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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, |
4b002610 | 3 | # 2014, 2015, 2016, 2019 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 |
7f6a0bbc | 134 | host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libbacktrace libcpp libdecnumber gmp mpfr mpc isl libelf libiconv libctf" |
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 \ |
e60a24bd | 166 | target-libphobos \ |
167 | target-zlib" | |
28e9041c | 168 | |
328637e8 | 169 | # these tools are built using the target libraries, and are intended to |
170 | # run only in the target environment | |
28e9041c | 171 | # |
328637e8 | 172 | # note: any program that *uses* libraries that are in the "target_libraries" |
6c9785b4 | 173 | # list belongs in this list. |
28e9041c | 174 | # |
4fc99708 | 175 | target_tools="target-rda" |
28e9041c | 176 | |
177 | ################################################################################ | |
178 | ||
28e9041c | 179 | ## All tools belong in one of the four categories, and are assigned above |
180 | ## We assign ${configdirs} this way to remove all embedded newlines. This | |
181 | ## is important because configure will choke if they ever get through. | |
182 | ## ${configdirs} is directories we build using the host tools. | |
183 | ## ${target_configdirs} is directories we build using the target tools. | |
28e9041c | 184 | configdirs=`echo ${host_libs} ${host_tools}` |
328637e8 | 185 | target_configdirs=`echo ${target_libraries} ${target_tools}` |
2b59cb05 | 186 | build_configdirs=`echo ${build_libs} ${build_tools}` |
6f4f34a7 | 187 | |
d2d2630b | 188 | m4_divert_text([PARSE_ARGS], |
13d2f2b2 | 189 | [case $srcdir in |
190 | *" "*) | |
191 | m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl | |
192 | AC_MSG_ERROR([path to source, $srcdir, contains spaces]) | |
193 | m4_popdef([AS_MESSAGE_LOG_FD])dnl | |
194 | ;; | |
195 | esac | |
196 | ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'` | |
d2d2630b | 197 | ]) |
198 | ||
28e9041c | 199 | ################################################################################ |
200 | ||
28e9041c | 201 | srcname="gnu development package" |
202 | ||
203 | # This gets set non-empty for some net releases of packages. | |
204 | appdirs="" | |
205 | ||
99aa6b34 | 206 | # Define is_cross_compiler to save on calls to 'test'. |
207 | is_cross_compiler= | |
208 | if test x"${host}" = x"${target}" ; then | |
209 | is_cross_compiler=no | |
210 | else | |
211 | is_cross_compiler=yes | |
212 | fi | |
213 | ||
2f61b8ca | 214 | # Find the build and target subdir names. |
6f4f34a7 | 215 | GCC_TOPLEV_SUBDIRS |
04a2e841 | 216 | # Be sure to cover against remnants of an in-tree build. |
217 | if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then | |
218 | AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}. | |
219 | Use a pristine source tree when building in a separate tree]) | |
220 | fi | |
7bb9dd92 | 221 | |
13b1b53a | 222 | # Skipdirs are removed silently. |
223 | skipdirs= | |
224 | # Noconfigdirs are removed loudly. | |
225 | noconfigdirs="" | |
28e9041c | 226 | |
13b1b53a | 227 | use_gnu_ld= |
228 | # Make sure we don't let GNU ld be added if we didn't want it. | |
229 | if test x$with_gnu_ld = xno ; then | |
230 | use_gnu_ld=no | |
3d47fcf5 | 231 | noconfigdirs="$noconfigdirs ld gold" |
28e9041c | 232 | fi |
233 | ||
13b1b53a | 234 | use_gnu_as= |
235 | # Make sure we don't let GNU as be added if we didn't want it. | |
236 | if test x$with_gnu_as = xno ; then | |
237 | use_gnu_as=no | |
238 | noconfigdirs="$noconfigdirs gas" | |
28e9041c | 239 | fi |
240 | ||
7bfefa9d | 241 | use_included_zlib= |
6406d366 | 242 | AC_ARG_WITH(system-zlib, |
243 | [AS_HELP_STRING([--with-system-zlib], [use installed libz])]) | |
7bfefa9d | 244 | # Make sure we don't let ZLIB be added if we didn't want it. |
245 | if test x$with_system_zlib = xyes ; then | |
246 | use_included_zlib=no | |
247 | noconfigdirs="$noconfigdirs zlib" | |
248 | fi | |
249 | ||
13b1b53a | 250 | # some tools are so dependent upon X11 that if we're not building with X, |
251 | # it's not even worth trying to configure, much less build, that tool. | |
28e9041c | 252 | |
13b1b53a | 253 | case ${with_x} in |
254 | yes | "") ;; # the default value for this tree is that X11 is available | |
f6c0123d | 255 | no) |
f843f075 | 256 | skipdirs="${skipdirs} tk itcl libgui" |
f6c0123d | 257 | # We won't be able to build gdbtk without X. |
258 | enable_gdbtk=no | |
259 | ;; | |
13b1b53a | 260 | *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;; |
261 | esac | |
28e9041c | 262 | |
6c9785b4 | 263 | # Some are only suitable for cross toolchains. |
2a1ac811 | 264 | # Remove these if host=target. |
265 | cross_only="target-libgloss target-newlib target-opcodes" | |
28e9041c | 266 | |
13b1b53a | 267 | case $is_cross_compiler in |
268 | no) skipdirs="${skipdirs} ${cross_only}" ;; | |
13b1b53a | 269 | esac |
28e9041c | 270 | |
4ff41e84 | 271 | # If both --with-headers and --with-libs are specified, default to |
272 | # --without-newlib. | |
3bdd04cc | 273 | if test x"${with_headers}" != x && test x"${with_headers}" != xno \ |
274 | && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
4ff41e84 | 275 | if test x"${with_newlib}" = x ; then |
276 | with_newlib=no | |
277 | fi | |
278 | fi | |
279 | ||
280 | # Recognize --with-newlib/--without-newlib. | |
281 | case ${with_newlib} in | |
282 | no) skipdirs="${skipdirs} target-newlib" ;; | |
283 | yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;; | |
284 | esac | |
285 | ||
a3d93be3 | 286 | AC_ARG_ENABLE(as-accelerator-for, |
287 | [AS_HELP_STRING([--enable-as-accelerator-for=ARG], | |
288 | [build as offload target compiler. | |
67cedda8 | 289 | Specify offload host triple by ARG])]) |
a3d93be3 | 290 | |
291 | AC_ARG_ENABLE(offload-targets, | |
292 | [AS_HELP_STRING([--enable-offload-targets=LIST], | |
293 | [enable offloading to devices from comma-separated LIST of | |
294 | TARGET[=DIR]. Use optional path to find offload target compiler | |
295 | during the build])], | |
296 | [ | |
297 | if test x"$enable_offload_targets" = x; then | |
298 | AC_MSG_ERROR([no offload targets specified]) | |
299 | fi | |
300 | ], [enable_offload_targets=]) | |
301 | ||
1e369e5f | 302 | # Handle --enable-gold, --enable-ld. |
303 | # --disable-gold [--enable-ld] | |
304 | # Build only ld. Default option. | |
85516948 | 305 | # --enable-gold [--enable-ld] |
306 | # Build both gold and ld. Install gold as "ld.gold", install ld | |
307 | # as "ld.bfd" and "ld". | |
308 | # --enable-gold=default [--enable-ld] | |
1e369e5f | 309 | # Build both gold and ld. Install gold as "ld.gold" and "ld", |
310 | # install ld as "ld.bfd". | |
311 | # --enable-gold[=default] --disable-ld | |
312 | # Build only gold, which is then installed as both "ld.gold" and "ld". | |
313 | # --enable-gold --enable-ld=default | |
85516948 | 314 | # Build both gold (installed as "ld.gold") and ld (installed as "ld" |
315 | # and ld.bfd). | |
1e369e5f | 316 | # In other words, ld is default |
317 | # --enable-gold=default --enable-ld=default | |
318 | # Error. | |
319 | ||
320 | default_ld= | |
3d47fcf5 | 321 | AC_ARG_ENABLE(gold, |
8747a938 | 322 | [AS_HELP_STRING([[--enable-gold[=ARG]]], |
323 | [build gold @<:@ARG={default,yes,no}@:>@])], | |
3d47fcf5 | 324 | ENABLE_GOLD=$enableval, |
325 | ENABLE_GOLD=no) | |
1e369e5f | 326 | case "${ENABLE_GOLD}" in |
327 | yes|default) | |
af7c5662 | 328 | # Check for ELF target. |
329 | is_elf=no | |
330 | case "${target}" in | |
331 | *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \ | |
e4c33dd2 | 332 | | *-*-linux* | *-*-gnu* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \ |
e3a1fe08 | 333 | | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \ |
9d36d513 | 334 | | *-*-solaris2* | *-*-nto* | *-*-nacl*) |
af7c5662 | 335 | case "${target}" in |
336 | *-*-linux*aout* | *-*-linux*oldld*) | |
337 | ;; | |
338 | *) | |
339 | is_elf=yes | |
340 | ;; | |
341 | esac | |
342 | esac | |
343 | ||
344 | if test "$is_elf" = "yes"; then | |
345 | # Check for target supported by gold. | |
3d47fcf5 | 346 | case "${target}" in |
58f62c51 | 347 | i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-* \ |
ca7ff757 | 348 | | aarch64*-*-* | tilegx*-*-* | mips*-*-* | s390*-*-*) |
1e369e5f | 349 | configdirs="$configdirs gold" |
350 | if test x${ENABLE_GOLD} = xdefault; then | |
351 | default_ld=gold | |
352 | fi | |
af7c5662 | 353 | ENABLE_GOLD=yes |
3d47fcf5 | 354 | ;; |
355 | esac | |
af7c5662 | 356 | fi |
357 | ;; | |
358 | no) | |
359 | ;; | |
360 | *) | |
361 | AC_MSG_ERROR([invalid --enable-gold argument]) | |
362 | ;; | |
1e369e5f | 363 | esac |
364 | ||
365 | AC_ARG_ENABLE(ld, | |
8747a938 | 366 | [AS_HELP_STRING([[--enable-ld[=ARG]]], |
367 | [build ld @<:@ARG={default,yes,no}@:>@])], | |
1e369e5f | 368 | ENABLE_LD=$enableval, |
369 | ENABLE_LD=yes) | |
370 | ||
371 | case "${ENABLE_LD}" in | |
372 | default) | |
85516948 | 373 | if test x${default_ld} != x; then |
1e369e5f | 374 | AC_MSG_ERROR([either gold or ld can be the default ld]) |
375 | fi | |
376 | ;; | |
377 | yes) | |
378 | ;; | |
379 | no) | |
380 | if test x${ENABLE_GOLD} != xyes; then | |
381 | AC_MSG_WARN([neither ld nor gold are enabled]) | |
382 | fi | |
383 | configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'` | |
384 | ;; | |
385 | *) | |
386 | AC_MSG_ERROR([invalid --enable-ld argument]) | |
387 | ;; | |
388 | esac | |
3d47fcf5 | 389 | |
afb6adb9 | 390 | # PR gas/19109 |
391 | # Decide the default method for compressing debug sections. | |
392 | # Provide a configure time option to override our default. | |
393 | AC_ARG_ENABLE(compressed_debug_sections, | |
325f661b | 394 | [AS_HELP_STRING([--enable-compressed-debug-sections={all,gas,gold,ld,none}], |
afb6adb9 | 395 | [Enable compressed debug sections for gas, gold or ld by |
396 | default])], | |
397 | [ | |
398 | if test x"$enable_compressed_debug_sections" = xyes; then | |
399 | AC_MSG_ERROR([no program with compressed debug sections specified]) | |
400 | fi | |
401 | ], [enable_compressed_debug_sections=]) | |
402 | ||
28e9041c | 403 | # Configure extra directories which are host specific |
404 | ||
405 | case "${host}" in | |
13b1b53a | 406 | *-cygwin*) |
805e22b2 | 407 | configdirs="$configdirs libtermcap" ;; |
28e9041c | 408 | esac |
409 | ||
ff7dcf6a | 410 | # A target can indicate whether a language isn't supported for some reason. |
411 | # Only spaces may be used in this macro; not newlines or tabs. | |
412 | unsupported_languages= | |
413 | ||
28e9041c | 414 | # Remove more programs from consideration, based on the host or |
415 | # target this usually means that a port of the program doesn't | |
416 | # exist yet. | |
417 | ||
28e9041c | 418 | case "${host}" in |
b2240ff6 | 419 | i[[3456789]]86-*-msdosdjgpp*) |
e3a5e6ff | 420 | noconfigdirs="$noconfigdirs tcl tk itcl" |
ed37269d | 421 | ;; |
28e9041c | 422 | esac |
423 | ||
4ee9c684 | 424 | |
d9d975ae | 425 | AC_ARG_ENABLE(libquadmath, |
426 | AS_HELP_STRING([--disable-libquadmath], | |
427 | [do not build libquadmath directory]), | |
428 | ENABLE_LIBQUADMATH=$enableval, | |
429 | ENABLE_LIBQUADMATH=yes) | |
430 | if test "${ENABLE_LIBQUADMATH}" = "no" ; then | |
431 | noconfigdirs="$noconfigdirs target-libquadmath" | |
432 | fi | |
433 | ||
434 | ||
435 | AC_ARG_ENABLE(libquadmath-support, | |
436 | AS_HELP_STRING([--disable-libquadmath-support], | |
437 | [disable libquadmath support for Fortran]), | |
438 | ENABLE_LIBQUADMATH_SUPPORT=$enableval, | |
439 | ENABLE_LIBQUADMATH_SUPPORT=yes) | |
440 | enable_libquadmath_support= | |
441 | if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then | |
442 | enable_libquadmath_support=no | |
443 | fi | |
444 | ||
445 | ||
93341878 | 446 | AC_ARG_ENABLE(libada, |
8747a938 | 447 | [AS_HELP_STRING([--enable-libada], [build libada directory])], |
93341878 | 448 | ENABLE_LIBADA=$enableval, |
449 | ENABLE_LIBADA=yes) | |
450 | if test "${ENABLE_LIBADA}" != "yes" ; then | |
a136b23d | 451 | noconfigdirs="$noconfigdirs gnattools" |
93341878 | 452 | fi |
453 | ||
07da5214 | 454 | AC_ARG_ENABLE(libssp, |
8747a938 | 455 | [AS_HELP_STRING([--enable-libssp], [build libssp directory])], |
07da5214 | 456 | ENABLE_LIBSSP=$enableval, |
457 | ENABLE_LIBSSP=yes) | |
07da5214 | 458 | |
d3cf0a31 | 459 | AC_ARG_ENABLE(libstdcxx, |
460 | AS_HELP_STRING([--disable-libstdcxx], | |
461 | [do not build libstdc++-v3 directory]), | |
462 | ENABLE_LIBSTDCXX=$enableval, | |
463 | ENABLE_LIBSTDCXX=default) | |
464 | [if test "${ENABLE_LIBSTDCXX}" = "no" ; then | |
df148e44 | 465 | noconfigdirs="$noconfigdirs target-libstdc++-v3" |
d3cf0a31 | 466 | fi] |
467 | ||
d3a7dd32 | 468 | # If this is accelerator compiler and its target is intelmic we enable |
469 | # target liboffloadmic by default. If this is compiler with offloading | |
470 | # for intelmic we enable host liboffloadmic by default. Otherwise | |
471 | # liboffloadmic is disabled by default. | |
472 | AC_ARG_ENABLE([liboffloadmic], | |
473 | AC_HELP_STRING([[--enable-liboffloadmic[=ARG]]], | |
474 | [build liboffloadmic @<:@ARG={no,host,target}@:>@]), | |
475 | [case "$enableval" in | |
476 | no | host | target) | |
477 | enable_liboffloadmic=$enableval ;; | |
478 | *) | |
479 | AC_MSG_ERROR([--enable-liboffloadmic=no/host/target]) ;; | |
480 | esac], | |
67cedda8 | 481 | [if test x"$enable_as_accelerator_for" != x; then |
d3a7dd32 | 482 | case "${target}" in |
483 | *-intelmic-* | *-intelmicemul-*) | |
484 | enable_liboffloadmic=target | |
485 | extra_liboffloadmic_configure_flags="--enable-liboffloadmic=target" | |
486 | ;; | |
487 | *) | |
488 | enable_liboffloadmic=no | |
489 | ;; | |
490 | esac | |
491 | else | |
492 | case "${enable_offload_targets}" in | |
493 | *-intelmic-* | *-intelmicemul-*) | |
494 | enable_liboffloadmic=host | |
495 | extra_liboffloadmic_configure_flags="--enable-liboffloadmic=host" | |
496 | ;; | |
497 | *) | |
498 | enable_liboffloadmic=no | |
499 | ;; | |
500 | esac | |
501 | fi]) | |
502 | AC_SUBST(extra_liboffloadmic_configure_flags) | |
503 | ||
fdcd05c8 | 504 | # Enable libgomp by default on hosted POSIX systems, and a few others. |
50996fe5 | 505 | if test x$enable_libgomp = x ; then |
1e8e9920 | 506 | case "${target}" in |
3bef4012 | 507 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) |
1e8e9920 | 508 | ;; |
e3a1fe08 | 509 | *-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly*) |
1e8e9920 | 510 | ;; |
5641963c | 511 | *-*-solaris2* | *-*-hpux11*) |
1e8e9920 | 512 | ;; |
634efbee | 513 | *-*-darwin* | *-*-aix*) |
1e8e9920 | 514 | ;; |
fdcd05c8 | 515 | nvptx*-*-*) |
516 | ;; | |
1e8e9920 | 517 | *) |
518 | noconfigdirs="$noconfigdirs target-libgomp" | |
519 | ;; | |
520 | esac | |
50996fe5 | 521 | fi |
1e8e9920 | 522 | |
6db1d2ca | 523 | # Disable libatomic on unsupported systems. |
524 | if test -d ${srcdir}/libatomic; then | |
525 | if test x$enable_libatomic = x; then | |
526 | AC_MSG_CHECKING([for libatomic support]) | |
527 | if (srcdir=${srcdir}/libatomic; \ | |
528 | . ${srcdir}/configure.tgt; \ | |
529 | test -n "$UNSUPPORTED") | |
530 | then | |
531 | AC_MSG_RESULT([no]) | |
532 | noconfigdirs="$noconfigdirs target-libatomic" | |
533 | else | |
534 | AC_MSG_RESULT([yes]) | |
535 | fi | |
536 | fi | |
537 | fi | |
538 | ||
d3a7dd32 | 539 | # Disable liboffloadmic on unsupported systems. |
540 | if test -d ${srcdir}/liboffloadmic; then | |
541 | if test x$enable_liboffloadmic != xno; then | |
542 | AC_MSG_CHECKING([for liboffloadmic support]) | |
543 | if (srcdir=${srcdir}/liboffloadmic; \ | |
544 | . ${srcdir}/configure.tgt; \ | |
545 | test -n "$UNSUPPORTED") | |
546 | then | |
547 | AC_MSG_RESULT([no]) | |
548 | noconfigdirs="$noconfigdirs target-liboffloadmic" | |
549 | else | |
550 | AC_MSG_RESULT([yes]) | |
551 | fi | |
552 | fi | |
553 | fi | |
554 | ||
42b15c81 | 555 | # Disable libitm on unsupported systems. |
556 | if test -d ${srcdir}/libitm; then | |
557 | if test x$enable_libitm = x; then | |
558 | AC_MSG_CHECKING([for libitm support]) | |
559 | if (srcdir=${srcdir}/libitm; \ | |
560 | . ${srcdir}/configure.tgt; \ | |
561 | test -n "$UNSUPPORTED") | |
562 | then | |
563 | AC_MSG_RESULT([no]) | |
564 | noconfigdirs="$noconfigdirs target-libitm" | |
565 | else | |
566 | AC_MSG_RESULT([yes]) | |
567 | fi | |
568 | fi | |
4c0315d0 | 569 | fi |
570 | ||
492e75a7 | 571 | # Disable libsanitizer on unsupported systems. |
572 | if test -d ${srcdir}/libsanitizer; then | |
573 | if test x$enable_libsanitizer = x; then | |
574 | AC_MSG_CHECKING([for libsanitizer support]) | |
575 | if (srcdir=${srcdir}/libsanitizer; \ | |
576 | . ${srcdir}/configure.tgt; \ | |
577 | test -n "$UNSUPPORTED") | |
578 | then | |
579 | AC_MSG_RESULT([no]) | |
580 | noconfigdirs="$noconfigdirs target-libsanitizer" | |
581 | else | |
582 | AC_MSG_RESULT([yes]) | |
583 | fi | |
584 | fi | |
585 | fi | |
586 | ||
b710ec85 | 587 | # Disable libvtv on unsupported systems. |
588 | if test -d ${srcdir}/libvtv; then | |
589 | if test x$enable_libvtv = x; then | |
590 | AC_MSG_CHECKING([for libvtv support]) | |
591 | if (srcdir=${srcdir}/libvtv; \ | |
592 | . ${srcdir}/configure.tgt; \ | |
6d0992e1 | 593 | test "$VTV_SUPPORTED" != "yes") |
b710ec85 | 594 | then |
595 | AC_MSG_RESULT([no]) | |
596 | noconfigdirs="$noconfigdirs target-libvtv" | |
597 | else | |
598 | AC_MSG_RESULT([yes]) | |
599 | fi | |
600 | fi | |
601 | fi | |
602 | ||
202baac8 | 603 | |
645a0bd9 | 604 | # Disable libhsail-rt on unsupported systems. |
605 | if test -d ${srcdir}/libhsail-rt; then | |
606 | if test x$enable_libhsail_rt = x; then | |
607 | AC_MSG_CHECKING([for libhsail-rt support]) | |
608 | if (srcdir=${srcdir}/libhsail-rt; \ | |
609 | . ${srcdir}/configure.tgt; \ | |
610 | test -n "$UNSUPPORTED") | |
611 | then | |
612 | AC_MSG_RESULT([no]) | |
613 | unsupported_languages="$unsupported_languages brig" | |
614 | # This implicitly disables also target-libhsail-rt as it won't | |
615 | # get added to the build without BRIG FE. | |
616 | else | |
617 | AC_MSG_RESULT([yes]) | |
618 | fi | |
619 | fi | |
620 | fi | |
202baac8 | 621 | |
622 | ||
286256c7 | 623 | # Disable libquadmath for some systems. |
624 | case "${target}" in | |
c36ee471 | 625 | avr-*-*) |
626 | noconfigdirs="$noconfigdirs target-libquadmath" | |
627 | ;; | |
286256c7 | 628 | # libquadmath is unused on AIX and libquadmath build process use of |
