71 lines
2.7 KiB
Ruby
71 lines
2.7 KiB
Ruby
class Mpfr < Formula
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desc "C library for multiple-precision floating-point computations"
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homepage "https://www.mpfr.org/"
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license "LGPL-3.0-or-later"
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stable do
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url "https://ftp.gnu.org/gnu/mpfr/mpfr-4.1.0.tar.xz"
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mirror "https://ftpmirror.gnu.org/mpfr/mpfr-4.1.0.tar.xz"
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sha256 "0c98a3f1732ff6ca4ea690552079da9c597872d30e96ec28414ee23c95558a7f"
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# Fix -flat_namespace being used on Big Sur and later.
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patch do
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url "https://raw.githubusercontent.com/Homebrew/formula-patches/03cf8088210822aa2c1ab544ed58ea04c897d9c4/libtool/configure-big_sur.diff"
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sha256 "35acd6aebc19843f1a2b3a63e880baceb0f5278ab1ace661e57a502d9d78c93c"
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end
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end
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bottle do
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sha256 cellar: :any, arm64_monterey: "81ced499f237acfc2773711a3f8aa985572eaab2344a70485c06f72405e4a5e7"
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sha256 cellar: :any, arm64_big_sur: "9df11560dd3650ffae35c134cef6e0e91aad0e862f5c8895c568b828cf0598d5"
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sha256 cellar: :any, monterey: "7eb2f42b8f39d4f721620d1d54417e27fdb93c993e3ffd7e6ad43310cd84de1b"
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sha256 cellar: :any, big_sur: "1e8eb0326f62d3461d420d98af6fc088daca481cae89fd77a75b420d2e76d776"
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sha256 cellar: :any, catalina: "5fcf57834f58c18761c6c7b0eb961eb7f9fc54325b5361bf3a17c4dee6ebc08a"
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sha256 cellar: :any, mojave: "93c0d2ca093819f125300002cd34c1d1b4dfb7a1403729205861bec21388ff12"
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sha256 cellar: :any, high_sierra: "77581a1df66fb1ef55ffb19777d08b0b60fbc3d2d7ad491a8aceb3a6a4bf7ffd"
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sha256 cellar: :any_skip_relocation, x86_64_linux: "4c5f1cfd038e8fbd640795e34e5e23c11244be3eca7781979600ec0d50bb9c0b"
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end
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head do
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url "https://gitlab.inria.fr/mpfr/mpfr.git"
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depends_on "autoconf" => :build
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depends_on "automake" => :build
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depends_on "libtool" => :build
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end
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depends_on "gmp"
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def install
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system "./autogen.sh" if build.head?
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system "./configure", "--disable-dependency-tracking", "--prefix=#{prefix}",
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"--disable-silent-rules"
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system "make"
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system "make", "check"
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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 <mpfr.h>
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#include <math.h>
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#include <stdlib.h>
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int main() {
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mpfr_t x, y;
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mpfr_inits2 (256, x, y, NULL);
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mpfr_set_ui (x, 2, MPFR_RNDN);
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mpfr_root (y, x, 2, MPFR_RNDN);
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mpfr_pow_si (x, y, 4, MPFR_RNDN);
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mpfr_add_si (y, x, -4, MPFR_RNDN);
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mpfr_abs (y, y, MPFR_RNDN);
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if (fabs(mpfr_get_d (y, MPFR_RNDN)) > 1.e-30) abort();
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return 0;
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}
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EOS
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system ENV.cc, "test.c", "-L#{lib}", "-L#{Formula["gmp"].opt_lib}",
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"-lgmp", "-lmpfr", "-o", "test"
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system "./test"
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end
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end
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