79be3bb8d95b78dfdbadfc64f28dabca088940cb
[~bandali/configs] / .emacs.d / init.el
1 ;;; init.el --- bandali's emacs configuration -*- lexical-binding: t -*-
2
3 ;; Copyright (C) 2018-2020 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 bandali, free software activist,
21 ;; computing scientist, and GNU maintainer and volunteer.
22
23 ;; Over the years, I've taken inspiration from configurations of many
24 ;; great people. Some that I can remember off the top of my head are:
25 ;;
26 ;; - https://github.com/dieggsy/dotfiles
27 ;; - https://github.com/dakra/dmacs
28 ;; - http://pages.sachachua.com/.emacs.d/Sacha.html
29 ;; - https://github.com/dakrone/eos
30 ;; - http://doc.rix.si/cce/cce.html
31 ;; - https://github.com/jwiegley/dot-emacs
32 ;; - https://github.com/wasamasa/dotemacs
33 ;; - https://github.com/hlissner/doom-emacs
34
35 ;;; Code:
36
37 ;;; Emacs initialization
38
39 (defvar b/before-user-init-time (current-time)
40 "Value of `current-time' when Emacs begins loading `user-init-file'.")
41 (defvar b/emacs-initialized nil
42 "Whether Emacs has been initialized.")
43
44 (when (not (bound-and-true-p b/emacs-initialized))
45 (message "Loading Emacs...done (%.3fs)"
46 (float-time (time-subtract b/before-user-init-time
47 before-init-time))))
48
49 ;; temporarily increase `gc-cons-threshhold' and `gc-cons-percentage'
50 ;; during startup to reduce garbage collection frequency. clearing
51 ;; `file-name-handler-alist' seems to help reduce startup time too.
52 (defvar b/gc-cons-threshold gc-cons-threshold)
53 (defvar b/gc-cons-percentage gc-cons-percentage)
54 (defvar b/file-name-handler-alist file-name-handler-alist)
55 (setq gc-cons-threshold (* 30 1024 1024) ; 30 MiB
56 gc-cons-percentage 0.6
57 file-name-handler-alist nil
58 ;; sidesteps a bug when profiling with esup
59 esup-child-profile-require-level 0)
60
61 ;; set them back to their defaults once we're done initializing
62 (defun b/post-init ()
63 "My post-initialize function, run after loading `user-init-file'."
64 (setq b/emacs-initialized t
65 gc-cons-threshold b/gc-cons-threshold
66 gc-cons-percentage b/gc-cons-percentage
67 file-name-handler-alist b/file-name-handler-alist)
68 (when (featurep 'exwm-workspace)
69 (with-eval-after-load 'exwm-workspace
70 (setq-default
71 mode-line-format
72 (append
73 mode-line-format
74 '((:eval
75 (format
76 "[%s]" (number-to-string
77 exwm-workspace-current-index))))))))
78 (when (version< emacs-version "28")
79 ;; manually make some mode-line spaces smaller
80 ;; (version<= "28" emacs-version) can do an awesome job at this
81 ;; out of the box if `mode-line-compact' is set to t (see below)
82 (setq-default
83 mode-line-format
84 (mapcar
85 (lambda (x)
86 (if (and (stringp x)
87 (or (string= x " ")
88 (string= x " ")))
89 " "
90 x))
91 mode-line-format)
92 mode-line-buffer-identification
93 (propertized-buffer-identification "%10b"))))
94 (add-hook 'after-init-hook #'b/post-init)
95
96 ;; increase number of lines kept in *Messages* log
97 (setq message-log-max 20000)
98
99 \f
100 ;;; whoami
101
102 (setq user-full-name "Amin Bandali"
103 user-mail-address "bandali@gnu.org")
104
105 \f
106 ;;; csetq (`custom' setq)
107
108 (require 'cl-lib)
109
110 (defmacro csetq (&rest args)
111 "Set the value of user option VAR to VALUE.
112
113 More generally, you can use multiple variables and values, as in
114 (csetq VAR VALUE VAR VALUE...)
115 This sets each user option VAR's value to the corresponding VALUE.
116
117 \(fn [VAR VALUE]...)"
118 (declare (debug setq))
119 `(progn
120 ,@(cl-loop for (var value) on args by 'cddr
121 collect
122 `(funcall (or (get ',var 'custom-set) #'set-default)
123 ',var ,value))))
124
125 \f
126 ;;; Package management
127
128 ;; variables of interest:
129 ;; package-archive-priorities
130 ;; package-load-list
131 ;; package-pinned-packages
132
133 ;; (let* ((b (find-file-noselect "refinery-theme.el"))
134 ;; (d (with-current-buffer b (package-buffer-info))))
135 ;; (package-generate-description-file d "refinery-theme-pkg.el"))
136 (run-with-idle-timer 0.01 nil #'require 'package)
137 (with-eval-after-load 'package
138 (when (= (length package-archives) 1)
139 (csetq
140 package-archives
141 `(,@package-archives
142 ;; ("bndl" . "https://p.bndl.org/elpa/")
143 ("org" . "https://orgmode.org/elpa/"))
144 package-load-list
145 '(;; GNU ELPA
146 (debbugs "0.26")
147 (delight "1.7")
148 (ebdb "0.6.21")
149 (orgalist "1.13")
150 (rt-liberation "1.31")
151 (yasnippet "0.14.0")
152 (expand-region "0.11.0")
153 (emms "6.2")
154 ;; bndl
155 ;; (refinery-theme "0.1.1")
156 ;; Org ELPA
157 (org-plus-contrib "20201109"))))
158 (package-initialize))
159
160 (csetq package-archive-upload-base "/ssh:caffeine:~/www/p/elpa")
161
162 \f
163 ;;; Initial setup
164
165 ;; keep ~/.emacs.d clean
166 (defvar b/etc-dir
167 (expand-file-name
168 (convert-standard-filename "etc/") user-emacs-directory)
169 "The directory where packages place their configuration files.")
