lib/configuration/item/boolean.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/boolean.h>
#include <lib/configuration/item/boolean.h>


configuration_item_boolean::~configuration_item_boolean()
{
}


configuration_item_boolean::configuration_item_boolean(
    const source_location &a_locn,
    level_t a_level,
    const rcstring &a_name,
    bool a_value
) :
    configuration_item(a_locn, a_level, a_name),
    value(a_value)
{
}


configuration_item_boolean::pointer
configuration_item_boolean::create(const source_location &a_locn,
    level_t a_level, const rcstring &a_name, bool a_value)
{
    return
        pointer
        (
            new configuration_item_boolean(a_locn, a_level, a_name, a_value)
        );
}


bool
configuration_item_boolean::candidate(const rcstring &ptext, bool &pvalue)
{
    return boolean_from_string(ptext, pvalue);
}


configuration_item_boolean::pointer
configuration_item_boolean::create_if_candidate(const source_location &a_locn,
    level_t a_level, const rcstring &a_name, const rcstring &pvalue)
{
    bool a_value = false;
    if (!candidate(pvalue, a_value))
        return pointer();
    return create(a_locn, a_level, a_name, a_value);
}


rcstring
configuration_item_boolean::get_string_value(void)
    const
{
    // Don't complain, needed for the configuration_item::point method.
    return string_from_boolean(value);
}


long
configuration_item_boolean::get_long_value(void)
    const
{
    explain_output_error_and_die
    (
        "%s: item %s: boolean value \"%s\" supplied, integer value required",
        get_source_location().get_both().c_str(),
        get_name().quote_c().c_str(),
        string_from_boolean(value)
    );
    return value;
}


bool
configuration_item_boolean::get_bool_value(void)
    const
{
    return value;
}


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