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 (defvar b/emacs-initialized nil
  43   "Whether Emacs has been initialized.")
  44
  45 (when (not (bound-and-true-p b/emacs-initialized))
  46   (message "Loading Emacs...done (%.3fs)"
  47            (float-time (time-subtract b/before-user-init-time
  48                                       before-init-time))))
  49
  50 ;; temporarily increase `gc-cons-threshhold' and `gc-cons-percentage'
  51 ;; during startup to reduce garbage collection frequency.  clearing
  52 ;; `file-name-handler-alist' seems to help reduce startup time too.
  53 (defvar b/gc-cons-threshold gc-cons-threshold)
  54 (defvar b/gc-cons-percentage gc-cons-percentage)
  55 (defvar b/file-name-handler-alist file-name-handler-alist)
  56 (setq gc-cons-threshold (* 400 1024 1024)  ; 400 MiB
  57       gc-cons-percentage 0.6
  58       file-name-handler-alist nil
  59       ;; sidesteps a bug when profiling with esup
  60       esup-child-profile-require-level 0)
  61
  62 ;; set them back to their defaults once we're done initializing
  63 (defun b/post-init ()
  64   "My post-initialize function, run after loading `user-init-file'."
  65   (setq b/emacs-initialized     t
  66         gc-cons-threshold       b/gc-cons-threshold
  67         gc-cons-percentage      b/gc-cons-percentage
  68         file-name-handler-alist b/file-name-handler-alist))
  69 (add-hook 'after-init-hook #'b/post-init)
  70
  71 ;; increase number of lines kept in *Messages* log
  72 (setq message-log-max 20000)
  73
  74 ;; optionally, uncomment to supress some byte-compiler warnings
  75 ;;   (see C-h v byte-compile-warnings RET for more info)
  76 ;; (setq byte-compile-warnings
  77 ;;       '(not free-vars unresolved noruntime lexical make-local))
  78
  79 \f
  80 ;;; whoami
  81
  82 (setq user-full-name "Amin Bandali"
  83       user-mail-address "bandali@gnu.org")
  84
  85 \f
  86 ;;; comment macro
  87
  88 ;; useful for commenting out multiple sexps at a time
  89 (defmacro comment (&rest _)
  90   "Comment out one or more s-expressions."
  91   (declare (indent defun))
  92   nil)
  93
  94 \f
  95 ;;; Package management
  96
  97 ;; No package.el  (for emacs 26 and before, uncomment the following)
  98 ;; Not necessary when using straight.el
  99 ;;   (C-h v straight-package-neutering-mode RET)
 100
 101 (when (and
 102        (not (featurep 'straight))
 103        (version< emacs-version "27"))
 104   (setq package-enable-at-startup nil)
 105   ;; (package-initialize)
 106   )
 107
 108 ;; for emacs 27 and later, we use early-init.el.  see
 109 ;; https://git.savannah.gnu.org/cgit/emacs.git/commit/?id=24acb31c04b4048b85311d794e600ecd7ce60d3b
 110
 111 ;; straight.el
 112
 113 ;; Main engine start...
 114
 115 (setq straight-repository-branch "develop"
 116       straight-check-for-modifications '(check-on-save find-when-checking))
 117
 118 (defun b/bootstrap-straight ()
 119   (defvar bootstrap-version)
 120   (let ((bootstrap-file
 121          (expand-file-name "straight/repos/straight.el/bootstrap.el" user-emacs-directory))
 122         (bootstrap-version 5))
 123     (unless (file-exists-p bootstrap-file)
 124       (with-current-buffer
 125           (url-retrieve-synchronously
 126            "https://raw.githubusercontent.com/raxod502/straight.el/develop/install.el"
 127            'silent 'inhibit-cookies)
 128         (goto-char (point-max))
 129         (eval-print-last-sexp)))
 130     (load bootstrap-file nil 'nomessage)))
 131
 132 ;; Solid rocket booster ignition...
 133
 134 (b/bootstrap-straight)
 135
 136 ;; We have lift off!
 137
 138 (setq straight-use-package-by-default t)
 139
 140 (defmacro use-feature (name &rest args)
 141   "Like `use-package', but with `straight-use-package-by-default' disabled."
 142   (declare (indent 1))
 143   `(use-package ,name
 144      :straight nil
 145      ,@args))
 146
 147 (with-eval-after-load 'use-package-core
 148   (let ((upflk (car use-package-font-lock-keywords)))
 149     (font-lock-add-keywords
 150      'emacs-lisp-mode
 151      `((,(replace-regexp-in-string
 152           "use-package" "use-feature"
 153           (car upflk))
 154         ,@(cdr upflk))))))
 155
 156 (with-eval-after-load 'recentf
 157   (add-to-list 'recentf-exclude
 158                (expand-file-name "~/.emacs.d/straight/build/")))
 159
 160 (defun b/reload-init ()
 161   "Reload `user-init-file'."
 162   (interactive)
 163   (setq b/before-user-init-time   (current-time)
 164         b/file-name-handler-alist file-name-handler-alist)
 165   (load user-init-file nil 'nomessage)
 166   (b/post-init))
 167
 168 ;; use-package
 169 (straight-use-package 'use-package)
 170
 171 (if nil                             ; set to t when need to debug init
 172     (progn
 173       (setq use-package-verbose t
 174             use-package-expand-minimally nil
 175             use-package-compute-statistics t
 176             debug-on-error t)
 177       (require 'use-package))
 178   (setq use-package-verbose nil
 179         use-package-expand-minimally t))
 180
 181 (setq use-package-always-defer t)
 182 (require 'bind-key)
 183
 184 (use-package delight)
 185
 186 \f
 187 ;;; Initial setup
 188
 189 ;; keep ~/.emacs.d clean
 190 (use-package no-littering
 191   :demand
 192   :config
 193   (defalias 'b/etc 'no-littering-expand-etc-file-name)
 194   (defalias 'b/var 'no-littering-expand-var-file-name))
 195
 196 ;; separate custom file (don't want it mixing with init.el)
 197 (use-feature custom
 198   :no-require
 199   :config
 200   (setq custom-file (b/etc "custom.el"))
 201   (when (file-exists-p custom-file)
 202     (load custom-file))
 203   ;; while at it, treat themes as safe
 204   (setf custom-safe-themes t)
 205   ;; only one custom theme at a time
 206   (comment
 207     (defadvice load-theme (before clear-previous-themes activate)
 208       "Clear existing theme settings instead of layering them"
 209       (mapc #'disable-theme custom-enabled-themes))))
 210
 211 ;; load the secrets file if it exists, otherwise show a warning
 212 (comment
 213   (with-demoted-errors
 214       (load (b/etc "secrets"))))
 215
 216 ;; better $PATH (and other environment variable) handling
 217 (use-package exec-path-from-shell
 218   :defer 0.4
 219   :init
 220   (setq exec-path-from-shell-arguments           nil
 221         exec-path-from-shell-check-startup-files nil)
 222   :config
 223   (exec-path-from-shell-initialize)
 224   ;; while we're at it, let's fix access to our running ssh-agent
 225   (exec-path-from-shell-copy-env "SSH_AGENT_PID")
 226   (exec-path-from-shell-copy-env "SSH_AUTH_SOCK"))
 227
 228 ;; start up emacs server.  see
 229 ;; https://www.gnu.org/software/emacs/manual/html_node/emacs/Emacs-Server.html#Emacs-Server
 230 (use-feature server
 231   :defer 0.4
 232   :config (or (server-running-p) (server-mode)))
 233
 234 \f
 235 ;;; Useful utilities
 236
 237 ;; useful libraries
 238 (require 'cl-lib)
 239 (require 'subr-x)
 240
 241 (defmacro b/setq-every (value &rest vars)
 242   "Set all the variables from VARS to value VALUE."
 243   (declare (indent defun) (debug t))
 244   `(progn ,@(mapcar (lambda (x) (list 'setq x value)) vars)))
 245
 246 (defun b/start-process (program &rest args)
 247   "Same as `start-process', but doesn't bother about name and buffer."
 248   (let ((process-name (concat program "_process"))
 249         (buffer-name  (generate-new-buffer-name
 250                        (concat program "_output"))))
 251     (apply #'start-process
 252            process-name buffer-name program args)))
 253
 254 (defun b/dired-start-process (program &optional args)
 255   "Open current file with a PROGRAM."
 256   ;; Shell command looks like this: "program [ARGS]... FILE" (ARGS can
 257   ;; be nil, so remove it).
 258   (apply #'b/start-process
 259          program
 260          (remove nil (list args (dired-get-file-for-visit)))))
 261
 262 (defun b/add-elisp-section ()
 263   (interactive)
 264   (insert "\n")
 265   (previous-line)
 266   (insert "\n\f\n;;; "))
 267
 268 (defun b/no-mouse-autoselect-window ()
 269   "Conveniently disable `focus-follows-mouse'.
 270 For disabling the behaviour for certain buffers and/or modes."
 271   (make-local-variable 'mouse-autoselect-window)
 272   (setq mouse-autoselect-window nil))
 273
 274 \f
 275 ;;; Defaults
 276
 277 ;;;; C-level customizations
 278
 279 (setq
 280  ;; minibuffer
 281  enable-recursive-minibuffers t
 282  resize-mini-windows t
 283  ;; more useful frame titles
 284  frame-title-format '("" invocation-name " - "
 285                       (:eval
 286                        (if (buffer-file-name)
 287                            (abbreviate-file-name (buffer-file-name))
 288                          "%b")))
 289  ;; i don't feel like jumping out of my chair every now and again; so
 290  ;; don't BEEP! at me, emacs
 291  ring-bell-function 'ignore
 292  ;; better scrolling
 293  ;; scroll-margin 1
 294  ;; scroll-conservatively 10000
 295  scroll-step 1
 296  scroll-conservatively 10
 297  scroll-preserve-screen-position 1
 298  ;; focus follows mouse
 299  mouse-autoselect-window t)
 300
 301 (setq-default
 302  ;; always use space for indentation
 303  indent-tabs-mode nil
 304  tab-width 4
 305  ;; cursor shape
 306  cursor-type 'bar)
 307
 308 ;; unicode support
 309 (comment
 310   (dolist (ft (fontset-list))
 311     (set-fontset-font
 312      ft
 313      'unicode
 314      (font-spec :name "Source Code Pro" :size 14))
 315     (set-fontset-font
 316      ft
 317      'unicode
 318      (font-spec :name "DejaVu Sans Mono")
 319      nil
 320      'append)
 321     ;; (set-fontset-font
 322     ;;  ft
 323     ;;  'unicode
 324     ;;  (font-spec
 325     ;;   :name "Symbola monospacified for DejaVu Sans Mono")
 326     ;;  nil
 327     ;;  'append)
 328     ;; (set-fontset-font
 329     ;;  ft
 330     ;;  #x2115  ; ℕ
 331     ;;  (font-spec :name "DejaVu Sans Mono")
 332     ;;  nil
 333     ;;  'append)
 334     (set-fontset-font
 335      ft
 336      (cons ?Α ?ω)
 337      (font-spec :name "DejaVu Sans Mono" :size 14)
 338      nil
 339      'prepend)))
 340
 341 ;;;; Elisp-level customizations
 342
 343 (use-feature startup
 344   :no-require
 345   :demand
 346   :config
 347   ;; don't need to see the startup echo area message
 348   (advice-add #'display-startup-echo-area-message :override #'ignore)
 349   :custom
 350   ;; i want *scratch* as my startup buffer
 351   (initial-buffer-choice t)
 352   ;; i don't need the default hint
 353   (initial-scratch-message nil)
 354   ;; use customizable text-mode as major mode for *scratch*
 355   ;; (initial-major-mode 'text-mode)
 356   ;; inhibit buffer list when more than 2 files are loaded
 357   (inhibit-startup-buffer-menu t)
 358   ;; don't need to see the startup screen or echo area message
 359   (inhibit-startup-screen t)
 360   (inhibit-startup-echo-area-message user-login-name))
 361
 362 (use-feature files
 363   :no-require
 364   :demand
 365   :custom
 366   ;; backups (C-h v make-backup-files RET)
 367   (backup-by-copying t)
 368   (version-control t)
 369   (delete-old-versions t)
 370
 371   ;; auto-save
 372   (auto-save-file-name-transforms
 373    `((".*" ,(b/var "auto-save/") t)))
 374
 375   ;; insert newline at the end of files
 376   (require-final-newline t)
 377
 378   ;; open read-only file buffers in view-mode
 379   ;; (enables niceties like `q' for quit)
 380   (view-read-only t))
 381
 382 ;; disable disabled commands
 383 (setq disabled-command-function nil)
 384
 385 ;; lazy-person-friendly yes/no prompts
 386 (defalias 'yes-or-no-p #'y-or-n-p)
 387
 388 ;; enable automatic reloading of changed buffers and files
 389 (use-feature autorevert
 390   :demand
 391   :config
 392   (global-auto-revert-mode 1)
 393   :custom
 394   (auto-revert-verbose nil)
 395   (global-auto-revert-non-file-buffers nil))
 396
 397 ;; time and battery in mode-line
 398 (use-feature time
 399   :demand
 400   :config
 401   (display-time-mode)
 402   :custom
 403   (display-time-default-load-average nil)
 404   (display-time-format "%a %b %-e, %-l:%M%P"))
 405
 406 (use-feature battery
 407   :demand
 408   :config
 409   (display-battery-mode)
 410   :custom
 411   (battery-mode-line-format " %p%% %t"))
 412
 413 (use-feature fringe
 414   :demand
 415   :config
 416   ;; smaller fringe
 417   ;; (fringe-mode '(3 . 1))
 418   (fringe-mode nil))
 419
 420 (use-feature winner
 421   :demand
 422   :config
 423   ;; enable winner-mode (C-h f winner-mode RET)
 424   (winner-mode 1))
 425
 426 (use-feature compile
 427   :config
 428   ;; don't display *compilation* buffer on success.  based on
 429   ;; https://stackoverflow.com/a/17788551, with changes to use `cl-letf'
 430   ;; instead of the now obsolete `flet'.
