405 lines
14 KiB
EmacsLisp
405 lines
14 KiB
EmacsLisp
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; MAIN
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Minimal UI. Load early to hide as soon as possible.
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(setq inhibit-startup-screen t)
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(if (fboundp 'tool-bar-mode) (tool-bar-mode -1))
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(menu-bar-mode -1)
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(when (fboundp 'set-scroll-bar-mode)
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(set-scroll-bar-mode 'left)
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(scroll-bar-mode -1)
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(define-key my-keys-minor-mode-map (kbd "C-<f6>") 'toggle-scroll-bar))
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;; Remember last cursor position.
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(require 'saveplace)
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(setq save-place-file (concat emacs-cache-folder "saveplace"))
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(setq-default save-place t)
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;; When the daemon is killed abruptly, places are not saved. Adding this hook
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;; allows to save places at a strategic moment.
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(add-hook 'before-save-hook 'save-place-kill-emacs-hook)
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;; url-cookie
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(setq url-cookie-file (concat emacs-cache-folder "url.cookies"))
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;; Bookmark file to cache folder.
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(setq bookmark-default-file (concat emacs-cache-folder "emacs.bmk"))
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;; Disable autosave features.
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(setq auto-save-default nil)
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(setq auto-save-list-file-prefix nil)
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;; Place backup files in specific directory.
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(setq backup-directory-alist
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`((".*" . ,(concat emacs-cache-folder "backups/"))))
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;; Other backup options.
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; (setq backup-inhibited t) ;; Disable backup files.
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; (setq make-backup-files t) ;; Enable backup files.
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; (setq version-control t) ;; Enable numbered versioning.
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;; Default mode
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(setq default-major-mode 'text-mode)
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;; Disable suspend key since it is useless on Emacs server.
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(global-unset-key (kbd "C-z"))
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(global-unset-key (kbd "C-x C-z"))
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;; Make questions less annoying.
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(defalias 'yes-or-no-p 'y-or-n-p)
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;; Allow some protected functions.
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(put 'upcase-region 'disabled nil)
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(put 'downcase-region 'disabled nil)
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(put 'narrow-to-page 'disabled nil)
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;; Print column number in mode line.
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(column-number-mode 1)
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;; Print buffer size in mode line.
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(size-indication-mode 1)
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;; Kill whole line including \n.
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(setq kill-whole-line t)
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;; Alternative scrolling
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(define-key my-keys-minor-mode-map [next]
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(lambda () (interactive)
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(if (string= major-mode "doc-view-mode")
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(doc-view-next-page)
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(condition-case nil (scroll-up)
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(end-of-buffer (goto-char (point-max)))))))
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(define-key my-keys-minor-mode-map [prior]
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(lambda () (interactive)
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(if (string= major-mode "doc-view-mode")
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(doc-view-previous-page)
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(condition-case nil (scroll-down)
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(beginning-of-buffer (goto-char (point-min)))))))
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(define-key my-keys-minor-mode-map (kbd "C-x M-n") (lambda () (interactive) (narrow-to-page 1)))
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(define-key my-keys-minor-mode-map (kbd "C-x M-p") (lambda () (interactive) (narrow-to-page -1)))
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;; Line numbers
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(add-hook 'find-file-hook (lambda () (linum-mode 1)))
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(define-key my-keys-minor-mode-map (kbd "C-<f5>") 'linum-mode)
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(add-hook
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'linum-before-numbering-hook
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(lambda () (if (display-graphic-p) (setq linum-format "%d") (setq linum-format "%d "))))
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;; Indentation
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(setq-default tab-width 2)
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(defvaralias 'standard-indent 'tab-width)
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(setq-default indent-tabs-mode t)
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;; Lisp should not use tabs.
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(mapcar
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(lambda (hook)
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(add-hook
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hook
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(lambda ()
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(setq indent-tabs-mode nil))))
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'(lisp-mode-hook emacs-lisp-mode-hook))
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(add-hook
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'change-log-mode-hook
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(lambda ()
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(setq tab-width 2)
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(setq left-margin 2)))
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;; This needs to be set globally since they are defined as local variable and
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;; Emacs does not know how to set an alias on a local variable.
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(defvaralias 'c-basic-offset 'tab-width)
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(defvaralias 'sh-basic-offset 'tab-width)
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;; Line by line scrolling
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(setq scroll-step 1)
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;; Autofill tweak.
