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beeaf216 1# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
cfb1f59f 2# 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation,
ad33ff57 3# Inc.
6599da04
JM		 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
309c24a9 7# the Free Software Foundation; either version 3 of the License, or
6599da04
JM		 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
309c24a9
JJ		 16# along with this program; see the file COPYING3. If not see
17# <http://www.gnu.org/licenses/>.
6599da04
JM		 18
19##############################################################################
671aa708
NN		 20### WARNING: this file contains embedded tabs. Do not run untabify on this file.
21
7142fb32
PB		 22m4_include(config/acx.m4)
23m4_include(config/override.m4)
38d24731 24m4_include(config/proginstall.m4)
7413962d 25m4_include(config/elf.m4)
592c90ff
KG		 26m4_include([libtool.m4])
27m4_include([ltoptions.m4])
28m4_include([ltsugar.m4])
29m4_include([ltversion.m4])
30m4_include([lt~obsolete.m4])
ad6717df 31
671aa708 32AC_INIT(move-if-change)
df58e648 33AC_PREREQ(2.64)
0115d4a3 34AC_DISABLE_OPTION_CHECKING
1c710c3c 35
ad33ff57
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
1c710c3c
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
671aa708
NN		 78AC_CANONICAL_SYSTEM
79AC_ARG_PROGRAM
80
1c710c3c 81m4_pattern_allow([^AS_FOR_TARGET$])dnl
0999159b 82m4_pattern_allow([^AS_FOR_BUILD$])dnl
1c710c3c 83
775956d0
NN		 84# Get 'install' or 'install-sh' and its variants.
85AC_PROG_INSTALL
ad6717df 86ACX_PROG_LN
148907ea 87AC_PROG_LN_S
87264276
PB		 88AC_PROG_SED
89AC_PROG_AWK
775956d0 90
671aa708
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
671aa708
NN		 125moveifchange=${srcdir}/move-if-change
126
fc45f3fe
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
671aa708
NN		 135# Set srcdir to "." if that's what it is.
136# This is important for multilib support.
137pwd=`${PWDCMD-pwd}`
671aa708
NN		 138if test "${pwd}" = "${srcpwd}" ; then
139 srcdir=.
140fi
141
142topsrcdir=$srcpwd
6599da04 143
4977bab6 144extra_host_args=
afabd8e6 145
6599da04
JM		 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
4977bab6
ZW		 148### (library or tools, host or target), doing a dependency sort.
149
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.
6599da04 156
4977bab6
ZW		 157# Double entries in build_configdirs, configdirs, or target_configdirs may
158# cause circular dependencies and break everything horribly.
6599da04 159
23f6b2f9
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
71b5d516 166build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
23f6b2f9 167
6599da04
JM		 168# these libraries are used by various programs built for the host environment
169#
f61428ed 170host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libelf libiconv"
6599da04 171
6599da04
JM		 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.
4977bab6
ZW		 175# binutils, gas and ld appear in that order because it makes sense to run
176# "make check" in that particular order.
5afab7ad 177# If --enable-gold is used, "gold" will replace "ld".
8c32c9f0 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"
5d4a5ee6 179
7743113b
AG		 180# libgcj represents the runtime libraries only used by gcj.
181libgcj="target-libffi \
7743113b
AG		 182 target-zlib \
183 target-qthreads \
184 target-libjava"
185
6599da04
JM		 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#
291f172e
DJ		 189target_libraries="target-libgcc \
190 target-libiberty \
5d4a5ee6
JL		 191 target-libgloss \
192 target-newlib \
6d3b5aea 193 target-libgomp \
cb543528 194 target-libstdc++-v3 \
6de9cd9a 195 target-libmudflap \
77008252 196 target-libssp \
6de9cd9a 197 target-libgfortran \
7cd0cf9c 198 target-boehm-gc \
77d187bc 199 ${libgcj} \
d9cdb878 200 target-libobjc \
6d3b5aea 201 target-libada"
6599da04 202
4dbda6f0
NN		 203# these tools are built using the target libraries, and are intended to
204# run only in the target environment
6599da04 205#
4dbda6f0 206# note: any program that *uses* libraries that are in the "target_libraries"
6599da04
JM		 207# list belongs in this list. those programs are also very likely
208# candidates for the "native_only" list which follows
209#
97286f7f 210target_tools="target-examples target-groff target-gperf target-rda"
6599da04
JM		 211
212################################################################################
213
6599da04
JM		 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.
6599da04 219configdirs=`echo ${host_libs} ${host_tools}`
4dbda6f0 220target_configdirs=`echo ${target_libraries} ${target_tools}`
71b5d516 221build_configdirs=`echo ${build_libs} ${build_tools}`
8b87bb96 222
ac9e6043
RW		 223m4_divert_text([PARSE_ARGS],
224[ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
225])
226
6599da04
JM		 227################################################################################
228
6599da04
JM		 229srcname="gnu development package"
230
231# This gets set non-empty for some net releases of packages.
232appdirs=""
233
e1848dde
NN		 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
b4acb5ef 242# Find the build and target subdir names.
8b87bb96 243GCC_TOPLEV_SUBDIRS
0db770bd
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
f653f0ab 249
55380b08
NN		 250# Skipdirs are removed silently.
251skipdirs=
252# Noconfigdirs are removed loudly.
253noconfigdirs=""
6599da04 254
55380b08
NN		 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
5afab7ad 259 noconfigdirs="$noconfigdirs ld gold"
6599da04
JM		 260fi
261
55380b08
NN		 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"
6599da04
JM		 267fi
268
d7f09764
DN		 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
55380b08
NN		 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.
6599da04 278
55380b08
NN		 279case ${with_x} in
280 yes | "") ;; # the default value for this tree is that X11 is available
423ce3eb 281 no)
b4f96efe 282 skipdirs="${skipdirs} tk itcl libgui"
423ce3eb
NN		 283 # We won't be able to build gdbtk without X.
284 enable_gdbtk=no
285 ;;
55380b08
NN		 286 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
287esac
6599da04 288
55380b08 289# Some tools are only suitable for building in a "native" situation.
95ddd785 290# Remove these if host!=target.
9e299237 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"
95ddd785
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"
6599da04 296
55380b08
NN		 297case $is_cross_compiler in
298 no) skipdirs="${skipdirs} ${cross_only}" ;;
299 yes) skipdirs="${skipdirs} ${native_only}" ;;
300esac
6599da04 301
0c639b89
DD		 302# If both --with-headers and --with-libs are specified, default to
303# --without-newlib.
9082a750
MR		 304if test x"${with_headers}" != x && test x"${with_headers}" != xno \
305 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
0c639b89
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
5afab7ad
ILT		 317# Handle --enable-gold.
318
319AC_ARG_ENABLE(gold,
320[ --enable-gold use gold instead of ld],
321ENABLE_GOLD=$enableval,
322ENABLE_GOLD=no)
323if test "${ENABLE_GOLD}" = "yes"; then
324 # Check for ELF target.
325 is_elf=no
326 case "${target}" in
327 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
328 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
144c9175 329 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
5afab7ad
ILT		 330 case "${target}" in
331 *-*-linux*aout* | *-*-linux*oldld*)
332 ;;
333 *)
334 is_elf=yes
335 ;;
336 esac
337 esac
338
339 if test "$is_elf" = "yes"; then
340 # Check for target supported by gold.
341 case "${target}" in
7f1245df 342 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
5afab7ad
ILT		 343 configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
344 ;;
345 esac
346 fi
347fi
348
6599da04
JM		 349# Configure extra directories which are host specific
350
351case "${host}" in
55380b08 352 *-cygwin*)
4977bab6 353 configdirs="$configdirs libtermcap" ;;
6599da04
JM		 354esac
355
4fab7234
HPN		 356# A target can indicate whether a language isn't supported for some reason.
357# Only spaces may be used in this macro; not newlines or tabs.
358unsupported_languages=
359
6599da04
JM		 360# Remove more programs from consideration, based on the host or
361# target this usually means that a port of the program doesn't
362# exist yet.
363
6599da04 364case "${host}" in
18a53ffe
JL		 365 hppa*64*-*-*)
366 noconfigdirs="$noconfigdirs byacc"
367 ;;
f2a0e225 368 i[[3456789]]86-*-vsta)
b4f96efe 369 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
6599da04 370 ;;
f2a0e225 371 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
b4f96efe 372 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
3aa83176 373 ;;
738a52d3
KT		 374 x86_64-*-mingw*)
375 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
376 ;;
f2a0e225 377 i[[3456789]]86-*-mingw32*)
b4f96efe 378 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
b91f0a41 379 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
3aa83176 380 ;;
f2a0e225 381 i[[3456789]]86-*-beos*)
b4f96efe 382 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
3aa83176 383 ;;
d207ebef 384 *-*-cygwin*)
a22c2d8d 385 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
6599da04 386 ;;
5d4a5ee6 387 *-*-netbsd*)
a22c2d8d 388 noconfigdirs="$noconfigdirs rcs"
5d4a5ee6 389 ;;
6599da04 390 ppc*-*-pe)
b4f96efe 391 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
c135ea39 392 ;;
0da3b5a7 393 powerpc-*-beos*)
b4f96efe 394 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
0da3b5a7 395 ;;
6599da04
JM		 396esac
397
6de9cd9a 398
d9cdb878 399AC_ARG_ENABLE(libada,
30b74385 400[ --enable-libada build libada directory],
d9cdb878
AC		 401ENABLE_LIBADA=$enableval,
402ENABLE_LIBADA=yes)
403if test "${ENABLE_LIBADA}" != "yes" ; then
5395b47b 404 noconfigdirs="$noconfigdirs gnattools"
d9cdb878
AC		 405fi
406
ef0087a7 407AC_ARG_ENABLE(libssp,
30b74385 408[ --enable-libssp build libssp directory],
ef0087a7
KH		 409ENABLE_LIBSSP=$enableval,
410ENABLE_LIBSSP=yes)
ef0087a7 411
8343765d
AO		 412# Save it here so that, even in case of --enable-libgcj, if the Java
413# front-end isn't enabled, we still get libgcj disabled.
414libgcj_saved=$libgcj
415case $enable_libgcj in
416yes)
417 # If we reset it here, it won't get added to noconfigdirs in the
418 # target-specific build rules, so it will be forcibly enabled
419 # (unless the Java language itself isn't enabled).
420 libgcj=
421 ;;
422no)
423 # Make sure we get it printed in the list of not supported target libs.
424 noconfigdirs="$noconfigdirs ${libgcj}"
425 ;;
426esac
427
6de9cd9a 428
27079765
AH		 429# Disable libmudflap on some systems.
430if test x$enable_libmudflap = x ; then
dfcada9a 431 case "${target}" in
416ac4d4 432 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
98a5bb3b 433 # Enable libmudflap by default in GNU and friends.
dfcada9a 434 ;;
a3e8d8b4
LR		 435 *-*-freebsd*)
436 # Enable libmudflap by default in FreeBSD.
437 ;;
dfcada9a
MM		 438 *)
439 # Disable it by default everywhere else.
440 noconfigdirs="$noconfigdirs target-libmudflap"
441 ;;
442 esac
27079765 443fi
6de9cd9a 444
27079765
AH		 445# Disable libgomp on non POSIX hosted systems.
446if test x$enable_libgomp = x ; then
953ff289
DN		 447 # Enable libgomp by default on hosted POSIX systems.
448 case "${target}" in
416ac4d4 449 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
953ff289
DN		 450 ;;
451 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
452 ;;
04879af3 453 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
953ff289 454 ;;
cac90078 455 *-*-darwin* | *-*-aix*)
953ff289
DN		 456 ;;
457 *)
458 noconfigdirs="$noconfigdirs target-libgomp"
459 ;;
460 esac
27079765 461fi
953ff289 462
c03353e2
RIL		 463# Default libgloss CPU subdirectory.
464libgloss_dir="$target_cpu"
6de9cd9a 465
6599da04 466case "${target}" in
3fa03ff9 467 *-*-chorusos)
cb253473 468 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
3fa03ff9 469 ;;
75eeae1a 470 powerpc-*-darwin*)
e1514c3f 471 noconfigdirs="$noconfigdirs ld gas gdb gprof"
9c8f9ec2 472 noconfigdirs="$noconfigdirs sim target-rda"
940cde4d 473 ;;
354ebf88
RW		 474 i[[3456789]]86-*-darwin*)
475 noconfigdirs="$noconfigdirs ld gprof"
476 noconfigdirs="$noconfigdirs sim target-rda"
477 ;;
478 x86_64-*-darwin[[912]]*)
0db3a858
TG		 479 noconfigdirs="$noconfigdirs ld gas gprof"
480 noconfigdirs="$noconfigdirs sim target-rda"
481 ;;
42c1cd8a
AT		 482 *-*-darwin*)
483 noconfigdirs="$noconfigdirs ld gas gdb gprof"
484 noconfigdirs="$noconfigdirs sim target-rda"
485 noconfigdirs="$noconfigdirs ${libgcj}"
486 ;;
671aa708 487 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
cb253473 488 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
ef98ad7b 489 ;;
c3f84f61 490 *-*-freebsd*)
6de9cd9a
DN		 491 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
492 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
493 && test -f /usr/local/include/gmp.h; then
494 with_gmp=/usr/local
495 fi
496
497 # Skip some stuff that's unsupported on some FreeBSD configurations.
498 case "${target}" in
499 i*86-*-*) ;;
500 alpha*-*-*) ;;
f3f623ae 501 x86_64-*-*) ;;
6de9cd9a 502 *)
cb253473 503 noconfigdirs="$noconfigdirs ${libgcj}"
6de9cd9a
DN		 504 ;;
505 esac
506 ;;
ef4e7569
US		 507 *-*-kaos*)
508 # Remove unsupported stuff on all kaOS configurations.
cb253473 509 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
ef4e7569
US		 510 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
511 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
512 noconfigdirs="$noconfigdirs target-libgloss"
513 ;;
51584787
JT		 514 *-*-netbsd*)
515 # Skip some stuff on all NetBSD configurations.
fbf86afb 516 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
51584787
JT		 517
518 # Skip some stuff that's unsupported on some NetBSD configurations.
519 case "${target}" in
320d7e7a 520 i*86-*-netbsdelf*) ;;
0590b963 521 arm*-*-netbsdelf*) ;;
51584787 522 *)
cb253473 523 noconfigdirs="$noconfigdirs ${libgcj}"
51584787
JT		 524 ;;
525 esac
526 ;;
61fec9ff 527 *-*-netware*)
cb253473 528 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
6599da04 529 ;;
3fbc0b70 530 *-*-rtems*)
cb253473 531 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
3fbc0b70 532 ;;
a8ba31f2
EC		 533 # The tpf target doesn't support gdb yet.
534 *-*-tpf*)
cb253473 535 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
a8ba31f2 536 ;;
5785c0ed 537 *-*-uclinux*)
cb253473 538 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
5785c0ed 539 ;;
6599da04 540 *-*-vxworks*)
cb253473 541 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
6599da04 542 ;;
b104e095 543 alpha*-dec-osf*)
603606e7
NN		 544 # ld works, but does not support shared libraries.
545 # newlib is not 64 bit ready. I'm not sure about fileutils.
6599da04 546 # gas doesn't generate exception information.
