From bc8971d122a02ed823acf0758da267dccc584f98 Mon Sep 17 00:00:00 2001
From: Richard Purdie <richard.purdie@linuxfoundation.org>
Date: Thu, 12 May 2016 08:30:35 +0100
Subject: bitbake: bitbake: Convert to python 3 megacommit This needs breaking
 up into smaller changes.

(Bitbake rev: cf51f19aed208a75d38c14cd585d9b9f115e3ba3)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
 bitbake/lib/bb/main.py | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

(limited to 'bitbake/lib/bb/main.py')

diff --git a/bitbake/lib/bb/main.py b/bitbake/lib/bb/main.py
index 761ea459cf..b296ef8b8c 100755
--- a/bitbake/lib/bb/main.py
+++ b/bitbake/lib/bb/main.py
@@ -27,6 +27,7 @@ import sys
 import logging
 import optparse
 import warnings
+import fcntl
 
 import bb
 from bb import event
@@ -336,10 +337,7 @@ def start_server(servermodule, configParams, configuration, features):
         server.saveConnectionDetails()
     except Exception as e:
         while hasattr(server, "event_queue"):
-            try:
-                import queue
-            except ImportError:
-                import Queue as queue
+            import queue
             try:
                 event = server.event_queue.get(block=False)
             except (queue.Empty, IOError):
@@ -363,7 +361,10 @@ def bitbake_main(configParams, configuration):
     # updates to log files for use with tail
     try:
         if sys.stdout.name == '<stdout>':
-            sys.stdout = os.fdopen(sys.stdout.fileno(), 'w', 0)
+            # Reopen with O_SYNC (unbuffered)
+            fl = fcntl.fcntl(sys.stdout.fileno(), fcntl.F_GETFL)
+            fl |= os.O_SYNC
+            fcntl.fcntl(sys.stdout.fileno(), fcntl.F_SETFL, fl)
     except:
         pass
 
-- 
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