From 765194d7abb34f82fad697a769c570dd71f87530 Mon Sep 17 00:00:00 2001
From: Shea Levy <shea@shealevy.com>
Date: Sun, 18 Feb 2018 02:48:03 -0500
Subject: [PATCH] nixUnstable: Disable seccomp support on RISC-V.

---
 pkgs/tools/package-management/nix/default.nix | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/pkgs/tools/package-management/nix/default.nix b/pkgs/tools/package-management/nix/default.nix
index cb1f5192822..f6e6988270a 100644
--- a/pkgs/tools/package-management/nix/default.nix
+++ b/pkgs/tools/package-management/nix/default.nix
@@ -30,7 +30,7 @@ let
     buildInputs = [ curl openssl sqlite xz bzip2 ]
       ++ lib.optional (stdenv.isLinux || stdenv.isDarwin) libsodium
       ++ lib.optionals fromGit [ brotli ] # Since 1.12
-      ++ lib.optional stdenv.isLinux libseccomp
+      ++ lib.optional (stdenv.isLinux && !hostPlatform.isRiscV) libseccomp
       ++ lib.optional ((stdenv.isLinux || stdenv.isDarwin) && is20)
           (aws-sdk-cpp.override {
             apis = ["s3"];
@@ -55,7 +55,9 @@ let
       ]
       ++ lib.optional (
           hostPlatform != buildPlatform && hostPlatform ? nix && hostPlatform.nix ? system
-      ) ''--with-system=${hostPlatform.nix.system}'';
+      ) ''--with-system=${hostPlatform.nix.system}''
+         # RISC-V support in progress https://github.com/seccomp/libseccomp/pull/50
+      ++ lib.optional hostPlatform.isRiscV "--disable-seccomp-sandboxing";
 
     makeFlags = "profiledir=$(out)/etc/profile.d";