X-Git-Url: https://git.shemshak.org/~bandali/configs/blobdiff_plain/2c483b3ea7a7ef7f0dbd6f1264dbff73a6ca9614..cb058d219446b570acb36284353063ddd5914f3c:/.emacs.d/init.el?ds=sidebyside

diff --git a/.emacs.d/init.el b/.emacs.d/init.el
index 601d8e3..e132088 100644
--- a/.emacs.d/init.el
+++ b/.emacs.d/init.el
@@ -39,9 +39,13 @@
 
 (defvar b/before-user-init-time (current-time)
   "Value of `current-time' when Emacs begins loading `user-init-file'.")
-(message "Loading Emacs...done (%.3fs)"
-         (float-time (time-subtract b/before-user-init-time
-                                    before-init-time)))
+(defvar b/emacs-initialized nil
+  "Whether Emacs has been initialized.")
+
+(when (not (bound-and-true-p b/emacs-initialized))
+  (message "Loading Emacs...done (%.3fs)"
+           (float-time (time-subtract b/before-user-init-time
+                                      before-init-time))))
 
 ;; temporarily increase `gc-cons-threshhold' and `gc-cons-percentage'
 ;; during startup to reduce garbage collection frequency.  clearing
@@ -57,8 +61,10 @@
 
 ;; set them back to their defaults once we're done initializing
 (defun b/post-init ()
-  (setq gc-cons-threshold b/gc-cons-threshold
-        gc-cons-percentage b/gc-cons-percentage
+  "My post-initialize function, run after loading `user-init-file'."
+  (setq b/emacs-initialized     t
+        gc-cons-threshold       b/gc-cons-threshold
+        gc-cons-percentage      b/gc-cons-percentage
         file-name-handler-alist b/file-name-handler-alist))
 (add-hook 'after-init-hook #'b/post-init)
 
@@ -152,9 +158,10 @@
                (expand-file-name "~/.emacs.d/straight/build/")))
 
 (defun b/reload-init ()
-  "Reload init.el."
+  "Reload `user-init-file'."
   (interactive)
-  (setq b/file-name-handler-alist file-name-handler-alist)
+  (setq b/before-user-init-time   (current-time)
+        b/file-name-handler-alist file-name-handler-alist)
   (load user-init-file nil 'nomessage)
   (b/post-init))
 
@@ -174,43 +181,30 @@
 (setq use-package-always-defer t)
 (require 'bind-key)
 
-(use-package delight)
-
 
 ;;; Initial setup
 
 ;; keep ~/.emacs.d clean
-(defvar b/etc-dir
-  (expand-file-name
-   (convert-standard-filename "etc/") user-emacs-directory)
-  "The directory where packages place their configuration files.")
-
-(defvar b/var-dir
-  (expand-file-name
-   (convert-standard-filename "var/") user-emacs-directory)
-  "The directory where packages place their persistent data files.")
-
-(defun b/etc (file)
-  "Expand filename FILE relative to `b/etc-dir'."
-  (expand-file-name (convert-standard-filename file) b/etc-dir))
-
-(defun b/var (file)
-  "Expand filename FILE relative to `b/var-dir'."
-  (expand-file-name (convert-standard-filename file) b/var-dir))
-
-(setq
- auto-save-list-file-prefix (b/var "auto-save/sessions/")
- nsm-settings-file (b/var "nsm-settings.el"))
+(use-package no-littering
+  :demand
+  :config
+  (defalias 'b/etc 'no-littering-expand-etc-file-name)
+  (defalias 'b/var 'no-littering-expand-var-file-name))
 
 ;; separate custom file (don't want it mixing with init.el)
 (use-feature custom
-  :no-require t
+  :no-require
   :config
   (setq custom-file (b/etc "custom.el"))
   (when (file-exists-p custom-file)
     (load custom-file))
   ;; while at it, treat themes as safe
-  (setf custom-safe-themes t))
+  (setf custom-safe-themes t)
+  ;; only one custom theme at a time
+  (comment
+    (defadvice load-theme (before clear-previous-themes activate)
+      "Clear existing theme settings instead of layering them"
+      (mapc #'disable-theme custom-enabled-themes))))
 
 ;; load the secrets file if it exists, otherwise show a warning
 (comment
@@ -229,18 +223,86 @@
   (exec-path-from-shell-copy-env "SSH_AGENT_PID")
   (exec-path-from-shell-copy-env "SSH_AUTH_SOCK"))
 
-;; only one custom theme at a time
-(comment
-  (defadvice load-theme (before clear-previous-themes activate)
-    "Clear existing theme settings instead of layering them"
-    (mapc #'disable-theme custom-enabled-themes)))
-
 ;; start up emacs server.  see
 ;; https://www.gnu.org/software/emacs/manual/html_node/emacs/Emacs-Server.html#Emacs-Server
 (use-feature server
   :defer 0.4
   :config (or (server-running-p) (server-mode)))
 
+
+;;; Useful utilities
+
+;; useful libraries
+(require 'cl-lib)
+(require 'subr-x)
+
+(defmacro b/setq-every (value &rest vars)
+  "Set all the variables from VARS to value VALUE."
+  (declare (indent defun) (debug t))
+  `(progn ,@(mapcar (lambda (x) (list 'setq x value)) vars)))
+
+(defun b/start-process (program &rest args)
+  "Same as `start-process', but doesn't bother about name and buffer."
+  (let ((process-name (concat program "_process"))
+        (buffer-name  (generate-new-buffer-name
+                       (concat program "_output"))))
+    (apply #'start-process
+           process-name buffer-name program args)))
+
+(defun b/dired-start-process (program &optional args)
+  "Open current file with a PROGRAM."
+  ;; Shell command looks like this: "program [ARGS]... FILE" (ARGS can
+  ;; be nil, so remove it).
+  (apply #'b/start-process
+         program
+         (remove nil (list args (dired-get-file-for-visit)))))
+
+(defun b/add-elisp-section ()
+  (interactive)
+  (insert "\n")
+  (previous-line)
+  (insert "\n\n;;; "))
+
+(defun b/no-mouse-autoselect-window ()
+  "Conveniently disable `focus-follows-mouse'.
+For disabling the behaviour for certain buffers and/or modes."
+  (make-local-variable 'mouse-autoselect-window)
+  (setq mouse-autoselect-window nil))
+
+
+;;; Defaults
+
+;;;; C-level customizations
+
+(setq
+ ;; minibuffer
+ enable-recursive-minibuffers t
+ resize-mini-windows t
+ ;; more useful frame titles
+ frame-title-format '("" invocation-name " - "
+                      (:eval
+                       (if (buffer-file-name)
+                           (abbreviate-file-name (buffer-file-name))
+                         "%b")))
+ ;; i don't feel like jumping out of my chair every now and again; so
+ ;; don't BEEP! at me, emacs
+ ring-bell-function 'ignore
+ ;; better scrolling
+ ;; scroll-margin 1
+ ;; scroll-conservatively 10000
+ scroll-step 1
+ scroll-conservatively 10
+ scroll-preserve-screen-position 1
+ ;; focus follows mouse
+ mouse-autoselect-window t)
+
+(setq-default
+ ;; always use space for indentation
+ indent-tabs-mode nil
+ tab-width 4
+ ;; cursor shape
+ cursor-type 'bar)
+
 ;; unicode support
 (comment
   (dolist (ft (fontset-list))
@@ -274,175 +336,96 @@
      nil
      'prepend)))
 
