>>>>> On Thu, 13 Jan 2005 12:50:18 +0000, David Johnson-Davies
>>>>> <david@xxxxxxxxxxxxxxx> said:
David> Can anyone help with the following query?
David> I want to discover when a URL is called with a HEAD method. I've tried
David> supplying a header-function argument to export-url with the following:
David> (export-url "/test.html"
David> :computed
David> :response-function #'serve-page
David> :header-function #'(lambda (url) (print "HEAD call") :html)
David> :public t)
David> This gives the error:
David> Error: Arguments don't match lambda list..
David> Any suggestions welcomed.
It is usually a good idea to say which version of which software you are
using!
In CL-HTTP 70.190 at least, it looks like a bug -- try changing this
definition in server/url.lisp:
(defmethod initialize-specialization ((url http-computed-url) class init-args)
(with-class-change-for-initialize-specialization (url class init-args)
(destructuring-bind (response-function &optional header-function) init-args
(setf (response-function url) response-function
(header-function url) header-function)
url)))
to read:
(defmethod initialize-specialization ((url http-computed-url) class init-args)
(with-class-change-for-initialize-specialization (url class init-args)
(destructuring-bind (response-function . header-function) init-args
(setf (response-function url) response-function
(header-function url) header-function)
url)))
i.e. destructuring a cons instead of using &OPTIONAL. I think
HTTP-COMPUTED-FORM and HTTP-CLIENT-SCRIPT have the same problem.
__Martin
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