Add shorthand to many flags

gclient.py

 #!/usr/bin/python
 # Copyright (c) 2010 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.
 
 """A wrapper script to manage a set of client modules in different SCM.
 
 This script is intended to be used to help basic management of client
 program sources residing in one or more Subversion modules and Git
 repositories, along with other modules it depends on, also in Subversion or Git,
@@ skipping 920 matching lines @@
       update files from SCM according to current configuration,
       *for modules which have changed since last update or sync*
   gclient sync --force
       update files from SCM according to current configuration, for
       all modules (useful for recovering files deleted from local copy)
   gclient sync --revision src@31000
       update src directory to r31000
 """)
 def CMDsync(parser, args):
   """Checkout/update all modules."""
-  parser.add_option("--force", action="store_true",
+  parser.add_option("-f", "--force", action="store_true",
                     help="force update even for unchanged modules")
-  parser.add_option("--nohooks", action="store_true",
+  parser.add_option("-n", "--nohooks", action="store_true",
                     help="don't run hooks after the update is complete")
   parser.add_option("-r", "--revision", action="append",
                     dest="revisions", metavar="REV", default=[],
                     help="Enforces revision/hash for the solutions with the "
                          "format src@rev. The src@ part is optional and can be "
                          "skipped. -r can be used multiple times when .gclient "
                          "has multiple solutions configured and will work even "
                          "if the src@ part is skipped.")
-  parser.add_option("--head", action="store_true",
+  parser.add_option("-H", "--head", action="store_true",
                     help="skips any safesync_urls specified in "
                          "configured solutions and sync to head instead")
-  parser.add_option("--delete_unversioned_trees", action="store_true",
+  parser.add_option("-D", "--delete_unversioned_trees", action="store_true",
                     help="delete any unexpected unversioned trees "
                          "that are in the checkout")
-  parser.add_option("--reset", action="store_true",
+  parser.add_option("-R", "--reset", action="store_true",
                     help="resets any local changes before updating (git only)")
   parser.add_option("--deps", dest="deps_os", metavar="OS_LIST",
                     help="override deps for the specified (comma-separated) "
                          "platform(s); 'all' will process all deps_os "
                          "references")
-  parser.add_option("--manually_grab_svn_rev", action="store_true",
+  parser.add_option("-m", "--manually_grab_svn_rev", action="store_true",
                     help="Skip svn up whenever possible by requesting "
                          "actual HEAD revision from the repository")
   (options, args) = parser.parse_args(args)
   client = GClient.LoadCurrentConfig(options)
 
   if not client:
     raise gclient_utils.Error("client not configured; see 'gclient config'")
 
   if options.revisions and options.head:
     # TODO(maruel): Make it a parser.error if it doesn't break any builder.
@@ skipping 26 matching lines @@
     print(client.ConfigContent())
   return client.RunOnDeps('diff', args)
 
 
 def CMDrevert(parser, args):
   """Revert all modifications in every dependencies."""
   parser.add_option("--deps", dest="deps_os", metavar="OS_LIST",
                     help="override deps for the specified (comma-separated) "
                          "platform(s); 'all' will process all deps_os "
                          "references")
-  parser.add_option("--nohooks", action="store_true",
+  parser.add_option("-n", "--nohooks", action="store_true",
                     help="don't run hooks after the revert is complete")
   (options, args) = parser.parse_args(args)
   # --force is implied.
   options.force = True
   client = GClient.LoadCurrentConfig(options)
   if not client:
     raise gclient_utils.Error("client not configured; see 'gclient config'")
   return client.RunOnDeps('revert', args)
 
 
 def CMDrunhooks(parser, args):
   """Runs hooks for files that have been modified in the local working copy."""
   parser.add_option("--deps", dest="deps_os", metavar="OS_LIST",
                     help="override deps for the specified (comma-separated) "
                          "platform(s); 'all' will process all deps_os "
                          "references")
-  parser.add_option("--force", action="store_true", default=True,
+  parser.add_option("-f", "--force", action="store_true", default=True,
                     help="Deprecated. No effect.")
   (options, args) = parser.parse_args(args)
   client = GClient.LoadCurrentConfig(options)
   if not client:
     raise gclient_utils.Error("client not configured; see 'gclient config'")
   if options.verbose:
     # Print out the .gclient file.  This is longer than if we just printed the
     # client dict, but more legible, and it might contain helpful comments.
     print(client.ConfigContent())
   options.force = True
   options.nohooks = False
   return client.RunOnDeps('runhooks', args)
 
 
 def CMDrevinfo(parser, args):
   """Outputs details for every dependencies."""
   parser.add_option("--deps", dest="deps_os", metavar="OS_LIST",
                     help="override deps for the specified (comma-separated) "
                          "platform(s); 'all' will process all deps_os "
                          "references")
-  parser.add_option("--snapshot", action="store_true",
+  parser.add_option("-s", "--snapshot", action="store_true",
                     help="create a snapshot file of the current "
                          "version of all repositories")
   (options, args) = parser.parse_args(args)
   client = GClient.LoadCurrentConfig(options)
   if not client:
     raise gclient_utils.Error("client not configured; see 'gclient config'")
   client.PrintRevInfo()
   return 0
 
 
@@ skipping 66 matching lines @@
 
 
 if "__main__" == __name__:
   try:
     sys.exit(Main(sys.argv[1:]))
   except gclient_utils.Error, e:
     print >> sys.stderr, "Error: %s" % str(e)
     sys.exit(1)
 
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