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Makefile.def (bootstrap stages): Add 'lean' parameter.
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e601f9e9 1# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
89a95129 2# 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
6599da04
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3#
4# This file is free software; you can redistribute it and/or modify it
5# under the terms of the GNU General Public License as published by
6# the Free Software Foundation; either version 2 of the License, or
7# (at your option) any later version.
8#
9# This program is distributed in the hope that it will be useful, but
10# WITHOUT ANY WARRANTY; without even the implied warranty of
11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12# General Public License for more details.
13#
14# You should have received a copy of the GNU General Public License
15# along with this program; if not, write to the Free Software
16# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17
18##############################################################################
671aa708
NN
19### WARNING: this file contains embedded tabs. Do not run untabify on this file.
20
ad6717df
PB
21sinclude(config/acx.m4)
22
671aa708 23AC_INIT(move-if-change)
d02c69be 24AC_PREREQ(2.13)
671aa708
NN
25AC_CANONICAL_SYSTEM
26AC_ARG_PROGRAM
27
775956d0
NN
28# Get 'install' or 'install-sh' and its variants.
29AC_PROG_INSTALL
ad6717df 30ACX_PROG_LN
148907ea 31AC_PROG_LN_S
775956d0 32
671aa708
NN
33### we might need to use some other shell than /bin/sh for running subshells
34### If we are on Windows, search for the shell. This will permit people
35### to not have /bin/sh, but to be able to see /SOME/PATH/sh configure
36### without also having to set CONFIG_SHELL. This code will work when
37### using bash, which sets OSTYPE.
38case "${OSTYPE}" in
39*win32*)
40 if test x${CONFIG_SHELL} = x ; then
41 if test ! -f /bin/sh ; then
42 if test x${SHELL} != x && test -f ${SHELL} ; then
43 CONFIG_SHELL=${SHELL}
44 export CONFIG_SHELL
45 else
46 for prog in sh sh.exe bash bash.exe; do
47 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
48 for dir in $PATH; do
49 test -z "$dir" && dir=.
50 if test -f $dir/$prog; then
51 CONFIG_SHELL=$dir/$prog
52 export CONFIG_SHELL
53 break
54 fi
55 done
56 IFS="$save_ifs"
57 test -n "${CONFIG_SHELL}" && break
58 done
59 fi
60 fi
61 fi
62 ;;
63esac
64
65config_shell=${CONFIG_SHELL-/bin/sh}
66
671aa708
NN
67progname=$0
68# if PWD already has a value, it is probably wrong.
69if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
70
b348267b 71# Export original configure arguments for use by sub-configures. These
eeae7b41
DJ
72# will be expanded by make, so quote '$'.
73tmp="$progname $@"
74sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
75$tmp
b348267b 76EOF_SED
eeae7b41
DJ
77TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
78rm -f conftestsed.out
3dfabf63 79AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
671aa708
NN
80
81moveifchange=${srcdir}/move-if-change
82
83# Set srcdir to "." if that's what it is.
84# This is important for multilib support.
85pwd=`${PWDCMD-pwd}`
86srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
87if test "${pwd}" = "${srcpwd}" ; then
88 srcdir=.
89fi
90
91topsrcdir=$srcpwd
6599da04 92
4977bab6
ZW
93extra_host_args=
94# Define the trigger file to make sure configure will re-run whenever
95# the gcc version number changes.
671aa708
NN
96if test "${with_gcc_version_trigger+set}" = set ; then
97 gcc_version_trigger="$with_gcc_version_trigger"
98 gcc_version=`grep version_string ${with_gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
4977bab6 99else
671aa708
NN
100 # If gcc's sources are available, define the trigger file.
101 if test -f ${topsrcdir}/gcc/version.c ; then
102 gcc_version_trigger=${topsrcdir}/gcc/version.c
103 gcc_version=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([[^ \"]]*\)[[ \"]].*/\1/'`
104 case "$ac_configure_args" in
105 *--with-gcc-version-trigger=$gcc_version_trigger* )
106 ;;
107 * )
108 # Add to all subconfigure arguments: build, host, and target.
ade82b16 109 ac_configure_args="$ac_configure_args --with-gcc-version-trigger=$gcc_version_trigger"
671aa708
NN
110 ;;
111 esac
112 fi
4977bab6
ZW
113fi
114
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115### To add a new directory to the tree, first choose whether it is a target
116### or a host dependent tool. Then put it into the appropriate list
4977bab6
ZW
117### (library or tools, host or target), doing a dependency sort.
118
119# Subdirs will be configured in the order listed in build_configdirs,
120# configdirs, or target_configdirs; see the serialization section below.
121
122# Dependency sorting is only needed when *configuration* must be done in
123# a particular order. In all cases a dependency should be specified in
124# the Makefile, whether or not it's implicitly specified here.
6599da04 125
4977bab6
ZW
126# Double entries in build_configdirs, configdirs, or target_configdirs may
127# cause circular dependencies and break everything horribly.
6599da04 128
23f6b2f9
PB
129# these library is used by various programs built for the build
130# environment
131#
132build_libs="build-libiberty"
133
134# these tools are built for the build environment
135build_tools="build-texinfo build-byacc build-flex build-bison build-m4"
136
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137# these libraries are used by various programs built for the host environment
138#
b4f96efe 139host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libbanshee libcpp"
6599da04 140
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141# these tools are built for the host environment
142# Note, the powerpc-eabi build depends on sim occurring before gdb in order to
143# know that we are building the simulator.
4977bab6
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144# binutils, gas and ld appear in that order because it makes sense to run
145# "make check" in that particular order.
bf7d3350 146host_tools="texinfo byacc flex bison binutils gas ld gcc sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar"
5d4a5ee6 147
7743113b
AG
148# libgcj represents the runtime libraries only used by gcj.
149libgcj="target-libffi \
150 target-boehm-gc \
151 target-zlib \
152 target-qthreads \
153 target-libjava"
154
6599da04
JM
155# these libraries are built for the target environment, and are built after
156# the host libraries and the host tools (which may be a cross compiler)
157#
4dbda6f0 158target_libraries="target-libiberty \
5d4a5ee6
JL
159 target-libgloss \
160 target-newlib \
cb543528 161 target-libstdc++-v3 \
6de9cd9a 162 target-libmudflap \
6de9cd9a 163 target-libgfortran \
77d187bc 164 ${libgcj} \
d9cdb878
AC
165 target-libobjc \
166 target-libada"
6599da04 167
4dbda6f0
NN
168# these tools are built using the target libraries, and are intended to
169# run only in the target environment
6599da04 170#
4dbda6f0 171# note: any program that *uses* libraries that are in the "target_libraries"
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172# list belongs in this list. those programs are also very likely
173# candidates for the "native_only" list which follows
174#
97286f7f 175target_tools="target-examples target-groff target-gperf target-rda"
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176
177################################################################################
178
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179## All tools belong in one of the four categories, and are assigned above
180## We assign ${configdirs} this way to remove all embedded newlines. This
181## is important because configure will choke if they ever get through.
182## ${configdirs} is directories we build using the host tools.
183## ${target_configdirs} is directories we build using the target tools.
6599da04 184configdirs=`echo ${host_libs} ${host_tools}`
4dbda6f0 185target_configdirs=`echo ${target_libraries} ${target_tools}`
6599da04 186
7c27e184 187# Only make build libraries if build != host.
8b87bb96 188if test ${host_alias} != ${build_alias} ; then
23f6b2f9 189 build_configdirs=`echo ${build_libs} ${build_tools}`
7c27e184
PB
190else
191 build_configdirs=`echo ${build_tools}`
8b87bb96
NN
192fi
193
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194################################################################################
195
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196srcname="gnu development package"
197
198# This gets set non-empty for some net releases of packages.
199appdirs=""
200
e1848dde
NN
201# Define is_cross_compiler to save on calls to 'test'.
202is_cross_compiler=
203if test x"${host}" = x"${target}" ; then
204 is_cross_compiler=no
205else
206 is_cross_compiler=yes
207fi
208
b4acb5ef 209# Find the build and target subdir names.
8b87bb96 210GCC_TOPLEV_SUBDIRS
f653f0ab 211
55380b08
NN
212# Skipdirs are removed silently.
213skipdirs=
214# Noconfigdirs are removed loudly.
215noconfigdirs=""
6599da04 216
55380b08
NN
217use_gnu_ld=
218# Make sure we don't let GNU ld be added if we didn't want it.
219if test x$with_gnu_ld = xno ; then
220 use_gnu_ld=no
221 noconfigdirs="$noconfigdirs ld"
6599da04
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222fi
223
55380b08
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224use_gnu_as=
225# Make sure we don't let GNU as be added if we didn't want it.
226if test x$with_gnu_as = xno ; then
227 use_gnu_as=no
228 noconfigdirs="$noconfigdirs gas"
6599da04
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229fi
230
55380b08
NN
231# some tools are so dependent upon X11 that if we're not building with X,
232# it's not even worth trying to configure, much less build, that tool.
6599da04 233
55380b08
NN
234case ${with_x} in
235 yes | "") ;; # the default value for this tree is that X11 is available
423ce3eb 236 no)
b4f96efe 237 skipdirs="${skipdirs} tk itcl libgui"
423ce3eb
NN
238 # We won't be able to build gdbtk without X.
239 enable_gdbtk=no
240 ;;
55380b08
NN
241 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
242esac
6599da04 243
55380b08 244# Some tools are only suitable for building in a "native" situation.
95ddd785 245# Remove these if host!=target.
61b56b2e 246native_only="autoconf automake libtool fileutils find gawk gettext gzip hello indent m4 rcs recode sed shellutils tar textutils uudecode wdiff gprof target-groff guile perl time ash bash bzip2 prms gnuserv target-gperf"
95ddd785
NN
247
248# Similarly, some are only suitable for cross toolchains.
249# Remove these if host=target.
250cross_only="target-libgloss target-newlib target-opcodes"
6599da04 251
55380b08
NN
252case $is_cross_compiler in
253 no) skipdirs="${skipdirs} ${cross_only}" ;;
254 yes) skipdirs="${skipdirs} ${native_only}" ;;
255esac
6599da04 256
0c639b89
DD
257# If both --with-headers and --with-libs are specified, default to
258# --without-newlib.
e50084fa
GK
259if test x"${with_headers}" != x && test x"${with_headers} != xno \
260 && test x"${with_libs}" != x && test x"${with_libs} != xno ; then
0c639b89
DD
261 if test x"${with_newlib}" = x ; then
262 with_newlib=no
263 fi
264fi
265
266# Recognize --with-newlib/--without-newlib.
267case ${with_newlib} in
268 no) skipdirs="${skipdirs} target-newlib" ;;
269 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
270esac
271
6599da04
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272# Configure extra directories which are host specific
273
274case "${host}" in
55380b08 275 *-cygwin*)
4977bab6 276 configdirs="$configdirs libtermcap" ;;
6599da04
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277esac
278
279# Remove more programs from consideration, based on the host or
280# target this usually means that a port of the program doesn't
281# exist yet.
