From f82ead2b39ef0a91ac384863103bf8e318302d10 Mon Sep 17 00:00:00 2001
From: Alberto <aru_hackz.official@zohomail.eu>
Date: Sun, 5 Dec 2021 21:16:22 +0100
Subject: [PATCH] Fix koreader not using XDG_CONFIG_HOME on linux (#8507)

---
 datastorage.lua | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/datastorage.lua b/datastorage.lua
index bce2ea07d..8f20a6b68 100644
--- a/datastorage.lua
+++ b/datastorage.lua
@@ -18,8 +18,12 @@ function DataStorage:getDataDir()
         -- confined ubuntu app has write access to this dir
         data_dir = string.format("%s/%s", os.getenv("XDG_DATA_HOME"), package_name)
     elseif os.getenv("APPIMAGE") or os.getenv("KO_MULTIUSER") then
-        local user_rw = jit.os == "OSX" and "Library/Application Support" or ".config"
-        data_dir = string.format("%s/%s/%s", os.getenv("HOME"), user_rw, "koreader")
+        if os.getenv("XDG_CONFIG_HOME") then
+            data_dir = string.format("%s/%s", os.getenv("XDG_CONFIG_HOME"), "koreader")
+        else
+            local user_rw = jit.os == "OSX" and "Library/Application Support" or ".config"
+            data_dir = string.format("%s/%s/%s", os.getenv("HOME"), user_rw, "koreader")
+        end
     else
         data_dir = "."
     end