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#!/usr/bin/env python2.7
# Copyright 2016, Google Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import collections
import fnmatch
import os
import re
import sys
import yaml
_RE_API = r'(?:GPRAPI|GRPCAPI|CENSUSAPI)([^;]*);'
def list_c_apis(filenames):
for filename in filenames:
with open(filename, 'r') as f:
text = f.read()
for m in re.finditer(_RE_API, text):
api_declaration = re.sub('[ \r\n\t]+', ' ', m.group(1))
type_and_name, args_and_close = api_declaration.split('(', 1)
args = args_and_close[:args_and_close.rfind(')')].strip()
last_space = type_and_name.rfind(' ')
last_star = type_and_name.rfind('*')
type_end = max(last_space, last_star)
return_type = type_and_name[0:type_end+1].strip()
name = type_and_name[type_end+1:].strip()
yield {'return_type': return_type, 'name': name, 'arguments': args, 'header': filename}
def headers_under(directory):
for root, dirnames, filenames in os.walk(directory):
for filename in fnmatch.filter(filenames, '*.h'):
yield os.path.join(root, filename)
def mako_plugin(dictionary):
apis = []
headers = []
for lib in dictionary['libs']:
if lib['name'] in ['grpc', 'gpr']:
headers.extend(lib['public_headers'])
apis.extend(list_c_apis(sorted(set(headers))))
dictionary['c_apis'] = apis
if __name__ == '__main__':
print yaml.dump([api for api in list_c_apis(headers_under('include/grpc'))])
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