xref: /nrf52832-nimble/rt-thread/components/libc/pthreads/sched.c (revision 104654410c56c573564690304ae786df310c91fc) 
1*10465441SEvalZero /*
2*10465441SEvalZero  * Copyright (c) 2006-2018, RT-Thread Development Team
3*10465441SEvalZero  *
4*10465441SEvalZero  * SPDX-License-Identifier: Apache-2.0
5*10465441SEvalZero  *
6*10465441SEvalZero  * Change Logs:
7*10465441SEvalZero  * Date           Author       Notes
8*10465441SEvalZero  */
9*10465441SEvalZero 
10*10465441SEvalZero #include <sched.h>
11*10465441SEvalZero 
sched_yield(void)12*10465441SEvalZero int sched_yield(void)
13*10465441SEvalZero {
14*10465441SEvalZero     rt_thread_yield();
15*10465441SEvalZero 
16*10465441SEvalZero     return 0;
17*10465441SEvalZero }
18*10465441SEvalZero RTM_EXPORT(sched_yield);
19*10465441SEvalZero 
sched_get_priority_min(int policy)20*10465441SEvalZero int sched_get_priority_min(int policy)
21*10465441SEvalZero {
22*10465441SEvalZero     if (policy != SCHED_FIFO && policy != SCHED_RR)
23*10465441SEvalZero         return EINVAL;
24*10465441SEvalZero 
25*10465441SEvalZero     return 0;
26*10465441SEvalZero }
27*10465441SEvalZero RTM_EXPORT(sched_get_priority_min);
28*10465441SEvalZero 
sched_get_priority_max(int policy)29*10465441SEvalZero int sched_get_priority_max(int policy)
30*10465441SEvalZero {
31*10465441SEvalZero     if (policy != SCHED_FIFO && policy != SCHED_RR)
32*10465441SEvalZero         return EINVAL;
33*10465441SEvalZero 
34*10465441SEvalZero     return RT_THREAD_PRIORITY_MAX - 1;
35*10465441SEvalZero }
36*10465441SEvalZero RTM_EXPORT(sched_get_priority_max);
37*10465441SEvalZero 
sched_setscheduler(pid_t pid,int policy)38*10465441SEvalZero int sched_setscheduler(pid_t pid, int policy)
39*10465441SEvalZero {
40*10465441SEvalZero     return EOPNOTSUPP;
41*10465441SEvalZero }
42*10465441SEvalZero RTM_EXPORT(sched_setscheduler);
43