From 944e7fb9c25f2097f4655a78f70b346b92be22ea Mon Sep 17 00:00:00 2001
From: Zhaofeng Li <hello@zhaofeng.li>
Date: Sun, 30 May 2021 15:29:16 -0700
Subject: [PATCH] rav1e: Fix cross-compiling

---
 pkgs/tools/video/rav1e/default.nix | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/pkgs/tools/video/rav1e/default.nix b/pkgs/tools/video/rav1e/default.nix
index 17c1b39a92c7..53e139cde3bb 100644
--- a/pkgs/tools/video/rav1e/default.nix
+++ b/pkgs/tools/video/rav1e/default.nix
@@ -1,6 +1,8 @@
-{ stdenv, rustPlatform, fetchurl, fetchFromGitHub, lib, nasm, cargo-c, libiconv }:
+{ stdenv, rustPlatform, rust, fetchurl, fetchFromGitHub, lib, nasm, cargo-c, libiconv }:
 
-rustPlatform.buildRustPackage rec {
+let
+  rustTargetPlatformSpec = rust.toRustTargetSpec stdenv.hostPlatform;
+in rustPlatform.buildRustPackage rec {
   pname = "rav1e";
   version = "0.4.1";
 
@@ -31,11 +33,11 @@ rustPlatform.buildRustPackage rec {
   buildInputs = lib.optionals stdenv.isDarwin [ libiconv ];
 
   postBuild = ''
-    cargo cbuild --release --frozen --prefix=${placeholder "out"}
+    cargo cbuild --release --frozen --prefix=${placeholder "out"} --target ${rustTargetPlatformSpec}
   '';
 
   postInstall = ''
-    cargo cinstall --release --frozen --prefix=${placeholder "out"}
+    cargo cinstall --release --frozen --prefix=${placeholder "out"} --target ${rustTargetPlatformSpec}
   '';
 
   meta = with lib; {