Directory.Build.targets

<?xml version="1.0" encoding="utf-8"?>
<Project>
  <Target Name="InitializeSourceControlInformation" BeforeTargets="AddSourceRevisionToInformationalVersion">
    <Exec 
      Command="git describe --long --always --dirty --exclude=* --abbrev=8"
      ConsoleToMSBuild="True"
      IgnoreExitCode="False">
      <Output PropertyName="SourceRevisionId" TaskParameter="ConsoleOutput"/>
    </Exec>
  </Target>
  <Target Name="CheckVersion">
    <Message Text="Check Version: '$(BuildVersion)' == '$(VersionPrefix)' [$(MSBuildProjectFile)]" Importance="high" />
    <Error Condition=" '$(BuildVersion)' == '' " Text="Build version must not be emty" />
    <Error Condition=" '$(BuildVersion)' != '$(VersionPrefix)' " Text="Build version '$(BuildVersion)' does not match project version '$(VersionPrefix)'" />
  </Target>
</Project>