From a99e6e81b2899c500f4d69db393bad48d1fbd098 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Tue, 23 May 2017 14:10:45 -0400
Subject: [PATCH] simplify Environment#process looping

---
 lib/rscons/environment.rb | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/lib/rscons/environment.rb b/lib/rscons/environment.rb
index ae83bd4..8a4ee5d 100644
--- a/lib/rscons/environment.rb
+++ b/lib/rscons/environment.rb
@@ -312,12 +312,8 @@ module Rscons
           completed_tcs = Set.new
           # First do a non-blocking wait to pick up any threads that have
           # completed since last time.
-          loop do
-            if tc = wait_for_threaded_commands(nonblock: true)
-              completed_tcs << tc
-            else
-              break
-            end
+          while tc = wait_for_threaded_commands(nonblock: true)
+            completed_tcs << tc
           end
 
           # If needed, do a blocking wait.