(require 'cl)
(when (or (not (featurep 'auto-complete))
(yes-or-no-p "You are trying to upgrade auto-complete within an existed Emacs which has loaded its older version.
It causes sometimes errors or installation fault. Are you sure? "))
(let* ((basedir (file-name-directory (directory-file-name (file-name-directory load-file-name))))
(default-dir "~/.emacs.d/")
(todir (or (car command-line-args-left)
(read-file-name "Install to: " default-dir default-dir)))
(basedictdir (concat basedir "/dict"))
(todictdir (concat todir "/ac-dict")))
(cond
((not (file-directory-p basedir))
(error "Base directory is not found"))
((or (eq (length todir) 0)
(not (file-directory-p todir)))
(error "To directory is empty or not found"))
(t
(message "Installing to %s from %s" todir basedir)
(add-to-list 'load-path basedir)
(make-directory todictdir t)
(loop for file in (directory-files basedir t "^.*\\.el$")
do (byte-compile-file file))
(loop for file in (directory-files basedir t "^.*\\.elc?$")
do (copy-file file todir t))
(loop for file in (directory-files basedictdir t "^[^\\.]")
do (copy-file file todictdir t))
(let ((msg (concat "Successfully installed!
Add the following code to your .emacs:
"
(if (and (not (member (expand-file-name todir) load-path))
(not (member (concat (expand-file-name todir) "/") load-path)))
(format "(add-to-list 'load-path \"%s\")\n" todir)
"")
"(require 'auto-complete-config)\n"
(format "(add-to-list 'ac-dictionary-directories \"%s\")\n" todictdir)
"(ac-config-default)\n")))
(if noninteractive
(princ-list msg)
(switch-to-buffer "*Installation Result*")
(erase-buffer)
(insert msg)))))))
