src/method-impl.lisp, etc.: Add a `readonly' message property.

[sod] / src / class-make-proto.lisp

diff --git a/src/class-make-proto.lisp b/src/class-make-proto.lisp
index a2783ee..5622dc6 100644 (file)
--- a/src/class-make-proto.lisp
+++ b/src/class-make-proto.lisp
@@ -86,7 +86,7 @@
 
 (export 'make-sod-instance-initializer)
 (defgeneric make-sod-instance-initializer
-    (class nick name value pset &key location)
+    (class nick name value pset &key location inhibit-initargs)
   (:documentation
    "Construct and attach an instance slot initializer, to CLASS.
 
@@ -95,7 +95,13 @@
    construction process.  The default method looks up the slot using
    `find-instance-slot-by-name', calls `make-sod-initializer-using-slot' to
    actually make the initializer object, and adds it to the appropriate list
-   in CLASS."))
+   in CLASS.
+
+   Usually, if an `initarg' property is set on PSET, then a slot initarg is
+   created and attached to the slot; this can be prevented by setting
+   INHIBIT-INITARGS non-nil.  This is needed when creating a slot and
+   initializer from the same property set, in order to prevent creation of a
+   duplicate initarg."))
 
 (export 'make-sod-class-initializer)
 (defgeneric make-sod-class-initializer