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1 #!/usr/bin/python | 1 #!/usr/bin/python |
2 # Copyright 2007 Google Inc. All rights reserved. | 2 # Copyright (c) 2009 The Chromium Authors. All rights reserved. |
| 3 # Use of this source code is governed by a BSD-style license that can be |
| 4 # found in the LICENSE file. |
3 | 5 |
4 """Extract UMA histogram strings from the Chrome source. | 6 """Extract UMA histogram strings from the Chrome source. |
5 | 7 |
6 This program generates the list of known histograms we expect to see in | 8 This program generates the list of known histograms we expect to see in |
7 the user behavior logs. It walks the Chrome source, looking for calls | 9 the user behavior logs. It walks the Chrome source, looking for calls |
8 to UMA histogram macros. | 10 to UMA histogram macros. |
9 | 11 |
10 Run it from the chrome/browser directory like: | 12 Run it from the chrome/browser directory like: |
11 extract_histograms.py > histogram_list | 13 extract_histograms.py > histogram_list |
12 """ | 14 """ |
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47 | 49 |
48 # Walk the source tree to process all .cc files. | 50 # Walk the source tree to process all .cc files. |
49 WalkDirectory('..', histograms) | 51 WalkDirectory('..', histograms) |
50 | 52 |
51 # Print out the histograms as a sorted list. | 53 # Print out the histograms as a sorted list. |
52 for histogram in sorted(histograms): | 54 for histogram in sorted(histograms): |
53 print histogram | 55 print histogram |
54 | 56 |
55 if '__main__' == __name__: | 57 if '__main__' == __name__: |
56 main(sys.argv) | 58 main(sys.argv) |
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