* configure.in: Set enable_shared before AM_PROG_LIBTOOL.
[deliverable/binutils-gdb.git] / opcodes / aclocal.m4
1 dnl aclocal.m4 generated automatically by aclocal 1.2
2
3 sinclude(../bfd/acinclude.m4)
4
5 # Do all the work for Automake. This macro actually does too much --
6 # some checks are only needed if your package does certain things.
7 # But this isn't really a big deal.
8
9 # serial 1
10
11 dnl Usage:
12 dnl AM_INIT_AUTOMAKE(package,version, [no-define])
13
14 AC_DEFUN(AM_INIT_AUTOMAKE,
15 [AC_REQUIRE([AM_PROG_INSTALL])
16 PACKAGE=[$1]
17 AC_SUBST(PACKAGE)
18 VERSION=[$2]
19 AC_SUBST(VERSION)
20 dnl test to see if srcdir already configured
21 if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
22 AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
23 fi
24 ifelse([$3],,
25 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
26 AC_DEFINE_UNQUOTED(VERSION, "$VERSION"))
27 AM_SANITY_CHECK
28 AC_ARG_PROGRAM
29 dnl FIXME This is truly gross.
30 missing_dir=`cd $ac_aux_dir && pwd`
31 AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
32 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
33 AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
34 AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
35 AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
36 AC_PROG_MAKE_SET])
37
38
39 # serial 1
40
41 AC_DEFUN(AM_PROG_INSTALL,
42 [AC_REQUIRE([AC_PROG_INSTALL])
43 test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
44 AC_SUBST(INSTALL_SCRIPT)dnl
45 ])
46
47 #
48 # Check to make sure that the build environment is sane.
49 #
50
51 AC_DEFUN(AM_SANITY_CHECK,
52 [AC_MSG_CHECKING([whether build environment is sane])
53 # Just in case
54 sleep 1
55 echo timestamp > conftestfile
56 # Do `set' in a subshell so we don't clobber the current shell's
57 # arguments. Must try -L first in case configure is actually a
58 # symlink; some systems play weird games with the mod time of symlinks
59 # (eg FreeBSD returns the mod time of the symlink's containing
60 # directory).
61 if (
62 set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
63 if test "$@" = "X"; then
64 # -L didn't work.
65 set X `ls -t $srcdir/configure conftestfile`
66 fi
67 test "[$]2" = conftestfile
68 )
69 then
70 # Ok.
71 :
72 else
73 AC_MSG_ERROR([newly created file is older than distributed files!
74 Check your system clock])
75 fi
76 rm -f conftest*
77 AC_MSG_RESULT(yes)])
78
79 dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
80 dnl The program must properly implement --version.
81 AC_DEFUN(AM_MISSING_PROG,
82 [AC_MSG_CHECKING(for working $2)
83 # Run test in a subshell; some versions of sh will print an error if
84 # an executable is not found, even if stderr is redirected.
85 # Redirect stdin to placate older versions of autoconf. Sigh.
86 if ($2 --version) < /dev/null > /dev/null 2>&1; then
87 $1=$2
88 AC_MSG_RESULT(found)
89 else
90 $1="$3/missing $2"
91 AC_MSG_RESULT(missing)
92 fi
93 AC_SUBST($1)])
94
95
96 # serial 9 AM_PROG_LIBTOOL
97 AC_DEFUN(AM_PROG_LIBTOOL,
98 [AC_REQUIRE([AC_CANONICAL_HOST])
99 AC_REQUIRE([AC_PROG_CC])
100 AC_REQUIRE([AC_PROG_RANLIB])
101 AC_REQUIRE([AM_PROG_LD])
102 AC_REQUIRE([AC_PROG_LN_S])
103
104 # Always use our own libtool.
105 LIBTOOL='$(top_builddir)/libtool'
106 AC_SUBST(LIBTOOL)
107
108 dnl Allow the --disable-shared flag to stop us from building shared libs.