603606e7 547 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
6599da04
JM		 548 ;;
549 alpha*-*-*vms*)
cb253473 550 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
6599da04 551 ;;
9e9af119
MH		 552 alpha*-*-linux*)
553 # newlib is not 64 bit ready
d340e0ac 554 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
9e9af119 555 ;;
6599da04
JM		 556 alpha*-*-*)
557 # newlib is not 64 bit ready
cb253473 558 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
6599da04 559 ;;
33952f6f 560 am33_2.0-*-linux*)
cb253473 561 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
33952f6f 562 ;;
53b475f0 563 sh-*-linux*)
cb253473 564 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
53b475f0 565 ;;
3a685f6f 566 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
cb253473 567 noconfigdirs="$noconfigdirs ${libgcj}"
7743113b 568 noconfigdirs="$noconfigdirs target-examples"
d207ebef 569 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
b4f96efe 570 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
3a685f6f
NC		 571 noconfigdirs="$noconfigdirs expect dejagnu"
572 # the C++ libraries don't build on top of CE's C libraries
cb543528 573 noconfigdirs="$noconfigdirs target-libstdc++-v3"
fbf86afb 574 noconfigdirs="$noconfigdirs target-newlib"
3a685f6f
NC		 575 case "${host}" in
576 *-*-cygwin*) ;; # keep gdb and readline
aa9c3ab4 577 *) noconfigdirs="$noconfigdirs gdb readline"
3a685f6f
NC		 578 ;;
579 esac
c03353e2 580 libgloss_dir=wince
3a685f6f 581 ;;
d207ebef 582 arc-*-*)
cb253473 583 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef 584 ;;
9d069a4f 585 arm-semi-aof )
9d069a4f 586 ;;
5831424e 587 arm-*-coff | strongarm-*-coff | xscale-*-coff)
cb253473 588 noconfigdirs="$noconfigdirs ${libgcj}"
c03353e2 589 libgloss_dir=arm
5831424e 590 ;;
b3f8d95d 591 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
5831424e 592 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
c03353e2 593 libgloss_dir=arm
5831424e 594 ;;
077fc835 595 arm*-*-linux-gnueabi)
c4e9bf2b 596 noconfigdirs="$noconfigdirs target-qthreads"
83f4c19f
DD		 597 case ${with_newlib} in
598 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
599 esac
c03353e2 600 libgloss_dir=arm
077fc835 601 ;;
972974fc 602 arm*-*-symbianelf*)
cb253473 603 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
c03353e2 604 libgloss_dir=arm
972974fc 605 ;;
6599da04 606 arm-*-pe*)
cb253473 607 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
6599da04 608 ;;
e98e406f 609 thumb-*-coff)
cb253473 610 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
e98e406f 611 ;;
d207ebef 612 thumb-*-elf)
cb253473 613 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef 614 ;;
d207ebef 615 thumb-*-pe)
cb253473 616 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef 617 ;;
5d4a5ee6 618 arm-*-riscix*)
cb253473 619 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
5d4a5ee6 620 ;;
6ff14f32 621 avr-*-*)
ac3949d9 622 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
6ff14f32 623 ;;
6b65a26d 624 bfin-*-*)
1c3c9f12
JZ		 625 unsupported_languages="$unsupported_languages java"
626 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
61efc800 627 if test x${is_cross_compiler} != xno ; then
6b65a26d
CM		 628 target_configdirs="${target_configdirs} target-bsp target-cygmon"
629 fi
630 ;;
a5a438f5 631 c4x-*-* | tic4x-*-*)
cb253473 632 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
ab50d72b
DD		 633 ;;
634 c54x*-*-* | tic54x-*-*)
cb253473 635 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
ab50d72b 636 ;;
c993ae60
SR		 637 cr16-*-*)
638 noconfigdirs="$noconfigdirs ${libgcj} gdb"
639 ;;
40d64b5a 640 cris-*-* | crisv32-*-*)
4fab7234 641 unsupported_languages="$unsupported_languages java"
40d64b5a 642 case "${target}" in
c2e0d3a9 643 *-*-aout)
7f26dfa3 644 unsupported_languages="$unsupported_languages fortran"
4fab7234 645 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
c2e0d3a9 646 *-*-elf)
789ec619 647 noconfigdirs="$noconfigdirs target-boehm-gc";;
c2e0d3a9 648 *-*-linux*)
789ec619 649 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
40d64b5a 650 *)
7f26dfa3 651 unsupported_languages="$unsupported_languages fortran"
cb253473 652 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
40d64b5a 653 esac
c03353e2 654 libgloss_dir=cris
f48a3b5c 655 ;;
25b656e7 656 crx-*-*)
cb253473 657 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
25b656e7 658 ;;
6599da04 659 d10v-*-*)
cb253473 660 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
d207ebef
JM		 661 ;;
662 d30v-*-*)
cb253473 663 noconfigdirs="$noconfigdirs ${libgcj} gdb"
6599da04 664 ;;
c03353e2
RIL		 665 ep9312-*-elf | ep9312-*-coff)
666 libgloss_dir=arm
667 ;;
09b5f8bf 668 fr30-*-elf*)
cb253473 669 noconfigdirs="$noconfigdirs ${libgcj} gdb"
09b5f8bf 670 ;;
ee777171 671 frv-*-*)
cb253473 672 noconfigdirs="$noconfigdirs ${libgcj}"
ee777171 673 ;;
55f2d967
AG		 674 moxie-*-*)
675 noconfigdirs="$noconfigdirs ${libgcj}"
676 noconfigdirs="$noconfigdirs gprof"
677 ;;
ab50d72b 678 h8300*-*-*)
cb253473 679 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
ab50d72b 680 ;;
6599da04 681 h8500-*-*)
cb253473 682 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
6599da04 683 ;;
9d069a4f 684 hppa1.1-*-osf* | hppa1.1-*-bsd* )
9d069a4f 685 ;;
cdbff0ab
AM		 686 hppa*64*-*-linux* | parisc*64*-*-linux*)
687 # In this case, it's because the hppa64-linux target is for
688 # the kernel only at this point and has no libc, and thus no
689 # headers, crt*.o, etc., all of which are needed by these.
690 noconfigdirs="$noconfigdirs target-zlib"
691 ;;
3e732ba0
JDA		 692 parisc*-*-linux* | hppa*-*-linux*)
693 ;;
6599da04 694 hppa*-*-*elf* | \
bae29210 695 hppa*-*-lites* | \
66350331 696 hppa*-*-openbsd* | \
bae29210 697 hppa*64*-*-*)
cb253473 698 noconfigdirs="$noconfigdirs ${libgcj}"
6599da04 699 ;;
2a332582
JDA		 700 hppa*-hp-hpux11*)
701 noconfigdirs="$noconfigdirs ld shellutils"
702 ;;
c03353e2
RIL		 703 hppa*-*-pro*)
704 libgloss_dir=pa
705 ;;
6599da04 706 hppa*-*-*)
b2964d63
AO		 707 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
708 # build on HP-UX 10.20.
cb253473 709 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
d207ebef 710 ;;
fb87ad5d 711 i960-*-*)
cb253473 712 noconfigdirs="$noconfigdirs ${libgcj} gdb"
fb87ad5d 713 ;;
d207ebef
JM		 714 ia64*-*-elf*)
715 # No gdb support yet.
b4f96efe 716 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
d207ebef 717 ;;
ab50d72b
DD		 718 ia64*-**-hpux*)
719 # No gdb or ld support yet.
cb253473 720 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
ab50d72b 721 ;;
52535a64
DR		 722 ia64*-*-*vms*)
723 # No gdb or ld support yet.
724 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
725 ;;
9d069a4f 726 i370-*-opened*)
9d069a4f 727 ;;
f2a0e225 728 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
cb253473 729 noconfigdirs="$noconfigdirs ${libgcj}"
c03353e2 730 libgloss_dir=i386
6599da04 731 ;;
f2a0e225 732 i[[3456789]]86-*-linux*)
d0af82b0
HPN		 733 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
734 # not build java stuff by default.
735 case "${target}" in
736 *-*-*libc1*)
cb253473 737 noconfigdirs="$noconfigdirs ${libgcj}";;
d0af82b0
HPN		 738 esac
739
9a06dc7d
TF		 740 # This section makes it possible to build newlib natively on linux.
741 # If we are using a cross compiler then don't configure newlib.
742 if test x${is_cross_compiler} != xno ; then
3aa83176 743 noconfigdirs="$noconfigdirs target-newlib"
9a06dc7d
TF		 744 fi
745 noconfigdirs="$noconfigdirs target-libgloss"
746 # If we are not using a cross compiler, do configure newlib.
747 # Note however, that newlib will only be configured in this situation
748 # if the --with-newlib option has been given, because otherwise
749 # 'target-newlib' will appear in skipdirs.
9a06dc7d 750 ;;
ef4c4300
KT		 751 i[[3456789]]86-w64-mingw*)
752 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
753 ;;
754 i[[3456789]]86-*-mingw*)
b91f0a41
CV		 755 target_configdirs="$target_configdirs target-winsup"
756 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
5d571eaa 757 ;;
738a52d3 758 x86_64-*-mingw*)
738a52d3 759 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
5d571eaa 760 ;;
d207ebef
JM		 761 *-*-cygwin*)
762 target_configdirs="$target_configdirs target-libtermcap target-winsup"
449223af 763 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
801e2270 764 # always build newlib if winsup directory is present.
b91f0a41 765 if test -d "$srcdir/winsup/cygwin"; then
801e2270 766 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
c8e6cd41 767 elif test -d "$srcdir/newlib"; then
b91f0a41 768 echo "Warning: winsup/cygwin is missing so newlib can't be built."
801e2270 769 fi
5d571eaa 770 ;;
9d069a4f
PB		 771 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
772 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
9d069a4f 773 ;;
f2a0e225 774 i[[3456789]]86-*-pe)
cb253473 775 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
6599da04 776 ;;
f2a0e225 777 i[[3456789]]86-*-sco3.2v5*)
6599da04
JM		 778 # The linker does not yet know about weak symbols in COFF,
779 # and is not configured to handle mixed ELF and COFF.
cb253473 780 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
6599da04 781 ;;
f2a0e225 782 i[[3456789]]86-*-sco*)
cb253473 783 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04 784 ;;
f2a0e225 785 i[[3456789]]86-*-solaris2*)
7c01b2b5 786 noconfigdirs="$noconfigdirs target-libgloss"
6599da04 787 ;;
f2a0e225 788 i[[3456789]]86-*-sysv4*)
cb253473 789 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
6599da04 790 ;;
f2a0e225 791 i[[3456789]]86-*-beos*)
cb253473 792 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
3aa83176 793 ;;
d1f8db0c
PB		 794 i[[3456789]]86-*-rdos*)
795 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
796 ;;
fb87ad5d 797 m32r-*-*)
cb253473 798 noconfigdirs="$noconfigdirs ${libgcj}"
fb87ad5d 799 ;;
2b997990 800 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
cb253473 801 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
c03353e2 802 libgloss_dir=m68hc11
2b997990 803 ;;
d207ebef 804 m68k-*-elf*)
cb253473 805 noconfigdirs="$noconfigdirs ${libgcj}"
d207ebef
JM		 806 ;;
807 m68k-*-coff*)
cb253473 808 noconfigdirs="$noconfigdirs ${libgcj}"
d207ebef 809 ;;
c03353e2
RIL		 810 m68*-*-* | fido-*-*)
811 libgloss_dir=m68k
812 ;;
56ae9405
NC		 813 mcore-*-pe*)
814 # The EPOC C++ environment does not support exceptions or rtti,
815 # and so building libstdc++-v3 tends not to always work.
816 noconfigdirs="$noconfigdirs target-libstdc++-v3"
817 ;;
d344dce9 818 mmix-*-*)
4fab7234 819 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
7f26dfa3 820 unsupported_languages="$unsupported_languages fortran java"
d344dce9 821 ;;
6599da04 822 mn10200-*-*)
cb253473 823 noconfigdirs="$noconfigdirs ${libgcj}"
6599da04
JM		 824 ;;
825 mn10300-*-*)
cb253473 826 noconfigdirs="$noconfigdirs ${libgcj}"
6599da04 827 ;;
ab34901f 828 mt-*-*)
79dd769c
AH		 829 noconfigdirs="$noconfigdirs sim"
830 ;;
6599da04
JM		 831 powerpc-*-aix*)
832 # copied from rs6000-*-* entry
a891a473 833 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
6599da04
JM		 834 ;;
835 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
836 target_configdirs="$target_configdirs target-winsup"
cb253473 837 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
6599da04
JM		 838 # always build newlib.
839 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
840 ;;
841 # This is temporary until we can link against shared libraries
842 powerpcle-*-solaris*)
cb253473 843 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
c03353e2 844 libgloss_dir=rs6000
6599da04 845 ;;
0da3b5a7 846 powerpc-*-beos*)
cb253473 847 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
0da3b5a7 848 ;;
d207ebef 849 powerpc-*-eabi)
cb253473 850 noconfigdirs="$noconfigdirs ${libgcj}"
c03353e2 851 libgloss_dir=rs6000
9d069a4f
PB		 852 ;;
853 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
c03353e2 854 libgloss_dir=rs6000
d207ebef 855 ;;
6599da04 856 rs6000-*-lynxos*)
cb253473 857 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
6599da04
JM		 858 ;;
859 rs6000-*-aix*)
a891a473 860 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
6599da04
JM		 861 ;;
862 rs6000-*-*)
cb253473 863 noconfigdirs="$noconfigdirs gprof ${libgcj}"
6599da04
JM		 864 ;;
865 m68k-apollo-*)
cb253473 866 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
6599da04 867 ;;
ca9fe997
ME		 868 microblaze*)
869 noconfigdirs="$noconfigdirs gprof ${libgcj}"
870 ;;
d9dced13
RS		 871 mips*-sde-elf*)
872 skipdirs="$skipdirs target-libiberty"
873 noconfigdirs="$noconfigdirs ${libgcj}"
874 if test x$with_newlib = xyes; then
875 noconfigdirs="$noconfigdirs gprof"
876 fi
877 libgloss_dir=mips
878 ;;
6599da04 879 mips*-*-irix5*)
cb253473 880 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04
JM		 881 ;;
882 mips*-*-irix6*)
b2964d63
AO		 883 # Linking libjava exceeds command-line length limits on at least
884 # IRIX 6.2, but not on IRIX 6.5.
885 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
886 # <oldham@codesourcery.com>
cb253473 887 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04 888 ;;
6599da04 889 mips*-*-bsd*)
cb253473 890 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04 891 ;;
9bec4bf0 892 mips*-*-linux*)
c01d477a 893 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
9bec4bf0 894 ;;
6599da04 895 mips*-*-*)
cb253473 896 noconfigdirs="$noconfigdirs gprof ${libgcj}"
c03353e2 897 libgloss_dir=mips
6599da04
JM		 898 ;;
899 romp-*-*)
cb253473 900 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
6599da04 901 ;;
669f01d8 902 sh-*-* | sh64-*-*)
6599da04 903 case "${host}" in
f2a0e225
KC		 904 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
905 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
906 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
6599da04
JM		 907 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
908 esac
ea2002ba
CB		 909 case "${target}" in
910 sh*-*-elf)
911 noconfigdirs="$noconfigdirs ${libgcj}" ;;
912 *)
913 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
914 esac
6599da04 915 ;;
c03353e2
RIL		 916 sparclet-*-aout* | sparc86x-*-*)
917 libgloss_dir=sparc
918 ;;
5d4a5ee6 919 sparc-*-elf*)
cb253473 920 noconfigdirs="$noconfigdirs ${libgcj}"
5d4a5ee6
JL		 921 ;;
922 sparc64-*-elf*)
cb253473 923 noconfigdirs="$noconfigdirs ${libgcj}"
c03353e2 924 libgloss_dir=sparc
5d4a5ee6 925 ;;
d207ebef 926 sparclite-*-*)
cb253473 927 noconfigdirs="$noconfigdirs ${libgcj}"
c03353e2 928 libgloss_dir=sparc
5d4a5ee6 929 ;;
6599da04 930 sparc-*-sunos4*)
cb253473 931 noconfigdirs="$noconfigdirs ${libgcj}"
aeaa0f2f 932 if test x${is_cross_compiler} != xno ; then
e1da1089 933 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
6599da04
JM		 934 else
935 use_gnu_ld=no
936 fi
937 ;;
bba5e0ca 938 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
cb253473 939 noconfigdirs="$noconfigdirs ${libgcj}"
bba5e0ca 940 ;;
b7c13625 941 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
1ace7e15 942 ;;
6599da04 943 v810-*-*)
cb253473 944 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
6599da04 945 ;;
5d4a5ee6 946 v850-*-*)
cb253473 947 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
5d4a5ee6 948 ;;
d207ebef 949 v850e-*-*)
cb253473 950 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef
JM		 951 ;;
952 v850ea-*-*)
cb253473 953 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef 954 ;;
6599da04 955 vax-*-vms)
cb253473 956 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
6599da04
JM		 957 ;;
958 vax-*-*)
cb253473 959 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
6599da04 960 ;;
aa12a573 961 xtensa*-*-*)
cb253473 962 noconfigdirs="$noconfigdirs ${libgcj}"
0d4f1b4e 963 ;;
b03bcd37 964 ip2k-*-*)
cb253473 965 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
b03bcd37 966 ;;
416ac4d4 967 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
c01d477a
AM		 968 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
969 ;;
6599da04 970 *-*-lynxos*)
cb253473 971 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
6599da04 972 ;;
41dfe3a2 973 *-*-*)
cb253473 974 noconfigdirs="$noconfigdirs ${libgcj}"
41dfe3a2 975 ;;
6599da04
JM		 976esac
977
6599da04
JM		 978# If we aren't building newlib, then don't build libgloss, since libgloss
979# depends upon some newlib header files.
