diff options
Diffstat (limited to 'lib/System/Win32/RWMutex.inc')
-rw-r--r-- | lib/System/Win32/RWMutex.inc | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/lib/System/Win32/RWMutex.inc b/lib/System/Win32/RWMutex.inc deleted file mode 100644 index e269226..0000000 --- a/lib/System/Win32/RWMutex.inc +++ /dev/null @@ -1,58 +0,0 @@ -//= llvm/System/Win32/Mutex.inc - Win32 Reader/Writer Mutual Exclusion Lock =// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file implements the Win32 specific (non-pthread) RWMutex class. -// -//===----------------------------------------------------------------------===// - -//===----------------------------------------------------------------------===// -//=== WARNING: Implementation here must contain only generic Win32 code that -//=== is guaranteed to work on *all* Win32 variants. -//===----------------------------------------------------------------------===// - -#include "Win32.h" - -// FIXME: Windows does not have reader-writer locks pre-Vista. If you want -// real reader-writer locks, you a pthreads implementation for Windows. - -namespace llvm { -using namespace sys; - -RWMutexImpl::RWMutexImpl() { - data_ = calloc(1, sizeof(CRITICAL_SECTION)); - InitializeCriticalSection(static_cast<LPCRITICAL_SECTION>(data_)); -} - -RWMutexImpl::~RWMutexImpl() { - DeleteCriticalSection(static_cast<LPCRITICAL_SECTION>(data_)); - free(data_); -} - -bool RWMutexImpl::reader_acquire() { - EnterCriticalSection(static_cast<LPCRITICAL_SECTION>(data_)); - return true; -} - -bool RWMutexImpl::reader_release() { - LeaveCriticalSection(static_cast<LPCRITICAL_SECTION>(data_)); - return true; -} - -bool RWMutexImpl::writer_acquire() { - EnterCriticalSection(static_cast<LPCRITICAL_SECTION>(data_)); - return true; -} - -bool RWMutexImpl::writer_release() { - LeaveCriticalSection(static_cast<LPCRITICAL_SECTION>(data_)); - return true; -} - - -} |