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.
7 dnl v2.5 needed for --bindir et al
13 AM_INIT_AUTOMAKE(gas, 2.9.4)
18 AC_ARG_ENABLE(bfd-assembler,
19 [ --enable-bfd-assembler use BFD back end for writing object files],
20 [case "${enableval}" in
21 yes) need_bfd=yes user_bfd_gas=yes ;;
22 no) user_bfd_gas=no ;;
23 *) AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
25 AC_ARG_ENABLE(targets,
26 [ targets alternative target configurations besides the primary],
27 [case "${enableval}" in
28 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
30 no) enable_targets= ;;
31 *) enable_targets=$enableval ;;
33 AC_ARG_ENABLE(commonbfdlib,
34 [ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
35 [case "${enableval}" in
36 yes) commonbfdlib=true ;;
37 no) commonbfdlib=false ;;
38 *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
43 # Generate a header file
44 AM_CONFIG_HEADER(config.h:config.in)
48 # Makefile target for installing gas in $(tooldir)/bin.
49 install_tooldir=install-exec-tooldir
52 if test -n "$enable_targets" ; then
53 for t in `echo $enable_targets | sed 's/,/ /g'`; do
54 result=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $t 2>/dev/null`
55 if test -n "$result" ; then
56 canon_targets="$canon_targets $result"
58 # # Permit "all", etc. We don't support it yet though.
59 # canon_targets="$canon_targets $t"
62 GAS_UNIQ(canon_targets)
67 for this_target in $target $canon_targets ; do
70 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
73 # check for architecture variants
77 alpha*) cpu_type=alpha ;;
78 armeb) cpu_type=arm endian=big ;;
79 arm*) cpu_type=arm endian=little ;;
80 armb*) cpu_type=arm endian=little ;;
81 armv*l) cpu_type=arm endian=little ;;
82 armv*b) cpu_type=arm endian=big ;;
83 strongarm*) cpu_type=arm endian=little ;;
84 thumb*) cpu_type=arm endian=little ;;
85 hppa*) cpu_type=hppa ;;
87 i[456]86) cpu_type=i386 ;;
88 m680[012346]0) cpu_type=m68k ;;
90 m68008) cpu_type=m68k ;;
91 m683??) cpu_type=m68k ;;
92 m5200) cpu_type=m68k ;;
94 mips*el) cpu_type=mips endian=little ;;
95 mips*) cpu_type=mips endian=big ;;
96 powerpcle*) cpu_type=ppc endian=little ;;
97 powerpc*) cpu_type=ppc endian=big ;;
98 rs6000*) cpu_type=ppc ;;
99 sparclite*) cpu_type=sparc arch=sparclite ;;
100 sparclet*) cpu_type=sparc arch=sparclet ;;
101 sparc64*) cpu_type=sparc arch=v9-64 ;;
102 sparc86x*) cpu_type=sparc arch=sparc86x ;;
103 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
104 v850*) cpu_type=v850 ;;
105 *) cpu_type=${cpu} ;;
108 if test ${this_target} = $target ; then
109 target_cpu_type=${cpu_type}
110 elif test ${target_cpu_type} != ${cpu_type} ; then
114 generic_target=${cpu_type}-$vendor-$os
119 # assign object format
120 case ${generic_target} in
121 a29k-*-coff) fmt=coff ;;
122 a29k-amd-udi) fmt=coff ;;
123 a29k-amd-ebmon) fmt=coff ;;
124 a29k-nyu-sym1) fmt=coff ;;
125 a29k-*-vxworks*) fmt=coff ;;
127 alpha*-*-*vms*) fmt=evax ;;
128 alpha*-*-netware*) fmt=ecoff ;;
129 alpha*-*-openbsd*) fmt=ecoff ;;
130 alpha*-*-osf*) fmt=ecoff ;;
131 alpha*-*-linuxecoff*) fmt=ecoff ;;
132 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
133 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
135 arc-*-elf*) fmt=elf bfd_gas=yes ;;
137 arm-*-aout) fmt=aout ;;
138 arm-*-coff | thumb-*-coff) fmt=coff ;;
139 arm-*-elf | thumb-*-elf) fmt=elf ;;
140 arm-*-linux*aout*) fmt=aout em=linux ;;
