fix building process for Unreal Enigne (#176)

README.md

@@ -20,10 +20,18 @@ Our repository can be build via two different approaches:
 
 You can build repository using CMake using our [CMakeLists.txt file](CMakeLists.txt). 
 
+- Unix:
 ```sh
 mkdir build && cd build
 cmake ..
-[n]make
+make
+```
+
+- Windows (MSVS tools required):
+```sh 
+mkdir build && cd build
+cmake .. -G "NMake Makefiles"
+nmake 
 ```
 
 There are several options to be selected via switches (using GUI) or by using command line.

unreal/PubNubModule/PubNubModule.Build.cs

@@ -7,6 +7,7 @@ public class PubNubModule : ModuleRules
 {
     private bool OpenSsl = false;
     private bool StaticLink = false;
+    private string BuildLocation = "";
 
     public PubNubModule(ReadOnlyTargetRules Target) : base(Target)
     {
@@ -31,11 +32,15 @@ public PubNubModule(ReadOnlyTargetRules Target) : base(Target)
             PublicDependencyModuleNames.AddRange(new string[] { "OpenSSL" });
         }
 
-
-        PublicAdditionalLibraries.Add(Path.Combine(ModuleDirectory, $"libpubnub.{extention}"));
+        var path = Path.Combine(new string[] { ModuleDirectory, "..", ".." });
+#if PLATFORM_WINDOWS
+        var binary = pubnub.{extention};
+#else
+        var binary = libpubnub.{extention};
+#endif
+        PublicAdditionalLibraries.Add(Path.Combine(path, BuildLocation, binary));
         PublicIncludePaths.AddRange(
             new string[] {
-                path,
                 Path.Combine(path, "core"),
                 Path.Combine(path, "lib"),
                 Path.Combine(path, includeLib)

unreal/README.md

@@ -18,13 +18,14 @@ C-core offers some customization flags (e.g. shared library or using openssl). Y
 cmake . -DSHARED=ON -DOPENSSL=ON -DOPENSSL_ROOT_DIR={unreal engine location}/Engine/Source/ThirdParty/openssl/1.1.1/
 ```
 
-3. Adjust `PubNubModule/PubNubModule.Build.cs` with selected options by changing `OpenSsl`, `StaticLink` and `LibPath` with the same values you used for compilation. 
+3. Adjust `PubNubModule/PubNubModule.Build.cs` with selected options by changing `OpenSsl`, `StaticLink` and `BuildLocation` with the same values you used for compilation. 
 
   For example:
 
   ```csharp 
     private bool OpenSsl = true;
     private bool StaticLink = false;
+    private string BuildLocation = "build/";
   ```
 
 4. Finally, import the module into your project as follows: