git.shemshak.org - ~bandali/configs/blob - .emacs.d/init.el

   1 ;;; init.el --- bandali's emacs configuration -*- lexical-binding: t -*-
   2
   3 ;; Copyright (C) 2018-2019  Amin Bandali <bandali@gnu.org>
   4
   5 ;; This program is free software: you can redistribute it and/or modify
   6 ;; it under the terms of the GNU General Public License as published by
   7 ;; the Free Software Foundation, either version 3 of the License, or
   8 ;; (at your option) any later version.
   9
  10 ;; This program is distributed in the hope that it will be useful,
  11 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 ;; GNU General Public License for more details.
  14
  15 ;; You should have received a copy of the GNU General Public License
  16 ;; along with this program.  If not, see <https://www.gnu.org/licenses/>.
  17
  18 ;;; Commentary:
  19
  20 ;; Emacs configuration of Amin Bandali, computer scientist, functional
  21 ;; programmer, and free software activist.  Uses straight.el for
  22 ;; purely functional and fully reproducible package management.
  23
  24 ;; Over the years, I've taken inspiration from configurations of many
  25 ;; great people.  Some that I can remember off the top of my head are:
  26 ;;
  27 ;; - https://github.com/dieggsy/dotfiles
  28 ;; - https://github.com/dakra/dmacs
  29 ;; - http://pages.sachachua.com/.emacs.d/Sacha.html
  30 ;; - https://github.com/dakrone/eos
  31 ;; - http://doc.rix.si/cce/cce.html
  32 ;; - https://github.com/jwiegley/dot-emacs
  33 ;; - https://github.com/wasamasa/dotemacs
  34 ;; - https://github.com/hlissner/doom-emacs
  35
  36 ;;; Code:
  37
  38 ;;; Emacs initialization
  39
  40 (defvar b/before-user-init-time (current-time)
  41   "Value of `current-time' when Emacs begins loading `user-init-file'.")
  42 (message "Loading Emacs...done (%.3fs)"
  43          (float-time (time-subtract b/before-user-init-time
  44                                     before-init-time)))
  45
  46 ;; temporarily increase `gc-cons-threshhold' and `gc-cons-percentage'
  47 ;; during startup to reduce garbage collection frequency.  clearing
  48 ;; `file-name-handler-alist' seems to help reduce startup time too.
  49 (defvar b/gc-cons-threshold gc-cons-threshold)
  50 (defvar b/gc-cons-percentage gc-cons-percentage)
  51 (defvar b/file-name-handler-alist file-name-handler-alist)
  52 (setq gc-cons-threshold (* 400 1024 1024)  ; 400 MiB
  53       gc-cons-percentage 0.6
  54       file-name-handler-alist nil
  55       ;; sidesteps a bug when profiling with esup
  56       esup-child-profile-require-level 0)
  57
  58 ;; set them back to their defaults once we're done initializing
  59 (defun b/post-init ()
  60   (setq gc-cons-threshold b/gc-cons-threshold
  61         gc-cons-percentage b/gc-cons-percentage
  62         file-name-handler-alist b/file-name-handler-alist))
  63 (add-hook 'after-init-hook #'b/post-init)
  64
  65 ;; increase number of lines kept in *Messages* log
  66 (setq message-log-max 20000)
  67
  68 ;; optionally, uncomment to supress some byte-compiler warnings
  69 ;;   (see C-h v byte-compile-warnings RET for more info)
  70 ;; (setq byte-compile-warnings
  71 ;;       '(not free-vars unresolved noruntime lexical make-local))
  72
  73 \f
  74 ;;; whoami
  75
  76 (setq user-full-name "Amin Bandali"
  77       user-mail-address "bandali@gnu.org")
  78
  79 \f
  80 ;;; comment macro
  81
  82 ;; useful for commenting out multiple sexps at a time
  83 (defmacro comment (&rest _)
  84   "Comment out one or more s-expressions."
  85   (declare (indent defun))
  86   nil)
  87
  88 \f
  89 ;;; Package management
  90
  91 ;; No package.el  (for emacs 26 and before, uncomment the following)
  92 ;; Not necessary when using straight.el
  93 ;;   (C-h v straight-package-neutering-mode RET)
  94
  95 (when (and
  96        (not (featurep 'straight))
  97        (version< emacs-version "27"))
  98   (setq package-enable-at-startup nil)
  99   ;; (package-initialize)
 100   )
 101
 102 ;; for emacs 27 and later, we use early-init.el.  see
 103 ;; https://git.savannah.gnu.org/cgit/emacs.git/commit/?id=24acb31c04b4048b85311d794e600ecd7ce60d3b
 104
 105 ;; straight.el
 106
 107 ;; Main engine start...
 108
 109 (setq straight-repository-branch "develop"
 110       straight-check-for-modifications '(check-on-save find-when-checking))
 111
 112 (defun b/bootstrap-straight ()
 113   (defvar bootstrap-version)
 114   (let ((bootstrap-file
 115          (expand-file-name "straight/repos/straight.el/bootstrap.el" user-emacs-directory))
 116         (bootstrap-version 5))
 117     (unless (file-exists-p bootstrap-file)
 118       (with-current-buffer
 119           (url-retrieve-synchronously
 120            "https://raw.githubusercontent.com/raxod502/straight.el/develop/install.el"
 121            'silent 'inhibit-cookies)
 122         (goto-char (point-max))
 123         (eval-print-last-sexp)))
 124     (load bootstrap-file nil 'nomessage)))
 125
 126 ;; Solid rocket booster ignition...
 127
 128 (b/bootstrap-straight)
 129
 130 ;; We have lift off!
 131
 132 (setq straight-use-package-by-default t)
 133
 134 (defmacro use-feature (name &rest args)
 135   "Like `use-package', but with `straight-use-package-by-default' disabled."
 136   (declare (indent 1))
 137   `(use-package ,name
 138      :straight nil
 139      ,@args))
 140
 141 (with-eval-after-load 'use-package-core
 142   (let ((upflk (car use-package-font-lock-keywords)))
 143     (font-lock-add-keywords
 144      'emacs-lisp-mode
 145      `((,(replace-regexp-in-string
 146           "use-package" "use-feature"
 147           (car upflk))
 148         ,@(cdr upflk))))))
 149
 150 (with-eval-after-load 'recentf
 151   (add-to-list 'recentf-exclude
 152                (expand-file-name "~/.emacs.d/straight/build/")))
 153
 154 (defun b/reload-init ()
 155   "Reload init.el."
 156   (interactive)
 157   (setq b/file-name-handler-alist file-name-handler-alist)
 158   (load user-init-file nil 'nomessage)
 159   (b/post-init))
 160
 161 ;; use-package
 162 (straight-use-package 'use-package)
 163
 164 (if nil                             ; set to t when need to debug init
 165     (progn
 166       (setq use-package-verbose t
 167             use-package-expand-minimally nil
 168             use-package-compute-statistics t
 169             debug-on-error t)
 170       (require 'use-package))
 171   (setq use-package-verbose nil
 172         use-package-expand-minimally t))
 173
 174 (setq use-package-always-defer t)
 175 (require 'bind-key)
 176
 177 (use-package delight)
 178
 179 \f
 180 ;;; Initial setup
 181
 182 ;; keep ~/.emacs.d clean
 183 (defvar b/etc-dir
 184   (expand-file-name
 185    (convert-standard-filename "etc/") user-emacs-directory)
 186   "The directory where packages place their configuration files.")
 187
 188 (defvar b/var-dir
 189   (expand-file-name
 190    (convert-standard-filename "var/") user-emacs-directory)
 191   "The directory where packages place their persistent data files.")
 192
 193 (defun b/etc (file)
 194   "Expand filename FILE relative to `b/etc-dir'."
 195   (expand-file-name (convert-standard-filename file) b/etc-dir))
 196
 197 (defun b/var (file)
 198   "Expand filename FILE relative to `b/var-dir'."
 199   (expand-file-name (convert-standard-filename file) b/var-dir))
 200
 201 (setq
 202  auto-save-list-file-prefix (b/var "auto-save/sessions/")
 203  nsm-settings-file (b/var "nsm-settings.el"))
 204
 205 ;; separate custom file (don't want it mixing with init.el)
 206 (use-feature custom
 207   :no-require t
 208   :config
 209   (setq custom-file (b/etc "custom.el"))
 210   (when (file-exists-p custom-file)
 211     (load custom-file))
 212   ;; while at it, treat themes as safe
 213   (setf custom-safe-themes t))
 214
 215 ;; load the secrets file if it exists, otherwise show a warning
 216 (comment
 217   (with-demoted-errors
 218       (load (b/etc "secrets"))))
 219
 220 ;; better $PATH (and other environment variable) handling
 221 (use-package exec-path-from-shell
 222   :defer 0.4
 223   :init
 224   (setq exec-path-from-shell-arguments           nil
 225         exec-path-from-shell-check-startup-files nil)
 226   :config
 227   (exec-path-from-shell-initialize)
 228   ;; while we're at it, let's fix access to our running ssh-agent
 229   (exec-path-from-shell-copy-env "SSH_AGENT_PID")
 230   (exec-path-from-shell-copy-env "SSH_AUTH_SOCK"))
 231
 232 ;; only one custom theme at a time
 233 (comment
 234   (defadvice load-theme (before clear-previous-themes activate)
 235     "Clear existing theme settings instead of layering them"
 236     (mapc #'disable-theme custom-enabled-themes)))
 237
 238 ;; start up emacs server.  see
 239 ;; https://www.gnu.org/software/emacs/manual/html_node/emacs/Emacs-Server.html#Emacs-Server
 240 (use-feature server
 241   :defer 0.4
 242   :config (or (server-running-p) (server-mode)))
 243
 244 ;; unicode support
 245 (comment
 246   (dolist (ft (fontset-list))
 247     (set-fontset-font
 248      ft
 249      'unicode
 250      (font-spec :name "Source Code Pro" :size 14))
 251     (set-fontset-font
 252      ft
 253      'unicode
 254      (font-spec :name "DejaVu Sans Mono")
 255      nil
 256      'append)
 257     ;; (set-fontset-font
 258     ;;  ft
 259     ;;  'unicode
 260     ;;  (font-spec
 261     ;;   :name "Symbola monospacified for DejaVu Sans Mono")
 262     ;;  nil
 263     ;;  'append)
 264     ;; (set-fontset-font
 265     ;;  ft
 266     ;;  #x2115  ; ℕ
 267     ;;  (font-spec :name "DejaVu Sans Mono")
 268     ;;  nil
 269     ;;  'append)
 270     (set-fontset-font
 271      ft
 272      (cons ?Α ?ω)
 273      (font-spec :name "DejaVu Sans Mono" :size 14)
 274      nil
 275      'prepend)))
 276
 277 ;; gentler font resizing
 278 (setq text-scale-mode-step 1.05)
 279
 280 ;; focus follows mouse
 281 (setq mouse-autoselect-window t)
 282
 283 (defun b/no-mouse-autoselect-window ()
 284   "Conveniently disable `focus-follows-mouse'.
 285 For disabling the behaviour for certain buffers and/or modes."
 286   (make-local-variable 'mouse-autoselect-window)
 287   (setq mouse-autoselect-window nil))
 288
 289 ;; better scrolling
 290 (setq ;; scroll-margin 1
 291       ;; scroll-conservatively 10000
 292       scroll-step 1
 293       scroll-conservatively 10
 294       scroll-preserve-screen-position 1)
 295
 296 (use-feature mwheel
 297   :defer 0.4
 298   :config
 299   (setq mouse-wheel-scroll-amount '(1 ((shift) . 1)) ; one line at a time
 300         mouse-wheel-progressive-speed nil            ; don't accelerate scrolling
 301         mouse-wheel-follow-mouse t))                 ; scroll window under mouse
 302
 303 (use-feature pixel-scroll
 304   :defer 0.4
 305   :config (pixel-scroll-mode 1))
 306
 307 ;; ask for GPG passphrase in minibuffer
 308 (use-feature epa
 309   :custom
 310   ; this will fail if gpg>=2.1 is not available
 311   (epa-pinentry-mode 'loopback))
 312
 313 (use-feature epg-config
 314   :defer 0.4
 315   :custom
 316   ((epg-gpg-program (executable-find "gpg"))
 317    (epg-pinentry-mode 'loopback)))
 318
 319 (use-feature epg
 320   :after epg-config)
 321
 322 (use-package pinentry
 323   :demand
 324   :after (epa epg server)
 325   :config
 326   (setq pinentry--socket-dir server-socket-dir)
 327   (pinentry-start))
 328
 329 ;; useful libraries
 330 (require 'cl-lib)
 331 (require 'subr-x)
 332
 333 \f
 334 ;;; Useful utilities
 335
 336 (defmacro b/setq-every (value &rest vars)
 337   "Set all the variables from VARS to value VALUE."
