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2e1a7175 TF |
1 | dnl aclocal.m4 generated automatically by aclocal 1.4 |
2 | ||
3 | dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc. | |
4 | dnl This file 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 | dnl This provides configure definitions used by all the newlib | |
14 | dnl configure.in files. | |
15 | ||
16 | dnl Basic newlib configury. This calls basic introductory stuff, | |
17 | dnl including AM_INIT_AUTOMAKE and AC_CANONICAL_HOST. It also runs | |
18 | dnl configure.host. The only argument is the relative path to the top | |
19 | dnl newlib directory. | |
20 | ||
21 | AC_DEFUN(NEWLIB_CONFIGURE, | |
22 | [ | |
23 | dnl Default to --enable-multilib | |
24 | AC_ARG_ENABLE(multilib, | |
25 | [ --enable-multilib build many library versions (default)], | |
26 | [case "${enableval}" in | |
27 | yes) multilib=yes ;; | |
28 | no) multilib=no ;; | |
29 | *) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;; | |
30 | esac], [multilib=yes])dnl | |
31 | ||
32 | dnl Support --enable-target-optspace | |
33 | AC_ARG_ENABLE(target-optspace, | |
34 | [ --enable-target-optspace optimize for space], | |
35 | [case "${enableval}" in | |
36 | yes) target_optspace=yes ;; | |
37 | no) target_optspace=no ;; | |
38 | *) AC_MSG_ERROR(bad value ${enableval} for target-optspace option) ;; | |
39 | esac], [target_optspace=])dnl | |
40 | ||
41 | dnl Support --enable-malloc-debugging - currently only supported for Cygwin | |
42 | AC_ARG_ENABLE(malloc-debugging, | |
43 | [ --enable-malloc-debugging indicate malloc debugging requested], | |
44 | [case "${enableval}" in | |
45 | yes) malloc_debugging=yes ;; | |
46 | no) malloc_debugging=no ;; | |
47 | *) AC_MSG_ERROR(bad value ${enableval} for malloc-debugging option) ;; | |
48 | esac], [malloc_debugging=])dnl | |
49 | ||
50 | dnl Support --enable-newlib-mb | |
51 | AC_ARG_ENABLE(newlib-mb, | |
52 | [ --enable-newlib-mb enable multibyte support], | |
53 | [case "${enableval}" in | |
54 | yes) newlib_mb=yes ;; | |
55 | no) newlib_mb=no ;; | |
56 | *) AC_MSG_ERROR(bad value ${enableval} for newlib-mb option) ;; | |
57 | esac], [newlib_mb=no])dnl | |
58 | ||
afecf2fa JJ |
59 | dnl Support --disable-newlib-io-float |
60 | AC_ARG_ENABLE(newlib-io-float, | |
61 | [ --disable-newlib-io-float disable printf/scanf family float support], | |
62 | [case "${enableval}" in | |
63 | yes) newlib_io_float=yes ;; | |
64 | no) newlib_io_float=no ;; | |
65 | *) AC_MSG_ERROR(bad value ${enableval} for newlib-io-float option) ;; | |
66 | esac], [newlib_io_float=yes])dnl | |
67 | ||
68 | ||
2e1a7175 TF |
69 | dnl We may get other options which we don't document: |
70 | dnl --with-target-subdir, --with-multisrctop, --with-multisubdir | |
71 | ||
72 | test -z "[$]{with_target_subdir}" && with_target_subdir=. | |
73 | ||
74 | if test "[$]{srcdir}" = "."; then | |
75 | if test "[$]{with_target_subdir}" != "."; then | |
76 | newlib_basedir="[$]{srcdir}/[$]{with_multisrctop}../$1" | |
77 | else | |
78 | newlib_basedir="[$]{srcdir}/[$]{with_multisrctop}$1" | |
79 | fi | |
80 | else | |
81 | newlib_basedir="[$]{srcdir}/$1" | |
82 | fi | |
83 | AC_SUBST(newlib_basedir) | |
84 | ||
eaa75b70 | 85 | AC_CANONICAL_SYSTEM |
2e1a7175 TF |
86 | |
87 | AM_INIT_AUTOMAKE(newlib, 1.10.0) | |
88 | ||
89 | # FIXME: We temporarily define our own version of AC_PROG_CC. This is | |
90 | # copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We | |
