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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /third_party/rust/cstr/README.md | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/cstr/README.md')
-rw-r--r-- | third_party/rust/cstr/README.md | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/third_party/rust/cstr/README.md b/third_party/rust/cstr/README.md new file mode 100644 index 0000000000..7ee3ba2474 --- /dev/null +++ b/third_party/rust/cstr/README.md @@ -0,0 +1,30 @@ +# cstr + +[![CI](https://github.com/upsuper/cstr/workflows/CI/badge.svg)](https://github.com/upsuper/cstr/actions) +[![Crates.io](https://img.shields.io/crates/v/cstr.svg)](https://crates.io/crates/cstr) +[![Docs](https://docs.rs/cstr/badge.svg)](https://docs.rs/cstr) + +<!-- cargo-sync-readme start --> + +A macro for getting `&'static CStr` from literal or identifier. + +This macro checks whether the given literal is valid for `CStr` +at compile time, and returns a static reference of `CStr`. + +This macro can be used to to initialize constants on Rust 1.64 and above. + +## Example + +```rust +use cstr::cstr; +use std::ffi::CStr; + +let test = cstr!(b"hello\xff"); +assert_eq!(test, CStr::from_bytes_with_nul(b"hello\xff\0").unwrap()); +let test = cstr!("hello"); +assert_eq!(test, CStr::from_bytes_with_nul(b"hello\0").unwrap()); +let test = cstr!(hello); +assert_eq!(test, CStr::from_bytes_with_nul(b"hello\0").unwrap()); +``` + +<!-- cargo-sync-readme end --> |