853 lines
25 KiB
C
853 lines
25 KiB
C
/*
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* RT-Thread finsh shell commands
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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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* 2006-04-30 Bernard first implementation
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* 2006-05-04 Bernard add list_thread,
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* list_sem,
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* list_timer
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* 2006-05-20 Bernard add list_mutex,
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* list_mailbox,
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* list_msgqueue,
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* list_event,
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* list_fevent,
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* list_mempool
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* 2006-06-03 Bernard display stack information in list_thread
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* 2006-08-10 Bernard change version to invoke rt_show_version
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* 2008-09-10 Bernard update the list function for finsh syscall
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* list and sysvar list
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* 2009-05-30 Bernard add list_device
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* 2010-04-21 yi.qiu add list_module
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* 2012-04-29 goprife improve the command line auto-complete feature.
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* 2012-06-02 lgnq add list_memheap
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* 2012-10-22 Bernard add MS VC++ patch.
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* 2016-06-02 armink beautify the list_thread command
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*/
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#include <rtthread.h>
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#include "finsh.h"
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long hello(void)
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{
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rt_kprintf("Hello RT-Thread!\n");
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return 0;
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}
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FINSH_FUNCTION_EXPORT(hello, say hello world);
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extern void rt_show_version(void);
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long version(void)
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{
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rt_show_version();
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return 0;
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}
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FINSH_FUNCTION_EXPORT(version, show RT-Thread version information);
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MSH_CMD_EXPORT(version, show RT-Thread version information);
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static int object_name_maxlen(const char *type_name, struct rt_list_node *list)
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{
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struct rt_list_node *node;
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struct rt_object *object = NULL;
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int max_length = rt_strlen(type_name), length;
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rt_enter_critical();
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for (node = list->next; node != list; node = node->next)
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{
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object = rt_list_entry(node, struct rt_object, list);
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length = rt_strlen(object->name);
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if (length > max_length) max_length = length;
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}
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rt_exit_critical();
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if (max_length > RT_NAME_MAX || max_length == 0) max_length = RT_NAME_MAX;
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return max_length;
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}
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rt_inline void object_split(int len)
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{
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while (len--) rt_kprintf("-");
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}
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static long _list_thread(struct rt_list_node *list)
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{
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int maxlen;
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rt_uint8_t *ptr;
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struct rt_thread *thread;
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struct rt_list_node *node;
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const char *item_title = "thread";
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maxlen = object_name_maxlen(item_title, list);
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rt_kprintf("%-*.s pri status sp stack size max used left tick error\n", maxlen, item_title); object_split(maxlen);
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rt_kprintf( " --- ------- ---------- ---------- ------ ---------- ---\n");
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for (node = list->next; node != list; node = node->next)
