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/*
* Virt Viewer: A virtual machine console viewer
*
* Copyright (C) 2007-2009 Red Hat, Inc.
* Copyright (C) 2009-2012 Daniel P. Berrange
* Copyright (C) 2010 Marc-André Lureau
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Daniel P. Berrange <berrange@redhat.com>
*/
#include <config.h>
#ifndef _VIRT_GLIB_COMPAT_H
# define _VIRT_GLIB_COMPAT_H 1
#include <glib-object.h>
G_BEGIN_DECLS
#ifndef g_clear_pointer
#define g_clear_pointer(pp, destroy) \
G_STMT_START { \
G_STATIC_ASSERT (sizeof *(pp) == sizeof (gpointer)); \
/* Only one access, please */ \
gpointer *_pp = (gpointer *) (pp); \
gpointer _p; \
/* This assignment is needed to avoid a gcc warning */ \
GDestroyNotify _destroy = (GDestroyNotify) (destroy); \
\
(void) (0 ? (gpointer) *(pp) : 0); \
do \
_p = g_atomic_pointer_get (_pp); \
while G_UNLIKELY (!g_atomic_pointer_compare_and_exchange (_pp, _p, NULL)); \
\
if (_p) \
_destroy (_p); \
} G_STMT_END
#endif
#if !GLIB_CHECK_VERSION(2,28,0)
#define g_clear_object(object_ptr) \
G_STMT_START { \
/* Only one access, please */ \
gpointer *_p = (gpointer) (object_ptr); \
gpointer _o; \
\
do \
_o = g_atomic_pointer_get (_p); \
while G_UNLIKELY (!g_atomic_pointer_compare_and_exchange (_p, _o, NULL));\
\
if (_o) \
g_object_unref (_o); \
} G_STMT_END
#endif
#if !GLIB_CHECK_VERSION(2,32,0)
GByteArray *g_byte_array_new_take (guint8 *data, gsize len);
#define G_SOURCE_CONTINUE TRUE
#define G_SOURCE_REMOVE FALSE
#endif
#if GLIB_CHECK_VERSION(2,31,0)
#define g_mutex_new() g_new0(GMutex, 1)
#endif
G_END_DECLS
#endif // _VIRT_GLIB_COMPAT_H
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