changed name of preprocessor constant
[rocksndiamonds.git] / src / libgame / system.h
index a949914ee1cbb900faa42aab4e71da903d54fa1a..065d8836a86ecdc0d6d5af95cd95849d9b09fcef 100644 (file)
@@ -4,7 +4,7 @@
 // (c) 1995-2014 by Artsoft Entertainment
 //                         Holger Schemel
 //                 info@artsoft.org
-//                 http://www.artsoft.org/
+//                 https://www.artsoft.org/
 // ----------------------------------------------------------------------------
 // system.h
 // ============================================================================
@@ -22,6 +22,8 @@
 #include "windows.h"
 #elif defined(PLATFORM_ANDROID)
 #include "android.h"
+#elif defined(PLATFORM_EMSCRIPTEN)
+#include "emscripten.h"
 #endif
 
 #include "sdl.h"
 #define STR_SPECIAL_RENDERING_TARGET   "target_texture_only"
 #define STR_SPECIAL_RENDERING_DOUBLE   "stream_and_target_texture"
 
+#if defined(PLATFORM_EMSCRIPTEN)
+#define STR_SPECIAL_RENDERING_DEFAULT  STR_SPECIAL_RENDERING_BITMAP
+#else
 #define STR_SPECIAL_RENDERING_DEFAULT  STR_SPECIAL_RENDERING_DOUBLE
+#endif
 
 #define SPECIAL_RENDERING_OFF          0
 #define SPECIAL_RENDERING_BITMAP       1
 #define SPECIAL_RENDERING_TARGET       2
 #define SPECIAL_RENDERING_DOUBLE       3
 
-#define SPECIAL_RENDERING_DEFAULT      SPECIAL_RENDERING_DOUBLE
-
 // values for vertical screen retrace synchronization (vsync)
 #define STR_VSYNC_MODE_OFF             "off"
 #define STR_VSYNC_MODE_NORMAL          "normal"
 
 #define VSYNC_MODE_DEFAULT             VSYNC_MODE_OFF
 
+#define VSYNC_MODE_STR_TO_INT(s)                                       \
+  (strEqual((s), STR_VSYNC_MODE_NORMAL)                ? VSYNC_MODE_NORMAL :   \
+   strEqual((s), STR_VSYNC_MODE_ADAPTIVE)      ? VSYNC_MODE_ADAPTIVE : \
+   VSYNC_MODE_OFF)
+
+#define VSYNC_MODE_INT_TO_STR(i)                                       \
+  ((i) == VSYNC_MODE_NORMAL            ? STR_VSYNC_MODE_NORMAL :       \
+   (i) == VSYNC_MODE_ADAPTIVE          ? STR_VSYNC_MODE_ADAPTIVE :     \
+   STR_VSYNC_MODE_OFF)
+
 // values for network server settings
 #define STR_NETWORK_AUTO_DETECT                "auto_detect_network_server"
 #define STR_NETWORK_AUTO_DETECT_SETUP  "(auto detect network server)"
 
+// values for API server settings
+#define API_SERVER_HOSTNAME            "api.artsoft.org"
+#define API_SERVER_PORT                        80
+#define API_SERVER_METHOD              "POST"
+#define API_SERVER_URI_ADD             "/api/scores/add"
+#define API_SERVER_URI_GET             "/api/scores/get"
+#define API_SERVER_URI_GETTAPE         "/api/scores/gettape"
+#define API_SERVER_URI_RENAME          "/api/players/rename"
+#define API_SERVER_URI_RESETUUID       "/api/players/resetuuid"
+
+#if defined(TESTING)
+#undef API_SERVER_HOSTNAME
+#define API_SERVER_HOSTNAME            "api-test.artsoft.org"
+#define TEST_PREFIX                    "test."
+#else
+#define TEST_PREFIX                    ""
+#endif
+
 // values for touch control
 #define TOUCH_CONTROL_OFF              "off"
 #define TOUCH_CONTROL_VIRTUAL_BUTTONS  "virtual_buttons"
 
 // values for special settings for mobile devices
 #if defined(PLATFORM_ANDROID)
+#define HAS_TOUCH_DEVICE
 #define USE_TOUCH_INPUT_OVERLAY
 #define USE_COMPLETE_DISPLAY
 #define HAS_SCREEN_KEYBOARD
-#define SCREEN_KEYBOARD_POS(h)         ((h) / 2)
+#define SCREEN_KEYBOARD_POS(h)         ((h) * 40 / 100)
 #endif
 
