Crate hierr

包装OS的错误码, 统一错误码的查询和获取接口

1. fn errno() -> i32;
2. fn set_errno(i32);
3. unsafe fn errmsg(i32) -> &str;

封装i32为Error

Example

use hierr::*;

set_errno(100);
let err = Error::last_error();
assert_eq!(err, 100.into());

Modules

• prelude

Structs

• Error

Functions

• errmsg^⚠
  Safety
• errno
• set_errno