* configure.in: Use AM_DISABLE_SHARED.
[deliverable/binutils-gdb.git] / opcodes / aclocal.m4
1 dnl aclocal.m4 generated automatically by aclocal 1.2e
2
3 dnl Copyright (C) 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
4 dnl This Makefile.in is free software; the Free Software Foundation
5 dnl gives unlimited permission to copy and/or distribute it,
6 dnl with or without modifications, as long as this notice is preserved.
7
8 dnl This program is distributed in the hope that it will be useful,
9 dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
10 dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
11 dnl PARTICULAR PURPOSE.
12
13 sinclude(../bfd/acinclude.m4)
14
15 # Do all the work for Automake. This macro actually does too much --
16 # some checks are only needed if your package does certain things.
17 # But this isn't really a big deal.
18
19 # serial 1
20
21 dnl Usage:
22 dnl AM_INIT_AUTOMAKE(package,version, [no-define])
23
24 AC_DEFUN(AM_INIT_AUTOMAKE,
25 [AC_REQUIRE([AM_PROG_INSTALL])
26 PACKAGE=[$1]
27 AC_SUBST(PACKAGE)
28 VERSION=[$2]
29 AC_SUBST(VERSION)
30 dnl test to see if srcdir already configured
31 if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
32 AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
33 fi
34 ifelse([$3],,
35 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
36 AC_DEFINE_UNQUOTED(VERSION, "$VERSION"))
37 AC_REQUIRE([AM_SANITY_CHECK])
38 AC_REQUIRE([AC_ARG_PROGRAM])
39 dnl FIXME This is truly gross.
40 missing_dir=`cd $ac_aux_dir && pwd`
41 AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
42 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
43 AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
44 AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
45 AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
46 AC_REQUIRE([AC_PROG_MAKE_SET])])
47
48
49 # serial 1
50
51 AC_DEFUN(AM_PROG_INSTALL,
52 [AC_REQUIRE([AC_PROG_INSTALL])
53 test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
54 AC_SUBST(INSTALL_SCRIPT)dnl
55 ])
56
57 #
58 # Check to make sure that the build environment is sane.
59 #
60
61 AC_DEFUN(AM_SANITY_CHECK,
62 [AC_MSG_CHECKING([whether build environment is sane])
63 # Just in case
64 sleep 1
65 echo timestamp > conftestfile
66 # Do `set' in a subshell so we don't clobber the current shell's
67 # arguments. Must try -L first in case configure is actually a
68 # symlink; some systems play weird games with the mod time of symlinks
69 # (eg FreeBSD returns the mod time of the symlink's containing
70 # directory).
71 if (
72 set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
73 if test "[$]*" = "X"; then
74 # -L didn't work.
75 set X `ls -t $srcdir/configure conftestfile`
76 fi
77 if test "[$]*" != "X $srcdir/configure conftestfile" \
78 && test "[$]*" != "X conftestfile $srcdir/configure"; then
79
80 # If neither matched, then we have a broken ls. This can happen
81 # if, for instance, CONFIG_SHELL is bash and it inherits a
82 # broken ls alias from the environment. This has actually
83 # happened. Such a system could not be considered "sane".
84 AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
85 alias in your environment])
86 fi
87
88 test "[$]2" = conftestfile
89 )
90 then
91 # Ok.
92 :
93 else
94 AC_MSG_ERROR([newly created file is older than distributed files!
95 Check your system clock])
96 fi
97 rm -f conftest*
98 AC_MSG_RESULT(yes)])
99
100 dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
101 dnl The program must properly implement --version.
102 AC_DEFUN(AM_MISSING_PROG,
103 [AC_MSG_CHECKING(for working $2)
104 # Run test in a subshell; some versions of sh will print an error if
105 # an executable is not found, even if stderr is redirected.
106 # Redirect stdin to placate older versions of autoconf. Sigh.
107 if ($2 --version) < /dev/null > /dev/null 2>&1; then
108 $1=$2
109 AC_MSG_RESULT(found)
110 else
111 $1="$3/missing $2"
112 AC_MSG_RESULT(missing)
113 fi
114 AC_SUBST($1)])
115
116
117 # serial 24 AM_PROG_LIBTOOL
118 AC_DEFUN(AM_PROG_LIBTOOL,
119 [AC_REQUIRE([AM_ENABLE_SHARED])dnl
120 AC_REQUIRE([AM_ENABLE_STATIC])dnl
121 AC_REQUIRE([AC_CANONICAL_HOST])dnl
122 AC_REQUIRE([AC_PROG_RANLIB])dnl
123 AC_REQUIRE([AC_PROG_CC])dnl
124 AC_REQUIRE([AM_PROG_LD])dnl
125 AC_REQUIRE([AM_PROG_NM])dnl
126 AC_REQUIRE([AC_PROG_LN_S])dnl
127 dnl
128 # Always use our own libtool.