282
6599da04 283case "${host}" in
18a53ffe
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284 hppa*64*-*-*)
285 noconfigdirs="$noconfigdirs byacc"
286 ;;
f2a0e225 287 i[[3456789]]86-*-vsta)
b4f96efe 288 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
6599da04 289 ;;
f2a0e225 290 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
b4f96efe 291 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
3aa83176 292 ;;
f2a0e225 293 i[[3456789]]86-*-mingw32*)
b4f96efe 294 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
a22c2d8d 295 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
3aa83176 296 ;;
f2a0e225 297 i[[3456789]]86-*-beos*)
b4f96efe 298 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
3aa83176 299 ;;
d207ebef 300 *-*-cygwin*)
a22c2d8d 301 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
6599da04 302 ;;
5d4a5ee6 303 *-*-netbsd*)
a22c2d8d 304 noconfigdirs="$noconfigdirs rcs"
5d4a5ee6 305 ;;
6599da04 306 ppc*-*-pe)
b4f96efe 307 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
c135ea39 308 ;;
0da3b5a7 309 powerpc-*-beos*)
b4f96efe 310 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
0da3b5a7 311 ;;
743f054e 312 *-*-darwin*)
b4f96efe 313 noconfigdirs="$noconfigdirs tk itcl libgui"
743f054e 314 ;;
6599da04
JM
315esac
316
6de9cd9a
DN
317AC_ARG_WITH(libbanshee,
318[ --without-libbanshee Don't build with libbanshee])
319case ${with_libbanshee} in
320 no)
321 noconfigdirs="$noconfigdirs libbanshee" ;;
322 yes|"")
323 with_libbanshee=yes
324 ;;
325 *)
326 AC_MSG_ERROR([--with-libbanshee can only be empty, "yes" or "no" (empty defaults to "yes".])
327esac
328
d9cdb878
AC
329AC_ARG_ENABLE(libada,
330[ --enable-libada Builds libada directory],
331ENABLE_LIBADA=$enableval,
332ENABLE_LIBADA=yes)
333if test "${ENABLE_LIBADA}" != "yes" ; then
334 noconfigdirs="$noconfigdirs target-libada"
335fi
336
8343765d
AO
337# Save it here so that, even in case of --enable-libgcj, if the Java
338# front-end isn't enabled, we still get libgcj disabled.
339libgcj_saved=$libgcj
340case $enable_libgcj in
341yes)
342 # If we reset it here, it won't get added to noconfigdirs in the
343 # target-specific build rules, so it will be forcibly enabled
344 # (unless the Java language itself isn't enabled).
345 libgcj=
346 ;;
347no)
348 # Make sure we get it printed in the list of not supported target libs.
349 noconfigdirs="$noconfigdirs ${libgcj}"
350 ;;
351esac
352
6de9cd9a
DN
353
354# Allow --disable-libmudflap to exclude target-libmudflap
355case $enable_libmudflap in
dfcada9a 356yes)
6de9cd9a
DN
357 ;;
358no)
359 noconfigdirs="$noconfigdirs target-libmudflap"
360 ;;
dfcada9a
MM
361"")
362 case "${target}" in
98a5bb3b
RM
363 *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu)
364 # Enable libmudflap by default in GNU and friends.
dfcada9a 365 ;;
a3e8d8b4
LR
366 *-*-freebsd*)
367 # Enable libmudflap by default in FreeBSD.
368 ;;
dfcada9a
MM
369 *)
370 # Disable it by default everywhere else.
371 noconfigdirs="$noconfigdirs target-libmudflap"
372 ;;
373 esac
6de9cd9a
DN
374esac
375
376
6599da04 377case "${target}" in
3fa03ff9
AG
378 *-*-chorusos)
379 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
380 ;;
940cde4d 381 powerpc-*-darwin*)
c8e5d1af 382 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
8d9b3f2e 383 noconfigdirs="$noconfigdirs target-libobjc"
c8e5d1af 384 ;;
940cde4d
GK
385 *-*-darwin*)
386 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
387 noconfigdirs="$noconfigdirs target-libobjc ${libgcj}"
388 ;;
671aa708 389 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
ef98ad7b
LR
390 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
391 ;;
c3f84f61 392 *-*-freebsd*)
6de9cd9a
DN
393 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
394 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
395 && test -f /usr/local/include/gmp.h; then
396 with_gmp=/usr/local
397 fi
398
399 # Skip some stuff that's unsupported on some FreeBSD configurations.
400 case "${target}" in
401 i*86-*-*) ;;
402 alpha*-*-*) ;;
403 *)
404 noconfigdirs="$noconfigdirs ${libgcj}"
405 ;;
406 esac
407 ;;
ef4e7569
US
408 *-*-kaos*)
409 # Remove unsupported stuff on all kaOS configurations.
b4117c30 410 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
ef4e7569
US
411 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
412 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
413 noconfigdirs="$noconfigdirs target-libgloss"
414 ;;
51584787
JT
415 *-*-netbsd*)
416 # Skip some stuff on all NetBSD configurations.
fbf86afb 417 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
51584787
JT
418
419 # Skip some stuff that's unsupported on some NetBSD configurations.
420 case "${target}" in
320d7e7a 421 i*86-*-netbsdelf*) ;;
0590b963 422 arm*-*-netbsdelf*) ;;
51584787
JT
423 *)
424 noconfigdirs="$noconfigdirs ${libgcj}"
425 ;;
426 esac
427 ;;
6599da04 428 *-*-netware)
cb543528 429 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-newlib target-libiberty target-libgloss ${libgcj}"
6599da04 430 ;;
3fbc0b70 431 *-*-rtems*)
7743113b 432 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
3fbc0b70 433 ;;
5785c0ed
BI
434 *-*-uclinux*)
435 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
436 ;;
6599da04 437 *-*-vxworks*)
4dd01c5c 438 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
6599da04 439 ;;
b104e095 440 alpha*-dec-osf*)
603606e7
NN
441 # ld works, but does not support shared libraries.
442 # newlib is not 64 bit ready. I'm not sure about fileutils.
6599da04 443 # gas doesn't generate exception information.
603606e7 444 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
6599da04
JM
445 ;;
446 alpha*-*-*vms*)
7743113b 447 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
6599da04 448 ;;
9e9af119
MH
449 alpha*-*-linux*)
450 # newlib is not 64 bit ready
d340e0ac 451 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
9e9af119 452 ;;
6599da04
JM
453 alpha*-*-*)
454 # newlib is not 64 bit ready
7743113b 455 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
6599da04 456 ;;
33952f6f
AO
457 am33_2.0-*-linux*)
458 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
459 ;;
53b475f0
AH
460 sh-*-linux*)
461 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
53b475f0 462 ;;
3a685f6f 463 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
7743113b
AG
464 noconfigdirs="$noconfigdirs ${libgcj}"
465 noconfigdirs="$noconfigdirs target-examples"
d207ebef 466 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
b4f96efe 467 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
3a685f6f
NC
468 noconfigdirs="$noconfigdirs expect dejagnu"
469 # the C++ libraries don't build on top of CE's C libraries
cb543528 470 noconfigdirs="$noconfigdirs target-libstdc++-v3"
fbf86afb 471 noconfigdirs="$noconfigdirs target-newlib"
3a685f6f
NC
472 case "${host}" in
473 *-*-cygwin*) ;; # keep gdb and readline
aa9c3ab4 474 *) noconfigdirs="$noconfigdirs gdb readline"
3a685f6f
NC
475 ;;
476 esac
477 ;;
d207ebef 478 arc-*-*)
7743113b 479 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef 480 ;;
5831424e
RE
481 arm-*-coff | strongarm-*-coff | xscale-*-coff)
482 noconfigdirs="$noconfigdirs ${libgcj}"
483 ;;
b3f8d95d 484 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
5831424e
RE
485 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
486 ;;
972974fc
MM
487 arm*-*-symbianelf*)
488 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
489 ;;
6599da04 490 arm-*-pe*)
7743113b 491 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
6599da04 492 ;;
bbd8fa7f 493 arm-*-oabi*)
7743113b 494 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
bbd8fa7f 495 ;;
e98e406f 496 thumb-*-coff)
7743113b 497 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
e98e406f 498 ;;
d207ebef 499 thumb-*-elf)
7743113b 500 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef
JM
501 ;;
502 thumb-*-oabi)
7743113b 503 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef 504 ;;
d207ebef 505 thumb-*-pe)
7743113b 506 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef 507 ;;
5d4a5ee6 508 arm-*-riscix*)
7743113b 509 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
5d4a5ee6 510 ;;
6ff14f32 511 avr-*-*)
cb543528 512 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
6ff14f32 513 ;;
a5a438f5 514 c4x-*-* | tic4x-*-*)
cb543528 515 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
ab50d72b
DD
516 ;;
517 c54x*-*-* | tic54x-*-*)
cb543528 518 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
ab50d72b 519 ;;
f48a3b5c 520 cris-*-*)
fb87ad5d 521 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
f48a3b5c 522 ;;
25b656e7
PB
523 crx-*-*)
524 noconfigdirs="$noconfigdirs target-libgloss target-libstdc++-v3 target-mudflap ${libgcj}"
525 ;;
6599da04 526 d10v-*-*)
cb543528 527 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
d207ebef
JM
528 ;;
529 d30v-*-*)
fb87ad5d 530 noconfigdirs="$noconfigdirs ${libgcj} gdb"
6599da04 531 ;;
09b5f8bf 532 fr30-*-elf*)
fb87ad5d 533 noconfigdirs="$noconfigdirs ${libgcj} gdb"
09b5f8bf 534 ;;
ee777171
DB
535 frv-*-*)
536 noconfigdirs="$noconfigdirs ${libgcj}"
ee777171 537 ;;
ab50d72b 538 h8300*-*-*)
b4117c30 539 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
ab50d72b 540 ;;
6599da04 541 h8500-*-*)
b4117c30 542 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
6599da04 543 ;;
cdbff0ab
AM
544 hppa*64*-*-linux* | parisc*64*-*-linux*)
545 # In this case, it's because the hppa64-linux target is for
546 # the kernel only at this point and has no libc, and thus no
547 # headers, crt*.o, etc., all of which are needed by these.
548 noconfigdirs="$noconfigdirs target-zlib"
549 ;;
6599da04 550 hppa*-*-*elf* | \
cdbff0ab 551 parisc*-*-linux* | hppa*-*-linux* | \
bae29210 552 hppa*-*-lites* | \
66350331 553 hppa*-*-openbsd* | \
bae29210 554 hppa*64*-*-*)
b1bb2302 555 noconfigdirs="$noconfigdirs ${libgcj}"
6599da04
JM
556 # Do configure ld/binutils/gas for this case.
557 ;;
558 hppa*-*-*)
b2964d63
AO
559 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
560 # build on HP-UX 10.20.
561 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
d207ebef 562 ;;
fb87ad5d
HPN
563 i960-*-*)
564 noconfigdirs="$noconfigdirs ${libgcj} gdb"
565 ;;
d207ebef
JM
566 ia64*-*-elf*)
567 # No gdb support yet.
b4f96efe 568 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
d207ebef 569 ;;
ab50d72b
DD
570 ia64*-**-hpux*)
571 # No gdb or ld support yet.
b4f96efe 572 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
ab50d72b 573 ;;
f2a0e225 574 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
a393bca0 575 noconfigdirs="$noconfigdirs ${libgcj}"
6599da04 576 ;;
f2a0e225 577 i[[3456789]]86-*-linux*)
d0af82b0
HPN
578 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
579 # not build java stuff by default.
580 case "${target}" in
581 *-*-*libc1*)
582 noconfigdirs="$noconfigdirs ${libgcj}";;
583 esac
584
9a06dc7d
TF
585 # This section makes it possible to build newlib natively on linux.
586 # If we are using a cross compiler then don't configure newlib.
587 if test x${is_cross_compiler} != xno ; then
3aa83176 588 noconfigdirs="$noconfigdirs target-newlib"
9a06dc7d
TF
589 fi
590 noconfigdirs="$noconfigdirs target-libgloss"
591 # If we are not using a cross compiler, do configure newlib.
592 # Note however, that newlib will only be configured in this situation
593 # if the --with-newlib option has been given, because otherwise
594 # 'target-newlib' will appear in skipdirs.