170 (defvar b/var-dir
171 (expand-file-name
172 (convert-standard-filename "var/") user-emacs-directory)
173 "The directory where packages place their persistent data files.")
174 (defvar b/lisp-dir
175 (expand-file-name
176 (convert-standard-filename "lisp/") user-emacs-directory)
177 "The directory where packages place their persistent data files.")
178 (defun b/etc (file)
179 "Expand filename FILE relative to `b/etc-dir'."
180 (expand-file-name (convert-standard-filename file) b/etc-dir))
181 (defun b/var (file)
182 "Expand filename FILE relative to `b/var-dir'."
183 (expand-file-name (convert-standard-filename file) b/var-dir))
184 (defun b/lisp (file)
185 "Expand filename FILE relative to `b/lisp-dir'."
186 (expand-file-name (convert-standard-filename file) b/lisp-dir))
187
188 (csetq
189 auto-save-list-file-prefix (b/var "auto-save/sessions/")
190 nsm-settings-file (b/var "nsm-settings.el"))
191
192 ;; separate custom file (don't want it mixing with init.el)
193 (with-eval-after-load 'custom
194 (setq custom-file (b/etc "custom.el"))
195 (when (file-exists-p custom-file)
196 (load custom-file))
197 ;; while at it, treat themes as safe
198 ;; (setf custom-safe-themes t)
199 ;; only one custom theme at a time
200 ;; (defadvice load-theme (before clear-previous-themes activate)
201 ;; "Clear existing theme settings instead of layering them"
202 ;; (mapc #'disable-theme custom-enabled-themes))
203 )
204
205 ;; load the secrets file if it exists, otherwise show a warning
206 ;; (with-demoted-errors
207 ;; (load (b/etc "secrets")))
208
209 ;; start up emacs server. see
210 ;; https://www.gnu.org/software/emacs/manual/html_node/emacs/Emacs-Server.html#Emacs-Server
211 (run-with-idle-timer 0.5 nil #'require 'server)
212 (with-eval-after-load 'server
213 (declare-function server-edit "server")
214 (global-set-key (kbd "C-c F D") #'server-edit)
215 (declare-function server-running-p "server")
216 (or (server-running-p) (server-mode)))
217
218 \f
219 ;;; Defaults
220
221 ;;;; C-level customizations
222
223 (csetq
224 ;; completion case sensitivity
225 completion-ignore-case t
226 ;; minibuffer
227 enable-recursive-minibuffers t
228 resize-mini-windows t
229 ;; mode-line
230 mode-line-compact t
231 ;; i don't feel like jumping out of my chair every now and again;
232 ;; so...don't *BEEP* at me, emacs =)
233 ring-bell-function 'ignore
234 ;; better scrolling
235 ;; scroll-conservatively 101
236 scroll-conservatively 15
237 ;; scroll-preserve-screen-position 1
238 ;; focus follows mouse
239 ;; mouse-autoselect-window t
240 )
241
242 (setq-default
243 ;; case-sensitive search (and `dabbrev-expand')
244 ;; case-fold-search nil
245 ;; always use space for indentation
246 indent-tabs-mode nil
247 tab-width 4)
248
249 (set-fontset-font t 'arabic "Vazir")
250
251 ;;;; Elisp-level customizations
252
253 ;; (define-key minibuffer-local-completion-map
254 ;; "\t" #'minibuffer-force-complete)
255
256 ;; (with-eval-after-load 'icomplete
257
258 ;; (setq icomplete-on-del-error-function #'abort-recursive-edit)
259
260 ;; (defun b/icomplete-fido-backward-updir ()
261 ;; "Delete char before or go up directory, like `ido-mode'."
