projects / deliverable / binutils-gdb.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
*** empty log message ***
[deliverable/binutils-gdb.git] / configure.ac
CommitLineData
92f01d61 1# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
ba98da75
RO		 2# 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
3# Free Software Foundation, Inc.
252b5132
RH		 4#
5# This file is free software; you can redistribute it and/or modify it
6# under the terms of the GNU General Public License as published by
e8a5fa9c 7# the Free Software Foundation; either version 3 of the License, or
252b5132
RH		 8# (at your option) any later version.
9#
10# This program is distributed in the hope that it will be useful, but
11# WITHOUT ANY WARRANTY; without even the implied warranty of
12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13# General Public License for more details.
14#
15# You should have received a copy of the GNU General Public License
e8a5fa9c
RW		 16# along with this program; see the file COPYING3. If not see
17# <http://www.gnu.org/licenses/>.
252b5132
RH		 18
19##############################################################################
a0da8069
NN		 20### WARNING: this file contains embedded tabs. Do not run untabify on this file.
21
266df637
PB		 22m4_include(config/acx.m4)
23m4_include(config/override.m4)
58c85be7 24m4_include(config/proginstall.m4)
143754cd 25m4_include(config/elf.m4)
d5f2ee2e
KG		 26m4_include([libtool.m4])
27m4_include([ltoptions.m4])
28m4_include([ltsugar.m4])
29m4_include([ltversion.m4])
30m4_include([lt~obsolete.m4])
656fdd47 31
a0da8069 32AC_INIT(move-if-change)
d444d2ba 33AC_PREREQ(2.64)
34a0f3cf 34AC_DISABLE_OPTION_CHECKING
c6b750e1 35
5b553f7e
RW		 36progname=$0
37# if PWD already has a value, it is probably wrong.
38if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
39
40# Export original configure arguments for use by sub-configures.
41# Quote arguments with shell meta charatcers.
42TOPLEVEL_CONFIGURE_ARGUMENTS=
43set -- "$progname" "$@"
44for ac_arg
45do
46 case "$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 $ac_arg"
55done
56if test "$silent" = yes; then
57 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
58fi
59# Remove the initial space we just introduced and, as these will be
60# expanded by make, quote '$'.
61TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
62AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
63
c6b750e1
DJ		 64# Find the build, host, and target systems.
65ACX_NONCANONICAL_BUILD
66ACX_NONCANONICAL_HOST
67ACX_NONCANONICAL_TARGET
68
69dnl Autoconf 2.5x and later will set a default program prefix if
70dnl --target was used, even if it was the same as --host. Disable
71dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
72dnl to take effect.
73test "$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
a0da8069
NN		 78AC_CANONICAL_SYSTEM
79AC_ARG_PROGRAM
80
c6b750e1 81m4_pattern_allow([^AS_FOR_TARGET$])dnl
b5714970 82m4_pattern_allow([^AS_FOR_BUILD$])dnl
c6b750e1 83
e5c3f801
NN		 84# Get 'install' or 'install-sh' and its variants.
85AC_PROG_INSTALL
656fdd47 86ACX_PROG_LN
dfdffa2c 87AC_PROG_LN_S
8e957354
PB		 88AC_PROG_SED
89AC_PROG_AWK
e5c3f801 90
a0da8069
NN		 91### we might need to use some other shell than /bin/sh for running subshells
92### If we are on Windows, search for the shell. This will permit people
93### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
94### without also having to set CONFIG_SHELL. This code will work when
95### using bash, which sets OSTYPE.
96case "${OSTYPE}" in
97*win32*)
98 if test x${CONFIG_SHELL} = x ; then
99 if test ! -f /bin/sh ; then
100 if test x${SHELL} != x && test -f ${SHELL} ; then
101 CONFIG_SHELL=${SHELL}
102 export CONFIG_SHELL
103 else
104 for prog in sh sh.exe bash bash.exe; do
105 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
106 for dir in $PATH; do
107 test -z "$dir" && dir=.
108 if test -f $dir/$prog; then
109 CONFIG_SHELL=$dir/$prog
110 export CONFIG_SHELL
111 break
112 fi
113 done
114 IFS="$save_ifs"
115 test -n "${CONFIG_SHELL}" && break
116 done
117 fi
118 fi
119 fi
120 ;;
121esac
122
123config_shell=${CONFIG_SHELL-/bin/sh}
124
a0da8069
NN		 125moveifchange=${srcdir}/move-if-change
126
0fdbe983
DJ		 127srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
128
129# We pass INSTALL explicitly to sub-makes. Make sure that it is not
130# a relative path.
131if test "$INSTALL" = "${srcdir}/install-sh -c"; then
132 INSTALL="${srcpwd}/install-sh -c"
133fi
134
a0da8069
NN		 135# Set srcdir to "." if that's what it is.
136# This is important for multilib support.
137pwd=`${PWDCMD-pwd}`
a0da8069
NN		 138if test "${pwd}" = "${srcpwd}" ; then
139 srcdir=.
140fi
141
142topsrcdir=$srcpwd
252b5132 143
ae831be5 144extra_host_args=
afefada0 145
252b5132
RH		 146### To add a new directory to the tree, first choose whether it is a target
147### or a host dependent tool. Then put it into the appropriate list
a2cc058a 148### (library or tools, host or target), doing a dependency sort.
252b5132 149
a2cc058a
NN		 150# Subdirs will be configured in the order listed in build_configdirs,
151# configdirs, or target_configdirs; see the serialization section below.
152
153# Dependency sorting is only needed when *configuration* must be done in
154# a particular order. In all cases a dependency should be specified in
155# the Makefile, whether or not it's implicitly specified here.
156
157# Double entries in build_configdirs, configdirs, or target_configdirs may
158# cause circular dependencies and break everything horribly.
252b5132 159
6a9cf61e
PB		 160# these library is used by various programs built for the build
161# environment
162#
163build_libs="build-libiberty"
164
165# these tools are built for the build environment
ee025550 166build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
6a9cf61e 167
252b5132
RH		 168# these libraries are used by various programs built for the host environment
169#
1f53ca9a 170host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libelf libiconv"
252b5132 171
252b5132
RH		 172# these tools are built for the host environment
173# Note, the powerpc-eabi build depends on sim occurring before gdb in order to
174# know that we are building the simulator.
2af579c4
NN		 175# binutils, gas and ld appear in that order because it makes sense to run
176# "make check" in that particular order.
e6de499b 177# If --enable-gold is used, "gold" may replace "ld".
f9806fa5 178host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc cgen sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
75205f78
DD		 179
180# libgcj represents the runtime libraries only used by gcj.
181libgcj="target-libffi \
75205f78
DD		 182 target-zlib \
183 target-qthreads \
184 target-libjava"
252b5132
RH		 185
186# these libraries are built for the target environment, and are built after
187# the host libraries and the host tools (which may be a cross compiler)
188#
b1299c4e
DJ		 189target_libraries="target-libgcc \
190 target-libiberty \
252b5132
RH		 191 target-libgloss \
192 target-newlib \
cff87f51 193 target-libgomp \
b9459e83 194 target-libstdc++-v3 \
4b1cb4fe 195 target-libmudflap \
bb780410 196 target-libssp \
4b1cb4fe 197 target-libgfortran \
4f0ef2d8 198 target-boehm-gc \
83326456 199 ${libgcj} \
a2592b1b 200 target-libobjc \
cff87f51 201 target-libada"
252b5132 202
9c14acb8
NN		 203# these tools are built using the target libraries, and are intended to
204# run only in the target environment
252b5132 205#
9c14acb8 206# note: any program that *uses* libraries that are in the "target_libraries"
252b5132
RH		 207# list belongs in this list. those programs are also very likely
208# candidates for the "native_only" list which follows
209#
a3dd767d 210target_tools="target-examples target-groff target-gperf target-rda"
252b5132
RH		 211
212################################################################################
213
252b5132
RH		 214## All tools belong in one of the four categories, and are assigned above
215## We assign ${configdirs} this way to remove all embedded newlines. This
216## is important because configure will choke if they ever get through.
217## ${configdirs} is directories we build using the host tools.
218## ${target_configdirs} is directories we build using the target tools.
252b5132 219configdirs=`echo ${host_libs} ${host_tools}`
9c14acb8 220target_configdirs=`echo ${target_libraries} ${target_tools}`
ee025550 221build_configdirs=`echo ${build_libs} ${build_tools}`
dd12c3a8 222
9cc8ae67
PB		 223m4_divert_text([PARSE_ARGS],
224[ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
225])
226
252b5132
RH		 227################################################################################
228
252b5132
RH		 229srcname="gnu development package"
230
231# This gets set non-empty for some net releases of packages.
232appdirs=""
233
c712250a
DD		 234# Define is_cross_compiler to save on calls to 'test'.
235is_cross_compiler=
236if test x"${host}" = x"${target}" ; then
237 is_cross_compiler=no
238else
239 is_cross_compiler=yes
240fi
241
9175bfc0 242# Find the build and target subdir names.
dd12c3a8 243GCC_TOPLEV_SUBDIRS
2fd0b40b
RW		 244# Be sure to cover against remnants of an in-tree build.
245if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
246 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
247Use a pristine source tree when building in a separate tree])
248fi
252b5132 249
f48556b1
DD		 250# Skipdirs are removed silently.
251skipdirs=
252# Noconfigdirs are removed loudly.
253noconfigdirs=""
252b5132 254
f48556b1
DD		 255use_gnu_ld=
256# Make sure we don't let GNU ld be added if we didn't want it.
257if test x$with_gnu_ld = xno ; then
258 use_gnu_ld=no
93f9b408 259 noconfigdirs="$noconfigdirs ld gold"
252b5132
RH		 260fi
261
f48556b1
DD		 262use_gnu_as=
263# Make sure we don't let GNU as be added if we didn't want it.
264if test x$with_gnu_as = xno ; then
265 use_gnu_as=no
266 noconfigdirs="$noconfigdirs gas"
252b5132
RH		 267fi
268
700d40ca
ILT		 269use_included_zlib=
270# Make sure we don't let ZLIB be added if we didn't want it.
271if test x$with_system_zlib = xyes ; then
272 use_included_zlib=no
273 noconfigdirs="$noconfigdirs zlib"
274fi
275
f48556b1
DD		 276# some tools are so dependent upon X11 that if we're not building with X,
277# it's not even worth trying to configure, much less build, that tool.
252b5132 278
f48556b1
DD		 279case ${with_x} in
280 yes | "") ;; # the default value for this tree is that X11 is available
ff0a3bf8 281 no)
675c6968 282 skipdirs="${skipdirs} tk itcl libgui"
ff0a3bf8
DD		 283 # We won't be able to build gdbtk without X.
284 enable_gdbtk=no
285 ;;
f48556b1
DD		 286 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
287esac
252b5132 288
f48556b1 289# Some tools are only suitable for building in a "native" situation.
405ea7a0 290# Remove these if host!=target.
701628f5 291native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
405ea7a0
NN		 292
293# Similarly, some are only suitable for cross toolchains.
294# Remove these if host=target.
295cross_only="target-libgloss target-newlib target-opcodes"
252b5132 296
f48556b1
DD		 297case $is_cross_compiler in
298 no) skipdirs="${skipdirs} ${cross_only}" ;;
299 yes) skipdirs="${skipdirs} ${native_only}" ;;
300esac
252b5132 301
a32d391c
DD		 302# If both --with-headers and --with-libs are specified, default to
303# --without-newlib.
32be62b5
RS		 304if test x"${with_headers}" != x && test x"${with_headers}" != xno \
305 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
a32d391c
DD		 306 if test x"${with_newlib}" = x ; then
307 with_newlib=no
308 fi
309fi
310
311# Recognize --with-newlib/--without-newlib.
312case ${with_newlib} in
313 no) skipdirs="${skipdirs} target-newlib" ;;
314 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
315esac
316
93f9b408 317# Handle --enable-gold.
e6de499b
NC		 318# --enable-gold Build only gold
319# --disable-gold [default] Build only ld
320# --enable-gold=both Build both gold and ld, ld is default
321# --enable-gold=both/ld Same
322# --enable-gold=both/gold Build both gold and ld, gold is default, ld is renamed ld.bfd
93f9b408
ILT		 323
324AC_ARG_ENABLE(gold,
e6de499b 325[[ --enable-gold[=ARG] build gold [ARG={both}[/{gold,ld}]]]],
93f9b408
ILT		 326ENABLE_GOLD=$enableval,
327ENABLE_GOLD=no)
e6de499b
NC		 328 case "${ENABLE_GOLD}" in
329 yes|both|both/gold|both/ld)
330 # Check for ELF target.
331 is_elf=no
332 case "${target}" in
333 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
334 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
335 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
336 case "${target}" in
337 *-*-linux*aout* | *-*-linux*oldld*)
338 ;;
339 *)
340 is_elf=yes
341 ;;
342 esac
343 esac
344
345 if test "$is_elf" = "yes"; then
346 # Check for target supported by gold.
93f9b408 347 case "${target}" in
e6de499b
NC		 348 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
349 case "${ENABLE_GOLD}" in
350 both*)
351 configdirs="$configdirs gold"
352 ;;
353 *)
3cac54d2 354 configdirs=`echo " ${configdirs} " | sed -e 's/ ld / gold /'`
e6de499b
NC		 355 ;;
356 esac
357 ENABLE_GOLD=yes
93f9b408
ILT		 358 ;;
359 esac
e6de499b
NC		 360 fi
361 ;;
362 no)
363 ;;
364 *)
365 AC_MSG_ERROR([invalid --enable-gold argument])
366 ;;
93f9b408
ILT		 367 esac
368
252b5132
RH		 369# Configure extra directories which are host specific
370
371case "${host}" in
f48556b1 372 *-cygwin*)
3866be5d 373 configdirs="$configdirs libtermcap" ;;
252b5132
RH		 374esac
375
59f7ec45
HPN		 376# A target can indicate whether a language isn't supported for some reason.
377# Only spaces may be used in this macro; not newlines or tabs.
378unsupported_languages=
379
252b5132
RH		 380# Remove more programs from consideration, based on the host or
381# target this usually means that a port of the program doesn't
382# exist yet.
383
252b5132 384case "${host}" in
75205f78
DD		 385 hppa*64*-*-*)
386 noconfigdirs="$noconfigdirs byacc"
387 ;;
ec11bdc6 388 i[[3456789]]86-*-vsta)
675c6968 389 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
252b5132 390 ;;
ec11bdc6 391 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
675c6968 392 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
bba45b8b 393 ;;
80f6dcbc
NC		 394 x86_64-*-mingw*)
395 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
396 ;;
ec11bdc6 397 i[[3456789]]86-*-mingw32*)
675c6968 398 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
45055374 399 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
bba45b8b 400 ;;
ec11bdc6 401 i[[3456789]]86-*-beos*)
675c6968 402 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
bba45b8b 403 ;;
252b5132 404 *-*-cygwin*)
a92834c8 405 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
252b5132
RH		 406 ;;
407 *-*-netbsd*)
a92834c8 408 noconfigdirs="$noconfigdirs rcs"
252b5132
RH		 409 ;;
410 ppc*-*-pe)
675c6968 411 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
252b5132 412 ;;
ba73c63f 413 powerpc-*-beos*)
675c6968 414 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
ba73c63f 415 ;;
252b5132
RH		 416esac
417
4b1cb4fe 418
a2592b1b 419AC_ARG_ENABLE(libada,
521ec477 420[ --enable-libada build libada directory],
a2592b1b
DD		 421ENABLE_LIBADA=$enableval,
422ENABLE_LIBADA=yes)
423if test "${ENABLE_LIBADA}" != "yes" ; then
b00612cc 424 noconfigdirs="$noconfigdirs gnattools"
a2592b1b
DD		 425fi
426
5f128533 427AC_ARG_ENABLE(libssp,
521ec477 428[ --enable-libssp build libssp directory],
5f128533
KH		 429ENABLE_LIBSSP=$enableval,
430ENABLE_LIBSSP=yes)
5f128533 431
96111c10
AO		 432# Save it here so that, even in case of --enable-libgcj, if the Java
433# front-end isn't enabled, we still get libgcj disabled.
434libgcj_saved=$libgcj
435case $enable_libgcj in
436yes)
437 # If we reset it here, it won't get added to noconfigdirs in the
438 # target-specific build rules, so it will be forcibly enabled
439 # (unless the Java language itself isn't enabled).
440 libgcj=
441 ;;
442no)
443 # Make sure we get it printed in the list of not supported target libs.
444 noconfigdirs="$noconfigdirs ${libgcj}"
445 ;;
446esac
447
4b1cb4fe 448
a6df5a19
PB		 449# Disable libmudflap on some systems.
450if test x$enable_libmudflap = x ; then
3e707e94 451 case "${target}" in
29383458 452 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
3d6dfe0f 453 # Enable libmudflap by default in GNU and friends.
3e707e94
PB		 454 ;;
455 *-*-freebsd*)
456 # Enable libmudflap by default in FreeBSD.
457 ;;
458 *)
459 # Disable it by default everywhere else.
