blob: a08a5fe17e4913b05a437834c5ce5562a97ad756 [file] [log] [blame]
/* 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;
}