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61 lines
1.3 KiB
C
61 lines
1.3 KiB
C
/*
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* Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
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* All rights reserved.
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* Copyright (c) 1983, 1995-1997 Eric P. Allman. All rights reserved.
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* Copyright (c) 1988, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the sendmail distribution.
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*
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*/
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#include <sm/gen.h>
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SM_RCSID("@(#)$Id: strerror.c,v 1.23 2001/09/11 04:04:49 gshapiro Exp $")
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/*
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** define strerror for platforms that lack it.
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*/
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#include <errno.h>
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#include <stdio.h> /* sys_errlist, on some platforms */
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#include <sm/io.h> /* sm_snprintf */
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#include <sm/string.h>
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#include <sm/conf.h>
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#include <sm/errstring.h>
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#if !defined(ERRLIST_PREDEFINED)
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extern char *sys_errlist[];
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extern int sys_nerr;
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#endif /* !defined(ERRLIST_PREDEFINED) */
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#if !HASSTRERROR
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/*
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** STRERROR -- return error message string corresponding to an error number.
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**
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** Parameters:
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** err -- error number.
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**
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** Returns:
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** Error string (might be pointer to static buffer).
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*/
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char *
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strerror(err)
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int err;
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{
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static char buf[64];
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if (err >= 0 && err < sys_nerr)
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return (char *) sys_errlist[err];
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else
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{
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(void) sm_snprintf(buf, sizeof(buf), "Error %d", err);
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return buf;
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}
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}
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#endif /* !HASSTRERROR */
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