1*10465441SEvalZero /*
2*10465441SEvalZero * Copyright (c) 2006-2018, RT-Thread Development Team
3*10465441SEvalZero *
4*10465441SEvalZero * SPDX-License-Identifier: Apache-2.0
5*10465441SEvalZero *
6*10465441SEvalZero * Change Logs:
7*10465441SEvalZero * Date Author Notes
8*10465441SEvalZero * 2015-01-28 Bernard first version
9*10465441SEvalZero */
10*10465441SEvalZero
11*10465441SEvalZero #include <rtthread.h>
12*10465441SEvalZero #ifdef RT_USING_DFS
13*10465441SEvalZero #include <dfs_posix.h>
14*10465441SEvalZero #endif
15*10465441SEvalZero #include <yfuns.h>
16*10465441SEvalZero #include "libc.h"
17*10465441SEvalZero
18*10465441SEvalZero #pragma module_name = "?__write"
19*10465441SEvalZero
__write(int handle,const unsigned char * buf,size_t len)20*10465441SEvalZero size_t __write(int handle, const unsigned char *buf, size_t len)
21*10465441SEvalZero {
22*10465441SEvalZero #ifdef RT_USING_DFS
23*10465441SEvalZero int size;
24*10465441SEvalZero #endif
25*10465441SEvalZero
26*10465441SEvalZero if ((handle == _LLIO_STDOUT) || (handle == _LLIO_STDERR))
27*10465441SEvalZero {
28*10465441SEvalZero #ifndef RT_USING_CONSOLE
29*10465441SEvalZero return _LLIO_ERROR;
30*10465441SEvalZero #else
31*10465441SEvalZero
32*10465441SEvalZero #ifdef RT_USING_POSIX
33*10465441SEvalZero return libc_stdio_write((void*)buf, len);
34*10465441SEvalZero #else
35*10465441SEvalZero rt_device_t console_device;
36*10465441SEvalZero
37*10465441SEvalZero console_device = rt_console_get_device();
38*10465441SEvalZero if (console_device != 0) rt_device_write(console_device, 0, buf, len);
39*10465441SEvalZero
40*10465441SEvalZero return len;
41*10465441SEvalZero #endif
42*10465441SEvalZero #endif
43*10465441SEvalZero }
44*10465441SEvalZero
45*10465441SEvalZero if (handle == _LLIO_STDIN) return _LLIO_ERROR;
46*10465441SEvalZero
47*10465441SEvalZero #ifndef RT_USING_DFS
48*10465441SEvalZero return _LLIO_ERROR;
49*10465441SEvalZero #else
50*10465441SEvalZero size = write(handle, buf, len);
51*10465441SEvalZero return size;
52*10465441SEvalZero #endif
53*10465441SEvalZero }
54*10465441SEvalZero
55