262 ;; (interactive)
263 ;; (if (and (eq (char-before) ?/)
264 ;; (eq (icomplete--category) 'file))
265 ;; (save-excursion
266 ;; (goto-char (1- (point)))
267 ;; (when (search-backward "/" (point-min) t)
268 ;; (delete-region (1+ (point)) (point-max))))
269 ;; (condition-case nil
270 ;; (call-interactively #'delete-backward-char)
271 ;; (error
272 ;; (when icomplete-on-del-error-function
273 ;; (funcall icomplete-on-del-error-function))))))
274
275 ;; (define-key icomplete-fido-mode-map
276 ;; (kbd "DEL") #'b/icomplete-fido-backward-updir))
277
278 ;; (with-eval-after-load 'subr
279 ;; (keyboard-translate ?\( ?\[)
280 ;; (keyboard-translate ?\) ?\])
281 ;; (keyboard-translate ?\[ ?\()
282 ;; (keyboard-translate ?\] ?\))
283
284 ;; ;; (keyboard-translate ?\( ?\()
285 ;; ;; (keyboard-translate ?\) ?\))
286 ;; ;; (keyboard-translate ?\[ ?\[)
287 ;; ;; (keyboard-translate ?\] ?\])
288 ;; )
289
290 ;; startup
291 ;; don't need to see the startup echo area message
292 (advice-add #'display-startup-echo-area-message :override #'ignore)
293 (csetq
294 ;; i want *scratch* as my startup buffer
295 initial-buffer-choice t
296 ;; i don't need the default hint
297 initial-scratch-message nil
298 ;; use customizable text-mode as major mode for *scratch*
299 ;; (initial-major-mode 'text-mode)
300 ;; inhibit buffer list when more than 2 files are loaded
301 inhibit-startup-buffer-menu t
302 ;; don't need to see the startup screen or echo area message
303 inhibit-startup-screen t
304 inhibit-startup-echo-area-message user-login-name)
305
306 ;; files
307 (csetq
308 ;; backups (C-h v make-backup-files RET)
309 backup-by-copying t
310 backup-directory-alist (list (cons "." (b/var "backup/")))
311 version-control t
312 delete-old-versions t
313 ;; auto-save
314 auto-save-file-name-transforms `((".*" ,(b/var "auto-save/") t))
315 ;; insert newline at the end of files
316 ;; require-final-newline t
317 ;; open read-only file buffers in view-mode
318 ;; (enables niceties like `q' for quit)
319 view-read-only t)
320
321 ;; novice
322 ;; disable disabled commands
323 (csetq disabled-command-function nil)
324
325 ;; lazy-person-friendly yes/no prompts
326 (defalias 'yes-or-no-p #'y-or-n-p)
327
328 ;; autorevert: enable automatic reloading of changed buffers and files
329 (csetq auto-revert-verbose nil
330 global-auto-revert-non-file-buffers nil)
331 (require 'autorevert)
332 (global-auto-revert-mode 1)
333
334 ;; time and battery in mode-line
335 (run-with-idle-timer 0.1 nil #'require 'time)
336 (with-eval-after-load 'time
337 (csetq
338 display-time-default-load-average nil
339 display-time-format " %a %b %-e %-l:%M%P"
340 display-time-mail-icon '(image :type xpm
341 :file "gnus/gnus-pointer.xpm"
342 :ascent center)
343 display-time-use-mail-icon t)
344 (display-time-mode))
345
346 (run-with-idle-timer 0.1 nil #'require 'battery)
347 (with-eval-after-load 'battery
348 (csetq battery-mode-line-format " %p%% %t")
349 (display-battery-mode))
350
351 ;; (with-eval-after-load 'fringe
352 ;; ;; smaller fringe
353 ;; (fringe-mode '(3 . 1)))
354
355 ;; enable winner-mode (C-h f winner-mode RET)
356 (require 'winner)
357 (winner-mode 1)
358
359 (with-eval-after-load 'compile
360 ;; don't display *compilation* buffer on success. based on
361 ;; https://stackoverflow.com/a/17788551, with changes to use `cl-letf'
362 ;; instead of the now obsolete `flet'.
363 (defun b/compilation-finish-function (buffer outstr)
364 (unless (string-match "finished" outstr)
365 (switch-to-buffer-other-window buffer))
366 t)
367
368 (setq compilation-finish-functions #'b/compilation-finish-function)
369
370 (require 'cl-macs)
371
372 (defadvice compilation-start
373 (around inhibit-display
374 (command &optional mode name-function highlight-regexp))
375 (if (not (string-match "^\\(find\\|grep\\)" command))
376 (cl-letf (((symbol-function 'display-buffer) #'ignore))
377 (save-window-excursion ad-do-it))
378 ad-do-it))
379 (ad-activate 'compilation-start))
380
381 ;; isearch
382 (csetq
383 ;; allow scrolling in Isearch
384 isearch-allow-scroll t
385 isearch-lazy-count t
386 ;; search for non-ASCII characters: i’d like non-ASCII characters such
387 ;; as ‘’“”«»‹›áⓐ𝒶 to be selected when i search for their ASCII
388 ;; counterpart. shoutout to
389 ;; http://endlessparentheses.com/new-in-emacs-25-1-easily-search-non-ascii-characters.html
390 search-default-mode #'char-fold-to-regexp)
391
392 ;; replace
393 ;; uncomment to extend the above behaviour to query-replace
394 ;; (csetq replace-char-fold t)
395
396 ;; vc
397 (global-set-key (kbd "C-x v C-=") #'vc-ediff)
398
399 (with-eval-after-load 'vc-git
400 (csetq vc-git-print-log-follow t
401 vc-git-show-stash 0))
402
403 (csetq ediff-window-setup-function 'ediff-setup-windows-plain
404 ediff-split-window-function 'split-window-horizontally)
405 (with-eval-after-load 'ediff
406 (add-hook 'ediff-after-quit-hook-internal #'winner-undo))
407
408 ;; face-remap
409 (csetq
410 ;; gentler font resizing
411 text-scale-mode-step 1.05)
412
413 (run-with-idle-timer 0.4 nil #'require 'mwheel)
414 (csetq mouse-wheel-scroll-amount '(1 ((shift) . 1)) ; one line at a time
415 mouse-wheel-progressive-speed nil ; don't accelerate scrolling
416 mouse-wheel-follow-mouse t) ; scroll window under mouse
417
418 (run-with-idle-timer 0.4 nil #'require 'pixel-scroll)
419 (with-eval-after-load 'pixel-scroll
420 (pixel-scroll-mode 1))
421
422 ;; epg-config
423 (csetq
424 epg-gpg-program (executable-find "gpg")
425 ;; ask for GPG passphrase in minibuffer
426 ;; this will fail if gpg>=2.1 is not available
427 epg-pinentry-mode 'loopback)
428
429 ;; (require 'pinentry)
430 ;; workaround for systemd-based distros:
431 ;; (setq pinentry--socket-dir server-socket-dir)
432 ;; (pinentry-start)
433
434 ;; auth-source
435 (csetq
436 auth-sources '("~/.authinfo.gpg")
437 authinfo-hidden (regexp-opt '("password" "client-secret" "token")))
438
439 ;; info
440 (with-eval-after-load 'info
441 (add-to-list
442 'Info-directory-list
443 (expand-file-name
444 (convert-standard-filename "info/") source-directory)))
445
446 ;; faces
447 (when (display-graphic-p)
448 (with-eval-after-load 'faces
449 (let* ((grey "#e7e7e7")
450 (darker-grey "#d9d9d9")
451 (box ;; `(:line-width -1 :style released-button)
452 'unspecified))
453 (set-face-attribute 'mode-line nil
454 :background grey :box box)
455 (set-face-attribute 'mode-line-inactive nil
456 :background darker-grey :box box))))
457
458 \f
459 ;;; Useful utilities
460
461 (defun b/add-elisp-section ()
462 (interactive)
463 (insert "\n")
464 (forward-line -1)
465 (insert "\n\f\n;;; "))
466
467 (defun b/insert-asterism ()
468 "Insert a centred asterism."
