[PR] dylanaraps/neofetch#1891 from kidonng - Respect if it exists

Upstream PR: https://github.com/dylanaraps/neofetch/pull/1891
Thanks to @kidonng

Co-authored-by: Kid <44045911+kidonng@users.noreply.github.com>

neofetch

@@ -5205,10 +5205,11 @@ cache() {
 }
 
 get_cache_dir() {
-    case $os in
-        "Mac OS X"|"macOS") cache_dir="/Library/Caches" ;;
-        *)          cache_dir="/tmp" ;;
-    esac
+    if [[ "$TMPDIR" ]]; then
+        cache_dir="$TMPDIR"
+    else
+        cache_dir="/tmp"
+    fi
 }
 
 kde_config_dir() {
@@ -5763,8 +5764,7 @@ get_args() {
             "--gap") gap="$2" ;;
             "--clean")
                 [[ -d "$thumbnail_dir" ]] && rm -rf "$thumbnail_dir"
-                rm -rf "/Library/Caches/neofetch/"
-                rm -rf "/tmp/neofetch/"
+                rm -rf "$cache_dir/neofetch/"
                 exit
             ;;
 
@@ -12971,6 +12971,7 @@ EOF
 main() {
     cache_uname
     get_os
+    get_cache_dir
 
     # Load default config.
     eval "$config"
@@ -12993,7 +12994,6 @@ main() {
     }
 
     image_backend
-    get_cache_dir
     old_functions
     print_info
     dynamic_prompt