| Index: build/android/symbolize.py
|
| diff --git a/build/android/symbolize.py b/build/android/symbolize.py
|
| deleted file mode 100755
|
| index d5f6d7ca74bd88d70c78d38ccc083bc0780f014f..0000000000000000000000000000000000000000
|
| --- a/build/android/symbolize.py
|
| +++ /dev/null
|
| @@ -1,88 +0,0 @@
|
| -#!/usr/bin/env python
|
| -#
|
| -# Copyright 2013 The Chromium Authors. All rights reserved.
|
| -# Use of this source code is governed by a BSD-style license that can be
|
| -# found in the LICENSE file.
|
| -
|
| -"""Symbolizes stack traces generated by Chromium for Android.
|
| -
|
| -Sample usage:
|
| - adb logcat chromium:V | symbolize.py
|
| -"""
|
| -
|
| -import re
|
| -import sys
|
| -
|
| -from pylib.constants import host_paths
|
| -
|
| -# Uses symbol.py from third_party/android_platform, not python's.
|
| -with host_paths.SysPath(
|
| - host_paths.ANDROID_PLATFORM_DEVELOPMENT_SCRIPTS_PATH,
|
| - position=0):
|
| - import symbol
|
| -
|
| -# Sample output from base/debug/stack_trace_android.cc
|
| -#00 0x693cd34f /path/to/some/libfoo.so+0x0007434f
|
| -TRACE_LINE = re.compile(r'(?P<frame>\#[0-9]+ 0x[0-9a-f]{8,8}) '
|
| - r'(?P<lib>[^+]+)\+0x(?P<addr>[0-9a-f]{8,8})')
|
| -
|
| -class Symbolizer(object):
|
| - def __init__(self, output):
|
| - self._output = output
|
| -
|
| - def write(self, data):
|
| - while True:
|
| - match = re.search(TRACE_LINE, data)
|
| - if not match:
|
| - self._output.write(data)
|
| - break
|
| -
|
| - frame = match.group('frame')
|
| - lib = match.group('lib')
|
| - addr = match.group('addr')
|
| -
|
| - # TODO(scherkus): Doing a single lookup per line is pretty slow,
|
| - # especially with larger libraries. Consider caching strategies such as:
|
| - # 1) Have Python load the libraries and do symbol lookups instead of
|
| - # calling out to addr2line each time.
|
| - # 2) Have Python keep multiple addr2line instances open as subprocesses,
|
| - # piping addresses and reading back symbols as we find them
|
| - # 3) Read ahead the entire stack trace until we find no more, then batch
|
| - # the symbol lookups.
|
| - #
|
| - # TODO(scherkus): These results are memoized, which could result in
|
| - # incorrect lookups when running this script on long-lived instances
|
| - # (e.g., adb logcat) when doing incremental development. Consider clearing
|
| - # the cache when modification timestamp of libraries change.
|
| - # pylint: disable=no-member
|
| - sym = symbol.SymbolInformation(lib, addr, False)[0][0]
|
| -
|
| - if not sym:
|
| - post = match.end('addr')
|
| - self._output.write(data[:post])
|
| - data = data[post:]
|
| - continue
|
| -
|
| - pre = match.start('frame')
|
| - post = match.end('addr')
|
| -
|
| - self._output.write(data[:pre])
|
| - self._output.write(frame)
|
| - self._output.write(' ')
|
| - self._output.write(sym)
|
| -
|
| - data = data[post:]
|
| -
|
| - def flush(self):
|
| - self._output.flush()
|
| -
|
| -
|
| -def main():
|
| - symbolizer = Symbolizer(sys.stdout)
|
| - for line in sys.stdin:
|
| - symbolizer.write(line)
|
| - symbolizer.flush()
|
| -
|
| -
|
| -if __name__ == '__main__':
|
| - main()
|
|
|