980case "${noconfigdirs}" in
981 *target-libgloss*) ;;
982 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
55380b08 983esac
6599da04 984
55380b08
NN		 985# Work in distributions that contain no compiler tools, like Autoconf.
986tentative_cc=""
671aa708 987host_makefile_frag=/dev/null
55380b08
NN		 988if test -d ${srcdir}/config ; then
989case "${host}" in
990 m68k-hp-hpux*)
991 # Avoid "too much defining" errors from HPUX compiler.
992 tentative_cc="cc -Wp,-H256000"
671aa708
NN		 993 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
994 # If it's HP/UX ar, this should be harmless.
995 RANLIB="ar ts"
55380b08
NN		 996 ;;
997 m68k-apollo-sysv*)
998 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
55380b08
NN		 999 ;;
1000 m68k-apollo-bsd*)
1001 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1002 # chokes on bfd, the compiler won't let you assign integers to enums, and
1003 # other problems. Defining CC to gcc is a questionable way to say "don't use
1004 # the apollo compiler" (the preferred version of GCC could be called cc,
1005 # or whatever), but I'm not sure leaving CC as cc is any better...
1006 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
671aa708 1007 # Used to have BISON=yacc.
55380b08 1008 tentative_cc=gcc
55380b08
NN		 1009 ;;
1010 m88k-dg-dgux*)
1011 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
55380b08
NN		 1012 ;;
1013 m88k-harris-cxux*)
1014 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1015 tentative_cc="cc -Xa"
1016 host_makefile_frag="config/mh-cxux"
1017 ;;
1018 m88k-motorola-sysv*)
55380b08
NN		 1019 ;;
1020 mips*-dec-ultrix*)
1021 tentative_cc="cc -Wf,-XNg1000"
1022 host_makefile_frag="config/mh-decstation"
1023 ;;
1024 mips*-nec-sysv4*)
1025 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1026 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1027 host_makefile_frag="config/mh-necv4"
1028 ;;
55380b08
NN		 1029 mips*-sgi-irix4*)
1030 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1031 # environment. Also bump switch table size so that cp-parse will
1032 # compile. Bump string length limit so linker builds.
1033 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1034 ;;
55380b08
NN		 1035 mips*-*-sysv4*)
1036 host_makefile_frag="config/mh-sysv4"
1037 ;;
1038 mips*-*-sysv*)
1039 # This is for a MIPS running RISC/os 4.52C.
1040
1041 # This is needed for GDB, but needs to be in the top-level make because
1042 # if a library is compiled with the bsd headers and gets linked with the
1043 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1044 # a different size).
1045 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1046 # known except to select the sysv environment. Could we use /proc instead?
1047 # These "sysv environments" and "bsd environments" often end up being a pain.
1048 #
1049 # This is not part of CFLAGS because perhaps not all C compilers have this
1050 # option.
1051 tentative_cc="cc -systype sysv"
55380b08
NN		 1052 ;;
1053 i370-ibm-opened*)
1054 tentative_cc="c89"
55380b08 1055 ;;
f2a0e225 1056 i[[3456789]]86-*-sysv5*)
55380b08
NN		 1057 host_makefile_frag="config/mh-sysv5"
1058 ;;
f2a0e225 1059 i[[3456789]]86-*-dgux*)
55380b08
NN		 1060 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1061 host_makefile_frag="config/mh-dgux386"
1062 ;;
f2a0e225 1063 i[[3456789]]86-ncr-sysv4.3*)
55380b08
NN		 1064 # The MetaWare compiler will generate a copyright message unless you
1065 # turn it off by adding the -Hnocopyr flag.
1066 tentative_cc="cc -Hnocopyr"
55380b08 1067 ;;
f2a0e225 1068 i[[3456789]]86-ncr-sysv4*)
55380b08
NN		 1069 # for an NCR 3000 (i486/SVR4) system.
1070 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1071 # This compiler not only emits obnoxious copyright messages every time
1072 # you run it, but it chokes and dies on a whole bunch of GNU source
1073 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1074 tentative_cc="/usr/ccs/ATT/cc"
1075 host_makefile_frag="config/mh-ncr3000"
1076 ;;
f2a0e225 1077 i[[3456789]]86-*-sco3.2v5*)
55380b08 1078 ;;
f2a0e225 1079 i[[3456789]]86-*-sco*)
55380b08
NN		 1080 # The native C compiler botches some simple uses of const. Unfortunately,
1081 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1082 tentative_cc="cc -Dconst="
1083 host_makefile_frag="config/mh-sco"
1084 ;;
f2a0e225 1085 i[[3456789]]86-*-udk*)
55380b08
NN		 1086 host_makefile_frag="config/mh-sysv5"
1087 ;;
f2a0e225 1088 i[[3456789]]86-*-solaris2*)
55380b08
NN		 1089 host_makefile_frag="config/mh-sysv4"
1090 ;;
f2a0e225 1091 i[[3456789]]86-*-msdosdjgpp*)
55380b08
NN		 1092 host_makefile_frag="config/mh-djgpp"
1093 ;;
1094 *-cygwin*)
2a79c47f 1095 ACX_CHECK_CYGWIN_CAT_WORKS
55380b08
NN		 1096 host_makefile_frag="config/mh-cygwin"
1097 ;;
c53a18d3 1098 *-mingw*)
1f5a6b84 1099 host_makefile_frag="config/mh-mingw"
738a52d3 1100 ;;
55380b08
NN		 1101 *-interix*)
1102 host_makefile_frag="config/mh-interix"
1103 ;;
1104 vax-*-ultrix2*)
1105 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1106 tentative_cc=gcc
1107 ;;
1108 *-*-solaris2*)
1109 host_makefile_frag="config/mh-solaris"
1110 ;;
1111 m68k-sun-sunos*)
1112 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1113 # without overflowing the jump tables (-J says to use a 32 bit table)
1114 tentative_cc="cc -J"
1115 ;;
00afcaa0 1116 hppa*-hp-hpux10*)
55380b08 1117 tentative_cc="cc -Wp,-H256000"
00afcaa0 1118 host_makefile_frag="config/mh-pa-hpux10"
55380b08 1119 ;;
00afcaa0
PB		 1120 hppa*-hp-hpux* | hppa*-*-hiux*)
1121 tentative_cc="cc -Wp,-H256000"
1122 host_makefile_frag="config/mh-pa"
1123 ;;
1124 hppa*-*)
1125 host_makefile_frag="config/mh-pa"
1126 ;;
1127 *-hp-hpux* | *-*-hiux*)
55380b08 1128 tentative_cc="cc -Wp,-H256000"
55380b08
NN		 1129 ;;
1130 rs6000-*-lynxos*)
1131 # /bin/cc is less than useful for our purposes. Always use GCC
1132 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1133 host_makefile_frag="config/mh-lynxrs6k"
1134 ;;
45f366ab 1135 powerpc-*-darwin*)
be8fff81
RB		 1136 host_makefile_frag="config/mh-ppc-darwin"
1137 ;;
d19bca38
PB		 1138 powerpc-*-aix*)
1139 host_makefile_frag="config/mh-ppc-aix"
1140 ;;
1141 rs6000-*-aix*)
1142 host_makefile_frag="config/mh-ppc-aix"
1143 ;;
55380b08
NN		 1144 *-*-lynxos*)
1145 # /bin/cc is less than useful for our purposes. Always use GCC
1146 tentative_cc="/bin/gcc"
1147 ;;
1148 *-*-sysv4*)
1149 host_makefile_frag="config/mh-sysv4"
1150 ;;
95c53c62
RS		 1151 # This is placed last to prevent interfering with the cases above.
1152 i[[3456789]]86-*-*)
1153 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1154 host_makefile_frag="config/mh-x86omitfp"
1155 ;;
55380b08
NN		 1156esac
1157fi
1158
e4c9c075
PB		 1159# If we aren't going to be using gcc, see if we can extract a definition
1160# of CC from the fragment.
1161# Actually, use the 'pre-extracted' version above.
1162if test -z "${CC}" && test "${build}" = "${host}" ; then
1163 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1164 found=
1165 for dir in $PATH; do
1166 test -z "$dir" && dir=.
1167 if test -f $dir/gcc; then
1168 found=yes
1169 break
1170 fi
1171 done
1172 IFS="$save_ifs"
1173 if test -z "${found}" && test -n "${tentative_cc}" ; then
1174 CC=$tentative_cc
1175 fi
1176fi
1177
1178if test "${build}" != "${host}" ; then
0999159b
PB		 1179 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1180 AS_FOR_BUILD=${AS_FOR_BUILD-as}
e4c9c075 1181 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
0999159b
PB		 1182 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1183 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1184 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1185 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1186 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1187 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1188 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1189 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1190 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
e4c9c075 1191else
0999159b
PB		 1192 AR_FOR_BUILD="\$(AR)"
1193 AS_FOR_BUILD="\$(AS)"
e4c9c075 1194 CC_FOR_BUILD="\$(CC)"
0999159b
PB		 1195 CXX_FOR_BUILD="\$(CXX)"
1196 GCJ_FOR_BUILD="\$(GCJ)"
1197 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1198 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1199 LD_FOR_BUILD="\$(LD)"
1200 NM_FOR_BUILD="\$(NM)"
1201 RANLIB_FOR_BUILD="\$(RANLIB)"
1202 WINDRES_FOR_BUILD="\$(WINDRES)"
1203 WINDMC_FOR_BUILD="\$(WINDMC)"
c3a86da9 1204fi
e4c9c075 1205
c3a86da9
DJ		 1206AC_PROG_CC
1207AC_PROG_CXX
1208
1209# We must set the default linker to the linker used by gcc for the correct
1210# operation of libtool. If LD is not defined and we are using gcc, try to
1211# set the LD default to the ld used by gcc.
1212if test -z "$LD"; then
1213 if test "$GCC" = yes; then
1214 case $build in
1215 *-*-mingw*)
1216 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1217 *)
1218 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1219 esac
1220 case $gcc_prog_ld in
1221 # Accept absolute paths.
1222 [[\\/]* | [A-Za-z]:[\\/]*)]
1223 LD="$gcc_prog_ld" ;;
1224 esac
1225 fi
e4c9c075
PB		 1226fi
1227
1228ACX_PROG_GNAT
a76494aa 1229ACX_PROG_CMP_IGNORE_INITIAL
e4c9c075 1230
00020c16
ILT		 1231# See if we are building gcc with C++.
1232AC_ARG_ENABLE(build-with-cxx,
1233[ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1234ENABLE_BUILD_WITH_CXX=$enableval,
1235ENABLE_BUILD_WITH_CXX=no)
1236
592c90ff
KG		 1237# Used for setting $lt_cv_objdir
1238_LT_CHECK_OBJDIR
1239
acd26225 1240# Check for GMP, MPFR and MPC
3a5729ea 1241gmplibs="-lmpc -lmpfr -lgmp"
6de9cd9a 1242gmpinc=
e69bf64b 1243have_gmp=no
acd26225
KG		 1244
1245# Specify a location for mpc
1246# check for this first so it ends up on the link line before mpfr.
1247AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1248 Equivalent to --with-mpc-include=PATH/include
1249 plus --with-mpc-lib=PATH/lib])
1250AC_ARG_WITH(mpc_include, [ --with-mpc-include=PATH
1251 specify directory for installed MPC include files])
1252AC_ARG_WITH(mpc_lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1253
1254if test "x$with_mpc" != x; then
3a5729ea
KG		 1255 gmplibs="-L$with_mpc/lib $gmplibs"
1256 gmpinc="-I$with_mpc/include $gmpinc"
acd26225
KG		 1257fi
1258if test "x$with_mpc_include" != x; then
3a5729ea 1259 gmpinc="-I$with_mpc_include $gmpinc"
acd26225
KG		 1260fi
1261if test "x$with_mpc_lib" != x; then
3a5729ea 1262 gmplibs="-L$with_mpc_lib $gmplibs"
acd26225
KG		 1263fi
1264if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
592c90ff 1265 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
3a5729ea 1266 gmpinc='-I$$s/mpc/src '"$gmpinc"
acd26225
KG		 1267 # Do not test the mpc version. Assume that it is sufficient, since
1268 # it is in the source tree, and the library has not been built yet
1269 # but it would be included on the link line in the version check below
1270 # hence making the test fail.
3a5729ea 1271 have_gmp=yes
acd26225 1272fi
e69bf64b 1273
bebf829d
PB		 1274# Specify a location for mpfr
1275# check for this first so it ends up on the link line before gmp.
30b74385 1276AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
8a877c9c
KG		 1277 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1278Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
bebf829d 1279
30b74385 1280AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
8a877c9c
KG		 1281 Equivalent to --with-mpfr-include=PATH/include
1282 plus --with-mpfr-lib=PATH/lib])
1283AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
30b74385
RW		 1284 specify directory for installed MPFR include files])
1285AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
bebf829d
PB		 1286
1287if test "x$with_mpfr" != x; then
1288 gmplibs="-L$with_mpfr/lib $gmplibs"
3a5729ea 1289 gmpinc="-I$with_mpfr/include $gmpinc"
bebf829d 1290fi
8a877c9c 1291if test "x$with_mpfr_include" != x; then
3a5729ea 1292 gmpinc="-I$with_mpfr_include $gmpinc"
8a877c9c
KG		 1293fi
1294if test "x$with_mpfr_lib" != x; then
1295 gmplibs="-L$with_mpfr_lib $gmplibs"
1296fi
e69bf64b 1297if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
592c90ff 1298 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
e69bf64b 1299 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
592c90ff 1300 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
e69bf64b
PB		 1301 # Do not test the mpfr version. Assume that it is sufficient, since
1302 # it is in the source tree, and the library has not been built yet
1303 # but it would be included on the link line in the version check below
1304 # hence making the test fail.
1305 have_gmp=yes
1306fi
bebf829d 1307
6de9cd9a 1308# Specify a location for gmp
30b74385 1309AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
8a877c9c
KG		 1310 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1311Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1312
30b74385 1313AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
8a877c9c
KG		 1314 Equivalent to --with-gmp-include=PATH/include
1315 plus --with-gmp-lib=PATH/lib])
30b74385
RW		 1316AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1317AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
6de9cd9a 1318
6de9cd9a 1319
bebf829d
PB		 1320if test "x$with_gmp" != x; then
1321 gmplibs="-L$with_gmp/lib $gmplibs"
1322 gmpinc="-I$with_gmp/include $gmpinc"
6de9cd9a 1323fi
8a877c9c
KG		 1324if test "x$with_gmp_include" != x; then
1325 gmpinc="-I$with_gmp_include $gmpinc"
1326fi
1327if test "x$with_gmp_lib" != x; then
1328 gmplibs="-L$with_gmp_lib $gmplibs"
1329fi
e69bf64b 1330if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
592c90ff 1331 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
e69bf64b 1332 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
9e3eba15 1333 extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
592c90ff 1334 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
e69bf64b
PB		 1335 # Do not test the gmp version. Assume that it is sufficient, since
1336 # it is in the source tree, and the library has not been built yet
1337 # but it would be included on the link line in the version check below
1338 # hence making the test fail.
