Allan McRae allan at archlinux.org
Fri Dec 20 19:17:49 EST 2013

On 16/12/13 00:43, Olivier Brunel wrote:
> On 12/15/13 13:00, Allan McRae wrote:
>> On 03/12/13 06:45, Olivier Brunel wrote:
>>> Because this event is triggered when an optdepend for another package is
>>> being removed.
>>> Signed-off-by: Olivier Brunel <jjk at jjacky.com>
>> I am not convinced by this.  The event happens when the dependencies are
>> being checked before removing a package.  pacman current just prints a
>> warning, but another frontend might want to query the user before
>> removing the package.   So at that stage, the optdep is required and not
>> removed.
> Well, I think it's wrong to say the optdep is required. Not just because
> there's no real sense of "requirement" (as in, it's optional), but more
> importantly because the only thing is that a package that will be
> removed happens to be listed as optdep of another (installed) package.
> It doesn't mean that this was the reason the package was installed, or
> that the user ever made any use of the package as such optdep.
> Indicating that there's a notion of requirement here feels just wrong to me.
> And the name ALPM_EVENT_OPTDEP_REQUIRED implies (to me) that this is
> what the event is about, the requirement part. When going over this I
> got confused about what it meant, and this is why I suggested a renaming.
> To go back to your example, I don't see an problem with the following:
> - ALPM emits an event OPTDEP_REMOVED to indicate an optdep is (going to
> be) removed.
> - the frontend then queries the user, to confirm this removal (as this
> is a removal we're talking about here).
> To be pedantic, we might want to say ALPM_EVENT_OPTDEP_REMOVAL_PENDING
> or something, which would be more precise/correct, but also quite long.
> For the sake or being short, I just went with REMOVED, which I think
> remains valid. REQUIRED OTOH does not.
> I'm not opposed to using something other than REMOVED, but IMHO it
> should be renamed, as REQUIRED is wrong/confusing (it doesn't even
> convey anything regarding the removal, which again is really what this
> (event) is about, the (pending) *removal* of an optdep).


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