Library/Formula/gnu-sed.rb


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require 'formula'

class GnuSed < Formula
  homepage 'http://www.gnu.org/software/sed/'
  url 'http://ftpmirror.gnu.org/sed/sed-4.2.2.tar.bz2'
  mirror 'http://ftp.gnu.org/gnu/sed/sed-4.2.2.tar.bz2'
  sha1 'f17ab6b1a7bcb2ad4ed125ef78948092d070de8f'

  option 'default-names', "Do not prepend 'g' to the binary"

  def install
    args = ["--prefix=#{prefix}", "--disable-dependency-tracking"]
    args << "--program-prefix=g" unless build.include? 'default-names'

    system "./configure", *args
    system "make install"
  end

  def caveats; <<-EOS.undent
    The command has been installed with the prefix 'g'.
    If you do not want the prefix, install using the 'default-names' option.
    EOS
  end

end