Update init

2 files changed, 169 insertions, 267 deletions

@@ -1,4 +1,4 @@
-;;; ~/.emacs -*- lexical-binding: t; -*-
+;;; ~/.emacs -*- mode: emacs-lisp; lexical-binding: t; -*-
 ;; Author Case Duckworth <acdw@acdw.net>
 ;; Bankruptcy: 12
 
@@ -7,179 +7,34 @@
 (setopt custom-file (locate-user-emacs-file "custom.el"))
 (load custom-file :no-error)
 
-(defvar private-file (locate-user-emacs-file "private.el")
+(defvar user-private-file (locate-user-emacs-file "private.el")
   "Private customizations")
-(load private-file :no-error)           ; might as well do this now
+;; make sure it's really private!
+(and (= (file-attribute-user-id (file-attributes user-private-file))
+        (user-uid))                     ; is it owned by this me?
+     (set-file-modes user-private-file #o600))
+(load user-private-file :no-error)
 
-;; (load-theme 'modus-operandi :no-confirm)
-
-;;; Custom functions
+(load-theme 'brianna :no-confirm)       ; see ~/.emacs.d/brianna-theme.el
+(add-hook 'after-init-hook #'setup-faces)
 
 (define-advice startup-echo-area-message (:override ())
   (if (get-buffer "*Warnings*")
       ";_;"
     "^_^"))
 
-(defun create-missing-directories ()
-  "Automatically create missing directories."
-  (let ((target-dir (file-name-directory buffer-file-name)))
-    (unless (file-exists-p target-dir)
-      (make-directory target-dir :parents))))
-
-(defun delete-trailing-whitespace-except-current-line ()
-  (save-excursion
-    (delete-trailing-whitespace (point-min)
-                                (line-beginning-position))
-    (delete-trailing-whitespace (line-end-position)
-                                (point-max))))
-
-(defun run-after-frame-init (func)
-  "Run FUNC after the first frame is initialized.
-If already so, run FUNC immediately."
-  (cond
-   ((daemonp)
-    (add-hook 'server-after-make-frame-hook func)
-    (advice-add func :after (lambda ()
-                              (remove-hook 'server-after-make-frame-hook
-                                           func)
-                              (advice-remove func
-                                             'after-frame-init-removing-advice))
-
-
-                '((name . after-frame-init-removing-advice))))
-   ((not after-init-time)
-    (add-hook 'after-init-hook func))
-   (:else (funcall func))))
-
-(defun first-found-font (&rest cands)
-  "Return the first font of CANDS that is installed, or nil."
-  (cl-loop with ffl = (font-family-list)
-           for font in cands
-           if (member font ffl)
-           return font))
-
-(defun setup-faces ()
-  "Setup Emacs faces."
-  (set-face-attribute 'variable-pitch nil
-                      :family (first-found-font "Public Sans")
-                      :height 1.0)
-  (set-face-attribute 'fixed-pitch nil
-                      :family (first-found-font "Recursive Mono Linear Static"))
-  (set-face-attribute 'fixed-pitch-serif nil
-                      :family (first-found-font "Go Mono"
-                                                "DejaVu Sans Mono"))
-
-  ;; Emojis
-  (cl-loop with ffl = (font-family-list)
-           for font in '("Noto Emoji" "Noto Color Emoji"
-                         "Segoe UI Emoji" "Apple Color Emoji"
-                         "FreeSans" "FreeMono" "FreeSerif"
-                         "Unifont" "Symbola")
-           if (member font ffl)
-           do (set-fontset-font t 'symbol font))
-
-  ;; International fonts
-  (cl-loop with ffl = (font-family-list)
-           for (charset . font)
-           in '((latin . "Noto Sans")
-                (han . "Noto Sans CJK SC Regular")
-                (kana . "Noto Sans CJK JP Regular")
-                (hangul . "Noto Sans CJK KR Regular")
-                (cjk-misc . "Noto Sans CJK KR Regular")
-                (khmer . "Noto Sans Khmer")
-                (lao . "Noto Sans Lao")
-                (burmese . "Noto Sans Myanmar")
-                (thai . "Noto Sans Thai")
-                (ethiopic . "Noto Sans Ethiopic")
-                (hebrew . "Noto Sans Hebrew")
-                (arabic . "Noto Sans Arabic")
-                (gujarati . "Noto Sans Gujarati")
-                (devanagari . "Noto Sans Devanagari")
-                (kannada . "Noto Sans Kannada")
-                (malayalam . "Noto Sans Malayalam")
-                (oriya . "Noto Sans Oriya")
-                (sinhala . "Noto Sans Sinhala")
-                (tamil . "Noto Sans Tamil")
-                (telugu . "Noto Sans Telugu")
-                (tibetan . "Noto Sans Tibetan"))
-           if (member font ffl)
-           do (set-fontset-font t charset font)))
-
-(defmacro inhibit-messages (&rest body)
-  "Inhibit all messages in BODY."
-  (declare (indent defun))
-  `(cl-letf (((symbol-function 'message) #'ignore))
-     ,@body))
-
-(defun kill-buffer-dwim (&optional buffer-or-name)
-  "Kill BUFFER-OR-NAME or the current buffer."
-  (interactive "P")
-  (cond
-   ((bufferp buffer-or-name)
-    (kill-buffer buffer-or-name))
-   ((null buffer-or-name)
-    (kill-current-buffer))
-   (:else
-    (kill-buffer (read-buffer "Kill: " nil :require-match)))))
-
-(defun other-window-dwim (&optional arg)
-  "Switch to another window/buffer.
-Calls `other-window', which see, unless
-- the current window is alone on its frame
-- `other-window-dwim' is called with \\[universal-argument]
-In these cases, switch to the last-used buffer."
-  (interactive "P")
-  (if (or arg (one-window-p))
-      (switch-to-buffer (other-buffer) nil t)
-    (other-window 1)))
-
-(defun delete-window-dwim ()
-  "Delete the current window or bury its buffer.
-If the current window is alone in its frame, bury the buffer
-instead."
-  (interactive)
-  (unless (ignore-errors (delete-window) t)
-    (bury-buffer)))
-
-(defun cycle-spacing* (&optional n)
-  "Negate N argument on `cycle-spacing'."
-  (interactive "*p")
-  (cycle-spacing (- n)))
-
-(defun find-user-init-file (&optional arg)
-  "Edit `user-init-file' in current window.
-With ARG, edit in other window."
-  (interactive "P")
-  (funcall (if arg #'find-file-other-window #'find-file)
-           user-init-file))
-
-(defun find-user-private-file (&optional arg)
-  "Edit `private-file'.
-With ARG, edit in other window."
-  (interactive "P")
-  (funcall (if arg #'find-file-other-window #'find-file)
-           private-file))
-
-(defun package-ensure (pkg)
-  "Install PKG if it's not already installed."
-  (unless (package-installed-p pkg)
-    (package-install pkg)))
-
-(defun minibuffer-delete-directory ()
-  (interactive)
-  (let ((here (point))
-        (meta (completion-metadata
-               "" minibuffer-completion-table
-               minibuffer-completion-predicate)))
-    (if (eq (completion-metadata-get meta 'category) 'file)
-        (when (search-backward "/" (minibuffer-prompt-end) t)
-          (delete-region (point) here))
-      (backward-kill-word 1))))
-
 ;;; Basic settings
 
