libpthread-137.1.1.tar.gz

[apple/libpthread.git] / src / qos.c

diff --git a/src/qos.c b/src/qos.c
index 1213695d748814b9bec8fb79c29b81fdc7d1d815..485b93bc0373447cc177d1ed8a88973356f80c6b 100644 (file)
--- a/src/qos.c
+++ b/src/qos.c
@@ -42,8 +42,8 @@ static pthread_priority_t _main_qos = QOS_CLASS_UNSPECIFIED;
 struct pthread_override_s
 {
        uint32_t sig;
-       pthread_t pthread;
        mach_port_t kthread;
+       pthread_t pthread;
        pthread_priority_t priority;
        bool malloced;
 };
@@ -344,6 +344,20 @@ pthread_set_fixedpriority_self(void)
        }
 }
 
+int
+pthread_set_timeshare_self(void)
+{
+       if (!(__pthread_supported_features & PTHREAD_FEATURE_BSDTHREADCTL)) {
+               return ENOTSUP;
+       }
+       
+       if (__pthread_supported_features & PTHREAD_FEATURE_SETSELF) {
+               return _pthread_set_properties_self(_PTHREAD_SET_SELF_TIMESHARE_FLAG, 0, 0);
+       } else {
+               return ENOTSUP;
+       }
+}
+
 
 pthread_override_t
 pthread_override_qos_class_start_np(pthread_t __pthread,  qos_class_t __qos_class, int __relative_priority)