141 arm-*-linux* | armv*-*-linux-gnu) fmt=elf em=linux ;;
142 arm-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
143 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
144 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
145 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
146 arm-*-riscix*) fmt=aout em=riscix ;;
148 d10v-*-*) fmt=elf bfd_gas=yes ;;
149 d30v-*-*) fmt=elf bfd_gas=yes ;;
152 fr30-*-*) fmt=elf bfd_gas=yes ;;
154 hppa-*-*elf*) fmt=elf em=hppa ;;
155 hppa-*-lites*) fmt=elf em=hppa ;;
156 hppa-*-osf*) fmt=som em=hppa ;;
157 hppa-*-rtems*) fmt=elf em=hppa ;;
158 hppa-*-hpux*) fmt=som em=hppa ;;
159 hppa-*-mpeix*) fmt=som em=hppa ;;
160 hppa-*-bsd*) fmt=som em=hppa ;;
161 hppa-*-hiux*) fmt=som em=hppa ;;
163 h8300-*-coff) fmt=coff ;;
165 i386-ibm-aix*) fmt=coff em=i386aix ;;
166 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
167 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
168 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
169 i386-*-bsd*) fmt=aout em=386bsd ;;
170 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
171 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
172 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
173 i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;;
174 i386-*-linux*coff*) fmt=coff em=linux ;;
175 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
176 i386-*-lynxos*) fmt=coff em=lynx ;;
177 i386-*-sysv4* | i386-*-solaris* | i386-*-elf)
178 fmt=elf bfd_gas=yes ;;
179 i386-*-freebsdelf*) fmt=elf bfd_gas=yes ;;
180 i386-*-freebsd*) fmt=aout em=386bsd ;;
181 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
183 i386-*-sco3.2v5*) fmt=elf
184 if test ${this_target} = $target; then
185 AC_DEFINE(SCO_ELF, 1,
186 [Define if defaulting to ELF on SCO 5.])
189 i386-*-sco3.2*) fmt=coff ;;
190 i386-*-vsta) fmt=aout ;;
191 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
193 i386-*-rtemself*) fmt=elf ;;
194 i386-*-rtems*) fmt=coff ;;
195 i386-*-gnu*) fmt=elf ;;
197 fmt=aout em=mach bfd_gas=yes ;;
198 i386-*-msdos*) fmt=aout ;;
199 i386-*-moss*) fmt=elf ;;
200 i386-*-pe) fmt=coff em=pe ;;
201 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
202 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
203 i386-*-*nt*) fmt=coff em=pe ;;
204 i960-*-bout) fmt=bout ;;
205 i960-*-coff) fmt=coff em=ic960 ;;
206 i960-*-rtems*) fmt=coff em=ic960 ;;
207 i960-*-nindy*) fmt=bout ;;
208 i960-*-vxworks4*) fmt=bout ;;
209 i960-*-vxworks5.0) fmt=bout ;;
210 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
211 i960-*-vxworks*) fmt=bout ;;
212 i960-*-elf*) fmt=elf ;;
214 m32r-*-*) fmt=elf bfd_gas=yes ;;
216 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
218 m68k-motorola-sysv*) fmt=coff em=delta ;;
219 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
220 m68k-apollo-*) fmt=coff em=apollo ;;
221 m68k-*-sysv4*) # must be before -sysv*
223 m68k-*-elf*) fmt=elf ;;
224 m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
226 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
227 m68k-*-linux*aout*) fmt=aout em=linux ;;
228 m68k-*-linux-gnu*) fmt=elf em=linux ;;
229 m68k-*-gnu*) fmt=elf ;;
230 m68k-*-lynxos*) fmt=coff em=lynx ;;
231 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
232 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
233 m68k-apple-aux*) fmt=coff em=aux ;;
234 m68k-*-psos*) fmt=elf em=psos;;
