Used modern approach for C#/C++ interop

.gitignore

@@ -12,3 +12,7 @@ obj/
 
 *.ll
 log
+
+# Ignore user specific options #
+
+.user

LX-Build/LX-API.cs

@@ -3,15 +3,17 @@ using System.Runtime.InteropServices;
 
 namespace LX_Build
 {
-    internal class LX_API
+    internal partial class LX_API
     {
         // Imports SetDllDirectory to change where Dlls are imported from //
-        [DllImport("kernel32.dll", SetLastError = true)]
+        [LibraryImport("kernel32.dll", EntryPoint = "SetDllDirectoryW", SetLastError = true, StringMarshalling = StringMarshalling.Utf16)]
-        private static extern bool SetDllDirectory(string lpPathName);
+        [return: MarshalAs(UnmanagedType.Bool)]
+        private static partial bool SetDllDirectory(string lpPathName);
 
         // Imports the Frontend of the compiler //
-        [DllImport("Generator.dll", CallingConvention = CallingConvention.Cdecl, CharSet = CharSet.Ansi)]
+        [LibraryImport("Generator.dll", StringMarshalling = StringMarshalling.Custom, StringMarshallingCustomType = typeof(System.Runtime.InteropServices.Marshalling.AnsiStringMarshaller))]
-        public static extern int GenIR(string arg1, string arg2, string? arg3);
+        [UnmanagedCallConv(CallConvs = new Type[] { typeof(System.Runtime.CompilerServices.CallConvCdecl) })]
+        public static partial int GenIR(string arg1, string arg2, string? arg3);
 
         // Sets the directory to import the DLLs from //
         public static void Init()

LX-Build/LX-Build.csproj

@@ -7,6 +7,7 @@
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <BaseOutputPath></BaseOutputPath>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
 
 </Project>