From: mquinson <mquinson@48e7efb5-ca39-0410-a469-dd3cf9ba447f>
Date: Tue, 3 Jul 2007 15:34:10 +0000 (+0000)
Subject: Make sure that MSG_process_get_PID() never raise an exception, even with invalid... 
X-Git-Tag: v3.3~1712
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/39c6a42ab89e515e5be6f68c11cd3ba98b85cb47

Make sure that MSG_process_get_PID() never raise an exception, even with invalid parameters, because it will be called back by the exception handling mecanism (through the logs), and it will lead to a stack overflow


git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@3648 48e7efb5-ca39-0410-a469-dd3cf9ba447f
---

diff --git a/src/msg/m_process.c b/src/msg/m_process.c
index f318b223f0..c3b04d11d3 100644
--- a/src/msg/m_process.c
+++ b/src/msg/m_process.c
@@ -234,7 +234,10 @@ m_process_t MSG_process_from_PID(int PID)
  */
 int MSG_process_get_PID(m_process_t process)
 {
-  xbt_assert0(((process != NULL) && (process->simdata)), "Invalid parameters");
+  /* Do not raise an exception here: this function is used in the logs, 
+     and it will be called back by the exception handling stuff */
+  if (process == NULL || process->simdata == NULL)
+     return -1;
 
   return (((simdata_process_t) process->simdata)->PID);
 }