In term-window-width subtract 1 from width when any fringe has zero width. (Bug#18601)

* term.el (term-window-width): Subtract 1 from the width when
any fringe has zero width, not just the right fringe.  (Bug#18601)

lisp/ChangeLog

+2014-10-06  Martin Rudalics  <rudalics@gmx.at>
+
+	* term.el (term-window-width): Subtract 1 from the width when
+	any fringe has zero width, not just the right fringe.  (Bug#18601)
+
 2014-10-05  Leo Liu  <sdl.web@gmail.com>
 
 	* imenu.el (imenu-default-goto-function): Fix typo.

lisp/term.el

@@ -974,6 +974,9 @@ is buffer-local."
   (if (and (not (featurep 'xemacs))
 	   (display-graphic-p)
 	   overflow-newline-into-fringe
+	   ;; Subtract 1 from the width when any fringe has zero width,
+	   ;; not just the right fringe.  Bug#18601.
+	   (/= (frame-parameter nil 'left-fringe) 0)
 	   (/= (frame-parameter nil 'right-fringe) 0))
       (window-body-width)
     (1- (window-body-width))))