| 45 | } |
| 46 | |
| 47 | action *get_shifts(int stateno) |
| 48 | { |
| 49 | register action *actions, *temp; |
| 50 | register shifts *sp; |
| 51 | register Yshort *to_state; |
| 52 | register int i, k; |
| 53 | register int symbol; |
| 54 | |
| 55 | actions = 0; |
| 56 | sp = shift_table[stateno]; |
| 57 | if (sp) |
| 58 | { |
| 59 | to_state = sp->shift; |
| 60 | for (i = sp->nshifts - 1; i >= 0; i--) |
| 61 | { |
| 62 | k = to_state[i]; |
| 63 | symbol = accessing_symbol[k]; |
| 64 | if (ISTOKEN(symbol)) |
| 65 | { |
| 66 | temp = NEW(action); |
| 67 | temp->next = actions; |
| 68 | temp->symbol = symbol; |
| 69 | temp->number = k; |
| 70 | temp->prec = symbol_prec[symbol]; |
| 71 | temp->action_code = SHIFT; |
| 72 | temp->assoc = symbol_assoc[symbol]; |
| 73 | actions = temp; |
| 74 | } |
| 75 | } |
| 76 | } |
| 77 | return (actions); |
| 78 | } |
| 79 | |
| 80 | action *add_reductions(int stateno, action *actions) |
| 81 | { |