delete-chroot

#!/usr/bin/env bash
# File: delete-chroot
# Author: Nicholas Girga
# Purpose: Delete a filesystem created by `create-chroot`.

# do not allow user to delete mounted directories
mountpoint -q ./arch-fs && { echo ERROR\!: Chroot is mounted.; echo If you are positive it is no longer in use, unmount using the \`umount\` command.; echo Type \`man umount\` and press ENTER for more information.; exit; }

# delete lock file
echo Deleting lock file...
[ -f ./arch-fs.lock ] && sudo rm -f ./arch-fs.lock || echo WARNING!: Lock file does not exist!
echo Finished deleting lock file!
echo

# check if filesystem directory exists
if ! [ -d ./arch-fs ];
then
	echo ERROR!: The root filesystem for the Arch Linux chroot does not exist. 
	echo Use \`./create-chroot\` to create a new root filesystem for the Arch Linux chroot.
	exit
fi

# delete filesystem
echo Deleting root filesystem for Arch Linux chroot...
echo
for child in ./arch-fs/*;
do
	echo "    Deleting \"$child\"..."
	sudo rm -rf $child
	echo "    Finished deleting \"$child\"!"
	echo
done
echo "    Deleting \"./arch-fs\"..."
sudo rm -rf ./arch-fs
echo "    Finished deleting \"./arch-fs\"!"
echo
echo Finished deleting root filesystem for Arch Linux chroot!
echo
echo Done!