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0c8a85c6 1# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
2# 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
28e9041c 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
06b8a6e6 16# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
28e9041c 17
18##############################################################################
71ab34df 19### WARNING: this file contains embedded tabs. Do not run untabify on this file.
20
599a3eac 21sinclude(config/acx.m4)
22
71ab34df 23AC_INIT(move-if-change)
d65dd253 24AC_PREREQ(2.13)
71ab34df 25AC_CANONICAL_SYSTEM
26AC_ARG_PROGRAM
27
450e6c84 28# Get 'install' or 'install-sh' and its variants.
29AC_PROG_INSTALL
599a3eac 30ACX_PROG_LN
5965d276 31AC_PROG_LN_S
450e6c84 32
71ab34df 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
71ab34df 67progname=$0
68# if PWD already has a value, it is probably wrong.
69if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
70
63a057cf 71# Export original configure arguments for use by sub-configures. These
5df533c9 72# will be expanded by make, so quote '$'.
73tmp="$progname $@"
74sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
75$tmp
63a057cf 76EOF_SED
5df533c9 77TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
78rm -f conftestsed.out
a16b5a9d 79AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
71ab34df 80
81moveifchange=${srcdir}/move-if-change
82
3a8631fa 83srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
84
85# We pass INSTALL explicitly to sub-makes. Make sure that it is not
86# a relative path.
87if test "$INSTALL" = "${srcdir}/install-sh -c"; then
88 INSTALL="${srcpwd}/install-sh -c"
89fi
90
71ab34df 91# Set srcdir to "." if that's what it is.
92# This is important for multilib support.
93pwd=`${PWDCMD-pwd}`
71ab34df 94if test "${pwd}" = "${srcpwd}" ; then
95 srcdir=.
96fi
97
98topsrcdir=$srcpwd
28e9041c 99
805e22b2 100extra_host_args=
14ac9144 101
28e9041c 102### To add a new directory to the tree, first choose whether it is a target
103### or a host dependent tool. Then put it into the appropriate list
805e22b2 104### (library or tools, host or target), doing a dependency sort.
105
106# Subdirs will be configured in the order listed in build_configdirs,
107# configdirs, or target_configdirs; see the serialization section below.
108
109# Dependency sorting is only needed when *configuration* must be done in
110# a particular order. In all cases a dependency should be specified in
111# the Makefile, whether or not it's implicitly specified here.
28e9041c 112
805e22b2 113# Double entries in build_configdirs, configdirs, or target_configdirs may
114# cause circular dependencies and break everything horribly.
28e9041c 115
2f8725b0 116# these library is used by various programs built for the build
117# environment
118#
119build_libs="build-libiberty"
120
121# these tools are built for the build environment
2b59cb05 122build_tools="build-texinfo build-byacc build-flex build-bison build-m4 build-fixincludes"
2f8725b0 123
28e9041c 124# these libraries are used by various programs built for the host environment
125#
e21c3597 126host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber"
28e9041c 127
28e9041c 128# these tools are built for the host environment
129# Note, the powerpc-eabi build depends on sim occurring before gdb in order to
130# know that we are building the simulator.
805e22b2 131# binutils, gas and ld appear in that order because it makes sense to run
132# "make check" in that particular order.
a136b23d 133host_tools="texinfo byacc flex bison binutils gas ld fixincludes 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 gnattools"
ed37269d 134
4d5a2476 135# libgcj represents the runtime libraries only used by gcj.
136libgcj="target-libffi \
137 target-boehm-gc \
138 target-zlib \
139 target-qthreads \
140 target-libjava"
141
28e9041c 142# these libraries are built for the target environment, and are built after
143# the host libraries and the host tools (which may be a cross compiler)
144#
328637e8 145target_libraries="target-libiberty \
ed37269d 146 target-libgloss \
147 target-newlib \
54d7d5f2 148 target-libstdc++-v3 \
4ee9c684 149 target-libmudflap \
0d55f4d0 150 target-libssp \
145b0ed1 151 target-libgcc-math \
4ee9c684 152 target-libgfortran \
cdfc500e 153 ${libgcj} \
93341878 154 target-libobjc \
1e8e9920 155 target-libada \
156 target-libgomp"
28e9041c 157
328637e8 158# these tools are built using the target libraries, and are intended to
159# run only in the target environment
28e9041c 160#
328637e8 161# note: any program that *uses* libraries that are in the "target_libraries"
28e9041c 162# list belongs in this list. those programs are also very likely
163# candidates for the "native_only" list which follows
164#
410f1dde 165target_tools="target-examples target-groff target-gperf target-rda"
28e9041c 166
167################################################################################
168
28e9041c 169## All tools belong in one of the four categories, and are assigned above
170## We assign ${configdirs} this way to remove all embedded newlines. This
171## is important because configure will choke if they ever get through.
172## ${configdirs} is directories we build using the host tools.
173## ${target_configdirs} is directories we build using the target tools.
28e9041c 174configdirs=`echo ${host_libs} ${host_tools}`
328637e8 175target_configdirs=`echo ${target_libraries} ${target_tools}`
2b59cb05 176build_configdirs=`echo ${build_libs} ${build_tools}`
6f4f34a7 177
28e9041c 178################################################################################
179
28e9041c 180srcname="gnu development package"
181
182# This gets set non-empty for some net releases of packages.
183appdirs=""
184
99aa6b34 185# Define is_cross_compiler to save on calls to 'test'.
186is_cross_compiler=
187if test x"${host}" = x"${target}" ; then
188 is_cross_compiler=no
189else
190 is_cross_compiler=yes
191fi
192
2f61b8ca 193# Find the build and target subdir names.
6f4f34a7 194GCC_TOPLEV_SUBDIRS
7bb9dd92 195
13b1b53a 196# Skipdirs are removed silently.
197skipdirs=
198# Noconfigdirs are removed loudly.
199noconfigdirs=""
28e9041c 200
13b1b53a 201use_gnu_ld=
202# Make sure we don't let GNU ld be added if we didn't want it.
203if test x$with_gnu_ld = xno ; then
204 use_gnu_ld=no
205 noconfigdirs="$noconfigdirs ld"
28e9041c 206fi
207
13b1b53a 208use_gnu_as=
209# Make sure we don't let GNU as be added if we didn't want it.
210if test x$with_gnu_as = xno ; then
211 use_gnu_as=no
212 noconfigdirs="$noconfigdirs gas"
28e9041c 213fi
214
13b1b53a 215# some tools are so dependent upon X11 that if we're not building with X,
216# it's not even worth trying to configure, much less build, that tool.
28e9041c 217
13b1b53a 218case ${with_x} in
219 yes | "") ;; # the default value for this tree is that X11 is available
f6c0123d 220 no)
f843f075 221 skipdirs="${skipdirs} tk itcl libgui"
f6c0123d 222 # We won't be able to build gdbtk without X.
223 enable_gdbtk=no
224 ;;
13b1b53a 225 *) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
226esac
28e9041c 227
13b1b53a 228# Some tools are only suitable for building in a "native" situation.
2a1ac811 229# Remove these if host!=target.
e50ab007 230native_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"
2a1ac811 231
232# Similarly, some are only suitable for cross toolchains.
233# Remove these if host=target.
234cross_only="target-libgloss target-newlib target-opcodes"
28e9041c 235
13b1b53a 236case $is_cross_compiler in
237 no) skipdirs="${skipdirs} ${cross_only}" ;;
238 yes) skipdirs="${skipdirs} ${native_only}" ;;
239esac
28e9041c 240
4ff41e84 241# If both --with-headers and --with-libs are specified, default to
242# --without-newlib.
3bdd04cc 243if test x"${with_headers}" != x && test x"${with_headers}" != xno \
244 && test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
4ff41e84 245 if test x"${with_newlib}" = x ; then
246 with_newlib=no
247 fi
248fi
249
250# Recognize --with-newlib/--without-newlib.
251case ${with_newlib} in
252 no) skipdirs="${skipdirs} target-newlib" ;;
253 yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
254esac
255
28e9041c 256# Configure extra directories which are host specific
257
258case "${host}" in
13b1b53a 259 *-cygwin*)
805e22b2 260 configdirs="$configdirs libtermcap" ;;
28e9041c 261esac
262
ff7dcf6a 263# A target can indicate whether a language isn't supported for some reason.
264# Only spaces may be used in this macro; not newlines or tabs.
265unsupported_languages=
266
28e9041c 267# Remove more programs from consideration, based on the host or
268# target this usually means that a port of the program doesn't
269# exist yet.
270
28e9041c 271case "${host}" in
3a6d39fe 272 hppa*64*-*-*)
273 noconfigdirs="$noconfigdirs byacc"
274 ;;
f74ea578 275 i[[3456789]]86-*-vsta)
f843f075 276 noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl gnuserv gettext"
28e9041c 277 ;;
f74ea578 278 i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*)
f843f075 279 noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl gnuserv libffi"
602d002b 280 ;;
f74ea578 281 i[[3456789]]86-*-mingw32*)
f843f075 282 # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl gnuserv"
9dec93ca 283 noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool"
602d002b 284 ;;
f74ea578 285 i[[3456789]]86-*-beos*)
f843f075 286 noconfigdirs="$noconfigdirs tk itcl libgui gdb"
602d002b 287 ;;
151ad919 288 *-*-cygwin*)
9dec93ca 289 noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl"
28e9041c 290 ;;
ed37269d 291 *-*-netbsd*)
9dec93ca 292 noconfigdirs="$noconfigdirs rcs"
ed37269d 293 ;;
28e9041c 294 ppc*-*-pe)
f843f075 295 noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl gnuserv"
1f448e1c 296 ;;
1532359f 297 powerpc-*-beos*)
f843f075 298 noconfigdirs="$noconfigdirs tk itcl libgui gdb dejagnu readline"
1532359f 299 ;;
28e9041c 300esac
301
4ee9c684 302
93341878 303AC_ARG_ENABLE(libada,
304[ --enable-libada Builds libada directory],
305ENABLE_LIBADA=$enableval,
306ENABLE_LIBADA=yes)
307if test "${ENABLE_LIBADA}" != "yes" ; then
a136b23d 308 noconfigdirs="$noconfigdirs gnattools"
93341878 309fi
310
07da5214 311AC_ARG_ENABLE(libssp,
312[ --enable-libssp Builds libssp directory],
313ENABLE_LIBSSP=$enableval,
314ENABLE_LIBSSP=yes)
07da5214 315
145b0ed1 316# Set the default so we build libgcc-math for ix86 and x86_64
317AC_ARG_ENABLE(libgcc-math,
318[ --enable-libgcc-math Builds libgcc-math directory],,
319[
320case "${target}" in
321 i?86-* | x86_64-* )
322 enable_libgcc_math=yes ;;
323 *)
324 enable_libgcc_math=no ;;
325esac
326])
145b0ed1 327
f7ec7829 328# Save it here so that, even in case of --enable-libgcj, if the Java
329# front-end isn't enabled, we still get libgcj disabled.
330libgcj_saved=$libgcj
331case $enable_libgcj in
332yes)
333 # If we reset it here, it won't get added to noconfigdirs in the
334 # target-specific build rules, so it will be forcibly enabled
335 # (unless the Java language itself isn't enabled).
336 libgcj=
337 ;;
338no)
339 # Make sure we get it printed in the list of not supported target libs.
340 noconfigdirs="$noconfigdirs ${libgcj}"
341 ;;
342esac
343
4ee9c684 344
50996fe5 345# Disable libmudflap on some systems.