460 noconfigdirs="$noconfigdirs target-libmudflap"
461 ;;
462 esac
a6df5a19 463fi
4b1cb4fe 464
a6df5a19
PB		 465# Disable libgomp on non POSIX hosted systems.
466if test x$enable_libgomp = x ; then
b3ded179
PB		 467 # Enable libgomp by default on hosted POSIX systems.
468 case "${target}" in
29383458 469 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
b3ded179
PB		 470 ;;
471 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
472 ;;
64ce424c 473 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
b3ded179
PB		 474 ;;
475 *-*-darwin* | *-*-aix*)
476 ;;
477 *)
478 noconfigdirs="$noconfigdirs target-libgomp"
479 ;;
480 esac
a6df5a19 481fi
b3ded179 482
691bb5a1
DD		 483# Default libgloss CPU subdirectory.
484libgloss_dir="$target_cpu"
4b1cb4fe 485
252b5132 486case "${target}" in
75205f78 487 *-*-chorusos)
54d1c879 488 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
75205f78 489 ;;
24741ab2 490 powerpc-*-darwin*)
9d39db92 491 noconfigdirs="$noconfigdirs ld gas gdb gprof"
4e3fc8e5 492 noconfigdirs="$noconfigdirs sim target-rda"
b3f16a9b 493 ;;
85bd1942
TG		 494 i[[3456789]]86-*-darwin*)
495 noconfigdirs="$noconfigdirs ld gprof"
496 noconfigdirs="$noconfigdirs sim target-rda"
497 ;;
e8a5fa9c 498 x86_64-*-darwin[[912]]*)
652dec25
TG		 499 noconfigdirs="$noconfigdirs ld gas gprof"
500 noconfigdirs="$noconfigdirs sim target-rda"
501 ;;
04d1ab34 502 *-*-darwin*)
d320aacb 503 noconfigdirs="$noconfigdirs ld gas gdb gprof"
4e3fc8e5 504 noconfigdirs="$noconfigdirs sim target-rda"
54d1c879 505 noconfigdirs="$noconfigdirs ${libgcj}"
04d1ab34 506 ;;
a0da8069 507 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
54d1c879 508 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
ffb97b2f 509 ;;
de0b4a87 510 *-*-freebsd*)
4b1cb4fe
DD		 511 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
512 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
513 && test -f /usr/local/include/gmp.h; then
514 with_gmp=/usr/local
515 fi
516
517 # Skip some stuff that's unsupported on some FreeBSD configurations.
518 case "${target}" in
519 i*86-*-*) ;;
520 alpha*-*-*) ;;
143754cd 521 x86_64-*-*) ;;
4b1cb4fe 522 *)
54d1c879 523 noconfigdirs="$noconfigdirs ${libgcj}"
4b1cb4fe
DD		 524 ;;
525 esac
526 ;;
f8a495c8
NC		 527 *-*-kaos*)
528 # Remove unsupported stuff on all kaOS configurations.
54d1c879 529 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
f8a495c8
NC		 530 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
531 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
532 noconfigdirs="$noconfigdirs target-libgloss"
533 ;;
e82380cc
JT		 534 *-*-netbsd*)
535 # Skip some stuff on all NetBSD configurations.
ae03d6e2 536 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
e82380cc
JT		 537
538 # Skip some stuff that's unsupported on some NetBSD configurations.
539 case "${target}" in
75205f78 540 i*86-*-netbsdelf*) ;;
5b474aa8 541 arm*-*-netbsdelf*) ;;
e82380cc 542 *)
54d1c879 543 noconfigdirs="$noconfigdirs ${libgcj}"
e82380cc
JT		 544 ;;
545 esac
546 ;;
2a3124ca 547 *-*-netware*)
54d1c879 548 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
252b5132
RH		 549 ;;
550 *-*-rtems*)
a009f2e7 551 skipdirs="${skipdirs} target-libiberty"
54d1c879 552 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 553 ;;
1587117a
EC		 554 # The tpf target doesn't support gdb yet.
555 *-*-tpf*)
54d1c879 556 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
1587117a 557 ;;
c1968181 558 *-*-uclinux*)
54d1c879 559 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
c1968181 560 ;;
252b5132 561 *-*-vxworks*)
54d1c879 562 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
252b5132
RH		 563 ;;
564 alpha*-dec-osf*)
e99daf2b
DD		 565 # ld works, but does not support shared libraries.
566 # newlib is not 64 bit ready. I'm not sure about fileutils.
252b5132 567 # gas doesn't generate exception information.
e99daf2b 568 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
252b5132
RH		 569 ;;
570 alpha*-*-*vms*)
d594eacc 571 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
75205f78
DD		 572 ;;
573 alpha*-*-linux*)
574 # newlib is not 64 bit ready
575 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
252b5132
RH		 576 ;;
577 alpha*-*-*)
578 # newlib is not 64 bit ready
54d1c879 579 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
252b5132 580 ;;
4a18bd6b 581 am33_2.0-*-linux*)
54d1c879 582 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
4a18bd6b 583 ;;
75205f78 584 sh-*-linux*)
54d1c879 585 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
75205f78 586 ;;
2fb651f6 587 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
54d1c879 588 noconfigdirs="$noconfigdirs ${libgcj}"
75205f78 589 noconfigdirs="$noconfigdirs target-examples"
ba73c63f 590 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
675c6968 591 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
2fb651f6
NC		 592 noconfigdirs="$noconfigdirs expect dejagnu"
593 # the C++ libraries don't build on top of CE's C libraries
b9459e83 594 noconfigdirs="$noconfigdirs target-libstdc++-v3"
ae03d6e2 595 noconfigdirs="$noconfigdirs target-newlib"
2fb651f6
NC		 596 case "${host}" in
597 *-*-cygwin*) ;; # keep gdb and readline
b9459e83 598 *) noconfigdirs="$noconfigdirs gdb readline"
2fb651f6
NC		 599 ;;
600 esac
691bb5a1 601 libgloss_dir=wince
2fb651f6 602 ;;
252b5132 603 arc-*-*)
54d1c879 604 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 605 ;;
caeba88f 606 arm-semi-aof )
caeba88f 607 ;;
f03b4789 608 arm-*-coff | strongarm-*-coff | xscale-*-coff)
54d1c879 609 noconfigdirs="$noconfigdirs ${libgcj}"
691bb5a1 610 libgloss_dir=arm
f03b4789 611 ;;
11b04d1f 612 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
f03b4789 613 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
691bb5a1 614 libgloss_dir=arm
f03b4789 615 ;;
bd70a46f 616 arm*-*-linux-gnueabi)
6d18b86b 617 noconfigdirs="$noconfigdirs target-qthreads"
a5b3b4dd
DD		 618 case ${with_newlib} in
619 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
620 esac
691bb5a1 621 libgloss_dir=arm
bd70a46f 622 ;;
df4a6958 623 arm*-*-symbianelf*)
54d1c879 624 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
691bb5a1 625 libgloss_dir=arm
df4a6958 626 ;;
252b5132 627 arm-*-pe*)
54d1c879 628 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 629 ;;
252b5132 630 thumb-*-coff)
54d1c879 631 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 632 ;;
252b5132 633 thumb-*-elf)
54d1c879 634 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 635 ;;
347dad9e 636 thumb-*-pe)
54d1c879 637 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132
RH		 638 ;;
639 arm-*-riscix*)
54d1c879 640 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
252b5132 641 ;;
c95f53ae 642 avr-*-*)
266df637 643 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
c95f53ae 644 ;;
376a0e54 645 bfin-*-*)
df51e4e1
JZ		 646 unsupported_languages="$unsupported_languages java"
647 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
3cf3372e 648 if test x${is_cross_compiler} != xno ; then
376a0e54
CM		 649 target_configdirs="${target_configdirs} target-bsp target-cygmon"
650 fi
651 ;;
ff72e302 652 c4x-*-* | tic4x-*-*)
54d1c879 653 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
077b8428
NC		 654 ;;
655 c54x*-*-* | tic54x-*-*)
54d1c879 656 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
75205f78 657 ;;
52310858
NC		 658 cr16-*-*)
659 noconfigdirs="$noconfigdirs ${libgcj} gdb"
660 ;;
c7e66c6d 661 cris-*-* | crisv32-*-*)
59f7ec45 662 unsupported_languages="$unsupported_languages java"
c7e66c6d 663 case "${target}" in
2faa2958 664 *-*-aout)
096f7d00 665 unsupported_languages="$unsupported_languages fortran"
59f7ec45 666 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
2faa2958 667 *-*-elf)
5e818318 668 noconfigdirs="$noconfigdirs target-boehm-gc";;
2faa2958 669 *-*-linux*)
5e818318 670 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
c7e66c6d 671 *)
096f7d00 672 unsupported_languages="$unsupported_languages fortran"
54d1c879 673 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
c7e66c6d 674 esac
691bb5a1 675 libgloss_dir=cris
077b8428 676 ;;
3e707e94 677 crx-*-*)
54d1c879 678 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
3e707e94 679 ;;
252b5132 680 d10v-*-*)
54d1c879 681 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
252b5132 682 ;;
252b5132 683 d30v-*-*)
54d1c879 684 noconfigdirs="$noconfigdirs ${libgcj} gdb"
252b5132 685 ;;
691bb5a1
DD		 686 ep9312-*-elf | ep9312-*-coff)
687 libgloss_dir=arm
688 ;;
252b5132 689 fr30-*-elf*)
54d1c879 690 noconfigdirs="$noconfigdirs ${libgcj} gdb"
252b5132 691 ;;
d2a86414 692 frv-*-*)
54d1c879 693 noconfigdirs="$noconfigdirs ${libgcj}"
d2a86414 694 ;;
20135e4c
NC		 695 moxie-*-*)
696 noconfigdirs="$noconfigdirs ${libgcj}"
697 noconfigdirs="$noconfigdirs gprof"
698 ;;
dd1e52a4 699 h8300*-*-*)
54d1c879 700 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
dd1e52a4 701 ;;
252b5132 702 h8500-*-*)
54d1c879 703 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
75205f78 704 ;;
caeba88f 705 hppa1.1-*-osf* | hppa1.1-*-bsd* )
caeba88f 706 ;;
75205f78
DD		 707 hppa*64*-*-linux* | parisc*64*-*-linux*)
708 # In this case, it's because the hppa64-linux target is for
709 # the kernel only at this point and has no libc, and thus no
710 # headers, crt*.o, etc., all of which are needed by these.
711 noconfigdirs="$noconfigdirs target-zlib"
252b5132 712 ;;
5dcac624
DA		 713 parisc*-*-linux* | hppa*-*-linux*)
714 ;;
252b5132 715 hppa*-*-*elf* | \
09e90eb4 716 hppa*-*-lites* | \
17240c1f 717 hppa*-*-openbsd* | \
09e90eb4 718 hppa*64*-*-*)
54d1c879 719 noconfigdirs="$noconfigdirs ${libgcj}"
4f0ef2d8
CD		 720 ;;
721 hppa*-hp-hpux11*)
722 noconfigdirs="$noconfigdirs ld shellutils"
252b5132 723 ;;
691bb5a1
DD		 724 hppa*-*-pro*)
725 libgloss_dir=pa
726 ;;
252b5132 727 hppa*-*-*)
b3ed1d6b
AO		 728 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
729 # build on HP-UX 10.20.
54d1c879 730 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
252b5132 731 ;;
b07c2aad 732 i960-*-*)
54d1c879 733 noconfigdirs="$noconfigdirs ${libgcj} gdb"
b07c2aad 734 ;;
2315914d
JW		 735 ia64*-*-elf*)
736 # No gdb support yet.
675c6968 737 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
2315914d 738 ;;
a0c1c920
NC		 739 ia64*-**-hpux*)
740 # No gdb or ld support yet.
54d1c879 741 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
a0c1c920 742 ;;
19e99079
NC		 743 ia64*-*-*vms*)
744 # No gdb or ld support yet.
745 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
746 ;;
caeba88f 747 i370-*-opened*)
caeba88f 748 ;;
ec11bdc6 749 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
54d1c879 750 noconfigdirs="$noconfigdirs ${libgcj}"
691bb5a1 751 libgloss_dir=i386
252b5132 752 ;;
ec11bdc6 753 i[[3456789]]86-*-linux*)
28f46298
HPN		 754 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
755 # not build java stuff by default.
756 case "${target}" in
757 *-*-*libc1*)
54d1c879 758 noconfigdirs="$noconfigdirs ${libgcj}";;
28f46298
HPN		 759 esac
760
c72f388d
TF		 761 # This section makes it possible to build newlib natively on linux.
762 # If we are using a cross compiler then don't configure newlib.
a018e15b 763 if test x${is_cross_compiler} != xno ; then
bba45b8b 764 noconfigdirs="$noconfigdirs target-newlib"
c72f388d
TF		 765 fi
766 noconfigdirs="$noconfigdirs target-libgloss"
767 # If we are not using a cross compiler, do configure newlib.
768 # Note however, that newlib will only be configured in this situation
769 # if the --with-newlib option has been given, because otherwise
770 # 'target-newlib' will appear in skipdirs.
c72f388d 771 ;;
1f53ca9a
AO		 772 i[[3456789]]86-w64-mingw*)
773 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
774 ;;
775 i[[3456789]]86-*-mingw*)
45055374
CV		 776 target_configdirs="$target_configdirs target-winsup"
777 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
1f53ca9a 778 ;;
80f6dcbc 779 x86_64-*-mingw*)
80f6dcbc 780 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
1f53ca9a 781 ;;
252b5132
RH		 782 *-*-cygwin*)
783 target_configdirs="$target_configdirs target-libtermcap target-winsup"
e8a5fa9c 784 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
b76d7de0 785 # always build newlib if winsup directory is present.
45055374 786 if test -d "$srcdir/winsup/cygwin"; then
b76d7de0 787 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
ac0fa625 788 elif test -d "$srcdir/newlib"; then
45055374 789 echo "Warning: winsup/cygwin is missing so newlib can't be built."
b76d7de0 790 fi
1f53ca9a 791 ;;
caeba88f
AL		 792 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
793 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
caeba88f 794 ;;
ec11bdc6 795 i[[3456789]]86-*-pe)
54d1c879 796 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
252b5132 797 ;;
ec11bdc6 798 i[[3456789]]86-*-sco3.2v5*)
252b5132
RH		 799 # The linker does not yet know about weak symbols in COFF,
800 # and is not configured to handle mixed ELF and COFF.
54d1c879 801 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
252b5132 802 ;;
ec11bdc6 803 i[[3456789]]86-*-sco*)
54d1c879 804 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
252b5132 805 ;;
ec11bdc6 806 i[[3456789]]86-*-solaris2*)
252b5132
RH		 807 noconfigdirs="$noconfigdirs target-libgloss"
808 ;;
ec11bdc6 809 i[[3456789]]86-*-sysv4*)
54d1c879 810 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 811 ;;
ec11bdc6 812 i[[3456789]]86-*-beos*)
54d1c879 813 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
bba45b8b 814 ;;
b59bea8a 815 i[[3456789]]86-*-rdos*)
80911fe1
PB		 816 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
817 ;;
b07c2aad 818 m32r-*-*)
54d1c879 819 noconfigdirs="$noconfigdirs ${libgcj}"
b07c2aad 820 ;;
75205f78 821 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
54d1c879 822 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
691bb5a1 823 libgloss_dir=m68hc11
f9e0997d 824 ;;
75205f78 825 m68k-*-elf*)
54d1c879 826 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132
RH		 827 ;;
828 m68k-*-coff*)
54d1c879 829 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132 830 ;;
691bb5a1
DD		 831 m68*-*-* | fido-*-*)
832 libgloss_dir=m68k
833 ;;
75205f78
DD		 834 mcore-*-pe*)
835 # The EPOC C++ environment does not support exceptions or rtti,
836 # and so building libstdc++-v3 tends not to always work.
837 noconfigdirs="$noconfigdirs target-libstdc++-v3"
838 ;;
839 mmix-*-*)
59f7ec45 840 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
096f7d00 841 unsupported_languages="$unsupported_languages fortran java"
75205f78 842 ;;
252b5132 843 mn10200-*-*)
54d1c879 844 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132
RH		 845 ;;
846 mn10300-*-*)
54d1c879 847 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132 848 ;;
4970f871 849 mt-*-*)
cdb9b172
AH		 850 noconfigdirs="$noconfigdirs sim"
851 ;;
252b5132
RH		 852 powerpc-*-aix*)
853 # copied from rs6000-*-* entry
e8a5fa9c 854 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
252b5132
RH		 855 ;;
856 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
857 target_configdirs="$target_configdirs target-winsup"
54d1c879 858 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
252b5132
RH		 859 # always build newlib.
