stdio-common/errlist.c

   1 /* Internal errno names mapping definition.
   2    Copyright (C) 1991-2022 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   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.
   9
  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.
  14
  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    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <array_length.h>
  20 #include <err_map.h>
  21 #include <errno.h>
  22 #include <libintl.h>
  23 #include <stdio.h>
  24
  25 const char *
  26 __get_errlist (int errnum)
  27 {
  28   int mapped = ERR_MAP (errnum);
  29   if (mapped >= 0 && mapped < _sys_errlist_internal_len)
  30     return _sys_errlist_internal[mapped];
  31   return NULL;
  32 }