From 24754c023aa9928b1e889e68ce0234b25e6eb640 Mon Sep 17 00:00:00 2001
From: murgatroid99 <mlumish@google.com>
Date: Thu, 11 Jun 2015 13:57:55 -0700
Subject: [PATCH 1/7] Added Objective C HelloWorld example

---
 objective-c/HelloWorld/HelloWorld.podspec     |  35 ++
 .../HelloWorld.xcodeproj/project.pbxproj      | 492 ++++++++++++++++++
 .../contents.xcworkspacedata                  |   7 +
 .../HelloWorld/HelloWorld/AppDelegate.h       |  17 +
 .../HelloWorld/HelloWorld/AppDelegate.m       |  45 ++
 .../HelloWorld/Base.lproj/LaunchScreen.xib    |  41 ++
 .../HelloWorld/Base.lproj/Main.storyboard     |  25 +
 .../AppIcon.appiconset/Contents.json          |  68 +++
 objective-c/HelloWorld/HelloWorld/Info.plist  |  47 ++
 .../HelloWorld/HelloWorld/ViewController.h    |  15 +
 .../HelloWorld/HelloWorld/ViewController.m    |  27 +
 objective-c/HelloWorld/HelloWorld/main.m      |  26 +
 objective-c/HelloWorld/Podfile                |   7 +
 13 files changed, 852 insertions(+)
 create mode 100644 objective-c/HelloWorld/HelloWorld.podspec
 create mode 100644 objective-c/HelloWorld/HelloWorld.xcodeproj/project.pbxproj
 create mode 100644 objective-c/HelloWorld/HelloWorld.xcodeproj/project.xcworkspace/contents.xcworkspacedata
 create mode 100644 objective-c/HelloWorld/HelloWorld/AppDelegate.h
 create mode 100644 objective-c/HelloWorld/HelloWorld/AppDelegate.m
 create mode 100644 objective-c/HelloWorld/HelloWorld/Base.lproj/LaunchScreen.xib
 create mode 100644 objective-c/HelloWorld/HelloWorld/Base.lproj/Main.storyboard
 create mode 100644 objective-c/HelloWorld/HelloWorld/Images.xcassets/AppIcon.appiconset/Contents.json
 create mode 100644 objective-c/HelloWorld/HelloWorld/Info.plist
 create mode 100644 objective-c/HelloWorld/HelloWorld/ViewController.h
 create mode 100644 objective-c/HelloWorld/HelloWorld/ViewController.m
 create mode 100644 objective-c/HelloWorld/HelloWorld/main.m
 create mode 100644 objective-c/HelloWorld/Podfile

