Add nacl-gdb-script switch.

chrome/browser/nacl_host/nacl_process_host.cc

 // Copyright (c) 2012 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.
 
 #include "chrome/browser/nacl_host/nacl_process_host.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 294 matching lines @@
   cmd_line->AppendArg("--eval-command");
   const FilePath::StringType& irt_path =
       NaClBrowser::GetInstance()->GetIrtFilePath().value();
   cmd_line->AppendArgNative(FILE_PATH_LITERAL("nacl-irt ") + irt_path);
   FilePath manifest_path = GetManifestPath();
   if (!manifest_path.empty()) {
     cmd_line->AppendArg("--eval-command");
     cmd_line->AppendArgNative(FILE_PATH_LITERAL("nacl-manifest ") +
                               manifest_path.value());
   }
+  FilePath script = CommandLine::ForCurrentProcess()->GetSwitchValuePath(
+      switches::kNaClGdbScript);
+  if (!script.empty()) {
+    cmd_line->AppendArg("--command");
+    cmd_line->AppendArgNative(script.value());
+  }
   cmd_line->AppendArg("--args");
   const CommandLine::StringVector& argv = line->argv();
   for (size_t i = 0; i < argv.size(); i++) {
     cmd_line->AppendArgNative(argv[i]);
   }
   return scoped_ptr<CommandLine>(cmd_line);
 }
 #elif defined(OS_LINUX)
 namespace {
 class NaClGdbWatchDelegate : public MessageLoopForIO::Watcher {
@@ skipping 53 matching lines @@
   if (pipe(fds) != 0)
     return false;
   // Tell the debugger to send a byte to the writable end of the pipe.
   // We use a file descriptor in our process because the debugger will be
   // typically launched in a separate terminal, and a lot of terminals close all
   // file descriptors before launching external programs.
   cmd_line.AppendArg("--eval-command");
   cmd_line.AppendArg("dump binary value /proc/" +
                      base::IntToString(base::GetCurrentProcId()) +
                      "/fd/" + base::IntToString(fds[1]) + " (char)0");
+  FilePath script = CommandLine::ForCurrentProcess()->GetSwitchValuePath(
+      switches::kNaClGdbScript);
+  if (!script.empty()) {
+    cmd_line.AppendArg("--command");
+    cmd_line.AppendArgNative(script.value());
+  }
   // wait on fds[0]
   // If the debugger crashes before attaching to the NaCl process, the user can
   // release resources by terminating the NaCl loader in Chrome Task Manager.
   nacl_gdb_watcher_delegate_.reset(
       new NaClGdbWatchDelegate(
           fds[0], fds[1],
           base::Bind(&NaClProcessHost::OnNaClGdbAttached,
                      weak_factory_.GetWeakPtr())));
   MessageLoopForIO::current()->WatchFileDescriptor(
       fds[0],
@@ skipping 353 matching lines @@
   } else {
     NaClStartDebugExceptionHandlerThread(
         process_handle.Take(), info,
         base::MessageLoopProxy::current(),
         base::Bind(&NaClProcessHost::OnDebugExceptionHandlerLaunchedByBroker,
                    weak_factory_.GetWeakPtr()));
     return true;
   }
 }
 #endif