3 /* Copyright (c) 2002,2003,2004 Arnaud Legrand. All rights reserved. */
5 /* This program is free software; you can redistribute it and/or modify it
6 * under the terms of the license (GNU LGPL) which comes with this package. */
10 #include "xbt/sysdep.h" /* calloc, printf */
12 /* Create a log channel to have nice outputs. */
14 #include "xbt/asserts.h"
15 XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,"Messages specific for this msg example");
17 int master(int argc, char *argv[]);
18 int slave(int argc, char *argv[]);
19 MSG_error_t test_all(const char *platform_file, const char *application_file);
21 /** Emitter function */
22 int master(int argc, char *argv[])
24 long number_of_tasks = atol(argv[1]);
25 double task_comp_size = atof(argv[2]);
26 double task_comm_size = atof(argv[3]);
27 long slaves_count = atol(argv[4]);
29 //setting the variable "is_master" (previously declared) to value 1
30 TRACE_host_variable_set ("is_master", 1);
33 for (i = 0; i < number_of_tasks; i++) {
35 task = MSG_task_create("task", task_comp_size, task_comm_size, NULL);
37 //setting the variable "task_creation" to value i
38 TRACE_host_variable_set ("task_creation", i);
40 //setting the category of task to "compute"
41 //the category of a task must be defined before it is sent or executed
42 TRACE_msg_set_task_category (task, "compute");
43 MSG_task_send(task, "master_mailbox");
46 for (i = 0; i < slaves_count; i++) {
47 m_task_t finalize = MSG_task_create ("finalize", 0, 0, 0);
48 TRACE_msg_set_task_category(finalize, "finalize");
49 MSG_task_send(finalize, "master_mailbox");
55 /** Receiver function */
56 int slave(int argc, char *argv[])
61 TRACE_host_variable_set ("is_slave", 1);
63 res = MSG_task_receive(&(task), "master_mailbox");
65 if (!strcmp(MSG_task_get_name(task),"finalize")) {
66 MSG_task_destroy(task);
70 //adding the value returned by MSG_task_get_compute_duration(task)
71 //to the variable "task_computation"
72 TRACE_host_variable_add ("task_computation",
73 MSG_task_get_compute_duration(task));
74 MSG_task_execute(task);
75 MSG_task_destroy(task);
82 MSG_error_t test_all(const char *platform_file,
83 const char *application_file)
85 MSG_error_t res = MSG_OK;
87 { /* Simulation setting */
88 MSG_set_channel_number(0);
89 MSG_create_environment(platform_file);
91 { /* Application deployment */
92 MSG_function_register("master", master);
93 MSG_function_register("slave", slave);
94 MSG_launch_application(application_file);
98 INFO1("Simulation time %g",MSG_get_clock());
104 int main(int argc, char *argv[])
106 MSG_error_t res = MSG_OK;
109 //starting the simulation tracing
110 TRACE_start ("simulation.trace");
112 //declaring user variables
113 TRACE_host_variable_declare ("is_slave");
114 TRACE_host_variable_declare ("is_master");
115 TRACE_host_variable_declare ("task_creation");
116 TRACE_host_variable_declare ("task_computation");
118 //declaring user categories
119 TRACE_category ("compute");
120 TRACE_category ("finalize");
122 MSG_global_init(&argc,argv);
124 printf ("Usage: %s platform_file deployment_file\n",argv[0]);
125 printf ("example: %s msg_platform.xml msg_deployment.xml\n",argv[0]);
128 res = test_all(argv[1],argv[2]);
131 //ending the simulation tracing