9a06dc7d 595 ;;
f2a0e225 596 i[[3456789]]86-*-mingw32*)
d39cd7a1 597 target_configdirs="$target_configdirs target-mingw"
ca3667c4 598 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
d39cd7a1 599
5d4a5ee6 600 # Can't build gdb for mingw32 if not native.
d39cd7a1 601 case "${host}" in
f2a0e225 602 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
b4f96efe 603 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl gnuserv"
d39cd7a1
MK
604 ;;
605 esac
606 ;;
d207ebef
JM
607 *-*-cygwin*)
608 target_configdirs="$target_configdirs target-libtermcap target-winsup"
ca3667c4 609 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
801e2270 610 # always build newlib if winsup directory is present.
6264b0a6 611 if test -d "$srcdir/winsup"
801e2270
CV
612 then
613 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
614 else
615 echo "Warning: winsup is missing so newlib can't be built."
616 fi
6599da04 617
d207ebef 618 # Can't build gdb for Cygwin if not native.
6599da04 619 case "${host}" in
d207ebef 620 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
b4f96efe 621 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl libgui gnuserv"
6599da04
JM
622 ;;
623 esac
624 ;;
f2a0e225 625 i[[3456789]]86-*-pe)
cb543528 626 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
6599da04 627 ;;
f2a0e225 628 i[[3456789]]86-*-sco3.2v5*)
6599da04
JM
629 # The linker does not yet know about weak symbols in COFF,
630 # and is not configured to handle mixed ELF and COFF.
7743113b 631 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
6599da04 632 ;;
f2a0e225 633 i[[3456789]]86-*-sco*)
7743113b 634 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04 635 ;;
f2a0e225 636 i[[3456789]]86-*-solaris2*)
7c01b2b5 637 noconfigdirs="$noconfigdirs target-libgloss"
6599da04 638 ;;
f2a0e225 639 i[[3456789]]86-*-sysv4*)
603606e7 640 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
6599da04 641 ;;
f2a0e225 642 i[[3456789]]86-*-beos*)
3aa83176
NN
643 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
644 ;;
fb87ad5d 645 m32r-*-*)
c197e306 646 noconfigdirs="$noconfigdirs ${libgcj}"
fb87ad5d 647 ;;
2b997990 648 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
cb543528 649 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
2b997990 650 ;;
d207ebef 651 m68k-*-elf*)
a393bca0 652 noconfigdirs="$noconfigdirs ${libgcj}"
d207ebef
JM
653 ;;
654 m68k-*-coff*)
a393bca0 655 noconfigdirs="$noconfigdirs ${libgcj}"
d207ebef 656 ;;
56ae9405
NC
657 mcore-*-pe*)
658 # The EPOC C++ environment does not support exceptions or rtti,
659 # and so building libstdc++-v3 tends not to always work.
660 noconfigdirs="$noconfigdirs target-libstdc++-v3"
661 ;;
d344dce9 662 mmix-*-*)
d8437e1b 663 noconfigdirs="$noconfigdirs ${libgcj} gdb libgloss"
d344dce9 664 ;;
6599da04 665 mn10200-*-*)
7743113b 666 noconfigdirs="$noconfigdirs ${libgcj}"
6599da04
JM
667 ;;
668 mn10300-*-*)
7743113b 669 noconfigdirs="$noconfigdirs ${libgcj}"
6599da04
JM
670 ;;
671 powerpc-*-aix*)
672 # copied from rs6000-*-* entry
bef1d700 673 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04
JM
674 ;;
675 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
676 target_configdirs="$target_configdirs target-winsup"
b4f96efe 677 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
6599da04
JM
678 # always build newlib.
679 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
680 ;;
681 # This is temporary until we can link against shared libraries
682 powerpcle-*-solaris*)
b4f96efe 683 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
6599da04 684 ;;
0da3b5a7 685 powerpc-*-beos*)
7743113b 686 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
0da3b5a7 687 ;;
d207ebef 688 powerpc-*-eabi)
b1bb2302 689 noconfigdirs="$noconfigdirs ${libgcj}"
d207ebef 690 ;;
6599da04 691 rs6000-*-lynxos*)
98186934 692 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
6599da04
JM
693 ;;
694 rs6000-*-aix*)
bef1d700 695 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04
JM
696 ;;
697 rs6000-*-*)
7743113b 698 noconfigdirs="$noconfigdirs gprof ${libgcj}"
6599da04
JM
699 ;;
700 m68k-apollo-*)
7743113b 701 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
6599da04
JM
702 ;;
703 mips*-*-irix5*)
1f1d584b 704 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04
JM
705 ;;
706 mips*-*-irix6*)
b2964d63
AO
707 # Linking libjava exceeds command-line length limits on at least
708 # IRIX 6.2, but not on IRIX 6.5.
709 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
710 # <oldham@codesourcery.com>
7c005a3a 711 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04
JM
712 ;;
713 mips*-dec-bsd*)
7743113b 714 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04
JM
715 ;;
716 mips*-*-bsd*)
7743113b 717 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
6599da04 718 ;;
5d4a5ee6 719 mipstx39-*-*)
7743113b 720 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
3aa83176 721 ;;
d0fe5ad3
RS
722 mips64*-*-linux*)
723 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
724 ;;
9bec4bf0 725 mips*-*-linux*)
c01d477a 726 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
9bec4bf0 727 ;;
6599da04 728 mips*-*-*)
7743113b 729 noconfigdirs="$noconfigdirs gprof ${libgcj}"
6599da04
JM
730 ;;
731 romp-*-*)
7743113b 732 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
6599da04
JM
733 ;;
734 sh-*-*)
735 case "${host}" in
f2a0e225
KC
736 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
737 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
738 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
6599da04
JM
739 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
740 esac
7743113b 741 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
6599da04 742 ;;
40fe0ec3
AO
743 sh64-*-*)
744 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
745 ;;
5d4a5ee6 746 sparc-*-elf*)
9e847666 747 noconfigdirs="$noconfigdirs ${libgcj}"
5d4a5ee6
JL
748 ;;
749 sparc64-*-elf*)
9e847666 750 noconfigdirs="$noconfigdirs ${libgcj}"
5d4a5ee6 751 ;;
d207ebef 752 sparclite-*-*)
b1bb2302 753 noconfigdirs="$noconfigdirs ${libgcj}"
5d4a5ee6 754 ;;
6599da04 755 sparc-*-sunos4*)
a393bca0 756 noconfigdirs="$noconfigdirs ${libgcj}"
aeaa0f2f 757 if test x${is_cross_compiler} != xno ; then
e1da1089 758 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
6599da04
JM
759 else
760 use_gnu_ld=no
761 fi
762 ;;
b7c13625 763 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
1ace7e15 764 ;;
6599da04 765 v810-*-*)
cb543528 766 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
6599da04 767 ;;
5d4a5ee6 768 v850-*-*)
7743113b 769 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
5d4a5ee6 770 ;;
d207ebef 771 v850e-*-*)
7743113b 772 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef
JM
773 ;;
774 v850ea-*-*)
7743113b 775 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
d207ebef 776 ;;
6599da04 777 vax-*-vms)
7743113b 778 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
6599da04
JM
779 ;;
780 vax-*-*)
7743113b 781 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
6599da04 782 ;;
0d4f1b4e
BW
783 xtensa-*-*)
784 noconfigdirs="$noconfigdirs ${libgcj}"
785 ;;
b03bcd37 786 ip2k-*-*)
cb543528 787 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
b03bcd37 788 ;;
c3f84f61 789 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
c01d477a
AM
790 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
791 ;;
6599da04 792 *-*-lynxos*)
7743113b 793 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
6599da04 794 ;;
41dfe3a2 795 *-*-*)
a393bca0 796 noconfigdirs="$noconfigdirs ${libgcj}"
41dfe3a2 797 ;;
6599da04
JM
798esac
799
6599da04
JM
800# If we aren't building newlib, then don't build libgloss, since libgloss
801# depends upon some newlib header files.
802case "${noconfigdirs}" in
803 *target-libgloss*) ;;
804 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
55380b08 805esac
6599da04 806
55380b08
NN
807# Work in distributions that contain no compiler tools, like Autoconf.
808tentative_cc=""
671aa708 809host_makefile_frag=/dev/null
55380b08
NN
810if test -d ${srcdir}/config ; then
811case "${host}" in
812 m68k-hp-hpux*)
813 # Avoid "too much defining" errors from HPUX compiler.
814 tentative_cc="cc -Wp,-H256000"
671aa708
NN
815 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
816 # If it's HP/UX ar, this should be harmless.
817 RANLIB="ar ts"
55380b08
NN
818 ;;
819 m68k-apollo-sysv*)
820 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
55380b08
NN
821 ;;
822 m68k-apollo-bsd*)
823 #None of the Apollo compilers can compile gas or binutils. The preprocessor
824 # chokes on bfd, the compiler won't let you assign integers to enums, and
825 # other problems. Defining CC to gcc is a questionable way to say "don't use
826 # the apollo compiler" (the preferred version of GCC could be called cc,
827 # or whatever), but I'm not sure leaving CC as cc is any better...
828 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
671aa708 829 # Used to have BISON=yacc.
55380b08 830 tentative_cc=gcc
55380b08
NN
831 ;;
832 m88k-dg-dgux*)
833 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
55380b08
NN
834 ;;
835 m88k-harris-cxux*)
836 # Under CX/UX, we want to tell the compiler to use ANSI mode.
837 tentative_cc="cc -Xa"
838 host_makefile_frag="config/mh-cxux"
839 ;;
840 m88k-motorola-sysv*)
55380b08
NN
841 ;;
842 mips*-dec-ultrix*)
843 tentative_cc="cc -Wf,-XNg1000"
844 host_makefile_frag="config/mh-decstation"
845 ;;
846 mips*-nec-sysv4*)
847 # The C compiler on NEC MIPS SVR4 needs bigger tables.
848 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
849 host_makefile_frag="config/mh-necv4"
850 ;;
55380b08
NN
851 mips*-sgi-irix4*)
852 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
853 # environment. Also bump switch table size so that cp-parse will
854 # compile. Bump string length limit so linker builds.
855 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
856 ;;
55380b08
NN
857 mips*-*-sysv4*)
858 host_makefile_frag="config/mh-sysv4"
859 ;;
860 mips*-*-sysv*)
861 # This is for a MIPS running RISC/os 4.52C.
862
863 # This is needed for GDB, but needs to be in the top-level make because
864 # if a library is compiled with the bsd headers and gets linked with the
865 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
866 # a different size).
867 # ptrace(2) apparently has problems in the BSD environment. No workaround is
868 # known except to select the sysv environment. Could we use /proc instead?
869 # These "sysv environments" and "bsd environments" often end up being a pain.
870 #
871 # This is not part of CFLAGS because perhaps not all C compilers have this
872 # option.
873 tentative_cc="cc -systype sysv"
55380b08
NN
874 ;;
875 i370-ibm-opened*)
876 tentative_cc="c89"
55380b08 877 ;;
f2a0e225 878 i[[3456789]]86-*-sysv5*)
55380b08
NN
879 host_makefile_frag="config/mh-sysv5"
880 ;;
f2a0e225 881 i[[3456789]]86-*-dgux*)
55380b08
NN
882 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
883 host_makefile_frag="config/mh-dgux386"
884 ;;
f2a0e225 885 i[[3456789]]86-ncr-sysv4.3*)
55380b08
NN
886 # The MetaWare compiler will generate a copyright message unless you
887 # turn it off by adding the -Hnocopyr flag.
888 tentative_cc="cc -Hnocopyr"
55380b08 889 ;;
f2a0e225 890 i[[3456789]]86-ncr-sysv4*)
55380b08
NN
891 # for an NCR 3000 (i486/SVR4) system.
