1 /*
2 * Copyright (c) 2006-2018, RT-Thread Development Team
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 *
6 * Change Logs:
7 * Date Author Notes
8 * 2018-08-02 armink the first version
9 */
10
11 #include <stdlib.h>
12 #include <rtthread.h>
13
14 #ifndef ULOG_USING_SYSLOG
15 #define LOG_TAG "example"
16 #define LOG_LVL LOG_LVL_DBG
17 #include <ulog.h>
18 #else
19 #include <syslog.h>
20 #endif /* ULOG_USING_SYSLOG */
21
ulog_example(void)22 void ulog_example(void)
23 {
24 int count = 0;
25
26 #ifdef ULOG_USING_SYSLOG
27 openlog("example1", 0, 0);
28 #endif
29
30 while (count++ < 50)
31 {
32 #ifndef ULOG_USING_SYSLOG
33 /* output different level log by LOG_X API */
34 LOG_D("LOG_D(%d): RT-Thread is an open source IoT operating system from China.", count);
35 LOG_I("LOG_I(%d): RT-Thread is an open source IoT operating system from China.", count);
36 LOG_W("LOG_W(%d): RT-Thread is an open source IoT operating system from China.", count);
37 LOG_E("LOG_E(%d): RT-Thread is an open source IoT operating system from China.", count);
38 ulog_d("test", "ulog_d(%d): RT-Thread is an open source IoT operating system from China.", count);
39 ulog_i("test", "ulog_i(%d): RT-Thread is an open source IoT operating system from China.", count);
40 ulog_w("test", "ulog_w(%d): RT-Thread is an open source IoT operating system from China.", count);
41 ulog_e("test", "ulog_e(%d): RT-Thread is an open source IoT operating system from China.", count);
42
43 #ifdef ULOG_USING_FILTER
44 if (count == 20)
45 {
46 /* Set the global filer level is INFO. All of DEBUG log will stop output */
47 ulog_global_filter_lvl_set(LOG_LVL_INFO);
48 /* Set the test tag's level filter's level is ERROR. The DEBUG, INFO, WARNING log will stop output. */
49 ulog_tag_lvl_filter_set("test", LOG_LVL_ERROR);
50 }
51 else if (count == 30)
52 {
53 /* Set the example tag's level filter's level is LOG_FILTER_LVL_SILENT, the log enter silent mode. */
54 ulog_tag_lvl_filter_set("example", LOG_FILTER_LVL_SILENT);
55 /* Set the test tag's level filter's level is WARNING. The DEBUG, INFO log will stop output. */
56 ulog_tag_lvl_filter_set("test", LOG_LVL_WARNING);
57 }
58 else if (count == 40)
59 {
60 /* Set the test tag's level filter's level is LOG_FILTER_LVL_ALL. All level log will resume output. */
61 ulog_tag_lvl_filter_set("test", LOG_FILTER_LVL_ALL);
62 /* Set the global filer level is LOG_FILTER_LVL_ALL. All level log will resume output */
63 ulog_global_filter_lvl_set(LOG_FILTER_LVL_ALL);
64 }
65 #endif /* ULOG_USING_FILTER */
66
67 #else
68 /* output different priority log by syslog API */
69 syslog(LOG_INFO, "syslog(%d) LOG_INFO: RT-Thread is an open source IoT operating system from China.", count);
70 syslog(LOG_DEBUG, "syslog(%d) LOG_DEBUG: RT-Thread is an open source IoT operating system from China.", count);
71 syslog(LOG_WARNING, "syslog(%d) LOG_WARNING: RT-Thread is an open source IoT operating system from China.", count);
72 syslog(LOG_ERR, "syslog(%d) LOG_ERR: RT-Thread is an open source IoT operating system from China.", count);
73 syslog(LOG_INFO | LOG_MAIL, "syslog(%d) LOG_INFO | LOG_MAIL: RT-Thread is an open source IoT operating system from China.", count);
74 syslog(LOG_DEBUG | LOG_DAEMON, "syslog(%d) LOG_DEBUG | LOG_DAEMON: RT-Thread is an open source IoT operating system from China.", count);
75 syslog(LOG_WARNING | LOG_AUTH, "syslog(%d) LOG_WARNING | LOG_AUTH: RT-Thread is an open source IoT operating system from China.", count);
76 syslog(LOG_ERR | LOG_SYSLOG, "syslog(%d) LOG_ERR | LOG_SYSLOG: RT-Thread is an open source IoT operating system from China.", count);
77
78 if (count == 20)
79 {
80 /* Set log priority mask. Only output ERR and WARNING log. */
81 setlogmask(LOG_MASK(LOG_ERR) | LOG_MASK(LOG_WARNING));
82 }
83 else if (count == 40)
84 {
85 /* Set log priority mask. The log which level is less than ERROR will stop output. */
86 setlogmask(LOG_UPTO(LOG_ERR));
87 }
88 #endif /* ULOG_USING_SYSLOG */
89
90 rt_thread_delay(rt_tick_from_millisecond(rand() % 1000));
91 }
92 }
93 MSH_CMD_EXPORT(ulog_example, run ulog example)
94