42 lines
1.3 KiB
Ruby
42 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://github.com/skvadrik/re2c/releases/download/1.1/re2c-1.1.tar.gz"
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sha256 "925d1ebc65c16ba17f59e438621c145330c952a02a4bb2d333a428c56e94d8a7"
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bottle do
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cellar :any_skip_relocation
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sha256 "7e15d8edad25ee1971fad780ad11265527c3cda3dfd06c0ad49f7f357413e7c4" => :mojave
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sha256 "687cd0c2fb9d5b6c7993083eb70e5b4746c81c86f6b4f3912989569653f12c7f" => :high_sierra
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sha256 "191a467d5d45f6264bc5bf4db7ad9012cb7e91a06b303371cef5801871c218f6" => :sierra
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sha256 "2ce041b261549a7760303365af3300d41c0dd1a4f7e65177c04bdeed51447066" => :el_capitan
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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
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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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