From e321551d540df340fadaa1b088d9e5225193c87a Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Wed, 1 Mar 2017 14:41:54 +0100
Subject: [PATCH] Fix assertion failure in nix-store --export

Fixes #1173.
---
 src/nix-store/nix-store.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/nix-store/nix-store.cc b/src/nix-store/nix-store.cc
index bd889c851..868ec2f5a 100644
--- a/src/nix-store/nix-store.cc
+++ b/src/nix-store/nix-store.cc
@@ -708,6 +708,9 @@ static void opExport(Strings opFlags, Strings opArgs)
     for (auto & i : opFlags)
         throw UsageError(format("unknown flag ‘%1%’") % i);
 
+    for (auto & i : opArgs)
+        i = store->followLinksToStorePath(i);
+
     FdSink sink(STDOUT_FILENO);
     store->exportPaths(opArgs, sink);
 }