On Wed, 13 Jul 2005, Chris Wedgwood wrote:
> I would however like to be able to hardlink more than just the
> _object_ directory --- hardlinking the source is quite nice too.
> Might that be considered safe? (I'm of course assuming that editors
> do write + rename when saving their buffers).
Hmm.. I don't think it's necessarily wrong, although as you say, your
editor had better DTRT. That said, even if your editor doesn't, at least
you won't corrupt your git archive, although you might have surprising
changes creep into the other side..
But I've not verified that every git program does the right thing...
Search-search-search.. Indeed: at least "git-apply" seems to modify the
file in place. That may be the only one, though - and should be easily
fixed by adding an "unlink()" (and make it use O_EXCL just to make it
easy to grep to verify that we always use O_EXCL with O_WR.*).
entry.c should also add O_EXCL (it seems to already do the unlink).
Anybody want to go through and verify it? I think we should support
hardlinked source trees if we can do so easily, and it _looks_ like we're
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