gnu: Add libcbor.

* gnu/packages/compression.scm (libcbor): New variable.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/packages/compression.scm

@@ -33,6 +33,7 @@
 ;;; Copyright © 2021 Antoine Côté <antoine.cote@posteo.net>
 ;;; Copyright © 2021 Vincent Legoll <vincent.legoll@gmail.com>
 ;;; Copyright © 2021 Maxim Cournoyer <maxim.cournoyer@gmail.com>
+;;; Copyright © 2021 Ahmad Jarara <git@ajarara.io>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -2742,3 +2743,36 @@ (define-public tarlz
 tar tools like GNU tar, which treat it like any other tar.lz archive.  Tarlz
 can append files to the end of such compressed archives.")
     (license license:gpl2+)))
+
+(define-public libcbor
+  (package
+    (name "libcbor")
+    (version "0.8.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/PJK/libcbor")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256 (base32 "01dv4vxcmbvpphqy16vqiwh25wx11x630js5wfnx7cryarsh9ld7"))))
+    (build-system cmake-build-system)
+    (arguments
+     '(#:configure-flags
+       (let* ((out (assoc-ref %outputs "out"))
+              (lib (string-append out "/lib")))
+         (list
+          "-DCMAKE_BUILD_TYPE=Release"
+          "-DBUILD_SHARED_LIBS=ON"
+          "-DCBOR_CUSTOM_ALLOC=ON"
+          (string-append "-DCMAKE_INSTALL_LIBDIR=" lib)
+          (string-append "-DCMAKE_INSTALL_RPATH=" lib)))))
+    (synopsis "The C library for parsing and generating CBOR")
+    (description
+     "The Concise Binary Object Representation (CBOR) is a data format whose
+design goals include the possibility of extremely small code size, fairly
+small message size, and extensibility without the need for version
+negotiation.  These design goals make it different from earlier binary
+serializations such as ASN.1 and MessagePack.")
+    (license license:expat)
+    (home-page "https://github.com/PJK/libcbor")))