 338   (declare (indent defun) (debug t))
 339   `(progn ,@(mapcar (lambda (x) (list 'setq x value)) vars)))
 340
 341 (defun b/start-process (program &rest args)
 342   "Same as `start-process', but doesn't bother about name and buffer."
 343   (let ((process-name (concat program "_process"))
 344         (buffer-name  (generate-new-buffer-name
 345                        (concat program "_output"))))
 346     (apply #'start-process
 347            process-name buffer-name program args)))
 348
 349 (defun b/dired-start-process (program &optional args)
 350   "Open current file with a PROGRAM."
 351   ;; Shell command looks like this: "program [ARGS]... FILE" (ARGS can
 352   ;; be nil, so remove it).
 353   (apply #'b/start-process
 354          program
 355          (remove nil (list args (dired-get-file-for-visit)))))
 356
 357 (defun b/add-elisp-section ()
 358   (interactive)
 359   (insert "\n")
 360   (previous-line)
 361   (insert "\n\f\n;;; "))
 362
 363 \f
 364 ;;; Defaults
 365
 366 ;; time and battery in mode-line
 367 (comment
 368   (use-package time
 369     :init
 370     (setq display-time-default-load-average nil)
 371     :config
 372     (display-time-mode))
 373
 374   (use-package battery
 375     :config
 376     (display-battery-mode)))
 377
 378 ;; smaller fringe
 379 ;; (fringe-mode '(3 . 1))
 380 (fringe-mode nil)
 381
 382 ;; disable disabled commands
 383 (setq disabled-command-function nil)
 384
 385 ;; Save what I copy into clipboard from other applications into Emacs'
 386 ;; kill-ring, which would allow me to still be able to easily access
 387 ;; it in case I kill (cut or copy) something else inside Emacs before
 388 ;; yanking (pasting) what I'd originally intended to.
 389 (setq save-interprogram-paste-before-kill t)
 390
 391 ;; minibuffer
 392 (setq enable-recursive-minibuffers t
 393       resize-mini-windows t)
 394
 395 ;; lazy-person-friendly yes/no prompts
 396 (defalias 'yes-or-no-p #'y-or-n-p)
 397
 398 ;; i want *scratch* as my startup buffer
 399 (setq initial-buffer-choice t)
 400
 401 ;; i don't need the default hint
 402 (setq initial-scratch-message nil)
 403
 404 ;; use customizable text-mode as major mode for *scratch*
 405 (setq initial-major-mode 'text-mode)
 406
 407 ;; inhibit buffer list when more than 2 files are loaded
 408 (setq inhibit-startup-buffer-menu t)
 409
 410 ;; don't need to see the startup screen or the echo area message
 411 (advice-add #'display-startup-echo-area-message :override #'ignore)
 412 (setq inhibit-startup-screen t
 413       inhibit-startup-echo-area-message user-login-name)
 414
 415 ;; more useful frame titles
 416 (setq frame-title-format
 417       '("" invocation-name " - "
 418         (:eval (if (buffer-file-name)
 419                    (abbreviate-file-name (buffer-file-name))
 420                  "%b"))))
 421
 422 ;; backups (C-h v make-backup-files RET)
 423 (setq backup-by-copying t
 424       backup-directory-alist (list (cons "." (b/var "backup/")))
 425       version-control t
 426       delete-old-versions t)
 427
 428 ;; enable automatic reloading of changed buffers and files
 429 (global-auto-revert-mode 1)
 430 (setq auto-revert-verbose nil
 431       global-auto-revert-non-file-buffers nil)
 432
 433 ;; always use space for indentation
 434 (setq-default
 435  indent-tabs-mode nil
 436  require-final-newline t
 437  tab-width 4)
 438
 439 ;; enable winner-mode (C-h f winner-mode RET)
 440 (winner-mode 1)
 441
 442 ;; don't display *compilation* buffer on success.  based on
 443 ;; https://stackoverflow.com/a/17788551, with changes to use `cl-letf'
 444 ;; instead of the now obsolete `flet'.
 445 (with-eval-after-load 'compile
 446   (defun b/compilation-finish-function (buffer outstr)
 447     (unless (string-match "finished" outstr)
 448       (switch-to-buffer-other-window buffer))
 449     t)
 450
 451   (setq compilation-finish-functions #'b/compilation-finish-function)
 452
 453   (require 'cl-macs)
 454
 455   (defadvice compilation-start
 456       (around inhibit-display
 457               (command &optional mode name-function highlight-regexp))
 458     (if (not (string-match "^\\(find\\|grep\\)" command))
 459         (cl-letf (((symbol-function 'display-buffer) #'ignore))
 460           (save-window-excursion ad-do-it))
 461       ad-do-it))
 462   (ad-activate 'compilation-start))
 463
 464 ;; search for non-ASCII characters: i’d like non-ASCII characters such
 465 ;; as ‘’“”«»‹›áⓐ𝒶 to be selected when i search for their ASCII
 466 ;; counterpart.  shoutout to
 467 ;; http://endlessparentheses.com/new-in-emacs-25-1-easily-search-non-ascii-characters.html
 468 (setq search-default-mode #'char-fold-to-regexp)
 469 ;; uncomment to extend this behaviour to query-replace
 470 ;; (setq replace-char-fold t)
 471
 472 ;; cursor shape
 473 (setq-default cursor-type 'bar)
 474
 475 ;; allow scrolling in Isearch
 476 (setq isearch-allow-scroll t)
 477
 478 ;; open read-only file buffers in view-mode
 479 ;; (enables niceties like `q' for quit)
 480 (setq view-read-only t)
 481
 482 (use-feature vc
 483   :bind ("C-x v C-=" . vc-ediff))
 484
 485 (use-feature ediff
 486   :config (add-hook 'ediff-after-quit-hook-internal 'winner-undo)
 487   :custom ((ediff-window-setup-function 'ediff-setup-windows-plain)
 488            (ediff-split-window-function 'split-window-horizontally)))
 489
 490 ;; i don't feel like jumping out of my chair every now and again; so
 491 ;; don't BEEP! at me, emacs
 492 (setq ring-bell-function 'ignore)
 493
 494 \f
 495 ;;; General bindings
 496
 497 (bind-keys
 498  ("C-c a i" . ielm)
 499
 500  ("C-c e b" . eval-buffer)
 501  ("C-c e e" . eval-last-sexp)
 502  ("C-c e r" . eval-region)
 503
 504  ("C-c e i" . emacs-init-time)
 505  ("C-c e u" . emacs-uptime)
 506  ("C-c e v" . emacs-version)
 507
 508  ("C-c F m" . make-frame-command)
 509  ("C-c F d" . delete-frame)
 510  ("C-c F D" . server-edit)
 511
 512  ("C-S-h C" . describe-char)
 513  ("C-S-h F" . describe-face)
 514
 515  ("C-x k"   . kill-this-buffer)
 516  ("C-x K"   . kill-buffer)
 517  ("C-x s"   . save-buffer)
 518  ("C-x S"   . save-some-buffers)
 519
 520  :map emacs-lisp-mode-map
 521  ("<C-return>" . b/add-elisp-section))
 522
 523 (when (display-graphic-p)
 524   (unbind-key "C-z" global-map))
 525
 526 (bind-keys
 527  ;; for back and forward mouse keys
 528  ("<mouse-8>"      . previous-buffer)
 529  ("<drag-mouse-8>" . previous-buffer)
 530  ("<mouse-9>"      . next-buffer)
 531  ("<drag-mouse-9>" . next-buffer)
 532  ("<drag-mouse-2>" . kill-this-buffer)
 533  ("<drag-mouse-3>" . ivy-switch-buffer))
 534
 535 (bind-keys
 536  :prefix-map mab/straight-prefix-map
 537  :prefix "C-c p s"
 538  ("u" . straight-use-package)
 539  ("f" . straight-freeze-versions)
 540  ("t" . straight-thaw-versions)
 541  ("P" . straight-prune-build)
 542  ("g" . straight-get-recipe)
 543  ("r" . mab/reload-init)
 544  ;; M-x ^straight-.*-all$
 545  ("a c" . straight-check-all)
 546  ("a f" . straight-fetch-all)
 547  ("a m" . straight-merge-all)
 548  ("a n" . straight-normalize-all)
 549  ("a F" . straight-pull-all)
 550  ("a P" . straight-push-all)
 551  ("a r" . straight-rebuild-all)
 552  ;; M-x ^straight-.*-package$
 553  ("p c" . straight-check-package)
 554  ("p f" . straight-fetch-package)
 555  ("p m" . straight-merge-package)
 556  ("p n" . straight-normalize-package)
 557  ("p F" . straight-pull-package)
 558  ("p P" . straight-push-package)
 559  ("p r" . straight-rebuild-package))
 560
 561 \f
 562 ;;; Essential packages
 563
 564 ;; use the org-plus-contrib package to get the whole deal
 565 (use-package org-plus-contrib)
 566
 567 (use-feature org
 568   :defer 0.5
 569   :config
 570   (setq org-src-tab-acts-natively t
 571         org-src-preserve-indentation nil
 572         org-edit-src-content-indentation 0
 573         org-link-email-description-format "Email %c: %s" ; %.30s
 574         org-highlight-latex-and-related '(entities)
 575         org-use-speed-commands t
 576         org-startup-folded 'content
 577         org-catch-invisible-edits 'show-and-error
 578         org-log-done 'time)
 579   (when (version< org-version "9.3")
 580     (setq org-email-link-description-format
 581           org-link-email-description-format))
 582   (add-to-list 'org-structure-template-alist '("L" . "src emacs-lisp") t)
 583   (add-to-list 'org-modules 'org-habit)
 584   :bind
 585   (("C-c a o a" . org-agenda)
 586    :map org-mode-map
 587    ("M-L" . org-insert-last-stored-link)
 588    ("M-O" . org-toggle-link-display))
 589   :hook ((org-mode . org-indent-mode)
 590          (org-mode . auto-fill-mode)
 591          (org-mode . flyspell-mode))
 592   :custom
 593   (org-pretty-entities t)
 594   (org-agenda-files '("~/usr/org/todos/personal.org"
 595                       "~/usr/org/todos/habits.org"
 596                       "~/src/git/masters-thesis/todo.org"))
 597   (org-agenda-start-on-weekday 0)
 598   (org-agenda-time-leading-zero t)
 599   (org-habit-graph-column 44)
 600   (org-latex-packages-alist '(("" "listings") ("" "color")))
 601   :custom-face
 602   '(org-block-begin-line ((t (:foreground "#5a5b5a" :background "#1d1f21"))))
 603   '(org-block ((t (:background "#1d1f21"))))
 604   '(org-latex-and-related ((t (:foreground "#b294bb")))))
 605
 606 (use-feature ox-latex
 607   :after ox
 608   :config
 609   (setq org-latex-listings 'listings
 610         ;; org-latex-prefer-user-labels t
 611         )
 612   (add-to-list 'org-latex-classes
 613                '("IEEEtran" "\\documentclass[11pt]{IEEEtran}"
 614                  ("\\section{%s}"       . "\\section*{%s}")
 615                  ("\\subsection{%s}"    . "\\subsection*{%s}")
 616                  ("\\subsubsection{%s}" . "\\subsubsection*{%s}")
 617                  ("\\paragraph{%s}"     . "\\paragraph*{%s}")
 618                  ("\\subparagraph{%s}"  . "\\subparagraph*{%s}"))
 619                t)
 620   (require 'ox-beamer))
 621
 622 (use-feature ox-extra
 623   :config
 624   (ox-extras-activate '(latex-header-blocks ignore-headlines)))
 625
 626 ;; asynchronous tangle, using emacs-async to asynchronously tangle an
 627 ;; org file.  closely inspired by
 628 ;; https://github.com/dieggsy/dotfiles/tree/cc10edf7701958eff1cd94d4081da544d882a28c/emacs.d#dotfiles
 629 (with-eval-after-load 'org
 630   (defvar b/show-async-tangle-results nil
 631     "Keep *emacs* async buffers around for later inspection.")
