sem.h

来自「xenomai 很好的linux实时补丁」· C头文件 代码 · 共 38 行

/*
 * Written by Gilles Chanteperdrix <[e-mail]>.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#ifndef _POSIX_SEM_H
#define _POSIX_SEM_H

#include <posix/thread.h>       /* For pse51_current_thread and
                                   pse51_thread_t definition. */

/* Must be called nklock locked, irq off. */
unsigned long pse51_usem_open(struct __shadow_sem *sem,
                              struct mm_struct *mm,
                              unsigned long uaddr);

/* Must be called nklock locked, irq off. */
int pse51_usem_close(struct __shadow_sem *sem, struct mm_struct *mm);

void pse51_sem_pkg_init(void);

void pse51_sem_pkg_cleanup(void);

#endif /* !_POSIX_SEM_H */