Try to make it work at run time

Author: grendello

src/Xamarin.Android.Build.Tasks/Microsoft.Android.Sdk/targets/Microsoft.Android.Sdk.AssemblyResolution.targets

@@ -236,6 +236,7 @@ _ResolveAssemblies MSBuild target.
       <_ExcludedNativeLibraries Condition=" '$(_AndroidEnableNativeStackTracing)' != 'true' " Include="libxamarin-native-tracing" />
     </ItemGroup>
     <ProcessNativeLibraries
+        NativeRuntimeLinking="$(_AndroidEnableNativeRuntimeLinking)"
         InputLibraries="@(_ResolvedNativeLibraries)"
         ExcludedLibraries="@(_ExcludedNativeLibraries)"
         Components="@(_MonoComponent->Distinct())"

src/Xamarin.Android.Build.Tasks/Microsoft.Android.Sdk/targets/Microsoft.Android.Sdk.NativeRuntime.targets

@@ -14,11 +14,13 @@ Contains code to build and link the native runtime at application build time.
     <ItemGroup>
       <_UnifiedNativeRuntime Include="$(_AndroidApplicationSharedLibraryPath)%(_BuildTargetAbis.Identity)\libmonodroid-unified.so">
         <abi>%(_BuildTargetAbis.Identity)</abi>
+        <ArchiveFileName>libmonodroid.so</ArchiveFileName>
       </_UnifiedNativeRuntime>
     </ItemGroup>
 
     <ItemGroup>
       <_ResolvedNativeArchive Include="@(ResolvedFileToPublish)" Condition=" '%(ResolvedFileToPublish.Extension)' == '.a' " />
+      <_ApplicationSharedLibrary Include="@(_UnifiedNativeRuntime)" />
     </ItemGroup>
 
     <GetNativeRuntimeComponents

src/Xamarin.Android.Build.Tasks/Tasks/BuildApk.cs

@@ -713,7 +713,12 @@ void AddRuntimeLibraries (ZipArchiveEx apk, string [] supportedAbis)
 				foreach (ITaskItem item in ApplicationSharedLibraries) {
 					if (String.Compare (abi, item.GetMetadata ("abi"), StringComparison.Ordinal) != 0)
 						continue;
-					AddNativeLibraryToArchive (apk, abi, item.ItemSpec, Path.GetFileName (item.ItemSpec), item);
+					string? inArchiveFileName = item.GetMetadata ("ArchiveFileName");
+					if (String.IsNullOrEmpty (inArchiveFileName)) {
+						inArchiveFileName = Path.GetFileName (item.ItemSpec);
+					}
+
+					AddNativeLibraryToArchive (apk, abi, item.ItemSpec, inArchiveFileName, item);
 				}
 			}
 		}

src/Xamarin.Android.Build.Tasks/Tasks/ProcessNativeLibraries.cs

@@ -30,6 +30,7 @@ public class ProcessNativeLibraries : AndroidTask
 		public string [] ExcludedLibraries { get; set; }
 
 		public bool IncludeDebugSymbols { get; set; }
+		public bool NativeRuntimeLinking { get; set; }
 
 		[Output]
 		public ITaskItem [] OutputLibraries { get; set; }
@@ -64,6 +65,11 @@ public override bool RunTask ()
 				// We may eventually have files such as `libmono-android-checked+asan.release.so` as well.
 				var fileName = Path.GetFileNameWithoutExtension (library.ItemSpec);
 				if (fileName.StartsWith ("libmono-android", StringComparison.Ordinal)) {
+					if (NativeRuntimeLinking) {
+						// We don't need the precompiled runtime, it will be linked during application build
+						continue;
+					}
+
 					if (fileName.EndsWith (".debug", StringComparison.Ordinal)) {
 						if (!IncludeDebugSymbols)
 							continue;

