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properly split init/start for Exec activities
[simgrid.git] / src / kernel / activity / ActivityImpl.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 SIMGRID_KERNEL_ACTIVITY_ACTIVITYIMPL_HPP
7 #define SIMGRID_KERNEL_ACTIVITY_ACTIVITYIMPL_HPP
8
9 #include <string>
10 #include <list>
11
12 #include <xbt/base.h>
13 #include "simgrid/forward.h"
14
15 #include <atomic>
16 #include <simgrid/simix.hpp>
17
18 namespace simgrid {
19 namespace kernel {
20 namespace activity {
21
22 class XBT_PUBLIC ActivityImpl {
23 public:
24   ActivityImpl() = default;
25   explicit ActivityImpl(std::string name) : name_(name) {}
26   virtual ~ActivityImpl() = default;
27   e_smx_state_t state_ = SIMIX_WAITING; /* State of the activity */
28   std::string name_;                    /* Activity name if any */
29   std::list<smx_simcall_t> simcalls_;   /* List of simcalls waiting for this activity */
30   resource::Action* surf_action_ = nullptr;
31
32   virtual void suspend() = 0;
33   virtual void resume()  = 0;
34   virtual void post()    = 0; // What to do when a simcall terminates
35
36   // boost::intrusive_ptr<ActivityImpl> support:
37   friend XBT_PUBLIC void intrusive_ptr_add_ref(ActivityImpl* activity);
38   friend XBT_PUBLIC void intrusive_ptr_release(ActivityImpl* activity);
39
40 private:
41   std::atomic_int_fast32_t refcount_{0};
42 };
43 }}} // namespace simgrid::kernel::activity
44
45 #endif /* SIMGRID_KERNEL_ACTIVITY_ACTIVITYIMPL_HPP */