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{
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rt_uint8_t stat;
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thread = rt_list_entry(node, struct rt_thread, list);
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rt_kprintf("%-*.*s %3d ", maxlen, RT_NAME_MAX, thread->name, thread->current_priority);
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stat = (thread->stat & RT_THREAD_STAT_MASK);
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if (stat == RT_THREAD_READY) rt_kprintf(" ready ");
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else if (stat == RT_THREAD_SUSPEND) rt_kprintf(" suspend");
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else if (stat == RT_THREAD_INIT) rt_kprintf(" init ");
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else if (stat == RT_THREAD_CLOSE) rt_kprintf(" close ");
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ptr = (rt_uint8_t *)thread->stack_addr;
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while (*ptr == '#')ptr ++;
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rt_kprintf(" 0x%08x 0x%08x %02d%% 0x%08x %03d\n",
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thread->stack_size + ((rt_uint32_t)thread->stack_addr - (rt_uint32_t)thread->sp),
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thread->stack_size,
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(thread->stack_size - ((rt_uint32_t) ptr - (rt_uint32_t) thread->stack_addr)) * 100
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/ thread->stack_size,
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thread->remaining_tick,
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thread->error);
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}
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return 0;
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}
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long list_thread(void)
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{
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struct rt_object_information *info;
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info = rt_object_get_information(RT_Object_Class_Thread);
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return _list_thread(&info->object_list);
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}
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FINSH_FUNCTION_EXPORT(list_thread, list thread);
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MSH_CMD_EXPORT(list_thread, list thread);
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static void show_wait_queue(struct rt_list_node *list)
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{
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struct rt_thread *thread;
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struct rt_list_node *node;
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for (node = list->next; node != list; node = node->next)
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{
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thread = rt_list_entry(node, struct rt_thread, tlist);
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rt_kprintf("%s", thread->name);
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if (node->next != list)
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rt_kprintf("/");
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}
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}
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#ifdef RT_USING_SEMAPHORE
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static long _list_sem(struct rt_list_node *list)
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{
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int maxlen;
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struct rt_semaphore *sem;
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struct rt_list_node *node;
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const char *item_title = "semaphore";
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maxlen = object_name_maxlen(item_title, list);
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rt_kprintf("%-*.s v suspend thread\n", maxlen, item_title); object_split(maxlen);
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rt_kprintf( " --- --------------\n");
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for (node = list->next; node != list; node = node->next)
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{
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sem = (struct rt_semaphore *)(rt_list_entry(node, struct rt_object, list));
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if (!rt_list_isempty(&sem->parent.suspend_thread))
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{
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rt_kprintf("%-*.*s %03d %d:",
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maxlen, RT_NAME_MAX,
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sem->parent.parent.name,
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sem->value,
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rt_list_len(&sem->parent.suspend_thread));
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show_wait_queue(&(sem->parent.suspend_thread));
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rt_kprintf("\n");
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}
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else
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{
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rt_kprintf("%-*.*s %03d %d\n",
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maxlen, RT_NAME_MAX,
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sem->parent.parent.name,
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sem->value,
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rt_list_len(&sem->parent.suspend_thread));
