1dnl Process this file with autoconf to produce a configure script.
2dnl
3dnl And be careful when changing it!  If you must add tests with square
4dnl brackets, be sure changequote invocations surround it.
5dnl
6dnl
7dnl v2.5 needed for --bindir et al
8AC_PREREQ(2.57)
9AC_INIT(as.h)
10
11dnl Autoconf 2.57 will find the aux dir without this.  However, unless
12dnl we specify this explicitly, automake-1.7 will assume that ylwrap is in
13dnl gas/ instead of gas/../.
14AC_CONFIG_AUX_DIR(..)
15AC_CANONICAL_SYSTEM
16AC_ISC_POSIX
17
18changequote(,)dnl
19BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ 	]*\([^ 	]*\)[ 	]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
20changequote([,])dnl
21AM_INIT_AUTOMAKE(gas, ${BFD_VERSION})
22
23AM_PROG_LIBTOOL
24
25AC_ARG_ENABLE(targets,
26[  --enable-targets        alternative target configurations besides the primary],
27[case "${enableval}" in
28  yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
29	    ;;
30  no)	    enable_targets= ;;
31  *)	    enable_targets=$enableval ;;
32esac])dnl
33
34AC_ARG_ENABLE(commonbfdlib,
35[  --enable-commonbfdlib   build shared BFD/opcodes/libiberty library],
36[case "${enableval}" in
37  yes) commonbfdlib=true ;;
38  no)  commonbfdlib=false ;;
39  *)   AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
40esac])dnl
41
42ac_checking=yes
43if grep '^RELEASE=y' ${srcdir}/../bfd/Makefile.am >/dev/null 2>/dev/null ; then
44  ac_checking=
45fi
46AC_ARG_ENABLE(checking,
47[  --enable-checking       enable run-time checks],
48[case "${enableval}" in
49  no|none)  ac_checking= ;;
50  *)	    ac_checking=yes ;;
51esac])dnl
52if test x$ac_checking != x ; then
53  AC_DEFINE(ENABLE_CHECKING, 1, [Define if you want run-time sanity checks.])
54fi
55
56using_cgen=no
57
58AM_BINUTILS_WARNINGS
59
60# Generate a header file
61AM_CONFIG_HEADER(config.h:config.in)
62
63# If we are on a DOS filesystem, we must use gdb.ini rather than
64# .gdbinit.
65case "${host}" in
66  *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-windows*)
67    GDBINIT="gdb.ini"
68    AC_CONFIG_FILES(gdb.ini:gdbinit.in)
69    ;;
70  *)
71    GDBINIT=".gdbinit"
72    AC_CONFIG_FILES(.gdbinit:gdbinit.in)
73    ;;
74esac
75AC_SUBST(GDBINIT)
76
77#We need this for the host.  BOUT header is in host order.
78AC_C_BIGENDIAN
79
80te_file=generic
81
82# Makefile target for installing gas in $(tooldir)/bin.
83install_tooldir=install-exec-tooldir
84
85canon_targets=""
86all_targets=no
87if test -n "$enable_targets" ; then
88  for t in `echo $enable_targets | sed 's/,/ /g'`; do
89    if test $t = "all"; then
90      all_targets=yes
91      continue
92    fi
93    result=`$ac_config_sub $t 2>/dev/null`
94    if test -n "$result" ; then
95      canon_targets="$canon_targets $result"
96#    else
97#      # Permit "all", etc.  We don't support it yet though.
98#      canon_targets="$canon_targets $t"
99    fi
100  done
101  GAS_UNIQ(canon_targets)
102fi
103
104emulations=""
105
106for this_target in $target $canon_targets ; do
107
108    targ=${this_target}
109    . ${srcdir}/configure.tgt
110
111    case ${target_cpu} in
112      crisv32)
113	AC_DEFINE_UNQUOTED(DEFAULT_CRIS_ARCH, $arch,
114			   [Default CRIS architecture.])
