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[deliverable/binutils-gdb.git] / configure.in
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75205f78 1# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
e31d1ea3 2# 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
252b5132
RH		 3#
4# This file is free software; you can redistribute it and/or modify it
5# under the terms of the GNU General Public License as published by
6# the Free Software Foundation; either version 2 of the License, or
7# (at your option) any later version.
8#
9# This program is distributed in the hope that it will be useful, but
10# WITHOUT ANY WARRANTY; without even the implied warranty of
11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12# General Public License for more details.
13#
14# You should have received a copy of the GNU General Public License
15# along with this program; if not, write to the Free Software
16# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17
18##############################################################################
a0da8069
NN		 19### WARNING: this file contains embedded tabs. Do not run untabify on this file.
20
656fdd47
PB		 21sinclude(config/acx.m4)
22
a0da8069 23AC_INIT(move-if-change)
75778ec4 24AC_PREREQ(2.13)
a0da8069
NN		 25AC_CANONICAL_SYSTEM
26AC_ARG_PROGRAM
27
e5c3f801
NN		 28# Get 'install' or 'install-sh' and its variants.
29AC_PROG_INSTALL
656fdd47 30ACX_PROG_LN
dfdffa2c 31AC_PROG_LN_S
e5c3f801 32
a0da8069
NN		 33### we might need to use some other shell than /bin/sh for running subshells
34### If we are on Windows, search for the shell. This will permit people
35### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
36### without also having to set CONFIG_SHELL. This code will work when
37### using bash, which sets OSTYPE.
38case "${OSTYPE}" in
39*win32*)
40 if test x${CONFIG_SHELL} = x ; then
41 if test ! -f /bin/sh ; then
42 if test x${SHELL} != x && test -f ${SHELL} ; then
43 CONFIG_SHELL=${SHELL}
44 export CONFIG_SHELL
45 else
46 for prog in sh sh.exe bash bash.exe; do
47 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
48 for dir in $PATH; do
49 test -z "$dir" && dir=.
50 if test -f $dir/$prog; then
51 CONFIG_SHELL=$dir/$prog
52 export CONFIG_SHELL
53 break
54 fi
55 done
56 IFS="$save_ifs"
57 test -n "${CONFIG_SHELL}" && break
58 done
59 fi
60 fi
61 fi
62 ;;
63esac
64
65config_shell=${CONFIG_SHELL-/bin/sh}
66
a0da8069
NN		 67progname=$0
68# if PWD already has a value, it is probably wrong.
69if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
70
d2cc0e0d 71# Export original configure arguments for use by sub-configures. These
8ff944f6
DJ		 72# will be expanded by make, so quote '$'.
73tmp="$progname $@"
74sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
75$tmp
d2cc0e0d 76EOF_SED
8ff944f6
DJ		 77TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
78rm -f conftestsed.out
586c0873 79AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
a0da8069
NN		 80
81moveifchange=${srcdir}/move-if-change
82
0fdbe983
DJ		 83srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
84
85# We pass INSTALL explicitly to sub-makes. Make sure that it is not
86# a relative path.
87if test "$INSTALL" = "${srcdir}/install-sh -c"; then
88 INSTALL="${srcpwd}/install-sh -c"
89fi
90
a0da8069
NN		 91# Set srcdir to "." if that's what it is.
92# This is important for multilib support.
93pwd=`${PWDCMD-pwd}`
a0da8069
NN		 94if test "${pwd}" = "${srcpwd}" ; then
95 srcdir=.
96fi
97
98topsrcdir=$srcpwd
252b5132 99
ae831be5
NN		 100extra_host_args=
101# Define the trigger file to make sure configure will re-run whenever
102# the gcc version number changes.
a0da8069
NN		 103if test "${with_gcc_version_trigger+set}" = set ; then
104 gcc_version_trigger="$with_gcc_version_trigger"
105 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
ae831be5 106else
a0da8069
NN		 107 # If gcc's sources are available, define the trigger file.
108 if test -f ${topsrcdir}/gcc/version.c ; then
109 gcc_version_trigger=${topsrcdir}/gcc/version.c
110 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
111 case "$ac_configure_args" in
112 *--with-gcc-version-trigger=$gcc_version_trigger* )
113 ;;
114 * )
115 # Add to all subconfigure arguments: build, host, and target.
e6bfb94a 116 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
a0da8069
NN		 117 ;;
118 esac
119 fi
ae831be5
NN		 120fi
121
252b5132
RH		 122### To add a new directory to the tree, first choose whether it is a target
123### or a host dependent tool. Then put it into the appropriate list
a2cc058a 124### (library or tools, host or target), doing a dependency sort.
252b5132 125
a2cc058a
NN		 126# Subdirs will be configured in the order listed in build_configdirs,
127# configdirs, or target_configdirs; see the serialization section below.
128
129# Dependency sorting is only needed when *configuration* must be done in
130# a particular order. In all cases a dependency should be specified in
131# the Makefile, whether or not it's implicitly specified here.
132
133# Double entries in build_configdirs, configdirs, or target_configdirs may
134# cause circular dependencies and break everything horribly.
252b5132 135
6a9cf61e
PB		 136# these library is used by various programs built for the build
137# environment
138#
139build_libs="build-libiberty"
140
141# these tools are built for the build environment
ee025550 142build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
6a9cf61e 143
252b5132
RH		 144# these libraries are used by various programs built for the host environment
145#
be75bbe1 146host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp"
252b5132 147
252b5132
RH		 148# these tools are built for the host environment
149# Note, the powerpc-eabi build depends on sim occurring before gdb in order to
150# know that we are building the simulator.
2af579c4
NN		 151# binutils, gas and ld appear in that order because it makes sense to run
152# "make check" in that particular order.
91f0e695 153host_tools="texinfo byacc flex bison binutils gas ld gcc 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"
75205f78
DD		 154
155# libgcj represents the runtime libraries only used by gcj.
156libgcj="target-libffi \
157 target-boehm-gc \
158 target-zlib \
159 target-qthreads \
160 target-libjava"
252b5132
RH		 161
162# these libraries are built for the target environment, and are built after
163# the host libraries and the host tools (which may be a cross compiler)
164#
9c14acb8 165target_libraries="target-libiberty \
252b5132
RH		 166 target-libgloss \
167 target-newlib \
b9459e83 168 target-libstdc++-v3 \
4b1cb4fe 169 target-libmudflap \
4b1cb4fe 170 target-libgfortran \
83326456 171 ${libgcj} \
a2592b1b
DD		 172 target-libobjc \
173 target-libada"
252b5132 174
9c14acb8
NN		 175# these tools are built using the target libraries, and are intended to
176# run only in the target environment
252b5132 177#
9c14acb8 178# note: any program that *uses* libraries that are in the "target_libraries"
252b5132
RH		 179# list belongs in this list. those programs are also very likely
180# candidates for the "native_only" list which follows
181#
a3dd767d 182target_tools="target-examples target-groff target-gperf target-rda"
252b5132
RH		 183
184################################################################################
185
252b5132
RH		 186## All tools belong in one of the four categories, and are assigned above
187## We assign ${configdirs} this way to remove all embedded newlines. This
188## is important because configure will choke if they ever get through.
189## ${configdirs} is directories we build using the host tools.
190## ${target_configdirs} is directories we build using the target tools.
252b5132 191configdirs=`echo ${host_libs} ${host_tools}`
9c14acb8 192target_configdirs=`echo ${target_libraries} ${target_tools}`
ee025550 193build_configdirs=`echo ${build_libs} ${build_tools}`
dd12c3a8 194
252b5132
RH		 195################################################################################
196
252b5132
RH		 197srcname="gnu development package"
198
199# This gets set non-empty for some net releases of packages.
200appdirs=""
201
c712250a
DD		 202# Define is_cross_compiler to save on calls to 'test'.
203is_cross_compiler=
204if test x"${host}" = x"${target}" ; then
205 is_cross_compiler=no
206else
207 is_cross_compiler=yes
208fi
209
9175bfc0 210# Find the build and target subdir names.
dd12c3a8 211GCC_TOPLEV_SUBDIRS
252b5132 212
f48556b1
DD		 213# Skipdirs are removed silently.
214skipdirs=
215# Noconfigdirs are removed loudly.
216noconfigdirs=""
252b5132 217
f48556b1
DD		 218use_gnu_ld=
219# Make sure we don't let GNU ld be added if we didn't want it.
220if test x$with_gnu_ld = xno ; then
221 use_gnu_ld=no
222 noconfigdirs="$noconfigdirs ld"
252b5132
RH		 223fi
224
f48556b1
DD		 225use_gnu_as=
226# Make sure we don't let GNU as be added if we didn't want it.
227if test x$with_gnu_as = xno ; then
228 use_gnu_as=no
229 noconfigdirs="$noconfigdirs gas"
252b5132
RH		 230fi
231
f48556b1
DD		 232# some tools are so dependent upon X11 that if we're not building with X,
233# it's not even worth trying to configure, much less build, that tool.
252b5132 234
f48556b1
DD		 235case ${with_x} in
236 yes | "") ;; # the default value for this tree is that X11 is available
ff0a3bf8 237 no)
675c6968 238 skipdirs="${skipdirs} tk itcl libgui"
ff0a3bf8
DD		 239 # We won't be able to build gdbtk without X.
240 enable_gdbtk=no
241 ;;
f48556b1
DD		 242 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
243esac
252b5132 244
f48556b1 245# Some tools are only suitable for building in a "native" situation.
405ea7a0 246# Remove these if host!=target.
91f0e695 247native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff gprof target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
405ea7a0
NN		 248
249# Similarly, some are only suitable for cross toolchains.
250# Remove these if host=target.
251cross_only="target-libgloss target-newlib target-opcodes"
252b5132 252
f48556b1
DD		 253case $is_cross_compiler in
254 no) skipdirs="${skipdirs} ${cross_only}" ;;
255 yes) skipdirs="${skipdirs} ${native_only}" ;;
256esac
252b5132 257
a32d391c
DD		 258# If both --with-headers and --with-libs are specified, default to
259# --without-newlib.
32be62b5
RS		 260if test x"${with_headers}" != x && test x"${with_headers}" != xno \
261 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
a32d391c
DD		 262 if test x"${with_newlib}" = x ; then
263 with_newlib=no
264 fi
265fi
266
267# Recognize --with-newlib/--without-newlib.
268case ${with_newlib} in
269 no) skipdirs="${skipdirs} target-newlib" ;;
270 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
271esac
272
252b5132
RH		 273# Configure extra directories which are host specific
274
275case "${host}" in
f48556b1 276 *-cygwin*)
3866be5d 277 configdirs="$configdirs libtermcap" ;;
252b5132
RH		 278esac
279
280# Remove more programs from consideration, based on the host or
281# target this usually means that a port of the program doesn't
282# exist yet.
