From c08f366c1cf7abb8cfdc14c6e3b9c2da3e98795a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maciej=20Ma=C5=82ecki?= <me@mmalecki.com>
Date: Thu, 7 Aug 2014 01:55:43 +0200
Subject: [PATCH] Abort if pre snapshot hook returns non-zero

---
 src/zfs-auto-snapshot.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/zfs-auto-snapshot.sh b/src/zfs-auto-snapshot.sh
index 2c87bd0..8ae5f53 100755
--- a/src/zfs-auto-snapshot.sh
+++ b/src/zfs-auto-snapshot.sh
@@ -159,7 +159,7 @@ do_snapshots () # properties, flags, snapname, oldglob, [targets...]
 	for ii in $TARGETS
 	do
 		do_run "$opt_pre_snapshot $ii $NAME"
-		if do_run "zfs snapshot $PROPS $FLAGS '$ii@$NAME'" 
+		if [ $? -eq 0 ] && do_run "zfs snapshot $PROPS $FLAGS '$ii@$NAME'"
 		then
 			do_run "$opt_post_snapshot $ii $NAME"
 			SNAPSHOT_COUNT=$(( $SNAPSHOT_COUNT + 1 ))