10 |
dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A |
dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A |
11 |
dnl PARTICULAR PURPOSE. |
dnl PARTICULAR PURPOSE. |
12 |
|
|
13 |
|
# lib-prefix.m4 serial 3 (gettext-0.12.2) |
14 |
|
dnl Copyright (C) 2001-2003 Free Software Foundation, Inc. |
15 |
|
dnl This file is free software, distributed under the terms of the GNU |
16 |
|
dnl General Public License. As a special exception to the GNU General |
17 |
|
dnl Public License, this file may be distributed as part of a program |
18 |
|
dnl that contains a configuration script generated by Autoconf, under |
19 |
|
dnl the same distribution terms as the rest of that program. |
20 |
|
|
21 |
|
dnl From Bruno Haible. |
22 |
|
|
23 |
|
dnl AC_LIB_ARG_WITH is synonymous to AC_ARG_WITH in autoconf-2.13, and |
24 |
|
dnl similar to AC_ARG_WITH in autoconf 2.52...2.57 except that is doesn't |
25 |
|
dnl require excessive bracketing. |
26 |
|
ifdef([AC_HELP_STRING], |
27 |
|
[AC_DEFUN([AC_LIB_ARG_WITH], [AC_ARG_WITH([$1],[[$2]],[$3],[$4])])], |
28 |
|
[AC_DEFUN([AC_][LIB_ARG_WITH], [AC_ARG_WITH([$1],[$2],[$3],[$4])])]) |
29 |
|
|
30 |
|
dnl AC_LIB_PREFIX adds to the CPPFLAGS and LDFLAGS the flags that are needed |
31 |
|
dnl to access previously installed libraries. The basic assumption is that |
32 |
|
dnl a user will want packages to use other packages he previously installed |
33 |
|
dnl with the same --prefix option. |
34 |
|
dnl This macro is not needed if only AC_LIB_LINKFLAGS is used to locate |
35 |
|
dnl libraries, but is otherwise very convenient. |
36 |
|
AC_DEFUN([AC_LIB_PREFIX], |
37 |
|
[ |
38 |
|
AC_BEFORE([$0], [AC_LIB_LINKFLAGS]) |
39 |
|
AC_REQUIRE([AC_PROG_CC]) |
40 |
|
AC_REQUIRE([AC_CANONICAL_HOST]) |
41 |
|
AC_REQUIRE([AC_LIB_PREPARE_PREFIX]) |
42 |
|
dnl By default, look in $includedir and $libdir. |
43 |
|
use_additional=yes |
44 |
|
AC_LIB_WITH_FINAL_PREFIX([ |
45 |
|
eval additional_includedir=\"$includedir\" |
46 |
|
eval additional_libdir=\"$libdir\" |
47 |
|
]) |
48 |
|
AC_LIB_ARG_WITH([lib-prefix], |
49 |
|
[ --with-lib-prefix[=DIR] search for libraries in DIR/include and DIR/lib |
50 |
|
--without-lib-prefix don't search for libraries in includedir and libdir], |
51 |
|
[ |
52 |
|
if test "X$withval" = "Xno"; then |
53 |
|
use_additional=no |
54 |
|
else |
55 |
|
if test "X$withval" = "X"; then |
56 |
|
AC_LIB_WITH_FINAL_PREFIX([ |
57 |
|
eval additional_includedir=\"$includedir\" |
58 |
|
eval additional_libdir=\"$libdir\" |
59 |
|
]) |
60 |
|
else |
61 |
|
additional_includedir="$withval/include" |
62 |
|
additional_libdir="$withval/lib" |
63 |
|
fi |
64 |
|
fi |
65 |
|
]) |
66 |
|
if test $use_additional = yes; then |
67 |
|
dnl Potentially add $additional_includedir to $CPPFLAGS. |
68 |
|
dnl But don't add it |
69 |
|
dnl 1. if it's the standard /usr/include, |
70 |
|
dnl 2. if it's already present in $CPPFLAGS, |
71 |
|
dnl 3. if it's /usr/local/include and we are using GCC on Linux, |
72 |
|
dnl 4. if it doesn't exist as a directory. |
73 |
|
if test "X$additional_includedir" != "X/usr/include"; then |
74 |
|
haveit= |
75 |
|
for x in $CPPFLAGS; do |
76 |
|
AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) |
77 |
|
if test "X$x" = "X-I$additional_includedir"; then |
78 |
|
haveit=yes |
79 |
|
break |
80 |
|
fi |
81 |
|
done |
82 |
|
if test -z "$haveit"; then |
83 |
|
if test "X$additional_includedir" = "X/usr/local/include"; then |
84 |
|
if test -n "$GCC"; then |
85 |
|
case $host_os in |
86 |
|
linux*) haveit=yes;; |
87 |
|
esac |
88 |
|
fi |
89 |
|
fi |
90 |
|
if test -z "$haveit"; then |
91 |
|
if test -d "$additional_includedir"; then |
92 |
|
dnl Really add $additional_includedir to $CPPFLAGS. |
93 |
|
CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }-I$additional_includedir" |
94 |
|
fi |
95 |
|
fi |
96 |
|
fi |
97 |
|
fi |
98 |
|
dnl Potentially add $additional_libdir to $LDFLAGS. |
99 |
|
dnl But don't add it |
100 |
|
dnl 1. if it's the standard /usr/lib, |
101 |
|
dnl 2. if it's already present in $LDFLAGS, |
102 |
|
dnl 3. if it's /usr/local/lib and we are using GCC on Linux, |
103 |
|
dnl 4. if it doesn't exist as a directory. |
104 |
|
if test "X$additional_libdir" != "X/usr/lib"; then |
