1、/*/*/list.h 文件#ifndef _LIST_H#define _LIST_H#define _INLINE_ static inlinestruct list_head struct list_head *next, *prev;#define LIST_HEAD_INIT(name) &(name), &(name)#define LIST_HEAD(name) struct list_head name = LIST_HEAD_INIT(name)#define INIT_LIST_HEAD(ptr) do (ptr)->next = (ptr); (pt

2、r)->prev = (ptr); while (0)_INLINE_ void _list_add(struct list_head *add,struct list_head *prev,struct list_head *next)next->prev = add;add->next = next;add->prev = prev;prev->next = add;_INLINE_ void list_add(struct list_head *add, struct list_head *head) _list_add(add, head, head-&g

3、t;next);_INLINE_ void list_add_tail(struct list_head *add, struct list_head *head)_list_add(add, head->prev, head);_INLINE_ void _list_del(struct list_head *prev, struct list_head *next)next->prev = prev;prev->next = next;_INLINE_ void list_del(struct list_head *entry)_list_del(entry->pr

4、ev, entry->next);_INLINE_ void list_del_init(struct list_head *entry)_list_del(entry->prev, entry->next);INIT_LIST_HEAD(entry);_INLINE_ int list_empty(struct list_head *head)return head->next = head;_INLINE_ void list_splice(struct list_head *list, struct list_head *head)struct list_head

5、 *first = list->next;if (first != list) struct list_head *last = list->prev;struct list_head *at = head->next;first->prev = head;head->next = first;last->next = at;at->prev = last;#define list_entry(ptr, type, member) (type *)(char *)(ptr) - (unsigned long)(&(type *)0)->m

6、ember)#define list_for_each(pos, head) for (pos = (head)->next; pos != (head); pos = pos->next)#define list_for_each_safe(pos, pnext, head) for (pos = (head)->next, pnext = pos->next; pos != (head); pos = pnext, pnext = pos->next)#undef _INLINE_#endif/* *8 /* /* * 頭文件 head.h#ifndef _H

7、EAD_H_ #define _HEAD_H_ #include<string.h> #include"list.h" #include<stdio.h> #include<stdlib.h> #include<time.h> #define Y #define N'y''n'#define A_FLAG 'a'#define S_FLAG 's'#define T_FLAG 't'extern struct list_head stu;/exte

8、rn struct list_head tec;/科目信息 typedef struct subject_infofloat SUB_notes3;/科目成績intSUB_csscore;/科目學分charSUB_csname32;/科目名稱structlist_head list;SUB;/學生信息typedef struct STU_infofloat STU_totalscore;intSTU_id;intSTU_age;intSTU_grade;intSTU_place;char STU_name32;char STU_psword32;SUBstructlist_head list;

9、subject3;/總分/學號/年齡/年級/名次/姓名/密碼STU;/教師信息 :typedef struct TCH_infointTCH_id;char TCH_name32;char TCH_psword32;SUB subject1;structlist_head list;TEC;/管理員信息typedef struct ADM_infochar ADM_usename8;char ADM_psword6;ADM;ADM use1;void gettime();void main_menu();void stu_login();void openf (char *filename);

10、void tec_login();void adm_login();void adm_nextmenu();void a_updt_stuinfo();void a_updt_tecinfo();void a_updt_myinfo();息void a_add_stuinfo();void a_add_tecinfo();void a_mdify_stuinfo();void a_del_info(char flag);void a_mdify_tecinfo();void a_seek_stuinfo();void a_seek_tecinfo();void show (char flag)

11、;void save (char flag,char system);void check(char flag);void commom();void a_show(char flag);/工號/姓名/密碼/獲取當前時間/主菜單/學生登錄/判斷文件是否存在/老師登錄/管理員登錄/管理員 2 級菜單/操作學生信息/操作老師信息/ 操作管理 員自身 信/添加學生信息/添加老師信息/修改學生信息/刪除信息/修改老師信息/查找學生信息/查找老師信息/顯示信息/保存信息/驗證密碼/公用函數集合/顯示信息void a_seek_info(char flag);void a_mdify_info(char

12、flag);void stu_nextmenu(int tmpid);void tec_nextmenu(int tmpid);void s_show_myinfo(int tmpid);void t_show_myinfo(int tmpid);void s_updt_myinfo(int tmpid);/查找信息/修改學生或老師信息/學生菜單/老師菜單/學生顯示自己信息/教師顯示自己信息/學生更新自己信息void s_select_subject(int tmpid);void t_updt_stuinfo(int tmpid);void t_updt_myinfo(int tmpid);