91 | # are probably using a cross compiler, which will not be able to fully | |
92 | # link an executable. This should really be fixed in autoconf | |
93 | # itself. | |
94 | ||
95 | AC_DEFUN(LIB_AC_PROG_CC, | |
96 | [AC_BEFORE([$0], [AC_PROG_CPP])dnl | |
97 | AC_CHECK_PROG(CC, gcc, gcc) | |
98 | if test -z "$CC"; then | |
99 | AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc) | |
100 | test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH]) | |
101 | fi | |
102 | ||
103 | AC_PROG_CC_GNU | |
104 | ||
105 | if test $ac_cv_prog_gcc = yes; then | |
106 | GCC=yes | |
107 | dnl Check whether -g works, even if CFLAGS is set, in case the package | |
108 | dnl plays around with CFLAGS (such as to build both debugging and | |
109 | dnl normal versions of a library), tasteless as that idea is. | |
110 | ac_test_CFLAGS="${CFLAGS+set}" | |
111 | ac_save_CFLAGS="$CFLAGS" | |
112 | CFLAGS= | |
113 | AC_PROG_CC_G | |
114 | if test "$ac_test_CFLAGS" = set; then | |
115 | CFLAGS="$ac_save_CFLAGS" | |
116 | elif test $ac_cv_prog_cc_g = yes; then | |
117 | CFLAGS="-g -O2" | |
118 | else | |
119 | CFLAGS="-O2" | |
120 | fi | |
121 | else | |
122 | GCC= | |
123 | test "${CFLAGS+set}" = set || CFLAGS="-g" | |
124 | fi | |
125 | ]) | |
126 | ||
127 | LIB_AC_PROG_CC | |
128 | ||
2e1a7175 TF |
129 | AC_CHECK_TOOL(AS, as) |
130 | AC_CHECK_TOOL(AR, ar) | |
131 | AC_CHECK_TOOL(RANLIB, ranlib, :) | |
132 | ||
133 | AC_PROG_INSTALL | |
134 | ||
135 | AM_MAINTAINER_MODE | |
136 | ||
137 | # We need AC_EXEEXT to keep automake happy in cygnus mode. However, | |
138 | # at least currently, we never actually build a program, so we never | |
139 | # need to use $(EXEEXT). Moreover, the test for EXEEXT normally | |
140 | # fails, because we are probably configuring with a cross compiler | |
141 | # which can't create executables. So we include AC_EXEEXT to keep | |
142 | # automake happy, but we don't execute it, since we don't care about | |
143 | # the result. | |
144 | if false; then | |
145 | AC_EXEEXT | |
146 | fi | |
147 | ||
148 | . [$]{newlib_basedir}/configure.host | |
149 | ||
2e1a7175 TF |
150 | newlib_cflags="[$]{newlib_cflags} -fno-builtin" |
151 | ||
152 | NEWLIB_CFLAGS=${newlib_cflags} | |
153 | AC_SUBST(NEWLIB_CFLAGS) | |
154 | ||
155 | LDFLAGS=${ldflags} | |
156 | AC_SUBST(LDFLAGS) | |
157 | ||
158 | AM_CONDITIONAL(USE_LIBTOOL, test x[$]{use_libtool} = xyes) | |
159 | AC_SUBST(oext) | |
160 | AC_SUBST(aext) | |
161 | ||
162 | AC_SUBST(libm_machine_dir) | |
163 | AC_SUBST(machine_dir) | |
164 | AC_SUBST(sys_dir) | |
165 | ]) | |
166 | ||
167 | # Do all the work for Automake. This macro actually does too much -- | |
168 | # some checks are only needed if your package does certain things. | |
169 | # But this isn't really a big deal. | |
170 | ||
171 | # serial 1 | |
172 | ||
173 | dnl Usage: | |
174 | dnl AM_INIT_AUTOMAKE(package,version, [no-define]) | |
175 | ||
176 | AC_DEFUN(AM_INIT_AUTOMAKE, | |
177 | [AC_REQUIRE([AC_PROG_INSTALL]) | |
178 | PACKAGE=[$1] | |
179 | AC_SUBST(PACKAGE) | |
180 | VERSION=[$2] | |
181 | AC_SUBST(VERSION) | |
182 | dnl test to see if srcdir already configured | |
183 | if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then | |
184 | AC_MSG_ERROR([source directory already configured; run "make distclean" there first]) | |
185 | fi | |
186 | ifelse([$3],, | |
187 | AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package]) | |
188 | AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])) | |
