//! Filesystem operations.

mod abs;

#[cfg(not(target_os = "redox"))]

mod at;

mod constants;

#[cfg(linux_kernel)]

mod copy_file_range;

#[cfg(not(any(target_os = "espidf", target_os = "redox")))]

#[cfg(not(target_os = "haiku"))] // Haiku needs <https://github.com/rust-lang/rust/pull/112371>

mod cwd;

#[cfg(all(feature = "alloc", not(any(target_os = "espidf", target_os = "redox"))))]

mod dir;

#[cfg(not(any(

    apple,

    netbsdlike,

    solarish,

    target_os = "dragonfly",

    target_os = "espidf",

    target_os = "haiku",

    target_os = "redox",

    target_os = "vita",

)))]

mod fadvise;

pub(crate) mod fcntl;

#[cfg(apple)]

mod fcntl_apple;

#[cfg(apple)]

mod fcopyfile;

pub(crate) mod fd;

#[cfg(all(apple, feature = "alloc"))]

mod getpath;

#[cfg(not(target_os = "wasi"))] // WASI doesn't have get[gpu]id.

mod id;

#[cfg(linux_kernel)]

mod ioctl;

#[cfg(not(any(

    target_os = "espidf",

    target_os = "haiku",

    target_os = "redox",

    target_os = "vita",

    target_os = "wasi"

)))]

mod makedev;

#[cfg(any(linux_kernel, target_os = "freebsd"))]

mod memfd_create;

#[cfg(linux_kernel)]

#[cfg(feature = "fs")]

mod mount;

#[cfg(linux_kernel)]

mod openat2;

#[cfg(linux_kernel)]

mod raw_dir;

mod seek_from;

#[cfg(target_os = "linux")]

mod sendfile;

#[cfg(linux_kernel)]

mod statx;

#[cfg(not(any(

    target_os = "espidf",

    target_os = "redox",

    target_os = "vita",

    target_os = "wasi"

)))]

mod sync;

#[cfg(any(apple, linux_kernel))]

mod xattr;

#[cfg(linux_kernel)]

pub use crate::backend::fs::inotify;

pub use abs::*;

#[cfg(not(target_os = "redox"))]

pub use at::*;

pub use constants::*;

#[cfg(linux_kernel)]

pub use copy_file_range::copy_file_range;

#[cfg(not(any(target_os = "espidf", target_os = "redox")))]

#[cfg(not(target_os = "haiku"))] // Haiku needs <https://github.com/rust-lang/rust/pull/112371>

pub use cwd::*;

#[cfg(all(feature = "alloc", not(any(target_os = "espidf", target_os = "redox"))))]

pub use dir::{Dir, DirEntry};

#[cfg(not(any(

    apple,

    netbsdlike,

    solarish,

    target_os = "dragonfly",

    target_os = "espidf",

    target_os = "haiku",

    target_os = "redox",

    target_os = "vita",

)))]

pub use fadvise::fadvise;

pub use fcntl::*;

#[cfg(apple)]

pub use fcntl_apple::*;

#[cfg(apple)]

pub use fcopyfile::*;

pub use fd::*;

#[cfg(all(apple, feature = "alloc"))]

pub use getpath::getpath;

#[cfg(not(target_os = "wasi"))]

pub use id::*;

#[cfg(linux_kernel)]

pub use ioctl::*;

#[cfg(not(any(

    target_os = "espidf",

    target_os = "haiku",

    target_os = "redox",

    target_os = "vita",

    target_os = "wasi"

)))]

pub use makedev::*;

#[cfg(any(linux_kernel, target_os = "freebsd"))]

pub use memfd_create::memfd_create;

#[cfg(linux_kernel)]

#[cfg(feature = "fs")]

pub use mount::*;

#[cfg(linux_kernel)]

pub use openat2::openat2;

#[cfg(linux_kernel)]

pub use raw_dir::{RawDir, RawDirEntry};

pub use seek_from::SeekFrom;

#[cfg(target_os = "linux")]

pub use sendfile::sendfile;

#[cfg(linux_kernel)]

pub use statx::statx;

#[cfg(not(any(

    target_os = "espidf",

    target_os = "redox",

    target_os = "vita",

    target_os = "wasi"

)))]

pub use sync::sync;

#[cfg(any(apple, linux_kernel))]

pub use xattr::*;

/// Re-export types common to POSIX-ish platforms.

#[cfg(feature = "std")]

#[cfg(unix)]

pub use std::os::unix::fs::{DirEntryExt, FileExt, FileTypeExt, MetadataExt, OpenOptionsExt};

#[cfg(feature = "std")]

#[cfg(all(wasi_ext, target_os = "wasi"))]

pub use std::os::wasi::fs::{DirEntryExt, FileExt, FileTypeExt, MetadataExt, OpenOptionsExt};

/// Extension trait for accessing timestamp fields of `Stat`.

///

/// Rustix's `Stat` type on some platforms has unsigned `st_mtime`,

/// `st_atime`, and `st_ctime` fields. This is incorrect, as Unix defines

/// these fields to be signed, with negative values representing dates before

/// the Unix epoch. Until the next semver bump, these unsigned fields are

/// deprecated, and this trait provides accessors which return their values

/// as signed integers.

#[cfg(all(unix, not(any(target_os = "aix", target_os = "nto"))))]

pub trait StatExt {

    /// Return the value of the `st_atime` field, casted to the correct type.

    fn atime(&self) -> i64;

    /// Return the value of the `st_mtime` field, casted to the correct type.

    fn mtime(&self) -> i64;

    /// Return the value of the `st_ctime` field, casted to the correct type.

    fn ctime(&self) -> i64;

}

#[cfg(all(unix, not(any(target_os = "aix", target_os = "nto"))))]

#[allow(deprecated)]

impl StatExt for Stat {

    #[inline]

    fn atime(&self) -> i64 {

        self.st_atime as i64

    }

    #[inline]

    fn mtime(&self) -> i64 {

        self.st_mtime as i64

    }

    #[inline]

    fn ctime(&self) -> i64 {

        self.st_ctime as i64

    }

}