41 lines
1.2 KiB
Ruby
41 lines
1.2 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/1.0.3/re2c-1.0.3.tar.gz"
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sha256 "cf56e0de3f335f6a22d3e8c06b8b450d858a4e7875ea1b01c9233e084b90cb52"
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bottle do
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cellar :any_skip_relocation
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sha256 "b10d4531a882667d808476d4a5cf101407b95f1dd9715f598f16dc7072c73ef4" => :high_sierra
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sha256 "0961b75960ad7cdc1f7ef7199afaa4d3f1299cc3e61a99f40ea55318d071d676" => :sierra
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sha256 "7242e7bddb6c7b6642a19b534a084f5c4e78970e3d9ec603be7ff4bf7e4c0981" => :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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