From d74f02819861183d163bc7580d87a62b12efa3d7 Mon Sep 17 00:00:00 2001
From: rdb <git@rdb.name>
Date: Mon, 10 Aug 2015 04:00:41 +0200
Subject: [PATCH] Linux splash window shouldn't block waiting for pipe activity

---
 direct/src/plugin/p3dX11SplashWindow.cxx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/direct/src/plugin/p3dX11SplashWindow.cxx b/direct/src/plugin/p3dX11SplashWindow.cxx
index 513458521e..76c0175a18 100644
--- a/direct/src/plugin/p3dX11SplashWindow.cxx
+++ b/direct/src/plugin/p3dX11SplashWindow.cxx
@@ -681,11 +681,11 @@ subprocess_run() {
       }
     }
 
-    do {
+    while (input_ready) {
       // Empty the pipe of whatever is in it.
       receive_command();
       input_ready = _pipe_read.has_gdata();
-    } while (input_ready);
+    }
 
     // Sleep a good amount in order not to lock up the system.
     struct timespec req;