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 # Generate a header file
44 AM_CONFIG_HEADER(config.h:config.in)
46 # If we are on a DOS filesystem, we must use gdb.ini rather than
50 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
58 # Makefile target for installing gas in $(tooldir)/bin.
59 install_tooldir=install-exec-tooldir
63 if test -n "$enable_targets" ; then
64 for t in `echo $enable_targets | sed 's/,/ /g'`; do
65 if test $t = "all"; then
69 result=`$ac_config_sub $t 2>/dev/null`
70 if test -n "$result" ; then
71 canon_targets="$canon_targets $result"
73 # # Permit "all", etc. We don't support it yet though.
74 # canon_targets="$canon_targets $t"
77 GAS_UNIQ(canon_targets)
82 for this_target in $target $canon_targets ; do
85 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
88 # check for architecture variants
92 alpha*) cpu_type=alpha ;;
93 armeb) cpu_type=arm endian=big ;;
94 arm*) cpu_type=arm endian=little ;;
95 armb*) cpu_type=arm endian=little ;;
96 armv*l) cpu_type=arm endian=little ;;
97 armv*b) cpu_type=arm endian=big ;;
98 strongarm*) cpu_type=arm endian=little ;;
99 thumb*) cpu_type=arm endian=little ;;
100 hppa*) cpu_type=hppa ;;
102 i[456]86) cpu_type=i386 ;;
103 m680[012346]0) cpu_type=m68k ;;
105 m68008) cpu_type=m68k ;;
106 m683??) cpu_type=m68k ;;
107 m5200) cpu_type=m68k ;;
108 m8*) cpu_type=m88k ;;
109 mips*el) cpu_type=mips endian=little ;;
110 mips*) cpu_type=mips endian=big ;;
111 pjl*) cpu_type=pj endian=little ;;
112 pj*) cpu_type=pj endian=big ;;
113 powerpcle*) cpu_type=ppc endian=little ;;
114 powerpc*) cpu_type=ppc endian=big ;;
115 rs6000*) cpu_type=ppc ;;
116 sparclite*) cpu_type=sparc arch=sparclite ;;
117 sparclet*) cpu_type=sparc arch=sparclet ;;
118 sparc64*) cpu_type=sparc arch=v9-64 ;;
119 sparc86x*) cpu_type=sparc arch=sparc86x ;;
120 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
121 v850*) cpu_type=v850 ;;
122 *) cpu_type=${cpu} ;;
125 if test ${this_target} = $target ; then
126 target_cpu_type=${cpu_type}
127 elif test ${target_cpu_type} != ${cpu_type} ; then
131 generic_target=${cpu_type}-$vendor-$os
136 # assign object format
137 case ${generic_target} in
138 a29k-*-coff) fmt=coff ;;
139 a29k-amd-udi) fmt=coff ;;
140 a29k-amd-ebmon) fmt=coff ;;
141 a29k-nyu-sym1) fmt=coff ;;
142 a29k-*-vxworks*) fmt=coff ;;
144 alpha*-*-*vms*) fmt=evax ;;
145 alpha*-*-netware*) fmt=ecoff ;;
146 alpha*-*-openbsd*) fmt=ecoff ;;
147 alpha*-*-osf*) fmt=ecoff ;;
148 alpha*-*-linuxecoff*) fmt=ecoff ;;
149 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
150 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
152 arc-*-elf*) fmt=elf bfd_gas=yes ;;
154 arm-*-aout) fmt=aout ;;
155 arm-*-coff | thumb-*-coff) fmt=coff ;;
156 arm-*-elf | thumb-*-elf) fmt=elf ;;
157 arm*-*-conix*) fmt=elf ;;
158 arm-*-linux*aout*) fmt=aout em=linux ;;
159 arm*-*-linux-gnu*) fmt=elf em=linux ;;
160 arm-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
161 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
162 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
163 arm-*-wince) fmt=coff em=wince-pe bfd_gas=yes;;
164 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
165 arm-*-riscix*) fmt=aout em=riscix ;;
167 avr-*-*) fmt=elf bfd_gas=yes ;;
169 d10v-*-*) fmt=elf bfd_gas=yes ;;
170 d30v-*-*) fmt=elf bfd_gas=yes ;;
