| /* Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| * for details. All rights reserved. Use of this source code is governed by a |
| * BSD-style license that can be found in the LICENSE file. |
| */ |
| #include <assert.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include "include/dart_api.h" |
| |
| #if defined(ASSERT) |
| #error ASSERT already defined! |
| #endif |
| |
| |
| /* Native methods. */ |
| void IfNull(Dart_NativeArguments arguments) { |
| Dart_Handle object = Dart_GetNativeArgument(arguments, 0); |
| if (Dart_IsNull(object)) { |
| Dart_SetReturnValue(arguments, Dart_GetNativeArgument(arguments, 1)); |
| } else { |
| Dart_SetReturnValue(arguments, object); |
| } |
| } |
| |
| |
| void ThrowMeTheBall(Dart_NativeArguments arguments) { |
| Dart_Handle object = Dart_GetNativeArgument(arguments, 0); |
| Dart_ThrowException(object); |
| } |
| |
| |
| /* Native resolver for the extension library. */ |
| Dart_NativeFunction ResolveName(Dart_Handle name, int argc) { |
| /* assert(Dart_IsString(name)); */ |
| const char* c_name; |
| Dart_Handle check_error; |
| |
| check_error = Dart_StringToCString(name, &c_name); |
| if (Dart_IsError(check_error)) { |
| Dart_PropagateError(check_error); |
| } |
| if ((strcmp("TestExtension_IfNull", c_name) == 0) && (argc == 2)) { |
| return IfNull; |
| } |
| if ((strcmp("TestExtension_ThrowMeTheBall", c_name) == 0) && (argc == 1)) { |
| return ThrowMeTheBall; |
| } |
| return NULL; |
| } |
| |
| |
| /* Native entry point for the extension library. */ |
| DART_EXPORT Dart_Handle test_extension_Init(Dart_Handle parent_library) { |
| Dart_Handle result_code; |
| if (Dart_IsError(parent_library)) { |
| return parent_library; |
| } |
| |
| result_code = Dart_SetNativeResolver(parent_library, ResolveName); |
| if (Dart_IsError(result_code)) { |
| return result_code; |
| } |
| |
| return parent_library; |
| } |