[Winpcap-users] Output to Cygwin Terminal (mintty) appears queued
gerald at wireshark.org
Mon Jan 9 07:37:23 PST 2012
On 1/9/12 5:51 AM, inetjunkmail wrote:
> "From the point of view of these programs, mintty is a pipe. When a
> program thinks it's writing to a display (a tty), it typically flushes
> the output after every line. But when a program thinks the user won't
> see its output, a program typically flushes its buffers less often
> because writing in larger chunks is more efficient. You need to
> convince these non-Cygwin programs to not buffer their output."
> Are there any switches I can use when I run WinDump to alleviate this?
> If not, is there any other recommendation?
You might try the "-l" flag:
-l Make stdout line buffered. Useful if you want to see
the data while capturing it. E.g.,
``tcpdump -l | tee dat'' or
``tcpdump -l > dat & tail -f dat''.
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