 431   (defun b/compilation-finish-function (buffer outstr)
 432     (unless (string-match "finished" outstr)
 433       (switch-to-buffer-other-window buffer))
 434     t)
 435
 436   (setq compilation-finish-functions #'b/compilation-finish-function)
 437
 438   (require 'cl-macs)
 439
 440   (defadvice compilation-start
 441       (around inhibit-display
 442               (command &optional mode name-function highlight-regexp))
 443     (if (not (string-match "^\\(find\\|grep\\)" command))
 444         (cl-letf (((symbol-function 'display-buffer) #'ignore))
 445           (save-window-excursion ad-do-it))
 446       ad-do-it))
 447   (ad-activate 'compilation-start))
 448
 449 (use-feature isearch
 450   :custom
 451   ;; allow scrolling in Isearch
 452   (isearch-allow-scroll t)
 453   ;; search for non-ASCII characters: i’d like non-ASCII characters such
 454   ;; as ‘’“”«»‹›áⓐ𝒶 to be selected when i search for their ASCII
 455   ;; counterpart.  shoutout to
 456   ;; http://endlessparentheses.com/new-in-emacs-25-1-easily-search-non-ascii-characters.html
 457   (search-default-mode #'char-fold-to-regexp))
 458
 459 ;; uncomment to extend the above behaviour to query-replace
 460 (comment
 461   (use-feature replace
 462     :custom
 463     (replace-char-fold t)))
 464
 465 (use-feature vc
 466   :bind ("C-x v C-=" . vc-ediff))
 467
 468 (use-feature ediff
 469   :config (add-hook 'ediff-after-quit-hook-internal 'winner-undo)
 470   :custom ((ediff-window-setup-function 'ediff-setup-windows-plain)
 471            (ediff-split-window-function 'split-window-horizontally)))
 472
 473 (use-feature face-remap
 474   :custom
 475   ;; gentler font resizing
 476   (text-scale-mode-step 1.05))
 477
 478 (use-feature mwheel
 479   :defer 0.4
 480   :config
 481   (setq mouse-wheel-scroll-amount '(1 ((shift) . 1)) ; one line at a time
 482         mouse-wheel-progressive-speed nil            ; don't accelerate scrolling
 483         mouse-wheel-follow-mouse t))                 ; scroll window under mouse
 484
 485 (use-feature pixel-scroll
 486   :defer 0.4
 487   :config (pixel-scroll-mode 1))
 488
 489 (use-feature epg-config
 490   :custom
 491   ((epg-gpg-program (executable-find "gpg"))))
 492
 493 \f
 494 ;;; General bindings
 495
 496 (bind-keys
 497  ("C-c a i" . ielm)
 498
 499  ("C-c e b" . eval-buffer)
 500  ("C-c e e" . eval-last-sexp)
 501  ("C-c e r" . eval-region)
 502
 503  ("C-c e i" . emacs-init-time)
 504  ("C-c e u" . emacs-uptime)
 505  ("C-c e v" . emacs-version)
 506
 507  ("C-c F m" . make-frame-command)
 508  ("C-c F d" . delete-frame)
 509  ("C-c F D" . server-edit)
 510
 511  ("C-S-h C" . describe-char)
 512  ("C-S-h F" . describe-face)
 513
 514  ("C-x k"   . kill-this-buffer)
 515  ("C-x K"   . kill-buffer)
 516  ("C-x s"   . save-buffer)
 517  ("C-x S"   . save-some-buffers)
 518
 519  :map emacs-lisp-mode-map
 520  ("<C-return>" . b/add-elisp-section))
 521
 522 (when (display-graphic-p)
 523   (unbind-key "C-z" global-map))
 524
 525 (bind-keys
 526  ;; for back and forward mouse keys
 527  ("<XF86Back>"     . previous-buffer)
 528  ("<mouse-8>"      . previous-buffer)
 529  ("<drag-mouse-8>" . previous-buffer)
 530  ("<XF86Forward>"  . next-buffer)
 531  ("<mouse-9>"      . next-buffer)
 532  ("<drag-mouse-9>" . next-buffer)
 533  ("<drag-mouse-2>" . kill-this-buffer)
 534  ("<drag-mouse-3>" . ivy-switch-buffer))
 535
 536 (bind-keys
 537  :prefix-map b/straight-prefix-map
 538  :prefix "C-c p s"
 539  ("u" . straight-use-package)
 540  ("f" . straight-freeze-versions)
 541  ("t" . straight-thaw-versions)
 542  ("P" . straight-prune-build)
 543  ("g" . straight-get-recipe)
 544  ("r" . b/reload-init)
 545  ;; M-x ^straight-.*-all$
 546  ("a c" . straight-check-all)
 547  ("a f" . straight-fetch-all)
 548  ("a m" . straight-merge-all)
 549  ("a n" . straight-normalize-all)
 550  ("a F" . straight-pull-all)
 551  ("a P" . straight-push-all)
 552  ("a r" . straight-rebuild-all)
 553  ;; M-x ^straight-.*-package$
 554  ("p c" . straight-check-package)
 555  ("p f" . straight-fetch-package)
 556  ("p m" . straight-merge-package)
 557  ("p n" . straight-normalize-package)
 558  ("p F" . straight-pull-package)
 559  ("p P" . straight-push-package)
 560  ("p r" . straight-rebuild-package))
 561
 562 \f
 563 ;;; Essential packages
 564
 565 (use-package exwm
 566   :demand
 567   :config
 568   (require 'exwm-config)
 569
 570   (setq
 571    exwm-workspace-number 4
 572    exwm-workspace-index-map (lambda (i) (number-to-string (1+ i))))
 573
 574   ;; Make class name the buffer name, truncating beyond 60 characters
 575   (defun exwm-rename-buffer ()
 576     (interactive)
 577     (exwm-workspace-rename-buffer
 578      (concat exwm-class-name ":"
 579              (if (<= (length exwm-title) 60) exwm-title
 580                (concat (substring exwm-title 0 59) "...")))))
 581   (add-hook 'exwm-update-class-hook 'exwm-rename-buffer)
 582   (add-hook 'exwm-update-title-hook 'exwm-rename-buffer)
 583
 584   (defun b/exwm-ws-prev-index ()
 585     "Return the index for the previous EXWM workspace, wrapping
 586 around if needed."
 587     (if (= exwm-workspace-current-index 0)
 588         (1- exwm-workspace-number)
 589       (1- exwm-workspace-current-index)))
 590
 591   (defun b/exwm-ws-next-index ()
 592     "Return the index for the next EXWM workspace, wrapping
 593 around if needed."
 594     (if (= exwm-workspace-current-index
 595            (1- exwm-workspace-number))
 596         0
 597       (1+ exwm-workspace-current-index)))
 598
 599   ;; 's-R': Reset
 600   (exwm-input-set-key (kbd "s-R") #'exwm-reset)
 601   ;; 's-\': Switch workspace
 602   (exwm-input-set-key (kbd "s-\\") #'exwm-workspace-switch)
 603   ;; 's-N': Switch to certain workspace
 604   (dotimes (i exwm-workspace-number)
 605     (exwm-input-set-key
 606      (kbd (format "s-%d" i))
 607      (lambda ()
 608        (interactive)
 609        (exwm-workspace-switch-create (1- i)))))
 610   ;; 's-[': Switch to previous workspace
 611   (defun b/exwm-ws-prev ()
 612     "Switch to previous EXWM workspace, wrapping around if needed."
 613     (interactive)
 614     (exwm-workspace-switch-create (b/exwm-ws-prev-index)))
 615   (exwm-input-set-key (kbd "s-[") #'b/exwm-ws-prev)
 616   ;; 's-]': Switch to next workspace
 617   (defun b/exwm-ws-next ()
 618     "Switch to next EXWM workspace, wrapping around if needed."
 619     (interactive)
 620     (exwm-workspace-switch-create (b/exwm-ws-next-index)))
 621   (exwm-input-set-key (kbd "s-]") #'b/exwm-ws-next)
 622   ;; 's-{': Move window to previous workspace
 623   (defun b/exwm-move-window-to-prev-ws ()
 624     "Move window to previous EXWM workspace, wrapping around if
 625 needed."
 626     (interactive)
 627     (exwm-workspace-move-window (b/exwm-ws-prev-index)))
 628   (exwm-input-set-key (kbd "s-{") #'b/exwm-move-window-to-prev-ws)
 629   ;; 's-}': Move window to next workspace
 630   (defun b/exwm-move-window-to-next-ws ()
 631     "Move window to next EXWM workspace, wrapping around if
 632 needed."
 633     (interactive)
 634     (exwm-workspace-move-window (b/exwm-ws-next-index)))
 635   (exwm-input-set-key (kbd "s-}") #'b/exwm-move-window-to-next-ws)
 636   ;; 's-SPC': Launch application
 637   ;; (exwm-input-set-key
 638   ;;  (kbd "s-SPC")
 639   ;;  (lambda (command)
 640   ;;    (interactive (list (read-shell-command "➜ ")))
 641   ;;    (start-process-shell-command command nil command)))
 642
 643   (exwm-input-set-key (kbd "M-s-SPC") #'counsel-linux-app)
 644
 645   ;; Shorten 'C-c C-q' to 'C-q'
 646   (define-key exwm-mode-map [?\C-q] #'exwm-input-send-next-key)
 647
 648   ;; Line-editing shortcuts
 649   (setq exwm-input-simulation-keys
 650     '(;; movement
 651       ([?\C-b] . [left])
 652       ([?\M-b] . [C-left])
 653       ([?\C-f] . [right])
 654       ([?\M-f] . [C-right])
 655       ([?\C-p] . [up])
 656       ([?\C-n] . [down])
 657       ([?\C-a] . [home])
 658       ([?\C-e] . [end])
 659       ([?\M-v] . [prior])
 660       ([?\C-v] . [next])
 661       ([?\C-d] . [delete])
 662       ([?\C-k] . [S-end delete])
 663       ;; cut/copy/paste
 664       ;; ([?\C-w] . [?\C-x])
 665       ([?\M-w] . [?\C-c])
 666       ([?\C-y] . [?\C-v])
 667       ;; search
 668       ([?\C-s] . [?\C-f])))
 669
 670   ;; Enable EXWM
 671   (exwm-enable)
 672
 673   (add-hook 'exwm-init-hook #'exwm-config--fix/ido-buffer-window-other-frame)
 674
 675   (require 'exwm-systemtray)
 676   (exwm-systemtray-enable)
 677
 678   (require 'exwm-randr)
 679   (exwm-randr-enable)
 680
 681   ;; (exwm-input-set-key
 682   ;;  (kbd "s-<return>")
 683   ;;  (lambda ()
 684   ;;    (interactive)
 685   ;;    (start-process "urxvt" nil "urxvt")))
 686
 687   ;; (exwm-input-set-key
 688   ;;  (kbd "s-SPC")  ;; rofi doesn't properly launch programs when started from emacs
 689   ;;  (lambda ()
 690   ;;    (interactive)
 691   ;;    (start-process-shell-command "rofi-run" nil "rofi -show run -display-run '> ' -display-window ' 🗔 '")))
 692
 693   ;; (exwm-input-set-key
 694   ;;  (kbd "s-/")
 695   ;;  (lambda ()
 696   ;;    (interactive)
 697   ;;    (start-process-shell-command "rofi-win" nil "rofi -show window  -display-run '> ' -display-window ' 🗔 '")))
 698
 699   ;; (exwm-input-set-key
 700   ;;  (kbd "M-SPC")
 701   ;;  (lambda ()
 702   ;;    (interactive)
 703   ;;    (start-process "rofi-pass" nil "rofi-pass")))
 704
 705   ;; (exwm-input-set-key
 706   ;;  (kbd "<XF86AudioMute>")
 707   ;;  (lambda ()
 708   ;;    (interactive)
 709   ;;    (start-process-shell-command "pamixer" nil "pamixer --toggle-mute")))
 710
 711   ;; (exwm-input-set-key
 712   ;;  (kbd "<XF86AudioLowerVolume>")
 713   ;;  (lambda ()
 714   ;;    (interactive)
 715   ;;    (start-process-shell-command "pamixer" nil "pamixer --allow-boost --decrease 5")))
 716
 717   ;; (exwm-input-set-key
 718   ;;  (kbd "<XF86AudioRaiseVolume>")
 719   ;;  (lambda ()
 720   ;;    (interactive)
 721   ;;    (start-process-shell-command "pamixer" nil "pamixer --allow-boost --increase 5")))
 722
 723   ;; (exwm-input-set-key
 724   ;;  (kbd "<XF86AudioPlay>")
 725   ;;  (lambda ()
 726   ;;    (interactive)
 727   ;;    (start-process-shell-command "mpc" nil "mpc toggle")))
 728
 729   ;; (exwm-input-set-key
 730   ;;  (kbd "<XF86AudioPrev>")
 731   ;;  (lambda ()
 732   ;;    (interactive)
 733   ;;    (start-process-shell-command "mpc" nil "mpc prev")))
 734
 735   ;; (exwm-input-set-key
 736   ;;  (kbd "<XF86AudioNext>")
 737   ;;  (lambda ()
 738   ;;    (interactive)
 739   ;;    (start-process-shell-command "mpc" nil "mpv next")))
 740
 741   (comment
 742     (defun b/exwm-pasystray ()
 743       "A command used to start pasystray."
