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Diffstat (limited to 'source/blender/python/generic/python_utildefines.h')
-rw-r--r-- | source/blender/python/generic/python_utildefines.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/source/blender/python/generic/python_utildefines.h b/source/blender/python/generic/python_utildefines.h new file mode 100644 index 00000000000..f7d3e7a8b4a --- /dev/null +++ b/source/blender/python/generic/python_utildefines.h @@ -0,0 +1,60 @@ +/* + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +/** \file blender/python/generic/python_utildefines.h + * \ingroup pygen + * \brief header-only utilities + * \note light addition to Python.h, use py_capi_utils.h for larger features. + */ + +#ifndef __PYTHON_UTILDEFINES_H__ +#define __PYTHON_UTILDEFINES_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +#define PyTuple_SET_ITEMS(op_arg, ...) \ +{ \ + PyTupleObject *op = (PyTupleObject *)op_arg; \ + PyObject **ob_items = op->ob_item; \ + CHECK_TYPE_ANY(op_arg, PyObject *, PyTupleObject *); \ + BLI_assert(_VA_NARGS_COUNT(__VA_ARGS__) == PyTuple_GET_SIZE(op)); \ + ARRAY_SET_ITEMS(ob_items, __VA_ARGS__); \ +} (void)0 + +/* wrap Py_INCREF & return the result, + * use sparingly to avoid comma operator or temp var assignment */ +BLI_INLINE PyObject *Py_INCREF_RET(PyObject *op) { Py_INCREF(op); return op; } + +/* append & transfer ownership to the list, avoids inline Py_DECREF all over (which is quite a large macro) */ +BLI_INLINE int PyList_APPEND(PyObject *op, PyObject *v) +{ + int ret = PyList_Append(op, v); + Py_DecRef(v); + return ret; +} + +#ifdef __cplusplus +} +#endif + +#endif /* __PYTHON_UTILDEFINES_H__ */ + |