aboutsummaryrefslogtreecommitdiff
path: root/linuxthreads/semaphore.c
diff options
context:
space:
mode:
Diffstat (limited to 'linuxthreads/semaphore.c')
-rw-r--r--linuxthreads/semaphore.c31
1 files changed, 25 insertions, 6 deletions
diff --git a/linuxthreads/semaphore.c b/linuxthreads/semaphore.c
index 1753021..cfad97a 100644
--- a/linuxthreads/semaphore.c
+++ b/linuxthreads/semaphore.c
@@ -22,7 +22,7 @@
#include "restart.h"
#include "queue.h"
-int sem_init(sem_t *sem, int pshared, unsigned int value)
+int __new_sem_init(sem_t *sem, int pshared, unsigned int value)
{
if (value > SEM_VALUE_MAX) {
errno = EINVAL;
@@ -38,7 +38,7 @@ int sem_init(sem_t *sem, int pshared, unsigned int value)
return 0;
}
-int sem_wait(sem_t * sem)
+int __new_sem_wait(sem_t * sem)
{
volatile pthread_descr self = thread_self();
@@ -65,7 +65,7 @@ int sem_wait(sem_t * sem)
return 0;
}
-int sem_trywait(sem_t * sem)
+int __new_sem_trywait(sem_t * sem)
{
int retval;
@@ -81,7 +81,7 @@ int sem_trywait(sem_t * sem)
return retval;
}
-int sem_post(sem_t * sem)
+int __new_sem_post(sem_t * sem)
{
pthread_descr self = thread_self();
pthread_descr th;
@@ -120,13 +120,13 @@ int sem_post(sem_t * sem)
return 0;
}
-int sem_getvalue(sem_t * sem, int * sval)
+int __new_sem_getvalue(sem_t * sem, int * sval)
{
*sval = sem->__sem_value;
return 0;
}
-int sem_destroy(sem_t * sem)
+int __new_sem_destroy(sem_t * sem)
{
if (sem->__sem_waiting != NULL) {
__set_errno (EBUSY);
@@ -152,3 +152,22 @@ int sem_unlink(const char *name)
__set_errno (ENOSYS);
return -1;
}
+
+#if defined PIC && DO_VERSIONING
+default_symbol_version (__new_sem_init, sem_init, GLIBC_2.1);
+default_symbol_version (__new_sem_wait, sem_wait, GLIBC_2.1);
+default_symbol_version (__new_sem_trywait, sem_trywait, GLIBC_2.1);
+default_symbol_version (__new_sem_post, sem_post, GLIBC_2.1);
+default_symbol_version (__new_sem_getvalue, sem_getvalue, GLIBC_2.1);
+default_symbol_version (__new_sem_destroy, sem_destroy, GLIBC_2.1);
+#else
+# ifdef weak_alias
+weak_alias (__new_sem_init, sem_init)
+weak_alias (__new_sem_wait, sem_wait)
+weak_alias (__new_sem_trywait, sem_trywait)
+weak_alias (__new_sem_post, sem_post)
+weak_alias (__new_sem_getvalue, sem_getvalue)
+weak_alias (__new_sem_destroy, sem_destroy)
+# endif
+#endif
+