1/* strerror.c --- ANSI C compatible system error routine 2 3 Copyright (C) 1986, 1988, 1989, 1991 the Free Software Foundation, Inc. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 2, or (at your option) 8 any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, write to the Free Software Foundation, 17 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ 18 19#if 0 20#include <stdio.h> 21#endif 22 23extern int sys_nerr; 24extern char *sys_errlist[]; 25 26char * 27strerror(n) 28int n; 29{ 30 static char mesg[30]; 31 32 if (n < 0 || n >= sys_nerr) { 33 sprintf(mesg, "Unknown error (%d)", n); 34 return mesg; 35 } else 36 return sys_errlist[n]; 37} 38