Buildbot now fails to build wine dependencies

[Joshua Root]

On 2017-7-6 03:29 , Rainer Müller wrote:
> On 2017-07-05 15:57, Joshua Root wrote:
>> On 2017-7-5 11:27 , Joshua Root wrote:
>>> I did notice one bug with my initial patch; dependencies.tcl needs to
>>> print "" instead of nothing when there are no active variants. Not
>>> hard to fix.
>>
>> Here's the fixed version.
> I just tried to run a build of wine with this patch applied:
> 
>    .../mpbb/mpbb-install-dependencies: line 108: $3: unbound variable
> 
> Should this read ${3:-} or should we print "" for this as well?

Oops, yeah. One or the other.

- Josh