Hi,<br><br>The way in which reply bodies are currently made when a non-200 response code is set seems a little inconvenient. When no *http-error-handler* is set, a standard body is given, and when a handler is set it is expected to generate a body. I was creating a system where bad requests can be signalled with conditions, which contain an error message that should be given to the user, and which I was going to render by first calling send-headers and then writing an html-templates template to the resulting stream... but my efforts were frustrated by the fact that send-headers calls start-output, which dumbly generates a body when an error code is set, and the *http-error-handler* is a rather clumsy way to hook into this -- it doesn't know anything about the context of the error, and communicating to it by using a dynamic variable is rather ugly. Maybe an extra argument to (setf return-code) which suppresses the generating of a standard body would be a nicer way to allow people to customize their error messages. (Or maybe having an accessors setf form take different arguments from its normal form is very bad style. -- Another way could be to leave response-code the way it is, default to not replacing the body in case of non-200 code, and add another function which sets the response-code and also enables the body-replacing functionality for that request.)
<br><br>Regards,<br>Marijn Haverbeke<br><br>