469 (interactive)
470 (let ((asterism "* * *"))
471 (insert
472 (concat
473 "\n"
474 (make-string
475 (floor (/ (- fill-column (length asterism)) 2))
476 ?\s)
477 asterism
478 "\n"))))
479
480 (defun b/start-process (program &rest args)
481 "Same as `start-process', but doesn't bother about name and buffer."
482 (let ((process-name (concat program "_process"))
483 (buffer-name (generate-new-buffer-name
484 (concat program "_output"))))
485 (apply #'start-process
486 process-name buffer-name program args)))
487
488 (defun b/no-mouse-autoselect-window ()
489 "Conveniently disable `focus-follows-mouse'.
490 For disabling the behaviour for certain buffers and/or modes."
491 (make-local-variable 'mouse-autoselect-window)
492 (setq mouse-autoselect-window nil))
493
494 (defun b/kill-current-buffer ()
495 "Kill the current buffer."
496 ;; also see https://redd.it/64xb3q
497 (interactive)
498 (kill-buffer (current-buffer)))
499
500 (defun b/move-indentation-or-beginning-of-line (arg)
501 "Move to the indentation or to the beginning of line."
502 (interactive "^p")
503 ;; (if (bolp)
504 ;; (back-to-indentation)
505 ;; (move-beginning-of-line arg))
506 (if (= (point)
507 (progn (back-to-indentation)
508 (point)))
509 (move-beginning-of-line arg)))
510
511 (defun b/join-line-top ()
512 "Like `join-line', but join next line to the current line."
513 (interactive)
514 (join-line 1))
515
516 (defun b/duplicate-line-or-region (&optional n)
517 "Duplicate the current line, or region (if active).
518 Make N (default: 1) copies of the current line or region."
519 (interactive "*p")
520 (let ((u-r-p (use-region-p)) ; if region is active
521 (n1 (or n 1)))
522 (save-excursion
523 (let ((text
524 (if u-r-p
525 (buffer-substring (region-beginning) (region-end))
526 (prog1 (thing-at-point 'line)
527 (end-of-line)
528 (if (eobp)
529 (newline)
530 (forward-line 1))))))
531 (dotimes (_ (abs n1))
532 (insert text))))))
533
534 \f
535 ;;; General key bindings
536
537 (global-set-key (kbd "C-a") #'b/move-indentation-or-beginning-of-line)
538 (global-set-key (kbd "C-c a i") #'ielm)
539 (global-set-key (kbd "C-c d") #'b/duplicate-line-or-region)
540 (global-set-key (kbd "C-c j") #'b/join-line-top)
541 (global-set-key (kbd "C-S-j") #'b/join-line-top)
542 (global-set-key (kbd "C-c x") #'execute-extended-command)
543
544 ;; evaling and macro-expanding
545 (global-set-key (kbd "C-c e b") #'eval-buffer)
546 (global-set-key (kbd "C-c e e") #'eval-last-sexp)
547 (global-set-key (kbd "C-c e m") #'pp-macroexpand-last-sexp)
548 (global-set-key (kbd "C-c e r") #'eval-region)
549
550 ;; emacs things
551 (global-set-key (kbd "C-c e i") #'emacs-init-time)
552 (global-set-key (kbd "C-c e u") #'emacs-uptime)
553 (global-set-key (kbd "C-c e v") #'emacs-version)
554
555 ;; finding
556 (global-set-key (kbd "C-c f .") #'find-file)
557 (global-set-key (kbd "C-c f d") #'find-name-dired)
558 (global-set-key (kbd "C-c f l") #'find-library)
559
560 ;; frames
561 (global-set-key (kbd "C-c F m") #'make-frame-command)
562 (global-set-key (kbd "C-c F d") #'delete-frame)
563
564 ;; help/describe
565 (global-set-key (kbd "C-S-h F") #'describe-face)
566
567 ;; (global-set-key (kbd "C-x k") #'b/kill-current-buffer)
568 ;; (global-set-key (kbd "C-x K") #'kill-buffer)
569
570 (define-key emacs-lisp-mode-map (kbd "C-<return>") #'b/add-elisp-section)
571
572 (when (display-graphic-p)
573 (global-unset-key (kbd "C-z")))
574
575 \f
576 ;;; Essential packages
577
578 (add-to-list
579 'load-path
580 (expand-file-name
581 (convert-standard-filename "lisp") user-emacs-directory))
582
583 ;; (require 'bandali-exwm)
584
585 (require 'bandali-org)
586
587 ;; (require 'bandali-theme)
588
589 ;; recently opened files
590 (csetq recentf-max-saved-items 2000
591 recentf-save-file (b/var "recentf-save.el"))
592 (run-with-idle-timer 0.2 nil #'require 'recentf)
593 (with-eval-after-load 'recentf
594 ;; (add-to-list 'recentf-keep #'file-remote-p)
595 (recentf-mode)
596
597 (defun b/recentf-open ()
598 "Use `completing-read' to \\[find-file] a recent file."
