1 dnl Process this file with autoconf to produce a configure script.
3 dnl And be careful when changing it! If you must add tests with square
4 dnl brackets, be sure changequote invocations surround it.
6 dnl Copyright (C) 2012-2016 Free Software Foundation, Inc.
8 dnl This file is free software; you can redistribute it and/or modify
9 dnl it under the terms of the GNU General Public License as published by
10 dnl the Free Software Foundation; either version 3 of the License, or
11 dnl (at your option) any later version.
13 dnl This program is distributed in the hope that it will be useful,
14 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
15 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 dnl GNU General Public License for more details.
18 dnl You should have received a copy of the GNU General Public License
19 dnl along with this program; see the file COPYING3. If not see
20 dnl <http://www.gnu.org/licenses/>.
22 dnl v2.5 needed for --bindir et al
24 m4_include([../bfd/version.m4])
25 AC_INIT([gas], BFD_VERSION)
26 AC_CONFIG_SRCDIR(as.h)
28 dnl Autoconf 2.57 will find the aux dir without this. However, unless
29 dnl we specify this explicitly, automake-1.7 will assume that ylwrap is in
30 dnl gas/ instead of gas/../.
39 AC_USE_SYSTEM_EXTENSIONS
44 AC_ARG_ENABLE(targets,
45 [ --enable-targets alternative target configurations besides the primary],
46 [case "${enableval}" in
47 yes | "") AC_MSG_ERROR(enable-targets option must specify target names or 'all')
49 no) enable_targets= ;;
50 *) enable_targets=$enableval ;;
54 if grep '^RELEASE=y' ${srcdir}/../bfd/Makefile.am >/dev/null 2>/dev/null ; then
57 AC_ARG_ENABLE(checking,
58 [ --enable-checking enable run-time checks],
59 [case "${enableval}" in
60 no|none) ac_checking= ;;
63 if test x$ac_checking != x ; then
64 AC_DEFINE(ENABLE_CHECKING, 1, [Define if you want run-time sanity checks.])
68 # Decide the default method for compressing debug sections.
69 ac_default_compressed_debug_sections=unset
70 # Provide a configure time option to override our default.
71 AC_ARG_ENABLE(compressed_debug_sections,
72 AS_HELP_STRING([--enable-compressed-debug-sections={all,gas,none}],
73 [compress debug sections by default]),
74 [case ,"${enableval}", in
75 ,yes, | ,all, | *,gas,*) ac_default_compressed_debug_sections=yes ;;
76 ,no, | ,none,) ac_default_compressed_debug_sections=no ;;
77 *) ac_default_compressed_debug_sections=unset ;;
81 # Decide if x86 assembler should generate relax relocations.
82 ac_default_x86_relax_relocations=unset
83 # Provide a configure time option to override our default.
84 AC_ARG_ENABLE(x86_relax_relocations,
85 AS_HELP_STRING([--enable-x86-relax-relocations],
86 [generate x86 relax relocations by default]),
87 [case "${enableval}" in
88 no) ac_default_x86_relax_relocations=0 ;;
95 # Generate a header file
96 AC_CONFIG_HEADERS(config.h:config.in)
99 AH_VERBATIM([00_CONFIG_H_CHECK],
100 [/* Check that config.h is #included before system headers
101 (this works only for glibc, but that should be enough). */
102 #if defined(__GLIBC__) && !defined(__FreeBSD_kernel__) && !defined(__CONFIG_H__)
103 # error config.h must be #included before system headers
105 #define __CONFIG_H__ 1])
107 # If we are on a DOS filesystem, we must use gdb.ini rather than
110 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-windows*)
112 AC_CONFIG_FILES(gdb.ini:gdbinit.in)
116 AC_CONFIG_FILES(.gdbinit:gdbinit.in)
121 #We need this for the host. BOUT header is in host order.
126 # Makefile target for installing gas in $(tooldir)/bin.
127 install_tooldir=install-exec-tooldir
131 if test -n "$enable_targets" ; then
132 for t in `echo $enable_targets | sed 's/,/ /g'`; do
133 if test $t = "all"; then
137 result=`$ac_config_sub $t 2>/dev/null`
138 if test -n "$result" ; then
139 canon_targets="$canon_targets $result"
141 # # Permit "all", etc. We don't support it yet though.
142 # canon_targets="$canon_targets $t"
145 GAS_UNIQ(canon_targets)
150 for this_target in $target $canon_targets ; do
153 . ${srcdir}/configure.tgt
155 case ${target_cpu} in
157 AC_DEFINE_UNQUOTED(DEFAULT_CRIS_ARCH, $arch,
158 [Default CRIS architecture.])
