Move nss_compat from nis to nss subdir and install it unconditionally

This has been tested that local lookup still works with and
without an installed libnss_nis, and that NIS lookup works when
libnss_nis is available.

1 files changed, 20 insertions, 0 deletions

diff --git a/nss/nss_compat/nisdomain.h b/nss/nss_compat/nisdomain.h
new file mode 100644
index 0000000000..314f3f7c06
--- /dev/null
+++ b/nss/nss_compat/nisdomain.h
@@ -0,0 +1,20 @@
+/* Copyright (C) 2017 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/>.  */
+
+/* Set OUTDOMAIN to a pointer to the current NIS domain name, or NULL if
+   not set.  Return zero on success, an error number on failure.  */
+extern int __nss_get_default_domain (char **outdomain);