283
252b5132 284case "${host}" in
75205f78
DD		 285 hppa*64*-*-*)
286 noconfigdirs="$noconfigdirs byacc"
287 ;;
ec11bdc6 288 i[[3456789]]86-*-vsta)
675c6968 289 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
252b5132 290 ;;
ec11bdc6 291 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
675c6968 292 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
bba45b8b 293 ;;
ec11bdc6 294 i[[3456789]]86-*-mingw32*)
675c6968 295 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
a92834c8 296 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
bba45b8b 297 ;;
ec11bdc6 298 i[[3456789]]86-*-beos*)
675c6968 299 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
bba45b8b 300 ;;
252b5132 301 *-*-cygwin*)
a92834c8 302 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
252b5132
RH		 303 ;;
304 *-*-netbsd*)
a92834c8 305 noconfigdirs="$noconfigdirs rcs"
252b5132
RH		 306 ;;
307 ppc*-*-pe)
675c6968 308 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
252b5132 309 ;;
ba73c63f 310 powerpc-*-beos*)
675c6968 311 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
ba73c63f 312 ;;
bbf7c8ac 313 *-*-darwin*)
675c6968 314 noconfigdirs="$noconfigdirs tk itcl libgui"
bbf7c8ac 315 ;;
252b5132
RH		 316esac
317
4b1cb4fe 318
a2592b1b
DD		 319AC_ARG_ENABLE(libada,
320[ --enable-libada Builds libada directory],
321ENABLE_LIBADA=$enableval,
322ENABLE_LIBADA=yes)
323if test "${ENABLE_LIBADA}" != "yes" ; then
324 noconfigdirs="$noconfigdirs target-libada"
325fi
326
96111c10
AO		 327# Save it here so that, even in case of --enable-libgcj, if the Java
328# front-end isn't enabled, we still get libgcj disabled.
329libgcj_saved=$libgcj
330case $enable_libgcj in
331yes)
332 # If we reset it here, it won't get added to noconfigdirs in the
333 # target-specific build rules, so it will be forcibly enabled
334 # (unless the Java language itself isn't enabled).
335 libgcj=
336 ;;
337no)
338 # Make sure we get it printed in the list of not supported target libs.
339 noconfigdirs="$noconfigdirs ${libgcj}"
340 ;;
341esac
342
4b1cb4fe
DD		 343
344# Allow --disable-libmudflap to exclude target-libmudflap
345case $enable_libmudflap in
3e707e94 346yes)
4b1cb4fe
DD		 347 ;;
348no)
349 noconfigdirs="$noconfigdirs target-libmudflap"
350 ;;
3e707e94
PB		 351"")
352 case "${target}" in
3d6dfe0f
NN		 353 *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu)
354 # Enable libmudflap by default in GNU and friends.
3e707e94
PB		 355 ;;
356 *-*-freebsd*)
357 # Enable libmudflap by default in FreeBSD.
358 ;;
359 *)
360 # Disable it by default everywhere else.
361 noconfigdirs="$noconfigdirs target-libmudflap"
362 ;;
363 esac
4b1cb4fe
DD		 364esac
365
366
252b5132 367case "${target}" in
75205f78
DD		 368 *-*-chorusos)
369 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
370 ;;
04d1ab34 371 powerpc-*-darwin*)
b3f16a9b 372 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
b3f16a9b 373 ;;
04d1ab34
GK		 374 *-*-darwin*)
375 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
fe69863c 376 noconfigdirs="$noconfigdirs ${libgcj}"
04d1ab34 377 ;;
a0da8069 378 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
ffb97b2f
DD		 379 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
380 ;;
de0b4a87 381 *-*-freebsd*)
4b1cb4fe
DD		 382 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
383 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
384 && test -f /usr/local/include/gmp.h; then
385 with_gmp=/usr/local
386 fi
387
388 # Skip some stuff that's unsupported on some FreeBSD configurations.
389 case "${target}" in
390 i*86-*-*) ;;
391 alpha*-*-*) ;;
392 *)
393 noconfigdirs="$noconfigdirs ${libgcj}"
394 ;;
395 esac
396 ;;
f8a495c8
NC		 397 *-*-kaos*)
398 # Remove unsupported stuff on all kaOS configurations.
80b200a1 399 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
f8a495c8
NC		 400 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
401 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
402 noconfigdirs="$noconfigdirs target-libgloss"
403 ;;
e82380cc
JT		 404 *-*-netbsd*)
405 # Skip some stuff on all NetBSD configurations.
ae03d6e2 406 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
e82380cc
JT		 407
408 # Skip some stuff that's unsupported on some NetBSD configurations.
409 case "${target}" in
75205f78 410 i*86-*-netbsdelf*) ;;
5b474aa8 411 arm*-*-netbsdelf*) ;;
e82380cc 412 *)
75205f78 413 noconfigdirs="$noconfigdirs ${libgcj}"
e82380cc
JT		 414 ;;
415 esac
416 ;;
2a3124ca
RH		 417 *-*-netware*)
418 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
252b5132
RH		 419 ;;
420 *-*-rtems*)
75205f78 421 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 422 ;;
c1968181
DD		 423 *-*-uclinux*)
424 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
425 ;;
252b5132 426 *-*-vxworks*)
3a48a978 427 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
252b5132
RH		 428 ;;
429 alpha*-dec-osf*)
e99daf2b
DD		 430 # ld works, but does not support shared libraries.
431 # newlib is not 64 bit ready. I'm not sure about fileutils.
252b5132 432 # gas doesn't generate exception information.
e99daf2b 433 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
252b5132
RH		 434 ;;
435 alpha*-*-*vms*)
caeba88f 436 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss build-fixincludes ${libgcj}"
75205f78
DD		 437 ;;
438 alpha*-*-linux*)
439 # newlib is not 64 bit ready
440 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
252b5132
RH		 441 ;;
442 alpha*-*-*)
443 # newlib is not 64 bit ready
75205f78 444 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
252b5132 445 ;;
4a18bd6b
AO		 446 am33_2.0-*-linux*)
447 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
448 ;;
75205f78
DD		 449 sh-*-linux*)
450 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
75205f78 451 ;;
2fb651f6 452 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
75205f78
DD		 453 noconfigdirs="$noconfigdirs ${libgcj}"
454 noconfigdirs="$noconfigdirs target-examples"
ba73c63f 455 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
675c6968 456 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
2fb651f6
NC		 457 noconfigdirs="$noconfigdirs expect dejagnu"
458 # the C++ libraries don't build on top of CE's C libraries
b9459e83 459 noconfigdirs="$noconfigdirs target-libstdc++-v3"
ae03d6e2 460 noconfigdirs="$noconfigdirs target-newlib"
2fb651f6
NC		 461 case "${host}" in
462 *-*-cygwin*) ;; # keep gdb and readline
b9459e83 463 *) noconfigdirs="$noconfigdirs gdb readline"
2fb651f6
NC		 464 ;;
465 esac
466 ;;
252b5132 467 arc-*-*)
75205f78 468 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 469 ;;
caeba88f
AL		 470 arm-semi-aof )
471 noconfigdirs="$noconfigdirs build-fixincludes"
472 ;;
f03b4789
NN		 473 arm-*-coff | strongarm-*-coff | xscale-*-coff)
474 noconfigdirs="$noconfigdirs ${libgcj}"
475 ;;
11b04d1f 476 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
f03b4789
NN		 477 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
478 ;;
df4a6958
MM		 479 arm*-*-symbianelf*)
480 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
481 ;;
252b5132 482 arm-*-pe*)
75205f78 483 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 484 ;;
252b5132 485 arm-*-oabi*)
75205f78 486 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 487 ;;
252b5132 488 thumb-*-coff)
75205f78 489 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 490 ;;
252b5132 491 thumb-*-elf)
75205f78 492 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132
RH		 493 ;;
494 thumb-*-oabi)
75205f78 495 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 496 ;;
347dad9e 497 thumb-*-pe)
75205f78 498 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132
RH		 499 ;;
500 arm-*-riscix*)
75205f78 501 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
252b5132 502 ;;
c95f53ae 503 avr-*-*)
47444073 504 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 build-fixincludes ${libgcj}"
c95f53ae 505 ;;
ff72e302 506 c4x-*-* | tic4x-*-*)
b9459e83 507 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
077b8428
NC		 508 ;;
509 c54x*-*-* | tic54x-*-*)
b9459e83 510 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
75205f78
DD		 511 ;;
512 cris-*-*)
b07c2aad 513 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
077b8428 514 ;;
3e707e94 515 crx-*-*)
0490e016 516 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
3e707e94 517 ;;
252b5132 518 d10v-*-*)
b9459e83 519 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
252b5132 520 ;;
252b5132 521 d30v-*-*)
b07c2aad 522 noconfigdirs="$noconfigdirs ${libgcj} gdb"
252b5132 523 ;;
252b5132 524 fr30-*-elf*)
b07c2aad 525 noconfigdirs="$noconfigdirs ${libgcj} gdb"
252b5132 526 ;;
d2a86414
DB		 527 frv-*-*)
528 noconfigdirs="$noconfigdirs ${libgcj}"
d2a86414 529 ;;
dd1e52a4 530 h8300*-*-*)
80b200a1 531 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
dd1e52a4 532 ;;
252b5132 533 h8500-*-*)
80b200a1 534 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
75205f78 535 ;;
caeba88f
AL		 536 hppa1.1-*-osf* | hppa1.1-*-bsd* )
537 noconfigdirs="$noconfigdirs build-fixincludes"
538 ;;
75205f78
DD		 539 hppa*64*-*-linux* | parisc*64*-*-linux*)
540 # In this case, it's because the hppa64-linux target is for
541 # the kernel only at this point and has no libc, and thus no
542 # headers, crt*.o, etc., all of which are needed by these.
543 noconfigdirs="$noconfigdirs target-zlib"
252b5132
RH		 544 ;;
545 hppa*-*-*elf* | \
75205f78 546 parisc*-*-linux* | hppa*-*-linux* | \
09e90eb4 547 hppa*-*-lites* | \
17240c1f 548 hppa*-*-openbsd* | \
09e90eb4 549 hppa*64*-*-*)
75205f78 550 noconfigdirs="$noconfigdirs ${libgcj}"
ba73c63f 551 # Do configure ld/binutils/gas for this case.
252b5132
RH		 552 ;;
553 hppa*-*-*)
b3ed1d6b
AO		 554 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
555 # build on HP-UX 10.20.
556 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
252b5132 557 ;;
b07c2aad
HPN		 558 i960-*-*)
559 noconfigdirs="$noconfigdirs ${libgcj} gdb"
560 ;;
2315914d
JW		 561 ia64*-*-elf*)
562 # No gdb support yet.
675c6968 563 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
2315914d 564 ;;
a0c1c920
NC		 565 ia64*-**-hpux*)
566 # No gdb or ld support yet.
675c6968 567 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
a0c1c920 568 ;;
caeba88f
AL		 569 i370-*-opened*)
570 noconfigdirs="$noconfigdirs build-fixincludes"
571 ;;
ec11bdc6 572 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
75205f78 573 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132 574 ;;
ec11bdc6 575 i[[3456789]]86-*-linux*)
28f46298
HPN		 576 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
577 # not build java stuff by default.
578 case "${target}" in
579 *-*-*libc1*)
580 noconfigdirs="$noconfigdirs ${libgcj}";;
581 esac
582
c72f388d
TF		 583 # This section makes it possible to build newlib natively on linux.
584 # If we are using a cross compiler then don't configure newlib.
a018e15b 585 if test x${is_cross_compiler} != xno ; then
bba45b8b 586 noconfigdirs="$noconfigdirs target-newlib"
c72f388d
TF		 587 fi
588 noconfigdirs="$noconfigdirs target-libgloss"
589 # If we are not using a cross compiler, do configure newlib.
590 # Note however, that newlib will only be configured in this situation
591 # if the --with-newlib option has been given, because otherwise
592 # 'target-newlib' will appear in skipdirs.
c72f388d 593 ;;
ec11bdc6 594 i[[3456789]]86-*-mingw32*)
252b5132 595 target_configdirs="$target_configdirs target-mingw"
caeba88f 596 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj} build-fixincludes"
252b5132
RH		 597
598 # Can't build gdb for mingw32 if not native.
