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, 2.9.5)
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 ${enableval} for BFD commonbfdlib option]) ;;
43 build_warnings="-W -Wall"
44 AC_ARG_ENABLE(build-warnings,
45 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
46 [case "${enableval}" in
48 no) build_warnings="-w";;
49 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
50 build_warnings="${build_warnings} ${t}";;
51 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
52 build_warnings="${t} ${build_warnings}";;
53 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
55 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
56 echo "Setting warning flags = $build_warnings" 6>&1
59 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
60 WARN_CFLAGS="${build_warnings}"
64 # Generate a header file
65 AM_CONFIG_HEADER(config.h:config.in)
67 # If we are on a DOS filesystem, we must use gdb.ini rather than
71 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
79 # Makefile target for installing gas in $(tooldir)/bin.
80 install_tooldir=install-exec-tooldir
84 if test -n "$enable_targets" ; then
85 for t in `echo $enable_targets | sed 's/,/ /g'`; do
86 if test $t = "all"; then
90 result=`$ac_config_sub $t 2>/dev/null`
91 if test -n "$result" ; then
92 canon_targets="$canon_targets $result"
94 # # Permit "all", etc. We don't support it yet though.
95 # canon_targets="$canon_targets $t"
98 GAS_UNIQ(canon_targets)
103 for this_target in $target $canon_targets ; do
106 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
109 # check for architecture variants
113 alpha*) cpu_type=alpha ;;
114 armeb) cpu_type=arm endian=big ;;
115 arm*) cpu_type=arm endian=little ;;
116 armb*) cpu_type=arm endian=little ;;
117 armv*l) cpu_type=arm endian=little ;;
118 armv*b) cpu_type=arm endian=big ;;
119 strongarm*) cpu_type=arm endian=little ;;
120 thumb*) cpu_type=arm endian=little ;;
121 hppa*) cpu_type=hppa ;;
123 i[456]86) cpu_type=i386 ;;
124 m680[012346]0) cpu_type=m68k ;;
126 m68008) cpu_type=m68k ;;
127 m683??) cpu_type=m68k ;;
128 m5200) cpu_type=m68k ;;
129 m8*) cpu_type=m88k ;;
130 mips*el) cpu_type=mips endian=little ;;
131 mips*) cpu_type=mips endian=big ;;
132 pjl*) cpu_type=pj endian=little ;;
133 pj*) cpu_type=pj endian=big ;;
134 powerpcle*) cpu_type=ppc endian=little ;;
135 powerpc*) cpu_type=ppc endian=big ;;
136 rs6000*) cpu_type=ppc ;;
137 sparclite*) cpu_type=sparc arch=sparclite ;;
138 sparclet*) cpu_type=sparc arch=sparclet ;;
139 sparc64*) cpu_type=sparc arch=v9-64 ;;
140 sparc86x*) cpu_type=sparc arch=sparc86x ;;
141 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
142 v850*) cpu_type=v850 ;;
143 *) cpu_type=${cpu} ;;
146 if test ${this_target} = $target ; then
147 target_cpu_type=${cpu_type}
148 elif test ${target_cpu_type} != ${cpu_type} ; then
152 generic_target=${cpu_type}-$vendor-$os
157 # assign object format
158 case ${generic_target} in
159 a29k-*-coff) fmt=coff ;;
160 a29k-amd-udi) fmt=coff ;;
161 a29k-amd-ebmon) fmt=coff ;;
162 a29k-nyu-sym1) fmt=coff ;;
163 a29k-*-vxworks*) fmt=coff ;;
165 alpha*-*-*vms*) fmt=evax ;;
166 alpha*-*-netware*) fmt=ecoff ;;
167 alpha*-*-openbsd*) fmt=ecoff ;;
168 alpha*-*-osf*) fmt=ecoff ;;
169 alpha*-*-linuxecoff*) fmt=ecoff ;;
170 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
171 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
173 arc-*-elf*) fmt=elf bfd_gas=yes ;;
175 arm-*-aout) fmt=aout ;;
176 arm-*-coff | thumb-*-coff) fmt=coff ;;
177 arm-*-elf | thumb-*-elf) fmt=elf ;;
178 arm*-*-conix*) fmt=elf ;;
179 arm-*-linux*aout*) fmt=aout em=linux ;;
