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require "formula"
class NanopbGenerator < Formula
homepage "http://koti.kapsi.fi/jpa/nanopb/docs/index.html"
url "http://koti.kapsi.fi/~jpa/nanopb/download/nanopb-0.2.7.tar.gz"
sha1 "7dce0b9e1f9e5d0614697a8ea1678cee76f14858"
bottle do
cellar :any
sha1 "17ab08281b2734251b83a6bd771ce9f0c6472d25" => :mavericks
sha1 "6f12390b3d7a46d43831b88b6bc5b13effc73eef" => :mountain_lion
sha1 "68d97449f3eef3ae25fa9f063457802080bb054d" => :lion
end
depends_on :python if MacOS.version <= :snow_leopard
depends_on "protobuf"
resource "protobuf-python" do
url "https://pypi.python.org/packages/source/p/protobuf/protobuf-2.5.0.tar.gz"
sha1 "1a6028d113484089edbde95900b6d9467160cc41"
end
def install
ENV.prepend_create_path "PYTHONPATH", libexec+"lib/python2.7/site-packages"
resource("protobuf-python").stage do
system "python", "setup.py", "install", "--prefix=#{libexec}"
end
Dir.chdir "generator"
system "make", "-C", "proto"
libexec.install "nanopb_generator.py", "protoc-gen-nanopb", "proto"
(bin/"protoc-gen-nanopb").write_env_script libexec/"protoc-gen-nanopb", :PYTHONPATH => ENV["PYTHONPATH"]
(bin/"nanopb_generator").write_env_script libexec/"nanopb_generator.py", :PYTHONPATH => ENV["PYTHONPATH"]
end
test do
(testpath/"test.proto").write <<-PROTO.undent
message Test {
required string test_field = 1;
}
PROTO
system Formula["protobuf"].bin/"protoc",
"--proto_path=#{testpath}", "--plugin=#{bin/"protoc-gen-nanopb"}",
"--nanopb_out=#{testpath}", testpath/"test.proto"
system "grep", "test_field", testpath/"test.pb.c"
system "grep", "test_field", testpath/"test.pb.h"
end
end
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