arceos_posix_api/imp/
task.rs1use core::ffi::c_int;
2
3pub fn sys_sched_yield() -> c_int {
8 #[cfg(feature = "multitask")]
9 axtask::yield_now();
10 #[cfg(not(feature = "multitask"))]
11 if cfg!(feature = "irq") {
12 axhal::arch::wait_for_irqs();
13 } else {
14 core::hint::spin_loop();
15 }
16 0
17}
18
19pub fn sys_getpid() -> c_int {
21 syscall_body!(sys_getpid,
22 #[cfg(feature = "multitask")]
23 {
24 Ok(axtask::current().id().as_u64() as c_int)
25 }
26 #[cfg(not(feature = "multitask"))]
27 {
28 Ok(2) }
30 )
31}
32
33pub fn sys_exit(exit_code: c_int) -> ! {
35 debug!("sys_exit <= {}", exit_code);
36 #[cfg(feature = "multitask")]
37 axtask::exit(exit_code);
38 #[cfg(not(feature = "multitask"))]
39 axhal::misc::terminate();
40}