bank.c

unix下银行系统源代码

#include<stdio.h>
#include<string.h>
#include<time.h>
#include "operate.h"

typedef struct userinfo
{
	int  id;
	char name[30];
	char sex[10];
	int age;
	char address[50];
	int sal;
}info;
#define info_DECLARER(i) i->id=0;\
			 									 memset(i->name,'\0',sizeof(i->name));\
			                   memset(i->sex,'\0',sizeof(i->sex));\
			                   i->age=0;\
			                   memset(i->address,'\0',sizeof(i->address));\
			                   i->sal=0;
void openAccount();	
void transfer();
void getmoney();
void queryacc();
void savemoney();
int main(int argc,char **argv)
{
	system("cls");
	info *pinfo=(info*)malloc(102);
	while(1)
	{
		printf("                   -----------银行系统-------------\n");
		printf("                          1.开户    2.转账\n");
		printf("                          3.取款    4.查询\n");
		printf("                          5.存款    6.退出\n");
		printf("             --------------------------------------------\n\n");
		int i=0;
		printf("请输入业务编号:");
		scanf("%d",&i);
		switch(i)
		{
			case 1:
				openAccount(pinfo);
				break;
			case 2:
				transfer();
				break;
			case 3:
				getmoney();
				break;
			case 4:
				queryacc();
				break;
			case 5:
				savemoney();
				break;
			case 6:
				printf("欢迎下次光临!!!\n");
				sleep(2000);
				system("cls"); 
				exit(0);
			default:
				printf("请输入合法的业务编号!!!!\n");
				break;
		}
		sleep(2000);
		system("cls"); 
		//system("clear");
	}
	free(pinfo);
}
void openAccount(info* newuser)
{
	info_DECLARER(newuser);
	printf("     请输入个人信息：\n");
	printf("                  姓名: ");
	scanf("%s",newuser->name);
	printf("                  性别: ");
	scanf("%s",newuser->sex);
	printf("                  年龄: ");
	scanf("%d",&newuser->age);
	printf("                  住址: ");
	scanf("%s",newuser->address);
	printf("              存款金额: ");
	scanf("%d",&newuser->sal);
	newuser->id=time((time_t*)NULL);
	//printf("id:%d\n姓名:%s\n性别:%s\n年龄:%d\n地址:%s\n存款金额:%d\n",newuser.id,newuser.name,newuser.sex,newuser.age,newuser.address,newuser.sal);
  insert(newuser->id,newuser->name,newuser->sex,newuser->age,newuser->address,newuser->sal);
  printf(">>>>>>>>>>>>插入用户成功！！！<<<<<<<<<<<<<\n");
}

void transfer()
{
	int outid;
	int outsal;
	int outnum;
	int inid;
	int insal;
	printf("     请输入转出方帐号:");
	scanf("%d",&outid);
	outsal=query(outid);
	if(outsal==-1)
	{
		printf("该用户不存在！！\n");
	}
	else
	{
		printf("     请输入转出方要转出的金额:");
		scanf("%d",&outnum);
		if(outnum>outsal)
		{
			printf("该用户余额不足！！\n");
		}
		else
		{
			printf("     请输入转入方帐号:");
			scanf("%d",&inid);
			insal=query(inid);
			if(insal==-1)
			{
				printf("该用户不存在！！\n");
			}
			else
			{
				update(outid,outsal-outnum);
				update(inid,insal+outnum);
				printf(">>>>>>>>转账成功！！！<<<<<<<<");
			}
		}
	}
}

void getmoney()
{
	int id;
	int outsal;
	int outnum;
	printf("     请输入你的帐号:");
	scanf("%d",&id);
	outsal=query(id);
	if(outsal==-1)
	{
		printf("该用户不存在！！\n");		
	}
	else
	{
		printf("     请输入取款金额:");
		scanf("%d",&outnum);
		if(outnum>outsal)
		{
			printf("该用户余额不足！！\n");
		}
		else
		{
			update(id,outsal-outnum);
			printf(">>>>>>>>取款成功！！！<<<<<<<<<<<");
		}
	}
}

void queryacc()
{
	int id;
	int outsal;
	printf("     请输入你的帐号:");
	scanf("%d",&id);
	outsal=query(id);
	if(outsal==-1)	
		printf("该用户不存在！！\n");	
	else
		printf("您的余额为:%d\n",outsal);
}

void savemoney()
{
	int id;
	int outsal;
	int outnum;
	printf("     请输入你的帐号:");
	scanf("%d",&id);
	outsal=query(id);
	if(outsal==-1)
	{
		printf("该用户不存在！！\n");
	}
	else
	{
		printf("     请输入存款金额:");
		scanf("%d",&outnum);
		update(id,outsal+outnum);
		printf(">>>>>>>>>>>存款成功！！！<<<<<<<<<<");
	}
}