629 | # LD_LIBRARY_PATH can break AIX bootstrap. | |
630 | powerpc-*-aix* | rs6000-*-aix*) | |
631 | noconfigdirs="$noconfigdirs target-libquadmath" | |
632 | ;; | |
633 | esac | |
634 | ||
d5831552 | 635 | # Disable libssp for some systems. |
636 | case "${target}" in | |
637 | avr-*-*) | |
76c19016 | 638 | # No hosted I/O support. |
d5831552 | 639 | noconfigdirs="$noconfigdirs target-libssp" |
640 | ;; | |
3ec6f8cb | 641 | bpf-*-*) |
642 | noconfigdirs="$noconfigdirs target-libssp" | |
643 | ;; | |
d5831552 | 644 | powerpc-*-aix* | rs6000-*-aix*) |
645 | noconfigdirs="$noconfigdirs target-libssp" | |
646 | ;; | |
48aa9227 | 647 | pru-*-*) |
648 | # No hosted I/O support. | |
649 | noconfigdirs="$noconfigdirs target-libssp" | |
650 | ;; | |
78e515f7 | 651 | rl78-*-*) |
652 | # libssp uses a misaligned load to trigger a fault, but the RL78 | |
653 | # doesn't fault for those - instead, it gives a build-time error | |
654 | # for explicit misaligned loads. | |
655 | noconfigdirs="$noconfigdirs target-libssp" | |
656 | ;; | |
8992df51 | 657 | visium-*-*) |
658 | # No hosted I/O support. | |
659 | noconfigdirs="$noconfigdirs target-libssp" | |
660 | ;; | |
d5831552 | 661 | esac |
662 | ||
d5831552 | 663 | # Disable libstdc++-v3 for some systems. |
d3cf0a31 | 664 | # Allow user to override this if they pass --enable-libstdc++-v3 |
665 | if test "${ENABLE_LIBSTDCXX}" = "default" ; then | |
666 | case "${target}" in | |
667 | *-*-vxworks*) | |
668 | # VxWorks uses the Dinkumware C++ library. | |
669 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
670 | ;; | |
671 | arm*-wince-pe*) | |
672 | # the C++ libraries don't build on top of CE's C libraries | |
673 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
674 | ;; | |
675 | avr-*-*) | |
676 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
677 | ;; | |
3ec6f8cb | 678 | bpf-*-*) |
679 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
680 | ;; | |
b6616c9c | 681 | ft32-*-*) |
682 | noconfigdirs="$noconfigdirs target-libstdc++-v3" | |
683 | ;; | |
d3cf0a31 | 684 | esac |
685 | fi | |
d5831552 | 686 | |
3ec6f8cb | 687 | # Disable C++ on systems where it is known to not work. |
688 | # For testing, you can override this with --enable-languages=c++. | |
689 | case ,${enable_languages}, in | |
690 | *,c++,*) | |
691 | ;; | |
692 | *) | |
693 | case "${target}" in | |
694 | bpf-*-*) | |
695 | unsupported_languages="$unsupported_languages c++" | |
696 | ;; | |
697 | esac | |
698 | ;; | |
699 | esac | |
700 | ||
701 | # Disable Objc on systems where it is known to not work. | |
702 | # For testing, you can override this with --enable-languages=objc. | |
703 | case ,${enable_languages}, in | |
704 | *,objc,*) | |
705 | ;; | |
706 | *) | |
707 | case "${target}" in | |
708 | bpf-*-*) | |
709 | unsupported_languages="$unsupported_languages objc" | |
710 | ;; | |
711 | esac | |
712 | ;; | |
713 | esac | |
714 | ||
72a2ce3d | 715 | # Disable D on systems where it is known to not work. |
716 | # For testing, you can override this with --enable-languages=d. | |
717 | case ,${enable_languages}, in | |
718 | *,d,*) | |
719 | ;; | |
720 | *) | |
721 | case "${target}" in | |
77999887 | 722 | *-*-darwin*) |
3ec6f8cb | 723 | unsupported_languages="$unsupported_languages d" |
724 | ;; | |
725 | bpf-*-*) | |
72a2ce3d | 726 | unsupported_languages="$unsupported_languages d" |
727 | ;; | |
728 | esac | |
729 | ;; | |
730 | esac | |
731 | ||
732 | # Disable libphobos on unsupported systems. | |
733 | # For testing, you can override this with --enable-libphobos. | |
734 | if test -d ${srcdir}/libphobos; then | |
735 | if test x$enable_libphobos = x; then | |
736 | AC_MSG_CHECKING([for libphobos support]) | |
737 | if (srcdir=${srcdir}/libphobos; \ | |
738 | . ${srcdir}/configure.tgt; \ | |
20abc61c | 739 | test "$LIBPHOBOS_SUPPORTED" != "yes") |
72a2ce3d | 740 | then |
741 | AC_MSG_RESULT([no]) | |
742 | noconfigdirs="$noconfigdirs target-libphobos" | |
743 | else | |
744 | AC_MSG_RESULT([yes]) | |
745 | fi | |
746 | fi | |
747 | fi | |
748 | ||
d5831552 | 749 | # Disable Fortran for some systems. |
750 | case "${target}" in | |
751 | mmix-*-*) | |
752 | # See <http://gcc.gnu.org/ml/gcc-patches/2004-11/msg00572.html>. | |
753 | unsupported_languages="$unsupported_languages fortran" | |
754 | ;; | |
3ec6f8cb | 755 | bpf-*-*) |
756 | unsupported_languages="$unsupported_languages fortran" | |
757 | ;; | |
d5831552 | 758 | esac |
759 | ||
38cf534f | 760 | # Disable libffi for some systems. |
761 | case "${target}" in | |
762 | powerpc-*-darwin*) | |
763 | ;; | |
764 | i[[3456789]]86-*-darwin*) | |
765 | ;; | |
766 | x86_64-*-darwin[[912]]*) | |
767 | ;; | |
768 | *-*-darwin*) | |
769 | noconfigdirs="$noconfigdirs target-libffi" | |
770 | ;; | |
771 | *-*-netware*) | |
772 | noconfigdirs="$noconfigdirs target-libffi" | |
773 | ;; | |
774 | *-*-phoenix*) | |
775 | noconfigdirs="$noconfigdirs target-libffi" | |
776 | ;; | |
777 | *-*-rtems*) | |
778 | noconfigdirs="$noconfigdirs target-libffi" | |
779 | ;; | |
780 | *-*-tpf*) | |
781 | noconfigdirs="$noconfigdirs target-libffi" | |
782 | ;; | |
783 | *-*-uclinux*) | |
784 | noconfigdirs="$noconfigdirs target-libffi" | |
785 | ;; | |
786 | *-*-vxworks*) | |
787 | noconfigdirs="$noconfigdirs target-libffi" | |
788 | ;; | |
88afddbc | 789 | aarch64*-*-freebsd*) |
790 | noconfigdirs="$noconfigdirs target-libffi" | |
791 | ;; | |
38cf534f | 792 | alpha*-*-*vms*) |
793 | noconfigdirs="$noconfigdirs target-libffi" | |
794 | ;; | |
795 | arm*-*-freebsd*) | |
796 | noconfigdirs="$noconfigdirs target-libffi" | |
797 | ;; | |
798 | arm-wince-pe) | |
799 | noconfigdirs="$noconfigdirs target-libffi" | |
800 | ;; | |
801 | arm*-*-symbianelf*) | |
802 | noconfigdirs="$noconfigdirs target-libffi" | |
803 | ;; | |
3ec6f8cb | 804 | bpf-*-*) |
805 | noconfigdirs="$noconfigdirs target-libffi" | |
806 | ;; | |
38cf534f | 807 | cris-*-* | crisv32-*-*) |
808 | case "${target}" in | |
809 | *-*-linux*) | |
810 | ;; | |
811 | *) # See PR46792 regarding target-libffi. | |
812 | noconfigdirs="$noconfigdirs target-libffi";; | |
813 | esac | |
814 | ;; | |
815 | hppa*64*-*-hpux*) | |
816 | noconfigdirs="$noconfigdirs target-libffi" | |
817 | ;; | |
818 | hppa*-hp-hpux11*) | |
819 | ;; | |
820 | hppa*-*-hpux*) | |
821 | noconfigdirs="$noconfigdirs target-libffi" | |
822 | ;; | |
823 | ia64*-*-*vms*) | |
824 | noconfigdirs="$noconfigdirs target-libffi" | |
825 | ;; | |
826 | i[[3456789]]86-w64-mingw*) | |
827 | noconfigdirs="$noconfigdirs target-libffi" | |
828 | ;; | |
829 | i[[3456789]]86-*-mingw*) | |
830 | noconfigdirs="$noconfigdirs target-libffi" | |
831 | ;; | |
832 | x86_64-*-mingw*) | |
833 | noconfigdirs="$noconfigdirs target-libffi" | |
834 | ;; | |
835 | mmix-*-*) | |
836 | noconfigdirs="$noconfigdirs target-libffi" | |
837 | ;; | |
838 | powerpc-*-aix*) | |
38cf534f | 839 | ;; |
840 | rs6000-*-aix*) | |
38cf534f | 841 | ;; |
842 | ft32-*-*) | |
843 | noconfigdirs="$noconfigdirs target-libffi" | |
844 | ;; | |
845 | *-*-lynxos*) | |
846 | noconfigdirs="$noconfigdirs target-libffi" | |
847 | ;; | |
848 | esac | |
849 | ||
850 | # Disable the go frontend on systems where it is known to not work. Please keep | |
851 | # this in sync with contrib/config-list.mk. | |
852 | case "${target}" in | |
3ec6f8cb | 853 | *-*-darwin* | *-*-cygwin* | *-*-mingw* | bpf-* ) |
38cf534f | 854 | unsupported_languages="$unsupported_languages go" |
855 | ;; | |
856 | esac | |
857 | ||
a6999726 | 858 | # Disable libgo for some systems where it is known to not work. |
859 | # For testing, you can easily override this with --enable-libgo. | |
860 | if test x$enable_libgo = x; then | |
861 | case "${target}" in | |
862 | *-*-darwin*) | |
863 | # PR 46986 | |
864 | noconfigdirs="$noconfigdirs target-libgo" | |
865 | ;; | |
866 | *-*-cygwin* | *-*-mingw*) | |
867 | noconfigdirs="$noconfigdirs target-libgo" | |
868 | ;; | |
3ec6f8cb | 869 | bpf-*-*) |
870 | noconfigdirs="$noconfigdirs target-libgo" | |
871 | ;; | |
a6999726 | 872 | esac |
873 | fi | |
874 | ||
1c5767f1 | 875 | # Default libgloss CPU subdirectory. |
876 | libgloss_dir="$target_cpu" | |
4ee9c684 | 877 | |
e0942c78 | 878 | case "${target}" in |
879 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) | |
880 | libgloss_dir=wince | |
881 | ;; | |
e26fddfa | 882 | aarch64*-*-* ) |
883 | libgloss_dir=aarch64 | |
884 | ;; | |
e0942c78 | 885 | arm*-*-*) |
886 | libgloss_dir=arm | |
887 | ;; | |
888 | cris-*-* | crisv32-*-*) | |
889 | libgloss_dir=cris | |
890 | ;; | |
891 | hppa*-*-*) | |
892 | libgloss_dir=pa | |
893 | ;; | |
894 | i[[3456789]]86-*-*) | |
895 | libgloss_dir=i386 | |
896 | ;; | |
897 | m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*) | |
898 | libgloss_dir=m68hc11 | |
899 | ;; | |
900 | m68*-*-* | fido-*-*) | |
901 | libgloss_dir=m68k | |
902 | ;; | |
903 | mips*-*-*) | |
904 | libgloss_dir=mips | |
905 | ;; | |
906 | powerpc*-*-*) | |
907 | libgloss_dir=rs6000 | |
908 | ;; | |
48aa9227 | 909 | pru-*-*) |
910 | libgloss_dir=pru | |
911 | ;; | |
e0942c78 | 912 | sparc*-*-*) |
913 | libgloss_dir=sparc | |
914 | ;; | |
915 | esac | |
916 | ||
d556f192 | 917 | # Disable newlib and libgloss for various target OSes. |
28e9041c | 918 | case "${target}" in |
d556f192 | 919 | alpha*-dec-osf*) |
920 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
921 | ;; | |
922 | i[[3456789]]86-*-linux*) | |
923 | # This section makes it possible to build newlib natively on linux. | |
924 | # If we are using a cross compiler then don't configure newlib. | |
925 | if test x${is_cross_compiler} != xno ; then | |
926 | noconfigdirs="$noconfigdirs target-newlib" | |
927 | fi | |
928 | noconfigdirs="$noconfigdirs target-libgloss" | |
929 | # If we are not using a cross compiler, do configure newlib. | |
930 | # Note however, that newlib will only be configured in this situation | |
931 | # if the --with-newlib option has been given, because otherwise | |
932 | # 'target-newlib' will appear in skipdirs. | |
933 | ;; | |
934 | i[[3456789]]86-*-rdos*) | |
935 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
936 | ;; | |
937 | sh*-*-pe|mips*-*-pe|arm-wince-pe) | |
938 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
939 | ;; | |
940 | sparc-*-sunos4*) | |
941 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
942 | ;; | |
3ec6f8cb | 943 | bpf-*-*) |
944 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
945 | ;; | |
d556f192 | 946 | *-*-aix*) |
947 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
948 | ;; | |
949 | *-*-beos*) | |
950 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
951 | ;; | |
f6dd84a6 | 952 | *-*-chorusos) |
71559dce | 953 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
f6dd84a6 | 954 | ;; |
d556f192 | 955 | *-*-dragonfly*) |
956 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
957 | ;; | |
958 | *-*-freebsd*) | |
959 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
960 | ;; | |
961 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) | |
962 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
963 | ;; | |
964 | *-*-lynxos*) | |
965 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
966 | ;; | |
967 | *-*-mingw*) | |
968 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
969 | ;; | |
970 | *-*-netbsd*) | |
971 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
972 | ;; | |
973 | *-*-netware*) | |
974 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
975 | ;; | |
976 | *-*-tpf*) | |
977 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
978 | ;; | |
979 | *-*-uclinux*) | |
980 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
981 | ;; | |
982 | *-*-vxworks*) | |
983 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
984 | ;; | |
985 | esac | |
986 | ||
987 | case "${target}" in | |
988 | *-*-chorusos) | |
989 | ;; | |
38f4c967 | 990 | aarch64-*-darwin*) |
991 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
992 | noconfigdirs="$noconfigdirs sim target-rda" | |
993 | ;; | |
d62c0949 | 994 | amdgcn*-*-*) |
995 | ;; | |
38f4c967 | 996 | arm-*-darwin*) |
997 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
998 | noconfigdirs="$noconfigdirs sim target-rda" | |
999 | ;; | |
40c500e1 | 1000 | powerpc-*-darwin*) |
dba2c8ea | 1001 | noconfigdirs="$noconfigdirs ld gas gdb gprof" |
d28caca4 | 1002 | noconfigdirs="$noconfigdirs sim target-rda" |
0894307c | 1003 | ;; |
ea864ded | 1004 | i[[3456789]]86-*-darwin*) |
1005 | noconfigdirs="$noconfigdirs ld gprof" | |
1006 | noconfigdirs="$noconfigdirs sim target-rda" | |
1007 | ;; | |
1008 | x86_64-*-darwin[[912]]*) | |
d9f9f3af | 1009 | noconfigdirs="$noconfigdirs ld gas gprof" |
1010 | noconfigdirs="$noconfigdirs sim target-rda" | |
1011 | ;; | |
fce068fd | 1012 | *-*-darwin*) |
1013 | noconfigdirs="$noconfigdirs ld gas gdb gprof" | |
1014 | noconfigdirs="$noconfigdirs sim target-rda" | |
fce068fd | 1015 | ;; |
e3a1fe08 | 1016 | *-*-dragonfly*) |
e3a1fe08 | 1017 | ;; |
c01dd063 | 1018 | *-*-freebsd*) |
4ee9c684 | 1019 | if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \ |
1020 | && test -f /usr/local/include/gmp.h; then | |
1021 | with_gmp=/usr/local | |
1022 | fi | |
4ee9c684 | 1023 | ;; |
336577be | 1024 | *-*-kaos*) |
1025 | # Remove unsupported stuff on all kaOS configurations. | |
336577be | 1026 | noconfigdirs="$noconfigdirs target-libgloss" |
1027 | ;; | |
1602f15c | 1028 | *-*-netbsd*) |
1602f15c | 1029 | ;; |
634f7a13 | 1030 | *-*-netware*) |
28e9041c | 1031 | ;; |
1d6aa005 | 1032 | *-*-phoenix*) |
1033 | noconfigdirs="$noconfigdirs target-libgloss" | |
1034 | ;; | |
952fead6 | 1035 | *-*-rtems*) |
f24be480 | 1036 | noconfigdirs="$noconfigdirs target-libgloss" |
952fead6 | 1037 | ;; |
9f88bc9d | 1038 | # The tpf target doesn't support gdb yet. |
1039 | *-*-tpf*) | |
d556f192 | 1040 | noconfigdirs="$noconfigdirs gdb tcl tk libgui itcl" |
9f88bc9d | 1041 | ;; |
688429c4 | 1042 | *-*-uclinux*) |
d556f192 | 1043 | noconfigdirs="$noconfigdirs target-rda" |
688429c4 | 1044 | ;; |
28e9041c | 1045 | *-*-vxworks*) |
28e9041c | 1046 | ;; |
8c7cf808 | 1047 | alpha*-dec-osf*) |
ebd9f514 | 1048 | # ld works, but does not support shared libraries. |
28e9041c | 1049 | # gas doesn't generate exception information. |
d556f192 | 1050 | noconfigdirs="$noconfigdirs gas ld" |
28e9041c | 1051 | ;; |
1052 | alpha*-*-*vms*) | |
f24be480 | 1053 | noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss" |
28e9041c | 1054 | ;; |
1055 | alpha*-*-*) | |
1056 | # newlib is not 64 bit ready | |
f24be480 | 1057 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
28e9041c | 1058 | ;; |
3ec6f8cb | 1059 | bpf-*-*) |
1060 | noconfigdirs="$noconfigdirs target-libobjc target-libbacktrace" | |
1061 | ;; | |
8027f1d6 | 1062 | sh*-*-pe|mips*-*-pe|*arm-wince-pe) |
f843f075 | 1063 | noconfigdirs="$noconfigdirs tcl tk itcl libgui sim" |
8027f1d6 | 1064 | ;; |
194b906d | 1065 | arc*-*-*) |
1066 | noconfigdirs="$noconfigdirs sim" | |
1067 | ;; | |
28e9041c | 1068 | arm-*-pe*) |
f24be480 | 1069 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1070 | ;; |
ed37269d | 1071 | arm-*-riscix*) |
71559dce | 1072 | noconfigdirs="$noconfigdirs ld target-libgloss" |
ed37269d | 1073 | ;; |
fd28e216 | 1074 | avr-*-*) |
1075 | if test x${with_avrlibc} != xno; then | |
1076 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" | |
1077 | fi | |
1078 | ;; | |
6c5e2f80 | 1079 | c4x-*-* | tic4x-*-*) |
71559dce | 1080 | noconfigdirs="$noconfigdirs target-libgloss" |
df2ff48f | 1081 | ;; |
71559dce | 1082 | tic54x-*-*) |
1083 | noconfigdirs="$noconfigdirs target-libgloss gdb" | |
df2ff48f | 1084 | ;; |
28e9041c | 1085 | d10v-*-*) |
71559dce | 1086 | noconfigdirs="$noconfigdirs target-libgloss" |
151ad919 | 1087 | ;; |
1088 | d30v-*-*) | |
71559dce | 1089 | noconfigdirs="$noconfigdirs gdb" |
28e9041c | 1090 | ;; |
f9254114 | 1091 | fr30-*-elf*) |
f24be480 | 1092 | noconfigdirs="$noconfigdirs gdb" |
f9254114 | 1093 | ;; |
6406d366 | 1094 | ft32-*-*) |
1095 | noconfigdirs="$noconfigdirs target-rda gprof" | |
1096 | ;; | |
ca2751b6 | 1097 | moxie-*-*) |
6406d366 | 1098 | noconfigdirs="$noconfigdirs" |
ca2751b6 | 1099 | ;; |
df2ff48f | 1100 | h8300*-*-*) |
f24be480 | 1101 | noconfigdirs="$noconfigdirs target-libgloss" |
df2ff48f | 1102 | ;; |
28e9041c | 1103 | h8500-*-*) |
71559dce | 1104 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1105 | ;; |
6675f2d9 | 1106 | hppa1.1-*-osf* | hppa1.1-*-bsd* ) |
6675f2d9 | 1107 | ;; |
6406d366 | 1108 | hppa*64*-*-hpux*) |
1109 | noconfigdirs="$noconfigdirs gdb" | |
1110 | ;; | |
1111 | hppa*-*-hpux11*) | |
1112 | noconfigdirs="$noconfigdirs gdb ld" | |
1113 | ;; | |
6bd59761 | 1114 | hppa*64*-*-linux*) |
954078d1 | 1115 | ;; |
99684e84 | 1116 | hppa*-*-linux*) |
08261f02 | 1117 | ;; |
28e9041c | 1118 | hppa*-*-*elf* | \ |
1ef89cd1 | 1119 | hppa*-*-lites* | \ |
dc0ea924 | 1120 | hppa*-*-openbsd* | \ |
1ef89cd1 | 1121 | hppa*64*-*-*) |
28e9041c | 1122 | ;; |
1c5767f1 | 1123 | hppa*-*-pro*) |
1c5767f1 | 1124 | ;; |
28e9041c | 1125 | hppa*-*-*) |
f24be480 | 1126 | noconfigdirs="$noconfigdirs ld" |
151ad919 | 1127 | ;; |
4a9237fb | 1128 | i960-*-*) |
71559dce | 1129 | noconfigdirs="$noconfigdirs gdb" |
4a9237fb | 1130 | ;; |
151ad919 | 1131 | ia64*-*-elf*) |
1132 | # No gdb support yet. | |
6c9785b4 | 1133 | noconfigdirs="$noconfigdirs readline libgui itcl gdb" |
151ad919 | 1134 | ;; |
df2ff48f | 1135 | ia64*-**-hpux*) |
1aca86a6 | 1136 | # No ld support yet. |
6406d366 | 1137 | noconfigdirs="$noconfigdirs gdb libgui itcl ld" |
df2ff48f | 1138 | ;; |
8408ca00 | 1139 | ia64*-*-*vms*) |
3211401d | 1140 | # No ld support yet. |
1141 | noconfigdirs="$noconfigdirs libgui itcl ld" | |
8408ca00 | 1142 | ;; |
ec2eb8fb | 1143 | i[[3456789]]86-w64-mingw*) |
ec2eb8fb | 1144 | ;; |
1145 | i[[3456789]]86-*-mingw*) | |
d6d689df | 1146 | target_configdirs="$target_configdirs target-winsup" |
fe284774 | 1147 | ;; |
151ad919 | 1148 | *-*-cygwin*) |
1149 | target_configdirs="$target_configdirs target-libtermcap target-winsup" | |
6c9785b4 | 1150 | noconfigdirs="$noconfigdirs target-libgloss" |
2c10944d | 1151 | # always build newlib if winsup directory is present. |
d6d689df | 1152 | if test -d "$srcdir/winsup/cygwin"; then |
2c10944d | 1153 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` |
3fba36a4 | 1154 | elif test -d "$srcdir/newlib"; then |
d6d689df | 1155 | echo "Warning: winsup/cygwin is missing so newlib can't be built." |
