Modular makefile

Makefile

@@ -1,5 +1,14 @@
+libs = -lmingw32 -lSDL2main -lSDL2 -lopengl32 -lSDL2_image -lSDL2_ttf
+includes = -I"C:\SDL2\x32\include"
+compiler = gcc
+warningLevel = -Wall
+sources = *.c
+linker = -L"C:\SDL2\x32\lib"
+target = Asteroids.exe
+args = -o
+
 all:
-	gcc -Wall -IC:\SDL2\x32\include *.c -LC:\SDL2\x32\lib -lmingw32 -lSDL2main -lSDL2 -lopengl32 -lSDL2_image -lSDL2_ttf -o Asteroids.exe
+	$(compiler) $(warningLevel) $(includes) $(sources) $(linker) $(libs) $(args) $(target)
 
 run:
-	Asteroids.exe
+	$(target)

asteroids.h

@@ -25,7 +25,7 @@ typedef struct enemyStruct {
     Bullet * Bullets;
 } Enemy;
 
-typedef struct shipStruct{
+typedef struct shipStruct {
     bool TurnRightButtonPressed, TurnLeftButtonPressed, ForwardButtonPressed, ShootButtonPressed, IsDead;
     double Rotation;
     Vector FacingDirection, Location, Momentum;

main.c

@@ -55,7 +55,7 @@ int main(int argc, char * args[]){
                 case SDL_KEYDOWN:
                     if (event.key.keysym.scancode == SDL_SCANCODE_ESCAPE) running = false;
                     break;
-                case SDL_MouseButtonEvent:
+                case SDL_MOUSEBUTTONDOWN:
                     mousePress(event.button);
                     break;
             }