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[libc] Fix the printf issue when disable DFS

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Bernard Xiong
2018-12-28 21:41:01 +08:00
parent d7ff010f91
commit 38c49099c9
1 changed files with 3 additions and 1 deletions
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4
components/libc/compilers/newlib/syscalls.c
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@@ -9,6 +9,8 @@
#include <reent.h>
#include <sys/errno.h>
#include <sys/time.h>
#include <stdio.h>
#include <rtthread.h>
#ifdef RT_USING_DFS
@@ -218,7 +220,7 @@ _ssize_t
_write_r(struct _reent *ptr, int fd, const void *buf, size_t nbytes)
{
#ifndef RT_USING_DFS
if (fd == 0)
if (fileno(stdout) == fd)
{
rt_device_t console;