44 lines
1.4 KiB
Ruby
44 lines
1.4 KiB
Ruby
class Re2c < Formula
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desc "Generate C-based recognizers from regular expressions"
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homepage "https://re2c.org"
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url "https://github.com/skvadrik/re2c/releases/download/2.0.3/re2c-2.0.3.tar.xz"
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sha256 "b2bc1eb8aaaa21ff2fcd26507b7e6e72c5e3d887e58aa515c2155fb17d744278"
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license :public_domain
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bottle do
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sha256 arm64_big_sur: "4c1a0fb64840fbeb1aded100c88ce4cb8344f592a1877706199524151c9a5d1a"
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sha256 big_sur: "7d0b8c1807aecfde713682242888df7083d5007d67940cdf5fd7e78317f72e3e"
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sha256 catalina: "9c833a1f7a3c31b73a18bb63a76bfedcb6645242aaf6d567cd0d8603d8ac47a2"
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sha256 mojave: "3ed464eb3353504f1a931912c498b3faa8289d1842a9e60055c1483cc2e76bd4"
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sha256 high_sierra: "62a37784b94c5406ed7c4bcd20d76836dff43d3fb90798a144d9408678ddc71e"
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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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