website-build: check.sh: make it pass shellcheck.

Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@cyberdimension.org>
Acked-by: Adrien 'neox' Bourmault <neox@gnu.org>

tests/lint

@@ -65,7 +65,8 @@ run_shellcheck \
     resources/scripts/misc/guix.sh \
     resources/scripts/tasks/distclean.sh \
     tests/distclean \
-    tests/lint
+    tests/lint \
+    website-build/check.sh
 
 printf "+---------------------+\n"
 printf "| Lint tests done     |\n"

website-build/check.sh

@@ -73,11 +73,13 @@ run_tests()
 	    "${tarball}"
 }
 
+# shellcheck disable=SC2166 # We want to make operator precedence
+# clear.
 if [ $# -eq 1 ] && [ "$1" = "-h" -o "$1" == "--help" ] ; then
 	help
 	exit 0
 elif [ $# -eq 2 ] && [ "$1" = "-t" -o "$1" = "--tarball" ] ; then
-	tarball="$(realpath $2)"
+	tarball="$(realpath "$2")"
 	run_tests "${tarball}"
 else
 	help