Global Header File for Objective-C / iOS

Constants.h

//
//  Constants.h
//
//  Created by Anthony Castillo on 5/11/12.
//

#ifndef MyApp_Constants_h
#define MyApp_Constants_h

#define ONE_DAY 86400
#define TABLE_SIZE 40

#endif

global_header.pch

//
// Prefix header for all source files of the 'MyApp' target in the 'MyApp' project
//

#import <Availability.h>

#ifndef __IPHONE_3_0
#warning "This project uses features only available in iOS SDK 3.0 and later."
#endif

#ifdef __OBJC__
    #import <UIKit/UIKit.h>
    #import <Foundation/Foundation.h>
    #import <CoreData/CoreData.h>
    #import "Constants.h"
#endif