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beeaf216 1# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
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2# 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
3# Free Software Foundation, Inc.
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4#
5# This file is free software; you can redistribute it and/or modify it
6# under the terms of the GNU General Public License as published by
309c24a9 7# the Free Software Foundation; either version 3 of the License, or
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8# (at your option) any later version.
9#
10# This program is distributed in the hope that it will be useful, but
11# WITHOUT ANY WARRANTY; without even the implied warranty of
12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13# General Public License for more details.
14#
15# You should have received a copy of the GNU General Public License
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16# along with this program; see the file COPYING3. If not see
17# <http://www.gnu.org/licenses/>.
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18
19##############################################################################
671aa708
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20### WARNING: this file contains embedded tabs. Do not run untabify on this file.
21
7142fb32
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22m4_include(config/acx.m4)
23m4_include(config/override.m4)
38d24731 24m4_include(config/proginstall.m4)
7413962d 25m4_include(config/elf.m4)
592c90ff
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26m4_include([libtool.m4])
27m4_include([ltoptions.m4])
28m4_include([ltsugar.m4])
29m4_include([ltversion.m4])
30m4_include([lt~obsolete.m4])
ad6717df 31
671aa708 32AC_INIT(move-if-change)
df58e648 33AC_PREREQ(2.64)
0115d4a3 34AC_DISABLE_OPTION_CHECKING
1c710c3c 35
ad33ff57
RW
36progname=$0
37# if PWD already has a value, it is probably wrong.
38if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
39
40# Export original configure arguments for use by sub-configures.
41# Quote arguments with shell meta charatcers.
42TOPLEVEL_CONFIGURE_ARGUMENTS=
43set -- "$progname" "$@"
44for ac_arg
45do
46 case "$ac_arg" in
47 *" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
48 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
49 # if the argument is of the form -foo=baz, quote the baz part only
50 ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
51 *) ;;
52 esac
53 # Add the quoted argument to the list.
54 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
55done
56if test "$silent" = yes; then
57 TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
58fi
59# Remove the initial space we just introduced and, as these will be
60# expanded by make, quote '$'.
61TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
62AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
63
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64# Find the build, host, and target systems.
65ACX_NONCANONICAL_BUILD
66ACX_NONCANONICAL_HOST
67ACX_NONCANONICAL_TARGET
68
69dnl Autoconf 2.5x and later will set a default program prefix if
70dnl --target was used, even if it was the same as --host. Disable
71dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
72dnl to take effect.
73test "$host_noncanonical" = "$target_noncanonical" &&
74 test "$program_prefix$program_suffix$program_transform_name" = \
75 NONENONEs,x,x, &&
76 program_transform_name=s,y,y,
77
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78AC_CANONICAL_SYSTEM
79AC_ARG_PROGRAM
80
1c710c3c 81m4_pattern_allow([^AS_FOR_TARGET$])dnl
0999159b 82m4_pattern_allow([^AS_FOR_BUILD$])dnl
1c710c3c 83
775956d0
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84# Get 'install' or 'install-sh' and its variants.
85AC_PROG_INSTALL
ad6717df 86ACX_PROG_LN
148907ea 87AC_PROG_LN_S
87264276
PB
88AC_PROG_SED
89AC_PROG_AWK
775956d0 90
671aa708
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91### we might need to use some other shell than /bin/sh for running subshells
92### If we are on Windows, search for the shell. This will permit people
93### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
94### without also having to set CONFIG_SHELL. This code will work when
95### using bash, which sets OSTYPE.
96case "${OSTYPE}" in
97*win32*)
98 if test x${CONFIG_SHELL} = x ; then
99 if test ! -f /bin/sh ; then
100 if test x${SHELL} != x && test -f ${SHELL} ; then
101 CONFIG_SHELL=${SHELL}
102 export CONFIG_SHELL
103 else
104 for prog in sh sh.exe bash bash.exe; do
105 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
106 for dir in $PATH; do
107 test -z "$dir" && dir=.
108 if test -f $dir/$prog; then
109 CONFIG_SHELL=$dir/$prog
110 export CONFIG_SHELL
111 break
112 fi
113 done
114 IFS="$save_ifs"
115 test -n "${CONFIG_SHELL}" && break
116 done
117 fi
118 fi
119 fi
120 ;;
121esac
122
123config_shell=${CONFIG_SHELL-/bin/sh}
124
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125moveifchange=${srcdir}/move-if-change
126
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127srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
128
129# We pass INSTALL explicitly to sub-makes. Make sure that it is not
130# a relative path.
131if test "$INSTALL" = "${srcdir}/install-sh -c"; then
132 INSTALL="${srcpwd}/install-sh -c"
133fi
134
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135# Set srcdir to "." if that's what it is.
136# This is important for multilib support.
137pwd=`${PWDCMD-pwd}`
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138if test "${pwd}" = "${srcpwd}" ; then
139 srcdir=.
140fi
141
142topsrcdir=$srcpwd
6599da04 143
4977bab6 144extra_host_args=
afabd8e6 145
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146### To add a new directory to the tree, first choose whether it is a target
147### or a host dependent tool. Then put it into the appropriate list
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148### (library or tools, host or target), doing a dependency sort.
149
150# Subdirs will be configured in the order listed in build_configdirs,
151# configdirs, or target_configdirs; see the serialization section below.
152
153# Dependency sorting is only needed when *configuration* must be done in
154# a particular order. In all cases a dependency should be specified in
155# the Makefile, whether or not it's implicitly specified here.
6599da04 156
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157# Double entries in build_configdirs, configdirs, or target_configdirs may
158# cause circular dependencies and break everything horribly.
6599da04 159
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160# these library is used by various programs built for the build
161# environment
162#
163build_libs="build-libiberty"
164
165# these tools are built for the build environment
71b5d516 166build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
23f6b2f9 167
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168# these libraries are used by various programs built for the host environment
169#
f61428ed 170host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc ppl cloog libelf libiconv"
6599da04 171
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172# these tools are built for the host environment
173# Note, the powerpc-eabi build depends on sim occurring before gdb in order to
174# know that we are building the simulator.
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175# binutils, gas and ld appear in that order because it makes sense to run
176# "make check" in that particular order.
5afab7ad 177# If --enable-gold is used, "gold" will replace "ld".
8c32c9f0 178host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc cgen sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
5d4a5ee6 179
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180# libgcj represents the runtime libraries only used by gcj.
181libgcj="target-libffi \
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182 target-zlib \
183 target-qthreads \
184 target-libjava"
185
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186# these libraries are built for the target environment, and are built after
187# the host libraries and the host tools (which may be a cross compiler)
188#
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189target_libraries="target-libgcc \
190 target-libiberty \
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191 target-libgloss \
192 target-newlib \
6d3b5aea 193 target-libgomp \
cb543528 194 target-libstdc++-v3 \
6de9cd9a 195 target-libmudflap \
77008252 196 target-libssp \
6de9cd9a 197 target-libgfortran \
7cd0cf9c 198 target-boehm-gc \
77d187bc 199 ${libgcj} \
d9cdb878 200 target-libobjc \
6d3b5aea 201 target-libada"
6599da04 202
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203# these tools are built using the target libraries, and are intended to
204# run only in the target environment
6599da04 205#
4dbda6f0 206# note: any program that *uses* libraries that are in the "target_libraries"
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207# list belongs in this list. those programs are also very likely
208# candidates for the "native_only" list which follows
209#
97286f7f 210target_tools="target-examples target-groff target-gperf target-rda"
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211
212################################################################################
213
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214## All tools belong in one of the four categories, and are assigned above
215## We assign ${configdirs} this way to remove all embedded newlines. This
216## is important because configure will choke if they ever get through.
217## ${configdirs} is directories we build using the host tools.
218## ${target_configdirs} is directories we build using the target tools.
6599da04 219configdirs=`echo ${host_libs} ${host_tools}`
4dbda6f0 220target_configdirs=`echo ${target_libraries} ${target_tools}`
71b5d516 221build_configdirs=`echo ${build_libs} ${build_tools}`
8b87bb96 222
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223m4_divert_text([PARSE_ARGS],
224[ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
225])
226
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227################################################################################
228
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229srcname="gnu development package"
230
231# This gets set non-empty for some net releases of packages.
232appdirs=""
233
e1848dde
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234# Define is_cross_compiler to save on calls to 'test'.
235is_cross_compiler=
236if test x"${host}" = x"${target}" ; then
237 is_cross_compiler=no
238else
239 is_cross_compiler=yes
240fi
241
b4acb5ef 242# Find the build and target subdir names.
8b87bb96 243GCC_TOPLEV_SUBDIRS
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244# Be sure to cover against remnants of an in-tree build.
245if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
246 AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
247Use a pristine source tree when building in a separate tree])
248fi
f653f0ab 249
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250# Skipdirs are removed silently.
251skipdirs=
252# Noconfigdirs are removed loudly.
253noconfigdirs=""
6599da04 254
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255use_gnu_ld=
256# Make sure we don't let GNU ld be added if we didn't want it.
257if test x$with_gnu_ld = xno ; then
258 use_gnu_ld=no
5afab7ad 259 noconfigdirs="$noconfigdirs ld gold"
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260fi
261
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262use_gnu_as=
263# Make sure we don't let GNU as be added if we didn't want it.
264if test x$with_gnu_as = xno ; then
265 use_gnu_as=no
266 noconfigdirs="$noconfigdirs gas"
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267fi
268
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269use_included_zlib=
270# Make sure we don't let ZLIB be added if we didn't want it.
271if test x$with_system_zlib = xyes ; then
272 use_included_zlib=no
273 noconfigdirs="$noconfigdirs zlib"
274fi
275
55380b08
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276# some tools are so dependent upon X11 that if we're not building with X,
277# it's not even worth trying to configure, much less build, that tool.
6599da04 278
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279case ${with_x} in
280 yes | "") ;; # the default value for this tree is that X11 is available
423ce3eb 281 no)
b4f96efe 282 skipdirs="${skipdirs} tk itcl libgui"
423ce3eb
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283 # We won't be able to build gdbtk without X.
284 enable_gdbtk=no
285 ;;
55380b08
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286 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
287esac
6599da04 288
55380b08 289# Some tools are only suitable for building in a "native" situation.
95ddd785 290# Remove these if host!=target.
9e299237 291native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
95ddd785
NN
292
293# Similarly, some are only suitable for cross toolchains.
294# Remove these if host=target.
295cross_only="target-libgloss target-newlib target-opcodes"
6599da04 296
55380b08
NN
297case $is_cross_compiler in
298 no) skipdirs="${skipdirs} ${cross_only}" ;;
299 yes) skipdirs="${skipdirs} ${native_only}" ;;
300esac
6599da04 301
0c639b89
DD
302# If both --with-headers and --with-libs are specified, default to
303# --without-newlib.
9082a750
MR
304if test x"${with_headers}" != x && test x"${with_headers}" != xno \
305 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
0c639b89
DD
306 if test x"${with_newlib}" = x ; then
307 with_newlib=no
308 fi
309fi
310
311# Recognize --with-newlib/--without-newlib.
312case ${with_newlib} in
313 no) skipdirs="${skipdirs} target-newlib" ;;
314 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
315esac
316
5afab7ad
ILT
317# Handle --enable-gold.
318
319AC_ARG_ENABLE(gold,
320[ --enable-gold use gold instead of ld],
321ENABLE_GOLD=$enableval,
322ENABLE_GOLD=no)
323if test "${ENABLE_GOLD}" = "yes"; then
324 # Check for ELF target.
325 is_elf=no
326 case "${target}" in
327 *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
328 | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
144c9175 329 | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
5afab7ad
ILT
330 case "${target}" in
331 *-*-linux*aout* | *-*-linux*oldld*)
332 ;;
333 *)
334 is_elf=yes
335 ;;
336 esac
337 esac
338
339 if test "$is_elf" = "yes"; then
340 # Check for target supported by gold.
341 case "${target}" in
7f1245df 342 i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
5afab7ad
ILT
343 configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
344 ;;
345 esac
346 fi
347fi
348
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349# Configure extra directories which are host specific
350
351case "${host}" in
55380b08 352 *-cygwin*)
4977bab6 353 configdirs="$configdirs libtermcap" ;;
6599da04
JM
354esac
355
4fab7234
HPN
356# A target can indicate whether a language isn't supported for some reason.
357# Only spaces may be used in this macro; not newlines or tabs.
358unsupported_languages=
359
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360# Remove more programs from consideration, based on the host or
361# target this usually means that a port of the program doesn't
362# exist yet.
363
6599da04 364case "${host}" in
18a53ffe
JL
365 hppa*64*-*-*)
366 noconfigdirs="$noconfigdirs byacc"
367 ;;
f2a0e225 368 i[[3456789]]86-*-vsta)
b4f96efe 369 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
6599da04 370 ;;
f2a0e225 371 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
b4f96efe 372 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
3aa83176 373 ;;
738a52d3
KT
374 x86_64-*-mingw*)
375 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
376 ;;
f2a0e225 377 i[[3456789]]86-*-mingw32*)
b4f96efe 378 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
b91f0a41 379 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool newlib"
3aa83176 380 ;;
f2a0e225 381 i[[3456789]]86-*-beos*)
b4f96efe 382 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
3aa83176 383 ;;
d207ebef 384 *-*-cygwin*)
a22c2d8d 385 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
6599da04 386 ;;
5d4a5ee6 387 *-*-netbsd*)
a22c2d8d 388 noconfigdirs="$noconfigdirs rcs"
5d4a5ee6 389 ;;
6599da04 390 ppc*-*-pe)
b4f96efe 391 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
c135ea39 392 ;;
0da3b5a7 393 powerpc-*-beos*)
b4f96efe 394 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
0da3b5a7 395 ;;
6599da04
JM
396esac
397
6de9cd9a 398
d9cdb878 399AC_ARG_ENABLE(libada,
30b74385 400[ --enable-libada build libada directory],
d9cdb878
AC
401ENABLE_LIBADA=$enableval,
402ENABLE_LIBADA=yes)
403if test "${ENABLE_LIBADA}" != "yes" ; then
5395b47b 404 noconfigdirs="$noconfigdirs gnattools"
d9cdb878
AC
405fi
406
ef0087a7 407AC_ARG_ENABLE(libssp,
30b74385 408[ --enable-libssp build libssp directory],
ef0087a7
KH
409ENABLE_LIBSSP=$enableval,
410ENABLE_LIBSSP=yes)
ef0087a7 411
8343765d
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412# Save it here so that, even in case of --enable-libgcj, if the Java
413# front-end isn't enabled, we still get libgcj disabled.
414libgcj_saved=$libgcj
415case $enable_libgcj in
416yes)
417 # If we reset it here, it won't get added to noconfigdirs in the
418 # target-specific build rules, so it will be forcibly enabled
419 # (unless the Java language itself isn't enabled).
420 libgcj=
421 ;;
422no)
423 # Make sure we get it printed in the list of not supported target libs.
424 noconfigdirs="$noconfigdirs ${libgcj}"
425 ;;
426esac
427
6de9cd9a 428
27079765
AH
429# Disable libmudflap on some systems.
430if test x$enable_libmudflap = x ; then
dfcada9a 431 case "${target}" in
416ac4d4 432 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
98a5bb3b 433 # Enable libmudflap by default in GNU and friends.
dfcada9a 434 ;;
a3e8d8b4
LR
435 *-*-freebsd*)
436 # Enable libmudflap by default in FreeBSD.
437 ;;
dfcada9a
MM
438 *)
439 # Disable it by default everywhere else.
440 noconfigdirs="$noconfigdirs target-libmudflap"
441 ;;
442 esac
27079765 443fi
6de9cd9a 444
27079765
AH
445# Disable libgomp on non POSIX hosted systems.
446if test x$enable_libgomp = x ; then
953ff289
DN
447 # Enable libgomp by default on hosted POSIX systems.
448 case "${target}" in
416ac4d4 449 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
953ff289
DN
450 ;;
451 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
452 ;;
04879af3 453 *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
953ff289 454 ;;
cac90078 455 *-*-darwin* | *-*-aix*)
953ff289
DN
456 ;;
457 *)
458 noconfigdirs="$noconfigdirs target-libgomp"
459 ;;
460 esac
27079765 461fi
953ff289 462
c03353e2
RIL
463# Default libgloss CPU subdirectory.
464libgloss_dir="$target_cpu"
6de9cd9a 465
6599da04 466case "${target}" in
3fa03ff9 467 *-*-chorusos)
cb253473 468 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
3fa03ff9 469 ;;
75eeae1a 470 powerpc-*-darwin*)
e1514c3f 471 noconfigdirs="$noconfigdirs ld gas gdb gprof"
9c8f9ec2 472 noconfigdirs="$noconfigdirs sim target-rda"
940cde4d 473 ;;
354ebf88
RW
474 i[[3456789]]86-*-darwin*)
475 noconfigdirs="$noconfigdirs ld gprof"
476 noconfigdirs="$noconfigdirs sim target-rda"
477 ;;
478 x86_64-*-darwin[[912]]*)
0db3a858
TG
479 noconfigdirs="$noconfigdirs ld gas gprof"
480 noconfigdirs="$noconfigdirs sim target-rda"
481 ;;
42c1cd8a
AT
482 *-*-darwin*)
483 noconfigdirs="$noconfigdirs ld gas gdb gprof"
484 noconfigdirs="$noconfigdirs sim target-rda"
485 noconfigdirs="$noconfigdirs ${libgcj}"
486 ;;
671aa708 487 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
cb253473 488 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
ef98ad7b 489 ;;
c3f84f61 490 *-*-freebsd*)
6de9cd9a
DN
491 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
492 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
493 && test -f /usr/local/include/gmp.h; then
494 with_gmp=/usr/local
495 fi
496
497 # Skip some stuff that's unsupported on some FreeBSD configurations.
