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| 1 #ifndef _SYS_SEM_H |
| 2 #define _SYS_SEM_H |
| 3 #ifdef __cplusplus |
| 4 extern "C" { |
| 5 #endif |
| 6 |
| 7 #include <features.h> |
| 8 |
| 9 #define __NEED_size_t |
| 10 #define __NEED_pid_t |
| 11 #define __NEED_time_t |
| 12 #ifdef _GNU_SOURCE |
| 13 #define __NEED_struct_timespec |
| 14 #endif |
| 15 #include <bits/alltypes.h> |
| 16 |
| 17 #include <sys/ipc.h> |
| 18 |
| 19 #define SEM_UNDO 0x1000 |
| 20 #define GETPID 11 |
| 21 #define GETVAL 12 |
| 22 #define GETALL 13 |
| 23 #define GETNCNT 14 |
| 24 #define GETZCNT 15 |
| 25 #define SETVAL 16 |
| 26 #define SETALL 17 |
| 27 |
| 28 #include <endian.h> |
| 29 |
| 30 #include <bits/sem.h> |
| 31 |
| 32 #define _SEM_SEMUN_UNDEFINED 1 |
| 33 |
| 34 #define SEM_STAT 18 |
| 35 #define SEM_INFO 19 |
| 36 |
| 37 struct seminfo { |
| 38 int semmap; |
| 39 int semmni; |
| 40 int semmns; |
| 41 int semmnu; |
| 42 int semmsl; |
| 43 int semopm; |
| 44 int semume; |
| 45 int semusz; |
| 46 int semvmx; |
| 47 int semaem; |
| 48 }; |
| 49 |
| 50 struct sembuf { |
| 51 unsigned short sem_num; |
| 52 short sem_op; |
| 53 short sem_flg; |
| 54 }; |
| 55 |
| 56 int semctl(int, int, int, ...); |
| 57 int semget(key_t, int, int); |
| 58 int semop(int, struct sembuf *, size_t); |
| 59 |
| 60 #ifdef _GNU_SOURCE |
| 61 int semtimedop(int, struct sembuf *, size_t, const struct timespec *); |
| 62 #endif |
| 63 |
| 64 #ifdef __cplusplus |
| 65 } |
| 66 #endif |
| 67 #endif |
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