Re: VimDiff => ":diffupdate" does not work

On Friday, 11 May 2012 10:35:04 UTC+2, Christian Brabandt wrote:
> On Fr, 11 Mai 2012, Christian Brabandt wrote:
>
> > On Do, 10 Mai 2012, GeertVc wrote:
> >
> > > When changing one or both files which are currently open/compared in
> > > VimDiff, in an *external* editor (so, not in Vim or VimDiff itself),
> > > VimDiff doesn't update the diffs when forcing an update using the
> > > command ":diffupdate". In fact, nothing happens at all while
> > > executing this ":diffupdate" command.
> > >
> > > Only when forcing VimDiff to lose focus and re-gain focus again, I see
> > > the message that files have been changed. After (re)loading the
> > > changed files, the diff is updated.
> > >
> > > I enforce losing focus by executing the command ":shell" from within
> > > VimDiff and then exit-ing the shell mode again to come back to
> > > VimDiff.
> > >
> > > Is ":diffupdate" not supposed to "forcefully" rescan both files and
> > > update the view?
> > >
> > > I'm using VimDiff version 7.1.138 on Ubuntu 8.04, but the same
> > > complaint is valid for VimDiff 7.3.449 on a very recent Ubuntu 12.04
> > > distro.
> >
> > Yeah, diffupdate only updates the diff for the buffer that is loaded. It
> > doesn't check, whether the original file, has been changed. If you want
> > this, I suggest you set the 'autoread' option together with an
> > CursorHold autocommand, e.g. like this
> >
> > au CursorHold * checktime
>
> BTW: Here is a patch, that let's you use :diffupdate! to force reloading
> the buffers before updating the diff. Be careful, as you will lose all
> your changes that you have made to a buffer without saving.
>
> regards,
> Christian

Hi Christian,

Your patch works like a charm!!! That is, on a quite recent Vim version (see original post), I didn't test it on my "old" 7.1 version...

Would it be possible for you to send this patch to Bram Moolenaar to have it in the upstream?

Much appreciated!

Best rgds,
--Geert

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