Annotation of src/usr.bin/window/var.h, Revision 1.1.1.1
1.1 deraadt 1: /* $NetBSD: var.h,v 1.3 1995/09/28 10:35:02 tls Exp $ */
2:
3: /*
4: * Copyright (c) 1983, 1993
5: * The Regents of the University of California. All rights reserved.
6: *
7: * This code is derived from software contributed to Berkeley by
8: * Edward Wang at The University of California, Berkeley.
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in the
17: * documentation and/or other materials provided with the distribution.
18: * 3. All advertising materials mentioning features or use of this software
19: * must display the following acknowledgement:
20: * This product includes software developed by the University of
21: * California, Berkeley and its contributors.
22: * 4. Neither the name of the University nor the names of its contributors
23: * may be used to endorse or promote products derived from this software
24: * without specific prior written permission.
25: *
26: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36: * SUCH DAMAGE.
37: *
38: * @(#)var.h 8.1 (Berkeley) 6/6/93
39: */
40:
41: struct var {
42: struct var *r_left;
43: struct var *r_right;
44: char *r_name;
45: struct value r_val;
46: };
47:
48: struct var *var_set1();
49: struct var *var_setstr1();
50: struct var *var_setnum1();
51: struct var **var_lookup1();
52:
53: #define var_set(n, v) var_set1(&var_head, n, v)
54: #define var_setstr(n, s) var_setstr1(&var_head, n, s)
55: #define var_setnum(n, i) var_setnum1(&var_head, n, i)
56: #define var_unset(n) var_unset1(&var_head, n)
57: #define var_lookup(n) (*var_lookup1(&var_head, n))
58: #define var_walk(f, a) var_walk1(var_head, f, a)
59:
60: struct var *var_head; /* secret, shhh */