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| author | Matthias Benkard <code@mail.matthias.benkard.de> | 2008-02-11 17:34:57 +0100 |
|---|---|---|
| committer | Matthias Benkard <code@mail.matthias.benkard.de> | 2008-02-11 17:34:57 +0100 |
| commit | e75a694b028cd8f7e378929fe95dd6ca355b1051 (patch) | |
| tree | 22f1c472216e1be744125674d3e687a6451f6801 /Lisp/memory-management.lisp | |
| parent | 38747051bbe8bf893363c99374118e237e252cb7 (diff) | |
Specialise MAKE-LOAD-FORM for pointer wrappers.
darcs-hash:4a9e629e6e9a9e20d21c80c541e70b4b6a810645
Diffstat (limited to 'Lisp/memory-management.lisp')
| -rw-r--r-- | Lisp/memory-management.lisp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Lisp/memory-management.lisp b/Lisp/memory-management.lisp index 1d652ae..4829a1e 100644 --- a/Lisp/memory-management.lisp +++ b/Lisp/memory-management.lisp @@ -24,6 +24,13 @@ (defun make-pointer-wrapper (class &rest initargs &key pointer &allow-other-keys) + (when (or (null-pointer-p pointer) + (pointer-eq (objcl-get-nil) pointer)) + (return-from make-pointer-wrapper + ;; We can't simply return +NIL+ here, because this function might + ;; be called at load-time (see the MAKE-LOAD-FORM methods in + ;; data-types.lisp). + (make-instance 'id :pointer (objcl-get-nil)))) (when (not (eq 'selector class)) (cond ((%objcl-object-is-meta-class pointer) (return-from make-pointer-wrapper |