class Re2c < Formula desc "Generate C-based recognizers from regular expressions" homepage "http://re2c.org" url "https://github.com/skvadrik/re2c/releases/download/1.0.2/re2c-1.0.2.tar.gz" sha256 "b0919585b50095a00e55b99212a81bc67c5fab61d877aca0d9d061aff3093f52" bottle do cellar :any_skip_relocation sha256 "25df7de4cc1b76ee7847452b1bd4943854e177a0018e9d44b60a3564767059d4" => :high_sierra sha256 "37ed44e39dc5fc334383fa1288713ba050f7201b88f46f2e06214d705ebc6aa7" => :sierra sha256 "874c58f6fffdbc854ccdf28d9dfaeaab861850731a2a1cdea9c5f0c11f11888e" => :el_capitan sha256 "a64bf6f56f3bed9c64318f1c590892e53b103f4372eee3e41af7916ecbfde05c" => :yosemite end def install system "./configure", "--disable-dependency-tracking", "--prefix=#{prefix}" system "make", "install" end test do (testpath/"test.c").write <<-EOS.undent unsigned int stou (const char * s) { # define YYCTYPE char const YYCTYPE * YYCURSOR = s; unsigned int result = 0; for (;;) { /*!re2c re2c:yyfill:enable = 0; "\x00" { return result; } [0-9] { result = result * 10 + c; continue; } */ } } EOS system bin/"re2c", "-is", testpath/"test.c" end end