61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
/*
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* Variable implementation in finsh shell.
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*
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* COPYRIGHT (C) 2006 - 2013, RT-Thread Development Team
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*
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* This file is part of RT-Thread (http://www.rt-thread.org)
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* Maintainer: bernard.xiong <bernard.xiong at gmail.com>
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*
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Change Logs:
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* Date Author Notes
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* 2010-03-22 Bernard first version
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*/
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#ifndef __FINSH_VAR_H__
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#define __FINSH_VAR_H__
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#include <finsh.h>
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/*
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* The variable in finsh is put in data segment as a global variable.
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* The 'finsh_var' structure presents the structure of variable in data segment.
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*/
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struct finsh_var
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{
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char name[FINSH_NAME_MAX + 1]; /* the name of variable */
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u_char type; /* the type of variable */
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/* variable value */
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union {
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char char_value;
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short short_value;
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int int_value;
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long long_value;
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void* ptr;
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}value;
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};
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extern struct finsh_var global_variable[];
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int finsh_var_init(void);
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int finsh_var_insert(const char* name, int type);
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int finsh_var_delete(const char* name);
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struct finsh_var* finsh_var_lookup(const char* name);
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#endif
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