Only build platform-specific native assets in native build

Author: wtgodbe

.azure/pipelines/ci-public.yml

@@ -136,7 +136,6 @@ stages:
                 -pack
                 -all
                 -noBuildJava
-                -noBuildNative
                 /p:OnlyPackPlatformSpecificPackages=true
                 $(_BuildArgs)
                 $(_InternalRuntimeDownloadArgs)
@@ -152,7 +151,6 @@ stages:
                 -sign
                 -pack
                 -noBuildJava
-                -noBuildNative
                 /p:DotNetSignType=$(_SignType)
                 /p:OnlyPackPlatformSpecificPackages=true
                 $(_BuildArgs)

.azure/pipelines/ci.yml

@@ -185,7 +185,6 @@ extends:
                     -pack
                     -all
                     -noBuildJava
-                    -noBuildNative
                     /p:OnlyPackPlatformSpecificPackages=true
                     $(_BuildArgs)
                     $(_InternalRuntimeDownloadArgs)
@@ -201,7 +200,6 @@ extends:
                     -sign
                     -pack
                     -noBuildJava
-                    -noBuildNative
                     /p:DotNetSignType=$(_SignType)
                     /p:OnlyPackPlatformSpecificPackages=true
                     $(_BuildArgs)

eng/Build.props

@@ -80,10 +80,10 @@
     </When>
     <Otherwise>
       <!-- BuildNative -->
-      <ItemGroup Condition=" '$(TargetOsName)' == 'win' AND ('$(TargetArchitecture)' == 'x86' OR '$(TargetArchitecture)' == 'x64' OR '$(TargetArchitecture)' == 'arm64') ">
-        <NativeProjects Include="$(RepoRoot)src\**\*.vcxproj" Exclude="@(ProjectToExclude)" AdditionalProperties="Platform=x64" />
-        <NativeProjects Include="$(RepoRoot)src\**\*.vcxproj" Exclude="@(ProjectToExclude)" AdditionalProperties="Platform=Win32" />
-        <NativeProjects Include="$(RepoRoot)src\**\*.vcxproj" Exclude="@(ProjectToExclude)" AdditionalProperties="Platform=arm64" />
+      <ItemGroup Condition=" '$(TargetOsName)' == 'win'">
+        <NativeProjects Condition="'$(TargetArchitecture)' == 'x64'" Include="$(RepoRoot)src\**\*.vcxproj" Exclude="@(ProjectToExclude)" AdditionalProperties="Platform=x64" />
+        <NativeProjects Condition="'$(TargetArchitecture)' == 'x86'" Include="$(RepoRoot)src\**\*.vcxproj" Exclude="@(ProjectToExclude)" AdditionalProperties="Platform=Win32" />
+        <NativeProjects Condition="'$(TargetArchitecture)' == 'arm64'" Include="$(RepoRoot)src\**\*.vcxproj" Exclude="@(ProjectToExclude)" AdditionalProperties="Platform=arm64" />
       </ItemGroup>
 
       <ItemGroup>