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[libc][syscall]移除libc_stdio_read/write函数，优化syscall

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This commit is contained in:
Meco Man
2021-09-21 12:51:26 -04:00
parent 13b0b60b14
commit c8c632512a
8 changed files with 30 additions and 60 deletions
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13
components/libc/compilers/dlib/syscall_write.c
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@@ -30,19 +30,24 @@ size_t __write(int handle, const unsigned char *buf, size_t len)
#else
#ifdef RT_USING_POSIX
return libc_stdio_write((void*)buf, len);
return write(STDOUT_FILENO, (void*)buf, len);
#else
rt_device_t console_device;
console_device = rt_console_get_device();
if (console_device != 0) rt_device_write(console_device, 0, buf, len);
if (console_device != 0)
{
rt_device_write(console_device, 0, buf, len);
}
return len;
#endif
#endif
}
if (handle == _LLIO_STDIN) return _LLIO_ERROR;
else if (handle == _LLIO_STDIN)
{
return _LLIO_ERROR;
}
#ifndef RT_USING_DFS
return _LLIO_ERROR;