-;; gentler font resizing
-(setq text-scale-mode-step 1.05)
+;;;; Elisp-level customizations
 
-;; focus follows mouse
-(setq mouse-autoselect-window t)
-
-(defun b/no-mouse-autoselect-window ()
-  "Conveniently disable `focus-follows-mouse'.
-For disabling the behaviour for certain buffers and/or modes."
-  (make-local-variable 'mouse-autoselect-window)
-  (setq mouse-autoselect-window nil))
-
-;; better scrolling
-(setq ;; scroll-margin 1
-      ;; scroll-conservatively 10000
-      scroll-step 1
-      scroll-conservatively 10
-      scroll-preserve-screen-position 1)
-
-(use-feature mwheel
-  :defer 0.4
+(use-feature startup
+  :no-require
+  :demand
   :config
-  (setq mouse-wheel-scroll-amount '(1 ((shift) . 1)) ; one line at a time
-        mouse-wheel-progressive-speed nil            ; don't accelerate scrolling
-        mouse-wheel-follow-mouse t))                 ; scroll window under mouse
-
-(use-feature pixel-scroll
-  :defer 0.4
-  :config (pixel-scroll-mode 1))
-
-;; ask for GPG passphrase in minibuffer
-(use-feature epa
-  :custom
-  ; this will fail if gpg>=2.1 is not available
-  (epa-pinentry-mode 'loopback))
-
-(use-feature epg-config
-  :defer 0.4
+  ;; don't need to see the startup echo area message
+  (advice-add #'display-startup-echo-area-message :override #'ignore)
   :custom
-  ((epg-gpg-program (executable-find "gpg"))
-   (epg-pinentry-mode 'loopback)))
-
-(use-feature epg
-  :after epg-config)
-
-(use-package pinentry
+  ;; i want *scratch* as my startup buffer
+  (initial-buffer-choice t)
+  ;; i don't need the default hint
+  (initial-scratch-message nil)
+  ;; use customizable text-mode as major mode for *scratch*
+  ;; (initial-major-mode 'text-mode)
+  ;; inhibit buffer list when more than 2 files are loaded
+  (inhibit-startup-buffer-menu t)
+  ;; don't need to see the startup screen or echo area message
+  (inhibit-startup-screen t)
+  (inhibit-startup-echo-area-message user-login-name))
+
+(use-feature files
+  :no-require
   :demand
-  :after (epa epg server)
-  :config
-  (setq pinentry--socket-dir server-socket-dir)
-  (pinentry-start))
-
-;; useful libraries
-(require 'cl-lib)
-(require 'subr-x)
-
-
-;;; Useful utilities
-
-(defmacro b/setq-every (value &rest vars)
-  "Set all the variables from VARS to value VALUE."
-  (declare (indent defun) (debug t))
-  `(progn ,@(mapcar (lambda (x) (list 'setq x value)) vars)))
-
-(defun b/start-process (program &rest args)
-  "Same as `start-process', but doesn't bother about name and buffer."
-  (let ((process-name (concat program "_process"))
-        (buffer-name  (generate-new-buffer-name
-                       (concat program "_output"))))
-    (apply #'start-process
-           process-name buffer-name program args)))
-
-(defun b/dired-start-process (program &optional args)
-  "Open current file with a PROGRAM."
-  ;; Shell command looks like this: "program [ARGS]... FILE" (ARGS can
-  ;; be nil, so remove it).
-  (apply #'b/start-process
-         program
-         (remove nil (list args (dired-get-file-for-visit)))))
-
-(defun b/add-elisp-section ()
-  (interactive)
-  (insert "\n")
-  (previous-line)
-  (insert "\n\n;;; "))
+  :custom
+  ;; backups (C-h v make-backup-files RET)
+  (backup-by-copying t)
+  (version-control t)
+  (delete-old-versions t)
 
-
-;;; Defaults
+  ;; auto-save
+  (auto-save-file-name-transforms
+   `((".*" ,(b/var "auto-save/") t)))
 
-;; time and battery in mode-line
-(comment
-  (use-package time
-    :init
-    (setq display-time-default-load-average nil)
-    :config
-    (display-time-mode))
+  ;; insert newline at the end of files
+  (require-final-newline t)
 
-  (use-package battery
-    :config
-    (display-battery-mode)))
-
-;; smaller fringe
-;; (fringe-mode '(3 . 1))
-(fringe-mode nil)
+  ;; open read-only file buffers in view-mode
+  ;; (enables niceties like `q' for quit)
+  (view-read-only t))
 
 ;; disable disabled commands
 (setq disabled-command-function nil)
 
-;; Save what I copy into clipboard from other applications into Emacs'
-;; kill-ring, which would allow me to still be able to easily access
-;; it in case I kill (cut or copy) something else inside Emacs before
-;; yanking (pasting) what I'd originally intended to.
-(setq save-interprogram-paste-before-kill t)
-
-;; minibuffer
-(setq enable-recursive-minibuffers t
-      resize-mini-windows t)
-
 ;; lazy-person-friendly yes/no prompts
 (defalias 'yes-or-no-p #'y-or-n-p)
 
