Adding bindings to the Script Interpreter for some basic Python OS plugin functionality (still WIP)
git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@162513 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Interpreter/ScriptInterpreterPython.cpp b/source/Interpreter/ScriptInterpreterPython.cpp
index 79089c5..94b27bb 100644
--- a/source/Interpreter/ScriptInterpreterPython.cpp
+++ b/source/Interpreter/ScriptInterpreterPython.cpp
@@ -55,6 +55,7 @@
static ScriptInterpreter::SWIGPythonUpdateSynthProviderInstance g_swig_update_provider = NULL;
static ScriptInterpreter::SWIGPythonCallCommand g_swig_call_command = NULL;
static ScriptInterpreter::SWIGPythonCallModuleInit g_swig_call_module_init = NULL;
+static ScriptInterpreter::SWIGPythonCreateOSPlugin g_swig_create_os_plugin = NULL;
// these are the Pythonic implementations of the required callbacks
// these are scripting-language specific, which is why they belong here
@@ -121,6 +122,13 @@
lldb::DebuggerSP& debugger
);
+extern "C" void* LLDBSWIGPythonCreateOSPlugin
+(
+ const std::string python_class_name,
+ const char *session_dictionary_name,
+ const lldb::ProcessSP& process_sp
+);
+
static int
_check_and_flush (FILE *stream)
{
@@ -1697,6 +1705,85 @@
}
lldb::ScriptInterpreterObjectSP
+ScriptInterpreterPython::CreateOSPlugin (std::string class_name,
+ lldb::ProcessSP process_sp)
+{
+ if (class_name.empty())
+ return lldb::ScriptInterpreterObjectSP();
+
+ if (!process_sp)
+ return lldb::ScriptInterpreterObjectSP();
+
+ void* ret_val;
+
+ {
+ Locker py_lock(this);
+ ret_val = g_swig_create_os_plugin (class_name,
+ m_dictionary_name.c_str(),
+ process_sp);
+ }
+
+ return MakeScriptObject(ret_val);
+}
+
+lldb::ScriptInterpreterObjectSP
+ScriptInterpreterPython::OSPlugin_QueryForRegisterInfo (lldb::ScriptInterpreterObjectSP object)
+{
+ static char callee_name[] = "get_register_info";
+
+ if (!object)
+ return lldb::ScriptInterpreterObjectSP();
+
+ PyObject* implementor = (PyObject*)object->GetObject();
+
+ if (implementor == NULL || implementor == Py_None)
+ return lldb::ScriptInterpreterObjectSP();
+
+ PyObject* pmeth = PyObject_GetAttrString(implementor, callee_name);
+
+ if (PyErr_Occurred())
+ {
+ PyErr_Clear();
+ }
+
+ if (pmeth == NULL || pmeth == Py_None)
+ {
+ Py_XDECREF(pmeth);
+ return lldb::ScriptInterpreterObjectSP();
+ }
+
+ if (PyCallable_Check(pmeth) == 0)
+ {
+ if (PyErr_Occurred())
+ {
+ PyErr_Clear();
+ }
+
+ Py_XDECREF(pmeth);
+ return lldb::ScriptInterpreterObjectSP();
+ }
+
+ if (PyErr_Occurred())
+ {
+ PyErr_Clear();
+ }
+
+ Py_XDECREF(pmeth);
+
+ // right now we know this function exists and is callable..
+ PyObject* py_return = PyObject_CallMethod(implementor, callee_name, NULL);
+
+ // if it fails, print the error but otherwise go on
+ if (PyErr_Occurred())
+ {
+ PyErr_Print();
+ PyErr_Clear();
+ }
+
+ return MakeScriptObject(py_return);
+}
+
+lldb::ScriptInterpreterObjectSP
ScriptInterpreterPython::CreateSyntheticScriptedProvider (std::string class_name,
lldb::ValueObjectSP valobj)
{
@@ -2366,6 +2453,7 @@
g_swig_update_provider = LLDBSwigPython_UpdateSynthProviderInstance;
g_swig_call_command = LLDBSwigPythonCallCommand;
g_swig_call_module_init = LLDBSwigPythonCallModuleInit;
+ g_swig_create_os_plugin = LLDBSWIGPythonCreateOSPlugin;
}
void