 744       (interactive)
 745       (if (executable-find "pasystray")
 746           (progn
 747             (message "EXWM: starting pasystray ...")
 748             (start-process-shell-command "pasystray" nil "pasystray --notify=all"))
 749         (message "EXWM: pasystray is not installed, abort!")))
 750     (add-hook 'exwm-init-hook #'b/exwm-pasystray))
 751
 752   (defun b/exwm-nm-applet ()
 753     "A command used to start nm-applet."
 754     (interactive)
 755     (if (executable-find "nm-applet")
 756         (progn
 757           (message "EXWM: starting nm-applet ...")
 758           (start-process-shell-command "nm-applet" nil "nm-applet"))
 759       (message "EXWM: nm-applet is not installed, abort!")))
 760   (add-hook 'exwm-init-hook #'b/exwm-nm-applet)
 761
 762   (exwm-input-set-key
 763    (kbd "s-t")
 764    (lambda ()
 765      (interactive)
 766      (exwm-floating-toggle-floating)))
 767
 768   (exwm-input-set-key
 769    (kbd "s-f")
 770    (lambda ()
 771      (interactive)
 772      (exwm-layout-toggle-fullscreen)))
 773
 774   (exwm-input-set-key
 775    (kbd "s-w")
 776    (lambda ()
 777      (interactive)
 778      (kill-buffer (current-buffer))))
 779
 780   (exwm-input-set-key
 781    (kbd "s-q")
 782    (lambda ()
 783      (interactive)
 784      (exwm-manage--kill-client))))
 785
 786 ;; use the org-plus-contrib package to get the whole deal
 787 (use-package org-plus-contrib)
 788
 789 (use-feature org
 790   :defer 0.5
 791   :config
 792   (setq org-src-tab-acts-natively t
 793         org-src-preserve-indentation nil
 794         org-edit-src-content-indentation 0
 795         org-link-email-description-format "Email %c: %s" ; %.30s
 796         org-highlight-latex-and-related '(entities)
 797         org-use-speed-commands t
 798         org-startup-folded 'content
 799         org-catch-invisible-edits 'show-and-error
 800         org-log-done 'time)
 801   (when (version< org-version "9.3")
 802     (setq org-email-link-description-format
 803           org-link-email-description-format))
 804   (add-to-list 'org-structure-template-alist '("L" . "src emacs-lisp") t)
 805   (add-to-list 'org-modules 'org-habit)
 806   :bind
 807   (("C-c a o a" . org-agenda)
 808    :map org-mode-map
 809    ("M-L" . org-insert-last-stored-link)
 810    ("M-O" . org-toggle-link-display))
 811   :hook ((org-mode . org-indent-mode)
 812          (org-mode . auto-fill-mode)
 813          (org-mode . flyspell-mode))
 814   :custom
 815   (org-pretty-entities t)
 816   (org-agenda-files '("~/usr/org/todos/personal.org"
 817                       "~/usr/org/todos/habits.org"
 818                       "~/src/git/masters-thesis/todo.org"))
 819   (org-agenda-start-on-weekday 0)
 820   (org-agenda-time-leading-zero t)
 821   (org-habit-graph-column 44)
 822   (org-latex-packages-alist '(("" "listings") ("" "color")))
 823   :custom-face
 824   '(org-block-begin-line ((t (:foreground "#5a5b5a" :background "#1d1f21"))))
 825   '(org-block ((t (:background "#1d1f21"))))
 826   '(org-latex-and-related ((t (:foreground "#b294bb")))))
 827
 828 (use-feature ox-latex
 829   :after ox
 830   :config
 831   (setq org-latex-listings 'listings
 832         ;; org-latex-prefer-user-labels t
 833         )
 834   (add-to-list 'org-latex-classes
 835                '("IEEEtran" "\\documentclass[11pt]{IEEEtran}"
 836                  ("\\section{%s}"       . "\\section*{%s}")
 837                  ("\\subsection{%s}"    . "\\subsection*{%s}")
 838                  ("\\subsubsection{%s}" . "\\subsubsection*{%s}")
 839                  ("\\paragraph{%s}"     . "\\paragraph*{%s}")
 840                  ("\\subparagraph{%s}"  . "\\subparagraph*{%s}"))
 841                t)
 842   (require 'ox-beamer))
 843
 844 (use-feature ox-extra
 845   :config
 846   (ox-extras-activate '(latex-header-blocks ignore-headlines)))
 847
 848 ;; asynchronous tangle, using emacs-async to asynchronously tangle an
 849 ;; org file.  closely inspired by
 850 ;; https://github.com/dieggsy/dotfiles/tree/cc10edf7701958eff1cd94d4081da544d882a28c/emacs.d#dotfiles
 851 (with-eval-after-load 'org
 852   (defvar b/show-async-tangle-results nil
 853     "Keep *emacs* async buffers around for later inspection.")
 854
 855   (defvar b/show-async-tangle-time nil
 856     "Show the time spent tangling the file.")
 857
 858   (defun b/async-babel-tangle ()
 859     "Tangle org file asynchronously."
 860     (interactive)
 861     (let* ((file-tangle-start-time (current-time))
 862            (file (buffer-file-name))
 863            (file-nodir (file-name-nondirectory file))
 864            ;; (async-quiet-switch "-q")
 865            (file-noext (file-name-sans-extension file)))
 866       (async-start
 867        `(lambda ()
 868           (require 'org)
 869           (org-babel-tangle-file ,file))
 870        (unless b/show-async-tangle-results
 871          `(lambda (result)
 872             (if result
 873                 (message "Tangled %s%s"
 874                          ,file-nodir
 875                          (if b/show-async-tangle-time
 876                              (format " (%.3fs)"
 877                                      (float-time (time-subtract (current-time)
 878                                                                 ',file-tangle-start-time)))
 879                            ""))
 880               (message "Tangling %s failed" ,file-nodir))))))))
 881
 882 (add-to-list
 883  'safe-local-variable-values
 884  '(eval add-hook 'after-save-hook #'b/async-babel-tangle 'append 'local))
 885
 886 ;; *the* right way to do git
 887 (use-package magit
 888   :defer 0.5
 889   :bind (("C-x g"   . magit-status)
 890          ("C-c g g" . magit-status)
 891          ("C-c g b" . magit-blame-addition)
 892          ("C-c g l" . magit-log-buffer-file))
 893   :config
 894   (magit-add-section-hook 'magit-status-sections-hook
 895                           'magit-insert-modules
 896                           'magit-insert-stashes
 897                           'append)
 898   ;; (magit-add-section-hook 'magit-status-sections-hook
 899   ;;                         'magit-insert-ignored-files
 900   ;;                         'magit-insert-untracked-files
 901   ;;                         'append)
 902   (setq magit-repository-directories '(("~/" . 0)
 903                                        ("~/src/git/" . 1)))
 904   (nconc magit-section-initial-visibility-alist
 905          '(([unpulled status] . show)
 906            ([unpushed status] . show)))
 907   :custom
 908   (magit-diff-refine-hunk t)
 909   (magit-display-buffer-function #'magit-display-buffer-fullframe-status-v1)
 910   :custom-face (magit-diff-file-heading ((t (:weight normal)))))
 911
 912 ;; recently opened files
 913 (use-feature recentf
 914   :defer 0.2
 915   ;; :config
 916   ;; (add-to-list 'recentf-exclude "^/\\(?:ssh\\|su\\|sudo\\)?:")
 917   :custom
 918   (recentf-max-saved-items 2000))
 919
 920 ;; smart M-x enhancement (needed by counsel for history)
 921 (use-package smex)
 922
 923 (use-package ivy
 924   :defer 0.3
 925   :delight ;; " 🙒"
 926   :bind
 927   (:map ivy-minibuffer-map
 928    ([escape] . keyboard-escape-quit)
 929    ([S-up]   . ivy-previous-history-element)
 930    ([S-down] . ivy-next-history-element)
 931    ("DEL"    . ivy-backward-delete-char))
 932   :config
 933   (setq ivy-wrap t
 934         ivy-height 14
 935         ivy-use-virtual-buffers t
 936         ivy-virtual-abbreviate 'abbreviate
 937         ivy-count-format "%d/%d ")
 938
 939   (defvar b/ivy-ignore-buffer-modes '(magit-mode erc-mode dired-mode))
 940   (defun b/ivy-ignore-buffer-p (str)
 941     "Return non-nil if str names a buffer with a major mode
 942 derived from one of `b/ivy-ignore-buffer-modes'.
 943
 944 This function is intended for use with `ivy-ignore-buffers'."
 945     (let* ((buf (get-buffer str))
 946            (mode (and buf (buffer-local-value 'major-mode buf))))
 947       (and mode
 948            (apply #'provided-mode-derived-p mode b/ivy-ignore-buffer-modes))))
 949   (add-to-list 'ivy-ignore-buffers 'b/ivy-ignore-buffer-p)
 950
 951   (ivy-mode 1)
 952   ;; :custom-face
 953   ;; (ivy-minibuffer-match-face-2 ((t (:background "#e99ce8" :weight semi-bold))))
 954   ;; (ivy-minibuffer-match-face-3 ((t (:background "#bbbbff" :weight semi-bold))))
 955   ;; (ivy-minibuffer-match-face-4 ((t (:background "#ffbbff" :weight semi-bold))))
 956 )
 957
 958 (use-package swiper
 959   :after ivy
 960   :bind (("C-s"   . swiper-isearch)
 961          ("C-r"   . swiper)
 962          ("C-S-s" . isearch-forward)))
 963
 964 (use-package counsel
 965   :after ivy
 966   :delight
 967   :bind (([remap execute-extended-command] . counsel-M-x)
 968          ([remap find-file]                . counsel-find-file)
 969          ("C-c b b"                        . ivy-switch-buffer)
 970          ("C-c f ."                        . counsel-find-file)
 971          ("C-c f l"                        . counsel-find-library)
 972          ("C-c f r"                        . counsel-recentf)
 973          ("C-c x"                          . counsel-M-x)
 974          :map minibuffer-local-map
 975          ("C-r" . counsel-minibuffer-history))
 976   :config
 977   (counsel-mode 1)
 978   (defalias 'locate #'counsel-locate))
 979
 980 (comment
 981   (use-package helm
 982     :commands (helm-M-x helm-mini helm-resume)
 983     :bind (("M-x"     . helm-M-x)
 984            ("M-y"     . helm-show-kill-ring)
 985            ("C-x b"   . helm-mini)
 986            ("C-x C-b" . helm-buffers-list)
 987            ("C-x C-f" . helm-find-files)
 988            ("C-h r"   . helm-info-emacs)
 989            ("C-s-r"   . helm-resume)
 990            :map helm-map
 991            ("<tab>" . helm-execute-persistent-action)
 992            ("C-i"   . helm-execute-persistent-action) ; Make TAB work in terminals
 993            ("C-z"   . helm-select-action))            ; List actions
 994     :config (helm-mode 1)))
 995
 996 (use-feature eshell
 997   :defer 0.5
 998   :commands eshell
 999   :bind ("C-c a s e" . eshell)
1000   :config
1001   (eval-when-compile (defvar eshell-prompt-regexp))
1002   (defun b/eshell-quit-or-delete-char (arg)
1003     (interactive "p")
1004     (if (and (eolp) (looking-back eshell-prompt-regexp nil))
1005         (eshell-life-is-too-much)
1006       (delete-char arg)))
1007
1008   (defun b/eshell-clear ()
1009     (interactive)
1010     (let ((inhibit-read-only t))
1011       (erase-buffer))
1012     (eshell-send-input))
1013
1014   (defun b/eshell-setup ()
1015     (make-local-variable 'company-idle-delay)
1016     (defvar company-idle-delay)
1017     (setq company-idle-delay nil)
1018     (bind-keys :map eshell-mode-map
1019                ("C-d"   . b/eshell-quit-or-delete-char)
1020                ("C-S-l" . b/eshell-clear)
1021                ("M-r"   . counsel-esh-history)
1022                ([tab]   . company-complete)))
1023
1024   :hook (eshell-mode . b/eshell-setup)
1025   :custom
1026   (eshell-hist-ignoredups t)
1027   (eshell-input-filter 'eshell-input-filter-initial-space))
1028
1029 (use-feature ibuffer
1030   :bind
1031   (("C-x C-b" . ibuffer)
1032    :map ibuffer-mode-map
1033    ("P"   . ibuffer-backward-filter-group)
1034    ("N"   . ibuffer-forward-filter-group)
1035    ("M-p" . ibuffer-do-print)
1036    ("M-n" . ibuffer-do-shell-command-pipe-replace))
1037   :config
1038   ;; Use human readable Size column instead of original one
1039   (define-ibuffer-column size-h
1040     (:name "Size" :inline t)
1041     (cond
1042      ((> (buffer-size) 1000000) (format "%7.1fM" (/ (buffer-size) 1000000.0)))
1043      ((> (buffer-size) 100000) (format "%7.0fk" (/ (buffer-size) 1000.0)))
1044      ((> (buffer-size) 1000) (format "%7.1fk" (/ (buffer-size) 1000.0)))
1045      (t (format "%8d" (buffer-size)))))
1046   :custom
1047   (ibuffer-saved-filter-groups
1048    '(("default"
1049       ("dired" (mode . dired-mode))
1050       ("org"   (mode . org-mode))
1051       ("gnus"
1052        (or
1053         (mode . gnus-group-mode)
1054         (mode . gnus-summary-mode)
1055         (mode . gnus-article-mode)
1056         ;; not really, but...
