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slog.h
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#ifndef _SLOG_PRIV_LIB_H_
#define _SLOG_PRIV_LIB_H_
/*
基本的宏 配置日志
#define SLOG_DEFAULT_INIT splog::logger GLOG;
#define SLOG_TOFILE_LEVEL_INIT(log_filename,loglevel) SLOG_COMMON_INIT(log_filename,loglevel,NULL)
#define SLOG_TOFILE_INIT(log_filename) SLOG_TOFILE_LEVEL_INIT(log_filename,(splog::LOGL_DEBUG))
#define SLOG_CFG_INIT(cfg_filename) SLOG_TOFILE_LEVEL_INIT(DEFAULT_LOG_FILENAME,(splog::LOGL_DEBUG),cfg_filename)
#define SLOG_CFG_DEFAULT_INIT SLOG_CFG_INIT(DEFAULT_CFG_FILENAME)
通过配置文件操作
CFGFILE
splog.cfg ascii file
filename@loglevel@logtype
logtype=[tofile toconsole]
loglevel=[debug,info,warning,error,fatal]
example
log.txt@warning@tofile
设置FLAG的标记。哪些需要记录。哪些不需要记录
SETLOGFLAG
#define SLTIME 1 time
#define SLTID 2 threadid
#define SLSRCFL 4 filename line number
#define SLLEVEL 8 level info
#define SLMSG 16 sufix info
#define SLFUNCNAME 32 function name
#define SLALL (SLTIME|SLTID|SLSRCFL|SLLEVEL|SLMSG|SLFUNCNAME)
SET_LOG_FLAG(SLALL)
添加常用问题记录。
#define SLOG_INVALID_ARGS SLOG_FATAL("INVALID ARGUMENTS");
#define SLOG_NULL_POINTER SLOG_FATAL("NULL POINTER");
#define SLOG_BUFFER_TOO_SMALL SLOG_FATAL("DATA OR BUFFER TOO SMALL");
#define SLOG_BUFFER_TOO_LARGE SLOG_FATAL("DATA OR BUFFER TOO LARGE");
#define SLOG_REACHHERE SLOG_FATAL("REACH HERE");
#define SLOG_SYS_API_ERROR SLOG_FATAL("CALL SYSAPI ERROR");
*/
#ifdef _WIN32
/*
fix conflict with std::min() std::max()
*/
#define NOMINMAX
#include <Windows.h>
#pragma warning(disable:4996)
#pragma warning(disable:4819)
#pragma warning(disable:4018)
#include "io.h"
#define __FUNCTION_NAME__ __FUNCTION__
#else
#include <pthread.h>
#include <unistd.h>
#include <stdarg.h>
#define __FUNCTION_NAME__ __func__
#endif
#include <string.h>
#include "time.h"
#include <stdio.h>
#ifdef __NO_FUNC_NAME__
#undef __FUNCTION_NAME__
#define __FUNCTION_NAME__ "__FUNC__"
#endif
namespace splog
{
/*
mutex begin
*/
namespace internal
{
class mutex
{
public:
mutex();
~mutex();
void lock();
void unlock();
private:
#ifdef _WIN32
CRITICAL_SECTION m_lock;
#else
pthread_mutex_t m_lock;
#endif
};
}
/*
mutex end
*/
/*
log begin
*/
typedef enum{ LOGTOFILE, LOGTOCONSOLE } LOGTYPE;
typedef enum{ LOGL_DEBUG, LOGL_INFO, LOGL_WARNING, LOGL_ERROR, LOGL_FATAL } LOGLEVEL;
#define DEFAULT_LOG_FILENAME "splog.log"
#define DEFAULT_CFG_FILENAME "splog.cfg"
#define SLTIME 1
#define SLTID 2
#define SLSRCFL 4
#define SLLEVEL 8
#define SLMSG 16
#define SLFUNCNAME 32
#define SLALL (SLTIME|SLTID|SLSRCFL|SLLEVEL|SLMSG|SLFUNCNAME)
#define MAX_LOG_LEN 1024
#define log_fmt_common(level,format,...) log_fmt_common_msg(level,__FUNCTION_NAME__,__FILE__,__LINE__,format,##__VA_ARGS__)
#define log_fmt_debug(format,...) log_fmt_common(splog::LOGL_DEBUG,format,##__VA_ARGS__)
#define log_fmt_info(format,...) log_fmt_common(splog::LOGL_INFO,format,##__VA_ARGS__)
#define log_fmt_warning(format,...) log_fmt_common(splog::LOGL_WARNING,format,##__VA_ARGS__)
#define log_fmt_error(format,...) log_fmt_common(splog::LOGL_ERROR,format,##__VA_ARGS__)
#define log_fmt_fatal(format,...) log_fmt_common(splog::LOGL_FATAL,format,##__VA_ARGS__)
class logger
