Create dejagnu.rb (#2218)

* Create dejagnu.rb

* Update dejagnu.rb

Correct homepage

* Update dejagnu.rb

packages/dejagnu.rb

+require 'package'
+
+class Dejagnu < Package
+  description 'DejaGnu is a framework for running test suites on GNU tools.'
+  homepage 'http://www.gnu.org/s/dejagnu/'
+  version '1.6.1'
+  source_url 'https://ftpmirror.gnu.org/dejagnu/dejagnu-1.6.1.tar.gz'
+  source_sha256 'bf5b28bb797e0ace4cfc0766a996339c795d8223bef54158be7887046bc01692'
+
+  depends_on 'expect'
+  depends_on 'texinfo'
+
+  def self.build
+    system "./configure",
+           "--prefix=#{CREW_PREFIX}",
+           "--libdir=#{CREW_LIB_PREFIX}"
+    system "makeinfo --html --no-split -o doc/dejagnu.html doc/dejagnu.texi"
+    system "makeinfo --plaintext       -o doc/dejagnu.txt  doc/dejagnu.texi"
+  end
+
+  def self.check
+    system "make check"
+  end
+
+  def self.install
+    system "make DESTDIR=#{CREW_DEST_DIR} install"
+    system "install -v -dm755   #{CREW_DEST_PREFIX}/share/doc/dejagnu-1.6.1"
+    system "install -v -m644 doc/dejagnu.html #{CREW_DEST_PREFIX}/share/doc/dejagnu-1.6.1"
+    system "install -v -m644 doc/dejagnu.txt  #{CREW_DEST_PREFIX}/share/doc/dejagnu-1.6.1"
+  end
+  
+end