115	;;
116    esac
117
118    if test ${this_target} = $target ; then
119      target_cpu_type=${cpu_type}
120    elif test ${target_cpu_type} != ${cpu_type} ; then
121      continue
122    fi
123
124    generic_target=${cpu_type}-${target_vendor}-${target_os}
125    case ${generic_target} in
126      i386-*-sco3.2v5*)
127	if test ${this_target} = $target; then
128	  AC_DEFINE(SCO_ELF, 1, [Define if defaulting to ELF on SCO 5.])
129	fi
130	;;
131
132      i386-*-msdosdjgpp* \
133      | i386-*-go32* \
134      | i386-go32-rtems*)
135	AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
136	;;
137
138      i860-*-*)
139	AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress)
140	;;
141
142      mips-sony-bsd*)
143	;;
144      mips-*-bsd*)
145	AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.)
146	;;
147
148      ppc-*-aix5.*)
149	AC_DEFINE(AIX_WEAK_SUPPORT, 1,
150		  [Define if using AIX 5.2 value for C_WEAKEXT.])
151	;;
152      ppc-*-linux-*)
153	case "$endian" in
154	  big)  ;;
155	  *)    AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
156	esac
157	;;
158      ppc-*-solaris*)
159	if test ${this_target} = $target; then
160	  AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
161		    [Define if default target is PowerPC Solaris.])
162	fi
163	if test x${endian} = xbig; then
164	  AC_MSG_ERROR(Solaris must be configured little endian)
165	fi
166	;;
167
168      sh*-*-symbianelf*)
169	AC_DEFINE(TARGET_SYMBIAN, 1, [Define if target is Symbian OS.])
170	;;
171    esac
172
173    if test ${this_target} = $target ; then
174      endian_def=
175      if test x${endian} = xbig; then
176	endian_def=1
177      elif test x${endian} = xlittle; then
178	endian_def=0
179      fi
180      if test x${endian_def} != x; then
181	AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
182			   [Define as 1 if big endian.])
183      fi
184    fi
185
186# Other random stuff.
187
188    case ${cpu_type} in
189      mips)
190	# Set mips_cpu to the name of the default CPU.
191	case ${target_cpu} in
192	  mips | mipsbe | mipseb | mipsle | mipsel | mips64 | mips64el)
193	    mips_cpu=from-abi
194	    ;;
195	  mipsisa32 | mipsisa32el)
196	    mips_cpu=mips32
197	    ;;
198	  mipsisa32r2 | mipsisa32r2el)
199	    mips_cpu=mips32r2
200	    ;;
201	  mipsisa64 | mipsisa64el)
202	    mips_cpu=mips64
203	    ;;
204	  mipsisa64r2 | mipsisa64r2el)
205	    mips_cpu=mips64r2
206	    ;;
207	  mipstx39 | mipstx39el)
208	    mips_cpu=r3900
209	    ;;
210	  mips64vr | mips64vrel)
211	    mips_cpu=vr4100
212	    ;;
213	  mipsisa32r2* | mipsisa64r2*)
214changequote(,)dnl
215	    mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..r2//' -e 's/el$//'`
216changequote([,])dnl
217	    ;;
218	  mips64* | mipsisa64* | mipsisa32*)
219changequote(,)dnl
220	    mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..//' -e 's/el$//'`
221changequote([,])dnl
222	    ;;
223	  *)
224	    AC_ERROR($target_cpu isn't a supported MIPS CPU name)
225	    ;;
226	esac
227	# See whether it's appropriate to set E_MIPS_ABI_O32 for o32
228	# binaries.  It's a GNU extension that some OSes don't understand.
229	# The value only matters on ELF targets.
230	case ${target} in
231	  *-*-irix*)
232	    use_e_mips_abi_o32=0
233	    ;;
234	  *)
235	    use_e_mips_abi_o32=1
236	    ;;
237	esac
238	# Decide whether to generate 32-bit or 64-bit code by default.
239	# Used to resolve -march=from-abi when an embedded ABI is selected.
