hammer/examples/glue.h
2013-01-16 15:05:04 +01:00

36 lines
1 KiB
C

#ifndef HAMMER_EXAMPLES_GLUE__H
#define HAMMER_EXAMPLES_GLUE__H
#include <assert.h>
#include "../src/hammer.h"
///
// API Additions
///
#define H_RULE(rule, def) const HParser *rule = def
#define H_ARULE(rule, def) const HParser *rule = h_action(def, act_ ## rule)
const HParsedToken *act_ignore(const HParseResult *p);
const HParsedToken *act_index(int i, const HParseResult *p);
const HParsedToken *act_index0(const HParseResult *p);
HParsedToken *h_make_token(HArena *arena, HTokenType type, void *value);
#define H_MAKE(TYP) \
((TYP ## _t *) h_arena_malloc(p->arena, sizeof(TYP ## _t)))
#define H_MAKE_TOKEN(TYP, VAL) \
h_make_token(p->arena, TT_ ## TYP, VAL)
HParsedToken *h_carray_index(const HCountedArray *a, size_t i);
HParsedToken *h_seq_index(const HParsedToken *p, size_t i);
void *h_seq_index_user(HTokenType type, const HParsedToken *p, size_t i);
#define H_SEQ_INDEX(TYP, SEQ, IDX) \
((TYP ## _t *) h_seq_index_user(TT_ ## TYP, SEQ, IDX))
#define H_FIELD(TYP, IDX) \
H_SEQ_INDEX(TYP, p->ast, IDX)
#endif