From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- third_party/rust/tokio/src/fs/canonicalize.rs | 51 +++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 third_party/rust/tokio/src/fs/canonicalize.rs (limited to 'third_party/rust/tokio/src/fs/canonicalize.rs') diff --git a/third_party/rust/tokio/src/fs/canonicalize.rs b/third_party/rust/tokio/src/fs/canonicalize.rs new file mode 100644 index 0000000000..403662685c --- /dev/null +++ b/third_party/rust/tokio/src/fs/canonicalize.rs @@ -0,0 +1,51 @@ +use crate::fs::asyncify; + +use std::io; +use std::path::{Path, PathBuf}; + +/// Returns the canonical, absolute form of a path with all intermediate +/// components normalized and symbolic links resolved. +/// +/// This is an async version of [`std::fs::canonicalize`][std] +/// +/// [std]: std::fs::canonicalize +/// +/// # Platform-specific behavior +/// +/// This function currently corresponds to the `realpath` function on Unix +/// and the `CreateFile` and `GetFinalPathNameByHandle` functions on Windows. +/// Note that, this [may change in the future][changes]. +/// +/// On Windows, this converts the path to use [extended length path][path] +/// syntax, which allows your program to use longer path names, but means you +/// can only join backslash-delimited paths to it, and it may be incompatible +/// with other applications (if passed to the application on the command-line, +/// or written to a file another application may read). +/// +/// [changes]: https://doc.rust-lang.org/std/io/index.html#platform-specific-behavior +/// [path]: https://msdn.microsoft.com/en-us/library/windows/desktop/aa365247(v=vs.85).aspx#maxpath +/// +/// # Errors +/// +/// This function will return an error in the following situations, but is not +/// limited to just these cases: +/// +/// * `path` does not exist. +/// * A non-final component in path is not a directory. +/// +/// # Examples +/// +/// ```no_run +/// use tokio::fs; +/// use std::io; +/// +/// #[tokio::main] +/// async fn main() -> io::Result<()> { +/// let path = fs::canonicalize("../a/../foo.txt").await?; +/// Ok(()) +/// } +/// ``` +pub async fn canonicalize(path: impl AsRef) -> io::Result { + let path = path.as_ref().to_owned(); + asyncify(move || std::fs::canonicalize(path)).await +} -- cgit v1.2.3