105 |
|
haveit= |
106 |
|
for x in $LDFLAGS; do |
107 |
|
AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) |
108 |
|
if test "X$x" = "X-L$additional_libdir"; then |
109 |
|
haveit=yes |
110 |
|
break |
111 |
|
fi |
112 |
|
done |
113 |
|
if test -z "$haveit"; then |
114 |
|
if test "X$additional_libdir" = "X/usr/local/lib"; then |
115 |
|
if test -n "$GCC"; then |
116 |
|
case $host_os in |
117 |
|
linux*) haveit=yes;; |
118 |
|
esac |
119 |
|
fi |
120 |
|
fi |
121 |
|
if test -z "$haveit"; then |
122 |
|
if test -d "$additional_libdir"; then |
123 |
|
dnl Really add $additional_libdir to $LDFLAGS. |
124 |
|
LDFLAGS="${LDFLAGS}${LDFLAGS:+ }-L$additional_libdir" |
125 |
|
fi |
126 |
|
fi |
127 |
|
fi |
128 |
|
fi |
129 |
|
fi |
130 |
|
]) |
131 |
|
|
132 |
|
dnl AC_LIB_PREPARE_PREFIX creates variables acl_final_prefix, |
133 |
|
dnl acl_final_exec_prefix, containing the values to which $prefix and |
134 |
|
dnl $exec_prefix will expand at the end of the configure script. |
135 |
|
AC_DEFUN([AC_LIB_PREPARE_PREFIX], |
136 |
|
[ |
137 |
|
dnl Unfortunately, prefix and exec_prefix get only finally determined |
138 |
|
dnl at the end of configure. |
139 |
|
if test "X$prefix" = "XNONE"; then |
140 |
|
acl_final_prefix="$ac_default_prefix" |
141 |
|
else |
142 |
|
acl_final_prefix="$prefix" |
143 |
|
fi |
144 |
|
if test "X$exec_prefix" = "XNONE"; then |
145 |
|
acl_final_exec_prefix='${prefix}' |
146 |
|
else |
147 |
|
acl_final_exec_prefix="$exec_prefix" |
148 |
|
fi |
149 |
|
acl_save_prefix="$prefix" |
150 |
|
prefix="$acl_final_prefix" |
151 |
|
eval acl_final_exec_prefix=\"$acl_final_exec_prefix\" |
152 |
|
prefix="$acl_save_prefix" |
153 |
|
]) |
154 |
|
|
155 |
|
dnl AC_LIB_WITH_FINAL_PREFIX([statement]) evaluates statement, with the |
156 |
|
dnl variables prefix and exec_prefix bound to the values they will have |
157 |
|
dnl at the end of the configure script. |
158 |
|
AC_DEFUN([AC_LIB_WITH_FINAL_PREFIX], |
159 |
|
[ |
160 |
|
acl_save_prefix="$prefix" |
161 |
|
prefix="$acl_final_prefix" |
162 |
|
acl_save_exec_prefix="$exec_prefix" |
163 |
|
exec_prefix="$acl_final_exec_prefix" |
164 |
|
$1 |
165 |
|
exec_prefix="$acl_save_exec_prefix" |
166 |
|
prefix="$acl_save_prefix" |
167 |
|
]) |
168 |
|
|
169 |
|
# lib-link.m4 serial 4 (gettext-0.12) |
170 |
|
dnl Copyright (C) 2001-2003 Free Software Foundation, Inc. |
171 |
|
dnl This file is free software, distributed under the terms of the GNU |
172 |
|
dnl General Public License. As a special exception to the GNU General |
173 |
|
dnl Public License, this file may be distributed as part of a program |
174 |
|
dnl that contains a configuration script generated by Autoconf, under |
175 |
|
dnl the same distribution terms as the rest of that program. |
176 |
|
|
177 |
|
dnl From Bruno Haible. |
178 |
|
|
179 |
|
dnl AC_LIB_LINKFLAGS(name [, dependencies]) searches for libname and |
180 |
|
dnl the libraries corresponding to explicit and implicit dependencies. |
181 |
|
dnl Sets and AC_SUBSTs the LIB${NAME} and LTLIB${NAME} variables and |
182 |
|
dnl augments the CPPFLAGS variable. |
183 |
|
AC_DEFUN([AC_LIB_LINKFLAGS], |
184 |
|
[ |
185 |
|
AC_REQUIRE([AC_LIB_PREPARE_PREFIX]) |
186 |
|
AC_REQUIRE([AC_LIB_RPATH]) |
187 |
|
define([Name],[translit([$1],[./-], [___])]) |
188 |
|
define([NAME],[translit([$1],[abcdefghijklmnopqrstuvwxyz./-], |
189 |
|
[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])]) |
190 |
|
AC_CACHE_CHECK([how to link with lib[]$1], [ac_cv_lib[]Name[]_libs], [ |
191 |
|
AC_LIB_LINKFLAGS_BODY([$1], [$2]) |
192 |
|
ac_cv_lib[]Name[]_libs="$LIB[]NAME" |
193 |
|
ac_cv_lib[]Name[]_ltlibs="$LTLIB[]NAME" |
194 |
|
ac_cv_lib[]Name[]_cppflags="$INC[]NAME" |
195 |
|
]) |
196 |
|
LIB[]NAME="$ac_cv_lib[]Name[]_libs" |
197 |
|
LTLIB[]NAME="$ac_cv_lib[]Name[]_ltlibs" |
198 |
|
INC[]NAME="$ac_cv_lib[]Name[]_cppflags" |
199 |
|
AC_LIB_APPENDTOVAR([CPPFLAGS], [$INC]NAME) |
200 |
|
AC_SUBST([LIB]NAME) |
201 |
|
AC_SUBST([LTLIB]NAME) |
202 |
|
dnl Also set HAVE_LIB[]NAME so that AC_LIB_HAVE_LINKFLAGS can reuse the |
203 |
|
dnl results of this search when this library appears as a dependency. |
204 |
|
HAVE_LIB[]NAME=yes |
205 |
|
undefine([Name]) |
206 |
|
undefine([NAME]) |
207 |
|
]) |
208 |
|
|
209 |
|
dnl AC_LIB_HAVE_LINKFLAGS(name, dependencies, includes, testcode) |
210 |
|
dnl searches for libname and the libraries corresponding to explicit and |
211 |
|
dnl implicit dependencies, together with the specified include files and |
212 |
|
dnl the ability to compile and link the specified testcode. If found, it |
213 |
|
dnl sets and AC_SUBSTs HAVE_LIB${NAME}=yes and the LIB${NAME} and |
214 |
|
dnl LTLIB${NAME} variables and augments the CPPFLAGS variable, and |
215 |
|
dnl #defines HAVE_LIB${NAME} to 1. Otherwise, it sets and AC_SUBSTs |
216 |
|
dnl HAVE_LIB${NAME}=no and LIB${NAME} and LTLIB${NAME} to empty. |
217 |
|
AC_DEFUN([AC_LIB_HAVE_LINKFLAGS], |
218 |
|
[ |
219 |
|
AC_REQUIRE([AC_LIB_PREPARE_PREFIX]) |
220 |
|
AC_REQUIRE([AC_LIB_RPATH]) |
221 |
|
define([Name],[translit([$1],[./-], [___])]) |
222 |
|
define([NAME],[translit([$1],[abcdefghijklmnopqrstuvwxyz./-], |
223 |
|
[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])]) |
224 |
|
|
225 |
|
dnl Search for lib[]Name and define LIB[]NAME, LTLIB[]NAME and INC[]NAME |
226 |
|
dnl accordingly. |
227 |
|
AC_LIB_LINKFLAGS_BODY([$1], [$2]) |
228 |
|
|
229 |
|
dnl Add $INC[]NAME to CPPFLAGS before performing the following checks, |
230 |
|
dnl because if the user has installed lib[]Name and not disabled its use |
231 |
|
dnl via --without-lib[]Name-prefix, he wants to use it. |
232 |
|
ac_save_CPPFLAGS="$CPPFLAGS" |
233 |
|
AC_LIB_APPENDTOVAR([CPPFLAGS], [$INC]NAME) |
234 |
|
|
235 |
|
AC_CACHE_CHECK([for lib[]$1], [ac_cv_lib[]Name], [ |
236 |
|
ac_save_LIBS="$LIBS" |
237 |
|
LIBS="$LIBS $LIB[]NAME" |
238 |
|
AC_TRY_LINK([$3], [$4], [ac_cv_lib[]Name=yes], [ac_cv_lib[]Name=no]) |
239 |
|
LIBS="$ac_save_LIBS" |
240 |
|
]) |
241 |
|
if test "$ac_cv_lib[]Name" = yes; then |
242 |
|
HAVE_LIB[]NAME=yes |
243 |
|
AC_DEFINE([HAVE_LIB]NAME, 1, [Define if you have the $1 library.]) |
244 |
|
AC_MSG_CHECKING([how to link with lib[]$1]) |
245 |
|
AC_MSG_RESULT([$LIB[]NAME]) |
246 |
|
else |
247 |
|
HAVE_LIB[]NAME=no |
248 |
|
dnl If $LIB[]NAME didn't lead to a usable library, we don't need |
249 |
|
dnl $INC[]NAME either. |
250 |
|
CPPFLAGS="$ac_save_CPPFLAGS" |
251 |
|
LIB[]NAME= |
252 |
|
LTLIB[]NAME= |
253 |
|
fi |
254 |
|
AC_SUBST([HAVE_LIB]NAME) |
255 |
|
AC_SUBST([LIB]NAME) |
256 |
|
AC_SUBST([LTLIB]NAME) |
257 |
|
undefine([Name]) |
258 |
|
undefine([NAME]) |
259 |
|
]) |
260 |
|
|
261 |
|
dnl Determine the platform dependent parameters needed to use rpath: |
262 |
|
dnl libext, shlibext, hardcode_libdir_flag_spec, hardcode_libdir_separator, |
263 |
|
dnl hardcode_direct, hardcode_minus_L. |
264 |
|
AC_DEFUN([AC_LIB_RPATH], |
265 |
|
[ |
266 |
|
AC_REQUIRE([AC_PROG_CC]) dnl we use $CC, $GCC, $LDFLAGS |
267 |
|
AC_REQUIRE([AC_LIB_PROG_LD]) dnl we use $LD, $with_gnu_ld |
268 |
|
AC_REQUIRE([AC_CANONICAL_HOST]) dnl we use $host |
269 |
|
AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT]) dnl we use $ac_aux_dir |
270 |
|
AC_CACHE_CHECK([for shared library run path origin], acl_cv_rpath, [ |
271 |
|
CC="$CC" GCC="$GCC" LDFLAGS="$LDFLAGS" LD="$LD" with_gnu_ld="$with_gnu_ld" \ |
272 |
|
${CONFIG_SHELL-/bin/sh} "$ac_aux_dir/config.rpath" "$host" > conftest.sh |
273 |
|
. ./conftest.sh |
274 |
|
rm -f ./conftest.sh |
275 |
|
acl_cv_rpath=done |
276 |
|
]) |
277 |
|
wl="$acl_cv_wl" |
278 |
|
libext="$acl_cv_libext" |
279 |
|
shlibext="$acl_cv_shlibext" |
280 |
|
hardcode_libdir_flag_spec="$acl_cv_hardcode_libdir_flag_spec" |
281 |
|
hardcode_libdir_separator="$acl_cv_hardcode_libdir_separator" |
282 |
|
hardcode_direct="$acl_cv_hardcode_direct" |
283 |
|
hardcode_minus_L="$acl_cv_hardcode_minus_L" |
284 |
|
dnl Determine whether the user wants rpath handling at all. |
285 |
|
AC_ARG_ENABLE(rpath, |
286 |
|
[ --disable-rpath do not hardcode runtime library paths], |
287 |
|
:, enable_rpath=yes) |
288 |
|
]) |
289 |
|
|
290 |
|
dnl AC_LIB_LINKFLAGS_BODY(name [, dependencies]) searches for libname and |
291 |
|
dnl the libraries corresponding to explicit and implicit dependencies. |
292 |
|
dnl Sets the LIB${NAME}, LTLIB${NAME} and INC${NAME} variables. |
293 |
|
AC_DEFUN([AC_LIB_LINKFLAGS_BODY], |
294 |
|
[ |
295 |
|
define([NAME],[translit([$1],[abcdefghijklmnopqrstuvwxyz./-], |
