From 086fc2639bcf1504e0a65d2344bd4d91fac8b5ec Mon Sep 17 00:00:00 2001
From: Ben Woodcroft <donttrustben@gmail.com>
Date: Mon, 5 Feb 2018 11:41:14 +0100
Subject: gnu: Add ruby-bzip2-ruby.

---
 gnu/packages/ruby.scm | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

diff --git a/gnu/packages/ruby.scm b/gnu/packages/ruby.scm
index af7babc106..b3c8d48798 100644
--- a/gnu/packages/ruby.scm
+++ b/gnu/packages/ruby.scm
@@ -9163,3 +9163,52 @@ way.")
     "Sinatra is a DSL for quickly creating web applications in Ruby with minimal effort.")
   (home-page "http://www.sinatrarb.com/")
   (license license:expat)))
+
+(define-public ruby-bzip2-ruby
+  ;; Use git reference because gem is out of date.
+  (let ((revision "1")
+        (commit "e58f154624ff2d770e92a70e0d8fb1a9e6564720"))
+    (package
+      (name "ruby-bzip2-ruby")
+      (version (string-append "0.2.7." revision "." commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/brianmario/bzip2-ruby.git")
+               (commit commit)))
+         (file-name (string-append name "-" version "-checkout"))
+         (sha256
+          (base32
+           "072jzd1fm6z0fnc166q7n4h8h4vrb9jhpcl7swh7d0qm4fx4cxvz"))))
+      (build-system ruby-build-system)
+      (arguments
+       '(#:test-target "spec"
+        ; #:gem-flags
+        ; (list "--"
+        ;       (string-append "--with-bz2-dir="
+        ;                      (assoc-ref %build-inputs "bzip2")
+        ;                      "/include/" ))
+        #:phases
+         (modify-phases %standard-phases
+           (add-after 'unpack 'patch-gemspec-and-source
+             (lambda _
+               (substitute* "bzip2-ruby.gemspec"
+                 (("s.files = `git ls-files`") "s.files = `find *`")
+                 (("s.test_files = `git ls-files spec`")
+                  "s.files = `find spec`"))
+               ;; Use part of the patch proposed at
+               ;; https://github.com/brianmario/bzip2-ruby/pull/26
+               (substitute* "ext/bzip2/writer.c"
+                 (("RBASIC\\(res\\)->klass = rb_cString;")
+                  "RBASIC_SET_CLASS(res, rb_cString);"))
+               #t)))))
+      (native-inputs
+       `(("bundler" ,bundler)
+         ("ruby-rspec" ,ruby-rspec-2)
+         ("ruby-rake-compiler" ,ruby-rake-compiler)))
+      (synopsis "Ruby C bindings to libbzip2.")
+      (description "Ruby C bindings to libbzip2.")
+      (home-page
+       "http://github.com/brianmario/bzip2-ruby")
+      (license #f))))
-- 
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