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Re-enable the std::mutex try_lock on linux and use it for the Host_GetKeyState keystate_lock mutex. This reduces the number of application crashes on linux during emulation.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@7334 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Glenn Rice 2011-03-12 01:19:04 +00:00
parent 1b583a0441
commit 0cc8eda124
4 changed files with 14 additions and 12 deletions
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18
Source/Core/Common/Src/StdMutex.h
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@ -157,15 +157,17 @@ public:
#endif
}
#ifdef __linux__
// TryAcquireSRWLockExclusive requires Windows 7!!
// bool try_lock()
// {
//#ifdef _WIN32
// return (0 != TryAcquireSRWLockExclusive(&m_handle));
//#else
// return !pthread_mutex_trylock(&m_handle);
//#endif
// }
bool try_lock()
{
#ifdef _WIN32
return (0 != TryAcquireSRWLockExclusive(&m_handle));
#else
return !pthread_mutex_trylock(&m_handle);
#endif
}
#endif
native_handle_type native_handle()
{

2
Source/Core/DolphinWX/Src/Frame.h
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@ -145,7 +145,7 @@ class CFrame : public CRenderFrame
#ifdef __WXGTK__
Common::Event panic_event;
bool bPanicResult;
std::recursive_mutex keystate_lock;
std::mutex keystate_lock;
#endif
#if defined(HAVE_XRANDR) && HAVE_XRANDR

2
Source/Core/DolphinWX/Src/FrameTools.cpp
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@ -1023,7 +1023,7 @@ void CFrame::DoStop()
{
#if defined __WXGTK__
wxMutexGuiLeave();
std::lock_guard<std::recursive_mutex> lk(keystate_lock);
std::lock_guard<std::mutex> lk(keystate_lock);
wxMutexGuiEnter();
#endif
// Ask for confirmation in case the user accidentally clicked Stop / Escape

4
Source/Core/DolphinWX/Src/Main.cpp
View File

@ -584,8 +584,8 @@ bool Host_GetKeyState(int keycode)
#ifdef _WIN32
return GetAsyncKeyState(keycode);
#elif defined __WXGTK__
std::unique_lock<std::recursive_mutex> lk(main_frame->keystate_lock, std::try_to_lock);
if (!lk.owns_lock())
std::unique_lock<std::mutex> lk(main_frame->keystate_lock, std::defer_lock);
if (!lk.try_lock())
return false;
bool key_pressed;