From 4be2fa4f9af29cfad869412d2d794964554d4eba Mon Sep 17 00:00:00 2001
From: Alexander Shalamov <alexander.shalamov@mapbox.com>
Date: Fri, 31 Jan 2020 17:01:12 +0200
Subject: [core] Add platform::setCurrentThreadPriority(double)

---
 platform/default/src/mbgl/util/thread.cpp | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

(limited to 'platform/default')

diff --git a/platform/default/src/mbgl/util/thread.cpp b/platform/default/src/mbgl/util/thread.cpp
index 58a7c12bc8..1ee5b12119 100644
--- a/platform/default/src/mbgl/util/thread.cpp
+++ b/platform/default/src/mbgl/util/thread.cpp
@@ -6,6 +6,7 @@
 
 #include <pthread.h>
 #include <sched.h>
+#include <sys/resource.h>
 
 namespace mbgl {
 namespace platform {
@@ -40,11 +41,23 @@ void makeThreadLowPriority() {
 #endif
 }
 
-void attachThread() {
-}
+void setCurrentThreadPriority(double priority) {
+    if (setpriority(PRIO_PROCESS, 0, int(priority)) < 0) {
+        Log::Warning(Event::General, "Couldn't set thread priority");
+    }
 
-void detachThread() {
+#ifdef SCHED_OTHER
+    struct sched_param param;
+    param.sched_priority = 0;
+    if (sched_setscheduler(0, SCHED_OTHER, &param) != 0) {
+        Log::Warning(Event::General, "Couldn't set thread scheduling policy");
+    }
+#endif
 }
 
+void attachThread() {}
+
+void detachThread() {}
+
 } // namespace platform
 } // namespace mbgl
-- 
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