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Johnny Chen
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"""
LLDB modules which contains miscellaneous utilities.
"""
import lldb
def GetFunctionNames(thread):
"""
Returns a sequence of function names from the stack frames of this thread.
"""
def GetFuncName(i):
return thread.GetFrameAtIndex(i).GetFunction().GetName()
return map(GetFuncName, range(thread.GetNumFrames()))
def GetFilenames(thread):
"""
Returns a sequence of file names from the stack frames of this thread.
"""
def GetFilename(i):
return thread.GetFrameAtIndex(i).GetLineEntry().GetFileSpec().GetFilename()
return map(GetFilename, range(thread.GetNumFrames()))
def GetLineNumbers(thread):
"""
Returns a sequence of line numbers from the stack frames of this thread.
"""
def GetLineNumber(i):
return thread.GetFrameAtIndex(i).GetLineEntry().GetLine()
return map(GetLineNumber, range(thread.GetNumFrames()))
def GetModuleNames(thread):
"""
Returns a sequence of module names from the stack frames of this thread.
"""
def GetModuleName(i):
return thread.GetFrameAtIndex(i).GetModule().GetFileSpec().GetFilename()
return map(GetModuleName, range(thread.GetNumFrames()))
def PrintStackTrace(thread):
"""Prints a simple stack trace of this thread."""
depth = thread.GetNumFrames()
mods = GetModuleNames(thread)
funcs = GetFunctionNames(thread)
files = GetFilenames(thread)
lines = GetLineNumbers(thread)
print "Stack trace for thread id={0:#x} name={1} queue={2}:".format(
thread.GetThreadID(), thread.GetName(), thread.GetQueueName())
for i in range(depth - 1):
print " frame #{num}: {mod}`{func} at {file}:{line}".format(
num=i, mod=mods[i], func=funcs[i], file=files[i], line=lines[i])
print " frame #{num}: {mod}`start".format(num=depth-1, mod=mods[depth-1])