1 files changed, 52 insertions, 0 deletions
diff --git a/debian/sendmail-bin.preinst.in b/debian/sendmail-bin.preinst.in
new file mode 100644
index 0000000..b45a775
--- /dev/null
+++ b/debian/sendmail-bin.preinst.in
@@ -0,0 +1,52 @@
+#!/bin/sh -e
+#
+# Debian pre install script
+#
+# Install of already installed package:
+#   1) Upgrade of package:
+#       new-preinst upgrade old-version
+#       *) new-postrm abort-upgrade old-version
+#   2) package had some configuration files from a previous version installed
+#       new-preinst install old-version
+#       *) new-postrm abort-install old-version
+#   3) Otherwise (i.e., the package was completely purged)
+#       new-preinst install
+#       *) new-postrm abort-install
+#
+set -e;
+
+PACKAGE=sendmail-bin;
+
+# do we have debconf?
+if [ -f /usr/share/debconf/confmodule ]; then
+	DEBCONF=true;
+	. /usr/share/debconf/confmodule;
+else
+	DEBCONF='';
+	fi;
+
+case "$1" in
+    install)
+		;;
+
+    upgrade)
+    	# DPKG doesn't overwrite directories with symlinks...
+		rm -rf @libdir@/sendmail 2>/dev/null || true;
+
+		# Prevent cronjob from running during upgrade...
+		if [ -f /etc/cron.d/sendmail ]; then
+			echo "#preinst" > @sysconfdir@/cron.d/sendmail;
+			fi;
+		;;
+
+    abort-upgrade)
+		;;
+
+    *)
+		echo "$PACKAGE preinst called with unknown argument \`$1'" >&2;
+		exit 1;
+		;;
+    esac;
+
+#DEBHELPER#
+exit 0;