498 case "${target}" in
499 i*86-*-*) ;;
500 alpha*-*-*) ;;
f3f623ae 501 x86_64-*-*) ;;
6de9cd9a 502 *)
cb253473 503 noconfigdirs="$noconfigdirs ${libgcj}"
6de9cd9a
DN
504 ;;
505 esac
506 ;;
ef4e7569
US
507 *-*-kaos*)
508 # Remove unsupported stuff on all kaOS configurations.
cb253473 509 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
ef4e7569
US
510 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
511 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
512 noconfigdirs="$noconfigdirs target-libgloss"
513 ;;
51584787
JT
514 *-*-netbsd*)
515 # Skip some stuff on all NetBSD configurations.
fbf86afb 516 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
51584787
JT
517
518 # Skip some stuff that's unsupported on some NetBSD configurations.
519 case "${target}" in
320d7e7a 520 i*86-*-netbsdelf*) ;;
0590b963 521 arm*-*-netbsdelf*) ;;
51584787 522 *)
cb253473 523 noconfigdirs="$noconfigdirs ${libgcj}"
51584787
JT
524 ;;
525 esac
526 ;;
61fec9ff 527 *-*-netware*)
cb253473 528 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
6599da04 529 ;;
3fbc0b70 530 *-*-rtems*)
e4522f78 531 skipdirs="${skipdirs} target-libiberty"
cb253473 532 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
3fbc0b70 533 ;;
a8ba31f2
EC
534 # The tpf target doesn't support gdb yet.
535 *-*-tpf*)
cb253473 536 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
a8ba31f2 537 ;;
5785c0ed 538 *-*-uclinux*)
cb253473 539 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
5785c0ed 540 ;;
6599da04 541 *-*-vxworks*)
cb253473 542 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
6599da04 543 ;;
b104e095 544 alpha*-dec-osf*)
603606e7
NN
545 # ld works, but does not support shared libraries.
546 # newlib is not 64 bit ready. I'm not sure about fileutils.
6599da04 547 # gas doesn't generate exception information.
603606e7 548 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
6599da04
JM
549 ;;
550 alpha*-*-*vms*)
8406cb62 551 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
6599da04 552 ;;
9e9af119
MH
553 alpha*-*-linux*)
554 # newlib is not 64 bit ready
d340e0ac 555 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
9e9af119 556 ;;
6599da04
JM
557 alpha*-*-*)
558 # newlib is not 64 bit ready
cb253473 559 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
6599da04 560 ;;
33952f6f 561 am33_2.0-*-linux*)
cb253473 562 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
33952f6f 563 ;;
53b475f0 564 sh-*-linux*)
cb253473 565 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
53b475f0 566 ;;
3a685f6f 567 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
cb253473 568 noconfigdirs="$noconfigdirs ${libgcj}"
7743113b 569 noconfigdirs="$noconfigdirs target-examples"
d207ebef 570 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
b4f96efe 571 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
3a685f6f
NC
572 noconfigdirs="$noconfigdirs expect dejagnu"
573 # the C++ libraries don't build on top of CE's C libraries
cb543528 574 noconfigdirs="$noconfigdirs target-libstdc++-v3"
fbf86afb 575 noconfigdirs="$noconfigdirs target-newlib"
3a685f6f
NC
576 case "${host}" in
577 *-*-cygwin*) ;; # keep gdb and readline
aa9c3ab4 578 *) noconfigdirs="$noconfigdirs gdb readline"
3a685f6f
NC
579 ;;
580 esac
c03353e2 581 libgloss_dir=wince
3a685f6f 582 ;;
d207ebef 583 arc-*-*)
cb253473 584 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef 585 ;;
9d069a4f 586 arm-semi-aof )
9d069a4f 587 ;;
5831424e 588 arm-*-coff | strongarm-*-coff | xscale-*-coff)
cb253473 589 noconfigdirs="$noconfigdirs ${libgcj}"
c03353e2 590 libgloss_dir=arm
5831424e 591 ;;
b3f8d95d 592 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
5831424e 593 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
c03353e2 594 libgloss_dir=arm
5831424e 595 ;;
077fc835 596 arm*-*-linux-gnueabi)
c4e9bf2b 597 noconfigdirs="$noconfigdirs target-qthreads"
83f4c19f
DD
598 case ${with_newlib} in
599 no) noconfigdirs="$noconfigdirs target-newlib target-libgloss"
600 esac
c03353e2 601 libgloss_dir=arm
077fc835 602 ;;
972974fc 603 arm*-*-symbianelf*)
cb253473 604 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
c03353e2 605 libgloss_dir=arm
972974fc 606 ;;
6599da04 607 arm-*-pe*)
cb253473 608 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
6599da04 609 ;;
e98e406f 610 thumb-*-coff)
cb253473 611 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
e98e406f 612 ;;
d207ebef 613 thumb-*-elf)
cb253473 614 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef 615 ;;
d207ebef 616 thumb-*-pe)
cb253473 617 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef 618 ;;
5d4a5ee6 619 arm-*-riscix*)
cb253473 620 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
5d4a5ee6 621 ;;
6ff14f32 622 avr-*-*)
ac3949d9 623 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
6ff14f32 624 ;;
6b65a26d 625 bfin-*-*)
1c3c9f12
JZ
626 unsupported_languages="$unsupported_languages java"
627 noconfigdirs="$noconfigdirs target-boehm-gc gdb"
61efc800 628 if test x${is_cross_compiler} != xno ; then
6b65a26d
CM
629 target_configdirs="${target_configdirs} target-bsp target-cygmon"
630 fi
631 ;;
a5a438f5 632 c4x-*-* | tic4x-*-*)
cb253473 633 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
ab50d72b
DD
634 ;;
635 c54x*-*-* | tic54x-*-*)
cb253473 636 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
ab50d72b 637 ;;
c993ae60
SR
638 cr16-*-*)
639 noconfigdirs="$noconfigdirs ${libgcj} gdb"
640 ;;
40d64b5a 641 cris-*-* | crisv32-*-*)
4fab7234 642 unsupported_languages="$unsupported_languages java"
40d64b5a 643 case "${target}" in
c2e0d3a9 644 *-*-aout)
7f26dfa3 645 unsupported_languages="$unsupported_languages fortran"
4fab7234 646 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
c2e0d3a9 647 *-*-elf)
789ec619 648 noconfigdirs="$noconfigdirs target-boehm-gc";;
c2e0d3a9 649 *-*-linux*)
789ec619 650 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
40d64b5a 651 *)
7f26dfa3 652 unsupported_languages="$unsupported_languages fortran"
cb253473 653 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
40d64b5a 654 esac
c03353e2 655 libgloss_dir=cris
f48a3b5c 656 ;;
25b656e7 657 crx-*-*)
cb253473 658 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
25b656e7 659 ;;
6599da04 660 d10v-*-*)
cb253473 661 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
d207ebef
JM
662 ;;
663 d30v-*-*)
cb253473 664 noconfigdirs="$noconfigdirs ${libgcj} gdb"
6599da04 665 ;;
c03353e2
RIL
666 ep9312-*-elf | ep9312-*-coff)
667 libgloss_dir=arm
668 ;;
09b5f8bf 669 fr30-*-elf*)
cb253473 670 noconfigdirs="$noconfigdirs ${libgcj} gdb"
09b5f8bf 671 ;;
ee777171 672 frv-*-*)
cb253473 673 noconfigdirs="$noconfigdirs ${libgcj}"
ee777171 674 ;;
55f2d967
AG
675 moxie-*-*)
676 noconfigdirs="$noconfigdirs ${libgcj}"
677 noconfigdirs="$noconfigdirs gprof"
678 ;;
ab50d72b 679 h8300*-*-*)
cb253473 680 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
ab50d72b 681 ;;
6599da04 682 h8500-*-*)
cb253473 683 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
6599da04 684 ;;
9d069a4f 685 hppa1.1-*-osf* | hppa1.1-*-bsd* )
9d069a4f 686 ;;
cdbff0ab
AM
687 hppa*64*-*-linux* | parisc*64*-*-linux*)
688 # In this case, it's because the hppa64-linux target is for
689 # the kernel only at this point and has no libc, and thus no
690 # headers, crt*.o, etc., all of which are needed by these.
691 noconfigdirs="$noconfigdirs target-zlib"
692 ;;
3e732ba0
JDA
693 parisc*-*-linux* | hppa*-*-linux*)
694 ;;
6599da04 695 hppa*-*-*elf* | \
bae29210 696 hppa*-*-lites* | \
66350331 697 hppa*-*-openbsd* | \
bae29210 698 hppa*64*-*-*)
cb253473 699 noconfigdirs="$noconfigdirs ${libgcj}"
6599da04 700 ;;
2a332582
JDA
701 hppa*-hp-hpux11*)
702 noconfigdirs="$noconfigdirs ld shellutils"
703 ;;
c03353e2
RIL
704 hppa*-*-pro*)
705 libgloss_dir=pa
706 ;;
6599da04 707 hppa*-*-*)
b2964d63
AO
708 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
709 # build on HP-UX 10.20.
cb253473 710 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
d207ebef 711 ;;
fb87ad5d 712 i960-*-*)
cb253473 713 noconfigdirs="$noconfigdirs ${libgcj} gdb"
fb87ad5d 714 ;;
d207ebef
JM
715 ia64*-*-elf*)
716 # No gdb support yet.
b4f96efe 717 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
d207ebef 718 ;;
ab50d72b
DD
719 ia64*-**-hpux*)
720 # No gdb or ld support yet.
cb253473 721 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
ab50d72b 722 ;;
52535a64
DR
723 ia64*-*-*vms*)
724 # No gdb or ld support yet.
725 noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
726 ;;
9d069a4f 727 i370-*-opened*)
9d069a4f 728 ;;
f2a0e225 729 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
cb253473 730 noconfigdirs="$noconfigdirs ${libgcj}"
c03353e2 731 libgloss_dir=i386
6599da04 732 ;;
f2a0e225 733 i[[3456789]]86-*-linux*)
d0af82b0
HPN
734 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
735 # not build java stuff by default.
736 case "${target}" in
737 *-*-*libc1*)
cb253473 738 noconfigdirs="$noconfigdirs ${libgcj}";;
d0af82b0
HPN
739 esac
740
9a06dc7d
TF
741 # This section makes it possible to build newlib natively on linux.
742 # If we are using a cross compiler then don't configure newlib.
743 if test x${is_cross_compiler} != xno ; then
3aa83176 744 noconfigdirs="$noconfigdirs target-newlib"
9a06dc7d
TF
745 fi
746 noconfigdirs="$noconfigdirs target-libgloss"
747 # If we are not using a cross compiler, do configure newlib.
748 # Note however, that newlib will only be configured in this situation
749 # if the --with-newlib option has been given, because otherwise
750 # 'target-newlib' will appear in skipdirs.
9a06dc7d 751 ;;
ef4c4300
KT
752 i[[3456789]]86-w64-mingw*)
753 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
754 ;;
755 i[[3456789]]86-*-mingw*)
b91f0a41
CV
756 target_configdirs="$target_configdirs target-winsup"
757 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
5d571eaa 758 ;;
738a52d3 759 x86_64-*-mingw*)
738a52d3 760 noconfigdirs="$noconfigdirs expect target-libgloss target-newlib ${libgcj}"
5d571eaa 761 ;;
d207ebef
JM
762 *-*-cygwin*)
763 target_configdirs="$target_configdirs target-libtermcap target-winsup"
449223af 764 noconfigdirs="$noconfigdirs target-gperf target-libgloss"
801e2270 765 # always build newlib if winsup directory is present.
b91f0a41 766 if test -d "$srcdir/winsup/cygwin"; then
801e2270 767 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
c8e6cd41 768 elif test -d "$srcdir/newlib"; then
b91f0a41 769 echo "Warning: winsup/cygwin is missing so newlib can't be built."
801e2270 770 fi
5d571eaa 771 ;;
9d069a4f
PB
772 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
773 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
9d069a4f 774 ;;
f2a0e225 775 i[[3456789]]86-*-pe)
cb253473 776 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
6599da04 777 ;;
f2a0e225 778 i[[3456789]]86-*-sco3.2v5*)
6599da04
JM
779 # The linker does not yet know about weak symbols in COFF,
780 # and is not configured to handle mixed ELF and COFF.
cb253473 781 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
6599da04 782 ;;
f2a0e225 783 i[[3456789]]86-*-sco*)
cb253473 784 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04 785 ;;
f2a0e225 786 i[[3456789]]86-*-solaris2*)
7c01b2b5 787 noconfigdirs="$noconfigdirs target-libgloss"
6599da04 788 ;;
f2a0e225 789 i[[3456789]]86-*-sysv4*)
cb253473 790 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
6599da04 791 ;;
f2a0e225 792 i[[3456789]]86-*-beos*)
cb253473 793 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
3aa83176 794 ;;
d1f8db0c
PB
795 i[[3456789]]86-*-rdos*)
796 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
797 ;;
fb87ad5d 798 m32r-*-*)
cb253473 799 noconfigdirs="$noconfigdirs ${libgcj}"
fb87ad5d 800 ;;
2b997990 801 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
cb253473 802 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
c03353e2 803 libgloss_dir=m68hc11
2b997990 804 ;;
d207ebef 805 m68k-*-elf*)
cb253473 806 noconfigdirs="$noconfigdirs ${libgcj}"
d207ebef
JM
807 ;;
808 m68k-*-coff*)
cb253473 809 noconfigdirs="$noconfigdirs ${libgcj}"
d207ebef 810 ;;
c03353e2
RIL
811 m68*-*-* | fido-*-*)
812 libgloss_dir=m68k
813 ;;
56ae9405
NC
814 mcore-*-pe*)
815 # The EPOC C++ environment does not support exceptions or rtti,
816 # and so building libstdc++-v3 tends not to always work.
817 noconfigdirs="$noconfigdirs target-libstdc++-v3"
818 ;;
d344dce9 819 mmix-*-*)
4fab7234 820 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
7f26dfa3 821 unsupported_languages="$unsupported_languages fortran java"
d344dce9 822 ;;
6599da04 823 mn10200-*-*)
cb253473 824 noconfigdirs="$noconfigdirs ${libgcj}"
6599da04
JM
825 ;;
826 mn10300-*-*)
cb253473 827 noconfigdirs="$noconfigdirs ${libgcj}"
6599da04 828 ;;
ab34901f 829 mt-*-*)
79dd769c
AH
830 noconfigdirs="$noconfigdirs sim"
831 ;;
6599da04
JM
832 powerpc-*-aix*)
833 # copied from rs6000-*-* entry
a891a473 834 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
6599da04
JM
835 ;;
836 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
837 target_configdirs="$target_configdirs target-winsup"
cb253473 838 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
6599da04
JM
839 # always build newlib.
840 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
841 ;;
842 # This is temporary until we can link against shared libraries
843 powerpcle-*-solaris*)
cb253473 844 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
c03353e2 845 libgloss_dir=rs6000
6599da04 846 ;;
0da3b5a7 847 powerpc-*-beos*)
cb253473 848 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
0da3b5a7 849 ;;
d207ebef 850 powerpc-*-eabi)
cb253473 851 noconfigdirs="$noconfigdirs ${libgcj}"
c03353e2 852 libgloss_dir=rs6000
9d069a4f
PB
853 ;;
854 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
c03353e2 855 libgloss_dir=rs6000
d207ebef 856 ;;
6599da04 857 rs6000-*-lynxos*)
cb253473 858 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
6599da04
JM
859 ;;
860 rs6000-*-aix*)
a891a473 861 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
6599da04
JM
862 ;;
863 rs6000-*-*)
cb253473 864 noconfigdirs="$noconfigdirs gprof ${libgcj}"
6599da04
JM
865 ;;
866 m68k-apollo-*)
cb253473 867 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
6599da04 868 ;;
ca9fe997
ME
869 microblaze*)
870 noconfigdirs="$noconfigdirs gprof ${libgcj}"
871 ;;
d9dced13
RS
872 mips*-sde-elf*)
873 skipdirs="$skipdirs target-libiberty"
874 noconfigdirs="$noconfigdirs ${libgcj}"
875 if test x$with_newlib = xyes; then
876 noconfigdirs="$noconfigdirs gprof"
877 fi
878 libgloss_dir=mips
879 ;;
6599da04 880 mips*-*-irix5*)
cb253473 881 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04
JM
882 ;;
883 mips*-*-irix6*)
b2964d63
AO
884 # Linking libjava exceeds command-line length limits on at least
885 # IRIX 6.2, but not on IRIX 6.5.
