blob: 6ca4a20ade6aec2651e435796f96121a3a9b78db [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 <stdio.h>
#include "include/dart_api.h"
#include "bin/builtin.h"
#include "bin/dartutils.h"
#include "bin/io_natives.h"
namespace dart {
namespace bin {
Builtin::builtin_lib_props Builtin::builtin_libraries_[] = {
/* { url_, source_, patch_url_, patch_source_, has_natives_ } */
{ DartUtils::kBuiltinLibURL, NULL, NULL, NULL, true },
{ DartUtils::kIOLibURL, NULL, NULL, NULL, true },
};
Dart_Handle Builtin::Source(BuiltinLibraryId id) {
ASSERT((sizeof(builtin_libraries_) / sizeof(builtin_lib_props)) ==
kInvalidLibrary);
return Dart_NewApiError("Unreachable code in Builtin::Source (%d).", id);
}
/**
* Looks up native functions in both libdart_builtin and libdart_io.
*/
Dart_NativeFunction Builtin::NativeLookup(Dart_Handle name,
int argument_count) {
Dart_NativeFunction result = BuiltinNativeLookup(name, argument_count);
if (result != NULL) return result;
return IONativeLookup(name, argument_count);
}
void Builtin::SetNativeResolver(BuiltinLibraryId id) {
ASSERT((sizeof(builtin_libraries_) / sizeof(builtin_lib_props)) ==
kInvalidLibrary);
ASSERT(id >= kBuiltinLibrary && id < kInvalidLibrary);
if (builtin_libraries_[id].has_natives_) {
Dart_Handle url = DartUtils::NewString(builtin_libraries_[id].url_);
Dart_Handle library = Dart_LookupLibrary(url);
ASSERT(!Dart_IsError(library));
// Setup the native resolver for built in library functions.
DART_CHECK_VALID(Dart_SetNativeResolver(library, NativeLookup));
}
}
Dart_Handle Builtin::LoadAndCheckLibrary(BuiltinLibraryId id) {
ASSERT((sizeof(builtin_libraries_) / sizeof(builtin_lib_props)) ==
kInvalidLibrary);
ASSERT(id >= kBuiltinLibrary && id < kInvalidLibrary);
Dart_Handle url = DartUtils::NewString(builtin_libraries_[id].url_);
Dart_Handle library = Dart_LookupLibrary(url);
if (Dart_IsError(library)) {
ASSERT(id > kIOLibrary);
library = Dart_LoadLibrary(url, Source(id));
if (!Dart_IsError(library) && (builtin_libraries_[id].has_natives_)) {
// Setup the native resolver for built in library functions.
DART_CHECK_VALID(Dart_SetNativeResolver(library, NativeLookup));
}
}
DART_CHECK_VALID(library);
return library;
}
} // namespace bin
} // namespace dart