[build] Allow building with msbuild.

Configuration.Override.props.in

@@ -7,7 +7,7 @@
     <AndroidFrameworkVersion>v6.0</AndroidFrameworkVersion>
 
     <!--
-      Colon-separated list of ABIs to build mono for.
+      Colon-separated list of ABIs to build the mono JIT for.
       Supported ABIs include:
       - armeabi
       - armeabi-v7a
@@ -16,7 +16,18 @@
       - x86_64
       Note: Why colon? Because comma `,` and semicolon `;` can't be specified on the command-line.
       -->
-    <AndroidSupportedAbis>armeabi:armeabi-v7a:arm64-v8a:x86:x86_64</AndroidSupportedAbis>
+    <AndroidSupportedTargetJitAbis>armeabi:armeabi-v7a:arm64-v8a:x86:x86_64</AndroidSupportedTargetJitAbis>
+
+    <!--
+      Colon-separated list of ABIs to build a "host" mono JIT for.
+      The host JIT is used for the Xamarin Studio Designer, among other things.
+      Supported ABIs include:
+      - Darwin
+      - Linux
+      - mxe-Win64
+      Note: Why colon? Because comma `,` and semicolon `;` can't be specified on the command-line.
+      -->
+    <AndroidSupportedHostJitAbis>Darwin:mxe-Win64</AndroidSupportedHostJitAbis>
 
     <!-- C and C++ compilers to emit host-native binaries -->
     <HostCc>clang</HostCc>

