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-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
180 fmt=aout em=386bsd ;;
181 i386-*-freebsd*) fmt=elf bfd_gas=yes ;;
182 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
184 i386-*-sco3.2v5*) fmt=elf
185 if test ${this_target} = $target; then
186 AC_DEFINE(SCO_ELF, 1,
187 [Define if defaulting to ELF on SCO 5.])
190 i386-*-sco3.2*) fmt=coff ;;
191 i386-*-vsta) fmt=aout ;;
192 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
194 i386-*-rtemself*) fmt=elf ;;
195 i386-*-rtems*) fmt=coff ;;
196 i386-*-gnu*) fmt=elf ;;
198 fmt=aout em=mach bfd_gas=yes ;;
199 i386-*-msdos*) fmt=aout ;;
200 i386-*-moss*) fmt=elf ;;
201 i386-*-pe) fmt=coff em=pe ;;
202 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
203 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
204 i386-*-*nt*) fmt=coff em=pe ;;
205 i960-*-bout) fmt=bout ;;
206 i960-*-coff) fmt=coff em=ic960 ;;
207 i960-*-rtems*) fmt=coff em=ic960 ;;
208 i960-*-nindy*) fmt=bout ;;
209 i960-*-vxworks4*) fmt=bout ;;
210 i960-*-vxworks5.0) fmt=bout ;;
211 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
212 i960-*-vxworks*) fmt=bout ;;
213 i960-*-elf*) fmt=elf ;;
215 m32r-*-*) fmt=elf bfd_gas=yes ;;
217 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
219 m68k-motorola-sysv*) fmt=coff em=delta ;;
220 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
221 m68k-apollo-*) fmt=coff em=apollo ;;
222 m68k-*-sysv4*) # must be before -sysv*
224 m68k-*-elf*) fmt=elf ;;
225 m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
227 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
228 m68k-*-linux*aout*) fmt=aout em=linux ;;
229 m68k-*-linux-gnu*) fmt=elf em=linux ;;
230 m68k-*-gnu*) fmt=elf ;;
231 m68k-*-lynxos*) fmt=coff em=lynx ;;
232 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
233 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
234 m68k-apple-aux*) fmt=coff em=aux ;;
235 m68k-*-psos*) fmt=elf em=psos;;
237 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
238 m88k-*-coff*) fmt=coff ;;
240 mcore-*-elf) fmt=elf bfd_gas=yes ;;
241 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
243 # don't change em like *-*-bsd does
244 mips-dec-netbsd*) fmt=elf endian=little ;;
245 mips-dec-openbsd*) fmt=elf endian=little ;;
246 mips-dec-bsd*) fmt=aout endian=little ;;
247 mips-sony-bsd*) fmt=ecoff ;;
248 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
249 mips-*-ultrix*) fmt=ecoff endian=little ;;
250 mips-*-osf*) fmt=ecoff endian=little ;;
251 mips-*-ecoff*) fmt=ecoff ;;
252 mips-*-ecoff*) fmt=ecoff ;;
253 mips-*-irix6*) fmt=elf ;;
254 mips-*-irix5*) fmt=elf ;;
255 mips-*-irix*) fmt=ecoff ;;
256 mips-*-lnews*) fmt=ecoff em=lnews ;;
257 mips-*-riscos*) fmt=ecoff ;;
258 mips-*-sysv*) fmt=ecoff ;;
259 mips-*-elf* | mips-*-rtems* | mips-*-linux-gnu* | mips-*-gnu* | mips-*-openbsd*)
261 mips-*-vxworks*) fmt=elf
262 AC_DEFINE(MIPS_STABS_ELF, 1,
263 [Use ELF stabs for MIPS, not ECOFF stabs])
265 mn10200-*-*) fmt=elf bfd_gas=yes ;;
266 mn10300-*-*) fmt=elf bfd_gas=yes ;;
267 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
269 ppc-*-aix*) fmt=coff ;;
270 ppc-*-beos*) fmt=coff ;;
271 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
273 ppc-*-linux-gnu*) fmt=elf
276 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
279 ppc-*-solaris*) fmt=elf
280 if test ${this_target} = $target; then
281 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
282 [Define if default target is PowerPC Solaris.])
