intMenu();
voidInit();
voidInit_book();
voidMenu_select();
voidInsert_New_Book();
voidFind_Book();
voidadd_reader();
voidPrint_reader();
voidPrint_book();
voidBorrow_Book();
voidReturn_Book();
voidSave();
voidSave_Book();
voidSave_Reader();
voidLoad();
voidLoad_Reader();
voidLoad_Book();
voidLogin()
{
system("cls");
printf("\n\n\n\t\t***************************************\n");
printf("\n\n\n\t\t\t欢迎使用图书管理系统\n");
printf("\n\n\n\t\t***************************************\n");
printf("\n\n\t\t本程序制作人林学号:
\n\n\n\n\n\n\n");
printf("\n\n\n\t\t按任意键进入系统...");
getch();system("cls");
}
intMenu()*主菜单*
{intdm;
printf("\n\t\t图书管理系统主菜单\n");
printf("=================================================\n");
printf("*\t0----退出系统\n");
printf("*\t1----采编入库\n");
printf("*\t2----登记读者\n");
printf("*\t3----借阅登记\n");
printf("*\t4----还书管理\n");
printf("*\t5----查询图书信息\n");
printf("*\t6----查询读者信息\n");
printf("=================================================\n");
printf("请选择相应的代码:
");
for(;;)
{scanf("%d",&dm);dm输入的数字
if(dm<0||dm>6)
printf("\n错误!
请重新输入:
");
elsebreak;
}
returndm;
}
voidMenu_select()*主菜单选择函数*
{
for(;;)
{
switch(Menu())*功能选择*
{case0:
system("cls");
Save();
printf("\n\n\t文件保存成功!
\n");
printf("\n\n\t欢迎下次使用本系统!
\n");
getch();
exit(0);
case1:
Insert_New_Book();break;
case2:
add_reader();break;
case3:
Borrow_Book();break;
case4:
Return_Book();break;
case5:
Print_book();break;
case6:
Print_reader();break;
default:
printf("\n错误!
");
exit(0);}
}
}
voidInit()*初始化*
{
BK*p0;
printf("\n图书初始化开始,请输入图书信息..\n包括编号.书名.数量..\n");
p0=(BK*)malloc(sizeof(BK));
");
printf("图书编号:
");*输入图书编号(唯一)*
scanf("%s",p0->book_num);
printf("图书名称:
");*输入图书名称*
scanf("%s",p0->book_name);
printf("图书作者:
");*输入图书作者*
scanf("%s",p0->book_writer);
printf("图书数量:
");*输入图书数量*
scanf("%d",&p0->book_kc);
p0->book_xy=p0->book_kc;*开始时图书现有量和库存量相等*
p0->next=NULL;
printf("\n图书信息初始化完毕!
按任意键继续下一步操作..\n");
getch();
system("cls");
}
voidInsert_New_Book()*新书入库*
{
BK*p,*p0,*p1;
p=p1=");
printf("\n请输入新书信息..\n包括书号.书名.数量..\n");
p0=(BK*)malloc(sizeof(BK));
printf("图书编号:
");
scanf("%s",p0->book_num);
while(strcmp(p0->book_num,p1->book_num)!
=0&&p1->next!
=NULL)
p1=p1->next;
if(strcmp(p0->book_num,p1->book_num)==0)*此处分两种情况,若图书编号存在,则直接进库,只须输入书的数量*
{
printf("\n此编号图书已存在!
!
直接入库!
