From 07d57ac109955c82446e993f1320792944614cb8 Mon Sep 17 00:00:00 2001
From: Joseph Crail <jbcrail@gmail.com>
Date: Fri, 22 May 2015 21:49:33 -0400
Subject: [PATCH] Fix failure to print stdout for echo.

Upon program termination, pending stdout writes were not automatically
flushed. When newlines are disabled, I force a flush to stdout.
---
 src/echo/echo.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/echo/echo.rs b/src/echo/echo.rs
index 3e8abdef2..1fe6b1608 100644
--- a/src/echo/echo.rs
+++ b/src/echo/echo.rs
@@ -12,6 +12,7 @@
 extern crate getopts;
 extern crate libc;
 
+use std::io::{stdout, Write};
 use std::str::from_utf8;
 
 #[path = "../common/util.rs"]
@@ -242,7 +243,9 @@ pub fn uumain(args: Vec<String>) -> i32 {
         }
     }
 
-    if !options.newline {
+    if options.newline {
+        let _ = stdout().flush();
+    } else {
         println!("")
     }