/* Copyright (C) 1991-2018 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 <ctype.h>

#include <errno.h>

#include <grp.h>

#include <stdio.h>

/* Define a line parsing function using the common code

   used in the nss_files module.  */

#define STRUCTURE	group

#define ENTNAME		grent

struct grent_data {};

#define TRAILING_LIST_MEMBER		gr_mem

#define TRAILING_LIST_SEPARATOR_P(c)	((c) == ',')

#include <nss/nss_files/files-parse.c>

LINE_PARSER

(,

 STRING_FIELD (result->gr_name, ISCOLON, 0);

 if (line[0] == '\0'

     && (result->gr_name[0] == '+' || result->gr_name[0] == '-'))

   {

     result->gr_passwd = NULL;

     result->gr_gid = 0;

   }

 else

   {

     STRING_FIELD (result->gr_passwd, ISCOLON, 0);

     if (result->gr_name[0] == '+' || result->gr_name[0] == '-')

       INT_FIELD_MAYBE_NULL (result->gr_gid, ISCOLON, 0, 10, , 0)

     else

       INT_FIELD (result->gr_gid, ISCOLON, 0, 10,)

   }

 )

/* Read one entry from the given stream.  */

int

__fgetgrent_r (FILE *stream, struct group *resbuf, char *buffer, size_t buflen,

	       struct group **result)

{

  int ret = __nss_fgetent_r (stream, resbuf, buffer, buflen, parse_line);

  if (ret == 0)

    *result = resbuf;

  else

    *result = NULL;

  return ret;

}

weak_alias (__fgetgrent_r, fgetgrent_r)