Added LISP; SHARAB LISP as present in PI distribution.

This is used for dumping out sharable lisps. Partially
addresses #251.

src/lisp/sharab.lisp

@@ -0,0 +1,38 @@
+(comment )  ;;; -*-lisp-*-
+
+
+(progn 
+     ;closes init file, if any, or else load file
+   (and (filep uread) (close uread))
+   (and (filep infile) (not (eq infile tyi)) (close infile))
+   (setq infile 't)
+   (setq pure t *pure () )
+   (load '((liblsp) sharab))
+   (fasload (lisp) defmax)
+   (setq pure 1 *pure 'T)
+   (*rset 'T)
+   (pagebporg)
+   (setq putprop (purcopy 
+		  (append '(STRUCT=INFO SELECTOR CONSTRUCTOR AUTOLOAD VERSION 
+			    CARCDR |side-effectsp/|| SETF-X 
+			    GRINDFN GRINDPREDICT GRINDMACRO GRINDFLATSIZE)  
+			  putprop))
+	 pure-putprop putprop)
+   (setq SHBDMP (list (cond ((status feature ITS) '(DSK LSPDMP))
+			    ('T (+internal-lossage "Not Yet Implemented for Non-ITS systems" 'SHARAB () )
+				'(LISP)))
+		      'SHBDMP 
+		      (implode (nconc (exploden (get 'SHARABLE 'VERSION))
+				      (list '|.|)
+				      (cdr (exploden (status LISPV)))))))
+   (sstatus 
+     TOPLEVEL 
+     '((lambda () 
+	 (sstatus TOPLEVEL () )
+	 (setq - () + () )
+	 (pure-suspend "SHARABJ:VP " SHBDMP)
+	 (announce-&-load-init-file 'SHARABLE (status JCL)) )))
+   (sstatus feature SHARABLE)
+   (*throw () () ))
+
+