52 lines
1.7 KiB
C
52 lines
1.7 KiB
C
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// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef V8_STARTUP_DATA_UTIL_H_
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#define V8_STARTUP_DATA_UTIL_H_
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#include "include/v8.h"
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namespace v8 {
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#ifdef V8_USE_EXTERNAL_STARTUP_DATA
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// Helper class to load the startup data files from disk.
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//
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// This is meant as a convenience for stand-alone binaries like d8, cctest,
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// unittest. A V8 embedder would likely either handle startup data on their
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// own or just disable the feature if they don't want to handle it at all,
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// while tools like cctest need to work in either configuration. Hence this is
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// not meant for inclusion in the general v8 library.
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class StartupDataHandler {
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public:
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// Load startup data, and call the v8::V8::Set*DataBlob API functions.
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//
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// natives_blob and snapshot_blob will be loaded realitive to exec_path,
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// which would usually be the equivalent of argv[0].
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StartupDataHandler(const char* exec_path, const char* natives_blob,
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const char* snapshot_blob);
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~StartupDataHandler();
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private:
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static char* RelativePath(char** buffer, const char* exec_path,
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const char* name);
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void LoadFromFiles(const char* natives_blob, const char* snapshot_blob);
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void Load(const char* blob_file, v8::StartupData* startup_data,
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void (*setter_fn)(v8::StartupData*));
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v8::StartupData natives_;
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v8::StartupData snapshot_;
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// Disallow copy & assign.
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StartupDataHandler(const StartupDataHandler& other);
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void operator=(const StartupDataHandler& other);
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};
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#endif // V8_USE_EXTERNAL_STARTUP_DATA
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} // namespace v8
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#endif // V8_STARTUP_DATA_UTIL_H_
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