llvm-project/lldb/scripts/Python/python-wrapper.swig

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%header %{
template <typename T>
PyObject *
SBTypeToSWIGWrapper (T* item);
class PyErr_Cleaner
{
public:
PyErr_Cleaner(bool print=false) :
m_print(print)
{
}
~PyErr_Cleaner()
{
if (PyErr_Occurred())
{
if(m_print && !PyErr_ExceptionMatches(PyExc_SystemExit))
PyErr_Print();
PyErr_Clear();
}
}
private:
bool m_print;
};
%}
%wrapper %{
// resolve a dotted Python name in the form
// foo.bar.baz.Foobar to an actual Python object
// if pmodule is NULL, the __main__ module will be used
// as the starting point for the search
// This function is called by lldb_private::ScriptInterpreterPython::BreakpointCallbackFunction(...)
// and is used when a script command is attached to a breakpoint for execution.
SWIGEXPORT bool
LLDBSwigPythonBreakpointCallbackFunction
(
const char *python_function_name,
const char *session_dictionary_name,
const lldb::StackFrameSP& frame_sp,
const lldb::BreakpointLocationSP& bp_loc_sp
)
{
using namespace lldb_private;
lldb::SBFrame sb_frame (frame_sp);
lldb::SBBreakpointLocation sb_bp_loc(bp_loc_sp);
bool stop_at_breakpoint = true;
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict);
if (!pfunc.IsAllocated())
return stop_at_breakpoint;
PythonObject frame_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_frame));
PythonObject bp_loc_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_bp_loc));
PythonObject result = pfunc(frame_arg, bp_loc_arg, dict);
if (result.get() == Py_False)
stop_at_breakpoint = false;
return stop_at_breakpoint;
}
// This function is called by lldb_private::ScriptInterpreterPython::WatchpointCallbackFunction(...)
// and is used when a script command is attached to a watchpoint for execution.
SWIGEXPORT bool
LLDBSwigPythonWatchpointCallbackFunction
(
const char *python_function_name,
const char *session_dictionary_name,
const lldb::StackFrameSP& frame_sp,
const lldb::WatchpointSP& wp_sp
)
{
using namespace lldb_private;
lldb::SBFrame sb_frame (frame_sp);
lldb::SBWatchpoint sb_wp(wp_sp);
bool stop_at_watchpoint = true;
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict);
if (!pfunc.IsAllocated())
return stop_at_watchpoint;
PythonObject frame_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_frame));
PythonObject wp_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_wp));
PythonObject result = pfunc(frame_arg, wp_arg, dict);
if (result.get() == Py_False)
stop_at_watchpoint = false;
return stop_at_watchpoint;
}
SWIGEXPORT bool
LLDBSwigPythonCallTypeScript
(
const char *python_function_name,
const void *session_dictionary,
const lldb::ValueObjectSP& valobj_sp,
void** pyfunct_wrapper,
const lldb::TypeSummaryOptionsSP& options_sp,
std::string& retval
)
{
using namespace lldb_private;
lldb::SBValue sb_value (valobj_sp);
lldb::SBTypeSummaryOptions sb_options(options_sp.get());
retval.clear();
if (!python_function_name || !session_dictionary)
return false;
PyObject *pfunc_impl = nullptr;
if (pyfunct_wrapper && *pyfunct_wrapper && PyFunction_Check (*pyfunct_wrapper))
{
pfunc_impl = (PyObject*)(*pyfunct_wrapper);
if (pfunc_impl->ob_refcnt == 1)
{
Py_XDECREF(pfunc_impl);
pfunc_impl = NULL;
}
}
PyObject *py_dict = (PyObject*)session_dictionary;
if (!PythonDictionary::Check(py_dict))
return true;
PythonDictionary dict(PyRefType::Borrowed, py_dict);
PyErr_Cleaner pyerr_cleanup(true); // show Python errors
PythonCallable pfunc(PyRefType::Borrowed, pfunc_impl);
if (!pfunc.IsAllocated())
{
pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict);
if (!pfunc.IsAllocated())
return false;
if (pyfunct_wrapper)
{
*pyfunct_wrapper = pfunc.get();
Py_XINCREF(pfunc.get());
}
}
PythonObject result;
auto argc = pfunc.GetNumArguments();
// if the third argument is supported, or varargs are allowed
