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# Copyright 2015 MongoDB 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.
import SCons
import gzip
import shutil
def GZipAction(target, source, env, **kw):
dst_gzip = gzip.GzipFile(str(target[0]), 'wb')
with open(str(source[0]), 'rb') as src_file:
shutil.copyfileobj(src_file, dst_gzip)
dst_gzip.close()
def generate(env, **kwargs):
env['BUILDERS']['__GZIPTOOL'] = SCons.Builder.Builder(
action=SCons.Action.Action(GZipAction, "$GZIPTOOL_COMSTR")
)
env['GZIPTOOL_COMSTR'] = kwargs.get(
"GZIPTOOL_COMSTR",
"Compressing $TARGET with gzip"
)
def GZipTool(env, target, source):
result = env.__GZIPTOOL(target=target, source=source)
env.AlwaysBuild(result)
return result
env.AddMethod(GZipTool, 'GZip')
def exists(env):
return True
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