Update Android.bp by running cargo_embargo am: a881d4f482 Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/errno/+/3209110 Change-Id: I2e996fd60aa6c3a78fd54264a8e7c4ee8683f6e7 Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> 
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  7. Cargo.toml.orig
  8. cargo_embargo.json
  9. CHANGELOG.md
  10. clippy.toml
  11. LICENSE-APACHE
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  16. README.md
README.md

errno CI Cargo

Cross-platform interface to the errno variable. Works on Rust 1.56 or newer.

Documentation is available at https://docs.rs/errno.

Dependency

Add to your Cargo.toml:

[dependencies] errno = "*" 

Comparison with std::io::Error

The standard library provides Error::last_os_error which fetches errno in the same way.

This crate provides these extra features:

  • No heap allocations
  • Optional #![no_std] support
  • A set_errno function

Examples

extern crate errno; 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); 

#![no_std]

Enable #![no_std] support by disabling the default std feature:

[dependencies] errno = { version = "*", default-features = false } 

The Error impl will be unavailable.