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sj3serv: Borrow logging library from OpenBSD

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Signed-off-by: Masanori Ogino <mogino@acm.org>
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Masanori Ogino 2023-11-29 19:46:23 +09:00
commit 091fb3a42b
5 changed files with 276 additions and 1 deletions
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sj3serv/log.h Normal file
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/*-
* SPDX-License-Identifier: ISC
*
* Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef LOG_H
#define LOG_H
#include <stdarg.h>
#include <stdlib.h>
#ifndef NO_LOG
void log_init(int, int);
void log_procinit(const char *);
void log_setverbose(int);
int log_getverbose(void);
void log_warn(const char *, ...)
__attribute__((__format__ (printf, 1, 2)));
void log_warnx(const char *, ...)
__attribute__((__format__ (printf, 1, 2)));
void log_info(const char *, ...)
__attribute__((__format__ (printf, 1, 2)));
void log_debug(const char *, ...)
__attribute__((__format__ (printf, 1, 2)));
void logit(int, const char *, ...)
__attribute__((__format__ (printf, 2, 3)));
void vlog(int, const char *, va_list)
__attribute__((__format__ (printf, 2, 0)));
__dead void fatal(const char *, ...)
__attribute__((__format__ (printf, 1, 2)));
__dead void fatalx(const char *, ...)
__attribute__((__format__ (printf, 1, 2)));
#else
#define log_init(x...) do {} while(0)
#define log_procinit(x...) do {} while(0)
#define log_setverbose(x...) do {} while(0)
#define log_getverbose(x...) (0)
#define log_warn(x...) do {} while(0)
#define log_warnx(x...) do {} while(0)
#define log_info(x...) do {} while(0)
#define log_debug(x...) do {} while(0)
#define logit(x...) do {} while(0)
#define vlog(x...) do {} while(0)
#define fatal(x...) exit(1)
#define fatalx(x...) exit(1)
#endif /* NO_LOG */
#endif /* LOG_H */