LXR busybox/archival/libarchive/seek_by

   1/* vi: set sw=4 ts=4: */
   2/*
   3 * Licensed under GPLv2 or later, see file LICENSE in this source tree.
   4 */
   5#include "libbb.h"
   6#include "bb_archive.h"
   7
   8/*  If we are reading through a pipe, or from stdin then we can't lseek,
   9 *  we must read and discard the data to skip over it.
  10 */
  11void FAST_FUNC seek_by_read(int fd, off_t amount)
  12{
  13        if (amount)
  14                bb_copyfd_exact_size(fd, -1, amount);
  15}
  16