Minor refactoring:
[glibc.git] / nis / nis_domain_of.c
blob5b43af9fdae634dfc96f1f957a0ab26c0832340f
1 /* Copyright (c) 1997-2015 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
19 #include <rpcsvc/nis.h>
21 nis_name
22 nis_domain_of (const_nis_name name)
24 static char result[NIS_MAXNAMELEN + 1];
26 return nis_domain_of_r (name, result, NIS_MAXNAMELEN);
29 const_nis_name
30 __nis_domain_of (const_nis_name name)
32 const_nis_name cptr = strchr (name, '.');
34 if (cptr == NULL)
35 return "";
37 if (*++cptr == '\0')
38 return ".";
40 return cptr;