173 fr30-*-*) fmt=elf bfd_gas=yes ;;
175 hppa-*-*elf*) fmt=elf em=hppa ;;
176 hppa-*-linux-gnu*) fmt=elf em=hppa ;;
177 hppa-*-lites*) fmt=elf em=hppa ;;
178 hppa-*-osf*) fmt=som em=hppa ;;
179 hppa-*-rtems*) fmt=elf em=hppa ;;
180 hppa-*-hpux*) fmt=som em=hppa ;;
181 hppa-*-mpeix*) fmt=som em=hppa ;;
182 hppa-*-bsd*) fmt=som em=hppa ;;
183 hppa-*-hiux*) fmt=som em=hppa ;;
185 h8300-*-coff) fmt=coff ;;
187 i370-*-elf* | i370-*-linux*) fmt=elf ;;
188 i386-ibm-aix*) fmt=coff em=i386aix ;;
189 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
190 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
191 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
192 i386-*-bsd*) fmt=aout em=386bsd ;;
193 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
194 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
195 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
196 i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;;
197 i386-*-linux*coff*) fmt=coff em=linux ;;
198 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
199 i386-*-lynxos*) fmt=coff em=lynx ;;
200 i386-*-sysv4* | i386-*-solaris* | i386-*-elf)
201 fmt=elf bfd_gas=yes ;;
202 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
203 fmt=aout em=386bsd ;;
204 i386-*-freebsd*) fmt=elf bfd_gas=yes ;;
205 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
207 i386-*-sco3.2v5*) fmt=elf
208 if test ${this_target} = $target; then
209 AC_DEFINE(SCO_ELF, 1,
210 [Define if defaulting to ELF on SCO 5.])
213 i386-*-sco3.2*) fmt=coff ;;
214 i386-*-vsta) fmt=aout ;;
215 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
217 i386-*-rtemself*) fmt=elf ;;
218 i386-*-rtems*) fmt=coff ;;
219 i386-*-gnu*) fmt=elf ;;
221 fmt=aout em=mach bfd_gas=yes ;;
222 i386-*-msdos*) fmt=aout ;;
223 i386-*-moss*) fmt=elf ;;
224 i386-*-pe) fmt=coff em=pe ;;
225 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
226 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
227 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
228 i386-*-*nt*) fmt=coff em=pe ;;
229 i386-*-vxworks*) fmt=aout ;;
230 i960-*-bout) fmt=bout ;;
231 i960-*-coff) fmt=coff em=ic960 ;;
232 i960-*-rtems*) fmt=coff em=ic960 ;;
233 i960-*-nindy*) fmt=bout ;;
234 i960-*-vxworks4*) fmt=bout ;;
235 i960-*-vxworks5.0) fmt=bout ;;
236 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
237 i960-*-vxworks*) fmt=bout ;;
238 i960-*-elf*) fmt=elf ;;
240 m32r-*-*) fmt=elf bfd_gas=yes ;;
242 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
244 m68k-motorola-sysv*) fmt=coff em=delta ;;
245 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
246 m68k-apollo-*) fmt=coff em=apollo ;;
247 m68k-*-sysv4*) # must be before -sysv*
249 m68k-*-elf*) fmt=elf ;;
250 m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
252 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
253 m68k-*-linux*aout*) fmt=aout em=linux ;;
254 m68k-*-linux-gnu*) fmt=elf em=linux ;;
255 m68k-*-gnu*) fmt=elf ;;
256 m68k-*-lynxos*) fmt=coff em=lynx ;;
257 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
258 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
259 m68k-apple-aux*) fmt=coff em=aux ;;
260 m68k-*-psos*) fmt=elf em=psos;;
262 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
263 m88k-*-coff*) fmt=coff ;;
265 mcore-*-elf) fmt=elf bfd_gas=yes ;;
266 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