240	case ${target} in
241	  mips64*-*-* | mipsisa64*-*-*)
242	    mips_default_64bit=1
243	    ;;
244	  *)
245	    mips_default_64bit=0
246	    ;;
247	esac
248	# Decide which ABI to target by default.
249	case ${target} in
250	  mips64*-linux* | mips-sgi-irix6*)
251	    mips_default_abi=N32_ABI
252	    ;;
253	  mips*-linux*)
254	    mips_default_abi=O32_ABI
255	    ;;
256	  mips64*-openbsd*)
257	    mips_default_abi=N64_ABI
258	    ;;
259	  *)
260	    mips_default_abi=NO_ABI
261	    ;;
262	esac
263	AC_DEFINE_UNQUOTED(MIPS_CPU_STRING_DEFAULT, "$mips_cpu",
264			   [Default CPU for MIPS targets. ])
265	AC_DEFINE_UNQUOTED(USE_E_MIPS_ABI_O32, $use_e_mips_abi_o32,
266			   [Allow use of E_MIPS_ABI_O32 on MIPS targets. ])
267	AC_DEFINE_UNQUOTED(MIPS_DEFAULT_64BIT, $mips_default_64bit,
268			   [Generate 64-bit code by default on MIPS targets. ])
269	AC_DEFINE_UNQUOTED(MIPS_DEFAULT_ABI, $mips_default_abi,
270			   [Choose a default ABI for MIPS targets. ])
271	;;
272    esac
273
274    # Do we need the opcodes library?
275    case ${cpu_type} in
276      vax | tic30)
277	;;
278
279      *)
280	need_opcodes=yes
281
282	case "${enable_shared}" in
283	yes) shared_opcodes=true ;;
284	*opcodes*) shared_opcodes=true ;;
285	*) shared_opcodes=false ;;
286	esac
287	;;
288    esac
289
290    # Any other special object files needed ?
291    case ${cpu_type} in
292
293      bfin)
294        echo ${extra_objects} | grep -s "bfin-parse.o"
295        if test $? -ne 0 ; then
296          extra_objects="$extra_objects bfin-parse.o"
297        fi
298
299        echo ${extra_objects} | grep -s "bfin-lex.o"
300        if test $? -ne 0 ; then
301          extra_objects="$extra_objects bfin-lex.o"
302        fi
303        ;;
304
305      fr30 | ip2k | iq2000 | m32r | openrisc)
306	using_cgen=yes
307	;;
308
309      m32c)
310	using_cgen=yes
311	;;
312      frv)
313	using_cgen=yes
314	;;
315      m68k)
316	case ${extra_objects} in
317	*m68k-parse.o*) ;;
318	*) extra_objects="$extra_objects m68k-parse.o" ;;
319	esac
320	;;
321
322      mep)
323	using_cgen=yes
324	;;
325
326      mips)
327	echo ${extra_objects} | grep -s "itbl-parse.o"
328	if test $? -ne 0 ; then
329	  extra_objects="$extra_objects itbl-parse.o"
330	fi
331
332	echo ${extra_objects} | grep -s "itbl-lex.o"
333	if test $? -ne 0 ; then
334	  extra_objects="$extra_objects itbl-lex.o"
335	fi
336
337	echo ${extra_objects} | grep -s "itbl-ops.o"
338	if test $? -ne 0 ; then
339	  extra_objects="$extra_objects itbl-ops.o"
340	fi
341	;;
342
343      mt)
344        using_cgen=yes
345	;;
346
347      i386 | s390 | sparc)
348	if test $this_target = $target ; then
349	  AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
350	fi
351	;;
352
353      xstormy16)
354	using_cgen=yes
355	;;
356
357      xc16x)
358	using_cgen=yes
359	;;
360
361      xtensa)
362	echo ${extra_objects} | grep -s "xtensa-relax.o"
363	if test $? -ne 0 ; then
364	  extra_objects="$extra_objects xtensa-relax.o"
365	fi
366	;;
367
368      *)
369	;;
370    esac
371
372    if test $using_cgen = yes ; then
373	case "x${extra_objects}" in
374	*cgen.o*) ;;
375	*) extra_objects="$extra_objects cgen.o" ;;
376	esac
377    fi
378
379# See if we really can support this configuration with the emulation code.
