+/* Copyright (c) 2019-2020. 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/exec.h"
+#include "simgrid/host.h"
+
+#include "xbt/asserts.h"
+#include "xbt/log.h"
+
+XBT_LOG_NEW_DEFAULT_CATEGORY(exec_waitany, "Messages specific for this example");
+
+static void worker(int argc, char* argv[])
+{
+ int with_timeout = !strcmp(argv[1], "true");
+
+ /* Vector in which we store all pending executions*/
+ sg_exec_t* pending_execs = malloc(sizeof(sg_exec_t) * 3);
+ int pending_execs_count = 0;
+
+ for (int i = 0; i < 3; i++) {
+ char* name = bprintf("Exec-%d", i);
+ double amount = (6 * (i % 2) + i + 1) * sg_host_speed(sg_host_self());
+
+ sg_exec_t exec = sg_actor_exec_init(amount);
+ sg_exec_set_name(exec, name);
+ pending_execs[pending_execs_count++] = exec;
+ sg_exec_start(exec);
+
+ XBT_INFO("Activity %s has started for %.0f seconds", name, amount / sg_host_speed(sg_host_self()));
+ free(name);
+ }
+
+ /* Now that executions were initiated, wait for their completion, in order of termination.
+ *
+ * This loop waits for first terminating execution with wait_any() and remove it with erase(), until all execs are
+ * terminated.
+ */
+ while (pending_execs_count > 0) {
+ int pos;
+ if (with_timeout)
+ pos = sg_exec_wait_any_for(pending_execs, pending_execs_count, 4);
+ else
+ pos = sg_exec_wait_any(pending_execs, pending_execs_count);
+
+ if (pos < 0) {
+ XBT_INFO("Do not wait any longer for an activity");
+ pending_execs_count = 0;
+ } else {
+ XBT_INFO("Activity at position %d is complete", pos);
+ memmove(pending_execs + pos, pending_execs + pos + 1, sizeof(sg_exec_t) * (pending_execs_count - pos - 1));
+ pending_execs_count--;
+ }
+ XBT_INFO("%d activities remain pending", pending_execs_count);
+ }
+
+ free(pending_execs);
+}
+
+int main(int argc, char* argv[])
+{
+ simgrid_init(&argc, argv);
+ simgrid_load_platform(argv[1]);
+
+ const char* worker_argv[] = {"worker", "false"};
+ sg_actor_create("worker", sg_host_by_name("Tremblay"), worker, 2, worker_argv);
+
+ worker_argv[1] = "true";
+ sg_actor_create("worker_timeout", sg_host_by_name("Tremblay"), worker, 2, worker_argv);
+
+ simgrid_run();
+ return 0;
+}