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#!/usr/bin/env python
# Copyright (c) 2023 Samsung Electronics Co., Ltd. All Rights Reserved
#
# 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.
import glob
import ntpath
import os
"""
[one hierarchy]
one
├── backends
├── bin
├── doc
├── include
├── lib
├── optimization
└── test
The list where `one-XXXX` finds its backends
- `bin` folder where `one-XXXX` exists
- `backends` folder
NOTE If there are backends of the same name in different places,
the closer to the top in the list, the higher the priority.
"""
def get_list(cmdname):
dir_path = os.path.dirname(os.path.realpath(__file__))
backend_set = set()
# bin folder
files = [f for f in glob.glob(dir_path + '/../*-' + cmdname)]
# backends folder
files += [
f
for f in glob.glob(dir_path + '/../../backends/**/*-' + cmdname, recursive=True)
]
# TODO find backends in `$PATH`
backends_list = []
for cand in files:
base = ntpath.basename(cand)
if (not base in backend_set) and os.path.isfile(cand) and os.access(
cand, os.X_OK):
backend_set.add(base)
backends_list.append(cand)
return backends_list
def search_driver(driver):
dir_path = os.path.dirname(os.path.realpath(__file__))
# CASE 1: one/bin/{driver} is found
driver_path = dir_path + '/../' + driver
if os.path.isfile(driver_path) and os.access(driver_path, os.X_OK):
return driver_path
# CASE 2: one/backends/**/bin/{driver} is found
for driver_path in glob.glob(
dir_path + '/../../backends/**/bin/' + driver, recursive=True):
if os.path.isfile(driver_path) and os.access(driver_path, os.X_OK):
return driver_path
# CASE 3: {driver} is found in nowhere
return None
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