X-Git-Url: https://git.shemshak.org/~bandali/configs/blobdiff_plain/51db62d880a52ad85f7f1e9f0e93f7404cd96ba9..ffdd4956f15fa2d30167e7a6686f5a250f400e30:/init.org

diff --git a/init.org b/init.org
index 06fa7e7..820714c 100644
--- a/init.org
+++ b/init.org
@@ -105,20 +105,19 @@ file.
 
 ** Naming conventions
 
-The conventions below were inspired by [[https://github.com/hlissner/doom-emacs][Doom]]'s conventions, found
-[[https://github.com/hlissner/doom-emacs/blob/5dacbb7cb1c6ac246a9ccd15e6c4290def67757c/core/core.el#L3-L17][here]]. Naturally, I use my initials, =ab=, instead of =doom=.
+The conventions below were inspired by [[https://github.com/hlissner/doom-emacs][Doom]]'s, found [[https://github.com/hlissner/doom-emacs/blob/5dacbb7cb1c6ac246a9ccd15e6c4290def67757c/core/core.el#L3-L17][here]].
 
 #+begin_src emacs-lisp :comments none
 ;; Naming conventions:
 ;;
-;;   ab-...   public variables or non-interactive functions
-;;   ab--...  private anything (non-interactive), not safe for direct use
-;;   ab/...   an interactive function; safe for M-x or keybinding
-;;   ab:...   an evil operator, motion, or command
-;;   ab|...   a hook function
-;;   ab*...   an advising function
-;;   ab@...   a hydra command
-;;   ...!     a macro
+;;   amin-...   public variables or non-interactive functions
+;;   amin--...  private anything (non-interactive), not safe for direct use
+;;   amin/...   an interactive function; safe for M-x or keybinding
+;;   amin:...   an evil operator, motion, or command
+;;   amin|...   a hook function
+;;   amin*...   an advising function
+;;   amin@...   a hydra command
+;;   ...!       a macro
 #+end_src
 
 * Initial setup
@@ -137,10 +136,10 @@ let's see how long Emacs takes to start up, before even loading
 =init.el=, i.e. =user-init-file=:
 
 #+begin_src emacs-lisp
-(defvar ab--before-user-init-time (current-time)
+(defvar amin--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 ab--before-user-init-time
+         (float-time (time-subtract amin--before-user-init-time
                                     before-init-time)))
 #+end_src
 
@@ -150,9 +149,9 @@ frequency. Clearing the ~file-name-handler-alist~ seems to help reduce
 startup time as well.
 
 #+begin_src emacs-lisp
-(defvar ab--gc-cons-threshold gc-cons-threshold)
-(defvar ab--gc-cons-percentage gc-cons-percentage)
-(defvar ab--file-name-handler-alist file-name-handler-alist)
+(defvar amin--gc-cons-threshold gc-cons-threshold)
+(defvar amin--gc-cons-percentage gc-cons-percentage)
+(defvar amin--file-name-handler-alist file-name-handler-alist)
 (setq gc-cons-threshold (* 400 1024 1024)  ; 400 MiB
       gc-cons-percentage 0.6
       file-name-handler-alist nil
@@ -167,9 +166,9 @@ done initializing.
 (add-hook
  'after-init-hook
  (lambda ()
-   (setq gc-cons-threshold ab--gc-cons-threshold
-         gc-cons-percentage ab--gc-cons-percentage
-         file-name-handler-alist ab--file-name-handler-alist)))
+   (setq gc-cons-threshold amin--gc-cons-threshold
+         gc-cons-percentage amin--gc-cons-percentage
+         file-name-handler-alist amin--file-name-handler-alist)))
 #+end_src
 
 Increase the number of lines kept in message logs (the =*Messages*=
@@ -188,6 +187,13 @@ but for now I've decided to keep them enabled. See documentation for
 ;;       '(not free-vars unresolved noruntime lexical make-local))
 #+end_src
 
+** whoami
+
+#+begin_src emacs-lisp
+(setq user-full-name "Amin Bandali"
+      user-mail-address "amin@aminb.org")
+#+end_src
+
 ** Package management
 
 *** No =package.el=
@@ -227,6 +233,17 @@ can then be managed with the help of Magit or other tools.
              (expand-file-name "lib/borg" user-emacs-directory))
 (require 'borg)
 (borg-initialize)
+
+(require 'borg-nix-shell)
+(setq borg-build-shell-command 'borg-nix-shell-build-command)
+
+(with-eval-after-load 'bind-key
+  (bind-keys
+   :package borg
+   ("C-c B A" . borg-activate)
+   ("C-c B a" . borg-assimilate)
+   ("C-c B b" . borg-build)
+   ("C-c B c" . borg-clone)))
 #+end_src
 
 *** =use-package=
@@ -241,7 +258,7 @@ and without compromising on performance.
 
 #+begin_src emacs-lisp
 (require 'use-package)
-(if nil				    ; set to t when need to debug init
+(if nil  ; set to t when need to debug init
     (setq use-package-verbose t
           use-package-expand-minimally nil
           use-package-compute-statistics t
@@ -262,7 +279,12 @@ database, low-level functions for querying the database, and a
 
 #+begin_src emacs-lisp
 (use-package epkg
-  :defer t)
+  :defer t
+  :bind
+  (("C-c B d" . epkg-describe-package)
+   ("C-c B p" . epkg-list-packages)
+   ("C-c B r" . borg-remove)
+   ("C-c B u" . epkg-update)))
 #+end_src
 
 ** No littering in =~/.emacs.d=
@@ -319,6 +341,14 @@ in my shell.
   (exec-path-from-shell-copy-env "SSH_AUTH_SOCK"))
 #+end_src
 
+** Only one custom theme at a time
+
+#+begin_src emacs-lisp
+(defadvice load-theme (before clear-previous-themes activate)
+  "Clear existing theme settings instead of layering them"
+  (mapc #'disable-theme custom-enabled-themes))
+#+end_src
+
 ** Server
 
 Start server if not already running. Alternatively, can be done by
@@ -382,7 +412,7 @@ Font stack with better unicode support, around =Ubuntu Mono= and
 ** Useful utilities
 
 #+begin_src emacs-lisp
-(defun ab-enlist (exp)
+(defun amin-enlist (exp)
   "Return EXP wrapped in a list, or as-is if already a list."
 (if (listp exp) exp (list exp)))
 
@@ -392,7 +422,7 @@ Font stack with better unicode support, around =Ubuntu Mono= and
 compilation."
   (declare (indent defun) (debug t))
   (list (if (or (not (bound-and-true-p byte-compile-current-file))
-                (dolist (next (ab-enlist features))
+                (dolist (next (amin-enlist features))
                   (if (symbolp next)
                       (require next nil :no-error)
                     (load next :no-message :no-error))))
@@ -411,7 +441,16 @@ compilation."
                  (setq body `(after! ,next ,@body)))
                body)
               ((listp features)
-	       `(after! (:all ,@features) ,@body)))))
+               `(after! (:all ,@features) ,@body)))))
+#+end_src
+
+Convenience macro for =setq='ing multiple variables to the same value:
+
+#+begin_src emacs-lisp
+(defmacro 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)))
 #+end_src
 
 * Core
@@ -427,16 +466,16 @@ Enable displaying time and battery in the mode-line, since I'm not
 using the Xfce panel anymore. Also, I don't need to see the load
 average on a regular basis, so disable that.
 
