C語言獲取編譯日期時間和系統時間

{
const intMONTH_PER_YEAR=12;
const char szEnglishMonth[MONTH_PER_YEAR][4]={ "Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"};
char szTmpDate[40]={0};
char szTmpTime[20]={0};
char szMonth[4]={0};
int iYear,iMonth,iDay,iHour,iMin,iSec;//,,

//獲取編譯日期、時間
sprintf(szTmpDate,"%s",__DATE__); //"Sep 18 2010"
sprintf(szTmpTime,"%s",__TIME__);//"10:59:19"

sscanf(szTmpDate,"%s %d %d",szMonth,&iDay,&iYear);
sscanf(szTmpTime,"%d:%d:%d",&iHour,&iMin,&iSec);

for(int i=0;MONTH_PER_YEAR;i++)
{
if(strncmp(szMonth,szEnglishMonth[i],3)==0)
{
iMonth=i+1;
break;
}
}

printf("%d,%d,%d,%d,%d,%d",iYear,iMonth,iDay,iHour,iMin,iSec);
sprintf(szDateTime,"dddddd",iYear,iMonth,iDay,iHour,iMin,iSec);
return 0;
}

typedefstruct
{
unsignedintYear;
unsignedintMonth;
unsignedintDate;
unsignedintHours;
unsignedintMinutes;
unsignedintSeconds;
}BuildDateTime;

constunsignedcharMonthStr[12][4]={"Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"};

voidGetBuildDateTime(BuildDateTime*p_BuildDateTime)
{
unsignedchartemp_str[4]={0,0,0,0},i=0;

sscanf(__DATE__,"%s - M",temp_str,&(p_BuildDateTime->Date),&(p_BuildDateTime->Year));
sscanf(__TIME__,"-:-:-",&(p_BuildDateTime->Hours),&(p_BuildDateTime->Minutes),&(p_BuildDateTime->Seconds));
for(i=0;i<12;i++)
{
if(temp_str[0]==MonthStr[i][0]&&temp_str[1]==MonthStr[i][1]&&temp_str[2]==MonthStr[i][2])
{
p_BuildDateTime->Month=i+1;
break;
}
}
}