380
381    if test $this_target = $target ; then
382      obj_format=$fmt
383      te_file=$em
384    fi
385
386# From target name and format, produce a list of supported emulations.
387
388    case ${generic_target}-${fmt} in
389      mips-*-irix5*-*)	emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
390      mips*-*-linux*-*) case "$endian" in
391			big)	emulation="mipsbelf mipslelf mipself" ;;
392			*)	emulation="mipslelf mipsbelf mipself" ;;
393			esac ;;
394      mips-*-lnews*-ecoff) ;;
395      mips-*-*-ecoff)	case "$endian" in
396			big)	emulation="mipsbecoff mipslecoff mipsecoff" ;;
397			*)	emulation="mipslecoff mipsbecoff mipsecoff" ;;
398			esac ;;
399      mips-*-*-elf)	case "$endian" in
400			big)	emulation="mipsbelf mipslelf mipself" ;;
401			*)	emulation="mipslelf mipsbelf mipself" ;;
402			esac ;;
403      mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
404      # i386-pc-pe-coff != i386-pc-coff.
405      i386-*-pe-coff)	;;
406      # Uncommenting the next line will turn on support for i386 AOUT
407      # for the default linux configuration
408      # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
409      #
410      i386-*-aout)	emulation="i386aout" ;;
411      i386-*-coff)	emulation="i386coff" ;;
412      i386-*-elf)	emulation="i386elf" ;;
413
414      # Always all formats.  The first stated emulation becomes the default.
415      cris-*-*aout*)	emulation="crisaout criself" ;;
416      cris-*-*)		emulation="criself crisaout" ;;
417    esac
418
419    emulations="$emulations $emulation"
420
421done
422
423# Turn on all targets if possible
424if test ${all_targets} = "yes"; then
425  case ${target_cpu_type} in
426  i386)
427    case ${obj_format} in
428    aout)
429      emulations="$emulations i386coff i386elf"
430      ;;
431    coff)
432      emulations="$emulations i386aout i386elf"
433    ;;
434    elf)
435      emulations="$emulations i386aout i386coff"
436      ;;
437    esac
438  ;;
439  x86_64)
440    case ${obj_format} in
441    aout)
442      emulations="$emulations i386coff i386elf"
443      ;;
444    coff)
445      emulations="$emulations i386aout i386elf"
446    ;;
447    elf)
448      emulations="$emulations i386aout i386coff"
449      ;;
450    esac
451  ;;
452  esac
453fi
454
455# Assign floating point type.  Most processors with FP support
456# IEEE FP.  On those that don't support FP at all, usually IEEE
457# is emulated.
458case ${target_cpu} in
459  vax | pdp11 )	atof=vax ;;
460  *)		atof=ieee ;;
461esac
462
463case "${obj_format}" in
464  "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
465esac
466
467# Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
468cgen_cpu_prefix=""
469if test $using_cgen = yes ; then
470  case ${target_cpu} in
471    *) cgen_cpu_prefix=${target_cpu} ;;
472  esac
473  AC_SUBST(cgen_cpu_prefix)
474  AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
475fi
476
477dnl
478dnl Make sure the desired support files exist.
479dnl
480
481if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
482  AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
483fi
484
485if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
486  AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
487fi
488
489# Some COFF configurations want these random other flags set.
490case ${obj_format} in
491  coff)
492    case ${target_cpu_type} in
493      i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
494      m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
495      m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
496      x86_64) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
497    esac
498    ;;
499esac
500
501# Getting this done right is going to be a bitch.  Each configuration specified
502# with --enable-targets=... should be checked for environment, format, cpu
503# setting.
504#
505# For each configuration, the necessary object file support code must be linked
506# in.  This might be only one, it might be up to four.  The necessary emulation
507# code needs to be provided, too.
508#
509# And then there's "--enable-targets=all"....
