急求c语言程序，图书管理
各位好，我是个菜鸟没学多久现在需要对自己的程序进一步增进，希望各位帮个忙代码如下：
#include<stdio.h>
#include<string.h>
#include<conio.h>
#include<stdlib.h>
#include<ctype.h>
#define STACK_INIT_SIZE 10
#define OK 1
#define TRUE1
#define FALSE 0
#define ERROR 0
struct student /*定义学生类型*/
{
int cardnum;
char lendbook[10];
}student[1000];
struct book /*定义书的类型*/
{
int booknum;
char bookname[10];
char bookcreat[20];
int estate; /*书的状态，有无*/
}book[1000];
struct card /*借书卡的类型*/
{
int cardnum;
char studentname[20];
char studentclass[10];
}card[100];
returnbook()
{
FILE *fp; /*定义文件指针，*/
int i,n;
int cardnum;
char lendbook[10];
printf("Plese input your cardnum.\n");
scanf("%d",&cardnum);
fp=fopen("card.txt","r"); /*读取卡号记录*/
for(i=0;fread(&card[i],sizeof(struct card),1,fp)!=0;i++) /*for循环判断卡号是否存在*/
{
if(card[i].cardnum==cardnum) /*卡号存在，进入下一循环*/
{
n=i;
fclose(fp);
printf("please input the book's name which you will return \n");
scanf("%s",&lendbook);
for(i=0;fread(&student[i],sizeof(struct student),1,fp)!=0;i++) /*判断是否借阅了输入的书*/
{
if(strcmp(student[i].lendbook,lendbook)==0) /*借阅了该书，进入下一循环，否则出错显示*/
{
fclose(fp);
fp=fopen("book.txt","a");
for(i=0;fread(&student[i],sizeof(struct student),1,fp)!=0;i++)
{
if(strcmp(student[i].lendbook,lendbook)==0)
{
continue; /*删除还掉的书的借书记录*/
}
fwrite(&student[i],sizeof(struct student),1,fp); /*写入原来没还的书的记录*/
}
fclose(fp);
fp=fopen("record.txt","w");
for(i=0;fread(&student[i],sizeof(struct student),1,fp)!=0;i++)
{
fwrite(&student[i],sizeof(struct student),1,fp); /*将借书记录信息写回*/
}
fclose(fp);
fopen("bookl.txt","w"); /*清临时文件的记录*/
fp=fopen("book.txt","r");
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++) /*将书的记录写入临时文件，防止因为修改信息破坏以前的记录*/
{
if(i==n)
{
book[i].estate=1;
fwrite(&book[i],sizeof(struct book),1,fp); /*将还的书的原来状态设为无人借阅的*/
continue;
}
fwrite(&book[i],sizeof(struct book),1,fp);
}
fclose(fp);
fp=fopen("book.txt","w");
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++)
{
fwrite(&book[i],sizeof(struct book),1,fp); /*将临时文件写回*/
}
fclose(fp);
fopen("bookl.txt","w"); /*清临时文件*/
printf("ok,press any key to return \n");
getch();
return 1;
}
}
printf("there is no book ，press any key to return \n"); /*出错提示*/
fclose(fp);
getch();
return 0;
}
}
printf("your cardnum/cardcode is wrong please call the cmd or exit \n"); /*出错提示*/
fclose(fp);
getch();
}
findbook()
{
FILE *fp;
char bookname[10];
char bookcreat[20];
int ture,i;
fp=fopen("book.txt","r");
printf("press the bookname which you are loking for \n");
scanf("%s",&bookname);
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++)
{
if(strcmp(bookname,book[i].bookname)==0)
{
if(book[i].estate==1)
{
printf("the bookdate is :bookmun %d bookname %s bookcreat %s it is here\n press any key to return \n",
book[i].booknum,book[i].bookname,book[i].bookcreat);
}
else {printf("it is out \n");fclose(fp);return 0;}
fclose(fp);
return FALSE;
}
}
printf("there is no your demand\n");
fclose(fp);
return FALSE;
}
findbook1()
{
FILE *fp;
char bookcreat[10];
int ture,i;
fp=fopen("book.txt","r");
printf("press the author's name \n");
scanf("%s",bookcreat);
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++)
{
if(strcmp(bookcreat,book[i].bookcreat)==0)
{
if(book[i].estate==1)
{
printf("the book's date is：booknum%d bookname%s bookcreat%s it is here\n press any key to return\n",book[i].booknum,book[i].bookname,book[i].bookcreat);
}
else {printf("it is out \n");fclose(fp);return 0;}
fclose(fp);
return FALSE;
}
}
printf("there is not your demand\n");
fclose(fp);
return FALSE;
}
lendcount()
{
FILE *fp;
int i,n=0;
fp=fopen("record.txt","r");
for(i=0;fread(&student[i],sizeof(struct student),1,fp)!=0;i++)
{
printf("num.：%d the book have lent ：%s \n",student[i].cardnum,student[i].lendbook);
n=n+1;
}
fclose(fp);
printf("there are %d books have lent\n",n);
printf("press any key \n");
getch();
return n;
}
referbook()
{
char ch5;
do
{
printf("---------------<<Welcome to sunshine library>>-----------------\n");
printf(" 1. <serch for the bookname >\n");
printf(" 2. <serch for the author>\n");
printf(" 0. <exit>\n");
printf("Please press0,1,2,the other is wrong \n");
scanf("%s",&ch5);
switch(ch5)
{