 632
 633   (defvar b/show-async-tangle-time nil
 634     "Show the time spent tangling the file.")
 635
 636   (defun b/async-babel-tangle ()
 637     "Tangle org file asynchronously."
 638     (interactive)
 639     (let* ((file-tangle-start-time (current-time))
 640            (file (buffer-file-name))
 641            (file-nodir (file-name-nondirectory file))
 642            ;; (async-quiet-switch "-q")
 643            (file-noext (file-name-sans-extension file)))
 644       (async-start
 645        `(lambda ()
 646           (require 'org)
 647           (org-babel-tangle-file ,file))
 648        (unless b/show-async-tangle-results
 649          `(lambda (result)
 650             (if result
 651                 (message "Tangled %s%s"
 652                          ,file-nodir
 653                          (if b/show-async-tangle-time
 654                              (format " (%.3fs)"
 655                                      (float-time (time-subtract (current-time)
 656                                                                 ',file-tangle-start-time)))
 657                            ""))
 658               (message "Tangling %s failed" ,file-nodir))))))))
 659
 660 (add-to-list
 661  'safe-local-variable-values
 662  '(eval add-hook 'after-save-hook #'b/async-babel-tangle 'append 'local))
 663
 664 ;; *the* right way to do git
 665 (use-package magit
 666   :defer 0.5
 667   :bind (("C-x g"   . magit-status)
 668          ("C-c g g" . magit-status)
 669          ("C-c g b" . magit-blame-addition)
 670          ("C-c g l" . magit-log-buffer-file))
 671   :config
 672   (magit-add-section-hook 'magit-status-sections-hook
 673                           'magit-insert-modules
 674                           'magit-insert-stashes
 675                           'append)
 676   ;; (magit-add-section-hook 'magit-status-sections-hook
 677   ;;                         'magit-insert-ignored-files
 678   ;;                         'magit-insert-untracked-files
 679   ;;                         'append)
 680   (setq magit-repository-directories '(("~/" . 0)
 681                                        ("~/src/git/" . 1)))
 682   (nconc magit-section-initial-visibility-alist
 683          '(([unpulled status] . show)
 684            ([unpushed status] . show)))
 685   (setq transient-history-file (b/var "transient/history.el")
 686         transient-levels-file  (b/etc "transient/levels.el")
 687         transient-values-file  (b/etc "transient/values.el"))
 688   :custom (magit-display-buffer-function #'magit-display-buffer-fullframe-status-v1)
 689   :custom-face (magit-diff-file-heading ((t (:weight normal)))))
 690
 691 ;; recently opened files
 692 (use-feature recentf
 693   :defer 0.2
 694   ;; :config
 695   ;; (add-to-list 'recentf-exclude "^/\\(?:ssh\\|su\\|sudo\\)?:")
 696   :custom
 697   (recentf-max-saved-items 2000)
 698   (recentf-save-file (b/var "recentf-save.el")))
 699
 700 ;; smart M-x enhancement (needed by counsel for history)
 701 (use-package smex
 702   :config
 703   (setq smex-save-file (b/var "smex-save.el")))
 704
 705 (use-package ivy
 706   :defer 0.3
 707   :delight ;; " 🙒"
 708   :bind
 709   (:map ivy-minibuffer-map
 710    ([escape] . keyboard-escape-quit)
 711    ([S-up]   . ivy-previous-history-element)
 712    ([S-down] . ivy-next-history-element)
 713    ("DEL"    . ivy-backward-delete-char))
 714   :config
 715   (setq ivy-wrap t
 716         ivy-height 14
 717         ivy-use-virtual-buffers t
 718         ivy-virtual-abbreviate 'abbreviate
 719         ivy-count-format "%d/%d ")
 720
 721   (defvar b/ivy-ignore-buffer-modes '(magit-mode erc-mode dired-mode))
 722   (defun b/ivy-ignore-buffer-p (str)
 723     "Return non-nil if str names a buffer with a major mode
 724 derived from one of `b/ivy-ignore-buffer-modes'.
 725
 726 This function is intended for use with `ivy-ignore-buffers'."
 727     (let* ((buf (get-buffer str))
 728            (mode (and buf (buffer-local-value 'major-mode buf))))
 729       (and mode
 730            (apply #'provided-mode-derived-p mode b/ivy-ignore-buffer-modes))))
 731   (add-to-list 'ivy-ignore-buffers 'b/ivy-ignore-buffer-p)
 732
 733   (ivy-mode 1)
 734   ;; :custom-face
 735   ;; (ivy-minibuffer-match-face-2 ((t (:background "#e99ce8" :weight semi-bold))))
 736   ;; (ivy-minibuffer-match-face-3 ((t (:background "#bbbbff" :weight semi-bold))))
 737   ;; (ivy-minibuffer-match-face-4 ((t (:background "#ffbbff" :weight semi-bold))))
 738 )
 739
 740 (use-package swiper
 741   :after ivy
 742   :bind (("C-s"   . swiper-isearch)
 743          ("C-r"   . swiper)
 744          ("C-S-s" . isearch-forward)))
 745
 746 (use-package counsel
 747   :after ivy
 748   :delight
 749   :bind (([remap execute-extended-command] . counsel-M-x)
 750          ([remap find-file]                . counsel-find-file)
 751          ("C-c b b"                        . ivy-switch-buffer)
 752          ("C-c f ."                        . counsel-find-file)
 753          ("C-c f l"                        . counsel-find-library)
 754          ("C-c f r"                        . counsel-recentf)
 755          ("C-c x"                          . counsel-M-x)
 756          :map minibuffer-local-map
 757          ("C-r" . counsel-minibuffer-history))
 758   :config
 759   (counsel-mode 1)
 760   (defalias 'locate #'counsel-locate))
 761
 762 (comment
 763   (use-package helm
 764     :commands (helm-M-x helm-mini helm-resume)
 765     :bind (("M-x"     . helm-M-x)
 766            ("M-y"     . helm-show-kill-ring)
 767            ("C-x b"   . helm-mini)
 768            ("C-x C-b" . helm-buffers-list)
 769            ("C-x C-f" . helm-find-files)
 770            ("C-h r"   . helm-info-emacs)
 771            ("C-s-r"   . helm-resume)
 772            :map helm-map
 773            ("<tab>" . helm-execute-persistent-action)
 774            ("C-i"   . helm-execute-persistent-action) ; Make TAB work in terminals
 775            ("C-z"   . helm-select-action))            ; List actions
 776     :config (helm-mode 1)))
 777
 778 (use-feature eshell
 779   :defer 0.5
 780   :commands eshell
 781   :bind ("C-c a s e" . eshell)
 782   :config
 783   (eval-when-compile (defvar eshell-prompt-regexp))
 784   (defun b/eshell-quit-or-delete-char (arg)
 785     (interactive "p")
 786     (if (and (eolp) (looking-back eshell-prompt-regexp nil))
 787         (eshell-life-is-too-much)
 788       (delete-char arg)))
 789
 790   (defun b/eshell-clear ()
 791     (interactive)
 792     (let ((inhibit-read-only t))
 793       (erase-buffer))
 794     (eshell-send-input))
 795
 796   (defun b/eshell-setup ()
 797     (make-local-variable 'company-idle-delay)
 798     (defvar company-idle-delay)
 799     (setq company-idle-delay nil)
 800     (bind-keys :map eshell-mode-map
 801                ("C-d"   . b/eshell-quit-or-delete-char)
 802                ("C-S-l" . b/eshell-clear)
 803                ("M-r"   . counsel-esh-history)
 804                ([tab]   . company-complete)))
 805
 806   :hook (eshell-mode . b/eshell-setup)
 807   :custom
 808   (eshell-directory-name (b/var "eshell/"))
 809   (eshell-hist-ignoredups t)
 810   (eshell-input-filter 'eshell-input-filter-initial-space))
 811
 812 (use-feature ibuffer
 813   :bind
 814   (("C-x C-b" . ibuffer)
 815    :map ibuffer-mode-map
 816    ("P"   . ibuffer-backward-filter-group)
 817    ("N"   . ibuffer-forward-filter-group)
 818    ("M-p" . ibuffer-do-print)
 819    ("M-n" . ibuffer-do-shell-command-pipe-replace))
 820   :config
 821   ;; Use human readable Size column instead of original one
 822   (define-ibuffer-column size-h
 823     (:name "Size" :inline t)
 824     (cond
 825      ((> (buffer-size) 1000000) (format "%7.1fM" (/ (buffer-size) 1000000.0)))
 826      ((> (buffer-size) 100000) (format "%7.0fk" (/ (buffer-size) 1000.0)))
 827      ((> (buffer-size) 1000) (format "%7.1fk" (/ (buffer-size) 1000.0)))
 828      (t (format "%8d" (buffer-size)))))
 829   :custom
 830   (ibuffer-saved-filter-groups
 831    '(("default"
 832       ("dired" (mode . dired-mode))
 833       ("org"   (mode . org-mode))
 834       ("gnus"
 835        (or
 836         (mode . gnus-group-mode)
 837         (mode . gnus-summary-mode)
 838         (mode . gnus-article-mode)
 839         ;; not really, but...
