[TUHS] ed.c on Unix v5

Noel Chiappa jnc at mercury.lcs.mit.edu
Sun Dec 20 01:10:38 AEST 2015

    > From: Random832

    > Non-existent syscalls map to nosys, which sets u_error to 100 ... which
    > causes the process to be sent a signal SIGSYS.

Oh, right, I'd forgotten that.

So, getting back to v6tar, I'll bet that if you try and use it to _read_ a TAR
file file under V6 (i.e. write files into the V6 filesystem), it will bomb out
(because of the call to utime).


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