 // values for drag-and-drop support (some parts not added before SDL 2.0.5)
 // default shortcut keys
 #define DEFAULT_KEY_SAVE_GAME          KSYM_F1
 #define DEFAULT_KEY_LOAD_GAME          KSYM_F2
+#define DEFAULT_KEY_RESTART_GAME       KSYM_F3
+#define DEFAULT_KEY_PAUSE_BEFORE_END   KSYM_F4
 #define DEFAULT_KEY_TOGGLE_PAUSE       KSYM_space
 #define DEFAULT_KEY_FOCUS_PLAYER_1     KSYM_F5
 #define DEFAULT_KEY_FOCUS_PLAYER_2     KSYM_F6
 #define ANIM_STATIC_PANEL      (1 << 13)
 #define ANIM_ALL               (1 << 14)
 #define ANIM_ONCE              (1 << 15)
+#define ANIM_TILED             (1 << 16)
+#define ANIM_RANDOM_STATIC     (1 << 17)
 
 #define ANIM_DEFAULT           ANIM_LOOP
 
-// values for special drawing styles (currently only for crumbled graphics)
+// values for special drawing styles and event handling
 #define STYLE_NONE             0
+
+// values used for crumbled graphics
 #define STYLE_ACCURATE_BORDERS (1 << 0)
 #define STYLE_INNER_CORNERS    (1 << 1)
+
+// values used for game panel graphics
 #define STYLE_REVERSE          (1 << 2)
+#define STYLE_LEFTMOST_POSITION        (1 << 3)
 
-// values for special event handling style (used for global animation)
-#define STYLE_PASSTHROUGH      (1 << 3)
-#define STYLE_MULTIPLE_ACTIONS (1 << 4)
+// values used for global animations
+#define STYLE_BLOCK            (1 << 4)
+#define STYLE_PASSTHROUGH      (1 << 5)
+#define STYLE_MULTIPLE_ACTIONS (1 << 6)
 
 #define STYLE_DEFAULT          STYLE_NONE
 
 // maximum number of parallel players supported by libgame functions
 #define MAX_PLAYERS            4
 
+// maximum number of player names
+#define MAX_PLAYER_NAMES       12
+
 // maximum allowed length of player name
 #define MAX_PLAYER_NAME_LEN    10
 
                                         JOY_BUTTON_2 :                  \
                                         JOY_NO_ACTION)
 
+// maximum number of level sets in the level set history
+#define MAX_LEVELDIR_HISTORY   12
+
 // default name for empty highscore entry
 #define EMPTY_PLAYER_NAME      "no name"
 
 // default value for undefined levelset
 #define UNDEFINED_LEVELSET     "[NONE]"
 
+// default value for undefined password
+#define UNDEFINED_PASSWORD     "[undefined]"
+
 // default value for undefined parameter
 #define ARG_DEFAULT            "[DEFAULT]"
 
 // default value for off-screen positions
 #define POS_OFFSCREEN          (-1000000)
 
-// definitions for game sub-directories
-#ifndef RO_GAME_DIR
-#define RO_GAME_DIR            "."
-#endif
-
-#ifndef RW_GAME_DIR
-#define RW_GAME_DIR            "."
+// definitions for game base path and sub-directories
+#ifndef BASE_PATH
+#define BASE_PATH              "."
 #endif
 
-#define RO_BASE_PATH           RO_GAME_DIR
-#define RW_BASE_PATH           RW_GAME_DIR
-
 // directory names
 #define GRAPHICS_DIRECTORY     "graphics"
 #define SOUNDS_DIRECTORY       "sounds"
 #define TAPES_DIRECTORY                "tapes"
 #define SCORES_DIRECTORY       "scores"
 #define DOCS_DIRECTORY         "docs"
+#define ELEMENTS_DIRECTORY     "elements"
+#define CREDITS_DIRECTORY      "credits"
+#define PROGRAM_INFO_DIRECTORY "program"
 #define CACHE_DIRECTORY                "cache"
 #define CONF_DIRECTORY         "conf"
 #define NETWORK_DIRECTORY      "network"
+#define USERS_DIRECTORY                "users"
+#define PERSISTENT_DIRECTORY   "/persistent"
 