 840         (mode . message-mode)))
 841       ("web"
 842        (or
 843         (mode . web-mode)
 844         (mode . css-mode)
 845         (mode . scss-mode)
 846         (mode . js2-mode)))
 847       ("shell"
 848        (or
 849         (mode . eshell-mode)
 850         (mode . shell-mode)
 851         (mode . term-mode)))
 852       ("programming"
 853        (or
 854         (mode . python-mode)
 855         (mode . c-mode)
 856         (mode . c++-mode)
 857         (mode . java-mode)
 858         (mode . emacs-lisp-mode)
 859         (mode . scheme-mode)
 860         (mode . haskell-mode)
 861         (mode . lean-mode)
 862         (mode . go-mode)
 863         (mode . alloy-mode)))
 864       ("tex"
 865        (or
 866         (mode . bibtex-mode)
 867         (mode . latex-mode)))
 868       ("emacs"
 869        (or
 870         (name . "^\\*scratch\\*$")
 871         (name . "^\\*Messages\\*$")))
 872       ("erc" (mode . erc-mode)))))
 873   (ibuffer-formats
 874    '((mark modified read-only locked " "
 875            (name 18 18 :left :elide)
 876            " "
 877            (size-h 9 -1 :right)
 878            " "
 879            (mode 16 16 :left :elide)
 880            " " filename-and-process)
 881      (mark " "
 882            (name 16 -1)
 883            " " filename)))
 884   :hook (ibuffer . (lambda () (ibuffer-switch-to-saved-filter-groups "default"))))
 885
 886 (use-feature outline
 887   :disabled
 888   :hook (prog-mode . outline-minor-mode)
 889   :delight (outline-minor-mode " outl")
 890   :bind
 891   (:map
 892    outline-minor-mode-map
 893    ("<s-tab>"  . outline-toggle-children)
 894    ("M-p"      . outline-previous-visible-heading)
 895    ("M-n"      . outline-next-visible-heading)
 896    :prefix-map b/outline-prefix-map
 897    :prefix "s-O"
 898    ("TAB" . outline-toggle-children)
 899    ("a"   . outline-hide-body)
 900    ("H"   . outline-hide-body)
 901    ("S"   . outline-show-all)
 902    ("h"   . outline-hide-subtree)
 903    ("s"   . outline-show-subtree)))
 904
 905 (use-feature ls-lisp
 906   :custom (ls-lisp-dirs-first t))
 907
 908 (use-feature dired
 909   :config
 910   (setq dired-listing-switches "-alh"
 911         ls-lisp-use-insert-directory-program nil)
 912
 913   ;; easily diff 2 marked files
 914   ;; https://oremacs.com/2017/03/18/dired-ediff/
 915   (defun dired-ediff-files ()
 916     (interactive)
 917     (require 'dired-aux)
 918     (defvar ediff-after-quit-hook-internal)
 919     (let ((files (dired-get-marked-files))
 920           (wnd (current-window-configuration)))
 921       (if (<= (length files) 2)
 922           (let ((file1 (car files))
 923                 (file2 (if (cdr files)
 924                            (cadr files)
 925                          (read-file-name
 926                           "file: "
 927                           (dired-dwim-target-directory)))))
 928             (if (file-newer-than-file-p file1 file2)
 929                 (ediff-files file2 file1)
 930               (ediff-files file1 file2))
 931             (add-hook 'ediff-after-quit-hook-internal
 932                       (lambda ()
 933                         (setq ediff-after-quit-hook-internal nil)
 934                         (set-window-configuration wnd))))
 935         (error "no more than 2 files should be marked"))))
 936
 937   (require 'dired-x)
 938   (setq dired-guess-shell-alist-user
 939         '(("\\.pdf\\'"  "evince" "zathura" "okular")
 940           ("\\.doc\\'"  "libreoffice")
 941           ("\\.docx\\'" "libreoffice")
 942           ("\\.ppt\\'"  "libreoffice")
 943           ("\\.pptx\\'" "libreoffice")
 944           ("\\.xls\\'"  "libreoffice")
 945           ("\\.xlsx\\'" "libreoffice")
 946           ("\\.flac\\'" "mpv")))
 947   :bind (:map dired-mode-map
 948               ("b"  . dired-up-directory)
 949               ("e"  . dired-ediff-files)
 950               ("E"  . dired-toggle-read-only)
 951               ("\\" . dired-hide-details-mode)
 952               ("z"  . (lambda ()
 953                         (interactive)
 954                         (b/dired-start-process "zathura"))))
 955   :hook (dired-mode . dired-hide-details-mode))
 956
 957 (use-feature help
 958   :config
 959   (temp-buffer-resize-mode)
 960   (setq help-window-select t))
 961
 962 (use-feature tramp
 963   :config
 964   (add-to-list 'tramp-default-proxies-alist '(nil "\\`root\\'" "/ssh:%h:"))
 965   (add-to-list 'tramp-default-proxies-alist '("localhost" nil nil))
 966   (add-to-list 'tramp-default-proxies-alist
 967                (list (regexp-quote (system-name)) nil nil)))
 968
 969 (use-package dash
 970   :config (dash-enable-font-lock))
 971
 972 (use-feature doc-view
 973   :bind (:map doc-view-mode-map
 974               ("M-RET" . image-previous-line)))
 975
 976 \f
 977 ;;; Editing
 978
 979 ;; highlight uncommitted changes in the left fringe
 980 (use-package diff-hl
 981   :defer 0.6
 982   :config
 983   (setq diff-hl-draw-borders nil)
 984   (global-diff-hl-mode)
 985   :hook (magit-post-refresh . diff-hl-magit-post-refresh))
 986
 987 ;; display Lisp objects at point in the echo area
 988 (use-feature eldoc
 989   :when (version< "25" emacs-version)
 990   :delight " eldoc"
 991   :config (global-eldoc-mode))
 992
 993 ;; highlight matching parens
 994 (use-feature paren
 995   :demand
 996   :config (show-paren-mode))
 997
 998 (use-feature elec-pair
 999   :demand
1000   :config (electric-pair-mode))
1001
1002 (use-feature simple
1003   :delight (auto-fill-function " fill")
1004   :config (column-number-mode))
1005
1006 ;; save minibuffer history
1007 (use-feature savehist
1008   :config
1009   (savehist-mode)
1010   :custom
1011   (savehist-file (b/var "savehist.el")))
1012
1013 ;; automatically save place in files
1014 (use-feature saveplace
1015   :when (version< "25" emacs-version)
1016   :config (save-place-mode)
1017   :custom
1018   (save-place-file (b/var "save-place.el")))
1019
1020 (use-feature prog-mode
1021   :config (global-prettify-symbols-mode)
1022   (defun indicate-buffer-boundaries-left ()
1023     (setq indicate-buffer-boundaries 'left))
1024   (add-hook 'prog-mode-hook #'indicate-buffer-boundaries-left))
1025
1026 (use-feature text-mode
1027   :hook (text-mode . indicate-buffer-boundaries-left))
1028
1029 (use-feature conf-mode
1030   :mode "\\.*rc$")
1031
1032 (use-feature sh-mode
1033   :mode "\\.bashrc$")
1034
1035 (use-package company
1036   :defer 0.6
1037   :delight " comp"
1038   :bind
1039   (:map company-active-map
1040         ([tab]    . company-complete-common-or-cycle)
1041         ([escape] . company-abort))
1042   :custom
1043   (company-minimum-prefix-length 1)
1044   (company-selection-wrap-around t)
1045   (company-dabbrev-char-regexp "\\sw\\|\\s_\\|[-_]")
1046   (company-dabbrev-downcase nil)
1047   (company-dabbrev-ignore-case nil)
1048   :config
1049   (global-company-mode t))
1050
1051 (use-package flycheck
1052   :defer 0.6
1053   :hook (prog-mode . flycheck-mode)
1054   :bind
1055   (:map flycheck-mode-map
1056         ("M-P" . flycheck-previous-error)
1057         ("M-N" . flycheck-next-error))
1058   :config
1059   ;; Use the load-path from running Emacs when checking elisp files
1060   (setq flycheck-emacs-lisp-load-path 'inherit)
1061
1062   ;; Only flycheck when I actually save the buffer
1063   (setq flycheck-check-syntax-automatically '(mode-enabled save))
1064   :custom (flycheck-mode-line-prefix "flyc"))
1065
1066 (use-feature flyspell
1067   :delight " flysp")
1068
1069 ;; http://endlessparentheses.com/ispell-and-apostrophes.html
1070 (use-feature ispell
1071   :defer 0.6
1072   :config
1073   ;; ’ can be part of a word
1074   (setq ispell-local-dictionary-alist
1075         `((nil "[[:alpha:]]" "[^[:alpha:]]"
1076                "['\x2019]" nil ("-B") nil utf-8))
1077         ispell-program-name (executable-find "hunspell"))
1078   ;; don't send ’ to the subprocess
1079   (defun endless/replace-apostrophe (args)
1080     (cons (replace-regexp-in-string
1081            "’" "'" (car args))
1082           (cdr args)))
1083   (advice-add #'ispell-send-string :filter-args
1084               #'endless/replace-apostrophe)
1085
1086   ;; convert ' back to ’ from the subprocess
1087   (defun endless/replace-quote (args)
1088     (if (not (derived-mode-p 'org-mode))
1089         args
1090       (cons (replace-regexp-in-string
1091              "'" "’" (car args))
1092             (cdr args))))
1093   (advice-add #'ispell-parse-output :filter-args
1094               #'endless/replace-quote))
1095
1096 (use-feature abbrev
1097   :delight " abbr"
1098   :hook (text-mode . abbrev-mode)
1099   :custom
1100   (abbrev-file-name (b/var "abbrev.el")))
1101
1102 \f
1103 ;;; Programming modes
1104
1105 (use-feature lisp-mode
1106   :config
1107   (defun indent-spaces-mode ()
1108     (setq indent-tabs-mode nil))
1109   (add-hook 'lisp-interaction-mode-hook #'indent-spaces-mode))
1110
1111 (use-feature reveal
1112   :delight (reveal-mode " reveal")
1113   :hook (emacs-lisp-mode . reveal-mode))
1114
1115 (use-feature elisp-mode
1116   :delight (emacs-lisp-mode "Elisp" :major))
1117
1118
1119 (use-package alloy-mode
1120   :straight (:host github :repo "dwwmmn/alloy-mode")
1121   :mode "\\.als\\'"
1122   :config (setq alloy-basic-offset 2))
1123
1124 (eval-when-compile (defvar lean-mode-map))
1125 (use-package lean-mode
1126   :straight (:host github :repo "leanprover/lean-mode"
1127                    :fork (:repo "notbandali/lean-mode" :branch "remove-cl"))
1128   :defer 0.4
1129   :bind (:map lean-mode-map
1130               ("S-SPC" . company-complete))
1131   :config
1132   (require 'lean-input)
1133   (setq default-input-method "Lean"
1134         lean-input-tweak-all '(lean-input-compose
1135                                (lean-input-prepend "/")
1136                                (lean-input-nonempty))
1137         lean-input-user-translations '(("/" "/")))
1138   (lean-input-setup))
1139
1140 (comment
1141   (use-package proof-site                 ; for Coq
1142     :straight proof-general)
1143
1144   (use-package haskell-mode
1145     :config
1146     (setq haskell-indentation-layout-offset 4
1147           haskell-indentation-left-offset 4
1148           flycheck-checker 'haskell-hlint
1149           flycheck-disabled-checkers '(haskell-stack-ghc haskell-ghc)))
1150
1151   (use-package dante
1152     :after haskell-mode
1153     :commands dante-mode
1154     :hook (haskell-mode . dante-mode))
1155
1156   (use-package hlint-refactor
1157     :after haskell-mode
1158     :bind (:map hlint-refactor-mode-map
1159                 ("C-c l b" . hlint-refactor-refactor-buffer)
1160                 ("C-c l r" . hlint-refactor-refactor-at-point))
1161     :hook (haskell-mode . hlint-refactor-mode))
1162
1163   (use-package flycheck-haskell
1164     :after haskell-mode)
1165   ;; alternative: hs-lint https://github.com/ndmitchell/hlint/blob/20e116a043f2073c57b17b24ae6364b5e433ba7e/data/hs-lint.el
1166   )
1167
1168 (use-feature sgml-mode
1169   :config
1170   (setq sgml-basic-offset 2))
1171
1172 (use-feature css-mode
1173   :config
1174   (setq css-indent-offset 2))
1175
1176 (use-package web-mode
1177   :mode "\\.html\\'"
1178   :config
1179   (b/setq-every 2
1180     web-mode-code-indent-offset
1181     web-mode-css-indent-offset
1182     web-mode-markup-indent-offset))
1183
1184 (use-package emmet-mode
1185   :after (:any web-mode css-mode sgml-mode)
1186   :bind* (("C-)" . emmet-next-edit-point)
1187           ("C-(" . emmet-prev-edit-point))
1188   :config
1189   (unbind-key "C-j" emmet-mode-keymap)
1190   (setq emmet-move-cursor-between-quotes t)
1191   :hook (web-mode css-mode html-mode sgml-mode))
1192
1193 (comment
1194   (use-package meghanada
1195     :bind
1196     (:map meghanada-mode-map
1197           (("C-M-o" . meghanada-optimize-import)
1198            ("C-M-t" . meghanada-import-all)))
1199     :hook (java-mode . meghanada-mode)))
1200
1201 (comment
1202   (use-package treemacs
1203     :config (setq treemacs-never-persist t))
1204
1205   (use-package yasnippet
1206     :config
1207     ;; (yas-global-mode)
1208     )
1209
1210   (use-package lsp-mode
1211     :init (setq lsp-eldoc-render-all nil
1212                 lsp-highlight-symbol-at-point nil)
1213     )
1214
1215   (use-package hydra)
1216
1217   (use-package company-lsp
1218     :after company
1219     :config
1220     (setq company-lsp-cache-candidates t
1221           company-lsp-async t))
1222
1223   (use-package lsp-ui
1224     :config
1225     (setq lsp-ui-sideline-update-mode 'point))
1226
1227   (use-package lsp-java
1228     :config
1229     (add-hook 'java-mode-hook
1230                   (lambda ()
1231                     (setq-local company-backends (list 'company-lsp))))
1232
1233     (add-hook 'java-mode-hook 'lsp-java-enable)
1234     (add-hook 'java-mode-hook 'flycheck-mode)
1235     (add-hook 'java-mode-hook 'company-mode)
1236     (add-hook 'java-mode-hook 'lsp-ui-mode))
1237
1238   (use-package dap-mode
1239     :after lsp-mode
1240     :config
1241     (dap-mode t)
1242     (dap-ui-mode t))
1243
1244   (use-package dap-java
1245     :after (lsp-java))
1246
1247   (use-package lsp-java-treemacs
1248     :after (treemacs)))
1249
1250 (comment
1251   (use-package eclim
1252     :bind (:map eclim-mode-map ("S-SPC" . company-complete))
1253     :hook ((java-mode . eclim-mode)
1254            (eclim-mode . (lambda ()
1255                            (make-local-variable 'company-idle-delay)
1256                            (defvar company-idle-delay)
1257                            ;; (setq company-idle-delay 0.7)
1258                            (setq company-idle-delay nil))))
1259     :custom
1260     (eclim-auto-save nil)
1261     ;; (eclimd-default-workspace "~/src/eclipse-workspace-exp")
1262     (eclim-executable "~/.p2/pool/plugins/org.eclim_2.8.0/bin/eclim")
1263     (eclim-eclipse-dirs '("~/usr/eclipse/dsl-2018-09/eclipse"))))
1264
1265 (use-package geiser
1266   :config
1267   (make-directory (b/var "geiser/") t)
1268   (setq geiser-repl-history-filename (b/var "geiser/repl-history")))
1269
1270 (use-feature geiser-guile
1271   :config
1272   (setq geiser-guile-load-path "~/src/git/guix"))
1273
1274 (use-package guix)
1275
1276 (comment
1277   (use-package auctex
1278     :custom
1279     (font-latex-fontify-sectioning 'color)))
1280
1281 (use-package go-mode)
1282
1283 (use-package po-mode
1284   :hook
1285   (po-mode . (lambda () (run-with-timer 0.1 nil 'View-exit))))
1286
1287 (use-feature tex-mode
1288   :config
1289   (cl-delete-if
1290    (lambda (p) (string-match "^---?" (car p)))
1291    tex--prettify-symbols-alist)
1292   :hook ((tex-mode . auto-fill-mode)
1293          (tex-mode . flyspell-mode)
1294          (tex-mode . (lambda () (electric-indent-local-mode -1)))))
1295
1296 \f
1297 ;;; Theme
1298
1299 (add-to-list 'custom-theme-load-path
1300              (expand-file-name
1301               (convert-standard-filename "lisp") user-emacs-directory))
1302 (load-theme 'tangomod t)
1303
1304 (use-package smart-mode-line
1305   :commands (sml/apply-theme)
1306   :demand
1307   :config
1308   (sml/setup)
1309   (smart-mode-line-enable))
1310
1311 (use-package doom-themes)
1312
1313 (defvar b/org-mode-font-lock-keywords
1314   '(("[ \t]*\\(#\\+\\(BEGIN\\|END\\|begin\\|end\\)_\\(\\S-+\\)\\)[ \t]*\\([^\n:]*\\)"
1315       (1 '(:foreground "#5a5b5a" :background "#292b2b") t) ; directive
1316       (3 '(:foreground "#81a2be" :background "#292b2b") t) ; kind
1317       (4 '(:foreground "#c5c8c6") t))))                    ; title
1318
1319 (defun b/lights-on ()
1320   "Enable my favourite light theme."
