Allow evals for debugger even if they are prohibited in the debugee context

src/runtime.cc

 // Copyright 2012 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
@@ skipping 11775 matching lines @@
       Execution::Call(compiled_function, receiver, 0, NULL,
                       &has_pending_exception);
   if (has_pending_exception) return Failure::Exception();
 
   Handle<Object> arguments = GetArgumentsObject(isolate,
                                                 frame,
                                                 &frame_inspector,
                                                 scope_info,
                                                 function_context);
 
+

[Michael Starzinger, 2012/10/15 09:51:25]

Remove second empty newline for readability.

[yurys, 2012/10/15 10:14:53]

Done.

+  // Check if eval is blocked in the context and temporarily allow it
+  // for debugger.
+  Handle<Context> native_context = Handle<Context>(context->native_context());
+  bool eval_disabled =
+      native_context->allow_code_gen_from_strings()->IsFalse();
+  if (eval_disabled) {
+    native_context->set_allow_code_gen_from_strings(
+        isolate->heap()->true_value());
+  }
   // Invoke the evaluation function and return the result.
   Handle<Object> argv[] = { arguments, source };
   Handle<Object> result =
       Execution::Call(Handle<JSFunction>::cast(evaluation_function),
                       receiver,
                       ARRAY_SIZE(argv),
                       argv,
                       &has_pending_exception);
+  if (eval_disabled) {
+    native_context->set_allow_code_gen_from_strings(
+        isolate->heap()->false_value());
+  }
   if (has_pending_exception) return Failure::Exception();
 
   // Skip the global proxy as it has no properties and always delegates to the
   // real global object.
   if (result->IsJSGlobalProxy()) {
     result = Handle<JSObject>(JSObject::cast(result->GetPrototype()));
   }
 
   return *result;
 }
@@ skipping 1465 matching lines @@
     // Handle last resort GC and make sure to allow future allocations
     // to grow the heap without causing GCs (if possible).
     isolate->counters()->gc_last_resort_from_js()->Increment();
     isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags,
                                        "Runtime::PerformGC");
   }
 }
 
 
 } }  // namespace v8::internal