modules/up/src/Core/util/strerror.c
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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
20 /*
21 * Return the error message corresponding to some error number.
22 */
23 char *
24 strerror(e)
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25 int e;
26 {
27 extern int sys_nerr;
28 extern char *sys_errlist[];
29 static char unknown[30];
30
31 if ((unsigned)e < sys_nerr)
32 return (sys_errlist[e]);
33 (void) sprintf(unknown, "Unknown error: %d", e);
34 return (unknown);
35 }
36