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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /vendor/getrandom-0.1.14/src/error_impls.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/getrandom-0.1.14/src/error_impls.rs')
-rw-r--r-- | vendor/getrandom-0.1.14/src/error_impls.rs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/vendor/getrandom-0.1.14/src/error_impls.rs b/vendor/getrandom-0.1.14/src/error_impls.rs new file mode 100644 index 000000000..007472e41 --- /dev/null +++ b/vendor/getrandom-0.1.14/src/error_impls.rs @@ -0,0 +1,35 @@ +// Copyright 2018 Developers of the Rand project. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// https://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. +extern crate std; + +use crate::{error::UNKNOWN_IO_ERROR, Error}; +use core::convert::From; +use core::num::NonZeroU32; +use std::io; + +impl From<io::Error> for Error { + fn from(err: io::Error) -> Self { + if let Some(errno) = err.raw_os_error() { + if let Some(code) = NonZeroU32::new(errno as u32) { + return Error::from(code); + } + } + UNKNOWN_IO_ERROR + } +} + +impl From<Error> for io::Error { + fn from(err: Error) -> Self { + match err.raw_os_error() { + Some(errno) => io::Error::from_raw_os_error(errno), + None => io::Error::new(io::ErrorKind::Other, err), + } + } +} + +impl std::error::Error for Error {} |