#!/bin/sh -e

set -e



# don't stomp on non-Linux users
if [ "$(uname -s)" != "Linux" ]
then
    exit 0
fi

# don't stomp on container users
if which systemd-detect-virt > /dev/null; then
    if container=$(systemd-detect-virt -c)
    then
        echo "$container container detected, aborting due to container-managed /dev."
        exit 0
    fi
fi

cd /dev

# don't stomp on devfs users
if  [ -c .devfsd ]
then
    echo ".devfsd presence implies active DevFS.  Aborting postinst before touching /dev."
    # use exit 0, not 1, since this isn't a failure, per se
    exit 0
fi

MAKEDEV std consoleonly fd

# ensure base tty set exists, since debootstrap no longer does
for i in tty0 tty1 tty2 tty3 tty4 tty5 tty6 tty7 tty8 tty9; do
	test -e /dev/$i || MAKEDEV $i
done

chmod g-r,o= /dev/tty[0-9]*

test -e /dev/random || MAKEDEV random
test -e /dev/urandom || MAKEDEV urandom
test -e /dev/audio || MAKEDEV audio
test -e /dev/agpgart || MAKEDEV agpgart

[ ! -f /dev/mouse ] && [ -f /dev/sunmouse ] && ln -s sunmouse mouse

# force update of fb devices if they already exist
if [ -e /dev/fb0 ]
then
	MAKEDEV fb
fi

for A in sda16 sdb16 sdc16 sdd16 sde16 sdf16 sdg16 sdh16 \
	 ada16 adb16 adc16 add16 ade16 adf16 adg16 adh16
do
	test -e /dev/$A && rm /dev/$A
done

for A in logibm psaux inportbm atibm jbm smouse logimouse psmouse \
msmouse atimouse jmouse amigamouse atarimouse sunmouse amigamouse1
do
	test -e /dev/$A && chmod 600 /dev/$A
done

# fix security hole caused by group-write permissions on kmem
test -e /dev/kmem && chown root:kmem /dev/kmem && chmod 0640 /dev/kmem

LIST=""

for TYPE in tty pty ; do
	for LETTER in p q r s t u v w x y z a b c d e ; do
		if [ -e /dev/$TYPE$LETTER"0" ]; then
			MAJOR="`ls -l /dev/$TYPE$LETTER"0"|cut -c33-36`"
			if [ "$MAJOR" = 4 ] ; then
				LIST="$LIST $TYPE$LETTER"
			fi
		fi
	done
done

if [ -n "$LIST" ]; then
	cat > /etc/rc.boot/makedev << EOF
#!/bin/sh

echo "Creating new console devices"
MAKEDEV $LIST

rm /etc/rc.boot/makedev ; exit 0
EOF

chmod 755 /etc/rc.boot/makedev

fi

exit 0