346if test x$enable_libmudflap = x ; then
344b2784 347 case "${target}" in
1e8e9920 348 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
cb8a7007 349 # Enable libmudflap by default in GNU and friends.
344b2784 350 ;;
122ae8c7 351 *-*-freebsd*)
352 # Enable libmudflap by default in FreeBSD.
353 ;;
344b2784 354 *)
355 # Disable it by default everywhere else.
356 noconfigdirs="$noconfigdirs target-libmudflap"
357 ;;
358 esac
50996fe5 359fi
4ee9c684 360
50996fe5 361# Disable libgomp on non POSIX hosted systems.
362if test x$enable_libgomp = x ; then
1e8e9920 363 # Enable libgomp by default on hosted POSIX systems.
364 case "${target}" in
365 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
366 ;;
367 *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
368 ;;
369 *-*-solaris2* | *-*-sysv4* | *-*-irix* | *-*-osf* | *-*-hpux*)
370 ;;
634efbee 371 *-*-darwin* | *-*-aix*)
1e8e9920 372 ;;
373 *)
374 noconfigdirs="$noconfigdirs target-libgomp"
375 ;;
376 esac
50996fe5 377fi
1e8e9920 378
4ee9c684 379
28e9041c 380case "${target}" in
f6dd84a6 381 *-*-chorusos)
382 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
383 ;;
0894307c 384 powerpc-*-darwin*)
c0e5028f 385 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes gdb gprof"
d28caca4 386 noconfigdirs="$noconfigdirs sim target-rda"
c0e5028f 387 ;;
0894307c 388 *-*-darwin*)
d7441b0d 389 noconfigdirs="$noconfigdirs ld gas gdb gprof"
d28caca4 390 noconfigdirs="$noconfigdirs sim target-rda"
e84ab337 391 noconfigdirs="$noconfigdirs ${libgcj}"
0894307c 392 ;;
71ab34df 393 *-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
e701a477 394 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
395 ;;
c01dd063 396 *-*-freebsd*)
4ee9c684 397 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
398 if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
399 && test -f /usr/local/include/gmp.h; then
400 with_gmp=/usr/local
401 fi
402
403 # Skip some stuff that's unsupported on some FreeBSD configurations.
404 case "${target}" in
405 i*86-*-*) ;;
406 alpha*-*-*) ;;
407 *)
408 noconfigdirs="$noconfigdirs ${libgcj}"
409 ;;
410 esac
411 ;;
336577be 412 *-*-kaos*)
413 # Remove unsupported stuff on all kaOS configurations.
49fbf4b9 414 skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
336577be 415 skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
416 skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
417 noconfigdirs="$noconfigdirs target-libgloss"
418 ;;
1602f15c 419 *-*-netbsd*)
420 # Skip some stuff on all NetBSD configurations.
4babcd43 421 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
1602f15c 422
423 # Skip some stuff that's unsupported on some NetBSD configurations.
424 case "${target}" in
ec66e65b 425 i*86-*-netbsdelf*) ;;
c8a4cc21 426 arm*-*-netbsdelf*) ;;
1602f15c 427 *)
428 noconfigdirs="$noconfigdirs ${libgcj}"
429 ;;
430 esac
431 ;;
634f7a13 432 *-*-netware*)
433 noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
28e9041c 434 ;;
952fead6 435 *-*-rtems*)
4d5a2476 436 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
952fead6 437 ;;
9f88bc9d 438 # The tpf target doesn't support gdb yet.
439 *-*-tpf*)
440 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
441 ;;
688429c4 442 *-*-uclinux*)
443 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
444 ;;
28e9041c 445 *-*-vxworks*)
51427b7f 446 noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
28e9041c 447 ;;
040541fe 448 m32c-*-*)
449 noconfigdirs="$noconfigdirs target-libstdc++-v3"
450 ;;
8c7cf808 451 alpha*-dec-osf*)
ebd9f514 452 # ld works, but does not support shared libraries.
453 # newlib is not 64 bit ready. I'm not sure about fileutils.
28e9041c 454 # gas doesn't generate exception information.
ebd9f514 455 noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
28e9041c 456 ;;
457 alpha*-*-*vms*)
8a54e13f 458 noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
28e9041c 459 ;;
f3efc960 460 alpha*-*-linux*)
461 # newlib is not 64 bit ready
1986d3d9 462 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
f3efc960 463 ;;
28e9041c 464 alpha*-*-*)
465 # newlib is not 64 bit ready
4d5a2476 466 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
28e9041c 467 ;;
700d38c2 468 am33_2.0-*-linux*)
469 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
470 ;;
d5d994d4 471 sh-*-linux*)
472 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
d5d994d4 473 ;;
8027f1d6 474 sh*-*-pe|mips*-*-pe|*arm-wince-pe)
4d5a2476 475 noconfigdirs="$noconfigdirs ${libgcj}"
476 noconfigdirs="$noconfigdirs target-examples"
151ad919 477 noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
f843f075 478 noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
8027f1d6 479 noconfigdirs="$noconfigdirs expect dejagnu"
480 # the C++ libraries don't build on top of CE's C libraries
54d7d5f2 481 noconfigdirs="$noconfigdirs target-libstdc++-v3"
4babcd43 482 noconfigdirs="$noconfigdirs target-newlib"
8027f1d6 483 case "${host}" in
484 *-*-cygwin*) ;; # keep gdb and readline
123bd2df 485 *) noconfigdirs="$noconfigdirs gdb readline"
8027f1d6 486 ;;
487 esac
488 ;;
151ad919 489 arc-*-*)
4d5a2476 490 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
151ad919 491 ;;
6675f2d9 492 arm-semi-aof )
6675f2d9 493 ;;
2704ebd1 494 arm-*-coff | strongarm-*-coff | xscale-*-coff)
495 noconfigdirs="$noconfigdirs ${libgcj}"
496 ;;
30e9913f 497 arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
2704ebd1 498 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
499 ;;
6783d878 500 arm*-*-linux-gnueabi)
501 noconfigdirs="$noconfigdirs target-libffi target-qthreads"
502 noconfigdirs="$noconfigdirs target-libjava target-libobjc"
503 ;;
8647a116 504 arm*-*-symbianelf*)
505 noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
506 ;;
28e9041c 507 arm-*-pe*)
4d5a2476 508 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
28e9041c 509 ;;
0579e60e 510 thumb-*-coff)
4d5a2476 511 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
0579e60e 512 ;;
151ad919 513 thumb-*-elf)
4d5a2476 514 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
151ad919 515 ;;
151ad919 516 thumb-*-pe)
4d5a2476 517 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
151ad919 518 ;;
ed37269d 519 arm-*-riscix*)
4d5a2476 520 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
ed37269d 521 ;;
a899dc64 522 avr-*-*)
8a54e13f 523 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
a899dc64 524 ;;
7172be51 525 bfin-*-*)
526 noconfigdirs="$noconfigdirs target-libgloss gdb"
8d687193 527 if test x${is_cross_compiler} != xno ; then
7172be51 528 target_configdirs="${target_configdirs} target-bsp target-cygmon"
529 fi
530 ;;
6c5e2f80 531 c4x-*-* | tic4x-*-*)
54d7d5f2 532 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
df2ff48f 533 ;;
534 c54x*-*-* | tic54x-*-*)
54d7d5f2 535 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} gcc gdb newlib"
df2ff48f 536 ;;
06b2086e 537 cris-*-* | crisv32-*-*)
ff7dcf6a 538 unsupported_languages="$unsupported_languages java"
06b2086e 539 case "${target}" in
c0188550 540 *-*-aout)
2c718da0 541 unsupported_languages="$unsupported_languages fortran"
ff7dcf6a 542 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
c0188550 543 *-*-elf)
2c718da0 544 unsupported_languages="$unsupported_languages fortran"
d0c03476 545 noconfigdirs="$noconfigdirs target-boehm-gc";;
c0188550 546 *-*-linux*)
d0c03476 547 noconfigdirs="$noconfigdirs target-newlib target-libgloss";;
06b2086e 548 *)
2c718da0 549 unsupported_languages="$unsupported_languages fortran"
06b2086e 550 noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss";;
551 esac
10475f52 552 ;;
75b6260c 553 crx-*-*)
5326cc72 554 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-mudflap ${libgcj}"
75b6260c 555 ;;
28e9041c 556 d10v-*-*)
54d7d5f2 557 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
151ad919 558 ;;
559 d30v-*-*)
4a9237fb 560 noconfigdirs="$noconfigdirs ${libgcj} gdb"
28e9041c 561 ;;
f9254114 562 fr30-*-elf*)
4a9237fb 563 noconfigdirs="$noconfigdirs ${libgcj} gdb"
f9254114 564 ;;
98b82774 565 frv-*-*)
566 noconfigdirs="$noconfigdirs ${libgcj}"
98b82774 567 ;;
df2ff48f 568 h8300*-*-*)
49fbf4b9 569 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
df2ff48f 570 ;;
28e9041c 571 h8500-*-*)
49fbf4b9 572 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
28e9041c 573 ;;
6675f2d9 574 hppa1.1-*-osf* | hppa1.1-*-bsd* )
6675f2d9 575 ;;
954078d1 576 hppa*64*-*-linux* | parisc*64*-*-linux*)
577 # In this case, it's because the hppa64-linux target is for
578 # the kernel only at this point and has no libc, and thus no
579 # headers, crt*.o, etc., all of which are needed by these.
580 noconfigdirs="$noconfigdirs target-zlib"
581 ;;
08261f02 582 parisc*-*-linux* | hppa*-*-linux*)
583 ;;
28e9041c 584 hppa*-*-*elf* | \
1ef89cd1 585 hppa*-*-lites* | \
dc0ea924 586 hppa*-*-openbsd* | \
1ef89cd1 587 hppa*64*-*-*)
fdaf496c 588 noconfigdirs="$noconfigdirs ${libgcj}"
28e9041c 589 ;;
590 hppa*-*-*)
dfb18c91 591 # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
592 # build on HP-UX 10.20.
593 noconfigdirs="$noconfigdirs ld shellutils ${libgcj}"
151ad919 594 ;;
4a9237fb 595 i960-*-*)
596 noconfigdirs="$noconfigdirs ${libgcj} gdb"
597 ;;
151ad919 598 ia64*-*-elf*)
599 # No gdb support yet.
f843f075 600 noconfigdirs="$noconfigdirs readline mmalloc libgui itcl gdb"
151ad919 601 ;;
df2ff48f 602 ia64*-**-hpux*)
603 # No gdb or ld support yet.
f843f075 604 noconfigdirs="$noconfigdirs ${libgcj} readline mmalloc libgui itcl gdb ld"
df2ff48f 605 ;;
6675f2d9 606 i370-*-opened*)
6675f2d9 607 ;;
f74ea578 608 i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
fbd26e6a 609 noconfigdirs="$noconfigdirs ${libgcj}"
28e9041c 610 ;;
f74ea578 611 i[[3456789]]86-*-linux*)
4ea2c3bf 612 # The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
613 # not build java stuff by default.
614 case "${target}" in
615 *-*-*libc1*)
616 noconfigdirs="$noconfigdirs ${libgcj}";;
617 esac
618
84690ae2 619 # This section makes it possible to build newlib natively on linux.
620 # If we are using a cross compiler then don't configure newlib.
