Assimilate 4 drones for ERC setup, and move ERC things to lisp/
[~bandali/configs] / init.el
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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;; GNU Emacs configuration of Amin Bandali, computer scientist,
21;; Free Software activist, and GNU maintainer & webmaster. Packages
22;; are installed through using Borg for a fully reproducible setup.
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(defvar b/exwm-p (string= (system-name) "chaman")
45 "Whether or not we will be using `exwm'.")
46
47(when (not (bound-and-true-p b/emacs-initialized))
48 (message "Loading Emacs...done (%.3fs)"
49 (float-time (time-subtract b/before-user-init-time
50 before-init-time))))
51
52;; temporarily increase `gc-cons-threshhold' and `gc-cons-percentage'
53;; during startup to reduce garbage collection frequency. clearing
54;; `file-name-handler-alist' seems to help reduce startup time too.
55(defvar b/gc-cons-threshold gc-cons-threshold)
56(defvar b/gc-cons-percentage gc-cons-percentage)
57(defvar b/file-name-handler-alist file-name-handler-alist)
58(setq gc-cons-threshold (* 30 1024 1024) ; 30 MiB
59 gc-cons-percentage 0.6
60 file-name-handler-alist nil
61 ;; sidesteps a bug when profiling with esup
62 esup-child-profile-require-level 0)
63
64;; set them back to their defaults once we're done initializing
65(defun b/post-init ()
66 "My post-initialize function, run after loading `user-init-file'."
67 (setq b/emacs-initialized t
68 gc-cons-threshold b/gc-cons-threshold
69 gc-cons-percentage b/gc-cons-percentage
70 file-name-handler-alist b/file-name-handler-alist)
71 (when b/exwm-p
72 (with-eval-after-load 'exwm-workspace
73 (setq-default
74 mode-line-format
75 (append
76 mode-line-format
77 '((:eval
78 (format
79 "[%s]" (number-to-string
80 exwm-workspace-current-index)))))))))
81(add-hook 'after-init-hook #'b/post-init)
82
83;; increase number of lines kept in *Messages* log
84(setq message-log-max 20000)
85
86;; optionally, uncomment to supress some byte-compiler warnings
87;; (see C-h v byte-compile-warnings RET for more info)
88;; (setq byte-compile-warnings
89;; '(not free-vars unresolved noruntime lexical make-local))
90
91\f
92;;; whoami
93
94(setq user-full-name "Amin Bandali"
95 user-mail-address "bandali@gnu.org")
96
97\f
98;;; comment macro
99
100;; useful for commenting out multiple sexps at a time
101(defmacro comment (&rest _)
102 "Comment out one or more s-expressions."
103 (declare (indent defun))
104 nil)
105
106\f
107;;; Package management
108
109(progn ; `borg'
110 (add-to-list 'load-path
111 (expand-file-name "lib/borg" user-emacs-directory))
112 (require 'borg)
113 (borg-initialize)
114 (setq borg-rewrite-urls-alist
115 '(("git@github.com:" . "https://github.com/")
116 ("git@gitlab.com:" . "https://gitlab.com/"))))
117
118;; use-package
119(if nil ; set to t when need to debug init
120 (progn
121 (setq use-package-verbose t
122 use-package-expand-minimally nil
123 use-package-compute-statistics t
124 debug-on-error t)
125 (require 'use-package))
126 (setq use-package-verbose nil
127 use-package-expand-minimally t))
128
129(setq use-package-always-defer t)
130(require 'bind-key)
131
132\f
133;;; Initial setup
134
135;; keep ~/.emacs.d clean
136(use-package no-littering
137 :demand
138 :config
139 (defalias 'b/etc 'no-littering-expand-etc-file-name)
140 (defalias 'b/var 'no-littering-expand-var-file-name))
141
142(use-package auto-compile
143 :demand
144 :config
145 (auto-compile-on-load-mode)
146 (auto-compile-on-save-mode)
147 (setq auto-compile-display-buffer nil)
148 (setq auto-compile-mode-line-counter t)
149 (setq auto-compile-source-recreate-deletes-dest t)
150 (setq auto-compile-toggle-deletes-nonlib-dest t)
151 (setq auto-compile-update-autoloads t))
152
153;; separate custom file (don't want it mixing with init.el)
154(use-package custom
155 :no-require
156 :config
157 (setq custom-file (b/etc "custom.el"))
158 (when (file-exists-p custom-file)
159 (load custom-file))
160 ;; while at it, treat themes as safe
161 (setf custom-safe-themes t)
162 ;; only one custom theme at a time
163 (comment
164 (defadvice load-theme (before clear-previous-themes activate)
165 "Clear existing theme settings instead of layering them"
166 (mapc #'disable-theme custom-enabled-themes))))
167
168;; load the secrets file if it exists, otherwise show a warning
169(comment
170 (with-demoted-errors
171 (load (b/etc "secrets"))))
172
173;; start up emacs server. see
174;; https://www.gnu.org/software/emacs/manual/html_node/emacs/Emacs-Server.html#Emacs-Server
175(use-package server
176 :defer 0.5
177 :config
178 (declare-function server-edit "server")
179 (bind-key "C-c F D" 'server-edit)
180 (declare-function server-running-p "server")
181 (or (server-running-p) (server-mode)))
182
183\f
184;;; Useful utilities
185
186(defmacro b/setq-every (value &rest vars)
187 "Set all the variables from VARS to value VALUE."
188 (declare (indent defun) (debug t))
189 `(progn ,@(mapcar (lambda (x) (list 'setq x value)) vars)))
190
191(defun b/start-process (program &rest args)
192 "Same as `start-process', but doesn't bother about name and buffer."
193 (let ((process-name (concat program "_process"))
194 (buffer-name (generate-new-buffer-name
195 (concat program "_output"))))
196 (apply #'start-process
197 process-name buffer-name program args)))
198
199(defun b/dired-start-process (program &optional args)
200 "Open current file with a PROGRAM."
201 ;; Shell command looks like this: "program [ARGS]... FILE" (ARGS can
202 ;; be nil, so remove it).
