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make SIMIX_wake_processes a method of simix_global
[simgrid.git] / src / simix / smx_private.hpp
1 /* Copyright (c) 2007-2019. The SimGrid Team. All rights reserved.          */
2
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. */
5
6 #ifndef SIMIX_PRIVATE_HPP
7 #define SIMIX_PRIVATE_HPP
8
9 #include "simgrid/s4u/Actor.hpp"
10 #include "src/kernel/actor/ActorImpl.hpp"
11 #include "src/kernel/context/Context.hpp"
12
13 #include <boost/intrusive/list.hpp>
14 #include <mutex>
15 #include <unordered_map>
16 #include <vector>
17
18 /********************************** Simix Global ******************************/
19
20 namespace simgrid {
21 namespace simix {
22
23 class Global {
24 public:
25   bool execute_tasks();
26   /**
27    * Garbage collection
28    *
29    * Should be called some time to time to free the memory allocated for actors that have finished (or killed).
30    */
31   void empty_trash();
32   void run_all_actors();
33   void wake_all_waiting_actors();
34
35   smx_context_factory_t context_factory = nullptr;
36   std::vector<kernel::actor::ActorImpl*> actors_to_run;
37   std::vector<kernel::actor::ActorImpl*> actors_that_ran;
38   std::map<aid_t, kernel::actor::ActorImpl*> process_list;
39   boost::intrusive::list<kernel::actor::ActorImpl,
40                          boost::intrusive::member_hook<kernel::actor::ActorImpl, boost::intrusive::list_member_hook<>,
41                                                        &kernel::actor::ActorImpl::smx_destroy_list_hook>>
42       actors_to_destroy;
43 #if SIMGRID_HAVE_MC
44   /* MCer cannot read members process_list and actors_to_destroy above in the remote process, so we copy the info it
45    * needs in a dynar.
46    * FIXME: This is supposed to be a temporary hack.
47    * A better solution would be to change the split between MCer and MCed, where the responsibility
48    *   to compute the list of the enabled transitions goes to the MCed.
49    * That way, the MCer would not need to have the list of actors on its side.
50    * These info could be published by the MCed to the MCer in a way inspired of vd.so
51    */
52   xbt_dynar_t actors_vector      = xbt_dynar_new(sizeof(kernel::actor::ActorImpl*), nullptr);
53   xbt_dynar_t dead_actors_vector = xbt_dynar_new(sizeof(kernel::actor::ActorImpl*), nullptr);
54 #endif
55   kernel::actor::ActorImpl* maestro_process = nullptr;
56
57   // Maps function names to actor code:
58   std::unordered_map<std::string, simix::ActorCodeFactory> registered_functions;
59
60   // This might be used when no corresponding function name is registered:
61   simix::ActorCodeFactory default_function;
62
63   std::mutex mutex;
64
65   std::vector<xbt::Task<void()>> tasks;
66   std::vector<xbt::Task<void()>> tasksTemp;
67
68   std::vector<kernel::actor::ActorImpl*> daemons;
69 };
70 }
71 }
72
73 XBT_PUBLIC_DATA std::unique_ptr<simgrid::simix::Global> simix_global;
74
75 XBT_PUBLIC void SIMIX_clean();
76
77 #endif