599 case "${host}" in
ec11bdc6 600 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
675c6968 601 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl gnuserv"
252b5132
RH		 602 ;;
603 esac
604 ;;
605 *-*-cygwin*)
606 target_configdirs="$target_configdirs target-libtermcap target-winsup"
caeba88f 607 noconfigdirs="$noconfigdirs target-gperf target-libgloss build-fixincludes ${libgcj}"
b76d7de0 608 # always build newlib if winsup directory is present.
ac0fa625 609 if test -d "$srcdir/winsup"; then
b76d7de0 610 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
ac0fa625 611 elif test -d "$srcdir/newlib"; then
b76d7de0
CV		 612 echo "Warning: winsup is missing so newlib can't be built."
613 fi
252b5132
RH		 614
615 # Can't build gdb for Cygwin if not native.
616 case "${host}" in
617 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
675c6968 618 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl libgui gnuserv"
252b5132
RH		 619 ;;
620 esac
621 ;;
caeba88f
AL		 622 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
623 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
624 noconfigdirs="$noconfigdirs build-fixincludes"
625 ;;
ec11bdc6 626 i[[3456789]]86-*-pe)
caeba88f 627 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} build-fixincludes"
252b5132 628 ;;
ec11bdc6 629 i[[3456789]]86-*-sco3.2v5*)
252b5132
RH		 630 # The linker does not yet know about weak symbols in COFF,
631 # and is not configured to handle mixed ELF and COFF.
75205f78 632 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
252b5132 633 ;;
ec11bdc6 634 i[[3456789]]86-*-sco*)
75205f78 635 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
252b5132 636 ;;
ec11bdc6 637 i[[3456789]]86-*-solaris2*)
252b5132
RH		 638 noconfigdirs="$noconfigdirs target-libgloss"
639 ;;
ec11bdc6 640 i[[3456789]]86-*-sysv4*)
e99daf2b 641 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 642 ;;
ec11bdc6 643 i[[3456789]]86-*-beos*)
bba45b8b
NN		 644 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
645 ;;
b07c2aad 646 m32r-*-*)
970f29af 647 noconfigdirs="$noconfigdirs ${libgcj}"
b07c2aad 648 ;;
75205f78 649 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
b9459e83 650 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
f9e0997d 651 ;;
75205f78
DD		 652 m68k-*-elf*)
653 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132
RH		 654 ;;
655 m68k-*-coff*)
75205f78 656 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132 657 ;;
75205f78
DD		 658 mcore-*-pe*)
659 # The EPOC C++ environment does not support exceptions or rtti,
660 # and so building libstdc++-v3 tends not to always work.
661 noconfigdirs="$noconfigdirs target-libstdc++-v3"
662 ;;
663 mmix-*-*)
95c72c44 664 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
75205f78 665 ;;
252b5132 666 mn10200-*-*)
75205f78 667 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132
RH		 668 ;;
669 mn10300-*-*)
75205f78 670 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132
RH		 671 ;;
672 powerpc-*-aix*)
673 # copied from rs6000-*-* entry
54752a6b 674 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
252b5132
RH		 675 ;;
676 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
677 target_configdirs="$target_configdirs target-winsup"
675c6968 678 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
252b5132
RH		 679 # always build newlib.
680 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
681 ;;
682 # This is temporary until we can link against shared libraries
683 powerpcle-*-solaris*)
675c6968 684 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
ba73c63f
JM		 685 ;;
686 powerpc-*-beos*)
75205f78 687 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
252b5132
RH		 688 ;;
689 powerpc-*-eabi)
caeba88f
AL		 690 noconfigdirs="$noconfigdirs ${libgcj} build-fixincludes"
691 ;;
692 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
693 noconfigdirs="$noconfigdirs build-fixincludes"
252b5132
RH		 694 ;;
695 rs6000-*-lynxos*)
07637366 696 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
252b5132
RH		 697 ;;
698 rs6000-*-aix*)
54752a6b 699 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
252b5132
RH		 700 ;;
701 rs6000-*-*)
75205f78 702 noconfigdirs="$noconfigdirs gprof ${libgcj}"
252b5132
RH		 703 ;;
704 m68k-apollo-*)
75205f78 705 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
252b5132
RH		 706 ;;
707 mips*-*-irix5*)
0f260896 708 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
252b5132
RH		 709 ;;
710 mips*-*-irix6*)
b3ed1d6b
AO		 711 # Linking libjava exceeds command-line length limits on at least
712 # IRIX 6.2, but not on IRIX 6.5.
713 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
714 # <oldham@codesourcery.com>
aa236487 715 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
252b5132
RH		 716 ;;
717 mips*-dec-bsd*)
75205f78 718 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
252b5132
RH		 719 ;;
720 mips*-*-bsd*)
75205f78 721 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
252b5132
RH		 722 ;;
723 mipstx39-*-*)
75205f78 724 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
bba45b8b 725 ;;
1712ab83
RS		 726 mips64*-*-linux*)
727 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
728 ;;
fad93c55 729 mips*-*-linux*)
574e6d11 730 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
fad93c55 731 ;;
252b5132 732 mips*-*-*)
75205f78 733 noconfigdirs="$noconfigdirs gprof ${libgcj}"
252b5132
RH		 734 ;;
735 romp-*-*)
75205f78 736 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
252b5132
RH		 737 ;;
738 sh-*-*)
739 case "${host}" in
ec11bdc6
DD		 740 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
741 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
742 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
252b5132
RH		 743 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
744 esac
75205f78 745 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 746 ;;
20a5393b
AO		 747 sh64-*-*)
748 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
749 ;;
252b5132 750 sparc-*-elf*)
d5ec694c 751 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132
RH		 752 ;;
753 sparc64-*-elf*)
d5ec694c 754 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132
RH		 755 ;;
756 sparclite-*-*)
75205f78 757 noconfigdirs="$noconfigdirs ${libgcj}"
252b5132
RH		 758 ;;
759 sparc-*-sunos4*)
75205f78 760 noconfigdirs="$noconfigdirs ${libgcj}"
a0c4f3a0 761 if test x${is_cross_compiler} != xno ; then
c74222f7 762 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
252b5132
RH		 763 else
764 use_gnu_ld=no
765 fi
766 ;;
3a036cdc 767 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
b3ed1d6b 768 ;;
252b5132 769 v810-*-*)
b9459e83 770 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
252b5132
RH		 771 ;;
772 v850-*-*)
75205f78 773 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132 774 ;;
347dad9e 775 v850e-*-*)
75205f78 776 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
252b5132
RH		 777 ;;
778 v850ea-*-*)
75205f78 779 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
347dad9e 780 ;;
252b5132 781 vax-*-vms)
75205f78 782 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
252b5132
RH		 783 ;;
784 vax-*-*)
75205f78 785 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
96ce09a7 786 ;;
fbd1054d
BW		 787 xtensa-*-*)
788 noconfigdirs="$noconfigdirs ${libgcj}"
789 ;;
f48556b1 790 ip2k-*-*)
b9459e83 791 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
f48556b1 792 ;;
de0b4a87 793 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
574e6d11
DD		 794 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
795 ;;
252b5132 796 *-*-lynxos*)
75205f78 797 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
252b5132 798 ;;
75205f78
DD		 799 *-*-*)
800 noconfigdirs="$noconfigdirs ${libgcj}"
801 ;;
252b5132
RH		 802esac
803
804# If we aren't building newlib, then don't build libgloss, since libgloss
805# depends upon some newlib header files.
806case "${noconfigdirs}" in
807 *target-libgloss*) ;;
808 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
f48556b1 809esac
252b5132 810
f48556b1
DD		 811# Work in distributions that contain no compiler tools, like Autoconf.
812tentative_cc=""
a0da8069 813host_makefile_frag=/dev/null
f48556b1
DD		 814if test -d ${srcdir}/config ; then
815case "${host}" in
816 m68k-hp-hpux*)
817 # Avoid "too much defining" errors from HPUX compiler.
818 tentative_cc="cc -Wp,-H256000"
a0da8069
NN		 819 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
820 # If it's HP/UX ar, this should be harmless.
821 RANLIB="ar ts"
f48556b1
DD		 822 ;;
823 m68k-apollo-sysv*)
824 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
f48556b1
DD		 825 ;;
826 m68k-apollo-bsd*)
827 #None of the Apollo compilers can compile gas or binutils. The preprocessor
828 # chokes on bfd, the compiler won't let you assign integers to enums, and
829 # other problems. Defining CC to gcc is a questionable way to say "don't use
830 # the apollo compiler" (the preferred version of GCC could be called cc,
831 # or whatever), but I'm not sure leaving CC as cc is any better...
832 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
a0da8069 833 # Used to have BISON=yacc.
f48556b1 834 tentative_cc=gcc
f48556b1
DD		 835 ;;
836 m88k-dg-dgux*)
837 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
f48556b1
DD		 838 ;;
839 m88k-harris-cxux*)
840 # Under CX/UX, we want to tell the compiler to use ANSI mode.
841 tentative_cc="cc -Xa"
842 host_makefile_frag="config/mh-cxux"
843 ;;
844 m88k-motorola-sysv*)
f48556b1
DD		 845 ;;
846 mips*-dec-ultrix*)
847 tentative_cc="cc -Wf,-XNg1000"
848 host_makefile_frag="config/mh-decstation"
849 ;;
850 mips*-nec-sysv4*)
851 # The C compiler on NEC MIPS SVR4 needs bigger tables.
852 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
853 host_makefile_frag="config/mh-necv4"
854 ;;
f48556b1
DD		 855 mips*-sgi-irix4*)
856 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
857 # environment. Also bump switch table size so that cp-parse will
858 # compile. Bump string length limit so linker builds.
859 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
860 ;;
f48556b1
DD		 861 mips*-*-sysv4*)
862 host_makefile_frag="config/mh-sysv4"
863 ;;
864 mips*-*-sysv*)
865 # This is for a MIPS running RISC/os 4.52C.
866
867 # This is needed for GDB, but needs to be in the top-level make because
868 # if a library is compiled with the bsd headers and gets linked with the
869 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
870 # a different size).
871 # ptrace(2) apparently has problems in the BSD environment. No workaround is
872 # known except to select the sysv environment. Could we use /proc instead?
873 # These "sysv environments" and "bsd environments" often end up being a pain.
874 #
875 # This is not part of CFLAGS because perhaps not all C compilers have this
876 # option.
877 tentative_cc="cc -systype sysv"
f48556b1
DD		 878 ;;
879 i370-ibm-opened*)
880 tentative_cc="c89"
f48556b1 881 ;;
ec11bdc6 882 i[[3456789]]86-*-sysv5*)
f48556b1
DD		 883 host_makefile_frag="config/mh-sysv5"
884 ;;
ec11bdc6 885 i[[3456789]]86-*-dgux*)
f48556b1
DD		 886 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
887 host_makefile_frag="config/mh-dgux386"
888 ;;
ec11bdc6 889 i[[3456789]]86-ncr-sysv4.3*)
f48556b1
DD		 890 # The MetaWare compiler will generate a copyright message unless you
891 # turn it off by adding the -Hnocopyr flag.
892 tentative_cc="cc -Hnocopyr"
f48556b1 893 ;;
ec11bdc6 894 i[[3456789]]86-ncr-sysv4*)
f48556b1
DD		 895 # for an NCR 3000 (i486/SVR4) system.
