nixpkgs/pkgs/development/libraries/fftw/default.nix
Vladimír Čunát 5227fb1dd5 Merge commit staging+systemd into closure-size
Many non-conflict problems weren't (fully) resolved in this commit yet.
2015-10-03 13:33:37 +02:00

38 lines
1005 B
Nix

{ fetchurl, stdenv, lib, precision ? "double" }:
with lib;
assert elem precision [ "single" "double" "long-double" "quad-precision" ];
let version = "3.3.4"; in
stdenv.mkDerivation rec {
name = "fftw-${precision}-${version}";
src = fetchurl {
url = "ftp://ftp.fftw.org/pub/fftw/fftw-${version}.tar.gz";
sha256 = "10h9mzjxnwlsjziah4lri85scc05rlajz39nqf3mbh4vja8dw34g";
};
buildInputs = [ (stdenv.cc.cc.lib or null) ];
configureFlags =
[ "--enable-shared" "--disable-static"
"--enable-threads"
]
++ optional (precision != "double") "--enable-${precision}"
# all x86_64 have sse2
++ optional stdenv.isx86_64 "--enable-sse2"
++ optional stdenv.cc.isGNU "--enable-openmp";
enableParallelBuilding = true;
meta = with stdenv.lib; {
description = "Fastest Fourier Transform in the West library";
homepage = http://www.fftw.org/;
license = licenses.gpl2Plus;
maintainers = [ maintainers.spwhitt ];
platforms = platforms.unix;
};
}