43 lines
1.3 KiB
Ruby
43 lines
1.3 KiB
Ruby
class Re2c < Formula
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desc "Generate C-based recognizers from regular expressions"
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homepage "http://re2c.org"
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url "https://downloads.sourceforge.net/project/re2c/0.15.3/re2c-0.15.3.tar.gz"
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sha256 "f9d2a96c60a8c60d9c6c70e10590cbceaf0776d3115e7b3b35c7d7240cc1613b"
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bottle do
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cellar :any_skip_relocation
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sha256 "bdda8bd3568148abe05396fc5805442e07648ffe1348d2a391979bfa6515a405" => :sierra
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sha256 "9a548a61d9336f1496572cdeb0e878bdbafb5b37c15e7228a2484964fff9337c" => :el_capitan
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sha256 "04878ac4a2996470f040650a7c5f5890df785c97f392c82193c0250d5e9efea9" => :yosemite
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sha256 "0a20c12bf55cf36c11a3dc65a9a7dafd3028af79e560ab674556f0ee7e2c37df" => :mavericks
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end
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def install
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system "./configure", "--disable-dependency-tracking",
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"--prefix=#{prefix}"
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system "make", "install"
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end
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test do
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(testpath/"test.c").write <<-EOS.undent
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unsigned int stou (const char * s)
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{
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# define YYCTYPE char
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const YYCTYPE * YYCURSOR = s;
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unsigned int result = 0;
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for (;;)
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{
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/*!re2c
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re2c:yyfill:enable = 0;
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"\x00" { return result; }
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[0-9] { result = result * 10 + c; continue; }
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*/
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}
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}
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EOS
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system bin/"re2c", "-is", testpath/"test.c"
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end
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end
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