Add osl package (#2769)

packages/osl.rb

+require 'package'
+
+class Osl < Package
+  description 'OpenScop is a Specification and a Library for Data Exchange in Polyhedral Compilation Tools'
+  homepage 'https://github.com/periscop/openscop'
+  version '0.9.2'
+  source_url 'https://github.com/periscop/openscop/releases/download/0.9.2/osl-0.9.2.tar.gz'
+  source_sha256 'eee5cd9bf5b3b8491f95f681cfaa987344f0fb3d7499f5d8e19e3ce75e0c5ed0'
+
+  binary_url ({
+  })
+  binary_sha256 ({
+  })
+
+  def self.build
+    system "./configure", "--prefix=#{CREW_PREFIX}", "--libdir=#{CREW_LIB_PREFIX}"
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+
+  def self.check
+    system 'make', 'check'
+  end
+end