180 arm*-*-linux-gnu*) fmt=elf em=linux ;;
181 arm-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
182 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
183 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
184 arm-*-wince) fmt=coff em=wince-pe bfd_gas=yes;;
185 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
186 arm-*-riscix*) fmt=aout em=riscix ;;
188 avr-*-*) fmt=elf bfd_gas=yes ;;
190 d10v-*-*) fmt=elf bfd_gas=yes ;;
191 d30v-*-*) fmt=elf bfd_gas=yes ;;
194 fr30-*-*) fmt=elf bfd_gas=yes ;;
196 hppa-*-*elf*) fmt=elf em=hppa ;;
197 hppa-*-linux-gnu*) fmt=elf em=hppa ;;
198 hppa-*-lites*) fmt=elf em=hppa ;;
199 hppa-*-osf*) fmt=som em=hppa ;;
200 hppa-*-rtems*) fmt=elf em=hppa ;;
201 hppa-*-hpux*) fmt=som em=hppa ;;
202 hppa-*-mpeix*) fmt=som em=hppa ;;
203 hppa-*-bsd*) fmt=som em=hppa ;;
204 hppa-*-hiux*) fmt=som em=hppa ;;
206 h8300-*-coff) fmt=coff ;;
208 i370-*-elf* | i370-*-linux*) fmt=elf ;;
209 i386-ibm-aix*) fmt=coff em=i386aix ;;
210 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
211 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
212 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
213 i386-*-bsd*) fmt=aout em=386bsd ;;
214 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
215 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
216 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
217 i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;;
218 i386-*-linux*coff*) fmt=coff em=linux ;;
219 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
220 i386-*-lynxos*) fmt=coff em=lynx ;;
221 i386-*-sysv4* | i386-*-solaris* | i386-*-elf)
222 fmt=elf bfd_gas=yes ;;
223 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
224 fmt=aout em=386bsd ;;
225 i386-*-freebsd*) fmt=elf bfd_gas=yes ;;
226 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
228 i386-*-sco3.2v5*) fmt=elf
229 if test ${this_target} = $target; then
230 AC_DEFINE(SCO_ELF, 1,
231 [Define if defaulting to ELF on SCO 5.])
234 i386-*-sco3.2*) fmt=coff ;;
235 i386-*-vsta) fmt=aout ;;
236 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
238 i386-*-rtemself*) fmt=elf ;;
239 i386-*-rtems*) fmt=coff ;;
240 i386-*-gnu*) fmt=elf ;;
242 fmt=aout em=mach bfd_gas=yes ;;
243 i386-*-msdos*) fmt=aout ;;
244 i386-*-moss*) fmt=elf ;;
245 i386-*-pe) fmt=coff em=pe ;;
246 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
247 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
248 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
249 i386-*-*nt*) fmt=coff em=pe ;;
250 i386-*-vxworks*) fmt=aout ;;
251 i960-*-bout) fmt=bout ;;
252 i960-*-coff) fmt=coff em=ic960 ;;
253 i960-*-rtems*) fmt=coff em=ic960 ;;
254 i960-*-nindy*) fmt=bout ;;
255 i960-*-vxworks4*) fmt=bout ;;
256 i960-*-vxworks5.0) fmt=bout ;;
257 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
258 i960-*-vxworks*) fmt=bout ;;
259 i960-*-elf*) fmt=elf ;;
261 m32r-*-*) fmt=elf bfd_gas=yes ;;
263 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
265 m68k-motorola-sysv*) fmt=coff em=delta ;;
266 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
267 m68k-apollo-*) fmt=coff em=apollo ;;
268 m68k-*-sysv4*) # must be before -sysv*
270 m68k-*-elf*) fmt=elf ;;
271 m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
273 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
274 m68k-*-linux*aout*) fmt=aout em=linux ;;
275 m68k-*-linux-gnu*) fmt=elf em=linux ;;
276 m68k-*-gnu*) fmt=elf ;;
277 m68k-*-lynxos*) fmt=coff em=lynx ;;
278 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
279 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
