view toys/other/chroot.c @ 1322:b91284c2e569 draft

Make "losetup /dev/loop0 filename" work. Sigh. Implement the complex cases and you screw up the simple cases you already tested...
author Rob Landley <>
date Thu, 29 May 2014 06:29:12 -0500
parents 144d5ba7d410
children cbb1aca81eca
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/* chroot.c - Run command in new root directory.
 * Copyright 2007 Rob Landley <>


config CHROOT
  bool "chroot"
  default y
    usage: chroot NEWPATH [commandline...]

    Run command within a new root directory. If no command, run /bin/sh.

#include "toys.h"

void chroot_main(void)
  char *binsh[] = {"/bin/sh", "-i", 0};

  if (chdir(*toys.optargs) || chroot(".")) perror_exit("%s", *toys.optargs);
  if (toys.optargs[1]) xexec_optargs(1);
  else xexec(binsh);