 #define GFX_CLASSIC_SUBDIR     "gfx_classic"
 #define SND_CLASSIC_SUBDIR     "snd_classic"
 // file names and filename extensions
 #define LEVELSETUP_DIRECTORY   "levelsetup"
 #define SETUP_FILENAME         "setup.conf"
+#define USERSETUP_FILENAME     "usersetup.conf"
 #define AUTOSETUP_FILENAME     "autosetup.conf"
 #define LEVELSETUP_FILENAME    "levelsetup.conf"
+#define SERVERSETUP_FILENAME   "serversetup.conf"
 #define EDITORSETUP_FILENAME   "editorsetup.conf"
 #define EDITORCASCADE_FILENAME "editorcascade.conf"
 #define HELPANIM_FILENAME      "helpanim.conf"
 #define MUSICINFO_FILENAME     "musicinfo.conf"
 #define ARTWORKINFO_CACHE_FILE "artworkinfo.cache"
 #define LEVELTEMPLATE_FILENAME "template.level"
+#define UPLOADED_FILENAME      ".uploaded"
 #define LEVELFILE_EXTENSION    "level"
 #define TAPEFILE_EXTENSION     "tape"
 #define SCOREFILE_EXTENSION    "score"
 #define TREE_TYPE_MUSIC_DIR    ARTWORK_TYPE_MUSIC
 #define TREE_TYPE_LEVEL_DIR    3
 #define TREE_TYPE_LEVEL_NR     4
+#define TREE_TYPE_PLAYER_NAME  5
+#define TREE_TYPE_SCORE_ENTRY  6
 
 #define NUM_BASE_TREE_TYPES    4
-#define NUM_TREE_TYPES         5
+#define NUM_TREE_TYPES         7
+
+#define TREE_TYPE_IS_DIR(type) ((type) == TREE_TYPE_GRAPHICS_DIR ||    \
+                                (type) == TREE_TYPE_SOUNDS_DIR ||      \
+                                (type) == TREE_TYPE_MUSIC_DIR ||       \
+                                (type) == TREE_TYPE_LEVEL_DIR)
 
 #define INFOTEXT_UNDEFINED     ""
 #define INFOTEXT_GRAPHICS_DIR  "Custom Graphics"
 #define INFOTEXT_MUSIC_DIR     "Custom Music"
 #define INFOTEXT_LEVEL_DIR     "Level Sets"
 #define INFOTEXT_LEVEL_NR      "Levels"
-
-#define TREE_INFOTEXT(t)       ((t) == TREE_TYPE_LEVEL_NR ?            \
+#define INFOTEXT_PLAYER_NAME   "Players & Teams"
+#define INFOTEXT_SCORE_ENTRY   "Hall of Fame"
+
+#define BACKLINK_TEXT_MAIN     ".. (main menu)"
+#define BACKLINK_TEXT_SETUP    ".. (setup menu)"
+#define BACKLINK_TEXT_PARENT   ".. (parent directory)"
+#define BACKLINK_TEXT_BACK     "back"
+
+#define TREE_INFOTEXT(t)       ((t) == TREE_TYPE_SCORE_ENTRY ?         \
+                                INFOTEXT_SCORE_ENTRY :                 \
+                                (t) == TREE_TYPE_PLAYER_NAME ?         \
+                                INFOTEXT_PLAYER_NAME :                 \
+                                (t) == TREE_TYPE_LEVEL_NR ?            \
                                 INFOTEXT_LEVEL_NR :                    \
                                 (t) == TREE_TYPE_LEVEL_DIR ?           \
                                 INFOTEXT_LEVEL_DIR :                   \
                                 INFOTEXT_MUSIC_DIR :                   \
                                 INFOTEXT_UNDEFINED)
 
+#define TREE_BACKLINK_TEXT(t)  ((t) == TREE_TYPE_SCORE_ENTRY ?         \
+                                BACKLINK_TEXT_BACK :                   \
+                                (t) == TREE_TYPE_LEVEL_DIR ?           \
+                                BACKLINK_TEXT_MAIN :                   \
+                                BACKLINK_TEXT_SETUP)
+
 #define TREE_USERDIR(t)                ((t) == TREE_TYPE_LEVEL_DIR ?           \
                                 getUserLevelDir(NULL) :                \
                                 (t) == TREE_TYPE_GRAPHICS_DIR ?        \
                                 (artwork).snd_first :                  \
                                 (artwork).mus_first)
 
