[PATCH] D58683: [clangd] Set thread priority on Windows

[Ilya Biryukov via Phabricator via cfe-commits]

ilya-biryukov created this revision.
ilya-biryukov added reviewers: kadircet, gribozavr.
Herald added subscribers: arphaman, jkorous, MaskRay, ioeric.
Herald added a project: clang.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D58683

Files:
  clang-tools-extra/clangd/Threading.cpp


Index: clang-tools-extra/clangd/Threading.cpp
===================================================================
--- clang-tools-extra/clangd/Threading.cpp
+++ clang-tools-extra/clangd/Threading.cpp
@@ -9,6 +9,8 @@
 #include <pthread.h>
 #elif defined(__APPLE__)
 #include <sys/resource.h>
+#elif defined (_WIN32)
+#include <Windows.h>
 #endif
 
 namespace clang {
@@ -129,6 +131,11 @@
               Priority == ThreadPriority::Low && !AvoidThreadStarvation
                   ? PRIO_DARWIN_BG
                   : 0);
+#elif defined(_WIN32)
+  SetThreadPriority(GetCurrentThread(),
+                    Priority == ThreadPriority::Low && !AvoidThreadStarvation
+                        ? THREAD_MODE_BACKGROUND_BEGIN
+                        : THREAD_MODE_BACKGROUND_END);
 #endif
 }
 



Index: clang-tools-extra/clangd/Threading.cpp
===================================================================
--- clang-tools-extra/clangd/Threading.cpp
+++ clang-tools-extra/clangd/Threading.cpp
@@ -9,6 +9,8 @@
 #include <pthread.h>
 #elif defined(__APPLE__)
 #include <sys/resource.h>
+#elif defined (_WIN32)
+#include <Windows.h>
 #endif
 
 namespace clang {
@@ -129,6 +131,11 @@
               Priority == ThreadPriority::Low && !AvoidThreadStarvation
                   ? PRIO_DARWIN_BG
                   : 0);
+#elif defined(_WIN32)
+  SetThreadPriority(GetCurrentThread(),
+                    Priority == ThreadPriority::Low && !AvoidThreadStarvation
+                        ? THREAD_MODE_BACKGROUND_BEGIN
+                        : THREAD_MODE_BACKGROUND_END);
 #endif
 }
 

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