296 |
|
[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])]) |
297 |
|
dnl By default, look in $includedir and $libdir. |
298 |
|
use_additional=yes |
299 |
|
AC_LIB_WITH_FINAL_PREFIX([ |
300 |
|
eval additional_includedir=\"$includedir\" |
301 |
|
eval additional_libdir=\"$libdir\" |
302 |
|
]) |
303 |
|
AC_LIB_ARG_WITH([lib$1-prefix], |
304 |
|
[ --with-lib$1-prefix[=DIR] search for lib$1 in DIR/include and DIR/lib |
305 |
|
--without-lib$1-prefix don't search for lib$1 in includedir and libdir], |
306 |
|
[ |
307 |
|
if test "X$withval" = "Xno"; then |
308 |
|
use_additional=no |
309 |
|
else |
310 |
|
if test "X$withval" = "X"; then |
311 |
|
AC_LIB_WITH_FINAL_PREFIX([ |
312 |
|
eval additional_includedir=\"$includedir\" |
313 |
|
eval additional_libdir=\"$libdir\" |
314 |
|
]) |
315 |
|
else |
316 |
|
additional_includedir="$withval/include" |
317 |
|
additional_libdir="$withval/lib" |
318 |
|
fi |
319 |
|
fi |
320 |
|
]) |
321 |
|
dnl Search the library and its dependencies in $additional_libdir and |
322 |
|
dnl $LDFLAGS. Using breadth-first-seach. |
323 |
|
LIB[]NAME= |
324 |
|
LTLIB[]NAME= |
325 |
|
INC[]NAME= |
326 |
|
rpathdirs= |
327 |
|
ltrpathdirs= |
328 |
|
names_already_handled= |
329 |
|
names_next_round='$1 $2' |
330 |
|
while test -n "$names_next_round"; do |
331 |
|
names_this_round="$names_next_round" |
332 |
|
names_next_round= |
333 |
|
for name in $names_this_round; do |
334 |
|
already_handled= |
335 |
|
for n in $names_already_handled; do |
336 |
|
if test "$n" = "$name"; then |
337 |
|
already_handled=yes |
338 |
|
break |
339 |
|
fi |
340 |
|
done |
341 |
|
if test -z "$already_handled"; then |
342 |
|
names_already_handled="$names_already_handled $name" |
343 |
|
dnl See if it was already located by an earlier AC_LIB_LINKFLAGS |
344 |
|
dnl or AC_LIB_HAVE_LINKFLAGS call. |
345 |
|
uppername=`echo "$name" | sed -e 'y|abcdefghijklmnopqrstuvwxyz./-|ABCDEFGHIJKLMNOPQRSTUVWXYZ___|'` |
346 |
|
eval value=\"\$HAVE_LIB$uppername\" |
347 |
|
if test -n "$value"; then |
348 |
|
if test "$value" = yes; then |
349 |
|
eval value=\"\$LIB$uppername\" |
350 |
|
test -z "$value" || LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$value" |
351 |
|
eval value=\"\$LTLIB$uppername\" |
352 |
|
test -z "$value" || LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }$value" |
353 |
|
else |
354 |
|
dnl An earlier call to AC_LIB_HAVE_LINKFLAGS has determined |
355 |
|
dnl that this library doesn't exist. So just drop it. |
356 |
|
: |
357 |
|
fi |
358 |
|
else |
359 |
|
dnl Search the library lib$name in $additional_libdir and $LDFLAGS |
360 |
|
dnl and the already constructed $LIBNAME/$LTLIBNAME. |
361 |
|
found_dir= |
362 |
|
found_la= |
363 |
|
found_so= |
364 |
|
found_a= |
365 |
|
if test $use_additional = yes; then |
366 |
|
if test -n "$shlibext" && test -f "$additional_libdir/lib$name.$shlibext"; then |
367 |
|
found_dir="$additional_libdir" |
368 |
|
found_so="$additional_libdir/lib$name.$shlibext" |
369 |
|
if test -f "$additional_libdir/lib$name.la"; then |
370 |
|
found_la="$additional_libdir/lib$name.la" |
371 |
|
fi |
372 |
|
else |
373 |
|
if test -f "$additional_libdir/lib$name.$libext"; then |
374 |
|
found_dir="$additional_libdir" |
375 |
|
found_a="$additional_libdir/lib$name.$libext" |
376 |
|
if test -f "$additional_libdir/lib$name.la"; then |
377 |
|
found_la="$additional_libdir/lib$name.la" |
378 |
|
fi |
379 |
|
fi |
380 |
|
fi |
381 |
|
fi |
382 |
|
if test "X$found_dir" = "X"; then |
383 |
|
for x in $LDFLAGS $LTLIB[]NAME; do |
384 |
|
AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) |
385 |
|
case "$x" in |
386 |
|
-L*) |
387 |
|
dir=`echo "X$x" | sed -e 's/^X-L//'` |
388 |
|
if test -n "$shlibext" && test -f "$dir/lib$name.$shlibext"; then |
389 |
|
found_dir="$dir" |
390 |
|
found_so="$dir/lib$name.$shlibext" |
391 |
|
if test -f "$dir/lib$name.la"; then |
392 |
|
found_la="$dir/lib$name.la" |
393 |
|
fi |
394 |
|
else |
395 |
|
if test -f "$dir/lib$name.$libext"; then |
396 |
|
found_dir="$dir" |
397 |
|
found_a="$dir/lib$name.$libext" |
398 |
|
if test -f "$dir/lib$name.la"; then |
399 |
|
found_la="$dir/lib$name.la" |
400 |
|
fi |
401 |
|
fi |
402 |
|
fi |
403 |
|
;; |
404 |
|
