modules/up/src/Core/util/strerror.c
/* [<][>][^][v][top][bottom][index][help] */
FUNCTIONS
This source file includes following functions.
- strerror
1 /*
2 * Copyright (c) 1989 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms are permitted
6 * provided that the above copyright notice and this paragraph are
7 * duplicated in all such forms and that any documentation,
8 * advertising materials, and other materials related to such
9 * distribution and use acknowledge that the software was developed
10 * by the University of California, Berkeley. The name of the
11 * University may not be used to endorse or promote products derived
12 * from this software without specific prior written permission.
13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
14 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
16 */
17
18 #include <string.h>
19 #include <stdio.h>
20
21 /*
22 * Return the error message corresponding to some error number.
23 */
24 char *
25 strerror(e)
/* [<][>][^][v][top][bottom][index][help] */
26 int e;
27 {
28 extern int sys_nerr;
29 extern const char* const sys_errlist[];
30 static char unknown[30];
31
32 if ((unsigned)e < sys_nerr)
33 return (char *)(sys_errlist[e]);
34 (void) sprintf(unknown, "Unknown error: %d", e);
35 return (unknown);
36 }
37