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(setq sentence-end-double-space nil)
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;; Highlight selections -- not activated by default on old Emacs.
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(transient-mark-mode 1)
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;; Whitespace, tabs, and other frivolities. Highlight trailing whitespaces. For
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;; programming languages only, so that it does not affect buffer like calendar
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;; and so on. There is no prog-mode-hook on Emacs<24.
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(require 'functions) ; for page-number-mode
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(add-hook
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'prog-mode-hook
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(lambda ()
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(page-number-mode t)
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;; (whitespace-mode) ; This mode is very performance hungry.
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))
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(define-key my-keys-minor-mode-map (kbd "C-<f7>") 'whitespace-mode)
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(setq
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whitespace-style
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'(face indentation::space space-after-tab space-before-tab tab-mark trailing))
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;; TODO: whitespace report-on-bogus and cleanup do not seem to work properly.
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;; Empty lines seems to be always true. Report is shown even when style is not
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;; matching the errors.
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; (setq whitespace-action '(report-on-bogus))
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;; WARNING: this can break some configuration files needing whitespaces at the
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;; end.
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; (add-hook 'before-save-hook 'sanitize)
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;; Remove whitespaces on region, or whole file.
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(define-key my-keys-minor-mode-map (kbd "C-\\") 'delete-trailing-whitespace)
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;; Hippie expand.
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;; (define-key my-keys-minor-mode-map (kbd "M-/") 'hippie-expand)
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;; Abbreviation support
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(setq-default abbrev-mode t)
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;; Set Fill Column
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(setq-default fill-column 80)
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(add-hook 'text-mode-hook 'turn-on-auto-fill)
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;; Set man pages to display on a 80 character wide window.
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(setenv "MANWIDTH" "80")
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;; Windmove mode: easy window switching with Shift+arrows.
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(when (fboundp 'windmove-default-keybindings)
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(windmove-default-keybindings))
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;; Make Emacs use environment browser, or w3m if BROWSER is not set.
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(setq browse-url-generic-program
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(executable-find
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(let ((b (getenv "BROWSER")))
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(if b b "w3m" )))
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browse-url-browser-function 'browse-url-generic)
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(define-key my-keys-minor-mode-map (kbd "C-M-u") 'browse-url)
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;; Default ispell dictionnay. If not set, Emacs uses the current locale.
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(setq ispell-dictionary "english")
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(define-key my-keys-minor-mode-map
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(kbd "<f5>")
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(lambda () (interactive) (ispell-change-dictionary "english")))
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(define-key my-keys-minor-mode-map
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(kbd "<f6>")
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(lambda () (interactive) (ispell-change-dictionary "francais")))
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(define-key my-keys-minor-mode-map
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(kbd "<f7>")
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(lambda () (interactive) (ispell-change-dictionary "svenska")))
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;; Long paragraphs. Useful for quick navigation with backward-paragraph and
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;; forward-paragraph.
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(setq paragraph-start "
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")
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;; Show matching parenthesis
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(show-paren-mode 1)
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;; By default, there’s a small delay before showing a matching parenthesis. Set
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;; it to 0 to deactivate.
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(setq show-paren-delay 0)
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;; query-replace-regex fix on terminals.
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(if (not (fboundp 'tool-bar-mode)) (define-key my-keys-minor-mode-map (kbd "C-M-y") 'query-replace-regexp))
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;; Semantic options.
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;; (semantic-mode 1)
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(setq semanticdb-default-save-directory (concat emacs-cache-folder "semanticdb"))
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(define-key my-keys-minor-mode-map (kbd "C-c , d") 'semantic-ia-show-summary)
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(define-key my-keys-minor-mode-map (kbd "C-, d") 'semantic-ia-show-summary)
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(define-key my-keys-minor-mode-map (kbd "C-, g") 'semantic-symref-symbol)
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(define-key my-keys-minor-mode-map (kbd "C-, G") 'semantic-symref)
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(define-key my-keys-minor-mode-map (kbd "C-, j") 'semantic-complete-jump-local)
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(define-key my-keys-minor-mode-map (kbd "C-, J") 'semantic-complete-jump)
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(define-key my-keys-minor-mode-map (kbd "C-, l") 'semantic-analyze-possible-completions)
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;; Semantic with ghost display (allows M-n and M-p to browse completion).
