cmake: versioning is now a part of the build pipeline

CMakeLists.txt

@@ -4,8 +4,13 @@ LIST(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake")
 FIND_PACKAGE(Dotnet 2.0 REQUIRED)
 INCLUDE(PostBuild)
 
-PROJECT(GraphEngine VERSION 2.0.9328 LANGUAGES CXX)
-SET(TRINITY_VERSION "${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH}")
+EXECUTE_PROCESS(
+    COMMAND ${DOTNET_EXE} run -p ${CMAKE_CURRENT_LIST_DIR}/tools/versioning/versioning.csproj
+    OUTPUT_VARIABLE TRINITY_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE)
+SET(TRINITY_VERSION "2.0.${TRINITY_VERSION}")
+MESSAGE("GraphEngine version is now ${TRINITY_VERSION}")
+
+PROJECT(GraphEngine VERSION ${TRINITY_VERSION} LANGUAGES CXX)
 
 SET(CMAKE_CXX_STANDARD 14)
 SET(CMAKE_CXX_STANDARD_REQUIRED ON)

tools/versioning/Program.cs

@@ -0,0 +1,37 @@
+using System;
+
+public class Versioning
+{
+    public static void Main(string[] args)
+    {
+        System.Console.WriteLine(GetFileBuildNumber());
+    }
+
+    /// <summary>
+    /// 16 bit build number: [year: 7 bits][month: 4 bits][day: 5 bits]
+    /// </summary>
+    public static string GetFileBuildNumber()
+    {
+        DateTime dt = DateTime.Now;
+        uint year = (uint)(dt.Year - 2000);
+        year = year << 9;
+
+        uint month = (uint)dt.Month;
+        month = month << 5;
+
+        uint day = (uint)dt.Day;
+
+        uint time = year | month | day;
+
+        return time.ToString();
+    }
+
+    public static string BuildNumber2Date(string build)
+    {
+        uint time = uint.Parse(build);
+        uint day = time & 0x1f;
+        uint month = (time >> 5) & 0xf;
+        uint year = (time >> 9) & 0x7f;
+        return string.Format("20{0}-{1}-{2}", year, month, day);
+    }
+}

tools/versioning/versioning.csproj

@@ -0,0 +1,8 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp2.0</TargetFramework>
+  </PropertyGroup>
+
+</Project>