Method init_getopt

src/common/cmdargparser.cpp:842–872

struct option *SingleCommand::init_getopt()
{
    unsigned int idx = 0;
    shortopts = "";
    struct option *result = (struct option *)calloc(options.size() + 2,
                                                    sizeof(struct option));
    if (result == NULL)
    {
        throw CommandException(command, "Failed to allocate memory for option parsing");
    }

    // Parse through all registered options
    for (auto const &opt : options)
    {
        // Apply the option definition into the pre-defined designated
        // slot
        for (const auto &o : opt->get_struct_option())
        {
            memcpy(&result[idx], o, sizeof(struct option));
            idx++;
        }

        // Collect all we need for the short flags too
        shortopts += opt->getopt_optstring();
    }

    // getopt_long() expects the last record in the struct option array
    // to be an empty/zeroed struct option element
    result[idx] = {0};
    return result;
}


std::string SingleCommand::gen_help(const std::string arg0)