share all the needed linux code with OpenBSD in chrome and content

chrome/browser/process_singleton.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_PROCESS_SINGLETON_H_
 #define CHROME_BROWSER_PROCESS_SINGLETON_H_
 #pragma once
 
 #include "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif  // defined(OS_WIN)
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/threading/non_thread_safe.h"
 #include "ui/gfx/native_widget_types.h"
 
 #if defined(OS_POSIX)
 #include "base/file_path.h"
 #endif  // defined(OS_POSIX)
 
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_OPENBSD)
 #include "base/scoped_temp_dir.h"
-#endif  // defined(OS_LINUX)
+#endif  // defined(OS_LINUX) || defined(OS_OPENBSD)
 
 class CommandLine;
 class FilePath;
 
 // ProcessSingleton ----------------------------------------------------------
 //
 // This class allows different browser processes to communicate with
 // each other.  It is named according to the user data directory, so
 // we can be sure that no more than one copy of the application can be
 // running at once with a given data directory.
@@ skipping 22 matching lines @@
   // TODO(brettw): this will not handle all cases. If two process start up too
   // close to each other, the Create() might not yet have happened for the
   // first one, so this function won't find it.
   NotifyResult NotifyOtherProcess();
 
   // Notify another process, if available.  Otherwise sets ourselves as the
   // singleton instance.  Returns PROCESS_NONE if we became the singleton
   // instance.
   NotifyResult NotifyOtherProcessOrCreate();
 
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_OPENBSD)
   // Exposed for testing.  We use a timeout on Linux, and in tests we want
   // this timeout to be short.
   NotifyResult NotifyOtherProcessWithTimeout(const CommandLine& command_line,
                                              int timeout_seconds,
                                              bool kill_unresponsive);
   NotifyResult NotifyOtherProcessWithTimeoutOrCreate(
       const CommandLine& command_line,
       int timeout_seconds);
-#endif  // defined(OS_LINUX)
+#endif  // defined(OS_LINUX) || defined(OS_OPENBSD)
 
 #if defined(OS_WIN) && !defined(USE_AURA)
   // Used in specific cases to let us know that there is an existing instance
   // of Chrome running with this profile. In general, you should not use this
   // function. Instead consider using NotifyOtherProcessOrCreate().
   // For non profile-specific method, use
   // browser_util::IsBrowserAlreadyRunning().
   bool FoundOtherProcessWindow() const {
       return (NULL != remote_window_);
   }
@@ skipping 54 matching lines @@
     ProcessSingleton* msg_wnd = reinterpret_cast<ProcessSingleton*>(
         GetWindowLongPtr(hwnd, GWLP_USERDATA));
     return msg_wnd->WndProc(hwnd, message, wparam, lparam);
   }
 
   bool EscapeVirtualization(const FilePath& user_data_dir);
 
   HWND remote_window_;  // The HWND_MESSAGE of another browser.
   HWND window_;  // The HWND_MESSAGE window.
   bool is_virtualized_;  // Stuck inside Microsoft Softricity VM environment.
-#elif defined(OS_LINUX)
+#elif defined(OS_LINUX) || defined(OS_OPENBSD)
   // Path in file system to the socket.
   FilePath socket_path_;
 
   // Path in file system to the lock.
   FilePath lock_path_;
 
   // Path in file system to the cookie file.
   FilePath cookie_path_;
 
   // Temporary directory to hold the socket.
@@ skipping 10 matching lines @@
   // File descriptor associated with the lockfile, valid between
   // |Create()| and |Cleanup()|.  Two instances cannot have a lock on
   // the same file at the same time.
   int lock_fd_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(ProcessSingleton);
 };
 
 #endif  // CHROME_BROWSER_PROCESS_SINGLETON_H_