1 files changed, 76 insertions, 0 deletions
diff --git a/windows/msvc/genhdr.targets b/windows/msvc/genhdr.targets
new file mode 100644
index 000000000..453d2ff1e
--- /dev/null
+++ b/windows/msvc/genhdr.targets
@@ -0,0 +1,76 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="GenerateHeaders">
+
+  <Target Name="GenerateHeaders" DependsOnTargets="MakeQstrData;MakeVersionHeader">
+  </Target>
+
+  <PropertyGroup>
+    <SrcDir>$(MsBuildThisFileDirectory)..\..\py\</SrcDir>
+    <DestDir>$(MsBuildThisFileDirectory)..\build\genhdr\</DestDir>
+  </PropertyGroup>
+
+  <Target Name="MakeDestDir">
+    <MakeDir Directories="$(DestDir)"/>
+  </Target>
+
+  <!--don't let regenerating these files trigger builds-->
+  <UsingTask TaskName="MakeSameWriteTime" TaskFactory="CodeTaskFactory" AssemblyFile="$(MSBuildToolsPath)\Microsoft.Build.Tasks.v4.0.dll" >
+    <ParameterGroup>
+      <SourceFile Required="true" ParameterType="System.String"/>
+      <DestFile Required="true" ParameterType="System.String"/>
+    </ParameterGroup>
+    <Task>
+      <Code Type="Fragment" Language="cs">
+        <![CDATA[
+        System.IO.File.SetLastWriteTime( DestFile, System.IO.File.GetLastWriteTime( SourceFile ) );
+        ]]>
+      </Code>
+    </Task>
+  </UsingTask>
+
+  <!--see py/py.mk under #qstr data-->
+  <Target Name="MakeQstrData" DependsOnTargets="MakeDestDir">
+    <PropertyGroup>
+      <PreProc>$(DestDir)qstrdefs.preprocessed.h</PreProc>
+      <QstrDefs>$(MsBuildThisFileDirectory)..\..\unix\qstrdefsport.h</QstrDefs>
+      <DestFile>$(DestDir)qstrdefs.generated.h</DestFile>
+    </PropertyGroup>
+    <Exec Command="cl /I$(SrcDir) /I$(MsBuildThisFileDirectory).. /Fi$(PreProc) /P $(SrcDir)qstrdefs.h"/>
+    <Exec Command="python $(SrcDir)makeqstrdata.py $(PreProc) $(QstrDefs) > $(DestFile)"/>
+    <MakeSameWriteTime SourceFile="$(MsBuildThisFile)" DestFile="$(DestFile)"/>
+  </Target>
+
+  <!--see py/py-version.sh-->
+  <Target Name="GetGitState">
+    <Exec Command="git describe --dirty --always" ConsoleToMSBuild="true" IgnoreExitCode="true">
+      <Output TaskParameter="ConsoleOutput" PropertyName="GitTag" />
+    </Exec>
+    <Exec Command="git rev-parse --short HEAD 2>NUL || echo unknown" ConsoleToMSBuild="true" IgnoreExitCode="true">
+      <Output TaskParameter="ConsoleOutput" PropertyName="GitHash" />
+    </Exec>
+    <Exec Command="git diff --no-ext-diff --quiet --exit-code 2>NUL || echo 0" ConsoleToMSBuild="true" IgnoreExitCode="true">
+      <Output TaskParameter="ConsoleOutput" PropertyName="GitFilesAreClean" />
+    </Exec>
+    <Exec Command="git diff-index --cached --quiet HEAD -- 2>NUL || echo 0" ConsoleToMSBuild="true" IgnoreExitCode="true" Condition="'$(GitFilesAreClean)'==''">
+      <Output TaskParameter="ConsoleOutput" PropertyName="GitFilesAreClean" />
+    </Exec>
+  </Target>
+
+  <Target Name="MakeVersionHeader" DependsOnTargets="MakeDestDir;GetGitState">
+    <PropertyGroup Condition="'$(GitFilesAreClean)'=='0'">
+      <GitHash>$(GitHash)-dirty</GitHash>
+    </PropertyGroup>
+    <PropertyGroup>
+      <DestFile>$(DestDir)py-version.h</DestFile>
+    </PropertyGroup>
+    <ItemGroup>
+      <Lines Include="// This file was generated by $([System.IO.Path]::GetFileName(`$(MsBuildThisFile)`))"/>
+      <Lines Include="#define MICROPY_GIT_TAG &quot;$(GitTag)&quot;"/>
+      <Lines Include="#define MICROPY_GIT_HASH &quot;$(GitHash)&quot;"/>
+      <Lines Include="#define MICROPY_BUILD_DATE &quot;$([System.DateTime]::Now.ToString(`yyyy-MM-dd`))&quot;"/>
+    </ItemGroup>
+    <WriteLinesToFile Lines="@(Lines)" File="$(DestFile)" Overwrite="true"/>
+    <MakeSameWriteTime SourceFile="$(MsBuildThisFile)" DestFile="$(DestFile)"/>
+  </Target>
+
+</Project>