896 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
897 # This compiler not only emits obnoxious copyright messages every time
898 # you run it, but it chokes and dies on a whole bunch of GNU source
899 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
900 tentative_cc="/usr/ccs/ATT/cc"
901 host_makefile_frag="config/mh-ncr3000"
902 ;;
ec11bdc6 903 i[[3456789]]86-*-sco3.2v5*)
f48556b1 904 ;;
ec11bdc6 905 i[[3456789]]86-*-sco*)
f48556b1
DD		 906 # The native C compiler botches some simple uses of const. Unfortunately,
907 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
908 tentative_cc="cc -Dconst="
909 host_makefile_frag="config/mh-sco"
910 ;;
ec11bdc6 911 i[[3456789]]86-*-udk*)
f48556b1
DD		 912 host_makefile_frag="config/mh-sysv5"
913 ;;
ec11bdc6 914 i[[3456789]]86-*-solaris2*)
f48556b1
DD		 915 host_makefile_frag="config/mh-sysv4"
916 ;;
ec11bdc6 917 i[[3456789]]86-*-msdosdjgpp*)
f48556b1
DD		 918 host_makefile_frag="config/mh-djgpp"
919 ;;
920 *-cygwin*)
921 host_makefile_frag="config/mh-cygwin"
922 ;;
923 *-mingw32*)
924 host_makefile_frag="config/mh-mingw32"
925 ;;
926 *-interix*)
927 host_makefile_frag="config/mh-interix"
928 ;;
929 vax-*-ultrix2*)
930 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
931 tentative_cc=gcc
932 ;;
933 *-*-solaris2*)
934 host_makefile_frag="config/mh-solaris"
935 ;;
936 m68k-sun-sunos*)
937 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
938 # without overflowing the jump tables (-J says to use a 32 bit table)
939 tentative_cc="cc -J"
940 ;;
f48556b1
DD		 941 *-hp-hpux*)
942 tentative_cc="cc -Wp,-H256000"
f48556b1
DD		 943 ;;
944 *-*-hiux*)
945 tentative_cc="cc -Wp,-H256000"
f48556b1
DD		 946 ;;
947 rs6000-*-lynxos*)
948 # /bin/cc is less than useful for our purposes. Always use GCC
949 tentative_cc="/usr/cygnus/progressive/bin/gcc"
950 host_makefile_frag="config/mh-lynxrs6k"
951 ;;
0df3d27f
PB		 952 powerpc-*-darwin*)
953 host_makefile_frag="config/mh-ppc-darwin"
954 ;;
f48556b1
DD		 955 *-*-lynxos*)
956 # /bin/cc is less than useful for our purposes. Always use GCC
957 tentative_cc="/bin/gcc"
958 ;;
959 *-*-sysv4*)
960 host_makefile_frag="config/mh-sysv4"
961 ;;
fe69863c
DD		 962 # This is placed last to prevent interfering with the cases above.
963 i[[3456789]]86-*-*)
964 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
965 host_makefile_frag="config/mh-x86omitfp"
966 ;;
f48556b1
DD		 967esac
968fi
969
9e07f89d
NN		 970# If we aren't going to be using gcc, see if we can extract a definition
971# of CC from the fragment.
972# Actually, use the 'pre-extracted' version above.
973if test -z "${CC}" && test "${build}" = "${host}" ; then
974 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
975 found=
976 for dir in $PATH; do
977 test -z "$dir" && dir=.
978 if test -f $dir/gcc; then
979 found=yes
980 break
981 fi
982 done
983 IFS="$save_ifs"
984 if test -z "${found}" && test -n "${tentative_cc}" ; then
985 CC=$tentative_cc
986 fi
987fi
988
989if test "${build}" != "${host}" ; then
990 # If we are doing a Canadian Cross, in which the host and build systems
991 # are not the same, we set reasonable default values for the tools.
992
9e07f89d
NN		 993 CC=${CC-${host_alias}-gcc}
994 CFLAGS=${CFLAGS-"-g -O2"}
995 CXX=${CXX-${host_alias}-c++}
996 CXXFLAGS=${CXXFLAGS-"-g -O2"}
997 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
998 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
999 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
1000 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
1001 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
1002 BUILD_PREFIX=${build_alias}-
1003 BUILD_PREFIX_1=${build_alias}-
9e07f89d
NN		 1004
1005else
1006 # Set reasonable default values for some tools even if not Canadian.
1007 # Of course, these are different reasonable default values, originally
1008 # specified directly in the Makefile.
1009 # We don't export, so that autoconf can do its job.
1010 # Note that all these settings are above the fragment inclusion point
1011 # in Makefile.in, so can still be overridden by fragments.
1012 # This is all going to change when we autoconfiscate...
1013
9e07f89d
NN		 1014 CC_FOR_BUILD="\$(CC)"
1015 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1016 BUILD_PREFIX=
1017 BUILD_PREFIX_1=loser-
6a9cf61e
PB		 1018
1019 AC_PROG_CC
9e07f89d
NN		 1020
1021 # We must set the default linker to the linker used by gcc for the correct
1022 # operation of libtool. If LD is not defined and we are using gcc, try to
1023 # set the LD default to the ld used by gcc.
1024 if test -z "$LD"; then
6a9cf61e 1025 if test "$GCC" = yes; then
9e07f89d
NN		 1026 case $build in
1027 *-*-mingw*)
1028 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1029 *)
1030 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1031 esac
1032 case $gcc_prog_ld in
1033 # Accept absolute paths.
1034 [[\\/]* | [A-Za-z]:[\\/]*)]
1035 LD="$gcc_prog_ld" ;;
1036 esac
1037 fi
1038 fi
1039
1040 CXX=${CXX-"c++"}
1041 CFLAGS=${CFLAGS-"-g"}
1042 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1043fi
1044
1045ACX_PROG_GNAT
b8908782 1046ACX_PROG_CMP_IGNORE_INITIAL
9e07f89d 1047
11b04d1f 1048# Check for GMP and MPFR
4b1cb4fe
DD		 1049gmplibs=
1050gmpinc=
1051have_gmp=yes
11b04d1f
DD		 1052# Specify a location for mpfr
1053# check for this first so it ends up on the link line before gmp.
1054AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH Specify source directory for MPFR library])
1055
1056if test "x$with_mpfr_dir" != x; then
1057 gmpinc="-I$with_mpfr_dir/mpfr"
1058 gmplibs="$with_mpfr_dir/libmpfr.a"
1059else
1060 gmplibs="-lmpfr"
1061fi
1062
1063AC_ARG_WITH(mpfr, [ --with-mpfr=PATH Specify directory for installed MPFR library])
1064
1065if test "x$with_mpfr" != x; then
1066 gmplibs="-L$with_mpfr/lib $gmplibs"
1067 gmpinc="-I$with_mpfr/include"
1068fi
1069
4b1cb4fe
DD		 1070# Specify a location for gmp
1071AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1072
11b04d1f
DD		 1073if test "x$with_gmp_dir" != x; then
1074 gmpinc="$gmpinc -I$with_gmp_dir"
4b1cb4fe 1075 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
11b04d1f 1076 gmplibs="$gmplibs $with_gmp_dir/.libs/libgmp.a"
4b1cb4fe 1077 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
11b04d1f 1078 gmplibs="$gmplibs $with_gmp_dir/_libs/libgmp.a"
4b1cb4fe
DD		 1079 fi
1080 # One of the later tests will catch the error if neither library is present.
11b04d1f
DD		 1081else
1082 gmplibs="$gmplibs -lgmp"
4b1cb4fe
DD		 1083fi
1084
1085AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1086
11b04d1f
DD		 1087if test "x$with_gmp" != x; then
1088 gmplibs="-L$with_gmp/lib $gmplibs"
1089 gmpinc="-I$with_gmp/include $gmpinc"
4b1cb4fe
DD		 1090fi
1091
1092saved_CFLAGS="$CFLAGS"
1093CFLAGS="$CFLAGS $gmpinc"
1094# Check GMP actually works
1095AC_MSG_CHECKING([for correct version of gmp.h])
1096AC_TRY_COMPILE([#include "gmp.h"],[
1097#if __GNU_MP_VERSION < 3
1098choke me
1099#endif
1100], [AC_MSG_RESULT([yes])],
1101 [AC_MSG_RESULT([no]); have_gmp=no])
1102
1103if test x"$have_gmp" = xyes; then
11b04d1f 1104 AC_MSG_CHECKING([for MPFR])
4b1cb4fe
DD		 1105
1106 saved_LIBS="$LIBS"
1107 LIBS="$LIBS $gmplibs"
11b04d1f
DD		 1108 AC_TRY_LINK([#include <gmp.h>
1109#include <mpfr.h>], [mpfr_t n; mpfr_init(n);],
4b1cb4fe
DD		 1110 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1111 LIBS="$saved_LIBS"
1112 CFLAGS="$saved_CFLAGS"
1113fi
1114
11b04d1f 1115# Flags needed for both GMP and/or MPFR
4b1cb4fe
DD		 1116AC_SUBST(gmplibs)
1117AC_SUBST(gmpinc)
1118
947f426e 1119# By default, C is the only stage 1 language.
1d39f329
NN		 1120stage1_languages=c
1121AC_SUBST(stage1_languages)
1122
9e07f89d
NN		 1123# Figure out what language subdirectories are present.
1124# Look if the user specified --enable-languages="..."; if not, use
1125# the environment variable $LANGUAGES if defined. $LANGUAGES might
1126# go away some day.
1127# NB: embedded tabs in this IF block -- do not untabify
1128if test -d ${srcdir}/gcc; then
1129 if test x"${enable_languages+set}" != xset; then
1130 if test x"${LANGUAGES+set}" = xset; then
1131 enable_languages="${LANGUAGES}"
1132 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1133 else
1134 enable_languages=all
1135 fi
1136 else
1137 if test x"${enable_languages}" = x ||
1138 test x"${enable_languages}" = xyes;
1139 then
1140 echo configure.in: --enable-languages needs at least one language argument 1>&2
1141 exit 1
1142 fi
1143 fi
1144 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1145
1146 # First scan to see if an enabled language requires some other language.
1147 # We assume that a given config-lang.in will list all the language
1148 # front ends it requires, even if some are required indirectly.
1149 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1150 case ${lang_frag} in
1151 ..) ;;
1152 # The odd quoting in the next line works around
1153 # an apparent bug in bash 1.12 on linux.
1154 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1155 *)
1156 # From the config-lang.in, get $language, $lang_requires
1157 language=
1158 lang_requires=
1159 . ${lang_frag}
1160 for other in ${lang_requires} ; do
1161 case ,${enable_languages}, in
1162 *,$other,*) ;;
1163 *,all,*) ;;
1164 *,$language,*)
1165 echo " \`$other' language required by \`$language'; enabling" 1>&2
1166 enable_languages="${enable_languages},${other}"
1167 ;;
1168 esac
1169 done
1170 ;;
1171 esac
1172 done
1173
1174 new_enable_languages=c
1175 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
9cb3fa6f 1176 potential_languages=c
9e07f89d
NN		 1177
1178 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1179 case ${lang_frag} in
1180 ..) ;;
1181 # The odd quoting in the next line works around
1182 # an apparent bug in bash 1.12 on linux.
1183 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1184 *)
1185 # From the config-lang.in, get $language, $target_libs,
1d39f329 1186 # $lang_dirs, $boot_language, and $build_by_default
9e07f89d
NN		 1187 language=
1188 target_libs=
1189 lang_dirs=
1d39f329 1190 boot_language=
9e07f89d 1191 build_by_default=
9cb3fa6f 1192 need_gmp=
9e07f89d 1193 . ${lang_frag}
9cb3fa6f 1194 potential_languages="${potential_languages},${language}"
9e07f89d
NN		 1195 # This is quite sensitive to the ordering of the case statement arms.
1196 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1197 *::*:*)
1198 echo "${lang_frag} doesn't set \$language." 1>&2
1199 exit 1
9cb3fa6f 1200 ;;
9e07f89d
NN		 1201 *:ada:no:*)
1202 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1203 add_this_lang=no
1204 ;;
1205 *,${language},*:*:*:*)
1206 # Language was explicitly selected; include it.
