community/at: don't overwrite /var/spool/atd/.SEQ on upgrade

community/at/APKBUILD

@@ -10,7 +10,7 @@ arch="all"
 options="!check suid"  # No test suite.
 license="GPL-2.0-or-later"
 makedepends="ssmtp flex-dev byacc"
-install="$pkgname.pre-install"
+install="$pkgname.pre-install $pkgname.post-install"
 subpackages="$pkgname-doc $pkgname-openrc"
 source="http://software.calhariz.com/at/at_$pkgver.orig.tar.gz
 	0001-opt_V.patch
@@ -51,6 +51,9 @@ package() {
 	make IROOT="$pkgdir" install
 	install -m 755 -D "$srcdir"/atd.initd \
 		"$pkgdir"/etc/init.d/atd
+
+	# This file is created by post-install script, if not exist yet.
+	rm "$pkgdir"/var/spool/atd/.SEQ
 }
 
 sha512sums="

community/at/at.post-install

+#!/bin/sh
+
+if ! [ -f /var/spool/atd/.SEQ ]; then
+	install -m 600 -o at -g at /dev/null /var/spool/atd/.SEQ
+fi
+
+exit 0