[Emacs-diffs] Changes to emacs/lisp/textmodes/reftex.el

[Carsten Dominik]

Index: emacs/lisp/textmodes/reftex.el
diff -c emacs/lisp/textmodes/reftex.el:1.55 emacs/lisp/textmodes/reftex.el:1.56
*** emacs/lisp/textmodes/reftex.el:1.55 Wed Jan 26 08:28:06 2005
--- emacs/lisp/textmodes/reftex.el      Tue Feb  1 12:39:39 2005
***************
*** 1228,1233 ****
--- 1228,1238 ----
    ;; But, when RESCAN is -1, don't rescan even if docstruct is empty.
    ;; When FILE is non-nil, parse only from that file.
  
+   ;; Error out in a buffer without a file.
+   (if (and reftex-mode
+          (not (buffer-file-name)))
+       (error "RefTeX works only in buffers visiting a file."))
+ 
    ;; Make sure we have the symbols tied
    (if (eq reftex-docstruct-symbol nil)
        ;; Symbols are not yet tied: Tie them.