Emacs 添加拓展包 Install packages_pleaseinstallextensionpackage是什么意思

我的emacs配置GitHub

通过package-install

M-x package-install [RET] package-name

通过配置文件init.el

1. 在~/.emacs.d文件夹下添加lisp文件夹，新建文件init-packages.el

2. 在init.el中添加以下代码

(add-to-list 'load-path "~/.emacs.d/lisp")
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3. 在新建的init-packages.el文件中添加以下代码：

注：其中的my/packages中的my可以被替代为你的名字

(when (>= emacs-major-version 24)
    (require 'package)
    (package-initialize)
    (add-to-list 'package-archives '("melpa" . "http://melpa.org/packages/") t))

;; cl - Common Lisp Extension
(require 'cl)

;; Add Packages
(defvar my/packages '(
            ;;packages
            ;;for example I want to install company, then simply add it to the list
            company


           ) "Default packages")

(setq package-selected-packages my/packages)

(defun my/packages-installed-p ()
    (loop for pkg in my/packages
      when (not (package-installed-p pkg)) do (return nil)
      finally (return t)))

(unless (my/packages-installed-p)
    (message "%s" "Refreshing package database...")
    (package-refresh-contents)
    (dolist (pkg my/packages)
      (when (not (package-installed-p pkg))
    (package-install pkg))))

;; Find Executable Path on OS X
(when (memq window-system '(mac ns))
  (exec-path-from-shell-initialize))
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将要安装的包添加到列表中，在下次的启动开始时将会进行下载