109 AC_ARG_ENABLE(shared,
110 [ --enable-shared build shared libraries [default=yes]],
111 [if test "$enableval" = no; then
112 enable_shared=no
113 else
114 enable_shared=yes
115 fi])
116 libtool_shared=
117 test "$enable_shared" = no && libtool_shared=" --disable-shared"
118
119 dnl Allow the --disable-static flag to stop us from building static libs.
120 AC_ARG_ENABLE(static,
121 [ --enable-static build static libraries [default=yes]],
122 [if test "$enableval" = no; then
123 enable_static=no
124 else
125 enable_static=yes
126 fi])
127 libtool_static=
128 test "$enable_static" = no && libtool_static=" --disable-static"
129
130 libtool_flags="$libtool_shared$libtool_static"
131 test "$silent" = yes && libtool_flags="$libtool_flags --silent"
132 test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
133 test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
134
135 # Some flags need to be propagated to the compiler or linker for good
136 # libtool support.
137 [case "$host" in
138 *-*-irix6*)
139 ac_save_CFLAGS="$CFLAGS"
140 # -n32 always needs to be added to the linker when using GCC.
141 test "$ac_cv_prog_gcc" = yes && CFLAGS="$CFLAGS -n32"
142 for f in '-32' '-64' '-cckr' '-n32' '-mips1' '-mips2' '-mips3' '-mips4'; do
143 if echo " $CC $CFLAGS " | egrep -e "[ ]$f[ ]" > /dev/null; then
144 LD="${LD-ld} $f"
145 fi
146 done
147 CFLAGS="$ac_save_CFLAGS"
148 ;;
149
150 *-*-sco3.2v5*)
151 # On SCO OpenServer 5, we need -belf to get full-featured binaries.
152 CFLAGS="$CFLAGS -belf"
153 ;;
154 esac]
155
156 # Actually configure libtool. ac_aux_dir is where install-sh is found.
157 CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
158 LD="$LD" RANLIB="$RANLIB" LN_S="$LN_S" \
159 ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig \
160 $libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
161 || AC_MSG_ERROR([libtool configure failed])
162 ])
163
164 # AM_PROG_LD - find the path to the GNU or non-GNU linker
165 AC_DEFUN(AM_PROG_LD,
166 [AC_ARG_WITH(gnu-ld,
167 [ --with-gnu-ld assume the C compiler uses GNU ld [default=no]],
168 test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
169 if test "$with_gnu_ld" = yes; then
170 AC_MSG_CHECKING([for GNU ld])
171 else
172 AC_MSG_CHECKING([for non-GNU ld])
173 fi
174 AC_CACHE_VAL(ac_cv_path_LD,
175 [case "$LD" in
176 /*)
177 ac_cv_path_LD="$LD" # Let the user override the test with a path.
178 ;;
179 *)
180 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
181 for ac_dir in $PATH; do
182 test -z "$ac_dir" && ac_dir=.
183 if test -f "$ac_dir/ld"; then
184 ac_cv_path_LD="$ac_dir/ld"
185 # Check to see if the program is GNU ld. I'd rather use --version,
186 # but apparently some GNU ld's only accept -v.
187 # Break only if it was the GNU/non-GNU ld that we prefer.
188 if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU ld|with BFD)' > /dev/null; then
189 test "$with_gnu_ld" = yes && break
190 else
191 test "$with_gnu_ld" != yes && break
192 fi
193 fi
194 done
195 IFS="$ac_save_ifs"
196 ;;
197 esac])
198 LD="$ac_cv_path_LD"
199 if test -n "$LD"; then
200 AC_MSG_RESULT($LD)
201 else
202 AC_MSG_RESULT(no)
203 fi
204 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
205 AC_SUBST(LD)
206 AM_PROG_LD_GNU
207 ])
208
209 AC_DEFUN(AM_PROG_LD_GNU,
210 [AC_CACHE_CHECK([whether we are using GNU ld], ac_cv_prog_gnu_ld,
211 [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
212 if $LD -v 2>&1 </dev/null | egrep '(GNU ld|with BFD)' > /dev/null; then
213 ac_cv_prog_gnu_ld=yes
214 else
215 ac_cv_prog_gnu_ld=no
216 fi])
217 ])
218
219 # Like AC_CONFIG_HEADER, but automatically create stamp file.
