class << Gem::Specification def find_c_source(dir) `cd #{dir}; git ls-files "*.c" "*.h" extconf.rb Makefile`.split .map{|f| "#{dir}/#{f}"} end end Gem::Specification.new do |s| s.name = "google-protobuf" s.version = "3.0.0.alpha.3.pre" s.licenses = ["BSD"] s.summary = "Protocol Buffers" s.description = "Protocol Buffers are Google's data interchange format." s.authors = ["Protobuf Authors"] s.email = "protobuf@googlegroups.com" s.require_paths = ["lib"] s.extensions = ["ext/google/protobuf_c/extconf.rb"] s.files = ["lib/google/protobuf.rb"] + # extension C source find_c_source("ext/google/protobuf_c") s.test_files = ["tests/basic.rb", "tests/stress.rb", "tests/generated_code_test.rb"] end