203 (declare-function dired-get-file-for-visit "dired")
204 (apply #'b/start-process
205 program
206 (remove nil (list args (dired-get-file-for-visit)))))
207
208(defun b/add-elisp-section ()
209 (interactive)
210 (insert "\n")
211 (forward-line -1)
212 (insert "\n\f\n;;; "))
213
214;; (defvar b/fill-column 47
215;; "My custom `fill-column'.")
216
217(defconst b/asterism "* * *")
218
219(defun b/insert-asterism ()
220 "Insert a centred asterism."
221 (interactive)
222 (insert
223 (concat
224 "\n\n"
225 (make-string (floor (/ (- fill-column (length b/asterism)) 2))
226 ?\s)
227 b/asterism
228 "\n\n")))
229
230(defun b/no-mouse-autoselect-window ()
231 "Conveniently disable `focus-follows-mouse'.
232For disabling the behaviour for certain buffers and/or modes."
233 (make-local-variable 'mouse-autoselect-window)
234 (setq mouse-autoselect-window nil))
235
236(defun b/kill-current-buffer ()
237 "Kill the current buffer."
238 ;; also see https://redd.it/64xb3q
239 (interactive)
240 (kill-buffer (current-buffer)))
241
242\f
243;;; Defaults
244
245;;;; C-level customizations
246
247(setq
248 ;; minibuffer
249 enable-recursive-minibuffers t
250 resize-mini-windows t
251 ;; more useful frame titles
252 frame-title-format '("" invocation-name " - "
253 (:eval
254 (if (buffer-file-name)
255 (abbreviate-file-name (buffer-file-name))
256 "%b")))
257 ;; i don't feel like jumping out of my chair every now and again; so
258 ;; don't BEEP! at me, emacs
259 ring-bell-function 'ignore
260 ;; better scrolling
261 ;; scroll-margin 1
262 ;; scroll-conservatively 10000
263 scroll-step 1
264 scroll-conservatively 10
265 scroll-preserve-screen-position 1
266 ;; focus follows mouse
267 mouse-autoselect-window t)
268
269(setq-default
270 ;; always use space for indentation
271 indent-tabs-mode nil
272 tab-width 4
273 ;; cursor shape
274 cursor-type t)
275
276;; unicode support
277(comment
278 (dolist (ft (fontset-list))
279 (set-fontset-font
280 ft
281 'unicode
282 (font-spec :name "Source Code Pro" :size 14))
283 (set-fontset-font
284 ft
285 'unicode
286 (font-spec :name "DejaVu Sans Mono")
287 nil
288 'append)
289 ;; (set-fontset-font
290 ;; ft
291 ;; 'unicode
292 ;; (font-spec
293 ;; :name "Symbola monospacified for DejaVu Sans Mono")
294 ;; nil
295 ;; 'append)
296 ;; (set-fontset-font
297 ;; ft
298 ;; #x2115 ; ℕ
299 ;; (font-spec :name "DejaVu Sans Mono")
300 ;; nil
301 ;; 'append)
302 (set-fontset-font
303 ft
304 (cons ?Α ?ω)
305 (font-spec :name "DejaVu Sans Mono" :size 14)
306 nil
307 'prepend)))
308
309;;;; Elisp-level customizations
310
311(use-package startup
312 :no-require
313 :demand
314 :config
315 ;; don't need to see the startup echo area message
316 (advice-add #'display-startup-echo-area-message :override #'ignore)
317 :custom
318 ;; i want *scratch* as my startup buffer
319 (initial-buffer-choice t)
320 ;; i don't need the default hint
321 (initial-scratch-message nil)
322 ;; use customizable text-mode as major mode for *scratch*
323 ;; (initial-major-mode 'text-mode)
324 ;; inhibit buffer list when more than 2 files are loaded
325 (inhibit-startup-buffer-menu t)
326 ;; don't need to see the startup screen or echo area message
327 (inhibit-startup-screen t)
328 (inhibit-startup-echo-area-message user-login-name))
329
330(use-package files
331 :no-require
332 :demand
333 :custom
334 ;; backups (C-h v make-backup-files RET)
335 (backup-by-copying t)
336 (version-control t)
337 (delete-old-versions t)
338
339 ;; auto-save
340 (auto-save-file-name-transforms
341 `((".*" ,(b/var "auto-save/") t)))
342
343 ;; insert newline at the end of files
344 (require-final-newline t)
345
346 ;; open read-only file buffers in view-mode
347 ;; (enables niceties like `q' for quit)
348 (view-read-only t))
349
350;; disable disabled commands
351(setq disabled-command-function nil)
352
353;; lazy-person-friendly yes/no prompts
354(defalias 'yes-or-no-p #'y-or-n-p)
355
356;; enable automatic reloading of changed buffers and files
357(use-package autorevert
358 :demand
359 :config
360 (global-auto-revert-mode 1)
361 :custom
362 (auto-revert-verbose nil)
363 (global-auto-revert-non-file-buffers nil))
364
365;; time and battery in mode-line
366(use-package time
367 :demand
368 :config
369 (display-time-mode)
370 :custom
371 (display-time-default-load-average nil)
372 (display-time-format " %a %b %-e %-l:%M%P")
373 (display-time-mail-icon '(image :type xpm :file "gnus/gnus-pointer.xpm" :ascent center))
374 (display-time-use-mail-icon t))
375
376(use-package battery
377 :demand
378 :config
379 (display-battery-mode)
380 :custom
381 (battery-mode-line-format "%p%% %t"))
382
383(use-package fringe
384 :demand
385 :config
386 ;; smaller fringe
387 ;; (fringe-mode '(3 . 1))
388 (fringe-mode nil))
389
390(use-package winner
391 :demand
392 :config
393 ;; enable winner-mode (C-h f winner-mode RET)
394 (winner-mode 1))
395
396(use-package compile
397 :config
398 ;; don't display *compilation* buffer on success. based on
399 ;; https://stackoverflow.com/a/17788551, with changes to use `cl-letf'
400 ;; instead of the now obsolete `flet'.