621 if test x${is_cross_compiler} != xno ; then
602d002b 622 noconfigdirs="$noconfigdirs target-newlib"
84690ae2 623 fi
624 noconfigdirs="$noconfigdirs target-libgloss"
625 # If we are not using a cross compiler, do configure newlib.
626 # Note however, that newlib will only be configured in this situation
627 # if the --with-newlib option has been given, because otherwise
628 # 'target-newlib' will appear in skipdirs.
84690ae2 629 ;;
f74ea578 630 i[[3456789]]86-*-mingw32*)
ba7b87c8 631 target_configdirs="$target_configdirs target-mingw"
8a54e13f 632 noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}"
ba7b87c8 633
ed37269d 634 # Can't build gdb for mingw32 if not native.
ba7b87c8 635 case "${host}" in
f74ea578 636 i[[3456789]]86-*-mingw32) ;; # keep gdb tcl tk expect etc.
f843f075 637 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl gnuserv"
ba7b87c8 638 ;;
639 esac
640 ;;
151ad919 641 *-*-cygwin*)
642 target_configdirs="$target_configdirs target-libtermcap target-winsup"
8a54e13f 643 noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
2c10944d 644 # always build newlib if winsup directory is present.
3fba36a4 645 if test -d "$srcdir/winsup"; then
2c10944d 646 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
3fba36a4 647 elif test -d "$srcdir/newlib"; then
2c10944d 648 echo "Warning: winsup is missing so newlib can't be built."
649 fi
28e9041c 650
151ad919 651 # Can't build gdb for Cygwin if not native.
28e9041c 652 case "${host}" in
151ad919 653 *-*-cygwin*) ;; # keep gdb tcl tk expect etc.
f843f075 654 *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl libgui gnuserv"
28e9041c 655 ;;
656 esac
657 ;;
6675f2d9 658 i[[3456789]]86-moss-msdos | i[[3456789]]86-*-moss* | \
659 i[[3456789]]86-*-uwin* | i[[3456789]]86-*-interix* )
6675f2d9 660 ;;
f74ea578 661 i[[3456789]]86-*-pe)
8a54e13f 662 noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
28e9041c 663 ;;
f74ea578 664 i[[3456789]]86-*-sco3.2v5*)
28e9041c 665 # The linker does not yet know about weak symbols in COFF,
666 # and is not configured to handle mixed ELF and COFF.
4d5a2476 667 noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
28e9041c 668 ;;
f74ea578 669 i[[3456789]]86-*-sco*)
4d5a2476 670 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
28e9041c 671 ;;
f74ea578 672 i[[3456789]]86-*-solaris2*)
ef1760c1 673 noconfigdirs="$noconfigdirs target-libgloss"
28e9041c 674 ;;
f74ea578 675 i[[3456789]]86-*-sysv4*)
ebd9f514 676 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
28e9041c 677 ;;
f74ea578 678 i[[3456789]]86-*-beos*)
602d002b 679 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
680 ;;
ab0da556 681 i[[3456789]]86-*-rdos*)
682 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
683 ;;
4a9237fb 684 m32r-*-*)
eda8e89a 685 noconfigdirs="$noconfigdirs ${libgcj}"
4a9237fb 686 ;;
8f71eb19 687 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
54d7d5f2 688 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
8f71eb19 689 ;;
151ad919 690 m68k-*-elf*)
fbd26e6a 691 noconfigdirs="$noconfigdirs ${libgcj}"
151ad919 692 ;;
693 m68k-*-coff*)
fbd26e6a 694 noconfigdirs="$noconfigdirs ${libgcj}"
151ad919 695 ;;
52fdc102 696 mcore-*-pe*)
697 # The EPOC C++ environment does not support exceptions or rtti,
698 # and so building libstdc++-v3 tends not to always work.
699 noconfigdirs="$noconfigdirs target-libstdc++-v3"
700 ;;
38135c1e 701 mmix-*-*)
ff7dcf6a 702 noconfigdirs="$noconfigdirs target-libffi target-boehm-gc gdb libgloss"
2c718da0 703 unsupported_languages="$unsupported_languages fortran java"
38135c1e 704 ;;
28e9041c 705 mn10200-*-*)
4d5a2476 706 noconfigdirs="$noconfigdirs ${libgcj}"
28e9041c 707 ;;
708 mn10300-*-*)
4d5a2476 709 noconfigdirs="$noconfigdirs ${libgcj}"
28e9041c 710 ;;
957985d9 711 mt-*-*)
f6fa11cb 712 noconfigdirs="$noconfigdirs sim"
713 ;;
28e9041c 714 powerpc-*-aix*)
715 # copied from rs6000-*-* entry
14bd4516 716 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
28e9041c 717 ;;
718 powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe)
719 target_configdirs="$target_configdirs target-winsup"
f843f075 720 noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl gnuserv ${libgcj}"
28e9041c 721 # always build newlib.
722 skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
723 ;;
724 # This is temporary until we can link against shared libraries
725 powerpcle-*-solaris*)
f843f075 726 noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl gnuserv ${libgcj}"
28e9041c 727 ;;
1532359f 728 powerpc-*-beos*)
4d5a2476 729 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
1532359f 730 ;;
151ad919 731 powerpc-*-eabi)
8a54e13f 732 noconfigdirs="$noconfigdirs ${libgcj}"
6675f2d9 733 ;;
734 powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems* )
151ad919 735 ;;
28e9041c 736 rs6000-*-lynxos*)
a054af37 737 noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
28e9041c 738 ;;
739 rs6000-*-aix*)
14bd4516 740 noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp ${libgcj}"
28e9041c 741 ;;
742 rs6000-*-*)
4d5a2476 743 noconfigdirs="$noconfigdirs gprof ${libgcj}"
28e9041c 744 ;;
745 m68k-apollo-*)
4d5a2476 746 noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
28e9041c 747 ;;
748 mips*-*-irix5*)
de88352a 749 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
28e9041c 750 ;;
751 mips*-*-irix6*)
dfb18c91 752 # Linking libjava exceeds command-line length limits on at least
753 # IRIX 6.2, but not on IRIX 6.5.
754 # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
755 # <oldham@codesourcery.com>
ef9a8a41 756 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
28e9041c 757 ;;
758 mips*-dec-bsd*)
4d5a2476 759 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
28e9041c 760 ;;
761 mips*-*-bsd*)
4d5a2476 762 noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
28e9041c 763 ;;
ed37269d 764 mipstx39-*-*)
4d5a2476 765 noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
602d002b 766 ;;
19e1fe6d 767 mips64*-*-linux*)
768 noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
769 ;;
857f2cca 770 mips*-*-linux*)
e31d86e1 771 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
857f2cca 772 ;;
28e9041c 773 mips*-*-*)
4d5a2476 774 noconfigdirs="$noconfigdirs gprof ${libgcj}"
28e9041c 775 ;;
776 romp-*-*)
4d5a2476 777 noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}"
28e9041c 778 ;;
33974778 779 sh-*-* | sh64-*-*)
28e9041c 780 case "${host}" in
f74ea578 781 i[[3456789]]86-*-vsta) ;; # don't add gprof back in
782 i[[3456789]]86-*-go32*) ;; # don't add gprof back in
783 i[[3456789]]86-*-msdosdjgpp*) ;; # don't add gprof back in
28e9041c 784 *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;;
785 esac
4d5a2476 786 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
28e9041c 787 ;;
ed37269d 788 sparc-*-elf*)
81ae9134 789 noconfigdirs="$noconfigdirs ${libgcj}"
ed37269d 790 ;;
791 sparc64-*-elf*)
81ae9134 792 noconfigdirs="$noconfigdirs ${libgcj}"
ed37269d 793 ;;
151ad919 794 sparclite-*-*)
fdaf496c 795 noconfigdirs="$noconfigdirs ${libgcj}"
ed37269d 796 ;;
28e9041c 797 sparc-*-sunos4*)
fbd26e6a 798 noconfigdirs="$noconfigdirs ${libgcj}"
441f85dc 799 if test x${is_cross_compiler} != xno ; then
39b7c449 800 noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
28e9041c 801 else
802 use_gnu_ld=no
803 fi
804 ;;
17336619 805 sparc-*-solaris2.[[0-6]] | sparc-*-solaris2.[[0-6]].*)
806 noconfigdirs="$noconfigdirs ${libgcj}"
807 ;;
05bcb167 808 sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
2c18c34e 809 ;;
28e9041c 810 v810-*-*)
54d7d5f2 811 noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
28e9041c 812 ;;
ed37269d 813 v850-*-*)
4d5a2476 814 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
ed37269d 815 ;;
151ad919 816 v850e-*-*)
4d5a2476 817 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
151ad919 818 ;;
819 v850ea-*-*)
4d5a2476 820 noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
151ad919 821 ;;
28e9041c 822 vax-*-vms)
4d5a2476 823 noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}"
28e9041c 824 ;;
825 vax-*-*)
4d5a2476 826 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
28e9041c 827 ;;
678f5830 828 xtensa-*-*)
829 noconfigdirs="$noconfigdirs ${libgcj}"
830 ;;
1be37211 831 ip2k-*-*)
54d7d5f2 832 noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
1be37211 833 ;;
c01dd063 834 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
e31d86e1 835 noconfigdirs="$noconfigdirs target-newlib target-libgloss"
836 ;;
28e9041c 837 *-*-lynxos*)
4d5a2476 838 noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
28e9041c 839 ;;
7756f182 840 *-*-*)
fbd26e6a 841 noconfigdirs="$noconfigdirs ${libgcj}"
7756f182 842 ;;
28e9041c 843esac
844
28e9041c 845# If we aren't building newlib, then don't build libgloss, since libgloss
846# depends upon some newlib header files.
847case "${noconfigdirs}" in
848 *target-libgloss*) ;;
849 *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
13b1b53a 850esac
28e9041c 851
13b1b53a 852# Work in distributions that contain no compiler tools, like Autoconf.
853tentative_cc=""
71ab34df 854host_makefile_frag=/dev/null
13b1b53a 855if test -d ${srcdir}/config ; then
856case "${host}" in
857 m68k-hp-hpux*)
858 # Avoid "too much defining" errors from HPUX compiler.
859 tentative_cc="cc -Wp,-H256000"
71ab34df 860 # If "ar" in $PATH is GNU ar, the symbol table may need rebuilding.
861 # If it's HP/UX ar, this should be harmless.
862 RANLIB="ar ts"
13b1b53a 863 ;;
864 m68k-apollo-sysv*)
865 tentative_cc="cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DUSG"
13b1b53a 866 ;;
867 m68k-apollo-bsd*)
868 #None of the Apollo compilers can compile gas or binutils. The preprocessor
869 # chokes on bfd, the compiler won't let you assign integers to enums, and
870 # other problems. Defining CC to gcc is a questionable way to say "don't use
871 # the apollo compiler" (the preferred version of GCC could be called cc,
872 # or whatever), but I'm not sure leaving CC as cc is any better...
873 #CC=cc -A ansi -A runtype,any -A systype,any -U__STDC__ -DNO_STDARG
71ab34df 874 # Used to have BISON=yacc.
13b1b53a 875 tentative_cc=gcc
13b1b53a 876 ;;
877 m88k-dg-dgux*)
878 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
13b1b53a 879 ;;
880 m88k-harris-cxux*)
881 # Under CX/UX, we want to tell the compiler to use ANSI mode.