Configuration.props

@@ -23,7 +23,8 @@
     <AndroidMxeInstallPrefix Condition=" '$(AndroidMxeInstallPrefix)' == '' ">$(AndroidToolchainDirectory)\mxe</AndroidMxeInstallPrefix>
     <AndroidSdkDirectory>$(AndroidToolchainDirectory)\sdk</AndroidSdkDirectory>
     <AndroidNdkDirectory>$(AndroidToolchainDirectory)\ndk</AndroidNdkDirectory>
-    <AndroidSupportedAbis Condition=" '$(AndroidSupportedAbis)' == '' ">host-$(HostOS):armeabi-v7a</AndroidSupportedAbis>
+    <AndroidSupportedHostJitAbis Condition=" '$(AndroidSupportedHostJitAbis)' == '' ">$(HostOS)</AndroidSupportedHostJitAbis>
+    <AndroidSupportedTargetJitAbis Condition=" '$(AndroidSupportedTargetJitAbis)' == '' ">armeabi-v7a</AndroidSupportedTargetJitAbis>
     <JavaInteropSourceDirectory Condition=" '$(JavaInteropSourceDirectory)' == '' ">$(MSBuildThisFileDirectory)external\Java.Interop</JavaInteropSourceDirectory>
     <MonoSourceDirectory>$(MSBuildThisFileDirectory)external\mono</MonoSourceDirectory>
     <SqliteSourceDirectory Condition=" '$(SqliteSourceDirectory)' == '' ">$(MSBuildThisFileDirectory)external\sqlite</SqliteSourceDirectory>
@@ -38,19 +39,30 @@
     <MonoSourceFullPath>$([System.IO.Path]::GetFullPath ('$(MonoSourceDirectory)'))</MonoSourceFullPath>
     <SqliteSourceFullPath>$([System.IO.Path]::GetFullPath ('$(SqliteSourceDirectory)'))</SqliteSourceFullPath>
   </PropertyGroup>
+  <!--
+    "Fixup" $(AndroidSupportedHostJitAbis) so that Condition attributes elsewhere
+    can use `:ABI-NAME:`, to avoid substring mismatches.
+    -->
+  <PropertyGroup>
+    <AndroidSupportedHostJitAbisForConditionalChecks>$(AndroidSupportedHostJitAbis)</AndroidSupportedHostJitAbisForConditionalChecks>
+    <AndroidSupportedHostJitAbisForConditionalChecks Condition=" !$(AndroidSupportedHostJitAbisForConditionalChecks.EndsWith (':')) "   >$(AndroidSupportedHostJitAbisForConditionalChecks):</AndroidSupportedHostJitAbisForConditionalChecks>
+    <AndroidSupportedHostJitAbisForConditionalChecks Condition=" !$(AndroidSupportedHostJitAbisForConditionalChecks.StartsWith (':')) " >:$(AndroidSupportedHostJitAbisForConditionalChecks)</AndroidSupportedHostJitAbisForConditionalChecks>
+    <AndroidSupportedHostJitAbisSplit>$(AndroidSupportedHostJitAbis.Split(':'))</AndroidSupportedHostJitAbisSplit>
+  </PropertyGroup>
   <ItemGroup>
-    <HostOSName Include="host-Darwin" />
-    <HostOSName Include="host-Linux" />
-    <HostOSName Include="host-win64" />
+    <AndroidSupportedHostJitAbi Include="$(AndroidSupportedHostJitAbisSplit)" />
   </ItemGroup>
   <!--
-    "Fixup" $(AndroidSupportedAbis) so that Condition attributes elsewhere
+    "Fixup" $(AndroidSupportedTargetJitAbis) so that Condition attributes elsewhere
     can use `:ABI-NAME:`, to avoid substring mismatches.
     -->
   <PropertyGroup>
-    <AndroidSupportedDeviceAbis>$([System.String]::Copy('$(AndroidSupportedAbis)').Replace (':', ';').Replace ('host-$(HostOS)', '').Replace (';;', ';')</AndroidSupportedDeviceAbis>
-    <AndroidSupportedAbisForConditionalChecks>$(AndroidSupportedAbis)</AndroidSupportedAbisForConditionalChecks>
-    <AndroidSupportedAbisForConditionalChecks Condition=" !$(AndroidSupportedAbisForConditionalChecks.EndsWith (':')) "   >$(AndroidSupportedAbisForConditionalChecks):</AndroidSupportedAbisForConditionalChecks>
-    <AndroidSupportedAbisForConditionalChecks Condition=" !$(AndroidSupportedAbisForConditionalChecks.StartsWith (':')) " >:$(AndroidSupportedAbisForConditionalChecks)</AndroidSupportedAbisForConditionalChecks>
+    <AndroidSupportedTargetJitAbisForConditionalChecks>$(AndroidSupportedTargetJitAbis)</AndroidSupportedTargetJitAbisForConditionalChecks>
+    <AndroidSupportedTargetJitAbisForConditionalChecks Condition=" !$(AndroidSupportedTargetJitAbisForConditionalChecks.EndsWith (':')) "   >$(AndroidSupportedTargetJitAbisForConditionalChecks):</AndroidSupportedTargetJitAbisForConditionalChecks>
+    <AndroidSupportedTargetJitAbisForConditionalChecks Condition=" !$(AndroidSupportedTargetJitAbisForConditionalChecks.StartsWith (':')) " >:$(AndroidSupportedTargetJitAbisForConditionalChecks)</AndroidSupportedTargetJitAbisForConditionalChecks>
+    <AndroidSupportedTargetJitAbisSplit>$(AndroidSupportedTargetJitAbis.Split(':'))</AndroidSupportedTargetJitAbisSplit>
   </PropertyGroup>
+  <ItemGroup>
+    <AndroidSupportedTargetJitAbi Include="$(AndroidSupportedTargetJitAbisSplit)" />
+  </ItemGroup>
 </Project>

README.md

@@ -32,30 +32,30 @@ Overridable MSBuild properties include:
 * `$(AndroidFrameworkVersion)`: The Xamarin.Android `$(TargetFrameworkVersion)`
     version which corresponds to `$(AndroidApiLevel)`. This is *usually* the
     Android version number with a leading `v`, e.g. `v4.0.3` for API-15.
-* `$(AndroidSupportedAbis)`: The Android ABIs to build for inclusion within
-    apps. This is a `:`-separated list of ABIs to build. Supported values are:
-
-    * `armeabi`
-    * `armeabi-v7a`
-    * `arm64-v8a`
-    * `x86`
-    * `x86_64`
-
-    Addtionally there are a set of "host" values. The "host ABI" is used
-    to build mono for the *currently executing operating system*, in
-    particular to build the base class libraries such as `mscorlib.dll`.
+* `$(AndroidSupportedHostJitAbis)`: The Android ABIs for which to build a
+    host JIT *and* Xamarin.Android base class libraries (`mscorlib.dll`/etc.).
+    The "host JIT" is used e.g. with the Xamarin Studio Designer, to render
+    Xamarin.Android apps on the developer's machine.
     There can also be support for cross-compiling mono for a different
     host, e.g. to build Windows `libmonosgen-2.0.dll` from OS X.
     Supported host values include:
 
-    * `host-Darwin`
-    * `host-Linux`
-    * `host-win64`: Cross-compile Windows 64-bit binaries from Unix.
+    * `Darwin`
+    * `Linux`
+    * `mxe-Win64`: Cross-compile Windows 64-bit binaries from Unix.
 
