为什么每个函数都定义非法
#include <stdio.h>#include <stdlib.h>
#include <string.h>
#define MAXUSER 10 /* 服务员人数 */
#define SIZE 40 /*菜单*/
struct sysuser{
char sysname[20]; /*系统管理员帐号*/
char sysword[8];/*管理员密码*/
char waiter[20]; /*服务员帐号*/
char waiterword[8]; /*服务员密码*/
};
struct news{
char name;
char sex;
int age;
int num;
int phone;
char address;
}record[MAXUSER]; /*定义服务员结构体*/
struct menu{
int num;
char name;
int price;
char kind;
}a[SIZE];
void encrypt(char *pwd);
int checkUserValid(struct sysuser *psu);
void Create();
void browse();
void recompose();
void createmenu();
void browsemenu();
void changemenu();
void foundmenu();
void foodsales();
void customeraverage();
void Createcuetomer();
void browsecustomer();
void changecustomer();
void count();
void ordercuetomer();
void browseorder();
void changeorder();
void foundname();
void foundstyle();
void foundnumber();
void system()
{
printf("1-用户管理\n");
printf("2-菜品管理\n");
printf("3-统计分析\n");
printf("4-退出\n");
}
void system1()
{
printf("1-新建用户\n");
printf("2-浏览用户\n");
printf("3-修改用户信息\n");
printf("4-返回\n");
}
void system2()
{
printf("1-新建菜品\n");
printf("2-浏览菜品\n");
printf("3-修改菜品信息\n");
printf("4-查询菜品\n");
printf("5-返回\n");
}
void system3()
{
printf("1-菜品销量排序\n");
printf("2-顾客人均消费\n");
printf("3-返回\n");
}
void func1()
{
int n;
system1();
scanf("%d",&n);
if(n==1){
Create();
}
if(n==2){
browse();
}
if(n==3){
recompose();
}
while(n!=4){
if(n==1)
func1();
}
}
void func2()
{
int n;
system2();
scanf("%d",&n);
if(n ==1){
createmenu();
}
if(n ==2){
browsemenu();
}
if(n ==3){
changemenu();
}
if(n ==4){
foundmenu();
}
while(n!=5){
if(n ==1)
func2();
}
}
void func3()
{
int n;
if(n ==1){
foodsales();
}
if(n ==2){
customeraverage();
}
while(n!=3){
if(n ==1)
func3();
}
}
void user()
{
printf("1-顾客管理\n");
printf("2-点餐管理\n");
printf("3-菜品信息查询\n");
printf("4-退出\n");
}
void user1()
{
printf("1-新建顾客信息\n");
printf("2-浏览顾客信息\n");
printf("3-修改顾客信息\n");
printf("4-顾客结账管理\n");
printf("5-返回\n");
}
void user2()
{
printf("1-顾客点餐\n");
printf("2-浏览顾客点餐信息\n");
printf("3-修改顾客点餐情况\n");
printf("4-返回\n");
}
void user3()
{
printf("1-按名称查询\n");
printf("2-按类别查询\n");
printf("3-按编号查询\n");
printf("4-返回\n");
}
void fun1()
{
int i;
user1();
scanf("%d",&i);
if(i ==1){
Createcuetomer();
}
if(i ==2){
browsecustomer();
}
if(i ==3){
changecustomer();
}
if(i ==4){
count();
}
while(i!=5){
if(i ==1)
fun1();
}
}
void fun2()
{
int i;
user2();
scanf("%d",&i);
if(i ==1){
ordercuetomer();
}
if(i ==2){
browseorder();
}
if(i ==3){
changeorder();
}
while(i!=4){
if(i ==1)
fun2();
}
}
void fun3()
{
int i;
user3();
scanf("%d",&i);
if(i ==1){
foundname();
}
if(i ==2){
foundstyle();
}
if(i ==3){
foundnumber();
}
while(i!=4){
if(i ==1)
fun3();
}
}
int main()
{
struct sysuser su;
int choice1,choice2;
int m,n,j;
printf("界面管理\n");
printf("1-管理员 2-服务员\n");
scanf("%d",&choice1);
if(choice1==1){
printf("输入管理员帐号:");
scanf("%s\n",su.sysname);
printf("输入密码:");
scanf("%s\n",su.sysword);
if(checkUserValid(&su)==1){
printf("登陆成功!\n");
system();
scanf("%d",&m);
while( m!=4)
{
if(m ==1)
func1();
if(m ==2)
func2();
if(m ==3)
func3();
system();
scanf("%d",&m);
}
}
if(choice1==2){
