xed/mfile.py
Mark Charney e7d734962c update legal header & date for py3 ported files
Change-Id: I166833daaa56c33eca01bdf7b9aa6e74a490ba9a
(cherry picked from commit 1212ba962dff6dfbfa0bd2469327ff447ce59058)
2017-06-12 14:41:24 -04:00

107 lines
3.2 KiB
Python
Executable File

#!/usr/bin/env python
# -*- python -*-
#BEGIN_LEGAL
#
#Copyright (c) 2017 Intel Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#END_LEGAL
import sys
import os
# Assume mbuild is next to the current source directory
# put mbuild on the import path
# from "path-to-xed/xed2/mfile.py" obtain: "path-to-xed/xed2".
def find_dir(d):
dir = os.getcwd()
last = ''
while dir != last:
target_dir = os.path.join(dir,d)
if os.path.exists(target_dir):
return target_dir
last = dir
(dir,tail) = os.path.split(dir)
return None
def fatal(m):
sys.stderr.write("\n\nXED build error: %s\n\n" % (m) )
sys.exit(1)
def try_mbuild_import():
try:
import mbuild
return True
except:
return False
def find_mbuild_import():
if try_mbuild_import():
# mbuild is already findable by PYTHONPATH. Nothing required from
# this function.
return
script_name = sys.argv[0]
mbuild_install_path_derived = \
os.path.join(os.path.dirname(script_name), '..', 'mbuild')
mbuild_install_path_relative = find_dir('mbuild')
mbuild_install_path = mbuild_install_path_derived
if not os.path.exists(mbuild_install_path):
if not mbuild_install_path_relative:
# If find_dir() fails, it returns None. That messes
# up os.path.exists() so we fix it with ''
mbuild_install_path_relative=''
mbuild_install_path = mbuild_install_path_relative
if not os.path.exists(mbuild_install_path):
s = "mfile.py cannot find the mbuild directory: [%s] or [%s]"
fatal(s % (mbuild_install_path_derived,
mbuild_install_path_relative))
# modify the environment python path so that the imported modules
# (enumer,codegen) can find mbuild.
if 'PYTHONPATH' in os.environ:
sep = ':'
os.environ['PYTHONPATH'] = mbuild_install_path + sep + \
os.environ['PYTHONPATH']
else:
os.environ['PYTHONPATH'] = mbuild_install_path
sys.path.insert(0,mbuild_install_path)
def work():
#if sys.version_info[0] >= 3:
# fatal("Python version 3.x not supported.")
if sys.version_info[0] == 2 and sys.version_info[1] < 7:
fatal("Need python version 2.7 or later.")
try:
find_mbuild_import()
except:
fatal("mbuild import failed")
import xed_mbuild
import xed_build_common
try:
retval = xed_mbuild.execute()
except Exception as e:
xed_build_common.handle_exception_and_die(e)
return retval
if __name__ == "__main__":
retval = work()
sys.exit(retval)