jshn: properly support JSON "null" type
[project/libubox.git] / ulog.h
1 /*
2 * ulog - simple logging functions
3 *
4 * Copyright (C) 2015 Jo-Philipp Wich <jow@openwrt.org>
5 *
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19 #ifndef __LIBUBOX_ULOG_H
20 #define __LIBUBOX_ULOG_H
21
22 #include <syslog.h>
23
24 enum {
25 ULOG_KMSG = (1 << 0),
26 ULOG_SYSLOG = (1 << 1),
27 ULOG_STDIO = (1 << 2)
28 };
29
30 void ulog_open(int channels, int facility, const char *ident);
31 void ulog_close(void);
32
33 void ulog_threshold(int threshold);
34
35 void ulog(int priority, const char *fmt, ...);
36
37 #define ULOG_INFO(fmt, ...) ulog(LOG_INFO, fmt, ## __VA_ARGS__)
38 #define ULOG_NOTE(fmt, ...) ulog(LOG_NOTICE, fmt, ## __VA_ARGS__)
39 #define ULOG_WARN(fmt, ...) ulog(LOG_WARNING, fmt, ## __VA_ARGS__)
40 #define ULOG_ERR(fmt, ...) ulog(LOG_ERR, fmt, ## __VA_ARGS__)
41
42 #endif