Use OR lists instead of if commands

Use a more succinct and clear style in two places by converting if
commands into simple OR lists.

1 files changed, 2 insertions, 6 deletions

diff --git a/kern b/kern
index c6b2a57..d95ab9b 100755
--- a/kern
+++ b/kern
@@ -35,9 +35,7 @@ set_kernel() {
 	current=$(get_current_kernel)
 	kerndir=$SRCDIR/$kern
 
-	if test ! -d "$kerndir"; then
-		errx "No such file or directory: $kerndir"
-	fi
+	test -d "$kerndir" || errx "No such file or directory: $kerndir"
 
 	if test "$kern" = "$current"; then
 		err "Warning: Latest kernel already selected: $kern"
@@ -53,9 +51,7 @@ set_kernel() {
 config_kernel() {
 	host=${1:-$(hostname)}
 
-	if test ! -d "$KERNFRAG"; then
-		errx "No such file or directory: $KERNFRAG"
-	fi
+	test -d "$KERNFRAG" || errx "No such file or directory: $KERNFRAG"
 
 	printf "Starting merge for %s...\n\n" "$host"