41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
/*
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* Copyright (c) 1988 Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that the above copyright notice and this paragraph are
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* duplicated in all such forms and that any documentation,
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* advertising materials, and other materials related to such
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* distribution and use acknowledge that the software was developed
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* by the University of California, Berkeley. The name of the
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* University may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static const char sccsid[] = "@(#)strerror.c 5.1 (Berkeley) 4/9/89";
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#endif /* LIBC_SCCS and not lint */
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#include <sys/types.h>
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#include <stdio.h>
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#include <string.h>
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char *
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strerror(
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int errnum
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)
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{
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extern int sys_nerr;
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extern char *sys_errlist[];
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static char ebuf[20];
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if ((unsigned int)errnum < sys_nerr)
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return(sys_errlist[errnum]);
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(void)sprintf(ebuf, "Unknown error: %d", errnum);
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return(ebuf);
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}
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