cppcheck/lib/cppcheck.h

177 lines
5.0 KiB
C++

/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2010 Daniel Marjamäki and Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CPPCHECK_H
#define CPPCHECK_H
#include <string>
#include <list>
#include <sstream>
#include <vector>
#include <map>
#include "settings.h"
#include "errorlogger.h"
#include "checkunusedfunctions.h"
/// @addtogroup Core
/// @{
/**
* @brief This is the base class which will use other classes to do
* static code analysis for C and C++ code to find possible
* errors or places that could be improved.
* Usage: See check() for more info.
*/
class CppCheck : public ErrorLogger
{
public:
/**
* @brief Constructor.
*/
CppCheck(ErrorLogger &errorLogger);
/**
* @brief Destructor.
*/
virtual ~CppCheck();
/**
* @brief This starts the actual checking. Note that you must call
* parseFromArgs() or settings() and addFile() before calling this.
* @return amount of errors found or 0 if none were found.
*/
unsigned int check();
/**
* @brief Adjust the settings before doing the check. E.g. show only
* actual bugs or also coding style issues.
*
* @param settings New settings which will overwrite the old.
*/
void settings(const Settings &settings);
/**
* @brief Get copy of current settings.
* @return a copy of current settings
*/
Settings settings() const;
/**
* @brief Add new file to be checked.
*
* @param path Relative or absolute path to the file to be checked,
* e.g. "cppcheck.cpp". Note that only source files (.c, .cc or .cpp)
* should be added to the list. Include files are gathered automatically.
* You can also give path, e.g. "src/" which will be scanned for source
* files recursively.
*/
void addFile(const std::string &path);
/**
* @brief Add new unreal file to be checked.
*
* @param path File name (used for error reporting).
* @param content If the file would be a real file, this should be
* the content of the file.
*/
void addFile(const std::string &path, const std::string &content);
/**
* @brief Remove all files added with addFile() and parseFromArgs().
*/
void clearFiles();
/**
* @brief Parse command line args and get settings and file lists
* from there.
*
* @param argc argc from main()
* @param argv argv from main()
* @return false when errors are found in the input
*/
bool parseFromArgs(int argc, const char* const argv[]);
/**
* @brief Returns current version number as a string.
* @return version, e.g. "1.38"
*/
static const char * version();
const std::vector<std::string> &filenames() const;
virtual void reportStatus(unsigned int index, unsigned int max);
/**
* @brief Terminate checking. The checking will be terminated as soon as possible.
*/
void terminate()
{
_settings.terminate();
}
/**
* @brief Call all "getErrorMessages" in all registered Check classes.
* Also print out xml header and footer.
*/
void getErrorMessages();
/**
* @brief Analyse file - It's public so unit tests can be written
*/
void analyseFile(std::istream &f, const std::string &filename);
private:
/** @brief Check file */
void checkFile(const std::string &code, const char FileName[]);
/**
* @brief Errors and warnings are directed here.
*
* @param msg Errors messages are normally in format
* "[filepath:line number] Message", e.g.
* "[main.cpp:4] Uninitialized member variable"
*/
virtual void reportErr(const ErrorLogger::ErrorMessage &msg);
/**
* @brief Information about progress is directed here.
*
* @param outmsg Message to show, e.g. "Checking main.cpp..."
*/
virtual void reportOut(const std::string &outmsg);
unsigned int exitcode;
std::list<std::string> _errorList;
std::ostringstream _errout;
Settings _settings;
std::vector<std::string> _filenames;
/** @brief Key is file name, and value is the content of the file */
std::map<std::string, std::string> _fileContents;
CheckUnusedFunctions _checkUnusedFunctions;
ErrorLogger &_errorLogger;
/** @brief Current preprocessor configuration */
std::string cfg;
};
/// @}
#endif // CPPCHECK_H