homebrew-core/Formula/gmp.rb
2019-02-15 09:59:23 +00:00

50 lines
1.5 KiB
Ruby

class Gmp < Formula
desc "GNU multiple precision arithmetic library"
homepage "https://gmplib.org/"
url "https://gmplib.org/download/gmp/gmp-6.1.2.tar.xz"
mirror "https://ftp.gnu.org/gnu/gmp/gmp-6.1.2.tar.xz"
sha256 "87b565e89a9a684fe4ebeeddb8399dce2599f9c9049854ca8c0dfbdea0e21912"
revision 2
bottle do
cellar :any
rebuild 1
sha256 "84f74594086bccc53bdb141f4d06d7847680374e255ebe016654da1e47db2dfc" => :mojave
sha256 "a536c51149806b73b2e1178be94300832b6b151455006bc7f2a32b9dc493c7a3" => :high_sierra
sha256 "ada22a8bbfe8532d71f2b565e00b1643beaf72bff6b36064cbad0cd7436e4948" => :sierra
end
def install
# Enable --with-pic to avoid linking issues with the static library
args = %W[--prefix=#{prefix} --enable-cxx --with-pic]
args << "--build=#{Hardware.oldest_cpu}-apple-darwin#{`uname -r`.to_i}"
system "./configure", *args
system "make"
system "make", "check"
system "make", "install"
end
test do
(testpath/"test.c").write <<~EOS
#include <gmp.h>
#include <stdlib.h>
int main() {
mpz_t i, j, k;
mpz_init_set_str (i, "1a", 16);
mpz_init (j);
mpz_init (k);
mpz_sqrtrem (j, k, i);
if (mpz_get_si (j) != 5 || mpz_get_si (k) != 1) abort();
return 0;
}
EOS
system ENV.cc, "test.c", "-L#{lib}", "-lgmp", "-o", "test"
system "./test"
# Test the static library to catch potential linking issues
system ENV.cc, "test.c", "#{lib}/libgmp.a", "-o", "test"
system "./test"
end
end