LXR toybox/toys/other/partprobe.c

   1/* partprobe.c - Tell the kernel about partition table changes
   2 *
   3 * Copyright 2014 Bertold Van den Bergh <vandenbergh@bertold.org>
   4 *
   5 * see http://man7.org/linux/man-pages/man8/partprobe.8.html
   6
   7USE_PARTPROBE(NEWTOY(partprobe, "<1", TOYFLAG_SBIN))
   8
   9config PARTPROBE
  10  bool "partprobe"
  11  default y
  12  help
  13    usage: partprobe DEVICE...
  14
  15    Tell the kernel about partition table changes
  16
  17    Ask the kernel to re-read the partition table on the specified devices.
  18*/
  19
  20#include "toys.h"
  21
  22static void do_partprobe(int fd, char *name)
  23{
  24  if (ioctl(fd, BLKRRPART, 0)) perror_msg("ioctl failed");
  25}
  26
  27void partprobe_main(void)
  28{
  29  loopfiles(toys.optargs, do_partprobe); 
  30}
  31