X-Git-Url: https://git.distorted.org.uk/~mdw/sod/blobdiff_plain/dea4d05507e59ab779ed4bb209e05971d87e260c..b18dfd74c60f17adfedd03f125dfa43723d337d3:/src/class-utilities.lisp

diff --git a/src/class-utilities.lisp b/src/class-utilities.lisp
index bf02aa6..0aec35a 100644
--- a/src/class-utilities.lisp
+++ b/src/class-utilities.lisp
@@ -51,13 +51,13 @@
 
   (defun find-instance-slot-by-name (class super-nick slot-name)
     (let ((super (find-superclass-by-nick class super-nick)))
-      (find-thing-by-name "slot" super (sod-class-slots super)
+      (find-thing-by-name "instance slot" super (sod-class-slots super)
 			  slot-name #'sod-slot-name)))
 
   (defun find-class-slot-by-name (class super-nick slot-name)
     (let* ((meta (sod-class-metaclass class))
 	   (super (find-superclass-by-nick meta super-nick)))
-      (find-thing-by-name "slot" super (sod-class-slots super)
+      (find-thing-by-name "class slot" super (sod-class-slots super)
 			  slot-name #'sod-slot-name)))
 
   (defun find-message-by-name (class super-nick message-name)
@@ -100,7 +100,7 @@
 
    The root superclass is the superclass which itself has no direct
    superclasses.  In universes not based on the provided builtin module, the
-   root class may not be our beloved SodObject; however, there must be one
+   root class may not be our beloved `SodObject'; however, there must be one
    (otherwise the class graph is cyclic, which should be forbidden), and we
    insist that it be unique."
 
@@ -110,7 +110,7 @@
   ;;
   ;; Note!  This function gets called from `check-sod-class' before the
   ;; class's chains have been computed.  Therefore we iterate over the direct
-  ;; superclass's chains rather than the class's own.  This misses a chain
+  ;; superclasses' chains rather than the class's own.  This misses a chain
   ;; only in the case where the class is its own chain head.  There are two
   ;; subcases: if there are no direct superclasses at all, then the class is
   ;; its own root; otherwise, it clearly can't be the root and the omission
@@ -160,7 +160,8 @@
   (and (= (length message-args) (length method-args))
        (every (lambda (message-arg method-arg)
 		(if (eq message-arg :ellipsis)
-		    (eq method-arg (c-type va-list))
+		    (c-type-equal-p (argument-type method-arg)
+				    (c-type va-list))
 		    (c-type-equal-p (argument-type message-arg)
 				    (argument-type method-arg))))
 	      message-args method-args)))
@@ -188,6 +189,10 @@
 (defun vtmsgs-struct-tag (class super)
   (format nil "~A__vtmsgs_~A" class (sod-class-nickname super)))
 
+(export 'vtable-union-tag)
+(defun vtable-union-tag (class chain-head)
+  (format nil "~A__vtu_~A" class (sod-class-nickname chain-head)))
+
 (export 'vtable-struct-tag)
 (defun vtable-struct-tag (class chain-head)
   (format nil "~A__vt_~A" class (sod-class-nickname chain-head)))
@@ -196,4 +201,8 @@
 (defun vtable-name (class chain-head)
   (format nil "~A__vtable_~A" class (sod-class-nickname chain-head)))
 
+(export 'message-macro-name)
+(defun message-macro-name (class entry)
+  (format nil "~A_~A" class (method-entry-slot-name entry)))
+
 ;;;----- That's all, folks --------------------------------------------------