зеркало из https://github.com/mozilla/gecko-dev.git
82 строки
2.7 KiB
Python
82 строки
2.7 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
|
|
# License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
|
# You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
|
|
# We do one global pass over all the WebIDL to generate our prototype enum
|
|
# and generate information for subsequent phases.
|
|
|
|
import os
|
|
import cStringIO
|
|
import WebIDL
|
|
import cPickle
|
|
from Configuration import *
|
|
from Codegen import GlobalGenRoots, replaceFileIfChanged
|
|
# import Codegen in general, so we can set a variable on it
|
|
import Codegen
|
|
|
|
def generate_file(config, name, action):
|
|
|
|
root = getattr(GlobalGenRoots, name)(config)
|
|
if action is 'declare':
|
|
filename = name + '.h'
|
|
code = root.declare()
|
|
else:
|
|
assert action is 'define'
|
|
filename = name + '.cpp'
|
|
code = root.define()
|
|
|
|
if replaceFileIfChanged(filename, code):
|
|
print "Generating %s" % (filename)
|
|
else:
|
|
print "%s hasn't changed - not touching it" % (filename)
|
|
|
|
def main():
|
|
# Parse arguments.
|
|
from optparse import OptionParser
|
|
usageString = "usage: %prog [options] webidldir [files]"
|
|
o = OptionParser(usage=usageString)
|
|
o.add_option("--cachedir", dest='cachedir', default=None,
|
|
help="Directory in which to cache lex/parse tables.")
|
|
o.add_option("--verbose-errors", action='store_true', default=False,
|
|
help="When an error happens, display the Python traceback.")
|
|
o.add_option("--use-jsop-accessors", action='store_true', default=False,
|
|
dest='useJSOPAccessors',
|
|
help="Use JSPropertyOps instead of JSNatives for getters and setters")
|
|
(options, args) = o.parse_args()
|
|
Codegen.generateNativeAccessors = not options.useJSOPAccessors
|
|
|
|
if len(args) < 2:
|
|
o.error(usageString)
|
|
|
|
configFile = args[0]
|
|
baseDir = args[1]
|
|
fileList = args[2:]
|
|
|
|
# Parse the WebIDL.
|
|
parser = WebIDL.Parser(options.cachedir)
|
|
for filename in fileList:
|
|
fullPath = os.path.normpath(os.path.join(baseDir, filename))
|
|
f = open(fullPath, 'rb')
|
|
lines = f.readlines()
|
|
f.close()
|
|
parser.parse(''.join(lines), fullPath)
|
|
parserResults = parser.finish()
|
|
|
|
# Write the parser results out to a pickle.
|
|
resultsFile = open('ParserResults.pkl', 'wb')
|
|
cPickle.dump(parserResults, resultsFile, -1)
|
|
resultsFile.close()
|
|
|
|
# Load the configuration.
|
|
config = Configuration(configFile, parserResults)
|
|
|
|
# Generate the prototype list.
|
|
generate_file(config, 'PrototypeList', 'declare')
|
|
|
|
# Generate the common code.
|
|
generate_file(config, 'RegisterBindings', 'declare')
|
|
generate_file(config, 'RegisterBindings', 'define')
|
|
|
|
if __name__ == '__main__':
|
|
main()
|