PythonObject value_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_value));
PythonObject options_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_options));
if (argc.count == 3 || argc.has_varargs)
result = pfunc(value_arg,dict,options_arg);
else
result = pfunc(value_arg,dict);
retval = result.Str().GetString().str();
return true;
}
SWIGEXPORT void*
LLDBSwigPythonCreateSyntheticProvider
(
const char *python_class_name,
const char *session_dictionary_name,
const lldb::ValueObjectSP& valobj_sp
)
{
using namespace lldb_private;
if (python_class_name == NULL || python_class_name[0] == '\0' || !session_dictionary_name)
Py_RETURN_NONE;
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_class_name,dict);
if (!pfunc.IsAllocated())
Py_RETURN_NONE;
// I do not want the SBValue to be deallocated when going out of scope because python
// has ownership of it and will manage memory for this object by itself
lldb::SBValue *sb_value = new lldb::SBValue(valobj_sp);
sb_value->SetPreferSyntheticValue(false);
PythonObject val_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_value));
if (!val_arg.IsAllocated())
Py_RETURN_NONE;
PythonObject result = pfunc(val_arg, dict);
if (result.IsAllocated())
return result.release();
Py_RETURN_NONE;
}
SWIGEXPORT void*
LLDBSwigPythonCreateCommandObject
(
const char *python_class_name,
const char *session_dictionary_name,
const lldb::DebuggerSP debugger_sp
)
{
using namespace lldb_private;
if (python_class_name == NULL || python_class_name[0] == '\0' || !session_dictionary_name)
Py_RETURN_NONE;
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_class_name, dict);
if (!pfunc.IsAllocated())
return nullptr;
lldb::SBDebugger debugger_sb(debugger_sp);
PythonObject debugger_arg(PyRefType::Owned, SBTypeToSWIGWrapper(debugger_sb));
PythonObject result = pfunc(debugger_arg, dict);
if (result.IsAllocated())
return result.release();
Py_RETURN_NONE;
}
SWIGEXPORT void*
LLDBSwigPythonCreateScriptedThreadPlan
(
const char *python_class_name,
const char *session_dictionary_name,
const lldb::ThreadPlanSP& thread_plan_sp
)
{
using namespace lldb_private;
if (python_class_name == NULL || python_class_name[0] == '\0' || !session_dictionary_name)
Py_RETURN_NONE;
// I do not want the SBThreadPlan to be deallocated when going out of scope because python
// has ownership of it and will manage memory for this object by itself
lldb::SBThreadPlan *tp_value = new lldb::SBThreadPlan(thread_plan_sp);
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_class_name, dict);
if (!pfunc.IsAllocated())
return nullptr;
PythonObject tp_arg(PyRefType::Owned, SBTypeToSWIGWrapper(tp_value));
if (!tp_arg.IsAllocated())
Py_RETURN_NONE;
PythonObject result = pfunc(tp_arg, dict);
// FIXME: At this point we should check that the class we found supports all the methods
// that we need.
if (result.IsAllocated())
return result.release();
Py_RETURN_NONE;
}
SWIGEXPORT bool
LLDBSWIGPythonCallThreadPlan
(
void *implementor,
const char *method_name,
lldb_private::Event *event,
bool &got_error
)
{
using namespace lldb_private;
got_error = false;
PyErr_Cleaner py_err_cleaner(false);
PythonObject self(PyRefType::Borrowed, static_cast<PyObject*>(implementor));
auto pfunc = self.ResolveName<PythonCallable>(method_name);
if (!pfunc.IsAllocated())
return false;
PythonObject result;
if (event != nullptr)
{
lldb::SBEvent sb_event(event);
PythonObject event_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_event));
result = pfunc(event_arg);
}
else
result = pfunc();
if (PyErr_Occurred())
{
got_error = true;
printf ("Return value was neither false nor true for call to %s.\n", method_name);
PyErr_Print();
return false;
}
if (result.get() == Py_True)
return true;
else if (result.get() == Py_False)
return false;
// Somebody returned the wrong thing...