13、void readf();/學生選課/教授更新自己信息/教授顯示自己信息/從文件中讀取信息void stu_sort();float ave (float core3);float (*f)(float core3);int inputpsword(char *pass);void a_chpsword();#endif/*/*/入口 main 函數#include<stdio.h>#include<stdlib.h>#include<string.h>#include<time.h>#include"head.h"LIST_

14、HEAD(stu);LIST_HEAD(tec);int main()readf();system("clear");printf("ttt* *tt*n* *tt* *tt*Copyright (c) 2010, 易嵌教育 All rights reserved.nn* *tt* n* *tt* *tt*軟件名稱：學生選課管理系統摘 要 :nn* *tt* n* *tt* *tt*當前版本： 1.1n作者：關仁杰n* *tt*完成日期： 2010 年 8 月 2 日 n* *tt*n");/void delay(unsinged int)sleep(2

15、);main_menu();return 0;void main_menu()int ch;char hc;system("clear");gettime();printf("ttt=學生信息管理系統=nn");printf("tt#n");printf("tt= 歡迎使用本系統a =n");printf("tt#nn");printf("tt+n");printf("tt=1.學生=n");printf("tt=2.教師=n");pr

16、intf("tt=3.管理員=n");printf("tt=4.退出=n");printf("tt+n");printf(" 請輸入您選擇的序號：n");scanf("%d",&ch);switch(ch)case 1:printf(" 您的身份是學生！n 請登錄： n");gettime();openf("student.txt");check(S_FLAG);break;case 2:printf(" 您的身份是教師！n 請登錄： n

17、");gettime();openf("teacher.txt");check(T_FLAG);break;case 3:printf(" 您的身份是管理員！n 請登錄n");gettime();adm_login();break;case 4:printf("n");printf("aaa 您已經保存相應的數據了嗎？(y or n)n");getchar();scanf("%c",&hc);if(hc='y')|(hc='Y')printf(&

18、quot; 謝謝您使用本系統，如有需要請聯系：printf(" 請按 Enter 鍵退出！ n");getchar();getchar();exit(0);QQ： n");else if(hc='n')|(hc='N')printf(" 您還沒有保存，系統將為您自動保存！n");save(S_FLAG,Y);break;default:printf(" 您的輸入有誤，請返回上級菜單！n");getchar();getchar();main_menu();/試讀文件，驗證是否建立void ope

19、nf(char *filename)FILE *fp;if(fp=fopen(filename,"r")=NULL)filename=NULL;printf(" 對不起！還沒有建立相應的信息！n 請于管理員聯系！n");getchar();getchar();main_menu();fclose(fp);/管理員登錄void adm_login()char psword6;FILE *fp;int i=0;if(fp=fopen("psword.txt","r")=NULL)printf(" 對不起沒有相

20、應的信息，請您建立！n");printf(" 請輸入您的用戶名(不得多于8 個字符）： n");scanf("%s",use0.ADM_usename);printf(" 請輸入您的密碼:n");while(pswordi=getchar()!='n'|(pswordi=getchar()!=EOF|i<6)putchar('*');i+;strcmp(use0.ADM_psword,psword);save(A_FLAG ,N);/save the infomain_menu();el

21、secheck(A_FLAG);fclose(fp);/*/*/*/管理員相關函數#ifndef _ADM_nextmenu_c#define _ADM_nextmenu_c#include<stdio.h>#include<string.h>#include<stdlib.h>#include"head.h"struct list_head *postion;void adm_nextmenu()int ch;system("clear");gettime();printf("tttt*n");p

22、rintf("nntt#n");printf("tt=1.更改學生信息=n");printf("tt=2.更改老師信息=n");printf("tt=3.更改自己信息=n");printf("tt=4.返回主菜單=n");printf("tt#nn");printf(" 請輸入您選擇的代號：");scanf("%d",&ch);switch(ch)case 1:a_updt_stuinfo();break;case 2: a_u

23、pdt_tecinfo();break;case 3: a_updt_myinfo();break;case 4: printf(" 按 Enter 鍵返回主菜單！n");getchar();getchar();main_menu();break;default:printf("error!n");getchar();getchar();main_menu();/update infovoid a_updt_stuinfo()int ch;system("clear");gettime();printf("tttt*n&qu

