Re: "git show" does not use diff.external like "git diff" does

From: Bruce Momjian <bruce@momjian.us>
Date: Dec 28, 2010, 17:54 UTC
Message-ID: <201012281754.oBSHsgU18495@momjian.us>
In-Reply-To: <7v39phyec2.fsf@alter.siamese.dyndns.org>

Junio C Hamano wrote:

Show 18 quoted lines

> Bruce Momjian <bruce@momjian.us> writes:
> 
> > I have diff.external configured properly, and it is used by "git diff",
> > but "git show" does not call the script and only returns unified diffs.
> >
> > Is there a way to make "git show" use an external diff script?
> 
> "git show --ext-diff"?
> 
> We end the Description section of the manual with "This manual page
> describes only the most frequently used options." without explicitly
> saying "Options from the underlying this and that commands can be given as
> well", which is rather suboptimal.
> 
> The only existing hint there is one sentence before, "The command takes
> options applicable to the git diff-tree command...", but the reader needs
> to be both careful and vaguely familiar with the way the git command set
> is structured to take advantage of that hint.

Yes, someone on IRC eventually suggested --ext-diff, and it does work. I was hoping for something that caused 'show' to always use --ext-diff, like git diff does. A git alias was the only suggested workaround.

-- 
  Bruce Momjian  <bruce@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

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