1207 add_this_lang=yes
1208 ;;
1209 *,all,*:*:*:no)
1210 # 'all' was selected, but this is not a default language
9cb3fa6f 1211 # so do not include it.
9e07f89d 1212 add_this_lang=no
9cb3fa6f 1213 ;;
9e07f89d
NN		 1214 *,all,*:*:*:*)
1215 # 'all' was selected and this is a default language; include it.
1216 add_this_lang=yes
1217 ;;
1218 *)
1219 add_this_lang=no
1220 ;;
1221 esac
4b1cb4fe 1222
9cb3fa6f
PB		 1223 # Disable languages that need GMP if it isn't available.
1224 case ,${enable_languages},:${have_gmp}:${need_gmp} in
1225 *,${language},*:no:yes)
1226 # Specifically requested language; tell them.
1227 AC_MSG_ERROR([GMP with MPFR support is required to build $language])
1228 ;;
1229 *:no:yes)
1230 # Silently disable.
1231 add_this_lang=no
1232 ;;
1233 esac
4b1cb4fe
DD		 1234
1235 case $add_this_lang in
9e07f89d
NN		 1236 no)
1237 # Remove language-dependent dirs.
1d39f329
NN		 1238 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1239 ;;
9e07f89d
NN		 1240 *)
1241 new_enable_languages="$new_enable_languages,$language"
1d39f329
NN		 1242 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1243 case ${boot_language} in
1244 yes)
4fa63067
NN		 1245 # Add to (comma-separated) list of stage 1 languages.
1246 stage1_languages="${stage1_languages},${language}"
1d39f329
NN		 1247 ;;
1248 esac
1249 ;;
9e07f89d
NN		 1250 esac
1251 ;;
1252 esac
1253 done
1254
4b0ac75d 1255 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
9e07f89d
NN		 1256 if test "x$missing_languages" != x; then
1257 AC_MSG_ERROR([
9cb3fa6f
PB		 1258The following requested languages were not found: ${missing_languages}
1259The available languages are: ${potential_languages}])
9e07f89d
NN		 1260 fi
1261
1262 if test "x$new_enable_languages" != "x$enable_languages"; then
1263 echo The following languages will be built: ${new_enable_languages}
1264 fi
1265 enable_languages="$new_enable_languages"
2e70b094 1266 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
9e07f89d
NN		 1267fi
1268
caeba88f
AL		 1269# Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1270# $build_configdirs and $target_configdirs.
9e07f89d
NN		 1271# If we have the source for $noconfigdirs entries, add them to $notsupp.
1272
1273notsupp=""
1274for dir in . $skipdirs $noconfigdirs ; do
caeba88f 1275 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
9e07f89d
NN		 1276 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1277 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1278 if test -r $srcdir/$dirname/configure ; then
1279 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1280 true
1281 else
1282 notsupp="$notsupp $dir"
1283 fi
1284 fi
1285 fi
caeba88f
AL		 1286 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1287 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1288 if test -r $srcdir/$dirname/configure ; then
1289 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1290 true
1291 else
1292 notsupp="$notsupp $dir"
1293 fi
1294 fi
1295 fi
9e07f89d
NN		 1296 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1297 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1298 if test -r $srcdir/$dirname/configure ; then
1299 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1300 true
1301 else
1302 notsupp="$notsupp $dir"
1303 fi
1304 fi
1305 fi
1306done
1307
1308# Sometimes the tools are distributed with libiberty but with no other
1309# libraries. In that case, we don't want to build target-libiberty.
1310if test -n "${target_configdirs}" ; then
1311 others=
1312 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1313 if test "$i" != "libiberty" ; then
1314 if test -r $srcdir/$i/configure ; then
1315 others=yes;
1316 break;
1317 fi
1318 fi
1319 done
1320 if test -z "${others}" ; then
1321 target_configdirs=
1322 fi
1323fi
1324
1325# Quietly strip out all directories which aren't configurable in this tree.
1326# This relies on all configurable subdirectories being autoconfiscated, which
1327# is now the case.
6a9cf61e
PB		 1328build_configdirs_all="$build_configdirs"
1329build_configdirs=
1330for i in ${build_configdirs_all} ; do
1331 j=`echo $i | sed -e s/build-//g`
1332 if test -f ${srcdir}/$j/configure ; then
1333 build_configdirs="${build_configdirs} $i"
1334 fi
1335done
1336
9e07f89d
NN		 1337configdirs_all="$configdirs"
1338configdirs=
1339for i in ${configdirs_all} ; do
1340 if test -f ${srcdir}/$i/configure ; then
1341 configdirs="${configdirs} $i"
1342 fi
1343done
6a9cf61e 1344
9e07f89d
NN		 1345target_configdirs_all="$target_configdirs"
1346target_configdirs=
1347for i in ${target_configdirs_all} ; do
1348 j=`echo $i | sed -e s/target-//g`
1349 if test -f ${srcdir}/$j/configure ; then
1350 target_configdirs="${target_configdirs} $i"
1351 fi
1352done
1353
1354# Produce a warning message for the subdirs we can't configure.
1355# This isn't especially interesting in the Cygnus tree, but in the individual
1356# FSF releases, it's important to let people know when their machine isn't
1357# supported by the one or two programs in a package.
1358
1359if test -n "${notsupp}" && test -z "${norecursion}" ; then
1360 # If $appdirs is non-empty, at least one of those directories must still
1361 # be configured, or we error out. (E.g., if the gas release supports a
1362 # specified target in some subdirs but not the gas subdir, we shouldn't
1363 # pretend that all is well.)
1364 if test -n "$appdirs" ; then
1365 for dir in $appdirs ; do
1366 if test -r $dir/Makefile.in ; then
1367 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1368 appdirs=""
1369 break
1370 fi
6a9cf61e 1371 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
9e07f89d
NN		 1372 appdirs=""
1373 break
1374 fi
1375 fi
1376 done
1377 if test -n "$appdirs" ; then
1378 echo "*** This configuration is not supported by this package." 1>&2
1379 exit 1
1380 fi
1381 fi
1382 # Okay, some application will build, or we don't care to check. Still
1383 # notify of subdirs not getting built.
1384 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1385 echo " ${notsupp}" 1>&2
1386 echo " (Any other directories should still work fine.)" 1>&2
1387fi
1388
1389case "$host" in
1390 *msdosdjgpp*)
1391 enable_gdbtk=no ;;
1392esac
1393
1394copy_dirs=
1395
1396# Handle --with-headers=XXX. If the value is not "yes", the contents of
1397# the named directory are copied to $(tooldir)/sys-include.
1398if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1399 if test x${is_cross_compiler} = xno ; then
1400 echo 1>&2 '***' --with-headers is only supported when cross compiling
1401 exit 1
1402 fi
1403 if test x"${with_headers}" != xyes ; then
1404 case "${exec_prefixoption}" in
1405 "") x=${prefix} ;;
1406 *) x=${exec_prefix} ;;
1407 esac
1408 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1409 fi
1410fi
1411
1412# Handle --with-libs=XXX. If the value is not "yes", the contents of
1413# the name directories are copied to $(tooldir)/lib. Multiple directories
1414# are permitted.
1415if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1416 if test x${is_cross_compiler} = xno ; then
1417 echo 1>&2 '***' --with-libs is only supported when cross compiling
1418 exit 1
1419 fi
1420 if test x"${with_libs}" != xyes ; then
1421 # Copy the libraries in reverse order, so that files in the first named
1422 # library override files in subsequent libraries.
1423 case "${exec_prefixoption}" in
1424 "") x=${prefix} ;;
1425 *) x=${exec_prefix} ;;
1426 esac
1427 for l in ${with_libs}; do
1428 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1429 done
1430 fi
1431fi
1432
1433# Handle ${copy_dirs}
1434set fnord ${copy_dirs}
1435shift
1436while test $# != 0 ; do
1437 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1438 :
1439 else
1440 echo Copying $1 to $2
1441
1442 # Use the install script to create the directory and all required
1443 # parent directories.
1444 if test -d $2 ; then
1445 :
1446 else
1447 echo >config.temp
1448 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1449 fi
1450
1451 # Copy the directory, assuming we have tar.
1452 # FIXME: Should we use B in the second tar? Not all systems support it.
1453 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1454
1455 # It is the responsibility of the user to correctly adjust all
1456 # symlinks. If somebody can figure out how to handle them correctly
1457 # here, feel free to add the code.
1458
1459 echo $1 > $2/COPIED
1460 fi
1461 shift; shift
1462done
1463
874e38b4
NN		 1464extra_arflags_for_target=
1465extra_nmflags_for_target=
1086bc09 1466extra_ranlibflags_for_target=
a0da8069 1467target_makefile_frag=/dev/null
f48556b1 1468case "${target}" in
2a3124ca 1469 *-*-netware*)
b6f83f2a 1470 target_makefile_frag="config/mt-netware"
f48556b1 1471 ;;
3d6dfe0f
NN		 1472 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1473 target_makefile_frag="config/mt-gnu"
f48556b1 1474 ;;
a0da8069 1475 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
874e38b4
NN		 1476 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1477 # commands to handle both 32-bit and 64-bit objects. These flags are
1478 # harmless if we're using GNU nm or ar.
1479 extra_arflags_for_target=" -X32_64"
1480 extra_nmflags_for_target=" -B -X32_64"
f48556b1 1481 ;;
1086bc09
NN		 1482 *-*-darwin*)
1483 # ranlib from Darwin requires the -c flag to look at common symbols.
1484 extra_ranlibflags_for_target=" -c"
1485 ;;
f48556b1 1486 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
b6f83f2a
DD		 1487 target_makefile_frag="config/mt-wince"
1488 ;;
1489esac
1490
a0da8069 1491alphaieee_frag=/dev/null
b6f83f2a
DD		 1492case $target in
1493 alpha*-*-*)
1494 # This just makes sure to use the -mieee option to build target libs.
1495 # This should probably be set individually by each library.
1496 alphaieee_frag="config/mt-alphaieee"
f48556b1
DD		 1497 ;;
1498esac
a0a2c6c6 1499
f48556b1
DD		 1500# If --enable-target-optspace always use -Os instead of -O2 to build
1501# the target libraries, similarly if it is not specified, use -Os
1502# on selected platforms.
a0da8069 1503ospace_frag=/dev/null
f48556b1
DD		 1504case "${enable_target_optspace}:${target}" in
1505 yes:*)
b6f83f2a 1506 ospace_frag="config/mt-ospace"
f48556b1
DD		 1507 ;;
1508 :d30v-*)
b6f83f2a 1509 ospace_frag="config/mt-d30v"
f48556b1
DD		 1510 ;;
1511 :m32r-* | :d10v-* | :fr30-*)
b6f83f2a 1512 ospace_frag="config/mt-ospace"
f48556b1
DD		 1513 ;;
1514 no:* | :*)
1515 ;;
1516 *)
1517 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1518 ;;
1519esac
252b5132 1520
252b5132
RH		 1521# Set with_gnu_as and with_gnu_ld as appropriate.
1522#
1523# This is done by determining whether or not the appropriate directory
1524# is available, and by checking whether or not specific configurations
1525# have requested that this magic not happen.
1526#
1527# The command line options always override the explicit settings in
1528# configure.in, and the settings in configure.in override this magic.
1529#
1530# If the default for a toolchain is to use GNU as and ld, and you don't
1531# want to do that, then you should use the --without-gnu-as and
1532# --without-gnu-ld options for the configure script.
1533
f48556b1
DD		 1534if test x${use_gnu_as} = x &&
1535 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1536 with_gnu_as=yes
ae831be5 1537 extra_host_args="$extra_host_args --with-gnu-as"
252b5132
RH		 1538fi
1539
f48556b1
DD		 1540if test x${use_gnu_ld} = x &&
1541 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1542 with_gnu_ld=yes
ae831be5 1543 extra_host_args="$extra_host_args --with-gnu-ld"
252b5132
RH		 1544fi
1545
ae831be5 1546# If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
252b5132
RH		 1547# can detect this case.
