(copyright-regexp): Allow multi-line copyrights to be updated.

diff --git a/lisp/emacs-lisp/copyright.el b/lisp/emacs-lisp/copyright.el
index 70c15bf3ec23184176e2a034401c7964351ae05b..15c39e07b7469618080aafb807dde7578f7357ee 100644 (file)
--- a/lisp/emacs-lisp/copyright.el
+++ b/lisp/emacs-lisp/copyright.el
@@ -45,7 +45,7 @@
 (defcustom copyright-regexp
   "\\([\251\81©]\\|@copyright{}\\|[Cc]opyright\\s *:?\\s *(C)\
 \\|[Cc]opyright\\s *:?\\s *[\251\81©]\\)\
-\\s *\\([1-9][-0-9, ']*[0-9]+\\)"
+\\s *\\([1-9][-0-9, ';\n\t]*[0-9]+\\)"
   "*What your copyright notice looks like.
 The second \\( \\) construct must match the years."
   :group 'copyright