From 572fc99bdcd57c911c60f767688f597a23cbe2ef Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Tue, 8 Jul 2008 16:59:40 +0000
Subject: Fix infinite loop in CompositeTask._wait().

svn path=/main/trunk/; revision=10986
---
 pym/_emerge/__init__.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'pym')

diff --git a/pym/_emerge/__init__.py b/pym/_emerge/__init__.py
index d7cd8fa11..f0a0a687c 100644
--- a/pym/_emerge/__init__.py
+++ b/pym/_emerge/__init__.py
@@ -1579,11 +1579,14 @@ class CompositeTask(AsynchronousTask):
 
 	def _wait(self):
 
+		prev = None
 		while True:
 			task = self._current_task
-			if task is None:
+			if task is None or task is prev:
+				# don't wait for the same task more than once
 				break
 			task.wait()
+			prev = task
 
 		return self.returncode
 
-- 
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