forked from OSchip/llvm-project
35 lines
1.2 KiB
Python
35 lines
1.2 KiB
Python
import sys
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import lldb
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import lldbutil
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def stop_if_called_from_a():
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# lldb.debugger_unique_id stores the id of the debugger associated with us.
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dbg = lldb.SBDebugger.FindDebuggerWithID(lldb.debugger_unique_id)
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# Perform synchronous interaction with the debugger.
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dbg.SetAsync(False)
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# Retrieve the target, process, and the only thread.
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target = dbg.GetSelectedTarget()
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process = target.GetProcess()
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thread = process.GetThreadAtIndex(0)
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# We check the call frames in order to stop only when the immediate caller
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# of the leaf function c() is a(). If it's not the right caller, we ask the
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# command interpreter to continue execution.
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#print >> sys.stdout, "Checking call frames..."
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#lldbutil.PrintStackTrace(thread)
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if thread.GetNumFrames() >= 2:
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funcs = lldbutil.GetFunctionNames(thread)
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#print >> sys.stdout, funcs[0], "called from", funcs[1]
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if (funcs[0] == 'c' and funcs[1] == 'a'):
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#print >> sys.stdout, "Stopped at c() with immediate caller as a()."
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pass
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else:
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#print >> sys.stdout, "Continuing..."
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process.Continue()
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return True
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