860 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
861 ;;
862 # This is temporary until we can link against shared libraries
863 powerpcle-*-solaris*)
54d1c879 864 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
691bb5a1 865 libgloss_dir=rs6000
ba73c63f
JM		 866 ;;
867 powerpc-*-beos*)
54d1c879 868 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
252b5132
RH		 869 ;;
870 powerpc-*-eabi)
54d1c879 871 noconfigdirs="$noconfigdirs ${libgcj}"
691bb5a1 872 libgloss_dir=rs6000
caeba88f
AL		 873 ;;
874 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
691bb5a1 875 libgloss_dir=rs6000
252b5132
RH		 876 ;;
877 rs6000-*-lynxos*)
54d1c879 878 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
252b5132
RH		 879 ;;
880 rs6000-*-aix*)
e8a5fa9c 881 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
252b5132
RH		 882 ;;
883 rs6000-*-*)
54d1c879 884 noconfigdirs="$noconfigdirs gprof ${libgcj}"
252b5132
RH		 885 ;;
886 m68k-apollo-*)
54d1c879 887 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
252b5132 888 ;;
25a07265 889 microblaze*)
29821356 890 noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
25a07265 891 ;;
5bd8be13
RS		 892 mips*-sde-elf*)
893 skipdirs="$skipdirs target-libiberty"
894 noconfigdirs="$noconfigdirs ${libgcj}"
895 if test x$with_newlib = xyes; then
896 noconfigdirs="$noconfigdirs gprof"
897 fi
898 libgloss_dir=mips
899 ;;
252b5132 900 mips*-*-irix5*)
54d1c879 901 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
252b5132
RH		 902 ;;
903 mips*-*-irix6*)
b3ed1d6b
AO		 904 # Linking libjava exceeds command-line length limits on at least
905 # IRIX 6.2, but not on IRIX 6.5.
906 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
907 # <oldham@codesourcery.com>
54d1c879 908 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
252b5132 909 ;;
252b5132 910 mips*-*-bsd*)
54d1c879 911 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
252b5132 912 ;;
fad93c55 913 mips*-*-linux*)
574e6d11 914 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
fad93c55 915 ;;
252b5132 916 mips*-*-*)
54d1c879 917 noconfigdirs="$noconfigdirs gprof ${libgcj}"
691bb5a1 918 libgloss_dir=mips
252b5132
RH		 919 ;;
920 romp-*-*)
54d1c879 921 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
252b5132 922 ;;
dbf85af7 923 sh-*-* | sh64-*-*)
252b5132 924 case "${host}" in
ec11bdc6
DD		 925 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
926 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
927 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
252b5132
RH		 928 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
929 esac
e8a5fa9c
RW		 930 case "${target}" in
931 sh*-*-elf)
932 noconfigdirs="$noconfigdirs ${libgcj}" ;;
933 *)
934 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
935 esac
252b5132 936 ;;
691bb5a1
DD		 937 sparclet-*-aout* | sparc86x-*-*)
938 libgloss_dir=sparc
939 ;;
252b5132 940 sparc-*-elf*)
54d1c879 941 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132
RH		 942 ;;
943 sparc64-*-elf*)
54d1c879 944 noconfigdirs="$noconfigdirs ${libgcj}"
691bb5a1 945 libgloss_dir=sparc
252b5132
RH		 946 ;;
947 sparclite-*-*)
54d1c879 948 noconfigdirs="$noconfigdirs ${libgcj}"
691bb5a1 949 libgloss_dir=sparc
252b5132
RH		 950 ;;
951 sparc-*-sunos4*)
54d1c879 952 noconfigdirs="$noconfigdirs ${libgcj}"
a0c4f3a0 953 if test x${is_cross_compiler} != xno ; then
c74222f7 954 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
252b5132
RH		 955 else
956 use_gnu_ld=no
957 fi
958 ;;
e3c770b1 959 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
54d1c879 960 noconfigdirs="$noconfigdirs ${libgcj}"
e3c770b1 961 ;;
3a036cdc 962 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
b3ed1d6b 963 ;;
619a3713
JM		 964 tic6x-*-*)
965 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
966 ;;
252b5132 967 v810-*-*)
54d1c879 968 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
252b5132 969 ;;
1cd986c5
NC		 970 v850*-*-*)
971 noconfigdirs="$noconfigdirs ${libgcj}"
347dad9e 972 ;;
252b5132 973 vax-*-vms)
54d1c879 974 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
252b5132
RH		 975 ;;
976 vax-*-*)
54d1c879 977 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
96ce09a7 978 ;;
8b66833e 979 xtensa*-*-*)
54d1c879 980 noconfigdirs="$noconfigdirs ${libgcj}"
fbd1054d 981 ;;
f48556b1 982 ip2k-*-*)
54d1c879 983 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
f48556b1 984 ;;
29383458 985 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
574e6d11
DD		 986 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
987 ;;
252b5132 988 *-*-lynxos*)
54d1c879 989 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
252b5132 990 ;;
75205f78 991 *-*-*)
54d1c879 992 noconfigdirs="$noconfigdirs ${libgcj}"
75205f78 993 ;;
252b5132
RH		 994esac
995
996# If we aren't building newlib, then don't build libgloss, since libgloss
997# depends upon some newlib header files.
998case "${noconfigdirs}" in
999 *target-libgloss*) ;;
1000 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
f48556b1 1001esac
252b5132 1002
f48556b1
DD		 1003# Work in distributions that contain no compiler tools, like Autoconf.
1004tentative_cc=""
a0da8069 1005host_makefile_frag=/dev/null
f48556b1
DD		 1006if test -d ${srcdir}/config ; then
1007case "${host}" in
1008 m68k-hp-hpux*)
1009 # Avoid "too much defining" errors from HPUX compiler.
1010 tentative_cc="cc -Wp,-H256000"
a0da8069
NN		 1011 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
1012 # If it's HP/UX ar, this should be harmless.
1013 RANLIB="ar ts"
f48556b1
DD		 1014 ;;
1015 m68k-apollo-sysv*)
1016 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
f48556b1
DD		 1017 ;;
1018 m68k-apollo-bsd*)
1019 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1020 # chokes on bfd, the compiler won't let you assign integers to enums, and
1021 # other problems. Defining CC to gcc is a questionable way to say "don't use
1022 # the apollo compiler" (the preferred version of GCC could be called cc,
1023 # or whatever), but I'm not sure leaving CC as cc is any better...
1024 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
a0da8069 1025 # Used to have BISON=yacc.
f48556b1 1026 tentative_cc=gcc
f48556b1
DD		 1027 ;;
1028 m88k-dg-dgux*)
1029 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
f48556b1
DD		 1030 ;;
1031 m88k-harris-cxux*)
1032 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1033 tentative_cc="cc -Xa"
1034 host_makefile_frag="config/mh-cxux"
1035 ;;
1036 m88k-motorola-sysv*)
f48556b1
DD		 1037 ;;
1038 mips*-dec-ultrix*)
1039 tentative_cc="cc -Wf,-XNg1000"
1040 host_makefile_frag="config/mh-decstation"
1041 ;;
1042 mips*-nec-sysv4*)
1043 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1044 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1045 host_makefile_frag="config/mh-necv4"
1046 ;;
f48556b1
DD		 1047 mips*-sgi-irix4*)
1048 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1049 # environment. Also bump switch table size so that cp-parse will
1050 # compile. Bump string length limit so linker builds.
1051 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1052 ;;
f48556b1
DD		 1053 mips*-*-sysv4*)
1054 host_makefile_frag="config/mh-sysv4"
1055 ;;
1056 mips*-*-sysv*)
1057 # This is for a MIPS running RISC/os 4.52C.
1058
1059 # This is needed for GDB, but needs to be in the top-level make because
1060 # if a library is compiled with the bsd headers and gets linked with the
1061 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1062 # a different size).
1063 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1064 # known except to select the sysv environment. Could we use /proc instead?
1065 # These "sysv environments" and "bsd environments" often end up being a pain.
1066 #
1067 # This is not part of CFLAGS because perhaps not all C compilers have this
1068 # option.
1069 tentative_cc="cc -systype sysv"
f48556b1
DD		 1070 ;;
1071 i370-ibm-opened*)
1072 tentative_cc="c89"
f48556b1 1073 ;;
ec11bdc6 1074 i[[3456789]]86-*-sysv5*)
f48556b1
DD		 1075 host_makefile_frag="config/mh-sysv5"
1076 ;;
ec11bdc6 1077 i[[3456789]]86-*-dgux*)
f48556b1
DD		 1078 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1079 host_makefile_frag="config/mh-dgux386"
1080 ;;
ec11bdc6 1081 i[[3456789]]86-ncr-sysv4.3*)
f48556b1
DD		 1082 # The MetaWare compiler will generate a copyright message unless you
1083 # turn it off by adding the -Hnocopyr flag.
1084 tentative_cc="cc -Hnocopyr"
f48556b1 1085 ;;
ec11bdc6 1086 i[[3456789]]86-ncr-sysv4*)
f48556b1
DD		 1087 # for an NCR 3000 (i486/SVR4) system.
1088 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1089 # This compiler not only emits obnoxious copyright messages every time
1090 # you run it, but it chokes and dies on a whole bunch of GNU source
1091 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1092 tentative_cc="/usr/ccs/ATT/cc"
1093 host_makefile_frag="config/mh-ncr3000"
1094 ;;
ec11bdc6 1095 i[[3456789]]86-*-sco3.2v5*)
f48556b1 1096 ;;
ec11bdc6 1097 i[[3456789]]86-*-sco*)
f48556b1
DD		 1098 # The native C compiler botches some simple uses of const. Unfortunately,
1099 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1100 tentative_cc="cc -Dconst="
1101 host_makefile_frag="config/mh-sco"
1102 ;;
ec11bdc6 1103 i[[3456789]]86-*-udk*)
f48556b1
DD		 1104 host_makefile_frag="config/mh-sysv5"
1105 ;;
ec11bdc6 1106 i[[3456789]]86-*-solaris2*)
f48556b1
DD		 1107 host_makefile_frag="config/mh-sysv4"
1108 ;;
ec11bdc6 1109 i[[3456789]]86-*-msdosdjgpp*)
f48556b1
DD		 1110 host_makefile_frag="config/mh-djgpp"
1111 ;;
1112 *-cygwin*)
e33b51a6 1113 ACX_CHECK_CYGWIN_CAT_WORKS
f48556b1
DD		 1114 host_makefile_frag="config/mh-cygwin"
1115 ;;
8a1599ab 1116 *-mingw*)
84e7906e 1117 host_makefile_frag="config/mh-mingw"
80f6dcbc 1118 ;;
f48556b1
DD		 1119 *-interix*)
1120 host_makefile_frag="config/mh-interix"
1121 ;;
1122 vax-*-ultrix2*)
1123 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1124 tentative_cc=gcc
1125 ;;
1126 *-*-solaris2*)
1127 host_makefile_frag="config/mh-solaris"
1128 ;;
1129 m68k-sun-sunos*)
1130 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1131 # without overflowing the jump tables (-J says to use a 32 bit table)
1132 tentative_cc="cc -J"
1133 ;;
da888c87 1134 hppa*-hp-hpux10*)
f48556b1 1135 tentative_cc="cc -Wp,-H256000"
da888c87 1136 host_makefile_frag="config/mh-pa-hpux10"
f48556b1 1137 ;;
da888c87
PB		 1138 hppa*-hp-hpux* | hppa*-*-hiux*)
1139 tentative_cc="cc -Wp,-H256000"
1140 host_makefile_frag="config/mh-pa"
1141 ;;
1142 hppa*-*)
1143 host_makefile_frag="config/mh-pa"
1144 ;;
1145 *-hp-hpux* | *-*-hiux*)
f48556b1 1146 tentative_cc="cc -Wp,-H256000"
f48556b1
DD		 1147 ;;
1148 rs6000-*-lynxos*)
1149 # /bin/cc is less than useful for our purposes. Always use GCC
1150 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1151 host_makefile_frag="config/mh-lynxrs6k"
1152 ;;
0df3d27f
PB		 1153 powerpc-*-darwin*)
1154 host_makefile_frag="config/mh-ppc-darwin"
1155 ;;
f6d183c0
PB		 1156 powerpc-*-aix*)
1157 host_makefile_frag="config/mh-ppc-aix"
1158 ;;
1159 rs6000-*-aix*)
1160 host_makefile_frag="config/mh-ppc-aix"
1161 ;;
f48556b1
DD		 1162 *-*-lynxos*)
1163 # /bin/cc is less than useful for our purposes. Always use GCC
1164 tentative_cc="/bin/gcc"
1165 ;;
1166 *-*-sysv4*)
1167 host_makefile_frag="config/mh-sysv4"
1168 ;;
fe69863c
DD		 1169 # This is placed last to prevent interfering with the cases above.
1170 i[[3456789]]86-*-*)
1171 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1172 host_makefile_frag="config/mh-x86omitfp"
1173 ;;
f48556b1
DD		 1174esac
1175fi
1176
9e07f89d
NN		 1177# If we aren't going to be using gcc, see if we can extract a definition
1178# of CC from the fragment.
1179# Actually, use the 'pre-extracted' version above.
1180if test -z "${CC}" && test "${build}" = "${host}" ; then
1181 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1182 found=
1183 for dir in $PATH; do
1184 test -z "$dir" && dir=.
1185 if test -f $dir/gcc; then
1186 found=yes
1187 break
1188 fi
1189 done
1190 IFS="$save_ifs"
1191 if test -z "${found}" && test -n "${tentative_cc}" ; then
1192 CC=$tentative_cc
1193 fi
1194fi
1195
1196if test "${build}" != "${host}" ; then
b5714970
PB		 1197 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1198 AS_FOR_BUILD=${AS_FOR_BUILD-as}
9e07f89d 1199 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
b5714970
PB		 1200 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1201 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1202 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1203 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1204 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1205 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1206 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1207 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1208 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
9e07f89d 1209else
b5714970
PB		 1210 AR_FOR_BUILD="\$(AR)"
1211 AS_FOR_BUILD="\$(AS)"
9e07f89d 1212 CC_FOR_BUILD="\$(CC)"
b5714970
PB		 1213 CXX_FOR_BUILD="\$(CXX)"
1214 GCJ_FOR_BUILD="\$(GCJ)"
1215 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1216 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1217 LD_FOR_BUILD="\$(LD)"
1218 NM_FOR_BUILD="\$(NM)"
1219 RANLIB_FOR_BUILD="\$(RANLIB)"
1220 WINDRES_FOR_BUILD="\$(WINDRES)"
1221 WINDMC_FOR_BUILD="\$(WINDMC)"
24ff9987 1222fi
9e07f89d 1223
24ff9987
DJ		 1224AC_PROG_CC
1225AC_PROG_CXX
1226
1227# We must set the default linker to the linker used by gcc for the correct
1228# operation of libtool. If LD is not defined and we are using gcc, try to
1229# set the LD default to the ld used by gcc.
1230if test -z "$LD"; then
1231 if test "$GCC" = yes; then
1232 case $build in
1233 *-*-mingw*)
1234 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1235 *)
1236 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1237 esac
1238 case $gcc_prog_ld in
1239 # Accept absolute paths.
1240 [[\\/]* | [A-Za-z]:[\\/]*)]
1241 LD="$gcc_prog_ld" ;;
1242 esac
1243 fi
9e07f89d
NN		 1244fi
1245
1246ACX_PROG_GNAT
b8908782 1247ACX_PROG_CMP_IGNORE_INITIAL
9e07f89d 1248
e8a5fa9c
RW		 1249# See if we are building gcc with C++.
1250AC_ARG_ENABLE(build-with-cxx,
1251[ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1252ENABLE_BUILD_WITH_CXX=$enableval,
1253ENABLE_BUILD_WITH_CXX=no)
1254
d5f2ee2e
KG		 1255# Used for setting $lt_cv_objdir
1256_LT_CHECK_OBJDIR
1257
e8a5fa9c 1258# Check for GMP, MPFR and MPC
d9b76ff9 1259gmplibs="-lmpc -lmpfr -lgmp"
4b1cb4fe 1260gmpinc=
4b900473 1261have_gmp=no
e8a5fa9c
RW		 1262
1263# Specify a location for mpc
1264# check for this first so it ends up on the link line before mpfr.
1265AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1266 Equivalent to --with-mpc-include=PATH/include
1267 plus --with-mpc-lib=PATH/lib])
1268AC_ARG_WITH(mpc_include, [ --with-mpc-include=PATH
1269 specify directory for installed MPC include files])
1270AC_ARG_WITH(mpc_lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1271
1272if test "x$with_mpc" != x; then
d9b76ff9
KG		 1273 gmplibs="-L$with_mpc/lib $gmplibs"
1274 gmpinc="-I$with_mpc/include $gmpinc"
e8a5fa9c
RW		 1275fi
1276if test "x$with_mpc_include" != x; then
d9b76ff9 1277 gmpinc="-I$with_mpc_include $gmpinc"
e8a5fa9c
RW		 1278fi
1279if test "x$with_mpc_lib" != x; then
d9b76ff9 1280 gmplibs="-L$with_mpc_lib $gmplibs"
e8a5fa9c
RW		 1281fi
1282if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
d5f2ee2e 1283 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
d9b76ff9 1284 gmpinc='-I$$s/mpc/src '"$gmpinc"
e8a5fa9c
RW		 1285 # Do not test the mpc version. Assume that it is sufficient, since
1286 # it is in the source tree, and the library has not been built yet
1287 # but it would be included on the link line in the version check below
1288 # hence making the test fail.
d9b76ff9 1289 have_gmp=yes
e8a5fa9c 1290fi
4b900473 1291
11b04d1f
DD		 1292# Specify a location for mpfr
1293# check for this first so it ends up on the link line before gmp.
