GNU bug report logs - #32358
Add pcscd service

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Message #38 received at 32358 <at> debbugs.gnu.org (full text, mbox):

From: Clément Lassieur <clement <at> lassieur.org>
To: Chris Marusich <cmmarusich <at> gmail.com>
Cc: 32358 <at> debbugs.gnu.org
Subject: Re: [bug#32358] Add pcscd service
Date: Mon, 13 Aug 2018 18:36:45 +0200

Clément Lassieur <clement <at> lassieur.org> writes:

>> However, I don't know if Shepherd uses that PID file for anything else
>> while managing the process later on.
>
> No, it doesn't use the #:PID-FILE argument for anything else.  However,
> it does use the return value of the start procedure as a PID file to
> automatically respawn the service if it's an integer.  So you just need
> to return (call-with-input-file pid-file read) instead of #t if you want
> automatic respawning, as in
> https://git.savannah.gnu.org/cgit/guix.git/commit/?id=fdbca05d78d091bfc075e54c9fb90125262eadf0.

Note that the 'running' slot would then have the PID value, and
'make-kill-destructor' would work, so no need to change the stop
procedure.

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