1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
#include <stdio.h>
#include <stddef.h>
#include "parts/symbol.h"
enum symbol {
ID, EQUAL, STAR,
END_INPUT,
EP, E, L, R,
SYMBOLS_END,
};
size_t total_symbols = SYMBOLS_END;
IMPLEMENT_FUNCPTR(int, symbol_is_terminal, (symbol s)) { return s < EP; }
IMPLEMENT_FUNCPTR(int, symbol_is_input_end, (symbol s)) { return s == END_INPUT; }
IMPLEMENT_FUNCPTR(int, symbol_is_valid, (symbol s)) { return s < SYMBOLS_END; }
#include "parts/grammar.h"
#define PROD(LHS, _, ...) {LHS, (symbol[]){__VA_ARGS__}, sizeof((symbol[]){__VA_ARGS__})/sizeof(symbol)}
static struct production _grammar[] = {
PROD(EP, ->, E, END_INPUT),
PROD(E, -->, L, EQUAL, R),
PROD(E, -->, R),
PROD(L, -->, STAR, R),
PROD(L, -->, ID),
PROD(R, -->, L),
};
struct production *grammar = _grammar;
size_t total_productions = sizeof(_grammar)/sizeof(*_grammar);
// #include "???.h"
char **semantic_action_str = (char *([])){
"", "", "", "", "", "",
};
|