Zachary Anderson
b990bc3794
This CL allows native extension lookup to defer to the platform's library lookup (e.g. dlopen) when the library cannot be found next to the importing Dart library. It also allows dart-ext: to accept an absolute path to the native library. R=asiva@google.com Review URL: https://codereview.chromium.org/2285223003 .
45 lines
1.4 KiB
C++
45 lines
1.4 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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#ifndef BIN_EXTENSIONS_H_
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#define BIN_EXTENSIONS_H_
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#include "include/dart_api.h"
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#include "platform/globals.h"
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namespace dart {
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namespace bin {
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class Extensions {
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public:
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// TODO(whesse): Make extension load from a relative path relative to
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// the library it is in. Currently loads from current working directory.
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static Dart_Handle LoadExtension(const char* extension_directory,
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const char* extension_name,
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Dart_Handle parent_library);
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// Platform-specific implementations.
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static void* LoadExtensionLibrary(const char* library_file);
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static void* ResolveSymbol(void* lib_handle, const char* symbol);
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private:
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static Dart_Handle GetError();
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static void* MakePathAndResolve(const char* dir, const char* name);
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static void* ResolveAbsPathExtension(const char* extension_path);
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static void* ResolveExtension(const char* extensioion_directory,
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const char* extension_name);
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// The returned string is scope allocated.
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static const char* Concatenate(const char** strings);
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DISALLOW_ALLOCATION();
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DISALLOW_IMPLICIT_CONSTRUCTORS(Extensions);
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};
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} // namespace bin
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} // namespace dart
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#endif // BIN_EXTENSIONS_H_
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