599 (interactive)
600 (find-file
601 (completing-read "Find recent file: " recentf-list)))
602 (global-set-key (kbd "C-c f r") #'b/recentf-open))
603
604 (fido-mode 1)
605 (defun b/icomplete--fido-mode-setup ()
606 "Customizations to `fido-mode''s minibuffer."
607 (when (and icomplete-mode (icomplete-simple-completing-p))
608 (setq-local
609 ;; icomplete-compute-delay 0.1
610 ;; icomplete-hide-common-prefix t
611 icomplete-separator " · "
612 completion-styles '(basic substring partial-completion flex))))
613 (add-hook 'minibuffer-setup-hook #'b/icomplete--fido-mode-setup 1)
614
615 (require 'bandali-eshell)
616
617 (require 'bandali-ibuffer)
618
619 ;; outline
620 ;; (with-eval-after-load 'outline
621 ;; (when (featurep 'which-key)
622 ;; (which-key-add-key-based-replacements
623 ;; "C-c @" "outline"
624 ;; "s-O" "outline"))
625 ;; (define-key outline-minor-mode-map (kbd "<s-tab>")
626 ;; #'outline-toggle-children)
627 ;; (define-key outline-minor-mode-map (kbd "M-p")
628 ;; #'outline-previous-visible-heading)
629 ;; (define-key outline-minor-mode-map (kbd "M-n")
630 ;; #'outline-next-visible-heading)
631 ;; (defvar b/outline-prefix-map)
632 ;; (define-prefix-command 'b/outline-prefix-map)
633 ;; (define-key outline-minor-mode-map (kbd "s-O")
634 ;; 'b/outline-prefix-map)
635 ;; (define-key b/outline-prefix-map (kbd "TAB")
636 ;; #'outline-toggle-children)
637 ;; (define-key b/outline-prefix-map (kbd "a")
638 ;; #'outline-hide-body)
639 ;; (define-key b/outline-prefix-map (kbd "H")
640 ;; #'outline-hide-body)
641 ;; (define-key b/outline-prefix-map (kbd "S")
642 ;; #'outline-show-all)
643 ;; (define-key b/outline-prefix-map (kbd "h")
644 ;; #'outline-hide-subtree)
645 ;; (define-key b/outline-prefix-map (kbd "s")
646 ;; #'outline-show-subtree))
647 ;; (add-hook 'prog-mode-hook #'outline-minor-mode)
648
649 (require 'bandali-dired)
650
651 (with-eval-after-load 'help
652 (temp-buffer-resize-mode)
653 (csetq help-window-select t))
654
655 (with-eval-after-load 'help-mode
656 ;; local key bindings
657 (define-key help-mode-map (kbd "p") #'backward-button)
658 (define-key help-mode-map (kbd "n") #'forward-button))
659
660 (with-eval-after-load 'tramp
661 (csetq tramp-auto-save-directory (b/var "tramp/auto-save/")
662 tramp-persistency-file-name (b/var "tramp/persistency.el"))
663 (add-to-list 'tramp-default-proxies-alist '(nil "\\`root\\'" "/ssh:%h:"))
664 (add-to-list 'tramp-default-proxies-alist '("localhost" nil nil))
665 (add-to-list 'tramp-default-proxies-alist
666 (list (regexp-quote (system-name)) nil nil)))
667
668 (with-eval-after-load 'doc-view
669 (define-key doc-view-mode-map (kbd "M-RET") #'image-previous-line))
670
671 (csetq shr-max-width 80)
672
673 ;; Email (with Gnus, message, and EBDB)
674 (require 'bandali-gnus)
675 (with-eval-after-load 'sendmail
676 (csetq sendmail-program (executable-find "msmtp")
677 ;; message-sendmail-extra-arguments '("-v" "-d")
678 mail-specify-envelope-from t
679 mail-envelope-from 'header))
680 (require 'bandali-message)
681 (require 'bandali-ebdb)
682
683 ;; IRC (with ERC)
684 (require 'bandali-erc)
685
686 ;; 'paste' service (aka scp + web server)
687 (add-to-list 'load-path (b/lisp "scpaste"))
688 (with-eval-after-load 'scpaste
689 (csetq scpaste-http-destination "https://p.bndl.org"
690 scpaste-scp-destination "p:~"))
691 (autoload 'scpaste "scpaste" nil t)
692 (autoload 'scpaste-region "scpaste" nil t)
693 (global-set-key (kbd "C-c a p p") #'scpaste)
694 (global-set-key (kbd "C-c a p r") #'scpaste-region)
695
696 \f
697 ;;; Editing
698
699 ;; display Lisp objects at point in the echo area
700 (when (version< "25" emacs-version)
701 (with-eval-after-load 'eldoc
702 (csetq eldoc-minor-mode-string " eldoc")
703 (global-eldoc-mode)))
704
705 ;; highlight matching parens
706 (require 'paren)
707 (show-paren-mode)
708
709 ;; (require 'elec-pair)
710 ;; (electric-pair-mode)
711
712 (csetq
713 ;; Save what I copy into clipboard from other applications into Emacs'
714 ;; kill-ring, which would allow me to still be able to easily access
715 ;; it in case I kill (cut or copy) something else inside Emacs before
716 ;; yanking (pasting) what I'd originally intended to.
