mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-23 11:18:54 +00:00
60 lines
2.5 KiB
C
60 lines
2.5 KiB
C
/*
|
|
* Copyright (c) 1983, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley by
|
|
* Edward Wang at The University of California, Berkeley.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* @(#)var.h 8.1 (Berkeley) 6/6/93
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
struct var {
|
|
struct var *r_left;
|
|
struct var *r_right;
|
|
char *r_name;
|
|
struct value r_val;
|
|
};
|
|
|
|
struct var *var_set1();
|
|
struct var *var_setstr1();
|
|
struct var *var_setnum1();
|
|
struct var **var_lookup1();
|
|
|
|
#define var_set(n, v) var_set1(&var_head, n, v)
|
|
#define var_setstr(n, s) var_setstr1(&var_head, n, s)
|
|
#define var_setnum(n, i) var_setnum1(&var_head, n, i)
|
|
#define var_unset(n) var_unset1(&var_head, n)
|
|
#define var_lookup(n) (*var_lookup1(&var_head, n))
|
|
#define var_walk(f, a) var_walk1(var_head, f, a)
|
|
|
|
struct var *var_head; /* secret, shhh */
|