rt-thread-official/components/finsh/shell.h

99 lines
2.4 KiB
C

/*
* shell implementation for finsh shell.
*
* COPYRIGHT (C) 2006 - 2013, RT-Thread Development Team
*
* 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
* 2011-06-02 Bernard Add finsh_get_prompt function declaration
*/
#ifndef __SHELL_H__
#define __SHELL_H__
#include <rtthread.h>
#include "finsh.h"
#define FINSH_USING_HISTORY
#ifndef FINSH_THREAD_PRIORITY
#define FINSH_THREAD_PRIORITY 20
#endif
#ifndef FINSH_THREAD_STACK_SIZE
#define FINSH_THREAD_STACK_SIZE 2048
#endif
#define FINSH_CMD_SIZE 80
#define FINSH_OPTION_ECHO 0x01
#if defined(FINSH_USING_MSH) || (defined(RT_USING_DFS) && defined(DFS_USING_WORKDIR))
#define FINSH_PROMPT finsh_get_prompt()
const char* finsh_get_prompt(void);
#else
#define FINSH_PROMPT "finsh>>"
#endif
#ifdef FINSH_USING_HISTORY
#ifndef FINSH_HISTORY_LINES
#define FINSH_HISTORY_LINES 5
#endif
#endif
enum input_stat
{
WAIT_NORMAL,
WAIT_SPEC_KEY,
WAIT_FUNC_KEY,
};
struct finsh_shell
{
struct rt_semaphore rx_sem;
enum input_stat stat;
rt_uint8_t echo_mode:1;
#ifdef FINSH_USING_HISTORY
rt_uint16_t current_history;
rt_uint16_t history_count;
char cmd_history[FINSH_HISTORY_LINES][FINSH_CMD_SIZE];
#endif
#ifndef FINSH_USING_MSH_ONLY
struct finsh_parser parser;
#endif
char line[FINSH_CMD_SIZE];
rt_uint8_t line_position;
rt_uint8_t line_curpos;
rt_device_t device;
};
void finsh_set_echo(rt_uint32_t echo);
rt_uint32_t finsh_get_echo(void);
int finsh_system_init(void);
void finsh_set_device(const char* device_name);
const char* finsh_get_device(void);
#endif