886 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
887 # <oldham@codesourcery.com>
cb253473 888 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04 889 ;;
6599da04 890 mips*-*-bsd*)
cb253473 891 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04 892 ;;
9bec4bf0 893 mips*-*-linux*)
c01d477a 894 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
9bec4bf0 895 ;;
6599da04 896 mips*-*-*)
cb253473 897 noconfigdirs="$noconfigdirs gprof ${libgcj}"
c03353e2 898 libgloss_dir=mips
6599da04
JM
899 ;;
900 romp-*-*)
cb253473 901 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
6599da04 902 ;;
669f01d8 903 sh-*-* | sh64-*-*)
6599da04 904 case "${host}" in
f2a0e225
KC
905 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
906 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
907 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
6599da04
JM
908 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
909 esac
ea2002ba
CB
910 case "${target}" in
911 sh*-*-elf)
912 noconfigdirs="$noconfigdirs ${libgcj}" ;;
913 *)
914 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" ;;
915 esac
6599da04 916 ;;
c03353e2
RIL
917 sparclet-*-aout* | sparc86x-*-*)
918 libgloss_dir=sparc
919 ;;
5d4a5ee6 920 sparc-*-elf*)
cb253473 921 noconfigdirs="$noconfigdirs ${libgcj}"
5d4a5ee6
JL
922 ;;
923 sparc64-*-elf*)
cb253473 924 noconfigdirs="$noconfigdirs ${libgcj}"
c03353e2 925 libgloss_dir=sparc
5d4a5ee6 926 ;;
d207ebef 927 sparclite-*-*)
cb253473 928 noconfigdirs="$noconfigdirs ${libgcj}"
c03353e2 929 libgloss_dir=sparc
5d4a5ee6 930 ;;
6599da04 931 sparc-*-sunos4*)
cb253473 932 noconfigdirs="$noconfigdirs ${libgcj}"
aeaa0f2f 933 if test x${is_cross_compiler} != xno ; then
e1da1089 934 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
6599da04
JM
935 else
936 use_gnu_ld=no
937 fi
938 ;;
bba5e0ca 939 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
cb253473 940 noconfigdirs="$noconfigdirs ${libgcj}"
bba5e0ca 941 ;;
b7c13625 942 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
1ace7e15 943 ;;
b42f0d7e
JM
944 tic6x-*-*)
945 noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
946 ;;
6599da04 947 v810-*-*)
cb253473 948 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
6599da04 949 ;;
5d4a5ee6 950 v850-*-*)
cb253473 951 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
5d4a5ee6 952 ;;
d207ebef 953 v850e-*-*)
cb253473 954 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef
JM
955 ;;
956 v850ea-*-*)
cb253473 957 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef 958 ;;
6599da04 959 vax-*-vms)
cb253473 960 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
6599da04
JM
961 ;;
962 vax-*-*)
cb253473 963 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
6599da04 964 ;;
aa12a573 965 xtensa*-*-*)
cb253473 966 noconfigdirs="$noconfigdirs ${libgcj}"
0d4f1b4e 967 ;;
b03bcd37 968 ip2k-*-*)
cb253473 969 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
b03bcd37 970 ;;
416ac4d4 971 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
c01d477a
AM
972 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
973 ;;
6599da04 974 *-*-lynxos*)
cb253473 975 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
6599da04 976 ;;
41dfe3a2 977 *-*-*)
cb253473 978 noconfigdirs="$noconfigdirs ${libgcj}"
41dfe3a2 979 ;;
6599da04
JM
980esac
981
6599da04
JM
982# If we aren't building newlib, then don't build libgloss, since libgloss
983# depends upon some newlib header files.
984case "${noconfigdirs}" in
985 *target-libgloss*) ;;
986 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
55380b08 987esac
6599da04 988
55380b08
NN
989# Work in distributions that contain no compiler tools, like Autoconf.
990tentative_cc=""
671aa708 991host_makefile_frag=/dev/null
55380b08
NN
992if test -d ${srcdir}/config ; then
993case "${host}" in
994 m68k-hp-hpux*)
995 # Avoid "too much defining" errors from HPUX compiler.
996 tentative_cc="cc -Wp,-H256000"
671aa708
NN
997 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
998 # If it's HP/UX ar, this should be harmless.
999 RANLIB="ar ts"
55380b08
NN
1000 ;;
1001 m68k-apollo-sysv*)
1002 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
55380b08
NN
1003 ;;
1004 m68k-apollo-bsd*)
1005 #None of the Apollo compilers can compile gas or binutils. The preprocessor
1006 # chokes on bfd, the compiler won't let you assign integers to enums, and
1007 # other problems. Defining CC to gcc is a questionable way to say "don't use
1008 # the apollo compiler" (the preferred version of GCC could be called cc,
1009 # or whatever), but I'm not sure leaving CC as cc is any better...
1010 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
671aa708 1011 # Used to have BISON=yacc.
55380b08 1012 tentative_cc=gcc
55380b08
NN
1013 ;;
1014 m88k-dg-dgux*)
1015 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
55380b08
NN
1016 ;;
1017 m88k-harris-cxux*)
1018 # Under CX/UX, we want to tell the compiler to use ANSI mode.
1019 tentative_cc="cc -Xa"
1020 host_makefile_frag="config/mh-cxux"
1021 ;;
1022 m88k-motorola-sysv*)
55380b08
NN
1023 ;;
1024 mips*-dec-ultrix*)
1025 tentative_cc="cc -Wf,-XNg1000"
1026 host_makefile_frag="config/mh-decstation"
1027 ;;
1028 mips*-nec-sysv4*)
1029 # The C compiler on NEC MIPS SVR4 needs bigger tables.
1030 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
1031 host_makefile_frag="config/mh-necv4"
1032 ;;
55380b08
NN
1033 mips*-sgi-irix4*)
1034 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
1035 # environment. Also bump switch table size so that cp-parse will
1036 # compile. Bump string length limit so linker builds.
1037 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
1038 ;;
55380b08
NN
1039 mips*-*-sysv4*)
1040 host_makefile_frag="config/mh-sysv4"
1041 ;;
1042 mips*-*-sysv*)
1043 # This is for a MIPS running RISC/os 4.52C.
1044
1045 # This is needed for GDB, but needs to be in the top-level make because
1046 # if a library is compiled with the bsd headers and gets linked with the
1047 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
1048 # a different size).
1049 # ptrace(2) apparently has problems in the BSD environment. No workaround is
1050 # known except to select the sysv environment. Could we use /proc instead?
1051 # These "sysv environments" and "bsd environments" often end up being a pain.
1052 #
1053 # This is not part of CFLAGS because perhaps not all C compilers have this
1054 # option.
1055 tentative_cc="cc -systype sysv"
55380b08
NN
1056 ;;
1057 i370-ibm-opened*)
1058 tentative_cc="c89"
55380b08 1059 ;;
f2a0e225 1060 i[[3456789]]86-*-sysv5*)
55380b08
NN
1061 host_makefile_frag="config/mh-sysv5"
1062 ;;
f2a0e225 1063 i[[3456789]]86-*-dgux*)
55380b08
NN
1064 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
1065 host_makefile_frag="config/mh-dgux386"
1066 ;;
f2a0e225 1067 i[[3456789]]86-ncr-sysv4.3*)
55380b08
NN
1068 # The MetaWare compiler will generate a copyright message unless you
1069 # turn it off by adding the -Hnocopyr flag.
1070 tentative_cc="cc -Hnocopyr"
55380b08 1071 ;;
f2a0e225 1072 i[[3456789]]86-ncr-sysv4*)
55380b08
NN
1073 # for an NCR 3000 (i486/SVR4) system.
1074 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
1075 # This compiler not only emits obnoxious copyright messages every time
1076 # you run it, but it chokes and dies on a whole bunch of GNU source
1077 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
1078 tentative_cc="/usr/ccs/ATT/cc"
1079 host_makefile_frag="config/mh-ncr3000"
1080 ;;
f2a0e225 1081 i[[3456789]]86-*-sco3.2v5*)
55380b08 1082 ;;
f2a0e225 1083 i[[3456789]]86-*-sco*)
55380b08
NN
1084 # The native C compiler botches some simple uses of const. Unfortunately,
1085 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
1086 tentative_cc="cc -Dconst="
1087 host_makefile_frag="config/mh-sco"
1088 ;;
f2a0e225 1089 i[[3456789]]86-*-udk*)
55380b08
NN
1090 host_makefile_frag="config/mh-sysv5"
1091 ;;
f2a0e225 1092 i[[3456789]]86-*-solaris2*)
55380b08
NN
1093 host_makefile_frag="config/mh-sysv4"
1094 ;;
f2a0e225 1095 i[[3456789]]86-*-msdosdjgpp*)
55380b08
NN
1096 host_makefile_frag="config/mh-djgpp"
1097 ;;
1098 *-cygwin*)
2a79c47f 1099 ACX_CHECK_CYGWIN_CAT_WORKS
55380b08
NN
1100 host_makefile_frag="config/mh-cygwin"
1101 ;;
c53a18d3 1102 *-mingw*)
1f5a6b84 1103 host_makefile_frag="config/mh-mingw"
738a52d3 1104 ;;
55380b08
NN
1105 *-interix*)
1106 host_makefile_frag="config/mh-interix"
1107 ;;
1108 vax-*-ultrix2*)
1109 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
1110 tentative_cc=gcc
1111 ;;
1112 *-*-solaris2*)
1113 host_makefile_frag="config/mh-solaris"
1114 ;;
1115 m68k-sun-sunos*)
1116 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
1117 # without overflowing the jump tables (-J says to use a 32 bit table)
1118 tentative_cc="cc -J"
1119 ;;
00afcaa0 1120 hppa*-hp-hpux10*)
55380b08 1121 tentative_cc="cc -Wp,-H256000"
00afcaa0 1122 host_makefile_frag="config/mh-pa-hpux10"
55380b08 1123 ;;
00afcaa0
PB
1124 hppa*-hp-hpux* | hppa*-*-hiux*)
1125 tentative_cc="cc -Wp,-H256000"
1126 host_makefile_frag="config/mh-pa"
1127 ;;
1128 hppa*-*)
1129 host_makefile_frag="config/mh-pa"
1130 ;;
1131 *-hp-hpux* | *-*-hiux*)
55380b08 1132 tentative_cc="cc -Wp,-H256000"
55380b08
NN
1133 ;;
1134 rs6000-*-lynxos*)
1135 # /bin/cc is less than useful for our purposes. Always use GCC
1136 tentative_cc="/usr/cygnus/progressive/bin/gcc"
1137 host_makefile_frag="config/mh-lynxrs6k"
1138 ;;
45f366ab 1139 powerpc-*-darwin*)
be8fff81
RB
1140 host_makefile_frag="config/mh-ppc-darwin"
1141 ;;
d19bca38
PB
1142 powerpc-*-aix*)
1143 host_makefile_frag="config/mh-ppc-aix"
1144 ;;
1145 rs6000-*-aix*)
1146 host_makefile_frag="config/mh-ppc-aix"
1147 ;;
55380b08
NN
1148 *-*-lynxos*)
1149 # /bin/cc is less than useful for our purposes. Always use GCC
1150 tentative_cc="/bin/gcc"
1151 ;;
1152 *-*-sysv4*)
1153 host_makefile_frag="config/mh-sysv4"
1154 ;;
95c53c62
RS
1155 # This is placed last to prevent interfering with the cases above.
1156 i[[3456789]]86-*-*)
1157 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1158 host_makefile_frag="config/mh-x86omitfp"
1159 ;;
55380b08
NN
1160esac
1161fi
1162
e4c9c075
PB
1163# If we aren't going to be using gcc, see if we can extract a definition
1164# of CC from the fragment.
1165# Actually, use the 'pre-extracted' version above.
1166if test -z "${CC}" && test "${build}" = "${host}" ; then
1167 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1168 found=
1169 for dir in $PATH; do
1170 test -z "$dir" && dir=.
1171 if test -f $dir/gcc; then
1172 found=yes
1173 break
1174 fi
1175 done
1176 IFS="$save_ifs"
1177 if test -z "${found}" && test -n "${tentative_cc}" ; then
1178 CC=$tentative_cc
1179 fi
1180fi
1181
1182if test "${build}" != "${host}" ; then
0999159b
PB
1183 AR_FOR_BUILD=${AR_FOR_BUILD-ar}
1184 AS_FOR_BUILD=${AS_FOR_BUILD-as}
e4c9c075 1185 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
0999159b
PB
1186 CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
1187 GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
1188 GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
1189 DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
1190 LD_FOR_BUILD=${LD_FOR_BUILD-ld}
1191 NM_FOR_BUILD=${NM_FOR_BUILD-nm}
1192 RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
1193 WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
1194 WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
e4c9c075 1195else
0999159b
PB
1196 AR_FOR_BUILD="\$(AR)"
1197 AS_FOR_BUILD="\$(AS)"
e4c9c075 1198 CC_FOR_BUILD="\$(CC)"
0999159b
PB
1199 CXX_FOR_BUILD="\$(CXX)"
1200 GCJ_FOR_BUILD="\$(GCJ)"
1201 GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
1202 DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
1203 LD_FOR_BUILD="\$(LD)"
1204 NM_FOR_BUILD="\$(NM)"
1205 RANLIB_FOR_BUILD="\$(RANLIB)"
1206 WINDRES_FOR_BUILD="\$(WINDRES)"
1207 WINDMC_FOR_BUILD="\$(WINDMC)"
c3a86da9 1208fi
e4c9c075 1209
c3a86da9
DJ
1210AC_PROG_CC
1211AC_PROG_CXX
1212
1213# We must set the default linker to the linker used by gcc for the correct
1214# operation of libtool. If LD is not defined and we are using gcc, try to
1215# set the LD default to the ld used by gcc.
1216if test -z "$LD"; then
1217 if test "$GCC" = yes; then
1218 case $build in
1219 *-*-mingw*)
1220 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1221 *)
1222 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1223 esac
1224 case $gcc_prog_ld in
1225 # Accept absolute paths.
1226 [[\\/]* | [A-Za-z]:[\\/]*)]
1227 LD="$gcc_prog_ld" ;;
1228 esac
1229 fi
e4c9c075
PB
1230fi
1231
1232ACX_PROG_GNAT
a76494aa 1233ACX_PROG_CMP_IGNORE_INITIAL
e4c9c075 1234
00020c16
ILT
1235# See if we are building gcc with C++.
1236AC_ARG_ENABLE(build-with-cxx,
1237[ --enable-build-with-cxx build with C++ compiler instead of C compiler],
1238ENABLE_BUILD_WITH_CXX=$enableval,
1239ENABLE_BUILD_WITH_CXX=no)
1240
592c90ff
KG
1241# Used for setting $lt_cv_objdir
1242_LT_CHECK_OBJDIR
1243
acd26225 1244# Check for GMP, MPFR and MPC
3a5729ea 1245gmplibs="-lmpc -lmpfr -lgmp"
6de9cd9a 1246gmpinc=
e69bf64b 1247have_gmp=no
acd26225
KG
1248
1249# Specify a location for mpc
1250# check for this first so it ends up on the link line before mpfr.
1251AC_ARG_WITH(mpc, [ --with-mpc=PATH specify prefix directory for installed MPC package.
1252 Equivalent to --with-mpc-include=PATH/include
1253 plus --with-mpc-lib=PATH/lib])
1254AC_ARG_WITH(mpc_include, [ --with-mpc-include=PATH
1255 specify directory for installed MPC include files])
1256AC_ARG_WITH(mpc_lib, [ --with-mpc-lib=PATH specify directory for the installed MPC library])
1257
1258if test "x$with_mpc" != x; then
3a5729ea
KG
1259 gmplibs="-L$with_mpc/lib $gmplibs"
1260 gmpinc="-I$with_mpc/include $gmpinc"
acd26225
KG
1261fi
1262if test "x$with_mpc_include" != x; then
3a5729ea 1263 gmpinc="-I$with_mpc_include $gmpinc"
acd26225
KG
1264fi
1265if test "x$with_mpc_lib" != x; then
3a5729ea 1266 gmplibs="-L$with_mpc_lib $gmplibs"
acd26225
KG
1267fi
1268if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
592c90ff 1269 gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
3a5729ea 1270 gmpinc='-I$$s/mpc/src '"$gmpinc"
acd26225
KG
1271 # Do not test the mpc version. Assume that it is sufficient, since
1272 # it is in the source tree, and the library has not been built yet
1273 # but it would be included on the link line in the version check below
1274 # hence making the test fail.
3a5729ea 1275 have_gmp=yes
acd26225 1276fi
e69bf64b 1277
bebf829d
PB
1278# Specify a location for mpfr
1279# check for this first so it ends up on the link line before gmp.
30b74385 1280AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH this option has been REMOVED],
8a877c9c
KG
1281 AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
1282Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH]))
bebf829d 1283
30b74385 1284AC_ARG_WITH(mpfr, [ --with-mpfr=PATH specify prefix directory for installed MPFR package.
