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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 | 5 |
6 #ifndef V8_STARTUP_DATA_UTIL_H_ | 6 #ifndef V8_STARTUP_DATA_UTIL_H_ |
7 #define V8_STARTUP_DATA_UTIL_H_ | 7 #define V8_STARTUP_DATA_UTIL_H_ |
8 | 8 |
9 #include "include/v8.h" | 9 #include "include/v8.h" |
10 | 10 |
11 namespace v8 { | 11 namespace v8 { |
| 12 namespace internal { |
12 | 13 |
13 #ifdef V8_USE_EXTERNAL_STARTUP_DATA | 14 // Helper functions to load external startup data. |
14 // Helper class to load the startup data files from disk. | |
15 // | 15 // |
16 // This is meant as a convenience for stand-alone binaries like d8, cctest, | 16 // This is meant as a convenience for stand-alone binaries like d8, cctest, |
17 // unittest. A V8 embedder would likely either handle startup data on their | 17 // unittest. A V8 embedder would likely either handle startup data on their |
18 // own or just disable the feature if they don't want to handle it at all, | 18 // own or just disable the feature if they don't want to handle it at all, |
19 // while tools like cctest need to work in either configuration. Hence this is | 19 // while tools like cctest need to work in either configuration. |
20 // not meant for inclusion in the general v8 library. | |
21 class StartupDataHandler { | |
22 public: | |
23 // Load startup data, and call the v8::V8::Set*DataBlob API functions. | |
24 // | |
25 // natives_blob and snapshot_blob will be loaded realitive to exec_path, | |
26 // which would usually be the equivalent of argv[0]. | |
27 StartupDataHandler(const char* exec_path, const char* natives_blob, | |
28 const char* snapshot_blob); | |
29 ~StartupDataHandler(); | |
30 | 20 |
31 private: | 21 void InitializeExternalStartupData(const char* directory_path); |
32 static char* RelativePath(char** buffer, const char* exec_path, | |
33 const char* name); | |
34 | 22 |
35 void LoadFromFiles(const char* natives_blob, const char* snapshot_blob); | 23 void InitializeExternalStartupData(const char* natives_blob, |
| 24 const char* snapshot_blob); |
36 | 25 |
37 void Load(const char* blob_file, v8::StartupData* startup_data, | 26 } // namespace internal |
38 void (*setter_fn)(v8::StartupData*)); | |
39 | |
40 v8::StartupData natives_; | |
41 v8::StartupData snapshot_; | |
42 | |
43 // Disallow copy & assign. | |
44 StartupDataHandler(const StartupDataHandler& other); | |
45 void operator=(const StartupDataHandler& other); | |
46 }; | |
47 #endif // V8_USE_EXTERNAL_STARTUP_DATA | |
48 | |
49 } // namespace v8 | 27 } // namespace v8 |
50 | 28 |
51 #endif // V8_STARTUP_DATA_UTIL_H_ | 29 #endif // V8_STARTUP_DATA_UTIL_H_ |
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