-(recancel-colors)
-(tooltip-mode -1)
+;; Environment
+(setenv "PAGER" "cat")                  ; emacs is a pager
+(setenv "TERM" "dumb")                  ; no fancy graphics!
+(setenv "NO_COLOR" "1")                 ; no color!
+
+;; Startup
+(setopt inhibit-startup-screen t)
+(setopt initial-buffer-choice #'eshell)
+(setopt initial-scratch-message ";; *scratch*")
+(setopt initial-major-mode #'emacs-lisp-mode)
 
 ;; Dialogs
 (setopt use-dialog-box nil)
@@ -191,21 +46,28 @@ With ARG, edit in other window."
 ;; Cursor
 (blink-cursor-mode -1)
 
-;; Fonts
-(setopt x-underline-at-descent-line t)
-(run-after-frame-init #'setup-faces)
-
-;;; Look and feel
-
 ;; Whitespace
 (setopt whitespace-style '(face trailing tabs tab-mark))
-(setopt whitespace-global-modes '(not rcirc-mode))
+(setopt whitespace-global-modes '(not rcirc-mode jabber-chat-mode))
 (global-whitespace-mode)
 (add-hook 'before-save-hook #'delete-trailing-whitespace-except-current-line)
+(add-hook 'after-init-hook
+          (lambda () (add-hook 'before-save-hook #'indent-buffer+)))
 (set-face-attribute 'whitespace-tab nil :background nil :foreground "#888")
 (setf (alist-get 'tab-mark whitespace-display-mappings)
       '(9 [?· 9] [?» 9] [?\\ 9]))
 
+;;; UI stuff
+
+(setopt tab-bar-show 1)
+
+;; Fixed-pitch
+(package-ensure '(fixed-pitch-mode
+                  :url "https://github.com/cstby/fixed-pitch-mode.git"))
+(setopt cursor-type 'bar)
+(require 'fixed-pitch)
+(add-to-list 'fixed-pitch-whitelist-hooks 'vc-dir-mode-hook)
+
 ;;; Completions
 
 (setopt tab-always-indent 'complete)
@@ -251,6 +113,14 @@ With ARG, edit in other window."
 (add-hook 'completion-list-mode-hook #'truncate-lines-local-mode)
 (add-hook 'minibuffer-setup-hook #'truncate-lines-local-mode)
 
+(package-ensure 'visual-fill-column)
+(setopt visual-fill-column-enable-sensible-window-split t)
+(add-hook 'visual-line-mode-hook #'visual-fill-column-mode)
+(advice-add 'text-scale-adjust :after #'visual-fill-column-adjust)
+
+(package-ensure 'adaptive-wrap)
+(add-hook 'visual-fill-column-mode #'adaptive-wrap-prefix-mode)
+
 ;; Consult/Marginalia
 
 (package-ensure 'consult)
@@ -275,8 +145,7 @@ With ARG, edit in other window."
 (keymap-set isearch-mode-map "M-s e" #'consult-isearch-history)
 (keymap-set isearch-mode-map "M-s l" #'consult-line)
 (setopt xref-show-xrefs-function #'consult-xref)
-(setopt xref-show-definitions-function
-        #'xref-show-definitions-completing-read)
+(setopt xref-show-definitions-function #'xref-show-definitions-completing-read)
 (setopt consult-preview-key "M-.")
 
 (package-ensure 'marginalia)
@@ -375,7 +244,7 @@ With ARG, edit in other window."
 (setopt isearch-lazy-count t)
 (setopt isearch-regexp-lax-whitespace t)
 (setopt isearch-wrap-pause 'no)
-(setopt search-whitespace-regexp ".*?") ; swiper-style
+(setopt search-whitespace-regexp "[     ]+")
 (setopt search-ring-max 256)
 (setopt regexp-search-ring-max 256)
 
@@ -400,18 +269,18 @@ With ARG, edit in other window."
 
 ;;; Keybinds
 
-(keymap-global-set "C-x C-c" #'save-buffers-kill-terminal)
 (keymap-global-set "C-x C-k" #'kill-buffer-dwim)
 (keymap-global-set "M-o" #'other-window-dwim)
 (keymap-global-set "C-x o" #'other-window-dwim)
 (keymap-global-set "C-x 0" #'delete-window-dwim)
 (keymap-global-set "M-SPC" #'cycle-spacing*)
+(keymap-global-set "C-M-\\" #'indent-buffer+)
+
+(keymap-global-set "C-x C-c" #'save-buffers-kill*)
 (keymap-global-set "C-x C-b" #'ibuffer)
 (keymap-global-set "M-/" #'hippie-expand)
 (keymap-global-set "M-u" #'universal-argument)
 (keymap-set universal-argument-map "M-u" #'universal-argument-more)
-(keymap-global-set "C-c i" #'find-user-init-file)
-(keymap-global-set "C-c p" #'find-user-private-file)
 (keymap-global-set "C-c s" #'eshell)
 
 (keymap-global-set "C-c d"
@@ -419,14 +288,17 @@ With ARG, edit in other window."
                      (interactive)
                      (insert (format-time-string "%FT%TZ" (current-time) t))))
 
-(keymap-global-set "C-M-\\"
-                   (defun indent-buffer ()
-                     (interactive)
-                     (save-mark-and-excursion
-                       (indent-region (point-min) (point-max))
-                       (if (apply #'derived-mode-p space-indent-modes)
-                           (untabify (point-min) (point-max))
-                         (tabify (point-min) (point-max))))))
+(keymap-global-set "C-c i"
+                   (define-keymap
+                     :prefix 'find-init-map
+                     "i" (find-user-file init)
+                     "e" (find-user-file early-init
+                           (locate-user-emacs-file "early-init.el"))
+                     "c" (find-user-file custom custom-file)
+                     "p" (find-user-file private)
+                     "t" (find-user-file brianna
+                           (locate-user-emacs-file "brianna-theme.el"))
+                     "s" #'scratch-buffer))
 
