gnu: Add cl-gss.

* gnu/packages/lisp-xyz.scm (ecl-cl-gss, cl-gss, sbcl-cl-gss): New variables.

Signed-off-by: Guillaume Le Vaillant <glv@posteo.net>

gnu/packages/lisp-xyz.scm

@@ -88,6 +88,7 @@
   #:use-module (gnu packages gtk)
   #:use-module (gnu packages image)
   #:use-module (gnu packages imagemagick)
+  #:use-module (gnu packages kerberos)
   #:use-module (gnu packages libevent)
   #:use-module (gnu packages libffi)
   #:use-module (gnu packages linux)
@@ -6287,6 +6288,52 @@ uses @code{uiop:run-program} as a backend.")
 (define-public cl-inferior-shell
   (sbcl-package->cl-source-package sbcl-inferior-shell))
 
+(define-public sbcl-cl-gss
+  (let ((commit "60086f4fd3b82316352e7f2288edbd58f03e08c5")
+        (revision "1"))
+    (package
+      (name "sbcl-cl-gss")
+      (version (git-version "0.0.0" revision commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/lokedhs/cl-gss")
+               (commit commit)))
+         (file-name (git-file-name "cl-gss" version))
+         (sha256
+          (base32 "0zhxxn3zarird255s9i56bz0fm6dkv00mn8bbsjrhskg3wpcg4pb"))))
+      (build-system asdf-build-system/sbcl)
+      (arguments
+       (list
+        #:phases
+        #~(modify-phases %standard-phases
+            (add-after 'unpack 'patch-gss-lib-path
+              (lambda* (#:key inputs #:allow-other-keys)
+                (substitute* "src/functions.lisp"
+                  (("libgssapi_krb5.so")
+                   (search-input-file inputs "/lib/libgssapi_krb5.so"))))))))
+      (inputs
+       (list mit-krb5
+             sbcl-cffi
+             sbcl-trivial-garbage
+             sbcl-trivial-utf-8))
+      (home-page "https://github.com/lokedhs/cl-gss")
+      (synopsis "Common Lisp CFFI bindings to Generic Security Service (GSS)")
+      (description
+       "This package provides Common Lisp bindings to GSSAPI, which is
+designed to provide a standard API to authentication services.  The API itself
+is generic, and the system can provide different underlying implementations.
+The most common one is Kerberos, which has several implementations, the most
+common of which is probably Active Directory.")
+      (license license:bsd-3))))
+
+(define-public ecl-cl-gss
+  (sbcl-package->ecl-package sbcl-cl-gss))
+
+(define-public cl-gss
+  (sbcl-package->cl-source-package sbcl-cl-gss))
+
 (define-public sbcl-trivial-utf-8
   (let ((commit "4d427cfbb1c452436a0efb71c3205c9da67f718f")
         (revision "1"))