diff --git a/objective-c/HelloWorld/HelloWorld.podspec b/objective-c/HelloWorld/HelloWorld.podspec
new file mode 100644
index 0000000..744debb
--- /dev/null
+++ b/objective-c/HelloWorld/HelloWorld.podspec
@@ -0,0 +1,35 @@
+Pod::Spec.new do |s|
+  s.name     = "HelloWorld"
+  s.version  = "0.0.1"
+  s.license  = "New BSD"
+
+  s.ios.deployment_target = "6.0"
+  s.osx.deployment_target = "10.8"
+
+  # Base directory where the .proto files are.
+  src = "../../protos"
+
+  # Directory where the generated files will be place.
+  dir = "Pods/" + s.name
+
+  # Run protoc with the Objective-C and gRPC plugins to generate protocol messages and gRPC clients.
+  s.prepare_command = <<-CMD
+    mkdir -p #{dir}
+    protoc -I #{src} --objc_out=#{dir} --objcgrpc_out=#{dir} #{src}/helloworld.proto
+  CMD
+
+  s.subspec "Messages" do |ms|
+    ms.source_files = "#{dir}/*.pbobjc.{h,m}", "#{dir}/**/*.pbobjc.{h,m}"
+    ms.header_mappings_dir = dir
+    ms.requires_arc = false
+    ms.dependency "Protobuf", "~> 3.0.0-alpha-3"
+  end
+
+  s.subspec "Services" do |ss|
+    ss.source_files = "#{dir}/*.pbrpc.{h,m}", "#{dir}/**/*.pbrpc.{h,m}"
+    ss.header_mappings_dir = dir
+    ss.requires_arc = true
+    ss.dependency "gRPC", "~> 0.5"
+    ss.dependency "#{s.name}/Messages"
+  end
+end
diff --git a/objective-c/HelloWorld/HelloWorld.xcodeproj/project.pbxproj b/objective-c/HelloWorld/HelloWorld.xcodeproj/project.pbxproj
new file mode 100644
index 0000000..6cc49ea
--- /dev/null
+++ b/objective-c/HelloWorld/HelloWorld.xcodeproj/project.pbxproj
@@ -0,0 +1,492 @@
+// !$*UTF8*$!
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+				ENABLE_NS_ASSERTIONS = NO;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.2;
+				MTL_ENABLE_DEBUG_INFO = NO;
+				SDKROOT = iphoneos;
+				TARGETED_DEVICE_FAMILY = "1,2";
+				VALIDATE_PRODUCT = YES;
+			};
+			name = Release;
+		};
+		5E3690841B2A23810040F884 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReference = DBDE3E48389499064CD664B8 /* Pods-HelloWorld.debug.xcconfig */;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				INFOPLIST_FILE = HelloWorld/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+			};
+			name = Debug;
+		};
+		5E3690851B2A23810040F884 /* Release */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReference = 0C432EF610DB15C0F47A66BB /* Pods-HelloWorld.release.xcconfig */;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				INFOPLIST_FILE = HelloWorld/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+			};
+			name = Release;
+		};
+		5E3690871B2A23810040F884 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				BUNDLE_LOADER = "$(TEST_HOST)";
+				FRAMEWORK_SEARCH_PATHS = (
+					"$(SDKROOT)/Developer/Library/Frameworks",
+					"$(inherited)",
+				);
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"DEBUG=1",
+					"$(inherited)",
+				);
+				INFOPLIST_FILE = HelloWorldTests/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/HelloWorld.app/HelloWorld";
+			};
+			name = Debug;
+		};
+		5E3690881B2A23810040F884 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				BUNDLE_LOADER = "$(TEST_HOST)";
+				FRAMEWORK_SEARCH_PATHS = (
+					"$(SDKROOT)/Developer/Library/Frameworks",
+					"$(inherited)",
+				);
+				INFOPLIST_FILE = HelloWorldTests/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/HelloWorld.app/HelloWorld";
+			};
+			name = Release;
+		};
+/* End XCBuildConfiguration section */
+
+/* Begin XCConfigurationList section */
+		5E36905B1B2A23800040F884 /* Build configuration list for PBXProject "HelloWorld" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				5E3690811B2A23810040F884 /* Debug */,
+				5E3690821B2A23810040F884 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+		5E3690831B2A23810040F884 /* Build configuration list for PBXNativeTarget "HelloWorld" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				5E3690841B2A23810040F884 /* Debug */,
+				5E3690851B2A23810040F884 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+		5E3690861B2A23810040F884 /* Build configuration list for PBXNativeTarget "HelloWorldTests" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				5E3690871B2A23810040F884 /* Debug */,
+				5E3690881B2A23810040F884 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+/* End XCConfigurationList section */
+	};
+	rootObject = 5E3690581B2A23800040F884 /* Project object */;
+}
diff --git a/objective-c/HelloWorld/HelloWorld.xcodeproj/project.xcworkspace/contents.xcworkspacedata b/objective-c/HelloWorld/HelloWorld.xcodeproj/project.xcworkspace/contents.xcworkspacedata
new file mode 100644
index 0000000..174a04e
--- /dev/null
+++ b/objective-c/HelloWorld/HelloWorld.xcodeproj/project.xcworkspace/contents.xcworkspacedata
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:HelloWorld.xcodeproj">
+   </FileRef>
+</Workspace>
diff --git a/objective-c/HelloWorld/HelloWorld/AppDelegate.h b/objective-c/HelloWorld/HelloWorld/AppDelegate.h
new file mode 100644
index 0000000..b1eaba9
--- /dev/null
+++ b/objective-c/HelloWorld/HelloWorld/AppDelegate.h
@@ -0,0 +1,17 @@
+//
+//  AppDelegate.h
+//  HelloWorld
+//
+//  Created by Michael Lumish on 6/11/15.
+//  Copyright (c) 2015 Google. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+@interface AppDelegate : UIResponder <UIApplicationDelegate>
+
+@property (strong, nonatomic) UIWindow *window;
+
+
+@end
+
diff --git a/objective-c/HelloWorld/HelloWorld/AppDelegate.m b/objective-c/HelloWorld/HelloWorld/AppDelegate.m
new file mode 100644
index 0000000..cd6498d
--- /dev/null
+++ b/objective-c/HelloWorld/HelloWorld/AppDelegate.m
@@ -0,0 +1,45 @@
+//
+//  AppDelegate.m
+//  HelloWorld
+//
+//  Created by Michael Lumish on 6/11/15.
+//  Copyright (c) 2015 Google. All rights reserved.
+//
+
+#import "AppDelegate.h"
+
+@interface AppDelegate ()
+
+@end
+
+@implementation AppDelegate
+
+
+- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
+  // Override point for customization after application launch.
+  return YES;
+}
+
+- (void)applicationWillResignActive:(UIApplication *)application {
+  // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
+  // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
+}
+
+- (void)applicationDidEnterBackground:(UIApplication *)application {
+  // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
+  // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
+}
+
+- (void)applicationWillEnterForeground:(UIApplication *)application {
+  // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
+}
+
+- (void)applicationDidBecomeActive:(UIApplication *)application {
+  // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
+}
+
+- (void)applicationWillTerminate:(UIApplication *)application {
+  // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
+}
+
+@end
diff --git a/objective-c/HelloWorld/HelloWorld/Base.lproj/LaunchScreen.xib b/objective-c/HelloWorld/HelloWorld/Base.lproj/LaunchScreen.xib
new file mode 100644
index 0000000..8fcc4fd
--- /dev/null
+++ b/objective-c/HelloWorld/HelloWorld/Base.lproj/LaunchScreen.xib
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="6214" systemVersion="14A314h" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES">
+    <dependencies>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="6207"/>
+        <capability name="Constraints with non-1.0 multipliers" minToolsVersion="5.1"/>
+    </dependencies>
+    <objects>
+        <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner"/>
+        <placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/>
+        <view contentMode="scaleToFill" id="iN0-l3-epB">
+            <rect key="frame" x="0.0" y="0.0" width="480" height="480"/>
+            <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+            <subviews>
+                <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="  Copyright (c) 2015 Google. All rights reserved." textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" minimumFontSize="9" translatesAutoresizingMaskIntoConstraints="NO" id="8ie-xW-0ye">
