Library/Formula/jbigkit.rb


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require 'formula'

class Jbigkit < Formula
  homepage 'http://www.cl.cam.ac.uk/~mgk25/jbigkit/'
  url 'http://www.cl.cam.ac.uk/~mgk25/download/jbigkit-2.0.tar.gz'
  sha1 'cfb7d3121f02a74bfb229217858a0d149b6589ef'

  option :universal
  option 'with-check', "Verify the library during install"

  def install
    # Set for a universal build and patch the Makefile.
    # There's no configure. It creates a static lib.
    ENV.universal_binary if build.universal?
    system "make", "CC=#{ENV.cc}", "CCFLAGS=#{ENV.cflags}"

    # It needs j1 to make the tests happen in sequence.
    ENV.deparallelize
    system "make test" if build.with? "check"

    # Install the files using three common styles of syntax:
    prefix.install %w[contrib examples]
    cd 'pbmtools' do
      bin.install %w(pbmtojbg jbgtopbm pbmtojbg85 jbgtopbm85)
      man1.install %w(pbmtojbg.1 jbgtopbm.1)
      man5.install %w(pbm.5 pgm.5)
    end
    cd 'libjbig' do
      lib.install Dir['lib*.a']
      (prefix+'src').install Dir['j*.c', 'j*.txt']
      include.install Dir['j*.h']
    end
  end

  test do
    system "#{bin}/jbgtopbm #{prefix}/examples/ccitt7.jbg | #{bin}/pbmtojbg - testoutput.jbg"
    system "/usr/bin/cmp", "#{prefix}/examples/ccitt7.jbg", "testoutput.jbg"
  end
end