X-Git-Url: https://cgit.sxemacs.org/?p=riece;a=blobdiff_plain;f=lisp%2Friece-compat.el;h=2bc6469bd3425dc5c82e1f2cd678eceef6cd73aa;hp=ef41c107392f4c93d74d746147cc6397aacda2f3;hb=8219491a71b09f19b75e3c569c98ef20300d1269;hpb=005a2a7642c9f43d699922799801124a77d56f5d

diff --git a/lisp/riece-compat.el b/lisp/riece-compat.el
index ef41c10..2bc6469 100644
--- a/lisp/riece-compat.el
+++ b/lisp/riece-compat.el
@@ -59,6 +59,19 @@
 	  (setq riece-read-passwd 'ange-ftp-read-passwd))))
   (funcall riece-read-passwd prompt))
 
+(if (string-match "0\\{0\\}" "")
+    (defun riece-make-interval-regexp (regexp min &optional max)
+      (if max
+	  (format "%s\\{%d,%d\\}" regexp min max)
+	(format "%s\\{%d\\}" regexp min)))
+  ;; Emacs 20.7 doesn't support \{...\} in regexps.
+  (defun riece-make-interval-regexp (regexp min &optional max)
+    (mapconcat #'identity
+	       (nconc (make-list min regexp)
+		      (if max
+			  (make-list (- max min) (concat regexp "?"))))
+	       "")))
+
 (provide 'riece-compat)
 
 ;;; riece-compat.el ends here