315d0 | 568 | fi |
569 | ||
492e75a7 | 570 | # Disable libsanitizer on unsupported systems. |
571 | if test -d ${srcdir}/libsanitizer; then | |
572 | if test x$enable_libsanitizer = x; then | |
573 | AC_MSG_CHECKING([for libsanitizer support]) | |
574 | if (srcdir=${srcdir}/libsanitizer; \ | |
575 | . ${srcdir}/configure.tgt; \ | |
576 | test -n "$UNSUPPORTED") | |
577 | then | |
578 | AC_MSG_RESULT([no]) | |
579 | noconfigdirs="$noconfigdirs target-libsanitizer" | |
580 | else | |
581 | AC_MSG_RESULT([yes]) | |
582 | fi | |
583 | fi | |
584 | fi | |
585 | ||
b710ec85 | 586 | # Disable libvtv on unsupported systems. |
587 | if test -d ${srcdir}/libvtv; then | |
588 | if test x$enable_libvtv = x; then | |
589 | AC_MSG_CHECKING([for libvtv support]) | |
590 | if (srcdir=${srcdir}/libvtv; \ | |
591 | . ${srcdir}/configure.tgt; \ | |
6d0992e1 | 592 | test "$VTV_SUPPORTED" != "yes") |
b710ec85 | 593 | then |
594 | AC_MSG_RESULT([no]) | |
595 | noconfigdirs="$noconfigdirs target-libvtv" | |
596 | else | |
597 | AC_MSG_RESULT([yes]) | |
598 | fi | |
599 | fi | |
600 | fi | |
601 | ||
202baac8 | 602 | |
645a0bd9 | 603 | # Disable libhsail-rt on unsupported systems. |
604 | if test -d ${srcdir}/libhsail-rt; then | |
605 | if test x$enable_libhsail_rt = x; then | |
606 | AC_MSG_CHECKING([for libhsail-rt support]) | |
607 | if (srcdir=${srcdir}/libhsail-rt; \ | |
608 | . ${srcdir}/configure.tgt; \ | |
609 | test -n "$UNSUPPORTED") | |
610 | then | |
611 | AC_MSG_RESULT([no]) | |
612 | unsupported_languages="$unsupported_languages brig" | |
613 | # This implicitly disables also target-libhsail-rt as it won't | |
614 | # get added to the build without BRIG FE. | |
615 | else | |
616 | AC_MSG_RESULT([yes]) | |
617 | fi | |
618 | fi | |
619 | fi | |
202baac8 | 620 | |
621 | ||
286256c7 | 622 | # Disable libquadmath for some systems. |
623 | case "${target}" in | |
c36ee471 | 624 | avr-*-*) |
625 | noconfigdirs="$noconfigdirs target-libquadmath" | |
626 | ;; | |
286256c7 | 627 | # libquadmath is unused on AIX and libquadmath build process use of |
628 | # LD_LIBRARY_PATH can break AIX bootstrap. | |
629 | powerpc-*-aix* | rs6000-*-aix*) | |
630 | noconfigdirs="$noconfigdirs target-libquadmath" | |
631 | ;; | |
632 | esac | |
633 | ||
d5831552 | 634 | # Disable libssp for some systems. |
635 | case "${target}" in | |
636 | avr-*-*) | |
76c19016 | 637 | # No hosted I/O support. |
d5831552 | 638 | noconfigdirs="$noconfigdirs target-libssp" |
639 | ;; | |
640 | powerpc-*-aix* | rs6000-*-aix*) | |
641 | noconfigdirs="$noconfigdirs target-libssp" | |
642 | ;; | |
78e515f7 | 643 | rl78-*-*) |
644 | # libssp uses a misaligned load to trigger a fault, but the RL78 | |
645 | # doesn't fault for those - instead, it gives a build-time error | |
646 | # for explicit misaligned loads. | |
647 | noconfigdirs="$noconfigdirs target-libssp" | |
648 | ;; | |
8992df51 | 649 | visium-*-*) |
650 | # No hosted I/O support. | |
651 | noconfigdirs="$noconfigdirs target-libssp" | |
652 | ;; | |
d5831552 | 653 | esac |
654 | ||
d5831552 | 655 | # Disable libstdc++-v3 for some systems. |
d3cf0a31 | 656 | # Allow user to override this if they pass --enable-libstdc++-v3 |
657 | if test "${ENABLE_LIBSTDCXX}" = "default" ; then | |
658 | case "${target}" in | |
659 | *-*-vxworks*) | |
660 | # VxWorks uses the Dinkumware C++ library. | |
661 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
662 | ;; | |
663 | arm*-wince-pe*) | |
664 | # the C++ libraries don't build on top of CE's C libraries | |
665 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
666 | ;; | |
667 | avr-*-*) | |
668 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
669 | ;; | |
b6616c9c | 670 | ft32-*-*) |
671 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
672 | ;; | |
d3cf0a31 | 673 | esac |
674 | fi | |
d5831552 | 675 | |
72a2ce3d | 676 | # Disable D on systems where it is known to not work. |
677 | # For testing, you can override this with --enable-languages=d. | |
678 | case ,${enable_languages}, in | |
679 | *,d,*) | |
680 | ;; | |
681 | *) | |
682 | case "${target}" in | |
683 | *-*-darwin* | *-*-cygwin* | *-*-mingw*) | |
684 | unsupported_languages="$unsupported_languages d" | |
685 | ;; | |
686 | esac | |
687 | ;; | |
688 | esac | |
689 | ||
690 | # Disable libphobos on unsupported systems. | |
691 | # For testing, you can override this with --enable-libphobos. | |
692 | if test -d ${srcdir}/libphobos; then | |
693 | if test x$enable_libphobos = x; then | |
694 | AC_MSG_CHECKING([for libphobos support]) | |
695 | if (srcdir=${srcdir}/libphobos; \ | |
696 | . ${srcdir}/configure.tgt; \ | |
697 | test -n "$UNSUPPORTED") | |
698 | then | |
699 | AC_MSG_RESULT([no]) | |
700 | noconfigdirs="$noconfigdirs target-libphobos" | |
701 | else | |
702 | AC_MSG_RESULT([yes]) | |
703 | fi | |
704 | fi | |
705 | fi | |
706 | ||
d5831552 | 707 | # Disable Fortran for some systems. |
708 | case "${target}" in | |
709 | mmix-*-*) | |
710 | # See <http://gcc.gnu.org/ml/gcc-patches/2004-11/msg00572.html>. | |
711 | unsupported_languages="$unsupported_languages fortran" | |
712 | ;; | |
713 | esac | |
714 | ||
38cf534f | 715 | # Disable libffi for some systems. |
716 | case "${target}" in | |
717 | powerpc-*-darwin*) | |
718 | ;; | |
719 | i[[3456789]]86-*-darwin*) | |
720 | ;; | |
721 | x86_64-*-darwin[[912]]*) | |
722 | ;; | |
723 | *-*-darwin*) | |
724 | noconfigdirs="$noconfigdirs target-libffi" | |
725 | ;; | |
726 | *-*-netware*) | |
727 | noconfigdirs="$noconfigdirs target-libffi" | |
728 | ;; | |
729 | *-*-phoenix*) | |
730 | noconfigdirs="$noconfigdirs target-libffi" | |
731 | ;; | |
732 | *-*-rtems*) | |
733 | noconfigdirs="$noconfigdirs target-libffi" | |
734 | ;; | |
735 | *-*-tpf*) | |
736 | noconfigdirs="$noconfigdirs target-libffi" | |
737 | ;; | |
738 | *-*-uclinux*) | |
739 | noconfigdirs="$noconfigdirs target-libffi" | |
740 | ;; | |
741 | *-*-vxworks*) | |
742 | noconfigdirs="$noconfigdirs target-libffi" | |
743 | ;; | |
88afddbc | 744 | aarch64*-*-freebsd*) |
745 | noconfigdirs="$noconfigdirs target-libffi" | |
746 | ;; | |
38cf534f | 747 | alpha*-*-*vms*) |
748 | noconfigdirs="$noconfigdirs target-libffi" | |
749 | ;; | |
750 | arm*-*-freebsd*) | |
751 | noconfigdirs="$noconfigdirs target-libffi" | |
752 | ;; | |
753 | arm-wince-pe) | |
754 | noconfigdirs="$noconfigdirs target-libffi" | |
755 | ;; | |
756 | arm*-*-symbianelf*) | |
757 | noconfigdirs="$noconfigdirs target-libffi" | |
758 | ;; | |
759 | cris-*-* | crisv32-*-*) | |
760 | case "${target}" in | |
761 | *-*-linux*) | |
762 | ;; | |
763 | *) # See PR46792 regarding target-libffi. | |
764 | noconfigdirs="$noconfigdirs target-libffi";; | |
765 | esac | |
766 | ;; | |
767 | hppa*64*-*-hpux*) | |
768 | noconfigdirs="$noconfigdirs target-libffi" | |
769 | ;; | |
770 | hppa*-hp-hpux11*) | |
771 | ;; | |
772 | hppa*-*-hpux*) | |
773 | noconfigdirs="$noconfigdirs target-libffi" | |
774 | ;; | |
775 | ia64*-*-*vms*) | |
776 | noconfigdirs="$noconfigdirs target-libffi" | |
777 | ;; | |
778 | i[[3456789]]86-w64-mingw*) | |
779 | noconfigdirs="$noconfigdirs target-libffi" | |
780 | ;; | |
781 | i[[3456789]]86-*-mingw*) | |
782 | noconfigdirs="$noconfigdirs target-libffi" | |
783 | ;; | |
784 | x86_64-*-mingw*) | |
785 | noconfigdirs="$noconfigdirs target-libffi" | |
786 | ;; | |
787 | mmix-*-*) | |
788 | noconfigdirs="$noconfigdirs target-libffi" | |
789 | ;; | |
790 | powerpc-*-aix*) | |
38cf534f | 791 | ;; |
792 | rs6000-*-aix*) | |
38cf534f | 793 | ;; |
794 | ft32-*-*) | |
795 | noconfigdirs="$noconfigdirs target-libffi" | |
796 | ;; | |
797 | *-*-lynxos*) | |
798 | noconfigdirs="$noconfigdirs target-libffi" | |
799 | ;; | |
800 | esac | |
801 | ||
802 | # Disable the go frontend on systems where it is known to not work. Please keep | |
803 | # this in sync with contrib/config-list.mk. | |
804 | case "${target}" in | |
475738b0 | 805 | *-*-darwin* | *-*-cygwin* | *-*-mingw*) |
38cf534f | 806 | unsupported_languages="$unsupported_languages go" |
807 | ;; | |
808 | esac | |
809 | ||
a6999726 | 810 | # Disable libgo for some systems where it is known to not work. |
811 | # For testing, you can easily override this with --enable-libgo. | |
812 | if test x$enable_libgo = x; then | |
813 | case "${target}" in | |
814 | *-*-darwin*) | |
815 | # PR 46986 | |
816 | noconfigdirs="$noconfigdirs target-libgo" | |
817 | ;; | |
818 | *-*-cygwin* | *-*-mingw*) | |
819 | noconfigdirs="$noconfigdirs target-libgo" | |
820 | ;; | |
a6999726 | 821 | esac |
822 | fi | |
823 | ||
1c5767f1 | 824 | # Default libgloss CPU subdirectory. |
825 | libgloss_dir="$target_cpu" | |
4ee9c684 | 826 | |
e0942c78 | 827 | case "${target}" in |
828 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) | |
829 | libgloss_dir=wince | |
830 | ;; | |
e26fddfa | 831 | aarch64*-*-* ) |
832 | libgloss_dir=aarch64 | |
833 | ;; | |
e0942c78 | 834 | arm*-*-*) |
835 | libgloss_dir=arm | |
836 | ;; | |
837 | cris-*-* | crisv32-*-*) | |
838 | libgloss_dir=cris | |
839 | ;; | |
840 | hppa*-*-*) | |
841 | libgloss_dir=pa | |
842 | ;; | |
843 | i[[3456789]]86-*-*) | |
844 | libgloss_dir=i386 | |
845 | ;; | |
846 | m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*) | |
847 | libgloss_dir=m68hc11 | |
848 | ;; | |
849 | m68*-*-* | fido-*-*) | |
850 | libgloss_dir=m68k | |
851 | ;; | |
852 | mips*-*-*) | |
853 | libgloss_dir=mips | |
854 | ;; | |
855 | powerpc*-*-*) | |
856 | libgloss_dir=rs6000 | |
857 | ;; | |
858 | sparc*-*-*) | |
859 | libgloss_dir=sparc | |
860 | ;; | |
861 | esac | |
862 | ||
d556f192 | 863 | # Disable newlib and libgloss for various target OSes. |
28e9041c | 864 | case "${target}" in |
d556f192 | 865 | alpha*-dec-osf*) |
866 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
867 | ;; | |
868 | i[[3456789]]86-*-linux*) | |
869 | # This section makes it possible to build newlib natively on linux. | |
870 | # If we are using a cross compiler then don't configure newlib. | |
871 | if test x${is_cross_compiler} != xno ; then | |
872 | noconfigdirs="$noconfigdirs target-newlib" | |
873 | fi | |
874 | noconfigdirs="$noconfigdirs target-libgloss" | |
875 | # If we are not using a cross compiler, do configure newlib. | |
876 | # Note however, that newlib will only be configured in this situation | |
877 | # if the --with-newlib option has been given, because otherwise | |
878 | # 'target-newlib' will appear in skipdirs. | |
879 | ;; | |
880 | i[[3456789]]86-*-rdos*) | |
881 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
882 | ;; | |
883 | sh*-*-pe|mips*-*-pe|arm-wince-pe) | |
884 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
885 | ;; | |
886 | sparc-*-sunos4*) | |
887 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
888 | ;; | |
889 | *-*-aix*) | |
890 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
891 | ;; | |
892 | *-*-beos*) | |
893 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
894 | ;; | |
f6dd84a6 | 895 | *-*-chorusos) |
71559dce | 896 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
f6dd84a6 | 897 | ;; |
d556f192 | 898 | *-*-dragonfly*) |
899 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
900 | ;; | |
901 | *-*-freebsd*) | |
902 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
903 | ;; | |
904 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) | |
905 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
906 | ;; | |
907 | *-*-lynxos*) | |
908 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
909 | ;; | |
910 | *-*-mingw*) | |
911 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
912 | ;; | |
913 | *-*-netbsd*) | |
914 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
915 | ;; | |
916 | *-*-netware*) | |
917 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
918 | ;; | |
919 | *-*-tpf*) | |
920 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
921 | ;; | |
922 | *-*-uclinux*) | |
923 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
924 | ;; | |
925 | *-*-vxworks*) | |
926 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
927 | ;; | |
928 | esac | |
929 | ||
930 | case "${target}" in | |
931 | *-*-chorusos) | |
932 | ;; | |
38f4c967 | 933 | aarch64-*-darwin*) |
934 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
935 | noconfigdirs="$noconfigdirs sim target-rda" | |
936 | ;; | |
937 | arm-*-darwin*) | |
938 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
939 | noconfigdirs="$noconfigdirs sim target-rda" | |
940 | ;; | |
40c500e1 | 941 | powerpc-*-darwin*) |
dba2c8ea | 942 | noconfigdirs="$noconfigdirs ld gas gdb gprof" |
d28caca4 | 943 | noconfigdirs="$noconfigdirs sim target-rda" |
0894307c | 944 | ;; |
ea864ded | 945 | i[[3456789]]86-*-darwin*) |
946 | noconfigdirs="$noconfigdirs ld gprof" | |
947 | noconfigdirs="$noconfigdirs sim target-rda" | |
948 | ;; | |
949 | x86_64-*-darwin[[912]]*) | |
d9f9f3af | 950 | noconfigdirs="$noconfigdirs ld gas gprof" |
951 | noconfigdirs="$noconfigdirs sim target-rda" | |
952 | ;; | |
fce068fd | 953 | *-*-darwin*) |
954 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
955 | noconfigdirs="$noconfigdirs sim target-rda" | |
fce068fd | 956 | ;; |
e3a1fe08 | 957 | *-*-dragonfly*) |
e3a1fe08 | 958 | ;; |
c01dd063 | 959 | *-*-freebsd*) |
4ee9c684 | 960 | if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \ |
961 | && test -f /usr/local/include/gmp.h; then | |
962 | with_gmp=/usr/local | |
963 | fi | |
4ee9c684 | 964 | ;; |
336577be | 965 | *-*-kaos*) |
966 | # Remove unsupported stuff on all kaOS configurations. | |
336577be | 967 | noconfigdirs="$noconfigdirs target-libgloss" |
968 | ;; | |
1602f15c | 969 | *-*-netbsd*) |
1602f15c | 970 | ;; |
634f7a13 | 971 | *-*-netware*) |
28e9041c | 972 | ;; |
1d6aa005 | 973 | *-*-phoenix*) |
974 | noconfigdirs="$noconfigdirs target-libgloss" | |
975 | ;; | |
952fead6 | 976 | *-*-rtems*) |
f24be480 | 977 | noconfigdirs="$noconfigdirs target-libgloss" |
952fead6 | 978 | ;; |
9f88bc9d | 979 | # The tpf target doesn't support gdb yet. |
980 | *-*-tpf*) | |
d556f192 | 981 | noconfigdirs="$noconfigdirs gdb tcl tk libgui itcl" |
9f88bc9d | 982 | ;; |
688429c4 | 983 | *-*-uclinux*) |
d556f192 | 984 | noconfigdirs="$noconfigdirs target-rda" |
688429c4 | 985 | ;; |
28e9041c | 986 | *-*-vxworks*) |
28e9041c | 987 | ;; |
8c7cf808 | 988 | alpha*-dec-osf*) |
ebd9f514 | 989 | # ld works, but does not support shared libraries. |
28e9041c | 990 | # gas doesn't generate exception information. |
d556f192 | 991 | noconfigdirs="$noconfigdirs gas ld" |
28e9041c | 992 | ;; |
993 | alpha*-*-*vms*) | |
f24be480 | 994 | noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss" |
28e9041c | 995 | ;; |
996 | alpha*-*-*) | |
997 | # newlib is not 64 bit ready | |
f24be480 | 998 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
28e9041c | 999 | ;; |
8027f1d6 | 1000 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) |
f843f075 | 1001 | noconfigdirs="$noconfigdirs tcl tk itcl libgui sim" |
8027f1d6 | 1002 | ;; |
194b906d | 1003 | arc*-*-*) |
1004 | noconfigdirs="$noconfigdirs sim" | |
1005 | ;; | |
28e9041c | 1006 | arm-*-pe*) |
f24be480 | 1007 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1008 | ;; |
ed37269d | 1009 | arm-*-riscix*) |
71559dce | 1010 | noconfigdirs="$noconfigdirs ld target-libgloss" |
ed37269d | 1011 | ;; |
fd28e216 | 1012 | avr-*-*) |
1013 | if test x${with_avrlibc} != xno; then | |
1014 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
1015 | fi | |
1016 | ;; | |
6c5e2f80 | 1017 | c4x-*-* | tic4x-*-*) |
71559dce | 1018 | noconfigdirs="$noconfigdirs target-libgloss" |
df2ff48f | 1019 | ;; |
71559dce | 1020 | tic54x-*-*) |
1021 | noconfigdirs="$noconfigdirs target-libgloss gdb" | |
df2ff48f | 1022 | ;; |
28e9041c | 1023 | d10v-*-*) |
71559dce | 1024 | noconfigdirs="$noconfigdirs target-libgloss" |
151ad919 | 1025 | ;; |
1026 | d30v-*-*) | |
71559dce | 1027 | noconfigdirs="$noconfigdirs gdb" |
28e9041c | 1028 | ;; |
f9254114 | 1029 | fr30-*-elf*) |
