From: Pádraig Brady <P@draigBrady.com>
Date: Thu, 14 Apr 2022 12:35:22 +0000 (+0100)
Subject: build: copy: fix build on macos 10.12
X-Git-Tag: v9.1~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=bcfbcef928cd540e53d35fc2869d9def2fedeb84;p=thirdparty%2Fcoreutils.git

build: copy: fix build on macos 10.12

* src/copy.c (copy_reg): Handle the case where CLONE_NOOWNERCOPY
is not defined.
Reported by Jeffrey Walton
---

diff --git a/src/copy.c b/src/copy.c
index cb31067cda..b15d919900 100644
--- a/src/copy.c
+++ b/src/copy.c
@@ -1189,9 +1189,14 @@ copy_reg (char const *src_name, char const *dst_name,
   if (*new_dst)
     {
 #if HAVE_FCLONEFILEAT && !USE_XATTR
+/* CLONE_NOOWNERCOPY only available on macos >= 10.13.  */
+# ifndef CLONE_NOOWNERCOPY
+#  define CLONE_NOOWNERCOPY 0
+# endif
       int clone_flags = x->preserve_ownership ? 0 : CLONE_NOOWNERCOPY;
       if (data_copy_required && x->reflink_mode
           && x->preserve_mode && x->preserve_timestamps
+          && (x->preserve_ownership || CLONE_NOOWNERCOPY)
           && (fclonefileat (source_desc, dst_dirfd, dst_relname, clone_flags)
               == 0))
         goto close_src_desc;