X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/45c3f1cfee86fb48c96d53f8267f99b6db6e3d7a..539916de848562683cf2e5425d5160c2a43f135a:/src/msg/msg_synchro.c

diff --git a/src/msg/msg_synchro.c b/src/msg/msg_synchro.c
index 8c3fa8d28a..70f13837fc 100644
--- a/src/msg/msg_synchro.c
+++ b/src/msg/msg_synchro.c
@@ -6,6 +6,7 @@
 
 #include "msg_private.h"
 #include "xbt/sysdep.h"
+#include "xbt/synchro_core.h"
 #include "xbt/log.h"
 
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(msg_synchro, msg,
@@ -55,7 +56,7 @@ void MSG_sem_get_capacity(msg_sem_t sem) {
 void MSG_sem_destroy(msg_sem_t sem) {
   simcall_sem_destroy(sem);
 }
-/** @brief returns a boolean indicating it this semaphore would block at this very specific time
+/** @brief returns a boolean indicating if this semaphore would block at this very specific time
  *
  * Note that the returned value may be wrong right after the function call, when you try to use it...
  * But that's a classical semaphore issue, and SimGrid's semaphore are not different to usual ones here.
@@ -64,4 +65,22 @@ int MSG_sem_would_block(msg_sem_t sem) {
   return simcall_sem_would_block(sem);
 }
 
+/** @brief Initializes a barrier, with count elements */
+msg_bar_t MSG_barrier_init(unsigned int count) {
+   return (msg_bar_t)xbt_barrier_init(count);
+}
+
+/** @brief Initializes a barrier, with count elements */
+void MSG_barrier_destroy(msg_bar_t bar) {
+  xbt_barrier_destroy((xbt_bar_t)bar);
+}
+
+/** @brief Performs a barrier already initialized */
+int MSG_barrier_wait(msg_bar_t bar) {
+  if(xbt_barrier_wait((xbt_bar_t)bar) == XBT_BARRIER_SERIAL_PROCESS)
+    return MSG_BARRIER_SERIAL_PROCESS;
+  else
+    return 0;
+}
+
 /**@}*/