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Diffstat (limited to '')
-rw-r--r-- | setup_native/source/win32/customactions/tools/seterror.cxx | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/setup_native/source/win32/customactions/tools/seterror.cxx b/setup_native/source/win32/customactions/tools/seterror.cxx new file mode 100644 index 000000000..f1800ffb7 --- /dev/null +++ b/setup_native/source/win32/customactions/tools/seterror.cxx @@ -0,0 +1,84 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#define WIN32_LEAN_AND_MEAN +#include <windows.h> + +#include <string.h> +#include <malloc.h> +#include <stdio.h> +#include <strsafe.h> + +#include "seterror.hxx" + + +#ifdef DEBUG +inline void OutputDebugStringFormatW( PCWSTR pFormat, ... ) +{ + WCHAR buffer[1024]; + va_list args; + + va_start( args, pFormat ); + StringCchVPrintfW( buffer, sizeof(buffer)/sizeof(buffer[0]), pFormat, args ); + OutputDebugStringW( buffer ); + va_end(args); +} +#else +static void OutputDebugStringFormatW( PCWSTR, ... ) +{ +} +#endif + + +void SetMsiErrorCode( int nErrorCode ) +{ + const WCHAR sMemMapName[] = L"Global\\MsiErrorObject"; + + HANDLE hMapFile; + int *pBuf; + + hMapFile = OpenFileMappingW( + FILE_MAP_ALL_ACCESS, // read/write access + FALSE, // do not inherit the name + sMemMapName ); // name of mapping object + + if ( hMapFile == nullptr ) // can not set error code + { + OutputDebugStringFormatW( L"Could not open map file (%d).\n", GetLastError() ); + return; + } + + pBuf = static_cast<int*>(MapViewOfFile( hMapFile, // handle to map object + FILE_MAP_ALL_ACCESS, // read/write permission + 0, + 0, + sizeof( int ) )); + if ( pBuf ) + { + *pBuf = nErrorCode; + UnmapViewOfFile( pBuf ); + } + else + OutputDebugStringFormatW( L"Could not map view of file (%d).\n", GetLastError() ); + + CloseHandle( hMapFile ); +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |