[TUHS] why does tar have the tape device hard coded into it and why is it mt1 instead of mt0

Lyndon Nerenberg lyndon at orthanc.ca
Sun Dec 13 08:44:35 AEST 2015

On Dec 12, 2015, at 12:13 PM, Clem Cole <clemc at ccc.com> wrote:

> tjt rewrote dump(1) on RTU to use AST's and may have hacked dd too (I've lost that version I fear).  In the mid, 80's I rewrote ddd to use threads once kernel support for threading became available and I still use that version today when I mess with tapes (which I do less and less, but have been known to do when trying to recover old tapes).

Anyone recall when pump came into play?  What that a Plan9 thing?, or did it originate in Research UNIX.
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