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#!/usr/bin/python
# This file is a part of the OpenSurgSim project.
# Copyright 2012-2013, SimQuest Solutions Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Alphabetize the CMake lists of headers and sources.
Typical usage:
Tools/alphabetize-cmakelists.py SurgSim/CMakeLists.py
or:
find . -name 'build*' -prune -o -name CMakeLists.txt -print \
| xargs python Tools/alphabetize-cmakelists.py
"""
import argparse
import sys
import re
def slurp_lines(file):
try:
with open(file, 'r') as f:
return f.read().splitlines()
except IOError as e:
print >> sys.stderr, e
return None
def spew_lines(file, lines):
try:
with open(file, 'wb') as f:
for line in lines:
f.write(line + "\n")
return True
except IOError as e:
print >> sys.stderr, e
return False
def filename_sort_filter(file):
# return re.sub(r'Tests?$', '', re.sub(r'\.(?:h|cpp)$', '', file)).lower()
# Taking out the string 'Tests' screws up the file ordering test
return re.sub(r'\.(?:h|cpp)$', '', file).lower()
def alphabetize(file, lines):
if lines is None:
return None
(result, indent, var_name, content) = ([], '', None, None)
for line in lines:
if content is not None:
(xline, had_closing_paren) = re.subn(r'\)\s*$', '', line)
if re.search(r'[(){}]', xline):
print >> sys.stderr, file + ": Bad line '" + line + "'"
# put the content lines back unmodified
result.extend(content)
result.append(line)
continue
content.append(xline)
if had_closing_paren:
content = content[1:] # strip the original set(... line
content = filter(lambda x: len(x), map(lambda x: x.strip(), content))
#print var_name + ":", content
content = sorted(content, key=filename_sort_filter)
result.append(indent + "set(" + var_name)
result.extend(map(lambda x: indent + "\t" + x, content))
result.append(indent + ")")
content = None
else:
match = re.search(
r'^(\s*)[Ss][Ee][Tt]\s*\(\s*(\w+(?:HEADERS|SOURCES))\s*$', line)
if match:
indent = match.group(1)
var_name = match.group(2)
content = [ line ] # include original line, will be removed later
else:
result.append(line)
if result == lines:
return None
return result
if __name__ == '__main__':
parser = argparse.ArgumentParser(
description='Alphabetize CMake lists of headers and sources.')
parser.add_argument('files', metavar='FILE', nargs='*',
help='The file names to reformat.')
args = parser.parse_args()
touched = False
for file in args.files:
if not re.search(r'\.(?:txt|cmake)$', file):
print >> sys.stderr, file + ": not a CMake input file!"
else:
lines = alphabetize(file, slurp_lines(file))
if lines is not None:
spew_lines(file, lines)
print "Updated", file
touched = True
if not touched:
print "{}: Nothing to update!".format(sys.argv[0])
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