+++ /dev/null
-/* Copyright (c) 2010-2021. 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. */
-
-/* This example shows how to use simgrid::s4u::this_actor::wait() to wait for a given communication.
- *
- * As for the other asynchronous examples, the sender initiate all the messages it wants to send and
- * pack the resulting simgrid::s4u::CommPtr objects in a vector. All messages thus occurs concurrently.
- *
- * The sender then loops until there is no ongoing communication.
- */
-
-#include "simgrid/s4u.hpp"
-#include <cstdlib>
-#include <iostream>
-#include <string>
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_comm_wait, "Messages specific for this s4u example");
-
-static void sender(int argc, char** argv)
-{
- xbt_assert(argc == 3, "Expecting 2 parameters from the XML deployment file but got %d", argc);
- long messages_count = std::stol(argv[1]); /* - number of messages */
- long msg_size = std::stol(argv[2]); /* - message size in bytes */
- double sleep_start_time = 5.0;
- double sleep_test_time = 0;
-
- simgrid::s4u::Mailbox* mbox = simgrid::s4u::Mailbox::by_name("receiver");
-
- XBT_INFO("sleep_start_time : %f , sleep_test_time : %f", sleep_start_time, sleep_test_time);
- simgrid::s4u::this_actor::sleep_for(sleep_start_time);
-
- for (int i = 0; i < messages_count; i++) {
- std::string msg_content = std::string("Message ") + std::to_string(i);
- // Copy the data we send: the 'msg_content' variable is not a stable storage location.
- // It will be destroyed when this actor leaves the loop, ie before the receiver gets the data
- auto* payload = new std::string(msg_content);
-
- /* Create a communication representing the ongoing communication and then */
- simgrid::s4u::CommPtr comm = mbox->put_async(payload, msg_size);
- XBT_INFO("Send '%s' to '%s'", msg_content.c_str(), mbox->get_cname());
-
- if (sleep_test_time > 0) { /* - "test_time" is set to 0, wait */
- while (not comm->test()) { /* - Call test() every "sleep_test_time" otherwise */
- simgrid::s4u::this_actor::sleep_for(sleep_test_time);
- }
- } else {
- comm->wait();
- }
- }
-
- /* Send message to let the receiver know that it should stop */
- XBT_INFO("Send 'finalize' to 'receiver'");
- mbox->put(new std::string("finalize"), 0);
-}
-
-/* Receiver actor expects 1 argument: its ID */
-static void receiver(int, char**)
-{
- double sleep_start_time = 1.0;
- double sleep_test_time = 0.1;
-
- simgrid::s4u::Mailbox* mbox = simgrid::s4u::Mailbox::by_name("receiver");
-
- XBT_INFO("sleep_start_time : %f , sleep_test_time : %f", sleep_start_time, sleep_test_time);
- simgrid::s4u::this_actor::sleep_for(sleep_start_time);
-
- XBT_INFO("Wait for my first message");
- for (bool cont = true; cont;) {
- std::string* received;
- simgrid::s4u::CommPtr comm = mbox->get_async<std::string>(&received);
-
- if (sleep_test_time > 0) { /* - "test_time" is set to 0, wait */
- while (not comm->test()) { /* - Call test() every "sleep_test_time" otherwise */
- simgrid::s4u::this_actor::sleep_for(sleep_test_time);
- }
- } else {
- comm->wait();
- }
-
- XBT_INFO("I got a '%s'.", received->c_str());
- if (*received == "finalize")
- cont = false; // If it's a finalize message, we're done.
- delete received;
- }
-}
-
-int main(int argc, char* argv[])
-{
- xbt_assert(argc > 2, "Usage: %s platform_file deployment_file\n", argv[0]);
-
- simgrid::s4u::Engine e(&argc, argv);
- e.register_function("sender", &sender);
- e.register_function("receiver", &receiver);
-
- e.load_platform(argv[1]);
- e.load_deployment(argv[2]);
- e.run();
-
- return 0;
-}
