* vlc_threads.h : threads implementation for the VideoLAN client
* This header provides portable declarations for mutexes & conditions
*****************************************************************************
- * Copyright (C) 1999, 2002 VideoLAN (Centrale Réseaux) and its contributors
+ * Copyright (C) 1999, 2002 the VideoLAN team
* $Id$
*
* Authors: Jean-Marc Dressler <polux@via.ecp.fr>
*
* 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, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-#include <stdio.h>
-
-#if defined(DEBUG) && defined(HAVE_SYS_TIME_H)
-# include <sys/time.h>
+#if !defined( __LIBVLC__ )
+ #error You are not libvlc or one of its plugins. You cannot include this file
#endif
-#if defined( PTH_INIT_IN_PTH_H ) /* GNU Pth */
-# include <pth.h>
+#ifndef _VLC_THREADS_H_
+#define _VLC_THREADS_H_
-#elif defined( ST_INIT_IN_ST_H ) /* State threads */
-# include <st.h>
+#include <stdio.h>
-#elif defined( UNDER_CE )
+#if defined( UNDER_CE )
/* WinCE API */
#elif defined( WIN32 )
# include <process.h> /* Win32 API */
# include <kernel/scheduler.h>
# include <byteorder.h>
-#elif defined( PTHREAD_COND_T_IN_PTHREAD_H ) /* pthreads (like Linux & BSD) */
-# include <pthread.h>
-# ifdef DEBUG
- /* Needed for pthread_cond_timedwait */
-# include <errno.h>
-# endif
- /* This is not prototyped under Linux, though it exists. */
- int pthread_mutexattr_setkind_np( pthread_mutexattr_t *attr, int kind );
-
-#elif defined( HAVE_CTHREADS_H ) /* GNUMach */
-# include <cthreads.h>
+#else /* pthreads (like Linux & BSD) */
+# define LIBVLC_USE_PTHREAD 1
+# define _APPLE_C_SOURCE 1 /* Proper pthread semantics on OSX */
-#else
-# error no threads available on your system !
+# include <unistd.h> /* _POSIX_SPIN_LOCKS */
+# include <pthread.h>
+ /* Needed for pthread_cond_timedwait */
+# include <errno.h>
+# include <time.h>
#endif
*****************************************************************************/
/* Thread priorities */
-#ifdef SYS_DARWIN
+#ifdef __APPLE__
# define VLC_THREAD_PRIORITY_LOW (-47)
# define VLC_THREAD_PRIORITY_INPUT 37
# define VLC_THREAD_PRIORITY_AUDIO 37
# define VLC_THREAD_PRIORITY_OUTPUT 15
# define VLC_THREAD_PRIORITY_HIGHEST 15
-#elif defined(PTHREAD_COND_T_IN_PTHREAD_H)
+#elif defined(LIBVLC_USE_PTHREAD)
# define VLC_THREAD_PRIORITY_LOW 0
# define VLC_THREAD_PRIORITY_INPUT 20
# define VLC_THREAD_PRIORITY_AUDIO 10
* Type definitions
*****************************************************************************/
-#if defined( PTH_INIT_IN_PTH_H )
-typedef pth_t vlc_thread_t;
-typedef struct
-{
- pth_mutex_t mutex;
- vlc_object_t * p_this;
-} vlc_mutex_t;
+#if defined( WIN32 ) || defined( UNDER_CE )
typedef struct
{
- pth_cond_t cond;
- vlc_object_t * p_this;
-} vlc_cond_t;
+ /* thread id */
+ DWORD id;
+ /*
+ ** handle to created thread, needs be closed to dispose of it
+ ** even after thread has exited
+ */
+ HANDLE hThread;
+} vlc_thread_t;
-#elif defined( ST_INIT_IN_ST_H )
-typedef st_thread_t vlc_thread_t;
-typedef struct
-{
- st_mutex_t mutex;
- vlc_object_t * p_this;
-} vlc_mutex_t;
-typedef struct
-{
- st_cond_t cond;
- vlc_object_t * p_this;
-} vlc_cond_t;
-
-#elif defined( WIN32 ) || defined( UNDER_CE )
-typedef HANDLE vlc_thread_t;
typedef BOOL (WINAPI *SIGNALOBJECTANDWAIT) ( HANDLE, HANDLE, DWORD, BOOL );
-typedef unsigned (WINAPI *PTHREAD_START) (void *);
typedef struct
{
HANDLE mutex;
/* Win95/98/ME implementation */
CRITICAL_SECTION csection;
-
- vlc_object_t * p_this;
} vlc_mutex_t;
typedef struct
HANDLE semaphore;
CRITICAL_SECTION csection;
int i_win9x_cv;
-
- vlc_object_t * p_this;
} vlc_cond_t;
+typedef struct
+{
+ DWORD handle;
+} vlc_threadvar_t;
+
#elif defined( HAVE_KERNEL_SCHEDULER_H )
/* This is the BeOS implementation of the vlc threads, note that the mutex is
* not a real mutex and the cond_var is not like a pthread cond_var but it is
- * enough for what wee need */
+ * enough for what we need */
typedef thread_id vlc_thread_t;
{
int32_t init;
sem_id lock;
-
- vlc_object_t * p_this;
} vlc_mutex_t;
typedef struct
{
int32_t init;
thread_id thread;
-
- vlc_object_t * p_this;
} vlc_cond_t;
-#elif defined( PTHREAD_COND_T_IN_PTHREAD_H )
+typedef struct
+{
+} vlc_threadvar_t;
+
+
+#else
typedef pthread_t vlc_thread_t;
typedef struct
{
pthread_mutex_t mutex;
- vlc_object_t * p_this;
} vlc_mutex_t;
typedef struct
{
pthread_cond_t cond;
- vlc_object_t * p_this;
} vlc_cond_t;
-#elif defined( HAVE_CTHREADS_H )
-typedef cthread_t vlc_thread_t;
-
-/* Those structs are the ones defined in /include/cthreads.h but we need
- * to handle (&foo) where foo is a (mutex_t) while they handle (foo) where
- * foo is a (mutex_t*) */
typedef struct
{
- spin_lock_t held;
- spin_lock_t lock;
- char *name;
- struct cthread_queue queue;
-
- vlc_object_t * p_this;
-} vlc_mutex_t;
-
-typedef struct
-{
- spin_lock_t lock;
- struct cthread_queue queue;
- char *name;
- struct cond_imp *implications;
-
- vlc_object_t * p_this;
-} vlc_cond_t;
+ pthread_key_t handle;
+} vlc_threadvar_t;
#endif
+#endif /* !_VLC_THREADS_H */