2 /* Grammar subroutines needed by parser */
5 #include "pgenheaders.h"
9 /* Return the DFA for the given type */
12 PyGrammar_FindDFA(grammar *g, register int type)
16 /* Massive speed-up */
17 d = &g->g_dfa[type - NT_OFFSET];
18 assert(d->d_type == type);
21 /* Old, slow version */
24 for (i = g->g_ndfas, d = g->g_dfa; --i >= 0; d++) {
25 if (d->d_type == type)
34 PyGrammar_LabelRepr(label *lb)
38 if (lb->lb_type == ENDMARKER)
40 else if (ISNONTERMINAL(lb->lb_type)) {
41 if (lb->lb_str == NULL) {
42 PyOS_snprintf(buf, sizeof(buf), "NT%d", lb->lb_type);
49 if (lb->lb_str == NULL)
50 return _PyParser_TokenNames[lb->lb_type];
52 PyOS_snprintf(buf, sizeof(buf), "%.32s(%.32s)",
53 _PyParser_TokenNames[lb->lb_type], lb->lb_str);