-;; i want *scratch* as my startup buffer
-(setq initial-buffer-choice t)
-
-;; i don't need the default hint
-(setq initial-scratch-message nil)
-
-;; use customizable text-mode as major mode for *scratch*
-(setq initial-major-mode 'text-mode)
-
-;; inhibit buffer list when more than 2 files are loaded
-(setq inhibit-startup-buffer-menu t)
-
-;; don't need to see the startup screen or the echo area message
-(advice-add #'display-startup-echo-area-message :override #'ignore)
-(setq inhibit-startup-screen t
-      inhibit-startup-echo-area-message user-login-name)
-
-;; more useful frame titles
-(setq frame-title-format
-      '("" invocation-name " - "
-        (:eval (if (buffer-file-name)
-                   (abbreviate-file-name (buffer-file-name))
-                 "%b"))))
+;; enable automatic reloading of changed buffers and files
+(use-feature autorevert
+  :demand
+  :config
+  (global-auto-revert-mode 1)
+  :custom
+  (auto-revert-verbose nil)
+  (global-auto-revert-non-file-buffers nil))
 
-;; backups (C-h v make-backup-files RET)
-(setq backup-by-copying t
-      backup-directory-alist (list (cons "." (b/var "backup/")))
-      version-control t
-      delete-old-versions t)
+;; time and battery in mode-line
+(use-feature time
+  :demand
+  :config
+  (display-time-mode)
+  :custom
+  (display-time-default-load-average nil)
+  (display-time-format "%a %b %-e, %-l:%M%P"))
 
-;; enable automatic reloading of changed buffers and files
-(global-auto-revert-mode 1)
-(setq auto-revert-verbose nil
-      global-auto-revert-non-file-buffers nil)
+(use-feature battery
+  :demand
+  :config
+  (display-battery-mode)
+  :custom
+  (battery-mode-line-format " %p%% %t"))
 
-;; always use space for indentation
-(setq-default
- indent-tabs-mode nil
- require-final-newline t
- tab-width 4)
+(use-feature fringe
+  :demand
+  :config
+  ;; smaller fringe
+  ;; (fringe-mode '(3 . 1))
+  (fringe-mode nil))
 
-;; enable winner-mode (C-h f winner-mode RET)
-(winner-mode 1)
+(use-feature winner
+  :demand
+  :config
+  ;; enable winner-mode (C-h f winner-mode RET)
+  (winner-mode 1))
 
-;; don't display *compilation* buffer on success.  based on
-;; https://stackoverflow.com/a/17788551, with changes to use `cl-letf'
-;; instead of the now obsolete `flet'.
-(with-eval-after-load 'compile
+(use-feature compile
+  :config
+  ;; don't display *compilation* buffer on success.  based on
+  ;; https://stackoverflow.com/a/17788551, with changes to use `cl-letf'
+  ;; instead of the now obsolete `flet'.
   (defun b/compilation-finish-function (buffer outstr)
     (unless (string-match "finished" outstr)
       (switch-to-buffer-other-window buffer))
@@ -461,23 +444,21 @@ For disabling the behaviour for certain buffers and/or modes."
       ad-do-it))
   (ad-activate 'compilation-start))
 
-;; search for non-ASCII characters: i’d like non-ASCII characters such
-;; as ‘’“”«»‹›áⓐ𝒶 to be selected when i search for their ASCII
-;; counterpart.  shoutout to
-;; http://endlessparentheses.com/new-in-emacs-25-1-easily-search-non-ascii-characters.html
-(setq search-default-mode #'char-fold-to-regexp)
-;; uncomment to extend this behaviour to query-replace
-;; (setq replace-char-fold t)
-
-;; cursor shape
-(setq-default cursor-type 'bar)
-
-;; allow scrolling in Isearch
-(setq isearch-allow-scroll t)
-
-;; open read-only file buffers in view-mode
-;; (enables niceties like `q' for quit)
-(setq view-read-only t)
+(use-feature isearch
+  :custom
+  ;; allow scrolling in Isearch
+  (isearch-allow-scroll t)
+  ;; search for non-ASCII characters: i’d like non-ASCII characters such
+  ;; as ‘’“”«»‹›áⓐ𝒶 to be selected when i search for their ASCII
+  ;; counterpart.  shoutout to
+  ;; http://endlessparentheses.com/new-in-emacs-25-1-easily-search-non-ascii-characters.html
+  (search-default-mode #'char-fold-to-regexp))
+
+;; uncomment to extend the above behaviour to query-replace
+(comment
+  (use-feature replace
+    :custom
+    (replace-char-fold t)))
 
 (use-feature vc
   :bind ("C-x v C-=" . vc-ediff))
@@ -487,9 +468,25 @@ For disabling the behaviour for certain buffers and/or modes."
   :custom ((ediff-window-setup-function 'ediff-setup-windows-plain)
            (ediff-split-window-function 'split-window-horizontally)))
 
-;; i don't feel like jumping out of my chair every now and again; so
-;; don't BEEP! at me, emacs
-(setq ring-bell-function 'ignore)
+(use-feature face-remap
+  :custom
+  ;; gentler font resizing
+  (text-scale-mode-step 1.05))
+
+(use-feature mwheel
+  :defer 0.4
+  :config
+  (setq mouse-wheel-scroll-amount '(1 ((shift) . 1)) ; one line at a time
+        mouse-wheel-progressive-speed nil            ; don't accelerate scrolling
+        mouse-wheel-follow-mouse t))                 ; scroll window under mouse
+
+(use-feature pixel-scroll
+  :defer 0.4
+  :config (pixel-scroll-mode 1))
+
+(use-feature epg-config
+  :custom
+  ((epg-gpg-program (executable-find "gpg"))))
 
 
 ;;; General bindings
@@ -525,22 +522,24 @@ For disabling the behaviour for certain buffers and/or modes."
 