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}
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}
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return 0;
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}
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long list_sem(void)
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{
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struct rt_object_information *info;
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info = rt_object_get_information(RT_Object_Class_Semaphore);
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return _list_sem(&info->object_list);
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}
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FINSH_FUNCTION_EXPORT(list_sem, list semaphone in system);
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MSH_CMD_EXPORT(list_sem, list semaphore in system);
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#endif
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#ifdef RT_USING_EVENT
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static long _list_event(struct rt_list_node *list)
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{
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int maxlen;
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struct rt_event *e;
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struct rt_list_node *node;
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const char *item_title = "event";
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maxlen = object_name_maxlen(item_title, list);
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rt_kprintf("%-*.s set suspend thread\n", maxlen, item_title); object_split(maxlen);
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rt_kprintf( " ---------- --------------\n");
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for (node = list->next; node != list; node = node->next)
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{
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e = (struct rt_event *)(rt_list_entry(node, struct rt_object, list));
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if (!rt_list_isempty(&e->parent.suspend_thread))
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{
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rt_kprintf("%-*.*s 0x%08x %03d:",
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maxlen, RT_NAME_MAX,
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e->parent.parent.name,
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e->set,
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rt_list_len(&e->parent.suspend_thread));
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show_wait_queue(&(e->parent.suspend_thread));
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rt_kprintf("\n");
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}
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else
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{
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rt_kprintf("%-*.*s 0x%08x 0\n",
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maxlen, RT_NAME_MAX, e->parent.parent.name, e->set);
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}
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}
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return 0;
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}
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long list_event(void)
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{
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struct rt_object_information *info;
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info = rt_object_get_information(RT_Object_Class_Event);
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return _list_event(&info->object_list);
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}
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FINSH_FUNCTION_EXPORT(list_event, list event in system);
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MSH_CMD_EXPORT(list_event, list event in system);
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#endif
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#ifdef RT_USING_MUTEX
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static long _list_mutex(struct rt_list_node *list)
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{
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int maxlen;
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struct rt_mutex *m;
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struct rt_list_node *node;
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const char *item_title = "mutex";
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maxlen = object_name_maxlen(item_title, list);
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rt_kprintf("%-*.s owner hold suspend thread\n", maxlen, item_title); object_split(maxlen);
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rt_kprintf( " -------- ---- --------------\n");
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for (node = list->next; node != list; node = node->next)
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{
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m = (struct rt_mutex *)(rt_list_entry(node, struct rt_object, list));
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rt_kprintf("%-*.*s %-8.*s %04d %d\n",
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maxlen, RT_NAME_MAX,
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m->parent.parent.name,
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RT_NAME_MAX,
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m->owner->name,
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m->hold,
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rt_list_len(&m->parent.suspend_thread));
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}