129 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
130 AC_SUBST(LIBTOOL)dnl
131
132 # Check for any special flags to pass to ltconfig.
133 libtool_flags=
134 test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
135 test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
136 test "$silent" = yes && libtool_flags="$libtool_flags --silent"
137 test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
138 test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
139
140 # Some flags need to be propagated to the compiler or linker for good
141 # libtool support.
142 case "$host" in
143 *-*-irix6*)
144 # Find out which ABI we are using.
145 echo '[#]line __oline__ "configure"' > conftest.$ac_ext
146 if AC_TRY_EVAL(ac_compile); then
147 case "`/usr/bin/file conftest.o`" in
148 *32-bit*)
149 LD="${LD-ld} -32"
150 ;;
151 *N32*)
152 LD="${LD-ld} -n32"
153 ;;
154 *64-bit*)
155 LD="${LD-ld} -64"
156 ;;
157 esac
158 fi
159 rm -rf conftest*
160 ;;
161
162 *-*-sco3.2v5*)
163 # On SCO OpenServer 5, we need -belf to get full-featured binaries.
164 CFLAGS="$CFLAGS -belf"
165 ;;
166 esac
167
168 # Actually configure libtool. ac_aux_dir is where install-sh is found.
169 CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
170 LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \
171 ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig \
172 $libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
173 || AC_MSG_ERROR([libtool configure failed])
174 ])
175
176 # AM_ENABLE_SHARED - implement the --enable-shared flag
177 # Usage: AM_ENABLE_SHARED[(DEFAULT)]
178 # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
179 # `yes'.
180 AC_DEFUN(AM_ENABLE_SHARED,
181 [define([AM_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
182 AC_ARG_ENABLE(shared,
183 changequote(<<, >>)dnl
184 << --enable-shared build shared libraries [default=>>AM_ENABLE_SHARED_DEFAULT]
185 changequote([, ])dnl
186 [ --enable-shared=PKGS only build shared libraries if the current package
187 appears as an element in the PKGS list],
188 [p=${PACKAGE-default}
189 case "$enableval" in
190 yes) enable_shared=yes ;;
191 no) enable_shared=no ;;
192 *)
193 enable_shared=no
194 # Look at the argument we got. We use all the common list separators.
195 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
196 for pkg in $enableval; do
197 if test "X$pkg" = "X$p"; then
198 enable_shared=yes
199 fi
200 done
201 IFS="$ac_save_ifs"
202 ;;
203 esac],
204 enable_shared=AM_ENABLE_SHARED_DEFAULT)dnl
205 ])
206
207 # AM_DISABLE_SHARED - set the default shared flag to --disable-shared
208 AC_DEFUN(AM_DISABLE_SHARED,
209 [AM_ENABLE_SHARED(no)])
210
211 # AM_DISABLE_STATIC - set the default static flag to --disable-static
212 AC_DEFUN(AM_DISABLE_STATIC,
213 [AM_ENABLE_STATIC(no)])
214
215 # AM_ENABLE_STATIC - implement the --enable-static flag
216 # Usage: AM_ENABLE_STATIC[(DEFAULT)]
217 # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
218 # `yes'.
219 AC_DEFUN(AM_ENABLE_STATIC,
220 [define([AM_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
221 AC_ARG_ENABLE(static,
222 changequote(<<, >>)dnl
223 << --enable-static build static libraries [default=>>AM_ENABLE_STATIC_DEFAULT]
224 changequote([, ])dnl
225 [ --enable-static=PKGS only build shared libraries if the current package
226 appears as an element in the PKGS list],
227 [p=${PACKAGE-default}
228 case "$enableval" in
229 yes) enable_static=yes ;;
230 no) enable_static=no ;;
231 *)
232 enable_static=no
233 # Look at the argument we got. We use all the common list separators.