1321   (interactive)
1322   (mapc #'disable-theme custom-enabled-themes)
1323   (load-theme 'tangomod t)
1324   (sml/apply-theme 'automatic)
1325   (font-lock-remove-keywords
1326    'org-mode b/org-mode-font-lock-keywords))
1327
1328 (defun b/lights-off ()
1329   "Go dark."
1330   (interactive)
1331   (mapc #'disable-theme custom-enabled-themes)
1332   ;; (load-theme 'doom-tomorrow-night t)
1333   (sml/apply-theme 'automatic)
1334   (font-lock-add-keywords
1335    'org-mode b/org-mode-font-lock-keywords t))
1336
1337 (bind-keys
1338  ("C-c t d" . b/lights-off)
1339  ("C-c t l" . b/lights-on))
1340
1341 \f
1342 ;;; Emacs enhancements & auxiliary packages
1343
1344 (use-package man
1345   :config (setq Man-width 80))
1346
1347 (use-package which-key
1348   :defer 0.4
1349   :delight
1350   :config
1351   (which-key-add-key-based-replacements
1352     ;; prefixes for global prefixes and minor modes
1353     "C-c @"   "outline"
1354     "C-c !"   "flycheck"
1355     "C-c 8"   "typo"
1356     "C-c 8 -" "typo/dashes"
1357     "C-c 8 <" "typo/left-brackets"
1358     "C-c 8 >" "typo/right-brackets"
1359     "C-x 8"   "unicode"
1360     "C-x a"   "abbrev/expand"
1361     "C-x r"   "rectangle/register/bookmark"
1362     "C-x v"   "version control"
1363     ;; prefixes for my personal bindings
1364     "C-c a"   "applications"
1365     "C-c a e" "erc"
1366     "C-c a o" "org"
1367     "C-c a s" "shells"
1368     "C-c b"   "buffers"
1369     "C-c c"   "compile-and-comments"
1370     "C-c e"   "eval"
1371     "C-c f"   "files"
1372     "C-c F"   "frames"
1373     "C-c g"   "magit"
1374     "C-S-h"   "help(ful)"
1375     "C-c m"   "multiple-cursors"
1376     "C-c P"   "projectile"
1377     "C-c P s" "projectile/search"
1378     "C-c P x" "projectile/execute"
1379     "C-c P 4" "projectile/other-window"
1380     "C-c q"   "boxquote"
1381     "C-c t"   "themes"
1382     ;; "s-O"     "outline"
1383     )
1384
1385   ;; prefixes for major modes
1386   (which-key-add-major-mode-key-based-replacements 'message-mode
1387     "C-c f"   "footnote")
1388   (which-key-add-major-mode-key-based-replacements 'org-mode
1389     "C-c C-v" "org-babel")
1390   (which-key-add-major-mode-key-based-replacements 'web-mode
1391     "C-c C-a" "web/attributes"
1392     "C-c C-b" "web/blocks"
1393     "C-c C-d" "web/dom"
1394     "C-c C-e" "web/element"
1395     "C-c C-t" "web/tags")
1396
1397   (which-key-mode)
1398   :custom
1399   (which-key-add-column-padding 5)
1400   (which-key-max-description-length 32))
1401
1402 (use-package crux            ; results in Waiting for git... [2 times]
1403   :defer 0.4
1404   :bind (("C-c d"   . crux-duplicate-current-line-or-region)
1405          ("C-c D"   . crux-duplicate-and-comment-current-line-or-region)
1406          ("C-c f c" . crux-copy-file-preserve-attributes)
1407          ("C-c f d" . crux-delete-file-and-buffer)
1408          ("C-c f r" . crux-rename-file-and-buffer)
1409          ("C-c j"   . crux-top-join-line)
1410          ("C-S-j"   . crux-top-join-line)))
1411
1412 (use-package mwim
1413   :bind (("C-a"    . mwim-beginning-of-code-or-line)
1414          ("C-e"    . mwim-end-of-code-or-line)
1415          ("<home>" . mwim-beginning-of-line-or-code)
1416          ("<end>"  . mwim-end-of-line-or-code)))
1417
1418 (use-package projectile
1419   :defer 0.5
1420   :bind-keymap ("C-c P" . projectile-command-map)
1421   :config
1422   (make-directory (b/var "projectile/") t)
1423   (projectile-mode)
1424
1425   (defun b/projectile-mode-line-fun ()
1426   "Report project name and type in the modeline."
1427   (let ((project-name (projectile-project-name))
1428         (project-type (projectile-project-type)))
1429     (format "%s%s"
1430             projectile-mode-line-prefix
1431             (if project-type
1432                 (format ":%s" project-type)
1433               ""))))
1434   (setq projectile-mode-line-function 'b/projectile-mode-line-fun)
1435
1436   (defun my-projectile-invalidate-cache (&rest _args)
1437     ;; ignore the args to `magit-checkout'
1438     (projectile-invalidate-cache nil))
1439
1440   (eval-after-load 'magit-branch
1441     '(progn
1442        (advice-add 'magit-checkout
1443                    :after #'my-projectile-invalidate-cache)
1444        (advice-add 'magit-branch-and-checkout
1445                    :after #'my-projectile-invalidate-cache)))
1446   :custom
1447   (projectile-cache-file (b/var "projectile/cache.el"))
1448   (projectile-completion-system 'ivy)
1449   (projectile-known-projects-file (b/var "projectile/known-projects.el"))
1450   (projectile-mode-line-prefix " proj"))
1451
1452 (use-package helpful
1453   :defer 0.6
1454   :bind
1455   (("C-S-h c" . helpful-command)
1456    ("C-S-h f" . helpful-callable)        ; helpful-function
1457    ("C-S-h v" . helpful-variable)
1458    ("C-S-h k" . helpful-key)
1459    ("C-S-h p" . helpful-at-point)))
1460
1461 (use-package unkillable-scratch
1462   :defer 0.6
1463   :config
1464   (unkillable-scratch 1)
1465   :custom
1466   (unkillable-buffers '("^\\*scratch\\*$" "^\\*Messages\\*$")))
1467
1468 ;; ,----
1469 ;; | make pretty boxed quotes like this
1470 ;; `----
1471 (use-package boxquote
1472   :defer 0.6
1473   :bind
1474   (:prefix-map b/boxquote-prefix-map
1475                :prefix "C-c q"
1476                ("b"   . boxquote-buffer)
1477                ("B"   . boxquote-insert-buffer)
1478                ("d"   . boxquote-defun)
1479                ("F"   . boxquote-insert-file)
1480                ("hf"  . boxquote-describe-function)
1481                ("hk"  . boxquote-describe-key)
1482                ("hv"  . boxquote-describe-variable)
1483                ("hw"  . boxquote-where-is)
1484                ("k"   . boxquote-kill)
1485                ("p"   . boxquote-paragraph)
1486                ("q"   . boxquote-boxquote)
1487                ("r"   . boxquote-region)
1488                ("s"   . boxquote-shell-command)
1489                ("t"   . boxquote-text)
1490                ("T"   . boxquote-title)
1491                ("u"   . boxquote-unbox)
1492                ("U"   . boxquote-unbox-region)
1493                ("y"   . boxquote-yank)
1494                ("M-q" . boxquote-fill-paragraph)
1495                ("M-w" . boxquote-kill-ring-save)))
1496
1497 (use-package orgalist
1498   ;; http://lists.gnu.org/archive/html/emacs-orgmode/2019-04/msg00007.html
1499   :disabled t
1500   :after message
1501   :hook (message-mode . orgalist-mode))
1502
1503 ;; easily type pretty quotes & other typography, like ‘’“”-–—«»‹›
1504 (use-package typo
1505   :defer 0.5
1506   :delight " typo"
1507   :config
1508   (typo-global-mode 1)
1509   :hook (((text-mode erc-mode) . typo-mode)
1510          (tex-mode             . (lambda ()(typo-mode -1)))))
1511
1512 ;; highlight TODOs in buffers
1513 (use-package hl-todo
1514   :defer 0.5
1515   :config
1516   (global-hl-todo-mode))
1517
1518 (use-package shrink-path
1519   :defer 0.5
1520   :after eshell
1521   :config
1522   (defvar user-@-host (concat (user-login-name) "@" (system-name) " "))
1523   (defun +eshell/prompt ()
1524     (let ((base/dir (shrink-path-prompt default-directory)))
1525       (concat (propertize user-@-host 'face 'default)
1526               (propertize (car base/dir)
1527                           'face 'font-lock-comment-face)
1528               (propertize (cdr base/dir)
1529                           'face 'font-lock-constant-face)
1530               (propertize "> " 'face 'default))))
1531   (setq eshell-prompt-regexp (concat user-@-host ".*> ")
1532         eshell-prompt-function #'+eshell/prompt))
1533
1534 (use-package eshell-up
1535   :after eshell
1536   :commands eshell-up)
1537
1538 (use-package multi-term
1539   :defer 0.6
1540   :bind (("C-c a s m m" . multi-term)
1541          ("C-c a s m d" . multi-term-dedicated-toggle)
1542          ("C-c a s m p" . multi-term-prev)
1543          ("C-c a s m n" . multi-term-next)
1544          :map term-mode-map
1545          ("C-c C-j" . term-char-mode))
1546   :config
1547   (setq multi-term-program "screen"
1548         multi-term-program-switches (concat "-c"
1549                                             (getenv "XDG_CONFIG_HOME")
1550                                             "/screen/screenrc")
1551         ;; TODO: add separate bindings for connecting to existing
1552         ;; session vs. always creating a new one
1553         multi-term-dedicated-select-after-open-p t
1554         multi-term-dedicated-window-height 20
1555         multi-term-dedicated-max-window-height 30
1556         term-bind-key-alist
1557         '(("C-c C-c" . term-interrupt-subjob)
1558           ("C-c C-e" . term-send-esc)
1559           ("C-c C-j" . term-line-mode)
1560           ("C-k" . kill-line)
1561           ;; ("C-y" . term-paste)
1562           ("C-y" . term-send-raw)
1563           ("M-f" . term-send-forward-word)
1564           ("M-b" . term-send-backward-word)
1565           ("M-p" . term-send-up)
1566           ("M-n" . term-send-down)
1567           ("M-j" . term-send-raw-meta)
1568           ("M-y" . term-send-raw-meta)
1569           ("M-/" . term-send-raw-meta)
1570           ("M-0" . term-send-raw-meta)
1571           ("M-1" . term-send-raw-meta)
1572           ("M-2" . term-send-raw-meta)
1573           ("M-3" . term-send-raw-meta)
1574           ("M-4" . term-send-raw-meta)
1575           ("M-5" . term-send-raw-meta)
1576           ("M-6" . term-send-raw-meta)
1577           ("M-7" . term-send-raw-meta)
1578           ("M-8" . term-send-raw-meta)
1579           ("M-9" . term-send-raw-meta)
1580           ("<C-backspace>" . term-send-backward-kill-word)
1581           ("<M-DEL>" . term-send-backward-kill-word)
1582           ("M-d" . term-send-delete-word)
1583           ("M-," . term-send-raw)
1584           ("M-." . comint-dynamic-complete))
1585         term-unbind-key-alist
1586         '("C-z" "C-x" "C-c" "C-h"
1587           ;; "C-y"
1588           "<ESC>")))
1589
1590 (use-package page-break-lines
1591   :defer 0.5
1592   :delight " pgln"