2c10944d | 1156 | fi |
fe284774 | 1157 | ;; |
f74ea578 | 1158 | i[[3456789]]86-*-pe) |
17b3d2a8 | 1159 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1160 | ;; |
f74ea578 | 1161 | i[[3456789]]86-*-sco3.2v5*) |
28e9041c | 1162 | # The linker does not yet know about weak symbols in COFF, |
1163 | # and is not configured to handle mixed ELF and COFF. | |
71559dce | 1164 | noconfigdirs="$noconfigdirs ld target-libgloss" |
28e9041c | 1165 | ;; |
f74ea578 | 1166 | i[[3456789]]86-*-sco*) |
71559dce | 1167 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
28e9041c | 1168 | ;; |
14f27bc6 | 1169 | i[[3456789]]86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*) |
ef1760c1 | 1170 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1171 | ;; |
f74ea578 | 1172 | i[[3456789]]86-*-sysv4*) |
71559dce | 1173 | noconfigdirs="$noconfigdirs target-libgloss" |
28e9041c | 1174 | ;; |
f74ea578 | 1175 | i[[3456789]]86-*-beos*) |
d556f192 | 1176 | noconfigdirs="$noconfigdirs gdb" |
602d002b | 1177 | ;; |
ab0da556 | 1178 | i[[3456789]]86-*-rdos*) |
d556f192 | 1179 | noconfigdirs="$noconfigdirs gdb" |
1c5767f1 | 1180 | ;; |
38135c1e | 1181 | mmix-*-*) |
f24be480 | 1182 | noconfigdirs="$noconfigdirs gdb" |
38135c1e | 1183 | ;; |
957985d9 | 1184 | mt-*-*) |
f6fa11cb | 1185 | noconfigdirs="$noconfigdirs sim" |
1186 | ;; | |
b9bdd103 | 1187 | nfp-*-*) |
1188 | noconfigdirs="$noconfigdirs ld gas gdb gprof sim" | |
1189 | noconfigdirs="$noconfigdirs $target_libraries" | |
1190 | ;; | |
28e9041c | 1191 | powerpc-*-aix*) |
1192 | # copied from rs6000-*-* entry | |
d556f192 | 1193 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1194 | ;; |
6bd59761 | 1195 | powerpc*-*-winnt* | powerpc*-*-pe*) |
28e9041c | 1196 | target_configdirs="$target_configdirs target-winsup" |
71559dce | 1197 | noconfigdirs="$noconfigdirs gdb tcl tk target-libgloss itcl" |
28e9041c | 1198 | # always build newlib. |
1199 | skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` | |
1200 | ;; | |
1201 | # This is temporary until we can link against shared libraries | |
1202 | powerpcle-*-solaris*) | |
71559dce | 1203 | noconfigdirs="$noconfigdirs gdb sim tcl tk itcl" |
28e9041c | 1204 | ;; |
1532359f | 1205 | powerpc-*-beos*) |
d556f192 | 1206 | noconfigdirs="$noconfigdirs gdb" |
151ad919 | 1207 | ;; |
28e9041c | 1208 | rs6000-*-lynxos*) |
d556f192 | 1209 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1210 | ;; |
1211 | rs6000-*-aix*) | |
d556f192 | 1212 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1213 | ;; |
1214 | rs6000-*-*) | |
f24be480 | 1215 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1216 | ;; |
1217 | m68k-apollo-*) | |
71559dce | 1218 | noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss" |
28e9041c | 1219 | ;; |
ba2b484f | 1220 | microblaze*) |
f24be480 | 1221 | noconfigdirs="$noconfigdirs gprof" |
ba2b484f | 1222 | ;; |
3e78a7ce | 1223 | mips*-sde-elf* | mips*-mti-elf* | mips*-img-elf*) |
68c9bc25 | 1224 | if test x$with_newlib = xyes; then |
1225 | noconfigdirs="$noconfigdirs gprof" | |
1226 | fi | |
68c9bc25 | 1227 | ;; |
28e9041c | 1228 | mips*-*-irix5*) |
71559dce | 1229 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
28e9041c | 1230 | ;; |
1231 | mips*-*-irix6*) | |
f24be480 | 1232 | noconfigdirs="$noconfigdirs gprof target-libgloss" |
28e9041c | 1233 | ;; |
28e9041c | 1234 | mips*-*-bsd*) |
d6449910 | 1235 | noconfigdirs="$noconfigdirs ld gas gprof target-libgloss" |
28e9041c | 1236 | ;; |
857f2cca | 1237 | mips*-*-linux*) |
857f2cca | 1238 | ;; |
d6449910 | 1239 | mips*-*-ultrix* | mips*-*-osf* | mips*-*-ecoff* | mips*-*-pe* \ |
1240 | | mips*-*-irix* | mips*-*-lnews* | mips*-*-riscos*) | |
1241 | noconfigdirs="$noconfigdirs ld gas gprof" | |
1242 | ;; | |
28e9041c | 1243 | mips*-*-*) |
f24be480 | 1244 | noconfigdirs="$noconfigdirs gprof" |
28e9041c | 1245 | ;; |
8ce80784 | 1246 | nvptx*-*-*) |
8ce80784 | 1247 | noconfigdirs="$noconfigdirs target-libssp target-libstdc++-v3 target-libobjc" |
1248 | ;; | |
9a9b5abf | 1249 | sh-*-*) |
39f6b116 | 1250 | case "${target}" in |
1251 | sh*-*-elf) | |
f24be480 | 1252 | ;; |
39f6b116 | 1253 | *) |
f24be480 | 1254 | noconfigdirs="$noconfigdirs target-libgloss" ;; |
39f6b116 | 1255 | esac |
28e9041c | 1256 | ;; |
1257 | sparc-*-sunos4*) | |
d556f192 | 1258 | if test x${is_cross_compiler} = xno ; then |
28e9041c | 1259 | use_gnu_ld=no |
1260 | fi | |
1261 | ;; | |
fa0a53e3 | 1262 | tic6x-*-*) |
ccdfa490 | 1263 | noconfigdirs="$noconfigdirs sim" |
fa0a53e3 | 1264 | ;; |
2da35515 | 1265 | tilepro*-*-* | tilegx*-*-*) |
e5fa74b2 | 1266 | noconfigdirs="$noconfigdirs sim" |
1267 | ;; | |
28e9041c | 1268 | v810-*-*) |
71559dce | 1269 | noconfigdirs="$noconfigdirs bfd binutils gas gdb ld opcodes target-libgloss" |
28e9041c | 1270 | ;; |
1271 | vax-*-*) | |
f24be480 | 1272 | noconfigdirs="$noconfigdirs target-newlib target-libgloss" |
28e9041c | 1273 | ;; |
c2762a30 | 1274 | wasm32-*-*) |
1275 | noconfigdirs="$noconfigdirs ld" | |
1276 | ;; | |
28e9041c | 1277 | esac |
1278 | ||
28e9041c | 1279 | # If we aren't building newlib, then don't build libgloss, since libgloss |
1280 | # depends upon some newlib header files. | |
1281 | case "${noconfigdirs}" in | |
1282 | *target-libgloss*) ;; | |
1283 | *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;; | |
13b1b53a | 1284 | esac |
28e9041c | 1285 | |
13b1b53a | 1286 | # Work in distributions that contain no compiler tools, like Autoconf. |
71ab34df | 1287 | host_makefile_frag=/dev/null |
13b1b53a | 1288 | if test -d ${srcdir}/config ; then |
1289 | case "${host}" in | |
f74ea578 | 1290 | i[[3456789]]86-*-msdosdjgpp*) |
13b1b53a | 1291 | host_makefile_frag="config/mh-djgpp" |
1292 | ;; | |
1293 | *-cygwin*) | |
45043b2b | 1294 | ACX_CHECK_CYGWIN_CAT_WORKS |
13b1b53a | 1295 | host_makefile_frag="config/mh-cygwin" |
1296 | ;; | |
5a92bcc2 | 1297 | *-mingw*) |
70d8e49e | 1298 | host_makefile_frag="config/mh-mingw" |
06dd9e69 | 1299 | ;; |
bed3355c | 1300 | alpha*-linux*) |
539ded76 | 1301 | host_makefile_frag="config/mh-alpha-linux" |
1302 | ;; | |
3bed0958 | 1303 | hppa*-hp-hpux10*) |
3bed0958 | 1304 | host_makefile_frag="config/mh-pa-hpux10" |
13b1b53a | 1305 | ;; |
b2240ff6 | 1306 | hppa*-hp-hpux*) |
3bed0958 | 1307 | host_makefile_frag="config/mh-pa" |
1308 | ;; | |
1309 | hppa*-*) | |
1310 | host_makefile_frag="config/mh-pa" | |
1311 | ;; | |
16463c8d | 1312 | *-*-darwin*) |
1313 | host_makefile_frag="config/mh-darwin" | |
0222d984 | 1314 | ;; |
9d44a802 | 1315 | powerpc-*-aix*) |
1316 | host_makefile_frag="config/mh-ppc-aix" | |
1317 | ;; | |
1318 | rs6000-*-aix*) | |
1319 | host_makefile_frag="config/mh-ppc-aix" | |
1320 | ;; | |
13b1b53a | 1321 | esac |
1322 | fi | |
1323 | ||
c24c5e46 | 1324 | if test "${build}" != "${host}" ; then |
93c5e793 | 1325 | AR_FOR_BUILD=${AR_FOR_BUILD-ar} |
1326 | AS_FOR_BUILD=${AS_FOR_BUILD-as} | |
c24c5e46 | 1327 | CC_FOR_BUILD=${CC_FOR_BUILD-gcc} |
93c5e793 | 1328 | CXX_FOR_BUILD=${CXX_FOR_BUILD-g++} |
93c5e793 | 1329 | GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran} |
5ff5b630 | 1330 | GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo} |
03385ed3 | 1331 | GDC_FOR_BUILD=${GDC_FOR_BUILD-gdc} |
93c5e793 | 1332 | DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool} |
1333 | LD_FOR_BUILD=${LD_FOR_BUILD-ld} | |
1334 | NM_FOR_BUILD=${NM_FOR_BUILD-nm} | |
1335 | RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib} | |
1336 | WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres} | |
1337 | WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc} | |
c24c5e46 | 1338 | else |
93c5e793 | 1339 | AR_FOR_BUILD="\$(AR)" |
1340 | AS_FOR_BUILD="\$(AS)" | |
c24c5e46 | 1341 | CC_FOR_BUILD="\$(CC)" |
93c5e793 | 1342 | CXX_FOR_BUILD="\$(CXX)" |
93c5e793 | 1343 | GFORTRAN_FOR_BUILD="\$(GFORTRAN)" |
5ff5b630 | 1344 | GOC_FOR_BUILD="\$(GOC)" |
03385ed3 | 1345 | GDC_FOR_BUILD="\$(GDC)" |
93c5e793 | 1346 | DLLTOOL_FOR_BUILD="\$(DLLTOOL)" |
1347 | LD_FOR_BUILD="\$(LD)" | |
1348 | NM_FOR_BUILD="\$(NM)" | |
1349 | RANLIB_FOR_BUILD="\$(RANLIB)" | |
1350 | WINDRES_FOR_BUILD="\$(WINDRES)" | |
1351 | WINDMC_FOR_BUILD="\$(WINDMC)" | |
eae5b2bc | 1352 | fi |
c24c5e46 | 1353 | |
eae5b2bc | 1354 | AC_PROG_CC |
1355 | AC_PROG_CXX | |
1356 | ||
1357 | # We must set the default linker to the linker used by gcc for the correct | |
1358 | # operation of libtool. If LD is not defined and we are using gcc, try to | |
1359 | # set the LD default to the ld used by gcc. | |
1360 | if test -z "$LD"; then | |
1361 | if test "$GCC" = yes; then | |
1362 | case $build in | |
1363 | *-*-mingw*) | |
1364 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;; | |
1365 | *) | |
1366 | gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;; | |
1367 | esac | |
1368 | case $gcc_prog_ld in | |
1369 | # Accept absolute paths. | |
1370 | [[\\/]* | [A-Za-z]:[\\/]*)] | |
1371 | LD="$gcc_prog_ld" ;; | |
1372 | esac | |
1373 | fi | |
c24c5e46 | 1374 | fi |
1375 | ||
13687c85 | 1376 | # Check whether -static-libstdc++ -static-libgcc is supported. |
1377 | have_static_libs=no | |
1378 | if test "$GCC" = yes; then | |
1379 | saved_LDFLAGS="$LDFLAGS" | |
1380 | ||
1381 | LDFLAGS="$LDFLAGS -static-libstdc++ -static-libgcc" | |
1382 | AC_MSG_CHECKING([whether g++ accepts -static-libstdc++ -static-libgcc]) | |
1383 | AC_LANG_PUSH(C++) | |
f00f02a3 | 1384 | AC_LINK_IFELSE([AC_LANG_SOURCE([ |
74f1ea54 | 1385 | #if (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 5) |
1386 | #error -static-libstdc++ not implemented | |
1387 | #endif | |
f00f02a3 | 1388 | int main() {}])], |
13687c85 | 1389 | [AC_MSG_RESULT([yes]); have_static_libs=yes], |
1390 | [AC_MSG_RESULT([no])]) | |
1391 | AC_LANG_POP(C++) | |
1392 | ||
1393 | LDFLAGS="$saved_LDFLAGS" | |
1394 | fi | |
1395 | ||
c24c5e46 | 1396 | ACX_PROG_GNAT |
7bcc3b4a | 1397 | ACX_PROG_CMP_IGNORE_INITIAL |
c24c5e46 | 1398 | |
6c59dfa4 | 1399 | AC_ARG_ENABLE([bootstrap], |
1400 | [AS_HELP_STRING([--enable-bootstrap], | |
1401 | [enable bootstrapping @<:@yes if native build@:>@])],, | |
1402 | enable_bootstrap=default) | |
1403 | ||
1404 | # Issue errors and warnings for invalid/strange bootstrap combinations. | |
d7c9b4c1 | 1405 | if test -r $srcdir/gcc/configure; then |
1406 | have_compiler=yes | |
1407 | else | |
1408 | have_compiler=no | |
1409 | fi | |
6c59dfa4 | 1410 | |
1411 | case "$have_compiler:$host:$target:$enable_bootstrap" in | |
1412 | *:*:*:no) ;; | |
1413 | ||
1414 | # Default behavior. Enable bootstrap if we have a compiler | |
1415 | # and we are in a native configuration. | |
1416 | yes:$build:$build:default) | |
1417 | enable_bootstrap=yes ;; | |
1418 | ||
1419 | *:*:*:default) | |
1420 | enable_bootstrap=no ;; | |
1421 | ||
1422 | # We have a compiler and we are in a native configuration, bootstrap is ok | |
1423 | yes:$build:$build:yes) | |
1424 | ;; | |
1425 | ||
1426 | # Other configurations, but we have a compiler. Assume the user knows | |
1427 | # what he's doing. | |
1428 | yes:*:*:yes) | |
1429 | AC_MSG_WARN([trying to bootstrap a cross compiler]) | |
1430 | ;; | |
1431 | ||
1432 | # No compiler: if they passed --enable-bootstrap explicitly, fail | |
1433 | no:*:*:yes) | |
1434 | AC_MSG_ERROR([cannot bootstrap without a compiler]) ;; | |
1435 | ||
1436 | # Fail if wrong command line | |
1437 | *) | |
1438 | AC_MSG_ERROR([invalid option for --enable-bootstrap]) | |
1439 | ;; | |
1440 | esac | |
1441 | ||
27590679 | 1442 | # When bootstrapping with GCC, build stage 1 in C++98 mode to ensure that a |
1443 | # C++98 compiler can still start the bootstrap. | |
1444 | if test "$enable_bootstrap:$GXX" = "yes:yes"; then | |
dce53dbc | 1445 | CXX="$CXX -std=gnu++98" |
27590679 | 1446 | fi |
1447 | ||
c3fc6a63 | 1448 | # Used for setting $lt_cv_objdir |
1449 | _LT_CHECK_OBJDIR | |
1450 | ||
7601a55c | 1451 | # Check for GMP, MPFR and MPC |
16de6a81 | 1452 | gmplibs="-lmpc -lmpfr -lgmp" |
4ee9c684 | 1453 | gmpinc= |
d45318b3 | 1454 | have_gmp=no |
7601a55c | 1455 | |
1456 | # Specify a location for mpc | |
1457 | # check for this first so it ends up on the link line before mpfr. | |
8747a938 | 1458 | AC_ARG_WITH(mpc, |
1459 | [AS_HELP_STRING([--with-mpc=PATH], | |
1460 | [specify prefix directory for installed MPC package. | |
1461 | Equivalent to --with-mpc-include=PATH/include | |
1462 | plus --with-mpc-lib=PATH/lib])]) | |
1463 | AC_ARG_WITH(mpc-include, | |
1464 | [AS_HELP_STRING([--with-mpc-include=PATH], | |
1465 | [specify directory for installed MPC include files])]) | |
1466 | AC_ARG_WITH(mpc-lib, | |
1467 | [AS_HELP_STRING([--with-mpc-lib=PATH], | |
1468 | [specify directory for the installed MPC library])]) | |
7601a55c | 1469 | |
1470 | if test "x$with_mpc" != x; then | |
16de6a81 | 1471 | gmplibs="-L$with_mpc/lib $gmplibs" |
1472 | gmpinc="-I$with_mpc/include $gmpinc" | |
7601a55c | 1473 | fi |
1474 | if test "x$with_mpc_include" != x; then | |
16de6a81 | 1475 | gmpinc="-I$with_mpc_include $gmpinc" |
7601a55c | 1476 | fi |
1477 | if test "x$with_mpc_lib" != x; then | |
16de6a81 | 1478 | gmplibs="-L$with_mpc_lib $gmplibs" |
7601a55c | 1479 | fi |
1480 | if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then | |
c3fc6a63 | 1481 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs" |
16de6a81 | 1482 | gmpinc='-I$$s/mpc/src '"$gmpinc" |
7601a55c | 1483 | # Do not test the mpc version. Assume that it is sufficient, since |
1484 | # it is in the source tree, and the library has not been built yet | |
1485 | # but it would be included on the link line in the version check below | |
1486 | # hence making the test fail. | |
16de6a81 | 1487 | have_gmp=yes |
7601a55c | 1488 | fi |
d45318b3 | 1489 | |
5ca838b8 | 1490 | # Specify a location for mpfr |
1491 | # check for this first so it ends up on the link line before gmp. | |
8747a938 | 1492 | AC_ARG_WITH(mpfr-dir, |
1493 | [AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])], | |
1494 | [AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed. | |
1495 | Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])]) | |
1496 | ||
1497 | AC_ARG_WITH(mpfr, | |
1498 | [AS_HELP_STRING([--with-mpfr=PATH], | |
1499 | [specify prefix directory for installed MPFR package. | |
1500 | Equivalent to --with-mpfr-include=PATH/include | |
1501 | plus --with-mpfr-lib=PATH/lib])]) | |
1502 | AC_ARG_WITH(mpfr-include, | |
1503 | [AS_HELP_STRING([--with-mpfr-include=PATH], | |
1504 | [specify directory for installed MPFR include files])]) | |
1505 | AC_ARG_WITH(mpfr-lib, | |
1506 | [AS_HELP_STRING([--with-mpfr-lib=PATH], | |
1507 | [specify directory for the installed MPFR library])]) | |
5ca838b8 | 1508 | |
1509 | if test "x$with_mpfr" != x; then | |
1510 | gmplibs="-L$with_mpfr/lib $gmplibs" | |
16de6a81 | 1511 | gmpinc="-I$with_mpfr/include $gmpinc" |
5ca838b8 | 1512 | fi |
a5144c1d | 1513 | if test "x$with_mpfr_include" != x; then |
16de6a81 | 1514 | gmpinc="-I$with_mpfr_include $gmpinc" |
a5144c1d | 1515 | fi |
1516 | if test "x$with_mpfr_lib" != x; then | |
1517 | gmplibs="-L$with_mpfr_lib $gmplibs" | |
1518 | fi | |
d45318b3 | 1519 | if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then |
efa1150d | 1520 | # MPFR v3.1.0 moved the sources into a src sub-directory. |
1521 | if ! test -d ${srcdir}/mpfr/src; then | |
1522 | AC_MSG_ERROR([dnl | |
1523 | Building GCC with MPFR in the source tree is only handled for MPFR 3.1.0+.]) | |
1524 | fi | |
4b2246ef | 1525 | gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir $gmplibs" |
1526 | gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr/src -I$$s/mpfr/src '"$gmpinc" | |
1527 | extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr/src --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir" | |
d45318b3 | 1528 | # Do not test the mpfr version. Assume that it is sufficient, since |
1529 | # it is in the source tree, and the library has not been built yet | |
1530 | # but it would be included on the link line in the version check below | |
1531 | # hence making the test fail. | |
1532 | have_gmp=yes | |
1533 | fi | |
5ca838b8 | 1534 | |
4ee9c684 | 1535 | # Specify a location for gmp |
8747a938 | 1536 | AC_ARG_WITH(gmp-dir, |
1537 | [AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])], | |
1538 | [AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed. | |
1539 | Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])]) | |
1540 | ||
1541 | AC_ARG_WITH(gmp, | |
1542 | [AS_HELP_STRING([--with-gmp=PATH], | |
1543 | [specify prefix directory for the installed GMP package. | |
1544 | Equivalent to --with-gmp-include=PATH/include | |
1545 | plus --with-gmp-lib=PATH/lib])]) | |
1546 | AC_ARG_WITH(gmp-include, | |
1547 | [AS_HELP_STRING([--with-gmp-include=PATH], | |
1548 | [specify directory for installed GMP include files])]) | |
1549 | AC_ARG_WITH(gmp-lib, | |
1550 | [AS_HELP_STRING([--with-gmp-lib=PATH], | |
1551 | [specify directory for the installed GMP library])]) | |
4ee9c684 | 1552 | |
4ee9c684 | 1553 | |
5ca838b8 | 1554 | if test "x$with_gmp" != x; then |
1555 | gmplibs="-L$with_gmp/lib $gmplibs" | |
1556 | gmpinc="-I$with_gmp/include $gmpinc" | |
4ee9c684 | 1557 | fi |
a5144c1d | 1558 | if test "x$with_gmp_include" != x; then |
1559 | gmpinc="-I$with_gmp_include $gmpinc" | |
1560 | fi | |
1561 | if test "x$with_gmp_lib" != x; then | |
1562 | gmplibs="-L$with_gmp_lib $gmplibs" | |
1563 | fi | |
d45318b3 | 1564 | if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then |
c3fc6a63 | 1565 | gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs" |
d45318b3 | 1566 | gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc" |
b9a8e4c4 | 1567 | extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" |
c3fc6a63 | 1568 | extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir" |
e4128452 | 1569 | extra_isl_gmp_configure_flags='--with-gmp-builddir=$$r/$(HOST_SUBDIR)/gmp' |
d45318b3 | 1570 | # Do not test the gmp version. Assume that it is sufficient, since |
1571 | # it is in the source tree, and the library has not been built yet | |
1572 | # but it would be included on the link line in the version check below | |
1573 | # hence making the test fail. | |
1574 | have_gmp=yes | |
1575 | fi | |
4ee9c684 | 1576 | |
16c9b2e3 | 1577 | if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then |
d45318b3 | 1578 | have_gmp=yes |
1579 | saved_CFLAGS="$CFLAGS" | |
1580 | CFLAGS="$CFLAGS $gmpinc" | |
17b6993a | 1581 | # Check for the recommended and required versions of GMP. |
