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69 lines
2.4 KiB
Python
69 lines
2.4 KiB
Python
import lldb
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from pydoc import locate
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class RbBaseCommand:
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@classmethod
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def register_lldb_command(cls, debugger, module_name):
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# Add any commands contained in this module to LLDB
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command = f"command script add -c {module_name}.{cls.__name__} {cls.program}"
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debugger.HandleCommand(command)
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@classmethod
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def lldb_init(cls, debugger):
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target = debugger.GetSelectedTarget()
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global SIZEOF_VALUE
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SIZEOF_VALUE = target.FindFirstType("VALUE").GetByteSize()
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value_types = []
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g = globals()
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imemo_types = target.FindFirstType("enum imemo_type")
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for member in imemo_types.GetEnumMembers():
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g[member.GetName()] = member.GetValueAsUnsigned()
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for enum in target.FindFirstGlobalVariable("ruby_dummy_gdb_enums"):
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enum = enum.GetType()
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members = enum.GetEnumMembers()
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for i in range(0, members.GetSize()):
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member = members.GetTypeEnumMemberAtIndex(i)
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name = member.GetName()
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value = member.GetValueAsUnsigned()
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g[name] = value
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if name.startswith("RUBY_T_"):
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value_types.append(name)
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g["value_types"] = value_types
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def __init__(self, debugger, _internal_dict):
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self.internal_dict = _internal_dict
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def __call__(self, debugger, command, exe_ctx, result):
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if not ("RUBY_Qfalse" in globals()):
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RbBaseCommand.lldb_init(debugger)
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self.build_environment(debugger)
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self.call(debugger, command, exe_ctx, result)
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def call(self, debugger, command, exe_ctx, result):
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raise NotImplementedError("subclasses must implement call")
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def get_short_help(self):
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return self.__class__.help_string
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def get_long_help(self):
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return self.__class__.help_string
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def build_environment(self, debugger):
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self.target = debugger.GetSelectedTarget()
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self.process = self.target.GetProcess()
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self.thread = self.process.GetSelectedThread()
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self.frame = self.thread.GetSelectedFrame()
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def _append_command_output(self, debugger, command, result):
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output1 = result.GetOutput()
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debugger.GetCommandInterpreter().HandleCommand(command, result)
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output2 = result.GetOutput()
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result.Clear()
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result.write(output1)
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result.write(output2)
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