189 | AC_REQUIRE([AM_SANITY_CHECK]) | |
190 | AC_REQUIRE([AC_ARG_PROGRAM]) | |
191 | dnl FIXME This is truly gross. | |
192 | missing_dir=`cd $ac_aux_dir && pwd` | |
193 | AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir) | |
194 | AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir) | |
195 | AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir) | |
196 | AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir) | |
197 | AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir) | |
198 | AC_REQUIRE([AC_PROG_MAKE_SET])]) | |
199 | ||
200 | # | |
201 | # Check to make sure that the build environment is sane. | |
202 | # | |
203 | ||
204 | AC_DEFUN(AM_SANITY_CHECK, | |
205 | [AC_MSG_CHECKING([whether build environment is sane]) | |
206 | # Just in case | |
207 | sleep 1 | |
208 | echo timestamp > conftestfile | |
209 | # Do `set' in a subshell so we don't clobber the current shell's | |
210 | # arguments. Must try -L first in case configure is actually a | |
211 | # symlink; some systems play weird games with the mod time of symlinks | |
212 | # (eg FreeBSD returns the mod time of the symlink's containing | |
213 | # directory). | |
214 | if ( | |
215 | set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null` | |
216 | if test "[$]*" = "X"; then | |
217 | # -L didn't work. | |
218 | set X `ls -t $srcdir/configure conftestfile` | |
219 | fi | |
220 | if test "[$]*" != "X $srcdir/configure conftestfile" \ | |
221 | && test "[$]*" != "X conftestfile $srcdir/configure"; then | |
222 | ||
223 | # If neither matched, then we have a broken ls. This can happen | |
224 | # if, for instance, CONFIG_SHELL is bash and it inherits a | |
225 | # broken ls alias from the environment. This has actually | |
226 | # happened. Such a system could not be considered "sane". | |
227 | AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken | |
228 | alias in your environment]) | |
229 | fi | |
230 | ||
231 | test "[$]2" = conftestfile | |
232 | ) | |
233 | then | |
234 | # Ok. | |
235 | : | |
236 | else | |
237 | AC_MSG_ERROR([newly created file is older than distributed files! | |
238 | Check your system clock]) | |
239 | fi | |
240 | rm -f conftest* | |
241 | AC_MSG_RESULT(yes)]) | |
242 | ||
243 | dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY) | |
244 | dnl The program must properly implement --version. | |
245 | AC_DEFUN(AM_MISSING_PROG, | |
246 | [AC_MSG_CHECKING(for working $2) | |
247 | # Run test in a subshell; some versions of sh will print an error if | |
248 | # an executable is not found, even if stderr is redirected. | |
249 | # Redirect stdin to placate older versions of autoconf. Sigh. | |
250 | if ($2 --version) < /dev/null > /dev/null 2>&1; then | |
251 | $1=$2 | |
252 | AC_MSG_RESULT(found) | |
253 | else | |
254 | $1="$3/missing $2" | |
255 | AC_MSG_RESULT(missing) | |
256 | fi | |
257 | AC_SUBST($1)]) | |
258 | ||
259 | # Add --enable-maintainer-mode option to configure. | |
260 | # From Jim Meyering | |
261 | ||
262 | # serial 1 | |
263 | ||
264 | AC_DEFUN(AM_MAINTAINER_MODE, | |
265 | [AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) | |
266 | dnl maintainer-mode is disabled by default | |
267 | AC_ARG_ENABLE(maintainer-mode, | |
268 | [ --enable-maintainer-mode enable make rules and dependencies not useful | |
269 | (and sometimes confusing) to the casual installer], | |
270 | USE_MAINTAINER_MODE=$enableval, | |
271 | USE_MAINTAINER_MODE=no) | |