got_error = true;
printf ("Wrong return value type for call to %s.\n", method_name);
return false;
}
// wrapper that calls an optional instance member of an object taking no arguments
static PyObject*
LLDBSwigPython_CallOptionalMember
(
PyObject* implementor,
char* callee_name,
PyObject* ret_if_not_found = Py_None,
bool* was_found = NULL
)
{
using namespace lldb_private;
PyErr_Cleaner py_err_cleaner(false);
PythonObject self(PyRefType::Borrowed, static_cast<PyObject*>(implementor));
auto pfunc = self.ResolveName<PythonCallable>(callee_name);
if (!pfunc.IsAllocated())
{
if (was_found)
*was_found = false;
Py_XINCREF(ret_if_not_found);
return ret_if_not_found;
}
if (was_found)
*was_found = true;
PythonObject result = pfunc();
return result.release();
}
SWIGEXPORT size_t
LLDBSwigPython_CalculateNumChildren
(
PyObject *implementor,
uint32_t max
)
{
using namespace lldb_private;
PythonObject self(PyRefType::Borrowed, implementor);
auto pfunc = self.ResolveName<PythonCallable>("num_children");
if (!pfunc.IsAllocated())
return 0;
PythonObject result;
auto argc = pfunc.GetNumArguments();
if (argc.count == 1)
result = pfunc();
else if (argc.count == 2)
result = pfunc(PythonInteger(max));
if (!result.IsAllocated())
return 0;
PythonInteger int_result = result.AsType<PythonInteger>();
if (!int_result.IsAllocated())
return 0;
size_t ret_val = int_result.GetInteger();
if (PyErr_Occurred())
{
PyErr_Print();
PyErr_Clear();
}
if (argc.count == 1)
ret_val = std::min(ret_val, static_cast<size_t>(max));
return ret_val;
}
SWIGEXPORT PyObject*
LLDBSwigPython_GetChildAtIndex
(
PyObject *implementor,
uint32_t idx
)
{
using namespace lldb_private;
PyErr_Cleaner py_err_cleaner(true);
PythonObject self(PyRefType::Borrowed, implementor);
auto pfunc = self.ResolveName<PythonCallable>("get_child_at_index");
if (!pfunc.IsAllocated())
return nullptr;
PythonObject result = pfunc(PythonInteger(idx));
if (!result.IsAllocated())
return nullptr;
lldb::SBValue* sbvalue_ptr = nullptr;
if (SWIG_ConvertPtr(result.get(), (void**)&sbvalue_ptr, SWIGTYPE_p_lldb__SBValue, 0) == -1)
return nullptr;
if (sbvalue_ptr == nullptr)
return nullptr;
return result.release();
}
SWIGEXPORT int
LLDBSwigPython_GetIndexOfChildWithName
(
PyObject *implementor,
const char* child_name
)
{
using namespace lldb_private;
PyErr_Cleaner py_err_cleaner(true);
PythonObject self(PyRefType::Borrowed, implementor);
auto pfunc = self.ResolveName<PythonCallable>("get_child_index");
if (!pfunc.IsAllocated())
return UINT32_MAX;
PythonObject result = pfunc(PythonString(child_name));
if (!result.IsAllocated())
return UINT32_MAX;
PythonInteger int_result = result.AsType<PythonInteger>();
if (!int_result.IsAllocated())
return UINT32_MAX;
int64_t retval = int_result.GetInteger();
if (retval >= 0)
return (uint32_t)retval;
return UINT32_MAX;
}
SWIGEXPORT bool
LLDBSwigPython_UpdateSynthProviderInstance
(
PyObject *implementor
)
{
bool ret_val = false;
static char callee_name[] = "update";
PyObject* py_return = LLDBSwigPython_CallOptionalMember(implementor,callee_name);
if (py_return == Py_True)
ret_val = true;
Py_XDECREF(py_return);
return ret_val;
}
SWIGEXPORT bool
LLDBSwigPython_MightHaveChildrenSynthProviderInstance
(
PyObject *implementor
)
{
bool ret_val = false;
static char callee_name[] = "has_children";
PyObject* py_return = LLDBSwigPython_CallOptionalMember(implementor,callee_name, Py_True);
if (py_return == Py_True)
ret_val = true;
Py_XDECREF(py_return);
return ret_val;
