From 8457f10d350e7c812c43c1b0af072a0b82187199 Mon Sep 17 00:00:00 2001
From: FliegendeWurst <arne.keller@posteo.de>
Date: Thu, 2 Jan 2025 15:32:12 +0100
Subject: [PATCH] libtommath: fix cross build

---
 pkgs/by-name/li/libtommath/package.nix | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/pkgs/by-name/li/libtommath/package.nix b/pkgs/by-name/li/libtommath/package.nix
index cfc07912e46d..66a13509d52b 100644
--- a/pkgs/by-name/li/libtommath/package.nix
+++ b/pkgs/by-name/li/libtommath/package.nix
@@ -14,15 +14,17 @@ stdenv.mkDerivation rec {
     sha256 = "sha256-KWJy2TQ1mRMI63NgdgDANLVYgHoH6CnnURQuZcz6nQg=";
   };
 
-  nativeBuildInputs = [ libtool ];
-
   postPatch = ''
-    substituteInPlace makefile.shared --replace glibtool libtool
-    substituteInPlace makefile_include.mk --replace "shell arch" "shell uname -m"
+    substituteInPlace makefile.shared \
+      --replace-fail glibtool libtool \
+      --replace-fail libtool "${lib.getExe (libtool.override { stdenv = stdenv; })}"
+    substituteInPlace makefile_include.mk \
+      --replace-fail "gcc" "${stdenv.cc.targetPrefix}cc"
   '';
 
   preBuild = ''
     makeFlagsArray=(PREFIX=$out \
+      CC=${stdenv.cc.targetPrefix}cc \
       INSTALL_GROUP=$(id -g) \
       INSTALL_USER=$(id -u))
   '';