1 /* Copyright (c) 2007, 2009-2017. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include "simgrid/msg.h"
8 XBT_LOG_NEW_DEFAULT_CATEGORY(msg_process_kill, "Messages specific for this msg example");
10 static int victimA_fun(XBT_ATTRIB_UNUSED int argc, XBT_ATTRIB_UNUSED char* argv[])
13 XBT_INFO("Suspending myself");
14 MSG_process_suspend(MSG_process_self()); /* - First suspend itself */
15 XBT_INFO("OK, OK. Let's work"); /* - Then is resumed and start to execute a task */
16 MSG_task_execute(MSG_task_create("work", 1e9, 0, NULL));
17 XBT_INFO("Bye!"); /* - But will never reach the end of it */
21 static int victimB_fun(XBT_ATTRIB_UNUSED int argc, XBT_ATTRIB_UNUSED char* argv[])
23 XBT_INFO("Terminates before being killed");
27 static int killer(XBT_ATTRIB_UNUSED int argc, XBT_ATTRIB_UNUSED char* argv[])
29 XBT_INFO("Hello!"); /* - First start a victim process */
30 msg_process_t victimA = MSG_process_create("victim A", victimA_fun, NULL, MSG_host_by_name("Fafard"));
31 msg_process_t victimB = MSG_process_create("victim B", victimB_fun, NULL, MSG_host_by_name("Bourassa"));
32 MSG_process_sleep(10.0);
34 XBT_INFO("Resume victimA"); /* - Resume it from its suspended state */
35 MSG_process_resume(victimA);
37 XBT_INFO("Kill victimA"); /* - and then kill it */
38 MSG_process_kill(victimA);
40 XBT_INFO("Kill victimB, even if it's already dead"); /* that's a no-op, there is no zombies in SimGrid */
41 MSG_process_kill(victimB);
43 XBT_INFO("OK, goodbye now. I commit a suicide.");
44 MSG_process_kill(MSG_process_self());
46 XBT_INFO("This line will never get displayed: I'm already dead since the previous line.");
50 int main(int argc, char* argv[])
52 MSG_init(&argc, argv);
53 xbt_assert(argc == 2, "Usage: %s platform_file\n\tExample: %s msg_platform.xml\n", argv[0], argv[0]);
55 MSG_create_environment(argv[1]); /* - Load the platform description */
56 /* - Create and deploy killer process, that will create the victim process */
57 MSG_process_create("killer", killer, NULL, MSG_host_by_name("Tremblay"));
59 msg_error_t res = MSG_main(); /* - Run the simulation */
61 XBT_INFO("Simulation time %g", MSG_get_clock());