-/* Copyright (c) 2007-2016. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2018. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#include <xbt/base.h>
#include "simgrid/forward.h"
+#include <atomic>
#include <simgrid/simix.hpp>
namespace simgrid {
namespace kernel {
namespace activity {
- XBT_PUBLIC_CLASS ActivityImpl {
- public:
- ActivityImpl();
- virtual ~ActivityImpl();
- e_smx_state_t state = SIMIX_WAITING; /* State of the activity */
- std::string name; /* Activity name if any */
- std::list<smx_simcall_t> simcalls; /* List of simcalls waiting for this activity */
-
- virtual void suspend()=0;
- virtual void resume()=0;
- virtual void post() =0; // What to do when a simcall terminates
-
- void ref();
- void unref();
- private:
- int refcount = 1;
- };
+class XBT_PUBLIC ActivityImpl {
+public:
+ ActivityImpl();
+ explicit ActivityImpl(std::string name) : name_(name) {}
+ virtual ~ActivityImpl();
+ e_smx_state_t state_ = SIMIX_WAITING; /* State of the activity */
+ std::string name_; /* Activity name if any */
+ std::list<smx_simcall_t> simcalls_; /* List of simcalls waiting for this activity */
+
+ virtual void suspend() = 0;
+ virtual void resume() = 0;
+ virtual void post() = 0; // What to do when a simcall terminates
+
+ // boost::intrusive_ptr<ActivityImpl> support:
+ friend XBT_PUBLIC void intrusive_ptr_add_ref(ActivityImpl* activity);
+ friend XBT_PUBLIC void intrusive_ptr_release(ActivityImpl* activity);
+
+private:
+ std::atomic_int_fast32_t refcount_{0};
+};
}}} // namespace simgrid::kernel::activity
#endif /* SIMGRID_KERNEL_ACTIVITY_ACTIVITYIMPL_HPP */