class_Process.cpp

#include "class_Process.h"
#include <fstream>
#include <iostream>
#include <string>
void Process::find_name() {
        std::string pid_string = std::to_string(this->process_pid);
        std::string path = "/proc/" + pid_string + "/stat";
        std::ifstream stat_file(path);
        if (!stat_file.is_open()) {
                std::cerr << "Not able to open file and find the name of: " << pid_string << std::endl;
                return;
        }
        std::string name = "";
        char c;
        bool name_found = false;
        while (stat_file.get(c)) {
                if (!name_found) {
                        if (c == '(') {
                                name_found = true;
                        }
                } else {
                        if (c == ')') {
                                this->process_name = name;
                                break;
                        }
                        name += c;
                }
        }
        stat_file.close();
        return;
}