From ed141a327f13d61f21b4d57bffe4f6c27e5ab93f Mon Sep 17 00:00:00 2001
From: Jose Antonio Ortega Ruiz <jao@gnu.org>
Date: Fri, 19 Jun 2009 20:44:32 +0200
Subject: New user command to unregister Scheme implementations.
---
elisp/geiser-impl.el | 16 ++++++++++++++--
1 file changed, 14 insertions(+), 2 deletions(-)
diff --git a/elisp/geiser-impl.el b/elisp/geiser-impl.el
index 767a7cf..4239f1e 100644
--- a/elisp/geiser-impl.el
+++ b/elisp/geiser-impl.el
@@ -68,7 +68,8 @@ determine its scheme flavour."
(add-to-list 'geiser-impl--impls impl)))
(defun geiser-impl--unregister (impl)
- (setq geiser-impl--impls (remove impl geiser-impl--impls)))
+ (setq geiser-impl--impls (remove impl geiser-impl--impls))
+ (ignore-errors (unload-feature (geiser-impl--impl-feature impl))))
(defvar geiser-impl--default-implementation
geiser-impl-default-implementation)
@@ -240,7 +241,7 @@ implementation to be used by Geiser."))
"Register a new Scheme implementation."
(interactive)
(let ((current geiser-impl-installed-implementations)
- (impl (geiser-impl--read-impl "New implementation: " nil t)))
+ (impl (geiser-impl--read-impl "New Scheme implementation: " nil t)))
(unless (geiser-impl--register impl)
(error "geiser-%s.el not found in load-path" impl))
(when (and (not (memq impl current))
@@ -248,6 +249,17 @@ implementation to be used by Geiser."))
(customize-save-variable
'geiser-impl-installed-implementations (cons impl current)))))
+(defun geiser-unregister-implementation ()
+ "Unregister an installed Scheme implementation."
+ (interactive)
+ (let* ((current geiser-impl-installed-implementations)
+ (impl (geiser-impl--read-impl "Forget implementation: " current)))
+ (geiser-impl--unregister impl)
+ (when (and (impl current)
+ (y-or-n-p "Forget permanently using customize? "))
+ (customize-save-variable
+ 'geiser-impl-installed-implementations (remove impl current)))))
+
;;; Unload support
--
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