510#
511# For now, just always do it for MIPS ELF or ECOFF configurations.  Sigh.
512
513formats="${obj_format}"
514emfiles=""
515EMULATIONS=""
516GAS_UNIQ(emulations)
517for em in . $emulations ; do
518  case $em in
519    .)	continue ;;
520    mipsbelf | mipslelf | mipself)
521	fmt=elf   file=mipself ;;
522    mipsbecoff | mipslecoff | mipsecoff)
523	fmt=ecoff file=mipsecoff ;;
524    *coff)
525	fmt=coff  file=$em ;;
526    *aout)
527	fmt=aout file=$em ;;
528    *elf)
529	fmt=elf file=$em ;;
530  esac
531  formats="$formats $fmt"
532  emfiles="$emfiles e-$file.o"
533  EMULATIONS="$EMULATIONS &$em,"
534done
535GAS_UNIQ(formats)
536GAS_UNIQ(emfiles)
537if test `set . $formats ; shift ; echo $#` -gt 1 ; then
538  for fmt in $formats ; do
539    case $fmt in
540      aout)	AC_DEFINE(OBJ_MAYBE_AOUT, 1,    [a.out support?])   ;;
541      bout)	AC_DEFINE(OBJ_MAYBE_BOUT, 1,    [b.out support?])   ;;
542      coff)	AC_DEFINE(OBJ_MAYBE_COFF, 1,    [COFF support?])    ;;
543      ecoff)	AC_DEFINE(OBJ_MAYBE_ECOFF, 1,   [ECOFF support?])   ;;
544      elf)	AC_DEFINE(OBJ_MAYBE_ELF, 1,     [ELF support?])     ;;
545      generic)	AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
546      som)	AC_DEFINE(OBJ_MAYBE_SOM, 1,     [SOM support?])     ;;
547    esac
548    extra_objects="$extra_objects obj-$fmt.o"
549  done
550  obj_format=multi
551fi
552if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
553  DEFAULT_EMULATION=`set . $emulations ; echo $2`
554  # e-mips* has more than one emulation per file, e-i386* has just one at the
555  # moment.  If only one emulation is specified, then don't define
556  # USE_EMULATIONS or include any of the e-files as they will only be bloat.
557  case "${obj_format}${emfiles}" in
558    multi* | *mips*)
559      extra_objects="$extra_objects $emfiles"
560      AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
561  esac
562fi
563AC_SUBST(extra_objects)
564AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
565AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
566		   [Default emulation.])
567
568reject_dev_configs=yes
569
570case ${reject_dev_configs}-${dev} in
571  yes-yes) # Oops.
572    AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
573    ;;
574esac
575
576AC_SUBST(target_cpu_type)
577AC_SUBST(obj_format)
578AC_SUBST(te_file)
579AC_SUBST(install_tooldir)
580AC_SUBST(atof)
581dnl AC_SUBST(emulation)
582
583# do we need the opcodes library?
584case "${need_opcodes}" in
585yes)
586  OPCODES_LIB=../opcodes/libopcodes.la
587  ;;
588esac
589
590AC_SUBST(OPCODES_LIB)
591
592AC_DEFINE_UNQUOTED(TARGET_ALIAS,	"${target_alias}", [Target alias.])
593AC_DEFINE_UNQUOTED(TARGET_CANONICAL,	"${target}",       [Canonical target.])
594AC_DEFINE_UNQUOTED(TARGET_CPU,		"${target_cpu}",   [Target CPU.])
595AC_DEFINE_UNQUOTED(TARGET_VENDOR,	"${target_vendor}", [Target vendor.])
596AC_DEFINE_UNQUOTED(TARGET_OS,		"${target_os}",    [Target OS.])
597
598AC_PROG_CC
599
600AC_PROG_YACC
601AM_PROG_LEX
602
603ALL_LINGUAS="fr tr es rw"
604ZW_GNU_GETTEXT_SISTER_DIR
605AM_PO_SUBDIRS
606
607AM_MAINTAINER_MODE
608AM_CONDITIONAL(GENINSRC_NEVER, false)
609AC_EXEEXT
610
611AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
612
613# Put this here so that autoconf's "cross-compiling" message doesn't confuse
614# people who are not cross-compiling but are compiling cross-assemblers.