268 # don't change em like *-*-bsd does
269 mips-dec-netbsd*) fmt=elf endian=little ;;
270 mips-dec-openbsd*) fmt=elf endian=little ;;
271 mips-dec-bsd*) fmt=aout endian=little ;;
272 mips-sony-bsd*) fmt=ecoff ;;
273 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
274 mips-*-ultrix*) fmt=ecoff endian=little ;;
275 mips-*-osf*) fmt=ecoff endian=little ;;
276 mips-*-ecoff*) fmt=ecoff ;;
277 mips-*-ecoff*) fmt=ecoff ;;
278 mips-*-pe*) fmt=coff endian=little em=pe ;;
279 mips-*-irix6*) fmt=elf ;;
280 mips-*-irix5*) fmt=elf ;;
281 mips-*-irix*) fmt=ecoff ;;
282 mips-*-lnews*) fmt=ecoff em=lnews ;;
283 mips-*-riscos*) fmt=ecoff ;;
284 mips-*-sysv*) fmt=ecoff ;;
285 mips-*-elf* | mips-*-rtems* | mips-*-linux-gnu* | mips-*-gnu* | mips-*-openbsd*)
287 mips-*-vxworks*) fmt=elf
288 AC_DEFINE(MIPS_STABS_ELF, 1,
289 [Use ELF stabs for MIPS, not ECOFF stabs])
291 mn10200-*-*) fmt=elf bfd_gas=yes ;;
292 mn10300-*-*) fmt=elf bfd_gas=yes ;;
294 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
296 ppc-*-aix*) fmt=coff ;;
297 ppc-*-beos*) fmt=coff ;;
298 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
300 ppc-*-linux-gnu*) fmt=elf
303 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
306 ppc-*-solaris*) fmt=elf
307 if test ${this_target} = $target; then
308 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
309 [Define if default target is PowerPC Solaris.])
311 if test x${endian} = xbig; then
312 AC_MSG_ERROR(Solaris must be configured little endian)
315 ppc-*-rtems*) fmt=elf ;;
316 ppc-*-macos* | ppc-*-mpw*)
318 ppc-*-netware*) fmt=elf em=ppcnw ;;
319 ppc-*-vxworks*) fmt=elf ;;
321 sh-*-elf*) fmt=elf ;;
322 sh-*-coff*) fmt=coff ;;
323 sh-*-pe*) fmt=coff em=pe bfd_gas=yes;;
324 sh-*-rtemself*) fmt=elf ;;
325 sh-*-rtems*) fmt=coff ;;
327 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
328 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
329 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
331 sparc-*-rtems*) fmt=aout ;;
332 sparc-*-sunos4*) fmt=aout em=sun3 ;;
333 sparc-*-aout | sparc*-*-vxworks*)
334 fmt=aout em=sparcaout ;;
335 sparc-*-coff) fmt=coff ;;
336 sparc-*-linux*aout*) fmt=aout em=linux ;;
337 sparc-*-linux-gnu*) fmt=elf em=linux ;;
338 sparc-*-lynxos*) fmt=coff em=lynx ;;
339 sparc-fujitsu-none) fmt=aout ;;
340 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
342 sparc-*-netbsd*) fmt=aout em=nbsd ;;
343 sparc-*-openbsd*) fmt=aout em=nbsd ;;
345 strongarm-*-coff) fmt=coff ;;
346 strongarm-*-elf) fmt=elf ;;
348 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
349 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
350 tic80-*-*) fmt=coff ;;
352 v850-*-*) fmt=elf bfd_gas=yes ;;
353 v850e-*-*) fmt=elf bfd_gas=yes ;;
354 v850ea-*-*) fmt=elf bfd_gas=yes ;;
356 vax-*-bsd* | vax-*-ultrix*)
358 vax-*-vms) fmt=vms ;;
361 z8k-*-coff | z8k-*-sim)
366 *-*-aout | *-*-scout)
372 *-*-generic) fmt=generic ;;
373 *-*-xray | *-*-hms) fmt=coff ;;
375 *-*-elf | *-*-sysv4* | *-*-solaris*)
376 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
378 *-*-vxworks) fmt=aout ;;
379 *-*-netware) fmt=elf ;;
382 if test ${this_target} = $target ; then
384 if test x${endian} = xbig; then
386 elif test x${endian} = xlittle; then
389 if test x${endian_def} != x; then
390 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
391 [Define as 1 if big endian.])