1593   :custom
1594   (page-break-lines-max-width fill-column)
1595   :config
1596   (global-page-break-lines-mode))
1597
1598 (use-package expand-region
1599   :bind ("C-=" . er/expand-region))
1600
1601 (use-package multiple-cursors
1602   :bind
1603   (("C-S-<mouse-1>" . mc/add-cursor-on-click)
1604    (:prefix-map b/mc-prefix-map
1605                :prefix "C-c m"
1606                ("c" . mc/edit-lines)
1607                ("n" . mc/mark-next-like-this)
1608                ("p" . mc/mark-previous-like-this)
1609                ("a" . mc/mark-all-like-this)))
1610   :config
1611   (setq mc/list-file (b/var "mc-list.el")))
1612
1613 (comment
1614   ;; TODO
1615   (use-package forge
1616     :after magit
1617     :demand))
1618
1619 (use-package yasnippet
1620   :defer 0.6
1621   :config
1622   (defconst yas-verbosity-cur yas-verbosity)
1623   (setq yas-verbosity 2)
1624   (setq yas-snippet-dirs (list (b/etc "yasnippet/snippets/")))
1625   (add-to-list 'yas-snippet-dirs "~/src/git/guix/etc/snippets" t)
1626   (yas-reload-all)
1627   (setq yas-verbosity yas-verbosity-cur)
1628
1629   (defun b/yas--maybe-expand-key-filter (cmd)
1630     (when (and (yas--maybe-expand-key-filter cmd)
1631                (not (bound-and-true-p git-commit-mode)))
1632       cmd))
1633   (defconst b/yas-maybe-expand
1634     '(menu-item "" yas-expand :filter b/yas--maybe-expand-key-filter))
1635   (define-key yas-minor-mode-map
1636     (kbd "SPC") b/yas-maybe-expand)
1637
1638   (yas-global-mode))
1639
1640 (use-package debbugs
1641   :straight (debbugs
1642              :host github
1643              :repo "emacs-straight/debbugs"
1644              :files (:defaults "Debbugs.wsdl")))
1645
1646 (use-package org-ref
1647   :init
1648   (b/setq-every '("~/usr/org/references.bib")
1649     reftex-default-bibliography
1650     org-ref-default-bibliography)
1651   (setq
1652    org-ref-bibliography-notes "~/usr/org/notes.org"
1653    org-ref-pdf-directory "~/usr/org/bibtex-pdfs/"))
1654
1655 (use-package alert
1656   :commands (alert)
1657   :init (setq alert-default-style 'notifications))
1658
1659 ;; (use-package fill-column-indicator)
1660
1661 (use-package emojify
1662   :config
1663   (make-directory (b/var "emojify/") t)
1664   (setq emojify-emojis-dir (b/var "emojify/"))
1665   :hook (erc-mode . emojify-mode))
1666
1667 (use-feature window
1668   :bind
1669   (("C-c w <right>" . split-window-right)
1670    ("C-c w <down>"  . split-window-below)
1671    ("C-c w s l"     . split-window-right)
1672    ("C-c w s j"     . split-window-below)
1673    ("C-c w q"       . quit-window))
1674   :custom
1675   (split-width-threshold 150))
1676
1677 (use-feature windmove
1678   :defer 0.6
1679   :bind
1680   (("C-c w h" . windmove-left)
1681    ("C-c w j" . windmove-down)
1682    ("C-c w k" . windmove-up)
1683    ("C-c w l" . windmove-right)
1684    ("C-c w H" . windmove-swap-states-left)
1685    ("C-c w J" . windmove-swap-states-down)
1686    ("C-c w K" . windmove-swap-states-up)
1687    ("C-c w L" . windmove-swap-states-right)))
1688
1689 (use-package pass
1690   :commands pass
1691   :bind ("C-c a p" . pass)
1692   :hook (pass-mode . View-exit))
1693
1694 (use-package pdf-tools
1695   :defer 0.5
1696   :bind (:map pdf-view-mode-map
1697               ("<XF86Back>"    . pdf-history-backward)
1698               ("<XF86Forward>" . pdf-history-forward)
1699               ("M-RET"         . image-previous-line))
1700   :config (pdf-tools-install nil t)
1701   :custom (pdf-view-resize-factor 1.05))
1702
1703 (use-package biblio)
1704
1705 (use-feature reftex
1706   :hook (latex-mode . reftex-mode))
1707
1708 (use-feature reftex-cite
1709   :after reftex
1710   :disabled                             ; enable to disable
1711                                         ; reftex-cite's default choice
1712                                         ; of previous word
1713   :config
1714   (defun reftex-get-bibkey-default ()
1715     "If the cursor is in a citation macro, return the word before the macro."
1716     (let* ((macro (reftex-what-macro 1)))
1717       (save-excursion
1718         (when (and macro (string-match "cite" (car macro)))
1719           (goto-char (cdr macro)))
1720         (reftex-this-word)))))
1721
1722 \f
1723 ;;; Email (with Gnus)
1724
1725 (defvar b/maildir (expand-file-name "~/mail/"))
1726 (with-eval-after-load 'recentf
1727   (add-to-list 'recentf-exclude b/maildir))
1728
1729 (setq
1730  b/gnus-init-file  (b/etc "gnus")
1731  mail-user-agent   'gnus-user-agent
1732  read-mail-command 'gnus)
1733
1734 (use-feature gnus
1735   :bind (("s-m"     . gnus)
1736          ("s-M"     . gnus-unplugged)
1737          ("C-c a m" . gnus)
1738          ("C-c a M" . gnus-unplugged))
1739   :init
1740   (setq
1741    gnus-select-method '(nnnil "")
1742    gnus-secondary-select-methods
1743    '((nnimap "shemshak"
1744             (nnimap-stream plain)
1745             (nnimap-address "127.0.0.1")
1746             (nnimap-server-port 143)
1747             (nnimap-authenticator plain)
1748             (nnimap-user "amin@shemshak.local"))
1749      (nnimap "gnu"
1750             (nnimap-stream plain)
1751             (nnimap-address "127.0.0.1")
1752             (nnimap-server-port 143)
1753             (nnimap-authenticator plain)
1754             (nnimap-user "bandali@gnu.local")
1755             (nnimap-inbox "INBOX")
1756             (nnimap-split-methods 'nnimap-split-fancy)
1757             (nnimap-split-fancy (|
1758                                  ;; (: gnus-registry-split-fancy-with-parent)
1759                                  ;; (: gnus-group-split-fancy "INBOX" t "INBOX")
1760                                  ;; gnu
1761                                  (list ".*<\\(.*\\)\\.\\(non\\)?gnu\\.org>.*" "l.\\1")
1762                                  ;; *@lists.sr.ht, omitting one dot if present
1763                                  ;;    add more \\.?\\([^.@]*\\) if needed
1764                                  (list ".*<~\\(.*\\)/\\([^.@]*\\)\\.?\\([^.@]*\\)@lists.sr.ht>.*" "l.~\\1.\\2\\3")
1765                                  ;; webmasters
1766                                  (from "webmasters\\(-comment\\)?@gnu\\.org" "webmasters")
1767                                  ;; other
1768                                  (list ".*atreus.freelists.org" "l.atreus")
1769                                  (list ".*deepspec.lists.cs.princeton.edu" "l.deepspec")
1770                                  ;; (list ".*haskell-art.we.lurk.org" "l.haskell.art") ;d
1771                                  (list ".*haskell-cafe.haskell.org" "l.haskell-cafe")
1772                                  ;; (list ".*notmuch.notmuchmail.org" "l.notmuch") ;u
1773                                  ;; (list ".*dev.lists.parabola.nu" "l.parabola-dev") ;u
1774                                  ;; ----------------------------------
1775                                  ;; legend: (u)nsubscribed | (d)ead
1776                                  ;; ----------------------------------
1777                                  ;; otherwise, leave mail in INBOX
1778                                  "INBOX")))
1779      (nnimap "uw"
1780              (nnimap-stream plain)
1781              (nnimap-address "127.0.0.1")
1782              (nnimap-server-port 143)
1783              (nnimap-authenticator plain)
1784              (nnimap-user "abandali@uw.local")
1785              (nnimap-inbox "INBOX")
1786              (nnimap-split-methods 'nnimap-split-fancy)
1787              (nnimap-split-fancy (|
1788                                   ;; (: gnus-registry-split-fancy-with-parent)
1789                                   ;; se212-f19
1790                                   ("subject" "SE\\s-?212" "course.se212-f19")
1791                                   (from "SE\\s-?212" "course.se212-f19")
1792                                   ;; catch-all
1793                                   "INBOX")))
1794      (nnimap "csc"
1795              (nnimap-stream plain)
1796              (nnimap-address "127.0.0.1")
1797              (nnimap-server-port 143)
1798              (nnimap-authenticator plain)
1799              (nnimap-user "abandali@csc.uw.local")))
1800    gnus-message-archive-group "nnimap+shemshak:Sent"
1801    gnus-parameters
1802    '(("l\\.atreus"
1803       (to-address . "atreus@freelists.org")
1804       (to-list    . "atreus@freelists.org"))
1805      ("l\\.deepspec"
1806       (to-address . "deepspec@lists.cs.princeton.edu")
1807       (to-list    . "deepspec@lists.cs.princeton.edu")
1808       (list-identifier . "\\[deepspec\\]"))
1809      ("l\\.emacs-devel"
1810       (to-address . "emacs-devel@gnu.org")
1811       (to-list    . "emacs-devel@gnu.org"))
1812      ("l\\.help-gnu-emacs"
1813       (to-address . "help-gnu-emacs@gnu.org")
1814       (to-list    . "help-gnu-emacs@gnu.org"))
1815      ("l\\.info-gnu-emacs"
1816       (to-address . "info-gnu-emacs@gnu.org")
1817       (to-list    . "info-gnu-emacs@gnu.org"))
1818      ("l\\.emacs-orgmode"
1819       (to-address . "emacs-orgmode@gnu.org")
1820       (to-list    . "emacs-orgmode@gnu.org")
1821       (list-identifier . "\\[O\\]"))
1822      ("l\\.emacs-tangents"
1823       (to-address . "emacs-tangents@gnu.org")
1824       (to-list    . "emacs-tangents@gnu.org"))
1825      ("l\\.emacsconf-discuss"
1826       (to-address . "emacsconf-discuss@gnu.org")
1827       (to-list    . "emacsconf-discuss@gnu.org"))
1828      ("l\\.emacsconf-register"
1829       (to-address . "emacsconf-register@gnu.org")
1830       (to-list    . "emacsconf-register@gnu.org"))
1831      ("l\\.emacsconf-submit"
1832       (to-address . "emacsconf-submit@gnu.org")
1833       (to-list    . "emacsconf-submit@gnu.org"))
1834      ("l\\.fencepost-users"
1835       (to-address . "fencepost-users@gnu.org")
1836       (to-list    . "fencepost-users@gnu.org")
1837       (list-identifier . "\\[Fencepost-users\\]"))
1838      ("l\\.gnewsense-art"
1839       (to-address . "gnewsense-art@nongnu.org")
1840       (to-list    . "gnewsense-art@nongnu.org")
