C语言程序设计实验报告(7)

家庭财务管理系统

}

return; }

p=(fi_data*)malloc(sizeof(fi_data)); memset(p,0,sizeof(fi_data)); p->next=NULL;

while(fread(&(p->info),sizeof(fi_info),1,fp)==1) {

if(head==NULL) { } else {

last = get_last(); last->next = p; head=p;

}

count++;

fseek(fp,count * sizeof(fi_info),SEEK_SET); p=(fi_data*)malloc(sizeof(fi_data)); memset(p,0,sizeof(fi_data));

p->next=NULL; }

free(p); p=NULL; fclose(fp);

void add_income() { fi_data* p = (fi_data*)malloc(sizeof(fi_data));

memset(p, 0, sizeof(fi_data)); p->next = NULL; input_info(&(p->info)); p->info.type = income; if(head==NULL) { } else {

get_last(head)->next = p; head = p;

} }

//查询收入明细