42 lines
1.1 KiB
Python
42 lines
1.1 KiB
Python
# Copyright 2013 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import sys
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from lib.bucket import BUCKET_ID
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from lib.subcommand import SubCommand
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class StacktraceCommand(SubCommand):
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def __init__(self):
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super(StacktraceCommand, self).__init__(
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'Usage: %prog stacktrace <dump>')
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def do(self, sys_argv):
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_, args = self._parse_args(sys_argv, 1)
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dump_path = args[1]
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(bucket_set, dump) = SubCommand.load_basic_files(dump_path, False)
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StacktraceCommand._output(dump, bucket_set, sys.stdout)
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return 0
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@staticmethod
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def _output(dump, bucket_set, out):
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"""Outputs a given stacktrace.
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Args:
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bucket_set: A BucketSet object.
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out: A file object to output.
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"""
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for line in dump.iter_stacktrace:
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words = line.split()
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bucket = bucket_set.get(int(words[BUCKET_ID]))
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if not bucket:
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continue
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for i in range(0, BUCKET_ID - 1):
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out.write(words[i] + ' ')
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for frame in bucket.symbolized_stackfunction:
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out.write(frame + ' ')
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out.write('\n')
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