521ec477 1294AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
8a0d8a5c
PB		 1295 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1296Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
11b04d1f 1297
521ec477 1298AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
8a0d8a5c
PB		 1299 Equivalent to --with-mpfr-include=PATH/include
1300 plus --with-mpfr-lib=PATH/lib])
1301AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
521ec477
DD		 1302 specify directory for installed MPFR include files])
1303AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
11b04d1f
DD		 1304
1305if test "x$with_mpfr" != x; then
1306 gmplibs="-L$with_mpfr/lib $gmplibs"
d9b76ff9 1307 gmpinc="-I$with_mpfr/include $gmpinc"
11b04d1f 1308fi
8a0d8a5c 1309if test "x$with_mpfr_include" != x; then
d9b76ff9 1310 gmpinc="-I$with_mpfr_include $gmpinc"
8a0d8a5c
PB		 1311fi
1312if test "x$with_mpfr_lib" != x; then
1313 gmplibs="-L$with_mpfr_lib $gmplibs"
1314fi
4b900473 1315if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
d5f2ee2e 1316 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
4b900473 1317 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
d5f2ee2e 1318 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
4b900473
PB		 1319 # Do not test the mpfr version. Assume that it is sufficient, since
1320 # it is in the source tree, and the library has not been built yet
1321 # but it would be included on the link line in the version check below
1322 # hence making the test fail.
1323 have_gmp=yes
1324fi
11b04d1f 1325
4b1cb4fe 1326# Specify a location for gmp
521ec477 1327AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
8a0d8a5c
PB		 1328 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1329Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1330
521ec477 1331AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
8a0d8a5c
PB		 1332 Equivalent to --with-gmp-include=PATH/include
1333 plus --with-gmp-lib=PATH/lib])
521ec477
DD		 1334AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1335AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
4b1cb4fe 1336
4b1cb4fe 1337
11b04d1f
DD		 1338if test "x$with_gmp" != x; then
1339 gmplibs="-L$with_gmp/lib $gmplibs"
1340 gmpinc="-I$with_gmp/include $gmpinc"
4b1cb4fe 1341fi
8a0d8a5c
PB		 1342if test "x$with_gmp_include" != x; then
1343 gmpinc="-I$with_gmp_include $gmpinc"
1344fi
1345if test "x$with_gmp_lib" != x; then
1346 gmplibs="-L$with_gmp_lib $gmplibs"
1347fi
4b900473 1348if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
d5f2ee2e 1349 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
4b900473 1350 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
29821356 1351 extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
d5f2ee2e 1352 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
4b900473
PB		 1353 # Do not test the gmp version. Assume that it is sufficient, since
1354 # it is in the source tree, and the library has not been built yet
1355 # but it would be included on the link line in the version check below
1356 # hence making the test fail.
1357 have_gmp=yes
1358fi
4b1cb4fe 1359
ceb92e78 1360if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
4b900473
PB		 1361 have_gmp=yes
1362 saved_CFLAGS="$CFLAGS"
1363 CFLAGS="$CFLAGS $gmpinc"
a6b5846e
KG		 1364 # Check for the recommended and required versions of GMP.
1365 AC_MSG_CHECKING([for the correct version of gmp.h])
4b900473 1366 AC_TRY_COMPILE([#include "gmp.h"],[
a6b5846e
KG		 1367 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1368 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1369 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
9dbaa842 1370 choke me
4b900473 1371 #endif
a009f2e7 1372 ], [AC_TRY_COMPILE([#include <gmp.h>],[
a6b5846e
KG		 1373 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1374 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1375 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1376 choke me
1377 #endif
a009f2e7 1378 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
a6b5846e 1379 [AC_MSG_RESULT([no]); have_gmp=no])
4b900473 1380
e8a5fa9c 1381 # If we have GMP, check the MPFR version.
4b900473 1382 if test x"$have_gmp" = xyes; then
a6b5846e
KG		 1383 # Check for the recommended and required versions of MPFR.
1384 AC_MSG_CHECKING([for the correct version of mpfr.h])
e8a5fa9c 1385 AC_TRY_COMPILE([#include <gmp.h>
4b900473 1386 #include <mpfr.h>],[
ef699244 1387 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
4b900473
PB		 1388 choke me
1389 #endif
a009f2e7 1390 ], [AC_TRY_COMPILE([#include <gmp.h>
e8a5fa9c 1391 #include <mpfr.h>],[
a6b5846e 1392 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
e8a5fa9c
RW		 1393 choke me
1394 #endif
a009f2e7 1395 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
e8a5fa9c
RW		 1396 [AC_MSG_RESULT([no]); have_gmp=no])
1397 fi
1398
1399 # Check for the MPC header version.
d9b76ff9 1400 if test x"$have_gmp" = xyes ; then
a6b5846e 1401 # Check for the recommended and required versions of MPC.
e8a5fa9c
RW		 1402 AC_MSG_CHECKING([for the correct version of mpc.h])
1403 AC_TRY_COMPILE([#include <mpc.h>],[
a6b5846e 1404 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
e8a5fa9c
RW		 1405 choke me
1406 #endif
a009f2e7 1407 ], [AC_TRY_COMPILE([#include <mpc.h>],[
a6b5846e
KG		 1408 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1409 choke me
1410 #endif
a009f2e7 1411 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
a6b5846e 1412 [AC_MSG_RESULT([no]); have_gmp=no])
e8a5fa9c
RW		 1413 fi
1414
1415 # Now check the MPFR library.
1416 if test x"$have_gmp" = xyes; then
1417 saved_LIBS="$LIBS"
1418 LIBS="$LIBS $gmplibs"
d9b76ff9
KG		 1419 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1420 AC_TRY_LINK([#include <mpc.h>],[
a3ca38d2
DD		 1421 mpfr_t n;
1422 mpfr_t x;
d9b76ff9 1423 mpc_t c;
4b900473 1424 int t;
a3ca38d2
DD		 1425 mpfr_init (n);
1426 mpfr_init (x);
4b900473
PB		 1427 mpfr_atan2 (n, n, x, GMP_RNDN);
1428 mpfr_erfc (n, x, GMP_RNDN);
1429 mpfr_subnormalize (x, t, GMP_RNDN);
d9b76ff9
KG		 1430 mpfr_clear(n);
1431 mpfr_clear(x);
1432 mpc_init2 (c, 53);
1433 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1434 mpc_cosh (c, c, MPC_RNDNN);
1435 mpc_pow (c, c, c, MPC_RNDNN);
1436 mpc_acosh (c, c, MPC_RNDNN);
1437 mpc_clear (c);
e8a5fa9c
RW		 1438 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1439 LIBS="$saved_LIBS"
4b900473 1440 fi
e8a5fa9c 1441
4b900473 1442 CFLAGS="$saved_CFLAGS"
4b1cb4fe 1443
a6b5846e
KG		 1444# The library versions listed in the error message below should match
1445# the HARD-minimums enforced above.
4b900473 1446 if test x$have_gmp != xyes; then
a6b5846e 1447 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
d9b76ff9
KG		 1448Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1449their locations. Source code for these libraries can be found at
1450their respective hosting sites as well as at
1451ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1452http://gcc.gnu.org/install/prerequisites.html for additional info. If
1453you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1454make sure that you have installed both the libraries and the header
1455files. They may be located in separate packages.])
4b900473 1456 fi
9dbaa842
DD		 1457fi
1458
e8a5fa9c 1459# Flags needed for both GMP, MPFR and/or MPC.
4b1cb4fe
DD		 1460AC_SUBST(gmplibs)
1461AC_SUBST(gmpinc)
e8a5fa9c
RW		 1462AC_SUBST(extra_mpfr_configure_flags)
1463AC_SUBST(extra_mpc_gmp_configure_flags)
1464AC_SUBST(extra_mpc_mpfr_configure_flags)
4b1cb4fe 1465
29383458
JM		 1466# Allow host libstdc++ to be specified for static linking with PPL.
1467AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1468 when linking with PPL])
1469
1470case $with_host_libstdcxx in
1471 no|yes)
1472 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1473 ;;
1474esac
e28c595f 1475
e8a5fa9c
RW		 1476# Linker flags to use for stage1 or when not boostrapping.
1477AC_ARG_WITH(stage1-ldflags,
1478[ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1479[if test "$withval" = "no" -o "$withval" = "yes"; then
1480 stage1_ldflags=
1481 else
1482 stage1_ldflags=$withval
1483 fi],
1484[stage1_ldflags=])
1485AC_SUBST(stage1_ldflags)
1486
1487# Libraries to use for stage1 or when not bootstrapping.
1488AC_ARG_WITH(stage1-libs,
1489[ -with-stage1-libs=LIBS Libraries for stage1],
1490[if test "$withval" = "no" -o "$withval" = "yes"; then
1491 stage1_libs=
1492 else
1493 stage1_libs=$withval
1494 fi],
1495[stage1_libs=$with_host_libstdcxx])
1496AC_SUBST(stage1_libs)
1497
e8a5fa9c
RW		 1498# Libraries to use for stage2 and later builds. This defaults to the
1499# argument passed to --with-host-libstdcxx.
1500AC_ARG_WITH(boot-libs,
1501[ --with-boot-libs=LIBS Libraries for stage2 and later],
1502[if test "$withval" = "no" -o "$withval" = "yes"; then
1503 poststage1_libs=
1504 else
1505 poststage1_libs=$withval
1506 fi],
1507[poststage1_libs=$with_host_libstdcxx])
1508AC_SUBST(poststage1_libs)
1509
143754cd
NC		 1510# Linker flags to use for stage2 and later builds.
1511AC_ARG_WITH(boot-ldflags,
1512[ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1513[if test "$withval" = "no" -o "$withval" = "yes"; then
1514 poststage1_ldflags=
1515 else
1516 poststage1_ldflags=$withval
1517 fi],
1518[poststage1_ldflags=
1519 # With --enable-build-with-cxx, default to linking libstdc++ and
1520 # libgcc statically. But if the user explicitly specified the
1521 # libraries to use, trust that they are doing what they want.
1522 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1523 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1524 fi])
1525AC_SUBST(poststage1_ldflags)
1526
e28c595f 1527# Check for PPL
e8a5fa9c 1528ppllibs=" -lppl_c -lppl -lgmpxx"
e28c595f
JM		 1529pplinc=
1530
1531AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1532 Equivalent to --with-ppl-include=PATH/include
1f53ca9a 1533 plus --with-ppl-lib=PATH/lib])
e28c595f
JM		 1534AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1535AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1536
29383458
JM		 1537case $with_ppl in
1538 no)
1539 ppllibs=
1540 ;;
1f53ca9a
AO		 1541 "" | yes)
1542 ;;
29383458 1543 *)
e8a5fa9c 1544 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
29383458 1545 pplinc="-I$with_ppl/include $pplinc"
29383458
JM		 1546 ;;
1547esac
e28c595f
JM		 1548if test "x$with_ppl_include" != x; then
1549 pplinc="-I$with_ppl_include $pplinc"
1550fi
1551if test "x$with_ppl_lib" != x; then
e8a5fa9c 1552 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
e28c595f
JM		 1553fi
1554if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
d5f2ee2e 1555 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
1f53ca9a
AO		 1556 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1557 enable_ppl_version_check=no
e28c595f
JM		 1558fi
1559
1560AC_ARG_ENABLE(ppl-version-check,
1561[ --disable-ppl-version-check disable check for PPL version],
1562ENABLE_PPL_CHECK=$enableval,
1563ENABLE_PPL_CHECK=yes)
1564
1f53ca9a 1565if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
e28c595f
JM		 1566 saved_CFLAGS="$CFLAGS"
1567 CFLAGS="$CFLAGS $pplinc $gmpinc"
a009f2e7 1568 AC_MSG_CHECKING([for version 0.10 (or later revision) of PPL])
e28c595f 1569 AC_TRY_COMPILE([#include "ppl_c.h"],[
a009f2e7 1570 #if PPL_VERSION_MAJOR != 0 || PPL_VERSION_MINOR < 10
e28c595f
JM		 1571 choke me
1572 #endif
1f53ca9a 1573 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
e28c595f
JM		 1574 CFLAGS="$saved_CFLAGS"
1575fi
1576
1577# Flags needed for PPL
1578AC_SUBST(ppllibs)
1579AC_SUBST(pplinc)
1580
1581
1582# Check for CLOOG
1583clooglibs=" -lcloog "
1584clooginc=" -DCLOOG_PPL_BACKEND "
1585
1586AC_ARG_WITH(cloog, [ --with-cloog=PATH Specify prefix directory for the installed CLooG-PPL package
1587 Equivalent to --with-cloog-include=PATH/include
1f53ca9a 1588 plus --with-cloog-lib=PATH/lib])
e28c595f
JM		 1589AC_ARG_WITH(cloog_include, [ --with-cloog-include=PATH Specify directory for installed CLooG include files])
1590AC_ARG_WITH(cloog_lib, [ --with-cloog-lib=PATH Specify the directory for the installed CLooG library])
e28c595f 1591
1f53ca9a
AO		 1592if test "x$with_ppl" = "xno"; then
1593 with_cloog=no
1594fi
1595
29383458
JM		 1596case $with_cloog in
1597 no)
1598 clooglibs=
1599 clooginc=
1600 ;;
1f53ca9a
AO		 1601 "" | yes)
1602 ;;
29383458
JM		 1603 *)
1604 clooglibs="-L$with_cloog/lib -lcloog"
1605 clooginc="-I$with_cloog/include -DCLOOG_PPL_BACKEND "
29383458
JM		 1606 ;;
1607esac
e28c595f
JM		 1608if test "x$with_cloog_include" != x; then
1609 clooginc="-I$with_cloog_include -DCLOOG_PPL_BACKEND "
1610fi
1611if test "x$with_cloog_lib" != x; then
1612 clooglibs="-L$with_cloog_lib -lcloog"
e28c595f
JM		 1613fi
1614if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
d5f2ee2e 1615 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' -lcloog '
e28c595f 1616 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
1f53ca9a 1617 enable_cloog_version_check=no
e28c595f
JM		 1618fi
1619
1620AC_ARG_ENABLE(cloog-version-check,
1621[ --disable-cloog-version-check disable check for CLooG version],
1622ENABLE_CLOOG_CHECK=$enableval,
1623ENABLE_CLOOG_CHECK=yes)
1624
1f53ca9a 1625if test "x$with_cloog" != "xno" -a "${ENABLE_CLOOG_CHECK}" = "yes"; then
e28c595f
JM		 1626 saved_CFLAGS="$CFLAGS"
1627 CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
143754cd 1628 AC_MSG_CHECKING([for version 0.15.5 (or later revision) of CLooG])
e28c595f 1629 AC_TRY_COMPILE([#include "cloog/cloog.h"],[
143754cd 1630 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 5
e28c595f
JM		 1631 choke me
1632 #endif
a009f2e7
RW		 1633 ], [AC_TRY_COMPILE([#include "cloog/cloog.h"],[
1634 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 9
1635 choke me
1636 #endif
1637 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
1638 [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
e28c595f
JM		 1639 CFLAGS="$saved_CFLAGS"
1640fi
1641
1642# Flags needed for CLOOG
1643AC_SUBST(clooglibs)
1644AC_SUBST(clooginc)
1645
700d40ca
ILT		 1646# Check for LTO support.
1647AC_ARG_ENABLE(lto,
1648[ --enable-lto enable link time optimization support],
1649enable_lto=$enableval,
1650enable_lto=yes; default_enable_lto=yes)
1651
143754cd 1652
e49e5c92 1653ACX_ELF_TARGET_IFELSE([if test x"$enable_lto" = x"yes" ; then
700d40ca
ILT		 1654 # Make sure that libelf.h and gelf.h are available.