-    The default value is `host-$(HostOS):armeabi-v7a`, where `$(HostOS)`
-    is based on probing various environment variables and filesystem locations.
-    On OS X, the default would be `host-Darwin:armeabi-v7a`.
+    The default value is `$(HostOS)`, where `$(HostOS)` is based on probing
+    various environment variables and filesystem locations.
+    On OS X, the default would be `Darwin`.
+* `$(AndroidSupportedTargetJitAbis)`: The Android ABIs for which to build the
+    the Mono JIT for inclusion within apps. This is a `:`-separated list of
+    ABIs to build. Supported values are:
 
+    * `armeabi`
+    * `armeabi-v7a`
+    * `arm64-v8a`
+    * `x86`
+    * `x86_64`
 * `$(AndroidToolchainCacheDirectory)`: The directory to cache the downloaded
     Android NDK and SDK files. This value defaults to
     `$(HOME)\android-archives`.

Xamarin.Android.sln

@@ -81,8 +81,6 @@ Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|AnyCPU = Debug|AnyCPU
 		Release|AnyCPU = Release|AnyCPU
-		XAIntegrationDebug|Any CPU = XAIntegrationDebug|Any CPU
-		XAIntegrationRelease|Any CPU = XAIntegrationRelease|Any CPU
 		XAIntegrationDebug|AnyCPU = XAIntegrationDebug|AnyCPU
 		XAIntegrationRelease|AnyCPU = XAIntegrationRelease|AnyCPU
 	EndGlobalSection

build-tools/android-toolchain/android-toolchain.projitems

@@ -44,19 +44,19 @@
     </AndroidSdkItem>
   </ItemGroup>
   <ItemGroup>
-    <_NdkToolchain Include="arm-linux-androideabi-clang" Condition="$(AndroidSupportedAbisForConditionalChecks.Contains(':armeabi:')) Or $(AndroidSupportedAbisForConditionalChecks.Contains(':armeabi-v7a:'))">
+    <_NdkToolchain Include="arm-linux-androideabi-clang" Condition="$(AndroidSupportedTargetJitAbisForConditionalChecks.Contains(':armeabi:')) Or $(AndroidSupportedTargetJitAbisForConditionalChecks.Contains(':armeabi-v7a:'))">
       <Platform>android-4</Platform>
       <Arch>arm</Arch>
     </_NdkToolchain>
-    <_NdkToolchain Include="aarch64-linux-android-clang" Condition="$(AndroidSupportedAbisForConditionalChecks.Contains(':arm64-v8a:'))">
+    <_NdkToolchain Include="aarch64-linux-android-clang" Condition="$(AndroidSupportedTargetJitAbisForConditionalChecks.Contains(':arm64-v8a:'))">
       <Platform>android-21</Platform>
       <Arch>arm64</Arch>
     </_NdkToolchain>
-    <_NdkToolchain Include="x86-clang" Condition="$(AndroidSupportedAbisForConditionalChecks.Contains(':x86:'))">
+    <_NdkToolchain Include="x86-clang" Condition="$(AndroidSupportedTargetJitAbisForConditionalChecks.Contains(':x86:'))">
       <Platform>android-9</Platform>
       <Arch>x86</Arch>
     </_NdkToolchain>
-    <_NdkToolchain Include="x86_64-clang" Condition="$(AndroidSupportedAbisForConditionalChecks.Contains(':x86_64:'))">
+    <_NdkToolchain Include="x86_64-clang" Condition="$(AndroidSupportedTargetJitAbisForConditionalChecks.Contains(':x86_64:'))">
       <Platform>android-21</Platform>
       <Arch>x86_64</Arch>
     </_NdkToolchain>
@@ -65,37 +65,37 @@
     <_RequiredProgram Include="$(ManagedRuntime)"   Condition=" '$(ManagedRuntime)' != '' " />
     <_RequiredProgram Include="$(HostCc)" />
     <_RequiredProgram Include="$(HostCxx)" />
-    <_RequiredProgram Include="7za"                 Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))">
+    <_RequiredProgram Include="7za"                 Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))">
       <Homebrew>p7zip</Homebrew>
     </_RequiredProgram>
     <_RequiredProgram Include="autoconf" />
     <_RequiredProgram Include="automake" />
-    <_RequiredProgram Include="cmake"               Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))" />
-    <_RequiredProgram Include="gdk-pixbuf-csource"  Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))">
+    <_RequiredProgram Include="cmake"               Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))" />
+    <_RequiredProgram Include="gdk-pixbuf-csource"  Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))">
       <Homebrew>gdk-pixbuf</Homebrew>
     </_RequiredProgram>
-    <_RequiredProgram Include="gettext"             Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))" />
-    <_RequiredProgram Include="glibtool"            Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))">
+    <_RequiredProgram Include="gettext"             Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))" />
+    <_RequiredProgram Include="glibtool"            Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))">
       <Homebrew>libtool</Homebrew>
     </_RequiredProgram>
-    <_RequiredProgram Include="gsed"                Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))">
+    <_RequiredProgram Include="gsed"                Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))">
       <Homebrew>gnu-sed</Homebrew>
     </_RequiredProgram>
-    <_RequiredProgram Include="intltoolize"         Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))">
+    <_RequiredProgram Include="intltoolize"         Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))">
       <Homebrew>intltool</Homebrew>
     </_RequiredProgram>
     <_RequiredProgram Include="make" />
-    <_RequiredProgram Include="pkg-config"          Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))">
+    <_RequiredProgram Include="pkg-config"          Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))">
       <Homebrew>pkg-config</Homebrew>
     </_RequiredProgram>
-    <_RequiredProgram Include="ruby"                Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))" />
-    <_RequiredProgram Include="scons"               Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))">
+    <_RequiredProgram Include="ruby"                Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))" />
+    <_RequiredProgram Include="scons"               Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))">
       <Homebrew>scons</Homebrew>
     </_RequiredProgram>
-    <_RequiredProgram Include="wget"                Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))">
+    <_RequiredProgram Include="wget"                Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))">
       <Homebrew>wget</Homebrew>
     </_RequiredProgram>
-    <_RequiredProgram Include="xz"                  Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))">
+    <_RequiredProgram Include="xz"                  Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))">
       <Homebrew>xz</Homebrew>
     </_RequiredProgram>
   </ItemGroup>