-#+begin_src emacs-lisp
+Note: using =i3status= on sway at the moment, so disabling this.
+
+#+begin_src emacs-lisp :tangle no
 (use-package time
-  :ensure nil
   :init
   (setq display-time-default-load-average nil)
   :config
   (display-time-mode))
 
 (use-package battery
-  :ensure nil
   :config
   (display-battery-mode))
 #+end_src
@@ -547,7 +586,61 @@ variable.
 
 #+begin_src emacs-lisp
 (setq backup-by-copying t
-      version-control t)
+      version-control t
+      delete-old-versions t)
+#+end_src
+
+*** Auto revert
+
+Enable automatic reloading of changed buffers and files.
+
+#+begin_src emacs-lisp
+(global-auto-revert-mode 1)
+(setq auto-revert-verbose nil
+      global-auto-revert-non-file-buffers t)
+#+end_src
+
+*** Always use space for indentation
+
+#+begin_src emacs-lisp
+(setq-default
+ indent-tabs-mode nil
+ require-final-newline t
+ tab-width 4)
+#+end_src
+
+*** Winner mode
+
+Enable =winner-mode=.
+
+#+begin_src emacs-lisp
+(winner-mode 1)
+#+end_src
+
+*** Close =*compilation*= on success
+
+#+begin_src emacs-lisp
+(setq compilation-exit-message-function
+      (lambda (status code msg)
+        "Close the compilation window if successful."
+        ;; if M-x compile exits with 0
+         (when (and (eq status 'exit) (zerop code))
+           (bury-buffer)
+           (delete-window (get-buffer-window (get-buffer "*compilation*"))))
+         ;; return the result of compilation-exit-message-function
+         (cons msg code)))
+#+end_src
+
+** Bindings
+
+#+begin_src emacs-lisp
+(bind-keys
+ ("C-c b k" . kill-this-buffer)
+ ("C-c s s" . save-buffer)
+ ("C-c b s" . save-buffer)
+ ("C-c S"   . save-buffer)
+ ("C-c o"   . other-window)
+ ("C-c q q" . save-buffers-kill-terminal))
 #+end_src
 
 ** Packages
@@ -566,260 +659,85 @@ customizing it.
   (auto-compile-on-load-mode)
   (auto-compile-on-save-mode)
   (setq auto-compile-display-buffer               nil
-	auto-compile-mode-line-counter            t
-	auto-compile-source-recreate-deletes-dest t
-	auto-compile-toggle-deletes-nonlib-dest   t
-	auto-compile-update-autoloads             t)
+        auto-compile-mode-line-counter            t
+        auto-compile-source-recreate-deletes-dest t
+        auto-compile-toggle-deletes-nonlib-dest   t
+        auto-compile-update-autoloads             t)
   (add-hook 'auto-compile-inhibit-compile-hook
             'auto-compile-inhibit-compile-detached-git-head))
 #+end_src
 
-*** TODO [[https://github.com/Kungsgeten/ryo-modal][ryo-modal]]
+*** [[https://orgmode.org/][Org mode]]
 
 #+begin_quote
-Roll your own modal mode
+Org mode is for keeping notes, maintaining TODO lists, planning
+projects, and authoring documents with a fast and effective plain-text
+system.
 #+end_quote
 
-*** [[https://github.com/ch11ng/exwm][EXWM]] (window manager)
+In short, my favourite way of life.
 
