From 18ad224d1d167e2603f23864f5b83df6c5e2e46a Mon Sep 17 00:00:00 2001
From: Alan Knowles <alan@roojs.com>
Date: Tue, 10 Nov 2015 15:08:17 +0800
Subject: [PATCH] Spawn.vala

---
 Spawn.vala | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/Spawn.vala b/Spawn.vala
index e927c4f2..b05e6b78 100644
--- a/Spawn.vala
+++ b/Spawn.vala
@@ -412,8 +412,7 @@ public class Spawn : Object
         return str.length;
         
     }
-
-
+ 
     
     /**
      * read from pipe and call appropriate listerner and add to output or stderr string.
@@ -433,10 +432,17 @@ public class Spawn : Object
             size_t len;
             IOStatus status;
             try {
+				var cond = ch.get_buffer_condition();
+				if ((cond & GLib.IOCondition.ERR) > 0) {
+					return false;
+				}
+				if ((cond & GLib.IOCondition.IN) < 1) {
+					return false;
+				}
                 status = ch.read_line( out buffer,  out len,  out term_pos );
             } catch (Error e) {
                 //FIXme
-                break; // ??
+               return false;
                 
             }
 
-- 
2.39.2