diff options
Diffstat (limited to 'sal/systools/win32/uwinapi/CommandLineToArgvW.cpp')
| -rw-r--r-- | sal/systools/win32/uwinapi/CommandLineToArgvW.cpp | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/sal/systools/win32/uwinapi/CommandLineToArgvW.cpp b/sal/systools/win32/uwinapi/CommandLineToArgvW.cpp new file mode 100644 index 000000000000..282e1aa6b283 --- /dev/null +++ b/sal/systools/win32/uwinapi/CommandLineToArgvW.cpp @@ -0,0 +1,172 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ +#if defined(_MSC_VER) && (_MSC_VER >= 1400) +#pragma warning(disable:4740) +#endif + +#include "macros.h" + +#ifdef __cplusplus +#define local inline +#else +#define local static +#endif + +local LPCWSTR SkipBlanks( LPCWSTR lpScan ) +{ + while ( ' ' == *lpScan || '\t' == *lpScan ) + lpScan++; + + return lpScan; +} + + +local LPCWSTR SkipArgument( LPCWSTR lpScan ) +{ + BOOL fQuoted = FALSE; + LPCWSTR lpArgEnd = NULL; + + do + { + switch ( *lpScan ) + { + case ' ': + case '\t': + if ( fQuoted ) + lpScan++; + else + lpArgEnd = lpScan; + break; + case '\"': + lpScan++; + fQuoted = !fQuoted; + break; + case '\0': + lpArgEnd = lpScan; + break; + default: + lpScan++; + break; + } + } while( *lpScan && !lpArgEnd ); + + return lpScan; +} + + +IMPLEMENT_THUNK( shell32, WINDOWS, LPWSTR *, WINAPI, CommandLineToArgvW, ( LPCWSTR lpCmdLineW, int *pNumArgs ) ) +{ + LPWSTR *lpArgvW = NULL; + + if ( !lpCmdLineW || !*lpCmdLineW ) + { + CHAR szFileName[MAX_PATH]; + + DWORD dwResult = GetModuleFileNameA( NULL, szFileName, MAX_PATH ); + + if ( dwResult && dwResult < MAX_PATH ) + { + int cchNeeded = MultiByteToWideChar( CP_ACP, 0, szFileName, -1, NULL, 0 ); + + lpArgvW = (LPWSTR *)GlobalAlloc( 0, cchNeeded * sizeof(WCHAR) + sizeof(LPWSTR) ); + + if ( lpArgvW ) + { + lpArgvW[0] = (LPWSTR)(lpArgvW + 1); + + MultiByteToWideChar( CP_ACP, 0, szFileName, -1, lpArgvW[0], cchNeeded ); + *pNumArgs = 1; + } + else + SetLastError( ERROR_OUTOFMEMORY ); + } + } + else + { + LPCWSTR lpScan = lpCmdLineW; + int nTokens = 0; + int cchNeeded = 0; + + // Count arguments and required size + + while ( *lpScan ) + { + lpScan = SkipBlanks( lpScan ); + if ( *lpScan ) + { + LPCWSTR lpArgEnd = SkipArgument( lpScan ); + + nTokens++; + cchNeeded += lpArgEnd - lpScan + 1; + lpScan = lpArgEnd; + } + } + + // Allocate space for one additional NULL pointer to terminate list + + lpArgvW = (LPWSTR *)GlobalAlloc( 0, sizeof(LPWSTR) * (nTokens + 1) + sizeof(WCHAR) * cchNeeded ); + + if ( lpArgvW ) + { + // Collect arguments + + LPWSTR lpDestination = (LPWSTR)&lpArgvW[nTokens + 1]; + + lpScan = lpCmdLineW; + nTokens = 0; + + while ( *lpScan ) + { + lpScan = SkipBlanks( lpScan ); + if ( *lpScan ) + { + LPCWSTR lpArgEnd = SkipArgument( lpScan ); + + lpArgvW[nTokens++] = lpDestination; + + while ( lpScan < lpArgEnd ) + { + if ( '\"' != *lpScan ) + *lpDestination++ = *lpScan; + + lpScan++; + } + *lpDestination++ = 0; + } + } + + lpArgvW[nTokens] = NULL; + + *pNumArgs = nTokens; + } + else + SetLastError( ERROR_OUTOFMEMORY ); + + } + + return lpArgvW; +}
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