patch 8.0.1846: Python interface is incompatible with lldb

Problem:    Python interface is incompatible with lldb.
Solution:   For OutputType set the base to be PyFile_Type. (Boxu Zhang)
            Partly disabled to avoid a crash.

Author: brammool

src/if_py_both.h

@@ -6333,9 +6333,12 @@ init_structs(void)
     OutputType.tp_alloc = call_PyType_GenericAlloc;
     OutputType.tp_new = call_PyType_GenericNew;
     OutputType.tp_free = call_PyObject_Free;
+    OutputType.tp_base = &PyStdPrinter_Type;
 #else
     OutputType.tp_getattr = (getattrfunc)OutputGetattr;
     OutputType.tp_setattr = (setattrfunc)OutputSetattr;
+    // Disabled, because this causes a crash in test86
+    // OutputType.tp_base = &PyFile_Type;
 #endif
 
     vim_memset(&IterType, 0, sizeof(IterType));

src/if_python.c

@@ -247,6 +247,7 @@ struct PyMethodDef { Py_ssize_t a; };
 # define PySys_GetObject dll_PySys_GetObject
 # define PySys_SetArgv dll_PySys_SetArgv
 # define PyType_Type (*dll_PyType_Type)
+# define PyFile_Type (*dll_PyFile_Type)
 # define PySlice_Type (*dll_PySlice_Type)
 # define PyType_Ready (*dll_PyType_Ready)
 # define PyType_GenericAlloc dll_PyType_GenericAlloc
@@ -395,6 +396,7 @@ static int(*dll_PySys_SetObject)(char *, PyObject *);
 static PyObject *(*dll_PySys_GetObject)(char *);
 static int(*dll_PySys_SetArgv)(int, char **);
 static PyTypeObject* dll_PyType_Type;
+static PyTypeObject* dll_PyFile_Type;
 static PyTypeObject* dll_PySlice_Type;
 static int (*dll_PyType_Ready)(PyTypeObject *type);
 static PyObject* (*dll_PyType_GenericAlloc)(PyTypeObject *type, PyInt nitems);
@@ -580,6 +582,7 @@ static struct
     {"PySys_GetObject", (PYTHON_PROC*)&dll_PySys_GetObject},
     {"PySys_SetArgv", (PYTHON_PROC*)&dll_PySys_SetArgv},
     {"PyType_Type", (PYTHON_PROC*)&dll_PyType_Type},
+    {"PyFile_Type", (PYTHON_PROC*)&dll_PyFile_Type},
     {"PySlice_Type", (PYTHON_PROC*)&dll_PySlice_Type},
     {"PyType_Ready", (PYTHON_PROC*)&dll_PyType_Ready},
     {"PyType_GenericAlloc", (PYTHON_PROC*)&dll_PyType_GenericAlloc},

src/if_python3.c

@@ -231,6 +231,7 @@ typedef PySliceObject PySliceObject_T;
 # define PyFloat_AsDouble py3_PyFloat_AsDouble
 # define PyObject_GenericGetAttr py3_PyObject_GenericGetAttr
 # define PyType_Type (*py3_PyType_Type)
+# define PyStdPrinter_Type (*py3_PyStdPrinter_Type)
 # define PySlice_Type (*py3_PySlice_Type)
 # define PyFloat_Type (*py3_PyFloat_Type)
 # define PyNumber_Check (*py3_PyNumber_Check)
@@ -388,6 +389,7 @@ static PyObject* (*py3_PyObject_GenericGetAttr)(PyObject *obj, PyObject *name);
 static PyObject* (*py3_PyType_GenericAlloc)(PyTypeObject *type, Py_ssize_t nitems);
 static PyObject* (*py3_PyType_GenericNew)(PyTypeObject *type, PyObject *args, PyObject *kwds);
 static PyTypeObject* py3_PyType_Type;
+static PyTypeObject* py3_PyStdPrinter_Type;
 static PyTypeObject* py3_PySlice_Type;
 static PyTypeObject* py3_PyFloat_Type;
 static PyTypeObject* py3_PyBool_Type;
@@ -548,6 +550,7 @@ static struct
     {"PyType_GenericAlloc", (PYTHON_PROC*)&py3_PyType_GenericAlloc},
     {"PyType_GenericNew", (PYTHON_PROC*)&py3_PyType_GenericNew},
     {"PyType_Type", (PYTHON_PROC*)&py3_PyType_Type},
+    {"PyStdPrinter_Type", (PYTHON_PROC*)&py3_PyStdPrinter_Type},
     {"PySlice_Type", (PYTHON_PROC*)&py3_PySlice_Type},
     {"PyFloat_Type", (PYTHON_PROC*)&py3_PyFloat_Type},
     {"PyBool_Type", (PYTHON_PROC*)&py3_PyBool_Type},

src/version.c

@@ -761,6 +761,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1846,
 /**/
     1845,
 /**/