Allow the library name to be specified without prefix/extension.

platform/macos/os_macos.mm

@@ -220,6 +220,23 @@
 		return p_path.path_join(p_path.get_file().get_basename());
 	}
 
+	// If we've got no extension, try a couple
+	// of common patterns: lib<name>.dylib and <name>.framework.
+	if (p_path.get_extension().is_empty()) {
+		// Try adding .dylib extension.
+		String dylib_path = p_path.get_base_dir().path_join("lib" + p_path.get_file().get_basename() + ".dylib");
+		OS::get_singleton()->print("trying %s\n", dylib_path.utf8().get_data());
+			if (da->file_exists(dylib_path)) {
+			return dylib_path;
+		}
+		// Try adding .framework extension.
+		String framework_path = p_path + ".framework";
+		OS::get_singleton()->print("trying %s\n", framework_path.utf8().get_data());
+		if (da->dir_exists(framework_path)) {
+			return framework_path;
+		}
+	}
+
 	// Not a framework, try loading as .dylib.
 	return p_path;
 }