FIx glob usage to avoid problems with directories that contain spaces

Signed-off-by: Joas Schilling <coding@schilljs.com>

1 files changed, 6 insertions, 4 deletions

diff --git a/build/image-optimization.sh b/build/image-optimization.sh
index 65a5bb46362..bf825c96cc6 100755
--- a/build/image-optimization.sh
+++ b/build/image-optimization.sh
@@ -8,7 +8,7 @@ function recursive_optimize_images() {
 	jpegoptim --strip-all *.jpg;
 
 	# Optimize all SVGs
-	for svg in `ls *.svg`;
+	for svg in *.svg;
 	do
 		mv $svg $svg.opttmp;
 		scour --create-groups \
@@ -26,10 +26,12 @@ function recursive_optimize_images() {
 	rm *.opttmp
 
 	# Check all subfolders
-	for dir in `ls -d */`;
+	for dir in */
 	do
-			recursive_optimize_images $dir;
-			cd ..;
+		if [[ -d "$DIR" ]]; then
+			recursive_optimize_images "$dir"
+			cd ..
+		fi
 	done;
 }