C++17 - Get Current Working Directory Path

get_config_path.cpp

#include <cstdlib>
#include <iostream>
#include <string>

std::string getHomeDirectory() {
    const char* home = std::getenv("HOME");
    if (home == nullptr) {
        throw std::runtime_error("HOME environment variable not set");
    }
    return std::string(home);
}

int main() {
        std::string configPath = getHomeDirectory() + "/.myapp/config.conf";
        std::cout << "Config Directory: "
                 << configPath
                 << std::endl;
        return 0;
}