cppcheck/cli/threadexecutor.h

113 lines
3.3 KiB
C++

/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2011 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 THREADEXECUTOR_H
#define THREADEXECUTOR_H
#include <vector>
#include <string>
#include <list>
#include "settings.h"
#include "errorlogger.h"
#if (defined(__GNUC__) || defined(__sun)) && !defined(__MINGW32__)
#define THREADING_MODEL_FORK
#endif
/// @addtogroup CLI
/// @{
/**
* This class will take a list of filenames and settings and check then
* all files using threads.
*/
class ThreadExecutor : public ErrorLogger
{
public:
ThreadExecutor(const std::vector<std::string> &filenames, const std::map<std::string, long> &filesizes, Settings &settings, ErrorLogger &_errorLogger);
virtual ~ThreadExecutor();
unsigned int check();
virtual void reportOut(const std::string &outmsg);
virtual void reportErr(const ErrorLogger::ErrorMessage &msg);
virtual void reportStatus(unsigned int fileindex, unsigned int filecount, long sizedone, long sizetotal);
/**
* @brief Add content to a file, to be used in unit testing.
*
* @param path File name (used as a key to link with real file).
* @param content If the file would be a real file, this should be
* the content of the file.
*/
void addFileContent(const std::string &path, const std::string &content);
private:
const std::vector<std::string> &_filenames;
const std::map<std::string, long> &_filesizes;
Settings &_settings;
ErrorLogger &_errorLogger;
unsigned int _fileCount;
/** @brief Key is file name, and value is the content of the file */
std::map<std::string, std::string> _fileContents;
#ifdef THREADING_MODEL_FORK
private:
/**
* Read from the pipe, parse and handle what ever is in there.
*@return -1 in case of error
* 0 if there is nothing in the pipe to be read
* 1 if we did read something
*/
int handleRead(int rpipe, unsigned int &result);
void writeToPipe(char type, const std::string &data);
/**
* Write end of status pipe, different for each child.
* Not used in master process.
*/
int _wpipe;
std::list<std::string> _errorList;
public:
/**
* @return true if support for threads exist.
*/
static bool isEnabled()
{
return true;
}
#else
public:
/**
* @return true if support for threads exist.
*/
static bool isEnabled()
{
return false;
}
#endif
private:
/** disabled copy constructor */
ThreadExecutor(const ThreadExecutor &);
/** disabled assignment operator */
void operator=(const ThreadExecutor &);
};
/// @}
#endif // THREADEXECUTOR_H