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"
13 XBT_LOG_NEW_CATEGORY(s4u,"Log channels of the S4U (Simgrid for you) interface");
14 using namespace simgrid;
16 s4u::Engine *s4u::Engine::instance_ = nullptr; /* That singleton is awful, but I don't see no other solution right now. */
19 s4u::Engine::Engine(int *argc, char **argv) {
20 xbt_assert(s4u::Engine::instance_ == nullptr, "It is currently forbidden to create more than one instance of s4u::Engine");
21 s4u::Engine::instance_ = this;
23 SIMIX_global_init(argc, argv);
26 s4u::Engine *s4u::Engine::instance() {
27 if (s4u::Engine::instance_ == nullptr)
28 new Engine(0,nullptr);
29 return s4u::Engine::instance_;
32 double s4u::Engine::getClock()
34 return SIMIX_get_clock();
37 void s4u::Engine::loadPlatform(const char *platf)
39 SIMIX_create_environment(platf);
42 void s4u::Engine::registerFunction(const char*name, int (*code)(int,char**))
44 SIMIX_function_register(name,code);
46 void s4u::Engine::registerDefault(int (*code)(int,char**))
48 SIMIX_function_register_default(code);
50 void s4u::Engine::loadDeployment(const char *deploy)
52 SIMIX_launch_application(deploy);
55 void s4u::Engine::run() {
63 #include "surf/surf.h" // routing_platf. FIXME:KILLME. SOON
64 #include "src/surf/surf_routing.hpp" // routing_platf. FIXME:KILLME. SOON
66 s4u::As *s4u::Engine::rootAs()
68 return routing_platf->root_; // FIXME: get the root into the Engine directly (and kill the platf)
71 static s4u::As *asByNameRecursive(s4u::As *current, const char *name)
73 if(!strcmp(current->name(), name))
76 xbt_dict_cursor_t cursor = NULL;
79 xbt_dict_foreach(current->children(), cursor, key, elem) {
80 simgrid::s4u::As *tmp = asByNameRecursive(elem, name);
86 /** @brief Retrieve the AS of the given name (or nullptr if not found) */
87 s4u::As *s4u::Engine::asByNameOrNull(const char *name) {
88 return asByNameRecursive(rootAs(),name);