player.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include "closure.h"
   4 #include "player.h"
   5
   6 static bool player_adult(Player *self)
   7 {
   8         return self->age >= 18;
   9 }
  10
  11 static void player_print(Player *self)
  12 {
  13         printf("Name: %s\nAge: %d\n", self->name, self->age);
  14 }
  15
  16 static void player_birthday(Player *self)
  17 {
  18         self->age++;
  19 }
  20
  21 static int player_compare(Player *other, Player *self)
  22 {
  23         return self->age - other->age;
  24 }
  25
  26 static void player_delete(Player *self)
  27 {
  28         closure_destroy(self->closure);
  29         free(self);
  30 }
  31
  32 Player *player(char *name)
  33 {
  34         Player *self = malloc(sizeof *self);
  35         self->name = name;
  36         self->age = 0;
  37
  38         self->closure = closure_create(self, (ClosureParam[5]) {
  39                 {&player_adult,    &self->adult,    0},
  40                 {&player_print,    &self->print,    0},
  41                 {&player_birthday, &self->birthday, 0},
  42                 {&player_compare,  &self->compare,  1},
  43                 {&player_delete,   &self->delete,   0},
  44         }, 5);
  45
  46         return self;
  47 }