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      1 #!/usr/bin/env python
      2 # Copyright (c) 2011 Code Aurora Forum. All rights reserved.
      3 # Copyright (c) 2010 Google Inc. All rights reserved.
      4 # Copyright (c) 2009 Apple Inc. All rights reserved.
      5 # Copyright (C) 2010 Chris Jerdonek (cjerdonek (at] webkit.org)
      6 #
      7 # Redistribution and use in source and binary forms, with or without
      8 # modification, are permitted provided that the following conditions are
      9 # met:
     10 #
     11 #     * Redistributions of source code must retain the above copyright
     12 # notice, this list of conditions and the following disclaimer.
     13 #     * Redistributions in binary form must reproduce the above
     14 # copyright notice, this list of conditions and the following disclaimer
     15 # in the documentation and/or other materials provided with the
     16 # distribution.
     17 #     * Neither the name of Google Inc. nor the names of its
     18 # contributors may be used to endorse or promote products derived from
     19 # this software without specific prior written permission.
     20 #
     21 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     22 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     23 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     24 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     25 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     26 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     27 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     31 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32 #
     33 # A tool for automating dealing with bugzilla, posting patches, committing patches, etc.
     34 
     35 import logging
     36 import os
     37 import signal
     38 import sys
     39 import codecs
     40 
     41 import webkitpy.common.version_check
     42 
     43 from webkitpy.common.system.logutils import configure_logging
     44 from webkitpy.tool.main import WebKitPatch
     45 
     46 # A StreamWriter will by default try to encode all objects passed
     47 # to write(), so when passed a raw string already encoded as utf8,
     48 # it will blow up with an UnicodeDecodeError. This does not match
     49 # the default behaviour of writing to sys.stdout, so we intercept
     50 # the case of writing raw strings and make sure StreamWriter gets
     51 # input that it can handle.
     52 class ForgivingUTF8Writer(codecs.lookup('utf-8')[-1]):
     53     def write(self, object):
     54         if isinstance(object, str):
     55             # Assume raw strings are utf-8 encoded. If this line
     56             # fails with an UnicodeDecodeError, our assumption was
     57             # wrong, and the stacktrace should show you where we
     58             # write non-Unicode/UTF-8 data (which we shouldn't).
     59             object = object.decode('utf-8')
     60         return codecs.StreamWriter.write(self, object)
     61 
     62 # By default, sys.stdout assumes ascii encoding.  Since our messages can
     63 # contain unicode strings (as with some peoples' names) we need to apply
     64 # the utf-8 codec to prevent throwing and exception.
     65 # Not having this was the cause of https://bugs.webkit.org/show_bug.cgi?id=63452.
     66 sys.stdout = ForgivingUTF8Writer(sys.stdout)
     67 
     68 _log = logging.getLogger("webkit-patch")
     69 
     70 def main():
     71     # This is a hack to let us enable DEBUG logging as early as possible.
     72     # Note this can't be ternary as versioning.check_version()
     73     # hasn't run yet and this python might be older than 2.5.
     74     if set(["-v", "--verbose"]).intersection(set(sys.argv)):
     75         logging_level = logging.DEBUG
     76     else:
     77         logging_level = logging.INFO
     78     configure_logging(logging_level=logging_level)
     79     WebKitPatch(os.path.abspath(__file__)).main()
     80 
     81 
     82 if __name__ == "__main__":
     83     try:
     84         main()
     85     except KeyboardInterrupt:
     86         sys.exit(signal.SIGINT + 128)
     87