401 (defun b/compilation-finish-function (buffer outstr)
402 (unless (string-match "finished" outstr)
403 (switch-to-buffer-other-window buffer))
404 t)
405
406 (setq compilation-finish-functions #'b/compilation-finish-function)
407
408 (require 'cl-macs)
409
410 (defadvice compilation-start
411 (around inhibit-display
412 (command &optional mode name-function highlight-regexp))
413 (if (not (string-match "^\\(find\\|grep\\)" command))
414 (cl-letf (((symbol-function 'display-buffer) #'ignore))
415 (save-window-excursion ad-do-it))
416 ad-do-it))
417 (ad-activate 'compilation-start))
418
419(use-package isearch
420 :custom
421 ;; allow scrolling in Isearch
422 (isearch-allow-scroll t)
423 ;; search for non-ASCII characters: i’d like non-ASCII characters such
424 ;; as ‘’“”«»‹›áⓐ𝒶 to be selected when i search for their ASCII
425 ;; counterpart. shoutout to
426 ;; http://endlessparentheses.com/new-in-emacs-25-1-easily-search-non-ascii-characters.html
427 (search-default-mode #'char-fold-to-regexp))
428
429;; uncomment to extend the above behaviour to query-replace
430(comment
431 (use-package replace
432 :custom
433 (replace-char-fold t)))
434
435(use-package vc
436 :bind ("C-x v C-=" . vc-ediff))
437
438(use-package vc-git
439 :after vc
440 :custom
441 (vc-git-print-log-follow t))
442
443(use-package ediff
444 :config (add-hook 'ediff-after-quit-hook-internal 'winner-undo)
445 :custom ((ediff-window-setup-function 'ediff-setup-windows-plain)
446 (ediff-split-window-function 'split-window-horizontally)))
447
448(use-package face-remap
449 :custom
450 ;; gentler font resizing
451 (text-scale-mode-step 1.05))
452
453(use-package mwheel
454 :defer 0.4
455 :config
456 (setq mouse-wheel-scroll-amount '(1 ((shift) . 1)) ; one line at a time
457 mouse-wheel-progressive-speed nil ; don't accelerate scrolling
458 mouse-wheel-follow-mouse t)) ; scroll window under mouse
459
460(use-package pixel-scroll
461 :defer 0.4
462 :config (pixel-scroll-mode 1))
463
464(use-package epg-config
465 :config
466 ;; ask for GPG passphrase in minibuffer
467 ;; this will fail if gpg>=2.1 is not available
468 (setq epg-pinentry-mode 'loopback)
469 :custom
470 (epg-gpg-program (executable-find "gpg")))
471
472(use-package epg
473 :after epg-config)
474
475(use-package pinentry
476 :disabled
477 :demand
478 :after (epa epg server)
479 :config
480 ;; workaround for systemd-based distros:
481 ;; (setq pinentry--socket-dir server-socket-dir)
482 (pinentry-start))
483
484(use-package auth-source
485 :custom
486 (auth-sources '("~/.authinfo.gpg"))
487 (authinfo-hidden (regexp-opt '("password" "client-secret" "token"))))
488
489\f
490;;; General bindings
491
492(bind-keys
493 ("C-c a i" . ielm)
494
495 ("C-c e b" . eval-buffer)
496 ("C-c e e" . eval-last-sexp)
497 ("C-c e p" . pp-macroexpand-last-sexp)
498 ("C-c e r" . eval-region)
499
500 ("C-c e i" . emacs-init-time)
501 ("C-c e u" . emacs-uptime)
502 ("C-c e v" . emacs-version)
503
504 ("C-c f ." . find-file)
505 ("C-c f d" . find-name-dired)
506 ("C-c f l" . find-library)
507
508 ("C-c F m" . make-frame-command)
509 ("C-c F d" . delete-frame)
510
511 ("C-S-h C" . describe-char)
512 ("C-S-h F" . describe-face)
513
514 ("C-c x" . execute-extended-command)
515
516 ("C-x k" . b/kill-current-buffer)
517 ("C-x K" . kill-buffer)
518 ("C-x s" . save-buffer)
519 ("C-x S" . save-some-buffers)
520
521 :map emacs-lisp-mode-map
522 ("<C-return>" . b/add-elisp-section))
523
524(when (display-graphic-p)
525 (unbind-key "C-z" global-map))
526
527(bind-keys
528 ;; for back and forward mouse keys
529 ("<XF86Back>" . previous-buffer)
530 ("<mouse-8>" . previous-buffer)
531 ;; ("<drag-mouse-8>" . previous-buffer)
532 ("<XF86Forward>" . next-buffer)
533 ("<mouse-9>" . next-buffer)
534 ;; ("<drag-mouse-9>" . next-buffer)
535 ;; ("<drag-mouse-2>" . kill-this-buffer)
536 ;; ("<drag-mouse-3>" . switch-to-buffer)
537 )
538
539\f
540;;; Essential packages
541
542(add-to-list
543 'load-path
544 (expand-file-name
545 (convert-standard-filename "lisp") user-emacs-directory))
546
547(when b/exwm-p
548 (require 'bandali-exwm))
549
550(require 'bandali-org)
551
552;; *the* right way to do git
553(use-package magit
554 :bind (("C-x g" . magit-status)
555 ("C-c g g" . magit-status)
556 ("C-c g b" . magit-blame-addition)
557 ("C-c g l" . magit-log-buffer-file))
558 :config
559 (declare-function magit-add-section-hook "magit-section"
560 (hook function &optional at append local))
561 (magit-add-section-hook 'magit-status-sections-hook
562 'magit-insert-modules
563 'magit-insert-stashes
564 'append)
565 ;; (magit-add-section-hook 'magit-status-sections-hook
566 ;; 'magit-insert-ignored-files
567 ;; 'magit-insert-untracked-files
568 ;; 'append)
569 (setq magit-repository-directories '(("~/.emacs.d/" . 0)
570 ("~/src/git/" . 2)))
571 (nconc magit-section-initial-visibility-alist
572 '(([unpulled status] . show)
573 ([unpushed status] . show)))
574 (declare-function magit-display-buffer-fullframe-status-v1 "magit-mode" (buffer))
575 :custom
576 (magit-diff-refine-hunk t)
577 (magit-display-buffer-function #'magit-display-buffer-fullframe-status-v1)
578 ;; (magit-completing-read-function 'magit-ido-completing-read)
