52 lines
1.8 KiB
Ruby
52 lines
1.8 KiB
Ruby
class Mpfr < Formula
|
|
desc "C library for multiple-precision floating-point computations"
|
|
homepage "https://www.mpfr.org/"
|
|
url "https://ftp.gnu.org/gnu/mpfr/mpfr-4.0.2.tar.xz"
|
|
mirror "https://ftpmirror.gnu.org/mpfr/mpfr-4.0.2.tar.xz"
|
|
sha256 "1d3be708604eae0e42d578ba93b390c2a145f17743a744d8f3f8c2ad5855a38a"
|
|
|
|
bottle do
|
|
cellar :any
|
|
sha256 "140d29bfee0c8cf356fbb5391465f781df559e6076988de3ea8bcfd812f3c5bd" => :catalina
|
|
sha256 "cfce7ab866e98360c9364cd924da620ae7936d3a224d686aacc209c2107d19aa" => :mojave
|
|
sha256 "bf5d21e7e8e549f7e8d07791a90f44a487f4c7151897b7c64d02928b5bd73520" => :high_sierra
|
|
sha256 "4fb1860a481e24c70eefc8e5782030612840f1bb8f50586ca76a4c6c53629deb" => :sierra
|
|
end
|
|
|
|
depends_on "gmp"
|
|
|
|
def install
|
|
# Work around macOS Catalina / Xcode 11 code generation bug
|
|
# (test failure t-toom53, due to wrong code in mpn/toom53_mul.o)
|
|
ENV.append_to_cflags "-fno-stack-check"
|
|
|
|
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
|