fix out-of-tree installing

The current install rules assume that we are installing out of the source
dir, but this fails when building out-of-tree.  Tweak the install rule so
it works regardless.

BUG=chromium-os:33327
TEST=`emerge-x86-alex libevdev` still works

Change-Id: I4197b89dabfe2aa67dd2f6f85927e56c94a69404
Reviewed-on: https://gerrit.chromium.org/gerrit/29629
Reviewed-by: Dennis Kempin <denniskempin@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Chung-yih Wang <cywang@chromium.org>
Commit-Ready: Mike Frysinger <vapier@chromium.org>
1 file changed
tree: d5f6cc1967388d0c66ee1df614a29491fd93aa4d
  1. include/
  2. src/
  3. common.mk
  4. Makefile