run_hook: use 'null' if no arguments are given

FossilOrigin-Name: 1414e355c53b73f768979da189ebc316c24d00f160920186626d35006a7a807f

1 files changed, 1 insertions, 1 deletions

diff --git a/kiss b/kiss
index d74182b..7667916 100755
--- a/kiss
+++ b/kiss
@@ -100,7 +100,7 @@ run_hook() {
 
     log "$2" "Running $1 hook"
 
-    TYPE=$1 PKG=$2 DEST=$3 . "$KISS_HOOK"
+    TYPE=${1:-null} PKG=${2:-null} DEST=${3:-null} . "$KISS_HOOK"
 }
 
 decompress() {