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65 lines
2.2 KiB
Python
65 lines
2.2 KiB
Python
# Copyright 2011 Shinichiro Hamaji. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY Shinichiro Hamaji ``AS IS'' AND ANY
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# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL Shinichiro Hamaji OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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import gdb
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import os
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import re
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import sys
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def bt(demangle=True):
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# Find the newest frame.
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frame = gdb.selected_frame()
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while True:
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next = frame.newer()
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if not next:
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break
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frame = next
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if demangle:
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pipe = os.popen('c++filt', 'w')
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else:
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pipe = sys.stdout
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i = 0
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while frame:
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s = gdb.execute('p dumpSymbol((void*)0x%x)' % frame.pc(),
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to_string=True)
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m = re.match(r'.*"(.*)"$', s)
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if m:
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pipe.write("#%-2d %s\n" % (i, m.group(1)))
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else:
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sal = frame.find_sal()
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lineno = ''
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if sal.symtab:
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lineno = ' at %s:%d' % (sal.symtab, sal.line)
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pipe.write("#%-2d 0x%x %s%s\n" %
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(i, frame.pc(), frame.name(), lineno))
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frame = frame.older()
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i += 1
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pipe.close()
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