 (bind-keys
  ;; for back and forward mouse keys
+ ("<XF86Back>"     . previous-buffer)
  ("<mouse-8>"      . previous-buffer)
  ("<drag-mouse-8>" . previous-buffer)
+ ("<XF86Forward>"  . next-buffer)
  ("<mouse-9>"      . next-buffer)
  ("<drag-mouse-9>" . next-buffer)
  ("<drag-mouse-2>" . kill-this-buffer)
  ("<drag-mouse-3>" . ivy-switch-buffer))
 
 (bind-keys
- :prefix-map mab/straight-prefix-map
+ :prefix-map b/straight-prefix-map
  :prefix "C-c p s"
  ("u" . straight-use-package)
  ("f" . straight-freeze-versions)
  ("t" . straight-thaw-versions)
  ("P" . straight-prune-build)
  ("g" . straight-get-recipe)
- ("r" . mab/reload-init)
+ ("r" . b/reload-init)
  ;; M-x ^straight-.*-all$
  ("a c" . straight-check-all)
  ("a f" . straight-fetch-all)
@@ -561,6 +560,193 @@ For disabling the behaviour for certain buffers and/or modes."
 
 ;;; Essential packages
 
+(use-package exwm
+  :demand
+  :config
+  ;; make class name the buffer name, truncating beyond 60 characters
+  (defun b/exwm-rename-buffer ()
+    (interactive)
+    (exwm-workspace-rename-buffer
+     (concat exwm-class-name ":"
+             (if (<= (length exwm-title) 60) exwm-title
+               (concat (substring exwm-title 0 59) "...")))))
+  ;; Enable EXWM
+  (exwm-enable)
+  :hook ((exwm-update-class . b/exwm-rename-buffer)
+         (exwm-update-title . b/exwm-rename-buffer)))
+
+(use-feature exwm-config
+  :demand
+  :after exwm
+  :hook (exwm-init . exwm-config--fix/ido-buffer-window-other-frame))
+
+(use-feature exwm-input
+  :demand
+  :after exwm-workspace
+  :config
+  (defun b/exwm-ws-prev-index ()
+    "Return the index for the previous EXWM workspace, wrapping
+around if needed."
+    (if (= exwm-workspace-current-index 0)
+        (1- exwm-workspace-number)
+      (1- exwm-workspace-current-index)))
+
+  (defun b/exwm-ws-next-index ()
+    "Return the index for the next EXWM workspace, wrapping
+around if needed."
+    (if (= exwm-workspace-current-index
+           (1- exwm-workspace-number))
+        0
+      (1+ exwm-workspace-current-index)))
+
+  ;; shorten 'C-c C-q' to 'C-q'
+  (define-key exwm-mode-map [?\C-q] #'exwm-input-send-next-key)
+
+  (setq exwm-input-global-keys
+        `(([?\s-R] . exwm-reset)
+          ([?\s-\\] . exwm-workspace-switch)
+          ([?\s-\s] . (lambda (command)
+                        (interactive
+                         (list (read-shell-command "➜ ")))
+                        (start-process-shell-command
+                         command nil command)))
+          ([s-return] . (lambda ()
+                          (interactive)
+                          (start-process "" nil "urxvt")))
+          ([?\C-\s-\s] . counsel-linux-app)
+          ([?\M-\s-\s] . (lambda ()
+                           (interactive)
+                           (start-process-shell-command
+                            "rofi-pass" nil "rofi-pass")))
+          ([?\s-\[] . (lambda ()
+                        (interactive)
+                        (exwm-workspace-switch-create
+                         (b/exwm-ws-prev-index))))
+          ([?\s-\]] . (lambda ()
+                        (interactive)
+                        (exwm-workspace-switch-create
+                         (b/exwm-ws-next-index))))
+          ([?\s-{] . (lambda ()
+                       (interactive)
+                       (exwm-workspace-move-window
+                        (b/exwm-ws-prev-index))))
+          ([?\s-}] . (lambda ()
+                       (interactive)
+                       (exwm-workspace-move-window
+                        (b/exwm-ws-next-index))))
+          ,@(mapcar (lambda (i)
+                      `(,(kbd (format "s-%d" i)) .
+                        (lambda ()
+                          (interactive)
+                          (exwm-workspace-switch-create ,i))))
+                    (number-sequence 0 (1- exwm-workspace-number)))
+          ([?\s-t] . exwm-floating-toggle-floating)
+          ([?\s-f] . exwm-layout-toggle-fullscreen)
+          ([?\s-w] . (lambda ()
+                       (interactive)
+                       (kill-buffer (current-buffer))))
+          ([?\s-q] . (lambda ()
+                       (interactive)
+                       (exwm-manage--kill-client)))
+          ([?\s-\'] . (lambda ()
+                        (interactive)
+                        (start-process-shell-command
+                         "rofi-light" nil "rofi-light")))
+          ([XF86AudioMute] .
+           (lambda ()
+             (interactive)
+             (start-process "" nil "pamixer" "--toggle-mute")))
+          ([XF86AudioLowerVolume] .
+           (lambda ()
+             (interactive)
+             (start-process
+              "" nil "pamixer" "--allow-boost" "--decrease" "5")))
+          ([XF86AudioRaiseVolume] .
+           (lambda ()
+             (interactive)
+             (start-process
+              "" nil "pamixer" "--allow-boost" "--increase" "5")))
+          ([XF86AudioPlay] .
+           (lambda ()
+             (interactive)
+             (start-process "" nil "mpc" "toggle")))
+          ([XF86AudioPrev] .
+           (lambda ()
+             (interactive)
+             (start-process "" nil "mpc" "prev")))
+          ([XF86AudioNext] .
+           (lambda ()
+             (interactive)
+             (start-process "" nil "mpc" "next")))
+          ([XF86ScreenSaver] .
+           (lambda ()
+		     (interactive)
+		     (start-process "" nil "dm-tool" "lock")))))
+
+  ;; Line-editing shortcuts
+  (setq exwm-input-simulation-keys
+    '(;; movement
+      ([?\C-b] . [left])
+      ([?\M-b] . [C-left])
+      ([?\C-f] . [right])
+      ([?\M-f] . [C-right])
+      ([?\C-p] . [up])
+      ([?\C-n] . [down])
+      ([?\C-a] . [home])
+      ([?\C-e] . [end])
+      ([?\M-v] . [prior])
+      ([?\C-v] . [next])
+      ([?\C-d] . [delete])
+      ([?\C-k] . [S-end ?\C-x])
+      ([?\M-<] . C-home)
+      ([?\M->] . C-end)
+      ;; cut/copy/paste
+      ([?\C-w] . [?\C-x])
+      ([?\M-w] . [?\C-c])
+      ([?\C-y] . [?\C-v])
+      ([?\M-d] . [C-S-right ?\C-x])
+      ([?\M-\d] . [C-S-left ?\C-x])
+      ;; search
+      ([?\C-s] . [?\C-f])
+      ;; escape
+      ([?\C-g] . [escape]))))
+
+(use-feature exwm-manage
+  :demand
+  :after exwm
+  :hook
+  (exwm-manage-finish . (lambda ()
+                          (when exwm-class-name
+                            (cond
+                             ((string= exwm-class-name "URxvt")
+                              (exwm-input-set-local-simulation-keys
+                               '(([?\C-c ?\C-c] . [?\C-c])
+                                 ([?\C-c ?\C-u] . [?\C-u]))))
+                             ((string= exwm-class-name "Abrowser")
+                              (exwm-input-set-local-simulation-keys
+                               `(,@exwm-input-simulation-keys
+                                 ([?\C-\S-d] . [?\C-d])
+                                 ([?\C-q] . [?\C-w])
+                                 ([?\s-q] . [?\C-q])))))))))
+
+(use-feature exwm-randr
+  :demand
+  :after exwm
+  :config
+  (exwm-randr-enable))
+
+(use-feature exwm-systemtray
+  :demand
+  :after exwm
+  :config
+  (exwm-systemtray-enable))
+
+(use-feature exwm-workspace
+  :demand
+  :after exwm
+  :custom
+  (exwm-workspace-number 4))
+
 ;; use the org-plus-contrib package to get the whole deal
 (use-package org-plus-contrib)
 
