figc.6

unix环境高级编程第二版配套源代码 unix环境高级编程第二版配套源代码

#include "apue.h"
#include <time.h>

int
main(void)
{
	time_t		caltime;
	struct tm	*tm;
	char		line[MAXLINE];

	if ((caltime = time(NULL)) == -1)
		err_sys("time error");
	if ((tm = localtime(&caltime)) == NULL)
		err_sys("localtime error");
	if (strftime(line, MAXLINE, "%a %b %d %X %Z %Y\n", tm) == 0)
		err_sys("strftime error");
	fputs(line, stdout);
	exit(0);
}