162 if test ${this_target} = $target ; then
163 target_cpu_type=${cpu_type}
164 elif test ${target_cpu_type} != ${cpu_type} ; then
168 generic_target=${cpu_type}-${target_vendor}-${target_os}
169 case ${generic_target} in
171 if test ${this_target} = $target; then
172 AC_DEFINE(SCO_ELF, 1, [Define if defaulting to ELF on SCO 5.])
179 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
183 | x86_64-*-solaris2 \
184 | i386-*-solaris2.[[0-9]] \
185 | i386-*-solaris2.1[[01]] \
186 | x86_64-*-solaris2.1[[01]])
187 if test ${this_target} = $target \
188 && test ${ac_default_x86_relax_relocations} = unset; then
189 ac_default_x86_relax_relocations=0
194 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress)
203 AC_DEFINE(AIX_WEAK_SUPPORT, 1,
204 [Define if using AIX 5.2 value for C_WEAKEXT.])
207 if test ${this_target} = $target; then
208 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
209 [Define if default target is PowerPC Solaris.])
211 if test x${endian} = xbig; then
212 AC_MSG_ERROR(Solaris must be configured little endian)
217 AC_DEFINE(TARGET_SYMBIAN, 1, [Define if target is Symbian OS.])
221 if test ${this_target} = $target ; then
223 if test x${endian} = xbig; then
225 elif test x${endian} = xlittle; then
228 if test x${endian_def} != x; then
229 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
230 [Define as 1 if big endian.])
234 # Other random stuff.
238 # Set mips_cpu to the name of the default CPU.
239 case ${target_cpu} in
240 mips | mipsbe | mipseb | mipsle | mipsel | mips64 | mips64el)
243 mipsisa32 | mipsisa32el)
246 mipsisa32r2 | mipsisa32r2el)
249 mipsisa32r3 | mipsisa32r3el)
252 mipsisa32r5 | mipsisa32r5el)
255 mipsisa32r6 | mipsisa32r6el)
258 mipsisa64 | mipsisa64el)
261 mipsisa64r2 | mipsisa64r2el)
264 mipsisa64r3 | mipsisa64r3el)
267 mipsisa64r5 | mipsisa64r5el)
270 mipsisa64r6 | mipsisa64r6el)
273 mipstx39 | mipstx39el)
276 mips64vr | mips64vrel)
279 mipsisa32r2* | mipsisa64r2*)
281 mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..r2//' -e 's/el$//'`
284 mipsisa32r6* | mipsisa64r6*)
286 mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..r6//' -e 's/el$//'`
289 mips64* | mipsisa64* | mipsisa32*)
291 mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..//' -e 's/el$//'`
296 mips_cpu=`echo $target_cpu | sed -e 's/^mips//' -e 's/el$//'`
300 AC_MSG_ERROR($target_cpu isn't a supported MIPS CPU name)
303 # See whether it's appropriate to set E_MIPS_ABI_O32 for o32
304 # binaries. It's a GNU extension that some OSes don't understand.
313 # Decide whether to generate 32-bit or 64-bit code by default.
314 # Used to resolve -march=from-abi when an embedded ABI is selected.
316 mips64*-*-* | mipsisa64*-*-*)
323 # Decide which ABI to target by default.
325 mips64*-linux* | mips-sgi-irix6* | mips64*-freebsd* | mips64*-kfreebsd*-gnu)
326 mips_default_abi=N32_ABI
328 mips*-linux* | mips*-freebsd* | mips*-kfreebsd*-gnu)
329 mips_default_abi=O32_ABI
332 mips_default_abi=N64_ABI
335 mips_default_abi=NO_ABI
338 AC_DEFINE_UNQUOTED(MIPS_CPU_STRING_DEFAULT, "$mips_cpu",
339 [Default CPU for MIPS targets. ])
340 AC_DEFINE_UNQUOTED(USE_E_MIPS_ABI_O32, $use_e_mips_abi_o32,
341 [Allow use of E_MIPS_ABI_O32 on MIPS targets. ])
342 AC_DEFINE_UNQUOTED(MIPS_DEFAULT_64BIT, $mips_default_64bit,
343 [Generate 64-bit code by default on MIPS targets. ])
344 AC_DEFINE_UNQUOTED(MIPS_DEFAULT_ABI, $mips_default_abi,
345 [Choose a default ABI for MIPS targets. ])
349 # Do we need the opcodes library?
