From 5709115ac9231cab456a11d13a70f0e768c640e2 Mon Sep 17 00:00:00 2001
From: Randy Eckenrode <randy@largeandhighquality.com>
Date: Sun, 22 Sep 2024 22:52:46 -0400
Subject: [PATCH] memstream: cross-compilation fixes

- Use `$(CC)` to pick up the prefixed compiler automatically; and
- Only run check phase when the builder can execute host binaries.
---
 pkgs/development/libraries/memstream/default.nix | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/memstream/default.nix b/pkgs/development/libraries/memstream/default.nix
index 90505a56a931..7877718e6d35 100644
--- a/pkgs/development/libraries/memstream/default.nix
+++ b/pkgs/development/libraries/memstream/default.nix
@@ -9,13 +9,18 @@ stdenv.mkDerivation rec {
     sha256 = "0kvdb897g7nyviaz72arbqijk2g2wa61cmi3l5yh48rzr49r3a3a";
   };
 
+  postPatch = ''
+    substituteInPlace Makefile \
+      --replace-fail 'cc' '$(CC)'
+  '';
+
   dontConfigure = true;
 
   postBuild = ''
     $AR rcs libmemstream.a memstream.o
   '';
 
-  doCheck = true;
+  doCheck = stdenv.buildPlatform.canExecute stdenv.hostPlatform;
   checkPhase = ''
     runHook preCheck