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authorValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
committerValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
commita990de90fe41456a23e58bd087d2f107d321f3a1 (patch)
tree15afc392522a9e85dc3332235e311b7d39352ea9 /vendor/errno/src/lib.rs
parent3d48cd3f81164bbfc1a755dc1d4a9a02f98c8ddd (diff)
downloadfparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.tar.xz
fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.zip
Deleted vendor folder
Diffstat (limited to 'vendor/errno/src/lib.rs')
-rw-r--r--vendor/errno/src/lib.rs156
1 files changed, 0 insertions, 156 deletions
diff --git a/vendor/errno/src/lib.rs b/vendor/errno/src/lib.rs
deleted file mode 100644
index 20875b5..0000000
--- a/vendor/errno/src/lib.rs
+++ /dev/null
@@ -1,156 +0,0 @@
-//! Cross-platform interface to the `errno` variable.
-//!
-//! # Examples
-//! ```
-//! use errno::{Errno, errno, set_errno};
-//!
-//! // Get the current value of errno
-//! let e = errno();
-//!
-//! // Set the current value of errno
-//! set_errno(e);
-//!
-//! // Extract the error code as an i32
-//! let code = e.0;
-//!
-//! // Display a human-friendly error message
-//! println!("Error {}: {}", code, e);
-//! ```
-
-#![cfg_attr(not(feature = "std"), no_std)]
-
-#[cfg_attr(unix, path = "unix.rs")]
-#[cfg_attr(windows, path = "windows.rs")]
-#[cfg_attr(target_os = "wasi", path = "wasi.rs")]
-#[cfg_attr(target_os = "hermit", path = "hermit.rs")]
-mod sys;
-
-use core::fmt;
-#[cfg(feature = "std")]
-use std::error::Error;
-#[cfg(feature = "std")]
-use std::io;
-
-/// Wraps a platform-specific error code.
-///
-/// The `Display` instance maps the code to a human-readable string. It
-/// calls [`strerror_r`][1] under POSIX, and [`FormatMessageW`][2] on
-/// Windows.
-///
-/// [1]: http://pubs.opengroup.org/onlinepubs/009695399/functions/strerror.html
-/// [2]: https://msdn.microsoft.com/en-us/library/windows/desktop/ms679351%28v=vs.85%29.aspx
-#[derive(Copy, Clone, Eq, Ord, PartialEq, PartialOrd, Hash)]
-pub struct Errno(pub i32);
-
-impl fmt::Debug for Errno {
- fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
- sys::with_description(*self, |desc| {
- fmt.debug_struct("Errno")
- .field("code", &self.0)
- .field("description", &desc.ok())
- .finish()
- })
- }
-}
-
-impl fmt::Display for Errno {
- fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
- sys::with_description(*self, |desc| match desc {
- Ok(desc) => fmt.write_str(desc),
- Err(fm_err) => write!(
- fmt,
- "OS error {} ({} returned error {})",
- self.0,
- sys::STRERROR_NAME,
- fm_err.0
- ),
- })
- }
-}
-
-impl From<Errno> for i32 {
- fn from(e: Errno) -> Self {
- e.0
- }
-}
-
-#[cfg(feature = "std")]
-impl Error for Errno {
- // TODO: Remove when MSRV >= 1.27
- #[allow(deprecated)]
- fn description(&self) -> &str {
- "system error"
- }
-}
-
-#[cfg(feature = "std")]
-impl From<Errno> for io::Error {
- fn from(errno: Errno) -> Self {
- io::Error::from_raw_os_error(errno.0)
- }
-}
-
-/// Returns the platform-specific value of `errno`.
-pub fn errno() -> Errno {
- sys::errno()
-}
-
-/// Sets the platform-specific value of `errno`.
-pub fn set_errno(err: Errno) {
- sys::set_errno(err)
-}
-
-#[test]
-fn it_works() {
- let x = errno();
- set_errno(x);
-}
-
-#[cfg(feature = "std")]
-#[test]
-fn it_works_with_to_string() {
- let x = errno();
- let _ = x.to_string();
-}
-
-#[cfg(feature = "std")]
-#[test]
-fn check_description() {
- let expect = if cfg!(windows) {
- "Incorrect function."
- } else if cfg!(target_os = "illumos") {
- "Not owner"
- } else if cfg!(target_os = "wasi") {
- "Argument list too long"
- } else if cfg!(target_os = "haiku") {
- "Operation not allowed"
- } else {
- "Operation not permitted"
- };
-
- let errno_code = if cfg!(target_os = "haiku") {
- -2147483633
- } else {
- 1
- };
- set_errno(Errno(errno_code));
-
- assert_eq!(errno().to_string(), expect);
- assert_eq!(
- format!("{:?}", errno()),
- format!(
- "Errno {{ code: {}, description: Some({:?}) }}",
- errno_code, expect
- )
- );
-}
-
-#[cfg(feature = "std")]
-#[test]
-fn check_error_into_errno() {
- const ERROR_CODE: i32 = 1;
-
- let error = io::Error::from_raw_os_error(ERROR_CODE);
- let new_error: io::Error = Errno(ERROR_CODE).into();
- assert_eq!(error.kind(), new_error.kind());
-}