URL: https://github.com/SSSD/sssd/pull/94
Title: #94: Enable {socket,dbus}-activation for responders

jhrozek commented:
"""
On Fri, Jan 13, 2017 at 02:52:49AM -0800, fidencio wrote:
> On Fri, Jan 13, 2017 at 11:42 AM, Jakub Hrozek <notificati...@github.com>
> wrote:
> 
> > *@jhrozek* commented on this pull request.
> > ------------------------------
> >
> > In src/util/util.c
> > <https://github.com/SSSD/sssd/pull/94#pullrequestreview-16544855>:
> >
> > > @@ -1277,3 +1279,12 @@ bool is_user_or_group_name(const char 
> > > *sudo_user_value)
> >      /* Now it's either a username or a groupname */
> >      return true;
> >  }
> > +
> > +bool is_socket_activated(void)
> > +{
> > +#ifdef HAVE_SYSTEMD
> > +    return !!socket_activated;
> >
> > Why the double negative here? is it converting int to bool?
> >
> 
> That's exactly the case.
> I may be mistaken in the way I implemented it, but the value get from the
> command line i stored as an int  and on this function I'm just return
> true/flase indicating wthether the service was socket-activated.
> 
> I'm not sure if I can just store the command line option as a bool, but
> I've seen it's not done with other bool command options (as debug-to-files,
> per example).

No, it looks like popt still only supports int. So this is probably OK,
although I would personally use the tri-state operator, but meh :)

"""

See the full comment at 
https://github.com/SSSD/sssd/pull/94#issuecomment-272498301
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