+                    <rect key="frame" x="20" y="439" width="441" height="21"/>
+                    <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                    <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
+                    <nil key="highlightedColor"/>
+                </label>
+                <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="HelloWorld" textAlignment="center" lineBreakMode="middleTruncation" baselineAdjustment="alignBaselines" minimumFontSize="18" translatesAutoresizingMaskIntoConstraints="NO" id="kId-c2-rCX">
+                    <rect key="frame" x="20" y="140" width="441" height="43"/>
+                    <fontDescription key="fontDescription" type="boldSystem" pointSize="36"/>
+                    <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
+                    <nil key="highlightedColor"/>
+                </label>
+            </subviews>
+            <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
+            <constraints>
+                <constraint firstItem="kId-c2-rCX" firstAttribute="centerY" secondItem="iN0-l3-epB" secondAttribute="bottom" multiplier="1/3" constant="1" id="5cJ-9S-tgC"/>
+                <constraint firstAttribute="centerX" secondItem="kId-c2-rCX" secondAttribute="centerX" id="Koa-jz-hwk"/>
+                <constraint firstAttribute="bottom" secondItem="8ie-xW-0ye" secondAttribute="bottom" constant="20" id="Kzo-t9-V3l"/>
+                <constraint firstItem="8ie-xW-0ye" firstAttribute="leading" secondItem="iN0-l3-epB" secondAttribute="leading" constant="20" symbolic="YES" id="MfP-vx-nX0"/>
+                <constraint firstAttribute="centerX" secondItem="8ie-xW-0ye" secondAttribute="centerX" id="ZEH-qu-HZ9"/>
+                <constraint firstItem="kId-c2-rCX" firstAttribute="leading" secondItem="iN0-l3-epB" secondAttribute="leading" constant="20" symbolic="YES" id="fvb-Df-36g"/>
+            </constraints>
+            <nil key="simulatedStatusBarMetrics"/>
+            <freeformSimulatedSizeMetrics key="simulatedDestinationMetrics"/>
+            <point key="canvasLocation" x="548" y="455"/>
+        </view>
+    </objects>
+</document>
diff --git a/objective-c/HelloWorld/HelloWorld/Base.lproj/Main.storyboard b/objective-c/HelloWorld/HelloWorld/Base.lproj/Main.storyboard
new file mode 100644
index 0000000..f56d2f3
--- /dev/null
+++ b/objective-c/HelloWorld/HelloWorld/Base.lproj/Main.storyboard
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="6211" systemVersion="14A298i" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="BYZ-38-t0r">
+    <dependencies>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="6204"/>
+    </dependencies>
+    <scenes>
+        <!--View Controller-->
+        <scene sceneID="tne-QT-ifu">
+            <objects>
+                <viewController id="BYZ-38-t0r" customClass="ViewController" customModuleProvider="" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="y3c-jy-aDJ"/>
+                        <viewControllerLayoutGuide type="bottom" id="wfy-db-euE"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
+                        <rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
+            </objects>
+        </scene>
+    </scenes>
+</document>
diff --git a/objective-c/HelloWorld/HelloWorld/Images.xcassets/AppIcon.appiconset/Contents.json b/objective-c/HelloWorld/HelloWorld/Images.xcassets/AppIcon.appiconset/Contents.json
new file mode 100644
index 0000000..36d2c80
--- /dev/null
+++ b/objective-c/HelloWorld/HelloWorld/Images.xcassets/AppIcon.appiconset/Contents.json
@@ -0,0 +1,68 @@
+{
+  "images" : [
+    {
+      "idiom" : "iphone",
+      "size" : "29x29",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "29x29",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "40x40",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "40x40",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "60x60",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "60x60",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "29x29",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "29x29",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "40x40",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "40x40",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "76x76",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "76x76",
+      "scale" : "2x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}
\ No newline at end of file
diff --git a/objective-c/HelloWorld/HelloWorld/Info.plist b/objective-c/HelloWorld/HelloWorld/Info.plist
new file mode 100644
index 0000000..77352c9
--- /dev/null
+++ b/objective-c/HelloWorld/HelloWorld/Info.plist
@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>Google.$(PRODUCT_NAME:rfc1034identifier)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>LSRequiresIPhoneOS</key>
+	<true/>
+	<key>UILaunchStoryboardName</key>
+	<string>LaunchScreen</string>
+	<key>UIMainStoryboardFile</key>
+	<string>Main</string>
+	<key>UIRequiredDeviceCapabilities</key>
+	<array>
+		<string>armv7</string>
+	</array>
+	<key>UISupportedInterfaceOrientations</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+	<key>UISupportedInterfaceOrientations~ipad</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationPortraitUpsideDown</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+</dict>
+</plist>
diff --git a/objective-c/HelloWorld/HelloWorld/ViewController.h b/objective-c/HelloWorld/HelloWorld/ViewController.h
new file mode 100644
index 0000000..c822a66
--- /dev/null
+++ b/objective-c/HelloWorld/HelloWorld/ViewController.h
@@ -0,0 +1,15 @@
+//
+//  ViewController.h
+//  HelloWorld
+//
+//  Created by Michael Lumish on 6/11/15.
+//  Copyright (c) 2015 Google. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+@interface ViewController : UIViewController
+
+
+@end
+
diff --git a/objective-c/HelloWorld/HelloWorld/ViewController.m b/objective-c/HelloWorld/HelloWorld/ViewController.m
new file mode 100644
index 0000000..5aa4441
--- /dev/null
+++ b/objective-c/HelloWorld/HelloWorld/ViewController.m
@@ -0,0 +1,27 @@
+//
+//  ViewController.m
+//  HelloWorld
+//
+//  Created by Michael Lumish on 6/11/15.
+//  Copyright (c) 2015 Google. All rights reserved.
+//
+
+#import "ViewController.h"
+
+@interface ViewController ()
+
+@end
+
+@implementation ViewController
+
+- (void)viewDidLoad {
+  [super viewDidLoad];
+  // Do any additional setup after loading the view, typically from a nib.
+}
+
+- (void)didReceiveMemoryWarning {
+  [super didReceiveMemoryWarning];
+  // Dispose of any resources that can be recreated.
+}
+
+@end
diff --git a/objective-c/HelloWorld/HelloWorld/main.m b/objective-c/HelloWorld/HelloWorld/main.m
new file mode 100644
index 0000000..c912b63
--- /dev/null
+++ b/objective-c/HelloWorld/HelloWorld/main.m
@@ -0,0 +1,26 @@
+//
+//  main.m
+//  HelloWorld
+//
+//  Created by Michael Lumish on 6/11/15.
+//  Copyright (c) 2015 Google. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+#import "AppDelegate.h"
+
+#import <HelloWorld/Helloworld.pbrpc.h>
+
+static NSString * const kHostAddress = @"http://localhost:50051";
+
+int main(int argc, char * argv[]) {
+  @autoreleasepool {
+    HLWGreeter *client = [[HLWGreeter alloc] initWithHost:kHostAddress];
+    HLWHelloRequest *request = [HLWHelloRequest message];
+    request.name = @"Objective C";
+    [client sayHelloWithRequest:request handler:^(HLWHelloReply *response, NSError *error) {
+      NSLog(@"%@", response.message);
+    }];
+    return UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class]));
+  }
+}
diff --git a/objective-c/HelloWorld/Podfile b/objective-c/HelloWorld/Podfile
new file mode 100644
index 0000000..2934ebc
--- /dev/null
+++ b/objective-c/HelloWorld/Podfile
@@ -0,0 +1,7 @@
+source 'https://github.com/CocoaPods/Specs.git'
+platform :ios, '8.0'
+
+target 'HelloWorld' do
+  # Depend on the generated HelloWorld library.
+  pod 'HelloWorld', :path => '.'
+end

