mirror of
https://github.com/mistydemeo/tigerbrew.git
synced 2026-11-06 01:52:48 -05:00
43 lines
1.2 KiB
Ruby
43 lines
1.2 KiB
Ruby
class Flex < Formula
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desc "Fast Lexical Analyzer, generates Scanners (tokenizers)"
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homepage "http://flex.sourceforge.net"
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url "https://github.com/westes/flex/releases/download/v2.6.4/flex-2.6.4.tar.gz"
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sha256 "e87aae032bf07c26f85ac0ed3250998c37621d95f8bd748b31f15b33c45ee995"
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bottle do
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sha256 "81739615809b39fd54aa558c1a4f0a2677813f162459f7b6e63a99ad220d1488" => :tiger_altivec
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end
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keg_only :provided_by_osx, "Some formulae require a newer version of flex."
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depends_on "gettext"
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def install
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system "./configure", "--disable-dependency-tracking",
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"--disable-shared",
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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.flex").write <<-EOS.undent
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CHAR [a-z][A-Z]
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%%
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{CHAR}+ printf("%s", yytext);
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[ \\t\\n]+ printf("\\n");
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%%
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int main()
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{
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yyin = stdin;
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yylex();
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}
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EOS
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system "#{bin}/flex", "test.flex"
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system ENV.cc, "lex.yy.c", "-L#{lib}", "-lfl", "-o", "test"
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assert_equal shell_output("echo \"Hello World\" | ./test"), <<-EOS.undent
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Hello
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World
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EOS
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end
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end
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