1 /* s4u::Engine Simulation Engine and global functions. */
3 /* Copyright (c) 2006-2015. The SimGrid Team. All rights reserved. */
5 /* This program is free software; you can redistribute it and/or modify it
6 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "simgrid/simix.h"
10 #include "simgrid/s4u/As.hpp"
11 #include "simgrid/s4u/engine.hpp"
12 #include "simgrid/s4u/mailbox.hpp"
13 #include "simgrid/s4u/storage.hpp"
15 XBT_LOG_NEW_CATEGORY(s4u,"Log channels of the S4U (Simgrid for you) interface");
16 using namespace simgrid;
18 s4u::Engine *s4u::Engine::instance_ = nullptr; /* That singleton is awful, but I don't see no other solution right now. */
21 s4u::Engine::Engine(int *argc, char **argv) {
22 xbt_assert(s4u::Engine::instance_ == nullptr, "It is currently forbidden to create more than one instance of s4u::Engine");
23 s4u::Engine::instance_ = this;
25 SIMIX_global_init(argc, argv);
28 s4u::Engine *s4u::Engine::instance() {
29 if (s4u::Engine::instance_ == nullptr)
30 new Engine(0,nullptr);
31 return s4u::Engine::instance_;
34 void s4u::Engine::shutdown() {
35 delete s4u::Engine::instance_;
36 s4u::Engine::instance_ = nullptr;
37 delete s4u::Mailbox::mailboxes;
38 delete s4u::Storage::storages_;
41 double s4u::Engine::getClock()
43 return SIMIX_get_clock();
46 void s4u::Engine::loadPlatform(const char *platf)
48 SIMIX_create_environment(platf);
51 void s4u::Engine::registerFunction(const char*name, int (*code)(int,char**))
53 SIMIX_function_register(name,code);
55 void s4u::Engine::registerDefault(int (*code)(int,char**))
57 SIMIX_function_register_default(code);
59 void s4u::Engine::loadDeployment(const char *deploy)
61 SIMIX_launch_application(deploy);
64 void s4u::Engine::run() {
72 #include "surf/surf.h" // routing_platf. FIXME:KILLME. SOON
73 #include "src/surf/surf_routing.hpp" // routing_platf. FIXME:KILLME. SOON
75 s4u::As *s4u::Engine::rootAs()
77 return routing_platf->root_; // FIXME: get the root into the Engine directly (and kill the platf)
80 static s4u::As *asByNameRecursive(s4u::As *current, const char *name)
82 if(!strcmp(current->name(), name))
85 xbt_dict_cursor_t cursor = nullptr;
88 xbt_dict_foreach(current->children(), cursor, key, elem) {
89 simgrid::s4u::As *tmp = asByNameRecursive(elem, name);
95 /** @brief Retrieve the AS of the given name (or nullptr if not found) */
96 s4u::As *s4u::Engine::asByNameOrNull(const char *name) {
97 return asByNameRecursive(rootAs(),name);