From 042b91253eeeca0f7da38d0c881a0072506f9289 Mon Sep 17 00:00:00 2001
From: murgatroid99 <mlumish@google.com>
Date: Thu, 11 Jun 2015 14:23:32 -0700
Subject: [PATCH 2/7] Added Objective C HelloWorld README

---
 objective-c/HelloWorld/README.md | 48 ++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 objective-c/HelloWorld/README.md

diff --git a/objective-c/HelloWorld/README.md b/objective-c/HelloWorld/README.md
new file mode 100644
index 0000000..db3bcb1
--- /dev/null
+++ b/objective-c/HelloWorld/README.md
@@ -0,0 +1,48 @@
+#gRPC in 3 minutes (Objective C)
+
+## Installation
+
+To run this example you should have [Cocoapods](https://cocoapods.org/#install) installed, as well as the relevant tools to generate the client library code (and a server in another language, for testing). You can obtain the latter by following [these setup instructions](https://github.com/grpc/homebrew-grpc).
+
+## Hello Objective C gRPC!
+
+Here's how to build and run the Objective C implementation of the [Hello World](https://github.com/grpc/grpc-common/blob/master/protos/helloworld.proto) example used in [Getting started](https://github.com/grpc/grpc-common).
+
+The example code for this and our other examples lives in the `grpc-common`
+GitHub repository. Clone this repository to your local machine by running the
+following command:
+
+
+```sh
+$ git clone https://github.com/grpc/grpc-common.git
+```
+
+Change your current directory to grpc-common/objective-c/HelloWorld
+
+```sh
+$ cd grpc-common/objective-c/HelloWorld
+```
+
+### Try it!
+To try the sample app, we need a gRPC server running locally. Let's compile and run, for example, the C++ server in this repository:
+
+```shell
+$ pushd ../../cpp/helloworld
+$ make
+$ ./greeter_server &
+$ popd
+```
+
+Now have Cocoapods generate and install the client library for our .proto files:
+
+```shell
+$ pod install
+```
+
+This might have to compile OpenSSL, which takes around 15 minutes if Cocoapods doesn't have it yet on your computer's cache).
+
+Finally, open the XCode workspace created by Cocoapods, and run the app. You can check the calling code in `Supporting Files/main.m` and see the results in XCode's log console.
+
+## Tutorial
+
+You can find a more detailed tutorial in [gRPC Basics: Objective C](https://github.com/grpc/grpc-common/blob/master/objective-c/route_guide/README.md)
\ No newline at end of file

From 5de22f5146abf273f1d54aeeb29c02e651d63b7b Mon Sep 17 00:00:00 2001
From: murgatroid99 <mlumish@google.com>
Date: Fri, 12 Jun 2015 11:21:55 -0700
Subject: [PATCH 3/7] Removed what I could, fixed some nits

---
 .../HelloWorld.xcodeproj/project.pbxproj      | 12 ----
 .../HelloWorld/HelloWorld/AppDelegate.h       | 40 ++++++++---
 .../HelloWorld/HelloWorld/AppDelegate.m       | 71 +++++++++----------
 .../HelloWorld/Base.lproj/LaunchScreen.xib    | 41 -----------
 objective-c/HelloWorld/HelloWorld/Info.plist  |  2 +-
 .../HelloWorld/HelloWorld/ViewController.h    | 39 ++++++++--
 .../HelloWorld/HelloWorld/ViewController.m    | 53 ++++++++------
 objective-c/HelloWorld/HelloWorld/main.m      | 41 ++++++++---
 objective-c/HelloWorld/README.md              | 12 ++--
 9 files changed, 169 insertions(+), 142 deletions(-)
 delete mode 100644 objective-c/HelloWorld/HelloWorld/Base.lproj/LaunchScreen.xib

diff --git a/objective-c/HelloWorld/HelloWorld.xcodeproj/project.pbxproj b/objective-c/HelloWorld/HelloWorld.xcodeproj/project.pbxproj
index 6cc49ea..9a7b305 100644
--- a/objective-c/HelloWorld/HelloWorld.xcodeproj/project.pbxproj
+++ b/objective-c/HelloWorld/HelloWorld.xcodeproj/project.pbxproj
@@ -12,7 +12,6 @@
 		5E36906C1B2A23800040F884 /* ViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 5E36906B1B2A23800040F884 /* ViewController.m */; };
 		5E36906F1B2A23800040F884 /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 5E36906D1B2A23800040F884 /* Main.storyboard */; };
 		5E3690711B2A23800040F884 /* Images.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 5E3690701B2A23800040F884 /* Images.xcassets */; };
-		5E3690741B2A23800040F884 /* LaunchScreen.xib in Resources */ = {isa = PBXBuildFile; fileRef = 5E3690721B2A23800040F884 /* LaunchScreen.xib */; };
 		5E3690801B2A23800040F884 /* HelloWorldTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 5E36907F1B2A23800040F884 /* HelloWorldTests.m */; };
 		EF61CF6AE2536A31D47F0E63 /* libPods-HelloWorld.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 6B4E1F55F8A2EC95A0E7EE88 /* libPods-HelloWorld.a */; };
 /* End PBXBuildFile section */
@@ -38,7 +37,6 @@
 		5E36906B1B2A23800040F884 /* ViewController.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = ViewController.m; sourceTree = "<group>"; };
 		5E36906E1B2A23800040F884 /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/Main.storyboard; sourceTree = "<group>"; };
 		5E3690701B2A23800040F884 /* Images.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Images.xcassets; sourceTree = "<group>"; };
-		5E3690731B2A23800040F884 /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.xib; name = Base; path = Base.lproj/LaunchScreen.xib; sourceTree = "<group>"; };
 		5E3690791B2A23800040F884 /* HelloWorldTests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = HelloWorldTests.xctest; sourceTree = BUILT_PRODUCTS_DIR; };
 		5E36907E1B2A23800040F884 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		5E36907F1B2A23800040F884 /* HelloWorldTests.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = HelloWorldTests.m; sourceTree = "<group>"; };
@@ -94,7 +92,6 @@
 				5E36906B1B2A23800040F884 /* ViewController.m */,
 				5E36906D1B2A23800040F884 /* Main.storyboard */,
 				5E3690701B2A23800040F884 /* Images.xcassets */,
-				5E3690721B2A23800040F884 /* LaunchScreen.xib */,
 				5E3690631B2A23800040F884 /* Supporting Files */,
 			);
 			path = HelloWorld;
@@ -226,7 +223,6 @@
 			buildActionMask = 2147483647;
 			files = (
 				5E36906F1B2A23800040F884 /* Main.storyboard in Resources */,
-				5E3690741B2A23800040F884 /* LaunchScreen.xib in Resources */,
 				5E3690711B2A23800040F884 /* Images.xcassets in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
@@ -311,14 +307,6 @@
 			name = Main.storyboard;
 			sourceTree = "<group>";
 		};
-		5E3690721B2A23800040F884 /* LaunchScreen.xib */ = {
-			isa = PBXVariantGroup;
-			children = (
-				5E3690731B2A23800040F884 /* Base */,
-			);
-			name = LaunchScreen.xib;
-			sourceTree = "<group>";
-		};
 /* End PBXVariantGroup section */
 
