log日志库

 log4c、zlog、EasyLogger

http://log4c.sourceforge.net/index.html

http://hardysimpson.github.io/zlog/

https://github.com/HardySimpson/zlog

https://github.com/armink/EasyLogger

https://blog.csdn.net/shaohuazuo/article/details/39179643

#include <stdarg.h>
#include "main.h"
typedef enum
{
    LogLevel_begin = -1,
     
    LogLevel_Trace,
    LogLevel_Debug,
    LogLevel_Info,
    LogLevel_Error,
    LogLevel_Fatal,
 
      LogLevel_end
 
} LogLevel_em;
 
#define PER_LOG_LINE_SIZE 512
 
static LogLevel_em      w_emCurLogLevel = LogLevel_Debug ;       //log level switch
 
static void Send_logMsg(char* w_Msg, uint32_t u32MsgLen);
static void Logger_putMsg(LogLevel_em emLvl, const char*  pcszBodyFmt, va_list vaBodyArgs);
 
void Logger_trace( const char * w_Fmt, ...)
{
    va_list vaList;
 
    va_start(vaList, w_Fmt);
    Logger_putMsg(LogLevel_Trace, w_Fmt, vaList);
    va_end(vaList);
}
 
void Logger_debug(const char * w_Fmt, ...)
{
    va_list vaList;
    
    va_start(vaList, w_Fmt);
    Logger_putMsg(LogLevel_Debug, w_Fmt, vaList);
    va_end(vaList);
}
 
void Logger_info( const char * w_Fmt, ...)
{
    va_list vaList;
 
    va_start(vaList, w_Fmt);
    Logger_putMsg(LogLevel_Info, w_Fmt, vaList);
    va_end(vaList);
}
 
void Logger_error(  const char * w_Fmt, ...)
{
    va_list vaList;
 
    va_start(vaList, w_Fmt);
    Logger_putMsg(LogLevel_Error, w_Fmt, vaList);
    va_end(vaList);
}
 
void Logger_fatal( const char * w_Fmt, ...)
{
    va_list vaList;
 
    va_start(vaList, w_Fmt);
    Logger_putMsg(LogLevel_Fatal, w_Fmt, vaList);
    va_end(vaList);
}
 
static void Logger_putMsg(LogLevel_em emLvl, const char*  pcszBodyFmt, va_list vaBodyArgs){
    if (w_emCurLogLevel <= emLvl)
    {
            static char s_strMsg[PER_LOG_LINE_SIZE];
            uint32_t u32Len;
            u32Len = vsnprintf(s_strMsg, PER_LOG_LINE_SIZE, pcszBodyFmt, vaBodyArgs)-1;
            #if 0
            s_strMsg[u32Len++]='
';
            s_strMsg[u32Len]='';
            #endif
            Send_logMsg(s_strMsg,u32Len);
    }
}
 
static void Send_logMsg(char* w_Msg, uint32_t u32MsgLen){   
    #if 1
    printf_log(w_Msg,u32MsgLen);   //需要自己现实    
    #endif
}