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return 0;
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}
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long list_mutex(void)
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{
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struct rt_object_information *info;
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info = rt_object_get_information(RT_Object_Class_Mutex);
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return _list_mutex(&info->object_list);
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}
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FINSH_FUNCTION_EXPORT(list_mutex, list mutex in system);
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MSH_CMD_EXPORT(list_mutex, list mutex in system);
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#endif
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#ifdef RT_USING_MAILBOX
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static long _list_mailbox(struct rt_list_node *list)
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{
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int maxlen;
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struct rt_mailbox *m;
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struct rt_list_node *node;
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const char *item_title = "mailbox";
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maxlen = object_name_maxlen(item_title, list);
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rt_kprintf("%-*.s entry size suspend thread\n", maxlen, item_title); object_split(maxlen);
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rt_kprintf( " ---- ---- --------------\n");
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for (node = list->next; node != list; node = node->next)
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{
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m = (struct rt_mailbox *)(rt_list_entry(node, struct rt_object, list));
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if (!rt_list_isempty(&m->parent.suspend_thread))
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{
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rt_kprintf("%-*.*s %04d %04d %d:",
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maxlen, RT_NAME_MAX,
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m->parent.parent.name,
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m->entry,
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m->size,
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rt_list_len(&m->parent.suspend_thread));
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show_wait_queue(&(m->parent.suspend_thread));
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rt_kprintf("\n");
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}
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else
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{
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rt_kprintf("%-*.*s %04d %04d %d\n",
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maxlen, RT_NAME_MAX,
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m->parent.parent.name,
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m->entry,
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m->size,
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rt_list_len(&m->parent.suspend_thread));
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}
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}
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return 0;
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}
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long list_mailbox(void)
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{
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struct rt_object_information *info;
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info = rt_object_get_information(RT_Object_Class_MailBox);
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return _list_mailbox(&info->object_list);
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}
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FINSH_FUNCTION_EXPORT(list_mailbox, list mail box in system);
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MSH_CMD_EXPORT(list_mailbox, list mail box in system);
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#endif
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#ifdef RT_USING_MESSAGEQUEUE
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static long _list_msgqueue(struct rt_list_node *list)
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{
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int maxlen;
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struct rt_messagequeue *m;
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struct rt_list_node *node;
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const char *item_title = "msgqueue";
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maxlen = object_name_maxlen(item_title, list);
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rt_kprintf("%-*.s entry suspend thread\n", maxlen, item_title); object_split(maxlen);
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rt_kprintf( " ---- --------------\n");
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for (node = list->next; node != list; node = node->next)
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{
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m = (struct rt_messagequeue *)(rt_list_entry(node, struct rt_object, list));
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if (!rt_list_isempty(&m->parent.suspend_thread))
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{
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rt_kprintf("%-*.*s %04d %d:",
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maxlen, RT_NAME_MAX,
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m->parent.parent.name,
