-/* Copyright (c) 2008, 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2008-2015. 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 <stdio.h>
-#include <stdlib.h>
-#include "msg/msg.h"
-#include "surf/surf_private.h"
+#include "simgrid/msg.h"
-int host(int argc, char *argv[]);
-unsigned int task_comp_size = 50000000;
-unsigned int task_comm_size = 1000000;
-
-int nb_hosts; /* All declared hosts */
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(ring,
- "Messages specific for this msg example");
+XBT_LOG_NEW_DEFAULT_CATEGORY(ring, "Messages specific for this msg example");
/** @addtogroup MSG_examples
*
* @section MSG_ex_apps Examples of full applications
*
- * - <b>token_ring/ring_call.c</b>: Classical token ring
- * communication, where a token is exchanged along a ring to reach
- * every participant.
- *
+ * - <b>token_ring/ring_call.c</b>: Classical token ring communication, where a token is exchanged along a ring to
+ * reach every participant.
*/
-int host(int argc, char *argv[])
+static int host(int argc, char *argv[])
{
- int host_number = atoi(MSG_process_get_name(MSG_process_self()));
+ unsigned int task_comp_size = 50000000;
+ unsigned int task_comm_size = 1000000;
+ int host_number =
+ xbt_str_parse_int(MSG_process_get_name(MSG_process_self()), "Process name must be an integer but is: %s");
char mailbox[256];
- m_task_t task = NULL;
- _XBT_GNUC_UNUSED int res;
+ msg_task_t task = NULL;
+ XBT_ATTRIB_UNUSED int res;
if (host_number == 0){ //master send then receive
sprintf(mailbox, "%d", host_number+1);
task = MSG_task_create("Token", task_comp_size, task_comm_size, NULL);
xbt_assert(res == MSG_OK, "MSG_task_get failed");
XBT_INFO("Host \"%d\" received \"%s\"",host_number, MSG_task_get_name(task));
MSG_task_destroy(task);
- }
- else{ //slave receive then send
+ } else{ //slave receive then send
res = MSG_task_receive(&(task), MSG_process_get_name(MSG_process_self()));
xbt_assert(res == MSG_OK, "MSG_task_get failed");
XBT_INFO("Host \"%d\" received \"%s\"",host_number, MSG_task_get_name(task));
- if(host_number+1 == nb_hosts)
+ if(host_number+1 == MSG_get_host_number())
sprintf(mailbox, "0");
else
sprintf(mailbox, "%d", host_number+1);
int main(int argc, char **argv)
{
- int i,res;
- MSG_global_init(&argc, argv);
+ unsigned int i;
+ MSG_init(&argc, argv);
MSG_create_environment(argv[1]);
xbt_dynar_t hosts = MSG_hosts_as_dynar();
- nb_hosts = xbt_dynar_length(hosts);
+ msg_host_t h;
MSG_function_register("host", host);
- XBT_INFO("Number of host '%d'",nb_hosts);
- for(i = 0 ; i<nb_hosts; i++)
- {
- char* name_host = bprintf("%d",i);
- MSG_process_create( name_host, host, NULL, xbt_dynar_get_as(hosts,i,m_host_t) );
+ XBT_INFO("Number of host '%d'",MSG_get_host_number());
+ xbt_dynar_foreach (hosts, i, h){
+ char* name_host = bprintf("%u",i);
+ MSG_process_create(name_host, host, NULL, h);
free(name_host);
}
xbt_dynar_free(&hosts);
- res = MSG_main();
+ int res = MSG_main();
XBT_INFO("Simulation time %g", MSG_get_clock());
- MSG_clean();
- if (res == MSG_OK)
- return 0;
- else
- return 1;
-
+ return res != MSG_OK;
}