579 :custom-face (magit-diff-file-heading ((t (:weight normal)))))
580
581;; recently opened files
582(use-package recentf
583 :defer 0.2
584 ;; :config
585 ;; (add-to-list 'recentf-exclude "^/\\(?:ssh\\|su\\|sudo\\)?:")
586 :config
587 (recentf-mode)
588 :custom
589 (recentf-max-saved-items 2000))
590
591;; needed for history for counsel
592(use-package amx
593 :defer 0.3
594 :config
595 (amx-mode))
596
597;; (require 'bandali-ido)
598(require 'bandali-ivy)
599
600(require 'bandali-eshell)
601
602(require 'bandali-ibuffer)
603
604(use-package outline
605 :disabled
606 :hook (prog-mode . outline-minor-mode)
607 :bind
608 (:map
609 outline-minor-mode-map
610 ("<s-tab>" . outline-toggle-children)
611 ("M-p" . outline-previous-visible-heading)
612 ("M-n" . outline-next-visible-heading)
613 :prefix-map b/outline-prefix-map
614 :prefix "s-O"
615 ("TAB" . outline-toggle-children)
616 ("a" . outline-hide-body)
617 ("H" . outline-hide-body)
618 ("S" . outline-show-all)
619 ("h" . outline-hide-subtree)
620 ("s" . outline-show-subtree)))
621
622(use-package ls-lisp
623 :custom (ls-lisp-dirs-first t))
624
625(require 'bandali-dired)
626
627(use-package help
628 :config
629 (temp-buffer-resize-mode)
630 (setq help-window-select t))
631
632(use-package tramp
633 :config
634 (add-to-list 'tramp-default-proxies-alist '(nil "\\`root\\'" "/ssh:%h:"))
635 (add-to-list 'tramp-default-proxies-alist '("localhost" nil nil))
636 (add-to-list 'tramp-default-proxies-alist
637 (list (regexp-quote (system-name)) nil nil)))
638
639(use-package doc-view
640 :bind (:map doc-view-mode-map
641 ("M-RET" . image-previous-line)))
642
643;; Email (with Gnus, message, and EBDB)
644(require 'bandali-gnus)
645(use-package sendmail
646 :config
647 (setq sendmail-program (executable-find "msmtp")
648 ;; message-sendmail-extra-arguments '("-v" "-d")
649 mail-specify-envelope-from t
650 mail-envelope-from 'header))
651(require 'bandali-message)
652(require 'bandali-ebdb)
653
654;; IRC (with ERC and ZNC)
655(require 'bandali-erc)
656
657\f
658;;; Editing
659(comment
660;; highlight uncommitted changes in the left fringe
661(use-package diff-hl
662 :defer 0.6
663 :config
664 (setq diff-hl-draw-borders nil)
665 (global-diff-hl-mode)
666 :hook (magit-post-refresh . diff-hl-magit-post-refresh))
667
668;; display Lisp objects at point in the echo area
669(use-package eldoc
670 :when (version< "25" emacs-version)
671 :config (global-eldoc-mode))
672
673;; highlight matching parens
674(use-package paren
675 :demand
676 :config (show-paren-mode))
677
678(use-package elec-pair
679 :demand
680 :config (electric-pair-mode))
681
682(use-package simple
683 :config (column-number-mode)
684 :custom
685 ;; Save what I copy into clipboard from other applications into Emacs'
686 ;; kill-ring, which would allow me to still be able to easily access
687 ;; it in case I kill (cut or copy) something else inside Emacs before
688 ;; yanking (pasting) what I'd originally intended to.
689 (save-interprogram-paste-before-kill t))
690
691;; save minibuffer history
692(use-package savehist
693 :demand
694 :config
695 (savehist-mode)
696 (add-to-list 'savehist-additional-variables 'kill-ring))
697
698;; automatically save place in files
699(use-package saveplace
700 :when (version< "25" emacs-version)
701 :config (save-place-mode))
702
703(use-package prog-mode
704 :config (global-prettify-symbols-mode)
705 (defun indicate-buffer-boundaries-left ()
706 (setq indicate-buffer-boundaries 'left))
707 (add-hook 'prog-mode-hook #'indicate-buffer-boundaries-left))
708
709(use-package text-mode
710 :bind (:map text-mode-map ("C-*" . b/insert-asterism))
711 :hook ((text-mode . indicate-buffer-boundaries-left)
712 (text-mode . flyspell-mode)))
713
714(use-package conf-mode
715 :mode "\\.*rc$")
716
717(use-package sh-mode
718 :mode "\\.bashrc$")
719
720(use-package company
721 :disabled
722 :bind
723 (:map company-active-map
724 ([tab] . company-complete-common-or-cycle)
725 ([escape] . company-abort)
726 ("C-p" . company-select-previous-or-abort)
727 ("C-n" . company-select-next-or-abort))
728 :custom
729 (company-minimum-prefix-length 1)
730 (company-selection-wrap-around t)
731 (company-dabbrev-char-regexp "\\sw\\|\\s_\\|[-_]")
732 (company-dabbrev-downcase nil)
733 (company-dabbrev-ignore-case nil)
734 ;; :config
735 ;; (global-company-mode t)
736 )
737
738(use-package flycheck
739 :defer 0.6
740 :hook (prog-mode . flycheck-mode)
741 :bind
742 (:map flycheck-mode-map
743 ("M-P" . flycheck-previous-error)
744 ("M-N" . flycheck-next-error))
745 :config
746 ;; Use the load-path from running Emacs when checking elisp files
747 (setq flycheck-emacs-lisp-load-path 'inherit)
748
749 ;; Only flycheck when I actually save the buffer
750 (setq flycheck-check-syntax-automatically '(mode-enabled save))
751 :custom (flycheck-mode-line-prefix "flyc"))
752
753(use-package flyspell)
754
755;; http://endlessparentheses.com/ispell-and-apostrophes.html
756(use-package ispell
757 :defer 0.6
758 :config
759 ;; ’ can be part of a word
760 (setq ispell-local-dictionary-alist
761 `((nil "[[:alpha:]]" "[^[:alpha:]]"
