Also,
`id -u` to get current UID
`ps -o uid -p $PID | awk 'END{print $1}'` to get the UID owning process ID
$PID.
These work on at least Solaris and Linux, and probably many others.
--Robert
> On Jul 31, 2017, at 18:49, Ivan Vučica <i...@vucica.net> wrote:
>
>
>
>> On Mon, Jul 31, 2017 at 11:16 PM Bertrand Gmail
>> <bertrand.dekoni...@gmail.com> wrote:
>> Le 31/07/2017 à 20:02, Steven R. Baker a écrit :
>> > Any chance you could document your setup with screenshots and code? A
>> > blog, perhaps? Or a video? This overlaps *very much* with some stuff
>> > I'm doing right now, and I'd love to see what you've got, and what's
>> > left.
>> >
>> I'll try to put screenshots/cats somewhere if I can.
>> You can see one screenshot here :
>> https://raw.githubusercontent.com/BertrandDekoninck/rik.theme/master/newscreen.png
>> Iattach my autostart file here and the code of my little topbar GSPanel
>> is on my github repo : https://github.com/BertrandDekoninck. But it's
>> nothing more than a bar with a label and a button.
>>
>> Bertrand Dekoninck
>
> This is absolutely beautiful. I'll have to install Rik. I'd also love to hear
> more about the rest of the setup: how do I go from a blank home folder of a
> newly installed ${favorite_distro} to your UX.
>
>>
>> PS : maybe some bash expert could tell in another thread how to track
>> the owner of a process in bash. My autostart file can avoid to launch
>> processes (like gnome-settings-daemon) if it runs already but it should
>> be launched if the running one had been launched by another user than $USER.
>
> What do you mean by owner?
>
> If you are interested in user under which the current process is running...
> why not $USER? It's a reasonable approximation. Also $LOGNAME. I don't know
> how much either of these is portable.
>
> Alternatively /proc/self is full of useful things under Linux.
>
> There's /proc/self/loginuid which gives you, well, login user's ID as far as
> I can tell (501 is the correct value for me). Use 'getent passwd 501' to map
> that to the username.
>
> If you meant 'parent process', look at /proc/self/stat which gives you
> current process id and parent process ID.
>
> Example contents:
> 2867 (bash) S 2866 2867 2867 34836 ....and more here...
>
> 2867 is ID of the examined process.
> 2866 was for me parent ID. So I'd say this is how you get parent ID.
>
> More human readable version seems to be /proc/self/status where you can find
> the parent in "PPid".
>
> Is either of these what you meant?
>
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