process.h

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#ifndef PROCESS_H
#define PROCESS_H
 
#include <cstdio>
#include <filesystem>
#include <memory>
#include <mutex>
#include <string>
#include <thread>
#include <vector>
#include "events/event.h"
#include "processexitedeventargs.h"
#ifdef _WIN32
#include <windows.h>
#else
#include <sys/types.h>
#endif
 
namespace Nickvision::System
{
    class Process
    {
    public:
        Process(const std::filesystem::path& path, const std::vector<std::string>& args = {});
        ~Process();
        const std::filesystem::path& getPath() const;
        Events::Event<ProcessExitedEventArgs>& exited();
        bool isRunning() const;
        bool hasCompleted() const;
        int getExitCode() const;
        const std::string& getOutput() const;
        bool start();
        bool kill();
        int waitForExit();
 
    private:
        void watch();
        mutable std::mutex m_mutex;
        std::filesystem::path m_path;
        std::vector<std::string> m_args;
        Events::Event<ProcessExitedEventArgs> m_exited;
        bool m_running;
        bool m_completed;
        int m_exitCode;
        std::string m_output;
        std::thread m_watchThread;
#ifdef _WIN32
        HANDLE m_read;
        HANDLE m_write;
        PROCESS_INFORMATION m_pi;
#else
        int m_pipe[2];
        pid_t m_pid;
#endif
    };
}
 
#endif //PROCESS_H