36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
#ifndef NODE_H
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typedef enum { N_QUOTE, N_VAR, N_NUM, N_AND, N_OR, N_NOT, N_COMP, N_ELE, N_CASE } node_type_t;
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typedef struct NODE {
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node_type_t type;
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int isbool; /* Is this node a Boolean expression? */
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char *sval;
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struct NODE *arg1;
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struct NODE *arg2;
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int ref; /* For var, how many times has it been referenced? */
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struct NODE *next;
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} node_rec, *node_ptr;
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void init_node(int argc, char **argv);
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void finish_node(int check_ref);
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node_ptr make_quote(char *qstring);
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node_ptr make_var(char *name);
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node_ptr make_num(char *name);
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void set_bool(node_ptr varnode);
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node_ptr make_not(node_ptr arg);
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node_ptr make_and(node_ptr arg1, node_ptr arg2);
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node_ptr make_or(node_ptr arg1, node_ptr arg2);
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node_ptr make_comp(node_ptr op, node_ptr arg1, node_ptr arg2);
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node_ptr make_ele(node_ptr arg1, node_ptr arg2);
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node_ptr make_case(node_ptr arg1, node_ptr arg2);
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node_ptr concat(node_ptr n1, node_ptr n2);
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void insert_code(node_ptr qstring);
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void add_arg(node_ptr var, node_ptr qstring, int isbool);
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void gen_funct(node_ptr var, node_ptr expr, int isbool);
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#define NODE_H
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#endif
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