c keisho

Animal.c

#include "AnimalP.h"

int Animal_init(Animal animal, char* name) {
	memset( animal->name, 0x00, sizeof( animal->name ) );
	strcpy( animal->name, name );
}

int Animal_done( Animal animal ) {
	/* do nothing */
}

void Animal_sayName( Animal animal ) {
	printf( "%s\n", animal->name );
}

Animal.h

#pragma once
typedef struct animal* Animal;
void Animal_sayName( Animal animal );

AnimalP.h

#pragma once

#include "Animal.h"

struct animal {
	char name[ 20 ];
};

int Animal_init( Animal animal, char* name );
int Animal_done( Animal animal );

dog.c

#include <stdlib.h>
#include "dog.h"
#include "AnimalP.h"

struct dog {
	struct animal;	//スーパークラスは構造体の一番上に定義
	//以降犬クラス固有のメンバ
};

Dog Dog_create( char* name ) {
	Dog t = calloc( sizeof( struct dog ) ,1);
	Animal_init( (Animal)t, name );
	return t;
}

void Dog_berg( Dog dog )
{
	printf( "wan!!\n" );
}

void Dog_delete( Dog dog ){
	Animal_done( ( Animal )dog );
	free( dog );
}

dog.h

#pragma once
#include <stdio.h>

typedef struct dog* Dog;

Dog Dog_create( char* );
void Dog_berg( Dog );
void Dog_delete( Dog );

main.c

#include "animal.h"
#include "dog.h"

int main() {

	Dog one = Dog_create("lewis");
	Dog two = Dog_create( "mike" );

	Animal_sayName( ( Animal )one );
	Animal_sayName( ( Animal )two );

	Dog_delete( one );
	Dog_delete( two );

	return 0;
}