Re: Should GIT_AUTHOR_{NAME,EMAIL} set the tagger name/email?

> Ævar Arnfjörð Bjarmason <avarab@gmail.com> writes:
>
>> On Sat, Sep 1, 2012 at 6:12 PM, Andreas Schwab <schwab@linux-m68k.org> wrote:
>>> Ævar Arnfjörð Bjarmason <avarab@gmail.com> writes:
>>>
>>>> I don't get what you mean, what committer info?
>>>
>>> GIT_COMMITTER_{NAME,EMAIL}.  A tagger isn't really an author.
>>
>> Ah, am I the only one that finds that a bit counterintuitive to the
>> point of wanting to submit a patch to change it?
>>
>> If you've created a tag you're the *author* of that tag, the
>> author/committer distinction for commit objects is there for e.g.
>> rebases and applying commits via e.g. git-am.
>>
>> We don't have a similar facility for tags (you have to push them
>> around directly), but we *could* and in that case having a
>> Tag-Committer as well well as a Tagger would make sense.
>>
>> Junio, what do you think?
>
> Unless your name is Linus Torvalds and it is early in year 2005, I
> wouldn't even think about it.
>
> When we introduced "tagger name can be overriden with environment",
> we could have added GIT_TAGGER_{NAME,EMAIL}, but we didn't.  Given
> that tagging happens far far less often than committing, I think it
> was a sensible thing to do.
>
> It is a perfectly normal thing in Git for you to commit a patch
> authored by other people on behalf of them (and that is why AUTHOR
> exists as a separate name from the committer), but you still stand
> behind the commits you create by setting COMMITTER of them to you.
> The fact that it was _you_ who create the tag has similar weight
> that you have your name as the committer in commit objects, so in
> that sense, I think the semantics used for the name in tag is far
> closer to COMMITTER than AUTHOR.
>
> I guess I wouldn't mind too much if "git tag" learned a "--tagger"
> option, and honored GIT_TAGGER_{NAME,EMAIL} if set (and otherwise,
> fall back to GIT_COMMITTER_{NAME,EMAIL}), but I do not know if it is
> worth it.  How often would you want to _lie_ about your identity
> when you are tagging, and what legitimate reason do you have for
> doing so?