| #!/usr/bin/env python3 |
| # |
| # Copyright 2023 The Chromium Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| """Ensures inputs exist and writes a stamp file.""" |
| |
| import argparse |
| import pathlib |
| import sys |
| |
| |
| def main(): |
| parser = argparse.ArgumentParser() |
| parser.add_argument('--stamp', help='Path to touch on success.') |
| parser.add_argument('inputs', nargs='+', help='Files to check.') |
| |
| args = parser.parse_args() |
| |
| for path in args.inputs: |
| path_obj = pathlib.Path(path) |
| if not path_obj.is_file(): |
| if not path_obj.exists(): |
| sys.stderr.write(f'File not found: {path}\n') |
| else: |
| sys.stderr.write(f'Not a file: {path}\n') |
| sys.exit(1) |
| |
| if args.stamp: |
| pathlib.Path(args.stamp).touch() |
| |
| |
| if __name__ == '__main__': |
| main() |