284 if test x${endian} = xbig; then
285 AC_MSG_ERROR(Solaris must be configured little endian)
288 ppc-*-rtems*) fmt=elf ;;
289 ppc-*-macos* | ppc-*-mpw*)
291 ppc-*-netware*) fmt=elf em=ppcnw ;;
292 ppc-*-vxworks*) fmt=elf ;;
294 sh-*-elf*) fmt=elf ;;
295 sh-*-coff*) fmt=coff ;;
296 sh-*-rtemself*) fmt=elf ;;
297 sh-*-rtems*) fmt=coff ;;
299 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
300 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
301 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
303 sparc-*-rtems*) fmt=aout ;;
304 sparc-*-sunos4*) fmt=aout em=sun3 ;;
305 sparc-*-aout | sparc*-*-vxworks*)
306 fmt=aout em=sparcaout ;;
307 sparc-*-coff) fmt=coff ;;
308 sparc-*-linux*aout*) fmt=aout em=linux ;;
309 sparc-*-linux-gnu*) fmt=elf em=linux ;;
310 sparc-*-lynxos*) fmt=coff em=lynx ;;
311 sparc-fujitsu-none) fmt=aout ;;
312 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
314 sparc-*-netbsd*) fmt=aout em=nbsd ;;
315 sparc-*-openbsd*) fmt=aout em=nbsd ;;
317 strongarm-*-coff) fmt=coff ;;
318 strongarm-*-elf) fmt=elf ;;
320 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
321 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
322 tic80-*-*) fmt=coff ;;
324 v850-*-*) fmt=elf bfd_gas=yes ;;
325 v850e-*-*) fmt=elf bfd_gas=yes ;;
326 v850ea-*-*) fmt=elf bfd_gas=yes ;;
328 vax-*-bsd* | vax-*-ultrix*)
330 vax-*-vms) fmt=vms ;;
333 z8k-*-coff | z8k-*-sim)
338 *-*-aout | *-*-scout)
344 *-*-generic) fmt=generic ;;
345 *-*-xray | *-*-hms) fmt=coff ;;
347 *-*-elf | *-*-sysv4* | *-*-solaris*)
348 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
350 *-*-vxworks) fmt=aout ;;
351 *-*-netware) fmt=elf ;;
354 if test ${this_target} = $target ; then
356 if test x${endian} = xbig; then
358 elif test x${endian} = xlittle; then
361 if test x${endian_def} != x; then
362 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
363 [Define as 1 if big endian.])
367 case ${cpu_type}-${fmt} in
368 alpha*-*) bfd_gas=yes ;;
369 arm-*) bfd_gas=yes ;;
371 # i386-aout) bfd_gas=preferred ;;
372 mips-*) bfd_gas=yes ;;
373 ns32k-*) bfd_gas=yes ;;
374 ppc-*) bfd_gas=yes ;;
375 sparc-*) bfd_gas=yes ;;
376 strongarm-*) bfd_gas=yes ;;
377 *-elf) bfd_gas=yes ;;
378 *-ecoff) bfd_gas=yes ;;
379 *-som) bfd_gas=yes ;;
383 # Other random stuff.
385 # Do we need the opcodes library?
393 case "${enable_shared}" in
394 yes) shared_opcodes=true ;;
395 *opcodes*) shared_opcodes=true ;;
396 *) shared_opcodes=false ;;
398 if test "${shared_opcodes}" = "true"; then
399 # A shared libopcodes must be linked against libbfd.
405 # Any other special object files needed ?
412 case ${extra_objects} in
414 *) extra_objects="$extra_objects m68k-parse.o" ;;
419 echo ${extra_objects} | grep -s "itbl-parse.o"
420 if test $? -ne 0 ; then
421 extra_objects="$extra_objects itbl-parse.o"
424 echo ${extra_objects} | grep -s "itbl-lex.o"
425 if test $? -ne 0 ; then
426 extra_objects="$extra_objects itbl-lex.o"
429 echo ${extra_objects} | grep -s "itbl-ops.o"
430 if test $? -ne 0 ; then
431 extra_objects="$extra_objects itbl-ops.o"
436 if test $this_target = $target ; then
437 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
444 if test $using_cgen = yes ; then
445 case "x${extra_objects}" in
447 *) extra_objects="$extra_objects cgen.o" ;;
451 # See if we really can support this configuration with the emulation code.
453 if test $this_target = $target ; then
454 primary_bfd_gas=$bfd_gas
458 if test $bfd_gas = no ; then
459 # Can't support other configurations this way.
462 elif test $bfd_gas = no ; then
463 # Can't support this configuration.
467 # From target name and format, produce a list of supported emulations.