1057         (mode . message-mode)))
1058       ("web"
1059        (or
1060         (mode . web-mode)
1061         (mode . css-mode)
1062         (mode . scss-mode)
1063         (mode . js2-mode)))
1064       ("shell"
1065        (or
1066         (mode . eshell-mode)
1067         (mode . shell-mode)
1068         (mode . term-mode)))
1069       ("programming"
1070        (or
1071         (mode . python-mode)
1072         (mode . c-mode)
1073         (mode . c++-mode)
1074         (mode . java-mode)
1075         (mode . emacs-lisp-mode)
1076         (mode . scheme-mode)
1077         (mode . haskell-mode)
1078         (mode . lean-mode)
1079         (mode . go-mode)
1080         (mode . alloy-mode)))
1081       ("tex"
1082        (or
1083         (mode . bibtex-mode)
1084         (mode . latex-mode)))
1085       ("emacs"
1086        (or
1087         (name . "^\\*scratch\\*$")
1088         (name . "^\\*Messages\\*$")))
1089       ("exwm" (mode . exwm-mode))
1090       ("erc" (mode . erc-mode)))))
1091   (ibuffer-formats
1092    '((mark modified read-only locked " "
1093            (name 72 72 :left :elide)
1094            " "
1095            (size-h 9 -1 :right)
1096            " "
1097            (mode 16 16 :left :elide)
1098            " " filename-and-process)
1099      (mark " "
1100            (name 16 -1)
1101            " " filename)))
1102   :hook (ibuffer . (lambda () (ibuffer-switch-to-saved-filter-groups "default"))))
1103
1104 (use-feature outline
1105   :disabled
1106   :hook (prog-mode . outline-minor-mode)
1107   :delight (outline-minor-mode " outl")
1108   :bind
1109   (:map
1110    outline-minor-mode-map
1111    ("<s-tab>"  . outline-toggle-children)
1112    ("M-p"      . outline-previous-visible-heading)
1113    ("M-n"      . outline-next-visible-heading)
1114    :prefix-map b/outline-prefix-map
1115    :prefix "s-O"
1116    ("TAB" . outline-toggle-children)
1117    ("a"   . outline-hide-body)
1118    ("H"   . outline-hide-body)
1119    ("S"   . outline-show-all)
1120    ("h"   . outline-hide-subtree)
1121    ("s"   . outline-show-subtree)))
1122
1123 (use-feature ls-lisp
1124   :custom (ls-lisp-dirs-first t))
1125
1126 (use-feature dired
1127   :config
1128   (setq dired-listing-switches "-alh"
1129         ls-lisp-use-insert-directory-program nil)
1130
1131   ;; easily diff 2 marked files
1132   ;; https://oremacs.com/2017/03/18/dired-ediff/
1133   (defun dired-ediff-files ()
1134     (interactive)
1135     (require 'dired-aux)
1136     (defvar ediff-after-quit-hook-internal)
1137     (let ((files (dired-get-marked-files))
1138           (wnd (current-window-configuration)))
1139       (if (<= (length files) 2)
1140           (let ((file1 (car files))
1141                 (file2 (if (cdr files)
1142                            (cadr files)
1143                          (read-file-name
1144                           "file: "
1145                           (dired-dwim-target-directory)))))
1146             (if (file-newer-than-file-p file1 file2)
1147                 (ediff-files file2 file1)
1148               (ediff-files file1 file2))
1149             (add-hook 'ediff-after-quit-hook-internal
1150                       (lambda ()
1151                         (setq ediff-after-quit-hook-internal nil)
1152                         (set-window-configuration wnd))))
1153         (error "no more than 2 files should be marked"))))
1154
1155   (require 'dired-x)
1156   (setq dired-guess-shell-alist-user
1157         '(("\\.pdf\\'"  "evince" "zathura" "okular")
1158           ("\\.doc\\'"  "libreoffice")
1159           ("\\.docx\\'" "libreoffice")
1160           ("\\.ppt\\'"  "libreoffice")
1161           ("\\.pptx\\'" "libreoffice")
1162           ("\\.xls\\'"  "libreoffice")
1163           ("\\.xlsx\\'" "libreoffice")
1164           ("\\.flac\\'" "mpv")))
1165   :bind (:map dired-mode-map
1166               ("b"  . dired-up-directory)
1167               ("e"  . dired-ediff-files)
1168               ("E"  . dired-toggle-read-only)
1169               ("\\" . dired-hide-details-mode)
1170               ("z"  . (lambda ()
1171                         (interactive)
1172                         (b/dired-start-process "zathura"))))
1173   :hook (dired-mode . dired-hide-details-mode))
1174
1175 (use-feature help
1176   :config
1177   (temp-buffer-resize-mode)
1178   (setq help-window-select t))
1179
1180 (use-feature tramp
1181   :config
1182   (add-to-list 'tramp-default-proxies-alist '(nil "\\`root\\'" "/ssh:%h:"))
1183   (add-to-list 'tramp-default-proxies-alist '("localhost" nil nil))
1184   (add-to-list 'tramp-default-proxies-alist
1185                (list (regexp-quote (system-name)) nil nil)))
1186
1187 (use-package dash
1188   :config (dash-enable-font-lock))
1189
1190 (use-feature doc-view
1191   :bind (:map doc-view-mode-map
1192               ("M-RET" . image-previous-line)))
1193
1194 \f
1195 ;;; Editing
1196
1197 ;; highlight uncommitted changes in the left fringe
1198 (use-package diff-hl
1199   :defer 0.6
1200   :config
1201   (setq diff-hl-draw-borders nil)
1202   (global-diff-hl-mode)
1203   :hook (magit-post-refresh . diff-hl-magit-post-refresh))
1204
1205 ;; display Lisp objects at point in the echo area
1206 (use-feature eldoc
1207   :when (version< "25" emacs-version)
1208   :delight " eldoc"
1209   :config (global-eldoc-mode))
1210
1211 ;; highlight matching parens
1212 (use-feature paren
1213   :demand
1214   :config (show-paren-mode))
1215
1216 (use-feature elec-pair
1217   :demand
1218   :config (electric-pair-mode))
1219
1220 (use-feature simple
1221   :delight (auto-fill-function " fill")
1222   :config (column-number-mode)
1223   :custom
1224   ;; Save what I copy into clipboard from other applications into Emacs'
1225   ;; kill-ring, which would allow me to still be able to easily access
1226   ;; it in case I kill (cut or copy) something else inside Emacs before
1227   ;; yanking (pasting) what I'd originally intended to.
1228   (save-interprogram-paste-before-kill t))
1229
1230 ;; save minibuffer history
1231 (use-feature savehist
1232   :demand
1233   :config
1234   (savehist-mode)
1235   (add-to-list 'savehist-additional-variables 'kill-ring))
1236
1237 ;; automatically save place in files
1238 (use-feature saveplace
1239   :when (version< "25" emacs-version)
1240   :config (save-place-mode))
1241
1242 (use-feature prog-mode
1243   :config (global-prettify-symbols-mode)
1244   (defun indicate-buffer-boundaries-left ()
1245     (setq indicate-buffer-boundaries 'left))
1246   (add-hook 'prog-mode-hook #'indicate-buffer-boundaries-left))
1247
1248 (use-feature text-mode
1249   :hook (text-mode . indicate-buffer-boundaries-left))
1250
1251 (use-feature conf-mode
1252   :mode "\\.*rc$")
1253
1254 (use-feature sh-mode
1255   :mode "\\.bashrc$")
1256
1257 (use-package company
1258   :defer 0.6
1259   :delight " comp"
1260   :bind
1261   (:map company-active-map
1262         ([tab]    . company-complete-common-or-cycle)
1263         ([escape] . company-abort))
1264   :custom
1265   (company-minimum-prefix-length 1)
1266   (company-selection-wrap-around t)
1267   (company-dabbrev-char-regexp "\\sw\\|\\s_\\|[-_]")
1268   (company-dabbrev-downcase nil)
1269   (company-dabbrev-ignore-case nil)
1270   :config
1271   (global-company-mode t))
1272
1273 (use-package flycheck
1274   :defer 0.6
1275   :hook (prog-mode . flycheck-mode)
1276   :bind
1277   (:map flycheck-mode-map
1278         ("M-P" . flycheck-previous-error)
1279         ("M-N" . flycheck-next-error))
1280   :config
1281   ;; Use the load-path from running Emacs when checking elisp files
1282   (setq flycheck-emacs-lisp-load-path 'inherit)
1283
1284   ;; Only flycheck when I actually save the buffer
1285   (setq flycheck-check-syntax-automatically '(mode-enabled save))
1286   :custom (flycheck-mode-line-prefix "flyc"))
1287
1288 (use-feature flyspell
1289   :delight " flysp")
1290
1291 ;; http://endlessparentheses.com/ispell-and-apostrophes.html
1292 (use-feature ispell
1293   :defer 0.6
1294   :config
1295   ;; ’ can be part of a word
1296   (setq ispell-local-dictionary-alist
1297         `((nil "[[:alpha:]]" "[^[:alpha:]]"
1298                "['\x2019]" nil ("-B") nil utf-8))
1299         ispell-program-name (executable-find "hunspell"))
1300   ;; don't send ’ to the subprocess
1301   (defun endless/replace-apostrophe (args)
1302     (cons (replace-regexp-in-string
1303            "’" "'" (car args))
1304           (cdr args)))
1305   (advice-add #'ispell-send-string :filter-args
1306               #'endless/replace-apostrophe)
1307
1308   ;; convert ' back to ’ from the subprocess
1309   (defun endless/replace-quote (args)
1310     (if (not (derived-mode-p 'org-mode))
1311         args
1312       (cons (replace-regexp-in-string
1313              "'" "’" (car args))
1314             (cdr args))))
1315   (advice-add #'ispell-parse-output :filter-args
1316               #'endless/replace-quote))
1317
1318 (use-feature abbrev
1319   :delight " abbr"
1320   :hook (text-mode . abbrev-mode))
1321
1322 \f
1323 ;;; Programming modes
1324
1325 (use-feature lisp-mode
1326   :config
1327   (defun indent-spaces-mode ()
1328     (setq indent-tabs-mode nil))
1329   (add-hook 'lisp-interaction-mode-hook #'indent-spaces-mode))
1330
1331 (use-feature reveal
1332   :delight (reveal-mode " reveal")
1333   :hook (emacs-lisp-mode . reveal-mode))
1334
1335 (use-feature elisp-mode
1336   :delight (emacs-lisp-mode "Elisp" :major))
1337
1338 (use-package alloy-mode
1339   :straight (:host github :repo "dwwmmn/alloy-mode")
1340   :mode "\\.als\\'"
1341   :config (setq alloy-basic-offset 2))
1342
1343 (eval-when-compile (defvar lean-mode-map))
1344 (use-package lean-mode
1345   :straight (:host github :repo "leanprover/lean-mode"