f24be480 | 1030 | noconfigdirs="$noconfigdirs gdb" |
f9254114 | 1031 | ;; |
6406d366 | 1032 | ft32-*-*) |
1033 | noconfigdirs="$noconfigdirs target-rda gprof" | |
1034 | ;; | |
ca2751b6 | 1035 | moxie-*-*) |
6406d366 | 1036 | noconfigdirs="$noconfigdirs" |
ca2751b6 | 1037 | ;; |
df2ff48f | 1038 | h8300*-*-*) |
f24be480 | 1039 | noconfigdirs="$noconfigdirs target-libgloss" |
df2ff48f | 1040 | ;; |
28e9041c | 1041 | h8500-*-*) |
71559dce | 1042 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1043 | ;; |
6675f2d9 | 1044 | hppa1.1-*-osf* | hppa1.1-*-bsd* ) |
6675f2d9 | 1045 | ;; |
6406d366 | 1046 | hppa*64*-*-hpux*) |
1047 | noconfigdirs="$noconfigdirs gdb" | |
1048 | ;; | |
1049 | hppa*-*-hpux11*) | |
1050 | noconfigdirs="$noconfigdirs gdb ld" | |
1051 | ;; | |
6bd59761 | 1052 | hppa*64*-*-linux*) |
954078d1 | 1053 | ;; |
99684e84 | 1054 | hppa*-*-linux*) |
08261f02 | 1055 | ;; |
28e9041c | 1056 | hppa*-*-*elf* | \ |
1ef89cd1 | 1057 | hppa*-*-lites* | \ |
dc0ea924 | 1058 | hppa*-*-openbsd* | \ |
1ef89cd1 | 1059 | hppa*64*-*-*) |
28e9041c | 1060 | ;; |
1c5767f1 | 1061 | hppa*-*-pro*) |
1c5767f1 | 1062 | ;; |
28e9041c | 1063 | hppa*-*-*) |
f24be480 | 1064 | noconfigdirs="$noconfigdirs ld" |
151ad919 | 1065 | ;; |
4a9237fb | 1066 | i960-*-*) |
71559dce | 1067 | noconfigdirs="$noconfigdirs gdb" |
4a9237fb | 1068 | ;; |
151ad919 | 1069 | ia64*-*-elf*) |
1070 | # No gdb support yet. | |
6c9785b4 | 1071 | noconfigdirs="$noconfigdirs readline libgui itcl gdb" |
151ad919 | 1072 | ;; |
df2ff48f | 1073 | ia64*-**-hpux*) |
1aca86a6 | 1074 | # No ld support yet. |
6406d366 | 1075 | noconfigdirs="$noconfigdirs gdb libgui itcl ld" |
df2ff48f | 1076 | ;; |
8408ca00 | 1077 | ia64*-*-*vms*) |
3211401d | 1078 | # No ld support yet. |
1079 | noconfigdirs="$noconfigdirs libgui itcl ld" | |
8408ca00 | 1080 | ;; |
ec2eb8fb | 1081 | i[[3456789]]86-w64-mingw*) |
ec2eb8fb | 1082 | ;; |
1083 | i[[3456789]]86-*-mingw*) | |
d6d689df | 1084 | target_configdirs="$target_configdirs target-winsup" |
fe284774 | 1085 | ;; |
151ad919 | 1086 | *-*-cygwin*) |
1087 | target_configdirs="$target_configdirs target-libtermcap target-winsup" | |
6c9785b4 | 1088 | noconfigdirs="$noconfigdirs target-libgloss" |
2c10944d | 1089 | # always build newlib if winsup directory is present. |
d6d689df | 1090 | if test -d "$srcdir/winsup/cygwin"; then |
2c10944d | 1091 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` |
3fba36a4 | 1092 | elif test -d "$srcdir/newlib"; then |
d6d689df | 1093 | echo "Warning: winsup/cygwin is missing so newlib can't be built." |
2c10944d | 1094 | fi |
fe284774 | 1095 | ;; |
f74ea578 | 1096 | i[[3456789]]86-*-pe) |
17b3d2a8 | 1097 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1098 | ;; |
f74ea578 | 1099 | i[[3456789]]86-*-sco3.2v5*) |
28e9041c | 1100 | # The linker does not yet know about weak symbols in COFF, |
1101 | # and is not configured to handle mixed ELF and COFF. | |
71559dce | 1102 | noconfigdirs="$noconfigdirs ld target-libgloss" |
28e9041c | 1103 | ;; |
f74ea578 | 1104 | i[[3456789]]86-*-sco*) |
71559dce | 1105 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
28e9041c | 1106 | ;; |
14f27bc6 | 1107 | i[[3456789]]86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*) |
ef1760c1 | 1108 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1109 | ;; |
f74ea578 | 1110 | i[[3456789]]86-*-sysv4*) |
71559dce | 1111 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1112 | ;; |
f74ea578 | 1113 | i[[3456789]]86-*-beos*) |
d556f192 | 1114 | noconfigdirs="$noconfigdirs gdb" |
602d002b | 1115 | ;; |
ab0da556 | 1116 | i[[3456789]]86-*-rdos*) |
d556f192 | 1117 | noconfigdirs="$noconfigdirs gdb" |
1c5767f1 | 1118 | ;; |
38135c1e | 1119 | mmix-*-*) |
f24be480 | 1120 | noconfigdirs="$noconfigdirs gdb" |
38135c1e | 1121 | ;; |
957985d9 | 1122 | mt-*-*) |
f6fa11cb | 1123 | noconfigdirs="$noconfigdirs sim" |
1124 | ;; | |
b9bdd103 | 1125 | nfp-*-*) |
1126 | noconfigdirs="$noconfigdirs ld gas gdb gprof sim" | |
1127 | noconfigdirs="$noconfigdirs $target_libraries" | |
1128 | ;; | |
28e9041c | 1129 | powerpc-*-aix*) |
1130 | # copied from rs6000-*-* entry | |
d556f192 | 1131 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1132 | ;; |
6bd59761 | 1133 | powerpc*-*-winnt* | powerpc*-*-pe*) |
28e9041c | 1134 | target_configdirs="$target_configdirs target-winsup" |
71559dce | 1135 | noconfigdirs="$noconfigdirs gdb tcl tk target-libgloss itcl" |
28e9041c | 1136 | # always build newlib. |
1137 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` | |
1138 | ;; | |
1139 | # This is temporary until we can link against shared libraries | |
1140 | powerpcle-*-solaris*) | |
71559dce | 1141 | noconfigdirs="$noconfigdirs gdb sim tcl tk itcl" |
28e9041c | 1142 | ;; |
1532359f | 1143 | powerpc-*-beos*) |
d556f192 | 1144 | noconfigdirs="$noconfigdirs gdb" |
151ad919 | 1145 | ;; |
28e9041c | 1146 | rs6000-*-lynxos*) |
d556f192 | 1147 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1148 | ;; |
1149 | rs6000-*-aix*) | |
d556f192 | 1150 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1151 | ;; |
1152 | rs6000-*-*) | |
f24be480 | 1153 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1154 | ;; |
1155 | m68k-apollo-*) | |
71559dce | 1156 | noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss" |
28e9041c | 1157 | ;; |
ba2b484f | 1158 | microblaze*) |
f24be480 | 1159 | noconfigdirs="$noconfigdirs gprof" |
ba2b484f | 1160 | ;; |
3e78a7ce | 1161 | mips*-sde-elf* | mips*-mti-elf* | mips*-img-elf*) |
68c9bc25 | 1162 | if test x$with_newlib = xyes; then |
1163 | noconfigdirs="$noconfigdirs gprof" | |
1164 | fi | |
68c9bc25 | 1165 | ;; |
28e9041c | 1166 | mips*-*-irix5*) |
71559dce | 1167 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
28e9041c | 1168 | ;; |
1169 | mips*-*-irix6*) | |
f24be480 | 1170 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
28e9041c | 1171 | ;; |
28e9041c | 1172 | mips*-*-bsd*) |
d6449910 | 1173 | noconfigdirs="$noconfigdirs ld gas gprof target-libgloss" |
28e9041c | 1174 | ;; |
857f2cca | 1175 | mips*-*-linux*) |
857f2cca | 1176 | ;; |
d6449910 | 1177 | mips*-*-ultrix* | mips*-*-osf* | mips*-*-ecoff* | mips*-*-pe* \ |
1178 | | mips*-*-irix* | mips*-*-lnews* | mips*-*-riscos*) | |
1179 | noconfigdirs="$noconfigdirs ld gas gprof" | |
1180 | ;; | |
28e9041c | 1181 | mips*-*-*) |
f24be480 | 1182 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1183 | ;; |
8ce80784 | 1184 | nvptx*-*-*) |
8ce80784 | 1185 | noconfigdirs="$noconfigdirs target-libssp target-libstdc++-v3 target-libobjc" |
1186 | ;; | |
9a9b5abf | 1187 | sh-*-*) |
39f6b116 | 1188 | case "${target}" in |
1189 | sh*-*-elf) | |
f24be480 | 1190 | ;; |
39f6b116 | 1191 | *) |
f24be480 | 1192 | noconfigdirs="$noconfigdirs target-libgloss" ;; |
39f6b116 | 1193 | esac |
28e9041c | 1194 | ;; |
1195 | sparc-*-sunos4*) | |
d556f192 | 1196 | if test x${is_cross_compiler} = xno ; then |
28e9041c | 1197 | use_gnu_ld=no |
1198 | fi | |
1199 | ;; | |
fa0a53e3 | 1200 | tic6x-*-*) |
ccdfa490 | 1201 | noconfigdirs="$noconfigdirs sim" |
fa0a53e3 | 1202 | ;; |
2da35515 | 1203 | tilepro*-*-* | tilegx*-*-*) |
e5fa74b2 | 1204 | noconfigdirs="$noconfigdirs sim" |
1205 | ;; | |
28e9041c | 1206 | v810-*-*) |
71559dce | 1207 | noconfigdirs="$noconfigdirs bfd binutils gas gdb ld opcodes target-libgloss" |
28e9041c | 1208 | ;; |
1209 | vax-*-*) | |
f24be480 | 1210 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
28e9041c | 1211 | ;; |
c2762a30 | 1212 | wasm32-*-*) |
1213 | noconfigdirs="$noconfigdirs ld" | |
1214 | ;; | |
28e9041c | 1215 | esac |
1216 | ||
28e9041c | 1217 | # If we aren't building newlib, then don't build libgloss, since libgloss |
1218 | # depends upon some newlib header files. | |
1219 | case "${noconfigdirs}" in | |
1220 | *target-libgloss*) ;; | |
1221 | *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;; | |
13b1b53a | 1222 | esac |
28e9041c | 1223 | |
13b1b53a | 1224 | # Work in distributions that contain no compiler tools, like Autoconf. |
71ab34df | 1225 | host_makefile_frag=/dev/null |
13b1b53a | 1226 | if test -d ${srcdir}/config ; then |
1227 | case "${host}" in | |
f74ea578 | 1228 | i[[3456789]]86-*-msdosdjgpp*) |
13b1b53a | 1229 | host_makefile_frag="config/mh-djgpp" |
1230 | ;; | |
1231 | *-cygwin*) | |
45043b2b | 1232 | ACX_CHECK_CYGWIN_CAT_WORKS |
13b1b53a | 1233 | host_makefile_frag="config/mh-cygwin" |
1234 | ;; | |
5a92bcc2 | 1235 | *-mingw*) |
70d8e49e | 1236 | host_makefile_frag="config/mh-mingw" |
06dd9e69 | 1237 | ;; |
bed3355c | 1238 | alpha*-linux*) |
539ded76 | 1239 | host_makefile_frag="config/mh-alpha-linux" |
1240 | ;; | |
3bed0958 | 1241 | hppa*-hp-hpux10*) |
3bed0958 | 1242 | host_makefile_frag="config/mh-pa-hpux10" |
13b1b53a | 1243 | ;; |
b2240ff6 | 1244 | hppa*-hp-hpux*) |
3bed0958 | 1245 | host_makefile_frag="config/mh-pa" |
1246 | ;; | |
1247 | hppa*-*) | |
1248 | host_makefile_frag="config/mh-pa" | |
1249 | ;; | |
16463c8d | 1250 | *-*-darwin*) |
1251 | host_makefile_frag="config/mh-darwin" | |
0222d984 | 1252 | ;; |
9d44a802 | 1253 | powerpc-*-aix*) |
1254 | host_makefile_frag="config/mh-ppc-aix" | |
1255 | ;; | |
1256 | rs6000-*-aix*) | |
1257 | host_makefile_frag="config/mh-ppc-aix" | |
1258 | ;; | |
13b1b53a | 1259 | esac |
1260 | fi | |
1261 | ||
c24c5e46 | 1262 | if test "${build}" != "${host}" ; then |
93c5e793 | 1263 | AR_FOR_BUILD=${AR_FOR_BUILD-ar} |
1264 | AS_FOR_BUILD=${AS_FOR_BUILD-as} | |
c24c5e46 | 1265 | CC_FOR_BUILD=${CC_FOR_BUILD-gcc} |
93c5e793 | 1266 | CXX_FOR_BUILD=${CXX_FOR_BUILD-g++} |
93c5e793 | 1267 | GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran} |
5ff5b630 | 1268 | GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo} |
03385ed3 | 1269 | GDC_FOR_BUILD=${GDC_FOR_BUILD-gdc} |
93c5e793 | 1270 | DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool} |
1271 | LD_FOR_BUILD=${LD_FOR_BUILD-ld} | |
1272 | NM_FOR_BUILD=${NM_FOR_BUILD-nm} | |
1273 | RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib} | |
1274 | WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres} | |
1275 | WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc} | |
c24c5e46 | 1276 | else |
93c5e793 | 1277 | AR_FOR_BUILD="\$(AR)" |
1278 | AS_FOR_BUILD="\$(AS)" | |
c24c5e46 | 1279 | CC_FOR_BUILD="\$(CC)" |
93c5e793 | 1280 | CXX_FOR_BUILD="\$(CXX)" |
93c5e793 | 1281 | GFORTRAN_FOR_BUILD="\$(GFORTRAN)" |
5ff5b630 | 1282 | GOC_FOR_BUILD="\$(GOC)" |
03385ed3 | 1283 | GDC_FOR_BUILD="\$(GDC)" |
93c5e793 | 1284 | DLLTOOL_FOR_BUILD="\$(DLLTOOL)" |
1285 | LD_FOR_BUILD="\$(LD)" | |
1286 | NM_FOR_BUILD="\$(NM)" | |
1287 | RANLIB_FOR_BUILD="\$(RANLIB)" | |
1288 | WINDRES_FOR_BUILD="\$(WINDRES)" | |
1289 | WINDMC_FOR_BUILD="\$(WINDMC)" | |
eae5b2bc | 1290 | fi |
c24c5e46 | 1291 | |
eae5b2bc | 1292 | AC_PROG_CC |
1293 | AC_PROG_CXX | |
1294 | ||
1295 | # We must set the default linker to the linker used by gcc for the correct | |
1296 | # operation of libtool. If LD is not defined and we are using gcc, try to | |
1297 | # set the LD default to the ld used by gcc. | |
1298 | if test -z "$LD"; then | |
1299 | if test "$GCC" = yes; then | |
1300 | case $build in | |
1301 | *-*-mingw*) | |
1302 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;; | |
1303 | *) | |
1304 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;; | |
1305 | esac | |
1306 | case $gcc_prog_ld in | |
1307 | # Accept absolute paths. | |
1308 | [[\\/]* | [A-Za-z]:[\\/]*)] | |
1309 | LD="$gcc_prog_ld" ;; | |
1310 | esac | |
1311 | fi | |
c24c5e46 | 1312 | fi |
1313 | ||
13687c85 | 1314 | # Check whether -static-libstdc++ -static-libgcc is supported. |
1315 | have_static_libs=no | |
1316 | if test "$GCC" = yes; then | |
1317 | saved_LDFLAGS="$LDFLAGS" | |
1318 | ||
1319 | LDFLAGS="$LDFLAGS -static-libstdc++ -static-libgcc" | |
1320 | AC_MSG_CHECKING([whether g++ accepts -static-libstdc++ -static-libgcc]) | |
1321 | AC_LANG_PUSH(C++) | |
f00f02a3 | 1322 | AC_LINK_IFELSE([AC_LANG_SOURCE([ |
74f1ea54 | 1323 | #if (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 5) |
1324 | #error -static-libstdc++ not implemented | |
1325 | #endif | |
f00f02a3 | 1326 | int main() {}])], |
13687c85 | 1327 | [AC_MSG_RESULT([yes]); have_static_libs=yes], |
1328 | [AC_MSG_RESULT([no])]) | |
1329 | AC_LANG_POP(C++) | |
1330 | ||
1331 | LDFLAGS="$saved_LDFLAGS" | |
1332 | fi | |
1333 | ||
c24c5e46 | 1334 | ACX_PROG_GNAT |
7bcc3b4a | 1335 | ACX_PROG_CMP_IGNORE_INITIAL |
c24c5e46 | 1336 | |
6c59dfa4 | 1337 | AC_ARG_ENABLE([bootstrap], |
1338 | [AS_HELP_STRING([--enable-bootstrap], | |
1339 | [enable bootstrapping @<:@yes if native build@:>@])],, | |
1340 | enable_bootstrap=default) | |
1341 | ||
1342 | # Issue errors and warnings for invalid/strange bootstrap combinations. | |
d7c9b4c1 | 1343 | if test -r $srcdir/gcc/configure; then |
1344 | have_compiler=yes | |
1345 | else | |
1346 | have_compiler=no | |
1347 | fi | |
6c59dfa4 | 1348 | |
1349 | case "$have_compiler:$host:$target:$enable_bootstrap" in | |
1350 | *:*:*:no) ;; | |
1351 | ||
1352 | # Default behavior. Enable bootstrap if we have a compiler | |
1353 | # and we are in a native configuration. | |
1354 | yes:$build:$build:default) | |
1355 | enable_bootstrap=yes ;; | |
1356 | ||
1357 | *:*:*:default) | |
1358 | enable_bootstrap=no ;; | |
1359 | ||
1360 | # We have a compiler and we are in a native configuration, bootstrap is ok | |
1361 | yes:$build:$build:yes) | |
1362 | ;; | |
1363 | ||
1364 | # Other configurations, but we have a compiler. Assume the user knows | |
1365 | # what he's doing. | |
1366 | yes:*:*:yes) | |
1367 | AC_MSG_WARN([trying to bootstrap a cross compiler]) | |
1368 | ;; | |
1369 | ||
1370 | # No compiler: if they passed --enable-bootstrap explicitly, fail | |
1371 | no:*:*:yes) | |
1372 | AC_MSG_ERROR([cannot bootstrap without a compiler]) ;; | |
1373 | ||
1374 | # Fail if wrong command line | |
1375 | *) | |
1376 | AC_MSG_ERROR([invalid option for --enable-bootstrap]) | |
1377 | ;; | |
1378 | esac | |
1379 | ||
27590679 | 1380 | # When bootstrapping with GCC, build stage 1 in C++98 mode to ensure that a |
1381 | # C++98 compiler can still start the bootstrap. | |
1382 | if test "$enable_bootstrap:$GXX" = "yes:yes"; then | |
dce53dbc | 1383 | CXX="$CXX -std=gnu++98" |
27590679 | 1384 | fi |
1385 | ||
c3fc6a63 | 1386 | # Used for setting $lt_cv_objdir |
1387 | _LT_CHECK_OBJDIR | |
1388 | ||
7601a55c | 1389 | # Check for GMP, MPFR and MPC |
16de6a81 | 1390 | gmplibs="-lmpc -lmpfr -lgmp" |
4ee9c684 | 1391 | gmpinc= |
d45318b3 | 1392 | have_gmp=no |
7601a55c | 1393 | |
1394 | # Specify a location for mpc | |
1395 | # check for this first so it ends up on the link line before mpfr. | |
8747a938 | 1396 | AC_ARG_WITH(mpc, |
1397 | [AS_HELP_STRING([--with-mpc=PATH], | |
1398 | [specify prefix directory for installed MPC package. | |
1399 | Equivalent to --with-mpc-include=PATH/include | |
1400 | plus --with-mpc-lib=PATH/lib])]) | |
1401 | AC_ARG_WITH(mpc-include, | |
1402 | [AS_HELP_STRING([--with-mpc-include=PATH], | |
1403 | [specify directory for installed MPC include files])]) | |
1404 | AC_ARG_WITH(mpc-lib, | |
1405 | [AS_HELP_STRING([--with-mpc-lib=PATH], | |
1406 | [specify directory for the installed MPC library])]) | |
7601a55c | 1407 | |
1408 | if test "x$with_mpc" != x; then | |
16de6a81 | 1409 | gmplibs="-L$with_mpc/lib $gmplibs" |
1410 | gmpinc="-I$with_mpc/include $gmpinc" | |
7601a55c | 1411 | fi |
1412 | if test "x$with_mpc_include" != x; then | |
16de6a81 | 1413 | gmpinc="-I$with_mpc_include $gmpinc" |
7601a55c | 1414 | fi |
1415 | if test "x$with_mpc_lib" != x; then | |
16de6a81 | 1416 | gmplibs="-L$with_mpc_lib $gmplibs" |
7601a55c | 1417 | fi |
1418 | if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then | |
c3fc6a63 | 1419 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs" |
16de6a81 | 1420 | gmpinc='-I$$s/mpc/src '"$gmpinc" |
7601a55c | 1421 | # Do not test the mpc version. Assume that it is sufficient, since |