1582 | AC_MSG_CHECKING([for the correct version of gmp.h]) | |
d45318b3 | 1583 | AC_TRY_COMPILE([#include "gmp.h"],[ |
17b6993a | 1584 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) |
1585 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
f819bb73 | 1586 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,3) |
112f3d57 | 1587 | choke me |
d45318b3 | 1588 | #endif |
4fd35f21 | 1589 | ], [AC_TRY_COMPILE([#include <gmp.h>],[ |
17b6993a | 1590 | #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) |
1591 | #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) | |
1592 | #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2) | |
1593 | choke me | |
1594 | #endif | |
4fd35f21 | 1595 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
17b6993a | 1596 | [AC_MSG_RESULT([no]); have_gmp=no]) |
d45318b3 | 1597 | |
7601a55c | 1598 | # If we have GMP, check the MPFR version. |
d45318b3 | 1599 | if test x"$have_gmp" = xyes; then |
17b6993a | 1600 | # Check for the recommended and required versions of MPFR. |
1601 | AC_MSG_CHECKING([for the correct version of mpfr.h]) | |
7601a55c | 1602 | AC_TRY_COMPILE([#include <gmp.h> |
d45318b3 | 1603 | #include <mpfr.h>],[ |
cb1d9044 | 1604 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,0) |
d45318b3 | 1605 | choke me |
1606 | #endif | |
4fd35f21 | 1607 | ], [AC_TRY_COMPILE([#include <gmp.h> |
7601a55c | 1608 | #include <mpfr.h>],[ |
17b6993a | 1609 | #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2) |
7601a55c | 1610 | choke me |
1611 | #endif | |
4fd35f21 | 1612 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
7601a55c | 1613 | [AC_MSG_RESULT([no]); have_gmp=no]) |
1614 | fi | |
1615 | ||
1616 | # Check for the MPC header version. | |
16de6a81 | 1617 | if test x"$have_gmp" = xyes ; then |
17b6993a | 1618 | # Check for the recommended and required versions of MPC. |
7601a55c | 1619 | AC_MSG_CHECKING([for the correct version of mpc.h]) |
1620 | AC_TRY_COMPILE([#include <mpc.h>],[ | |
17b6993a | 1621 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,0) |
7601a55c | 1622 | choke me |
1623 | #endif | |
4fd35f21 | 1624 | ], [AC_TRY_COMPILE([#include <mpc.h>],[ |
17b6993a | 1625 | #if MPC_VERSION < MPC_VERSION_NUM(0,8,1) |
1626 | choke me | |
1627 | #endif | |
4fd35f21 | 1628 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])], |
17b6993a | 1629 | [AC_MSG_RESULT([no]); have_gmp=no]) |
7601a55c | 1630 | fi |
1631 | ||
1632 | # Now check the MPFR library. | |
1633 | if test x"$have_gmp" = xyes; then | |
1634 | saved_LIBS="$LIBS" | |
1635 | LIBS="$LIBS $gmplibs" | |
16de6a81 | 1636 | AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries]) |
1637 | AC_TRY_LINK([#include <mpc.h>],[ | |
78a477ad | 1638 | mpfr_t n; |
1639 | mpfr_t x; | |
16de6a81 | 1640 | mpc_t c; |
d45318b3 | 1641 | int t; |
78a477ad | 1642 | mpfr_init (n); |
1643 | mpfr_init (x); | |
d45318b3 | 1644 | mpfr_atan2 (n, n, x, GMP_RNDN); |
1645 | mpfr_erfc (n, x, GMP_RNDN); | |
1646 | mpfr_subnormalize (x, t, GMP_RNDN); | |
16de6a81 | 1647 | mpfr_clear(n); |
1648 | mpfr_clear(x); | |
1649 | mpc_init2 (c, 53); | |
1650 | mpc_set_ui_ui (c, 1, 1, MPC_RNDNN); | |
1651 | mpc_cosh (c, c, MPC_RNDNN); | |
1652 | mpc_pow (c, c, c, MPC_RNDNN); | |
1653 | mpc_acosh (c, c, MPC_RNDNN); | |
1654 | mpc_clear (c); | |
7601a55c | 1655 | ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no]) |
1656 | LIBS="$saved_LIBS" | |
d45318b3 | 1657 | fi |
7601a55c | 1658 | |
d45318b3 | 1659 | CFLAGS="$saved_CFLAGS" |
4ee9c684 | 1660 | |
17b6993a | 1661 | # The library versions listed in the error message below should match |
1662 | # the HARD-minimums enforced above. | |
d45318b3 | 1663 | if test x$have_gmp != xyes; then |
cb1d9044 | 1664 | AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.4.0+ and MPC 0.8.0+. |
16de6a81 | 1665 | Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify |
1666 | their locations. Source code for these libraries can be found at | |
1667 | their respective hosting sites as well as at | |
1668 | ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also | |
1669 | http://gcc.gnu.org/install/prerequisites.html for additional info. If | |
1670 | you obtained GMP, MPFR and/or MPC from a vendor distribution package, | |
1671 | make sure that you have installed both the libraries and the header | |
1672 | files. They may be located in separate packages.]) | |
d45318b3 | 1673 | fi |
6a086156 | 1674 | fi |
1675 | ||
7601a55c | 1676 | # Flags needed for both GMP, MPFR and/or MPC. |
4ee9c684 | 1677 | AC_SUBST(gmplibs) |
1678 | AC_SUBST(gmpinc) | |
bff7ea4a | 1679 | AC_SUBST(extra_mpfr_configure_flags) |
7601a55c | 1680 | AC_SUBST(extra_mpc_gmp_configure_flags) |
1681 | AC_SUBST(extra_mpc_mpfr_configure_flags) | |
e4128452 | 1682 | AC_SUBST(extra_isl_gmp_configure_flags) |
4ee9c684 | 1683 | |
7ab76cec | 1684 | # Libraries to use for stage1 or when not bootstrapping. |
1685 | AC_ARG_WITH(stage1-libs, | |
8747a938 | 1686 | [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])], |
7ab76cec | 1687 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1688 | stage1_libs= | |
1689 | else | |
1690 | stage1_libs=$withval | |
1691 | fi], | |
9d71bbdc | 1692 | [stage1_libs=]) |
7ab76cec | 1693 | AC_SUBST(stage1_libs) |
1694 | ||
2b89c028 | 1695 | # Whether or not to use -static-libstdc++ and -static-libgcc. The |
1696 | # default is yes if gcc is being built; no otherwise. The reason for | |
1697 | # this default is that gdb is sometimes linked against GNU Source | |
1698 | # Highlight, which is a shared library that uses C++ exceptions. In | |
1699 | # this case, -static-libstdc++ will cause crashes. | |
1700 | AC_ARG_WITH(static-standard-libraries, | |
1701 | [AS_HELP_STRING([--with-static-standard-libraries], | |
1702 | [use -static-libstdc++ and -static-libgcc (default=auto)])], | |
1703 | [], [with_static_standard_libraries=auto]) | |
1704 | if test "$with_static_standard_libraries" = auto; then | |
1705 | with_static_standard_libraries=$have_compiler | |
1706 | fi | |
1707 | ||
13687c85 | 1708 | # Linker flags to use for stage1 or when not bootstrapping. |
1709 | AC_ARG_WITH(stage1-ldflags, | |
1710 | [AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])], | |
1711 | [if test "$withval" = "no" -o "$withval" = "yes"; then | |
1712 | stage1_ldflags= | |
1713 | else | |
1714 | stage1_ldflags=$withval | |
1715 | fi], | |
1716 | [stage1_ldflags= | |
1717 | # In stage 1, default to linking libstdc++ and libgcc statically with GCC | |
1718 | # if supported. But if the user explicitly specified the libraries to use, | |
1719 | # trust that they are doing what they want. | |
2b89c028 | 1720 | if test "$with_static_standard_libraries" = yes -a "$stage1_libs" = "" \ |
1721 | -a "$have_static_libs" = yes; then | |
13687c85 | 1722 | stage1_ldflags="-static-libstdc++ -static-libgcc" |
1723 | fi]) | |
1724 | AC_SUBST(stage1_ldflags) | |
1725 | ||
9d71bbdc | 1726 | # Libraries to use for stage2 and later builds. |
7ab76cec | 1727 | AC_ARG_WITH(boot-libs, |
8747a938 | 1728 | [AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])], |
7ab76cec | 1729 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1730 | poststage1_libs= | |
1731 | else | |
5110389d | 1732 | poststage1_libs=$withval |
7ab76cec | 1733 | fi], |
9d71bbdc | 1734 | [poststage1_libs=]) |
7ab76cec | 1735 | AC_SUBST(poststage1_libs) |
1736 | ||
d6dfe18a | 1737 | # Linker flags to use for stage2 and later builds. |
1738 | AC_ARG_WITH(boot-ldflags, | |
8747a938 | 1739 | [AS_HELP_STRING([--with-boot-ldflags=FLAGS], |
1740 | [linker flags for stage2 and later])], | |
d6dfe18a | 1741 | [if test "$withval" = "no" -o "$withval" = "yes"; then |
1742 | poststage1_ldflags= | |
1743 | else | |
1744 | poststage1_ldflags=$withval | |
1745 | fi], | |
1746 | [poststage1_ldflags= | |
7deb2d70 | 1747 | # In stages 2 and 3, default to linking libstdc++ and libgcc |
1748 | # statically. But if the user explicitly specified the libraries to | |
1749 | # use, trust that they are doing what they want. | |
1750 | if test "$poststage1_libs" = ""; then | |
d6dfe18a | 1751 | poststage1_ldflags="-static-libstdc++ -static-libgcc" |
1752 | fi]) | |
1753 | AC_SUBST(poststage1_ldflags) | |
1754 | ||
71130ef8 | 1755 | # GCC GRAPHITE dependency isl. |
572cf1f7 | 1756 | # Basic setup is inlined here, actual checks are in config/isl.m4 |
83d54ac4 | 1757 | |
83d54ac4 | 1758 | AC_ARG_WITH(isl, |
1759 | [AS_HELP_STRING( | |
1760 | [--with-isl=PATH], | |
71130ef8 | 1761 | [Specify prefix directory for the installed isl package. |
83d54ac4 | 1762 | Equivalent to --with-isl-include=PATH/include |
1763 | plus --with-isl-lib=PATH/lib])]) | |
1764 | ||
429cca51 | 1765 | # Treat --without-isl as a request to disable |
83d54ac4 | 1766 | # GRAPHITE support and skip all following checks. |
429cca51 | 1767 | if test "x$with_isl" != "xno"; then |
71130ef8 | 1768 | # Check for isl |
83d54ac4 | 1769 | dnl Provide configure switches and initialize islinc & isllibs |
1770 | dnl with user input. | |
1771 | ISL_INIT_FLAGS | |
71130ef8 | 1772 | dnl The versions of isl that work for Graphite |
b6de67fd | 1773 | ISL_CHECK_VERSION() |
71130ef8 | 1774 | dnl Only execute fail-action, if isl has been requested. |
87e20041 | 1775 | ISL_IF_FAILED([ |
71130ef8 | 1776 | AC_MSG_ERROR([Unable to find a usable isl. See config.log for details.])]) |
255b6be7 | 1777 | fi |
255b6be7 | 1778 | |
71130ef8 | 1779 | # If the isl check failed, disable builds of in-tree variant of isl |
83d54ac4 | 1780 | if test "x$with_isl" = xno || |
83d54ac4 | 1781 | test "x$gcc_cv_isl" = xno; then |
572cf1f7 | 1782 | noconfigdirs="$noconfigdirs isl" |
83d54ac4 | 1783 | islinc= |
429cca51 | 1784 | fi |
1785 | ||
1786 | AC_SUBST(isllibs) | |
83d54ac4 | 1787 | AC_SUBST(islinc) |
83d54ac4 | 1788 | |
7bfefa9d | 1789 | # Check for LTO support. |
1790 | AC_ARG_ENABLE(lto, | |
8747a938 | 1791 | [AS_HELP_STRING([--enable-lto], [enable link time optimization support])], |
7bfefa9d | 1792 | enable_lto=$enableval, |
1793 | enable_lto=yes; default_enable_lto=yes) | |
1794 | ||
25630dc7 | 1795 | ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always. |
1796 | build_lto_plugin=yes | |
1797 | ],[if test x"$default_enable_lto" = x"yes" ; then | |
4ae8c98f | 1798 | case $target in |
c96ae98b | 1799 | *-apple-darwin[[912]]* | *-cygwin* | *-mingw* | *djgpp*) ;; |
25630dc7 | 1800 | # On other non-ELF platforms, LTO has yet to be validated. |
4ae8c98f | 1801 | *) enable_lto=no ;; |
1802 | esac | |
4d992eb6 | 1803 | else |
62932e4d | 1804 | # Apart from ELF platforms, only Windows and Darwin support LTO so far. |
1805 | # It would also be nice to check the binutils support, but we don't | |
4d992eb6 | 1806 | # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just |
1807 | # warn during gcc/ subconfigure; unless you're bootstrapping with | |
1808 | # -flto it won't be needed until after installation anyway. | |
1809 | case $target in | |
7aa50266 | 1810 | *-cygwin* | *-mingw* | *-apple-darwin* | *djgpp*) ;; |
4d992eb6 | 1811 | *) if test x"$enable_lto" = x"yes"; then |
1812 | AC_MSG_ERROR([LTO support is not enabled for this target.]) | |
1813 | fi | |
1814 | ;; | |
1815 | esac | |
1816 | fi | |
ca42e774 | 1817 | # Among non-ELF, only Windows platforms support the lto-plugin so far. |
25630dc7 | 1818 | # Build it unless LTO was explicitly disabled. |
ca42e774 | 1819 | case $target in |
25630dc7 | 1820 | *-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;; |
ca42e774 | 1821 | *) ;; |
1822 | esac | |
25630dc7 | 1823 | ]) |
7bfefa9d | 1824 | |
1015a063 | 1825 | AC_ARG_ENABLE(linker-plugin-configure-flags, |
1826 | [AS_HELP_STRING([[--enable-linker-plugin-configure-flags=FLAGS]], | |
1827 | [additional flags for configuring linker plugins @<:@none@:>@])], | |
1828 | extra_linker_plugin_configure_flags=$enableval, | |
1829 | extra_linker_plugin_configure_flags=) | |
1830 | AC_SUBST(extra_linker_plugin_configure_flags) | |
1831 | AC_ARG_ENABLE(linker-plugin-flags, | |
1832 | [AS_HELP_STRING([[--enable-linker-plugin-flags=FLAGS]], | |
1833 | [additional flags for configuring and building linker plugins @<:@none@:>@])], | |
1834 | extra_linker_plugin_flags=$enableval, | |
1835 | extra_linker_plugin_flags=) | |
1836 | AC_SUBST(extra_linker_plugin_flags) | |
1837 | ||
01b4453c | 1838 | # Enable --enable-host-shared. |
1839 | # Checked early to determine whether jit is an 'all' language | |
1840 | AC_ARG_ENABLE(host-shared, | |
1841 | [AS_HELP_STRING([--enable-host-shared], | |
1842 | [build host code as shared libraries])], | |
1843 | [host_shared=$enableval], [host_shared=no]) | |
1844 | AC_SUBST(host_shared) | |
255b6be7 | 1845 | |
2b15d2ba | 1846 | # By default, C and C++ are the only stage 1 languages. |
9c3a0a29 | 1847 | stage1_languages=,c, |
2d64c2fd | 1848 | |
7ab76cec | 1849 | # Target libraries that we bootstrap. |
5c96a839 | 1850 | bootstrap_target_libs=,target-libgcc, |
7ab76cec | 1851 | |
c24c5e46 | 1852 | # Figure out what language subdirectories are present. |
1853 | # Look if the user specified --enable-languages="..."; if not, use | |
1854 | # the environment variable $LANGUAGES if defined. $LANGUAGES might | |
1855 | # go away some day. | |
1856 | # NB: embedded tabs in this IF block -- do not untabify | |
1857 | if test -d ${srcdir}/gcc; then | |
1858 | if test x"${enable_languages+set}" != xset; then | |
1859 | if test x"${LANGUAGES+set}" = xset; then | |
1860 | enable_languages="${LANGUAGES}" | |
e757a6a8 | 1861 | echo configure.ac: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2 |
c24c5e46 | 1862 | else |
01b4453c | 1863 | enable_languages=default |
c24c5e46 | 1864 | fi |
1865 | else | |
1866 | if test x"${enable_languages}" = x || | |
1867 | test x"${enable_languages}" = xyes; | |
1868 | then | |
e757a6a8 | 1869 | echo configure.ac: --enable-languages needs at least one language argument 1>&2 |
c24c5e46 | 1870 | exit 1 |
1871 | fi | |
1872 | fi | |
1873 | enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'` | |
1874 | ||
2c718da0 | 1875 | # 'f95' is the old name for the 'fortran' language. We issue a warning |
1876 | # and make the substitution. | |
1877 | case ,${enable_languages}, in | |
1878 | *,f95,*) | |
e757a6a8 | 1879 | echo configure.ac: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2 |
2c718da0 | 1880 | enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'` |
1881 | ;; | |
1882 | esac | |
1883 | ||
2b15d2ba | 1884 | # If bootstrapping, C++ must be enabled. |
1885 | case ",$enable_languages,:$enable_bootstrap" in | |
1886 | *,c++,*:*) ;; | |
1887 | *:yes) | |
6c59dfa4 | 1888 | if test -f ${srcdir}/gcc/cp/config-lang.in; then |
1889 | enable_languages="${enable_languages},c++" | |
1890 | else | |
2b15d2ba | 1891 | AC_MSG_ERROR([bootstrapping requires c++ sources]) |
6c59dfa4 | 1892 | fi |
1893 | ;; | |
1894 | esac | |
1895 | ||
c24c5e46 | 1896 | # First scan to see if an enabled language requires some other language. |
1897 | # We assume that a given config-lang.in will list all the language | |
1898 | # front ends it requires, even if some are required indirectly. | |
1899 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do | |
1900 | case ${lang_frag} in | |
1901 | ..) ;; | |
1902 | # The odd quoting in the next line works around | |
1903 | # an apparent bug in bash 1.12 on linux. | |
1904 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1905 | *) | |
101ddbe4 | 1906 | # From the config-lang.in, get $language, $lang_requires, and |
1907 | # $lang_requires_boot_languages. | |
c24c5e46 | 1908 | language= |
1909 | lang_requires= | |
101ddbe4 | 1910 | lang_requires_boot_languages= |
d6400eba | 1911 | # set srcdir during sourcing lang_frag to the gcc dir. |
1912 | # Sadly overriding srcdir on the . line doesn't work in plain sh as it | |
1913 | # polutes this shell | |
1914 | saved_srcdir=${srcdir} | |
1915 | srcdir=${srcdir}/gcc . ${lang_frag} | |
1916 | srcdir=${saved_srcdir} | |
101ddbe4 | 1917 | for other in ${lang_requires} ${lang_requires_boot_languages}; do |
c24c5e46 | 1918 | case ,${enable_languages}, in |
1919 | *,$other,*) ;; | |
01b4453c | 1920 | *,default,*) ;; |
c24c5e46 | 1921 | *,all,*) ;; |
1922 | *,$language,*) | |
1923 | echo " \`$other' language required by \`$language'; enabling" 1>&2 | |
1924 | enable_languages="${enable_languages},${other}" | |
1925 | ;; | |
1926 | esac | |
1927 | done | |
101ddbe4 | 1928 | for other in ${lang_requires_boot_languages} ; do |
1929 | if test "$other" != "c"; then | |
1930 | case ,${enable_stage1_languages}, in | |
1931 | *,$other,*) ;; | |
01b4453c | 1932 | *,default,*) ;; |
101ddbe4 | 1933 | *,all,*) ;; |
1934 | *) | |
1935 | case ,${enable_languages}, in | |
1936 | *,$language,*) | |
1937 | echo " '$other' language required by '$language' in stage 1; enabling" 1>&2 | |
1938 | enable_stage1_languages="$enable_stage1_languages,${other}" | |
1939 | ;; | |
1940 | esac | |
1941 | ;; | |
1942 | esac | |
1943 | fi | |
1944 | done | |
c24c5e46 | 1945 | ;; |
1946 | esac | |
1947 | done | |
1948 | ||
9c3a0a29 | 1949 | new_enable_languages=,c, |
7bfefa9d | 1950 | |
1951 | # If LTO is enabled, add the LTO front end. | |
7bfefa9d | 1952 | if test "$enable_lto" = "yes" ; then |
d6ef094a | 1953 | case ,${enable_languages}, in |
1954 | *,lto,*) ;; | |
1955 | *) enable_languages="${enable_languages},lto" ;; | |
1956 | esac | |
ca42e774 | 1957 | if test "${build_lto_plugin}" = "yes" ; then |
7bfefa9d | 1958 | configdirs="$configdirs lto-plugin" |
7bfefa9d | 1959 | fi |
1960 | fi | |
7bfefa9d | 1961 | |
dd87c525 | 1962 | # If we're building an offloading compiler, add the LTO front end. |
1963 | if test x"$enable_as_accelerator_for" != x ; then | |
1964 | case ,${enable_languages}, in | |
1965 | *,lto,*) ;; | |
1966 | *) enable_languages="${enable_languages},lto" ;; | |
1967 | esac | |
1968 | fi | |
1969 | ||
01b4453c | 1970 | missing_languages=`echo ",$enable_languages," | sed -e s/,default,/,/ -e s/,all,/,/ -e s/,c,/,/ ` |
9c3a0a29 | 1971 | potential_languages=,c, |
c24c5e46 | 1972 | |
604a285a | 1973 | enabled_target_libs= |
1974 | disabled_target_libs= | |
1975 | ||
c24c5e46 | 1976 | for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do |
1977 | case ${lang_frag} in | |
1978 | ..) ;; | |
1979 | # The odd quoting in the next line works around | |
1980 | # an apparent bug in bash 1.12 on linux. | |
1981 | ${srcdir}/gcc/[[*]]/config-lang.in) ;; | |
1982 | *) | |