272 | AC_MSG_RESULT($USE_MAINTAINER_MODE) | |
273 | AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes) | |
274 | MAINT=$MAINTAINER_MODE_TRUE | |
275 | AC_SUBST(MAINT)dnl | |
276 | ] | |
277 | ) | |
278 | ||
279 | # Define a conditional. | |
280 | ||
281 | AC_DEFUN(AM_CONDITIONAL, | |
282 | [AC_SUBST($1_TRUE) | |
283 | AC_SUBST($1_FALSE) | |
284 | if $2; then | |
285 | $1_TRUE= | |
286 | $1_FALSE='#' | |
287 | else | |
288 | $1_TRUE='#' | |
289 | $1_FALSE= | |
290 | fi]) | |
291 | ||
292 | ||
293 | # serial 40 AC_PROG_LIBTOOL | |
294 | AC_DEFUN(AC_PROG_LIBTOOL, | |
295 | [AC_REQUIRE([AC_LIBTOOL_SETUP])dnl | |
296 | ||
297 | # Save cache, so that ltconfig can load it | |
298 | AC_CACHE_SAVE | |
299 | ||
300 | # Actually configure libtool. ac_aux_dir is where install-sh is found. | |
301 | CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \ | |
302 | LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \ | |
303 | LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" \ | |
304 | DLLTOOL="$DLLTOOL" AS="$AS" OBJDUMP="$OBJDUMP" \ | |
305 | ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \ | |
306 | $libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \ | |
307 | || AC_MSG_ERROR([libtool configure failed]) | |
308 | ||
309 | # Reload cache, that may have been modified by ltconfig | |
310 | AC_CACHE_LOAD | |
311 | ||
312 | # This can be used to rebuild libtool when needed | |
313 | LIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh" | |
314 | ||
315 | # Always use our own libtool. | |
316 | LIBTOOL='$(SHELL) $(top_builddir)/libtool' | |
317 | AC_SUBST(LIBTOOL)dnl | |
318 | ||
319 | # Redirect the config.log output again, so that the ltconfig log is not | |
320 | # clobbered by the next message. | |
321 | exec 5>>./config.log | |
322 | ]) | |
323 | ||
324 | AC_DEFUN(AC_LIBTOOL_SETUP, | |
325 | [AC_PREREQ(2.13)dnl | |
326 | AC_REQUIRE([AC_ENABLE_SHARED])dnl | |
327 | AC_REQUIRE([AC_ENABLE_STATIC])dnl | |
328 | AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl | |
329 | AC_REQUIRE([AC_CANONICAL_HOST])dnl | |
330 | AC_REQUIRE([AC_CANONICAL_BUILD])dnl | |
331 | AC_REQUIRE([AC_PROG_RANLIB])dnl | |
332 | AC_REQUIRE([AC_PROG_CC])dnl | |
333 | AC_REQUIRE([AC_PROG_LD])dnl | |
334 | AC_REQUIRE([AC_PROG_NM])dnl | |
335 | AC_REQUIRE([AC_PROG_LN_S])dnl | |
336 | dnl | |
337 | ||
338 | # Check for any special flags to pass to ltconfig. | |
339 | libtool_flags="--cache-file=$cache_file" | |
340 | test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared" | |
341 | test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static" | |
342 | test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install" | |
343 | test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc" | |
344 | test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld" | |
345 | ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN], | |
346 | [libtool_flags="$libtool_flags --enable-dlopen"]) | |
347 | ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL], | |
348 | [libtool_flags="$libtool_flags --enable-win32-dll"]) | |
349 | AC_ARG_ENABLE(libtool-lock, | |
350 | [ --disable-libtool-lock avoid locking (might break parallel builds)]) | |
351 | test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock" | |
352 | test x"$silent" = xyes && libtool_flags="$libtool_flags --silent" | |
353 | ||
354 | # Some flags need to be propagated to the compiler or linker for good | |
355 | # libtool support. | |
