rt-thread/examples/ulog/ulog_example.c

94 lines
4.2 KiB
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-08-02 armink the first version
*/
#include <stdlib.h>
#include <rtthread.h>
#ifndef ULOG_USING_SYSLOG
#define LOG_TAG "example"
#define LOG_LVL LOG_LVL_DBG
#include <ulog.h>
#else
#include <syslog.h>
#endif /* ULOG_USING_SYSLOG */
void ulog_example(void)
{
int count = 0;
#ifdef ULOG_USING_SYSLOG
openlog("example1", 0, 0);
#endif
while (count++ < 50)
{
#ifndef ULOG_USING_SYSLOG
/* output different level log by LOG_X API */
LOG_D("LOG_D(%d): RT-Thread is an open source IoT operating system from China.", count);
LOG_I("LOG_I(%d): RT-Thread is an open source IoT operating system from China.", count);
LOG_W("LOG_W(%d): RT-Thread is an open source IoT operating system from China.", count);
LOG_E("LOG_E(%d): RT-Thread is an open source IoT operating system from China.", count);
ulog_d("test", "ulog_d(%d): RT-Thread is an open source IoT operating system from China.", count);
ulog_i("test", "ulog_i(%d): RT-Thread is an open source IoT operating system from China.", count);
ulog_w("test", "ulog_w(%d): RT-Thread is an open source IoT operating system from China.", count);
ulog_e("test", "ulog_e(%d): RT-Thread is an open source IoT operating system from China.", count);
#ifdef ULOG_USING_FILTER
if (count == 20)
{
/* Set the global filer level is INFO. All of DEBUG log will stop output */
ulog_global_filter_lvl_set(LOG_LVL_INFO);
/* Set the test tag's level filter's level is ERROR. The DEBUG, INFO, WARNING log will stop output. */
ulog_tag_lvl_filter_set("test", LOG_LVL_ERROR);
}
else if (count == 30)
{
/* Set the example tag's level filter's level is LOG_FILTER_LVL_SILENT, the log enter silent mode. */
ulog_tag_lvl_filter_set("example", LOG_FILTER_LVL_SILENT);
/* Set the test tag's level filter's level is WARNING. The DEBUG, INFO log will stop output. */
ulog_tag_lvl_filter_set("test", LOG_LVL_WARNING);
}
else if (count == 40)
{
/* Set the test tag's level filter's level is LOG_FILTER_LVL_ALL. All level log will resume output. */
ulog_tag_lvl_filter_set("test", LOG_FILTER_LVL_ALL);
/* Set the global filer level is LOG_FILTER_LVL_ALL. All level log will resume output */
ulog_global_filter_lvl_set(LOG_FILTER_LVL_ALL);
}
#endif /* ULOG_USING_FILTER */
#else
/* output different priority log by syslog API */
syslog(LOG_INFO, "syslog(%d) LOG_INFO: RT-Thread is an open source IoT operating system from China.", count);
syslog(LOG_DEBUG, "syslog(%d) LOG_DEBUG: RT-Thread is an open source IoT operating system from China.", count);
syslog(LOG_WARNING, "syslog(%d) LOG_WARNING: RT-Thread is an open source IoT operating system from China.", count);
syslog(LOG_ERR, "syslog(%d) LOG_ERR: RT-Thread is an open source IoT operating system from China.", count);
syslog(LOG_INFO | LOG_MAIL, "syslog(%d) LOG_INFO | LOG_MAIL: RT-Thread is an open source IoT operating system from China.", count);
syslog(LOG_DEBUG | LOG_DAEMON, "syslog(%d) LOG_DEBUG | LOG_DAEMON: RT-Thread is an open source IoT operating system from China.", count);
syslog(LOG_WARNING | LOG_AUTH, "syslog(%d) LOG_WARNING | LOG_AUTH: RT-Thread is an open source IoT operating system from China.", count);
syslog(LOG_ERR | LOG_SYSLOG, "syslog(%d) LOG_ERR | LOG_SYSLOG: RT-Thread is an open source IoT operating system from China.", count);
if (count == 20)
{
/* Set log priority mask. Only output ERR and WARNING log. */
setlogmask(LOG_MASK(LOG_ERR) | LOG_MASK(LOG_WARNING));
}
else if (count == 40)
{
/* Set log priority mask. The log which level is less than ERROR will stop output. */
setlogmask(LOG_UPTO(LOG_ERR));
}
#endif /* ULOG_USING_SYSLOG */
rt_thread_delay(rt_tick_from_millisecond(rand() % 1000));
}
}
MSH_CMD_EXPORT(ulog_example, run ulog example)