1346                    :fork (:repo "notbandali/lean-mode" :branch "remove-cl"))
1347   :defer 0.4
1348   :bind (:map lean-mode-map
1349               ("S-SPC" . company-complete))
1350   :config
1351   (require 'lean-input)
1352   (setq default-input-method "Lean"
1353         lean-input-tweak-all '(lean-input-compose
1354                                (lean-input-prepend "/")
1355                                (lean-input-nonempty))
1356         lean-input-user-translations '(("/" "/")))
1357   (lean-input-setup))
1358
1359 (comment
1360   (use-package proof-site                 ; for Coq
1361     :straight proof-general)
1362
1363   (use-package haskell-mode
1364     :config
1365     (setq haskell-indentation-layout-offset 4
1366           haskell-indentation-left-offset 4
1367           flycheck-checker 'haskell-hlint
1368           flycheck-disabled-checkers '(haskell-stack-ghc haskell-ghc)))
1369
1370   (use-package dante
1371     :after haskell-mode
1372     :commands dante-mode
1373     :hook (haskell-mode . dante-mode))
1374
1375   (use-package hlint-refactor
1376     :after haskell-mode
1377     :bind (:map hlint-refactor-mode-map
1378                 ("C-c l b" . hlint-refactor-refactor-buffer)
1379                 ("C-c l r" . hlint-refactor-refactor-at-point))
1380     :hook (haskell-mode . hlint-refactor-mode))
1381
1382   (use-package flycheck-haskell
1383     :after haskell-mode)
1384   ;; alternative: hs-lint https://github.com/ndmitchell/hlint/blob/20e116a043f2073c57b17b24ae6364b5e433ba7e/data/hs-lint.el
1385   )
1386
1387 (use-feature sgml-mode
1388   :config
1389   (setq sgml-basic-offset 2))
1390
1391 (use-feature css-mode
1392   :config
1393   (setq css-indent-offset 2))
1394
1395 (use-package web-mode
1396   :mode "\\.html\\'"
1397   :config
1398   (b/setq-every 2
1399     web-mode-code-indent-offset
1400     web-mode-css-indent-offset
1401     web-mode-markup-indent-offset))
1402
1403 (use-package emmet-mode
1404   :after (:any web-mode css-mode sgml-mode)
1405   :bind* (("C-)" . emmet-next-edit-point)
1406           ("C-(" . emmet-prev-edit-point))
1407   :config
1408   (unbind-key "C-j" emmet-mode-keymap)
1409   (setq emmet-move-cursor-between-quotes t)
1410   :hook (web-mode css-mode html-mode sgml-mode))
1411
1412 (comment
1413   (use-package meghanada
1414     :bind
1415     (:map meghanada-mode-map
1416           (("C-M-o" . meghanada-optimize-import)
1417            ("C-M-t" . meghanada-import-all)))
1418     :hook (java-mode . meghanada-mode)))
1419
1420 (comment
1421   (use-package treemacs
1422     :config (setq treemacs-never-persist t))
1423
1424   (use-package yasnippet
1425     :config
1426     ;; (yas-global-mode)
1427     )
1428
1429   (use-package lsp-mode
1430     :init (setq lsp-eldoc-render-all nil
1431                 lsp-highlight-symbol-at-point nil)
1432     )
1433
1434   (use-package hydra)
1435
1436   (use-package company-lsp
1437     :after company
1438     :config
1439     (setq company-lsp-cache-candidates t
1440           company-lsp-async t))
1441
1442   (use-package lsp-ui
1443     :config
1444     (setq lsp-ui-sideline-update-mode 'point))
1445
1446   (use-package lsp-java
1447     :config
1448     (add-hook 'java-mode-hook
1449               (lambda ()
1450                 (setq-local company-backends (list 'company-lsp))))
1451
1452     (add-hook 'java-mode-hook 'lsp-java-enable)
1453     (add-hook 'java-mode-hook 'flycheck-mode)
1454     (add-hook 'java-mode-hook 'company-mode)
1455     (add-hook 'java-mode-hook 'lsp-ui-mode))
1456
1457   (use-package dap-mode
1458     :after lsp-mode
1459     :config
1460     (dap-mode t)
1461     (dap-ui-mode t))
1462
1463   (use-package dap-java
1464     :after (lsp-java))
1465
1466   (use-package lsp-java-treemacs
1467     :after (treemacs)))
1468
1469 (comment
1470   (use-package eclim
1471     :bind (:map eclim-mode-map ("S-SPC" . company-complete))
1472     :hook ((java-mode . eclim-mode)
1473            (eclim-mode . (lambda ()
1474                            (make-local-variable 'company-idle-delay)
1475                            (defvar company-idle-delay)
1476                            ;; (setq company-idle-delay 0.7)
1477                            (setq company-idle-delay nil))))
1478     :custom
1479     (eclim-auto-save nil)
1480     ;; (eclimd-default-workspace "~/src/eclipse-workspace-exp")
1481     (eclim-executable "~/.p2/pool/plugins/org.eclim_2.8.0/bin/eclim")
1482     (eclim-eclipse-dirs '("~/usr/eclipse/dsl-2018-09/eclipse"))))
1483
1484 (use-package geiser)
1485
1486 (use-feature geiser-guile
1487   :config
1488   (setq geiser-guile-load-path "~/src/git/guix"))
1489
1490 (use-package guix)
1491
1492 (comment
1493   (use-package auctex
1494     :custom
1495     (font-latex-fontify-sectioning 'color)))
1496
1497 (use-package go-mode)
1498
1499 (use-package po-mode
1500   :hook
1501   (po-mode . (lambda () (run-with-timer 0.1 nil 'View-exit))))
1502
1503 (use-feature tex-mode
1504   :config
1505   (cl-delete-if
1506    (lambda (p) (string-match "^---?" (car p)))
1507    tex--prettify-symbols-alist)
1508   :hook ((tex-mode . auto-fill-mode)
1509          (tex-mode . flyspell-mode)))
1510
1511 \f
1512 ;;; Theme
1513
1514 (add-to-list 'custom-theme-load-path
1515              (expand-file-name
1516               (convert-standard-filename "lisp") user-emacs-directory))
1517 (load-theme 'tangomod t)
1518
1519 (use-package smart-mode-line
1520   :commands (sml/apply-theme)
1521   :demand
1522   :config
1523   (sml/setup)
1524   (smart-mode-line-enable))
1525
1526 (use-package doom-modeline
1527   :disabled
1528   :demand
1529   :hook (after-init . doom-modeline-init)
1530   :custom
1531   (doom-modeline-buffer-file-name-style 'relative-to-project))
1532
1533 (use-package doom-themes)
1534
1535 (defvar b/org-mode-font-lock-keywords
1536   '(("[ \t]*\\(#\\+\\(BEGIN\\|END\\|begin\\|end\\)_\\(\\S-+\\)\\)[ \t]*\\([^\n:]*\\)"
1537       (1 '(:foreground "#5a5b5a" :background "#292b2b") t) ; directive
1538       (3 '(:foreground "#81a2be" :background "#292b2b") t) ; kind
1539       (4 '(:foreground "#c5c8c6") t))))                    ; title
1540
1541 (defun b/lights-on ()
1542   "Enable my favourite light theme."
1543   (interactive)
1544   (mapc #'disable-theme custom-enabled-themes)
1545   (load-theme 'tangomod t)
1546   (sml/apply-theme 'automatic)
1547   (font-lock-remove-keywords
1548    'org-mode b/org-mode-font-lock-keywords))
1549
1550 (defun b/lights-off ()
1551   "Go dark."
1552   (interactive)
1553   (mapc #'disable-theme custom-enabled-themes)
1554   (load-theme 'doom-tomorrow-night t)
1555   (sml/apply-theme 'automatic)
1556   (font-lock-add-keywords
1557    'org-mode b/org-mode-font-lock-keywords t))
1558
1559 (bind-keys
1560  ("C-c t d" . b/lights-off)
1561  ("C-c t l" . b/lights-on))
1562
1563 \f
1564 ;;; Emacs enhancements & auxiliary packages
1565
1566 (use-package man
1567   :config (setq Man-width 80))
1568
1569 (use-package which-key
1570   :defer 0.4
1571   :delight
1572   :config
1573   (which-key-add-key-based-replacements
1574     ;; prefixes for global prefixes and minor modes
1575     "C-c @"   "outline"
1576     "C-c !"   "flycheck"
1577     "C-c 8"   "typo"
1578     "C-c 8 -" "typo/dashes"
1579     "C-c 8 <" "typo/left-brackets"
1580     "C-c 8 >" "typo/right-brackets"
1581     "C-x 8"   "unicode"
1582     "C-x a"   "abbrev/expand"
1583     "C-x r"   "rectangle/register/bookmark"
1584     "C-x v"   "version control"
1585     ;; prefixes for my personal bindings
1586     "C-c a"   "applications"
1587     "C-c a e" "erc"
1588     "C-c a o" "org"
1589     "C-c a s" "shells"
1590     "C-c b"   "buffers"
1591     "C-c c"   "compile-and-comments"
1592     "C-c e"   "eval"
1593     "C-c f"   "files"
1594     "C-c F"   "frames"
1595     "C-c g"   "magit"
1596     "C-S-h"   "help(ful)"
1597     "C-c m"   "multiple-cursors"
1598     "C-c P"   "projectile"
1599     "C-c P s" "projectile/search"
1600     "C-c P x" "projectile/execute"
1601     "C-c P 4" "projectile/other-window"
1602     "C-c q"   "boxquote"
1603     "C-c t"   "themes"
1604     ;; "s-O"     "outline"
1605     )
1606
1607   ;; prefixes for major modes
1608   (which-key-add-major-mode-key-based-replacements 'message-mode
1609     "C-c f n" "footnote")
1610   (which-key-add-major-mode-key-based-replacements 'org-mode
1611     "C-c C-v" "org-babel")
1612   (which-key-add-major-mode-key-based-replacements 'web-mode
1613     "C-c C-a" "web/attributes"
1614     "C-c C-b" "web/blocks"
1615     "C-c C-d" "web/dom"
1616     "C-c C-e" "web/element"
1617     "C-c C-t" "web/tags")
1618
1619   (which-key-mode)
1620   :custom
1621   (which-key-add-column-padding 5)
1622   (which-key-max-description-length 32))
1623
1624 (use-package crux            ; results in Waiting for git... [2 times]
1625   :defer 0.4
1626   :bind (("C-c d"   . crux-duplicate-current-line-or-region)
1627          ("C-c D"   . crux-duplicate-and-comment-current-line-or-region)
1628          ("C-c f C" . crux-copy-file-preserve-attributes)
1629          ("C-c f D" . crux-delete-file-and-buffer)
1630          ("C-c f R" . crux-rename-file-and-buffer)
1631          ("C-c j"   . crux-top-join-line)
1632          ("C-S-j"   . crux-top-join-line)))
1633
1634 (use-package mwim
1635   :bind (("C-a"    . mwim-beginning-of-code-or-line)
1636          ("C-e"    . mwim-end-of-code-or-line)
1637          ("<home>" . mwim-beginning-of-line-or-code)
1638          ("<end>"  . mwim-end-of-line-or-code)))
1639
1640 (use-package projectile
1641   :defer 0.5
1642   :bind-keymap ("C-c P" . projectile-command-map)
1643   :config
1644   (projectile-mode)
1645
1646   (defun b/projectile-mode-line-fun ()
1647   "Report project name and type in the modeline."
