Re: [PATCH 2/7] diff.c: take "prefix" argument in diff_opt_parse()

From: Jeff King <peff@peff.net>
Date: Jan 20, 2016, 20:29 UTC
Message-ID: <20160120202946.GA6092@sigill.intra.peff.net>
In-Reply-To: <xmqqr3hc57at.fsf@gitster.mtv.corp.google.com>

On Wed, Jan 20, 2016 at 12:23:38PM -0800, Junio C Hamano wrote:

Show 11 quoted lines

> Nguyễn Thái Ngọc Duy  <pclouds@gmail.com> writes:
> 
> > This will be important later when diff_opt_parse() accepts paths as
> > arguments. Paths must be prefixed before access because setup code
> > moves cwd but does not (and cannot) update command line options.
> 
> The above sounds like a sensible thing to do (note: I didn't read
> the patch or remainder of the series), but makes me wonder how the
> existing --orderfile option works without this support.  Perhaps it
> is not working and needs to be updated to take advantage of this
> change, too?

Yeah, I think it simply does not work.

  $ >main-order
  $ mkdir subdir && >subdir/sub-order
  $ cd subdir
  $ git show -Osub-order
  fatal: failed to read orderfile 'sub-order': No such file or directory
  $ git show -Omain-order
  [shows diff]

-Peff