list_super

#include
#include
#include

#define SIZE 20

typedef struct goods{
 char good_name[SIZE];
 float price;
 float count;
 float sum;
}GOOD;

typedef struct menu{
 char super_name[SIZE];
 char name[SIZE];
 char money_type[SIZE];
}MENU;

typedef struct node{
 GOOD data;
 struct node *next;
}LIST, *LISTP;

int create(LISTP * head, GOOD *tmp)
{
 LISTP cur = (LISTP)malloc(sizeof(*cur));
 if(cur == NULL)
 {
  printf("error\n");
  return -1;
 }

 cur->data = *tmp;
 cur->next = NULL;
 cur->next = *head;
 *head = cur;
 return 0;
}

int time_self()
{
 int y,m,d;
 time_t _time;
 struct tm* time_info = {0};
 time(&_time);
 time_info = localtime(&_time);
 y = 1900+time_info->tm_year;
 m = time_info->tm_mon+1;
 d = time_info->tm_mday;
 printf("日期:%d-%d-%d\n",y,m,d);
 return 0; 
}

int print_self(LISTP head,MENU q)
{
 LISTP p = head;
 float top=0;
 printf("\33[1;1H ");
 system("clear");
printf("============================================================\n");
 print_super(q);

 while(p != NULL)
 {
  top +=p->data.sum;
  print_goods(p->data);
  p = p->next;

 }
 time_self();
 printf("---------------------------------------------------\n");
 printf("总和:%.2f\n",top);
printf("===========================================================\n");
 return 0; 
}

int print_goods(GOOD p)
{
printf("商品:%-10s\t单价:%-10.2f\t数量:%-10.2f\t总价:%-10.2f\n",
 p.good_name,
 p.price,
 p.count,
 p.sum
 );
 return 0; 
}

int print_super(MENU super)
{
 printf("\t\t\t超市:%s\n收银员:%-10s\n币种:%-10s\n",
 super.super_name,
 super.name,
 super.money_type);
 return 0; 
};

int destroy(LISTP *head)
{
 int i = 0;
 LISTP p;

 while(*head != NULL)
 {
  p = *head;
  *head = p->next;

  free(p);
  i++;
 }
 return i;
}

int main()
{
 LISTP head = NULL;
 GOOD gd;
 MENU super;
 char yz;

 system("clear");
 printf("请输入超市名：");
 scanf("%s",super.super_name);
 printf("请输入收银员名：");
 scanf("%s",super.name);
 printf("请输入默认币种：");
 scanf("%s",super.money_type);

   while('Q'!=yz)
 {
  printf("请输入商品名称：");
  scanf("%s",gd.good_name);

  printf("请输入商品单价：");
  scanf("%f",&gd.price);

  printf("请输入货物数量：");
  scanf("%f",&gd.count);
  getchar();

  gd.sum=gd.price*gd.count;
  create(&head, &gd);
  printf("回车商品属性，输入Q退出\n");
  scanf("%c",&yz);
 }
  print_self(head,super);
  destroy(&head);

   return 0;
}