* lisp/emacs-lisp/rx.el: Make it a superset of sregex.

(rx-constituents): Add `any => "."', mark `repeat' as taking any number
of args, add `regex' alias.
(rx-info): Add arg to distinguish head and standalone forms.
(rx-check, rx-form): Pass the corresponding arg.
(rx-**): Simplify.
(rx-repeat): Make it work for any number of args.
(rx-syntax): Make it accept syntax chars as is.
* lisp/obsolete/sregex.el: Move from emacs-lisp/.
* lisp/emacs-lisp/re-builder.el: Remove sregex support.
* lisp/emacs-lisp/edebug.el (sregexq, rx): Remove redundant defs.

1 files changed, 2 insertions, 0 deletions

diff --git a/etc/NEWS b/etc/NEWS
index f7288de8b13..f21028adc8c 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -541,6 +541,8 @@ listing object name completions when being sent text via
 
 *** An API for manipulating SQL product definitions has been added.
 
+** sregex.el is now obsolete, since rx.el is a strict superset.
+
 ** s-region.el is now declared obsolete, superceded by shift-select-mode
 enabled by default in 23.1.