/* $NetBSD: ksem.h,v 1.9 2008/10/22 11:57:14 ad Exp $ */ /* * Copyright (c) 2002 Alfred Perlstein <alfred@FreeBSD.org> * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef _SYS_KSEM_H_ #define _SYS_KSEM_H_ #include <sys/cdefs.h> #ifdef _KERNEL void ksem_init(void); int do_ksem_init(struct lwp *, unsigned int, semid_t *, copyout_t); int do_ksem_open(struct lwp *, const char *, int, mode_t, unsigned int, semid_t *, copyout_t); extern int posix_semaphores; #endif #ifdef _LIBC __BEGIN_DECLS int _ksem_close(semid_t); int _ksem_destroy(semid_t); int _ksem_getvalue(semid_t, int *); int _ksem_init(unsigned int, semid_t *); int _ksem_open(const char *, int, mode_t, unsigned int, semid_t *); int _ksem_post(semid_t); int _ksem_trywait(semid_t); int _ksem_unlink(const char *); int _ksem_wait(semid_t); __END_DECLS #endif /* _LIBC */ #endif /* _SYS_KSEM_H_ */