1548
f48556b1 1549if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
252b5132 1550 with_newlib=yes
ae831be5 1551 extra_host_args="$extra_host_args --with-newlib"
252b5132
RH		 1552fi
1553
f48556b1
DD		 1554# Default to using --with-stabs for certain targets.
1555if test x${with_stabs} = x ; then
1556 case "${target}" in
e31d1ea3 1557 mips*-*-irix[[56]]*)
f48556b1
DD		 1558 ;;
1559 mips*-*-* | alpha*-*-osf*)
1560 with_stabs=yes;
ae831be5 1561 extra_host_args="${extra_host_args} --with-stabs"
f48556b1
DD		 1562 ;;
1563 esac
1564fi
1565
1566# hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1567# them automatically.
1568case "${host}" in
1569 hppa*64*-*-hpux11*)
ae831be5 1570 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
f48556b1 1571 ;;
c92a0210
DD		 1572esac
1573
a0da8069
NN		 1574# Some systems (e.g., one of the i386-aix systems the gas testers are
1575# using) don't handle "\$" correctly, so don't use it here.
8013444f 1576tooldir='${exec_prefix}'/${target_alias}
a0da8069
NN		 1577build_tooldir=${tooldir}
1578
6a9cf61e
PB		 1579# Generate default definitions for YACC, M4, LEX and other programs that run
1580# on the build machine. These are used if the Makefile can't locate these
1581# programs in objdir.
947f426e 1582MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
6a9cf61e
PB		 1583AC_CHECK_PROGS([CONFIGURED_BISON], [bison], [$MISSING bison])
1584AC_CHECK_PROGS([CONFIGURED_YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
1585AC_CHECK_PROGS([CONFIGURED_M4], [gm4 gnum4 m4], [$MISSING m4])
1586AC_CHECK_PROGS([CONFIGURED_FLEX], [flex], [$MISSING flex])
1587AC_CHECK_PROGS([CONFIGURED_LEX], [flex lex], [$MISSING flex])
1588AC_CHECK_PROGS([CONFIGURED_MAKEINFO], makeinfo, [$MISSING makeinfo])
a0da8069 1589
a0da8069
NN		 1590# Create a .gdbinit file which runs the one in srcdir
1591# and tells GDB to look there for source files.
1592
1593if test -r ${srcdir}/.gdbinit ; then
1594 case ${srcdir} in
1595 .) ;;
1596 *) cat > ./.gdbinit <<EOF
1597# ${NO_EDIT}
1598dir ${srcdir}
1599dir .
1600source ${srcdir}/.gdbinit
1601EOF
1602 ;;
1603 esac
1604fi
1605
252b5132
RH		 1606# Make sure that the compiler is able to generate an executable. If it
1607# can't, we are probably in trouble. We don't care whether we can run the
1608# executable--we might be using a cross compiler--we only care whether it
1609# can be created. At this point the main configure script has set CC.
a0c4f3a0 1610we_are_ok=no
252b5132
RH		 1611echo "int main () { return 0; }" > conftest.c
1612${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
a0c4f3a0
DD		 1613if test $? = 0 ; then
1614 if test -s conftest || test -s conftest.exe ; then
1615 we_are_ok=yes
1616 fi
1617fi
1618case $we_are_ok in
1619 no)
1620 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1621 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1622 rm -f conftest*
1623 exit 1
1624 ;;
1625esac
252b5132
RH		 1626rm -f conftest*
1627
1628# The Solaris /usr/ucb/cc compiler does not appear to work.
1629case "${host}" in
1630 sparc-sun-solaris2*)
1631 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
a0da8069 1632 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
252b5132 1633 could_use=
a0c4f3a0
DD		 1634 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1635 if test -d /opt/cygnus/bin ; then
1636 if test "$could_use" = "" ; then
252b5132
RH		 1637 could_use="/opt/cygnus/bin"
1638 else
1639 could_use="$could_use or /opt/cygnus/bin"
1640 fi
1641 fi
a0c4f3a0 1642 if test "$could_use" = "" ; then
252b5132
RH		 1643 echo "Warning: compilation may fail because you're using"
1644 echo "/usr/ucb/cc. You should change your PATH or CC "
1645 echo "variable and rerun configure."
1646 else
1647 echo "Warning: compilation may fail because you're using"
1648 echo "/usr/ucb/cc, when you should use the C compiler from"
1649 echo "$could_use. You should change your"
1650 echo "PATH or CC variable and rerun configure."
1651 fi
1652 fi
1653 ;;
1654esac
1655
1656# If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1657# binutils tools will find libbfd.so.
b9459e83
NN		 1658case "${enable_shared}" in
1659 no | "") SET_LIB_PATH= ;;
1660 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1661esac
8607b6c9
NN		 1662
1663case "${host}" in
1664 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1665 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1666esac
8607b6c9 1667
3866be5d
NN		 1668# Record target_configdirs and the configure arguments for target and
1669# build configuration in Makefile.
1670target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
6a9cf61e 1671build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
930314a4 1672
930314a4
NN		 1673# Determine whether gdb needs tk/tcl or not.
1674# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1675# and in that case we want gdb to be built without tk. Ugh!
1676# In fact I believe gdb is the *only* package directly dependent on tk,
1677# so we should be able to put the 'maybe's in unconditionally and
1678# leave out the maybe dependencies when enable_gdbtk is false. I'm not
1679# 100% sure that that's safe though.
c180f501 1680
675c6968 1681gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
930314a4
NN		 1682case "$enable_gdbtk" in
1683 no)
1684 GDB_TK="" ;;
c180f501
AC		 1685 yes)
1686 GDB_TK="${gdb_tk}" ;;
930314a4 1687 *)
c180f501
AC		 1688 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1689 # distro. Eventually someone will fix this and move Insight, nee
1690 # gdbtk to a separate directory.
1691 if test -d ${srcdir}/gdb/gdbtk ; then
1692 GDB_TK="${gdb_tk}"
1693 else
1694 GDB_TK=""
1695 fi
1696 ;;
930314a4
NN		 1697esac
1698
6bd3dfaa 1699# Strip out unwanted targets.
dd12c3a8
NN		 1700
1701# While at that, we remove Makefiles if we were started for recursive
1702# configuration, so that the top-level Makefile reconfigures them,
1703# like we used to do when configure itself was recursive.
dd12c3a8 1704
6bd3dfaa
PB		 1705# Loop over modules. $extrasub must be used with care, limiting as
1706# much as possible the usage of range addresses. That's because autoconf
1707# splits the sed script to overcome limits in the number of commands,
1708# and relying on carefully-timed sed passes may turn out to be very hard
1709# to maintain later. In this particular case, you just have to be careful
1710# not to nest @if/@endif pairs, because configure will not warn you at all.
dd12c3a8 1711
498d4a71 1712AC_ARG_ENABLE([bootstrap],
9cb3fa6f
PB		 1713[ --enable-bootstrap[=lean] Enable bootstrapping [no]],,
1714enable_bootstrap=default)
1715
1716# Issue errors and warnings for invalid/strange bootstrap combinations.
1717case "$configdirs" in
1718 *gcc*) have_compiler=yes ;;
1719 *) have_compiler=no ;;
1720esac
1721
1722case "$have_compiler:$host:$target:$enable_bootstrap" in
1723 *:*:*:no) ;;
1724
1725 # Default behavior. (We'll) enable bootstrap if we have a compiler
1726 # and we are in a native configuration.
1727 yes:$build:$build:default)
1728 # This will become 'yes'
1729 enable_bootstrap=no ;;
1730
1731 *:*:*:default)
1732 enable_bootstrap=no ;;
1733
1734 # We have a compiler and we are in a native configuration, bootstrap is ok
1735 yes:$build:$build:yes | yes:$build:$build:lean)
1736 ;;
1737
1738 # Other configurations, but we have a compiler. Assume the user knows
1739 # what he's doing.
1740 yes:*:*:yes | yes:*:*:lean)
1741 AC_MSG_WARN([trying to bootstrap a cross compiler])
1742 ;;
498d4a71 1743
9cb3fa6f
PB		 1744 # No compiler: if they passed --enable-bootstrap explicitly, fail
1745 no:*:*:yes | no:*:*:lean)
1746 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
1747
1748 # Fail if wrong command line
1749 *)
1750 AC_MSG_ERROR([invalid option for --enable-bootstrap])
1751 ;;
1752esac
1753
1754# Adjust the toplevel makefile according to whether bootstrap was selected.
498d4a71
CF		 1755case "$enable_bootstrap" in
1756 yes)
9cb3fa6f
PB		 1757 bootstrap_lean='#'
1758 default_target=bootstrap
1759 bootstrap_suffix=bootstrap ;;
1760 lean)
1761 bootstrap_lean=''
498d4a71
CF		 1762 default_target=bootstrap
1763 bootstrap_suffix=bootstrap ;;
1764 no)
1765 default_target=all
1766 bootstrap_suffix=no-bootstrap ;;
1767esac
9cb3fa6f 1768AC_SUBST(bootstrap_lean)
498d4a71
CF		 1769AC_SUBST(default_target)
1770
6a9cf61e 1771for module in ${build_configdirs} ; do
dd12c3a8
NN		 1772 if test -z "${no_recursion}" \
1773 && test -f ${build_subdir}/${module}/Makefile; then
1774 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1775 rm -f ${build_subdir}/${module}/Makefile
1776 fi
6bd3dfaa
PB		 1777 extrasub="$extrasub
1778/^@if build-$module\$/d
498d4a71
CF		 1779/^@endif build-$module\$/d
1780/^@if build-$module-$bootstrap_suffix\$/d
1781/^@endif build-$module-$bootstrap_suffix\$/d"
dd12c3a8
NN		 1782done
1783for module in ${configdirs} ; do
1784 if test -z "${no_recursion}" \
1785 && test -f ${module}/Makefile; then
1786 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1787 rm -f ${module}/Makefile
1788 fi
6bd3dfaa
PB		 1789 extrasub="$extrasub
1790/^@if $module\$/d
498d4a71
CF		 1791/^@endif $module\$/d
1792/^@if $module-$bootstrap_suffix\$/d
1793/^@endif $module-$bootstrap_suffix\$/d"
dd12c3a8
NN		 1794done
1795for module in ${target_configdirs} ; do
1796 if test -z "${no_recursion}" \
1797 && test -f ${target_subdir}/${module}/Makefile; then
1798 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1799 rm -f ${target_subdir}/${module}/Makefile
1800 fi
6bd3dfaa
PB		 1801 extrasub="$extrasub
1802/^@if target-$module\$/d
498d4a71
CF		 1803/^@endif target-$module\$/d
1804/^@if target-$module-$bootstrap_suffix\$/d
1805/^@endif target-$module-$bootstrap_suffix\$/d"
930314a4 1806done
319cab08 1807
6bd3dfaa
PB		 1808extrasub="$extrasub
1809/^@if /,/^@endif /d"
930314a4 1810
a2cc058a
NN		 1811# Create the serialization dependencies. This uses a temporary file.
1812
e6bfb94a 1813AC_ARG_ENABLE([serial-configure],
1047cb91
DD		 1814[ --enable-serial-[{host,target,build}-]configure
1815 Force sequential configuration of
e6bfb94a 1816 sub-packages for the host, target or build
1047cb91
DD		 1817 machine, or all sub-packages])
1818
1819case ${enable_serial_configure} in
1820 yes)
1821 enable_serial_build_configure=yes
1822 enable_serial_host_configure=yes
1823 enable_serial_target_configure=yes
1824 ;;
1825esac
e6bfb94a 1826
a2cc058a
NN		 1827# These force 'configure's to be done one at a time, to avoid problems
1828# with contention over a shared config.cache.
