1# Copyright 2015 The Chromium Authors. All rights reserved.
2# Use of this source code is governed by a BSD-style license that can be
3# found in the LICENSE file.
4
5import optparse
6
7def SystraceOptions(parser):
8  systrace_opts = optparse.OptionGroup(parser, 'Systrace tracing options')
9  systrace_opts.add_option('-s', '--systrace', help='Capture a systrace with '
10                           'the chosen comma-delimited systrace categories. You'
11                           ' can also capture a combined Chrome + systrace by '
12                           'enabling both types of categories. Use "list" to '
13                           'see the available categories. Systrace is disabled '
14                           'by default.', metavar='SYS_CATEGORIES',
15                           dest='systrace_categories', default='')
16  return systrace_opts
17
18
19def OutputOptions(parser):
20  output_options = optparse.OptionGroup(parser, 'Output options')
21  output_options.add_option('-o', '--output', help='Save trace output to file.')
22  output_options.add_option('--json', help='Save trace as raw JSON instead of '
23                            'HTML.', action='store_true')
24  output_options.add_option('--view', help='Open resulting trace file in a '
25                            'browser.', action='store_true')
26  return output_options
27