 (keymap-global-set "C-c t"
                    (define-keymap
@@ -448,47 +320,19 @@ With ARG, edit in other window."
 ;; Key settings
 (setopt set-mark-command-repeat-pop t)
 
-;;; Writing
-
-(add-hook 'text-mode-hook #'visual-line-mode)
-(add-hook 'text-mode-hook #'auto-fill-mode)
-
-;;; Hungry delete
-;; I was using the hungry-delete package, but it turns out I can get *most* of
-;; the features with just these functions.
-
-(defun %hungry-delete (skip-fn del-key)
-  (let ((here (point)))
-    (funcall skip-fn " \t")
-    (if (or (= (point) here)
-            (apply 'derived-mode-p
-                   '(eshell-mode          ; add other modes to skip here.
-                     nim-mode
-                     pyton-mode)))
-        (call-interactively (keymap-lookup (list (current-local-map)
-                                                 (current-global-map))
-                                           del-key))
-      (delete-region (point) here))))
-
-(defun hungry-delete-forward ()
-  "Delete forward, hungrily."
-  (interactive)
-  (%hungry-delete #'skip-chars-forward "C-d"))
+;;; Text-editing packages
 
-(defun hungry-delete-backward ()
-  "Delete backward, hungrily."
-  (interactive)
-  (%hungry-delete #'skip-chars-backward "DEL"))
+;; Hungry delete
+(package-ensure 'hungry-delete)
+(setopt hungry-delete-chars-to-skip " \t")
+(with-eval-after-load 'hungry-delete
+  (add-to-list 'hungry-delete-except-modes 'eshell-mode)
+  (add-to-list 'hungry-delete-except-modes 'eww-mode))
+(global-hungry-delete-mode)
 
-(define-minor-mode hungry-delete-mode
-  "Hungrily delete stuff."
-  :global t
-  :lighter " h"
-  :keymap (define-keymap
-            "DEL" #'hungry-delete-backward
-            "C-d" #'hungry-delete-forward))
+;;; Writing
 
-(hungry-delete-mode)
+(add-hook 'text-mode-hook #'visual-line-mode)
 
 ;;; Programming
 
@@ -498,17 +342,6 @@ With ARG, edit in other window."
 (setopt perl-indent-level tab-width)
 (setopt c-basic-offset tab-width)
 
-;; Elisp
-(defun pulse@eval (start end &rest _)
-  (pulse-momentary-highlight-region start end))
-
-(keymap-set emacs-lisp-mode-map "C-c C-c" #'eval-defun)
-(keymap-set emacs-lisp-mode-map "C-c C-b"
-            (defun eval-buffer@pulse () (interactive)
-                   (eval-buffer)
-                   (pulse@eval (point-min) (point-max))))
-(advice-add 'eval-region :after #'pulse@eval)
-
 (defvar space-indent-modes '(emacs-lisp-mode
                              lisp-interaction-mode
                              lisp-mode
@@ -520,10 +353,19 @@ With ARG, edit in other window."
                              css-mode)
   "Modes to indent with spaces, not tabs.")
 
-(defun indent-tabs-mode-maybe ()
-  (setq indent-tabs-mode
-        (if (apply #'derived-mode-p space-indent-modes) nil t)))
-(add-hook 'prog-mode-hook #'indent-tabs-mode-maybe)
+(add-hook 'prog-mode-hook
+          (defun indent-tabs-mode-maybe ()
+            (setq indent-tabs-mode
+                  (if (apply #'derived-mode-p space-indent-modes) nil t))))
+
+;; Elisp
+(keymap-set emacs-lisp-mode-map "C-c C-c" #'eval-defun)
+(keymap-set emacs-lisp-mode-map "C-c C-b"
+            (defun eval-buffer@pulse () (interactive)
+                   (eval-buffer)
+                   (pulse-momentary-highlight-region (point-min) (point-max))))
+(advice-add 'eval-region :after #'pulse@eval)
+(add-hook 'emacs-lisp-mode-hook #'elisp-enable-lexical-binding)
 
 ;; Makefile
 (setopt makefile-backslash-align nil)
@@ -561,11 +403,10 @@ With ARG, edit in other window."
 (advice-add 'geiser-eval-region :after #'pulse@eval)
 
 ;; VC
-(add-hook 'vc-dir-mode-hook #'hl-line-mode)
-(defun vc-jump ()
-  (interactive)
-  (vc-dir default-directory))
-(keymap-global-set "C-x v j" #'vc-jump)
+(keymap-global-set "C-x v j"
+                   (defun vc-jump ()
+                     (interactive)
+                     (vc-dir default-directory)))
 