 /* Begin XCBuildConfiguration section */
diff --git a/objective-c/HelloWorld/HelloWorld/AppDelegate.h b/objective-c/HelloWorld/HelloWorld/AppDelegate.h
index b1eaba9..b1857f2 100644
--- a/objective-c/HelloWorld/HelloWorld/AppDelegate.h
+++ b/objective-c/HelloWorld/HelloWorld/AppDelegate.h
@@ -1,10 +1,35 @@
-//
-//  AppDelegate.h
-//  HelloWorld
-//
-//  Created by Michael Lumish on 6/11/15.
-//  Copyright (c) 2015 Google. All rights reserved.
-//
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
 
 #import <UIKit/UIKit.h>
 
@@ -12,6 +37,5 @@
 
 @property (strong, nonatomic) UIWindow *window;
 
-
 @end
 
diff --git a/objective-c/HelloWorld/HelloWorld/AppDelegate.m b/objective-c/HelloWorld/HelloWorld/AppDelegate.m
index cd6498d..27b1f00 100644
--- a/objective-c/HelloWorld/HelloWorld/AppDelegate.m
+++ b/objective-c/HelloWorld/HelloWorld/AppDelegate.m
@@ -1,45 +1,38 @@
-//
-//  AppDelegate.m
-//  HelloWorld
-//
-//  Created by Michael Lumish on 6/11/15.
-//  Copyright (c) 2015 Google. All rights reserved.
-//
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
 
 #import "AppDelegate.h"
 
-@interface AppDelegate ()
-
-@end
-
 @implementation AppDelegate
 
-
-- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
-  // Override point for customization after application launch.
-  return YES;
-}
-
-- (void)applicationWillResignActive:(UIApplication *)application {
-  // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
-  // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
-}
-
-- (void)applicationDidEnterBackground:(UIApplication *)application {
-  // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
-  // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
-}
-
-- (void)applicationWillEnterForeground:(UIApplication *)application {
-  // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
-}
-
-- (void)applicationDidBecomeActive:(UIApplication *)application {
-  // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
-}
-
-- (void)applicationWillTerminate:(UIApplication *)application {
-  // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
-}
-
 @end
diff --git a/objective-c/HelloWorld/HelloWorld/Base.lproj/LaunchScreen.xib b/objective-c/HelloWorld/HelloWorld/Base.lproj/LaunchScreen.xib
deleted file mode 100644
index 8fcc4fd..0000000
--- a/objective-c/HelloWorld/HelloWorld/Base.lproj/LaunchScreen.xib
+++ /dev/null
@@ -1,41 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="6214" systemVersion="14A314h" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES">
-    <dependencies>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="6207"/>
-        <capability name="Constraints with non-1.0 multipliers" minToolsVersion="5.1"/>
-    </dependencies>
-    <objects>
-        <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner"/>
-        <placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/>
-        <view contentMode="scaleToFill" id="iN0-l3-epB">
-            <rect key="frame" x="0.0" y="0.0" width="480" height="480"/>
-            <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-            <subviews>
-                <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="  Copyright (c) 2015 Google. All rights reserved." textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" minimumFontSize="9" translatesAutoresizingMaskIntoConstraints="NO" id="8ie-xW-0ye">
-                    <rect key="frame" x="20" y="439" width="441" height="21"/>
-                    <fontDescription key="fontDescription" type="system" pointSize="17"/>
-                    <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
-                    <nil key="highlightedColor"/>
-                </label>
-                <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="HelloWorld" textAlignment="center" lineBreakMode="middleTruncation" baselineAdjustment="alignBaselines" minimumFontSize="18" translatesAutoresizingMaskIntoConstraints="NO" id="kId-c2-rCX">
-                    <rect key="frame" x="20" y="140" width="441" height="43"/>
-                    <fontDescription key="fontDescription" type="boldSystem" pointSize="36"/>
-                    <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
-                    <nil key="highlightedColor"/>
-                </label>
-            </subviews>
-            <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
-            <constraints>
-                <constraint firstItem="kId-c2-rCX" firstAttribute="centerY" secondItem="iN0-l3-epB" secondAttribute="bottom" multiplier="1/3" constant="1" id="5cJ-9S-tgC"/>
-                <constraint firstAttribute="centerX" secondItem="kId-c2-rCX" secondAttribute="centerX" id="Koa-jz-hwk"/>
-                <constraint firstAttribute="bottom" secondItem="8ie-xW-0ye" secondAttribute="bottom" constant="20" id="Kzo-t9-V3l"/>
-                <constraint firstItem="8ie-xW-0ye" firstAttribute="leading" secondItem="iN0-l3-epB" secondAttribute="leading" constant="20" symbolic="YES" id="MfP-vx-nX0"/>
-                <constraint firstAttribute="centerX" secondItem="8ie-xW-0ye" secondAttribute="centerX" id="ZEH-qu-HZ9"/>
-                <constraint firstItem="kId-c2-rCX" firstAttribute="leading" secondItem="iN0-l3-epB" secondAttribute="leading" constant="20" symbolic="YES" id="fvb-Df-36g"/>
-            </constraints>
-            <nil key="simulatedStatusBarMetrics"/>
-            <freeformSimulatedSizeMetrics key="simulatedDestinationMetrics"/>
-            <point key="canvasLocation" x="548" y="455"/>
-        </view>
-    </objects>
-</document>
diff --git a/objective-c/HelloWorld/HelloWorld/Info.plist b/objective-c/HelloWorld/HelloWorld/Info.plist
index 77352c9..1078fff 100644
--- a/objective-c/HelloWorld/HelloWorld/Info.plist
+++ b/objective-c/HelloWorld/HelloWorld/Info.plist
@@ -23,7 +23,7 @@
 	<key>LSRequiresIPhoneOS</key>
 	<true/>
 	<key>UILaunchStoryboardName</key>
-	<string>LaunchScreen</string>
+	<string>Main</string>
 	<key>UIMainStoryboardFile</key>
 	<string>Main</string>
 	<key>UIRequiredDeviceCapabilities</key>
diff --git a/objective-c/HelloWorld/HelloWorld/ViewController.h b/objective-c/HelloWorld/HelloWorld/ViewController.h
index c822a66..38cd7f9 100644
--- a/objective-c/HelloWorld/HelloWorld/ViewController.h
+++ b/objective-c/HelloWorld/HelloWorld/ViewController.h
@@ -1,10 +1,35 @@
-//
-//  ViewController.h
-//  HelloWorld
-//
-//  Created by Michael Lumish on 6/11/15.
-//  Copyright (c) 2015 Google. All rights reserved.
-//
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
 