236 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
237 m88k-*-coff*) fmt=coff ;;
239 mcore-*-elf) fmt=elf bfd_gas=yes ;;
240 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
242 # don't change em like *-*-bsd does
243 mips-dec-netbsd*) fmt=elf endian=little ;;
244 mips-dec-openbsd*) fmt=elf endian=little ;;
245 mips-dec-bsd*) fmt=aout endian=little ;;
246 mips-sony-bsd*) fmt=ecoff ;;
247 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
248 mips-*-ultrix*) fmt=ecoff endian=little ;;
249 mips-*-osf*) fmt=ecoff endian=little ;;
250 mips-*-ecoff*) fmt=ecoff ;;
251 mips-*-ecoff*) fmt=ecoff ;;
252 mips-*-irix6*) fmt=elf ;;
253 mips-*-irix5*) fmt=elf ;;
254 mips-*-irix*) fmt=ecoff ;;
255 mips-*-lnews*) fmt=ecoff em=lnews ;;
256 mips-*-riscos*) fmt=ecoff ;;
257 mips-*-sysv*) fmt=ecoff ;;
258 mips-*-elf* | mips-*-rtems* | mips-*-linux-gnu* | mips-*-gnu* | mips-*-openbsd*)
260 mips-*-vxworks*) fmt=elf
261 AC_DEFINE(MIPS_STABS_ELF, 1,
262 [Use ELF stabs for MIPS, not ECOFF stabs])
264 mn10200-*-*) fmt=elf bfd_gas=yes ;;
265 mn10300-*-*) fmt=elf bfd_gas=yes ;;
266 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
268 ppc-*-aix*) fmt=coff ;;
269 ppc-*-beos*) fmt=coff ;;
270 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
272 ppc-*-linux-gnu*) fmt=elf
275 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
278 ppc-*-solaris*) fmt=elf
279 if test ${this_target} = $target; then
280 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
281 [Define if default target is PowerPC Solaris.])
283 if test x${endian} = xbig; then
284 AC_MSG_ERROR(Solaris must be configured little endian)
287 ppc-*-rtems*) fmt=elf ;;
288 ppc-*-macos* | ppc-*-mpw*)
290 ppc-*-netware*) fmt=elf em=ppcnw ;;
292 sh-*-elf*) fmt=elf ;;
293 sh-*-coff*) fmt=coff ;;
294 sh-*-rtemself*) fmt=elf ;;
295 sh-*-rtems*) fmt=coff ;;
297 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
298 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
299 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
301 sparc-*-rtems*) fmt=aout ;;
302 sparc-*-sunos4*) fmt=aout em=sun3 ;;
303 sparc-*-aout | sparc*-*-vxworks*)
304 fmt=aout em=sparcaout ;;
305 sparc-*-coff) fmt=coff ;;
306 sparc-*-linux*aout*) fmt=aout em=linux ;;
307 sparc-*-linux-gnu*) fmt=elf em=linux ;;
308 sparc-*-lynxos*) fmt=coff em=lynx ;;
309 sparc-fujitsu-none) fmt=aout ;;
310 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
312 sparc-*-netbsd*) fmt=aout em=nbsd ;;
313 sparc-*-openbsd*) fmt=aout em=nbsd ;;
315 strongarm-*-coff) fmt=coff ;;
316 strongarm-*-elf) fmt=elf ;;
318 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
319 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
320 tic80-*-*) fmt=coff ;;
322 v850-*-*) fmt=elf bfd_gas=yes ;;
323 v850e-*-*) fmt=elf bfd_gas=yes ;;
324 v850ea-*-*) fmt=elf bfd_gas=yes ;;
326 vax-*-bsd* | vax-*-ultrix*)
328 vax-*-vms) fmt=vms ;;
331 z8k-*-coff | z8k-*-sim)
336 *-*-aout | *-*-scout)
342 *-*-generic) fmt=generic ;;
343 *-*-xray | *-*-hms) fmt=coff ;;
345 *-*-elf | *-*-sysv4* | *-*-solaris*)
346 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
348 *-*-vxworks) fmt=aout ;;
349 *-*-netware) fmt=elf ;;
352 if test ${this_target} = $target ; then
354 if test x${endian} = xbig; then
356 elif test x${endian} = xlittle; then
359 if test x${endian_def} != x; then
360 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
361 [Define as 1 if big endian.])
