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Annotation of 43BSDReno/usr.bin/window/var.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1983 Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * This code is derived from software contributed to Berkeley by
                      6:  * Edward Wang at The University of California, Berkeley.
                      7:  *
                      8:  * Redistribution and use in source and binary forms are permitted provided
                      9:  * that: (1) source distributions retain this entire copyright notice and
                     10:  * comment, and (2) distributions including binaries display the following
                     11:  * acknowledgement:  ``This product includes software developed by the
                     12:  * University of California, Berkeley and its contributors'' in the
                     13:  * documentation or other materials provided with the distribution and in
                     14:  * all advertising materials mentioning features or use of this software.
                     15:  * Neither the name of the University nor the names of its contributors may
                     16:  * be used to endorse or promote products derived from this software without
                     17:  * specific prior written permission.
                     18:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
                     19:  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
                     20:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     21:  *
                     22:  *     @(#)var.h       3.11 (Berkeley) 6/6/90
                     23:  */
                     24: 
                     25: struct var {
                     26:        struct var *r_left;
                     27:        struct var *r_right;
                     28:        char *r_name;
                     29:        struct value r_val;
                     30: };
                     31: 
                     32: struct var *var_set1();
                     33: struct var *var_setstr1();
                     34: struct var *var_setnum1();
                     35: struct var **var_lookup1();
                     36: 
                     37: #define var_set(n, v)          var_set1(&var_head, n, v)
                     38: #define var_setstr(n, s)       var_setstr1(&var_head, n, s)
                     39: #define var_setnum(n, i)       var_setnum1(&var_head, n, i)
                     40: #define var_unset(n)           var_unset1(&var_head, n)
                     41: #define var_lookup(n)          (*var_lookup1(&var_head, n))
                     42: #define var_walk(f, a)         var_walk1(var_head, f, a)
                     43: 
                     44: struct var *var_head;          /* secret, shhh */

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