root/replace/strerror.c

/* */

DEFINITIONS

1. strerror

   1 /*
   2  * Copyright (C) 2002 Alan Robertson <alanr@unix.sh>
   3  * This software licensed under the GNU LGPL.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of version 2.1 of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation.
   8  * 
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  * 
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17  *
  18  */
  19 #include <crm_internal.h>
  20 #include <errno.h>
  21 #include <stdio.h>
  22 extern const char *sys_err[];
  23 extern int sys_nerr;
  24 char *
  25 strerror(int errnum)
     /*  */
  26 {
  27     static char whaterr[32];
  28 
  29     if (errnum < 0) {
  30         return "negative errno";
  31     }
  32     if (errnum >= sys_nerr) {
  33         snprintf(whaterr, sizeof(whaterr), "error %d", errnum);
  34         return whaterr;
  35     }
  36     return sys_err[sys_nerr];
  37 }

/* */