280 m68k-apple-aux*) fmt=coff em=aux ;;
281 m68k-*-psos*) fmt=elf em=psos;;
283 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
284 m88k-*-coff*) fmt=coff ;;
286 mcore-*-elf) fmt=elf bfd_gas=yes ;;
287 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
289 # don't change em like *-*-bsd does
290 mips-dec-netbsd*) fmt=elf endian=little ;;
291 mips-dec-openbsd*) fmt=elf endian=little ;;
292 mips-dec-bsd*) fmt=aout endian=little ;;
293 mips-sony-bsd*) fmt=ecoff ;;
294 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
295 mips-*-ultrix*) fmt=ecoff endian=little ;;
296 mips-*-osf*) fmt=ecoff endian=little ;;
297 mips-*-ecoff*) fmt=ecoff ;;
298 mips-*-ecoff*) fmt=ecoff ;;
299 mips-*-pe*) fmt=coff endian=little em=pe ;;
300 mips-*-irix6*) fmt=elf ;;
301 mips-*-irix5*) fmt=elf ;;
302 mips-*-irix*) fmt=ecoff ;;
303 mips-*-lnews*) fmt=ecoff em=lnews ;;
304 mips-*-riscos*) fmt=ecoff ;;
305 mips-*-sysv*) fmt=ecoff ;;
306 mips-*-elf* | mips-*-rtems* | mips-*-linux-gnu* | mips-*-gnu* | mips-*-openbsd*)
308 mips-*-vxworks*) fmt=elf
309 AC_DEFINE(MIPS_STABS_ELF, 1,
310 [Use ELF stabs for MIPS, not ECOFF stabs])
312 mn10200-*-*) fmt=elf bfd_gas=yes ;;
313 mn10300-*-*) fmt=elf bfd_gas=yes ;;
315 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
317 ppc-*-aix*) fmt=coff ;;
318 ppc-*-beos*) fmt=coff ;;
319 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
321 ppc-*-linux-gnu*) fmt=elf
324 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
327 ppc-*-solaris*) fmt=elf
328 if test ${this_target} = $target; then
329 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
330 [Define if default target is PowerPC Solaris.])
332 if test x${endian} = xbig; then
333 AC_MSG_ERROR(Solaris must be configured little endian)
336 ppc-*-rtems*) fmt=elf ;;
337 ppc-*-macos* | ppc-*-mpw*)
339 ppc-*-netware*) fmt=elf em=ppcnw ;;
340 ppc-*-vxworks*) fmt=elf ;;
342 sh-*-elf*) fmt=elf ;;
343 sh-*-coff*) fmt=coff ;;
344 sh-*-pe*) fmt=coff em=pe bfd_gas=yes;;
345 sh-*-rtemself*) fmt=elf ;;
346 sh-*-rtems*) fmt=coff ;;
348 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
349 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
350 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
352 sparc-*-rtems*) fmt=aout ;;
353 sparc-*-sunos4*) fmt=aout em=sun3 ;;
354 sparc-*-aout | sparc*-*-vxworks*)
355 fmt=aout em=sparcaout ;;
356 sparc-*-coff) fmt=coff ;;
357 sparc-*-linux*aout*) fmt=aout em=linux ;;
358 sparc-*-linux-gnu*) fmt=elf em=linux ;;
359 sparc-*-lynxos*) fmt=coff em=lynx ;;
360 sparc-fujitsu-none) fmt=aout ;;
361 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
363 sparc-*-netbsd*) fmt=aout em=nbsd ;;
364 sparc-*-openbsd*) fmt=aout em=nbsd ;;
366 strongarm-*-coff) fmt=coff ;;
367 strongarm-*-elf) fmt=elf ;;
369 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
370 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
371 tic80-*-*) fmt=coff ;;
373 v850-*-*) fmt=elf bfd_gas=yes ;;
374 v850e-*-*) fmt=elf bfd_gas=yes ;;
375 v850ea-*-*) fmt=elf bfd_gas=yes ;;
377 vax-*-bsd* | vax-*-ultrix*)
379 vax-*-vms) fmt=vms ;;
382 z8k-*-coff | z8k-*-sim)
387 *-*-aout | *-*-scout)
393 *-*-generic) fmt=generic ;;
394 *-*-xray | *-*-hms) fmt=coff ;;
396 *-*-elf | *-*-sysv4* | *-*-solaris*)
397 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
399 *-*-vxworks) fmt=aout ;;
400 *-*-netware) fmt=elf ;;
403 if test ${this_target} = $target ; then
405 if test x${endian} = xbig; then
407 elif test x${endian} = xlittle; then
410 if test x${endian_def} != x; then
411 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
412 [Define as 1 if big endian.])
