Attachment 28824 Details for Bug 23163 – find stubs with AC_TRY_LINK

[patch] find stubs with AC_TRY_LINK

pthread-stubs.diff (text/plain), 3.86 KB, created by AOSASA Shigeru on 2009-08-20 19:07:15 UTC

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Creator: AOSASA Shigeru

Created: 2009-08-20 19:07:15 UTC

Size: 3.86 KB

patch

obsolete

>diff --git a/Makefile.am b/Makefile.am
>index e1e1ec8..12485da 100644
>--- a/Makefile.am
>+++ b/Makefile.am
>@@ -1,3 +1,5 @@
>+ACLOCAL_AMFLAGS = -I .
>+
> pkgconfigdir = $(libdir)/pkgconfig
> pkgconfig_DATA = pthread-stubs.pc
> 
>diff --git a/check-stub.m4 b/check-stub.m4
>new file mode 100644
>index 0000000..9478b42
>--- /dev/null
>+++ b/check-stub.m4
>@@ -0,0 +1,24 @@
>+# CHECK_PTHREAD_STUB(PTHREAD-FUNC,TRYLINK-FUNC-BODY,[ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND])
>+AC_DEFUN([CHECK_PTHREAD_STUB],
>+	 [_CHECK_STUB([$1],[#include <pthread.h>],m4_shift($@))])
>+
>+# CHECK_SEM_STUB(SEM-FUNC,TRYLINK-FUNC-BODY,[ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND])
>+AC_DEFUN([CHECK_SEM_STUB],
>+	 [_CHECK_STUB([$1],[#include <semaphore.h>],m4_shift($@))])
>+
>+# CHECK_STUB(FUNC,TRYLINK-INCLUDES,TRYLINK-FUNC-BODY,[ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND])
>+AC_DEFUN([_CHECK_STUB],
>+[dnl
>+AH_TEMPLATE(AS_TR_CPP([HAVE_$1]), [Define to 1 if you have the `$1' function.])
>+dnl
>+AC_CACHE_CHECK([for $1], [ac_cv_func_$1],
>+	       [AC_TRY_LINK([$2], [$3],
>+			    [ac_cv_func_$1=yes],
>+			    [ac_cv_func_$1=no])])
>+if test "x$ac_cv_func_$1" = "xyes"; then
>+AC_DEFINE(AS_TR_CPP([HAVE_$1]))
>+m4_default([$4], [:])
>+else
>+m4_default([$5], [:])
>+fi
>+])
>diff --git a/configure.ac b/configure.ac
>index ffccea9..4568d01 100644
>--- a/configure.ac
>+++ b/configure.ac
>@@ -30,11 +30,78 @@ if test "x$cc_cv_attribute_alias" = "xyes"; then
> fi
> 
> 
>-PKG_CONFIG_LIBS=
>-AC_CHECK_FUNCS([pthread_self pthread_mutex_init pthread_mutex_destroy pthread_mutex_lock pthread_mutex_unlock pthread_cond_init pthread_cond_destroy pthread_cond_wait pthread_cond_signal pthread_cond_broadcast pthread_equal sem_init sem_destroy sem_wait sem_trywait],
>-	       [], [PKG_CONFIG_LIBS='-L${libdir} -lpthread-stubs'])
>+lack_stubs=
>+
>+
>+CHECK_PTHREAD_STUB([pthread_self],
>+		   [(void)pthread_self();],
>+		   [], [lack_stubs=yes])
>+
>+CHECK_PTHREAD_STUB([pthread_equal],
>+		   [pthread_t t1,t2; (void)pthread_equal(t1,t2);],
>+		   [], [lack_stubs=yes])
>+
>+CHECK_PTHREAD_STUB([pthread_mutex_init],
>+		   [pthread_mutex_t m; (void)pthread_mutex_init(&m,(void*)0);],
>+		   [], [lack_stubs=yes])
>+
>+CHECK_PTHREAD_STUB([pthread_mutex_destroy],
>+		   [pthread_mutex_t m; (void)pthread_mutex_destroy(&m);],
>+		   [], [lack_stubs=yes])
>+
>+CHECK_PTHREAD_STUB([pthread_mutex_lock],
>+		   [pthread_mutex_t m; (void)pthread_mutex_lock(&m);],
>+		   [], [lack_stubs=yes])
>+
>+CHECK_PTHREAD_STUB([pthread_mutex_unlock],
>+		   [pthread_mutex_t m; (void)pthread_mutex_unlock(&m);],
>+		   [], [lack_stubs=yes])
>+
>+CHECK_PTHREAD_STUB([pthread_cond_init],
>+		   [pthread_cond_t c; (void)pthread_cond_init(&c,(void*)0);],
>+		   [], [lack_stubs=yes])
>+
>+CHECK_PTHREAD_STUB([pthread_cond_destroy],
>+		   [pthread_cond_t c; (void)pthread_cond_destroy(&c);],
>+		   [], [lack_stubs=yes])
>+
>+CHECK_PTHREAD_STUB([pthread_cond_wait],
>+		   [pthread_cond_t c; pthread_mutex_t m; (void)pthread_cond_wait(&c,&m);],
>+		   [], [lack_stubs=yes])
>+
>+CHECK_PTHREAD_STUB([pthread_cond_signal],
>+		   [pthread_cond_t c; (void)pthread_cond_signal(&c);],
>+		   [], [lack_stubs=yes])
>+
>+CHECK_PTHREAD_STUB([pthread_cond_broadcast],
>+		   [pthread_cond_t c; (void)pthread_cond_broadcast(&c);],
>+		   [], [lack_stubs=yes])
>+
>+
>+CHECK_SEM_STUB([sem_init],
>+	       [sem_t s; (void)sem_init(&s,0,0);],
>+	       [], [lack_stubs=yes])
>+
>+CHECK_SEM_STUB([sem_destory],
>+	       [sem_t s; (void)sem_destory(&s);],
>+	       [], [lack_stubs=yes])
>+
>+CHECK_SEM_STUB([sem_wait],
>+	       [sem_t s; (void)sem_wait(&s);],
>+	       [], [lack_stubs=yes])
>+
>+CHECK_SEM_STUB([sem_trywait],
>+	       [sem_t s; (void)sem_trywait(&s);],
>+	       [], [lack_stubs=yes])
>+
>+
>+if test "x$lack_stubs" = "xyes"; then
>+  PKG_CONFIG_LIBS='-L${libdir} -lpthread-stubs'
>+else
>+  PKG_CONFIG_LIBS=''
>+fi
> AC_SUBST([PKG_CONFIG_LIBS])
>-AM_CONDITIONAL(BUILD_LIB, test "x$PKG_CONFIG_LIBS" != x)
>+AM_CONDITIONAL(BUILD_LIB, test "x$lack_stubs" = "xyes")
> 
> AC_CONFIG_FILES([Makefile pthread-stubs.pc])
> AC_OUTPUT

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