nixpkgs/pkgs/development/libraries/qrupdate/default.nix
2022-04-11 20:15:47 -07:00

57 lines
1.5 KiB
Nix

{ stdenv
, lib
, fetchurl
, gfortran
, blas
, lapack
, which
}:
stdenv.mkDerivation rec {
pname = "qrupdate";
version = "1.1.2";
src = fetchurl {
url = "mirror://sourceforge/qrupdate/${pname}-${version}.tar.gz";
sha256 = "024f601685phcm1pg8lhif3lpy5j9j0k6n0r46743g4fvh8wg8g2";
};
preBuild =
# Check that blas and lapack are compatible
assert (blas.isILP64 == lapack.isILP64);
# We don't have structuredAttrs yet implemented, and we need to use space
# seprated values in makeFlags, so only this works.
''
makeFlagsArray+=(
"LAPACK=-L${lapack}/lib -llapack"
"BLAS=-L${blas}/lib -lblas"
"PREFIX=${placeholder "out"}"
"FFLAGS=${toString ([
"-std=legacy"
] ++ lib.optionals blas.isILP64 [
# If another application intends to use qrupdate compiled with blas with
# 64 bit support, it should add this to it's FFLAGS as well. See (e.g):
# https://savannah.gnu.org/bugs/?50339
"-fdefault-integer-8"
])}"
)
'';
doCheck = true;
checkTarget = "test";
buildFlags = [ "lib" "solib" ];
installTargets = lib.optionals stdenv.isDarwin [ "install-staticlib" "install-shlib" ];
nativeBuildInputs = [ which gfortran ];
meta = with lib; {
description = "Library for fast updating of qr and cholesky decompositions";
homepage = "https://sourceforge.net/projects/qrupdate/";
license = licenses.gpl3Plus;
maintainers = with maintainers; [ doronbehar ];
platforms = platforms.unix;
};
}