haiku/headers/private/kernel/sem.h
Axel Dörfler 564cba312e Some header work: removed unnecessary dependencies to stage2.h, fixed
some broken C++ export definitions, added missing licenses etc.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@3152 a95241bf-73f2-0310-859d-f6bbb57e9c96
2003-05-03 16:03:26 +00:00

35 lines
1.2 KiB
C
Executable File

/*
** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
** Distributed under the terms of the NewOS License.
*/
#ifndef KERNEL_SEM_H
#define KERNEL_SEM_H
#include <OS.h>
#include <thread.h>
struct kernel_args;
/* user calls */
sem_id user_create_sem(int32 count, const char *name);
status_t user_delete_sem(sem_id id);
status_t user_delete_sem_etc(sem_id id, status_t return_code, bool interrupted);
status_t user_acquire_sem(sem_id id);
status_t user_acquire_sem_etc(sem_id id, int32 count, uint32 flags, bigtime_t timeout);
status_t user_release_sem(sem_id id);
status_t user_release_sem_etc(sem_id id, int32 count, uint32 flags);
status_t user_get_sem_count(sem_id id, int32* thread_count);
status_t user_get_sem_info(sem_id, struct sem_info *, size_t);
status_t user_get_next_sem_info(team_id, int32 *, struct sem_info *, size_t);
status_t user_set_sem_owner(sem_id id, team_id team);
/* kernel calls */
extern sem_id create_sem_etc(int32 count, const char *name, team_id owner);
extern status_t sem_init(struct kernel_args *ka);
extern int sem_delete_owned_sems(team_id owner);
extern status_t sem_interrupt_thread(struct thread *t);
#endif /* KERNEL_SEM_H */