Signal handling.

runtime/bin/process.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef BIN_PROCESS_H_
 #define BIN_PROCESS_H_
 
 #include "bin/builtin.h"
 #include "bin/io_buffer.h"
 #include "bin/thread.h"
@@ skipping 66 matching lines @@
     return global_exit_code_;
   }
 
   static void SetGlobalExitCode(int exit_code) {
     MutexLocker ml(global_exit_code_mutex_);
     global_exit_code_ = exit_code;
   }
 
   static intptr_t CurrentProcessId();
 
+  static intptr_t SetSignalHandler(intptr_t signal);
+  static void ClearSignalHandler(intptr_t signal);
+
   static Dart_Handle GetProcessIdNativeField(Dart_Handle process,
                                              intptr_t* pid);
   static Dart_Handle SetProcessIdNativeField(Dart_Handle process,
                                              intptr_t pid);
 
  private:
   static int global_exit_code_;
   static dart::Mutex* global_exit_code_mutex_;
 
   DISALLOW_ALLOCATION();
@@ skipping 99 matching lines @@
   intptr_t data_size_;
 
   // Number of free bytes in the last node in the list.
   intptr_t free_size_;
 };
 
 }  // namespace bin
 }  // namespace dart
 
 #endif  // BIN_PROCESS_H_