234 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
235 for pkg in $enableval; do
236 if test "X$pkg" = "X$p"; then
237 enable_static=yes
238 fi
239 done
240 IFS="$ac_save_ifs"
241 ;;
242 esac],
243 enable_static=AM_ENABLE_STATIC_DEFAULT)dnl
244 ])
245
246
247 # AM_PROG_LD - find the path to the GNU or non-GNU linker
248 AC_DEFUN(AM_PROG_LD,
249 [AC_ARG_WITH(gnu-ld,
250 [ --with-gnu-ld assume the C compiler uses GNU ld [default=no]],
251 test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
252 AC_REQUIRE([AC_PROG_CC])
253 ac_prog=ld
254 if test "$ac_cv_prog_gcc" = yes; then
255 # Check if gcc -print-prog-name=ld gives a path.
256 AC_MSG_CHECKING([for ld used by GCC])
257 ac_prog=`($CC -print-prog-name=ld) 2>&5`
258 case "$ac_prog" in
259 # Accept absolute paths.
260 /* | [A-Za-z]:\\*)
261 test -z "$LD" && LD="$ac_prog"
262 ;;
263 "")
264 # If it fails, then pretend we aren't using GCC.
265 ac_prog=ld
266 ;;
267 *)
268 # If it is relative, then search for the first ld in PATH.
269 with_gnu_ld=unknown
270 ;;
271 esac
272 elif test "$with_gnu_ld" = yes; then
273 AC_MSG_CHECKING([for GNU ld])
274 else
275 AC_MSG_CHECKING([for non-GNU ld])
276 fi
277 AC_CACHE_VAL(ac_cv_path_LD,
278 [if test -z "$LD"; then
279 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
280 for ac_dir in $PATH; do
281 test -z "$ac_dir" && ac_dir=.
282 if test -f "$ac_dir/$ac_prog"; then
283 ac_cv_path_LD="$ac_dir/$ac_prog"
284 # Check to see if the program is GNU ld. I'd rather use --version,
285 # but apparently some GNU ld's only accept -v.
286 # Break only if it was the GNU/non-GNU ld that we prefer.
287 if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
288 test "$with_gnu_ld" != no && break
289 else
290 test "$with_gnu_ld" != yes && break
291 fi
292 fi
293 done
294 IFS="$ac_save_ifs"
295 else
296 ac_cv_path_LD="$LD" # Let the user override the test with a path.
297 fi])
298 LD="$ac_cv_path_LD"
299 if test -n "$LD"; then
300 AC_MSG_RESULT($LD)
301 else
302 AC_MSG_RESULT(no)
303 fi
304 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
305 AC_SUBST(LD)
306 AM_PROG_LD_GNU
307 ])
308
309 AC_DEFUN(AM_PROG_LD_GNU,
310 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld,
311 [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
312 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
313 ac_cv_prog_gnu_ld=yes
314 else
315 ac_cv_prog_gnu_ld=no
316 fi])
317 ])
318
319 # AM_PROG_NM - find the path to a BSD-compatible name lister
320 AC_DEFUN(AM_PROG_NM,
321 [AC_MSG_CHECKING([for BSD-compatible nm])
322 AC_CACHE_VAL(ac_cv_path_NM,
323 [case "$NM" in
324 /* | [A-Za-z]:\\*)
325 ac_cv_path_NM="$NM" # Let the user override the test with a path.
326 ;;
327 *)
328 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
329 for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do
330 test -z "$ac_dir" && ac_dir=.
331 if test -f $ac_dir/nm; then
332 # Check to see if the nm accepts a BSD-compat flag.
333 # Adding the `sed 1q' prevents false positives on HP-UX, which says:
334 # nm: unknown option "B" ignored
335 if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
336 ac_cv_path_NM="$ac_dir/nm -B"
337 elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
338 ac_cv_path_NM="$ac_dir/nm -p"
339 else
340 ac_cv_path_NM="$ac_dir/nm"
341 fi
342 break
343 fi
344 done
345 IFS="$ac_save_ifs"
346 test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm
347 ;;
348 esac])
349 NM="$ac_cv_path_NM"
350 AC_MSG_RESULT([$NM])
351 AC_SUBST(NM)
352 ])
353
354 # Like AC_CONFIG_HEADER, but automatically create stamp file.
355
356 AC_DEFUN(AM_CONFIG_HEADER,
357 [AC_PREREQ([2.12])
358 AC_CONFIG_HEADER([$1])
359 dnl When config.status generates a header, we must update the stamp-h file.
