windows: disable C4200 directly in libusb.h

Externals/libusb/libusb/libusb.h

@@ -25,6 +25,9 @@
 #define LIBUSB_H
 
 #ifdef _MSC_VER
+#pragma warning(push)
+/* Disable: warning C4200: nonstandard extension used : zero-sized array in struct/union */
+#pragma warning(disable:4200)
 /* on MS environments, the inline keyword is available in C++ only */
 #if !defined(__cplusplus)
 #define inline __inline
@@ -2059,6 +2062,10 @@ enum libusb_option {
 
 int LIBUSB_CALL libusb_set_option(libusb_context *ctx, enum libusb_option option, ...);
 
+#ifdef _MSC_VER
+#pragma warning(pop)
+#endif
+
 #ifdef __cplusplus
 }
 #endif

Source/Core/Core/Core.vcxproj

@@ -211,15 +211,9 @@
     <ClCompile Include="IOS\SDIO\SDIOSlot0.cpp" />
     <ClCompile Include="IOS\STM\STM.cpp" />
     <ClCompile Include="IOS\USB\Common.cpp" />
-    <ClCompile Include="IOS\USB\LibusbDevice.cpp">
-      <DisableSpecificWarnings>4200;%(DisableSpecificWarnings)</DisableSpecificWarnings>
-    </ClCompile>
-    <ClCompile Include="LibusbUtils.cpp">
-      <DisableSpecificWarnings>4200;%(DisableSpecificWarnings)</DisableSpecificWarnings>
-    </ClCompile>
-    <ClCompile Include="IOS\USB\Host.cpp">
-      <DisableSpecificWarnings>4200;%(DisableSpecificWarnings)</DisableSpecificWarnings>
-    </ClCompile>
+    <ClCompile Include="IOS\USB\LibusbDevice.cpp" />
+    <ClCompile Include="LibusbUtils.cpp" />
+    <ClCompile Include="IOS\USB\Host.cpp" />
     <ClCompile Include="IOS\USB\OH0\OH0.cpp" />
     <ClCompile Include="IOS\USB\OH0\OH0Device.cpp" />
     <ClCompile Include="IOS\USB\USB_HID\HIDv4.cpp" />
@@ -232,9 +226,7 @@
     <ClCompile Include="IOS\USB\Bluetooth\BTBase.cpp" />
     <ClCompile Include="IOS\USB\Bluetooth\BTEmu.cpp" />
     <ClCompile Include="IOS\USB\Bluetooth\BTStub.cpp" />
-    <ClCompile Include="IOS\USB\Bluetooth\BTReal.cpp">
-      <DisableSpecificWarnings>4200;%(DisableSpecificWarnings)</DisableSpecificWarnings>
-    </ClCompile>
+    <ClCompile Include="IOS\USB\Bluetooth\BTReal.cpp" />
     <ClCompile Include="IOS\USB\Bluetooth\WiimoteDevice.cpp" />
     <ClCompile Include="IOS\USB\Bluetooth\WiimoteHIDAttr.cpp" />
     <ClCompile Include="IOS\WFS\WFSI.cpp" />

Source/Core/InputCommon/InputCommon.vcxproj

@@ -50,13 +50,7 @@
     <ClCompile Include="ControllerInterface\Wiimote\Wiimote.cpp" />
     <ClCompile Include="ControllerInterface\XInput\XInput.cpp" />
     <ClCompile Include="ControlReference\FunctionExpression.cpp" />
-    <ClCompile Include="GCAdapter.cpp">
-      <!--
-      Disable "nonstandard extension used : zero-sized array in struct/union" warning,
-      which is hit in libusb.h.
-      -->
-      <DisableSpecificWarnings>4200;%(DisableSpecificWarnings)</DisableSpecificWarnings>
-    </ClCompile>
+    <ClCompile Include="GCAdapter.cpp" />
     <ClCompile Include="InputConfig.cpp" />
     <ClCompile Include="InputProfile.cpp" />
   </ItemGroup>

Source/Core/UICommon/UICommon.vcxproj

@@ -42,9 +42,7 @@
     <ClCompile Include="ResourcePack\ResourcePack.cpp" />
     <ClCompile Include="UICommon.cpp" />
     <ClCompile Include="Disassembler.cpp" />
-    <ClCompile Include="USBUtils.cpp">
-      <DisableSpecificWarnings>4200;%(DisableSpecificWarnings)</DisableSpecificWarnings>
-    </ClCompile>
+    <ClCompile Include="USBUtils.cpp" />
     <ClCompile Include="VideoUtils.cpp" />
     <ClCompile Include="GameFile.cpp" />
     <ClCompile Include="GameFileCache.cpp" />