postinst is in tzdata 2016d-0ubuntu0.16.04.
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 | #! /bin/sh
set -e
LC_ALL=C
LANG=C
unset TZ
umask 022
. /usr/share/debconf/confmodule
db_version 2.0
if [ "$1" = configure ]; then
# If the user prefers to manage the time zone by itself, let him doing that.
if ! [ -e /etc/timezone ] && [ -z "$DEBCONF_RECONFIGURE" ] ; then
db_stop
echo
echo "User defined time zone, leaving /etc/localtime unchanged."
else
# Get the values from debconf
AREA=Etc
ZONE=UTC
db_get tzdata/Areas && AREA="$RET"
db_get tzdata/Zones/$AREA && ZONE="$RET"
db_stop
# Update the time zone
echo $AREA/$ZONE > /etc/timezone
ln -nsf /usr/share/zoneinfo/$AREA/$ZONE /etc/localtime.dpkg-new && \
mv -f /etc/localtime.dpkg-new /etc/localtime
which restorecon >/dev/null 2>&1 && restorecon /etc/localtime
echo
echo "Current default time zone: '$AREA/$ZONE'"
fi
# Show the new setting to the user
TZBase=$(LC_ALL=C TZ=UTC0 date)
UTdate=$(LC_ALL=C TZ=UTC0 date -d "$TZBase")
TZdate=$(unset TZ ; LANG=C date -d "$TZBase")
echo "Local time is now: $TZdate."
echo "Universal Time is now: $UTdate."
if [ -z "$DEBCONF_RECONFIGURE" ] ; then
echo "Run 'dpkg-reconfigure tzdata' if you wish to change it."
fi
echo
fi
exit 0
|