mojo/shell/switches.cc

   1 // Copyright 2013 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
   5 #include "mojo/shell/switches.h"
   6
   7 #include "base/basictypes.h"
   8
   9 namespace switches {
  10
  11 namespace {
  12 // This controls logging verbosity. It's not strictly a switch for mojo_shell,
  13 // and isn't included in the public switches, but is included here so that it
  14 // doesn't trigger an error at startup.
  15 const char kV[] = "v";
  16
  17 }  // namespace
  18
  19 // Specify configuration arguments for a Mojo application URL. For example:
  20 // --args-for='mojo:wget http://www.google.com'
  21 const char kArgsFor[] = "args-for";
  22
  23 // Used internally by the main process to indicate that a new process should be
  24 // a child process. Not for user use.
  25 const char kChildProcess[] = "child-process";
  26
  27 // Comma separated list like:
  28 // text/html,mojo:html_viewer,application/bravo,https://abarth.com/bravo
  29 const char kContentHandlers[] = "content-handlers";
  30
  31 // Force dynamically loaded apps / services to be loaded irrespective of cache
  32 // instructions.
  33 const char kDisableCache[] = "disable-cache";
  34
  35 // If set apps downloaded are not deleted.
  36 const char kDontDeleteOnDownload[] = "dont-delete-on-download";
  37
  38 // Load apps in separate processes.
  39 // TODO(vtl): Work in progress; doesn't work. Flip this to "disable" (or maybe
  40 // change it to "single-process") when it works.
  41 const char kEnableMultiprocess[] = "enable-multiprocess";
  42
  43 // In multiprocess mode, force these apps to be loaded in the main process.
  44 // Comma-separate list of URLs. Example:
  45 // --force-in-process=mojo:native_viewport_service,mojo:network_service
  46 const char kForceInProcess[] = "force-in-process";
  47
  48 // Print the usage message and exit.
  49 const char kHelp[] = "help";
  50
  51 // Specify origin to map to base url. See url_resolver.cc for details.
  52 // Can be used multiple times.
  53 const char kMapOrigin[] = "map-origin";
  54
  55 // Map mojo: URLs to a shared library of similar name at this origin. See
  56 // url_resolver.cc for details.
  57 const char kOrigin[] = "origin";
  58
  59 // If set apps downloaded are saved in with a predictable filename, to help
  60 // remote debugging: when gdb is used through gdbserver, it needs to be able to
  61 // find locally any loaded library. For this, gdb use the filename of the
  62 // library. When using this flag, the application are named with the sha256 of
  63 // their content.
  64 const char kPredictableAppFilenames[] = "predictable-app-filenames";
  65
  66 // Starts tracing when the shell starts up, saving a trace file on disk after 5
  67 // seconds or when the shell exits.
  68 const char kTraceStartup[] = "trace-startup";
  69
  70 // Specifies a set of mappings to apply when resolving urls. The value is a set
  71 // of ',' separated mappings, where each mapping consists of a pair of urls
  72 // giving the to/from url to map. For example, 'a=b,c=d' contains two mappings,
  73 // the first maps 'a' to 'b' and the second 'c' to 'd'.
  74 const char kURLMappings[] = "url-mappings";
  75
  76 // Switches valid for the main process (i.e., that the user may pass in).
  77 const char* kSwitchArray[] = {kV,
  78                               kArgsFor,
  79                               // |kChildProcess| not for user use.
  80                               kContentHandlers,
  81                               kDisableCache,
  82                               kDontDeleteOnDownload,
  83                               kEnableMultiprocess,
  84                               kForceInProcess,
  85                               kHelp,
  86                               kMapOrigin,
  87                               kOrigin,
  88                               kPredictableAppFilenames,
  89                               kTraceStartup,
  90                               kURLMappings};
  91
  92 const std::set<std::string> GetAllSwitches() {
  93   std::set<std::string> switch_set;
  94
  95   for (size_t i = 0; i < arraysize(kSwitchArray); ++i)
  96     switch_set.insert(kSwitchArray[i]);
  97   return switch_set;
  98 }
  99
 100 }  // namespace switches