469 case ${generic_target}-${fmt} in
470 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
471 mips-*-linux-gnu*-*) case "$endian" in
472 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
473 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
475 mips-*-lnews*-ecoff) ;;
476 mips-*-*-ecoff) case "$endian" in
477 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
478 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
480 mips-*-*-elf) case "$endian" in
481 big) emulation="mipsbelf mipslelf mipself" ;;
482 *) emulation="mipslelf mipsbelf mipself" ;;
483 # Uncommenting the next line will turn on support for i386 COFF
484 # in any i386 ELF configuration. This probably doesn't work
486 # i386-*-*-elf) emulation="i386coff i386elf" ;;
490 emulations="$emulations $emulation"
494 # Assign floating point type. Most processors with FP support
495 # IEEE FP. On those that don't support FP at all, usually IEEE
497 case ${target_cpu} in
498 vax | tahoe ) atof=${target_cpu} ;;
502 case "${obj_format}" in
503 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
506 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
508 if test $using_cgen = yes ; then
509 case ${target_cpu} in
510 *) cgen_cpu_prefix=${target_cpu} ;;
512 AC_SUBST(cgen_cpu_prefix)
513 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
517 dnl Make sure the desired support files exist.
520 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
521 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
524 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
525 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
528 case ${user_bfd_gas}-${primary_bfd_gas} in
530 # We didn't override user's choice.
533 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
545 # User specified nothing.
549 # Some COFF configurations want these random other flags set.
550 case ${obj_format} in
552 case ${target_cpu_type} in
553 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
554 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
555 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
560 # Getting this done right is going to be a bitch. Each configuration specified
561 # with --enable-targets=... should be checked for environment, format, cpu, and
564 # For each configuration, the necessary object file support code must be linked
565 # in. This might be only one, it might be up to four. The necessary emulation
566 # code needs to be provided, too.
568 # And then there's "--enable-targets=all"....
570 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
572 formats="${obj_format}"
576 for em in . $emulations ; do
580 fmt=elf file=mipself ;;
581 mipsbecoff | mipslecoff)
582 fmt=ecoff file=mipsecoff ;;
584 fmt=coff file=i386coff ;;
586 fmt=elf file=i386elf ;;
588 formats="$formats $fmt"
589 emfiles="$emfiles e-$file.o"
590 EMULATIONS="$EMULATIONS &$em,"
594 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
595 for fmt in $formats ; do
597 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
598 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
599 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
600 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
601 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
602 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
603 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
604 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
605 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
606 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
608 extra_objects="$extra_objects obj-$fmt.o"
612 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
614 extra_objects="$extra_objects $emfiles"
615 DEFAULT_EMULATION=`set . $emulations ; echo $2`
616 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?])
618 AC_SUBST(extra_objects)
619 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
620 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
621 [Default emulation.])
623 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
624 yes-*-coff) need_bfd=yes ;;
625 no-*-coff) need_bfd=yes
626 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
629 reject_dev_configs=yes
631 case ${reject_dev_configs}-${dev} in
633 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
637 AC_SUBST(target_cpu_type)
640 AC_SUBST(install_tooldir)
642 dnl AC_SUBST(emulation)
644 case "${primary_bfd_gas}" in
645 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
649 # do we need the opcodes library?
650 case "${need_opcodes}" in
652 OPCODES_LIB=../opcodes/libopcodes.la
656 case "${need_bfd}" in
658 BFDLIB=../bfd/libbfd.la
659 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
664 AC_SUBST(OPCODES_LIB)
666 AC_SUBST(ALL_OBJ_DEPS)
668 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
669 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
670 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
671 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
672 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
685 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
687 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
688 # people who are not cross-compiling but are compiling cross-assemblers.
689 AC_MSG_CHECKING(whether compiling a cross-assembler)
690 if test "${host}" = "${target}"; then
694 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
696 AC_MSG_RESULT($cross_gas)
698 dnl ansidecl.h will deal with const
703 # VMS doesn't have unlink.
704 AC_CHECK_FUNCS(unlink remove, break)
706 # Some systems don't have sbrk().
709 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
710 # enough, but on some of those systems, the assert macro relies on requoting
714 # On some systems, the system header files may not declare malloc, realloc,
715 # and free. There are places where gas needs these functions to have been
716 # declared -- such as when taking their addresses.
724 #ifdef HAVE_STRINGS_H
735 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
736 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
737 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
738 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
739 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
741 # Does errno.h declare errno, or do we have to add a separate declaration
743 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
749 dnl This must come last.
751 dnl We used to make symlinks to files in the source directory, but now
752 dnl we just use the right name for .c files, and create .h files in
753 dnl the build directory which include the right .h file. Make sure
754 dnl the old symlinks don't exist, so that a reconfigure in an existing
755 dnl directory behaves reasonably.
757 AC_OUTPUT(Makefile doc/Makefile .gdbinit:gdbinit.in po/Makefile.in:po/Make-in,
758 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
759 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
760 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
761 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
762 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
763 if test "x$cgen_cpu_prefix" != x ; then
764 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
767 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
768 [target_cpu_type=${target_cpu_type}
769 cgen_cpu_prefix=${cgen_cpu_prefix}
770 obj_format=${obj_format}