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ktraderparse.cpp

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00001 /* This file is part of the KDE project
00002    Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
00003 
00004    This library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Library General Public
00006    License as published by the Free Software Foundation; either
00007    version 2 of the License, or (at your option) any later version.
00008 
00009    This library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Library General Public License for more details.
00013 
00014    You should have received a copy of the GNU Library General Public License
00015    along with this library; see the file COPYING.LIB.  If not, write to
00016    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017    Boston, MA 02110-1301, USA.
00018 */
00019 
00020 // TODO: Torben: On error free memory!   (r932881 might serve as inspiration)
00021 
00022 extern "C"
00023 {
00024 #include "ktraderparse_p.h"
00025 
00026 void KTraderParse_mainParse( const char *_code );
00027 }
00028 
00029 #include "ktraderparsetree_p.h"
00030 
00031 #include <assert.h>
00032 #include <stdlib.h>
00033 #include <kdebug.h>
00034 
00035 #include <QtCore/QThreadStorage>
00036 
00037 namespace KTraderParse
00038 {
00039 
00040 struct ParsingData
00041 {
00042     ParseTreeBase::Ptr ptr;
00043     QByteArray buffer;
00044 };
00045 
00046 }
00047 
00048 using namespace KTraderParse;
00049 
00050 K_GLOBAL_STATIC(QThreadStorage<ParsingData *>, s_parsingData)
00051 
00052 ParseTreeBase::Ptr KTraderParse::parseConstraints( const QString& _constr )
00053 {
00054     ParsingData *data = new ParsingData();
00055     s_parsingData->setLocalData(data);
00056     data->buffer = _constr.toUtf8();
00057     KTraderParse_mainParse(data->buffer.constData());
00058     ParseTreeBase::Ptr ret = data->ptr;
00059     s_parsingData->setLocalData(0);
00060     return ret;
00061 }
00062 
00063 void KTraderParse_setParseTree( void *_ptr1 )
00064 {
00065     ParsingData *data = s_parsingData->localData();
00066     data->ptr = static_cast<ParseTreeBase*>(_ptr1);
00067 }
00068 
00069 
00070 void KTraderParse_error( const char* err )
00071 {
00072     kWarning(7014) << "Parsing" << s_parsingData->localData()->buffer << "gave:" << err;
00073 }
00074 
00075 void* KTraderParse_newOR( void *_ptr1, void *_ptr2 )
00076 {
00077   return new ParseTreeOR( (ParseTreeBase*)_ptr1, (ParseTreeBase*)_ptr2 );
00078 }
00079 
00080 void* KTraderParse_newAND( void *_ptr1, void *_ptr2 )
00081 {
00082   return new ParseTreeAND( (ParseTreeBase*)_ptr1, (ParseTreeBase*)_ptr2 );
00083 }
00084 
00085 void* KTraderParse_newCMP( void *_ptr1, void *_ptr2, int _i )
00086 {
00087   return new ParseTreeCMP( (ParseTreeBase*)_ptr1, (ParseTreeBase*)_ptr2, _i );
00088 }
00089 
00090 void* KTraderParse_newIN( void *_ptr1, void *_ptr2, int _cs )
00091 {
00092   return new ParseTreeIN( (ParseTreeBase*)_ptr1, (ParseTreeBase*)_ptr2, _cs == 1 ? Qt::CaseSensitive : Qt::CaseInsensitive );
00093 }
00094 
00095 void* KTraderParse_newSubstringIN( void *_ptr1, void *_ptr2, int _cs )
00096 {
00097   return new ParseTreeIN((ParseTreeBase*)_ptr1, (ParseTreeBase*)_ptr2,
00098                           _cs == 1 ? Qt::CaseSensitive : Qt::CaseInsensitive, true);
00099 }
00100 
00101 void* KTraderParse_newMATCH( void *_ptr1, void *_ptr2, int _cs )
00102 {
00103   return new ParseTreeMATCH( (ParseTreeBase*)_ptr1, (ParseTreeBase*)_ptr2, _cs == 1 ? Qt::CaseSensitive : Qt::CaseInsensitive );
00104 }
00105 
00106 void* KTraderParse_newCALC( void *_ptr1, void *_ptr2, int _i )
00107 {
00108   return new ParseTreeCALC( (ParseTreeBase*)_ptr1, (ParseTreeBase*)_ptr2, _i );
00109 }
00110 
00111 void* KTraderParse_newBRACKETS( void *_ptr1 )
00112 {
00113   return new ParseTreeBRACKETS( (ParseTreeBase*)_ptr1 );
00114 }
00115 
00116 void* KTraderParse_newNOT( void *_ptr1 )
00117 {
00118   return new ParseTreeNOT( (ParseTreeBase*)_ptr1 );
00119 }
00120 
00121 void* KTraderParse_newEXIST( char *_ptr1 )
00122 {
00123   ParseTreeEXIST *t = new ParseTreeEXIST( _ptr1 );
00124   free(_ptr1);
00125   return t;
00126 }
00127 
00128 void* KTraderParse_newID( char *_ptr1 )
00129 {
00130   ParseTreeID *t = new ParseTreeID( _ptr1 );
00131   free(_ptr1);
00132   return t;
00133 }
00134 
00135 void* KTraderParse_newSTRING( char *_ptr1 )
00136 {
00137   ParseTreeSTRING *t = new ParseTreeSTRING( _ptr1 );
00138   free(_ptr1);
00139   return t;
00140 }
00141 
00142 void* KTraderParse_newNUM( int _i )
00143 {
00144   return new ParseTreeNUM( _i );
00145 }
00146 
00147 void* KTraderParse_newFLOAT( float _f )
00148 {
00149   return new ParseTreeDOUBLE( _f );
00150 }
00151 
00152 void* KTraderParse_newBOOL( char _b )
00153 {
00154   return new ParseTreeBOOL( (bool)_b );
00155 }
00156 
00157 void* KTraderParse_newMAX2( char *_id )
00158 {
00159   ParseTreeMAX2 *t = new ParseTreeMAX2( _id );
00160   free(_id);
00161   return t;
00162 }
00163 
00164 void* KTraderParse_newMIN2( char *_id )
00165 {
00166   ParseTreeMIN2 *t = new ParseTreeMIN2( _id );
00167   free(_id);
00168   return t;
00169 }
00170 
00171 void KTraderParse_destroy(void *node)
00172 {
00173     ParsingData *data = s_parsingData->localData();
00174     ParseTreeBase *p = reinterpret_cast<ParseTreeBase *>(node);
00175     if (p != data->ptr) {
00176         delete p;
00177     }
00178 }
00179 

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