ShenDoc 30

External Global Variables

The following variables are external to the Shen package.

• The variable *language* is bound to a string which indicates the platform under which Shen is running. For Common Lisp this is "Common Lisp".
• The global *implementation* is bound to the implementation; e.g. "CLisp" ....
• .... and *release* to the release of the platform e.g. 2.45.
• *port* and *porters* are bound to the port version on that platform and the authors of the port.
• The variable *stinput* is bound to the standard input stream and *stoutput* to the standard output stream.
• *home-directory* is bound to a string which denotes the directory relative to which all files are read or written.
• *version* is bound to a string detailing the release of Shen.
• *maximum-print-sequence-size* determines the maximum size to which a sequence is fully printed.
• *macros* contains the list of current macros. *hush* is bound to a boolean, by default false, and regulates printing.