From d0fc615af658cb83e858b3c3c5e0d4c6c539ad66 Mon Sep 17 00:00:00 2001
From: Shea Levy <shea@shealevy.com>
Date: Mon, 5 Nov 2012 23:00:21 -0500
Subject: [PATCH] canonicalizePathMetaData: Fall-back to utimes if lutimes
 fails due to ENOSYS

---
 src/libstore/local-store.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index 7fa278a91..b82c03f59 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -507,6 +507,8 @@ void canonicalisePathMetaData(const Path & path, bool recurse)
         times[1].tv_usec = 0;
 #if HAVE_LUTIMES
         if (lutimes(path.c_str(), times) == -1)
+            if (errno != ENOSYS ||
+                (!S_ISLNK(st.st_mode) && utimes(path.c_str(), times) == -1))
 #else
         if (!S_ISLNK(st.st_mode) && utimes(path.c_str(), times) == -1)
 #endif