@@ 1,7 1,7 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013, 2014, 2015, 2016 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2013 Nikita Karetnikov <nikita@karetnikov.org>
-;;; Copyright © 2014 John Darrington <jmd@gnu.org>
+;;; Copyright © 2014, 2016 John Darrington <jmd@gnu.org>
;;; Copyright © 2014, 2015, 2016 Eric Bavier <bavier@member.fsf.org>
;;; Copyright © 2014 Federico Beffa <beffa@fbengineering.ch>
;;; Copyright © 2014 Mathieu Lirzin <mathieu.lirzin@openmailbox.org>
@@ 78,6 78,26 @@
#:use-module (gnu packages zip)
#:use-module (srfi srfi-1))
+(define-public c-graph
+ (package
+ (name "c-graph")
+ (version "2.0")
+ (source (origin
+ (method url-fetch)
+ (uri (string-append "mirror://gnu/c-graph/c-graph-" version
+ ".tar.gz"))
+ (sha256 (base32
+ "1hlvpzrh7hzzf533diyfiabzskddi8zx92av9hwkjw3l46z7qv01"))))
+ (build-system gnu-build-system)
+ (inputs
+ `(("fortran" ,gfortran)))
+ (synopsis "Visualize and analyze convolution operations")
+ (description
+ "GNU C-Graph demonstrates the theory of convolution underlying
+engineering systems and signal analysis.")
+ (license license:gpl3+)
+ (home-page "http://www.gnu.org/software/c-graph/")))
+
(define-public units
(package
(name "units")