717 save-interprogram-paste-before-kill t)
718 (with-eval-after-load 'simple
719 (column-number-mode 1)
720 (line-number-mode 1))
721
722 ;; save minibuffer history
723 (require 'savehist)
724 (csetq savehist-file (b/var "savehist.el"))
725 (savehist-mode)
726 (add-to-list 'savehist-additional-variables 'kill-ring)
727
728 ;; automatically save place in files
729 (when (version< "25" emacs-version)
730 (csetq save-place-file (b/var "save-place.el"))
731 (save-place-mode))
732
733 (defun indicate-buffer-boundaries-left ()
734 (csetq indicate-buffer-boundaries 'left))
735 (with-eval-after-load 'prog-mode
736 (global-prettify-symbols-mode))
737 (add-hook 'prog-mode-hook #'indicate-buffer-boundaries-left)
738
739 (define-key text-mode-map (kbd "C-<return>") #'b/insert-asterism)
740 (add-hook 'text-mode-hook #'indicate-buffer-boundaries-left)
741 (add-hook 'text-mode-hook #'flyspell-mode)
742
743 (add-to-list 'auto-mode-alist '("\\.*rc$" . conf-mode))
744
745 (add-to-list 'auto-mode-alist '("\\.bashrc$" . sh-mode))
746
747 (with-eval-after-load 'flyspell
748 (csetq flyspell-mode-line-string " fly"))
749
750 ;; flycheck
751 ;; (run-with-idle-timer 0.6 nil #'require 'flycheck)
752 ;; (with-eval-after-load 'flycheck
753 ;; (csetq
754 ;; ;; Use the load-path from running Emacs when checking elisp files
755 ;; flycheck-emacs-lisp-load-path 'inherit
756 ;; ;; Only flycheck when I actually save the buffer
757 ;; flycheck-check-syntax-automatically '(mode-enabled save)
758 ;; flycheck-mode-line-prefix "flyc"))
759 ;; (define-key flycheck-mode-map (kbd "M-P") #'flycheck-previous-error)
760 ;; (define-key flycheck-mode-map (kbd "M-N") #'flycheck-next-error)
761 ;; (add-hook 'prog-mode-hook #'flycheck-mode)
762
763 ;; ispell
764 ;; http://endlessparentheses.com/ispell-and-apostrophes.html
765 ;; (run-with-idle-timer 0.6 nil #'require 'ispell)
766 ;; (with-eval-after-load 'ispell
767 ;; ;; ’ can be part of a word
768 ;; (csetq ispell-local-dictionary-alist
769 ;; `((nil "[[:alpha:]]" "[^[:alpha:]]"
770 ;; "['\x2019]" nil ("-B") nil utf-8))
771 ;; ispell-program-name (executable-find "hunspell"))
772 ;; ;; don't send ’ to the subprocess
773 ;; (defun endless/replace-apostrophe (args)
774 ;; (cons (replace-regexp-in-string
775 ;; "’" "'" (car args))
776 ;; (cdr args)))
777 ;; (advice-add #'ispell-send-string :filter-args
778 ;; #'endless/replace-apostrophe)
779 ;; ;; convert ' back to ’ from the subprocess
780 ;; (defun endless/replace-quote (args)
781 ;; (if (not (derived-mode-p 'org-mode))
782 ;; args
783 ;; (cons (replace-regexp-in-string
784 ;; "'" "’" (car args))
785 ;; (cdr args))))
786 ;; (advice-add #'ispell-parse-output :filter-args
787 ;; #'endless/replace-quote))
788
789 ;; abbrev
790 (csetq abbrev-file-name (b/etc "abbrev.el"))
791 (add-hook 'text-mode-hook #'abbrev-mode)
792
793 \f
794 ;;; Programming modes
795
796 (with-eval-after-load 'lisp-mode
797 (defun indent-spaces-mode ()
798 (setq indent-tabs-mode nil))
799 (add-hook 'lisp-interaction-mode-hook #'indent-spaces-mode))
800
801 ;; alloy
802 (add-to-list 'load-path (b/lisp "alloy-mode"))
803 (autoload 'alloy-mode "alloy-mode" nil t)
804 (with-eval-after-load 'alloy-mode
805 (csetq alloy-basic-offset 2)
806 ;; (defun b/alloy-simple-indent (start end)
807 ;; (interactive "r")
808 ;; ;; (if (region-active-p)
809 ;; ;; (indent-rigidly start end alloy-basic-offset)
810 ;; ;; (if (bolp)
811 ;; ;; (indent-rigidly (line-beginning-position)
812 ;; ;; (line-end-position)
813 ;; ;; alloy-basic-offset)))
814 ;; (indent-to (+ (current-column) alloy-basic-offset)))
815 ;; local key bindings
816 (define-key alloy-mode-map (kbd "RET") #'electric-newline-and-maybe-indent)
817 ;; (define-key alloy-mode-map (kbd "TAB") #'b/alloy-simple-indent)