printf("输入服务员帐号:");
scanf("%s\n",su.waiter);
printf("输入密码:");
scanf("%s\n",su.waiterword);
if(checkUserValid(&su)==1){
printf("登陆成功!\n");
user();
scanf("%d",&j);
while(j!=4)
{
if(j ==1)
fun1();
if(j ==2)
fun2();
if(j ==3)
fun3();
user();
scanf("%d",&j);
}
}
}
return 0;
}
void encrypt(char *pwd)
{
int i;
for(i=0;i<strlen(pwd);i++)
pwd[i]=pwd[i]^15;
}
int checkUserValid(struct sysuser *psu)
{
FILE *fp;
char usr[30],usr1[30],pwd[10];
char use[30],sue1[30];
int check=0;
strcpy(usr,psu->sysname);
strcpy(pwd,psu->sysword);
strcpy(use,psu->waiter);
strcpy(pwd,psu->waiterword);
encrypt(pwd);
if((fp=fopen("f1-1.txt","r"))==NUll){
printf("File open error!\n");
exit(0);
}
strcat(usr," ");strcat(usr,pwd);strcat(usr,"\n");
if((fp=fopen("f1-2.txt","r"))==NUll){
printf("File open error!\n");
exit(0);
}
strcat(use," ");strcat(use,pwd);strcat(use,"\n");
while(!feof(fp)){
fgets(usr1,30,fp);
if(strcmp(usr,usr1)==0){
check=1;break;
}
}
while(!feof(fp)){
fgets(use1,30,fp);
if(strcmp(use,use1)==0){
check=1;break;
}
}
if(fclose(fp)){
printf("Can not close the file!\n");
exit(0);
}
return check;
}
void Create() /*创建用户*/
{
FILE *fp1;
int i;
if ((fp1=fopen("d:\\user.dat","wb"))==NULL){
printf("cannot open file");
exit(1);
}
for(i=0;i<MAXUSER;i++){
printf("输入姓名:");
scanf("%s\n",record[i].name);
peintf("输入性别:");
scanf("%s\n",record[i].sex);
printf("输入年龄");
scanf("%d\n",record[i].age);
printf("输入电话号码");
scanf("%d\n".record[i].phone);
printf("输入家庭住址");
scanf("%s\n",record[i].address);
fwrite(&record[i],sizeof(struct news),1,fp1);
}
fclose(fp1);
}
void browse() /*浏览信息*/
{
FILE *fp1;
int i;
if((fp1=fopen("d:\\user.dat","rb"))==NULL){
printf("cannot open file");
exit(1);
}
for(i=0;i<MAXUSER;i++){
fread(&record[i],sizeof(struct news),1,fp1);
printf("%s%s%d%d%s\v",record[i].name,record[i].sex,record[i].age,record[i].phone,record[i].address);
}
fclose(fp1);
}
void recompose()/*修改用户信息*/
{
FILE *fp1;
int n,i;
char name,sex,address;
int age,phone;
if((fp1=fopen("d:\\user.dat","rb+"))==NULL)
{
printf("cannot open file");
exit(1);
}
for(i=0;i<MAXUSER;i++){
fread(&record[i],sizeof(struct news),1,fp1);
printf("%s%s%d%d%s\v",record[i].name,record[i].sex,record[i].age,record[i].phone,record[i].address);
}
scanf("%d",&n);
printf("修改第%d条信息",n);
fseek(fp1,(n-1)*sizeof(struct news),0); /* 定位文件指针指向第n条记录*/
prinf("输入修改的姓名:");
scanf("%s",name);
printf("输入修改的性别:");
scanf("%s",sex);
printf("输入修改的年龄:");
scanf("%d",&age);
printf("输入修改的电话:");
scanf("%d",&phone);
printf("输入修改的地址:");
scanf("%s",address);
record[n-1].name=name;
record[n-1].sex=sex;
record[n-1].age=age;
record[n-1].phone=phone;
record[n-1].address=address;
fprintf("%s%s%d%d%s\v",record[n-1].name,record[n-1].sex,record[n-1].age,record[n-1].phone,record[n-1].address);
rewind(fp1);
fclose(fp1);
}
void createmenu()
{
FILE *fp;
int i;
if ((fp=fopen("d:\\menu.dat","wb"))==NULL){
printf("cannot open file");
exit(1);
}
for(i=0;i<SIZE;i++){
printf("输入编号:");
scanf("%d\n",a[i].num);
peintf("输入名称:");
scanf("%s\n",a[i].name);
printf("输入价格");
scanf("%d",a[i].price)
printf("输入类别:");
scanf("%s",a[i].kind)
fwrite(&a[i],sizeof(struct menu),1,fp);
