helper.h

// START A3HEADER
//
// This source file is part of the Atlantis PBM game program.
// Copyright (C) 1995-1999 Geoff Dunbar
//
// 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, in the file license.txt. If not, write
// to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
//
// See the Atlantis Project web page for details:
// http://www.prankster.com/project
//
// END A3HEADER
#ifndef HELPER
#define HELPER

//
// Version macros
//
typedef unsigned int ATL_VER;

#define MAKE_ATL_VER( x, y, z ) ( (( x ) << 0x10 ) + (( y ) << 0x8 ) + ( z ) )

#define ATL_VER_MAJOR( x ) ( ( ( x ) >> 0x10 ) % 0x100 )
#define ATL_VER_MINOR( x ) ( ( ( x ) >> 0x8 ) % 0x100 )
#define ATL_VER_PATCH( x ) ( ( x ) % 0x100 )

#define ATL_VER_STRING( x ) AString( AString( (int) ATL_VER_MAJOR( x ) ) + \
"." + AString( (int) ATL_VER_MINOR( x ) ) + "." + \
AString( (int) ATL_VER_PATCH( x ) ) ) + \
( ( ATL_VER_MINOR( x ) % 2 ) ? "" : " (beta)" )

#define ATL_VER_STR( x ) AString((int)ATL_VER_MAJOR(x)) + \
		"." + ((int)ATL_VER_MINOR(x)) + "." + (int)ATL_VER_PATCH(x)

//
// Some bitfield functions
//
typedef unsigned int BITFIELD;

#define BIT( x ) ( 1 << ( x ))
#define GET_BIT( b, x ) (( b & ( 1 << ( x ))) ? 1 : 0 )
#define SET_BIT( b, x ) ( b |= ( 1 << ( x )))
#define CLEAR_BIT( b, x ) ( b &= ~( 1 << ( x )))

//
// Convenient macros
//
#define SAFE_DELETE( x ) delete ( x ); x = 0;

#endif