From 40f68154c5267d567095198bef7a24a1a90d7e10 Mon Sep 17 00:00:00 2001
From: Bill Fenner <fenner@FreeBSD.org>
Date: Thu, 20 Nov 1997 05:16:53 +0000
Subject: Try to use uid 70 for the ifmail user when installing; pick an 
 available uid < 100 if 70 isn't available. Delete the user when deinstalling.

---
 news/ifmail/pkg-deinstall | 45 +++++++++++++++++++++++++++++++++++++++++++++
 news/ifmail/pkg-install   | 26 ++++++++++++++++++++++++--
 2 files changed, 69 insertions(+), 2 deletions(-)
 create mode 100644 news/ifmail/pkg-deinstall

(limited to 'news/ifmail')

diff --git a/news/ifmail/pkg-deinstall b/news/ifmail/pkg-deinstall
new file mode 100644
index 000000000000..50d05233e469
--- /dev/null
+++ b/news/ifmail/pkg-deinstall
@@ -0,0 +1,45 @@
+#!/bin/sh
+
+user=ifmail
+
+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
+}
+
+if [ x$2 != xDEINSTALL ]; then
+    exit
+fi
+
+if yesno "Do you want me to remove user \"${user}\"" y; then
+    if [ `id -u` -ne 0 ]; then
+	echo "You must be root to delete the user."
+	exit 1
+    fi
+    pw userdel -n ${user}
+    echo "Done."
+fi
diff --git a/news/ifmail/pkg-install b/news/ifmail/pkg-install
index ebadbb12da31..ae00c1fd5e68 100644
--- a/news/ifmail/pkg-install
+++ b/news/ifmail/pkg-install
@@ -2,6 +2,7 @@
 
 user=ifmail
 group=uucp
+uid=70
 
 ask() {
     local question default answer
@@ -56,8 +57,29 @@ EOF
     else
 	echo "You need a user \"${user}\"."
 	if which -s pw && yesno "Would you like me to create it" y; then
-	    pw useradd ${user} -g ${group} -h - -d /nonexistent \
-		-s /nonexistent -c "Ifmail user" || exit
+	    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."
-- 
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