818 (define-key alloy-mode-map (kbd "TAB") #'indent-for-tab-command))
819 (add-to-list 'auto-mode-alist '("\\.\\(als\\|dsh\\)\\'" . alloy-mode))
820 (add-hook 'alloy-mode-hook (lambda nil (setq-local indent-tabs-mode nil)))
821
822 ;; lean
823 ;; (eval-when-compile (defvar lean-mode-map))
824 ;; (run-with-idle-timer 0.4 nil #'require 'lean-mode)
825 ;; (with-eval-after-load 'lean-mode
826 ;; (require 'lean-input)
827 ;; (csetq default-input-method "Lean"
828 ;; lean-input-tweak-all '(lean-input-compose
829 ;; (lean-input-prepend "/")
830 ;; (lean-input-nonempty))
831 ;; lean-input-user-translations '(("/" "/")))
832 ;; (lean-input-setup)
833 ;; ;; local key bindings
834 ;; (define-key lean-mode-map (kbd "S-SPC") #'company-complete))
835
836 (with-eval-after-load 'sgml-mode
837 (csetq sgml-basic-offset 0))
838
839 (with-eval-after-load 'css-mode
840 (csetq css-indent-offset 2))
841
842 ;; po-mode
843 ;; (add-hook 'po-mode-hook (lambda nil (run-with-timer 0.1 nil 'View-exit)))
844
845 ;; auctex
846 ;; (csetq font-latex-fontify-sectioning 'color)
847
848 (with-eval-after-load 'tex-mode
849 (cl-delete-if
850 (lambda (p) (string-match "^---?" (car p)))
851 tex--prettify-symbols-alist))
852 (add-hook 'tex-mode-hook #'auto-fill-mode)
853 (add-hook 'tex-mode-hook #'flyspell-mode)
854
855 \f
856 ;;; Emacs enhancements & auxiliary packages
857
858 (with-eval-after-load 'man
859 (csetq Man-width 80))
860
861 (defun b/*scratch* ()
862 "Switch to `*scratch*' buffer, creating it if it does not exist."
863 (interactive)
864 (switch-to-buffer
865 (or (get-buffer "*scratch*")
866 (with-current-buffer (get-buffer-create "*scratch*")
867 (set-buffer-major-mode (current-buffer))
868 (current-buffer)))))
869 (global-set-key (kbd "C-c s") #'b/*scratch*)
870
871 ;; ,----
872 ;; | make pretty boxed quotes like this
873 ;; `----
874 (add-to-list 'load-path (b/lisp "boxquote"))
875 (run-with-idle-timer 0.6 nil #'require 'boxquote)
876 (with-eval-after-load 'boxquote
877 (defvar b/boxquote-prefix-map)
878 (define-prefix-command 'b/boxquote-prefix-map)
879 (global-set-key (kbd "C-c q") 'b/boxquote-prefix-map)
880 (define-key b/boxquote-prefix-map (kbd "b") #'boxquote-buffer)
881 (define-key b/boxquote-prefix-map (kbd "B") #'boxquote-insert-buffer)
882 (define-key b/boxquote-prefix-map (kbd "d") #'boxquote-defun)
883 (define-key b/boxquote-prefix-map (kbd "F") #'boxquote-insert-file)
884 (define-key b/boxquote-prefix-map (kbd "hf") #'boxquote-describe-function)
885 (define-key b/boxquote-prefix-map (kbd "hk") #'boxquote-describe-key)
886 (define-key b/boxquote-prefix-map (kbd "hv") #'boxquote-describe-variable)
887 (define-key b/boxquote-prefix-map (kbd "hw") #'boxquote-where-is)
888 (define-key b/boxquote-prefix-map (kbd "k") #'boxquote-kill)
889 (define-key b/boxquote-prefix-map (kbd "p") #'boxquote-paragraph)
890 (define-key b/boxquote-prefix-map (kbd "q") #'boxquote-boxquote)
891 (define-key b/boxquote-prefix-map (kbd "r") #'boxquote-region)
892 (define-key b/boxquote-prefix-map (kbd "s") #'boxquote-shell-command)
893 (define-key b/boxquote-prefix-map (kbd "t") #'boxquote-text)
894 (define-key b/boxquote-prefix-map (kbd "T") #'boxquote-title)
895 (define-key b/boxquote-prefix-map (kbd "u") #'boxquote-unbox)
896 (define-key b/boxquote-prefix-map (kbd "U") #'boxquote-unbox-region)
897 (define-key b/boxquote-prefix-map (kbd "y") #'boxquote-yank)
898 (define-key b/boxquote-prefix-map (kbd "M-q") #'boxquote-fill-paragraph)
899 (define-key b/boxquote-prefix-map (kbd "M-w") #'boxquote-kill-ring-save))
900
901 (add-to-list 'load-path (b/lisp "hl-todo"))
902 (run-with-idle-timer 0.5 nil #'require 'hl-todo)
903 (with-eval-after-load 'hl-todo
904 ;; highlight TODOs in buffers
905 (global-hl-todo-mode))
906
907 ;; expand-region
908 (global-set-key (kbd "C-=") #'er/expand-region)
