/**
 * @file icless.h
 *
 * IgnorecaseLess - Predicate class for comparing strings regardless of case.
 *
 * Copyright: 2005 Thomas Wintergerst. All rights reserved.
 *
 * $Id: icless.h,v 1.1.2.1 2006/02/28 21:35:46 thomas Exp $
 * $Project:    CAPI for BSD $
 * $Target:     Common source files for c4b tools $
 * @date        06.05.2005
 * @author      "Thomas Wintergerst" <twinterg@gmx.de>
 * <p>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * </p>
 */

#ifndef ICLESS_H
#define ICLESS_H

#include <functional>
#include <string>





// === Public declarations ===============================================





// === Class declarations ================================================





/**
 * Predicate class for comparing two strings regardless of case.
 */
struct CIcLess: public std::binary_function<std::string, std::string, bool>
{
   bool operator()
      (const std::string &str1,
       const std::string &str2) const
      {
         return (strcasecmp (str1.c_str (), str2.c_str ()) < 0);
      }

}; // CIcLess





// === Prototypes of interface functions =================================





#endif // ICLESS_H
