diff options
| -rw-r--r-- | src/ipc/semctl.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/ipc/semctl.c b/src/ipc/semctl.c index 274e2cf3..49927e2e 100644 --- a/src/ipc/semctl.c +++ b/src/ipc/semctl.c @@ -3,16 +3,22 @@ #include "syscall.h" #include "ipc.h" +struct semun { + int val; + struct semid_ds *buf; + unsigned short *array; +}; + int semctl(int id, int num, int cmd, ...) { - long arg; + struct semun arg; va_list ap; va_start(ap, cmd); - arg = va_arg(ap, long); + arg = va_arg(ap, struct semun); va_end(ap); #ifdef SYS_semctl - return syscall(SYS_semctl, id, num, cmd | IPC_64, arg); + return syscall(SYS_semctl, id, num, cmd | IPC_64, arg.buf); #else - return syscall(SYS_ipc, IPCOP_semctl, id, num, cmd | IPC_64, &arg); + return syscall(SYS_ipc, IPCOP_semctl, id, num, cmd | IPC_64, &arg.buf); #endif } |