Avoid function declarator with no prototype errors

This is for SDCC 4.4.0 at least.

4 files changed, 18 insertions, 18 deletions

diff --git a/game/src/game.c b/game/src/game.c
index 2fea5a3..3f91e23 100644
--- a/game/src/game.c
+++ b/game/src/game.c
@@ -19,7 +19,7 @@
 
 #define BG_TILE_MAP 0x1800
 
-void init_map_entities()
+void init_map_entities(void)
 {
     const uint8_t *m = cur_map;
     uint8_t typ, last = 0;
@@ -83,7 +83,7 @@ void init_map_entities()
 
 }
 
-void draw_map()
+void draw_map(void)
 {
     // draw the map!
     //
@@ -96,7 +96,7 @@ void draw_map()
     ubox_write_vm((uint8_t *)BG_TILE_MAP, MAP_W * MAP_H, cur_map_data);
 }
 
-void draw_hud()
+void draw_hud(void)
 {
     uint8_t i;
 
@@ -189,7 +189,7 @@ uint8_t is_map_elevator_up(uint8_t x, uint8_t y)
     return (t == 14 || t == 15);
 }
 
-void update_enemy()
+void update_enemy(void)
 {
     // check for the player; if alive and not invulnerable!
     // we use small hit boxes
@@ -253,7 +253,7 @@ void update_enemy()
     spman_alloc_sprite(&sp);
 }
 
-void update_player()
+void update_player(void)
 {
     // to know if we need to update the walk animation
     uint8_t moved = 0;
@@ -371,7 +371,7 @@ void update_player()
     spman_alloc_fixed_sprite(&sp);
 }
 
-void run_game()
+void run_game(void)
 {
     uint8_t i;
 
diff --git a/game/src/game.h b/game/src/game.h
index 5f5d603..1354522 100644
--- a/game/src/game.h
+++ b/game/src/game.h
@@ -80,16 +80,16 @@ struct entity
     uint8_t flags;
     uint8_t delay;
     uint8_t frame;
-    void (*update)();
+    void (*update)(void);
 };
 
-void run_game();
+void run_game(void);
 
-void update_player();
-void update_enemy();
+void update_player(void);
+void update_enemy(void);
 
-void draw_map();
-void draw_hud();
+void draw_map(void);
+void draw_hud(void);
 
 void erase_battery(uint8_t x, uint8_t y);
 
diff --git a/game/src/main.c b/game/src/main.c
index c95fcc8..577fd5c 100644
--- a/game/src/main.c
+++ b/game/src/main.c
@@ -12,7 +12,7 @@
 // generated
 #include "tiles.h"
 
-void draw_menu()
+void draw_menu(void)
 {
     uint8_t i;
 
@@ -39,7 +39,7 @@ void draw_menu()
     ubox_enable_screen();
 }
 
-void draw_end_game()
+void draw_end_game(void)
 {
     ubox_disable_screen();
 
@@ -63,7 +63,7 @@ void draw_end_game()
     }
 }
 
-void draw_game_over()
+void draw_game_over(void)
 {
     ubox_disable_screen();
 
@@ -78,7 +78,7 @@ void draw_game_over()
     ubox_wait_for(128);
 }
 
-void main()
+void main(void)
 {
     //  PAL: 50/2 = 25 FPS
     // NTSC: 60/2 = 30 FPS
diff --git a/game/src/main.h b/game/src/main.h
index 9f7b628..606a07c 100644
--- a/game/src/main.h
+++ b/game/src/main.h
@@ -33,8 +33,8 @@ enum effects
     EFX_DEAD,
 };
 
-void draw_end_game();
-void draw_menu();
+void draw_end_game(void);
+void draw_menu(void);
 
 // store the selected control
 LOCAL uint8_t ctl;