* help-mode.el (help-make-xrefs): For Info node links turn

newlines into spaces.  Link node names with newlines are matched
by help-xref-info-regexp and buttonized, this change ensures they
can be followed successfully with RET.  (Bug#6206)

2 files changed, 10 insertions, 1 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 7c6ec59aa64..c6aebdd8f13 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,10 @@
+2010-05-20  Kevin Ryde  <user42@zip.com.au>
+
+        * help-mode.el (help-make-xrefs): For Info node links turn
+        newlines into spaces.  Link node names with newlines are matched
+        by help-xref-info-regexp and buttonized, this change ensures they
+        can be followed successfully with RET.  (Bug#6206)
+
 2010-05-20  Juri Linkov  <juri@jurta.org>
 
         * locate.el (locate): Use pop-to-buffer instead of
diff --git a/lisp/help-mode.el b/lisp/help-mode.el
index bad4ae94e2a..f115e425325 100644
--- a/lisp/help-mode.el
+++ b/lisp/help-mode.el
@@ -433,7 +433,9 @@ that."
                     (let ((data (match-string 2)))
                       (save-match-data
                         (unless (string-match "^([^)]+)" data)
-                          (setq data (concat "(emacs)" data))))
+                          (setq data (concat "(emacs)" data)))
+                        (setq data ;; possible newlines if para filled
+                              (replace-regexp-in-string "[ \t\n]+" " " data t t)))
                       (help-xref-button 2 'help-info data))))
                 ;; URLs
                 (save-excursion