8a877c9c
KG
1285 Equivalent to --with-mpfr-include=PATH/include
1286 plus --with-mpfr-lib=PATH/lib])
1287AC_ARG_WITH(mpfr_include, [ --with-mpfr-include=PATH
30b74385
RW
1288 specify directory for installed MPFR include files])
1289AC_ARG_WITH(mpfr_lib, [ --with-mpfr-lib=PATH specify directory for the installed MPFR library])
bebf829d
PB
1290
1291if test "x$with_mpfr" != x; then
1292 gmplibs="-L$with_mpfr/lib $gmplibs"
3a5729ea 1293 gmpinc="-I$with_mpfr/include $gmpinc"
bebf829d 1294fi
8a877c9c 1295if test "x$with_mpfr_include" != x; then
3a5729ea 1296 gmpinc="-I$with_mpfr_include $gmpinc"
8a877c9c
KG
1297fi
1298if test "x$with_mpfr_lib" != x; then
1299 gmplibs="-L$with_mpfr_lib $gmplibs"
1300fi
e69bf64b 1301if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
592c90ff 1302 gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
e69bf64b 1303 gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
592c90ff 1304 extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
e69bf64b
PB
1305 # Do not test the mpfr version. Assume that it is sufficient, since
1306 # it is in the source tree, and the library has not been built yet
1307 # but it would be included on the link line in the version check below
1308 # hence making the test fail.
1309 have_gmp=yes
1310fi
bebf829d 1311
6de9cd9a 1312# Specify a location for gmp
30b74385 1313AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH this option has been REMOVED],
8a877c9c
KG
1314 AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
1315Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH]))
1316
30b74385 1317AC_ARG_WITH(gmp, [ --with-gmp=PATH specify prefix directory for the installed GMP package.
8a877c9c
KG
1318 Equivalent to --with-gmp-include=PATH/include
1319 plus --with-gmp-lib=PATH/lib])
30b74385
RW
1320AC_ARG_WITH(gmp_include, [ --with-gmp-include=PATH specify directory for installed GMP include files])
1321AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=PATH specify directory for the installed GMP library])
6de9cd9a 1322
6de9cd9a 1323
bebf829d
PB
1324if test "x$with_gmp" != x; then
1325 gmplibs="-L$with_gmp/lib $gmplibs"
1326 gmpinc="-I$with_gmp/include $gmpinc"
6de9cd9a 1327fi
8a877c9c
KG
1328if test "x$with_gmp_include" != x; then
1329 gmpinc="-I$with_gmp_include $gmpinc"
1330fi
1331if test "x$with_gmp_lib" != x; then
1332 gmplibs="-L$with_gmp_lib $gmplibs"
1333fi
e69bf64b 1334if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
592c90ff 1335 gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
e69bf64b 1336 gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
9e3eba15 1337 extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
592c90ff 1338 extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
e69bf64b
PB
1339 # Do not test the gmp version. Assume that it is sufficient, since
1340 # it is in the source tree, and the library has not been built yet
1341 # but it would be included on the link line in the version check below
1342 # hence making the test fail.
1343 have_gmp=yes
1344fi
6de9cd9a 1345
d943d7c4 1346if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
e69bf64b
PB
1347 have_gmp=yes
1348 saved_CFLAGS="$CFLAGS"
1349 CFLAGS="$CFLAGS $gmpinc"
362c6d2f
KG
1350 # Check for the recommended and required versions of GMP.
1351 AC_MSG_CHECKING([for the correct version of gmp.h])
e69bf64b 1352 AC_TRY_COMPILE([#include "gmp.h"],[
362c6d2f
KG
1353 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1354 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1355 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
e48d66a9 1356 choke me
e69bf64b 1357 #endif
e8fd69bb 1358 ], [AC_TRY_COMPILE([#include <gmp.h>],[
362c6d2f
KG
1359 #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
1360 #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
1361 #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
1362 choke me
1363 #endif
e8fd69bb 1364 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
362c6d2f 1365 [AC_MSG_RESULT([no]); have_gmp=no])
e69bf64b 1366
acd26225 1367 # If we have GMP, check the MPFR version.
e69bf64b 1368 if test x"$have_gmp" = xyes; then
362c6d2f
KG
1369 # Check for the recommended and required versions of MPFR.
1370 AC_MSG_CHECKING([for the correct version of mpfr.h])
acd26225 1371 AC_TRY_COMPILE([#include <gmp.h>
e69bf64b 1372 #include <mpfr.h>],[
a3337ea2 1373 #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
e69bf64b
PB
1374 choke me
1375 #endif
e8fd69bb 1376 ], [AC_TRY_COMPILE([#include <gmp.h>
acd26225 1377 #include <mpfr.h>],[
362c6d2f 1378 #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
acd26225
KG
1379 choke me
1380 #endif
e8fd69bb 1381 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
acd26225
KG
1382 [AC_MSG_RESULT([no]); have_gmp=no])
1383 fi
1384
1385 # Check for the MPC header version.
3a5729ea 1386 if test x"$have_gmp" = xyes ; then
362c6d2f 1387 # Check for the recommended and required versions of MPC.
acd26225
KG
1388 AC_MSG_CHECKING([for the correct version of mpc.h])
1389 AC_TRY_COMPILE([#include <mpc.h>],[
362c6d2f 1390 #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
acd26225
KG
1391 choke me
1392 #endif
e8fd69bb 1393 ], [AC_TRY_COMPILE([#include <mpc.h>],[
362c6d2f
KG
1394 #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
1395 choke me
1396 #endif
e8fd69bb 1397 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
362c6d2f 1398 [AC_MSG_RESULT([no]); have_gmp=no])
acd26225
KG
1399 fi
1400
1401 # Now check the MPFR library.
1402 if test x"$have_gmp" = xyes; then
1403 saved_LIBS="$LIBS"
1404 LIBS="$LIBS $gmplibs"
3a5729ea
KG
1405 AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
1406 AC_TRY_LINK([#include <mpc.h>],[
54e433bc
MK
1407 mpfr_t n;
1408 mpfr_t x;
3a5729ea 1409 mpc_t c;
e69bf64b 1410 int t;
54e433bc
MK
1411 mpfr_init (n);
1412 mpfr_init (x);
e69bf64b
PB
1413 mpfr_atan2 (n, n, x, GMP_RNDN);
1414 mpfr_erfc (n, x, GMP_RNDN);
1415 mpfr_subnormalize (x, t, GMP_RNDN);
3a5729ea
KG
1416 mpfr_clear(n);
1417 mpfr_clear(x);
1418 mpc_init2 (c, 53);
1419 mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
1420 mpc_cosh (c, c, MPC_RNDNN);
1421 mpc_pow (c, c, c, MPC_RNDNN);
1422 mpc_acosh (c, c, MPC_RNDNN);
1423 mpc_clear (c);
acd26225
KG
1424 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1425 LIBS="$saved_LIBS"
e69bf64b 1426 fi
acd26225 1427
e69bf64b 1428 CFLAGS="$saved_CFLAGS"
6de9cd9a 1429
362c6d2f
KG
1430# The library versions listed in the error message below should match
1431# the HARD-minimums enforced above.
e69bf64b 1432 if test x$have_gmp != xyes; then
362c6d2f 1433 AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
3a5729ea
KG
1434Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
1435their locations. Source code for these libraries can be found at
1436their respective hosting sites as well as at
1437ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
1438http://gcc.gnu.org/install/prerequisites.html for additional info. If
1439you obtained GMP, MPFR and/or MPC from a vendor distribution package,
1440make sure that you have installed both the libraries and the header
1441files. They may be located in separate packages.])
e69bf64b 1442 fi
70ec446f
KG
1443fi
1444
acd26225 1445# Flags needed for both GMP, MPFR and/or MPC.
6de9cd9a
DN
1446AC_SUBST(gmplibs)
1447AC_SUBST(gmpinc)
9e3eba15 1448AC_SUBST(extra_mpfr_configure_flags)
acd26225
KG
1449AC_SUBST(extra_mpc_gmp_configure_flags)
1450AC_SUBST(extra_mpc_mpfr_configure_flags)
6de9cd9a 1451
f38095f3
JM
1452# Allow host libstdc++ to be specified for static linking with PPL.
1453AC_ARG_WITH(host-libstdcxx, [ --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
1454 when linking with PPL])
1455
1456case $with_host_libstdcxx in
1457 no|yes)
1458 AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
1459 ;;
1460esac
f8bf9252 1461
00020c16
ILT
1462# Linker flags to use for stage1 or when not boostrapping.
1463AC_ARG_WITH(stage1-ldflags,
1464[ --with-stage1-ldflags=FLAGS Linker flags for stage1],
1465[if test "$withval" = "no" -o "$withval" = "yes"; then
1466 stage1_ldflags=
1467 else
1468 stage1_ldflags=$withval
1469 fi],
1470[stage1_ldflags=])
1471AC_SUBST(stage1_ldflags)
1472
1473# Libraries to use for stage1 or when not bootstrapping.
1474AC_ARG_WITH(stage1-libs,
1475[ -with-stage1-libs=LIBS Libraries for stage1],
1476[if test "$withval" = "no" -o "$withval" = "yes"; then
1477 stage1_libs=
1478 else
1479 stage1_libs=$withval
1480 fi],
1481[stage1_libs=$with_host_libstdcxx])
1482AC_SUBST(stage1_libs)
1483
00020c16
ILT
1484# Libraries to use for stage2 and later builds. This defaults to the
1485# argument passed to --with-host-libstdcxx.
1486AC_ARG_WITH(boot-libs,
e90e6bd7 1487[ --with-boot-libs=LIBS Libraries for stage2 and later],
00020c16
ILT
1488[if test "$withval" = "no" -o "$withval" = "yes"; then
1489 poststage1_libs=
1490 else
e90e6bd7 1491 poststage1_libs=$withval
00020c16
ILT
1492 fi],
1493[poststage1_libs=$with_host_libstdcxx])
1494AC_SUBST(poststage1_libs)
1495
ed2eaa9f
ILT
1496# Linker flags to use for stage2 and later builds.
1497AC_ARG_WITH(boot-ldflags,
1498[ --with-boot-ldflags=FLAGS Linker flags for stage2 and later],
1499[if test "$withval" = "no" -o "$withval" = "yes"; then
1500 poststage1_ldflags=
1501 else
1502 poststage1_ldflags=$withval
1503 fi],
1504[poststage1_ldflags=
1505 # With --enable-build-with-cxx, default to linking libstdc++ and
1506 # libgcc statically. But if the user explicitly specified the
1507 # libraries to use, trust that they are doing what they want.
1508 if test "$ENABLE_BUILD_WITH_CXX" = "yes" -a "$poststage1_libs" = ""; then
1509 poststage1_ldflags="-static-libstdc++ -static-libgcc"
1510 fi])
1511AC_SUBST(poststage1_ldflags)
1512
f8bf9252
SP
1513# Check for PPL
1514ppl_major_version=0
1515ppl_minor_version=10
00020c16 1516ppllibs=" -lppl_c -lppl -lgmpxx"
f8bf9252
SP
1517pplinc=
1518
1519AC_ARG_WITH(ppl, [ --with-ppl=PATH Specify prefix directory for the installed PPL package
1520 Equivalent to --with-ppl-include=PATH/include
f61428ed 1521 plus --with-ppl-lib=PATH/lib])
f8bf9252
SP
1522AC_ARG_WITH(ppl_include, [ --with-ppl-include=PATH Specify directory for installed PPL include files])
1523AC_ARG_WITH(ppl_lib, [ --with-ppl-lib=PATH Specify the directory for the installed PPL library])
1524
53095c56
SP
1525case $with_ppl in
1526 no)
1527 ppllibs=
1528 ;;
f61428ed 1529 "" | yes)
ad0abd3c 1530 ;;
53095c56 1531 *)
00020c16 1532 ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
53095c56 1533 pplinc="-I$with_ppl/include $pplinc"
53095c56
SP
1534 ;;
1535esac
f8bf9252
SP
1536if test "x$with_ppl_include" != x; then
1537 pplinc="-I$with_ppl_include $pplinc"
1538fi
1539if test "x$with_ppl_lib" != x; then
00020c16 1540 ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
f8bf9252
SP
1541fi
1542if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
592c90ff 1543 ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
f61428ed
AO
1544 pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
1545 enable_ppl_version_check=no
f8bf9252
SP
1546fi
1547
d789184e
SP
1548AC_ARG_ENABLE(ppl-version-check,
1549[ --disable-ppl-version-check disable check for PPL version],
1550ENABLE_PPL_CHECK=$enableval,
1551ENABLE_PPL_CHECK=yes)
1552
ad0abd3c 1553if test "x$with_ppl" != "xno" -a "${ENABLE_PPL_CHECK}" = "yes"; then
d789184e
SP
1554 saved_CFLAGS="$CFLAGS"
1555 CFLAGS="$CFLAGS $pplinc $gmpinc"
1556 AC_MSG_CHECKING([for version $ppl_major_version.$ppl_minor_version of PPL])
1557 AC_TRY_COMPILE([#include "ppl_c.h"],[
1558 #if PPL_VERSION_MAJOR != $ppl_major_version || PPL_VERSION_MINOR != $ppl_minor_version
1559 choke me
1560 #endif
ed3a56f3 1561 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); ppllibs= ; pplinc= ; with_ppl=no ])
d789184e
SP
1562 CFLAGS="$saved_CFLAGS"
1563fi
1564
f8bf9252
SP
1565# Flags needed for PPL
1566AC_SUBST(ppllibs)
1567AC_SUBST(pplinc)
1568
1569
1570# Check for CLOOG
23d9794a 1571clooglibs=" -lcloog "
d789184e 1572clooginc=" -DCLOOG_PPL_BACKEND "
f8bf9252 1573
d789184e 1574AC_ARG_WITH(cloog, [ --with-cloog=PATH Specify prefix directory for the installed CLooG-PPL package
f8bf9252 1575 Equivalent to --with-cloog-include=PATH/include
f61428ed 1576 plus --with-cloog-lib=PATH/lib])
d789184e
SP
1577AC_ARG_WITH(cloog_include, [ --with-cloog-include=PATH Specify directory for installed CLooG include files])
1578AC_ARG_WITH(cloog_lib, [ --with-cloog-lib=PATH Specify the directory for the installed CLooG library])
f8bf9252 1579
17e72e5d 1580if test "x$with_ppl" = "xno"; then
ad0abd3c
RG
1581 with_cloog=no
1582fi
1583
53095c56
SP
1584case $with_cloog in
1585 no)
1586 clooglibs=
1587 clooginc=
1588 ;;
f61428ed 1589 "" | yes)
ad0abd3c 1590 ;;
53095c56
SP
1591 *)
1592 clooglibs="-L$with_cloog/lib -lcloog"
1593 clooginc="-I$with_cloog/include -DCLOOG_PPL_BACKEND "
53095c56
SP
1594 ;;
1595esac
f8bf9252
SP
1596if test "x$with_cloog_include" != x; then
1597 clooginc="-I$with_cloog_include -DCLOOG_PPL_BACKEND "
1598fi
1599if test "x$with_cloog_lib" != x; then
1600 clooglibs="-L$with_cloog_lib -lcloog"
f8bf9252
SP
1601fi
1602if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
592c90ff 1603 clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' -lcloog '
f8bf9252 1604 clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
f61428ed 1605 enable_cloog_version_check=no
f8bf9252
SP
1606fi
1607
d789184e
SP
1608AC_ARG_ENABLE(cloog-version-check,
1609[ --disable-cloog-version-check disable check for CLooG version],
1610ENABLE_CLOOG_CHECK=$enableval,
1611ENABLE_CLOOG_CHECK=yes)
1612
ad0abd3c 1613if test "x$with_cloog" != "xno" -a "${ENABLE_CLOOG_CHECK}" = "yes"; then
d789184e
SP
1614 saved_CFLAGS="$CFLAGS"
1615 CFLAGS="$CFLAGS $clooginc $gmpinc $pplinc"
f264ed56 1616 AC_MSG_CHECKING([for version 0.15.5 (or later revision) of CLooG])
d789184e 1617 AC_TRY_COMPILE([#include "cloog/cloog.h"],[
f264ed56 1618 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 5
d789184e
SP
1619 choke me
1620 #endif
e8fd69bb 1621 ], [AC_TRY_COMPILE([#include "cloog/cloog.h"],[
0333b9a6
SP
1622 #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 9
1623 choke me
1624 #endif
e8fd69bb 1625 ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
0333b9a6 1626 [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
d789184e
SP
1627 CFLAGS="$saved_CFLAGS"
1628fi
f8bf9252
SP
1629
1630# Flags needed for CLOOG
1631AC_SUBST(clooglibs)
1632AC_SUBST(clooginc)
1633
d7f09764
DN
1634# Check for LTO support.
1635AC_ARG_ENABLE(lto,
1636[ --enable-lto enable link time optimization support],
1637enable_lto=$enableval,
1638enable_lto=yes; default_enable_lto=yes)
1639
7413962d 1640
3bec79c5 1641ACX_ELF_TARGET_IFELSE([if test x"$enable_lto" = x"yes" ; then
d7f09764
DN
1642 # Make sure that libelf.h and gelf.h are available.