1339 have_gmp=yes
1340fi
6de9cd9a 1341
d943d7c4 1342if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
e69bf64b
PB		 1343 have_gmp=yes
1344 saved_CFLAGS="$CFLAGS"
1345 CFLAGS="$CFLAGS $gmpinc"
1346 # Check GMP actually works
1347 AC_MSG_CHECKING([for correct version of gmp.h])
1348 AC_TRY_COMPILE([#include "gmp.h"],[
a3337ea2 1349 #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 2)
e48d66a9 1350 choke me
e69bf64b
PB		 1351 #endif
1352 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1353
acd26225 1354 # If we have GMP, check the MPFR version.
e69bf64b 1355 if test x"$have_gmp" = xyes; then
a3337ea2 1356 dnl MPFR 2.3.1 is acceptable, but MPFR 2.3.2 is better.
e69bf64b 1357 AC_MSG_CHECKING([for correct version of mpfr.h])
acd26225 1358 AC_TRY_COMPILE([#include <gmp.h>
e69bf64b 1359 #include <mpfr.h>],[
a3337ea2 1360 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
e69bf64b
PB		 1361 choke me
1362 #endif
acd26225
KG		 1363 ], AC_TRY_COMPILE([#include <gmp.h>
1364 #include <mpfr.h>],[
1365 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,2)
1366 choke me
1367 #endif
1368 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])]),
1369 [AC_MSG_RESULT([no]); have_gmp=no])
1370 fi
1371
1372 # Check for the MPC header version.
3a5729ea 1373 if test x"$have_gmp" = xyes ; then
acd26225
KG		 1374 AC_MSG_CHECKING([for the correct version of mpc.h])
1375 AC_TRY_COMPILE([#include <mpc.h>],[
360d4522 1376 #if MPC_VERSION < MPC_VERSION_NUM (0,8,0)
acd26225
KG		 1377 choke me
1378 #endif
3a5729ea 1379 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
acd26225
KG		 1380 fi
1381
1382 # Now check the MPFR library.
1383 if test x"$have_gmp" = xyes; then
1384 saved_LIBS="$LIBS"
1385 LIBS="$LIBS $gmplibs"
3a5729ea
KG		 1386 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1387 AC_TRY_LINK([#include <mpc.h>],[
54e433bc
MK		 1388 mpfr_t n;
1389 mpfr_t x;
3a5729ea 1390 mpc_t c;
e69bf64b 1391 int t;
54e433bc
MK		 1392 mpfr_init (n);
1393 mpfr_init (x);
e69bf64b
PB		 1394 mpfr_atan2 (n, n, x, GMP_RNDN);
1395 mpfr_erfc (n, x, GMP_RNDN);
1396 mpfr_subnormalize (x, t, GMP_RNDN);
3a5729ea
KG		 1397 mpfr_clear(n);
1398 mpfr_clear(x);
1399 mpc_init2 (c, 53);
1400 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1401 mpc_cosh (c, c, MPC_RNDNN);
1402 mpc_pow (c, c, c, MPC_RNDNN);
1403 mpc_acosh (c, c, MPC_RNDNN);
1404 mpc_clear (c);
acd26225
KG		 1405 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1406 LIBS="$saved_LIBS"
e69bf64b 1407 fi
acd26225 1408
e69bf64b 1409 CFLAGS="$saved_CFLAGS"
6de9cd9a 1410
e69bf64b 1411 if test x$have_gmp != xyes; then
3a5729ea
KG		 1412 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.2+ and MPC 0.8.0+.
1413Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1414their locations. Source code for these libraries can be found at
1415their respective hosting sites as well as at
1416ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1417http://gcc.gnu.org/install/prerequisites.html for additional info. If
1418you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1419make sure that you have installed both the libraries and the header
1420files. They may be located in separate packages.])
e69bf64b 1421 fi
70ec446f
KG		 1422fi
1423
acd26225 1424# Flags needed for both GMP, MPFR and/or MPC.
6de9cd9a
DN		 1425AC_SUBST(gmplibs)
1426AC_SUBST(gmpinc)
9e3eba15 1427AC_SUBST(extra_mpfr_configure_flags)
acd26225
KG		 1428AC_SUBST(extra_mpc_gmp_configure_flags)
1429AC_SUBST(extra_mpc_mpfr_configure_flags)
6de9cd9a 1430
f38095f3
JM		 1431# Allow host libstdc++ to be specified for static linking with PPL.
1432AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1433 when linking with PPL])
1434
1435case $with_host_libstdcxx in
1436 no|yes)
1437 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1438 ;;
1439esac
f8bf9252 1440
00020c16
ILT		 1441# Linker flags to use for stage1 or when not boostrapping.
1442AC_ARG_WITH(stage1-ldflags,
1443[ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1444[if test "$withval" = "no" -o "$withval" = "yes"; then
1445 stage1_ldflags=
1446 else
1447 stage1_ldflags=$withval
1448 fi],
1449[stage1_ldflags=])
1450AC_SUBST(stage1_ldflags)
1451
1452# Libraries to use for stage1 or when not bootstrapping.
1453AC_ARG_WITH(stage1-libs,
1454[ -with-stage1-libs=LIBS Libraries for stage1],
1455[if test "$withval" = "no" -o "$withval" = "yes"; then
1456 stage1_libs=
1457 else
1458 stage1_libs=$withval
1459 fi],
1460[stage1_libs=$with_host_libstdcxx])
1461AC_SUBST(stage1_libs)
1462
00020c16
ILT		 1463# Libraries to use for stage2 and later builds. This defaults to the
1464# argument passed to --with-host-libstdcxx.
1465AC_ARG_WITH(boot-libs,
e90e6bd7 1466[ --with-boot-libs=LIBS Libraries for stage2 and later],
00020c16
ILT		 1467[if test "$withval" = "no" -o "$withval" = "yes"; then
1468 poststage1_libs=
1469 else
e90e6bd7 1470 poststage1_libs=$withval
00020c16
ILT		 1471 fi],
1472[poststage1_libs=$with_host_libstdcxx])
1473AC_SUBST(poststage1_libs)
1474
ed2eaa9f
ILT		 1475# Linker flags to use for stage2 and later builds.
1476AC_ARG_WITH(boot-ldflags,
1477[ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1478[if test "$withval" = "no" -o "$withval" = "yes"; then
1479 poststage1_ldflags=
1480 else
1481 poststage1_ldflags=$withval
1482 fi],
1483[poststage1_ldflags=
1484 # With --enable-build-with-cxx, default to linking libstdc++ and
1485 # libgcc statically. But if the user explicitly specified the
1486 # libraries to use, trust that they are doing what they want.
1487 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1488 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1489 fi])
1490AC_SUBST(poststage1_ldflags)
1491
f8bf9252
SP		 1492# Check for PPL
1493ppl_major_version=0
1494ppl_minor_version=10
00020c16 1495ppllibs=" -lppl_c -lppl -lgmpxx"
f8bf9252
SP		 1496pplinc=
1497
1498AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1499 Equivalent to --with-ppl-include=PATH/include
f61428ed 1500 plus --with-ppl-lib=PATH/lib])
f8bf9252
SP		 1501AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1502AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1503
53095c56
SP		 1504case $with_ppl in
1505 no)
1506 ppllibs=
1507 ;;
f61428ed 1508 "" | yes)
ad0abd3c 1509 ;;
53095c56 1510 *)
00020c16 1511 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
53095c56 1512 pplinc="-I$with_ppl/include $pplinc"
53095c56
SP		 1513 ;;
1514esac
f8bf9252
SP		 1515if test "x$with_ppl_include" != x; then
1516 pplinc="-I$with_ppl_include $pplinc"
1517fi
1518if test "x$with_ppl_lib" != x; then
00020c16 1519 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
f8bf9252
SP		 1520fi
1521if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
592c90ff 1522 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
f61428ed
AO		 1523 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1524 enable_ppl_version_check=no
f8bf9252
SP		 1525fi
1526
d789184e
SP		 1527AC_ARG_ENABLE(ppl-version-check,
1528[ --disable-ppl-version-check disable check for PPL version],
1529ENABLE_PPL_CHECK=$enableval,
1530ENABLE_PPL_CHECK=yes)
1531
ad0abd3c 1532if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
d789184e
SP		 1533 saved_CFLAGS="$CFLAGS"
1534 CFLAGS="$CFLAGS $pplinc $gmpinc"
1535 AC_MSG_CHECKING([for version $ppl_major_version.$ppl_minor_version of PPL])
1536 AC_TRY_COMPILE([#include "ppl_c.h"],[
1537 #if PPL_VERSION_MAJOR != $ppl_major_version || PPL_VERSION_MINOR != $ppl_minor_version
1538 choke me
1539 #endif
ed3a56f3 1540 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
d789184e
SP		 1541 CFLAGS="$saved_CFLAGS"
1542fi
1543
f8bf9252
SP		 1544# Flags needed for PPL
1545AC_SUBST(ppllibs)
1546AC_SUBST(pplinc)
1547
1548
1549# Check for CLOOG
23d9794a 1550clooglibs=" -lcloog "
d789184e 1551clooginc=" -DCLOOG_PPL_BACKEND "
f8bf9252 1552
d789184e 1553AC_ARG_WITH(cloog, [ --with-cloog=PATH Specify prefix directory for the installed CLooG-PPL package
f8bf9252 1554 Equivalent to --with-cloog-include=PATH/include
f61428ed 1555 plus --with-cloog-lib=PATH/lib])
d789184e
SP		 1556AC_ARG_WITH(cloog_include, [ --with-cloog-include=PATH Specify directory for installed CLooG include files])
1557AC_ARG_WITH(cloog_lib, [ --with-cloog-lib=PATH Specify the directory for the installed CLooG library])
f8bf9252 1558
17e72e5d 1559if test "x$with_ppl" = "xno"; then
ad0abd3c
RG		 1560 with_cloog=no
1561fi
1562
53095c56
SP		 1563case $with_cloog in
1564 no)
1565 clooglibs=
1566 clooginc=
1567 ;;
f61428ed 1568 "" | yes)
ad0abd3c 1569 ;;
53095c56
SP		 1570 *)
1571 clooglibs="-L$with_cloog/lib -lcloog"
1572 clooginc="-I$with_cloog/include -DCLOOG_PPL_BACKEND "
53095c56
SP		 1573 ;;
1574esac
f8bf9252
SP		 1575if test "x$with_cloog_include" != x; then
1576 clooginc="-I$with_cloog_include -DCLOOG_PPL_BACKEND "
1577fi
1578if test "x$with_cloog_lib" != x; then
1579 clooglibs="-L$with_cloog_lib -lcloog"
f8bf9252
SP		 1580fi
1581if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
592c90ff 1582 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' -lcloog '
f8bf9252 1583 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
f61428ed 1584 enable_cloog_version_check=no
f8bf9252
SP		 1585fi
1586
d789184e
SP		 1587AC_ARG_ENABLE(cloog-version-check,
1588[ --disable-cloog-version-check disable check for CLooG version],
1589ENABLE_CLOOG_CHECK=$enableval,
1590ENABLE_CLOOG_CHECK=yes)
1591
ad0abd3c 1592if test "x$with_cloog" != "xno" -a "${ENABLE_CLOOG_CHECK}" = "yes"; then
d789184e
SP		 1593 saved_CFLAGS="$CFLAGS"
1594 CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
f264ed56 1595 AC_MSG_CHECKING([for version 0.15.5 (or later revision) of CLooG])
d789184e 1596 AC_TRY_COMPILE([#include "cloog/cloog.h"],[
f264ed56 1597 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 5
d789184e
SP		 1598 choke me
1599 #endif
1600 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
1601 CFLAGS="$saved_CFLAGS"
1602fi
f8bf9252
SP		 1603
1604# Flags needed for CLOOG
1605AC_SUBST(clooglibs)
1606AC_SUBST(clooginc)
1607
d7f09764
DN		 1608# Check for LTO support.
1609AC_ARG_ENABLE(lto,
1610[ --enable-lto enable link time optimization support],
1611enable_lto=$enableval,
1612enable_lto=yes; default_enable_lto=yes)
1613
7413962d
RG		 1614ACX_ELF_TARGET_IFELSE([],
1615if test x"$default_enable_lto" = x"yes" ; then
1616 enable_lto=no
1617else
1618 if test x"$enable_lto" = x"yes"; then
1619 AC_MSG_ERROR([LTO support requires an ELF target.])
1620 fi
1621fi
1622default_enable_lto=no)
1623
d7f09764
DN		 1624if test x"$enable_lto" = x"yes" ; then
1625 # Make sure that libelf.h and gelf.h are available.
1626 AC_ARG_WITH(libelf, [ --with-libelf=PATH Specify prefix directory for the installed libelf package
1627 Equivalent to --with-libelf-include=PATH/include
1628 plus --with-libelf-lib=PATH/lib])
1629
1630 AC_ARG_WITH(libelf_include, [ --with-libelf-include=PATH Specify directory for installed libelf include files])
1631
1632 AC_ARG_WITH(libelf_lib, [ --with-libelf-lib=PATH Specify the directory for the installed libelf library])
1633
ed3a56f3
RG		 1634 saved_CFLAGS="$CFLAGS"
1635 saved_CPPFLAGS="$CPPFLAGS"
1636 saved_LIBS="$LIBS"
1637
d7f09764
DN		 1638 case $with_libelf in
1639 "")
1640 libelflibs="-lelf"
1641 libelfinc="-I/usr/include/libelf"
1642 ;;
1643 *)
1644 libelflibs="-L$with_libelf/lib -lelf"
1645 libelfinc="-I$with_libelf/include -I$with_libelf/include/libelf"
1646 LIBS="$libelflibs $LIBS"
1647 ;;
1648 esac
1649
1650 if test "x$with_libelf_include" != x; then
1651 libelfinc="-I$with_libelf_include"
1652 fi
1653
1654 if test "x$with_libelf_lib" != x; then
1655 libelflibs="-L$with_libelf_lib -lelf"
1656 LIBS="$libelflibs $LIBS"
1657 fi
1658
1659 if test "x$with_libelf$with_libelf_include$with_libelf_lib" = x \
1660 && test -d ${srcdir}/libelf; then
f61428ed
AO		 1661 libelflibs='-L$$r/$(HOST_SUBDIR)/libelf/lib -lelf '
1662 libelfinc='-D__LIBELF_INTERNAL__ -I$$r/$(HOST_SUBDIR)/libelf/lib -I$$s/libelf/lib'
d7f09764 1663 LIBS="$libelflibs $LIBS"
f61428ed
AO		 1664
1665 else
d7f09764 1666
d7f09764
DN		 1667 CFLAGS="$CFLAGS $libelfinc"
1668 CPPFLAGS="$CPPFLAGS $libelfinc"
1669 LIBS="$LIBS $libelflibs"
1670
1671 AC_CHECK_HEADERS(libelf.h, [have_libelf_h=yes])
1672 AC_CHECK_HEADERS(gelf.h, [have_gelf_h=yes])
1673
1674 AC_CHECK_HEADERS(libelf/libelf.h, [have_libelf_libelf_h=yes])
1675 AC_CHECK_HEADERS(libelf/gelf.h, [have_libelf_gelf_h=yes])
1676
1677 # If we couldn't find libelf.h and the user forced it, emit an error.
