48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
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#ifndef _SYS_LOCK_H_
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#define _SYS_LOCK_H_
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#include <sys/cdefs.h>
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#include <stddef.h>
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#include <sys/gthr.h>
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typedef __gthread_mutex_t _LOCK_T;
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typedef __gthread_recursive_mutex_t _LOCK_RECURSIVE_T;
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#define _MUTEX_INITIALIZER { 0, -1 }
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#define _MUTEX_RECURSIVE_INITIALIZER { 0,-1,0,0 }
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#define __LOCK_INIT(_qualifier, _designator) \
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_qualifier _LOCK_T _designator = _MUTEX_INITIALIZER
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#define __LOCK_INIT_RECURSIVE(_qualifier, _designator) \
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_qualifier _LOCK_RECURSIVE_T _designator = _MUTEX_RECURSIVE_INITIALIZER
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static inline int __libc_lock_acquire(_LOCK_T *lock)
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{
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if(lock->handle == -1)
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__gthread_mutex_init_function(lock);
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return __gthread_mutex_lock(lock);
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}
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static inline int __libc_lock_acquire_recursive(_LOCK_RECURSIVE_T *lock)
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{
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if(lock->handle == -1)
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__gthread_recursive_mutex_init_function(lock);
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return __gthread_recursive_mutex_lock(lock);
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}
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#define __lock_acquire(_lock) __libc_lock_acquire(&_lock)
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#define __lock_release(_lock) __gthread_mutex_unlock(&_lock)
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#define __lock_init_recursive(_lock) __gthread_recursive_mutex_init_function(&_lock)
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#define __lock_acquire_recursive(_lock) __libc_lock_acquire_recursive(&_lock)
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#define __lock_release_recursive(_lock) __gthread_recursive_mutex_unlock(&_lock)
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#define __lock_close_recursive(_lock) __gthread_recursive_mutex_destroy(&_lock)
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#endif /* _SYS_LOCK_H_ */
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