356 | case "$host" in | |
357 | *-*-irix6*) | |
358 | # Find out which ABI we are using. | |
359 | echo '[#]line __oline__ "configure"' > conftest.$ac_ext | |
360 | if AC_TRY_EVAL(ac_compile); then | |
361 | case "`/usr/bin/file conftest.o`" in | |
362 | *32-bit*) | |
363 | LD="${LD-ld} -32" | |
364 | ;; | |
365 | *N32*) | |
366 | LD="${LD-ld} -n32" | |
367 | ;; | |
368 | *64-bit*) | |
369 | LD="${LD-ld} -64" | |
370 | ;; | |
371 | esac | |
372 | fi | |
373 | rm -rf conftest* | |
374 | ;; | |
375 | ||
376 | *-*-sco3.2v5*) | |
377 | # On SCO OpenServer 5, we need -belf to get full-featured binaries. | |
378 | SAVE_CFLAGS="$CFLAGS" | |
379 | CFLAGS="$CFLAGS -belf" | |
380 | AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf, | |
381 | [AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])]) | |
382 | if test x"$lt_cv_cc_needs_belf" != x"yes"; then | |
383 | # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf | |
384 | CFLAGS="$SAVE_CFLAGS" | |
385 | fi | |
386 | ;; | |
387 | ||
388 | ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL], | |
389 | [*-*-cygwin* | *-*-mingw*) | |
390 | AC_CHECK_TOOL(DLLTOOL, dlltool, false) | |
391 | AC_CHECK_TOOL(AS, as, false) | |
392 | AC_CHECK_TOOL(OBJDUMP, objdump, false) | |
393 | ;; | |
394 | ]) | |
395 | esac | |
396 | ]) | |
397 | ||
398 | # AC_LIBTOOL_DLOPEN - enable checks for dlopen support | |
399 | AC_DEFUN(AC_LIBTOOL_DLOPEN, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])]) | |
400 | ||
401 | # AC_LIBTOOL_WIN32_DLL - declare package support for building win32 dll's | |
402 | AC_DEFUN(AC_LIBTOOL_WIN32_DLL, [AC_BEFORE([$0], [AC_LIBTOOL_SETUP])]) | |
403 | ||
404 | # AC_ENABLE_SHARED - implement the --enable-shared flag | |
405 | # Usage: AC_ENABLE_SHARED[(DEFAULT)] | |
406 | # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to | |
407 | # `yes'. | |
408 | AC_DEFUN(AC_ENABLE_SHARED, [dnl | |
409 | define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl | |
410 | AC_ARG_ENABLE(shared, | |
411 | changequote(<<, >>)dnl | |
412 | << --enable-shared[=PKGS] build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT], | |
413 | changequote([, ])dnl | |
414 | [p=${PACKAGE-default} | |
415 | case "$enableval" in | |
416 | yes) enable_shared=yes ;; | |
417 | no) enable_shared=no ;; | |
418 | *) | |
419 | enable_shared=no | |
420 | # Look at the argument we got. We use all the common list separators. | |
421 | IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," | |
422 | for pkg in $enableval; do | |
423 | if test "X$pkg" = "X$p"; then | |
424 | enable_shared=yes | |
425 | fi | |
426 | done | |
427 | IFS="$ac_save_ifs" | |
428 | ;; | |
429 | esac], | |
430 | enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl | |
431 | ]) | |
432 | ||
433 | # AC_DISABLE_SHARED - set the default shared flag to --disable-shared | |
434 | AC_DEFUN(AC_DISABLE_SHARED, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl | |
435 | AC_ENABLE_SHARED(no)]) | |
436 | ||
437 | # AC_ENABLE_STATIC - implement the --enable-static flag | |
438 | # Usage: AC_ENABLE_STATIC[(DEFAULT)] | |
439 | # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to | |
440 | # `yes'. | |
441 | AC_DEFUN(AC_ENABLE_STATIC, [dnl | |
442 | define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl | |
443 | AC_ARG_ENABLE(static, | |
444 | changequote(<<, >>)dnl | |
445 | << --enable-static[=PKGS] build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT], | |
