Change `procedure?' to handle entities specially, recursing on their

invocation method.

diff --git a/v7/src/runtime/udata.scm b/v7/src/runtime/udata.scm
index a70cb25a1d3621e5e4f9abd93d0cddf52ba03737..dade23d4e04c89cb4ceac0191f69f82b1d54e047 100644 (file)
--- a/v7/src/runtime/udata.scm
+++ b/v7/src/runtime/udata.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/runtime/udata.scm,v 14.3 1988/06/15 16:04:05 jrm Exp $
+$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/runtime/udata.scm,v 14.4 1988/08/01 23:07:27 cph Exp $
 
 Copyright (c) 1988 Massachusetts Institute of Technology
 
@@ -302,7 +302,9 @@ that you cannot just vector-ref into.
 (define (procedure? object)
   (or (compound-procedure? object)
       (primitive-procedure? object)
-      (compiled-procedure? object)))
+      (compiled-procedure? object)
+      (and (object-type? (ucode-type entity) object)
+          (procedure? (system-pair-car object)))))
 
 (define-integrable (procedure-lambda procedure)
   (compound-procedure-lambda (guarantee-compound-procedure procedure)))