Library/Formula/cctools-headers.rb


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require 'formula'

# The system versions are too old to build ld64
class CctoolsHeaders < Formula
  homepage 'https://opensource.apple.com/'
  url 'https://opensource.apple.com/tarballs/cctools/cctools-845.tar.gz'
  sha1 'ea27ce1260428e12d9821a5708d83684db3a7ac4'

  keg_only :provided_by_osx

  resource 'headers' do
    url 'https://opensource.apple.com/tarballs/xnu/xnu-2422.90.20.tar.gz'
    sha1 '4aa6b80cc0ff6f9b27825317922b51c5f33d5bae'
  end

  def install
    # only supports DSTROOT, not PREFIX
    inreplace "include/Makefile", "/usr/include", "/include"
    system "make", "installhdrs", "DSTROOT=#{prefix}", "RC_ProjectSourceVersion=#{version}"
    # installs some headers we don't need to DSTROOT/usr/local/include
    (prefix/'usr').rmtree

    # ld64 requires an updated mach/machine.h to build
    resource('headers').stage {(include/'mach').install 'osfmk/mach/machine.h'}
  end
end