gettime.c

北航操作系统课程设计所需源代码

#include <linux/unistd.h>
#include <sys/time.h>
#include <time.h>
#include <stdio.h>

_syscall1(long,pedagogictime,struct timeval*,tv)

int main()
{
	struct timeval t;
	int ret;

	ret = pedagogictime(&t);
	printf("%s",ctime(&(t.tv_sec)));
	return 0;
}