446 | changequote([, ])dnl | |
447 | [p=${PACKAGE-default} | |
448 | case "$enableval" in | |
449 | yes) enable_static=yes ;; | |
450 | no) enable_static=no ;; | |
451 | *) | |
452 | enable_static=no | |
453 | # Look at the argument we got. We use all the common list separators. | |
454 | IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," | |
455 | for pkg in $enableval; do | |
456 | if test "X$pkg" = "X$p"; then | |
457 | enable_static=yes | |
458 | fi | |
459 | done | |
460 | IFS="$ac_save_ifs" | |
461 | ;; | |
462 | esac], | |
463 | enable_static=AC_ENABLE_STATIC_DEFAULT)dnl | |
464 | ]) | |
465 | ||
466 | # AC_DISABLE_STATIC - set the default static flag to --disable-static | |
467 | AC_DEFUN(AC_DISABLE_STATIC, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl | |
468 | AC_ENABLE_STATIC(no)]) | |
469 | ||
470 | ||
471 | # AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag | |
472 | # Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)] | |
473 | # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to | |
474 | # `yes'. | |
475 | AC_DEFUN(AC_ENABLE_FAST_INSTALL, [dnl | |
476 | define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl | |
477 | AC_ARG_ENABLE(fast-install, | |
478 | changequote(<<, >>)dnl | |
479 | << --enable-fast-install[=PKGS] optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT], | |
480 | changequote([, ])dnl | |
481 | [p=${PACKAGE-default} | |
482 | case "$enableval" in | |
483 | yes) enable_fast_install=yes ;; | |
484 | no) enable_fast_install=no ;; | |
485 | *) | |
486 | enable_fast_install=no | |
487 | # Look at the argument we got. We use all the common list separators. | |
488 | IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," | |
489 | for pkg in $enableval; do | |
490 | if test "X$pkg" = "X$p"; then | |
491 | enable_fast_install=yes | |
492 | fi | |
493 | done | |
494 | IFS="$ac_save_ifs" | |
495 | ;; | |
496 | esac], | |
497 | enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl | |
498 | ]) | |
499 | ||
500 | # AC_ENABLE_FAST_INSTALL - set the default to --disable-fast-install | |
501 | AC_DEFUN(AC_DISABLE_FAST_INSTALL, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl | |
502 | AC_ENABLE_FAST_INSTALL(no)]) | |
503 | ||
504 | # AC_PROG_LD - find the path to the GNU or non-GNU linker | |
505 | AC_DEFUN(AC_PROG_LD, | |
506 | [AC_ARG_WITH(gnu-ld, | |
507 | [ --with-gnu-ld assume the C compiler uses GNU ld [default=no]], | |
508 | test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no) | |
509 | AC_REQUIRE([AC_PROG_CC])dnl | |
510 | AC_REQUIRE([AC_CANONICAL_HOST])dnl | |
511 | AC_REQUIRE([AC_CANONICAL_BUILD])dnl | |
512 | ac_prog=ld | |
513 | if test "$ac_cv_prog_gcc" = yes; then | |
514 | # Check if gcc -print-prog-name=ld gives a path. | |
515 | AC_MSG_CHECKING([for ld used by GCC]) | |
516 | ac_prog=`($CC -print-prog-name=ld) 2>&5` | |
517 | case "$ac_prog" in | |
518 | # Accept absolute paths. | |
519 | changequote(,)dnl | |
520 | [\\/]* | [A-Za-z]:[\\/]*) | |
521 | re_direlt='/[^/][^/]*/\.\./' | |
522 | changequote([,])dnl | |
523 | # Canonicalize the path of ld | |
524 | ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` | |
525 | while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do | |
526 | ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` | |
527 | done | |
528 | test -z "$LD" && LD="$ac_prog" | |
529 | ;; | |
530 | "") | |
531 | # If it fails, then pretend we aren't using GCC. | |
532 | ac_prog=ld | |
533 | ;; | |
