/* Implementation of __nss_parse_line_result.

   Copyright (C) 2020 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

   <https://www.gnu.org/licenses/>.  */

#include <nss_files.h>

#include <assert.h>

#include <errno.h>

int

__nss_parse_line_result (FILE *fp, off64_t offset, int parse_line_result)

{

  assert (parse_line_result >= -1 && parse_line_result <= 1);

  switch (__builtin_expect (parse_line_result, 1))

    {

    case 1:

      /* Sucess.  */

      return 0;

    case 0:

      /* Parse error.  */

      __set_errno (EINVAL);

      return EINVAL;

    case -1:

      /* Out of buffer space.  */

      return __nss_readline_seek (fp, offset);

      default:

        __builtin_unreachable ();

    }

}

libc_hidden_def (__nss_parse_line_result)