* lisp/find-file.el (ff-other-file-alist): Doc fix. (Bug#57325)

diff --git a/lisp/find-file.el b/lisp/find-file.el
index 809592413dd6c2fd7d5a60f432cd92a8ee5f480f..e137397d24cdd38d35d3b740a0f00a6f46d650b5 100644 (file)
--- a/lisp/find-file.el
+++ b/lisp/find-file.el
@@ -189,6 +189,13 @@ filename that EXTRACT returned."
 (defcustom ff-other-file-alist 'cc-other-file-alist
   "Alist of extensions to find given the current file's extension.
 
+The value could be an alist or a symbol whose value is an alist.
+Each element of the alist has the form
+
+  (REGEXP (ETXENSION...))
+
+where REGEXP is the regular expression matching a file's extension,
+and EXTENSIONs is the list of literal file-name extensions to search for.
 This list should contain the most used extensions before the others,
 since the search algorithm searches sequentially through each
 directory specified in `ff-search-directories'.  If a file is not found,