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Diffstat (limited to 'Tools/Scripts/webkitpy/common/system/stack_utils.py')
-rw-r--r-- | Tools/Scripts/webkitpy/common/system/stack_utils.py | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/Tools/Scripts/webkitpy/common/system/stack_utils.py b/Tools/Scripts/webkitpy/common/system/stack_utils.py deleted file mode 100644 index a343807bc..000000000 --- a/Tools/Scripts/webkitpy/common/system/stack_utils.py +++ /dev/null @@ -1,67 +0,0 @@ -# Copyright (C) 2011 Google Inc. All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are -# met: -# -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above -# copyright notice, this list of conditions and the following disclaimer -# in the documentation and/or other materials provided with the -# distribution. -# * Neither the name of Google Inc. nor the names of its -# contributors may be used to endorse or promote products derived from -# this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -"""Simple routines for logging, obtaining thread stack information.""" - -import sys -import traceback - - -def log_thread_state(logger, name, thread_id, msg=''): - """Log information about the given thread state.""" - stack = _find_thread_stack(thread_id) - assert(stack is not None) - logger("") - logger("%s (tid %d) %s" % (name, thread_id, msg)) - _log_stack(logger, stack) - logger("") - - -def _find_thread_stack(thread_id): - """Returns a stack object that can be used to dump a stack trace for - the given thread id (or None if the id is not found).""" - for tid, stack in sys._current_frames().items(): - if tid == thread_id: - return stack - return None - - -def _log_stack(logger, stack): - """Log a stack trace to the logger callback.""" - for filename, lineno, name, line in traceback.extract_stack(stack): - logger('File: "%s", line %d, in %s' % (filename, lineno, name)) - if line: - logger(' %s' % line.strip()) - - -def log_traceback(logger, tb): - stack = traceback.extract_tb(tb) - for frame_str in traceback.format_list(stack): - for line in frame_str.split('\n'): - if line: - logger(" %s" % line) |