ISCHROOT
Section: User Commands (1)
Updated: 30 May 2011
Page Index
NAME
ischroot - detect if running in a chroot
SYNOPSIS
ischroot
[--default-false] [--default-true] [--help] [--version]
DESCRIPTION
ischroot
detects if it is currently running in a chroot. The exit status is:
- 0
-
if currently running in a chroot
- 1
-
if currently not running in a chroot
- 2
-
if the detection is not possible (On GNU/Linux this happens if the
script is not run as root).
OPTIONS
- -f, --default-false
-
Exit with status 1 if the detection is not possible.
- -t, --default-true
-
Exit with status 0 if the detection is not possible.
- --help
-
Print a usage message on standard output and exit successfully.
- --version
-
Print version information on standard output and exit successfully.
BUGS
On GNU/Linux, chroot detection is not possible when not root. This
works correctly on GNU/Hurd and GNU/kFreeBSD.