892 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
893 # This compiler not only emits obnoxious copyright messages every time
894 # you run it, but it chokes and dies on a whole bunch of GNU source
895 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
896 tentative_cc="/usr/ccs/ATT/cc"
897 host_makefile_frag="config/mh-ncr3000"
898 ;;
f2a0e225 899 i[[3456789]]86-*-sco3.2v5*)
55380b08 900 ;;
f2a0e225 901 i[[3456789]]86-*-sco*)
55380b08
NN
902 # The native C compiler botches some simple uses of const. Unfortunately,
903 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
904 tentative_cc="cc -Dconst="
905 host_makefile_frag="config/mh-sco"
906 ;;
f2a0e225 907 i[[3456789]]86-*-udk*)
55380b08
NN
908 host_makefile_frag="config/mh-sysv5"
909 ;;
f2a0e225 910 i[[3456789]]86-*-solaris2*)
55380b08
NN
911 host_makefile_frag="config/mh-sysv4"
912 ;;
f2a0e225 913 i[[3456789]]86-*-msdosdjgpp*)
55380b08
NN
914 host_makefile_frag="config/mh-djgpp"
915 ;;
916 *-cygwin*)
917 host_makefile_frag="config/mh-cygwin"
918 ;;
919 *-mingw32*)
920 host_makefile_frag="config/mh-mingw32"
921 ;;
922 *-interix*)
923 host_makefile_frag="config/mh-interix"
924 ;;
925 vax-*-ultrix2*)
926 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
927 tentative_cc=gcc
928 ;;
929 *-*-solaris2*)
930 host_makefile_frag="config/mh-solaris"
931 ;;
932 m68k-sun-sunos*)
933 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
934 # without overflowing the jump tables (-J says to use a 32 bit table)
935 tentative_cc="cc -J"
936 ;;
55380b08
NN
937 *-hp-hpux*)
938 tentative_cc="cc -Wp,-H256000"
55380b08
NN
939 ;;
940 *-*-hiux*)
941 tentative_cc="cc -Wp,-H256000"
55380b08
NN
942 ;;
943 rs6000-*-lynxos*)
944 # /bin/cc is less than useful for our purposes. Always use GCC
945 tentative_cc="/usr/cygnus/progressive/bin/gcc"
946 host_makefile_frag="config/mh-lynxrs6k"
947 ;;
948 *-*-lynxos*)
949 # /bin/cc is less than useful for our purposes. Always use GCC
950 tentative_cc="/bin/gcc"
951 ;;
952 *-*-sysv4*)
953 host_makefile_frag="config/mh-sysv4"
954 ;;
55380b08
NN
955esac
956fi
957
e4c9c075
PB
958# If we aren't going to be using gcc, see if we can extract a definition
959# of CC from the fragment.
960# Actually, use the 'pre-extracted' version above.
961if test -z "${CC}" && test "${build}" = "${host}" ; then
962 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
963 found=
964 for dir in $PATH; do
965 test -z "$dir" && dir=.
966 if test -f $dir/gcc; then
967 found=yes
968 break
969 fi
970 done
971 IFS="$save_ifs"
972 if test -z "${found}" && test -n "${tentative_cc}" ; then
973 CC=$tentative_cc
974 fi
975fi
976
977if test "${build}" != "${host}" ; then
978 # If we are doing a Canadian Cross, in which the host and build systems
979 # are not the same, we set reasonable default values for the tools.
980
e4c9c075
PB
981 CC=${CC-${host_alias}-gcc}
982 CFLAGS=${CFLAGS-"-g -O2"}
983 CXX=${CXX-${host_alias}-c++}
984 CXXFLAGS=${CXXFLAGS-"-g -O2"}
985 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
986 CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
987 CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
988 GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
989 GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
990 BUILD_PREFIX=${build_alias}-
991 BUILD_PREFIX_1=${build_alias}-
e4c9c075
PB
992
993else
994 # Set reasonable default values for some tools even if not Canadian.
995 # Of course, these are different reasonable default values, originally
996 # specified directly in the Makefile.
997 # We don't export, so that autoconf can do its job.
998 # Note that all these settings are above the fragment inclusion point
999 # in Makefile.in, so can still be overridden by fragments.
1000 # This is all going to change when we autoconfiscate...
1001
e4c9c075
PB
1002 CC_FOR_BUILD="\$(CC)"
1003 GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
1004 BUILD_PREFIX=
1005 BUILD_PREFIX_1=loser-
23f6b2f9
PB
1006
1007 AC_PROG_CC
e4c9c075
PB
1008
1009 # We must set the default linker to the linker used by gcc for the correct
1010 # operation of libtool. If LD is not defined and we are using gcc, try to
1011 # set the LD default to the ld used by gcc.
1012 if test -z "$LD"; then
23f6b2f9 1013 if test "$GCC" = yes; then
e4c9c075
PB
1014 case $build in
1015 *-*-mingw*)
1016 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1017 *)
1018 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1019 esac
1020 case $gcc_prog_ld in
1021 # Accept absolute paths.
1022 [[\\/]* | [A-Za-z]:[\\/]*)]
1023 LD="$gcc_prog_ld" ;;
1024 esac
1025 fi
1026 fi
1027
1028 CXX=${CXX-"c++"}
1029 CFLAGS=${CFLAGS-"-g"}
1030 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1031fi
1032
1033ACX_PROG_GNAT
a76494aa 1034ACX_PROG_CMP_IGNORE_INITIAL
e4c9c075 1035
bebf829d 1036# Check for GMP and MPFR
6de9cd9a
DN
1037gmplibs=
1038gmpinc=
1039have_gmp=yes
bebf829d
PB
1040# Specify a location for mpfr
1041# check for this first so it ends up on the link line before gmp.
1042AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH Specify source directory for MPFR library])
1043
1044if test "x$with_mpfr_dir" != x; then
1045 gmpinc="-I$with_mpfr_dir/mpfr"
1046 gmplibs="$with_mpfr_dir/libmpfr.a"
1047else
1048 gmplibs="-lmpfr"
1049fi
1050
1051AC_ARG_WITH(mpfr, [ --with-mpfr=PATH Specify directory for installed MPFR library])
1052
1053if test "x$with_mpfr" != x; then
1054 gmplibs="-L$with_mpfr/lib $gmplibs"
1055 gmpinc="-I$with_mpfr/include"
1056fi
1057
6de9cd9a
DN
1058# Specify a location for gmp
1059AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1060
bebf829d
PB
1061if test "x$with_gmp_dir" != x; then
1062 gmpinc="$gmpinc -I$with_gmp_dir"
6de9cd9a 1063 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
bebf829d 1064 gmplibs="$gmplibs $with_gmp_dir/.libs/libgmp.a"
6de9cd9a 1065 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
bebf829d 1066 gmplibs="$gmplibs $with_gmp_dir/_libs/libgmp.a"
6de9cd9a
DN
1067 fi
1068 # One of the later tests will catch the error if neither library is present.
bebf829d
PB
1069else
1070 gmplibs="$gmplibs -lgmp"
6de9cd9a
DN
1071fi
1072
1073AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1074
bebf829d
PB
1075if test "x$with_gmp" != x; then
1076 gmplibs="-L$with_gmp/lib $gmplibs"
1077 gmpinc="-I$with_gmp/include $gmpinc"
6de9cd9a
DN
1078fi
1079
1080saved_CFLAGS="$CFLAGS"
1081CFLAGS="$CFLAGS $gmpinc"
1082# Check GMP actually works
1083AC_MSG_CHECKING([for correct version of gmp.h])
1084AC_TRY_COMPILE([#include "gmp.h"],[
1085#if __GNU_MP_VERSION < 3
1086choke me
1087#endif
1088], [AC_MSG_RESULT([yes])],
1089 [AC_MSG_RESULT([no]); have_gmp=no])
1090
1091if test x"$have_gmp" = xyes; then
bebf829d 1092 AC_MSG_CHECKING([for MPFR])
6de9cd9a
DN
1093
1094 saved_LIBS="$LIBS"
1095 LIBS="$LIBS $gmplibs"
bebf829d
PB
1096 AC_TRY_LINK([#include <gmp.h>
1097#include <mpfr.h>], [mpfr_t n; mpfr_init(n);],
6de9cd9a
DN
1098 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1099 LIBS="$saved_LIBS"
1100 CFLAGS="$saved_CFLAGS"
1101fi
1102
bebf829d 1103# Flags needed for both GMP and/or MPFR
6de9cd9a
DN
1104AC_SUBST(gmplibs)
1105AC_SUBST(gmpinc)
1106
1e0f07d3 1107# By default, C is the only stage 1 language.
2805b53a
NN
1108stage1_languages=c
1109AC_SUBST(stage1_languages)
1110
e4c9c075
PB
1111# Figure out what language subdirectories are present.
1112# Look if the user specified --enable-languages="..."; if not, use
1113# the environment variable $LANGUAGES if defined. $LANGUAGES might
1114# go away some day.
1115# NB: embedded tabs in this IF block -- do not untabify
1116if test -d ${srcdir}/gcc; then
1117 if test x"${enable_languages+set}" != xset; then
1118 if test x"${LANGUAGES+set}" = xset; then
1119 enable_languages="${LANGUAGES}"
1120 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1121 else
1122 enable_languages=all
1123 fi
1124 else
1125 if test x"${enable_languages}" = x ||
1126 test x"${enable_languages}" = xyes;
1127 then
1128 echo configure.in: --enable-languages needs at least one language argument 1>&2
1129 exit 1
1130 fi
1131 fi
1132 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1133
1134 # First scan to see if an enabled language requires some other language.
1135 # We assume that a given config-lang.in will list all the language
1136 # front ends it requires, even if some are required indirectly.
1137 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1138 case ${lang_frag} in
1139 ..) ;;
1140 # The odd quoting in the next line works around
1141 # an apparent bug in bash 1.12 on linux.
1142 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1143 *)
1144 # From the config-lang.in, get $language, $lang_requires
1145 language=
1146 lang_requires=
1147 . ${lang_frag}
1148 for other in ${lang_requires} ; do
1149 case ,${enable_languages}, in
1150 *,$other,*) ;;
1151 *,all,*) ;;
1152 *,$language,*)
1153 echo " \`$other' language required by \`$language'; enabling" 1>&2
1154 enable_languages="${enable_languages},${other}"
1155 ;;
1156 esac
1157 done
1158 ;;
1159 esac
1160 done
1161
1162 new_enable_languages=c
1163 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
9c71a529 1164 potential_languages=c
e4c9c075
PB
1165
1166 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1167 case ${lang_frag} in
1168 ..) ;;
1169 # The odd quoting in the next line works around
1170 # an apparent bug in bash 1.12 on linux.
1171 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1172 *)
1173 # From the config-lang.in, get $language, $target_libs,
2805b53a 1174 # $lang_dirs, $boot_language, and $build_by_default
e4c9c075
PB
1175 language=
1176 target_libs=
1177 lang_dirs=
2805b53a 1178 boot_language=
e4c9c075 1179 build_by_default=
9c71a529 1180 need_gmp=
e4c9c075 1181 . ${lang_frag}
9c71a529 1182 potential_languages="${potential_languages},${language}"
e4c9c075
PB
1183 # This is quite sensitive to the ordering of the case statement arms.
1184 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1185 *::*:*)
1186 echo "${lang_frag} doesn't set \$language." 1>&2
1187 exit 1
9c71a529 1188 ;;
e4c9c075
PB
1189 *:ada:no:*)
1190 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1191 add_this_lang=no
1192 ;;
1193 *,${language},*:*:*:*)
1194 # Language was explicitly selected; include it.
1195 add_this_lang=yes
1196 ;;
1197 *,all,*:*:*:no)
1198 # 'all' was selected, but this is not a default language
9c71a529 1199 # so do not include it.
e4c9c075 1200 add_this_lang=no
9c71a529 1201 ;;
e4c9c075
PB
1202 *,all,*:*:*:*)
1203 # 'all' was selected and this is a default language; include it.
1204 add_this_lang=yes
1205 ;;
1206 *)
1207 add_this_lang=no
1208 ;;
1209 esac
6de9cd9a 1210
ce7cbbb0
PE
1211 # Disable languages that need GMP if it isn't available.
