Commit c6a1d491 authored by Hans Wennborg's avatar Hans Wennborg
Browse files

Merging r354765: 

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r354765 | kadircet | 2019-02-25 10:19:26 +0100 (Mon, 25 Feb 2019) | 9 lines

[clangd] Add thread priority lowering for MacOS as well

Reviewers: ilya-biryukov

Subscribers: ioeric, MaskRay, jkorous, arphaman, cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D58492
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llvm-svn: 354983
parent 3043a72f

clang-tools-extra/clangd/Threading.cpp

+8 −0
Original line number Diff line number Diff line
@@ -7,6 +7,8 @@ 
#include <thread>

#ifdef __USE_POSIX

#include <pthread.h>

#elif defined(__APPLE__)

#include <sys/resource.h>

#endif



namespace clang {
@@ -121,6 +123,12 @@ void setCurrentThreadPriority(ThreadPriority Priority) { 
      Priority == ThreadPriority::Low && !AvoidThreadStarvation ? SCHED_IDLE

                                                                : SCHED_OTHER,

      &priority);

#elif defined(__APPLE__)

  // https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man2/getpriority.2.html

  setpriority(PRIO_DARWIN_THREAD, 0,

              Priority == ThreadPriority::Low && !AvoidThreadStarvation

                  ? PRIO_DARWIN_BG

                  : 0);

#endif

}