882 tentative_cc="cc -Xa"
883 host_makefile_frag="config/mh-cxux"
884 ;;
885 m88k-motorola-sysv*)
13b1b53a 886 ;;
887 mips*-dec-ultrix*)
888 tentative_cc="cc -Wf,-XNg1000"
889 host_makefile_frag="config/mh-decstation"
890 ;;
891 mips*-nec-sysv4*)
892 # The C compiler on NEC MIPS SVR4 needs bigger tables.
893 tentative_cc="cc -ZXNd=5000 -ZXNg=1000"
894 host_makefile_frag="config/mh-necv4"
895 ;;
13b1b53a 896 mips*-sgi-irix4*)
897 # Tell compiler to use K&R C. We can't compile under the SGI Ansi
898 # environment. Also bump switch table size so that cp-parse will
899 # compile. Bump string length limit so linker builds.
900 tentative_cc="cc -cckr -Wf,-XNg1500 -Wf,-XNk1000 -Wf,-XNh2000 -Wf,-XNl8192"
901 ;;
13b1b53a 902 mips*-*-sysv4*)
903 host_makefile_frag="config/mh-sysv4"
904 ;;
905 mips*-*-sysv*)
906 # This is for a MIPS running RISC/os 4.52C.
907
908 # This is needed for GDB, but needs to be in the top-level make because
909 # if a library is compiled with the bsd headers and gets linked with the
910 # sysv system libraries all hell can break loose (e.g. a jmp_buf might be
911 # a different size).
912 # ptrace(2) apparently has problems in the BSD environment. No workaround is
913 # known except to select the sysv environment. Could we use /proc instead?
914 # These "sysv environments" and "bsd environments" often end up being a pain.
915 #
916 # This is not part of CFLAGS because perhaps not all C compilers have this
917 # option.
918 tentative_cc="cc -systype sysv"
13b1b53a 919 ;;
920 i370-ibm-opened*)
921 tentative_cc="c89"
13b1b53a 922 ;;
f74ea578 923 i[[3456789]]86-*-sysv5*)
13b1b53a 924 host_makefile_frag="config/mh-sysv5"
925 ;;
f74ea578 926 i[[3456789]]86-*-dgux*)
13b1b53a 927 tentative_cc="gcc -Wall -ansi -D__using_DGUX"
928 host_makefile_frag="config/mh-dgux386"
929 ;;
f74ea578 930 i[[3456789]]86-ncr-sysv4.3*)
13b1b53a 931 # The MetaWare compiler will generate a copyright message unless you
932 # turn it off by adding the -Hnocopyr flag.
933 tentative_cc="cc -Hnocopyr"
13b1b53a 934 ;;
f74ea578 935 i[[3456789]]86-ncr-sysv4*)
13b1b53a 936 # for an NCR 3000 (i486/SVR4) system.
937 # The NCR 3000 ships with a MetaWare compiler installed as /bin/cc.
938 # This compiler not only emits obnoxious copyright messages every time
939 # you run it, but it chokes and dies on a whole bunch of GNU source
940 # files. Default to using the AT&T compiler installed in /usr/ccs/ATT/cc.
941 tentative_cc="/usr/ccs/ATT/cc"
942 host_makefile_frag="config/mh-ncr3000"
943 ;;
f74ea578 944 i[[3456789]]86-*-sco3.2v5*)
13b1b53a 945 ;;
f74ea578 946 i[[3456789]]86-*-sco*)
13b1b53a 947 # The native C compiler botches some simple uses of const. Unfortunately,
948 # it doesn't defined anything like "__sco__" for us to test for in ansidecl.h.
949 tentative_cc="cc -Dconst="
950 host_makefile_frag="config/mh-sco"
951 ;;
f74ea578 952 i[[3456789]]86-*-udk*)
13b1b53a 953 host_makefile_frag="config/mh-sysv5"
954 ;;
f74ea578 955 i[[3456789]]86-*-solaris2*)
13b1b53a 956 host_makefile_frag="config/mh-sysv4"
957 ;;
f74ea578 958 i[[3456789]]86-*-msdosdjgpp*)
13b1b53a 959 host_makefile_frag="config/mh-djgpp"
960 ;;
961 *-cygwin*)
962 host_makefile_frag="config/mh-cygwin"
963 ;;
964 *-mingw32*)
13b1b53a 965 ;;
966 *-interix*)
967 host_makefile_frag="config/mh-interix"
968 ;;
969 vax-*-ultrix2*)
970 # The old BSD pcc isn't up to compiling parts of gdb so use gcc
971 tentative_cc=gcc
972 ;;
973 *-*-solaris2*)
974 host_makefile_frag="config/mh-solaris"
975 ;;
976 m68k-sun-sunos*)
977 # Sun's C compiler needs the -J flag to be able to compile cp-parse.c
978 # without overflowing the jump tables (-J says to use a 32 bit table)
979 tentative_cc="cc -J"
980 ;;
13b1b53a 981 *-hp-hpux*)
982 tentative_cc="cc -Wp,-H256000"
13b1b53a 983 ;;
984 *-*-hiux*)
985 tentative_cc="cc -Wp,-H256000"
13b1b53a 986 ;;
987 rs6000-*-lynxos*)
988 # /bin/cc is less than useful for our purposes. Always use GCC
989 tentative_cc="/usr/cygnus/progressive/bin/gcc"
990 host_makefile_frag="config/mh-lynxrs6k"
991 ;;
2b64d19b 992 powerpc-*-darwin*)
0222d984 993 host_makefile_frag="config/mh-ppc-darwin"
994 ;;
9d44a802 995 powerpc-*-aix*)
996 host_makefile_frag="config/mh-ppc-aix"
997 ;;
998 rs6000-*-aix*)
999 host_makefile_frag="config/mh-ppc-aix"
1000 ;;
13b1b53a 1001 *-*-lynxos*)
1002 # /bin/cc is less than useful for our purposes. Always use GCC
1003 tentative_cc="/bin/gcc"
1004 ;;
1005 *-*-sysv4*)
1006 host_makefile_frag="config/mh-sysv4"
1007 ;;
da9e6519 1008 # This is placed last to prevent interfering with the cases above.
1009 i[[3456789]]86-*-*)
1010 # Build the stage2 and stage3 compilers with -fomit-frame-pointer.
1011 host_makefile_frag="config/mh-x86omitfp"
1012 ;;
13b1b53a 1013esac
1014fi
1015
c24c5e46 1016# If we aren't going to be using gcc, see if we can extract a definition
1017# of CC from the fragment.
1018# Actually, use the 'pre-extracted' version above.
1019if test -z "${CC}" && test "${build}" = "${host}" ; then
1020 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
1021 found=
1022 for dir in $PATH; do
1023 test -z "$dir" && dir=.
1024 if test -f $dir/gcc; then
1025 found=yes
1026 break
1027 fi
1028 done
1029 IFS="$save_ifs"
1030 if test -z "${found}" && test -n "${tentative_cc}" ; then
1031 CC=$tentative_cc
1032 fi
1033fi
1034
1035if test "${build}" != "${host}" ; then
1036 # If we are doing a Canadian Cross, in which the host and build systems
1037 # are not the same, we set reasonable default values for the tools.
1038
c24c5e46 1039 CC=${CC-${host_alias}-gcc}
1040 CFLAGS=${CFLAGS-"-g -O2"}
1041 CXX=${CXX-${host_alias}-c++}
1042 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1043 CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
c24c5e46 1044
1045else
1046 # Set reasonable default values for some tools even if not Canadian.
1047 # Of course, these are different reasonable default values, originally
1048 # specified directly in the Makefile.
1049 # We don't export, so that autoconf can do its job.
1050 # Note that all these settings are above the fragment inclusion point
1051 # in Makefile.in, so can still be overridden by fragments.
1052 # This is all going to change when we autoconfiscate...
1053
c24c5e46 1054 CC_FOR_BUILD="\$(CC)"
2f8725b0 1055 AC_PROG_CC
c24c5e46 1056
1057 # We must set the default linker to the linker used by gcc for the correct
1058 # operation of libtool. If LD is not defined and we are using gcc, try to
1059 # set the LD default to the ld used by gcc.
1060 if test -z "$LD"; then
2f8725b0 1061 if test "$GCC" = yes; then
c24c5e46 1062 case $build in
1063 *-*-mingw*)
1064 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
1065 *)
1066 gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
1067 esac
1068 case $gcc_prog_ld in
1069 # Accept absolute paths.
1070 [[\\/]* | [A-Za-z]:[\\/]*)]
1071 LD="$gcc_prog_ld" ;;
1072 esac
1073 fi
1074 fi
1075
1076 CXX=${CXX-"c++"}
1077 CFLAGS=${CFLAGS-"-g"}
1078 CXXFLAGS=${CXXFLAGS-"-g -O2"}
1079fi
1080
1081ACX_PROG_GNAT
7bcc3b4a 1082ACX_PROG_CMP_IGNORE_INITIAL
c24c5e46 1083
5ca838b8 1084# Check for GMP and MPFR
4ee9c684 1085gmplibs=
1086gmpinc=
1087have_gmp=yes
5ca838b8 1088# Specify a location for mpfr
1089# check for this first so it ends up on the link line before gmp.
1090AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH Specify source directory for MPFR library])
1091
1092if test "x$with_mpfr_dir" != x; then
058a5366 1093 gmpinc="-I$with_mpfr_dir"
5ca838b8 1094 gmplibs="$with_mpfr_dir/libmpfr.a"
1095else
1096 gmplibs="-lmpfr"
1097fi
1098
1099AC_ARG_WITH(mpfr, [ --with-mpfr=PATH Specify directory for installed MPFR library])
1100
1101if test "x$with_mpfr" != x; then
1102 gmplibs="-L$with_mpfr/lib $gmplibs"
1103 gmpinc="-I$with_mpfr/include"
1104fi
1105
4ee9c684 1106# Specify a location for gmp
1107AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
1108
5ca838b8 1109if test "x$with_gmp_dir" != x; then
1110 gmpinc="$gmpinc -I$with_gmp_dir"
4ee9c684 1111 if test -f "$with_gmp_dir/.libs/libgmp.a"; then
5ca838b8 1112 gmplibs="$gmplibs $with_gmp_dir/.libs/libgmp.a"
4ee9c684 1113 elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
5ca838b8 1114 gmplibs="$gmplibs $with_gmp_dir/_libs/libgmp.a"
4ee9c684 1115 fi
1116 # One of the later tests will catch the error if neither library is present.
5ca838b8 1117else
1118 gmplibs="$gmplibs -lgmp"
4ee9c684 1119fi
1120
1121AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
1122
5ca838b8 1123if test "x$with_gmp" != x; then
1124 gmplibs="-L$with_gmp/lib $gmplibs"
1125 gmpinc="-I$with_gmp/include $gmpinc"
4ee9c684 1126fi
1127
1128saved_CFLAGS="$CFLAGS"
1129CFLAGS="$CFLAGS $gmpinc"
1130# Check GMP actually works
1131AC_MSG_CHECKING([for correct version of gmp.h])
1132AC_TRY_COMPILE([#include "gmp.h"],[
1133#if __GNU_MP_VERSION < 3
1134choke me
1135#endif
1136], [AC_MSG_RESULT([yes])],
1137 [AC_MSG_RESULT([no]); have_gmp=no])
1138
1139if test x"$have_gmp" = xyes; then
5ca838b8 1140 AC_MSG_CHECKING([for MPFR])
4ee9c684 1141
1142 saved_LIBS="$LIBS"
1143 LIBS="$LIBS $gmplibs"
5ca838b8 1144 AC_TRY_LINK([#include <gmp.h>
1145#include <mpfr.h>], [mpfr_t n; mpfr_init(n);],
4ee9c684 1146 [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
1147 LIBS="$saved_LIBS"
1148 CFLAGS="$saved_CFLAGS"
1149fi
1150
5ca838b8 1151# Flags needed for both GMP and/or MPFR
4ee9c684 1152AC_SUBST(gmplibs)
1153AC_SUBST(gmpinc)
1154
8e6391a6 1155# By default, C is the only stage 1 language.