1212 case ,${enable_languages},:${have_gmp}:${need_gmp} in
1213 *,${language},*:no:yes)
1214 # Specifically requested language; tell them.
1215 AC_MSG_ERROR([GMP with MPFR support is required to build $language])
1216 ;;
1217 *:no:yes)
1218 # Silently disable.
1219 add_this_lang=no
1220 ;;
1221 esac
6de9cd9a
DN
1222
1223 case $add_this_lang in
e4c9c075
PB
1224 no)
1225 # Remove language-dependent dirs.
2805b53a
NN
1226 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1227 ;;
e4c9c075
PB
1228 *)
1229 new_enable_languages="$new_enable_languages,$language"
2805b53a
NN
1230 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1231 case ${boot_language} in
1232 yes)
340de83f
NN
1233 # Add to (comma-separated) list of stage 1 languages.
1234 stage1_languages="${stage1_languages},${language}"
2805b53a
NN
1235 ;;
1236 esac
1237 ;;
e4c9c075
PB
1238 esac
1239 ;;
1240 esac
1241 done
1242
79b4b7d2 1243 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
e4c9c075
PB
1244 if test "x$missing_languages" != x; then
1245 AC_MSG_ERROR([
9c71a529
PE
1246The following requested languages were not found: ${missing_languages}
1247The available languages are: ${potential_languages}])
e4c9c075
PB
1248 fi
1249
1250 if test "x$new_enable_languages" != "x$enable_languages"; then
1251 echo The following languages will be built: ${new_enable_languages}
1252 fi
1253 enable_languages="$new_enable_languages"
6bbec498 1254 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
e4c9c075
PB
1255fi
1256
1257# Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
1258# $target_configdirs.
1259# If we have the source for $noconfigdirs entries, add them to $notsupp.
1260
1261notsupp=""
1262for dir in . $skipdirs $noconfigdirs ; do
1263 dirname=`echo $dir | sed -e s/target-//g`
1264 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1265 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1266 if test -r $srcdir/$dirname/configure ; then
1267 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1268 true
1269 else
1270 notsupp="$notsupp $dir"
1271 fi
1272 fi
1273 fi
1274 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1275 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1276 if test -r $srcdir/$dirname/configure ; then
1277 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1278 true
1279 else
1280 notsupp="$notsupp $dir"
1281 fi
1282 fi
1283 fi
1284done
1285
1286# Sometimes the tools are distributed with libiberty but with no other
1287# libraries. In that case, we don't want to build target-libiberty.
1288if test -n "${target_configdirs}" ; then
1289 others=
1290 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1291 if test "$i" != "libiberty" ; then
1292 if test -r $srcdir/$i/configure ; then
1293 others=yes;
1294 break;
1295 fi
1296 fi
1297 done
1298 if test -z "${others}" ; then
1299 target_configdirs=
1300 fi
1301fi
1302
1303# Quietly strip out all directories which aren't configurable in this tree.
1304# This relies on all configurable subdirectories being autoconfiscated, which
1305# is now the case.
23f6b2f9
PB
1306build_configdirs_all="$build_configdirs"
1307build_configdirs=
1308for i in ${build_configdirs_all} ; do
1309 j=`echo $i | sed -e s/build-//g`
1310 if test -f ${srcdir}/$j/configure ; then
1311 build_configdirs="${build_configdirs} $i"
1312 fi
1313done
1314
e4c9c075
PB
1315configdirs_all="$configdirs"
1316configdirs=
1317for i in ${configdirs_all} ; do
1318 if test -f ${srcdir}/$i/configure ; then
1319 configdirs="${configdirs} $i"
1320 fi
1321done
23f6b2f9 1322
e4c9c075
PB
1323target_configdirs_all="$target_configdirs"
1324target_configdirs=
1325for i in ${target_configdirs_all} ; do
1326 j=`echo $i | sed -e s/target-//g`
1327 if test -f ${srcdir}/$j/configure ; then
1328 target_configdirs="${target_configdirs} $i"
1329 fi
1330done
1331
1332# Produce a warning message for the subdirs we can't configure.
1333# This isn't especially interesting in the Cygnus tree, but in the individual
1334# FSF releases, it's important to let people know when their machine isn't
1335# supported by the one or two programs in a package.
1336
1337if test -n "${notsupp}" && test -z "${norecursion}" ; then
1338 # If $appdirs is non-empty, at least one of those directories must still
1339 # be configured, or we error out. (E.g., if the gas release supports a
1340 # specified target in some subdirs but not the gas subdir, we shouldn't
1341 # pretend that all is well.)
1342 if test -n "$appdirs" ; then
1343 for dir in $appdirs ; do
1344 if test -r $dir/Makefile.in ; then
1345 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1346 appdirs=""
1347 break
1348 fi
23f6b2f9 1349 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
e4c9c075
PB
1350 appdirs=""
1351 break
1352 fi
1353 fi
1354 done
1355 if test -n "$appdirs" ; then
1356 echo "*** This configuration is not supported by this package." 1>&2
1357 exit 1
1358 fi
1359 fi
1360 # Okay, some application will build, or we don't care to check. Still
1361 # notify of subdirs not getting built.
1362 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1363 echo " ${notsupp}" 1>&2
1364 echo " (Any other directories should still work fine.)" 1>&2
1365fi
1366
1367case "$host" in
1368 *msdosdjgpp*)
1369 enable_gdbtk=no ;;
1370esac
1371
1372copy_dirs=
1373
1374# Handle --with-headers=XXX. If the value is not "yes", the contents of
1375# the named directory are copied to $(tooldir)/sys-include.
1376if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1377 if test x${is_cross_compiler} = xno ; then
1378 echo 1>&2 '***' --with-headers is only supported when cross compiling
1379 exit 1
1380 fi
1381 if test x"${with_headers}" != xyes ; then
1382 case "${exec_prefixoption}" in
1383 "") x=${prefix} ;;
1384 *) x=${exec_prefix} ;;
1385 esac
1386 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1387 fi
1388fi
1389
1390# Handle --with-libs=XXX. If the value is not "yes", the contents of
1391# the name directories are copied to $(tooldir)/lib. Multiple directories
1392# are permitted.
1393if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1394 if test x${is_cross_compiler} = xno ; then
1395 echo 1>&2 '***' --with-libs is only supported when cross compiling
1396 exit 1
1397 fi
1398 if test x"${with_libs}" != xyes ; then
1399 # Copy the libraries in reverse order, so that files in the first named
1400 # library override files in subsequent libraries.
1401 case "${exec_prefixoption}" in
1402 "") x=${prefix} ;;
1403 *) x=${exec_prefix} ;;
1404 esac
1405 for l in ${with_libs}; do
1406 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1407 done
1408 fi
1409fi
1410
1411# Handle ${copy_dirs}
1412set fnord ${copy_dirs}
1413shift
1414while test $# != 0 ; do
1415 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1416 :
1417 else
1418 echo Copying $1 to $2
1419
1420 # Use the install script to create the directory and all required
1421 # parent directories.
1422 if test -d $2 ; then
1423 :
1424 else
1425 echo >config.temp
1426 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1427 fi
1428
1429 # Copy the directory, assuming we have tar.
1430 # FIXME: Should we use B in the second tar? Not all systems support it.
1431 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1432
1433 # It is the responsibility of the user to correctly adjust all
1434 # symlinks. If somebody can figure out how to handle them correctly
1435 # here, feel free to add the code.
1436
1437 echo $1 > $2/COPIED
1438 fi
1439 shift; shift
1440done
1441
4977bab6
ZW
1442extra_arflags_for_target=
1443extra_nmflags_for_target=
2a726918 1444extra_ranlibflags_for_target=
671aa708 1445target_makefile_frag=/dev/null
55380b08 1446case "${target}" in
f2a0e225 1447 i[[3456789]]86-*-netware*)
c3b7d169 1448 target_makefile_frag="config/mt-netware"
55380b08
NN
1449 ;;
1450 powerpc-*-netware*)
c3b7d169 1451 target_makefile_frag="config/mt-netware"
55380b08 1452 ;;
98a5bb3b
RM
1453 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1454 target_makefile_frag="config/mt-gnu"
55380b08 1455 ;;
671aa708 1456 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
4977bab6
ZW
1457 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1458 # commands to handle both 32-bit and 64-bit objects. These flags are
1459 # harmless if we're using GNU nm or ar.
1460 extra_arflags_for_target=" -X32_64"
1461 extra_nmflags_for_target=" -B -X32_64"
55380b08 1462 ;;
2a726918
GK
1463 *-*-darwin*)
1464 # ranlib from Darwin requires the -c flag to look at common symbols.
1465 extra_ranlibflags_for_target=" -c"
1466 ;;
55380b08 1467 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
c3b7d169
NN
1468 target_makefile_frag="config/mt-wince"
1469 ;;
1470esac
1471
671aa708 1472alphaieee_frag=/dev/null
c3b7d169
NN
1473case $target in
1474 alpha*-*-*)
1475 # This just makes sure to use the -mieee option to build target libs.
1476 # This should probably be set individually by each library.
1477 alphaieee_frag="config/mt-alphaieee"
55380b08
NN
1478 ;;
1479esac
701afd4d 1480
55380b08
NN
1481# If --enable-target-optspace always use -Os instead of -O2 to build
1482# the target libraries, similarly if it is not specified, use -Os
1483# on selected platforms.
671aa708 1484ospace_frag=/dev/null
55380b08
NN
1485case "${enable_target_optspace}:${target}" in
1486 yes:*)
c3b7d169 1487 ospace_frag="config/mt-ospace"
55380b08
NN
1488 ;;
1489 :d30v-*)
c3b7d169 1490 ospace_frag="config/mt-d30v"
55380b08
NN
1491 ;;
1492 :m32r-* | :d10v-* | :fr30-*)
c3b7d169 1493 ospace_frag="config/mt-ospace"
55380b08
NN
1494 ;;
1495 no:* | :*)
1496 ;;
1497 *)
1498 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1499 ;;
1500esac
6599da04 1501
6599da04
JM
1502# Set with_gnu_as and with_gnu_ld as appropriate.
1503#
1504# This is done by determining whether or not the appropriate directory
1505# is available, and by checking whether or not specific configurations
1506# have requested that this magic not happen.
1507#
1508# The command line options always override the explicit settings in
1509# configure.in, and the settings in configure.in override this magic.
1510#
1511# If the default for a toolchain is to use GNU as and ld, and you don't
1512# want to do that, then you should use the --without-gnu-as and
1513# --without-gnu-ld options for the configure script.
1514
55380b08
NN
1515if test x${use_gnu_as} = x &&
1516 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1517 with_gnu_as=yes
4977bab6 1518 extra_host_args="$extra_host_args --with-gnu-as"
6599da04
JM
1519fi
1520
55380b08
NN
1521if test x${use_gnu_ld} = x &&
1522 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1523 with_gnu_ld=yes
4977bab6 1524 extra_host_args="$extra_host_args --with-gnu-ld"
6599da04
JM
1525fi
1526
4977bab6 1527# If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
6599da04
JM
1528# can detect this case.
1529
55380b08 1530if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
6599da04 1531 with_newlib=yes
4977bab6 1532 extra_host_args="$extra_host_args --with-newlib"
6599da04
JM
1533fi
1534
6de9cd9a
DN
1535if test x${with_libbanshee} = xyes && echo " ${configdirs} " | grep " libbanshee " >/dev/null 2>&1; then
1536 extra_host_args="$extra_host_args --with-libbanshee"
1537fi
55380b08
NN
1538
1539# Default to using --with-stabs for certain targets.
