From 120f9bfa9a0faaf574c437150786f164a3d69b6f Mon Sep 17 00:00:00 2001
From: ueno <ueno>
Date: Thu, 25 Aug 2005 09:35:40 +0000
Subject: [PATCH] * riece-addon.el (riece-uninstall-addon): New function.

---
 lisp/ChangeLog      |    1 +
 lisp/riece-addon.el |   26 +++++++++++++++++++++++++-
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 08cc76d..16746a2 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -4,6 +4,7 @@
 	riece-addon-dependencies instead of riece-addons.
 	(riece-command-enable-addon): Ditto.
 	(riece-command-disable-addon): Ditto.
+	(riece-uninstall-addon): New function.
 
 2005-08-25  Daiki Ueno  <ueno@unixuser.org>
 
diff --git a/lisp/riece-addon.el b/lisp/riece-addon.el
index 2f35d5b..68a99b9 100644
--- a/lisp/riece-addon.el
+++ b/lisp/riece-addon.el
@@ -196,12 +196,36 @@
 (defun riece-insinuate-addon (addon &optional verbose)
   (if (get addon 'riece-addon-insinuated)
       (if verbose
-	  (message "Add-on %S is alread insinuated" addon))
+	  (message "Add-on %S is already insinuated" addon))
     (funcall (intern (concat (symbol-name addon) "-insinuate")))
     (put addon 'riece-addon-insinuated t)
     (if verbose
 	(message "Add-on %S is insinuated" addon))))
 
+(defun riece-uninstall-addon (addon &optional verbose)
+  (if (not (get addon 'riece-addon-insinuated))
+      (if verbose
+	  (message "Add-on %S is not insinuated" addon))
+    (let ((entry (assq addon riece-addon-dependencies))
+	  (enabled (intern-soft (concat (symbol-name addon) "-enabled"))))
+      (if entry
+	  (if (cdr entry)
+	      (if (= (length (cdr entry)) 1)
+		  (error "%S depends %S" (car (cdr entry)) addon)
+		(error "%s depends %S" (mapconcat #'identity (cdr entry) ",")
+		       addon))
+	    (if (and enabled
+		     (symbol-value enabled))
+		(riece-disable-addon addon verbose))
+	    (funcall (or (intern-soft (concat (symbol-name addon)
+					      "-uninstall"))
+			 #'ignore))
+	    (setq riece-addon-dependencies
+		  (delq entry riece-addon-dependencies))
+	    (put addon 'riece-addon-insinuated nil)))
+      (if verbose
+	  (message "Add-on %S is uninstalled" addon)))))
+
 (defun riece-enable-addon (addon &optional verbose)
   (let ((enabled (intern-soft (concat (symbol-name addon) "-enabled"))))
     (if (null enabled)
-- 
1.7.10.4