1422 | # it is in the source tree, and the library has not been built yet | |
1423 | # but it would be included on the link line in the version check below | |
1424 | # hence making the test fail. | |
16de6a81 | 1425 | have_gmp=yes |
7601a55c | 1426 | fi |
d45318b3 | 1427 | |
5ca838b8 | 1428 | # Specify a location for mpfr |
1429 | # check for this first so it ends up on the link line before gmp. | |
8747a938 | 1430 | AC_ARG_WITH(mpfr-dir, |
1431 | [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])], | |
1432 | [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed. | |
1433 | Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])]) | |
1434 | ||
1435 | AC_ARG_WITH(mpfr, | |
1436 | [AS_HELP_STRING([--with-mpfr=PATH], | |
1437 | [specify prefix directory for installed MPFR package. | |
1438 | Equivalent to --with-mpfr-include=PATH/include | |
1439 | plus --with-mpfr-lib=PATH/lib])]) | |
1440 | AC_ARG_WITH(mpfr-include, | |
1441 | [AS_HELP_STRING([--with-mpfr-include=PATH], | |
1442 | [specify directory for installed MPFR include files])]) | |
1443 | AC_ARG_WITH(mpfr-lib, | |
1444 | [AS_HELP_STRING([--with-mpfr-lib=PATH], | |
1445 | [specify directory for the installed MPFR library])]) | |
5ca838b8 | 1446 | |
1447 | if test "x$with_mpfr" != x; then | |
1448 | gmplibs="-L$with_mpfr/lib $gmplibs" | |
16de6a81 | 1449 | gmpinc="-I$with_mpfr/include $gmpinc" |
5ca838b8 | 1450 | fi |
a5144c1d | 1451 | if test "x$with_mpfr_include" != x; then |
16de6a81 | 1452 | gmpinc="-I$with_mpfr_include $gmpinc" |
a5144c1d | 1453 | fi |
1454 | if test "x$with_mpfr_lib" != x; then | |
1455 | gmplibs="-L$with_mpfr_lib $gmplibs" | |
1456 | fi | |
d45318b3 | 1457 | if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then |
efa1150d | 1458 | # MPFR v3.1.0 moved the sources into a src sub-directory. |
1459 | if ! test -d ${srcdir}/mpfr/src; then | |
1460 | AC_MSG_ERROR([dnl | |
1461 | Building GCC with MPFR in the source tree is only handled for MPFR 3.1.0+.]) | |
1462 | fi | |
4b2246ef | 1463 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir $gmplibs" |
1464 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr/src -I$$s/mpfr/src '"$gmpinc" | |
1465 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr/src --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir" | |
d45318b3 | 1466 | # Do not test the mpfr version. Assume that it is sufficient, since |
1467 | # it is in the source tree, and the library has not been built yet | |
1468 | # but it would be included on the link line in the version check below | |
1469 | # hence making the test fail. | |
1470 | have_gmp=yes | |
1471 | fi | |
5ca838b8 | 1472 | |
4ee9c684 | 1473 | # Specify a location for gmp |
8747a938 | 1474 | AC_ARG_WITH(gmp-dir, |
1475 | [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])], | |
1476 | [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed. | |
1477 | Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])]) | |
1478 | ||
1479 | AC_ARG_WITH(gmp, | |
1480 | [AS_HELP_STRING([--with-gmp=PATH], | |
1481 | [specify prefix directory for the installed GMP package. | |
1482 | Equivalent to --with-gmp-include=PATH/include | |
1483 | plus --with-gmp-lib=PATH/lib])]) | |
1484 | AC_ARG_WITH(gmp-include, | |
1485 | [AS_HELP_STRING([--with-gmp-include=PATH], | |
1486 | [specify directory for installed GMP include files])]) | |
1487 | AC_ARG_WITH(gmp-lib, | |
1488 | [AS_HELP_STRING([--with-gmp-lib=PATH], | |
1489 | [specify directory for the installed GMP library])]) | |
4ee9c684 | 1490 | |
4ee9c684 | 1491 | |
5ca838b8 | 1492 | if test "x$with_gmp" != x; then |
1493 | gmplibs="-L$with_gmp/lib $gmplibs" | |
1494 | gmpinc="-I$with_gmp/include $gmpinc" | |
4ee9c684 | 1495 | fi |
a5144c1d | 1496 | if test "x$with_gmp_include" != x; then |
1497 | gmpinc="-I$with_gmp_include $gmpinc" | |
1498 | fi | |
1499 | if test "x$with_gmp_lib" != x; then | |
1500 | gmplibs="-L$with_gmp_lib $gmplibs" | |
1501 | fi | |
d45318b3 | 1502 | if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then |
c3fc6a63 | 1503 | gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs" |
d45318b3 | 1504 | gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc" |
b9a8e4c4 | 1505 | extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" |
c3fc6a63 | 1506 | extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" |
e4128452 | 1507 | extra_isl_gmp_configure_flags='--with-gmp-builddir=$$r/$(HOST_SUBDIR)/gmp' |
d45318b3 | 1508 | # Do not test the gmp version. Assume that it is sufficient, since |
1509 | # it is in the source tree, and the library has not been built yet | |
1510 | # but it would be included on the link line in the version check below | |
1511 | # hence making the test fail. | |
1512 | have_gmp=yes | |
1513 | fi | |
4ee9c684 | 1514 | |
16c9b2e3 | 1515 | if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then |
d45318b3 | 1516 | have_gmp=yes |
1517 | saved_CFLAGS="$CFLAGS" | |
1518 | CFLAGS="$CFLAGS $gmpinc" | |
17b6993a | 1519 | # Check for the recommended and required versions of GMP. |
1520 | AC_MSG_CHECKING([for the correct version of gmp.h]) | |
d45318b3 | 1521 | AC_TRY_COMPILE([#include "gmp.h"],[ |
17b6993a | 1522 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) |
1523 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
f819bb73 | 1524 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,3) |
112f3d57 | 1525 | choke me |
d45318b3 | 1526 | #endif |
4fd35f21 | 1527 | ], [AC_TRY_COMPILE([#include <gmp.h>],[ |
17b6993a | 1528 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) |
1529 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
1530 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2) | |
1531 | choke me | |
1532 | #endif | |
4fd35f21 | 1533 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
17b6993a | 1534 | [AC_MSG_RESULT([no]); have_gmp=no]) |
d45318b3 | 1535 | |
7601a55c | 1536 | # If we have GMP, check the MPFR version. |
d45318b3 | 1537 | if test x"$have_gmp" = xyes; then |
17b6993a | 1538 | # Check for the recommended and required versions of MPFR. |
1539 | AC_MSG_CHECKING([for the correct version of mpfr.h]) | |
7601a55c | 1540 | AC_TRY_COMPILE([#include <gmp.h> |
d45318b3 | 1541 | #include <mpfr.h>],[ |
cb1d9044 | 1542 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,0) |
d45318b3 | 1543 | choke me |
1544 | #endif | |
4fd35f21 | 1545 | ], [AC_TRY_COMPILE([#include <gmp.h> |
7601a55c | 1546 | #include <mpfr.h>],[ |
17b6993a | 1547 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2) |
7601a55c | 1548 | choke me |
1549 | #endif | |
4fd35f21 | 1550 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
7601a55c | 1551 | [AC_MSG_RESULT([no]); have_gmp=no]) |
1552 | fi | |
1553 | ||
1554 | # Check for the MPC header version. | |
16de6a81 | 1555 | if test x"$have_gmp" = xyes ; then |
17b6993a | 1556 | # Check for the recommended and required versions of MPC. |
7601a55c | 1557 | AC_MSG_CHECKING([for the correct version of mpc.h]) |
1558 | AC_TRY_COMPILE([#include <mpc.h>],[ | |
17b6993a | 1559 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,0) |
7601a55c | 1560 | choke me |
1561 | #endif | |
4fd35f21 | 1562 | ], [AC_TRY_COMPILE([#include <mpc.h>],[ |
17b6993a | 1563 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,1) |
1564 | choke me | |
1565 | #endif | |
4fd35f21 | 1566 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
17b6993a | 1567 | [AC_MSG_RESULT([no]); have_gmp=no]) |
7601a55c | 1568 | fi |
1569 | ||
1570 | # Now check the MPFR library. | |
1571 | if test x"$have_gmp" = xyes; then | |
1572 | saved_LIBS="$LIBS" | |
1573 | LIBS="$LIBS $gmplibs" | |
16de6a81 | 1574 | AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries]) |
1575 | AC_TRY_LINK([#include <mpc.h>],[ | |
78a477ad | 1576 | mpfr_t n; |
1577 | mpfr_t x; | |
16de6a81 | 1578 | mpc_t c; |
d45318b3 | 1579 | int t; |
78a477ad | 1580 | mpfr_init (n); |
1581 | mpfr_init (x); | |
d45318b3 | 1582 | mpfr_atan2 (n, n, x, GMP_RNDN); |
1583 | mpfr_erfc (n, x, GMP_RNDN); | |
1584 | mpfr_subnormalize (x, t, GMP_RNDN); | |
16de6a81 | 1585 | mpfr_clear(n); |
1586 | mpfr_clear(x); | |
1587 | mpc_init2 (c, 53); | |
1588 | mpc_set_ui_ui (c, 1, 1, MPC_RNDNN); | |
1589 | mpc_cosh (c, c, MPC_RNDNN); | |
1590 | mpc_pow (c, c, c, MPC_RNDNN); | |
1591 | mpc_acosh (c, c, MPC_RNDNN); | |
1592 | mpc_clear (c); | |
7601a55c | 1593 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no]) |
1594 | LIBS="$saved_LIBS" | |
d45318b3 | 1595 | fi |
7601a55c | 1596 | |
d45318b3 | 1597 | CFLAGS="$saved_CFLAGS" |
4ee9c684 | 1598 | |
17b6993a | 1599 | # The library versions listed in the error message below should match |
1600 | # the HARD-minimums enforced above. | |
d45318b3 | 1601 | if test x$have_gmp != xyes; then |
cb1d9044 | 1602 | AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.4.0+ and MPC 0.8.0+. |
16de6a81 | 1603 | Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify |
1604 | their locations. Source code for these libraries can be found at | |
1605 | their respective hosting sites as well as at | |
1606 | ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also | |
1607 | http://gcc.gnu.org/install/prerequisites.html for additional info. If | |
1608 | you obtained GMP, MPFR and/or MPC from a vendor distribution package, | |
1609 | make sure that you have installed both the libraries and the header | |
1610 | files. They may be located in separate packages.]) | |
d45318b3 | 1611 | fi |
6a086156 | 1612 | fi |
1613 | ||
7601a55c | 1614 | # Flags needed for both GMP, MPFR and/or MPC. |
4ee9c684 | 1615 | AC_SUBST(gmplibs) |
1616 | AC_SUBST(gmpinc) | |
bff7ea4a | 1617 | AC_SUBST(extra_mpfr_configure_flags) |
7601a55c | 1618 | AC_SUBST(extra_mpc_gmp_configure_flags) |
1619 | AC_SUBST(extra_mpc_mpfr_configure_flags) | |
e4128452 | 1620 | AC_SUBST(extra_isl_gmp_configure_flags) |
4ee9c684 | 1621 | |
7ab76cec | 1622 | # Libraries to use for stage1 or when not bootstrapping. |
1623 | AC_ARG_WITH(stage1-libs, | |
8747a938 | 1624 | [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])], |
7ab76cec | 1625 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1626 | stage1_libs= | |
1627 | else | |
1628 | stage1_libs=$withval | |
1629 | fi], | |
9d71bbdc | 1630 | [stage1_libs=]) |
7ab76cec | 1631 | AC_SUBST(stage1_libs) |
1632 | ||
13687c85 | 1633 | # Linker flags to use for stage1 or when not bootstrapping. |
1634 | AC_ARG_WITH(stage1-ldflags, | |
1635 | [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])], | |
1636 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1637 | stage1_ldflags= | |
1638 | else | |
1639 | stage1_ldflags=$withval | |
1640 | fi], | |
1641 | [stage1_ldflags= | |
1642 | # In stage 1, default to linking libstdc++ and libgcc statically with GCC | |
1643 | # if supported. But if the user explicitly specified the libraries to use, | |
1644 | # trust that they are doing what they want. | |
1645 | if test "$stage1_libs" = "" -a "$have_static_libs" = yes; then | |
1646 | stage1_ldflags="-static-libstdc++ -static-libgcc" | |
1647 | fi]) | |
1648 | AC_SUBST(stage1_ldflags) | |
1649 | ||
9d71bbdc | 1650 | # Libraries to use for stage2 and later builds. |
7ab76cec | 1651 | AC_ARG_WITH(boot-libs, |
8747a938 | 1652 | [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])], |
7ab76cec | 1653 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1654 | poststage1_libs= | |
1655 | else | |
5110389d | 1656 | poststage1_libs=$withval |
7ab76cec | 1657 | fi], |
9d71bbdc | 1658 | [poststage1_libs=]) |
7ab76cec | 1659 | AC_SUBST(poststage1_libs) |
1660 | ||
d6dfe18a | 1661 | # Linker flags to use for stage2 and later builds. |
1662 | AC_ARG_WITH(boot-ldflags, | |
8747a938 | 1663 | [AS_HELP_STRING([--with-boot-ldflags=FLAGS], |
1664 | [linker flags for stage2 and later])], | |
d6dfe18a | 1665 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1666 | poststage1_ldflags= | |
1667 | else | |
1668 | poststage1_ldflags=$withval | |
1669 | fi], | |
1670 | [poststage1_ldflags= | |
7deb2d70 | 1671 | # In stages 2 and 3, default to linking libstdc++ and libgcc |
1672 | # statically. But if the user explicitly specified the libraries to | |
1673 | # use, trust that they are doing what they want. | |
1674 | if test "$poststage1_libs" = ""; then | |
d6dfe18a | 1675 | poststage1_ldflags="-static-libstdc++ -static-libgcc" |
1676 | fi]) | |
1677 | AC_SUBST(poststage1_ldflags) | |
1678 | ||
71130ef8 | 1679 | # GCC GRAPHITE dependency isl. |
572cf1f7 | 1680 | # Basic setup is inlined here, actual checks are in config/isl.m4 |
83d54ac4 | 1681 | |
83d54ac4 | 1682 | AC_ARG_WITH(isl, |
1683 | [AS_HELP_STRING( | |
1684 | [--with-isl=PATH], | |
71130ef8 | 1685 | [Specify prefix directory for the installed isl package. |
83d54ac4 | 1686 | Equivalent to --with-isl-include=PATH/include |
1687 | plus --with-isl-lib=PATH/lib])]) | |
1688 | ||
429cca51 | 1689 | # Treat --without-isl as a request to disable |
83d54ac4 | 1690 | # GRAPHITE support and skip all following checks. |
429cca51 | 1691 | if test "x$with_isl" != "xno"; then |
71130ef8 | 1692 | # Check for isl |
83d54ac4 | 1693 | dnl Provide configure switches and initialize islinc & isllibs |
1694 | dnl with user input. | |
1695 | ISL_INIT_FLAGS | |
71130ef8 | 1696 | dnl The versions of isl that work for Graphite |
b6de67fd | 1697 | ISL_CHECK_VERSION() |
71130ef8 | 1698 | dnl Only execute fail-action, if isl has been requested. |
87e20041 | 1699 | ISL_IF_FAILED([ |
71130ef8 | 1700 | AC_MSG_ERROR([Unable to find a usable isl. See config.log for details.])]) |
255b6be7 | 1701 | fi |
255b6be7 | 1702 | |
71130ef8 | 1703 | # If the isl check failed, disable builds of in-tree variant of isl |
83d54ac4 | 1704 | if test "x$with_isl" = xno || |
83d54ac4 | 1705 | test "x$gcc_cv_isl" = xno; then |
572cf1f7 | 1706 | noconfigdirs="$noconfigdirs isl" |
83d54ac4 | 1707 | islinc= |
429cca51 | 1708 | fi |
1709 | ||
1710 | AC_SUBST(isllibs) | |
83d54ac4 | 1711 | AC_SUBST(islinc) |
83d54ac4 | 1712 | |
7bfefa9d | 1713 | # Check for LTO support. |
1714 | AC_ARG_ENABLE(lto, | |
8747a938 | 1715 | [AS_HELP_STRING([--enable-lto], [enable link time optimization support])], |
7bfefa9d | 1716 | enable_lto=$enableval, |
1717 | enable_lto=yes; default_enable_lto=yes) | |
1718 | ||
25630dc7 | 1719 | ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always. |
1720 | build_lto_plugin=yes | |
1721 | ],[if test x"$default_enable_lto" = x"yes" ; then | |
4ae8c98f | 1722 | case $target in |
c96ae98b | 1723 | *-apple-darwin[[912]]* | *-cygwin* | *-mingw* | *djgpp*) ;; |
25630dc7 | 1724 | # On other non-ELF platforms, LTO has yet to be validated. |
4ae8c98f | 1725 | *) enable_lto=no ;; |
1726 | esac | |
4d992eb6 | 1727 | else |
62932e4d | 1728 | # Apart from ELF platforms, only Windows and Darwin support LTO so far. |
1729 | # It would also be nice to check the binutils support, but we don't | |
4d992eb6 | 1730 | # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just |
1731 | # warn during gcc/ subconfigure; unless you're bootstrapping with | |
1732 | # -flto it won't be needed until after installation anyway. | |
1733 | case $target in | |
7aa50266 | 1734 | *-cygwin* | *-mingw* | *-apple-darwin* | *djgpp*) ;; |
4d992eb6 | 1735 | *) if test x"$enable_lto" = x"yes"; then |
1736 | AC_MSG_ERROR([LTO support is not enabled for this target.]) | |
1737 | fi | |
1738 | ;; | |
1739 | esac | |
1740 | fi | |
ca42e774 | 1741 | # Among non-ELF, only Windows platforms support the lto-plugin so far. |
25630dc7 | 1742 | # Build it unless LTO was explicitly disabled. |
ca42e774 | 1743 | case $target in |
25630dc7 | 1744 | *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;; |
ca42e774 | 1745 | *) ;; |
1746 | esac | |
25630dc7 | 1747 | ]) |
7bfefa9d | 1748 | |
1015a063 | 1749 | AC_ARG_ENABLE(linker-plugin-configure-flags, |
1750 | [AS_HELP_STRING([[--enable-linker-plugin-configure-flags=FLAGS]], | |
1751 | [additional flags for configuring linker plugins @<:@none@:>@])], | |
