X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/749cf0c1157c66ccb0dda53d41b082994722d487..50fc7bc345d2dc0cfc60fc1f889dec627611c740:/examples/c/actor-suspend/actor-suspend.c

diff --git a/examples/c/actor-suspend/actor-suspend.c b/examples/c/actor-suspend/actor-suspend.c
new file mode 100644
index 0000000000..2a01be884d
--- /dev/null
+++ b/examples/c/actor-suspend/actor-suspend.c
@@ -0,0 +1,88 @@
+/* Copyright (c) 2007-2020. 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/actor.h"
+#include "simgrid/engine.h"
+#include "simgrid/host.h"
+
+#include "xbt/asserts.h"
+#include "xbt/log.h"
+
+XBT_LOG_NEW_DEFAULT_CATEGORY(actor_suspend, "Messages specific for this example");
+
+/* The Lazy guy only wants to sleep, but can be awaken by the dream_master process. */
+static void lazy_guy(XBT_ATTRIB_UNUSED int argc, XBT_ATTRIB_UNUSED char* argv[])
+{
+  XBT_INFO("Nobody's watching me ? Let's go to sleep.");
+  sg_actor_suspend(sg_actor_self()); /* - Start by suspending itself */
+  XBT_INFO("Uuuh ? Did somebody call me ?");
+
+  XBT_INFO("Going to sleep..."); /* - Then repetitively go to sleep, but got awaken */
+  sg_actor_sleep_for(10.0);
+  XBT_INFO("Mmm... waking up.");
+
+  XBT_INFO("Going to sleep one more time (for 10 sec)...");
+  sg_actor_sleep_for(10.0);
+  XBT_INFO("Waking up once for all!");
+
+  XBT_INFO("Ok, let's do some work, then (for 10 sec on Boivin).");
+  sg_actor_self_execute(980.95e6);
+
+  XBT_INFO("Mmmh, I'm done now. Goodbye.");
+}
+
+/* The Dream master: */
+static void dream_master(XBT_ATTRIB_UNUSED int argc, XBT_ATTRIB_UNUSED char* argv[])
+{
+  XBT_INFO("Let's create a lazy guy."); /* - Create a lazy_guy process */
+  sg_actor_t lazy = sg_actor_init("Lazy", sg_host_self());
+  sg_actor_start(lazy, lazy_guy, 0, NULL);
+  XBT_INFO("Let's wait a little bit...");
+  sg_actor_sleep_for(10.0); /* - Wait for 10 seconds */
+  XBT_INFO("Let's wake the lazy guy up! >:) BOOOOOUUUHHH!!!!");
+  sg_actor_resume(lazy); /* - Then wake up the lazy_guy */
+
+  sg_actor_sleep_for(5.0); /* Repeat two times: */
+  XBT_INFO("Suspend the lazy guy while he's sleeping...");
+  sg_actor_suspend(lazy); /* - Suspend the lazy_guy while he's asleep */
+  XBT_INFO("Let him finish his siesta.");
+  sg_actor_sleep_for(10.0); /* - Wait for 10 seconds */
+  XBT_INFO("Wake up, lazy guy!");
+  sg_actor_resume(lazy); /* - Then wake up the lazy_guy again */
+
+  sg_actor_sleep_for(5.0);
+  XBT_INFO("Suspend again the lazy guy while he's sleeping...");
+  sg_actor_suspend(lazy);
+  XBT_INFO("This time, don't let him finish his siesta.");
+  sg_actor_sleep_for(2.0);
+  XBT_INFO("Wake up, lazy guy!");
+  sg_actor_resume(lazy);
+
+  sg_actor_sleep_for(5.0);
+  XBT_INFO("Give a 2 seconds break to the lazy guy while he's working...");
+  sg_actor_suspend(lazy);
+  sg_actor_sleep_for(2.0);
+  XBT_INFO("Back to work, lazy guy!");
+  sg_actor_resume(lazy);
+
+  XBT_INFO("OK, I'm done here.");
+}
+
+int main(int argc, char* argv[])
+{
+  simgrid_init(&argc, argv);
+  xbt_assert(argc > 1, "Usage: %s platform_file\n\tExample: %s msg_platform.xml\n", argv[0], argv[0]);
+
+  simgrid_load_platform(argv[1]);
+  simgrid_register_function("dream_master", dream_master);
+
+  sg_actor_t actor = sg_actor_init("dream_master", sg_host_by_name("Boivin"));
+  sg_actor_start(actor, dream_master, 0, NULL);
+
+  simgrid_run();
+
+  return 0;
+}