lib/other/_lseek64.c

   1 #include <lib.h>
   2 #define lseek64 _lseek64
   3 #include <unistd.h>
   4 #include <minix/u64.h>
   5
   6 PUBLIC int lseek64(fd, offset, whence, newpos)
   7 int fd;
   8 u64_t offset;
   9 int whence;
  10 u64_t *newpos;
  11 {
  12   message m;
  13
  14   m.m2_i1 = fd;
  15   m.m2_l1 = ex64lo(offset);
  16   m.m2_l2 = ex64hi(offset);
  17   m.m2_i2 = whence;
  18   if (_syscall(FS, LLSEEK, &m) < 0) return -1;
  19   if (newpos)
  20         *newpos= make64(m.m2_l2, m.m2_l1);
  21   return 0;
  22 }