(import magic-pipes)
(import args)
(import (chicken condition))
(import (chicken process-context))
(import ssax)

(receive (options operands before-exprs after-exprs usage)
         (parse-mp-args (command-line-arguments) '()
                        ""
                        "Read XML documents from standard input, and convert them to sexprs on standard output.")
         (unless (= (length operands) 0)
                 (usage))

         (let* ((ec (make-eval-context before-exprs '() after-exprs)))
           (let loop ()
             (handle-exceptions
              exn
              (unless
               ;; Such an ugly hack...
               (string=? (get-condition-property exn 'exn 'message)
                         "XML [22], unexpected EOF")
               (raise exn))
              (let ((sxml (ssax:xml->sxml (current-input-port) '())))
                (data-write sxml)
                (newline)
                (loop))))

           (without-input-port
            (eval-context-end-closure ec))))