sleepus.c

来自「unix高级编程源代码.<<unix高级编程>>」· C语言 代码 · 共 15 行

#include	<sys/types.h>
#include	<sys/time.h>
#include	<stddef.h>
#include	"ourhdr.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);
}