From 507dfaf2976346e95fd735c02ee89f781bcea994 Mon Sep 17 00:00:00 2001
From: Kamal Marhubi <kamal@marhubi.com>
Date: Wed, 30 Mar 2016 00:46:29 -0400
Subject: [PATCH] Use pause(2) in test_wait_signal

Replace a busy loop with a call to `pause(2)`.
---
 test/sys/test_wait.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/sys/test_wait.rs b/test/sys/test_wait.rs
index 01f63dd1b8..7989889be8 100644
--- a/test/sys/test_wait.rs
+++ b/test/sys/test_wait.rs
@@ -7,7 +7,7 @@ use libc::exit;
 #[test]
 fn test_wait_signal() {
     match fork() {
-      Ok(Child) => loop { /* Wait for signal */ },
+      Ok(Child) => pause().unwrap_or(()),
       Ok(Parent(child_pid)) => {
           kill(child_pid, SIGKILL).ok().expect("Error: Kill Failed");
           assert_eq!(waitpid(child_pid, None), Ok(WaitStatus::Signaled(child_pid, SIGKILL, false)));