fflas-ffpack: Add darwin support

pkgs/development/libraries/fflas-ffpack/default.nix

@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, autoreconfHook, givaro, pkgconfig, openblas
+{ stdenv, fetchFromGitHub, autoreconfHook, givaro, pkgconfig, blas
 , gmpxx
 , optimize ? false # impure
 }:
@@ -6,23 +6,30 @@ stdenv.mkDerivation rec {
   name = "${pname}-${version}";
   pname = "fflas-ffpack";
   version = "2.3.2";
+
   src = fetchFromGitHub {
     owner = "linbox-team";
     repo = "${pname}";
     rev = "v${version}";
     sha256 = "1cqhassj2dny3gx0iywvmnpq8ca0d6m82xl5rz4mb8gaxr2kwddl";
   };
+
   checkInputs = [
     gmpxx
   ];
+
+  enableParallelBuilding = true;
+
   nativeBuildInputs = [
     autoreconfHook
     pkgconfig
   ] ++ stdenv.lib.optionals doCheck checkInputs;
-  buildInputs = [ givaro openblas];
+
+  buildInputs = [ givaro blas ];
+
   configureFlags = [
-    "--with-blas-libs=-lopenblas"
-    "--with-lapack-libs=-lopenblas"
+    "--with-blas-libs=-l${blas.linkName}"
+    "--with-lapack-libs=-l${blas.linkName}"
   ] ++ stdenv.lib.optionals (!optimize) [
     # disable SIMD instructions (which are enabled *when available* by default)
     "--disable-sse"
@@ -36,13 +43,15 @@ stdenv.mkDerivation rec {
     "--disable-fma"
     "--disable-fma4"
   ];
+
   doCheck = true;
+
   meta = {
     inherit version;
     description = ''Finite Field Linear Algebra Subroutines'';
     license = stdenv.lib.licenses.lgpl21Plus;
     maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.linux;
+    platforms = stdenv.lib.platforms.unix;
     homepage = https://linbox-team.github.io/fflas-ffpack/;
   };
 }

pkgs/development/libraries/science/math/blas/default.nix

@@ -59,4 +59,10 @@ stdenv.mkDerivation rec {
     homepage = http://www.netlib.org/blas/;
     platforms = stdenv.lib.platforms.unix;
   };
+
+  # We use linkName to pass a different name to --with-blas-libs for
+  # fflas-ffpack and linbox, because we use blas on darwin but openblas
+  # elsewhere.
+  # See see https://github.com/NixOS/nixpkgs/pull/45013.
+  passthru.linkName = "blas";
 }

pkgs/development/libraries/science/math/openblas/default.nix

@@ -143,4 +143,10 @@ stdenv.mkDerivation rec {
     platforms = platforms.unix;
     maintainers = with maintainers; [ ttuegel ];
   };
+
+  # We use linkName to pass a different name to --with-blas-libs for
+  # fflas-ffpack and linbox, because we use blas on darwin but openblas
+  # elsewhere.
+  # See see https://github.com/NixOS/nixpkgs/pull/45013.
+  passthru.linkName = "openblas";
 }

pkgs/top-level/all-packages.nix

@@ -9175,7 +9175,12 @@ with pkgs;
 
   ffcast = callPackage ../tools/X11/ffcast { };
 
-  fflas-ffpack = callPackage ../development/libraries/fflas-ffpack {};
+  fflas-ffpack = callPackage ../development/libraries/fflas-ffpack {
+    # We need to use blas instead of openblas on darwin,
+    # see https://github.com/NixOS/nixpkgs/pull/45013.
+    blas = if stdenv.isDarwin then blas else openblas;
+  };
+
   fflas-ffpack_1 = callPackage ../development/libraries/fflas-ffpack/1.nix {};
   linbox = callPackage ../development/libraries/linbox {};