 #import <UIKit/UIKit.h>
 
diff --git a/objective-c/HelloWorld/HelloWorld/ViewController.m b/objective-c/HelloWorld/HelloWorld/ViewController.m
index 5aa4441..91df435 100644
--- a/objective-c/HelloWorld/HelloWorld/ViewController.m
+++ b/objective-c/HelloWorld/HelloWorld/ViewController.m
@@ -1,27 +1,38 @@
-//
-//  ViewController.m
-//  HelloWorld
-//
-//  Created by Michael Lumish on 6/11/15.
-//  Copyright (c) 2015 Google. All rights reserved.
-//
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
 
 #import "ViewController.h"
 
-@interface ViewController ()
-
-@end
-
 @implementation ViewController
 
-- (void)viewDidLoad {
-  [super viewDidLoad];
-  // Do any additional setup after loading the view, typically from a nib.
-}
-
-- (void)didReceiveMemoryWarning {
-  [super didReceiveMemoryWarning];
-  // Dispose of any resources that can be recreated.
-}
-
 @end
diff --git a/objective-c/HelloWorld/HelloWorld/main.m b/objective-c/HelloWorld/HelloWorld/main.m
index c912b63..458580b 100644
--- a/objective-c/HelloWorld/HelloWorld/main.m
+++ b/objective-c/HelloWorld/HelloWorld/main.m
@@ -1,10 +1,35 @@
-//
-//  main.m
-//  HelloWorld
-//
-//  Created by Michael Lumish on 6/11/15.
-//  Copyright (c) 2015 Google. All rights reserved.
-//
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
 
 #import <UIKit/UIKit.h>
 #import "AppDelegate.h"
@@ -17,7 +42,7 @@ int main(int argc, char * argv[]) {
   @autoreleasepool {
     HLWGreeter *client = [[HLWGreeter alloc] initWithHost:kHostAddress];
     HLWHelloRequest *request = [HLWHelloRequest message];
-    request.name = @"Objective C";
+    request.name = @"Objective-C";
     [client sayHelloWithRequest:request handler:^(HLWHelloReply *response, NSError *error) {
       NSLog(@"%@", response.message);
     }];
diff --git a/objective-c/HelloWorld/README.md b/objective-c/HelloWorld/README.md
index db3bcb1..cb25882 100644
--- a/objective-c/HelloWorld/README.md
+++ b/objective-c/HelloWorld/README.md
@@ -1,12 +1,12 @@
-#gRPC in 3 minutes (Objective C)
+#gRPC in 3 minutes (Objective-C)
 
 ## Installation
 
 To run this example you should have [Cocoapods](https://cocoapods.org/#install) installed, as well as the relevant tools to generate the client library code (and a server in another language, for testing). You can obtain the latter by following [these setup instructions](https://github.com/grpc/homebrew-grpc).
 
-## Hello Objective C gRPC!
+## Hello Objective-C gRPC!
 
-Here's how to build and run the Objective C implementation of the [Hello World](https://github.com/grpc/grpc-common/blob/master/protos/helloworld.proto) example used in [Getting started](https://github.com/grpc/grpc-common).
+Here's how to build and run the Objective-C implementation of the [Hello World](https://github.com/grpc/grpc-common/blob/master/protos/helloworld.proto) example used in [Getting started](https://github.com/grpc/grpc-common).
 
 The example code for this and our other examples lives in the `grpc-common`
 GitHub repository. Clone this repository to your local machine by running the
@@ -17,7 +17,7 @@ following command:
 $ git clone https://github.com/grpc/grpc-common.git
 ```
 
-Change your current directory to grpc-common/objective-c/HelloWorld
+Change your current directory to `grpc-common/objective-c/HelloWorld`
 
 ```sh
 $ cd grpc-common/objective-c/HelloWorld
@@ -43,6 +43,8 @@ This might have to compile OpenSSL, which takes around 15 minutes if Cocoapods d
 
 Finally, open the XCode workspace created by Cocoapods, and run the app. You can check the calling code in `Supporting Files/main.m` and see the results in XCode's log console.
 
+The code sends a `HLWHelloRequest` containing the string "Objective-C" to a local server. The server responds with a `HLWHelloResponse`, which contains a string that is then output to the log.
+
 ## Tutorial
 
-You can find a more detailed tutorial in [gRPC Basics: Objective C](https://github.com/grpc/grpc-common/blob/master/objective-c/route_guide/README.md)
\ No newline at end of file
+You can find a more detailed tutorial in [gRPC Basics: Objective-C](https://github.com/grpc/grpc-common/blob/master/objective-c/route_guide/README.md)
\ No newline at end of file

From b92da5f8fb419871042d498d47dab09083f8a6b7 Mon Sep 17 00:00:00 2001
From: murgatroid99 <mlumish@google.com>
Date: Fri, 12 Jun 2015 11:24:08 -0700
Subject: [PATCH 4/7] Renamed HelloWorld to helloworld

---
 objective-c/{HelloWorld => helloworld}/HelloWorld.podspec         | 0
 .../HelloWorld.xcodeproj/project.pbxproj                          | 0
 .../project.xcworkspace/contents.xcworkspacedata                  | 0
 objective-c/{HelloWorld => helloworld}/HelloWorld/AppDelegate.h   | 0
 objective-c/{HelloWorld => helloworld}/HelloWorld/AppDelegate.m   | 0
 .../HelloWorld/Base.lproj/Main.storyboard                         | 0
 .../HelloWorld/Images.xcassets/AppIcon.appiconset/Contents.json   | 0
 objective-c/{HelloWorld => helloworld}/HelloWorld/Info.plist      | 0
 .../{HelloWorld => helloworld}/HelloWorld/ViewController.h        | 0
 .../{HelloWorld => helloworld}/HelloWorld/ViewController.m        | 0
 objective-c/{HelloWorld => helloworld}/HelloWorld/main.m          | 0
 objective-c/{HelloWorld => helloworld}/Podfile                    | 0
 objective-c/{HelloWorld => helloworld}/README.md                  | 0
 13 files changed, 0 insertions(+), 0 deletions(-)
 rename objective-c/{HelloWorld => helloworld}/HelloWorld.podspec (100%)
 rename objective-c/{HelloWorld => helloworld}/HelloWorld.xcodeproj/project.pbxproj (100%)
 rename objective-c/{HelloWorld => helloworld}/HelloWorld.xcodeproj/project.xcworkspace/contents.xcworkspacedata (100%)
 rename objective-c/{HelloWorld => helloworld}/HelloWorld/AppDelegate.h (100%)
 rename objective-c/{HelloWorld => helloworld}/HelloWorld/AppDelegate.m (100%)
 rename objective-c/{HelloWorld => helloworld}/HelloWorld/Base.lproj/Main.storyboard (100%)
 rename objective-c/{HelloWorld => helloworld}/HelloWorld/Images.xcassets/AppIcon.appiconset/Contents.json (100%)
 rename objective-c/{HelloWorld => helloworld}/HelloWorld/Info.plist (100%)
 rename objective-c/{HelloWorld => helloworld}/HelloWorld/ViewController.h (100%)
 rename objective-c/{HelloWorld => helloworld}/HelloWorld/ViewController.m (100%)
 rename objective-c/{HelloWorld => helloworld}/HelloWorld/main.m (100%)
 rename objective-c/{HelloWorld => helloworld}/Podfile (100%)
 rename objective-c/{HelloWorld => helloworld}/README.md (100%)

