1#!/usr/bin/env python
2# Copyright 2013 The Chromium Authors. All rights reserved.
3# Use of this source code is governed by a BSD-style license that can be
4# found in the LICENSE file.
5
6import os
7import sys
8import tempfile
9
10sys.path.append(os.path.join(os.path.dirname(__file__), os.pardir, 'telemetry'))
11
12from telemetry.core import browser_finder
13from telemetry.core import browser_options
14
15
16def _RunPrebuilt(options):
17  browser_to_create = browser_finder.FindBrowser(options)
18  with browser_to_create.Create() as browser:
19    browser.Start()
20    output_file = os.path.join(tempfile.mkdtemp(), options.profiler)
21    raw_input('Press enter to start profiling...')
22    print '>> Starting profiler', options.profiler
23    browser.StartProfiling(options.profiler, output_file)
24    print 'Press enter or CTRL+C to stop'
25    try:
26      raw_input()
27    except KeyboardInterrupt:
28      pass
29    finally:
30      browser.StopProfiling()
31    print '<< Stopped profiler ', options.profiler
32
33
34if __name__ == '__main__':
35  browser_finder_options = browser_options.BrowserFinderOptions()
36  parser = browser_finder_options.CreateParser('')
37  profiler_options, _ = parser.parse_args()
38  sys.exit(_RunPrebuilt(profiler_options))
39