1648   (let ((project-name (projectile-project-name))
1649         (project-type (projectile-project-type)))
1650     (format "%s%s"
1651             projectile-mode-line-prefix
1652             (if project-type
1653                 (format ":%s" project-type)
1654               ""))))
1655   (setq projectile-mode-line-function 'b/projectile-mode-line-fun)
1656
1657   (defun my-projectile-invalidate-cache (&rest _args)
1658     ;; ignore the args to `magit-checkout'
1659     (projectile-invalidate-cache nil))
1660
1661   (eval-after-load 'magit-branch
1662     '(progn
1663        (advice-add 'magit-checkout
1664                    :after #'my-projectile-invalidate-cache)
1665        (advice-add 'magit-branch-and-checkout
1666                    :after #'my-projectile-invalidate-cache)))
1667   :custom
1668   (projectile-completion-system 'ivy)
1669   (projectile-mode-line-prefix " proj"))
1670
1671 (use-package helpful
1672   :defer 0.6
1673   :bind
1674   (("C-S-h c" . helpful-command)
1675    ("C-S-h f" . helpful-callable)        ; helpful-function
1676    ("C-S-h v" . helpful-variable)
1677    ("C-S-h k" . helpful-key)
1678    ("C-S-h p" . helpful-at-point)))
1679
1680 (use-package unkillable-scratch
1681   :defer 0.6
1682   :config
1683   (unkillable-scratch 1)
1684   :custom
1685   (unkillable-buffers '("^\\*scratch\\*$" "^\\*Messages\\*$")))
1686
1687 ;; ,----
1688 ;; | make pretty boxed quotes like this
1689 ;; `----
1690 (use-package boxquote
1691   :defer 0.6
1692   :bind
1693   (:prefix-map b/boxquote-prefix-map
1694                :prefix "C-c q"
1695                ("b"   . boxquote-buffer)
1696                ("B"   . boxquote-insert-buffer)
1697                ("d"   . boxquote-defun)
1698                ("F"   . boxquote-insert-file)
1699                ("hf"  . boxquote-describe-function)
1700                ("hk"  . boxquote-describe-key)
1701                ("hv"  . boxquote-describe-variable)
1702                ("hw"  . boxquote-where-is)
1703                ("k"   . boxquote-kill)
1704                ("p"   . boxquote-paragraph)
1705                ("q"   . boxquote-boxquote)
1706                ("r"   . boxquote-region)
1707                ("s"   . boxquote-shell-command)
1708                ("t"   . boxquote-text)
1709                ("T"   . boxquote-title)
1710                ("u"   . boxquote-unbox)
1711                ("U"   . boxquote-unbox-region)
1712                ("y"   . boxquote-yank)
1713                ("M-q" . boxquote-fill-paragraph)
1714                ("M-w" . boxquote-kill-ring-save)))
1715
1716 (use-package orgalist
1717   ;; http://lists.gnu.org/archive/html/emacs-orgmode/2019-04/msg00007.html
1718   :disabled t
1719   :after message
1720   :hook (message-mode . orgalist-mode))
1721
1722 ;; easily type pretty quotes & other typography, like ‘’“”-–—«»‹›
1723 (use-package typo
1724   :defer 0.5
1725   :delight " typo"
1726   :config
1727   (typo-global-mode 1)
1728   :hook (((text-mode erc-mode) . typo-mode)
1729          (tex-mode             . (lambda ()(typo-mode -1)))))
1730
1731 ;; highlight TODOs in buffers
1732 (use-package hl-todo
1733   :defer 0.5
1734   :config
1735   (global-hl-todo-mode))
1736
1737 (use-package shrink-path
1738   :defer 0.5
1739   :after eshell
1740   :config
1741   (defvar user-@-host (concat (user-login-name) "@" (system-name) " "))
1742   (defun +eshell/prompt ()
1743     (let ((base/dir (shrink-path-prompt default-directory)))
1744       (concat (propertize user-@-host 'face 'default)
1745               (propertize (car base/dir)
1746                           'face 'font-lock-comment-face)
1747               (propertize (cdr base/dir)
1748                           'face 'font-lock-constant-face)
1749               (propertize "> " 'face 'default))))
1750   (setq eshell-prompt-regexp (concat user-@-host ".*> ")
1751         eshell-prompt-function #'+eshell/prompt))
1752
1753 (use-package eshell-up
1754   :after eshell
1755   :commands eshell-up)
1756
1757 (use-package multi-term
1758   :disabled
1759   :defer 0.6
1760   :bind (("C-c a s m m" . multi-term)
1761          ("C-c a s m d" . multi-term-dedicated-toggle)
1762          ("C-c a s m p" . multi-term-prev)
1763          ("C-c a s m n" . multi-term-next)
1764          :map term-mode-map
1765          ("C-c C-j" . term-char-mode))
1766   :config
1767   (setq multi-term-program "screen"
1768         multi-term-program-switches (concat "-c"
1769                                             (getenv "XDG_CONFIG_HOME")
1770                                             "/screen/screenrc")
1771         ;; TODO: add separate bindings for connecting to existing
1772         ;; session vs. always creating a new one
1773         multi-term-dedicated-select-after-open-p t
1774         multi-term-dedicated-window-height 20
1775         multi-term-dedicated-max-window-height 30
1776         term-bind-key-alist
1777         '(("C-c C-c" . term-interrupt-subjob)
1778           ("C-c C-e" . term-send-esc)
1779           ("C-c C-j" . term-line-mode)
1780           ("C-k" . kill-line)
1781           ;; ("C-y" . term-paste)
1782           ("C-y" . term-send-raw)
1783           ("M-f" . term-send-forward-word)
1784           ("M-b" . term-send-backward-word)
1785           ("M-p" . term-send-up)
1786           ("M-n" . term-send-down)
1787           ("M-j" . term-send-raw-meta)
1788           ("M-y" . term-send-raw-meta)
1789           ("M-/" . term-send-raw-meta)
1790           ("M-0" . term-send-raw-meta)
1791           ("M-1" . term-send-raw-meta)
1792           ("M-2" . term-send-raw-meta)
1793           ("M-3" . term-send-raw-meta)
1794           ("M-4" . term-send-raw-meta)
1795           ("M-5" . term-send-raw-meta)
1796           ("M-6" . term-send-raw-meta)
1797           ("M-7" . term-send-raw-meta)
1798           ("M-8" . term-send-raw-meta)
1799           ("M-9" . term-send-raw-meta)
1800           ("<C-backspace>" . term-send-backward-kill-word)
1801           ("<M-DEL>" . term-send-backward-kill-word)
1802           ("M-d" . term-send-delete-word)
1803           ("M-," . term-send-raw)
1804           ("M-." . comint-dynamic-complete))
1805         term-unbind-key-alist
1806         '("C-z" "C-x" "C-c" "C-h"
1807           ;; "C-y"
1808           "<ESC>")))
1809
1810 (use-package page-break-lines
1811   :defer 0.5
1812   :delight " pgln"
1813   :custom
1814   (page-break-lines-max-width fill-column)
1815   :config
1816   (global-page-break-lines-mode))
1817
1818 (use-package expand-region
1819   :bind ("C-=" . er/expand-region))
1820
1821 (use-package multiple-cursors
1822   :bind
1823   (("C-S-<mouse-1>" . mc/add-cursor-on-click)
1824    (:prefix-map b/mc-prefix-map
1825                :prefix "C-c m"
1826                ("c" . mc/edit-lines)
1827                ("n" . mc/mark-next-like-this)
1828                ("p" . mc/mark-previous-like-this)
1829                ("a" . mc/mark-all-like-this))))
1830
1831 (comment
1832   ;; TODO
1833   (use-package forge
1834     :after magit
1835     :demand))
1836
1837 (use-package yasnippet
1838   :defer 0.6
1839   :config
1840   (defconst yas-verbosity-cur yas-verbosity)
1841   (setq yas-verbosity 2)
1842   (add-to-list 'yas-snippet-dirs "~/src/git/guix/etc/snippets" t)
1843   (yas-reload-all)
1844   (setq yas-verbosity yas-verbosity-cur)
1845
1846   (defun b/yas--maybe-expand-key-filter (cmd)
1847     (when (and (yas--maybe-expand-key-filter cmd)
1848                (not (bound-and-true-p git-commit-mode)))
1849       cmd))
1850   (defconst b/yas-maybe-expand
1851     '(menu-item "" yas-expand :filter b/yas--maybe-expand-key-filter))
1852   (define-key yas-minor-mode-map
1853     (kbd "SPC") b/yas-maybe-expand)
1854
1855   (yas-global-mode))
1856
1857 (use-package debbugs
1858   :straight (debbugs
1859              :host github
1860              :repo "emacs-straight/debbugs"
1861              :files (:defaults "Debbugs.wsdl")))
1862
1863 (use-package org-ref
1864   :init
1865   (b/setq-every '("~/usr/org/references.bib")
1866     reftex-default-bibliography
1867     org-ref-default-bibliography)
1868   (setq
1869    org-ref-bibliography-notes "~/usr/org/notes.org"
1870    org-ref-pdf-directory "~/usr/org/bibtex-pdfs/"))
1871
1872 (use-package alert
1873   :commands (alert)
1874   :init (setq alert-default-style 'notifications))
1875
1876 ;; (use-package fill-column-indicator)
1877
1878 (use-package emojify
1879   :hook (erc-mode . emojify-mode))
1880
1881 (use-feature window
1882   :bind
1883   (("C-c w <right>" . split-window-right)
1884    ("C-c w <down>"  . split-window-below)
1885    ("C-c w s l"     . split-window-right)
1886    ("C-c w s j"     . split-window-below)
1887    ("C-c w q"       . quit-window))
1888   :custom
1889   (split-width-threshold 150))
1890
1891 (use-feature windmove
1892   :defer 0.6
1893   :bind
1894   (("C-c w h" . windmove-left)
1895    ("C-c w j" . windmove-down)
1896    ("C-c w k" . windmove-up)
1897    ("C-c w l" . windmove-right)
1898    ("C-c w H" . windmove-swap-states-left)
1899    ("C-c w J" . windmove-swap-states-down)
1900    ("C-c w K" . windmove-swap-states-up)
1901    ("C-c w L" . windmove-swap-states-right)))
1902
1903 (use-package pass
1904   :commands pass
1905   :bind ("C-c a p" . pass)
1906   :hook (pass-mode . View-exit))
1907
1908 (use-package pdf-tools
1909   :defer 0.5
1910   :bind (:map pdf-view-mode-map
1911               ("<C-XF86Back>"    . pdf-history-backward)
1912               ("<mouse-8>"       . pdf-history-backward)
1913               ("<drag-mouse-8>"  . pdf-history-backward)
1914               ("<C-XF86Forward>" . pdf-history-forward)
1915               ("<mouse-9>"       . pdf-history-forward)
1916               ("<drag-mouse-9>"  . pdf-history-forward)
1917               ("M-RET"           . image-previous-line))
1918   :config (pdf-tools-install nil t)
1919   :custom (pdf-view-resize-factor 1.05))
1920
1921 (use-package biblio)
1922
1923 (use-feature reftex
1924   :hook (latex-mode . reftex-mode))
1925
1926 (use-feature reftex-cite
1927   :after reftex
1928   :disabled                             ; enable to disable
1929                                         ; reftex-cite's default choice
1930                                         ; of previous word
1931   :config
1932   (defun reftex-get-bibkey-default ()
1933     "If the cursor is in a citation macro, return the word before the macro."
1934     (let* ((macro (reftex-what-macro 1)))
1935       (save-excursion
1936         (when (and macro (string-match "cite" (car macro)))
1937           (goto-char (cdr macro)))
1938         (reftex-this-word)))))
1939
1940 \f
1941 ;;; Email (with Gnus)
1942
1943 (defvar b/maildir (expand-file-name "~/mail/"))
1944 (with-eval-after-load 'recentf
1945   (add-to-list 'recentf-exclude b/maildir))
1946
1947 (setq
1948  b/gnus-init-file  (b/etc "gnus")
1949  mail-user-agent   'gnus-user-agent
1950  read-mail-command 'gnus)
1951
1952 (use-feature gnus
1953   :bind (("s-m"     . gnus)
1954          ("s-M"     . gnus-unplugged)
1955          ("C-c a m" . gnus)
1956          ("C-c a M" . gnus-unplugged))
1957   :init
1958   (setq
1959    gnus-select-method '(nnnil "")
1960    gnus-secondary-select-methods
1961    '((nnimap "shemshak"
1962             (nnimap-stream plain)
1963             (nnimap-address "127.0.0.1")
1964             (nnimap-server-port 143)
1965             (nnimap-authenticator plain)
1966             (nnimap-user "amin@shemshak.local"))
1967      (nnimap "gnu"
1968             (nnimap-stream plain)
1969             (nnimap-address "127.0.0.1")
1970             (nnimap-server-port 143)
1971             (nnimap-authenticator plain)
1972             (nnimap-user "bandali@gnu.local")
1973             (nnimap-inbox "INBOX")
1974             (nnimap-split-methods 'nnimap-split-fancy)
1975             (nnimap-split-fancy (|
1976                                  ;; (: gnus-registry-split-fancy-with-parent)
1977                                  ;; (: gnus-group-split-fancy "INBOX" t "INBOX")
1978                                  ;; gnu
1979                                  (list ".*<\\(.*\\)\\.\\(non\\)?gnu\\.org>.*" "l.\\1")
1980                                  ;; *@lists.sr.ht, omitting one dot if present
1981                                  ;;    add more \\.?\\([^.@]*\\) if needed
1982                                  (list ".*<~\\(.*\\)/\\([^.@]*\\)\\.?\\([^.@]*\\)@lists.sr.ht>.*" "l.~\\1.\\2\\3")
1983                                  ;; webmasters
1984                                  (from "webmasters\\(-comment\\)?@gnu\\.org" "webmasters")
1985                                  ;; other
1986                                  (list ".*atreus.freelists.org" "l.atreus")
1987                                  (list ".*deepspec.lists.cs.princeton.edu" "l.deepspec")
1988                                  ;; (list ".*haskell-art.we.lurk.org" "l.haskell.art") ;d
1989                                  (list ".*haskell-cafe.haskell.org" "l.haskell-cafe")
1990                                  ;; (list ".*notmuch.notmuchmail.org" "l.notmuch") ;u
1991                                  ;; (list ".*dev.lists.parabola.nu" "l.parabola-dev") ;u
1992                                  ;; ----------------------------------
1993                                  ;; legend: (u)nsubscribed | (d)ead
1994                                  ;; ----------------------------------
