Given a read frame, return the value of the cell at the cursor. * * Precondition: '*frame' is a valid read frame for 1 more cell. */
| 53 | * Precondition: '*frame' is a valid read frame for 1 more cell. |
| 54 | */ |
| 55 | static inline bool peekBit(const frameItem* frame) { |
| 56 | return 1 & (*(frame->edge - 1 - frame->offset / UWORD_BIT) >> (UWORD_BIT - (frame->offset % UWORD_BIT) - 1)); |
| 57 | } |
| 58 | |
| 59 | /* Given a read frame, return the value of the cell at the cursor and advance the cursor by one cell. |
| 60 | * |