plinklist.c

来自「cygwin下的包含各种c基本操作的demo程序」· C语言 代码 · 共 35 行

//-------------------------------------------------------
//        linklist and queue ,tree operation demo
//-------------------------------------------------------
#include <plinklist.h>         

extern char *tt = "a strange declearation(define),isn't it?";
link_list *new_llnode=NULL;
//extern 
struct spe a_ll;  

   
void plinklist(void)  
{
    volatile int aa;
    unsigned char p_str[6] = {0x11,0x22,0x33,0x44,0x55,0x66}; 
    a_ll.aa = 0xbb;
     
    new_llnode = (link_list*)malloc(sizeof(struct ll));//NOTE: do need a struct before ll
     
    
    new_llnode->data = sizeof(struct spe); 
    
    EXAM_ASSERT(a_ll.aa == 0xbb);
    
    printf("the value of new_llnode->data is 0x%x\n",new_llnode->data);
    printf("the value of a_ll.aa is 0x%x\n",a_ll.aa);
    printf("the value of p_str[0] = 0x%x,p_str[1] = 0x%x\n",p_str[0],p_str[1]);
    printf("the value of cover_str.aa = 0x%x \n",((struct cover_str *)p_str)->aa);
    //printf("%d\n",((struct cover_str )(*(p_str)->aa))); error
    
    printf("extern char *tt is %s \n",tt);    
    
    return;
}