Annotation of src/usr.bin/m4/stdd.h, Revision 1.6
1.6 ! marco 1: /* $OpenBSD: stdd.h,v 1.5 2003/06/03 02:56:10 millert Exp $ */
1.1 deraadt 2: /* $NetBSD: stdd.h,v 1.2 1995/09/28 05:37:50 tls Exp $ */
3:
4: /*-
5: * Copyright (c) 1991, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * This code is derived from software contributed to Berkeley by
9: * Ozan Yigit at York University.
10: *
11: * Redistribution and use in source and binary forms, with or without
12: * modification, are permitted provided that the following conditions
13: * are met:
14: * 1. Redistributions of source code must retain the above copyright
15: * notice, this list of conditions and the following disclaimer.
16: * 2. Redistributions in binary form must reproduce the above copyright
17: * notice, this list of conditions and the following disclaimer in the
18: * documentation and/or other materials provided with the distribution.
1.5 millert 19: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 20: * may be used to endorse or promote products derived from this software
21: * without specific prior written permission.
22: *
23: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33: * SUCH DAMAGE.
34: *
35: * @(#)stdd.h 8.1 (Berkeley) 6/6/93
36: */
37:
38: /*
39: * standard defines
40: */
41:
42: #define max(a,b) ((a) > (b)? (a): (b))
43: #define min(a,b) ((a) < (b)? (a): (b))
44:
45: #define iswhite(c) ((c) == ' ' || (c) == '\t')
46:
1.6 ! marco 47: /*
! 48: * STREQ is an optimised strcmp(a,b)==0
! 49: * STREQN is an optimised strncmp(a,b,n)==0; assumes n > 0
1.1 deraadt 50: */
1.4 deraadt 51: #define STREQ(a, b) ((a)[0] == (b)[0] && strcmp(a, b) == 0)
52: #define STREQN(a, b, n) ((a)[0] == (b)[0] && strncmp(a, b, n) == 0)
1.1 deraadt 53:
54: #define YES 1
55: #define NO 0