c++写日志 线程安全

#include 
#include 

#include "Abnormality.h"

int _stdcall video_work(void*arg)
{
	FILE *fp = (FILE *)arg;
	int index = 100;
	while (index--)
	{
		bugs(fp," i=%dn", index);
	}

	return 0;
}


int main()
{
	FILE *fp = NULL;
	fopen_s(&fp, f_PATH_TYPE);

	void * index = nullptr;
	int length = 100;
	for (size_t i = 0; i < length; i++)
	{
		index = &i;
		std::thread th(video_work, fp);
		th.detach();
	}

	fclose(fp), fp = NULL;

    std::cout << "Hello World!n";
}

#ifndef _ABNORMALITY_H_
#define _ABNORMALITY_H_

#ifdef __cplusplus

#  define _C_START_           extern "C" {

#  define _C_END_             }
#else
#  define _C_START_
#  define _C_END_
#endif

#define __DLL___
#ifdef	__DLL___
#define DLL_  __declspec(dllexport)
#else
#define DLL_ __declspec(dllimport)
#endif



#define f_PATH_TYPE			"log_info.log", "a+"

#define FFL					__FUNCTION__, __LINE__
#define FFLDT				FFL, __DATE__, __TIME__
#define FFL_X				__FILE__, FFLDT


#define bugs(fp,s, ...)  	fprintf(fp, "%s()#%d %s %s" s, FFLDT, ##__VA_ARGS__);


#define log(fp,s)				fprintf(fp, "%s()#%d %s %s %sn", FFLDT,s); 

#define logfsx(fp,s, ...)		fprintf(fp, "%s %s()#%d %s %sn"s, FFL_X, ##__VA_ARGS__); 


_C_START_



_C_END_

#endif