linux编程精髓 源代码

				/* ch06-echodate.c --- demonstrate mktime(). */								#include 				#include 								int main(void)				{					struct tm tm;					time_t then;									printf("Enter a Date/time as YYYY/MM/DD HH:MM:SS : ");					scanf("%d/%d/%d %d:%d:%d",						& tm.tm_year, & tm.tm_mon, & tm.tm_mday,						& tm.tm_hour, & tm.tm_min, & tm.tm_sec);									/* Error checking on values omitted for brevity. */					tm.tm_year -= 1900;					tm.tm_mon--;									tm.tm_isdst = -1;	/* Don't know about DST */									then = mktime(& tm);									printf("Got: %s", ctime(& then));					exit(0);				}