mirror of
https://github.com/zephyrproject-rtos/zephyr
synced 2025-09-15 05:41:56 +00:00
6b55598ad4
Signed-off-by: Alberto Escolar Piedras <alpi@oticon.com> Signed-off-by: Anas Nashif <anas.nashif@intel.com>
36 lines
840 B
C
36 lines
840 B
C
/*
|
|
* Copyright (c) 2017 Oticon A/S
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include "init.h"
|
|
|
|
/**
|
|
*
|
|
* @brief Initialize the driver that provides the printk output
|
|
*
|
|
* @return 0 if successful, otherwise failed.
|
|
*/
|
|
static int printk_init(struct device *arg)
|
|
{
|
|
ARG_UNUSED(arg);
|
|
|
|
/* Let's ensure that even if we are redirecting to a file, we get stdout
|
|
* and stderr line buffered (default for console). Note that glibc
|
|
* ignores size. But just in case we set a reasonable number in case
|
|
* somebody tries to compile against a different library
|
|
*/
|
|
setvbuf(stdout, NULL, _IOLBF, 512);
|
|
setvbuf(stderr, NULL, _IOLBF, 512);
|
|
|
|
extern void __printk_hook_install(int (*fn)(int));
|
|
__printk_hook_install(putchar);
|
|
|
|
return 0;
|
|
}
|
|
|
|
SYS_INIT(printk_init, PRE_KERNEL_1, CONFIG_NATIVE_POSIX_CONSOLE_INIT_PRIORITY);
|
|
|