Mention read-regexp in doc of functions that use it

* lisp/dired.el (dired-read-regexp):
* lisp/faces.el (list-faces-display):
* lisp/misearch.el (multi-isearch-read-matching-buffers)
(multi-isearch-read-matching-files):
* lisp/play/cookie1.el (cookie-apropos):
* lisp/progmodes/grep.el (grep-read-regexp): Doc fixes.

1 files changed, 5 insertions, 2 deletions

diff --git a/lisp/misearch.el b/lisp/misearch.el
index af3b1b45b2b..64ea40b7a1d 100644
--- a/lisp/misearch.el
+++ b/lisp/misearch.el
@@ -239,7 +239,8 @@ set in `multi-isearch-buffers' or `multi-isearch-buffers-regexp'."
     (nreverse bufs)))
 
 (defun multi-isearch-read-matching-buffers ()
-  "Return a list of buffers whose names match specified regexp."
+  "Return a list of buffers whose names match specified regexp.
+Uses `read-regexp' to read the regexp."
   ;; Most code from `multi-occur-in-matching-buffers'
   ;; and `kill-matching-buffers'.
   (let ((bufregexp
@@ -322,8 +323,10 @@ Every next/previous file in the defined sequence is visited by
       (add-to-list 'files file))
     (nreverse files)))
 
+;; A regexp is not the same thing as a file glob - does this matter?
 (defun multi-isearch-read-matching-files ()
-  "Return a list of files whose names match specified wildcard."
+  "Return a list of files whose names match specified wildcard.
+Uses `read-regexp' to read the wildcard."
   ;; Most wildcard code from `find-file-noselect'.
   (let ((filename (read-regexp "Search in files whose names match wildcard")))
     (when (and filename