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# 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/.
import sys
import os
sys.path.append(os.path.join(".", "parser"))
sys.path.append(os.path.join(".", "ply"))
import cPickle
from Configuration import Configuration
from CodegenRust import CGBindingRoot, replaceFileIfChanged
def generate_binding_rs(config, outputprefix, webidlfile):
"""
|config| Is the configuration object.
|outputprefix| is a prefix to use for the header guards and filename.
"""
filename = outputprefix + ".rs"
module = CGBindingRoot(config, outputprefix, webidlfile).define()
if not module:
print "Skipping empty module: %s" % (filename)
elif replaceFileIfChanged(filename, module):
print "Generating binding implementation: %s" % (filename)
def main():
# Parse arguments.
from optparse import OptionParser
usagestring = "usage: %prog configFile outputdir outputPrefix webIDLFile"
o = OptionParser(usage=usagestring)
(options, args) = o.parse_args()
if len(args) != 4:
o.error(usagestring)
configFile = os.path.normpath(args[0])
outputdir = args[1]
outputPrefix = args[2]
webIDLFile = os.path.normpath(args[3])
# Load the parsing results
resultsPath = os.path.join(outputdir, 'ParserResults.pkl')
with open(resultsPath, 'rb') as f:
parserData = cPickle.load(f)
# Create the configuration data.
config = Configuration(configFile, parserData)
# Generate the prototype classes.
generate_binding_rs(config, outputPrefix, webIDLFile)
if __name__ == '__main__':
main()
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