From b0b7beb2a8772dd492272c4896425cde46b8dce9 Mon Sep 17 00:00:00 2001
From: Conrad Meyer <cem@FreeBSD.org>
Date: Tue, 7 Sep 2021 00:32:38 -0700
Subject: Implement AsRawFd for PollFd

Implement the trait on PollFd, providing an `as_raw_fd()` accessor to
get the RawFd associated with the PollFd.

Subsumes #1147, #1286.  Closes #1146.

Test: `cargo test --test test test_pollfd_fd`
---
 src/poll.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/poll.rs b/src/poll.rs
index e814337a..0eaf7e1d 100644
--- a/src/poll.rs
+++ b/src/poll.rs
@@ -3,7 +3,7 @@
 use crate::sys::time::TimeSpec;
 #[cfg(any(target_os = "android", target_os = "dragonfly", target_os = "freebsd", target_os = "linux"))]
 use crate::sys::signal::SigSet;
-use std::os::unix::io::RawFd;
+use std::os::unix::io::{AsRawFd, RawFd};
 
 use crate::Result;
 use crate::errno::Errno;
@@ -41,6 +41,12 @@ impl PollFd {
     }
 }
 
+impl AsRawFd for PollFd {
+    fn as_raw_fd(&self) -> RawFd {
+        self.pollfd.fd
+    }
+}
+
 libc_bitflags! {
     /// These flags define the different events that can be monitored by `poll` and `ppoll`
     pub struct PollFlags: libc::c_short {
-- 
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