X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/3811f16d307299784d1ebb0b9ba5b0544ea56fec..d2644ccc43fa22eb685036f530dec9eff0c81d48:/examples/msg/tracing/tasks.c

diff --git a/examples/msg/tracing/tasks.c b/examples/msg/tracing/tasks.c
new file mode 100644
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--- /dev/null
+++ b/examples/msg/tracing/tasks.c
@@ -0,0 +1,127 @@
+/* 	$Id$	 */
+
+/* Copyright (c) 2002,2003,2004 Arnaud Legrand. 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. */
+
+#include <stdio.h>
+#include "msg/msg.h"
+#include "xbt/sysdep.h" /* calloc, printf */
+
+/* Create a log channel to have nice outputs. */
+#include "xbt/log.h"
+#include "xbt/asserts.h"
+XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,"Messages specific for this msg example");
+
+int master(int argc, char *argv[]);
+int slave(int argc, char *argv[]);
+MSG_error_t test_all(const char *platform_file, const char *application_file);
+
+/** Emitter function  */
+int master(int argc, char *argv[])
+{
+  long number_of_tasks = atol(argv[1]);
+  double task_comp_size = atof(argv[2]);
+  double task_comm_size = atof(argv[3]);
+  long slaves_count = atol(argv[4]);
+  INFO4 ("master %ld %f %f %ld", number_of_tasks, task_comp_size, task_comm_size, slaves_count);
+
+  int i;
+  for (i = 0; i < number_of_tasks; i++) {
+    m_task_t task=NULL;
+    task = MSG_task_create("task", task_comp_size, task_comm_size, NULL);
+
+    //setting the category of task to "compute"
+    //the category of a task must be defined before it is sent or executed
+    TRACE_msg_set_task_category (task, "compute");
+    MSG_task_send(task, "master_mailbox");
+  }
+  
+   for (i = 0; i < slaves_count; i++) { 
+     m_task_t finalize = MSG_task_create ("finalize", 0, 0, 0);
+     TRACE_msg_set_task_category(finalize, "finalize");
+     MSG_task_send(finalize, "master_mailbox");
+   } 
+  
+  return 0;
+}
+
+/** Receiver function  */
+int slave(int argc, char *argv[])
+{
+  m_task_t task = NULL;
+  int res;
+
+  while(1) {
+    res = MSG_task_receive(&(task), "master_mailbox");
+    if (res != MSG_OK){
+      INFO0("error");
+      break;
+    }
+
+    if (!strcmp(MSG_task_get_name(task),"finalize")) {
+      MSG_task_destroy(task);
+    	break;
+    }
+
+    INFO1("Executing task %f", MSG_task_get_compute_duration(task));
+    MSG_task_execute(task);
+    INFO0("End of execution");
+    MSG_task_destroy(task);
+    task = NULL;
+  }
+  return 0;
+}
+
+/** Test function */
+MSG_error_t test_all(const char *platform_file,
+			    const char *application_file)
+{
+  MSG_error_t res = MSG_OK;
+
+  {				/*  Simulation setting */
+    MSG_set_channel_number(0);
+    MSG_create_environment(platform_file);
+  }
+  {                            /*   Application deployment */
+    MSG_function_register("master", master);
+    MSG_function_register("slave", slave);
+    MSG_launch_application(application_file);
+  }
+  res = MSG_main();
+  
+  INFO1("Simulation time %g",MSG_get_clock());
+  return res;
+}
+
+
+/** Main function */
+int main(int argc, char *argv[])
+{
+  MSG_error_t res = MSG_OK;
+
+  //starting the simulation tracing
+  TRACE_start_with_mask ("tasks.trace", TRACE_TASK);
+
+  //declaring user categories
+  TRACE_category ("compute");
+  TRACE_category ("finalize");
+
+  MSG_global_init(&argc,argv);
+  if (argc < 3) {
+     printf ("Usage: %s platform_file deployment_file\n",argv[0]);
+     printf ("example: %s msg_platform.xml msg_deployment.xml\n",argv[0]);
+     exit(1);
+  }
+  res = test_all(argv[1],argv[2]);
+  MSG_clean();
+
+  //ending the simulation tracing
+  TRACE_end();
+
+  if(res==MSG_OK)
+    return 0;
+  else
+    return 1;
+} /* end_of_main */