case '1':findbook();getch();break;
case '2':findbook1();getch();break;
case '0':break;
default:printf("no operation\n");getch();break;
}
}while(ch5!='0');
return FALSE;
}
lendbook()
{
FILE *fp;
int i,n;
int cardnum;
printf("press your cardnum\n");
scanf("%d",&cardnum);
fp=fopen("card.txt","r");
for(i=0;fread(&card[i],sizeof(struct card),1,fp)!=0;i++)
{
if(card[i].cardnum==cardnum)
{
n=i;
fclose(fp);
printf("please press the bookame you will lent \n");
scanf("%s",student[n].lendbook);
fp=fopen("book.txt","r");
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++)
{
if(strcmp(book[i].bookname,student[n].lendbook)==0)
{
if(book[i].estate==0) {
printf("sorry it is out ,please lent the other book \n");
fclose(fp);
}
else
getch();
return;
}
}
printf("your ID num is inexistence，please apply a new cardnum.press any key to return \n");
fclose(fp);
getch();
}
}
}
cardcount()
{
FILE *fp;
struct card card[100];
int i,n=0;
fp=fopen("card.txt","r");
for(i=0;fread(&card[i],sizeof(struct card),1,fp)!=0;i++)
{
printf("NO.%d ID num：%d name：%s class：%d>\n",
i+1,card[i].cardnum,card[i].studentname,card[i].studentclass);
n=n+1;
}
fclose(fp);
printf("there are %d card(s) ,so far \n",n);
printf("press any key \n");
getch();
}
addcard()
{
FILE *fp;
int i=0;
fp=fopen("card.txt","a+");
printf("please input your cardnum.\n");
scanf("%d",&card[i].cardnum);
printf("please input the student's name\n");
scanf("%s",card[i].studentname);
printf("please input class\n");
scanf("%d",&card[i].studentclass);
fwrite(&card[i],sizeof(struct card),1,fp);
fclose(fp);
printf("ok,press any key to return \n");
getch();
}
addbook()
{
FILE *fp;
int i=0;
char choice='y';
fp=fopen("book.txt","a+");
while(choice=='y'||choice=='Y')
{
printf("please input the NO. %d book's serial number\n",i+0);
scanf("%d",&book[i].booknum);
printf("please input the book's name \n");
scanf("%s",book[i].bookname);
printf("please input author \n");
scanf("%s",book[i].bookcreat);
printf("please select estate 1: exist\t 0:out\n the other key can't work\n");
scanf("%d",&book[i].estate);
fwrite(&book[i],sizeof(struct book),1,fp);
printf("input next book <<Y/N>>\n");
scanf("%s",&choice);
}
fclose(fp);
}
bookcount()
{
FILE *fp;
int i,n=0;
fp=fopen("book.txt","r");
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++)
{
if(book[i].booknum!=0&&strlen(book[i].bookname)!=0&&strlen(book[i].bookcreat)!=0)
{
printf("NO.%dbook<serial number： %d bookname：%s author：%s estate：%d>\n",i+1,book[i].booknum,book[i].bookname,book[i].bookcreat,book[i].estate);
n=n+1;
}
}
fclose(fp);
printf("At present there is (are)%d book(s)\n",n);
printf("press any key\n");
}
main()
{
char ch1,ch2,ch3,ch4;
do
{
printf("\t\t:--------------<<MENU>>--------------:\n");
printf(" 1 <refer book>\n");
printf(" 2 <borrow book>\n");
printf(" 3 <manage system>\n");
printf(" 4 <return boook>\n");
printf(" 0 <exit>\n");
printf("please input 0, 1, 2, 3 or 4\n");
scanf("%s",&ch1);
switch(ch1)
{
case '1':referbook();break;
case '2':lendbook();;break;
case '3':{
do
{
printf("---------------welcome to manage system ----------------\n");
printf(" 1. <add book>\n");
printf(" 2. <book state>\n");
printf(" 3. <student manage system>\n");
printf(" 0. <return>\n");
printf("please input 0--3,else can't work\n");
scanf("%s",&ch2);
switch(ch2)
{
case '1':addbook();
break;
case '2':bookcount();getch();break;
case '3':{do
{
printf("__---------------<<students' home>> ----------------__\n");
printf(" 1. <apply for a new cardnum.>\n");
printf(" 2. <lend book state>\n");
printf(" 3. <cardnum.state>\n");
printf(" 0. <return>\n");
printf("please input 0--3,else can't work \n");
scanf("%s",&ch4);
switch(ch4)
{
case '1':addcard();break;
case '2':lendcount();break;
case '3':cardcount();break;
case '0':break;
default:printf("no work\n");getch();break;
}
}while(ch4!='0');}break;
case '0':break;
default:printf("no work\n");getch();break;
}
}while(ch2!='0');}break;
case '4':returnbook();break;
case '0':break;
default:printf("no work\n");getch();break;
}
}while(ch1!='0');
}
要求还需要用到静态，动态链接还有注册表的使用，小弟才疏学浅请各位帮个忙，还有对于借出书后的查询功能实现不了，指针使用有问题，麻烦帮忙修改一下！
小弟感激不尽！