1655 AC_ARG_WITH(libelf, [ --with-libelf=PATH Specify prefix directory for the installed libelf package
1656 Equivalent to --with-libelf-include=PATH/include
1657 plus --with-libelf-lib=PATH/lib])
1658
1659 AC_ARG_WITH(libelf_include, [ --with-libelf-include=PATH Specify directory for installed libelf include files])
1660
1661 AC_ARG_WITH(libelf_lib, [ --with-libelf-lib=PATH Specify the directory for the installed libelf library])
1662
1f53ca9a
AO		 1663 saved_CFLAGS="$CFLAGS"
1664 saved_CPPFLAGS="$CPPFLAGS"
1665 saved_LIBS="$LIBS"
1666
700d40ca
ILT		 1667 case $with_libelf in
1668 "")
1669 libelflibs="-lelf"
1670 libelfinc="-I/usr/include/libelf"
1671 ;;
1672 *)
1673 libelflibs="-L$with_libelf/lib -lelf"
1674 libelfinc="-I$with_libelf/include -I$with_libelf/include/libelf"
1675 LIBS="$libelflibs $LIBS"
1676 ;;
1677 esac
1678
1679 if test "x$with_libelf_include" != x; then
1680 libelfinc="-I$with_libelf_include"
1681 fi
1682
1683 if test "x$with_libelf_lib" != x; then
1684 libelflibs="-L$with_libelf_lib -lelf"
1685 LIBS="$libelflibs $LIBS"
1686 fi
1687
1688 if test "x$with_libelf$with_libelf_include$with_libelf_lib" = x \
1689 && test -d ${srcdir}/libelf; then
1f53ca9a
AO		 1690 libelflibs='-L$$r/$(HOST_SUBDIR)/libelf/lib -lelf '
1691 libelfinc='-D__LIBELF_INTERNAL__ -I$$r/$(HOST_SUBDIR)/libelf/lib -I$$s/libelf/lib'
700d40ca 1692 LIBS="$libelflibs $LIBS"
700d40ca 1693
1f53ca9a 1694 else
700d40ca
ILT		 1695
1696 CFLAGS="$CFLAGS $libelfinc"
1697 CPPFLAGS="$CPPFLAGS $libelfinc"
1698 LIBS="$LIBS $libelflibs"
1699
1700 AC_CHECK_HEADERS(libelf.h, [have_libelf_h=yes])
1701 AC_CHECK_HEADERS(gelf.h, [have_gelf_h=yes])
1702
1703 AC_CHECK_HEADERS(libelf/libelf.h, [have_libelf_libelf_h=yes])
1704 AC_CHECK_HEADERS(libelf/gelf.h, [have_libelf_gelf_h=yes])
1705
1706 # If we couldn't find libelf.h and the user forced it, emit an error.
1707 if test x"$have_libelf_h" != x"yes" \
1708 && test x"$have_libelf_libelf_h" != x"yes" ; then
1709 if test x"$default_enable_lto" != x"yes" ; then
1710 AC_MSG_ERROR([LTO support requires libelf.h or libelf/libelf.h.])
1711 else
1712 enable_lto=no
1713 libelflibs=
1714 libelfinc=
1715 fi
1716 fi
1717
1718 # If we couldn't find gelf.h and the user forced it, emit an error.
1719 if test x"$have_gelf_h" != x"yes" \
1720 && test x"$have_libelf_gelf_h" != x"yes" ; then
1721 if test x"$default_enable_lto" != x"yes" ; then
1722 AC_MSG_ERROR([LTO support requires gelf.h or libelf/gelf.h.])
1723 else
1724 enable_lto=no
1725 libelflibs=
1726 libelfinc=
1727 fi
1728 fi
1729
1730 # Check that the detected libelf has the functions we need. We cannot
1731 # rely on just detecting the headers since they do not include
1732 # versioning information. Add functions, if needed.
1733 if test x"$enable_lto" = x"yes" ; then
1734 AC_MSG_CHECKING([for the correct version of libelf])
1735 AC_TRY_LINK(
1736 [#include <libelf.h>],[
1737 elf_errmsg (0);
1738 elf_getscn (0, 0);
1739 elf_nextscn (0, 0);
1740 elf_strptr (0, 0, 0);
1741 elf_getident (0, 0);
700d40ca
ILT		 1742 elf_begin (0, 0, 0);
1743 elf_ndxscn (0);
1744 elf_end (0);
1745 ],
1746 [AC_MSG_RESULT([yes]);],
1747 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1748 )
1749
a009f2e7
RW		 1750 # Check for elf_getshdrstrndx or elf_getshstrndx. The latter's flavor
1751 # is determined in gcc/configure.ac.
1752 if test x"$enable_lto" = x"yes" ; then
1753 AC_MSG_CHECKING([for elf_getshdrstrndx])
1754 AC_TRY_LINK(
1755 [#include <libelf.h>],[
1756 elf_getshdrstrndx (0, 0);
1757 ],
1758 [AC_MSG_RESULT([yes]);],
1759 [AC_MSG_RESULT([no]);
1760 AC_MSG_CHECKING([for elf_getshstrndx])
1761 AC_TRY_LINK(
1762 [#include <libelf.h>],[
1763 elf_getshstrndx (0, 0);
1764 ],
1765 [AC_MSG_RESULT([yes]);],
1766 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1767 )]
1768 )
1769 fi
1770
700d40ca
ILT		 1771 # If we couldn't enable LTO and the user forced it, emit an error.
1772 if test x"$enable_lto" = x"no" \
1773 && test x"$default_enable_lto" != x"yes" ; then
1774 AC_MSG_ERROR([To enable LTO, GCC requires libelf v0.8.12+.
1775Try the --with-libelf, --with-libelf-include and --with-libelf-lib options
1776to specify its location.])
1777 fi
1778 fi
1779
1780 CFLAGS="$saved_CFLAGS"
1781 CPPFLAGS="$saved_CPPFLAGS"
1782 LIBS="$saved_LIBS"
1783
1f53ca9a
AO		 1784 fi
1785
700d40ca
ILT		 1786 # Flags needed for libelf.
1787 AC_SUBST(libelflibs)
1788 AC_SUBST(libelfinc)
a8eb3f0a
DK		 1789 # ELF platforms build the lto-plugin when GOLD is in use.
1790 build_lto_plugin=${ENABLE_GOLD}
e49e5c92 1791fi],[if test x"$default_enable_lto" = x"yes" ; then
29821356 1792 case $target in
a8eb3f0a 1793 *-apple-darwin* | *-cygwin* | *-mingw*) ;;
29821356
RW		 1794 # On other non-ELF platforms, LTO must be explicitly enabled.
1795 *) enable_lto=no ;;
1796 esac
e49e5c92 1797 else
29821356
RW		 1798 # Apart from ELF platforms, only Windows and Darwin support LTO so far.
1799 # It would also be nice to check the binutils support, but we don't
e49e5c92
DK		 1800 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1801 # warn during gcc/ subconfigure; unless you're bootstrapping with
1802 # -flto it won't be needed until after installation anyway.
1803 case $target in
a8eb3f0a 1804 *-cygwin* | *-mingw* | *-apple-darwin*) ;;
e49e5c92
DK		 1805 *) if test x"$enable_lto" = x"yes"; then
1806 AC_MSG_ERROR([LTO support is not enabled for this target.])
1807 fi
1808 ;;
1809 esac
1810 fi
a8eb3f0a
DK		 1811 # Among non-ELF, only Windows platforms support the lto-plugin so far.
1812 case $target in
1813 *-cygwin* | *-mingw*) build_lto_plugin=yes ;;
1814 *) ;;
1815 esac
e49e5c92 1816 default_enable_lto=no])
700d40ca 1817
e28c595f 1818
947f426e 1819# By default, C is the only stage 1 language.
9b134994 1820stage1_languages=,c,
1d39f329 1821
e8a5fa9c 1822# Target libraries that we bootstrap.
2aa2364a 1823bootstrap_target_libs=,target-libgcc,
e8a5fa9c 1824
9e07f89d
NN		 1825# Figure out what language subdirectories are present.
1826# Look if the user specified --enable-languages="..."; if not, use
1827# the environment variable $LANGUAGES if defined. $LANGUAGES might
1828# go away some day.
1829# NB: embedded tabs in this IF block -- do not untabify
1830if test -d ${srcdir}/gcc; then
1831 if test x"${enable_languages+set}" != xset; then
1832 if test x"${LANGUAGES+set}" = xset; then
1833 enable_languages="${LANGUAGES}"
1834 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1835 else
1836 enable_languages=all
1837 fi
1838 else
1839 if test x"${enable_languages}" = x ||
1840 test x"${enable_languages}" = xyes;
1841 then
1842 echo configure.in: --enable-languages needs at least one language argument 1>&2
1843 exit 1
1844 fi
1845 fi
1846 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1847
096f7d00
DE		 1848 # 'f95' is the old name for the 'fortran' language. We issue a warning
1849 # and make the substitution.
1850 case ,${enable_languages}, in
1851 *,f95,*)
1852 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1853 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1854 ;;
1855 esac
1856
9e07f89d
NN		 1857 # First scan to see if an enabled language requires some other language.
1858 # We assume that a given config-lang.in will list all the language
1859 # front ends it requires, even if some are required indirectly.
1860 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1861 case ${lang_frag} in
1862 ..) ;;
1863 # The odd quoting in the next line works around
1864 # an apparent bug in bash 1.12 on linux.
1865 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1866 *)
1867 # From the config-lang.in, get $language, $lang_requires
1868 language=
1869 lang_requires=
1870 . ${lang_frag}
1871 for other in ${lang_requires} ; do
1872 case ,${enable_languages}, in
1873 *,$other,*) ;;
1874 *,all,*) ;;
1875 *,$language,*)
1876 echo " \`$other' language required by \`$language'; enabling" 1>&2
1877 enable_languages="${enable_languages},${other}"
1878 ;;
1879 esac
1880 done
1881 ;;
1882 esac
1883 done
1884
9b134994 1885 new_enable_languages=,c,
700d40ca
ILT		 1886
1887 # If LTO is enabled, add the LTO front end.
1888 extra_host_libiberty_configure_flags=
1889 if test "$enable_lto" = "yes" ; then
6811fb56
RW		 1890 case ,${enable_languages}, in
1891 *,lto,*) ;;
1892 *) enable_languages="${enable_languages},lto" ;;
1893 esac
a8eb3f0a 1894 if test "${build_lto_plugin}" = "yes" ; then
700d40ca
ILT		 1895 configdirs="$configdirs lto-plugin"
1896 extra_host_libiberty_configure_flags=--enable-shared
1897 fi
1898 fi
1899 AC_SUBST(extra_host_libiberty_configure_flags)
1900
9e07f89d 1901 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
9b134994 1902 potential_languages=,c,
9e07f89d
NN		 1903
1904 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1905 case ${lang_frag} in
1906 ..) ;;
1907 # The odd quoting in the next line works around
1908 # an apparent bug in bash 1.12 on linux.
1909 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1910 *)
1911 # From the config-lang.in, get $language, $target_libs,
1d39f329 1912 # $lang_dirs, $boot_language, and $build_by_default
9e07f89d
NN		 1913 language=
1914 target_libs=
1915 lang_dirs=
64ce424c 1916 subdir_requires=
9b134994
PB		 1917 boot_language=no
1918 build_by_default=yes
9e07f89d 1919 . ${lang_frag}
9b134994
PB		 1920 if test x${language} = x; then
1921 echo "${lang_frag} doesn't set \$language." 1>&2
1922 exit 1
1923 fi
1924
1f53ca9a
AO		 1925 if test "$language" = "c++" \
1926 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
e8a5fa9c
RW		 1927 boot_language=yes
1928 fi
1929
9b134994
PB		 1930 case ,${enable_languages}, in
1931 *,${language},*)
9e07f89d
NN		 1932 # Language was explicitly selected; include it.
1933 add_this_lang=yes
1934 ;;
9b134994
PB		 1935 *,all,*)
1936 # 'all' was selected, select it if it is a default language
1937 add_this_lang=${build_by_default}
9e07f89d
NN		 1938 ;;
1939 *)
1940 add_this_lang=no
1941 ;;
1942 esac
4b1cb4fe 1943
64ce424c 1944 # Disable languages that need other directories if these aren't available.
1f3f1bbf 1945 for i in $subdir_requires; do
3d3adb43 1946 test -f "$srcdir/gcc/$i/config-lang.in" && continue
64ce424c
PB		 1947 case ,${enable_languages}, in
1948 *,${language},*)
1949 # Specifically requested language; tell them.
1950 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1951 ;;
1952 *)
1953 # Silently disable.
9b134994 1954 add_this_lang=unsupported
64ce424c
PB		 1955 ;;
1956 esac
1957 done
1958
9b134994
PB		 1959 # Disable Ada if no preexisting GNAT is available.
1960 case ,${enable_languages},:${language}:${have_gnat} in
1961 *,${language},*:ada:no)
1962 # Specifically requested language; tell them.
1963 AC_MSG_ERROR([GNAT is required to build $language])
1964 ;;
1965 *:ada:no)
1966 # Silently disable.
1967 add_this_lang=unsupported
1968 ;;
1969 esac
1970
59f7ec45
HPN		 1971 # Disable a language that is unsupported by the target.
1972 case " $unsupported_languages " in
1973 *" $language "*)
9b134994 1974 add_this_lang=unsupported
59f7ec45
HPN		 1975 ;;
1976 esac
1977
4b1cb4fe 1978 case $add_this_lang in
9b134994 1979 unsupported)
9e07f89d 1980 # Remove language-dependent dirs.
1d39f329
NN		 1981 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1982 ;;
9b134994
PB		 1983 no)
1984 # Remove language-dependent dirs; still show language as supported.
1985 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1986 potential_languages="${potential_languages}${language},"
1987 ;;
1988 yes)
1989 new_enable_languages="${new_enable_languages}${language},"
1990 potential_languages="${potential_languages}${language},"
1d39f329 1991 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
f8dc745f
RW		 1992 case "${boot_language}:,$enable_stage1_languages," in
1993 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
4fa63067 1994 # Add to (comma-separated) list of stage 1 languages.
f8dc745f
RW		 1995 case ",$stage1_languages," in
1996 *,$language,* | ,yes, | ,all,) ;;
1997 *) stage1_languages="${stage1_languages}${language}," ;;
1998 esac
e8a5fa9c
RW		 1999 # We need to bootstrap any supporting libraries.
2000 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
1d39f329
NN		 2001 ;;
2002 esac
2003 ;;
9e07f89d
NN		 2004 esac
2005 ;;
2006 esac
2007 done
2008
9b134994 2009 AC_ARG_ENABLE(stage1-languages,
521ec477 2010[ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
9b134994
PB		 2011 stage1. Mostly useful for compiler development.],
2012 [case ,${enable_stage1_languages}, in
2013 ,no,|,,)
2014 # Set it to something that will have no effect in the loop below
2015 enable_stage1_languages=c ;;
2016 ,yes,)
2017 enable_stage1_languages=`echo $new_enable_languages | \
2018 sed -e "s/^,//" -e "s/,$//" ` ;;
2019 *,all,*)
2020 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
2021 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
2022 esac
2023
2024 # Add "good" languages from enable_stage1_languages to stage1_languages,
2025 # while "bad" languages go in missing_languages. Leave no duplicates.
2026 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
2027 case $potential_languages in
2028 *,$i,*)
2029 case $stage1_languages in
2030 *,$i,*) ;;
2031 *) stage1_languages="$stage1_languages$i," ;;
2032 esac ;;
2033 *)
2034 case $missing_languages in
2035 *,$i,*) ;;
2036 *) missing_languages="$missing_languages$i," ;;
2037 esac ;;
2038 esac
2039 done])
2040
2041 # Remove leading/trailing commas that were added for simplicity
2042 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
4b0ac75d 2043 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
9b134994
PB		 2044 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2045 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2046
9e07f89d
NN		 2047 if test "x$missing_languages" != x; then
2048 AC_MSG_ERROR([
27258dd4 2049The following requested languages could not be built: ${missing_languages}
9b134994 2050Supported languages are: ${potential_languages}])
9e07f89d 2051 fi
9e07f89d
NN		 2052 if test "x$new_enable_languages" != "x$enable_languages"; then
2053 echo The following languages will be built: ${new_enable_languages}
9b134994 2054 enable_languages="$new_enable_languages"
9e07f89d 2055 fi
9b134994
PB		 2056
2057 AC_SUBST(stage1_languages)
81ec575a 2058 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
9e07f89d
NN		 2059fi
2060
a6df5a19
PB		 2061# Handle --disable-<component> generically.
2062for dir in $configdirs $build_configdirs $target_configdirs ; do
2063 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
9cc8ae67
PB		 2064 varname=`echo $dirname | sed -e s/+/_/g`
2065 if eval test x\${enable_${varname}} "=" xno ; then
a6df5a19
PB		 2066 noconfigdirs="$noconfigdirs $dir"
2067 fi
2068done
2069
4f0ef2d8
CD		 2070# Check for Boehm's garbage collector
2071AC_ARG_ENABLE(objc-gc,
521ec477
DD		 2072[ --enable-objc-gc enable use of Boehm's garbage collector with the
2073 GNU Objective-C runtime],
4f0ef2d8
CD		 2074[case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2075 *,objc,*:*:yes:*target-boehm-gc*)
2076 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2077 ;;
2078esac])
2079
2080# Make sure we only build Boehm's garbage collector if required.
d42c4017
DA		 2081case ,${enable_languages},:${enable_objc_gc} in
2082 *,objc,*:yes)
4f0ef2d8
CD		 2083 # Keep target-boehm-gc if requested for Objective-C.
2084 ;;
4f0ef2d8 2085 *)
d42c4017
DA		 2086 # Otherwise remove target-boehm-gc depending on target-libjava.
2087 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2088 noconfigdirs="$noconfigdirs target-boehm-gc"
2089 fi
4f0ef2d8
CD		 2090 ;;
2091esac
2092
caeba88f
AL		 2093# Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2094# $build_configdirs and $target_configdirs.
9e07f89d
NN		 2095# If we have the source for $noconfigdirs entries, add them to $notsupp.
