[libc-commits] [libc] [libc] Add Darwin mutex support via os_sync primitives (PR #167722)

[Shreeyash Pandey via libc-commits]

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+//===--- Implementation of a Darwin mutex class -----------*- C++-*-===//
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bojle wrote:

Understood. I was uncertain as to the extent of generality we were looking for. I'll take this as a signal to make things as general as they can be (starting with moving mutex.h out of os folders) and into __support/thread/. 

https://github.com/llvm/llvm-project/pull/167722