160907f8de
Delete files only used by GYP, and files that used GYP. Neither can possibly be actively used. Beyond that, just a couple doc tweaks. Change-Id: I0220d7226e7bb9ed7c54a7d8f2906a718313c521 Reviewed-on: https://skia-review.googlesource.com/8062 Commit-Queue: Mike Klein <mtklein@chromium.org> Reviewed-by: Hal Canary <halcanary@google.com>
153 lines
4.7 KiB
Python
Executable File
153 lines
4.7 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (c) 2012 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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"""Module that sanitizes source files with specified modifiers."""
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import commands
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import os
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import sys
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_FILE_EXTENSIONS_TO_SANITIZE = ['cpp', 'h', 'c']
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_SUBDIRS_TO_IGNORE = ['.git', '.svn', 'third_party']
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def SanitizeFilesWithModifiers(directory, file_modifiers, line_modifiers):
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"""Sanitizes source files with the specified file and line modifiers.
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Args:
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directory: string - The directory which will be recursively traversed to
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find source files to apply modifiers to.
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file_modifiers: list - file-modification methods which should be applied to
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the complete file content (Eg: EOFOneAndOnlyOneNewlineAdder).
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line_modifiers: list - line-modification methods which should be applied to
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lines in a file (Eg: TabReplacer).
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"""
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for item in os.listdir(directory):
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full_item_path = os.path.join(directory, item)
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if os.path.isfile(full_item_path): # Item is a file.
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# Only sanitize files with extensions we care about.
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if (len(full_item_path.split('.')) > 1 and
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full_item_path.split('.')[-1] in _FILE_EXTENSIONS_TO_SANITIZE):
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f = file(full_item_path)
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try:
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lines = f.readlines()
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finally:
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f.close()
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new_lines = [] # Collect changed lines here.
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line_number = 0 # Keeps track of line numbers in the source file.
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write_to_file = False # File is written to only if this flag is set.
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# Run the line modifiers for each line in this file.
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for line in lines:
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original_line = line
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line_number += 1
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for modifier in line_modifiers:
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line = modifier(line, full_item_path, line_number)
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if original_line != line:
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write_to_file = True
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new_lines.append(line)
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# Run the file modifiers.
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old_content = ''.join(lines)
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new_content = ''.join(new_lines)
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for modifier in file_modifiers:
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new_content = modifier(new_content, full_item_path)
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if new_content != old_content:
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write_to_file = True
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# Write modifications to the file.
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if write_to_file:
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f = file(full_item_path, 'w')
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try:
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f.write(new_content)
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finally:
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f.close()
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print 'Made changes to %s' % full_item_path
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elif item not in _SUBDIRS_TO_IGNORE:
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# Item is a directory recursively call the method.
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SanitizeFilesWithModifiers(full_item_path, file_modifiers, line_modifiers)
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############## Line Modification methods ##############
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def TrailingWhitespaceRemover(line, file_path, line_number):
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"""Strips out trailing whitespaces from the specified line."""
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stripped_line = line.rstrip() + '\n'
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if line != stripped_line:
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print 'Removing trailing whitespace in %s:%s' % (file_path, line_number)
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return stripped_line
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def CrlfReplacer(line, file_path, line_number):
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"""Replaces CRLF with LF."""
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if '\r\n' in line:
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print 'Replacing CRLF with LF in %s:%s' % (file_path, line_number)
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return line.replace('\r\n', '\n')
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def TabReplacer(line, file_path, line_number):
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"""Replaces Tabs with 4 whitespaces."""
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if '\t' in line:
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print 'Replacing Tab with whitespace in %s:%s' % (file_path, line_number)
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return line.replace('\t', ' ')
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############## File Modification methods ##############
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def CopywriteChecker(file_content, unused_file_path):
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"""Ensures that the copywrite information is correct."""
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# TODO(rmistry): Figure out the legal implications of changing old copyright
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# headers.
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return file_content
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def EOFOneAndOnlyOneNewlineAdder(file_content, file_path):
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"""Adds one and only one LF at the end of the file."""
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if file_content and (file_content[-1] != '\n' or file_content[-2:-1] == '\n'):
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file_content = file_content.rstrip()
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file_content += '\n'
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print 'Added exactly one newline to %s' % file_path
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return file_content
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def SvnEOLChecker(file_content, file_path):
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"""Sets svn:eol-style property to LF."""
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output = commands.getoutput(
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'svn propget svn:eol-style %s' % file_path)
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if output != 'LF':
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print 'Setting svn:eol-style property to LF in %s' % file_path
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os.system('svn ps svn:eol-style LF %s' % file_path)
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return file_content
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#######################################################
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if '__main__' == __name__:
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sys.exit(SanitizeFilesWithModifiers(
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os.getcwd(),
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file_modifiers=[
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CopywriteChecker,
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EOFOneAndOnlyOneNewlineAdder,
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SvnEOLChecker,
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],
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line_modifiers=[
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CrlfReplacer,
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TabReplacer,
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TrailingWhitespaceRemover,
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],
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))
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