library/std/src/sys/mod.rs

#![allow(unsafe_op_in_unsafe_fn)]

/// The configure builtins provides runtime support compiler-builtin features
/// which require dynamic initialization to work as expected, e.g. aarch64
/// outline-atomics.
mod configure_builtins;

/// The PAL (platform abstraction layer) contains platform-specific abstractions
/// for implementing the features in the other submodules, e.g. UNIX file
/// descriptors.
mod pal;

mod alloc;
mod personality;

pub mod args;
pub mod backtrace;
pub mod cmath;
pub mod env;
pub mod env_consts;
pub mod exit_guard;
pub mod fd;
pub mod fs;
pub mod io;
pub mod net;
pub mod os_str;
pub mod path;
pub mod pipe;
pub mod platform_version;
pub mod process;
pub mod random;
pub mod stdio;
pub mod sync;
pub mod thread;
pub mod thread_local;

// FIXME(117276): remove this, move feature implementations into individual
//                submodules.
pub use pal::*;

/// A trait for viewing representations from std types.
#[cfg_attr(not(target_os = "linux"), allow(unused))]
pub(crate) trait AsInner<Inner: ?Sized> {
    fn as_inner(&self) -> &Inner;
}

/// A trait for viewing representations from std types.
#[cfg_attr(not(target_os = "linux"), allow(unused))]
pub(crate) trait AsInnerMut<Inner: ?Sized> {
    fn as_inner_mut(&mut self) -> &mut Inner;
}

/// A trait for extracting representations from std types.
pub(crate) trait IntoInner<Inner> {
    fn into_inner(self) -> Inner;
}

/// A trait for creating std types from internal representations.
pub(crate) trait FromInner<Inner> {
    fn from_inner(inner: Inner) -> Self;
}