ca6d547205
The ulog api is intended to be used by procd, fstools, ubox etc. to provide a generic logging api for early boot messages and automatic switching between syslog / kmsg / stdout depending on the way the process is executed. Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
42 lines
1.4 KiB
C
42 lines
1.4 KiB
C
/*
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* ulog - simple logging functions
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*
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* Copyright (C) 2015 Jo-Philipp Wich <jow@openwrt.org>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef __LIBUBOX_ULOG_H
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#define __LIBUBOX_ULOG_H
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#include <syslog.h>
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enum {
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ULOG_KMSG = (1 << 0),
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ULOG_SYSLOG = (1 << 1),
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ULOG_STDIO = (1 << 2)
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};
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void ulog_open(int channels, int facility, const char *ident);
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void ulog_close(void);
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void ulog_threshold(int threshold);
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void ulog(int priority, const char *fmt, ...);
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#define ULOG_INFO(fmt, ...) ulog(LOG_INFO, fmt, ## __VA_ARGS__)
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#define ULOG_NOTE(fmt, ...) ulog(LOG_NOTICE, fmt, ## __VA_ARGS__)
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#define ULOG_WARN(fmt, ...) ulog(LOG_WARNING, fmt, ## __VA_ARGS__)
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#define ULOG_ERR(fmt, ...) ulog(LOG_ERR, fmt, ## __VA_ARGS__)
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#endif
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