sleepus_select.c

来自「UNIX环境高级编程书的源代码」· C语言 代码 · 共 13 行

#include "apue.h"
#include <sys/select.h>

void
sleep_us(unsigned int nusecs)
{
	struct timeval	tval;

	tval.tv_sec = nusecs / 1000000;
	tval.tv_usec = nusecs % 1000000;
	select(0, NULL, NULL, NULL, &tval);
}