2d64c2fd 1156stage1_languages=c
1157AC_SUBST(stage1_languages)
1158
c24c5e46 1159# Figure out what language subdirectories are present.
1160# Look if the user specified --enable-languages="..."; if not, use
1161# the environment variable $LANGUAGES if defined. $LANGUAGES might
1162# go away some day.
1163# NB: embedded tabs in this IF block -- do not untabify
1164if test -d ${srcdir}/gcc; then
1165 if test x"${enable_languages+set}" != xset; then
1166 if test x"${LANGUAGES+set}" = xset; then
1167 enable_languages="${LANGUAGES}"
1168 echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
1169 else
1170 enable_languages=all
1171 fi
1172 else
1173 if test x"${enable_languages}" = x ||
1174 test x"${enable_languages}" = xyes;
1175 then
1176 echo configure.in: --enable-languages needs at least one language argument 1>&2
1177 exit 1
1178 fi
1179 fi
1180 enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
1181
2c718da0 1182 # 'f95' is the old name for the 'fortran' language. We issue a warning
1183 # and make the substitution.
1184 case ,${enable_languages}, in
1185 *,f95,*)
1186 echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
1187 enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
1188 ;;
1189 esac
1190
c24c5e46 1191 # First scan to see if an enabled language requires some other language.
1192 # We assume that a given config-lang.in will list all the language
1193 # front ends it requires, even if some are required indirectly.
1194 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1195 case ${lang_frag} in
1196 ..) ;;
1197 # The odd quoting in the next line works around
1198 # an apparent bug in bash 1.12 on linux.
1199 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1200 *)
1201 # From the config-lang.in, get $language, $lang_requires
1202 language=
1203 lang_requires=
1204 . ${lang_frag}
1205 for other in ${lang_requires} ; do
1206 case ,${enable_languages}, in
1207 *,$other,*) ;;
1208 *,all,*) ;;
1209 *,$language,*)
1210 echo " \`$other' language required by \`$language'; enabling" 1>&2
1211 enable_languages="${enable_languages},${other}"
1212 ;;
1213 esac
1214 done
1215 ;;
1216 esac
1217 done
1218
1219 new_enable_languages=c
1220 missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
6cee4b4a 1221 potential_languages=c
c24c5e46 1222
1223 for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
1224 case ${lang_frag} in
1225 ..) ;;
1226 # The odd quoting in the next line works around
1227 # an apparent bug in bash 1.12 on linux.
1228 ${srcdir}/gcc/[[*]]/config-lang.in) ;;
1229 *)
1230 # From the config-lang.in, get $language, $target_libs,
2d64c2fd 1231 # $lang_dirs, $boot_language, and $build_by_default
c24c5e46 1232 language=
1233 target_libs=
1234 lang_dirs=
2d64c2fd 1235 boot_language=
c24c5e46 1236 build_by_default=
6cee4b4a 1237 need_gmp=
c24c5e46 1238 . ${lang_frag}
6cee4b4a 1239 potential_languages="${potential_languages},${language}"
c24c5e46 1240 # This is quite sensitive to the ordering of the case statement arms.
1241 case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
1242 *::*:*)
1243 echo "${lang_frag} doesn't set \$language." 1>&2
1244 exit 1
6cee4b4a 1245 ;;
c24c5e46 1246 *:ada:no:*)
1247 # Ada was requested with no preexisting GNAT. Disable unconditionally.
1248 add_this_lang=no
1249 ;;
1250 *,${language},*:*:*:*)
1251 # Language was explicitly selected; include it.
1252 add_this_lang=yes
1253 ;;
1254 *,all,*:*:*:no)
1255 # 'all' was selected, but this is not a default language
6cee4b4a 1256 # so do not include it.
c24c5e46 1257 add_this_lang=no
6cee4b4a 1258 ;;
c24c5e46 1259 *,all,*:*:*:*)
1260 # 'all' was selected and this is a default language; include it.
1261 add_this_lang=yes
1262 ;;
1263 *)
1264 add_this_lang=no
1265 ;;
1266 esac
4ee9c684 1267
4a921c63 1268 # Disable languages that need GMP if it isn't available.
1269 case ,${enable_languages},:${have_gmp}:${need_gmp} in
1270 *,${language},*:no:yes)
1271 # Specifically requested language; tell them.
1272 AC_MSG_ERROR([GMP with MPFR support is required to build $language])
1273 ;;
1274 *:no:yes)
1275 # Silently disable.
1276 add_this_lang=no
1277 ;;
1278 esac
ff7dcf6a 1279
1280 # Disable a language that is unsupported by the target.
1281 case " $unsupported_languages " in
1282 *" $language "*)
1283 add_this_lang=no
1284 ;;
1285 esac
1286
4ee9c684 1287 case $add_this_lang in
c24c5e46 1288 no)
1289 # Remove language-dependent dirs.
2d64c2fd 1290 eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
1291 ;;
c24c5e46 1292 *)
1293 new_enable_languages="$new_enable_languages,$language"
2d64c2fd 1294 missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
1295 case ${boot_language} in
1296 yes)
aff6cf7b 1297 # Add to (comma-separated) list of stage 1 languages.
1298 stage1_languages="${stage1_languages},${language}"
2d64c2fd 1299 ;;
1300 esac
1301 ;;
c24c5e46 1302 esac
1303 ;;
1304 esac
1305 done
1306
989edd2f 1307 missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
c24c5e46 1308 if test "x$missing_languages" != x; then
1309 AC_MSG_ERROR([
e8bfe1fa 1310The following requested languages could not be built: ${missing_languages}
1311Recognised languages are: ${potential_languages}])
c24c5e46 1312 fi
1313
1314 if test "x$new_enable_languages" != "x$enable_languages"; then
1315 echo The following languages will be built: ${new_enable_languages}
1316 fi
1317 enable_languages="$new_enable_languages"
f46e13ec 1318 ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
c24c5e46 1319fi
1320
50996fe5 1321# Handle --disable-<component> generically.
1322for dir in $configdirs $build_configdirs $target_configdirs ; do
1323 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
1324 if eval test x\${enable_${dirname}} "=" xno ; then
1325 noconfigdirs="$noconfigdirs $dir"
1326 fi
1327done
1328
6675f2d9 1329# Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
1330# $build_configdirs and $target_configdirs.
c24c5e46 1331# If we have the source for $noconfigdirs entries, add them to $notsupp.
1332
1333notsupp=""
1334for dir in . $skipdirs $noconfigdirs ; do
6675f2d9 1335 dirname=`echo $dir | sed -e s/target-//g -e s/build-//g`
c24c5e46 1336 if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1337 configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
1338 if test -r $srcdir/$dirname/configure ; then
1339 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1340 true
1341 else
1342 notsupp="$notsupp $dir"
1343 fi
1344 fi
1345 fi
6675f2d9 1346 if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1347 build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
1348 if test -r $srcdir/$dirname/configure ; then
1349 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1350 true
1351 else
1352 notsupp="$notsupp $dir"
1353 fi
1354 fi
1355 fi
c24c5e46 1356 if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1357 target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
1358 if test -r $srcdir/$dirname/configure ; then
1359 if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1360 true
1361 else
1362 notsupp="$notsupp $dir"
1363 fi
1364 fi
1365 fi
1366done
1367
1368# Sometimes the tools are distributed with libiberty but with no other
1369# libraries. In that case, we don't want to build target-libiberty.
1370if test -n "${target_configdirs}" ; then
1371 others=
1372 for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
1373 if test "$i" != "libiberty" ; then
1374 if test -r $srcdir/$i/configure ; then
1375 others=yes;
1376 break;
1377 fi
1378 fi
1379 done
1380 if test -z "${others}" ; then
1381 target_configdirs=
1382 fi
1383fi
1384
1385# Quietly strip out all directories which aren't configurable in this tree.
1386# This relies on all configurable subdirectories being autoconfiscated, which
1387# is now the case.
2f8725b0 1388build_configdirs_all="$build_configdirs"
1389build_configdirs=
1390for i in ${build_configdirs_all} ; do
1391 j=`echo $i | sed -e s/build-//g`
1392 if test -f ${srcdir}/$j/configure ; then
1393 build_configdirs="${build_configdirs} $i"
1394 fi
1395done
1396
c24c5e46 1397configdirs_all="$configdirs"
1398configdirs=
1399for i in ${configdirs_all} ; do
1400 if test -f ${srcdir}/$i/configure ; then
1401 configdirs="${configdirs} $i"
1402 fi
1403done
2f8725b0 1404
c24c5e46 1405target_configdirs_all="$target_configdirs"
1406target_configdirs=
1407for i in ${target_configdirs_all} ; do
1408 j=`echo $i | sed -e s/target-//g`
1409 if test -f ${srcdir}/$j/configure ; then
1410 target_configdirs="${target_configdirs} $i"
1411 fi
1412done
1413
1414# Produce a warning message for the subdirs we can't configure.
1415# This isn't especially interesting in the Cygnus tree, but in the individual
1416# FSF releases, it's important to let people know when their machine isn't
1417# supported by the one or two programs in a package.
1418
1419if test -n "${notsupp}" && test -z "${norecursion}" ; then
1420 # If $appdirs is non-empty, at least one of those directories must still
1421 # be configured, or we error out. (E.g., if the gas release supports a
1422 # specified target in some subdirs but not the gas subdir, we shouldn't
1423 # pretend that all is well.)
1424 if test -n "$appdirs" ; then
1425 for dir in $appdirs ; do
1426 if test -r $dir/Makefile.in ; then
1427 if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
1428 appdirs=""
1429 break
1430 fi
2f8725b0 1431 if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
c24c5e46 1432 appdirs=""
1433 break
1434 fi
1435 fi
1436 done
1437 if test -n "$appdirs" ; then
1438 echo "*** This configuration is not supported by this package." 1>&2
1439 exit 1
1440 fi
1441 fi
1442 # Okay, some application will build, or we don't care to check. Still
1443 # notify of subdirs not getting built.
1444 echo "*** This configuration is not supported in the following subdirectories:" 1>&2
1445 echo " ${notsupp}" 1>&2
1446 echo " (Any other directories should still work fine.)" 1>&2
1447fi
1448
1449case "$host" in
1450 *msdosdjgpp*)
1451 enable_gdbtk=no ;;
1452esac
1453
1454copy_dirs=
1455
ffa8502d 1456AC_ARG_WITH([build-sysroot],
1457 [ --with-build-sysroot=sysroot
1458 use sysroot as the system root during the build],
1459 [if test x"$withval" != x ; then
1460 SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
1461 fi],
1462 [SYSROOT_CFLAGS_FOR_TARGET=])
1463AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
1464
c24c5e46 1465# Handle --with-headers=XXX. If the value is not "yes", the contents of
1466# the named directory are copied to $(tooldir)/sys-include.