534 | *) | |
535 | # If it is relative, then search for the first ld in PATH. | |
536 | with_gnu_ld=unknown | |
537 | ;; | |
538 | esac | |
539 | elif test "$with_gnu_ld" = yes; then | |
540 | AC_MSG_CHECKING([for GNU ld]) | |
541 | else | |
542 | AC_MSG_CHECKING([for non-GNU ld]) | |
543 | fi | |
544 | AC_CACHE_VAL(ac_cv_path_LD, | |
545 | [if test -z "$LD"; then | |
546 | IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}" | |
547 | for ac_dir in $PATH; do | |
548 | test -z "$ac_dir" && ac_dir=. | |
549 | if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then | |
550 | ac_cv_path_LD="$ac_dir/$ac_prog" | |
551 | # Check to see if the program is GNU ld. I'd rather use --version, | |
552 | # but apparently some GNU ld's only accept -v. | |
553 | # Break only if it was the GNU/non-GNU ld that we prefer. | |
554 | if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then | |
555 | test "$with_gnu_ld" != no && break | |
556 | else | |
557 | test "$with_gnu_ld" != yes && break | |
558 | fi | |
559 | fi | |
560 | done | |
561 | IFS="$ac_save_ifs" | |
562 | else | |
563 | ac_cv_path_LD="$LD" # Let the user override the test with a path. | |
564 | fi]) | |
565 | LD="$ac_cv_path_LD" | |
566 | if test -n "$LD"; then | |
567 | AC_MSG_RESULT($LD) | |
568 | else | |
569 | AC_MSG_RESULT(no) | |
570 | fi | |
571 | test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH]) | |
572 | AC_PROG_LD_GNU | |
573 | ]) | |
574 | ||
575 | AC_DEFUN(AC_PROG_LD_GNU, | |
576 | [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld, | |
577 | [# I'd rather use --version here, but apparently some GNU ld's only accept -v. | |
578 | if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then | |
579 | ac_cv_prog_gnu_ld=yes | |
580 | else | |
581 | ac_cv_prog_gnu_ld=no | |
582 | fi]) | |
583 | ]) | |
584 | ||
585 | # AC_PROG_NM - find the path to a BSD-compatible name lister | |
586 | AC_DEFUN(AC_PROG_NM, | |
587 | [AC_MSG_CHECKING([for BSD-compatible nm]) | |
588 | AC_CACHE_VAL(ac_cv_path_NM, | |
589 | [if test -n "$NM"; then | |
590 | # Let the user override the test. | |
591 | ac_cv_path_NM="$NM" | |
592 | else | |
593 | IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}" | |
594 | for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do | |
595 | test -z "$ac_dir" && ac_dir=. | |
596 | if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext ; then | |
597 | # Check to see if the nm accepts a BSD-compat flag. | |
598 | # Adding the `sed 1q' prevents false positives on HP-UX, which says: | |
599 | # nm: unknown option "B" ignored | |
600 | if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then | |
601 | ac_cv_path_NM="$ac_dir/nm -B" | |
602 | break | |
603 | elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then | |
604 | ac_cv_path_NM="$ac_dir/nm -p" | |
605 | break | |
606 | else | |
607 | ac_cv_path_NM=${ac_cv_path_NM="$ac_dir/nm"} # keep the first match, but | |
608 | continue # so that we can try to find one that supports BSD flags | |
609 | fi | |
610 | fi | |
611 | done | |
612 | IFS="$ac_save_ifs" | |
613 | test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm | |
614 | fi]) | |
615 | NM="$ac_cv_path_NM" | |
616 | AC_MSG_RESULT([$NM]) | |
617 | ]) | |
618 | ||
619 | # AC_CHECK_LIBM - check for math library | |
620 | AC_DEFUN(AC_CHECK_LIBM, | |
621 | [AC_REQUIRE([AC_CANONICAL_HOST])dnl | |
622 | LIBM= | |
623 | case "$host" in | |
624 | *-*-beos* | *-*-cygwin*) | |