395 case ${cpu_type}-${fmt} in
396 alpha*-*) bfd_gas=yes ;;
397 arm-*) bfd_gas=yes ;;
399 # i386-aout) bfd_gas=preferred ;;
400 mips-*) bfd_gas=yes ;;
401 ns32k-*) bfd_gas=yes ;;
402 ppc-*) bfd_gas=yes ;;
403 sparc-*) bfd_gas=yes ;;
404 strongarm-*) bfd_gas=yes ;;
405 *-elf) bfd_gas=yes ;;
406 *-ecoff) bfd_gas=yes ;;
407 *-som) bfd_gas=yes ;;
408 #enable bfd for coff and aout to allow testing if a bfd target is
409 #the primary target, but not for coff or aout as the primary target
410 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
411 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
415 # Other random stuff.
417 # Do we need the opcodes library?
425 case "${enable_shared}" in
426 yes) shared_opcodes=true ;;
427 *opcodes*) shared_opcodes=true ;;
428 *) shared_opcodes=false ;;
430 if test "${shared_opcodes}" = "true"; then
431 # A shared libopcodes must be linked against libbfd.
437 # Any other special object files needed ?
444 case ${extra_objects} in
446 *) extra_objects="$extra_objects m68k-parse.o" ;;
451 echo ${extra_objects} | grep -s "itbl-parse.o"
452 if test $? -ne 0 ; then
453 extra_objects="$extra_objects itbl-parse.o"
456 echo ${extra_objects} | grep -s "itbl-lex.o"
457 if test $? -ne 0 ; then
458 extra_objects="$extra_objects itbl-lex.o"
461 echo ${extra_objects} | grep -s "itbl-ops.o"
462 if test $? -ne 0 ; then
463 extra_objects="$extra_objects itbl-ops.o"
468 if test $this_target = $target ; then
469 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
476 if test $using_cgen = yes ; then
477 case "x${extra_objects}" in
479 *) extra_objects="$extra_objects cgen.o" ;;
483 # See if we really can support this configuration with the emulation code.
485 if test $this_target = $target ; then
486 primary_bfd_gas=$bfd_gas
490 if test $bfd_gas = no ; then
491 # Can't support other configurations this way.
494 elif test $bfd_gas = no ; then
495 # Can't support this configuration.
499 # From target name and format, produce a list of supported emulations.
501 case ${generic_target}-${fmt} in
502 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
503 mips-*-linux-gnu*-*) case "$endian" in
504 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
505 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
507 mips-*-lnews*-ecoff) ;;
508 mips-*-*-ecoff) case "$endian" in
509 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
510 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
512 mips-*-*-elf) case "$endian" in
513 big) emulation="mipsbelf mipslelf mipself" ;;
514 *) emulation="mipslelf mipsbelf mipself" ;;
516 # Uncommenting the next line will turn on support for i386 AOUT
517 # for the default linux configuration
518 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
520 i386-*-aout) emulation="i386aout" ;;
521 i386-*-coff) emulation="i386coff" ;;
522 i386-*-elf) emulation="i386elf" ;;
525 emulations="$emulations $emulation"
529 # Turn on all targets if possible
530 if test ${all_targets} = "yes"; then
531 case ${target_cpu_type} in
533 case ${obj_format} in
535 emulations="$emulations i386coff i386elf"
538 emulations="$emulations i386aout i386elf"
541 emulations="$emulations i386aout i386coff"
548 # Assign floating point type. Most processors with FP support
549 # IEEE FP. On those that don't support FP at all, usually IEEE
551 case ${target_cpu} in
552 vax | tahoe ) atof=${target_cpu} ;;
556 case "${obj_format}" in
557 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
560 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
562 if test $using_cgen = yes ; then
563 case ${target_cpu} in
564 *) cgen_cpu_prefix=${target_cpu} ;;
566 AC_SUBST(cgen_cpu_prefix)
567 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
571 dnl Make sure the desired support files exist.
