import RT-Thread@9217865c without bsp, libcpu and components/net

components/libc/posix/pthreads/sched.h

@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ */
+
+#ifndef __SCHED_H__
+#define __SCHED_H__
+
+#include <rtthread.h>
+#include <pthread.h>
+
+/* Thread scheduling policies */
+enum
+{
+    SCHED_OTHER = 0,
+    SCHED_FIFO,
+    SCHED_RR,
+    SCHED_MIN = SCHED_OTHER,
+    SCHED_MAX = SCHED_RR
+};
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+int sched_yield(void);
+int sched_get_priority_min(int policy);
+int sched_get_priority_max(int policy);
+int sched_rr_get_interval(pid_t pid, struct timespec *tp);
+int sched_setscheduler(pid_t pid, int policy);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif