From a128336cf6d0e1fac07d81d60f91a003abbd0494 Mon Sep 17 00:00:00 2001
From: Steven Pease <peasteven@gmail.com>
Date: Wed, 20 Jan 2021 10:08:03 -0800
Subject: [PATCH] Use buildPlatform instead of targetPlatform for unxip
 instructions

---
 pkgs/os-specific/darwin/xcode/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/os-specific/darwin/xcode/default.nix b/pkgs/os-specific/darwin/xcode/default.nix
index a96d72569687..2ce607896b5e 100644
--- a/pkgs/os-specific/darwin/xcode/default.nix
+++ b/pkgs/os-specific/darwin/xcode/default.nix
@@ -1,10 +1,10 @@
-{ requireFile, targetPlatform, lib }:
+{ buildPlatform, requireFile, targetPlatform, lib }:
 
 let requireXcode = version: sha256:
   let
     xip = "Xcode_" + version +  ".xip";
     # TODO(alexfmpe): Find out how to validate the .xip signature in Linux
-    unxip = if targetPlatform.isDarwin
+    unxip = if buildPlatform.isDarwin
             then ''
               open -W ${xip}
               rm -rf ${xip}