结构体动态分配大小

#include

#include

#include

typedef struct{

char size;

char data[1];

}Node;

int main(int argc, char *argv[])

{

char *s = "hello,world"

int len = 11;

Node *p = NULL;

p = (Node*)malloc(sizeof(Node)+len);

if(p != NULL){

p->size = len;

memmove(p->data, s, len);

}

free(p);

p = NULL;

return 0;

}