-#+begin_src emacs-lisp :tangle no
-(use-package exwm
-  :demand t
+#+begin_src emacs-lisp
+(use-package org
   :config
-  (require 'exwm-config)
-
-  ;; Set the initial workspace number.
-  (setq exwm-workspace-number 4)
-
-  ;; Make class name the buffer name, truncating beyond 50 characters
-  (defun exwm-rename-buffer ()
-    (interactive)
-    (exwm-workspace-rename-buffer
-     (concat exwm-class-name ":"
-             (if (<= (length exwm-title) 50) exwm-title
-               (concat (substring exwm-title 0 49) "...")))))
-  (add-hook 'exwm-update-class-hook 'exwm-rename-buffer)
-  (add-hook 'exwm-update-title-hook 'exwm-rename-buffer)
-
-  ;; 's-R': Reset
-  (exwm-input-set-key (kbd "s-R") #'exwm-reset)
-  ;; 's-\': Switch workspace
-  (exwm-input-set-key (kbd "s-\\") #'exwm-workspace-switch)
-  ;; 's-N': Switch to certain workspace
-  (dotimes (i 10)
-    (exwm-input-set-key (kbd (format "s-%d" i))
-                        (lambda ()
-                          (interactive)
-                          (exwm-workspace-switch-create i))))
-  ;; 's-SPC': Launch application
-  ;; (exwm-input-set-key
-  ;;  (kbd "s-SPC")
-  ;;  (lambda (command)
-  ;;    (interactive (list (read-shell-command "➜ ")))
-  ;;    (start-process-shell-command command nil command)))
-
-  (exwm-input-set-key (kbd "M-s-SPC") #'counsel-linux-app)
-
-  ;; Shorten 'C-c C-q' to 'C-q'
-  (define-key exwm-mode-map [?\C-q] #'exwm-input-send-next-key)
-
-  ;; 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 delete])
-          ;; cut/copy/paste
-          ;; ([?\C-w] . [?\C-x])
-          ([?\M-w] . [?\C-c])
-          ([?\C-y] . [?\C-v])
-          ;; search
-          ([?\C-s] . [?\C-f])))
-
-  ;; Enable EXWM
-  (exwm-enable)
-
-  (add-hook 'exwm-init-hook #'exwm-config--fix/ido-buffer-window-other-frame)
-
-  (require 'exwm-systemtray)
-  (exwm-systemtray-enable)
-
-  (require 'exwm-randr)
-  (exwm-randr-enable)
-
-  ;; (exwm-input-set-key
-  ;;  (kbd "s-<return>")
-  ;;  (lambda ()
-  ;;    (interactive)
-  ;;    (start-process "urxvt" nil "urxvt")))
-
-  ;; (exwm-input-set-key
-  ;;  (kbd "s-SPC")  ;; rofi doesn't properly launch programs when started from emacs
-  ;;  (lambda ()
-  ;;    (interactive)
-  ;;    (start-process-shell-command "rofi-run" nil "rofi -show run -display-run '> ' -display-window ' 🗔 '")))
-
-  ;; (exwm-input-set-key
-  ;;  (kbd "s-/")
-  ;;  (lambda ()
-  ;;    (interactive)
-  ;;    (start-process-shell-command "rofi-win" nil "rofi -show window  -display-run '> ' -display-window ' 🗔 '")))
-
-  ;; (exwm-input-set-key
-  ;;  (kbd "M-SPC")
-  ;;  (lambda ()
-  ;;    (interactive)
-  ;;    (start-process "rofi-pass" nil "rofi-pass")))
-
-  ;; (exwm-input-set-key
-  ;;  (kbd "<XF86AudioMute>")
-  ;;  (lambda ()
-  ;;    (interactive)
-  ;;    (start-process-shell-command "pamixer" nil "pamixer --toggle-mute")))
-
-  ;; (exwm-input-set-key
-  ;;  (kbd "<XF86AudioLowerVolume>")
-  ;;  (lambda ()
-  ;;    (interactive)
-  ;;    (start-process-shell-command "pamixer" nil "pamixer --allow-boost --decrease 5")))
-
-  ;; (exwm-input-set-key
-  ;;  (kbd "<XF86AudioRaiseVolume>")
-  ;;  (lambda ()
-  ;;    (interactive)
-  ;;    (start-process-shell-command "pamixer" nil "pamixer --allow-boost --increase 5")))
-
-  ;; (exwm-input-set-key
-  ;;  (kbd "<XF86AudioPlay>")
-  ;;  (lambda ()
-  ;;    (interactive)
-  ;;    (start-process-shell-command "mpc" nil "mpc toggle")))
-
-  ;; (exwm-input-set-key
-  ;;  (kbd "<XF86AudioPrev>")
-  ;;  (lambda ()
-  ;;    (interactive)
-  ;;    (start-process-shell-command "mpc" nil "mpc prev")))
-
-  ;; (exwm-input-set-key
-  ;;  (kbd "<XF86AudioNext>")
-  ;;  (lambda ()
-  ;;    (interactive)
-  ;;    (start-process-shell-command "mpc" nil "mpv next")))
-
-  (defun ab--exwm-pasystray ()
-    "A command used to start pasystray."
-    (interactive)
-    (if (executable-find "pasystray")
-	(progn
-          (message "EXWM: starting pasystray ...")
-          (start-process-shell-command "pasystray" nil "pasystray --notify=all"))
-      (message "EXWM: pasystray is not installed, abort!")))
-
-  (add-hook 'exwm-init-hook #'ab--exwm-pasystray)
-
-  (exwm-input-set-key
-   (kbd "s-t")
-   (lambda ()
-     (interactive)
-     (exwm-floating-toggle-floating)))
-
-  (exwm-input-set-key
-   (kbd "s-f")
-   (lambda ()
-     (interactive)
-     (exwm-layout-toggle-fullscreen)))
-
-  (exwm-input-set-key
-   (kbd "s-w")
-   (lambda ()
-     (interactive)
-     (kill-buffer (current-buffer))))
-
-  (exwm-input-set-key
-   (kbd "s-q")
-   (lambda ()
-     (interactive)
-     (exwm-manage--kill-client))))
-#+end_src
-
-**** sxhkdrc
-:PROPERTIES:
-:header-args+: :tangle ~/.config/sxhkd/sxhkdrc :mkdirp yes
-:END:
+  (setq org-src-tab-acts-natively t
+        org-src-preserve-indentation nil
+        org-edit-src-content-indentation 0
+        org-log-done 'time)
+  :hook (org-mode . org-indent-mode))
 
-#+begin_src conf :tangle no
-# terminal emulator
-super + Return
-	urxvt
+(use-package org-notmuch
+  :after (:any org notmuch))
 
-# program launcher
-super + space
-	rofi -show run -display-run '> ' -display-window ' 🗔 '
-
-# window finder
-super + slash
-	rofi -show window  -display-run '> ' -display-window ' 🗔 '
-
-# password manager
-alt + space
-	rofi-pass
-
-# make sxhkd reload its configuration files:
-super + Escape
-	pkill -USR1 -x sxhkd
-
-# volume {up,down}
-XF86Audio{Raise,Lower}Volume
-	pamixer --allow-boost --{in,de}crease 5
-
-# mute
-XF86AudioMute
-	pamixer --toggle-mute
-
-# playback control
-XF86Audio{Play,Prev,Next}
-	mpc {toggle,prev,next}
-
-# Toggle keyboard layout
-# super + F7
-#	toggle-layout
-
-# Toggle Xfce presentation mode
-# XF86LaunchB
-#	toggle-presentation-mode
+(use-package orgalist)
+#+end_src
 
-# monitor brightness
-XF86MonBrightness{Up,Down}
-	light -{A,U} 5
+**** asynchronous tangle
 
-super + apostrophe
-	rofi-light
-#+end_src
+=amin/async-babel-tangle= is a function closely inspired by [[https://github.com/dieggsy/dotfiles/tree/cc10edf7701958eff1cd94d4081da544d882a28c/emacs.d#dotfiles][dieggsy's
+d/async-babel-tangle]] which uses [[https://github.com/jwiegley/emacs-async][async]] to asynchronously tangle an org
+file.
 
-*** [[https://orgmode.org/][Org mode]]
+#+begin_src emacs-lisp
+(after! org
+  (defvar amin-show-async-tangle-results nil
+    "Keep *emacs* async buffers around for later inspection.")
 
-#+begin_quote
-Org mode is for keeping notes, maintaining TODO lists, planning
-projects, and authoring documents with a fast and effective plain-text
-system.
-#+end_quote
+  (defvar amin-show-async-tangle-time nil
+    "Show the time spent tangling the file.")
 
-In short, my favourite way of life.
+  (defvar amin-async-tangle-post-compile "make ti"
+    "If non-nil, pass to `compile' after successful tangle.")
 
