/usr/include/libvisual-0.4/libvisual/lv_thread.h is in libvisual-0.4-dev 0.4.0-10.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 | #ifndef _LV_THREAD_H
#define _LV_THREAD_H
#include <libvisual/lvconfig.h>
#include <libvisual/lv_common.h>
#include "lvconfig.h"
#if defined(VISUAL_OS_WIN32)
#include <windows.h>
#endif
#ifdef VISUAL_HAVE_THREADS
#ifdef VISUAL_THREAD_MODEL_POSIX
#include <pthread.h>
#elif defined(VISUAL_THREAD_MODEL_GTHREAD2) /* !VISUAL_THREAD_MODEL_POSIX */
#include <glib/gthread.h>
#else /* !VISUAL_THREAD_MODEL_GTHREAD2 */
#endif
#endif /* VISUAL_HAVE_THREADS */
VISUAL_BEGIN_DECLS
typedef struct _VisThread VisThread;
typedef struct _VisMutex VisMutex;
/**
* The function defination for a function that forms the base of a new VisThread when
* visual_thread_create is used.
*
* @see visual_thread_create
*
* @arg data Pointer that can contains the private data from the visual_thread_create function.
*
* @return Pointer to the data when a thread is joined.
*/
typedef void *(*VisThreadFunc)(void *data);
/**
* The VisThread data structure and the VisThread subsystem is a wrapper system for native
* threading implementations.
*/
struct _VisThread {
#ifdef VISUAL_HAVE_THREADS
#ifdef VISUAL_THREAD_MODEL_POSIX
pthread_t thread; /**< Private used for the pthread implementation. */
#elif defined(VISUAL_THREAD_MODEL_WIN32) /* !VISUAL_THREAD_MODEL_POSIX */
HANDLE thread;
DWORD threadId;
#elif defined(VISUAL_THREAD_MODEL_GTHREAD) /* !VISUAL_THREAD_MODEL_WIN32 */
GThread *thread;
#endif
#endif /* VISUAL_HAVE_THREADS */
};
/**
* The VisMutex data structure and the VisMutex subsystem is a wrapper system for native
* thread locking implementations.
*/
struct _VisMutex {
#ifdef VISUAL_HAVE_THREADS
#ifdef VISUAL_THREAD_MODEL_POSIX
pthread_mutex_t mutex; /**< Private used for the pthreads implementation. */
#elif defined(VISUAL_THREAD_MODEL_WIN32) /* !VISUAL_THREAD_MODEL_POSIX */
#elif defined(VISUAL_THREAD_MODEL_GTHREAD) /* !VISUAL_THREAD_MODEL_WIN32 */
GMutex *mutex;
GStaticMutex static_mutex;
int static_mutex_used;
#endif
#endif /* VISUAL_HAVE_THREADS */
};
int visual_thread_initialize (void);
int visual_thread_is_initialized (void);
void visual_thread_enable (int enabled);
int visual_thread_is_enabled (void);
int visual_thread_is_supported (void);
VisThread *visual_thread_create (VisThreadFunc func, void *data, int joinable);
int visual_thread_free (VisThread *thread);
void *visual_thread_join (VisThread *thread);
void visual_thread_exit (void *retval);
void visual_thread_yield (void);
VisMutex *visual_mutex_new (void);
int visual_mutex_free (VisMutex *mutex);
int visual_mutex_init (VisMutex *mutex);
int visual_mutex_lock (VisMutex *mutex);
int visual_mutex_trylock (VisMutex *mutex);
int visual_mutex_unlock (VisMutex *mutex);
VISUAL_END_DECLS
#endif /* _LV_THREAD_H */
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