xrECore project: define XRECORE_EXPORTS macro

Author: Xottab-DUTY

src/editors/xrECore/xrECore.vcxproj

@@ -58,12 +58,8 @@
       <ConformanceMode>true</ConformanceMode>
       <PrecompiledHeaderFile>pch.hpp</PrecompiledHeaderFile>
       <AdditionalOptions>/Zc:twoPhase- %(AdditionalOptions)</AdditionalOptions>
-      <LanguageStandard Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">stdcpp17</LanguageStandard>
-      <LanguageStandard Condition="'$(Configuration)|$(Platform)'=='Mixed|Win32'">stdcpp17</LanguageStandard>
-      <LanguageStandard Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">stdcpp17</LanguageStandard>
-      <LanguageStandard Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">stdcpp17</LanguageStandard>
-      <LanguageStandard Condition="'$(Configuration)|$(Platform)'=='Mixed|x64'">stdcpp17</LanguageStandard>
-      <LanguageStandard Condition="'$(Configuration)|$(Platform)'=='Release|x64'">stdcpp17</LanguageStandard>
+      <LanguageStandard >stdcpp17</LanguageStandard>
+      <PreprocessorDefinitions>XRECORE_EXPORTS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
   </ItemDefinitionGroup>
   <ItemGroup>