chroot(1)
NAME
chroot − change root directory
SYNTAX
chroot newdir
DESCRIPTION
The chroot command changes the root directory to newdir and then execs a new shell. The new shell is determined from the environment variable SHELL. If it is not set then /bin/sh is used. The shell is executed relative to the new directory. The prompt is changed to (subroot)-> to remind the user of his new environment.
RESTRICTIONS
Only the superuser can change the root directory.
FILES
/bin/sh