projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| ad787160 | 1 | /*- |
| ed554bc5 C |
2 | * Copyright (c) 1992, 1993, 1994 Henry Spencer. |
| 3 | * Copyright (c) 1992, 1993, 1994 | |
| ad787160 C |
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 | * | |
| c0567266 KB |
9 | * Redistribution and use in source and binary forms, with or without |
| 10 | * modification, are permitted provided that the following conditions | |
| 11 | * are met: | |
| 12 | * 1. Redistributions of source code must retain the above copyright | |
| 13 | * notice, this list of conditions and the following disclaimer. | |
| 14 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 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. | |
| 24 | * | |
| 25 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
| 26 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 27 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 28 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
| 29 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 30 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 31 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 32 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 33 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 34 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 35 | * SUCH DAMAGE. | |
| ad787160 | 36 | * |
| ed554bc5 | 37 | * @(#)utils.h 8.2 (Berkeley) 3/16/94 |
| ad787160 C |
38 | */ |
| 39 | ||
| 40 | /* utility definitions */ | |
| 41 | #define DUPMAX _POSIX2_RE_DUP_MAX /* xxx is this right? */ | |
| ed554bc5 C |
42 | #define INFINITY (DUPMAX + 1) |
| 43 | #define NC (CHAR_MAX - CHAR_MIN + 1) | |
| 44 | typedef unsigned char uch; | |
| ad787160 | 45 | |
| ed554bc5 | 46 | /* switch off assertions (if not already off) if no REDEBUG */ |
| ad787160 C |
47 | #ifndef REDEBUG |
| 48 | #ifndef NDEBUG | |
| 49 | #define NDEBUG /* no assertions please */ | |
| 50 | #endif | |
| 51 | #endif | |
| 52 | #include <assert.h> | |
| ed554bc5 C |
53 | |
| 54 | /* for old systems with bcopy() but no memmove() */ | |
| 55 | #ifdef USEBCOPY | |
| 56 | #define memmove(d, s, c) bcopy(s, d, c) | |
| 57 | #endif |