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-rw-r--r--gnu/packages/lisp-xyz.scm32
1 files changed, 32 insertions, 0 deletions
diff --git a/gnu/packages/lisp-xyz.scm b/gnu/packages/lisp-xyz.scm
index 5df6a308ff..45d79152c8 100644
--- a/gnu/packages/lisp-xyz.scm
+++ b/gnu/packages/lisp-xyz.scm
@@ -518,6 +518,38 @@ spatially-extended data.")
(define-public cl-spatial-trees
(sbcl-package->cl-source-package sbcl-spatial-trees))
+(define-public sbcl-flexichain
+ ;; There are no releases.
+ (let ((commit "13d2a6c505ed0abfcd4c4ec7d7145059b06855d6")
+ (revision "1"))
+ (package
+ (name "sbcl-flexichain")
+ (version "1.5.1")
+ (source
+ (origin
+ (method git-fetch)
+ (uri (git-reference
+ (url "https://github.com/robert-strandh/Flexichain.git")
+ (commit commit)))
+ (file-name (git-file-name name version))
+ (sha256
+ (base32
+ "0pfyvhsfbjd2sjb30grfs52r51a428xglv7bwydvpg2lc117qimg"))))
+ (build-system asdf-build-system/sbcl)
+ (home-page "https://github.com/robert-strandh/Flexichain.git")
+ (synopsis "Dynamically add elements to or remove them from sequences")
+ (description
+ "This package provides an implementation of the flexichain protocol,
+allowing client code to dynamically add elements to, and delete elements from
+a sequence (or chain) of such elements.")
+ (license license:lgpl2.1+))))
+
+(define-public ecl-flexichain
+ (sbcl-package->ecl-package sbcl-flexichain))
+
+(define-public cl-flexichain
+ (sbcl-package->cl-source-package sbcl-flexichain))
+
(define-public sbcl-clx
(package
(name "sbcl-clx")