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#!/bin/sh
user=ifmail
group=uucp
uid=70
ask() {
local question default answer
question=$1
default=$2
if [ -z "${PACKAGE_BUILDING}" ]; then
read -p "${question} [${default}]? " answer
fi
if [ x${answer} = x ]; then
answer=${default}
fi
echo ${answer}
}
yesno() {
local dflt question answer
question=$1
dflt=$2
while :; do
answer=$(ask "${question}" "${dflt}")
case "${answer}" in
[Yy]*) return 0;;
[Nn]*) return 1;;
esac
echo "Please answer yes or no."
done
}
case $2 in
PRE-INSTALL)
if which -s pw; then
:
else
cat <<EOF
This system looks like a pre-2.2 version of FreeBSD. I see that
it is missing the "pw" utility. I need this utility. Please get
it and install it, and try again. You can get the sources from:
ftp://ftp.freebsd.org/pub/FreeBSD/FreeBSD-current/src/usr.sbin/pw.tar
EOF
exit 1
fi
if pw user show "${user}" 2>/dev/null; then
echo "You already have a user \"${user}\", so I will use it."
else
echo "You need a user \"${user}\"."
if which -s pw && yesno "Would you like me to create it" y; then
if [ `id -u` -ne 0 ]; then
echo "You must be root to add the user."
exit 1
fi
if pw user show ${uid} >/dev/null 2>&1; then
echo "The ifmail user is normally UID ${uid}. However, you currently have"
echo "a UID ${uid}."
if yesno "Should I just pick a new UID" y; then
while pw user show ${uid} >/dev/null 2>&1; do
uid=`expr ${uid} + 1`
done
if [ $uid -gt 99 ]; then
echo "I can't find a low UID to use. Please create an 'ifmail' user"
echo "and try the installation again."
exit 1
fi
else
exit 1
fi
echo "Ok, I'll use UID ${uid}."
fi
pw useradd ${user} -g ${group} -u ${uid} -h - -d /nonexistent \
-s /nonexistent -c "Ifmail user" || exit 1
echo "Done."
else
echo "Please create it, and try again."
exit 1
fi
fi
;;
#
# The package system untar's the file first, potentially before the
# ifmail user is created. This means that the files in
# ${PKG_PREFIX}/libexec/ifmail will be setuid root, not setuid ifmail.
# We have to fix this up.
POST-INSTALL)
chown ifmail ${PKG_PREFIX}/libexec/ifmail/*
;;
esac
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