416 case ${cpu_type}-${fmt} in
417 alpha*-*) bfd_gas=yes ;;
418 arm-*) bfd_gas=yes ;;
420 # i386-aout) bfd_gas=preferred ;;
421 mips-*) bfd_gas=yes ;;
422 ns32k-*) bfd_gas=yes ;;
423 ppc-*) bfd_gas=yes ;;
424 sparc-*) bfd_gas=yes ;;
425 strongarm-*) bfd_gas=yes ;;
426 *-elf) bfd_gas=yes ;;
427 *-ecoff) bfd_gas=yes ;;
428 *-som) bfd_gas=yes ;;
429 #enable bfd for coff and aout to allow testing if a bfd target is
430 #the primary target, but not for coff or aout as the primary target
431 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
432 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
436 # Other random stuff.
438 # Do we need the opcodes library?
446 case "${enable_shared}" in
447 yes) shared_opcodes=true ;;
448 *opcodes*) shared_opcodes=true ;;
449 *) shared_opcodes=false ;;
451 if test "${shared_opcodes}" = "true"; then
452 # A shared libopcodes must be linked against libbfd.
458 # Any other special object files needed ?
465 case ${extra_objects} in
467 *) extra_objects="$extra_objects m68k-parse.o" ;;
472 echo ${extra_objects} | grep -s "itbl-parse.o"
473 if test $? -ne 0 ; then
474 extra_objects="$extra_objects itbl-parse.o"
477 echo ${extra_objects} | grep -s "itbl-lex.o"
478 if test $? -ne 0 ; then
479 extra_objects="$extra_objects itbl-lex.o"
482 echo ${extra_objects} | grep -s "itbl-ops.o"
483 if test $? -ne 0 ; then
484 extra_objects="$extra_objects itbl-ops.o"
489 if test $this_target = $target ; then
490 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
497 if test $using_cgen = yes ; then
498 case "x${extra_objects}" in
500 *) extra_objects="$extra_objects cgen.o" ;;
504 # See if we really can support this configuration with the emulation code.
506 if test $this_target = $target ; then
507 primary_bfd_gas=$bfd_gas
511 if test $bfd_gas = no ; then
512 # Can't support other configurations this way.
515 elif test $bfd_gas = no ; then
516 # Can't support this configuration.
520 # From target name and format, produce a list of supported emulations.
522 case ${generic_target}-${fmt} in
523 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
524 mips-*-linux-gnu*-*) case "$endian" in
525 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
526 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
528 mips-*-lnews*-ecoff) ;;
529 mips-*-*-ecoff) case "$endian" in
530 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
531 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
533 mips-*-*-elf) case "$endian" in
534 big) emulation="mipsbelf mipslelf mipself" ;;
535 *) emulation="mipslelf mipsbelf mipself" ;;
537 # Uncommenting the next line will turn on support for i386 AOUT
538 # for the default linux configuration
539 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
541 i386-*-aout) emulation="i386aout" ;;
542 i386-*-coff) emulation="i386coff" ;;
543 i386-*-elf) emulation="i386elf" ;;
546 emulations="$emulations $emulation"
550 # Turn on all targets if possible
551 if test ${all_targets} = "yes"; then
552 case ${target_cpu_type} in
554 case ${obj_format} in
556 emulations="$emulations i386coff i386elf"
559 emulations="$emulations i386aout i386elf"
562 emulations="$emulations i386aout i386coff"
569 # Assign floating point type. Most processors with FP support
570 # IEEE FP. On those that don't support FP at all, usually IEEE
572 case ${target_cpu} in
573 vax | tahoe ) atof=${target_cpu} ;;
577 case "${obj_format}" in
578 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
581 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
583 if test $using_cgen = yes ; then
584 case ${target_cpu} in
585 *) cgen_cpu_prefix=${target_cpu} ;;
587 AC_SUBST(cgen_cpu_prefix)
588 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
592 dnl Make sure the desired support files exist.
