postinst is in makedev 2.3.1-93ubuntu2.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | #!/bin/sh -e
# don't stomp on non-Linux users
if [ "$(uname -s)" != "Linux" ]
then
exit 0
fi
# don't stomp on LXC users
if grep -q container=lxc /proc/1/environ
then
echo "LXC container detected, aborting due to LXC managed /dev."
exit 0
fi
cd /dev
# don't stomp on devfs users
if [ -c .devfsd ]
then
echo ".devfsd presence implies active DevFS. Aborting postinst before touching /dev."
# use exit 0, not 1, since this isn't a failure, per se
exit 0
fi
MAKEDEV std consoleonly fd
# ensure base tty set exists, since debootstrap no longer does
for i in tty0 tty1 tty2 tty3 tty4 tty5 tty6 tty7 tty8 tty9; do
test -e /dev/$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
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