24/39: gnu: Add ghc-pretty-hex.

[Ludovic Courtès]

civodul pushed a commit to branch master
in repository guix.

commit f78ed5d56f91b74c71ebb329e6162a40744f1580
Author: rsiddharth <address@hidden>
Date:   Wed Oct 18 03:07:44 2017 +0000

    gnu: Add ghc-pretty-hex.
    
    * gnu/packages/haskell.scm (ghc-pretty-hex): New variable.
    
    Signed-off-by: Ludovic Courtès <address@hidden>
---
 gnu/packages/haskell.scm | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 675632b..6e69eb6 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -9648,4 +9648,24 @@ cipher operations using the crypto-api interface.  Known 
answer tests (KATs)
 for common cryptographic algorithms are included.")
     (license license:bsd-3)))
 
+(define-public ghc-pretty-hex
+  (package
+    (name "ghc-pretty-hex")
+    (version "1.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://hackage.haskell.org/package/";
+                           "pretty-hex-" version "/"
+                           "pretty-hex-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0ylwkvvjvmpprha9nx83xb8gkhyanhk5fffc0r7lb96n4ch5z6pz"))))
+    (build-system haskell-build-system)
+    (home-page "https://github.com/GaloisInc/hexdump";)
+    (synopsis "Haskell library for hex dumps of ByteStrings")
+    (description "This Haskell library generates pretty hex dumps of
+ByteStrings in the style of other common *nix hex dump tools.")
+    (license license:bsd-3)))
+
 ;;; haskell.scm ends here