support: Helper functions for entering namespaces

1 files changed, 34 insertions, 0 deletions

diff --git a/support/tst-support-namespace.c b/support/tst-support-namespace.c
new file mode 100644
index 0000000000..bd2a2a62e8
--- /dev/null
+++ b/support/tst-support-namespace.c
@@ -0,0 +1,34 @@
+/* Test entering namespaces.
+   Copyright (C) 2016 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library 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.
+
+   The GNU C Library 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 the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <stdio.h>
+#include <support/namespace.h>
+
+static int
+do_test (void)
+{
+  if (support_become_root ())
+    printf ("info: acquired root-like privileges\n");
+  if (support_enter_network_namespace ())
+    printf ("info: entered network namespace\n");
+  if (support_in_uts_namespace ())
+    printf ("info: also entered UTS namespace\n");
+  return 0;
+}
+
+#include <support/test-driver.c>