Annotation of gforth/engine/strerror.c, revision 1.4

1.1       anton       1: /* a strerror implemenation
                      2: 
1.4     ! anton       3:   Copyright (C) 1995,2000,2003 Free Software Foundation, Inc.
1.1       anton       4: 
                      5:   This file is part of Gforth.
                      6: 
                      7:   Gforth is free software; you can redistribute it and/or
                      8:   modify it under the terms of the GNU General Public License
                      9:   as published by the Free Software Foundation; either version 2
                     10:   of the License, or (at your option) any later version.
                     11: 
                     12:   This program is distributed in the hope that it will be useful,
                     13:   but WITHOUT ANY WARRANTY; without even the implied warranty of
                     14:   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     15:   GNU General Public License for more details.
                     16: 
                     17:   You should have received a copy of the GNU General Public License
                     18:   along with this program; if not, write to the Free Software
1.2       anton      19:   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
1.1       anton      20: */
                     21: 
                     22: #include <errno.h>
                     23: #include <stdio.h>
                     24: 
                     25: extern char *sys_errlist[];
                     26: extern int sys_nerr;
                     27: 
                     28: char *strerror(int err)
                     29: {
                     30:   if (err<sys_nerr) /* !! or check with <= ? */
                     31:     return sys_errlist[err];
                     32:   else {
                     33:     static char errbuf[50];
                     34:     sprintf(errbuf,"Unknown system error %d",err);
                     35:     return errbuf;
                     36:   }
                     37: }

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