libarchive: Ignore ENOSYS error when setting up xattrs. (Closes: #588925)

Modestas Vainius found out that HPPA returns errno ENOSYS
on listxattrs. Currently, ENOTSUP is ignored so we'll do the
same for ENOSYS as well.

For full debug info about this see Modestas Vainius awesome
report at:

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=588925#10

Upstream-Status: Pending

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>

diff --git a/libarchive/archive_read_disk_entry_from_file.c b/libarchive/archive_read_disk_entry_from_file.c
index 27671df..c49e755 100644
--- a/libarchive/archive_read_disk_entry_from_file.c
+++ b/libarchive/archive_read_disk_entry_from_file.c
@@ -398,7 +398,7 @@ setup_xattrs(struct archive_read_disk *a,
 		list_size = listxattr(path, NULL, 0);
 
 	if (list_size == -1) {
-		if (errno == ENOTSUP)
+		if (errno == ENOTSUP || errno == ENOSYS)
 			return (ARCHIVE_OK);
 		archive_set_error(&a->archive, errno,
 			"Couldn't list extended attributes");
-- 
1.7.1