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#!/usr/bin/env python
"""Xnt Runner Script"""
# Xnt -- A Wrapper Build Tool
# Copyright (C) 2013 Kenny Ballou
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# 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 General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import sys
import time
import logging
import argparse
import xnt
import xnt.verbose
logging.basicConfig(format="%(message)s")
LOGGER = logging.Logger(name=__name__)
LOGGER.addHandler(logging.StreamHandler())
LOGGER.setLevel(logging.WARNING)
def main():
"""Xnt Entry Point"""
start_time = time.time()
args = parse_args(sys.argv[1:])
build_file = "./build.py"
if args["verbose"]:
xnt.verbose.VERBOSE = True
LOGGER.setLevel(logging.INFO)
logging.getLogger("xnt.tasks").setLevel(logging.INFO)
if args["build-file"]:
build_file = args["build-file"]
if args["list-targets"]:
error_code = xnt.list_targets(build_file)
else:
error_code = xnt.xntcall(build_file,
args["targets"],
_process_params_(args["properties"]))
elapsed_time = time.time() - start_time
print("Execution time: %.3f" % elapsed_time)
if error_code != 0:
LOGGER.error("Failure")
xnt.rm("build.pyc",
"__pycache__",
build_file + "c",
os.path.join(os.path.dirname(build_file), "__pycache__"))
if error_code != 0:
sys.exit(error_code)
def _process_params_(params):
'''Parse and separate properties'''
if not params:
return {}
properties = {}
for param in params:
name, value = param.split('=')
properties[name] = value
return properties
def parse_args(args_in):
"""Parse and group arguments"""
parser = argparse.ArgumentParser(prog="Xnt")
parser.add_argument("-v", "--verbose",
help="be verbose",
action="store_true",
dest="verbose")
parser.add_argument(
"--version",
action="version",
version=xnt.__version__,
help="print the version information and quit")
parser.add_argument(
"-b", "--build-file",
dest="build-file",
help="use the given buildfile")
parser.add_argument("-l", "--list-targets",
action="store_true",
dest="list-targets",
help="print build targets")
# Properties Group
params_group = parser.add_argument_group("Properties")
params_group.add_argument(
"-D", dest="properties", action="append",
help="use value for gvien property")
target_group = parser.add_argument_group("Targets")
# Targets Group
target_group.add_argument("targets", nargs=argparse.REMAINDER,
help="name(s) of targets to invoke")
return vars(parser.parse_args(args_in))
if __name__ == "__main__":
main()
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