;;; -*- lexical-binding: t -*- ;;; ;;; this file: ;;; http://user.it.uu.se/~embe8573/emacs-init/switch-to-buffer-regexp.el ;;; https://dataswamp.org/~incal/emacs-init/switch-to-buffer-regexp.el (require 'cl-lib) (defun buffer-names () (mapcar #'buffer-name (buffer-list)) ) (defun switch-to-buffer-regexp (buf-re) (let*((ori-buf (buffer-name (current-buffer))) (hits (cl-remove-if-not (lambda (b) (string-match buf-re b)) (buffer-names)) )) (when hits (let ((new-hits (cl-remove ori-buf hits))) (when new-hits (when (string-match buf-re ori-buf) (bury-buffer ori-buf) ) (switch-to-buffer (car new-hits)) ))))) ;; try it! ;; (require 'gnus) ;; (dotimes (i 4) (gnus-post-news 'post "")) ; create 4 posts (global-set-key "\C-cu" (lambda () (interactive) (switch-to-buffer-regexp "\*unsent posting\*.*"))) ;; hit again to iterate (provide 'switch-to-buffer-regexp)