Handling signals and performance issues.

[Carey Evans]

Roy Smith <roy at panix.com> writes:

> You might want to look at the source to the unix "tail" command (you 
> should be able to find it on any of the many GNU/Linux distribution 
> sites) and see how it implements the "-f" option, which is essentially 
> what you are trying to emulate.

One trick I've seen is do a popen('tail -f filename', 'r').  Because
this gives you one end of a pipe, you can use select() to tell when
more data is available, unlike with a file.

-- 
	 Carey Evans  http://home.clear.net.nz/pages/c.evans/