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Differential D48656

Fix and simplify lldb.command decorator
AbandonedPublic

Authored by kastiglione on Jun 27 2018, 9:40 AM.

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Event Timeline

kastiglione created this revision.Jun 27 2018, 9:40 AM
Harbormaster completed remote builds in B19772: Diff 153109.Jun 27 2018, 9:40 AM
kastiglione abandoned this revision.Jun 27 2018, 9:40 AM
kastiglione updated this revision to Diff 153111.Jun 27 2018, 9:53 AM

update

Harbormaster completed remote builds in B19773: Diff 153111.Jun 27 2018, 9:53 AM
kastiglione abandoned this revision.Jun 27 2018, 9:53 AM

Revision Contents

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scripts/
Python/
25 lines

Diff 153111

scripts/Python/python-extensions.swig

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// // Only call Py_XDECREF if we have a Python object (or NULL) // // Only call Py_XDECREF if we have a Python object (or NULL)
// if (LLDBSwigPythonCallPythonLogOutputCallback == $self->GetLogOutPutCallback()) // if (LLDBSwigPythonCallPythonLogOutputCallback == $self->GetLogOutPutCallback())
// Py_XDECREF($self->GetCallbackBaton()); // Py_XDECREF($self->GetCallbackBaton());
// } // }
// } // }
%pythoncode %{ %pythoncode %{
def command(*args, **kwargs): def command(command_name, doc=None):
import lldb import lldb
import inspect
"""A decorator function that registers an LLDB command line """A decorator function that registers an LLDB command line
command that is bound to the function it is attached to.""" command that is bound to the function it is attached to."""
class obj(object):
"""The object that tracks adding the command to LLDB one time and handles
calling the function on subsequent calls."""
def __init__(self, function, command_name, doc = None):
if doc:
function.__doc__ = doc
command = "command script add -f %s.%s %s" % (function.__module__, function.__name__, command_name)
lldb.debugger.HandleCommand(command)
self.function = function
def __call__(self, debugger, command, exe_ctx, result, dict):
if len(inspect.getargspec(self.function).args) == 5:
self.function(debugger, command, exe_ctx, result, dict)
else:
self.function(debugger, command, result, dict)
def callable(function): def callable(function):
"""Creates a callable object that gets used.""" """Creates a callable object that gets used."""
f = obj(function, *args, **kwargs) command = "command script add -f %s.%s %s" % (function.__module__, function.__name__, command_name)
return f.__call__ lldb.debugger.HandleCommand(command)
if doc:
function.__doc__ = doc
return function
return callable return callable
class declaration(object): class declaration(object):
'''A class that represents a source declaration location with file, line and column.''' '''A class that represents a source declaration location with file, line and column.'''
def __init__(self, file, line, col): def __init__(self, file, line, col):
self.file = file self.file = file
self.line = line self.line = line
self.col = col self.col = col
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