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Diffstat (limited to 'V8Binding/v8/src/d8.h')
| -rw-r--r-- | V8Binding/v8/src/d8.h | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/V8Binding/v8/src/d8.h b/V8Binding/v8/src/d8.h deleted file mode 100644 index c93ea46..0000000 --- a/V8Binding/v8/src/d8.h +++ /dev/null @@ -1,225 +0,0 @@ -// Copyright 2009 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -#ifndef V8_D8_H_ -#define V8_D8_H_ - -#include "v8.h" -#include "hashmap.h" - - -namespace v8 { - - -namespace i = v8::internal; - - -// A single counter in a counter collection. -class Counter { - public: - static const int kMaxNameSize = 64; - int32_t* Bind(const char* name, bool histogram); - int32_t* ptr() { return &count_; } - int32_t count() { return count_; } - int32_t sample_total() { return sample_total_; } - bool is_histogram() { return is_histogram_; } - void AddSample(int32_t sample); - private: - int32_t count_; - int32_t sample_total_; - bool is_histogram_; - uint8_t name_[kMaxNameSize]; -}; - - -// A set of counters and associated information. An instance of this -// class is stored directly in the memory-mapped counters file if -// the --map-counters options is used -class CounterCollection { - public: - CounterCollection(); - Counter* GetNextCounter(); - private: - static const unsigned kMaxCounters = 256; - uint32_t magic_number_; - uint32_t max_counters_; - uint32_t max_name_size_; - uint32_t counters_in_use_; - Counter counters_[kMaxCounters]; -}; - - -class CounterMap { - public: - CounterMap(): hash_map_(Match) { } - Counter* Lookup(const char* name) { - i::HashMap::Entry* answer = hash_map_.Lookup( - const_cast<char*>(name), - Hash(name), - false); - if (!answer) return NULL; - return reinterpret_cast<Counter*>(answer->value); - } - void Set(const char* name, Counter* value) { - i::HashMap::Entry* answer = hash_map_.Lookup( - const_cast<char*>(name), - Hash(name), - true); - ASSERT(answer != NULL); - answer->value = value; - } - class Iterator { - public: - explicit Iterator(CounterMap* map) - : map_(&map->hash_map_), entry_(map_->Start()) { } - void Next() { entry_ = map_->Next(entry_); } - bool More() { return entry_ != NULL; } - const char* CurrentKey() { return static_cast<const char*>(entry_->key); } - Counter* CurrentValue() { return static_cast<Counter*>(entry_->value); } - private: - i::HashMap* map_; - i::HashMap::Entry* entry_; - }; - private: - static int Hash(const char* name); - static bool Match(void* key1, void* key2); - i::HashMap hash_map_; -}; - - -class Shell: public i::AllStatic { - public: - static bool ExecuteString(Handle<String> source, - Handle<Value> name, - bool print_result, - bool report_exceptions); - static void ReportException(TryCatch* try_catch); - static void Initialize(); - static void OnExit(); - static int* LookupCounter(const char* name); - static void* CreateHistogram(const char* name, - int min, - int max, - size_t buckets); - static void AddHistogramSample(void* histogram, int sample); - static void MapCounters(const char* name); - static Handle<String> ReadFile(const char* name); - static void RunShell(); - static int Main(int argc, char* argv[]); - static Handle<Array> GetCompletions(Handle<String> text, - Handle<String> full); -#ifdef ENABLE_DEBUGGER_SUPPORT - static Handle<Object> DebugMessageDetails(Handle<String> message); - static Handle<Value> DebugCommandToJSONRequest(Handle<String> command); -#endif - - static Handle<Value> Print(const Arguments& args); - static Handle<Value> Write(const Arguments& args); - static Handle<Value> Yield(const Arguments& args); - static Handle<Value> Quit(const Arguments& args); - static Handle<Value> Version(const Arguments& args); - static Handle<Value> Read(const Arguments& args); - static Handle<Value> ReadLine(const Arguments& args); - static Handle<Value> Load(const Arguments& args); - // The OS object on the global object contains methods for performing - // operating system calls: - // - // os.system("program_name", ["arg1", "arg2", ...], timeout1, timeout2) will - // run the command, passing the arguments to the program. The standard output - // of the program will be picked up and returned as a multiline string. If - // timeout1 is present then it should be a number. -1 indicates no timeout - // and a positive number is used as a timeout in milliseconds that limits the - // time spent waiting between receiving output characters from the program. - // timeout2, if present, should be a number indicating the limit in - // milliseconds on the total running time of the program. Exceptions are - // thrown on timeouts or other errors or if the exit status of the program - // indicates an error. - // - // os.chdir(dir) changes directory to the given directory. Throws an - // exception/ on error. - // - // os.setenv(variable, value) sets an environment variable. Repeated calls to - // this method leak memory due to the API of setenv in the standard C library. - // - // os.umask(alue) calls the umask system call and returns the old umask. - // - // os.mkdirp(name, mask) creates a directory. The mask (if present) is anded - // with the current umask. Intermediate directories are created if necessary. - // An exception is not thrown if the directory already exists. Analogous to - // the "mkdir -p" command. - static Handle<Value> OSObject(const Arguments& args); - static Handle<Value> System(const Arguments& args); - static Handle<Value> ChangeDirectory(const Arguments& args); - static Handle<Value> SetEnvironment(const Arguments& args); - static Handle<Value> SetUMask(const Arguments& args); - static Handle<Value> MakeDirectory(const Arguments& args); - static Handle<Value> RemoveDirectory(const Arguments& args); - - static void AddOSMethods(Handle<ObjectTemplate> os_template); - - static Handle<Context> utility_context() { return utility_context_; } - - static const char* kHistoryFileName; - static const char* kPrompt; - private: - static Persistent<Context> utility_context_; - static Persistent<Context> evaluation_context_; - static CounterMap* counter_map_; - // We statically allocate a set of local counters to be used if we - // don't want to store the stats in a memory-mapped file - static CounterCollection local_counters_; - static CounterCollection* counters_; - static i::OS::MemoryMappedFile* counters_file_; - static Counter* GetCounter(const char* name, bool is_histogram); -}; - - -class LineEditor { - public: - enum Type { DUMB = 0, READLINE = 1 }; - LineEditor(Type type, const char* name); - virtual ~LineEditor() { } - - virtual i::SmartPointer<char> Prompt(const char* prompt) = 0; - virtual bool Open() { return true; } - virtual bool Close() { return true; } - virtual void AddHistory(const char* str) { } - - const char* name() { return name_; } - static LineEditor* Get(); - private: - Type type_; - const char* name_; - LineEditor* next_; - static LineEditor* first_; -}; - - -} // namespace v8 - - -#endif // V8_D8_H_ |