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/* $Id: strerror.c,v 1.6 1999/07/15 23:03:18 momjian Exp $ */
/*
* strerror - map error number to descriptive string
*
* This version is obviously somewhat Unix-specific.
*
* based on code by Henry Spencer
* modified for ANSI by D'Arcy J.M. Cain
*/
#include <string.h>
#include <stdio.h>
#include <errno.h>
extern const char *const sys_errlist[];
extern int sys_nerr;
const char *
strerror(int errnum)
{
static char buf[24];
if (errnum < 0 || errnum > sys_nerr)
{
sprintf(buf, "unknown error %d", errnum);
return buf;
}
return sys_errlist[errnum];
}
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