configure some libraries to use xdg directories to store state

init.el

@@ -4,6 +4,7 @@
 (require 'seq)
 (require 'server)
 (require 'edebug)
+(require 'xdg)
 
 (global-unset-key (kbd "<left>"))
 (global-unset-key (kbd "<right>"))

packages/image-dired.el

@@ -0,0 +1,3 @@
+(use-package image-dired
+  :custom
+  (image-dired-dir (file-name-concat (xdg-cache-home) "image-dired")))

packages/recentf.el

@@ -0,0 +1,3 @@
+(use-package recentf
+  :custom
+  (recentf-save-file (file-name-concat (xdg-state-home) "emacs/recentf")))

packages/savehist.el

@@ -1,4 +1,4 @@
 (use-package savehist
   :custom
-  (savehist-file (file-name-concat user-emacs-directory "savehist"))
+  (savehist-file (file-name-concat (xdg-state-home) "emacs/savehist"))
   (savehist-save-minibuffer-history t))

packages/saveplace.el

@@ -0,0 +1,4 @@
+(use-package saveplace
+  :custom
+  (save-place-file (file-name-concat (xdg-state-home) "saveplace/places"))
+  (save-place-limit nil))

packages/tramp.el

@@ -1,9 +1,8 @@
 (use-package tramp
   :custom
   (tramp-password-cache nil)
-  (tramp-persistency-file-name nil)
+  (tramp-persistency-file-name (file-name-concat (xdg-state-home) "emacs/tramp/persistency-file"))
   :config
   (add-to-list 'tramp-connection-properties
                (list (regexp-quote (format "/sudo:root@%s:" system-name))
-                     "session-timeout" (* 60 60)))
-  (add-to-list 'tramp-remote-path "/root/bin"))
+                     "session-timeout" (* 60 60))))

packages/transient.el

@@ -0,0 +1,5 @@
+(use-package transient
+  :custom
+  (transient-levels-file (file-name-concat (xdg-state-home) "emacs/transient/levels.el"))
+  (transient-values-file (file-name-concat (xdg-state-home) "emacs/transient/values.el"))
+  (transient-history-file (file-name-concat (xdg-state-home) "emacs/transient/history.el")))