175 lines
No EOL
4.5 KiB
C++
175 lines
No EOL
4.5 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: CommandLineToArgvW.cpp,v $
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* $Revision: 1.6 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#if defined(_MSC_VER) && (_MSC_VER >= 1400)
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#pragma warning(disable:4740)
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#endif
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#include "macros.h"
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#ifdef __cplusplus
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#define local inline
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#else
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#define local static
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#endif
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local LPCWSTR SkipBlanks( LPCWSTR lpScan )
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{
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while ( ' ' == *lpScan || '\t' == *lpScan )
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lpScan++;
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return lpScan;
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}
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local LPCWSTR SkipArgument( LPCWSTR lpScan )
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{
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BOOL fQuoted = FALSE;
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LPCWSTR lpArgEnd = NULL;
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do
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{
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switch ( *lpScan )
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{
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case ' ':
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case '\t':
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if ( fQuoted )
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lpScan++;
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else
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lpArgEnd = lpScan;
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break;
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case '\"':
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lpScan++;
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fQuoted = !fQuoted;
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break;
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case '\0':
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lpArgEnd = lpScan;
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break;
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default:
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lpScan++;
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break;
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}
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} while( *lpScan && !lpArgEnd );
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return lpScan;
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}
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IMPLEMENT_THUNK( shell32, WINDOWS, LPWSTR *, WINAPI, CommandLineToArgvW, ( LPCWSTR lpCmdLineW, int *pNumArgs ) )
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{
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LPWSTR *lpArgvW = NULL;
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if ( !lpCmdLineW || !*lpCmdLineW )
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{
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CHAR szFileName[MAX_PATH];
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DWORD dwResult = GetModuleFileNameA( NULL, szFileName, MAX_PATH );
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if ( dwResult && dwResult < MAX_PATH )
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{
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int cchNeeded = MultiByteToWideChar( CP_ACP, 0, szFileName, -1, NULL, 0 );
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lpArgvW = (LPWSTR *)GlobalAlloc( 0, cchNeeded * sizeof(WCHAR) + sizeof(LPWSTR) );
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if ( lpArgvW )
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{
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lpArgvW[0] = (LPWSTR)(lpArgvW + 1);
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MultiByteToWideChar( CP_ACP, 0, szFileName, -1, lpArgvW[0], cchNeeded );
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*pNumArgs = 1;
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}
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else
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SetLastError( ERROR_OUTOFMEMORY );
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}
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}
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else
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{
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LPCWSTR lpScan = lpCmdLineW;
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int nTokens = 0;
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int cchNeeded = 0;
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// Count arguments and required size
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while ( *lpScan )
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{
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lpScan = SkipBlanks( lpScan );
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if ( *lpScan )
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{
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LPCWSTR lpArgEnd = SkipArgument( lpScan );
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nTokens++;
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cchNeeded += lpArgEnd - lpScan + 1;
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lpScan = lpArgEnd;
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}
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}
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// Allocate space for one additional NULL pointer to terminate list
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lpArgvW = (LPWSTR *)GlobalAlloc( 0, sizeof(LPWSTR) * (nTokens + 1) + sizeof(WCHAR) * cchNeeded );
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if ( lpArgvW )
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{
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// Collect arguments
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LPWSTR lpDestination = (LPWSTR)&lpArgvW[nTokens + 1];
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lpScan = lpCmdLineW;
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nTokens = 0;
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while ( *lpScan )
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{
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lpScan = SkipBlanks( lpScan );
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if ( *lpScan )
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{
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LPCWSTR lpArgEnd = SkipArgument( lpScan );
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lpArgvW[nTokens++] = lpDestination;
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while ( lpScan < lpArgEnd )
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{
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if ( '\"' != *lpScan )
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*lpDestination++ = *lpScan;
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lpScan++;
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}
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*lpDestination++ = 0;
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}
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}
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lpArgvW[nTokens] = NULL;
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*pNumArgs = nTokens;
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}
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else
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SetLastError( ERROR_OUTOFMEMORY );
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}
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return lpArgvW;
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} |