Function enterlevel

lua/lparser.c:307–310

static void enterlevel (LexState *ls) {
  if (++ls->L->nCcalls > LUAI_MAXCCALLS)
	luaX_lexerror(ls, "chunk has too many syntax levels", 0);
}


#define leavelevel(ls)	((ls)->L->nCcalls--)