From 831ff775703eb5126f741fc3be1cf829ec060011 Mon Sep 17 00:00:00 2001
From: Corentin Henry <corentinhenry@gmail.com>
Date: Thu, 25 Jan 2018 15:08:48 -0800
Subject: [PATCH] implement Send for process::Command on unix

closes https://github.com/rust-lang/rust/issues/47751
---
 src/libstd/sys/unix/process/process_common.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/libstd/sys/unix/process/process_common.rs b/src/libstd/sys/unix/process/process_common.rs
index c53bcdbf8e36..b09fc36dee0b 100644
--- a/src/libstd/sys/unix/process/process_common.rs
+++ b/src/libstd/sys/unix/process/process_common.rs
@@ -87,6 +87,11 @@ pub enum Stdio {
     Fd(FileDesc),
 }
 
+// Command is not Send by default due to the Command.argv field containing a raw pointers. However
+// it is safe to implement Send, because anyway, these pointers point to memory owned by the
+// Command.args field.
+unsafe impl Send for Command {}
+
 impl Command {
     pub fn new(program: &OsStr) -> Command {
         let mut saw_nul = false;