1 /*- 2 * Copyright (c) 1992, 1993, 1994 Henry Spencer. 3 * Copyright (c) 1992, 1993, 1994 4 * The Regents of the University of California. All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * Henry Spencer of the University of Toronto. 8 * 9 * %sccs.include.redist.c% 10 * 11 * @(#)utils.h 8.2 (Berkeley) 03/16/94 12 */ 13 14 /* utility definitions */ 15 #define DUPMAX _POSIX2_RE_DUP_MAX /* xxx is this right? */ 16 #define INFINITY (DUPMAX + 1) 17 #define NC (CHAR_MAX - CHAR_MIN + 1) 18 typedef unsigned char uch; 19 20 /* switch off assertions (if not already off) if no REDEBUG */ 21 #ifndef REDEBUG 22 #ifndef NDEBUG 23 #define NDEBUG /* no assertions please */ 24 #endif 25 #endif 26 #include <assert.h> 27 28 /* for old systems with bcopy() but no memmove() */ 29 #ifdef USEBCOPY 30 #define memmove(d, s, c) bcopy(s, d, c) 31 #endif 32