909
910 (run-with-idle-timer 0.6 nil #'require 'yasnippet)
911 (with-eval-after-load 'yasnippet
912 (declare-function yas-reload-all
913 "yasnippet" (&optional no-jit interactive))
914 (declare-function yas-maybe-expand-abbrev-key-filter
915 "yasnippet" (cmd))
916
917 (defconst yas-verbosity-cur yas-verbosity)
918 (setq yas-verbosity 2)
919 (csetq yas-snippet-dirs `(,(b/etc "yasnippet/snippets")))
920 ;; (add-to-list 'yas-snippet-dirs "~/src/git/guix/etc/snippets" t)
921 (yas-reload-all)
922 (setq yas-verbosity yas-verbosity-cur)
923
924 (defun b/yas-maybe-expand-abbrev-key-filter (cmd)
925 (when (and (yas-maybe-expand-abbrev-key-filter cmd)
926 (not (bound-and-true-p git-commit-mode)))
927 cmd))
928 (defconst b/yas-maybe-expand
929 '(menu-item "" yas-expand
930 :filter b/yas-maybe-expand-abbrev-key-filter))
931 (define-key yas-minor-mode-map (kbd "SPC") b/yas-maybe-expand)
932
933 (yas-global-mode))
934
935 ;; debbugs
936 (global-set-key (kbd "C-c D d") #'debbugs-gnu)
937 (global-set-key (kbd "C-c D b") #'debbugs-gnu-bugs)
938 (global-set-key (kbd "C-c D e") ; bug-gnu-emacs
939 (lambda ()
940 (interactive)
941 (setq debbugs-gnu-current-suppress t)
942 (debbugs-gnu debbugs-gnu-default-severities
943 '("emacs"))))
944 (global-set-key (kbd "C-c D g") ; bug-gnuzilla
945 (lambda ()
946 (interactive)
947 (setq debbugs-gnu-current-suppress t)
948 (debbugs-gnu debbugs-gnu-default-severities
949 '("gnuzilla"))))
950
951 ;; url and url-cache
952 (csetq
953 url-configuration-directory (b/var "url/configuration/")
954 url-cache-directory (b/var "url/cache/"))
955
956 ;; eww
957 (csetq eww-download-directory (file-name-as-directory
958 (getenv "XDG_DOWNLOAD_DIR")))
959 (global-set-key (kbd "C-c a e w") #'eww)
960
961 ;; ;; org-ref
962 ;; (csetq
963 ;; reftex-default-bibliography '("~/usr/org/references.bib")
964 ;; org-ref-default-bibliography '("~/usr/org/references.bib")
965 ;; org-ref-bibliography-notes "~/usr/org/notes.org"
966 ;; org-ref-pdf-directory "~/usr/org/bibtex-pdfs/")
967
968 ;; fill-column-indicator ?
969
970 ;; window
971 (csetq split-width-threshold 150)
972 (global-set-key (kbd "C-c w s l")
973 (lambda ()
974 (interactive)
975 (split-window-right)
976 (other-window 1)))
977 (global-set-key (kbd "C-c w s j")
978 (lambda ()
979 (interactive)
980 (split-window-below)
981 (other-window 1)))
982 (global-set-key (kbd "C-c w q") #'quit-window)
983
984 ;; pass
985 ;; (global-set-key (kbd "C-c a p") #'pass)
986 ;; (add-hook 'pass-mode-hook #'View-exit)
987
988 ;; reftex
989 ;; uncomment to disable reftex-cite's default choice of previous word
990 ;; (with-eval-after-load 'reftex
991 ;; (require 'reftex-cite)
992 ;; (defun reftex-get-bibkey-default ()
993 ;; "If the cursor is in a citation macro, return the word before the macro."
994 ;; (let* ((macro (reftex-what-macro 1)))
995 ;; (save-excursion
996 ;; (when (and macro (string-match "cite" (car macro)))
997 ;; (goto-char (cdr macro)))
998 ;; (reftex-this-word)))))
999 (add-hook 'latex-mode-hook #'reftex-mode)
1000
1001 ;; dmenu
1002 (add-to-list 'load-path (b/lisp "dmenu"))
1003 (with-eval-after-load 'dmenu
1004 (csetq dmenu-prompt-string "run: "
1005 dmenu-save-file (b/var "dmenu-items")))
1006 (autoload 'dmenu "dmenu" nil t)
1007
1008 ;; eosd ?
1009
1010 ;; delight
1011 (run-with-idle-timer 0.5 nil #'require 'delight)
1012 (with-eval-after-load 'delight
1013 (delight 'auto-fill-function " f" "simple")
1014 (delight 'abbrev-mode "" "abbrev")
1015 (delight 'mml-mode " mml" "mml")
1016 (delight 'yas-minor-mode "" "yasnippet"))
1017
1018 \f
1019 ;;; Post initialization
1020
1021 (message "Loading %s...done (%.3fs)" user-init-file
1022 (float-time (time-subtract (current-time)
1023 b/before-user-init-time)))
1024
1025 ;;; init.el ends here