From 09ba010a1f1966818249e15bb652269a944d1476 Mon Sep 17 00:00:00 2001
From: Vadim Dashevskiy <watcherhd@gmail.com>
Date: Fri, 15 Jun 2012 16:18:13 +0000
Subject: MSN reverted

git-svn-id: http://svn.miranda-ng.org/main/trunk@428 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
---
 protocols/MSN/msn_misc.cpp | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

(limited to 'protocols/MSN/msn_misc.cpp')

diff --git a/protocols/MSN/msn_misc.cpp b/protocols/MSN/msn_misc.cpp
index ee3d188350..80d9fd46ec 100644
--- a/protocols/MSN/msn_misc.cpp
+++ b/protocols/MSN/msn_misc.cpp
@@ -22,6 +22,44 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "msn_proto.h"
 #include "version.h"
 
+#if !defined(_UNICODE) && !defined(_WIN64)
+
+typedef LONG (WINAPI pIncrementFunc)(LONG volatile*);
+static pIncrementFunc  MyInterlockedIncrement95;
+static pIncrementFunc  MyInterlockedIncrementInit;
+
+pIncrementFunc *MyInterlockedIncrement = MyInterlockedIncrementInit;
+
+static CRITICAL_SECTION csInterlocked95;
+
+/////////////////////////////////////////////////////////////////////////////////////////
+// InterlockedIncrement emulation
+
+static LONG WINAPI MyInterlockedIncrement95(LONG volatile* pVal)
+{
+	DWORD ret;
+	EnterCriticalSection(&csInterlocked95);
+	ret=++*pVal;
+	LeaveCriticalSection(&csInterlocked95);
+	return ret;
+}
+
+//there's a possible hole here if too many people call this at the same time, but that doesn't happen
+static LONG WINAPI MyInterlockedIncrementInit(LONG volatile* pVal)
+{
+	DWORD ver = GetVersion();
+	if ((ver & 0x80000000) && LOWORD(ver) == 0x0004)
+	{
+		InitializeCriticalSection(&csInterlocked95);
+		MyInterlockedIncrement = MyInterlockedIncrement95;
+	}
+	else
+		MyInterlockedIncrement = (pIncrementFunc*)InterlockedIncrement;
+
+	return MyInterlockedIncrement(pVal);
+}
+
+#endif
 
 /////////////////////////////////////////////////////////////////////////////////////////
 // MirandaStatusToMSN - status helper functions
-- 
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