}
fclose(fp);
}
void browsemenu()
{
FILE *fp;
int i;
if((fp=fopen("d:\\menu.dat","rb"))==NULL){
printf("cannot open file");
exit(1);
}
for(i=0;i<SIZE;i++){
fread(&a[i],sizeof(struct menu),1,fp);
printf("%-15d%-15s%-15d%-15s\v",a[i].num,a[i].name,a[i].price,a[i].kind);
}
fclose(fp);
}
void changemenu()
{
FILE *fp;
int n,i;
char name,kind;
int num,price
if((fp=fopen("d:\\menu.dat","rb+"))==NULL)/*以可读写方式打开文件*/
{
printf("cannot open file");
exit(1);
}
for(i=0;i<SIZE;i++){
fread(&a[i],sizeof(struct menu),1,fp);
printf("%-15d%-15s%-15d%-15s\v",a[i].num,a[i].name,a[i].price,a[i].kind);
}
scanf("%d",&n);
printf("修改第%d条信息",n);
fseek(fp,(n-1)*sizeof(struct menu),0); /* 定位文件指针指向第n条记录*/
prinf("输入修改的姓名:");
scanf("%s",name);
printf("输入修改的年龄:");
scanf("%d",&num);
printf("输入修改的价格:");
scanf("%d",&price);
printf("输入修改的类别:");
scanf("%s",kind)
a[n-1].name=name;
a[n-1].num=num;
a[n-1].price=price;
a[n-1].kind=kind;
fprintf("%-15d%-15s%-15d%-15d%-15s\v",a[n-1].num,a[n-1].name,a[n-1].price);
rewind(fp);
fclose(fp);
}
void foundmenu()
{
int choice;
printf("1-按名称查询\n");
printf("2-按类别查询\n");
printf("3-按编号查询\n");
printf("输入你的选择:");
scanf("%d",&choice);
if(choice ==1)
foundname();
if(choice ==2)
foundstyle();
if(choice ==3)
foundnumber();
}
void foundnumber()
{
FILE *fp;
int MenuID;
bool find_mark=false;
printf("\n\t\t请输入你要查找的菜名ID:");
scanf("%d",&MenuID);
printf("\n\t\tID 菜名\t\t价格 \t\t类别\n"); // column headings
if((fp=fopen("d:\\menu.dat","rb"))==NULL) // open binary file
{
printf("Can't open file\n");
exit(1);
}
int i=0;
do
{
fseekfp,i*sizeof(struct menu),SEEK_SET);
fread(&a[i],sizeof(struct menu),1,fp);
if(a[i].num==MenuID)
{
printf("\t\t%d %5s\t\t%5.1f元 %s\n",a[i].num,a[i].name,a[i].price,a[i].kind);
find_mark=true;
break;
}
i++;
}while(!feof(fp));
if(!find_mark) printf("\n\t 尊敬的客户:我们餐厅没有你要点的菜喔,你可以试试我们的招牌菜啊^-^.\n");
fclose(fp);
}
void foundname()
{
FILE *fp;
int Menuname;
bool find_mark=false;
printf("\n\t\t请输入你要查找的菜名:");
scanf("%s",&Menuname);
printf("\n\t\tID 菜名\t\t价格 类别\n"); // column headings
if((fp=fopen("d:\\menu.dat","rb"))==NULL) // open binary file
{
printf("Can't open file\n");
exit(1);
}
int i=0;
do
{
fseekfp,i*sizeof(struct menu),SEEK_SET);
fread(&a[i],sizeof(struct menu),1,fp);
if(a[i].name==Menuname)
{
printf("\t\t%d %5s\t\t%5.1f元 %s\n",a[i].num,a[i].name,a[i].price,a[i].kind);
find_mark=true;
break;
}
i++;
}while(!feof(fp));
if(!find_mark) printf("\n\t 尊敬的客户:我们餐厅没有你要点的菜喔,你可以试试我们的招牌菜啊^-^.\n");
fclose(fp);
}
void foundstyle()
{
FILE *fp;
int Menukind;
bool find_mark=false;
printf("\n\t\t请输入你要查找的类型:");
scanf("%s",&Menukind);
printf("\n\t\tID 菜名\t\t价格 类别\n"); // column headings
if((fp=fopen("d:\\menu.dat","rb"))==NULL) // open binary file
{
printf("Can't open file\n");
exit(1);
}
int i=0;
do
{
fseek(fp,i*sizeof(struct menu),SEEK_SET);
fread(&a[i],sizeof(struct menu),1,fp);
if(a[i].kind==Menukind)
{
printf("\t\t%d %5s\t\t%5.1f元 %s\n",a[i].num,a[i].name,a[i].price,a[i].kind);
find_mark=true;
break;
}
i++;
}while(!feof(fp));
if(!find_mark) printf("\n\t 尊敬的客户:我们餐厅没有你要点的菜喔,你可以试试我们的招牌菜啊^-^.\n");
fclose(fp);
}
这个代码还没写完，但所有函数都本地定义非法，为什么求大神帮忙解答！