+#define ARTWORK_CURRENT_PTR(artwork, type)                             \
+                               ((type) == ARTWORK_TYPE_GRAPHICS ?      \
+                                &(artwork).gfx_current :               \
+                                (type) == ARTWORK_TYPE_SOUNDS ?        \
+                                &(artwork).snd_current :               \
+                                &(artwork).mus_current)
+
+#define ARTWORK_CURRENT(artwork, type)                                 \
+                               ((type) == ARTWORK_TYPE_GRAPHICS ?      \
+                                (artwork).gfx_current :                \
+                                (type) == ARTWORK_TYPE_SOUNDS ?        \
+                                (artwork).snd_current :                \
+                                (artwork).mus_current)
+
 #define ARTWORK_CURRENT_IDENTIFIER_PTR(artwork, type)                  \
                                ((type) == ARTWORK_TYPE_GRAPHICS ?      \
                                 &(artwork).gfx_current_identifier :    \
 #define UPDATE_BUSY_STATE()                    \
 {                                              \
   if (gfx.draw_busy_anim_function != NULL)     \
-    gfx.draw_busy_anim_function();             \
+    gfx.draw_busy_anim_function(TRUE);         \
+}
+#define UPDATE_BUSY_STATE_NOT_LOADING()                \
+{                                              \
+  if (gfx.draw_busy_anim_function != NULL)     \
+    gfx.draw_busy_anim_function(FALSE);                \
 }
 
 
@@ -950,8 +1046,7 @@ struct ProgramInfo
   void (*exit_message_function)(char *, va_list);
   void (*exit_function)(int);
 
-  boolean global_scores;
-  boolean many_scores_per_name;
+  int api_thread_count;
 
   boolean headless;
 };
@@ -965,11 +1060,15 @@ struct NetworkInfo
   char *server_host;
   int server_port;
 
+  SDL_Thread *server_thread;
+  boolean is_server_thread;
 };
 
 struct RuntimeInfo
 {
   boolean uses_touch_device;
+
+  boolean use_api_server;
 };
 
 struct OptionInfo
@@ -977,8 +1076,7 @@ struct OptionInfo
   char *server_host;
   int server_port;
 
-  char *ro_base_directory;
-  char *rw_base_directory;
+  char *base_directory;
   char *level_directory;
   char *graphics_directory;
   char *sounds_directory;
@@ -987,8 +1085,14 @@ struct OptionInfo
   char *conf_directory;
 
   char *execute_command;
+  char *tape_log_filename;
 
   char *special_flags;
+  char *debug_mode;
+
+  char *player_name;
+  char *identifier;
+  char *level_nr;
 
   boolean mytapes;
   boolean serveronly;
@@ -1122,7 +1226,7 @@ struct GfxInfo
 
   int anim_random_frame;
 
-  void (*draw_busy_anim_function)(void);
+  void (*draw_busy_anim_function)(boolean);
   void (*draw_global_anim_function)(int, int);
   void (*draw_global_border_function)(int);
   void (*draw_tile_cursor_function)(int);
@@ -1144,6 +1248,8 @@ struct TileCursorInfo
   int target_x, target_y;      // tile cursor target screen position
 
   int sx, sy;                  // tile cursor screen start position
+
+  boolean xsn_debug;           // enable or disable XSN debugging
 };
 
 struct OverlayInfo
@@ -1237,6 +1343,8 @@ struct SetupEditorInfo
 
   boolean show_element_token;
 
+  boolean show_read_only_warning;
+
   boolean use_template_for_new_levels;
 };
 
@@ -1245,6 +1353,11 @@ struct SetupAutoSetupInfo
   int editor_zoom_tilesize;
 };
 
+struct SetupLevelSetupInfo
+{
+  char *last_level_series[MAX_LEVELDIR_HISTORY + 1];
+};
+
 struct SetupEditorCascadeInfo
 {
   boolean el_bd;
@@ -1261,6 +1374,7 @@ struct SetupEditorCascadeInfo
   boolean el_steel_chars;
   boolean el_ce;
   boolean el_ge;
+  boolean el_es;
   boolean el_ref;
   boolean el_user;
   boolean el_dynamic;
@@ -1270,6 +1384,8 @@ struct SetupShortcutInfo
 {
   Key save_game;
   Key load_game;
+  Key restart_game;
+  Key pause_before_end;
   Key toggle_pause;
 
