Doc fix.

* isearch.el (isearch-barrier): Add a doc string, since it's
mentioned in a function doc string.

Fixes: debbugs:8678

2 files changed, 7 insertions, 1 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 96f4dd07612..76b1d779843 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2011-07-15  Lars Magne Ingebrigtsen  <larsi@gnus.org>
+
+        * isearch.el (isearch-barrier): Add a doc string, since it's
+        mentioned in a function doc string (bug#8678).
+
 2011-07-15  Martin Rudalics  <rudalics@gmx.at>
 
         * window.el (switch-to-buffer): Call pop-to-buffer with normalized
diff --git a/lisp/isearch.el b/lisp/isearch.el
index 50e7b331c85..1942641fae9 100644
--- a/lisp/isearch.el
+++ b/lisp/isearch.el
@@ -549,7 +549,8 @@ Each set is a vector of the form:
 (defvar isearch-error nil)      ; Error message for failed search.
 (defvar isearch-other-end nil)  ; Start (end) of match if forward (backward).
 (defvar isearch-wrapped nil)    ; Searching restarted from the top (bottom).
-(defvar isearch-barrier 0)
+(defvar isearch-barrier 0
+  "Recorded minimum/maximal point for the current search.")
 (defvar isearch-just-started nil)
 (defvar isearch-start-hscroll 0)        ; hscroll when starting the search.