-/* Copyright (c) 2007-2015. The SimGrid Team.
- * All rights reserved. */
+/* Copyright (c) 2007-2018. 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. */
#include "simgrid/msg.h"
+#include <stdio.h> /* snprintf */
+
XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test, "Messages specific for this msg example");
#define FINALIZE ((void*)221297) /* a magic number to tell people to stop working */
static int master(int argc, char *argv[])
{
- int i;
-
long number_of_tasks = xbt_str_parse_int(argv[1], "Invalid amount of tasks: %s");
double task_comp_size = xbt_str_parse_double(argv[2], "Invalid computational size: %s");
double task_comm_size = xbt_str_parse_double(argv[3], "Invalid communication size: %s");
XBT_INFO("Got %ld workers and %ld tasks to process", workers_count, number_of_tasks);
- for (i = 0; i < number_of_tasks; i++) {
+ for (int i = 0; i < number_of_tasks; i++) {
char mailbox[256];
snprintf(mailbox, 255, "worker-%ld", i % workers_count);
-
+ XBT_INFO("Send a message to %s", mailbox);
msg_task_t task = MSG_task_create("Task", task_comp_size, task_comm_size, xbt_new0(double, 1));
*((double *) task->data) = MSG_get_clock();
switch ( MSG_task_send_with_timeout(task,mailbox,10.0) ) {
case MSG_OK:
- XBT_INFO("Send completed");
+ XBT_INFO("Send to %s completed", mailbox);
break;
case MSG_HOST_FAILURE:
}
XBT_INFO("All tasks have been dispatched. Let's tell everybody the computation is over.");
- for (i = 0; i < workers_count; i++) {
+ for (int i = 0; i < workers_count; i++) {
char mailbox[256];
snprintf(mailbox, 255, "worker-%ld", i % workers_count);
msg_task_t task = MSG_task_create("finalize", 0, 0, FINALIZE);
snprintf(mailbox, 79,"worker-%ld", id);
while (1) {
- double time1 = MSG_get_clock();
msg_task_t task = NULL;
+ XBT_INFO("Waiting a message on %s", mailbox);
int retcode = MSG_task_receive( &(task), mailbox);
- double time2 = MSG_get_clock();
if (retcode == MSG_OK) {
- XBT_INFO("Received \"%s\"", MSG_task_get_name(task));
if (MSG_task_get_data(task) == FINALIZE) {
MSG_task_destroy(task);
break;
}
- if (time1 < *((double *) task->data))
- time1 = *((double *) task->data);
- XBT_INFO("Communication time : \"%f\"", time2 - time1);
- XBT_INFO("Processing \"%s\"", MSG_task_get_name(task));
+ XBT_INFO("Start execution...");
retcode = MSG_task_execute(task);
if (retcode == MSG_OK) {
- XBT_INFO("\"%s\" done", MSG_task_get_name(task));
+ XBT_INFO("Execution complete.");
+ free(task->data);
MSG_task_destroy(task);
} else if (retcode == MSG_HOST_FAILURE) {
XBT_INFO("Gloups. The cpu on which I'm running just turned off!. See you!");
+ free(task->data);
MSG_task_destroy(task);
return 0;
} else {
int main(int argc, char *argv[])
{
- msg_error_t res = MSG_OK;
-
MSG_init(&argc, argv);
xbt_assert(argc > 2, "Usage: %s platform_file deployment_file\n"
"\tExample: %s msg_platform.xml msg_deployment.xml\n", argv[0], argv[0]);
MSG_function_register("worker", worker);
MSG_launch_application(argv[2]);
- res = MSG_main();
+ msg_error_t res = MSG_main();
XBT_INFO("Simulation time %g", MSG_get_clock());