diff options
Diffstat (limited to 'linux-user/syscall.c')
| -rw-r--r-- | linux-user/syscall.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 21f559ebc6..2b37aa809c 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -42,6 +42,7 @@ #include <sys/poll.h> #include <sys/times.h> #include <sys/shm.h> +#include <sys/sem.h> #include <sys/statfs.h> #include <utime.h> #include <sys/sysinfo.h> @@ -1114,6 +1115,12 @@ static struct shm_region { uint32_t size; } shm_regions[N_SHM_REGIONS]; +union semun { + int val; + struct senid_ds *buf; + unsigned short *array; +}; + /* ??? This only works with linear mappings. */ static long do_ipc(long call, long first, long second, long third, long ptr, long fifth) @@ -1128,6 +1135,23 @@ static long do_ipc(long call, long first, long second, long third, call &= 0xffff; switch (call) { + case IPCOP_semop: + ret = get_errno(semop(first,(struct sembuf *) ptr, second)); + break; + + case IPCOP_semget: + ret = get_errno(semget(first, second, third)); + break; + + case IPCOP_semctl: + ret = get_errno(semctl(first, second, third, ((union semun*)ptr)->val)); + + break; + + case IPCOP_semtimedop: + gemu_log("Unsupported ipc call: %ld (version %d)\n", call, version); + ret = -ENOSYS; + break; case IPCOP_shmat: /* SHM_* flags are the same on all linux platforms */ ret = get_errno((long) shmat(first, (void *) ptr, second)); |