60/67: gnu: Add closer-mop.

[Pierre Neidhardt]

ambrevar pushed a commit to branch wip-next-browser2
in repository guix.

commit cb7c74fcd9757530215e6f0e485b131794f25cab
Author: Pierre Neidhardt <address@hidden>
Date:   Wed Oct 10 11:22:51 2018 +0200

    gnu: Add closer-mop.
    
    * gnu/packages/lisp.scm (cl-closer-mop, ecl-closer-mop, sbcl-closer-mop): 
New variables.
---
 gnu/packages/lisp.scm | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/gnu/packages/lisp.scm b/gnu/packages/lisp.scm
index c1e692b..2b53e5a 100644
--- a/gnu/packages/lisp.scm
+++ b/gnu/packages/lisp.scm
@@ -3226,6 +3226,34 @@ the Common Lisp programming language.")
 (define-public ecl-trivial-garbage
   (sbcl-package->ecl-package sbcl-trivial-garbage))
 
+(define-public sbcl-closer-mop
+  (let ((commit "fac29ce90e3a46e1fc6cf182190e193526fa9dbc"))
+    (package
+      (name "sbcl-closer-mop")
+      (version (git-version  "1.0.0" "1" commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/pcostanza/closer-mop";)
+               (commit commit)))
+         (sha256
+          (base32 "0hvh77y869h8fg9di5snyg85fxq6fdh9gj1igmx1g6j6j5x915dl"))
+         (file-name (git-file-name "closer-mop" version ))))
+      (build-system asdf-build-system/sbcl)
+      (home-page "https://github.com/pcostanza/closer-mop";)
+      (synopsis "Rectifies absent or incorrect CLOS MOP features")
+      (description "Closer to MOP is a compatibility layer that rectifies many
+of the absent or incorrect CLOS MOP features across a broad range of Common
+Lisp implementations.")
+      (license license:expat))))
+
+(define-public cl-closer-mop
+  (sbcl-package->cl-source-package sbcl-closer-mop))
+
+(define-public ecl-closer-mop
+  (sbcl-package->ecl-package sbcl-closer-mop))
+
 (define sbcl-cl-cffi-gtk-boot0
   (let ((commit "29443c5aaca975709df8025c4649366d882033cb"))
     (package