Re: re-running merge on a single file

[Markus Heidelberg <markus.heidelberg@xxxxxx>]

Chris Packham, 2010-03-11 19:54:
> In other cases I'm actually thinking
> that it'd be easier to ask git to try the merge again on that one
> file. I can ask git difftool to show me the pre-merge differences with
> 'git difftool master..vendor <file>' but what I'd really like to do is
> ask git mergetool to do something similar so I can re-do my manual
> merging.

Not mergetool, but checkout:
git checkout --merge -- file

> Alternatively I could manually drive and external merge tool like
> kdiff3 if I had a recipe for getting the common ancestor revision.
> Something like
> 
> git checkout <magic pathspec> -- file
> mv file file.base

git cat-file blob :1:file > file.base

> 
> git checkout master -- file

git checkout --ours -- file

> mv file file.ours

or
git cat-file blob :2:file > file.ours

> git checkout vendor -- file

git checkout --theirs -- file

> mv file file.theirs

or
git cat-file blob :3:file > file.theirs

> kdiff3 file.base file.ours file.theirs -o file


See the manpages of git-checkout and git-merge for these syntaxes.

Markus
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