1 files changed, 33 insertions, 35 deletions
diff --git a/lisp/erc/erc-dcc.el b/lisp/erc/erc-dcc.el
index ed8440315eb..e31416f0e1a 100644
--- a/lisp/erc/erc-dcc.el
+++ b/lisp/erc/erc-dcc.el
@@ -54,9 +54,7 @@
 ;;; Code:
 
 (require 'erc)
-(eval-when-compile
-  (require 'cl)
-  (require 'pcomplete))
+(eval-when-compile (require 'pcomplete))
 
 ;;;###autoload (autoload 'erc-dcc-mode "erc-dcc")
 (define-erc-module dcc nil
@@ -277,7 +275,7 @@ Argument IP is the address as a string.  The result is also a string."
                    (* (nth 1 ips) 65536.0)
                    (* (nth 2 ips) 256.0)
                    (nth 3 ips))))
-      (if (interactive-p)
+      (if (called-interactively-p 'interactive)
           (message "%s is %.0f" ip res)
         (format "%.0f" res)))))
 
@@ -380,8 +378,8 @@ created subprocess, or nil."
                 (with-no-warnings       ; obsolete since 23.1
                   (set-process-filter-multibyte process nil)))))
         (file-error
-         (unless (and (string= "Cannot bind server socket" (cadr err))
-                      (string= "address already in use" (caddr err)))
+         (unless (and (string= "Cannot bind server socket" (nth 1 err))
+                      (string= "address already in use" (nth 2 err)))
            (signal (car err) (cdr err)))
          (setq port (1+ port))
          (unless (< port upper)
@@ -434,38 +432,38 @@ where FOO is one of CLOSE, GET, SEND, LIST, CHAT, etc."
   (pcomplete-here (append '("chat" "close" "get" "list")
                           (when (fboundp 'make-network-process) '("send"))))
   (pcomplete-here
-   (case (intern (downcase (pcomplete-arg 1)))
-     (chat (mapcar (lambda (elt) (plist-get elt :nick))
+   (pcase (intern (downcase (pcomplete-arg 1)))
+     (`chat (mapcar (lambda (elt) (plist-get elt :nick))
+                    (erc-remove-if-not
+                     #'(lambda (elt)
+                         (eq (plist-get elt :type) 'CHAT))
+                     erc-dcc-list)))
+     (`close (erc-delete-dups
+              (mapcar (lambda (elt) (symbol-name (plist-get elt :type)))
+                      erc-dcc-list)))
+     (`get (mapcar #'erc-dcc-nick
                    (erc-remove-if-not
                     #'(lambda (elt)
-                        (eq (plist-get elt :type) 'CHAT))
+                        (eq (plist-get elt :type) 'GET))
                     erc-dcc-list)))
-     (close (erc-delete-dups
-             (mapcar (lambda (elt) (symbol-name (plist-get elt :type)))
-                     erc-dcc-list)))
-     (get (mapcar #'erc-dcc-nick
-                  (erc-remove-if-not
-                   #'(lambda (elt)
-                       (eq (plist-get elt :type) 'GET))
-                   erc-dcc-list)))
-     (send (pcomplete-erc-all-nicks))))
+     (`send (pcomplete-erc-all-nicks))))
   (pcomplete-here
-   (case (intern (downcase (pcomplete-arg 2)))
-     (get (mapcar (lambda (elt) (plist-get elt :file))
-                  (erc-remove-if-not
-                   #'(lambda (elt)
-                       (and (eq (plist-get elt :type) 'GET)
-                            (erc-nick-equal-p (erc-extract-nick
-                                               (plist-get elt :nick))
-                                              (pcomplete-arg 1))))
-                   erc-dcc-list)))
-     (close (mapcar #'erc-dcc-nick
-                    (erc-remove-if-not
-                     #'(lambda (elt)
-                         (eq (plist-get elt :type)
-                             (intern (upcase (pcomplete-arg 1)))))
-                     erc-dcc-list)))
-     (send (pcomplete-entries)))))
+   (pcase (intern (downcase (pcomplete-arg 2)))
+     (`get (mapcar (lambda (elt) (plist-get elt :file))
+                   (erc-remove-if-not
+                    #'(lambda (elt)
+                        (and (eq (plist-get elt :type) 'GET)
+                             (erc-nick-equal-p (erc-extract-nick
+                                                (plist-get elt :nick))
+                                               (pcomplete-arg 1))))
+                    erc-dcc-list)))
+     (`close (mapcar #'erc-dcc-nick
+                     (erc-remove-if-not
+                      #'(lambda (elt)
+                          (eq (plist-get elt :type)
+                              (intern (upcase (pcomplete-arg 1)))))
+                      erc-dcc-list)))
+     (`send (pcomplete-entries)))))
 
 (defun erc-dcc-do-CHAT-command (proc &optional nick)
   (when nick
@@ -1248,7 +1246,7 @@ other client."
 
 (defun erc-dcc-no-such-nick (proc parsed)
   "Detect and handle no-such-nick replies from the IRC server."
-  (let* ((elt (erc-dcc-member :nick (second (erc-response.command-args parsed))
+  (let* ((elt (erc-dcc-member :nick (nth 1 (erc-response.command-args parsed))
                               :parent proc))
          (peer (plist-get elt :peer)))
     (when (or (and (processp peer) (not (eq (process-status peer) 'open)))