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.
6 * This code is derived from software contributed to Berkeley by
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
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13 * notice, this list of conditions and the following disclaimer.
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15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 * must display the following acknowledgement:
19 * This product includes software developed by the University of
20 * California, Berkeley and its contributors.
21 * 4. Neither the name of the University nor the names of its contributors
22 * may be used to endorse or promote products derived from this software
23 * without specific prior written permission.
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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37 * @(#)utils.h 8.3 (Berkeley) 3/20/94
40 /* Added by SDM 15/2/2002: apparently mingw doesn't define this constant */
41 #ifndef _POSIX2_RE_DUP_MAX
42 #define _POSIX2_RE_DUP_MAX 255
45 /* utility definitions */
46 #define DUPMAX _POSIX2_RE_DUP_MAX /* xxx is this right? */
47 #define INFINITY (DUPMAX + 1)
48 #define NC (CHAR_MAX - CHAR_MIN + 1)
49 typedef unsigned char uch;
51 /* switch off assertions (if not already off) if no REDEBUG */
54 #define NDEBUG /* no assertions please */
59 /* for old systems with bcopy() but no memmove() */
61 #define memmove(d, s, c) bcopy(s, d, c)