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Diffstat (limited to 'arch/um/sys-i386/syscalls.c')
-rw-r--r--arch/um/sys-i386/syscalls.c86
1 files changed, 0 insertions, 86 deletions
diff --git a/arch/um/sys-i386/syscalls.c b/arch/um/sys-i386/syscalls.c
index d0aa8f125ee6..70ca357393b8 100644
--- a/arch/um/sys-i386/syscalls.c
+++ b/arch/um/sys-i386/syscalls.c
@@ -34,92 +34,6 @@ long sys_clone(unsigned long clone_flags, unsigned long newsp,
return ret;
}
-/*
- * sys_ipc() is the de-multiplexer for the SysV IPC calls..
- *
- * This is really horribly ugly.
- */
-long sys_ipc (uint call, int first, int second,
- int third, void __user *ptr, long fifth)
-{
- int version, ret;
-
- version = call >> 16; /* hack for backward compatibility */
- call &= 0xffff;
-
- switch (call) {
- case SEMOP:
- return sys_semtimedop(first, (struct sembuf __user *) ptr,
- second, NULL);
- case SEMTIMEDOP:
- return sys_semtimedop(first, (struct sembuf __user *) ptr,
- second,
- (const struct timespec __user *) fifth);
- case SEMGET:
- return sys_semget (first, second, third);
- case SEMCTL: {
- union semun fourth;
- if (!ptr)
- return -EINVAL;
- if (get_user(fourth.__pad, (void __user * __user *) ptr))
- return -EFAULT;
- return sys_semctl (first, second, third, fourth);
- }
-
- case MSGSND:
- return sys_msgsnd (first, (struct msgbuf *) ptr,
- second, third);
- case MSGRCV:
- switch (version) {
- case 0: {
- struct ipc_kludge tmp;
- if (!ptr)
- return -EINVAL;
-
- if (copy_from_user(&tmp,
- (struct ipc_kludge *) ptr,
- sizeof (tmp)))
- return -EFAULT;
- return sys_msgrcv (first, tmp.msgp, second,
- tmp.msgtyp, third);
- }
- default:
- panic("msgrcv with version != 0");
- return sys_msgrcv (first,
- (struct msgbuf *) ptr,
- second, fifth, third);
- }
- case MSGGET:
- return sys_msgget ((key_t) first, second);
- case MSGCTL:
- return sys_msgctl (first, second, (struct msqid_ds *) ptr);
-
- case SHMAT:
- switch (version) {
- default: {
- ulong raddr;
- ret = do_shmat (first, (char *) ptr, second, &raddr);
- if (ret)
- return ret;
- return put_user (raddr, (ulong *) third);
- }
- case 1: /* iBCS2 emulator entry point */
- if (!segment_eq(get_fs(), get_ds()))
- return -EINVAL;
- return do_shmat (first, (char *) ptr, second, (ulong *) third);
- }
- case SHMDT:
- return sys_shmdt ((char *)ptr);
- case SHMGET:
- return sys_shmget (first, second, third);
- case SHMCTL:
- return sys_shmctl (first, second,
- (struct shmid_ds *) ptr);
- default:
- return -ENOSYS;
- }
-}
-
long sys_sigaction(int sig, const struct old_sigaction __user *act,
struct old_sigaction __user *oact)
{