   Key focus_player[MAX_PLAYERS];
@@ -1294,6 +1410,7 @@ struct SetupShortcutInfo
 
 struct SetupSystemInfo
 {
+  char *sdl_renderdriver;
   char *sdl_videodriver;
   char *sdl_audiodriver;
   int audio_fragment_size;
@@ -1329,6 +1446,7 @@ struct SetupInternalInfo
   boolean create_user_levelset;
 
   boolean menu_game;
+  boolean menu_engines;
   boolean menu_editor;
   boolean menu_graphics;
   boolean menu_sound;
@@ -1338,6 +1456,15 @@ struct SetupInternalInfo
   boolean menu_shortcuts;
   boolean menu_exit;
   boolean menu_save_and_exit;
+
+  boolean info_title;
+  boolean info_elements;
+  boolean info_music;
+  boolean info_credits;
+  boolean info_program;
+  boolean info_version;
+  boolean info_levelset;
+  boolean info_exit;
 };
 
 struct SetupDebugInfo
@@ -1347,11 +1474,17 @@ struct SetupDebugInfo
   boolean frame_delay_use_mod_key;
   boolean frame_delay_game_only;
   boolean show_frames_per_second;
+  int xsn_mode;
+  int xsn_percent;
 };
 
 struct SetupInfo
 {
   char *player_name;
+  char *player_uuid;
+  int player_version;
+
+  boolean multiple_users;
 
   boolean sound;
   boolean sound_loops;
@@ -1365,6 +1498,7 @@ struct SetupInfo
   int engine_snapshot_memory;
   boolean fade_screens;
   boolean autorecord;
+  boolean auto_pause_on_start;
   boolean show_titlescreen;
   boolean quick_doors;
   boolean team_mode;
@@ -1372,7 +1506,8 @@ struct SetupInfo
   boolean skip_levels;
   boolean increment_levels;
   boolean auto_play_next_level;
-  boolean skip_scores_after_game;
+  boolean count_score_after_game;
+  boolean show_scores_after_game;
   boolean time_limit;
   boolean fullscreen;
   int window_scaling_percent;
@@ -1382,14 +1517,20 @@ struct SetupInfo
   boolean ask_on_escape;
   boolean ask_on_escape_editor;
   boolean ask_on_game_over;
+  boolean ask_on_quit_game;
+  boolean ask_on_quit_program;
   boolean quick_switch;
   boolean input_on_focus;
   boolean prefer_aga_graphics;
+  boolean prefer_lowpass_sounds;
+  boolean prefer_extra_panel_items;
   boolean game_speed_extended;
   int game_frame_delay;
   boolean sp_show_border_elements;
   boolean small_game_graphics;
-  boolean show_snapshot_buttons;
+  boolean show_load_save_buttons;
+  boolean show_undo_redo_buttons;
+  char *scores_in_highscore_list;
 
   char *graphics_set;
   char *sounds_set;
@@ -1406,7 +1547,18 @@ struct SetupInfo
   int network_player_nr;
   char *network_server_hostname;
 
+  boolean use_api_server;
+  char *api_server_hostname;
+  char *api_server_password;
+  boolean ask_for_uploading_tapes;
+  boolean ask_for_remaining_tapes;
+  boolean provide_uploading_tapes;
+  boolean ask_for_using_api_server;
+  boolean has_remaining_tapes;
+
   struct SetupAutoSetupInfo auto_setup;
+  struct SetupLevelSetupInfo level_setup;
+
   struct SetupEditorInfo editor;
   struct SetupEditorCascadeInfo editor_cascade;
   struct SetupShortcutInfo shortcut;
@@ -1419,6 +1571,11 @@ struct SetupInfo
   struct OptionInfo options;
 };
 
