X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/ec6ad1cda462aea8684decc3672c753715c1bf70..a21b6634a89ef18ffdbde0607b410f8e59d169c3:/src/msg/m_process.c

diff --git a/src/msg/m_process.c b/src/msg/m_process.c
index 739a784448..cfdd55708d 100644
--- a/src/msg/m_process.c
+++ b/src/msg/m_process.c
@@ -1,8 +1,5 @@
-/*     $Id$      */
-
-/* Copyright (c) 2002-2007 Arnaud Legrand.                                  */
-/* Copyright (c) 2007 Bruno Donassolo.                                      */
-/* All rights reserved.                                                     */
+/* Copyright (c) 2004, 2005, 2006, 2007, 2008, 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. */
@@ -34,12 +31,19 @@ void __MSG_process_cleanup(void *arg)
 {
   /* arg is a pointer to a simix process, we can get the msg process with the field data */
   m_process_t proc = ((smx_process_t) arg)->data;
+#ifdef HAVE_TRACING
+  TRACE_msg_process_end(proc);
+#endif
   xbt_fifo_remove(msg_global->process_list, proc);
   SIMIX_process_cleanup(arg);
-  free(proc->name);
-  proc->name = NULL;
-  free(proc->simdata);
-  proc->simdata = NULL;
+  if (proc->name) {
+    free(proc->name);
+    proc->name = NULL;
+  }
+  if (proc->simdata) {
+    free(proc->simdata);
+    proc->simdata = NULL;
+  }
   free(proc);
 
   return;
@@ -52,8 +56,9 @@ void *_MSG_process_create_from_SIMIX(const char *name,
                                      xbt_dict_t properties)
 {
   m_host_t host = MSG_get_host_by_name(hostname);
-  return (void *) MSG_process_create_with_environment(name, code, data, host,
-                                                      argc, argv, properties);
+  return (void *) MSG_process_create_with_environment(name, code, data,
+                                                      host, argc, argv,
+                                                      properties);
 }
 
 /** \ingroup m_process_management
@@ -154,6 +159,7 @@ m_process_t MSG_process_create_with_environment(const char *name,
   /* Simulator Data */
   simdata->PID = msg_global->PID++;
   simdata->waiting_action = NULL;
+  simdata->waiting_task = NULL;
   simdata->m_host = host;
   simdata->argc = argc;
   simdata->argv = argv;
@@ -180,6 +186,9 @@ m_process_t MSG_process_create_with_environment(const char *name,
 
 void _MSG_process_kill_from_SIMIX(void *p)
 {
+#ifdef HAVE_TRACING
+  TRACE_msg_process_kill((m_process_t) p);
+#endif
   MSG_process_kill((m_process_t) p);
 }
 
@@ -192,16 +201,21 @@ void MSG_process_kill(m_process_t process)
 {
   simdata_process_t p_simdata = process->simdata;
 
+#ifdef HAVE_TRACING
+  TRACE_msg_process_kill(process);
+#endif
+
   DEBUG3("Killing %s(%d) on %s",
          process->name, p_simdata->PID, p_simdata->m_host->name);
 
-  if (p_simdata->waiting_task) {
-    DEBUG1("Canceling waiting task %s", p_simdata->waiting_task->name);
-    if (p_simdata->waiting_task->simdata->compute) {
-      SIMIX_action_cancel(p_simdata->waiting_task->simdata->compute);
-    } else if (p_simdata->waiting_task->simdata->comm) {
-      SIMIX_communication_cancel(p_simdata->waiting_task->simdata->comm);
-    }
+  if (p_simdata->waiting_task && p_simdata->waiting_task->simdata->comm) {
+    SIMIX_communication_cancel(p_simdata->waiting_task->simdata->comm);
+  }
+
+  if (p_simdata->waiting_action) {
+    DEBUG1("Canceling waiting task %s",
+           SIMIX_action_get_name(p_simdata->waiting_action));
+    SIMIX_action_cancel(p_simdata->waiting_action);
   }
 
   xbt_fifo_remove(msg_global->process_list, process);
@@ -221,6 +235,9 @@ MSG_error_t MSG_process_change_host(m_host_t host)
   m_process_t process = MSG_process_self();
   m_host_t now = process->simdata->m_host;
   process->simdata->m_host = host;
+#ifdef HAVE_TRACING
+  TRACE_msg_process_change_host(process, now, host);
+#endif
   SIMIX_process_change_host(process->simdata->s_process, now->name,
                             host->name);
   return MSG_OK;
@@ -248,7 +265,6 @@ void *MSG_process_get_data(m_process_t process)
 MSG_error_t MSG_process_set_data(m_process_t process, void *data)
 {
   xbt_assert0((process != NULL), "Invalid parameters");
-  xbt_assert0((process->data == NULL), "Data already set");
 
   process->data = data;
 
@@ -412,6 +428,10 @@ MSG_error_t MSG_process_suspend(m_process_t process)
                && (process->simdata)), "Invalid parameters");
   CHECK_HOST();
 
+#ifdef HAVE_TRACING
+  TRACE_msg_process_suspend(process);
+#endif
+
   SIMIX_process_suspend(process->simdata->s_process);
   MSG_RETURN(MSG_OK);
 }
@@ -429,6 +449,10 @@ MSG_error_t MSG_process_resume(m_process_t process)
                && (process->simdata)), "Invalid parameters");
   CHECK_HOST();
 
+#ifdef HAVE_TRACING
+  TRACE_msg_process_resume(process);
+#endif
+
   SIMIX_process_resume(process->simdata->s_process);
   MSG_RETURN(MSG_OK);
 }