diff -r 000000000000 -r 4f2f89ce4247 WebKitTools/BuildSlaveSupport/build.webkit.org-config/buildbot.tac
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKitTools/BuildSlaveSupport/build.webkit.org-config/buildbot.tac	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,21 @@
+
+from twisted.application import service
+from buildbot.master import BuildMaster
+
+basedir = r'/buildbot/webkit'
+configfile = r'master.cfg'
+rotateLength = 1000000
+maxRotatedFiles = None
+
+application = service.Application('buildmaster')
+try:
+  from twisted.python.logfile import LogFile
+  from twisted.python.log import ILogObserver, FileLogObserver
+  logfile = LogFile.fromFullPath("twistd.log", rotateLength=rotateLength,
+                                 maxRotatedFiles=maxRotatedFiles)
+  application.setComponent(ILogObserver, FileLogObserver(logfile).emit)
+except ImportError:
+  # probably not yet twisted 8.2.0 and beyond, can't set log yet
+  pass
+BuildMaster(basedir, configfile).setServiceParent(application)
+