From: Eli Zaretskii <eliz@gnu.org>
Date: Wed, 11 Nov 2015 22:56:54 +0000 (+0000)
Subject: mm-url.el (mm-url-form-encode-xwfu): Allow argument CHUNK to be nil (Bug#21881)
X-Git-Url: http://cgit.sxemacs.org/?p=gnus;a=commitdiff_plain;h=24f8bdab921a0876873c5d61eb7e7fe38833f64f;hp=4c7b58391d57065c5c87cea9f9d7741a5809066d

mm-url.el (mm-url-form-encode-xwfu): Allow argument CHUNK to be nil (Bug#21881)
---

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 5722b2e44..057c343be 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2015-11-11  Eli Zaretskii  <eliz@gnu.org>
+
+	* mm-url.el (mm-url-form-encode-xwfu): Allow argument CHUNK to be nil.
+	(Bug#21881)
+
 2015-11-08  Michael Sperber  <mike@xemacs.org>
 
 	* gnus-sum.el (gnus-summary-backend-map): Bind B-backspace to
diff --git a/lisp/mm-url.el b/lisp/mm-url.el
index 6d5f2a34c..ecc5ac476 100644
--- a/lisp/mm-url.el
+++ b/lisp/mm-url.el
@@ -392,17 +392,18 @@ spaces.  Die Die Die."
   (if (consp chunk)
       (setq chunk (cdr chunk)))
 
-  (mapconcat
-   (lambda (char)
-     (cond
-      ((= char ?  ) "+")
-      ((memq char mm-url-unreserved-chars) (char-to-string char))
-      (t (upcase (format "%%%02x" char)))))
-   (mm-encode-coding-string chunk
-			    (if (fboundp 'find-coding-systems-string)
-				(car (find-coding-systems-string chunk))
-			      buffer-file-coding-system))
-   ""))
+  (if chunk
+      (mapconcat
+       (lambda (char)
+	 (cond
+	  ((= char ?  ) "+")
+	  ((memq char mm-url-unreserved-chars) (char-to-string char))
+	  (t (upcase (format "%%%02x" char)))))
+       (mm-encode-coding-string chunk
+				(if (fboundp 'find-coding-systems-string)
+				    (car (find-coding-systems-string chunk))
+				  buffer-file-coding-system))
+       "")))
 
 (defun mm-url-encode-www-form-urlencoded (pairs)
   "Return PAIRS encoded for forms."