1 /* Copyright (c) 2006-2019. The SimGrid Team. All rights reserved. */
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. */
6 #include "simgrid/s4u/Mutex.hpp"
7 #include "src/kernel/activity/MutexImpl.hpp"
14 SIMIX_mutex_unref(pimpl_);
16 /** @brief Blocks the calling actor until the mutex can be obtained */
19 simcall_mutex_lock(pimpl_);
22 /** @brief Release the ownership of the mutex, unleashing a blocked actor (if any)
24 * Will fail if the calling actor does not own the mutex.
28 simcall_mutex_unlock(pimpl_);
31 /** @brief Acquire the mutex if it's free, and return false (without blocking) if not */
32 bool Mutex::try_lock()
34 return simcall_mutex_trylock(pimpl_);
37 /** @brief Create a new mutex
41 MutexPtr Mutex::create()
43 smx_mutex_t mutex = simcall_mutex_init();
44 return MutexPtr(&mutex->mutex(), false);
47 /* refcounting of the intrusive_ptr is delegated to the implementation object */
48 void intrusive_ptr_add_ref(Mutex* mutex)
51 SIMIX_mutex_ref(mutex->pimpl_);
53 void intrusive_ptr_release(Mutex* mutex)
56 SIMIX_mutex_unref(mutex->pimpl_);
59 } // namespace simgrid