return NULL to avoid that the function returns an invalid pointer

[simgrid.git] / src / surf / workstation.c

diff --git a/src/surf/workstation.c b/src/surf/workstation.c
index 40834c1..f2704dd 100644 (file)
--- a/src/surf/workstation.c
+++ b/src/surf/workstation.c
@@ -7,7 +7,7 @@
 
 #include "xbt/ex.h"
 #include "xbt/dict.h"
-#include "gras_config.h"
+#include "portable.h"
 #include "workstation_private.h"
 #include "cpu_private.h"
 #include "network_private.h"
@@ -62,19 +62,22 @@ static const char *get_resource_name(void *resource_id)
 
 static int resource_used(void *resource_id)
 {
-  xbt_assert0(0,
-             "Workstation is a virtual model. I should not be there!");
-  return 0;
+  THROW_IMPOSSIBLE;  /* This model does not implement parallel tasks */
+}
+
+static void parallel_action_cancel(surf_action_t action)
+{
+  THROW_UNIMPLEMENTED;  /* This model does not implement parallel tasks */
 }
 
 static int parallel_action_free(surf_action_t action)
 {
-  xbt_assert0(0, "This model does not implement parallel tasks");
+  THROW_UNIMPLEMENTED;  /* This model does not implement parallel tasks */
 }
 
 static void parallel_action_use(surf_action_t action)
 {
-  xbt_assert0(0, "This model does not implement parallel tasks");
+  THROW_UNIMPLEMENTED;  /* This model does not implement parallel tasks */
 }
 
 static int action_free(surf_action_t action)
@@ -113,7 +116,7 @@ static void action_cancel(surf_action_t action)
     surf_cpu_model->common_public->action_cancel(action);
   else if (action->model_type ==
           (surf_model_t) surf_workstation_model)
-    parallel_action_use(action);
+    parallel_action_cancel(action);
   else
     DIE_IMPOSSIBLE;
   return;
@@ -155,8 +158,7 @@ static void update_resource_state(void *id,
                                  tmgr_trace_event_t event_type,
                                  double value)
 {
-  xbt_assert0(0, "This model does not implement parallel tasks");
-  return;
+  THROW_IMPOSSIBLE; /* This model does not implement parallel tasks */
 }
 
 static surf_action_t execute(void *workstation, double size)
@@ -256,7 +258,7 @@ static surf_action_t execute_parallel_task(int workstation_nb,
                                           double amount,
                                           double rate)
 {
-  xbt_assert0(0, "This model does not implement parallel tasks");
+  THROW_UNIMPLEMENTED;  /* This model does not implement parallel tasks */
 }