/*
   Copyright (C) 2001-2006, William Joseph.
   All Rights Reserved.

   This file is part of GtkRadiant.

   GtkRadiant 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.

   GtkRadiant 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 GtkRadiant; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#if !defined( INCLUDED_CHARACTER_H )
#define INCLUDED_CHARACTER_H

/// \file
/// \brief Character encoding.

/// \brief Returns true if \p c is an ASCII character that can be represented with 7 bits.
inline bool char_is_ascii( char c ){
	return ( c & 0x80 ) == 0;
}

/// \brief Returns true if \p string consists entirely of ASCII characters.
inline bool string_is_ascii( const char* string ){
	while ( *string != '\0' )
	{
		if ( !char_is_ascii( *string++ ) ) {
			return false;
		}
	}
	return true;
}

#endif