1678 if test x"$have_libelf_h" != x"yes" \
1679 && test x"$have_libelf_libelf_h" != x"yes" ; then
1680 if test x"$default_enable_lto" != x"yes" ; then
1681 AC_MSG_ERROR([LTO support requires libelf.h or libelf/libelf.h.])
1682 else
1683 enable_lto=no
1684 libelflibs=
1685 libelfinc=
1686 fi
1687 fi
1688
1689 # If we couldn't find gelf.h and the user forced it, emit an error.
1690 if test x"$have_gelf_h" != x"yes" \
1691 && test x"$have_libelf_gelf_h" != x"yes" ; then
1692 if test x"$default_enable_lto" != x"yes" ; then
1693 AC_MSG_ERROR([LTO support requires gelf.h or libelf/gelf.h.])
1694 else
1695 enable_lto=no
1696 libelflibs=
1697 libelfinc=
1698 fi
1699 fi
1700
1701 # Check that the detected libelf has the functions we need. We cannot
1702 # rely on just detecting the headers since they do not include
1703 # versioning information. Add functions, if needed.
1704 if test x"$enable_lto" = x"yes" ; then
1705 AC_MSG_CHECKING([for the correct version of libelf])
1706 AC_TRY_LINK(
1707 [#include <libelf.h>],[
1708 elf_errmsg (0);
1709 elf_getscn (0, 0);
1710 elf_nextscn (0, 0);
1711 elf_strptr (0, 0, 0);
1712 elf_getident (0, 0);
1713 elf_getshdrstrndx (0, 0);
1714 elf_begin (0, 0, 0);
1715 elf_ndxscn (0);
1716 elf_end (0);
1717 ],
1718 [AC_MSG_RESULT([yes]);],
1719 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1720 )
1721
1722 # If we couldn't enable LTO and the user forced it, emit an error.
1723 if test x"$enable_lto" = x"no" \
1724 && test x"$default_enable_lto" != x"yes" ; then
1725 AC_MSG_ERROR([To enable LTO, GCC requires libelf v0.8.12+.
1726Try the --with-libelf, --with-libelf-include and --with-libelf-lib options
1727to specify its location.])
1728 fi
1729 fi
1730
1731 CFLAGS="$saved_CFLAGS"
1732 CPPFLAGS="$saved_CPPFLAGS"
1733 LIBS="$saved_LIBS"
1734
f61428ed
AO		 1735 fi
1736
d7f09764
DN		 1737 # Flags needed for libelf.
1738 AC_SUBST(libelflibs)
1739 AC_SUBST(libelfinc)
1740fi
1741
f8bf9252 1742
1e0f07d3 1743# By default, C is the only stage 1 language.
e1888513 1744stage1_languages=,c,
2805b53a 1745
00020c16 1746# Target libraries that we bootstrap.
fb0553d1 1747bootstrap_target_libs=,target-libgcc,target-libgomp,
00020c16 1748
e4c9c075
PB		 1749# Figure out what language subdirectories are present.
1750# Look if the user specified --enable-languages="..."; if not, use
1751# the environment variable $LANGUAGES if defined. $LANGUAGES might
1752# go away some day.
1753# NB: embedded tabs in this IF block -- do not untabify
1754if test -d ${srcdir}/gcc; then
1755 if test x"${enable_languages+set}" != xset; then
1756 if test x"${LANGUAGES+set}" = xset; then
1757 enable_languages="${LANGUAGES}"
1758 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1759 else
1760 enable_languages=all
1761 fi
1762 else
1763 if test x"${enable_languages}" = x ||
1764 test x"${enable_languages}" = xyes;
1765 then
1766 echo configure.in: --enable-languages needs at least one language argument 1>&2
1767 exit 1
1768 fi
1769 fi
1770 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1771
7f26dfa3
FXC		 1772 # 'f95' is the old name for the 'fortran' language. We issue a warning
1773 # and make the substitution.
1774 case ,${enable_languages}, in
1775 *,f95,*)
1776 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1777 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1778 ;;
1779 esac
1780
e4c9c075
PB		 1781 # First scan to see if an enabled language requires some other language.
1782 # We assume that a given config-lang.in will list all the language
1783 # front ends it requires, even if some are required indirectly.
1784 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1785 case ${lang_frag} in
1786 ..) ;;
1787 # The odd quoting in the next line works around
1788 # an apparent bug in bash 1.12 on linux.
1789 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1790 *)
1791 # From the config-lang.in, get $language, $lang_requires
1792 language=
1793 lang_requires=
1794 . ${lang_frag}
1795 for other in ${lang_requires} ; do
1796 case ,${enable_languages}, in
1797 *,$other,*) ;;
1798 *,all,*) ;;
1799 *,$language,*)
1800 echo " \`$other' language required by \`$language'; enabling" 1>&2
1801 enable_languages="${enable_languages},${other}"
1802 ;;
1803 esac
1804 done
1805 ;;
1806 esac
1807 done
1808
e1888513 1809 new_enable_languages=,c,
d7f09764
DN		 1810
1811 # If LTO is enabled, add the LTO front end.
1812 extra_host_libiberty_configure_flags=
1813 if test "$enable_lto" = "yes" ; then
e4c5bd48
RW		 1814 case ,${enable_languages}, in
1815 *,lto,*) ;;
1816 *) enable_languages="${enable_languages},lto" ;;
1817 esac
d7f09764
DN		 1818 if test "${ENABLE_GOLD}" = "yes" ; then
1819 configdirs="$configdirs lto-plugin"
1820 extra_host_libiberty_configure_flags=--enable-shared
1821 fi
1822 fi
1823 AC_SUBST(extra_host_libiberty_configure_flags)
1824
e4c9c075 1825 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
e1888513 1826 potential_languages=,c,
e4c9c075
PB		 1827
1828 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1829 case ${lang_frag} in
1830 ..) ;;
1831 # The odd quoting in the next line works around
1832 # an apparent bug in bash 1.12 on linux.
1833 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1834 *)
1835 # From the config-lang.in, get $language, $target_libs,
2805b53a 1836 # $lang_dirs, $boot_language, and $build_by_default
e4c9c075
PB		 1837 language=
1838 target_libs=
1839 lang_dirs=
1546bb64 1840 subdir_requires=
e1888513
PB		 1841 boot_language=no
1842 build_by_default=yes
e4c9c075 1843 . ${lang_frag}
e1888513
PB		 1844 if test x${language} = x; then
1845 echo "${lang_frag} doesn't set \$language." 1>&2
1846 exit 1
1847 fi
1848
f61428ed
AO		 1849 if test "$language" = "c++" \
1850 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
00020c16
ILT		 1851 boot_language=yes
1852 fi
1853
e1888513
PB		 1854 case ,${enable_languages}, in
1855 *,${language},*)
e4c9c075
PB		 1856 # Language was explicitly selected; include it.
1857 add_this_lang=yes
1858 ;;
e1888513
PB		 1859 *,all,*)
1860 # 'all' was selected, select it if it is a default language
1861 add_this_lang=${build_by_default}
e4c9c075
PB		 1862 ;;
1863 *)
1864 add_this_lang=no
1865 ;;
1866 esac
6de9cd9a 1867
1546bb64 1868 # Disable languages that need other directories if these aren't available.
95695ad3 1869 for i in $subdir_requires; do
b6348cb3 1870 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1546bb64
PB		 1871 case ,${enable_languages}, in
1872 *,${language},*)
1873 # Specifically requested language; tell them.
1874 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1875 ;;
1876 *)
1877 # Silently disable.
e1888513 1878 add_this_lang=unsupported
1546bb64
PB		 1879 ;;
1880 esac
1881 done
1882
e1888513
PB		 1883 # Disable Ada if no preexisting GNAT is available.
1884 case ,${enable_languages},:${language}:${have_gnat} in
1885 *,${language},*:ada:no)
1886 # Specifically requested language; tell them.
1887 AC_MSG_ERROR([GNAT is required to build $language])
1888 ;;
1889 *:ada:no)
1890 # Silently disable.
1891 add_this_lang=unsupported
1892 ;;
1893 esac
1894
4fab7234
HPN		 1895 # Disable a language that is unsupported by the target.
1896 case " $unsupported_languages " in
1897 *" $language "*)
e1888513 1898 add_this_lang=unsupported
4fab7234
HPN		 1899 ;;
1900 esac
1901
6de9cd9a 1902 case $add_this_lang in
e1888513 1903 unsupported)
e4c9c075 1904 # Remove language-dependent dirs.
2805b53a
NN		 1905 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1906 ;;
e1888513
PB		 1907 no)
1908 # Remove language-dependent dirs; still show language as supported.
1909 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1910 potential_languages="${potential_languages}${language},"
1911 ;;
1912 yes)
1913 new_enable_languages="${new_enable_languages}${language},"
1914 potential_languages="${potential_languages}${language},"
2805b53a 1915 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
ab9dcd0c
RW		 1916 case "${boot_language}:,$enable_stage1_languages," in
1917 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
340de83f 1918 # Add to (comma-separated) list of stage 1 languages.
ab9dcd0c
RW		 1919 case ",$stage1_languages," in
1920 *,$language,* | ,yes, | ,all,) ;;
1921 *) stage1_languages="${stage1_languages}${language}," ;;
1922 esac
00020c16
ILT		 1923 # We need to bootstrap any supporting libraries.
1924 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
2805b53a
NN		 1925 ;;
1926 esac
1927 ;;
e4c9c075
PB		 1928 esac
1929 ;;
1930 esac
1931 done
1932
e1888513 1933 AC_ARG_ENABLE(stage1-languages,
30b74385 1934[ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
e1888513
PB		 1935 stage1. Mostly useful for compiler development.],
1936 [case ,${enable_stage1_languages}, in
1937 ,no,|,,)
1938 # Set it to something that will have no effect in the loop below
1939 enable_stage1_languages=c ;;
1940 ,yes,)
1941 enable_stage1_languages=`echo $new_enable_languages | \
1942 sed -e "s/^,//" -e "s/,$//" ` ;;
1943 *,all,*)
1944 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1945 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
1946 esac
1947
1948 # Add "good" languages from enable_stage1_languages to stage1_languages,
1949 # while "bad" languages go in missing_languages. Leave no duplicates.
1950 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
1951 case $potential_languages in
1952 *,$i,*)
1953 case $stage1_languages in
1954 *,$i,*) ;;
1955 *) stage1_languages="$stage1_languages$i," ;;
1956 esac ;;
1957 *)
1958 case $missing_languages in
1959 *,$i,*) ;;
1960 *) missing_languages="$missing_languages$i," ;;
1961 esac ;;
1962 esac
1963 done])
1964
1965 # Remove leading/trailing commas that were added for simplicity
1966 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
79b4b7d2 1967 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
e1888513
PB		 1968 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
1969 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
1970
e4c9c075
PB		 1971 if test "x$missing_languages" != x; then
1972 AC_MSG_ERROR([
0cf085e4 1973The following requested languages could not be built: ${missing_languages}
e1888513 1974Supported languages are: ${potential_languages}])
e4c9c075 1975 fi
e4c9c075
PB		 1976 if test "x$new_enable_languages" != "x$enable_languages"; then
1977 echo The following languages will be built: ${new_enable_languages}
e1888513 1978 enable_languages="$new_enable_languages"
e4c9c075 1979 fi
e1888513
PB		 1980
1981 AC_SUBST(stage1_languages)
b2eaac4a 1982 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
e4c9c075
PB		 1983fi
1984
27079765
AH		 1985# Handle --disable-<component> generically.
1986for dir in $configdirs $build_configdirs $target_configdirs ; do
1987 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
ac9e6043
RW		 1988 varname=`echo $dirname | sed -e s/+/_/g`
1989 if eval test x\${enable_${varname}} "=" xno ; then
27079765
AH		 1990 noconfigdirs="$noconfigdirs $dir"
1991 fi
1992done
1993
7cd0cf9c
DA		 1994# Check for Boehm's garbage collector
1995AC_ARG_ENABLE(objc-gc,
30b74385
RW		 1996[ --enable-objc-gc enable use of Boehm's garbage collector with the
1997 GNU Objective-C runtime],
7cd0cf9c
DA		 1998[case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
1999 *,objc,*:*:yes:*target-boehm-gc*)
2000 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2001 ;;
2002esac])
2003
2004# Make sure we only build Boehm's garbage collector if required.
2a79fd67
DA		 2005case ,${enable_languages},:${enable_objc_gc} in
2006 *,objc,*:yes)
7cd0cf9c
DA		 2007 # Keep target-boehm-gc if requested for Objective-C.
2008 ;;
7cd0cf9c 2009 *)
2a79fd67
DA		 2010 # Otherwise remove target-boehm-gc depending on target-libjava.
2011 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2012 noconfigdirs="$noconfigdirs target-boehm-gc"
2013 fi
7cd0cf9c
DA		 2014 ;;
2015esac
2016
9d069a4f
PB		 2017# Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2018# $build_configdirs and $target_configdirs.
e4c9c075
PB		 2019# If we have the source for $noconfigdirs entries, add them to $notsupp.
2020
2021notsupp=""
2022for dir in . $skipdirs $noconfigdirs ; do
9d069a4f 2023 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
e4c9c075
PB		 2024 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2025 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2026 if test -r $srcdir/$dirname/configure ; then
2027 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2028 true
2029 else
2030 notsupp="$notsupp $dir"
2031 fi
2032 fi
2033 fi
9d069a4f
PB		 2034 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2035 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2036 if test -r $srcdir/$dirname/configure ; then
2037 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2038 true
2039 else
2040 notsupp="$notsupp $dir"
2041 fi
2042 fi
2043 fi
e4c9c075
PB		 2044 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2045 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2046 if test -r $srcdir/$dirname/configure ; then
2047 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2048 true
2049 else
2050 notsupp="$notsupp $dir"
2051 fi
2052 fi
2053 fi
2054done
2055
2056# Sometimes the tools are distributed with libiberty but with no other
2057# libraries. In that case, we don't want to build target-libiberty.
54fdc474 2058# Don't let libgcc imply libiberty either.
e4c9c075 2059if test -n "${target_configdirs}" ; then
54fdc474 2060 libgcc=
e4c9c075
PB		 2061 others=
2062 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
54fdc474
DJ		 2063 if test "$i" = "libgcc"; then
2064 libgcc=target-libgcc
2065 elif test "$i" != "libiberty" ; then
e4c9c075
PB		 2066 if test -r $srcdir/$i/configure ; then
2067 others=yes;
2068 break;
2069 fi
2070 fi
2071 done
2072 if test -z "${others}" ; then
54fdc474 2073 target_configdirs=$libgcc
e4c9c075
PB		 2074 fi
2075fi
2076
2077# Quietly strip out all directories which aren't configurable in this tree.
2078# This relies on all configurable subdirectories being autoconfiscated, which
2079# is now the case.
23f6b2f9
PB		 2080build_configdirs_all="$build_configdirs"
2081build_configdirs=
2082for i in ${build_configdirs_all} ; do
2083 j=`echo $i | sed -e s/build-//g`
2084 if test -f ${srcdir}/$j/configure ; then
2085 build_configdirs="${build_configdirs} $i"
2086 fi
2087done
2088
e4c9c075
PB		 2089configdirs_all="$configdirs"
2090configdirs=
2091for i in ${configdirs_all} ; do
2092 if test -f ${srcdir}/$i/configure ; then
2093 configdirs="${configdirs} $i"
2094 fi
2095done
23f6b2f9 2096
e4c9c075
PB		 2097target_configdirs_all="$target_configdirs"
2098target_configdirs=
2099for i in ${target_configdirs_all} ; do
2100 j=`echo $i | sed -e s/target-//g`
2101 if test -f ${srcdir}/$j/configure ; then
2102 target_configdirs="${target_configdirs} $i"
2103 fi
2104done
2105
2106# Produce a warning message for the subdirs we can't configure.
2107# This isn't especially interesting in the Cygnus tree, but in the individual
2108# FSF releases, it's important to let people know when their machine isn't
2109# supported by the one or two programs in a package.