esac |
405 |
|
if test "X$found_dir" != "X"; then |
406 |
|
break |
407 |
|
fi |
408 |
|
done |
409 |
|
fi |
410 |
|
if test "X$found_dir" != "X"; then |
411 |
|
dnl Found the library. |
412 |
|
LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-L$found_dir -l$name" |
413 |
|
if test "X$found_so" != "X"; then |
414 |
|
dnl Linking with a shared library. We attempt to hardcode its |
415 |
|
dnl directory into the executable's runpath, unless it's the |
416 |
|
dnl standard /usr/lib. |
417 |
|
if test "$enable_rpath" = no || test "X$found_dir" = "X/usr/lib"; then |
418 |
|
dnl No hardcoding is needed. |
419 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so" |
420 |
|
else |
421 |
|
dnl Use an explicit option to hardcode DIR into the resulting |
422 |
|
dnl binary. |
423 |
|
dnl Potentially add DIR to ltrpathdirs. |
424 |
|
dnl The ltrpathdirs will be appended to $LTLIBNAME at the end. |
425 |
|
haveit= |
426 |
|
for x in $ltrpathdirs; do |
427 |
|
if test "X$x" = "X$found_dir"; then |
428 |
|
haveit=yes |
429 |
|
break |
430 |
|
fi |
431 |
|
done |
432 |
|
if test -z "$haveit"; then |
433 |
|
ltrpathdirs="$ltrpathdirs $found_dir" |
434 |
|
fi |
435 |
|
dnl The hardcoding into $LIBNAME is system dependent. |
436 |
|
if test "$hardcode_direct" = yes; then |
437 |
|
dnl Using DIR/libNAME.so during linking hardcodes DIR into the |
438 |
|
dnl resulting binary. |
439 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so" |
440 |
|
else |
441 |
|
if test -n "$hardcode_libdir_flag_spec" && test "$hardcode_minus_L" = no; then |
442 |
|
dnl Use an explicit option to hardcode DIR into the resulting |
443 |
|
dnl binary. |
444 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so" |
445 |
|
dnl Potentially add DIR to rpathdirs. |
446 |
|
dnl The rpathdirs will be appended to $LIBNAME at the end. |
447 |
|
haveit= |
448 |
|
for x in $rpathdirs; do |
449 |
|
if test "X$x" = "X$found_dir"; then |
450 |
|
haveit=yes |
451 |
|
break |
452 |
|
fi |
453 |
|
done |
454 |
|
if test -z "$haveit"; then |
455 |
|
rpathdirs="$rpathdirs $found_dir" |
456 |
|
fi |
457 |
|
else |
458 |
|
dnl Rely on "-L$found_dir". |
459 |
|
dnl But don't add it if it's already contained in the LDFLAGS |
460 |
|
dnl or the already constructed $LIBNAME |
461 |
|
haveit= |
462 |
|
for x in $LDFLAGS $LIB[]NAME; do |
463 |
|
AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) |
464 |
|
if test "X$x" = "X-L$found_dir"; then |
465 |
|
haveit=yes |
466 |
|
break |
467 |
|
fi |
468 |
|
done |
469 |
|
if test -z "$haveit"; then |
470 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-L$found_dir" |
471 |
|
fi |
472 |
|
if test "$hardcode_minus_L" != no; then |
473 |
|
dnl FIXME: Not sure whether we should use |
474 |
|
dnl "-L$found_dir -l$name" or "-L$found_dir $found_so" |
475 |
|
dnl here. |
476 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so" |
477 |
|
else |
478 |
|
dnl We cannot use $hardcode_runpath_var and LD_RUN_PATH |
479 |
|
dnl here, because this doesn't fit in flags passed to the |
480 |
|
dnl compiler. So give up. No hardcoding. This affects only |
481 |
|
dnl very old systems. |
482 |
|
dnl FIXME: Not sure whether we should use |
483 |
|
dnl "-L$found_dir -l$name" or "-L$found_dir $found_so" |
484 |
|
dnl here. |
485 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-l$name" |
486 |
|
fi |
487 |
|
fi |
488 |
|
fi |
489 |
|
fi |
490 |
|
else |
491 |
|
if test "X$found_a" != "X"; then |
492 |
|
dnl Linking with a static library. |
493 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_a" |
494 |
|
else |
495 |
|
dnl We shouldn't come here, but anyway it's good to have a |
496 |
|
dnl fallback. |
497 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-L$found_dir -l$name" |
498 |
|
fi |
499 |
|
fi |
500 |
|
dnl Assume the include files are nearby. |
501 |
|
additional_includedir= |
502 |
|
case "$found_dir" in |
503 |
|
*/lib | */lib/) |
504 |
|
basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e 's,/lib/*$,,'` |
505 |
|
additional_includedir="$basedir/include" |
506 |
|
;; |
507 |
|
esac |
508 |
|
if test "X$additional_includedir" != "X"; then |
509 |
|
dnl Potentially add $additional_includedir to $INCNAME. |
510 |
|
dnl But don't add it |
511 |
