openfst.rb

class Openfst < Formula
  homepage "http://www.openfst.org/"
  url "http://openfst.cs.nyu.edu/twiki/pub/FST/FstDownload/openfst-1.4.1.tar.gz"
  sha256 "e671bf6bd4425a1fed4e7543a024201b74869bfdd029bdf9d10c53a3c2818277"

  needs :cxx11

  def install
    ENV.cxx11
    system "./configure", "--prefix=#{prefix}",
                          "--enable-static",
                          "--enable-shared",
                          "--enable-far",
                          "--enable-lookahead-fsts",
                          "--enable-const-fsts",
                          "--enable-pdt",
                          "--enable-ngram-fsts",
                          "--enable-linear-fsts"

    system "make", "install"
  end

  test do
    # Based on http://openfst.org/twiki/bin/view/FST/FstExamples.
    # Makes symbol table.
    File.open("ascii.syms", "w") do |sink|
      sink.puts "<epsilon>\t0"
      sink.puts "<space>\t32"
      33.upto(126) { |i| sink.puts "#{i.chr}\t#{i}" }
    end
    # Makes arclist for downcasing FST.
    File.open("downcase.arc", "w") do |sink|
      sink.puts "0\t0\t<epsilon>\t<epsilon>"
      sink.puts "0\t0\t<space>\t<space>"
      33.upto(126) { |i| sink.puts "0\t0\t#{i.chr}\t#{i.chr.downcase}" }
      sink.puts "0"
    end
    ## Compile the machine
    system bin/"fstcompile", "--isymbols=ascii.syms",
                             "--osymbols=ascii.syms",
                             "downcase.arc",
                             "downcase.fst"
  end
end

What was changed from the most recent version?

1. Downgrade to 1.4.1 (and change corresponding sha256).
2. Remove bottles to force install by default. (Can also use --build-from-source)
3. Use install options specific to Phonetisaurus.

"--enable-static",
"--enable-shared",
"--enable-far",
"--enable-lookahead-fsts",
"--enable-const-fsts",
"--enable-pdt",
"--enable-ngram-fsts",
"--enable-linear-fsts"