homebrew-core/Formula/flint.rb

96 lines
2.9 KiB
Ruby

class Flint < Formula
desc "C library for number theory"
homepage "https://flintlib.org"
url "https://flintlib.org/flint-2.8.4.tar.gz"
sha256 "61df92ea8c8e9dc692d46c71d7f50aaa09a33d4ba08d02a1784730a445e5e4be"
license "LGPL-2.1-or-later"
head "https://github.com/wbhart/flint2.git", branch: "trunk"
livecheck do
url "https://flintlib.org/downloads.html"
regex(/href=.*?flint[._-]v?(\d+(?:\.\d+)+)\.t/i)
end
bottle do
sha256 cellar: :any, arm64_monterey: "b5c3e6b7337b40d10f2ace7b9e0bb21284c7915c3b26baa67cba59e234018bff"
sha256 cellar: :any, arm64_big_sur: "e4206315f3530578a697c9ee0b5fd2b5b57a03a871037ba94ecd095ef4b304d0"
sha256 cellar: :any, monterey: "9a72a76b27ed77ad1153f1b46e9d0d4408911d297c28a3c32e6b751cff3c2b83"
sha256 cellar: :any, big_sur: "7820a6249bb4ebea48b62341e0efd7cb90621d8661243116ef7553c593b26db8"
sha256 cellar: :any, catalina: "0841c62e659a1d82daacd5ead7bfe25efb3b1ba4cc2d50a4b9ee6cedc39e9c87"
sha256 cellar: :any_skip_relocation, x86_64_linux: "e8cd7e847e4bb90f1783f84e99bf4d34dbe8210c2d2c1360fa9131a4302236f5"
end
depends_on "gmp"
depends_on "mpfr"
depends_on "ntl"
def install
ENV.cxx11
args = %W[
--with-gmp=#{Formula["gmp"].prefix}
--with-mpfr=#{Formula["mpfr"].prefix}
--with-ntl=#{Formula["ntl"].prefix}
--prefix=#{prefix}
]
system "./configure", *args
system "make"
system "make", "install"
end
test do
(testpath/"test.c").write <<-EOS
#include <stdlib.h>
#include <stdio.h>
#include "flint.h"
#include "fmpz.h"
#include "ulong_extras.h"
int main(int argc, char* argv[])
{
slong i, bit_bound;
mp_limb_t prime, res;
fmpz_t x, y, prod;
if (argc != 2)
{
flint_printf("Syntax: crt <integer>\\n");
return EXIT_FAILURE;
}
fmpz_init(x);
fmpz_init(y);
fmpz_init(prod);
fmpz_set_str(x, argv[1], 10);
bit_bound = fmpz_bits(x) + 2;
fmpz_zero(y);
fmpz_one(prod);
prime = 0;
for (i = 0; fmpz_bits(prod) < bit_bound; i++)
{
prime = n_nextprime(prime, 0);
res = fmpz_fdiv_ui(x, prime);
fmpz_CRT_ui(y, y, prod, res, prime, 1);
flint_printf("residue mod %wu = %wu; reconstruction = ", prime, res);
fmpz_print(y);
flint_printf("\\n");
fmpz_mul_ui(prod, prod, prime);
}
fmpz_clear(x);
fmpz_clear(y);
fmpz_clear(prod);
return EXIT_SUCCESS;
}
EOS
system ENV.cc, "test.c", "-I#{include}/flint", "-L#{lib}", "-L#{Formula["gmp"].lib}",
"-lflint", "-lgmp", "-o", "test"
system "./test", "2"
end
end