Print expected `os.arch` tuple for current platform in GDExtension error

This also adds `Engine.get_architecture_name()` to get the name of the
CPU architecture the Godot binary was built for.

1 files changed, 4 insertions, 3 deletions

diff --git a/core/extension/native_extension.cpp b/core/extension/native_extension.cpp
index b69859b441..a085df874e 100644
--- a/core/extension/native_extension.cpp
+++ b/core/extension/native_extension.cpp
@@ -372,7 +372,7 @@ Ref<Resource> NativeExtensionResourceLoader::load(const String &p_path, const St
 	}
 
 	if (err != OK) {
-		ERR_PRINT("Error loading GDExtension config file: " + p_path);
+		ERR_PRINT("Error loading GDExtension configuration file: " + p_path);
 		return Ref<Resource>();
 	}
 
@@ -380,7 +380,7 @@ Ref<Resource> NativeExtensionResourceLoader::load(const String &p_path, const St
 		if (r_error) {
 			*r_error = ERR_INVALID_DATA;
 		}
-		ERR_PRINT("GDExtension config file must contain 'configuration.entry_symbol' key: " + p_path);
+		ERR_PRINT("GDExtension configuration file must contain a \"configuration/entry_symbol\" key: " + p_path);
 		return Ref<Resource>();
 	}
 
@@ -413,7 +413,8 @@ Ref<Resource> NativeExtensionResourceLoader::load(const String &p_path, const St
 		if (r_error) {
 			*r_error = ERR_FILE_NOT_FOUND;
 		}
-		ERR_PRINT("No GDExtension library found for current architecture; in config file " + p_path);
+		const String os_arch = OS::get_singleton()->get_name().to_lower() + "." + Engine::get_singleton()->get_architecture_name();
+		ERR_PRINT(vformat("No GDExtension library found for current OS and architecture (%s) in configuration file: %s", os_arch, p_path));
 		return Ref<Resource>();
 	}