/* -*- C++ -*-

* Cppcheck - A tool for static C/C++ code analysis

* Copyright (C) 2007-2026 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 PROCESSEXECUTOR_H

#define PROCESSEXECUTOR_H

#include "config.h"

#ifdef HAS_THREADING_MODEL_FORK

#include "cppcheck.h"

#include "executor.h"

#include <cstddef>

#include <list>

#include <string>

class Settings;

class ErrorLogger;

struct Suppressions;

struct FileSettings;

class FileWithDetails;

class TimerResults;

/// @addtogroup CLI

/// @{

/**

* This class will take a list of filenames and settings and check then

* all files using threads.

*/

class ProcessExecutor : public Executor {

public:

ProcessExecutor(const std::list<FileWithDetails> &files, const std::list<FileSettings>& fileSettings, const Settings &settings, Suppressions &suppressions, ErrorLogger &errorLogger, TimerResults* timerResults, CppCheck::ExecuteCmdFn executeCommand);

ProcessExecutor(const ProcessExecutor &) = delete;

ProcessExecutor& operator=(const ProcessExecutor &) = delete;

unsigned int check() override;

private:

/**

* Read from the pipe, parse and handle what ever is in there.

* @return False in case of an recoverable error - will exit process on others

*/

bool handleRead(int rpipe, unsigned int &result, const std::string& filename);

/**

* @brief Check load average condition

* @param nchildren - count of currently ran children

* @return true - if new process can be started

*/

bool checkLoadAverage(size_t nchildren);

/**

* @brief Reports internal errors related to child processes

* @param msg The error message

*/

void reportInternalChildErr(const std::string &childname, const std::string &msg);

CppCheck::ExecuteCmdFn mExecuteCommand;

};

/// @}

#endif // HAS_THREADING_MODEL_FORK

#endif // PROCESSEXECUTOR_H