blob: bc26d8be081c89b7d8174713fa4f7a5987d6c3cd [file] [log] [blame]
/* Generic implementation of the semaphore struct semid_ds.
Copyright (C) 1995-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#ifndef _SYS_SEM_H
# error "Never include <bits/types/struct_semid_ds.h> directly; use <sys/sem.h> instead."
#endif
/* Data structure describing a set of semaphores. */
struct semid_ds
{
struct ipc_perm sem_perm; /* operation permission struct */
#if __TIMESIZE == 32
__time_t sem_otime; /* last semop() time */
__syscall_ulong_t __sem_otime_high;
__time_t sem_ctime; /* last time changed by semctl() */
__syscall_ulong_t __sem_ctime_high;
#else
__time_t sem_otime;
__time_t sem_ctime;
#endif
__syscall_ulong_t sem_nsems; /* number of semaphores in set */
__syscall_ulong_t __glibc_reserved3;
__syscall_ulong_t __glibc_reserved4;
};