$([System.IO.Path]::GetFullPath('$(MSBuildThisFileDirectory)/../tools/')) $([System.IO.Path]::GetFullPath('$(protoc_tools)/linux_x64/protoc')) $([System.IO.Path]::GetFullPath('$(protoc_tools)/linux_x86/protoc')) $([System.IO.Path]::GetFullPath('$(protoc_tools)/macosx_x64/protoc')) $([System.IO.Path]::GetFullPath('$(protoc_tools)/macosx_x86/protoc')) $([System.IO.Path]::GetFullPath('$(protoc_tools)/windows_x64/protoc.exe')) $([System.IO.Path]::GetFullPath('$(protoc_tools)/windows_x86/protoc.exe'))