/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /************************************************************************* * * 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 * * for a copy of the LGPLv3 License. * ************************************************************************/ #include "vcl/strhelper.hxx" #include "sal/alloca.h" namespace psp { inline int isSpace( char cChar ) { return cChar == ' ' || cChar == '\t' || cChar == '\r' || cChar == '\n' || cChar == 0x0c || cChar == 0x0b; } inline int isSpace( sal_Unicode cChar ) { return cChar == ' ' || cChar == '\t' || cChar == '\r' || cChar == '\n' || cChar == 0x0c || cChar == 0x0b; } inline int isProtect( char cChar ) { return cChar == '`' || cChar == '\'' || cChar == '"'; } inline int isProtect( sal_Unicode cChar ) { return cChar == '`' || cChar == '\'' || cChar == '"'; } inline void CopyUntil( char*& pTo, const char*& pFrom, char cUntil, int bIncludeUntil = 0 ) { do { if( *pFrom == '\\' ) { pFrom++; if( *pFrom ) { *pTo = *pFrom; pTo++; } } else if( bIncludeUntil || ! isProtect( *pFrom ) ) { *pTo = *pFrom; pTo++; } pFrom++; } while( *pFrom && *pFrom != cUntil ); // copy the terminating character unless zero or protector if( ! isProtect( *pFrom ) || bIncludeUntil ) { *pTo = *pFrom; if( *pTo ) pTo++; } if( *pFrom ) pFrom++; } inline void CopyUntil( sal_Unicode*& pTo, const sal_Unicode*& pFrom, sal_Unicode cUntil, int bIncludeUntil = 0 ) { do { if( *pFrom == '\\' ) { pFrom++; if( *pFrom ) { *pTo = *pFrom; pTo++; } } else if( bIncludeUntil || ! isProtect( *pFrom ) ) { *pTo = *pFrom; pTo++; } pFrom++; } while( *pFrom && *pFrom != cUntil ); // copy the terminating character unless zero or protector if( ! isProtect( *pFrom ) || bIncludeUntil ) { *pTo = *pFrom; if( *pTo ) pTo++; } if( *pFrom ) pFrom++; } String GetCommandLineToken( int nToken, const String& rLine ) { int nLen = rLine.Len(); if( ! nLen ) return String(); int nActualToken = 0; sal_Unicode* pBuffer = (sal_Unicode*)alloca( sizeof(sal_Unicode)*( nLen + 1 ) ); const sal_Unicode* pRun = rLine.GetBuffer(); sal_Unicode* pLeap = NULL; while( *pRun && nActualToken <= nToken ) { while( *pRun && isSpace( *pRun ) ) pRun++; pLeap = pBuffer; while( *pRun && ! isSpace( *pRun ) ) { if( *pRun == '\\' ) { // escapement pRun++; *pLeap = *pRun; pLeap++; if( *pRun ) pRun++; } else if( *pRun == '`' ) CopyUntil( pLeap, pRun, '`' ); else if( *pRun == '\'' ) CopyUntil( pLeap, pRun, '\'' ); else if( *pRun == '"' ) CopyUntil( pLeap, pRun, '"' ); else { *pLeap = *pRun; pLeap++; pRun++; } } if( nActualToken != nToken ) pBuffer[0] = 0; nActualToken++; } *pLeap = 0; String aRet( pBuffer ); return aRet; } rtl::OString GetCommandLineToken(int nToken, const rtl::OString& rLine) { sal_Int32 nLen = rLine.getLength(); if (!nLen) return rLine; int nActualToken = 0; char* pBuffer = (char*)alloca( nLen + 1 ); const char* pRun = rLine.getStr(); char* pLeap = NULL; while( *pRun && nActualToken <= nToken ) { while( *pRun && isSpace( *pRun ) ) pRun++; pLeap = pBuffer; while( *pRun && ! isSpace( *pRun ) ) { if( *pRun == '\\' ) { // escapement pRun++; *pLeap = *pRun; pLeap++; if( *pRun ) pRun++; } else if( *pRun == '`' ) CopyUntil( pLeap, pRun, '`' ); else if( *pRun == '\'' ) CopyUntil( pLeap, pRun, '\'' ); else if( *pRun == '"' ) CopyUntil( pLeap, pRun, '"' ); else { *pLeap = *pRun; pLeap++; pRun++; } } if( nActualToken != nToken ) pBuffer[0] = 0; nActualToken++; } *pLeap = 0; return rtl::OString(pBuffer); } int GetCommandLineTokenCount( const String& rLine ) { if( ! rLine.Len() ) return 0; int nTokenCount = 0; const sal_Unicode *pRun = rLine.GetBuffer(); while( *pRun ) { while( *pRun && isSpace( *pRun ) ) pRun++; if( ! *pRun ) break; while( *pRun && ! isSpace( *pRun ) ) { if( *pRun == '\\' ) { // escapement pRun++; if( *pRun ) pRun++; } else if( *pRun == '`' ) { do pRun++; while( *pRun && *pRun != '`' ); if( *pRun ) pRun++; } else if( *pRun == '\'' ) { do pRun++; while( *pRun && *pRun != '\'' ); if( *pRun ) pRun++; } else if( *pRun == '"' ) { do pRun++; while( *pRun && *pRun != '"' ); if( *pRun ) pRun++; } else pRun++; } nTokenCount++; } return nTokenCount; } int GetCommandLineTokenCount(const rtl::OString& rLine) { if (rLine.isEmpty()) return 0; int nTokenCount = 0; const char *pRun = rLine.getStr(); while( *pRun ) { while( *pRun && isSpace( *pRun ) ) pRun++; if( ! *pRun ) break; while( *pRun && ! isSpace( *pRun ) ) { if( *pRun == '\\' ) { // escapement pRun++; if( *pRun ) pRun++; } else if( *pRun == '`' ) { do pRun++; while( *pRun && *pRun != '`' ); if( *pRun ) pRun++; } else if( *pRun == '\'' ) { do pRun++; while( *pRun && *pRun != '\'' ); if( *pRun ) pRun++; } else if( *pRun == '"' ) { do pRun++; while( *pRun && *pRun != '"' ); if( *pRun ) pRun++; } else pRun++; } nTokenCount++; } return nTokenCount; } String WhitespaceToSpace( const String& rLine, sal_Bool bProtect ) { int nLen = rLine.Len(); if( ! nLen ) return String(); sal_Unicode *pBuffer = (sal_Unicode*)alloca( sizeof(sal_Unicode)*(nLen + 1) ); const sal_Unicode *pRun = rLine.GetBuffer(); sal_Unicode *pLeap = pBuffer; while( *pRun ) { if( *pRun && isSpace( *pRun ) ) { *pLeap = ' '; pLeap++; pRun++; } while( *pRun && isSpace( *pRun ) ) pRun++; while( *pRun && ! isSpace( *pRun ) ) { if( *pRun == '\\' ) { // escapement pRun++; *pLeap = *pRun; pLeap++; if( *pRun ) pRun++; } else if( bProtect && *pRun == '`' ) CopyUntil( pLeap, pRun, '`', sal_True ); else if( bProtect && *pRun == '\'' ) CopyUntil( pLeap, pRun, '\'', sal_True ); else if( bProtect && *pRun == '"' ) CopyUntil( pLeap, pRun, '"', sal_True ); else { *pLeap = *pRun; ++pLeap; ++pRun; } } } *pLeap = 0; // there might be a space at beginning or end pLeap--; if( *pLeap == ' ' ) *pLeap = 0; String aRet( *pBuffer == ' ' ? pBuffer+1 : pBuffer ); return aRet; } rtl::OString WhitespaceToSpace(const rtl::OString& rLine, sal_Bool bProtect) { sal_Int32 nLen = rLine.getLength(); if (!nLen) return rLine; char *pBuffer = (char*)alloca( nLen + 1 ); const char *pRun = rLine.getStr(); char *pLeap = pBuffer; while( *pRun ) { if( *pRun && isSpace( *pRun ) ) { *pLeap = ' '; pLeap++; pRun++; } while( *pRun && isSpace( *pRun ) ) pRun++; while( *pRun && ! isSpace( *pRun ) ) { if( *pRun == '\\' ) { // escapement pRun++; *pLeap = *pRun; pLeap++; if( *pRun ) pRun++; } else if( bProtect && *pRun == '`' ) CopyUntil( pLeap, pRun, '`', sal_True ); else if( bProtect && *pRun == '\'' ) CopyUntil( pLeap, pRun, '\'', sal_True ); else if( bProtect && *pRun == '"' ) CopyUntil( pLeap, pRun, '"', sal_True ); else { *pLeap = *pRun; ++pLeap; ++pRun; } } } *pLeap = 0; // there might be a space at beginning or end pLeap--; if( *pLeap == ' ' ) *pLeap = 0; return rtl::OString(*pBuffer == ' ' ? pBuffer+1 : pBuffer); } } // namespace /* vim:set shiftwidth=4 softtabstop=4 expandtab: */