1 /* Python interface to objfiles.
3 Copyright (C) 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
21 #include "python-internal.h"
30 /* The corresponding objfile. */
31 struct objfile
*objfile
;
33 /* The pretty-printer list of functions. */
37 static PyTypeObject objfile_object_type
;
39 static const struct objfile_data
*objfpy_objfile_data_key
;
43 /* An Objfile method which returns the objfile's file name, or None. */
45 objfpy_get_filename (PyObject
*self
, void *closure
)
47 objfile_object
*obj
= (objfile_object
*) self
;
50 return PyString_Decode (obj
->objfile
->name
, strlen (obj
->objfile
->name
),
51 host_charset (), NULL
);
56 objfpy_dealloc (PyObject
*o
)
58 objfile_object
*self
= (objfile_object
*) o
;
60 Py_XDECREF (self
->printers
);
61 self
->ob_type
->tp_free ((PyObject
*) self
);
65 objfpy_new (PyTypeObject
*type
, PyObject
*args
, PyObject
*keywords
)
67 objfile_object
*self
= (objfile_object
*) type
->tp_alloc (type
, 0);
73 self
->printers
= PyList_New (0);
80 return (PyObject
*) self
;
84 objfpy_get_printers (PyObject
*o
, void *ignore
)
86 objfile_object
*self
= (objfile_object
*) o
;
88 Py_INCREF (self
->printers
);
89 return self
->printers
;
93 objfpy_set_printers (PyObject
*o
, PyObject
*value
, void *ignore
)
96 objfile_object
*self
= (objfile_object
*) o
;
100 PyErr_SetString (PyExc_TypeError
,
101 _("Cannot delete the pretty_printers attribute."));
105 if (! PyList_Check (value
))
107 PyErr_SetString (PyExc_TypeError
,
108 _("The pretty_printers attribute must be a list."));
112 /* Take care in case the LHS and RHS are related somehow. */
113 tmp
= self
->printers
;
115 self
->printers
= value
;
123 /* Clear the OBJFILE pointer in an Objfile object and remove the
126 py_free_objfile (struct objfile
*objfile
, void *datum
)
128 struct cleanup
*cleanup
;
129 objfile_object
*object
= datum
;
131 cleanup
= ensure_python_env (get_objfile_arch (objfile
), current_language
);
132 object
->objfile
= NULL
;
133 Py_DECREF ((PyObject
*) object
);
134 do_cleanups (cleanup
);
137 /* Return a borrowed reference to the Python object of type Objfile
138 representing OBJFILE. If the object has already been created,
139 return it. Otherwise, create it. Return NULL and set the Python
142 objfile_to_objfile_object (struct objfile
*objfile
)
144 objfile_object
*object
;
146 object
= objfile_data (objfile
, objfpy_objfile_data_key
);
149 object
= PyObject_New (objfile_object
, &objfile_object_type
);
152 object
->objfile
= objfile
;
154 object
->printers
= PyList_New (0);
155 if (!object
->printers
)
161 set_objfile_data (objfile
, objfpy_objfile_data_key
, object
);
165 return (PyObject
*) object
;
169 gdbpy_initialize_objfile (void)
171 objfpy_objfile_data_key
172 = register_objfile_data_with_cleanup (NULL
, py_free_objfile
);
174 if (PyType_Ready (&objfile_object_type
) < 0)
177 Py_INCREF (&objfile_object_type
);
178 PyModule_AddObject (gdb_module
, "Objfile", (PyObject
*) &objfile_object_type
);
183 static PyGetSetDef objfile_getset
[] =
185 { "filename", objfpy_get_filename
, NULL
,
186 "The objfile's filename, or None.", NULL
},
187 { "pretty_printers", objfpy_get_printers
, objfpy_set_printers
,
188 "Pretty printers.", NULL
},
192 static PyTypeObject objfile_object_type
=
194 PyObject_HEAD_INIT (NULL
)
196 "gdb.Objfile", /*tp_name*/
197 sizeof (objfile_object
), /*tp_basicsize*/
199 objfpy_dealloc
, /*tp_dealloc*/
206 0, /*tp_as_sequence*/
214 Py_TPFLAGS_DEFAULT
, /*tp_flags*/
215 "GDB objfile object", /* tp_doc */
218 0, /* tp_richcompare */
219 0, /* tp_weaklistoffset */
224 objfile_getset
, /* tp_getset */
227 0, /* tp_descr_get */
228 0, /* tp_descr_set */
229 0, /* tp_dictoffset */
232 objfpy_new
, /* tp_new */