gnu: Add superfamiconv

* gnu/packages/graphics.scm (superfamiconv): New variable.

gnu/packages/graphics.scm

@@ -18,6 +18,7 @@
 ;;; Copyright © 2019 Pierre Neidhardt <mail@ambrevar.xyz>
 ;;; Copyright © 2019, 2020 Marius Bakke <mbakke@fastmail.com>
 ;;; Copyright © 2019 Tanguy Le Carrour <tanguy@bioneland.org>
+;;; Copyright © 2020 Jakub Kądziołka <kuba@kadziolka.net>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -1075,3 +1076,37 @@ (define-public coin3D
 standard graphics library for 3D visualization and visual simulation
 software in the scientific and engineering community.")
       (license license:bsd-3))))
+
+(define-public superfamiconv
+  (package
+    (name "superfamiconv")
+    (version "0.8.8")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/Optiroc/SuperFamiconv")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "0848szv6a2b8wdganh6mw5i8vn8cqvn1kbwzx7mb9wlrf5wzqn37"))))
+    (build-system gnu-build-system)
+    (arguments
+     `(#:tests? #f ; no tests
+       #:phases
+       (modify-phases %standard-phases
+         (delete 'configure)
+         (replace 'install
+           (lambda* (#:key outputs #:allow-other-keys)
+             (let* ((outdir (assoc-ref outputs "out"))
+                    (bindir (string-append outdir "/bin")))
+               (install-file "bin/superfamiconv" bindir)
+               #t))))))
+    (home-page "https://github.com/Optiroc/SuperFamiconv")
+    (synopsis "Tile graphics converter supporting SNES, Game Boy Color
+and PC Engine formats")
+    (description "SuperFamiconv is a converter for tiled graphics, supporting
+the graphics formats of the SNES, Game Boy Color and PC Engine game consoles.
+Automated palette selection is supported.")
+    (license license:expat)))