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m->entry,
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rt_list_len(&m->parent.suspend_thread));
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show_wait_queue(&(m->parent.suspend_thread));
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rt_kprintf("\n");
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}
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else
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{
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rt_kprintf("%-*.*s %04d %d\n",
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maxlen, RT_NAME_MAX,
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m->parent.parent.name,
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m->entry,
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rt_list_len(&m->parent.suspend_thread));
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}
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}
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return 0;
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}
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long list_msgqueue(void)
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{
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struct rt_object_information *info;
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info = rt_object_get_information(RT_Object_Class_MessageQueue);
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return _list_msgqueue(&info->object_list);
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}
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FINSH_FUNCTION_EXPORT(list_msgqueue, list message queue in system);
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MSH_CMD_EXPORT(list_msgqueue, list message queue in system);
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#endif
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#ifdef RT_USING_MEMHEAP
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static long _list_memheap(struct rt_list_node *list)
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{
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int maxlen;
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struct rt_memheap *mh;
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struct rt_list_node *node;
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const char *item_title = "memheap";
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maxlen = object_name_maxlen(item_title, list);
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rt_kprintf("%-*.s pool size max used size available size\n", maxlen, item_title); object_split(maxlen);
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rt_kprintf( " ---------- ------------- --------------\n");
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for (node = list->next; node != list; node = node->next)
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{
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mh = (struct rt_memheap *)rt_list_entry(node, struct rt_object, list);
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rt_kprintf("%-*.*s %-010d %-013d %-05d\n",
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maxlen, RT_NAME_MAX,
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mh->parent.name,
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mh->pool_size,
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mh->max_used_size,
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mh->available_size);
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}
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return 0;
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}
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long list_memheap(void)
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{
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struct rt_object_information *info;
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info = rt_object_get_information(RT_Object_Class_MemHeap);
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return _list_memheap(&info->object_list);
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}
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FINSH_FUNCTION_EXPORT(list_memheap, list memory heap in system);
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MSH_CMD_EXPORT(list_memheap, list memory heap in system);
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#endif
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#ifdef RT_USING_MEMPOOL
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static long _list_mempool(struct rt_list_node *list)
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{
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int maxlen;
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struct rt_mempool *mp;
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struct rt_list_node *node;
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const char *item_title = "mempool";
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maxlen = object_name_maxlen(item_title, list);
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rt_kprintf("%-*.s block total free suspend thread\n", maxlen, item_title); object_split(maxlen);
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rt_kprintf( " ---- ---- ---- --------------\n");
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for (node = list->next; node != list; node = node->next)
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{
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mp = (struct rt_mempool *)rt_list_entry(node, struct rt_object, list);
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if (mp->suspend_thread_count > 0)
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{
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rt_kprintf("%-*.*s %04d %04d %04d %d:",
