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Document that create_dir_all calls mkdir/CreateDirW multiple times #124520

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May 6, 2024
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Document that create_dir_all calls mkdir/CreateDirW multiple times #124520

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10 changes: 7 additions & 3 deletions library/std/src/fs.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -2258,7 +2258,7 @@ pub fn canonicalize<P: AsRef<Path>>(path: P) -> io::Result<PathBuf> {
/// # Platform-specific behavior
///
/// This function currently corresponds to the `mkdir` function on Unix
/// and the `CreateDirectory` function on Windows.
/// and the `CreateDirectoryW` function on Windows.
/// Note that, this [may change in the future][changes].
///
/// [changes]: io#platform-specific-behavior
Expand Down Expand Up @@ -2298,10 +2298,14 @@ pub fn create_dir<P: AsRef<Path>>(path: P) -> io::Result<()> {
/// Recursively create a directory and all of its parent components if they
/// are missing.
///
/// If this function returns an error, some of the parent components might have
/// been created already.
///
/// # Platform-specific behavior
///
/// This function currently corresponds to the `mkdir` function on Unix
/// and the `CreateDirectory` function on Windows.
/// This function currently corresponds to multiple calls to the `mkdir`
/// function on Unix and the `CreateDirectoryW` function on Windows.
///
/// Note that, this [may change in the future][changes].
///
/// [changes]: io#platform-specific-behavior
Expand Down