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logging.h
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logging.h
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#ifndef _LOGGING_H_
#define _LOGGING_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <stdio.h>
#include <time.h>
#include <stdarg.h>
#include <stdio.h>
#include <time.h>
#include <stdarg.h>
#include <inttypes.h>
#define _LOG_DEBUG 1
#define _LOG_INFO 2
#define _LOG_WARN 3
#define _LOG_ERR 4
#define _LOG_MSG 5
#define _LOG_FATAL 9
#define _LOG_DEFAULT _LOG_WARN
#define _LOG_SDEBUG "DEBUG"
#define _LOG_SINFO "INFO "
#define _LOG_SWARN "WARN "
#define _LOG_SERROR "ERROR"
#define _LOG_SFATAL "FATAL"
#define _LOG_SMSG "MSG "
#define _LOG_SSDEBUG "DEBUG"
#define _LOG_SSINFO "INFO"
#define _LOG_SSWARN "WARN"
#define _LOG_SSERROR "ERROR"
#define _LOG_SSFATAL "FATAL"
#define _LOG_SSMSG "MSG"
#ifdef LOG_FILELINE
#define _LOG_FILELINE 1
#else
#define _LOG_FILELINE 0
#endif
#define log_debug(F, ...) {log_str(_LOG_DEBUG, __FILE__, __LINE__, _LOG_SDEBUG, F, ##__VA_ARGS__);}
#define log_info(F, ...) {log_str(_LOG_INFO, __FILE__, __LINE__, _LOG_SINFO, F, ##__VA_ARGS__);}
#define log_warn(F, ...) {log_str(_LOG_WARN, __FILE__, __LINE__, _LOG_SWARN, F, ##__VA_ARGS__);}
#define log_err(F, ...) {log_str(_LOG_ERR, __FILE__, __LINE__, _LOG_SERROR, F, ##__VA_ARGS__);}
#define log_fatal(F, ...) {log_str(_LOG_FATAL, __FILE__, __LINE__, _LOG_SFATAL, F, ##__VA_ARGS__);exit(-1);}
#define log_msg(F, ...) {log_str(_LOG_MSG, __FILE__, __LINE__, _LOG_SMSG, F, ##__VA_ARGS__);}
// No new line
#define log_ndebug(F, ...) {log_nstr(_LOG_DEBUG, __FILE__, __LINE__, _LOG_SDEBUG, F, ##__VA_ARGS__);}
#define log_ninfo(F, ...) {log_nstr(_LOG_INFO, __FILE__, __LINE__, _LOG_SINFO, F, ##__VA_ARGS__);}
#define log_nwarn(F, ...) {log_nstr(_LOG_WARN, __FILE__, __LINE__, _LOG_SWARN, F, ##__VA_ARGS__);}
#define log_nerr(F, ...) {log_nstr(_LOG_ERR, __FILE__, __LINE__, _LOG_SERROR, F, ##__VA_ARGS__);}
#define log_nfatal(F, ...) {log_nstr(_LOG_FATAL, __FILE__, __LINE__, _LOG_SFATAL, F, ##__VA_ARGS__); exit(-1);}
#define log_nmsg(F, ...) {log_nstr(_LOG_MSG, __FILE__, __LINE__, _LOG_SMSG, F, ##__VA_ARGS__);}
static int _LOG_LEVEL = _LOG_DEFAULT;
static FILE *_LOG_FD = NULL;
static inline int log_level(int level)
{
if(level != 0) _LOG_LEVEL = level;
return _LOG_LEVEL;
}
static inline FILE* log_fd(FILE *fd)
{
if(fd != NULL) _LOG_FD = fd;
return _LOG_FD;
}
static inline void log_str(int level, const char *file, const int line, const char
*level_str, const char *format, ...)
{
if(_LOG_LEVEL > level)
return;
if(_LOG_FD == NULL)
_LOG_FD = stdout;
time_t t = time(NULL);
struct tm *tm = localtime(&t);
if(_LOG_FILELINE)
{
fprintf(_LOG_FD, "%d-%02d-%02d %02d:%02d:%02d [%s] %s(%d) ",
(tm->tm_year) + 1900, (tm->tm_mon) + 1, tm->tm_mday, tm->tm_hour,
tm->tm_min, tm->tm_sec, level_str, file, line);
}else
{
fprintf(_LOG_FD, "%d-%02d-%02d %02d:%02d:%02d [%s] ", (tm->tm_year) +
1900, (tm->tm_mon) + 1, tm->tm_mday, tm->tm_hour, tm->tm_min,
tm->tm_sec, level_str);
}
va_list argptr;
va_start(argptr, format);
vfprintf(_LOG_FD, format, argptr);
va_end(argptr);
fprintf(_LOG_FD, "\n");
fflush(_LOG_FD);
}
static inline void log_nstr(int level, const char *file, const int line, const char
*level_str, const char *format, ...)
{
if(_LOG_LEVEL > level)
return;
if(_LOG_FD == NULL)
_LOG_FD = stdout;
time_t t = time(NULL);
struct tm *tm = localtime(&t);
if(_LOG_FILELINE)
{
fprintf(_LOG_FD, "%d-%02d-%02d %02d:%02d:%02d [%s] %s(%d) ",
(tm->tm_year) + 1900, (tm->tm_mon) + 1, tm->tm_mday, tm->tm_hour,
tm->tm_min, tm->tm_sec, level_str, file, line);
}else
{
fprintf(_LOG_FD, "%d-%02d-%02d %02d:%02d:%02d [%s] ", (tm->tm_year) +
1900, (tm->tm_mon) + 1, tm->tm_mday, tm->tm_hour, tm->tm_min,
tm->tm_sec, level_str);
}
va_list argptr;
va_start(argptr, format);
vfprintf(_LOG_FD, format, argptr);
va_end(argptr);
fflush(_LOG_FD);
}
static inline int log_level_compare(int cur_level, int cmp_level)
{
return cur_level <= cmp_level ? 1 : 0;
}
static inline int log_debug_enable()
{
return log_level_compare(log_level(0), _LOG_DEBUG);
}
static inline int log_info_enable()
{
return log_level_compare(log_level(0), _LOG_INFO);
}
static inline int log_warn_enable()
{
return log_level_compare(log_level(0), _LOG_WARN);
}
static inline int log_err_enable()
{
return log_level_compare(log_level(0), _LOG_ERR);
}
static inline int log_fatal_enable()
{
return log_level_compare(log_level(0), _LOG_FATAL);
}
static inline int log_msg_enable()
{
return 1;
}
#ifdef __cplusplus
}
#endif
#endif // _LOGGING_H_