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maxlen, RT_NAME_MAX,
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mp->parent.name,
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mp->block_size,
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mp->block_total_count,
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mp->block_free_count,
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mp->suspend_thread_count);
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show_wait_queue(&(mp->suspend_thread));
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rt_kprintf("\n");
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}
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else
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{
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rt_kprintf("%-*.*s %04d %04d %04d %d\n",
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maxlen, RT_NAME_MAX,
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mp->parent.name,
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mp->block_size,
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mp->block_total_count,
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mp->block_free_count,
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mp->suspend_thread_count);
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}
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}
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return 0;
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}
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long list_mempool(void)
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{
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struct rt_object_information *info;
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info = rt_object_get_information(RT_Object_Class_MemPool);
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return _list_mempool(&info->object_list);
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}
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FINSH_FUNCTION_EXPORT(list_mempool, list memory pool in system)
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MSH_CMD_EXPORT(list_mempool, list memory pool in system);
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#endif
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static long _list_timer(struct rt_list_node *list)
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{
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int maxlen;
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struct rt_timer *timer;
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struct rt_list_node *node;
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const char *item_title = "timer";
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maxlen = object_name_maxlen(item_title, list);
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rt_kprintf("%-*.s periodic timeout flag\n", maxlen, item_title); object_split(maxlen);
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rt_kprintf( " ---------- ---------- -----------\n");
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for (node = list->next; node != list; node = node->next)
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{
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timer = (struct rt_timer *)(rt_list_entry(node, struct rt_object, list));
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rt_kprintf("%-*.*s 0x%08x 0x%08x ",
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maxlen, RT_NAME_MAX,
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timer->parent.name,
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timer->init_tick,
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timer->timeout_tick);
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if (timer->parent.flag & RT_TIMER_FLAG_ACTIVATED)
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rt_kprintf("activated\n");
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else
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rt_kprintf("deactivated\n");
|
|
}
|
|
|
|
rt_kprintf("current tick:0x%08x\n", rt_tick_get());
|
|
|
|
return 0;
|
|
}
|
|
|
|
long list_timer(void)
|
|
{
|
|
struct rt_object_information *info;
|
|
|
|
info = rt_object_get_information(RT_Object_Class_Timer);
|
|
return _list_timer(&info->object_list);
|
|
}
|
|
FINSH_FUNCTION_EXPORT(list_timer, list timer in system);
|
|
MSH_CMD_EXPORT(list_timer, list timer in system);
|
|
|
|
#ifdef RT_USING_DEVICE
|
|
static long _list_device(struct rt_list_node *list)
|
|
{
|
|
int maxlen;
|
|
struct rt_device *device;
|
|
struct rt_list_node *node;
|
|
char *const device_type_str[] =
|
|
{
|
|
"Character Device",
|
|
"Block Device",
|
|
"Network Interface",
|
|
"MTD Device",
|
|
"CAN Device",
|
|
"RTC",
|
|
"Sound Device",
|
|
"Graphic Device",
|
|
"I2C Bus",
|
|
"USB Slave Device",
|
|
"USB Host Bus",
|
|
"SPI Bus",
|
|
"SPI Device",
|
|
"SDIO Bus",
|
|
"PM Pseudo Device",
|
|
"Pipe",
|
|
"Portal Device",
|
|
"Timer Device",
|
|
"Miscellaneous Device",
|
|
"Unknown"
|
|
};
|
|
const char *item_title = "device";
|
|
|
|
maxlen = object_name_maxlen(item_title, list);
|
|
|
|
rt_kprintf("%-*.s type ref count\n", maxlen, item_title); object_split(maxlen);
|
|
rt_kprintf( " -------------------- ----------\n");
|
|
for (node = list->next; node != list; node = node->next)
|
|
{
|
|
device = (struct rt_device *)(rt_list_entry(node, struct rt_object, list));
|
|
rt_kprintf("%-*.*s %-20s %-8d\n",
|
|
maxlen, RT_NAME_MAX,
|
|
device->parent.name,
|
|
(device->type <= RT_Device_Class_Unknown) ?
|
|
device_type_str[device->type] :
|
|
device_type_str[RT_Device_Class_Unknown],
|
|
device->ref_count);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
long list_device(void)
|
|
{
|
|
struct rt_object_information *info;
|
|
|
|
info = rt_object_get_information(RT_Object_Class_Device);
|
|
return _list_device(&info->object_list);
|
|
}
|
|
