rt-thread-official/components/finsh/finsh_error.c

75 lines
1.7 KiB
C

/*
* error number for finsh shell.
*
* COPYRIGHT (C) 2013, Shanghai Real-Thread Technology Co., Ltd
*
* This file is part of RT-Thread (http://www.rt-thread.org)
* Maintainer: bernard.xiong <bernard.xiong at gmail.com>
*
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Change Logs:
* Date Author Notes
* 2010-03-22 Bernard first version
*/
#include "finsh_error.h"
u_char global_errno;
static const char * finsh_error_string_table[] =
{
"No error",
"Invalid token",
"Expect a type",
"Unknown type",
"Variable exist",
"Expect a operater",
"Memory full",
"Unknown operator",
"Unknown node",
"Expect a character",
"Unexpect end",
"Unknown token",
"Float not supported",
"Unknown symbol",
"Null node"
};
int finsh_error_init()
{
global_errno = FINSH_ERROR_OK;
return 0;
}
int finsh_error_set(u_char type)
{
global_errno = type;
return 0;
}
u_char finsh_errno()
{
return global_errno;
}
const char* finsh_error_string(u_char type)
{
return finsh_error_string_table[type];
}