《操作系统课程设计报告》(2)

filename:sun1

fileattribute('0':read only,'1':read or write):0 recordlength(1 to 100):10 fileaddress:from 1 to 10

Do you want to add this file to UOF?(Y/N)):y Do you want to input any more?(Y/N)):y

You have already inputted the most files!You cann't input any more. File 2

filename:sun2

fileattribute('0':read only,'1':read or write):0 recordlength(1 to 100):10 fileaddress:from 11 to 20

Do you want to add this file to UOF?(Y/N)):n Do you want to input any more?(Y/N)):n //用户sun初始化完毕 0 zhao 1 qian 2 sun 3 li 4 zhou 5 new

6 begin operation 7 end

Input number :5 Please input the new username:liu Now using liu's file!!

Please input filename,fileattribute,recordlenght File 1

filename:liu1

fileattribute('0':read only,'1':read or write):1 recordlength(1 to 100):10 fileaddress:from 21 to 30

Do you want to add this file to UOF?(Y/N)):y Do you want to input any more?(Y/N)):n 0 zhao 1 qian 2 sun 3 li 4 zhou 5 liu 6 new

7 begin operation 8 end

Input number :7 Now,you can input your request!! zhao qian sun li zhou liu

Please input the username:sun The order is: 1=create 2=open 3=close 4=read 5=write 6=delete 7=changeUSER 8=list 9=end

//新建用户liu并初始化 //开始文件操作 //先以用户sun登陆

Please input your order:8

FileName FileAttribute User sun1 0 sun sun2 0 sun liu1 1 liu The order is: 1=create 2=open 3=close 4=read 5=write 6=delete 7=changeUSER 8=list 9=end

Please input your order:6

Input the filename that you want to delete:sun2 File deleting successful! File already deleted! The order is: 1=create 2=open 3=close 4=read 5=write 6=delete 7=changeUSER 8=list 9=end

Please input your order:7 zhao qian sun li zhou liu

//列出当前文件

//删除用户sun下文件sun2

Please input the username:liu The order is: 1=create 2=open 3=close 4=read 5=write 6=delete 7=changeUSER 8=list 9=end

Please input your order:1

Input the filename that you want to create:liu2 Input file's attribute and length:

fileattribute('0':read only,'1':read or write):0 recordlength(1 to 100):15 File creating successful. The order is: 1=create 2=open 3=close 4=read 5=write 6=delete 7=changeUSER 8=list 9=end

Please input your order:3

Input the filename that you want to close:liu1 File closing successful. The order is: 1=create 2=open 3=close 4=read 5=write 6=delete

//切换用户至liu

//在用户liu下新建文件liu2

//关闭处于UOF中的文件liu1

7=changeUSER 8=list 9=end

Please input your order:6

Input the filename that you want to delete:liu1 //删除文件liu1

File deleting successful! File already deleted! The order is: 1=create 2=open 3=close 4=read 5=write 6=delete 7=changeUSER 8=list 9=end

Please input your order:8

FileName FileAttribute User sun1 0 sun liu2 0 liu The order is: 1=create 2=open 3=close 4=read 5=write 6=delete 7=changeUSER 8=list 9=end

Please input your order:9

//列出当前文件

//结束