termios and non-blocking write()

Daniel Néri dne at mayonnaise.net
Fri May 10 23:50:59 UTC 2002

Joel Sherrill <joel.sherrill at OARcorp.com> writes:

> Daniel Néri wrote:
>> I ended up hacking the kernel to use a spare c_cc[] entry as a
>> flag, which if non-zero, provides microsecond VTIME granularity.
Oops, I meant "millisecond" here...

> The limitation is ultimately the clock tick quantum which is the
> basis for all timing.

Right. The BSD kernel uses microseconds internally so this was no
problem (on modern hardware).


Daniel Neri
dne at mayonnaise.net

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