* ido.el (ido-tidy): Handle read-only text.

2 files changed, 16 insertions, 13 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index ba2046e15b4..a3a94cf6a69 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,7 @@
+2013-10-23  Leo Liu  <sdl.web@gmail.com>
+
+        * ido.el (ido-tidy): Handle read-only text.
+
 2013-10-23  Glenn Morris  <rgm@gnu.org>
 
         * Makefile.in (abs_srcdir, abs_lisp): New, set by configure.
diff --git a/lisp/ido.el b/lisp/ido.el
index e7216f595ea..9a17c0ca61f 100644
--- a/lisp/ido.el
+++ b/lisp/ido.el
@@ -4707,19 +4707,18 @@ Modified from `icomplete-completions'."
     (cancel-timer ido-auto-merge-timer)
     (setq ido-auto-merge-timer nil))
 
-  (if (ido-active)
-      (if (and (boundp 'ido-eoinput)
-               ido-eoinput)
-
-          (if (> ido-eoinput (point-max))
-              ;; Oops, got rug pulled out from under us - reinit:
-              (setq ido-eoinput (point-max))
-            (let ((buffer-undo-list t))
-              (delete-region ido-eoinput (point-max))))
-
-        ;; Reestablish the local variable 'cause minibuffer-setup is weird:
-        (make-local-variable 'ido-eoinput)
-        (setq ido-eoinput 1))))
+  (when (ido-active)
+    (if (bound-and-true-p ido-eoinput)
+        (if (> ido-eoinput (point-max))
+            ;; Oops, got rug pulled out from under us - reinit:
+            (setq ido-eoinput (point-max))
+          (let ((inhibit-read-only t)
+                (buffer-undo-list t))
+            (delete-region ido-eoinput (point-max))))
+
+      ;; Reestablish the local variable 'cause minibuffer-setup is weird:
+      (make-local-variable 'ido-eoinput)
+      (setq ido-eoinput 1))))
 
 (defun ido-summary-buffers-to-end ()
   ;; Move the summaries to the end of the buffer list.