/* $Copyright:	$
 * Copyright (c) 1984, 1985, 1986, 1987, 1988, 1989, 1990 
 * Sequent Computer Systems, Inc.   All rights reserved.
 *  
 * This software is furnished under a license and may be used
 * only in accordance with the terms of that license and with the
 * inclusion of the above copyright notice.   This software may not
 * be provided or otherwise made available to, or used by, any
 * other person.  No title to or ownership of the software is
 * hereby transferred.
 */

/*	Copyright (c) 1984 AT&T	*/
/*	  All Rights Reserved  	*/

/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/
/*	The copyright notice above does not evidence any   	*/
/*	actual or intended publication of such source code.	*/

#ident	"$Header: util.h 1.3 89/10/10 $@(#)graf:include/util.h	1.2"
#include "ctype.h"

#define ISDOUB(c)	(c=='.' || c=='-' || isdigit(c) || c=='e' || c=='+'\
			|| c=='E')
#define ISID(c)		(c=='_' || c=='.' || isalpha(c) || isdigit(c))
#define ISNUM(c)	(c=='.' || isdigit(c))

#define LOG(b,x)	(log(fabs((double)(x)))/log((double)b))
#define MAX(x,y)	(x<y ? y : x)
#define MIN(x,y)	(x>y ? y : x)

#define ABS(x)		(x>-x ? x : -x)
#define TRUE            1
#define FALSE           0
#define SUCCESS         1
#define FAIL            0
#define YES		1
#define NO		0

#define EOS             '\0'
double fabs();
