cpp/jacob/include/atlexcept.h

@@ -0,0 +1,123 @@
+// This is a part of the Active Template Library.
+// Copyright (C) Microsoft Corporation
+// All rights reserved.
+//
+// This source code is only intended as a supplement to the
+// Active Template Library Reference and related
+// electronic documentation provided with the library.
+// See these sources for detailed information regarding the
+// Active Template Library product.
+
+#ifndef __ATLEXCEPT_H__
+#define __ATLEXCEPT_H__
+
+#pragma once
+
+#include <atldef.h>
+#include <atltrace.h>
+
+
+#pragma pack(push,_ATL_PACKING)
+namespace ATL
+{
+
+/////////////////////////////////////////////////////////////////////////////
+// Exception raise (for functions that cannot return an error code)
+
+inline void __declspec(noreturn) _AtlRaiseException( DWORD dwExceptionCode, DWORD dwExceptionFlags = EXCEPTION_NONCONTINUABLE )
+{
+	RaiseException( dwExceptionCode, dwExceptionFlags, 0, NULL );
+}
+
+class CAtlException
+{
+public:
+	CAtlException() throw() :
+		m_hr( E_FAIL )
+	{
+	}
+
+	CAtlException( HRESULT hr ) throw() :
+		m_hr( hr )
+	{
+	}
+
+	operator HRESULT() const throw()
+	{
+		return( m_hr );
+	}
+
+public:
+	HRESULT m_hr;
+};
+
+#ifndef _ATL_NO_EXCEPTIONS
+
+// Throw a CAtlException with the given HRESULT
+#if defined( _ATL_CUSTOM_THROW )  // You can define your own AtlThrow to throw a custom exception.
+#ifdef _AFX
+#error MFC projects must use default implementation of AtlThrow()
+#endif
+#else
+ATL_NOINLINE __declspec(noreturn) inline void WINAPI AtlThrowImpl( HRESULT hr )
+{
+	ATLTRACE(atlTraceException, 0, _T("AtlThrow: hr = 0x%x\n"), hr );
+#ifdef _AFX
+	if( hr == E_OUTOFMEMORY )
+	{
+		AfxThrowMemoryException();
+	}
+	else
+	{
+		AfxThrowOleException( hr );
+	}
+#else
+	throw CAtlException( hr );
+#endif
+};
+#endif
+
+// Throw a CAtlException corresponding to the result of ::GetLastError
+ATL_NOINLINE __declspec(noreturn) inline void WINAPI AtlThrowLastWin32()
+{
+	DWORD dwError = ::GetLastError();
+	AtlThrow( HRESULT_FROM_WIN32( dwError ) );
+}
+
+#else  // no exception handling
+
+// Throw a CAtlException with the given HRESULT
+#if !defined( _ATL_CUSTOM_THROW )  // You can define your own AtlThrow
+
+ATL_NOINLINE inline void WINAPI AtlThrowImpl( HRESULT hr )
+{
+	ATLTRACE(atlTraceException, 0, _T("AtlThrow: hr = 0x%x\n"), hr );
+	ATLASSERT( false );
+	DWORD dwExceptionCode;
+	switch(hr)
+	{
+	case E_OUTOFMEMORY:
+		dwExceptionCode = DWORD(STATUS_NO_MEMORY);
+		break;
+	default:
+		dwExceptionCode = DWORD(EXCEPTION_ILLEGAL_INSTRUCTION);
+		break;
+	}
+	_AtlRaiseException(dwExceptionCode);
+}
+#endif
+
+// Throw a CAtlException corresponding to the result of ::GetLastError
+ATL_NOINLINE inline void WINAPI AtlThrowLastWin32()
+{
+	DWORD dwError = ::GetLastError();
+	AtlThrow( HRESULT_FROM_WIN32( dwError ) );
+}
+
+#endif  // no exception handling
+
+};  // namespace ATL
+#pragma pack(pop)
+
+#endif  // __ATLEXCEPT_H__
+