615AC_MSG_CHECKING(whether compiling a cross-assembler)
616if test "${host}" = "${target}"; then
617  cross_gas=no
618else
619  cross_gas=yes
620  AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
621fi
622AC_MSG_RESULT($cross_gas)
623
624dnl ansidecl.h will deal with const
625dnl AC_CONST
626AC_FUNC_ALLOCA
627AC_C_INLINE
628
629# VMS doesn't have unlink.
630AC_CHECK_FUNCS(unlink remove, break)
631
632# Some systems don't have sbrk().
633AC_CHECK_FUNCS(sbrk)
634
635# do we need the math library?
636case "${need_libm}" in
637yes)
638  AC_CHECK_LIBM
639  AC_SUBST(LIBM)
640  ;;
641esac
642
643# Some non-ANSI preprocessors botch requoting inside strings.  That's bad
644# enough, but on some of those systems, the assert macro relies on requoting
645# working properly!
646GAS_WORKING_ASSERT
647
648# On some systems, the system header files may not declare malloc, realloc,
649# and free.  There are places where gas needs these functions to have been
650# declared -- such as when taking their addresses.
651gas_test_headers="
652#ifdef HAVE_MEMORY_H
653#include <memory.h>
654#endif
655#ifdef HAVE_STRING_H
656#include <string.h>
657#else
658#ifdef HAVE_STRINGS_H
659#include <strings.h>
660#endif
661#endif
662#ifdef HAVE_STDLIB_H
663#include <stdlib.h>
664#endif
665#ifdef HAVE_UNISTD_H
666#include <unistd.h>
667#endif
668"
669
670# Does errno.h declare errno, or do we have to add a separate declaration
671# for it?
672GAS_CHECK_DECL_NEEDED(errno, f, int f, [
673#ifdef HAVE_ERRNO_H
674#include <errno.h>
675#endif
676])
677
678AC_MSG_CHECKING(for a known getopt prototype in unistd.h)
679AC_CACHE_VAL(gas_cv_decl_getopt_unistd_h,
680[AC_TRY_COMPILE([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);],
681gas_cv_decl_getopt_unistd_h=yes, gas_cv_decl_getopt_unistd_h=no)])
682AC_MSG_RESULT($gas_cv_decl_getopt_unistd_h)
683if test $gas_cv_decl_getopt_unistd_h = yes; then
684  AC_DEFINE([HAVE_DECL_GETOPT], 1,
685	    [Is the prototype for getopt in <unistd.h> in the expected format?])
686fi
687
688GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
689GAS_CHECK_DECL_NEEDED(ffs, f, int (*f)(int), $gas_test_headers)
690GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
691GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
692GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
693GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
694
695AC_CHECK_DECLS([vsnprintf])
696
697BFD_BINARY_FOPEN
698
699dnl Required for html and install-html targets.
700AC_SUBST(datarootdir)
701AC_SUBST(docdir)
702AC_SUBST(htmldir)
703
704dnl This must come last.
705
706dnl We used to make symlinks to files in the source directory, but now
707dnl we just use the right name for .c files, and create .h files in
708dnl the build directory which include the right .h file.  Make sure
709dnl the old symlinks don't exist, so that a reconfigure in an existing
710dnl directory behaves reasonably.
711
712AC_CONFIG_FILES(Makefile doc/Makefile po/Makefile.in:po/Make-in)
713AC_CONFIG_COMMANDS([default],
714[rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
715 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
716 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
717 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
718 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
719 if test "x$cgen_cpu_prefix" != x ; then
720   echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
721 fi],
722[target_cpu_type=${target_cpu_type}
723 cgen_cpu_prefix=${cgen_cpu_prefix}
724 obj_format=${obj_format}
725 te_file=${te_file}])
726
727AC_OUTPUT
728