365 case ${cpu_type}-${fmt} in
366 alpha*-*) bfd_gas=yes ;;
367 arm-*) bfd_gas=yes ;;
369 # i386-aout) bfd_gas=preferred ;;
370 mips-*) bfd_gas=yes ;;
371 ns32k-*) bfd_gas=yes ;;
372 ppc-*) bfd_gas=yes ;;
373 sparc-*) bfd_gas=yes ;;
374 strongarm-*) bfd_gas=yes ;;
375 *-elf) bfd_gas=yes ;;
376 *-ecoff) bfd_gas=yes ;;
377 *-som) bfd_gas=yes ;;
381 # Other random stuff.
383 # Do we need the opcodes library?
391 case "${enable_shared}" in
392 yes) shared_opcodes=true ;;
393 *opcodes*) shared_opcodes=true ;;
394 *) shared_opcodes=false ;;
396 if test "${shared_opcodes}" = "true"; then
397 # A shared libopcodes must be linked against libbfd.
403 # Any other special object files needed ?
410 case ${extra_objects} in
412 *) extra_objects="$extra_objects m68k-parse.o" ;;
417 echo ${extra_objects} | grep -s "itbl-parse.o"
418 if test $? -ne 0 ; then
419 extra_objects="$extra_objects itbl-parse.o"
422 echo ${extra_objects} | grep -s "itbl-lex.o"
423 if test $? -ne 0 ; then
424 extra_objects="$extra_objects itbl-lex.o"
427 echo ${extra_objects} | grep -s "itbl-ops.o"
428 if test $? -ne 0 ; then
429 extra_objects="$extra_objects itbl-ops.o"
434 if test $this_target = $target ; then
435 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
442 if test $using_cgen = yes ; then
443 case "x${extra_objects}" in
445 *) extra_objects="$extra_objects cgen.o" ;;
449 # See if we really can support this configuration with the emulation code.
451 if test $this_target = $target ; then
452 primary_bfd_gas=$bfd_gas
456 if test $bfd_gas = no ; then
457 # Can't support other configurations this way.
460 elif test $bfd_gas = no ; then
461 # Can't support this configuration.
465 # From target name and format, produce a list of supported emulations.
467 case ${generic_target}-${fmt} in
468 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
469 mips-*-linux-gnu*-*) case "$endian" in
470 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
471 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
473 mips-*-lnews*-ecoff) ;;
474 mips-*-*-ecoff) case "$endian" in
475 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
476 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
478 mips-*-*-elf) case "$endian" in
479 big) emulation="mipsbelf mipslelf mipself" ;;
480 *) emulation="mipslelf mipsbelf mipself" ;;
481 # Uncommenting the next line will turn on support for i386 COFF
482 # in any i386 ELF configuration. This probably doesn't work
484 # i386-*-*-elf) emulation="i386coff i386elf" ;;
488 emulations="$emulations $emulation"
492 # Assign floating point type. Most processors with FP support
493 # IEEE FP. On those that don't support FP at all, usually IEEE
495 case ${target_cpu} in
496 vax | tahoe ) atof=${target_cpu} ;;
500 case "${obj_format}" in
501 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
504 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
506 if test $using_cgen = yes ; then
507 case ${target_cpu} in
508 *) cgen_cpu_prefix=${target_cpu} ;;
510 AC_SUBST(cgen_cpu_prefix)
511 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
515 dnl Make sure the desired support files exist.
