X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/dccf1b41e9c7b5a696f01abceaa2779fe65f154f..29a81842d533739990e76a90f1e26b90ff263586:/src/kernel/activity/ActivityImpl.hpp

diff --git a/src/kernel/activity/ActivityImpl.hpp b/src/kernel/activity/ActivityImpl.hpp
index 94b85900e8..d145e8fb36 100644
--- a/src/kernel/activity/ActivityImpl.hpp
+++ b/src/kernel/activity/ActivityImpl.hpp
@@ -1,4 +1,4 @@
-/* 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. */
@@ -12,29 +12,32 @@
 #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();
+  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 */