From c84c843e3360459cf2c993919fb9f89474a46f38 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Thu, 19 Dec 2019 15:09:54 +0100
Subject: [PATCH] tarfile.cc: Restore timestamps

This is needed to get the lastModified attribute of GitHub flakes.
---
 src/libutil/tarfile.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/libutil/tarfile.cc b/src/libutil/tarfile.cc
index ca19f402e..c4d8a4f91 100644
--- a/src/libutil/tarfile.cc
+++ b/src/libutil/tarfile.cc
@@ -84,6 +84,7 @@ static void extract_archive(TarArchive & archive, const Path & destDir)
 {
     int flags = ARCHIVE_EXTRACT_FFLAGS
         | ARCHIVE_EXTRACT_PERM
+        | ARCHIVE_EXTRACT_TIME
         | ARCHIVE_EXTRACT_SECURE_SYMLINKS
         | ARCHIVE_EXTRACT_SECURE_NODOTDOT;