화일 최근 수정날짜 가져오기

#include <ctime>
#include <sys/types.h>
#include <sys/stat.h>

struct _stat buf;
string strtimebuf;
struct tm *logtm;

int result = _stat( m_pLogFileName, &buf );
logtm=localtime(&buf.st_mtime);
sprintf((char*)strtimebuf.c_str(),"%d%.2d%.2d",logtm->tm_year+1900,logtm->tm_mon+1,logtm->tm_mday);

m_pLogFileName <- 대상파일명