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authorPaul van der Walt <paul@denknerd.org>2015-10-22 13:14:55 +0200
committerPaul van der Walt <paul@denknerd.org>2015-10-23 09:10:52 +0200
commit81da1a45e80d9a71fb69d2e61ba5aab7dee4149d (patch)
treec5cf0dcab218f948e0d8266c87ff4cdedd1001c4
parent0ba563643ebcae725a73ee1986e3c3002a389755 (diff)
downloadguix-81da1a45e80d9a71fb69d2e61ba5aab7dee4149d.tar.gz
gnu: Add ghc-happy.
* gnu/packages/haskell.scm (ghc-happy): New variable.
-rw-r--r--gnu/packages/haskell.scm26
1 files changed, 26 insertions, 0 deletions
diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 300469f93b..930df4a785 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -435,6 +435,32 @@ them.")
      "This library provides an easy way to define command line parsers.")
     (license bsd-3)))
 
+(define-public ghc-happy
+  (package
+    (name "ghc-happy")
+    (version "1.19.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "http://hackage.haskell.org/package/happy/happy-"
+             version
+             ".tar.gz"))
+       (sha256
+        (base32
+         "1nj353q4z1g186fpjzf0dnsg71qhxqpamx8jy89rjjvv3p0kmw32"))))
+    (build-system haskell-build-system)
+    (arguments `(#:tests? #f)) ;; cannot satisfy -package mtl.  Possible Cabal
+                               ;; issue.
+    (propagated-inputs
+     `(("ghc-mtl" ,ghc-mtl)))
+    (home-page "https://hackage.haskell.org/package/happy")
+    (synopsis "Parser generator for Haskell")
+    (description "Happy is a parser generator for Haskell.  Given a grammar
+specification in BNF, Happy generates Haskell code to parse the grammar.
+Happy works in a similar way to the yacc tool for C.")
+    (license bsd-3)))
+
 (define-public cpphs
   (package
     (name "cpphs")