From 96e83da688bfbac30db4fb99a0d0350661b8d514 Mon Sep 17 00:00:00 2001
From: FliegendeWurst <arne.keller@posteo.de>
Date: Fri, 3 Jan 2025 11:24:34 +0100
Subject: [PATCH] libf2c: mark cross as broken

---
 pkgs/by-name/li/libf2c/package.nix | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/pkgs/by-name/li/libf2c/package.nix b/pkgs/by-name/li/libf2c/package.nix
index 8ca63143545d..5c45409c2cd0 100644
--- a/pkgs/by-name/li/libf2c/package.nix
+++ b/pkgs/by-name/li/libf2c/package.nix
@@ -20,9 +20,15 @@ stdenv.mkDerivation rec {
     unzip ${src}
   '';
 
+  postPatch = ''
+    substituteInPlace makefile.u \
+      --replace-fail "ld" "${stdenv.cc.targetPrefix}ld"
+  '';
+
   makeFlags = [
     "-f"
     "makefile.u"
+    "CC=${stdenv.cc.targetPrefix}cc"
   ];
 
   installPhase = ''
@@ -44,5 +50,9 @@ stdenv.mkDerivation rec {
     homepage = "http://www.netlib.org/f2c/";
     license = lib.licenses.mit;
     platforms = lib.platforms.unix;
+    # Generates arith.h at build time. Uses non-standard fpu_control.h.
+    broken =
+      (!stdenv.buildPlatform.canExecute stdenv.hostPlatform)
+      || (stdenv.hostPlatform.isLinux && stdenv.hostPlatform.libc != "glibc");
   };
 }