1752 | extra_linker_plugin_configure_flags=$enableval, | |
1753 | extra_linker_plugin_configure_flags=) | |
1754 | AC_SUBST(extra_linker_plugin_configure_flags) | |
1755 | AC_ARG_ENABLE(linker-plugin-flags, | |
1756 | [AS_HELP_STRING([[--enable-linker-plugin-flags=FLAGS]], | |
1757 | [additional flags for configuring and building linker plugins @<:@none@:>@])], | |
1758 | extra_linker_plugin_flags=$enableval, | |
1759 | extra_linker_plugin_flags=) | |
1760 | AC_SUBST(extra_linker_plugin_flags) | |
1761 | ||
01b4453c | 1762 | # Enable --enable-host-shared. |
1763 | # Checked early to determine whether jit is an 'all' language | |
1764 | AC_ARG_ENABLE(host-shared, | |
1765 | [AS_HELP_STRING([--enable-host-shared], | |
1766 | [build host code as shared libraries])], | |
1767 | [host_shared=$enableval], [host_shared=no]) | |
1768 | AC_SUBST(host_shared) | |
255b6be7 | 1769 | |
2b15d2ba | 1770 | # By default, C and C++ are the only stage 1 languages. |
9c3a0a29 | 1771 | stage1_languages=,c, |
2d64c2fd | 1772 | |
7ab76cec | 1773 | # Target libraries that we bootstrap. |
5c96a839 | 1774 | bootstrap_target_libs=,target-libgcc, |
7ab76cec | 1775 | |
c24c5e46 | 1776 | # Figure out what language subdirectories are present. |
1777 | # Look if the user specified --enable-languages="..."; if not, use | |
1778 | # the environment variable $LANGUAGES if defined. $LANGUAGES might | |
1779 | # go away some day. | |
1780 | # NB: embedded tabs in this IF block -- do not untabify | |
1781 | if test -d ${srcdir}/gcc; then | |
1782 | if test x"${enable_languages+set}" != xset; then | |
1783 | if test x"${LANGUAGES+set}" = xset; then | |
1784 | enable_languages="${LANGUAGES}" | |
e757a6a8 | 1785 | echo configure.ac: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2 |
c24c5e46 | 1786 | else |
01b4453c | 1787 | enable_languages=default |
c24c5e46 | 1788 | fi |
1789 | else | |
1790 | if test x"${enable_languages}" = x || | |
1791 | test x"${enable_languages}" = xyes; | |
1792 | then | |
e757a6a8 | 1793 | echo configure.ac: --enable-languages needs at least one language argument 1>&2 |
c24c5e46 | 1794 | exit 1 |
1795 | fi | |
1796 | fi | |
1797 | enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'` | |
1798 | ||
2c718da0 | 1799 | # 'f95' is the old name for the 'fortran' language. We issue a warning |
1800 | # and make the substitution. | |
1801 | case ,${enable_languages}, in | |
1802 | *,f95,*) | |
e757a6a8 | 1803 | echo configure.ac: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2 |
2c718da0 | 1804 | enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'` |
1805 | ;; | |
1806 | esac | |
1807 | ||
2b15d2ba | 1808 | # If bootstrapping, C++ must be enabled. |
1809 | case ",$enable_languages,:$enable_bootstrap" in | |
1810 | *,c++,*:*) ;; | |
1811 | *:yes) | |
6c59dfa4 | 1812 | if test -f ${srcdir}/gcc/cp/config-lang.in; then |
1813 | enable_languages="${enable_languages},c++" | |
1814 | else | |
2b15d2ba | 1815 | AC_MSG_ERROR([bootstrapping requires c++ sources]) |
6c59dfa4 | 1816 | fi |
1817 | ;; | |
1818 | esac | |
1819 | ||
c24c5e46 | 1820 | # First scan to see if an enabled language requires some other language. |
1821 | # We assume that a given config-lang.in will list all the language | |
1822 | # front ends it requires, even if some are required indirectly. | |
1823 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do | |
1824 | case ${lang_frag} in | |
1825 | ..) ;; | |
1826 | # The odd quoting in the next line works around | |
1827 | # an apparent bug in bash 1.12 on linux. | |
1828 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1829 | *) | |
101ddbe4 | 1830 | # From the config-lang.in, get $language, $lang_requires, and |
1831 | # $lang_requires_boot_languages. | |
c24c5e46 | 1832 | language= |
1833 | lang_requires= | |
101ddbe4 | 1834 | lang_requires_boot_languages= |
d6400eba | 1835 | # set srcdir during sourcing lang_frag to the gcc dir. |
1836 | # Sadly overriding srcdir on the . line doesn't work in plain sh as it | |
1837 | # polutes this shell | |
1838 | saved_srcdir=${srcdir} | |
1839 | srcdir=${srcdir}/gcc . ${lang_frag} | |
1840 | srcdir=${saved_srcdir} | |
101ddbe4 | 1841 | for other in ${lang_requires} ${lang_requires_boot_languages}; do |
c24c5e46 | 1842 | case ,${enable_languages}, in |
1843 | *,$other,*) ;; | |
01b4453c | 1844 | *,default,*) ;; |
c24c5e46 | 1845 | *,all,*) ;; |
1846 | *,$language,*) | |
1847 | echo " \`$other' language required by \`$language'; enabling" 1>&2 | |
1848 | enable_languages="${enable_languages},${other}" | |
1849 | ;; | |
1850 | esac | |
1851 | done | |
101ddbe4 | 1852 | for other in ${lang_requires_boot_languages} ; do |
1853 | if test "$other" != "c"; then | |
1854 | case ,${enable_stage1_languages}, in | |
1855 | *,$other,*) ;; | |
01b4453c | 1856 | *,default,*) ;; |
101ddbe4 | 1857 | *,all,*) ;; |
1858 | *) | |
1859 | case ,${enable_languages}, in | |
1860 | *,$language,*) | |
1861 | echo " '$other' language required by '$language' in stage 1; enabling" 1>&2 | |
1862 | enable_stage1_languages="$enable_stage1_languages,${other}" | |
1863 | ;; | |
1864 | esac | |
1865 | ;; | |
1866 | esac | |
1867 | fi | |
1868 | done | |
c24c5e46 | 1869 | ;; |
1870 | esac | |
1871 | done | |
1872 | ||
9c3a0a29 | 1873 | new_enable_languages=,c, |
7bfefa9d | 1874 | |
1875 | # If LTO is enabled, add the LTO front end. | |
7bfefa9d | 1876 | if test "$enable_lto" = "yes" ; then |
d6ef094a | 1877 | case ,${enable_languages}, in |
1878 | *,lto,*) ;; | |
1879 | *) enable_languages="${enable_languages},lto" ;; | |
1880 | esac | |
ca42e774 | 1881 | if test "${build_lto_plugin}" = "yes" ; then |
7bfefa9d | 1882 | configdirs="$configdirs lto-plugin" |
7bfefa9d | 1883 | fi |
1884 | fi | |
7bfefa9d | 1885 | |
dd87c525 | 1886 | # If we're building an offloading compiler, add the LTO front end. |
1887 | if test x"$enable_as_accelerator_for" != x ; then | |
1888 | case ,${enable_languages}, in | |
1889 | *,lto,*) ;; | |
1890 | *) enable_languages="${enable_languages},lto" ;; | |
1891 | esac | |
1892 | fi | |
1893 | ||
01b4453c | 1894 | missing_languages=`echo ",$enable_languages," | sed -e s/,default,/,/ -e s/,all,/,/ -e s/,c,/,/ ` |
9c3a0a29 | 1895 | potential_languages=,c, |
c24c5e46 | 1896 | |
604a285a | 1897 | enabled_target_libs= |
1898 | disabled_target_libs= | |
1899 | ||
c24c5e46 | 1900 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do |
1901 | case ${lang_frag} in | |
1902 | ..) ;; | |
1903 | # The odd quoting in the next line works around | |
1904 | # an apparent bug in bash 1.12 on linux. | |
1905 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1906 | *) | |
1907 | # From the config-lang.in, get $language, $target_libs, | |
2d64c2fd | 1908 | # $lang_dirs, $boot_language, and $build_by_default |
c24c5e46 | 1909 | language= |
1910 | target_libs= | |
1911 | lang_dirs= | |
5dee13c2 | 1912 | subdir_requires= |
9c3a0a29 | 1913 | boot_language=no |
1914 | build_by_default=yes | |
d6400eba | 1915 | # set srcdir during sourcing. See above about save & restore |
1916 | saved_srcdir=${srcdir} | |
1917 | srcdir=${srcdir}/gcc . ${lang_frag} | |
1918 | srcdir=${saved_srcdir} | |
9c3a0a29 | 1919 | if test x${language} = x; then |
1920 | echo "${lang_frag} doesn't set \$language." 1>&2 | |
1921 | exit 1 | |
1922 | fi | |
1923 | ||
ef3c41c7 | 1924 | if test "$language" = "c++"; then |
2b15d2ba | 1925 | boot_language=yes |
7ab76cec | 1926 | fi |
1927 | ||
a2ecd49c | 1928 | add_this_lang=no |
01b4453c | 1929 | # C is always enabled, so no need to add it again |
1930 | if test "$language" != "c"; then | |
1931 | case ,${enable_languages}, in | |
1932 | *,${language},*) | |
1933 | # Language was explicitly selected; include it | |
e53d55e7 | 1934 | add_this_lang=yes |
01b4453c | 1935 | ;; |
1936 | *,all,*) | |
1937 | # All languages are enabled | |
1938 | add_this_lang=all | |
1939 | ;; | |
1940 | *,default,*) | |
1941 | # 'default' was selected, select it if it is a default language | |
a2ecd49c | 1942 | add_this_lang=${build_by_default} |
01b4453c | 1943 | ;; |
1944 | esac | |
1945 | fi | |
4ee9c684 | 1946 | |
5dee13c2 | 1947 | # Disable languages that need other directories if these aren't available. |
9333ae0b | 1948 | for i in $subdir_requires; do |
3891e7d9 | 1949 | test -f "$srcdir/gcc/$i/config-lang.in" && continue |
01b4453c | 1950 | case ${add_this_lang} in |
1951 | yes) | |
5dee13c2 | 1952 | # Specifically requested language; tell them. |
1953 | AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing]) | |
1954 | ;; | |
01b4453c | 1955 | all) |
1956 | AC_MSG_WARN([The gcc/$i directory contains parts of $language but is missing]) | |
1957 | add_this_lang=unsupported | |
1958 | ;; | |
5dee13c2 | 1959 | *) |
1960 | # Silently disable. | |
9c3a0a29 | 1961 | add_this_lang=unsupported |
5dee13c2 | 1962 | ;; |
1963 | esac | |
1964 | done | |
1965 | ||
9c3a0a29 | 1966 | # Disable Ada if no preexisting GNAT is available. |
01b4453c | 1967 | case ${add_this_lang}:${language}:${have_gnat} in |
1968 | yes:ada:no) | |
9c3a0a29 | 1969 | # Specifically requested language; tell them. |
1970 | AC_MSG_ERROR([GNAT is required to build $language]) | |
1971 | ;; | |
01b4453c | 1972 | all:ada:no) |
1973 | AC_MSG_WARN([GNAT is required to build $language]) | |
1974 | add_this_lang=unsupported | |
1975 | ;; | |
9c3a0a29 | 1976 | *:ada:no) |
1977 | # Silently disable. | |
1978 | add_this_lang=unsupported | |
1979 | ;; | |
1980 | esac | |
1981 | ||
01b4453c | 1982 | # Disable jit if -enable-host-shared not specified |
1983 | case ${add_this_lang}:${language}:${host_shared} in | |
1984 | yes:jit:no) | |
1985 | # PR jit/64780: explicitly specify --enable-host-shared | |
1986 | AC_MSG_ERROR([ | |
1987 | Enabling language "jit" requires --enable-host-shared. | |
1988 | ||
1989 | --enable-host-shared typically slows the rest of the compiler down by | |
1990 | a few %, so you must explicitly enable it. | |
1991 | ||
1992 | If you want to build both the jit and the regular compiler, it is often | |
1993 | best to do this via two separate configure/builds, in separate | |
1994 | directories, to avoid imposing the performance cost of | |
1995 | --enable-host-shared on the regular compiler.]) | |
1996 | ;; | |
1997 | all:jit:no) | |
1998 | AC_MSG_WARN([--enable-host-shared required to build $language]) | |
1999 | add_this_lang=unsupported | |
2000 | ;; | |
2001 | *:jit:no) | |
2002 | # Silently disable. | |
2003 | add_this_lang=unsupported | |
2004 | ;; | |
2005 | esac | |
2006 | ||
2007 | # Disable a language that is unsupported by the target. | |
2008 | case "${add_this_lang}: $unsupported_languages " in | |
2009 | no:*) ;; | |
2010 | unsupported:*) ;; | |
2011 | *:*" $language "*) | |
2012 | AC_MSG_WARN([${language} not supported for this target]) | |
9c3a0a29 | 2013 | add_this_lang=unsupported |
ff7dcf6a | 2014 | ;; |
2015 | esac | |
2016 | ||
4ee9c684 | 2017 | case $add_this_lang in |
9c3a0a29 | 2018 | unsupported) |
c24c5e46 | 2019 | # Remove language-dependent dirs. |
604a285a | 2020 | disabled_target_libs="$disabled_target_libs $target_libs" |
2021 | noconfigdirs="$noconfigdirs $lang_dirs" | |
2d64c2fd | 2022 | ;; |
9c3a0a29 | 2023 | no) |
2024 | # Remove language-dependent dirs; still show language as supported. | |
604a285a | 2025 | disabled_target_libs="$disabled_target_libs $target_libs" |
2026 | noconfigdirs="$noconfigdirs $lang_dirs" | |
9c3a0a29 | 2027 | potential_languages="${potential_languages}${language}," |
2028 | ;; | |
01b4453c | 2029 | all|yes) |
9c3a0a29 | 2030 | new_enable_languages="${new_enable_languages}${language}," |
2031 | potential_languages="${potential_languages}${language}," | |
2d64c2fd | 2032 | missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"` |
604a285a | 2033 | enabled_target_libs="$enabled_target_libs $target_libs" |
32027446 | 2034 | case "${boot_language}:,$enable_stage1_languages," in |
2035 | yes:* | *:*,$language,* | *:*,yes, | *:*,all,) | |
aff6cf7b | 2036 | # Add to (comma-separated) list of stage 1 languages. |
32027446 | 2037 | case ",$stage1_languages," in |
2038 | *,$language,* | ,yes, | ,all,) ;; | |
2039 | *) stage1_languages="${stage1_languages}${language}," ;; | |
2040 | esac | |
7ab76cec | 2041 | # We need to bootstrap any supporting libraries. |
2042 | bootstrap_target_libs="${bootstrap_target_libs}${target_libs}," | |
2d64c2fd | 2043 | ;; |
2044 | esac | |
2045 | ;; | |
c24c5e46 | 2046 | esac |
2047 | ;; | |
2048 | esac | |
2049 | done | |
2050 | ||
604a285a | 2051 | # Add target libraries which are only needed for disabled languages |
2052 | # to noconfigdirs. | |
2053 | if test -n "$disabled_target_libs"; then | |
2054 | for dir in $disabled_target_libs; do | |
2055 | case " $enabled_target_libs " in | |
2056 | *" ${dir} "*) ;; | |
2057 | *) noconfigdirs="$noconfigdirs $dir" ;; | |
2058 | esac | |
2059 | done | |
2060 | fi | |
2061 | ||
9c3a0a29 | 2062 | AC_ARG_ENABLE(stage1-languages, |
8747a938 | 2063 | [AS_HELP_STRING([[--enable-stage1-languages[=all]]], |
2064 | [choose additional languages to build during | |
2065 | stage1. Mostly useful for compiler development])], | |
9c3a0a29 | 2066 | [case ,${enable_stage1_languages}, in |
2067 | ,no,|,,) | |
2068 | # Set it to something that will have no effect in the loop below | |
2069 | enable_stage1_languages=c ;; | |
2070 | ,yes,) | |
2071 | enable_stage1_languages=`echo $new_enable_languages | \ | |
2072 | sed -e "s/^,//" -e "s/,$//" ` ;; | |
2073 | *,all,*) | |
2074 | enable_stage1_languages=`echo ,$enable_stage1_languages, | \ | |
2075 | sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;; | |
2076 | esac | |
2077 | ||
2078 | # Add "good" languages from enable_stage1_languages to stage1_languages, | |
2079 | # while "bad" languages go in missing_languages. Leave no duplicates. | |
2080 | for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do | |
2081 | case $potential_languages in | |
2082 | *,$i,*) | |
2083 | case $stage1_languages in | |
2084 | *,$i,*) ;; | |
2085 | *) stage1_languages="$stage1_languages$i," ;; | |
2086 | esac ;; | |
2087 | *) | |
2088 | case $missing_languages in | |
2089 | *,$i,*) ;; | |
2090 | *) missing_languages="$missing_languages$i," ;; | |
2091 | esac ;; | |
2092 | esac | |
2093 | done]) | |
2094 | ||
2095 | # Remove leading/trailing commas that were added for simplicity | |
2096 | potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"` | |
989edd2f | 2097 | missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"` |
9c3a0a29 | 2098 | stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"` |
2099 | new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"` | |
2100 | ||
c24c5e46 | 2101 | if test "x$missing_languages" != x; then |
2102 | AC_MSG_ERROR([ | |
e8bfe1fa | 2103 | The following requested languages could not be built: ${missing_languages} |
9c3a0a29 | 2104 | Supported languages are: ${potential_languages}]) |
c24c5e46 | 2105 | fi |
c24c5e46 | 2106 | if test "x$new_enable_languages" != "x$enable_languages"; then |
2107 | echo The following languages will be built: ${new_enable_languages} | |
9c3a0a29 | 2108 | enable_languages="$new_enable_languages" |
c24c5e46 | 2109 | fi |
9c3a0a29 | 2110 | |
2111 | AC_SUBST(stage1_languages) | |
b0e9b581 | 2112 | ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" ` |
c24c5e46 | 2113 | fi |
2114 | ||
50996fe5 | 2115 | # Handle --disable-<component> generically. |
2116 | for dir in $configdirs $build_configdirs $target_configdirs ; do | |
2117 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g` | |
d2d2630b | 2118 | varname=`echo $dirname | sed -e s/+/_/g` |
2119 | if eval test x\${enable_${varname}} "=" xno ; then | |
50996fe5 | 2120 | noconfigdirs="$noconfigdirs $dir" |
2121 | fi | |
2122 | done | |
2123 | ||
03869f98 | 2124 | # Check for Boehm's garbage collector |
2125 | AC_ARG_ENABLE(objc-gc, | |
2126 | [AS_HELP_STRING([--enable-objc-gc], | |
2127 | [enable use of Boehm's garbage collector with the | |
