1 /* strerror.c: A replacement for the strerror function
4 This software is Copyright 1996 by Craig Metz, All Rights Reserved.
5 The Inner Net License Version 2 applies to this software.
6 You should have received a copy of the license with this software. If
7 you didn't get a copy, you may request one from <license@inner.net>.
11 Created by cmetz for OPIE 2.2.
17 char *strerror
FUNCTION((errnum
), int errnum
)
20 extern char *sys_errlist
[];
21 return sys_errlist
[errnum
];
22 #else /* NEED_STRERROR */
24 extern char *_sys_errlist
[];
25 return sys_errlist
[errnum
];
26 #else /* HAVE__SYS_ERRLIST */
27 static char hexdigits
[] = "0123456789abcdef";
28 static char buffer
[] = "System error 0x42";
29 buffer
[15] = hexdigits
[(errnum
>> 4) & 0x0f];
30 buffer
[16] = hexdigits
[errnum
& 0x0f];
32 #endif /* HAVE__SYS_ERRLIST */
33 #endif /* NEED_STRERROR */