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* Remove unnecessary file

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27025 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Salvatore Benedetto
2008-08-18 10:02:50 +00:00
parent e1f5f06be8
commit 7d6edec63d
1 changed files with 0 additions and 47 deletions
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src/add-ons/kernel/file_systems/udf/lock.h
-47
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@@ -1,47 +0,0 @@
/*
Copyright 1999-2001, Be Incorporated. All Rights Reserved.
This file may be used under the terms of the Be Sample Code License.
*/
#ifndef _LOCK_H
#define _LOCK_H
#include <BeBuild.h>
#include <OS.h>
#ifdef __cplusplus
extern "C" {
#else
typedef struct lock lock;
typedef struct mlock mlock;
#endif
struct lock {
sem_id s;
long c;
};
struct mlock {
sem_id s;
};
extern _IMPEXP_KERNEL int new_lock(lock *l, const char *name);
extern _IMPEXP_KERNEL int free_lock(lock *l);
#define LOCK(l) if (atomic_add(&l.c, -1) <= 0) acquire_sem(l.s);
#define UNLOCK(l) if (atomic_add(&l.c, 1) < 0) release_sem(l.s);
extern _IMPEXP_KERNEL int new_mlock(mlock *l, long c, const char *name);
extern _IMPEXP_KERNEL int free_mlock(mlock *l);
#define LOCKM(l,cnt) acquire_sem_etc(l.s, cnt, 0, 0)
#define UNLOCKM(l,cnt) release_sem_etc(l.s, cnt, 0)
#ifdef __cplusplus
} // extern "C"
#endif
#endif