From fba9579488fc57f87ee88700cf3d2635a5f531ca Mon Sep 17 00:00:00 2001
From: Harzo <zt@kzhub.cc>
Date: Tue, 30 May 2023 23:11:13 +0200
Subject: [PATCH] random-wallpaper: Additional check

Exit the script if no wallpapers could be find. This should prevent
creating empty symbolic link to .current-wallpaper
---
 .scripts/system/random-wallpaper | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.scripts/system/random-wallpaper b/.scripts/system/random-wallpaper
index cc14d00..f22fe00 100755
--- a/.scripts/system/random-wallpaper
+++ b/.scripts/system/random-wallpaper
@@ -11,6 +11,10 @@ interval_secs="$(echo "60 * ${INTERVAL}" | bc)"
 
 while true; do
     wallpaper="$(fd '\.(png|jpe?g|gif)$' "$WALLPAPER_DIR" --type f --type l -L | shuf | head -1)"
+    if [ -z "$wallpaper" ]; then
+        echo "Couldn't find any wallpapers. Abort" >&2
+        exit 1
+    fi
     ln -sf "$wallpaper" "/run/user/$(id -u)/.current-wallpaper"
     swww img "$wallpaper"
     sleep "$interval_secs"