37 lines
689 B
C
37 lines
689 B
C
typedef enum {
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ex_expr, // binary expression
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ex_uexpr, // unary expression
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ex_def,
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ex_int,
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ex_float,
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ex_string,
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ex_vector,
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ex_quaternion,
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} expr_type;
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typedef struct expr_s {
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struct expr_s *next;
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expr_type type;
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union {
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struct {
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int op;
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type_t *type;
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struct expr_s *e1;
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struct expr_s *e2;
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} expr;
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def_t *def;
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int int_val;
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float float_val;
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string_t string_val;
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float vector_val[3];
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float quaternion_val[4];
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} e;
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} expr_t;
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expr_t *new_expr (void);
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expr_t *label_expr (void);
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void print_expr (expr_t *e);
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expr_t *binary_expr (int op, expr_t *e1, expr_t *e2);
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expr_t *unary_expr (int op, expr_t *e);
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expr_t *function_expr (expr_t *e1, expr_t *e2);
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