build: remove duplicates from order-only directory prerequisite list
authorDiego Biurrun <diego@biurrun.de>
Sun, 10 Jul 2011 19:05:45 +0000 (21:05 +0200)
committerDiego Biurrun <diego@biurrun.de>
Sun, 10 Jul 2011 20:16:21 +0000 (22:16 +0200)
commit3e5cce81e77fae6af91fcf8de11dafe9c8b1744d
tree0577acdc968c3351c49cbe854699462bc65e1eaa
parent28e1c97916b026c8785f54ec591718379b251bbb
build: remove duplicates from order-only directory prerequisite list

This reduces startup latency for make invocations, which is especially
noticeable on systems that are slow or have slow I/O, like Windows.
common.mak