_changepwd.c

多用户银行系统

#include "../include/structs.h"
#include "../include/stddef.h"
#include <stdio.h>
#include <unistd.h>
#include "changepwd.h"
#include <signal.h>
void _changepwd(int p){
	SHM shm = SHM.SWAP[p];
	USER *user;
	user = (USER *)sizeof(USER);
	user = readdb(shm->inta,USER *user);
	int ptr1;
	int ptr2;
	while(1){
		ptr1 = strcmp(shm->chara,user->pwd);
		if(ptr1==0){
			while(1){
				ptr2 = strcmp(shm->charb,shm->chrc);
				if(ptr2==0){
					//strcpy(user->pwd,shm->charb);
					strcpy(shm->chard,"the new pwd is changed!");
					printf("the new pwd is:%d\n",user->pwd);
					updatedb(user->name,shm->charb,shm->inta,user->money);
					sigqueue(shm->cpid,SIGRQST,sig);
					break;
				}else{
					printf("your inputs is different\n");
					strcpy(shm->chard,"your inputs is different!");
					sigqueue(shm->cpid,SIGRQST,sig);
					break;
				}
			}
		break;
		}else{
			printf("the old pwd is wrong");
			strcpy(shm->chard,"the old pwd is wrong!");
			sigqueue(shm->cpid,SIGRQST,sig);
			break;
		}
	}
}