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Issue 8139027: Version 3.6.5 (Closed) Base URL: http://v8.googlecode.com/svn/trunk/
Patch Set: '' Created 9 years, 2 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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139 const char* Shell::ToCString(const v8::String::Utf8Value& value) { 139 const char* Shell::ToCString(const v8::String::Utf8Value& value) {
140 return *value ? *value : "<string conversion failed>"; 140 return *value ? *value : "<string conversion failed>";
141 } 141 }
142 142
143 143
144 // Executes a string within the current v8 context. 144 // Executes a string within the current v8 context.
145 bool Shell::ExecuteString(Handle<String> source, 145 bool Shell::ExecuteString(Handle<String> source,
146 Handle<Value> name, 146 Handle<Value> name,
147 bool print_result, 147 bool print_result,
148 bool report_exceptions) { 148 bool report_exceptions) {
149 #ifndef V8_SHARED 149 #if !defined(V8_SHARED) && defined(ENABLE_DEBUGGER_SUPPORT)
150 bool FLAG_debugger = i::FLAG_debugger; 150 bool FLAG_debugger = i::FLAG_debugger;
151 #else 151 #else
152 bool FLAG_debugger = false; 152 bool FLAG_debugger = false;
153 #endif // V8_SHARED 153 #endif // !V8_SHARED && ENABLE_DEBUGGER_SUPPORT
154 HandleScope handle_scope; 154 HandleScope handle_scope;
155 TryCatch try_catch; 155 TryCatch try_catch;
156 options.script_executed = true; 156 options.script_executed = true;
157 if (FLAG_debugger) { 157 if (FLAG_debugger) {
158 // When debugging make exceptions appear to be uncaught. 158 // When debugging make exceptions appear to be uncaught.
159 try_catch.SetVerbose(true); 159 try_catch.SetVerbose(true);
160 } 160 }
161 Handle<Script> script = Script::Compile(source, name); 161 Handle<Script> script = Script::Compile(source, name);
162 if (script.IsEmpty()) { 162 if (script.IsEmpty()) {
163 // Print errors that happened during compilation. 163 // Print errors that happened during compilation.
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587 void Shell::InstallUtilityScript() { 587 void Shell::InstallUtilityScript() {
588 Locker lock; 588 Locker lock;
589 HandleScope scope; 589 HandleScope scope;
590 // If we use the utility context, we have to set the security tokens so that 590 // If we use the utility context, we have to set the security tokens so that
591 // utility, evaluation and debug context can all access each other. 591 // utility, evaluation and debug context can all access each other.
592 utility_context_->SetSecurityToken(Undefined()); 592 utility_context_->SetSecurityToken(Undefined());
593 evaluation_context_->SetSecurityToken(Undefined()); 593 evaluation_context_->SetSecurityToken(Undefined());
594 Context::Scope utility_scope(utility_context_); 594 Context::Scope utility_scope(utility_context_);
595 595
596 #ifdef ENABLE_DEBUGGER_SUPPORT 596 #ifdef ENABLE_DEBUGGER_SUPPORT
597 if (i::FLAG_debugger) printf("JavaScript debugger enabled\n");
597 // Install the debugger object in the utility scope 598 // Install the debugger object in the utility scope
598 i::Debug* debug = i::Isolate::Current()->debug(); 599 i::Debug* debug = i::Isolate::Current()->debug();
599 debug->Load(); 600 debug->Load();
600 i::Handle<i::JSObject> js_debug 601 i::Handle<i::JSObject> js_debug
601 = i::Handle<i::JSObject>(debug->debug_context()->global()); 602 = i::Handle<i::JSObject>(debug->debug_context()->global());
602 utility_context_->Global()->Set(String::New("$debug"), 603 utility_context_->Global()->Set(String::New("$debug"),
603 Utils::ToLocal(js_debug)); 604 Utils::ToLocal(js_debug));
604 debug->debug_context()->set_security_token(HEAP->undefined_value()); 605 debug->debug_context()->set_security_token(HEAP->undefined_value());
605 #endif // ENABLE_DEBUGGER_SUPPORT 606 #endif // ENABLE_DEBUGGER_SUPPORT
606 607
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809 } 810 }
810 printf("+----------------------------------------+-------------+\n"); 811 printf("+----------------------------------------+-------------+\n");
811 } 812 }
812 if (counters_file_ != NULL) 813 if (counters_file_ != NULL)
813 delete counters_file_; 814 delete counters_file_;
814 } 815 }
815 #endif // V8_SHARED 816 #endif // V8_SHARED
816 817
817 818
818 static FILE* FOpen(const char* path, const char* mode) { 819 static FILE* FOpen(const char* path, const char* mode) {
819 #if (defined(_WIN32) || defined(_WIN64)) 820 #if defined(_MSC_VER) && (defined(_WIN32) || defined(_WIN64))
820 FILE* result; 821 FILE* result;
821 if (fopen_s(&result, path, mode) == 0) { 822 if (fopen_s(&result, path, mode) == 0) {
822 return result; 823 return result;
823 } else { 824 } else {
824 return NULL; 825 return NULL;
825 } 826 }
826 #else 827 #else
827 FILE* file = fopen(path, mode); 828 FILE* file = fopen(path, mode);
828 if (file == NULL) return NULL; 829 if (file == NULL) return NULL;
829 struct stat file_stat; 830 struct stat file_stat;
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893 894
894 895