1643 AC_ARG_WITH(libelf, [ --with-libelf=PATH Specify prefix directory for the installed libelf package
1644 Equivalent to --with-libelf-include=PATH/include
1645 plus --with-libelf-lib=PATH/lib])
1646
1647 AC_ARG_WITH(libelf_include, [ --with-libelf-include=PATH Specify directory for installed libelf include files])
1648
1649 AC_ARG_WITH(libelf_lib, [ --with-libelf-lib=PATH Specify the directory for the installed libelf library])
1650
ed3a56f3
RG
1651 saved_CFLAGS="$CFLAGS"
1652 saved_CPPFLAGS="$CPPFLAGS"
1653 saved_LIBS="$LIBS"
1654
d7f09764
DN
1655 case $with_libelf in
1656 "")
1657 libelflibs="-lelf"
1658 libelfinc="-I/usr/include/libelf"
1659 ;;
1660 *)
1661 libelflibs="-L$with_libelf/lib -lelf"
1662 libelfinc="-I$with_libelf/include -I$with_libelf/include/libelf"
1663 LIBS="$libelflibs $LIBS"
1664 ;;
1665 esac
1666
1667 if test "x$with_libelf_include" != x; then
1668 libelfinc="-I$with_libelf_include"
1669 fi
1670
1671 if test "x$with_libelf_lib" != x; then
1672 libelflibs="-L$with_libelf_lib -lelf"
1673 LIBS="$libelflibs $LIBS"
1674 fi
1675
1676 if test "x$with_libelf$with_libelf_include$with_libelf_lib" = x \
1677 && test -d ${srcdir}/libelf; then
f61428ed
AO
1678 libelflibs='-L$$r/$(HOST_SUBDIR)/libelf/lib -lelf '
1679 libelfinc='-D__LIBELF_INTERNAL__ -I$$r/$(HOST_SUBDIR)/libelf/lib -I$$s/libelf/lib'
d7f09764 1680 LIBS="$libelflibs $LIBS"
f61428ed
AO
1681
1682 else
d7f09764 1683
d7f09764
DN
1684 CFLAGS="$CFLAGS $libelfinc"
1685 CPPFLAGS="$CPPFLAGS $libelfinc"
1686 LIBS="$LIBS $libelflibs"
1687
1688 AC_CHECK_HEADERS(libelf.h, [have_libelf_h=yes])
1689 AC_CHECK_HEADERS(gelf.h, [have_gelf_h=yes])
1690
1691 AC_CHECK_HEADERS(libelf/libelf.h, [have_libelf_libelf_h=yes])
1692 AC_CHECK_HEADERS(libelf/gelf.h, [have_libelf_gelf_h=yes])
1693
1694 # If we couldn't find libelf.h and the user forced it, emit an error.
1695 if test x"$have_libelf_h" != x"yes" \
1696 && test x"$have_libelf_libelf_h" != x"yes" ; then
1697 if test x"$default_enable_lto" != x"yes" ; then
1698 AC_MSG_ERROR([LTO support requires libelf.h or libelf/libelf.h.])
1699 else
1700 enable_lto=no
1701 libelflibs=
1702 libelfinc=
1703 fi
1704 fi
1705
1706 # If we couldn't find gelf.h and the user forced it, emit an error.
1707 if test x"$have_gelf_h" != x"yes" \
1708 && test x"$have_libelf_gelf_h" != x"yes" ; then
1709 if test x"$default_enable_lto" != x"yes" ; then
1710 AC_MSG_ERROR([LTO support requires gelf.h or libelf/gelf.h.])
1711 else
1712 enable_lto=no
1713 libelflibs=
1714 libelfinc=
1715 fi
1716 fi
1717
1718 # Check that the detected libelf has the functions we need. We cannot
1719 # rely on just detecting the headers since they do not include
1720 # versioning information. Add functions, if needed.
1721 if test x"$enable_lto" = x"yes" ; then
1722 AC_MSG_CHECKING([for the correct version of libelf])
1723 AC_TRY_LINK(
1724 [#include <libelf.h>],[
1725 elf_errmsg (0);
1726 elf_getscn (0, 0);
1727 elf_nextscn (0, 0);
1728 elf_strptr (0, 0, 0);
1729 elf_getident (0, 0);
d7f09764
DN
1730 elf_begin (0, 0, 0);
1731 elf_ndxscn (0);
1732 elf_end (0);
1733 ],
1734 [AC_MSG_RESULT([yes]);],
1735 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1736 )
1737
8ccb78f2
RO
1738 # Check for elf_getshdrstrndx or elf_getshstrndx. The latter's flavor
1739 # is determined in gcc/configure.ac.
1740 if test x"$enable_lto" = x"yes" ; then
1741 AC_MSG_CHECKING([for elf_getshdrstrndx])
1742 AC_TRY_LINK(
1743 [#include <libelf.h>],[
1744 elf_getshdrstrndx (0, 0);
1745 ],
1746 [AC_MSG_RESULT([yes]);],
1747 [AC_MSG_RESULT([no]);
1748 AC_MSG_CHECKING([for elf_getshstrndx])
1749 AC_TRY_LINK(
1750 [#include <libelf.h>],[
1751 elf_getshstrndx (0, 0);
1752 ],
1753 [AC_MSG_RESULT([yes]);],
1754 [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
1755 )]
1756 )
1757 fi
1758
d7f09764
DN
1759 # If we couldn't enable LTO and the user forced it, emit an error.
1760 if test x"$enable_lto" = x"no" \
1761 && test x"$default_enable_lto" != x"yes" ; then
1762 AC_MSG_ERROR([To enable LTO, GCC requires libelf v0.8.12+.
1763Try the --with-libelf, --with-libelf-include and --with-libelf-lib options
1764to specify its location.])
1765 fi
1766 fi
1767
1768 CFLAGS="$saved_CFLAGS"
1769 CPPFLAGS="$saved_CPPFLAGS"
1770 LIBS="$saved_LIBS"
1771
f61428ed
AO
1772 fi
1773
d7f09764
DN
1774 # Flags needed for libelf.
1775 AC_SUBST(libelflibs)
1776 AC_SUBST(libelfinc)
3bec79c5
DK
1777fi],[if test x"$default_enable_lto" = x"yes" ; then
1778 # On non-ELF platforms, LTO must be explicitly enabled.
1779 enable_lto=no
1780 else
1781 # Apart from ELF platforms, only Windows supports LTO so far. It
1782 # would also be nice to check the binutils support, but we don't
1783 # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
1784 # warn during gcc/ subconfigure; unless you're bootstrapping with
1785 # -flto it won't be needed until after installation anyway.
1786 case $target in
1787 *-cygwin*|*-mingw*) ;;
1788 *) if test x"$enable_lto" = x"yes"; then
1789 AC_MSG_ERROR([LTO support is not enabled for this target.])
1790 fi
1791 ;;
1792 esac
1793 fi
1794 default_enable_lto=no])
d7f09764 1795
f8bf9252 1796
1e0f07d3 1797# By default, C is the only stage 1 language.
e1888513 1798stage1_languages=,c,
2805b53a 1799
00020c16 1800# Target libraries that we bootstrap.
ad1e5170 1801bootstrap_target_libs=,target-libgcc,
00020c16 1802
e4c9c075
PB
1803# Figure out what language subdirectories are present.
1804# Look if the user specified --enable-languages="..."; if not, use
1805# the environment variable $LANGUAGES if defined. $LANGUAGES might
1806# go away some day.
1807# NB: embedded tabs in this IF block -- do not untabify
1808if test -d ${srcdir}/gcc; then
1809 if test x"${enable_languages+set}" != xset; then
1810 if test x"${LANGUAGES+set}" = xset; then
1811 enable_languages="${LANGUAGES}"
1812 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1813 else
1814 enable_languages=all
1815 fi
1816 else
1817 if test x"${enable_languages}" = x ||
1818 test x"${enable_languages}" = xyes;
1819 then
1820 echo configure.in: --enable-languages needs at least one language argument 1>&2
1821 exit 1
1822 fi
1823 fi
1824 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1825
7f26dfa3
FXC
1826 # 'f95' is the old name for the 'fortran' language. We issue a warning
1827 # and make the substitution.
1828 case ,${enable_languages}, in
1829 *,f95,*)
1830 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1831 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1832 ;;
1833 esac
1834
e4c9c075
PB
1835 # First scan to see if an enabled language requires some other language.
1836 # We assume that a given config-lang.in will list all the language
1837 # front ends it requires, even if some are required indirectly.
1838 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1839 case ${lang_frag} in
1840 ..) ;;
1841 # The odd quoting in the next line works around
1842 # an apparent bug in bash 1.12 on linux.
1843 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1844 *)
1845 # From the config-lang.in, get $language, $lang_requires
1846 language=
1847 lang_requires=
1848 . ${lang_frag}
1849 for other in ${lang_requires} ; do
1850 case ,${enable_languages}, in
1851 *,$other,*) ;;
1852 *,all,*) ;;
1853 *,$language,*)
1854 echo " \`$other' language required by \`$language'; enabling" 1>&2
1855 enable_languages="${enable_languages},${other}"
1856 ;;
1857 esac
1858 done
1859 ;;
1860 esac
1861 done
1862
e1888513 1863 new_enable_languages=,c,
d7f09764
DN
1864
1865 # If LTO is enabled, add the LTO front end.
1866 extra_host_libiberty_configure_flags=
1867 if test "$enable_lto" = "yes" ; then
e4c5bd48
RW
1868 case ,${enable_languages}, in
1869 *,lto,*) ;;
1870 *) enable_languages="${enable_languages},lto" ;;
1871 esac
d7f09764
DN
1872 if test "${ENABLE_GOLD}" = "yes" ; then
1873 configdirs="$configdirs lto-plugin"
1874 extra_host_libiberty_configure_flags=--enable-shared
1875 fi
1876 fi
1877 AC_SUBST(extra_host_libiberty_configure_flags)
1878
e4c9c075 1879 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
e1888513 1880 potential_languages=,c,
e4c9c075
PB
1881
1882 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1883 case ${lang_frag} in
1884 ..) ;;
1885 # The odd quoting in the next line works around
1886 # an apparent bug in bash 1.12 on linux.
1887 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1888 *)
1889 # From the config-lang.in, get $language, $target_libs,
2805b53a 1890 # $lang_dirs, $boot_language, and $build_by_default
e4c9c075
PB
1891 language=
1892 target_libs=
1893 lang_dirs=
1546bb64 1894 subdir_requires=
e1888513
PB
1895 boot_language=no
1896 build_by_default=yes
e4c9c075 1897 . ${lang_frag}
e1888513
PB
1898 if test x${language} = x; then
1899 echo "${lang_frag} doesn't set \$language." 1>&2
1900 exit 1
1901 fi
1902
f61428ed
AO
1903 if test "$language" = "c++" \
1904 && test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
00020c16
ILT
1905 boot_language=yes
1906 fi
1907
e1888513
PB
1908 case ,${enable_languages}, in
1909 *,${language},*)
e4c9c075
PB
1910 # Language was explicitly selected; include it.
1911 add_this_lang=yes
1912 ;;
e1888513
PB
1913 *,all,*)
1914 # 'all' was selected, select it if it is a default language
1915 add_this_lang=${build_by_default}
e4c9c075
PB
1916 ;;
1917 *)
1918 add_this_lang=no
1919 ;;
1920 esac
6de9cd9a 1921
1546bb64 1922 # Disable languages that need other directories if these aren't available.
95695ad3 1923 for i in $subdir_requires; do
b6348cb3 1924 test -f "$srcdir/gcc/$i/config-lang.in" && continue
1546bb64
PB
1925 case ,${enable_languages}, in
1926 *,${language},*)
1927 # Specifically requested language; tell them.
1928 AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
1929 ;;
1930 *)
1931 # Silently disable.
e1888513 1932 add_this_lang=unsupported
1546bb64
PB
1933 ;;
1934 esac
1935 done
1936
e1888513
PB
1937 # Disable Ada if no preexisting GNAT is available.
1938 case ,${enable_languages},:${language}:${have_gnat} in
1939 *,${language},*:ada:no)
1940 # Specifically requested language; tell them.
1941 AC_MSG_ERROR([GNAT is required to build $language])
1942 ;;
1943 *:ada:no)
1944 # Silently disable.
1945 add_this_lang=unsupported
1946 ;;
1947 esac
1948
4fab7234
HPN
1949 # Disable a language that is unsupported by the target.
1950 case " $unsupported_languages " in
1951 *" $language "*)
e1888513 1952 add_this_lang=unsupported
4fab7234
HPN
1953 ;;
1954 esac
1955
6de9cd9a 1956 case $add_this_lang in
e1888513 1957 unsupported)
e4c9c075 1958 # Remove language-dependent dirs.
2805b53a
NN
1959 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1960 ;;
e1888513
PB
1961 no)
1962 # Remove language-dependent dirs; still show language as supported.
1963 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1964 potential_languages="${potential_languages}${language},"
1965 ;;
1966 yes)
1967 new_enable_languages="${new_enable_languages}${language},"
1968 potential_languages="${potential_languages}${language},"
2805b53a 1969 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
ab9dcd0c
RW
1970 case "${boot_language}:,$enable_stage1_languages," in
1971 yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
340de83f 1972 # Add to (comma-separated) list of stage 1 languages.
ab9dcd0c
RW
1973 case ",$stage1_languages," in
1974 *,$language,* | ,yes, | ,all,) ;;
1975 *) stage1_languages="${stage1_languages}${language}," ;;
1976 esac
00020c16
ILT
1977 # We need to bootstrap any supporting libraries.
1978 bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
2805b53a
NN
1979 ;;
1980 esac
1981 ;;
e4c9c075
PB
1982 esac
1983 ;;
1984 esac
1985 done
1986
e1888513 1987 AC_ARG_ENABLE(stage1-languages,
30b74385 1988[ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during
e1888513
PB
1989 stage1. Mostly useful for compiler development.],
1990 [case ,${enable_stage1_languages}, in
1991 ,no,|,,)
1992 # Set it to something that will have no effect in the loop below
1993 enable_stage1_languages=c ;;
1994 ,yes,)
1995 enable_stage1_languages=`echo $new_enable_languages | \
1996 sed -e "s/^,//" -e "s/,$//" ` ;;
1997 *,all,*)
1998 enable_stage1_languages=`echo ,$enable_stage1_languages, | \
1999 sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
2000 esac
2001
2002 # Add "good" languages from enable_stage1_languages to stage1_languages,
2003 # while "bad" languages go in missing_languages. Leave no duplicates.
2004 for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
2005 case $potential_languages in
2006 *,$i,*)
2007 case $stage1_languages in
2008 *,$i,*) ;;
2009 *) stage1_languages="$stage1_languages$i," ;;
2010 esac ;;
2011 *)
2012 case $missing_languages in
2013 *,$i,*) ;;
2014 *) missing_languages="$missing_languages$i," ;;
2015 esac ;;
2016 esac
2017 done])
2018
2019 # Remove leading/trailing commas that were added for simplicity
2020 potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
79b4b7d2 2021 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
e1888513
PB
2022 stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
2023 new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
2024
e4c9c075
PB
2025 if test "x$missing_languages" != x; then
2026 AC_MSG_ERROR([
0cf085e4 2027The following requested languages could not be built: ${missing_languages}
e1888513 2028Supported languages are: ${potential_languages}])
e4c9c075 2029 fi
e4c9c075
PB
2030 if test "x$new_enable_languages" != "x$enable_languages"; then
2031 echo The following languages will be built: ${new_enable_languages}
e1888513 2032 enable_languages="$new_enable_languages"
e4c9c075 2033 fi
e1888513
PB
2034
2035 AC_SUBST(stage1_languages)
b2eaac4a 2036 ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
e4c9c075
PB
2037fi
2038
27079765
AH
2039# Handle --disable-<component> generically.
2040for dir in $configdirs $build_configdirs $target_configdirs ; do
2041 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
ac9e6043
RW
2042 varname=`echo $dirname | sed -e s/+/_/g`
2043 if eval test x\${enable_${varname}} "=" xno ; then
27079765
AH
2044 noconfigdirs="$noconfigdirs $dir"
2045 fi
2046done
2047
7cd0cf9c
DA
2048# Check for Boehm's garbage collector
2049AC_ARG_ENABLE(objc-gc,
30b74385
RW
2050[ --enable-objc-gc enable use of Boehm's garbage collector with the
2051 GNU Objective-C runtime],
7cd0cf9c
DA
2052[case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
2053 *,objc,*:*:yes:*target-boehm-gc*)
2054 AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
2055 ;;
2056esac])
2057
2058# Make sure we only build Boehm's garbage collector if required.
2a79fd67
DA
2059case ,${enable_languages},:${enable_objc_gc} in
2060 *,objc,*:yes)
7cd0cf9c
DA
2061 # Keep target-boehm-gc if requested for Objective-C.
2062 ;;
7cd0cf9c 2063 *)
2a79fd67
DA
2064 # Otherwise remove target-boehm-gc depending on target-libjava.
2065 if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
2066 noconfigdirs="$noconfigdirs target-boehm-gc"
2067 fi
7cd0cf9c
DA
2068 ;;
2069esac
2070
9d069a4f
PB
2071# Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
2072# $build_configdirs and $target_configdirs.
e4c9c075
PB
2073# If we have the source for $noconfigdirs entries, add them to $notsupp.
