Do not request status if not requested by caller.

[simgrid.git] / src / gras / Virtu / sg_dns.c

diff --git a/src/gras/Virtu/sg_dns.c b/src/gras/Virtu/sg_dns.c
index 1d67ee4..9269b0e 100644 (file)
--- a/src/gras/Virtu/sg_dns.c
+++ b/src/gras/Virtu/sg_dns.c
@@ -1,8 +1,7 @@
-/* $Id$ */
-
 /* sg_dns - name resolution (simulator)                                     */
 
-/* Copyright (c) 2005 Martin Quinson. All rights reserved.                  */
+/* Copyright (c) 2005, 2007, 2009, 2010. The SimGrid Team.
+ * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -10,6 +9,21 @@
 
 #include "gras/Virtu/virtu_sg.h"
 
-const char *gras_os_myname(void) {
-   return MSG_host_get_name(MSG_host_self());
+const char *gras_os_myname(void)
+{
+  smx_host_t host;
+  smx_process_t process = SIMIX_process_self();
+
+  /*HACK: maestro used not have a simix process, now it does so 
+     SIMIX_process_self will return something different to NULL. This breaks
+     the old xbt_log logic that assumed that NULL was equivalent to maestro,
+     thus when printing it searches for maestro host name (which doesn't exists)
+     and breaks the logging.
+     As a hack we check for maestro by looking to the assigned host, if it is
+     NULL then we are sure is maestro
+   */
+  if (process != NULL && (host = SIMIX_host_self()) != NULL)
+    return SIMIX_host_get_name(host);
+
+  return "";
 }