win&linux 在同一个有关问题下的不同表现

win&linux 在同一个问题上的不同表现

?我在写单链表的逆转时，遇到了一些很有意思的事情。

?

同样一段代码，在

win

和

linux

下是完全两种不同的结果。

#include <stdio.h>

#include <stdlib.h>
#include <string.h>
#define SIZE    64
typedef struct info{
    int     num;
    char    msg[SIZE];
    struct info *next;
}Info;
typedef struct vec{
    Info *element;
    struct vec *next;
}Vector;
const unsigned int SIZE_INFO = sizeof(Info);
Info *createInfo(Info *header, int nums)
{
    int num = 0;
    char *msg = "hello msg";
    Info *tmp = NULL;
    Info *h2 = header;
    int i = 0;
    #define NUM 4
    char strNum[NUM];
    memset(strNum, 0x00, NUM);
    header->num = 0;
    for (i = 0; i < nums; i++) {
        tmp = (Info *)calloc(SIZE_INFO, 1);
        tmp->num = num++;
        strcpy(tmp->msg, msg);
        sprintf(strNum, ": %d", tmp->num);
        strcat(tmp->msg, strNum);
        h2->next = tmp;
        h2 = h2->next;
        h2->next = NULL;
        header->num++;
	memset(strNum, 0x00, NUM);
    }
    return header;
}
void  deleteInfo(Info *header)
{
    Info *tmp   = header->next;
    Info *tmp2  = NULL;
    while(tmp != NULL) {
        tmp2 = tmp->next;
        free(tmp);
        tmp = tmp2;
    }
    header->next = NULL;
}
void printInfo(const Info *header)
{
    Info *tmp = header->next;
    while (tmp != NULL) {
        printf("[num]->%dt[msg]->%sn", tmp->num, tmp->msg);
        tmp = tmp->next;
    }
    printf("**END**n");
}
Info *reserve(Info *header)
{
    Info *tail   = NULL;
    Info *tmp    = NULL;
    Vector *v    = (Vector *)calloc(sizeof(Vector), 1);
    v->next      = NULL;
    Vector *vTmp = NULL;
    tmp = header;
    while(tmp->next != NULL) {
        tmp = tmp->next;
        vTmp = (Vector *)calloc(sizeof(Vector), 1);
        vTmp->element = tmp;
        if (v->next == NULL) {
            v->next = vTmp;
            vTmp->next = NULL;
        } else {
            vTmp->next = v->next;
            v->next = vTmp;
        }
    }
    vTmp = v;
    tmp = header;
    while (vTmp->next != NULL) {
        tmp->next = vTmp->next->element;
        vTmp = vTmp->next;
        tmp = tmp->next;
    }
    tmp->next = NULL;
    vTmp = v->next;
    Vector *vTmp2 = NULL;
    while (vTmp != NULL) {
        vTmp2 = vTmp->next;
        free(vTmp);
        vTmp = vTmp2;
    }
    vTmp = NULL;
    free(v);
    v = NULL;
    return header;
}
void re(Info *header, Info *cur)
{
    if (cur->next == NULL) {
        header->next = cur;
        cur->next = NULL;
    } else {
        Info *a = NULL;
        Info *b = NULL;
        if (header == cur) {
            a = cur->next;
            b = a->next;
        } else {
            a = cur;
            b = cur->next;
        }
        if (b != NULL) {
            re(header, b);
            b->next = a;
            if (cur == header) a->next = NULL;
        }
    }
}
int main(int argc, char *argv[])
{
    Info *header = (Info *)calloc(SIZE_INFO, 1);
    int num;
    if (argc == 1) num = 11;
    else sscanf(argv[1], "%d", &num);
    header = createInfo(header, num);
    printInfo(heade