[x265] [PATCH] cmake: fix X265_VERSION not defined problem

[Steve Borho]

On Sun, Oct 6, 2013 at 12:55 AM, chen <chenm003 at 163.com> wrote:

> I think we need to modify logic in hg path, because HG_REVISION will write
> empty string to X265_VERSION in this path
>

Ok, that's fine.  Checking for an empty string will be more robust than
just checking for the .hg folder (which could be empty or messed up)

--
Steve
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