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- Fixed RtlLeaveCriticalSection and RtlTryEnterCriticalSection.

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svn path=/trunk/; revision=5731
This commit is contained in:
Hartmut Birr
2003-08-21 22:40:18 +00:00
parent 426e7567ba
commit b90ac7e87b
1 changed files with 5 additions and 4 deletions
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reactos/lib/ntdll/rtl/critical.c
+5 -4
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@@ -1,4 +1,4 @@
/* $Id: critical.c,v 1.13 2003/07/11 13:50:23 royce Exp $
/* $Id: critical.c,v 1.14 2003/08/21 22:40:18 hbirr Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
@@ -122,7 +122,7 @@ RtlLeaveCriticalSection(PCRITICAL_SECTION CriticalSection)
return;
}
CriticalSection->OwningThread = 0;
if (InterlockedIncrement(&CriticalSection->LockCount) >= 0)
if (InterlockedDecrement(&CriticalSection->LockCount) >= 0)
{
NTSTATUS Status;
@@ -161,16 +161,17 @@ BOOLEAN STDCALL
RtlTryEnterCriticalSection(PCRITICAL_SECTION CriticalSection)
{
if (InterlockedCompareExchange((PVOID*)&CriticalSection->LockCount,
(PVOID)1, (PVOID)0 ) == 0)
(PVOID)0, (PVOID)-1 ) == -1)
{
CriticalSection->OwningThread =
(HANDLE) NtCurrentTeb()->Cid.UniqueThread;
CriticalSection->RecursionCount++;
CriticalSection->RecursionCount = 1;
return TRUE;
}
if (CriticalSection->OwningThread ==
(HANDLE)NtCurrentTeb()->Cid.UniqueThread)
{
InterlockedIncrement(&CriticalSection->LockCount);
CriticalSection->RecursionCount++;
return TRUE;
}