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[finsh] Clear buffer before switching to new shell device

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This commit is contained in:
ardafu 2015-05-22 16:35:01 +08:00
parent 607a1cd11d
commit 084a8dcd0c
1 changed files with 5 additions and 1 deletions
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6
components/finsh/shell.c
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@ -122,7 +122,11 @@ void finsh_set_device(const char* device_name)
rt_device_close(shell->device);
rt_device_set_rx_indicate(shell->device, RT_NULL);
}
/* clear line buffer before switch to new device */
memset(shell->line, 0, sizeof(shell->line));
shell->line_curpos = shell->line_position = 0;
shell->device = dev;
rt_device_set_rx_indicate(dev, finsh_rx_ind);
}