357 case "${enable_shared}" in
358 yes) shared_opcodes=true ;;
359 *opcodes*) shared_opcodes=true ;;
360 *) shared_opcodes=false ;;
365 # Any other special object files needed ?
369 echo ${extra_objects} | grep -s "bfin-parse.o"
370 if test $? -ne 0 ; then
371 extra_objects="$extra_objects bfin-parse.o"
374 echo ${extra_objects} | grep -s "bfin-lex-wrapper.o"
375 if test $? -ne 0 ; then
376 extra_objects="$extra_objects bfin-lex-wrapper.o"
380 epiphany | fr30 | ip2k | iq2000 | lm32 | m32r | or1k)
391 case ${extra_objects} in
393 *) extra_objects="$extra_objects m68k-parse.o" ;;
402 echo ${extra_objects} | grep -s "itbl-parse.o"
403 if test $? -ne 0 ; then
404 extra_objects="$extra_objects itbl-parse.o"
407 echo ${extra_objects} | grep -s "itbl-lex-wrapper.o"
408 if test $? -ne 0 ; then
409 extra_objects="$extra_objects itbl-lex-wrapper.o"
412 echo ${extra_objects} | grep -s "itbl-ops.o"
413 if test $? -ne 0 ; then
414 extra_objects="$extra_objects itbl-ops.o"
423 # Decide BASELINE, REDUCED_REGS, FPU_DP_EXT, FPU_SP_EXT features
424 # based on arch_name.
425 AC_MSG_CHECKING(for default configuration of --with-arch)
426 if test "x${with_arch}" != x; then
428 v2j | v2s | v2f | v2 | v3m | v3j | v3s | v3f | v3 )
429 AC_DEFINE_UNQUOTED(NDS32_DEFAULT_ARCH_NAME, "$with_arch",
430 [Define value for nds32_arch_name])
433 AC_MSG_ERROR(This kind of arch name does *NOT* exist!)
437 AC_MSG_RESULT($with_arch)
439 # Decide features one by one.
440 AC_MSG_CHECKING(for default configuration of --enable-dx-regs)
441 if test "x${enable_dx_regs}" = xyes; then
442 AC_DEFINE(NDS32_DEFAULT_DX_REGS, 1,
443 [Define value for nds32_dx_regs])
445 AC_DEFINE(NDS32_DEFAULT_DX_REGS, 0,
446 [Define default value for nds32_dx_regs])
448 AC_MSG_RESULT($enable_dx_regs)
450 AC_MSG_CHECKING(for default configuration of --enable-perf-ext)
451 if test "x${enable_perf_ext}" = xno; then
452 AC_DEFINE(NDS32_DEFAULT_PERF_EXT, 0,
453 [Define value for nds32_perf_ext])
455 AC_DEFINE(NDS32_DEFAULT_PERF_EXT, 1,
456 [Define default value for nds32_perf_ext])
458 AC_MSG_RESULT($enable_perf_ext)
460 AC_MSG_CHECKING(for default configuration of --enable-perf-ext2)
461 if test "x${enable_perf_ext2}" = xno; then
462 AC_DEFINE(NDS32_DEFAULT_PERF_EXT2, 0,
463 [Define value for nds32_perf_ext2])
465 AC_DEFINE(NDS32_DEFAULT_PERF_EXT2, 1,
466 [Define default value for nds32_perf_ext2])
468 AC_MSG_RESULT($enable_perf_ext2)
470 AC_MSG_CHECKING(for default configuration of --enable-string-ext)
471 if test "x${enable_string_ext}" = xno; then
472 AC_DEFINE(NDS32_DEFAULT_STRING_EXT, 0,
473 [Define value for nds32_string_ext])
475 AC_DEFINE(NDS32_DEFAULT_STRING_EXT, 1,
476 [Define default value for nds32_string_ext])
478 AC_MSG_RESULT($enable_string_ext)
480 AC_MSG_CHECKING(for default configuration of --enable-audio-ext)
481 if test "x${enable_audio_ext}" = xno; then
482 AC_DEFINE(NDS32_DEFAULT_AUDIO_EXT, 0,
483 [Define value for nds32_audio_ext])
485 AC_DEFINE(NDS32_DEFAULT_AUDIO_EXT, 1,
486 [Define default value for nds32_audio_ext])
488 AC_MSG_RESULT($enable_audio_ext)
492 if test $this_target = $target ; then
493 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
498 echo ${extra_objects} | grep -s "rl78-parse.o"
499 if test $? -ne 0 ; then
500 extra_objects="$extra_objects rl78-parse.o"
505 echo ${extra_objects} | grep -s "rx-parse.o"
506 if test $? -ne 0 ; then
507 extra_objects="$extra_objects rx-parse.o"
520 echo ${extra_objects} | grep -s "xtensa-relax.o"
521 if test $? -ne 0 ; then
522 extra_objects="$extra_objects xtensa-relax.o"
530 if test $using_cgen = yes ; then
531 case "x${extra_objects}" in
533 *) extra_objects="$extra_objects cgen.o" ;;
537 # See if we really can support this configuration with the emulation code.
