nis/nis_domain_of.c

   1 /* Copyright (c) 1997-2023 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 #include <rpcsvc/nis.h>
  19 #include <shlib-compat.h>
  20
  21 nis_name
  22 nis_domain_of (const_nis_name name)
  23 {
  24   static char result[NIS_MAXNAMELEN + 1];
  25
  26   return nis_domain_of_r (name, result, NIS_MAXNAMELEN);
  27 }
  28 libnsl_hidden_nolink_def (nis_domain_of, GLIBC_2_1)
  29
  30 const_nis_name
  31 __nis_domain_of (const_nis_name name)
  32 {
  33   const_nis_name cptr = strchr (name, '.');
  34
  35   if (cptr == NULL)
  36     return "";
  37
  38   if (*++cptr == '\0')
  39     return ".";
  40
  41   return cptr;
  42 }