patch gdb python bindings to expose InferiorThread extra_info string 🙃

gdb-python-thread-extra_info.patch

diff --git a/gdb/python/py-infthread.c b/gdb/python/py-infthread.c
index 4b2705a0af..34983f0ec5 100644
--- a/gdb/python/py-infthread.c
+++ b/gdb/python/py-infthread.c
@@ -117,6 +117,22 @@ thpy_set_name (PyObject *self, PyObject *newvalue, void *ignore)
   return 0;
 }
 
+static PyObject *
+thpy_get_extra_info (PyObject *self, void *ignore)
+{
+  thread_object *thread_obj = (thread_object *) self;
+  const char *extra_info;
+
+  THPY_REQUIRE_VALID (thread_obj);
+
+  extra_info = target_extra_thread_info(thread_obj->thread);
+
+  if (extra_info == NULL)
+    Py_RETURN_NONE;
+
+  return PyString_FromString (extra_info);
+}
+
 /* Getter for InferiorThread.num.  */
 
 static PyObject *
@@ -303,6 +319,8 @@ static gdb_PyGetSetDef thread_object_getset[] =
 {
   { "name", thpy_get_name, thpy_set_name,
     "The name of the thread, as set by the user or the OS.", NULL },
+  { "extra_info", thpy_get_extra_info, NULL,
+    "Extra info string associated with the thread.", NULL },
   { "num", thpy_get_num, NULL,
     "Per-inferior number of the thread, as assigned by GDB.", NULL },
   { "global_num", thpy_get_global_num, NULL,