1467if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
1468 if test x${is_cross_compiler} = xno ; then
1469 echo 1>&2 '***' --with-headers is only supported when cross compiling
1470 exit 1
1471 fi
1472 if test x"${with_headers}" != xyes ; then
1473 case "${exec_prefixoption}" in
1474 "") x=${prefix} ;;
1475 *) x=${exec_prefix} ;;
1476 esac
1477 copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
1478 fi
1479fi
1480
1481# Handle --with-libs=XXX. If the value is not "yes", the contents of
1482# the name directories are copied to $(tooldir)/lib. Multiple directories
1483# are permitted.
1484if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
1485 if test x${is_cross_compiler} = xno ; then
1486 echo 1>&2 '***' --with-libs is only supported when cross compiling
1487 exit 1
1488 fi
1489 if test x"${with_libs}" != xyes ; then
1490 # Copy the libraries in reverse order, so that files in the first named
1491 # library override files in subsequent libraries.
1492 case "${exec_prefixoption}" in
1493 "") x=${prefix} ;;
1494 *) x=${exec_prefix} ;;
1495 esac
1496 for l in ${with_libs}; do
1497 copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
1498 done
1499 fi
1500fi
1501
c47832b1 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
1515if test x${use_gnu_as} = x &&
1516 echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
1517 with_gnu_as=yes
1518 extra_host_args="$extra_host_args --with-gnu-as"
1519fi
1520
1521if test x${use_gnu_ld} = x &&
1522 echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
1523 with_gnu_ld=yes
1524 extra_host_args="$extra_host_args --with-gnu-ld"
1525fi
1526
1527# If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
1528# can detect this case.
1529
1530if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
1531 with_newlib=yes
1532 extra_host_args="$extra_host_args --with-newlib"
1533fi
1534
c24c5e46 1535# Handle ${copy_dirs}
1536set fnord ${copy_dirs}
1537shift
1538while test $# != 0 ; do
1539 if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
1540 :
1541 else
1542 echo Copying $1 to $2
1543
1544 # Use the install script to create the directory and all required
1545 # parent directories.
1546 if test -d $2 ; then
1547 :
1548 else
1549 echo >config.temp
1550 ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
1551 fi
1552
1553 # Copy the directory, assuming we have tar.
1554 # FIXME: Should we use B in the second tar? Not all systems support it.
1555 (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
1556
1557 # It is the responsibility of the user to correctly adjust all
1558 # symlinks. If somebody can figure out how to handle them correctly
1559 # here, feel free to add the code.
1560
1561 echo $1 > $2/COPIED
1562 fi
1563 shift; shift
1564done
1565
c47832b1 1566# Determine a target-dependent exec_prefix that the installed
1567# gcc will search in. Keep this list sorted by triplet, with
1568# the *-*-osname triplets last.
1569md_exec_prefix=
1570case "${target}" in
1571 alpha*-*-*vms*)
1572 md_exec_prefix=/gnu/lib/gcc-lib
1573 ;;
1574 i[34567]86-pc-msdosdjgpp*)
1575 md_exec_prefix=/dev/env/DJDIR/bin
1576 ;;
1577 i[34567]86-*-sco3.2v5*)
1578 if test $with_gnu_as = yes; then
1579 md_exec_prefix=/usr/gnu/bin
1580 else
1581 md_exec_prefix=/usr/ccs/bin/elf
1582 fi
1583 ;;
1584
1585 mn10300-*-* | \
1586 powerpc-*-chorusos* | \
1587 powerpc*-*-eabi* | \
1588 powerpc*-*-sysv* | \
1589 powerpc*-*-kaos* | \
1590 s390x-ibm-tpf*)
1591 md_exec_prefix=/usr/ccs/bin
1592 ;;
1593 sparc64-*-elf*)
1594 ;;
1595 v850*-*-*)
1596 md_exec_prefix=/usr/ccs/bin
1597 ;;
1598 xtensa-*-elf*)
1599 ;;
1600
1601 *-*-beos* | \
1602 *-*-elf* | \
1603 *-*-hpux* | \
1604 *-*-netware* | \
1605 *-*-nto-qnx* | \
1606 *-*-rtems* | \
1607 *-*-solaris2* | \
1608 *-*-sysv[45]* | \
1609 *-*-vxworks* | \
1610 *-wrs-windiss)
1611 md_exec_prefix=/usr/ccs/bin
1612 ;;
1613esac
1614
805e22b2 1615extra_arflags_for_target=
1616extra_nmflags_for_target=
b437616a 1617extra_ranlibflags_for_target=
71ab34df 1618target_makefile_frag=/dev/null
13b1b53a 1619case "${target}" in
634f7a13 1620 *-*-netware*)
70af7570 1621 target_makefile_frag="config/mt-netware"
13b1b53a 1622 ;;
cb8a7007 1623 *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
1624 target_makefile_frag="config/mt-gnu"
13b1b53a 1625 ;;
71ab34df 1626 *-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
805e22b2 1627 # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
1628 # commands to handle both 32-bit and 64-bit objects. These flags are
1629 # harmless if we're using GNU nm or ar.
1630 extra_arflags_for_target=" -X32_64"
1631 extra_nmflags_for_target=" -B -X32_64"
13b1b53a 1632 ;;
b437616a 1633 *-*-darwin*)
1634 # ranlib from Darwin requires the -c flag to look at common symbols.
1635 extra_ranlibflags_for_target=" -c"
1636 ;;
13b1b53a 1637 mips*-*-pe | sh*-*-pe | *arm-wince-pe)
70af7570 1638 target_makefile_frag="config/mt-wince"
1639 ;;
1640esac
1641
71ab34df 1642alphaieee_frag=/dev/null
70af7570 1643case $target in
1644 alpha*-*-*)
1645 # This just makes sure to use the -mieee option to build target libs.
1646 # This should probably be set individually by each library.
1647 alphaieee_frag="config/mt-alphaieee"
13b1b53a 1648 ;;
1649esac
b138c834 1650
13b1b53a 1651# If --enable-target-optspace always use -Os instead of -O2 to build
1652# the target libraries, similarly if it is not specified, use -Os
1653# on selected platforms.
71ab34df 1654ospace_frag=/dev/null
13b1b53a 1655case "${enable_target_optspace}:${target}" in
1656 yes:*)
70af7570 1657 ospace_frag="config/mt-ospace"
13b1b53a 1658 ;;
1659 :d30v-*)
70af7570 1660 ospace_frag="config/mt-d30v"
13b1b53a 1661 ;;
1662 :m32r-* | :d10v-* | :fr30-*)
70af7570 1663 ospace_frag="config/mt-ospace"
13b1b53a 1664 ;;
1665 no:* | :*)
1666 ;;
1667 *)
1668 echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
1669 ;;
1670esac
28e9041c 1671
13b1b53a 1672# Default to using --with-stabs for certain targets.
1673if test x${with_stabs} = x ; then
1674 case "${target}" in
d74dd50d 1675 mips*-*-irix[[56]]*)
13b1b53a 1676 ;;
1677 mips*-*-* | alpha*-*-osf*)
1678 with_stabs=yes;
805e22b2 1679 extra_host_args="${extra_host_args} --with-stabs"
13b1b53a 1680 ;;
1681 esac
1682fi
1683
1684# hpux11 in 64bit mode has libraries in a weird place. Arrange to find
1685# them automatically.
1686case "${host}" in
1687 hppa*64*-*-hpux11*)
805e22b2 1688 extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
13b1b53a 1689 ;;
85b038d8 1690esac
1691
71ab34df 1692# Some systems (e.g., one of the i386-aix systems the gas testers are
1693# using) don't handle "\$" correctly, so don't use it here.
1a21d71c 1694tooldir='${exec_prefix}'/${target_alias}
71ab34df 1695build_tooldir=${tooldir}
1696
71ab34df 1697# Create a .gdbinit file which runs the one in srcdir
1698# and tells GDB to look there for source files.
1699
1700if test -r ${srcdir}/.gdbinit ; then
1701 case ${srcdir} in
1702 .) ;;
1703 *) cat > ./.gdbinit <<EOF
1704# ${NO_EDIT}
1705dir ${srcdir}
1706dir .
1707source ${srcdir}/.gdbinit
1708EOF
1709 ;;
1710 esac
1711fi
1712
28e9041c 1713# Make sure that the compiler is able to generate an executable. If it
1714# can't, we are probably in trouble. We don't care whether we can run the
1715# executable--we might be using a cross compiler--we only care whether it
1716# can be created. At this point the main configure script has set CC.
441f85dc 1717we_are_ok=no
28e9041c 1718echo "int main () { return 0; }" > conftest.c
1719${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
441f85dc 1720if test $? = 0 ; then
1721 if test -s conftest || test -s conftest.exe ; then
1722 we_are_ok=yes
1723 fi
1724fi
1725case $we_are_ok in
1726 no)
1727 echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
1728 echo 1>&2 "*** You must set the environment variable CC to a working compiler."
1729 rm -f conftest*
1730 exit 1
1731 ;;
1732esac
28e9041c 1733rm -f conftest*
1734
1735# The Solaris /usr/ucb/cc compiler does not appear to work.
1736case "${host}" in
1737 sparc-sun-solaris2*)
1738 CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
71ab34df 1739 if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
28e9041c 1740 could_use=
441f85dc 1741 test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
1742 if test -d /opt/cygnus/bin ; then
1743 if test "$could_use" = "" ; then
28e9041c 1744 could_use="/opt/cygnus/bin"
1745 else
1746 could_use="$could_use or /opt/cygnus/bin"
1747 fi
1748 fi
441f85dc 1749 if test "$could_use" = "" ; then
28e9041c 1750 echo "Warning: compilation may fail because you're using"
1751 echo "/usr/ucb/cc. You should change your PATH or CC "
1752 echo "variable and rerun configure."
1753 else
1754 echo "Warning: compilation may fail because you're using"
1755 echo "/usr/ucb/cc, when you should use the C compiler from"
1756 echo "$could_use. You should change your"
1757 echo "PATH or CC variable and rerun configure."
1758 fi
1759 fi
1760 ;;
1761esac
1762
949b0daa 1763case "${host}" in
1764 *-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
697e01c8 1765 *-*-darwin* | *-*-rhapsody* ) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
949b0daa 1766 *) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
1767esac
949b0daa 1768
805e22b2 1769# Record target_configdirs and the configure arguments for target and
1770# build configuration in Makefile.
1771target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
2f8725b0 1772build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
805e22b2 1773
805e22b2 1774# Determine whether gdb needs tk/tcl or not.
1775# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
1776# and in that case we want gdb to be built without tk. Ugh!
1777# In fact I believe gdb is the *only* package directly dependent on tk,
1778# so we should be able to put the 'maybe's in unconditionally and
1779# leave out the maybe dependencies when enable_gdbtk is false. I'm not
1780# 100% sure that that's safe though.
8fdaf281 1781
f843f075 1782gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
805e22b2 1783case "$enable_gdbtk" in
1784 no)
1785 GDB_TK="" ;;
8fdaf281 1786 yes)
1787 GDB_TK="${gdb_tk}" ;;
805e22b2 1788 *)
8fdaf281 1789 # Only add the dependency on gdbtk when GDBtk is part of the gdb
1790 # distro. Eventually someone will fix this and move Insight, nee
1791 # gdbtk to a separate directory.
1792 if test -d ${srcdir}/gdb/gdbtk ; then
1793 GDB_TK="${gdb_tk}"
1794 else
1795 GDB_TK=""
1796 fi
1797 ;;
805e22b2 1798esac
415470be 1799CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
1800INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
805e22b2 1801
01b41571 1802# Strip out unwanted targets.