24、ot;);printf("nntt#n");printf("tt=1.添加學生信息=n");printf("tt=2.刪除學生信息=n");printf("tt=3.查找學生信息=n");printf("tt=4.修改學生信息=n");printf("tt=5.返回上一級菜單=n");printf("tt#nn");printf(" 請輸入您選擇的代號：");scanf("%d",&ch);switch(ch

25、)case 1: a_add_stuinfo();break;case 2: a_del_info(S_FLAG);break;case 3: a_seek_stuinfo();break;case 4: a_mdify_info(S_FLAG);break;case 5: save(S_FLAG,N);printf(" 按 Enter 返回上一級菜單！n");getchar();getchar();adm_nextmenu();break;default:printf("error!n");getchar();getchar();main_menu()

26、;/update infovoid a_updt_tecinfo()int ch;system("clear");gettime();printf("tttt*n");printf("nntt#n");printf("tt=1.添加老師信息=n");printf("tt=2.刪除老師信息=n");printf("tt=3.查找老師信息=n");printf("tt=4.修改老師信息=n");printf("tt=5.返回上一級菜單=n"

27、);printf("tt#nn");printf(" 請輸入您選擇的代號：");scanf("%d",&ch);switch(ch)case 1: a_add_tecinfo();break;case 2: a_del_info(T_FLAG);break;case 3: a_seek_tecinfo();break;case 4: a_mdify_info(T_FLAG);break;case 5:save(T_FLAG ,N);printf(" 按 Enter 返回上一級菜單！n");getchar()

28、;getchar();adm_nextmenu();break;default:printf("error!n");getchar();getchar();main_menu();/change psword for admvoid a_updt_myinfo()int ch;system("clear");gettime();printf("tttt*n");printf("nntt#n");printf("tt=1.修改密碼=n");printf("tt=n");prin

29、tf("tt=n");printf("tt=2.返回上一級=n");printf("tt=3.返回主菜單=n");printf("tt#nn");printf(" 請輸入您選擇的代號：");scanf("%d",&ch);switch(ch)case 1:a_chpsword();gettime();break;case 2:printf(" 按 Enter 鍵返回上一級菜單！n");getchar();getchar();adm_nextmenu

30、();break;case 3:printf(" 按 Enter 返回主菜單！n");getchar();getchar();main_menu();break;default:printf("error!n");getchar();getchar();main_menu();void a_add_stuinfo()gettime();STU *stud;int i = 0;int stu_nu = 0;FILE *fp=NULL;int j=0;printf(" 您要創建多少個學生的信息：n");scanf("%d&quo

31、t;,&stu_nu);while(i<stu_nu)stud=(STU*)malloc(sizeof(STU);strcpy(stud->STU_psword,"000");/ 初始密碼為000for(j=0;j<3;j+)strcpy(stud->subjecti.SUB_csname),"");(stud->subjecti).SUB_csscore=0;(stud->subjecti).SUB_notesi=0.0;printf(" 輸入第 %d 個學生的信息：n",i+1);pri

32、ntf(" 學生姓名 :n");scanf("%s",stud->STU_name);printf(" 學號： n");scanf("%d",&stud->STU_id);printf(" 年齡： n");scanf("%d",&stud->STU_age);printf(" 年級： n");scanf("%d",&stud->STU_grade);i+;list_add(&(st

33、ud->list),&stu);stu_sort();show(S_FLAG);void a_add_tecinfo()gettime();TEC *tech;TEC *point=NULL;int i = 0;int tech_nu = 0;FILE *fp=NULL;printf(" 您要創建多少個老師的信息：n");scanf("%d",&tech_nu);while(i<tech_nu)tech=(TEC*)malloc(sizeof(TEC);strcpy(tech->TCH_psword,"000&

34、quot;);/初始密碼為000printf(" 輸入第 %d 個老師的信息：n",i+1);printf(" 姓名 :n");scanf("%s",tech->TCH_name);printf(" 工號： n");scanf("%d",&tech->TCH_id);printf(" 教師所授科目：n");scanf("%s",&tech->subject0);i+;list_add(&(tech->list

35、),&tec);show(T_FLAG);void a_seek_stuinfo()int ch;struct list_head *postion=NULL;STU *spoint;system("clear");gettime();printf("tt#n");printf("tt=1. 按學號或姓名查找=n");printf("tt=2.顯示所有學生信息=n");printf("tt=3.返回上一級菜單=n");printf("tt=4.返回主菜單=n");pr