{
public:
logger(const char* cfgfilename=NULL,LOGTYPE logtype = LOGTOCONSOLE, const char* filename = DEFAULT_LOG_FILENAME, LOGLEVEL loglevel = LOGL_DEBUG);
~logger();
bool init(LOGTYPE logtype = LOGTOFILE,const char* filename = DEFAULT_LOG_FILENAME, LOGLEVEL loglevel = LOGL_DEBUG);
bool init_from_file(const char* cfg_filename);
void uninit(bool needlock=true);
void set_log_level(LOGLEVEL loglevel);
/*
for convenience
auto promote
*/
logger& log_debug(const char *msg, const char* funcname = NULL, const char* srcfile = __FILE__, int srcline = __LINE__);
logger& log_info(const char *msg, const char* funcname = NULL, const char* srcfile = __FILE__, int srcline = __LINE__);
logger& log_warning(const char *msg, const char* funcname = NULL, const char* srcfile = __FILE__, int srcline = __LINE__);
logger& log_error(const char *msg, const char* funcname = NULL, const char* srcfile = __FILE__, int srcline = __LINE__);
logger& log_fatal(const char *msg, const char* funcname = NULL, const char* srcfile = __FILE__, int srcline = __LINE__);
logger& log_msg(LOGLEVEL level, const char* msg, const char* funcname = NULL, const char* srcfile = __FILE__, int srcline = __LINE__);
/*
common msg write
*/
logger& log_fmt_common_msg(LOGLEVEL level, const char* srcfunction, const char* srcfile, int srcline, const char* format, ...);
void set_log_flag(long flag);
private:
/*
global mutex for console
*/
static internal::mutex g_console_mutex;
/*
mutex for each object
*/
internal::mutex m_mutex;
long m_log_flag;
bool m_initok;
LOGTYPE m_cur_logtype;
LOGLEVEL m_cur_loglevel;
FILE* m_logfile_fp;
FILE* m_console_fp;
};
/*
log end
*/
unsigned int get_current_thread_id();
}
#define GLOG g_unique_slog
extern splog::logger GLOG;
/*
default log init
*/
#define SLOG_DEFAULT_INIT splog::logger GLOG;
#define SLOG_COMMON_INIT(log_filename,loglevel,cfg_filename) splog::logger GLOG(cfg_filename,splog::LOGTOFILE,(log_filename),(loglevel));
#define SLOG_TOFILE_LEVEL_INIT(log_filename,loglevel) SLOG_COMMON_INIT(log_filename,loglevel,NULL)
#define SLOG_TOFILE_INIT(log_filename) SLOG_TOFILE_LEVEL_INIT(log_filename,(splog::LOGL_DEBUG))
#define SLOG_CFG_INIT(cfg_filename) SLOG_TOFILE_LEVEL_INIT(DEFAULT_LOG_FILENAME,(splog::LOGL_DEBUG),cfg_filename)
#define SLOG_CFG_DEFAULT_INIT SLOG_CFG_INIT(DEFAULT_CFG_FILENAME)
/*
default log write
*/
#define SLOG_DEBUG(foramt,...) GLOG.log_fmt_debug(foramt,##__VA_ARGS__)
#define SLOG_INFO(foramt,...) GLOG.log_fmt_info(foramt,##__VA_ARGS__)
#define SLOG_WARNING(foramt,...) GLOG.log_fmt_warning(foramt,##__VA_ARGS__)
#define SLOG_ERROR(foramt,...) GLOG.log_fmt_error(foramt,##__VA_ARGS__)
#define SLOG_FATAL(foramt,...) GLOG.log_fmt_fatal(foramt,##__VA_ARGS__)
#define SLOG_FUNC() SLOG_DEBUG("")
/*
set log flag
*/
#define SLOG_SET_FLAG(x) GLOG.set_log_flag((x))
/*
convenient log
*/
#define SLOG_INVALID_ARGS SLOG_FATAL("INVALID ARGUMENTS");
#define SLOG_NULL_POINTER SLOG_FATAL("NULL POINTER");
#define SLOG_BUFFER_TOO_SMALL SLOG_FATAL("DATA OR BUFFER TOO SMALL");
#define SLOG_BUFFER_TOO_LARGE SLOG_FATAL("DATA OR BUFFER TOO LARGE");
#define SLOG_REACHHERE SLOG_FATAL("REACH HERE");
#define SLOG_SYS_API_ERROR SLOG_FATAL("CALL SYSAPI ERROR");
#endif