3 files changed, 35 insertions, 21 deletions

diff --git a/src/OSSupport/IsThread.cpp b/src/OSSupport/IsThread.cpp
index 36205bcf1..04fc818e4 100644
--- a/src/OSSupport/IsThread.cpp
+++ b/src/OSSupport/IsThread.cpp
@@ -18,26 +18,33 @@
 // Usage: SetThreadName (-1, "MainThread");
 //
 
-static void SetThreadName( DWORD dwThreadID, LPCSTR szThreadName)
+// Code adapted from MSDN: http://msdn.microsoft.com/en-us/library/xcb2z8hs.aspx
+
+const DWORD MS_VC_EXCEPTION = 0x406D1388;
+
+#pragma pack(push, 8)
+typedef struct tagTHREADNAME_INFO
 {
-	struct
-	{
-		DWORD dwType; // must be 0x1000
-		LPCSTR szName; // pointer to name (in user addr space)
-		DWORD dwThreadID; // thread ID (-1=caller thread)
-		DWORD dwFlags; // reserved for future use, must be zero
-	} info;
-	
+	DWORD  dwType;      // Must be 0x1000.
+	LPCSTR szName;      // Pointer to name (in user addr space).
+	DWORD  dwThreadID;  // Thread ID (-1 = caller thread).
+	DWORD  dwFlags;     // Reserved for future use, must be zero.
+} THREADNAME_INFO;
+#pragma pack(pop)
+
+static void SetThreadName(DWORD dwThreadID, const char * threadName)
+{
+	THREADNAME_INFO info;
 	info.dwType = 0x1000;
-	info.szName = szThreadName;
+	info.szName = threadName;
 	info.dwThreadID = dwThreadID;
 	info.dwFlags = 0;
 
 	__try
 	{
-		RaiseException(0x406D1388, 0, sizeof(info) / sizeof(DWORD), (DWORD *)&info);
+		RaiseException(MS_VC_EXCEPTION, 0, sizeof(info) / sizeof(ULONG_PTR), (ULONG_PTR *)&info);
 	}
-	__except(EXCEPTION_CONTINUE_EXECUTION)
+	__except (EXCEPTION_EXECUTE_HANDLER)
 	{
 	}
 }
diff --git a/src/OSSupport/IsThread.h b/src/OSSupport/IsThread.h
index 42b8bfdda..57651a490 100644
--- a/src/OSSupport/IsThread.h
+++ b/src/OSSupport/IsThread.h
@@ -62,7 +62,7 @@ protected:
 	
 		HANDLE m_Handle;
 		
-		static DWORD_PTR __stdcall thrExecute(LPVOID a_Param)
+		static DWORD __stdcall thrExecute(LPVOID a_Param)
 		{
 			// Create a window so that the thread can be identified by 3rd party tools:
 			HWND IdentificationWnd = CreateWindow("STATIC", ((cIsThread *)a_Param)->m_ThreadName.c_str(), 0, 0, 0, 0, WS_OVERLAPPED, NULL, NULL, NULL, NULL);
diff --git a/src/OSSupport/Thread.cpp b/src/OSSupport/Thread.cpp
index 3df75f0e7..7a10ef8d2 100644
--- a/src/OSSupport/Thread.cpp
+++ b/src/OSSupport/Thread.cpp
@@ -10,27 +10,34 @@
 //
 // Usage: SetThreadName (-1, "MainThread");
 //
+
+// Code adapted from MSDN: http://msdn.microsoft.com/en-us/library/xcb2z8hs.aspx
+
+const DWORD MS_VC_EXCEPTION = 0x406D1388;
+
+#pragma pack(push, 8)
 typedef struct tagTHREADNAME_INFO
 {
-	DWORD dwType; // must be 0x1000
-	LPCSTR szName; // pointer to name (in user addr space)
-	DWORD dwThreadID; // thread ID (-1=caller thread)
-	DWORD dwFlags; // reserved for future use, must be zero
+	DWORD  dwType;      // Must be 0x1000.
+	LPCSTR szName;      // Pointer to name (in user addr space).
+	DWORD  dwThreadID;  // Thread ID (-1 = caller thread).
+	DWORD  dwFlags;     // Reserved for future use, must be zero.
 } THREADNAME_INFO;
+#pragma pack(pop)
 
-void SetThreadName( DWORD dwThreadID, LPCSTR szThreadName)
+static void SetThreadName(DWORD dwThreadID, const char * threadName)
 {
 	THREADNAME_INFO info;
 	info.dwType = 0x1000;
-	info.szName = szThreadName;
+	info.szName = threadName;
 	info.dwThreadID = dwThreadID;
 	info.dwFlags = 0;
 
 	__try
 	{
-		RaiseException( 0x406D1388, 0, sizeof(info)/sizeof(DWORD), (DWORD*)&info );
+		RaiseException(MS_VC_EXCEPTION, 0, sizeof(info) / sizeof(ULONG_PTR), (ULONG_PTR *)&info);
 	}
-	__except(EXCEPTION_CONTINUE_EXECUTION)
+	__except (EXCEPTION_EXECUTE_HANDLER)
 	{
 	}
 }