mv: ignore xattr-preservation failure when not supported by filesystem

*src/copy.c: Do not warn about xattr-preservation failure when xattrs
are not supported and preservation of xattrs is not explicitly required.
Reported by Eric Sandeen in http://bugzilla.redhat.com/496142

1 files changed, 18 insertions, 2 deletions

diff --git a/src/copy.c b/src/copy.c
index c45224c8a..d01f9b365 100644
--- a/src/copy.c
+++ b/src/copy.c
@@ -139,6 +139,22 @@ copy_attr_error (struct error_context *ctx ATTRIBUTE_UNUSED,
   int err = errno;
   va_list ap;
 
+  if (errno != ENOTSUP && errno != ENODATA)
+    {
+      /* use verror module to print error message */
+      va_start (ap, fmt);
+      verror (0, err, fmt, ap);
+      va_end (ap);
+    }
+}
+
+static void
+copy_attr_allerror (struct error_context *ctx ATTRIBUTE_UNUSED,
+		 char const *fmt, ...)
+{
+  int err = errno;
+  va_list ap;
+
   /* use verror module to print error message */
   va_start (ap, fmt);
   verror (0, err, fmt, ap);
@@ -163,7 +179,7 @@ copy_attr_by_fd (char const *src_path, int src_fd,
 {
   struct error_context ctx =
   {
-    .error = copy_attr_error,
+    .error = x->require_preserve_xattr ? copy_attr_allerror : copy_attr_error,
     .quote = copy_attr_quote,
     .quote_free = copy_attr_free
   };
@@ -177,7 +193,7 @@ copy_attr_by_name (char const *src_path, char const *dst_path,
 {
   struct error_context ctx =
   {
-    .error = copy_attr_error,
+    .error = x->require_preserve_xattr ? copy_attr_allerror : copy_attr_error,
     .quote = copy_attr_quote,
     .quote_free = copy_attr_free
   };