625 | # These system don't have libm | |
626 | ;; | |
627 | *-ncr-sysv4.3*) | |
628 | AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw") | |
629 | AC_CHECK_LIB(m, main, LIBM="$LIBM -lm") | |
630 | ;; | |
631 | *) | |
632 | AC_CHECK_LIB(m, main, LIBM="-lm") | |
633 | ;; | |
634 | esac | |
635 | ]) | |
636 | ||
637 | # AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for | |
638 | # the libltdl convenience library, adds --enable-ltdl-convenience to | |
639 | # the configure arguments. Note that LIBLTDL is not AC_SUBSTed, nor | |
640 | # is AC_CONFIG_SUBDIRS called. If DIR is not provided, it is assumed | |
641 | # to be `${top_builddir}/libltdl'. Make sure you start DIR with | |
642 | # '${top_builddir}/' (note the single quotes!) if your package is not | |
643 | # flat, and, if you're not using automake, define top_builddir as | |
644 | # appropriate in the Makefiles. | |
645 | AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl | |
646 | case "$enable_ltdl_convenience" in | |
647 | no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;; | |
648 | "") enable_ltdl_convenience=yes | |
649 | ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;; | |
650 | esac | |
651 | LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdlc.la | |
652 | INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl']) | |
653 | ]) | |
654 | ||
655 | # AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for | |
656 | # the libltdl installable library, and adds --enable-ltdl-install to | |
657 | # the configure arguments. Note that LIBLTDL is not AC_SUBSTed, nor | |
658 | # is AC_CONFIG_SUBDIRS called. If DIR is not provided, it is assumed | |
659 | # to be `${top_builddir}/libltdl'. Make sure you start DIR with | |
660 | # '${top_builddir}/' (note the single quotes!) if your package is not | |
661 | # flat, and, if you're not using automake, define top_builddir as | |
662 | # appropriate in the Makefiles. | |
663 | # In the future, this macro may have to be called after AC_PROG_LIBTOOL. | |
664 | AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl | |
665 | AC_CHECK_LIB(ltdl, main, | |
666 | [test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no], | |
667 | [if test x"$enable_ltdl_install" = xno; then | |
668 | AC_MSG_WARN([libltdl not installed, but installation disabled]) | |
669 | else | |
670 | enable_ltdl_install=yes | |
671 | fi | |
672 | ]) | |
673 | if test x"$enable_ltdl_install" = x"yes"; then | |
674 | ac_configure_args="$ac_configure_args --enable-ltdl-install" | |
675 | LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdl.la | |
676 | INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl']) | |
677 | else | |
678 | ac_configure_args="$ac_configure_args --enable-ltdl-install=no" | |
679 | LIBLTDL="-lltdl" | |
680 | INCLTDL= | |
681 | fi | |
682 | ]) | |
683 | ||
684 | dnl old names | |
685 | AC_DEFUN(AM_PROG_LIBTOOL, [indir([AC_PROG_LIBTOOL])])dnl | |
686 | AC_DEFUN(AM_ENABLE_SHARED, [indir([AC_ENABLE_SHARED], $@)])dnl | |
687 | AC_DEFUN(AM_ENABLE_STATIC, [indir([AC_ENABLE_STATIC], $@)])dnl | |
688 | AC_DEFUN(AM_DISABLE_SHARED, [indir([AC_DISABLE_SHARED], $@)])dnl | |
689 | AC_DEFUN(AM_DISABLE_STATIC, [indir([AC_DISABLE_STATIC], $@)])dnl | |
690 | AC_DEFUN(AM_PROG_LD, [indir([AC_PROG_LD])])dnl | |
691 | AC_DEFUN(AM_PROG_NM, [indir([AC_PROG_NM])])dnl | |
692 | ||
693 | dnl This is just to silence aclocal about the macro not being used | |
694 | ifelse([AC_DISABLE_FAST_INSTALL])dnl | |
695 |