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-rw-r--r--gnu/packages/lisp-xyz.scm33
1 files changed, 33 insertions, 0 deletions
diff --git a/gnu/packages/lisp-xyz.scm b/gnu/packages/lisp-xyz.scm
index afdb43620f..b3d90d0fb2 100644
--- a/gnu/packages/lisp-xyz.scm
+++ b/gnu/packages/lisp-xyz.scm
@@ -15718,3 +15718,36 @@ shader functions, written with @code{Shadow}.")
(define-public cl-umbra
(sbcl-package->cl-source-package sbcl-umbra))
+
+(define-public sbcl-abstract-classes
+ (let ((commit "7fa74f1e057f9ba7c1ffecff14f049f979e45267")
+ (revision "1"))
+ (package
+ (name "sbcl-abstract-classes")
+ (version (git-version "1.7.0" revision commit))
+ (source
+ (origin
+ (method git-fetch)
+ (uri (git-reference
+ (url "https://bitbucket.org/eeeickythump/cl-abstract-classes")
+ (commit commit)))
+ (file-name (git-file-name "cl-abstract-classes" version))
+ (sha256
+ (base32 "06lby4i6xbbgs7kgb0f3fqybvyskyg6djhrf967lnysv7hn3zpg9"))))
+ (build-system asdf-build-system/sbcl)
+ (inputs
+ `(("closer-mop" ,sbcl-closer-mop)))
+ (arguments
+ `(#:asd-systems '("abstract-classes" "singleton-classes")))
+ (home-page "https://bitbucket.org/eeeickythump/cl-abstract-classes")
+ (synopsis "Abstract, final, and singleton metaclasses for CLOS")
+ (description
+ "This package provides Common Lisp extension to the MOP to allow
+abstract, final and singleton classes.")
+ (license license:public-domain))))
+
+(define-public ecl-abstract-classes
+ (sbcl-package->ecl-package sbcl-abstract-classes))
+
+(define-public cl-abstract-classes
+ (sbcl-package->cl-source-package sbcl-abstract-classes))