gdb/python/py-ref.h

   1 /* Python reference-holding class
   2
   3    Copyright (C) 2016 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   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.
  11
  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.
  16
  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/>.  */
  19
  20 #ifndef GDB_PYTHON_REF_H
  21 #define GDB_PYTHON_REF_H
  22
  23 #include "common/gdb_ref_ptr.h"
  24
  25 /* A policy class for gdb::ref_ptr for Python reference counting.  */
  26 struct gdbpy_ref_policy
  27 {
  28   static void incref (PyObject *ptr)
  29   {
  30     Py_INCREF (ptr);
  31   }
  32
  33   static void decref (PyObject *ptr)
  34   {
  35     Py_DECREF (ptr);
  36   }
  37 };
  38
  39 /* A gdb::ref_ptr that has been specialized for Python objects.  */
  40 typedef gdb::ref_ptr<PyObject, gdbpy_ref_policy> gdbpy_ref;
  41
  42 #endif /* GDB_PYTHON_REF_H */