| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef ADC_CPP_PREPROC_HXX |
| #define ADC_CPP_PREPROC_HXX |
| |
| |
| |
| // USED SERVICES |
| // BASE CLASSES |
| // COMPONENTS |
| #include <deque> |
| // PARAMETERS |
| |
| class CharacterSource; |
| |
| |
| namespace cpp |
| { |
| |
| class Token; |
| class CodeExplorer; |
| class DefineDescription; |
| |
| |
| class PreProcessor |
| { |
| public: |
| typedef std::map< String, DefineDescription* > MacroMap; |
| |
| // LIFECYCLE |
| PreProcessor(); |
| ~PreProcessor(); |
| // OPERATONS |
| void AssignPartners( |
| CodeExplorer & o_rCodeExplorer, |
| CharacterSource & o_rCharSource, |
| const MacroMap & i_rCurValidDefines ); |
| void Process_Token( |
| cpp::Token & let_drToken ); |
| void UnblockMacro( |
| const char * i_sMacroName ); |
| private: |
| public: // Necessary for instantiation of static variable: |
| enum E_State |
| { |
| plain = 0, |
| expect_macro_bracket_left, |
| expect_macro_param, |
| state_MAX |
| }; |
| typedef void (PreProcessor::* F_TOKENPROC )(cpp::Token &); |
| void On_plain( cpp::Token & ); |
| void On_expect_macro_bracket_left( cpp::Token & ); |
| void On_expect_macro_param( cpp::Token & ); |
| |
| private: // Reprivate again: |
| typedef std::deque< DYN cpp::Token * > TokenQueue; |
| typedef StringVector List_MacroParams; |
| |
| |
| bool CheckForDefine( |
| cpp::Token & let_drToken ); |
| void InterpretMacro(); |
| |
| // DATA |
| static F_TOKENPROC aTokProcs[state_MAX]; |
| // Referenced extern objects |
| CodeExplorer * pCppExplorer; |
| CharacterSource * pSourceText; |
| const MacroMap * pCurValidDefines; |
| |
| // internal data |
| TokenQueue aTokens; |
| |
| E_State eState; |
| |
| DefineDescription * pCurMacro; |
| DYN Token * dpCurMacroName; |
| List_MacroParams aCurMacroParams; |
| csv::StreamStr aCurParamText; |
| |
| intt nBracketInParameterCounter; |
| StringVector aBlockedMacroNames; |
| }; |
| |
| |
| |
| } // end namespace cpp |
| |
| #endif |
| |