* NEWS: Update.

* data-directory/Makefile.in (PYTHON_FILES): Add
	type_printers.py.
	* python/lib/gdb/command/type_printers.py: New file.
	* python/lib/gdb/command/types.py (TypePrinter): New class.
	(_get_some_type_recognizers, get_type_recognizers,
	apply_type_recognizers, register_type_printer): New
	functions.
	* python/py-objfile.c (objfile_object) <type_printers>: New
	field.
	(objfpy_dealloc): Decref new field.
	(objfpy_new): Set new field.
	(objfpy_get_type_printers, objfpy_set_type_printers): New
	functions.
	(objfile_to_objfile_object): Set new field.
	(objfile_getset): Add "type_printers".
	* python/py-progspace.c (pspace_object) <type_printers>: New
	field.
	(pspy_dealloc): Decref new field.
	(pspy_new): Set new field.
	(pspy_get_type_printers, pspy_set_type_printers): New functions.
	(pspace_to_pspace_object): Set new field.
	(pspace_getset): Add "type_printers".
	* python/python.c (start_type_printers, apply_type_printers,
	free_type_printers): New functions.
	(_initialize_python): Set gdb.type_printers.
	* python/python.h (start_type_printers, apply_type_printers,
	free_type_printers): Declare.
	* typeprint.c (type_print_raw_options, default_ptype_flags):
	Update for new fields.
	(do_free_global_table, create_global_typedef_table,
	find_global_typedef): New functions.
	(find_typedef_in_hash): Use find_global_typedef.
	(whatis_exp): Use create_global_typedef_table.  Change cleanup
	handling.
	* typeprint.h (struct type_print_options) <global_typedefs,
	global_printers>: New fields.
doc
	* gdb.texinfo (Symbols): Document "info type-printers",
	"enable type-printer" and "disable type-printer".
	(Python API): Add new node to menu.
	(Type Printing API): New node.
	(Progspaces In Python): Document type_printers field.
	(Objfiles In Python): Likewise.
	(gdb.types) <get_type_recognizers, apply_type_recognizers,
	register_type_printer, TypePrinter>: Document.
testsuite
	* gdb.base/completion.exp: Update for "info type-printers".
	* gdb.python/py-typeprint.cc: New file.
	* gdb.python/py-typeprint.exp: New file.
	* gdb.python/py-typeprint.py: New file.

gdb/python/py-objfile.c

@@ -32,6 +32,9 @@ typedef struct
 
   /* The pretty-printer list of functions.  */
   PyObject *printers;
+
+  /* The type-printer list.  */
+  PyObject *type_printers;
 } objfile_object;
 
 static PyTypeObject objfile_object_type;
@@ -58,6 +61,7 @@ objfpy_dealloc (PyObject *o)
   objfile_object *self = (objfile_object *) o;
 
   Py_XDECREF (self->printers);
+  Py_XDECREF (self->type_printers);
   self->ob_type->tp_free ((PyObject *) self);
 }
 
@@ -76,6 +80,13 @@ objfpy_new (PyTypeObject *type, PyObject *args, PyObject *keywords)
 	  Py_DECREF (self);
 	  return NULL;
 	}
+
+      self->type_printers = PyList_New (0);
+      if (!self->type_printers)
+	{
+	  Py_DECREF (self);
+	  return NULL;
+	}
     }
   return (PyObject *) self;
 }
@@ -118,6 +129,48 @@ objfpy_set_printers (PyObject *o, PyObject *value, void *ignore)
   return 0;
 }
 
+/* Get the 'type_printers' attribute.  */
+
+static PyObject *
+objfpy_get_type_printers (PyObject *o, void *ignore)
+{
+  objfile_object *self = (objfile_object *) o;
+
+  Py_INCREF (self->type_printers);
+  return self->type_printers;
+}
+
+/* Set the 'type_printers' attribute.  */
+
+static int
+objfpy_set_type_printers (PyObject *o, PyObject *value, void *ignore)
+{
+  PyObject *tmp;
+  objfile_object *self = (objfile_object *) o;
+
+  if (! value)
+    {
+      PyErr_SetString (PyExc_TypeError,
+		       _("Cannot delete the type_printers attribute."));
+      return -1;
+    }
+
+  if (! PyList_Check (value))
+    {
+      PyErr_SetString (PyExc_TypeError,
+		       _("The type_printers attribute must be a list."));
+      return -1;
+    }
+
+  /* Take care in case the LHS and RHS are related somehow.  */
+  tmp = self->type_printers;
+  Py_INCREF (value);
+  self->type_printers = value;
+  Py_XDECREF (tmp);
+
+  return 0;
+}
+
 /* Implementation of gdb.Objfile.is_valid (self) -> Boolean.
    Returns True if this object file still exists in GDB.  */
 
@@ -172,6 +225,13 @@ objfile_to_objfile_object (struct objfile *objfile)
 	      return NULL;
 	    }
 
+	  object->type_printers = PyList_New (0);
+	  if (!object->type_printers)
+	    {
+	      Py_DECREF (object);
+	      return NULL;
+	    }
+
 	  set_objfile_data (objfile, objfpy_objfile_data_key, object);
 	}
     }
@@ -210,6 +270,8 @@ static PyGetSetDef objfile_getset[] =
     "The objfile's filename, or None.", NULL },
   { "pretty_printers", objfpy_get_printers, objfpy_set_printers,
     "Pretty printers.", NULL },
+  { "type_printers", objfpy_get_type_printers, objfpy_set_type_printers,
+    "Type printers.", NULL },
   { NULL }
 };