From e3e98c84d3eb64181c25ff88f31aee432363ca12 Mon Sep 17 00:00:00 2001
From: Ookiineko <chiisaineko@protonmail.com>
Date: Mon, 4 Mar 2024 18:34:47 +0800
Subject: [PATCH] Fix `std::sys::unix::set_linger` for Cygwin

Signed-off-by: Ookiineko <chiisaineko@protonmail.com>
---
 library/std/src/sys/net/connection/socket/unix.rs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/library/std/src/sys/net/connection/socket/unix.rs b/library/std/src/sys/net/connection/socket/unix.rs
index 647058385a24..bbe1e038dccf 100644
--- a/library/std/src/sys/net/connection/socket/unix.rs
+++ b/library/std/src/sys/net/connection/socket/unix.rs
@@ -424,6 +424,7 @@ impl Socket {
         Ok(())
     }
 
+    #[cfg(not(target_os = "cygwin"))]
     pub fn set_linger(&self, linger: Option<Duration>) -> io::Result<()> {
         let linger = libc::linger {
             l_onoff: linger.is_some() as libc::c_int,
@@ -433,6 +434,16 @@ impl Socket {
         setsockopt(self, libc::SOL_SOCKET, SO_LINGER, linger)
     }
 
+    #[cfg(target_os = "cygwin")]
+    pub fn set_linger(&self, linger: Option<Duration>) -> io::Result<()> {
+        let linger = libc::linger {
+            l_onoff: linger.is_some() as libc::c_ushort,
+            l_linger: linger.unwrap_or_default().as_secs() as libc::c_ushort,
+        };
+
+        setsockopt(self, libc::SOL_SOCKET, SO_LINGER, linger)
+    }
+
     pub fn linger(&self) -> io::Result<Option<Duration>> {
         let val: libc::linger = getsockopt(self, libc::SOL_SOCKET, SO_LINGER)?;