Version 0.5.14.1

dart/runtime/bin/test_extension.c

+/* 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;
+}