* subr.el (with-case-table): New macro.

1 files changed, 10 insertions, 0 deletions

diff --git a/lisp/subr.el b/lisp/subr.el
index 4cc2a34c1c9..1a49ae6c73e 100644
--- a/lisp/subr.el
+++ b/lisp/subr.el
@@ -2480,6 +2480,16 @@ in BODY."
        (let ((combine-after-change-calls t))
          . ,body)
      (combine-after-change-execute)))
+
+(defmacro with-case-table (table &rest body)
+  "Execute the forms in BODY with TABLE as the current case table.
+The value returned is the value of the last form in BODY."
+  (declare (indent 1) (debug t))
+  `(let ((old-case-table (current-case-table)))
+     (unwind-protect
+         (progn (set-case-table ,table)
+                ,@body)
+       (set-case-table old-case-table))))
 
 ;;;; Constructing completion tables.