fc_interface.cpp

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/*
_   ._       Copyright (c) 1996-2021 Freeciv21 and Freeciv contributors.
 \  |    This file is part of Freeciv21. Freeciv21 is free software: you
  \_|        can redistribute it and/or modify it under the terms of the
 .' '.              GNU General Public License  as published by the Free
 :O O:             Software Foundation, either version 3 of the License,
 '/ \'           or (at your option) any later version. You should have
  :X:      received a copy of the GNU General Public License along with
  :X:              Freeciv21. If not, see https://www.gnu.org/licenses/.
 */
 
// utility
#include "shared.h"
 
// common
#include "player.h"
#include "tile.h"
 
#include "fc_interface.h"
 
/* Struct with functions pointers; the functions are defined in
   ./client/client_main.c:init_client_functions() and
   ./server/srv_main.c:init_server_functions(). */
struct functions fc_functions;
 
// The functions are accessed via this pointer.
const struct functions *fc_funcs = nullptr;
/* After this is set to TRUE (in interface_init()), the functions are
   available via fc_funcs. */
bool fc_funcs_defined = false;
 
struct functions *fc_interface_funcs()
{
  fc_assert_exit(fc_funcs_defined == false);
 
  return &fc_functions;
}
 
void fc_interface_init()
{
  fc_funcs = &fc_functions;
 
  // Test the existence of each required function here!
  fc_assert_exit(fc_funcs->server_setting_by_name);
  fc_assert_exit(fc_funcs->server_setting_name_get);
  fc_assert_exit(fc_funcs->server_setting_type_get);
  fc_assert_exit(fc_funcs->server_setting_val_bool_get);
  fc_assert_exit(fc_funcs->server_setting_val_int_get);
  fc_assert_exit(fc_funcs->server_setting_val_bitwise_get);
  fc_assert_exit(fc_funcs->player_tile_vision_get);
  fc_assert_exit(fc_funcs->player_tile_city_id_get);
 
  fc_funcs_defined = true;
 
  setup_real_activities_array();
}
 
void free_libfreeciv()
{
  diplrel_mess_close();
  free_multicast_group();
}