mirror of
https://github.com/janeczku/calibre-web
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4708347c16
# Conflicts: # MANIFEST.in # README.md # cps/helper.py # cps/static/js/archive/archive.js # cps/translations/nl/LC_MESSAGES/messages.mo # cps/translations/nl/LC_MESSAGES/messages.po # cps/ub.py # cps/updater.py # cps/web.py # cps/worker.py # optional-requirements.txt
56 lines
2.3 KiB
Python
56 lines
2.3 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
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# Copyright (C) 2018-2019 OzzieIsaacs
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import division, print_function, unicode_literals
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import sys
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import os
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import subprocess
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def process_open(command, quotes=(), env=None, sout=subprocess.PIPE, serr=subprocess.PIPE):
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# Linux py2.7 encode as list without quotes no empty element for parameters
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# linux py3.x no encode and as list without quotes no empty element for parameters
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# windows py2.7 encode as string with quotes empty element for parameters is okay
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# windows py 3.x no encode and as string with quotes empty element for parameters is okay
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# separate handling for windows and linux
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if os.name == 'nt':
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for key, element in enumerate(command):
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if key in quotes:
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command[key] = '"' + element + '"'
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exc_command = " ".join(command)
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if sys.version_info < (3, 0):
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exc_command = exc_command.encode(sys.getfilesystemencoding())
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else:
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if sys.version_info < (3, 0):
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exc_command = [x.encode(sys.getfilesystemencoding()) for x in command]
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else:
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exc_command = [x for x in command]
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return subprocess.Popen(exc_command, shell=False, stdout=sout, stderr=serr, universal_newlines=True, env=env)
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def process_wait(command, serr=subprocess.PIPE):
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'''Run command, wait for process to terminate, and return an iterator over lines of its output.'''
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p = process_open(command, serr=serr)
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p.wait()
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for l in p.stdout.readlines():
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if isinstance(l, bytes):
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l = l.decode('utf-8')
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yield l
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