Chris Lattner | f5bd1b7 | 2003-10-05 19:27:59 +0000 | [diff] [blame] | 1 | char rcsid_nonterminal[] = "$Id$"; |
| 2 | |
| 3 | #include "b.h" |
| 4 | #include <stdio.h> |
| 5 | #include <string.h> |
| 6 | |
| 7 | NonTerminal start; |
| 8 | NonTerminalNum max_nonterminal = 1; |
| 9 | NonTerminalNum last_user_nonterminal; |
| 10 | List nonterminals; |
| 11 | |
| 12 | NonTerminal |
| 13 | newNonTerminal(name) char *name; |
| 14 | { |
| 15 | NonTerminal nt; |
| 16 | |
| 17 | nt = (NonTerminal) zalloc(sizeof(struct nonterminal)); |
| 18 | assert(nt); |
| 19 | if (max_nonterminal == 1) { |
| 20 | start = nt; |
| 21 | } |
| 22 | nt->name = name; |
| 23 | nt->num = max_nonterminal++; |
| 24 | nonterminals = newList(nt, nonterminals); |
| 25 | |
| 26 | return nt; |
| 27 | } |
| 28 | |
| 29 | int |
| 30 | nonTerminalName(buf, i) char *buf; int i; |
| 31 | { |
| 32 | List l; |
| 33 | |
| 34 | for (l = nonterminals; l; l = l->next) { |
| 35 | NonTerminal nt = (NonTerminal) l->x; |
| 36 | if (nt->num == i) { |
| 37 | strcpy(buf, nt->name); |
| 38 | return 1; |
| 39 | } |
| 40 | } |
| 41 | strcpy(buf, "(Unknown NonTerminal)"); |
| 42 | return 0; |
| 43 | } |
| 44 | |
| 45 | void |
| 46 | dumpNonTerminal(n) NonTerminal n; |
| 47 | { |
| 48 | printf("%s(%d)", n->name, n->num); |
| 49 | } |