-#+begin_src emacs-lisp
-(setq org-src-tab-acts-natively t
-      org-src-preserve-indentation nil
-      org-edit-src-content-indentation 0)
+  (defun amin/async-babel-tangle ()
+    "Tangle org file asynchronously."
+    (interactive)
+    (let* ((file-tangle-start-time (current-time))
+           (file (buffer-file-name))
+           (file-nodir (file-name-nondirectory file))
+           (async-quiet-switch "-q"))
+      (async-start
+       `(lambda ()
+          (require 'org)
+          (org-babel-tangle-file ,file))
+       (unless amin-show-async-tangle-results
+         `(lambda (result)
+            (if result
+                (progn
+                  (message "Tangled %s%s"
+                           ,file-nodir
+                           (if amin-show-async-tangle-time
+                               (format " (%.3fs)"
+                                       (float-time (time-subtract (current-time)
+                                                                  ',file-tangle-start-time)))
+                             ""))
+                  (when amin-async-tangle-post-compile
+                    (compile amin-async-tangle-post-compile)))
+              (message "Tangling %s failed" ,file-nodir))))))))
+
+(add-to-list
+ 'safe-local-variable-values
+ '(eval add-hook 'after-save-hook #'amin/async-babel-tangle 'append 'local))
 #+end_src
 
 *** [[https://magit.vc/][Magit]]
@@ -833,9 +751,24 @@ Not just how I do git, but /the/ way to do git.
 #+begin_src emacs-lisp
 (use-package magit
   :defer t
-  :bind (("s-g"     . magit-status)
-	 ("C-x g"   . magit-status)
-         ("C-x M-g" . magit-dispatch-popup))
+  :bind
+  (("s-g"   . magit-dispatch-popup)
+   ("C-x g" . magit-status)
+   :prefix-map amin--magit-prefix-map
+   :prefix "C-c g"
+   ("SPC" . magit-status)
+   ("s"   . magit-status)
+   ("S"   . magit-status-prefix)
+   ("B"   . magit-blame)
+   ("C"   . magit-clone)
+   ("f"   . magit-fetch)
+   ("F"   . magit-pull)
+   ("P"   . magit-push)
+   ("p"   . magit-dispatch-popup)
+   ("c c" . magit-commit)
+   ("c a" . magit-commit-amend)
+   ("b b" . magit-checkout)
+   ("b c" . magit-branch))
   :config
   (magit-add-section-hook 'magit-status-sections-hook
                           'magit-insert-modules
@@ -856,14 +789,14 @@ There's no way I could top that, so I won't attempt to.
 
 #+begin_src emacs-lisp
 (use-package ivy
+  :defer 1
   :bind
-  (:map ivy-minibuffer-map
-        ([escape] . keyboard-escape-quit)
-        ;; ("C-j"    . ivy-next-line)
-        ;; ("C-k"    . ivy-previous-line)
-        ([S-up]   . ivy-previous-history-element)
-        ([S-down] . ivy-next-history-element)
-        ("DEL"    . ivy-backward-delete-char))
+  (("C-c b b" . ivy-switch-buffer)
+   :map ivy-minibuffer-map
+   ([escape] . keyboard-escape-quit)
+   ([S-up]   . ivy-previous-history-element)
+   ([S-down] . ivy-next-history-element)
+   ("DEL"    . ivy-backward-delete-char))
   :config
   (setq ivy-wrap t)
   (ivy-mode 1))
@@ -874,7 +807,7 @@ There's no way I could top that, so I won't attempt to.
 #+begin_src emacs-lisp
 (use-package swiper
   :bind (([remap isearch-forward]  . swiper)
-	 ([remap isearch-backward] . swiper)))
+         ([remap isearch-backward] . swiper)))
 #+end_src
 
 **** Counsel
@@ -883,15 +816,105 @@ There's no way I could top that, so I won't attempt to.
 (use-package counsel
   :defer 1
   :bind (([remap execute-extended-command] . counsel-M-x)
-         ([remap find-file] . counsel-find-file)
-         ("s-r"     . counsel-recentf)
+         ([remap find-file]                . counsel-find-file)
+         ("s-r"                            . counsel-recentf)
+         ("C-c x"                          . counsel-M-x)
+         ("C-c f ."                        . counsel-find-file)
+         ("C-c f r"                        . counsel-recentf)
          :map minibuffer-local-map
-	 ("C-r" . counsel-minibuffer-history))
+         ("C-r" . counsel-minibuffer-history))
   :config
   (counsel-mode 1)
   (defalias 'locate #'counsel-locate))
 #+end_src
 
+*** eshell
+
+#+begin_src emacs-lisp
+(use-package eshell
+  :commands eshell
+  :config
+  (eval-when-compile (defvar eshell-prompt-regexp))
+  (defun amin/eshell-quit-or-delete-char (arg)
+    (interactive "p")
+    (if (and (eolp) (looking-back eshell-prompt-regexp nil))
+        (eshell-life-is-too-much)
+      (delete-char arg)))
+
+  (defun amin/eshell-clear ()
+    (interactive)
+    (let ((inhibit-read-only t))
+      (erase-buffer))
+    (eshell-send-input))
+
+  (defun amin|eshell-setup ()
+    (bind-keys :map eshell-mode-map
+               ("C-d" . amin/eshell-quit-or-delete-char)
+               ("C-l" . amin/eshell-clear)))
+
+  :hook (eshell-mode . amin|eshell-setup))
+#+end_src
+
+*** Ibuffer
+
+#+begin_src emacs-lisp
+(use-package ibuffer
+  :bind
+  (("C-x C-b" . ibuffer-other-window)
+   ("C-c b B" . ibuffer-other-window)
+   :map ibuffer-mode-map
+   ("P"   . ibuffer-backward-filter-group)
+   ("N"   . ibuffer-forward-filter-group)
+   ("M-p" . ibuffer-do-print)
+   ("M-n" . ibuffer-do-shell-command-pipe-replace))
+  :config
+  ;; Use human readable Size column instead of original one
+  (define-ibuffer-column size-h
+    (:name "Size" :inline t)
+    (cond
+     ((> (buffer-size) 1000000) (format "%7.1fM" (/ (buffer-size) 1000000.0)))
+     ((> (buffer-size) 100000) (format "%7.0fk" (/ (buffer-size) 1000.0)))
+     ((> (buffer-size) 1000) (format "%7.1fk" (/ (buffer-size) 1000.0)))
+     (t (format "%8d" (buffer-size)))))
+  :custom
+  (ibuffer-saved-filter-groups
+   '(("default"
+      ("dired" (mode . dired-mode))
+      ("org"   (name . "^.*org$"))
+      ("web"
+       (or
+        (mode . web-mode)
+        (mode . css-mode)
+        (mode . scss-mode)
+        (mode . js2-mode)))
+      ("shell"
+       (or
+        (mode . eshell-mode)
+        (mode . shell-mode)))
+      ("notmuch" (name . "\*notmuch\*"))
+      ("programming"
+       (or
+        (mode . python-mode)
+        (mode . c++-mode)
+        (mode . emacs-lisp-mode)))
+      ("emacs"
+       (or
+        (name . "^\\*scratch\\*$")
+        (name . "^\\*Messages\\*$"))))))
+  (ibuffer-formats
+   '((mark modified read-only locked " "
+           (name 18 18 :left :elide)
+           " "
+           (size-h 9 -1 :right)
+           " "
+           (mode 16 16 :left :elide)
+           " " filename-and-process)
+     (mark " "
+           (name 16 -1)
+           " " filename)))
+  :hook (ibuffer . (lambda () (ibuffer-switch-to-saved-filter-groups "default"))))
+#+end_src
+
 * Borg's =layer/essentials=
 
