/*        题目：        //声明一个结构体类型        struct _AdvTeacher        {            char    *name;            char    *tile;            int        age;            char    *addr;            char    *p1; //系统预留成员域            char    **p2;//系统预留成员域        };        要求定义一个结构体数组（6个元素），要求从键盘输入数据，并按照名称大小进行排序；打印输出。            1、    打印结构体数组，需要单独封装成函数；10            2、    排序结构体数组，需要单独封装成函数（按照名称进行排序）；50            3、    main函数中编写业务测试模型；40            2014-04-22 19:59:31            wirting by zhangshichuan.*/#include 
     
      using namespace std;#define  StructArrarySize 3               // 老师数量                         #define  StudentNum 1                     // 每位老师的学生的数量             typedef struct _AdvTeacher{    char    *name;    char    *tile;    int        age;    char    *addr;    char    **student;}AdvTeacher;                                                          int CreateStructArray(AdvTeacher **, int, int);            //客户端初始化结构体数组int FreeStructArray(AdvTeacher **, int, int);              //客户端释放结构体数组内存int PrintStructArray(AdvTeacher*, int, int);              //客户端打印结构体数组元素int SortStructArray(AdvTeacher*, int);                    //客户端对结构体数组元素排序int main(void){    int rv = 0;    AdvTeacher * t = NULL;        rv = CreateStructArray(&t, StructArrarySize, StudentNum);    //被调函数分配内存，甩出来    if (rv != 0)    {        printf("func: CreateStructArray() _%d_error_\n ", rv);        goto End;    }    for (int i = 0; i < StructArrarySize; ++i)                   // 客户端初始化赋值    {        printf("请输入第%d位老师的姓名: ", i+1);        scanf("%s", t[i].name);        printf("请输入第%d位老师的年龄: ", i+1);        scanf("%d", &(t[i].age));        printf("请输入第%d位老师的职务: ", i+1);        scanf("%s", t[i].tile);        printf("请输入第%d位老师的地址: ", i+1);        scanf("%s", t[i].addr);        for (int j = 0; j < StudentNum; ++j)        {            printf("请输入第%d位老师的第%d位学生的姓名: ", i+1, j+1);            scanf("%s", t[i].student[j]);        }    }    printf("排序前：\n");    rv = PrintStructArray(t, StructArrarySize, StudentNum);     // 打印    if (rv != 0)    {        printf("func: PrintStructArray() _%d_error_\n ", rv);        goto End;    }    rv = SortStructArray(t, StructArrarySize);      // 排序    if (rv != 0)    {        printf("func: SortStructArray() _%d_error_\n ", rv);        goto End;    }    printf("排序后：\n");    rv = PrintStructArray(t, StructArrarySize, StudentNum);     // 打印    if (rv != 0)    {        printf("func: PrintStructArray() _%d_error_\n ", rv);        goto End;    }End:    rv = FreeStructArray(&t, StructArrarySize, StudentNum);    if (rv != 0)    {        printf("致命错误: FreeStructArray()执行失败！\n _%d_error_\n", rv);    }    system("pause");    return rv;}// 创建结构体数组int CreateStructArray(AdvTeacher **t, int structArrarySize, int studentNum){    int rv = 0;    if (NULL == t)    {        rv = -1;        return rv;    }        AdvTeacher * temp = NULL;    temp = (AdvTeacher *)malloc(structArrarySize * sizeof(AdvTeacher));    if (NULL == temp)    {        rv = -2;        return rv;    }    for (int i = 0; i < structArrarySize; ++i)    {        temp[i].name = (char *)malloc(256 * sizeof(char));        temp[i].addr = (char *)malloc(256 * sizeof(char));        temp[i].tile = (char *)malloc(256 * sizeof(char));        if (NULL == temp[i].name || NULL ==temp[i].addr || NULL == temp[i].tile)        {            rv = -3;            return rv;        }        temp[i].student = (char **)malloc(studentNum * sizeof(char *));        if (NULL == temp[i].student)        {            rv = -4;            return rv;        }        for (int j = 0; j < studentNum; ++j)                                  //创建学生内存块        {            (temp[i].student)[j] = (char *)malloc(256 * sizeof(char));            if (NULL == (temp->student)[j])            {                rv = -5;                return rv;            }        }    }    *t = temp;    return rv;}// 销毁结构体数组int FreeStructArray(AdvTeacher **t, int structArrarySize, int studentNum){    int rv = 0;    AdvTeacher *temp = *t;    for (int i = 0; i < structArrarySize; ++i)    {        for (int j = 0; j < studentNum; ++j)                               // 销毁学生内存块        {            if (NULL != temp[i].student[j])            {                free(temp[i].student[j]);            }        }        if (NULL != temp[i].addr && NULL != temp[i].name && NULL != temp[i].tile && NULL != temp[i].student)        {            free(temp[i].addr);            free(temp[i].name);            free(temp[i].tile);            free(temp[i].student);        }    }    if (NULL != temp)    {        free(temp);        *t = NULL; //间接赋值  通过*(实参的地址)， 去间接修改实参的值 为null    }        return rv;}// 打印结构体数组int PrintStructArray(AdvTeacher*t, int structArrarySize, int studentNum){    int rv = 0;    if (NULL == t)    {        rv = -1;        return rv;    }    AdvTeacher *temp = t;    for (int i = 0; i < structArrarySize; ++i)    {        printf("第%d位老师的姓名为：%s \n", i + 1, temp[i].name);        printf("第%d位老师的年龄为：%d \n", i + 1, (temp[i].age));        printf("第%d位老师的职务为：%s \n", i + 1, temp[i].tile);        printf("第%d位老师的地址为：%s \n", i + 1, temp[i].addr);        for (int j = 0; j < studentNum; ++j)        {            printf("第%d位老师的第%d位学生的姓名为：%s\n", i + 1, j + 1, temp[i].student[j]);        }    }    return rv;}// 排序结构体数组int SortStructArray(AdvTeacher*t, int structArrarySize){    int rv = 0;    if (NULL == t)    {        rv = -1;        return rv;    }    AdvTeacher *temp = t;    for (int i = 0; i < structArrarySize; ++i)    {        for (int j = i + 1; j < structArrarySize; ++j)        {            if (0 > strcmp(temp[i].name, temp[j].name))            {                AdvTeacher tmp = temp[i];                temp[i] = temp[j];                 temp[j] = tmp;            }        }    }    return rv;}
     

 

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