libacl: Add acl_extended_file_nofollow()

This function calls lgetxattr() instead of getxattr(), which helps ls(1)
to prevent unnecessary automatic mounts, which acl_extended_file()
triggers.  See the following bug report for more details:
https://bugzilla.redhat.com/692982

1 files changed, 34 insertions, 0 deletions

diff --git a/libacl/acl_extended_file_nofollow.c b/libacl/acl_extended_file_nofollow.c
new file mode 100644
index 0000000..8f4711f
--- /dev/null
+++ b/libacl/acl_extended_file_nofollow.c
@@ -0,0 +1,34 @@
+/*
+  File: acl_extended_file.c
+
+  Copyright (C) 2011
+  Andreas Gruenbacher, <a.gruenbacher@bestbits.at>
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
+#include <unistd.h>
+#include <attr/xattr.h>
+#include "libacl.h"
+
+#include "__acl_extended_file.h"
+
+
+int
+acl_extended_file_nofollow(const char *path_p)
+{
+	return __acl_extended_file(path_p, lgetxattr);
+}
+