46 lines
1.4 KiB
Ruby
46 lines
1.4 KiB
Ruby
class Flex < Formula
|
|
desc "Fast Lexical Analyzer, generates Scanners (tokenizers)"
|
|
homepage "https://github.com/westes/flex"
|
|
url "https://github.com/westes/flex/releases/download/v2.6.4/flex-2.6.4.tar.gz"
|
|
sha256 "e87aae032bf07c26f85ac0ed3250998c37621d95f8bd748b31f15b33c45ee995"
|
|
|
|
bottle do
|
|
sha256 "89fb9ae2ac9be0f60706f40379cdfa51ced78f1638ac8729bc0074e4fcde70cf" => :sierra
|
|
sha256 "95c2da56e5487b53ee4afe3ed52a7f59ffe86df4508768b3e48ef042d66e6cc1" => :el_capitan
|
|
sha256 "c8aaca29a77a6b3e2383f7d80b12eccbbf131162e5157a4a320117d4c564a4bf" => :yosemite
|
|
end
|
|
|
|
keg_only :provided_by_osx, "some formulae require a newer version of flex"
|
|
|
|
depends_on "help2man" => :build
|
|
depends_on "gettext"
|
|
|
|
def install
|
|
system "./configure", "--disable-dependency-tracking",
|
|
"--disable-silent-rules",
|
|
"--enable-shared",
|
|
"--prefix=#{prefix}"
|
|
system "make", "install"
|
|
end
|
|
|
|
test do
|
|
(testpath/"test.flex").write <<-EOS.undent
|
|
CHAR [a-z][A-Z]
|
|
%%
|
|
{CHAR}+ printf("%s", yytext);
|
|
[ \\t\\n]+ printf("\\n");
|
|
%%
|
|
int main()
|
|
{
|
|
yyin = stdin;
|
|
yylex();
|
|
}
|
|
EOS
|
|
system "#{bin}/flex", "test.flex"
|
|
system ENV.cc, "lex.yy.c", "-L#{lib}", "-lfl", "-o", "test"
|
|
assert_equal shell_output("echo \"Hello World\" | ./test"), <<-EOS.undent
|
|
Hello
|
|
World
|
|
EOS
|
|
end
|
|
end
|