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#include <stdio.h>
#include <stddef.h>
#include "parts/symbol.h"
enum symbol {
PLUS = 0,
MINUS,
LPAREN,
RPAREN,
N0, N1,
END_INPUT,
EP, E, T, N,
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, -->, E, PLUS, T),
PROD(E, -->, E, MINUS, T),
PROD(E, -->, T),
PROD(T, -->, LPAREN, E, RPAREN),
PROD(T, -->, N),
PROD(N, -->, N0),
PROD(N, -->, N1),
};
struct production *grammar = _grammar;
size_t total_productions = sizeof(_grammar)/sizeof(*_grammar);
// #include "???.h"
char **semantic_action_str = (char *([])){
"v = A(0);",
"v = A(0) + A(2);",
"v = A(0) - A(2);",
"v = A(0);",
"v = A(1);",
"v = A(0);",
"v = 0;",
"v = 1;",
};
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