require 'formula' class GoogleSparsehash < Formula homepage 'http://code.google.com/p/google-sparsehash/' url 'http://sparsehash.googlecode.com/files/sparsehash-2.0.2.tar.gz' sha1 '12c7552400b3e20464b3362286653fc17366643e' option :cxx11 def install ENV.cxx11 if build.cxx11? system "./configure", "--disable-dependency-tracking", "--prefix=#{prefix}" system "make check" system "make install" end end