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0be514a68c
- Fix runtime/PRESUBMIT.py script. R=asiva@google.com Review URL: https://codereview.chromium.org//27604002 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@28759 260f80e4-7a28-3924-810f-c04153c831b5
92 lines
3.4 KiB
Python
92 lines
3.4 KiB
Python
# Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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# for details. All rights reserved. Use of this source code is governed by a
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# BSD-style license that can be found in the LICENSE file.
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import os
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import cpplint
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import re
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class PathHackException(Exception):
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def __init__(self, error_msg):
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self.error_msg = error_msg
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def __str__(self):
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return repr(self.error_msg)
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def AddSvnPathIfNeeded(runtime_path):
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# Add the .svn into the runtime directory if needed for git or svn 1.7.
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fake_svn_path = os.path.join(runtime_path, '.svn')
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if os.path.exists(fake_svn_path):
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return None
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open(fake_svn_path, 'w').close()
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return lambda: os.remove(fake_svn_path)
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def TrySvnPathHack(parent_path):
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orig_path = os.path.join(parent_path, '.svn')
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renamed_path = os.path.join(parent_path, '.svn_orig')
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if os.path.exists(renamed_path):
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error_msg = '".svn_orig" exists in presubmit parent directory('
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error_msg += parent_path
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error_msg += '). Consider renaming it manually to ".svn".'
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raise PathHackException(error_msg)
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if os.path.exists(orig_path):
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# Make the parent SVN directory non-discoverable by cpplint to get
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# the correct header guard checks. This is needed if using all Dart
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# checkout.
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os.rename(orig_path, renamed_path)
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return lambda: os.rename(renamed_path, orig_path)
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def RunLint(input_api, output_api):
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result = []
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cpplint._cpplint_state.ResetErrorCounts()
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memcpy_match_count = 0
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# Find all .cc and .h files in the change list.
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for svn_file in input_api.AffectedTextFiles():
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filename = svn_file.AbsoluteLocalPath()
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if filename.endswith('.cc') or filename.endswith('.h'):
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cleanup_parent = None
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cleanup_runtime = None
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try:
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runtime_path = input_api.PresubmitLocalPath()
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parent_path = os.path.dirname(runtime_path)
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if filename.endswith('.h'):
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cleanup_runtime = AddSvnPathIfNeeded(runtime_path)
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cleanup_parent = TrySvnPathHack(parent_path)
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except PathHackException, exception:
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return [output_api.PresubmitError(str(exception))]
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# Run cpplint on the file.
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cpplint.ProcessFile(filename, 1)
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if cleanup_parent is not None:
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cleanup_parent()
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if cleanup_runtime is not None:
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cleanup_runtime()
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# memcpy does not handle overlapping memory regions. Even though this
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# is well documented it seems to be used in error quite often. To avoid
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# problems we disallow the direct use of memcpy. The exceptions are in
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# third-party code and in platform/globals.h which uses it to implement
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# bit_cast and bit_copy.
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if not filename.endswith(os.path.join('platform', 'globals.h')) and \
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filename.find('third_party') == -1:
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fh = open(filename, 'r')
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content = fh.read()
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match = re.search('\\bmemcpy\\b', content)
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if match:
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line_number = content[0:match.start()].count('\n') + 1
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print "%s:%d: use of memcpy is forbidden" % (filename, line_number)
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memcpy_match_count += 1
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# Report a presubmit error if any of the files had an error.
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if cpplint._cpplint_state.error_count > 0 or memcpy_match_count > 0:
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result = [output_api.PresubmitError('Failed cpplint check.')]
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return result
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def CheckChangeOnUpload(input_api, output_api):
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return RunLint(input_api, output_api)
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def CheckChangeOnCommit(input_api, output_api):
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return RunLint(input_api, output_api)
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