diff options
Diffstat (limited to 'vendor/rustix/src/path/arg.rs')
| -rw-r--r-- | vendor/rustix/src/path/arg.rs | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/vendor/rustix/src/path/arg.rs b/vendor/rustix/src/path/arg.rs index 0ea673d19..3d976ce3e 100644 --- a/vendor/rustix/src/path/arg.rs +++ b/vendor/rustix/src/path/arg.rs @@ -41,7 +41,7 @@ use std::path::{Component, Components, Iter, Path, PathBuf}; /// /// # Example /// -/// ```rust +/// ``` /// # #[cfg(any(feature = "fs", feature = "net"))] /// use rustix::ffi::CStr; /// use rustix::io; @@ -950,13 +950,15 @@ where } // Taken from - // https://github.com/rust-lang/rust/blob/a00f8ba7fcac1b27341679c51bf5a3271fa82df3/library/std/src/sys/common/small_c_string.rs + // <https://github.com/rust-lang/rust/blob/a00f8ba7fcac1b27341679c51bf5a3271fa82df3/library/std/src/sys/common/small_c_string.rs> let mut buf = MaybeUninit::<[u8; SMALL_PATH_BUFFER_SIZE]>::uninit(); let buf_ptr = buf.as_mut_ptr() as *mut u8; + // This helps test our safety condition below. + debug_assert!(bytes.len() + 1 <= SMALL_PATH_BUFFER_SIZE); + // SAFETY: bytes.len() < SMALL_PATH_BUFFER_SIZE which means we have space for // bytes.len() + 1 u8s: - debug_assert!(bytes.len() + 1 <= SMALL_PATH_BUFFER_SIZE); unsafe { ptr::copy_nonoverlapping(bytes.as_ptr(), buf_ptr, bytes.len()); buf_ptr.add(bytes.len()).write(0); |