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36 lines
599 B
36 lines
599 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _LINUX_SEM_H |
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#define _LINUX_SEM_H |
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#include <uapi/linux/sem.h> |
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struct task_struct; |
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struct sem_undo_list; |
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#ifdef CONFIG_SYSVIPC |
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struct sysv_sem { |
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struct sem_undo_list *undo_list; |
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}; |
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extern int copy_semundo(unsigned long clone_flags, struct task_struct *tsk); |
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extern void exit_sem(struct task_struct *tsk); |
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#else |
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struct sysv_sem { |
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/* empty */ |
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}; |
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static inline int copy_semundo(unsigned long clone_flags, struct task_struct *tsk) |
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{ |
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return 0; |
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} |
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static inline void exit_sem(struct task_struct *tsk) |
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{ |
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return; |
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} |
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#endif |
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#endif /* _LINUX_SEM_H */
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