1540if test x${with_stabs} = x ; then
1541 case "${target}" in
89a95129 1542 mips*-*-irix[[56]]*)
55380b08
NN
1543 ;;
1544 mips*-*-* | alpha*-*-osf*)
1545 with_stabs=yes;
4977bab6 1546 extra_host_args="${extra_host_args} --with-stabs"
55380b08
NN
1547 ;;
1548 esac
1549fi
1550
1551# hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1552# them automatically.
1553case "${host}" in
1554 hppa*64*-*-hpux11*)
4977bab6 1555 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
55380b08 1556 ;;
6cdef75d
NN
1557esac
1558
671aa708
NN
1559# Some systems (e.g., one of the i386-aix systems the gas testers are
1560# using) don't handle "\$" correctly, so don't use it here.
df445104 1561tooldir='${exec_prefix}'/${target_alias}
671aa708
NN
1562build_tooldir=${tooldir}
1563
23f6b2f9
PB
1564# Generate default definitions for YACC, M4, LEX and other programs that run
1565# on the build machine. These are used if the Makefile can't locate these
1566# programs in objdir.
1e0f07d3 1567MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
23f6b2f9
PB
1568AC_CHECK_PROGS([CONFIGURED_BISON], [bison], [$MISSING bison])
1569AC_CHECK_PROGS([CONFIGURED_YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
1570AC_CHECK_PROGS([CONFIGURED_M4], [gm4 gnum4 m4], [$MISSING m4])
1571AC_CHECK_PROGS([CONFIGURED_FLEX], [flex], [$MISSING flex])
1572AC_CHECK_PROGS([CONFIGURED_LEX], [flex lex], [$MISSING flex])
1573AC_CHECK_PROGS([CONFIGURED_MAKEINFO], makeinfo, [$MISSING makeinfo])
671aa708 1574
671aa708
NN
1575# Create a .gdbinit file which runs the one in srcdir
1576# and tells GDB to look there for source files.
1577
1578if test -r ${srcdir}/.gdbinit ; then
1579 case ${srcdir} in
1580 .) ;;
1581 *) cat > ./.gdbinit <<EOF
1582# ${NO_EDIT}
1583dir ${srcdir}
1584dir .
1585source ${srcdir}/.gdbinit
1586EOF
1587 ;;
1588 esac
1589fi
1590
6599da04
JM
1591# Make sure that the compiler is able to generate an executable. If it
1592# can't, we are probably in trouble. We don't care whether we can run the
1593# executable--we might be using a cross compiler--we only care whether it
1594# can be created. At this point the main configure script has set CC.
aeaa0f2f 1595we_are_ok=no
6599da04
JM
1596echo "int main () { return 0; }" > conftest.c
1597${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
aeaa0f2f
NN
1598if test $? = 0 ; then
1599 if test -s conftest || test -s conftest.exe ; then
1600 we_are_ok=yes
1601 fi
1602fi
1603case $we_are_ok in
1604 no)
1605 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1606 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1607 rm -f conftest*
1608 exit 1
1609 ;;
1610esac
6599da04
JM
1611rm -f conftest*
1612
1613# The Solaris /usr/ucb/cc compiler does not appear to work.
1614case "${host}" in
1615 sparc-sun-solaris2*)
1616 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
671aa708 1617 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
6599da04 1618 could_use=
aeaa0f2f
NN
1619 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1620 if test -d /opt/cygnus/bin ; then
1621 if test "$could_use" = "" ; then
6599da04
JM
1622 could_use="/opt/cygnus/bin"
1623 else
1624 could_use="$could_use or /opt/cygnus/bin"
1625 fi
1626 fi
aeaa0f2f 1627 if test "$could_use" = "" ; then
6599da04
JM
1628 echo "Warning: compilation may fail because you're using"
1629 echo "/usr/ucb/cc. You should change your PATH or CC "
1630 echo "variable and rerun configure."
1631 else
1632 echo "Warning: compilation may fail because you're using"
1633 echo "/usr/ucb/cc, when you should use the C compiler from"
1634 echo "$could_use. You should change your"
1635 echo "PATH or CC variable and rerun configure."
1636 fi
1637 fi
1638 ;;
1639esac
1640
1641# If --enable-shared was set, we must set LD_LIBRARY_PATH so that the
1642# binutils tools will find libbfd.so.
aa9c3ab4
NN
1643case "${enable_shared}" in
1644 no | "") SET_LIB_PATH= ;;
1645 *) SET_LIB_PATH="\$(REALLY_SET_LIB_PATH)" ;;
1646esac
fe3d5b7f
NN
1647
1648case "${host}" in
1649 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
1650 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1651esac
fe3d5b7f 1652
4977bab6
ZW
1653# Record target_configdirs and the configure arguments for target and
1654# build configuration in Makefile.
1655target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
23f6b2f9 1656build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
4977bab6 1657
4977bab6
ZW
1658# Determine whether gdb needs tk/tcl or not.
1659# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1660# and in that case we want gdb to be built without tk. Ugh!
1661# In fact I believe gdb is the *only* package directly dependent on tk,
1662# so we should be able to put the 'maybe's in unconditionally and
1663# leave out the maybe dependencies when enable_gdbtk is false. I'm not
1664# 100% sure that that's safe though.
e914a571 1665
b4f96efe 1666gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
4977bab6
ZW
1667case "$enable_gdbtk" in
1668 no)
1669 GDB_TK="" ;;
e914a571
AC
1670 yes)
1671 GDB_TK="${gdb_tk}" ;;
4977bab6 1672 *)
e914a571
AC
1673 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1674 # distro. Eventually someone will fix this and move Insight, nee
1675 # gdbtk to a separate directory.
1676 if test -d ${srcdir}/gdb/gdbtk ; then
1677 GDB_TK="${gdb_tk}"
1678 else
1679 GDB_TK=""
1680 fi
1681 ;;
4977bab6
ZW
1682esac
1683
60975492 1684# Strip out unwanted targets.
8b87bb96
NN
1685
1686# While at that, we remove Makefiles if we were started for recursive
1687# configuration, so that the top-level Makefile reconfigures them,
1688# like we used to do when configure itself was recursive.
8b87bb96 1689
60975492
PB
1690# Loop over modules. $extrasub must be used with care, limiting as
1691# much as possible the usage of range addresses. That's because autoconf
1692# splits the sed script to overcome limits in the number of commands,
1693# and relying on carefully-timed sed passes may turn out to be very hard
1694# to maintain later. In this particular case, you just have to be careful
1695# not to nest @if/@endif pairs, because configure will not warn you at all.
8b87bb96 1696
5607edfd 1697AC_ARG_ENABLE([bootstrap],
ce521a9c
PB
1698[ --enable-bootstrap[=lean] Enable bootstrapping [no]],,
1699enable_bootstrap=default)
5607edfd 1700
ce521a9c
PB
1701# Issue errors and warnings for invalid/strange bootstrap combinations.
1702case "$configdirs" in
1703 *gcc*) have_compiler=yes ;;
1704 *) have_compiler=no ;;
1705esac
1706
1707case "$have_compiler:$host:$target:$enable_bootstrap" in
1708 *:*:*:no) ;;
1709
1710 # Default behavior. (We'll) enable bootstrap if we have a compiler
1711 # and we are in a native configuration.
1712 yes:$build:$build:default)
1713 # This will become 'yes'
1714 enable_bootstrap=no ;;
1715
1716 *:*:*:default)
1717 enable_bootstrap=no ;;
1718
1719 # We have a compiler and we are in a native configuration, bootstrap is ok
1720 yes:$build:$build:yes | yes:$build:$build:lean)
1721 ;;
1722
1723 # Other configurations, but we have a compiler. Assume the user knows
1724 # what he's doing.
1725 yes:*:*:yes | yes:*:*:lean)
1726 AC_MSG_WARN([trying to bootstrap a cross compiler])
1727 ;;
1728
1729 # No compiler: if they passed --enable-bootstrap explicitly, fail
1730 no:*:*:yes | no:*:*:lean)
1731 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
1732
1733 # Fail if wrong command line
1734 *)
1735 AC_MSG_ERROR([invalid option for --enable-bootstrap])
1736 ;;
1737esac
1738
1739# Adjust the toplevel makefile according to whether bootstrap was selected.
5607edfd
PB
1740case "$enable_bootstrap" in
1741 yes)
ce521a9c
PB
1742 bootstrap_lean='#'
1743 default_target=bootstrap
1744 bootstrap_suffix=bootstrap ;;
1745 lean)
1746 bootstrap_lean=''
5607edfd
PB
1747 default_target=bootstrap
1748 bootstrap_suffix=bootstrap ;;
1749 no)
1750 default_target=all
1751 bootstrap_suffix=no-bootstrap ;;
1752esac
ce521a9c 1753AC_SUBST(bootstrap_lean)
5607edfd
PB
1754AC_SUBST(default_target)
1755
23f6b2f9 1756for module in ${build_configdirs} ; do
8b87bb96
NN
1757 if test -z "${no_recursion}" \
1758 && test -f ${build_subdir}/${module}/Makefile; then
1759 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1760 rm -f ${build_subdir}/${module}/Makefile
1761 fi
60975492
PB
1762 extrasub="$extrasub
1763/^@if build-$module\$/d
5607edfd
PB
1764/^@endif build-$module\$/d
1765/^@if build-$module-$bootstrap_suffix\$/d
1766/^@endif build-$module-$bootstrap_suffix\$/d"
8b87bb96
NN
1767done
1768for module in ${configdirs} ; do
1769 if test -z "${no_recursion}" \
1770 && test -f ${module}/Makefile; then
1771 echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
1772 rm -f ${module}/Makefile
1773 fi
60975492
PB
1774 extrasub="$extrasub
1775/^@if $module\$/d
5607edfd
PB
1776/^@endif $module\$/d
1777/^@if $module-$bootstrap_suffix\$/d
1778/^@endif $module-$bootstrap_suffix\$/d"
8b87bb96
NN
1779done
1780for module in ${target_configdirs} ; do
1781 if test -z "${no_recursion}" \
1782 && test -f ${target_subdir}/${module}/Makefile; then
1783 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1784 rm -f ${target_subdir}/${module}/Makefile
1785 fi
60975492
PB
1786 extrasub="$extrasub
1787/^@if target-$module\$/d
5607edfd
PB
1788/^@endif target-$module\$/d
1789/^@if target-$module-$bootstrap_suffix\$/d
1790/^@endif target-$module-$bootstrap_suffix\$/d"
4977bab6 1791done
f516a7da 1792
60975492
PB
1793extrasub="$extrasub
1794/^@if /,/^@endif /d"
4977bab6
ZW
1795
1796# Create the serialization dependencies. This uses a temporary file.
1797
ade82b16 1798AC_ARG_ENABLE([serial-configure],
bf1d3e81
NN
1799[ --enable-serial-[{host,target,build}-]configure
1800 Force sequential configuration of
ade82b16 1801 sub-packages for the host, target or build
bf1d3e81
NN
1802 machine, or all sub-packages])
1803
1804case ${enable_serial_configure} in
1805 yes)
1806 enable_serial_build_configure=yes
1807 enable_serial_host_configure=yes
1808 enable_serial_target_configure=yes
1809 ;;
1810esac
ade82b16 1811
4977bab6
ZW
1812# These force 'configure's to be done one at a time, to avoid problems
1813# with contention over a shared config.cache.