 ;;; Compilation
 
@@ -582,15 +423,13 @@ With ARG, edit in other window."
 (add-hook 'prog-mode-hook #'auto-fill-mode)
 (add-hook 'prog-mode-hook #'electric-pair-local-mode)
 (global-display-fill-column-indicator-mode)
-(delete-selection-mode)
-(global-so-long-mode)
-(global-goto-address-mode)
-(context-menu-mode)
+(setopt x-underline-at-descent-line t)
 (setopt scroll-conservatively 101)
 (setopt display-fill-column-indicator-character ?·)
 (setopt disabled-command-function nil)
 (setopt electric-pair-skip-whitespace 'chomp)
 (setopt fill-column 80)
+(setopt finger-X.500-host-regexps '(".*tilde.*"))
 (setopt recenter-positions '(top middle bottom))
 (setopt eval-expression-print-level nil)
 (setopt eval-expression-print-length nil)
@@ -599,12 +438,19 @@ With ARG, edit in other window."
 (setopt show-paren-when-point-in-periphery t)
 (setopt show-paren-when-point-inside-paren t)
 (show-paren-mode)
+(delete-selection-mode)
+(global-so-long-mode)
+(global-goto-address-mode)
+(context-menu-mode)
+(tooltip-mode -1)
 
-(with-eval-after-load 'ibuffer
-  (add-hook 'ibuffer-mode-hook #'hl-line-mode))
-
-(with-eval-after-load 'proced
-  (add-hook 'proced-mode-hook #'hl-line-mode))
+(add-hook 'special-mode-hook
+          (defun hl-line@special-mode ()
+            (unless (derived-mode-p 'help-mode ; add other modes here
+                                    'Info-mode
+                                    'eww-mode)
+              (hl-line-mode))))
+(add-hook 'dired-mode-hook #'hl-line-mode)
 
 ;;; RCIRC
 
@@ -623,6 +469,33 @@ With ARG, edit in other window."
             (visual-line-mode)
             (setq default-directory (expand-file-name "~"))))
 
+;;; Jabber
+
+(package-ensure 'jabber)
+(with-eval-after-load 'jabber
+  (require 'jabber-httpupload nil t)
+  ;; I wish jabber.el didn't clobber C-x C-j ...
+  (keymap-global-set "C-x C-j" #'dired-jump)
+  (keymap-global-set "C-c j" jabber-global-keymap)
+  (map-keymap (lambda (key cmd)
+                (define-key jabber-global-keymap (vector (+ key #x60)) cmd))
+              jabber-global-keymap)
+  ;; This is just a dang good idea
+  (keymap-global-set "C-c C-SPC" #'jabber-activity-switch-to))
+
+(setopt jabber-activity-make-strings #'jabber-activity-make-strings-shorten)
+(setopt jabber-activity-query-unread nil)
+(setopt jabber-auto-reconnect t)
+(setopt jabber-browse-buffer-format "%n<browse>")
+(setopt jabber-chat-buffer-format "%n")
+(setopt jabber-groupchat-buffer-format "%b")
+(setopt jabber-muc-private-buffer-format "%n<%g>")
+
+(add-hook 'jabber-post-connect-hooks #'jabber-enable-carbons)
+(add-hook 'jabber-chat-mode-hook #'visual-line-mode)
+(remove-hook 'jabber-alert-muc-hooks #'jabber-muc-echo)
+(remove-hook 'jabber-alert-presence-hooks #'jabber-presence-echo)
+
 ;;; Eshell
 
 (setopt eshell-banner-message
@@ -632,12 +505,10 @@ With ARG, edit in other window."
 (setopt eshell-prompt-function
         (defun @eshell-prompt ()
           (let ((rootp (zerop (user-uid))))
-            (propertize
-             (concat "( "
+            (concat "( "
                     (abbreviate-file-name (eshell/pwd))
                     (if rootp ":root" "")
-                    " ) ")
-             'face 'bold))))
+                    " ) "))))
 (setopt eshell-prompt-regexp "^(.*) ")
 
