From 9860a34e3cca46d61ad172554c7c2af172d7bf00 Mon Sep 17 00:00:00 2001
From: psykose <alice@ayaya.dev>
Date: Fri, 5 Jul 2024 18:05:33 +0200
Subject: [PATCH] utils: make setting/restoring from RT thread work on musl

musl no-ops sched_setscheduler, pthread_setschedparam should work everywhere
---
 src/Utils/Process.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/Utils/Process.cpp b/src/Utils/Process.cpp
index 7f6b6d5528..e71786f757 100644
--- a/src/Utils/Process.cpp
+++ b/src/Utils/Process.cpp
@@ -18,6 +18,7 @@
 #include <sys/procctl.h>
 #endif
 
+#include <pthread.h>
 #include <stdlib.h>
 #include <dirent.h>
 #include <unistd.h>
@@ -472,7 +473,7 @@ namespace gamescope::Process
         struct sched_param newSched{};
         sched_getparam( 0, &newSched );
         newSched.sched_priority = sched_get_priority_min( SCHED_RR );
-        if ( sched_setscheduler( 0, SCHED_RR, &newSched ) )
+        if ( pthread_setschedparam( pthread_self(), SCHED_RR, &newSched ) )
         {
             s_ProcessLog.errorf_errno( "Failed to set realtime scheduling." );
             return false;
@@ -491,7 +492,7 @@ namespace gamescope::Process
         if ( !g_oOldSchedulerInfo )
             return;
 
-        if ( sched_setscheduler( 0, g_oOldSchedulerInfo->nPolicy, &g_oOldSchedulerInfo->SchedParam ) )
+        if ( pthread_setschedparam( pthread_self(), g_oOldSchedulerInfo->nPolicy, &g_oOldSchedulerInfo->SchedParam ) )
         {
             s_ProcessLog.errorf_errno( "Failed to restore from realtime scheduling." );
             return;
@@ -506,4 +507,4 @@ namespace gamescope::Process
         return __progname;
     }
 
-}
\ No newline at end of file
+}