From cce19713fb970df1a96be7e76e3217e4e50efc42 Mon Sep 17 00:00:00 2001
From: gavynriebau
Date: Mon, 16 Jan 2023 15:13:48 +0800
Subject: Fix for lost clipboard contents (#5424) (#5426)

* Fix for lost clipboard contents (#5424)

* PR feedback: Call "setsid" for all unix systems

* PR Feedback: Only install libc for unix targets---
 helix-view/src/clipboard.rs | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

(limited to 'helix-view/src')

diff --git a/helix-view/src/clipboard.rs b/helix-view/src/clipboard.rs
index 4f83fb4d..3c620c14 100644
--- a/helix-view/src/clipboard.rs
+++ b/helix-view/src/clipboard.rs
@@ -276,12 +276,27 @@ pub mod provider {
                 let stdin = input.map(|_| Stdio::piped()).unwrap_or_else(Stdio::null);
                 let stdout = pipe_output.then(Stdio::piped).unwrap_or_else(Stdio::null);
 
-                let mut child = Command::new(self.prg)
+                let mut command: Command = Command::new(self.prg);
+
+                let mut command_mut: &mut Command = command
                     .args(self.args)
                     .stdin(stdin)
                     .stdout(stdout)
-                    .stderr(Stdio::null())
-                    .spawn()?;
+                    .stderr(Stdio::null());
+
+                // Fix for https://github.com/helix-editor/helix/issues/5424
+                if cfg!(unix) {
+                    use std::os::unix::process::CommandExt;
+
+                    unsafe {
+                        command_mut = command_mut.pre_exec(|| match libc::setsid() {
+                            -1 => Err(std::io::Error::last_os_error()),
+                            _ => Ok(()),
+                        });
+                    }
+                }
+
+                let mut child = command_mut.spawn()?;
 
                 if let Some(input) = input {
                     let mut stdin = child.stdin.take().context("stdin is missing")?;
-- 
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