main.c

来自「操作系统的一些实验」· C语言 代码 · 共 39 行

#include "fs.h"
#include "FIFO.h"
#include "LRU.h"
#include "OPT.h"
#include "LFU.h"
#include "NUR.h"

int main()
{
	int s,i,j;

	srand(getpid()*10);

	s=(float)319*rand()/32767+1;
	for(i=0; i<total_instruction; i+=4)
	{
		a[i]=s;
		a[i+1]=a[i]+i;
		a[i+2]=(float)a[i]*rand()/32767;
		a[i+4]=a[i+2]+1;
		s=(float)rand()*(318-a[i+2])/32767+a[i+2]+2;
	}

	for(i=0; i<total_instruction; i++)
	{
		page[i]=a[i]/10;
		offset[i]=a[i]%10;
	}

	for(i=4; i<=32; i++)
	{
		printf("%2d page frames",i);
		FIFO(i);

		printf("\n");
	}
	return 0;
}