configure: Only build overlay if dri2proto is present
authorChris Wilson <chris@chris-wilson.co.uk>
Fri, 11 Jul 2014 19:38:30 +0000 (20:38 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Fri, 11 Jul 2014 19:41:25 +0000 (20:41 +0100)
commitcfc692232898d435b8fbfc7a69fda382ffc83315
tree9e28a57ac2175ca9d2558971b2460b63c4367ebf
parent8bf115ed9922e435cd26abd55639b089b285c8e0
configure: Only build overlay if dri2proto is present

Instead of making dri2proto mandatory, disable intel-gpu-overlay if it
is not installed.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
configure.ac