2096
2097notsupp=""
2098for dir in . $skipdirs $noconfigdirs ; do
caeba88f 2099 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
9e07f89d
NN		 2100 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2101 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2102 if test -r $srcdir/$dirname/configure ; then
2103 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2104 true
2105 else
2106 notsupp="$notsupp $dir"
2107 fi
2108 fi
2109 fi
caeba88f
AL		 2110 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2111 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2112 if test -r $srcdir/$dirname/configure ; then
2113 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2114 true
2115 else
2116 notsupp="$notsupp $dir"
2117 fi
2118 fi
2119 fi
9e07f89d
NN		 2120 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2121 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2122 if test -r $srcdir/$dirname/configure ; then
2123 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2124 true
2125 else
2126 notsupp="$notsupp $dir"
2127 fi
2128 fi
2129 fi
2130done
2131
2132# Sometimes the tools are distributed with libiberty but with no other
2133# libraries. In that case, we don't want to build target-libiberty.
f86e35b8 2134# Don't let libgcc imply libiberty either.
9e07f89d 2135if test -n "${target_configdirs}" ; then
f86e35b8 2136 libgcc=
9e07f89d
NN		 2137 others=
2138 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
f86e35b8
NC		 2139 if test "$i" = "libgcc"; then
2140 libgcc=target-libgcc
2141 elif test "$i" != "libiberty" ; then
9e07f89d
NN		 2142 if test -r $srcdir/$i/configure ; then
2143 others=yes;
2144 break;
2145 fi
2146 fi
2147 done
2148 if test -z "${others}" ; then
f86e35b8 2149 target_configdirs=$libgcc
9e07f89d
NN		 2150 fi
2151fi
2152
2153# Quietly strip out all directories which aren't configurable in this tree.
2154# This relies on all configurable subdirectories being autoconfiscated, which
2155# is now the case.
6a9cf61e
PB		 2156build_configdirs_all="$build_configdirs"
2157build_configdirs=
2158for i in ${build_configdirs_all} ; do
2159 j=`echo $i | sed -e s/build-//g`
2160 if test -f ${srcdir}/$j/configure ; then
2161 build_configdirs="${build_configdirs} $i"
2162 fi
2163done
2164
9e07f89d
NN		 2165configdirs_all="$configdirs"
2166configdirs=
2167for i in ${configdirs_all} ; do
2168 if test -f ${srcdir}/$i/configure ; then
2169 configdirs="${configdirs} $i"
2170 fi
2171done
6a9cf61e 2172
9e07f89d
NN		 2173target_configdirs_all="$target_configdirs"
2174target_configdirs=
2175for i in ${target_configdirs_all} ; do
2176 j=`echo $i | sed -e s/target-//g`
2177 if test -f ${srcdir}/$j/configure ; then
2178 target_configdirs="${target_configdirs} $i"
2179 fi
2180done
2181
2182# Produce a warning message for the subdirs we can't configure.
2183# This isn't especially interesting in the Cygnus tree, but in the individual
2184# FSF releases, it's important to let people know when their machine isn't
2185# supported by the one or two programs in a package.
2186
2187if test -n "${notsupp}" && test -z "${norecursion}" ; then
2188 # If $appdirs is non-empty, at least one of those directories must still
2189 # be configured, or we error out. (E.g., if the gas release supports a
2190 # specified target in some subdirs but not the gas subdir, we shouldn't
2191 # pretend that all is well.)
2192 if test -n "$appdirs" ; then
2193 for dir in $appdirs ; do
2194 if test -r $dir/Makefile.in ; then
2195 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2196 appdirs=""
2197 break
2198 fi
6a9cf61e 2199 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
9e07f89d
NN		 2200 appdirs=""
2201 break
2202 fi
2203 fi
2204 done
2205 if test -n "$appdirs" ; then
2206 echo "*** This configuration is not supported by this package." 1>&2
2207 exit 1
2208 fi
2209 fi
2210 # Okay, some application will build, or we don't care to check. Still
2211 # notify of subdirs not getting built.
2212 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2213 echo " ${notsupp}" 1>&2
2214 echo " (Any other directories should still work fine.)" 1>&2
2215fi
2216
2217case "$host" in
2218 *msdosdjgpp*)
2219 enable_gdbtk=no ;;
2220esac
2221
24ff9987
DJ		 2222# To find our prefix, in gcc_cv_tool_prefix.
2223ACX_TOOL_DIRS
2224
9e07f89d
NN		 2225copy_dirs=
2226
a19b6204 2227AC_ARG_WITH([build-sysroot],
521ec477 2228 [ --with-build-sysroot=SYSROOT
a19b6204
MM		 2229 use sysroot as the system root during the build],
2230 [if test x"$withval" != x ; then
2231 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2232 fi],
2233 [SYSROOT_CFLAGS_FOR_TARGET=])
2234AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2235
8a6ee3ab
JM		 2236AC_ARG_WITH([debug-prefix-map],
2237 [ --with-debug-prefix-map='A=B C=D ...'
2238 map A to B, C to D ... in debug information],
2239 [if test x"$withval" != x; then
2240 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2241 for debug_map in $withval; do
2242 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2243 done
2244 fi],
2245 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2246AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2247
7f6ef0c0
PB		 2248# During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2249# might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2250# might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2251# We want to ensure that TARGET libraries (which we know are built with
2252# gcc) are built with "-O2 -g", so include those options when setting
2253# CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2254if test "x$CFLAGS_FOR_TARGET" = x; then
2255 CFLAGS_FOR_TARGET=$CFLAGS
2256 case " $CFLAGS " in
2257 *" -O2 "*) ;;
2258 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2259 esac
2260 case " $CFLAGS " in
2261 *" -g "* | *" -g3 "*) ;;
2262 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2263 esac
2264fi
2265AC_SUBST(CFLAGS_FOR_TARGET)
2266
2267if test "x$CXXFLAGS_FOR_TARGET" = x; then
2268 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2269 case " $CXXFLAGS " in
2270 *" -O2 "*) ;;
2271 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2272 esac
2273 case " $CXXFLAGS " in
2274 *" -g "* | *" -g3 "*) ;;
2275 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2276 esac
2277fi
2278AC_SUBST(CXXFLAGS_FOR_TARGET)
2279
9e07f89d
NN		 2280# Handle --with-headers=XXX. If the value is not "yes", the contents of
2281# the named directory are copied to $(tooldir)/sys-include.
2282if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2283 if test x${is_cross_compiler} = xno ; then
2284 echo 1>&2 '***' --with-headers is only supported when cross compiling
2285 exit 1
2286 fi
2287 if test x"${with_headers}" != xyes ; then
24ff9987 2288 x=${gcc_cv_tool_prefix}
c6b750e1 2289 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
9e07f89d
NN		 2290 fi
2291fi
2292
2293# Handle --with-libs=XXX. If the value is not "yes", the contents of
2294# the name directories are copied to $(tooldir)/lib. Multiple directories
2295# are permitted.
2296if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2297 if test x${is_cross_compiler} = xno ; then
2298 echo 1>&2 '***' --with-libs is only supported when cross compiling
2299 exit 1
2300 fi
2301 if test x"${with_libs}" != xyes ; then
2302 # Copy the libraries in reverse order, so that files in the first named
2303 # library override files in subsequent libraries.
24ff9987 2304 x=${gcc_cv_tool_prefix}
9e07f89d 2305 for l in ${with_libs}; do
c6b750e1 2306 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
9e07f89d
NN		 2307 done
2308 fi
2309fi
2310
700d40ca 2311# Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
2429c060
PB		 2312#
2313# This is done by determining whether or not the appropriate directory
2314# is available, and by checking whether or not specific configurations
2315# have requested that this magic not happen.
2316#
2317# The command line options always override the explicit settings in
2318# configure.in, and the settings in configure.in override this magic.
2319#
2320# If the default for a toolchain is to use GNU as and ld, and you don't
2321# want to do that, then you should use the --without-gnu-as and
700d40ca
ILT		 2322# --without-gnu-ld options for the configure script. Similarly, if
2323# the default is to use the included zlib and you don't want to do that,
2324# you should use the --with-system-zlib option for the configure script.
2429c060
PB		 2325
2326if test x${use_gnu_as} = x &&
2327 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2328 with_gnu_as=yes
2329 extra_host_args="$extra_host_args --with-gnu-as"
2330fi
2331
2332if test x${use_gnu_ld} = x &&
93f9b408 2333 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
2429c060
PB		 2334 with_gnu_ld=yes
2335 extra_host_args="$extra_host_args --with-gnu-ld"
2336fi
2337
700d40ca
ILT		 2338if test x${use_included_zlib} = x &&
2339 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2340 :
2341else
2342 with_system_zlib=yes
2343 extra_host_args="$extra_host_args --with-system-zlib"
2344fi
2345
2429c060
PB		 2346# If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2347# can detect this case.
2348
2349if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2350 with_newlib=yes
2351 extra_host_args="$extra_host_args --with-newlib"
2352fi
2353
9e07f89d
NN		 2354# Handle ${copy_dirs}
2355set fnord ${copy_dirs}
2356shift
2357while test $# != 0 ; do
2358 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2359 :
2360 else
2361 echo Copying $1 to $2
2362
2363 # Use the install script to create the directory and all required
2364 # parent directories.
2365 if test -d $2 ; then
2366 :
2367 else
2368 echo >config.temp
2369 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2370 fi
2371
2372 # Copy the directory, assuming we have tar.
2373 # FIXME: Should we use B in the second tar? Not all systems support it.
2374 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2375
2376 # It is the responsibility of the user to correctly adjust all
2377 # symlinks. If somebody can figure out how to handle them correctly
2378 # here, feel free to add the code.
2379
2380 echo $1 > $2/COPIED
2381 fi
2382 shift; shift
2383done
2384
2429c060
PB		 2385# Determine a target-dependent exec_prefix that the installed
2386# gcc will search in. Keep this list sorted by triplet, with
2387# the *-*-osname triplets last.
2388md_exec_prefix=
2389case "${target}" in
2390 alpha*-*-*vms*)
2391 md_exec_prefix=/gnu/lib/gcc-lib
2392 ;;
521ec477 2393 i[[34567]]86-pc-msdosdjgpp*)
2429c060
PB		 2394 md_exec_prefix=/dev/env/DJDIR/bin
2395 ;;
521ec477 2396 i[[34567]]86-*-sco3.2v5*)
2429c060
PB		 2397 if test $with_gnu_as = yes; then
2398 md_exec_prefix=/usr/gnu/bin
2399 else
2400 md_exec_prefix=/usr/ccs/bin/elf
2401 fi
2402 ;;
2403
2404 mn10300-*-* | \
2405 powerpc-*-chorusos* | \
2406 powerpc*-*-eabi* | \
2407 powerpc*-*-sysv* | \
2408 powerpc*-*-kaos* | \
2409 s390x-ibm-tpf*)
2410 md_exec_prefix=/usr/ccs/bin
2411 ;;
2412 sparc64-*-elf*)
2413 ;;
2414 v850*-*-*)
2415 md_exec_prefix=/usr/ccs/bin
2416 ;;
8b66833e 2417 xtensa*-*-elf*)
2429c060
PB		 2418 ;;
2419
2420 *-*-beos* | \
2421 *-*-elf* | \
2422 *-*-hpux* | \
2423 *-*-netware* | \
2424 *-*-nto-qnx* | \
2425 *-*-rtems* | \
2426 *-*-solaris2* | \
521ec477 2427 *-*-sysv[[45]]* | \
2429c060
PB		 2428 *-*-vxworks* | \
2429 *-wrs-windiss)
2430 md_exec_prefix=/usr/ccs/bin
2431 ;;
2432esac
2433
874e38b4
NN		 2434extra_arflags_for_target=
2435extra_nmflags_for_target=
1086bc09 2436extra_ranlibflags_for_target=
a0da8069 2437target_makefile_frag=/dev/null
f48556b1 2438case "${target}" in
4e206d7e
DB		 2439 mep*-*-*)
2440 target_makefile_frag="config/mt-mep"
2441 ;;
77d7106f
AM		 2442 spu-*-*)
2443 target_makefile_frag="config/mt-spu"
2444 ;;
429acdec
RS		 2445 mips*-sde-elf*)
2446 target_makefile_frag="config/mt-sde"
2447 ;;
f3b1e08e
RS		 2448 mipsisa*-*-elfoabi*)
2449 target_makefile_frag="config/mt-mips-elfoabi"
2450 ;;
e7c8859c
RS		 2451 mips*-*-*linux* | mips*-*-gnu*)
2452 target_makefile_frag="config/mt-mips-gnu"
2453 ;;
2a3124ca 2454 *-*-netware*)
b6f83f2a 2455 target_makefile_frag="config/mt-netware"
f48556b1 2456 ;;
29383458 2457 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
3d6dfe0f 2458 target_makefile_frag="config/mt-gnu"
f48556b1 2459 ;;
a0da8069 2460 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
874e38b4
NN		 2461 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2462 # commands to handle both 32-bit and 64-bit objects. These flags are
2463 # harmless if we're using GNU nm or ar.
2464 extra_arflags_for_target=" -X32_64"
2465 extra_nmflags_for_target=" -B -X32_64"
f48556b1 2466 ;;
92f4e989
JM		 2467 *-*-darwin[[3-9]]*)
2468 # ranlib before Darwin10 requires the -c flag to look at common symbols.
1086bc09
NN		 2469 extra_ranlibflags_for_target=" -c"
2470 ;;
f48556b1 2471 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
b6f83f2a
DD		 2472 target_makefile_frag="config/mt-wince"
2473 ;;
2474esac
2475
a0da8069 2476alphaieee_frag=/dev/null
b6f83f2a
DD		 2477case $target in
2478 alpha*-*-*)
2479 # This just makes sure to use the -mieee option to build target libs.
2480 # This should probably be set individually by each library.
2481 alphaieee_frag="config/mt-alphaieee"
f48556b1
DD		 2482 ;;
2483esac
a0a2c6c6 2484
f48556b1
DD		 2485# If --enable-target-optspace always use -Os instead of -O2 to build
2486# the target libraries, similarly if it is not specified, use -Os
2487# on selected platforms.
a0da8069 2488ospace_frag=/dev/null
f48556b1
DD		 2489case "${enable_target_optspace}:${target}" in
2490 yes:*)
b6f83f2a 2491 ospace_frag="config/mt-ospace"
f48556b1
DD		 2492 ;;
2493 :d30v-*)
b6f83f2a 2494 ospace_frag="config/mt-d30v"
f48556b1
DD		 2495 ;;
2496 :m32r-* | :d10v-* | :fr30-*)
b6f83f2a 2497 ospace_frag="config/mt-ospace"
f48556b1
DD		 2498 ;;
2499 no:* | :*)
2500 ;;
2501 *)
2502 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2503 ;;
2504esac
252b5132 2505
f48556b1
DD		 2506# Default to using --with-stabs for certain targets.
2507if test x${with_stabs} = x ; then
2508 case "${target}" in
e31d1ea3 2509 mips*-*-irix[[56]]*)
f48556b1
DD		 2510 ;;
2511 mips*-*-* | alpha*-*-osf*)
2512 with_stabs=yes;
ae831be5 2513 extra_host_args="${extra_host_args} --with-stabs"
f48556b1
DD		 2514 ;;
2515 esac
2516fi
2517
2518# hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2519# them automatically.
2520case "${host}" in
2521 hppa*64*-*-hpux11*)
ae831be5 2522 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
f48556b1 2523 ;;
c92a0210
DD		 2524esac
2525
a0da8069
NN		 2526# Some systems (e.g., one of the i386-aix systems the gas testers are
2527# using) don't handle "\$" correctly, so don't use it here.
c6b750e1 2528tooldir='${exec_prefix}'/${target_noncanonical}
a0da8069
NN		 2529build_tooldir=${tooldir}
2530
a0da8069
NN		 2531# Create a .gdbinit file which runs the one in srcdir
2532# and tells GDB to look there for source files.
2533
2534if test -r ${srcdir}/.gdbinit ; then
2535 case ${srcdir} in
2536 .) ;;
2537 *) cat > ./.gdbinit <<EOF
2538# ${NO_EDIT}
2539dir ${srcdir}
2540dir .
2541source ${srcdir}/.gdbinit
2542EOF
2543 ;;
2544 esac
2545fi
2546
252b5132
RH		 2547# Make sure that the compiler is able to generate an executable. If it
2548# can't, we are probably in trouble. We don't care whether we can run the
2549# executable--we might be using a cross compiler--we only care whether it
2550# can be created. At this point the main configure script has set CC.
a0c4f3a0 2551we_are_ok=no
252b5132
RH		 2552echo "int main () { return 0; }" > conftest.c
2553${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
a0c4f3a0
DD		 2554if test $? = 0 ; then
2555 if test -s conftest || test -s conftest.exe ; then
2556 we_are_ok=yes
2557 fi
2558fi
2559case $we_are_ok in
2560 no)
2561 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2562 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2563 rm -f conftest*
2564 exit 1
2565 ;;
2566esac
252b5132
RH		 2567rm -f conftest*
2568
2569# The Solaris /usr/ucb/cc compiler does not appear to work.