|
dnl 1. if it's the standard /usr/include, |
512 |
|
dnl 2. if it's /usr/local/include and we are using GCC on Linux, |
513 |
|
dnl 3. if it's already present in $CPPFLAGS or the already |
514 |
|
dnl constructed $INCNAME, |
515 |
|
dnl 4. if it doesn't exist as a directory. |
516 |
|
if test "X$additional_includedir" != "X/usr/include"; then |
517 |
|
haveit= |
518 |
|
if test "X$additional_includedir" = "X/usr/local/include"; then |
519 |
|
if test -n "$GCC"; then |
520 |
|
case $host_os in |
521 |
|
linux*) haveit=yes;; |
522 |
|
esac |
523 |
|
fi |
524 |
|
fi |
525 |
|
if test -z "$haveit"; then |
526 |
|
for x in $CPPFLAGS $INC[]NAME; do |
527 |
|
AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) |
528 |
|
if test "X$x" = "X-I$additional_includedir"; then |
529 |
|
haveit=yes |
530 |
|
break |
531 |
|
fi |
532 |
|
done |
533 |
|
if test -z "$haveit"; then |
534 |
|
if test -d "$additional_includedir"; then |
535 |
|
dnl Really add $additional_includedir to $INCNAME. |
536 |
|
INC[]NAME="${INC[]NAME}${INC[]NAME:+ }-I$additional_includedir" |
537 |
|
fi |
538 |
|
fi |
539 |
|
fi |
540 |
|
fi |
541 |
|
fi |
542 |
|
dnl Look for dependencies. |
543 |
|
if test -n "$found_la"; then |
544 |
|
dnl Read the .la file. It defines the variables |
545 |
|
dnl dlname, library_names, old_library, dependency_libs, current, |
546 |
|
dnl age, revision, installed, dlopen, dlpreopen, libdir. |
547 |
|
save_libdir="$libdir" |
548 |
|
case "$found_la" in |
549 |
|
*/* | *\\*) . "$found_la" ;; |
550 |
|
*) . "./$found_la" ;; |
551 |
|
esac |
552 |
|
libdir="$save_libdir" |
553 |
|
dnl We use only dependency_libs. |
554 |
|
for dep in $dependency_libs; do |
555 |
|
case "$dep" in |
556 |
|
-L*) |
557 |
|
additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'` |
558 |
|
dnl Potentially add $additional_libdir to $LIBNAME and $LTLIBNAME. |
559 |
|
dnl But don't add it |
560 |
|
dnl 1. if it's the standard /usr/lib, |
561 |
|
dnl 2. if it's /usr/local/lib and we are using GCC on Linux, |
562 |
|
dnl 3. if it's already present in $LDFLAGS or the already |
563 |
|
dnl constructed $LIBNAME, |
564 |
|
dnl 4. if it doesn't exist as a directory. |
565 |
|
if test "X$additional_libdir" != "X/usr/lib"; then |
566 |
|
haveit= |
567 |
|
if test "X$additional_libdir" = "X/usr/local/lib"; then |
568 |
|
if test -n "$GCC"; then |
569 |
|
case $host_os in |
570 |
|
linux*) haveit=yes;; |
571 |
|
esac |
572 |
|
fi |
573 |
|
fi |
574 |
|
if test -z "$haveit"; then |
575 |
|
haveit= |
576 |
|
for x in $LDFLAGS $LIB[]NAME; do |
577 |
|
AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) |
578 |
|
if test "X$x" = "X-L$additional_libdir"; then |
579 |
|
haveit=yes |
580 |
|
break |
581 |
|
fi |
582 |
|
done |
583 |
|
if test -z "$haveit"; then |
584 |
|
if test -d "$additional_libdir"; then |
585 |
|
dnl Really add $additional_libdir to $LIBNAME. |
586 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-L$additional_libdir" |
587 |
|
fi |
588 |
|
fi |
589 |
|
haveit= |
590 |
|
for x in $LDFLAGS $LTLIB[]NAME; do |
591 |
|
AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) |
592 |
|
if test "X$x" = "X-L$additional_libdir"; then |
593 |
|
haveit=yes |
594 |
|
break |
595 |
|
fi |
596 |
|
done |
597 |
|
if test -z "$haveit"; then |
598 |
|
if test -d "$additional_libdir"; then |
599 |
|
dnl Really add $additional_libdir to $LTLIBNAME. |
600 |
|
LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-L$additional_libdir" |
601 |
|
fi |
602 |
|
fi |
603 |
|
fi |
604 |
|
fi |
605 |
|
;; |
606 |
|
-R*) |
607 |
|
dir=`echo "X$dep" | sed -e 's/^X-R//'` |
608 |
|
if test "$enable_rpath" != no; then |
609 |
|
dnl Potentially add DIR to rpathdirs. |
610 |
|
dnl The rpathdirs will be appended to $LIBNAME at the end. |
611 |
|
haveit= |
612 |
|
for x in $rpathdirs; do |
613 |
|
if test "X$x" = "X$dir"; then |
614 |
|
haveit=yes |
615 |
|
break |
616 |
|
fi |
617 |
|
done |
618 |
|
if test -z "$haveit"; then |
619 |
|
rpathdirs="$rpathdirs $dir" |
620 |
|
fi |
621 |
|
dnl Potentially add DIR to ltrpathdirs. |
622 |
|
dnl The ltrpathdirs will be appended to $LTLIBNAME at the end. |
623 |
|
haveit= |
624 |
|
for x in $ltrpathdirs; do |
625 |
|
if test "X$x" = "X$dir"; then |
626 |
|
