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-rw-r--r--lisp/textmodes/reftex-dcr.el21
1 files changed, 12 insertions, 9 deletions
diff --git a/lisp/textmodes/reftex-dcr.el b/lisp/textmodes/reftex-dcr.el
index a21dd3362b0..ee26d911a5d 100644
--- a/lisp/textmodes/reftex-dcr.el
+++ b/lisp/textmodes/reftex-dcr.el
@@ -32,17 +32,20 @@
;;;###autoload
(defun reftex-view-crossref (&optional arg auto-how fail-quietly)
- "View cross reference of macro at point. Point must be on the KEY
-argument. When at a `\\ref' macro, show corresponding `\\label'
-definition, also in external documents (`xr'). When on a label, show
-a locations where KEY is referenced. Subsequent calls find additional
-locations. When on a `\\cite', show the associated `\\bibitem' macro or
-the BibTeX database entry. When on a `\\bibitem', show a `\\cite' macro
-which uses this KEY. When on an `\\index', show other locations marked
-by the same index entry.
+ "View cross reference of macro at point.
+
+Point must be on the KEY argument. When at a `\\ref' macro, show
+corresponding `\\label' definition, also in external
+documents (`xr'). When on a label, show a locations where KEY is
+referenced. Subsequent calls find additional locations. When on
+a `\\cite', show the associated `\\bibitem' macro or the BibTeX
+database entry. When on a `\\bibitem', show a `\\cite' macro
+which uses this KEY. When on an `\\index', show other locations
+marked by the same index entry.
+
To define additional cross referencing items, use the option
`reftex-view-crossref-extra'. See also `reftex-view-crossref-from-bibtex'.
-With one or two C-u prefixes, enforce rescanning of the document.
+With one or two \\[universal-argument] prefixes, enforce rescanning of the document.
With argument 2, select the window showing the cross reference.
AUTO-HOW is only for the automatic crossref display and is handed through
to the functions `reftex-view-cr-cite' and `reftex-view-cr-ref'."