 TODO: break this giant source block down into individual org sections.
@@ -944,7 +967,9 @@ TODO: break this giant source block down into individual org sections.
 
 (use-package recentf
   :demand t
-  :config (add-to-list 'recentf-exclude "^/\\(?:ssh\\|su\\|sudo\\)?:"))
+  :config
+  (add-to-list 'recentf-exclude "^/\\(?:ssh\\|su\\|sudo\\)?:")
+  (setq recentf-max-saved-items 40))
 
 (use-package savehist
   :config (savehist-mode))
@@ -968,9 +993,12 @@ TODO: break this giant source block down into individual org sections.
                (list (regexp-quote (system-name)) nil nil)))
 
 (use-package undo-tree
+  :bind (("C-?" . undo-tree-undo)
+         ("M-_" . undo-tree-redo))
   :config
   (global-undo-tree-mode)
-  (setq undo-tree-mode-lighter ""))
+  (setq undo-tree-mode-lighter ""
+        undo-tree-auto-save-history t))
 #+end_src
 
 * Editing
@@ -982,12 +1010,14 @@ TODO: break this giant source block down into individual org sections.
   :defer 5
   :bind
   (:map company-active-map
-	([tab] . company-complete-common-or-cycle))
+        ([tab] . company-complete-common-or-cycle))
   :custom
   (company-idle-delay 0.3)
   (company-minimum-prefix-length 1)
   (company-selection-wrap-around t)
   (company-dabbrev-char-regexp "\\sw\\|\\s_\\|[-_]")
+  (company-dabbrev-downcase nil)
+  (company-dabbrev-ignore-case nil)
   :config
   (global-company-mode t))
 #+end_src
@@ -1005,12 +1035,27 @@ TODO: break this giant source block down into individual org sections.
 #+end_src
 * Programming modes
 
-** [[https://github.com/leanprover/lean-mode][Lean]]
+** [[http://alloytools.org][Alloy]] (with [[https://github.com/dwwmmn/alloy-mode][alloy-mode]])
 
 #+begin_src emacs-lisp
+(use-package alloy-mode
+  :config (setq alloy-basic-offset 2))
+#+end_src
+
+** [[https://coq.inria.fr][Coq]] (with [[https://github.com/ProofGeneral/PG][Proof General]])
+
+#+begin_src emacs-lisp
+(use-package proof-site  ; Proof General
+  :load-path "lib/proof-site/generic/")
+#+end_src
+
+** [[https://leanprover.github.io][Lean]] (with [[https://github.com/leanprover/lean-mode][lean-mode]])
+
+#+begin_src emacs-lisp
+(eval-when-compile (defvar lean-mode-map))
 (use-package lean-mode
   :bind (:map lean-mode-map
-	      ("S-SPC" . company-complete)))
+              ("S-SPC" . company-complete)))
 #+end_src
 
 ** Haskell
@@ -1022,8 +1067,8 @@ TODO: break this giant source block down into individual org sections.
   :config
   (setq haskell-indentation-layout-offset 4
         haskell-indentation-left-offset 4
-	flycheck-checker 'haskell-hlint
-	flycheck-disabled-checkers '(haskell-stack-ghc haskell-ghc)))
+        flycheck-checker 'haskell-hlint
+        flycheck-disabled-checkers '(haskell-stack-ghc haskell-ghc)))
 #+end_src
 
 *** [[https://github.com/jyp/dante][dante]]
@@ -1043,8 +1088,8 @@ executable from [[https://github.com/mpickering/apply-refact][apply-refact]].
 #+begin_src emacs-lisp
 (use-package hlint-refactor
   :bind (:map hlint-refactor-mode-map
-	      ("C-c l b" . hlint-refactor-refactor-buffer)
-	      ("C-c l r" . hlint-refactor-refactor-at-point))
+              ("C-c l b" . hlint-refactor-refactor-buffer)
+              ("C-c l r" . hlint-refactor-refactor-at-point))
   :hook (haskell-mode . hlint-refactor-mode))
 #+end_src
 
@@ -1145,8 +1190,8 @@ instead.
           (new-old-code ""))
       (save-excursion
         (switch-to-buffer (get-file-buffer fname))
-	(goto-char (point-min))
-	(forward-line (1- fline))
+        (goto-char (point-min))
+        (forward-line (1- fline))
         (beginning-of-line)
         (setf bline (point))
         (when (or hs-lint-replace-without-ask
@@ -1198,6 +1243,56 @@ instead.
   :bind (:map haskell-mode-map
               ("C-c l l" . hs-lint)))
 #+end_src
+
+** Web dev
+
+*** SGML and HTML
+
+#+begin_src emacs-lisp
+(use-package sgml-mode
+  :config
+  (setq sgml-basic-offset 2))
+#+end_src
+
+*** CSS and SCSS
+
+#+begin_src emacs-lisp
+(use-package css-mode
+  :config
+  (setq css-indent-offset 2))
+#+end_src
+
+*** Web mode
+
+#+begin_src emacs-lisp
+(use-package web-mode
+  :mode "\\.html\\'"
+  :config
+  (setq-every! 2
+    web-mode-code-indent-offset
+    web-mode-css-indent-offset
+    web-mode-markup-indent-offset))
+#+end_src
+
+*** Emmet mode
+
+#+begin_src emacs-lisp
+(use-package emmet-mode
+  :bind* (("C-)" . emmet-next-edit-point)
+          ("C-(" . emmet-prev-edit-point))
+  :config
+  (unbind-key "C-j" emmet-mode-keymap)
+  (setq emmet-move-cursor-between-quotes t)
+  :hook (web-mode css-mode html-mode sgml-mode))
+#+end_src
+
+** Nix
+
+#+begin_src emacs-lisp
+(use-package nix-mode
+  :mode "\\.nix\\'")
+#+end_src
+
 * Emacs Enhancements
 