1995                                  ;; otherwise, leave mail in INBOX
1996                                  "INBOX")))
1997      (nnimap "uw"
1998              (nnimap-stream plain)
1999              (nnimap-address "127.0.0.1")
2000              (nnimap-server-port 143)
2001              (nnimap-authenticator plain)
2002              (nnimap-user "abandali@uw.local")
2003              (nnimap-inbox "INBOX")
2004              (nnimap-split-methods 'nnimap-split-fancy)
2005              (nnimap-split-fancy (|
2006                                   ;; (: gnus-registry-split-fancy-with-parent)
2007                                   ;; se212-f19
2008                                   ("subject" "SE\\s-?212" "course.se212-f19")
2009                                   (from "SE\\s-?212" "course.se212-f19")
2010                                   ;; catch-all
2011                                   "INBOX")))
2012      (nnimap "csc"
2013              (nnimap-stream plain)
2014              (nnimap-address "127.0.0.1")
2015              (nnimap-server-port 143)
2016              (nnimap-authenticator plain)
2017              (nnimap-user "abandali@csc.uw.local")))
2018    gnus-message-archive-group "nnimap+shemshak:Sent"
2019    gnus-parameters
2020    '(("l\\.atreus"
2021       (to-address . "atreus@freelists.org")
2022       (to-list    . "atreus@freelists.org"))
2023      ("l\\.deepspec"
2024       (to-address . "deepspec@lists.cs.princeton.edu")
2025       (to-list    . "deepspec@lists.cs.princeton.edu")
2026       (list-identifier . "\\[deepspec\\]"))
2027      ("l\\.emacs-devel"
2028       (to-address . "emacs-devel@gnu.org")
2029       (to-list    . "emacs-devel@gnu.org"))
2030      ("l\\.help-gnu-emacs"
2031       (to-address . "help-gnu-emacs@gnu.org")
2032       (to-list    . "help-gnu-emacs@gnu.org"))
2033      ("l\\.info-gnu-emacs"
2034       (to-address . "info-gnu-emacs@gnu.org")
2035       (to-list    . "info-gnu-emacs@gnu.org"))
2036      ("l\\.emacs-orgmode"
2037       (to-address . "emacs-orgmode@gnu.org")
2038       (to-list    . "emacs-orgmode@gnu.org")
2039       (list-identifier . "\\[O\\]"))
2040      ("l\\.emacs-tangents"
2041       (to-address . "emacs-tangents@gnu.org")
2042       (to-list    . "emacs-tangents@gnu.org"))
2043      ("l\\.emacsconf-discuss"
2044       (to-address . "emacsconf-discuss@gnu.org")
2045       (to-list    . "emacsconf-discuss@gnu.org"))
2046      ("l\\.emacsconf-register"
2047       (to-address . "emacsconf-register@gnu.org")
2048       (to-list    . "emacsconf-register@gnu.org"))
2049      ("l\\.emacsconf-submit"
2050       (to-address . "emacsconf-submit@gnu.org")
2051       (to-list    . "emacsconf-submit@gnu.org"))
2052      ("l\\.fencepost-users"
2053       (to-address . "fencepost-users@gnu.org")
2054       (to-list    . "fencepost-users@gnu.org")
2055       (list-identifier . "\\[Fencepost-users\\]"))
2056      ("l\\.gnewsense-art"
2057       (to-address . "gnewsense-art@nongnu.org")
2058       (to-list    . "gnewsense-art@nongnu.org")
2059       (list-identifier . "\\[gNewSense-art\\]"))
2060      ("l\\.gnewsense-dev"
2061       (to-address . "gnewsense-dev@nongnu.org")
2062       (to-list    . "gnewsense-dev@nongnu.org")
2063       (list-identifier . "\\[Gnewsense-dev\\]"))
2064      ("l\\.gnewsense-users"
2065       (to-address . "gnewsense-users@nongnu.org")
2066       (to-list    . "gnewsense-users@nongnu.org")
2067       (list-identifier . "\\[gNewSense-users\\]"))
2068      ("l\\.gnunet-developers"
2069       (to-address . "gnunet-developers@gnu.org")
2070       (to-list    . "gnunet-developers@gnu.org")
2071       (list-identifier . "\\[GNUnet-developers\\]"))
2072      ("l\\.help-gnunet"
2073       (to-address . "help-gnunet@gnu.org")
2074       (to-list    . "help-gnunet@gnu.org")
2075       (list-identifier . "\\[Help-gnunet\\]"))
2076      ("l\\.bug-gnuzilla"
2077       (to-address . "bug-gnuzilla@gnu.org")
2078       (to-list    . "bug-gnuzilla@gnu.org")
2079       (list-identifier . "\\[Bug-gnuzilla\\]"))
2080      ("l\\.gnuzilla-dev"
2081       (to-address . "gnuzilla-dev@gnu.org")
2082       (to-list    . "gnuzilla-dev@gnu.org")
2083       (list-identifier . "\\[Gnuzilla-dev\\]"))
2084      ("l\\.guile-devel"
2085       (to-address . "guile-devel@gnu.org")
2086       (to-list    . "guile-devel@gnu.org"))
2087      ("l\\.guile-user"
2088       (to-address . "guile-user@gnu.org")
2089       (to-list    . "guile-user@gnu.org"))
2090      ("l\\.guix-devel"
2091       (to-address . "guix-devel@gnu.org")
2092       (to-list    . "guix-devel@gnu.org"))
2093      ("l\\.help-guix"
2094       (to-address . "help-guix@gnu.org")
2095       (to-list    . "help-guix@gnu.org"))
2096      ("l\\.info-guix"
2097       (to-address . "info-guix@gnu.org")
2098       (to-list    . "info-guix@gnu.org"))
2099      ("l\\.savannah-hackers-public"
2100       (to-address . "savannah-hackers-public@gnu.org")
2101       (to-list    . "savannah-hackers-public@gnu.org"))
2102      ("l\\.savannah-users"
2103       (to-address . "savannah-users@gnu.org")
2104       (to-list    . "savannah-users@gnu.org"))
2105      ("l\\.www-commits"
2106       (to-address . "www-commits@gnu.org")
2107       (to-list    . "www-commits@gnu.org"))
2108      ("l\\.www-discuss"
2109       (to-address . "www-discuss@gnu.org")
2110       (to-list    . "www-discuss@gnu.org"))
2111      ("l\\.haskell-art"
2112       (to-address . "haskell-art@we.lurk.org")
2113       (to-list    . "haskell-art@we.lurk.org")
2114       (list-identifier . "\\[haskell-art\\]"))
2115      ("l\\.haskell-cafe"
2116       (to-address . "haskell-cafe@haskell.org")
2117       (to-list    . "haskell-cafe@haskell.org")
2118       (list-identifier . "\\[Haskell-cafe\\]"))
2119      ("l\\.notmuch"
2120       (to-address . "notmuch@notmuchmail.org")
2121       (to-list    . "notmuch@notmuchmail.org"))
2122      ("l\\.parabola-dev"
2123       (to-address . "dev@lists.parabola.nu")
2124       (to-list    . "dev@lists.parabola.nu")
2125       (list-identifier . "\\[Dev\\]"))
2126      ("l\\.~bandali\\.public-inbox"
2127       (to-address . "~bandali/public-inbox@lists.sr.ht")
2128       (to-list    . "~bandali/public-inbox@lists.sr.ht"))
2129      ("l\\.~sircmpwn\\.free-writers-club"
2130       (to-address . "~sircmpwn/free-writers-club@lists.sr.ht")
2131       (to-list    . "~sircmpwn/free-writers-club@lists.sr.ht"))
2132      ("l\\.~sircmpwn\\.srht-admins"
2133       (to-address . "~sircmpwn/sr.ht-admins@lists.sr.ht")
2134       (to-list    . "~sircmpwn/sr.ht-admins@lists.sr.ht"))
2135      ("l\\.~sircmpwn\\.srht-announce"
2136       (to-address . "~sircmpwn/sr.ht-announce@lists.sr.ht")
2137       (to-list    . "~sircmpwn/sr.ht-announce@lists.sr.ht"))
2138      ("l\\.~sircmpwn\\.srht-dev"
2139       (to-address . "~sircmpwn/sr.ht-dev@lists.sr.ht")
2140       (to-list    . "~sircmpwn/sr.ht-dev@lists.sr.ht"))
2141      ("l\\.~sircmpwn\\.srht-discuss"
2142       (to-address . "~sircmpwn/sr.ht-discuss@lists.sr.ht")
2143       (to-list    . "~sircmpwn/sr.ht-discuss@lists.sr.ht"))
2144      ("webmasters"
2145       (to-address . "webmasters@gnu.org")
2146       (to-list    . "webmasters@gnu.org"))
2147      ("gnu.*"
2148       (gcc-self . t))
2149      ("gnu\\."
2150       (subscribed . t))
2151      ("nnimap\\+uw:.*"
2152       (gcc-self . t)))
2153    gnus-large-newsgroup  50
2154    gnus-home-directory   (b/var "gnus/")
2155    gnus-directory        (concat gnus-home-directory "news/")
2156    message-directory     (concat gnus-home-directory "mail/")
2157    nndraft-directory     (concat gnus-home-directory "drafts/")
2158    gnus-save-newsrc-file nil
2159    gnus-read-newsrc-file nil
2160    gnus-interactive-exit nil
2161    gnus-gcc-mark-as-read t)
2162   :config
2163   (require 'ebdb)
2164   (require 'ebdb-mua)
2165   (require 'ebdb-gnus)
2166
2167   (when (version< emacs-version "27")
2168     (add-to-list
2169      'nnmail-split-abbrev-alist
2170      '(list . "list-id\\|list-post\\|x-mailing-list\\|x-beenthere\\|x-loop")
2171      t))
2172
2173   ;; (gnus-registry-initialize)
2174
2175   (with-eval-after-load 'recentf
2176     (add-to-list 'recentf-exclude gnus-home-directory)))
2177
2178 (use-feature gnus-art
2179   :config
2180   (setq
2181    gnus-buttonized-mime-types '("multipart/\\(signed\\|encrypted\\)")
2182    gnus-visible-headers
2183    (concat gnus-visible-headers "\\|^List-Id:\\|^X-RT-Originator:\\|^User-Agent:")
2184    gnus-sorted-header-list
2185    '("^From:" "^Subject:" "^Summary:" "^Keywords:"
2186      "^Followup-To:" "^To:" "^Cc:" "X-RT-Originator"
2187      "^Newsgroups:" "List-Id:" "^Organization:"
2188      "^User-Agent:" "^Date:")
2189   ;; local-lapsed article dates
2190   ;; from https://www.emacswiki.org/emacs/GnusFormatting#toc11
2191   gnus-article-date-headers '(user-defined)
2192   gnus-article-time-format
2193   (lambda (time)
2194     (let* ((date (format-time-string "%a, %d %b %Y %T %z" time))
2195            (local (article-make-date-line date 'local))
2196            (combined-lapsed (article-make-date-line date
2197                                                     'combined-lapsed))
2198            (lapsed (progn
2199                      (string-match " (.+" combined-lapsed)
2200                      (match-string 0 combined-lapsed))))
2201       (concat local lapsed))))
2202   (bind-keys
2203    :map gnus-article-mode-map
2204    ("M-L" . org-store-link)))
2205
2206 (use-feature gnus-sum
2207   :bind (:map gnus-summary-mode-map
2208               :prefix-map b/gnus-summary-prefix-map
2209               :prefix "v"
2210               ("r" . gnus-summary-reply)
2211               ("w" . gnus-summary-wide-reply)
2212               ("v" . gnus-summary-show-raw-article))
2213   :config
2214   (bind-keys
2215    :map gnus-summary-mode-map
2216    ("M-L" . org-store-link))
2217   :hook (gnus-summary-mode . b/no-mouse-autoselect-window)
2218   :custom
2219   (gnus-thread-sort-functions '(gnus-thread-sort-by-number
2220                                 gnus-thread-sort-by-subject
2221                                 gnus-thread-sort-by-date)))
2222
2223 (use-feature gnus-msg
2224   :config
2225   (defvar b/signature "Amin Bandali
2226 Free Software Activist | GNU Webmaster & Volunteer
2227 GPG: BE62 7373 8E61 6D6D 1B3A  08E8 A21A 0202 4881 6103
2228 https://shemshak.org/~amin")
2229   (defvar b/gnu-signature "Amin Bandali
2230 Free Software Activist | GNU Webmaster & Volunteer
2231 GPG: BE62 7373 8E61 6D6D 1B3A  08E8 A21A 0202 4881 6103
2232 https://bandali.eu.org")
2233   (defvar b/uw-signature "Amin Bandali, MMath Student
2234 Cheriton School of Computer Science
2235 University of Waterloo
2236 https://bandali.eu.org")
2237   (defvar b/csc-signature "Amin Bandali
2238 Systems Committee
2239 Computer Science Club, University of Waterloo
2240 https://csclub.uwaterloo.ca/~abandali")
2241   (setq gnus-posting-styles
2242         '((".*"
2243            (address "amin@shemshak.org")
2244            (body "\nBest,\n")
2245            (signature b/signature)
2246            (eval (setq b/message-cite-say-hi t)))
2247           ("nnimap\\+gnu:.*"
2248            (address "bandali@gnu.org")
2249            (signature b/gnu-signature)
2250            (eval (set (make-local-variable 'message-user-fqdn) "fencepost.gnu.org")))
2251           ((header "subject" "ThankCRM")
2252            (to "webmasters-comment@gnu.org")
2253            (body "")
2254            (eval (setq b/message-cite-say-hi nil)))
2255           ("nnimap\\+uw:.*"
2256            (address "abandali@uwaterloo.ca")
2257            (signature b/uw-signature))
2258           ("nnimap\\+uw:INBOX"
2259            (gcc "\"nnimap+uw:Sent Items\""))
2260           ("nnimap\\+csc:.*"
2261            (address "abandali@csclub.uwaterloo.ca")
2262            (signature b/csc-signature)
2263            (gcc "nnimap+csc:Sent")))))
2264
2265 (use-feature gnus-topic
2266   :hook (gnus-group-mode . gnus-topic-mode)
2267   :config (setq gnus-topic-line-format "%i[ %A: %(%{%n%}%) ]%v\n"))
2268
2269 (use-feature gnus-agent
2270   :config
2271   (setq gnus-agent-synchronize-flags 'ask)
2272   :hook (gnus-group-mode . gnus-agent-mode))
2273
2274 (use-feature gnus-group
2275   :config
2276   (setq gnus-permanently-visible-groups "\\(:INBOX$\\|:gnu$\\)"))
2277
2278 (comment
2279   ;; problematic with ebdb's popup, *EBDB-Gnus*
2280   (use-feature gnus-win
2281     :config
2282     (setq gnus-use-full-window nil)))
2283
2284 (use-feature gnus-dired
2285   :commands gnus-dired-mode
2286   :init
2287   (add-hook 'dired-mode-hook 'gnus-dired-mode))
2288
2289 (use-feature mm-decode
2290   :config
2291   (setq mm-discouraged-alternatives '("text/html" "text/richtext")
2292         mm-decrypt-option 'known
2293         mm-verify-option 'known))
2294
2295 (use-feature mm-uu
2296   :custom
2297   (mm-uu-diff-groups-regexp
2298    "\\(gmane\\|gnu\\|l\\)\\..*\\(diff\\|commit\\|cvs\\|bug\\|dev\\)"))
2299
2300 (use-feature sendmail
2301   :config
2302   (setq sendmail-program (executable-find "msmtp")
2303         ;; message-sendmail-extra-arguments '("-v" "-d")
2304         mail-specify-envelope-from t
2305         mail-envelope-from 'header))
2306
2307 (use-feature message
2308   :config
2309   ;; redefine for a simplified In-Reply-To header
2310   ;; (see https://todo.sr.ht/~sircmpwn/lists.sr.ht/67)
2311   (defun message-make-in-reply-to ()
2312     "Return the In-Reply-To header for this message."
