1 /* Copyright (c) 2009-2015. 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 "src/msg/msg_private.h"
7 #include "xbt/replay.hpp"
11 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(msg_action, msg, "MSG actions for trace driven simulation");
15 void MSG_action_init()
17 MSG_function_register_default(simgrid::xbt::replay_runner);
20 void MSG_action_exit()
22 // Nothing to do anymore here
25 /** \ingroup msg_trace_driven
26 * \brief A trace loader
28 * If path!=nullptr, load a trace file containing actions, and execute them.
29 * Else, assume that each process gets the path in its deployment file
31 msg_error_t MSG_action_trace_run(char *path)
34 simgrid::xbt::action_fs = new std::ifstream(path, std::ifstream::in);
37 msg_error_t res = MSG_main();
39 if (not simgrid::xbt::action_queues.empty()) {
40 XBT_WARN("Not all actions got consumed. If the simulation ended successfully (without deadlock),"
41 " you may want to add new processes to your deployment file.");
43 for (auto actions_of : simgrid::xbt::action_queues) {
44 XBT_WARN("Still %zu actions for %s", actions_of.second->size(), actions_of.first.c_str());
49 delete simgrid::xbt::action_fs;
50 simgrid::xbt::action_fs = nullptr;