36、intf("tt#n");printf(" 請輸入您選擇的序號：n");scanf("%d",&ch);switch(ch)case 1 : a_seek_info(S_FLAG);break;case 2 :show(S_FLAG);break;case 3 : printf(" 按 Enter 鍵返回上一級！n");getchar();getchar();a_updt_stuinfo();break;case 4 : printf(" 按 Enter 主菜單！ n");getchar

37、();getchar();main_menu();break;default : printf("error!");getchar();main_menu();void a_seek_tecinfo()int ch;system("clear");gettime();printf("tt#n");printf("tt=1. 按工號或姓名查找=n");printf("tt=2.顯示所有教師信息=n");printf("tt=3.返回上一級菜單=n");printf("

38、tt=4.返回主菜單=n");printf("tt#n");printf(" 請輸入您選擇的序號：n");scanf("%d",&ch);switch(ch)case 1 : a_seek_info(T_FLAG);break;case 2 :show(T_FLAG);break;case 3 : printf(" 按 Enter 鍵返回上一級！n");getchar();getchar();a_updt_tecinfo();break;case 4 : printf(" 按 Enter

39、 返回主菜單！n");getchar();getchar();main_menu();break;default : printf("error!");getchar();main_menu();/ 更改管理員密碼void a_chpsword()FILE *fp;char psword6;char admusename8;/ 用戶名if(fp=fopen("psword.txt","r")=NULL)printf("sorry,there are nothing!n");getchar();getcha

40、r();a_updt_myinfo();elseprintf(" 請輸入您的用戶名：n");scanf("%s",admusename);printf(" 請輸入您的新密碼：n");scanf("%s",psword);if(!strcmp(use0.ADM_usename,admusename)strcpy(use0.ADM_psword,psword);fclose(fp);save(A_FLAG ,N);printf(" 修改成功！ n");getchar();getchar();adm_

41、nextmenu();void a_seek_info(char flag)struct list_head *postion=NULL;STU *spoint;TEC *tpoint;int sid;int tid;switch(flag)case 's':printf(" 請輸入學生學號：n");scanf("%d",&sid);printf(" 按學號顯示學生信息！n");list_for_each(postion,&stu)spoint=list_entry(postion,STU,list);

42、if(sid=spoint->STU_id)printf("tt學號：%dt 姓名：%st 年齡：%dt 年級：%dt 名次 :%dt總分：%f密碼 ： %sn",spoint->STU_id,spoint->STU_name,spoint->STU_age,spoint->STU_grade,spoint->S TU_place,spoint->STU_totalscore,spoint->STU_psword);printf("printf("科目信息： n");tt科目一：%st科目二：%s

43、t科 目三： %stn",spoint->subject0.SUB_csname,spoint->subject1.SUB_csname,spoint->subject2.SUB_csname);printf("ntt科目一分數： %dt科目二分數：%dt 科目三分數： %dtn",spoint->subject0.SUB_notes0,spoint->subject1.SUB_notes1,spoint->subject2 .SUB_notes2);printf("ntt*_*_*n");printf(&q

44、uot;tt 總分： %f",(spoint->subject0.SUB_notes0+spoint->subject1.SUB_notes1+spoint->subject2. SUB_notes2)/3.0);break;printf(" 按 Enter 鍵返回上一級！n");getchar();getchar();adm_nextmenu();break;case 't':printf(" 請輸入老師工號：n");scanf("%d",&tid);printf("按老

45、師工號顯示老師信息！n");list_for_each(postion,&tec)tpoint=list_entry(postion,TEC,list);if(tpoint->TCH_id=tid)printf("nntt*_*_*nn");printf("tt工號%dt姓名：%st密碼： %sn",tpoint->TCH_id,tpoint->TCH_name,tpoint->TCH_psword);printf(" 科目信息：n");printf("ntt%sn",tp

46、oint->subject0.SUB_csname);printf("ntt學分： %dn",tpoint->subject0.SUB_csscore);break;printf(" 按 Enter 鍵返回上一級！n");getchar();getchar();adm_nextmenu();break;default :printf("error!n");getchar();getchar();adm_nextmenu();void a_del_info(char flag)struct list_head *postion=NULL;STU *spoint;STU *stud;TEC *tpoint;int s;int t;int sid;int tid;char sname32;char tname32;switch(flag)system("clear");gettime();case 's':printf("tt+ 刪除學生信息！+n");printf("t