From d916da77dfc94eb30c6f512f9d7d727a8f28600c Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Sat, 5 Jan 2013 07:43:20 -0800
Subject: Handle os.write() return code with loop.

---
 pym/portage/util/_async/PipeLogger.py | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

(limited to 'pym/portage/util/_async')

diff --git a/pym/portage/util/_async/PipeLogger.py b/pym/portage/util/_async/PipeLogger.py
index 376ebfef7..5464879ff 100644
--- a/pym/portage/util/_async/PipeLogger.py
+++ b/pym/portage/util/_async/PipeLogger.py
@@ -86,14 +86,12 @@ class PipeLogger(AbstractPollTask):
 
 			else:
 				if not background and stdout_fd is not None:
-					write_successful = False
 					failures = 0
-					while True:
+					stdout_buf = buf
+					while stdout_buf:
 						try:
-							if not write_successful:
-								os.write(stdout_fd, buf)
-								write_successful = True
-							break
+							stdout_buf = \
+								stdout_buf[os.write(stdout_fd, stdout_buf):]
 						except OSError as e:
 							if e.errno != errno.EAGAIN:
 								raise
-- 
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