haveit=yes |
627 |
|
break |
628 |
|
fi |
629 |
|
done |
630 |
|
if test -z "$haveit"; then |
631 |
|
ltrpathdirs="$ltrpathdirs $dir" |
632 |
|
fi |
633 |
|
fi |
634 |
|
;; |
635 |
|
-l*) |
636 |
|
dnl Handle this in the next round. |
637 |
|
names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'` |
638 |
|
;; |
639 |
|
*.la) |
640 |
|
dnl Handle this in the next round. Throw away the .la's |
641 |
|
dnl directory; it is already contained in a preceding -L |
642 |
|
dnl option. |
643 |
|
names_next_round="$names_next_round "`echo "X$dep" | sed -e 's,^X.*/,,' -e 's,^lib,,' -e 's,\.la$,,'` |
644 |
|
;; |
645 |
|
*) |
646 |
|
dnl Most likely an immediate library name. |
647 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$dep" |
648 |
|
LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }$dep" |
649 |
|
;; |
650 |
|
esac |
651 |
|
done |
652 |
|
fi |
653 |
|
else |
654 |
|
dnl Didn't find the library; assume it is in the system directories |
655 |
|
dnl known to the linker and runtime loader. (All the system |
656 |
|
dnl directories known to the linker should also be known to the |
657 |
|
dnl runtime loader, otherwise the system is severely misconfigured.) |
658 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-l$name" |
659 |
|
LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-l$name" |
660 |
|
fi |
661 |
|
fi |
662 |
|
fi |
663 |
|
done |
664 |
|
done |
665 |
|
if test "X$rpathdirs" != "X"; then |
666 |
|
if test -n "$hardcode_libdir_separator"; then |
667 |
|
dnl Weird platform: only the last -rpath option counts, the user must |
668 |
|
dnl pass all path elements in one option. We can arrange that for a |
669 |
|
dnl single library, but not when more than one $LIBNAMEs are used. |
670 |
|
alldirs= |
671 |
|
for found_dir in $rpathdirs; do |
672 |
|
alldirs="${alldirs}${alldirs:+$hardcode_libdir_separator}$found_dir" |
673 |
|
done |
674 |
|
dnl Note: hardcode_libdir_flag_spec uses $libdir and $wl. |
675 |
|
acl_save_libdir="$libdir" |
676 |
|
libdir="$alldirs" |
677 |
|
eval flag=\"$hardcode_libdir_flag_spec\" |
678 |
|
libdir="$acl_save_libdir" |
679 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$flag" |
680 |
|
else |
681 |
|
dnl The -rpath options are cumulative. |
682 |
|
for found_dir in $rpathdirs; do |
683 |
|
acl_save_libdir="$libdir" |
684 |
|
libdir="$found_dir" |
685 |
|
eval flag=\"$hardcode_libdir_flag_spec\" |
686 |
|
libdir="$acl_save_libdir" |
687 |
|
LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$flag" |
688 |
|
done |
689 |
|
fi |
690 |
|
fi |
691 |
|
if test "X$ltrpathdirs" != "X"; then |
692 |
|
dnl When using libtool, the option that works for both libraries and |
693 |
|
dnl executables is -R. The -R options are cumulative. |
694 |
|
for found_dir in $ltrpathdirs; do |
695 |
|
LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-R$found_dir" |
696 |
|
done |
697 |
|
fi |
698 |
|
]) |
699 |
|
|
700 |
|
dnl AC_LIB_APPENDTOVAR(VAR, CONTENTS) appends the elements of CONTENTS to VAR, |
701 |
|
dnl unless already present in VAR. |
702 |
|
dnl Works only for CPPFLAGS, not for LIB* variables because that sometimes |
703 |
|
dnl contains two or three consecutive elements that belong together. |
704 |
|
AC_DEFUN([AC_LIB_APPENDTOVAR], |
705 |
|
[ |
706 |
|
for element in [$2]; do |
707 |
|
haveit= |
708 |
|
for x in $[$1]; do |
709 |
|
AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) |
710 |
|
if test "X$x" = "X$element"; then |
711 |
|
haveit=yes |
712 |
|
break |
713 |
|
fi |
714 |
|
done |
715 |
|
if test -z "$haveit"; then |
716 |
|
[$1]="${[$1]}${[$1]:+ }$element" |
717 |
|
fi |
718 |
|
done |
719 |
|
]) |
720 |
|
|
721 |
|
# lib-ld.m4 serial 2 (gettext-0.12) |
722 |
|
dnl Copyright (C) 1996-2003 Free Software Foundation, Inc. |
723 |
|
dnl This file is free software, distributed under the terms of the GNU |
724 |
|
dnl General Public License. As a special exception to the GNU General |
725 |
|
dnl Public License, this file may be distributed as part of a program |
726 |
|
dnl that contains a configuration script generated by Autoconf, under |
727 |
|
dnl the same distribution terms as the rest of that program. |
728 |
|
|
729 |
|
dnl Subroutines of libtool.m4, |
730 |
|