1983 | # From the config-lang.in, get $language, $target_libs, | |
2d64c2fd | 1984 | # $lang_dirs, $boot_language, and $build_by_default |
c24c5e46 | 1985 | language= |
1986 | target_libs= | |
1987 | lang_dirs= | |
5dee13c2 | 1988 | subdir_requires= |
9c3a0a29 | 1989 | boot_language=no |
1990 | build_by_default=yes | |
d6400eba | 1991 | # set srcdir during sourcing. See above about save & restore |
1992 | saved_srcdir=${srcdir} | |
1993 | srcdir=${srcdir}/gcc . ${lang_frag} | |
1994 | srcdir=${saved_srcdir} | |
9c3a0a29 | 1995 | if test x${language} = x; then |
1996 | echo "${lang_frag} doesn't set \$language." 1>&2 | |
1997 | exit 1 | |
1998 | fi | |
1999 | ||
ef3c41c7 | 2000 | if test "$language" = "c++"; then |
2b15d2ba | 2001 | boot_language=yes |
7ab76cec | 2002 | fi |
2003 | ||
a2ecd49c | 2004 | add_this_lang=no |
01b4453c | 2005 | # C is always enabled, so no need to add it again |
2006 | if test "$language" != "c"; then | |
2007 | case ,${enable_languages}, in | |
2008 | *,${language},*) | |
2009 | # Language was explicitly selected; include it | |
e53d55e7 | 2010 | add_this_lang=yes |
01b4453c | 2011 | ;; |
2012 | *,all,*) | |
2013 | # All languages are enabled | |
2014 | add_this_lang=all | |
2015 | ;; | |
2016 | *,default,*) | |
2017 | # 'default' was selected, select it if it is a default language | |
a2ecd49c | 2018 | add_this_lang=${build_by_default} |
01b4453c | 2019 | ;; |
2020 | esac | |
2021 | fi | |
4ee9c684 | 2022 | |
5dee13c2 | 2023 | # Disable languages that need other directories if these aren't available. |
9333ae0b | 2024 | for i in $subdir_requires; do |
3891e7d9 | 2025 | test -f "$srcdir/gcc/$i/config-lang.in" && continue |
01b4453c | 2026 | case ${add_this_lang} in |
2027 | yes) | |
5dee13c2 | 2028 | # Specifically requested language; tell them. |
2029 | AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing]) | |
2030 | ;; | |
01b4453c | 2031 | all) |
2032 | AC_MSG_WARN([The gcc/$i directory contains parts of $language but is missing]) | |
2033 | add_this_lang=unsupported | |
2034 | ;; | |
5dee13c2 | 2035 | *) |
2036 | # Silently disable. | |
9c3a0a29 | 2037 | add_this_lang=unsupported |
5dee13c2 | 2038 | ;; |
2039 | esac | |
2040 | done | |
2041 | ||
9c3a0a29 | 2042 | # Disable Ada if no preexisting GNAT is available. |
01b4453c | 2043 | case ${add_this_lang}:${language}:${have_gnat} in |
2044 | yes:ada:no) | |
9c3a0a29 | 2045 | # Specifically requested language; tell them. |
2046 | AC_MSG_ERROR([GNAT is required to build $language]) | |
2047 | ;; | |
01b4453c | 2048 | all:ada:no) |
2049 | AC_MSG_WARN([GNAT is required to build $language]) | |
2050 | add_this_lang=unsupported | |
2051 | ;; | |
9c3a0a29 | 2052 | *:ada:no) |
2053 | # Silently disable. | |
2054 | add_this_lang=unsupported | |
2055 | ;; | |
2056 | esac | |
2057 | ||
01b4453c | 2058 | # Disable jit if -enable-host-shared not specified |
2059 | case ${add_this_lang}:${language}:${host_shared} in | |
2060 | yes:jit:no) | |
2061 | # PR jit/64780: explicitly specify --enable-host-shared | |
2062 | AC_MSG_ERROR([ | |
2063 | Enabling language "jit" requires --enable-host-shared. | |
2064 | ||
2065 | --enable-host-shared typically slows the rest of the compiler down by | |
2066 | a few %, so you must explicitly enable it. | |
2067 | ||
2068 | If you want to build both the jit and the regular compiler, it is often | |
2069 | best to do this via two separate configure/builds, in separate | |
2070 | directories, to avoid imposing the performance cost of | |
2071 | --enable-host-shared on the regular compiler.]) | |
2072 | ;; | |
2073 | all:jit:no) | |
2074 | AC_MSG_WARN([--enable-host-shared required to build $language]) | |
2075 | add_this_lang=unsupported | |
2076 | ;; | |
2077 | *:jit:no) | |
2078 | # Silently disable. | |
2079 | add_this_lang=unsupported | |
2080 | ;; | |
2081 | esac | |
2082 | ||
2083 | # Disable a language that is unsupported by the target. | |
2084 | case "${add_this_lang}: $unsupported_languages " in | |
2085 | no:*) ;; | |
2086 | unsupported:*) ;; | |
2087 | *:*" $language "*) | |
2088 | AC_MSG_WARN([${language} not supported for this target]) | |
9c3a0a29 | 2089 | add_this_lang=unsupported |
ff7dcf6a | 2090 | ;; |
2091 | esac | |
2092 | ||
4ee9c684 | 2093 | case $add_this_lang in |
9c3a0a29 | 2094 | unsupported) |
c24c5e46 | 2095 | # Remove language-dependent dirs. |
604a285a | 2096 | disabled_target_libs="$disabled_target_libs $target_libs" |
2097 | noconfigdirs="$noconfigdirs $lang_dirs" | |
2d64c2fd | 2098 | ;; |
9c3a0a29 | 2099 | no) |
2100 | # Remove language-dependent dirs; still show language as supported. | |
604a285a | 2101 | disabled_target_libs="$disabled_target_libs $target_libs" |
2102 | noconfigdirs="$noconfigdirs $lang_dirs" | |
9c3a0a29 | 2103 | potential_languages="${potential_languages}${language}," |
2104 | ;; | |
01b4453c | 2105 | all|yes) |
9c3a0a29 | 2106 | new_enable_languages="${new_enable_languages}${language}," |
2107 | potential_languages="${potential_languages}${language}," | |
2d64c2fd | 2108 | missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"` |
604a285a | 2109 | enabled_target_libs="$enabled_target_libs $target_libs" |
32027446 | 2110 | case "${boot_language}:,$enable_stage1_languages," in |
2111 | yes:* | *:*,$language,* | *:*,yes, | *:*,all,) | |
aff6cf7b | 2112 | # Add to (comma-separated) list of stage 1 languages. |
32027446 | 2113 | case ",$stage1_languages," in |
2114 | *,$language,* | ,yes, | ,all,) ;; | |
2115 | *) stage1_languages="${stage1_languages}${language}," ;; | |
2116 | esac | |
7ab76cec | 2117 | # We need to bootstrap any supporting libraries. |
2118 | bootstrap_target_libs="${bootstrap_target_libs}${target_libs}," | |
2d64c2fd | 2119 | ;; |
2120 | esac | |
2121 | ;; | |
c24c5e46 | 2122 | esac |
2123 | ;; | |
2124 | esac | |
2125 | done | |
2126 | ||
604a285a | 2127 | # Add target libraries which are only needed for disabled languages |
2128 | # to noconfigdirs. | |
2129 | if test -n "$disabled_target_libs"; then | |
2130 | for dir in $disabled_target_libs; do | |
2131 | case " $enabled_target_libs " in | |
2132 | *" ${dir} "*) ;; | |
2133 | *) noconfigdirs="$noconfigdirs $dir" ;; | |
2134 | esac | |
2135 | done | |
2136 | fi | |
2137 | ||
9c3a0a29 | 2138 | AC_ARG_ENABLE(stage1-languages, |
8747a938 | 2139 | [AS_HELP_STRING([[--enable-stage1-languages[=all]]], |
2140 | [choose additional languages to build during | |
2141 | stage1. Mostly useful for compiler development])], | |
9c3a0a29 | 2142 | [case ,${enable_stage1_languages}, in |
2143 | ,no,|,,) | |
2144 | # Set it to something that will have no effect in the loop below | |
2145 | enable_stage1_languages=c ;; | |
2146 | ,yes,) | |
2147 | enable_stage1_languages=`echo $new_enable_languages | \ | |
2148 | sed -e "s/^,//" -e "s/,$//" ` ;; | |
2149 | *,all,*) | |
2150 | enable_stage1_languages=`echo ,$enable_stage1_languages, | \ | |
2151 | sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;; | |
2152 | esac | |
2153 | ||
2154 | # Add "good" languages from enable_stage1_languages to stage1_languages, | |
2155 | # while "bad" languages go in missing_languages. Leave no duplicates. | |
2156 | for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do | |
2157 | case $potential_languages in | |
2158 | *,$i,*) | |
2159 | case $stage1_languages in | |
2160 | *,$i,*) ;; | |
2161 | *) stage1_languages="$stage1_languages$i," ;; | |
2162 | esac ;; | |
2163 | *) | |
2164 | case $missing_languages in | |
2165 | *,$i,*) ;; | |
2166 | *) missing_languages="$missing_languages$i," ;; | |
2167 | esac ;; | |
2168 | esac | |
2169 | done]) | |
2170 | ||
2171 | # Remove leading/trailing commas that were added for simplicity | |
2172 | potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"` | |
989edd2f | 2173 | missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"` |
9c3a0a29 | 2174 | stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"` |
2175 | new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"` | |
2176 | ||
c24c5e46 | 2177 | if test "x$missing_languages" != x; then |
2178 | AC_MSG_ERROR([ | |
e8bfe1fa | 2179 | The following requested languages could not be built: ${missing_languages} |
9c3a0a29 | 2180 | Supported languages are: ${potential_languages}]) |
c24c5e46 | 2181 | fi |
c24c5e46 | 2182 | if test "x$new_enable_languages" != "x$enable_languages"; then |
2183 | echo The following languages will be built: ${new_enable_languages} | |
9c3a0a29 | 2184 | enable_languages="$new_enable_languages" |
c24c5e46 | 2185 | fi |
9c3a0a29 | 2186 | |
2187 | AC_SUBST(stage1_languages) | |
b0e9b581 | 2188 | ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" ` |
c24c5e46 | 2189 | fi |
2190 | ||
50996fe5 | 2191 | # Handle --disable-<component> generically. |
2192 | for dir in $configdirs $build_configdirs $target_configdirs ; do | |
2193 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g` | |
d2d2630b | 2194 | varname=`echo $dirname | sed -e s/+/_/g` |
2195 | if eval test x\${enable_${varname}} "=" xno ; then | |
50996fe5 | 2196 | noconfigdirs="$noconfigdirs $dir" |
2197 | fi | |
2198 | done | |
2199 | ||
03869f98 | 2200 | # Check for Boehm's garbage collector |
2201 | AC_ARG_ENABLE(objc-gc, | |
2202 | [AS_HELP_STRING([--enable-objc-gc], | |
2203 | [enable use of Boehm's garbage collector with the | |
baf71228 | 2204 | GNU Objective-C runtime])]) |
2205 | AC_ARG_WITH([target-bdw-gc], | |
2206 | [AS_HELP_STRING([--with-target-bdw-gc=PATHLIST], | |
2207 | [specify prefix directory for installed bdw-gc package. | |
2208 | Equivalent to --with-target-bdw-gc-include=PATH/include | |
2209 | plus --with-target-bdw-gc-lib=PATH/lib])]) | |
2210 | AC_ARG_WITH([target-bdw-gc-include], | |
2211 | [AS_HELP_STRING([--with-target-bdw-gc-include=PATHLIST], | |
2212 | [specify directories for installed bdw-gc include files])]) | |
2213 | AC_ARG_WITH([target-bdw-gc-lib], | |
2214 | [AS_HELP_STRING([--with-target-bdw-gc-lib=PATHLIST], | |
2215 | [specify directories for installed bdw-gc library])]) | |
2216 | ||
2217 | case ,${enable_languages},:${enable_objc_gc} in *,objc,*:yes|*,objc,*:auto) | |
2218 | AC_MSG_CHECKING([for bdw garbage collector]) | |
2219 | if test "x$with_target_bdw_gc$with_target_bdw_gc_include$with_target_bdw_gc_lib" = x; then | |
74dfdbe3 | 2220 | dnl no bdw-gw options, assume default locations |
2221 | AC_MSG_RESULT([using bdw-gc in default locations]) | |
baf71228 | 2222 | else |
2223 | dnl bdw-gw options, first error checking, complete checking in libobjc | |
2224 | if test "x$with_target_bdw_gc_include" = x && test "x$with_target_bdw_gc_lib" != x; then | |
2225 | AC_MSG_ERROR([found --with-target-bdw-gc-lib but --with-target-bdw-gc-include missing]) | |
2226 | elif test "x$with_target_bdw_gc_include" != x && test "x$with_target_bdw_gc_lib" = x; then | |
2227 | AC_MSG_ERROR([found --with-target-bdw-gc-include but --with-target-bdw-gc-lib missing]) | |
2228 | else | |
2229 | AC_MSG_RESULT([using paths configured with --with-target-bdw-gc options]) | |
2230 | fi | |
2231 | fi | |
03869f98 | 2232 | esac |
2233 | ||
efa02472 | 2234 | # Disable libitm, libsanitizer, libvtv, liboffloadmic if we're not building C++ |
b33ca042 | 2235 | case ,${enable_languages}, in |
df148e44 | 2236 | *,c++,*) |
efa02472 | 2237 | # Disable libitm, libsanitizer if we're not building libstdc++ |
df148e44 | 2238 | case "${noconfigdirs}" in |
2239 | *target-libstdc++-v3*) | |
efa02472 | 2240 | noconfigdirs="$noconfigdirs target-libitm target-libsanitizer" |
df148e44 | 2241 | ;; |
2242 | *) ;; | |
2243 | esac | |
2244 | ;; | |
b33ca042 | 2245 | *) |
efa02472 | 2246 | noconfigdirs="$noconfigdirs target-liboffloadmic target-libitm target-libsanitizer target-libvtv" |
b33ca042 | 2247 | ;; |
2248 | esac | |
dd6d3a67 | 2249 | |
6675f2d9 | 2250 | # Remove the entries in $skipdirs and $noconfigdirs from $configdirs, |
2251 | # $build_configdirs and $target_configdirs. | |
c24c5e46 | 2252 | # If we have the source for $noconfigdirs entries, add them to $notsupp. |
2253 | ||
2254 | notsupp="" | |
2255 | for dir in . $skipdirs $noconfigdirs ; do | |
6675f2d9 | 2256 | dirname=`echo $dir | sed -e s/target-//g -e s/build-//g` |
c24c5e46 | 2257 | if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2258 | configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"` | |
2259 | if test -r $srcdir/$dirname/configure ; then | |
2260 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2261 | true | |
2262 | else | |
2263 | notsupp="$notsupp $dir" | |
2264 | fi | |
2265 | fi | |
2266 | fi | |
6675f2d9 | 2267 | if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2268 | build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"` | |
2269 | if test -r $srcdir/$dirname/configure ; then | |
2270 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2271 | true | |
2272 | else | |
2273 | notsupp="$notsupp $dir" | |
2274 | fi | |
2275 | fi | |
2276 | fi | |
c24c5e46 | 2277 | if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then |
2278 | target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"` | |
2279 | if test -r $srcdir/$dirname/configure ; then | |
2280 | if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2281 | true | |
2282 | else | |
2283 | notsupp="$notsupp $dir" | |
2284 | fi | |
2285 | fi | |
2286 | fi | |
2287 | done | |
2288 | ||
c24c5e46 | 2289 | # Quietly strip out all directories which aren't configurable in this tree. |
2290 | # This relies on all configurable subdirectories being autoconfiscated, which | |
2291 | # is now the case. | |
2f8725b0 | 2292 | build_configdirs_all="$build_configdirs" |
2293 | build_configdirs= | |
2294 | for i in ${build_configdirs_all} ; do | |
2295 | j=`echo $i | sed -e s/build-//g` | |
2296 | if test -f ${srcdir}/$j/configure ; then | |
2297 | build_configdirs="${build_configdirs} $i" | |
2298 | fi | |
2299 | done | |
2300 | ||
c24c5e46 | 2301 | configdirs_all="$configdirs" |
2302 | configdirs= | |
2303 | for i in ${configdirs_all} ; do | |
2304 | if test -f ${srcdir}/$i/configure ; then | |
2305 | configdirs="${configdirs} $i" | |
2306 | fi | |
2307 | done | |
2f8725b0 | 2308 | |
c24c5e46 | 2309 | target_configdirs_all="$target_configdirs" |
2310 | target_configdirs= | |
2311 | for i in ${target_configdirs_all} ; do | |
2312 | j=`echo $i | sed -e s/target-//g` | |
2313 | if test -f ${srcdir}/$j/configure ; then | |
2314 | target_configdirs="${target_configdirs} $i" | |
2315 | fi | |
2316 | done | |
2317 | ||
1015a063 | 2318 | # libiberty-linker-plugin is special: it doesn't have its own source directory, |
2319 | # so we have to add it after the preceding checks. | |
2320 | if test x"$extra_linker_plugin_flags$extra_linker_plugin_configure_flags" != x | |
2321 | then | |
2322 | case " $configdirs " in | |
2323 | *" libiberty "*) | |
2324 | # If we can build libiberty, we can also build libiberty-linker-plugin. | |
2325 | configdirs="$configdirs libiberty-linker-plugin" | |
2326 | extra_linker_plugin_configure_flags="$extra_linker_plugin_configure_flags \ | |
2327 | --with-libiberty=../libiberty-linker-plugin";; | |
2328 | *) | |
2329 | AC_MSG_ERROR([libiberty missing]);; | |
2330 | esac | |
2331 | fi | |
2332 | ||
944792ef | 2333 | # Sometimes we have special requirements for the host libiberty. |
2334 | extra_host_libiberty_configure_flags= | |
c850ece7 | 2335 | extra_host_zlib_configure_flags= |
944792ef | 2336 | case " $configdirs " in |
2337 | *" lto-plugin "* | *" libcc1 "*) | |
2338 | # When these are to be built as shared libraries, the same applies to | |
2339 | # libiberty. | |
2340 | extra_host_libiberty_configure_flags=--enable-shared | |
2341 | ;; | |
c850ece7 | 2342 | *" bfd "*) |
2343 | # When bfd is to be built as a shared library, the same applies to | |
2344 | # zlib. | |
2345 | if test "$enable_shared" = "yes"; then | |
2346 | extra_host_zlib_configure_flags=--enable-host-shared | |
2347 | fi | |
2348 | ;; | |
944792ef | 2349 | esac |
2350 | AC_SUBST(extra_host_libiberty_configure_flags) | |
c850ece7 | 2351 | AC_SUBST(extra_host_zlib_configure_flags) |
944792ef | 2352 | |
c24c5e46 | 2353 | # Produce a warning message for the subdirs we can't configure. |
2354 | # This isn't especially interesting in the Cygnus tree, but in the individual | |
2355 | # FSF releases, it's important to let people know when their machine isn't | |
2356 | # supported by the one or two programs in a package. | |
2357 | ||
2358 | if test -n "${notsupp}" && test -z "${norecursion}" ; then | |
2359 | # If $appdirs is non-empty, at least one of those directories must still | |
2360 | # be configured, or we error out. (E.g., if the gas release supports a | |
2361 | # specified target in some subdirs but not the gas subdir, we shouldn't | |
2362 | # pretend that all is well.) | |
2363 | if test -n "$appdirs" ; then | |
2364 | for dir in $appdirs ; do | |
2365 | if test -r $dir/Makefile.in ; then | |
2366 | if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then | |
2367 | appdirs="" | |
2368 | break | |
2369 | fi | |
2f8725b0 | 2370 | if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then |
c24c5e46 | 2371 | appdirs="" |
2372 | break | |
2373 | fi | |
2374 | fi | |
2375 | done | |
2376 | if test -n "$appdirs" ; then | |
2377 | echo "*** This configuration is not supported by this package." 1>&2 | |
2378 | exit 1 | |
2379 | fi | |
2380 | fi | |
2381 | # Okay, some application will build, or we don't care to check. Still | |
2382 | # notify of subdirs not getting built. | |
2383 | echo "*** This configuration is not supported in the following subdirectories:" 1>&2 | |
2384 | echo " ${notsupp}" 1>&2 | |
2385 | echo " (Any other directories should still work fine.)" 1>&2 | |
2386 | fi | |
2387 | ||
2388 | case "$host" in | |
2389 | *msdosdjgpp*) | |
2390 | enable_gdbtk=no ;; | |
2391 | esac | |
2392 | ||
eae5b2bc | 2393 | # To find our prefix, in gcc_cv_tool_prefix. |
2394 | ACX_TOOL_DIRS | |
2395 | ||
c24c5e46 | 2396 | copy_dirs= |
2397 | ||
ffa8502d | 2398 | AC_ARG_WITH([build-sysroot], |
8747a938 | 2399 | [AS_HELP_STRING([--with-build-sysroot=SYSROOT], |
2400 | [use sysroot as the system root during the build])], | |
ffa8502d | 2401 | [if test x"$withval" != x ; then |
2402 | SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval" | |
2403 | fi], | |
2404 | [SYSROOT_CFLAGS_FOR_TARGET=]) | |
2405 | AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET) | |
2406 | ||
5f1f2de5 | 2407 | AC_ARG_WITH([debug-prefix-map], |
