From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- vendor/rustix/src/io/pipe.rs | 53 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 vendor/rustix/src/io/pipe.rs (limited to 'vendor/rustix/src/io/pipe.rs') diff --git a/vendor/rustix/src/io/pipe.rs b/vendor/rustix/src/io/pipe.rs new file mode 100644 index 000000000..2878d10b1 --- /dev/null +++ b/vendor/rustix/src/io/pipe.rs @@ -0,0 +1,53 @@ +use crate::imp; +use crate::io::{self, OwnedFd}; + +#[cfg(not(any(target_os = "ios", target_os = "macos")))] +pub use imp::io::types::PipeFlags; + +/// `PIPE_BUF`—The maximum length at which writes to a pipe are atomic. +/// +/// # References +/// - [Linux] +/// - [POSIX] +/// +/// [Linux]: https://man7.org/linux/man-pages/man7/pipe.7.html +/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/write.html +#[cfg(not(any( + windows, + target_os = "illumos", + target_os = "redox", + target_os = "wasi", +)))] +pub const PIPE_BUF: usize = imp::io::types::PIPE_BUF; + +/// `pipe()`—Creates a pipe. +/// +/// This function creates a pipe and returns two file descriptors, for the +/// reading and writing ends of the pipe, respectively. +/// +/// # References +/// - [POSIX] +/// - [Linux] +/// +/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/pipe.html +/// [Linux]: https://man7.org/linux/man-pages/man2/pipe.2.html +#[inline] +pub fn pipe() -> io::Result<(OwnedFd, OwnedFd)> { + imp::io::syscalls::pipe() +} + +/// `pipe2(flags)`—Creates a pipe, with flags. +/// +/// This function creates a pipe and returns two file descriptors, for the +/// reading and writing ends of the pipe, respectively. +/// +/// # References +/// - [Linux] +/// +/// [Linux]: https://man7.org/linux/man-pages/man2/pipe2.2.html +#[cfg(not(any(target_os = "ios", target_os = "macos")))] +#[inline] +#[doc(alias = "pipe2")] +pub fn pipe_with(flags: PipeFlags) -> io::Result<(OwnedFd, OwnedFd)> { + imp::io::syscalls::pipe_with(flags) +} -- cgit v1.2.3