2110
2111if test -n "${notsupp}" && test -z "${norecursion}" ; then
2112 # If $appdirs is non-empty, at least one of those directories must still
2113 # be configured, or we error out. (E.g., if the gas release supports a
2114 # specified target in some subdirs but not the gas subdir, we shouldn't
2115 # pretend that all is well.)
2116 if test -n "$appdirs" ; then
2117 for dir in $appdirs ; do
2118 if test -r $dir/Makefile.in ; then
2119 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2120 appdirs=""
2121 break
2122 fi
23f6b2f9 2123 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
e4c9c075
PB		 2124 appdirs=""
2125 break
2126 fi
2127 fi
2128 done
2129 if test -n "$appdirs" ; then
2130 echo "*** This configuration is not supported by this package." 1>&2
2131 exit 1
2132 fi
2133 fi
2134 # Okay, some application will build, or we don't care to check. Still
2135 # notify of subdirs not getting built.
2136 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2137 echo " ${notsupp}" 1>&2
2138 echo " (Any other directories should still work fine.)" 1>&2
2139fi
2140
2141case "$host" in
2142 *msdosdjgpp*)
2143 enable_gdbtk=no ;;
2144esac
2145
c3a86da9
DJ		 2146# To find our prefix, in gcc_cv_tool_prefix.
2147ACX_TOOL_DIRS
2148
e4c9c075
PB		 2149copy_dirs=
2150
526635cb 2151AC_ARG_WITH([build-sysroot],
30b74385 2152 [ --with-build-sysroot=SYSROOT
526635cb
MM		 2153 use sysroot as the system root during the build],
2154 [if test x"$withval" != x ; then
2155 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2156 fi],
2157 [SYSROOT_CFLAGS_FOR_TARGET=])
2158AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2159
c8aea42c
PB		 2160AC_ARG_WITH([debug-prefix-map],
2161 [ --with-debug-prefix-map='A=B C=D ...'
2162 map A to B, C to D ... in debug information],
2163 [if test x"$withval" != x; then
2164 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2165 for debug_map in $withval; do
2166 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2167 done
2168 fi],
2169 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2170AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2171
1c8bd6a3
PB		 2172# During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2173# might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2174# might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2175# We want to ensure that TARGET libraries (which we know are built with
2176# gcc) are built with "-O2 -g", so include those options when setting
2177# CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2178if test "x$CFLAGS_FOR_TARGET" = x; then
2179 CFLAGS_FOR_TARGET=$CFLAGS
2180 case " $CFLAGS " in
2181 *" -O2 "*) ;;
2182 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2183 esac
2184 case " $CFLAGS " in
2185 *" -g "* | *" -g3 "*) ;;
2186 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2187 esac
2188fi
2189AC_SUBST(CFLAGS_FOR_TARGET)
2190
2191if test "x$CXXFLAGS_FOR_TARGET" = x; then
2192 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2193 case " $CXXFLAGS " in
2194 *" -O2 "*) ;;
2195 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2196 esac
2197 case " $CXXFLAGS " in
2198 *" -g "* | *" -g3 "*) ;;
2199 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2200 esac
2201fi
2202AC_SUBST(CXXFLAGS_FOR_TARGET)
2203
e4c9c075
PB		 2204# Handle --with-headers=XXX. If the value is not "yes", the contents of
2205# the named directory are copied to $(tooldir)/sys-include.
2206if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2207 if test x${is_cross_compiler} = xno ; then
2208 echo 1>&2 '***' --with-headers is only supported when cross compiling
2209 exit 1
2210 fi
2211 if test x"${with_headers}" != xyes ; then
c3a86da9 2212 x=${gcc_cv_tool_prefix}
1c710c3c 2213 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
e4c9c075
PB		 2214 fi
2215fi
2216
2217# Handle --with-libs=XXX. If the value is not "yes", the contents of
2218# the name directories are copied to $(tooldir)/lib. Multiple directories
2219# are permitted.
2220if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2221 if test x${is_cross_compiler} = xno ; then
2222 echo 1>&2 '***' --with-libs is only supported when cross compiling
2223 exit 1
2224 fi
2225 if test x"${with_libs}" != xyes ; then
2226 # Copy the libraries in reverse order, so that files in the first named
2227 # library override files in subsequent libraries.
c3a86da9 2228 x=${gcc_cv_tool_prefix}
e4c9c075 2229 for l in ${with_libs}; do
1c710c3c 2230 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
e4c9c075
PB		 2231 done
2232 fi
2233fi
2234
d7f09764 2235# Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
e8b05380
PB		 2236#
2237# This is done by determining whether or not the appropriate directory
2238# is available, and by checking whether or not specific configurations
2239# have requested that this magic not happen.
2240#
2241# The command line options always override the explicit settings in
2242# configure.in, and the settings in configure.in override this magic.
2243#
2244# If the default for a toolchain is to use GNU as and ld, and you don't
2245# want to do that, then you should use the --without-gnu-as and
d7f09764
DN		 2246# --without-gnu-ld options for the configure script. Similarly, if
2247# the default is to use the included zlib and you don't want to do that,
2248# you should use the --with-system-zlib option for the configure script.
e8b05380
PB		 2249
2250if test x${use_gnu_as} = x &&
2251 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2252 with_gnu_as=yes
2253 extra_host_args="$extra_host_args --with-gnu-as"
2254fi
2255
2256if test x${use_gnu_ld} = x &&
5afab7ad 2257 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
e8b05380
PB		 2258 with_gnu_ld=yes
2259 extra_host_args="$extra_host_args --with-gnu-ld"
2260fi
2261
d7f09764
DN		 2262if test x${use_included_zlib} = x &&
2263 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2264 :
2265else
2266 with_system_zlib=yes
2267 extra_host_args="$extra_host_args --with-system-zlib"
2268fi
2269
e8b05380
PB		 2270# If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2271# can detect this case.
2272
2273if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2274 with_newlib=yes
2275 extra_host_args="$extra_host_args --with-newlib"
2276fi
2277
e4c9c075
PB		 2278# Handle ${copy_dirs}
2279set fnord ${copy_dirs}
2280shift
2281while test $# != 0 ; do
2282 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2283 :
2284 else
2285 echo Copying $1 to $2
2286
2287 # Use the install script to create the directory and all required
2288 # parent directories.
2289 if test -d $2 ; then
2290 :
2291 else
2292 echo >config.temp
2293 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2294 fi
2295
2296 # Copy the directory, assuming we have tar.
2297 # FIXME: Should we use B in the second tar? Not all systems support it.
2298 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2299
2300 # It is the responsibility of the user to correctly adjust all
2301 # symlinks. If somebody can figure out how to handle them correctly
2302 # here, feel free to add the code.
2303
2304 echo $1 > $2/COPIED
2305 fi
2306 shift; shift
2307done
2308
e8b05380
PB		 2309# Determine a target-dependent exec_prefix that the installed
2310# gcc will search in. Keep this list sorted by triplet, with
2311# the *-*-osname triplets last.
2312md_exec_prefix=
2313case "${target}" in
2314 alpha*-*-*vms*)
2315 md_exec_prefix=/gnu/lib/gcc-lib
2316 ;;
30b74385 2317 i[[34567]]86-pc-msdosdjgpp*)
e8b05380
PB		 2318 md_exec_prefix=/dev/env/DJDIR/bin
2319 ;;
30b74385 2320 i[[34567]]86-*-sco3.2v5*)
e8b05380
PB		 2321 if test $with_gnu_as = yes; then
2322 md_exec_prefix=/usr/gnu/bin
2323 else
2324 md_exec_prefix=/usr/ccs/bin/elf
2325 fi
2326 ;;
2327
2328 mn10300-*-* | \
2329 powerpc-*-chorusos* | \
2330 powerpc*-*-eabi* | \
2331 powerpc*-*-sysv* | \
2332 powerpc*-*-kaos* | \
2333 s390x-ibm-tpf*)
2334 md_exec_prefix=/usr/ccs/bin
2335 ;;
2336 sparc64-*-elf*)
2337 ;;
2338 v850*-*-*)
2339 md_exec_prefix=/usr/ccs/bin
2340 ;;
aa12a573 2341 xtensa*-*-elf*)
e8b05380
PB		 2342 ;;
2343
2344 *-*-beos* | \
2345 *-*-elf* | \
2346 *-*-hpux* | \
2347 *-*-netware* | \
2348 *-*-nto-qnx* | \
2349 *-*-rtems* | \
2350 *-*-solaris2* | \
30b74385 2351 *-*-sysv[[45]]* | \
e8b05380
PB		 2352 *-*-vxworks* | \
2353 *-wrs-windiss)
2354 md_exec_prefix=/usr/ccs/bin
2355 ;;
2356esac
2357
4977bab6
ZW		 2358extra_arflags_for_target=
2359extra_nmflags_for_target=
2a726918 2360extra_ranlibflags_for_target=
671aa708 2361target_makefile_frag=/dev/null
55380b08 2362case "${target}" in
3e19841a
PB		 2363 mep*-*-*)
2364 target_makefile_frag="config/mt-mep"
2365 ;;
58e24147
AM		 2366 spu-*-*)
2367 target_makefile_frag="config/mt-spu"
2368 ;;
4bf6c438
RS		 2369 mips*-sde-elf*)
2370 target_makefile_frag="config/mt-sde"
2371 ;;
1ec3b87b
RS		 2372 mipsisa*-*-elfoabi*)
2373 target_makefile_frag="config/mt-mips-elfoabi"
2374 ;;
08d0963a
RS		 2375 mips*-*-*linux* | mips*-*-gnu*)
2376 target_makefile_frag="config/mt-mips-gnu"
2377 ;;
61fec9ff 2378 *-*-netware*)
c3b7d169 2379 target_makefile_frag="config/mt-netware"
55380b08 2380 ;;
416ac4d4 2381 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
98a5bb3b 2382 target_makefile_frag="config/mt-gnu"
55380b08 2383 ;;
671aa708 2384 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
4977bab6
ZW		 2385 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2386 # commands to handle both 32-bit and 64-bit objects. These flags are
2387 # harmless if we're using GNU nm or ar.
2388 extra_arflags_for_target=" -X32_64"
2389 extra_nmflags_for_target=" -B -X32_64"
55380b08 2390 ;;
2a726918
GK		 2391 *-*-darwin*)
2392 # ranlib from Darwin requires the -c flag to look at common symbols.
2393 extra_ranlibflags_for_target=" -c"
2394 ;;
55380b08 2395 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
c3b7d169
NN		 2396 target_makefile_frag="config/mt-wince"
2397 ;;
2398esac
2399
671aa708 2400alphaieee_frag=/dev/null
c3b7d169
NN		 2401case $target in
2402 alpha*-*-*)
2403 # This just makes sure to use the -mieee option to build target libs.
2404 # This should probably be set individually by each library.
2405 alphaieee_frag="config/mt-alphaieee"
55380b08
NN		 2406 ;;
2407esac
701afd4d 2408
55380b08
NN		 2409# If --enable-target-optspace always use -Os instead of -O2 to build
2410# the target libraries, similarly if it is not specified, use -Os
2411# on selected platforms.
671aa708 2412ospace_frag=/dev/null
55380b08
NN		 2413case "${enable_target_optspace}:${target}" in
2414 yes:*)
c3b7d169 2415 ospace_frag="config/mt-ospace"
55380b08
NN		 2416 ;;
2417 :d30v-*)
c3b7d169 2418 ospace_frag="config/mt-d30v"
55380b08
NN		 2419 ;;
2420 :m32r-* | :d10v-* | :fr30-*)
c3b7d169 2421 ospace_frag="config/mt-ospace"
55380b08
NN		 2422 ;;
2423 no:* | :*)
2424 ;;
2425 *)
2426 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2427 ;;
2428esac
6599da04 2429
55380b08
NN		 2430# Default to using --with-stabs for certain targets.
2431if test x${with_stabs} = x ; then
2432 case "${target}" in
89a95129 2433 mips*-*-irix[[56]]*)
55380b08
NN		 2434 ;;
2435 mips*-*-* | alpha*-*-osf*)
2436 with_stabs=yes;
4977bab6 2437 extra_host_args="${extra_host_args} --with-stabs"
55380b08
NN		 2438 ;;
2439 esac
2440fi
2441
2442# hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2443# them automatically.
2444case "${host}" in
2445 hppa*64*-*-hpux11*)
4977bab6 2446 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
55380b08 2447 ;;
6cdef75d
NN		 2448esac
2449
671aa708
NN		 2450# Some systems (e.g., one of the i386-aix systems the gas testers are
2451# using) don't handle "\$" correctly, so don't use it here.
1c710c3c 2452tooldir='${exec_prefix}'/${target_noncanonical}
671aa708
NN		 2453build_tooldir=${tooldir}
2454
671aa708
NN		 2455# Create a .gdbinit file which runs the one in srcdir
2456# and tells GDB to look there for source files.
2457
2458if test -r ${srcdir}/.gdbinit ; then
2459 case ${srcdir} in
2460 .) ;;
2461 *) cat > ./.gdbinit <<EOF
2462# ${NO_EDIT}
2463dir ${srcdir}
2464dir .
2465source ${srcdir}/.gdbinit
2466EOF
2467 ;;
2468 esac
2469fi
2470
6599da04
JM		 2471# Make sure that the compiler is able to generate an executable. If it
2472# can't, we are probably in trouble. We don't care whether we can run the
2473# executable--we might be using a cross compiler--we only care whether it
2474# can be created. At this point the main configure script has set CC.
aeaa0f2f 2475we_are_ok=no
6599da04
JM		 2476echo "int main () { return 0; }" > conftest.c
2477${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
aeaa0f2f
NN		 2478if test $? = 0 ; then
2479 if test -s conftest || test -s conftest.exe ; then
2480 we_are_ok=yes
2481 fi
2482fi
2483case $we_are_ok in
2484 no)
2485 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2486 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2487 rm -f conftest*
2488 exit 1
2489 ;;
2490esac
6599da04
JM		 2491rm -f conftest*
2492
2493# The Solaris /usr/ucb/cc compiler does not appear to work.
2494case "${host}" in
2495 sparc-sun-solaris2*)
2496 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
671aa708 2497 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
6599da04 2498 could_use=
aeaa0f2f
NN		 2499 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2500 if test -d /opt/cygnus/bin ; then
2501 if test "$could_use" = "" ; then
6599da04
JM		 2502 could_use="/opt/cygnus/bin"
2503 else
2504 could_use="$could_use or /opt/cygnus/bin"
2505 fi
2506 fi
aeaa0f2f 2507 if test "$could_use" = "" ; then
6599da04
JM		 2508 echo "Warning: compilation may fail because you're using"
2509 echo "/usr/ucb/cc. You should change your PATH or CC "
2510 echo "variable and rerun configure."
2511 else
2512 echo "Warning: compilation may fail because you're using"
2513 echo "/usr/ucb/cc, when you should use the C compiler from"
2514 echo "$could_use. You should change your"
2515 echo "PATH or CC variable and rerun configure."
2516 fi
2517 fi
2518 ;;
2519esac
2520
d89f0ad6 2521# Decide which environment variable is used to find dynamic libraries.
fe3d5b7f
NN		 2522case "${host}" in
2523 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
256f7136 2524 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
d89f0ad6 2525 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
fe3d5b7f
NN		 2526 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2527esac
fe3d5b7f 2528
d89f0ad6
AL		 2529# On systems where the dynamic library environment variable is PATH,
2530# gcc/ will put dynamic libraries into a subdirectory to avoid adding
2531# built executables to PATH.
2532if test "$RPATH_ENVVAR" = PATH; then
2533 GCC_SHLIB_SUBDIR=/shlib
2534else
2535 GCC_SHLIB_SUBDIR=
2536fi
2537
4977bab6
ZW		 2538# Record target_configdirs and the configure arguments for target and
2539# build configuration in Makefile.