@@ -682,10 +868,9 @@ For disabling the behaviour for certain buffers and/or modes."
   (nconc magit-section-initial-visibility-alist
          '(([unpulled status] . show)
            ([unpushed status] . show)))
-  (setq transient-history-file (b/var "transient/history.el")
-        transient-levels-file  (b/etc "transient/levels.el")
-        transient-values-file  (b/etc "transient/values.el"))
-  :custom (magit-display-buffer-function #'magit-display-buffer-fullframe-status-v1)
+  :custom
+  (magit-diff-refine-hunk t)
+  (magit-display-buffer-function #'magit-display-buffer-fullframe-status-v1)
   :custom-face (magit-diff-file-heading ((t (:weight normal)))))
 
 ;; recently opened files
@@ -694,17 +879,13 @@ For disabling the behaviour for certain buffers and/or modes."
   ;; :config
   ;; (add-to-list 'recentf-exclude "^/\\(?:ssh\\|su\\|sudo\\)?:")
   :custom
-  (recentf-max-saved-items 2000)
-  (recentf-save-file (b/var "recentf-save.el")))
+  (recentf-max-saved-items 2000))
 
 ;; smart M-x enhancement (needed by counsel for history)
-(use-package smex
-  :config
-  (setq smex-save-file (b/var "smex-save.el")))
+(use-package smex)
 
 (use-package ivy
   :defer 0.3
-  :delight ;; " 🙒"
   :bind
   (:map ivy-minibuffer-map
    ([escape] . keyboard-escape-quit)
@@ -745,7 +926,6 @@ This function is intended for use with `ivy-ignore-buffers'."
 
 (use-package counsel
   :after ivy
-  :delight
   :bind (([remap execute-extended-command] . counsel-M-x)
          ([remap find-file]                . counsel-find-file)
          ("C-c b b"                        . ivy-switch-buffer)
@@ -805,7 +985,6 @@ This function is intended for use with `ivy-ignore-buffers'."
 
   :hook (eshell-mode . b/eshell-setup)
   :custom
-  (eshell-directory-name (b/var "eshell/"))
   (eshell-hist-ignoredups t)
   (eshell-input-filter 'eshell-input-filter-initial-space))
 
@@ -869,10 +1048,11 @@ This function is intended for use with `ivy-ignore-buffers'."
        (or
         (name . "^\\*scratch\\*$")
         (name . "^\\*Messages\\*$")))
+      ("exwm" (mode . exwm-mode))
       ("erc" (mode . erc-mode)))))
   (ibuffer-formats
    '((mark modified read-only locked " "
-           (name 18 18 :left :elide)
+           (name 72 72 :left :elide)
            " "
            (size-h 9 -1 :right)
            " "
@@ -886,7 +1066,6 @@ This function is intended for use with `ivy-ignore-buffers'."
 (use-feature outline
   :disabled
   :hook (prog-mode . outline-minor-mode)
-  :delight (outline-minor-mode " outl")
   :bind
   (:map
    outline-minor-mode-map
@@ -987,7 +1166,6 @@ This function is intended for use with `ivy-ignore-buffers'."
 ;; display Lisp objects at point in the echo area
 (use-feature eldoc
   :when (version< "25" emacs-version)
-  :delight " eldoc"
   :config (global-eldoc-mode))
 
 ;; highlight matching parens
@@ -1000,22 +1178,25 @@ This function is intended for use with `ivy-ignore-buffers'."
   :config (electric-pair-mode))
 
 (use-feature simple
-  :delight (auto-fill-function " fill")
-  :config (column-number-mode))
+  :config (column-number-mode)
+  :custom
+  ;; Save what I copy into clipboard from other applications into Emacs'
+  ;; kill-ring, which would allow me to still be able to easily access
+  ;; it in case I kill (cut or copy) something else inside Emacs before
+  ;; yanking (pasting) what I'd originally intended to.
+  (save-interprogram-paste-before-kill t))
 
 ;; save minibuffer history
 (use-feature savehist
+  :demand
   :config
   (savehist-mode)
-  :custom
-  (savehist-file (b/var "savehist.el")))
+  (add-to-list 'savehist-additional-variables 'kill-ring))
 
 ;; automatically save place in files
 (use-feature saveplace
   :when (version< "25" emacs-version)
-  :config (save-place-mode)
-  :custom
-  (save-place-file (b/var "save-place.el")))
+  :config (save-place-mode))
 
 (use-feature prog-mode
   :config (global-prettify-symbols-mode)
@@ -1034,7 +1215,6 @@ This function is intended for use with `ivy-ignore-buffers'."
 
