Allow exceptions with NULL msg

[simgrid.git] / src / msg / m_process.c

diff --git a/src/msg/m_process.c b/src/msg/m_process.c
index 2131afa..342d507 100644 (file)
--- a/src/msg/m_process.c
+++ b/src/msg/m_process.c
@@ -5,9 +5,9 @@
 /* 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. */
 
-#include"private.h"
-#include"xbt/sysdep.h"
-#include "xbt/error.h"
+#include "private.h"
+#include "xbt/sysdep.h"
+#include "xbt/log.h"
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(m_process, msg,
                                "Logging specific to MSG (process)");
 
@@ -69,7 +69,7 @@ static void MSG_process_cleanup(void *arg)
    name contains the word get), in \ref m_task_management (to create
    or destroy some #m_task_t for example) and in \ref
    msg_gos_functions (to handle file transfers and task processing).
- * \param data a pointer to any data may want to attach to the new
+ * \param data a pointer to any data one may want to attach to the new
    object.  It is for user-level information and can be NULL. It can
    be retrieved with the function \ref MSG_process_get_data.
  * \param host the location where the new agent is executed.
@@ -157,10 +157,12 @@ void MSG_process_kill(m_process_t process)
       if(p_simdata->waiting_task->simdata->compute)
        surf_workstation_resource->common_public->
          action_free(p_simdata->waiting_task->simdata->compute);
-      else if (p_simdata->waiting_task->simdata->comm)
+      else if (p_simdata->waiting_task->simdata->comm) {
        surf_workstation_resource->common_public->
          action_change_state(p_simdata->waiting_task->simdata->comm,SURF_ACTION_FAILED);
-      else
+       surf_workstation_resource->common_public->
+         action_free(p_simdata->waiting_task->simdata->comm);
+      } else 
        CRITICAL0("UNKNOWN STATUS. Please report this bug.");
     } else { /* Must be trying to put a task somewhere */
       if(process==MSG_process_self()) {
@@ -342,7 +344,6 @@ MSG_error_t MSG_process_suspend(m_process_t process)
 {
   simdata_process_t simdata = NULL;
   simdata_task_t simdata_task = NULL;
-  int i;
 
   xbt_assert0(((process) && (process->simdata)), "Invalid parameters");
 
@@ -392,13 +393,15 @@ MSG_error_t MSG_process_resume(m_process_t process)
 {
   simdata_process_t simdata = NULL;
   simdata_task_t simdata_task = NULL;
-  int i;
 
   xbt_assert0(((process != NULL) && (process->simdata)), "Invalid parameters");
   CHECK_HOST();
 
-  simdata = process->simdata;
+  if(process == MSG_process_self()) {
+    MSG_RETURN(MSG_OK);
+  }
 
+  simdata = process->simdata;
 
   if(simdata->blocked) {
     PAJE_PROCESS_POP_STATE(process);
@@ -432,14 +435,14 @@ MSG_error_t MSG_process_resume(m_process_t process)
  * This checks whether a process is suspended or not by inspecting the
  * task on which it was waiting for the completion.
  */
-int MSG_process_isSuspended(m_process_t process)
+int MSG_process_is_suspended(m_process_t process)
 {
   xbt_assert0(((process != NULL) && (process->simdata)), "Invalid parameters");
 
   return (process->simdata->suspended);
 }
 
-MSG_error_t __MSG_process_block(void)
+int __MSG_process_block(double max_duration)
 {
   m_process_t process = MSG_process_self();
 
@@ -451,6 +454,9 @@ MSG_error_t __MSG_process_block(void)
   process->simdata->blocked=1;
   __MSG_task_execute(process,dummy);
   surf_workstation_resource->common_public->suspend(dummy->simdata->compute);
+  if(max_duration>=0)
+    surf_workstation_resource->common_public->set_max_duration(dummy->simdata->compute, 
+                                                              max_duration);
   __MSG_wait_for_computation(process,dummy);
   process->simdata->blocked=0;
 
@@ -459,14 +465,13 @@ MSG_error_t __MSG_process_block(void)
   
   MSG_task_destroy(dummy);
 
-  return MSG_OK;
+  return 1;
 }
 
 MSG_error_t __MSG_process_unblock(m_process_t process)
 {
   simdata_process_t simdata = NULL;
   simdata_task_t simdata_task = NULL;
-  int i;
 
   xbt_assert0(((process != NULL) && (process->simdata)), "Invalid parameters");
   CHECK_HOST();