homebrew-core/Formula/libmpc.rb
2018-01-12 09:40:39 +01:00

52 lines
1.5 KiB
Ruby

class Libmpc < Formula
desc "C library for the arithmetic of high precision complex numbers"
homepage "http://www.multiprecision.org/mpc/"
url "https://ftp.gnu.org/gnu/mpc/mpc-1.1.0.tar.gz"
sha256 "6985c538143c1208dcb1ac42cedad6ff52e267b47e5f970183a3e75125b43c2e"
bottle do
cellar :any
sha256 "3b28ec506ab53ef5f3163e87fb72ae735b7f91ee2fc20fe184cf1241481b72a5" => :high_sierra
sha256 "18d620a1612bc51b1fbd1b3b62c9c73766b90549c746740c5a27d2ab1ec5ede7" => :sierra
sha256 "6f19f936781dae0db248abdd84a72c3e25451c44379706bc3800760f0aa43888" => :el_capitan
end
depends_on "gmp"
depends_on "mpfr"
def install
args = %W[
--prefix=#{prefix}
--disable-dependency-tracking
--with-gmp=#{Formula["gmp"].opt_prefix}
--with-mpfr=#{Formula["mpfr"].opt_prefix}
]
system "./configure", *args
system "make"
system "make", "check"
system "make", "install"
end
test do
(testpath/"test.c").write <<~EOS
#include <mpc.h>
#include <assert.h>
#include <math.h>
int main() {
mpc_t x;
mpc_init2 (x, 256);
mpc_set_d_d (x, 1., INFINITY, MPC_RNDNN);
mpc_tanh (x, x, MPC_RNDNN);
assert (mpfr_nan_p (mpc_realref (x)) && mpfr_nan_p (mpc_imagref (x)));
mpc_clear (x);
return 0;
}
EOS
system ENV.cc, "test.c", "-L#{lib}", "-L#{Formula["mpfr"].opt_lib}",
"-L#{Formula["gmp"].opt_lib}", "-lmpc", "-lmpfr",
"-lgmp", "-o", "test"
system "./test"
end
end