Function get_local_hostname

dlib/sockets/sockets_kernel_1.cpp:97–123

    // lookup functions

    int
    get_local_hostname (
        std::string& hostname
    )
    {
        // ensure that WSAStartup has been called and WSACleanup will eventually
        // be called when program ends
        sockets_startup();

        try 
        {

            char temp[NI_MAXHOST];
            if (gethostname(temp,NI_MAXHOST) == SOCKET_ERROR )
            {
                return OTHER_ERROR;
            }

            hostname = temp;
        }
        catch (...)
        {
            return OTHER_ERROR;
        }

        return 0;
    }

// -----------------