539 if test $this_target = $target ; then
545 vms) extra_objects="$extra_objects te-vms.o" ;;
548 # From target name and format, produce a list of supported emulations.
550 case ${generic_target}-${fmt} in
551 mips-*-*-*) case "$endian" in
552 big) emulation="mipsbelf mipslelf mipself" ;;
553 *) emulation="mipslelf mipsbelf mipself" ;;
555 # i386-pc-pe-coff != i386-pc-coff.
557 # Uncommenting the next line will turn on support for i386 AOUT
558 # for the default linux configuration
559 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
561 i386-*-aout) emulation="i386aout" ;;
562 i386-*-coff) emulation="i386coff" ;;
563 i386-*-elf) emulation="i386elf" ;;
565 # Always all formats. The first stated emulation becomes the default.
566 cris-*-*aout*) emulation="crisaout criself" ;;
567 cris-*-*) emulation="criself crisaout" ;;
570 emulations="$emulations $emulation"
574 if test ${ac_default_x86_relax_relocations} = unset; then
575 ac_default_x86_relax_relocations=1
577 AC_DEFINE_UNQUOTED(DEFAULT_GENERATE_X86_RELAX_RELOCATIONS,
578 $ac_default_x86_relax_relocations,
579 [Define to 1 if you want to generate x86 relax relocations by default.])
581 if test x$ac_default_compressed_debug_sections = xyes ; then
582 AC_DEFINE(DEFAULT_FLAG_COMPRESS_DEBUG, 1, [Define if you want compressed debug sections by default.])
585 # Turn on all targets if possible
586 if test ${all_targets} = "yes"; then
587 case ${target_cpu_type} in
589 case ${obj_format} in
591 emulations="$emulations i386coff i386elf"
594 emulations="$emulations i386aout i386elf"
597 emulations="$emulations i386aout i386coff"
602 case ${obj_format} in
604 emulations="$emulations i386coff i386elf"
607 emulations="$emulations i386aout i386elf"
610 emulations="$emulations i386aout i386coff"
617 # PE code has way too many macros tweaking behaviour
619 pe*) emulations="" ;;
622 # Assign floating point type. Most processors with FP support
623 # IEEE FP. On those that don't support FP at all, usually IEEE
625 case ${target_cpu} in
626 vax | pdp11 ) atof=vax ;;
630 case "${obj_format}" in
631 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
634 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
636 if test $using_cgen = yes ; then
637 case ${target_cpu} in
639 cgen_cpu_prefix=or1k ;;
640 *) cgen_cpu_prefix=${target_cpu} ;;
642 AC_SUBST(cgen_cpu_prefix)
643 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
647 dnl Make sure the desired support files exist.
650 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
651 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
654 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
655 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
658 # Some COFF configurations want these random other flags set.
659 case ${obj_format} in
661 case ${target_cpu_type} in
662 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
663 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
664 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
665 x86_64) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
670 # Getting this done right is going to be a bitch. Each configuration specified
671 # with --enable-targets=... should be checked for environment, format, cpu
674 # For each configuration, the necessary object file support code must be linked
675 # in. This might be only one, it might be up to four. The necessary emulation
676 # code needs to be provided, too.
678 # And then there's "--enable-targets=all"....
680 # For now, just always do it for MIPS ELF configurations. Sigh.
682 formats="${obj_format}"
686 for em in . $emulations ; do
689 mipsbelf | mipslelf | mipself)
690 fmt=elf file=mipself ;;
698 formats="$formats $fmt"
699 emfiles="$emfiles e-$file.o"
700 EMULATIONS="$EMULATIONS &$em,"
704 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
705 for fmt in $formats ; do
707 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
708 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
709 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
710 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
711 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
712 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
713 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
715 extra_objects="$extra_objects obj-$fmt.o"
719 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
720 DEFAULT_EMULATION=`set . $emulations ; echo $2`
721 # e-mipself has more than one emulation per file, e-i386* has just one at the
722 # moment. If only one emulation is specified, then don't define
723 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
724 case "${obj_format}${emfiles}" in
726 extra_objects="$extra_objects $emfiles"
727 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
730 AC_SUBST(extra_objects)
731 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
732 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
733 [Default emulation.])