 (use-package company
   :defer 0.6
-  :delight " comp"
   :bind
   (:map company-active-map
         ([tab]    . company-complete-common-or-cycle)
@@ -1063,8 +1243,7 @@ This function is intended for use with `ivy-ignore-buffers'."
   (setq flycheck-check-syntax-automatically '(mode-enabled save))
   :custom (flycheck-mode-line-prefix "flyc"))
 
-(use-feature flyspell
-  :delight " flysp")
+(use-feature flyspell)
 
 ;; http://endlessparentheses.com/ispell-and-apostrophes.html
 (use-feature ispell
@@ -1094,10 +1273,7 @@ This function is intended for use with `ivy-ignore-buffers'."
               #'endless/replace-quote))
 
 (use-feature abbrev
-  :delight " abbr"
-  :hook (text-mode . abbrev-mode)
-  :custom
-  (abbrev-file-name (b/var "abbrev.el")))
+  :hook (text-mode . abbrev-mode))
 
 
 ;;; Programming modes
@@ -1109,12 +1285,9 @@ This function is intended for use with `ivy-ignore-buffers'."
   (add-hook 'lisp-interaction-mode-hook #'indent-spaces-mode))
 
 (use-feature reveal
-  :delight (reveal-mode " reveal")
   :hook (emacs-lisp-mode . reveal-mode))
 
-(use-feature elisp-mode
-  :delight (emacs-lisp-mode "Elisp" :major))
-
+(use-feature elisp-mode)
 
 (use-package alloy-mode
   :straight (:host github :repo "dwwmmn/alloy-mode")
@@ -1227,8 +1400,8 @@ This function is intended for use with `ivy-ignore-buffers'."
   (use-package lsp-java
     :config
     (add-hook 'java-mode-hook
-	          (lambda ()
-	            (setq-local company-backends (list 'company-lsp))))
+              (lambda ()
+                (setq-local company-backends (list 'company-lsp))))
 
     (add-hook 'java-mode-hook 'lsp-java-enable)
     (add-hook 'java-mode-hook 'flycheck-mode)
@@ -1262,10 +1435,7 @@ This function is intended for use with `ivy-ignore-buffers'."
     (eclim-executable "~/.p2/pool/plugins/org.eclim_2.8.0/bin/eclim")
     (eclim-eclipse-dirs '("~/usr/eclipse/dsl-2018-09/eclipse"))))
 
-(use-package geiser
-  :config
-  (make-directory (b/var "geiser/") t)
-  (setq geiser-repl-history-filename (b/var "geiser/repl-history")))
+(use-package geiser)
 
 (use-feature geiser-guile
   :config
@@ -1290,8 +1460,7 @@ This function is intended for use with `ivy-ignore-buffers'."
    (lambda (p) (string-match "^---?" (car p)))
    tex--prettify-symbols-alist)
   :hook ((tex-mode . auto-fill-mode)
-         (tex-mode . flyspell-mode)
-         (tex-mode . (lambda () (electric-indent-local-mode -1)))))
+         (tex-mode . flyspell-mode)))
 
 
 ;;; Theme
@@ -1308,6 +1477,13 @@ This function is intended for use with `ivy-ignore-buffers'."
   (sml/setup)
   (smart-mode-line-enable))
 
+(use-package doom-modeline
+  :disabled
+  :demand
+  :hook (after-init . doom-modeline-init)
+  :custom
+  (doom-modeline-buffer-file-name-style 'relative-to-project))
+
 (use-package doom-themes)
 
 (defvar b/org-mode-font-lock-keywords
@@ -1323,16 +1499,18 @@ This function is intended for use with `ivy-ignore-buffers'."
   (load-theme 'tangomod t)
   (sml/apply-theme 'automatic)
   (font-lock-remove-keywords
-   'org-mode b/org-mode-font-lock-keywords))
+   'org-mode b/org-mode-font-lock-keywords)
+  (exwm-systemtray--refresh))
 
 (defun b/lights-off ()
   "Go dark."
   (interactive)
   (mapc #'disable-theme custom-enabled-themes)
-  ;; (load-theme 'doom-tomorrow-night t)
+  (load-theme 'doom-tomorrow-night t)
   (sml/apply-theme 'automatic)
   (font-lock-add-keywords
-   'org-mode b/org-mode-font-lock-keywords t))
+   'org-mode b/org-mode-font-lock-keywords t)
+  (exwm-systemtray--refresh))
 
 (bind-keys
  ("C-c t d" . b/lights-off)
@@ -1346,7 +1524,6 @@ This function is intended for use with `ivy-ignore-buffers'."
 
 (use-package which-key
   :defer 0.4
-  :delight
   :config
   (which-key-add-key-based-replacements
     ;; prefixes for global prefixes and minor modes
@@ -1384,7 +1561,7 @@ This function is intended for use with `ivy-ignore-buffers'."
 
   ;; prefixes for major modes
   (which-key-add-major-mode-key-based-replacements 'message-mode
-    "C-c f"   "footnote")
+    "C-c f n" "footnote")
   (which-key-add-major-mode-key-based-replacements 'org-mode
     "C-c C-v" "org-babel")
   (which-key-add-major-mode-key-based-replacements 'web-mode
@@ -1403,9 +1580,9 @@ This function is intended for use with `ivy-ignore-buffers'."
   :defer 0.4
   :bind (("C-c d"   . crux-duplicate-current-line-or-region)
          ("C-c D"   . crux-duplicate-and-comment-current-line-or-region)
-         ("C-c f c" . crux-copy-file-preserve-attributes)
-         ("C-c f d" . crux-delete-file-and-buffer)
-         ("C-c f r" . crux-rename-file-and-buffer)
+         ("C-c f C" . crux-copy-file-preserve-attributes)
+         ("C-c f D" . crux-delete-file-and-buffer)
+         ("C-c f R" . crux-rename-file-and-buffer)
          ("C-c j"   . crux-top-join-line)
          ("C-S-j"   . crux-top-join-line)))
 
@@ -1419,7 +1596,6 @@ This function is intended for use with `ivy-ignore-buffers'."
   :defer 0.5
   :bind-keymap ("C-c P" . projectile-command-map)
   :config
-  (make-directory (b/var "projectile/") t)
   (projectile-mode)
 
