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#ifndef AL_THREADS_H
#define AL_THREADS_H
#include <time.h>
#if defined(__GNUC__) && defined(__i386__)
/* force_align_arg_pointer is required for proper function arguments aligning
* when SSE code is used. Some systems (Windows, QNX) do not guarantee our
* thread functions will be properly aligned on the stack, even though GCC may
* generate code with the assumption that it is. */
#define FORCE_ALIGN __attribute__((force_align_arg_pointer))
#else
#define FORCE_ALIGN
#endif
#ifdef __cplusplus
#include <mutex>
extern "C" {
#endif
enum {
althrd_success = 0,
althrd_error,
althrd_nomem,
althrd_timedout,
althrd_busy
};
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
typedef HANDLE alsem_t;
#else
#include <stdint.h>
#include <errno.h>
#include <pthread.h>
#ifdef __APPLE__
#include <dispatch/dispatch.h>
#else /* !__APPLE__ */
#include <semaphore.h>
#endif /* __APPLE__ */
#ifdef __APPLE__
typedef dispatch_semaphore_t alsem_t;
#else /* !__APPLE__ */
typedef sem_t alsem_t;
#endif /* __APPLE__ */
#endif
void althrd_setname(const char *name);
int alsem_init(alsem_t *sem, unsigned int initial);
void alsem_destroy(alsem_t *sem);
int alsem_post(alsem_t *sem);
int alsem_wait(alsem_t *sem);
int alsem_trywait(alsem_t *sem);
#ifdef __cplusplus
} // extern "C"
#endif
#endif /* AL_THREADS_H */
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