only remove from dict if the key is there

details:
- fix on multiple calls to TRACE_smpi_set_category(NULL)

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@8197 48e7efb5-ca39-0410-a469-dd3cf9ba447f

diff --git a/src/instr/categories.c b/src/instr/categories.c
index 74d5a60..7487f74 100644 (file)
--- a/src/instr/categories.c
+++ b/src/instr/categories.c
@@ -35,7 +35,9 @@ void __TRACE_category_unset (smx_process_t proc)
 {
   char processid[100];
   snprintf (processid, 100, "%p", proc);
 {
   char processid[100];
   snprintf (processid, 100, "%p", proc);

-  xbt_dict_remove (current_task_category, processid);
+  if (xbt_dict_get_or_null (current_task_category, processid) != NULL){
+    xbt_dict_remove (current_task_category, processid);
+  }

 }
 
 void __TRACE_msg_category_set (smx_process_t proc, m_task_t task)
 }
 
 void __TRACE_msg_category_set (smx_process_t proc, m_task_t task)