Fix 10.6 problem where killall doesn't work as expected so lighttpd...

webkit/tools/layout_tests/layout_package/platform_utils_mac.py

 # Copyright (c) 2008-2009 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """This is the Mac implementation of the layout_package.platform_utils
    package. This file should only be imported by that package."""
 
 import os
 import platform
 import signal
@@ skipping 79 matching lines @@
 def ShutDownHTTPServer(server_process):
   """Shut down the lighttpd web server. Blocks until it's fully shut down.
 
     Args:
       server_process: The subprocess object representing the running server
   """
   # server_process is not set when "http_server.py stop" is run manually.
   if server_process is None:
     # TODO(mmoss) This isn't ideal, since it could conflict with lighttpd
     # processes not started by http_server.py, but good enough for now.
-    subprocess.call(['killall', '-u', os.getenv('USER'), '-TERM', 'lighttpd'])
+
+    # On 10.6, killall has a new constraint: -SIGNALNAME or
+    # -SIGNALNUMBER must come first.  Example problem:
+    #   $ killall -u $USER -TERM lighttpd
+    #   killall: illegal option -- T
+    # Use of the earlier -TERM placement is just fine on 10.5.
+    subprocess.call(['killall', '-TERM', '-u', os.getenv('USER'), 'lighttpd'])
   else:
     os.kill(server_process.pid, signal.SIGTERM)
 
 def KillAllTestShells():
    """Kills all instances of the test_shell binary currently running."""
    subprocess.Popen(('killall', '-TERM', 'test_shell'),
                     stdout=subprocess.PIPE,
                     stderr=subprocess.PIPE).wait()
-