baf71228 | 2128 | GNU Objective-C runtime])]) |
2129 | AC_ARG_WITH([target-bdw-gc], | |
2130 | [AS_HELP_STRING([--with-target-bdw-gc=PATHLIST], | |
2131 | [specify prefix directory for installed bdw-gc package. | |
2132 | Equivalent to --with-target-bdw-gc-include=PATH/include | |
2133 | plus --with-target-bdw-gc-lib=PATH/lib])]) | |
2134 | AC_ARG_WITH([target-bdw-gc-include], | |
2135 | [AS_HELP_STRING([--with-target-bdw-gc-include=PATHLIST], | |
2136 | [specify directories for installed bdw-gc include files])]) | |
2137 | AC_ARG_WITH([target-bdw-gc-lib], | |
2138 | [AS_HELP_STRING([--with-target-bdw-gc-lib=PATHLIST], | |
2139 | [specify directories for installed bdw-gc library])]) | |
2140 | ||
2141 | case ,${enable_languages},:${enable_objc_gc} in *,objc,*:yes|*,objc,*:auto) | |
2142 | AC_MSG_CHECKING([for bdw garbage collector]) | |
2143 | if test "x$with_target_bdw_gc$with_target_bdw_gc_include$with_target_bdw_gc_lib" = x; then | |
74dfdbe3 | 2144 | dnl no bdw-gw options, assume default locations |
2145 | AC_MSG_RESULT([using bdw-gc in default locations]) | |
baf71228 | 2146 | else |
2147 | dnl bdw-gw options, first error checking, complete checking in libobjc | |
2148 | if test "x$with_target_bdw_gc_include" = x && test "x$with_target_bdw_gc_lib" != x; then | |
2149 | AC_MSG_ERROR([found --with-target-bdw-gc-lib but --with-target-bdw-gc-include missing]) | |
2150 | elif test "x$with_target_bdw_gc_include" != x && test "x$with_target_bdw_gc_lib" = x; then | |
2151 | AC_MSG_ERROR([found --with-target-bdw-gc-include but --with-target-bdw-gc-lib missing]) | |
2152 | else | |
2153 | AC_MSG_RESULT([using paths configured with --with-target-bdw-gc options]) | |
2154 | fi | |
2155 | fi | |
03869f98 | 2156 | esac |
2157 | ||
efa02472 | 2158 | # Disable libitm, libsanitizer, libvtv, liboffloadmic if we're not building C++ |
b33ca042 | 2159 | case ,${enable_languages}, in |
df148e44 | 2160 | *,c++,*) |
efa02472 | 2161 | # Disable libitm, libsanitizer if we're not building libstdc++ |
df148e44 | 2162 | case "${noconfigdirs}" in |
2163 | *target-libstdc++-v3*) | |
efa02472 | 2164 | noconfigdirs="$noconfigdirs target-libitm target-libsanitizer" |
df148e44 | 2165 | ;; |
2166 | *) ;; | |
2167 | esac | |
2168 | ;; | |
b33ca042 | 2169 | *) |
efa02472 | 2170 | noconfigdirs="$noconfigdirs target-liboffloadmic target-libitm target-libsanitizer target-libvtv" |
b33ca042 | 2171 | ;; |
2172 | esac | |
dd6d3a67 | 2173 | |
6675f2d9 | 2174 | # Remove the entries in $skipdirs and $noconfigdirs from $configdirs, |
2175 | # $build_configdirs and $target_configdirs. | |
c24c5e46 | 2176 | # If we have the source for $noconfigdirs entries, add them to $notsupp. |
2177 | ||
2178 | notsupp="" | |
2179 | for dir in . $skipdirs $noconfigdirs ; do | |
6675f2d9 | 2180 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g` |
c24c5e46 | 2181 | if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2182 | configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"` | |
2183 | if test -r $srcdir/$dirname/configure ; then | |
2184 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2185 | true | |
2186 | else | |
2187 | notsupp="$notsupp $dir" | |
2188 | fi | |
2189 | fi | |
2190 | fi | |
6675f2d9 | 2191 | if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2192 | build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"` | |
2193 | if test -r $srcdir/$dirname/configure ; then | |
2194 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2195 | true | |
2196 | else | |
2197 | notsupp="$notsupp $dir" | |
2198 | fi | |
2199 | fi | |
2200 | fi | |
c24c5e46 | 2201 | if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2202 | target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"` | |
2203 | if test -r $srcdir/$dirname/configure ; then | |
2204 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2205 | true | |
2206 | else | |
2207 | notsupp="$notsupp $dir" | |
2208 | fi | |
2209 | fi | |
2210 | fi | |
2211 | done | |
2212 | ||
c24c5e46 | 2213 | # Quietly strip out all directories which aren't configurable in this tree. |
2214 | # This relies on all configurable subdirectories being autoconfiscated, which | |
2215 | # is now the case. | |
2f8725b0 | 2216 | build_configdirs_all="$build_configdirs" |
2217 | build_configdirs= | |
2218 | for i in ${build_configdirs_all} ; do | |
2219 | j=`echo $i | sed -e s/build-//g` | |
2220 | if test -f ${srcdir}/$j/configure ; then | |
2221 | build_configdirs="${build_configdirs} $i" | |
2222 | fi | |
2223 | done | |
2224 | ||
c24c5e46 | 2225 | configdirs_all="$configdirs" |
2226 | configdirs= | |
2227 | for i in ${configdirs_all} ; do | |
2228 | if test -f ${srcdir}/$i/configure ; then | |
2229 | configdirs="${configdirs} $i" | |
2230 | fi | |
2231 | done | |
2f8725b0 | 2232 | |
c24c5e46 | 2233 | target_configdirs_all="$target_configdirs" |
2234 | target_configdirs= | |
2235 | for i in ${target_configdirs_all} ; do | |
2236 | j=`echo $i | sed -e s/target-//g` | |
2237 | if test -f ${srcdir}/$j/configure ; then | |
2238 | target_configdirs="${target_configdirs} $i" | |
2239 | fi | |
2240 | done | |
2241 | ||
1015a063 | 2242 | # libiberty-linker-plugin is special: it doesn't have its own source directory, |
2243 | # so we have to add it after the preceding checks. | |
2244 | if test x"$extra_linker_plugin_flags$extra_linker_plugin_configure_flags" != x | |
2245 | then | |
2246 | case " $configdirs " in | |
2247 | *" libiberty "*) | |
2248 | # If we can build libiberty, we can also build libiberty-linker-plugin. | |
2249 | configdirs="$configdirs libiberty-linker-plugin" | |
2250 | extra_linker_plugin_configure_flags="$extra_linker_plugin_configure_flags \ | |
2251 | --with-libiberty=../libiberty-linker-plugin";; | |
2252 | *) | |
2253 | AC_MSG_ERROR([libiberty missing]);; | |
2254 | esac | |
2255 | fi | |
2256 | ||
944792ef | 2257 | # Sometimes we have special requirements for the host libiberty. |
2258 | extra_host_libiberty_configure_flags= | |
c850ece7 | 2259 | extra_host_zlib_configure_flags= |
944792ef | 2260 | case " $configdirs " in |
2261 | *" lto-plugin "* | *" libcc1 "*) | |
2262 | # When these are to be built as shared libraries, the same applies to | |
2263 | # libiberty. | |
2264 | extra_host_libiberty_configure_flags=--enable-shared | |
2265 | ;; | |
c850ece7 | 2266 | *" bfd "*) |
2267 | # When bfd is to be built as a shared library, the same applies to | |
2268 | # zlib. | |
2269 | if test "$enable_shared" = "yes"; then | |
2270 | extra_host_zlib_configure_flags=--enable-host-shared | |
2271 | fi | |
2272 | ;; | |
944792ef | 2273 | esac |
2274 | AC_SUBST(extra_host_libiberty_configure_flags) | |
c850ece7 | 2275 | AC_SUBST(extra_host_zlib_configure_flags) |
944792ef | 2276 | |
c24c5e46 | 2277 | # Produce a warning message for the subdirs we can't configure. |
2278 | # This isn't especially interesting in the Cygnus tree, but in the individual | |
2279 | # FSF releases, it's important to let people know when their machine isn't | |
2280 | # supported by the one or two programs in a package. | |
2281 | ||
2282 | if test -n "${notsupp}" && test -z "${norecursion}" ; then | |
2283 | # If $appdirs is non-empty, at least one of those directories must still | |
2284 | # be configured, or we error out. (E.g., if the gas release supports a | |
2285 | # specified target in some subdirs but not the gas subdir, we shouldn't | |
2286 | # pretend that all is well.) | |
2287 | if test -n "$appdirs" ; then | |
2288 | for dir in $appdirs ; do | |
2289 | if test -r $dir/Makefile.in ; then | |
2290 | if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2291 | appdirs="" | |
2292 | break | |
2293 | fi | |
2f8725b0 | 2294 | if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then |
c24c5e46 | 2295 | appdirs="" |
2296 | break | |
2297 | fi | |
2298 | fi | |
2299 | done | |
2300 | if test -n "$appdirs" ; then | |
2301 | echo "*** This configuration is not supported by this package." 1>&2 | |
2302 | exit 1 | |
2303 | fi | |
2304 | fi | |
2305 | # Okay, some application will build, or we don't care to check. Still | |
2306 | # notify of subdirs not getting built. | |
2307 | echo "*** This configuration is not supported in the following subdirectories:" 1>&2 | |
2308 | echo " ${notsupp}" 1>&2 | |
2309 | echo " (Any other directories should still work fine.)" 1>&2 | |
2310 | fi | |
2311 | ||
2312 | case "$host" in | |
2313 | *msdosdjgpp*) | |
2314 | enable_gdbtk=no ;; | |
2315 | esac | |
2316 | ||
eae5b2bc | 2317 | # To find our prefix, in gcc_cv_tool_prefix. |
2318 | ACX_TOOL_DIRS | |
2319 | ||
c24c5e46 | 2320 | copy_dirs= |
2321 | ||
ffa8502d | 2322 | AC_ARG_WITH([build-sysroot], |
8747a938 | 2323 | [AS_HELP_STRING([--with-build-sysroot=SYSROOT], |
2324 | [use sysroot as the system root during the build])], | |
ffa8502d | 2325 | [if test x"$withval" != x ; then |
2326 | SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval" | |
2327 | fi], | |
2328 | [SYSROOT_CFLAGS_FOR_TARGET=]) | |
2329 | AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET) | |
2330 | ||
5f1f2de5 | 2331 | AC_ARG_WITH([debug-prefix-map], |
8747a938 | 2332 | [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'], |
2333 | [map A to B, C to D ... in debug information])], | |
5f1f2de5 | 2334 | [if test x"$withval" != x; then |
2335 | DEBUG_PREFIX_CFLAGS_FOR_TARGET= | |
2336 | for debug_map in $withval; do | |
2337 | DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map" | |
2338 | done | |
2339 | fi], | |
2340 | [DEBUG_PREFIX_CFLAGS_FOR_TARGET=]) | |
2341 | AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET) | |
2342 | ||
c898f165 | 2343 | # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS |
2344 | # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS | |
2345 | # might also be empty (or "-g", if a non-GCC C++ compiler is in the path). | |
2346 | # We want to ensure that TARGET libraries (which we know are built with | |
2347 | # gcc) are built with "-O2 -g", so include those options when setting | |
2348 | # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET. | |
2349 | if test "x$CFLAGS_FOR_TARGET" = x; then | |
f5fad380 | 2350 | if test "x${is_cross_compiler}" = xyes; then |
2351 | CFLAGS_FOR_TARGET="-g -O2" | |
2352 | else | |
2353 | CFLAGS_FOR_TARGET=$CFLAGS | |
2354 | case " $CFLAGS " in | |
2355 | *" -O2 "*) ;; | |
2356 | *) CFLAGS_FOR_TARGET="-O2 $CFLAGS_FOR_TARGET" ;; | |
2357 | esac | |
2358 | case " $CFLAGS " in | |
2359 | *" -g "* | *" -g3 "*) ;; | |
2360 | *) CFLAGS_FOR_TARGET="-g $CFLAGS_FOR_TARGET" ;; | |
2361 | esac | |
2362 | fi | |
c898f165 | 2363 | fi |
2364 | AC_SUBST(CFLAGS_FOR_TARGET) | |
2365 | ||
2366 | if test "x$CXXFLAGS_FOR_TARGET" = x; then | |
f5fad380 | 2367 | if test "x${is_cross_compiler}" = xyes; then |
2368 | CXXFLAGS_FOR_TARGET="-g -O2" | |
2369 | else | |
2370 | CXXFLAGS_FOR_TARGET=$CXXFLAGS | |
2371 | case " $CXXFLAGS " in | |
2372 | *" -O2 "*) ;; | |
2373 | *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS_FOR_TARGET" ;; | |
2374 | esac | |
2375 | case " $CXXFLAGS " in | |
2376 | *" -g "* | *" -g3 "*) ;; | |
2377 | *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS_FOR_TARGET" ;; | |
2378 | esac | |
2379 | fi | |
c898f165 | 2380 | fi |
2381 | AC_SUBST(CXXFLAGS_FOR_TARGET) | |
2382 | ||
ed9516f5 | 2383 | AC_SUBST(LDFLAGS_FOR_TARGET) |
2384 | ||
c24c5e46 | 2385 | # Handle --with-headers=XXX. If the value is not "yes", the contents of |
2386 | # the named directory are copied to $(tooldir)/sys-include. | |
2387 | if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then | |
2388 | if test x${is_cross_compiler} = xno ; then | |
2389 | echo 1>&2 '***' --with-headers is only supported when cross compiling | |
2390 | exit 1 | |
2391 | fi | |
2392 | if test x"${with_headers}" != xyes ; then | |
eae5b2bc | 2393 | x=${gcc_cv_tool_prefix} |
b30fcfae | 2394 | copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include" |
c24c5e46 | 2395 | fi |
2396 | fi | |
2397 | ||
2398 | # Handle --with-libs=XXX. If the value is not "yes", the contents of | |
2399 | # the name directories are copied to $(tooldir)/lib. Multiple directories | |
2400 | # are permitted. | |
2401 | if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
2402 | if test x${is_cross_compiler} = xno ; then | |
2403 | echo 1>&2 '***' --with-libs is only supported when cross compiling | |
2404 | exit 1 | |
2405 | fi | |
2406 | if test x"${with_libs}" != xyes ; then | |
2407 | # Copy the libraries in reverse order, so that files in the first named | |
2408 | # library override files in subsequent libraries. | |
eae5b2bc | 2409 | x=${gcc_cv_tool_prefix} |
c24c5e46 | 2410 | for l in ${with_libs}; do |
b30fcfae | 2411 | copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}" |
c24c5e46 | 2412 | done |
2413 | fi | |
2414 | fi | |
2415 | ||
7bfefa9d | 2416 | # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate. |
c47832b1 | 2417 | # |
2418 | # This is done by determining whether or not the appropriate directory | |
2419 | # is available, and by checking whether or not specific configurations | |
2420 | # have requested that this magic not happen. | |
2421 | # | |
2422 | # The command line options always override the explicit settings in | |
e757a6a8 | 2423 | # configure.ac, and the settings in configure.ac override this magic. |
c47832b1 | 2424 | # |
2425 | # If the default for a toolchain is to use GNU as and ld, and you don't | |
2426 | # want to do that, then you should use the --without-gnu-as and | |
7bfefa9d | 2427 | # --without-gnu-ld options for the configure script. Similarly, if |
2428 | # the default is to use the included zlib and you don't want to do that, | |
2429 | # you should use the --with-system-zlib option for the configure script. | |
c47832b1 | 2430 | |
2431 | if test x${use_gnu_as} = x && | |
2432 | echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then | |
2433 | with_gnu_as=yes | |
2434 | extra_host_args="$extra_host_args --with-gnu-as" | |
2435 | fi | |
2436 | ||
2437 | if test x${use_gnu_ld} = x && | |
3d47fcf5 | 2438 | echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then |
c47832b1 | 2439 | with_gnu_ld=yes |
2440 | extra_host_args="$extra_host_args --with-gnu-ld" | |
2441 | fi | |
2442 | ||
7bfefa9d | 2443 | if test x${use_included_zlib} = x && |
2444 | echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then | |
2445 | : | |
2446 | else | |
2447 | with_system_zlib=yes | |
2448 | extra_host_args="$extra_host_args --with-system-zlib" | |
2449 | fi | |
2450 | ||
c47832b1 | 2451 | # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure |
2452 | # can detect this case. | |
2453 | ||
2454 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then | |
2455 | with_newlib=yes | |
2456 | extra_host_args="$extra_host_args --with-newlib" | |
2457 | fi | |
2458 | ||
c24c5e46 | 2459 | # Handle ${copy_dirs} |
2460 | set fnord ${copy_dirs} | |
2461 | shift | |
2462 | while test $# != 0 ; do | |
2463 | if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then | |
2464 | : | |
2465 | else | |
2466 | echo Copying $1 to $2 | |
2467 | ||
2468 | # Use the install script to create the directory and all required | |
2469 | # parent directories. | |
2470 | if test -d $2 ; then | |
2471 | : | |
2472 | else | |
2473 | echo >config.temp | |
2474 | ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED | |
2475 | fi | |
2476 | ||
2477 | # Copy the directory, assuming we have tar. | |
2478 | # FIXME: Should we use B in the second tar? Not all systems support it. | |
2479 | (cd $1; tar -cf - .) | (cd $2; tar -xpf -) | |
2480 | ||
2481 | # It is the responsibility of the user to correctly adjust all | |
2482 | # symlinks. If somebody can figure out how to handle them correctly | |
2483 | # here, feel free to add the code. | |
2484 | ||
2485 | echo $1 > $2/COPIED | |
2486 | fi | |
2487 | shift; shift | |
2488 | done | |
2489 | ||
c47832b1 | 2490 | # Determine a target-dependent exec_prefix that the installed |
