Add cpp/Glacier2 CMake files (#267)

Author: externl

cpp/Glacier2/callback/CMakeLists.txt

@@ -0,0 +1,13 @@
+cmake_minimum_required(VERSION 3.16)
+
+project(glacier2_callback CXX)
+
+include(../../cmake/common.cmake)
+
+add_executable(client Client.cpp Callback.ice)
+slice2cpp_generate(client)
+target_link_libraries(client Ice::Ice Ice::Glacier2)
+
+add_executable(server Server.cpp CallbackI.cpp CallbackI.h Callback.ice)
+slice2cpp_generate(server)
+target_link_libraries(server Ice::Ice)

cpp/Glacier2/callback/README.md

@@ -1,22 +1,47 @@
+# Glacier2 Callback
+
 This example demonstrates the use of several Glacier2 features, including
 [callbacks][1] and [request contexts][2].
 
+To build the demo run:
+
+```shell
+cmake -B build
+cmake --build build --config Release
+```
+
 To run the demo, first start the server:
 
+**Linux/macOS:**
+
+```shell
+./build/server
 ```
-server
+
+**Windows:**
+
+```shell
+build\Release\server
 ```
 
 In a separate window, start the Glacier2 router:
 
-```
+```shell
 glacier2router --Ice.Config=config.glacier2
 ```
 
 In a separate window, start the client:
 
+**Linux/macOS:**
+
+```shell
+./build/client
 ```
-client
+
+**Windows:**
+
+```shell
+build\Release\client
 ```
 
 If you plan to run this demo using clients on different hosts than the

cpp/Glacier2/simpleChat/CMakeLists.txt

@@ -0,0 +1,13 @@
+cmake_minimum_required(VERSION 3.16)
+
+project(glacier2_simpleChat CXX)
+
+include(../../cmake/common.cmake)
+
+add_executable(client Client.cpp Chat.ice)
+slice2cpp_generate(client)
+target_link_libraries(client Ice::Ice Ice::Glacier2)
+
+add_executable(server Server.cpp ChatSessionI.cpp ChatSessionI.h Chat.ice)
+slice2cpp_generate(server)
+target_link_libraries(server Ice::Ice Ice::Glacier2)

cpp/Glacier2/simpleChat/README.md

@@ -1,22 +1,47 @@
+# Glacier2 Simple Chat
+
 This example presents a very simple chat server to demonstrate the use of a
 [Glacier2 session][1].
 
+To build the demo run:
+
+```shell
+cmake -B build
+cmake --build build --config Release
+```
+
 To run the demo, first start the chat server:
 
+**Linux/macOS:**
+
+```shell
+./build/server
 ```
-server
+
+**Windows:**
+
+```shell
+build\Release\server
 ```
 
 In a separate window, start the Glacier2 router:
 
-```
+```shell
 glacier2router --Ice.Config=config.glacier2
 ```
 
 In a separate window, start the client:
 
+**Linux/macOS:**
+
+```shell
+./build/client
 ```
-client
+
+**Windows:**
+
+```shell
+build\Release\client
 ```
 
 If you plan to run this demo using clients running on different hosts