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comparison lwlib/lw_expr.c @ 347:1649bc7bda5a

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Some data oriented pseudo ops added
author lost@starbug
date Sat, 27 Mar 2010 20:16:24 -0600
parents a82c55070624
children 34dfc9747f23
comparison
equal deleted inserted replaced
346:a82c55070624 347:1649bc7bda5a
32 #include "lw_string.h" 32 #include "lw_string.h"
33 33
34 static lw_expr_fn_t *evaluate_special = NULL; 34 static lw_expr_fn_t *evaluate_special = NULL;
35 static lw_expr_fn2_t *evaluate_var = NULL; 35 static lw_expr_fn2_t *evaluate_var = NULL;
36 static lw_expr_fn3_t *parse_term = NULL; 36 static lw_expr_fn3_t *parse_term = NULL;
37
38 int lw_expr_istype(lw_expr_t e, int t)
39 {
40 if (e -> type == t)
41 return 1;
42 return 0;
43 }
44
45 int lw_expr_intval(lw_expr_t e)
46 {
47 if (e -> type == lw_expr_type_int)
48 return e -> value;
49 return -1;
50 }
37 51
38 void lw_expr_set_term_parser(lw_expr_fn3_t *fn) 52 void lw_expr_set_term_parser(lw_expr_fn3_t *fn)
39 { 53 {
40 parse_term = fn; 54 parse_term = fn;
41 } 55 }