src/Xamarin.Android.Build.Tasks/Utilities/NativeRuntimeComponents.cs

@@ -58,26 +58,29 @@ public NativeRuntimeComponents (ITaskItem[] monoComponents)
 		this.monoComponents = monoComponents;
 		KnownArchives = new () {
 			// Mono components
-			new MonoComponentArchive ("libmono-component-diagnostics_tracing-static.a", "diagnostics_tracing", MonoComponentPresent),
-			new MonoComponentArchive ("libmono-component-diagnostics_tracing-stub-static.a", "diagnostics_tracing", MonoComponentAbsent),
-			new MonoComponentArchive ("libmono-component-marshal-ilgen-static.a", "marshal-ilgen", MonoComponentPresent),
-			new MonoComponentArchive ("libmono-component-marshal-ilgen-stub-static.a", "marshal-ilgen", MonoComponentAbsent),
+			new MonoComponentArchive ("libmono-component-debugger-static.a",                 "debugger",            IncludeIfMonoComponentPresent),
+			new MonoComponentArchive ("libmono-component-debugger-stub-static.a",            "debugger",            IncludeIfMonoComponentAbsent),
+			new MonoComponentArchive ("libmono-component-diagnostics_tracing-static.a",      "diagnostics_tracing", IncludeIfMonoComponentPresent),
+			new MonoComponentArchive ("libmono-component-diagnostics_tracing-stub-static.a", "diagnostics_tracing", IncludeIfMonoComponentAbsent),
+			new MonoComponentArchive ("libmono-component-hot_reload-static.a",               "hot_reload",          IncludeIfMonoComponentPresent),
+			new MonoComponentArchive ("libmono-component-hot_reload-stub-static.a",          "hot_reload",          IncludeIfMonoComponentAbsent),
+			new MonoComponentArchive ("libmono-component-marshal-ilgen-static.a",            "marshal-ilgen",       IncludeIfMonoComponentPresent),
+			new MonoComponentArchive ("libmono-component-marshal-ilgen-stub-static.a",       "marshal-ilgen",       IncludeIfMonoComponentAbsent),
 
 			// MonoVM runtime + BCL
 			new Archive ("libmonosgen-2.0.a"),
 			new BclArchive ("libSystem.Globalization.Native.a"),
 			new BclArchive ("libSystem.IO.Compression.Native.a"),
 			new BclArchive ("libSystem.Native.a"),
-
-			// Can't link whole archive for this one because it contains conflicting JNI_OnLoad
-			new BclArchive ("libSystem.Security.Cryptography.Native.Android.a", wholeArchive: false),
+			new BclArchive ("libSystem.Security.Cryptography.Native.Android.a"),
 
 			// .NET for Android
-			new AndroidArchive ("libruntime-base.a"),
-			new AndroidArchive ("libxa-java-interop.a"),
-			new AndroidArchive ("libxa-lz4.a"),
-			new AndroidArchive ("libxa-shared-bits.a"),
-			new AndroidArchive ("libmono-android.release-static.a"),
+			new AndroidArchive ("libpinvoke-override-dynamic-release.a"),
+			new AndroidArchive ("libruntime-base-release.a"),
+			new AndroidArchive ("libxa-java-interop-release.a"),
+			new AndroidArchive ("libxa-lz4-release.a"),
+			new AndroidArchive ("libxa-shared-bits-release.a"),
+			new AndroidArchive ("libmono-android.release-static-release.a"),
 		};
 
 		// Just the base names of libraries to link into the unified runtime.  Must have all the dependencies of all the static archives we
@@ -111,12 +114,12 @@ bool MonoComponentExists (Archive archive)
 		return false;
 	}
 
-	bool MonoComponentAbsent (Archive archive)
+	bool IncludeIfMonoComponentAbsent (Archive archive)
 	{
 		return !MonoComponentExists (archive);
 	}
 
-	bool MonoComponentPresent (Archive archive)
+	bool IncludeIfMonoComponentPresent (Archive archive)
 	{
 		return MonoComponentExists (archive);
 	}

src/java-runtime/java/mono/android/MonoPackageManager.java

@@ -97,17 +97,17 @@ public static void LoadApplication (Context context, ApplicationInfo runtimePack
 					System.loadLibrary ("xamarin-debug-app-helper");
 					DebugRuntime.init (apks, runtimeDir, appDirs, haveSplitApks);
 				} else {
-					System.loadLibrary("monosgen-2.0");
+				//	System.loadLibrary("monosgen-2.0");
 				}
-				System.loadLibrary("xamarin-app");
+				// System.loadLibrary("xamarin-app");
 
 				if (!BuildConfig.DotNetRuntime) {
 					// .net5+ APKs don't contain `libmono-native.so`
-					System.loadLibrary("mono-native");
+				//	System.loadLibrary("mono-native");
 				} else {
 					// for .net6 we temporarily need to load the SSL DSO
 					// see: https://github.com/dotnet/runtime/issues/51274#issuecomment-832963657
-					System.loadLibrary("System.Security.Cryptography.Native.Android");
+				//	System.loadLibrary("System.Security.Cryptography.Native.Android");
 				}
 
 				System.loadLibrary("monodroid");

src/native/pinvoke-override/dynamic.cc

@@ -1,2 +1,12 @@
 #define PINVOKE_OVERRIDE_INLINE [[gnu::noinline]]
 #include "pinvoke-override-api.hh"
+
+using namespace xamarin::android;
+
+[[gnu::flatten]]
+void*
+PinvokeOverride::monodroid_pinvoke_override (const char *library_name, const char *entrypoint_name)
+{
+	// TODO: implement
+	return nullptr;
+}