2491 | # gcc will search in. Keep this list sorted by triplet, with | |
2492 | # the *-*-osname triplets last. | |
2493 | md_exec_prefix= | |
2494 | case "${target}" in | |
09c2d953 | 2495 | i[[34567]]86-pc-msdosdjgpp*) |
c47832b1 | 2496 | md_exec_prefix=/dev/env/DJDIR/bin |
2497 | ;; | |
c47832b1 | 2498 | *-*-hpux* | \ |
c47832b1 | 2499 | *-*-nto-qnx* | \ |
93faf308 | 2500 | *-*-solaris2*) |
c47832b1 | 2501 | md_exec_prefix=/usr/ccs/bin |
2502 | ;; | |
2503 | esac | |
2504 | ||
805e22b2 | 2505 | extra_arflags_for_target= |
2506 | extra_nmflags_for_target= | |
b437616a | 2507 | extra_ranlibflags_for_target= |
71ab34df | 2508 | target_makefile_frag=/dev/null |
13b1b53a | 2509 | case "${target}" in |
57c7de11 | 2510 | spu-*-*) |
2511 | target_makefile_frag="config/mt-spu" | |
2512 | ;; | |
3e78a7ce | 2513 | mips*-sde-elf* | mips*-mti-elf* | mips*-img-elf*) |
f8520ad7 | 2514 | target_makefile_frag="config/mt-sde" |
2515 | ;; | |
3013c2c7 | 2516 | mipsisa*-*-elfoabi*) |
2517 | target_makefile_frag="config/mt-mips-elfoabi" | |
2518 | ;; | |
559b0712 | 2519 | mips*-*-*linux* | mips*-*-gnu*) |
2520 | target_makefile_frag="config/mt-mips-gnu" | |
2521 | ;; | |
2481a2c1 | 2522 | nios2-*-elf*) |
2523 | target_makefile_frag="config/mt-nios2-elf" | |
2524 | ;; | |
a703ac2b | 2525 | *-*-linux-android*) |
2526 | target_makefile_frag="config/mt-android" | |
2527 | ;; | |
3bef4012 | 2528 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) |
cb8a7007 | 2529 | target_makefile_frag="config/mt-gnu" |
13b1b53a | 2530 | ;; |
71ab34df | 2531 | *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*) |
805e22b2 | 2532 | # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm |
2533 | # commands to handle both 32-bit and 64-bit objects. These flags are | |
2534 | # harmless if we're using GNU nm or ar. | |
2535 | extra_arflags_for_target=" -X32_64" | |
2536 | extra_nmflags_for_target=" -B -X32_64" | |
13b1b53a | 2537 | ;; |
70af7570 | 2538 | esac |
2539 | ||
71ab34df | 2540 | alphaieee_frag=/dev/null |
70af7570 | 2541 | case $target in |
2542 | alpha*-*-*) | |
2543 | # This just makes sure to use the -mieee option to build target libs. | |
2544 | # This should probably be set individually by each library. | |
2545 | alphaieee_frag="config/mt-alphaieee" | |
13b1b53a | 2546 | ;; |
2547 | esac | |
b138c834 | 2548 | |
13b1b53a | 2549 | # If --enable-target-optspace always use -Os instead of -O2 to build |
2550 | # the target libraries, similarly if it is not specified, use -Os | |
2551 | # on selected platforms. | |
71ab34df | 2552 | ospace_frag=/dev/null |
13b1b53a | 2553 | case "${enable_target_optspace}:${target}" in |
2554 | yes:*) | |
70af7570 | 2555 | ospace_frag="config/mt-ospace" |
13b1b53a | 2556 | ;; |
2557 | :d30v-*) | |
70af7570 | 2558 | ospace_frag="config/mt-d30v" |
13b1b53a | 2559 | ;; |
1c26a2ee | 2560 | :m32r-* | :d10v-* | :fr30-* | :i?86*-*-elfiamcu) |
70af7570 | 2561 | ospace_frag="config/mt-ospace" |
13b1b53a | 2562 | ;; |
2563 | no:* | :*) | |
2564 | ;; | |
2565 | *) | |
2566 | echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2 | |
2567 | ;; | |
2568 | esac | |
28e9041c | 2569 | |
71ab34df | 2570 | # Some systems (e.g., one of the i386-aix systems the gas testers are |
2571 | # using) don't handle "\$" correctly, so don't use it here. | |
b30fcfae | 2572 | tooldir='${exec_prefix}'/${target_noncanonical} |
71ab34df | 2573 | build_tooldir=${tooldir} |
2574 | ||
71ab34df | 2575 | # Create a .gdbinit file which runs the one in srcdir |
2576 | # and tells GDB to look there for source files. | |
2577 | ||
2578 | if test -r ${srcdir}/.gdbinit ; then | |
2579 | case ${srcdir} in | |
2580 | .) ;; | |
2581 | *) cat > ./.gdbinit <<EOF | |
2582 | # ${NO_EDIT} | |
2583 | dir ${srcdir} | |
2584 | dir . | |
2585 | source ${srcdir}/.gdbinit | |
2586 | EOF | |
2587 | ;; | |
2588 | esac | |
2589 | fi | |
2590 | ||
28e9041c | 2591 | # Make sure that the compiler is able to generate an executable. If it |
2592 | # can't, we are probably in trouble. We don't care whether we can run the | |
2593 | # executable--we might be using a cross compiler--we only care whether it | |
2594 | # can be created. At this point the main configure script has set CC. | |
441f85dc | 2595 | we_are_ok=no |
28e9041c | 2596 | echo "int main () { return 0; }" > conftest.c |
2597 | ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
441f85dc | 2598 | if test $? = 0 ; then |
2599 | if test -s conftest || test -s conftest.exe ; then | |
2600 | we_are_ok=yes | |
2601 | fi | |
2602 | fi | |
2603 | case $we_are_ok in | |
2604 | no) | |
2605 | echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed." | |
2606 | echo 1>&2 "*** You must set the environment variable CC to a working compiler." | |
2607 | rm -f conftest* | |
2608 | exit 1 | |
2609 | ;; | |
2610 | esac | |
28e9041c | 2611 | rm -f conftest* |
2612 | ||
7d804f04 | 2613 | # Decide which environment variable is used to find dynamic libraries. |
949b0daa | 2614 | case "${host}" in |
2615 | *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;; | |
b2240ff6 | 2616 | *-*-darwin*) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;; |
7d804f04 | 2617 | *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;; |
949b0daa | 2618 | *) RPATH_ENVVAR=LD_LIBRARY_PATH ;; |
2619 | esac | |
949b0daa | 2620 | |
7d804f04 | 2621 | # On systems where the dynamic library environment variable is PATH, |
2622 | # gcc/ will put dynamic libraries into a subdirectory to avoid adding | |
2623 | # built executables to PATH. | |
2624 | if test "$RPATH_ENVVAR" = PATH; then | |
2625 | GCC_SHLIB_SUBDIR=/shlib | |
2626 | else | |
2627 | GCC_SHLIB_SUBDIR= | |
2628 | fi | |
2629 | ||
ee055341 | 2630 | # Adjust the toplevel makefile according to whether bootstrap was selected. |
2631 | case $enable_bootstrap in | |
2632 | yes) | |
2633 | bootstrap_suffix=bootstrap | |
2634 | BUILD_CONFIG=bootstrap-debug | |
2635 | ;; | |
2636 | no) | |
2637 | bootstrap_suffix=no-bootstrap | |
2638 | BUILD_CONFIG= | |
2639 | ;; | |
2640 | esac | |
2641 | ||
2642 | AC_MSG_CHECKING(for default BUILD_CONFIG) | |
2643 | ||
2644 | AC_ARG_WITH([build-config], | |
2645 | [AS_HELP_STRING([--with-build-config='NAME NAME2...'], | |
2646 | [use config/NAME.mk build configuration])], | |
2647 | [case $with_build_config in | |
2648 | yes) with_build_config= ;; | |
2649 | no) with_build_config= BUILD_CONFIG= ;; | |
2650 | esac]) | |
2651 | ||
2652 | if test "x${with_build_config}" != x; then | |
2653 | BUILD_CONFIG=$with_build_config | |
2654 | else | |
2655 | case $BUILD_CONFIG in | |
2656 | bootstrap-debug) | |
2657 | if echo "int f (void) { return 0; }" > conftest.c && | |
2658 | ${CC} -c conftest.c && | |
2659 | mv conftest.o conftest.o.g0 && | |
2660 | ${CC} -c -g conftest.c && | |
2661 | mv conftest.o conftest.o.g && | |
2662 | ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then | |
2663 | : | |
2664 | else | |
2665 | BUILD_CONFIG= | |
2666 | fi | |
2667 | rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g | |
2668 | ;; | |
2669 | esac | |
2670 | fi | |
2671 | AC_MSG_RESULT($BUILD_CONFIG) | |
2672 | AC_SUBST(BUILD_CONFIG) | |
2673 | ||
2674 | # Use same top-level configure hooks in libgcc/libstdc++/libvtv. | |
2675 | AC_MSG_CHECKING([for --enable-vtable-verify]) | |
2676 | AC_ARG_ENABLE(vtable-verify, | |
d5f3a33f | 2677 | [AS_HELP_STRING([--enable-vtable-verify], |
2678 | [Enable vtable verification feature])], | |
ee055341 | 2679 | [case "$enableval" in |
2680 | yes) enable_vtable_verify=yes ;; | |
2681 | no) enable_vtable_verify=no ;; | |
2682 | *) enable_vtable_verify=no;; | |
2683 | esac], | |
2684 | [enable_vtable_verify=no]) | |
2685 | AC_MSG_RESULT($enable_vtable_verify) | |
2686 | ||
805e22b2 | 2687 | # Record target_configdirs and the configure arguments for target and |
2688 | # build configuration in Makefile. | |
2689 | target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'` | |
2f8725b0 | 2690 | build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'` |
f4ae1a00 | 2691 | bootstrap_fixincludes=no |
805e22b2 | 2692 | |
5c96a839 | 2693 | # If we are building libgomp, bootstrap it. |
2694 | if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then | |
2695 | bootstrap_target_libs=${bootstrap_target_libs}target-libgomp, | |
2696 | fi | |
2697 | ||
ee055341 | 2698 | # If we are building libsanitizer and $BUILD_CONFIG contains bootstrap-asan |
2699 | # or bootstrap-ubsan, bootstrap it. | |
2700 | if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1; then | |
2701 | case "$BUILD_CONFIG" in | |
2702 | *bootstrap-asan* | *bootstrap-ubsan* ) | |
2703 | bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer, | |
f4ae1a00 | 2704 | bootstrap_fixincludes=yes |
ee055341 | 2705 | ;; |
2706 | esac | |
579abfee | 2707 | fi |
2708 | ||
ee055341 | 2709 | # If we are building libvtv and --enable-vtable-verify, bootstrap it. |
2710 | if echo " ${target_configdirs} " | grep " libvtv " > /dev/null 2>&1 && | |
2711 | test "$enable_vtable_verify" != no; then | |
b710ec85 | 2712 | bootstrap_target_libs=${bootstrap_target_libs}target-libvtv, |
2713 | fi | |
2714 | ||
805e22b2 | 2715 | # Determine whether gdb needs tk/tcl or not. |
2716 | # Use 'maybe' since enable_gdbtk might be true even if tk isn't available | |
2717 | # and in that case we want gdb to be built without tk. Ugh! | |
2718 | # In fact I believe gdb is the *only* package directly dependent on tk, | |
2719 | # so we should be able to put the 'maybe's in unconditionally and | |
2720 | # leave out the maybe dependencies when enable_gdbtk is false. I'm not | |
2721 | # 100% sure that that's safe though. | |
8fdaf281 | 2722 | |
f843f075 | 2723 | gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui" |
805e22b2 | 2724 | case "$enable_gdbtk" in |
2725 | no) | |
2726 | GDB_TK="" ;; | |
8fdaf281 | 2727 | yes) |
2728 | GDB_TK="${gdb_tk}" ;; | |
805e22b2 | 2729 | *) |
8fdaf281 | 2730 | # Only add the dependency on gdbtk when GDBtk is part of the gdb |
2731 | # distro. Eventually someone will fix this and move Insight, nee | |
2732 | # gdbtk to a separate directory. | |
2733 | if test -d ${srcdir}/gdb/gdbtk ; then | |
2734 | GDB_TK="${gdb_tk}" | |
2735 | else | |
2736 | GDB_TK="" | |
2737 | fi | |
2738 | ;; | |
805e22b2 | 2739 | esac |
415470be | 2740 | CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g` |
2741 | INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g` | |
805e22b2 | 2742 | |
01b41571 | 2743 | # Strip out unwanted targets. |
6f4f34a7 | 2744 | |
2745 | # While at that, we remove Makefiles if we were started for recursive | |
2746 | # configuration, so that the top-level Makefile reconfigures them, | |
2747 | # like we used to do when configure itself was recursive. | |
6f4f34a7 | 2748 | |
8bb79148 | 2749 | # Loop over modules. We used to use the "$extrasub" feature from Autoconf |
2750 | # but now we're fixing up the Makefile ourselves with the additional | |
2751 | # commands passed to AC_CONFIG_FILES. Use separate variables | |
2752 | # extrasub-{build,host,target} not because there is any reason to split | |
2753 | # the substitutions up that way, but only to remain below the limit of | |
2754 | # 99 commands in a script, for HP-UX sed. | |
9488d90e | 2755 | |
2756 | # Do not nest @if/@endif or @unless/@endunless pairs, because | |
2757 | # configure will not warn you at all. | |
6f4f34a7 | 2758 | |
7b5fee3e | 2759 | case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in |
2760 | yes:yes:*\ gold\ *:*,c++,*) ;; | |
2761 | yes:yes:*\ gold\ *:*) | |
2762 | AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages]) | |
2763 | ;; | |
2764 | esac | |
2765 | ||
8bb79148 | 2766 | extrasub_build= |
2f8725b0 | 2767 | for module in ${build_configdirs} ; do |
6f4f34a7 | 2768 | if test -z "${no_recursion}" \ |
2769 | && test -f ${build_subdir}/${module}/Makefile; then | |
2770 | echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure" | |
2771 | rm -f ${build_subdir}/${module}/Makefile | |
2772 | fi | |
8bb79148 | 2773 | extrasub_build="$extrasub_build |
01b41571 | 2774 | /^@if build-$module\$/d |
93f93279 | 2775 | /^@endif build-$module\$/d |
9488d90e | 2776 | /^@unless build-$module\$/,/^@endunless build-$module\$/d |
93f93279 | 2777 | /^@if build-$module-$bootstrap_suffix\$/d |
9488d90e | 2778 | /^@endif build-$module-$bootstrap_suffix\$/d |
2779 | /^@unless build-$module-$bootstrap_suffix\$/,/^@endunless build-$module-$bootstrap_suffix\$/d" | |
6f4f34a7 | 2780 | done |
8bb79148 | 2781 | extrasub_host= |
6f4f34a7 | 2782 | for module in ${configdirs} ; do |
9c19a746 | 2783 | if test -z "${no_recursion}"; then |
35d84d10 | 2784 | for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do |
9c19a746 | 2785 | if test -f ${file}; then |
2786 | echo 1>&2 "*** removing ${file} to force reconfigure" | |
2787 | rm -f ${file} | |
2788 | fi | |
2789 | done | |
6f4f34a7 | 2790 | fi |
f4ae1a00 | 2791 | case ${module},${bootstrap_fixincludes} in |
2792 | fixincludes,no) host_bootstrap_suffix=no-bootstrap ;; | |
2793 | *) host_bootstrap_suffix=$bootstrap_suffix ;; | |
2794 | esac | |
8bb79148 | 2795 | extrasub_host="$extrasub_host |
01b41571 | 2796 | /^@if $module\$/d |
93f93279 | 2797 | /^@endif $module\$/d |
9488d90e | 2798 | /^@unless $module\$/,/^@endunless $module\$/d |
f4ae1a00 | 2799 | /^@if $module-$host_bootstrap_suffix\$/d |
9488d90e | 2800 | /^@endif $module-$host_bootstrap_suffix\$/d |
2801 | /^@unless $module-$host_bootstrap_suffix\$/,/^@endunless $module-$host_bootstrap_suffix\$/d" | |
6f4f34a7 | 2802 | done |
8bb79148 | 2803 | extrasub_target= |
6f4f34a7 | 2804 | for module in ${target_configdirs} ; do |
2805 | if test -z "${no_recursion}" \ | |
2806 | && test -f ${target_subdir}/${module}/Makefile; then | |
2807 | echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure" | |
2808 | rm -f ${target_subdir}/${module}/Makefile | |
2809 | fi | |
7ab76cec | 2810 | |
2811 | # We only bootstrap target libraries listed in bootstrap_target_libs. | |
2812 | case $bootstrap_target_libs in | |
2813 | *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;; | |
2814 | *) target_bootstrap_suffix=no-bootstrap ;; | |
2815 | esac | |
2816 | ||
8bb79148 | 2817 | extrasub_target="$extrasub_target |
01b41571 | 2818 | /^@if target-$module\$/d |
93f93279 | 2819 | /^@endif target-$module\$/d |
9488d90e | 2820 | /^@unless target-$module\$/,/^@endunless target-$module\$/d |
7ab76cec | 2821 | /^@if target-$module-$target_bootstrap_suffix\$/d |
9488d90e | 2822 | /^@endif target-$module-$target_bootstrap_suffix\$/d |
2823 | /^@unless target-$module-$target_bootstrap_suffix\$/,/^@endunless target-$module-$target_bootstrap_suffix\$/d" | |
805e22b2 | 2824 | done |
54f0538b | 2825 | |
8bb79148 | 2826 | # Do the final fixup along with target modules. |
2827 | extrasub_target="$extrasub_target | |
9488d90e | 2828 | /^@if /,/^@endif /d |
2829 | /^@unless /d | |
2830 | /^@endunless /d" | |
805e22b2 | 2831 | |
2832 | # Create the serialization dependencies. This uses a temporary file. | |
2833 | ||
11d8013a | 2834 | AC_ARG_ENABLE([serial-configure], |
8747a938 | 2835 | [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]], |
2836 | [force sequential configuration of | |
2837 | sub-packages for the host, target or build | |
2838 | machine, or all sub-packages])]) | |
622c1fa9 | 2839 | |
2840 | case ${enable_serial_configure} in | |
2841 | yes) | |
2842 | enable_serial_build_configure=yes | |
2843 | enable_serial_host_configure=yes | |
2844 | enable_serial_target_configure=yes | |
2845 | ;; | |
2846 | esac | |
11d8013a | 2847 | |
805e22b2 | 2848 | # These force 'configure's to be done one at a time, to avoid problems |
2849 | # with contention over a shared config.cache. | |
2850 | rm -f serdep.tmp | |
11d8013a | 2851 | echo '# serdep.tmp' > serdep.tmp |
805e22b2 | 2852 | olditem= |
622c1fa9 | 2853 | test "x${enable_serial_build_configure}" = xyes && |
