From c4907be0dc514cbd8d3520c86b85c108426f2b45 Mon Sep 17 00:00:00 2001
From: root <root@Zackserver.buero.zack.vuesch.org>
Date: Thu, 28 Jun 2018 16:41:02 +0200
Subject: [PATCH] fail conditions

---
 Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index 493495c..66ae46b 100644
--- a/Makefile
+++ b/Makefile
@@ -35,13 +35,13 @@ stretch_%_root/: stretch_%_root/bin/sh ${CONFIG} permissions .FORCE
 	touch "$@"
 
 stretch_%_config/: stretch_%_root/ ${CONFIG} permissions .FORCE
-	btrfs subvolume delete "$@" || rm -r "$@" || true
+	[ -d "$@" ] && { btrfs subvolume delete "$@" || rm -r "$@"; }
 	btrfs subvolume snapshot "$<" "$@" || cp -rlv "$<" "$@"
 	cp -av $(addsuffix /*, ${CONFIG}) "$@"
 	-chroot "$@" locale-gen
 	-chroot "$@" update-locale
-	chroot "$@" useradd -M -p "$$(printf %s\\n '${PASS}' |mkpasswd -m sha-256 -s)" '${USER}'
-	for g in ${GROUPS}; do chroot "$@" adduser '${USER}' "$$g"; done
+	-chroot "$@" useradd -M -p "$$(printf %s\\n '${PASS}' |mkpasswd -m sha-256 -s)" '${USER}'
+	-for g in ${GROUPS}; do chroot "$@" adduser '${USER}' "$$g"; done
 	touch "$@"
 
 stretch_%.squashfs: stretch_%_config/
-- 
2.39.2