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Update logging

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Add syslog for daemonize. This allows to log not only to the standard
output but also in system log
This commit is contained in:
Vadim Vetrov
2024-11-26 19:58:55 +03:00
parent a4975dcdcd
commit ef120ca100
10 changed files with 166 additions and 130 deletions
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39
logging.h
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@@ -3,42 +3,65 @@
#include "config.h"
#define LOG_LEVEL (config.verbose)
#define USE_SYSLOG (config.syslog)
#ifdef KERNEL_SPACE
#include <linux/kernel.h>
#include <linux/module.h>
#define printf pr_info
#define perror pr_err
#define lgerror(msg, ret, ...) __extension__ ({ \
#define log_message(level, msg, ...) \
(printf(msg, ##__VA_ARGS__))
#define lgerror(ret, msg, ...) __extension__ ({ \
pr_err(msg ": %d\n", ##__VA_ARGS__, ret); \
})
#else
#include <stdio.h> // IWYU pragma: export
#include <errno.h>
#define lgerror(msg, ret, ...) __extension__ ({ \
#include <syslog.h>
#define log_message(level, msg, ...) \
(config.syslog ? (void)(syslog((level), msg, ##__VA_ARGS__)) : (void)(printf(msg, ##__VA_ARGS__)))
#define lgerror(ret, msg, ...) __extension__ ({ \
errno = -(ret); \
printf(msg ": %s\n", ##__VA_ARGS__, strerror(errno)); \
log_message(LOG_ERR, msg ": %s\n", ##__VA_ARGS__, strerror(errno)); \
})
#endif /* PROGRAM_SPACE */
#define lgerr(msg, ...) \
(log_message(LOG_ERR, msg, ##__VA_ARGS__))
#define lgwarning(msg, ...) \
(log_message(LOG_WARN, msg, ##__VA_ARGS__))
#define lginfo(msg, ...) \
(log_message(LOG_INFO, msg, ##__VA_ARGS__))
#define print_message(...) \
(lginfo(__VA_ARGS__))
#define lgdebug(msg, ...) \
(LOG_LEVEL >= VERBOSE_DEBUG ? printf(msg, ##__VA_ARGS__) : 0)
(LOG_LEVEL >= VERBOSE_DEBUG ? log_message(LOG_INFO, msg, ##__VA_ARGS__) : (void)0)
#define lgdebugmsg(msg, ...) lgdebug(msg "\n", ##__VA_ARGS__)
#define lgtrace(msg, ...) \
(LOG_LEVEL >= VERBOSE_TRACE ? printf(msg, ##__VA_ARGS__) : 0)
(LOG_LEVEL >= VERBOSE_TRACE ? log_message(LOG_INFO, msg, ##__VA_ARGS__) : (void)0)
#define lgtracemsg(msg, ...) lgtrace(msg "\n", __VA_ARGS__)
#define lgtrace_start(msg, ...) \
(LOG_LEVEL >= VERBOSE_TRACE ? printf("[TRACE] " msg " ( ", ##__VA_ARGS__) : 0)
(LOG_LEVEL >= VERBOSE_TRACE ? log_message(LOG_INFO, "[TRACE] " msg " ( ", ##__VA_ARGS__) : (void)0)
#define lgtrace_addp(msg, ...) \
(LOG_LEVEL >= VERBOSE_TRACE ? printf(msg", ", ##__VA_ARGS__) : 0)
(LOG_LEVEL >= VERBOSE_TRACE ? log_message(LOG_INFO, msg", ", ##__VA_ARGS__) : (void)0)
#define lgtrace_end() \
(LOG_LEVEL >= VERBOSE_TRACE ? printf(") \n") : 0)
(LOG_LEVEL >= VERBOSE_TRACE ? log_message(LOG_INFO, ") \n") : (void)0)
#endif /* LOGGING_H */