61 lines
1.9 KiB
Ruby
61 lines
1.9 KiB
Ruby
class Arb < Formula
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desc "C library for arbitrary-precision interval arithmetic"
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homepage "https://arblib.org"
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url "https://github.com/fredrik-johansson/arb/archive/2.19.0.tar.gz"
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sha256 "0aec6b492b6e9a543bdb3287a91f976951e2ba74fd4de942e692e21f7edbcf13"
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license "LGPL-2.1-or-later"
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revision 1
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head "https://github.com/fredrik-johansson/arb.git"
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bottle do
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sha256 cellar: :any, arm64_big_sur: "d18804a179a6ea97014edb435487532e308fd3418250b0de06306e810c10e863"
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sha256 cellar: :any, big_sur: "0e09a51868eb29ac963d7a05de8d69582b84fcaa0daeda65d36a4836b3e8ce7a"
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sha256 cellar: :any, catalina: "735bd3b8dc3f89429d51b1fed7b0a651176d2816402eb5c88b7e7a33709d723f"
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sha256 cellar: :any, mojave: "e2001e15a3cab1166c517a366269ad88258748cd8373253f071450d433c7f8cb"
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end
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depends_on "cmake" => :build
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depends_on "flint"
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depends_on "gmp"
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depends_on "mpfr"
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def install
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system "cmake", ".", *std_cmake_args
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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 <arb.h>
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int main()
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{
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slong prec;
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arb_t x, y;
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arb_init(x); arb_init(y);
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for (prec = 64; ; prec *= 2)
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{
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arb_const_pi(x, prec);
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arb_set_si(y, -10000);
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arb_exp(y, y, prec);
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arb_add(x, x, y, prec);
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arb_sin(y, x, prec);
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if (arb_rel_accuracy_bits(y) >= 53) {
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arb_printn(y, 15, 0); printf("\\n");
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break;
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}
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}
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arb_clear(x); arb_clear(y);
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flint_cleanup();
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}
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EOS
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system ENV.cc, "test.c", "-I#{include}", "-I#{Formula["flint"].opt_include}",
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"-L#{lib}", "-L#{Formula["flint"].opt_lib}",
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"-larb", "-lflint", "-o", "test"
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assert_match %r{\[-?\d+\.\d+e-\d+ \+/- \d+\.\d+e-\d+\]}, shell_output("./test")
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end
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end
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