NanoDroid-Font: in Sytem Mode only backup original font, if the custom font provided actually exists

ChangeLog.md

@@ -15,8 +15,9 @@
 
 ### General Changes
 
-* Full package
+* NanoDroid-Font (nanodroid-font)
   * add `Splatoon` and `SuperMarioOdyssey` fonts
+  * in Sytem Mode only backup original font, if the custom font provided actually exists
 * README
   * add weblinks in the Credits section
 

Full/system/xbin/nanodroid-font

@@ -79,9 +79,9 @@ set_font () {
 			error "Font ${1} does not exist"
 		fi
 	else
-		backup_font
-
 		if [ -f /system/fonts/NanoDroid/${1}.ttf ]; then
+			backup_font
+
 			for font in ${FONTFILES}; do
 				ln -sf /system/fonts/NanoDroid/${1}.ttf \
 					/system/fonts/${font} || \