1814rm -f serdep.tmp
ade82b16 1815echo '# serdep.tmp' > serdep.tmp
4977bab6 1816olditem=
bf1d3e81 1817test "x${enable_serial_build_configure}" = xyes &&
4977bab6
ZW
1818for item in ${build_configdirs} ; do
1819 case ${olditem} in
1820 "") ;;
ade82b16 1821 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
4977bab6
ZW
1822 esac
1823 olditem=${item}
1824done
1825olditem=
bf1d3e81 1826test "x${enable_serial_host_configure}" = xyes &&
4977bab6
ZW
1827for item in ${configdirs} ; do
1828 case ${olditem} in
1829 "") ;;
ade82b16 1830 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
4977bab6
ZW
1831 esac
1832 olditem=${item}
1833done
1834olditem=
bf1d3e81 1835test "x${enable_serial_target_configure}" = xyes &&
4977bab6
ZW
1836for item in ${target_configdirs} ; do
1837 case ${olditem} in
1838 "") ;;
ade82b16 1839 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
4977bab6
ZW
1840 esac
1841 olditem=${item}
1842done
671aa708
NN
1843serialization_dependencies=serdep.tmp
1844AC_SUBST_FILE(serialization_dependencies)
fe3d5b7f 1845
ade82b16
AO
1846# Base args. Strip norecursion, cache-file, srcdir, host, build,
1847# target and nonopt. These are the ones we might not want to pass
43bb47c2
DJ
1848# down to subconfigures. Also strip program-prefix, program-suffix,
1849# and program-transform-name, so that we can pass down a consistent
1850# program-transform-name. If autoconf has put single quotes around
1851# any of these arguments (because they contain shell metacharacters)
1852# then this will fail; in practice this only happens for
1853# --program-transform-name, so be sure to override --program-transform-name
1854# at the end of the argument list.
1855# These will be expanded by make, so quote '$'.
b348267b 1856cat <<\EOF_SED > conftestsed
9104315a
NN
1857s/ --no[[^ ]]*/ /g
1858s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1859s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1860s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1861s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1862s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1863s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1864s/ -cache-file[[= ]][[^ ]]*//g
1865s/ -srcdir[[= ]][[^ ]]*//g
1866s/ -host[[= ]][[^ ]]*//g
1867s/ -build[[= ]][[^ ]]*//g
1868s/ -target[[= ]][[^ ]]*//g
1869s/ -program-prefix[[= ]][[^ ]]*//g
1870s/ -program-suffix[[= ]][[^ ]]*//g
1871s/ -program-transform-name[[= ]][[^ ]]*//g
b348267b
GK
1872s/ [[^' -][^ ]*] / /
1873s/^ *//;s/ *$//
eeae7b41
DJ
1874s,\$,$$,g
1875EOF_SED
1876sed -f conftestsed <<EOF_SED > conftestsed.out
1877 ${ac_configure_args}
b348267b 1878EOF_SED
eeae7b41
DJ
1879baseargs=`cat conftestsed.out`
1880rm -f conftestsed conftestsed.out
6599da04 1881
43bb47c2
DJ
1882# Add in --program-transform-name, after --program-prefix and
1883# --program-suffix have been applied to it. Autoconf has already
1884# doubled dollar signs and backslashes in program_transform_name; we want
1885# the backslashes un-doubled, and then the entire thing wrapped in single
1886# quotes, because this will be expanded first by make and then by the shell.
1887# Also, because we want to override the logic in subdir configure scripts to
1888# choose program_transform_name, replace any s,x,x, with s,y,y,.
1889sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
1890${program_transform_name}
1891EOF_SED
1892gcc_transform_name=`cat conftestsed.out`
1893rm -f conftestsed.out
1894baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
1895
e490616e
ZW
1896# For the build-side libraries, we just need to pretend we're native,
1897# and not use the same cache file. Multilibs are neither needed nor
1898# desired.
3fedb745 1899build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${baseargs}"
e254d6b5 1900
4977bab6
ZW
1901# For host modules, accept cache file option, or specification as blank.
1902case "${cache_file}" in
1903"") # empty
1904 cache_file_option="" ;;
671aa708 1905/* | [[A-Za-z]]:[[\\/]]* ) # absolute path
4977bab6
ZW
1906 cache_file_option="--cache-file=${cache_file}" ;;
1907*) # relative path
1908 cache_file_option="--cache-file=../${cache_file}" ;;
1909esac
1910
09438bde
NN
1911# Host dirs don't like to share a cache file either, horribly enough.
1912# This seems to be due to autoconf 2.5x stupidity.
2b6c260d 1913host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
4977bab6 1914
3fedb745 1915target_configargs=${baseargs}
e490616e 1916
6599da04
JM
1917# Passing a --with-cross-host argument lets the target libraries know
1918# whether they are being built with a cross-compiler or being built
1919# native. However, it would be better to use other mechanisms to make the
1920# sorts of decisions they want to make on this basis. Please consider
1921# this option to be deprecated. FIXME.
aeaa0f2f 1922if test x${is_cross_compiler} = xyes ; then
3fedb745 1923 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
6599da04
JM
1924fi
1925
1926# Default to --enable-multilib.
aeaa0f2f 1927if test x${enable_multilib} = x ; then
3fedb745 1928 target_configargs="--enable-multilib ${target_configargs}"
6599da04
JM
1929fi
1930
5d4a5ee6
JL
1931# Pass --with-newlib if appropriate. Note that target_configdirs has
1932# changed from the earlier setting of with_newlib.
aeaa0f2f 1933if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
3fedb745 1934 target_configargs="--with-newlib ${target_configargs}"
5d4a5ee6
JL
1935fi
1936
6b9eb62c
NN
1937# Different target subdirs use different values of certain variables
1938# (notably CXX). Worse, multilibs use *lots* of different values.
1939# Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
1940# it doesn't automatically accept command-line overrides of them.
1941# This means it's not safe for target subdirs to share a cache file,
1942# which is disgusting, but there you have it. Hopefully this can be
1943# fixed in future. It's still worthwhile to use a cache file for each
1944# directory. I think.
1945
e490616e 1946# Pass the appropriate --host, --build, and --cache-file arguments.
2b6c260d 1947target_configargs="--cache-file=./config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
e490616e 1948
88101ab9
L
1949# provide a proper gxx_include_dir.
1950# Note, if you change the default, make sure to fix both here and in
4d88a68a 1951# the gcc and libstdc++-v3 subdirectories.
88101ab9 1952# Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
73458fb7
NN
1953case "${with_gxx_include_dir}" in
1954 yes)
1955 AC_MSG_ERROR([--with-gxx-include-dir=[[dir]] requires a directory])
1956 ;;
1957 no | "")
1958 case "${enable_version_specific_runtime_libs}" in
1959 yes) gxx_include_dir='${libsubdir}/include/c++' ;;
1960 *)
1961 . ${srcdir}/config.if
1962 gxx_include_dir='${prefix}/include/'${libstdcxx_incdir} ;;
1963 esac ;;
1964 *) gxx_include_dir=${with_gxx_include_dir} ;;
1965esac
88101ab9 1966
b87487b6 1967FLAGS_FOR_TARGET=
bb654703 1968case " $target_configdirs " in
7965440a 1969 *" newlib "*)
3fedb745 1970 case " $target_configargs " in
7965440a 1971 *" --with-newlib "*)
b87487b6 1972 case "$target" in
d4eb109c 1973 *-cygwin*)
aa8f1f57 1974 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 $$s/winsup/w32api/include' ;;
b87487b6
AO
1975 esac
1976
afd7db25 1977 # If we're not building GCC, don't discard standard headers.
ef40bc65 1978 if test -d ${srcdir}/gcc; then
d4eb109c 1979 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
afd7db25
AO
1980
1981 if test "${build}" != "${host}"; then
1982 # On Canadian crosses, CC_FOR_TARGET will have already been set
1983 # by `configure', so we won't have an opportunity to add -Bgcc/
1984 # to it. This is right: we don't want to search that directory
1985 # for binaries, but we want the header files in there, so add
1986 # them explicitly.
1987 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include'
1988
1989 # Someone might think of using the pre-installed headers on
1990 # Canadian crosses, in case the installed compiler is not fully
1991 # compatible with the compiler being built. In this case, it
1992 # would be better to flag an error than risking having
1993 # incompatible object files being constructed. We can't
1994 # guarantee that an error will be flagged, but let's hope the
1995 # compiler will do it, when presented with incompatible header
1996 # files.
1997 fi
d4eb109c
AO
1998 fi
1999
ab50d72b 2000 case "${target}-${is_cross_compiler}" in
f2a0e225 2001 i[[3456789]]86-*-linux*-no)
ab50d72b
DD
2002 # Here host == target, so we don't need to build gcc,
2003 # so we don't want to discard standard headers.
2004 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
ab50d72b
DD
2005 ;;
2006 *)
2007 # If we're building newlib, use its generic headers last, but search
2008 # for any libc-related directories first (so make it the last -B
2009 # switch).
2010 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2011 ;;
2012 esac
b87487b6 2013 ;;
7965440a
AO
2014 esac
2015 ;;
b87487b6 2016esac
d4eb109c 2017
6691a79e
ME
2018# Allow the user to override the flags for
2019# our build compiler if desired.
2020CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2021
d4eb109c
AO
2022# On Canadian crosses, we'll be searching the right directories for
2023# the previously-installed cross compiler, so don't bother to add
2024# flags for directories within the install tree of the compiler
2025# being built; programs in there won't even run.
ef40bc65 2026if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
b87487b6 2027 # Search for pre-installed headers if nothing else fits.
9124bc53 2028 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
b87487b6 2029fi
d4eb109c 2030
bb654703 2031if test "x${use_gnu_ld}" = x &&
55380b08 2032 echo " ${configdirs} " | grep " ld " > /dev/null ; then
b87487b6
AO
2033 # Arrange for us to find uninstalled linker scripts.
2034 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld'
2035fi
2036
d4eb109c
AO
2037if test "x${CC_FOR_TARGET+set}" = xset; then
2038 :
ef40bc65 2039elif test -d ${srcdir}/gcc; then
1fc8c51c 2040 CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/'
b87487b6
AO
2041elif test "$host" = "$target"; then
2042 CC_FOR_TARGET='$(CC)'
2043else
3f4f56e2 2044 CC_FOR_TARGET=`echo gcc | sed "${program_transform_name}"`
b87487b6 2045fi
671aa708 2046CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)'
b87487b6 2047
85b99cbe
AG
2048if test "x${GCJ_FOR_TARGET+set}" = xset; then
2049 :
ef40bc65 2050elif test -d ${srcdir}/gcc; then
85b99cbe
AG
2051 GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/'
2052elif test "$host" = "$target"; then
2053 GCJ_FOR_TARGET='gcj'
2054else
3f4f56e2 2055 GCJ_FOR_TARGET=`echo gcj | sed "${program_transform_name}"`
85b99cbe 2056fi
671aa708 2057GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
85b99cbe 2058
6de9cd9a
DN
2059if test "x${GFORTRAN_FOR_TARGET+set}" = xset; then
2060 :
2061elif test -d ${srcdir}/gcc; then
2062 GFORTRAN_FOR_TARGET='$$r/gcc/gfortran -B$$r/gcc/'
2063elif test "$host" = "$target"; then
2064 GFORTRAN_FOR_TARGET='gfortran'
2065else
30f1bddc 2066 GFORTRAN_FOR_TARGET=`echo gfortran | sed "${program_transform_name}"`
6de9cd9a
DN
2067fi
2068case $GFORTRAN_FOR_TARGET in
2069*' $(FLAGS_FOR_TARGET)') ;;
2070*) GFORTRAN_FOR_TARGET=$GFORTRAN_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;;
2071esac
2072
7a0be465 2073# Don't use libstdc++-v3's flags to configure/build itself.
a7956a48 2074libstdcxx_flags='`test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
9d465b12 2075raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
7a0be465 2076
d4eb109c 2077if test "x${CXX_FOR_TARGET+set}" = xset; then
d253f9ba
DJ
2078 if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
2079 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
2080 fi
ef40bc65 2081elif test -d ${srcdir}/gcc; then
6bff33fb
AO
2082 # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
2083 # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
2084 # default whereas gcc does not.
4977bab6
ZW
2085 # RAW_CXX_FOR_TARGET is for linking C++ or java; CXX_FOR_TARGET is for
2086 # all other cases.