2570case "${host}" in
2571 sparc-sun-solaris2*)
2572 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
a0da8069 2573 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
252b5132 2574 could_use=
a0c4f3a0
DD		 2575 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2576 if test -d /opt/cygnus/bin ; then
2577 if test "$could_use" = "" ; then
252b5132
RH		 2578 could_use="/opt/cygnus/bin"
2579 else
2580 could_use="$could_use or /opt/cygnus/bin"
2581 fi
2582 fi
a0c4f3a0 2583 if test "$could_use" = "" ; then
252b5132
RH		 2584 echo "Warning: compilation may fail because you're using"
2585 echo "/usr/ucb/cc. You should change your PATH or CC "
2586 echo "variable and rerun configure."
2587 else
2588 echo "Warning: compilation may fail because you're using"
2589 echo "/usr/ucb/cc, when you should use the C compiler from"
2590 echo "$could_use. You should change your"
2591 echo "PATH or CC variable and rerun configure."
2592 fi
2593 fi
2594 ;;
2595esac
2596
3bbd2f8f 2597# Decide which environment variable is used to find dynamic libraries.
8607b6c9
NN		 2598case "${host}" in
2599 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
9a237d9e 2600 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
3bbd2f8f 2601 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
8607b6c9
NN		 2602 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2603esac
8607b6c9 2604
3bbd2f8f 2605# On systems where the dynamic library environment variable is PATH,
e28c595f
JM		 2606# gcc/ will put dynamic libraries into a subdirectory to avoid adding
2607# built executables to PATH.
3bbd2f8f
AL		 2608if test "$RPATH_ENVVAR" = PATH; then
2609 GCC_SHLIB_SUBDIR=/shlib
2610else
2611 GCC_SHLIB_SUBDIR=
2612fi
2613
3866be5d
NN		 2614# Record target_configdirs and the configure arguments for target and
2615# build configuration in Makefile.
2616target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
6a9cf61e 2617build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
930314a4 2618
2aa2364a
JR		 2619# If we are building libgomp, bootstrap it.
2620if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2621 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2622fi
2623
930314a4
NN		 2624# Determine whether gdb needs tk/tcl or not.
2625# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2626# and in that case we want gdb to be built without tk. Ugh!
2627# In fact I believe gdb is the *only* package directly dependent on tk,
2628# so we should be able to put the 'maybe's in unconditionally and
2629# leave out the maybe dependencies when enable_gdbtk is false. I'm not
2630# 100% sure that that's safe though.
c180f501 2631
675c6968 2632gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
930314a4
NN		 2633case "$enable_gdbtk" in
2634 no)
2635 GDB_TK="" ;;
c180f501
AC		 2636 yes)
2637 GDB_TK="${gdb_tk}" ;;
930314a4 2638 *)
c180f501
AC		 2639 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2640 # distro. Eventually someone will fix this and move Insight, nee
2641 # gdbtk to a separate directory.
2642 if test -d ${srcdir}/gdb/gdbtk ; then
2643 GDB_TK="${gdb_tk}"
2644 else
2645 GDB_TK=""
2646 fi
2647 ;;
930314a4 2648esac
907be67c
DJ		 2649CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2650INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
930314a4 2651
6bd3dfaa 2652# Strip out unwanted targets.
dd12c3a8
NN		 2653
2654# While at that, we remove Makefiles if we were started for recursive
2655# configuration, so that the top-level Makefile reconfigures them,
2656# like we used to do when configure itself was recursive.
dd12c3a8 2657
06a51eac
RW		 2658# Loop over modules. We used to use the "$extrasub" feature from Autoconf
2659# but now we're fixing up the Makefile ourselves with the additional
2660# commands passed to AC_CONFIG_FILES. Use separate variables
2661# extrasub-{build,host,target} not because there is any reason to split
2662# the substitutions up that way, but only to remain below the limit of
2663# 99 commands in a script, for HP-UX sed.
2664# Do not nest @if/@endif pairs, because configure will not warn you at all.
dd12c3a8 2665
498d4a71 2666AC_ARG_ENABLE([bootstrap],
521ec477 2667[ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
9cb3fa6f
PB		 2668enable_bootstrap=default)
2669
2670# Issue errors and warnings for invalid/strange bootstrap combinations.
2671case "$configdirs" in
2672 *gcc*) have_compiler=yes ;;
2673 *) have_compiler=no ;;
2674esac
2675
2676case "$have_compiler:$host:$target:$enable_bootstrap" in
2677 *:*:*:no) ;;
2678
0aed8855 2679 # Default behavior. Enable bootstrap if we have a compiler
9cb3fa6f
PB		 2680 # and we are in a native configuration.
2681 yes:$build:$build:default)
0aed8855 2682 enable_bootstrap=yes ;;
9cb3fa6f
PB		 2683
2684 *:*:*:default)
2685 enable_bootstrap=no ;;
2686
2687 # We have a compiler and we are in a native configuration, bootstrap is ok
80911fe1 2688 yes:$build:$build:yes)
9cb3fa6f
PB		 2689 ;;
2690
2691 # Other configurations, but we have a compiler. Assume the user knows
2692 # what he's doing.
80911fe1 2693 yes:*:*:yes)
9cb3fa6f
PB		 2694 AC_MSG_WARN([trying to bootstrap a cross compiler])
2695 ;;
498d4a71 2696
9cb3fa6f 2697 # No compiler: if they passed --enable-bootstrap explicitly, fail
80911fe1 2698 no:*:*:yes)
9cb3fa6f
PB		 2699 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2700
2701 # Fail if wrong command line
2702 *)
2703 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2704 ;;
2705esac
2706
4385ad3c
RW		 2707case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2708 *,c++,*:yes:yes) ;;
2709 *:yes:yes)
2710 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2711 ;;
2712esac
2713
16b1ad29
RW		 2714case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2715 yes:yes:*\ gold\ *:*,c++,*) ;;
2716 yes:yes:*\ gold\ *:*)
2717 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2718 ;;
2719esac
2720
9cb3fa6f 2721# Adjust the toplevel makefile according to whether bootstrap was selected.
96655cc4 2722case $enable_bootstrap in
498d4a71 2723 yes)
96655cc4
AO		 2724 bootstrap_suffix=bootstrap
2725 BUILD_CONFIG=bootstrap-debug
2726 ;;
498d4a71 2727 no)
96655cc4
AO		 2728 bootstrap_suffix=no-bootstrap
2729 BUILD_CONFIG=
2730 ;;
498d4a71 2731esac
498d4a71 2732
96655cc4
AO		 2733AC_MSG_CHECKING(for default BUILD_CONFIG)
2734
2735AC_ARG_WITH([build-config],
2736 [--with-build-config='NAME NAME2...'
2737 Use config/NAME.mk build configuration],
2738 [case $with_build_config in
2739 yes) with_build_config= ;;
2740 no) with_build_config= BUILD_CONFIG= ;;
2741 esac])
2742
2743if test "x${with_build_config}" != x; then
2744 BUILD_CONFIG=$with_build_config
2745else
2746 case $BUILD_CONFIG in
2747 bootstrap-debug)
2748 if echo "int f (void) { return 0; }" > conftest.c &&
2749 ${CC} -c conftest.c &&
2750 mv conftest.o conftest.o.g0 &&
2751 ${CC} -c -g conftest.c &&
2752 mv conftest.o conftest.o.g &&
a009f2e7 2753 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
96655cc4
AO		 2754 :
2755 else
2756 BUILD_CONFIG=
2757 fi
2758 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2759 ;;
2760 esac
2761fi
2762AC_MSG_RESULT($BUILD_CONFIG)
2763AC_SUBST(BUILD_CONFIG)
2764
06a51eac 2765extrasub_build=
6a9cf61e 2766for module in ${build_configdirs} ; do
dd12c3a8
NN		 2767 if test -z "${no_recursion}" \
2768 && test -f ${build_subdir}/${module}/Makefile; then
2769 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2770 rm -f ${build_subdir}/${module}/Makefile
2771 fi
06a51eac 2772 extrasub_build="$extrasub_build
6bd3dfaa 2773/^@if build-$module\$/d
498d4a71
CF		 2774/^@endif build-$module\$/d
2775/^@if build-$module-$bootstrap_suffix\$/d
2776/^@endif build-$module-$bootstrap_suffix\$/d"
dd12c3a8 2777done
06a51eac 2778extrasub_host=
dd12c3a8 2779for module in ${configdirs} ; do
80911fe1 2780 if test -z "${no_recursion}"; then
8cf39b1b 2781 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
80911fe1
PB		 2782 if test -f ${file}; then
2783 echo 1>&2 "*** removing ${file} to force reconfigure"
2784 rm -f ${file}
2785 fi
2786 done
dd12c3a8 2787 fi
06a51eac 2788 extrasub_host="$extrasub_host
6bd3dfaa 2789/^@if $module\$/d
498d4a71
CF		 2790/^@endif $module\$/d
2791/^@if $module-$bootstrap_suffix\$/d
2792/^@endif $module-$bootstrap_suffix\$/d"
dd12c3a8 2793done
06a51eac 2794extrasub_target=
dd12c3a8
NN		 2795for module in ${target_configdirs} ; do
2796 if test -z "${no_recursion}" \
2797 && test -f ${target_subdir}/${module}/Makefile; then
2798 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2799 rm -f ${target_subdir}/${module}/Makefile
2800 fi
e8a5fa9c
RW		 2801
2802 # We only bootstrap target libraries listed in bootstrap_target_libs.
2803 case $bootstrap_target_libs in
2804 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2805 *) target_bootstrap_suffix=no-bootstrap ;;
2806 esac
2807
06a51eac 2808 extrasub_target="$extrasub_target
6bd3dfaa 2809/^@if target-$module\$/d
498d4a71 2810/^@endif target-$module\$/d
e8a5fa9c
RW		 2811/^@if target-$module-$target_bootstrap_suffix\$/d
2812/^@endif target-$module-$target_bootstrap_suffix\$/d"
930314a4 2813done
319cab08 2814
06a51eac
RW		 2815# Do the final fixup along with target modules.
2816extrasub_target="$extrasub_target
6bd3dfaa 2817/^@if /,/^@endif /d"
930314a4 2818
a2cc058a
NN		 2819# Create the serialization dependencies. This uses a temporary file.
2820
e6bfb94a 2821AC_ARG_ENABLE([serial-configure],
521ec477
DD		 2822[ --enable-serial-@<:@{host,target,build}-@:>@configure
2823 force sequential configuration of
e6bfb94a 2824 sub-packages for the host, target or build
521ec477 2825 machine, or all sub-packages])
1047cb91
DD		 2826
2827case ${enable_serial_configure} in
2828 yes)
2829 enable_serial_build_configure=yes
2830 enable_serial_host_configure=yes
2831 enable_serial_target_configure=yes
2832 ;;
2833esac
e6bfb94a 2834
a2cc058a
NN		 2835# These force 'configure's to be done one at a time, to avoid problems
2836# with contention over a shared config.cache.
2837rm -f serdep.tmp
e6bfb94a 2838echo '# serdep.tmp' > serdep.tmp
a2cc058a 2839olditem=
1047cb91 2840test "x${enable_serial_build_configure}" = xyes &&
a2cc058a
NN		 2841for item in ${build_configdirs} ; do
2842 case ${olditem} in
2843 "") ;;
e6bfb94a 2844 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
a2cc058a
NN		 2845 esac
2846 olditem=${item}
2847done
2848olditem=
1047cb91 2849test "x${enable_serial_host_configure}" = xyes &&
a2cc058a
NN		 2850for item in ${configdirs} ; do
2851 case ${olditem} in
2852 "") ;;
e6bfb94a 2853 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
a2cc058a
NN		 2854 esac
2855 olditem=${item}
2856done
2857olditem=
1047cb91 2858test "x${enable_serial_target_configure}" = xyes &&
a2cc058a
NN		 2859for item in ${target_configdirs} ; do
2860 case ${olditem} in
2861 "") ;;
e6bfb94a 2862 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
a2cc058a
NN		 2863 esac
2864 olditem=${item}
2865done
a0da8069
NN		 2866serialization_dependencies=serdep.tmp
2867AC_SUBST_FILE(serialization_dependencies)
a2cc058a 2868
e6bfb94a 2869# Base args. Strip norecursion, cache-file, srcdir, host, build,
c6b750e1 2870# target, nonopt, and variable assignments. These are the ones we
30167e0a
NC		 2871# might not want to pass down to subconfigures. The exception being
2872# --cache-file=/dev/null, which is used to turn off the use of cache
2873# files altogether, and which should be passed on to subconfigures.
2874# Also strip program-prefix, program-suffix, and program-transform-name,
2875# so that we can pass down a consistent program-transform-name.
c6b750e1
DJ		 2876baseargs=
2877keep_next=no
2878skip_next=no
2879eval "set -- $ac_configure_args"
b0aaa663
DJ		 2880for ac_arg
2881do
c6b750e1
DJ		 2882 if test X"$skip_next" = X"yes"; then
2883 skip_next=no
2884 continue
2885 fi
2886 if test X"$keep_next" = X"yes"; then
2887 case $ac_arg in
2888 *\'*)
2889 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2890 esac
2891 baseargs="$baseargs '$ac_arg'"
2892 keep_next=no
2893 continue
2894 fi
2895
2896 # Handle separated arguments. Based on the logic generated by
2897 # autoconf 2.59.
2898 case $ac_arg in
2899 *=* | --config-cache | -C | -disable-* | --disable-* \
2900 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2901 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2902 | -with-* | --with-* | -without-* | --without-* | --x)
2903 separate_arg=no
2904 ;;
2905 -*)
2906 separate_arg=yes
2907 ;;
2908 *)
2909 separate_arg=no
2910 ;;
2911 esac
2912
2913 case "$ac_arg" in
30167e0a
NC		 2914 --cache-file=/dev/null | \
2915 -cache-file=/dev/null )
2916 # Handled here to avoid the test to skip args below.
2917 baseargs="$baseargs '$ac_arg'"
2918 # Assert: $separate_arg should always be no.
2919 keep_next=$separate_arg
2920 ;;
c6b750e1
DJ		 2921 --no*)
2922 continue
2923 ;;
2924 --c* | \
2925 --sr* | \
2926 --ho* | \
2927 --bu* | \
2928 --t* | \
2929 --program-* | \
2930 -cache_file* | \
2931 -srcdir* | \
2932 -host* | \
2933 -build* | \
2934 -target* | \
2935 -program-prefix* | \
2936 -program-suffix* | \
2937 -program-transform-name* )
2938 skip_next=$separate_arg
2939 continue
2940 ;;
2941 -*)
2942 # An option. Add it.
2943 case $ac_arg in
2944 *\'*)
2945 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2946 esac
2947 baseargs="$baseargs '$ac_arg'"
2948 keep_next=$separate_arg
2949 ;;
2950 *)
2951 # Either a variable assignment, or a nonopt (triplet). Don't
2952 # pass it down; let the Makefile handle this.
2953 continue
2954 ;;
2955 esac
2956done
2957# Remove the initial space we just introduced and, as these will be
2958# expanded by make, quote '$'.
2959baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
252b5132 2960
f27d4f92
DJ		 2961# Add in --program-transform-name, after --program-prefix and
2962# --program-suffix have been applied to it. Autoconf has already
2963# doubled dollar signs and backslashes in program_transform_name; we want
2964# the backslashes un-doubled, and then the entire thing wrapped in single
2965# quotes, because this will be expanded first by make and then by the shell.
2966# Also, because we want to override the logic in subdir configure scripts to
2967# choose program_transform_name, replace any s,x,x, with s,y,y,.
2968sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2969${program_transform_name}
2970EOF_SED
2971gcc_transform_name=`cat conftestsed.out`
2972rm -f conftestsed.out
2973baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2444379b
BE		 2974if test "$silent" = yes; then
2975 baseargs="$baseargs --silent"
2976fi
34a0f3cf 2977baseargs="$baseargs --disable-option-checking"
f27d4f92 2978
4074d5f2
RW		 2979# Record and document user additions to sub configure arguments.
2980AC_ARG_VAR([build_configargs],
2981 [additional configure arguments for build directories])
2982AC_ARG_VAR([host_configargs],
2983 [additional configure arguments for host directories])
2984AC_ARG_VAR([target_configargs],
2985 [additional configure arguments for target directories])
2986
49b7683b
DD		 2987# For the build-side libraries, we just need to pretend we're native,
2988# and not use the same cache file. Multilibs are neither needed nor
2989# desired.
4074d5f2 2990build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
91e060aa 2991
ae831be5
NN		 2992# For host modules, accept cache file option, or specification as blank.
2993case "${cache_file}" in
2994"") # empty
2995 cache_file_option="" ;;
a0da8069 2996/* | [[A-Za-z]]:[[\\/]]* ) # absolute path
ae831be5
NN		 2997 cache_file_option="--cache-file=${cache_file}" ;;
2998*) # relative path
2999 cache_file_option="--cache-file=../${cache_file}" ;;
3000esac
3001
82252c06
NN		 3002# Host dirs don't like to share a cache file either, horribly enough.
3003# This seems to be due to autoconf 2.5x stupidity.