762 "['\x2019]" nil ("-B") nil utf-8))
763 ispell-program-name (executable-find "hunspell"))
764 ;; don't send ’ to the subprocess
765 (defun endless/replace-apostrophe (args)
766 (cons (replace-regexp-in-string
767 "’" "'" (car args))
768 (cdr args)))
769 (advice-add #'ispell-send-string :filter-args
770 #'endless/replace-apostrophe)
771
772 ;; convert ' back to ’ from the subprocess
773 (defun endless/replace-quote (args)
774 (if (not (derived-mode-p 'org-mode))
775 args
776 (cons (replace-regexp-in-string
777 "'" "’" (car args))
778 (cdr args))))
779 (advice-add #'ispell-parse-output :filter-args
780 #'endless/replace-quote))
781
782(use-package abbrev
783 :hook (text-mode . abbrev-mode))
784
785\f
786;;; Programming modes
787
788(use-package lisp-mode
789 :config
790 (defun indent-spaces-mode ()
791 (setq indent-tabs-mode nil))
792 (add-hook 'lisp-interaction-mode-hook #'indent-spaces-mode))
793
794(use-package reveal
795 :hook (emacs-lisp-mode . reveal-mode))
796
797(use-package elisp-mode)
798
799;; (use-package alloy-mode
800;; :straight (:host github :repo "dwwmmn/alloy-mode")
801;; :mode "\\.\\(als\\|dsh\\)\\'"
802;; :config
803;; (setq alloy-basic-offset 2)
804;; ;; (defun b/alloy-simple-indent (start end)
805;; ;; (interactive "r")
806;; ;; ;; (if (region-active-p)
807;; ;; ;; (indent-rigidly start end alloy-basic-offset)
808;; ;; ;; (if (bolp)
809;; ;; ;; (indent-rigidly (line-beginning-position)
810;; ;; ;; (line-end-position)
811;; ;; ;; alloy-basic-offset)))
812;; ;; (indent-to (+ (current-column) alloy-basic-offset)))
813;; :bind (:map alloy-mode-map
814;; ("RET" . electric-newline-and-maybe-indent)
815;; ;; ("TAB" . b/alloy-simple-indent)
816;; ("TAB" . indent-for-tab-command))
817;; :hook (alloy-mode . (lambda () (setq-local indent-tabs-mode nil))))
818
819(eval-when-compile (defvar lean-mode-map))
820(use-package lean-mode
821 :defer 0.4
822 :bind (:map lean-mode-map
823 ("S-SPC" . company-complete))
824 :config
825 (require 'lean-input)
826 (setq default-input-method "Lean"
827 lean-input-tweak-all '(lean-input-compose
828 (lean-input-prepend "/")
829 (lean-input-nonempty))
830 lean-input-user-translations '(("/" "/")))
831 (lean-input-setup))
832
833(use-package mhtml-mode)
834
835(use-package sgml-mode
836 :config
837 (setq sgml-basic-offset 0))
838
839(use-package css-mode
840 :config
841 (setq css-indent-offset 2))
842
843(use-package emmet-mode
844 :after (:any mhtml-mode css-mode sgml-mode)
845 :bind* (("C-)" . emmet-next-edit-point)
846 ("C-(" . emmet-prev-edit-point))
847 :config
848 (unbind-key "C-j" emmet-mode-keymap)
849 (setq emmet-move-cursor-between-quotes t)
850 :hook (css-mode html-mode sgml-mode))
851
852(use-package geiser)
853
854(use-package geiser-guile
855 :config
856 (setq geiser-guile-load-path "~/src/git/guix"))
857
858(use-package guix)
859
860(comment
861 (use-package auctex
862 :custom
863 (font-latex-fontify-sectioning 'color)))
864
865(use-package go-mode
866 :disabled)
867
868(use-package po-mode
869 :hook
870 (po-mode . (lambda () (run-with-timer 0.1 nil 'View-exit))))
871
872(use-package tex-mode
873 :config
874 (cl-delete-if
875 (lambda (p) (string-match "^---?" (car p)))
876 tex--prettify-symbols-alist)
877 :hook ((tex-mode . auto-fill-mode)
878 (tex-mode . flyspell-mode)))
879
880;; (use-package george-mode
881;; :straight (:host nil :repo "https://git.shemshak.org/amin/george-mode")
882;; :mode "\\.grg\\'")
883
884\f
885;;; Theme
886
887(add-to-list 'custom-theme-load-path
888 (expand-file-name
889 (convert-standard-filename "lisp") user-emacs-directory))
890(load-theme 'tangomod t)
891
892(use-package smart-mode-line
893 :commands (sml/apply-theme)
894 :demand
895 :config
896 ;; thanks, but no thnaks; don't make fixed-width fills.
897 (defun sml/fill-for-buffer-identification () "")
898 (setq sml/theme 'tangomod)
899 (sml/setup)
900 (smart-mode-line-enable))
901
902(use-package doom-modeline
903 :disabled
904 :demand
905 :hook (after-init . doom-modeline-init)
906 :custom
907 (doom-modeline-buffer-file-name-style 'relative-to-project))
908
909(use-package doom-themes)
910
911(use-package moody
912 :disabled
913 :demand
914 :config
915 (setq x-underline-at-descent-line t)
916 (let ((line (face-attribute 'mode-line :underline)))
917 (set-face-attribute 'mode-line nil :overline line)
918 (set-face-attribute 'mode-line-inactive nil :overline line)
919 (set-face-attribute 'mode-line-inactive nil :underline line)
920 (set-face-attribute 'mode-line nil :box nil)
921 (set-face-attribute 'mode-line-inactive nil :box nil)
922 (set-face-attribute 'mode-line-inactive nil :background "#e1e1e1")) ; d3d7cf
923 (moody-replace-mode-line-buffer-identification)
924 (moody-replace-vc-mode))
925
926(use-package mini-modeline
927 :disabled
928 :demand
929 :config (mini-modeline-mode))
930
931(defvar b/org-mode-font-lock-keywords
932 '(("[ \t]*\\(#\\+\\(BEGIN\\|END\\|begin\\|end\\)_\\(\\S-+\\)\\)[ \t]*\\([^\n:]*\\)"
933 (1 '(:foreground "#5a5b5a" :background "#292b2b") t) ; directive
934 (3 '(:foreground "#81a2be" :background "#292b2b") t) ; kind
935 (4 '(:foreground "#c5c8c6") t))) ; title
936 "For use with the `doom-tomorrow-night' theme.")
