#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/smp.h>
-#include <linux/smp_lock.h>
#include <linux/sem.h>
#include <linux/msg.h>
#include <linux/shm.h>
#include <linux/mman.h>
#include <linux/file.h>
#include <linux/utsname.h>
+#include <linux/ipc.h>
+#include <linux/fs.h>
#include <asm/setup.h>
#include <asm/uaccess.h>
#include <asm/cachectl.h>
#include <asm/traps.h>
-#include <asm/ipc.h>
#include <asm/cacheflush.h>
#include <asm/unistd.h>
-/*
- * sys_pipe() is the normal C calling standard for creating
- * a pipe. It's not the way unix traditionally does this, though.
- */
-asmlinkage int sys_pipe(unsigned long * fildes)
-{
- int fd[2];
- int error;
-
- error = do_pipe(fd);
- if (!error) {
- if (copy_to_user(fildes, fd, 2*sizeof(int)))
- error = -EFAULT;
- }
- return error;
-}
-
/* common code for old and new mmaps */
static inline long do_mmap2(
unsigned long addr, unsigned long len,
asmlinkage int sys_ipc (uint call, int first, int second,
int third, void *ptr, long fifth)
{
- int version;
+ int version, ret;
version = call >> 16; /* hack for backward compatibility */
call &= 0xffff;
default:
return -EINVAL;
}
+ if (call <= SHMCTL)
+ switch (call) {
+ case SHMAT:
+ switch (version) {
+ default: {
+ ulong raddr;
+ ret = do_shmat (first, ptr, second, &raddr);
+ if (ret)
+ return ret;
+ return put_user (raddr, (ulong __user *) third);
+ }
+ }
+ case SHMDT:
+ return sys_shmdt (ptr);
+ case SHMGET:
+ return sys_shmget (first, second, third);
+ case SHMCTL:
+ return sys_shmctl (first, second, ptr);
+ default:
+ return -ENOSYS;
+ }
return -EINVAL;
}