cppcheck/cli/cppcheckexecutor.h

126 lines
3.8 KiB
C++

/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2023 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 CPPCHECKEXECUTOR_H
#define CPPCHECKEXECUTOR_H
#include "config.h"
#include "filesettings.h"
#include <cstdio>
#include <list>
#include <string>
#include <utility>
#include <vector>
class CppCheck;
class Settings;
class ErrorLogger;
class Suppressions;
/**
* This class works as an example of how CppCheck can be used in external
* programs without very little knowledge of the internal parts of the
* program itself. If you wish to use cppcheck e.g. as a part of IDE,
* just rewrite this class for your needs and possibly use other methods
* from CppCheck class instead the ones used here.
*/
class CppCheckExecutor {
public:
friend class TestSuppressions;
/**
* Constructor
*/
CppCheckExecutor() = default;
CppCheckExecutor(const CppCheckExecutor &) = delete;
void operator=(const CppCheckExecutor&) = delete;
/**
* Starts the checking.
*
* @param argc from main()
* @param argv from main()
* @return EXIT_FAILURE if arguments are invalid or no input files
* were found.
* If errors are found and --error-exitcode is used,
* given value is returned instead of default 0.
* If no errors are found, 0 is returned.
*/
int check(int argc, const char* const argv[]);
/**
* @param exceptionOutput Output file
*/
static void setExceptionOutput(FILE* exceptionOutput);
/**
* @return file name to be used for output from exception handler. Has to be either "stdout" or "stderr".
*/
static FILE* getExceptionOutput();
private:
/**
* Execute a shell command and read the output from it. Returns exitcode of the executed command,.
*/
static int executeCommand(std::string exe, std::vector<std::string> args, std::string redirect, std::string &output_);
protected:
static bool reportSuppressions(const Settings &settings, const Suppressions& suppressions, bool unusedFunctionCheckEnabled, const std::list<std::pair<std::string, std::size_t>> &files, const std::list<FileSettings>& fileSettings, ErrorLogger& errorLogger);
/**
* Wrapper around check_internal
* - installs optional platform dependent signal handling
*
* @param cppcheck cppcheck instance
**/
int check_wrapper(CppCheck& cppcheck);
/**
* Starts the checking.
*
* @param cppcheck cppcheck instance
* @return EXIT_FAILURE if arguments are invalid or no input files
* were found.
* If errors are found and --error-exitcode is used,
* given value is returned instead of default 0.
* If no errors are found, 0 is returned.
*/
int check_internal(CppCheck& cppcheck) const;
/**
* Filename associated with size of file
*/
std::list<std::pair<std::string, std::size_t>> mFiles;
std::list<FileSettings> mFileSettings;
#if defined(USE_WINDOWS_SEH) || defined(USE_UNIX_SIGNAL_HANDLING)
/**
* Output file name for exception handler
*/
static FILE* mExceptionOutput;
#endif
class StdLogger;
StdLogger* mStdLogger{};
};
#endif // CPPCHECKEXECUTOR_H