include-characters

Description

Opens and loads fileref with (read-entity); returns the content of fileref as characters. Trims the last trailing newline off the file so that "the right thing" happens in asis environments.

Author

Norman Walsh, <ndw@nwalsh.com>

Source Code

(define (include-characters fileref)
  ;; Return the character content of fileref
  (let* ((newline #\U-000D)
	 (file-content  (read-entity fileref))
	 (file-length   (string-length file-content))
	 ;; If the last char is a newline, drop it, otherwise print it...
	 (content       (if (equal? newline (string-ref file-content
							(- file-length 1)))
			    (substring file-content 0 (- file-length 1))
			    file-content)))
    content))