postinst is in fping 3.13-1.
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 | #!/bin/sh
set -e
case "$1" in
(configure)
# Use setcap on Linux only (setuid setting see debian/rules)
if [ "`uname -s`" = "Linux" ]; then
for f in /usr/bin/fping /usr/bin/fping6; do
if ! setcap cap_net_raw+ep $f; then
echo "WARNING: 'setcap cap_net_raw+ep $f' failed." 1>&2
echo "You may want to call 'dpkg-statoverride --update --add root root 4755 $f' to make it setuid." 1>&2
fi
done
fi
;;
(abort-upgrade|abort-remove|abort-deconfigure)
exit 0
;;
(*)
echo "postinst called with unknown argument \`$1'" >&2
exit 0
;;
esac
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