diff --git a/objective-c/HelloWorld/HelloWorld.podspec b/objective-c/helloworld/HelloWorld.podspec
similarity index 100%
rename from objective-c/HelloWorld/HelloWorld.podspec
rename to objective-c/helloworld/HelloWorld.podspec
diff --git a/objective-c/HelloWorld/HelloWorld.xcodeproj/project.pbxproj b/objective-c/helloworld/HelloWorld.xcodeproj/project.pbxproj
similarity index 100%
rename from objective-c/HelloWorld/HelloWorld.xcodeproj/project.pbxproj
rename to objective-c/helloworld/HelloWorld.xcodeproj/project.pbxproj
diff --git a/objective-c/HelloWorld/HelloWorld.xcodeproj/project.xcworkspace/contents.xcworkspacedata b/objective-c/helloworld/HelloWorld.xcodeproj/project.xcworkspace/contents.xcworkspacedata
similarity index 100%
rename from objective-c/HelloWorld/HelloWorld.xcodeproj/project.xcworkspace/contents.xcworkspacedata
rename to objective-c/helloworld/HelloWorld.xcodeproj/project.xcworkspace/contents.xcworkspacedata
diff --git a/objective-c/HelloWorld/HelloWorld/AppDelegate.h b/objective-c/helloworld/HelloWorld/AppDelegate.h
similarity index 100%
rename from objective-c/HelloWorld/HelloWorld/AppDelegate.h
rename to objective-c/helloworld/HelloWorld/AppDelegate.h
diff --git a/objective-c/HelloWorld/HelloWorld/AppDelegate.m b/objective-c/helloworld/HelloWorld/AppDelegate.m
similarity index 100%
rename from objective-c/HelloWorld/HelloWorld/AppDelegate.m
rename to objective-c/helloworld/HelloWorld/AppDelegate.m
diff --git a/objective-c/HelloWorld/HelloWorld/Base.lproj/Main.storyboard b/objective-c/helloworld/HelloWorld/Base.lproj/Main.storyboard
similarity index 100%
rename from objective-c/HelloWorld/HelloWorld/Base.lproj/Main.storyboard
rename to objective-c/helloworld/HelloWorld/Base.lproj/Main.storyboard
diff --git a/objective-c/HelloWorld/HelloWorld/Images.xcassets/AppIcon.appiconset/Contents.json b/objective-c/helloworld/HelloWorld/Images.xcassets/AppIcon.appiconset/Contents.json
similarity index 100%
rename from objective-c/HelloWorld/HelloWorld/Images.xcassets/AppIcon.appiconset/Contents.json
rename to objective-c/helloworld/HelloWorld/Images.xcassets/AppIcon.appiconset/Contents.json
diff --git a/objective-c/HelloWorld/HelloWorld/Info.plist b/objective-c/helloworld/HelloWorld/Info.plist
similarity index 100%
rename from objective-c/HelloWorld/HelloWorld/Info.plist
rename to objective-c/helloworld/HelloWorld/Info.plist
diff --git a/objective-c/HelloWorld/HelloWorld/ViewController.h b/objective-c/helloworld/HelloWorld/ViewController.h
similarity index 100%
rename from objective-c/HelloWorld/HelloWorld/ViewController.h
rename to objective-c/helloworld/HelloWorld/ViewController.h
diff --git a/objective-c/HelloWorld/HelloWorld/ViewController.m b/objective-c/helloworld/HelloWorld/ViewController.m
similarity index 100%
rename from objective-c/HelloWorld/HelloWorld/ViewController.m
rename to objective-c/helloworld/HelloWorld/ViewController.m
diff --git a/objective-c/HelloWorld/HelloWorld/main.m b/objective-c/helloworld/HelloWorld/main.m
similarity index 100%
rename from objective-c/HelloWorld/HelloWorld/main.m
rename to objective-c/helloworld/HelloWorld/main.m
diff --git a/objective-c/HelloWorld/Podfile b/objective-c/helloworld/Podfile
similarity index 100%
rename from objective-c/HelloWorld/Podfile
rename to objective-c/helloworld/Podfile
diff --git a/objective-c/HelloWorld/README.md b/objective-c/helloworld/README.md
similarity index 100%
rename from objective-c/HelloWorld/README.md
rename to objective-c/helloworld/README.md

From b056066235453b55c7678374c85dde373d03f86f Mon Sep 17 00:00:00 2001
From: murgatroid99 <mlumish@google.com>
Date: Fri, 12 Jun 2015 12:37:08 -0700
Subject: [PATCH 5/7] Moved file within project

