Fix regex used for searching citation keys.

* lisp/textmodes/reftex-cite.el (reftex-all-used-citation-keys): Fix
regex used for scanning for citation keys which failed for
citations with optional arguments.

2 files changed, 7 insertions, 1 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 1f899700d46..8f5ae243eeb 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,9 @@
+2014-01-21  Tassilo Horn  <tsdh@gnu.org>
+
+        * textmodes/reftex-cite.el (reftex-all-used-citation-keys): Fix
+        regex used for scanning for citation keys which failed for
+        citations with optional arguments.
+
 2014-01-21  Leo Liu  <sdl.web@gmail.com>
 
         * simple.el (read--expression): Don't enable eldoc-mode.
diff --git a/lisp/textmodes/reftex-cite.el b/lisp/textmodes/reftex-cite.el
index 1654397dc67..a36fa17fca5 100644
--- a/lisp/textmodes/reftex-cite.el
+++ b/lisp/textmodes/reftex-cite.el
@@ -1130,7 +1130,7 @@ recommended for follow mode.  It works OK for individual lookups."
           (save-restriction
             (widen)
             (goto-char (point-min))
-            (while (re-search-forward "\\(?:^\\|\\=\\)[^%\n\r]*?\\\\\\(bibentry\\|[a-zA-Z]*cite[a-zA-Z]*\\)\\(\\[[^\\]]*\\]\\)?{\\([^}]+\\)}" nil t)
+            (while (re-search-forward "\\(?:^\\|\\=\\)[^%\n\r]*?\\\\\\(bibentry\\|[a-zA-Z]*cite[a-zA-Z]*\\)\\(\\[[^]]*\\]\\)?{\\([^}]+\\)}" nil t)
               (setq kk (match-string-no-properties 3))
               (while (string-match "%.*\n?" kk)
                 (setq kk (replace-match "" t t kk)))