Prepare install script

src/scripts/hdinstall.4th

@@ -0,0 +1,42 @@
+SRC" plasma.4th"
+SRC" conio.4th"
+: RESUME ;
+: ?EXEC
+  NOT IF
+    1 >R
+    BEGIN
+      BL WORD FIND IF
+        CASE
+          ' RESUME OF
+            R> 1- -DUP 0= IF EXIT THEN
+            >R
+            ENDOF
+          ' ?EXEC OF
+            R> 1+ >R
+            ENDOF
+        ENDCASE
+      ELSE DROP
+      THEN
+    AGAIN
+  THEN
+;
+
+HOME
+." Copying system files to /RAM4..." CR
+  COPY" -R PLVM16 CMD128 SYS /RAM4"
+." Copy demos (Y/N)?"
+KEY CR TOUPPER CHAR Y = ?EXEC
+  COPY" -R DEMOS /RAM4"
+RESUME
+." Copy build tools (Y/N)?"
+KEY CR TOUPPER CHAR Y = ?EXEC
+  NEWDIR" /RAM4/BLD
+  COPY" BLD/PLASM BLD/CODEOPT /RAM4/BLD"
+  COPY" -R BLD/INC /RAM4/BLD"
+  ." Copy sample code (Y/N)?"
+  KEY CR TOUPPER CHAR Y = ?EXEC
+    COPY" -R BLD/SAMPLES /RAM4/BLD"
+  RESUME
+RESUME
+." Done" CR
+BYE