Henry S. Thompson wrote:
vc version 1.48 at least (and earlier ones, too, IIRC) include
mercurial.el, which provides the necessary shims.
I use mercurial for XEmacs work, and vc picks up on mercurial-managed
files just fine.
mercurial.el isn't a vc backend. It provides many of the vc
keybindings, and it uses some vc functions and variables. But anything
that tries to use the vc API to manage a Mercurial repo will not work
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