805e22b2 | 2854 | for item in ${build_configdirs} ; do |
2855 | case ${olditem} in | |
2856 | "") ;; | |
11d8013a | 2857 | *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;; |
805e22b2 | 2858 | esac |
2859 | olditem=${item} | |
2860 | done | |
2861 | olditem= | |
622c1fa9 | 2862 | test "x${enable_serial_host_configure}" = xyes && |
805e22b2 | 2863 | for item in ${configdirs} ; do |
2864 | case ${olditem} in | |
2865 | "") ;; | |
11d8013a | 2866 | *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;; |
805e22b2 | 2867 | esac |
2868 | olditem=${item} | |
2869 | done | |
2870 | olditem= | |
622c1fa9 | 2871 | test "x${enable_serial_target_configure}" = xyes && |
805e22b2 | 2872 | for item in ${target_configdirs} ; do |
2873 | case ${olditem} in | |
2874 | "") ;; | |
11d8013a | 2875 | *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;; |
805e22b2 | 2876 | esac |
2877 | olditem=${item} | |
2878 | done | |
71ab34df | 2879 | serialization_dependencies=serdep.tmp |
2880 | AC_SUBST_FILE(serialization_dependencies) | |
949b0daa | 2881 | |
11d8013a | 2882 | # Base args. Strip norecursion, cache-file, srcdir, host, build, |
b30fcfae | 2883 | # target, nonopt, and variable assignments. These are the ones we |
412c2e81 | 2884 | # might not want to pass down to subconfigures. The exception being |
2885 | # --cache-file=/dev/null, which is used to turn off the use of cache | |
2886 | # files altogether, and which should be passed on to subconfigures. | |
2887 | # Also strip program-prefix, program-suffix, and program-transform-name, | |
2888 | # so that we can pass down a consistent program-transform-name. | |
b30fcfae | 2889 | baseargs= |
0e4d1862 | 2890 | tbaseargs= |
b30fcfae | 2891 | keep_next=no |
2892 | skip_next=no | |
2893 | eval "set -- $ac_configure_args" | |
4ff792a4 | 2894 | for ac_arg |
2895 | do | |
b30fcfae | 2896 | if test X"$skip_next" = X"yes"; then |
2897 | skip_next=no | |
2898 | continue | |
2899 | fi | |
2900 | if test X"$keep_next" = X"yes"; then | |
2901 | case $ac_arg in | |
2902 | *\'*) | |
2903 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2904 | esac | |
2905 | baseargs="$baseargs '$ac_arg'" | |
0e4d1862 | 2906 | tbaseargs="$tbaseargs '$ac_arg'" |
b30fcfae | 2907 | keep_next=no |
2908 | continue | |
2909 | fi | |
2910 | ||
2911 | # Handle separated arguments. Based on the logic generated by | |
2912 | # autoconf 2.59. | |
2913 | case $ac_arg in | |
2914 | *=* | --config-cache | -C | -disable-* | --disable-* \ | |
2915 | | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \ | |
2916 | | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \ | |
2917 | | -with-* | --with-* | -without-* | --without-* | --x) | |
2918 | separate_arg=no | |
2919 | ;; | |
2920 | -*) | |
2921 | separate_arg=yes | |
2922 | ;; | |
2923 | *) | |
2924 | separate_arg=no | |
2925 | ;; | |
2926 | esac | |
2927 | ||
0e4d1862 | 2928 | skip_targ=no |
2929 | case $ac_arg in | |
2930 | changequote(,) | |
2931 | --with-* | --without-*) | |
2932 | libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'` | |
2933 | ||
2934 | case $libopt in | |
2935 | *[-_]include) | |
2936 | lib=`echo "$libopt" | sed 's,[-_]include$,,'` | |
2937 | ;; | |
2938 | *[-_]lib) | |
2939 | lib=`echo "$libopt" | sed 's,[-_]lib$,,'` | |
2940 | ;; | |
2941 | *) | |
2942 | lib=$libopt | |
2943 | ;; | |
2944 | esac | |
2945 | changequote([,]) | |
2946 | ||
2947 | case $lib in | |
572cf1f7 | 2948 | mpc | mpfr | gmp | isl) |
0e4d1862 | 2949 | # If we're processing --with-$lib, --with-$lib-include or |
2950 | # --with-$lib-lib, for one of the libs above, and target is | |
2951 | # different from host, don't pass the current argument to any | |
2952 | # target library's configure. | |
2953 | if test x$is_cross_compiler = xyes; then | |
2954 | skip_targ=yes | |
2955 | fi | |
2956 | ;; | |
2957 | esac | |
2958 | ;; | |
2959 | esac | |
2960 | ||
b30fcfae | 2961 | case "$ac_arg" in |
412c2e81 | 2962 | --cache-file=/dev/null | \ |
2963 | -cache-file=/dev/null ) | |
2964 | # Handled here to avoid the test to skip args below. | |
2965 | baseargs="$baseargs '$ac_arg'" | |
0e4d1862 | 2966 | tbaseargs="$tbaseargs '$ac_arg'" |
412c2e81 | 2967 | # Assert: $separate_arg should always be no. |
2968 | keep_next=$separate_arg | |
2969 | ;; | |
b30fcfae | 2970 | --no*) |
2971 | continue | |
2972 | ;; | |
2973 | --c* | \ | |
2974 | --sr* | \ | |
2975 | --ho* | \ | |
2976 | --bu* | \ | |
2977 | --t* | \ | |
2978 | --program-* | \ | |
2979 | -cache_file* | \ | |
2980 | -srcdir* | \ | |
2981 | -host* | \ | |
2982 | -build* | \ | |
2983 | -target* | \ | |
2984 | -program-prefix* | \ | |
2985 | -program-suffix* | \ | |
2986 | -program-transform-name* ) | |
2987 | skip_next=$separate_arg | |
2988 | continue | |
2989 | ;; | |
2990 | -*) | |
2991 | # An option. Add it. | |
2992 | case $ac_arg in | |
2993 | *\'*) | |
2994 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2995 | esac | |
2996 | baseargs="$baseargs '$ac_arg'" | |
0e4d1862 | 2997 | if test X"$skip_targ" = Xno; then |
2998 | tbaseargs="$tbaseargs '$ac_arg'" | |
2999 | fi | |
b30fcfae | 3000 | keep_next=$separate_arg |
3001 | ;; | |
3002 | *) | |
3003 | # Either a variable assignment, or a nonopt (triplet). Don't | |
3004 | # pass it down; let the Makefile handle this. | |
3005 | continue | |
3006 | ;; | |
3007 | esac | |
3008 | done | |
3009 | # Remove the initial space we just introduced and, as these will be | |
3010 | # expanded by make, quote '$'. | |
3011 | baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'` | |
28e9041c | 3012 | |
fbfea1fa | 3013 | # Add in --program-transform-name, after --program-prefix and |
3014 | # --program-suffix have been applied to it. Autoconf has already | |
3015 | # doubled dollar signs and backslashes in program_transform_name; we want | |
3016 | # the backslashes un-doubled, and then the entire thing wrapped in single | |
3017 | # quotes, because this will be expanded first by make and then by the shell. | |
3018 | # Also, because we want to override the logic in subdir configure scripts to | |
3019 | # choose program_transform_name, replace any s,x,x, with s,y,y,. | |
3020 | sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out | |
3021 | ${program_transform_name} | |
3022 | EOF_SED | |
3023 | gcc_transform_name=`cat conftestsed.out` | |
3024 | rm -f conftestsed.out | |
3025 | baseargs="$baseargs --program-transform-name='${gcc_transform_name}'" | |
0e4d1862 | 3026 | tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'" |
af7bb0c0 | 3027 | if test "$silent" = yes; then |
3028 | baseargs="$baseargs --silent" | |
0e4d1862 | 3029 | tbaseargs="$tbaseargs --silent" |
af7bb0c0 | 3030 | fi |
cd2f3773 | 3031 | baseargs="$baseargs --disable-option-checking" |
0e4d1862 | 3032 | tbaseargs="$tbaseargs --disable-option-checking" |
fbfea1fa | 3033 | |
372a3f1e | 3034 | # Record and document user additions to sub configure arguments. |
3035 | AC_ARG_VAR([build_configargs], | |
3036 | [additional configure arguments for build directories]) | |
3037 | AC_ARG_VAR([host_configargs], | |
3038 | [additional configure arguments for host directories]) | |
3039 | AC_ARG_VAR([target_configargs], | |
3040 | [additional configure arguments for target directories]) | |
3041 | ||
31972771 | 3042 | # For the build-side libraries, we just need to pretend we're native, |
3043 | # and not use the same cache file. Multilibs are neither needed nor | |
b85b703b | 3044 | # desired. We can't even use the same cache file for all build-side |
3045 | # libraries, as they're compiled differently; some with C, some with | |
3046 | # C++ or with different feature-enabling options. | |
3047 | build_configargs="$build_configargs --cache-file=./config.cache ${baseargs}" | |
64d298c9 | 3048 | |
805e22b2 | 3049 | # For host modules, accept cache file option, or specification as blank. |
3050 | case "${cache_file}" in | |
3051 | "") # empty | |
3052 | cache_file_option="" ;; | |
71ab34df | 3053 | /* | [[A-Za-z]]:[[\\/]]* ) # absolute path |
805e22b2 | 3054 | cache_file_option="--cache-file=${cache_file}" ;; |
3055 | *) # relative path | |
3056 | cache_file_option="--cache-file=../${cache_file}" ;; | |
3057 | esac | |
3058 | ||
ba1081ef | 3059 | # Host dirs don't like to share a cache file either, horribly enough. |
3060 | # This seems to be due to autoconf 2.5x stupidity. | |
372a3f1e | 3061 | host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}" |
805e22b2 | 3062 | |
0e4d1862 | 3063 | target_configargs="$target_configargs ${tbaseargs}" |
31972771 | 3064 | |
28e9041c | 3065 | # Passing a --with-cross-host argument lets the target libraries know |
3066 | # whether they are being built with a cross-compiler or being built | |
3067 | # native. However, it would be better to use other mechanisms to make the | |
3068 | # sorts of decisions they want to make on this basis. Please consider | |
3069 | # this option to be deprecated. FIXME. | |
441f85dc | 3070 | if test x${is_cross_compiler} = xyes ; then |
b30fcfae | 3071 | target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}" |
28e9041c | 3072 | fi |
3073 | ||
87ebeb4c | 3074 | # Special user-friendly check for native x86_64-linux build, if |
3075 | # multilib is not explicitly enabled. | |
3076 | case "$target:$have_compiler:$host:$target:$enable_multilib" in | |
3077 | x86_64-*linux*:yes:$build:$build:) | |
6efd9d79 | 3078 | # Make sure we have a development environment that handles 32-bit |
87ebeb4c | 3079 | dev64=no |
3080 | echo "int main () { return 0; }" > conftest.c | |
3081 | ${CC} -m32 -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
3082 | if test $? = 0 ; then | |
3083 | if test -s conftest || test -s conftest.exe ; then | |
3084 | dev64=yes | |
3085 | fi | |
3086 | fi | |
3087 | rm -f conftest* | |
3088 | if test x${dev64} != xyes ; then | |
6efd9d79 | 3089 | 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 | 3090 | fi |
3091 | ;; | |
3092 | esac | |
3093 | ||
59a40389 | 3094 | # Default to --enable-multilib. |
3095 | if test x${enable_multilib} = x ; then | |
3a7bfd0c | 3096 | target_configargs="--enable-multilib ${target_configargs}" |
59a40389 | 3097 | fi |
28e9041c | 3098 | |
ed37269d | 3099 | # Pass --with-newlib if appropriate. Note that target_configdirs has |
3100 | # changed from the earlier setting of with_newlib. | |
441f85dc | 3101 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then |
3a7bfd0c | 3102 | target_configargs="--with-newlib ${target_configargs}" |
ed37269d | 3103 | fi |
3104 | ||
74fef112 | 3105 | # Different target subdirs use different values of certain variables |
3106 | # (notably CXX). Worse, multilibs use *lots* of different values. | |
3107 | # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that | |
3108 | # it doesn't automatically accept command-line overrides of them. | |
3109 | # This means it's not safe for target subdirs to share a cache file, | |
3110 | # which is disgusting, but there you have it. Hopefully this can be | |
3111 | # fixed in future. It's still worthwhile to use a cache file for each | |
3112 | # directory. I think. | |
3113 | ||
a8abbd9d | 3114 | # Pass the appropriate --build, --host, --target and --cache-file arguments. |
3115 | # We need to pass --target, as newer autoconf's requires consistency | |
3116 | # for target_alias and gcc doesn't manage it consistently. | |
d45318b3 | 3117 | target_configargs="--cache-file=./config.cache ${target_configargs}" |
31972771 | 3118 | |
bc7af389 | 3119 | FLAGS_FOR_TARGET= |
753fca8a | 3120 | case " $target_configdirs " in |
681dbe98 | 3121 | *" newlib "*) |
3a7bfd0c | 3122 | case " $target_configargs " in |
681dbe98 | 3123 | *" --with-newlib "*) |
bc7af389 | 3124 | case "$target" in |
fe284774 | 3125 | *-cygwin*) |
db54564d | 3126 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -isystem $$s/winsup/cygwin/include' |
fe284774 | 3127 | ;; |
bc7af389 | 3128 | esac |
3129 | ||
e2bac683 | 3130 | # If we're not building GCC, don't discard standard headers. |
296a0f54 | 3131 | if test -d ${srcdir}/gcc; then |
32999451 | 3132 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc' |
e2bac683 | 3133 | |
3134 | if test "${build}" != "${host}"; then | |
3135 | # On Canadian crosses, CC_FOR_TARGET will have already been set | |
3136 | # by `configure', so we won't have an opportunity to add -Bgcc/ | |
3137 | # to it. This is right: we don't want to search that directory | |
3138 | # for binaries, but we want the header files in there, so add | |
3139 | # them explicitly. | |
e619f0a6 | 3140 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed' |
e2bac683 | 3141 | |
3142 | # Someone might think of using the pre-installed headers on | |
3143 | # Canadian crosses, in case the installed compiler is not fully | |
3144 | # compatible with the compiler being built. In this case, it | |
3145 | # would be better to flag an error than risking having | |
3146 | # incompatible object files being constructed. We can't | |
3147 | # guarantee that an error will be flagged, but let's hope the | |
3148 | # compiler will do it, when presented with incompatible header | |
3149 | # files. | |
3150 | fi | |
32999451 | 3151 | fi |
3152 | ||
df2ff48f | 3153 | case "${target}-${is_cross_compiler}" in |
f74ea578 | 3154 | i[[3456789]]86-*-linux*-no) |
df2ff48f | 3155 | # Here host == target, so we don't need to build gcc, |
3156 | # so we don't want to discard standard headers. | |
3157 | FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'` | |
df2ff48f | 3158 | ;; |
3159 | *) | |
3160 | # If we're building newlib, use its generic headers last, but search | |
3161 | # for any libc-related directories first (so make it the last -B | |
3162 | # switch). | |
3163 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include' | |
1c5767f1 | 3164 | |
3165 | # If we're building libgloss, find the startup file, simulator library | |
3166 | # and linker script. | |
3167 | case " $target_configdirs " in | |
3168 | *" libgloss "*) | |
3169 | # Look for startup file, simulator library and maybe linker script. | |
3170 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir" | |
3171 | # Look for libnosys.a in case the target needs it. | |
3172 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys' | |
3173 | # Most targets have the linker script in the source directory. | |
3174 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir" | |
3175 | ;; | |
3176 | esac | |
df2ff48f | 3177 | ;; |
3178 | esac | |
bc7af389 | 3179 | ;; |
681dbe98 | 3180 | esac |
3181 | ;; | |
bc7af389 | 3182 | esac |
fe284774 | 3183 | |
d6d689df | 3184 | case "$target" in |
fe284774 | 3185 | x86_64-*mingw* | *-w64-mingw*) |
3186 | # MinGW-w64 does not use newlib, nor does it use winsup. It may, | |
3187 | # however, use a symlink named 'mingw' in ${prefix} . | |
3188 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include' | |
3189 | ;; | |
3190 | *-mingw*) | |
3191 | # MinGW can't be handled as Cygwin above since it does not use newlib. | |
3192 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include' | |
3193 | ;; | |
d6d689df | 3194 | esac |
32999451 | 3195 | |
d8e9ea04 | 3196 | # Allow the user to override the flags for |
3197 | # our build compiler if desired. | |
823e8b8d | 3198 | if test x"${build}" = x"${host}" ; then |
3199 | CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}} | |
3200 | CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}} | |
3201 | LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}} | |
3202 | fi | |
d8e9ea04 | 3203 | |
32999451 | 3204 | # On Canadian crosses, we'll be searching the right directories for |
3205 | # the previously-installed cross compiler, so don't bother to add | |
3206 | # flags for directories within the install tree of the compiler | |
3207 | # being built; programs in there won't even run. | |
296a0f54 | 3208 | if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then |
