diff options
Diffstat (limited to 'src/keyboard.c')
| -rw-r--r-- | src/keyboard.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/keyboard.c b/src/keyboard.c index b096424a615..c542d291b46 100644 --- a/src/keyboard.c +++ b/src/keyboard.c @@ -500,7 +500,7 @@ static struct input_event * volatile kbd_store_ptr; /* The above pair of variables forms a "queue empty" flag. When we enqueue a non-hook event, we increment kbd_store_ptr. When we dequeue a non-hook event, we increment kbd_fetch_ptr. We say that - there is input available iff the two pointers are not equal. + there is input available if the two pointers are not equal. Why not just have a flag set and cleared by the enqueuing and dequeuing functions? Such a flag could be screwed up by interrupts @@ -3590,7 +3590,7 @@ restore_getcjmp (temp) kbd_buffer_store_event places events in kbd_buffer, and kbd_buffer_get_event retrieves them. */ -/* Return true iff there are any events in the queue that read-char +/* Return true if there are any events in the queue that read-char would return. If this returns false, a read-char would block. */ static int readable_events (flags) |