From 1afe13474100aa228f27325a7b57ad0bb57bf627 Mon Sep 17 00:00:00 2001
From: "Aode (lion)" <asonix@asonix.dog>
Date: Sat, 5 Mar 2022 14:53:38 -0600
Subject: [PATCH] Add try_clone for AsFd types

---
 src/lib.rs | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index b3e9e4d..0a46792 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -9,10 +9,18 @@ use std::{
 pub mod io;
 pub mod net;
 
-pub use rustix::{
-    fd::{AsFd, AsRawFd, BorrowedFd},
-    io::OwnedFd,
-};
+pub mod fd {
+    pub use rustix::{
+        fd::{AsFd, AsRawFd, BorrowedFd},
+        io::OwnedFd,
+    };
+
+    pub fn try_clone<A: AsFd>(fd: A) -> super::io::Result<OwnedFd> {
+        rustix::fs::fcntl_dupfd_cloexec(fd, 0).map_err(From::from)
+    }
+}
+
+use fd::{AsFd, OwnedFd};
 
 #[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)]
 pub struct KeyRef(*const ());