+struct UserInfo
+{
+  int nr;
+};
+
 struct TreeInfo
 {
   struct TreeInfo **node_top;          // topmost node in tree
@@ -1453,6 +1610,8 @@ struct TreeInfo
   char *graphics_set_ecs; // special EMC custom graphics set (ECS graphics)
   char *graphics_set_aga; // special EMC custom graphics set (AGA graphics)
   char *graphics_set;  // optional custom graphics set (level tree only)
+  char *sounds_set_default; // default EMC custom sounds set
+  char *sounds_set_lowpass; // special EMC custom sounds set (lowpass filter)
   char *sounds_set;    // optional custom sounds set (level tree only)
   char *music_set;     // optional custom music set (level tree only)
   char *graphics_path; // path to optional custom graphics set (level only)
@@ -1464,15 +1623,20 @@ struct TreeInfo
 
   char *special_flags; // flags for special actions performed on level file
 
+  char *empty_level_name;   // name pattern if level title is "nameless level"
+  boolean force_level_name; // force also renaming non-nameless level titles
+
   int levels;          // number of levels in level series
   int first_level;     // first level number (to allow start with 0 or 1)
   int last_level;      // last level number (automatically calculated)
   int sort_priority;   // sort levels by 'sort_priority' and then by name
+  int pos;             // custom position information of node in tree
 
   boolean latest_engine;// force level set to use the latest game engine
 
   boolean level_group; // directory contains more level series directories
   boolean parent_link; // entry links back to parent directory
+  boolean is_copy;     // this entry is a copy of another entry in the tree
   boolean in_user_dir; // user defined levels are stored in home directory
   boolean user_defined;        // levels in user directory and marked as "private"
   boolean readonly;    // readonly levels can not be changed with editor
@@ -1737,6 +1901,7 @@ extern struct AnimInfo            anim;
 extern struct ArtworkInfo      artwork;
 extern struct JoystickInfo     joystick;
 extern struct SetupInfo                setup;
+extern struct UserInfo         user;
 
 extern LevelDirTree           *leveldir_first_all;
 extern LevelDirTree           *leveldir_first;
@@ -1754,6 +1919,7 @@ extern int                        button_status;
 extern boolean                 motion_status;
 extern int                     wheel_steps;
 extern boolean                 keyrepeat_status;
+extern boolean                 textinput_status;
 
 extern int                     redraw_mask;
 
@@ -1767,7 +1933,6 @@ void InitProgramInfo(char *, char *, char *, char *, char *, char *, char *,
 void InitNetworkInfo(boolean, boolean, boolean, char *, int);
 void InitRuntimeInfo(void);
 
-void InitScoresInfo(void);
 void SetWindowTitle(void);
 
 void InitWindowTitleFunction(char *(*window_title_function)(void));
@@ -1784,7 +1949,7 @@ void InitGfxDoor3Info(int, int, int, int);
 void InitGfxWindowInfo(int, int);
 void InitGfxScrollbufferInfo(int, int);
 void InitGfxClipRegion(boolean, int, int, int, int);
-void InitGfxDrawBusyAnimFunction(void (*draw_busy_anim_function)(void));
+void InitGfxDrawBusyAnimFunction(void (*draw_busy_anim_function)(boolean));
 void InitGfxDrawGlobalAnimFunction(void (*draw_global_anim_function)(int, int));
 void InitGfxDrawGlobalBorderFunction(void (*draw_global_border_function)(int));
 void InitGfxDrawTileCursorFunction(void (*draw_tile_cursor_function)(int));
@@ -1792,6 +1957,7 @@ void InitGfxCustomArtworkInfo(void);
 void InitGfxOtherSettings(void);
 void InitTileCursorInfo(void);
 void InitOverlayInfo(void);
+void SetOverlayGridSizeAndButtons(void);
 void SetTileCursorEnabled(boolean);
 void SetTileCursorActive(boolean);
 void SetTileCursorTargetXY(int, int);
@@ -1855,6 +2021,7 @@ Bitmap *LoadImage(char *);
 Bitmap *LoadCustomImage(char *);
 void ReloadCustomImage(Bitmap *, char *);
 
+Bitmap *ZoomBitmap(Bitmap *, int, int);
 void ReCreateGameTileSizeBitmap(Bitmap **);
 void CreateBitmapWithSmallBitmaps(Bitmap **, int, int);
 void CreateBitmapTextures(Bitmap **);
@@ -1882,10 +2049,14 @@ KeyMod GetKeyModStateFromEvents(void);
 void StartTextInput(int, int, int, int);
 void StopTextInput(void);
 void PushUserEvent(int, int, int);
+boolean PendingEscapeKeyEvent(void);
 
 void InitJoysticks(void);
 boolean ReadJoystick(int, int *, int *, boolean *, boolean *);
 boolean CheckJoystickOpened(int);
 void ClearJoystickState(void);
 
+void InitEmscriptenFilesystem(void);
+void SyncEmscriptenFilesystem(void);
+
 #endif // SYSTEM_H