SpaceLife-Updater/venv/lib64/python3.12/site-packages/PyInstaller/configure.py

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2024-01-23 13:52:41 -05:00
#-----------------------------------------------------------------------------
# Copyright (c) 2005-2023, PyInstaller Development Team.
#
# Distributed under the terms of the GNU General Public License (version 2
# or later) with exception for distributing the bootloader.
#
# The full license is in the file COPYING.txt, distributed with this software.
#
# SPDX-License-Identifier: (GPL-2.0-or-later WITH Bootloader-exception)
#-----------------------------------------------------------------------------
"""
Configure PyInstaller for the current Python installation.
"""
import os
import subprocess
from PyInstaller import compat
from PyInstaller import log as logging
logger = logging.getLogger(__name__)
def _check_upx_availability(upx_dir):
logger.debug('Testing UPX availability ...')
upx_exe = "upx"
if upx_dir:
upx_exe = os.path.normpath(os.path.join(upx_dir, upx_exe))
# Check if we can call `upx -V`.
try:
output = subprocess.check_output(
[upx_exe, '-V'],
stdin=subprocess.DEVNULL,
stderr=subprocess.DEVNULL,
encoding='utf-8',
)
except Exception:
logger.debug('UPX is not available.')
return False
# Read the first line to display version string
try:
version_string = output.splitlines()[0]
except IndexError:
version_string = 'version string unavailable'
logger.debug('UPX is available: %s', version_string)
return True
def _get_pyinstaller_cache_dir():
old_cache_dir = None
if compat.getenv('PYINSTALLER_CONFIG_DIR'):
cache_dir = compat.getenv('PYINSTALLER_CONFIG_DIR')
elif compat.is_win:
cache_dir = compat.getenv('LOCALAPPDATA')
if not cache_dir:
cache_dir = os.path.expanduser('~\\Application Data')
elif compat.is_darwin:
cache_dir = os.path.expanduser('~/Library/Application Support')
else:
# According to XDG specification: http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
old_cache_dir = compat.getenv('XDG_DATA_HOME')
if not old_cache_dir:
old_cache_dir = os.path.expanduser('~/.local/share')
cache_dir = compat.getenv('XDG_CACHE_HOME')
if not cache_dir:
cache_dir = os.path.expanduser('~/.cache')
cache_dir = os.path.join(cache_dir, 'pyinstaller')
# Move old cache-dir, if any, to new location.
if old_cache_dir and not os.path.exists(cache_dir):
old_cache_dir = os.path.join(old_cache_dir, 'pyinstaller')
if os.path.exists(old_cache_dir):
parent_dir = os.path.dirname(cache_dir)
if not os.path.exists(parent_dir):
os.makedirs(parent_dir)
os.rename(old_cache_dir, cache_dir)
return cache_dir
def get_config(upx_dir=None):
config = {}
config['cachedir'] = _get_pyinstaller_cache_dir()
config['upx_dir'] = upx_dir
# Disable UPX on non-Windows. Using UPX (3.96) on modern Linux shared libraries (for example, the python3.x.so
# shared library) seems to result in segmentation fault when they are dlopen'd. This happens in recent versions
# of Fedora and Ubuntu linux, as well as in Alpine containers. On macOS, UPX (3.96) fails with
# UnknownExecutableFormatException on most .dylibs (and interferes with code signature on other occasions). And
# even when it would succeed, compressed libraries cannot be (re)signed due to failed strict validation.
upx_available = _check_upx_availability(upx_dir)
if upx_available:
if compat.is_win or compat.is_cygwin:
logger.info("UPX is available and will be used if enabled on build targets.")
elif os.environ.get("PYINSTALLER_FORCE_UPX", "0") != "0":
logger.warning(
"UPX is available and force-enabled on platform with known compatibility problems - use at own risk!"
)
else:
upx_available = False
logger.info("UPX is available but is disabled on non-Windows due to known compatibility problems.")
config['upx_available'] = upx_available
return config