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#!/usr/bin/env python2
# Copyright (C) 2017 MongoDB Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License, version 3,
# as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
"""IDL Compiler Driver Main Entry point."""
from __future__ import absolute_import, print_function
import argparse
import logging
import sys
import idl.compiler
def main():
# type: () -> None
"""Main Entry point."""
parser = argparse.ArgumentParser(description='MongoDB IDL Compiler.')
parser.add_argument('file', type=str, help="IDL input file")
parser.add_argument('-o', '--output', type=str, help="IDL output source file")
parser.add_argument('--header', type=str, help="IDL output header file")
parser.add_argument(
'-i',
'--include',
type=str,
action="append",
help="Directory to search for IDL import files")
parser.add_argument('-v', '--verbose', action='count', help="Enable verbose tracing")
parser.add_argument('--base_dir', type=str, help="IDL output relative base directory")
parser.add_argument(
'--write-dependencies',
action='store_true',
help='only print out a list of dependent imports')
args = parser.parse_args()
if args.verbose:
logging.basicConfig(level=logging.DEBUG)
compiler_args = idl.compiler.CompilerArgs()
compiler_args.input_file = args.file
compiler_args.import_directories = args.include
compiler_args.output_source = args.output
compiler_args.output_header = args.header
compiler_args.output_base_dir = args.base_dir
compiler_args.output_suffix = "_gen"
compiler_args.write_dependencies = args.write_dependencies
if (args.output is not None and args.header is None) or \
(args.output is None and args.header is not None):
print("ERROR: Either both --header and --output must be specified or neither.")
sys.exit(1)
# Compile the IDL document the user specified
success = idl.compiler.compile_idl(compiler_args)
if not success:
sys.exit(1)
if __name__ == '__main__':
main()
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