From da4e2b7aece3c1b1628797683493b1707ecffd1a Mon Sep 17 00:00:00 2001
From: Emily <vcs@emily.moe>
Date: Thu, 18 Sep 2025 00:30:17 +0100
Subject: [PATCH] scalapack: backport patch for CMake 4

Co-authored-by: Guilhem Saurel <guilhem.saurel@laas.fr>
---
 pkgs/by-name/sc/scalapack/package.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pkgs/by-name/sc/scalapack/package.nix b/pkgs/by-name/sc/scalapack/package.nix
index aee2fc557426..c66dc0bc2839 100644
--- a/pkgs/by-name/sc/scalapack/package.nix
+++ b/pkgs/by-name/sc/scalapack/package.nix
@@ -33,6 +33,12 @@ stdenv.mkDerivation rec {
       url = "https://github.com/Reference-ScaLAPACK/scalapack/commit/76cc1ed3032e9a4158a4513c9047c3746b269f04.patch";
       hash = "sha256-kmllLa9GUeTrHRYeS0yIk9I8LwaIoEytdyQGRuinn3A=";
     })
+
+    (fetchpatch {
+      name = "scalapack-fix-cmake-4.patch";
+      url = "https://github.com/Reference-ScaLAPACK/scalapack/commit/c3d6b22b0032fd2b8772d99c2239c18473e197a7.patch";
+      hash = "sha256-935KtaqPO2cghbD9Z8YMxGGOQJo1D1LqTje6/IL4bGI=";
+    })
   ];
 
   # Required to activate ILP64.