 ** [[https://github.com/justbur/emacs-which-key][which-key]]
@@ -1211,55 +1306,196 @@ Emacs package that displays available keybindings in popup
   :defer 1
   :config (which-key-mode))
 #+end_src
-* Email
-** notmuch
+
+** [[https://github.com/seagle0128/doom-modeline][doom-modeline]]
 
 #+begin_src emacs-lisp
-(defun ab/notmuch ()
-  "Delete other windows, then launch `notmuch'."
-  (interactive)
-  (require 'notmuch)
-  (delete-other-windows)
-  (notmuch))
+(use-package doom-modeline
+  :demand t
+  :config (setq doom-modeline-height 32)
+  :hook (after-init . doom-modeline-init))
+#+end_src
+
+** [[https://github.com/11111000000/tao-theme-emacs][tao-theme]]
+
+#+begin_src emacs-lisp :tangle no
+(use-package tao-theme
+  :demand t
+  :config (load-theme 'tao-yang t))
+#+end_src
+
+** [[https://github.com/maio/eink-emacs][eink-theme]]
+
+#+begin_src emacs-lisp
+(load-theme 'eink t)
+#+end_src
+
+** [[https://github.com/bbatsov/crux][crux]]
+
+#+begin_src emacs-lisp
+(use-package crux
+  :bind (("C-c d"   . crux-duplicate-current-line-or-region)
+         ("C-c M-d" . crux-duplicate-and-comment-current-line-or-region)
+         ("C-c b K" . crux-kill-other-buffers)
+         ("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-S-j"   . crux-top-join-line)
+         ("C-c j"   . crux-top-join-line)))
+#+end_src
+
+** [[https://github.com/alezost/mwim.el][mwim]]
+
+#+begin_src emacs-lisp
+(use-package mwim
+  :bind (("C-a"    . mwim-beginning-of-code-or-line)
+         ("C-e"    . mwim-end-of-code-or-line)
+         ("<home>" . mwim-beginning-of-line-or-code)
+         ("<end>"  . mwim-end-of-line-or-code)))
+#+end_src
+
+** projectile
+
+#+begin_src emacs-lisp
+(use-package projectile
+  :defer 5
+  :bind-keymap ("C-c p" . projectile-command-map)
+  :config
+  (projectile-mode)
+
+  (defun my-projectile-invalidate-cache (&rest _args)
+    ;; ignore the args to `magit-checkout'
+    (projectile-invalidate-cache nil))
+
+  (eval-after-load 'magit-branch
+    '(progn
+       (advice-add 'magit-checkout
+                   :after #'my-projectile-invalidate-cache)
+       (advice-add 'magit-branch-and-checkout
+                   :after #'my-projectile-invalidate-cache))))
+#+end_src
 
-;; (map!
-;;  :leader
-;;  :desc "notmuch" :n "m" #'ab/notmuch
-;;  (:desc "search" :prefix "/"
-;;    :desc "notmuch" :n "m" #'counsel-notmuch))
+** [[https://github.com/Wilfred/helpful][helpful]]
+
+#+begin_src emacs-lisp
+(use-package helpful
+  :bind
+  (("C-h f"   . helpful-callable)
+   ("C-h v"   . helpful-variable)
+   ("C-h k"   . helpful-key)
+   ("C-c C-d" . helpful-at-point)
+   ("C-h F"   . helpful-function)
+   ("C-h C"   . helpful-command)))
 #+end_src
 
+** [[https://github.com/kyagi/shell-pop-el][shell-pop]]
+
 #+begin_src emacs-lisp
-(defvar ab-maildir "~/mail")
+(use-package shell-pop
+  :custom
+  (shell-pop-universal-key "C-c e")
+  (shell-pop-shell-type '("eshell" "*eshell*" (lambda nil (eshell)))))
+#+end_src
+
+** [[https://github.com/EricCrosson/unkillable-scratch][unkillable-scratch]]
 
+Make =*scratch*= and =*Messages*= unkillable.
+
+#+begin_src emacs-lisp
+(use-package unkillable-scratch
+  :config
+  (unkillable-scratch 1)
+  :custom
+  (unkillable-buffers '("^\\*scratch\\*$" "^\\*Messages\\*$")))
+#+end_src
+
+** [[https://github.com/davep/boxquote.el][boxquote.el]]
+
+#+begin_example
+,----
+| make pretty boxed quotes like this
+`----
+#+end_example
+
+#+begin_src emacs-lisp
+(use-package boxquote
+  :bind
+  (:prefix-map amin--boxquote-prefix-map
+   :prefix "C-c q"
+   ("b"   . boxquote-buffer)
+   ("B"   . boxquote-insert-buffer)
+   ("d"   . boxquote-defun)
+   ("F"   . boxquote-insert-file)
+   ("hf"  . boxquote-describe-function)
+   ("hk"  . boxquote-describe-key)
+   ("hv"  . boxquote-describe-variable)
+   ("hw"  . boxquote-where-is)
+   ("k"   . boxquote-kill)
+   ("p"   . boxquote-paragraph)
+   ("q"   . boxquote-boxquote)
+   ("r"   . boxquote-region)
+   ("s"   . boxquote-shell-command)
+   ("t"   . boxquote-text)
+   ("T"   . boxquote-title)
+   ("u"   . boxquote-unbox)
+   ("U"   . boxquote-unbox-region)
+   ("y"   . boxquote-yank)
+   ("M-q" . boxquote-fill-paragraph)
+   ("M-w" . boxquote-kill-ring-save)))
+#+end_src
+
+Also see [[https://www.emacswiki.org/emacs/rebox2][rebox2]].
+
+** [[https://github.com/DarthFennec/highlight-indent-guides][highlight-indent-guides]]
+
+#+begin_src emacs-lisp
+(use-package highlight-indent-guides
+  :demand t
+  :hook ((prog-mode . highlight-indent-guides-mode)
+         (org-mode  . highlight-indent-guides-mode))
+  :config
+  (setq highlight-indent-guides-character ?\|)
+  (setq highlight-indent-guides-auto-enabled nil)
+  (setq highlight-indent-guides-method 'character)
+  (setq highlight-indent-guides-responsive 'top)
+  (set-face-foreground 'highlight-indent-guides-character-face "gainsboro")
+  (set-face-foreground 'highlight-indent-guides-top-character-face "grey40")) ; grey13 is nice too
+#+end_src
+
+* Email
+
+#+begin_src emacs-lisp
+(defvar amin-maildir (expand-file-name "~/mail/"))
+(after! recentf
+  (add-to-list 'recentf-exclude amin-maildir))
+#+end_src
+
+** sendmail
+
+#+begin_src emacs-lisp
 (use-package sendmail
-  ;; :ensure nil
   :config
   (setq sendmail-program "/usr/bin/msmtp"
+        ;; message-sendmail-extra-arguments '("-v" "-d")
         mail-specify-envelope-from t
         mail-envelope-from 'header))
+#+end_src
 