\n");
printf("图书数量:
");
scanf("%d",&p0->book_kc);
p1->book_kc+=p0->book_kc;
p1->book_xy+=p0->book_kc;
}
else*若不存在,则需要输入其他的信息,然后在进行插入操作*
{
printf("图书名称:
");
scanf("%s",p0->book_name);
printf("图书作者:
");
scanf("%s",p0->book_writer);
printf("图书数量:
");
scanf("%d",&p0->book_kc);库存数量
while(p->next)
{p=p->next;}
if(");
getch();
system("cls");
}
voidadd_reader()*添加读者*
{RD*p0;
inti;
printf("\n读者初始化开始,请输入读者信息..\n包括书证号.姓名..\n");
p0=(RD*)malloc(sizeof(RD));*申请新结点存储空间*
");
printf("读者书证号:
");
scanf("%s",p0->reader_num);
printf("读者姓名:
");
scanf("%s",p0->reader_name);
p0->right=0;
for(i=0;i{
strcpy(p0->borrow[i].borrow_book_num,"0");*所借图书直接置为(即没有借书)*
strcpy(p0->borrow[i].limit_date,"0");
}
p0->next=NULL;
printf("\n读者信息初始化完毕!
按任意键继续下一步操作..\n");
getch();
system("cls");
}
voidBorrow_Book()*借书模块*
{
BK*p0;RD*p1;
charbo_num[10],rea_num[10],lim_date[8];
inti;
p0=");
printf("\n请输入借书的读者书证号:
");
scanf("%s",rea_num);
while(p1->next!
=NULL&&strcmp(rea_num,p1->reader_num)!
=0)
p1=p1->next;
if(p1->next==NULL&&strcmp(rea_num,p1->reader_num)!
=0)
{
printf("\n此读者编号不存在!
按任意键返回..\n");
gotoEND;
}
printf("\n请输入你要借的书的编号:
");
scanf("%s",bo_num);
while(strcmp(bo_num,p0->book_num)!
=0&&p0->next!
=NULL)
p0=p0->next;
if(p0->next==NULL&&strcmp(bo_num,p0->book_num)!
=0)
{
printf("\n此图书编号不存在!
按任意键返回..\n");
gotoEND;
}
elseif(p0->book_xy<=0)
{
printf("\n抱歉,此书已借完!
请等待新书的到来!
!
\n按任意键返回....");
gotoEND;
}
elseif(p1->right>Max||p1->right==Max)
{
printf("\n不好意思,借书数目已满!
不能借书!
\n按任意键返回....");
gotoEND;
}
elseif(strcmp(p1->borrow[0].borrow_book_num,"0")!
=0)
{
for(i=0;i{
if(strcmp(p1->borrow[i].borrow_book_num,bo_num)==0)
{
printf("\n抱歉!
同一个读者不能同借两本相同的书!
\n按任意键返回....");
gotoEND;
}
elseif(strcmp(p1->borrow[i].borrow_book_num,"0")==0)
{
printf("\n请输入你要归还图书的日期:
");
scanf("%s",lim_date);
strcpy(p1->borrow[p1->right++].borrow_book_num,bo_num);
strcpy(p1->borrow[p1->right-1].limit_date,lim_date);
p0->book_xy--;
p0->book_kc--;
printf("\n读者编号%s借书完毕!
按任意键继续下步操作..",p1->reader_num);
gotoEND;
}
}
}
else
{
printf("\n请输入你要归还图书的日期:
");
scanf("%s",lim_date);
strcpy(p1->borrow[p1->right++].borrow_book_num,bo_num);
strcpy(p1->borrow[p1->right-1].limit_date,lim_date);
p0->book_xy--;
p0->book_kc--;
printf("\n读者编号%s借书完毕!
按任意键继续下步操作..",p1->reader_num);
}
END:
getch();system("cls");
}
voidReturn_Book()*还书模块*
{
BK*p;RD*q;
inti,j,find=0;
charreturn_book_num[10],return_reader_num[10];
p=");
printf("\n请输入要还书的读者编号:
");
scanf("%s",return_reader_num);
while(q->next!
=NULL&&strcmp(return_reader_num,q->reader_num)!
=0)
q=q->next;
if(q->next==NULL&&strcmp(return_reader_num,q->reader_num)!
=0)
{
find=2;
printf("\n此读者编号不存在!
按任意键返回..\n");
gotoend;
}
printf("\n请输入读者还书的编号:
");
scanf("%s",return_book_num);
while(p->next!