   (defun b/projectile-mode-line-fun ()
@@ -1444,9 +1620,7 @@ This function is intended for use with `ivy-ignore-buffers'."
        (advice-add 'magit-branch-and-checkout
                    :after #'my-projectile-invalidate-cache)))
   :custom
-  (projectile-cache-file (b/var "projectile/cache.el"))
   (projectile-completion-system 'ivy)
-  (projectile-known-projects-file (b/var "projectile/known-projects.el"))
   (projectile-mode-line-prefix " proj"))
 
 (use-package helpful
@@ -1503,7 +1677,6 @@ This function is intended for use with `ivy-ignore-buffers'."
 ;; easily type pretty quotes & other typography, like ‘’“”-–—«»‹›
 (use-package typo
   :defer 0.5
-  :delight " typo"
   :config
   (typo-global-mode 1)
   :hook (((text-mode erc-mode) . typo-mode)
@@ -1536,6 +1709,7 @@ This function is intended for use with `ivy-ignore-buffers'."
   :commands eshell-up)
 
 (use-package multi-term
+  :disabled
   :defer 0.6
   :bind (("C-c a s m m" . multi-term)
          ("C-c a s m d" . multi-term-dedicated-toggle)
@@ -1589,7 +1763,6 @@ This function is intended for use with `ivy-ignore-buffers'."
 
 (use-package page-break-lines
   :defer 0.5
-  :delight " pgln"
   :custom
   (page-break-lines-max-width fill-column)
   :config
@@ -1606,22 +1779,17 @@ This function is intended for use with `ivy-ignore-buffers'."
                ("c" . mc/edit-lines)
                ("n" . mc/mark-next-like-this)
                ("p" . mc/mark-previous-like-this)
-               ("a" . mc/mark-all-like-this)))
-  :config
-  (setq mc/list-file (b/var "mc-list.el")))
+               ("a" . mc/mark-all-like-this))))
 
-(comment
-  ;; TODO
-  (use-package forge
-    :after magit
-    :demand))
+(use-package forge
+  :demand
+  :after magit)
 
 (use-package yasnippet
   :defer 0.6
   :config
   (defconst yas-verbosity-cur yas-verbosity)
   (setq yas-verbosity 2)
-  (setq yas-snippet-dirs (list (b/etc "yasnippet/snippets/")))
   (add-to-list 'yas-snippet-dirs "~/src/git/guix/etc/snippets" t)
   (yas-reload-all)
   (setq yas-verbosity yas-verbosity-cur)
@@ -1659,9 +1827,6 @@ This function is intended for use with `ivy-ignore-buffers'."
 ;; (use-package fill-column-indicator)
 
 (use-package emojify
-  :config
-  (make-directory (b/var "emojify/") t)
-  (setq emojify-emojis-dir (b/var "emojify/"))
   :hook (erc-mode . emojify-mode))
 
 (use-feature window
@@ -1694,9 +1859,13 @@ This function is intended for use with `ivy-ignore-buffers'."
 (use-package pdf-tools
   :defer 0.5
   :bind (:map pdf-view-mode-map
-              ("<XF86Back>"    . pdf-history-backward)
-              ("<XF86Forward>" . pdf-history-forward)
-              ("M-RET"         . image-previous-line))
+              ("<C-XF86Back>"    . pdf-history-backward)
+              ("<mouse-8>"       . pdf-history-backward)
+              ("<drag-mouse-8>"  . pdf-history-backward)
+              ("<C-XF86Forward>" . pdf-history-forward)
+              ("<mouse-9>"       . pdf-history-forward)
+              ("<drag-mouse-9>"  . pdf-history-forward)
+              ("M-RET"           . image-previous-line))
   :config (pdf-tools-install nil t)
   :custom (pdf-view-resize-factor 1.05))
 
@@ -1719,6 +1888,27 @@ This function is intended for use with `ivy-ignore-buffers'."
           (goto-char (cdr macro)))
         (reftex-this-word)))))
 
+(use-package minions
+  :demand
+  :config (minions-mode))
+
+(use-package dmenu
+  :disabled
+  :custom
+  (dmenu-history-size 0)
+  (dmenu-prompt-string "run: ")
+  (dmenu-save-file (b/var "dmenu-items")))
+
+(use-package eosd
+  ;; TODO: fix build by properly building the eosd-pixbuf.c module
+  ;; e.g. see https://github.com/raxod502/straight.el/issues/386
+  :disabled
+  :straight (:host github :repo "clarete/eosd")
+  :demand
+  :after exwm
+  :config
+  (eosd-start))
+
 
 ;;; Email (with Gnus)
 
@@ -1942,10 +2132,6 @@ This function is intended for use with `ivy-ignore-buffers'."
    gnus-interactive-exit nil
    gnus-gcc-mark-as-read t)
   :config
-  (require 'ebdb)
-  (require 'ebdb-mua)
-  (require 'ebdb-gnus)
-
   (when (version< emacs-version "27")
     (add-to-list
      'nnmail-split-abbrev-alist
@@ -1996,7 +2182,11 @@ This function is intended for use with `ivy-ignore-buffers'."
   (bind-keys
    :map gnus-summary-mode-map
    ("M-L" . org-store-link))
-  :hook (gnus-summary-mode . b/no-mouse-autoselect-window))
+  :hook (gnus-summary-mode . b/no-mouse-autoselect-window)
+  :custom
+  (gnus-thread-sort-functions '(gnus-thread-sort-by-number
+                                gnus-thread-sort-by-subject
+                                gnus-thread-sort-by-date)))
 
 (use-feature gnus-msg
   :config
@@ -2070,6 +2260,11 @@ https://csclub.uwaterloo.ca/~abandali")
         mm-decrypt-option 'known
         mm-verify-option 'known))
 
+(use-feature mm-uu
+  :custom
+  (mm-uu-diff-groups-regexp
+   "\\(gmane\\|gnu\\|l\\)\\..*\\(diff\\|commit\\|cvs\\|bug\\|dev\\)"))
+
 (use-feature sendmail
   :config
   (setq sendmail-program (executable-find "msmtp")
@@ -2085,7 +2280,7 @@ https://csclub.uwaterloo.ca/~abandali")
     "Return the In-Reply-To header for this message."
     (when message-reply-headers
       (let ((from (mail-header-from message-reply-headers))
-	        (msg-id (mail-header-id message-reply-headers)))
+            (msg-id (mail-header-id message-reply-headers)))
         (when from
           msg-id))))
 
