关于用C编写的的日记本系统，求大神帮忙
程序代码：下面是我在论坛里看到的关于用C编写的日记本系统的代码，我觉得这个系统很好！可是运行时，VC报错， #include 文件或目录不存在，我不知道怎么修改，求大神帮忙！谢谢！！
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include <sys/types.h>
#include <dirent.h>
#include <sys/stat.h>
#define MAXSIZE 1024
#define LENTH 50
typedef struct node{
char date[LENTH]; //yyyy-mm-dd
char content[MAXSIZE];
char weather[LENTH];
struct node *next;
}dairy;
typedef struct user_node{
char dir[LENTH];
char userName[LENTH];
char pwd[LENTH];
struct user_node *next;
}userInfo;
void prtByKeyWord(dairy *h);
void modify_pwd(userInfo *curUser) ; //密码修改
void IU() ; //系统界面设计
void SysLoad() ; //系统启动
void useUI(); //用户功能界面
void regis(); //注册用户
void saveUserInfo(userInfo *H); //永久化保存用户信息
void useSys(userInfo *curUser,int *flag); //使用系统
void prtByDate(dairy *h);
void prtOrder(dairy *h);
void writeDairy(dairy *h,userInfo *curUser); //写日记
dairy *loadAllDairy(userInfo *curUser);
userInfo *getUserInfo(); //获得所有用户账号和密码
userInfo *login(userInfo *H); //登录界面
int trave_dir(char* path,char filename[][LENTH]); //遍历文件夹，获取其中的所有txt文件(一篇日志一个txt文件)
int main()
{
SysLoad();
return 0;
}
void IU() //系统界面设计
{
system("CLS");
printf("\t\t **************** \n");
printf("\t\t ** 欢迎使用 ** \n");
printf("\t\t **************** \n");
printf("\t\t \n");
printf("\t\t \n");
printf("\t\tAuthor:\t\t薛云腾 \n");
printf("\t\tClass:\t\t计算机二班 \n");
printf("\t\tStuPayroll:\t3110307212 \n");
printf("\t\t \n");
printf("\t\t \n");
printf("\t\t====== *** ===小型日记本系统=== *** ======\n");
printf("\t\t== ==\n");
printf("\t\t== ==\n");
printf("\t\t== l/L、用户登录； ==\n");
printf("\t\t== r/R、注册新用户； ==\n");
printf("\t\t== q/Q、退出； ==\n");
printf("\t\t== ==\n");
printf("\t\t=======****************************=======\n\n\n");
printf("您的选择：");
}
void SysLoad() //系统启动
{
char choose;
int flag=1;
userInfo *H,*curUser;
while(1)
{
IU();
fflush(stdin);
scanf("%c",&choose);
getchar();
switch (choose)
{
case 'l':
case 'L':
H=getUserInfo();
if(H->next!=NULL)
{
curUser=login(H);
flag=1;
if(curUser!=NULL)
{
while(flag){
useUI();
useSys(curUser,&flag);
}
}
}
else
printf("尚未有任何用户注册！请先注册...\n\n\n");
printf("\n\n\n");
system("PAUSE"); //按任意键继续
break;
case 'r':
case 'R':
regis();
printf("\n\n\n");
system("PAUSE"); //按任意键继续
break;
case 'q':
case 'Q':
exit(0);
default:
printf("\n\n输入错误，请重选...\n\n\n");
system("PAUSE");
break;
}
}
}
userInfo *login(userInfo *H) //登录界面
{
userInfo *p;
char userName[LENTH];
char pwd[LENTH];
system("CLS");
printf("请输入用户名：");
scanf("%s",userName);
printf("请输入密码：");
scanf("%s",pwd);
p=H->next;
while(p){
if(strcmp(p->userName,userName)==0){
if(strcmp(p->pwd,pwd)==0)
return p;
else
{
printf("\n\n密码错误！返回主菜单...\n\n\n");
return NULL;
}
}
p=p->next;
}
printf("\n\n该用户名不存在！返回主菜单...\n\n\n");
return NULL;
}
userInfo *getUserInfo() //获得所有用户账号和密码
{
FILE *fp =NULL;
userInfo *H=NULL,*p,*r;
H=(userInfo *)malloc(sizeof(struct user_node));
H->next=NULL;
r=H;
if((fp=fopen("userInfo.txt","r"))!=NULL)
{
while( !(feof(fp)) )
{
p=(userInfo *)malloc(sizeof(struct user_node));
fscanf(fp,"%s%s%s",p->userName,p->pwd,p->dir);
p->next=r->next;
r->next=p;
r=p;
}
}
fclose(fp);
return H;
}
void regis() //注册用户
{
userInfo *H,*r,*p,*q;
char fileDir[LENTH]="md c:\\"; //默认创建路径为c盘