1841       (list-identifier . "\\[gNewSense-art\\]"))
1842      ("l\\.gnewsense-dev"
1843       (to-address . "gnewsense-dev@nongnu.org")
1844       (to-list    . "gnewsense-dev@nongnu.org")
1845       (list-identifier . "\\[Gnewsense-dev\\]"))
1846      ("l\\.gnewsense-users"
1847       (to-address . "gnewsense-users@nongnu.org")
1848       (to-list    . "gnewsense-users@nongnu.org")
1849       (list-identifier . "\\[gNewSense-users\\]"))
1850      ("l\\.gnunet-developers"
1851       (to-address . "gnunet-developers@gnu.org")
1852       (to-list    . "gnunet-developers@gnu.org")
1853       (list-identifier . "\\[GNUnet-developers\\]"))
1854      ("l\\.help-gnunet"
1855       (to-address . "help-gnunet@gnu.org")
1856       (to-list    . "help-gnunet@gnu.org")
1857       (list-identifier . "\\[Help-gnunet\\]"))
1858      ("l\\.bug-gnuzilla"
1859       (to-address . "bug-gnuzilla@gnu.org")
1860       (to-list    . "bug-gnuzilla@gnu.org")
1861       (list-identifier . "\\[Bug-gnuzilla\\]"))
1862      ("l\\.gnuzilla-dev"
1863       (to-address . "gnuzilla-dev@gnu.org")
1864       (to-list    . "gnuzilla-dev@gnu.org")
1865       (list-identifier . "\\[Gnuzilla-dev\\]"))
1866      ("l\\.guile-devel"
1867       (to-address . "guile-devel@gnu.org")
1868       (to-list    . "guile-devel@gnu.org"))
1869      ("l\\.guile-user"
1870       (to-address . "guile-user@gnu.org")
1871       (to-list    . "guile-user@gnu.org"))
1872      ("l\\.guix-devel"
1873       (to-address . "guix-devel@gnu.org")
1874       (to-list    . "guix-devel@gnu.org"))
1875      ("l\\.help-guix"
1876       (to-address . "help-guix@gnu.org")
1877       (to-list    . "help-guix@gnu.org"))
1878      ("l\\.info-guix"
1879       (to-address . "info-guix@gnu.org")
1880       (to-list    . "info-guix@gnu.org"))
1881      ("l\\.savannah-hackers-public"
1882       (to-address . "savannah-hackers-public@gnu.org")
1883       (to-list    . "savannah-hackers-public@gnu.org"))
1884      ("l\\.savannah-users"
1885       (to-address . "savannah-users@gnu.org")
1886       (to-list    . "savannah-users@gnu.org"))
1887      ("l\\.www-commits"
1888       (to-address . "www-commits@gnu.org")
1889       (to-list    . "www-commits@gnu.org"))
1890      ("l\\.www-discuss"
1891       (to-address . "www-discuss@gnu.org")
1892       (to-list    . "www-discuss@gnu.org"))
1893      ("l\\.haskell-art"
1894       (to-address . "haskell-art@we.lurk.org")
1895       (to-list    . "haskell-art@we.lurk.org")
1896       (list-identifier . "\\[haskell-art\\]"))
1897      ("l\\.haskell-cafe"
1898       (to-address . "haskell-cafe@haskell.org")
1899       (to-list    . "haskell-cafe@haskell.org")
1900       (list-identifier . "\\[Haskell-cafe\\]"))
1901      ("l\\.notmuch"
1902       (to-address . "notmuch@notmuchmail.org")
1903       (to-list    . "notmuch@notmuchmail.org"))
1904      ("l\\.parabola-dev"
1905       (to-address . "dev@lists.parabola.nu")
1906       (to-list    . "dev@lists.parabola.nu")
1907       (list-identifier . "\\[Dev\\]"))
1908      ("l\\.~bandali\\.public-inbox"
1909       (to-address . "~bandali/public-inbox@lists.sr.ht")
1910       (to-list    . "~bandali/public-inbox@lists.sr.ht"))
1911      ("l\\.~sircmpwn\\.free-writers-club"
1912       (to-address . "~sircmpwn/free-writers-club@lists.sr.ht")
1913       (to-list    . "~sircmpwn/free-writers-club@lists.sr.ht"))
1914      ("l\\.~sircmpwn\\.srht-admins"
1915       (to-address . "~sircmpwn/sr.ht-admins@lists.sr.ht")
1916       (to-list    . "~sircmpwn/sr.ht-admins@lists.sr.ht"))
1917      ("l\\.~sircmpwn\\.srht-announce"
1918       (to-address . "~sircmpwn/sr.ht-announce@lists.sr.ht")
1919       (to-list    . "~sircmpwn/sr.ht-announce@lists.sr.ht"))
1920      ("l\\.~sircmpwn\\.srht-dev"
1921       (to-address . "~sircmpwn/sr.ht-dev@lists.sr.ht")
1922       (to-list    . "~sircmpwn/sr.ht-dev@lists.sr.ht"))
1923      ("l\\.~sircmpwn\\.srht-discuss"
1924       (to-address . "~sircmpwn/sr.ht-discuss@lists.sr.ht")
1925       (to-list    . "~sircmpwn/sr.ht-discuss@lists.sr.ht"))
1926      ("webmasters"
1927       (to-address . "webmasters@gnu.org")
1928       (to-list    . "webmasters@gnu.org"))
1929      ("gnu.*"
1930       (gcc-self . t))
1931      ("gnu\\."
1932       (subscribed . t))
1933      ("nnimap\\+uw:.*"
1934       (gcc-self . t)))
1935    gnus-large-newsgroup  50
1936    gnus-home-directory   (b/var "gnus/")
1937    gnus-directory        (concat gnus-home-directory "news/")
1938    message-directory     (concat gnus-home-directory "mail/")
1939    nndraft-directory     (concat gnus-home-directory "drafts/")
1940    gnus-save-newsrc-file nil
1941    gnus-read-newsrc-file nil
1942    gnus-interactive-exit nil
1943    gnus-gcc-mark-as-read t)
1944   :config
1945   (require 'ebdb)
1946   (require 'ebdb-mua)
1947   (require 'ebdb-gnus)
1948
1949   (when (version< emacs-version "27")
1950     (add-to-list
1951      'nnmail-split-abbrev-alist
1952      '(list . "list-id\\|list-post\\|x-mailing-list\\|x-beenthere\\|x-loop")
1953      t))
1954
1955   ;; (gnus-registry-initialize)
1956
1957   (with-eval-after-load 'recentf
1958     (add-to-list 'recentf-exclude gnus-home-directory)))
1959
1960 (use-feature gnus-art
1961   :config
1962   (setq
1963    gnus-buttonized-mime-types '("multipart/\\(signed\\|encrypted\\)")
1964    gnus-visible-headers
1965    (concat gnus-visible-headers "\\|^List-Id:\\|^X-RT-Originator:\\|^User-Agent:")
1966    gnus-sorted-header-list
1967    '("^From:" "^Subject:" "^Summary:" "^Keywords:"
1968      "^Followup-To:" "^To:" "^Cc:" "X-RT-Originator"
1969      "^Newsgroups:" "List-Id:" "^Organization:"
1970      "^User-Agent:" "^Date:")
1971   ;; local-lapsed article dates
1972   ;; from https://www.emacswiki.org/emacs/GnusFormatting#toc11
1973   gnus-article-date-headers '(user-defined)
1974   gnus-article-time-format
1975   (lambda (time)
1976     (let* ((date (format-time-string "%a, %d %b %Y %T %z" time))
1977            (local (article-make-date-line date 'local))
1978            (combined-lapsed (article-make-date-line date
1979                                                     'combined-lapsed))
1980            (lapsed (progn
1981                      (string-match " (.+" combined-lapsed)
1982                      (match-string 0 combined-lapsed))))
1983       (concat local lapsed))))
1984   (bind-keys
1985    :map gnus-article-mode-map
1986    ("M-L" . org-store-link)))
1987
1988 (use-feature gnus-sum
1989   :bind (:map gnus-summary-mode-map
1990               :prefix-map b/gnus-summary-prefix-map
1991               :prefix "v"
1992               ("r" . gnus-summary-reply)
1993               ("w" . gnus-summary-wide-reply)
1994               ("v" . gnus-summary-show-raw-article))
1995   :config
1996   (bind-keys
1997    :map gnus-summary-mode-map
1998    ("M-L" . org-store-link))
1999   :hook (gnus-summary-mode . b/no-mouse-autoselect-window))
2000
2001 (use-feature gnus-msg
2002   :config
2003   (defvar b/signature "Amin Bandali
2004 Free Software Activist | GNU Webmaster & Volunteer
2005 GPG: BE62 7373 8E61 6D6D 1B3A  08E8 A21A 0202 4881 6103
2006 https://shemshak.org/~amin")
2007   (defvar b/gnu-signature "Amin Bandali
2008 Free Software Activist | GNU Webmaster & Volunteer
2009 GPG: BE62 7373 8E61 6D6D 1B3A  08E8 A21A 0202 4881 6103
2010 https://bandali.eu.org")
2011   (defvar b/uw-signature "Amin Bandali, MMath Student
2012 Cheriton School of Computer Science
2013 University of Waterloo
2014 https://bandali.eu.org")
2015   (defvar b/csc-signature "Amin Bandali
2016 Systems Committee
2017 Computer Science Club, University of Waterloo
2018 https://csclub.uwaterloo.ca/~abandali")
2019   (setq gnus-posting-styles
2020         '((".*"
2021            (address "amin@shemshak.org")
2022            (body "\nBest,\n")
2023            (signature b/signature)
2024            (eval (setq b/message-cite-say-hi t)))
2025           ("nnimap\\+gnu:.*"
2026            (address "bandali@gnu.org")
2027            (signature b/gnu-signature)
2028            (eval (set (make-local-variable 'message-user-fqdn) "fencepost.gnu.org")))
2029           ((header "subject" "ThankCRM")
2030            (to "webmasters-comment@gnu.org")
2031            (body "")
2032            (eval (setq b/message-cite-say-hi nil)))
2033           ("nnimap\\+uw:.*"
2034            (address "abandali@uwaterloo.ca")
2035            (signature b/uw-signature))
2036           ("nnimap\\+uw:INBOX"
2037            (gcc "\"nnimap+uw:Sent Items\""))
2038           ("nnimap\\+csc:.*"
2039            (address "abandali@csclub.uwaterloo.ca")
2040            (signature b/csc-signature)
2041            (gcc "nnimap+csc:Sent")))))
2042
2043 (use-feature gnus-topic
2044   :hook (gnus-group-mode . gnus-topic-mode)
2045   :config (setq gnus-topic-line-format "%i[ %A: %(%{%n%}%) ]%v\n"))
2046
2047 (use-feature gnus-agent
2048   :config
2049   (setq gnus-agent-synchronize-flags 'ask)
2050   :hook (gnus-group-mode . gnus-agent-mode))
2051
2052 (use-feature gnus-group
2053   :config
2054   (setq gnus-permanently-visible-groups "\\(:INBOX$\\|:gnu$\\)"))
2055
2056 (comment
2057   ;; problematic with ebdb's popup, *EBDB-Gnus*
2058   (use-feature gnus-win
2059     :config
2060     (setq gnus-use-full-window nil)))
2061
2062 (use-feature gnus-dired
2063   :commands gnus-dired-mode
2064   :init
2065   (add-hook 'dired-mode-hook 'gnus-dired-mode))
2066
2067 (use-feature mm-decode
2068   :config
2069   (setq mm-discouraged-alternatives '("text/html" "text/richtext")
2070         mm-decrypt-option 'known
2071         mm-verify-option 'known))
2072
2073 (use-feature sendmail
2074   :config
2075   (setq sendmail-program (executable-find "msmtp")
2076         ;; message-sendmail-extra-arguments '("-v" "-d")
2077         mail-specify-envelope-from t
2078         mail-envelope-from 'header))
2079
2080 (use-feature message
2081   :config
2082   ;; redefine for a simplified In-Reply-To header
2083   ;; (see https://todo.sr.ht/~sircmpwn/lists.sr.ht/67)
2084   (defun message-make-in-reply-to ()
2085     "Return the In-Reply-To header for this message."
