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#!/usr/bin/env python3
#
# Copyright 2018 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import argparse
import shutil
import sys
from util import build_utils
import action_helpers # build_utils adds //build to sys.path.
import zip_helpers
def CreatePathTransform(exclude_globs, include_globs):
"""Returns a function to strip paths for the given patterns.
Args:
exclude_globs: List of globs that if matched should be excluded.
include_globs: List of globs that if not matched should be excluded.
Returns:
* None if no filters are needed.
* A function "(path) -> path" that returns None when |path| should be
stripped, or |path| otherwise.
"""
if not (exclude_globs or include_globs):
return None
exclude_globs = list(exclude_globs or [])
def path_transform(path):
# Exclude filters take precidence over include filters.
if build_utils.MatchesGlob(path, exclude_globs):
return None
if include_globs and not build_utils.MatchesGlob(path, include_globs):
return None
return path
return path_transform
def main():
parser = argparse.ArgumentParser()
parser.add_argument('--input', required=True,
help='Input zip file.')
parser.add_argument('--output', required=True,
help='Output zip file')
parser.add_argument('--exclude-globs',
help='GN list of exclude globs')
parser.add_argument('--include-globs',
help='GN list of include globs')
argv = build_utils.ExpandFileArgs(sys.argv[1:])
args = parser.parse_args(argv)
args.exclude_globs = action_helpers.parse_gn_list(args.exclude_globs)
args.include_globs = action_helpers.parse_gn_list(args.include_globs)
path_transform = CreatePathTransform(args.exclude_globs, args.include_globs)
with action_helpers.atomic_output(args.output) as f:
if path_transform:
zip_helpers.merge_zips(f.name, [args.input],
path_transform=path_transform)
else:
shutil.copy(args.input, f.name)
if __name__ == '__main__':
main()
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