735 reject_dev_configs=yes
737 case ${reject_dev_configs}-${dev} in
739 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
743 AC_SUBST(target_cpu_type)
746 AC_SUBST(install_tooldir)
748 dnl AC_SUBST(emulation)
750 # do we need the opcodes library?
751 case "${need_opcodes}" in
753 OPCODES_LIB=../opcodes/libopcodes.la
757 AC_SUBST(OPCODES_LIB)
759 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
760 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
761 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
762 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
763 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
768 ALL_LINGUAS="fr tr es rw id ru fi ja zh_CN"
769 ZW_GNU_GETTEXT_SISTER_DIR
773 AM_CONDITIONAL(GENINSRC_NEVER, false)
776 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h errno.h sys/types.h limits.h locale.h time.h sys/stat.h)
779 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
780 # people who are not cross-compiling but are compiling cross-assemblers.
781 AC_MSG_CHECKING(whether compiling a cross-assembler)
782 if test "${host}" = "${target}"; then
786 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
788 AC_MSG_RESULT($cross_gas)
790 dnl ansidecl.h will deal with const
795 # VMS doesn't have unlink.
796 AC_CHECK_FUNCS(unlink remove, break)
797 AC_CHECK_FUNCS(sbrk setlocale)
801 # do we need the math library?
802 case "${need_libm}" in
809 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
810 # enough, but on some of those systems, the assert macro relies on requoting
814 # On some systems, the system header files may not declare malloc, realloc,
815 # and free. There are places where gas needs these functions to have been
816 # declared -- such as when taking their addresses.
824 #ifdef HAVE_STRINGS_H
836 # Does errno.h declare errno, or do we have to add a separate declaration
838 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
844 AC_MSG_CHECKING(for a known getopt prototype in unistd.h)
845 AC_CACHE_VAL(gas_cv_decl_getopt_unistd_h,
846 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);])],
847 gas_cv_decl_getopt_unistd_h=yes, gas_cv_decl_getopt_unistd_h=no)])
848 AC_MSG_RESULT($gas_cv_decl_getopt_unistd_h)
849 if test $gas_cv_decl_getopt_unistd_h = yes; then
850 AC_DEFINE([HAVE_DECL_GETOPT], 1,
851 [Is the prototype for getopt in <unistd.h> in the expected format?])
854 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
855 GAS_CHECK_DECL_NEEDED(ffs, f, int (*f)(int), $gas_test_headers)
856 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
857 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
858 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
859 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
861 AC_CHECK_DECLS([free, getenv, malloc, mempcpy, realloc, stpcpy, strstr, vsnprintf, asprintf])
865 # Link in zlib if we can. This allows us to write compressed debug sections.
868 # Support for VMS timestamps via cross compile
870 if test "$ac_cv_header_time_h" = yes; then
871 GAS_HAVE_TIME_TYPE_MEMBER(struct tm, tm_gmtoff)
874 if test "$ac_cv_header_sys_stat_h" = yes; then
875 GAS_HAVE_SYS_STAT_TYPE_MEMBER(struct stat, st_mtim, tv_sec)
876 GAS_HAVE_SYS_STAT_TYPE_MEMBER(struct stat, st_mtim, tv_nsec)
880 dnl Required for html, pdf, install-pdf and install-html targets.
881 AC_SUBST(datarootdir)
886 dnl This must come last.
888 dnl We used to make symlinks to files in the source directory, but now
889 dnl we just use the right name for .c files, and create .h files in
890 dnl the build directory which include the right .h file. Make sure
891 dnl the old symlinks don't exist, so that a reconfigure in an existing
892 dnl directory behaves reasonably.
894 AC_CONFIG_FILES(Makefile doc/Makefile po/Makefile.in:po/Make-in)
895 AC_CONFIG_COMMANDS([default],
896 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
897 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
898 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
899 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
900 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
901 if test "x$cgen_cpu_prefix" != x ; then
902 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
904 [target_cpu_type=${target_cpu_type}
905 cgen_cpu_prefix=${cgen_cpu_prefix}
906 obj_format=${obj_format}