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Annotation of 43BSD/ucb/window/var.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * @(#)var.h   3.7 4/24/85
                      3:  */
                      4: 
                      5: /*
                      6:  * Copyright (c) 1983 Regents of the University of California,
                      7:  * All rights reserved.  Redistribution permitted subject to
                      8:  * the terms of the Berkeley Software License Agreement.
                      9:  */
                     10: 
                     11: struct var {
                     12:        struct var *r_left;
                     13:        struct var *r_right;
                     14:        char *r_name;
                     15:        struct value r_val;
                     16: };
                     17: 
                     18: struct var *var_set1();
                     19: struct var *var_setstr1();
                     20: struct var *var_setnum1();
                     21: struct var **var_lookup1();
                     22: 
                     23: #define var_set(n, v)          var_set1(&var_head, n, v)
                     24: #define var_setstr(n, s)       var_setstr1(&var_head, n, s)
                     25: #define var_setnum(n, i)       var_setnum1(&var_head, n, i)
                     26: #define var_unset(n)           var_unset1(&var_head, n)
                     27: #define var_lookup(n)          (*var_lookup1(&var_head, n))
                     28: #define var_walk(f, a)         var_walk1(var_head, f, a)
                     29: 
                     30: struct var *var_head;          /* secret, shhh */

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