518 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
519 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
522 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
523 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
526 case ${user_bfd_gas}-${primary_bfd_gas} in
528 # We didn't override user's choice.
531 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
543 # User specified nothing.
547 # Some COFF configurations want these random other flags set.
548 case ${obj_format} in
550 case ${target_cpu_type} in
551 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
552 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
553 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
558 # Getting this done right is going to be a bitch. Each configuration specified
559 # with --enable-targets=... should be checked for environment, format, cpu, and
562 # For each configuration, the necessary object file support code must be linked
563 # in. This might be only one, it might be up to four. The necessary emulation
564 # code needs to be provided, too.
566 # And then there's "--enable-targets=all"....
568 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
570 formats="${obj_format}"
574 for em in . $emulations ; do
578 fmt=elf file=mipself ;;
579 mipsbecoff | mipslecoff)
580 fmt=ecoff file=mipsecoff ;;
582 fmt=coff file=i386coff ;;
584 fmt=elf file=i386elf ;;
586 formats="$formats $fmt"
587 emfiles="$emfiles e-$file.o"
588 EMULATIONS="$EMULATIONS &$em,"
592 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
593 for fmt in $formats ; do
595 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
596 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
597 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
598 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
599 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
600 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
601 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
602 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
603 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
604 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
606 extra_objects="$extra_objects obj-$fmt.o"
610 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
612 extra_objects="$extra_objects $emfiles"
613 DEFAULT_EMULATION=`set . $emulations ; echo $2`
614 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?])
616 AC_SUBST(extra_objects)
617 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
618 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
619 [Default emulation.])
621 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
622 yes-*-coff) need_bfd=yes ;;
623 no-*-coff) need_bfd=yes
624 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
627 reject_dev_configs=yes
629 case ${reject_dev_configs}-${dev} in
631 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
635 AC_SUBST(target_cpu_type)
638 AC_SUBST(install_tooldir)
640 dnl AC_SUBST(emulation)
642 case "${primary_bfd_gas}" in
643 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
647 # do we need the opcodes library?
648 case "${need_opcodes}" in
650 OPCODES_LIB=../opcodes/libopcodes.la
654 case "${need_bfd}" in
656 BFDLIB=../bfd/libbfd.la
657 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
662 AC_SUBST(OPCODES_LIB)
664 AC_SUBST(ALL_OBJ_DEPS)
666 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
667 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
668 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
669 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
670 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
683 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
685 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
686 # people who are not cross-compiling but are compiling cross-assemblers.
687 AC_MSG_CHECKING(whether compiling a cross-assembler)
688 if test "${host}" = "${target}"; then
692 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
694 AC_MSG_RESULT($cross_gas)
696 dnl ansidecl.h will deal with const
701 # VMS doesn't have unlink.
702 AC_CHECK_FUNCS(unlink remove, break)
704 # Some systems don't have sbrk().
707 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
708 # enough, but on some of those systems, the assert macro relies on requoting
712 # On some systems, the system header files may not declare malloc, realloc,
713 # and free. There are places where gas needs these functions to have been
714 # declared -- such as when taking their addresses.
722 #ifdef HAVE_STRINGS_H
733 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
734 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
735 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
736 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
737 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
739 # Does errno.h declare errno, or do we have to add a separate declaration
741 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
747 dnl This must come last.
749 dnl We used to make symlinks to files in the source directory, but now
750 dnl we just use the right name for .c files, and create .h files in
751 dnl the build directory which include the right .h file. Make sure
752 dnl the old symlinks don't exist, so that a reconfigure in an existing
753 dnl directory behaves reasonably.
755 AC_OUTPUT(Makefile doc/Makefile .gdbinit:gdbinit.in po/Makefile.in:po/Make-in,
756 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
757 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
758 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
759 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
760 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
761 if test "x$cgen_cpu_prefix" != x ; then
762 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
765 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
766 [target_cpu_type=${target_cpu_type}
767 cgen_cpu_prefix=${cgen_cpu_prefix}
768 obj_format=${obj_format}