log.cpp

来自「wince串口、GPS信号处理」· C++ 代码 · 共 71 行

// Log.cpp: implementation of the CLog class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "gmark.h"
#include "Log.h"
#include "stdio.h"

#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CLog::CLog()
{
	fp = NULL;
}

CLog::~CLog()
{

}

void CLog::Open(LPCSTR filename)
{
	fp = fopen( filename, "wtc");

	InitializeCriticalSection( &m_CriticalSection );
}

void CLog::Write(LPCSTR message)
{
	EnterCriticalSection(&m_CriticalSection);

	SYSTEMTIME systime;

	GetLocalTime(&systime);

	DWORD dwTickCount = GetTickCount();
	
	if( fp && message )
	{
		fprintf( fp, "%d-%d-%d %d-%d-%d-%d ",
				systime.wYear, systime.wMonth, systime.wDay, 
				systime.wHour, systime.wMinute, systime.wSecond, dwTickCount/*systime.wMilliseconds*/ );
		fwrite( message, sizeof(char), strlen(message), fp );
		fputs("\n", fp);
		
		fflush(fp);
	}

	LeaveCriticalSection(&m_CriticalSection);
}

void CLog::Close()
{
	if(fp)
	{
		fclose(fp);
		fp = NULL;
	}

	DeleteCriticalSection( &m_CriticalSection );
}