2540target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
23f6b2f9 2541build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
4977bab6 2542
4977bab6
ZW		 2543# Determine whether gdb needs tk/tcl or not.
2544# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2545# and in that case we want gdb to be built without tk. Ugh!
2546# In fact I believe gdb is the *only* package directly dependent on tk,
2547# so we should be able to put the 'maybe's in unconditionally and
2548# leave out the maybe dependencies when enable_gdbtk is false. I'm not
2549# 100% sure that that's safe though.
e914a571 2550
b4f96efe 2551gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
4977bab6
ZW		 2552case "$enable_gdbtk" in
2553 no)
2554 GDB_TK="" ;;
e914a571
AC		 2555 yes)
2556 GDB_TK="${gdb_tk}" ;;
4977bab6 2557 *)
e914a571
AC		 2558 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2559 # distro. Eventually someone will fix this and move Insight, nee
2560 # gdbtk to a separate directory.
2561 if test -d ${srcdir}/gdb/gdbtk ; then
2562 GDB_TK="${gdb_tk}"
2563 else
2564 GDB_TK=""
2565 fi
2566 ;;
4977bab6 2567esac
ef9db8d5
DJ		 2568CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2569INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
4977bab6 2570
60975492 2571# Strip out unwanted targets.
8b87bb96
NN		 2572
2573# While at that, we remove Makefiles if we were started for recursive
2574# configuration, so that the top-level Makefile reconfigures them,
2575# like we used to do when configure itself was recursive.
8b87bb96 2576
3e54529c
RW		 2577# Loop over modules. We used to use the "$extrasub" feature from Autoconf
2578# but now we're fixing up the Makefile ourselves with the additional
2579# commands passed to AC_CONFIG_FILES. Use separate variables
2580# extrasub-{build,host,target} not because there is any reason to split
2581# the substitutions up that way, but only to remain below the limit of
2582# 99 commands in a script, for HP-UX sed.
2583# Do not nest @if/@endif pairs, because configure will not warn you at all.
8b87bb96 2584
5607edfd 2585AC_ARG_ENABLE([bootstrap],
30b74385 2586[ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
ce521a9c 2587enable_bootstrap=default)
5607edfd 2588
ce521a9c
PB		 2589# Issue errors and warnings for invalid/strange bootstrap combinations.
2590case "$configdirs" in
2591 *gcc*) have_compiler=yes ;;
2592 *) have_compiler=no ;;
2593esac
2594
2595case "$have_compiler:$host:$target:$enable_bootstrap" in
2596 *:*:*:no) ;;
2597
1ca26cd2 2598 # Default behavior. Enable bootstrap if we have a compiler
ce521a9c
PB		 2599 # and we are in a native configuration.
2600 yes:$build:$build:default)
1ca26cd2 2601 enable_bootstrap=yes ;;
ce521a9c
PB		 2602
2603 *:*:*:default)
2604 enable_bootstrap=no ;;
2605
2606 # We have a compiler and we are in a native configuration, bootstrap is ok
2d309510 2607 yes:$build:$build:yes)
ce521a9c
PB		 2608 ;;
2609
2610 # Other configurations, but we have a compiler. Assume the user knows
2611 # what he's doing.
2d309510 2612 yes:*:*:yes)
ce521a9c
PB		 2613 AC_MSG_WARN([trying to bootstrap a cross compiler])
2614 ;;
2615
2616 # No compiler: if they passed --enable-bootstrap explicitly, fail
2d309510 2617 no:*:*:yes)
ce521a9c
PB		 2618 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2619
2620 # Fail if wrong command line
2621 *)
2622 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2623 ;;
2624esac
2625
ca6d0d62
RW		 2626case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2627 *,c++,*:yes:yes) ;;
2628 *:yes:yes)
2629 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2630 ;;
2631esac
2632
79cd2b23
RW		 2633case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2634 yes:yes:*\ gold\ *:*,c++,*) ;;
2635 yes:yes:*\ gold\ *:*)
2636 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2637 ;;
2638esac
2639
ce521a9c 2640# Adjust the toplevel makefile according to whether bootstrap was selected.
e12c4094 2641case $enable_bootstrap in
5607edfd 2642 yes)
e12c4094
AO		 2643 bootstrap_suffix=bootstrap
2644 BUILD_CONFIG=bootstrap-debug
2645 ;;
5607edfd 2646 no)
e12c4094
AO		 2647 bootstrap_suffix=no-bootstrap
2648 BUILD_CONFIG=
2649 ;;
5607edfd 2650esac
5607edfd 2651
e12c4094 2652AC_MSG_CHECKING(for default BUILD_CONFIG)
5646b7b9
AO		 2653
2654AC_ARG_WITH([build-config],
2655 [--with-build-config='NAME NAME2...'
2656 Use config/NAME.mk build configuration],
2657 [case $with_build_config in
2658 yes) with_build_config= ;;
2659 no) with_build_config= BUILD_CONFIG= ;;
2660 esac])
2661
e12c4094
AO		 2662if test "x${with_build_config}" != x; then
2663 BUILD_CONFIG=$with_build_config
2664else
2665 case $BUILD_CONFIG in
2666 bootstrap-debug)
2667 if echo "int f (void) { return 0; }" > conftest.c &&
2668 ${CC} -c conftest.c &&
2669 mv conftest.o conftest.o.g0 &&
2670 ${CC} -c -g conftest.c &&
2671 mv conftest.o conftest.o.g &&
2672 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g; then
2673 :
2674 else
2675 BUILD_CONFIG=
2676 fi
2677 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2678 ;;
2679 esac
2680fi
2681AC_MSG_RESULT($BUILD_CONFIG)
2682AC_SUBST(BUILD_CONFIG)
2683
3e54529c 2684extrasub_build=
23f6b2f9 2685for module in ${build_configdirs} ; do
8b87bb96
NN		 2686 if test -z "${no_recursion}" \
2687 && test -f ${build_subdir}/${module}/Makefile; then
2688 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2689 rm -f ${build_subdir}/${module}/Makefile
2690 fi
3e54529c 2691 extrasub_build="$extrasub_build
60975492 2692/^@if build-$module\$/d
5607edfd
PB		 2693/^@endif build-$module\$/d
2694/^@if build-$module-$bootstrap_suffix\$/d
2695/^@endif build-$module-$bootstrap_suffix\$/d"
8b87bb96 2696done
3e54529c 2697extrasub_host=
8b87bb96 2698for module in ${configdirs} ; do
a6fbc1e2 2699 if test -z "${no_recursion}"; then
f063a9ed 2700 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
a6fbc1e2
AS		 2701 if test -f ${file}; then
2702 echo 1>&2 "*** removing ${file} to force reconfigure"
2703 rm -f ${file}
2704 fi
2705 done
8b87bb96 2706 fi
3e54529c 2707 extrasub_host="$extrasub_host
60975492 2708/^@if $module\$/d
5607edfd
PB		 2709/^@endif $module\$/d
2710/^@if $module-$bootstrap_suffix\$/d
2711/^@endif $module-$bootstrap_suffix\$/d"
8b87bb96 2712done
3e54529c 2713extrasub_target=
8b87bb96
NN		 2714for module in ${target_configdirs} ; do
2715 if test -z "${no_recursion}" \
2716 && test -f ${target_subdir}/${module}/Makefile; then
2717 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2718 rm -f ${target_subdir}/${module}/Makefile
2719 fi
00020c16
ILT		 2720
2721 # We only bootstrap target libraries listed in bootstrap_target_libs.
2722 case $bootstrap_target_libs in
2723 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2724 *) target_bootstrap_suffix=no-bootstrap ;;
2725 esac
2726
3e54529c 2727 extrasub_target="$extrasub_target
60975492 2728/^@if target-$module\$/d
5607edfd 2729/^@endif target-$module\$/d
00020c16
ILT		 2730/^@if target-$module-$target_bootstrap_suffix\$/d
2731/^@endif target-$module-$target_bootstrap_suffix\$/d"
4977bab6 2732done
f516a7da 2733
3e54529c
RW		 2734# Do the final fixup along with target modules.
2735extrasub_target="$extrasub_target
60975492 2736/^@if /,/^@endif /d"
4977bab6
ZW		 2737
2738# Create the serialization dependencies. This uses a temporary file.
2739
ade82b16 2740AC_ARG_ENABLE([serial-configure],
30b74385
RW		 2741[ --enable-serial-@<:@{host,target,build}-@:>@configure
2742 force sequential configuration of
ade82b16 2743 sub-packages for the host, target or build
30b74385 2744 machine, or all sub-packages])
bf1d3e81
NN		 2745
2746case ${enable_serial_configure} in
2747 yes)
2748 enable_serial_build_configure=yes
2749 enable_serial_host_configure=yes
2750 enable_serial_target_configure=yes
2751 ;;
2752esac
ade82b16 2753
4977bab6
ZW		 2754# These force 'configure's to be done one at a time, to avoid problems
2755# with contention over a shared config.cache.
2756rm -f serdep.tmp
ade82b16 2757echo '# serdep.tmp' > serdep.tmp
4977bab6 2758olditem=
bf1d3e81 2759test "x${enable_serial_build_configure}" = xyes &&
4977bab6
ZW		 2760for item in ${build_configdirs} ; do
2761 case ${olditem} in
2762 "") ;;
ade82b16 2763 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
4977bab6
ZW		 2764 esac
2765 olditem=${item}
2766done
2767olditem=
bf1d3e81 2768test "x${enable_serial_host_configure}" = xyes &&
4977bab6
ZW		 2769for item in ${configdirs} ; do
2770 case ${olditem} in
2771 "") ;;
ade82b16 2772 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
4977bab6
ZW		 2773 esac
2774 olditem=${item}
2775done
2776olditem=
bf1d3e81 2777test "x${enable_serial_target_configure}" = xyes &&
4977bab6
ZW		 2778for item in ${target_configdirs} ; do
2779 case ${olditem} in
2780 "") ;;
ade82b16 2781 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
4977bab6
ZW		 2782 esac
2783 olditem=${item}
2784done
671aa708
NN		 2785serialization_dependencies=serdep.tmp
2786AC_SUBST_FILE(serialization_dependencies)
fe3d5b7f 2787
ade82b16 2788# Base args. Strip norecursion, cache-file, srcdir, host, build,
1c710c3c 2789# target, nonopt, and variable assignments. These are the ones we
f1a036e4
NC		 2790# might not want to pass down to subconfigures. The exception being
2791# --cache-file=/dev/null, which is used to turn off the use of cache
2792# files altogether, and which should be passed on to subconfigures.
2793# Also strip program-prefix, program-suffix, and program-transform-name,
2794# so that we can pass down a consistent program-transform-name.
1c710c3c
DJ		 2795baseargs=
2796keep_next=no
2797skip_next=no
2798eval "set -- $ac_configure_args"
44bfc3ac
DJ		 2799for ac_arg
2800do
1c710c3c
DJ		 2801 if test X"$skip_next" = X"yes"; then
2802 skip_next=no
2803 continue
2804 fi
2805 if test X"$keep_next" = X"yes"; then
2806 case $ac_arg in
2807 *\'*)
2808 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2809 esac
2810 baseargs="$baseargs '$ac_arg'"
2811 keep_next=no
2812 continue
2813 fi
2814
2815 # Handle separated arguments. Based on the logic generated by
2816 # autoconf 2.59.
2817 case $ac_arg in
2818 *=* | --config-cache | -C | -disable-* | --disable-* \
2819 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2820 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2821 | -with-* | --with-* | -without-* | --without-* | --x)
2822 separate_arg=no
2823 ;;
2824 -*)
2825 separate_arg=yes
2826 ;;
2827 *)
2828 separate_arg=no
2829 ;;
2830 esac
2831
2832 case "$ac_arg" in
f1a036e4
NC		 2833 --cache-file=/dev/null | \
2834 -cache-file=/dev/null )
2835 # Handled here to avoid the test to skip args below.
2836 baseargs="$baseargs '$ac_arg'"
2837 # Assert: $separate_arg should always be no.
2838 keep_next=$separate_arg
2839 ;;
1c710c3c
DJ		 2840 --no*)
2841 continue
2842 ;;
2843 --c* | \
2844 --sr* | \
2845 --ho* | \
2846 --bu* | \
2847 --t* | \
2848 --program-* | \
2849 -cache_file* | \
2850 -srcdir* | \
2851 -host* | \
2852 -build* | \
2853 -target* | \
2854 -program-prefix* | \
2855 -program-suffix* | \
2856 -program-transform-name* )
2857 skip_next=$separate_arg
2858 continue
2859 ;;
2860 -*)
2861 # An option. Add it.
2862 case $ac_arg in
2863 *\'*)
2864 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2865 esac
2866 baseargs="$baseargs '$ac_arg'"
2867 keep_next=$separate_arg
2868 ;;
2869 *)
2870 # Either a variable assignment, or a nonopt (triplet). Don't
2871 # pass it down; let the Makefile handle this.
2872 continue
2873 ;;
2874 esac
2875done
2876# Remove the initial space we just introduced and, as these will be
2877# expanded by make, quote '$'.
2878baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
6599da04 2879
43bb47c2
DJ		 2880# Add in --program-transform-name, after --program-prefix and
2881# --program-suffix have been applied to it. Autoconf has already
2882# doubled dollar signs and backslashes in program_transform_name; we want
2883# the backslashes un-doubled, and then the entire thing wrapped in single
2884# quotes, because this will be expanded first by make and then by the shell.
2885# Also, because we want to override the logic in subdir configure scripts to
2886# choose program_transform_name, replace any s,x,x, with s,y,y,.
2887sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2888${program_transform_name}
2889EOF_SED
2890gcc_transform_name=`cat conftestsed.out`
2891rm -f conftestsed.out
2892baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
d9acb717
RW		 2893if test "$silent" = yes; then
2894 baseargs="$baseargs --silent"
2895fi
0115d4a3 2896baseargs="$baseargs --disable-option-checking"
43bb47c2 2897
e490616e
ZW		 2898# For the build-side libraries, we just need to pretend we're native,
2899# and not use the same cache file. Multilibs are neither needed nor
2900# desired.
e69bf64b 2901build_configargs="--cache-file=../config.cache ${baseargs}"
e254d6b5 2902
4977bab6
ZW		 2903# For host modules, accept cache file option, or specification as blank.
2904case "${cache_file}" in
2905"") # empty
2906 cache_file_option="" ;;
671aa708 2907/* | [[A-Za-z]]:[[\\/]]* ) # absolute path
4977bab6
ZW		 2908 cache_file_option="--cache-file=${cache_file}" ;;
2909*) # relative path
2910 cache_file_option="--cache-file=../${cache_file}" ;;
2911esac
2912
09438bde
NN		 2913# Host dirs don't like to share a cache file either, horribly enough.
2914# This seems to be due to autoconf 2.5x stupidity.
e69bf64b 2915host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
4977bab6 2916
3fedb745 2917target_configargs=${baseargs}
e490616e 2918
6599da04
JM		 2919# Passing a --with-cross-host argument lets the target libraries know
2920# whether they are being built with a cross-compiler or being built
2921# native. However, it would be better to use other mechanisms to make the
2922# sorts of decisions they want to make on this basis. Please consider
2923# this option to be deprecated. FIXME.
aeaa0f2f 2924if test x${is_cross_compiler} = xyes ; then
1c710c3c 2925 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
6599da04
JM		 2926fi
2927
2928# Default to --enable-multilib.
aeaa0f2f 2929if test x${enable_multilib} = x ; then
3fedb745 2930 target_configargs="--enable-multilib ${target_configargs}"
6599da04
JM		 2931fi
2932
5d4a5ee6
JL		 2933# Pass --with-newlib if appropriate. Note that target_configdirs has
2934# changed from the earlier setting of with_newlib.
aeaa0f2f 2935if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
3fedb745 2936 target_configargs="--with-newlib ${target_configargs}"
5d4a5ee6
JL		 2937fi
2938
6b9eb62c
NN		 2939# Different target subdirs use different values of certain variables
2940# (notably CXX). Worse, multilibs use *lots* of different values.
