Adds an option to msbuild common configuration to ignore linker warning 4221. This warning is for object files that do not include any symbols. The warning is harmless and occurs due to some classes that are *nix only having no source to compile for an msvc build.

Author: sipsorcery

build_msvc/common.init.vcxproj

@@ -113,6 +113,9 @@
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <AdditionalDependencies>crypt32.lib;Iphlpapi.lib;ws2_32.lib;Shlwapi.lib;kernel32.lib;user32.lib;gdi32.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;odbc32.lib;odbccp32.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
+    <Lib>
+      <AdditionalOptions>/ignore:4221</AdditionalOptions>
+    </Lib>
   </ItemDefinitionGroup>
   <Import Project="common.init.vcxproj.user" Condition="Exists('common.init.vcxproj.user')" />
 </Project>