=NULL&&strcmp(return_book_num,p->book_num)!
=0)
p=p->next;
if(p->next==NULL&&strcmp(return_book_num,p->book_num)!
=0)
{
find=2;
printf("\n错误!
此图书编号不存在!
按任意键返回..\n");
gotoend;
}
for(i=0;iif(strcmp(return_book_num,q->borrow[i].borrow_book_num)==0)*如果此读者借了此书*
{
find=1;
for(j=i;j{
strcpy(q->borrow[j].borrow_book_num,q->borrow[j+1].borrow_book_num);
strcpy(q->borrow[j].limit_date,q->borrow[j+1].limit_date);
}
strcpy(q->borrow[Max-1].borrow_book_num,"0");
strcpy(q->borrow[Max-1].limit_date,"0");
p->book_xy++;
p->book_kc++;
q->right--;
printf("\n编号%s的读者还书完毕!
按任意键继续下步操作..",return_reader_num);
}
if(find==0)
printf("\n错误!
此读者未借此书!
按任意键返回..\n");
end:
getch();system("cls");
}
voidPrint_book()*查询图书信息*
{
BK*p;
p=\n");
printf("图书编号\t图书名称\t图书作者\t现有\t\t库存\n");
while(p!
=NULL)
{
printf("%s\t\t%s\t\t%s\t\t%d\t\t%d\n",p->book_num,p->book_name,p->book_writer,p->book_xy,p->book_kc);
p=p->next;
}
printf("\n图书信息打印完毕!
按任意键继续下一步操作..");
getch();
system("cls");
}
voidPrint_reader()*查询读者信息*
{
RD*p;
inti;
p=\n");
printf("读者书证号\t\t读者姓名\n");
printf("\n");
while(p!
=NULL)
{
printf("\t%s\t\t%s",p->reader_num,p->reader_name);
for(i=0;i{
printf("\n");
printf("图书编号",i+1);
printf("\t还书日期",i+1);
printf("\n");
printf("\t%s",p->borrow[i].borrow_book_num);
printf("\t\t%s",p->borrow[i].limit_date);
}
printf("\n");
p=p->next;
}
printf("\n读者信息打印完毕!
按任意键继续下一步操作..");
getch();
system("cls");
}
voidSave()*保存信息*
{
Save_Reader();
Save_Book();
}
voidSave_Reader()*保存读者信息*
{
FILE*fp_reader;
RD*p,*p0;
p=("Reader.txt","wb"))==NULL)*创建文件,进行保存*
{
printf("\n文件保存失败!
\n请重新启动本系统...\n");
exit(0);
}
while(p!
=NULL)
{
if(fwrite(p,sizeof(RD),1,fp_reader)!
=1)*将链表中的信息写入文件中*
printf("\n写入文件失败!
\n请重新启动本系统!
\n");
p0=p;
p=p->next;
free(p0);*释放所有结点*
}
("Book.txt","wb"))==NULL)*创建文件,进行保存*
{
printf("\n文件保存失败!
\n请重新启动本系统...\n");
exit(0);
}
while(p!
=NULL)
{
if(fwrite(p,sizeof(BK),1,fp_book)!
=1)*将链表中的信息写入文件中*
printf("\n写入文件失败!
\n请重新启动本系统!
\n");
p0=p;
p=p->next;
free(p0);
}
("book.txt","rb");*打开文件*
p1=(RD*)malloc(sizeof(RD));
fread(p1,sizeof(RD),1,fp);
("Book.txt","rb");*打开文件*
p1=(BK*)malloc(sizeof(BK));
fread(p1,sizeof(BK),1,fp);
()
{
FILE*fp_book,*fp_reader;*创建文件型指针*
Login();
if((fp_book=fopen("Book.txt","rb"))==NULL||(fp_reader=fopen("Reader.txt","rb"))==NULL)
{Init();}
elseLoad();
Menu_select();*调用主菜单*
}