1 /* Copyright (c) 2010-2015. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #include "simgrid/msg.h"
9 XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test, "Messages specific for this msg example");
11 static int slave(int argc, char *argv[])
13 msg_task_t task = NULL;
14 XBT_ATTRIB_UNUSED int res;
16 const char * mailbox = "jupi";
19 res = MSG_task_receive(&(task), mailbox);
20 xbt_assert(res == MSG_OK, "MSG_task_get failed");
22 if (!strcmp(MSG_task_get_name(task), "finalize")) {
23 MSG_task_destroy(task);
26 MSG_task_execute(task);
27 XBT_INFO("Task \"%s\" done", MSG_task_get_name(task));
29 MSG_task_destroy(task);
33 XBT_INFO("I'm done. See you!");
37 static int master(int argc, char *argv[])
39 double task_comp_size = 5E7;
40 double task_comm_size = 1E6;
42 const char * mailbox = "jupi";
43 msg_task_t task = NULL;
44 msg_host_t jupiter = MSG_host_by_name("Jupiter");
46 task = MSG_task_create("task on", task_comp_size, task_comm_size, NULL);
47 XBT_INFO("Sending \"%s\"", task->name);
48 if (MSG_task_send_with_timeout(task, mailbox, 1) != MSG_OK)
49 MSG_task_destroy(task);
52 MSG_host_off(jupiter);
54 task = MSG_task_create("task off", task_comp_size, task_comm_size, NULL);
55 XBT_INFO("Sending \"%s\"", task->name);
56 if (MSG_task_send_with_timeout(task, mailbox, 1) != MSG_OK)
57 MSG_task_destroy(task);
61 xbt_dynar_t jupi_processes = xbt_dynar_new(sizeof(msg_process_t), NULL);
62 MSG_host_get_process_list(jupiter, jupi_processes);
63 msg_process_t process = NULL;
65 xbt_dynar_foreach (jupi_processes, cursor, process) {
66 MSG_process_kill(process);
68 xbt_dynar_free(&jupi_processes);
70 task = MSG_task_create("task on without proc", task_comp_size, task_comm_size, NULL);
71 XBT_INFO("Sending \"%s\"", task->name);
72 if (MSG_task_send_with_timeout(task, mailbox, 1) != MSG_OK)
73 MSG_task_destroy(task);
75 char **argvF = xbt_new(char*, 2);
76 argvF[0] = xbt_strdup("slave");
77 MSG_process_create_with_arguments("slave", slave, NULL, MSG_host_by_name("Jupiter"), 1, argvF);
79 task = MSG_task_create("task on with proc", task_comp_size, task_comm_size, NULL);
80 XBT_INFO("Sending \"%s\"", task->name);
81 if (MSG_task_send_with_timeout(task, mailbox, 1) != MSG_OK)
82 MSG_task_destroy(task);
84 task = MSG_task_create("finalize", 0, 0, 0);
85 XBT_INFO("Sending \"%s\"", task->name);
86 if (MSG_task_send_with_timeout(task, mailbox, 1) != MSG_OK)
87 MSG_task_destroy(task);
89 XBT_INFO("Goodbye now!");
93 int main(int argc, char *argv[])
97 MSG_init(&argc, argv);
98 xbt_assert(argc == 2, "Usage: %s platform_file\n\tExample: %s msg_platform.xml\n", argv[0], argv[0]);
100 MSG_create_environment(argv[1]);
102 MSG_process_create("master", master, NULL, MSG_get_host_by_name("Tremblay"));
103 MSG_process_create("slave", slave, NULL, MSG_get_host_by_name("Jupiter"));
107 XBT_INFO("Simulation time %g", MSG_get_clock());
109 return res != MSG_OK;