1 /* Copyright (C) 19911993 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public License as
6 published by the Free Software Foundation; either version 2 of the
7 License, or (at your option) any later version.
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 Library General Public License for more details.
14 You should have received a copy of the GNU Library General Public
15 License along with the GNU C Library; see the file COPYING.LIB. If
16 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
17 Cambridge, MA 02139, USA. */
24 #define _sys_errlist sys_errlist
25 #define _sys_nerr sys_nerr
28 /* Return a string describing the errno code in ERRNUM. */
30 DEFUN(_strerror_internal
, (errnum
, buf
), int errnum AND
char buf
[1024])
32 if (errnum
< 0 || errnum
> _sys_nerr
)
34 static char fmt
[] = "Unknown error %d";
35 size_t len
= sprintf (buf
, fmt
, errnum
);
36 if (len
< sizeof(fmt
) - 2)
42 return (char *) _sys_errlist
[errnum
];