4074d5f2 3004host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
ae831be5 3005
4074d5f2 3006target_configargs="$target_configargs ${baseargs}"
49b7683b 3007
252b5132
RH		 3008# Passing a --with-cross-host argument lets the target libraries know
3009# whether they are being built with a cross-compiler or being built
3010# native. However, it would be better to use other mechanisms to make the
3011# sorts of decisions they want to make on this basis. Please consider
3012# this option to be deprecated. FIXME.
a0c4f3a0 3013if test x${is_cross_compiler} = xyes ; then
c6b750e1 3014 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
252b5132
RH		 3015fi
3016
938d2b74
RW		 3017# Default to --enable-multilib.
3018if test x${enable_multilib} = x ; then
a0da8069 3019 target_configargs="--enable-multilib ${target_configargs}"
938d2b74 3020fi
252b5132
RH		 3021
3022# Pass --with-newlib if appropriate. Note that target_configdirs has
3023# changed from the earlier setting of with_newlib.
a0c4f3a0 3024if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
a0da8069 3025 target_configargs="--with-newlib ${target_configargs}"
252b5132
RH		 3026fi
3027
95036d20
NN		 3028# Different target subdirs use different values of certain variables
3029# (notably CXX). Worse, multilibs use *lots* of different values.
3030# Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
3031# it doesn't automatically accept command-line overrides of them.
3032# This means it's not safe for target subdirs to share a cache file,
3033# which is disgusting, but there you have it. Hopefully this can be
3034# fixed in future. It's still worthwhile to use a cache file for each
3035# directory. I think.
3036
ae380b45
MS		 3037# Pass the appropriate --build, --host, --target and --cache-file arguments.
3038# We need to pass --target, as newer autoconf's requires consistency
3039# for target_alias and gcc doesn't manage it consistently.
4b900473 3040target_configargs="--cache-file=./config.cache ${target_configargs}"
49b7683b 3041
9e449d3e 3042FLAGS_FOR_TARGET=
7c1f909c 3043case " $target_configdirs " in
75205f78 3044 *" newlib "*)
a0da8069 3045 case " $target_configargs " in
75205f78 3046 *" --with-newlib "*)
9e449d3e 3047 case "$target" in
1f53ca9a
AO		 3048 *-cygwin*)
3049 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/include -isystem $$s/winsup/cygwin/include -isystem $$s/winsup/w32api/include'
3050 ;;
9e449d3e
AO		 3051 esac
3052
7450026c 3053 # If we're not building GCC, don't discard standard headers.
4d5fd396 3054 if test -d ${srcdir}/gcc; then
63266560 3055 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
7450026c
AO		 3056
3057 if test "${build}" != "${host}"; then
3058 # On Canadian crosses, CC_FOR_TARGET will have already been set
3059 # by `configure', so we won't have an opportunity to add -Bgcc/
3060 # to it. This is right: we don't want to search that directory
3061 # for binaries, but we want the header files in there, so add
3062 # them explicitly.
b00612cc 3063 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
7450026c
AO		 3064
3065 # Someone might think of using the pre-installed headers on
3066 # Canadian crosses, in case the installed compiler is not fully
3067 # compatible with the compiler being built. In this case, it
3068 # would be better to flag an error than risking having
3069 # incompatible object files being constructed. We can't
3070 # guarantee that an error will be flagged, but let's hope the
3071 # compiler will do it, when presented with incompatible header
3072 # files.
3073 fi
63266560
DD		 3074 fi
3075
0a0d0041 3076 case "${target}-${is_cross_compiler}" in
ec11bdc6 3077 i[[3456789]]86-*-linux*-no)
0a0d0041
TF		 3078 # Here host == target, so we don't need to build gcc,
3079 # so we don't want to discard standard headers.
3080 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
0a0d0041
TF		 3081 ;;
3082 *)
3083 # If we're building newlib, use its generic headers last, but search
3084 # for any libc-related directories first (so make it the last -B
3085 # switch).
3086 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
691bb5a1
DD		 3087
3088 # If we're building libgloss, find the startup file, simulator library
3089 # and linker script.
3090 case " $target_configdirs " in
3091 *" libgloss "*)
3092 # Look for startup file, simulator library and maybe linker script.
3093 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3094 # Look for libnosys.a in case the target needs it.
3095 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3096 # Most targets have the linker script in the source directory.
3097 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3098 ;;
3099 esac
0a0d0041
TF		 3100 ;;
3101 esac
9e449d3e 3102 ;;
75205f78
DD		 3103 esac
3104 ;;
9e449d3e 3105esac
1f53ca9a 3106
45055374 3107case "$target" in
1f53ca9a
AO		 3108 x86_64-*mingw* | *-w64-mingw*)
3109 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3110 # however, use a symlink named 'mingw' in ${prefix} .
3111 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3112 ;;
3113 *-mingw*)
3114 # MinGW can't be handled as Cygwin above since it does not use newlib.
3115 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
3116 ;;
45055374 3117esac
63266560 3118
5fbad20a
DD		 3119# Allow the user to override the flags for
3120# our build compiler if desired.
c66487f8
NC		 3121if test x"${build}" = x"${host}" ; then
3122 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3123 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3124 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3125fi
5fbad20a 3126
63266560
DD		 3127# On Canadian crosses, we'll be searching the right directories for
3128# the previously-installed cross compiler, so don't bother to add
3129# flags for directories within the install tree of the compiler
3130# being built; programs in there won't even run.
4d5fd396 3131if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
9e449d3e 3132 # Search for pre-installed headers if nothing else fits.
bba45b8b 3133 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
9e449d3e 3134fi
63266560 3135
7c1f909c 3136if test "x${use_gnu_ld}" = x &&
f48556b1 3137 echo " ${configdirs} " | grep " ld " > /dev/null ; then
9e449d3e 3138 # Arrange for us to find uninstalled linker scripts.
b00612cc 3139 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
9e449d3e
AO		 3140fi
3141
a481dbb7
DD		 3142# Search for other target-specific linker scripts and such.
3143case "${target}" in
4e206d7e
DB		 3144 mep*)
3145 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3146 ;;
3147esac
3148
a0da8069 3149# Makefile fragments.
3e707e94
PB		 3150for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3151do
3152 eval fragval=\$$frag
3153 if test $fragval != /dev/null; then
3154 eval $frag=${srcdir}/$fragval
3155 fi
3156done
a0da8069
NN		 3157AC_SUBST_FILE(host_makefile_frag)
3158AC_SUBST_FILE(target_makefile_frag)
3159AC_SUBST_FILE(alphaieee_frag)
3160AC_SUBST_FILE(ospace_frag)
3161
3162# Miscellanea: directories, flags, etc.
a0da8069 3163AC_SUBST(RPATH_ENVVAR)
3bbd2f8f 3164AC_SUBST(GCC_SHLIB_SUBDIR)
a0da8069
NN		 3165AC_SUBST(tooldir)
3166AC_SUBST(build_tooldir)
907be67c 3167AC_SUBST(CONFIGURE_GDB_TK)
a0da8069 3168AC_SUBST(GDB_TK)
907be67c 3169AC_SUBST(INSTALL_GDB_TK)
a0da8069
NN		 3170
3171# Build module lists & subconfigure args.
a0da8069 3172AC_SUBST(build_configargs)
6a9cf61e 3173AC_SUBST(build_configdirs)
a0da8069
NN		 3174
3175# Host module lists & subconfigure args.
3176AC_SUBST(host_configargs)
3177AC_SUBST(configdirs)
911e63d0 3178AC_SUBST(target_configdirs)
a0da8069
NN		 3179
3180# Target module lists & subconfigure args.
a0da8069 3181AC_SUBST(target_configargs)
a6df5a19 3182
a0da8069
NN		 3183
3184# Build tools.
b5714970
PB		 3185AC_SUBST(AR_FOR_BUILD)
3186AC_SUBST(AS_FOR_BUILD)
a0da8069 3187AC_SUBST(CC_FOR_BUILD)
b5714970
PB		 3188AC_SUBST(CFLAGS_FOR_BUILD)
3189AC_SUBST(CXXFLAGS_FOR_BUILD)
3190AC_SUBST(CXX_FOR_BUILD)
3191AC_SUBST(DLLTOOL_FOR_BUILD)
3192AC_SUBST(GCJ_FOR_BUILD)
3193AC_SUBST(GFORTRAN_FOR_BUILD)
3194AC_SUBST(LDFLAGS_FOR_BUILD)
3195AC_SUBST(LD_FOR_BUILD)
3196AC_SUBST(NM_FOR_BUILD)
3197AC_SUBST(RANLIB_FOR_BUILD)
3198AC_SUBST(WINDMC_FOR_BUILD)
3199AC_SUBST(WINDRES_FOR_BUILD)
a0da8069
NN		 3200AC_SUBST(config_shell)
3201
be01d343
PB		 3202# Generate default definitions for YACC, M4, LEX and other programs that run
3203# on the build machine. These are used if the Makefile can't locate these
3204# programs in objdir.
3205MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3206
3207AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3208case " $build_configdirs " in
3209 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3210 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3211esac
3212
3213AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3214case " $build_configdirs " in
3215 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3216esac
3217
3218AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3219case " $build_configdirs " in
3220 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3221esac
3222
3223AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3224case " $build_configdirs " in
3225 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3226 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3227esac
3228
3229AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3230case " $build_configdirs " in
3231 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3232esac
3233
3234AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3235case " $build_configdirs " in
3236 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3237 *)
3238changequote(,)
10ad8ef3 3239 # For an installed makeinfo, we require it to be from texinfo 4.7 or
be01d343
PB		 3240 # higher, else we use the "missing" dummy.
3241 if ${MAKEINFO} --version \
10ad8ef3 3242 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
be01d343
PB		 3243 :
3244 else
3245 MAKEINFO="$MISSING makeinfo"
3246 fi
3247 ;;
3248changequote([,])
3249esac
3250
3251# FIXME: expect and dejagnu may become build tools?
3252
3253AC_CHECK_PROGS(EXPECT, expect, expect)
3254case " $configdirs " in
3255 *" expect "*)
3256 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3257 ;;
3258esac
3259
3260AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3261case " $configdirs " in
3262 *" dejagnu "*)
6b89cc21 3263 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
be01d343
PB		 3264 ;;
3265esac
3266
3267
a0da8069 3268# Host tools.
05cbd757
PB		 3269NCN_STRICT_CHECK_TOOLS(AR, ar)
3270NCN_STRICT_CHECK_TOOLS(AS, as)
3271NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3272NCN_STRICT_CHECK_TOOLS(LD, ld)
be01d343 3273NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
05cbd757 3274NCN_STRICT_CHECK_TOOLS(NM, nm)
ba98da75
RO		 3275NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3276NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
05cbd757 3277NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
0c24b341 3278NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
05cbd757
PB		 3279NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3280NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
a0da8069
NN		 3281AC_SUBST(CC)
3282AC_SUBST(CXX)
3283AC_SUBST(CFLAGS)
3284AC_SUBST(CXXFLAGS)
a0da8069 3285
be01d343 3286# Target tools.
2429c060 3287AC_ARG_WITH([build-time-tools],
521ec477 3288 [ --with-build-time-tools=PATH
2429c060
PB		 3289 use given path to find target tools during the build],
3290 [case x"$withval" in
3291 x/*) ;;
3292 *)
3293 with_build_time_tools=
3294 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3295 ;;
3296 esac],
3297 [with_build_time_tools=])
3298
05cbd757
PB		 3299NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3300NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
05cbd757
PB		 3301NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3302NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3303NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
2429c060
PB		 3304
3305ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3306ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3307ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3308ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3309ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3310ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3311ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
ba98da75 3312ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
2429c060
PB		 3313ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3314ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
0c24b341 3315ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
55db4b87 3316
be01d343
PB		 3317RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3318
3319GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3320GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3321GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3322GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3323 [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3324 c++)
3325GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3326 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3327 c++)
3328GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3329GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3330GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3331 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3332GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3333 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3334GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3335GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3336GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3337GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3338GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3339GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
3340GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
0c24b341 3341GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
55db4b87 3342
be01d343 3343AC_SUBST(FLAGS_FOR_TARGET)
55db4b87 3344AC_SUBST(RAW_CXX_FOR_TARGET)
54752a6b 3345
a0da8069
NN		 3346# Certain tools may need extra flags.
3347AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3348RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3349NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
252b5132 3350
be01d343
PB		 3351# When building target libraries, except in a Canadian cross, we use
3352# the same toolchain as the compiler we just built.
3353COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3354COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3355COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3356if test $host = $build; then
3357 case " $configdirs " in
3358 *" gcc "*)
3359 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3360 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3361 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3362 ;;
3363 esac
3364fi
3365
3366AC_SUBST(COMPILER_AS_FOR_TARGET)
3367AC_SUBST(COMPILER_LD_FOR_TARGET)
3368AC_SUBST(COMPILER_NM_FOR_TARGET)
3369
6b784d9f
AO		 3370AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3371AC_ARG_ENABLE(maintainer-mode,
3372[ --enable-maintainer-mode enable make rules and dependencies not useful
3373 (and sometimes confusing) to the casual installer],
3374 USE_MAINTAINER_MODE=$enableval,
3375 USE_MAINTAINER_MODE=no)
3376AC_MSG_RESULT($USE_MAINTAINER_MODE)
3377AC_SUBST(MAINTAINER_MODE_TRUE)
3378AC_SUBST(MAINTAINER_MODE_FALSE)
3379if test "$USE_MAINTAINER_MODE" = yes; then
3380 MAINTAINER_MODE_TRUE=
3381 MAINTAINER_MODE_FALSE='#'
3382else
3383 MAINTAINER_MODE_TRUE='#'
3384 MAINTAINER_MODE_FALSE=
3385fi
3386MAINT=$MAINTAINER_MODE_TRUE
3387AC_SUBST(MAINT)dnl
3388
1d39f329
NN		 3389# ---------------------
3390# GCC bootstrap support
3391# ---------------------
3392
3393# Stage specific cflags for build.
3394stage1_cflags="-g"
3395case $build in
3396 vax-*-*)
3397 case ${GCC} in
3398 yes) stage1_cflags="-g -Wa,-J" ;;
3399 *) stage1_cflags="-g -J" ;;
3400 esac ;;
1d39f329 3401esac
1d89b610
PB		 3402
3403# This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
e8a5fa9c 3404if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
1d89b610
PB		 3405 saved_CFLAGS="$CFLAGS"
3406
3407 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3408 CFLAGS="$CFLAGS -fkeep-inline-functions"
3409 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
2038f525
PB		 3410 AC_TRY_COMPILE([
3411#if (__GNUC__ < 3) \
3412 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3413 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3414#error http://gcc.gnu.org/PR29382
3415#endif
3416 ],,
1d89b610
PB		 3417 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3418 [AC_MSG_RESULT([no])])
3419
3420 CFLAGS="$saved_CFLAGS"
3421fi
3422
1d39f329
NN		 3423AC_SUBST(stage1_cflags)
3424
8a0d8a5c
PB		 3425# Enable --enable-checking in stage1 of the compiler.
3426AC_ARG_ENABLE(stage1-checking,
521ec477
DD		 3427[ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3428 of the compiler],
8a0d8a5c 3429[stage1_checking=--enable-checking=${enable_stage1_checking}],
5566c1fa 3430[if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
2abc4e65 3431 stage1_checking=--enable-checking=yes,types
8a0d8a5c 3432else
5566c1fa 3433 stage1_checking=--enable-checking=$enable_checking,types
8a0d8a5c
PB		 3434fi])
3435AC_SUBST(stage1_checking)
3436
1d39f329 3437# Enable -Werror in bootstrap stage2 and later.
1d39f329
NN		 3438AC_ARG_ENABLE(werror,
3439[ --enable-werror enable -Werror in bootstrap stage2 and later], [],
a0323144 3440[if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
79fcd0ec
PB		 3441 enable_werror=yes
3442else
3443 enable_werror=no
3444fi])
1a6f2dc7
NN		 3445case ${enable_werror} in
3446 yes) stage2_werror_flag="--enable-werror-always" ;;
3447 *) stage2_werror_flag="" ;;
1d39f329 3448esac
1a6f2dc7 3449AC_SUBST(stage2_werror_flag)
1d39f329 3450
e8a5fa9c
RW		 3451# Specify what files to not compare during bootstrap.
3452
3453compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3454case "$target" in
3455 hppa*64*-*-hpux*) ;;
3456 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3457esac
1f53ca9a
AO		 3458case " $configdirs " in
3459*" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3460esac
e8a5fa9c
RW		 3461AC_SUBST(compare_exclusions)
3462
06a51eac
RW		 3463AC_CONFIG_FILES([Makefile],
3464 [sed "$extrasub_build" Makefile |
3465 sed "$extrasub_host" |
3466 sed "$extrasub_target" > mf$$
3467 mv -f mf$$ Makefile],
3468 [extrasub_build="$extrasub_build"
3469 extrasub_host="$extrasub_host"
3470 extrasub_target="$extrasub_target"])
3471AC_OUTPUT
GDB Binutils - Deliverables
This page took 0.689549 seconds and 4 git commands to generate.