150 lines
5.6 KiB
EmacsLisp
150 lines
5.6 KiB
EmacsLisp
;;; init.el --- Emacs Initialization File
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;;
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;; Copyright (c) 2017 Wojciech Kozlowski
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;;
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;; Author: Wojciech Kozlowski <wojciech.kozlowski@vivaldi.net>
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;; URL: https://gitlab.wojciechkozlowski.eu/config/emacs.d
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;;
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;;; License: GPLv3
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;; ----------------------------------------------------------------------------
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;; Run init without garbage collection.
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;; ----------------------------------------------------------------------------
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(let ((gc-cons-threshold most-positive-fixnum))
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;; --------------------------------------------------------------------------
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;; Visual configuration.
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;; --------------------------------------------------------------------------
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;; Font ---------------------------------------------------------------------
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(let* ((font-name "Source Code Pro")
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(font-size 10)
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(font-spec (concat font-name "-" (int-to-string font-size))))
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(set-frame-font font-spec nil t)
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(add-to-list 'default-frame-alist `(font . ,font-spec))
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(set-face-attribute 'italic nil ;; Emacs does not set italic face
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:family (concat font-name "-Italic")))
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;; Fullscreen ---------------------------------------------------------------
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(toggle-frame-maximized)
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(add-to-list 'default-frame-alist '(fullscreen . maximized))
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;; Visual clutter -----------------------------------------------------------
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(scroll-bar-mode -1)
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(tool-bar-mode -1)
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(menu-bar-mode -1)
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(blink-cursor-mode -1)
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;; Scrolling ----------------------------------------------------------------
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(setq-default scroll-preserve-screen-position 1)
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;; Line number --------------------------------------------------------------
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(setq-default linum-format "%4d \u2502") ;; Line number format
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(add-hook 'prog-mode-hook 'linum-mode) ;; Only in programming modes
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;; Theme --------------------------------------------------------------------
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(load-theme 'havoc t) ;; Load personal theme
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;; --------------------------------------------------------------------------
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;; Package configuration.
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;; --------------------------------------------------------------------------
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(require 'package)
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(add-to-list 'package-archives
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'("melpa" . "http://melpa.milkbox.net/packages/") t)
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(package-initialize)
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(unless (require 'use-package nil 'noerror)
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(package-refresh-contents)
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(package-install 'use-package))
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(use-package magit
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:ensure t)
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(use-package rainbow-delimiters
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:ensure t)
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(add-hook 'prog-mode-hook 'rainbow-delimiters-mode)
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(use-package highlight-parentheses
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:ensure t)
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(add-hook 'prog-mode-hook 'highlight-parentheses-mode)
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(add-hook 'prog-mode-hook 'show-paren-mode)
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(setq hl-paren-colors '("#86dc2f"
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"IndianRed1"
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"IndianRed3"
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"IndianRed4"))
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;; --------------------------------------------------------------------------
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;; Formatting
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;; --------------------------------------------------------------------------
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(setq-default tab-width 8) ;; Tab width
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(setq-default indent-tabs-mode nil) ;; No tabs
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(setq-default fill-column 79) ;; Line width
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(setq-default whitespace-line-column fill-column) ;; For whitespace mode
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(setq-default c-default-style "linux") ;; Default C style
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;; --------------------------------------------------------------------------
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;; Convenience functions.
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;; --------------------------------------------------------------------------
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(defun toggle-indent-tabs-mode ()
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"Toggle a indent-tabs-mode between a defined and undefined state."
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(interactive)
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(setq indent-tabs-mode (not indent-tabs-mode))
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(setq-default indent-tabs-mode indent-tabs-mode))
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(defun quit-other-window ()
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"Quit the next window in cyclic order"
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(interactive)
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(quit-window t (next-window (selected-window))))
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(defun kill-default-buffer ()
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"Kill the currently active buffer with no confirmation."
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(interactive)
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(let (kill-buffer-query-functions) (kill-buffer)))
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;; --------------------------------------------------------------------------
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;; Convenience keyboard shortcuts.
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;; --------------------------------------------------------------------------
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(global-set-key (kbd "C-x k") 'kill-default-buffer) ;; Kill current buffer
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(global-set-key (kbd "C-x C-q") 'quit-other-window) ;; Kill other window
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(global-set-key (kbd "C-c w") 'whitespace-mode) ;; Toggle whitespace mode
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(global-set-key (kbd "C-x k") 'kill-default-buffer) ;; Kill current buffer
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(global-set-key (kbd "M-o") 'other-window) ;; Change window
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(global-set-key (kbd "M-s M-o") 'occur) ;; Occur
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;; --------------------------------------------------------------------------
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;; Configure garbage collection.
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;;
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;; Based on advice from:
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;; http://bling.github.io/blog/2016/01/18/why-are-you-changing-gc-cons-threshold/
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;; --------------------------------------------------------------------------
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(defun my-minibuffer-setup-hook ()
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(setq gc-cons-threshold most-positive-fixnum))
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(defun my-minibuffer-exit-hook ()
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(setq gc-cons-threshold 800000))
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(add-hook 'minibuffer-setup-hook #'my-minibuffer-setup-hook)
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(add-hook 'minibuffer-exit-hook #'my-minibuffer-exit-hook)
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;; --------------------------------------------------------------------------
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;; Increase recursion limits.
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;; --------------------------------------------------------------------------
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(setq-default max-specpdl-size 20000) ;; ~15x original value
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(setq-default max-lisp-eval-depth 24000) ;; 30x orignal value
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) ;; Reset garbage collection settings.
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