Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!csd4.milw.wisc.edu!cs.utexas.edu!uunet!safn2!rey
From: rey@safn2.UUCP (Reynolds McClatchey)
Newsgroups: comp.unix.questions
Subject: Re: 'peeking' in on a pipe
Summary: Pump into and out of pipe.
Message-ID: <193@safn2.UUCP>
Date: 11 Jul 89 17:41:09 GMT
References: <6.24B47361@seaeast.WA.COM>
Organization: Southern Aluminum Finishing, Atlanta, GA
Lines: 10

In article <6.24B47361@seaeast.WA.COM>, Tim.Evans@f112.n138.z1.WA.COM (Tim Evans) writes:
> I would like to 'peek' in on a pipe, to see what is happening in it, WHILE
> IT EXECUTES. I tried something like this, but no luck:
>  
>   some_stuff | tee `tty` | more_stuff

See Unix World Sept 87 for branch & combine C source by Brian Keen.
They enable you to pump into or tap out of a pipe. I've found them useful.

Reynolds McClatchey   uunet!safn2!rey