55 lines
1.0 KiB
C
55 lines
1.0 KiB
C
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/*
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* Copyright (c) 2006-2018, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2015-01-28 Bernard first version
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*/
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#include <rtthread.h>
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#ifdef RT_USING_DFS
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#include <dfs_posix.h>
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#endif
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#include <yfuns.h>
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#include "libc.h"
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#pragma module_name = "?__write"
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size_t __write(int handle, const unsigned char *buf, size_t len)
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{
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#ifdef RT_USING_DFS
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int size;
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#endif
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if ((handle == _LLIO_STDOUT) || (handle == _LLIO_STDERR))
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{
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#ifndef RT_USING_CONSOLE
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return _LLIO_ERROR;
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#else
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#ifdef RT_USING_POSIX
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return libc_stdio_write((void*)buf, len);
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#else
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rt_device_t console_device;
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console_device = rt_console_get_device();
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if (console_device != 0) rt_device_write(console_device, 0, buf, len);
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return len;
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#endif
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#endif
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}
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if (handle == _LLIO_STDIN) return _LLIO_ERROR;
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#ifndef RT_USING_DFS
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return _LLIO_ERROR;
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#else
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size = write(handle, buf, len);
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return size;
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#endif
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}
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