stau.space
My omnium-gatherom of scripts and source code.
1#ifndef NODE_H
2typedef enum { N_QUOTE, N_VAR, N_NUM, N_AND, N_OR, N_NOT, N_COMP, N_ELE, N_CASE } node_type_t;
3
4typedef struct NODE {
5 node_type_t type;
6 int isbool; /* Is this node a Boolean expression? */
7 char *sval;
8 struct NODE *arg1;
9 struct NODE *arg2;
10 int ref; /* For var, how many times has it been referenced? */
11 struct NODE *next;
12} node_rec, *node_ptr;
13
14void init_node(int argc, char **argv);
15void finish_node(int check_ref);
16
17node_ptr make_quote(char *qstring);
18node_ptr make_var(char *name);
19node_ptr make_num(char *name);
20void set_bool(node_ptr varnode);
21node_ptr make_not(node_ptr arg);
22node_ptr make_and(node_ptr arg1, node_ptr arg2);
23node_ptr make_or(node_ptr arg1, node_ptr arg2);
24node_ptr make_comp(node_ptr op, node_ptr arg1, node_ptr arg2);
25node_ptr make_ele(node_ptr arg1, node_ptr arg2);
26node_ptr make_case(node_ptr arg1, node_ptr arg2);
27
28node_ptr concat(node_ptr n1, node_ptr n2);
29
30void insert_code(node_ptr qstring);
31void add_arg(node_ptr var, node_ptr qstring, int isbool);
32void gen_funct(node_ptr var, node_ptr expr, int isbool);
33#define NODE_H
34#endif
35