Method set_parameter

src/apputils/argparse.cpp:213–254

Given a string from argv, set the associated option parameter at index i using the format conversion code in the code string.

// Given a string from argv, set the associated option parameter
// at index i using the format conversion code in the code string.
void
ArgOption::set_parameter (int i, const char *argv)
{
    assert(i < m_count);

    static const std::string nullStr;

    switch (m_code[i]) {
    case 'd':
        *(int *)m_param[i] = argv ? atoi(argv) : 0;
        break;

    case 'f':
    case 'g':
        *(float *)m_param[i] = argv ? (float)atof(argv) : 0.0f;
        break;

    case 'F':
        *(double *)m_param[i] = argv ? atof(argv) : 0.;
        break;

    case 's':
        *(std::string *)m_param[i] = argv ? argv : nullStr;
        break;

    case 'S':
        *(std::string *)m_param[i] = argv ? argv : nullStr;
        break;

    case 'L':
        ((std::vector<std::string> *)m_param[i])->push_back (argv);
        break;

    case 'b':
        *(bool *)m_param[i] = true;
        break;

    case '*':
    default:
        abort();
    }
}