diff options
| -rw-r--r-- | library/std/src/os/fd/owned.rs | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/library/std/src/os/fd/owned.rs b/library/std/src/os/fd/owned.rs index a1f83029d27..f11f7ef938a 100644 --- a/library/std/src/os/fd/owned.rs +++ b/library/std/src/os/fd/owned.rs @@ -24,9 +24,11 @@ use crate::sys_common::{AsInner, FromInner, IntoInner}; /// passed as an argument, it is not captured or consumed, and it never has the /// value `-1`. /// -/// This type's `.to_owned()` implementation returns another `BorrowedFd` -/// rather than an `OwnedFd`. It just makes a trivial copy of the raw file -/// descriptor, which is then borrowed under the same lifetime. +/// This type does not have a [`ToOwned`][crate::borrow::ToOwned] +/// implementation. Calling `.to_owned()` on a variable of this type will call +/// it on `&BorrowedFd` and use `Clone::clone()` like `ToOwned` does for all +/// types implementing `Clone`. The result will be descriptor borrowed under +/// the same lifetime. #[derive(Copy, Clone)] #[repr(transparent)] #[rustc_layout_scalar_valid_range_start(0)] |