6f4f34a7 1803
1804# While at that, we remove Makefiles if we were started for recursive
1805# configuration, so that the top-level Makefile reconfigures them,
1806# like we used to do when configure itself was recursive.
6f4f34a7 1807
01b41571 1808# Loop over modules. $extrasub must be used with care, limiting as
1809# much as possible the usage of range addresses. That's because autoconf
1810# splits the sed script to overcome limits in the number of commands,
1811# and relying on carefully-timed sed passes may turn out to be very hard
1812# to maintain later. In this particular case, you just have to be careful
1813# not to nest @if/@endif pairs, because configure will not warn you at all.
6f4f34a7 1814
93f93279 1815AC_ARG_ENABLE([bootstrap],
0c8a85c6 1816[ --enable-bootstrap Enable bootstrapping [yes if native build]],,
3c782584 1817enable_bootstrap=default)
93f93279 1818
3c782584 1819# Issue errors and warnings for invalid/strange bootstrap combinations.
1820case "$configdirs" in
1821 *gcc*) have_compiler=yes ;;
1822 *) have_compiler=no ;;
1823esac
1824
1825case "$have_compiler:$host:$target:$enable_bootstrap" in
1826 *:*:*:no) ;;
1827
98777423 1828 # Default behavior. Enable bootstrap if we have a compiler
3c782584 1829 # and we are in a native configuration.
1830 yes:$build:$build:default)
98777423 1831 enable_bootstrap=yes ;;
3c782584 1832
1833 *:*:*:default)
1834 enable_bootstrap=no ;;
1835
1836 # We have a compiler and we are in a native configuration, bootstrap is ok
0c8a85c6 1837 yes:$build:$build:yes)
3c782584 1838 ;;
1839
1840 # Other configurations, but we have a compiler. Assume the user knows
1841 # what he's doing.
0c8a85c6 1842 yes:*:*:yes)
3c782584 1843 AC_MSG_WARN([trying to bootstrap a cross compiler])
1844 ;;
1845
1846 # No compiler: if they passed --enable-bootstrap explicitly, fail
0c8a85c6 1847 no:*:*:yes)
3c782584 1848 AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
1849
1850 # Fail if wrong command line
1851 *)
1852 AC_MSG_ERROR([invalid option for --enable-bootstrap])
1853 ;;
1854esac
1855
1856# Adjust the toplevel makefile according to whether bootstrap was selected.
93f93279 1857case "$enable_bootstrap" in
1858 yes)
93f93279 1859 bootstrap_suffix=bootstrap ;;
1860 no)
93f93279 1861 bootstrap_suffix=no-bootstrap ;;
1862esac
93f93279 1863
2f8725b0 1864for module in ${build_configdirs} ; do
6f4f34a7 1865 if test -z "${no_recursion}" \
1866 && test -f ${build_subdir}/${module}/Makefile; then
1867 echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
1868 rm -f ${build_subdir}/${module}/Makefile
1869 fi
01b41571 1870 extrasub="$extrasub
1871/^@if build-$module\$/d
93f93279 1872/^@endif build-$module\$/d
1873/^@if build-$module-$bootstrap_suffix\$/d
1874/^@endif build-$module-$bootstrap_suffix\$/d"
6f4f34a7 1875done
1876for module in ${configdirs} ; do
9c19a746 1877 if test -z "${no_recursion}"; then
1878 for file in stage*-${module}/Makefile ${module}/Makefile; do
1879 if test -f ${file}; then
1880 echo 1>&2 "*** removing ${file} to force reconfigure"
1881 rm -f ${file}
1882 fi
1883 done
6f4f34a7 1884 fi
01b41571 1885 extrasub="$extrasub
1886/^@if $module\$/d
93f93279 1887/^@endif $module\$/d
1888/^@if $module-$bootstrap_suffix\$/d
1889/^@endif $module-$bootstrap_suffix\$/d"
6f4f34a7 1890done
1891for module in ${target_configdirs} ; do
1892 if test -z "${no_recursion}" \
1893 && test -f ${target_subdir}/${module}/Makefile; then
1894 echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
1895 rm -f ${target_subdir}/${module}/Makefile
1896 fi
01b41571 1897 extrasub="$extrasub
1898/^@if target-$module\$/d
93f93279 1899/^@endif target-$module\$/d
1900/^@if target-$module-$bootstrap_suffix\$/d
1901/^@endif target-$module-$bootstrap_suffix\$/d"
805e22b2 1902done
54f0538b 1903
01b41571 1904extrasub="$extrasub
1905/^@if /,/^@endif /d"
805e22b2 1906
1907# Create the serialization dependencies. This uses a temporary file.
1908
11d8013a 1909AC_ARG_ENABLE([serial-configure],
622c1fa9 1910[ --enable-serial-[{host,target,build}-]configure
1911 Force sequential configuration of
11d8013a 1912 sub-packages for the host, target or build
622c1fa9 1913 machine, or all sub-packages])
1914
1915case ${enable_serial_configure} in
1916 yes)
1917 enable_serial_build_configure=yes
1918 enable_serial_host_configure=yes
1919 enable_serial_target_configure=yes
1920 ;;
1921esac
11d8013a 1922
805e22b2 1923# These force 'configure's to be done one at a time, to avoid problems
1924# with contention over a shared config.cache.
1925rm -f serdep.tmp
11d8013a 1926echo '# serdep.tmp' > serdep.tmp
805e22b2 1927olditem=
622c1fa9 1928test "x${enable_serial_build_configure}" = xyes &&
805e22b2 1929for item in ${build_configdirs} ; do
1930 case ${olditem} in
1931 "") ;;
11d8013a 1932 *) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
805e22b2 1933 esac
1934 olditem=${item}
1935done
1936olditem=
622c1fa9 1937test "x${enable_serial_host_configure}" = xyes &&
805e22b2 1938for item in ${configdirs} ; do
1939 case ${olditem} in
1940 "") ;;
11d8013a 1941 *) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
805e22b2 1942 esac
1943 olditem=${item}
1944done
1945olditem=
622c1fa9 1946test "x${enable_serial_target_configure}" = xyes &&
805e22b2 1947for item in ${target_configdirs} ; do
1948 case ${olditem} in
1949 "") ;;
11d8013a 1950 *) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
805e22b2 1951 esac
1952 olditem=${item}
1953done
71ab34df 1954serialization_dependencies=serdep.tmp
1955AC_SUBST_FILE(serialization_dependencies)
949b0daa 1956
11d8013a 1957# Base args. Strip norecursion, cache-file, srcdir, host, build,
1958# target and nonopt. These are the ones we might not want to pass
fbfea1fa 1959# down to subconfigures. Also strip program-prefix, program-suffix,
1960# and program-transform-name, so that we can pass down a consistent
1961# program-transform-name. If autoconf has put single quotes around
1962# any of these arguments (because they contain shell metacharacters)
1963# then this will fail; in practice this only happens for
1964# --program-transform-name, so be sure to override --program-transform-name
1965# at the end of the argument list.
1966# These will be expanded by make, so quote '$'.
63a057cf 1967cat <<\EOF_SED > conftestsed
f4191912 1968s/ --no[[^ ]]*/ /g
1969s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
1970s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
1971s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
1972s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
1973s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
1974s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
1975s/ -cache-file[[= ]][[^ ]]*//g
1976s/ -srcdir[[= ]][[^ ]]*//g
1977s/ -host[[= ]][[^ ]]*//g
1978s/ -build[[= ]][[^ ]]*//g
1979s/ -target[[= ]][[^ ]]*//g
1980s/ -program-prefix[[= ]][[^ ]]*//g
1981s/ -program-suffix[[= ]][[^ ]]*//g
1982s/ -program-transform-name[[= ]][[^ ]]*//g
63a057cf 1983s/ [[^' -][^ ]*] / /
1984s/^ *//;s/ *$//
5df533c9 1985s,\$,$$,g
1986EOF_SED
1987sed -f conftestsed <<EOF_SED > conftestsed.out
1988 ${ac_configure_args}
63a057cf 1989EOF_SED
5df533c9 1990baseargs=`cat conftestsed.out`
1991rm -f conftestsed conftestsed.out
28e9041c 1992
fbfea1fa 1993# Add in --program-transform-name, after --program-prefix and
1994# --program-suffix have been applied to it. Autoconf has already
1995# doubled dollar signs and backslashes in program_transform_name; we want
1996# the backslashes un-doubled, and then the entire thing wrapped in single
1997# quotes, because this will be expanded first by make and then by the shell.
1998# Also, because we want to override the logic in subdir configure scripts to
1999# choose program_transform_name, replace any s,x,x, with s,y,y,.
2000sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
2001${program_transform_name}
2002EOF_SED
2003gcc_transform_name=`cat conftestsed.out`
2004rm -f conftestsed.out
2005baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
2006
31972771 2007# For the build-side libraries, we just need to pretend we're native,
2008# and not use the same cache file. Multilibs are neither needed nor
2009# desired.
8a54e13f 2010build_configargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} --target=${target_alias} ${baseargs}"
64d298c9 2011
805e22b2 2012# For host modules, accept cache file option, or specification as blank.
2013case "${cache_file}" in
2014"") # empty
2015 cache_file_option="" ;;
71ab34df 2016/* | [[A-Za-z]]:[[\\/]]* ) # absolute path
805e22b2 2017 cache_file_option="--cache-file=${cache_file}" ;;
2018*) # relative path
2019 cache_file_option="--cache-file=../${cache_file}" ;;
2020esac
2021
ba1081ef 2022# Host dirs don't like to share a cache file either, horribly enough.
2023# This seems to be due to autoconf 2.5x stupidity.
c8241dd9 2024host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
805e22b2 2025
3a7bfd0c 2026target_configargs=${baseargs}
31972771 2027
28e9041c 2028# Passing a --with-cross-host argument lets the target libraries know
2029# whether they are being built with a cross-compiler or being built
2030# native. However, it would be better to use other mechanisms to make the
2031# sorts of decisions they want to make on this basis. Please consider
2032# this option to be deprecated. FIXME.
441f85dc 2033if test x${is_cross_compiler} = xyes ; then
3a7bfd0c 2034 target_configargs="--with-cross-host=${host_alias} ${target_configargs}"
28e9041c 2035fi
2036
2037# Default to --enable-multilib.
441f85dc 2038if test x${enable_multilib} = x ; then
3a7bfd0c 2039 target_configargs="--enable-multilib ${target_configargs}"
28e9041c 2040fi
2041
ed37269d 2042# Pass --with-newlib if appropriate. Note that target_configdirs has
2043# changed from the earlier setting of with_newlib.
441f85dc 2044if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
3a7bfd0c 2045 target_configargs="--with-newlib ${target_configargs}"
ed37269d 2046fi
2047
74fef112 2048# Different target subdirs use different values of certain variables
2049# (notably CXX). Worse, multilibs use *lots* of different values.
2050# Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
2051# it doesn't automatically accept command-line overrides of them.
2052# This means it's not safe for target subdirs to share a cache file,
2053# which is disgusting, but there you have it. Hopefully this can be
2054# fixed in future. It's still worthwhile to use a cache file for each
2055# directory. I think.
2056
a8abbd9d 2057# Pass the appropriate --build, --host, --target and --cache-file arguments.
2058# We need to pass --target, as newer autoconf's requires consistency
2059# for target_alias and gcc doesn't manage it consistently.