bc7af389 | 3209 | # Search for pre-installed headers if nothing else fits. |
5750c7d4 | 3210 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include' |
bc7af389 | 3211 | fi |
32999451 | 3212 | |
753fca8a | 3213 | if test "x${use_gnu_ld}" = x && |
13b1b53a | 3214 | echo " ${configdirs} " | grep " ld " > /dev/null ; then |
bc7af389 | 3215 | # Arrange for us to find uninstalled linker scripts. |
c1eb9e31 | 3216 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld' |
bc7af389 | 3217 | fi |
3218 | ||
24714a39 | 3219 | # Search for other target-specific linker scripts and such. |
3220 | case "${target}" in | |
38d7211b | 3221 | mep*) |
3222 | FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary" | |
3223 | ;; | |
24714a39 | 3224 | esac |
3225 | ||
71ab34df | 3226 | # Makefile fragments. |
03c65091 | 3227 | for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag; |
3228 | do | |
3229 | eval fragval=\$$frag | |
3230 | if test $fragval != /dev/null; then | |
3231 | eval $frag=${srcdir}/$fragval | |
3232 | fi | |
3233 | done | |
71ab34df | 3234 | AC_SUBST_FILE(host_makefile_frag) |
3235 | AC_SUBST_FILE(target_makefile_frag) | |
3236 | AC_SUBST_FILE(alphaieee_frag) | |
3237 | AC_SUBST_FILE(ospace_frag) | |
3238 | ||
3239 | # Miscellanea: directories, flags, etc. | |
71ab34df | 3240 | AC_SUBST(RPATH_ENVVAR) |
7d804f04 | 3241 | AC_SUBST(GCC_SHLIB_SUBDIR) |
71ab34df | 3242 | AC_SUBST(tooldir) |
3243 | AC_SUBST(build_tooldir) | |
415470be | 3244 | AC_SUBST(CONFIGURE_GDB_TK) |
71ab34df | 3245 | AC_SUBST(GDB_TK) |
415470be | 3246 | AC_SUBST(INSTALL_GDB_TK) |
71ab34df | 3247 | |
3248 | # Build module lists & subconfigure args. | |
71ab34df | 3249 | AC_SUBST(build_configargs) |
2f8725b0 | 3250 | AC_SUBST(build_configdirs) |
71ab34df | 3251 | |
3252 | # Host module lists & subconfigure args. | |
3253 | AC_SUBST(host_configargs) | |
3254 | AC_SUBST(configdirs) | |
1fda3360 | 3255 | AC_SUBST(target_configdirs) |
71ab34df | 3256 | |
3257 | # Target module lists & subconfigure args. | |
71ab34df | 3258 | AC_SUBST(target_configargs) |
7601142f | 3259 | |
71ab34df | 3260 | |
3261 | # Build tools. | |
93c5e793 | 3262 | AC_SUBST(AR_FOR_BUILD) |
3263 | AC_SUBST(AS_FOR_BUILD) | |
71ab34df | 3264 | AC_SUBST(CC_FOR_BUILD) |
93c5e793 | 3265 | AC_SUBST(CFLAGS_FOR_BUILD) |
3266 | AC_SUBST(CXXFLAGS_FOR_BUILD) | |
3267 | AC_SUBST(CXX_FOR_BUILD) | |
3268 | AC_SUBST(DLLTOOL_FOR_BUILD) | |
93c5e793 | 3269 | AC_SUBST(GFORTRAN_FOR_BUILD) |
5ff5b630 | 3270 | AC_SUBST(GOC_FOR_BUILD) |
03385ed3 | 3271 | AC_SUBST(GDC_FOR_BUILD) |
93c5e793 | 3272 | AC_SUBST(LDFLAGS_FOR_BUILD) |
3273 | AC_SUBST(LD_FOR_BUILD) | |
3274 | AC_SUBST(NM_FOR_BUILD) | |
3275 | AC_SUBST(RANLIB_FOR_BUILD) | |
3276 | AC_SUBST(WINDMC_FOR_BUILD) | |
3277 | AC_SUBST(WINDRES_FOR_BUILD) | |
71ab34df | 3278 | |
f5aebe3e | 3279 | # Generate default definitions for YACC, M4, LEX and other programs that run |
3280 | # on the build machine. These are used if the Makefile can't locate these | |
3281 | # programs in objdir. | |
3282 | MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing | |
3283 | ||
3284 | AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y]) | |
3285 | case " $build_configdirs " in | |
3286 | *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;; | |
f5aebe3e | 3287 | esac |
3288 | ||
3289 | AC_CHECK_PROGS([BISON], [bison], [$MISSING bison]) | |
3290 | case " $build_configdirs " in | |
3291 | *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;; | |
3292 | esac | |
3293 | ||
3294 | AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4]) | |
3295 | case " $build_configdirs " in | |
3296 | *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;; | |
3297 | esac | |
3298 | ||
3299 | AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex]) | |
3300 | case " $build_configdirs " in | |
3301 | *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3302 | *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;; | |
3303 | esac | |
3304 | ||
3305 | AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex]) | |
3306 | case " $build_configdirs " in | |
3307 | *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3308 | esac | |
3309 | ||
3310 | AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo]) | |
3311 | case " $build_configdirs " in | |
3312 | *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;; | |
3313 | *) | |
3314 | changequote(,) | |
03caadda | 3315 | # For an installed makeinfo, we require it to be from texinfo 4.7 or |
f5aebe3e | 3316 | # higher, else we use the "missing" dummy. |
3317 | if ${MAKEINFO} --version \ | |
03caadda | 3318 | | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then |
f5aebe3e | 3319 | : |
3320 | else | |
3321 | MAKEINFO="$MISSING makeinfo" | |
3322 | fi | |
3323 | ;; | |
3324 | changequote([,]) | |
3325 | esac | |
3326 | ||
3327 | # FIXME: expect and dejagnu may become build tools? | |
3328 | ||
3329 | AC_CHECK_PROGS(EXPECT, expect, expect) | |
3330 | case " $configdirs " in | |
3331 | *" expect "*) | |
3332 | test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect' | |
3333 | ;; | |
3334 | esac | |
3335 | ||
3336 | AC_CHECK_PROGS(RUNTEST, runtest, runtest) | |
3337 | case " $configdirs " in | |
3338 | *" dejagnu "*) | |
8d365775 | 3339 | test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest' |
f5aebe3e | 3340 | ;; |
3341 | esac | |
3342 | ||
3343 | ||
71ab34df | 3344 | # Host tools. |
768691b5 | 3345 | NCN_STRICT_CHECK_TOOLS(AR, ar) |
3346 | NCN_STRICT_CHECK_TOOLS(AS, as) | |
3347 | NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool) | |
3348 | NCN_STRICT_CHECK_TOOLS(LD, ld) | |
f5aebe3e | 3349 | NCN_STRICT_CHECK_TOOLS(LIPO, lipo) |
768691b5 | 3350 | NCN_STRICT_CHECK_TOOLS(NM, nm) |
68645a6b | 3351 | NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true) |
3352 | NCN_STRICT_CHECK_TOOLS(STRIP, strip, true) | |
768691b5 | 3353 | NCN_STRICT_CHECK_TOOLS(WINDRES, windres) |
75d6a0a9 | 3354 | NCN_STRICT_CHECK_TOOLS(WINDMC, windmc) |
768691b5 | 3355 | NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy) |
3356 | NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump) | |
3f71364d | 3357 | NCN_STRICT_CHECK_TOOLS(READELF, readelf) |
71ab34df | 3358 | AC_SUBST(CC) |
3359 | AC_SUBST(CXX) | |
3360 | AC_SUBST(CFLAGS) | |
3361 | AC_SUBST(CXXFLAGS) | |
71ab34df | 3362 | |
f5aebe3e | 3363 | # Target tools. |
c47832b1 | 3364 | AC_ARG_WITH([build-time-tools], |
8747a938 | 3365 | [AS_HELP_STRING([--with-build-time-tools=PATH], |
3366 | [use given path to find target tools during the build])], | |
c47832b1 | 3367 | [case x"$withval" in |
3368 | x/*) ;; | |
3369 | *) | |
3370 | with_build_time_tools= | |
3371 | AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path]) | |
3372 | ;; | |
3373 | esac], | |
3374 | [with_build_time_tools=]) | |
3375 | ||
768691b5 | 3376 | NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc) |
3377 | NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx) | |
768691b5 | 3378 | NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET}) |
768691b5 | 3379 | NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran) |
5ff5b630 | 3380 | NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo) |
03385ed3 | 3381 | NCN_STRICT_CHECK_TARGET_TOOLS(GDC_FOR_TARGET, gdc) |
c47832b1 | 3382 | |
3383 | ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar) | |
3384 | ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as) | |
3385 | ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool) | |
3386 | ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld) | |
3387 | ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo) | |
3388 | ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm) | |
fc740d70 | 3389 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJCOPY_FOR_TARGET, objcopy) |
c47832b1 | 3390 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump) |
68645a6b | 3391 | ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib) |
3f71364d | 3392 | ACX_CHECK_INSTALLED_TARGET_TOOL(READELF_FOR_TARGET, readelf) |
c47832b1 | 3393 | ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip) |
3394 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres) | |
75d6a0a9 | 3395 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc) |
ef8184c7 | 3396 | |
f5aebe3e | 3397 | RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET" |
3398 | ||
3399 | GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar]) | |
3400 | GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new]) | |
3401 | GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
fb093ce7 | 3402 | dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS |
f5aebe3e | 3403 | GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX, |
b710ec85 | 3404 | [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 | 3405 | c++) |
3406 | GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX, | |
b710ec85 | 3407 | [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 | 3408 | c++) |
3409 | GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool]) | |
3410 | GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
f5aebe3e | 3411 | GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN, |
3412 | [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran) | |
5ff5b630 | 3413 | GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC, |
3414 | [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go) | |
03385ed3 | 3415 | GCC_TARGET_TOOL(gdc, GDC_FOR_TARGET, GDC, |
3416 | [gcc/gdc -B$$r/$(HOST_SUBDIR)/gcc/], d) | |
f5aebe3e | 3417 | GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new]) |
3418 | GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO) | |
3419 | GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new]) | |
9b31ae9c | 3420 | GCC_TARGET_TOOL(objcopy, OBJCOPY_FOR_TARGET, OBJCOPY, [binutils/objcopy]) |
f5aebe3e | 3421 | GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump]) |
3422 | GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib]) | |
3f71364d | 3423 | GCC_TARGET_TOOL(readelf, READELF_FOR_TARGET, READELF, [binutils/readelf]) |
2b7a4d59 | 3424 | GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new]) |
f5aebe3e | 3425 | GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres]) |
75d6a0a9 | 3426 | GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc]) |
ef8184c7 | 3427 | |
f5aebe3e | 3428 | AC_SUBST(FLAGS_FOR_TARGET) |
ef8184c7 | 3429 | AC_SUBST(RAW_CXX_FOR_TARGET) |
49aae208 | 3430 | |
71ab34df | 3431 | # Certain tools may need extra flags. |
3432 | AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target} | |
3433 | RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target} | |
3434 | NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target} | |
28e9041c | 3435 | |
f5aebe3e | 3436 | # When building target libraries, except in a Canadian cross, we use |
3437 | # the same toolchain as the compiler we just built. | |
3438 | COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)' | |
3439 | COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)' | |
3440 | COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)' | |
3441 | if test $host = $build; then | |
3442 | case " $configdirs " in | |
3443 | *" gcc "*) | |
3444 | COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as' | |
3445 | COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld' | |
3446 | COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target} | |
3447 | ;; | |
3448 | esac | |
3449 | fi | |
3450 | ||
3451 | AC_SUBST(COMPILER_AS_FOR_TARGET) | |
3452 | AC_SUBST(COMPILER_LD_FOR_TARGET) | |
3453 | AC_SUBST(COMPILER_NM_FOR_TARGET) | |
3454 | ||
3290c0cf | 3455 | AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) |
3456 | AC_ARG_ENABLE(maintainer-mode, | |
8747a938 | 3457 | [AS_HELP_STRING([--enable-maintainer-mode], |
3458 | [enable make rules and dependencies not useful | |
3459 | (and sometimes confusing) to the casual installer])], | |
3290c0cf | 3460 | USE_MAINTAINER_MODE=$enableval, |
3461 | USE_MAINTAINER_MODE=no) | |
3462 | AC_MSG_RESULT($USE_MAINTAINER_MODE) | |
3463 | AC_SUBST(MAINTAINER_MODE_TRUE) | |
3464 | AC_SUBST(MAINTAINER_MODE_FALSE) | |
3465 | if test "$USE_MAINTAINER_MODE" = yes; then | |
3466 | MAINTAINER_MODE_TRUE= | |
3467 | MAINTAINER_MODE_FALSE='#' | |
3468 | else | |
3469 | MAINTAINER_MODE_TRUE='#' | |
3470 | MAINTAINER_MODE_FALSE= | |
3471 | fi | |
3472 | MAINT=$MAINTAINER_MODE_TRUE | |
3473 | AC_SUBST(MAINT)dnl | |
3474 | ||
2d64c2fd | 3475 | # --------------------- |
3476 | # GCC bootstrap support | |
3477 | # --------------------- | |
3478 | ||
3479 | # Stage specific cflags for build. | |
3480 | stage1_cflags="-g" | |
3481 | case $build in | |
3482 | vax-*-*) | |
3483 | case ${GCC} in | |
3484 | yes) stage1_cflags="-g -Wa,-J" ;; | |
3485 | *) stage1_cflags="-g -J" ;; | |
3486 | esac ;; | |
2d64c2fd | 3487 | esac |
f508ba97 | 3488 | |
2d64c2fd | 3489 | AC_SUBST(stage1_cflags) |
3490 | ||
39f34cfc | 3491 | # Enable --enable-checking in stage1 of the compiler. |
3492 | AC_ARG_ENABLE(stage1-checking, | |
8747a938 | 3493 | [AS_HELP_STRING([[--enable-stage1-checking[=all]]], |
3494 | [choose additional checking for stage1 of the compiler])], | |
39f34cfc | 3495 | [stage1_checking=--enable-checking=${enable_stage1_checking}], |
f6be6a96 | 3496 | [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then |
868af6b6 | 3497 | # For --disable-checking or implicit --enable-checking=release, avoid |
3498 | # setting --enable-checking=gc in the default stage1 checking for LTO | |
3499 | # bootstraps. See PR62077. | |
868af6b6 | 3500 | case $BUILD_CONFIG in |
3501 | *lto*) | |
c05979a1 | 3502 | stage1_checking=--enable-checking=release,misc,gimple,rtlflag,tree,types;; |
3503 | *) | |
3504 | stage1_checking=--enable-checking=yes,types;; | |
868af6b6 | 3505 | esac |
c05979a1 | 3506 | if test "x$enable_checking" = x && \ |
3507 | test -d ${srcdir}/gcc && \ | |
3508 | test x"`cat ${srcdir}/gcc/DEV-PHASE`" = xexperimental; then | |
bee4f5e5 | 3509 | stage1_checking=--enable-checking=yes,types,extra |
c05979a1 | 3510 | fi |
39f34cfc | 3511 | else |
f6be6a96 | 3512 | stage1_checking=--enable-checking=$enable_checking,types |
39f34cfc | 3513 | fi]) |
3514 | AC_SUBST(stage1_checking) | |
3515 | ||
2d64c2fd | 3516 | # Enable -Werror in bootstrap stage2 and later. |
2d64c2fd | 3517 | AC_ARG_ENABLE(werror, |
8747a938 | 3518 | [AS_HELP_STRING([--enable-werror], |
5362e31e | 3519 | [enable -Werror in bootstrap stage2 and later])], |
3520 | [ | |
c0c5068d | 3521 | case ${enable_werror} in |
3522 | yes) stage2_werror_flag="--enable-werror-always" ;; | |
3523 | *) stage2_werror_flag="" ;; | |
2d64c2fd | 3524 | esac |
5362e31e | 3525 | ], |
3526 | [ | |
14b6abc7 | 3527 | if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then |
3528 | case $BUILD_CONFIG in | |
3529 | bootstrap-debug) | |
3530 | stage2_werror_flag="--enable-werror-always" ;; | |
3531 | "") | |
3532 | stage2_werror_flag="--enable-werror-always" ;; | |
3533 | esac | |
3534 | fi | |
5362e31e | 3535 | ]) |
14b6abc7 | 3536 | |
c0c5068d | 3537 | AC_SUBST(stage2_werror_flag) |
2d64c2fd | 3538 | |
6fe86052 | 3539 | # Specify what files to not compare during bootstrap. |
3540 | ||
3541 | compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*" | |
3542 | case "$target" in | |
3543 | hppa*64*-*-hpux*) ;; | |
43bbe3ea | 3544 | hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/* | gcc/function-tests.o" ;; |
286256c7 | 3545 | powerpc*-ibm-aix*) compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/* | *libgomp*\$(objext)" ;; |
6fe86052 | 3546 | esac |
3547 | AC_SUBST(compare_exclusions) | |
3548 | ||
8bb79148 | 3549 | AC_CONFIG_FILES([Makefile], |
3550 | [sed "$extrasub_build" Makefile | | |
3551 | sed "$extrasub_host" | | |
3552 | sed "$extrasub_target" > mf$$ | |
3553 | mv -f mf$$ Makefile], | |
3554 | [extrasub_build="$extrasub_build" | |
3555 | extrasub_host="$extrasub_host" | |
3556 | extrasub_target="$extrasub_target"]) | |
3557 | AC_OUTPUT |