Add Kokoro presubmit scripts

kokoro/windows/presubmit.bat

@@ -0,0 +1,32 @@
+@echo on
+
+SETLOCAL ENABLEDELAYEDEXPANSION
+
+SET BUILD_ROOT=%cd%
+SET PATH=C:\python36;C:\Program Files\cmake\bin;%PATH%
+SET SRC=%cd%\github\cppdap
+
+cd %SRC%
+if !ERRORLEVEL! neq 0 exit !ERRORLEVEL!
+
+git submodule update --init
+if !ERRORLEVEL! neq 0 exit !ERRORLEVEL!
+
+SET MSBUILD="C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\MSBuild\15.0\Bin\MSBuild"
+SET CONFIG=Release
+
+mkdir %SRC%\build
+cd %SRC%\build
+if !ERRORLEVEL! neq 0 exit !ERRORLEVEL!
+
+IF /I "%BUILD_SYSTEM%"=="cmake" (
+    cmake .. -G "%BUILD_GENERATOR%" "-DCPPDAP_BUILD_TESTS=1" "-DCPPDAP_BUILD_EXAMPLES=1" "-DCPPDAP_WARNINGS_AS_ERRORS=1"
+    if !ERRORLEVEL! neq 0 exit !ERRORLEVEL!
+    %MSBUILD% /p:Configuration=%CONFIG% cppdap.sln
+    if !ERRORLEVEL! neq 0 exit !ERRORLEVEL!
+    Release\cppdap-unittests.exe
+    if !ERRORLEVEL! neq 0 exit !ERRORLEVEL!
+) ELSE (
+    echo "Unknown build system: %BUILD_SYSTEM%"
+    exit /b 1
+)