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//! Process-oriented `ioctl`s.
//!
//! # Safety
//!
//! This module invokes `ioctl`s.
#![allow(unsafe_code)]
use crate::{backend, io, ioctl};
use backend::c;
use backend::fd::AsFd;
/// `ioctl(fd, TIOCSCTTY, 0)`—Sets the controlling terminal for the process.
///
/// # References
/// - [Linux]
/// - [FreeBSD]
/// - [NetBSD]
/// - [OpenBSD]
///
#[cfg(not(any(windows, target_os = "aix", target_os = "redox", target_os = "wasi")))]
#[inline]
#[doc(alias = "TIOCSCTTY")]
pub fn ioctl_tiocsctty<Fd: AsFd>(fd: Fd) -> io::Result<()> {
unsafe { ioctl::ioctl(fd, Tiocsctty) }
}
#[cfg(not(any(windows, target_os = "aix", target_os = "redox", target_os = "wasi")))]
struct Tiocsctty;
#[cfg(not(any(windows, target_os = "aix", target_os = "redox", target_os = "wasi")))]
unsafe impl ioctl::Ioctl for Tiocsctty {
type Output = ();
const IS_MUTATING: bool = false;
const OPCODE: ioctl::Opcode = ioctl::Opcode::old(c::TIOCSCTTY as ioctl::RawOpcode);
fn as_ptr(&mut self) -> *mut c::c_void {
(&0u32) as *const u32 as *mut c::c_void
}
unsafe fn output_from_ptr(
_: ioctl::IoctlOutput,
_: *mut c::c_void,
) -> io::Result<Self::Output> {
Ok(())
}
}