dnl with replacements s/AC_/AC_LIB/ and s/lt_cv/acl_cv/ to avoid collision |
731 |
|
dnl with libtool.m4. |
732 |
|
|
733 |
|
dnl From libtool-1.4. Sets the variable with_gnu_ld to yes or no. |
734 |
|
AC_DEFUN([AC_LIB_PROG_LD_GNU], |
735 |
|
[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], acl_cv_prog_gnu_ld, |
736 |
|
[# I'd rather use --version here, but apparently some GNU ld's only accept -v. |
737 |
|
if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then |
738 |
|
acl_cv_prog_gnu_ld=yes |
739 |
|
else |
740 |
|
acl_cv_prog_gnu_ld=no |
741 |
|
fi]) |
742 |
|
with_gnu_ld=$acl_cv_prog_gnu_ld |
743 |
|
]) |
744 |
|
|
745 |
|
dnl From libtool-1.4. Sets the variable LD. |
746 |
|
AC_DEFUN([AC_LIB_PROG_LD], |
747 |
|
[AC_ARG_WITH(gnu-ld, |
748 |
|
[ --with-gnu-ld assume the C compiler uses GNU ld [default=no]], |
749 |
|
test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no) |
750 |
|
AC_REQUIRE([AC_PROG_CC])dnl |
751 |
|
AC_REQUIRE([AC_CANONICAL_HOST])dnl |
752 |
|
# Prepare PATH_SEPARATOR. |
753 |
|
# The user is always right. |
754 |
|
if test "${PATH_SEPARATOR+set}" != set; then |
755 |
|
echo "#! /bin/sh" >conf$$.sh |
756 |
|
echo "exit 0" >>conf$$.sh |
757 |
|
chmod +x conf$$.sh |
758 |
|
if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then |
759 |
|
PATH_SEPARATOR=';' |
760 |
|
else |
761 |
|
PATH_SEPARATOR=: |
762 |
|
fi |
763 |
|
rm -f conf$$.sh |
764 |
|
fi |
765 |
|
ac_prog=ld |
766 |
|
if test "$GCC" = yes; then |
767 |
|
# Check if gcc -print-prog-name=ld gives a path. |
768 |
|
AC_MSG_CHECKING([for ld used by GCC]) |
769 |
|
case $host in |
770 |
|
*-*-mingw*) |
771 |
|
# gcc leaves a trailing carriage return which upsets mingw |
772 |
|
ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;; |
773 |
|
*) |
774 |
|
ac_prog=`($CC -print-prog-name=ld) 2>&5` ;; |
775 |
|
esac |
776 |
|
case $ac_prog in |
777 |
|
# Accept absolute paths. |
778 |
|
[[\\/]* | [A-Za-z]:[\\/]*)] |
779 |
|
[re_direlt='/[^/][^/]*/\.\./'] |
780 |
|
# Canonicalize the path of ld |
781 |
|
ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` |
782 |
|
while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do |
783 |
|
ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` |
784 |
|
done |
785 |
|
test -z "$LD" && LD="$ac_prog" |
786 |
|
;; |
787 |
|
"") |
788 |
|
# If it fails, then pretend we aren't using GCC. |
789 |
|
ac_prog=ld |
790 |
|
;; |
791 |
|
*) |
792 |
|
# If it is relative, then search for the first ld in PATH. |
793 |
|
with_gnu_ld=unknown |
794 |
|
;; |
795 |
|
esac |
796 |
|
elif test "$with_gnu_ld" = yes; then |
797 |
|
AC_MSG_CHECKING([for GNU ld]) |
798 |
|
else |
799 |
|
AC_MSG_CHECKING([for non-GNU ld]) |
800 |
|
fi |
801 |
|
AC_CACHE_VAL(acl_cv_path_LD, |
802 |
|
[if test -z "$LD"; then |
803 |
|
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}" |
804 |
|
for ac_dir in $PATH; do |
805 |
|
test -z "$ac_dir" && ac_dir=. |
806 |
|
if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then |
807 |
|
acl_cv_path_LD="$ac_dir/$ac_prog" |
808 |
|
# Check to see if the program is GNU ld. I'd rather use --version, |
809 |
|
# but apparently some GNU ld's only accept -v. |
810 |
|
# Break only if it was the GNU/non-GNU ld that we prefer. |
811 |
|
if "$acl_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then |
812 |
|
test "$with_gnu_ld" != no && break |
813 |
|
else |
814 |
|
test "$with_gnu_ld" != yes && break |
815 |
|
fi |
816 |
|
fi |
817 |
|
done |
818 |
|
IFS="$ac_save_ifs" |
819 |
|
else |
820 |
|
acl_cv_path_LD="$LD" # Let the user override the test with a path. |
821 |
|
fi]) |
822 |
|
LD="$acl_cv_path_LD" |
823 |
|
if test -n "$LD"; then |
824 |
|
AC_MSG_RESULT($LD) |
825 |
|
else |
826 |
|
AC_MSG_RESULT(no) |
827 |
|
fi |
828 |
|
test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH]) |
829 |
|
AC_LIB_PROG_LD_GNU |
830 |
|
]) |
831 |
|
|
832 |
# Do all the work for Automake. This macro actually does too much -- |
# Do all the work for Automake. This macro actually does too much -- |
833 |
# some checks are only needed if your package does certain things. |
# some checks are only needed if your package does certain things. |
834 |
# But this isn't really a big deal. |
# But this isn't really a big deal. |