8747a938 | 2408 | [AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'], |
2409 | [map A to B, C to D ... in debug information])], | |
5f1f2de5 | 2410 | [if test x"$withval" != x; then |
2411 | DEBUG_PREFIX_CFLAGS_FOR_TARGET= | |
2412 | for debug_map in $withval; do | |
2413 | DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map" | |
2414 | done | |
2415 | fi], | |
2416 | [DEBUG_PREFIX_CFLAGS_FOR_TARGET=]) | |
2417 | AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET) | |
2418 | ||
c898f165 | 2419 | # During gcc bootstrap, if we use some random cc for stage1 then CFLAGS |
2420 | # might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS | |
2421 | # might also be empty (or "-g", if a non-GCC C++ compiler is in the path). | |
2422 | # We want to ensure that TARGET libraries (which we know are built with | |
2423 | # gcc) are built with "-O2 -g", so include those options when setting | |
2424 | # CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET. | |
2425 | if test "x$CFLAGS_FOR_TARGET" = x; then | |
f5fad380 | 2426 | if test "x${is_cross_compiler}" = xyes; then |
2427 | CFLAGS_FOR_TARGET="-g -O2" | |
2428 | else | |
2429 | CFLAGS_FOR_TARGET=$CFLAGS | |
2430 | case " $CFLAGS " in | |
2431 | *" -O2 "*) ;; | |
2432 | *) CFLAGS_FOR_TARGET="-O2 $CFLAGS_FOR_TARGET" ;; | |
2433 | esac | |
2434 | case " $CFLAGS " in | |
2435 | *" -g "* | *" -g3 "*) ;; | |
2436 | *) CFLAGS_FOR_TARGET="-g $CFLAGS_FOR_TARGET" ;; | |
2437 | esac | |
2438 | fi | |
c898f165 | 2439 | fi |
2440 | AC_SUBST(CFLAGS_FOR_TARGET) | |
2441 | ||
2442 | if test "x$CXXFLAGS_FOR_TARGET" = x; then | |
f5fad380 | 2443 | if test "x${is_cross_compiler}" = xyes; then |
2444 | CXXFLAGS_FOR_TARGET="-g -O2" | |
2445 | else | |
2446 | CXXFLAGS_FOR_TARGET=$CXXFLAGS | |
2447 | case " $CXXFLAGS " in | |
2448 | *" -O2 "*) ;; | |
2449 | *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS_FOR_TARGET" ;; | |
2450 | esac | |
2451 | case " $CXXFLAGS " in | |
2452 | *" -g "* | *" -g3 "*) ;; | |
2453 | *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS_FOR_TARGET" ;; | |
2454 | esac | |
2455 | fi | |
c898f165 | 2456 | fi |
2457 | AC_SUBST(CXXFLAGS_FOR_TARGET) | |
2458 | ||
ed9516f5 | 2459 | AC_SUBST(LDFLAGS_FOR_TARGET) |
2460 | ||
c24c5e46 | 2461 | # Handle --with-headers=XXX. If the value is not "yes", the contents of |
2462 | # the named directory are copied to $(tooldir)/sys-include. | |
2463 | if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then | |
2464 | if test x${is_cross_compiler} = xno ; then | |
2465 | echo 1>&2 '***' --with-headers is only supported when cross compiling | |
2466 | exit 1 | |
2467 | fi | |
2468 | if test x"${with_headers}" != xyes ; then | |
eae5b2bc | 2469 | x=${gcc_cv_tool_prefix} |
b30fcfae | 2470 | copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include" |
c24c5e46 | 2471 | fi |
2472 | fi | |
2473 | ||
2474 | # Handle --with-libs=XXX. If the value is not "yes", the contents of | |
2475 | # the name directories are copied to $(tooldir)/lib. Multiple directories | |
2476 | # are permitted. | |
2477 | if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then | |
2478 | if test x${is_cross_compiler} = xno ; then | |
2479 | echo 1>&2 '***' --with-libs is only supported when cross compiling | |
2480 | exit 1 | |
2481 | fi | |
2482 | if test x"${with_libs}" != xyes ; then | |
2483 | # Copy the libraries in reverse order, so that files in the first named | |
2484 | # library override files in subsequent libraries. | |
eae5b2bc | 2485 | x=${gcc_cv_tool_prefix} |
c24c5e46 | 2486 | for l in ${with_libs}; do |
b30fcfae | 2487 | copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}" |
c24c5e46 | 2488 | done |
2489 | fi | |
2490 | fi | |
2491 | ||
7bfefa9d | 2492 | # Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate. |
c47832b1 | 2493 | # |
2494 | # This is done by determining whether or not the appropriate directory | |
2495 | # is available, and by checking whether or not specific configurations | |
2496 | # have requested that this magic not happen. | |
2497 | # | |
2498 | # The command line options always override the explicit settings in | |
e757a6a8 | 2499 | # configure.ac, and the settings in configure.ac override this magic. |
c47832b1 | 2500 | # |
2501 | # If the default for a toolchain is to use GNU as and ld, and you don't | |
2502 | # want to do that, then you should use the --without-gnu-as and | |
7bfefa9d | 2503 | # --without-gnu-ld options for the configure script. Similarly, if |
2504 | # the default is to use the included zlib and you don't want to do that, | |
2505 | # you should use the --with-system-zlib option for the configure script. | |
c47832b1 | 2506 | |
2507 | if test x${use_gnu_as} = x && | |
2508 | echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then | |
2509 | with_gnu_as=yes | |
2510 | extra_host_args="$extra_host_args --with-gnu-as" | |
2511 | fi | |
2512 | ||
2513 | if test x${use_gnu_ld} = x && | |
3d47fcf5 | 2514 | echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then |
c47832b1 | 2515 | with_gnu_ld=yes |
2516 | extra_host_args="$extra_host_args --with-gnu-ld" | |
2517 | fi | |
2518 | ||
7bfefa9d | 2519 | if test x${use_included_zlib} = x && |
2520 | echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then | |
2521 | : | |
2522 | else | |
2523 | with_system_zlib=yes | |
2524 | extra_host_args="$extra_host_args --with-system-zlib" | |
2525 | fi | |
2526 | ||
c47832b1 | 2527 | # If using newlib, add --with-newlib to the extra_host_args so that gcc/configure |
2528 | # can detect this case. | |
2529 | ||
2530 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then | |
2531 | with_newlib=yes | |
2532 | extra_host_args="$extra_host_args --with-newlib" | |
2533 | fi | |
2534 | ||
c24c5e46 | 2535 | # Handle ${copy_dirs} |
2536 | set fnord ${copy_dirs} | |
2537 | shift | |
2538 | while test $# != 0 ; do | |
2539 | if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then | |
2540 | : | |
2541 | else | |
2542 | echo Copying $1 to $2 | |
2543 | ||
2544 | # Use the install script to create the directory and all required | |
2545 | # parent directories. | |
2546 | if test -d $2 ; then | |
2547 | : | |
2548 | else | |
2549 | echo >config.temp | |
2550 | ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED | |
2551 | fi | |
2552 | ||
2553 | # Copy the directory, assuming we have tar. | |
2554 | # FIXME: Should we use B in the second tar? Not all systems support it. | |
2555 | (cd $1; tar -cf - .) | (cd $2; tar -xpf -) | |
2556 | ||
2557 | # It is the responsibility of the user to correctly adjust all | |
2558 | # symlinks. If somebody can figure out how to handle them correctly | |
2559 | # here, feel free to add the code. | |
2560 | ||
2561 | echo $1 > $2/COPIED | |
2562 | fi | |
2563 | shift; shift | |
2564 | done | |
2565 | ||
c47832b1 | 2566 | # Determine a target-dependent exec_prefix that the installed |
2567 | # gcc will search in. Keep this list sorted by triplet, with | |
2568 | # the *-*-osname triplets last. | |
2569 | md_exec_prefix= | |
2570 | case "${target}" in | |
09c2d953 | 2571 | i[[34567]]86-pc-msdosdjgpp*) |
c47832b1 | 2572 | md_exec_prefix=/dev/env/DJDIR/bin |
2573 | ;; | |
c47832b1 | 2574 | *-*-hpux* | \ |
c47832b1 | 2575 | *-*-nto-qnx* | \ |
93faf308 | 2576 | *-*-solaris2*) |
c47832b1 | 2577 | md_exec_prefix=/usr/ccs/bin |
2578 | ;; | |
2579 | esac | |
2580 | ||
805e22b2 | 2581 | extra_arflags_for_target= |
2582 | extra_nmflags_for_target= | |
b437616a | 2583 | extra_ranlibflags_for_target= |
71ab34df | 2584 | target_makefile_frag=/dev/null |
13b1b53a | 2585 | case "${target}" in |
57c7de11 | 2586 | spu-*-*) |
2587 | target_makefile_frag="config/mt-spu" | |
2588 | ;; | |
3e78a7ce | 2589 | mips*-sde-elf* | mips*-mti-elf* | mips*-img-elf*) |
f8520ad7 | 2590 | target_makefile_frag="config/mt-sde" |
2591 | ;; | |
3013c2c7 | 2592 | mipsisa*-*-elfoabi*) |
2593 | target_makefile_frag="config/mt-mips-elfoabi" | |
2594 | ;; | |
559b0712 | 2595 | mips*-*-*linux* | mips*-*-gnu*) |
2596 | target_makefile_frag="config/mt-mips-gnu" | |
2597 | ;; | |
2481a2c1 | 2598 | nios2-*-elf*) |
2599 | target_makefile_frag="config/mt-nios2-elf" | |
2600 | ;; | |
a703ac2b | 2601 | *-*-linux-android*) |
2602 | target_makefile_frag="config/mt-android" | |
2603 | ;; | |
3bef4012 | 2604 | *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) |
cb8a7007 | 2605 | target_makefile_frag="config/mt-gnu" |
13b1b53a | 2606 | ;; |
71ab34df | 2607 | *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*) |
805e22b2 | 2608 | # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm |
2609 | # commands to handle both 32-bit and 64-bit objects. These flags are | |
2610 | # harmless if we're using GNU nm or ar. | |
2611 | extra_arflags_for_target=" -X32_64" | |
2612 | extra_nmflags_for_target=" -B -X32_64" | |
13b1b53a | 2613 | ;; |
70af7570 | 2614 | esac |
2615 | ||
71ab34df | 2616 | alphaieee_frag=/dev/null |
70af7570 | 2617 | case $target in |
2618 | alpha*-*-*) | |
2619 | # This just makes sure to use the -mieee option to build target libs. | |
2620 | # This should probably be set individually by each library. | |
2621 | alphaieee_frag="config/mt-alphaieee" | |
13b1b53a | 2622 | ;; |
2623 | esac | |
b138c834 | 2624 | |
13b1b53a | 2625 | # If --enable-target-optspace always use -Os instead of -O2 to build |
2626 | # the target libraries, similarly if it is not specified, use -Os | |
2627 | # on selected platforms. | |
71ab34df | 2628 | ospace_frag=/dev/null |
13b1b53a | 2629 | case "${enable_target_optspace}:${target}" in |
2630 | yes:*) | |
70af7570 | 2631 | ospace_frag="config/mt-ospace" |
13b1b53a | 2632 | ;; |
2633 | :d30v-*) | |
70af7570 | 2634 | ospace_frag="config/mt-d30v" |
13b1b53a | 2635 | ;; |
1c26a2ee | 2636 | :m32r-* | :d10v-* | :fr30-* | :i?86*-*-elfiamcu) |
70af7570 | 2637 | ospace_frag="config/mt-ospace" |
13b1b53a | 2638 | ;; |
2639 | no:* | :*) | |
2640 | ;; | |
2641 | *) | |
2642 | echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2 | |
2643 | ;; | |
2644 | esac | |
28e9041c | 2645 | |
71ab34df | 2646 | # Some systems (e.g., one of the i386-aix systems the gas testers are |
2647 | # using) don't handle "\$" correctly, so don't use it here. | |
b30fcfae | 2648 | tooldir='${exec_prefix}'/${target_noncanonical} |
71ab34df | 2649 | build_tooldir=${tooldir} |
2650 | ||
71ab34df | 2651 | # Create a .gdbinit file which runs the one in srcdir |
2652 | # and tells GDB to look there for source files. | |
2653 | ||
2654 | if test -r ${srcdir}/.gdbinit ; then | |
2655 | case ${srcdir} in | |
2656 | .) ;; | |
2657 | *) cat > ./.gdbinit <<EOF | |
2658 | # ${NO_EDIT} | |
2659 | dir ${srcdir} | |
2660 | dir . | |
2661 | source ${srcdir}/.gdbinit | |
2662 | EOF | |
2663 | ;; | |
2664 | esac | |
2665 | fi | |
2666 | ||
28e9041c | 2667 | # Make sure that the compiler is able to generate an executable. If it |
2668 | # can't, we are probably in trouble. We don't care whether we can run the | |
2669 | # executable--we might be using a cross compiler--we only care whether it | |
2670 | # can be created. At this point the main configure script has set CC. | |
441f85dc | 2671 | we_are_ok=no |
28e9041c | 2672 | echo "int main () { return 0; }" > conftest.c |
2673 | ${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
441f85dc | 2674 | if test $? = 0 ; then |
2675 | if test -s conftest || test -s conftest.exe ; then | |
2676 | we_are_ok=yes | |
2677 | fi | |
2678 | fi | |
2679 | case $we_are_ok in | |
2680 | no) | |
2681 | echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed." | |
2682 | echo 1>&2 "*** You must set the environment variable CC to a working compiler." | |
2683 | rm -f conftest* | |
2684 | exit 1 | |
2685 | ;; | |
2686 | esac | |
28e9041c | 2687 | rm -f conftest* |
2688 | ||
7d804f04 | 2689 | # Decide which environment variable is used to find dynamic libraries. |
949b0daa | 2690 | case "${host}" in |
2691 | *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;; | |
b2240ff6 | 2692 | *-*-darwin*) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;; |
7d804f04 | 2693 | *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;; |
949b0daa | 2694 | *) RPATH_ENVVAR=LD_LIBRARY_PATH ;; |
2695 | esac | |
949b0daa | 2696 | |
7d804f04 | 2697 | # On systems where the dynamic library environment variable is PATH, |
2698 | # gcc/ will put dynamic libraries into a subdirectory to avoid adding | |
2699 | # built executables to PATH. | |
2700 | if test "$RPATH_ENVVAR" = PATH; then | |
2701 | GCC_SHLIB_SUBDIR=/shlib | |
2702 | else | |
2703 | GCC_SHLIB_SUBDIR= | |
2704 | fi | |
2705 | ||
ee055341 | 2706 | # Adjust the toplevel makefile according to whether bootstrap was selected. |
2707 | case $enable_bootstrap in | |
2708 | yes) | |
2709 | bootstrap_suffix=bootstrap | |
2710 | BUILD_CONFIG=bootstrap-debug | |
2711 | ;; | |
2712 | no) | |
2713 | bootstrap_suffix=no-bootstrap | |
2714 | BUILD_CONFIG= | |
2715 | ;; | |
2716 | esac | |
2717 | ||
2718 | AC_MSG_CHECKING(for default BUILD_CONFIG) | |
2719 | ||
2720 | AC_ARG_WITH([build-config], | |
2721 | [AS_HELP_STRING([--with-build-config='NAME NAME2...'], | |
2722 | [use config/NAME.mk build configuration])], | |
2723 | [case $with_build_config in | |
2724 | yes) with_build_config= ;; | |
2725 | no) with_build_config= BUILD_CONFIG= ;; | |
2726 | esac]) | |
2727 | ||
2728 | if test "x${with_build_config}" != x; then | |
2729 | BUILD_CONFIG=$with_build_config | |
2730 | else | |
2731 | case $BUILD_CONFIG in | |
2732 | bootstrap-debug) | |
2733 | if echo "int f (void) { return 0; }" > conftest.c && | |
2734 | ${CC} -c conftest.c && | |
2735 | mv conftest.o conftest.o.g0 && | |
2736 | ${CC} -c -g conftest.c && | |
2737 | mv conftest.o conftest.o.g && | |
2738 | ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then | |
2739 | : | |
2740 | else | |
2741 | BUILD_CONFIG= | |
2742 | fi | |
2743 | rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g | |
2744 | ;; | |
2745 | esac | |
2746 | fi | |
2747 | AC_MSG_RESULT($BUILD_CONFIG) | |
2748 | AC_SUBST(BUILD_CONFIG) | |
2749 | ||
2750 | # Use same top-level configure hooks in libgcc/libstdc++/libvtv. | |
2751 | AC_MSG_CHECKING([for --enable-vtable-verify]) | |
2752 | AC_ARG_ENABLE(vtable-verify, | |
d5f3a33f | 2753 | [AS_HELP_STRING([--enable-vtable-verify], |
2754 | [Enable vtable verification feature])], | |
ee055341 | 2755 | [case "$enableval" in |
2756 | yes) enable_vtable_verify=yes ;; | |
2757 | no) enable_vtable_verify=no ;; | |
2758 | *) enable_vtable_verify=no;; | |
2759 | esac], | |
2760 | [enable_vtable_verify=no]) | |
2761 | AC_MSG_RESULT($enable_vtable_verify) | |
2762 | ||
805e22b2 | 2763 | # Record target_configdirs and the configure arguments for target and |
2764 | # build configuration in Makefile. | |
2765 | target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'` | |
2f8725b0 | 2766 | build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'` |
f4ae1a00 | 2767 | bootstrap_fixincludes=no |
805e22b2 | 2768 | |
5c96a839 | 2769 | # If we are building libgomp, bootstrap it. |
2770 | if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then | |
2771 | bootstrap_target_libs=${bootstrap_target_libs}target-libgomp, | |
2772 | fi | |
2773 | ||
ee055341 | 2774 | # If we are building libsanitizer and $BUILD_CONFIG contains bootstrap-asan |
2775 | # or bootstrap-ubsan, bootstrap it. | |
2776 | if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1; then | |
2777 | case "$BUILD_CONFIG" in | |
2778 | *bootstrap-asan* | *bootstrap-ubsan* ) | |
2779 | bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer, | |
f4ae1a00 | 2780 | bootstrap_fixincludes=yes |
ee055341 | 2781 | ;; |
2782 | esac | |
579abfee | 2783 | fi |
2784 | ||
ee055341 | 2785 | # If we are building libvtv and --enable-vtable-verify, bootstrap it. |
2786 | if echo " ${target_configdirs} " | grep " libvtv " > /dev/null 2>&1 && | |
2787 | test "$enable_vtable_verify" != no; then | |
b710ec85 | 2788 | bootstrap_target_libs=${bootstrap_target_libs}target-libvtv, |
2789 | fi | |
2790 | ||
805e22b2 | 2791 | # Determine whether gdb needs tk/tcl or not. |
2792 | # Use 'maybe' since enable_gdbtk might be true even if tk isn't available | |
2793 | # and in that case we want gdb to be built without tk. Ugh! | |
2794 | # In fact I believe gdb is the *only* package directly dependent on tk, | |
2795 | # so we should be able to put the 'maybe's in unconditionally and | |
2796 | # leave out the maybe dependencies when enable_gdbtk is false. I'm not | |
2797 | # 100% sure that that's safe though. | |
8fdaf281 | 2798 | |
f843f075 | 2799 | gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui" |
805e22b2 | 2800 | case "$enable_gdbtk" in |
2801 | no) | |
2802 | GDB_TK="" ;; | |
8fdaf281 | 2803 | yes) |
2804 | GDB_TK="${gdb_tk}" ;; | |
805e22b2 | 2805 | *) |
8fdaf281 | 2806 | # Only add the dependency on gdbtk when GDBtk is part of the gdb |
2807 | # distro. Eventually someone will fix this and move Insight, nee | |
2808 | # gdbtk to a separate directory. | |
2809 | if test -d ${srcdir}/gdb/gdbtk ; then | |
2810 | GDB_TK="${gdb_tk}" | |
2811 | else | |
2812 | GDB_TK="" | |
2813 | fi | |
2814 | ;; | |
805e22b2 | 2815 | esac |
415470be | 2816 | CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g` |
2817 | INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g` | |
805e22b2 | 2818 | |
4b002610 | 2819 | # gdb depends on gnulib, but as nothing else does, only include it if |
2820 | # gdb is built. | |
2821 | if echo " ${configdirs} " | grep " gdb " > /dev/null 2>&1 ; then | |
2822 | # The Makefile provides the ordering, so it's enough here to add | |
2823 | # gnulib to the list. | |
2824 | configdirs="${configdirs} gnulib" | |
2825 | fi | |
2826 | ||
01b41571 | 2827 | # Strip out unwanted targets. |
6f4f34a7 | 2828 | |
2829 | # While at that, we remove Makefiles if we were started for recursive | |
2830 | # configuration, so that the top-level Makefile reconfigures them, | |
2831 | # like we used to do when configure itself was recursive. | |
6f4f34a7 | 2832 | |
8bb79148 | 2833 | # Loop over modules. We used to use the "$extrasub" feature from Autoconf |
2834 | # but now we're fixing up the Makefile ourselves with the additional | |
2835 | # commands passed to AC_CONFIG_FILES. Use separate variables | |
2836 | # extrasub-{build,host,target} not because there is any reason to split | |
2837 | # the substitutions up that way, but only to remain below the limit of | |
