Re: read with redirected stdin

[Pier Paolo Grassi <pierpaolog@gmail.com>]

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hello Jim, your script reads the tty associated with the file descriptors,
while I am looking for a way to get the tty controlling a certain process.
I don't know much about this argument but it seems to me these are not
necessarily the same.
cheers

Il giorno dom 8 gen 2023 alle 22:18 Jim <linux.tech.guy@gmail.com> ha
scritto:

>
> On Sat, Jan 7, 2023 at 10:44 PM Pier Paolo Grassi <pierpaolog@gmail.com>
> wrote:
>
>> Thanks, I'll check it out.
>>
>> Pier Paolo Grassi
>>
>
> Not sure this is what you are looking for but in re-reading your original
> email you mention
> checking for pipes. The script I attached  in the earlier email was
> checking fd 0, so I also
> tried checking fd 1.  The results are as follows looking at my /proc.
>
> zstat +link /proc/<pid>/fd/0 2>/dev/null
> 25189 12199 17227 pts/40  man
> 25198 25189 17227 pipe    man
> 25199 25189 17227 pipe    less
> zstat +link /proc/<pid>/fd/1 2>/dev/null
> 25189 12199 17227 pts/40  man
> 25198 25189 17227 pipe    man
> 25199 25189 17227 pts/40  less
>
> Not sure if it will return what you are looking for in your case. The
> script is also
> collecting other info to output the above results.
>
> Regards,
>
> Jim
>

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