937
938(defun b/lights-on ()
939 "Enable my favourite light theme."
940 (interactive)
941 (mapc #'disable-theme custom-enabled-themes)
942 (load-theme 'tangomod t)
943 (when (featurep 'smart-mode-line)
944 (sml/apply-theme 'tangomod))
945 (font-lock-remove-keywords
946 'org-mode b/org-mode-font-lock-keywords)
947 (when (featurep 'erc-hl-nicks)
948 (erc-hl-nicks-reset-face-table))
949 (when (featurep 'exwm-systemtray)
950 (exwm-systemtray--refresh)))
951
952(defun b/lights-off ()
953 "Go dark."
954 (interactive)
955 (mapc #'disable-theme custom-enabled-themes)
956 (load-theme 'doom-one t)
957 (when (featurep 'smart-mode-line)
958 (sml/apply-theme 'automatic))
959 (font-lock-add-keywords
960 'org-mode b/org-mode-font-lock-keywords t)
961 (when (featurep 'erc-hl-nicks)
962 (erc-hl-nicks-reset-face-table))
963 (when (featurep 'exwm-systemtray)
964 (exwm-systemtray--refresh)))
965
966(bind-keys
967 ("C-c t d" . b/lights-off)
968 ("C-c t l" . b/lights-on))
969
970\f
971;;; Emacs enhancements & auxiliary packages
972
973(use-package man
974 :config (setq Man-width 80))
975
976(use-package which-key
977 :defer 0.4
978 :config
979 (which-key-add-key-based-replacements
980 ;; prefixes for global prefixes and minor modes
981 "C-c @" "outline"
982 "C-c !" "flycheck"
983 "C-x RET" "coding system"
984 "C-x 8" "unicode"
985 "C-x @" "event modifiers"
986 "C-x a" "abbrev/expand"
987 "C-x r" "rectangle/register/bookmark"
988 "C-x t" "tabs"
989 "C-x v" "version control"
990 "C-x X" "edebug"
991 "C-x C-a" "edebug"
992 "C-x C-k" "kmacro"
993 ;; prefixes for my personal bindings
994 "C-c &" "yasnippet"
995 "C-c a" "applications"
996 "C-c a e" "erc"
997 "C-c a o" "org"
998 "C-c a s" "shells"
999 "C-c b" "buffers"
1000 "C-c c" "compile-and-comments"
1001 "C-c e" "eval"
1002 "C-c f" "files"
1003 "C-c F" "frames"
1004 "C-c g" "magit"
1005 "C-S-h" "help(ful)"
1006 "C-c m" "multiple-cursors"
1007 "C-c p" "projectile"
1008 "C-c p s" "projectile/search"
1009 "C-c p x" "projectile/execute"
1010 "C-c p 4" "projectile/other-window"
1011 "C-c q" "boxquote"
1012 "C-c t" "themes"
1013 ;; "s-O" "outline"
1014 )
1015
1016 ;; prefixes for major modes
1017 (which-key-add-major-mode-key-based-replacements 'message-mode
1018 "C-c f n" "footnote")
1019 (which-key-add-major-mode-key-based-replacements 'org-mode
1020 "C-c C-v" "org-babel")
1021
1022 (which-key-mode)
1023 :custom
1024 (which-key-add-column-padding 5)
1025 (which-key-max-description-length 32))
1026
1027(use-package crux ; results in Waiting for git... [2 times]
1028 :defer 0.4
1029 :bind (("C-c d" . crux-duplicate-current-line-or-region)
1030 ("C-c M-d" . crux-duplicate-and-comment-current-line-or-region)
1031 ("C-c f C" . crux-copy-file-preserve-attributes)
1032 ("C-c f D" . crux-delete-file-and-buffer)
1033 ("C-c f R" . crux-rename-file-and-buffer)
1034 ("C-c j" . crux-top-join-line)
1035 ("C-S-j" . crux-top-join-line)))
1036
1037(use-package mwim
1038 :bind (("C-a" . mwim-beginning-of-code-or-line)
1039 ("C-e" . mwim-end-of-code-or-line)
1040 ("<home>" . mwim-beginning-of-line-or-code)
1041 ("<end>" . mwim-end-of-line-or-code)))
1042
1043(use-package projectile
1044 :disabled
1045 :defer 0.5
1046 :bind-keymap ("C-c p" . projectile-command-map)
1047 :config
1048 (projectile-mode)
1049
1050 (defun b/projectile-mode-line-fun ()
1051 "Report project name and type in the modeline."
