(eval-and-compile
  (defvar package-user-dir "~/.emacs.d/elpa")
  (defvar package-archives '(("gnu"   . "https://elpa.gnu.org/packages/")
                             ("melpa" . "https://stable.melpa.org/packages/")
                             ("org"   . "https://orgmode.org/elpa/"))))

(require 'package)
(package-initialize)

(defvar required-packages '(auto-complete
                nlinum
                slime
                            smartparens
                sr-speedbar))

(defun packages-installed-p ()
  (loop for package in required-packages
        unless (package-installed-p package)
          do (return nil)
        finally (return t)))

(unless (packages-installed-p)
  (package-refresh-contents)
  (dolist (package required-packages)
    (unless (package-installed-p package)
      (package-install package))))

(custom-set-variables
 ;; custom-set-variables was added by Custom.
 ;; If you edit it by hand, you could mess it up, so be careful.
 ;; Your init file should contain only one such instance.
 ;; If there is more than one, they won't work right.
 '(package-selected-packages
   (quote
    (use-package undo-tree sr-speedbar smartparens slime nlinum list-utils auto-complete))))
(custom-set-faces
 ;; custom-set-faces was added by Custom.
 ;; If you edit it by hand, you could mess it up, so be careful.
 ;; Your init file should contain only one such instance.
 ;; If there is more than one, they won't work right.
 )

(require 'sr-speedbar)
(setq speedbar-show-unknown-files t)
(setq sr-speedbar-right-side nil)
(global-set-key (kbd "<f2>") 'sr-speedbar-toggle)

(require 'nlinum)
(setq linum-format "\u2502%d")
(global-linum-mode 1)

(setq show-paren-style 'expression)
(show-paren-mode 1)

;(require 'smartparens-config)
;(smartparens-global-mode)

(require 'ido)
(ido-mode t)
(setq ido-mode-flex-matching t)

(require 'auto-complete-config)
(ac-config-default)

(require 'cl)
(setq-default inferior-lisp-program "sbcl")