}
SWIGEXPORT PyObject*
LLDBSwigPython_GetValueSynthProviderInstance
(
PyObject *implementor
)
{
PyObject* ret_val = nullptr;
static char callee_name[] = "get_value";
PyObject* py_return = LLDBSwigPython_CallOptionalMember(implementor,callee_name, Py_None);
if (py_return == Py_None || py_return == nullptr)
ret_val = nullptr;
lldb::SBValue* sbvalue_ptr = NULL;
if (SWIG_ConvertPtr(py_return, (void**)&sbvalue_ptr, SWIGTYPE_p_lldb__SBValue, 0) == -1)
ret_val = nullptr;
else if (sbvalue_ptr == NULL)
ret_val = nullptr;
else
ret_val = py_return;
Py_XDECREF(py_return);
return ret_val;
}
SWIGEXPORT void*
LLDBSWIGPython_CastPyObjectToSBValue
(
PyObject* data
)
{
lldb::SBValue* sb_ptr = NULL;
int valid_cast = SWIG_ConvertPtr(data, (void**)&sb_ptr, SWIGTYPE_p_lldb__SBValue, 0);
if (valid_cast == -1)
return NULL;
return sb_ptr;
}
// Currently, SBCommandReturnObjectReleaser wraps a unique pointer to an
// lldb_private::CommandReturnObject. This means that the destructor for the
// SB object will deallocate its contained CommandReturnObject. Because that
// object is used as the real return object for Python-based commands, we want
// it to stay around. Thus, we release the unique pointer before returning from
// LLDBSwigPythonCallCommand, and to guarantee that the release will occur no
// matter how we exit from the function, we have a releaser object whose
// destructor does the right thing for us
class SBCommandReturnObjectReleaser
{
public:
SBCommandReturnObjectReleaser (lldb::SBCommandReturnObject &obj) :
m_command_return_object_ref (obj)
{
}
~SBCommandReturnObjectReleaser ()
{
m_command_return_object_ref.Release();
}
private:
lldb::SBCommandReturnObject &m_command_return_object_ref;
};
SWIGEXPORT bool
LLDBSwigPythonCallCommand
(
const char *python_function_name,
const char *session_dictionary_name,
lldb::DebuggerSP& debugger,
const char* args,
lldb_private::CommandReturnObject& cmd_retobj,
lldb::ExecutionContextRefSP exe_ctx_ref_sp
)
{
using namespace lldb_private;
lldb::SBCommandReturnObject cmd_retobj_sb(&cmd_retobj);
SBCommandReturnObjectReleaser cmd_retobj_sb_releaser(cmd_retobj_sb);
lldb::SBDebugger debugger_sb(debugger);
lldb::SBExecutionContext exe_ctx_sb(exe_ctx_ref_sp);
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict);
if (!pfunc.IsAllocated())
return false;
// pass the pointer-to cmd_retobj_sb or watch the underlying object disappear from under you
// see comment above for SBCommandReturnObjectReleaser for further details
auto argc = pfunc.GetNumArguments();
PythonObject debugger_arg(PyRefType::Owned, SBTypeToSWIGWrapper(debugger_sb));
PythonObject exe_ctx_arg(PyRefType::Owned, SBTypeToSWIGWrapper(exe_ctx_sb));
PythonObject cmd_retobj_arg(PyRefType::Owned, SBTypeToSWIGWrapper(&cmd_retobj_sb));
if (argc.count == 5 || argc.is_bound_method || argc.has_varargs)
pfunc(debugger_arg, PythonString(args), exe_ctx_arg, cmd_retobj_arg, dict);
else
pfunc(debugger_arg, PythonString(args), cmd_retobj_arg, dict);
return true;
}
SWIGEXPORT bool
LLDBSwigPythonCallCommandObject
(
PyObject *implementor,
lldb::DebuggerSP& debugger,
const char* args,
lldb_private::CommandReturnObject& cmd_retobj,
lldb::ExecutionContextRefSP exe_ctx_ref_sp
)
{
using namespace lldb_private;
lldb::SBCommandReturnObject cmd_retobj_sb(&cmd_retobj);
SBCommandReturnObjectReleaser cmd_retobj_sb_releaser(cmd_retobj_sb);
lldb::SBDebugger debugger_sb(debugger);
lldb::SBExecutionContext exe_ctx_sb(exe_ctx_ref_sp);