2060target_configargs="--cache-file=./config.cache --build=${build_alias} --host=${target_alias} --target=${target_alias} ${target_configargs}"
31972771 2061
bc7af389 2062FLAGS_FOR_TARGET=
753fca8a 2063case " $target_configdirs " in
681dbe98 2064 *" newlib "*)
3a7bfd0c 2065 case " $target_configargs " in
681dbe98 2066 *" --with-newlib "*)
bc7af389 2067 case "$target" in
32999451 2068 *-cygwin*)
d957c480 2069 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' ;;
bc7af389 2070 esac
2071
e2bac683 2072 # If we're not building GCC, don't discard standard headers.
296a0f54 2073 if test -d ${srcdir}/gcc; then
32999451 2074 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc'
e2bac683 2075
2076 if test "${build}" != "${host}"; then
2077 # On Canadian crosses, CC_FOR_TARGET will have already been set
2078 # by `configure', so we won't have an opportunity to add -Bgcc/
2079 # to it. This is right: we don't want to search that directory
2080 # for binaries, but we want the header files in there, so add
2081 # them explicitly.
c1eb9e31 2082 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/$(HOST_SUBDIR)/gcc/include'
e2bac683 2083
2084 # Someone might think of using the pre-installed headers on
2085 # Canadian crosses, in case the installed compiler is not fully
2086 # compatible with the compiler being built. In this case, it
2087 # would be better to flag an error than risking having
2088 # incompatible object files being constructed. We can't
2089 # guarantee that an error will be flagged, but let's hope the
2090 # compiler will do it, when presented with incompatible header
2091 # files.
2092 fi
32999451 2093 fi
2094
df2ff48f 2095 case "${target}-${is_cross_compiler}" in
f74ea578 2096 i[[3456789]]86-*-linux*-no)
df2ff48f 2097 # Here host == target, so we don't need to build gcc,
2098 # so we don't want to discard standard headers.
2099 FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
df2ff48f 2100 ;;
2101 *)
2102 # If we're building newlib, use its generic headers last, but search
2103 # for any libc-related directories first (so make it the last -B
2104 # switch).
2105 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
2106 ;;
2107 esac
bc7af389 2108 ;;
681dbe98 2109 esac
2110 ;;
bc7af389 2111esac
32999451 2112
d8e9ea04 2113# Allow the user to override the flags for
2114# our build compiler if desired.
2115CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
2116
32999451 2117# On Canadian crosses, we'll be searching the right directories for
2118# the previously-installed cross compiler, so don't bother to add
2119# flags for directories within the install tree of the compiler
2120# being built; programs in there won't even run.
296a0f54 2121if test "${build}" = "${host}" && test -d ${srcdir}/gcc; then
bc7af389 2122 # Search for pre-installed headers if nothing else fits.
5750c7d4 2123 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
bc7af389 2124fi
32999451 2125
753fca8a 2126if test "x${use_gnu_ld}" = x &&
13b1b53a 2127 echo " ${configdirs} " | grep " ld " > /dev/null ; then
bc7af389 2128 # Arrange for us to find uninstalled linker scripts.
c1eb9e31 2129 FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
bc7af389 2130fi
2131
71ab34df 2132# Makefile fragments.
03c65091 2133for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
2134do
2135 eval fragval=\$$frag
2136 if test $fragval != /dev/null; then
2137 eval $frag=${srcdir}/$fragval
2138 fi
2139done
71ab34df 2140AC_SUBST_FILE(host_makefile_frag)
2141AC_SUBST_FILE(target_makefile_frag)
2142AC_SUBST_FILE(alphaieee_frag)
2143AC_SUBST_FILE(ospace_frag)
2144
2145# Miscellanea: directories, flags, etc.
71ab34df 2146AC_SUBST(RPATH_ENVVAR)
71ab34df 2147AC_SUBST(tooldir)
2148AC_SUBST(build_tooldir)
415470be 2149AC_SUBST(CONFIGURE_GDB_TK)
71ab34df 2150AC_SUBST(GDB_TK)
415470be 2151AC_SUBST(INSTALL_GDB_TK)
71ab34df 2152
2153# Build module lists & subconfigure args.
71ab34df 2154AC_SUBST(build_configargs)
2f8725b0 2155AC_SUBST(build_configdirs)
71ab34df 2156
2157# Host module lists & subconfigure args.
2158AC_SUBST(host_configargs)
2159AC_SUBST(configdirs)
71ab34df 2160
2161# Target module lists & subconfigure args.
71ab34df 2162AC_SUBST(target_configargs)
7601142f 2163
71ab34df 2164
2165# Build tools.
71ab34df 2166AC_SUBST(CC_FOR_BUILD)
71ab34df 2167AC_SUBST(config_shell)
2168
f5aebe3e 2169# Generate default definitions for YACC, M4, LEX and other programs that run
2170# on the build machine. These are used if the Makefile can't locate these
2171# programs in objdir.
2172MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
2173
2174AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
2175case " $build_configdirs " in
2176 *" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
2177 *" byacc "*) YACC='$$r/$(BUILD_SUBDIR)/byacc/byacc' ;;
2178esac
2179
2180AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
2181case " $build_configdirs " in
2182 *" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
2183esac
2184
2185AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
2186case " $build_configdirs " in
2187 *" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
2188esac
2189
2190AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
2191case " $build_configdirs " in
2192 *" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2193 *" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
2194esac
2195
2196AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
2197case " $build_configdirs " in
2198 *" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
2199esac
2200
2201AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
2202case " $build_configdirs " in
2203 *" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
2204 *)
2205changequote(,)
2206 # For an installed makeinfo, we require it to be from texinfo 4.2 or
2207 # higher, else we use the "missing" dummy.
2208 if ${MAKEINFO} --version \
2209 | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.[2-9]|[5-9])' >/dev/null 2>&1; then
2210 :
2211 else
2212 MAKEINFO="$MISSING makeinfo"
2213 fi
2214 ;;
2215changequote([,])
2216esac
2217
2218# FIXME: expect and dejagnu may become build tools?
2219
2220AC_CHECK_PROGS(EXPECT, expect, expect)
2221case " $configdirs " in
2222 *" expect "*)
2223 test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
2224 ;;
2225esac
2226
2227AC_CHECK_PROGS(RUNTEST, runtest, runtest)
2228case " $configdirs " in
2229 *" dejagnu "*)
2230 test $host = $build && RUNTEST='$$r/$(HOST_SUBDIR)/dejagnu/runtest'
2231 ;;
2232esac
2233
2234
71ab34df 2235# Host tools.
768691b5 2236NCN_STRICT_CHECK_TOOLS(AR, ar)
2237NCN_STRICT_CHECK_TOOLS(AS, as)
2238NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
2239NCN_STRICT_CHECK_TOOLS(LD, ld)
f5aebe3e 2240NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
768691b5 2241NCN_STRICT_CHECK_TOOLS(NM, nm)
2242NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
f5aebe3e 2243NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
768691b5 2244NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
2245NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
2246NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
71ab34df 2247AC_SUBST(CC)
2248AC_SUBST(CXX)
2249AC_SUBST(CFLAGS)
d8e9ea04 2250AC_SUBST(CFLAGS_FOR_BUILD)
71ab34df 2251AC_SUBST(CXXFLAGS)
71ab34df 2252
f5aebe3e 2253# Target tools.
c47832b1 2254AC_ARG_WITH([build-time-tools],
2255 [ --with-build-time-tools=path
2256 use given path to find target tools during the build],
2257 [case x"$withval" in
2258 x/*) ;;
2259 *)
2260 with_build_time_tools=
2261 AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
2262 ;;
2263 esac],
2264 [with_build_time_tools=])
2265
768691b5 2266NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
2267NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
768691b5 2268NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
2269NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
2270NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
c47832b1 2271
2272ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
2273ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
2274ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
2275ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
2276ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
2277ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
2278ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
2279ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
2280ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
2281ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
ef8184c7 2282
f5aebe3e 2283RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
2284
2285GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
2286GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
2287GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2288GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
2289 [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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2290 c++)
2291GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
2292 [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
2293 c++)
2294GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
2295GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
2296GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
2297 [gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
2298GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
2299 [gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
2300GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
2301GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
2302GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
2303GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
2304GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
2305GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip])
2306GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
ef8184c7 2307
f5aebe3e 2308AC_SUBST(FLAGS_FOR_TARGET)
ef8184c7 2309AC_SUBST(RAW_CXX_FOR_TARGET)
49aae208 2310
71ab34df 2311# Certain tools may need extra flags.
2312AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
2313RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
2314NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
28e9041c 2315
f5aebe3e 2316# When building target libraries, except in a Canadian cross, we use
2317# the same toolchain as the compiler we just built.
2318COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
2319COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
2320COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
2321if test $host = $build; then
2322 case " $configdirs " in
2323 *" gcc "*)
2324 COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
2325 COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
2326 COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
2327 ;;
2328 esac
2329fi
2330
2331AC_SUBST(COMPILER_AS_FOR_TARGET)
2332AC_SUBST(COMPILER_LD_FOR_TARGET)
2333AC_SUBST(COMPILER_NM_FOR_TARGET)
2334
3290c0cf 2335AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
2336AC_ARG_ENABLE(maintainer-mode,
2337[ --enable-maintainer-mode enable make rules and dependencies not useful
2338 (and sometimes confusing) to the casual installer],
2339 USE_MAINTAINER_MODE=$enableval,
2340 USE_MAINTAINER_MODE=no)
2341AC_MSG_RESULT($USE_MAINTAINER_MODE)
2342AC_SUBST(MAINTAINER_MODE_TRUE)
2343AC_SUBST(MAINTAINER_MODE_FALSE)
2344if test "$USE_MAINTAINER_MODE" = yes; then
2345 MAINTAINER_MODE_TRUE=
2346 MAINTAINER_MODE_FALSE='#'
2347else
2348 MAINTAINER_MODE_TRUE='#'
2349 MAINTAINER_MODE_FALSE=
2350fi
2351MAINT=$MAINTAINER_MODE_TRUE
2352AC_SUBST(MAINT)dnl
2353
2d64c2fd 2354# ---------------------
2355# GCC bootstrap support
2356# ---------------------
2357
2358# Stage specific cflags for build.
2359stage1_cflags="-g"
2360case $build in
2361 vax-*-*)
2362 case ${GCC} in
2363 yes) stage1_cflags="-g -Wa,-J" ;;
2364 *) stage1_cflags="-g -J" ;;
2365 esac ;;
2366 powerpc-*-darwin*)
2367 # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
2368 # sources; use -no-cpp-precomp to get to GNU cpp.
2369 # Apple's GCC has bugs in designated initializer handling, so disable
2370 # that too.
2371 stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
2372 ;;
2373esac
2374AC_SUBST(stage1_cflags)
2375
2376# Enable -Werror in bootstrap stage2 and later.
2377# Change the default to "no" on release branches.
2378AC_ARG_ENABLE(werror,
2379[ --enable-werror enable -Werror in bootstrap stage2 and later], [],
2380[enable_werror=yes])
c0c5068d 2381case ${enable_werror} in
2382 yes) stage2_werror_flag="--enable-werror-always" ;;
2383 *) stage2_werror_flag="" ;;
2d64c2fd 2384esac
c0c5068d 2385AC_SUBST(stage2_werror_flag)
2d64c2fd 2386
71ab34df 2387AC_OUTPUT(Makefile)
Mirror of https://gcc.gnu.org/git/gcc.git