函数指针.txt

嵌入式C语言培训课件

#include <stdio.h>
int functionA(int event);
int functionB(int event);
int functionZ(int event);
typedef  int (*pFunc)(int event);
typedef enum { 
	A =0,
	B,
    Z
} Status_t;

pFunc  functionlist[2] =
{
		functionA,				          
		functionB,            
		functionZ
};
void main()
{
	Status_t   status;
	status = A;
	functionlist[status](status);	
}

int functionA(int event)
{
	return 0;
}

int functionB(int event) 
{
	return 0;
}

int functionZ(int event) 
{
	return 0;
}