sra@google.com
b82378e3e4
Review URL: https://codereview.chromium.org//12220009 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@18117 260f80e4-7a28-3924-810f-c04153c831b5
71 lines
2.6 KiB
C++
71 lines
2.6 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include <stdio.h>
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#include "include/dart_api.h"
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#include "bin/builtin.h"
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#include "bin/dartutils.h"
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#include "bin/io_natives.h"
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Builtin::builtin_lib_props Builtin::builtin_libraries_[] = {
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/* { url_, source_, patch_url_, patch_source_, has_natives_ } */
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{ DartUtils::kBuiltinLibURL, builtin_source_, NULL, NULL, true },
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{ DartUtils::kJsonLibURL, json_source_, NULL, NULL, false },
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{ DartUtils::kUriLibURL, uri_source_, NULL, NULL, false },
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{ DartUtils::kCryptoLibURL, crypto_source_, NULL, NULL, false },
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{ DartUtils::kIOLibURL, io_source_,
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DartUtils::kIOLibPatchURL, io_patch_, true },
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{ DartUtils::kUtfLibURL, utf_source_, NULL, NULL, false }
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};
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Dart_Handle Builtin::Source(BuiltinLibraryId id) {
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ASSERT((sizeof(builtin_libraries_) / sizeof(builtin_lib_props)) ==
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kInvalidLibrary);
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ASSERT(id >= kBuiltinLibrary && id < kInvalidLibrary);
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return DartUtils::NewString(builtin_libraries_[id].source_);
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}
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/**
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* Looks up native functions in both libdart_builtin and libdart_io.
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*/
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Dart_NativeFunction Builtin::NativeLookup(Dart_Handle name,
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int argument_count) {
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Dart_NativeFunction result = BuiltinNativeLookup(name, argument_count);
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if (result != NULL) return result;
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return IONativeLookup(name, argument_count);
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}
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void Builtin::SetNativeResolver(BuiltinLibraryId id) {
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UNREACHABLE();
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}
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Dart_Handle Builtin::LoadAndCheckLibrary(BuiltinLibraryId id) {
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ASSERT((sizeof(builtin_libraries_) / sizeof(builtin_lib_props)) ==
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kInvalidLibrary);
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ASSERT(id >= kBuiltinLibrary && id < kInvalidLibrary);
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Dart_Handle url = DartUtils::NewString(builtin_libraries_[id].url_);
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Dart_Handle library = Dart_LookupLibrary(url);
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if (Dart_IsError(library)) {
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library = Dart_LoadLibrary(url, Source(id));
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if (!Dart_IsError(library) && (builtin_libraries_[id].has_natives_)) {
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// Setup the native resolver for built in library functions.
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DART_CHECK_VALID(Dart_SetNativeResolver(library, NativeLookup));
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}
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if (builtin_libraries_[id].patch_url_ != NULL) {
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ASSERT(builtin_libraries_[id].patch_source_ != NULL);
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Dart_Handle patch_url =
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DartUtils::NewString(builtin_libraries_[id].patch_url_);
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Dart_Handle patch_source =
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DartUtils::NewString(builtin_libraries_[id].patch_source_);
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DART_CHECK_VALID(Dart_LoadPatch(library, patch_url, patch_source));
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}
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}
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DART_CHECK_VALID(library);
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return library;
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}
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