130 lines
4.1 KiB
Python
130 lines
4.1 KiB
Python
# Copyright (c) 2012 The Chromium Embedded Framework Authors.
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# Portions copyright (c) 2011 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import os, re, string, sys
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from file_util import *
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import git_util as git
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import svn_util as svn
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# script directory
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script_dir = os.path.dirname(__file__)
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# CEF root directory
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cef_dir = os.path.abspath(os.path.join(script_dir, os.pardir))
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# Valid extensions for files we want to lint.
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DEFAULT_LINT_WHITELIST_REGEX = r"(.*\.cpp|.*\.cc|.*\.h)"
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DEFAULT_LINT_BLACKLIST_REGEX = r"$^"
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try:
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# depot_tools may already be in the import path.
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import cpplint
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import cpplint_chromium
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except ImportError, e:
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# Search the PATH environment variable to find the depot_tools folder.
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depot_tools = None;
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paths = os.environ.get('PATH').split(os.pathsep)
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for path in paths:
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if os.path.exists(os.path.join(path, 'cpplint_chromium.py')):
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depot_tools = path
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break
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if depot_tools is None:
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print >> sys.stderr, 'Error: could not find depot_tools in PATH.'
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sys.exit(2)
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# Add depot_tools to import path.
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sys.path.append(depot_tools)
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import cpplint
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import cpplint_chromium
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# The default implementation of FileInfo.RepositoryName looks for the top-most
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# directory that contains a .git or .svn folder. This is a problem for CEF
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# because the CEF root folder (which may have an arbitrary name) lives inside
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# the Chromium src folder. Reimplement in a dumb but sane way.
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def patch_RepositoryName(self):
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fullname = self.FullName()
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project_dir = os.path.dirname(fullname)
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if os.path.exists(fullname):
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root_dir = project_dir
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while os.path.basename(project_dir) != "src":
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project_dir = os.path.dirname(project_dir)
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prefix = os.path.commonprefix([root_dir, project_dir])
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components = fullname[len(prefix) + 1:].split('/')
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return string.join(["cef"] + components[1:], '/')
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return fullname
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def check_style(args, white_list = None, black_list = None):
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""" Execute cpplint with the specified arguments. """
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# Apply patches.
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cpplint.FileInfo.RepositoryName = patch_RepositoryName
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# Process cpplint arguments.
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filenames = cpplint.ParseArguments(args)
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if not white_list:
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white_list = DEFAULT_LINT_WHITELIST_REGEX
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white_regex = re.compile(white_list)
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if not black_list:
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black_list = DEFAULT_LINT_BLACKLIST_REGEX
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black_regex = re.compile(black_list)
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extra_check_functions = [cpplint_chromium.CheckPointerDeclarationWhitespace]
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for filename in filenames:
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if white_regex.match(filename):
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if black_regex.match(filename):
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print "Ignoring file %s" % filename
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else:
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cpplint.ProcessFile(filename, cpplint._cpplint_state.verbose_level,
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extra_check_functions)
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else:
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print "Skipping file %s" % filename
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print "Total errors found: %d\n" % cpplint._cpplint_state.error_count
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return 1
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def get_changed_files():
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""" Retrieve the list of changed files. """
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try:
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return svn.get_changed_files(cef_dir)
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except:
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return git.get_changed_files(cef_dir)
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if __name__ == "__main__":
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# Start with the default parameters.
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args = [
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# * Disable the 'build/class' test because it errors uselessly with C
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# structure pointers and template declarations.
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# * Disable the 'runtime/references' test because CEF allows non-const
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# arguments passed by reference.
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# * Disable the 'runtime/sizeof' test because it has a high number of
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# false positives and adds marginal value.
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'--filter=-build/class,-runtime/references,-runtime/sizeof',
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]
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# Add anything passed on the command-line.
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args += sys.argv[1:]
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# Pre-process the arguments before passing to the linter.
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new_args = []
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changed = []
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for arg in args:
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if arg == '--changed':
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# Add any changed files.
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changed = get_changed_files()
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elif arg[:2] == '--' or not os.path.isdir(arg):
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# Pass argument unchanged.
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new_args.append(arg)
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else:
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# Add all files in the directory.
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new_args += get_files(os.path.join(arg, '*'))
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if len(changed) > 0:
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new_args += changed
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check_style(new_args)
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