96 lines
2.9 KiB
Ruby
96 lines
2.9 KiB
Ruby
class Flint < Formula
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desc "C library for number theory"
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homepage "https://flintlib.org"
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url "https://flintlib.org/flint-2.8.5.tar.gz"
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sha256 "5911fedff911100f15781f35e3a4fa934fe60e4aea02a8c10cc8918101c1eed8"
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license "LGPL-2.1-or-later"
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head "https://github.com/wbhart/flint2.git", branch: "trunk"
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livecheck do
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url "https://flintlib.org/downloads.html"
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regex(/href=.*?flint[._-]v?(\d+(?:\.\d+)+)\.t/i)
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end
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bottle do
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sha256 cellar: :any, arm64_monterey: "deda4a59344d38bfcdb8e9758de33bd4e1352cf2baba0d5e461047a7ce297280"
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sha256 cellar: :any, arm64_big_sur: "d202b642acc7f6ae3d2fb43b06182ca91ebdfa97519d5b528590ebf77b1be830"
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sha256 cellar: :any, monterey: "18ea50578610f8b09a7de1b6973d0422fc1397eea486b9b95aae71d8ecc8723d"
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sha256 cellar: :any, big_sur: "78c49e982be4383e2e01974dfc84c2b1ce5625cf0bda27527d9e9a574d787842"
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sha256 cellar: :any, catalina: "d3248d7d86afed1da3dda8de176c2e8dbc556cdcb5d4b9cf54e5099ce08e709f"
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sha256 cellar: :any_skip_relocation, x86_64_linux: "3d35d9c6ceefea408c5593d6063e70f6a85d9ac0971f0ebe0d0dd323b3e5cd1f"
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end
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depends_on "gmp"
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depends_on "mpfr"
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depends_on "ntl"
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def install
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ENV.cxx11
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args = %W[
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--with-gmp=#{Formula["gmp"].prefix}
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--with-mpfr=#{Formula["mpfr"].prefix}
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--with-ntl=#{Formula["ntl"].prefix}
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--prefix=#{prefix}
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]
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system "./configure", *args
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system "make"
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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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#include <stdlib.h>
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#include <stdio.h>
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#include "flint.h"
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#include "fmpz.h"
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#include "ulong_extras.h"
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int main(int argc, char* argv[])
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{
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slong i, bit_bound;
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mp_limb_t prime, res;
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fmpz_t x, y, prod;
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if (argc != 2)
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{
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flint_printf("Syntax: crt <integer>\\n");
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return EXIT_FAILURE;
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}
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fmpz_init(x);
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fmpz_init(y);
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fmpz_init(prod);
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fmpz_set_str(x, argv[1], 10);
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bit_bound = fmpz_bits(x) + 2;
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fmpz_zero(y);
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fmpz_one(prod);
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prime = 0;
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for (i = 0; fmpz_bits(prod) < bit_bound; i++)
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{
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prime = n_nextprime(prime, 0);
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res = fmpz_fdiv_ui(x, prime);
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fmpz_CRT_ui(y, y, prod, res, prime, 1);
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flint_printf("residue mod %wu = %wu; reconstruction = ", prime, res);
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fmpz_print(y);
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flint_printf("\\n");
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fmpz_mul_ui(prod, prod, prime);
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}
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fmpz_clear(x);
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fmpz_clear(y);
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fmpz_clear(prod);
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return EXIT_SUCCESS;
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}
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EOS
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system ENV.cc, "test.c", "-I#{include}/flint", "-L#{lib}", "-L#{Formula["gmp"].lib}",
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"-lflint", "-lgmp", "-o", "test"
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system "./test", "2"
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end
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end
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