航空订票系统

[c]代码库

#include<stdio.h>    
#include<string.h>    
#include<stdlib.h>    
#define OK 1    
#define TRUE 1    
#define FALSE 0    
#define ERROR 0    
#define OVERFLOW -2    
#define PR printf    
typedef int status; 
typedef struct airline{   
    char line_num[8];//航班号    
    char plane_num[8];//飞机号    
    char end_place[20];//目的的    
    int total;//座位总数    
    int left;//剩余座位    
    struct airline *next;//下一个结点    
}airline;   
   
typedef struct customer{   
    char name[9];//顾客名    
    char line_num[8];//航班号    
    int seat_num;//座位号    
    struct customer *next;//下一个结点    
}customer;   
   
airline *init_airline(){//初始化链表    
    airline *l;   
    l=(airline*)malloc(sizeof(airline));   
    if(l==NULL){   
        exit(0);   
        }   
    l->next=NULL;   
    return l;   
}   
   
customer * init_customer(){//初始化链表    
    customer *l;   
    l=(customer*)malloc(sizeof(customer));   
    if(l==NULL){   
        exit(0);   
        }   
    l->next=NULL;   
    return l;   
}   
   
status insert_airline(airline **p,char *line_num,char *plane_num,char *end_place,int total,int left){//airline链表插入操作    
    airline *q;   
    q=(airline*)malloc(sizeof(airline));   
    strcpy(q->line_num , line_num);   
    strcpy(q->plane_num , plane_num);   
    strcpy(q->end_place , end_place);   
    q->total  =total;   
    q->left =left;   
    q->next=NULL;   
    (*p)->next=q;   
    (*p)=(*p)->next;   
 //   PR("insert %d ,%dis succssed!\n",e,bl);    
    return OK;   
    }   

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