errno

Cross-platform interface to the errno variable. Works on Rust 1.13 or newer.

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

Dependency

Add to your Cargo.toml:

toml [dependencies] errno = "*" libc = "*"

Examples

```rust 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); ```