+** message
+
+#+begin_src emacs-lisp
 (use-package message
-  ;; :ensure nil
   :config
   (setq message-kill-buffer-on-exit t
         message-send-mail-function 'message-send-mail-with-sendmail
         message-sendmail-envelope-from 'header
-        message-directory "drafts"
+        ;; message-directory "drafts"
         message-user-fqdn "aminb.org")
   (add-hook 'message-mode-hook
             (lambda () (setq fill-column 65
                         message-fill-column 65)))
   (add-hook 'message-mode-hook
             #'flyspell-mode)
-  ;; (add-hook 'notmuch-message-mode-hook #'+doom-modeline|set-special-modeline)
-  ;; TODO: is there a way to only run this when replying and not composing?
-  (add-hook 'notmuch-message-mode-hook
-            (lambda () (progn
-                    (newline)
-                    (newline)
-                    (forward-line -1)
-                    (forward-line -1))))
   ;; (add-hook 'message-setup-hook
   ;;           #'mml-secure-message-sign-pgpmime)
   )
@@ -1267,8 +1503,23 @@ Emacs package that displays available keybindings in popup
 (after! mml-sec
   (setq mml-secure-openpgp-encrypt-to-self t
         mml-secure-openpgp-sign-with-sender t))
+#+end_src
+
+** [[https://notmuchmail.org][notmuch]]
+
+See [[notmuch:id:87muuqsvci.fsf@fencepost.gnu.org][bug follow-up]].
+
+#+begin_src emacs-lisp
+(defun amin/notmuch ()
+  "Delete other windows, then launch `notmuch'."
+  (interactive)
+  (delete-other-windows)
+  (notmuch))
 
 (use-package notmuch
+  :commands notmuch
+  :bind ("C-c n" . amin/notmuch)
+  :custom (notmuch-always-prompt-for-sender t)
   :config
   (setq notmuch-hello-sections
         '(notmuch-hello-insert-header
@@ -1277,13 +1528,31 @@ Emacs package that displays available keybindings in popup
           notmuch-hello-insert-alltags)
         notmuch-search-oldest-first nil
         notmuch-show-all-tags-list t
+        notmuch-message-headers  ; see bug follow-up above
+        '("Subject" "To" "Cc" "Date" "List-Id" "X-RT-Originator")
         notmuch-hello-thousands-separator ","
         notmuch-fcc-dirs
-        '(("amin@aminb.org"            . "amin/Sent")
-          ("abandali@uwaterloo.ca"     . "\"uwaterloo/Sent Items\"")
-          ("amin.bandali@uwaterloo.ca" . "\"uwaterloo/Sent Items\"")
-          ("aminb@gnu.org"             . "gnu/Sent")
-          (".*"                        . "sent")))
+        '(("amin@aminb.org"        . "amin/Sent")
+          ("amin@gnu.org"          . "gnu/Sent")
+          ("abandali@uwaterloo.ca" . "\"uwaterloo/Sent Items\"")
+          ("mab@gnu.org"           . "gnu/Sent")
+          ("aminb@gnu.org"         . "gnu/Sent")
+          (".*"                    . "sent"))
+        notmuch-search-result-format
+        '(("date"    . "%12s ")
+          ("count"   . "%-7s ")
+          ("authors" . "%-40s ")
+          ("subject" . "%s ")
+          ("tags"    . "(%s)"))
+        notmuch-saved-searches
+        '((:name "inbox"     :query "tag:inbox"     :key "i")
+          (:name "unread"    :query "tag:unread"    :key "u")
+          (:name "latest"    :query "tag:latest"    :key "l")
+          (:name "encrypted" :query "tag:encrypted" :key "e")
+          (:name "flagged"   :query "tag:flagged"   :key "f")
+          (:name "sent"      :query "tag:sent"      :key "s")
+          (:name "drafts"    :query "tag:draft"     :key "d")
+          (:name "all mail"  :query "*"             :key "a")))
   ;; (add-hook 'visual-fill-column-mode-hook
   ;;           (lambda ()
   ;;             (when (string= major-mode 'notmuch-message-mode)
@@ -1293,65 +1562,134 @@ Emacs package that displays available keybindings in popup
   ;;             :override #'kill-this-buffer)
   :bind
   (:map notmuch-hello-mode-map
-	("g" . notmuch-poll-and-refresh-this-buffer)
-	("i" . (lambda ()
-		 "Search for `inbox' tagged messages"
-		 (interactive)
-		 (notmuch-hello-search "tag:inbox")))
-	("u" . (lambda ()
-		 "Search for `unread' tagged messages"
-		 (interactive)
-		 (notmuch-hello-search "tag:unread")))
-	("M" . (lambda ()
-		 "Compose new mail and prompt for sender"
-		 (interactive)
-		 (let ((current-prefix-arg t))
-		   (call-interactively #'notmuch-mua-new-mail)))))
+        ("u" . (lambda ()
+                 "Search for `unread'-tagged messages"
+                 (interactive)
+                 (notmuch-hello-search "tag:unread")))
+        ("i" . (lambda ()
+                 "Search for `inbox'-tagged messages"
+                 (interactive)
+                 (notmuch-hello-search "tag:inbox")))
+        ("l" . (lambda ()
+                 "Search for `latest'-tagged messages"
+                 (interactive)
+                 (notmuch-hello-search "tag:latest")))
+        ("e" . (lambda ()
+                 "Search for `encrypted'-tagged messages"
+                 (interactive)
+                 (notmuch-hello-search "tag:encrypted"))))
   (:map notmuch-search-mode-map
-	("g" . notmuch-poll-and-refresh-this-buffer)
-	("k" . (lambda ()
-		 "Mark message read"
-		 (interactive)
-		 (notmuch-search-tag '("-unread"))
-		 ;; (notmuch-search-archive-thread)
-		 (notmuch-search-next-thread)))
-	("u" . (lambda ()
-		 "Mark message unread"
-		 (interactive)
-		 (notmuch-search-tag '("+unread"))
-		 (notmuch-search-next-thread)))
-	("K" . (lambda ()
-		 "Mark message deleted"
-		 (interactive)
-		 (notmuch-search-tag '("-unread" "-inbox" "+deleted"))
-		 (notmuch-search-archive-thread)))
-	("S" . (lambda ()
-		 "Mark message as spam"
-		 (interactive)
-		 (notmuch-search-tag '("-unread" "-inbox" "+spam"))
-		 (notmuch-search-archive-thread))))
-  (:map notmuch-tree-mode-map  ; TODO: additional bindings
-	("S" . (lambda ()
-		 "Mark message as spam"
-		 (interactive)
-		 (notmuch-tree-tag '("-unread" "-inbox" "+spam"))
-		 (notmuch-tree-archive-thread))))
-)
-
-;; (use-package counsel-notmuch
-;;   :commands counsel-notmuch)
+        ("k" . (lambda ()
+                 "Mark message read"
+                 (interactive)
+                 (notmuch-search-tag '("-unread"))
+                 ;; (notmuch-search-archive-thread)
+                 (notmuch-search-next-thread)))
+        ("u" . (lambda ()
+                 "Mark message unread"
+                 (interactive)
+                 (notmuch-search-tag '("+unread"))
+                 (notmuch-search-next-thread)))
+        ("K" . (lambda ()
+                 "Mark message deleted"
+                 (interactive)
+                 (notmuch-search-tag '("-unread" "-inbox" "+deleted"))
+                 (notmuch-search-next-thread)))
+        ("S" . (lambda ()
+                 "Mark message as spam"
+                 (interactive)
+                 (notmuch-search-tag '("-unread" "-inbox" "-webmasters" "+spam"))
+                 (notmuch-search-next-thread))))
+  (:map notmuch-tree-mode-map
+        ("k" . (lambda ()
+                 "Mark message read"
+                 (interactive)
+                 (notmuch-tree-tag '("-unread"))
+                 ;; (notmuch-tree-archive-thread)
+                 (notmuch-tree-next-message)))
+        ("u" . (lambda ()
+                 "Mark message unread"
+                 (interactive)
+                 (notmuch-tree-tag '("+unread"))
+                 (notmuch-tree-next-message)))
+        ("K" . (lambda ()
+                 "Mark message deleted"
+                 (interactive)
+                 (notmuch-tree-tag '("-unread" "-inbox" "+deleted"))
+                 (notmuch-tree-next-message)))
+        ("S" . (lambda ()
+                 "Mark message as spam"
+                 (interactive)
+                 (notmuch-tree-tag '("-unread" "-inbox" "-webmasters" "+spam"))
+                 (notmuch-tree-next-message)))))
+
+(use-package counsel-notmuch
+  :bind ("C-c s m" . counsel-notmuch))
 