360 dnl This file resides in the same directory as the config header
361 dnl that is generated. We must strip everything past the first ":",
362 dnl and everything past the last "/".
363 AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl
364 ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>,
365 <<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>>dnl>>,
366 <<am_indx=1
367 for am_file in <<$1>>; do
368 case " <<$>>CONFIG_HEADERS " in
369 *" <<$>>am_file "*<<)>>
370 echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx
371 ;;
372 esac
373 am_indx=`expr "<<$>>am_indx" + 1`
374 done<<>>dnl>>)
375 changequote([,]))])
376
377 # Add --enable-maintainer-mode option to configure.
378 # From Jim Meyering
379
380 # serial 1
381
382 AC_DEFUN(AM_MAINTAINER_MODE,
383 [AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
384 dnl maintainer-mode is disabled by default
385 AC_ARG_ENABLE(maintainer-mode,
386 [ --enable-maintainer-mode enable make rules and dependencies not useful
387 (and sometimes confusing) to the casual installer],
388 USE_MAINTAINER_MODE=$enableval,
389 USE_MAINTAINER_MODE=no)
390 AC_MSG_RESULT($USE_MAINTAINER_MODE)
391 if test $USE_MAINTAINER_MODE = yes; then
392 MAINT=
393 else
394 MAINT='#M#'
395 fi
396 AC_SUBST(MAINT)dnl
397 ]
398 )
399
400 # Check to see if we're running under Cygwin32, without using
401 # AC_CANONICAL_*. If so, set output variable CYGWIN32 to "yes".
402 # Otherwise set it to "no".
403
404 dnl AM_CYGWIN32()
405 AC_DEFUN(AM_CYGWIN32,
406 [AC_CACHE_CHECK(for Cygwin32 environment, am_cv_cygwin32,
407 [AC_TRY_COMPILE(,[return __CYGWIN32__;],
408 am_cv_cygwin32=yes, am_cv_cygwin32=no)
409 rm -f conftest*])
410 CYGWIN32=
411 test "$am_cv_cygwin32" = yes && CYGWIN32=yes])
412
413 # Check to see if we're running under Win32, without using
414 # AC_CANONICAL_*. If so, set output variable EXEEXT to ".exe".
415 # Otherwise set it to "".
416
417 dnl AM_EXEEXT()
418 dnl This knows we add .exe if we're building in the Cygwin32
419 dnl environment. But if we're not, then it compiles a test program
420 dnl to see if there is a suffix for executables.
421 AC_DEFUN(AM_EXEEXT,
422 [AC_REQUIRE([AM_CYGWIN32])
423 AC_REQUIRE([AM_MINGW32])
424 AC_MSG_CHECKING([for executable suffix])
425 AC_CACHE_VAL(am_cv_exeext,
426 [if test "$CYGWIN32" = yes || test "$MINGW32" = yes; then
427 am_cv_exeext=.exe
428 else
429 cat > am_c_test.c << 'EOF'
430 int main() {
431 /* Nothing needed here */
432 }
433 EOF
434 ${CC-cc} -o am_c_test $CFLAGS $CPPFLAGS $LDFLAGS am_c_test.c $LIBS 1>&5
435 am_cv_exeext=`echo am_c_test.* | grep -v am_c_test.c | sed -e s/am_c_test//`
436 rm -f am_c_test*])
437 test x"${am_cv_exeext}" = x && am_cv_exeext=no
438 fi
439 EXEEXT=""
440 test x"${am_cv_exeext}" != xno && EXEEXT=${am_cv_exeext}
441 AC_MSG_RESULT(${am_cv_exeext})
442 AC_SUBST(EXEEXT)])
443
444 # Check to see if we're running under Mingw, without using
445 # AC_CANONICAL_*. If so, set output variable MINGW32 to "yes".
446 # Otherwise set it to "no".
447
448 dnl AM_MINGW32()
449 AC_DEFUN(AM_MINGW32,
450 [AC_CACHE_CHECK(for Mingw32 environment, am_cv_mingw32,
451 [AC_TRY_COMPILE(,[return __MINGW32__;],
452 am_cv_mingw32=yes, am_cv_mingw32=no)
453 rm -f conftest*])
454 MINGW32=
455 test "$am_cv_mingw32" = yes && MINGW32=yes])
456
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