diff options
Diffstat (limited to 'src/core/hle/kernel/mutex.cpp')
-rw-r--r-- | src/core/hle/kernel/mutex.cpp | 52 |
1 files changed, 21 insertions, 31 deletions
diff --git a/src/core/hle/kernel/mutex.cpp b/src/core/hle/kernel/mutex.cpp index fcfd061a..d07e9761 100644 --- a/src/core/hle/kernel/mutex.cpp +++ b/src/core/hle/kernel/mutex.cpp @@ -1,6 +1,6 @@ // Copyright 2014 Citra Emulator Project // Licensed under GPLv2 -// Refer to the license.txt file included. +// Refer to the license.txt file included. #include <map> #include <vector> @@ -27,31 +27,20 @@ public: std::vector<Handle> waiting_threads; ///< Threads that are waiting for the mutex std::string name; ///< Name of mutex (optional) - /** - * Synchronize kernel object - * @param wait Boolean wait set if current thread should wait as a result of sync operation - * @return Result of operation, 0 on success, otherwise error code - */ - Result SyncRequest(bool* wait) override { + ResultVal<bool> SyncRequest() override { // TODO(bunnei): ImplementMe locked = true; - return 0; + return MakeResult<bool>(false); } - /** - * Wait for kernel object to synchronize - * @param wait Boolean wait set if current thread should wait as a result of sync operation - * @return Result of operation, 0 on success, otherwise error code - */ - Result WaitSynchronization(bool* wait) override { + ResultVal<bool> WaitSynchronization() override { // TODO(bunnei): ImplementMe - *wait = locked; - + bool wait = locked; if (locked) { Kernel::WaitCurrentThread(WAITTYPE_MUTEX, GetHandle()); } - return 0; + return MakeResult<bool>(wait); } }; @@ -99,35 +88,36 @@ bool ReleaseMutexForThread(Mutex* mutex, Handle thread) { bool ReleaseMutex(Mutex* mutex) { MutexEraseLock(mutex); - bool woke_threads = false; // Find the next waiting thread for the mutex... - while (!woke_threads && !mutex->waiting_threads.empty()) { + while (!mutex->waiting_threads.empty()) { std::vector<Handle>::iterator iter = mutex->waiting_threads.begin(); - woke_threads |= ReleaseMutexForThread(mutex, *iter); + ReleaseMutexForThread(mutex, *iter); mutex->waiting_threads.erase(iter); } + // Reset mutex lock thread handle, nothing is waiting - if (!woke_threads) { - mutex->locked = false; - mutex->lock_thread = -1; - } - return woke_threads; + mutex->locked = false; + mutex->lock_thread = -1; + + return true; } /** * Releases a mutex * @param handle Handle to mutex to release */ -Result ReleaseMutex(Handle handle) { - Mutex* mutex = Kernel::g_object_pool.GetFast<Mutex>(handle); - - _assert_msg_(KERNEL, (mutex != nullptr), "ReleaseMutex tried to release a nullptr mutex!"); +ResultCode ReleaseMutex(Handle handle) { + Mutex* mutex = Kernel::g_object_pool.Get<Mutex>(handle); + if (mutex == nullptr) return InvalidHandle(ErrorModule::Kernel); if (!ReleaseMutex(mutex)) { - return -1; + // TODO(yuriks): Verify error code, this one was pulled out of thin air. I'm not even sure + // what error condition this is supposed to be signaling. + return ResultCode(ErrorDescription::AlreadyDone, ErrorModule::Kernel, + ErrorSummary::NothingHappened, ErrorLevel::Temporary); } - return 0; + return RESULT_SUCCESS; } /** |