postinst is in screen 4.3.1-2build1.
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 | #!/bin/sh
set -e
. /usr/share/debconf/confmodule
if [ "$1" = configure ]; then
if ! test -d /var/run/screen; then
install -g utmp -m 0775 -d /var/run/screen
fi
perms="`stat -c%a /usr/bin/screen`"
override=/etc/tmpfiles.d/screen-cleanup.conf
if [ $perms -eq 4755 ]; then
chmod 0755 /var/run/screen
if [ ! -f $override ]; then
echo 'd /var/run/screen 0755 root utmp' > $override
fi
elif [ $perms -eq 755 ]; then
chmod 1777 /var/run/screen
if [ ! -f $override ]; then
echo 'd /var/run/screen 1777 root utmp' > $override
fi
fi
# LP #1462692
servicedir=/lib/systemd/system
servicefile=$servicedir/screen-cleanup.service
mkdir -p $servicedir
if [ ! -e $servicefile ]; then
ln -s /dev/null $servicefile
fi
add-shell /usr/bin/screen || true
fi
# Automatically added by dh_installinit
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ]; then
# In case this system is running systemd, we need to ensure that all
# necessary tmpfiles (if any) are created before starting.
if [ -d /run/systemd/system ] ; then
systemd-tmpfiles --create /usr/lib/tmpfiles.d/screen-cleanup.conf >/dev/null || true
fi
fi
# End automatically added section
# Automatically added by dh_installinit
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ]; then
if [ -x "/etc/init.d/screen-cleanup" ]; then
update-rc.d screen-cleanup defaults >/dev/null || exit $?
fi
fi
# End automatically added section
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