linux c log 日志接口

 #define SIZE_16M               16777216             //1024*1024*16
 #define LOG_FILE_PATH          "./mylog.txt"        //日志文件路径
 #define LOG_PARAMS             LOG_FILE_PATH,__FILE__,__func__,__LINE__ //日志文件路径 调用函数所在文件 调用函数名 调用debugInfo时所在行号
 //显示调用debugInfo接口的函数所在的文件名、函数名、行号
 int debugInfo(char *pLogPath, char *pFile, const char *pFuncName, int iLineNumb, char *fmt, ...);

 //调用举例： debuInfo(LOG_PARAMS, “some string %s, some int %d and so on", "hello log", 101);

 //日志的编号
 int giInfoNumb = ;
 int debugInfo(char *pLogPath, char *pFile, const char *pFuncName, int iLineNumb, char *fmt, ...)
 {
     if(NULL == pLogPath ||'\0' == pLogPath[] || NULL == pFile || '\0' == pFile[] || NULL == pFuncName ||'\0' == pFuncName[])
         return VS_ERR;
     //判断文件大小是否清空该文件，每1000次写日志里检测1次文件大小
     if( == (giInfoNumb % ))
     {
         struct stat fileStat;
         if( == stat(pLogPath, &fileStat) && fileStat.st_size > SIZE_16M)
             remove(pLogPath);
     }
     //打开文件，写入日志
     FILE *pLogHandle = fopen(pLogPath, "a+");
     if(NULL == pLogHandle)
         return VS_ERR;
     //写入日期、函数信息
     time_t timeSecs = time(NULL);
     struct tm *timeInfo = localtime(&timeSecs);
     char acTitle[STR_LEN_2048] = {  };
     snprintf(acTitle, sizeof(acTitle), "[%04d] [%d%02d%02d/%02d:%02d:%02d] [%s] [%s:%d]\n", giInfoNumb++,
              timeInfo->tm_year + , timeInfo->tm_mon + , timeInfo->tm_mday,
              timeInfo->tm_hour, timeInfo->tm_min, timeInfo->tm_sec, pFile, pFuncName, iLineNumb);
     int iLen = strlen(acTitle);
     fwrite(acTitle, iLen, , pLogHandle);
     //写入日志
     fwrite("\t\t\t", , , pLogHandle);
     memset(acTitle, , sizeof(acTitle));
     va_list args;
     va_start(args, fmt);
     vsnprintf(acTitle, sizeof(acTitle), fmt, args);
     va_end(args);
     iLen = strlen(acTitle);
     fwrite(acTitle, iLen, , pLogHandle);
     fwrite("\n", , , pLogHandle);
     //关闭日志文件
     fclose(pLogHandle);
     return VS_OK;
 }