57 lines
1.8 KiB
Ruby
57 lines
1.8 KiB
Ruby
class Mpfr < Formula
|
|
desc "C library for multiple-precision floating-point computations"
|
|
homepage "http://www.mpfr.org/"
|
|
url "https://ftp.gnu.org/gnu/mpfr/mpfr-3.1.6.tar.xz"
|
|
mirror "https://ftpmirror.gnu.org/mpfr/mpfr-3.1.6.tar.xz"
|
|
sha256 "7a62ac1a04408614fccdc506e4844b10cf0ad2c2b1677097f8f35d3a1344a950"
|
|
|
|
bottle do
|
|
cellar :any
|
|
sha256 "ff2f02099a071f15f73ac776026c30e33bb43f9b389b19b87f575cd9bd4ac0bb" => :high_sierra
|
|
sha256 "a8f99b5754688942fdb644a6c00f37d3c4311bcd4477f58b6dc356b0f32ee29d" => :sierra
|
|
sha256 "853b75811634d2d0f10772dd68f0b81b46af29dab53588edcac1cd2bebc16a3c" => :el_capitan
|
|
sha256 "e1687f23e9e15cad619bd857ecb06de89add3f9f392e426484c10daa0a4c7ec0" => :yosemite
|
|
end
|
|
|
|
depends_on "gmp"
|
|
|
|
fails_with :clang do
|
|
build 421
|
|
cause <<~EOS
|
|
clang build 421 segfaults while building in superenv;
|
|
see https://github.com/Homebrew/homebrew/issues/15061
|
|
EOS
|
|
end
|
|
|
|
def install
|
|
system "./configure", "--disable-dependency-tracking", "--prefix=#{prefix}",
|
|
"--disable-silent-rules"
|
|
system "make"
|
|
system "make", "check"
|
|
system "make", "install"
|
|
end
|
|
|
|
test do
|
|
(testpath/"test.c").write <<~EOS
|
|
#include <mpfr.h>
|
|
#include <math.h>
|
|
#include <stdlib.h>
|
|
|
|
int main() {
|
|
mpfr_t x, y;
|
|
mpfr_inits2 (256, x, y, NULL);
|
|
mpfr_set_ui (x, 2, MPFR_RNDN);
|
|
mpfr_root (y, x, 2, MPFR_RNDN);
|
|
mpfr_pow_si (x, y, 4, MPFR_RNDN);
|
|
mpfr_add_si (y, x, -4, MPFR_RNDN);
|
|
mpfr_abs (y, y, MPFR_RNDN);
|
|
if (fabs(mpfr_get_d (y, MPFR_RNDN)) > 1.e-30) abort();
|
|
return 0;
|
|
}
|
|
EOS
|
|
system ENV.cc, "test.c", "-L#{lib}", "-L#{Formula["gmp"].opt_lib}",
|
|
"-lgmp", "-lmpfr", "-o", "test"
|
|
system "./test"
|
|
end
|
|
end
|