Index: src/mksnapshot.cc |
diff --git a/src/mksnapshot.cc b/src/mksnapshot.cc |
deleted file mode 100644 |
index 450dfac8a94ee0ba01aa652044a0d7755824a3c8..0000000000000000000000000000000000000000 |
--- a/src/mksnapshot.cc |
+++ /dev/null |
@@ -1,173 +0,0 @@ |
-// Copyright 2006-2008 the V8 project authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#include <errno.h> |
-#include <signal.h> |
-#include <stdio.h> |
- |
-#include "src/v8.h" |
- |
-#include "include/libplatform/libplatform.h" |
-#include "src/assembler.h" |
-#include "src/base/platform/platform.h" |
-#include "src/bootstrapper.h" |
-#include "src/flags.h" |
-#include "src/list.h" |
-#include "src/natives.h" |
-#include "src/serialize.h" |
- |
- |
-using namespace v8; |
- |
-class SnapshotWriter { |
- public: |
- explicit SnapshotWriter(const char* snapshot_file) |
- : fp_(GetFileDescriptorOrDie(snapshot_file)), |
- startup_blob_file_(NULL) {} |
- |
- ~SnapshotWriter() { |
- fclose(fp_); |
- if (startup_blob_file_) fclose(startup_blob_file_); |
- } |
- |
- void SetStartupBlobFile(const char* startup_blob_file) { |
- if (startup_blob_file != NULL) |
- startup_blob_file_ = GetFileDescriptorOrDie(startup_blob_file); |
- } |
- |
- void WriteSnapshot(v8::StartupData blob) const { |
- i::Vector<const i::byte> blob_vector( |
- reinterpret_cast<const i::byte*>(blob.data), blob.raw_size); |
- WriteSnapshotFile(blob_vector); |
- MaybeWriteStartupBlob(blob_vector); |
- } |
- |
- private: |
- void MaybeWriteStartupBlob(const i::Vector<const i::byte>& blob) const { |
- if (!startup_blob_file_) return; |
- |
- size_t written = fwrite(blob.begin(), 1, blob.length(), startup_blob_file_); |
- if (written != static_cast<size_t>(blob.length())) { |
- i::PrintF("Writing snapshot file failed.. Aborting.\n"); |
- exit(1); |
- } |
- } |
- |
- void WriteSnapshotFile(const i::Vector<const i::byte>& blob) const { |
- WriteFilePrefix(); |
- WriteData(blob); |
- WriteFileSuffix(); |
- } |
- |
- void WriteFilePrefix() const { |
- fprintf(fp_, "// Autogenerated snapshot file. Do not edit.\n\n"); |
- fprintf(fp_, "#include \"src/v8.h\"\n"); |
- fprintf(fp_, "#include \"src/base/platform/platform.h\"\n\n"); |
- fprintf(fp_, "#include \"src/snapshot.h\"\n\n"); |
- fprintf(fp_, "namespace v8 {\n"); |
- fprintf(fp_, "namespace internal {\n\n"); |
- } |
- |
- void WriteFileSuffix() const { |
- fprintf(fp_, "const v8::StartupData* Snapshot::DefaultSnapshotBlob() {\n"); |
- fprintf(fp_, " return &blob;\n"); |
- fprintf(fp_, "}\n\n"); |
- fprintf(fp_, "} // namespace internal\n"); |
- fprintf(fp_, "} // namespace v8\n"); |
- } |
- |
- void WriteData(const i::Vector<const i::byte>& blob) const { |
- fprintf(fp_, "static const byte blob_data[] = {\n"); |
- WriteSnapshotData(blob); |
- fprintf(fp_, "};\n"); |
- fprintf(fp_, "static const int blob_size = %d;\n", blob.length()); |
- fprintf(fp_, "static const v8::StartupData blob =\n"); |
- fprintf(fp_, "{ (const char*) blob_data, blob_size };\n"); |
- } |
- |
- void WriteSnapshotData(const i::Vector<const i::byte>& blob) const { |
- for (int i = 0; i < blob.length(); i++) { |
- if ((i & 0x1f) == 0x1f) fprintf(fp_, "\n"); |
- if (i > 0) fprintf(fp_, ","); |
- fprintf(fp_, "%u", static_cast<unsigned char>(blob.at(i))); |
- } |
- fprintf(fp_, "\n"); |
- } |
- |
- FILE* GetFileDescriptorOrDie(const char* filename) { |
- FILE* fp = base::OS::FOpen(filename, "wb"); |
- if (fp == NULL) { |
- i::PrintF("Unable to open file \"%s\" for writing.\n", filename); |
- exit(1); |
- } |
- return fp; |
- } |
- |
- FILE* fp_; |
- FILE* startup_blob_file_; |
-}; |
- |
- |
-char* GetExtraCode(char* filename) { |
- if (filename == NULL || strlen(filename) == 0) return NULL; |
- ::printf("Embedding extra script: %s\n", filename); |
- FILE* file = base::OS::FOpen(filename, "rb"); |
- if (file == NULL) { |
- fprintf(stderr, "Failed to open '%s': errno %d\n", filename, errno); |
- exit(1); |
- } |
- fseek(file, 0, SEEK_END); |
- int size = ftell(file); |
- rewind(file); |
- char* chars = new char[size + 1]; |
- chars[size] = '\0'; |
- for (int i = 0; i < size;) { |
- int read = static_cast<int>(fread(&chars[i], 1, size - i, file)); |
- if (read < 0) { |
- fprintf(stderr, "Failed to read '%s': errno %d\n", filename, errno); |
- exit(1); |
- } |
- i += read; |
- } |
- fclose(file); |
- return chars; |
-} |
- |
- |
-int main(int argc, char** argv) { |
- // By default, log code create information in the snapshot. |
- i::FLAG_log_code = true; |
- i::FLAG_logfile_per_isolate = false; |
- |
- // Print the usage if an error occurs when parsing the command line |
- // flags or if the help flag is set. |
- int result = i::FlagList::SetFlagsFromCommandLine(&argc, argv, true); |
- if (result > 0 || (argc != 2 && argc != 3) || i::FLAG_help) { |
- ::printf("Usage: %s [flag] ... outfile\n", argv[0]); |
- i::FlagList::PrintHelp(); |
- return !i::FLAG_help; |
- } |
- |
- i::CpuFeatures::Probe(true); |
- V8::InitializeICU(); |
- v8::Platform* platform = v8::platform::CreateDefaultPlatform(); |
- v8::V8::InitializePlatform(platform); |
- v8::V8::Initialize(); |
- |
- { |
- SnapshotWriter writer(argv[1]); |
- if (i::FLAG_startup_blob) writer.SetStartupBlobFile(i::FLAG_startup_blob); |
- char* extra_code = GetExtraCode(argc == 3 ? argv[2] : NULL); |
- StartupData blob = v8::V8::CreateSnapshotDataBlob(extra_code); |
- CHECK(blob.data); |
- writer.WriteSnapshot(blob); |
- delete[] extra_code; |
- delete[] blob.data; |
- } |
- |
- V8::Dispose(); |
- V8::ShutdownPlatform(); |
- delete platform; |
- return 0; |
-} |