tree 6add1b33f4a6b47c2b6a46fa28ada3a71801ce52
parent d8cc052fafdc7a5580a36d1b27f819551e6f06ac
author Mathias Agopian <mathias@google.com> 1247465480 -0700
committer Alex Ray <aray@google.com> 1375217811 -0700

implement Mutex and Condition with pthread instead of calling futex directly.

internally pthread uses futex. the implementation consists of simple inlines
there are no implementation files anymore.