src/unistd/mipsn32/lseek.c

   1 #include <unistd.h>
   2 #include "syscall.h"
   3
   4 off_t __lseek(int fd, off_t offset, int whence)
   5 {
   6         register long long r4 __asm__("$4") = fd;
   7         register long long r5 __asm__("$5") = offset;
   8         register long long r6 __asm__("$6") = whence;
   9         register long long r7 __asm__("$7");
  10         register long long r2 __asm__("$2") = SYS_lseek;
  11         __asm__ __volatile__ (
  12                 "syscall"
  13                 : "+&r"(r2), "=r"(r7)
  14                 : "r"(r4), "r"(r5), "r"(r6)
  15                 : SYSCALL_CLOBBERLIST);
  16         return r7 ? __syscall_ret(-r2) : r2;
  17 }
  18
  19 weak_alias(__lseek, lseek);