 (after! notmuch-crypto
   (setq notmuch-crypto-process-mime t))
+#+end_src
 
-;; (after! evil
-;;   (mapc (lambda (str) (evil-set-initial-state (car str) (cdr str)))
-;;         '((notmuch-hello-mode . emacs)
-;;           (notmuch-search-mode . emacs)
-;;           (notmuch-tree-mode . emacs))))
+** supercite
 
-(after! recentf
-  (add-to-list 'recentf-exclude (expand-file-name ab-maildir)))
+#+begin_src emacs-lisp :tangle no
+(use-package supercite
+  :commands sc-cite-original
+  :init
+  (add-hook 'mail-citation-hook 'sc-cite-original)
+
+  (defun sc-remove-existing-signature ()
+    (save-excursion
+      (goto-char (region-beginning))
+      (when (re-search-forward message-signature-separator (region-end) t)
+        (delete-region (match-beginning 0) (region-end)))))
+
+  (add-hook 'mail-citation-hook 'sc-remove-existing-signature)
+
+  (defun sc-remove-if-not-mailing-list ()
+    (unless (assoc "list-id" sc-mail-info)
+      (setq attribution sc-default-attribution
+            citation (concat sc-citation-delimiter
+                             sc-citation-separator))))
+
+  (add-hook 'sc-attribs-postselect-hook 'sc-remove-if-not-mailing-list)
+
+  :config
+  (defun sc-fill-if-different (&optional prefix)
+    "Fill the region bounded by `sc-fill-begin' and point.
+Only fill if optional PREFIX is different than
+`sc-fill-line-prefix'.  If `sc-auto-fill-region-p' is nil, do not
+fill region.  If PREFIX is not supplied, initialize fill
+variables.  This is useful for a regi `begin' frame-entry."
+    (if (not prefix)
+        (setq sc-fill-line-prefix ""
+              sc-fill-begin (line-beginning-position))
+      (if (and sc-auto-fill-region-p
+               (not (string= prefix sc-fill-line-prefix)))
+          (let ((fill-prefix sc-fill-line-prefix))
+            (unless (or (string= fill-prefix "")
+                        (save-excursion
+                          (goto-char sc-fill-begin)
+                          (or (looking-at ">+  +")
+                              (< (length
+                                  (buffer-substring (point)
+                                                    (line-end-position)))
+                                 65))))
+              (fill-region sc-fill-begin (line-beginning-position)))
+            (setq sc-fill-line-prefix prefix
+                  sc-fill-begin (line-beginning-position)))))
+nil))
+#+end_src
+
+* Blogging
+** [[https://ox-hugo.scripter.co][ox-hugo]]
+
+#+begin_src emacs-lisp
+(use-package ox-hugo
+  :after ox)
+
+(use-package ox-hugo-auto-export
+  :load-path "lib/ox-hugo")
 #+end_src
 
 * Post initialization
@@ -1364,7 +1702,7 @@ Display how long it took to load the init file.
 #+begin_src emacs-lisp
 (message "Loading %s...done (%.3fs)" user-init-file
          (float-time (time-subtract (current-time)
-                                    ab--before-user-init-time)))
+                                    amin--before-user-init-time)))
 #+end_src
 
 * Footer
@@ -1375,3 +1713,8 @@ Display how long it took to load the init file.
 #+begin_src emacs-lisp :comments none
 ;;; init.el ends here
 #+end_src
+
+* COMMENT Local Variables                                           :ARCHIVE:
+# Local Variables:
+# eval: (add-hook 'after-save-hook #'amin/async-babel-tangle 'append 'local)
+# End: