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70 lines
2.4 KiB
C
70 lines
2.4 KiB
C
4 years ago
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#ifndef __SYS_LOCK_H__
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#define __SYS_LOCK_H__
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/* dummy lock routines for single-threaded aps */
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#include <newlib.h>
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#include <_ansi.h>
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#if !defined(_RETARGETABLE_LOCKING)
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typedef int _LOCK_T;
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typedef int _LOCK_RECURSIVE_T;
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#define __LOCK_INIT(class,lock) static int lock = 0;
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#define __LOCK_INIT_RECURSIVE(class,lock) static int lock = 0;
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#define __lock_init(lock) (_CAST_VOID 0)
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#define __lock_init_recursive(lock) (_CAST_VOID 0)
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#define __lock_close(lock) (_CAST_VOID 0)
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#define __lock_close_recursive(lock) (_CAST_VOID 0)
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#define __lock_acquire(lock) (_CAST_VOID 0)
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#define __lock_acquire_recursive(lock) (_CAST_VOID 0)
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#define __lock_try_acquire(lock) (_CAST_VOID 0)
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#define __lock_try_acquire_recursive(lock) (_CAST_VOID 0)
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#define __lock_release(lock) (_CAST_VOID 0)
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#define __lock_release_recursive(lock) (_CAST_VOID 0)
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#else
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct __lock;
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typedef struct __lock * _LOCK_T;
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#define _LOCK_RECURSIVE_T _LOCK_T
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#define __LOCK_INIT(class,lock) extern struct __lock __lock_ ## lock; \
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class _LOCK_T lock = &__lock_ ## lock
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#define __LOCK_INIT_RECURSIVE(class,lock) __LOCK_INIT(class,lock)
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extern void __retarget_lock_init(_LOCK_T *lock);
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#define __lock_init(lock) __retarget_lock_init(&lock)
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extern void __retarget_lock_init_recursive(_LOCK_T *lock);
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#define __lock_init_recursive(lock) __retarget_lock_init_recursive(&lock)
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extern void __retarget_lock_close(_LOCK_T lock);
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#define __lock_close(lock) __retarget_lock_close(lock)
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extern void __retarget_lock_close_recursive(_LOCK_T lock);
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#define __lock_close_recursive(lock) __retarget_lock_close_recursive(lock)
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extern void __retarget_lock_acquire(_LOCK_T lock);
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#define __lock_acquire(lock) __retarget_lock_acquire(lock)
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extern void __retarget_lock_acquire_recursive(_LOCK_T lock);
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#define __lock_acquire_recursive(lock) __retarget_lock_acquire_recursive(lock)
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extern int __retarget_lock_try_acquire(_LOCK_T lock);
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#define __lock_try_acquire(lock) __retarget_lock_try_acquire(lock)
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extern int __retarget_lock_try_acquire_recursive(_LOCK_T lock);
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#define __lock_try_acquire_recursive(lock) \
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__retarget_lock_try_acquire_recursive(lock)
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extern void __retarget_lock_release(_LOCK_T lock);
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#define __lock_release(lock) __retarget_lock_release(lock)
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extern void __retarget_lock_release_recursive(_LOCK_T lock);
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#define __lock_release_recursive(lock) __retarget_lock_release_recursive(lock)
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#ifdef __cplusplus
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}
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#endif
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#endif /* !defined(_RETARGETABLE_LOCKING) */
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#endif /* __SYS_LOCK_H__ */
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