1052 (let ((project-name (projectile-project-name))
1053 (project-type (projectile-project-type)))
1054 (format "%s%s"
1055 projectile-mode-line-prefix
1056 (if project-type
1057 (format ":%s" project-type)
1058 ""))))
1059 (setq projectile-mode-line-function 'b/projectile-mode-line-fun)
1060
1061 (defun my-projectile-invalidate-cache (&rest _args)
1062 ;; ignore the args to `magit-checkout'
1063 (projectile-invalidate-cache nil))
1064
1065 (eval-after-load 'magit-branch
1066 '(progn
1067 (advice-add 'magit-checkout
1068 :after #'my-projectile-invalidate-cache)
1069 (advice-add 'magit-branch-and-checkout
1070 :after #'my-projectile-invalidate-cache)))
1071 :custom
1072 (projectile-completion-system 'ivy)
1073 (projectile-mode-line-prefix " proj"))
1074
1075(use-package helpful
1076 :defer 0.6
1077 :bind
1078 (("C-S-h c" . helpful-command)
1079 ("C-S-h f" . helpful-callable) ; helpful-function
1080 ("C-S-h v" . helpful-variable)
1081 ("C-S-h k" . helpful-key)
1082 ("C-S-h p" . helpful-at-point)))
1083
1084(use-package unkillable-scratch
1085 :defer 0.6
1086 :config
1087 (unkillable-scratch 1)
1088 :custom
1089 (unkillable-buffers '("^\\*scratch\\*$" "^\\*Messages\\*$")))
1090
1091;; ,----
1092;; | make pretty boxed quotes like this
1093;; `----
1094(use-package boxquote
1095 :defer 0.6
1096 :bind
1097 (:prefix-map b/boxquote-prefix-map
1098 :prefix "C-c q"
1099 ("b" . boxquote-buffer)
1100 ("B" . boxquote-insert-buffer)
1101 ("d" . boxquote-defun)
1102 ("F" . boxquote-insert-file)
1103 ("hf" . boxquote-describe-function)
1104 ("hk" . boxquote-describe-key)
1105 ("hv" . boxquote-describe-variable)
1106 ("hw" . boxquote-where-is)
1107 ("k" . boxquote-kill)
1108 ("p" . boxquote-paragraph)
1109 ("q" . boxquote-boxquote)
1110 ("r" . boxquote-region)
1111 ("s" . boxquote-shell-command)
1112 ("t" . boxquote-text)
1113 ("T" . boxquote-title)
1114 ("u" . boxquote-unbox)
1115 ("U" . boxquote-unbox-region)
1116 ("y" . boxquote-yank)
1117 ("M-q" . boxquote-fill-paragraph)
1118 ("M-w" . boxquote-kill-ring-save)))
1119
1120(use-package orgalist
1121 ;; breaks auto-fill-mode, showing this error:
1122 ;; orgalist--boundaries: Lisp nesting exceeds ‘max-lisp-eval-depth’
1123 :disabled
1124 :after message
1125 :hook (message-mode . orgalist-mode))
1126
1127;; highlight TODOs in buffers
1128(use-package hl-todo
1129 :defer 0.5
1130 :config
1131 (global-hl-todo-mode))
1132
1133(use-package multi-term
1134 :disabled
1135 :defer 0.6
1136 :bind (("C-c a s m m" . multi-term)
1137 ("C-c a s m d" . multi-term-dedicated-toggle)
1138 ("C-c a s m p" . multi-term-prev)
1139 ("C-c a s m n" . multi-term-next)
1140 :map term-mode-map
1141 ("C-c C-j" . term-char-mode))
1142 :config
1143 (setq multi-term-program "screen"
1144 multi-term-program-switches (concat "-c"
1145 (getenv "XDG_CONFIG_HOME")
1146 "/screen/screenrc")
1147 ;; TODO: add separate bindings for connecting to existing
1148 ;; session vs. always creating a new one
1149 multi-term-dedicated-select-after-open-p t
1150 multi-term-dedicated-window-height 20
1151 multi-term-dedicated-max-window-height 30
1152 term-bind-key-alist
1153 '(("C-c C-c" . term-interrupt-subjob)
1154 ("C-c C-e" . term-send-esc)
1155 ("C-c C-j" . term-line-mode)
1156 ("C-k" . kill-line)
1157 ;; ("C-y" . term-paste)
1158 ("C-y" . term-send-raw)
1159 ("M-f" . term-send-forward-word)
1160 ("M-b" . term-send-backward-word)
1161 ("M-p" . term-send-up)
1162 ("M-n" . term-send-down)
1163 ("M-j" . term-send-raw-meta)
1164 ("M-y" . term-send-raw-meta)
1165 ("M-/" . term-send-raw-meta)
1166 ("M-0" . term-send-raw-meta)
1167 ("M-1" . term-send-raw-meta)
1168 ("M-2" . term-send-raw-meta)
1169 ("M-3" . term-send-raw-meta)
1170 ("M-4" . term-send-raw-meta)
1171 ("M-5" . term-send-raw-meta)
1172 ("M-6" . term-send-raw-meta)
1173 ("M-7" . term-send-raw-meta)
1174 ("M-8" . term-send-raw-meta)
1175 ("M-9" . term-send-raw-meta)
1176 ("<C-backspace>" . term-send-backward-kill-word)
1177 ("<M-DEL>" . term-send-backward-kill-word)
1178 ("M-d" . term-send-delete-word)
1179 ("M-," . term-send-raw)
1180 ("M-." . comint-dynamic-complete))
1181 term-unbind-key-alist
1182 '("C-z" "C-x" "C-c" "C-h"
1183 ;; "C-y"
1184 "<ESC>")))
1185
1186(use-package page-break-lines
1187 :defer 0.5
1188 :custom
1189 (page-break-lines-max-width fill-column)
1190 :config
1191 (global-page-break-lines-mode))
1192
1193(use-package expand-region
1194 :bind ("C-=" . er/expand-region))
1195
1196(use-package multiple-cursors
1197 :bind
1198 (("C-S-<mouse-1>" . mc/add-cursor-on-click)
1199 (:prefix-map b/mc-prefix-map
1200 :prefix "C-c m"
1201 ("c" . mc/edit-lines)
1202 ("n" . mc/mark-next-like-this)
1203 ("p" . mc/mark-previous-like-this)
1204 ("a" . mc/mark-all-like-this))))
1205
1206(use-package yasnippet
1207 :defer 0.6
1208 :config
1209 (defconst yas-verbosity-cur yas-verbosity)
1210 (setq yas-verbosity 2)
1211 (add-to-list 'yas-snippet-dirs "~/src/git/guix/etc/snippets" t)
1212 (yas-reload-all)
1213 (setq yas-verbosity yas-verbosity-cur)
1214
1215 (defun b/yas--maybe-expand-key-filter (cmd)
1216 (when (and (yas--maybe-expand-key-filter cmd)
1217 (not (bound-and-true-p git-commit-mode)))
1218 cmd))
1219 (defconst b/yas-maybe-expand
1220 '(menu-item "" yas-expand :filter b/yas--maybe-expand-key-filter))
1221 (define-key yas-minor-mode-map
1222 (kbd "SPC") b/yas-maybe-expand)
1223
1224 (yas-global-mode))
1225
1226(use-package debbugs
1227 :bind
1228 (("C-c D d" . debbugs-gnu)
1229 ("C-c D b" . debbugs-gnu-bugs)
1230 ("C-c D e" .