2313     (when message-reply-headers
2314       (let ((from (mail-header-from message-reply-headers))
2315             (msg-id (mail-header-id message-reply-headers)))
2316         (when from
2317           msg-id))))
2318
2319   (defconst b/message-cite-style-format "On %Y-%m-%d %l:%M %p, %N wrote:")
2320   (defconst message-cite-style-bandali
2321     '((message-cite-function  'message-cite-original)
2322       (message-citation-line-function  'message-insert-formatted-citation-line)
2323       (message-cite-reply-position 'traditional)
2324       (message-yank-prefix  "> ")
2325       (message-yank-cited-prefix  ">")
2326       (message-yank-empty-prefix  ">")
2327       (message-citation-line-format
2328        (if b/message-cite-say-hi
2329            (concat "Hi %F,\n\n" b/message-cite-style-format)
2330          b/message-cite-style-format)))
2331     "Citation style based on Mozilla Thunderbird's. Use with message-cite-style.")
2332   (setq ;; message-cite-style 'message-cite-style-bandali
2333         message-kill-buffer-on-exit t
2334         message-send-mail-function 'message-send-mail-with-sendmail
2335         message-sendmail-envelope-from 'header
2336         message-subscribed-address-functions
2337         '(gnus-find-subscribed-addresses)
2338         message-dont-reply-to-names
2339         "\\(\\(\\(amin\\|mab\\)@shemshak\\.org\\)\\|\\(amin@bndl\\.org\\)\\|\\(.*@aminb\\.org\\)\\|\\(\\(bandali\\|mab\\|aminb?\\)@gnu\\.org\\)\\|\\(a\\(min\\.\\)?bandali@uwaterloo\\.ca\\)\\|\\(abandali@csclub\\.uwaterloo\\.ca\\)\\)")
2340   (require 'company-ebdb)
2341   :hook (;; (message-setup . mml-secure-message-sign-pgpmime)
2342          (message-mode . flyspell-mode)
2343          (message-mode . (lambda ()
2344                            ;; (setq fill-column 65
2345                            ;;       message-fill-column 65)
2346                            (make-local-variable 'company-idle-delay)
2347                            (setq company-idle-delay 0.2))))
2348   ;; :custom-face
2349   ;; (message-header-subject ((t (:foreground "#111" :weight semi-bold))))
2350   ;; (message-header-to      ((t (:foreground "#111" :weight normal))))
2351   ;; (message-header-cc      ((t (:foreground "#333" :weight normal))))
2352   :custom
2353   (message-elide-ellipsis "[...]\n"))
2354
2355 (use-feature mml
2356   :delight " mml")
2357
2358 (use-feature mml-sec
2359   :custom
2360   (mml-secure-openpgp-encrypt-to-self t)
2361   (mml-secure-openpgp-sign-with-sender t))
2362
2363 (use-feature footnote
2364   :after message
2365   ;; :config
2366   ;; (setq footnote-start-tag ""
2367   ;;       footnote-end-tag   ""
2368   ;;       footnote-style     'unicode)
2369   :bind
2370   (:map message-mode-map
2371         :prefix-map b/footnote-prefix-map
2372         :prefix "C-c f n"
2373         ("a" . footnote-add-footnote)
2374         ("b" . footnote-back-to-message)
2375         ("c" . footnote-cycle-style)
2376         ("d" . footnote-delete-footnote)
2377         ("g" . footnote-goto-footnote)
2378         ("r" . footnote-renumber-footnotes)
2379         ("s" . footnote-set-style)))
2380
2381 (use-package ebdb
2382   :after gnus
2383   :bind (:map gnus-group-mode-map ("e" . ebdb))
2384   :config
2385   (setq ebdb-sources (b/var "ebdb"))
2386   (with-eval-after-load 'swiper
2387     (add-to-list 'swiper-font-lock-exclude 'ebdb-mode t)))
2388
2389 (use-feature ebdb-com
2390   :after ebdb)
2391
2392 ;; (use-package ebdb-complete
2393 ;;   :after ebdb
2394 ;;   :config
2395 ;;   (ebdb-complete-enable))
2396
2397 (use-package company-ebdb
2398   :config
2399   (defun company-ebdb--post-complete (_) nil))
2400
2401 (use-feature ebdb-gnus
2402   :after ebdb
2403   :custom
2404   (ebdb-gnus-window-size 0.3))
2405
2406 (use-feature ebdb-mua
2407   :after ebdb
2408   ;; :custom (ebdb-mua-pop-up nil)
2409   )
2410
2411 ;; (use-package ebdb-message
2412 ;;   :after ebdb)
2413
2414 ;; (use-package ebdb-vcard
2415 ;;   :after ebdb)
2416
2417 (use-package message-x)
2418
2419 (comment
2420   (use-package message-x
2421     :custom
2422     (message-x-completion-alist
2423      (quote
2424       (("\\([rR]esent-\\|[rR]eply-\\)?[tT]o:\\|[bB]?[cC][cC]:" . gnus-harvest-find-address)
2425        ((if
2426             (boundp
2427              (quote message-newgroups-header-regexp))
2428             message-newgroups-header-regexp message-newsgroups-header-regexp)
2429         . message-expand-group))))))
2430
2431 (comment
2432   (use-package gnus-harvest
2433     :commands gnus-harvest-install
2434     :demand t
2435     :config
2436     (if (featurep 'message-x)
2437         (gnus-harvest-install 'message-x)
2438       (gnus-harvest-install))))
2439
2440 (use-feature gnus-article-treat-patch
2441   :disabled
2442   :demand
2443   :load-path "lisp/"
2444   :config
2445   ;; note: be sure to customize faces with `:foreground "white"' when
2446   ;; using a theme with a white/light background :)
2447   (setq ft/gnus-article-patch-conditions
2448         '("^@@ -[0-9]+,[0-9]+ \\+[0-9]+,[0-9]+ @@")))
2449
2450 \f
2451 ;;; IRC (with ERC and ZNC)
2452
2453 (use-feature erc
2454   :bind (("C-c b e" . erc-switch-to-buffer)
2455          :map erc-mode-map
2456          ("M-a" . erc-track-switch-buffer))
2457   :custom
2458   (erc-join-buffer 'bury)
2459   (erc-lurker-hide-list '("JOIN" "PART" "QUIT"))
2460   (erc-nick "bandali")
2461   (erc-prompt "erc>")
2462   (erc-rename-buffers t)
2463   (erc-server-reconnect-attempts 5)
2464   (erc-server-reconnect-timeout 3)
2465   :config
2466   (defun erc-cmd-OPME ()
2467     "Request chanserv to op me."
2468     (erc-message "PRIVMSG"
2469                  (format "chanserv op %s %s"
2470                          (erc-default-target)
2471                          (erc-current-nick)) nil))
2472   (defun erc-cmd-DEOPME ()
2473     "Deop myself from current channel."
2474     (erc-cmd-DEOP (format "%s" (erc-current-nick))))
2475   (add-to-list 'erc-modules 'keep-place)
2476   (add-to-list 'erc-modules 'notifications)
2477   (add-to-list 'erc-modules 'spelling)
2478   (add-to-list 'erc-modules 'scrolltoplace)
2479   (erc-update-modules)
2480
2481   (when (and (version<= "24.4" emacs-version)
2482              (version<         emacs-version "27"))
2483     ;; fix erc-lurker bug
2484     ;; patch submitted: https://bugs.gnu.org/36843#10
2485     ;; TODO: remove when patch is merged and emacs 27 is released
2486     (defvar erc-message-parsed)
2487     (defun erc-display-message (parsed type buffer msg &rest args)
2488       "Display MSG in BUFFER.
2489
2490 ARGS, PARSED, and TYPE are used to format MSG sensibly.
2491
2492 See also `erc-format-message' and `erc-display-line'."
2493       (let ((string (if (symbolp msg)
2494                         (apply #'erc-format-message msg args)
2495                       msg))
2496             (erc-message-parsed parsed))
2497         (setq string
2498               (cond
2499                ((null type)
2500                 string)
2501                ((listp type)
2502                 (mapc (lambda (type)
2503                         (setq string
2504                               (erc-display-message-highlight type string)))
2505                       type)
2506                 string)
2507                ((symbolp type)
2508                 (erc-display-message-highlight type string))))
2509
2510         (if (not (erc-response-p parsed))
2511             (erc-display-line string buffer)
2512           (unless (erc-hide-current-message-p parsed)
2513             (erc-put-text-property 0 (length string) 'erc-parsed parsed string)
2514             (erc-put-text-property 0 (length string) 'rear-sticky t string)
2515             (when (erc-response.tags parsed)
2516               (erc-put-text-property 0 (length string) 'tags (erc-response.tags parsed)
2517                                      string))
2518             (erc-display-line string buffer)))))
2519
2520     (defun erc-lurker-update-status (_message)
2521       "Update `erc-lurker-state' if necessary.
2522
2523 This function is called from `erc-insert-pre-hook'.  If the
2524 current message is a PRIVMSG, update `erc-lurker-state' to
2525 reflect the fact that its sender has issued a PRIVMSG at the
2526 current time.  Otherwise, take no action.
2527
2528 This function depends on the fact that `erc-display-message'
2529 lexically binds `erc-message-parsed', which is used to check if
2530 the current message is a PRIVMSG and to determine its sender.
2531 See also `erc-lurker-trim-nicks' and `erc-lurker-ignore-chars'.
2532
2533 In order to limit memory consumption, this function also calls
2534 `erc-lurker-cleanup' once every `erc-lurker-cleanup-interval'
2535 updates of `erc-lurker-state'."
2536       (when (and (boundp 'erc-message-parsed)
2537                  (erc-response-p erc-message-parsed))
2538         (let* ((command (erc-response.command erc-message-parsed))
2539                (sender
2540                 (erc-lurker-maybe-trim
2541                  (car (erc-parse-user (erc-response.sender erc-message-parsed)))))
2542                (server
2543                 (erc-canonicalize-server-name erc-server-announced-name)))
2544           (when (equal command "PRIVMSG")
2545             (when (>= (cl-incf erc-lurker-cleanup-count)
2546                       erc-lurker-cleanup-interval)
2547               (setq erc-lurker-cleanup-count 0)
2548               (erc-lurker-cleanup))
2549             (unless (gethash server erc-lurker-state)
2550               (puthash server (make-hash-table :test 'equal) erc-lurker-state))
2551             (puthash sender (current-time)
2552                      (gethash server erc-lurker-state))))))))
2553
2554 (use-feature erc-fill
2555   :after erc
2556   :custom
2557   (erc-fill-column 77)
2558   (erc-fill-function 'erc-fill-static)
2559   (erc-fill-static-center 18))
2560
2561 (use-feature erc-pcomplete
2562   :after erc
2563   :custom
2564   (erc-pcomplete-nick-postfix ","))
2565
2566 (use-feature erc-track
2567   :after erc
2568   :bind (("C-c a e t d" . erc-track-disable)
2569          ("C-c a e t e" . erc-track-enable))
2570   :custom
2571   (erc-track-enable-keybindings nil)
2572   (erc-track-exclude-types '("JOIN" "MODE" "NICK" "PART" "QUIT"
2573                              "324" "329" "332" "333" "353" "477"))
2574   (erc-track-priority-faces-only 'all)
2575   (erc-track-shorten-function nil))
2576
2577 (use-package erc-hl-nicks
2578   :after erc)
2579
2580 (use-package erc-scrolltoplace
2581   :after erc)
2582
2583 (use-package znc
2584   :straight (:host nil :repo "https://git.shemshak.org/amin/znc.el")
2585   :bind (("C-c a e e" . znc-erc)
2586          ("C-c a e a" . znc-all))
2587   :config
2588   (let ((pwd (let ((auth (auth-source-search :host "znca")))
2589                (cond
2590                 ((null auth) (error "Couldn't find znca's authinfo"))
2591                 (t (funcall (plist-get (car auth) :secret)))))))
2592     (setq znc-servers
2593           `(("znc.shemshak.org" 1337 t
2594              ((freenode "amin/freenode" ,pwd)))
2595             ("znc.shemshak.org" 1337 t
2596              ((moznet "amin/moznet" ,pwd)))
2597             ("znc.shemshak.org" 1337 t
2598              ((oftc "amin/oftc" ,pwd)))))))
2599
2600 \f
2601 ;;; Post initialization
2602
2603 (message "Loading %s...done (%.3fs)" user-init-file
2604          (float-time (time-subtract (current-time)
2605                                     b/before-user-init-time)))
2606
2607 ;;; init.el ends here