38/154: gnu: Add ghc-pcre-light.

[Paul]

toothbrush pushed a commit to branch wip-haskell-platform-7.10.2-a
in repository guix.

commit 5be1b96fb1d41c94cb66fdf7db092e1cbdb7ff7a
Author: Paul van der Walt <address@hidden>
Date:   Thu Oct 15 21:10:01 2015 +0200

    gnu: Add ghc-pcre-light.
    
    * gnu/packages/haskell.scm (ghc-pcre-light): New variable.
---
 gnu/packages/haskell.scm |   29 +++++++++++++++++++++++++++++
 1 files changed, 29 insertions(+), 0 deletions(-)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index e057d1b..d73ea49 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -37,6 +37,7 @@
   #:use-module (gnu packages multiprecision)
   #:use-module (gnu packages ncurses)
   #:use-module (gnu packages python)
+  #:use-module (gnu packages pcre)
   #:use-module (gnu packages xorg))
 
 (define ghc-bootstrap-x86_64-7.8.4
@@ -1031,6 +1032,34 @@ exceptions.")
 deriving mechanism in Haskell to arbitrary classes.")
     (license bsd-3)))
 
+(define-public ghc-pcre-light
+  (package
+    (name "ghc-pcre-light")
+    (version "0.4.0.3")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "http://hackage.haskell.org/package/pcre-light/pcre-light-";
+             version
+             ".tar.gz"))
+       (sha256
+        (base32
+         "0l1df2sk5qwf424bvb8mbdkr2xjg43fi92n5r22yd7vm1zz0jqvf"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("pcre" ,pcre)))
+    (home-page
+     "https://github.com/Daniel-Diaz/pcre-light";)
+    (synopsis
+     "Efficient and portable Perl-compatible regex library")
+    (description
+     "This package provides a small, efficient and portable regex library for
+Perl 5 compatible regular expressions.  The PCRE library is a set of functions
+that implement regular expression pattern matching using the same syntax and
+semantics as Perl 5.")
+    (license bsd-3)))
+
 (define-public ghc-exceptions
   (package
     (name "ghc-exceptions")