574 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
575 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
578 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
579 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
582 case ${user_bfd_gas}-${primary_bfd_gas} in
584 # We didn't override user's choice.
587 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
599 # User specified nothing.
603 # Some COFF configurations want these random other flags set.
604 case ${obj_format} in
606 case ${target_cpu_type} in
607 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
608 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
609 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
614 # Getting this done right is going to be a bitch. Each configuration specified
615 # with --enable-targets=... should be checked for environment, format, cpu, and
618 # For each configuration, the necessary object file support code must be linked
619 # in. This might be only one, it might be up to four. The necessary emulation
620 # code needs to be provided, too.
622 # And then there's "--enable-targets=all"....
624 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
626 formats="${obj_format}"
630 for em in . $emulations ; do
634 fmt=elf file=mipself ;;
635 mipsbecoff | mipslecoff)
636 fmt=ecoff file=mipsecoff ;;
638 fmt=aout file=i386aout ;;
640 fmt=coff file=i386coff ;;
642 fmt=elf file=i386elf ;;
644 formats="$formats $fmt"
645 emfiles="$emfiles e-$file.o"
646 EMULATIONS="$EMULATIONS &$em,"
650 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
651 for fmt in $formats ; do
653 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
654 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
655 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
656 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
657 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
658 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
659 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
660 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
661 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
662 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
664 extra_objects="$extra_objects obj-$fmt.o"
668 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
669 DEFAULT_EMULATION=`set . $emulations ; echo $2`
670 # e-mips* has more than one emulation per file, e-i386* has just one at the
671 # moment. If only one emulation is specified, then don't define
672 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
673 case "${obj_format}${emfiles}" in
675 extra_objects="$extra_objects $emfiles"
676 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
679 AC_SUBST(extra_objects)
680 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
681 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
682 [Default emulation.])
684 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
685 yes-*-coff) need_bfd=yes ;;
686 no-*-coff) need_bfd=yes
687 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
690 reject_dev_configs=yes
692 case ${reject_dev_configs}-${dev} in
694 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
698 AC_SUBST(target_cpu_type)
701 AC_SUBST(install_tooldir)
703 dnl AC_SUBST(emulation)
705 case "${primary_bfd_gas}" in
706 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
710 # do we need the opcodes library?
711 case "${need_opcodes}" in
713 OPCODES_LIB=../opcodes/libopcodes.la
717 case "${need_bfd}" in
719 BFDLIB=../bfd/libbfd.la
720 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
725 AC_SUBST(OPCODES_LIB)
727 AC_SUBST(ALL_OBJ_DEPS)
729 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
730 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
731 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
732 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
733 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
746 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
748 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
749 # people who are not cross-compiling but are compiling cross-assemblers.
750 AC_MSG_CHECKING(whether compiling a cross-assembler)
751 if test "${host}" = "${target}"; then
755 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
757 AC_MSG_RESULT($cross_gas)
759 dnl ansidecl.h will deal with const
764 # VMS doesn't have unlink.
765 AC_CHECK_FUNCS(unlink remove, break)
767 # Some systems don't have sbrk().
770 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
771 # enough, but on some of those systems, the assert macro relies on requoting
775 # On some systems, the system header files may not declare malloc, realloc,
776 # and free. There are places where gas needs these functions to have been
777 # declared -- such as when taking their addresses.
785 #ifdef HAVE_STRINGS_H
796 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
797 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
798 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
799 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
800 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
802 # Does errno.h declare errno, or do we have to add a separate declaration
804 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
810 dnl This must come last.
812 dnl We used to make symlinks to files in the source directory, but now
813 dnl we just use the right name for .c files, and create .h files in
814 dnl the build directory which include the right .h file. Make sure
815 dnl the old symlinks don't exist, so that a reconfigure in an existing
816 dnl directory behaves reasonably.
818 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
819 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
820 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
821 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
822 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
823 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
824 if test "x$cgen_cpu_prefix" != x ; then
825 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
828 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
829 [target_cpu_type=${target_cpu_type}
830 cgen_cpu_prefix=${cgen_cpu_prefix}
831 obj_format=${obj_format}