godot/platform/osx/godot_main_osx.mm

/*************************************************************************/
/*  godot_main_osx.mm                                                    */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/
#include "os_osx.h"
#include "main/main.h"

#include <string.h>
#include <unistd.h>

//#define main godot_main

int main(int argc, char** argv) {



	if (argc>=1 && argv[0][0]=='/') {
		//potentially launched from finder
		int len = strlen(argv[0]);
		while (len--) {
			if (argv[0][len] == '/') break;
		}
		if (len>=0) {
			char *path = (char *)malloc(len+1);
			memcpy(path, argv[0], len);
			path[len]=0;

			char *pathinfo = (char*)malloc(strlen(path)+strlen("/../Info.plist")+1);
			 //in real code you would check for errors in malloc here
			strcpy(pathinfo, path);
			strcat(pathinfo, "/../Info.plist");

			FILE*f=fopen(pathinfo,"rb");
			if (f) {
				//running from app bundle, as Info.plist was found
				fclose(f);
				chdir(path);
				chdir("../Resources"); //data.pck, or just the files are here

			}

			free(path);
			free(pathinfo);
		}



	}

	OS_OSX os;


	Error err  = Main::setup(argv[0],argc-1,&argv[1]);
	if (err!=OK)
		return 255;

	if (Main::start())
		os.run(); // it is actually the OS that decides how to run
	Main::cleanup();

	return 0;
};