2086     (when message-reply-headers
2087       (let ((from (mail-header-from message-reply-headers))
2088                 (msg-id (mail-header-id message-reply-headers)))
2089         (when from
2090           msg-id))))
2091
2092   (defconst b/message-cite-style-format "On %Y-%m-%d %l:%M %p, %N wrote:")
2093   (defconst message-cite-style-bandali
2094     '((message-cite-function  'message-cite-original)
2095       (message-citation-line-function  'message-insert-formatted-citation-line)
2096       (message-cite-reply-position 'traditional)
2097       (message-yank-prefix  "> ")
2098       (message-yank-cited-prefix  ">")
2099       (message-yank-empty-prefix  ">")
2100       (message-citation-line-format
2101        (if b/message-cite-say-hi
2102            (concat "Hi %F,\n\n" b/message-cite-style-format)
2103          b/message-cite-style-format)))
2104     "Citation style based on Mozilla Thunderbird's. Use with message-cite-style.")
2105   (setq ;; message-cite-style 'message-cite-style-bandali
2106         message-kill-buffer-on-exit t
2107         message-send-mail-function 'message-send-mail-with-sendmail
2108         message-sendmail-envelope-from 'header
2109         message-subscribed-address-functions
2110         '(gnus-find-subscribed-addresses)
2111         message-dont-reply-to-names
2112         "\\(\\(\\(amin\\|mab\\)@shemshak\\.org\\)\\|\\(amin@bndl\\.org\\)\\|\\(.*@aminb\\.org\\)\\|\\(\\(bandali\\|mab\\|aminb?\\)@gnu\\.org\\)\\|\\(a\\(min\\.\\)?bandali@uwaterloo\\.ca\\)\\|\\(abandali@csclub\\.uwaterloo\\.ca\\)\\)")
2113   (require 'company-ebdb)
2114   :hook (;; (message-setup . mml-secure-message-sign-pgpmime)
2115          (message-mode . flyspell-mode)
2116          (message-mode . (lambda ()
2117                            ;; (setq fill-column 65
2118                            ;;       message-fill-column 65)
2119                            (make-local-variable 'company-idle-delay)
2120                            (setq company-idle-delay 0.2))))
2121   ;; :custom-face
2122   ;; (message-header-subject ((t (:foreground "#111" :weight semi-bold))))
2123   ;; (message-header-to      ((t (:foreground "#111" :weight normal))))
2124   ;; (message-header-cc      ((t (:foreground "#333" :weight normal))))
2125   )
2126
2127 (use-feature mml
2128   :delight " mml")
2129
2130 (use-feature mml-sec
2131   :custom
2132   (mml-secure-openpgp-encrypt-to-self t)
2133   (mml-secure-openpgp-sign-with-sender t))
2134
2135 (use-feature footnote
2136   :after message
2137   ;; :config
2138   ;; (setq footnote-start-tag ""
2139   ;;       footnote-end-tag   ""
2140   ;;       footnote-style     'unicode)
2141   :bind
2142   (:map message-mode-map
2143         :prefix-map b/footnote-prefix-map
2144         :prefix "C-c f"
2145         ("a" . footnote-add-footnote)
2146         ("b" . footnote-back-to-message)
2147         ("c" . footnote-cycle-style)
2148         ("d" . footnote-delete-footnote)
2149         ("g" . footnote-goto-footnote)
2150         ("r" . footnote-renumber-footnotes)
2151         ("s" . footnote-set-style)))
2152
2153 (use-package ebdb
2154   :after gnus
2155   :bind (:map gnus-group-mode-map ("e" . ebdb))
2156   :config
2157   (setq ebdb-sources (b/var "ebdb"))
2158   (with-eval-after-load 'swiper
2159     (add-to-list 'swiper-font-lock-exclude 'ebdb-mode t)))
2160
2161 (use-feature ebdb-com
2162   :after ebdb)
2163
2164 ;; (use-package ebdb-complete
2165 ;;   :after ebdb
2166 ;;   :config
2167 ;;   (ebdb-complete-enable))
2168
2169 (use-package company-ebdb
2170   :config
2171   (defun company-ebdb--post-complete (_) nil))
2172
2173 (use-feature ebdb-gnus
2174   :after ebdb
2175   :custom
2176   (ebdb-gnus-window-configuration
2177    '(article
2178      (vertical 1.0
2179                (summary 0.25 point)
2180                (horizontal 1.0
2181                            (article 1.0)
2182                            (ebdb-gnus 0.3))))))
2183
2184 (use-feature ebdb-mua
2185   :after ebdb
2186   ;; :custom (ebdb-mua-pop-up nil)
2187   )
2188
2189 ;; (use-package ebdb-message
2190 ;;   :after ebdb)
2191
2192 ;; (use-package ebdb-vcard
2193 ;;   :after ebdb)
2194
2195 (use-package message-x)
2196
2197 (comment
2198   (use-package message-x
2199     :custom
2200     (message-x-completion-alist
2201      (quote
2202       (("\\([rR]esent-\\|[rR]eply-\\)?[tT]o:\\|[bB]?[cC][cC]:" . gnus-harvest-find-address)
2203        ((if
2204             (boundp
2205              (quote message-newgroups-header-regexp))
2206             message-newgroups-header-regexp message-newsgroups-header-regexp)
2207         . message-expand-group))))))
2208
2209 (comment
2210   (use-package gnus-harvest
2211     :commands gnus-harvest-install
2212     :demand t
2213     :config
2214     (if (featurep 'message-x)
2215         (gnus-harvest-install 'message-x)
2216       (gnus-harvest-install))))
2217
2218 \f
2219 ;;; IRC (with ERC and ZNC)
2220
2221 (use-feature erc
2222   :bind (("C-c b e" . erc-switch-to-buffer)
2223          :map erc-mode-map
2224          ("M-a" . erc-track-switch-buffer))
2225   :custom
2226   (erc-join-buffer 'bury)
2227   (erc-lurker-hide-list '("JOIN" "PART" "QUIT"))
2228   (erc-nick "bandali")
2229   (erc-prompt "erc>")
2230   (erc-rename-buffers t)
2231   (erc-server-reconnect-attempts 5)
2232   (erc-server-reconnect-timeout 3)
2233   :config
2234   (defun erc-cmd-OPME ()
2235     "Request chanserv to op me."
2236     (erc-message "PRIVMSG"
2237                  (format "chanserv op %s %s"
2238                          (erc-default-target)
2239                          (erc-current-nick)) nil))
2240   (defun erc-cmd-DEOPME ()
2241     "Deop myself from current channel."
2242     (erc-cmd-DEOP (format "%s" (erc-current-nick))))
2243   (add-to-list 'erc-modules 'keep-place)
2244   (add-to-list 'erc-modules 'notifications)
2245   (add-to-list 'erc-modules 'spelling)
2246   (add-to-list 'erc-modules 'scrolltoplace)
2247   (erc-update-modules)
2248
2249   (when (and (version<= "24.4" emacs-version)
2250              (version<         emacs-version "27"))
2251     ;; fix erc-lurker bug
2252     ;; patch submitted: https://bugs.gnu.org/36843#10
2253     ;; TODO: remove when patch is merged and emacs 27 is released
2254     (defvar erc-message-parsed)
2255     (defun erc-display-message (parsed type buffer msg &rest args)
2256       "Display MSG in BUFFER.
2257
2258 ARGS, PARSED, and TYPE are used to format MSG sensibly.
2259
2260 See also `erc-format-message' and `erc-display-line'."
2261       (let ((string (if (symbolp msg)
2262                         (apply #'erc-format-message msg args)
2263                       msg))
2264             (erc-message-parsed parsed))
2265         (setq string
2266               (cond
2267                ((null type)
2268                 string)
2269                ((listp type)
2270                 (mapc (lambda (type)
2271                         (setq string
2272                               (erc-display-message-highlight type string)))
2273                       type)
2274                 string)
2275                ((symbolp type)
2276                 (erc-display-message-highlight type string))))
2277
2278         (if (not (erc-response-p parsed))
2279             (erc-display-line string buffer)
2280           (unless (erc-hide-current-message-p parsed)
2281             (erc-put-text-property 0 (length string) 'erc-parsed parsed string)
2282             (erc-put-text-property 0 (length string) 'rear-sticky t string)
2283             (when (erc-response.tags parsed)
2284               (erc-put-text-property 0 (length string) 'tags (erc-response.tags parsed)
2285                                      string))
2286             (erc-display-line string buffer)))))
2287
2288     (defun erc-lurker-update-status (_message)
2289       "Update `erc-lurker-state' if necessary.
2290
2291 This function is called from `erc-insert-pre-hook'.  If the
2292 current message is a PRIVMSG, update `erc-lurker-state' to
2293 reflect the fact that its sender has issued a PRIVMSG at the
2294 current time.  Otherwise, take no action.
2295
2296 This function depends on the fact that `erc-display-message'
2297 lexically binds `erc-message-parsed', which is used to check if
2298 the current message is a PRIVMSG and to determine its sender.
2299 See also `erc-lurker-trim-nicks' and `erc-lurker-ignore-chars'.
2300
2301 In order to limit memory consumption, this function also calls
2302 `erc-lurker-cleanup' once every `erc-lurker-cleanup-interval'
2303 updates of `erc-lurker-state'."
2304       (when (and (boundp 'erc-message-parsed)
2305                  (erc-response-p erc-message-parsed))
2306         (let* ((command (erc-response.command erc-message-parsed))
2307                (sender
2308                 (erc-lurker-maybe-trim
2309                  (car (erc-parse-user (erc-response.sender erc-message-parsed)))))
2310                (server
2311                 (erc-canonicalize-server-name erc-server-announced-name)))
2312           (when (equal command "PRIVMSG")
2313             (when (>= (cl-incf erc-lurker-cleanup-count)
2314                       erc-lurker-cleanup-interval)
2315               (setq erc-lurker-cleanup-count 0)
2316               (erc-lurker-cleanup))
2317             (unless (gethash server erc-lurker-state)
2318               (puthash server (make-hash-table :test 'equal) erc-lurker-state))
2319             (puthash sender (current-time)
2320                      (gethash server erc-lurker-state))))))))
2321
2322 (use-feature erc-fill
2323   :after erc
2324   :custom
2325   (erc-fill-column 77)
2326   (erc-fill-function 'erc-fill-static)
2327   (erc-fill-static-center 18))
2328
2329 (use-feature erc-pcomplete
2330   :after erc
2331   :custom
2332   (erc-pcomplete-nick-postfix ","))
2333
2334 (use-feature erc-track
2335   :after erc
2336   :bind (("C-c a e t d" . erc-track-disable)
2337          ("C-c a e t e" . erc-track-enable))
2338   :custom
2339   (erc-track-enable-keybindings nil)
2340   (erc-track-exclude-types '("JOIN" "MODE" "NICK" "PART" "QUIT"
2341                              "324" "329" "332" "333" "353" "477"))
2342   (erc-track-priority-faces-only 'all)
2343   (erc-track-shorten-function nil))
2344
2345 (use-package erc-hl-nicks
2346   :after erc)
2347
2348 (use-package erc-scrolltoplace
2349   :after erc)
2350
2351 (use-package znc
2352   :straight (:host nil :repo "https://git.shemshak.org/amin/znc.el")
2353   :bind (("C-c a e e" . znc-erc)
2354          ("C-c a e a" . znc-all))
2355   :config
2356   (let ((pwd (let ((auth (auth-source-search :host "znca")))
2357                (cond
2358                 ((null auth) (error "Couldn't find znca's authinfo"))
2359                 (t (funcall (plist-get (car auth) :secret)))))))
2360     (setq znc-servers
2361           `(("znc.shemshak.org" 1337 t
2362              ((freenode "amin/freenode" ,pwd)))
2363             ("znc.shemshak.org" 1337 t
2364              ((moznet "amin/moznet" ,pwd)))
2365             ("znc.shemshak.org" 1337 t
2366              ((oftc "amin/oftc" ,pwd)))))))
2367
2368 \f
2369 ;;; Post initialization
2370
2371 (message "Loading %s...done (%.3fs)" user-init-file
2372          (float-time (time-subtract (current-time)
2373                                     b/before-user-init-time)))
2374
2375 ;;; init.el ends here