1 //! linux_raw syscalls supporting modules that use `prctl`.
2 //!
3 //! # Safety
4 //!
5 //! See the `rustix::backend` module documentation for details.
6 #![allow(unsafe_code, clippy::undocumented_unsafe_blocks)]
7
8 use crate::backend::c;
9 use crate::backend::conv::{c_int, ret_c_int};
10 use crate::io;
11
12 #[inline]
prctl( option: c::c_int, arg2: *mut c::c_void, arg3: *mut c::c_void, arg4: *mut c::c_void, arg5: *mut c::c_void, ) -> io::Result<c::c_int>13 pub(crate) unsafe fn prctl(
14 option: c::c_int,
15 arg2: *mut c::c_void,
16 arg3: *mut c::c_void,
17 arg4: *mut c::c_void,
18 arg5: *mut c::c_void,
19 ) -> io::Result<c::c_int> {
20 ret_c_int(syscall!(__NR_prctl, c_int(option), arg2, arg3, arg4, arg5))
21 }
22