build-tools/android-toolchain/android-toolchain.targets

@@ -112,15 +112,15 @@
     />
   </Target>
   <Target Name="_SetMxeToolchainMakefileTimeToLastCommitTimestamp"
-      Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:')) Or $(AndroidSupportedAbisForConditionalChecks.Contains (':host-win32:'))">
+      Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:')) Or $(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win32:'))">
     <Exec
         Command="touch -m -t `git log -1 --format=%25cd --date=format-local:%25Y%25m%25d%25H%25M.%25S` Makefile"
         WorkingDirectory="..\..\external\mxe"
     />
   </Target>
   <Target Name="_CreateMxeW32Toolchain"
       DependsOnTargets="_SetMxeToolchainMakefileTimeToLastCommitTimestamp"
-      Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))"
+      Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))"
       Inputs="..\..\external\mxe\Makefile"
       Outputs="$(AndroidMxeFullPath)\bin\i686-w64-mingw32.static-gcc">
     <Exec
@@ -130,7 +130,7 @@
   </Target>
   <Target Name="_CreateMxeW64Toolchain"
       DependsOnTargets="_SetMxeToolchainMakefileTimeToLastCommitTimestamp"
-      Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))"
+      Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))"
       Inputs="..\..\external\mxe\Makefile"
       Outputs="$(AndroidMxeFullPath)\bin\x86_64-w64-mingw32.static-gcc">
     <Exec

