master 52d554d5d89 1/2: Add manual entries for which-key

[Eli Zaretskii]

branch: master
commit 52d554d5d8964943c65ecf140fdcc4bd6bccf855
Author: Jeremy Bryant <jb@jeremybryant.net>
Commit: Eli Zaretskii <eliz@gnu.org>

    Add manual entries for which-key
    
    * doc/emacs/display.texi (Display Custom):  Briefly introduce which-key.
    * doc/emacs/help.texi (Key Help):  Briefly mention which-key.
---
 doc/emacs/display.texi | 3 ++-
 doc/emacs/help.texi    | 5 +++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/doc/emacs/display.texi b/doc/emacs/display.texi
index d2557d6148e..bda57d2b30e 100644
--- a/doc/emacs/display.texi
+++ b/doc/emacs/display.texi
@@ -2215,7 +2215,8 @@ there is something to echo.  @xref{Echo Area}.
 default), the multi-character key sequence echo shown according to
 @code{echo-keystrokes} will include a short help text about keys which
 will invoke @code{describe-prefix-bindings} (@pxref{Misc Help}) to show
-the list of commands for the prefix you already typed.
+the list of commands for the prefix you already typed.  For a related
+help facility, see @ref{which-key}.
 
 @cindex mouse pointer
 @cindex hourglass pointer display
diff --git a/doc/emacs/help.texi b/doc/emacs/help.texi
index 99a4173ac29..1a76e663657 100644
--- a/doc/emacs/help.texi
+++ b/doc/emacs/help.texi
@@ -260,6 +260,11 @@ by these buttons, Emacs provides the 
@code{button-describe} and
 @code{widget-describe} commands, that should be run with point over
 the button.
 
+@anchor which-key
+@kbd{M-x which-key} is a global minor mode which helps in discovering
+ keymaps.  It displays keybindings following your currently entered
+ incomplete command (prefix), in a popup.
+
 @node Name Help
 @section Help by Command or Variable Name