[PATCH 1 of 2] filemerge: add support for multiple merge tool versions (RFC)

[Yuya Nishihara]

On Sun, 20 Dec 2015 08:48:49 +0100, Mathias De Maré wrote:
> On Fri, Dec 18, 2015 at 8:28 PM, Matt Mackall <mpm at selenic.com> wrote:
> > On Wed, 2015-12-16 at 01:07 -0600, Mathias De Maré wrote:
> > > # HG changeset patch
> > > # User Mathias De Maré <mathias.demare at gmail.com>
> > > # Date 1450249051 -3600
> > > #      Wed Dec 16 07:57:31 2015 +0100
> > > # Node ID 958659a81ec2cea8037e4e8ba1bf9841c0272f88
> > > # Parent  7e8a883da1711008262150bb6f64131812de3e0b
> > > filemerge: add support for multiple merge tool versions (RFC)
> >
> > ENODOCS. But from trying to parse the test, it seems a little complex.
> > It'd be much simpler to have something like:
> >
> > mytoolwithauto = /usr/bin/mytool
> > mytoolwithauto.featurecheck = "--help", ".*--auto-merge.*"
> >
> Hm, that does seem a lot less complex. I'll have a look if I can create
> something like this (and document it). Thanks!

FWIW, it won't be useful on Windows because GUI applications can't access to
stdout in general. For example, "kdiff3 --confighelp" opens GUI on Windows.