2074
2075notsupp=""
2076for dir in . $skipdirs $noconfigdirs ; do
9d069a4f 2077 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
e4c9c075
PB
2078 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2079 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
2080 if test -r $srcdir/$dirname/configure ; then
2081 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2082 true
2083 else
2084 notsupp="$notsupp $dir"
2085 fi
2086 fi
2087 fi
9d069a4f
PB
2088 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2089 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
2090 if test -r $srcdir/$dirname/configure ; then
2091 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2092 true
2093 else
2094 notsupp="$notsupp $dir"
2095 fi
2096 fi
2097 fi
e4c9c075
PB
2098 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2099 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
2100 if test -r $srcdir/$dirname/configure ; then
2101 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2102 true
2103 else
2104 notsupp="$notsupp $dir"
2105 fi
2106 fi
2107 fi
2108done
2109
2110# Sometimes the tools are distributed with libiberty but with no other
2111# libraries. In that case, we don't want to build target-libiberty.
54fdc474 2112# Don't let libgcc imply libiberty either.
e4c9c075 2113if test -n "${target_configdirs}" ; then
54fdc474 2114 libgcc=
e4c9c075
PB
2115 others=
2116 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
54fdc474
DJ
2117 if test "$i" = "libgcc"; then
2118 libgcc=target-libgcc
2119 elif test "$i" != "libiberty" ; then
e4c9c075
PB
2120 if test -r $srcdir/$i/configure ; then
2121 others=yes;
2122 break;
2123 fi
2124 fi
2125 done
2126 if test -z "${others}" ; then
54fdc474 2127 target_configdirs=$libgcc
e4c9c075
PB
2128 fi
2129fi
2130
2131# Quietly strip out all directories which aren't configurable in this tree.
2132# This relies on all configurable subdirectories being autoconfiscated, which
2133# is now the case.
23f6b2f9
PB
2134build_configdirs_all="$build_configdirs"
2135build_configdirs=
2136for i in ${build_configdirs_all} ; do
2137 j=`echo $i | sed -e s/build-//g`
2138 if test -f ${srcdir}/$j/configure ; then
2139 build_configdirs="${build_configdirs} $i"
2140 fi
2141done
2142
e4c9c075
PB
2143configdirs_all="$configdirs"
2144configdirs=
2145for i in ${configdirs_all} ; do
2146 if test -f ${srcdir}/$i/configure ; then
2147 configdirs="${configdirs} $i"
2148 fi
2149done
23f6b2f9 2150
e4c9c075
PB
2151target_configdirs_all="$target_configdirs"
2152target_configdirs=
2153for i in ${target_configdirs_all} ; do
2154 j=`echo $i | sed -e s/target-//g`
2155 if test -f ${srcdir}/$j/configure ; then
2156 target_configdirs="${target_configdirs} $i"
2157 fi
2158done
2159
2160# Produce a warning message for the subdirs we can't configure.
2161# This isn't especially interesting in the Cygnus tree, but in the individual
2162# FSF releases, it's important to let people know when their machine isn't
2163# supported by the one or two programs in a package.
2164
2165if test -n "${notsupp}" && test -z "${norecursion}" ; then
2166 # If $appdirs is non-empty, at least one of those directories must still
2167 # be configured, or we error out. (E.g., if the gas release supports a
2168 # specified target in some subdirs but not the gas subdir, we shouldn't
2169 # pretend that all is well.)
2170 if test -n "$appdirs" ; then
2171 for dir in $appdirs ; do
2172 if test -r $dir/Makefile.in ; then
2173 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
2174 appdirs=""
2175 break
2176 fi
23f6b2f9 2177 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
e4c9c075
PB
2178 appdirs=""
2179 break
2180 fi
2181 fi
2182 done
2183 if test -n "$appdirs" ; then
2184 echo "*** This configuration is not supported by this package." 1>&2
2185 exit 1
2186 fi
2187 fi
2188 # Okay, some application will build, or we don't care to check. Still
2189 # notify of subdirs not getting built.
2190 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
2191 echo " ${notsupp}" 1>&2
2192 echo " (Any other directories should still work fine.)" 1>&2
2193fi
2194
2195case "$host" in
2196 *msdosdjgpp*)
2197 enable_gdbtk=no ;;
2198esac
2199
c3a86da9
DJ
2200# To find our prefix, in gcc_cv_tool_prefix.
2201ACX_TOOL_DIRS
2202
e4c9c075
PB
2203copy_dirs=
2204
526635cb 2205AC_ARG_WITH([build-sysroot],
30b74385 2206 [ --with-build-sysroot=SYSROOT
526635cb
MM
2207 use sysroot as the system root during the build],
2208 [if test x"$withval" != x ; then
2209 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
2210 fi],
2211 [SYSROOT_CFLAGS_FOR_TARGET=])
2212AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
2213
c8aea42c
PB
2214AC_ARG_WITH([debug-prefix-map],
2215 [ --with-debug-prefix-map='A=B C=D ...'
2216 map A to B, C to D ... in debug information],
2217 [if test x"$withval" != x; then
2218 DEBUG_PREFIX_CFLAGS_FOR_TARGET=
2219 for debug_map in $withval; do
2220 DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
2221 done
2222 fi],
2223 [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
2224AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
2225
1c8bd6a3
PB
2226# During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
2227# might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
2228# might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
2229# We want to ensure that TARGET libraries (which we know are built with
2230# gcc) are built with "-O2 -g", so include those options when setting
2231# CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
2232if test "x$CFLAGS_FOR_TARGET" = x; then
2233 CFLAGS_FOR_TARGET=$CFLAGS
2234 case " $CFLAGS " in
2235 *" -O2 "*) ;;
2236 *) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
2237 esac
2238 case " $CFLAGS " in
2239 *" -g "* | *" -g3 "*) ;;
2240 *) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
2241 esac
2242fi
2243AC_SUBST(CFLAGS_FOR_TARGET)
2244
2245if test "x$CXXFLAGS_FOR_TARGET" = x; then
2246 CXXFLAGS_FOR_TARGET=$CXXFLAGS
2247 case " $CXXFLAGS " in
2248 *" -O2 "*) ;;
2249 *) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
2250 esac
2251 case " $CXXFLAGS " in
2252 *" -g "* | *" -g3 "*) ;;
2253 *) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
2254 esac
2255fi
2256AC_SUBST(CXXFLAGS_FOR_TARGET)
2257
e4c9c075
PB
2258# Handle --with-headers=XXX. If the value is not "yes", the contents of
2259# the named directory are copied to $(tooldir)/sys-include.
2260if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
2261 if test x${is_cross_compiler} = xno ; then
2262 echo 1>&2 '***' --with-headers is only supported when cross compiling
2263 exit 1
2264 fi
2265 if test x"${with_headers}" != xyes ; then
c3a86da9 2266 x=${gcc_cv_tool_prefix}
1c710c3c 2267 copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
e4c9c075
PB
2268 fi
2269fi
2270
2271# Handle --with-libs=XXX. If the value is not "yes", the contents of
2272# the name directories are copied to $(tooldir)/lib. Multiple directories
2273# are permitted.
2274if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
2275 if test x${is_cross_compiler} = xno ; then
2276 echo 1>&2 '***' --with-libs is only supported when cross compiling
2277 exit 1
2278 fi
2279 if test x"${with_libs}" != xyes ; then
2280 # Copy the libraries in reverse order, so that files in the first named
2281 # library override files in subsequent libraries.
c3a86da9 2282 x=${gcc_cv_tool_prefix}
e4c9c075 2283 for l in ${with_libs}; do
1c710c3c 2284 copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
e4c9c075
PB
2285 done
2286 fi
2287fi
2288
d7f09764 2289# Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
e8b05380
PB
2290#
2291# This is done by determining whether or not the appropriate directory
2292# is available, and by checking whether or not specific configurations
2293# have requested that this magic not happen.
2294#
2295# The command line options always override the explicit settings in
2296# configure.in, and the settings in configure.in override this magic.
2297#
2298# If the default for a toolchain is to use GNU as and ld, and you don't
2299# want to do that, then you should use the --without-gnu-as and
d7f09764
DN
2300# --without-gnu-ld options for the configure script. Similarly, if
2301# the default is to use the included zlib and you don't want to do that,
2302# you should use the --with-system-zlib option for the configure script.
e8b05380
PB
2303
2304if test x${use_gnu_as} = x &&
2305 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
2306 with_gnu_as=yes
2307 extra_host_args="$extra_host_args --with-gnu-as"
2308fi
2309
2310if test x${use_gnu_ld} = x &&
5afab7ad 2311 echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
e8b05380
PB
2312 with_gnu_ld=yes
2313 extra_host_args="$extra_host_args --with-gnu-ld"
2314fi
2315
d7f09764
DN
2316if test x${use_included_zlib} = x &&
2317 echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
2318 :
2319else
2320 with_system_zlib=yes
2321 extra_host_args="$extra_host_args --with-system-zlib"
2322fi
2323
e8b05380
PB
2324# If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
2325# can detect this case.
2326
2327if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
2328 with_newlib=yes
2329 extra_host_args="$extra_host_args --with-newlib"
2330fi
2331
e4c9c075
PB
2332# Handle ${copy_dirs}
2333set fnord ${copy_dirs}
2334shift
2335while test $# != 0 ; do
2336 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
2337 :
2338 else
2339 echo Copying $1 to $2
2340
2341 # Use the install script to create the directory and all required
2342 # parent directories.
2343 if test -d $2 ; then
2344 :
2345 else
2346 echo >config.temp
2347 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
2348 fi
2349
2350 # Copy the directory, assuming we have tar.
2351 # FIXME: Should we use B in the second tar? Not all systems support it.
2352 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
2353
2354 # It is the responsibility of the user to correctly adjust all
2355 # symlinks. If somebody can figure out how to handle them correctly
2356 # here, feel free to add the code.
2357
2358 echo $1 > $2/COPIED
2359 fi
2360 shift; shift
2361done
2362
e8b05380
PB
2363# Determine a target-dependent exec_prefix that the installed
2364# gcc will search in. Keep this list sorted by triplet, with
2365# the *-*-osname triplets last.
2366md_exec_prefix=
2367case "${target}" in
2368 alpha*-*-*vms*)
2369 md_exec_prefix=/gnu/lib/gcc-lib
2370 ;;
30b74385 2371 i[[34567]]86-pc-msdosdjgpp*)
e8b05380
PB
2372 md_exec_prefix=/dev/env/DJDIR/bin
2373 ;;
30b74385 2374 i[[34567]]86-*-sco3.2v5*)
e8b05380
PB
2375 if test $with_gnu_as = yes; then
2376 md_exec_prefix=/usr/gnu/bin
2377 else
2378 md_exec_prefix=/usr/ccs/bin/elf
2379 fi
2380 ;;
2381
2382 mn10300-*-* | \
2383 powerpc-*-chorusos* | \
2384 powerpc*-*-eabi* | \
2385 powerpc*-*-sysv* | \
2386 powerpc*-*-kaos* | \
2387 s390x-ibm-tpf*)
2388 md_exec_prefix=/usr/ccs/bin
2389 ;;
2390 sparc64-*-elf*)
2391 ;;
2392 v850*-*-*)
2393 md_exec_prefix=/usr/ccs/bin
2394 ;;
aa12a573 2395 xtensa*-*-elf*)
e8b05380
PB
2396 ;;
2397
2398 *-*-beos* | \
2399 *-*-elf* | \
2400 *-*-hpux* | \
2401 *-*-netware* | \
2402 *-*-nto-qnx* | \
2403 *-*-rtems* | \
2404 *-*-solaris2* | \
30b74385 2405 *-*-sysv[[45]]* | \
e8b05380
PB
2406 *-*-vxworks* | \
2407 *-wrs-windiss)
2408 md_exec_prefix=/usr/ccs/bin
2409 ;;
2410esac
2411
4977bab6
ZW
2412extra_arflags_for_target=
2413extra_nmflags_for_target=
2a726918 2414extra_ranlibflags_for_target=
671aa708 2415target_makefile_frag=/dev/null
55380b08 2416case "${target}" in
3e19841a
PB
2417 mep*-*-*)
2418 target_makefile_frag="config/mt-mep"
2419 ;;
58e24147
AM
2420 spu-*-*)
2421 target_makefile_frag="config/mt-spu"
2422 ;;
4bf6c438
RS
2423 mips*-sde-elf*)
2424 target_makefile_frag="config/mt-sde"
2425 ;;
1ec3b87b
RS
2426 mipsisa*-*-elfoabi*)
2427 target_makefile_frag="config/mt-mips-elfoabi"
2428 ;;
08d0963a
RS
2429 mips*-*-*linux* | mips*-*-gnu*)
2430 target_makefile_frag="config/mt-mips-gnu"
2431 ;;
61fec9ff 2432 *-*-netware*)
c3b7d169 2433 target_makefile_frag="config/mt-netware"
55380b08 2434 ;;
416ac4d4 2435 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
98a5bb3b 2436 target_makefile_frag="config/mt-gnu"
55380b08 2437 ;;
671aa708 2438 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
4977bab6
ZW
2439 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
2440 # commands to handle both 32-bit and 64-bit objects. These flags are
2441 # harmless if we're using GNU nm or ar.
2442 extra_arflags_for_target=" -X32_64"
2443 extra_nmflags_for_target=" -B -X32_64"
55380b08 2444 ;;
0aeb3cc6
JH
2445 *-*-darwin[[3-9]]*)
2446 # ranlib before Darwin10 requires the -c flag to look at common symbols.
2a726918
GK
2447 extra_ranlibflags_for_target=" -c"
2448 ;;
55380b08 2449 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
c3b7d169
NN
2450 target_makefile_frag="config/mt-wince"
2451 ;;
2452esac
2453
671aa708 2454alphaieee_frag=/dev/null
c3b7d169
NN
2455case $target in
2456 alpha*-*-*)
2457 # This just makes sure to use the -mieee option to build target libs.
2458 # This should probably be set individually by each library.
2459 alphaieee_frag="config/mt-alphaieee"
55380b08
NN
2460 ;;
2461esac
701afd4d 2462
55380b08
NN
2463# If --enable-target-optspace always use -Os instead of -O2 to build
2464# the target libraries, similarly if it is not specified, use -Os
2465# on selected platforms.
671aa708 2466ospace_frag=/dev/null
55380b08
NN
2467case "${enable_target_optspace}:${target}" in
2468 yes:*)
c3b7d169 2469 ospace_frag="config/mt-ospace"
55380b08
NN
2470 ;;
2471 :d30v-*)
c3b7d169 2472 ospace_frag="config/mt-d30v"
55380b08
NN
2473 ;;
2474 :m32r-* | :d10v-* | :fr30-*)
c3b7d169 2475 ospace_frag="config/mt-ospace"
55380b08
NN
2476 ;;
2477 no:* | :*)
2478 ;;
2479 *)
2480 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
2481 ;;
2482esac
6599da04 2483
55380b08
NN
2484# Default to using --with-stabs for certain targets.
2485if test x${with_stabs} = x ; then
2486 case "${target}" in
89a95129 2487 mips*-*-irix[[56]]*)
55380b08
NN
2488 ;;
2489 mips*-*-* | alpha*-*-osf*)
2490 with_stabs=yes;
4977bab6 2491 extra_host_args="${extra_host_args} --with-stabs"
55380b08
NN
2492 ;;
2493 esac
2494fi
2495
2496# hpux11 in 64bit mode has libraries in a weird place. Arrange to find
2497# them automatically.
2498case "${host}" in
2499 hppa*64*-*-hpux11*)
4977bab6 2500 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
55380b08 2501 ;;
6cdef75d
NN
2502esac
2503
671aa708
NN
2504# Some systems (e.g., one of the i386-aix systems the gas testers are
2505# using) don't handle "\$" correctly, so don't use it here.
1c710c3c 2506tooldir='${exec_prefix}'/${target_noncanonical}
671aa708
NN
2507build_tooldir=${tooldir}
2508
671aa708
NN
2509# Create a .gdbinit file which runs the one in srcdir
2510# and tells GDB to look there for source files.
2511
2512if test -r ${srcdir}/.gdbinit ; then
2513 case ${srcdir} in
2514 .) ;;
2515 *) cat > ./.gdbinit <<EOF
2516# ${NO_EDIT}
2517dir ${srcdir}
2518dir .
2519source ${srcdir}/.gdbinit
2520EOF
2521 ;;
2522 esac
2523fi
2524
6599da04
JM
2525# Make sure that the compiler is able to generate an executable. If it
2526# can't, we are probably in trouble. We don't care whether we can run the
2527# executable--we might be using a cross compiler--we only care whether it
2528# can be created. At this point the main configure script has set CC.
aeaa0f2f 2529we_are_ok=no
6599da04
JM
2530echo "int main () { return 0; }" > conftest.c
2531${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
aeaa0f2f
NN
2532if test $? = 0 ; then
2533 if test -s conftest || test -s conftest.exe ; then
2534 we_are_ok=yes
2535 fi
2536fi
2537case $we_are_ok in
2538 no)
2539 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
2540 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
2541 rm -f conftest*
2542 exit 1
2543 ;;
2544esac
6599da04
JM
2545rm -f conftest*
2546
2547# The Solaris /usr/ucb/cc compiler does not appear to work.