1231 (lambda ()
1232 (interactive) ; bug-gnu-emacs
1233 (setq debbugs-gnu-current-suppress t)
1234 (debbugs-gnu debbugs-gnu-default-severities '("emacs"))))
1235 ("C-c D g" . ; bug-gnuzilla
1236 (lambda ()
1237 (interactive)
1238 (setq debbugs-gnu-current-suppress t)
1239 (debbugs-gnu debbugs-gnu-default-severities '("gnuzilla"))))
1240 ("C-c D G b" . ; bug-guix
1241 (lambda ()
1242 (interactive)
1243 (setq debbugs-gnu-current-suppress t)
1244 (debbugs-gnu debbugs-gnu-default-severities '("guix"))))
1245 ("C-c D G p" . ; guix-patches
1246 (lambda ()
1247 (interactive)
1248 (setq debbugs-gnu-current-suppress t)
1249 (debbugs-gnu debbugs-gnu-default-severities '("guix-patches"))))))
1250
1251(use-package org-ref
1252 :init
1253 (b/setq-every '("~/usr/org/references.bib")
1254 reftex-default-bibliography
1255 org-ref-default-bibliography)
1256 (setq
1257 org-ref-bibliography-notes "~/usr/org/notes.org"
1258 org-ref-pdf-directory "~/usr/org/bibtex-pdfs/"))
1259
1260;; (use-package fill-column-indicator)
1261
1262(use-package window
1263 :bind
1264 (("C-c w e" . (lambda ()
1265 (interactive)
1266 (split-window-right)
1267 (other-window 1)
1268 (erc-switch-to-buffer)))
1269 ("C-c w s l" . (lambda ()
1270 (interactive)
1271 (split-window-right)
1272 (other-window 1)))
1273 ("C-c w s j" . (lambda ()
1274 (interactive)
1275 (split-window-below)
1276 (other-window 1)))
1277 ("C-c w q" . quit-window))
1278 :custom
1279 (split-width-threshold 150))
1280
1281(use-package windmove
1282 :defer 0.6
1283 :bind
1284 (("C-c w h" . windmove-left)
1285 ("C-c w j" . windmove-down)
1286 ("C-c w k" . windmove-up)
1287 ("C-c w l" . windmove-right)
1288 ("C-c w H" . windmove-swap-states-left)
1289 ("C-c w J" . windmove-swap-states-down)
1290 ("C-c w K" . windmove-swap-states-up)
1291 ("C-c w L" . windmove-swap-states-right)))
1292
1293(use-package pass
1294 :commands pass
1295 :bind ("C-c a p" . pass)
1296 :hook (pass-mode . View-exit))
1297
1298(use-package pdf-tools
1299 :defer 0.5
1300 :bind (:map pdf-view-mode-map
1301 ("<C-XF86Back>" . pdf-history-backward)
1302 ("<mouse-8>" . pdf-history-backward)
1303 ("<drag-mouse-8>" . pdf-history-backward)
1304 ("<C-XF86Forward>" . pdf-history-forward)
1305 ("<mouse-9>" . pdf-history-forward)
1306 ("<drag-mouse-9>" . pdf-history-forward)
1307 ("M-RET" . image-previous-line)
1308 ("C-s" . isearch-forward)
1309 ("s s" . isearch-forward))
1310 :config (pdf-tools-install nil t)
1311 :custom (pdf-view-resize-factor 1.05))
1312
1313(use-package org-pdftools
1314 :disabled
1315 :straight (:host github :repo "fuxialexander/org-pdftools")
1316 :demand
1317 :after org
1318 :config
1319 (with-eval-after-load 'org
1320 (require 'org-pdftools)))
1321
1322(use-package biblio)
1323
1324(use-package reftex
1325 :hook (latex-mode . reftex-mode))
1326
1327(use-package reftex-cite
1328 :after reftex
1329 :disabled ; enable to disable
1330 ; reftex-cite's default choice
1331 ; of previous word
1332 :config
1333 (defun reftex-get-bibkey-default ()
1334 "If the cursor is in a citation macro, return the word before the macro."
1335 (let* ((macro (reftex-what-macro 1)))
1336 (save-excursion
1337 (when (and macro (string-match "cite" (car macro)))
1338 (goto-char (cdr macro)))
1339 (reftex-this-word)))))
1340
1341(use-package minions
1342 :demand
1343 :config (minions-mode))
1344
1345(use-package dmenu
1346 :custom
1347 (dmenu-prompt-string "run: ")
1348 (dmenu-save-file (b/var "dmenu-items")))
1349
1350(use-package eosd
1351 ;; TODO: fix build by properly building the eosd-pixbuf.c module
1352 ;; e.g. see https://github.com/raxod502/straight.el/issues/386
1353 :disabled
1354 :straight (:host github :repo "clarete/eosd")
1355 :demand
1356 :after exwm
1357 :config
1358 (eosd-start))
1359
1360(use-package scpaste
1361 :disabled
1362 :config
1363 (setq scpaste-http-destination "https://p.bndl.org"
1364 scpaste-scp-destination "nix:/var/www/p.bndl.org"))
1365
1366(use-package eww
1367 :bind ("C-c a e w" . eww)
1368 :custom
1369 (eww-download-directory (file-name-as-directory
1370 (getenv "XDG_DOWNLOAD_DIR"))))
1371
1372\f
1373;;; Post initialization
1374
1375)
1376(message "Loading %s...done (%.3fs)" user-init-file
1377 (float-time (time-subtract (current-time)
1378 b/before-user-init-time)))
1379
1380;;; init.el ends here