 ;;; Browsing
@@ -650,17 +521,30 @@ With ARG, edit in other window."
 (setopt dired-recursive-deletes 'always)
 (setopt dired-auto-revert-buffer t)
 (setopt dired-hide-details-hide-symlink-targets nil)
+(add-hook 'dired-mode-hook #'dired-hide-details-mode)
+(add-hook 'dired-mode-hook #'truncate-lines-local-mode)
 (with-eval-after-load 'dired
   (require 'dired-x)
-  (add-hook 'dired-mode-hook #'dired-hide-details-mode)
-  (add-hook 'dired-mode-hook #'hl-line-mode)
-  (add-hook 'dired-mode-hook #'truncate-lines-local-mode)
-  (keymap-set dired-mode-map "C-j" #'dired-up-directory))
+  (keymap-set dired-mode-map "C-j" #'dired-up-directory)
+  (setopt dired-omit-files (regexp-concat dired-omit-files
+                                          "^\\..+$"
+                                          ;; CHICKEN ... this may be overkill
+                                          "\\.s?o$"
+                                          "\\.import\\.scm$"
+                                          "\\.\\(build\\|install\\)\\.sh$"
+                                          "\\.link$"))
+  (add-hook 'dired-mode-hook #'dired-omit-mode)
+  (keymap-set dired-mode-map ")" #'dired-omit-mode))
 
 ;; Elpher (gemini/gopher)
 (package-ensure 'elpher)
 
-;; Browse-url (http)
+;;; HTTP browsing
+
+;; SHR
+(setopt shr-max-width (+ fill-column 10))
+
+;; Browse-url
 (setopt browse-url-new-window-flag t)
 (setopt browse-url-firefox-arguments '("--new-tab"))
 (setopt browse-url-firefox-new-window-is-tab t)
@@ -1,4 +1,4 @@
-;;; ~/.emacs.d/early-init.el -*- lexical-binding: t -*-
+;;; ~/.emacs.d/early-init.el -*- lexical-binding: t; -*-
 ;; Author: Case Duckworth <acdw@acdw.net>
 
 (setopt frame-inhibit-implied-resize t)
@@ -12,18 +12,19 @@
 
 (defvar *fonts*
   '((default
-     :family ("Recursive Mono Casual Static" "DejaVu Sans Mono")
+     :family ;;("Recursive Mono Casual Static" "DejaVu Sans Mono")
+     ("Public Sans" "DejaVu Sans")
      :height 100)
     (variable-pitch
      :family ("Public Sans" "DejaVu Sans")
      :height 1.0)
     (fixed-pitch
-     :family ("Recursive Mono Linear Static" "DejaVu Sans Mono"))
+     :family ("Recursive Mono Casual Static" "DejaVu Sans Mono"))
     (fixed-pitch-serif
      :family ("Recursive Mono Linear Static" "DejaVu Sans Mono"))))
 
 (require 'package)
-(add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/") t)
+(add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/"))
 (package-initialize)
 
 ;;; Custom functions
@@ -81,7 +82,7 @@ If already so, run FUNC immediately."
                                   :height (or (plist-get spec :height)
                                               'unspecified)))
   ;; Specialized fonts
-  (cl-loop with ffl = (font-family-alist)
+  (cl-loop with ffl = (font-family-list)
            for (charset . font)
            in '((latin . "Noto Sans")
                 (han . "Noto Sans CJK SC Regular")
@@ -183,7 +184,7 @@ Whether it tabifies or untabifies depends on `space-indent-modes'."
 (defun package-ensure (pkg)
   "Install PKG if it's not already installed."
   (unless (package-installed-p pkg)
-    (package-install pkg)))
+    (package-vc-install pkg)))
 
 (defun minibuffer-delete-directory ()
   "Delete the last directory in a file-completing minibuffer."
@@ -196,3 +197,20 @@ Whether it tabifies or untabifies depends on `space-indent-modes'."
         (when (search-backward "/" (minibuffer-prompt-end) t)
           (delete-region (point) here))
       (backward-kill-word 1))))
+
+(defun save-buffers-kill* (arg)
+  "Save all the buffers and kill ... something.
+If ARG is 1 (called normally), kill the current terminal.
+If ARG is 4 (with C-u), kill emacs but ask if there are processes running.
+If ARG is 16, kill emacs without asking about processes."
+  (interactive "p")
+  (pcase arg
+    (1 (save-buffers-kill-terminal))
+    (4 (save-buffers-kill-emacs t))
+    (16 (let ((confirm-kill-processes nil)
+              (kill-emacs-query-functions nil)
+              (confirm-kill-emacs nil))
+          (save-buffers-kill-emacs t)))))
+
+(defun regexp-concat (&rest regexps)
+  (string-join regexps "\\|"))