[TUHS] sockets (was Re: First appearance of named pipes)

Grant Taylor gtaylor at tnetconsulting.net
Thu Mar 26 09:25:38 AEST 2020

On 3/24/20 3:47 AM, Derek Fawcus wrote:> One point being that one could 
fork/exec a program with those fd's
> attached to stdin/stdout and it could operate as a normal filter, w/o
> having to understand it was using a socket.

Hum.  This is quite intriguing.

Now I'm wondering what sort of mistchif I could get up to doing things 
with Bash (et al.) supporting /dev/tcp pseudo files.

> (i.e. closing stdout [hence triggering a FIN], while still reading
> from stdin)

I like it.

> Plus various other games achievable by replumbing fd's.

Ya.  There's quite a bit to think about here.

Grant. . . .
unix || die

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