2838 | # 99 commands in a script, for HP-UX sed. | |
9488d90e | 2839 | |
2840 | # Do not nest @if/@endif or @unless/@endunless pairs, because | |
2841 | # configure will not warn you at all. | |
6f4f34a7 | 2842 | |
7b5fee3e | 2843 | case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in |
2844 | yes:yes:*\ gold\ *:*,c++,*) ;; | |
2845 | yes:yes:*\ gold\ *:*) | |
2846 | AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages]) | |
2847 | ;; | |
2848 | esac | |
2849 | ||
8bb79148 | 2850 | extrasub_build= |
2f8725b0 | 2851 | for module in ${build_configdirs} ; do |
6f4f34a7 | 2852 | if test -z "${no_recursion}" \ |
2853 | && test -f ${build_subdir}/${module}/Makefile; then | |
2854 | echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure" | |
2855 | rm -f ${build_subdir}/${module}/Makefile | |
2856 | fi | |
8bb79148 | 2857 | extrasub_build="$extrasub_build |
01b41571 | 2858 | /^@if build-$module\$/d |
93f93279 | 2859 | /^@endif build-$module\$/d |
9488d90e | 2860 | /^@unless build-$module\$/,/^@endunless build-$module\$/d |
93f93279 | 2861 | /^@if build-$module-$bootstrap_suffix\$/d |
9488d90e | 2862 | /^@endif build-$module-$bootstrap_suffix\$/d |
2863 | /^@unless build-$module-$bootstrap_suffix\$/,/^@endunless build-$module-$bootstrap_suffix\$/d" | |
6f4f34a7 | 2864 | done |
8bb79148 | 2865 | extrasub_host= |
6f4f34a7 | 2866 | for module in ${configdirs} ; do |
9c19a746 | 2867 | if test -z "${no_recursion}"; then |
35d84d10 | 2868 | for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do |
9c19a746 | 2869 | if test -f ${file}; then |
2870 | echo 1>&2 "*** removing ${file} to force reconfigure" | |
2871 | rm -f ${file} | |
2872 | fi | |
2873 | done | |
6f4f34a7 | 2874 | fi |
f4ae1a00 | 2875 | case ${module},${bootstrap_fixincludes} in |
2876 | fixincludes,no) host_bootstrap_suffix=no-bootstrap ;; | |
2877 | *) host_bootstrap_suffix=$bootstrap_suffix ;; | |
2878 | esac | |
8bb79148 | 2879 | extrasub_host="$extrasub_host |
01b41571 | 2880 | /^@if $module\$/d |
93f93279 | 2881 | /^@endif $module\$/d |
9488d90e | 2882 | /^@unless $module\$/,/^@endunless $module\$/d |
f4ae1a00 | 2883 | /^@if $module-$host_bootstrap_suffix\$/d |
9488d90e | 2884 | /^@endif $module-$host_bootstrap_suffix\$/d |
2885 | /^@unless $module-$host_bootstrap_suffix\$/,/^@endunless $module-$host_bootstrap_suffix\$/d" | |
6f4f34a7 | 2886 | done |
8bb79148 | 2887 | extrasub_target= |
6f4f34a7 | 2888 | for module in ${target_configdirs} ; do |
2889 | if test -z "${no_recursion}" \ | |
2890 | && test -f ${target_subdir}/${module}/Makefile; then | |
2891 | echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure" | |
2892 | rm -f ${target_subdir}/${module}/Makefile | |
2893 | fi | |
7ab76cec | 2894 | |
2895 | # We only bootstrap target libraries listed in bootstrap_target_libs. | |
2896 | case $bootstrap_target_libs in | |
2897 | *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;; | |
2898 | *) target_bootstrap_suffix=no-bootstrap ;; | |
2899 | esac | |
2900 | ||
8bb79148 | 2901 | extrasub_target="$extrasub_target |
01b41571 | 2902 | /^@if target-$module\$/d |
93f93279 | 2903 | /^@endif target-$module\$/d |
9488d90e | 2904 | /^@unless target-$module\$/,/^@endunless target-$module\$/d |
7ab76cec | 2905 | /^@if target-$module-$target_bootstrap_suffix\$/d |
9488d90e | 2906 | /^@endif target-$module-$target_bootstrap_suffix\$/d |
2907 | /^@unless target-$module-$target_bootstrap_suffix\$/,/^@endunless target-$module-$target_bootstrap_suffix\$/d" | |
805e22b2 | 2908 | done |
54f0538b | 2909 | |
8bb79148 | 2910 | # Do the final fixup along with target modules. |
2911 | extrasub_target="$extrasub_target | |
9488d90e | 2912 | /^@if /,/^@endif /d |
2913 | /^@unless /d | |
2914 | /^@endunless /d" | |
805e22b2 | 2915 | |
2916 | # Create the serialization dependencies. This uses a temporary file. | |
2917 | ||
11d8013a | 2918 | AC_ARG_ENABLE([serial-configure], |
8747a938 | 2919 | [AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]], |
2920 | [force sequential configuration of | |
2921 | sub-packages for the host, target or build | |
2922 | machine, or all sub-packages])]) | |
622c1fa9 | 2923 | |
2924 | case ${enable_serial_configure} in | |
2925 | yes) | |
2926 | enable_serial_build_configure=yes | |
2927 | enable_serial_host_configure=yes | |
2928 | enable_serial_target_configure=yes | |
2929 | ;; | |
2930 | esac | |
11d8013a | 2931 | |
805e22b2 | 2932 | # These force 'configure's to be done one at a time, to avoid problems |
2933 | # with contention over a shared config.cache. | |
2934 | rm -f serdep.tmp | |
11d8013a | 2935 | echo '# serdep.tmp' > serdep.tmp |
805e22b2 | 2936 | olditem= |
622c1fa9 | 2937 | test "x${enable_serial_build_configure}" = xyes && |
805e22b2 | 2938 | for item in ${build_configdirs} ; do |
2939 | case ${olditem} in | |
2940 | "") ;; | |
11d8013a | 2941 | *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;; |
805e22b2 | 2942 | esac |
2943 | olditem=${item} | |
2944 | done | |
2945 | olditem= | |
622c1fa9 | 2946 | test "x${enable_serial_host_configure}" = xyes && |
805e22b2 | 2947 | for item in ${configdirs} ; do |
2948 | case ${olditem} in | |
2949 | "") ;; | |
11d8013a | 2950 | *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;; |
805e22b2 | 2951 | esac |
2952 | olditem=${item} | |
2953 | done | |
2954 | olditem= | |
622c1fa9 | 2955 | test "x${enable_serial_target_configure}" = xyes && |
805e22b2 | 2956 | for item in ${target_configdirs} ; do |
2957 | case ${olditem} in | |
2958 | "") ;; | |
11d8013a | 2959 | *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;; |
805e22b2 | 2960 | esac |
2961 | olditem=${item} | |
2962 | done | |
71ab34df | 2963 | serialization_dependencies=serdep.tmp |
2964 | AC_SUBST_FILE(serialization_dependencies) | |
949b0daa | 2965 | |
11d8013a | 2966 | # Base args. Strip norecursion, cache-file, srcdir, host, build, |
b30fcfae | 2967 | # target, nonopt, and variable assignments. These are the ones we |
412c2e81 | 2968 | # might not want to pass down to subconfigures. The exception being |
2969 | # --cache-file=/dev/null, which is used to turn off the use of cache | |
2970 | # files altogether, and which should be passed on to subconfigures. | |
2971 | # Also strip program-prefix, program-suffix, and program-transform-name, | |
2972 | # so that we can pass down a consistent program-transform-name. | |
b30fcfae | 2973 | baseargs= |
0e4d1862 | 2974 | tbaseargs= |
b30fcfae | 2975 | keep_next=no |
2976 | skip_next=no | |
2977 | eval "set -- $ac_configure_args" | |
4ff792a4 | 2978 | for ac_arg |
2979 | do | |
b30fcfae | 2980 | if test X"$skip_next" = X"yes"; then |
2981 | skip_next=no | |
2982 | continue | |
2983 | fi | |
2984 | if test X"$keep_next" = X"yes"; then | |
2985 | case $ac_arg in | |
2986 | *\'*) | |
2987 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
2988 | esac | |
2989 | baseargs="$baseargs '$ac_arg'" | |
0e4d1862 | 2990 | tbaseargs="$tbaseargs '$ac_arg'" |
b30fcfae | 2991 | keep_next=no |
2992 | continue | |
2993 | fi | |
2994 | ||
2995 | # Handle separated arguments. Based on the logic generated by | |
2996 | # autoconf 2.59. | |
2997 | case $ac_arg in | |
2998 | *=* | --config-cache | -C | -disable-* | --disable-* \ | |
2999 | | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \ | |
3000 | | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \ | |
3001 | | -with-* | --with-* | -without-* | --without-* | --x) | |
3002 | separate_arg=no | |
3003 | ;; | |
3004 | -*) | |
3005 | separate_arg=yes | |
3006 | ;; | |
3007 | *) | |
3008 | separate_arg=no | |
3009 | ;; | |
3010 | esac | |
3011 | ||
0e4d1862 | 3012 | skip_targ=no |
3013 | case $ac_arg in | |
3014 | changequote(,) | |
3015 | --with-* | --without-*) | |
3016 | libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'` | |
3017 | ||
3018 | case $libopt in | |
3019 | *[-_]include) | |
3020 | lib=`echo "$libopt" | sed 's,[-_]include$,,'` | |
3021 | ;; | |
3022 | *[-_]lib) | |
3023 | lib=`echo "$libopt" | sed 's,[-_]lib$,,'` | |
3024 | ;; | |
3025 | *) | |
3026 | lib=$libopt | |
3027 | ;; | |
3028 | esac | |
3029 | changequote([,]) | |
3030 | ||
3031 | case $lib in | |
572cf1f7 | 3032 | mpc | mpfr | gmp | isl) |
0e4d1862 | 3033 | # If we're processing --with-$lib, --with-$lib-include or |
3034 | # --with-$lib-lib, for one of the libs above, and target is | |
3035 | # different from host, don't pass the current argument to any | |
3036 | # target library's configure. | |
3037 | if test x$is_cross_compiler = xyes; then | |
3038 | skip_targ=yes | |
3039 | fi | |
3040 | ;; | |
3041 | esac | |
3042 | ;; | |
3043 | esac | |
3044 | ||
b30fcfae | 3045 | case "$ac_arg" in |
412c2e81 | 3046 | --cache-file=/dev/null | \ |
3047 | -cache-file=/dev/null ) | |
3048 | # Handled here to avoid the test to skip args below. | |
3049 | baseargs="$baseargs '$ac_arg'" | |
0e4d1862 | 3050 | tbaseargs="$tbaseargs '$ac_arg'" |
412c2e81 | 3051 | # Assert: $separate_arg should always be no. |
3052 | keep_next=$separate_arg | |
3053 | ;; | |
b30fcfae | 3054 | --no*) |
3055 | continue | |
3056 | ;; | |
3057 | --c* | \ | |
3058 | --sr* | \ | |
3059 | --ho* | \ | |
3060 | --bu* | \ | |
3061 | --t* | \ | |
3062 | --program-* | \ | |
3063 | -cache_file* | \ | |
3064 | -srcdir* | \ | |
3065 | -host* | \ | |
3066 | -build* | \ | |
3067 | -target* | \ | |
3068 | -program-prefix* | \ | |
3069 | -program-suffix* | \ | |
3070 | -program-transform-name* ) | |
3071 | skip_next=$separate_arg | |
3072 | continue | |
3073 | ;; | |
3074 | -*) | |
3075 | # An option. Add it. | |
3076 | case $ac_arg in | |
3077 | *\'*) | |
3078 | ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; | |
3079 | esac | |
3080 | baseargs="$baseargs '$ac_arg'" | |
0e4d1862 | 3081 | if test X"$skip_targ" = Xno; then |
3082 | tbaseargs="$tbaseargs '$ac_arg'" | |
3083 | fi | |
b30fcfae | 3084 | keep_next=$separate_arg |
3085 | ;; | |
3086 | *) | |
3087 | # Either a variable assignment, or a nonopt (triplet). Don't | |
3088 | # pass it down; let the Makefile handle this. | |
3089 | continue | |
3090 | ;; | |
3091 | esac | |
3092 | done | |
3093 | # Remove the initial space we just introduced and, as these will be | |
3094 | # expanded by make, quote '$'. | |
3095 | baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'` | |
28e9041c | 3096 | |
fbfea1fa | 3097 | # Add in --program-transform-name, after --program-prefix and |
3098 | # --program-suffix have been applied to it. Autoconf has already | |
3099 | # doubled dollar signs and backslashes in program_transform_name; we want | |
3100 | # the backslashes un-doubled, and then the entire thing wrapped in single | |
3101 | # quotes, because this will be expanded first by make and then by the shell. | |
3102 | # Also, because we want to override the logic in subdir configure scripts to | |
3103 | # choose program_transform_name, replace any s,x,x, with s,y,y,. | |
3104 | sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out | |
3105 | ${program_transform_name} | |
3106 | EOF_SED | |
3107 | gcc_transform_name=`cat conftestsed.out` | |
3108 | rm -f conftestsed.out | |
3109 | baseargs="$baseargs --program-transform-name='${gcc_transform_name}'" | |
0e4d1862 | 3110 | tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'" |
af7bb0c0 | 3111 | if test "$silent" = yes; then |
3112 | baseargs="$baseargs --silent" | |
0e4d1862 | 3113 | tbaseargs="$tbaseargs --silent" |
af7bb0c0 | 3114 | fi |
cd2f3773 | 3115 | baseargs="$baseargs --disable-option-checking" |
0e4d1862 | 3116 | tbaseargs="$tbaseargs --disable-option-checking" |
fbfea1fa | 3117 | |
372a3f1e | 3118 | # Record and document user additions to sub configure arguments. |
3119 | AC_ARG_VAR([build_configargs], | |
3120 | [additional configure arguments for build directories]) | |
3121 | AC_ARG_VAR([host_configargs], | |
3122 | [additional configure arguments for host directories]) | |
3123 | AC_ARG_VAR([target_configargs], | |
3124 | [additional configure arguments for target directories]) | |
3125 | ||
31972771 | 3126 | # For the build-side libraries, we just need to pretend we're native, |
3127 | # and not use the same cache file. Multilibs are neither needed nor | |
b85b703b | 3128 | # desired. We can't even use the same cache file for all build-side |
3129 | # libraries, as they're compiled differently; some with C, some with | |
3130 | # C++ or with different feature-enabling options. | |
3131 | build_configargs="$build_configargs --cache-file=./config.cache ${baseargs}" | |
64d298c9 | 3132 | |
805e22b2 | 3133 | # For host modules, accept cache file option, or specification as blank. |
3134 | case "${cache_file}" in | |
3135 | "") # empty | |
3136 | cache_file_option="" ;; | |
71ab34df | 3137 | /* | [[A-Za-z]]:[[\\/]]* ) # absolute path |
805e22b2 | 3138 | cache_file_option="--cache-file=${cache_file}" ;; |
3139 | *) # relative path | |
3140 | cache_file_option="--cache-file=../${cache_file}" ;; | |
3141 | esac | |
3142 | ||
ba1081ef | 3143 | # Host dirs don't like to share a cache file either, horribly enough. |
3144 | # This seems to be due to autoconf 2.5x stupidity. | |
372a3f1e | 3145 | host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}" |
805e22b2 | 3146 | |
0e4d1862 | 3147 | target_configargs="$target_configargs ${tbaseargs}" |
31972771 | 3148 | |
28e9041c | 3149 | # Passing a --with-cross-host argument lets the target libraries know |
3150 | # whether they are being built with a cross-compiler or being built | |
3151 | # native. However, it would be better to use other mechanisms to make the | |
3152 | # sorts of decisions they want to make on this basis. Please consider | |
3153 | # this option to be deprecated. FIXME. | |
441f85dc | 3154 | if test x${is_cross_compiler} = xyes ; then |
b30fcfae | 3155 | target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}" |
28e9041c | 3156 | fi |
3157 | ||
87ebeb4c | 3158 | # Special user-friendly check for native x86_64-linux build, if |
3159 | # multilib is not explicitly enabled. | |
3160 | case "$target:$have_compiler:$host:$target:$enable_multilib" in | |
3161 | x86_64-*linux*:yes:$build:$build:) | |
6efd9d79 | 3162 | # Make sure we have a development environment that handles 32-bit |
87ebeb4c | 3163 | dev64=no |
3164 | echo "int main () { return 0; }" > conftest.c | |
3165 | ${CC} -m32 -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c | |
3166 | if test $? = 0 ; then | |
3167 | if test -s conftest || test -s conftest.exe ; then | |
3168 | dev64=yes | |
3169 | fi | |
3170 | fi | |
3171 | rm -f conftest* | |
3172 | if test x${dev64} != xyes ; then | |
6efd9d79 | 3173 | 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 | 3174 | fi |
3175 | ;; | |
3176 | esac | |
3177 | ||
59a40389 | 3178 | # Default to --enable-multilib. |
3179 | if test x${enable_multilib} = x ; then | |
3a7bfd0c | 3180 | target_configargs="--enable-multilib ${target_configargs}" |
59a40389 | 3181 | fi |
28e9041c | 3182 | |
ed37269d | 3183 | # Pass --with-newlib if appropriate. Note that target_configdirs has |
3184 | # changed from the earlier setting of with_newlib. | |
441f85dc | 3185 | if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then |
3a7bfd0c | 3186 | target_configargs="--with-newlib ${target_configargs}" |
ed37269d | 3187 | fi |
3188 | ||
74fef112 | 3189 | # Different target subdirs use different values of certain variables |
3190 | # (notably CXX). Worse, multilibs use *lots* of different values. | |
3191 | # Worse yet, autoconf 2.5x makes some of these 'precious', meaning that | |
3192 | # it doesn't automatically accept command-line overrides of them. | |
3193 | # This means it's not safe for target subdirs to share a cache file, | |
3194 | # which is disgusting, but there you have it. Hopefully this can be | |
3195 | # fixed in future. It's still worthwhile to use a cache file for each | |
3196 | # directory. I think. | |
3197 | ||
a8abbd9d | 3198 | # Pass the appropriate --build, --host, --target and --cache-file arguments. |
3199 | # We need to pass --target, as newer autoconf's requires consistency | |
3200 | # for target_alias and gcc doesn't manage it consistently. | |
d45318b3 | 3201 | target_configargs="--cache-file=./config.cache ${target_configargs}" |
31972771 | 3202 | |
bc7af389 | 3203 | FLAGS_FOR_TARGET= |
753fca8a | 3204 | case " $target_configdirs " in |
681dbe98 | 3205 | *" newlib "*) |
3a7bfd0c | 3206 | case " $target_configargs " in |
681dbe98 | 3207 | *" --with-newlib "*) |
bc7af389 | 3208 | case "$target" in |
fe284774 | 3209 | *-cygwin*) |
db54564d | 3210 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -isystem $$s/winsup/cygwin/include' |
fe284774 | 3211 | ;; |
bc7af389 | 3212 | esac |
3213 | ||
e2bac683 | 3214 | # If we're not building GCC, don't discard standard headers. |
296a0f54 | 3215 | if test -d ${srcdir}/gcc; then |
32999451 | 3216 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc' |
e2bac683 | 3217 | |
3218 | if test "${build}" != "${host}"; then | |
3219 | # On Canadian crosses, CC_FOR_TARGET will have already been set | |
3220 | # by `configure', so we won't have an opportunity to add -Bgcc/ | |
3221 | # to it. This is right: we don't want to search that directory | |
3222 | # for binaries, but we want the header files in there, so add | |
3223 | # them explicitly. | |
e619f0a6 | 3224 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed' |
e2bac683 | 3225 | |
3226 | # Someone might think of using the pre-installed headers on | |
3227 | # Canadian crosses, in case the installed compiler is not fully | |
3228 | # compatible with the compiler being built. In this case, it | |
3229 | # would be better to flag an error than risking having | |
3230 | # incompatible object files being constructed. We can't | |
3231 | # guarantee that an error will be flagged, but let's hope the | |
3232 | # compiler will do it, when presented with incompatible header | |
3233 | # files. | |
3234 | fi | |
32999451 | 3235 | fi |
3236 | ||
df2ff48f | 3237 | case "${target}-${is_cross_compiler}" in |
f74ea578 | 3238 | i[[3456789]]86-*-linux*-no) |
df2ff48f | 3239 | # Here host == target, so we don't need to build gcc, |
3240 | # so we don't want to discard standard headers. | |
3241 | FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'` | |
df2ff48f | 3242 | ;; |
3243 | *) | |
3244 | # If we're building newlib, use its generic headers last, but search | |
3245 | # for any libc-related directories first (so make it the last -B | |