PyErr_Cleaner py_err_cleaner(true);
PythonObject self(PyRefType::Borrowed, implementor);
auto pfunc = self.ResolveName<PythonCallable>("__call__");
if (!pfunc.IsAllocated())
return false;
// pass the pointer-to cmd_retobj_sb or watch the underlying object disappear from under you
// see comment above for SBCommandReturnObjectReleaser for further details
PythonObject debugger_arg(PyRefType::Owned, SBTypeToSWIGWrapper(debugger_sb));
PythonObject exe_ctx_arg(PyRefType::Owned, SBTypeToSWIGWrapper(exe_ctx_sb));
PythonObject cmd_retobj_arg(PyRefType::Owned, SBTypeToSWIGWrapper(&cmd_retobj_sb));
pfunc(debugger_arg, PythonString(args), exe_ctx_arg, cmd_retobj_arg);
return true;
}
SWIGEXPORT void*
LLDBSWIGPythonCreateOSPlugin
(
const char *python_class_name,
const char *session_dictionary_name,
const lldb::ProcessSP& process_sp
)
{
using namespace lldb_private;
if (python_class_name == NULL || python_class_name[0] == '\0' || !session_dictionary_name)
Py_RETURN_NONE;
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_class_name, dict);
if (!pfunc.IsAllocated())
Py_RETURN_NONE;
// I do not want the SBProcess to be deallocated when going out of scope because python
// has ownership of it and will manage memory for this object by itself
lldb::SBProcess *process_sb = new lldb::SBProcess(process_sp);
PythonObject process_arg(PyRefType::Owned, SBTypeToSWIGWrapper(process_sb));
if (!process_arg.IsAllocated())
Py_RETURN_NONE;
auto result = pfunc(process_arg);
if (result.IsAllocated())
return result.release();
Py_RETURN_NONE;
}
SWIGEXPORT void*
LLDBSWIGPython_GetDynamicSetting (void* module, const char* setting, const lldb::TargetSP& target_sp)
{
using namespace lldb_private;
if (!module || !setting)
Py_RETURN_NONE;
PyErr_Cleaner py_err_cleaner(true);
PythonObject py_module(PyRefType::Borrowed, (PyObject *)module);
auto pfunc = py_module.ResolveName<PythonCallable>("get_dynamic_setting");
if (!pfunc.IsAllocated())
Py_RETURN_NONE;
lldb::SBTarget target_sb(target_sp);
PythonObject target_arg(PyRefType::Owned, SBTypeToSWIGWrapper(target_sb));
auto result = pfunc(target_arg, PythonString(setting));
return result.release();
}
SWIGEXPORT bool
LLDBSWIGPythonRunScriptKeywordProcess
(const char* python_function_name,
const char* session_dictionary_name,
lldb::ProcessSP& process,
std::string& output)
{
using namespace lldb_private;
if (python_function_name == NULL || python_function_name[0] == '\0' || !session_dictionary_name)
return false;
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict);
if (!pfunc.IsAllocated())
return false;
lldb::SBProcess process_sb(process);
PythonObject process_arg(PyRefType::Owned, SBTypeToSWIGWrapper(process_sb));
auto result = pfunc(process_arg, dict);
output = result.Str().GetString().str();
return true;
}
SWIGEXPORT bool
LLDBSWIGPythonRunScriptKeywordThread
(const char* python_function_name,
const char* session_dictionary_name,
lldb::ThreadSP& thread,
std::string& output)
{
using namespace lldb_private;
if (python_function_name == NULL || python_function_name[0] == '\0' || !session_dictionary_name)
return false;
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict);
if (!pfunc.IsAllocated())
return false;
lldb::SBThread thread_sb(thread);
PythonObject thread_arg(PyRefType::Owned, SBTypeToSWIGWrapper(thread_sb));
auto result = pfunc(thread_arg, dict);
output = result.Str().GetString().str();
return true;
}
SWIGEXPORT bool
LLDBSWIGPythonRunScriptKeywordTarget
(const char* python_function_name,