2548case "${host}" in
2549 sparc-sun-solaris2*)
2550 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
671aa708 2551 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
6599da04 2552 could_use=
aeaa0f2f
NN
2553 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
2554 if test -d /opt/cygnus/bin ; then
2555 if test "$could_use" = "" ; then
6599da04
JM
2556 could_use="/opt/cygnus/bin"
2557 else
2558 could_use="$could_use or /opt/cygnus/bin"
2559 fi
2560 fi
aeaa0f2f 2561 if test "$could_use" = "" ; then
6599da04
JM
2562 echo "Warning: compilation may fail because you're using"
2563 echo "/usr/ucb/cc. You should change your PATH or CC "
2564 echo "variable and rerun configure."
2565 else
2566 echo "Warning: compilation may fail because you're using"
2567 echo "/usr/ucb/cc, when you should use the C compiler from"
2568 echo "$could_use. You should change your"
2569 echo "PATH or CC variable and rerun configure."
2570 fi
2571 fi
2572 ;;
2573esac
2574
d89f0ad6 2575# Decide which environment variable is used to find dynamic libraries.
fe3d5b7f
NN
2576case "${host}" in
2577 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
256f7136 2578 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
d89f0ad6 2579 *-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
fe3d5b7f
NN
2580 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
2581esac
fe3d5b7f 2582
d89f0ad6
AL
2583# On systems where the dynamic library environment variable is PATH,
2584# gcc/ will put dynamic libraries into a subdirectory to avoid adding
2585# built executables to PATH.
2586if test "$RPATH_ENVVAR" = PATH; then
2587 GCC_SHLIB_SUBDIR=/shlib
2588else
2589 GCC_SHLIB_SUBDIR=
2590fi
2591
4977bab6
ZW
2592# Record target_configdirs and the configure arguments for target and
2593# build configuration in Makefile.
2594target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
23f6b2f9 2595build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
4977bab6 2596
ad1e5170
JR
2597# If we are building libgomp, bootstrap it.
2598if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
2599 bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
2600fi
2601
4977bab6
ZW
2602# Determine whether gdb needs tk/tcl or not.
2603# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
2604# and in that case we want gdb to be built without tk. Ugh!
2605# In fact I believe gdb is the *only* package directly dependent on tk,
2606# so we should be able to put the 'maybe's in unconditionally and
2607# leave out the maybe dependencies when enable_gdbtk is false. I'm not
2608# 100% sure that that's safe though.
e914a571 2609
b4f96efe 2610gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
4977bab6
ZW
2611case "$enable_gdbtk" in
2612 no)
2613 GDB_TK="" ;;
e914a571
AC
2614 yes)
2615 GDB_TK="${gdb_tk}" ;;
4977bab6 2616 *)
e914a571
AC
2617 # Only add the dependency on gdbtk when GDBtk is part of the gdb
2618 # distro. Eventually someone will fix this and move Insight, nee
2619 # gdbtk to a separate directory.
2620 if test -d ${srcdir}/gdb/gdbtk ; then
2621 GDB_TK="${gdb_tk}"
2622 else
2623 GDB_TK=""
2624 fi
2625 ;;
4977bab6 2626esac
ef9db8d5
DJ
2627CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
2628INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
4977bab6 2629
60975492 2630# Strip out unwanted targets.
8b87bb96
NN
2631
2632# While at that, we remove Makefiles if we were started for recursive
2633# configuration, so that the top-level Makefile reconfigures them,
2634# like we used to do when configure itself was recursive.
8b87bb96 2635
3e54529c
RW
2636# Loop over modules. We used to use the "$extrasub" feature from Autoconf
2637# but now we're fixing up the Makefile ourselves with the additional
2638# commands passed to AC_CONFIG_FILES. Use separate variables
2639# extrasub-{build,host,target} not because there is any reason to split
2640# the substitutions up that way, but only to remain below the limit of
2641# 99 commands in a script, for HP-UX sed.
2642# Do not nest @if/@endif pairs, because configure will not warn you at all.
8b87bb96 2643
5607edfd 2644AC_ARG_ENABLE([bootstrap],
30b74385 2645[ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
ce521a9c 2646enable_bootstrap=default)
5607edfd 2647
ce521a9c
PB
2648# Issue errors and warnings for invalid/strange bootstrap combinations.
2649case "$configdirs" in
2650 *gcc*) have_compiler=yes ;;
2651 *) have_compiler=no ;;
2652esac
2653
2654case "$have_compiler:$host:$target:$enable_bootstrap" in
2655 *:*:*:no) ;;
2656
1ca26cd2 2657 # Default behavior. Enable bootstrap if we have a compiler
ce521a9c
PB
2658 # and we are in a native configuration.
2659 yes:$build:$build:default)
1ca26cd2 2660 enable_bootstrap=yes ;;
ce521a9c
PB
2661
2662 *:*:*:default)
2663 enable_bootstrap=no ;;
2664
2665 # We have a compiler and we are in a native configuration, bootstrap is ok
2d309510 2666 yes:$build:$build:yes)
ce521a9c
PB
2667 ;;
2668
2669 # Other configurations, but we have a compiler. Assume the user knows
2670 # what he's doing.
2d309510 2671 yes:*:*:yes)
ce521a9c
PB
2672 AC_MSG_WARN([trying to bootstrap a cross compiler])
2673 ;;
2674
2675 # No compiler: if they passed --enable-bootstrap explicitly, fail
2d309510 2676 no:*:*:yes)
ce521a9c
PB
2677 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
2678
2679 # Fail if wrong command line
2680 *)
2681 AC_MSG_ERROR([invalid option for --enable-bootstrap])
2682 ;;
2683esac
2684
ca6d0d62
RW
2685case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
2686 *,c++,*:yes:yes) ;;
2687 *:yes:yes)
2688 AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
2689 ;;
2690esac
2691
79cd2b23
RW
2692case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
2693 yes:yes:*\ gold\ *:*,c++,*) ;;
2694 yes:yes:*\ gold\ *:*)
2695 AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
2696 ;;
2697esac
2698
ce521a9c 2699# Adjust the toplevel makefile according to whether bootstrap was selected.
e12c4094 2700case $enable_bootstrap in
5607edfd 2701 yes)
e12c4094
AO
2702 bootstrap_suffix=bootstrap
2703 BUILD_CONFIG=bootstrap-debug
2704 ;;
5607edfd 2705 no)
e12c4094
AO
2706 bootstrap_suffix=no-bootstrap
2707 BUILD_CONFIG=
2708 ;;
5607edfd 2709esac
5607edfd 2710
e12c4094 2711AC_MSG_CHECKING(for default BUILD_CONFIG)
5646b7b9
AO
2712
2713AC_ARG_WITH([build-config],
2714 [--with-build-config='NAME NAME2...'
2715 Use config/NAME.mk build configuration],
2716 [case $with_build_config in
2717 yes) with_build_config= ;;
2718 no) with_build_config= BUILD_CONFIG= ;;
2719 esac])
2720
e12c4094
AO
2721if test "x${with_build_config}" != x; then
2722 BUILD_CONFIG=$with_build_config
2723else
2724 case $BUILD_CONFIG in
2725 bootstrap-debug)
2726 if echo "int f (void) { return 0; }" > conftest.c &&
2727 ${CC} -c conftest.c &&
2728 mv conftest.o conftest.o.g0 &&
2729 ${CC} -c -g conftest.c &&
2730 mv conftest.o conftest.o.g &&
615c8ffa 2731 ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
e12c4094
AO
2732 :
2733 else
2734 BUILD_CONFIG=
2735 fi
2736 rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
2737 ;;
2738 esac
2739fi
2740AC_MSG_RESULT($BUILD_CONFIG)
2741AC_SUBST(BUILD_CONFIG)
2742
3e54529c 2743extrasub_build=
23f6b2f9 2744for module in ${build_configdirs} ; do
8b87bb96
NN
2745 if test -z "${no_recursion}" \
2746 && test -f ${build_subdir}/${module}/Makefile; then
2747 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
2748 rm -f ${build_subdir}/${module}/Makefile
2749 fi
3e54529c 2750 extrasub_build="$extrasub_build
60975492 2751/^@if build-$module\$/d
5607edfd
PB
2752/^@endif build-$module\$/d
2753/^@if build-$module-$bootstrap_suffix\$/d
2754/^@endif build-$module-$bootstrap_suffix\$/d"
8b87bb96 2755done
3e54529c 2756extrasub_host=
8b87bb96 2757for module in ${configdirs} ; do
a6fbc1e2 2758 if test -z "${no_recursion}"; then
f063a9ed 2759 for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
a6fbc1e2
AS
2760 if test -f ${file}; then
2761 echo 1>&2 "*** removing ${file} to force reconfigure"
2762 rm -f ${file}
2763 fi
2764 done
8b87bb96 2765 fi
3e54529c 2766 extrasub_host="$extrasub_host
60975492 2767/^@if $module\$/d
5607edfd
PB
2768/^@endif $module\$/d
2769/^@if $module-$bootstrap_suffix\$/d
2770/^@endif $module-$bootstrap_suffix\$/d"
8b87bb96 2771done
3e54529c 2772extrasub_target=
8b87bb96
NN
2773for module in ${target_configdirs} ; do
2774 if test -z "${no_recursion}" \
2775 && test -f ${target_subdir}/${module}/Makefile; then
2776 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
2777 rm -f ${target_subdir}/${module}/Makefile
2778 fi
00020c16
ILT
2779
2780 # We only bootstrap target libraries listed in bootstrap_target_libs.
2781 case $bootstrap_target_libs in
2782 *,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
2783 *) target_bootstrap_suffix=no-bootstrap ;;
2784 esac
2785
3e54529c 2786 extrasub_target="$extrasub_target
60975492 2787/^@if target-$module\$/d
5607edfd 2788/^@endif target-$module\$/d
00020c16
ILT
2789/^@if target-$module-$target_bootstrap_suffix\$/d
2790/^@endif target-$module-$target_bootstrap_suffix\$/d"
4977bab6 2791done
f516a7da 2792
3e54529c
RW
2793# Do the final fixup along with target modules.
2794extrasub_target="$extrasub_target
60975492 2795/^@if /,/^@endif /d"
4977bab6
ZW
2796
2797# Create the serialization dependencies. This uses a temporary file.
2798
ade82b16 2799AC_ARG_ENABLE([serial-configure],
30b74385
RW
2800[ --enable-serial-@<:@{host,target,build}-@:>@configure
2801 force sequential configuration of
ade82b16 2802 sub-packages for the host, target or build
30b74385 2803 machine, or all sub-packages])
bf1d3e81
NN
2804
2805case ${enable_serial_configure} in
2806 yes)
2807 enable_serial_build_configure=yes
2808 enable_serial_host_configure=yes
2809 enable_serial_target_configure=yes
2810 ;;
2811esac
ade82b16 2812
4977bab6
ZW
2813# These force 'configure's to be done one at a time, to avoid problems
2814# with contention over a shared config.cache.
2815rm -f serdep.tmp
ade82b16 2816echo '# serdep.tmp' > serdep.tmp
4977bab6 2817olditem=
bf1d3e81 2818test "x${enable_serial_build_configure}" = xyes &&
4977bab6
ZW
2819for item in ${build_configdirs} ; do
2820 case ${olditem} in
2821 "") ;;
ade82b16 2822 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
4977bab6
ZW
2823 esac
2824 olditem=${item}
2825done
2826olditem=
bf1d3e81 2827test "x${enable_serial_host_configure}" = xyes &&
4977bab6
ZW
2828for item in ${configdirs} ; do
2829 case ${olditem} in
2830 "") ;;
ade82b16 2831 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
4977bab6
ZW
2832 esac
2833 olditem=${item}
2834done
2835olditem=
bf1d3e81 2836test "x${enable_serial_target_configure}" = xyes &&
4977bab6
ZW
2837for item in ${target_configdirs} ; do
2838 case ${olditem} in
2839 "") ;;
ade82b16 2840 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
4977bab6
ZW
2841 esac
2842 olditem=${item}
2843done
671aa708
NN
2844serialization_dependencies=serdep.tmp
2845AC_SUBST_FILE(serialization_dependencies)
fe3d5b7f 2846
ade82b16 2847# Base args. Strip norecursion, cache-file, srcdir, host, build,
1c710c3c 2848# target, nonopt, and variable assignments. These are the ones we
f1a036e4
NC
2849# might not want to pass down to subconfigures. The exception being
2850# --cache-file=/dev/null, which is used to turn off the use of cache
2851# files altogether, and which should be passed on to subconfigures.
2852# Also strip program-prefix, program-suffix, and program-transform-name,
2853# so that we can pass down a consistent program-transform-name.
1c710c3c
DJ
2854baseargs=
2855keep_next=no
2856skip_next=no
2857eval "set -- $ac_configure_args"
44bfc3ac
DJ
2858for ac_arg
2859do
1c710c3c
DJ
2860 if test X"$skip_next" = X"yes"; then
2861 skip_next=no
2862 continue
2863 fi
2864 if test X"$keep_next" = X"yes"; then
2865 case $ac_arg in
2866 *\'*)
2867 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2868 esac
2869 baseargs="$baseargs '$ac_arg'"
2870 keep_next=no
2871 continue
2872 fi
2873
2874 # Handle separated arguments. Based on the logic generated by
2875 # autoconf 2.59.
2876 case $ac_arg in
2877 *=* | --config-cache | -C | -disable-* | --disable-* \
2878 | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
2879 | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
2880 | -with-* | --with-* | -without-* | --without-* | --x)
2881 separate_arg=no
2882 ;;
2883 -*)
2884 separate_arg=yes
2885 ;;
2886 *)
2887 separate_arg=no
2888 ;;
2889 esac
2890
2891 case "$ac_arg" in
f1a036e4
NC
2892 --cache-file=/dev/null | \
2893 -cache-file=/dev/null )
2894 # Handled here to avoid the test to skip args below.
2895 baseargs="$baseargs '$ac_arg'"
2896 # Assert: $separate_arg should always be no.
2897 keep_next=$separate_arg
2898 ;;
1c710c3c
DJ
2899 --no*)
2900 continue
2901 ;;
2902 --c* | \
2903 --sr* | \
2904 --ho* | \
2905 --bu* | \
2906 --t* | \
2907 --program-* | \
2908 -cache_file* | \
2909 -srcdir* | \
2910 -host* | \
2911 -build* | \
2912 -target* | \
2913 -program-prefix* | \
2914 -program-suffix* | \
2915 -program-transform-name* )
2916 skip_next=$separate_arg
2917 continue
2918 ;;
2919 -*)
2920 # An option. Add it.
2921 case $ac_arg in
2922 *\'*)
2923 ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
2924 esac
2925 baseargs="$baseargs '$ac_arg'"
2926 keep_next=$separate_arg
2927 ;;
2928 *)
2929 # Either a variable assignment, or a nonopt (triplet). Don't
2930 # pass it down; let the Makefile handle this.
2931 continue
2932 ;;
2933 esac
2934done
2935# Remove the initial space we just introduced and, as these will be
2936# expanded by make, quote '$'.
2937baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
6599da04 2938
43bb47c2
DJ
2939# Add in --program-transform-name, after --program-prefix and
2940# --program-suffix have been applied to it. Autoconf has already
2941# doubled dollar signs and backslashes in program_transform_name; we want
2942# the backslashes un-doubled, and then the entire thing wrapped in single
2943# quotes, because this will be expanded first by make and then by the shell.
2944# Also, because we want to override the logic in subdir configure scripts to
2945# choose program_transform_name, replace any s,x,x, with s,y,y,.
2946sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2947${program_transform_name}
2948EOF_SED
2949gcc_transform_name=`cat conftestsed.out`
2950rm -f conftestsed.out
2951baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
d9acb717
RW
2952if test "$silent" = yes; then
2953 baseargs="$baseargs --silent"
2954fi
0115d4a3 2955baseargs="$baseargs --disable-option-checking"
43bb47c2 2956
e490616e
ZW
2957# For the build-side libraries, we just need to pretend we're native,
2958# and not use the same cache file. Multilibs are neither needed nor
2959# desired.
e69bf64b 2960build_configargs="--cache-file=../config.cache ${baseargs}"
e254d6b5 2961
4977bab6
ZW
2962# For host modules, accept cache file option, or specification as blank.
2963case "${cache_file}" in
2964"") # empty
2965 cache_file_option="" ;;
671aa708 2966/* | [[A-Za-z]]:[[\\/]]* ) # absolute path
4977bab6
ZW
2967 cache_file_option="--cache-file=${cache_file}" ;;
2968*) # relative path
2969 cache_file_option="--cache-file=../${cache_file}" ;;
2970esac
2971
09438bde
NN
2972# Host dirs don't like to share a cache file either, horribly enough.
2973# This seems to be due to autoconf 2.5x stupidity.
e69bf64b 2974host_configargs="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
4977bab6 2975
3fedb745 2976target_configargs=${baseargs}
e490616e 2977
6599da04
JM
2978# Passing a --with-cross-host argument lets the target libraries know
2979# whether they are being built with a cross-compiler or being built
2980# native. However, it would be better to use other mechanisms to make the
2981# sorts of decisions they want to make on this basis. Please consider
2982# this option to be deprecated. FIXME.
aeaa0f2f 2983if test x${is_cross_compiler} = xyes ; then
1c710c3c 2984 target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
6599da04
JM
2985fi
2986
dc683a3f
RW
2987# Default to --enable-multilib.