@@ -2122,10 +2317,10 @@ https://csclub.uwaterloo.ca/~abandali")
   ;; (message-header-subject ((t (:foreground "#111" :weight semi-bold))))
   ;; (message-header-to      ((t (:foreground "#111" :weight normal))))
   ;; (message-header-cc      ((t (:foreground "#333" :weight normal))))
-  )
+  :custom
+  (message-elide-ellipsis "[...]\n"))
 
-(use-feature mml
-  :delight " mml")
+(use-feature mml)
 
 (use-feature mml-sec
   :custom
@@ -2141,7 +2336,7 @@ https://csclub.uwaterloo.ca/~abandali")
   :bind
   (:map message-mode-map
         :prefix-map b/footnote-prefix-map
-        :prefix "C-c f"
+        :prefix "C-c f n"
         ("a" . footnote-add-footnote)
         ("b" . footnote-back-to-message)
         ("c" . footnote-cycle-style)
@@ -2151,6 +2346,7 @@ https://csclub.uwaterloo.ca/~abandali")
         ("s" . footnote-set-style)))
 
 (use-package ebdb
+  :demand
   :after gnus
   :bind (:map gnus-group-mode-map ("e" . ebdb))
   :config
@@ -2171,20 +2367,15 @@ https://csclub.uwaterloo.ca/~abandali")
   (defun company-ebdb--post-complete (_) nil))
 
 (use-feature ebdb-gnus
+  :demand
   :after ebdb
   :custom
-  (ebdb-gnus-window-configuration
-   '(article
-     (vertical 1.0
-               (summary 0.25 point)
-               (horizontal 1.0
-                           (article 1.0)
-                           (ebdb-gnus 0.3))))))
+  (ebdb-gnus-window-size 0.3))
 
 (use-feature ebdb-mua
+  :demand
   :after ebdb
-  ;; :custom (ebdb-mua-pop-up nil)
-  )
+  :custom (ebdb-mua-pop-up nil))
 
 ;; (use-package ebdb-message
 ;;   :after ebdb)
@@ -2215,6 +2406,16 @@ https://csclub.uwaterloo.ca/~abandali")
         (gnus-harvest-install 'message-x)
       (gnus-harvest-install))))
 
+(use-feature gnus-article-treat-patch
+  :disabled
+  :demand
+  :load-path "lisp/"
+  :config
+  ;; note: be sure to customize faces with `:foreground "white"' when
+  ;; using a theme with a white/light background :)
+  (setq ft/gnus-article-patch-conditions
+        '("^@@ -[0-9]+,[0-9]+ \\+[0-9]+,[0-9]+ @@")))
+
 
 ;;; IRC (with ERC and ZNC)
 
@@ -2244,80 +2445,7 @@ https://csclub.uwaterloo.ca/~abandali")
   (add-to-list 'erc-modules 'notifications)
   (add-to-list 'erc-modules 'spelling)
   (add-to-list 'erc-modules 'scrolltoplace)
-  (erc-update-modules)
-
-  (when (and (version<= "24.4" emacs-version)
-             (version<         emacs-version "27"))
-    ;; fix erc-lurker bug
-    ;; patch submitted: https://bugs.gnu.org/36843#10
-    ;; TODO: remove when patch is merged and emacs 27 is released
-    (defvar erc-message-parsed)
-    (defun erc-display-message (parsed type buffer msg &rest args)
-      "Display MSG in BUFFER.
-
-ARGS, PARSED, and TYPE are used to format MSG sensibly.
-
-See also `erc-format-message' and `erc-display-line'."
-      (let ((string (if (symbolp msg)
-                        (apply #'erc-format-message msg args)
-                      msg))
-            (erc-message-parsed parsed))
-        (setq string
-              (cond
-               ((null type)
-                string)
-               ((listp type)
-                (mapc (lambda (type)
-                        (setq string
-                              (erc-display-message-highlight type string)))
-                      type)
-                string)
-               ((symbolp type)
-                (erc-display-message-highlight type string))))
-
-        (if (not (erc-response-p parsed))
-            (erc-display-line string buffer)
-          (unless (erc-hide-current-message-p parsed)
-            (erc-put-text-property 0 (length string) 'erc-parsed parsed string)
-            (erc-put-text-property 0 (length string) 'rear-sticky t string)
-            (when (erc-response.tags parsed)
-              (erc-put-text-property 0 (length string) 'tags (erc-response.tags parsed)
-                                     string))
-            (erc-display-line string buffer)))))
-
-    (defun erc-lurker-update-status (_message)
-      "Update `erc-lurker-state' if necessary.
-
-This function is called from `erc-insert-pre-hook'.  If the
-current message is a PRIVMSG, update `erc-lurker-state' to
-reflect the fact that its sender has issued a PRIVMSG at the
-current time.  Otherwise, take no action.
-
-This function depends on the fact that `erc-display-message'
-lexically binds `erc-message-parsed', which is used to check if
-the current message is a PRIVMSG and to determine its sender.
-See also `erc-lurker-trim-nicks' and `erc-lurker-ignore-chars'.
-
-In order to limit memory consumption, this function also calls
-`erc-lurker-cleanup' once every `erc-lurker-cleanup-interval'
-updates of `erc-lurker-state'."
-      (when (and (boundp 'erc-message-parsed)
-                 (erc-response-p erc-message-parsed))
-        (let* ((command (erc-response.command erc-message-parsed))
-               (sender
-                (erc-lurker-maybe-trim
-                 (car (erc-parse-user (erc-response.sender erc-message-parsed)))))
-               (server
-                (erc-canonicalize-server-name erc-server-announced-name)))
-          (when (equal command "PRIVMSG")
-            (when (>= (cl-incf erc-lurker-cleanup-count)
-                      erc-lurker-cleanup-interval)
-              (setq erc-lurker-cleanup-count 0)
-              (erc-lurker-cleanup))
-            (unless (gethash server erc-lurker-state)
-              (puthash server (make-hash-table :test 'equal) erc-lurker-state))
-            (puthash sender (current-time)
-                     (gethash server erc-lurker-state))))))))
+  (erc-update-modules))
 
 (use-feature erc-fill
   :after erc