From a7ab32ba9884a27d438bc9affe47d5d1af3695df Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io>
Date: Thu, 22 Feb 2018 11:46:30 +0000
Subject: [PATCH] cargo: unbreak aarch64 build

---
 pkgs/development/compilers/rust/cargo.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/compilers/rust/cargo.nix b/pkgs/development/compilers/rust/cargo.nix
index fecf80a44853..46caabf33917 100644
--- a/pkgs/development/compilers/rust/cargo.nix
+++ b/pkgs/development/compilers/rust/cargo.nix
@@ -19,6 +19,9 @@ rustPlatform.buildRustPackage rec {
 
   passthru.rustc = rustc;
 
+  # changes hash of vendor directory otherwise on aarch64
+  dontUpdateAutotoolsGnuConfigScripts = if stdenv.isAarch64 then "1" else null;
+
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ cacert file curl python openssl cmake zlib makeWrapper libgit2 ]
     ++ stdenv.lib.optionals stdenv.isDarwin [ CoreFoundation libiconv ];