midori/katze/katze-utils.h

51 lines
1.1 KiB
C

/*
Copyright (C) 2007 Christian Dywan <christian@twotoasts.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
See the file COPYING for the full license text.
*/
#ifndef __KATZE_UTILS_H__
#define __KATZE_UTILS_H__
#include <glib-object.h>
G_BEGIN_DECLS
/**
* katze_assign:
* @lvalue: a pointer
* @rvalue: the new value
*
* Frees @lvalue if needed and assigns it the value of @rvalue.
**/
#define katze_assign(lvalue, rvalue) \
if (1) \
{ \
g_free (lvalue); \
lvalue = rvalue; \
}
/**
* katze_object_assign:
* @lvalue: a gobject
* @rvalue: the new value
*
* Unrefs @lvalue if needed and assigns it the value of @rvalue.
**/
#define katze_object_assign(lvalue, rvalue) \
if (1) \
{ \
if (lvalue) \
g_object_unref (lvalue); \
lvalue = rvalue; \
}
G_END_DECLS
#endif /* __KATZE_UTILS_H__ */