Source code changes necessary to compile on OS X.

src/Starfighter.cpp

@@ -28,6 +28,23 @@ int main(int argc, char **argv)
 
 	if (chdir(DATADIR) == -1)
 		printf("Warning: failed to change directory to \"%s\"\n", DATADIR);
+ 
+    // This makes relative paths work in C++ in Xcode by changing directory to the Resources folder inside the .app bundle
+#ifdef __APPLE__
+    CFBundleRef mainBundle = CFBundleGetMainBundle();
+    CFURLRef resourcesURL = CFBundleCopyResourcesDirectoryURL(mainBundle);
+    char path[PATH_MAX];
+    if (!CFURLGetFileSystemRepresentation(resourcesURL, TRUE, (UInt8 *)path, PATH_MAX))
+    {
+        // error!
+    }
+    CFRelease(resourcesURL);
+    
+    chdir(path);
+    printf("Current directory \"%s\"\n", path);
+#endif
+    // ----------------------------------------------------------------------------
+
 
 	engine_init(); // Must do this first!
 

src/Starfighter.h

@@ -28,9 +28,16 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <sys/stat.h>
 #include <unistd.h>
 
+#ifdef __APPLE__
+#include <SDL2/SDL.h>
+#include <SDL2_image/SDL_image.h>
+#include <SDL2_mixer/SDL_mixer.h>
+#include "CoreFoundation/CoreFoundation.h"
+#else
 #include "SDL.h"
 #include "SDL_image.h"
 #include "SDL_mixer.h"
+#endif
 
 #include "defs.h"
 #include "structs.h"

src/colors.cpp

@@ -17,8 +17,6 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include <SDL.h>
-
 #include "Starfighter.h"
 
 Uint32 red;

src/engine.h

@@ -20,7 +20,12 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #ifndef GLOBALS_H
 #define GLOBALS_H
 
+#ifdef __APPLE__
+#include <SDL2/SDL.h>
+#else
 #include "SDL.h"
+#endif
+
 
 #include "defs.h"
 #include "structs.h"

src/renderer.cpp

@@ -17,7 +17,12 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#ifdef __APPLE__
+#include <SDL2/SDL.h>
+#else
 #include "SDL.h"
+#endif
+
 
 #include "screen.h"
 

src/screen.cpp

@@ -19,8 +19,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #include <stdlib.h>
 
-#include "SDL.h"
-
 #include "engine.h"
 #include "gfx.h"
 #include "structs.h"

src/title.cpp

@@ -285,7 +285,7 @@ int doTitle()
 		aliens[i].face = 0;
 	}
 
-	sprintf(buildVersion, "Version "VERSION);
+    sprintf(buildVersion, "Version %s", VERSION );
 
 	SDL_Rect optionRec;
 

src/window.cpp

@@ -17,6 +17,11 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#ifdef __APPLE__
+#include <SDL2/SDL.h>
+#else
 #include "SDL.h"
+#endif
+
 
 SDL_Window *window;