98 lines
3.2 KiB
C++
98 lines
3.2 KiB
C++
/*
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* cppcheck - c/c++ syntax checking
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* Copyright (C) 2007-2009 Daniel Marjamäki, Reijo Tomperi, Nicolas Le Cam
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/
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*/
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//---------------------------------------------------------------------------
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#ifndef preprocessorH
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#define preprocessorH
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//---------------------------------------------------------------------------
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#include <map>
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#include <istream>
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#include <string>
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#include <list>
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class Preprocessor
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{
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public:
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Preprocessor();
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/**
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* Extract the code for each configuration
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* \param istr The (file/string) stream to read from.
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* \param result The map that will get the results
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*/
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void preprocess(std::istream &istr, std::map<std::string, std::string> &result);
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/**
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* Extract the code for each configuration. Use this with getcode() to get the
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* file data for each individual configuration.
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*
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* @param istr The (file/string) stream to read from.
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* @param processedFile Give reference to empty string as a parameter,
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* function will fill processed file here. Use this also as a filedata parameter
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* to getcode() if you recieved more than once configurations.
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* @param resultConfigurations List of configurations. Pass these one by one
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* to getcode() with processedFile.
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*/
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void preprocess(std::istream &istr, std::string &processedFile, std::list<std::string> &resultConfigurations);
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/** Just read the code into a string. Perform simple cleanup of the code */
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std::string read(std::istream &istr);
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/**
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* Get preprocessed code for a given configuration
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*/
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static std::string getcode(const std::string &filedata, std::string cfg);
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#ifndef UNIT_TESTING
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private:
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#endif
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/**
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* Remove space that has new line character on left or right side of it.
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*
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* @param str The string to be converted
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* @return The string where space characters have been removed.
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*/
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static std::string removeSpaceNearNL(const std::string &str);
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/**
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* Replace "#if defined" with "#ifdef" where possible
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*
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* @param str The string to be converted
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* @return The replaced string
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*/
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static std::string replaceIfDefined(const std::string &str);
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/**
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* Get all possible configurations. By looking at the ifdefs and ifndefs in filedata
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*/
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std::list<std::string> getcfgs(const std::string &filedata);
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static std::string getdef(std::string line, bool def);
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static bool match_cfg_def(std::string cfg, const std::string &def);
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static std::string expandMacros(std::string code);
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};
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//---------------------------------------------------------------------------
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#endif
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