2087 CXX_FOR_TARGET='$$r/gcc/g++ -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
2088 RAW_CXX_FOR_TARGET='$$r/gcc/xgcc -shared-libgcc -B$$r/gcc/ -nostdinc++ '$raw_libstdcxx_flags
b87487b6
AO
2089elif test "$host" = "$target"; then
2090 CXX_FOR_TARGET='$(CXX)'
4977bab6 2091 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
b87487b6 2092else
3f4f56e2 2093 CXX_FOR_TARGET=`echo c++ | sed "${program_transform_name}"`
4977bab6 2094 RAW_CXX_FOR_TARGET=${CXX_FOR_TARGET}
b87487b6 2095fi
671aa708
NN
2096CXX_FOR_TARGET=$CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
2097RAW_CXX_FOR_TARGET=$RAW_CXX_FOR_TARGET' $(FLAGS_FOR_TARGET)'
4977bab6 2098
671aa708
NN
2099qCXX_FOR_TARGET=`echo "$CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
2100qRAW_CXX_FOR_TARGET=`echo "$RAW_CXX_FOR_TARGET" | sed 's,[[&%]],\\\&,g'`
a3406c06
AO
2101
2102# We want to defer the evaluation of `cmd`s and shell variables in
2103# CXX_FOR_TARGET when recursing in the top-level Makefile, such as for
2104# bootstrap. We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single
2105# quotes, but we still have to duplicate `$'s so that shell variables
2106# can be expanded by the nested make as shell variables, not as make
2107# macros.
671aa708
NN
2108qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
2109qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g'`
4977bab6 2110
3fedb745
NN
2111# Wrap CC_FOR_TARGET and friends, for certain types of builds.
2112CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
2113GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
6de9cd9a 2114GFORTRAN_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GFORTRAN_FOR_TARGET}"
3fedb745
NN
2115CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
2116RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
2117CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
2118RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
2119
671aa708 2120# Makefile fragments.
7b61653a
PE
2121for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2122do
2123 eval fragval=\$$frag
2124 if test $fragval != /dev/null; then
2125 eval $frag=${srcdir}/$fragval
2126 fi
2127done
671aa708
NN
2128AC_SUBST_FILE(host_makefile_frag)
2129AC_SUBST_FILE(target_makefile_frag)
2130AC_SUBST_FILE(alphaieee_frag)
2131AC_SUBST_FILE(ospace_frag)
2132
2133# Miscellanea: directories, flags, etc.
2134AC_SUBST(SET_LIB_PATH)
2135AC_SUBST(RPATH_ENVVAR)
2136AC_SUBST(BUILD_PREFIX)
2137AC_SUBST(BUILD_PREFIX_1)
671aa708
NN
2138AC_SUBST(gcc_version_trigger)
2139AC_SUBST(gcc_version)
2140AC_SUBST(tooldir)
2141AC_SUBST(build_tooldir)
2142AC_SUBST(GDB_TK)
2143AC_SUBST(gxx_include_dir)
2144AC_SUBST(libstdcxx_incdir)
2145
2146# Build module lists & subconfigure args.
671aa708 2147AC_SUBST(build_configargs)
23f6b2f9 2148AC_SUBST(build_configdirs)
671aa708
NN
2149
2150# Host module lists & subconfigure args.
2151AC_SUBST(host_configargs)
2152AC_SUBST(configdirs)
671aa708
NN
2153
2154# Target module lists & subconfigure args.
671aa708
NN
2155AC_SUBST(target_configargs)
2156AC_SUBST(target_configdirs)
671aa708
NN
2157
2158# Build tools.
671aa708 2159AC_SUBST(CC_FOR_BUILD)
671aa708
NN
2160AC_SUBST(config_shell)
2161
2162# Host tools.
53fbfb58
NN
2163NCN_STRICT_CHECK_TOOL(AR, ar)
2164NCN_STRICT_CHECK_TOOL(AS, as)
2165NCN_STRICT_CHECK_TOOL(DLLTOOL, dlltool)
2166NCN_STRICT_CHECK_TOOL(LD, ld)
2167NCN_STRICT_CHECK_TOOL(NM, nm)
2168NCN_STRICT_CHECK_TOOL(RANLIB, ranlib, :)
2169NCN_STRICT_CHECK_TOOL(WINDRES, windres)
2170NCN_STRICT_CHECK_TOOL(OBJCOPY, objcopy)
2171NCN_STRICT_CHECK_TOOL(OBJDUMP, objdump)
671aa708
NN
2172AC_SUBST(CC)
2173AC_SUBST(CXX)
2174AC_SUBST(CFLAGS)
6691a79e 2175AC_SUBST(CFLAGS_FOR_BUILD)
671aa708 2176AC_SUBST(CXXFLAGS)
671aa708
NN
2177
2178# Target tools.
be912515
NN
2179NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AR_FOR_TARGET, ar)
2180NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AS_FOR_TARGET, as)
2181NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_DLLTOOL_FOR_TARGET, dlltool)
2182NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_LD_FOR_TARGET, ld)
2183NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_NM_FOR_TARGET, nm)
2184NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_RANLIB_FOR_TARGET, ranlib, :)
2185NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_WINDRES_FOR_TARGET, windres)
671aa708
NN
2186
2187AC_SUBST(GCC_FOR_TARGET)
2188AC_SUBST(FLAGS_FOR_TARGET)
2189AC_SUBST(CC_FOR_TARGET)
2190AC_SUBST(GCJ_FOR_TARGET)
6de9cd9a 2191AC_SUBST(GFORTRAN_FOR_TARGET)
671aa708
NN
2192AC_SUBST(CXX_FOR_TARGET)
2193AC_SUBST(RAW_CXX_FOR_TARGET)
2194AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2195AC_SUBST(RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
2196
2197# Fix up target tools.
2198if test "x${build}" = "x${host}" ; then
2199 # In this case, the newly built tools can and should be used,
2200 # so we override the results of the autoconf tests.
2201 # This should really only happen when the tools are actually being built,
2202 # but that's a further refinement. The new build scheme, where
2203 # tools are built into a structure paralleling where they're installed,
2204 # should also eliminate all of this cleanly.
2205 AR_FOR_TARGET="\$(USUAL_AR_FOR_TARGET)"
2206 AS_FOR_TARGET="\$(USUAL_AS_FOR_TARGET)"
2207 DLLTOOL_FOR_TARGET="\$(USUAL_DLLTOOL_FOR_TARGET)"
2208 LD_FOR_TARGET="\$(USUAL_LD_FOR_TARGET)"
2209 NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
2210 RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
2211 WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
be912515
NN
2212else
2213 # Just use the ones we found.
2214 AR_FOR_TARGET="\$(CONFIGURED_AR_FOR_TARGET)"
2215 AS_FOR_TARGET="\$(CONFIGURED_AS_FOR_TARGET)"
2216 DLLTOOL_FOR_TARGET="\$(CONFIGURED_DLLTOOL_FOR_TARGET)"
2217 LD_FOR_TARGET="\$(CONFIGURED_LD_FOR_TARGET)"
2218 NM_FOR_TARGET="\$(CONFIGURED_NM_FOR_TARGET)"
2219 RANLIB_FOR_TARGET="\$(CONFIGURED_RANLIB_FOR_TARGET)"
2220 WINDRES_FOR_TARGET="\$(CONFIGURED_WINDRES_FOR_TARGET)"
671aa708 2221fi
be912515
NN
2222AC_SUBST(AR_FOR_TARGET)
2223AC_SUBST(AS_FOR_TARGET)
2224AC_SUBST(DLLTOOL_FOR_TARGET)
2225AC_SUBST(LD_FOR_TARGET)
2226AC_SUBST(NM_FOR_TARGET)
2227AC_SUBST(RANLIB_FOR_TARGET)
2228AC_SUBST(WINDRES_FOR_TARGET)
2229
671aa708
NN
2230# Certain tools may need extra flags.
2231AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2232RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2233NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
6599da04 2234
ee03dc5e
AO
2235AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2236AC_ARG_ENABLE(maintainer-mode,
2237[ --enable-maintainer-mode enable make rules and dependencies not useful
2238 (and sometimes confusing) to the casual installer],
2239 USE_MAINTAINER_MODE=$enableval,
2240 USE_MAINTAINER_MODE=no)
2241AC_MSG_RESULT($USE_MAINTAINER_MODE)
2242AC_SUBST(MAINTAINER_MODE_TRUE)
2243AC_SUBST(MAINTAINER_MODE_FALSE)
2244if test "$USE_MAINTAINER_MODE" = yes; then
2245 MAINTAINER_MODE_TRUE=
2246 MAINTAINER_MODE_FALSE='#'
2247else
2248 MAINTAINER_MODE_TRUE='#'
2249 MAINTAINER_MODE_FALSE=
2250fi
2251MAINT=$MAINTAINER_MODE_TRUE
2252AC_SUBST(MAINT)dnl
2253
2805b53a
NN
2254# ---------------------
2255# GCC bootstrap support
2256# ---------------------
2257
2258# Stage specific cflags for build.
2259stage1_cflags="-g"
2260case $build in
2261 vax-*-*)
2262 case ${GCC} in
2263 yes) stage1_cflags="-g -Wa,-J" ;;
2264 *) stage1_cflags="-g -J" ;;
2265 esac ;;
2266 powerpc-*-darwin*)
2267 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2268 # sources; use -no-cpp-precomp to get to GNU cpp.
2269 # Apple's GCC has bugs in designated initializer handling, so disable
2270 # that too.
2271 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2272 ;;
2273esac
2274AC_SUBST(stage1_cflags)
2275
148907ea 2276# It makes debugging easier if we create as symlinks the stage directories
ce521a9c 2277# gcc for stageN-gcc and stagePREV-gcc for stage(N-1). In case this is not
148907ea
PB
2278# possible, however, we can resort to mv.
2279AC_CACHE_CHECK([if symbolic links between directories work],
2280[gcc_cv_prog_ln_s_dir],
2281[if test "${LN_S}" = "ln -s" \
2282 && mkdir confdir.s1 \
2283 && ln -s confdir.s1 confdir.s2 \
2284 && echo timestamp1 > confdir.s1/conftest.1 \
2285 && cmp confdir.s1/conftest.1 confdir.s2/conftest.1 \
2286 && echo timestamp2 > confdir.s2/conftest.2 \
2287 && cmp confdir.s1/conftest.2 confdir.s1/conftest.2 \
2288 && rm -f confdir.s2; then
2289 gcc_cv_prog_ln_s_dir=yes
2290else
2291 gcc_cv_prog_ln_s_dir=yes
2292fi
2293rm -rf confdir.s1 confdir.s2])
2294
2295case ${gcc_cv_prog_ln_s_dir} in
2296 yes)
2297 CREATE_LINK_TO_DIR='ln -s $$1 $$2'
2298 UNDO_LINK_TO_DIR='rm -f $$1' ;;
2299 *)
2300 CREATE_LINK_TO_DIR='mv $$1 $$2'
2301 UNDO_LINK_TO_DIR='mv $$1 $$2' ;;
2302esac
2303AC_SUBST(CREATE_LINK_TO_DIR)
2304AC_SUBST(UNDO_LINK_TO_DIR)
2305
2805b53a
NN
2306# Enable -Werror in bootstrap stage2 and later.
2307# Change the default to "no" on release branches.
2308AC_ARG_ENABLE(werror,
2309[ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2310[enable_werror=yes])
09a9c095
NN
2311case ${enable_werror} in
2312 yes) stage2_werror_flag="--enable-werror-always" ;;
2313 *) stage2_werror_flag="" ;;
2805b53a 2314esac
09a9c095 2315AC_SUBST(stage2_werror_flag)
2805b53a 2316
671aa708 2317AC_OUTPUT(Makefile)