/*
 * Copyright (c) 1989 The Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

/* $Id: strerror.c,v 1.7 2006/05/25 01:47:12 johnfranks Exp $ */

#include "amanda.h"

#define	UPREFIX	"Unknown error: %u"

/*
 * Return the error message corresponding to some error number.
 */
char *
strerror(e)
    int e;
{
    extern int sys_nerr;
    extern char *sys_errlist[];
    unsigned int errnum;
    static char buf[NUM_STR_SIZE + SIZEOF(UPREFIX) + 1];

    errnum = e;		/* convert to unsigned */

    if (errnum < sys_nerr)
	return (sys_errlist[errnum]);
    snprintf(buf, SIZEOF(buf), UPREFIX, errnum);
    return (buf);
}