3246 | # switch). | |
3247 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include' | |
1c5767f1 | 3248 | |
3249 | # If we're building libgloss, find the startup file, simulator library | |
3250 | # and linker script. | |
3251 | case " $target_configdirs " in | |
3252 | *" libgloss "*) | |
3253 | # Look for startup file, simulator library and maybe linker script. | |
3254 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir" | |
3255 | # Look for libnosys.a in case the target needs it. | |
3256 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys' | |
3257 | # Most targets have the linker script in the source directory. | |
3258 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir" | |
3259 | ;; | |
3260 | esac | |
df2ff48f | 3261 | ;; |
3262 | esac | |
bc7af389 | 3263 | ;; |
681dbe98 | 3264 | esac |
3265 | ;; | |
bc7af389 | 3266 | esac |
fe284774 | 3267 | |
d6d689df | 3268 | case "$target" in |
fe284774 | 3269 | x86_64-*mingw* | *-w64-mingw*) |
3270 | # MinGW-w64 does not use newlib, nor does it use winsup. It may, | |
3271 | # however, use a symlink named 'mingw' in ${prefix} . | |
3272 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include' | |
3273 | ;; | |
3274 | *-mingw*) | |
3275 | # MinGW can't be handled as Cygwin above since it does not use newlib. | |
3276 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include' | |
3277 | ;; | |
d6d689df | 3278 | esac |
32999451 | 3279 | |
d8e9ea04 | 3280 | # Allow the user to override the flags for |
3281 | # our build compiler if desired. | |
823e8b8d | 3282 | if test x"${build}" = x"${host}" ; then |
3283 | CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}} | |
3284 | CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}} | |
3285 | LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}} | |
3286 | fi | |
d8e9ea04 | 3287 | |
32999451 | 3288 | # On Canadian crosses, we'll be searching the right directories for |
3289 | # the previously-installed cross compiler, so don't bother to add | |
3290 | # flags for directories within the install tree of the compiler | |
3291 | # being built; programs in there won't even run. | |
296a0f54 | 3292 | if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then |
bc7af389 | 3293 | # Search for pre-installed headers if nothing else fits. |
5750c7d4 | 3294 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include' |
bc7af389 | 3295 | fi |
32999451 | 3296 | |
753fca8a | 3297 | if test "x${use_gnu_ld}" = x && |
13b1b53a | 3298 | echo " ${configdirs} " | grep " ld " > /dev/null ; then |
bc7af389 | 3299 | # Arrange for us to find uninstalled linker scripts. |
c1eb9e31 | 3300 | FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld' |
bc7af389 | 3301 | fi |
3302 | ||
24714a39 | 3303 | # Search for other target-specific linker scripts and such. |
3304 | case "${target}" in | |
38d7211b | 3305 | mep*) |
3306 | FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary" | |
3307 | ;; | |
24714a39 | 3308 | esac |
3309 | ||
71ab34df | 3310 | # Makefile fragments. |
03c65091 | 3311 | for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag; |
3312 | do | |
3313 | eval fragval=\$$frag | |
3314 | if test $fragval != /dev/null; then | |
3315 | eval $frag=${srcdir}/$fragval | |
3316 | fi | |
3317 | done | |
71ab34df | 3318 | AC_SUBST_FILE(host_makefile_frag) |
3319 | AC_SUBST_FILE(target_makefile_frag) | |
3320 | AC_SUBST_FILE(alphaieee_frag) | |
3321 | AC_SUBST_FILE(ospace_frag) | |
3322 | ||
3323 | # Miscellanea: directories, flags, etc. | |
71ab34df | 3324 | AC_SUBST(RPATH_ENVVAR) |
7d804f04 | 3325 | AC_SUBST(GCC_SHLIB_SUBDIR) |
71ab34df | 3326 | AC_SUBST(tooldir) |
3327 | AC_SUBST(build_tooldir) | |
415470be | 3328 | AC_SUBST(CONFIGURE_GDB_TK) |
71ab34df | 3329 | AC_SUBST(GDB_TK) |
415470be | 3330 | AC_SUBST(INSTALL_GDB_TK) |
71ab34df | 3331 | |
3332 | # Build module lists & subconfigure args. | |
71ab34df | 3333 | AC_SUBST(build_configargs) |
2f8725b0 | 3334 | AC_SUBST(build_configdirs) |
71ab34df | 3335 | |
3336 | # Host module lists & subconfigure args. | |
3337 | AC_SUBST(host_configargs) | |
3338 | AC_SUBST(configdirs) | |
1fda3360 | 3339 | AC_SUBST(target_configdirs) |
71ab34df | 3340 | |
3341 | # Target module lists & subconfigure args. | |
71ab34df | 3342 | AC_SUBST(target_configargs) |
7601142f | 3343 | |
71ab34df | 3344 | |
3345 | # Build tools. | |
93c5e793 | 3346 | AC_SUBST(AR_FOR_BUILD) |
3347 | AC_SUBST(AS_FOR_BUILD) | |
71ab34df | 3348 | AC_SUBST(CC_FOR_BUILD) |
93c5e793 | 3349 | AC_SUBST(CFLAGS_FOR_BUILD) |
3350 | AC_SUBST(CXXFLAGS_FOR_BUILD) | |
3351 | AC_SUBST(CXX_FOR_BUILD) | |
3352 | AC_SUBST(DLLTOOL_FOR_BUILD) | |
93c5e793 | 3353 | AC_SUBST(GFORTRAN_FOR_BUILD) |
5ff5b630 | 3354 | AC_SUBST(GOC_FOR_BUILD) |
03385ed3 | 3355 | AC_SUBST(GDC_FOR_BUILD) |
93c5e793 | 3356 | AC_SUBST(LDFLAGS_FOR_BUILD) |
3357 | AC_SUBST(LD_FOR_BUILD) | |
3358 | AC_SUBST(NM_FOR_BUILD) | |
3359 | AC_SUBST(RANLIB_FOR_BUILD) | |
3360 | AC_SUBST(WINDMC_FOR_BUILD) | |
3361 | AC_SUBST(WINDRES_FOR_BUILD) | |
71ab34df | 3362 | |
f5aebe3e | 3363 | # Generate default definitions for YACC, M4, LEX and other programs that run |
3364 | # on the build machine. These are used if the Makefile can't locate these | |
3365 | # programs in objdir. | |
3366 | MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing | |
3367 | ||
3368 | AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y]) | |
3369 | case " $build_configdirs " in | |
3370 | *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;; | |
f5aebe3e | 3371 | esac |
3372 | ||
3373 | AC_CHECK_PROGS([BISON], [bison], [$MISSING bison]) | |
3374 | case " $build_configdirs " in | |
3375 | *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;; | |
3376 | esac | |
3377 | ||
3378 | AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4]) | |
3379 | case " $build_configdirs " in | |
3380 | *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;; | |
3381 | esac | |
3382 | ||
3383 | AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex]) | |
3384 | case " $build_configdirs " in | |
3385 | *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3386 | *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;; | |
3387 | esac | |
3388 | ||
3389 | AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex]) | |
3390 | case " $build_configdirs " in | |
3391 | *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;; | |
3392 | esac | |
3393 | ||
3394 | AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo]) | |
3395 | case " $build_configdirs " in | |
3396 | *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;; | |
3397 | *) | |
3398 | changequote(,) | |
03caadda | 3399 | # For an installed makeinfo, we require it to be from texinfo 4.7 or |
f5aebe3e | 3400 | # higher, else we use the "missing" dummy. |
3401 | if ${MAKEINFO} --version \ | |
03caadda | 3402 | | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then |
f5aebe3e | 3403 | : |
3404 | else | |
3405 | MAKEINFO="$MISSING makeinfo" | |
3406 | fi | |
3407 | ;; | |
3408 | changequote([,]) | |
3409 | esac | |
3410 | ||
3411 | # FIXME: expect and dejagnu may become build tools? | |
3412 | ||
3413 | AC_CHECK_PROGS(EXPECT, expect, expect) | |
3414 | case " $configdirs " in | |
3415 | *" expect "*) | |
3416 | test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect' | |
3417 | ;; | |
3418 | esac | |
3419 | ||
3420 | AC_CHECK_PROGS(RUNTEST, runtest, runtest) | |
3421 | case " $configdirs " in | |
3422 | *" dejagnu "*) | |
8d365775 | 3423 | test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest' |
f5aebe3e | 3424 | ;; |
3425 | esac | |
3426 | ||
3427 | ||
71ab34df | 3428 | # Host tools. |
768691b5 | 3429 | NCN_STRICT_CHECK_TOOLS(AR, ar) |
3430 | NCN_STRICT_CHECK_TOOLS(AS, as) | |
3431 | NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool) | |
3432 | NCN_STRICT_CHECK_TOOLS(LD, ld) | |
f5aebe3e | 3433 | NCN_STRICT_CHECK_TOOLS(LIPO, lipo) |
768691b5 | 3434 | NCN_STRICT_CHECK_TOOLS(NM, nm) |
68645a6b | 3435 | NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true) |
3436 | NCN_STRICT_CHECK_TOOLS(STRIP, strip, true) | |
768691b5 | 3437 | NCN_STRICT_CHECK_TOOLS(WINDRES, windres) |
75d6a0a9 | 3438 | NCN_STRICT_CHECK_TOOLS(WINDMC, windmc) |
768691b5 | 3439 | NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy) |
3440 | NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump) | |
16706a2e | 3441 | NCN_STRICT_CHECK_TOOLS(OTOOL, otool) |
3f71364d | 3442 | NCN_STRICT_CHECK_TOOLS(READELF, readelf) |
71ab34df | 3443 | AC_SUBST(CC) |
3444 | AC_SUBST(CXX) | |
3445 | AC_SUBST(CFLAGS) | |
3446 | AC_SUBST(CXXFLAGS) | |
71ab34df | 3447 | |
f5aebe3e | 3448 | # Target tools. |
c47832b1 | 3449 | AC_ARG_WITH([build-time-tools], |
8747a938 | 3450 | [AS_HELP_STRING([--with-build-time-tools=PATH], |
3451 | [use given path to find target tools during the build])], | |
c47832b1 | 3452 | [case x"$withval" in |
3453 | x/*) ;; | |
3454 | *) | |
3455 | with_build_time_tools= | |
3456 | AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path]) | |
3457 | ;; | |
3458 | esac], | |
3459 | [with_build_time_tools=]) | |
3460 | ||
768691b5 | 3461 | NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc) |
3462 | NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx) | |
768691b5 | 3463 | NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET}) |
768691b5 | 3464 | NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran) |
5ff5b630 | 3465 | NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo) |
03385ed3 | 3466 | NCN_STRICT_CHECK_TARGET_TOOLS(GDC_FOR_TARGET, gdc) |
c47832b1 | 3467 | |
3468 | ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar) | |
3469 | ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as) | |
3470 | ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool) | |
3471 | ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld) | |
3472 | ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo) | |
3473 | ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm) | |
fc740d70 | 3474 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJCOPY_FOR_TARGET, objcopy) |
c47832b1 | 3475 | ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump) |
16706a2e | 3476 | ACX_CHECK_INSTALLED_TARGET_TOOL(OTOOL_FOR_TARGET, otool) |
68645a6b | 3477 | ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib) |
3f71364d | 3478 | ACX_CHECK_INSTALLED_TARGET_TOOL(READELF_FOR_TARGET, readelf) |
c47832b1 | 3479 | ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip) |
3480 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres) | |
75d6a0a9 | 3481 | ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc) |
ef8184c7 | 3482 | |
f5aebe3e | 3483 | RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET" |
3484 | ||
3485 | GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar]) | |
3486 | GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new]) | |
3487 | GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
fb093ce7 | 3488 | dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS |
f5aebe3e | 3489 | GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX, |
b710ec85 | 3490 | [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 | 3491 | c++) |
3492 | GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX, | |
b710ec85 | 3493 | [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 | 3494 | c++) |
3495 | GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool]) | |
3496 | GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) | |
f5aebe3e | 3497 | GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN, |
3498 | [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran) | |
5ff5b630 | 3499 | GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC, |
3500 | [gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go) | |
03385ed3 | 3501 | GCC_TARGET_TOOL(gdc, GDC_FOR_TARGET, GDC, |
3502 | [gcc/gdc -B$$r/$(HOST_SUBDIR)/gcc/], d) | |
f5aebe3e | 3503 | GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new]) |
3504 | GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO) | |
3505 | GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new]) | |
9b31ae9c | 3506 | GCC_TARGET_TOOL(objcopy, OBJCOPY_FOR_TARGET, OBJCOPY, [binutils/objcopy]) |
f5aebe3e | 3507 | GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump]) |
16706a2e | 3508 | GCC_TARGET_TOOL(otool, OTOOL_FOR_TARGET, OTOOL) |
f5aebe3e | 3509 | GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib]) |
3f71364d | 3510 | GCC_TARGET_TOOL(readelf, READELF_FOR_TARGET, READELF, [binutils/readelf]) |
2b7a4d59 | 3511 | GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new]) |
f5aebe3e | 3512 | GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres]) |
75d6a0a9 | 3513 | GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc]) |
ef8184c7 | 3514 | |
f5aebe3e | 3515 | AC_SUBST(FLAGS_FOR_TARGET) |
ef8184c7 | 3516 | AC_SUBST(RAW_CXX_FOR_TARGET) |
49aae208 | 3517 | |
71ab34df | 3518 | # Certain tools may need extra flags. |
3519 | AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target} | |
3520 | RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target} | |
3521 | NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target} | |
28e9041c | 3522 | |
f5aebe3e | 3523 | # When building target libraries, except in a Canadian cross, we use |
3524 | # the same toolchain as the compiler we just built. | |
3525 | COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)' | |
3526 | COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)' | |
3527 | COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)' | |
3528 | if test $host = $build; then | |
3529 | case " $configdirs " in | |
3530 | *" gcc "*) | |
3531 | COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as' | |
3532 | COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld' | |
3533 | COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target} | |
3534 | ;; | |
3535 | esac | |
3536 | fi | |
3537 | ||
3538 | AC_SUBST(COMPILER_AS_FOR_TARGET) | |
3539 | AC_SUBST(COMPILER_LD_FOR_TARGET) | |
3540 | AC_SUBST(COMPILER_NM_FOR_TARGET) | |
3541 | ||
3290c0cf | 3542 | AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) |
3543 | AC_ARG_ENABLE(maintainer-mode, | |
8747a938 | 3544 | [AS_HELP_STRING([--enable-maintainer-mode], |
3545 | [enable make rules and dependencies not useful | |
3546 | (and sometimes confusing) to the casual installer])], | |
3290c0cf | 3547 | USE_MAINTAINER_MODE=$enableval, |
3548 | USE_MAINTAINER_MODE=no) | |
3549 | AC_MSG_RESULT($USE_MAINTAINER_MODE) | |
3550 | AC_SUBST(MAINTAINER_MODE_TRUE) | |
3551 | AC_SUBST(MAINTAINER_MODE_FALSE) | |
3552 | if test "$USE_MAINTAINER_MODE" = yes; then | |
3553 | MAINTAINER_MODE_TRUE= | |
3554 | MAINTAINER_MODE_FALSE='#' | |
3555 | else | |
3556 | MAINTAINER_MODE_TRUE='#' | |
3557 | MAINTAINER_MODE_FALSE= | |
3558 | fi | |
3559 | MAINT=$MAINTAINER_MODE_TRUE | |
3560 | AC_SUBST(MAINT)dnl | |
3561 | ||
2d64c2fd | 3562 | # --------------------- |
3563 | # GCC bootstrap support | |
3564 | # --------------------- | |
3565 | ||
3566 | # Stage specific cflags for build. | |
3567 | stage1_cflags="-g" | |
3568 | case $build in | |
3569 | vax-*-*) | |
3570 | case ${GCC} in | |
3571 | yes) stage1_cflags="-g -Wa,-J" ;; | |
3572 | *) stage1_cflags="-g -J" ;; | |
3573 | esac ;; | |
2d64c2fd | 3574 | esac |
f508ba97 | 3575 | |
2d64c2fd | 3576 | AC_SUBST(stage1_cflags) |
3577 | ||
39f34cfc | 3578 | # Enable --enable-checking in stage1 of the compiler. |
3579 | AC_ARG_ENABLE(stage1-checking, | |
8747a938 | 3580 | [AS_HELP_STRING([[--enable-stage1-checking[=all]]], |
3581 | [choose additional checking for stage1 of the compiler])], | |
39f34cfc | 3582 | [stage1_checking=--enable-checking=${enable_stage1_checking}], |
f6be6a96 | 3583 | [if test "x$enable_checking" = xno || test "x$enable_checking" = x; then |
868af6b6 | 3584 | # For --disable-checking or implicit --enable-checking=release, avoid |
3585 | # setting --enable-checking=gc in the default stage1 checking for LTO | |
3586 | # bootstraps. See PR62077. | |
868af6b6 | 3587 | case $BUILD_CONFIG in |
3588 | *lto*) | |
c05979a1 | 3589 | stage1_checking=--enable-checking=release,misc,gimple,rtlflag,tree,types;; |
3590 | *) | |
3591 | stage1_checking=--enable-checking=yes,types;; | |
868af6b6 | 3592 | esac |
c05979a1 | 3593 | if test "x$enable_checking" = x && \ |
3594 | test -d ${srcdir}/gcc && \ | |
3595 | test x"`cat ${srcdir}/gcc/DEV-PHASE`" = xexperimental; then | |
bee4f5e5 | 3596 | stage1_checking=--enable-checking=yes,types,extra |
c05979a1 | 3597 | fi |
39f34cfc | 3598 | else |
f6be6a96 | 3599 | stage1_checking=--enable-checking=$enable_checking,types |
39f34cfc | 3600 | fi]) |
3601 | AC_SUBST(stage1_checking) | |
3602 | ||
2d64c2fd | 3603 | # Enable -Werror in bootstrap stage2 and later. |
2d64c2fd | 3604 | AC_ARG_ENABLE(werror, |
8747a938 | 3605 | [AS_HELP_STRING([--enable-werror], |
5362e31e | 3606 | [enable -Werror in bootstrap stage2 and later])], |
3607 | [ | |
c0c5068d | 3608 | case ${enable_werror} in |
3609 | yes) stage2_werror_flag="--enable-werror-always" ;; | |
3610 | *) stage2_werror_flag="" ;; | |
2d64c2fd | 3611 | esac |
5362e31e | 3612 | ], |
3613 | [ | |
14b6abc7 | 3614 | if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then |
3615 | case $BUILD_CONFIG in | |
3616 | bootstrap-debug) | |
3617 | stage2_werror_flag="--enable-werror-always" ;; | |
3618 | "") | |
3619 | stage2_werror_flag="--enable-werror-always" ;; | |
3620 | esac | |
3621 | fi | |
5362e31e | 3622 | ]) |
14b6abc7 | 3623 | |
c0c5068d | 3624 | AC_SUBST(stage2_werror_flag) |
2d64c2fd | 3625 | |
6fe86052 | 3626 | # Specify what files to not compare during bootstrap. |
3627 | ||
3628 | compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*" | |
3629 | case "$target" in | |
3630 | hppa*64*-*-hpux*) ;; | |
43bbe3ea | 3631 | hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/* | gcc/function-tests.o" ;; |
286256c7 | 3632 | powerpc*-ibm-aix*) compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/* | *libgomp*\$(objext)" ;; |
6fe86052 | 3633 | esac |
3634 | AC_SUBST(compare_exclusions) | |
3635 | ||
8bb79148 | 3636 | AC_CONFIG_FILES([Makefile], |
3637 | [sed "$extrasub_build" Makefile | | |
3638 | sed "$extrasub_host" | | |
3639 | sed "$extrasub_target" > mf$$ | |
3640 | mv -f mf$$ Makefile], | |
3641 | [extrasub_build="$extrasub_build" | |
3642 | extrasub_host="$extrasub_host" | |
3643 | extrasub_target="$extrasub_target"]) | |
3644 | AC_OUTPUT |