require "formula"

class Bmake < Formula
  homepage "http://www.crufty.net/help/sjg/bmake.html"
  url "http://www.crufty.net/ftp/pub/sjg/bmake-20140214.tar.gz"
  sha1 "844fc7ccf8219f8327f4f950b633b9d2bdac87b5"

  def install
    # The first, an oversight upstream; the second, don't pre-roff cat pages.
    inreplace "bmake.1", ".Dt MAKE", ".Dt BMAKE"
    inreplace "mk/man.mk", "MANTARGET?", "MANTARGET"

    # -DWITHOUT_PROG_LINK means "don't symlink as bmake-VERSION."
    args = [ "--prefix=#{prefix}", "-DWITHOUT_PROG_LINK", "--install" ]

    system "sh", "boot-strap", *args

    man1.install "bmake.1"
  end

  test do
    (testpath/"Makefile").write <<-EOS
all: hello

hello:
\t@echo 'Test successful.'

clean:
\trm -rf Makefile
EOS

    system bin/"bmake"
    system bin/"bmake", "clean"
  end
end