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| | /* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright (c) 2022 Red Hat GmbH
* Author: Stefano Brivio <sbrivio@redhat.com>
*/
#ifndef LOG_H
#define LOG_H
#include <stdarg.h>
#include <stdlib.h>
#include <stdbool.h>
#include <stddef.h>
#include <syslog.h>
#ifdef PESTO
extern int verbosity;
#define die(...) \
do { \
FPRINTF(stderr, __VA_ARGS__); \
FPRINTF(stderr, "\n"); \
exit(EXIT_FAILURE); \
} while (0)
#define warn(...) \
do { \
FPRINTF(stderr, __VA_ARGS__); \
FPRINTF(stderr, "\n"); \
} while (0)
#define warn_perror(...) \
do { \
FPRINTF(stderr, __VA_ARGS__); \
FPRINTF(stderr, ": %i", errno); \
} while (0)
#define debug(...) \
do { \
if (verbosity > 1) { \
FPRINTF(stderr, __VA_ARGS__); \
FPRINTF(stderr, "\n"); \
} \
} while (0)
#else
/* This would make more sense in util.h, but because we use it in die(), that
* would cause awkward circular reference problems.
*/
void passt_exit(int status) __attribute__((noreturn));
#define LOGFILE_SIZE_DEFAULT (1024 * 1024UL)
#define LOGFILE_CUT_RATIO 30 /* When full, cut ~30% size */
#define LOGFILE_SIZE_MIN (5UL * MAX(BUFSIZ, PAGE_SIZE))
void vlogmsg(bool newline, bool cont, int pri, const char *format, va_list ap);
void logmsg(bool newline, bool cont, int pri, const char *format, ...)
__attribute__((format(printf, 4, 5)));
void logmsg_perror(int pri, const char *format, ...)
__attribute__((format(printf, 2, 3)));
#define err(...) logmsg(true, false, LOG_ERR, __VA_ARGS__)
#define warn(...) logmsg(true, false, LOG_WARNING, __VA_ARGS__)
#define info(...) logmsg(true, false, LOG_INFO, __VA_ARGS__)
#define debug(...) logmsg(true, false, LOG_DEBUG, __VA_ARGS__)
#define err_perror(...) logmsg_perror( LOG_ERR, __VA_ARGS__)
#define warn_perror(...) logmsg_perror( LOG_WARNING, __VA_ARGS__)
#define info_perror(...) logmsg_perror( LOG_INFO, __VA_ARGS__)
#define debug_perror(...) logmsg_perror( LOG_DEBUG, __VA_ARGS__)
#define die(...) \
do { \
err(__VA_ARGS__); \
passt_exit(EXIT_FAILURE); \
} while (0)
#define die_perror(...) \
do { \
err_perror(__VA_ARGS__); \
passt_exit(EXIT_FAILURE); \
} while (0)
extern int log_file;
extern int log_trace;
extern bool log_conf_parsed;
extern bool log_stderr;
extern struct timespec log_start;
void trace_init(int enable);
#define trace(...) \
do { \
if (log_trace) \
debug(__VA_ARGS__); \
} while (0)
void __openlog(const char *ident, int option, int facility);
void logfile_init(const char *name, const char *path, size_t size);
void __setlogmask(int mask);
#endif /* !PESTO */
#endif /* LOG_H */
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