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- /*****************************************************************************
- * vlc_xlib.h: initialization of Xlib
- *****************************************************************************
- * Copyright (C) 2010 Rémi Denis-Courmont
- *
- * 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.
- *****************************************************************************/
-
- #ifndef VLC_XLIB_H
- # define VLC_XLIB_H 1
-
- # include <stdio.h>
- # include <stdlib.h>
- # include <X11/Xlib.h>
- # include <X11/Xlibint.h>
-
- static inline bool vlc_xlib_init (vlc_object_t *obj)
- {
- if (!var_InheritBool (obj, "xlib"))
- return false;
-
- bool ok = false;
-
- /* XInitThreads() can be called multiple times,
- * but it is not reentrant, so we need this global lock. */
- vlc_global_lock (VLC_XLIB_MUTEX);
-
- if (_Xglobal_lock == NULL && unlikely(_XErrorFunction != NULL))
- /* (_Xglobal_lock == NULL) => Xlib threads not initialized */
- /* (_XErrorFunction != NULL) => Xlib already in use */
- fprintf (stderr, "%s:%u:%s: Xlib not initialized for threads.\n"
- "This process is probably using LibVLC incorrectly.\n"
- "Pass \"--no-xlib\" to libvlc_new() to fix this.\n",
- __FILE__, __LINE__, __func__);
- else if (XInitThreads ())
- ok = true;
-
- vlc_global_unlock (VLC_XLIB_MUTEX);
-
- if (!ok)
- msg_Err (obj, "Xlib not initialized for threads");
- return ok;
- }
-
- #endif
-