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#
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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.
#
#
#
# generator.swig: Base class for SWIG-related generators
#
import os
import re
import shutil
import subprocess
from generator.gen_base import _collect_paths
try:
# Python >=3.0
import configparser
except ImportError:
# Python <3.0
import ConfigParser as configparser
class Generator:
"""Base class for SWIG-related generators"""
langs = ["python", "perl", "ruby"]
short = { "perl": "pl", "python": "py", "ruby": "rb" }
def __init__(self, conf, swig_path):
"""Read build.conf"""
# Now read and parse build.conf
parser = configparser.ConfigParser()
parser.read(conf)
# Read configuration options
self.proxy_dir = parser.get('options', 'swig-proxy-dir')
self.includes = _collect_paths(parser.get('options', 'includes'))
self.swig_checkout_files = \
_collect_paths(parser.get('options', 'swig-checkout-files'))
# Calculate build options
self.opts = {}
for lang in self.langs:
self.opts[lang] = parser.get('options', 'swig-%s-opts' % lang)
# Calculate SWIG paths
self.swig_path = swig_path
if os.access(self.swig_path, os.X_OK):
# ### TODO: What's the reason for this os.access() check? It was added
# ### in r873265 (== r33191).
self.swig_libdir = subprocess.check_output([self.swig_path, "-swiglib"]).decode('utf8').strip()
else:
self.swig_libdir = None
_swigVersion = None
def version(self):
"""Get the version number of SWIG"""
if not self._swigVersion:
swig_version = subprocess.check_output([self.swig_path, "-version"]).decode('utf8')
m = re.search("Version (\d+).(\d+).(\d+)", swig_version)
if m:
self._swigVersion = tuple(map(int, m.groups()))
else:
self._swigVersion = (0, 0, 0)
# Copy value to avoid changes
return tuple(list(self._swigVersion))
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