Fix the commit introducing MSG_task_ref by actually introducing it, not only its...

[simgrid.git] / src / msg / task.c

diff --git a/src/msg/task.c b/src/msg/task.c
index a54b159..8aae84d 100644 (file)
--- a/src/msg/task.c
+++ b/src/msg/task.c
@@ -76,6 +76,11 @@ m_task_t MSG_task_create(const char *name, double compute_duration,
   return task;
 }
 
+/** prevent the task from being destroyed too quickly (but also prevent it from being sent). Mainly useful in bindings */
+void MSG_task_ref(m_task_t t) {
+  t->simdata->refcount++;
+}
+
 /** \ingroup m_task_management
  * \brief Return the user data of a #m_task_t.
  *
@@ -178,8 +183,7 @@ MSG_error_t MSG_task_cancel(m_task_t task)
     SIMIX_communication_cancel(task->simdata->comm);
     return MSG_OK;
   }
-
-  return MSG_FATAL;
+  THROW_IMPOSSIBLE;
 }
 
 /** \ingroup m_task_management