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| 1 | - | - (NSUInteger)retainCount |
| 1 | + | - (id)retain |
| 2 | {
| |
| 3 | - | return NSExtraRefCount(self) + 1; |
| 3 | + | NSIncrementExtraRefCount(self); |
| 4 | return self; | |
| 5 | } | |
| 6 | - | inline NSUInteger |
| 6 | + | |
| 7 | - | NSExtraRefCount(id anObject) |
| 7 | + | inline void |
| 8 | NSIncrementExtraRefCount(id anObject) | |
| 9 | - | return (struct obj_layout *)anObject)[-1].retained; |
| 9 | + | |
| 10 | if(((struct obj_layout *)anObject[-1].retained == UINT_MAX - 1) | |
| 11 | [NSException raise: NSInternalInconsistancyException | |
| 12 | format: @"NSIncrementExtraRefCount() asked to increment too far"]; | |
| 13 | ||
| 14 | ((struct obj_layout *)anObject)[-1].retained++; | |
| 15 | } |
