Reset AOT Assemblies game cooker cache when Flax.Build gets modified

Source/Editor/Cooker/Steps/PrecompileAssembliesStep.cpp

@@ -21,7 +21,11 @@ void PrecompileAssembliesStep::OnBuildStarted(CookingData& data)
 
     // Reset any AOT cache from previous run if the AOT mode has changed (eg. Mono AOT -> ILC on Desktop)
     const String aotModeCacheFilePath = data.ManagedCodeOutputPath / TEXT("AOTMode.txt");
-    String aotModeCacheValue = String::Format(TEXT("{};{};{}"), (int32)aotMode, (int32)data.Configuration, (int32)buildSettings.SkipUnusedDotnetLibsPackaging);
+    String aotModeCacheValue = String::Format(TEXT("{};{};{};{}"),
+                                              (int32)aotMode,
+                                              (int32)data.Configuration,
+                                              (int32)buildSettings.SkipUnusedDotnetLibsPackaging,
+                                              FileSystem::GetFileLastEditTime(ScriptsBuilder::GetBuildToolPath()).Ticks);
     for (const String& define : data.CustomDefines)
         aotModeCacheValue += define;
     if (FileSystem::DirectoryExists(data.ManagedCodeOutputPath))
@@ -60,7 +64,7 @@ bool PrecompileAssembliesStep::Perform(CookingData& data)
     // Run AOT by Flax.Build (see DotNetAOT)
     const Char *platform, *architecture, *configuration = ::ToString(data.Configuration);
     data.GetBuildPlatformName(platform, architecture);
-    const String logFile = data.CacheDirectory / TEXT("AotLog.txt");
+    const String logFile = data.CacheDirectory / TEXT("AOTLog.txt");
     String args = String::Format(
         TEXT("-log -logfile=\"{}\" -runDotNetAOT -mutex -platform={} -arch={} -configuration={} -aotMode={} -binaries=\"{}\" -intermediate=\"{}\""),
         logFile, platform, architecture, configuration, ToString(aotMode), data.DataOutputPath, data.ManagedCodeOutputPath);

Source/Editor/Scripting/ScriptsBuilder.cpp

@@ -134,6 +134,15 @@ int32 ScriptsBuilder::GetCompilationsCount()
     return _compilationsCount;
 }
 
+String ScriptsBuilder::GetBuildToolPath()
+{
+#if USE_NETCORE && (PLATFORM_LINUX || PLATFORM_MAC)
+    return Globals::StartupFolder / TEXT("Binaries/Tools/Flax.Build");
+#else
+    return Globals::StartupFolder / TEXT("Binaries/Tools/Flax.Build.exe");
+#endif
+}
+
 bool ScriptsBuilder::LastCompilationFailed()
 {
     return _lastCompilationFailed;
@@ -221,11 +230,7 @@ void ScriptsBuilder::Compile()
 bool ScriptsBuilder::RunBuildTool(const StringView& args, const StringView& workingDir)
 {
     PROFILE_CPU();
-#if USE_NETCORE && (PLATFORM_LINUX || PLATFORM_MAC)
+    const String buildToolPath = GetBuildToolPath();
-    const String buildToolPath = Globals::StartupFolder / TEXT("Binaries/Tools/Flax.Build");
-#else
-    const String buildToolPath = Globals::StartupFolder / TEXT("Binaries/Tools/Flax.Build.exe");
-#endif
     if (!FileSystem::FileExists(buildToolPath))
     {
         Log::FileNotFoundException(buildToolPath).SetLevel(LogType::Fatal);

Source/Editor/Scripting/ScriptsBuilder.h

@@ -40,6 +40,11 @@ public:
     /// </summary>
     API_PROPERTY() static int32 GetCompilationsCount();
 
+    /// <summary>
+    /// Gets the full path to the Flax.Build app.
+    /// </summary>
+    API_PROPERTY() static String GetBuildToolPath();
+
     /// <summary>
     /// Checks if last scripting building failed due to errors.
     /// </summary>