lib/arglex/generic_argument.cc

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//
// nis-util - NIS Administration Utilities
// Copyright (C) 2012 Peter Miller
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or (at
// your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program. If not, see <http://www.gnu.org/licenses/>.
//

#include <libexplain/output.h>

#include <lib/arglex.h>
#include <lib/configuration.h>


void
arglex::generic_argument(void)
{
    switch (token_cur())
    {
    case token_configuration_file:
        cfg.load_command_line_file(get_filename_or_stdin());
        break;

    case arglex::token_group_name_maximum:
        {
            long n = 8;
            switch (token_next())
            {
            case arglex::token_number:
                n = get_integer_value();
                break;

            case arglex::token_string:
                if (get_string_value() == "sysconf")
                {
                    n = sysconf(_SC_LOGIN_NAME_MAX);
                    if (n > 0)
                        break;
                }
                // Fall through...

            default:
                explain_output_error
                (
                    "%s: the -Group-Name-Maximum option requires a numeric "
                        "argument",
                    get_source_location().get_both().c_str()
                );
                usage();
                // NOTREACHED
            }
            cfg.set_command_line_long
            (
                token_locn,
                SECTION_GROUP,
                ITEM_NAME_LENGTH_MAXIMUM,
                n
            );
        }
        break;

    case arglex::token_passwd_name_maximum:
        {
            long n = 8;
            switch (token_next())
            {
            case arglex::token_number:
                n = get_integer_value();
                break;

            case arglex::token_string:
                if (get_string_value() == "sysconf")
                {
                    n = sysconf(_SC_LOGIN_NAME_MAX);
                    if (n > 0)
                        break;
                }
                // Fall through...

            default:
                explain_output_error
                (
                    "%s: the -Passwd-Name-Maximum option requires a numeric "
                        "argument",
                    get_source_location().get_both().c_str()
                );
                usage();
                // NOTREACHED
            }
            cfg.set_command_line_long
            (
                token_locn,
                SECTION_PASSWD,
                ITEM_NAME_LENGTH_MAXIMUM,
                n
            );
        }
        break;

    case token_verbose:
        cfg.set_command_line_bool(token_locn, "verbose", true);
        break;

    case token_verbose_not:
        cfg.set_command_line_bool(token_locn, "verbose", false);
        break;

    case token_warning:
        cfg.set_command_line_bool(token_locn, ITEM_WARNING, true);
        break;

    case token_warning_not:
        cfg.set_command_line_bool(token_locn, ITEM_WARNING, false);
        break;

    default:
        explain_output_error
        (
            "%s: misplaced %s command line argument",
            get_source_location().get_both().c_str(),
            get_string_value().quote_c().c_str()
        );
        usage();
        // NOTREACHED
    }
}


// vim: set ts=8 sw=4 et :