2941# Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2942# it doesn't automatically accept command-line overrides of them.
2943# This means it's not safe for target subdirs to share a cache file,
2944# which is disgusting, but there you have it. Hopefully this can be
2945# fixed in future. It's still worthwhile to use a cache file for each
2946# directory. I think.
2947
bebcd931
MS		 2948# Pass the appropriate --build, --host, --target and --cache-file arguments.
2949# We need to pass --target, as newer autoconf's requires consistency
2950# for target_alias and gcc doesn't manage it consistently.
e69bf64b 2951target_configargs="--cache-file=./config.cache ${target_configargs}"
e490616e 2952
b87487b6 2953FLAGS_FOR_TARGET=
bb654703 2954case " $target_configdirs " in
7965440a 2955 *" newlib "*)
3fedb745 2956 case " $target_configargs " in
7965440a 2957 *" --with-newlib "*)
b87487b6 2958 case "$target" in
5d571eaa
OS		 2959 *-cygwin*)
2960 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 $$s/winsup/w32api/include'
2961 ;;
b87487b6
AO		 2962 esac
2963
afd7db25 2964 # If we're not building GCC, don't discard standard headers.
ef40bc65 2965 if test -d ${srcdir}/gcc; then
d4eb109c 2966 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
afd7db25
AO		 2967
2968 if test "${build}" != "${host}"; then
2969 # On Canadian crosses, CC_FOR_TARGET will have already been set
2970 # by `configure', so we won't have an opportunity to add -Bgcc/
2971 # to it. This is right: we don't want to search that directory
2972 # for binaries, but we want the header files in there, so add
2973 # them explicitly.
215c351a 2974 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
afd7db25
AO		 2975
2976 # Someone might think of using the pre-installed headers on
2977 # Canadian crosses, in case the installed compiler is not fully
2978 # compatible with the compiler being built. In this case, it
2979 # would be better to flag an error than risking having
2980 # incompatible object files being constructed. We can't
2981 # guarantee that an error will be flagged, but let's hope the
2982 # compiler will do it, when presented with incompatible header
2983 # files.
2984 fi
d4eb109c
AO		 2985 fi
2986
ab50d72b 2987 case "${target}-${is_cross_compiler}" in
f2a0e225 2988 i[[3456789]]86-*-linux*-no)
ab50d72b
DD		 2989 # Here host == target, so we don't need to build gcc,
2990 # so we don't want to discard standard headers.
2991 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
ab50d72b
DD		 2992 ;;
2993 *)
2994 # If we're building newlib, use its generic headers last, but search
2995 # for any libc-related directories first (so make it the last -B
2996 # switch).
2997 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
c03353e2
RIL		 2998
2999 # If we're building libgloss, find the startup file, simulator library
3000 # and linker script.
3001 case " $target_configdirs " in
3002 *" libgloss "*)
3003 # Look for startup file, simulator library and maybe linker script.
3004 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3005 # Look for libnosys.a in case the target needs it.
3006 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3007 # Most targets have the linker script in the source directory.
3008 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3009 ;;
3010 esac
ab50d72b
DD		 3011 ;;
3012 esac
b87487b6 3013 ;;
7965440a
AO		 3014 esac
3015 ;;
b87487b6 3016esac
5d571eaa 3017
b91f0a41 3018case "$target" in
5d571eaa
OS		 3019 x86_64-*mingw* | *-w64-mingw*)
3020 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3021 # however, use a symlink named 'mingw' in ${prefix} .
3022 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3023 ;;
3024 *-mingw*)
3025 # MinGW can't be handled as Cygwin above since it does not use newlib.
3026 FLAGS_FOR_TARGET=$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'
3027 ;;
b91f0a41 3028esac
d4eb109c 3029
6691a79e
ME		 3030# Allow the user to override the flags for
3031# our build compiler if desired.
f019adc1
MF		 3032if test x"${build}" = x"${host}" ; then
3033 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3034 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3035 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3036fi
6691a79e 3037
d4eb109c
AO		 3038# On Canadian crosses, we'll be searching the right directories for
3039# the previously-installed cross compiler, so don't bother to add
3040# flags for directories within the install tree of the compiler
3041# being built; programs in there won't even run.
ef40bc65 3042if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
b87487b6 3043 # Search for pre-installed headers if nothing else fits.
9124bc53 3044 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
b87487b6 3045fi
d4eb109c 3046
bb654703 3047if test "x${use_gnu_ld}" = x &&
55380b08 3048 echo " ${configdirs} " | grep " ld " > /dev/null ; then
b87487b6 3049 # Arrange for us to find uninstalled linker scripts.
215c351a 3050 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
b87487b6
AO		 3051fi
3052
e88a2c09
DD		 3053# Search for other target-specific linker scripts and such.
3054case "${target}" in
3e19841a
PB		 3055 mep*)
3056 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3057 ;;
e88a2c09
DD		 3058esac
3059
671aa708 3060# Makefile fragments.
7b61653a
PE		 3061for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3062do
3063 eval fragval=\$$frag
3064 if test $fragval != /dev/null; then
3065 eval $frag=${srcdir}/$fragval
3066 fi
3067done
671aa708
NN		 3068AC_SUBST_FILE(host_makefile_frag)
3069AC_SUBST_FILE(target_makefile_frag)
3070AC_SUBST_FILE(alphaieee_frag)
3071AC_SUBST_FILE(ospace_frag)
3072
3073# Miscellanea: directories, flags, etc.
671aa708 3074AC_SUBST(RPATH_ENVVAR)
d89f0ad6 3075AC_SUBST(GCC_SHLIB_SUBDIR)
671aa708
NN		 3076AC_SUBST(tooldir)
3077AC_SUBST(build_tooldir)
ef9db8d5 3078AC_SUBST(CONFIGURE_GDB_TK)
671aa708 3079AC_SUBST(GDB_TK)
ef9db8d5 3080AC_SUBST(INSTALL_GDB_TK)
671aa708
NN		 3081
3082# Build module lists & subconfigure args.
671aa708 3083AC_SUBST(build_configargs)
23f6b2f9 3084AC_SUBST(build_configdirs)
671aa708
NN		 3085
3086# Host module lists & subconfigure args.
3087AC_SUBST(host_configargs)
3088AC_SUBST(configdirs)
aae29963 3089AC_SUBST(target_configdirs)
671aa708
NN		 3090
3091# Target module lists & subconfigure args.
671aa708 3092AC_SUBST(target_configargs)
ee2312f3 3093
671aa708
NN		 3094
3095# Build tools.
0999159b
PB		 3096AC_SUBST(AR_FOR_BUILD)
3097AC_SUBST(AS_FOR_BUILD)
671aa708 3098AC_SUBST(CC_FOR_BUILD)
0999159b
PB		 3099AC_SUBST(CFLAGS_FOR_BUILD)
3100AC_SUBST(CXXFLAGS_FOR_BUILD)
3101AC_SUBST(CXX_FOR_BUILD)
3102AC_SUBST(DLLTOOL_FOR_BUILD)
3103AC_SUBST(GCJ_FOR_BUILD)
3104AC_SUBST(GFORTRAN_FOR_BUILD)
3105AC_SUBST(LDFLAGS_FOR_BUILD)
3106AC_SUBST(LD_FOR_BUILD)
3107AC_SUBST(NM_FOR_BUILD)
3108AC_SUBST(RANLIB_FOR_BUILD)
3109AC_SUBST(WINDMC_FOR_BUILD)
3110AC_SUBST(WINDRES_FOR_BUILD)
671aa708
NN		 3111AC_SUBST(config_shell)
3112
2abefe3d
PB		 3113# Generate default definitions for YACC, M4, LEX and other programs that run
3114# on the build machine. These are used if the Makefile can't locate these
3115# programs in objdir.
3116MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3117
3118AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3119case " $build_configdirs " in
3120 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3121 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3122esac
3123
3124AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3125case " $build_configdirs " in
3126 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3127esac
3128
3129AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3130case " $build_configdirs " in
3131 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3132esac
3133
3134AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3135case " $build_configdirs " in
3136 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3137 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3138esac
3139
3140AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3141case " $build_configdirs " in
3142 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3143esac
3144
3145AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3146case " $build_configdirs " in
3147 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3148 *)
3149changequote(,)
d18ff35a 3150 # For an installed makeinfo, we require it to be from texinfo 4.7 or
2abefe3d
PB		 3151 # higher, else we use the "missing" dummy.
3152 if ${MAKEINFO} --version \
d18ff35a 3153 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
2abefe3d
PB		 3154 :
3155 else
3156 MAKEINFO="$MISSING makeinfo"
3157 fi
3158 ;;
3159changequote([,])
3160esac
3161
3162# FIXME: expect and dejagnu may become build tools?
3163
3164AC_CHECK_PROGS(EXPECT, expect, expect)
3165case " $configdirs " in
3166 *" expect "*)
3167 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3168 ;;
3169esac
3170
3171AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3172case " $configdirs " in
3173 *" dejagnu "*)
c394e891 3174 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
2abefe3d
PB		 3175 ;;
3176esac
3177
3178
671aa708 3179# Host tools.
2693c0b0
PB		 3180NCN_STRICT_CHECK_TOOLS(AR, ar)
3181NCN_STRICT_CHECK_TOOLS(AS, as)
3182NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3183NCN_STRICT_CHECK_TOOLS(LD, ld)
2abefe3d 3184NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
2693c0b0
PB		 3185NCN_STRICT_CHECK_TOOLS(NM, nm)
3186NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
2abefe3d 3187NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
2693c0b0 3188NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
901119ae 3189NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
2693c0b0
PB		 3190NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3191NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
671aa708
NN		 3192AC_SUBST(CC)
3193AC_SUBST(CXX)
3194AC_SUBST(CFLAGS)
3195AC_SUBST(CXXFLAGS)
671aa708 3196
2abefe3d 3197# Target tools.
e8b05380 3198AC_ARG_WITH([build-time-tools],
30b74385 3199 [ --with-build-time-tools=PATH
e8b05380
PB		 3200 use given path to find target tools during the build],
3201 [case x"$withval" in
3202 x/*) ;;
3203 *)
3204 with_build_time_tools=
3205 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3206 ;;
3207 esac],
3208 [with_build_time_tools=])
3209
2693c0b0
PB		 3210NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3211NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2693c0b0
PB		 3212NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3213NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3214NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
e8b05380
PB		 3215
3216ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3217ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3218ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3219ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3220ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3221ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3222ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
3223ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
3224ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3225ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
901119ae 3226ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
4de997d1 3227
2abefe3d
PB		 3228RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3229
3230GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3231GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3232GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3233GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3234 [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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3235 c++)
3236GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3237 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3238 c++)
3239GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3240GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3241GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3242 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3243GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3244 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3245GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3246GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3247GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3248GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3249GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3250GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
3251GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
901119ae 3252GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
4de997d1 3253
2abefe3d 3254AC_SUBST(FLAGS_FOR_TARGET)
4de997d1 3255AC_SUBST(RAW_CXX_FOR_TARGET)
be912515 3256
671aa708
NN		 3257# Certain tools may need extra flags.
3258AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3259RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3260NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
6599da04 3261
2abefe3d
PB		 3262# When building target libraries, except in a Canadian cross, we use
3263# the same toolchain as the compiler we just built.
3264COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3265COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3266COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3267if test $host = $build; then
3268 case " $configdirs " in
3269 *" gcc "*)
3270 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3271 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3272 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3273 ;;
3274 esac
3275fi
3276
3277AC_SUBST(COMPILER_AS_FOR_TARGET)
3278AC_SUBST(COMPILER_LD_FOR_TARGET)
3279AC_SUBST(COMPILER_NM_FOR_TARGET)
3280
ee03dc5e
AO		 3281AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3282AC_ARG_ENABLE(maintainer-mode,
3283[ --enable-maintainer-mode enable make rules and dependencies not useful
3284 (and sometimes confusing) to the casual installer],
3285 USE_MAINTAINER_MODE=$enableval,
3286 USE_MAINTAINER_MODE=no)
3287AC_MSG_RESULT($USE_MAINTAINER_MODE)
3288AC_SUBST(MAINTAINER_MODE_TRUE)
3289AC_SUBST(MAINTAINER_MODE_FALSE)
3290if test "$USE_MAINTAINER_MODE" = yes; then
3291 MAINTAINER_MODE_TRUE=
3292 MAINTAINER_MODE_FALSE='#'
3293else
3294 MAINTAINER_MODE_TRUE='#'
3295 MAINTAINER_MODE_FALSE=
3296fi
3297MAINT=$MAINTAINER_MODE_TRUE
3298AC_SUBST(MAINT)dnl
3299
2805b53a
NN		 3300# ---------------------
3301# GCC bootstrap support
3302# ---------------------
3303
3304# Stage specific cflags for build.
3305stage1_cflags="-g"
3306case $build in
3307 vax-*-*)
3308 case ${GCC} in
3309 yes) stage1_cflags="-g -Wa,-J" ;;
3310 *) stage1_cflags="-g -J" ;;
3311 esac ;;
2805b53a 3312esac
0b50988a
EB		 3313
3314# This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
00020c16 3315if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
0b50988a
EB		 3316 saved_CFLAGS="$CFLAGS"
3317
3318 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3319 CFLAGS="$CFLAGS -fkeep-inline-functions"
3320 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
9cc1244e
JJ		 3321 AC_TRY_COMPILE([
3322#if (__GNUC__ < 3) \
3323 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3324 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3325#error http://gcc.gnu.org/PR29382
3326#endif
3327 ],,
0b50988a
EB		 3328 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3329 [AC_MSG_RESULT([no])])
3330
3331 CFLAGS="$saved_CFLAGS"
3332fi
3333
2805b53a
NN		 3334AC_SUBST(stage1_cflags)
3335
8efea775
PB		 3336# Enable --enable-checking in stage1 of the compiler.
3337AC_ARG_ENABLE(stage1-checking,
30b74385
RW		 3338[ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3339 of the compiler],
8efea775 3340[stage1_checking=--enable-checking=${enable_stage1_checking}],
e643dc23 3341[if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
7e98624c 3342 stage1_checking=--enable-checking=yes,types
8efea775 3343else
e643dc23 3344 stage1_checking=--enable-checking=$enable_checking,types
8efea775
PB		 3345fi])
3346AC_SUBST(stage1_checking)
3347
2805b53a 3348# Enable -Werror in bootstrap stage2 and later.
2805b53a
NN		 3349AC_ARG_ENABLE(werror,
3350[ --enable-werror enable -Werror in bootstrap stage2 and later], [],
416cfb5e 3351[if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
88fceb68
PB		 3352 enable_werror=yes
3353else
3354 enable_werror=no
3355fi])
09a9c095
NN		 3356case ${enable_werror} in
3357 yes) stage2_werror_flag="--enable-werror-always" ;;
3358 *) stage2_werror_flag="" ;;
2805b53a 3359esac
09a9c095 3360AC_SUBST(stage2_werror_flag)
2805b53a 3361
f2689b09
SE		 3362# Specify what files to not compare during bootstrap.
3363
3364compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3365case "$target" in
3366 hppa*64*-*-hpux*) ;;
3367 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3368esac
f61428ed
AO		 3369case " $configdirs " in
3370*" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3371esac
f2689b09
SE		 3372AC_SUBST(compare_exclusions)
3373
3e54529c
RW		 3374AC_CONFIG_FILES([Makefile],
3375 [sed "$extrasub_build" Makefile |
3376 sed "$extrasub_host" |
3377 sed "$extrasub_target" > mf$$
3378 mv -f mf$$ Makefile],
3379 [extrasub_build="$extrasub_build"
3380 extrasub_host="$extrasub_host"
3381 extrasub_target="$extrasub_target"])
3382AC_OUTPUT
GNU Compiler Collection
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