---
 .../HelloWorld.xcodeproj/project.pbxproj         | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/objective-c/helloworld/HelloWorld.xcodeproj/project.pbxproj b/objective-c/helloworld/HelloWorld.xcodeproj/project.pbxproj
index 9a7b305..018e722 100644
--- a/objective-c/helloworld/HelloWorld.xcodeproj/project.pbxproj
+++ b/objective-c/helloworld/HelloWorld.xcodeproj/project.pbxproj
@@ -30,7 +30,7 @@
 		0C432EF610DB15C0F47A66BB /* Pods-HelloWorld.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-HelloWorld.release.xcconfig"; path = "Pods/Target Support Files/Pods-HelloWorld/Pods-HelloWorld.release.xcconfig"; sourceTree = "<group>"; };
 		5E3690601B2A23800040F884 /* HelloWorld.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = HelloWorld.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		5E3690641B2A23800040F884 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
-		5E3690651B2A23800040F884 /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = "<group>"; };
+		5E3690651B2A23800040F884 /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; name = main.m; path = HelloWorld/main.m; sourceTree = "<group>"; };
 		5E3690671B2A23800040F884 /* AppDelegate.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = AppDelegate.h; sourceTree = "<group>"; };
 		5E3690681B2A23800040F884 /* AppDelegate.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = AppDelegate.m; sourceTree = "<group>"; };
 		5E36906A1B2A23800040F884 /* ViewController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = ViewController.h; sourceTree = "<group>"; };
@@ -66,6 +66,7 @@
 		5E3690571B2A23800040F884 = {
 			isa = PBXGroup;
 			children = (
+				5E3690651B2A23800040F884 /* main.m */,
 				5E3690621B2A23800040F884 /* HelloWorld */,
 				5E36907C1B2A23800040F884 /* HelloWorldTests */,
 				5E3690611B2A23800040F884 /* Products */,
@@ -86,12 +87,6 @@
 		5E3690621B2A23800040F884 /* HelloWorld */ = {
 			isa = PBXGroup;
 			children = (
-				5E3690671B2A23800040F884 /* AppDelegate.h */,
-				5E3690681B2A23800040F884 /* AppDelegate.m */,
-				5E36906A1B2A23800040F884 /* ViewController.h */,
-				5E36906B1B2A23800040F884 /* ViewController.m */,
-				5E36906D1B2A23800040F884 /* Main.storyboard */,
-				5E3690701B2A23800040F884 /* Images.xcassets */,
 				5E3690631B2A23800040F884 /* Supporting Files */,
 			);
 			path = HelloWorld;
@@ -100,8 +95,13 @@
 		5E3690631B2A23800040F884 /* Supporting Files */ = {
 			isa = PBXGroup;
 			children = (
+				5E3690701B2A23800040F884 /* Images.xcassets */,
+				5E36906D1B2A23800040F884 /* Main.storyboard */,
+				5E36906B1B2A23800040F884 /* ViewController.m */,
+				5E36906A1B2A23800040F884 /* ViewController.h */,
+				5E3690681B2A23800040F884 /* AppDelegate.m */,
+				5E3690671B2A23800040F884 /* AppDelegate.h */,
 				5E3690641B2A23800040F884 /* Info.plist */,
-				5E3690651B2A23800040F884 /* main.m */,
 			);
 			name = "Supporting Files";
 			sourceTree = "<group>";

From 3ea5cc927c733b8e8bba9f8bbce1f2ac8634ceb9 Mon Sep 17 00:00:00 2001
From: murgatroid99 <mlumish@google.com>
Date: Fri, 12 Jun 2015 16:06:37 -0700
Subject: [PATCH 6/7] Fixed path names in README

---
 objective-c/helloworld/README.md | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/objective-c/helloworld/README.md b/objective-c/helloworld/README.md
index cb25882..8f6d0d3 100644
--- a/objective-c/helloworld/README.md
+++ b/objective-c/helloworld/README.md
@@ -17,10 +17,10 @@ following command:
 $ git clone https://github.com/grpc/grpc-common.git
 ```
 
-Change your current directory to `grpc-common/objective-c/HelloWorld`
+Change your current directory to `grpc-common/objective-c/helloworld`
 
 ```sh
-$ cd grpc-common/objective-c/HelloWorld
+$ cd grpc-common/objective-c/helloworld
 ```
 
 ### Try it!
@@ -41,7 +41,7 @@ $ pod install
 
 This might have to compile OpenSSL, which takes around 15 minutes if Cocoapods doesn't have it yet on your computer's cache).
 
-Finally, open the XCode workspace created by Cocoapods, and run the app. You can check the calling code in `Supporting Files/main.m` and see the results in XCode's log console.
+Finally, open the XCode workspace created by Cocoapods, and run the app. You can check the calling code in `main.m` and see the results in XCode's log console.
 
 The code sends a `HLWHelloRequest` containing the string "Objective-C" to a local server. The server responds with a `HLWHelloResponse`, which contains a string that is then output to the log.
 

From a0117adab0f764f499e839eea922e070418c6f14 Mon Sep 17 00:00:00 2001
From: murgatroid99 <mlumish@google.com>
Date: Fri, 12 Jun 2015 16:08:18 -0700
Subject: [PATCH 7/7] Moved main.m up a level

---
 objective-c/helloworld/HelloWorld.xcodeproj/project.pbxproj | 2 +-
 objective-c/helloworld/{HelloWorld => }/main.m              | 0
 2 files changed, 1 insertion(+), 1 deletion(-)
 rename objective-c/helloworld/{HelloWorld => }/main.m (100%)

diff --git a/objective-c/helloworld/HelloWorld.xcodeproj/project.pbxproj b/objective-c/helloworld/HelloWorld.xcodeproj/project.pbxproj
index 018e722..8d92247 100644
--- a/objective-c/helloworld/HelloWorld.xcodeproj/project.pbxproj
+++ b/objective-c/helloworld/HelloWorld.xcodeproj/project.pbxproj
@@ -30,7 +30,7 @@
 		0C432EF610DB15C0F47A66BB /* Pods-HelloWorld.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-HelloWorld.release.xcconfig"; path = "Pods/Target Support Files/Pods-HelloWorld/Pods-HelloWorld.release.xcconfig"; sourceTree = "<group>"; };
 		5E3690601B2A23800040F884 /* HelloWorld.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = HelloWorld.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		5E3690641B2A23800040F884 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
-		5E3690651B2A23800040F884 /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; name = main.m; path = HelloWorld/main.m; sourceTree = "<group>"; };
+		5E3690651B2A23800040F884 /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = "<group>"; };
 		5E3690671B2A23800040F884 /* AppDelegate.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = AppDelegate.h; sourceTree = "<group>"; };
 		5E3690681B2A23800040F884 /* AppDelegate.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = AppDelegate.m; sourceTree = "<group>"; };
 		5E36906A1B2A23800040F884 /* ViewController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = ViewController.h; sourceTree = "<group>"; };
diff --git a/objective-c/helloworld/HelloWorld/main.m b/objective-c/helloworld/main.m
similarity index 100%
rename from objective-c/helloworld/HelloWorld/main.m
rename to objective-c/helloworld/main.m