X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/zone/blobdiff_plain/2f1d381d7cf464f2ce50d6754a538d9e0fc89876..51a6847e534bc908f97f068c5ed82ed11c85ce15:/net.lisp?ds=sidebyside

diff --git a/net.lisp b/net.lisp
index 35e4340..64c796d 100644
--- a/net.lisp
+++ b/net.lisp
@@ -256,19 +256,23 @@ (defun ipnet-changeable-bytes (mask)
 ;;;--------------------------------------------------------------------------
 ;;; Name resolution.
 
-#+cmu
 (defun resolve-hostname (name)
   "Resolve a hostname to an IP address using the DNS, or return nil."
-  (let ((he (ext:lookup-host-entry name)))
-    (and he
-	 (ext:host-entry-addr he))))
+  #+cmu (let ((he (ext:lookup-host-entry name)))
+	  (and he (ext:host-entry-addr he)))
+  #+clisp (let ((he (ext:resolve-host-ipaddr name)))
+	    (and he (string-ipaddr (car (ext:hostent-addr-list he)))))
+  #+ecl (nth-value 2 (ext:lookup-host-entry name))
+  #-(or cmu clisp ecl) nil)
 
-#+cmu
 (defun canonify-hostname (name)
   "Resolve a hostname to canonical form using the DNS, or return nil."
-  (let ((he (ext:lookup-host-entry name)))
-    (and he
-	 (ext:host-entry-name he))))
+  #+cmu (let ((he (ext:lookup-host-entry name)))
+	  (and he (ext:host-entry-name he)))
+  #+clisp (let ((he (ext:resolve-host-ipaddr name)))
+	    (and he (ext:hostent-name he)))
+  #+ecl (nth-value 0 (ext:lookup-host-entry name))
+  #-(or cmu clisp ecl) name)
 
 ;;;--------------------------------------------------------------------------
 ;;; Host names and specifiers.