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fhandler_serial: fix comments 

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen 2020-03-25 12:25:06 +01:00
parent 082f2513c7
commit 8ffe12b394
1 changed files with 3 additions and 3 deletions
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6
winsup/cygwin/fhandler_serial.cc
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@ -45,7 +45,7 @@ fhandler_serial::raw_read (void *ptr, size_t& ulen)
if (ulen == 0)
return;
/* If VMIN > 0 in blocking mode, we have to wait for at least VMIN chars.
/* If MIN > 0 in blocking mode, we have to wait for at least MIN chars.
Otherwise we're in polling mode and there's no minimum chars. */
ssize_t minchars = is_nonblocking () ? 0 : vmin_;
@ -85,8 +85,8 @@ fhandler_serial::raw_read (void *ptr, size_t& ulen)
and don't wait. */
if (st.cbInQue && st.cbInQue >= minchars)
bytes_to_read = MIN (st.cbInQue, bytes_to_read);
/* Otherwise, if VMIN > 0, VTIME == 0, we have to wait until
VMIN bytes are available in the inbound queue. */
/* Otherwise, if MIN > 0, TIME == 0, we have to wait until
MIN bytes are available in the inbound queue. */
else if (minchars && !vtime_)
wait_for_vmin = true;
}