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;; (setq semantic-complete-inline-analyzer-displayor-class 'semantic-displayor-ghost)
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;; (setq semantic-complete-inline-analyzer-displayor-class 'semantic-displayor-tooltip)
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;; (setq semanticdb-find-default-throttle '(project unloaded system recursive))
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;; Electric Pairs to auto-complete () [] {} "" etc. You can use it on regions.
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;; (if (>= emacs-major-version 24)
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;; (electric-pair-mode 1))
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;; Run ranger asynchronously.
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(define-key my-keys-minor-mode-map (kbd "C-x D")
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(lambda () (interactive)
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(let ((term (getenv "TERMCMD")))
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(when (and (executable-find "ranger") (executable-find term))
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(start-process "dummy" nil term "-e" "ranger")))))
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;; Calendar ISO display.
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(setq calendar-week-start-day 1)
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(setq calendar-date-style 'iso)
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;; IDO (Interactively Do Thing) for finding files and buffers. Incompatible with
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;; FFAP.
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(require 'ido)
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(ido-mode t)
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(setq ido-enable-flex-matching t)
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(setq ido-save-directory-list-file (concat emacs-cache-folder "ido.last"))
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;; All file finding operation defaults to what is at point. Incompatible with
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;; IDO.
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;; (ffap-bindings)
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;; Icomplete
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(icomplete-mode)
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;; Quick buffer switching.
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(define-key my-keys-minor-mode-map (kbd "C-<prior>") 'previous-buffer)
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(define-key my-keys-minor-mode-map (kbd "C-<next>") 'next-buffer)
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;; Do not open other window for buffer menu, plus hide non-file buffers.
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(define-key my-keys-minor-mode-map (kbd "C-x C-b") 'bs-show)
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;; Remove auto-fill in web edits because wikis and forums do not like it.
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;; This works for qutebrowser, but may need changes for other browsers.
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(add-hook
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'find-file-hook
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(lambda ()
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(if (string-match (concat (getenv "BROWSER") "-editor-*") (buffer-name))
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(auto-fill-mode -1))))
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;; Speedbar options.
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(add-hook
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'speedbar-mode-hook
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(lambda ()
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(speedbar-toggle-updates)))
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;; Compilation bindings and conveniences.
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(require 'functions)
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(setq compilation-ask-about-save nil)
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(autoload 'recompile "compile" nil t)
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(define-key my-keys-minor-mode-map (kbd "<f10>") 'compile-custom)
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(define-key my-keys-minor-mode-map (kbd "<f11>") 'previous-error)
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(define-key my-keys-minor-mode-map (kbd "<f12>") 'next-error)
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;; Code browsing: make C-M-e jump to next function instead of the end of the current function.
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(define-key my-keys-minor-mode-map (kbd "C-M-e") (lambda () (interactive) (beginning-of-defun -1)))
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;; Common LISP
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(setq inferior-lisp-program "clisp")
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(defadvice desktop-owner (after pry-from-cold-dead-hands activate)
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"Don't allow dead emacsen to own the desktop file."
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(when (not (emacs-process-p ad-return-value))
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(setq ad-return-value nil)))
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;; Let Emacs auto-load/save sessions.
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(when (getenv "EMACS_SERVER")
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(desktop-save-mode 1)
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(setq history-length 250)
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(setq desktop-dirname (concat emacs-cache-folder "desktop"))
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(unless (file-directory-p desktop-dirname)
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(make-directory desktop-dirname t))
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(setq desktop-path `(,desktop-dirname))
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(add-to-list 'desktop-locals-to-save 'compile-command))
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;; GMP documentation
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(eval-after-load "info-look"
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'(let ((mode-value (assoc 'c-mode (assoc 'symbol info-lookup-alist))))
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(setcar (nthcdr 3 mode-value)
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(cons '("(gmp)Function Index" nil "^ -.* " "\\>")
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(nth 3 mode-value)))))
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(require 'uniquify)
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(setq uniquify-buffer-name-style 'forward)
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;; Skeleton settings
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(require 'functions)
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;; Do not expand abbrevs in skeletons.
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(setq-default skeleton-further-elements '((abbrev-mode nil)))
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(add-hook 'skeleton-end-hook 'skeleton-make-markers)
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(define-key my-keys-minor-mode-map (kbd "C->") 'skeleton-next-position)
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(define-key my-keys-minor-mode-map (kbd "C-<") (lambda () (interactive) (skeleton-next-position t)))
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;; Alternate focus.