220
221 AC_DEFUN(AM_CONFIG_HEADER,
222 [AC_PREREQ([2.12])
223 AC_CONFIG_HEADER([$1])
224 dnl When config.status generates a header, we must update the stamp-h file.
225 dnl This file resides in the same directory as the config header
226 dnl that is generated. We must strip everything past the first ":",
227 dnl and everything past the last "/".
228 AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl
229 ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>,
230 <<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>>dnl>>,
231 <<am_indx=1
232 for am_file in <<$1>>; do
233 case " <<$>>CONFIG_HEADERS " in
234 *" <<$>>am_file "*<<)>>
235 echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx
236 ;;
237 esac
238 am_indx=`expr "<<$>>am_indx" + 1`
239 done<<>>dnl>>)
240 changequote([,]))])
241
242 # Add --enable-maintainer-mode option to configure.
243 # From Jim Meyering
244
245 # serial 1
246
247 AC_DEFUN(AM_MAINTAINER_MODE,
248 [AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
249 dnl maintainer-mode is disabled by default
250 AC_ARG_ENABLE(maintainer-mode,
251 [ --enable-maintainer-mode enable make rules and dependencies not useful
252 (and sometimes confusing) to the casual installer],
253 USE_MAINTAINER_MODE=$enableval,
254 USE_MAINTAINER_MODE=no)
255 AC_MSG_RESULT($USE_MAINTAINER_MODE)
256 if test $USE_MAINTAINER_MODE = yes; then
257 MAINT=
258 else
259 MAINT='#M#'
260 fi
261 AC_SUBST(MAINT)dnl
262 ]
263 )
264
265 # Check to see if we're running under Cygwin32, without using
266 # AC_CANONICAL_*. If so, set output variable CYGWIN32 to "yes".
267 # Otherwise set it to "no".
268
269 dnl AM_CYGWIN32()
270 dnl You might think we can do this by checking for a cygwin32-specific
271 dnl cpp define.
272 AC_DEFUN(AM_CYGWIN32,
273 [AC_CACHE_CHECK(for Cygwin32 environment, am_cv_cygwin32,
274 [AC_TRY_COMPILE(,[int main () { return __CYGWIN32__; }],
275 am_cv_cygwin32=yes, am_cv_cygwin32=no)
276 rm -f conftest*])
277 CYGWIN32=
278 test "$am_cv_cygwin32" = yes && CYGWIN32=yes])
279
280 # Check to see if we're running under Win32, without using
281 # AC_CANONICAL_*. If so, set output variable EXEEXT to ".exe".
282 # Otherwise set it to "".
283
284 dnl AM_EXEEXT()
285 dnl This knows we add .exe if we're building in the Cygwin32
286 dnl environment. But if we're not, then it compiles a test program
287 dnl to see if there is a suffix for executables.
288 AC_DEFUN(AM_EXEEXT,
289 dnl AC_REQUIRE([AC_PROG_CC])AC_REQUIRE([AM_CYGWIN32])
290 AC_MSG_CHECKING([for executable suffix])
291 [AC_CACHE_VAL(am_cv_exeext,
292 [if test "$CYGWIN32" = yes; then
293 am_cv_exeext=.exe
294 else
295 cat > am_c_test.c << 'EOF'
296 int main() {
297 /* Nothing needed here */
298 }
299 EOF
300 ${CC-cc} -o am_c_test $CFLAGS $CPPFLAGS $LDFLAGS am_c_test.c $LIBS 1>&5
301 am_cv_exeext=`ls am_c_test.* | grep -v am_c_test.c | sed -e s/am_c_test//`
302 rm -f am_c_test*])
303 test x"${am_cv_exeext}" = x && am_cv_exeext=no
304 fi
305 EXEEXT=""
306 test x"${am_cv_exeext}" != xno && EXEEXT=${am_cv_exeext}
307 AC_MSG_RESULT(${am_cv_exeext})
308 AC_SUBST(EXEEXT)])
309
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