2988if test x${enable_multilib} = x ; then
3fedb745 2989 target_configargs="--enable-multilib ${target_configargs}"
dc683a3f 2990fi
6599da04 2991
5d4a5ee6
JL
2992# Pass --with-newlib if appropriate. Note that target_configdirs has
2993# changed from the earlier setting of with_newlib.
aeaa0f2f 2994if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
3fedb745 2995 target_configargs="--with-newlib ${target_configargs}"
5d4a5ee6
JL
2996fi
2997
6b9eb62c
NN
2998# Different target subdirs use different values of certain variables
2999# (notably CXX). Worse, multilibs use *lots* of different values.
3000# Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
3001# it doesn't automatically accept command-line overrides of them.
3002# This means it's not safe for target subdirs to share a cache file,
3003# which is disgusting, but there you have it. Hopefully this can be
3004# fixed in future. It's still worthwhile to use a cache file for each
3005# directory. I think.
3006
bebcd931
MS
3007# Pass the appropriate --build, --host, --target and --cache-file arguments.
3008# We need to pass --target, as newer autoconf's requires consistency
3009# for target_alias and gcc doesn't manage it consistently.
e69bf64b 3010target_configargs="--cache-file=./config.cache ${target_configargs}"
e490616e 3011
b87487b6 3012FLAGS_FOR_TARGET=
bb654703 3013case " $target_configdirs " in
7965440a 3014 *" newlib "*)
3fedb745 3015 case " $target_configargs " in
7965440a 3016 *" --with-newlib "*)
b87487b6 3017 case "$target" in
5d571eaa
OS
3018 *-cygwin*)
3019 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 $$s/winsup/w32api/include'
3020 ;;
b87487b6
AO
3021 esac
3022
afd7db25 3023 # If we're not building GCC, don't discard standard headers.
ef40bc65 3024 if test -d ${srcdir}/gcc; then
d4eb109c 3025 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
afd7db25
AO
3026
3027 if test "${build}" != "${host}"; then
3028 # On Canadian crosses, CC_FOR_TARGET will have already been set
3029 # by `configure', so we won't have an opportunity to add -Bgcc/
3030 # to it. This is right: we don't want to search that directory
3031 # for binaries, but we want the header files in there, so add
3032 # them explicitly.
215c351a 3033 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
afd7db25
AO
3034
3035 # Someone might think of using the pre-installed headers on
3036 # Canadian crosses, in case the installed compiler is not fully
3037 # compatible with the compiler being built. In this case, it
3038 # would be better to flag an error than risking having
3039 # incompatible object files being constructed. We can't
3040 # guarantee that an error will be flagged, but let's hope the
3041 # compiler will do it, when presented with incompatible header
3042 # files.
3043 fi
d4eb109c
AO
3044 fi
3045
ab50d72b 3046 case "${target}-${is_cross_compiler}" in
f2a0e225 3047 i[[3456789]]86-*-linux*-no)
ab50d72b
DD
3048 # Here host == target, so we don't need to build gcc,
3049 # so we don't want to discard standard headers.
3050 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
ab50d72b
DD
3051 ;;
3052 *)
3053 # If we're building newlib, use its generic headers last, but search
3054 # for any libc-related directories first (so make it the last -B
3055 # switch).
3056 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
c03353e2
RIL
3057
3058 # If we're building libgloss, find the startup file, simulator library
3059 # and linker script.
3060 case " $target_configdirs " in
3061 *" libgloss "*)
3062 # Look for startup file, simulator library and maybe linker script.
3063 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
3064 # Look for libnosys.a in case the target needs it.
3065 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
3066 # Most targets have the linker script in the source directory.
3067 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
3068 ;;
3069 esac
ab50d72b
DD
3070 ;;
3071 esac
b87487b6 3072 ;;
7965440a
AO
3073 esac
3074 ;;
b87487b6 3075esac
5d571eaa 3076
b91f0a41 3077case "$target" in
5d571eaa
OS
3078 x86_64-*mingw* | *-w64-mingw*)
3079 # MinGW-w64 does not use newlib, nor does it use winsup. It may,
3080 # however, use a symlink named 'mingw' in ${prefix} .
3081 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
3082 ;;
3083 *-mingw*)
3084 # MinGW can't be handled as Cygwin above since it does not use newlib.
3085 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
3086 ;;
b91f0a41 3087esac
d4eb109c 3088
6691a79e
ME
3089# Allow the user to override the flags for
3090# our build compiler if desired.
f019adc1
MF
3091if test x"${build}" = x"${host}" ; then
3092 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
3093 CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
3094 LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
3095fi
6691a79e 3096
d4eb109c
AO
3097# On Canadian crosses, we'll be searching the right directories for
3098# the previously-installed cross compiler, so don't bother to add
3099# flags for directories within the install tree of the compiler
3100# being built; programs in there won't even run.
ef40bc65 3101if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
b87487b6 3102 # Search for pre-installed headers if nothing else fits.
9124bc53 3103 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
b87487b6 3104fi
d4eb109c 3105
bb654703 3106if test "x${use_gnu_ld}" = x &&
55380b08 3107 echo " ${configdirs} " | grep " ld " > /dev/null ; then
b87487b6 3108 # Arrange for us to find uninstalled linker scripts.
215c351a 3109 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
b87487b6
AO
3110fi
3111
e88a2c09
DD
3112# Search for other target-specific linker scripts and such.
3113case "${target}" in
3e19841a
PB
3114 mep*)
3115 FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
3116 ;;
e88a2c09
DD
3117esac
3118
671aa708 3119# Makefile fragments.
7b61653a
PE
3120for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
3121do
3122 eval fragval=\$$frag
3123 if test $fragval != /dev/null; then
3124 eval $frag=${srcdir}/$fragval
3125 fi
3126done
671aa708
NN
3127AC_SUBST_FILE(host_makefile_frag)
3128AC_SUBST_FILE(target_makefile_frag)
3129AC_SUBST_FILE(alphaieee_frag)
3130AC_SUBST_FILE(ospace_frag)
3131
3132# Miscellanea: directories, flags, etc.
671aa708 3133AC_SUBST(RPATH_ENVVAR)
d89f0ad6 3134AC_SUBST(GCC_SHLIB_SUBDIR)
671aa708
NN
3135AC_SUBST(tooldir)
3136AC_SUBST(build_tooldir)
ef9db8d5 3137AC_SUBST(CONFIGURE_GDB_TK)
671aa708 3138AC_SUBST(GDB_TK)
ef9db8d5 3139AC_SUBST(INSTALL_GDB_TK)
671aa708
NN
3140
3141# Build module lists & subconfigure args.
671aa708 3142AC_SUBST(build_configargs)
23f6b2f9 3143AC_SUBST(build_configdirs)
671aa708
NN
3144
3145# Host module lists & subconfigure args.
3146AC_SUBST(host_configargs)
3147AC_SUBST(configdirs)
aae29963 3148AC_SUBST(target_configdirs)
671aa708
NN
3149
3150# Target module lists & subconfigure args.
671aa708 3151AC_SUBST(target_configargs)
ee2312f3 3152
671aa708
NN
3153
3154# Build tools.
0999159b
PB
3155AC_SUBST(AR_FOR_BUILD)
3156AC_SUBST(AS_FOR_BUILD)
671aa708 3157AC_SUBST(CC_FOR_BUILD)
0999159b
PB
3158AC_SUBST(CFLAGS_FOR_BUILD)
3159AC_SUBST(CXXFLAGS_FOR_BUILD)
3160AC_SUBST(CXX_FOR_BUILD)
3161AC_SUBST(DLLTOOL_FOR_BUILD)
3162AC_SUBST(GCJ_FOR_BUILD)
3163AC_SUBST(GFORTRAN_FOR_BUILD)
3164AC_SUBST(LDFLAGS_FOR_BUILD)
3165AC_SUBST(LD_FOR_BUILD)
3166AC_SUBST(NM_FOR_BUILD)
3167AC_SUBST(RANLIB_FOR_BUILD)
3168AC_SUBST(WINDMC_FOR_BUILD)
3169AC_SUBST(WINDRES_FOR_BUILD)
671aa708
NN
3170AC_SUBST(config_shell)
3171
2abefe3d
PB
3172# Generate default definitions for YACC, M4, LEX and other programs that run
3173# on the build machine. These are used if the Makefile can't locate these
3174# programs in objdir.
3175MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
3176
3177AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
3178case " $build_configdirs " in
3179 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
3180 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
3181esac
3182
3183AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
3184case " $build_configdirs " in
3185 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
3186esac
3187
3188AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
3189case " $build_configdirs " in
3190 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
3191esac
3192
3193AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
3194case " $build_configdirs " in
3195 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3196 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
3197esac
3198
3199AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
3200case " $build_configdirs " in
3201 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
3202esac
3203
3204AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
3205case " $build_configdirs " in
3206 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
3207 *)
3208changequote(,)
d18ff35a 3209 # For an installed makeinfo, we require it to be from texinfo 4.7 or
2abefe3d
PB
3210 # higher, else we use the "missing" dummy.
3211 if ${MAKEINFO} --version \
d18ff35a 3212 | egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
2abefe3d
PB
3213 :
3214 else
3215 MAKEINFO="$MISSING makeinfo"
3216 fi
3217 ;;
3218changequote([,])
3219esac
3220
3221# FIXME: expect and dejagnu may become build tools?
3222
3223AC_CHECK_PROGS(EXPECT, expect, expect)
3224case " $configdirs " in
3225 *" expect "*)
3226 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
3227 ;;
3228esac
3229
3230AC_CHECK_PROGS(RUNTEST, runtest, runtest)
3231case " $configdirs " in
3232 *" dejagnu "*)
c394e891 3233 test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
2abefe3d
PB
3234 ;;
3235esac
3236
3237
671aa708 3238# Host tools.
2693c0b0
PB
3239NCN_STRICT_CHECK_TOOLS(AR, ar)
3240NCN_STRICT_CHECK_TOOLS(AS, as)
3241NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
3242NCN_STRICT_CHECK_TOOLS(LD, ld)
2abefe3d 3243NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
2693c0b0 3244NCN_STRICT_CHECK_TOOLS(NM, nm)
8927b7c0
RO
3245NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
3246NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
2693c0b0 3247NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
901119ae 3248NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
2693c0b0
PB
3249NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
3250NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
671aa708
NN
3251AC_SUBST(CC)
3252AC_SUBST(CXX)
3253AC_SUBST(CFLAGS)
3254AC_SUBST(CXXFLAGS)
671aa708 3255
2abefe3d 3256# Target tools.
e8b05380 3257AC_ARG_WITH([build-time-tools],
30b74385 3258 [ --with-build-time-tools=PATH
e8b05380
PB
3259 use given path to find target tools during the build],
3260 [case x"$withval" in
3261 x/*) ;;
3262 *)
3263 with_build_time_tools=
3264 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
3265 ;;
3266 esac],
3267 [with_build_time_tools=])
3268
2693c0b0
PB
3269NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
3270NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
2693c0b0
PB
3271NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
3272NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
3273NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
e8b05380
PB
3274
3275ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
3276ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
3277ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
3278ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
3279ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
3280ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
3281ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
8927b7c0 3282ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
e8b05380
PB
3283ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
3284ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
901119ae 3285ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
4de997d1 3286
2abefe3d
PB
3287RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
3288
3289GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
3290GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
3291GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3292GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
3293 [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3294 c++)
3295GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
3296 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
3297 c++)
3298GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
3299GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
3300GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
3301 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
3302GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
3303 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
3304GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
3305GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
3306GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
3307GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
3308GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
3309GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
3310GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
901119ae 3311GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
4de997d1 3312
2abefe3d 3313AC_SUBST(FLAGS_FOR_TARGET)
4de997d1 3314AC_SUBST(RAW_CXX_FOR_TARGET)
be912515 3315
671aa708
NN
3316# Certain tools may need extra flags.
3317AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
3318RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
3319NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
6599da04 3320
2abefe3d
PB
3321# When building target libraries, except in a Canadian cross, we use
3322# the same toolchain as the compiler we just built.
3323COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
3324COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
3325COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
3326if test $host = $build; then
3327 case " $configdirs " in
3328 *" gcc "*)
3329 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
3330 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
3331 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
3332 ;;
3333 esac
3334fi
3335
3336AC_SUBST(COMPILER_AS_FOR_TARGET)
3337AC_SUBST(COMPILER_LD_FOR_TARGET)
3338AC_SUBST(COMPILER_NM_FOR_TARGET)
3339
ee03dc5e
AO
3340AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
3341AC_ARG_ENABLE(maintainer-mode,
3342[ --enable-maintainer-mode enable make rules and dependencies not useful
3343 (and sometimes confusing) to the casual installer],
3344 USE_MAINTAINER_MODE=$enableval,
3345 USE_MAINTAINER_MODE=no)
3346AC_MSG_RESULT($USE_MAINTAINER_MODE)
3347AC_SUBST(MAINTAINER_MODE_TRUE)
3348AC_SUBST(MAINTAINER_MODE_FALSE)
3349if test "$USE_MAINTAINER_MODE" = yes; then
3350 MAINTAINER_MODE_TRUE=
3351 MAINTAINER_MODE_FALSE='#'
3352else
3353 MAINTAINER_MODE_TRUE='#'
3354 MAINTAINER_MODE_FALSE=
3355fi
3356MAINT=$MAINTAINER_MODE_TRUE
3357AC_SUBST(MAINT)dnl
3358
2805b53a
NN
3359# ---------------------
3360# GCC bootstrap support
3361# ---------------------
3362
3363# Stage specific cflags for build.
3364stage1_cflags="-g"
3365case $build in
3366 vax-*-*)
3367 case ${GCC} in
3368 yes) stage1_cflags="-g -Wa,-J" ;;
3369 *) stage1_cflags="-g -J" ;;
3370 esac ;;
2805b53a 3371esac
0b50988a
EB
3372
3373# This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
00020c16 3374if test "$GCC" = yes -a "$ENABLE_BUILD_WITH_CXX" != yes; then
0b50988a
EB
3375 saved_CFLAGS="$CFLAGS"
3376
3377 # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
3378 CFLAGS="$CFLAGS -fkeep-inline-functions"
3379 AC_MSG_CHECKING([whether -fkeep-inline-functions is supported])
9cc1244e
JJ
3380 AC_TRY_COMPILE([
3381#if (__GNUC__ < 3) \
3382 || (__GNUC__ == 3 && (__GNUC_MINOR__ < 3 \
3383 || (__GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ < 1)))
3384#error http://gcc.gnu.org/PR29382
3385#endif
3386 ],,
0b50988a
EB
3387 [AC_MSG_RESULT([yes]); stage1_cflags="$stage1_cflags -fkeep-inline-functions"],
3388 [AC_MSG_RESULT([no])])
3389
3390 CFLAGS="$saved_CFLAGS"
3391fi
3392
2805b53a
NN
3393AC_SUBST(stage1_cflags)
3394
8efea775
PB
3395# Enable --enable-checking in stage1 of the compiler.
3396AC_ARG_ENABLE(stage1-checking,
30b74385
RW
3397[ --enable-stage1-checking@<:@=all@:>@ choose additional checking for stage1
3398 of the compiler],
8efea775 3399[stage1_checking=--enable-checking=${enable_stage1_checking}],
e643dc23 3400[if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
7e98624c 3401 stage1_checking=--enable-checking=yes,types
8efea775 3402else
e643dc23 3403 stage1_checking=--enable-checking=$enable_checking,types
8efea775
PB
3404fi])
3405AC_SUBST(stage1_checking)
3406
2805b53a 3407# Enable -Werror in bootstrap stage2 and later.
2805b53a
NN
3408AC_ARG_ENABLE(werror,
3409[ --enable-werror enable -Werror in bootstrap stage2 and later], [],
416cfb5e 3410[if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
88fceb68
PB
3411 enable_werror=yes
3412else
3413 enable_werror=no
3414fi])
09a9c095
NN
3415case ${enable_werror} in
3416 yes) stage2_werror_flag="--enable-werror-always" ;;
3417 *) stage2_werror_flag="" ;;
2805b53a 3418esac
09a9c095 3419AC_SUBST(stage2_werror_flag)
2805b53a 3420
f2689b09
SE
3421# Specify what files to not compare during bootstrap.
3422
3423compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
3424case "$target" in
3425 hppa*64*-*-hpux*) ;;
3426 hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
3427esac
f61428ed
AO
3428case " $configdirs " in
3429*" ppl "*) compare_exclusions="$compare_exclusions | ppl/src/ppl-config.o" ;;
3430esac
f2689b09
SE
3431AC_SUBST(compare_exclusions)
3432
3e54529c
RW
3433AC_CONFIG_FILES([Makefile],
3434 [sed "$extrasub_build" Makefile |
3435 sed "$extrasub_host" |
3436 sed "$extrasub_target" > mf$$
3437 mv -f mf$$ Makefile],
3438 [extrasub_build="$extrasub_build"
3439 extrasub_host="$extrasub_host"
3440 extrasub_target="$extrasub_target"])
3441AC_OUTPUT