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(add-hook 'occur-hook (lambda () (pop-to-buffer occur-buf)))
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;; (add-hook 'help-mode-hook (lambda () (pop-to-buffer (get-buffer "*Help*"))))
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(add-hook 'grep-mode-hook (lambda () (pop-to-buffer (get-buffer "*grep*"))))
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;; Disable prompt (but leave warning) on git symlink.
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(setq vc-follow-symlinks t)
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;; Clipboard and primary selection.
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(setq x-select-enable-clipboard t)
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(setq x-select-enable-primary t)
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;; Bibtex
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(setq bibtex-entry-format '(opts-or-alts required-fields numerical-fields whitespace realign last-comma delimiters braces sort-fields))
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(setq bibtex-field-delimiters 'double-quotes)
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(add-hook
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'bibtex-mode-hook
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(lambda ()
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(setq indent-tabs-mode nil)))
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;; Git commit meessages.
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(add-to-list 'auto-mode-alist '("COMMIT_EDITMSG\\'" . conf-mode))
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;; Mutt support.
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(add-to-list 'auto-mode-alist '("/tmp/mutt.*" . mail-mode))
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;; Arch Linux PKGBUILD.
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(add-to-list 'auto-mode-alist '("PKGBUILD" . sh-mode))
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;; Shell extensions. We do not put 'sh' only because it could get messy. Emacs
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;; knows it anyway.
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(add-to-list 'auto-mode-alist '("\\(bash\\'\\|zsh\\'\\|csh\\'\\|tcsh\\'\\|ksh\\'\\)" . sh-mode))
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(add-to-list 'auto-mode-alist '("rc\\'" . sh-mode))
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;; Subtitles support.
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(add-to-list 'auto-mode-alist '("\\.srt\\'" . text-mode))
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;; Read Matlab files in Octave mode.
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(add-to-list 'auto-mode-alist '("\\.m\\'" . octave-mode))
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;; Easy code folding toggle.
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(add-hook 'prog-mode-hook 'hs-minor-mode)
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(add-hook 'prog-mode-hook (lambda () (local-set-key (kbd "C-c h") 'hs-toggle-hiding)))
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;; Toggle between source file and header.
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(define-key my-keys-minor-mode-map (kbd "C-c o") 'ff-find-other-file)
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;; Move mouse away.
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; (mouse-avoidance-mode 'banish)
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;; Display defun in mode line.
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(which-function-mode)
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;; Replace maximized binding for fullscreen.
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(define-key my-keys-minor-mode-map (kbd "M-<f10>") 'toggle-frame-fullscreen)
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;; Scroll zooming.
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(define-key my-keys-minor-mode-map (kbd "C-<wheel-down>") 'text-scale-decrease)
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(define-key my-keys-minor-mode-map (kbd "C-<mouse-5>") 'text-scale-decrease)
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(define-key my-keys-minor-mode-map (kbd "C-<wheel-up>") 'text-scale-increase)
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(define-key my-keys-minor-mode-map (kbd "C-<mouse-4>") 'text-scale-increase)
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(setq text-scale-mode-step 1.1)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(provide 'main)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; This may be needed for gud/pdb.
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; (defadvice pop-to-buffer (before cancel-other-window first)
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; (ad-set-arg 1 nil))
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; (ad-activate 'pop-to-buffer)
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;; Use color escape sequences. Only use if needed.
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; (add-hook 'shell-mode-hook 'ansi-color-for-comint-mode-on)
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;; Flymake has a bug that prevents menu from spawning in a console. We redefine
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;; the function to spawn the error message in the mini-buffer.
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; (defun flymake-display-err-message-for-current-line ()
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; "Display a message with errors/warnings for current line if it
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; has errors and/or warnings."
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; (interactive)
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; (let* ((line-no (flymake-current-line-no))
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; (line-err-info-list (nth 0 (flymake-find-err-info flymake-err-info line-no)))
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; (menu-data (flymake-make-err-menu-data line-no line-err-info-list)))
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; (if menu-data
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; (let ((messages))
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; (push (concat (car menu-data) ":") messages)
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; (dolist (error-or-warning (cadr menu-data))
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; (push (car error-or-warning) messages))
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; (message "%s" (mapconcat #'identity (reverse messages) "\n"))))))
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; (define-key my-keys-minor-mode-map (kbd "C-<f10>")
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; 'flymake-display-err-message-for-current-line)
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