895 void Shell::RunShell() { 896 void Shell::RunShell() {
896 Locker locker; 897 Locker locker;
897 Context::Scope context_scope(evaluation_context_); 898 Context::Scope context_scope(evaluation_context_);
898 HandleScope outer_scope; 899 HandleScope outer_scope;
899 Handle<String> name = String::New("(d8)"); 900 Handle<String> name = String::New("(d8)");
900 #ifndef V8_SHARED 901 #ifndef V8_SHARED
901 console = LineEditor::Get(); 902 console = LineEditor::Get();
902 printf("V8 version %s [console: %s]\n", V8::GetVersion(), console->name()); 903 printf("V8 version %s [console: %s]\n", V8::GetVersion(), console->name());
903 if (i::FLAG_debugger) {
904 printf("JavaScript debugger enabled\n");
905 }
906 console->Open(); 904 console->Open();
907 while (true) { 905 while (true) {
908 i::SmartArrayPointer<char> input = console->Prompt(Shell::kPrompt); 906 i::SmartArrayPointer<char> input = console->Prompt(Shell::kPrompt);
909 if (input.is_empty()) break; 907 if (input.is_empty()) break;
910 console->AddHistory(*input); 908 console->AddHistory(*input);
911 HandleScope inner_scope; 909 HandleScope inner_scope;
912 ExecuteString(String::New(*input), name, true, true); 910 ExecuteString(String::New(*input), name, true, true);
913 } 911 }
914 #else 912 #else
915 printf("V8 version %s [D8 light using shared library]\n", V8::GetVersion()); 913 printf("V8 version %s [D8 light using shared library]\n", V8::GetVersion());
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1246 } 1244 }
1247 } 1245 }
1248 for (int i = 1; i < options.num_isolates; ++i) { 1246 for (int i = 1; i < options.num_isolates; ++i) {
1249 options.isolate_sources[i].StartExecuteInThread(); 1247 options.isolate_sources[i].StartExecuteInThread();
1250 } 1248 }
1251 #endif // V8_SHARED 1249 #endif // V8_SHARED
1252 { // NOLINT 1250 { // NOLINT
1253 Locker lock; 1251 Locker lock;
1254 HandleScope scope; 1252 HandleScope scope;
1255 Persistent<Context> context = CreateEvaluationContext(); 1253 Persistent<Context> context = CreateEvaluationContext();
1254 if (options.last_run) {
1255 // Keep using the same context in the interactive shell.
1256 evaluation_context_ = context;
1257 #if !defined(V8_SHARED) && defined(ENABLE_DEBUGGER_SUPPORT)
1258 // If the interactive debugger is enabled make sure to activate
1259 // it before running the files passed on the command line.
1260 if (i::FLAG_debugger) {
1261 InstallUtilityScript();
1262 }
1263 #endif // !V8_SHARED && ENABLE_DEBUGGER_SUPPORT
1264 }
1256 { 1265 {
1257 Context::Scope cscope(context); 1266 Context::Scope cscope(context);
1258 options.isolate_sources[0].Execute(); 1267 options.isolate_sources[0].Execute();
1259 } 1268 }
1260 if (options.last_run) { 1269 if (!options.last_run) {
1261 // Keep using the same context in the interactive shell
1262 evaluation_context_ = context;
1263 } else {
1264 context.Dispose(); 1270 context.Dispose();
1265 } 1271 }
1266 1272
1267 #ifndef V8_SHARED 1273 #ifndef V8_SHARED
1268 // Start preemption if threads have been created and preemption is enabled. 1274 // Start preemption if threads have been created and preemption is enabled.
1269 if (threads.length() > 0 1275 if (threads.length() > 0
1270 && options.use_preemption) { 1276 && options.use_preemption) {
1271 Locker::StartPreemption(options.preemption_interval); 1277 Locker::StartPreemption(options.preemption_interval);
1272 } 1278 }
1273 #endif // V8_SHARED 1279 #endif // V8_SHARED
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1324 return 0; 1330 return 0;
1325 } 1331 }
1326 #endif // !V8_SHARED && ENABLE_DEBUGGER_SUPPORT 1332 #endif // !V8_SHARED && ENABLE_DEBUGGER_SUPPORT
1327 1333
1328 // Run interactive shell if explicitly requested or if no script has been 1334 // Run interactive shell if explicitly requested or if no script has been
1329 // executed, but never on --test 1335 // executed, but never on --test
1330 1336
1331 if (( options.interactive_shell 1337 if (( options.interactive_shell
1332 || !options.script_executed ) 1338 || !options.script_executed )
1333 && !options.test_shell ) { 1339 && !options.test_shell ) {
1334 #ifndef V8_SHARED 1340 #if !defined(V8_SHARED) && defined(ENABLE_DEBUGGER_SUPPORT)
1335 InstallUtilityScript(); 1341 if (!i::FLAG_debugger) {
1336 #endif // V8_SHARED 1342 InstallUtilityScript();
1343 }
1344 #endif // !V8_SHARED && ENABLE_DEBUGGER_SUPPORT
1337 RunShell(); 1345 RunShell();
1338 } 1346 }
1339 1347
1340 V8::Dispose(); 1348 V8::Dispose();
1341 1349
1342 #ifndef V8_SHARED 1350 #ifndef V8_SHARED
1343 OnExit(); 1351 OnExit();
1344 #endif // V8_SHARED 1352 #endif // V8_SHARED
1345 1353
1346 return result; 1354 return result;
1347 } 1355 }
1348 1356
1349 } // namespace v8 1357 } // namespace v8
1350 1358
1351 1359
1352 #ifndef GOOGLE3 1360 #ifndef GOOGLE3
1353 int main(int argc, char* argv[]) { 1361 int main(int argc, char* argv[]) {
1354 return v8::Shell::Main(argc, argv); 1362 return v8::Shell::Main(argc, argv);
1355 } 1363 }
1356 #endif 1364 #endif
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