perl: Add perl-parse-recdescent.

* gnu/packages/perl.scm (perl-parse-recdescent): New variable.

gnu/packages/perl.scm

@@ -8885,6 +8885,31 @@ YAML-style files, written with as little code as possible, reducing load time
 and memory overhead.")
     (license (package-license perl))))
 
+(define-public perl-parse-recdescent
+  (package
+    (name "perl-parse-recdescent")
+    (version "1.967015")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "mirror://cpan/authors/id/J/JT/JTBRAUN/Parse-RecDescent-"
+             version
+             ".tar.gz"))
+       (sha256
+        (base32
+         "0dvfcn2xvj9r4ra5xqgasl847nsm1iy85w1kly41fkxm9im36hqr"))))
+    (build-system perl-build-system)
+    (native-inputs
+     `(("perl-module-build" ,perl-module-build)))
+    (home-page
+     "http://search.cpan.org/dist/Parse-RecDescent")
+    (synopsis "Generate recursive-descent parsers")
+    (description
+     "@code{Parse::RecDescent} can incrementally generate top-down
+recursive-descent text parsers from simple yacc-like grammar specifications.")
+    (license perl-license)))
+
 (define-public perl-parse-yapp
   (package
     (name "perl-parse-yapp")