FINSH_FUNCTION_EXPORT(list_device, list device in system);
|
|
MSH_CMD_EXPORT(list_device, list device in system);
|
|
#endif
|
|
|
|
long list(void)
|
|
{
|
|
#ifndef FINSH_USING_MSH_ONLY
|
|
struct finsh_syscall_item *syscall_item;
|
|
struct finsh_sysvar_item *sysvar_item;
|
|
#endif
|
|
|
|
rt_kprintf("--Function List:\n");
|
|
{
|
|
struct finsh_syscall *index;
|
|
for (index = _syscall_table_begin;
|
|
index < _syscall_table_end;
|
|
FINSH_NEXT_SYSCALL(index))
|
|
{
|
|
/* skip the internal command */
|
|
if (strncmp((char *)index->name, "__", 2) == 0) continue;
|
|
|
|
#ifdef FINSH_USING_DESCRIPTION
|
|
rt_kprintf("%-16s -- %s\n", index->name, index->desc);
|
|
#else
|
|
rt_kprintf("%s\n", index->name);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
#ifndef FINSH_USING_MSH_ONLY
|
|
/* list syscall list */
|
|
syscall_item = global_syscall_list;
|
|
while (syscall_item != NULL)
|
|
{
|
|
rt_kprintf("[l] %s\n", syscall_item->syscall.name);
|
|
syscall_item = syscall_item->next;
|
|
}
|
|
|
|
rt_kprintf("--Variable List:\n");
|
|
{
|
|
struct finsh_sysvar *index;
|
|
for (index = _sysvar_table_begin;
|
|
index < _sysvar_table_end;
|
|
FINSH_NEXT_SYSVAR(index))
|
|
{
|
|
#ifdef FINSH_USING_DESCRIPTION
|
|
rt_kprintf("%-16s -- %s\n", index->name, index->desc);
|
|
#else
|
|
rt_kprintf("%s\n", index->name);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
sysvar_item = global_sysvar_list;
|
|
while (sysvar_item != NULL)
|
|
{
|
|
rt_kprintf("[l] %s\n", sysvar_item->sysvar.name);
|
|
sysvar_item = sysvar_item->next;
|
|
}
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
FINSH_FUNCTION_EXPORT(list, list all symbol in system)
|
|
|
|
#ifndef FINSH_USING_MSH_ONLY
|
|
static int str_is_prefix(const char *prefix, const char *str)
|
|
{
|
|
while ((*prefix) && (*prefix == *str))
|
|
{
|
|
prefix ++;
|
|
str ++;
|
|
}
|
|
|
|
if (*prefix == 0)
|
|
return 0;
|
|
|
|
return -1;
|
|
}
|
|
|
|
static int str_common(const char *str1, const char *str2)
|
|
{
|
|
const char *str = str1;
|
|
|
|
while ((*str != 0) && (*str2 != 0) && (*str == *str2))
|
|
{
|
|
str ++;
|
|
str2 ++;
|
|
}
|
|
|
|
return (str - str1);
|
|
}
|
|
|
|
void list_prefix(char *prefix)
|
|
{
|
|
struct finsh_syscall_item *syscall_item;
|
|
struct finsh_sysvar_item *sysvar_item;
|
|
rt_uint16_t func_cnt, var_cnt;
|
|
int length, min_length;
|
|
const char *name_ptr;
|
|
|
|
func_cnt = 0;
|
|
var_cnt = 0;
|
|
min_length = 0;
|
|
name_ptr = RT_NULL;
|
|
|
|
/* checks in system function call */
|
|
{
|
|
struct finsh_syscall *index;
|
|
for (index = _syscall_table_begin;
|
|
index < _syscall_table_end;
|
|
FINSH_NEXT_SYSCALL(index))
|
|
{
|
|
/* skip internal command */
|
|
if (str_is_prefix("__", index->name) == 0) continue;
|
|
|
|
if (str_is_prefix(prefix, index->name) == 0)
|
|
{
|
|
if (func_cnt == 0)
|
|
{
|
|
rt_kprintf("--function:\n");
|
|
|
|
if (*prefix != 0)
|
|
{
|
|
/* set name_ptr */
|
|
name_ptr = index->name;
|
|
|
|
/* set initial length */
|
|
min_length = strlen(name_ptr);
|
|
}
|
|
}
|
|
|
|
func_cnt ++;
|
|
|
|
if (*prefix != 0)
|
|
{
|
|
length = str_common(name_ptr, index->name);
|
|
if (length < min_length)
|
|
min_length = length;
|
|
}
|
|
|
|
#ifdef FINSH_USING_DESCRIPTION
|
|
rt_kprintf("%-16s -- %s\n", index->name, index->desc);
|
|
#else
|
|
rt_kprintf("%s\n", index->name);
|
|
#endif
|
|
}
|
|
}
|
|
}
|
|
|
|
/* checks in dynamic system function call */
|
|
syscall_item = global_syscall_list;
|
|
while (syscall_item != NULL)
|
|
{
|
|
if (str_is_prefix(prefix, syscall_item->syscall.name) == 0)
|
|
{
|
|
if (func_cnt == 0)
|
|
{
|
|
rt_kprintf("--function:\n");
|
|
if (*prefix != 0 && name_ptr == NULL)
|
|
{
|
|
/* set name_ptr */
|
|
name_ptr = syscall_item->syscall.name;
|
|
|
|
/* set initial length */
|
|
min_length = strlen(name_ptr);
|
|
}
|
|
}
|
|
|
|
func_cnt ++;
|
|
|
|
if (*prefix != 0)
|
|
{
|
|
length = str_common(name_ptr, syscall_item->syscall.name);
|
|
if (length < min_length)
|
|
min_length = length;
|
|
}
|
|
|
|
rt_kprintf("[l] %s\n", syscall_item->syscall.name);
|
|
}
|
|
syscall_item = syscall_item->next;
|
|
}
|
|
|
|
/* checks in system variable */
|
|
{
|
|
struct finsh_sysvar *index;
|
|
for (index = _sysvar_table_begin;
|
|
index < _sysvar_table_end;
|
|
FINSH_NEXT_SYSVAR(index))
|
|
{
|
|
if (str_is_prefix(prefix, index->name) == 0)
|
|
{
|
|
if (var_cnt == 0)
|
|
{
|
|
rt_kprintf("--variable:\n");
|
|
|
|
if (*prefix != 0 && name_ptr == NULL)
|
|
{
|
|
/* set name_ptr */
|
|
name_ptr = index->name;
|
|
|
|
/* set initial length */
|
|
min_length = strlen(name_ptr);
|
|
|
|
}
|
|
}
|
|
|
|
var_cnt ++;
|
|
|
|
if (*prefix != 0)
|
|
{
|
|
length = str_common(name_ptr, index->name);
|
|
if (length < min_length)
|
|
min_length = length;
|
|
}
|
|
|
|
#ifdef FINSH_USING_DESCRIPTION
|
|
rt_kprintf("%-16s -- %s\n", index->name, index->desc);
|
|
#else
|
|
rt_kprintf("%s\n", index->name);
|
|
#endif
|
|
}
|
|
}
|
|
}
|
|
|
|
/* checks in dynamic system variable */
|
|
sysvar_item = global_sysvar_list;
|
|
while (sysvar_item != NULL)
|
|
{
|
|
if (str_is_prefix(prefix, sysvar_item->sysvar.name) == 0)
|
|
{
|
|
if (var_cnt == 0)
|
|
{
|
|
rt_kprintf("--variable:\n");
|
|
if (*prefix != 0 && name_ptr == NULL)
|
|
{
|
|
/* set name_ptr */
|
|
name_ptr = sysvar_item->sysvar.name;
|
|
|
|
/* set initial length */
|
|
min_length = strlen(name_ptr);
|
|
}
|
|
}
|
|
|
|
var_cnt ++;
|
|
|
|
if (*prefix != 0)
|
|
{
|
|
length = str_common(name_ptr, sysvar_item->sysvar.name);
|
|
if (length < min_length)
|
|
min_length = length;
|
|
}
|
|
|
|
rt_kprintf("[v] %s\n", sysvar_item->sysvar.name);
|
|
}
|
|
sysvar_item = sysvar_item->next;
|
|
}
|
|
|
|
/* only one matched */
|
|
if (name_ptr != NULL)
|
|
{
|
|
rt_strncpy(prefix, name_ptr, min_length);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#if defined(FINSH_USING_SYMTAB) && !defined(FINSH_USING_MSH_ONLY)
|
|
static int dummy = 0;
|
|
FINSH_VAR_EXPORT(dummy, finsh_type_int, dummy variable for finsh)
|
|
#endif
|