Win32 support for Mutex class.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22420 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/System/Win32/Mutex.inc b/lib/System/Win32/Mutex.inc
index d6acb23..439ce1a 100644
--- a/lib/System/Win32/Mutex.inc
+++ b/lib/System/Win32/Mutex.inc
@@ -2,7 +2,7 @@
//
// The LLVM Compiler Infrastructure
//
-// This file was developed by Reid Spencer and is distributed under the
+// This file was developed by Jeff Cohen and is distributed under the
// University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
@@ -16,31 +16,42 @@
//=== is guaranteed to work on *all* Win32 variants.
//===----------------------------------------------------------------------===//
-namespace llvm
-{
+#include "Win32.h"
+#include "llvm/System/Mutex.h"
+
+namespace llvm {
using namespace sys;
-Mutex::Mutex( bool recursive)
+Mutex::Mutex(bool /*recursive*/)
{
+ data_ = new CRITICAL_SECTION;
+ InitializeCriticalSection((LPCRITICAL_SECTION)data_);
}
Mutex::~Mutex()
{
+ DeleteCriticalSection((LPCRITICAL_SECTION)data_);
+ data_ = 0;
}
bool
Mutex::acquire()
{
+ EnterCriticalSection((LPCRITICAL_SECTION)data_);
+ return true;
}
bool
Mutex::release()
{
+ LeaveCriticalSection((LPCRITICAL_SECTION)data_);
+ return true;
}
bool
-Mutex::tryacquire( void )
+Mutex::tryacquire()
{
+ return TryEnterCriticalSection((LPCRITICAL_SECTION)data_);
}
}