From: Junio C Hamano <junkio@cox.net>
Date: Mon, 10 Apr 2006 23:42:44 GMT
Subject: Re: [PATCH] git log [diff-tree options]...
Message-ID: <7vodz980az.fsf@assigned-by-dhcp.cox.net>
In-Reply-To: <Pine.LNX.4.64.0604090950590.9504@g5.osdl.org>

Linus Torvalds <torvalds@osdl.org> writes:

> On Sun, 9 Apr 2006, Junio C Hamano wrote:
>>
>> And this makes "git log" to take common diff-tree options, so
>> that it can be used as "git whatchanged".
>
> I wonder... This all looks fine, but there are actually two different 
> "diffs" that can be shown for "git log --diff <pathlimiter>":
>
>  - the whole diff for a commit
>
>  - the path-limited diff
>
> and I think we'd likely want to have some way to select the output. 
> Probably with the path-limited diff being the default (that's what 
> "git-whatchanged" does), but perhaps with "--full-diff" showing the whole 
> commit diff (which is what "gitk" does).

Yes, but it turns out it is a bit tricky, given that the way
tree-diff.c is written it pretty much assumes the same pathspec
is used for diff operation during the lifetime of the process.

I think we should move (nr_paths, pathlens and paths) to struct
diff_options.  Two patches to follow shortly.