From 51f93cb778f95937daabb80b1d47f244e9537343 Mon Sep 17 00:00:00 2001
From: Nick Cao <nickcao@nichi.co>
Date: Fri, 7 Jan 2022 10:04:04 +0800
Subject: [PATCH] roc-toolkit: fix cross compilation

---
 pkgs/development/libraries/audio/roc-toolkit/default.nix | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/pkgs/development/libraries/audio/roc-toolkit/default.nix b/pkgs/development/libraries/audio/roc-toolkit/default.nix
index f9f9d4888e98..728e52b26701 100644
--- a/pkgs/development/libraries/audio/roc-toolkit/default.nix
+++ b/pkgs/development/libraries/audio/roc-toolkit/default.nix
@@ -40,7 +40,10 @@ stdenv.mkDerivation rec {
   ];
 
   sconsFlags =
-    [ "--disable-sox"
+    [ "--build=${stdenv.buildPlatform.config}"
+      "--host=${stdenv.hostPlatform.config}"
+      "--prefix=${placeholder "out"}"
+      "--disable-sox"
       "--disable-tests" ] ++
     lib.optional (!libunwindSupport) "--disable-libunwind" ++
     lib.optional (!pulseaudioSupport) "--disable-pulseaudio" ++
@@ -52,10 +55,6 @@ stdenv.mkDerivation rec {
   prePatch = lib.optionalString stdenv.isAarch64
     "sed -i 's/c++98/c++11/g' SConstruct";
 
-  preConfigure = ''
-    sconsFlags+=" --prefix=$out"
-  '';
-
   meta = with lib; {
     description = "Roc is a toolkit for real-time audio streaming over the network";
     homepage = "https://github.com/roc-streaming/roc-toolkit";