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/// Unix-specific extensions to wrappers in `fs_err` for `std::fs` types.
pub mod fs {
use std::io;
use std::path::Path;
use crate::SourceDestError;
use crate::SourceDestErrorKind;
/// Wrapper for [`std::os::unix::fs::symlink`](https://doc.rust-lang.org/std/os/unix/fs/fn.symlink.html)
pub fn symlink<P: AsRef<Path>, Q: AsRef<Path>>(src: P, dst: Q) -> io::Result<()> {
let src = src.as_ref();
let dst = dst.as_ref();
std::os::unix::fs::symlink(src, dst)
.map_err(|err| SourceDestError::build(err, SourceDestErrorKind::Symlink, src, dst))
}
/// Wrapper for [`std::os::unix::fs::FileExt`](https://doc.rust-lang.org/std/os/unix/fs/trait.FileExt.html).
///
/// The std traits might be extended in the future (See issue [#49961](https://github.com/rust-lang/rust/issues/49961#issuecomment-382751777)).
/// This trait is sealed and can not be implemented by other crates.
pub trait FileExt: crate::Sealed {
/// Wrapper for [`FileExt::read_at`](https://doc.rust-lang.org/std/os/unix/fs/trait.FileExt.html#tymethod.read_at)
fn read_at(&self, buf: &mut [u8], offset: u64) -> io::Result<usize>;
/// Wrapper for [`FileExt::write_at`](https://doc.rust-lang.org/std/os/unix/fs/trait.FileExt.html#tymethod.write_at)
fn write_at(&self, buf: &[u8], offset: u64) -> io::Result<usize>;
}
/// Wrapper for [`std::os::unix::fs::OpenOptionsExt`](https://doc.rust-lang.org/std/os/unix/fs/trait.OpenOptionsExt.html)
///
/// The std traits might be extended in the future (See issue [#49961](https://github.com/rust-lang/rust/issues/49961#issuecomment-382751777)).
/// This trait is sealed and can not be implemented by other crates.
pub trait OpenOptionsExt: crate::Sealed {
/// Wrapper for [`OpenOptionsExt::mode`](https://doc.rust-lang.org/std/os/unix/fs/trait.OpenOptionsExt.html#tymethod.mode)
fn mode(&mut self, mode: u32) -> &mut Self;
/// Wrapper for [`OpenOptionsExt::custom_flags`](https://doc.rust-lang.org/std/os/unix/fs/trait.OpenOptionsExt.html#tymethod.custom_flags)
fn custom_flags(&mut self, flags: i32) -> &mut Self;
}
}
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