build-tools/mono-runtimes/mono-runtimes.projitems

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
-    <_MonoRuntime Include="armeabi" Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':armeabi:'))">
+    <_MonoRuntime Include="armeabi" Condition="$(AndroidSupportedTargetJitAbis.Contains (':armeabi:'))">
       <Ar>$(_ArmAr)</Ar>
       <As>$(_ArmAs)</As>
       <Cc>$(_ArmCc)</Cc>
@@ -21,7 +21,7 @@
       <OutputProfilerFilename>libmono-profiler-log</OutputProfilerFilename>
       <OutputMonoPosixHelperFilename>libMonoPosixHelper</OutputMonoPosixHelperFilename>
     </_MonoRuntime>
-    <_MonoRuntime Include="armeabi-v7a" Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':armeabi-v7a:'))">
+    <_MonoRuntime Include="armeabi-v7a" Condition="$(AndroidSupportedTargetJitAbis.Contains (':armeabi-v7a:'))">
       <Ar>$(_ArmAr)</Ar>
       <As>$(_ArmAs)</As>
       <Cc>$(_ArmCc)</Cc>
@@ -41,7 +41,7 @@
       <OutputProfilerFilename>libmono-profiler-log</OutputProfilerFilename>
       <OutputMonoPosixHelperFilename>libMonoPosixHelper</OutputMonoPosixHelperFilename>
     </_MonoRuntime>
-    <_MonoRuntime Include="arm64-v8a" Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':arm64-v8a:'))">
+    <_MonoRuntime Include="arm64-v8a" Condition="$(AndroidSupportedTargetJitAbis.Contains (':arm64-v8a:'))">
       <Ar>$(_Arm64Ar)</Ar>
       <As>$(_Arm64As)</As>
       <Cc>$(_Arm64Cc)</Cc>
@@ -61,7 +61,7 @@
       <OutputProfilerFilename>libmono-profiler-log</OutputProfilerFilename>
       <OutputMonoPosixHelperFilename>libMonoPosixHelper</OutputMonoPosixHelperFilename>
     </_MonoRuntime>
-    <_MonoRuntime Include="x86" Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':x86:'))">
+    <_MonoRuntime Include="x86" Condition="$(AndroidSupportedTargetJitAbis.Contains (':x86:'))">
       <Ar>$(_X86Ar)</Ar>
       <As>$(_X86As)</As>
       <Cc>$(_X86Cc)</Cc>
@@ -81,7 +81,7 @@
       <OutputProfilerFilename>libmono-profiler-log</OutputProfilerFilename>
       <OutputMonoPosixHelperFilename>libMonoPosixHelper</OutputMonoPosixHelperFilename>
     </_MonoRuntime>
-    <_MonoRuntime Include="x86_64" Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':x86_64:'))">
+    <_MonoRuntime Include="x86_64" Condition="$(AndroidSupportedTargetJitAbis.Contains (':x86_64:'))">
       <Ar>$(_X86_64Ar)</Ar>
       <As>$(_X86_64As)</As>
       <Cc>$(_X86_64Cc)</Cc>
@@ -101,7 +101,7 @@
       <OutputProfilerFilename>libmono-profiler-log</OutputProfilerFilename>
       <OutputMonoPosixHelperFilename>libMonoPosixHelper</OutputMonoPosixHelperFilename>
     </_MonoRuntime>
-    <_MonoRuntime Include="host-Win64" Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-win64:'))">
+    <_MonoRuntime Include="host-mxe-Win64" Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':mxe-Win64:'))">
       <Ar>$(AndroidMxeFullPath)\bin\x86_64-w64-mingw32.static-ar</Ar>
       <As>$(AndroidMxeFullPath)\bin\x86_64-w64-mingw32.static-as</As>
       <Cc>$(AndroidMxeFullPath)\bin\x86_64-w64-mingw32.static-gcc</Cc>
@@ -122,7 +122,7 @@
       <OutputProfilerFilename></OutputProfilerFilename>
       <OutputMonoPosixHelperFilename>libMonoPosixHelper</OutputMonoPosixHelperFilename>
     </_MonoRuntime>
-    <_MonoRuntime Include="host-Darwin" Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-Darwin:'))">
+    <_MonoRuntime Include="host-Darwin" Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':Darwin:'))">
       <Ar>ar</Ar>
       <As>as</As>
       <Cc>$(HostCc)</Cc>
@@ -140,7 +140,7 @@
       <OutputProfilerFilename>libmono-profiler-log</OutputProfilerFilename>
       <OutputMonoPosixHelperFilename>libMonoPosixHelper</OutputMonoPosixHelperFilename>
     </_MonoRuntime>
-    <_MonoRuntime Include="host-Linux" Condition="$(AndroidSupportedAbisForConditionalChecks.Contains (':host-Linux:'))">
+    <_MonoRuntime Include="host-Linux" Condition="$(AndroidSupportedHostJitAbisForConditionalChecks.Contains (':Linux:'))">
       <Ar>ar</Ar>
       <As>as</As>
       <Cc>$(HostCc)</Cc>