Update idlsync.py to pull in dependencies required for chrome api generation.

third_party/chrome/ppapi/generators/idl_option.py

+# 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.
+
+import getopt
+import sys
+
+from idl_log import ErrOut, InfoOut, WarnOut
+
+OptionMap = { }
+
+
+def GetOption(name):
+  if name not in OptionMap:
+    raise RuntimeError('Could not find option "%s".' % name)
+  return OptionMap[name].Get()
+
+class Option(object):
+  def __init__(self, name, desc, default = None, callfunc = None,
+               testfunc = None, cookie = None):
+
+    # Verify this option is not a duplicate
+    if name in OptionMap:
+      raise RuntimeError('Option "%s" already exists.' % name)
+    self.name = name
+    self.desc = desc
+    self.default = default
+    self.value = default
+    self.callfunc = callfunc
+    self.testfunc = testfunc
+    self.cookie = cookie
+    OptionMap[name] = self
+
+  def Set(self, value):
+    if self.testfunc:
+      if not self.testfunc(self, value): return False
+    # If this is a boolean option, set it to true
+    if self.default is None:
+      self.value = True
+    else:
+      self.value = value
+    if self.callfunc:
+      self.callfunc(self)
+    return True
+
+  def Get(self):
+    return self.value
+
+
+def DumpOption(option):
+  if len(option.name) > 1:
+    out = '  --%-15.15s\t%s' % (option.name, option.desc)
+  else:
+    out = '   -%-15.15s\t%s' % (option.name, option.desc)
+  if option.default:
+    out = '%s\n\t\t\t(Default: %s)\n' % (out, option.default)
+  InfoOut.Log(out)
+
+def DumpHelp(option=None):
+  InfoOut.Log('Usage:')
+  for opt in sorted(OptionMap.keys()):
+    DumpOption(OptionMap[opt])
+  sys.exit(0)
+
+#
+# Default IDL options
+#
+# -h : Help, prints options
+# --verbose : use verbose output
+# --test : test this module
+#
+Option('h', 'Help', callfunc=DumpHelp)
+Option('help', 'Help', callfunc=DumpHelp)
+Option('verbose', 'Verbose')
+Option('test', 'Test the IDL scripts')
+
+def ParseOptions(args):
+  short_opts= ""
+  long_opts = []
+
+  # Build short and long option lists
+  for name in sorted(OptionMap.keys()):
+    option = OptionMap[name]
+    if len(name) > 1:
+      if option.default is None:
+        long_opts.append('%s' % name)
+      else:
+        long_opts.append('%s=' % name)
+    else:
+      if option.default is None:
+        short_opts += name
+      else:
+        short_opts += '%s:' % name
+
+  try:
+    opts, filenames = getopt.getopt(args, short_opts, long_opts)
+
+    for opt, val in opts:
+      if len(opt) == 2: opt = opt[1:]
+      if opt[0:2] == '--': opt = opt[2:]
+      OptionMap[opt].Set(val)
+
+  except getopt.error, e:
+    ErrOut.Log('Illegal option: %s\n' % str(e))
+    DumpHelp()
+    sys.exit(-1)
+
+  return filenames