Merge pull request #35 from acchou/master

Fix Echo example and improve instructions

.gitignore

@@ -1,3 +1,5 @@
 .DS_Store
 project.xcworkspace
 xcuserdata
+.build
+third_party/**

Examples/Echo/Xcode/Echo.xcodeproj/project.pbxproj

@@ -457,6 +457,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
+				HEADER_SEARCH_PATHS = ../../../Sources/CgRPC/include;
 				MACOSX_DEPLOYMENT_TARGET = 10.11;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
@@ -501,6 +502,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
+				HEADER_SEARCH_PATHS = ../../../Sources/CgRPC/include;
 				MACOSX_DEPLOYMENT_TARGET = 10.11;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = macosx;

Examples/README.md

@@ -1,6 +1,13 @@
 
 # Examples
 
+To build the Xcode examples, make sure required third party libraries
+(specifically `swift-protobuf`) are retrieved by running the script in the
+`third_party` toplevel directory:
+
+    $ cd third_party
+    $ sh RUNME.sh
+
 ## Swift gRPC generated code examples
 
 [Echo](Echo)

README.md

@@ -27,7 +27,7 @@ Swift Package Manager builds may also be made on Linux
 systems. Please see [DOCKER.md](DOCKER.md) and 
 [LINUX.md](LINUX.md) for details.
 
-## gRPC dependencies are vendored  
+## gRPC dependencies are vendored
 
 Swift gRPC now includes vendored copies of the gRPC core 
 library and **BoringSSL**, an OpenSSL fork that is used by
@@ -36,13 +36,18 @@ Manager builds.
 
 ## Building with Xcode
 
-The top-level Makefile uses the Swift Package Manager to generate
-an Xcode project for the SwiftGRPC package. Due to present limitations
-in Package Manager configuration, the libz dependency is not included 
-in the generated Xcode project. If you get build errors about missing
-symbols such as `_deflate`, `_deflateEnd`, etc., you can fix them by
-adding `libz.tbd` to the **Link Binary With Libraries** build step of 
-the **CgRPC** target.
+The top-level Makefile uses the Swift Package Manager to
+generate an Xcode project for the SwiftGRPC package:
+
+    $ make
+
+Then open `SwiftGRPC.xcodeproj` in Xcode. Due to present
+limitations in Package Manager configuration, the libz
+dependency is not included in the generated Xcode project. If
+you get build errors about missing symbols such as
+`_deflate`, `_deflateEnd`, etc., you can fix them by adding
+`libz.tbd` to the **Link Binary With Libraries** build step
+of the **CgRPC** target.
 
 ## Having build problems?
 
@@ -51,7 +56,7 @@ testing with the following versions:
 
 - Xcode 8.2 
 - Swift 3.0.2 
-- swift-proto 0.9.24 
+- swift-protobuf 0.9.24 
 
 ## License