1 /* 2 * Copyright (c) 2015 Linux Test Project 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License as 6 * published by the Free Software Foundation; either version 2 of 7 * the License, or (at your option) any later version. 8 * 9 * This program is distributed in the hope that it would be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, write the Free Software Foundation, 16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18 19 #ifndef SEMUN_H__ 20 #define SEMUN_H__ 21 22 #if defined(_UAPI_LINUX_SEM_H) && !defined(_SEM_SEMUN_UNDEFINED) 23 /* union semun is defined by including <sys/sem.h> */ 24 #else 25 /* according to X/OPEN we have to define it ourselves */ 26 union semun { 27 int val; /* value for SETVAL */ 28 struct semid_ds *buf; /* buffer for IPC_STAT, IPC_SET */ 29 unsigned short *array; /* array for GETALL, SETALL */ 30 /* Linux specific part: */ 31 struct seminfo *__buf; /* buffer for IPC_INFO */ 32 }; 33 #endif 34 35 #endif /* SEMUN_H__ */ 36