1829rm -f serdep.tmp
e6bfb94a 1830echo '# serdep.tmp' > serdep.tmp
a2cc058a 1831olditem=
1047cb91 1832test "x${enable_serial_build_configure}" = xyes &&
a2cc058a
NN		 1833for item in ${build_configdirs} ; do
1834 case ${olditem} in
1835 "") ;;
e6bfb94a 1836 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
a2cc058a
NN		 1837 esac
1838 olditem=${item}
1839done
1840olditem=
1047cb91 1841test "x${enable_serial_host_configure}" = xyes &&
a2cc058a
NN		 1842for item in ${configdirs} ; do
1843 case ${olditem} in
1844 "") ;;
e6bfb94a 1845 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
a2cc058a
NN		 1846 esac
1847 olditem=${item}
1848done
1849olditem=
1047cb91 1850test "x${enable_serial_target_configure}" = xyes &&
a2cc058a
NN		 1851for item in ${target_configdirs} ; do
1852 case ${olditem} in
1853 "") ;;
e6bfb94a 1854 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
a2cc058a
NN		 1855 esac
1856 olditem=${item}
1857done
a0da8069
NN		 1858serialization_dependencies=serdep.tmp
1859AC_SUBST_FILE(serialization_dependencies)
a2cc058a 1860
e6bfb94a
AO		 1861# Base args. Strip norecursion, cache-file, srcdir, host, build,
1862# target and nonopt. These are the ones we might not want to pass
f27d4f92
DJ		 1863# down to subconfigures. Also strip program-prefix, program-suffix,
1864# and program-transform-name, so that we can pass down a consistent
1865# program-transform-name. If autoconf has put single quotes around
1866# any of these arguments (because they contain shell metacharacters)
1867# then this will fail; in practice this only happens for
1868# --program-transform-name, so be sure to override --program-transform-name
1869# at the end of the argument list.
1870# These will be expanded by make, so quote '$'.
d2cc0e0d 1871cat <<\EOF_SED > conftestsed
54752a6b
NN		 1872s/ --no[[^ ]]*/ /g
1873s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1874s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1875s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1876s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1877s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1878s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1879s/ -cache-file[[= ]][[^ ]]*//g
1880s/ -srcdir[[= ]][[^ ]]*//g
1881s/ -host[[= ]][[^ ]]*//g
1882s/ -build[[= ]][[^ ]]*//g
1883s/ -target[[= ]][[^ ]]*//g
1884s/ -program-prefix[[= ]][[^ ]]*//g
1885s/ -program-suffix[[= ]][[^ ]]*//g
1886s/ -program-transform-name[[= ]][[^ ]]*//g
d2cc0e0d
GK		 1887s/ [[^' -][^ ]*] / /
1888s/^ *//;s/ *$//
8ff944f6
DJ		 1889s,\$,$$,g
1890EOF_SED
1891sed -f conftestsed <<EOF_SED > conftestsed.out
1892 ${ac_configure_args}
d2cc0e0d 1893EOF_SED
8ff944f6
DJ		 1894baseargs=`cat conftestsed.out`
1895rm -f conftestsed conftestsed.out
252b5132 1896
f27d4f92
DJ		 1897# Add in --program-transform-name, after --program-prefix and
1898# --program-suffix have been applied to it. Autoconf has already
1899# doubled dollar signs and backslashes in program_transform_name; we want
1900# the backslashes un-doubled, and then the entire thing wrapped in single
1901# quotes, because this will be expanded first by make and then by the shell.
1902# Also, because we want to override the logic in subdir configure scripts to
1903# choose program_transform_name, replace any s,x,x, with s,y,y,.
1904sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1905${program_transform_name}
1906EOF_SED
1907gcc_transform_name=`cat conftestsed.out`
1908rm -f conftestsed.out
1909baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1910
49b7683b
DD		 1911# For the build-side libraries, we just need to pretend we're native,
1912# and not use the same cache file. Multilibs are neither needed nor
1913# desired.
a0da8069 1914build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
91e060aa 1915
ae831be5
NN		 1916# For host modules, accept cache file option, or specification as blank.
1917case "${cache_file}" in
1918"") # empty
1919 cache_file_option="" ;;
a0da8069 1920/* | [[A-Za-z]]:[[\\/]]* ) # absolute path
ae831be5
NN		 1921 cache_file_option="--cache-file=${cache_file}" ;;
1922*) # relative path
1923 cache_file_option="--cache-file=../${cache_file}" ;;
1924esac
1925
82252c06
NN		 1926# Host dirs don't like to share a cache file either, horribly enough.
1927# This seems to be due to autoconf 2.5x stupidity.
bb5dca17 1928host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
ae831be5 1929
a0da8069 1930target_configargs=${baseargs}
49b7683b 1931
252b5132
RH		 1932# Passing a --with-cross-host argument lets the target libraries know
1933# whether they are being built with a cross-compiler or being built
1934# native. However, it would be better to use other mechanisms to make the
1935# sorts of decisions they want to make on this basis. Please consider
1936# this option to be deprecated. FIXME.
a0c4f3a0 1937if test x${is_cross_compiler} = xyes ; then
a0da8069 1938 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
252b5132
RH		 1939fi
1940
1941# Default to --enable-multilib.
a0c4f3a0 1942if test x${enable_multilib} = x ; then
a0da8069 1943 target_configargs="--enable-multilib ${target_configargs}"
252b5132
RH		 1944fi
1945
1946# Pass --with-newlib if appropriate. Note that target_configdirs has
1947# changed from the earlier setting of with_newlib.
a0c4f3a0 1948if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
a0da8069 1949 target_configargs="--with-newlib ${target_configargs}"
252b5132
RH		 1950fi
1951
95036d20
NN		 1952# Different target subdirs use different values of certain variables
1953# (notably CXX). Worse, multilibs use *lots* of different values.
1954# Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
1955# it doesn't automatically accept command-line overrides of them.
1956# This means it's not safe for target subdirs to share a cache file,
1957# which is disgusting, but there you have it. Hopefully this can be
1958# fixed in future. It's still worthwhile to use a cache file for each
1959# directory. I think.
1960
49b7683b 1961# Pass the appropriate --host, --build, and --cache-file arguments.
bb5dca17 1962target_configargs="--cache-file=./config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
49b7683b 1963
252b5132
RH		 1964# provide a proper gxx_include_dir.
1965# Note, if you change the default, make sure to fix both here and in
75205f78 1966# the gcc and libstdc++-v3 subdirectories.
252b5132 1967# Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
3db0a37f
NN		 1968case "${with_gxx_include_dir}" in
1969 yes)
1970 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1971 ;;
1972 no | "")
1973 case "${enable_version_specific_runtime_libs}" in
1974 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1975 *)
1976 . ${srcdir}/config.if
1977 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1978 esac ;;
1979 *) gxx_include_dir=${with_gxx_include_dir} ;;
1980esac
252b5132 1981
9e449d3e 1982FLAGS_FOR_TARGET=
7c1f909c 1983case " $target_configdirs " in
75205f78 1984 *" newlib "*)
a0da8069 1985 case " $target_configargs " in
75205f78 1986 *" --with-newlib "*)
9e449d3e 1987 case "$target" in
63266560 1988 *-cygwin*)
564b43e5 1989 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 $$s/winsup/w32api/include' ;;
9e449d3e
AO		 1990 esac
1991
7450026c 1992 # If we're not building GCC, don't discard standard headers.
4d5fd396 1993 if test -d ${srcdir}/gcc; then
63266560 1994 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
7450026c
AO		 1995
1996 if test "${build}" != "${host}"; then
1997 # On Canadian crosses, CC_FOR_TARGET will have already been set
1998 # by `configure', so we won't have an opportunity to add -Bgcc/
1999 # to it. This is right: we don't want to search that directory
2000 # for binaries, but we want the header files in there, so add
2001 # them explicitly.
2002 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
2003
2004 # Someone might think of using the pre-installed headers on
2005 # Canadian crosses, in case the installed compiler is not fully
2006 # compatible with the compiler being built. In this case, it
2007 # would be better to flag an error than risking having
2008 # incompatible object files being constructed. We can't
2009 # guarantee that an error will be flagged, but let's hope the
2010 # compiler will do it, when presented with incompatible header
2011 # files.
2012 fi
63266560
DD		 2013 fi
2014
0a0d0041 2015 case "${target}-${is_cross_compiler}" in
ec11bdc6 2016 i[[3456789]]86-*-linux*-no)
0a0d0041
TF		 2017 # Here host == target, so we don't need to build gcc,
2018 # so we don't want to discard standard headers.
2019 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
0a0d0041
TF		 2020 ;;
2021 *)
2022 # If we're building newlib, use its generic headers last, but search
2023 # for any libc-related directories first (so make it the last -B
2024 # switch).
2025 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2026 ;;
2027 esac
9e449d3e 2028 ;;
75205f78
DD		 2029 esac
2030 ;;
9e449d3e 2031esac
63266560 2032
5fbad20a
DD		 2033# Allow the user to override the flags for
2034# our build compiler if desired.
2035CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2036
63266560
DD		 2037# On Canadian crosses, we'll be searching the right directories for
2038# the previously-installed cross compiler, so don't bother to add
2039# flags for directories within the install tree of the compiler
2040# being built; programs in there won't even run.
4d5fd396 2041if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
9e449d3e 2042 # Search for pre-installed headers if nothing else fits.
bba45b8b 2043 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
9e449d3e 2044fi
63266560 2045
7c1f909c 2046if test "x${use_gnu_ld}" = x &&
f48556b1 2047 echo " ${configdirs} " | grep " ld " > /dev/null ; then
9e449d3e
AO		 2048 # Arrange for us to find uninstalled linker scripts.
2049 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
2050fi
2051
63266560
DD		 2052if test "x${CC_FOR_TARGET+set}" = xset; then
2053 :
4d5fd396 2054elif test -d ${srcdir}/gcc; then
98fbe43f 2055 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
9e449d3e
AO		 2056elif test "$host" = "$target"; then
2057 CC_FOR_TARGET='$(CC)'
2058else
e78b5cfe 2059 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
9e449d3e 2060fi
a0da8069 2061CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
9e449d3e 2062
75205f78
DD		 2063if test "x${GCJ_FOR_TARGET+set}" = xset; then
2064 :
4d5fd396 2065elif test -d ${srcdir}/gcc; then
75205f78
DD		 2066 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
2067elif test "$host" = "$target"; then
2068 GCJ_FOR_TARGET='gcj'
2069else
e78b5cfe 2070 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
75205f78 2071fi
a0da8069 2072GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
75205f78 2073
4b1cb4fe
DD		 2074if test "x${GFORTRAN_FOR_TARGET+set}" = xset; then
2075 :
2076elif test -d ${srcdir}/gcc; then
2077 GFORTRAN_FOR_TARGET='$$r/gcc/gfortran -B$$r/gcc/'
2078elif test "$host" = "$target"; then
2079 GFORTRAN_FOR_TARGET='gfortran'
2080else
88f64edc 2081 GFORTRAN_FOR_TARGET=`echo gfortran | sed "${program_transform_name}"`
4b1cb4fe
DD		 2082fi
2083case $GFORTRAN_FOR_TARGET in
2084*' $(FLAGS_FOR_TARGET)') ;;
2085*) GFORTRAN_FOR_TARGET=$GFORTRAN_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;;
2086esac
2087
8ee424c0 2088# Don't use libstdc++-v3's flags to configure/build itself.
