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| 1 #!/usr/bin/env python | 1 #!/usr/bin/env python |
| 2 # Copyright 2017 The Chromium Authors. All rights reserved. | 2 # Copyright 2017 The Chromium Authors. All rights reserved. |
| 3 # Use of this source code is governed by a BSD-style license that can be | 3 # Use of this source code is governed by a BSD-style license that can be |
| 4 # found in the LICENSE file. | 4 # found in the LICENSE file. |
| 5 | 5 |
| 6 """Tool for finding the cause of binary size bloat. | 6 """Tool for finding the cause of binary size bloat. |
| 7 | 7 |
| 8 See //tools/binary_size/README.md for example usage. | 8 See //tools/binary_size/README.md for example usage. |
| 9 | 9 |
| 10 Note: this tool will perform gclient sync/git checkout on your local repo if | 10 Note: this tool will perform gclient sync/git checkout on your local repo if |
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| 372 os.remove(diff_path) | 372 os.remove(diff_path) |
| 373 with open(diff_path, 'a') as diff_file: | 373 with open(diff_path, 'a') as diff_file: |
| 374 for d in self.diffs: | 374 for d in self.diffs: |
| 375 d.RunDiff(diff_file, before.dir, after.dir) | 375 d.RunDiff(diff_file, before.dir, after.dir) |
| 376 logging.info('See detailed diff results here: %s', | 376 logging.info('See detailed diff results here: %s', |
| 377 os.path.relpath(diff_path)) | 377 os.path.relpath(diff_path)) |
| 378 if len(self.build_archives) == 2: | 378 if len(self.build_archives) == 2: |
| 379 supersize_path = os.path.join(_BINARY_SIZE_DIR, 'supersize') | 379 supersize_path = os.path.join(_BINARY_SIZE_DIR, 'supersize') |
| 380 size_paths = [os.path.join(a.dir, a.build.size_name) | 380 size_paths = [os.path.join(a.dir, a.build.size_name) |
| 381 for a in self.build_archives] | 381 for a in self.build_archives] |
| 382 logging.info('Enter supersize console via: %s, console %s %s', | 382 logging.info('Enter supersize console via: %s console %s %s', |
| 383 os.path.relpath(supersize_path), | 383 os.path.relpath(supersize_path), |
| 384 os.path.relpath(size_paths[0]), | 384 os.path.relpath(size_paths[0]), |
| 385 os.path.relpath(size_paths[1])) | 385 os.path.relpath(size_paths[1])) |
| 386 metadata.Write() | 386 metadata.Write() |
| 387 self._AddDiffSummaryStat(before, after) | 387 self._AddDiffSummaryStat(before, after) |
| 388 | 388 |
| 389 def Summarize(self): | 389 def Summarize(self): |
| 390 if self._summary_stats: | 390 if self._summary_stats: |
| 391 path = os.path.join(self.archive_dir, 'last_diff_summary.txt') | 391 path = os.path.join(self.archive_dir, 'last_diff_summary.txt') |
| 392 with open(path, 'w') as f: | 392 with open(path, 'w') as f: |
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| 819 | 819 |
| 820 if i != 0: | 820 if i != 0: |
| 821 diff_mngr.MaybeDiff(i - 1, i) | 821 diff_mngr.MaybeDiff(i - 1, i) |
| 822 | 822 |
| 823 diff_mngr.Summarize() | 823 diff_mngr.Summarize() |
| 824 | 824 |
| 825 | 825 |
| 826 if __name__ == '__main__': | 826 if __name__ == '__main__': |
| 827 sys.exit(main()) | 827 sys.exit(main()) |
| 828 | 828 |
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