homebrew-core/Formula/re2c.rb
2015-06-05 14:47:57 +01:00

42 lines
1.3 KiB
Ruby

class Re2c < Formula
desc "Generate C-based recognizers from regular expressions"
homepage "http://re2c.org"
url "https://downloads.sourceforge.net/project/re2c/re2c/0.14.3/re2c-0.14.3.tar.gz"
sha256 "1c6806df599f3aef0804b576cfdf64bdba5ad590626dfca2d44e473460917e84"
bottle do
cellar :any
sha256 "7040c6d1946125f13649a16b21ac9d44afd3c0539dfc2ce97e376c436b768141" => :yosemite
sha256 "06528f7fb154253ba75560e7ea77845fda54e2cbb9257244c4ea63afd40d6fe4" => :mavericks
sha256 "1cafc788466d50c7d1f68719b0fd62b9f2599a5909c4c280043d91e17d4aa183" => :mountain_lion
end
def install
system "./configure", "--disable-debug",
"--disable-dependency-tracking",
"--prefix=#{prefix}"
system "make", "install"
end
test do
(testpath/"test.c").write <<-EOS.undent
unsigned int stou (const char * s)
{
# define YYCTYPE char
const YYCTYPE * YYCURSOR = s;
unsigned int result = 0;
for (;;)
{
/*!re2c
re2c:yyfill:enable = 0;
"\x00" { return result; }
[0-9] { result = result * 10 + c; continue; }
*/
}
}
EOS
system bin/"re2c", "-is", testpath/"test.c"
end
end