56f25033 2089libstdcxx_flags='`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'
f2ab5990 2090raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
8ee424c0 2091
63266560 2092if test "x${CXX_FOR_TARGET+set}" = xset; then
75addda2
DJ		 2093 if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
2094 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2095 fi
4d5fd396 2096elif test -d ${srcdir}/gcc; then
2e8357fc
AO		 2097 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
2098 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
2099 # default whereas gcc does not.
930314a4
NN		 2100 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
2101 # all other cases.
2102 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
2103 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
9e449d3e
AO		 2104elif test "$host" = "$target"; then
2105 CXX_FOR_TARGET='$(CXX)'
930314a4 2106 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
9e449d3e 2107else
e78b5cfe 2108 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
930314a4 2109 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
9e449d3e 2110fi
a0da8069
NN		 2111CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2112RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
930314a4 2113
a0da8069
NN		 2114qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2115qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
dec0cb0c
AO		 2116
2117# We want to defer the evaluation of `cmd`s and shell variables in
2118# CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
2119# bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
2120# quotes, but we still have to duplicate `$'s so that shell variables
2121# can be expanded by the nested make as shell variables, not as make
2122# macros.
a0da8069
NN		 2123qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2124qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2125
2126# Wrap CC_FOR_TARGET and friends, for certain types of builds.
2127CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
2128GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
4b1cb4fe 2129GFORTRAN_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GFORTRAN_FOR_TARGET}"
a0da8069
NN		 2130CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
2131RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
2132CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
2133RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
2134
2135# Makefile fragments.
3e707e94
PB		 2136for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2137do
2138 eval fragval=\$$frag
2139 if test $fragval != /dev/null; then
2140 eval $frag=${srcdir}/$fragval
2141 fi
2142done
a0da8069
NN		 2143AC_SUBST_FILE(host_makefile_frag)
2144AC_SUBST_FILE(target_makefile_frag)
2145AC_SUBST_FILE(alphaieee_frag)
2146AC_SUBST_FILE(ospace_frag)
2147
2148# Miscellanea: directories, flags, etc.
2149AC_SUBST(SET_LIB_PATH)
2150AC_SUBST(RPATH_ENVVAR)
2151AC_SUBST(BUILD_PREFIX)
2152AC_SUBST(BUILD_PREFIX_1)
a0da8069
NN		 2153AC_SUBST(gcc_version_trigger)
2154AC_SUBST(gcc_version)
2155AC_SUBST(tooldir)
2156AC_SUBST(build_tooldir)
2157AC_SUBST(GDB_TK)
2158AC_SUBST(gxx_include_dir)
2159AC_SUBST(libstdcxx_incdir)
2160
2161# Build module lists & subconfigure args.
a0da8069 2162AC_SUBST(build_configargs)
6a9cf61e 2163AC_SUBST(build_configdirs)
a0da8069
NN		 2164
2165# Host module lists & subconfigure args.
2166AC_SUBST(host_configargs)
2167AC_SUBST(configdirs)
a0da8069
NN		 2168
2169# Target module lists & subconfigure args.
a0da8069
NN		 2170AC_SUBST(target_configargs)
2171AC_SUBST(target_configdirs)
a0da8069
NN		 2172
2173# Build tools.
a0da8069 2174AC_SUBST(CC_FOR_BUILD)
a0da8069
NN		 2175AC_SUBST(config_shell)
2176
2177# Host tools.
d18f1c9f
NN		 2178NCN_STRICT_CHECK_TOOL(AR, ar)
2179NCN_STRICT_CHECK_TOOL(AS, as)
2180NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2181NCN_STRICT_CHECK_TOOL(LD, ld)
2182NCN_STRICT_CHECK_TOOL(NM, nm)
2183NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2184NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2185NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2186NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
a0da8069
NN		 2187AC_SUBST(CC)
2188AC_SUBST(CXX)
2189AC_SUBST(CFLAGS)
5fbad20a 2190AC_SUBST(CFLAGS_FOR_BUILD)
a0da8069 2191AC_SUBST(CXXFLAGS)
a0da8069
NN		 2192
2193# Target tools.
54752a6b
NN		 2194NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AR_FOR_TARGET, ar)
2195NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AS_FOR_TARGET, as)
2196NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_DLLTOOL_FOR_TARGET, dlltool)
2197NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_LD_FOR_TARGET, ld)
2198NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_NM_FOR_TARGET, nm)
2199NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_RANLIB_FOR_TARGET, ranlib, :)
2200NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_WINDRES_FOR_TARGET, windres)
a0da8069
NN		 2201
2202AC_SUBST(GCC_FOR_TARGET)
2203AC_SUBST(FLAGS_FOR_TARGET)
2204AC_SUBST(CC_FOR_TARGET)
2205AC_SUBST(GCJ_FOR_TARGET)
4b1cb4fe 2206AC_SUBST(GFORTRAN_FOR_TARGET)
a0da8069
NN		 2207AC_SUBST(CXX_FOR_TARGET)
2208AC_SUBST(RAW_CXX_FOR_TARGET)
2209AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2210AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2211
2212# Fix up target tools.
2213if test "x${build}" = "x${host}" ; then
2214 # In this case, the newly built tools can and should be used,
2215 # so we override the results of the autoconf tests.
2216 # This should really only happen when the tools are actually being built,
2217 # but that's a further refinement. The new build scheme, where
2218 # tools are built into a structure paralleling where they're installed,
2219 # should also eliminate all of this cleanly.
2220 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2221 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2222 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2223 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2224 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2225 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2226 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
54752a6b
NN		 2227else
2228 # Just use the ones we found.
2229 AR_FOR_TARGET="\$(CONFIGURED_AR_FOR_TARGET)"
2230 AS_FOR_TARGET="\$(CONFIGURED_AS_FOR_TARGET)"
2231 DLLTOOL_FOR_TARGET="\$(CONFIGURED_DLLTOOL_FOR_TARGET)"
2232 LD_FOR_TARGET="\$(CONFIGURED_LD_FOR_TARGET)"
2233 NM_FOR_TARGET="\$(CONFIGURED_NM_FOR_TARGET)"
2234 RANLIB_FOR_TARGET="\$(CONFIGURED_RANLIB_FOR_TARGET)"
2235 WINDRES_FOR_TARGET="\$(CONFIGURED_WINDRES_FOR_TARGET)"
a0da8069 2236fi
54752a6b
NN		 2237AC_SUBST(AR_FOR_TARGET)
2238AC_SUBST(AS_FOR_TARGET)
2239AC_SUBST(DLLTOOL_FOR_TARGET)
2240AC_SUBST(LD_FOR_TARGET)
2241AC_SUBST(NM_FOR_TARGET)
2242AC_SUBST(RANLIB_FOR_TARGET)
2243AC_SUBST(WINDRES_FOR_TARGET)
2244
a0da8069
NN		 2245# Certain tools may need extra flags.
2246AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2247RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2248NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
252b5132 2249
6b784d9f
AO		 2250AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2251AC_ARG_ENABLE(maintainer-mode,
2252[ --enable-maintainer-mode enable make rules and dependencies not useful
2253 (and sometimes confusing) to the casual installer],
2254 USE_MAINTAINER_MODE=$enableval,
2255 USE_MAINTAINER_MODE=no)
2256AC_MSG_RESULT($USE_MAINTAINER_MODE)
2257AC_SUBST(MAINTAINER_MODE_TRUE)
2258AC_SUBST(MAINTAINER_MODE_FALSE)
2259if test "$USE_MAINTAINER_MODE" = yes; then
2260 MAINTAINER_MODE_TRUE=
2261 MAINTAINER_MODE_FALSE='#'
2262else
2263 MAINTAINER_MODE_TRUE='#'
2264 MAINTAINER_MODE_FALSE=
2265fi
2266MAINT=$MAINTAINER_MODE_TRUE
2267AC_SUBST(MAINT)dnl
2268
1d39f329
NN		 2269# ---------------------
2270# GCC bootstrap support
2271# ---------------------
2272
2273# Stage specific cflags for build.
2274stage1_cflags="-g"
2275case $build in
2276 vax-*-*)
2277 case ${GCC} in
2278 yes) stage1_cflags="-g -Wa,-J" ;;
2279 *) stage1_cflags="-g -J" ;;
2280 esac ;;
2281 powerpc-*-darwin*)
2282 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2283 # sources; use -no-cpp-precomp to get to GNU cpp.
2284 # Apple's GCC has bugs in designated initializer handling, so disable
2285 # that too.
2286 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2287 ;;
2288esac
2289AC_SUBST(stage1_cflags)
2290
dfdffa2c 2291# It makes debugging easier if we create as symlinks the stage directories
9cb3fa6f 2292# gcc for stageN-gcc and stagePREV-gcc for stage(N-1). In case this is not
dfdffa2c
PB		 2293# possible, however, we can resort to mv.
2294AC_CACHE_CHECK([if symbolic links between directories work],
2295[gcc_cv_prog_ln_s_dir],
2296[if test "${LN_S}" = "ln -s" \
2297 && mkdir confdir.s1 \
2298 && ln -s confdir.s1 confdir.s2 \
2299 && echo timestamp1 > confdir.s1/conftest.1 \
2300 && cmp confdir.s1/conftest.1 confdir.s2/conftest.1 \
2301 && echo timestamp2 > confdir.s2/conftest.2 \
2302 && cmp confdir.s1/conftest.2 confdir.s1/conftest.2 \
2303 && rm -f confdir.s2; then
2304 gcc_cv_prog_ln_s_dir=yes
2305else
2306 gcc_cv_prog_ln_s_dir=yes
2307fi
2308rm -rf confdir.s1 confdir.s2])
2309
2310case ${gcc_cv_prog_ln_s_dir} in
2311 yes)
2312 CREATE_LINK_TO_DIR='ln -s $$1 $$2'
2313 UNDO_LINK_TO_DIR='rm -f $$1' ;;
2314 *)
2315 CREATE_LINK_TO_DIR='mv $$1 $$2'
2316 UNDO_LINK_TO_DIR='mv $$1 $$2' ;;
2317esac
2318AC_SUBST(CREATE_LINK_TO_DIR)
2319AC_SUBST(UNDO_LINK_TO_DIR)
2320
1d39f329
NN		 2321# Enable -Werror in bootstrap stage2 and later.
2322# Change the default to "no" on release branches.
2323AC_ARG_ENABLE(werror,
2324[ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2325[enable_werror=yes])
1a6f2dc7
NN		 2326case ${enable_werror} in
2327 yes) stage2_werror_flag="--enable-werror-always" ;;
2328 *) stage2_werror_flag="" ;;
1d39f329 2329esac
1a6f2dc7 2330AC_SUBST(stage2_werror_flag)
1d39f329 2331
315b3b02
L		 2332# If gcc is built natively with shared library enabled, set
2333# $RPATH_ENVVAR to make sure the newly built gcc shared librares are
2334# used.
2335SET_GCC_LIB_PATH=
2336if test -d ${srcdir}/gcc && test x${is_cross_compiler} = xno; then
2337 case "${enable_shared}" in
2338 no | "") ;;
2339 *)
2340 eval "d=\$$RPATH_ENVVAR"
2341 if test x"$d" != x; then
2342 d="$pwd/gcc:$d"
2343 else
2344 d="$pwd/gcc"
2345 fi
2346 SET_GCC_LIB_PATH="\$(RPATH_ENVVAR)=$d; export \$(RPATH_ENVVAR);"
2347 ;;
2348 esac
2349fi
2350AC_SUBST(SET_GCC_LIB_PATH)
2351
a0da8069 2352AC_OUTPUT(Makefile)
GDB Binutils - Deliverables
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