Visual Studio 2015 build improvements.

win/win32/.gitignore

@@ -4,4 +4,5 @@
 *.db
 record
 *.user
+*.opendb
 

win/win32/vs2015/common.props

@@ -34,5 +34,8 @@
       <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
     </ClCompile>
+    <Link>
+      <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
+    </Link>
   </ItemDefinitionGroup>
 </Project>

win/win32/vs2015/nhdefkey.vcxproj

@@ -1,13 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="config.props" />
-
   <PropertyGroup Label="Globals">
     <ProjectGuid>{6813477F-64B6-4B97-B230-438D0D233385}</ProjectGuid>
     <Keyword>Win32Proj</Keyword>
     <RootNamespace>nhdefkey</RootNamespace>
   </PropertyGroup>
-
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <Import Project="default_dll.props" />
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
@@ -15,17 +13,18 @@
   <Import Project="common.props" />
   <Import Project="dirs.props" />
   <Import Project="files.props" />
-  
+  <PropertyGroup>
+    <OutDir>$(BinDir)</OutDir>
+  </PropertyGroup>
   <ItemDefinitionGroup>
     <ClCompile>
-      <PreprocessorDefinitions>NHDEFKEY_EXPORTS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>$(IncDir);$(SysWinntDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <ModuleDefinitionFile>nhdefkey.def</ModuleDefinitionFile>
+      <ImportLibrary>$(ToolsDir)$(TargetName).lib</ImportLibrary>
     </Link>
   </ItemDefinitionGroup>
-
   <ItemGroup>
     <ClCompile Include="$(SysWinntDir)nhdefkey.c" />
   </ItemGroup>

win/win32/vs2015/notes.txt

@@ -1,5 +1,9 @@
 Changes made to vs2015 build
 
+To Do
+1. Build other key handler DLLs.
+2. Ensure Release build does not have unexpected files after clean build.
+
 Changes
 1. Removed the use of /FS.
 2. Allow multi-processor compilation.