From 139ac1e9da4906a45b24d8616ed1268def3db053 Mon Sep 17 00:00:00 2001
From: qbisi <qbisicwate@gmail.com>
Date: Thu, 17 Apr 2025 16:44:09 +0800
Subject: [PATCH 1/2] superlu_dist: add fortran support for Darwin platform

---
 pkgs/by-name/su/superlu_dist/package.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/by-name/su/superlu_dist/package.nix b/pkgs/by-name/su/superlu_dist/package.nix
index a2e5677ed2ef..79324369668c 100644
--- a/pkgs/by-name/su/superlu_dist/package.nix
+++ b/pkgs/by-name/su/superlu_dist/package.nix
@@ -13,7 +13,7 @@
   metis,
   parmetis,
   withExamples ? false,
-  fortranSupport ? stdenv.hostPlatform.isLinux,
+  fortranSupport ? true,
   enableOpenMP ? true,
   # Todo: ask for permission of unfree parmetis
   withParmetis ? false,
@@ -69,6 +69,9 @@ stdenv.mkDerivation (finalAttrs: {
     ++ lib.optionals withParmetis [
       metis
       parmetis
+    ]
+    ++ lib.optionals stdenv.cc.isClang [
+      gfortran.cc.lib
     ];
 
   propagatedBuildInputs = [ blas ];

From f13a20e645033b35f2f5bf05d6be2e20d61bb499 Mon Sep 17 00:00:00 2001
From: qbisi <qbisicwate@gmail.com>
Date: Sat, 19 Apr 2025 18:54:30 +0800
Subject: [PATCH 2/2] superlu_dist: use pkg-config to find LAPACK

CMake in Nixpkgs may mistakenly detect BLAS or the Apple SDK
framework when locating the LAPACK directory.
This issue can be resolved by setting BLA_PREFER_PKGCONFIG=ON.
---
 pkgs/by-name/su/superlu_dist/package.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/by-name/su/superlu_dist/package.nix b/pkgs/by-name/su/superlu_dist/package.nix
index 79324369668c..2a92911d417f 100644
--- a/pkgs/by-name/su/superlu_dist/package.nix
+++ b/pkgs/by-name/su/superlu_dist/package.nix
@@ -5,6 +5,7 @@
   fetchurl,
   llvmPackages,
   cmake,
+  pkg-config,
   gfortran,
   blas,
   lapack,
@@ -52,6 +53,7 @@ stdenv.mkDerivation (finalAttrs: {
   nativeBuildInputs =
     [
       cmake
+      pkg-config
     ]
     ++ lib.optionals fortranSupport [
       gfortran
@@ -83,6 +85,7 @@ stdenv.mkDerivation (finalAttrs: {
       (lib.cmakeBool "BUILD_SHARED_LIBS" (!stdenv.hostPlatform.isStatic))
       (lib.cmakeBool "BUILD_STATIC_LIBS" stdenv.hostPlatform.isStatic)
       (lib.cmakeBool "XSDK_ENABLE_Fortran" fortranSupport)
+      (lib.cmakeBool "BLA_PREFER_PKGCONFIG" true)
       (lib.cmakeBool "TPL_ENABLE_INTERNAL_BLASLIB" false)
       (lib.cmakeBool "TPL_ENABLE_LAPACKLIB" true)
       (lib.cmakeBool "TPL_ENABLE_PARMETISLIB" withParmetis)