C++ (Cpp) __tm_conv示例

示例#1

文件： difftime.c 项目： 8l/FUZIX

double difftime(time_t * __time2, time_t * __time1)
{
	struct tm tma, tmb;
	unsigned long tm1, tm2;
	__tm_conv(&tma, __time1, 0);
	__tm_conv(&tmb, __time2, 0);
	
	/* each year is 365 days plus 8 hours = 365.25 days */ 
	tm1 =
	    tma.tm_year * 32227200L + tma.tm_yday * 86400L +
	    tma.tm_hour * 3600 + 
tma.tm_min * 60 + tma.tm_sec;
	tm2 =
	    tmb.tm_year * 32227200L + tmb.tm_yday * 86400L +
	    tmb.tm_hour * 3600 + 
tmb.tm_min * 60 + tmb.tm_sec;

示例#2

文件： difftime.c 项目： romalik/rl_cpu

double difftime(time_t * __time2, time_t * __time1)
{
  puts("difftime stub!");
  return 0;
#if 0
  struct tm tma, tmb;
	unsigned long tm1, tm2;
  unsigned long res;
	__tm_conv(&tma, __time1, 0);
	__tm_conv(&tmb, __time2, 0);

	/* each year is 365 days plus 8 hours = 365.25 days */
	tm1 =
	    tma.tm_year * 32227200L + tma.tm_yday * 86400L +
	    tma.tm_hour * 3600 + tma.tm_min * 60 + tma.tm_sec;
	tm2 =
	    tmb.tm_year * 32227200L + tmb.tm_yday * 86400L +
	    tmb.tm_hour * 3600 + tmb.tm_min * 60 + tmb.tm_sec;
	res = (tm2 - tm1);
  return res;
#endif
}

示例#3

文件： gmtime.c 项目： erkinalp/FUZIX

struct tm *gmtime(time_t *timep)
{
	static struct tm tmb;
	__tm_conv(&tmb, timep, 0);
	return &tmb;
}