int flag=0;
char userName[LENTH];
char pwd[LENTH];
char dir[LENTH];
H=getUserInfo();
while(1)
{
if(flag!=0)
break;
system("CLS");
printf("请输入注册的用户名：");
scanf("%s",userName);
printf("请输入密码：");
scanf("%s",pwd);
printf("请输入您的个人文件夹名：");
scanf("%s",dir);
p=H->next;
r=H;
while(p)
{
if(strcmp(p->userName,userName)==0)
{
printf("\n\n该用户名已经存在！请重新输入...\n\n\n");
system("PAUSE");
break;
}
r=p;
p=p->next;
}
if(p==NULL)
flag=1;
}
q=(userInfo *)malloc(sizeof(struct user_node));
strcpy(q->userName,userName);
strcpy(q->pwd,pwd);
strcpy(q->dir,dir);
q->next=NULL;
r->next=q;
strcat(fileDir,q->dir);
system(fileDir);
saveUserInfo(H);
printf("\n\n注册成功！\n\n\n");
}
void saveUserInfo(userInfo *H) //永久化保存用户信息
{
FILE *fp;
userInfo *p;
if((fp=fopen("userInfo.txt","w"))==NULL)
{
printf("\n文件打开失败！\n\n");
exit(0);
}
p=H->next;
while(p)
{
if(p->next==NULL)
fprintf(fp,"%s %s %s",p->userName,p->pwd,p->dir);
else
fprintf(fp,"%s %s %s\n",p->userName,p->pwd,p->dir);
p=p->next;
}
fclose(fp);
}
void useUI()
{
system("CLS");
printf("1、创建日志;\n");
printf("2、查阅指定日期的日记;\n");
printf("3、按顺序查阅日记;\n");
printf("4、按关键字查阅;\n");
printf("5、修改密码;\n");
printf("按任意键返回登录界面;\n\n\n");
printf("您的选择：");
}
void useSys(userInfo *curUser,int *flag) //使用系统
{
char choose;
dairy *h,*p;
fflush(stdin);
scanf("%c",&choose);
fflush(stdin);
switch (choose)
{
case '1':
system("CLS");
h=loadAllDairy(curUser);
writeDairy(h,curUser);
break;
case '2':
system("CLS");
h=loadAllDairy(curUser);
prtByDate(h);
printf("\n\n\n");
system("PAUSE");
break;
case '3':
system("CLS");
h=loadAllDairy(curUser);
prtOrder(h);
printf("\n\n\n");
system("PAUSE");
break;
case '4':
system("CLS");
h=loadAllDairy(curUser);
prtByKeyWord(h);
break;
case '5':
system("CLS");
modify_pwd(curUser);
*flag=0;
break;
default:
printf("\n\n您确定要注销，离开本系统？(n/y)");
scanf("%c",&choose);
if(choose!='n' && choose!='N')
*flag=0;
return;
}
}
void writeDairy(dairy *h,userInfo *curUser) //写日记
{
dairy *p=NULL,*q;
FILE *fp;
char path[256];
char n[LENTH],no[LENTH];
char ch;
memset(path,0,256);
strcpy(path,"c:/");
p=(dairy *)malloc(sizeof(struct node));
p->next=NULL;
printf("文件名:");
scanf("%s",no);
printf("日记日期(YYYY-MM-dd):");
scanf("%s",p->date);
printf("天气:");
scanf("%s",p->weather);
getchar();
printf("日记内容:");
gets(p->content);
printf("\n\n保存该日记?(y/n):");
fflush(stdin);
scanf("%c",&ch);
if(ch!='n' && ch!='N')
{
strcat(path,curUser->dir); //c:/yun 其中yun是dir的一个例子
strcat(path,"/"); //c:/yun/
strcat(path,no); //c:/yun/no
strcat(path,".txt"); //c:/yun/no.txt
printf(" %s ",path);
if((fp=fopen(path,"w"))==NULL)
{
printf("\n文件打开失败！日志未保存...\n");
exit(0);
}
fprintf(fp,"Date:%s\tWeather:%s\n",p->date,p->weather);
fprintf(fp,"Content:\t%s",p->content);
printf("\n\n日记保存成功!\n\n\n");
fclose(fp);
}
else
printf("\n\n日记未保存！\n\n");
system("PAUSE");
system("CLS");
}
dairy *loadAllDairy(userInfo *curUser)
{
int cnt=0,len = 0 ,i =0;
dairy *H=NULL,*p,*r;
char filename[50][50];
char path[256]="c:/";
FILE *fp;
H=(dairy *)malloc(sizeof(struct node));
H->next=NULL;
r=H;
strcat(path,curUser->dir);
len=trave_dir(path,filename);
for(i=0;i[ 本帖最后由 虚拟情缘 于 2013-4-12 08:26 编辑 ]
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