Function exec

tools/tcam-ctrl/system.cpp:12–36

{

std::string exec(const std::string& cmd)
{

    std::array<char, 128> buffer;
    std::string result;

    // std::cout << "Opening reading pipe" << std::endl;
    FILE* pipe = popen(cmd.c_str(), "r");
    if (!pipe)
    {
        std::cerr << "Couldn't start command." << std::endl;
        return "";
    }
    while (fgets(buffer.data(), 128, pipe) != NULL)
    {
        // std::cout << "Reading..." << std::endl;
        result += buffer.data();
    }
    /*auto returnCode =*/pclose(pipe);

    // std::cout << result << std::endl;
    // std::cout << returnCode << std::endl;

    return result;
}


bool check_package(const std::string& pckg_name)