595 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
596 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
599 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
600 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
603 case ${user_bfd_gas}-${primary_bfd_gas} in
605 # We didn't override user's choice.
608 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
620 # User specified nothing.
624 # Some COFF configurations want these random other flags set.
625 case ${obj_format} in
627 case ${target_cpu_type} in
628 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
629 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
630 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
635 # Getting this done right is going to be a bitch. Each configuration specified
636 # with --enable-targets=... should be checked for environment, format, cpu, and
639 # For each configuration, the necessary object file support code must be linked
640 # in. This might be only one, it might be up to four. The necessary emulation
641 # code needs to be provided, too.
643 # And then there's "--enable-targets=all"....
645 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
647 formats="${obj_format}"
651 for em in . $emulations ; do
655 fmt=elf file=mipself ;;
656 mipsbecoff | mipslecoff)
657 fmt=ecoff file=mipsecoff ;;
659 fmt=aout file=i386aout ;;
661 fmt=coff file=i386coff ;;
663 fmt=elf file=i386elf ;;
665 formats="$formats $fmt"
666 emfiles="$emfiles e-$file.o"
667 EMULATIONS="$EMULATIONS &$em,"
671 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
672 for fmt in $formats ; do
674 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
675 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
676 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
677 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
678 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
679 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
680 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
681 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
682 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
683 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
685 extra_objects="$extra_objects obj-$fmt.o"
689 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
690 DEFAULT_EMULATION=`set . $emulations ; echo $2`
691 # e-mips* has more than one emulation per file, e-i386* has just one at the
692 # moment. If only one emulation is specified, then don't define
693 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
694 case "${obj_format}${emfiles}" in
696 extra_objects="$extra_objects $emfiles"
697 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
700 AC_SUBST(extra_objects)
701 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
702 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
703 [Default emulation.])
705 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
706 yes-*-coff) need_bfd=yes ;;
707 no-*-coff) need_bfd=yes
708 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
711 reject_dev_configs=yes
713 case ${reject_dev_configs}-${dev} in
715 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
719 AC_SUBST(target_cpu_type)
722 AC_SUBST(install_tooldir)
724 dnl AC_SUBST(emulation)
726 case "${primary_bfd_gas}" in
727 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
731 # do we need the opcodes library?
732 case "${need_opcodes}" in
734 OPCODES_LIB=../opcodes/libopcodes.la
738 case "${need_bfd}" in
740 BFDLIB=../bfd/libbfd.la
741 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
746 AC_SUBST(OPCODES_LIB)
748 AC_SUBST(ALL_OBJ_DEPS)
750 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
751 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
752 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
753 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
754 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
767 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
769 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
770 # people who are not cross-compiling but are compiling cross-assemblers.
771 AC_MSG_CHECKING(whether compiling a cross-assembler)
772 if test "${host}" = "${target}"; then
776 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
778 AC_MSG_RESULT($cross_gas)
780 dnl ansidecl.h will deal with const
785 # VMS doesn't have unlink.
786 AC_CHECK_FUNCS(unlink remove, break)
788 # Some systems don't have sbrk().
791 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
792 # enough, but on some of those systems, the assert macro relies on requoting
796 # On some systems, the system header files may not declare malloc, realloc,
797 # and free. There are places where gas needs these functions to have been
798 # declared -- such as when taking their addresses.
806 #ifdef HAVE_STRINGS_H
817 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
818 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
819 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
820 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
821 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
823 # Does errno.h declare errno, or do we have to add a separate declaration
825 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
831 dnl This must come last.
833 dnl We used to make symlinks to files in the source directory, but now
834 dnl we just use the right name for .c files, and create .h files in
835 dnl the build directory which include the right .h file. Make sure
836 dnl the old symlinks don't exist, so that a reconfigure in an existing
837 dnl directory behaves reasonably.
839 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
840 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
841 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
842 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
843 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
844 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
845 if test "x$cgen_cpu_prefix" != x ; then
846 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
849 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
850 [target_cpu_type=${target_cpu_type}
851 cgen_cpu_prefix=${cgen_cpu_prefix}
852 obj_format=${obj_format}