const char* session_dictionary_name,
lldb::TargetSP& target,
std::string& output)
{
using namespace lldb_private;
if (python_function_name == NULL || python_function_name[0] == '\0' || !session_dictionary_name)
return false;
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name,dict);
if (!pfunc.IsAllocated())
return false;
lldb::SBTarget target_sb(target);
PythonObject target_arg(PyRefType::Owned, SBTypeToSWIGWrapper(target_sb));
auto result = pfunc(target_arg, dict);
output = result.Str().GetString().str();
return true;
}
SWIGEXPORT bool
LLDBSWIGPythonRunScriptKeywordFrame
(const char* python_function_name,
const char* session_dictionary_name,
lldb::StackFrameSP& frame,
std::string& output)
{
using namespace lldb_private;
if (python_function_name == NULL || python_function_name[0] == '\0' || !session_dictionary_name)
return false;
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name,dict);
if (!pfunc.IsAllocated())
return false;
lldb::SBFrame frame_sb(frame);
PythonObject frame_arg(PyRefType::Owned, SBTypeToSWIGWrapper(frame_sb));
auto result = pfunc(frame_arg, dict);
output = result.Str().GetString().str();
return true;
}
SWIGEXPORT bool
LLDBSWIGPythonRunScriptKeywordValue
(const char* python_function_name,
const char* session_dictionary_name,
lldb::ValueObjectSP& value,
std::string& output)
{
using namespace lldb_private;
if (python_function_name == NULL || python_function_name[0] == '\0' || !session_dictionary_name)
return false;
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict);
if (!pfunc.IsAllocated())
return false;
lldb::SBValue value_sb(value);
PythonObject value_arg(PyRefType::Owned, SBTypeToSWIGWrapper(value_sb));
auto result = pfunc(value_arg, dict);
output = result.Str().GetString().str();
return true;
}
SWIGEXPORT bool
LLDBSwigPythonCallModuleInit
(
const char *python_module_name,
const char *session_dictionary_name,
lldb::DebuggerSP& debugger
)
{
using namespace lldb_private;
std::string python_function_name_string = python_module_name;
python_function_name_string += ".__lldb_init_module";
const char* python_function_name = python_function_name_string.c_str();
PyErr_Cleaner py_err_cleaner(true);
auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name);
auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict);
// This method is optional and need not exist. So if we don't find it,
// it's actually a success, not a failure.
if (!pfunc.IsAllocated())
return true;
lldb::SBDebugger debugger_sb(debugger);
PythonObject debugger_arg(PyRefType::Owned, SBTypeToSWIGWrapper(debugger_sb));
pfunc(debugger_arg, dict);
return true;
}
%}
%runtime %{
// Forward declaration to be inserted at the start of LLDBWrapPython.h
#include "lldb/API/SBDebugger.h"
#include "lldb/API/SBValue.h"
SWIGEXPORT lldb::ValueObjectSP
LLDBSWIGPython_GetValueObjectSPFromSBValue (void* data)
{
lldb::ValueObjectSP valobj_sp;
if (data)
{
lldb::SBValue* sb_ptr = (lldb::SBValue *)data;
valobj_sp = sb_ptr->GetSP();
}
return valobj_sp;
}
#ifdef __cplusplus
extern "C" {
#endif
void LLDBSwigPythonCallPythonLogOutputCallback(const char *str, void *baton);
#ifdef __cplusplus
}
#endif
%}
%wrapper %{
// For the LogOutputCallback functions
void LLDBSwigPythonCallPythonLogOutputCallback(const char *str, void *baton) {
if (baton != Py_None) {
SWIG_PYTHON_THREAD_BEGIN_BLOCK;
PyObject_CallFunction(reinterpret_cast<PyObject*>(baton), const_cast<char*>("s"), str);
SWIG_PYTHON_THREAD_END_BLOCK;
}
}
%}