emacs 配置

(global-linum-mode t) ;;显示行号
(show-paren-mode t) ;;括号匹配
(global-set-key (kbd "C-a") 'mark-whole-buffer) ;;C-a 全选
(global-set-key (kbd "C-s") 'save-buffer)  ;; C-s 保存
(global-set-key (kbd "C-w") 'kill-buffer)  ;; C-w 删除当前 buffer (Enter 确认)
(global-set-key [f9] 'compile-file) ;;一键编译

(defun compile-file()
  (interactive)
  (compile
   (format "g++ -o %s %s -g -lm -Wall" (file-name-sans-extension (buffer-name)) (buffer-name))  ;;编译命令
   )
  )

(set-frame-parameter (selected-frame) 'alpha(list 87 87))  ;;设置透明度
(add-to-list 'default-frame-alist (cons 'alpha(list 87 87)))